Rail connection (70)

Tekla Structures
2021
Tekla Structures

Rail connection (70)

Rail connection (70) connects an existing handrail and an existing column with a clip angle with either welded or bolted connections.

Objects created

  • Clip angle

  • Bolts

  • Welds

  • Cuts

Use for

Situation Description

Handrail is connected to a column with bolted clip angle.

Selection order

  1. Select the main part (column).

  2. Select the secondary parts (handrail).

    • With continuous handrails, select the rail.

    • With spliced handrails, select the first rail and then the second rail.

  3. Click the middle mouse button to create the connection.

Part identification key

Description
1

Clip angle

Picture tab

Use the Picture tab to define the connection dimensions.

Dimensions

Description

1

Rail end cut back dimension.

2

Rail end clearance dimension from the clip angle.

3

Clip angle offset from the center line of the column.

Description

1

Length of the outstanding leg of the clip angle.

Parts tab

Use the Parts tab to define the part properties.

Parts

Option Description

Connecting profile

Select the profile from the profile catalog.

Option

Description

Default

Pos_No

Prefix and start number for the part position number.

Some components have a second row of fields where you can enter the assembly position number.

The default part start number is defined in the Components settings in File menu > Settings > Options.

Material

Material grade.

The default material is defined in the Part material box in the Components settings in File menu > Settings > Options.

Name

Name that is shown in drawings and reports.

Finish

Describes how the part surface has been treated.

Parameters tab

Use the Parameters tab to define the clip angle position and attachment type.

Clip angle location

Option Description

Default

The clip angle is created below the handrail.

AutoDefaults can change this option.

The clip angle is created above the handrail.

The clip angle is created below the handrail.

Clip angle direction

Option Description

Default

The clip angle is created with the vertical leg toed down.

AutoDefaults can change this option.

The clip angle is created with the vertical leg toed down.

The clip angle is created with the vertical leg toed up.

Outstanding leg position

Default

The long leg is positioned horizontally.

AutoDefaults can change this option.

Automatic

Tekla Structures determines which way the long leg is positioned.

The long leg is positioned horizontally.

The long leg is positioned vertically.

Attachment type

Option Description

Default

The clip angle is bolted.

AutoDefaults can change this option.

The clip angle is bolted.

The clip angle is welded to the handrail and bolted to the column.

The clip angle is bolted to the handrail and welded to the column.

The clip angle is welded.

Pbolts tab

Use the Pbolts tab to define the properties of the bolts connecting the clip angle to the main part.

Bolt group dimensions

Description

1

Dimension for horizontal bolt group position.

2

Bolt edge distance.

Edge distance is the distance from the center of a bolt to the edge of the part.

3

Number of bolts.

4

Bolt spacing.

Use a space to separate bolt spacing values. Enter a value for each space between bolts. For example, if there are 3 bolts, enter 2 values.

5

Define which bolts are deleted from the bolt group.

Enter the bolt numbers of the bolts to be deleted and separate the numbers with a space. Bolt numbers run from left to right and from top to bottom.

Bolt basic properties

Option

Description

Default

Bolt size

Bolt diameter.

Available sizes are defined in the bolt assembly catalog.

Bolt standard

Bolt standard to be used inside the component.

Available standards are defined in the bolt assembly catalog.

Tolerance

Gap between the bolt and the hole.

Thread in mat

Defines whether the thread may be within the bolted parts when bolts are used with a shaft.

This has no effect when full-threaded bolts are used.

Yes

Site/Workshop

Location where the bolts should be attached.

Site

Slotted holes

You can define slotted, oversized, or tapped holes.

Option

Description

Default

1

Vertical dimension of slotted hole.

0, which results in a round hole.

2

Horizontal dimension of slotted hole, or allowance for oversized holes.

0, which results in a round hole.

Hole type

Slotted creates slotted holes.

Oversized creates oversized or tapped holes.

No hole does not create holes.

Rotate Slots

When the hole type is Slotted, this option rotates the slotted holes.

Slots in

Part(s) in which slotted holes are created. The options depend on the component in question.

Bolt assembly

The selected check boxes define which component objects (bolt, washers, and nuts) are used in the bolt assembly.

If you want to create a hole only, clear all the check boxes.

To modify the bolt assembly in an existing component, select the Effect in modify check box and click Modify.

Bolt length increase

Define how much the bolt length is increased. Use this option when, for example, painting requires the bolt length to be increased.

Sbolts tab

Use the Sbolts tab to define the properties of the bolts connecting the clip angle to the secondary part.

Bolt group dimensions

Description

1

Dimension for horizontal bolt group position.

2

Bolt edge distance.

Edge distance is the distance from the center of a bolt to the edge of the part.

3

Number of bolts.

4

Bolt spacing.

Use a space to separate bolt spacing values. Enter a value for each space between bolts. For example, if there are 3 bolts, enter 2 values.

5

Define which bolts are deleted from the bolt group.

Enter the bolt numbers of the bolts to be deleted and separate the numbers with a space. Bolt numbers run from left to right and from top to bottom.

Bolt basic properties

Option

Description

Default

Bolt size

Bolt diameter.

Available sizes are defined in the bolt assembly catalog.

Bolt standard

Bolt standard to be used inside the component.

Available standards are defined in the bolt assembly catalog.

Tolerance

Gap between the bolt and the hole.

Thread in mat

Defines whether the thread may be within the bolted parts when bolts are used with a shaft.

This has no effect when full-threaded bolts are used.

Yes

Site/Workshop

Location where the bolts should be attached.

Site

Slotted holes

You can define slotted, oversized, or tapped holes.

Option

Description

Default

1

Vertical dimension of slotted hole.

0, which results in a round hole.

2

Horizontal dimension of slotted hole, or allowance for oversized holes.

0, which results in a round hole.

Hole type

Slotted creates slotted holes.

Oversized creates oversized or tapped holes.

No hole does not create holes.

Rotate Slots

When the hole type is Slotted, this option rotates the slotted holes.

Slots in

Part(s) in which slotted holes are created. The options depend on the component in question.

Bolt assembly

The selected check boxes define which component objects (bolt, washers, and nuts) are used in the bolt assembly.

If you want to create a hole only, clear all the check boxes.

To modify the bolt assembly in an existing component, select the Effect in modify check box and click Modify.

Bolt length increase

Define how much the bolt length is increased. Use this option when, for example, painting requires the bolt length to be increased.

Notch tab

Use the Notch tab to automatically create notches for the secondary beam and to control the notch properties. The Notch tab has two sections: automatic properties (top section) and manual properties (bottom section). Automatic and manual notching properties work independently from each other.

Automatic notching

Automatic notching options affect both the top and the bottom flange.

Notch shape

Automatic notching is switched on when you select a notch shape.

Option

Description

Default

Creates notches to the secondary beam.

AutoDefaults can change this option.

Creates notches to the secondary beam. The cuts are square to the main beam web.

Creates notches to the secondary beam. The cuts are square to the secondary beam web.

Creates notches to the secondary beam. The vertical cut is square to the main beam, and the horizontal cut is square to the secondary beam.

Turns off automatic notching.

Notch size

Option

Description

Default

The notch size is measured from the edge of the main beam flange and from underneath the top flange of the main beam.

AutoDefaults can change this option.

The notch size is measured from the edge of the main beam flange and from underneath the top flange of the main beam.

The notch size is measured from the center line of the main beam and from the top flange of the main beam.

Enter the horizontal and vertical values for the cuts.

Flange cut shape

Option

Description

Default

Secondary beam flange is cut parallel to the main beam.

AutoDefaults can change this option.

Secondary beam flange is cut parallel to the main beam.

Secondary beam flange is cut square.

Notch dimension rounding

Use the notch dimension rounding options to define whether the notch dimensions are rounded up. Even if the dimension rounding is set to active, the dimensions are rounded up only when necessary.

Option

Description

Default

Notch dimensions are not rounded.

AutoDefaults can change this option.

Notch dimensions are not rounded.

Notch dimensions are rounded.

Enter the horizontal and vertical rounding values.

The dimensions are rounded up the nearest multiple of the value you enter. For example, if the actual dimension is 51 and you enter a round-up value of 10, the dimension is rounded up to 60.

Manual notching

Use manual notching when a part that does not belong to the connection clashes with the secondary beam. When you use manual notching, the connection creates cuts using the values you enter in the fields on the Notch tab. You can use different values for the top and the bottom flange.

Side of flange notch

The side of flange notch defines on which side of the beam the notches are created.

Option

Description

Default

Creates notches on both sides of the flange.

AutoDefaults can change this option.

Automatic

Creates notches on both sides of the flange.

Creates notches on both sides of the flange.

Creates notches on the near side of the flange.

Creates notches on the far side of the flange.

Flange notch shape

The flange notch shape defines the notch shape in the beam flange.

Option

Description

Default

The entire flange of the secondary beam is cut as far back as you define.

AutoDefaults can change this option.

Automatic

The entire flange of the secondary beam is cut as far back as you define. The default depth for the notch is twice the thickness of the secondary flange. The cut always runs the entire width of the secondary flange.

Creates chamfers in the flange.

If you do not enter a horizontal dimension, a chamfer of 45 degrees is created.

Creates cuts to the flange with default values unless you enter values in the fields 1and 2.

The flange is not cut.

Creates cuts to the flange according to the value in the field 1 to make it flush with the web.

Creates cuts to the flange according to the values in the fields 1 and 2.

Flange notch depth

Option Description

Flange notch depth

Cut dimensions

Description

Default

1

Dimensions for the horizontal flange cuts.

10 mm

2

Dimensions for the vertical flange cuts.

The gap between the notch edge and the beam flange is equal to the main part web rounding. The notch height is rounded up to the nearest 5 mm.

General tab

Click the link below to find out more:

General tab

Design tab

Click the link below to find out more:

Design tab

Analysis tab

Click the link below to find out more:

Analysis tab

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