CN204831488U - Level gauge simulation level sensor calibration equipment - Google Patents
Level gauge simulation level sensor calibration equipment Download PDFInfo
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- CN204831488U CN204831488U CN201520602472.4U CN201520602472U CN204831488U CN 204831488 U CN204831488 U CN 204831488U CN 201520602472 U CN201520602472 U CN 201520602472U CN 204831488 U CN204831488 U CN 204831488U
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- side case
- case
- level gauge
- liquid level
- calibration equipment
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Abstract
The utility model provides a level gauge simulation level sensor calibration equipment, includes and left side case and right side case is equipped with detection device in the front portion of left side case, is equipped with power conversion module at the right side incasement, power conversion module passes through the wire and is connected with power plug, be connected through a plurality of circular telescopic links between left side case and the right side case for adjust the distance between left side case and the right side case, detection device installs in the front side of left side case, for voltmeter and ampere meter, is equipped with the quad slit in the side of left side case, is equipped with the tape measure at the right side incasement, is equipped with square telescopic link between left side case and right side case, still is equipped with pipe clamp and annular magnet on square telescopic link, still is equipped with the scale between left side case and right side case, the one end of scale and left side case fixed connection, and the other end is connected with tape measure chi area. The utility model provides a level gauge simulation level sensor calibration equipment, can make things convenient for, swiftly, accurate, safe operating.
Description
Technical field
The utility model relates to a kind of calibration equipment, is specifically related to a kind of liquid level gauge analog sensor calibration equipment.
Background technology
In liquid level gauge analog sensor maintenance process, verification is necessary work, is also to judge that whether liquid level sensor is accurate, whether meets the on-the-spot Main Means run.The how on-the-spot actual motion condition of analog machine, verifying sensor of easy fast accurate is the difficult point of work at present.
Existing field apparatus repair and maintenance use commonplace liquid level gauge analog sensor method of calibration to be adopt 24V direct supply, multimeter, tape measure, magnet, wire simulation liquid level gauge principle of work to verify, liquid level gauge is lain in a horizontal plane on a platform, wire connection 24V direct supply and liquid level gauge terminal is used to power, and by multimeter (current gear) series system access liquid level gauge current output terminal.Adopt manual sliding magnet to simulate liquid level gauge work operating mode, the scale of tape measure as simulation survey the height of liquid level.Band tape graduation and corresponding current value corresponding to record magnet sliding position, obtain the data of verified liquid level gauge.
Current liquid level gauge calibration technology major defect is:
1, liquid level gauge verifying work Work tool is more, extra platform is needed to put Work tool, be not easy to storage after having verified store, simultaneously poor operability, need at least three personnel to participate in checking procedure (helping tape measure, slip magnetic pole and record checking data etc.).
2, the long period must be spent before carrying out liquid level gauge verifying work to assemble and wiring calibration equipment, and the professional skill and the working experience that verify personnel in this process seem particularly important.Concerning the wiring that easily makes the mistake the personnel of first or less contact liquid level gauge verifying work, thus cause device damage after powered up.
3, calibration equipment assembling is comparatively complicated, and loop easily occurs that the phenomenon such as short circuit, ground connection occurs, and there is the risk damaged multimeter and liquid level sensor, wire exists more exposed live part simultaneously, there is the personal injury hidden danger of getting an electric shock of verification personnel.
4, calibration equipment is lack of standardization, poor operability, can not precisely verify, and assay confidence level is poor, can not satisfy the demands.
Summary of the invention
Technical problem to be solved in the utility model is for above-mentioned the deficiencies in the prior art, provides a kind of liquid level gauge analog sensor calibration equipment, can operate by convenient, fast, accurate, safe carrying out.
To achieve these goals, the technical solution of the utility model is: a kind of liquid level gauge analog sensor calibration equipment, comprise left side case and right side case, pick-up unit is provided with in the front portion of left side case, power transfer module is provided with in the case of right side, power transfer module is connected with attaching plug by wire, also gauge tap S1 is in series with between power transfer module and supply socket, S2 and insurance, described left side case is connected by multiple circular expansion link with between the case of right side, for regulating the distance between left side case and right side case, described pick-up unit is installed on the front side of left side case, for voltage table and reometer, square opening is provided with in the side of left side case, tape measure is provided with in the case of right side, square expansion link is provided with between left side case and right side case, square expansion link is also provided with pipe clamp and ring-shaped magnet, also scale is provided with between left side case and right side case, one end of scale is fixedly connected with left side case, the other end is connected with band tape.
Preferably, described pipe clamp is fixedly connected with slide block with ring-shaped magnet, and slide block is provided with set bolt, and slide block can slide on square expansion link, and can fix.
Preferably, the described sliding shoe be connected with ring-shaped magnet is provided with the scale pointer matched with scale.
Preferably, also arrangement for adjusting height is provided with in the case of described left side, arrangement for adjusting height comprises liftable horizontal stand, liftable horizontal stand is fixedly connected with two threaded vertical connecting rods, also be provided with threaded waling stripe to contact with threaded vertical connecting rod, horizontal screw thread and vertical screw thread match, and one end of threaded waling stripe is vertical with left side case and be flexibly connected, the other end is provided with crank, is also provided with leg in the bottom of left side case.
Preferably, described left side case is also provided with the 2nd DC24V connection jaws and DC24V sensor interface, the both positive and negative polarity of the 2nd DC24V connection jaws is communicated with the both positive and negative polarity of DC24V sensor interface respectively.
Preferably, described right side case is provided with total power switch S1, transfer switch S2, a DC24V connection jaws, the both positive and negative polarity of a DC24V connection jaws is connected with power transfer module respectively.
Preferably, the rear portion of described right side case is provided with chamber door, is provided with fan at the middle part of chamber door.
Preferably, the bottom of described right side case is provided with slideable runner.
Adopt said structure, the utility model has following beneficial effect:
1, largely on decrease the operation of liquid level gauge verifying work, no longer need complicated signal earth work, even if the personnel of first contacts liquid level gauge verifying work also can complete wiring work fast.
2, required verification personnel can be less, and this device only needs an external AC power, and scale and liquid level gauge to be verified no longer need artificial fixing, and what utilize that less personnel also can be calm completes verifying work, has saved manpower to a greater extent.
3, this device adopts integral structure, makes device easily unified placement arrangement, and without exposed live part, the personal safety of verification personnel is protected.
4, this device adopts fixing liquid level to be verified to take into account scale, makes the principle that magnet and scale pointer are synchronized with the movement, and the data obtained are more accurate, produce less compared with the possibility of big error, makes to verify better effects if.
5, this installation cost is low, easy to operate and scalable, no longer needs more complicated professional tester can complete field-checking task.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the Facad structure schematic diagram of case on the left of the utility model;
Fig. 3 is the structure schematic diagram of case on the left of the utility model;
Fig. 4 is the structural representation of case on the right side of the utility model;
Fig. 5 is the inner structure schematic diagram of case on the right side of the utility model;
Fig. 6 is circuit diagram of the present utility model;
Fig. 7 is the structural representation of the utility model liquid level gauge;
In figure: power transfer module 1, voltage table 2, reometer 3, square opening 4, circular expansion link 5, square expansion link 6, pipe clamp 7, ring-shaped magnet 8, scale 9, tape measure 10, band tape 11, slide block 12, scale pointer 13, liftable horizontal stand 14, threaded vertical connecting rod 15, threaded waling stripe 16, crank 17, leg 18, 2nd DC24V connection jaws 19, DC24V sensor interface 20, chamber door 21, fan 22, slideable runner 23, one DC24V connection jaws 24, test pencil 25, liquid level gauge terminal box 26, sounding rod 27, attaching plug 28, set bolt 29.
Embodiment
As Figure 1-5, a kind of liquid level gauge analog sensor calibration equipment, comprise left side case and right side case, pick-up unit is provided with in the front portion of left side case, power transfer module 1 is provided with in the case of right side, power transfer module 1 is connected with attaching plug 28 by wire, also gauge tap S1 is in series with between power transfer module 1 and supply socket, S2 and insurance, described left side case is connected by multiple circular expansion link 5 with between the case of right side, for regulating the distance between left side case and right side case, described pick-up unit is installed on the front side of left side case, for voltage table 2 and reometer 3, square opening 4 is provided with in the side of left side case, tape measure 10 is provided with in the case of right side, square expansion link 6 is provided with between left side case and right side case, square expansion link 6 is also provided with pipe clamp 7 and ring-shaped magnet 8, scale 9 is also provided with between left side case and right side case, one end of scale 9 is fixedly connected with left side case, the other end is connected with band tape 11.
Preferably, described pipe clamp 7 is fixedly connected with slide block 12 with ring-shaped magnet 8, and slide block 12 is provided with set bolt 29, and slide block 12 can slide on square expansion link 6, and can fix.
Preferably, the described sliding shoe 12 be connected with ring-shaped magnet 8 is provided with the scale pointer 13 matched with scale 9.
Preferably, also arrangement for adjusting height is provided with in the case of described left side, arrangement for adjusting height comprises liftable horizontal stand 14, liftable horizontal stand 14 is fixedly connected with two threaded vertical connecting rods 15, also be provided with threaded waling stripe 16 to contact with threaded vertical connecting rod 15, horizontal screw thread and vertical screw thread match, one end of threaded waling stripe 16 is vertical with left side case and be flexibly connected, the other end is provided with crank 17, threaded vertical connecting rod 15 is driven to produce displacement by rotating threaded waling stripe 16, thus the height of adjustment liftable horizontal stand 14, leg 18 is also provided with in the bottom of left side case.
Preferably, described left side case is also provided with the 2nd DC24V connection jaws 19 to be communicated with the both positive and negative polarity of DC24V sensor interface 20 respectively with the both positive and negative polarity of DC24V sensor interface the 20, two DC24V connection jaws 19.
Preferably, described right side case is provided with total power switch S1, transfer switch S2, the both positive and negative polarity of DC24V connection jaws the 24, an one DC24V connection jaws 24 is connected with power transfer module 1 respectively.
Preferably, the rear portion of described right side case is provided with chamber door 21, is provided with fan 22 at the middle part of chamber door 21.
Preferably, the bottom of described right side case is provided with slideable runner 23.
The use step of this device is as follows:
1, the sounding rod 27 of liquid level gauge to be verified is passed square opening 4, pipe clamp 7, ring-shaped magnet 8 successively.
2, after regulating liftable horizontal stand 14 that liquid level gauge terminal box is adjusted to horizontal proper height by crank 17, mobile pipe clamp 7 position, guarantee that pipe clamp 7 tightens set bolt 29 on pipe clamp after being in the two ends of liquid level gauge sounding rod to be verified, prevent liquid level gauge to be verified from sliding.
3, current output terminal and the wiring testing test pencil in liquid level gauge terminal box 26 is completed.
4, after confirming the voltage type of liquid level gauge to be verified, test wire is adopted to be connected with the 2nd DC24V connection jaws 19 by the one DC24V connection jaws 21 according to circuit diagram, wherein+with+be connected ,-with-be connected; The test pencil 25 of biosensor assay table is connected with DC24V sensor interface 20, and wherein A and A1 is connected, and B and B1 is connected.
5, after confirming that previous step wiring is errorless, attaching plug is accessed 220V AC power, open switch handle S1, then rotary switch S2 starts power transfer module 1.
6, adjust the position of ring-shaped magnet 8 and the position of scale 9, confirm the zero-bit of liquid level gauge to be verified.
7, require slip ring-shaped magnet 8 according to verification, record scale pointer 13 and voltage table 2, reometer 3 displayed value, can obtain checking data.
Claims (8)
1. a liquid level gauge analog sensor calibration equipment, comprise left side case and right side case, pick-up unit is provided with in the front portion of left side case, power transfer module (1) is provided with in the case of right side, power transfer module (1) is connected with attaching plug (28) by wire, also gauge tap S1 is in series with between power transfer module (1) and supply socket (28), S2 and insurance, it is characterized in that: described left side case is connected by multiple circular expansion link (5) with between the case of right side, for regulating the distance between left side case and right side case, described pick-up unit is installed on the front side of left side case, for voltage table (2) and reometer (3), square opening (4) is provided with in the side of left side case, tape measure (10) is provided with in the case of right side, square expansion link (6) is provided with between left side case and right side case, square expansion link (6) is also provided with pipe clamp (7) and ring-shaped magnet (8), scale (9) is also provided with between left side case and right side case, one end of scale (9) is fixedly connected with left side case, the other end is connected with band tape (11).
2. a kind of liquid level gauge analog sensor calibration equipment according to claim 1, it is characterized in that: described pipe clamp (7) is fixedly connected with slide block (12) with ring-shaped magnet (8), slide block (12) is provided with set bolt (29), slide block (12) in the upper slip of square expansion link (6), and can be able to be fixed.
3. a kind of liquid level gauge analog sensor calibration equipment according to claim 2, is characterized in that: the described sliding shoe (12) be connected with ring-shaped magnet (8) is provided with the scale pointer (13) matched with scale (9).
4. a kind of liquid level gauge analog sensor calibration equipment according to claim 1, it is characterized in that: in the case of described left side, be also provided with arrangement for adjusting height, arrangement for adjusting height comprises liftable horizontal stand (14), liftable horizontal stand (14) is fixedly connected with two threaded vertical connecting rods (15), also be provided with threaded waling stripe (16) to contact with threaded vertical connecting rod (15), horizontal screw thread and vertical screw thread match, one end of threaded waling stripe (16) is vertical with left side case and be flexibly connected, the other end is provided with crank (17), leg (18) is also provided with in the bottom of left side case.
5. a kind of liquid level gauge analog sensor calibration equipment according to claim 4, it is characterized in that: described left side case is also provided with the 2nd DC24V connection jaws (19) and DC24V sensor interface (20), the both positive and negative polarity of the 2nd DC24V connection jaws (19) is communicated with the both positive and negative polarity of DC24V sensor interface (20) respectively.
6. a kind of liquid level gauge analog sensor calibration equipment according to claim 1, it is characterized in that: described right side case is provided with total power switch S1, transfer switch S2,, a DC24V connection jaws (24), the both positive and negative polarity of a DC24V connection jaws (24) is connected with power transfer module (1) respectively.
7. a kind of liquid level gauge analog sensor calibration equipment according to claim 6, is characterized in that: the rear portion of described right side case is provided with chamber door (21), is provided with fan (22) at the middle part of chamber door (21).
8. a kind of liquid level gauge analog sensor calibration equipment according to claim 7, is characterized in that: the bottom of described right side case is provided with slideable runner (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520602472.4U CN204831488U (en) | 2015-08-12 | 2015-08-12 | Level gauge simulation level sensor calibration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520602472.4U CN204831488U (en) | 2015-08-12 | 2015-08-12 | Level gauge simulation level sensor calibration equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204831488U true CN204831488U (en) | 2015-12-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520602472.4U Expired - Fee Related CN204831488U (en) | 2015-08-12 | 2015-08-12 | Level gauge simulation level sensor calibration equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204831488U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109061536A (en) * | 2018-08-13 | 2018-12-21 | 安徽硕日光电科技有限公司 | A kind of current sensor test device |
| CN109655135A (en) * | 2019-02-25 | 2019-04-19 | 中国长江电力股份有限公司 | A kind of liquid level sensor calibration equipment and method of calibration |
| CN110017885A (en) * | 2019-04-24 | 2019-07-16 | 中国长江电力股份有限公司 | A kind of roof-mounted magnetic double level gauge automatic check device and method |
| CN112656347A (en) * | 2020-12-17 | 2021-04-16 | 周子力 | Novel measurement scale for digestive endoscope |
-
2015
- 2015-08-12 CN CN201520602472.4U patent/CN204831488U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109061536A (en) * | 2018-08-13 | 2018-12-21 | 安徽硕日光电科技有限公司 | A kind of current sensor test device |
| CN109061536B (en) * | 2018-08-13 | 2021-01-22 | 安徽硕日光电科技有限公司 | Current sensor testing device |
| CN109655135A (en) * | 2019-02-25 | 2019-04-19 | 中国长江电力股份有限公司 | A kind of liquid level sensor calibration equipment and method of calibration |
| CN109655135B (en) * | 2019-02-25 | 2023-11-24 | 中国长江电力股份有限公司 | Liquid level sensor calibration device and calibration method |
| CN110017885A (en) * | 2019-04-24 | 2019-07-16 | 中国长江电力股份有限公司 | A kind of roof-mounted magnetic double level gauge automatic check device and method |
| CN112656347A (en) * | 2020-12-17 | 2021-04-16 | 周子力 | Novel measurement scale for digestive endoscope |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20200812 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |