CN218118481U

CN218118481U - High-bearing stretch-proofing chain roller pin sleeve

Info

Publication number: CN218118481U
Application number: CN202222767897.3U
Authority: CN
Inventors: 孟叶良
Original assignee: Hangzhou Zeyu Machinery Technology Co ltd
Current assignee: Hangzhou Zeyu Machinery Technology Co ltd
Priority date: 2022-10-20
Filing date: 2022-10-20
Publication date: 2022-12-23
Anticipated expiration: 2032-10-20

Abstract

The utility model discloses a high-load-bearing anti-stretching chain rolling pin sleeve, including joint pin axle, sleeve and roller, the left side sliding connection of joint pin axle has the bolt cover, the outside sliding connection of joint pin axle and bolt cover has the sleeve, the telescopic outside is rotated and is connected with the roller, the inboard sliding connection of roller has the pressure-bearing elastic ring, sliding connection has the anti-pressure pad between sleeve and the roller, the inboard sliding connection of joint pin axle has the plug, the outside fixedly connected with buckle of plug, the inside of joint pin axle is equipped with the spring, utilizes the effect of pressure-bearing elastic ring can produce deformation in the extrusion inslot under the effect that the chain receives the pulling force to the pulling force that receives can obtain the buffering, can cushion the rolling pin sleeve from the side direction through the effect of the anti-pressure pad that sets up and dashpot simultaneously, and then the zip fastener is avoided receiving the circumstances of overload force under the rolling pin sleeve take place deformation, and then can effectual tensile ability that promotes the rolling pin sleeve.

Description

High-bearing stretch-proofing chain roller pin sleeve

Technical Field

The utility model relates to a chain technical field particularly, relates to a high-load-bearing stretch-proofing chain roller pin bush.

Background

The chain is generally a metallic chain ring or ring, and is used for mechanical transmission and traction. The chain-shaped object for obstructing traffic passage is a chain used on machinery, most of the chains are composed of chain plates, chain pins, shaft sleeves and other parts, and other types of chains only make different changes on the chain plates according to different requirements.

In the prior art, when a roller pin sleeve in a chain is used, the roller pin sleeve is easy to deform under the condition of overload tension, so that the roller pin sleeve influences the normal rotation of the chain; when the chain is disassembled or assembled, the pin shaft in the rolling pin sleeve needs to be knocked into the sleeve, so that the chain is spliced, the process is slow before and after the chain is spliced, time and labor are wasted, and the chain is spliced or disassembled.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem among the correlation technique, the utility model provides a high anti stretch chain roller pin cover that bears to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

the utility model provides a high-load-bearing stretch-proofing chain rolling pin sleeve, includes joint pin axle, sleeve and roller, the left side sliding connection of joint pin axle has the bolt cover, the outside sliding connection of joint pin axle and bolt cover has the sleeve, the telescopic outside is rotated and is connected with the roller, the inboard sliding connection of roller has the pressure-bearing elastic ring, sliding connection has the anti pressure pad between sleeve and the roller, the inboard sliding connection of joint pin axle has the plug, the outside fixedly connected with buckle of plug, the inside of joint pin axle is equipped with the spring, sliding connection between spring and the plug.

Preferably, a buffer groove is formed between the roller and the sleeve, and an extrusion groove is formed between the roller and the pressure-bearing elastic ring.

Preferably, the left end of the plug is fixedly connected with an inserting rod, the inserting rod is slidably connected with the plug bush, and the left end of the inserting rod is fixedly connected with a pressing plate.

Preferably, the inner side of the left end of the plug pin sleeve is provided with a dismounting groove, the inner side of the dismounting groove is provided with an elastic pad, and the elastic pad is connected with the plug rod in a sliding manner.

Preferably, the clamping groove is formed in the left end of the inner portion of the clamping pin shaft, and the dismounting groove is formed in the left end face of the clamping pin shaft.

Preferably, the inner end surface of the pressure resistant pad is obliquely arranged, and the pressure resistant pad is made of high-toughness elastic rubber.

Preferably, the inner side of the pressure-bearing elastic ring is provided with four arc-shaped protrusions, and the arc-shaped protrusions are symmetrically arranged relative to the central axis of the pressure-bearing elastic ring.

The utility model has the advantages that: the chain can deform in the extrusion groove under the action of tensile force by utilizing the action of the pressure-bearing elastic ring, so that the tensile force can be buffered, and meanwhile, the roller pin sleeve can be buffered from the side direction under the action of the arranged compression-resistant pad and the buffer groove, so that the roller pin sleeve is prevented from deforming under the condition that the zipper is subjected to overload force, and the tensile resistance of the roller pin sleeve can be effectively improved; and make the inserted bar can drive the plug and remove through pressing down the pressure board to it is inboard to make the buckle rotate and insert the joint pin axle through the rotation to pressing down the pressure board, and can carry out elasticity spacing to the buckle through the effect of the spring that sets up, and then can make the joint pin axle and the bolt cover of both sides can interconnect, and can make through pressing down the pressure board and rotate and roll the pin cover and can split fast, so that the concatenation combination of chain uses.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and 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 creative efforts.

Fig. 1 is a general structural schematic diagram of a high-load-bearing stretch-resistant chain roller pin sleeve according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of the mounting structure of fig. 1 of a high load-bearing, stretch resistant chain roller pin bushing in accordance with an embodiment of the present invention;

fig. 3 is a sectional view of an installation structure of a roller bearing elastic ring of a high-bearing stretch-resistant chain roller pin bushing according to an embodiment of the present invention;

fig. 4 is a left sectional view of a mounting structure of a snap pin shaft of a high-load-bearing stretch-resistant chain roller pin bushing according to an embodiment of the present invention.

In the figure:

1. clamping a pin shaft; 2. a bolt sleeve; 3. a sleeve; 4. a roller; 5. a pressure-bearing elastic ring; 6. a pressure resistant pad; 7. a plug; 8. buckling; 9. a spring; 10. a buffer tank; 11. extruding a groove; 12. inserting a rod; 13. a pressing plate; 14. disassembling and assembling the groove; 15. an elastic pad.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a high bearing stretch-proofing chain roller pin cover.

Example one

As shown in fig. 1-4, a high-load-bearing stretch-resistant chain rolling pin sleeve according to an embodiment of the present invention comprises a pin shaft 1, a sleeve 3 and a roller 4, wherein the left side of the pin shaft 1 is slidably connected with a pin sleeve 2, the outer sides of the pin shaft 1 and the pin sleeve 2 are slidably connected with the sleeve 3, the outer side of the sleeve 3 is rotatably connected with the roller 4, the inner side of the roller 4 is slidably connected with a pressure-bearing elastic ring 5, a pressure-resistant pad 6 is slidably connected between the sleeve 3 and the roller 4, the inner side of the pin shaft 1 is slidably connected with a plug 7, the outer side of the plug 7 is fixedly connected with a buckle 8, the inside of the pin shaft 1 is provided with a spring 9, the spring 9 is slidably connected with the plug 7, a buffer groove 10 is provided between the roller 4 and the sleeve 3, and a pressing groove 11 is provided between the roller 4 and the pressure-bearing elastic ring 5, the slope setting is personally submitted to the inner of resistance to compression pad 6, resistance to compression pad 6 sets up to high tenacity elasticity rubber material, the arc arch has been seted up to the inboard of pressure-bearing elastic ring 5, the arc arch is equipped with four, the arc arch sets up about the central axis symmetry of pressure-bearing elastic ring 5, utilize the effect of pressure-bearing elastic ring 5 can produce deformation in extrusion groove 11 under the effect of the chain receives the pulling force, so that the pulling force that receives can obtain the buffering, the side direction can be followed to the rolling pin bush through the effect of the resistance to compression pad 6 that sets up and buffer groove 10 simultaneously, and then avoid the zip fastener to receive under the circumstances of overload force the rolling pin bush to take place deformation, and then can effectual promotion rolling pin bush's tensile resistance.

Example two

As fig. 1, fig. 2 and fig. 4 show, according to the utility model discloses a high-load-bearing stretch-proofing chain round pin cover, including bayonet pin axle 1, sleeve 3 and roller 4, bayonet pin axle 1's left side sliding connection has bolt cover 2, bayonet pin axle 1 and bolt cover 2's outside sliding connection has sleeve 3, sleeve 3's outside is rotated and is connected with roller 4, roller 4's inboard sliding connection has pressure-bearing elastic ring 5, sliding connection has anti pressure pad 6 between sleeve 3 and the roller 4, bayonet pin axle 1's inboard sliding connection has plug 7, plug 7's outside fixedly connected with buckle 8, bayonet pin axle 1's inside is equipped with spring 9, sliding connection between spring 9 and the plug 7, plug 7's left end fixedly connected with inserted bar 12, sliding connection between inserted bar 12 and the bolt cover 2, the left end fixedly connected with of inserted bar 12 presses down clamp plate 13, the draw-in groove has been seted up to bayonet pin axle 1's inside left end, the left end face dismantlement groove has been seted up, press down clamp bar 12 through pressing down the clamp plate 13 and can drive plug 7 and remove through the rotation of bayonet pin axle 1 and make the bayonet pin axle 1 can press down the effect of clamp pin axle and make the bolt cover 13 rotate and make the split connect the bolt and make the bolt cover 1 and make the inboard clamp pin axle set up the bolt and make up the bolt sleeve 13, thereby the bolt sleeve 13.

EXAMPLE III

As shown in fig. 2, according to the utility model discloses a high-load-bearing stretch-proofing chain rolls pin bush, including bayonet pin axle 1, sleeve 3 and roller 4, bayonet pin axle 1's left side sliding connection has bolt bush 2, bayonet pin axle 1 and bolt bush 2's outside sliding connection has sleeve 3, sleeve 3's outside is rotated and is connected with roller 4, roller 4's inboard sliding connection has pressure-bearing elastic ring 5, sliding connection has anti-pressure pad 6 between sleeve 3 and the roller 4, bayonet pin axle 1's inboard sliding connection has plug 7, plug 7's outside fixedly connected with buckle 8, bayonet pin axle 1's inside is equipped with spring 9, sliding connection between spring 9 and the plug 7, dismouting groove 14 has been seted up to the left end inboard of bayonet pin bush 2, dismouting groove 14's inboard is equipped with cushion 15, sliding connection between cushion 15 and the push rod 12, can provide elasticity between bayonet pin bush 2 and the bolt board 13 and prop the pad effect, avoid not hard up phenomenon to appear not hard up 2.

To sum up, with the help of the above-mentioned technical scheme of the utility model, this device does not adopt any power to supply power when using, when this round pin bush uses, utilize the effect of pressure-bearing elastic ring 5 can produce deformation under the effect of the chain receives the pulling force in extrusion groove 11, so that the pulling force that receives can obtain the buffering, simultaneously can cushion round pin bush from the side direction through the effect of the crushing pad 6 that sets up and buffering groove 10, and then avoid the zip fastener to receive the condition of overload force down the round pin bush and take place deformation, and then can effectual promotion round pin bush's tensile resistance, and make inserted bar 12 can drive plug 7 and remove through pressing down to pressing down clamp plate 13, and make buckle 8 can rotate and insert round pin axle 1 inboard through the rotation to pressing down clamp plate 13, and can carry out elasticity spacing to buckle 8 through the effect of the spring 9 that sets up, and then can make round pin axle 1 and the round pin bush 2 interconnect of both sides, and can make the quick split through pressing down and rotating to pressing down clamp plate 13, so that the combination concatenation of chain is used.

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

1. The utility model provides a high-load-bearing anti-stretching chain roller pin sleeve, its characterized in that, includes joint pin axle (1), sleeve (3) and roller (4), the left side sliding connection of joint pin axle (1) has bolt cover (2), the outside sliding connection of joint pin axle (1) and bolt cover (2) has sleeve (3), the outside of sleeve (3) is rotated and is connected with roller (4), the inboard sliding connection of roller (4) has pressure-bearing elastic ring (5), sliding connection has anti-pressure pad (6) between sleeve (3) and roller (4), the inboard sliding connection of joint pin axle (1) has plug (7), the outside fixedly connected with buckle (8) of plug (7), the inside of joint pin axle (1) is equipped with spring (9), sliding connection between spring (9) and plug (7).

2. The high-load-bearing stretch-resistant chain roller pin sleeve as claimed in claim 1, wherein a buffer groove (10) is formed between the roller (4) and the sleeve (3), and an extrusion groove (11) is formed between the roller (4) and the pressure-bearing elastic ring (5).

3. The high-load-bearing stretch-resistant chain roller pin sleeve is characterized in that an inserting rod (12) is fixedly connected to the left end of the plug (7), the inserting rod (12) is slidably connected with the inserting pin sleeve (2), and a pressing plate (13) is fixedly connected to the left end of the inserting rod (12).

4. The high-load-bearing stretch-resistant chain roller pin sleeve is characterized in that a disassembly groove (14) is formed in the inner side of the left end of the pin sleeve (2), an elastic pad (15) is arranged in the disassembly groove (14), and the elastic pad (15) is connected with the inserted rod (12) in a sliding mode.

5. The high-bearing stretch-resistant chain roller pin sleeve as claimed in claim 1, wherein a clamping groove is formed at the left end of the inside of the clamping pin shaft (1), and a dismounting groove is formed at the left end surface of the clamping pin shaft (1).

6. The high-load-bearing stretch-resistant chain roller pin bushing according to claim 1, wherein the inner end surface of the pressure pad (6) is inclined, and the pressure pad (6) is made of high-toughness elastic rubber.

7. The high-load-bearing stretch-resistant chain roller pin sleeve according to claim 1, wherein the pressure-bearing elastic ring (5) is provided with four arc-shaped protrusions at the inner side, and the arc-shaped protrusions are symmetrically arranged about the central axis of the pressure-bearing elastic ring (5).