CN217926653U - Expansion hook - Google Patents

Abstract

The utility model provides an inflation couple, include: the bolt comprises a bolt body, wherein a hook body is arranged at one end of the bolt body; the anti-falling assembly is arranged at one end of the bolt body and used for preventing articles of the hook body from falling off, the hook body, the blocking plate, the limiting block, the limiting column, the movable hole, the connecting plate, the clamping column and the clamping hole reset spring are matched with each other, so that workers can hang the articles on the hook body by the aid of the clamping column and the clamping hole, the blocking plate, the reset spring, the clamping column, the connecting plate, the clamping column, the hook body and the clamping hole are matched with each other, the clamping column enters the hook body, the inside of the clamping hole is simultaneously blocked, the blocking plate can limit the opening of the hook body, the articles on the hook body are prevented from falling off, the anti-falling effect on the articles on the hook body is achieved, and the workers can conveniently use the hook body.

Description

Expansion hook

Technical Field

The utility model relates to an inflation couple field especially relates to an inflation couple.

Background

An expansion bolt is a special thread connecting piece used for fixing pipelines or equipment on walls, floors and columns, and the principle is that after the expansion bolt is drilled into holes on the ground or wall surfaces, a nut on the expansion bolt is screwed down by a wrench, the bolt moves outwards, but a metal sleeve outside the bolt does not move, so that a big head at the bottom of the bolt expands the metal sleeve to fully expand the whole hole, the expansion bolt cannot be drawn out at the moment, the front end of the bolt is extended and made into a hook shape to form an expansion hook, and the expansion hook is widely used in actual life.

For example, chinese patent publication No. CN209569245U proposes a fastening type expansion hook, which is provided with a reinforcing device, a rotary expansion bolt drives an expansion sleeve to rotate, the expansion sleeve drives an expansion head to be driven into an arch foot, and then a pressure lever is pressed, the downward movement of the pressure lever drives a gear to rotate, the gear drives a rocker to push a hydraulic groove, and a piston rod is pushed to move upward under hydraulic action, when a clamping block is aligned with a clamping groove, a spring extends to clamp the clamping block into the clamping groove, so as to fix a bolt, and the bolt is inserted into the arch foot, so as to further improve the fastening performance of the expansion head.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an overcome above-mentioned problem or solve an inflation couple of above-mentioned problem at least partially to solve because when outdoor strong wind weather, the article of hanging on the couple can be blown by strong wind, lead to article can probably drop through the uncovered of couple, influence the staff and use the couple problem.

In order to achieve the above object, the technical solution of the present invention is specifically realized as follows:

the utility model provides an inflation couple, include: the bolt comprises a bolt body, wherein a hook body is arranged at one end of the bolt body; the anti-falling assembly is arranged at one end of the bolt body and used for preventing articles of the hook body from falling, and the anti-falling assembly comprises: the fixed plate, fixed plate fixed mounting is in the one end of bolt body, the one end fixed mounting of fixed plate has fixed pipe, the one end of fixed pipe is provided with the mounting panel, one side of couple body with the one end fixed connection of mounting panel, the one end of mounting panel is provided with the arresting plate, the one end fixed mounting of mounting panel has two restriction pieces, the equal fixed mounting in both sides of arresting plate has spacing post, the unthreaded hole has been seted up to one side of restriction piece, the excircle wall of spacing post with the interior round wall activity of unthreaded hole is cup jointed, the top surface fixed mounting who hinders the arresting plate has the joint post, the joint hole has been seted up to the top surface of couple body, the excircle wall of joint post with the interior round wall activity in joint hole is cup jointed, the one end fixed mounting of mounting panel has the connecting plate, the bottom surface fixed mounting of connecting plate has two reset spring, reset spring's one end with the top surface fixed connection who hinders the arresting plate.

By adopting the technical scheme, through the arranged hook body, when an operator hangs an article on the hook body, the operator moves the blocking plate downwards, the blocking plate moves downwards to drive the limiting column to rotate downwards in the movable hole on the limiting block and simultaneously extend the reset spring on the connecting plate, the blocking plate also rotates downwards to drive the blocking plate to move the clamping column downwards to the outside of the clamping hole, the limitation of the blocking plate is lost, the operator hangs the article on the hook body, then the operator loosens the blocking plate, the blocking plate is driven to rotate upwards by the action of the reset spring, the blocking plate also rotates upwards to drive the blocking plate to drive the clamping column to rotate upwards to enter the inside of the clamping hole on the hook body, the opening of the hook body is limited, the article on the hook body is prevented from falling, and the anti-falling effect of the article on the hook body is achieved.

As a further scheme of the utility model, the one end fixed mounting of fixed plate has the support column, rotatory hole has been seted up to the one end of mounting panel, the excircle wall of support column with the activity of the interior circle wall in rotatory hole is cup jointed.

Through adopting above-mentioned technical scheme, through the mounting panel that sets up, the staff rotates the mounting panel and drives the couple body and rotate and make the mounting panel rotate around the support column simultaneously, and the staff changes the angle of couple body through rotating the mounting panel, and the staff of being convenient for changes the angle of couple body.

As a further scheme of the utility model, a plurality of connecting hole has been seted up to the one end of mounting panel, the interior round wall activity of connecting hole has cup jointed the screw thread post, a plurality of fixed slot has been seted up to the one end of fixed pipe, the interior round wall of fixed slot is seted up threadedly, the one end of screw thread post with the interior round wall threaded connection of fixed slot.

Through adopting above-mentioned technical scheme, through the mounting panel that sets up, the staff rotates the mounting panel and makes connecting hole on the mounting panel and the fixed slot coincidence on the fixed pipe, then the staff puts into the inside of connecting hole with the screw thread post and rotates the inside that the screw thread post made the one end of screw thread post to get into the fixed slot, the staff of being convenient for fixes the angle of couple body.

As the utility model discloses further scheme, the excircle wall threaded connection of bolt body has the nut body, the expansion pipe body has been cup jointed in the excircle wall activity of bolt body, the extrusion ring has been cup jointed in the excircle wall activity of bolt body.

Through adopting above-mentioned technical scheme, through the nut body that sets up, the staff rotates the nut body and makes the nut body move on the bolt body, the nut body removes and drives the extrusion ring and remove, the extrusion ring removes and makes the inflation pipe body toward the thicker position of the latter half of nut body and removes, the radius of the latter half of bolt body is greater than the radius of the former half of bolt body and makes this integument of inflation pipe prop open to fix the inside in hole on the wall with the bolt body, the staff of being convenient for fixes the bolt body.

As a further scheme of the utility model, the fixed solid fixed ring that has cup jointed of the excircle wall of nut body, solid fixed ring's excircle wall fixed mounting has a plurality of fixed block.

Through adopting above-mentioned technical scheme, through the fixed block that sets up, the staff rotates and drives solid fixed ring and rotate, and solid fixed ring rotates and drives the nut body and rotate on the bolt body, and the staff of being convenient for rotates the nut body.

As the utility model discloses further scheme, two support grooves have been seted up to the excircle wall of expansion pipe body.

Through adopting above-mentioned technical scheme, through the support groove that sets up, support the groove and make the expansion pipe body strut by the bolt body easily, the staff of being convenient for uses the expansion pipe body.

The utility model provides an inflation couple, beneficial effect lies in: through the couple body that sets up, block the sideboard, the restriction piece, spacing post, the activity hole, the connecting plate, joint post and joint hole reset spring mutually support, make joint post and joint hole separation make the staff hang article on the couple body simultaneously, block the sideboard through setting up, reset spring, the joint post, couple body and joint hole mutually support, can restrict the uncovered of couple body, avoid the article on the couple body to drop, reach the anti-falling effect to article on the couple body, the staff of being convenient for uses the couple body.

Through the mounting panel that sets up, the staff rotates the mounting panel and drives the couple body and rotate and make the mounting panel rotate around the support column simultaneously, and the staff changes the angle of couple body through rotating the mounting panel, and the staff of being convenient for changes the angle of couple body.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

fig. 2 is a schematic structural view of a fixing block provided by an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a connecting plate according to an embodiment of the present invention;

fig. 4 is a partial structural diagram of a in fig. 3.

In the figure: 1. a bolt body; 2. a nut body; 3. an extrusion ring; 4. an expansion pipe body; 5. a support groove; 6. a fixing plate; 7. fixing the tube; 8. mounting a plate; 9. a hook body; 10. a support column; 11. a rotation hole; 12. fixing grooves; 13. a fixing ring; 14. a fixed block; 15. a limiting block; 16. a damming board; 17. a clamping column; 18. a clamping hole; 19. a limiting post; 20. a movable hole; 21. a connecting plate; 22. a return spring; 23. connecting holes; 24. and (4) a threaded column.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

Referring to fig. 1, 2 and 3, an expansion hook provided by the embodiment of the present invention comprises a bolt body 1, a hook body 9 is provided at one end of the bolt body 1, an anti-drop assembly is provided at one end of the bolt body 1 for preventing articles of the hook body 9 from dropping, the anti-drop assembly comprises a fixing plate 6, the fixing plate 6 is fixedly mounted at one end of the bolt body 1, a fixing tube 7 is fixedly mounted at one end of the fixing plate 6, a mounting plate 8 is provided at one end of the fixing tube 7, one side of the hook body 9 is fixedly connected with one end of the mounting plate 8, one end of the mounting plate 8 is provided with a blocking plate 16, one end of the mounting plate 8 is fixedly mounted with two limiting blocks 15, limiting posts 19 are fixedly mounted at both sides of the blocking plate 16, one side of each limiting block 15 is provided with a movable hole 20, an outer circular wall surface of each limiting post 19 is movably sleeved with an inner circular wall surface of each movable hole 20, a clamping column 17 is fixedly arranged on the top surface of the blocking plate 16, a clamping hole 18 is formed in the top surface of the hook body 9, the outer circular wall surface of the clamping column 17 is movably sleeved with the inner circular wall surface of the clamping hole 18, a connecting plate 21 is fixedly arranged at one end of the mounting plate 8, two return springs 22 are fixedly arranged on the bottom surface of the connecting plate 21, one ends of the return springs 22 are fixedly connected with the top surface of the blocking plate 16, when a worker hangs an object on the hook body 9 through the arranged hook body 9, the worker moves the blocking plate 16 downwards, the blocking plate 16 moves downwards to drive the limiting column 19 to rotate downwards in the movable hole 20 on the limiting block 15, the return springs 22 on the connecting plate 21 are stretched, the blocking plate 16 rotates downwards to drive the clamping column 17 to move downwards to the outer part of the clamping hole 18, the limitation of the blocking plate 16 is lost, the staff hangs article on couple body 9, then the staff loosens and hinders sideboard 16, reset spring 22's effect makes and hinders sideboard 16 upwards to rotate, hinder sideboard 16 upwards to rotate and also make and hinder sideboard 16 to drive joint post 17 upwards to rotate and get into the inside of joint hole 18 on couple body 9, thereby restrict couple body 9's uncovered, avoid article on the couple body 9 to drop, reach the anti-falling effect to article on couple body 9, the one end fixed mounting of fixed plate 6 has support column 10, rotatory hole 11 has been seted up to the one end of mounting panel 8, the excircle wall of support column 10 cup joints with the activity of the interior circle wall of rotatory hole 11, mounting panel 8 through setting up, the staff rotates mounting panel 8 and drives couple body 9 and rotate and make mounting panel 8 rotate around support column 10 simultaneously, the staff changes couple body 9's angle through rotating mounting panel 8, be convenient for the staff to change couple body 9's angle.

Referring to fig. 1, 2, 3 and 4, one end of the mounting plate 8 is provided with a plurality of connecting holes 23, an inner circular wall surface of each connecting hole 23 is movably sleeved with a threaded column 24, one end of the fixing tube 7 is provided with a plurality of fixing grooves 12, an inner circular wall surface of each fixing groove 12 is provided with threads, one end of each threaded column 24 is in threaded connection with the inner circular wall surface of each fixing groove 12, through the arranged mounting plate 8, a worker rotates the mounting plate 8 to enable the connecting holes 23 on the mounting plate 8 to be overlapped with the fixing grooves 12 on the fixing tube 7, then the worker puts the threaded columns 24 into the connecting holes 23 and rotates the threaded columns 24 to enable one ends of the threaded columns 24 to enter the fixing grooves 12, the angle of the hook body 9 is conveniently fixed by the worker, the nut body 2 is in threaded connection with the outer circular wall surface of the bolt body 1, and the expansion tube body 4 is movably sleeved on the outer circular wall surface of the bolt body 1, the outer circle wall surface of the bolt body 1 is movably sleeved with an extrusion ring 3, through the arranged nut body 2, a worker rotates the nut body 2 to enable the nut body 2 to move on the bolt body 1, the nut body 2 moves to drive the extrusion ring 3 to move, the extrusion ring 3 moves to enable the expansion pipe body 4 to move towards a thicker position of the rear half part of the nut body 2, the radius of the rear half part of the bolt body 1 is larger than that of the front half part of the bolt body 1 to enable the expansion pipe body 4 to be unfolded, so that the bolt body 1 is fixed in a hole on a wall, the worker can fix the bolt body 1 conveniently, the outer circle wall surface of the nut body 2 is fixedly sleeved with a fixing ring 13, a plurality of fixing blocks 14 are fixedly arranged on the outer circle wall surface of the fixing ring 13, through the arranged fixing blocks 14, the worker rotates to drive the fixing ring 13 to rotate, the fixing ring 13 rotates to drive the nut body 2 to rotate on the bolt body 1, be convenient for the staff and rotate nut body 2, two support grooves 5 have been seted up to the excircle wall of expansion pipe body 4.

The working principle is as follows: referring to fig. 1-4, when an operator hangs an article on the hook body 9 through the hook body 9, the operator moves the blocking plate 16 downward, the blocking plate 16 moves downward to drive the limiting post 19 to rotate downward in the movable hole 20 of the limiting block 15, the return spring 22 on the connecting plate 21 is extended, the blocking plate 16 rotates downward to drive the clamping post 17 to move downward to the outside of the clamping hole 18, the limitation of the blocking plate 16 is lost, the operator hangs the article on the hook body 9, then the operator releases the blocking plate 16, the blocking plate 16 rotates upward due to the action of the return spring 22, the blocking plate 16 rotates upward to drive the clamping post 17 to rotate upward to enter the clamping hole 18 on the hook body 9, so that the opening of the hook body 9 is limited, the article on the hook body 9 is prevented from falling, and the article on the hook body 9 is prevented from falling.

Through the mounting panel 8 that sets up, the staff rotates mounting panel 8 and drives couple body 9 and rotate and make mounting panel 8 rotate around support column 10 simultaneously, the staff changes the angle of couple body 9 through rotating mounting panel 8, be convenient for the staff changes the angle of couple body 9, through the mounting panel 8 that sets up, the staff rotates mounting panel 8 and makes connecting hole 23 on the mounting panel 8 and the fixed slot 12 coincidence on the fixed pipe 7, then the staff puts into the inside of connecting hole 23 with screw post 24 and rotates screw post 24 and make the one end of screw post 24 get into the inside of fixed slot 12, be convenient for the staff fixed couple body 9's angle.

Through the nut body 2 that sets up, the staff rotates nut body 2 and makes nut body 2 move on bolt body 1, nut body 2 removes and drives the extrusion ring 3 and removes, extrusion ring 3 removes and makes expansion pipe body 4 move toward the thicker position of the latter half of nut body 2, the radius of the latter half of bolt body 1 is greater than the radius of the first half of bolt body 1 and makes expansion pipe body 4 strutted, thereby fix bolt body 1 in the inside in hole on the wall, be convenient for staff fixing bolt body 1, fixed block 14 through setting up, the staff rotates and drives solid fixed ring 13 and rotates, gu fixed ring 13 rotates and drives nut body 2 and rotate on bolt body 1, be convenient for the staff rotates nut body 2.

The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art to which the present application pertains. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (6)

1. An expansion hook, comprising:

the bolt comprises a bolt body (1), wherein a hook body (9) is arranged at one end of the bolt body (1);

the anti-dropping assembly is arranged at one end of the bolt body (1) and used for preventing the object of the hook body (9) from dropping, and the anti-dropping assembly comprises: fixed plate (6), fixed plate (6) fixed mounting be in the one end of bolt body (1), the one end fixed mounting of fixed plate (6) has fixed pipe (7), the one end of fixed pipe (7) is provided with mounting panel (8), one side of couple body (9) with the one end fixed connection of mounting panel (8), the one end of mounting panel (8) is provided with and blocks sideboard (16), the one end fixed mounting of mounting panel (8) has two restriction pieces (15), the equal fixed mounting in both sides of blocking sideboard (16) has spacing post (19), movable hole (20) have been seted up to one side of restriction piece (15), the excircle wall of spacing post (19) with the interior circle wall activity of movable hole (20) cup joints, the top surface fixed mounting that blocks sideboard (16) has joint post (17), joint hole (18) has been seted up to the top surface of couple body (9), the excircle wall of joint post (17) with the interior circle wall activity of joint hole (18) cup joints, the one end fixed mounting of mounting panel (8) has connecting plate (21), fixed mounting has two top surface (22) and reset spring (22) are connected.

2. An expansion hook according to claim 1, wherein: the one end fixed mounting of fixed plate (6) has support column (10), rotatory hole (11) have been seted up to the one end of mounting panel (8), the excircle wall of support column (10) with the activity of the interior circle wall in rotatory hole (11) is cup jointed.

3. An expansion hook as claimed in claim 1, wherein: a plurality of connecting hole (23) have been seted up to the one end of mounting panel (8), threaded post (24) have been cup jointed in the activity of the interior circle wall of connecting hole (23), a plurality of fixed slot (12) have been seted up to the one end of fixed pipe (7), screw thread has been seted up to the interior circle wall of fixed slot (12), the one end of threaded post (24) with the interior circle wall threaded connection of fixed slot (12).

4. An expansion hook according to claim 1, wherein: the bolt is characterized in that the outer circle wall surface of the bolt body (1) is in threaded connection with the nut body (2), the expansion pipe body (4) is movably sleeved on the outer circle wall surface of the bolt body (1), and the extrusion ring (3) is movably sleeved on the outer circle wall surface of the bolt body (1).

5. An expansion hook as claimed in claim 4, wherein: the outer circle wall surface of the nut body (2) is fixedly sleeved with a fixing ring (13), and the outer circle wall surface of the fixing ring (13) is fixedly provided with a plurality of fixing blocks (14).

6. An expansion hook as claimed in claim 4, wherein: two supporting grooves (5) are formed in the outer circle wall surface of the expansion pipe body (4).

Images