CN220927940U - Self-locking assembly top plate - Google Patents
Self-locking assembly top plate Download PDFInfo
- Publication number
- CN220927940U CN220927940U CN202322403022.XU CN202322403022U CN220927940U CN 220927940 U CN220927940 U CN 220927940U CN 202322403022 U CN202322403022 U CN 202322403022U CN 220927940 U CN220927940 U CN 220927940U
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- locking
- top plate
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- wall
- limiting piece
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- 210000001503 joint Anatomy 0.000 claims abstract description 14
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 230000032683 aging Effects 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 16
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to a self-locking assembly top plate structure, which comprises: a plurality of pairs of top plate units connected in a butt joint manner; the locking screw rod penetrates through the butt joint of the pair of top plate units, and a through-length locking groove is formed in the locking screw rod along the axial direction; and the inner wall of the locking nut is provided with a limiting piece which corresponds to the locking groove and is pressed at one end, the other end of the limiting piece is hinged with the locking nut, the locking nut is screwed on the locking screw through two mutually propped top plate units and the unidirectional locking design of the locking nut, the locking nut is clamped in the locking groove through the unidirectional spring limiting piece in a threaded connection manner, the locking nut cannot be withdrawn in a backward rotation manner, the self-locking of the top plate unit is realized, the locking nut is loose after the top plate unit is prevented from aging, and the fastening degree of the device is improved.
Description
Technical Field
The utility model relates to the field of assembly type construction engineering, in particular to a self-locking assembly top plate.
Background
At present, the assembly type construction technology is introduced into construction projects such as constructional engineering and municipal engineering, the assembly type subway station engineering structure is mainly prefabricated parts, the prefabricated parts are more, the assembly type subway station engineering with larger tensioning and locking requirements is realized, the construction safety is improved for effectively guaranteeing the construction operation efficiency, the engineering quality is guaranteed, the tensioning and locking operation is usually carried out by adopting a tensioning and locking piece between the prefabricated parts, however, the existing tensioning and locking piece is easy to loosen after being locked, the engineering quality and the construction progress are influenced, and the construction safety is lower.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art, provides a self-locking assembly top plate, and solves the problems that the existing assembly type subway station engineering structure is mainly prefabricated parts, the prefabricated parts are more, the tensioning and locking requirements are large, the construction operation efficiency is effectively guaranteed, the construction safety is improved, the engineering quality is guaranteed, the tensioning and locking operation is usually carried out by adopting a tensioning and locking piece between the prefabricated parts, however, the existing tensioning and locking piece is easy to loosen after being locked, the engineering quality and the construction progress are influenced, and the construction safety is low.
The technical scheme for achieving the purpose is as follows:
The utility model provides a self-locking assembly top plate structure, which is characterized by comprising the following components:
A plurality of pairs of top plate units connected in a butt joint manner;
The locking screw rod penetrates through the butt joint of the pair of top plate units, and a through-length locking groove is formed in the locking screw rod along the axial direction; and
The locking nut is in threaded connection with the locking screw, a limiting piece which corresponds to the locking groove and one end of which can be pressed is arranged on the inner wall of the locking nut, and the other end of the limiting piece is hinged with the locking nut.
The utility model further improves the self-locking assembly top plate, wherein the limiting piece comprises:
One end of the limiting piece, which can be pressed, is closer to the inner wall of the lock nut than one end of the limiting piece, which is hinged;
and a spring is supported and connected between the pressing end of the limiting piece and the inner wall of the locking nut.
The self-locking assembly top plate is further improved in that an annular groove is formed in the inner wall of the lock nut, the limiting piece is arranged in the annular groove, the upper surface of one end, connected with the inner wall of the lock nut, of the limiting piece in a hinged mode is not higher than the inner wall of the lock nut, the spring is connected with the bottom of the annular groove, the upper surface of one end, provided with the spring, of the limiting piece protrudes out of the inner wall of the lock nut, and the upper surface of one end, provided with the spring, of the limiting piece can be reduced to be not higher than the inner wall position of the lock nut by compressing the spring.
The self-locking assembly top plate is further improved in that the limiting piece is provided with a plane parallel to the side wall of the locking groove, and the plane can be abutted against the side wall of the locking groove.
The self-locking assembly top plate is further improved in that a plurality of limiting pieces are arranged along the annular groove.
The self-locking assembly top plate is further improved in that the top plate unit is an arc-shaped top plate, and one end of the arc-shaped top plate is connected with the other arc-shaped top plate.
The utility model further improves the self-locking assembly top plate, wherein the butt joint surfaces of the pair of top plate units are respectively provided with a first limit groove and a first limit block which are matched with each other, and when the butt joint surfaces of the pair of top plate units are in butt joint, the first limit blocks are inserted into the corresponding first limit grooves.
The self-locking assembly top plate is further improved in that the side surfaces of two adjacent pairs of top plate units are attached, the side surface of one pair of top plate units is provided with a second limit groove, and the side surface of the other pair of top plate units is provided with a second limit block;
when two adjacent pairs of top plate units are attached, the second limiting blocks are inserted into the corresponding second limiting grooves.
The self-locking assembly top plate is further improved in that a support is arranged at the end, opposite to one end in butt joint connection, of the top plate unit.
A further improvement of the self-locking assembled roof of the present utility model is that the two roof units of a pair of roof units are different in length.
The beneficial effects of the utility model are as follows: through the roof unit of two mutual shores to and lock nut's one-way locking design, threaded connection makes lock nut screw up in lock screw rod, and rethread one-way spring locating part makes lock nut card locate the locking groove, can't rotatory withdraw from backward, has realized the auto-lock of roof unit, has avoided the ageing back lock nut of roof unit not hard up, improves device fastening degree.
Drawings
Fig. 1 is a perspective view of a self-locking assembled roof panel of the present utility model.
Fig. 2 is a perspective view showing a slot formed in one side of a top plate unit in a self-locking type assembled top plate according to the present utility model.
Fig. 3 is a perspective view showing connection of a top plate unit of a side slot of a self-locking type assembly top plate according to the present utility model.
Fig. 4 is a perspective view showing a slot formed in the other side of the top plate unit in the self-locking type assembled top plate according to the present utility model.
Fig. 5 is a perspective view of another side slotted roof unit connection of the self-locking assembled roof of the present utility model.
Fig. 6 is a front view of the top plate unit connection of the self-locking assembled top plate of the present utility model.
Fig. 7 is a left side view of the top plate unit connection of the self-locking assembled top plate of the present utility model.
Fig. 8 is a top view of the top plate unit connection of the self-locking assembled top plate of the present utility model.
Fig. 9 is a perspective view of the connection of the locking screw and locking nut of the self-locking assembled top plate of the present utility model.
Fig. 10 is a perspective view of the locking screw of the self-locking assembled roof of the present utility model.
Fig. 11 is a perspective view of a lock nut of the self-locking assembled roof of the present utility model.
Fig. 12 is a perspective totem of the lock nut of the self-locking assembled top plate of the present utility model with the stop member omitted.
Fig. 13 is an assembled perspective view of the self-locking assembled roof of the present utility model with the lock nut retainer omitted.
The device comprises a top plate unit 21, a first limit groove 211, a first limit block 212, a second limit groove 213, a second limit block 214, a 31-locking screw rod 311, a locking groove 32-locking nut 321-annular groove 322-limit parts 323-clamping blocks 324-springs.
Detailed Description
The utility model will be further described with reference to the drawings and the specific examples.
The utility model provides a self-locking assembly top plate, which solves the problems that the existing assembly type subway station engineering structure is mainly prefabricated parts, the prefabricated parts are more, the tensioning and locking requirements are larger, the tensioning and locking operation is usually carried out by adopting a tensioning and locking piece between the prefabricated parts in order to effectively ensure the construction operation efficiency, improve the construction safety and ensure the engineering quality, however, the existing tensioning and locking piece is easy to loosen after being locked, the engineering quality and the construction progress are influenced, and the construction safety is lower. According to the utility model, through the detachable connection of the two mutually propped top plate units and the design of the unidirectional limiting piece of the locking nut, the locking nut is screwed on the locking screw rod through threaded connection, and then the locking nut is clamped in the locking groove through the unidirectional spring limiting piece, so that the locking nut cannot be rotated backwards to withdraw, the self-locking of the top plate units is realized, the loosening of the locking nut after the aging of the top plate units is avoided, and the fastening degree of the device is improved.
Referring to fig. 1, a perspective view of a self-locking assembled roof panel of the present utility model is shown.
Referring to fig. 1-6, 9 and 11, there are shown a perspective view of a self-locking assembled roof of the present utility model, a perspective view of a side slotted roof unit connection, a front view of a roof unit connection, a perspective view of a lock screw and lock nut connection, and a perspective view of a lock nut. The self-locking assembly top plate is used for supporting an underground space, can be preferably applied to scenes such as underground stations, and the like, is convenient to transport to site installation and construction after being prefabricated in a factory, is arranged on a building bearing wall, and ensures that the whole structure is reliable and firm, and comprises: the roof unit 21, locking screw 31, lock nut 32 and locating part 322, two roof units 21 mutually support, butt joint are connected, and roof unit 21 sets up in the top of bearing wall, perhaps prop up on locating the carrier column to prop up underground space, form reliable support. The bolt hole has been seted up to two roof units 21 junction, locking screw 31 passes the bolt hole, connect two roof units 21, locking screw 31 and a lock nut 32 threaded connection, be provided with the locking groove 311 of logical length along the axial on the locking screw 31, the lock nut 32 inner wall is provided with locating part 322, locating part 322 one end and lock nut 32 hinged joint, but other end and lock nut 32 press connection, the one end that locating part 322 can be pressed compares the one end that locating part 322 hinged joint and is closer to the inner wall setting of lock nut 32, locating part 322 can be along the one-way card of screw tightening direction locating in lock groove 311, the nut auto-lock has been realized, can avoid the lock nut 32 ageing of assembly roof to become flexible, improve the fastening degree of device.
Referring to fig. 11 and 13, a perspective view of a lock nut of a self-locking assembly top plate of the present utility model and a perspective view of the lock nut omitting a limiting member are shown, in a preferred embodiment of the self-locking assembly top plate of the present utility model, the limiting member 322 is a clamping block 323, one end of the clamping block 323 is hinged with an inner wall of the lock nut 32, a spring 324 is disposed at one end of the clamping block 323 far away from the hinged connection, the spring 324 is disposed on a lower surface of the clamping block 323, the spring 324 is connected with an inner wall of the lock nut 32, and the spring 324 can make an upper surface of the clamping block 323 abut against the locking groove 311, so as to realize unidirectional self-locking of the lock nut 32.
In another preferred embodiment of the self-locking assembly top plate of the present utility model, the inner wall of the lock nut 32 is provided with the annular groove 321, the annular groove 321 is internally provided with the limiting piece 322, the limiting piece 322 is fixed in the annular groove 321, the side wall of the annular groove 321 has a certain guiding function on the limiting piece 322, so that the limiting piece 322 can be prevented from being excessively stressed to be offset and damaged, and the stability of the limiting piece 322 is improved.
Further, the upper surface of one end of the hinge connection between the clamping block 323 and the inner wall of the lock nut 32 is not higher than the inner wall of the lock nut 32, the spring 324 is connected with the bottom of the ring groove 321, the spring 324 can enable the upper surface of one end of the clamping block 323 provided with the spring 324 to protrude out of the inner wall of the lock nut 32, and the compression spring 324 can enable the upper surface of one end of the clamping block 323 provided with the spring 324 to be lowered to a position not higher than the inner wall of the lock nut 32, so that the limiting piece 322 is more stably arranged on the lock nut 32.
In the use process, through screwing from the one end of the clamping block 323 not higher than the inner wall of the lock nut 32, the inner wall of the lock nut 32 is made to press the clamping block 323 and compress the spring 324, so that the upper surface of the one end of the clamping block 323 provided with the spring 324 is lowered to not higher than the inner wall of the lock nut 32, the clamping of the clamping block 323 to the locking groove 311 is relieved, the locking screw 31 can be screwed in a unidirectional manner, and if the locking screw 31 is screwed in a reverse direction, the clamping block 323 can clamp the locking groove 311 and does not press the spring 324.
Preferably, the clamping block 323 is hinged with the lock nut 32 through a rotation shaft.
In another preferred embodiment of the self-locking assembly top plate of the present utility model, a plurality of limiting members 322 are disposed along the ring groove 321, so as to strengthen the self-locking and make the structure more stable.
Further, the roof unit 21 is an arc roof, one end of the arc roof is supported on the bearing wall or the bearing column, the arc roof can also be supported at other settable positions, and the other end of the arc roof is connected with another arc roof through the locking screw 31 and the locking nut 32 to form a complete roof for supporting.
In a preferred embodiment of the self-locking assembled top plate of the present utility model, referring to fig. 3, 4 and 5, a first limiting block 212 and a first limiting groove 211 are respectively formed on a connecting surface where two top plate units 21 are mutually propped and fixed, and when the abutting surfaces of a pair of top plate units 21 are abutted, the first limiting block 212 is inserted into the first limiting groove 211, and the first limiting groove 211 and the first limiting block 212 cooperate to strengthen the connection strength of the top plate units 21.
A second limiting block 214 is formed on one side surface of the top plate unit 21, a second limiting groove 213 corresponding to the second limiting block 214 is formed on the other side surface of the top plate unit 21, and when the two top plate units 21 are assembled, the second limiting block 214 of one top plate unit 21 is matched and connected with the second limiting groove 213 of the other top plate unit 21, so that the two top plate units 21 are tightly fixed together.
Specifically, a support is formed at one end of the top plate unit 21, and the support is supported on a bearing wall or a bearing column for stable support.
Further, the lengths of the two top plate units 21 in the pair of top plate units 21 are different, and when the side surfaces of the plurality of pairs of top plate units 21 are mutually attached and connected, the front and back cross attachment can be performed, so that the connecting surfaces are not on the same straight line, and different working condition requirements can be met.
The method for mounting the self-locking assembly top plate of the present utility model will be described below.
Firstly, prefabricated components are manufactured in factories, wherein the prefabricated components comprise top plate units 21, locking screws 31, locking nuts 32 and the like, the prefabricated components required for underground space installation are transported to an installation position, two top plate units 21 are installed on a bearing wall or a bearing column, first limit grooves 211 and first limit blocks 212 of the two top plate units 21 are mutually matched and mutually supported, two mutually abutted top plate units 21 are self-locked and fixed together through the locking screws 31 and the locking nuts 32, and then another top plate unit 21 matched with the second limit grooves 213 or the second limit blocks 214 on one side of the top plate units 21 is arranged so as to integrally connect the top plate units 21 and integrally prop up the underground space.
The present utility model has been described in detail with reference to the embodiments of the drawings, and those skilled in the art can make various modifications to the utility model based on the above description. Accordingly, certain details of the illustrated embodiments are not to be taken as limiting the utility model, which is defined by the appended claims.
Claims (10)
1. A self-locking assembly roof, comprising:
A plurality of pairs of top plate units connected in a butt joint manner;
The locking screw rod penetrates through the butt joint of the pair of top plate units, and a through-length locking groove is formed in the locking screw rod along the axial direction; and
The locking nut is in threaded connection with the locking screw, a limiting piece which corresponds to the locking groove and one end of which can be pressed is arranged on the inner wall of the locking nut, and the other end of the limiting piece is hinged with the locking nut.
2. The self-locking assembly top plate of claim 1, wherein the stop member comprises:
One end of the limiting piece, which can be pressed, is closer to the inner wall of the lock nut than one end of the limiting piece, which is hinged;
and a spring is supported and connected between the pressing end of the limiting piece and the inner wall of the locking nut.
3. The self-locking assembly top plate according to claim 2, wherein the lock nut inner wall is provided with a ring groove, the ring groove is internally provided with the limiting piece, the upper surface of one end of the limiting piece, which is hinged with the lock nut inner wall, is not higher than the lock nut inner wall, the spring is connected with the bottom of the ring groove, the spring can enable the upper surface of one end of the limiting piece, which is provided with the spring, to protrude out of the lock nut inner wall, and the compression of the spring can enable the upper surface of one end of the limiting piece, which is provided with the spring, to be lower than the position of the lock nut inner wall.
4. The self-locking assembly top plate of claim 1 wherein said stop member has a flat surface parallel to said locking slot side wall, said flat surface being abuttable against said locking slot side wall.
5. The self-locking assembly top plate of claim 3 wherein said retainer is provided in plurality along said annular groove.
6. The self-locking assembly top panel of claim 1 wherein said top panel unit is an arcuate top panel, one end of said arcuate top panel being connected to another of said arcuate top panels.
7. The self-locking assembly top plate according to claim 1, wherein the butt joint surfaces of the pair of top plate units are respectively provided with a first limit groove and a first limit block which are matched with each other, and when the butt joint surfaces of the pair of top plate units are butted, the first limit blocks are inserted into the corresponding first limit grooves.
8. The self-locking assembly roof of claim 1, wherein the sides of two adjacent pairs of roof units are attached, wherein the sides of one pair of roof units are provided with a second limit slot, and the sides of the other pair of roof units are provided with a second limit block;
when two adjacent pairs of top plate units are attached, the second limiting blocks are inserted into the corresponding second limiting grooves.
9. The self-locking assembly top panel of claim 1, wherein an end of the top panel unit opposite the end of the butt joint is provided with a support.
10. The self-locking assembled roof of claim 1, wherein the two roof units of a pair of roof units are different in length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322403022.XU CN220927940U (en) | 2023-09-05 | 2023-09-05 | Self-locking assembly top plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322403022.XU CN220927940U (en) | 2023-09-05 | 2023-09-05 | Self-locking assembly top plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220927940U true CN220927940U (en) | 2024-05-10 |
Family
ID=90970236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322403022.XU Active CN220927940U (en) | 2023-09-05 | 2023-09-05 | Self-locking assembly top plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220927940U (en) |
-
2023
- 2023-09-05 CN CN202322403022.XU patent/CN220927940U/en active Active
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