CN215552373U - Special opening joint for tire protection chain - Google Patents
Special opening joint for tire protection chain Download PDFInfo
- Publication number
- CN215552373U CN215552373U CN202122115182.5U CN202122115182U CN215552373U CN 215552373 U CN215552373 U CN 215552373U CN 202122115182 U CN202122115182 U CN 202122115182U CN 215552373 U CN215552373 U CN 215552373U
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- joint
- protection chain
- connecting joint
- threaded
- fastening screw
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Abstract
The utility model discloses a special opening joint for a tire protection chain in the technical field of tire protection chain accessories, which comprises a pin connecting joint, wherein a fastening screw is screwed and assembled in the middle of the top of the pin connecting joint, a main connecting joint is screwed and assembled in an inner cavity of the pin connecting joint through the fastening screw, movable fixed blocks are movably arranged on the front side and the rear side of the main connecting joint, fixed holes are respectively formed in the middles of the upper surfaces of the two groups of movable fixed blocks, the two groups of movable fixed blocks are screwed and assembled through a threaded rod, the threaded rod penetrates through the fixed holes and then is screwed and assembled with a nut, connecting clamping grooves are respectively formed in the left side and the right side of the inner cavity of the main connecting joint, an open slot is formed in the inner side of the bottom of the main connecting joint, convex blocks are respectively arranged on the side wall on one side opposite to the bottom of the movable fixed blocks, the pin connecting joint and the main connecting joint can be separately used, and the mounting and dismounting of the pin connecting joint and the main connecting joint are convenient, the working efficiency of the open joint is improved.
Description
Technical Field
The utility model relates to the technical field of tire protection chain accessories, in particular to a special opening joint for a tire protection chain.
Background
The tyre protection chain is provided with chain rings, a main body chain component connected between the chain rings, a side chain connecting the chain rings at two sides and a butt-joint chain component connected on the chain rings at two ends, wherein the chain rings at two sides are provided with fastening ropes with rope clamps at two ends, the main body chain component is of an open type, and a reinforcing pin is fixedly arranged at the opening of the main body chain component, because the reinforcing pin is fastened and connected with two side surfaces of the main body chain component, the function of a top beam is realized, the chain opening is not easy to deform, the damage rate of the special opening section of the tyre protection chain is low, the service life is long, and particularly, the service life of the equipment tyre in heavy-load operation in a mining area and a quarry is shorter, when large-scale engineering machinery equipment used, the opening festival leads to the fracture easily and changes inconveniently, leads to the tire to damage simultaneously easily, reduces the life of tire, reduces the work efficiency of opening festival to the opening festival generally is the isolated construction, leads to the efficiency reduction of using, leads to the installation to dismantle more loaded down with trivial details simultaneously, and can not satisfy the opening festival double-purpose, makes the opening festival poor to the protection effect of tire, for this reason, we provide a special opening festival of tire protection chain.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a special opening joint for a tire protection chain, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a special opening joint for a tire protection chain comprises a pin joint, wherein a fastening screw is assembled in the middle of the top of the pin joint in a threaded manner, a main joint is assembled in an inner cavity of the pin joint in a threaded manner through the fastening screw, movable fixed blocks are movably arranged on the front side and the rear side of the main joint, a fixed hole is formed in the middle of the upper surface of each of the two groups of movable fixed blocks, the two groups of movable fixed blocks are connected through a threaded rod in a threaded manner, the threaded rod penetrates through the fixed hole and is assembled with a nut in a threaded manner, connecting clamping grooves are formed in the left side and the right side of the inner cavity of the main joint, an open groove is formed in the inner side of the bottom of the main joint, a convex block is arranged on the side wall of the opposite side of the bottom of each movable fixed block, a second threaded hole and a first threaded hole are respectively formed in the tops of the pin joint and the main joint, and a through hole is formed in the inner cavity in the top of the fastening screw, and the outer wall of the fastening screw rod is provided with a first external thread section.
Preferably, the threaded rod comprises a nut, and a second external thread section is arranged on the outer wall of the threaded rod.
Preferably, the diameters of the first threaded hole and the second threaded hole are matched with the outer diameter of the fastening screw rod.
Preferably, the left side and the right side of the two groups of movable fixing blocks are provided with arc-shaped openings, and the size of each arc-shaped opening is matched with that of the corresponding connecting clamping groove.
Preferably, the bump is connected with an open slot, and the size of the open slot is matched with that of the bump.
Preferably, the diameter of the fixing hole is matched with the outer diameter of the threaded rod, and anti-slip pads are arranged on the inner sides of the connecting clamping grooves.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model has reasonable structural design, the pin connecting joint and the main connecting joint are respectively provided with a second threaded hole and a first threaded hole, the pin connecting joint and the main connecting joint can be separately used by rotating a fastening screw to be in screwed assembly with the first threaded hole and the second threaded hole, the pin connecting joint and the main connecting joint are convenient to mount and dismount, the working efficiency of the opening joint is improved, two groups of movable fixing blocks are in screwed connection through a threaded rod and a nut by placing a protection chain in a connecting clamping groove, then a lug corresponds to an opening groove, the threaded rod passes through a fixing hole, the threaded rod is in screwed connection with the nut by rotating the nut, the two groups of movable fixing blocks are fixed on the main connecting joint, the fixing performance of the opening joint is improved, the anti-skid capacity of the protection chain is improved, the connectivity of the protection chain is enhanced, after the main connecting joint is dismounted, can place the protection chain in the pin joint festival, then insert the round bar that the size is the same through the through-hole on the fastening screw and rotate fastening screw, make fastening screw move down and carry out fixed connection to the protection chain of placing in the pin joint festival, improve the practicality of the special opening festival of tire protection chain, make the change or the dismantlement of tire protection chain more convenient, strengthen the availability factor of opening festival.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic sectional view of the main connecting joint of the present invention;
fig. 4 is a schematic view of the threaded rod of the present invention.
In the figure: 1. a pin connecting joint; 2. fastening a screw rod; 3. a main connecting joint; 4. a movable fixed block; 5. a nut; 6. a connecting clamping groove; 7. a threaded rod; 8. a first threaded hole; 9. a second threaded hole; 10. a first external thread section; 11. a through hole; 12. a bump; 13. a fixing hole; 14. a second outer thread section; 15. a nut; 16. an open slot.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: a special opening joint for a tire protection chain comprises a pin joint 1, a fastening screw 2 is screwed and assembled in the middle of the top of the pin joint 1, a main joint 3 is screwed and assembled in an inner cavity of the pin joint 1 through the fastening screw 2, movable fixed blocks 4 are movably arranged on the front side and the rear side of the main joint 3, fixed holes 13 are formed in the middles of the upper surfaces of the two groups of movable fixed blocks 4, the two groups of movable fixed blocks 4 are screwed and assembled through threaded rods 7, the threaded rods 7 penetrate through the fixed holes 13 and are assembled with nuts 5 in a screwed manner, connecting clamping grooves 6 are formed in the left side and the right side of the inner cavity of the main joint 3, an open groove 16 is formed in the inner side of the bottom of the main joint 3, convex blocks 12 are arranged on the side wall of the opposite side of the bottom of each movable fixed block 4, a second threaded hole 9 and a first threaded hole 8 are respectively formed in the tops of the pin joint 1 and the main joint 3, and a through hole 11 is formed in the inner cavity in the top of the fastening screw 2, the outer walls of the fastening screws 2 are provided with first external thread sections 10.
Referring to fig. 4, the threaded rod 7 includes a nut 15, and a second external thread section 14 is disposed on an outer wall of the threaded rod 7;
referring to fig. 2, the diameters of the first threaded hole 8 and the second threaded hole 9 are matched with the outer diameter of the fastening screw 2;
referring to fig. 2 and 3, the two sets of movable fixing blocks 4 are provided with arc-shaped openings at the left and right sides, and the size of the arc-shaped openings is matched with that of the connecting slots 6;
referring to fig. 3, the bump 12 is connected to the opening slot 16, and the size of the opening slot 16 is matched with the size of the bump 12;
referring to fig. 3, the diameter of the fixing hole 13 is matched with the outer diameter of the threaded rod 7, and the inner sides of the connecting slots 6 are provided with anti-slip pads.
The working principle is as follows: when in use, the pin joint 1 and the main joint 3 are respectively provided with the second threaded hole 9 and the first threaded hole 8, the pin joint 1 and the main joint 3 can be separately used by rotating the fastening screw 2 to be in threaded assembly with the first threaded hole 8 and the second threaded hole 9, the pin joint 1 and the main joint 3 are convenient to mount and dismount, the working efficiency of the opening joint is improved, the protection chain is placed in the connecting clamping groove 6, the two groups of movable fixing blocks 4 are in threaded assembly with the nut 5 through the threaded rod 7, then the convex block 12 corresponds to the open slot 16, the threaded rod 7 passes through the fixing hole 13, the threaded rod 7 is in threaded connection with the nut 5 by rotating the nut 15, the two groups of movable fixing blocks 4 are fixed on the main joint 3, the protection chain can be fixedly connected, the fixing performance of the opening joint is improved, the anti-skid capacity of the protection chain is improved, and the connectivity of the protection chain is enhanced, through pulling down main link 3 back, can place the protection chain in pin link 1, then insert the circular pole that the size is the same through-hole 11 on fastening screw 2 and rotate fastening screw 2, make fastening screw 2 downstream, carry out fixed connection to the protection chain of placing in pin link 1, improve the practicality of the special opening festival of tire protection chain, make the change or the dismantlement of tire protection chain more convenient, strengthen the availability factor of opening festival.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a special opening festival of tire protection chain, includes pin link (1), its characterized in that: the middle of the top of the pin joint (1) is in threaded connection with a fastening screw (2), the inner cavity of the pin joint (1) is in threaded connection with a main joint (3) through the fastening screw (2), movable fixing blocks (4) are movably arranged on the front side and the rear side of the main joint (3), fixing holes (13) are formed in the middle of the upper surface of each of the two movable fixing blocks (4), the two movable fixing blocks (4) are in threaded connection with each other through threaded rods (7), the threaded rods (7) are assembled with nuts (5) through threaded connection after penetrating through the fixing holes (13), connecting clamping grooves (6) are formed in the left side and the right side of the inner cavity of the main joint (3), open grooves (16) are formed in the inner side of the bottom of the main joint (3), and convex blocks (12) are arranged on the side wall of the opposite side of the bottom of each movable fixing block (4), second screw hole (9) and first screw hole (8) have been seted up respectively at the top of pin link (1) and main link (3), through-hole (11) have been seted up to the inner chamber at fastening screw (2) top, all be provided with first external screw thread section (10) on the outer wall of fastening screw (2).
2. The opening section special for the tire protection chain as claimed in claim 1, wherein: the threaded rod (7) comprises a nut (15), and a second external thread section (14) is arranged on the outer wall of the threaded rod (7).
3. The opening section special for the tire protection chain as claimed in claim 1, wherein: the diameters of the first threaded hole (8) and the second threaded hole (9) are matched with the outer diameter of the fastening screw rod (2).
4. The opening section special for the tire protection chain as claimed in claim 1, wherein: arc openings are formed in the left side and the right side of the two movable fixing blocks (4), and the size of each arc opening is matched with that of the corresponding connecting clamping groove (6).
5. The opening section special for the tire protection chain as claimed in claim 1, wherein: the bump (12) is connected with the open slot (16), and the size of the open slot (16) is matched with that of the bump (12).
6. The opening section special for the tire protection chain as claimed in claim 1, wherein: the diameter of the fixing hole (13) is matched with the outer diameter of the threaded rod (7), and anti-slip pads are arranged on the inner sides of the connecting clamping grooves (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122115182.5U CN215552373U (en) | 2021-09-03 | 2021-09-03 | Special opening joint for tire protection chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122115182.5U CN215552373U (en) | 2021-09-03 | 2021-09-03 | Special opening joint for tire protection chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215552373U true CN215552373U (en) | 2022-01-18 |
Family
ID=79846587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122115182.5U Active CN215552373U (en) | 2021-09-03 | 2021-09-03 | Special opening joint for tire protection chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215552373U (en) |
-
2021
- 2021-09-03 CN CN202122115182.5U patent/CN215552373U/en active Active
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