CN209214723U - Liquid-level switch resistant to high temperature - Google Patents
Liquid-level switch resistant to high temperature Download PDFInfo
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- CN209214723U CN209214723U CN201920031692.4U CN201920031692U CN209214723U CN 209214723 U CN209214723 U CN 209214723U CN 201920031692 U CN201920031692 U CN 201920031692U CN 209214723 U CN209214723 U CN 209214723U
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- high temperature
- motion bar
- liquid
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Abstract
The utility model discloses a kind of liquid-level switches resistant to high temperature, it include: the first bolt and motion bar, first bolt is axially arranged with through-hole along it, the lower end of first bolt is equipped with hollow guide post coaxial with the through hole, the upper end of first bolt is equipped with the second bolt, and the second bolt is inserted into through-hole, and is connect with through hole whorl, the side wall of first bolt upper end is equipped with magnetic reed switch, and magnetic reed switch is connect with control line.The first end of motion bar is inserted into hollow guide post, and is extended into through-hole, and the first end of motion bar is equipped with magnet, and the second end of motion bar is equipped with floating ball.The utility model has the beneficial effects that: magnetic reed switch and magnet are not allowed vulnerable, the service life is longer, and control signal is more stable, solves the problems, such as floating-ball level switch non-refractory, and installs and maintenance is all more convenient, improves production efficiency.
Description
Technical field
The utility model relates to the technical field of liquid-level switch, in particular to a kind of liquid-level switch resistant to high temperature.
Background technique
For oil temperature machine during the manufacturing, the detection of fuel level in tank is an important job, if cannot be quasi-
The liquid level of true detection fuel tank, be easy to cause high temperature heat conductive oil overflow or oil starvation state under machine dally, even result in production thing
Therefore occur.Floating-ball level switch is mostly used in industry greatly to monitor the oil level in fuel tank, the magnetic red of traditional floating-ball level switch
Switch is located in inside the bar diameter of contact measured medium, is placed on inside floating ball with the magnet of its interoperation, is both needed to immerse
In medium.This floating-ball level switch is led since the workpiece (magnetic reed switch and magnet) of switch is immersed in high temperature by long-time
In hot oil, its magnetism is be easy to cause to fail at high temperature, receives control jitter, so as to cause fuel level in tank excessively high or
It not will call the police when too low or alarm always, even result in other accessories of machine therefore burn out, cause extreme loss to client.
Utility model content
In view of the problems of the existing technology, the main purpose of the utility model is to provide a kind of liquid level resistant to high temperature and opens
It closes, it is intended to which the magnetic reed switch and magnet for solving existing floating-ball level switch, which are immersed in the environment of high temperature heat conductive oil, be easy to cause magnetic
Property failure, and receive control jitter the problem of.
To achieve the above object, the utility model proposes liquid-level switch resistant to high temperature, comprising:
First bolt, the first bolt are axially arranged with through-hole along it, and the lower end of the first bolt is equipped with coaxial with the through hole hollow
Guide post, the upper end of the first bolt are equipped with the second bolt, and the second bolt is inserted into through-hole, and is connect with through hole whorl.First spiral shell
The upper end side wall of bolt is equipped with magnetic reed switch, and magnetic reed switch is connect with control line.
Motion bar, motion bar and hollow guide post coaxially slide cooperate, and first end is inserted into hollow guide post, and to institute
It states in the through-hole of the first bolt and extends.The first end of motion bar is equipped with magnet, and the second end of motion bar is equipped with floating ball.
Preferably, the threaded upper ends of the first bolt are connected with nut.
Preferably, hollow guide post is welded on the lower end of the first bolt.
Preferably, the second bolt is hexagon socket head cap screw.
Preferably, floating ball is metal floating ball.
Compared with prior art, the utility model has the beneficial effects that: magnetic reed switch and magnet do not allow vulnerable, use
Longer life expectancy, control signal is more stable, solves the problems, such as floating-ball level switch non-refractory, and installs and safeguard and is all relatively more square
Just, production efficiency is improved.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of the utility model one embodiment of liquid-level switch resistant to high temperature；
The utility model aim is realized, the embodiments will be further described with reference to the accompanying drawings for functional characteristics and advantage.
Specific embodiment
The utility model proposes a kind of liquid-level switches resistant to high temperature.
Referring to Fig.1, Fig. 1 is the structural schematic diagram of the utility model one embodiment of liquid-level switch resistant to high temperature.
As shown in Figure 1, in the utility model embodiment, the liquid-level switch resistant to high temperature, comprising: 100 He of the first bolt
Motion bar 700.First bolt 100 is axially arranged with through-hole along it, and the lower end of the first bolt 100 is equipped with coaxial with the through hole hollow lead
To column 200, the upper end of the first bolt 100 is equipped with the second bolt 300, and the second bolt 300 is inserted into through-hole, and connects with through hole whorl
It connects.The side wall of first bolt, 100 upper end is equipped with magnetic reed switch 400, and magnetic reed switch 400 is connect with control line 500.Specifically,
In the present embodiment, the threaded upper ends of the first bolt 100 are connected with nut 600, when installation, the lower end insertion of the first bolt 100
In fuel tank 900, the upper end is fixed on the top of fuel tank 900 by nut 600.
Motion bar 700 and hollow 200 coaxially slide of guide post cooperate, and first end is inserted into hollow guide post 200, and to
Extend in the through-hole of first bolt 100.The first end of motion bar 700 is equipped with magnet, and second end is equipped with floating ball 800, floating ball 800
It is placed in fuel tank 900, when floating under the action of liquid buoyancy of the floating ball 800 in fuel tank 900, motion bar 700 is also with floating ball
800 movements, so that the magnet of 700 second end of motion bar generates switch motion when contacting magnetic reed switch, to detect fuel tank 900
Liquid level.
Specifically, in the present embodiment, to promote the bonding strength of hollow guide post 200 in the high temperature environment, guarantee it
Guiding accuracy prevents motion bar 700 because that hollow guide post 200 deforms is stuck, and then damages the liquid-level switch resistant to high temperature, in
Empty guide post 200 is welded on the lower end of the first bolt 100.
Specifically, in the present embodiment, to make the liquid-level switch overall structure resistant to high temperature more compact and facilitate adjusting
The stroke that motion bar 700 floats with floating ball 800, the second bolt 300 are hexagon socket head cap screw.
Technical solutions of the utility model by being axially arranged with through-hole along the first bolt 100, under the first bolt 100
End is equipped with hollow guide post 200, and the upper end side wall of the first bolt 100 is equipped with magnetic reed switch 400, and the first end of motion bar 700 is inserted
Enter in hollow guide post 200, and extend into the through-hole of the first bolt 100, and the first end of motion bar 700 is equipped with magnet, it is living
The second end of lever 700 is equipped with floating ball 800, and floating ball 800 is placed in fuel tank 900.In use, the lower end of the first bolt 100 is inserted into
In fuel tank 900, the upper end is fixed on the top of fuel tank 900 by nut 600, so that the magnetic reed switch of 100 upper end of the first bolt
400 and 700 first end of motion bar magnet far from the high temperature heat conductive oil in fuel tank 900, to solve liquid-level switch non-refractory
The problem of.
Preferably, in the present embodiment, floating ball 800 is metal floating ball.
Compared with prior art, the utility model has the beneficial effects that: magnetic reed switch and magnet do not allow vulnerable, use
Longer life expectancy, control signal is more stable, solves the problems, such as floating-ball level switch non-refractory, and installs and safeguard and is all relatively more square
Just, production efficiency is improved.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
Under all utility models in the utility model are conceived, equivalent structure made based on the specification and figures of the utility model
Transformation, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (5)
1. a kind of liquid-level switch resistant to high temperature characterized by comprising
First bolt, first bolt are axially arranged with through-hole along it, and the lower end of first bolt is equipped with same with the through-hole
The hollow guide post of axis, the upper end of first bolt are equipped with the second bolt, and second bolt is inserted into the through-hole, and with
The through hole whorl connection；The upper end side wall of first bolt is equipped with magnetic reed switch, and the magnetic reed switch and control line connect
It connects；
Motion bar, the motion bar and the hollow guide post coaxially slide cooperate, and first end is inserted into the hollow guide post
It is interior, and extend into the through-hole of first bolt；The first end of the motion bar is equipped with magnet, the second end of the motion bar
Equipped with floating ball.
2. liquid-level switch resistant to high temperature as described in claim 1, which is characterized in that the threaded upper ends of first bolt connect
There is nut.
3. liquid-level switch resistant to high temperature as described in claim 1, which is characterized in that the hollow guide post is welded on described the
The lower end of one bolt.
4. liquid-level switch resistant to high temperature as described in claim 1, which is characterized in that second bolt is hexagon socket head cap screw.
5. liquid-level switch resistant to high temperature according to any one of claims 1-4, which is characterized in that the floating ball is floating for metal
Ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920031692.4U CN209214723U (en) | 2019-01-07 | 2019-01-07 | Liquid-level switch resistant to high temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920031692.4U CN209214723U (en) | 2019-01-07 | 2019-01-07 | Liquid-level switch resistant to high temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209214723U true CN209214723U (en) | 2019-08-06 |
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ID=67467036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920031692.4U Active CN209214723U (en) | 2019-01-07 | 2019-01-07 | Liquid-level switch resistant to high temperature |
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| CN (1) | CN209214723U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109596191A (en) * | 2019-01-07 | 2019-04-09 | 深圳市奥德机械有限公司 | Liquid-level switch resistant to high temperature |
-
2019
- 2019-01-07 CN CN201920031692.4U patent/CN209214723U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109596191A (en) * | 2019-01-07 | 2019-04-09 | 深圳市奥德机械有限公司 | Liquid-level switch resistant to high temperature |
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