CN219413901U

CN219413901U - Leak-proof hose connector

Info

Publication number: CN219413901U
Application number: CN202320110468.0U
Authority: CN
Inventors: 方卫
Original assignee: Shanghai Yijue Fluid Technology Co ltd
Current assignee: Shanghai Yijue Fluid Technology Co ltd
Priority date: 2023-01-13
Filing date: 2023-01-13
Publication date: 2023-07-25
Anticipated expiration: 2033-01-13

Abstract

The utility model discloses a leak-proof hose connector, which has the technical scheme that: the color-changing test tube comprises a fixed tube, wherein the outer circular wall surface of the fixed tube is provided with a mounting hole, the inner circular wall surface of the mounting hole is fixedly sleeved with a valve, both ends of the fixed tube are provided with color-changing test paper, and both ends of the fixed tube are provided with hose bodies; the fixing component is arranged on the outer circular wall surface of the hose body and used for fixing the hose body, color-changing test paper is arranged, water leakage at the interface of the fixing pipe and the connecting pipe can be detected through the color-changing test paper, water is attached to the color-changing test paper when the water leakage occurs at the interface of the fixing pipe and the connecting pipe, accordingly, workers can observe the color-changing degree of the color-changing test paper to maintain the interface, the hose body can be clamped on the inner circular wall surface of the connecting pipe through the cooperation of the first fixing ring and the second fixing ring, and the air tightness of the hose body is improved under the action of the first sealing ring.

Description

Leak-proof hose connector

Technical Field

The utility model relates to the technical field of hose connectors, in particular to a leakage-proof hose connector.

Background

The hose is an important part in modern industry, and is mainly used as a wire and cable protection tube for wires, cables and automated instrument signals and a civil shower hose, and the small-caliber hose is mainly used for the protection of sensing lines of a precision optical ruler and the protection of industrial sensor lines.

According to publication No.: CN216813438U, a high pressure filling hose that prevents leaking, including the switching cap, install the switching cap together with the structure that needs to install through the first internal screw thread in the switching cap, through setting up the second sealed pad in discharge gate one side, can make the switching cap provide the leak-proof effect with junction, be connected the other end of hose with the structure that needs to be connected through the bayonet joint, through setting up two mats, can make the bayonet joint produce fine leak-proof effect in junction, through setting up the filter layer in the bayonet joint inside, can make inside transport material screen.

The above solution still has the following drawbacks: the air tightness of the hose joint of the hose is poor, the threads of the joint are easy to rust through the threaded connection of the hose, so that the fluid is easy to leak under the continuous impact force of water pressure, and further, the resource is wasted.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a leakage-proof hose joint, which solves the problems that the air tightness of the hose joint of a hose is poor, the screw threads at the joint are easy to rust through the threaded connection of the hose, so that the fluid is easy to leak under the continuous impact force of water pressure, and the resource is wasted.

The technical aim of the utility model is realized by the following technical scheme:

a leak-proof hose connector comprising: the fixing tube, the mounting hole has been seted up to the outer disc wall of fixing tube, the interior disc wall of mounting hole is fixed to be overlapped and is equipped with the valve, the both ends of fixing tube all are provided with the test paper that discolours, the both ends of fixing tube all are provided with the hose body, fixed subassembly sets up the outer disc wall of hose body for fix the hose body.

Through adopting above-mentioned technical scheme, through setting up the test paper that discolours, can leak to fixed pipe and connecting pipe interface department through the test paper that discolours and detect, make fixed pipe and connecting pipe interface department leak water when water adhere to the test paper that discolours to the staff can observe the degree of discolouring of test paper and maintain interface department.

Preferably, the fixing assembly includes: the two first fixed rings are respectively movably sleeved on the outer circular wall surfaces of the two hose bodies, the second fixed ring is connected with the outer circular wall surface of the first fixed ring in a hinge manner, the limiting block is fixedly arranged on the outer circular wall surface of the first fixed ring, and the top surface of the limiting block is provided with a positioning hole.

Through adopting above-mentioned technical scheme, through setting up first solid fixed ring, can cooperate with the second solid fixed ring through first solid fixed ring and with hose body joint at connecting pipe excircle wall joint groove internal face to the gas tightness of hose body has been improved under the effect of first sealing washer, and then fluid is avoided oozing from the joint gap when making the hose body circulate.

Preferably, the fixing assembly further comprises: the two mounting blocks are respectively fixed on the outer circular wall surfaces of the two second fixing rings, the top surfaces of the mounting blocks are provided with threaded holes, the threaded holes correspond to the positioning holes, the inner circular wall surfaces of the threaded holes are in threaded connection with bolts, and the bolts are movably sleeved with the positioning holes.

Through adopting above-mentioned technical scheme, through setting up the bolt, can carry out threaded connection to the screw hole through the bolt, make stopper bottom surface laminate with the top surface of installation piece to make first solid fixed ring tighten up with the solid fixed ring of second, and then fix hose body and connecting pipe.

Preferably, the inner circular wall surface of the hose body is movably sleeved with a connecting pipe, and the outer circular wall surface of the connecting pipe is provided with two clamping grooves.

Through adopting above-mentioned technical scheme, through being provided with the joint groove, can be when hose body cover is established at connecting pipe excircle wall, make things convenient for fixed subassembly to hose body joint at joint groove inner circle wall through the joint groove to the fluid extravasation has been prevented.

Preferably, the outer circular wall surface of the connecting pipe is fixedly sleeved with a first sealing ring, and the first sealing ring is movably sleeved with the hose body.

Through adopting above-mentioned technical scheme, through setting up first sealing washer, can prevent through first sealing washer that the inside fluid of hose body from oozing from the connecting pipe department, make between hose body and the connecting pipe inseparabler under fixed subassembly's effect to the gas tightness of hose body has been improved.

Preferably, the inner circular wall surface of the fixed pipe is fixedly sleeved with a second sealing ring, the inner circular wall surface of the second sealing ring is fixedly sleeved with the outer circular wall surface of the connecting pipe, the inner circular wall surface of the fixed pipe is provided with a buffer groove, and the buffer groove is communicated with the mounting hole.

Through adopting above-mentioned technical scheme, through setting up the dashpot, can increase fluidic area of contact through the dashpot, make fluid have certain buffering space when being heated or receiving the cold, avoided fluidic expend with heat and contract with cold to the damage of fixed pipe to fixed efficiency of fixed subassembly has been improved.

In summary, the utility model has the following advantages:

through setting up fixed subassembly, can cooperate hose body joint at connecting pipe excircle wall joint groove internal face through fixed subassembly can with the fixed ring cooperation of second through first solid fixed ring to improved hose body's gas tightness under the effect of first sealing washer, and then make hose body fluid avoid oozing from the joint gap when circulating, can carry out threaded connection to the screw hole through the bolt, make the stopper bottom surface laminate with the top surface of installation piece, thereby make first solid fixed ring tighten up with the fixed ring of second, and then fix hose body and connecting pipe.

Through setting up the test paper that discolours, can leak to fixed pipe and connecting pipe interface department through the test paper that discolours, water adheres to on the test paper that discolours when making fixed pipe and connecting pipe interface department leak, thereby the staff can observe the degree of discolouring of test paper and maintain the interface department, through being provided with the joint groove, can establish at connecting pipe outer circular wall surface through the joint groove at hose body cover time convenient fixed subassembly to hose body joint at joint groove inner circular wall surface, thereby prevented the extravasation of fluid, through setting up first sealing washer, can prevent through first sealing washer that the inside fluid of hose body from the connecting pipe extravasation, make between hose body and the connecting pipe inseparabler under fixed subassembly's effect, thereby the gas tightness of hose body has been improved, through setting up the dashpot, can increase the area of contact of fluid through the dashpot, make the fluid have certain buffer space when being heated or receiving cold, the damage of thermal expansion of fluid to the fixed pipe has been avoided, thereby the fixed efficiency of fixed subassembly has been improved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a split construction of the present utility model;

FIG. 3 is a schematic view of a connecting pipe structure according to the present utility model;

fig. 4 is a schematic structural view of a first fixing ring of the present utility model.

Reference numerals: 1. a fixed tube; 2. a mounting hole; 3. a valve; 4. color-changing test paper; 5. a hose body; 6. a first fixing ring; 7. a second fixing ring; 8. a limiting block; 9. positioning holes; 10. a mounting block; 11. a threaded hole; 12. a bolt; 13. a connecting pipe; 14. a clamping groove; 15. a first seal ring; 16. a second seal ring; 17. and a buffer tank.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, a leak-proof hose connector comprises a fixed pipe 1, mounting hole 2 has been seted up to the outer disc of fixed pipe 1, the fixed cover of the interior disc of mounting hole 2 is equipped with valve 3, the both ends of fixed pipe 1 all are provided with color changing test paper 4, the both ends of fixed pipe 1 all are provided with hose body 5, valve 3 and color changing test paper 4, hose body 5 are for having the structure and do not repeating here, the outer disc of hose body 5 is provided with fixed subassembly for fix hose body 5, through setting up color changing test paper 4, can detect water when making fixed pipe 1 and connecting pipe 13 interface department leak water on color changing test paper 4 through color changing test paper 4, thereby the staff can observe the degree of changing color of color changing test paper 4 and maintain interface department, fixed subassembly includes two first solid fixed rings 6, two first solid fixed rings 6 are movably sleeved respectively at the outer disc of two hose bodies 5, the outer disc of first solid fixed rings 6 is connected with second solid fixed rings 7, the fixed rings 7 are connected with the stopper through setting up the second solid fixed rings 5, the seal ring 5, thereby seal ring 5 has been avoided sealing washer 5 to seal ring 5, seal ring 5 is connected with the inner disc through setting up the first solid fixed ring 7, seal ring 5 has been connected with the seal ring 5, seal ring 15, thereby seal ring 15 is equipped with seal ring 5, seal ring 15 has been used for sealing joint seal ring 5, seal ring 15 has been sealed, and seal ring 5 has been sealed down.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the fixing assembly further comprises two mounting blocks 10, the two mounting blocks 10 are respectively fixed on the outer circular wall surfaces of the two second fixing rings 7, the top surface of each mounting block 10 is provided with a threaded hole 11, the threaded holes 11 correspond to the positioning holes 9, the inner circular wall surfaces of the threaded holes 11 are in threaded connection with bolts 12, the bolts 12 are not described in detail here for the existing structure, the bolts 12 are movably sleeved with the positioning holes 9, through the bolts 12, the threaded holes 11 can be connected with the bolts 12 in a threaded manner, the bottom surfaces of the limiting blocks 8 are attached to the top surfaces of the mounting blocks 10, so that the first fixing rings 6 and the second fixing rings 7 are tightened, the hose body 5 and the connecting pipes 13 are further fixed, the inner circular wall surfaces of the hose body 5 are movably sleeved with the connecting pipes 13, the outer circular wall surfaces of the connecting pipes 13 are provided with two clamping grooves 14, and the hose body 5 can be conveniently clamped on the inner circular wall surfaces of the clamping grooves 14 by the fixing assembly when the outer circular wall surfaces of the connecting pipes 13 are sleeved with the hose body 5 through the clamping grooves 14, and fluid leakage is prevented.

Referring to fig. 1, 2 and 4, the fixed cover of the outer circular wall surface of the connecting pipe 13 is provided with a first sealing ring 15, the first sealing ring 15 is movably sleeved with the hose body 5, through setting up the first sealing ring 15, fluid in the hose body 5 can be prevented from leaking out of the connecting pipe 13 through the first sealing ring 15, the hose body 5 and the connecting pipe 13 are more tightly acted by a fixing component, thereby improving the air tightness of the hose body 5, the fixed cover of the inner circular wall surface of the fixing pipe 1 is provided with a second sealing ring 16, the inner circular wall surface of the second sealing ring 16 is fixedly sleeved with the outer circular wall surface of the connecting pipe 13, the inner circular wall surface of the fixing pipe 1 is provided with a buffer groove 17, the buffer groove 17 is communicated with the mounting hole 2, through setting up the buffer groove 17, the contact area of the fluid can be increased through the buffer groove 17, the fluid has a certain buffer space when being heated or cooled, the damage of the fluid to the fixing pipe 1 by thermal expansion is avoided, thereby improving the fixing efficiency of the fixing component.

Working principle: referring to fig. 1-4, when in use, a worker can take out the bolt 12 from the inner circular wall surface of the threaded hole 11, then sleeve the hose body 5 and the connecting pipe 13, at this time, the hose body 5 can be clamped on the inner wall surface of the clamping groove 14 of the outer circular wall surface of the connecting pipe 13 through the cooperation of the first fixing ring 6 and the second fixing ring 7, then the bolt 12 passes through the positioning hole 9 to be in threaded connection with the threaded hole 11, so that the air tightness of the hose body 5 is improved under the action of the first sealing ring 15, fluid is prevented from seeping out of the connecting gap when the hose body 5 circulates, meanwhile, the valve 3 is closed, then the hose body 5 is filled with water, so that the water leakage at the interface of the fixing pipe 1 and the connecting pipe 13 can be detected through the color-changing test paper 4, the water is attached to the color-changing test paper 4 when the interface of the fixing pipe 1 and the connecting pipe 13 is leaked, the worker can observe the color-changing degree of the test paper 4 to maintain the interface, and then the valve 3 is opened, so that the operation is completed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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

1. A leak-proof hose connector, comprising:

the automatic color-changing device comprises a fixed pipe (1), wherein an installation hole (2) is formed in the outer circular wall surface of the fixed pipe (1), a valve (3) is fixedly sleeved on the inner circular wall surface of the installation hole (2), color-changing test papers (4) are arranged at two ends of the fixed pipe (1), a hose body (5) is arranged at two ends of the fixed pipe (1), a connecting pipe (13) is movably sleeved on the inner circular wall surface of the hose body (5), a first sealing ring (15) is fixedly sleeved on the outer circular wall surface of the connecting pipe (13), a second sealing ring (16) is movably sleeved on the inner circular wall surface of the fixed pipe (1), and a second sealing ring (16) is fixedly sleeved on the inner circular wall surface of the connecting pipe (13);

the fixing component is arranged on the outer circular wall surface of the hose body (5) and used for fixing the hose body (5).

2. The leak-proof hose coupler of claim 1, wherein said securing assembly comprises:

the two first fixed rings (6), two the outer circular wall surfaces of two hose bodies (5) are established in the movable sleeve respectively to first fixed ring (6), the outer circular wall surface hinge connection of first fixed ring (6) has second fixed ring (7), the outer circular wall surface fixed mounting of first fixed ring (6) has stopper (8), locating hole (9) have been seted up to the top surface of stopper (8).

3. The leak-proof hose coupler of claim 2, wherein said securing assembly further comprises:

the two mounting blocks (10), two the mounting blocks (10) are fixed respectively at two the outer circular wall surface of second solid fixed ring (7), screw hole (11) have been seted up to the top surface of mounting blocks (10), screw hole (11) with locating hole (9) are corresponding, the interior circular wall surface threaded connection of screw hole (11) has bolt (12), bolt (12) with locating hole (9) movable sleeve is established.

4. A leak-proof hose coupling according to claim 1, characterized in that the outer circumferential wall of the connecting tube (13) is provided with two clamping grooves (14).

5. A leak-proof hose coupling according to claim 1, characterized in that the inner circular wall surface of the fixing tube (1) is provided with a buffer groove (17), the buffer groove (17) being in communication with the mounting hole (2).