CN214036932U - Improve multi-stage pressure reduction governing valve of disk seat structure - Google Patents
Improve multi-stage pressure reduction governing valve of disk seat structure Download PDFInfo
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- CN214036932U CN214036932U CN202120058791.9U CN202120058791U CN214036932U CN 214036932 U CN214036932 U CN 214036932U CN 202120058791 U CN202120058791 U CN 202120058791U CN 214036932 U CN214036932 U CN 214036932U
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- seat
- valve seat
- pressure reduction
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Abstract
The utility model discloses a multistage pressure reduction regulating valve with an improved valve seat structure, which comprises a valve body, a valve cover arranged on the valve body, a bracket arranged on the valve cover, an actuator arranged on the bracket and a valve rod connected with the actuator, and is characterized in that the valve body is provided with a multistage diversion valve seat component, the valve rod is provided with a multistage valve core matched with the multistage valve core component, the multistage valve seat is provided with the multistage valve seat, fluid can effectively degrade the pressure of the fluid when passing through the multistage valve seat, and the shunting capacity of the valve seat to the fluid can be increased by arranging diversion holes, thereby further increasing the pressure reduction effect of the multistage diversion valve seat component, and the intermediate valve seat can play the role of diversion and pressure reduction by the diversion hole-free valve seat and the multistage valve core through the staggered arrangement of the diversion holes, the sealing performance of the device is increased.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a governing valve technical field specifically indicates a improve valve seat structure's multistage decompression governing valve.
[ background of the invention ]
With the rapid development of industries such as petroleum, chemical engineering and the like, the technical requirements on pressure reduction regulating valves widely applied in the industries are higher and higher, the traditional multistage pressure reduction regulating valve only reduces the pressure of fluid passing through a multistage valve seat by matching the multistage valve seat with a multistage valve core to achieve the purpose of pressure reduction, but the mode is often weaker in pressure reduction capacity and cannot meet the pressure reduction requirement, and meanwhile, the multistage pressure reduction valve is easy to leak; therefore, a multi-stage pressure reduction regulating valve with an improved valve seat structure is provided.
[ Utility model ] content
The utility model aims at solving the problem and providing a multistage decompression governing valve of improvement disk seat structure.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an improve multistage pressure reduction governing valve of disk seat structure, includes the valve body, installs the valve gap on the valve body, installs the support on the valve gap to and install the executor on the support and the valve rod of being connected with the executor, characterized by install multistage guiding valve seat subassembly on the valve body, install the multistage case with multistage case subassembly looks adaptation on the valve rod.
Further preferred is: the multi-stage diversion valve seat assembly comprises a bottom valve seat, a top valve seat and a plurality of middle valve seats arranged between the bottom valve seat and the top valve seat, diversion holes are formed in the top valve seat, the middle valve seats are divided into diversion hole valve seats and diversion hole-free valve seats, and the diversion hole valve seats and the diversion hole-free valve seats are installed in a staggered mode.
Further preferred is: the top valve seat is provided with a guide block, the bottom valve seat is provided with a guide groove, the middle valve seat is provided with a guide block and a guide groove, and a sealing ring is further installed in the guide groove.
Further preferred is: the valve is characterized in that a gland is installed on the valve cover, a packing groove is arranged between the valve cover and the gland, and packing matched with the valve rod is installed in the packing groove
Further preferred is: the valve body is provided with a water inlet and a water outlet.
The utility model has the advantages that:
1. the utility model discloses be provided with multistage disk seat, the fluid advances multistage disk seat can the effectual pressure that degrades the fluid, the setting through the water conservancy diversion hole can increase the reposition of redundant personnel ability of disk seat to the fluid simultaneously, thereby further multistage water conservancy diversion disk seat subassembly of increase step-down effect, and through the crisscross installation have water conservancy diversion hole disk seat and do not have water conservancy diversion hole disk seat, can make middle disk seat can play the effect that the water conservancy diversion steps down through having water conservancy diversion hole disk seat and also can play sealed effect through not having water conservancy diversion hole disk seat and multistage case cooperation, the sealing performance of increase device.
2. This use is novel can play the effect of direction to the installation of multistage guiding valve seat subassembly through the cooperation of guide block and guide way to the installation of the multistage guiding valve seat subassembly of being convenient for installs the sealing washer in the guide way simultaneously, can increase the leakproofness of multistage guiding valve seat subassembly.
[ description of the drawings ]
FIG. 1 is a schematic structural diagram of the present invention;
fig. 2 is an enlarged view of a portion a of fig. 1.
Illustration of the drawings: 1. a valve body; 101. a water inlet; 102. a water outlet; 2. a valve cover; 201. a packing groove; 202. a filler; 3. a support; 4. an actuator; 5. a valve stem; 501. a multi-stage spool; 6. a multi-stage diverter valve seat assembly; 601. a bottom valve seat; 602. a top valve seat; 603. a middle valve seat; 6031. a valve seat with a diversion hole; 6032. a valve seat without a diversion hole; 604. a flow guide hole; 605. a guide block; 606. a guide groove; 607. a seal ring; 7. and (7) pressing the cover.
Detailed Description
The multi-stage pressure reducing regulating valve with an improved valve seat structure according to the present invention will be further described with reference to fig. 1-2.
Referring to fig. 1-2, the multistage pressure reduction regulating valve with an improved valve seat structure of the present embodiment includes a valve body 1, a valve cover 2 mounted on the valve body 1 by screws, a support 3 mounted on the valve cover 2 by screws, an actuator 4 mounted on the support 3 by screws, and a valve rod 5 connected to the actuator 4, and is characterized in that a multistage diversion valve seat assembly 6 is mounted on the valve body 1, and a multistage valve core 501 adapted to the multistage diversion valve seat assembly 6 is mounted on the valve rod 5 by screws; the multistage diverter valve seat assembly 6 can be matched with the multistage valve core 501 to achieve the effect of multistage pressure reduction.
Referring to fig. 2, the multi-stage diverter valve seat assembly 6 is divided into a bottom valve seat 601, a top valve seat 602, and a plurality of middle valve seats 603 installed between the bottom valve seat 601 and the top valve seat 602, wherein the top valve seat 602 is provided with a diverter hole 604, the middle valve seats 603 are divided into a diverter hole valve seat 6031 and a non-diverter hole valve seat 6032, and the diverter hole valve seat 6031 and the non-diverter hole valve seat 6032 are installed in a staggered manner; the diversion pressure reduction capacity of the valve seat to the fluid can be increased by arranging the diversion holes 604, the pressure reduction effect of the valve is better, meanwhile, the diversion hole valve seats 6031 and the diversion hole-free valve seats 6032 are installed in a staggered mode, the diversion hole valve seats 6031 can play a role in diversion pressure reduction, and the sealing performance of the multistage valve core can be guaranteed due to the fact that the diversion hole valve seats 6032 are not arranged.
Referring to fig. 2, a guide block 605 is arranged on the top valve seat 602, a guide groove 606 is arranged on the bottom valve seat 601, a guide block 605 and a guide groove 606 are arranged on the middle valve seat 603, and a sealing ring 607 is further arranged in the guide groove 606; through the cooperation of guide block 605 and guide way 606, can play the effect of direction to the installation of multistage diverter valve seat subassembly 6, set up sealing washer 607 in guide way 606 simultaneously can improve the sealing performance of multistage diverter valve seat subassembly 6.
Referring to fig. 1, a gland 7 is mounted on the valve cover 2 through a screw, a packing groove 201 is arranged between the valve cover 2 and the gland 7, and a packing 202 matched with the valve rod 5 is mounted in the packing groove 201; the packing 202 can increase the sealing performance between the bonnet 2 and the valve stem 5.
Referring to fig. 1, the valve body 1 is provided with a water inlet 101 and a water outlet 102.
The utility model discloses a use as follows, at first the fluid gets into the valve body from water inlet 101, drive valve rod 5 through executor 4 and move upwards, valve rod 5 drives case 501 rebound, open the valve, the fluid gets into middle disk seat 603 through bottom disk seat 601, rethread top disk seat 602 flows in delivery port 102 and flows out, carry out multistage decompression through multistage guiding valve seat subassembly 6, rethread top disk seat 602 with have the guiding hole on the guiding hole disk seat 6031 to shunt the fluid, thereby further improving device's step-down effect.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (5)
1. The utility model provides an improve multistage pressure-reducing regulating valve of disk seat structure, includes valve body (1), installs valve gap (2) on valve body (1), installs support (3) on valve gap (2) to and install executor (4) on support (3) and valve rod (5) of being connected with executor (4), characterized by install multistage water conservancy diversion valve seat subassembly (6) on valve body (1), install multistage case (501) with multistage water conservancy diversion valve seat subassembly (6) looks adaptation on valve rod (5).
2. The multistage pressure reduction regulating valve with the improved valve seat structure as claimed in claim 1, wherein: multistage guiding valve seat subassembly (6) divide into bottom disk seat (601), top disk seat (602) to and install a plurality of middle disk seats (603) between bottom disk seat (601) and top disk seat (602), be provided with water conservancy diversion hole (604) on top disk seat (602), middle disk seat (603) divide into and have water conservancy diversion hole disk seat (6031) and do not have water conservancy diversion hole disk seat (6032), have water conservancy diversion hole disk seat (6031) and do not have water conservancy diversion hole disk seat (6032) crisscross installation.
3. The multistage pressure reduction regulating valve with the improved valve seat structure as claimed in claim 2, wherein: the improved valve is characterized in that a guide block (605) is arranged on the top valve seat (602), a guide groove (606) is arranged on the bottom valve seat (601), a guide block (605) and a guide groove (606) are arranged on the middle valve seat (603), and a sealing ring (607) is further arranged in the guide groove (606).
4. The multistage pressure reduction regulating valve with the improved valve seat structure as claimed in claim 1, wherein: the valve is characterized in that a gland (7) is installed on the valve cover (2), a packing groove (201) is formed between the valve cover (2) and the gland (7), and packing (202) matched with the valve rod (5) is installed in the packing groove (201).
5. The multistage pressure reduction regulating valve with the improved valve seat structure as claimed in claim 1, wherein: the valve body (1) is provided with a water inlet (101) and a water outlet (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120058791.9U CN214036932U (en) | 2021-01-11 | 2021-01-11 | Improve multi-stage pressure reduction governing valve of disk seat structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120058791.9U CN214036932U (en) | 2021-01-11 | 2021-01-11 | Improve multi-stage pressure reduction governing valve of disk seat structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214036932U true CN214036932U (en) | 2021-08-24 |
Family
ID=77345551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120058791.9U Active CN214036932U (en) | 2021-01-11 | 2021-01-11 | Improve multi-stage pressure reduction governing valve of disk seat structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214036932U (en) |
-
2021
- 2021-01-11 CN CN202120058791.9U patent/CN214036932U/en active Active
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