CN211993473U

CN211993473U - Template counter-pulling piece of prefabricated staircase

Info

Publication number: CN211993473U
Application number: CN202020487834.0U
Authority: CN
Inventors: 郭璐; 海宁; 李树海
Original assignee: Jiangsu Shangtong Concrete Products Co ltd
Current assignee: Jiangsu Shangtong Concrete Products Co ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2020-11-24
Anticipated expiration: 2030-04-03

Abstract

The utility model discloses a prefabricated staircase's template is to drawing piece relates to prefabricated staircase and makes technical field, reaches to reduce because of the purpose that vibration influence template, slidable side form locking of marking time, and its technical scheme main points are: it is relative to be located template, the slidable side mould of marking time rotate respectively on the dead lever and be connected with first pole and second pole, when first pole and second pole set up relatively, first pole and second pole upper end wall all peg graft and have vertical pole, the one end that first pole or second pole were kept away from to vertical pole all is equipped with the horizon bar that extends in opposite directions, two the horizon bar passes through connecting sleeve threaded connection, two the horizon bar is reverse screw with connecting sleeve threaded connection's screw thread, when connecting sleeve rotates to required position, be equipped with the first locating part of distance between restriction first pole and the second pole on the first pole.

Description

Template counter-pulling piece of prefabricated staircase

Technical Field

The utility model relates to a prefabricated staircase makes technical field, and more specifically says that it relates to a template of prefabricated staircase is to drawing the piece.

Background

The precast concrete stair adopts the production mode of factory precast forming, saves a large amount of labor, ensures the manufacturing quality, and improves the manufacturing capacity and the manufacturing speed. The assembly type building embodies the industrialization characteristics of the modern building, reduces the environmental pollution of a construction site and improves the construction speed. The existing well-known prefabricated stair template is complex and tedious in die assembly and die disassembly and needs to be assisted by a hoisting device.

Chinese patent publication No. CN110605780A discloses an integral type assembled stair prefabricated formwork, which comprises a pedestal, a formwork arranged on the pedestal and an operating platform, wherein the formwork comprises a stepping formwork and a slidable side formwork which are respectively laterally standing on the pedestal, the trapezoidal face of the stepping formwork corresponds to the slidable side formwork, the stepping formwork and the slidable side formwork are buckled together and are tensioned and fixed through a shaft-type counter-pulling piece, the slidable side formwork can drive the stepping formwork to transversely slide on the pedestal, and the slidable side formwork is provided with an attached type vibrating tamper.

The shaft type counter-pulling piece comprises a rectangular pipe and a counter-pulling bolt rod, the rectangular pipe is arranged at the back of the stepping panel and the back of the side template at equal intervals, the upper rectangular pipe and the lower rectangular pipe are symmetrically arranged and are fixed in a tensioning mode through the counter-pulling bolt rod and the nuts, the left end and the right end of the stepping panel are respectively provided with a counter-pulling lug plate, the left end and the right end of the side template are respectively provided with a counter-pulling seat corresponding to the counter-pulling lug plates, and the counter-pulling lug plates and the counter-pulling seats are fixedly connected through the counter-pulling.

Shaft type is to drawing the piece through the taut fixed of split bolt pole, nut, but the vibrator during operation can produce the vibration, and the vibration can make the nut not hard up this moment, and then influences the locking of template, the slidable side form of marking time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a template of prefabricated staircase is to drawing the piece, reaches to reduce because of the purpose that the vibration influence template of marking time, slidable side form locking.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a prefabricated stair's template is to drawing piece, is relative including setting up a plurality of dead levers at template, the slidable side mould back of marking time on being located template, the slidable side mould of marking time rotate respectively on the dead lever and be connected with first pole and second pole, when first pole and second pole set up relatively, first pole and second pole upper end wall have all been pegged graft and have been had vertical pole, the one end that first pole or second pole were kept away from to vertical pole all is equipped with the horizon bar that extends in opposite directions, two the horizon bar passes through connecting sleeve threaded connection, two the horizon bar is reverse screw thread with connecting sleeve threaded connection's screw thread, when connecting sleeve rotates to required position, be equipped with the first locating part of distance between first pole of restriction and the second pole on the first pole.

Through adopting above-mentioned technical scheme, rotate connecting sleeve and make two horizon bars remove in opposite directions, and then remove in opposite directions through vertical pole pulling first pole and second pole for template of marking time, slidable side form are locked, and connecting sleeve has restricted the distance between first pole and the second pole, and first locating part restriction distance between first pole and the second pole this moment reaches and reduces the purpose of template of marking time, the locking of slidable side form because of the vibration influence.

Preferably: the position that vertical pole and first pole or second pole are contradicted is equipped with along the first pole or the distribution of second pole length direction's of conflict piece, conflict piece embedding first pole or second pole upper end wall in, be equipped with the second locating part of restriction conflict piece position on the first pole or the second pole upper end face.

Preferably: the second limiting part comprises an oval turntable which is rotatably arranged on the upper end surface of the first rod or the second rod and is abutted against the upper end surface of the abutting block.

Preferably: the first limiting part comprises a swing rod which is rotatably arranged on the side wall of the first rod, one end, far away from the first rod, of the swing rod is provided with a plurality of connecting holes, each connecting hole is distributed along the length direction of the swing rod, one of the connecting holes is in threaded connection with a locking rod, and the locking rod penetrates through the swing rod and is in threaded connection with the side wall of the second rod.

Preferably: when the connecting sleeve rotates to a required position, a third limiting part for limiting the rotation of the connecting sleeve is arranged on one of the horizontal rods.

Preferably: the third locating part comprises a limiting sleeve which is in threaded connection with the horizontal rod, and one end of the limiting sleeve, which is close to the connecting sleeve, is provided with a clamping cylinder of which the inner wall is in threaded connection with the outer wall of the connecting sleeve.

Preferably: the outer wall of the connecting sleeve is provided with rotating rods which are distributed oppositely.

To sum up, the utility model discloses following beneficial effect has: rotate connecting sleeve and make two horizon bars remove in opposite directions, and then remove in opposite directions through vertical pole pulling first pole and second pole for template of marking time, slidable side form are locked, and connecting sleeve has restricted the distance between first pole and the second pole, and first locating part restriction distance between first pole and the second pole this moment reaches and reduces the purpose of template of marking time, the locking of slidable side form because of the vibration influence.

Drawings

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

fig. 2 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1. a step template; 2. a slidable side mold; 21. fixing the rod; 22. a first lever; 23. a second lever; 231. a vertical rod; 232. a horizontal bar; 233. a connecting sleeve; 234. a contact block; 24. a turntable; 25. a swing rod; 251. connecting holes; 252. a locking lever; 253. a limiting sleeve; 254. clamping the cylinder; 26. rotating the rod.

Detailed Description

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

A template counter-pulling piece for a prefabricated staircase comprises a plurality of fixing rods 21 arranged on the back surfaces of a stepping template 1 and a slidable side mold 2, as shown in figures 1 and 2, each fixing rod 21 can be uniformly distributed along the back surfaces of the stepping template 1 and the slidable side mold 2, a first rod 22 and a second rod 23 are respectively connected on the fixing rods 21 which are opposite to each other on the stepping template 1 and the slidable side mold 2 in a rotating way, a user rotates the first rod 22 and the second rod 23, when the first rod 22 and the second rod 23 are oppositely arranged, namely on the same straight line, vertical rods 231 are respectively inserted into the upper end walls of the first rod 22 and the second rod 23, one ends of the vertical rods 231, which are far away from the first rod 22 or the second rod 23, are respectively provided with horizontal rods 232 which extend oppositely, the two horizontal rods 232 are in threaded connection through connecting sleeves 233, the threads of the two horizontal rods 232 and the connecting sleeves 233 are in reverse threads, when the connecting sleeves 233 are rotated to a required position, the first rod 22 is provided with a first stopper for limiting the distance between the first rod 22 and the second rod 23.

As shown in fig. 1 and 2, the connecting sleeve 233 is rotated to enable the two horizontal rods 232 to move in opposite directions, and further the vertical rod 231 pulls the first rod 22 and the second rod 23 to move in opposite directions, so that the stepping template 1 and the slidable side mold 2 are locked, the connecting sleeve 233 limits the distance between the first rod 22 and the second rod 23, at this time, the first limiting member limits the distance between the first rod 22 and the second rod 23, and when there is vibration, the connecting sleeve 233 and the first limiting member are arranged, so that the purpose of reducing the influence on the locking of the stepping template 1 and the slidable side mold 2 caused by the vibration is achieved. At this time, the vertical rod 231 can pass through the first rod 22 and the second rod 23, and both ends of the passed through rod are connected with locking blocks in a threaded manner, wherein the locking blocks are abutted against the upper side surface and the lower side surface of the first rod 22 or the second rod 23.

As shown in fig. 1 and 2, the position where the vertical rod 231 abuts against the first rod 22 or the second rod 23 is provided with an abutting block 234 distributed along the length direction of the first rod 22 or the second rod 23, the abutting block 234 is embedded into the upper end wall of the first rod 22 or the second rod 23, at this time, when the connecting sleeve 233 rotates, the abutting block 234 drives the first rod 22 and the second rod 23 to move oppositely, the abutting block 234 increases the contact area of the vertical rod 231 with the first rod 22 or the second rod 23, so as to facilitate the movement of the first rod 22 and the second rod 23, the upper end surface of the first rod 22 or the second rod 23 is provided with a second limiting member for limiting the position of the abutting block 234 on the first rod 22 and the second rod 23, and the second limiting member limits the position of the abutting block 234 on the first rod 22 and the second rod 23.

As shown in fig. 1 and 2, the second limiting member includes an oval turntable 24 rotatably disposed on an upper end surface of the first rod 22 or the second rod 23 and abutted against an upper end surface of the abutting block 234. When the abutting block 234 needs to be removed from the first rod 22 or the second rod 23, the rotary disc 24 is rotated to a position where the abutting block 234 does not abut, and when the position of the abutting block 234 on the first rod 22 or the second rod 23 needs to be fixed, the rotary disc 24 is rotated to a position where the abutting block 234 abuts, at this time, the rotary disc 24 restricts the abutting block 234 from being removed from the first rod 22 or the second rod 23, and at this time, the rotary disc 24 is tightly connected with the abutting block 234 when the abutting block 234 abuts.

As shown in fig. 1 and 2, the first limiting member includes a swing rod 25 rotatably disposed on a side wall of the first rod 22, one end of the swing rod 25, which is far away from the first rod 22, is provided with a plurality of connection holes 251, each connection hole 251 is distributed along a length direction of the swing rod 25, one of the connection holes 251 is connected with a locking rod 252 through a thread, the locking rod 252 passes through the swing rod 25 and is connected with a side wall of the second rod 23 through a thread, when the positions of the first rod 22 and the second rod 23 do not need to be moved again, the swing rod 25 is rotated so that one end of the swing rod 25, which is far away from the first rod 22, is connected to the second rod 23 through the locking rod 252, at this time, the locking rod 252 can select a suitable connection hole 251 to be connected to the first rod 22 according to the connection position with the second rod 23, and.

As shown in fig. 1 and 2, when the connecting sleeves 233 rotate to a desired position, one of the horizontal rods 232 is provided with a third limiting member for limiting the rotation of the connecting sleeve 233. The third stopper is provided to restrict the connecting position of the connecting sleeve 233 to the horizontal bar 232, so that the positions of the first and

second bars

22 and 23 are further fixed.

As shown in fig. 1 and 2, the third limiting member includes a limiting sleeve 253 screwed on the horizontal rod 232, and the limiting sleeve 253 is provided with a clamping cylinder 254 at one end near the connecting sleeve 233, the inner wall of which is screwed with the outer wall of the connecting sleeve 233. When the position of the connecting sleeve 233 on the horizontal rod 232 needs to be fixed, the limiting sleeve 253 is rotated to enable the limiting sleeve 253 to move towards the connecting sleeve 233 until the clamping cylinder 254 is in threaded connection with the outer wall of the connecting sleeve 233, at the moment, the clamping cylinder 254 is connected with the connecting sleeve 233, the limiting sleeve 253 is in threaded connection with the horizontal rod 232, and at the moment, the position of the connecting sleeve 233 is fixed. In order to facilitate the rotation of the connecting sleeve 233, the connecting sleeve 233 is provided with oppositely disposed rotating rods 26 on the outer wall.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The template counter-pulling piece of the prefabricated staircase comprises a plurality of fixing rods (21) arranged on the back surfaces of a stepping template (1) and a slidable side mold (2), and is characterized in that the fixing rods (21) which are arranged on the stepping template (1) and the slidable side mold (2) and are opposite to each other are respectively and rotatably connected with a first rod (22) and a second rod (23), when the first rod (22) and the second rod (23) are arranged oppositely, vertical rods (231) are respectively inserted into the upper end walls of the first rod (22) and the second rod (23), one ends, far away from the first rod (22) or the second rod (23), of the vertical rods (231) are respectively provided with horizontal rods (232) which extend oppositely, the two horizontal rods (232) are in threaded connection through a connecting sleeve (233), the threads of the two horizontal rods (232) and the connecting sleeve (233) are reverse threads, and when the connecting sleeve (233) rotates to a required position, the first rod (22) is provided with a first limiting piece for limiting the distance between the first rod (22) and the second rod (23).

2. The formwork diagonal member of the prefabricated staircase according to claim 1, wherein: the position that vertical pole (231) contradicts with first pole (22) or second pole (23) is equipped with along first pole (22) or second pole (23) length direction distribution's conflict piece (234), in conflict piece (234) embedding first pole (22) or second pole (23) upper end wall, be equipped with the second locating part of restriction conflict piece (234) position on first pole (22) or second pole (23) upper end face.

3. The formwork diagonal member of the prefabricated staircase according to claim 2, wherein: the second limiting part comprises an oval turntable (24) which is rotatably arranged on the upper end face of the first rod (22) or the second rod (23) and is abutted against the upper end face of the abutting block (234).

4. The formwork diagonal member of the prefabricated staircase according to claim 1, wherein: the first limiting part comprises a swing rod (25) rotatably arranged on the side wall of the first rod (22), a plurality of connecting holes (251) are formed in one end, far away from the first rod (22), of the swing rod (25), the connecting holes (251) are distributed along the length direction of the swing rod (25), a locking rod (252) is connected to one connecting hole (251) in an internal thread mode, and the locking rod (252) penetrates through the swing rod (25) and is in threaded connection with the side wall of the second rod (23).

5. The formwork diagonal member of the prefabricated staircase according to claim 1, wherein: when the connecting sleeves (233) rotate to a required position, one of the horizontal rods (232) is provided with a third limiting piece for limiting the rotation of the connecting sleeves (233).

6. The formwork diagonal member of the prefabricated staircase according to claim 5, wherein: the third limiting part comprises a limiting sleeve (253) in threaded connection with the horizontal rod (232), and a clamping cylinder (254) with an inner wall in threaded connection with the outer wall of the connecting sleeve (233) is arranged at one end, close to the connecting sleeve (233), of the limiting sleeve (253).

7. The formwork diagonal member of the prefabricated staircase according to claim 1, wherein: the outer wall of the connecting sleeve (233) is provided with rotating rods (26) which are distributed oppositely.