CN219954357U

CN219954357U - Valve device

Info

Publication number: CN219954357U
Application number: CN202320603246.2U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Zhejiang Sanhua Intelligent Controls Co Ltd
Current assignee: Zhejiang Sanhua Intelligent Controls Co Ltd
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2023-11-03
Anticipated expiration: 2033-03-23

Abstract

The utility model is through the structural optimization design of the valve device, make it include valve block and connecting pipe, valve block and connecting pipe all adopt aluminium material to make, the connecting pipe includes the first flange part, the first flange part is fitted with the interface part in a pressing way, there is the first diversion channel between connecting pipe and the valve block, the first diversion channel is filled by the solder after melting at least partially; or the interface part comprises a second flange part which is in press fit with the connecting pipe, a second diversion channel is arranged between the valve body and the connecting pipe, and at least part of the second diversion channel is filled with melted solder; or the connecting pipe comprises a first flange part, the interface part comprises a second flange part, the first flange part is in press fit with the second flange part, a third diversion channel is arranged between the valve body and the interface part, at least part of the third diversion channel is filled with melted solder, and when the valve body and the connecting pipe are made of aluminum materials, the welding reliability between the valve body and the connecting pipe can be relatively ensured.

Description

Valve device

[ field of technology ]

The utility model belongs to the technical field of refrigeration control, and particularly relates to a valve device.

[ background Art ]

The stop valve includes connecting pipe and valve body, and connecting pipe adopts the wire drawing mode of taking over tip to lead the solder so that valve body and connecting pipe pass through welded fastening generally, and when valve body and taking over adopt aluminium system material, because of the aluminum product hardness is softer, with the valve body pressure equipment after probably there is the aluminum product because of the condition that extrudees the wire drawing groove, how to guarantee the welding reliability between aluminium connecting pipe and the valve body is the technical problem who needs to be solved to the technical field person.

[ utility model ]

The utility model aims to provide a valve device, which can relatively ensure the welding reliability between a valve body and a connecting pipe when the valve body and the connecting pipe are made of aluminum materials.

The utility model provides a valve device, which comprises a valve body and a connecting pipe, wherein the valve body and the connecting pipe are both made of aluminum materials, the valve body comprises an interface part, the connecting pipe is welded and fixed with the interface part, the connecting pipe comprises a first flange part, the first flange part protrudes from the surface of the connecting pipe, the first flange parts are arranged at intervals along the circumferential direction of the connecting pipe and are in press fit with the interface part, a first diversion channel is arranged between the valve body and the connecting pipe, a first wall part is arranged between two adjacent first flange parts, the first wall part forms a part of a channel wall of the first diversion channel, and part of the wall surface of the interface part forms at least one other part of the first diversion channel, and the first diversion channel is at least partially filled with melted solder;

or the interface part comprises a second flange part, the second flange part protrudes from the surface of the interface part, the second flange parts are arranged at intervals along the circumferential direction of the interface part, the second flange part is in press fit with the connecting pipe, a second diversion channel is arranged between the valve body and the connecting pipe, a second wall part is arranged between two adjacent second flange parts, the second wall part forms part of the channel wall of the second diversion channel, part of the wall surface of the connecting pipe forms at least one part of the second diversion channel, and at least one part of the second diversion channel is filled with melted solder.

The utility model also provides a valve device, which comprises a valve body and a connecting pipe, wherein the valve body and the connecting pipe are both made of aluminum materials, the valve body comprises an interface part, the connecting pipe is welded and fixed with the interface part, the connecting pipe comprises first flange parts, the first flange parts protrude from the surface of the connecting pipe, the first flange parts are arranged at intervals along the circumferential direction of the connecting pipe, and a first wall part is arranged between two adjacent first flange parts; the interface part comprises second flange parts, the second flange parts protrude from the surface of the interface part, the second flange parts are arranged at intervals along the circumferential direction of the interface part, and a second wall part is arranged between two adjacent second flange parts;

the first flange part is in press fit with the second flange part, a third diversion channel is arranged between the valve body and the connecting pipe, the first wall surface part forms part of the channel wall of the third diversion channel, the second wall surface part forms at least another part of the channel wall of the third diversion channel, and the third diversion channel is at least partially filled with melted solder.

The utility model is through the structural optimization design of the valve device, make it include valve block and connecting pipe, valve block and connecting pipe all adopt aluminium material to make, the connecting pipe includes the first flange part, the first flange part is fitted with the interface part in a pressing way, there is the first diversion channel between connecting pipe and the valve block, the first diversion channel is filled by the solder after melting at least partially; or the interface part comprises a second flange part which is in press fit with the connecting pipe, a second diversion channel is arranged between the valve body and the connecting pipe, and at least part of the second diversion channel is filled with melted solder; or the connecting pipe includes first flange portion, and the interface portion includes second flange portion, and first flange portion and second flange portion press fit are equipped with the third water conservancy diversion passageway between valve body and the interface portion, and the at least partial solder after melting of third water conservancy diversion passageway is filled, through above-mentioned design mode, when valve body and takeover adopt aluminium system material, can make things convenient for the inflow of solder, be difficult for because of the welding reliability between valve body and the takeover is ensured relatively to the deformation blocking solder that produces because of the press fit of connecting pipe and interface portion.

[ description of the drawings ]

FIG. 1 is a schematic cross-sectional view of the overall structure of a first embodiment of a valve device provided by the present utility model;

FIG. 2 is an enlarged schematic cross-sectional view of a mating portion of a connecting tube and a valve body interface portion of the valve device of FIG. 1;

FIG. 3 is a schematic cross-sectional view of the overall structure of a second embodiment of a valve device provided by the present utility model;

FIG. 4 is an enlarged schematic cross-sectional view of the mating portion of the connecting tube and the valve body interface portion of the valve device of FIG. 3;

FIG. 5 is an enlarged schematic cross-sectional view of a mating portion of a connecting tube of the valve device and an interface portion of the valve body from the one-side view of FIG. 4;

fig. 6 is an enlarged schematic cross-sectional view of a fitting portion structure of a connection pipe and a valve body interface portion of a valve device according to a third embodiment of the present utility model;

FIG. 7 is an enlarged schematic cross-sectional view of a mating portion of a connecting tube of the valve device and an interface portion of the valve body from the one-side view of FIG. 6;

part of the reference numerals:

valve body 10, joint 11, adapter 20, first flange 21a, first diversion channel S1, first wall 22a, first diversion trench A1, second flange 111b, second diversion channel S2, second wall 112b, second diversion trench A2, third diversion channel S3, third diversion trench A3

[ detailed description ] of the utility model

In order to enable those skilled in the art to better understand the technical solutions provided by the present utility model, the technical solutions of the present utility model are further described in detail below with reference to the accompanying drawings and specific embodiments.

First embodiment

The utility model provides a valve device, which comprises a valve body 10 and a connecting pipe 20a, wherein the valve body 10 and the connecting pipe 20a are made of aluminum materials, the valve body 10 comprises an interface part 11, the connecting pipe 20a is welded and fixed with the interface part 11, the connecting pipe 20a comprises a first flange part 21a, the first flange part 21a protrudes from the surface of the connecting pipe 20a, the first flange parts 21a are arranged at intervals along the circumferential direction of the connecting pipe 20a, the first flange part 21a is in press fit with the interface part 11, a first diversion channel S1 is arranged between the valve body 10 and the connecting pipe 20a, a first wall part 22a is arranged between two adjacent first flange parts 21a, the first wall part 22a forms one part of channel walls of the first diversion channel S1, the wall surface of part of the interface part 11 forms at least one other part of the first diversion channel S1, and at least one part of the first diversion channel S1 is filled with melted solder.

Through the optimal design to structure between valve body and the connecting pipe of valve device, compare in the valve body that the prior art provided and adopt brass material, the connecting pipe adopts red copper material, the takeover end of connecting pipe adopts the wire drawing structure to be used for guiding the solder circulation in order to ensure the welding reliability between valve body and the connecting pipe, but along with the gradual rising of raw and other materials cost, the product falls into and becomes the urgent in the manufacturing industry, aluminum material is more dominant in the price of copper material, can realize good reduction, but simultaneously, if valve body and connecting pipe adopt hardness to compare the aluminum material that copper is low to make, the takeover end of connecting pipe still adopts the wire drawing structure state, can produce the aluminum material and get into the wire pressing groove and then block up the wire pressing groove because of receiving the extrusion after connecting pipe and valve body pressure equipment, produce the unable risk of inflow of solder, through the optimal design to the structure cooperation between valve body and the connecting pipe, through the connecting pipe increase first flange portion that sets up along its circumference interval, first flange portion and interface portion press fit, the water conservancy diversion effect through first water conservancy diversion passageway S1 after the solder melts can carry out smooth inflow realization and connecting pipe and the connecting pipe, the welding reliability between the connection of connecting pipe and the difficult and the welding connection of connecting pipe and the production and the welding reliability of the connection between the valve body and the relative guarantee.

Referring to fig. 1-2, which illustrate a typical valve device structure of the present utility model, the valve device structure comprises a valve body 10, a connecting pipe 20a, a second connecting pipe 30, the valve body can be formed by turning a blank, the valve body 10 is made of an aluminum material, the hardness of the aluminum material is lower than that of a copper material, the connecting pipe 20a and the second connecting pipe 30 are also made of aluminum materials, the valve body 10 is internally provided with a valve opening, one side is provided with an interface 11, one end of the connecting pipe 20a is inserted into the interface 11 to be welded with the interface, the other side is provided with a second interface, one end of the second connecting pipe 30 is inserted into the second interface to be welded with the second interface, the valve body 10 is provided with a valve opening, the valve device further comprises a valve rod capable of axially displacing in the valve body to be abutted against or separated from the valve opening to stop or circulate a medium, the connection pipe 20a is also made of an aluminum material, the connection pipe 20a includes a first flange portion 21a, the first flange portion 21a protrudes substantially in a radial direction from a surface of the connection pipe 20a, the first flange portion 21a is disposed at intervals along a circumferential direction of the connection pipe 20, the first flange portion 21a may be shaped like a convex point or a rectangular or a special-shaped structure, and the specific structure of the first flange portion is not limited herein, in this embodiment, a rounded bump is described in detail, the first flange portion 21a is press-fitted with the interface portion 11 so as to pre-fix the connection pipe 20a and the valve body 10, a bead is interposed between an end surface of the connection pipe 20a and a step portion of the valve body 10, a first flow guide passage S1 is provided between the valve body 10 and the connection pipe 20a, a first wall portion 22a is provided between adjacent two first flange portions 21a, the first wall portion 22a forms a portion of a passage wall of the first flow guide passage S1, the wall surface of the portion joint portion 11 provided corresponding to the first wall surface portion 22a has at least another portion of the channel wall of the first flow guide channel S1, and the first flow guide channel S1 is at least partially filled with the melted solder to relatively secure the welding reliability between the valve body 10 and the connection tube 20 a;

further, in order to facilitate bumping, a preset distance is provided between the first flange portion 21a and the end face of the connecting pipe 20, that is, the connecting pipe 20a includes a first sub-wall 23a, the first sub-wall 23a is closer to the end face of the connecting pipe 20a than the first flange portion 21a, a first preset distance is formed between the first sub-wall 23a and the interface portion 11, a part of the wall surface of the interface portion 11, which is disposed corresponding to the first sub-wall 23a, and a part of the surface of the first flange portion 21a are substantially limited to form a first diversion trench A1, a welding ring 100 is placed between the valve body abutting portion 10a and the end face of the connecting pipe 20a, furnace welding can be performed on the valve body 10 with the welding ring and the connecting pipe 20a, at least part of the first diversion trench a is filled with molten solder, in a state of the installation completion, at least part of the first diversion trench S1 is filled with molten solder, the welding reliability between the valve body and the connecting pipe is relatively defined, and the welding reliability between the valve body and the connecting pipe can be relatively guaranteed, even if the welding structure between the valve body and the connecting pipe is relatively low, the welding structure can be well changed due to the fact that the welding structure is required to be made of the connecting pipe and the connecting pipe is relatively low, and the welding structure can be well deformed.

Second embodiment

The utility model provides a valve device, which comprises a valve body 10 and a connecting pipe 20, wherein the valve body 10 and the connecting pipe 20 are made of aluminum materials, the valve body 10 comprises an interface part 11b, the connecting pipe 20 is welded and fixed with the interface part 11b, the interface part 11b comprises a second flange part 111b, the second flange part 111b protrudes from the surface of the interface part 11b, the second flange parts 111b are arranged at intervals along the circumferential direction of the interface part 11b, the second flange part 111b is pressed and assembled with the connecting pipe 20, a second diversion channel S2 is arranged between the valve body 10 and the connecting pipe 20, a second wall part 112b is arranged between two adjacent second flange parts 111b, the second wall part forms a part of a channel wall of the second diversion channel S2, and part of the wall surface of the connecting pipe 20 corresponding to the second wall part forms at least another part of the second diversion channel S2, and the second diversion channel S2 is filled with melted solder.

Through the optimal design to structure between valve body and the connecting pipe of valve device, compare in the valve body that the prior art provided and adopt brass material, the connecting pipe adopts red copper material, the takeover end of connecting pipe adopts the wire drawing structure to be used for guiding the solder circulation in order to ensure the welding reliability between valve body and the connecting pipe, but along with the gradual rising of raw and other materials cost, the product falls into and becomes the urgent in the manufacturing industry, aluminum material is more superior in price than copper material, can realize good reduction, but simultaneously, if valve body and connecting pipe adopt hardness to compare the aluminum material that copper is low to make, the takeover end of connecting pipe still adopts the wire drawing structure state, can produce the aluminum material and get into the wire pressing groove and then block up the wire pressing groove because of receiving the extrusion after connecting pipe and valve body pressure equipment, the risk that the solder can't flow in is produced, through the optimal design to the structure cooperation between valve body and the connecting pipe, through the shape of what set up along its circumference interval, second flange portion carries out pressure assembly with the connecting pipe, the welding is melted back can flow into through the water conservancy diversion effect of second water conservancy diversion passageway S2 and can realize the smooth and the welding between the valve body and the relative reliability between the two.

The second embodiment provided by the present utility model is described below with reference to fig. 4 to 5, and the present utility model is exemplified by a typical valve device structure, which is exemplified by a square valve structure for a refrigerating system application, and the technical scheme provided by the present utility model can be applied to a valve device structure such as a shut-off valve, a ball valve, etc., in addition to a square valve, which includes a valve body 10, a connection pipe 20, and a second connection pipe 30, the valve body can be formed by a blank by a turning process, the valve body 10 is made of an aluminum material, the connection pipe 20 and the second connection pipe 30 are also made of an aluminum material, the valve body 10 is internally provided with a valve opening, one side portion is provided with an interface portion 11b, one end of the connection pipe 20 is inserted into the interface portion 11b to be welded to the interface portion, the other side portion is provided with a second interface portion, one end of the second connection pipe 30 is inserted into the second interface portion to be welded to the second interface portion, the valve body 10 is provided with a valve opening, the valve device further includes a valve stem, the valve rod can axially displace in the valve body to abut against or leave the valve opening so as to stop or circulate the medium, the joint part 11b comprises a second flange part 111b, the second flange part 111b protrudes approximately radially along the surface of the joint part 11b, the second flange parts are arranged at intervals along the circumferential direction of the joint part 11b, the second flange part 111b can be of a convex point shape, a rectangular shape or a special-shaped structure and the like, the specific structure of the second flange part is not limited, the second flange part 111b is in press fit with the connecting pipe 20 so as to pre-fix the connecting pipe 20 and the valve body 10, a welding ring is arranged between the end surface of the connecting pipe 20 and the step part of the valve body 10, a second diversion channel S2 is arranged between the joint part 11b and the connecting pipe 20, a second wall part 112b is arranged between two adjacent second flange parts 111b, the second wall part 112b forms part of the channel wall of the second diversion channel S2, the wall surface of the partial connection pipe 20 provided corresponding to the second wall surface 112b forms at least another part of the channel wall of the second flow guide channel S2, and the second flow guide channel S2 is at least partially filled with the melted solder to relatively secure the welding reliability between the valve body 10 and the connection pipe 20;

further, in order to achieve a better flow guiding effect on the solder, a preset distance is provided between the second flange portion 111b and the end face of the connecting pipe 20, that is, the interface portion 11b includes a second sub-wall 113b, the second sub-wall 113b is closer to the end face of the connecting pipe 20 than the second flange portion, a second preset distance is provided between the second sub-wall and the connecting pipe 20, the second sub-wall, a wall surface of a part of the connecting pipe, and a part of the surface of the second flange portion are substantially limited to form a second flow guiding groove A2, at least a part of the second flow guiding groove A2 is filled with the melted solder in the installed state, and at least a part of the second flow guiding groove A2 is filled with the melted solder.

Third embodiment

Unlike the former two embodiments, in which the connection pipe and the joint portion are each provided with a flange portion, as shown in fig. 6 to 7 in combination with fig. 1 to 5, wherein the connection pipe 20a is provided with first flange portions 21a, the first flange portions 21a protrude substantially radially from the surface of the connection pipe 20a, the first flange portions 21a are disposed at intervals in the circumferential direction of the connection pipe 20, the joint portion 11b includes second flange portions 111b, the second flange portions 111b protrude from the surface of the joint portion 11b, the second flange portions 111b are disposed at intervals in the circumferential direction of the joint portion 11b, and the first flange portions 21a and the second flange portions 111b are press-fitted, a third flow guide passage S3 is provided between the joint portion and the connection pipe, the first wall portions 22a between adjacent two first flange portions 21a form part of the passage walls of the third flow guide passage S3, the second wall portions 112b between adjacent two second flange portions 111b form at least another part of the passage walls of the third flow guide passage S3, the third flow guide channel S3 is at least partially filled with melted solder, and further, in order to achieve the processing of the first flange portion, the first flange portion 21a has a predetermined distance from the end surface of the connection pipe 20a, i.e., the connection pipe 20a includes a first sub-wall 23a, the first sub-wall 23a is closer to the end surface of the connection pipe than the first flange portion, and also in order to achieve the reliability of the welding between the valve body and the connection pipe, the interface portion 11b includes a second sub-wall 113b, the second sub-wall 113b is closer to the end surface of the connection pipe 20 than the second flange portion, a third predetermined distance is provided between the first sub-wall and the second sub-wall, a part of the surfaces of the first flange portion, a part of the surfaces of the second flange portion substantially define a third flow guide groove A3, the third flow guide groove A3 is at least partially filled with melted solder, the welding reliability between the valve body and the connecting pipe can be relatively guaranteed, even if the valve body and the connecting pipe are made of aluminum materials with low hardness compared with copper, the welding reliability between the valve body and the connecting pipe can be relatively guaranteed by changing the matching structure between the valve body and the connecting pipe, and the deformation problem caused by the fact that the port part of the connecting pipe needs to be in press fit with the interface part can be reduced.

It should be noted that, the terms of up, down, etc. mentioned herein are all introduced for convenience of description based on the drawings of the specification, and the terms of "first and second" are also introduced for convenience of description of parts, not for limitation of sequence, and the above description of the structure between the interface portion of the valve body and the connecting pipe of the valve device provided by the related technical solution and the cooperation of the two are described in detail, and it should be noted that, in fact, the examples of the connecting piece are not exhaustive, only the specific embodiments are applied herein, and the description of the above embodiments is only for helping to understand the method and core idea of the present utility model, but not limit the utility model in any way.

Claims

1. The valve device is characterized by comprising a valve body and a connecting pipe, wherein the valve body and the connecting pipe are made of aluminum materials, the valve body comprises an interface part, the connecting pipe is welded and fixed with the interface part, the connecting pipe comprises a first flange part, the first flange part protrudes from the surface of the connecting pipe, the first flange parts are arranged at intervals along the circumferential direction of the connecting pipe, the first flange parts are in press fit with the interface part, a first diversion channel is arranged between the valve body and the connecting pipe, a first wall part is arranged between two adjacent first flange parts, the first wall part forms a part of a channel wall of the first diversion channel, part of the wall surface of the interface part forms at least one other part of the first diversion channel, and the first diversion channel is at least partially filled with melted solder;

or the interface part comprises a second flange part, the second flange part protrudes from the surface of the interface part, the second flange parts are arranged at intervals along the circumferential direction of the interface part, the second flange part is in press fit with the connecting pipe, a second diversion channel is arranged between the valve body and the connecting pipe, a second wall part is arranged between two adjacent second flange parts, the second wall part forms part of the channel wall of the second diversion channel, part of the wall surface of the connecting pipe forms at least one other part of the second diversion channel, and at least one part of the second diversion channel is filled with melted solder.

2. A valve device according to claim 1, wherein the connecting tube comprises a first sub-wall which is closer to the end face of the connecting tube than the first flange portion, the first sub-wall being spaced from the interface portion by a first predetermined distance.

3. A valve device according to claim 2, wherein the first sub-wall, the wall surface of the interface portion provided in correspondence with the first sub-wall, and a part of the surface of the first flange portion substantially define a first flow guide groove, the first flow guide groove being at least partially filled with the melted solder.

4. A valve device according to claim 1, wherein the interface portion comprises a second sub-wall which is closer to the end face of the connecting tube than the second flange portion, the second sub-wall being spaced from the connecting tube by a second predetermined distance.

5. A valve device according to claim 4, wherein the second sub-wall, the wall surface of the connection pipe provided in correspondence with the second sub-wall, and a part of the surface of the second flange portion substantially define a second flow guide groove, and the second flow guide groove is at least partially filled with the melted solder.

6. The valve device is characterized by comprising a valve body and a connecting pipe, wherein the valve body and the connecting pipe are made of aluminum materials, the valve body comprises an interface part, the connecting pipe is welded and fixed with the interface part, the connecting pipe comprises first flange parts, the first flange parts protrude from the surface of the connecting pipe, the first flange parts are arranged at intervals along the circumferential direction of the connecting pipe, and a first wall part is arranged between two adjacent first flange parts; the interface part comprises second flange parts, the second flange parts protrude from the surface of the interface part, the second flange parts are arranged at intervals along the circumferential direction of the interface part, and a second wall part is arranged between two adjacent second flange parts;

7. A valve device according to claim 6, wherein the connecting tube comprises a first sub-wall, the first sub-wall being closer to the end face of the connecting tube than the first flange portion, the interface portion comprising a second sub-wall, the second sub-wall being closer to the end face of the connecting tube than the second flange portion, the first sub-wall and the second sub-wall having a third predetermined distance therebetween.

8. A valve device according to claim 7, wherein the first sub-wall, the second sub-wall, a portion of the surface of the first flange portion, and a portion of the surface of the second flange portion generally define a third channel, the third channel being at least partially filled with molten solder.

9. A valve device according to any one of claims 6 to 8, wherein the number of the first flange portions is 3 or more, and the number of the second flange portions is provided corresponding to the number of the first flange portions.