CN114714815A

CN114714815A - Wheel axle assembly with anti-disengagement function

Info

Publication number: CN114714815A
Application number: CN202210460462.6A
Authority: CN
Inventors: 梁峰; 王增荣; 李延海; 侯亮
Original assignee: Hebei Huafeng Energy Technology Development Co Ltd
Current assignee: Hebei Huafeng Energy Technology Development Co Ltd
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2022-07-08

Abstract

The invention relates to a wheel shaft assembly with an anti-disengagement function, which comprises a wheel shaft, a bolt, a baffle and a pair of clamping hooks, wherein one end part of the wheel shaft in the axial direction is provided with a notch, the peripheral wall of the wheel shaft in the radial direction is provided with a waist-shaped hole, and the waist-shaped hole is communicated with the notch; the bolt is movably arranged in the waist-shaped hole; the baffle is provided with two opposite clamping hook holes, and the opposite clamping hooks can penetrate through the two opposite clamping hook holes and are inserted into the slots so as to limit the baffle on the wheel axle by the opposite clamping hooks; and the part of the butt clamp hook inserted into the slot can be in clamping fit with the bolt so as to limit the butt clamp hook to be separated from the baffle plate by the bolt. The invention utilizes the butt joint between the butt clamp hook and the bolt to limit, can prevent the butt clamp hook from separating from the bolt due to factors such as vibration and the like, and further has the function of separation so as to meet the use requirement of site working conditions; simultaneously, this shaft subassembly simple structure, convenient assembling further satisfies the user demand of enterprise.

Description

Wheel axle assembly with anti-disengagement function

Technical Field

The invention belongs to the technical field of wheel shafts, and particularly relates to a wheel shaft assembly with an anti-disengagement function.

Background

In the production process of an enterprise, limited by the limitation of working environment, when the wheels move on the track, wheel shafts on the wheels cannot extend out of the wheels for too long distance, aiming at the assembly connection between the wheels and the wheel shafts, at present, the conventional method is to adopt a baffle plate between the wheel shafts and the wheels for pressing and limiting so as to limit the wheels to be separated from the wheel shafts, wherein the baffle plate and the wheel shafts are connected and fixed by screws in particular; because the screw rod and the wheels are fixedly connected through threads, the wheels with the wheel shafts are affected by vibration and the like in the process of rolling on the rail, the screw rod and the wheel shafts are easy to loosen, and the stability of the wheels mounted on the wheel shafts is affected.

Disclosure of Invention

In view of the above, it is desirable to provide a wheel axle assembly with an anti-disengagement function to solve the above technical problems.

A wheel shaft assembly with an anti-disengagement function comprises a wheel shaft, a bolt, a baffle and a pair of clamping hooks, wherein one end of the wheel shaft in the axial direction is provided with a slot, the circumferential wall of the wheel shaft in the radial direction is provided with a waist-shaped hole, and the waist-shaped hole is communicated with the slot; the bolt is movably arranged in the waist-shaped hole; the baffle is provided with two paired clamping hook holes, and the paired clamping hooks can penetrate through the two paired clamping hook holes and are inserted into the slots so as to limit the baffle on the wheel shaft; and the part of the butt-clamp hook inserted into the slot can be in clamping fit with the bolt so as to limit the butt-clamp hook to be separated from the baffle plate by the bolt.

In one embodiment, the opposite clamping hook comprises a connecting arm and two clamping arms which are respectively arranged at two ends of the connecting arm, wherein each clamping arm is provided with a guide inclined plane, a step surface is formed at the end position of the guide inclined plane, the guide inclined planes on the two clamping arms are matched and provided with a guide opening, and the two step surfaces can be used for abutting against the bolt so as to limit the bolt to be separated from the opposite clamping hook.

In one embodiment, the two clamping arms and the connecting arm are integrated, and the two clamping arms can be opened and closed relative to the connecting arm.

In one embodiment, the bolt is configured as a round-head pin, and both ends of the round-head pin are configured in an arc-shaped structure.

In one embodiment, the axle assembly further includes an ejection block and a hook pull rod, the ejection block is disposed at the bottom of the slot, and the hook pull rod can drive the ejection block to act on the opposite hook so as to drive the opposite hook to disengage from the pin.

In one embodiment, the number of the hook head pull rods is two, the baffle is provided with two pull rod holes matched with the hook head pull rods, the two pull rod holes are respectively located at two outer sides of the paired hook holes, and the two hook head pull rods can respectively penetrate through the corresponding pull rod holes and are connected with the ejection block.

In one embodiment, a right-angle hook is arranged on the hook head pull rod, a right-angle groove matched with the right-angle hook is formed in the ejection block, and the hook head pull rod can be matched with the ejection block in a locking mode through matching between the right-angle hook and the right-angle groove.

In one embodiment, the ejection block is provided with a convex tip part, and the ejection block can drive the convex tip part to prop against the opposite clamping hook so as to release the locking of the bolt on the opposite clamping hook.

Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:

according to the wheel axle assembly with the anti-disengagement function, the baffle is pressed on the wheel axle through the pair of clamping hooks through the reasonable structure arrangement, the pair of clamping hooks are pressed and limited through the bolts arranged in the wheel axle, and the limit is realized through the abutting fit between the pair of clamping hooks and the bolts, so that the pair of clamping hooks can be prevented from being disengaged from the bolts due to factors such as vibration and the like, the disengagement function is realized, and the use requirement of the field working condition is met; simultaneously, this shaft subassembly simple structure, convenient assembling further satisfies the user demand of enterprise.

Drawings

Fig. 1 is a schematic structural diagram of the prior art.

Fig. 2 is a schematic structural view of a wheel axle assembly with an anti-disengagement function according to an embodiment of the present disclosure.

Fig. 3 is a schematic structural view of another state of the axle assembly with the anti-disengagement function according to an embodiment of the present disclosure.

Fig. 4 is a partial structural schematic diagram of the present application.

FIG. 5 is a cross-sectional view of a wheel axle of the present application.

Fig. 6 is a schematic structural diagram of the plug of the present application.

Fig. 7 is a schematic structural diagram of a baffle in the present application.

Fig. 8 is a schematic structural view of the clamp hook in the present application.

Fig. 9 is a schematic structural diagram of the ejection block in the present application.

Fig. 10 is a schematic structural view of the hook pull rod of the present application.

10, a wheel shaft; 101. grooving; 102. a kidney-shaped hole; 11. an end portion; 12. a peripheral wall; 20. a bolt; 30. a baffle plate; 31. clamping hook holes; 32. a pull rod hole; 40. clamping hooks are matched; 401. a guide port; 41. a connecting arm; 42. clamping arms; 421. a guide slope; 422. a step surface; 50. ejecting a block; 51. a right-angle groove; 52. a convex tip part; 60. a hook pull rod; 61. a right-angled hook; 201. a plain bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below 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. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

It will be understood that when an element is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 10, a wheel axle assembly with an anti-separation function according to an embodiment of the present application includes a wheel axle 10, a bolt 20, a baffle 30 and a pair of hooks 40.

In the present application, the wheel axle 10 has a slot 101 formed at one end 11 in the axial direction thereof, and a waist-shaped hole 102 formed at a circumferential wall 12 in the radial direction thereof, the waist-shaped hole 102 communicating with the slot 101; the bolt 20 is movably arranged in the waist-shaped hole 102; the baffle 30 is provided with two paired clamping hook holes 31, and the paired clamping hooks 40 can penetrate through the two paired clamping hook holes 31 and are inserted into the slots 101, so that the baffle 30 is limited on the wheel shaft 10 by the paired clamping hooks 40; and the part of the opposite clamping hook 40 inserted into the slot 101 can be in clamping fit with the bolt 20 so as to limit the opposite clamping hook 40 to be separated from the baffle 30 by the bolt 20. That is to say, when the wheel axle assembly of the present application is in operation, the baffle 30 can be limited on the wheel axle 10 by the pair of hooks 40, and the pair of hooks 40 is limited on the wheel axle 10 by the bolt 20, so as to realize the limit fixation of the baffle 30 on the wheel axle 10. It should be noted that the clip 40 is engaged with the bolt 20 in a barb manner, so as to limit the position of the clip 40 on the wheel axle 10 by the bolt 20.

It can be understood that the paired clamping hooks 40 are limited on the wheel axle 10 by the bolt 20, and the effect of preventing the paired clamping hooks 40 from being disengaged from the wheel axle 10 can be improved by the clamping fit between the bolt 20 and the paired clamping hooks 40.

In an embodiment, the pair of hooks 40 includes a connecting arm 41 and two clamping arms 42 respectively disposed at two ends of the connecting arm 41, wherein each clamping arm 42 is provided with a guiding inclined plane 421, a step surface 422 is formed at an end position of the guiding inclined plane 421, the guiding inclined planes 421 on the two clamping arms 42 are matched and formed with a guiding opening 401, and the two step surfaces 422 can abut against the plug 20 to limit the plug 20 from separating from the pair of hooks 40, thereby realizing the structural arrangement of the pair of hooks 40. When the clamping hook 40 is matched with the plug pin 20, the clamping hook 40 can be guided by the guide inclined plane 421 at the position of the guide port 401 to open the two clamping arms 42, along with the movement of the plug pin 20 on the guide inclined plane 421, when the plug pin 20 is separated from the guide inclined plane 421 and enters the position of the step surface 422, the two clamping arms 42 are reset in elastic deformation, so that the pressing limit of the step surface 422 on the clamping hook 40 on the plug pin 20 can be realized, and the matching between the clamping hook 40 and the plug pin 20 is realized.

The two clamping arms 42 and the connecting arm 41 are integrated, and the two clamping arms 42 can be opened and closed relative to the connecting arm 41, so as to meet the use requirement of the pair of clamping hooks 40 for clamping and matching the plug pin 20. It should be noted that, the clip 40 may be a steel sheet with certain elasticity, which will not be described herein.

In an embodiment, the bolt 20 is configured as a round-head pin, and both ends of the round-head pin are configured as arc structures, so that when a wheel (not shown) is installed on the wheel axle 10, specifically, the sliding bearing 201 can be installed between the wheel axle 10 and the wheel, the sliding bearing 201 can wrap openings at both ends of the kidney-shaped hole 102 to limit the bolt 20 from being detached from the wheel axle 10, and by using the arc structures at the ends of the round-head pin, the round-head pin is always in an inclined state to prevent the round-head pin from staying in a gap between two step surfaces 422 on the pair of hooks 40, thereby further preventing the pair of hooks 40 from being detached from the bolt 20.

In addition, it should be noted that the wheel axle assembly further includes an ejection block 50 and a hook pull rod 60, the ejection block 50 is disposed at the bottom of the slot 101, and the hook pull rod 60 can drive the ejection block 50 to act on the opposite hook 40, so as to drive the opposite hook 40 to disengage from the plug 20. That is, the wheel axle assembly of the present application can be operated to release the clip 40 from the plug 20 using the ejector block 50 and the hook pull rod 60.

In an embodiment, the number of the hook pull rods 60 is two, two pull rod holes 32 matched with the hook pull rods 60 are formed in the baffle 30, the two pull rod holes 32 are respectively located at two outer sides of the opposite clamping hook holes 31, and the two hook pull rods 60 can penetrate through the corresponding pull rod holes 32 and are connected with the ejection block 50, so that the number of the hook pull rods 60 is specifically set, and the use requirement that the hook pull rods 60 are inserted into the slots 101 is specifically realized.

Wherein, be equipped with right angle crotch 61 on the eave tile pull rod 60, set up the right angle groove 51 that matches in right angle crotch 61 on the ejecting block 50, eave tile pull rod 60 can be through the cooperation between right angle crotch 61 and the right angle groove 51 and the cooperation of ejecting block 50 locking.

Specifically, right angle crotch 61 can insert earlier to in the right angle groove 51 of ejecting block 50 on this eave tile pull rod 60, then drive eave tile pull rod 60 and carry out 90 rotations, eave tile pull rod 60 after rotating 90 like this can enter into another inslot to right angle groove 51 to it is spacing to realize the butt between this right angle crotch 61 and the ejecting block 50 last right angle groove 51 cell wall, later pulling eave tile pull rod 60 can be with driving ejecting block 50 towards the direction motion to double-layered hook 40, and realize propping up to double-layered hook 40, make double-layered hook 40 can follow bolt 20 and remove the locking.

In one embodiment, the ejector block 50 is provided with a protruding portion 52, and the ejector block 50 can drive the protruding portion 52 to prop against the pair of hooks 40, so as to unlock the pair of hooks 40 by the bolt 20.

In conclusion, the wheel axle assembly with the anti-disengagement function is provided by the reasonable structure, the baffle is pressed on the wheel axle by the opposite clamping hook, the opposite clamping hook is pressed and limited by the bolt arranged in the wheel axle, and the limit is realized by the abutting fit between the opposite clamping hook and the bolt, so that the opposite clamping hook can be prevented from being disengaged from the bolt due to factors such as vibration and the like, and the disengagement function is realized, so that the use requirement of the field working condition is met; simultaneously, this shaft subassembly simple structure, convenient assembling further satisfies the user demand of enterprise.

The features of the above embodiments may be arbitrarily combined, and for the sake of brevity, all possible combinations of the features in the above embodiments are not described, but should be construed as being within the scope of the present specification as long as there is no contradiction between the combinations of the features.

It should be understood by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as a limitation of the present invention, and that suitable changes and modifications of the above embodiments are within the scope of the claimed invention as long as they are within the spirit and scope of the present invention.

Claims

1. A wheel axle assembly with an anti-disengagement function is characterized by comprising a wheel axle, a bolt, a baffle and a butt clamp hook, wherein one end part of the wheel axle in the axial direction is provided with a slot, the circumferential wall of the wheel axle in the radial direction is provided with a waist-shaped hole, and the waist-shaped hole is communicated with the slot; the bolt is movably arranged in the waist-shaped hole; the baffle is provided with two paired clamping hook holes, and the paired clamping hooks can penetrate through the two paired clamping hook holes and are inserted into the slots so as to limit the baffle on the wheel shaft; and the part of the butt clamp hook inserted into the groove can be matched with the bolt in a clamping way, so that the bolt limits the butt clamp hook to be separated from the baffle.

2. The axle assembly with the anti-disengaging function according to claim 1, wherein the opposite clamp hook includes a connecting arm and two clamping arms respectively located at two ends of the connecting arm, each of the clamping arms is provided with a guiding inclined plane, a step surface is formed at an end position of the guiding inclined plane, the guiding inclined planes of the two clamping arms are matched and form a guide opening, and the two step surfaces can be used for abutting against the bolt to limit the bolt from disengaging from the opposite clamp hook.

3. The axle assembly with anti-disengaging function according to claim 2, wherein the two clamping arms and the connecting arm are configured as a single structure, and the two clamping arms can be opened and closed relative to the connecting arm.

4. The axle assembly with anti-disengagement function according to claim 1, wherein the bolt is configured as a round-head pin, and both ends of the round-head pin are configured as an arc-shaped structure.

5. The axle assembly with the anti-disengagement function according to claim 1, further comprising an ejection block and a hook pull rod, wherein the ejection block is disposed at the bottom of the slot, and the hook pull rod can drive the ejection block to act on the opposite clamping hook so as to drive the opposite clamping hook to disengage from the plug pin.

6. The axle assembly with the anti-disengagement function according to claim 5, wherein the number of the hook head pull rods is two, the baffle is provided with two pull rod holes matched with the hook head pull rods, the two pull rod holes are respectively located at two outer sides of the opposite clamping hook holes, and the two hook head pull rods can respectively penetrate through the corresponding pull rod holes and are connected with the ejection block.

7. The axle assembly with the anti-disengagement function according to claim 6, wherein the hook pull rod is provided with a right-angle hook, the ejection block is provided with a right-angle groove matched with the right-angle hook, and the hook pull rod can be in locking fit with the ejection block through the fit between the right-angle hook and the right-angle groove.

8. The axle assembly with the anti-disengaging function according to claim 5, wherein the ejector block is provided with a protruding portion, and the ejector block can drive the protruding portion to prop against the pair of hooks, so as to release the locking of the bolt to the pair of hooks.