CN213929059U

CN213929059U - Telescopic pipe fitting clamping device

Info

Publication number: CN213929059U
Application number: CN202022849041.1U
Authority: CN
Inventors: 郑红宇
Original assignee: Kunshan Jinghongli Hardware Technology Co ltd
Current assignee: Kunshan Jinghongli Hardware Technology Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-08-10
Anticipated expiration: 2030-12-01

Abstract

The utility model discloses a flexible pipe fitting clamping device, include: the clamping ring is provided with two connecting lugs oppositely, the handle is provided with two connecting parts corresponding to the connecting lugs, the opposite outer side surfaces of the two connecting lugs extend outwards to form a top platform, the top platform is provided with a first end and a second end which are different in thickness, the top platform is gradually thickened from the first end to the second end, and the top platform is provided with two positioning grooves which are arranged in tandem around the rotation axis of the handle; the connecting part and the top platform are provided with at least one accommodating hole opposite to each other, a rolling body is installed in the accommodating hole, the part of the rolling body protruding out of the accommodating hole is located in one of the positioning grooves, and the handle can drive the rolling body to move into the other positioning groove. The utility model relates to a flexible pipe fitting clamping device, convenient operation, simple structure, the assembly of being convenient for improves production efficiency greatly.

Description

Telescopic pipe fitting clamping device

Technical Field

The utility model relates to a clamping device technical field, in particular to flexible pipe fitting clamping device.

Background

The telescopic pipe fitting clamping device is generally used for clamping and fixing two telescopic rod-shaped or tubular components, when the device is clamped, the relative position between the two components is fixed, when the device is loosened, the two components can move relatively to adjust the position, and the telescopic pipe fitting clamping device is widely applied to telescopic pipe fittings of bicycles, electric bicycles and the like to realize the quick adjustment of the height of a seat of the bicycle.

The existing telescopic pipe fitting clamping device generally comprises a handle, a clamping ring and two sliding blocks which are arranged between the handle and the clamping ring and can slide relatively, the positions of the two sliding blocks are changed by rotating an operating handle, and the clamping ring is driven to clamp or loosen, so that the function of quickly clamping or loosening a pipe fitting is realized. By adopting the technology, when the two sliding blocks are ejected out in a sliding way, the surface interaction is usually adopted, the tightening force is large, the inconvenience and the trouble in operation and use are caused, and a user needs to exert larger force to brake the clamping device; meanwhile, the existing telescopic pipe clamping device generally uses more parts and complex structure, and is complex and time-consuming in assembly, high in production cost and low in efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that a flexible pipe fitting clamping device is provided to overcome current flexible pipe fitting clamping device and restraint the defect that power is big, the operation is inconvenient, the structure is complicated, difficult assembly, manufacturing cost are high and efficient.

The utility model discloses a solve the technical scheme that its technical problem adopted and be: a telescopic pipe clamp comprising: the clamp comprises a clamping ring and a handle, wherein the clamping ring is oppositely provided with two free ends to form two connecting lugs, the handle is provided with two connecting parts corresponding to the connecting lugs, and the connecting parts are rotatably connected with the connecting lugs and can change the size of the space between the two connecting lugs to enable the clamping ring to clamp or release a pipe fitting; the opposite outer side surfaces of the two connecting lugs extend outwards to form a top platform, the top platform is provided with a first end and a second end which are different in thickness, the top platform is gradually thickened from the first end to the second end, and the top platform is provided with at least one positioning groove around the rotation axis of the handle in tandem; the connecting part and the top platform are provided with at least one accommodating hole opposite to each other, a rolling body is installed in the accommodating hole, the part of the rolling body protruding out of the accommodating hole is located in one of the positioning grooves, and the handle can drive the rolling body to move into the other positioning groove.

As a further improvement of the utility model, two follow between the constant head tank the rolling element stroke orbit is provided with the spout.

As a further improvement of the utility model, the holding hole orientation the one end of top platform is provided with and prevents the spacing flange that the rolling element breaks away from, holding hole other end fixed mounting has the screw rod, the screw rod cooperation spacing flange will the rolling element is spacing downthehole and make its part protrusion in the holding hole.

As a further improvement of the present invention, the screw rod is oriented a tip of the rolling element is provided with a hemispherical groove matched with the rolling element.

As a further improvement, the clasping ring is made of metal and has elastic deformation capacity, so that the two clasping rings can be connected with the connecting lugs in opposite directions.

As a further improvement of the utility model, two install between the connecting portion to the lock screw, two it is in to connect the lug to rotate the suit on the lock screw.

As a further improvement of the utility model, including female nail and sub-nail to the lock screw, the one end of female nail is provided with to keep out in one side spacing portion on the connecting portion, the other end is provided with the screw, sub-nail connection in the screw and spacing at the opposite side on the connecting portion.

As a further improvement of the present invention, the connecting portion and the connecting lug are provided with a gasket therebetween.

As a further improvement, the top bench the constant head tank is provided with apart from the different two sets of, corresponding of handle axis of rotation radius install two on the connecting portion the rolling element.

As a further improvement of the present invention, the positioning groove is a hemispherical recess matched with the rolling element.

The utility model has the advantages that: the utility model provides a flexible pipe fitting clamping device, through being provided with a platform on the connection lug of embracing tight circle, and a platform first end thickens gradually to its second end, and be provided with the constant head tank that is close to first end and second end respectively on the bench, the rolling element on the handle is installed in the cooperation uses, the handle can drive the rolling element and remove to another constant head tank in from one of them constant head tank, and then realize embracing tight circle and press from both sides tightly or loosen the process, the frictional force has been reduced greatly, high durability and convenient operation, it is smooth and easy to slide, have fine positioning action to the handle through the constant head tank, and the use of spare part has been reduced, the production cost is reduced, and simultaneously, structural design is reasonable ingenious, simple structure, the assembly is very convenient, can directly put into the rolling element along the hole, and it is spacing to pass through the screw rod, and the production efficiency is improved.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a perspective view of the clasping ring of the present invention;

fig. 4 is a perspective view of the handle of the present invention.

The following description is made with reference to the accompanying drawings:

1-a holding ring; 101-connecting lugs;

102-top stage; 103-positioning groove;

104-a chute; 2-a handle;

201-connecting part; 202-receiving hole;

3-rolling element; 4-screw rod;

5-locking screw; 501-female nail;

502-sub nail; 6-gasket.

Detailed Description

The following description of the preferred embodiments of the present invention will be made in conjunction with the accompanying drawings.

Referring to fig. 1 to 4, the utility model provides a telescopic pipe clamping device, include: the clamping ring comprises a clamping ring 1 and a handle 2, wherein the clamping ring 1 is relatively provided with two free ends and forms two connecting lugs 101, the clamping ring 1 is made of metal materials and has elastic deformation capacity, and the two connecting lugs 101 can have opposite tension. The handle 2 is provided with two connecting parts 201 corresponding to the connecting lugs 101, and the connecting parts 201 are rotatably connected with the connecting lugs 101 and can change the size of the space between the two connecting lugs 101 to enable the clasping ring 1 to clamp or loosen the pipe fitting. The locking screw 5 is installed between the two connecting portions 201, the two connecting lugs 101 are rotatably sleeved on the locking screw 5, and the two connecting lugs 101 are located between the two connecting portions 201. To locking screw 5 including female nail 501 and sub-nail 502, female nail 501 is used for handle 2 to rotate for embracing tight ring 1 as the round pin axle, and female nail 501's one end is provided with spacing portion, and spacing portion keeps out on the connecting portion 201 of one side, and female nail 501's the other end is provided with the screw, and sub-nail 502 threaded connection is in the screw to it is spacing on the connecting portion 201 of opposite side. The female nail 501 is used as a pin shaft and locked through the sub-nail 502, so that the installation is very convenient and fast, and the assembly efficiency is effectively improved.

Referring to fig. 2 and 3, the opposite outer sides of the two connecting lugs 101 both extend outward to form a top platform 102, the top platform 102 has a first end and a second end with different thicknesses, the top platform 102 is gradually thickened from the first end to the second end, the first end is a position close to the outer edge of the connecting lug 101, the second end is a position close to the ring body of the clasping ring, and it should be noted that the thickness of the top platform 102 in this embodiment refers to the thickness of the connecting lug 101 in the outward extending direction. Two positioning grooves 103 are arranged on the top platform 102 in tandem around the rotation axis of the handle 2, namely the radii of the axes of the two positioning grooves 103 to the female nail 501 are the same, the two positioning grooves 103 are located at different thickness positions of the top platform 102, and the stroke range of the handle 2 can be limited by the two positioning grooves 103. The connecting part 201 is provided with an accommodating hole 202 opposite to the top platform 102, a rolling body 3 is installed in the accommodating hole 202, the rolling body 3 is a steel ball, the part of the rolling body 3 protruding out of the accommodating hole 202 is located in one positioning groove 103, and the handle 2 can drive the rolling body 3 to move to the other positioning groove 103. A sliding groove 104 is arranged between the two positioning grooves 103 along the stroke track of the rolling body 3. By adopting the technical scheme, the handle 2 is pulled to drive the rolling body 3 to slide to the other positioning groove 103 from one positioning groove 103 along the sliding groove 104, and the top platform 102 is matched to change the distance between the two connecting lugs 101, so that the friction force is greatly reduced, the operation is convenient, the sliding is smooth, and the handle 2 has a good positioning effect.

Referring to fig. 2, one end of the accommodating hole 202 facing the top platform 102 is provided with a limiting rib for preventing the rolling element 3 from being separated, the other end of the accommodating hole 202 is fixedly provided with a screw rod 4, one end of the screw rod 4 facing the rolling element 3 is provided with a hemispherical groove matched with the rolling element 3, and the screw rod 4 is matched with the limiting rib to limit the rolling element 3 in the accommodating hole 202 and make part of the rolling element protrude out of the accommodating hole 202. Can guarantee rolling element 3 self rotation under screw rod 4's spacing on the one hand, reduce frictional force, prevent that rolling element 3 from droing, on the other hand can improve assembly efficiency, can directly pack into rolling element 3 along holding hole 202, uses screw rod 4 to carry on spacingly, and the equipment is very convenient, improves production efficiency.

Wherein, a gasket 6 is arranged between the connecting part 201 and the connecting lug 101.

Referring to fig. 2 to 4, two groups of positioning grooves 103 on the top table 102 with different radiuses from the rotation axis of the handle 2 are provided, the two groups of positioning grooves 103 and the sliding groove 104 form a fan-ring shape, two accommodating holes 202 are provided on the corresponding connecting portion 201, and the rolling bodies 3 are installed in the two accommodating holes 202. By adopting the technical scheme, the stability of the clamping device during braking is improved, and the effect of clamping or releasing the pipe fitting by the clasping ring 1 is better.

Wherein, the positioning groove 103 is a hemispherical groove matched with the rolling body 3.

The present embodiment is further explained: the clasping ring 1 has two states of clamping and loosening, when in clamping action, the handle 2 is pressed downwards, the rolling body 3 slides into the positioning groove 103 close to the second end of the top platform 102 along the sliding groove 104 from the positioning groove 103 close to the first end of the top platform 102, under the action of the top platform 102, the two connecting lugs 101 move relatively, the distance between the two connecting lugs 101 is reduced, and the clasping ring 1 is in a clamping state; when the tightening ring 1 is loosened, the handle 2 is lifted, the rolling body 3 slides into the positioning groove 103 close to the first end of the top platform 102 along the sliding groove 104 from the positioning groove 103 close to the second end of the top platform 102, the two connecting lugs 101 move towards each other under the action of the elastic force of the two connecting lugs 101, the distance between the two connecting lugs 101 is increased, and the tightening ring 1 is in a loosened state.

Therefore, the utility model relates to a flexible pipe fitting clamping device, through be provided with a platform on the connection lug of embracing the tight circle, and a platform first end thickens gradually to its second end, and be provided with the constant head tank that is close to first end and second end respectively on the bench, the rolling element on the handle is installed in the cooperation is used, the handle can drive the rolling element and remove to another constant head tank in from one of them constant head tank, and then realize embracing the tight circle and press from both sides tightly or loosen the process, the frictional force has been reduced greatly, high durability and convenient operation, it is smooth and easy to slide, have fine positioning action to the handle through the constant head tank, and the use of spare part has been reduced, and the production cost is reduced, and simultaneously, structural design is reasonable ingenious, moreover, the steam generator is simple in structure, the assembly is very convenient, can directly put the rolling element along the hole, and spacing through the screw rod, and the production efficiency is improved.

In the previous description, numerous specific details were set forth in order to provide a thorough understanding of the invention. The foregoing description is only illustrative of the preferred embodiments of the invention, which can be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. All the contents that do not depart from the technical solution of the present invention, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention all still belong to the protection scope of the technical solution of the present invention.

Claims

1. A telescopic pipe fitting clamping device, comprising: the pipe fitting clamping device comprises a clamping ring (1) and a handle (2), wherein two free ends are oppositely arranged on the clamping ring (1) to form two connecting lugs (101), two connecting parts (201) are arranged on the handle (2) corresponding to the connecting lugs (101), and the connecting parts (201) are rotatably connected with the connecting lugs (101) and can change the size of the space between the two connecting lugs (101) to clamp or release a pipe fitting by the clamping ring (1); the opposite outer side surfaces of the two connecting lugs (101) extend outwards to form a top platform (102), the top platform (102) is provided with a first end and a second end which are different in thickness, the top platform (102) is gradually thickened from the first end to the second end, and the top platform (102) is provided with at least one positioning groove (103) around the rotation axis of the handle (2) in tandem; the connecting portion (201) and the top platform (102) are provided with at least one accommodating hole (202) in the opposite position, a rolling body (3) is installed in the accommodating hole (202), the part, protruding out of the accommodating hole (202), of the rolling body (3) is located in one of the positioning grooves (103), and the handle (2) can drive the rolling body (3) to move into the other positioning groove (103).

2. The telescopic pipe clamp as claimed in claim 1, wherein: a sliding groove (104) is arranged between the two positioning grooves (103) along the stroke track of the rolling body (3).

3. The telescopic pipe clamp as claimed in claim 1, wherein: one end, facing the top platform (102), of the accommodating hole (202) is provided with a limiting flange for preventing the rolling body (3) from being separated, the other end of the accommodating hole (202) is fixedly provided with a screw (4), and the screw (4) is matched with the limiting flange to limit the rolling body (3) in the accommodating hole (202) and enable part of the rolling body to protrude out of the accommodating hole (202).

4. A telescopic pipe clamp as claimed in claim 3, wherein: one end of the screw rod (4) facing the rolling body (3) is provided with a hemispherical groove matched with the rolling body (3).

5. The telescopic pipe clamp as claimed in claim 1, wherein: the clasping ring (1) is made of metal and has elastic deformation capacity, so that the two connecting lugs (101) have opposite tension.

6. The telescopic pipe clamp as claimed in claim 1, wherein: two install between connecting portion (201) to locking screw (5), two connect lug (101) to rotate the suit on locking screw (5).

7. The telescopic pipe clamping device according to claim 6, wherein: the locking screw (5) comprises a female screw (501) and a male screw (502), one end of the female screw (501) is provided with a limiting portion which abuts against one side of the connecting portion (201), the other end of the female screw is provided with a screw hole, and the male screw (502) is connected in the screw hole and is limited on the other side of the connecting portion (201).

8. The telescopic pipe clamp as claimed in claim 1, wherein: and a gasket (6) is arranged between the connecting part (201) and the connecting lug (101).

9. The telescopic pipe clamp as claimed in claim 1, wherein: the positioning groove (103) on the top platform (102) is provided with two groups with different radiuses away from the rotating axis of the handle (2), and the corresponding connecting part (201) is provided with two rolling bodies (3).

10. The telescopic pipe clamp as claimed in claim 1, wherein: the positioning groove (103) is a hemispherical groove matched with the rolling body (3).