CN210268683U - Composite sensor structure with long probe - Google Patents
Composite sensor structure with long probe Download PDFInfo
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- CN210268683U CN210268683U CN201921289512.9U CN201921289512U CN210268683U CN 210268683 U CN210268683 U CN 210268683U CN 201921289512 U CN201921289512 U CN 201921289512U CN 210268683 U CN210268683 U CN 210268683U
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- probe
- sensor
- cover
- sensor structure
- composite sensor
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Abstract
The utility model discloses a composite sensor structure with a long probe, which comprises a probe cover, a sensor, a probe and a shell, wherein the shell is provided with a mounting hole and a raised probe rod; the bottom of the probe is in threaded connection with the top of the probe rod, and the bottom of the probe is fixed with the top of the probe rod through welding; the bottom of the probe cover is in threaded connection with the top of the probe, and the bottom of the probe cover and the top of the probe are fixed through welding; the sensor is located the probe cover, and the sensor is connected with the wire, and the wire passes probe and probe pole and extends to in the casing. The utility model provides a composite sensor structure, sensor can be high pressure resistant in the probe cover to probe length is unrestricted, can do arbitrary length, welds again behind probe cover, probe and the casing threaded connection, makes the firm and casing of whole probe part link together, and the holistic intensity of greatly increased is fit for using under the harsh environment.
Description
Technical Field
The utility model relates to a sensor technical field especially relates to a take compound sensor structure of long probe.
Background
At present, the composite sensor with the probe is generally designed to be made into a whole, the length of the probe cannot be too long, and the composite sensor is difficult to process and assemble and is troublesome. The probe is in a split type, the probe is in threaded connection with the shell, but the probe can fall off from the shell after long-time use, and the probe is very inconvenient.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a take composite sensor structure of long probe.
The utility model discloses technical scheme as follows: a composite sensor structure with a long probe comprises a probe cover, a sensor, a probe and a shell, wherein the shell is provided with a mounting hole and a raised probe rod;
the bottom of the probe is in threaded connection with the top of the probe rod, the bottom of the probe is fixed with the top of the probe rod through welding, the bottom of the probe cover is in threaded connection with the top of the probe, and the bottom of the probe cover is fixed with the top of the probe through welding;
the sensor is located in the probe cover, the sensor is connected with a lead, and the lead penetrates through the probe and the probe rod and extends into the shell.
Preferably, a sensor insulation protection body is further arranged on the outer side of the sensor.
Preferably, the bottom of the probe rod is provided with a chamfer reinforcing structure.
Preferably, the housing is provided with at least two mounting holes.
Preferably, the top of the probe rod is provided with a first internal thread.
Preferably, the bottom of the probe is provided with a first external thread matched with the first internal thread, and the top of the probe is provided with a second external thread.
Preferably, the bottom of the probe cover is provided with a second internal thread matched with the second external thread.
Preferably, the wire is further provided with a heat shrink tube.
According to the above scheme the utility model discloses, its beneficial effect lies in, makes the sensor can be high pressure resistant through the probe cover to probe length is unrestricted, can do arbitrary length, welds again behind probe cover, probe and the casing threaded connection, makes the firm and casing of whole probe part link together, and the holistic intensity of greatly increased is fit for using under the harsh environment.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, 1, a probe cover; 2. a sensor insulation protector; 3. a sensor; 31. a wire; 4. a probe; 41. a first external thread; 42. a second external thread; 5. a housing; 51. mounting holes; 52. a probe shaft; 53. and 7, chamfering and reinforcing the structure.
Detailed Description
The invention is further described with reference to the following figures and embodiments:
as shown in fig. 1, a composite sensor structure with a long probe comprises a probe cover 1, a sensor 3, a probe 4 and a housing 5, wherein at least two mounting holes 51 are formed in the housing 5, and a probe rod 52 is arranged on the housing 5.
The top of the probe rod 52 is provided with a first internal thread, the bottom of the probe 4 is provided with a first external thread 41, the bottom of the probe 4 is in threaded connection with the first internal thread at the top of the probe rod 52 through the first external thread 41, and the bottom of the probe 4 is fixed with the top of the probe rod 52 through welding.
The top of the probe 4 is provided with a second external thread 42, the bottom of the probe cover 1 is provided with a second internal thread, the bottom of the probe cover 1 is in threaded connection with the second external thread 42 at the top of the probe 4 through the second internal thread, and the bottom of the probe cover 1 is fixed with the top of the probe 4 through welding.
The sensor 3 is located within the probe cover 1 and the sensor 3 has wires 31 connected thereto, the wires 31 extending through the probe 4 and the probe shaft 52 into the housing 5.
Specifically, sensor 3 connecting wire 31, wire 31 passes probe 4 and probe pole 52 to the casing 5 in, then the first external screw thread 41 of probe 4 bottom and the first internal thread at probe pole 52 top are fixed through the screw thread earlier, rethread laser welding's mode, make both fixed, welded intensity is comparatively good, the condition that drops is difficult to appear, increase stability, then probe 4 top second external screw thread 42 and probe lid 1 second internal thread carry out the thread tightening, rethread laser welding's mode, make both fixed, increase stability.
Preferably, the sensor 3 is further provided with a sensor insulation protector 2 on the outer side, and the design is to increase the protection of the sensor 3 and reduce the maintenance cost of later use so that the sensor 3 is not easily damaged.
Preferably, the bottom of the probe rod 52 is provided with a chamfer reinforcing structure 53, and the chamfer reinforcing structure 53 is used for increasing the strength between the probe rod 52 and the shell 5, so that the probe rod 52 is firmer on the shell 5 and is not easy to break. The housing 5, the chamfer reinforcement structure 53 and the probe shaft 52 are of a one-piece construction in this embodiment.
As a preferable scheme, at least two mounting holes 51 are arranged on the housing 5, and more sensors of other types can be arranged in the housing 5 to form a composite sensor, so that the functions of the sensor device are more complete.
Preferably, the lead is further provided with a heat shrink tube (not shown), and if the temperature of the laser welding is not well controlled, the heat shrink tube (not shown) on the lead can protect the lead and increase the high temperature resistant effect.
Compared with the prior art, the sensor has the advantages that by adopting the scheme, the sensor 3 can resist high pressure through the probe cover 1, the length of the probe 4 is not limited, any length can be made, the probe cover 1, the probe 4 and the shell 5 are connected through threads and then welded, the whole probe 4 is connected with the shell 5 partially firmly, the overall strength is greatly increased, and the sensor is suitable for being used in a harsh environment.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.
The above exemplary description of the present invention is made in conjunction with the accompanying drawings, and it is obvious that the present invention is not limited by the above manner, and various improvements made by the method concept and technical solution of the present invention or by directly applying the concept and technical solution of the present invention to other occasions without improvement are all within the protection scope of the present invention.
Claims (8)
1. A composite sensor structure with a long probe is characterized by comprising a probe cover, a sensor, a probe and a shell, wherein the shell is provided with a mounting hole and a raised probe rod;
the bottom of the probe is in threaded connection with the top of the probe rod, the bottom of the probe is fixed with the top of the probe rod through welding, the bottom of the probe cover is in threaded connection with the top of the probe, and the bottom of the probe cover is fixed with the top of the probe through welding;
the sensor is located in the probe cover, the sensor is connected with a lead, and the lead penetrates through the probe and the probe rod and extends into the shell.
2. The composite sensor structure with elongated probe of claim 1, characterized in that the sensor outer side is further provided with a sensor insulation protector.
3. The composite sensor structure with an elongated probe of claim 1, wherein the bottom of the probe shaft is provided with a chamfer reinforcement structure.
4. The composite sensor structure with an elongated probe of claim 1, wherein said housing has at least two mounting holes.
5. The composite sensor structure with an elongated probe of claim 1, wherein the probe shaft top is provided with a first internal thread.
6. The composite sensor structure with an elongated probe of claim 5, wherein the bottom of the probe is provided with a first external thread matching the first internal thread and the top of the probe is provided with a second external thread.
7. The composite sensor structure with elongated probe of claim 6, wherein said probe cover bottom is provided with a second internal thread mating with said second external thread.
8. The composite sensor structure with an elongated probe of claim 1, wherein a heat shrink tube is further disposed on the wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921289512.9U CN210268683U (en) | 2019-08-09 | 2019-08-09 | Composite sensor structure with long probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921289512.9U CN210268683U (en) | 2019-08-09 | 2019-08-09 | Composite sensor structure with long probe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210268683U true CN210268683U (en) | 2020-04-07 |
Family
ID=70016912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921289512.9U Active CN210268683U (en) | 2019-08-09 | 2019-08-09 | Composite sensor structure with long probe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210268683U (en) |
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2019
- 2019-08-09 CN CN201921289512.9U patent/CN210268683U/en active Active
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