CN217302059U

CN217302059U - Hose coupler

Info

Publication number: CN217302059U
Application number: CN202220041124.4U
Authority: CN
Inventors: 冯灵丹
Original assignee: Taizhou Shengshiyuanlin Electromechanical Technology Co ltd
Current assignee: Taizhou Shengshi Yuanlin Mechanical and Electrical Technology Co.,Ltd.
Priority date: 2022-01-05
Filing date: 2022-01-05
Publication date: 2022-08-26
Anticipated expiration: 2032-01-05

Abstract

The application discloses a hose connector, which relates to the field of water pipe connectors and comprises a pipe body and a connecting assembly arranged at the end part of the pipe body, wherein the connecting assembly comprises an inserting section, a holding part and a threaded sleeve; the inserting section is arranged on the pipe body, the outer peripheral wall of the inserting section is provided with an inverted tooth part, and the maximum distance from the inverted tooth part to the axis of the inserting section gradually decreases towards the direction far away from the pipe body; the holding part is sleeved on the periphery of the insertion section, and an accommodating space for inserting the hose is reserved between the holding part and the insertion section; the clasping part comprises a connecting part arranged on the pipe body and a toothed ring part arranged at one end of the connecting part far away from the pipe body, wherein a plurality of clasping teeth are arranged at one end of the toothed ring part far away from the connecting part, and are uniformly distributed in the circumferential direction around the axis of the toothed ring part; the thread sleeve is arranged on the enclasping portion and is in threaded connection with the connecting portion, the thread sleeve is provided with a butt surface, and the thread sleeve is screwed to drive the butt surface to abut against the enclasping tooth and enable the enclasping tooth to be elastically deformed. Embrace the tooth and support tight hose periphery wall, pawl portion supports tight hose internal perisporium to it is more firm to make the hose insert.

Description

Hose coupler

Technical Field

The present application relates to the field of water pipe connectors, and more particularly, it relates to a hose connector.

Background

The hose connector is used for connecting the hose with the connecting component.

The existing hose connector comprises a hose body and inserting connectors fixed at two ends of the hose body, the inserting connectors are used for being inserted into corresponding hoses and are connected with the hoses in an interference fit mode through the inserting connectors, and therefore splicing is achieved.

In practical use, when the hydraulic pressure in the hose is large, the plug connector is easy to separate from the hose, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the connecting plug is easy to separate from the hose, the application provides a hose connector.

The application provides a hose coupler adopts following technical scheme:

a hose connector comprises a hose body and a connecting assembly arranged at the end part of the hose body, wherein the connecting assembly comprises an inserting section, a holding part and a threaded sleeve;

the inserting section is arranged on the pipe body, an inverted tooth part is arranged on the outer peripheral wall of the inserting section, the maximum distance from the inverted tooth part to the axis of the inserting section is gradually reduced towards the direction far away from the pipe body, and the inverted tooth part is used for abutting against the inner wall of the hose;

the clamping part is sleeved on the periphery of the insertion section, and an accommodating space for inserting a hose is reserved between the clamping part and the insertion section; the clamping part comprises a connecting part arranged on the pipe body and a toothed ring part arranged at one end, far away from the pipe body, of the connecting part, and a plurality of clamping teeth are arranged at one end, far away from the connecting part, of the toothed ring part and are uniformly distributed in the circumferential direction around the axis of the toothed ring part;

the thread bush is located and is embraced portion tightly and with connecting portion threaded connection, the thread bush is equipped with the butt face, the thread bush is twisted and is moved and to be driven the butt face supports tightly embraces the tooth and makes to embrace tooth elastic deformation and compress tightly the hose outer wall that inserts to accommodation space.

Through the technical scheme, when the joint needs to be inserted into the hose, insert the hose to accommodation space earlier, this moment the grafting section insert in the hose and pawl portion supports tightly in the hose inner wall, then through twisting the thread bush make ground connection portion support tightly embrace the tooth and make and embrace the tooth and support tightly in the hose outer wall, at this moment, embrace the tooth and support tightly the hose periphery wall, pawl portion supports tightly hose internal perisporium, thereby make the hose insert more firmly, make the hose more difficult to break away from hose coupling under hydraulic shock.

Optionally, the pawl part is located at one end of the ring gear part far away from the pipe body.

Through above-mentioned technical scheme, after embracing the tooth and pressing the hose outer wall, embrace the tooth and be located the one end that pawl portion is close to the body, and the body direction is deviate from to the breaking away from of hose, embraces the outer wall that pawl portion is close to the body through embracing the tooth this moment for the hose that is located pawl portion and is close to body department is difficult for outwards expanding, and then makes the degree of difficulty that the hose breaks away from hose nipple bigger, makes to connect more stably.

Optionally, the inverted tooth portion is annular.

Through above-mentioned technical scheme, the setting of annular forms in succession, can reduce the condition that pawl portion torn the hose.

Optionally, the inverted tooth portion is located at one end, far away from the pipe body, of the insertion section, two inverted tooth portions are axially distributed along the insertion section, and the outer diameter, far away from one end of the pipe body, of the inverted tooth portion of the pipe body is smaller than the outer diameter of the insertion section.

Through above-mentioned technical scheme, the setting of two pawl parts makes the connection of grafting section and hose more stable.

Optionally, the toothed ring part and the connecting part are arranged in a split manner.

Through above-mentioned technical scheme, can elastic deformation in embracing the tooth use of ring gear portion, can directly change ring gear portion after embracing the tooth damage for holistic maintenance is more convenient.

Optionally, each of the end surfaces of the clasping teeth facing to the axis of the gear ring part is provided with a plurality of convex teeth.

Through above-mentioned technical scheme, the effect that the tooth was held tightly to the dogtooth can further be strengthened embracing to the dogtooth for the joint strength of hose access is better.

Optionally, the abutment surface is inclined towards the direction away from the pipe body and gradually approaches the axis of the threaded sleeve; embrace the tooth and keep away from the one end of body and be equipped with the direction cambered surface, the direction cambered surface is located and embraces the tooth and keep away from the one end of ring gear portion axis.

Through above-mentioned technical scheme, set up the direction cambered surface, embrace tooth deformation through the direction cambered surface direction for it is more smooth and easy to embrace the deformation of tooth.

Optionally, the periphery wall of body is equipped with anti-skidding line one, the outer wall of thread bush is equipped with anti-skidding line two.

Through above-mentioned technical scheme, set up anti-skidding line one and anti-skidding line two, reduce the condition of skidding when twisting and moving the thread bush for it is more convenient that whole use.

Optionally, coupling assembling is equipped with two, and two coupling assembling one-to-ones are located the both ends of body.

Through above-mentioned technical scheme, hose nipple can be used as the connector between two hoses for the hose concatenation is more convenient.

In summary, the present application includes at least one of the following beneficial technical effects:

(1) the clamping teeth tightly abut against the outer peripheral wall of the hose, and the inverted tooth portions tightly abut against the inner peripheral wall of the hose, so that the hose is connected more firmly, and the hose is less prone to being separated from a hose connector under hydraulic impact;

(2) the hose positioned at the position of the inverted tooth part close to the pipe body is not easy to expand outwards by tightly holding the inverted tooth part close to the outer wall of the pipe body by the holding teeth, so that the hose is more difficult to separate from the hose connector, and the connection is more stable;

(3) through ring gear portion with connecting portion components of a whole that can function independently sets up, can directly change ring gear portion after embracing the tooth to damage for holistic maintenance is more convenient.

Drawings

FIG. 1 is an overall schematic view of an embodiment;

FIG. 2 is an exploded view of the embodiment;

FIG. 3 is a schematic cross-sectional view of an embodiment.

Reference numerals: 1. a pipe body; 2. a connection assembly; 21. a plug section; 211. a tooth chamfering part; 22. a clasping part; 221. a connecting portion; 222. a toothed ring portion; 23. a threaded sleeve; 3. an accommodating space; 4. embracing teeth; 5. a guiding cambered surface; 6. a convex tooth; 7. an abutting surface; 8. anti-skid lines I; 9. and a second anti-skid pattern.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

Example (b):

the embodiment of the application discloses hose nipple, refer to fig. 1, including body 1 and coupling assembling 2, coupling assembling 2 is equipped with two, and two coupling assembling 2 one-to-ones set up in the both ends of body 1.

Referring to fig. 2, each connection assembly 2 comprises a plug section 21, a clasping portion 22 and a threaded sleeve 23. The inserting section 21 is tubular, and the inserting section 21 is fixedly connected to the pipe body 1 and communicated with the inside of the pipe body 1. The one end that the grafting section 21 is kept away from body 1 is fixed with pawl portion 211, and pawl portion 211 bulges the periphery wall of grafting section 21. The two teeth-chamfering portions 211 of each plug-in section 21 are provided in the present example, and the two teeth-chamfering portions 211 are distributed along the axial direction of the plug-in section 21. Each of the inverted tooth portions 211 is annular, the maximum distance from each of the inverted tooth portions 211 to the axis of the insertion section 21 gradually decreases toward the direction away from the pipe body 1, and the outer diameter of the inverted tooth portion 211 away from the pipe body 1 is smaller than the outer diameter of the insertion section 21, so that a guiding effect is formed when the insertion section 21 is inserted into the hose.

Embrace portion 22 cover and locate grafting section 21 periphery, embrace and leave accommodation space 3 between portion 22 and the grafting section 21 tightly, when hose connection is practical, accommodation space 3 can supply the hose to insert. The clasping portion 22 comprises a connecting portion 221 and a toothed ring portion 222, the connecting portion 221 is annular and fixed to the pipe body 1, the axis of the connecting portion 221 coincides with the axis of the insertion section 21, and the outer peripheral surface of the connecting portion 221 is provided with an external thread section.

The ring gear portion 222 is made of plastic, the ring gear portion 222 is located the one end of the connecting portion 221 away from the tube body 1, the ring gear portion 222 and the connecting portion 221 are arranged in a split manner, one end of the ring gear portion 222 away from the connecting portion 221 is provided with a plurality of holding teeth 4, and the holding teeth 4 are circumferentially distributed evenly and at intervals around the axis of the ring gear portion 222. One end of each embracing tooth 4 far away from the pipe body 1 is provided with a guide arc surface 5, and the guide arc surface 5 is positioned at one end of each embracing tooth 4 far away from the axis of the tooth ring part 222. The end face of each embracing tooth 4 facing the axis of the tooth ring part 222 is provided with a plurality of convex teeth 6, and the end face of each convex tooth 6 far away from the embracing tooth 4 is gradually tapered.

Referring to fig. 2 and 3, the thread bushing 23 is sleeved on the clasping portion 22, an internal thread section is arranged on the inner wall of the thread bushing 23, and the internal thread section of the thread bushing 23 is matched with the external thread section of the connecting portion 221 to realize connection. The inner wall of the threaded sleeve 23 is provided with an abutting surface 7, the abutting surface 7 is positioned at one end of the threaded sleeve 23 far away from the pipe body 1, the abutting surface 7 is a conical surface, and the abutting surface 7 is gradually inclined towards the axis of the threaded sleeve 23 in the direction far away from the pipe body 1.

In actual use, the position of the ring gear portion 222 is positioned by the inner wall of the threaded sleeve 23 so that the axis of the ring gear portion 222 almost coincides with the axis of the connecting portion 221. And one end of the ring gear portion 222 close to the connecting portion 221 abuts against the connecting portion 221, and at this time, the clasping teeth 4 are located at one end of the inverted tooth portion 211 close to the tube body 1.

In addition, in order to conveniently screw the threaded sleeve 23, the first anti-slip threads 8 are arranged on the outer wall of the pipe body 1, and the second anti-slip threads 9 are arranged on the outer wall of the threaded sleeve 23, so that slipping when the threaded sleeve 23 and the pipe body 1 are relatively screwed is reduced.

The working principle of the embodiment is as follows:

at first, screw thread bush 23 and make thread bush 23 keep away from body 1, butt face 7 and embrace tooth 4 contactless this moment, aim at grafting section 21 with the hose and insert and make the hose insert to accommodation space 3 this moment, pawl portion 211 supports tightly in the hose inner wall this moment, then screw thread bush 23 and make thread bush 23 be close to body 1, butt face 7 removes and conflicts the direction cambered surface 5 gradually this moment and makes and embrace tooth 4 and make and be close to tooth ring portion 222 axis direction and take place elastic deformation, embrace tooth 4 and support tightly in the outer terminal surface of hose through dogtooth 6 this moment and realize being connected hose and hose nipple.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A hose coupler, characterized in that: the pipe comprises a pipe body (1) and a connecting assembly (2) arranged at the end part of the pipe body (1), wherein the connecting assembly (2) comprises an inserting section (21), a holding part (22) and a threaded sleeve (23);

the inserting section (21) is arranged on the tube body (1), the outer peripheral wall of the inserting section (21) is provided with a tooth chamfering part (211), the maximum distance from the tooth chamfering part (211) to the axis of the inserting section (21) is gradually reduced towards the direction far away from the tube body (1), and the tooth chamfering part (211) is used for tightly abutting against the inner wall of the hose;

the clamping part (22) is sleeved on the periphery of the insertion section (21), and an accommodating space (3) for inserting a hose is reserved between the clamping part (22) and the insertion section (21); the clasping part (22) comprises a connecting part (221) arranged on the pipe body (1) and a gear ring part (222) arranged at one end, far away from the pipe body (1), of the connecting part (221), one end, far away from the connecting part (221), of the gear ring part (222) is provided with a plurality of clasping teeth (4), and the clasping teeth (4) are circumferentially and uniformly distributed around the axis of the gear ring part (222);

department (22) and with connecting portion (221) threaded connection are located to screw thread bush (23) cover, screw thread bush (23) are equipped with butt face (7), screw thread bush (23) are twisted and are moved and can be driven butt face (7) are supported and are hugged closely tooth (4) and make and embrace tooth (4) elastic deformation and compress tightly the hose outer wall that inserts to accommodation space (3).

2. The hose coupling of claim 1, wherein: the inverted tooth part (211) is positioned at one end, far away from the pipe body (1), of the gear ring part (222).

3. The hose coupling of claim 1, wherein: the inverted tooth part (211) is annular.

4. The hose coupler of claim 3, wherein: inverted tooth portion (211) are located the one end that body (1) were kept away from in grafting section (21), inverted tooth portion (211) have two along grafting section (21) axial distribution, keep away from the external diameter that body (1) one end was kept away from in inverted tooth portion (211) of body (1) is less than grafting section (21) external diameter.

5. The hose coupling of claim 1, wherein: the ring gear part (222) and the connecting part (221) are arranged separately.

6. The hose coupling of claim 1, wherein: each end face of the holding tooth (4) facing to the axis of the tooth ring part (222) is provided with a plurality of convex teeth (6).

7. The hose coupling of claim 1, wherein: the abutting surface (7) is gradually inclined close to the axis of the threaded sleeve (23) towards the direction away from the pipe body (1); embrace tooth (4) and keep away from the one end of body (1) and be equipped with direction cambered surface (5), direction cambered surface (5) are located and embrace tooth (4) and keep away from the one end of tooth ring portion (222) axis.

8. The hose coupling of claim 1, wherein: the periphery wall of body (1) is equipped with anti-skidding line one (8), the outer wall of thread bush (23) is equipped with anti-skidding line two (9).

9. The hose coupling of claim 1, wherein: coupling assembling (2) are equipped with two, and two coupling assembling (2) one-to-one are located the both ends of body (1).