CN213688554U - T-shaped capacitance liquid level switch - Google Patents
T-shaped capacitance liquid level switch Download PDFInfo
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- CN213688554U CN213688554U CN202023082454.8U CN202023082454U CN213688554U CN 213688554 U CN213688554 U CN 213688554U CN 202023082454 U CN202023082454 U CN 202023082454U CN 213688554 U CN213688554 U CN 213688554U
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- fixedly mounted
- level switch
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- 239000007788 liquid Substances 0.000 title claims abstract description 25
- 238000001514 detection method Methods 0.000 claims abstract description 35
- 238000007789 sealing Methods 0.000 claims abstract description 22
- 230000006698 induction Effects 0.000 claims description 12
- 238000013016 damping Methods 0.000 claims description 11
- 230000006978 adaptation Effects 0.000 claims 2
- 239000000523 sample Substances 0.000 abstract description 4
- 239000002904 solvent Substances 0.000 abstract description 4
- 239000011248 coating agent Substances 0.000 abstract description 3
- 238000000576 coating method Methods 0.000 abstract description 3
- 230000003628 erosive effect Effects 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 230000008595 infiltration Effects 0.000 abstract description 2
- 238000001764 infiltration Methods 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
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Abstract
The utility model discloses a T type electric capacity liquid level switch, the device comprises a device body, the top fixed mounting of device body has sealed lid, the inside fixed mounting of device body has places the chamber, the bottom fixed mounting of device body has threaded connection pole, the lateral wall fixed mounting of device body has the cable entry, the outer wall fixed mounting who places the chamber has the sealing layer, the outer wall fixed mounting of sealing layer has the anticorrosive coating. The utility model discloses, set up sealing layer and anticorrosive coating, can guarantee that the electro-solvent level switch probe avoids receiving the erosion when invading liquid, guarantee the cleanness of inner structure, avoid appearing the phenomenon of infiltration to solved electro-solvent switch and appeared electric leakage phenomenon when using, atmospheric pressure detection device and concentration detection device's setting is favorable to detecting the change of electric capacity the very first time when electric capacity level switch uses, avoids because the change of electric capacity is very big, leads to electric capacity level switch's damage.
Description
Technical Field
The utility model relates to the field of switch technology, specifically a T type electric capacity liquid level switch.
Background
The capacitance liquid level switch determines whether medium or air exists or not by detecting the conductivity or insulation rate of the detection medium. A capacitance is formed between the level switch and the medium (liquid or air) in which it is located. When the probe tip of the capacitance liquid level switch is immersed in liquid, the capacitance changes greatly, and the FET switch changes state.
The probe tip needs to be immersed into liquid when the existing electro-solution level switch is used, if the liquid is corrosive, the electro-solution switch is damaged easily when used, the capacitance change is unstable, and the change of the capacitance is unstable easily, so that the FET switch is repeatedly changed, and the switch is damaged.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a T type electric capacity liquid level switch to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a T-shaped capacitor liquid level switch comprises a device body, wherein a sealing cover is fixedly installed at the top of the device body, a placing cavity is fixedly installed inside the device body, a threaded connecting rod is fixedly installed at the bottom of the device body, a cable inlet is fixedly installed on the side wall of the device body, a sealing layer is fixedly installed on the outer wall of the placing cavity, an anti-corrosion layer is fixedly installed on the outer wall of the sealing layer, a protection device is movably connected to the bottom end of the cable inlet, a detection device is movably connected to the bottom of the threaded connecting rod, a fixing buckle is fixedly installed on the side wall of the protection device, a noise reduction plate is fixedly installed inside the protection device, a damping spring is fixedly installed inside the protection device, a sealing ring is fixedly installed inside the device body, and an extension rod is fixedly installed on the, the detection device is characterized in that a rubber layer is fixedly mounted inside the detection device, a breathable layer is fixedly mounted on the outer wall of the rubber layer, an induction lamp is fixedly mounted on the side wall of the detection device, a conveying pipeline is fixedly mounted at the bottom of the detection device, an air pressure detection device is fixedly mounted inside the conveying pipeline, and a concentration detection device is fixedly mounted inside the conveying pipeline.
Preferably, the side wall of the protection device is provided with a fixing groove, and the size of the fixing groove formed in the side wall of the protection device is matched with the size of the fixing buckle.
Preferably, the cable inlet is circular, and the size of the inner wall of the sealing ring is matched with the size of the outer wall of the cable inlet.
Preferably, the number of the damping springs is two, and the two damping springs are equal in size and symmetrically distributed in the protection device.
Preferably, the threaded connecting rod is circular in shape, and the inner wall of the detection device is matched with the outer wall of the threaded connecting rod in size.
Preferably, the number of the induction lamps is two, and the two induction lamps have equal sizes and are symmetrically distributed on two sides of the detection device.
Compared with the prior art, the beneficial effects of the utility model are that: this T type electric capacity liquid level switch, sealing layer and anticorrosive coating have been set up, can guarantee that the electro-solvent liquid level switch probe avoids receiving the erosion when invading liquid, guarantee the cleanness of inner structure, the phenomenon of infiltration avoids appearing, thereby solved the electro-solvent switch and appeared electric leakage phenomenon when using, atmospheric pressure detection device and concentration detection device's setting, be favorable to detecting the change of electric capacity the very first time when electric capacity liquid level switch uses, avoid because the change of electric capacity is very big, lead to electric capacity liquid level switch's damage.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the protection device of the present invention;
fig. 3 is the schematic diagram of the internal structure of the detecting device of the present invention.
In the figure: 1. a device body; 2. a sealing cover; 3. a placement chamber; 4. a threaded connecting rod; 5. a cable entry; 6. a sealing layer; 7. an anticorrosive layer; 8. a protection device; 9. a detection device; 10. a fixing buckle; 11. A noise reduction plate; 12. a damping spring; 13. a seal ring; 14. lengthening a rod; 15. a rubber layer; 16. a breathable layer; 17. an induction lamp; 18. a delivery conduit; 19. an air pressure detecting device; 20. a concentration detection device.
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: a T-shaped capacitance liquid level switch comprises a device body 1, a sealing cover 2 is fixedly installed at the top of the device body 1, a placing cavity 3 is fixedly installed inside the device body 1, a threaded connecting rod 4 is fixedly installed at the bottom of the device body 1, a cable inlet 5 is fixedly installed on the side wall of the device body 1, a sealing layer 6 is fixedly installed on the outer wall of the placing cavity 3, an anti-corrosion layer 7 is fixedly installed on the outer wall of the sealing layer 6, a protection device 8 is movably connected to the bottom end of the cable inlet 5, a detection device 9 is movably connected to the bottom of the threaded connecting rod 4, the threaded connecting rod 4 is circular, the inner wall of the detection device 9 is matched with the outer wall of the threaded connecting rod 4 in size, a fixing buckle 10 is fixedly installed on the side wall of the protection device 8, a fixing groove is formed in the side wall of the protection device, the noise reduction plate 11 is fixedly installed inside the protection device 8, the damping springs 12 are fixedly installed inside the protection device 8, the number of the damping springs 12 is two, the sizes of the two damping springs 12 are equal and are symmetrically distributed inside the protection device 8, the sealing ring 13 is fixedly installed inside the device body 1, the cable inlet 5 is circular, the size of the inner wall of the sealing ring 13 is matched with the size of the outer wall of the cable inlet 5, the extension rod 14 is fixedly installed on the side wall of the protection device 8, the rubber layer 15 is fixedly installed inside the detection device 9, the air permeable layer 16 is fixedly installed on the outer wall of the rubber layer 15, the induction lamps 17 are fixedly installed on the side wall of the detection device 9, the number of the induction lamps 17 is two, the two induction lamps 17 are equal in size and are symmetrically distributed on two sides of the detection device 9, the conveying pipeline 18 is fixedly installed at the bottom of the detection device 9, and the, a concentration detection device 20 is fixedly installed inside the delivery pipe 18.
The working principle is as follows: when device body 1 uses, the fixed inside of placing chamber 3 of sealed lid 2, avoid appearing the condition such as intaking, threaded connection pole 4 is connected with detection device 9, detection device 9 begins work and is driving atmospheric pressure detection device 19 and concentration detection device 20 and detect, can be with in the signalling induction lamp 17 when feeling atmospheric pressure and concentration not to the time, at this moment induction lamp 17 carries out luminance warning staff and goes wrong, so that staff's timely correction, protection device 8 is connected with cable entry 5, the length of extension cable entry 5, sealing washer 13 carries out the guard action to cable entry 5, the position of protection device 8 is fixed to fixed knot 10, the board of making an uproar 11 reduces the noise that cable entry 5 during operation brought, damping spring 12 protects cable entry 5 and appears shaking phenomenon at the during operation.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or scope of the present invention. Accordingly, the embodiments of the present invention are exemplary, and not limiting. The scope of the invention is indicated by the appended claims rather than by the foregoing description, and all changes that 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 (6)
1. The utility model provides a T type electric capacity liquid level switch, includes device body (1), its characterized in that: the device comprises a device body (1), a sealing cover (2) is fixedly mounted at the top of the device body (1), a placing cavity (3) is fixedly mounted inside the device body (1), a threaded connecting rod (4) is fixedly mounted at the bottom of the device body (1), a cable inlet (5) is fixedly mounted on the side wall of the device body (1), a sealing layer (6) is fixedly mounted on the outer wall of the placing cavity (3), an anticorrosive layer (7) is fixedly mounted on the outer wall of the sealing layer (6), a protection device (8) is movably connected to the bottom end of the cable inlet (5), a detection device (9) is movably connected to the bottom of the threaded connecting rod (4), a fixing buckle (10) is fixedly mounted on the side wall of the protection device (8), a noise reduction plate (11) is fixedly mounted inside the protection device (8), and a damping spring (12) is fixedly mounted inside the, the device comprises a device body (1) and is characterized in that a sealing ring (13) is fixedly mounted inside the device body (1), an extension rod (14) is fixedly mounted on the side wall of a protection device (8), a rubber layer (15) is fixedly mounted inside the detection device (9), a breathable layer (16) is fixedly mounted on the outer wall of the rubber layer (15), an induction lamp (17) is fixedly mounted on the side wall of the detection device (9), a conveying pipeline (18) is fixedly mounted at the bottom of the detection device (9), an air pressure detection device (19) is fixedly mounted inside the conveying pipeline (18), and a concentration detection device (20) is fixedly mounted inside the conveying pipeline (18).
2. A T-type capacitive liquid level switch as claimed in claim 1, wherein: the lateral wall of protection device (8) is provided with the fixed slot, the fixed slot size that protection device (8) lateral wall set up and the size looks adaptation of fixed knot (10).
3. A T-type capacitive liquid level switch as claimed in claim 1, wherein: the shape of the cable inlet (5) is circular, and the size of the inner wall of the sealing ring (13) is matched with the size of the outer wall of the cable inlet (5).
4. A T-type capacitive liquid level switch as claimed in claim 1, wherein: the number of the damping springs (12) is two, and the two damping springs (12) are equal in size and are symmetrically distributed in the protection device (8).
5. A T-type capacitive liquid level switch as claimed in claim 1, wherein: the shape of threaded connection pole (4) is circular, the inner wall of detection device (9) and the outer wall size looks adaptation of threaded connection pole (4).
6. A T-type capacitive liquid level switch as claimed in claim 1, wherein: the number of the induction lamps (17) is two, and the induction lamps (17) are equal in size and symmetrically distributed on two sides of the detection device (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023082454.8U CN213688554U (en) | 2020-12-19 | 2020-12-19 | T-shaped capacitance liquid level switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023082454.8U CN213688554U (en) | 2020-12-19 | 2020-12-19 | T-shaped capacitance liquid level switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213688554U true CN213688554U (en) | 2021-07-13 |
Family
ID=76739856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023082454.8U Active CN213688554U (en) | 2020-12-19 | 2020-12-19 | T-shaped capacitance liquid level switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213688554U (en) |
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2020
- 2020-12-19 CN CN202023082454.8U patent/CN213688554U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240109 Address after: 101116 In the courtyard of Meida Company, Ciqu West Bridge, Taihu Town, Tongzhou District, Beijing Patentee after: Beijing Beiyi Tongchuang Instrument Co.,Ltd. Address before: 053000 Room 301, 3 / F, building 1, block 5, 29, Zhongxin street, Taocheng District, Hengshui City, Hebei Province Patentee before: Beiyi Tongchuang Hebei Instrument Co.,Ltd. |
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| TR01 | Transfer of patent right |