CN213635836U - Liquid level switch sleeve convenient to assemble - Google Patents
Liquid level switch sleeve convenient to assemble Download PDFInfo
- Publication number
- CN213635836U CN213635836U CN202022395552.0U CN202022395552U CN213635836U CN 213635836 U CN213635836 U CN 213635836U CN 202022395552 U CN202022395552 U CN 202022395552U CN 213635836 U CN213635836 U CN 213635836U
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- level switch
- installation department
- liquid level
- installation
- assembly
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Abstract
The utility model relates to a liquid level switch cover technical field, in particular to a liquid level switch cover convenient for assembly, which solves the defects that part of liquid can be adhered on a liquid level switch to influence the detection effect in the prior art, and comprises an installation part and a sleeve joint part, wherein the installation part is arranged at the top end of the sleeve joint part, a cylindrical through hole is arranged in the middle of the installation part, the installation part is communicated with the sleeve joint part, one end of the installation part, which is far away from the sleeve joint part, is provided with an opening, and the inner side wall of the installation part, which is close to the opening, is provided with an inner thread, the installation part is a tubular structure with one sealed end, the outer side wall of the sleeve joint part, which is close to one end of the installation part, is provided with an outer thread, is convenient to be fixedly connected with the liquid level switch through the inner thread, the solution is prevented from being adhered to the switch, the detection precision of the switch is prevented from being influenced, and the service life of the switch is shortened.
Description
Technical Field
The utility model relates to a liquid level switch cover technical field specifically is the liquid level switch cover of assembly for being convenient for.
Background
The liquid level switch, also called level switch, level sensor, as the name implies, is exactly the switch that comes the break-make of control circuit through the liquid level. The form is largely classified into a contact type and a non-contact type. The commonly used non-contact switches include a capacitive liquid level switch, and the contact switches include a floating ball type liquid level switch, an electrode type liquid level switch, an electronic type liquid level switch, a capacitive type liquid level switch and the like.
When current contact liquid level switch used, the inside of general disect insertion liquid detected, used a period after, when the liquid that detects had viscidity, partial liquid can the adhesion accumulation on liquid level switch, and the time has been of a specified duration reduced its precision that detects easily, shortens its life, so need use a liquid level switch cover, plays the effect of certain wall and protection to liquid level switch, improves the precision and the life that its detected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a liquid level switch cover convenient to assembly to the part liquid that proposes in solving above-mentioned background art can adhere on liquid level switch, influences its detection effect, still can shorten liquid level switch's life problem.
In order to achieve the above object, the utility model provides a following technical scheme: liquid level switch cover convenient to assembly, including installation department and cup joint portion, the installation department sets up on the top of cup jointing portion, the centre of installation department is provided with columniform through-hole, and installation department and cup joint portion intercommunication, the one end that cup joints portion is kept away from to the installation department is provided with the opening, and is provided with the internal thread on the installation department is close to the open-ended inside wall, the installation department is the sealed tubular structure of one end, cup joint portion is provided with the external screw thread on being close to the lateral wall of installation department one end.
Preferably, the installation department is cylindrical structure, and evenly is provided with the helping hand hole on the periphery wall of installation department.
Preferably, the material of the sleeve joint part is polytetrafluoroethylene.
Preferably, the thickness of the side wall of the bottom end of the sleeving part is smaller than 1 mm.
Preferably, the outer diameter of the cross section of the installation part is larger than that of the cross section of the sleeve joint part, and one end of the installation part, which is close to the sleeve joint part, is provided with an annular sealing rubber ring.
Compared with the prior art, the beneficial effects of the utility model are that: the liquid level switch sleeve convenient to assemble is provided with the installation part and the sleeve joint part, the inner side wall of the installation part is provided with the inner thread which is convenient to be installed and fixed with the liquid level switch main body, the outer side wall of one end of the sleeve joint part is provided with the outer thread which is convenient to be installed and fixed with the charging barrel, the peripheral wall of the installation part is uniformly provided with the power assisting holes, the installation part is convenient to be screwed by means of tools, the installation is firmer, the sealing performance is good, the assembly is simple and quick, when the sleeve joint part is inserted into the charging barrel in use, the liquid level switch main body can not be directly contacted with solution in the charging barrel, the sleeve joint part is made of polytetrafluoroethylene which is hydrophobic, the polytetrafluoroethylene can not be wetted by water or water-containing substances, the solution is not easy to be adhered to the sleeve joint part, the thickness, the liquid level switch has long service life and high detection precision.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the assembly structure of the present invention;
fig. 3 is a schematic view of the front view structure of the present invention.
In the figure: 1. an installation part; 101. an internal thread; 102. a booster hole; 2. a socket joint part; 201. an external thread; 3. a liquid level switch main body; 4. a charging barrel; 401. an installation port; 5. and sealing the rubber ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides an embodiment: liquid level switch cover convenient for assembly, including installation department 1 and cup joint portion 2, installation department 1 sets up on the top of cup joint portion 2, the centre of installation department 1 is provided with the columniform through-hole, and installation department 1 and cup joint portion 2 intercommunication, the one end that installation department 1 keeps away from cup joint portion 2 is provided with the opening, and installation department 1 is close to and is provided with internal thread 101 on the open-ended inside wall, as shown in figure 2, during the use, cup joint portion 2 in the outside of liquid level switch main part 3, liquid level switch main part 3 and installation department 1 threaded connection, the material of cup joint portion 2 is polytetrafluoroethylene, polytetrafluoroethylene is hydrophobic, neither water nor water-containing material can wet polytetrafluoroethylene, when inserting cup joint portion 2 into solution, solution is difficult to adhere on cup joint portion 2, can avoid solution accumulation on liquid level switch, influence its detection effect, after the live time has been long, the liquid level switch sleeve can be replaced, the service life of the liquid level switch main body 3 is prolonged, and the working cost is reduced;
the thickness of the side wall of the bottom end of the sleeve joint part 2 is less than 1mm, and when the liquid level switch is used, the liquid level switch main body 3 is tightly attached to the bottom end of the sleeve joint part 2, so that the detection of the liquid level switch main body 3 is not influenced;
the mounting part 1 is of a tubular structure with one sealed end, the outer side wall of the sleeving part 2 close to one end of the mounting part 1 is provided with an external thread 201, the mounting part 1 is of a cylindrical structure, and the outer peripheral wall of the mounting part 1 is uniformly provided with power assisting holes 102, as shown in fig. 2, during assembly, the external thread 201 is in threaded connection with a mounting port 401 at one side of the charging barrel 4, a tool is inserted into the power assisting holes 102, the tool is rotated, the mounting part 1 is conveniently screwed down, the mounting is convenient and firm, the sealing performance is good, and the solution is;
as fig. 3, the external diameter of installation department 1 cross section is greater than the external diameter of portion 2 cross section of cup jointing, and installation department 1 is close to the one end of portion 2 of cup jointing and sets up annular sealing rubber circle 5, and during the assembly, sealing rubber circle 5 and installing port 401 closely laminate, improve the leakproofness.
The working principle is as follows: during the assembly at first insert the inside of portion 2 of cup jointing with liquid level switch main part 3, the one end of liquid level switch main part 3 and the bottom of portion 2 of cup jointing closely laminate, the front end of liquid level switch main part 3 and the internal thread 101 threaded connection of 1 one end of installation department, accomplish switch cover and liquid level switch main part 3's being connected promptly, then will cup joint portion 2 and insert the inside of feed cylinder 4, the external screw thread 201 of portion 2 one end of cup jointing and the installing port 401 threaded connection of 4 one sides of feed cylinder, high convenience for assembly, the inside that cup joints portion 2 and extends to feed cylinder 4, with the inside solution contact of feed cylinder 4, detect the liquid level height, the material of portion 2 of cup jointing is polytetrafluoroethylene, polytetrafluoroethylene is the hydrophobicity, the difficult adhesion of solution is in the outside of portion 2 of cup jointing, liquid level switch main part 3 detects the precision height.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. Liquid level switch cover convenient to assembly, its characterized in that: including installation department (1) and the portion (2) of cup jointing, installation department (1) sets up on the top of the portion (2) of cup jointing, the centre of installation department (1) is provided with the columniform through-hole, and installation department (1) and the portion (2) intercommunication of cup jointing, the one end that cup joints portion (2) is kept away from in installation department (1) is provided with the opening, and installation department (1) is close to and is provided with internal thread (101) on the open-ended inside wall, installation department (1) is the sealed tubular structure of one end, it is provided with external screw thread (201) on the lateral wall that the portion (2) of cup jointing is close to installation department.
2. A fluid level switch sleeve for ease of assembly as set forth in claim 1, wherein: the installation part (1) is of a cylindrical structure, and power assisting holes (102) are uniformly formed in the outer peripheral wall of the installation part (1).
3. A fluid level switch sleeve for ease of assembly as set forth in claim 1, wherein: the material of the sleeve joint part (2) is polytetrafluoroethylene.
4. A fluid level switch sleeve for ease of assembly as set forth in claim 1, wherein: the thickness of the side wall of the bottom end of the sleeving part (2) is smaller than 1 mm.
5. A fluid level switch sleeve for ease of assembly as set forth in claim 1, wherein: the external diameter of installation department (1) cross section is greater than the external diameter of portion (2) cross section of cup jointing, and installation department (1) sets up annular sealing rubber circle (5) near the one end of portion (2) of cup jointing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022395552.0U CN213635836U (en) | 2020-10-26 | 2020-10-26 | Liquid level switch sleeve convenient to assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022395552.0U CN213635836U (en) | 2020-10-26 | 2020-10-26 | Liquid level switch sleeve convenient to assemble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213635836U true CN213635836U (en) | 2021-07-06 |
Family
ID=76622467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022395552.0U Active CN213635836U (en) | 2020-10-26 | 2020-10-26 | Liquid level switch sleeve convenient to assemble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213635836U (en) |
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2020
- 2020-10-26 CN CN202022395552.0U patent/CN213635836U/en active Active
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