CN221121360U - Adjustable one-way pressure maintaining valve - Google Patents
Adjustable one-way pressure maintaining valve Download PDFInfo
- Publication number
- CN221121360U CN221121360U CN202322735841.4U CN202322735841U CN221121360U CN 221121360 U CN221121360 U CN 221121360U CN 202322735841 U CN202322735841 U CN 202322735841U CN 221121360 U CN221121360 U CN 221121360U
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- Prior art keywords
- pressure maintaining
- maintaining valve
- adjustable
- valve body
- sleeve
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- 239000007788 liquid Substances 0.000 claims abstract description 47
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Valve Housings (AREA)
Abstract
The utility model relates to the technical field of one-way pressure maintaining valves, in particular to an adjustable one-way pressure maintaining valve, which comprises a pressure maintaining valve body, wherein the left side and the right side of the pressure maintaining valve body are respectively connected with an adjustable liquid inlet pipe and an adjustable liquid outlet pipe, one sides of the adjustable liquid inlet pipe and the adjustable liquid outlet pipe, which are far away from the pressure maintaining valve body, are respectively connected with connecting nuts, liquid inlets are formed in the connecting nuts positioned on the left side of the pressure maintaining valve body, liquid outlets are formed in the connecting nuts positioned on the right side of the pressure maintaining valve body, a detachable overhaul shell is arranged on the outer layer of the pressure maintaining valve body, the length of a pipeline is changed through the adjustable liquid inlet pipe and the adjustable liquid outlet pipe, and the problem that the whole of the existing one-way pressure maintaining valve is of a fixed structure, and the length of the pipeline on the left side and the right side cannot be adjusted according to requirements is solved.
Description
Technical Field
The utility model relates to the technical field of one-way pressure maintaining valves, in particular to an adjustable one-way pressure maintaining valve.
Background
In the prior art, the one-way pressure maintaining valve still has the following defects: the whole fixed knot that is of current one-way pressure retaining valve constructs, and the pipeline of left and right sides can't carry out the regulation of length according to the demand, and the coupling nut size of current one-way pressure retaining valve left and right sides is also fixed generally in addition, can't be applicable to not unidimensional pipeline, and the practicality is relatively poor.
Therefore, it is important to design an adjustable one-way pressure maintaining valve to improve the whole practicability by changing the technical defects.
Disclosure of utility model
The utility model aims to provide an adjustable one-way pressure maintaining valve so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
An adjustable one-way pressure-maintaining valve comprises a pressure-maintaining valve body, wherein the left side and the right side of the pressure-maintaining valve body are respectively connected with an adjustable liquid inlet pipe and an adjustable liquid outlet pipe, one side of the adjustable liquid inlet pipe and one side of the adjustable liquid outlet pipe, which are far away from the pressure-maintaining valve body, are respectively connected with a connecting screw cap, the inside of the connecting screw cap positioned at the left side of the pressure maintaining valve body is provided with a liquid inlet, the inside of the connecting screw cap positioned at the right side of the pressure maintaining valve body is provided with a liquid outlet, and the outer layer of the pressure maintaining valve body is provided with a detachable overhaul shell;
The adjustable liquid inlet pipe and the adjustable liquid outlet pipe comprise telescopic pipes connected to the left side and the right side of the pressure maintaining valve body, one side, far away from the pressure maintaining valve body, of each telescopic pipe is connected with a sleeve, the top of each telescopic pipe is provided with a plurality of fixing holes, the top of each sleeve is connected with an adjusting bolt, and the top of each adjusting bolt is connected with an adjusting hand wheel;
the inside of coupling nut has set gradually first spread groove, second spread groove and third spread groove from inside to outside, the inside size of first spread groove is greater than the inside size of second spread groove, the inside size of second spread groove is greater than the inside size of third spread groove.
As a preferable scheme of the utility model, the whole diameter of the telescopic tube is smaller than the inner dimension of the sleeve, and the telescopic tube is connected with the sleeve in a sliding connection mode.
As a preferable scheme of the utility model, the inner wall of the sleeve is provided with a sealing gasket, and the sealing gasket is made of rubber material.
As a preferable scheme of the utility model, a threaded hole position matched with the fixing hole is formed at the top of the sleeve, and the adjusting bolt is connected with the threaded hole position and the fixing hole in a threaded connection mode.
As a preferable scheme of the utility model, the inner walls of the first connecting groove, the second connecting groove and the third connecting groove are respectively provided with an internal thread groove, and the first connecting groove, the second connecting groove and the third connecting groove are connected with an external pipeline through the internal thread grooves in a threaded connection mode.
As the preferable scheme of the utility model, the whole overhaul shell is of a square structure, and four corners are designed through chamfers and are fixedly connected with the pressure maintaining valve body by adopting screws.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the adjustable one-way pressure-maintaining valve, the length of the pipeline is changed through the adjusting liquid inlet pipe and the adjusting liquid outlet pipe, so that when the adjustable one-way pressure-maintaining valve is connected with an external pipeline, the external pipeline is prolonged when the external pipeline is insufficient, and the adjustable one-way pressure-maintaining valve is suitable for installation conditions, and therefore the problems that the whole existing one-way pressure-maintaining valve is of a fixed structure, and the length of the pipelines on the left side and the right side cannot be adjusted according to requirements are solved.
2. According to the adjustable one-way pressure maintaining valve, the first connecting groove, the second connecting groove and the third connecting groove which are different in size are respectively formed in the connecting nuts connected with the outside, so that the adjustable one-way pressure maintaining valve can adapt to installation of connecting pipelines with different sizes, the overall practicability is improved, and the problems that the connecting nuts on the left side and the right side of the conventional one-way pressure maintaining valve are usually fixed in size, cannot be suitable for pipelines with different sizes and are poor in practicability are solved.
Drawings
FIG. 1 is a diagram of the overall structure of the present utility model;
FIG. 2 is a partial internal structure diagram of the one-way pressure maintaining valve of the present utility model;
FIG. 3 is a schematic view of the connecting nut of the present utility model.
In the figure: 1. a pressure maintaining valve body; 2. an adjusting liquid inlet pipe; 3. an adjustable liquid outlet pipe; 31. a telescopic tube; 32. a sleeve; 321. a sealing gasket; 33. a fixing hole; 34. an adjusting bolt; 35. an adjusting hand wheel; 4. a connecting nut; 41. a first connection groove; 42. a second connecting groove; 43. a third connecting groove; 5. a liquid inlet; 6. a liquid outlet; 7. and (5) overhauling the shell.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-3, the present utility model provides a technical solution:
The adjustable one-way pressure maintaining valve comprises a pressure maintaining valve body 1, wherein the left side and the right side of the pressure maintaining valve body 1 are respectively connected with an adjustable liquid inlet pipe 2 and an adjustable liquid outlet pipe 3, the adjustable liquid inlet pipe 2 and the adjustable liquid outlet pipe 3 are used for inputting and outputting liquid media, the adjustable liquid inlet pipe 2 and the adjustable liquid outlet pipe 3 comprise telescopic pipes 31 connected to the left side and the right side of the pressure maintaining valve body 1, one side of each telescopic pipe 31, far away from the pressure maintaining valve body 1, is connected with a sleeve 32, the top of each telescopic pipe 31 is provided with a plurality of fixing holes 33, the top of each sleeve 32 is connected with an adjusting bolt 34, and the top of each adjusting bolt 34 is connected with an adjusting hand wheel 35, so that the adjusting hand wheel 35 is used for rotating to drive the adjusting bolt 34, and the adjustable liquid inlet pipe 2 and the adjustable liquid outlet pipe 3 can be fixed to keep a certain length;
The whole diameter of flexible pipe 31 is less than the inside dimension of sleeve 32, flexible pipe 31 and sleeve 32 are connected and connected mode is sliding connection, the inner wall of sleeve 32 is provided with sealed pad 321, sealed pad 321 is the rubber material, sealed state can be ensured to the cavity between when sliding between sleeve 32 and flexible pipe 31 through sealed pad 321 of rubber material, avoid producing the hidden danger of weeping, a screw hole site with fixed orifices 33 assorted has been seted up at the top of sleeve 32, adjusting bolt 34 and this screw hole site and fixed orifices 33 connect and connected mode be threaded connection, thereby the problem that current one-way pressure retaining valve is whole to be fixed knot structure, and the pipeline of left and right sides can't carry out length adjustment according to the demand has been solved.
In this embodiment, referring to fig. 1, 2 and 3, a connecting nut 4 is connected to one side of the adjusting liquid inlet pipe 2 and the adjusting liquid outlet pipe 3 away from the pressure maintaining valve body 1, a liquid inlet 5 is provided in the connecting nut 4 located at the left side of the pressure maintaining valve body 1, a liquid outlet 6 is provided in the connecting nut 4 located at the right side of the pressure maintaining valve body 1, a connecting nut 4 is connected to one side of the adjusting liquid inlet pipe 2 and the adjusting liquid outlet pipe 3 away from the pressure maintaining valve body 1, a liquid inlet 5 is provided in the connecting nut 4 located at the left side of the pressure maintaining valve body 1, and a liquid outlet 6 is provided in the connecting nut 4 located at the right side of the pressure maintaining valve body 1;
Wherein all seted up the internal thread groove on the inner wall of first spread groove 41, second spread groove 42 and third spread groove 43, first spread groove 41, second spread groove 42 and third spread groove 43 are threaded connection through the pipeline and the connected mode of internal thread groove connection outside, through be provided with the first spread groove 41 of different size respectively with external connection's coupling nut 4 inside, second spread groove 42 and third spread groove 43, thereby can adapt to outside different connecting tube size and install, whole practicality has been improved, the coupling nut 4 size of current check pressure retaining valve left and right sides is also fixed generally, can't be applicable to not unidimensional pipeline yet, the problem that the practicality is relatively poor.
The working flow of the utility model is as follows: when the adjustable one-way pressure maintaining valve is used, firstly, the adjusting hand wheel 35 is rotated, the top of the sleeve 32 is provided with a threaded hole position matched with the fixed hole 33, under the condition that the adjusting bolt 34 is connected with the threaded hole position and the fixed hole 33 in a threaded connection mode, then the adjusting bolt 34 at the bottom is driven to rotate, so that the adjusting bolt 34 is positioned in the threaded hole position to rotate, finally, the adjusting bolt is separated from the fixed hole 33, under the condition that the integral diameter of the telescopic pipe 31 is smaller than the inner size of the sleeve 32, the telescopic pipe 31 is connected with the sleeve 32 in a sliding connection mode, the positions of the sleeve 32 and the telescopic pipe 31 can be adjusted at the moment, the length of a pipeline can be changed, and when the adjusting bolt is connected with an external pipeline, the external pipeline is not enough, with the adaptation installation condition, afterwards, the internal thread groove has all been seted up on the inner wall of first spread groove 41, second spread groove 42 and third spread groove 43, under the condition that first spread groove 41, second spread groove 42 and third spread groove 43 pass through the pipeline of internal thread groove connection outside and the connected mode is threaded connection, through be provided with the first spread groove 41 of different size respectively with outside connection nut 4 inside, second spread groove 42 and third spread groove 43, thereby can adapt to outside different connecting tube size and install, whole practicality has been improved, the connecting nut size of current one-way pressure maintaining valve left and right sides is also fixed generally, can't be applicable to not unidimensional pipeline, the problem that the practicality is relatively poor.
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 (6)
1. The utility model provides an adjustable one-way pressure retaining valve, includes pressure retaining valve body (1), its characterized in that: the left side and the right side of the pressure maintaining valve body (1) are respectively connected with an adjusting liquid inlet pipe (2) and an adjusting liquid outlet pipe (3), one sides of the adjusting liquid inlet pipe (2) and the adjusting liquid outlet pipe (3) far away from the pressure maintaining valve body (1) are respectively connected with a connecting screw cap (4), a liquid inlet (5) is formed in the connecting screw cap (4) positioned on the left side of the pressure maintaining valve body (1), a liquid outlet (6) is formed in the connecting screw cap (4) positioned on the right side of the pressure maintaining valve body (1), and a detachable overhaul shell (7) is arranged on the outer layer of the pressure maintaining valve body (1);
The adjustable liquid inlet pipe (2) and the adjustable liquid outlet pipe (3) comprise telescopic pipes (31) connected to the left side and the right side of the pressure maintaining valve body (1), one side, far away from the pressure maintaining valve body (1), of each telescopic pipe (31) is connected with a sleeve (32), a plurality of fixing holes (33) are formed in the top of each telescopic pipe (31), an adjusting bolt (34) is connected to the top of each sleeve (32), and an adjusting hand wheel (35) is connected to the top of each adjusting bolt (34);
The inside of coupling nut (4) has set gradually first spread groove (41), second spread groove (42) and third spread groove (43) from inside to outside, the inside size of first spread groove (41) is greater than the inside size of second spread groove (42), the inside size of second spread groove (42) is greater than the inside size of third spread groove (43).
2. An adjustable one-way pressure maintaining valve according to claim 1, wherein: the whole diameter of the telescopic tube (31) is smaller than the inner dimension of the sleeve (32), and the telescopic tube (31) is connected with the sleeve (32) in a sliding connection mode.
3. An adjustable one-way pressure maintaining valve according to claim 1, wherein: the inner wall of the sleeve (32) is provided with a sealing gasket (321), and the sealing gasket (321) is made of rubber.
4. An adjustable one-way pressure maintaining valve according to claim 1, wherein: a threaded hole position matched with the fixing hole (33) is formed in the top of the sleeve (32), and the adjusting bolt (34) is connected with the threaded hole position and the fixing hole (33) in a threaded connection mode.
5. An adjustable one-way pressure maintaining valve according to claim 1, wherein: internal thread grooves are formed in the inner walls of the first connecting groove (41), the second connecting groove (42) and the third connecting groove (43), and the first connecting groove (41), the second connecting groove (42) and the third connecting groove (43) are connected with an external pipeline through the internal thread grooves in a threaded connection mode.
6. An adjustable one-way pressure maintaining valve according to claim 1, wherein: the maintenance casing (7) is of a square structure as a whole, and four corners are designed through chamfers and are fixedly connected with the pressure maintaining valve body (1) through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322735841.4U CN221121360U (en) | 2023-10-10 | 2023-10-10 | Adjustable one-way pressure maintaining valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322735841.4U CN221121360U (en) | 2023-10-10 | 2023-10-10 | Adjustable one-way pressure maintaining valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221121360U true CN221121360U (en) | 2024-06-11 |
Family
ID=91343422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322735841.4U Active CN221121360U (en) | 2023-10-10 | 2023-10-10 | Adjustable one-way pressure maintaining valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221121360U (en) |
-
2023
- 2023-10-10 CN CN202322735841.4U patent/CN221121360U/en active Active
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