CN213394038U

CN213394038U - Hose switching mechanism

Info

Publication number: CN213394038U
Application number: CN202021448792.6U
Authority: CN
Inventors: 张昊
Original assignee: Zhejiang Fisman Heating Technology Co Ltd
Current assignee: Zhejiang Fisman Heating Technology Co Ltd
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-06-08
Anticipated expiration: 2030-07-21

Abstract

A hose adapter mechanism comprising: the symmetrical two side surfaces of the water pipe connector are provided with symmetrical bolt through holes; the adapter comprises an adapter tube body, a clamping ring and a clamping ring, wherein the clamping ring comprises a first clamping ring, a second clamping ring and a third clamping ring, the clamping ring is arranged at one end of the adapter tube body, the clamping ring is arranged at the other end of the adapter tube body, and the adapter is communicated with a water pipe interface at one end of the clamping ring; the inner diameter of the sealing ring is the same as the outer diameter of the adapter pipe body, and the outer diameter of the sealing ring is the same as the inner diameter of the water pipe interface; the U-shaped bolt penetrates through the bolt through hole and is arranged on the water pipe connector; the water pipe clamp is a plate spring bent into a ring shape; the hose, the hose internal diameter is the same with adapter body external diameter, the hose communicates with the joint ring one end of adapter. The utility model discloses sealed effectual, the dismouting is simple and convenient, can not lead to unable dismantlement because of getting rusty.

Description

Hose switching mechanism

Technical Field

The utility model belongs to the pipe connection spare field, concretely relates to hose transfer mechanism.

Background

The joint is a component for connecting a water pipe and can connect the water pipe with a hose. The water pipe joint can be divided into: external thread end connection type water pipe joint, cutting sleeve type water pipe joint and self-fixing type water pipe joint.

Patent No. 201210139161.X discloses a water pipe head, including the public screwed connection head of water pipe axle center and water pipe, the public screwed connection head of water pipe is established on the water pipe axle center, there is the lug water pipe axle center lower extreme, and there is the barb upper end, the barb supports the upper end of the public screwed connection head of water pipe, the lug supports the lower extreme of the public screwed connection head of water pipe, the public screwed connection head upper end of water pipe is equipped with the arch, protruding butt water pipe axle center outer wall, water pipe axle center with the public screwed connection head clearance fit of water pipe, thereby the water pipe axle center with can relative rotation between the public screwed connection head of water pipe, work as joint such as water pipe axle center and water pipe, when the public screwed connection head of water pipe and shower nozzle, squirt, water pipe axle center and water pipe can not rotate together with the public screwed connection head of water pipe to the water.

A water pipe joint of the prior art has the following disadvantages: 1. the threaded connection is adopted, so that a connector needs to be rotated for many times during assembly and disassembly, and time and labor are wasted; 2. after the threaded connection is used for a long time, the thread male teeth can be damaged due to expansion with heat and contraction with cold or corrosion, so that the water pipe joint can not be disassembled, assembled and replaced.

To sum up, for solving the prior art problem, the utility model designs a firm in connection, make things convenient for the hose adapter mechanism of dismouting.

Disclosure of Invention

The utility model discloses a solve prior art problem, designed a firm in connection, made things convenient for the hose switching mechanism of dismouting.

The purpose of the utility model can be realized through the following technical scheme:

a hose adapter mechanism comprising:

the symmetrical two side surfaces of the water pipe connector are provided with symmetrical bolt through holes;

the adapter comprises an adapter body, a clamping ring and a clamping ring, wherein the clamping ring comprises a first clamping ring, a second clamping ring and a third clamping ring, the clamping ring is arranged at one end of the adapter body and distributed from the port of the adapter body to the center direction according to the sequence of the first clamping ring, the second clamping ring and the third clamping ring, the clamping ring is arranged at the other end of the adapter body, and the adapter is communicated with a water pipe port at one end of the clamping ring;

the inner diameter of the sealing ring is the same as the outer diameter of the adapter pipe body, and the outer diameter of the sealing ring is the same as the inner diameter of the water pipe interface;

the opening width of the U-shaped bolt is the same as the outer diameter of the adapter pipe body, the section of the U-shaped bolt is circular, the diameter of the U-shaped bolt is the same as that of the bolt through hole, and the U-shaped bolt penetrates through the bolt through hole and is arranged on the water pipe connector;

the water pipe clamp is a plate spring bent into a ring shape;

the hose, the hose internal diameter is the same with adapter body external diameter, the hose communicates with the joint ring one end of adapter.

Furthermore, a gap exists between the first clamping ring and the second clamping ring to form a first clamping groove, a gap exists between the second clamping ring and the third clamping ring to form a second clamping groove, the sealing ring is arranged in the first clamping groove, and the second clamping groove is matched with the U-shaped bolt when the sealing ring is installed.

Furthermore, the diameter of the first clamping ring is the same as that of the second clamping ring, the width of the first clamping ring is larger than that of the second clamping ring, the diameter of the third clamping ring is larger than that of the first clamping ring and that of the second clamping ring, and the width of the third clamping ring is the same as that of the second clamping ring.

Further, the diameter of joint ring is reduced to the port direction by adapter body center gradually, and minimum diameter is the same with adapter body external diameter, makes joint ring lateral surface form the slope anchor ring, the face of joint ring to adapter body center direction is the arc surface.

Further, leaf spring one end circumference is equipped with the slot hole, be equipped with the top sheet in the terminal direction of leaf spring in the slot hole, the relative leaf spring perk of top sheet, the relative circumference perk of slot hole one end of leaf spring, leaf spring other end width is narrower than the slot hole and forms the insertion piece, the insertion piece inserts the slot hole, the relative circumference perk of insertion piece end forms the washer.

Further, the water pipe clamp is arranged on the outer side of the communication and overlapping part of the hose and the adapter.

Compared with the prior art, the utility model discloses the structure sets up rationally: 1. have the sealing washer to seal between water pipe connector and the adapter, sealing performance is good: 2. the second clamping groove is matched with the U-shaped bolt to fix the joint on the water pipe, so that the joint is convenient to disassemble, assemble and replace; 3. the clamping ring is arranged in an inclined ring surface, so that the hose can be conveniently connected, and the connection is firm and is not easy to loosen; 4. the hose is further fixed in the adapter by the arrangement of the water pipe clamp, so that the firmness and the tightness of connection are improved.

Drawings

FIG. 1 is a schematic view of a hose adapter mechanism;

FIG. 2 is an exploded view of the hose adapter mechanism;

FIG. 3 is a schematic view of the internal structure of the hose adapter;

figure 4 is a schematic view of an adapter;

figure 5 is a cross-sectional view of an adapter;

FIG. 6 is a schematic view of a U-shaped latch;

FIG. 7 is a schematic view of a hose clamp;

see fig. 1-7, wherein: 90100. a water pipe connector; 90101. a bolt through hole; 90200. an adapter; 90201. a connector tube body; 90202. a snap ring; 90210. a snap ring; 90211. a first snap ring; 90212. a snap ring II; 90213. a snap ring III; 90300. a seal ring; 90400. a U-shaped bolt; 90500. a water pipe clamp; 90501. a plate spring; 90502. a long hole; 90503. a topsheet; 90504. a first baffle plate; 90505. an insert sheet; 90506. a second blocking piece; 90600. a hose.

Detailed Description

The technical solution of the present invention will be further explained with reference to the following embodiments and accompanying drawings.

The first embodiment is as follows:

as shown in the figure, the utility model discloses a:

the water pipe connector 90100 is characterized in that symmetrical bolt through holes 90101 are formed in two symmetrical side faces of the water pipe connector 90100;

the adapter 90200 comprises an adapter body 90201, a snap ring 90210 and a clamping ring 90202, wherein the snap ring 90210 comprises a snap ring I90211, a snap ring II 90212 and a snap ring III 90213, the snap ring 90210 is arranged at one end of the adapter body 90201, the snap ring 90210 is distributed from the end of the adapter body 90201 to the center direction in sequence of the snap ring I90211, the snap ring II 90212 and the snap ring III 90213, the clamping ring 90202 is arranged at the other end of the adapter body 90201, and the adapter 90200 is communicated with the water pipe connector 90100 at one end of the snap ring 90210;

the inner diameter of the sealing ring 90300 is the same as the outer diameter of the adapter tube 90201, and the outer diameter of the sealing ring 90300 is the same as the inner diameter of the water pipe connector 90100;

the U-shaped bolt 90400 is characterized in that the opening width of the U-shaped bolt 90400 is the same as the outer diameter of the adapter tube body 90100, the section of the U-shaped bolt 90400 is circular, the diameter of the U-shaped bolt is the same as that of the bolt through hole 90101, and the U-shaped bolt 90400 penetrates through the bolt through hole 90101 to be arranged on the water pipe connector 90100;

the water pipe clamp 90500 is a plate spring 90501 bent into a ring shape and used for holding the water pipe clamp 90500;

the inner diameter of the hose 90600 is the same as the outer diameter of the adapter body 90200, and the hose 90600 is communicated with one end of the clamping ring 90202 of the adapter 90200.

A gap exists between the first snap ring 90211 and the second snap ring 90212 to form a first clamping groove 90221, a gap exists between the second snap ring 90212 and the third snap ring 90213 to form a second clamping groove 90222, the sealing ring 90300 is arranged in the first clamping groove 90221, and the second clamping groove 90222 is matched with the U-shaped bolt 90400 during installation.

Specifically, the utility model has simple structure and easy assembly and disassembly, and when the hose adapter is installed, one end of the snap ring 90210 of the hose adapter is inserted into the water pipe connector 90100, and a seal ring 90300 is arranged between the water pipe connector 90100 and the adapter 90200 for sealing, so that the sealing performance is good; the U-shaped bolt 90400 is inserted into the bolt through hole 90101 in the water pipe connector 90100 in a matching manner, and the U-shaped bolt 90400 is clamped between the second clamping groove 90220, so that the effect of fixing the adapter 90200 on the water pipe connector 90100 is achieved; hose 90600 is linked together with joint ring 90203 one end of adapter 90200, and joint ring 90203 can make hose 90600 elastic deformation, reaches the effect of the firm joint of adapter 90200 and hose 90600, and hose clamp 90500 set up further with hose 90600 be fixed in on adapter 90200, increased the fastness and the leakproofness of connection.

Example two:

the difference between the second embodiment and the first embodiment is that the first snap ring 90211 has the same diameter as the second snap ring 90212, the first snap ring 90211 has a larger width than the second snap ring 90212, the third snap ring has a larger diameter than the first snap ring 90211 and the second snap ring 90212, and the third snap ring 90213 has the same width as the second snap ring 90212.

Specifically, the diameters of the first snap ring 90211 and the second snap ring 90212 are the same, so that the sealing ring 90300 arranged in the first snap ring 90221 can be stressed in a balanced manner, and the problems that stress concentration is caused due to unbalanced stress on two sides, the mechanical damage to the sealing ring 90300 is caused, and finally the sealing performance is failed are solved; the diameter of the snap ring III 90203 is larger than that of the snap ring I90202 and that of the snap ring II 90202, so that the seal ring is covered from the outside of the water pipe, the corrosion of external environmental factors to the seal ring is prevented, and the service life of the seal ring is prolonged; the width of the second snap ring 90202 is equal to that of the third snap ring 90203, the width of the second snap ring 90202 is larger than that of the first snap ring 90201, the strength of the second snap ring 90220 is enhanced, the strength of matching with the U-shaped bolt is improved, and the firmness of connection with a water pipe is improved.

Example three:

the difference between the third embodiment and the first embodiment is that the diameter of the clamping ring 90202 gradually decreases from the center of the adapter tube 90201 to the end, the minimum diameter is the same as the outer diameter of the adapter tube 90201, so that an inclined ring surface is formed on the outer side surface of the clamping ring 90203, and the surface of the clamping ring 90203 facing the center of the adapter tube 90201 is an arc surface.

Specifically, the outer side surface of the clamping ring 90202 is an inclined ring surface, so that when the hose is connected, the elastic deformation of the hose can be gradual, and the hose is convenient to mount; the surface of the clamping ring 90202 towards the center of the adapter tube 90200 is an arc surface, so that the elastically deformed hose can be more attached to the adapter 90200, and the connected hose 90600 is not easily damaged when being stressed in the pulling-out direction.

Example four:

the difference between the fourth embodiment and the first embodiment is that one end of the plate spring 90501 is circumferentially provided with a long hole 90502, a top plate 90503 is arranged in the long hole 90502 in the tail end direction of the plate spring, the top plate 90503 tilts relative to the plate spring 90501, one end of a long hole 90502 of the plate spring 90501 tilts relative to the circumference to form a first blocking piece 90504, the other end of the plate spring 90501 is narrower than the long hole 90502 in width to form an insertion piece 90505, the insertion piece 90505 is inserted into the long hole 90502, and the tail end of the insertion piece 90504 tilts relative to the circumference to form a second blocking piece 90506. The water pipe clamp 90500 is arranged at the outer side of the communication overlapping part of the hose 90600 and the adapter 90200.

Specifically, during installation, the first blocking piece 90504 and the second blocking piece 90506 are clamped by tool tongs to move in opposite directions, so that the water pipe clamp 90500 is elastically deformed, the circumference is enlarged, the water pipe clamp is sleeved on a hose when the circumference is larger than that of the hose, the hose 90600 is communicated with one end of the clamping ring 90202 of the connector 90200, the position of the water pipe clamp 90500 is adjusted to the outer side of the overlapped part of the communication between the hose 90600 and the adapter 90200, the workpiece tongs are loosened, the water pipe clamp 90500 is rebounded to restore the shape, the hose 90600 is clamped by the elastic force of the plate spring 90501, and the hose 90600 is firmly communicated with the connector 90200.

The preferred embodiments of the present invention are described herein, but the scope of the present invention is not limited thereto. Modifications or additions to or replacement by similar means to those skilled in the art to which the invention pertains to the specific embodiments described herein are intended to be covered by the scope of the invention.

Claims

1. A hose adapter mechanism, comprising:

the water pipe clamp is a plate spring bent into a ring shape;

2. The hose adapter mechanism according to claim 1, wherein a gap exists between the first snap ring and the second snap ring to form a first clamping groove, a gap exists between the second snap ring and the third snap ring to form a second clamping groove, the sealing ring is arranged in the first clamping groove, and the second clamping groove is matched with the U-shaped bolt during installation.

3. The hose adapter mechanism of claim 1, wherein the first snap ring has a diameter that is the same as the second snap ring, the first snap ring has a width that is greater than the second snap ring, the third snap ring has a diameter that is greater than the first snap ring and the second snap ring, and the third snap ring has a width that is the same as the second snap ring.

4. The hose adapter mechanism of claim 1, wherein the diameter of the clamp ring decreases from the center of the adapter body to the end of the adapter body, and the minimum diameter is the same as the outer diameter of the adapter body, so that the outer side surface of the clamp ring forms an inclined ring surface, and the surface of the clamp ring in the center direction of the adapter body is a circular arc surface.

5. The hose adapter mechanism according to claim 1, wherein a long hole is circumferentially formed at one end of the plate spring, a top plate is arranged in the long hole in the direction of the tail end of the plate spring, the top plate tilts relative to the plate spring, a first blocking piece is formed by tilting one end of the long hole of the plate spring relative to the circumference, an insertion piece is formed by narrowing the width of the other end of the plate spring than the long hole, the insertion piece is inserted into the long hole, and a second blocking piece is formed by tilting the tail end of the insertion piece relative to the circumference.

6. The hose adapter according to claim 1, wherein the hose clamp is disposed outside the overlapping portion of the hose and adapter.