Detachable pressure gauge adapter

Abstract

The utility model relates to the field of pressure gauge crossover couplings, and discloses a detachable pressure gauge crossover coupling, which comprises a pressure gauge, the lower surface of the pressure gauge is fixedly connected with a connecting seat, the lower surface of the connecting seat is fixedly connected with a connecting pipe, and the middle part of the outer wall of the connecting pipe is fixedly connected with a plurality of fixing blocks. A connector is arranged at the lower end of the pressure gauge, a circulation groove is formed in the connector, a plurality of sliding grooves are formed in the upper end of the inner wall of the circulation groove, and a plurality of fixing grooves are formed in the middle of the inner wall of the circulation groove. According to the conversion joint, the fixing block is arranged, the fixing block is inserted into the sliding groove, and the pressure gauge is rotated, so that the fixing block moves in the fixing groove, and the fixing groove fixes the position of the connector through the fixing block; therefore, the connector and the pressure gauge can be quickly assembled and disassembled, and any tool is not needed.

Description

Technical Field

[0001] The utility model relates to the field of pressure gauge conversion joints, in particular to a detachable pressure gauge conversion joint. Background Art

[0002] A pressure gauge conversion joint is a joint device connected between a pressure gauge and a pressure source to be measured, and is used to connect pressure gauges of different specifications or types to the pressure source to be measured, so that the pressure gauge can accurately measure the pressure value of the pressure source to be measured. In the industrial field, since the interface specifications of pressure sensors or pressure gauges between different equipment or systems are different, a conversion joint is required to achieve the connection between them. For this purpose, a detachable pressure gauge conversion joint is proposed.

[0003] Most of the existing pressure gauge conversion joints cannot be replaced quickly and effectively. They often need to be replaced with the help of a wrench, which is relatively troublesome. At the same time, when the conversion joint is in use, the medium will flow into the conversion joint, which may cause the medium to corrode the inside of the conversion joint, causing damage or leakage of the conversion joint. Therefore, technical improvements are urgently needed. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and to propose a detachable pressure gauge conversion joint. The conversion joint is provided with an anti-corrosion layer, and the anti-corrosion layer is sprayed on the inner wall of the connector so that the anti-corrosion layer acts as an anti-corrosion layer for the inner wall of the connector, thereby avoiding the problem of medium entering the interior of the connector and possibly causing erosion of the inner wall. The anti-rust paint on the outer wall can effectively improve the anti-rust effect of the connector, thereby effectively improving the service life of the connector.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A detachable pressure gauge conversion joint comprises a pressure gauge, a connection seat is fixedly connected to the lower surface of the pressure gauge, a connection pipe is fixedly connected to the lower surface of the connection seat, a plurality of fixing blocks are fixedly connected to the middle of the outer wall of the connection pipe, a connection head is arranged at the lower end of the pressure gauge, a flow groove is provided inside the connection head, a plurality of slide grooves are provided at the upper end of the inner wall of the flow groove, a plurality of fixing grooves are provided in the middle of the inner wall of the flow groove, an anti-corrosion layer is sprayed on the inner wall of the flow groove, and a nickel electroplating coating and anti-rust paint are arranged on the outer wall of the connection head in sequence;

[0007] Through the above technical solution, this detachable pressure gauge conversion joint has beneficial effects such as corrosion resistance, convenient maintenance, smooth fluid flow and good sealing, and is suitable for pressure gauge conversion systems that require reliable performance and long-term stable operation.

[0008] Furthermore, the slide grooves are connected to the fixed grooves respectively;

[0009] Furthermore, the fixing block slides inside the sliding groove and engages with the fixing groove;

[0010] Through the above technical solution, the pressure gauge and the connector can be better fixed by the fixing block sliding inside the slide groove and engaging with the fixing groove.

[0011] Furthermore, a sealing gasket is provided at the lower end of the outer wall of the connecting pipe;

[0012] Through the above technical solution, a sealing gasket is provided at the lower end of the outer wall of the connecting pipe, thereby effectively improving the sealing performance.

[0013] Furthermore, the lower end of the outer wall of the connector is provided with an external thread;

[0014] Through the above technical solution, an external thread is provided at the lower end of the outer wall of the connector, so that it can be installed better.

[0015] Furthermore, the anti-rust paint is made of zinc oxide;

[0016] Through the above technical solution, the anti-rust paint is made of zinc oxide, so that the problem of rust on the connector can be effectively suppressed.

[0017] Furthermore, the anti-corrosion layer is made of phosphate film material;

[0018] Through the above technical solution, the anti-corrosion layer is made of phosphating film material, so that the anti-corrosion effect can be effectively improved.

[0019] The utility model has the following beneficial effects:

[0020] 1. The utility model proposes a detachable pressure gauge conversion joint. Compared with the existing conversion joints, the conversion joint is provided with a fixed block. By inserting the fixed block into the slide groove and rotating the pressure gauge, the fixed block is moved in the fixed groove, so that the fixed groove fixes the position of the connector through the fixed block, so that the connector and the pressure gauge can be quickly installed and disassembled without the help of any tools.

[0021] 2. The utility model proposes a detachable pressure gauge conversion joint. Compared with the existing conversion joints, the conversion joint has an anti-corrosion layer which is sprayed on the inner wall of the connector, so that the anti-corrosion layer serves as an anti-corrosion layer for the inner wall of the connector, thereby avoiding the problem of the medium entering the interior of the connector and possibly causing erosion of the inner wall. The anti-rust paint on the outer wall can effectively improve the anti-rust effect of the connector, thereby effectively improving the service life of the connector. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is an axonometric view of a detachable pressure gauge conversion joint proposed by the utility model;

[0023] Figure 2 This is a structural schematic diagram of a detachable pressure gauge conversion joint proposed by the utility model;

[0024] Figure 3 This is an axonometric view of a connector in a detachable pressure gauge conversion joint proposed by the utility model;

[0025] Figure 4 This is an axial cross-sectional view of a connector in a detachable pressure gauge conversion joint proposed by the utility model;

[0026] Figure 5 The utility model provides a partial cross-sectional view of a connector in a detachable pressure gauge conversion joint.

[0027] Legend:

[0028] 1. Pressure gauge; 2. Connecting seat; 3. Connecting pipe; 4. Connecting head; 5. External thread; 6. Fixing block; 7. Sealing gasket; 8. Fixing groove; 9. Slide groove; 10. Flow groove; 11. Anti-corrosion layer; 12. Nickel electroplating coating; 13. Anti-rust paint. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] Reference Figure 1-5 , an embodiment provided by the utility model:

[0031] A detachable pressure gauge conversion joint comprises a pressure gauge 1, a connection seat 2 is fixedly connected to the lower surface of the pressure gauge 1, a connection pipe 3 is fixedly connected to the lower surface of the connection seat 2, a plurality of fixing blocks 6 are fixedly connected to the middle of the outer wall of the connection pipe 3, a connection head 4 is arranged at the lower end of the pressure gauge 1, a flow groove 10 is opened inside the connection head 4, a plurality of slide grooves 9 are opened at the upper end of the inner wall of the flow groove 10, a plurality of fixing grooves 8 are opened in the middle of the inner wall of the flow groove 10, an anti-corrosion layer 11 is sprayed on the inner wall of the flow groove 10, and a nickel electroplating coating 12 and an anti-rust paint 13 are arranged on the outer wall of the connection head 4 in sequence;

[0032] This detachable pressure gauge conversion joint has the beneficial effects of corrosion resistance, convenient maintenance, smooth fluid flow and good sealing, and is suitable for pressure gauge conversion systems that require reliable performance and long-term stable operation.

[0033] The slide grooves 9 are respectively connected with the fixed grooves 8, and the fixed blocks 6 slide inside the slide grooves 9 and snap-fit ​​with the fixed grooves 8. The fixed blocks 6 slide inside the slide grooves 9 and snap-fit ​​with the fixed grooves 8, so that the pressure gauge 1 and the connector 4 can be better fixed. A sealing gasket 7 is provided at the lower end of the outer wall of the connecting pipe 3. The sealing gasket 7 is provided at the lower end of the outer wall of the connecting pipe 3, so that the sealing performance can be effectively improved. An external thread 5 is provided at the lower end of the outer wall of the connector 4. The external thread 5 is provided at the lower end of the outer wall of the connector 4, so that it can be better installed. The anti-rust paint 13 is made of zinc oxide. The anti-rust paint 13 is made of zinc oxide, so that the problem of rust on the connector 4 can be effectively suppressed. The anti-corrosion layer 11 is made of phosphate film material. The anti-corrosion layer 11 is made of phosphate film material, so that the anti-corrosion effect can be effectively improved.

[0034] Working principle: When in use, insert the fixing block 6 into the slide groove 9, and insert the fixing block 6 into the bottom of the slide groove 9, and rotate the pressure gauge 1, so that the fixing block 6 moves in the fixing groove 8, so that the fixing groove 8 fixes the position of the connecting head 4 through the fixing block 6, so that the connecting head 4 and the pressure gauge 1 can be quickly installed and disassembled. When testing the medium pressure, the anti-corrosion layer 11 can be set, and the anti-corrosion layer 11 can be sprayed on the inner wall of the connecting head 4, so that the anti-corrosion layer 11 acts as an anti-corrosion layer for the inner wall of the connecting head 4, thereby avoiding the problem of medium entering the interior of the connecting head 4 and causing erosion of the inner wall, and the anti-rust paint 13 on the outer wall can effectively improve the anti-rust effect of the connecting head 4, and then the nickel electroplating coating 12 is set, and the nickel electroplating coating 12 can effectively improve the corrosion resistance and gloss of the connecting head 4.

[0035] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A detachable pressure gauge conversion joint, comprising a pressure gauge (1), characterized in that: The lower surface of the pressure gauge (1) is fixedly connected to a connection seat (2), the lower surface of the connection seat (2) is fixedly connected to a connection pipe (3), the middle part of the outer wall of the connection pipe (3) is fixedly connected to a plurality of fixing blocks (6), the lower end of the pressure gauge (1) is provided with a connection head (4), the interior of the connection head (4) is provided with a circulation groove (10), the upper end of the inner wall of the circulation groove (10) is provided with a plurality of slide grooves (9), the middle part of the inner wall of the circulation groove (10) is provided with a plurality of fixing grooves (8), the inner wall of the circulation groove (10) is sprayed with an anti-corrosion layer (11), and the outer wall of the connection head (4) is provided with a nickel electroplating coating (12) and an anti-rust paint (13) in sequence.

2. A detachable pressure gauge conversion joint according to claim 1, characterized in that: The sliding grooves (9) are respectively connected to the fixing grooves (8).

3. The detachable pressure gauge conversion joint according to claim 1, characterized in that: The fixing block (6) slides inside the sliding groove (9) and is engaged with the fixing groove (8).

4. The detachable pressure gauge conversion joint according to claim 1, characterized in that: A sealing gasket (7) is provided at the lower end of the outer wall of the connecting pipe (3).

5. The detachable pressure gauge conversion joint according to claim 1, characterized in that: The lower end of the outer wall of the connector (4) is provided with an external thread (5).

6. The detachable pressure gauge conversion joint according to claim 1, characterized in that: The anti-rust paint (13) is made of zinc oxide.

7. The detachable pressure gauge conversion joint according to claim 1, characterized in that: The anti-corrosion layer (11) is made of phosphate film material.

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