CN220337608U - Protective valve position switch - Google Patents
Protective valve position switch Download PDFInfo
- Publication number
- CN220337608U CN220337608U CN202321902934.5U CN202321902934U CN220337608U CN 220337608 U CN220337608 U CN 220337608U CN 202321902934 U CN202321902934 U CN 202321902934U CN 220337608 U CN220337608 U CN 220337608U
- Authority
- CN
- China
- Prior art keywords
- magnetic
- limiting
- double
- valve position
- scraper blade
- Prior art date
- 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.)
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- 230000001681 protective effect Effects 0.000 title claims abstract description 14
- 238000007790 scraping Methods 0.000 claims description 5
- 239000000428 dust Substances 0.000 abstract description 8
- 238000004140 cleaning Methods 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The utility model discloses a protective valve position switch, which relates to the technical field of valve position switches. According to the utility model, the scraper blade, the magnetic block, the limiting boss and the limiting magnetic table are adopted, the indicator drives the magnetic block to rotate while rotating, the scraper blade is enabled to rotate through the cooperation of the magnetic force of the magnetic block and the magnetic force of the limiting magnetic table, the surface of the double-color shield is cleaned after the scraper blade rotates, no manual cleaning is required for workers, meanwhile, no extra equipment is required for driving, the purchasing cost and the energy consumption are saved, the scraper blade is limited through the cooperation of the limiting boss and the limiting magnetic table, the scraper blade is prevented from falling off from the double-color shield, dust covered on the surface of the double-color shield is conveniently cleaned, and the double-color shield cleaning device is simple in structure, low in cost and energy-saving.
Description
Technical Field
The utility model relates to the technical field of valve position switches, in particular to a protective valve position switch.
Background
The valve position switch is an instrument for monitoring the state of the automatic control valve, the valve position switch can output the switch state of the automatic control valve to a display screen of a control system in an electric signal mode for display, and the switch state of the automatic control valve can be directly displayed through an indicator, and two display modes are convenient for a worker to check the position of a valve core in the automatic control valve.
Valve position switch is for avoiding the indicator impaired and be convenient for the staff observe, usually adopt the double-colored passport to wrap up the indicator, the double-colored guard shield comprises dark colors such as transparent color and black, on-the-spot staff can see the opening typeface or close typeface on the indicator and then look over the case position through transparent position, but the valve position switch in the part processing place is because the processing environment is abominable comparatively has comparatively raise dust phenomenon, lead to the double-colored guard shield surface to be wrapped up by the dust, and then lead to the staff to be difficult to look over the case position through the indicator, need the staff to wipe the dust on double-colored guard shield surface, the staff's work load has been increased in the past, and control terminal's display device probably is located the computer lab and is unfavorable for on-the-spot staff to look over.
Disclosure of Invention
Based on the above, the utility model aims to provide a protective valve position switch so as to solve the technical problem that the surface of the valve position switch is easy to be blocked by dust to influence the inspection.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a protection type valve position switch, includes switch main part, double-colored guard shield and indicator, install the magnetic path in the indicator, it has spacing boss to run through on the double-colored guard shield, and spacing boss side is connected with spacing magnetic bench, spacing boss and spacing magnetic bench are connected with the scraper blade.
Through adopting above-mentioned technical scheme, the indicator drives the magnetic path rotatory when rotatory, makes the scraper blade rotatory through the magnetic force cooperation of magnetic path and spacing magnetic bench, clears up the double-colored guard shield surface after the scraper blade is rotatory, need not manual clearance of staff, does not have extra equipment drive simultaneously and practices thrift purchase cost and power consumption, and is spacing to the scraper blade through spacing boss and spacing magnetic bench cooperation, avoids the scraper blade to drop from the double-colored guard shield.
Further, be connected with the installing support under the switch main part, and run through under the switch main part has the intermediate lever, double-colored guard shield and indicator all are connected with the switch main part top.
Through adopting above-mentioned technical scheme, install the switch main part on automatic control valve through the installing support, be connected the valve rod of intermediate lever and automatic control valve simultaneously, drive the intermediate lever motion when automatic control valve's valve rod operation, afterwards the switch main part is with the motion conversion of intermediate lever to electric signal output to control terminal, and the intermediate lever drives the indicator rotatory simultaneously, can directly see through double-colored guard shield and look over the indicator in order to confirm the case state.
Furthermore, the cross sections of the limiting boss and the limiting magnetic table are L-shaped, and the limiting boss and the limiting magnetic table are arranged in a mirror image mode.
Through adopting above-mentioned technical scheme, because spacing boss and spacing magnetic bench's cross-section all is the L font, even if spacing boss, spacing magnetic bench and scraper blade's rotary motion, can avoid the scraper blade to drop from two-color guard shield again.
Further, two spacing boss and spacing magnetic table are all provided with, and two spacing boss and spacing magnetic table staggered distribution.
Through adopting above-mentioned technical scheme, the indicator drives the magnetic path rotatory when rotatory, makes the scraper blade rotatory through the magnetic force cooperation of two magnetic paths and two spacing magnetic stations, and magnetic drive simple structure and low cost.
Further, the scraping plate is cross-shaped, and the scraping plate is attached to the outer wall of the double-color protective cover.
Through adopting above-mentioned technical scheme, the indicator drives the magnetic path rotatory when rotatory, makes the scraper blade rotatory through the magnetic force cooperation of magnetic path and spacing magnetic bench, clears up two look guard shield surfaces after the scraper blade is rotatory.
Further, the limiting boss and the limiting magnetic table are both movably connected with the double-color shield.
Through adopting above-mentioned technical scheme, make spacing magnetic table and spacing boss rotate and then make the scraper blade rotate through the magnetic force cooperation of magnetic block and spacing magnetic table, it is spacing to the scraper blade through spacing boss and spacing magnetic table cooperation, avoid the scraper blade to drop from double-colored guard shield.
Further, the limit magnetic table corresponds to the magnetic block.
By adopting the technical scheme, the indicator drives the magnetic blocks to rotate while rotating, and as the two limit magnetic tables are respectively corresponding to the two magnetic blocks, the magnetic blocks are opposite to the limit magnetic tables, so that the magnetic attraction generated by the magnetic blocks while rotating drives the limit magnetic tables to rotate, and the scraping plate is further rotated.
In summary, the utility model has the following advantages:
according to the utility model, the scraper blade, the magnetic block, the limiting boss and the limiting magnetic table are adopted, the indicator drives the magnetic block to rotate while rotating, the scraper blade is enabled to rotate through the cooperation of the magnetic force of the magnetic block and the magnetic force of the limiting magnetic table, the surface of the double-color shield is cleaned after the scraper blade rotates, no manual cleaning is required for workers, meanwhile, no extra equipment is required for driving, the purchasing cost and the energy consumption are saved, the scraper blade is limited through the cooperation of the limiting boss and the limiting magnetic table, the scraper blade is prevented from falling off from the double-color shield, dust covered on the surface of the double-color shield is conveniently cleaned, and the double-color shield cleaning device is simple in structure, low in cost and energy-saving.
Drawings
FIG. 1 is a schematic diagram of a valve position switch according to the present utility model;
FIG. 2 is a schematic diagram of an explosion structure of a valve position switch according to the present utility model;
FIG. 3 is a schematic cross-sectional view of a dual-color shield according to the present utility model;
FIG. 4 is a schematic view of the bottom view of the scraper of the present utility model;
FIG. 5 is a schematic view of the valve position switch according to the present utility model.
In the figure: 1. a switch main body; 2. a mounting bracket; 3. a dual color shield; 4. a scraper; 5. an indicator; 6. a magnetic block; 7. a limit boss; 8. a limit magnetic table; 9. an intermediate lever.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.
1-5, including switch body 1, double-colored guard shield 3 and indicator 5, indicator 5 internally mounted has two magnetic path 6, drive scraper blade 4 function clearance double-colored guard shield 3 surface through magnetic force, it has spacing boss 7 to run through in the middle of the double-colored guard shield 3 top, spacing boss 7 one side is connected with spacing magnetic bench 8, avoid scraper blade 4 to drop from double-colored guard shield 3, spacing boss 7 and spacing magnetic bench 8 all rotate with double-colored guard shield 3 to be connected, spacing boss 7 and spacing magnetic bench 8 top are connected with scraper blade 4, scraper blade 4 is the cross, scraper blade 4 is laminated with double-colored guard shield 3 outer wall, pass through the function of magnetic force drive scraper blade 4 clearance double-colored guard shield 3 surface, switch body 1 bottom is connected with installing support 2, conveniently install the valve position switch, run through intermediate lever 9 in the middle of switch body 1 bottom, by the valve rod drive and then be convenient for valve position switch monitoring case position, double-colored guard shield 3 is connected with switch body 1 top both sides, indicator 5 is connected with switch body 1 top centre, make things convenient for on-site personnel to look over the case state, the convenience will cover the dust clearance dust on double-colored guard shield 3 surface.
Referring to fig. 1-4, in the above embodiment, the cross sections of the limiting boss 7 and the limiting magnetic table 8 are both in an L shape, the limiting boss 7 and the limiting magnetic table 8 are arranged in a mirror image manner, the limiting boss 7 and the limiting magnetic table 8 are both provided with two limiting bosses 7 and 8, the two limiting bosses 7 and the limiting magnetic table 8 are distributed in a staggered manner, the two limiting magnetic tables 8 respectively correspond to the two magnetic blocks 6, and the magnetic driving structure is simple, low in cost and energy-saving.
The implementation principle of the embodiment is as follows: firstly, a worker installs a switch main body 1 on an automatic control valve through a mounting bracket 2, meanwhile, the worker connects a middle rod 9 with a valve rod of the automatic control valve, when the valve rod of the automatic control valve operates, the middle rod 9 is driven to move, then the switch main body 1 converts the movement of the middle rod 9 into an electric signal through a direct-acting travel switch, a rolling travel switch, a micro switch or an ultrasonic proximity switch to be output to a control terminal, meanwhile, the middle rod 9 drives an indicator 5 to rotate, and a worker on site can directly check the indicator 5 through a double-color shield 3 to determine the valve core state;
the clearance, indicator 5 drives magnetic path 6 rotatory in rotatory, makes scraper blade 4 rotatory through the magnetic force cooperation of magnetic path 6 and spacing magnetic bench 8, clears up the double-colored guard shield 3 surface after the scraper blade 4 is rotatory, and cooperates spacing to scraper blade 4 through spacing boss 7 and spacing magnetic bench 8 two, avoids scraper blade 4 to drop from double-colored guard shield 3.
Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.
Claims (7)
1. The utility model provides a protection type valve position switch, includes switch body (1), two look guard shield (3) and indicator (5), its characterized in that: install magnetic path (6) in indicator (5), run through on double-colored guard shield (3) and have spacing boss (7), and spacing boss (7) side is connected with spacing magnetic table (8), be connected with scraper blade (4) on spacing boss (7) and the spacing magnetic table (8).
2. A protective valve position switch as defined in claim 1, wherein: the double-color protective cover is characterized in that the mounting bracket (2) is connected under the switch main body (1), a middle rod (9) penetrates through the lower portion of the switch main body (1), and the double-color protective cover (3) and the indicator (5) are connected with the top of the switch main body (1).
3. A protective valve position switch as defined in claim 1, wherein: the cross sections of the limiting boss (7) and the limiting magnetic table (8) are L-shaped, and the limiting boss (7) and the limiting magnetic table (8) are arranged in a mirror image mode.
4. A protective valve position switch as defined in claim 3, wherein: the limiting bosses (7) and the limiting magnetic tables (8) are both arranged, and the two limiting bosses (7) and the limiting magnetic tables (8) are distributed in a staggered mode.
5. A protective valve position switch as defined in claim 1, wherein: the scraping plate (4) is in a cross shape, and the scraping plate (4) is attached to the outer wall of the double-color shield (3).
6. A protective valve position switch as defined in claim 4, wherein: the limiting boss (7) and the limiting magnetic table (8) are both movably connected with the double-color shield (3).
7. A protective valve position switch as defined in claim 6, wherein: the limit magnetic table (8) corresponds to the magnetic block (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321902934.5U CN220337608U (en) | 2023-07-19 | 2023-07-19 | Protective valve position switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321902934.5U CN220337608U (en) | 2023-07-19 | 2023-07-19 | Protective valve position switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220337608U true CN220337608U (en) | 2024-01-12 |
Family
ID=89457486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321902934.5U Active CN220337608U (en) | 2023-07-19 | 2023-07-19 | Protective valve position switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220337608U (en) |
-
2023
- 2023-07-19 CN CN202321902934.5U patent/CN220337608U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |