CN220841430U - Rubber tube connection expander - Google Patents

Abstract

The utility model discloses a rubber tube connection expander, in particular to the technical field of expanders, which comprises the following components: grab handle, grab handle surface has seted up the groove of holding, grab handle inboard is provided with the slider, grab handle one side is provided with the initiative portion, the grab handle opposite side is provided with driven portion, the spout has been seted up on initiative portion surface, initiative portion inside is provided with location branch, location branch surface is provided with the sleeve pad, initiative portion inside is provided with the threaded rod, driven portion one side is provided with expansion assembly. This rubber tube connection expander is through being provided with expansion assembly, owing to there is threaded connection between threaded rod and the driven portion, promotes the expansion piece when the threaded rod removes to one side, makes the expansion piece promote the expansion board inner wall, and then makes the expansion board expand, expands the rubber tube, because the public threaded rod of location branch and expansion piece, the distance of location branch contact pipeline will be unanimous with the size of expansion board expansion rubber tube to peg graft the pipeline.

Description

Rubber tube connection expander

Technical Field

The utility model relates to the technical field of dilators, in particular to a rubber tube connection dilator.

Background

At present, in various industries, pipelines are required to be communicated for conveying liquid, such as cooling water pipes on a die, hydraulic pipes on industrial equipment, electronic processing cooling pipes, heating pipelines of electric power sources and the like, in order to enable the pipelines to be more convenient for layout planning, rigid metal pipe fittings and rubber hoses with better plasticity are generally adopted for connection, but in the installation process, the metal pipes are required to be inserted through expansion of rubber hoses, but when the rubber hoses are expanded, the expansion of the rubber hoses in a plurality of directions can not be achieved, and the expansion size is uncontrolled, larger or smaller and is not matched with the pipelines.

Disclosure of utility model

The technical problems to be solved are as follows: the existing rubber tube connecting expander is difficult to expand uniformly, and the expanded size is not controlled, is larger or smaller, and is not matched with a pipeline.

Aiming at the defects of the prior art, the utility model provides a rubber tube connecting expander, which solves the problems in the background art.

The technical scheme is as follows:

in order to achieve the above purpose, the utility model is realized by the following technical scheme:

A hose connection expander comprising: grab handle, grab handle surface has seted up the groove of holding, grab handle inboard is provided with the slider, grab handle one side is provided with the initiative portion, the grab handle opposite side is provided with driven portion, the spout has been seted up on initiative portion surface, initiative portion inside is provided with location branch, location branch surface is provided with the sleeve pad, initiative portion inside is provided with the threaded rod, driven portion one side is provided with expansion assembly.

In one possible implementation manner, four groups of holding grooves are formed in the surface of the grab handle, the inner side of the grab handle is fixedly connected with a sliding block and is slidably installed in the surface sliding groove of the driving part, and the driven part is fixedly connected with the grab handle.

In one possible implementation manner, the driving part is internally and symmetrically provided with two groups of positioning struts, the positioning struts are Z-shaped, a threaded connection exists between the positioning struts and the driving part, the threaded rod is arranged between the two groups of positioning struts, the surface threads are meshed with each other, and a threaded connection exists between the threaded rod and the driving part.

In one possible implementation, the expansion assembly includes an expansion block, an expansion plate, a retention bar, a retention block, a cavity, and a spring, wherein one end of the threaded rod extends through the driven portion and the expansion block, and a threaded connection exists therebetween, and the expansion block is slidably mounted inside the driven portion.

In one possible implementation manner, two groups of expansion plates are symmetrically arranged on one side of the driven part, and the expansion plates are in a semicircle shape.

In one possible implementation manner, the two ends of the retention rod are provided with retention blocks, the retention blocks are fixedly installed on one side of the driven part, a cavity is formed in the retention blocks, and the retention rod is rotatably connected in the cavity.

In one possible implementation, the spring is disposed in the cavity, and two ends of the spring are fixedly connected to the retention rod and the inner wall of the cavity, respectively.

The beneficial effects are that:

firstly, through being provided with expansion assembly, owing to there is threaded connection between threaded rod and the driven portion, the drive portion knob forces the threaded rod to promote the expansion piece when moving to one side, make the expansion piece promote the expansion board inner wall, and then make the expansion board expand, expand the rubber tube, and the expansion board is half cone, can be even expand the rubber tube inner wall, it is rotatory to drive the retainer rod when the expansion board expands, make retainer rod torsion spring, produce the reaction force, treat after the expansion is accomplished and reset the expansion board through the spring gyration, moreover, owing to the public threaded rod of location branch and expansion piece, the distance of location branch contact pipeline will be unanimous with the size of expansion board expansion rubber tube, be convenient for peg graft the pipeline.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for those skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the driving part and the driven part of the present utility model;

FIG. 3 is an enlarged schematic view of the utility model at A;

Fig. 4 is a schematic view showing the internal structure of the retention block according to the present utility model.

Reference numerals illustrate:

1. A grab handle; 2. a holding groove; 3. a slide block; 4. an active part; 5. a driven part; 6. a chute; 7. positioning the supporting rod; 8. a sleeve pad; 9. a threaded rod; 10. an expansion assembly; 1001. an expansion block; 1002. an expansion plate; 1003. a retention bar; 1004. a retention block; 1005. a cavity; 1006. and (3) a spring.

Detailed Description

The embodiment of the application solves the problems in the prior art by providing a rubber tube connecting expander.

The technical scheme in the embodiment of the application aims to solve the problems, and the overall thought is as follows:

1-4, a hose connection expander, comprising: the grab handle 1, grab handle 1 surface has seted up grab groove 2, grab handle 1 inboard is provided with slider 3, grab handle 1 one side is provided with driving portion 4, grab handle 1 opposite side is provided with driven portion 5, spout 6 has been seted up on driving portion 4 surface, driving portion 4 inside is provided with location branch 7, location branch 7 surface is provided with the sleeve gasket 8, driving portion 4 inside is provided with threaded rod 9, driven portion 5 one side is provided with expansion assembly 10.

In some examples, four groups of holding grooves 2 are formed in the surface of the grab handle 1, the sliding block 3 is fixedly connected to the inner side of the grab handle 1 and is slidably mounted in the sliding groove 6 on the surface of the driving part 4, the driven part 5 is fixedly connected with the grab handle 1, and the grab handle 1 is held through the holding grooves 2 so as to perform knob on the driving part 4.

In some examples, two sets of positioning struts 7 are symmetrically arranged inside the driving part 4, the positioning struts 7 are Z-shaped, a threaded connection exists between the positioning struts 7 and the driving part 4, a threaded rod 9 is arranged between the two sets of positioning struts 7, surface threads of the positioning struts are meshed with each other, a threaded connection exists between the threaded rod 9 and the driving part 4, a pipeline is placed between the positioning struts 7, the driving part 4 is turned through a knob, the threaded rod 9 moves to one side along the inner wall of the driving part 4 due to the threaded connection exists between the driving part 4 and the threaded rod 9, the positioning struts 7 rotate along the surface threads of the threaded rod 9 and retract into the driving part 4, and the surface sleeve gasket 8 of the positioning struts 7 abuts against the surface of the pipeline when rotating due to the Z-shaped positioning struts 7 to determine the pipeline size.

In some examples, the expansion assembly 10 includes expansion block 1001, expansion plate 1002, retention bar 1003, retention block 1004, cavity 1005 and spring 1006, one end of threaded rod 9 runs through driven part 5 and expansion block 1001, there is threaded connection between them, expansion block 1001 slidable mounting is inside driven part 5, driven part 5 one side symmetry is provided with two sets of expansion plates 1002, expansion plate 1002 is half conical, both ends of retention bar 1003 are provided with retention block 1004, retention bar 1004 fixed mounting is in driven part 5 one side, cavity 1005 has been seted up inside retention bar 1004, retention bar 1003 rotates and connects in cavity 1005, spring 1006 sets up in cavity 1005, spring 1006 both ends are fixed connection with retention bar 1003 and cavity inner wall respectively, through being provided with expansion assembly 10, because there is threaded connection between threaded rod 9 and driven part 5, drive part 4 knob forces expansion block 1001 to one side while pushing expansion plate 1002 inner wall, and then make expansion plate 1002 expand, expand rubber tube 1002, drive retention bar 1003 to rotate, make retention bar 1003 rotate, make and produce counter force to expand bar 1006, make the size and make the extension bar 1006 rotate, and make the pipeline be in contact with the size of the extension bar 1006, and make the extension bar 1006 rotate, because of the extension bar is positioned and the size is in order to rotate, and the extension bar is convenient, and the extension bar is positioned, and the extension bar is placed, and the extension bar is in the extension bar has a size and a diameter expansion bar and a shape and is in.

In a specific application scenario, a pipeline is placed between positioning support rods 7, a holding groove 2 is used for holding a holding handle 1, a knob is carried out on an active part 4, due to the fact that threaded connection exists between the active part 4 and a threaded rod 9, the threaded rod 9 is forced to move to one side along the inner wall of the active part 4 while the knob of the active part 4 is carried out, then the positioning support rods 7 rotate along the threads on the surfaces of the threaded rod 9 and shrink into the active part 4, as the positioning support rods 7 are Z-shaped, the surface sleeve pads 8 of the positioning support rods 7 abut against the surface of the pipeline during rotation, the threaded rod 9 pushes an expansion block 1001 while moving to one side, the expansion block 1001 pushes the inner wall of the expansion plate 1002, the expansion plate 1002 is further expanded, the expansion plate 1002 is expanded and simultaneously drives a retaining rod 1003 to rotate, a torsion spring 1006 generates a reaction force, and after expansion is finished, the expansion plate 1002 is reset through the rotation of the spring 1006.

By adopting the technical scheme: the rubber tube connecting expander is uniform in expansion, and the expansion size is consistent with the pipeline size.

Finally, it should be noted that: it is apparent that the above examples are only illustrative of the present invention and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present invention.

Claims (7)

1. A rubber tube connection expander, includes grab handle (1), its characterized in that: grab handle (1) surface has been seted up and has been held groove (2), grab handle (1) inboard is provided with slider (3), grab handle (1) one side is provided with driving portion (4), grab handle (1) opposite side is provided with driven portion (5), spout (6) have been seted up on driving portion (4) surface, driving portion (4) inside is provided with location branch (7), location branch (7) surface is provided with sleeve (8), driving portion (4) inside is provided with threaded rod (9), driven portion (5) one side is provided with expansion subassembly (10).

2. A hose connection expander according to claim 1 and wherein: four groups of holding grooves (2) are formed in the surface of the grab handle (1), a sliding block (3) is fixedly connected to the inner side of the grab handle (1) and is slidably installed in a surface sliding groove (6) of the driving part (4), and the driven part (5) is fixedly connected with the grab handle (1).

3. A hose connection expander according to claim 1 and wherein: the novel automatic positioning device is characterized in that two groups of positioning struts (7) are symmetrically arranged inside the driving part (4), the positioning struts (7) are Z-shaped, threaded connection exists between the positioning struts (7) and the driving part (4), a threaded rod (9) is arranged between the two groups of positioning struts (7) and is in threaded connection, and threaded connection exists between the threaded rod (9) and the driving part (4).

4. A hose connection expander according to claim 1 and wherein: the expansion assembly (10) comprises an expansion block (1001), an expansion plate (1002), a retention rod (1003), a retention block (1004), a cavity (1005) and a spring (1006), wherein one end of the threaded rod (9) penetrates through the driven part (5) and the expansion block (1001), threaded connection exists between the threaded rod and the expansion block, and the expansion block (1001) is slidably mounted inside the driven part (5).

5. A hose connection expander according to claim 4 and wherein: two groups of expansion plates (1002) are symmetrically arranged on one side of the driven part (5), and the expansion plates (1002) are in a conical shape.

6. A hose connection expander according to claim 4 and wherein: the utility model discloses a fixed part, including driven part (5), fixed part (1003), fixed part (1004) are provided with fixed block (1004) at both ends, cavity (1005) have been seted up to fixed block (1004) inside, fixed part (1003) rotate and connect in cavity (1005).

7. A hose connection expander according to claim 4 and wherein: the spring (1006) is arranged in the cavity (1005), and two ends of the spring (1006) are fixedly connected with the retention rod (1003) and the inner wall of the cavity (1005) respectively.