CN207649730U - A kind of liquid level instrument high-precision detection caliberating device - Google Patents
A kind of liquid level instrument high-precision detection caliberating device Download PDFInfo
- Publication number
- CN207649730U CN207649730U CN201820008254.1U CN201820008254U CN207649730U CN 207649730 U CN207649730 U CN 207649730U CN 201820008254 U CN201820008254 U CN 201820008254U CN 207649730 U CN207649730 U CN 207649730U
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- China
- Prior art keywords
- liquid level
- injection tube
- flange
- screw rod
- tube
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Abstract
The utility model discloses a kind of liquid level instrument high-precision detection caliberating devices,Wherein the lower section of injection tube is equipped with hand-operated direction valve,Hand-operated direction valve is separately connected with woven hose and injection tube,Woven hose is first drawn in a certain amount of mercury solution to injection tube,Then mercury solution is injected by injection tube in flange liquid level meter by switching hand-operated direction valve,During injecting mercury solution to flange liquid level meter,The knob movement of screw rod top nut is determined by the scale of reference graduation slot,The distance that screw rod moves down is limited using the nut on screw rod,Complete the calibrated shot to flange liquid level meter,Be conducive to ensure its accuracy of detection surely using advance rower in flange liquid level meter,And in order to prevent misoperation and cause mercury solution from the liquid level tube upper end of flange liquid level meter overflow,One anti-overflow return duct of setting is joined to liquid level tube upper end,Mercury solution is led back into injection tube upper end,Later stage is cleared the mercury solution in injection tube by dismantling head cover,It avoids misoperation that mercury solution is leaked and causes personnel's mercury poisoning.
Description
Technical field
The utility model belongs to the technical field more particularly to a kind of liquid level instrument high-precision detection calibration dress of oil storage tank
It sets.
Background technology
Oil storage tank is the container for storing oil product, it is the capital equipment of oil depot.Oil storage tank can divide metallic oil tank by material
And nonmetallic oil tank；It can divide buried tank, semi underground tank and land storage tank by present position；By installation form can discrete,
It is horizontal；It can cyclotomy cylindricality, square box shape and spherical shape by shape.Either where, the oil storage tank of installation form and shape, liquid level
The high-precision detection of instrument is to ensure the necessary facility of oil storage tank safety and reasonable oil storage.If oil storage tank uses flange liquid level
Meter helps to ensure oil storage tank safety then the precision calibration of flange liquid level meter contributes to the reserves high-precision of oil storage tank to detect
With reasonable oil storage.
Utility model content
For the above existing problem, the utility model provides a kind of liquid level instrument high-precision detection caliberating device,
Including injection tube, hand-operated direction valve is provided with below injection tube, hand-operated direction valve is separately connected separately with woven hose and injection
Cylinder first passes through woven hose and draws in a certain amount of mercury solution to injection tube, and maximum uptake is upper surface of the mercury solution in injection tube
It reaches in the middle part of injection tube, is that later stage maloperation drains mercury solution slot milling from upper end, then switches hand-operated direction valve and lead to mercury solution
It crosses injection tube to be injected into flange liquid level meter, during injecting mercury solution to flange liquid level meter, passes through the quarter of reference graduation slot
Degree determines the knob movement of screw rod top nut, that is, limits the distance that screw rod moves down, complete companion way using the nut on screw rod
The calibrated shot of blue liquid level gauge is conducive to ensure its accuracy of detection surely using advance rower in flange liquid level meter, and in order to anti-
Only misoperation and cause mercury solution from the liquid level tube upper end of flange liquid level meter overflow, setting one anti-overflow return duct be joined to liquid level
Pipe upper end, by mercury solution drainage re-injection shooting cylinder upper end, the mercury solution in injection tube is cleared by dismantling head cover, avoids grasping by the later stage
Make improper so that mercury solution leaks and causes operating personnel's mercury poisoning.
The technical solution of the utility model is：
The utility model provides a kind of liquid level instrument high-precision detection caliberating device, including flange liquid level meter, the flange
Liquid level gauge includes third flange, liquid level mark ruler, liquid level tube and the 4th flange, the middle section of the liquid level tube it is in a vertical shape and
Upper and lower ends are bent to the right respectively, and the upper and lower ends of the liquid level tube are fixedly installed the 4th flange and the third respectively
The middle section of flange, the liquid level tube is arranged in parallel with the liquid level mark ruler, the 4th flange and the third vertically
The right end sealing engagement of flange has first flange and second flange, the right end fixation of the first flange and the second flange to set
It is equipped with anti-overflow return duct and injection tube, the injection tube extends to the right and right end vertical is bent upward, the right end of the injection tube
It is provided with hand-operated direction valve, the upper end of the hand-operated direction valve is provided with connecting tube, is arranged on the side wall of the hand-operated direction valve
There are woven hose, the upper end of the connecting tube to be provided with injection tube, the injection tube has been embedded in piston, the lateral wall of the piston
Sealing shroud is provided between the madial wall of the injection tube, the upper end of the piston is provided with screw rod, and the screw rod prolongs upwards
It stretches and the injection tube is stretched out in upper end, the upper end of the injection tube is provided with dismountable head cover, and the center of the head cover is nested
On the screw rod, it is nested with nut on the screw rod and is connected threadably with the nut, described anti-overflow time
The right end of flow tube is fixed at the lateral wall upper end of the injection tube.
Further, screw thread and reference graduation slot are provided on the circumferential side wall of the screw rod, the screw thread is around described
The circumferential side wall spiral winding of screw rod, the reference graduation slot are vertically arranged on the circumferential side wall of the screw rod.
Further, the maximum injection stroke of the injection tube is the piston from the injection tube center down to described
The stroke of injection tube lower end.
As a result of above-mentioned technology, be allowed to specific positive beneficial effect compared with prior art is the utility model：
1, the utility model is provided with hand-operated direction valve below injection tube, and hand-operated direction valve is separately connected separately with infusion
Pipe and injection tube first pass through woven hose and draw in a certain amount of mercury solution to injection tube, and maximum uptake is mercury solution in injection tube
Upper surface reach injection tube in the middle part of, be later stage maloperation from upper end drain mercury solution slot milling, then switch hand-operated direction valve
Mercury solution is injected by injection tube in flange liquid level meter, during injecting mercury solution to flange liquid level meter, is carved by benchmark
The scale of degree slot determines the knob movement of screw rod top nut, that is, limits the distance that screw rod moves down using the nut on screw rod,
It completes, to the calibrated shot of flange liquid level meter, to be conducive to ensure its accuracy of detection surely using advance rower in flange liquid level meter.
2, the utility model in order to prevent misoperation and cause mercury solution from the liquid level tube upper end of flange liquid level meter overflow, if
It sets an anti-overflow return duct and is joined to liquid level tube upper end, by mercury solution drainage re-injection shooting cylinder upper end, the later stage will be noted by dismantling head cover
Mercury solution in shooting cylinder clears, and avoids misoperation that mercury solution is leaked and causes operating personnel's mercury poisoning.
3, the utility model structure is safe and reliable, has good market prospects.
4, the utility model good product performance, service life are long
5, the utility model is easy to use, convenient and efficient.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of screw rod in the utility model；
Fig. 3 is the close-up schematic view at A in Fig. 2；
Fig. 4 is the structural schematic diagram after the utility model is connected with flange liquid level meter.
In figure：1- draw back plates, 2- screw rods, 21- screw threads, 22- reference graduation slots, 3- nuts, 4- head covers, 5- injection tubes, 6-
Connecting tube, 7- hand-operated direction valves, 8- woven hoses, 9- injection tubes, 10- first flanges, the anti-overflow return ducts of 11-, 12- second flanges,
13- pistons, 14- sealing shrouds, 15- third flanges, 16- liquid levels indicate ruler, 17- liquid level tubes, the 4th flanges of 18-.
Specific implementation mode
In order to clarify the technical characteristics of the invention, below by specific implementation mode, and its attached drawing is combined, to this reality
It is described in detail with novel.Following disclosure provides many different embodiments or example is used for realizing the utility model
Different structure.In order to simplify the disclosure of the utility model, hereinafter the component of specific examples and setting are described.In addition,
The utility model can in different examples repeat reference numerals and/or letter.This repetition is to simplify and clear mesh
, the relationship between discussed various embodiments and/or setting itself is not indicated.It should be noted that illustrated in the accompanying drawings
Component is not drawn necessarily to scale.The description to known assemblies and treatment technology and process is omitted to avoid not in the utility model
Necessarily limit the utility model.
In addition, in the description of the present invention, it should be noted that term " center ", "center", "upper", "lower",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "inner", "outside" be orientation based on ... shown in the drawings or
Position relationship is merely for convenience of describing the present invention and simplifying the description, and does not indicate or imply the indicated device or member
Part must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second ", " third " are used for description purposes only, it is not understood to indicate or imply relative importance.
As shown in attached drawing 1- attached drawings 4, the utility model provides a kind of liquid level instrument high-precision detection caliberating device, including method
Blue liquid level gauge, flange liquid level meter include third flange 15, liquid level mark ruler 16, liquid level tube 17 and the 4th flange 18, liquid level tube 17
Middle section it is in a vertical shape and upper and lower ends are bent to the right respectively, the upper and lower ends of liquid level tube 17 are fixedly installed the 4th respectively
The middle section of flange 18 and third flange 15, liquid level tube 17 is arranged in parallel with liquid level mark ruler 16,18 He of the 4th flange vertically
The right end sealing engagement of third flange 15 has first flange 10 and second flange 12, the right end of first flange 10 and second flange 12
It is fixedly installed anti-overflow return duct 11 and injection tube 5, injection tube 5 extends to the right and right end vertical is bent upward, the right side of injection tube 5
End is provided with hand-operated direction valve 7, and the upper end of hand-operated direction valve 7 is provided with connecting tube 6, is provided on the side wall of hand-operated direction valve 7
The upper end of woven hose 8, connecting tube 6 is provided with injection tube 5, and injection tube 5 has been embedded in piston 13, the lateral wall of piston 13 and injection
Sealing shroud 14 is provided between the madial wall of cylinder 5, the upper end of piston 13 is provided with screw rod 2, and screw rod 2 upwardly extends and upper end is stretched out
The upper end of injection tube 5, injection tube 5 is provided with dismountable head cover 4, and the center of head cover 4 is nested on screw rod 2, nested on screw rod 2
There is nut 3 and be connected threadably with nut 3, the right end of anti-overflow return duct 11 is fixed at the outer of injection tube 5
Sidewall upper.
Screw thread 21 and reference graduation slot 22, circumferential side wall of the screw thread 21 around screw rod 2 are provided on the circumferential side wall of screw rod 2
Spiral winding, reference graduation slot 22 are vertically arranged on the circumferential side wall of screw rod 2.
The maximum injection stroke of injection tube 5 is stroke of the piston 13 from 5 center of injection tube down to 5 lower end of injection tube.
By using above-mentioned technical proposal, including injection tube 5, the lower section of injection tube 5 is provided with hand-operated direction valve 7, hand
Dynamic reversal valve 7 is separately connected separately with woven hose 8 and injection tube 5, first passes through woven hose 8 and draws a certain amount of mercury solution to injection tube 5
Interior, maximum uptake is that upper surface of the mercury solution in injection tube 5 reaches 5 middle part of injection tube, is that later stage maloperation is drained from upper end
Then mercury solution slot milling switches hand-operated direction valve 7 and is injected into mercury solution in flange liquid level meter by injection tube 5, in injection mercury
During liquid to flange liquid level meter, determine that the knob of 2 top nut 3 of screw rod moves by the scale of reference graduation slot 22, also
It is to limit the distance that screw rod 2 moves down using the nut 3 on screw rod 2, completes, to the calibrated shot of flange liquid level meter, to be conducive in method
Blue liquid level gauge ensures its accuracy of detection surely using advance rower, and in order to prevent misoperation and cause mercury solution from flange liquid level
17 upper end of liquid level tube of meter is overflowed, and one anti-overflow return duct 11 of setting is joined to 17 upper end of liquid level tube, and mercury solution drainage re-injection is penetrated
Cylinder 5 upper ends, the later stage by dismantle head cover 4 mercury solution in injection tube 5 is cleared, avoid misoperation make mercury solution leak and
Cause operating personnel's mercury poisoning.
In the description of the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " company
Connect ", " fixation " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；Can be
Mechanical connection can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary two
The interaction relationship of connection or two elements inside element.And the material side used by each parts of the utility model
Face, if the parts with the description of " elasticity " term, what be may be used is spring steel material, can also be using rubber material
Matter；If the parts with the description of " rigidity " term, what be may be used is steel material, can also be using hard engineering plastic
Expect material.For the ordinary skill in the art, above-mentioned term can be understood in the utility model according to concrete condition
In concrete meaning.
One embodiment of the utility model is described in detail above, but the content is only the utility model
Preferred embodiment should not be considered as limiting the scope of the present invention.It is all to be made according to application scope of the utility model
All the changes and improvements etc., should all still belong within the patent covering scope of the utility model.
Claims (3)
1. a kind of liquid level instrument high-precision detection caliberating device, including flange liquid level meter, the flange liquid level meter include third method
Blue, liquid level mark ruler, liquid level tube and the 4th flange, the middle section of the liquid level tube is in a vertical shape and upper and lower ends are distinguished to the right
Bending, the upper and lower ends of the liquid level tube are fixedly installed the 4th flange and the third flange, the liquid level tube respectively
Middle section be arranged in parallel with liquid level mark ruler vertically, it is characterised in that：4th flange and the third flange
Right end sealing engagement have a first flange and second flange, the right end of the first flange and the second flange is fixedly installed
Anti-overflow return duct and injection tube, the injection tube extends to the right and right end vertical is bent upward, and the right end of the injection tube is arranged
There are hand-operated direction valve, the upper end of the hand-operated direction valve to be provided with connecting tube, be provided on the side wall of the hand-operated direction valve defeated
The upper end of liquid pipe, the connecting tube is provided with injection tube, and the injection tube has been embedded in piston, the lateral wall of the piston and institute
State and be provided with sealing shroud between the madial wall of injection tube, the upper end of the piston is provided with screw rod, the screw rod upwardly extend and
The injection tube is stretched out in upper end, and the upper end of the injection tube is provided with dismountable head cover, and the center of the head cover is nested in institute
It states on screw rod, nut is nested on the screw rod and is connected threadably with the nut, the anti-overflow return duct
Right end be fixed at the lateral wall upper end of the injection tube.
2. a kind of liquid level instrument high-precision detection caliberating device according to claim 1, it is characterised in that：The screw rod
Be provided with screw thread and reference graduation slot on circumferential side wall, the screw thread around the screw rod circumferential side wall spiral winding, it is described
Reference graduation slot is vertically arranged on the circumferential side wall of the screw rod.
3. a kind of liquid level instrument high-precision detection caliberating device according to claim 1, it is characterised in that：The injection tube
Maximum injection stroke be stroke of the piston from the injection tube center down to the injection tube lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820008254.1U CN207649730U (en) | 2018-01-03 | 2018-01-03 | A kind of liquid level instrument high-precision detection caliberating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820008254.1U CN207649730U (en) | 2018-01-03 | 2018-01-03 | A kind of liquid level instrument high-precision detection caliberating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207649730U true CN207649730U (en) | 2018-07-24 |
Family
ID=62876934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820008254.1U Expired - Fee Related CN207649730U (en) | 2018-01-03 | 2018-01-03 | A kind of liquid level instrument high-precision detection caliberating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207649730U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110470206A (en) * | 2019-08-23 | 2019-11-19 | 郑州开物通电子科技有限公司 | Magnetic scale caliberating device |
-
2018
- 2018-01-03 CN CN201820008254.1U patent/CN207649730U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110470206A (en) * | 2019-08-23 | 2019-11-19 | 郑州开物通电子科技有限公司 | Magnetic scale caliberating device |
| CN110470206B (en) * | 2019-08-23 | 2021-11-05 | 郑州开物通电子科技有限公司 | Magnetic scale calibration device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180724 Termination date: 20190103 |