CN213256923U

CN213256923U - Chain connecting tool

Info

Publication number: CN213256923U
Application number: CN202021459536.7U
Authority: CN
Inventors: 朱明�
Original assignee: Jinhua Mingle Tools Co ltd
Current assignee: Jinhua Mingle Tools Co ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-05-25
Anticipated expiration: 2030-07-22

Abstract

The utility model discloses a chain connecting tool, including the connecting main part, the connecting main part includes anchor clamps, fixing base and elevation structure, elevation structure is connected with the fixing base, anchor clamps are connected with elevation structure and are restricted in the fixing base, elevation structure can drive two anchor clamps and make tight action of clamp. The utility model discloses can effectively carry out taut connection assembly work to two chains, improve the precision and the efficiency of operation.

Description

Chain connecting tool

Technical Field

The utility model relates to a chain assembly and disassembly tools field, concretely relates to chain connecting tool.

Background

Small-size chain such as bicycle, motorcycle chain primary structure include the rolling circle, link joint and chain pin, when the chain damages, need demolish the chain knot of damage and maintain the change, equally, when the chain maintenance is accomplished and need be reassembled, the manual work aligns two sections chain usually, then inserts new chain pin and link joint in two close chain knots, accomplish the chain assembly after pressing, do not have the instrument of being exclusively used in the chain connection assembly at present, lead to connecting that assembly efficiency is slow and the precision is not high.

SUMMERY OF THE UTILITY MODEL

The utility model provides a chain connecting tool is applicable to the connection between the two sections chains, has improved connection efficiency and precision.

In order to achieve the technical effects, the utility model discloses a following technical scheme:

the utility model provides a chain connecting means, includes the connecting main body, the connecting main body includes anchor clamps, fixing base and elevation structure, elevation structure is connected with the fixing base, anchor clamps are connected with elevation structure and are restricted in the fixing base, elevation structure can drive two anchor clamps and make tight action of clamp.

Preferably, the lifting structure comprises a lifting seat, a screw rod and a rotating part, the lifting seat is sleeved on the screw rod and can move up and down along the screw rod, the rotating part is connected with the head of the screw rod, the tail of the screw rod is connected with the fixed seat, and the clamp is arranged on two sides of the lifting seat.

Preferably, the fixing base both sides are provided with the opening, the opening part is provided with the spacer pin, anchor clamps pass the fixing base and set up between opening and spacer pin.

Preferably, the clamp comprises an L-shaped body part and a hook part, the top end of the body part is connected with the lifting seat support through a pin, the clamp can rotate around the pin, and the hook part is inserted between the rolling rings of the chain.

Preferably, the screw head is provided with an opening, the rotating part is rod-shaped, and the rotating part can be inserted into the screw through the opening and drives the screw to rotate.

Preferably, the rotating part is fixedly arranged at the top end of the head of the screw rod, the rotating part is in a nut shape, and the surface of the rotating part is provided with anti-skid threads.

Preferably, the fixing base is provided with an auxiliary fixing plate on one side in parallel, the auxiliary fixing plate is connected with the fixing base through a fastener, and the auxiliary fixing plate extends downwards to the tail of the fixture.

The utility model has the advantages and the beneficial effects that: the utility model is suitable for a bicycle, the connection assembly of motorcycle chain, wholly adopt anchor clamps, a fixed base, auxiliary fixed plate and elevation structure's structure, two anchor clamps can insert among the rolling circle in two chains, then drive two anchor clamps by elevation structure and carry out tight action of clamp, then can drive two chains and be close to toward the middle part, after drawing assigned position, insert new chain round pin and link joint in two chains and press can, the auxiliary fixed plate of cooperation, guarantee two chains and carry out linear motion on same straight line, guarantee assembly connection's precision, and improve assembly efficiency with this.

Drawings

Fig. 1 is a schematic structural view of a connecting body of a chain connecting tool according to the present invention;

fig. 2 is a schematic structural view of a clamp of a chain connecting tool according to the present invention;

fig. 3 is a schematic view of an operating state of the chain connecting tool according to the present invention;

fig. 4 is a schematic structural view of the chain connecting tool after the auxiliary fixing plate is assembled;

fig. 5 is a schematic structural diagram of another embodiment of a chain connecting tool according to the present invention.

Detailed Description

The utility model provides a chain connecting tool mainly includes anchor clamps, fixing base and elevation structure, and anchor clamps move at the transverse motion within range of fixing base restriction, and two chains that need connect are caught on to the tail end of anchor clamps, then along with elevating system's rise, drive anchor clamps and remove to the middle part, drive two chains then and toward middle part linear motion, can insert the chain round pin and be connected the assembly with the link joint along with it, and the precision is high, raises the efficiency.

The present invention will be further described with reference to the following specific embodiments and accompanying drawings, and fig. 1 is a schematic structural diagram of a connecting body of a chain connecting tool according to the present invention; fig. 2 is a schematic structural view of a clamp of a chain connecting tool according to the present invention; fig. 3 is a schematic view of an operating state of the chain connecting tool according to the present invention; fig. 4 is a schematic structural view of the chain connecting tool after the auxiliary fixing plate is assembled; fig. 5 is a schematic structural diagram of another embodiment of a chain connecting tool according to the present invention.

As shown in fig. 1 and 3, in the present embodiment, the tool mainly includes a connecting body 1, the connecting body 1 includes a clamp 11, a fixing base 12 and a lifting structure 13, the lifting structure 13 is connected to the fixing base 12, the clamp 11 is connected to the lifting structure 13 and is limited in the fixing base 12, the lifting structure 13 can drive the two clamps 11 to perform a clamping action, wherein the lifting structure 13 includes a lifting base 131, a screw 132 and a rotating member 133, the lifting base 131 is sleeved on the screw 132 and can move up and down along the screw 132, the rotating member 133 is connected to a head of the screw 132, a tail of the screw 132 is connected to the fixing base 12, i.e. the screw is inserted into the fixing base 12 and can rotate in the fixing base but cannot be separated from the fixing base, the clamps 11 are disposed on two sides of the lifting base 131, in order to limit a movement range of the clamps, openings 121 are disposed on two sides, be provided with spacer pin 122 on the opening 121, the spacer pin sets up the end in the fixing base both sides, anchor clamps 11 pass fixing base 12 and set up between opening 121 and spacer pin 122, and anchor clamps can only move between spacer pin and opening end promptly, prevent that anchor clamps break away from the fixing base, and the open-ended width slightly is greater than the thickness of anchor clamps, prevents that anchor clamps from taking place to rock.

As shown in fig. 2, the clamp 11 includes an L-shaped body 111 and a hook 112, the top end of the body 111 is connected to the support of the lifting seat 131 through a pin 113, the clamp 11 can rotate around the pin 113, the hook 112 is inserted between the rolling rings of the chain 10, the L-shaped hook can hook the rolling rings without slipping, the pin passes through the clamp and is fixed on the lifting seat, and the clamp can rotate around the pin, so as to clamp the clamp.

As shown in fig. 4, in order to further ensure the linearity of the chain during movement, an auxiliary fixing plate 2 is arranged on one side of the fixing seat 12 in parallel, the auxiliary fixing plate 2 is connected with the fixing seat 12 through a fastener 21, the auxiliary fixing plate 2 extends downwards to the tail of the clamp 11, one side of the chain is attached to the auxiliary fixing plate to move, and meanwhile, the chain connecting tool can be flatly placed on a horizontal plane through the auxiliary fixing plate without being always held by hand, so that time and labor are saved.

As shown in fig. 3, in the present embodiment, an opening is formed at the head of the screw 132, the rotating member 133 is rod-shaped, the rotating member 133 can be inserted into the screw 132 through the opening and drives the screw 132 to rotate, and the rod is rotated manually to rotate the screw, which saves labor.

As shown in fig. 5, the utility model discloses still give another embodiment, in this embodiment, rotate the fixed welding setting of 133 at screw 132 head top, it describes to rotate 133, it is provided with anti-skidding line to rotate 133 surface, rotates the fixed setting of 133 promptly, and the structure volume of nut form is fit for pointing to hold between the fingers and changes, and cooperation anti-skidding line can conveniently rotate the rotation piece of nut form and then drive the screw rod rotation.

As shown in fig. 3, the utility model discloses when using, place two chains 10 on the horizontal plane, then use anchor clamps, adjust the position of chain for in anchor clamps insert the tip rolling circle of two chains respectively, then rotate the piece that rotates, anchor clamps move toward the middle part along with it, drive two chains toward middle part linear motion, after reacing corresponding position, will take the link joint of two chain pins to insert the downthehole of two chains, press down inwards, can accomplish the connection operation.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a chain connecting tool, its characterized in that, includes connecting body, connecting body includes anchor clamps, fixing base and elevation structure, elevation structure is connected with the fixing base, anchor clamps are connected with elevation structure and are restricted in the fixing base, elevation structure can drive two anchor clamps and make tight action.

2. The chain connecting tool according to claim 1, wherein the elevating structure comprises an elevating base, a screw rod, and a rotating member, the elevating base is sleeved on the screw rod and can move up and down along the screw rod, the rotating member is connected with a head portion of the screw rod, a tail portion of the screw rod is connected with a fixed base, and the clamping members are disposed on two sides of the elevating base.

3. The chain connecting tool of claim 2, wherein the fixing base has openings at both sides thereof, the openings having stop pins, and the clamp passes through the fixing base and is disposed between the openings and the stop pins.

4. The chain connecting tool according to claim 3, wherein the jig includes a body portion having an L-shape whose top end is connected to the lifter base bracket by a pin, and a hook portion which is rotatable around the pin and is inserted between the rolling rings of the chain.

5. The chain connecting tool as claimed in claim 2, wherein the head of the screw is provided with an opening, and the rotating member is rod-shaped and is inserted into the screw through the opening to rotate the screw.

6. The chain connecting tool as claimed in claim 2, wherein the rotating member is fixedly provided at a tip end of the head portion of the screw, the rotating member is formed in a nut shape, and the surface of the rotating member is provided with an anti-slip thread.

7. The tool of claim 1, wherein an auxiliary fixing plate is disposed in parallel on one side of the fixing base, the auxiliary fixing plate is connected to the fixing base by a fastener, and the auxiliary fixing plate extends downward to the tail of the clamp.