CN210889671U - Bolt with anti-drop ability - Google Patents
Bolt with anti-drop ability Download PDFInfo
- Publication number
- CN210889671U CN210889671U CN201921913643.XU CN201921913643U CN210889671U CN 210889671 U CN210889671 U CN 210889671U CN 201921913643 U CN201921913643 U CN 201921913643U CN 210889671 U CN210889671 U CN 210889671U
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- bolt
- connecting piece
- round hole
- drum
- mounting
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Abstract
The utility model relates to a bolted connection's technical field especially relates to a bolt with anti-drop ability, including connecting piece and bolt, seted up on the bolt and run through the round hole, and run through the upper and lower both ends face of round hole through bolt head, fixed welding has the drum on the inner wall that runs through the round hole, and the top of drum is with running through round hole open-ended top and keep level, and the bottom of drum is located the below that runs through the round hole, and the bottom of drum is seted up jaggedly. Through setting up ring groove and drum for the drum can follow the bolt and move together in the ring groove, and has placed the mounting in the drum, and the inside elasticity in mounting bottom is provided with the fixture block, under the mating reaction of fixture block and flat circular slot, makes the mounting can't take out from the connecting piece, and mounting and stopper fixed weld can make the bolt can't keep away from the connecting piece under the effect of stopper, thereby realized the anti-drop effect of bolt, the practicality is strong, is fit for promoting.
Description
Technical Field
The utility model relates to a bolted connection's technical field especially relates to a bolt with anti-drop ability.
Background
The bolt is a fastener consisting of a head part and a screw rod and is used for fastening and connecting two parts with through holes, and the connection form is called bolt connection. If the nut is unscrewed from the bolt, the two parts can be separated, so that the bolt connection belongs to detachable connection.
When an existing bolt is connected, the bolt can be loosened due to the fact that shaking phenomenon can occur due to mechanical work of two connecting pieces, connection is unstable, and in order to solve the problem that the bolt is automatically loosened under the non-manual action, the bolt with the anti-falling capacity is designed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the bolt is not hard up because of the shake between two connecting pieces in the prior art, and the bolt with anti-drop ability that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the bolt with the anti-falling capacity comprises a connecting piece and a bolt, wherein a through round hole is formed in the bolt and penetrates through the upper end face and the lower end face of the head of the bolt, a cylinder is fixedly welded on the inner wall of the through round hole, the top end of the cylinder is flush with the top end of an opening of the through round hole, the bottom end of the cylinder is positioned below the through round hole, a notch is formed in the bottom end of the cylinder, a connecting hole is formed in the connecting piece, the bolt is arranged in the connecting hole, a circular groove is formed in the connecting piece and aligned with the circle center of the connecting hole, the cylinder is inserted into the circular groove, a flat circular groove is formed in the connecting piece and positioned at the bottom end of the circular groove, the circle center of the flat circular groove is aligned with the circle center of the circular groove, the outermost side radius of the circular groove is larger than the outermost side radius, the fixed welding in top of mounting has the stopper, the spout has been seted up to the inside bottom of mounting, it is provided with the fixture block to slide in the spout, be provided with the spring between the one end of fixture block and the spout, the fixed welding of the other end of fixture block has three hornblocks, three hornblocks pass the breach card and establish in flat circular slot.
Preferably, the top edge of the limiting block is fixedly welded with an operating lever.
Preferably, a rubber gasket is clamped between the bolt and the connecting piece.
Preferably, fixed welding has a plurality of symmetric distribution horizontal poles on the perisporium of bolt, the fixed welding of the one end that the bolt was kept away from to the horizontal pole has vertical slide cartridge, the inside slip of vertical slide cartridge is provided with the slide bar, the bottom fixed mounting of slide bar has the sucking disc, the sucking disc adsorbs on the connecting piece.
The utility model provides a pair of bolt with anti-drop ability, beneficial effect lies in: this bolt with anti-drop ability is through setting up ring groove and drum for the drum can follow the bolt and move together in the ring groove, and has placed the mounting in the drum, and the inside elasticity in mounting bottom is provided with the fixture block, under the mating reaction of fixture block and flat ring groove, make the mounting can't take out from the connecting piece, and mounting and stopper fixed weld, can make the bolt can't keep away from the connecting piece under the effect of stopper, thereby the anti-drop effect of bolt has been realized, therefore, the clothes hanger is strong in practicability, and is suitable for being promoted.
Drawings
Fig. 1 is a schematic view of an elevational cross-sectional structure of a bolt with anti-falling capability according to the present invention;
fig. 2 is a schematic view of a bolt cylinder with anti-falling capability and its internal three-dimensional structure provided by the present invention;
fig. 3 is an enlarged view of the structure of part a of fig. 1.
In the figure: the device comprises a connecting piece 1, a bolt 2, a fixing piece 3, a through round hole 4, a cylinder 5, a connecting hole 6, a circular groove 6, a fixing piece 7, a limiting block 8, a sliding groove 9, a flat circular groove 10, a clamping block 11, a spring 12, a triangular block 13, a notch 14, a control lever 15, a rubber gasket 16, a cross rod 17, a vertical sliding cylinder 18, a sliding rod 19 and a sucker 20.
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.
Example 1
Referring to fig. 1-3, a bolt with anti-drop ability, including connecting piece 1 and bolt 2, bolt 2 is last to have seted up through round hole 3, and run through round hole 3 and run through the upper and lower both ends face of 2 heads of bolt, fixed welding has drum 4 on the inner wall of through round hole 3, the top of drum 4 is kept level with the top that runs through round hole 3 open-ended, and the bottom of drum 4 is located the below that runs through round hole 3, breach 14 is seted up to the bottom of drum 4, connecting hole 5 has been seted up on connecting piece 1, bolt 2 sets up in connecting hole 5, it has rubber gasket 16 to clamp between bolt 2 and the connecting piece 1, the frictional force between bolt 2 and the connecting piece 1 can be increased in the setting of rubber gasket 16, make bolt 2 be difficult for connecting piece 1 to rotate and.
In the utility model, a circular groove 6 is arranged on a connecting piece 1, the circular groove 6 is aligned with the circle center of a connecting hole 5, a cylinder 4 is inserted in the circular groove 6, a flat circular groove 10 is arranged in the connecting piece 1 and at the bottom of the circular groove 6, the circle center of the flat circular groove 10 is aligned with the circle center of the circular groove 6, the outermost radius of the flat circular groove 10 is larger than the outermost radius of the circular groove 6, a fixing piece 7 is arranged in the cylinder 4, a limiting block 8 is fixedly welded at the top end of the fixing piece 7, an operating lever 15 is fixedly welded at the top end edge of the limiting block 8, a sliding groove 9 is arranged at the inner bottom end of the fixing piece 7, a clamping block 11 is arranged in the sliding groove 9 in a sliding way, a spring 12 is arranged between one end of the clamping block 11 and the sliding groove 9, a triangular block 13 is fixedly welded at the other end of, make drum 4 can follow bolt 2 and move together in circular groove 6, and place mounting 7 in drum 4, and the inside elasticity in mounting 7 bottom is provided with fixture block 11, under the mating reaction of fixture block 11 and flat circular groove 10 for mounting 7 can't be taken out from connecting piece 1, and mounting 7 and stopper 8 fixed weld can make bolt 2 can't keep away from connecting piece 1 under the effect of stopper 8, thereby realized the anti-drop effect of bolt.
Example 2
Referring to fig. 1, as another preferred embodiment of the present invention, the difference from embodiment 1 lies in that, fixed welding has a plurality of symmetric distribution horizontal rods 17 on the perisporium of bolt 2, and the fixed welding of the one end that bolt 2 was kept away from to horizontal rod 17 has vertical slide cartridge 18, and the inside of vertical slide cartridge 18 slides and is provided with slide bar 19, and the bottom fixed mounting of slide bar 19 has sucking disc 20, and sucking disc 20 adsorbs on connecting piece 1, and sucking disc 20 fixes on connecting piece 1, can make bolt 2 unchangeable for the position of connecting piece 1, can prevent that the bolt is not hard up.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. The bolt with the anti-falling capacity comprises a connecting piece (1) and a bolt (2), and is characterized in that a through round hole (3) is formed in the bolt (2), the through round hole (3) penetrates through the upper end face and the lower end face of the head of the bolt (2), a cylinder (4) is fixedly welded on the inner wall of the through round hole (3), the top end of the cylinder (4) is flush with the top end of an opening of the through round hole (3), the bottom end of the cylinder (4) is located below the through round hole (3), a notch (14) is formed in the bottom end of the cylinder (4), a connecting hole (5) is formed in the connecting piece (1), the bolt (2) is arranged in the connecting hole (5), a circular groove (6) is formed in the connecting piece (1), the circular groove (6) is aligned with the circle center of the connecting hole (5), and the cylinder (4) is inserted in the circular groove (6), flat circular slot (10) have been seted up to the inside of connecting piece (1) and the bottom that is located circular slot (6), the centre of a circle of flat circular slot (10) aligns with the centre of a circle of circular slot (6), and the outside radius of flat circular slot (10) is greater than the outside radius of circular slot (6), mounting (7) have been placed in drum (4), the fixed welding in top of mounting (7) has stopper (8), spout (9) have been seted up to the inside bottom of mounting (7), it is provided with fixture block (11) to slide in spout (9), be provided with spring (12) between the one end of fixture block (11) and spout (9), the fixed welding of the other end of fixture block (11) has three hornblocks (13), three hornblocks (13) pass breach (14) card and establish in flat circular slot (10).
2. The bolt with the anti-drop capability according to claim 1, characterized in that an operating rod (15) is fixedly welded at the top end edge of the limiting block (8).
3. A bolt with anti-drop capability according to claim 1, characterized in that a rubber gasket (16) is clamped between the bolt (2) and the connecting piece (1).
4. The bolt with the anti-falling capability according to claim 1, wherein a plurality of cross rods (17) which are symmetrically distributed are fixedly welded on the peripheral wall of the bolt (2), one end of each cross rod (17) far away from the bolt (2) is fixedly welded with a vertical sliding barrel (18), a sliding rod (19) is slidably arranged inside each vertical sliding barrel (18), a suction cup (20) is fixedly installed at the bottom end of each sliding rod (19), and each suction cup (20) is adsorbed on the connecting piece (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921913643.XU CN210889671U (en) | 2019-11-07 | 2019-11-07 | Bolt with anti-drop ability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921913643.XU CN210889671U (en) | 2019-11-07 | 2019-11-07 | Bolt with anti-drop ability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210889671U true CN210889671U (en) | 2020-06-30 |
Family
ID=71334773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921913643.XU Active CN210889671U (en) | 2019-11-07 | 2019-11-07 | Bolt with anti-drop ability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210889671U (en) |
-
2019
- 2019-11-07 CN CN201921913643.XU patent/CN210889671U/en active Active
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