CN214738827U

CN214738827U - Connecting piece for fastening C-shaped purline and cross beam

Info

Publication number: CN214738827U
Application number: CN202023346577.8U
Authority: CN
Inventors: 卢钢强
Original assignee: Changguang Engineering Construction Co ltd
Current assignee: Changguang Engineering Construction Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-11-16
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a connecting piece for fastening C type purlin and crossbeam, use in the connecting piece field, the up end of having solved the connecting piece surpasss the highest terminal surface of C type purlin and crossbeam, influence the technical problem of C type purlin and crossbeam to the supporting effect of roofing material in the construction, its technical scheme main points are that the shape size of the cross section of C type fixing device inner wall is the same with the shape size of the cross section of diaphragm on the crossbeam, C type fixing device clearance width is the same with the width of crossbeam backup pad, the center department of the a board of C type fixing device is equipped with the recess, C type fixing device is connected with the stopper, stopper and recess parallel arrangement, the distance of the bottom face of stopper to the recess bottom is the same with the purlin supports the distance, the length that the stopper is located the recess top is the same with the interior limit length of purlin backup pad; the connecting piece has the technical effects that the overall size of the connecting piece is small, a large amount of building materials are saved, and the connecting piece is more green and environment-friendly.

Description

Connecting piece for fastening C-shaped purline and cross beam

Technical Field

The utility model belongs to the technical field of the technique of connecting piece and specifically relates to a connecting piece for fastening C type purlin and crossbeam is related to.

Background

Purlins are perpendicular to the horizontal roof beams of roof trusses or rafters to support the rafters or roofing material, and are typically connected to the cross beams to provide support during use.

The existing Chinese patent with publication number CN108331179B discloses a connecting piece for fastening C-shaped purlines and cross beams, which comprises the C-shaped purlines, the cross beams, an upper half locking device, a lower half locking device and fixed inserts, wherein the C-shaped purlines are arranged on the cross beams, the upper half locking device is in clearance fit with the C-shaped purlines and the cross beams, the lower half locking device is in sliding connection with the upper half locking device, the lower half locking device is in clearance fit with the cross beams, the fixed inserts are provided with two, and the two fixed inserts are connected with the left end and the right end of the lower half locking device through threads.

The above prior art solutions have the following drawbacks: the connecting piece of C type purlin and crossbeam includes first locking device, lower half locking device and fixed inserted block, carries out the spacing fixed of ring type to C type purlin and crossbeam is whole, and the whole volume that occupies of connecting piece is great, and the building is great to the use amount of connecting piece, extravagant building material relatively.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a connecting piece for fastening C type purlin and crossbeam, its advantage is that the holistic volume of connecting piece is less, has saved a large amount of building materials, more green.

The above technical purpose of the present invention can be achieved by the following technical solutions: a connecting piece for fastening C-shaped purlines and cross beams comprises the C-shaped purlines and the cross beams, wherein C-shaped fixing devices are arranged on the C-shaped purlines and the cross beams, each C-shaped fixing device comprises a plate a, two sides of each plate a are respectively and vertically connected with a plate b and a plate C, a plate d and a plate e are arranged in a C-shaped cavity formed by the plates a, b and C, a gap is formed between the plate d and the plate e, and a gap is formed between the upper surfaces of the plate d and the plate e and the lower surfaces of the plate a;

the upper surface of the a plate is provided with a groove extending along the width direction of the a plate; the top of a board is connected with the stopper, the stopper is located the top of recess, stopper and recess parallel arrangement.

Through the technical scheme, the cross beam is inserted into the C-shaped fixing device firstly, the fixing effect is achieved, and then the C-shaped purlines are inserted into the grooves, so that the C-shaped purlines are fixed in the grooves of the C-shaped fixing device, and the purpose of fixing the C-shaped purlines and the cross beam is achieved. C type fixing device's whole volume is less, when fixing C type purlin and crossbeam, C type fixing device's up end is no longer than the highest terminal surface of C type purlin, C type fixing device's lower terminal surface is no longer than the minimum terminal surface of crossbeam, most embedding of C type fixing device is in C type purlin and crossbeam, the influence to roofing material construction installation is less, guarantee C type purlin and crossbeam at the supporting effect of construction to roofing material, make the holistic volume of connecting piece less, a large amount of building materials have been saved, more green.

The utility model discloses further set up to: the depth of the groove is the same as the thickness of the C-shaped purline supporting plate.

Through the technical scheme, when the groove enables the supporting plate of the C-shaped purline to be inserted, the C-shaped purline supporting plate inserted into the groove is just placed in the groove, so that the C-shaped purline and the cross beam are fixed more stably, and the space is saved more.

The utility model discloses further set up to: the C-shaped fixing device is characterized in that a plate a is provided with a fixing hole, an upper transverse plate of the cross beam is provided with a round hole, threads are arranged in the round hole, and a bolt is arranged at the position of the fixing hole.

Through the technical scheme, the C-shaped fixing device is detachably connected with the cross beam through the bolts, so that the stability of the cross beam and the C-shaped fixing device is improved, and the cross beam and the C-shaped fixing device are conveniently detached.

The utility model discloses further set up to: the side wall of the limiting block is provided with a limiting hole, the C-shaped purlin connecting plate is provided with a through hole, threads are arranged in the limiting hole, and a bolt is arranged at the through hole.

Through the technical scheme, the C-shaped purlines are detachably connected with the limiting blocks of the C-shaped fixing devices, so that the connection stability of the C-shaped purlines and the C-shaped fixing devices is improved, and the connection stability of the C-shaped purlines and the cross beams is improved.

The utility model discloses further set up to: the d plate and the e plate are detachably connected with the b plate and the c plate through bolts respectively.

Through the technical scheme, when the crossbeam and the C-shaped fixing device are disassembled, the crossbeam is not convenient to move, the d plate and the e plate can be disassembled, so that the C-shaped fixing device is separated from the crossbeam, and the C-shaped fixing device and the crossbeam can be also installed in the mode.

The utility model discloses further set up to: the limiting block is detachably connected with the a plate of the C-shaped fixing device through a bolt.

Through the technical scheme, the limiting blocks are detachably connected with the plate a through the bolts, the limiting blocks are detached from the plate a, so that the C-shaped purlines can be rapidly taken out of or installed in the grooves, and the installation and the detachment are convenient.

The utility model discloses further set up to: the inner wall of the C-shaped fixing device is provided with an antirust coating, and the inner wall of the groove and the outer wall of the limiting block are provided with antirust coatings.

Through above-mentioned technical scheme, C type fixing device's inner wall is equipped with anti rust coating, is equipped with anti rust coating on the outer wall of recess inner wall and stopper, avoids taking place the rust to die between C type fixing device and C type purlin and the crossbeam, is not convenient for dismantle.

The utility model discloses further set up to: the thickness of the d plate and the e plate is the same as the distance between the upper transverse plate and the lower transverse plate of the cross beam.

Through above-mentioned technical scheme, the thickness of d board and e board is the same with the distance between crossbeam upper transverse plate and the diaphragm down, and d board and e board just imbed between upper transverse plate and the diaphragm down, and d board and e board are fixed and are made the crossbeam be connected more stably with C type fixing device.

To sum up, the utility model discloses a beneficial technological effect does:

1. when the connecting piece is used for fixing the C-shaped purlines and the cross beam, the upper end surface of the C-shaped fixing device does not exceed the highest end surface of the C-shaped purline, the overall size of the connecting piece is small, a large amount of building materials are saved, and the connecting piece is more environment-friendly;

2. the C-shaped fixing device and the cross beam can be installed in the same way by detaching the d plate and the e plate, so that the C-shaped fixing device is separated from the cross beam.

Drawings

Fig. 1 is a schematic structural view of a C-shaped purlin and a beam of the present embodiment;

FIG. 2 is a schematic structural view of the C-shaped fixing device of the present embodiment;

FIG. 3 is an overall configuration diagram of the present embodiment;

fig. 4 is an exploded view of the present embodiment.

Description of the drawings, purlins of type 1, C; 2. a cross beam; 3. a C-shaped fixing device; 4. a plate; 5. b, a plate; 6. c, a plate; 7. d, a plate; 8. e, a plate; 9. a support plate; 10. a connecting plate; 11. an upper transverse plate; 12. a lower transverse plate; 13. a vertical plate; 15. a groove; 16. a limiting block; 17. a fixing hole; 18. a circular hole; 19. a limiting hole; 20. and a through hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings

Example (b):

referring to fig. 1, the C-shaped purlin 1 and the cross beam 2 are provided, wherein the C-shaped purlin 1 comprises two support plates 9, and the two support plates 9 are fixedly connected through a connecting plate 10. The cross beam 2 comprises an upper cross plate 11 and a lower cross plate 12, and a vertical plate 13 is fixedly connected between the upper cross plate 11 and the lower cross plate 12. During construction, the C-shaped purlines 1 and the cross beams 2 need to be vertically fixed and play a supporting role together.

Referring to fig. 2 and 3, the C-type fixing device 3 includes an a plate 4, a b plate 5 and a C plate 6 are vertically connected to two sides of the a plate 4, respectively, a d plate 7 and an e plate 8 are disposed in a C-shaped cavity formed by the a plate 4, the b plate 5 and the C plate 6, a gap is formed between the d plate 7 and the e plate 8, and a gap is formed between the upper surfaces of the d plate 7 and the e plate 8 and the lower surface of the a plate 4. The shape and size of the cross section of the cavity in the C-shaped fixing device 3 are the same as the shape and size of the cross section of the upper cross plate 11 of the cross beam 2, and the gap width of the C-shaped fixing device 3 is the same as the width of the vertical plate 13 of the cross beam 2, so that the upper cross plate 11 of the cross beam 2 can be just inserted into the C-shaped fixing device 3. The thickness of the d plate 7 and the e plate 8 is the same as the distance between the upper transverse plate 11 and the lower transverse plate 12 of the cross beam 2, and the d plate 7 and the e plate 8 are just embedded between the upper transverse plate 11 and the lower transverse plate 12, so that the cross beam 2 is connected with the C-shaped fixing device 3 more stably. The d plate 7 and the e plate 8 of the C-shaped fixing device 3 are detachably connected with the b plate 5 and the C plate 6 through bolts respectively, and when the cross beam 2 cannot be moved, the d plate 7 and the e plate 8 can be detached, so that the C-shaped fixing device 3 is separated from the cross beam 2.

Referring to fig. 3 and 4, a groove 15 extending along the width direction of the plate a 4 of the C-shaped fixing device 3 is formed in the center of the plate a, the width of the groove 15 is the same as the width of the outer edge of the supporting plate 9 of the C-shaped purlin 1, and the depth of the groove 15 is the same as the thickness of the supporting plate 9 of the C-shaped purlin 1. So that the supporting plate 9 of the C-shaped purlin 1 can be just inserted into the groove 15. The a plate 4 of the C-shaped fixing device 3 is connected with a limiting block 16, the limiting block 16 is located above the groove 15, the limiting block 16 is arranged in parallel with the groove 15, and the length of the limiting block 16 located above the groove 15 is the same as the width of the inner edge of the supporting plate 9 of the C-shaped purlin 1. When the C-shaped purline 1 is inserted into the groove 15, the limiting block 16 is just embedded into the inner wall of the C-shaped purline 1 and attached to the inner wall. The limiting block 16 is detachably connected with the plate a 4 through bolts, the limiting block 16 is detached from the plate a 4, the C-shaped purline 1 can be taken out of the groove 15 quickly, and the mounting and the dismounting are convenient. The inner wall of the C-shaped fixing device 3 is provided with an antirust coating, the outer walls of the groove 15 and the limiting block 16 are provided with the antirust coatings, and the C-shaped fixing device 3 is prevented from being rusted and disassembled inconveniently with the C-shaped purlines 1 and the cross beams 2.

Referring to fig. 4, a fixing hole 17 is formed in the a plate 4 of the C-shaped fixing device 3, a circular hole 18 having the same size as the fixing hole 17 is formed in the upper cross plate 11 of the cross beam 2, a thread is formed in the circular hole 18, and a bolt is arranged at the fixing hole 17. C type fixing device 3 passes through the bolt and can dismantle with crossbeam 2 and be connected, has improved crossbeam 2 and C type fixing device 3's stability. The side wall of the limiting block 16 is provided with a limiting hole 19, the connecting plate 10 of the C-shaped purline 1 is provided with through holes 20 with the same size, threads are arranged in the limiting hole 19, and bolts are arranged at the through holes 20. The C-shaped purline 1 is detachably connected with the limiting block 16 of the C-shaped fixing device 3, so that the connection stability of the C-shaped purline 1 and the C-shaped fixing device 3 is improved, and the connection stability of the C-shaped purline 1 and the cross beam 2 is improved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The connecting piece for fastening the C-shaped purlines and the cross beams comprises the C-shaped purlines (1) and the cross beams (2), and is characterized in that C-shaped fixing devices (3) are arranged on the C-shaped purlines (1) and the cross beams (2), each C-shaped fixing device (3) comprises a plate (4), two sides of each plate (4) are respectively and vertically connected with a plate b (5) and a plate C (6), a plate d (7) and a plate e (8) are arranged in a C cavity formed by the plate a (4), the plate b (5) and the plate C (6), a gap is formed between the plate d (7) and the plate e (8), and a gap is formed between the upper surfaces of the plate d (7) and the plate e (8) and the lower surface of the plate a (4);

the upper surface of the a plate (4) is provided with a groove (15) extending along the width direction of the a plate; the top of a board (4) is connected with stopper (16), stopper (16) are located the top of recess (15), stopper (16) and recess (15) parallel arrangement.

2. A connector for fastening C-purlins and cross-beams according to claim 1, characterised in that the depth of the groove (15) is the same as the thickness of the support plate (9) of the C-purlin (1).

3. The connecting piece for fastening C-shaped purlins and cross beams according to claim 1, wherein a plate (4) of the C-shaped fixing device (3) is provided with a fixing hole (17), an upper cross plate (11) of the cross beam (2) is provided with a round hole (18), the round hole (18) is internally provided with threads, and a bolt is arranged at the fixing hole (17).

4. The connecting piece for fastening C-shaped purlins and beams according to claim 1, wherein the side wall of the limiting block (16) is provided with a limiting hole (19), the connecting plate (10) of the C-shaped purlin (1) is provided with a through hole (20), the limiting hole (19) is internally provided with a thread, and the through hole (20) is provided with a bolt.

5. A connector for fastening C-shaped purlins and beams according to claim 1, characterised in that the d-plate (7) and the e-plate (8) are detachably connected with the b-plate (5) and the C-plate (6) respectively through bolts.

6. A connector for fastening C-shaped purlins and beams according to claim 1, characterised in that the stop blocks (16) are detachably connected with the a-plate (4) of the C-shaped fixing device (3) through bolts.

7. A connector for fastening C-shaped purlins and beams according to claim 1, wherein the inner wall of the C-shaped fixing device (3) is provided with an anti-rust coating, and the inner wall of the groove (15) and the outer wall of the limiting block (16) are provided with anti-rust coatings.

8. A connector for fastening C-shaped purlins and cross beams according to claim 1, wherein the thickness of the d-plate (7) and the e-plate (8) is the same as the distance between the upper cross plate (11) and the lower cross plate (12) of the cross beam (2).