CN212719097U - Valve positioner - Google Patents
Valve positioner Download PDFInfo
- Publication number
- CN212719097U CN212719097U CN202021604040.4U CN202021604040U CN212719097U CN 212719097 U CN212719097 U CN 212719097U CN 202021604040 U CN202021604040 U CN 202021604040U CN 212719097 U CN212719097 U CN 212719097U
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- Prior art keywords
- pressing block
- fixedly connected
- spring
- connecting rod
- valve body
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000000694 effects Effects 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
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Abstract
The utility model provides a valve positioner, which comprises a shell and a clamping unit, wherein the bottom of the shell is fixedly connected with an installation support, the bottom center of the mounting support is provided with a chute, the left side and the right side of the bottom of the mounting support are fixedly connected with two symmetrically arranged fixed blocks, the utility model is provided with a spring II, a pressing block I, a pressing block II and a rotating shaft II, the spring II is arranged at one side of the pressing block I, the pressing block I is rotatably connected with the pressing block II through the rotating shaft II, when in use, the valve body is clamped in a multi-point way through the spring II, the pressing block I and the pressing block II, so that a firmer clamping effect is achieved, the unstable clamping condition is avoided, meanwhile, the angle between the first pressing block and the second pressing block can be changed along with the diameter change of the valve body of the valve, the second spring can keep the first pressing block and the second pressing block to always abut against the valve body of the valve, and the valve body with different diameters can be well clamped and fixed.
Description
Technical Field
The utility model relates to the technical field of valves, concretely relates to valve positioner.
Background
The valve positioner is a main accessory of the regulating valve, is usually matched with a pneumatic valve for use, can increase the output power of the regulating valve and accelerate the moving speed of a valve rod, and is widely used in intelligent valves;
in the prior art, the valve positioner needs to be fixed on the valve through bolts during installation, and maintenance personnel need to overhaul the valve and the valve positioner regularly, so that the mode of fixing the valve positioner through the bolts causes heavy work of the maintenance personnel and higher working strength;
for the improvement of the valve positioner, there are related technical solutions disclosed, for example, in patent application nos: 201920918308.2, application date 2019, 06, 19, entitled "product name: the utility model provides a two-way electric valve locator, the bottom fixedly connected with fixed head of casing, the casing passes through screw fixedly connected with fixed plate with the relative lateral wall of display, the bottom fixedly connected with spill casing of fixed plate, and the quad slit has been seted up to the bottom of spill casing, and its weak point lies in: when the clamp plate is at the valve body on the fixed electric valve, to the valve body of different diameters, only two contact points in the left and right sides between valve body and the clamp plate, the centre gripping point is less, the unstable condition of centre gripping takes place easily between clamp plate and the valve body, thereby cause the phenomenon of fixing infirm between the locator, and simultaneously, the clamp plate is when the valve body of different diameters of centre gripping, because of area of contact is less between clamp plate and the valve body, the frictional force that leads to between clamp plate and the valve body is less, the clamp plate takes place to slide on the valve body easily, cause the influence to the use of locator.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to prior art not enough, the utility model discloses aim at when solving the valve body of pinch-off blades on fixed electric valve, the contact point is less, take place the unstable condition of centre gripping easily between pinch-off blades and the valve body to cause fixed not firm phenomenon between the locator, simultaneously, the pinch-off blades is when the valve body of the different diameters of centre gripping, because of area of contact is less between pinch-off blades and the valve body, lead to the frictional force between pinch-off blades and the valve body less, the pinch-off blades takes place gliding technical problem on the valve body easily, a valve locator is provided.
In order to achieve the above object, the utility model provides a following technical scheme:
a valve positioner comprises a shell and a clamping unit, wherein the bottom of the shell is fixedly connected with an installation support, the bottom center of the installation support is provided with a chute, the left side and the right side of the bottom of the installation support are fixedly connected with two fixed blocks which are symmetrically arranged, bearings are fixedly embedded in the fixed blocks, a lead screw is fixedly connected between the inner rings of the two bearings, the outer wall of one side of the shell is fixedly connected with a connector, the top center of the clamping unit is fixedly connected with a slide block, the inside of the clamping unit is provided with a threaded hole, the right side of the bottom of the clamping unit is rotatably connected with a first connecting rod through a rotating shaft, a first spring is fixedly connected above the left side of the first connecting rod, the left side of the bottom of the clamping unit is fixedly connected with a second connecting rod, and the lower part of the opposite side of the first connecting rod and, the other end of the spring II is fixedly connected with a first pressing block, and the two pressing blocks on the connecting rod I are connected with a second pressing block through two rotating shafts II in a rotating mode.
Preferably, the sliding block is connected to the inside of the sliding groove in a sliding mode, and the distance between the two fixing blocks is the same as the length of the sliding groove.
Preferably, the screw rod penetrates through the threaded hole and is in threaded connection with the threaded hole.
Preferably, one side of the second pressing block, which is far away from the first connecting rod, is arc-shaped.
Preferably, one side of the first pressing block and one side of the second pressing block, which are far away from the second spring, are fixedly connected with rubber pads, and one side of the rubber pads on the second pressing block, which is far away from the second pressing block, is provided with a plurality of grooves.
Preferably, the other end of the first spring is fixedly connected to the upper right side of the second connecting rod.
The utility model has the advantages that:
(1) the utility model discloses a be provided with spring two, briquetting one, briquetting two and pivot two, spring two sets up in one side of briquetting one, briquetting one rotates through pivot two and briquetting two to be connected, during the use, through spring two, briquetting one carries out the multiple spot centre gripping with two pairs of valve bodies of briquetting, firm clamping effect has been reached, avoid taking place the unstable condition of centre gripping, and simultaneously, the angle between briquetting one and the briquetting two can change along with the diameter change of valve body, spring two can keep briquetting one and briquetting two to support the valve body of tight valve all the time, can play the fixed effect of good centre gripping to the valve body of different diameters.
(2) Secondly, through being provided with the rubber pad, the rubber pad sets up in the junction of briquetting one, briquetting two and valve body, and one side of the rubber pad on the briquetting two is provided with the recess, and during the use, increase the area of contact between briquetting one, briquetting two and the valve body through the rubber pad, the recess makes the rubber pad on the briquetting two can further laminate in the lateral surface of valve body, plays skid-proof effect simultaneously to avoid briquetting one and briquetting two to take place gliding phenomenon on the valve body, improved the holistic result of use of locator.
Drawings
Fig. 1 is a front view of the sectioning structure of the utility model.
Fig. 2 is a schematic view of the top view structure of the housing of the present invention.
Fig. 3 is a schematic view of a two-dimensional structure of the pressing block of the present invention.
Fig. 4 is an enlarged schematic structural diagram of fig. 1A of the present invention.
Fig. 5 is a schematic view of a plane structure of the connecting rod of the present invention.
Description of reference numerals: the clamping device comprises a shell 1, a mounting support 101, a sliding groove 102, a fixing block 103, a bearing 104, a screw rod 105, a connecting head 106, a clamping unit 2, a sliding block 201, a threaded hole 202, a first rotating shaft 203, a second connecting rod 204, a first spring 205, a first connecting rod 206, a second spring 207, a first pressing block 208, a rubber pad 209, a groove 210, a second rotating shaft 211 and a second pressing block 212.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
In the embodiment of the present invention, as shown in fig. 1-5, a valve positioner comprises a housing 1 and a clamping unit 2, a mounting base 101 is fixedly connected to the bottom of the housing 1, a sliding groove 102 is formed at the center of the bottom of the mounting base 101, two symmetrically arranged fixing blocks 103 are fixedly connected to the left and right sides of the bottom of the mounting base 101, bearings 104 are fixedly embedded in the fixing blocks 103, a lead screw 105 is fixedly connected between the inner rings of the two bearings 104, a connecting head 106 is fixedly connected to the outer wall of one side of the housing 1, a sliding block 201 is fixedly connected to the center of the top of the clamping unit 2, a threaded hole 202 is formed in the clamping unit 2, a first connecting rod 206 is rotatably connected to the right side of the bottom of the clamping unit 2 through a first rotating shaft 203, a first spring 205 is fixedly connected to the upper side of the first connecting rod 206, two springs 207 which are symmetrically arranged are fixedly connected to the lower portion of the opposite side of the first connecting rod 206 and the second connecting rod 204, a first pressing block 208 is fixedly connected to the other end of the second spring 207, and a second pressing block 212 is rotatably connected between the first pressing blocks 208 on the same connecting rod 206 through two rotating shafts 211.
This embodiment is preferred, slider 201 sliding connection is in the inside of spout 102, and the distance between two fixed blocks 103 is the same with the length of spout 102, through slider 201 in the inside slip of spout 102, cooperation lead screw 105 drives clamping unit 2 and carries out the displacement of horizontal direction, and simultaneously, slider 201 when in spout 102, can play spacing effect to clamping unit 2, can keep clamping unit 2 and the angle between the erection support 1 not change to clamping unit 2's normal use has been ensured.
Preferably, the screw 105 penetrates through the threaded hole 202 and is in threaded connection with the threaded hole, so that the clamping unit 2 can move left and right through the screw 105.
Preferably, one side of the second pressing block 212, which is far away from the first connecting rod 206, is arc-shaped, and when the second pressing block 212 abuts against the valve body, the arc-shaped surface of the second pressing block 212 can be attached to the outer side surface of the valve body, so that the clamping effect of the second pressing block 212 on the valve body is improved.
This embodiment is preferred, the equal fixedly connected with rubber pad 209 in one side that two springs 207 were kept away from to briquetting 208 and briquetting 212, a plurality of recesses 210 have all been seted up to one side that two briquetting 212 were kept away from to the rubber pad 209 on the briquetting 212, increase briquetting 208 through rubber pad 209, area of contact between two briquetting 212 and the valve body, recess 210 makes rubber pad 209 can further laminate in the lateral surface of valve body simultaneously, play skid-proof effect, thereby avoid two briquetting 212 to take place gliding phenomenon on the valve body, the holistic result of use of locator has been improved.
Preferably, the other end of the first spring 205 is fixedly connected to the upper right side of the second connecting rod 204, and the first connecting rod 206 and the second connecting rod 204 are tensioned by the first spring 205, so that the first pressing block 208 and the second pressing block 212 can clamp the valve body.
The outer ring of the bearing 104 and the fixing block 103 are welded into a whole, the inner ring of the bearing 104 and the lead screw 105 are welded into a whole, the bearing 104 is used for facilitating the rotation of the lead screw 105, and the normal use of the lead screw 105 is guaranteed.
The working principle is as follows: firstly, when the valve is used, a user breaks the first connecting rod 206 off with the fingers, the valve body of the electric valve is clamped between the first connecting rod 206 and the second connecting rod 204, then the first connecting rod 206 is loosened, the first connecting rod 206 is restored to the original position under the pulling of the first spring 205, the valve body of the valve is clamped at multiple points through the second spring 207, the first pressing block 208 and the second pressing block 212, the contact area between the first pressing block 207, the second pressing block 212 and the valve body is increased through the rubber pad 209, meanwhile, the groove 210 enables the rubber pad 209 on the second pressing block 212 to be further attached to the outer side face of the valve body to achieve the anti-skidding effect, finally, the user rotates the screw rod 105, the position of the clamping unit 2 is adjusted to the required position, and the.
The preferred embodiments of the present invention have been described in detail above, but the present invention is not limited thereto. In the technical idea scope of the present invention, it can be right to the technical solution of the present invention perform multiple simple modifications, including each technical feature combined in any other suitable manner, these simple modifications and combinations should be regarded as the disclosed content of the present invention, and all belong to the protection scope of the present invention.
Claims (6)
1. A valve positioner, includes shell (1) and centre gripping unit (2), its characterized in that: the bottom of the shell (1) is fixedly connected with a mounting support (101), a sliding groove (102) is formed in the center of the bottom of the mounting support (101), two symmetrically-arranged fixing blocks (103) are fixedly connected to the left side and the right side of the bottom of the mounting support (101), a bearing (104) is fixedly embedded in the fixing block (103), a lead screw (105) is fixedly connected between the inner rings of the two bearings (104), a connecting head (106) is fixedly connected to the outer wall of one side of the shell (1), a sliding block (201) is fixedly connected to the center of the top of the clamping unit (2), a threaded hole (202) is formed in the clamping unit (2), a first connecting rod (206) is rotatably connected to the right side of the bottom of the clamping unit (2) through a first rotating shaft (203), and a first spring (205) is fixedly connected to the upper portion of the, the bottom left side fixedly connected with connecting rod two (204) of centre gripping unit (2), two equal fixedly connected with in one side below that connecting rod one (206) and connecting rod two (204) are relative are spring two (207) that the symmetry set up, the other end fixedly connected with briquetting one (208) of spring two (207), it is same rotate through two pivot two (211) between two briquetting one (208) on connecting rod one (206) and be connected with briquetting two (212).
2. The valve positioner of claim 1, wherein: the sliding block (201) is connected to the inside of the sliding groove (102) in a sliding mode, and the distance between the two fixing blocks (103) is the same as the length of the sliding groove (102).
3. The valve positioner of claim 1, wherein: the screw rod (105) penetrates through the threaded hole (202) and is in threaded connection with the threaded hole.
4. The valve positioner of claim 1, wherein: one side of the second pressing block (212), which is far away from the first connecting rod (206), is arc-shaped.
5. The valve positioner of claim 1, wherein: one sides, far away from the second spring (207), of the first pressing block (208) and the second pressing block (212) are fixedly connected with rubber pads (209), and one sides, far away from the second pressing block (212), of the rubber pads (209) on the second pressing block (212) are provided with a plurality of grooves (210).
6. The valve positioner of claim 1, wherein: the other end of the first spring (205) is fixedly connected to the upper right side of the second connecting rod (204).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021604040.4U CN212719097U (en) | 2020-08-05 | 2020-08-05 | Valve positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021604040.4U CN212719097U (en) | 2020-08-05 | 2020-08-05 | Valve positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212719097U true CN212719097U (en) | 2021-03-16 |
Family
ID=74913598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021604040.4U Expired - Fee Related CN212719097U (en) | 2020-08-05 | 2020-08-05 | Valve positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212719097U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117906861A (en) * | 2024-03-18 | 2024-04-19 | 潍坊恩源信息科技有限公司 | Hydrogen leakage detection system of hydrogen energy equipment |
-
2020
- 2020-08-05 CN CN202021604040.4U patent/CN212719097U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117906861A (en) * | 2024-03-18 | 2024-04-19 | 潍坊恩源信息科技有限公司 | Hydrogen leakage detection system of hydrogen energy equipment |
| CN117906861B (en) * | 2024-03-18 | 2024-06-11 | 潍坊恩源信息科技有限公司 | Hydrogen leakage detection system of hydrogen energy equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210316 |