CN218274429U - Liquid level switch sensor - Google Patents
Liquid level switch sensor Download PDFInfo
- Publication number
- CN218274429U CN218274429U CN202222470219.0U CN202222470219U CN218274429U CN 218274429 U CN218274429 U CN 218274429U CN 202222470219 U CN202222470219 U CN 202222470219U CN 218274429 U CN218274429 U CN 218274429U
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- heat
- base
- connector plug
- level switch
- switch sensor
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Abstract
The utility model provides a liquid level switch sensor, including the connector plug, connector plug one end axial has connected gradually mainboard PCBA, base and heat-resisting protective tube, the heat-resisting protective tube endotheca is equipped with the bar copper, connector plug and heat-resisting protective tube all with base sealing connection. In the utility model, a mainboard PCBA is arranged between the connector plug and the base in a sealing way, a heat-resistant protective pipe and a copper bar sleeved in the heat-resistant protective pipe are arranged at the tail end of the base, the whole arrangement structure is compact, and the heat resistance of the sensor is good by arranging the protective heat-resistant pipe; in addition, the base, the connector plug and the heat-resistant protective pipe are connected in a buckling and nesting connection mode respectively, a first sealing ring is arranged between the base and the connector plug, and a second sealing ring is arranged between the base and the heat-resistant protective pipe, so that the assembly and the disassembly are convenient while the sealing connection is realized.
Description
Technical Field
The utility model relates to a sensor technical field specifically is a level switch sensor.
Background
The liquid level switch sensor is usually partly placed in the aquatic, specifically in the monitoring part can extend to the water body, current liquid level switch sensor structure is complicated, area occupied is great, and the heat resistance is relatively poor moreover, specifically the bar copper lag heat resistance on this sensor is relatively poor, easy deformation damages, lead to intaking in the liquid level switch sensor easily, and then damage the sensor, current liquid level sensor adopts the sealing connection mode of bonding usually moreover, the equipment is inconvenient with the dismantlement.
Therefore, the utility model provides a liquid level switch sensor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a liquid level switch sensor to solve the problem that proposes in the above-mentioned background art, the utility model discloses an axial is arranged in proper order and is set up connector plug, mainboard PCBA, base and heat-resisting protective tube and make this sensor compact structure, and is heat-resisting effectual moreover, and base, connector plug and heat-resisting protective tube are connected through buckle and nested connected mode respectively in addition, and the equipment is convenient with the dismantlement.
In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a level switch sensor, includes the connector plug, connector plug one end axial has connected gradually mainboard PCBA, base and heat-resisting protective tube, the heat-resisting protective tube endotheca is equipped with the bar copper, connector plug and heat-resisting protective tube all with base sealing connection.
Further, the chamber of placing of holding mainboard PCBA is seted up to the one end of base, the one end of connector plug is provided with the buckle closure, and the buckle closure cover is established and is placed the intracavity.
Furthermore, a first sealing ring is arranged between the buckle cover and the placing cavity, and the buckle cover is connected with the placing cavity in a buckling mode.
Furthermore, the bottom of the placing cavity is provided with a pore passage communicated with the outside, and the heat-resistant protective pipe is nested in the pore passage and has an opening at one end opposite to the placing cavity.
Furthermore, a counter bore is formed in the top of the pore channel, an annular boss is arranged at the top of the heat-resistant protection pipe, and a second sealing ring is arranged between the annular boss and the counter bore.
Furthermore, the heat-resistant protective pipe is a Teflon pipe.
Furthermore, the outer circumferential wall of the base is provided with threads.
The utility model has the advantages that: the utility model relates to a liquid level switch sensor, which comprises a connector plug; covering; a main board PCBA; a first sealing ring; a second sealing ring; a base; a placement chamber; a copper rod; a heat-resistant protective tube; and an annular boss.
1. Sealed mainboard PCBA that sets up between connector plug and base sets up, sets up heat-resisting protective tube and cover at the tail end of base and establish the bar copper in heat-resisting protective tube, and whole setting structure is compact, makes this sensor heat resistance good through setting up protection heat-resisting pipe moreover.
2. The base, the connector plug and the heat-resistant protective pipe are connected in a buckling and nesting connection mode respectively, the first sealing ring is arranged between the base and the connector plug, the second sealing ring is arranged between the base and the heat-resistant protective pipe, and the base, the connector plug and the heat-resistant protective pipe are convenient to assemble and disassemble while achieving sealing connection.
Drawings
Fig. 1 is a schematic structural diagram of a liquid level switch sensor connector plug, a main board PCBA, a first seal ring, a second seal ring, a base, a copper bar and a heat-resistant protective pipe of the present invention, which are exploded;
FIG. 2 is a schematic cross-sectional view of a level switch sensor according to the present invention;
in the figure: 1. a connector plug; 11. covering; 2. a main board PCBA; 3. a first sealing ring; 4. a second sealing ring; 5. a base; 51. a placement chamber; 6. a copper bar; 7. a heat-resistant protective tube; 71. and an annular boss.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides a level switch sensor, including connector plug 1, 1 one end axial of connector plug has connected gradually mainboard PCBA2, base 5 and heat-resisting protective tube 7, heat-resisting protective tube 7 endotheca is equipped with bar copper 6, the effect of heat-resisting protective tube 6 is kept apart bar copper 6 and water, connector plug 1 and heat-resisting protective tube 7 all with base 5 sealing connection, wherein the one end of base 5 is seted up holding mainboard PCBA2 place chamber 51, connector plug 1's one end is provided with buckle closure 11, the buckle closure 11 cover is established and is placed the chamber 51 in, whole mainboard PCBA2 is sealed and keeps apart, its and the last electroplax electric connection of connector plug 1, overall structure is compact, wherein the screw thread has been seted up to the periphery wall on the base 5, convenient and outside support passes through threaded connection.
In the embodiment, the first sealing ring 3 is arranged between the buckling cover 11 and the placing cavity 51, the buckling cover 11 is connected with the placing cavity 51 in a buckling mode, and the connector plug 1 and the base 5 are convenient to assemble and disassemble.
This embodiment, place the bottom of chamber 51 and set up the outside pore of intercommunication, heat-resisting protective tube 7 nestification is in the pore and with place the one end opening that chamber 51 is relative, the counter bore has been seted up at the top in pore wherein, the top of heat-resisting protective tube 7 is provided with annular boss 71, be provided with sealing washer two 4 between annular boss 71 and the counter bore, heat-resisting protective tube 7 is T type structure, outwards pass in placing chamber 51 during its installation, then it is sealed through sealing washer two 4, wherein the top buckle of annular boss 71 and counter bore is connected, install and remove the convenience.
In this embodiment, the heat-resistant protection tube 7 is a teflon tube, which has high heat resistance.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a level switch sensor, includes connector plug (1), its characterized in that, connector plug (1) one end axial has connected gradually mainboard PCBA (2), base (5) and heat-resisting protective tube (7), bar copper (6) are equipped with to heat-resisting protective tube (7) endotheca, connector plug (1) and heat-resisting protective tube (7) all with base (5) sealing connection.
2. A level switch sensor as claimed in claim 1, wherein: the one end of base (5) is seted up the chamber (51) of placing of holding mainboard PCBA (2), the one end of connector plug (1) is provided with buckle closure (11), and buckle closure (11) cover is established and is placed in chamber (51).
3. A level switch sensor as claimed in claim 2, wherein: and a first sealing ring (3) is arranged between the buckle cover (11) and the placing cavity (51), and the buckle cover (11) is connected with the placing cavity (51) in a buckling manner.
4. A level switch sensor as claimed in claim 2, wherein: the bottom of the placing cavity (51) is provided with a pore passage communicated with the outside, and the heat-resistant protective pipe (7) is nested in the pore passage and is provided with an opening at one end opposite to the placing cavity (51).
5. The level switch sensor of claim 4, wherein: the top of the pore passage is provided with a counter bore, the top of the heat-resistant protective pipe (7) is provided with an annular boss (71), and a sealing ring II (4) is arranged between the annular boss (71) and the counter bore.
6. A level switch sensor as claimed in claim 1, wherein: the heat-resistant protective pipe (7) is a Teflon pipe.
7. A level switch sensor as claimed in claim 1, wherein: the outer peripheral wall of the base (5) is provided with threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222470219.0U CN218274429U (en) | 2022-09-19 | 2022-09-19 | Liquid level switch sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222470219.0U CN218274429U (en) | 2022-09-19 | 2022-09-19 | Liquid level switch sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218274429U true CN218274429U (en) | 2023-01-10 |
Family
ID=84716062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222470219.0U Active CN218274429U (en) | 2022-09-19 | 2022-09-19 | Liquid level switch sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218274429U (en) |
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2022
- 2022-09-19 CN CN202222470219.0U patent/CN218274429U/en active Active
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