CN218543307U - Regulation formula decompression check valve - Google Patents
Regulation formula decompression check valve Download PDFInfo
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- CN218543307U CN218543307U CN202222562687.0U CN202222562687U CN218543307U CN 218543307 U CN218543307 U CN 218543307U CN 202222562687 U CN202222562687 U CN 202222562687U CN 218543307 U CN218543307 U CN 218543307U
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- check valve
- groove
- pressure reducing
- valve body
- seted
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Abstract
The utility model provides a regulation formula decompression check valve. The regulating pressure reducing one-way valve comprises: a check valve body; the control tube, the control tube passes through threaded connection and check valve body's outside, the mounting groove has been seted up to the inside of control tube, the internally mounted of mounting groove has solid fixed ring, solid fixed ring's inside has seted up the intercommunication groove, the rotation groove has been seted up to the inside in intercommunication groove, the inside fixedly connected with adapter ring in rotation groove. The utility model provides a pair of thereby it rotates to adjust formula decompression check valve through rotating the connecting plate and driving the threaded rod to fixed block through connecting drives the connecting block and carries out the regulation of position, thereby control changes the whole and coupling assembling's of seal position, make the seal change in the inside position of second spread groove, make personnel can be according to corresponding required water pressure, the corresponding position of seal is adjusted in light convenient control, thereby the pressure control that makes the decompression check valve obtains changing.
Description
Technical Field
The utility model relates to a decompression check valve field especially relates to a regulation formula decompression check valve.
Background
The check valve is commonly called a check valve, fluid can only flow along the water inlet, and the medium at the water outlet cannot flow back. Check valves are also known as check valves or back-pressure valves. For preventing reverse flow of oil in hydraulic systems or for preventing reverse flow of compressed air in pneumatic systems. The one-way valve has a straight-through type and a right-angle type. The straight-through one-way valve is installed on the pipeline by threaded connection. The right-angle type one-way valve has three forms of threaded connection, plate type connection and flange connection.
The pressure reducing valve is a valve which reduces the inlet pressure to a certain required outlet pressure by adjusting and leads the outlet pressure to automatically keep stable by depending on the energy of a medium, and the pressure reducing valve and the one-way valve are used jointly, thereby realizing the function of controlling the one-way valve to have the pressure reducing function.
However, most of the existing pressure reducing check valves are installed correspondingly and selectively according to the required pressure when in use, and when the pressure is required to be changed subsequently, the valve body needs to be disassembled and replaced, so that the pressure reducing check valve is difficult to control and adjust corresponding to the pressure.
Therefore, it is necessary to provide a pressure reducing check valve with adjustable type to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a regulation formula decompression check valve has solved the problem that check valve pressure control adjusted the difficulty.
In order to solve the technical problem, the utility model provides a pair of regulation formula decompression check valve includes: a check valve body;
the control tube, the control tube passes through threaded connection in check valve body's outside, the mounting groove has been seted up to the inside of control tube, the internally mounted of mounting groove has solid fixed ring, gu fixed ring's inside has seted up the intercommunication groove, the rotation groove has been seted up to the inside in intercommunication groove, the inside fixedly connected with switching ring in rotation groove, there is the threaded rod inside the switching ring through thread groove threaded connection, the bottom fixedly connected with fixed block of threaded rod, the intercommunication groove is used for running through of threaded rod to extend, the section of fixed block is the T style of calligraphy.
Preferably, a second connecting groove is formed in the one-way valve body, a first connecting groove is formed in the one-way valve body and located below the second connecting groove, the diameter of the second connecting groove is larger than that of the first connecting groove, the first connecting groove is communicated with the inlet, and the second connecting groove is communicated with the outlet.
Preferably, the top end of the threaded rod is fixedly connected with a connecting plate, the diameter of the connecting plate corresponds to that of the mounting groove, and the connecting plate is used for sealing the top of the control tube.
Preferably, the inside fixedly connected with connecting block of second spread groove, the fixed orifices has been seted up at the top of connecting block, the fixed orifices is used for connecting the installation fixed block.
Preferably, the bottom fixedly connected with spring of connecting block, the bottom fixedly connected with seal of spring, the seal is current structure.
Preferably, an outlet and an inlet are respectively formed in the outer portion of the check valve body, the outlet is located above the inlet, and the outlet is connected with the pressure reducing valve.
Preferably, a pressure reducing valve is mounted outside the check valve body and outside the outlet. (the pressure reducing valve is an existing device.
Compared with the prior art, the utility model provides a pair of regulation formula decompression check valve has following beneficial effect:
the utility model provides a regulation formula decompression check valve, thereby it rotates to drive the threaded rod through rotating the connecting plate, thereby the fixed block through connecting drives the connecting block and carries out the regulation of position, thereby control changes the whole and coupling assembling's of seal position, make the seal change in the inside position of second spread groove, make personnel can be according to corresponding required water pressure, the corresponding position of seal is adjusted in light convenient control, thereby the pressure control that makes the decompression check valve obtains changing.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of an adjustable pressure reducing check valve according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is an enlarged schematic view of a portion B shown in fig. 1.
The reference numbers in the figures: 1. the connecting plate, 2, mounting groove, 3, solid fixed ring, 4, relief pressure valve, 5, export, 6, entry, 7, first connecting groove, 8, the sealing body, 9, the second connecting groove, 10, the spring, 11, check valve body, 12, the threaded rod, 13, the rotation groove, 14, the adapter ring, 15, the thread groove, 16, the intercommunication groove, 17, the connecting block, 18, the fixed orifices, 19, the fixed block, 20, the control tube.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, fig. 2 and fig. 3, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of an adjustable pressure reducing check valve according to the present invention; FIG. 2 is an enlarged view of the portion A shown in FIG. 1; fig. 3 is an enlarged schematic view of a portion B shown in fig. 1. An adjustable pressure reducing one-way valve comprising: a check valve body 11;
The check valve comprises a check valve body 11, wherein a second connecting groove 9 is formed in the check valve body 11, a first connecting groove 7 is formed in the check valve body 11 and located below the second connecting groove 9, the diameter of the second connecting groove 9 is larger than that of the first connecting groove 7, the first connecting groove 7 is communicated with an inlet 6, and the second connecting groove 9 is communicated with an outlet 5.
The top end of the threaded rod 12 is fixedly connected with a connecting plate 1, the diameter of the connecting plate 1 corresponds to that of the mounting groove 2, and the connecting plate 1 is used for sealing the top of the control tube 20 and adjusting the rotary threaded rod 12.
The inside fixedly connected with connecting block 17 of second spread groove 9, fixed orifices 18 have been seted up at the top of connecting block 17, fixed orifices 18 are used for connecting installation fixed block 19.
The bottom fixedly connected with spring 10 of connecting block 17, the bottom fixedly connected with seal 8 of spring 10, seal 8 is current structure for the inside sealed or the circulation of control check valve.
An outlet 5 and an inlet 6 are respectively formed in the outer portion of the one-way valve body 11, the outlet 5 is located above the inlet 6, and the outlet 5 is connected with the pressure reducing valve 4.
And a pressure reducing valve 4 is arranged outside the one-way valve body 11 and outside the outlet 5. (the pressure reducing valve 4 is an existing device.
The utility model provides a pair of regulation formula decompression check valve's theory of operation as follows:
the liquid is injected through the inlet 6, flows from the first connecting groove 7 to the inside of the second connecting groove 9, pushes the sealing body 8 to move so that the spring contracts, is discharged from the position of the outlet 5, flows to the inside of the pressure reducing valve 4, and is discharged after the pressure reducing process is carried out;
when personnel need control the pressure of adjusting the check valve, thereby drive threaded rod 12 through rotating connecting plate 1 and rotate to the fixed block 19 through the connection drives connecting block 17 and carries out the regulation of position, thereby the control seal 8 is in the inside position change of second spread groove 9.
Compared with the prior art, the utility model provides a pair of regulation formula decompression check valve has following beneficial effect:
thereby drive threaded rod 12 through rotating connecting plate 1 and rotate, thereby drive connecting block 17 through the fixed block 19 of connecting and carry out the regulation of position, thereby control changes the whole and coupling assembling's of seal 8 position, make seal 8 change in the inside position of second spread groove 9, make personnel can be according to corresponding required water pressure, the corresponding position of seal 8 is adjusted in light convenient control, thereby the pressure control that makes the decompression check valve obtains changing.
The above-mentioned only be the embodiment of the present invention, not consequently the restriction of the patent scope of the present invention, all utilize the equivalent structure or equivalent flow transform made of the content of the specification and the attached drawings, or directly or indirectly use in other relevant technical fields, all including in the same way the patent protection scope of the present invention.
Claims (7)
1. A regulated pressure reducing check valve, comprising: a check valve body (11);
control tube (20), control tube (20) are through threaded connection in the outside of check valve body (11), mounting groove (2) have been seted up to the inside of control tube (20), the internally mounted of mounting groove (2) has solid fixed ring (3), intercommunication groove (16) have been seted up to the inside of solid fixed ring (3), rotation groove (13) have been seted up to the inside in intercommunication groove, the inside fixedly connected with switching ring (14) in rotation groove (13), there is threaded rod (12) inside of switching ring (14) through thread groove (15) threaded connection, the bottom fixedly connected with fixed block (19) of threaded rod (12).
2. A regulating pressure reducing one-way valve according to claim 1, characterized in that the one-way valve body (11) is internally provided with a second connecting groove (9), and the one-way valve body (11) is internally provided with a first connecting groove (7) below the second connecting groove (9).
3. An adjustable pressure reducing one-way valve according to claim 1, wherein a connecting plate (1) is fixedly connected to the top end of the threaded rod (12), and the diameter of the connecting plate (1) corresponds to the diameter of the mounting groove (2).
4. A regulating pressure reducing one-way valve according to claim 2, characterized in that a connecting block (17) is fixedly connected to the inside of the second connecting groove (9), and a fixing hole (18) is formed in the top of the connecting block (17).
5. A regulating pressure reducing one-way valve according to claim 4, characterized in that a spring (10) is fixedly connected to the bottom of the connecting block (17), and a sealing body (8) is fixedly connected to the bottom end of the spring (10).
6. A regulated pressure reducing check valve according to claim 1, characterized in that said check valve body (11) is externally provided with an outlet (5) and an inlet (6), respectively, said outlet (5) being located above said inlet (6).
7. A pressure reducing, regulating check valve according to claim 6, characterised in that outside the check valve body (11) and outside the outlet (5) is fitted a pressure reducing valve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222562687.0U CN218543307U (en) | 2022-09-27 | 2022-09-27 | Regulation formula decompression check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222562687.0U CN218543307U (en) | 2022-09-27 | 2022-09-27 | Regulation formula decompression check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218543307U true CN218543307U (en) | 2023-02-28 |
Family
ID=85274534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222562687.0U Active CN218543307U (en) | 2022-09-27 | 2022-09-27 | Regulation formula decompression check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218543307U (en) |
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2022
- 2022-09-27 CN CN202222562687.0U patent/CN218543307U/en active Active
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