CN211690363U

CN211690363U - Unilateral formwork supporting fastener

Info

Publication number: CN211690363U
Application number: CN201922429515.4U
Authority: CN
Inventors: 杨小跃; 陈玉恒; 罗京; 杨凯丽
Original assignee: Second Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Current assignee: Second Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-10-16
Anticipated expiration: 2029-12-30

Abstract

The utility model relates to a building equipment technical field specifically is a unilateral formwork fastener, including U-shaped card, dead lever, threaded rod, the lantern ring, fastening nut, backing plate, chevron card and receiver, U-shaped card welded connection dead lever upside front end, dead lever rear end welded connection threaded rod, the cover is equipped with the lantern ring on the threaded rod, the threaded rod outside threaded connection fastening nut of lantern ring front end, beneficial effect is: compare with the fixed mode of current G shape hook, have the effect of easy to assemble more, can make the installation quicker, shorten installation period, and the G shape hook that compares is fixed this design can not cause great damage to the steel form of inside, can not buckle the steel form, and then the problem that the slippage appears in buckle and the slope of steel form stress surface can not appear, increase the stability after fixing, connect more reliably, can also advance the fixing when carrying out the buckle and articulate, make the installation convenient and fast more.

Description

Unilateral formwork supporting fastener

Technical Field

The utility model relates to building equipment technical field specifically is a unilateral formwork fastener.

Background

With the expansion of the building field of China to the underground space, the deep foundation pit engineering is also developed towards the direction of ultra-deep, super-large, complex and multiform, the construction process is increasingly complex, and the construction difficulty is gradually increased. The appearance of underground continuous walls and inner support systems brings great development to deep foundation pit engineering, higher technical requirements are provided for side wall construction, particularly, the one-time pouring of concrete of the side wall of the subway station structure is large in release, a side wall formwork can only adopt a single-side formwork, and the problems of difficulty in pouring concrete of the side wall, difficulty in maintenance, long turnover period of the formwork and a support, more materials and the like exist if a traditional full-hall frame support system is adopted. Meanwhile, due to the erection of the full frame body, other processes in the foundation pit cannot be constructed. In order to guarantee under foundation ditch safety and construction quality's prerequisite for the construction of station main part side wall, reduce the influence of side wall template construction to other processes, big steel mould construction technology should summon and give birth to, the connected mode of steel form and triangular steel frame differs in big steel mould construction, old connected mode need weld the screw rod on the template or open a hole on the back of the body rib, the construction is troublesome and be difficult to guarantee connection quality, the steel mould rises the mould and turns on one's side the phenomenon and takes place occasionally.

Unilateral formwork mounting among the prior art catches on inboard steel film through terminal G shape hook and fixes, need not open the hole through welding screw rod or back of the body rib again and fix, reduces the construction degree of difficulty, but G shape hook have with structural limitation, can cause the damage to inside steel film, can buckle the steel film, long-time use may be because the atress changes the slippage influence fixed effect that appears, and G shape hook is also not convenient enough when beginning the installation to peg graft on the steel film in addition, for this, the utility model provides a unilateral formwork fastener is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a unilateral formwork fastener to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a unilateral formwork fastener, includes U-shaped card, dead lever, threaded rod, the lantern ring, fastening nut, backing plate, chevron card and receiver, U-shaped card welded connection dead lever upside front end, dead lever rear end welded connection threaded rod, the cover is equipped with the lantern ring on the threaded rod, the threaded rod outside threaded connection fastening nut of lantern ring front end, the threaded rod outside cover of fastening nut front end is equipped with the backing plate, the terminal threaded connection chevron card of threaded rod, dead lever lower extreme welded connection receiver, sliding connection ejector pad in the receiver, ejector pad rear end welded connection push rod, the lateral wall that the push rod passed the receiver rear end is connected to the outside, push rod fixed connection is in the connecting block, the integrative shaping setting of connecting block is at the lower extreme of the lantern ring.

Preferably, the backing plate is made of steel plates, the width of the backing plate is larger than the width of a gap of the double-spliced slot of the tripod steel frame, and the backing plate is rectangular.

Preferably, the push rod end is equipped with the connector, the terminal outside of connector is equipped with fixed screw, connector front end outside welded connection has stop nut, the connector is pegged graft and is passed the connecting block, at the terminal threaded connection fixation nut of connector.

Preferably, the storage box is internally provided with a sliding groove, the inner walls of the two sides of the sliding groove are provided with limit grooves, the lower end of the storage box is provided with a slide rail, the front end of the storage box is provided with an opening, the storage box is internally provided with a push block in a sliding connection mode, the two sides of the push block are integrally provided with limit blocks corresponding to the limit grooves, the limit blocks are inserted into the limit grooves, the lower end of the push block penetrates through the slide rail and is connected to the outer side, and the front end of the lower side of the push block is integrally.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses compare with the fixed mode of current G shape hook, have more easy to assemble's effect, can make the installation faster, shorten installation period, and the G shape hook that compares is fixed this design can not cause great damage to inside steel form, can not buckle the steel form, and then the problem that the slippage appears in buckle and the slope of steel form stress surface can not appear, increase the stability after fixing, connect more reliably, can also fix in advance when carrying out the buckle and articulate, make the installation convenient and fast more.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic view of the structure at a in fig. 1.

In the figure: 1U-shaped card, 2 dead levers, 3 threaded rods, 4 lantern rings, 5 fastening nuts, 6 backing plates, 7 chevron shape cards, 8 push rods, 9 connectors, 10 connecting blocks, 11 receivers, 12 chutes, 13 spacing grooves, 14 slideways, 15 ejector pads, 16 spacing blocks, 17 movable cards.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 2, the present invention provides a technical solution: the utility model provides a unilateral formwork fastener, including U-shaped card 1, the dead lever 2, the threaded rod 3, lantern ring 4, fastening nut 5, the backing plate 6, chevron card 7 and receiver 11, 1 welded connection dead lever 2 upside front ends of U-shaped card, 2 rear end welded connection threaded rod 3 of dead lever, the cover is equipped with lantern ring 4 on the threaded rod 3, 3 outside threaded connection fastening nut 5 of the threaded rod of 4 front ends of lantern ring, 3 outside covers of threaded rod of fastening nut 5 front end are equipped with backing plate 6, 3 terminal threaded connection chevron cards 7 of threaded rod, 2 lower extreme welded connection receivers 11 of dead lever, sliding connection ejector pad 15 in the

receiver

11, 15 rear end welded connection push rod 8 of ejector pad, the lateral wall that push rod 8 passed 11 rear ends of receiver is connected to the outside, 8 fixed connection of push rod is in connecting block 10, the integrative setting of connecting block 10 is at the lower extreme of.

The utility model discloses can further set up to, backing plate 6 is made for the steel sheet, and the width of backing plate 6 is greater than the double pin seam slot width of tripod steelframe, and backing plate 6 is rectangle, can make the fixed back of mounting more stable through 6 linings of backing plate, increases fixed effect, and prevents that the fixed effect of slip influence from appearing in the mounting.

The utility model discloses can further set up to, 8 ends of push rod are equipped with connector 9, and the terminal outside of connector 9 is equipped with fixed screw, and the welding connection has stop nut outside the connector 9 front end, and connector 9 pegs graft and passes connecting block 10, at the terminal threaded connection fixation nut of connector 9, can dismantle the change when wherein certain part damages through threaded connection's connector 9 and connecting block 10, can effectively increase the life of mounting, reduce use cost.

The utility model can be further arranged that a chute 12 is arranged in the storage box 11, limiting grooves 13 are arranged on the inner walls of the two sides of the chute 12, a slide way 14 is arranged at the lower end of the storage box 11, an opening is arranged at the front end of the storage box 11, a push block 15 is connected in the storage box 11 in a sliding way, limiting blocks 16 corresponding to the limiting grooves 13 are arranged on the two sides of the push block 15 in an integrated manner, the limiting blocks 16 are inserted in the limiting grooves 13, the lower end of the push block 15 is connected to the outer side through the slide way 14, and a movable clamp 17 is arranged at the front end of the lower side of the push block 15 in an integrated manner, the push block 15 can play a role of pre-fixing the movable clamp 17 on a steel template by matching with the U-shaped clamp 1 through the push rod 8 and the sleeve ring 4 and the fastening nut 5, thereby the subsequent installation is more convenient and rapid, the use is more reliable.

The working principle is as follows: when the device works, the U-shaped clamp 1 penetrates through a double-spliced channel steel gap of a vertical rib of a triangular steel frame firstly, the U-shaped clamp 1 is hung on a transverse back rib of a steel template, then the fastening nut 5 is screwed down, the lantern ring 4 is pushed by fastening the lonely 5, the push rod 8 is pushed by the connecting block 10 at the lower end of the lantern ring 4, the push block 15 is further pushed by the push rod 8, the push block 15 and the movable clamp 17 at the lower end of the front side of the push block 15 are pushed forwards to clamp the steel template for pre-fixing, then the backing plate 6 is sleeved outside the threaded rod 3 to be attached to the outer side of the vertical rib of the three-hinged steel frame, then the mountain-shaped clamp 7 is connected to the outer side of the threaded rod 3 in a threaded manner, the mountain-shaped clamp 7 is screwed down, the fastener can be tightened by the backing plate 6, the triangular steel frame is fixed, the mounting can be completed by sequentially fixing the triangular, still can not cause great damage to inside steel form, improve life.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a unilateral formwork fastener, includes U-shaped card (1), dead lever (2), threaded rod (3), the lantern ring (4), fastening nut (5), backing plate (6), chevron card (7) and receiver (11), its characterized in that: the U-shaped clamp (1) is welded and connected with the front end of the upper side of the fixed rod (2), the rear end of the fixed rod (2) is welded and connected with the threaded rod (3), a lantern ring (4) is sleeved on the threaded rod (3), a fastening nut (5) is connected with the outer side of the threaded rod (3) at the front end of the lantern ring (4) in a threaded manner, a backing plate (6) is sleeved outside the threaded rod (3) at the front end of the fastening nut (5), the tail end of the threaded rod (3) is connected with a mountain-shaped clamp (7) in a threaded manner, the lower end of the fixed rod (2) is connected with a storage box (11) in a welded manner, the containing box (11) is connected with a push block (15) in a sliding way, the rear end of the push block (15) is connected with a push rod (8) in a welding way, the push rod (8) penetrates through the side wall at the rear end of the storage box (11) and is connected to the outer side, the push rod (8) is fixedly connected in the connecting block (10), and the connecting block (10) is integrally formed at the lower end of the lantern ring (4).

2. A single-sided formwork fastener as claimed in claim 1, wherein: backing plate (6) are made for the steel sheet, the width of backing plate (6) is greater than the two groove gap width that piece together of tripod steelframe, backing plate (6) are rectangle.

3. A single-sided formwork fastener as claimed in claim 1, wherein: push rod (8) end is equipped with connector (9), the terminal outside of connector (9) is equipped with fixed screw, connector (9) front end outside welded connection has stop nut, connector (9) are pegged graft and are passed connecting block (10), at connector (9) terminal threaded connection fixation nut.

4. A single-sided formwork fastener as claimed in claim 1, wherein: the improved multifunctional storage box is characterized in that a sliding groove (12) is formed in the storage box (11), limiting grooves (13) are formed in the inner walls of the two sides of the sliding groove (12), a slide rail (14) is formed in the lower end of the storage box (11), an opening is formed in the front end of the storage box (11), a push block (15) is connected in the storage box (11) in a sliding mode, limiting blocks (16) corresponding to the limiting grooves (13) are integrally formed in the two sides of the push block (15), the limiting blocks (16) are inserted into the limiting grooves (13), the lower end of the push block (15) penetrates through the slide rail (14) and is connected to the outer side, and a movable clamp (17) is integrally formed in the.