CN116816786A - Cabinet fixing expansion bolt - Google Patents
Cabinet fixing expansion bolt Download PDFInfo
- Publication number
- CN116816786A CN116816786A CN202310917875.7A CN202310917875A CN116816786A CN 116816786 A CN116816786 A CN 116816786A CN 202310917875 A CN202310917875 A CN 202310917875A CN 116816786 A CN116816786 A CN 116816786A
- Authority
- CN
- China
- Prior art keywords
- expansion
- bolt
- pipe
- screw rod
- head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 6
- 230000002787 reinforcement Effects 0.000 claims abstract description 3
- 230000000149 penetrating effect Effects 0.000 claims description 18
- 238000003780 insertion Methods 0.000 claims description 9
- 230000037431 insertion Effects 0.000 claims description 9
- 230000035515 penetration Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B13/00—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
- F16B13/04—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front
- F16B13/06—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve
- F16B13/063—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve by the use of an expander
- F16B13/065—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve by the use of an expander fastened by extracting the screw, nail or the like
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention discloses a cupboard fixing expansion bolt, which comprises a screw rod, wherein an expansion pipe is sleeved outside the screw rod; the outer side of the screw rod is sleeved with a gasket; the front part of the outer wall of the screw is connected with a nut through threads; the front side of the outer wall of the screw is supported with a reinforcing and jacking clamping seat structure; an expansion anti-slip clamping head structure is arranged at the rear end of the expansion pipe. According to the invention, through the arrangement of the reinforced jacking clamping seat structure, the inner wall of the cabinet can be jacked up for reinforcement when being extruded by the nut, so that the influence of a single stress point on the tightness is avoided.
Description
Technical Field
The invention belongs to the technical field of cabinet installation appliances, and particularly relates to a cabinet fixing expansion bolt.
Background
The cupboard fixing expansion bolt is a fastening piece for fastening the cupboard to a building wall when the cupboard is fixed, and is convenient and fast to fasten when the fastening piece is operated, the traditional cupboard fixing expansion bolt is composed of an integrated round-head internal thread expansion bolt and an embedded self-powered wire wedge nail, and extrusion force between the expansion bolt and the inner wall of a drilling hole is easy to control, so that engineering quality and the like are guaranteed, but the expansion part is smooth, the expansion part is easy to slide and displace to loosen when being subjected to larger external force, the stress point contacted with the cupboard is single, and the installation fastening is easy to damage the single part of the cupboard when being stressed.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the expansion bolt for fixing the cabinet is capable of achieving multi-point fastening installation with the cabinet, avoiding easy damage of a single stress point and clamping and anti-slip of the expansion point, and accordingly fastening effect is improved, and easy loosening is avoided.
In order to solve the technical problems, the invention adopts the following technical scheme: the cupboard fixing expansion bolt comprises a screw, wherein an expansion pipe is sleeved outside the screw; the outer side of the screw rod is sleeved with a gasket; the front part of the outer wall of the screw is connected with a nut through threads; the front side of the outer wall of the screw is supported with a reinforcing and jacking clamping seat structure; the rear end of the expansion pipe is provided with an expansion anti-slip clamping head structure, and is characterized in that the reinforcement jacking clamping seat structure comprises a movable seat, and a mounting hole is formed in the movable seat; extension rods are welded at the left end and the right end of the movable seat; the outside of the extension rod is supported with a contact clamping cylinder structure.
Preferably, the contact clamping cylinder structure comprises a penetrating pipe, wherein the left side and the right side of the inside of the penetrating pipe are respectively connected with a first bolt and a second bolt in a threaded manner; the left side of the rear part of the penetrating pipe is provided with an anti-slip backing plate through a second bolt.
Preferably, the inside of the mounting hole of the movable seat is connected with the screw rod in a penetrating way.
Preferably, the extension rod is sleeved with an insertion tube at the outer side, and the connecting part is fixed through a first bolt.
Compared with the prior art, the invention has the beneficial effects that:
in the invention, the movable seat and the mounting hole are arranged to be connected with the screw rod in a penetrating way.
In the invention, the extension rod and the penetrating pipe can be movably adjusted for use.
According to the invention, the anti-slip base plate can be tightly pressed against the inner wall of the cabinet to be reinforced when being extruded by the nuts, so that the influence of a single stress point on the tightness is avoided.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the reinforced tightening clamping seat structure of the present invention.
Fig. 3 is a schematic structural view of the contact card cartridge structure of the present invention.
Fig. 4 is a schematic structural view of the expansion slip cap of the present invention.
In fig. 1 to 4:
1. a screw; 2. an expansion tube; 3. a gasket; 4. a nut; 5. reinforcing a tightly-pushing clamping seat structure; 51. a movable seat; 52. a mounting hole; 53. an extension rod; 54. a contact cartridge structure; 541. a penetrating pipe; 542. a first bolt; 543. a second bolt; 544. an anti-slip backing plate; 6. an expansion anti-slip chuck structure; 61. an expansion head; 62. a penetration cavity; 63. penetrating the jack; 64. a movable end.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
as shown in figure 1, the cupboard fixing expansion bolt comprises a screw rod 1, wherein an expansion pipe 2 is sleeved on the outer side of the screw rod 1; a gasket 3 is sleeved on the outer side of the screw 1; the front part of the outer wall of the screw 1 is connected with a nut 4 through threads; the front side of the outer wall of the screw 1 is supported with a reinforcing and tightening clamping seat structure 5; the rear end of the expansion pipe 2 is provided with an expansion anti-slip clamping head structure 6.
As shown in fig. 2, in the above embodiment, specifically, the reinforcing and tightening clamping seat structure 5 includes a movable seat 51, and a mounting hole 52 is formed in the movable seat 51; extension rods 53 are welded at the left end and the right end of the movable seat 51; the outer side of the extension rod 53 is supported with a contact clamping cylinder structure 54; the movable seat 51 is pressed to be movably used on the screw 1 in the process of moving the nut 4.
As shown in fig. 3, in the above embodiment, specifically, the contact card cylinder structure 54 includes a penetrating pipe 541, and a first bolt 542 and a second bolt 543 are screwed on both the left and right sides of the inside of the penetrating pipe 541; the left side of the rear part of the penetrating pipe 541 is provided with an anti-skid pad 544 through a second bolt 543; the movable seat 51 is pressed and the extension rod 53 and the anti-slip pad 544 inserted outside the tube 541 are tightly attached to the cabinet during the movement of the nut 4 to increase the fixed stress point.
As shown in fig. 4, in the above embodiment, specifically, the expansion anti-slip chuck structure 6 includes an expansion head 61, and an insertion cavity 62 is formed inside the expansion head 61; a through jack 63 is formed at the rear of the inner outer side of the expansion head 61; a movable end head 64 is inserted into the insertion hole 63; the nut 4 is screwed so as to drive the screw rod 1 to move in the expansion pipe 2 and the expansion head 61, and in the moving process, the movable end head 64 is pushed out of the penetration hole 63, and simultaneously the expansion head 61 is extruded to expand.
In the above embodiment, specifically, the front and rear sides of the movable seat 51 contact the nut 4 and the washer 3.
In the above embodiment, specifically, the anti-slip pad 544 is a rubber pad, and the anti-slip pad 544 is supported on the rear side of the insertion tube 541 by the second bolt 543, so as to be convenient for being detached and installed in a pressing manner in cooperation with the anti-slip pad 544.
In the above embodiment, specifically, the outer side of the movable end 64 is provided with a conical shape, the inner side of the movable end 64 is provided with a T shape, and the T shape is matched with the insertion hole 63, so that the movable end 64 can be extruded by the screw 1 and then protrudes, and is clamped in the hole to reinforce and prevent slipping, so as to avoid loosening after being easily stressed.
In the above embodiment, specifically, the expansion head 61 is welded at the rear end of the expansion pipe 2, and the penetrating cavity 62 is penetrated and connected with the screw 1, and is installed and used in cooperation with the screw 1.
Principle of operation
The working principle of the invention is as follows: when the cupboard is fixedly installed, the screw 1 is matched with the expansion pipe 2 and the expansion head 61 to be inserted into the holes of the cupboard and the building, then the nut 4 is screwed to drive the screw 1 to move in the expansion pipe 2 and the expansion head 61, in the moving process, the movable end 64 is pushed out of the insertion hole 63, and meanwhile the expansion head 61 is extruded to expand, so that the expansion head 61 expands and the movable end 64 is clamped in the holes of the building to be fixed, the cupboard is fixedly installed, the movable seat 51 is extruded in the moving process of the nut 4, and the extension rod 53 and the anti-slip pad 544 outside the insertion pipe 541 are tightly attached to the cupboard to increase the fixed stress point.
By using the technical scheme of the invention or under the inspired by the technical scheme of the invention, a similar technical scheme is designed by a person skilled in the art, so that the technical effects are achieved, and the technical effects fall into the protection scope of the invention.
Claims (8)
1. The cupboard fixing expansion bolt comprises a screw rod (1), wherein an expansion pipe (2) is sleeved on the outer side of the screw rod (1); a gasket (3) is sleeved on the outer side of the screw (1); the front part of the outer wall of the screw rod (1) is connected with a nut (4) through threads; the front side of the outer wall of the screw (1) is supported with a reinforcing and tightening clamping seat structure (5); the rear end of the expansion pipe (2) is provided with an expansion anti-slip clamping head structure (6), and is characterized in that the reinforcement jacking clamping seat structure (5) comprises a movable seat (51), and a mounting hole (52) is formed in the movable seat (51); extension rods (53) are welded at the left end and the right end of the movable seat (51); the outside of the extension rod (53) is supported with a contact clamping cylinder structure (54).
2. The cabinet fixing expansion bolt according to claim 1, wherein the contact clamping cylinder structure (54) comprises a penetrating pipe (541), and a first bolt (542) and a second bolt (543) are screwed on the left side and the right side of the inside of the penetrating pipe (541); the left side of the rear part of the penetrating pipe (541) is provided with an anti-slip pad (544) through a second bolt (543).
3. The cupboard fixing expansion bolt according to claim 1, wherein the expansion anti-slip clamp structure (6) comprises an expansion head (61), and an insertion cavity (62) is formed in the expansion head (61); a through jack (63) is arranged at the rear of the inner outer side of the expansion head (61); the movable end head (64) is inserted in the insertion hole (63).
4. A cabinet fixing expansion bolt according to claim 1, wherein the inside of the mounting hole (52) of the movable seat (51) is connected with the screw rod (1) in a penetrating way.
5. A cabinet fixing expansion bolt according to claim 2, wherein the extension rod (53) is externally sleeved with a penetrating pipe (541), and the joint is fixed by a first bolt (542).
6. The cabinet fixing expansion bolt according to claim 2, wherein the anti-slip pad (544) is a rubber pad, and the anti-slip pad (544) is supported at the rear side of the penetration pipe (541) by the second bolt (543).
7. A cabinet fixing expansion bolt according to claim 3, wherein the outer side of the movable end (64) is provided with a cone shape, the inner side of the movable end (64) is provided with a T shape, and the T shape is matched with the penetration hole (63).
8. A cabinet fixing expansion bolt according to claim 3, characterized in that the expansion head (61) is welded at the rear end of the expansion pipe (2) and is connected with the screw rod (1) in a penetrating cavity (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310917875.7A CN116816786A (en) | 2023-07-25 | 2023-07-25 | Cabinet fixing expansion bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310917875.7A CN116816786A (en) | 2023-07-25 | 2023-07-25 | Cabinet fixing expansion bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116816786A true CN116816786A (en) | 2023-09-29 |
Family
ID=88141291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310917875.7A Pending CN116816786A (en) | 2023-07-25 | 2023-07-25 | Cabinet fixing expansion bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116816786A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117226478A (en) * | 2023-11-13 | 2023-12-15 | 张家港市锦力标准件制造有限公司 | Bolt production assembly machine |
-
2023
- 2023-07-25 CN CN202310917875.7A patent/CN116816786A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117226478A (en) * | 2023-11-13 | 2023-12-15 | 张家港市锦力标准件制造有限公司 | Bolt production assembly machine |
| CN117226478B (en) * | 2023-11-13 | 2024-01-30 | 张家港市锦力标准件制造有限公司 | Bolt production assembly machine |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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