CN218598818U - Regulating valve with high sealing performance - Google Patents
Regulating valve with high sealing performance Download PDFInfo
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- CN218598818U CN218598818U CN202222460114.7U CN202222460114U CN218598818U CN 218598818 U CN218598818 U CN 218598818U CN 202222460114 U CN202222460114 U CN 202222460114U CN 218598818 U CN218598818 U CN 218598818U
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- 238000007789 sealing Methods 0.000 title claims abstract description 63
- 230000001105 regulatory effect Effects 0.000 title description 12
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 230000006978 adaptation Effects 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract description 12
- 239000012530 fluid Substances 0.000 claims abstract description 6
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005034 decoration Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a high sealing performance's governing valve, its structure is including the valve body, set up the valve gap on top on the valve body, install actuating mechanism on the valve gap and the valve rod of being connected with actuating mechanism, the valve rod other end is connected with the case, the break-make mouth department of valve body is provided with and is used for the installation to press the installation step of cover, press the cover both sides correspondence to set up two fluid openings and press the cover below and seted up the liquid mouth, the liquid mouth upper end outside has been seted up and has been assembled the step and assemble the step and embed and have the rubber seat, rubber seat center department sets up the through-hole with the liquid mouth adaptation, the seal groove has been seted up to through-hole upper end outer lane, the case lower extreme is provided with the sealing member with the seal groove adaptation.
Description
Technical Field
The utility model relates to the technical field of valves, more specifically say, it relates to a high leakproofness ability's governing valve.
Background
The regulating valve is also called control valve, it is a device which is operated by power in the process control system to change the fluid flow, the regulating valve is composed of actuating mechanism and valve component, in which the actuating mechanism is the thrust component of regulating valve, and can produce correspondent thrust according to the magnitude of control signal pressure to drive regulating mechanism to make action, and the valve body is the regulating component of pneumatic regulating valve, and can be directly contacted with regulating medium to regulate flow.
Publication number CN210716028U discloses a quick-replaceable regulating valve seat structure, which comprises a valve body, a valve seat, a pressing sleeve, a valve cover, a valve core, a valve rod and an actuating mechanism; the valve is characterized in that the valve body is provided with an installation step; the front surface and the back surface of the valve seat are respectively provided with a concave platform matched with the mounting step, and the valve seat is mounted on the valve body through the matching of the concave platforms and the mounting steps; the pressing sleeve is provided with a fixed step matched with the concave platform, and the pressing sleeve is arranged on the valve seat through the matching of the fixed step and the concave platform; the valve seat is fixedly connected with the valve cover through a bolt; the pressing sleeve and the valve seat are fixedly arranged on the valve body through the valve cover. The utility model discloses well disk seat is installed on the valve body through the concave station with the cooperation of installation step, then compresses tightly the disk seat through pressing the cover to reach fixed effect, the change of the disk seat of being convenient for, and with the upper and lower two-sided structure of disk seat the same, change the another side after one side wearing and tearing and continue to use, prolonged life, increase life, save the cost. The quick-replaceable regulating valve seat structure has the following defects in use: because the valve core and the valve seat are in hard contact, not only the valve seat can be abraded in the daily on-off process, but also the valve core can be abraded due to long-time use, so that the valve core needs to be replaced together when the valve body is maintained at every time, the daily maintenance cost of the valve body is increased, and the sealing performance of the regulating valve is reduced after the valve core and the valve seat are abraded.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a governing valve of high leakproofness ability to solve above-mentioned technical problem.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a high leakproofness's governing valve, which comprises a valve body, set up the valve gap on top on the valve body, install actuating mechanism on the valve gap and the valve rod of being connected with actuating mechanism, the valve rod other end is connected with the case, the break-make mouth department of valve body is provided with the installation step that is used for the installation to press the cover, press the cover both sides correspondence and seted up two fluid openings and press the cover below and seted up the liquid mouth, the liquid mouth upper end outside has been seted up the assembly step and has been built-in rubber seat of assembly step, rubber seat center department sets up the through-hole with the liquid mouth adaptation, the seal groove has been seted up to through-hole upper end outer lane, the case lower extreme is provided with the sealing member with the seal groove adaptation.
The utility model discloses further set up to: the cross section of the sealing groove is of a V-shaped structure, a clamping groove is formed in the middle section of the inner wall on the side with the smaller outer diameter of the sealing groove, the cross section of the clamping groove is of an inwards concave hemispherical structure, an inclined waist is annularly arranged at the upper end of the inner wall on the side with the smaller outer diameter of the sealing groove, and a clamping ring portion matched with the clamping groove is annularly arranged on the inner ring of the sealing element.
The utility model discloses further set up to: two spacing grooves have been seted up to seal groove open end correspondence, and threaded hole has all been seted up to diapire under every spacing groove, and rubber seat both sides are provided with the installation ear with the spacing groove adaptation, and every installation ear all sets up the fastening hole with the fastener adaptation.
The utility model discloses further set up to: the one end that the valve rod is located the valve body is connected with the screw thread post, and the pilot hole with screw thread post adaptation is seted up to the case upper end.
The utility model discloses further set up to: the top end of the valve body is located at the position corresponding to the valve cover and is provided with an assembly opening, the upper end face of the pressing sleeve is lower than the assembly opening to form a limiting interval, and the lower end face of the valve cover is provided with a support ring matched with the limiting interval.
The utility model discloses further set up to: the outer peripheral surface of the valve core is provided with a sealing cover, the bottom wall of the pressing sleeve is annularly provided with a matching groove matched with the sealing cover, and a first sealing ring is embedded in the bottom wall of the matching groove.
The utility model discloses further set up to: and a second sealing ring is embedded in the bottom wall of the mounting step.
The utility model discloses further set up to: and a third sealing ring is embedded in the bottom wall of the assembling step.
To sum up, the utility model discloses following beneficial effect has: when the valve body is required to be in a disconnected state by a worker, the valve rod is controlled to move downwards in the radial direction through the actuating mechanism, the valve rod moves downwards and plugs the liquid port through the matching between the sealing piece and the rubber seat to complete the disconnection of the valve body, and the worker can perform opposite operation when the valve body is required to be switched to a connected state; wherein effectively improve the sealing effect between sealing member and the pressure cover through setting up the rubber seat, be soft contact between rubber seat and the sealing member simultaneously, avoid the case and press and take place wearing and tearing between the cover, improve when guaranteeing sealing performance the utility model discloses a life.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic sectional view of the overall structure of the present invention;
FIG. 2 is a schematic sectional view of a part of the structure of the present invention;
FIG. 3 is a schematic view of the valve core and the liquid port of the present invention;
fig. 4 is an enlarged view of a portion of a structure shown in fig. 3.
Reference numerals: 1. a valve body; 100. pressing the sleeve; 101. mounting a step; 102. a fluid port; 103. a liquid port; 104. assembling steps; 105. an assembly port; 106. a support ring; 107. opening the port; 2. a valve cover; 200. an actuator; 201. a valve stem; 202. a valve core; 203. a threaded post; 204. an assembly hole; 205. a sealing cover; 206. A mating groove; 207. a first seal ring; 208. a second seal ring; 209. a third seal ring; 3. a rubber seat; 300. a through hole; 301. a sealing groove; 302. a seal member; 303. a card slot; 304. oblique waist; 305. a collar portion; 306. a limiting groove; 307. a threaded hole; 308. mounting lugs; 309. a fastening hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Please refer to and show in fig. 1-4, the utility model discloses a high sealing performance's governing valve, including valve body 1, set up valve gap 2 on valve body 1 top, install actuating mechanism 200 on valve gap 2 and the valve rod 201 of being connected with actuating mechanism 200, the valve rod 201 other end is connected with case 202, the break-make mouth 107 department of valve body 1 is provided with the installation step 101 that is used for installing pressure cover 100, press the correspondence of cover 100 both sides to set up two fluid through openings 102 and press the cover 100 below to have seted up liquid mouth 103, the liquid mouth 103 open end outside has been seted up the assembly step 104 and has been equipped with rubber seat 3 in the assembly step 104, the central department of rubber seat 3 sets up the through-hole 300 with liquid mouth 103 adaptation, seal groove 301 has been seted up to through-hole 300 open end outer lane, case 202 lower extreme is provided with the sealing member 302 with seal groove 301 adaptation.
When the valve is used, the lower end face of the pressing sleeve 100 is placed into the mounting step 101, the valve cover 2 is fixedly mounted at the upper top end of the valve body 1 through bolts, the position of the pressing sleeve 100 is fixed while the valve cover 2 is mounted, the actuating mechanism 200 is fixedly mounted on the valve cover 2 through bolts, one end of the valve rod 201 is fixedly connected with the actuating mechanism 200, the other end of the valve rod 201 extends into the valve body 1 and is connected with the valve core 202, a water inlet channel and a water outlet channel are respectively arranged on two sides of the valve body 1, and the valve rod is located between the water inlet channel and the water outlet channel through the fracture 107; when the worker needs to switch the valve body 1 to the off state, the actuator 200 controls the valve rod 201 to move downwards in the radial direction, the valve rod 201 moves downwards and plugs the liquid port 103 through the matching between the sealing element 302 and the rubber seat 3, the disconnection of the valve body 1 is completed, and the worker needs to switch the valve body 1 to the on state and then performs the opposite operation; wherein effectively improve sealing member 302 and press the sealed effect between the cover 100 through setting up rubber seat 3, avoid case 202 and press to take place wearing and tearing between the cover 100 for soft contact between rubber seat 3 and the sealing member 302 simultaneously, improve when guaranteeing sealing performance the utility model discloses a life.
The cross section of the sealing groove 301 is of a V-shaped structure, a clamping groove 303 is formed in the middle section of the inner wall of the smaller outer diameter side of the sealing groove 301, the cross section of the clamping groove 303 is of an inwards concave hemispherical structure, an inclined waist 304 is arranged on the upper end ring of the inner wall of the smaller outer diameter side of the sealing groove 301, and a clamping ring portion 305 matched with the clamping groove 303 is arranged on the inner ring of the sealing element 302.
When the rubber seat sealing device is used, when the sealing element 302 is pressed downwards, the clamping ring part 305 is firstly contacted with the inclined waist 304, the clamping ring part 305 enables the rubber seat 3 to deform and reach the clamping groove 303, when the clamping ring reaches the clamping groove 303, the rubber seat 3 restores to the initial state, and the sealing performance between the rubber seat 3 and the sealing element 302 is ensured through tight clamping between the clamping ring and the clamping groove 303.
Two limiting grooves 306 are correspondingly formed in the upper opening end of the sealing groove 301, a threaded hole 307 is formed in the lower bottom wall of each limiting groove 306, mounting lugs 308 matched with the limiting grooves 306 are arranged on two sides of the rubber seat 3, and fastening holes 309 matched with fastening pieces are formed in each mounting lug 308.
When the rubber seat 3 is used, the rubber seat 3 is pushed into the assembling step 104 and the mounting lugs 308 at two sides of the rubber seat 3 are pushed into the limiting grooves 306 when the rubber seat 3 is mounted, and then a fastener (which is a standard part in the prior art and can be directly purchased from the market) penetrates through the fastening hole 309 and is screwed with the threaded hole 307, so that the mounting of the rubber seat 3 is completed; rubber seat 3 can be dismantled and connect and then be convenient for routine maintenance and change, and rubber seat 3's material cost is low and life is high, and then the use cost of effective valve.
One end of the valve rod 201, which is positioned in the valve body 1, is connected with a threaded column 203, and the upper end of the valve core 202 is provided with an assembly hole 204 matched with the threaded column 203.
When using, valve core 202 realizes dismantling with valve rod 201 through the threaded connection cooperation between pilot hole 204 and the screw thread post 203 and is connected, and valve core 202 only need be changed when taking place to damage in the daily use can, need not to change valve rod 201.
The top end of the valve body 1 is provided with an assembly opening 105 at the corresponding position of the valve cover 2, the upper end face of the pressing sleeve 100 is lower than the assembly opening 105 to form a limiting interval, and the lower end face of the valve cover 2 is provided with a support ring 106 matched with the limiting interval.
When the valve cap 2 is used, the abutting ring 106 on the lower end face of the valve cap 2 is pressed against the upper end face of the pressing sleeve 100 when the valve cap is in the installation state, so that the installation stability of the pressing sleeve 100 is ensured, and the sealing performance of the upper end face and the lower end face of the pressing sleeve 100 is further ensured.
The outer peripheral surface of the valve core 202 is provided with a sealing cover 205, the inner bottom wall of the pressing sleeve 100 is annularly provided with a matching groove 206 matched with the sealing cover 205, and the inner bottom wall of the matching groove 206 is embedded with a first sealing ring 207.
In use, when the seal member 302 completely enters the seal groove 301, the lower end of the seal cover 205 completely enters the engagement groove 206, the sealing effect of the valve body 202 with respect to the liquid port 103 is further improved by providing the seal cover 205, and the sealing effect between the seal cover 205 and the engagement groove 206 is further improved by providing the first seal ring 207.
A second sealing ring 208 is embedded in the bottom wall of the mounting step 101.
In use, the sealing performance between the pressing sleeve 100 and the mounting step 101 is further improved by providing the second sealing ring 208.
A third sealing ring 209 is embedded in the bottom wall of the assembly step 104.
In use, the sealing performance between the rubber seat 3 and the fitting step 104 is further improved by providing the second seal ring 208.
The utility model that should point out simultaneously the utility model discloses the term of pointing out, like: the directional or positional relationships indicated as "front", "rear", "vertical", "horizontal", etc. are based on the directional or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but are not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the invention.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a governing valve of high leakproofness ability, including valve body (1), set up valve gap (2) on valve body (1) top, install actuating mechanism (200) on valve gap (2) and valve rod (201) be connected with actuating mechanism (200), its characterized in that: the valve rod (201) other end is connected with case (202), the break-make mouth (107) department of valve body (1) is provided with installation step (101) that are used for installing pressure cover (100), press cover (100) both sides to correspond and seted up two fluid through-holes (102) and press cover (100) below and seted up liquid mouth (103), assembly step (104) and assembly step (104) built-in have rubber seat (3) have been seted up in the liquid mouth (103) upper end outside, rubber seat (3) center department sets up through-hole (300) with liquid mouth (103) adaptation, seal groove (301) have been seted up to through-hole (300) upper end outer lane, case (202) lower extreme is provided with sealing member (302) with seal groove (301) adaptation.
2. The high-sealing performance regulator valve according to claim 1, wherein: the transversal V type structure of personally submitting of seal groove (301), just draw-in groove (303) have been seted up to the middle part department of the less one side inner wall of seal groove (301) external diameter, the hemispherical structure of indent is personally submitted in draw-in groove (303) transversal, the less one side inner wall upper end ring of seal groove (301) external diameter is equipped with oblique waist (304), sealing member (302) inner circle ring be equipped with snap ring portion (305) of draw-in groove (303) adaptation.
3. The high sealing performance regulator valve according to claim 1, wherein: two limiting grooves (306) are correspondingly formed in the upper opening end of the sealing groove (301), a threaded hole (307) is formed in the lower bottom wall of each limiting groove (306), mounting lugs (308) matched with the limiting grooves (306) are arranged on two sides of the rubber seat (3), and fastening holes (309) matched with fastening pieces are formed in the mounting lugs (308).
4. The high sealing performance regulator valve according to claim 3, wherein: one end of the valve rod (201) located in the valve body (1) is connected with a threaded column (203), and the upper end of the valve core (202) is provided with an assembling hole (204) matched with the threaded column (203).
5. The high sealing performance regulator valve according to claim 1, wherein: the valve body (1) top is located valve gap (2) and corresponds the department and has seted up assembly mouth (105), the up end of pressing cover (100) is less than assembly mouth (105) and forms spacing interval, valve gap (2) lower terminal surface is provided with and supports ring (106) with spacing interval adaptation.
6. The high sealing performance regulator valve according to claim 1, wherein: the outer peripheral surface of the valve core (202) is provided with a sealing cover (205), the inner bottom wall of the pressing sleeve (100) is annularly provided with a matching groove (206) matched with the sealing cover (205), and the inner bottom wall of the matching groove (206) is embedded with a first sealing ring (207).
7. The high sealing performance regulator valve according to claim 1, wherein: and a second sealing ring (208) is embedded in the bottom wall of the mounting step (101).
8. The high-sealing performance regulator valve according to claim 1, wherein: and a third sealing ring (209) is embedded in the bottom wall of the assembling step (104).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222460114.7U CN218598818U (en) | 2022-09-14 | 2022-09-14 | Regulating valve with high sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222460114.7U CN218598818U (en) | 2022-09-14 | 2022-09-14 | Regulating valve with high sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218598818U true CN218598818U (en) | 2023-03-10 |
Family
ID=85399526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222460114.7U Active CN218598818U (en) | 2022-09-14 | 2022-09-14 | Regulating valve with high sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218598818U (en) |
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2022
- 2022-09-14 CN CN202222460114.7U patent/CN218598818U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231017 Address after: 710065 Room 2008, 4th Floor, Building 8, Shangye Road Headquarters Economic Park, Fengxi New City, Xixian New District, Xi'an City, Shaanxi Province Patentee after: Maxco Industrial Technology (Xi'an) Co.,Ltd. Address before: 325100 Ma Dao Cun, Jiangbei Street, Yongjia County, Wenzhou City, Zhejiang Province Patentee before: Ailun Automatic Control Valve Co.,Ltd. |
|
| TR01 | Transfer of patent right |