CN217574715U - Trolley tire quick-release structure easy to disassemble and assemble - Google Patents
Trolley tire quick-release structure easy to disassemble and assemble Download PDFInfo
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- CN217574715U CN217574715U CN202221577688.6U CN202221577688U CN217574715U CN 217574715 U CN217574715 U CN 217574715U CN 202221577688 U CN202221577688 U CN 202221577688U CN 217574715 U CN217574715 U CN 217574715U
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- riser
- axle body
- joint
- tire
- release structure
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Abstract
The utility model provides a shallow tire rapid disassembly structure who makes easier dismouting, including riser, axle body and locking subassembly the locking subassembly includes the mount pad with riser outer wall fixed connection, be formed with the through hole that communicates with the riser inner chamber on the mount pad, still include the stop pin, but the elastic telescopic connection of stop pin in the through hole, be provided with joint portion on the corresponding axle body, the axle body is arranged in the riser, through the front end joint of stop pin in with the axle body is fixed in the riser on the joint portion; this application is through setting up the locking Assembly on the outer wall of riser for the axle body is easier to be connected or separate with the riser, and the operation is more smooth and easy, simple to operate, consequently, this application structural design is more reasonable, and the equipment is more convenient.
Description
Technical Field
The utility model belongs to the technical field of the handcart, especially indicate a change in small handcart tire rapid disassembly structure of dismouting.
Background
The handcart is a carrying vehicle pushed and pulled by human power, various carrying devices are continuously upgraded and more advanced and intelligent along with the continuous development of material carrying technology, but the handcart is still one of indispensable carrying tools. However, most of the tires of the current hand trucks are arranged on the bottom plate of the hand truck by matching the bearing with the tire, two ends of the shaft are arranged on the tire frame of the bottom plate by nuts and the like, and the whole hand truck is pushed by the rotation of the tire; in the previous patent, a tire quick-release structure convenient for assembly, which has application number 2022205949287, has disclosed that a shaft sleeve is fixed outside a shaft body, and the wheel of a trolley is disassembled by detachably connecting the shaft sleeve and a vertical pipe, and the structure has the defects that: when the shaft is drawn out, the fixed shaft sleeve outside the shaft and the vertical pipe are elastically clamped and separated hardly, so that a structure which is easier to disassemble and assemble is required to be designed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a change in small handcart tire rapid disassembly structure of dismouting has solved the defect that exists among the above-mentioned background art among the prior art.
The technical scheme of the utility model is realized like this:
the utility model provides an it changes in small handcart tire rapid disassembly structure of dismouting, includes riser, axle body and locking subassembly the locking subassembly include with riser outer wall fixed connection's mount pad, be formed with the through hole with riser inner chamber intercommunication on the mount pad, still include the stop pin, but the stop pin elastic expansion connect in the through hole, correspond be provided with joint portion on the axle body, the axle body is arranged in the riser, through the front end joint of stop pin in fix the axle body in the riser in the joint portion.
Preferably, a clamping step is formed on the inner side of the outer end of the through hole, the locking pin comprises a pin body, a connecting column extends on the rear end of the pin body, a buckling part is formed on the outer end of the connecting column and clamped on the outer end of the through hole, the locking pin further comprises an elastic piece, the elastic piece is sleeved on the connecting column, one end of the elastic piece is arranged on the pin body, and the other end of the elastic piece is abutted to the clamping step.
This application round pin body supports to the axle body through the effect of elastic component on, if with selling the body and toward drawing outward, then can take out the axle body.
Preferably, the inner end of the pin body is formed with a chamfered surface. The shaft body is convenient to clamp.
Preferably, the axle body includes main axial region, be formed with second joint step on the bottom of main axial region, second joint step is used for the joint on the bottom of riser, is formed with the transitional coupling section that a diameter is less than main axial region on the top of main axial region, the top of transitional coupling section is provided with third step portion, form between third step portion and the main axial region top joint portion.
Preferably, the third step section forms a trapezoidal structure, so that the shaft body can be conveniently placed in the stand pipe.
Preferably, the outside of axle body is provided with the axle sleeve, and the axle sleeve is connected with the inner wall scarf joint of riser to the axle body is spacing, places it and rocks.
To sum up, the utility model has the advantages that:
the utility model discloses a change in small handcart tire rapid disassembly structure of dismouting, this application is through setting up the locking subassembly on the outer wall of riser for the axle body is easier to be connected or separate with the riser, and the operation is more smooth and easy, simple to operate, consequently, this application structural design is more reasonable, and the equipment is more convenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic view of the structure of the vertical pipe of the present invention;
FIG. 2 is a schematic view of the locking assembly of the present invention;
fig. 3 is a schematic view of the structure of the shaft body of the present invention.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1
As shown in fig. 1-3, a quick release structure for a small handcart tire easy to disassemble and assemble comprises a vertical pipe 1, a shaft body 2 and a locking assembly, wherein the locking assembly comprises a mounting seat 3 fixedly connected with the outer wall of the vertical pipe, a through hole 4 communicated with the inner cavity of the vertical pipe is formed in the mounting seat, a locking pin 5 is connected in the through hole in an elastic and telescopic manner, a clamping portion 6 is correspondingly arranged on the shaft body, the shaft body is arranged in the vertical pipe, the shaft body is fixed in the vertical pipe through the front end of the locking pin in the clamping portion, a clamping step 7 is formed on the inner side of the outer end of the through hole, the locking pin comprises a pin body 8, a connecting column 9 is formed by extending on the rear end of the pin body, a buckling portion 10 is formed on the outer end of the connecting column 9, the buckling portion is clamped on the outer end of the through hole, and an elastic piece 11 is sleeved on the connecting column, one end of the elastic piece is abutted to the pin body, and the other end of the clamping step.
This application round pin body supports to the axle body through the effect of elastic component on, if with selling the body and toward drawing outward, then can take out the axle body.
The inner end of the pin body is formed with a chamfered surface 12. Be convenient for carry out the joint to the counter shaft body, the axle body includes main axial region 13, be formed with second joint step 14 on the bottom of main axial region, second joint step is used for the joint on the bottom of riser, is formed with a diameter on the top of main axial region and is less than the transitional coupling section 15 of main axial region, the top of transitional coupling section is provided with third step portion 16, form between third step portion and the main axial region top joint portion, third step portion cross-section forms trapezium structure, is convenient for arrange the axle body in the riser, the outside of axle body is provided with axle sleeve 17, and the axle sleeve is connected with the inner wall scarf joint of riser to spacing is carried out to the counter shaft body, places it and rocks.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a change dolly tire rapid disassembly structure of dismouting which characterized in that: including riser, axle body and locking subassembly the locking subassembly include with riser outer wall fixed connection's mount pad, be formed with the through hole with riser inner chamber intercommunication on the mount pad, still include the stop pin, but the elastic expansion connect in the through hole, correspond be provided with joint portion on the axle body, the axle body is arranged in the riser, through the front end joint of stop pin in fix the axle body in the riser in the joint portion.
2. The quick release structure for the tire of the trolley according to claim 1, wherein: the clamping step is formed on the inner side of the outer end of the through hole, the locking pin comprises a pin body, a connecting column is formed in the rear end of the pin body in an extending mode, a buckling part is formed in the outer end of the connecting column, the buckling part is clamped on the outer end portion of the through hole, the elastic piece is sleeved on the connecting column, one end of the elastic piece is arranged on the pin body, and the other end of the elastic piece is abutted to the clamping step.
3. The quick release structure for the tire of the trolley according to claim 2, wherein: the inner end of the pin body is provided with a chamfer surface.
4. The quick release structure for the tire of the trolley according to claim 1, wherein: the axle body includes the main shaft portion, be formed with second joint step on the bottom of main shaft portion, second joint step is used for the joint on the bottom of riser, is formed with the transitional coupling section that a diameter is less than the main shaft portion on the top of main shaft portion, the top of transitional coupling section is provided with third step portion, form between third step portion and the main shaft portion top joint portion.
5. The quick release structure for the tire of the trolley according to claim 4, wherein the quick release structure comprises: the section of the third step part forms a trapezoidal structure.
6. The quick release structure for the tire of the trolley according to claim 1, wherein: the shaft body is provided with a shaft sleeve outside, and the shaft sleeve is connected with the inner wall of the vertical pipe in an embedded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221577688.6U CN217574715U (en) | 2022-06-22 | 2022-06-22 | Trolley tire quick-release structure easy to disassemble and assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221577688.6U CN217574715U (en) | 2022-06-22 | 2022-06-22 | Trolley tire quick-release structure easy to disassemble and assemble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217574715U true CN217574715U (en) | 2022-10-14 |
Family
ID=83532428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221577688.6U Active CN217574715U (en) | 2022-06-22 | 2022-06-22 | Trolley tire quick-release structure easy to disassemble and assemble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217574715U (en) |
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2022
- 2022-06-22 CN CN202221577688.6U patent/CN217574715U/en active Active
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