CN219736306U - Linear displacement sensor - Google Patents
Linear displacement sensor Download PDFInfo
- Publication number
- CN219736306U CN219736306U CN202321138201.9U CN202321138201U CN219736306U CN 219736306 U CN219736306 U CN 219736306U CN 202321138201 U CN202321138201 U CN 202321138201U CN 219736306 U CN219736306 U CN 219736306U
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- Prior art keywords
- sensor body
- shell
- linear displacement
- displacement sensor
- housing
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 32
- 238000004140 cleaning Methods 0.000 claims abstract description 11
- 238000001514 detection method Methods 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 11
- 239000012535 impurity Substances 0.000 abstract description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052782 aluminium Inorganic materials 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 2
- 239000004964 aerogel Substances 0.000 description 6
- 230000017525 heat dissipation Effects 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 238000004870 electrical engineering Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model relates to the technical field of displacement sensors, in particular to a linear displacement sensor which comprises a sensor body, a shell and a base, wherein a clamping block is fixedly arranged at the lower end of the sensor body, a circular opening is formed in the left end of the shell, a groove is formed in the base, and the clamping block is inserted into the groove. The utility model overcomes the defects of the prior art, the radiating fins and the radiating fans are arranged on the front side and the rear side of the sensor body, the radiating fins are made of aluminum, the radiating fans rotate to effectively help the sensor body to radiate heat, so that the sensor body can work in a high-temperature environment, the cleaning ring and the connecting frame are arranged, the soft brushes are arranged inside the cleaning ring, the sliding rod stretches out and draws back from the cleaning ring when the detecting piece works, the soft brushes can clean the outer side of the sliding rod, external impurities or dust are effectively prevented from being brought into the sensor body when the sliding rod works, and the service life of the sensor body is prevented from being influenced.
Description
Technical Field
The utility model relates to the technical field of motor engineering, in particular to a linear displacement sensor.
Background
The traditional, broad definition of electrical engineering refers to the sum of the relevant disciplines used to create the electrical and electronic system. Along with the rapid development of science and technology, the electrical engineering concept is far beyond the scope of the definition, and the linear displacement sensor has the function of converting a mechanical displacement into an electrical signal, and the signal can be in direct proportion to the mechanical movement, so that the linear displacement sensor is suitable for occasions requiring accurate displacement measurement, such as injection molding machines, woodworking machines, printing machines, spraying, machine tools, engineering monitoring computer control sports equipment and the like, but if the linear displacement sensor works in a high-temperature severe environment, the electronic activity degree in a resistor is increased along with the increase of the environmental temperature, the resistance of the sensor is increased, and various reasons can lead to the sensor not transmitting displacement electrical signals, so that the linear displacement sensor special for the severe environment is required in the market.
Can refer to a but spacing formula linear displacement sensor (CN 214951225U) of current document, the device is through setting up stop gear, utilize to the electro-magnet circular telegram, make it attract the iron pole, extrude two L template through solid fixed ring two, make two L template take place to deflect and extrude the atress pole, make limiting clamp plate extrude contact plate one, make linear displacement sensor have spacing function, but the long-time during operation of linear displacement sensor in this document, the heat of sensor body is difficult to fine give off, and then easily cause internal circuit and chip to damage because of high temperature, the sealing member ageing etc. result, and the detecting head is in work and is easily brought into linear displacement sensor inside with impurity or dust in the air, and then easily influence the life of sensor body. Therefore, a linear displacement sensor capable of dissipating heat and cleaning the sliding rod is needed.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a linear displacement sensor, which aims to solve the problems that in the prior art, when the linear displacement sensor works for a long time, the heat of a sensor body is difficult to be well dispersed, so that the internal circuit and the chip are easily damaged due to high temperature, the sealing element is aged and the like, and the detecting head is easy to bring impurities or dust in the air into the linear displacement sensor during working.
In order to solve the technical problems, the utility model provides the following technical scheme:
the linear displacement sensor comprises a sensor body, a shell and a base, wherein a clamping block is fixedly arranged at the lower end of the sensor body, a circular opening is formed in the left end of the shell, a groove is formed in the base, and the clamping block is inserted into the groove; a heat radiation fan which is arranged at the upper end of the shell and is provided with two groups; cooling fins mounted on front and rear sides of the sensor body; the connecting frame is arranged at the left end of the shell and is circularly arranged; the cleaning ring is arranged in the connecting frame, and the cleaning ring and the connecting frame are fixed through the limiting column.
Preferably, the housing further comprises: a threaded rod penetrating through the inside of the housing; a handle installed at one side of the threaded rod, and located at the outer side of the housing; and the limiting plate is arranged on one side of the threaded rod and is positioned in the shell.
Preferably, the housing further comprises: the dustproof net is fixedly arranged on the front side and the rear side of the shell and is provided with four groups.
Preferably, the sensor body further comprises: one end of the sliding rod is arranged in the sensor body, and the left end of the sliding rod penetrates out of the outer side of the circular opening of the shell; the detection piece is fixedly arranged at the left end of the sliding rod.
Preferably, the housing further comprises: connecting blocks which are fixedly arranged at four corners of the lower end of the shell and are fixed with the base through screws
Preferably, a soft brush is arranged on the inner side of the cleaning ring.
The embodiment of the utility model provides a linear displacement sensor, which has the following beneficial effects: through setting up fin and radiator fan, the fin is installed in the front and back both sides of sensor body, and the fin thermal conductivity is strong, for the aluminium material, and radiator fan rotates effectual help sensor body heat dissipation for this can work under high temperature environment of position sensor, avoids leading to the sensor can not the transmission displacement signal of telecommunication in the high temperature environment, through setting up clean circle and link, and clean circle inside all installs the soft brush, detects the during operation, and the slide bar is inside flexible from clean circle, and the soft brush can clear up the slide bar outside, effectively avoids the slide bar to bring into inside the sensor body with external impurity or dust at the during operation, avoids influencing the life of sensor body.
1. Through setting up fin and radiator fan, the fin is installed in the front and back both sides of sensor body, and the fin thermal conductivity is strong, for the aluminium material, and radiator fan rotates effectual help sensor body heat dissipation for the position sensor body can work under high temperature environment, avoids the sensor to be difficult to fine giving off at the heat of long-time during operation body, makes internal circuit and chip damage because of the high temperature.
2. Through setting up clean circle and link, clean circle inside all installs the soft brush, detects the during operation, and the slide bar is from clean circle inside flexible, and the soft brush can clear up the slide bar outside, effectively avoids the slide bar at the during operation, brings into inside the sensor body with outside impurity or dust, avoids influencing the life of sensor body.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of the housing structure of the present utility model;
FIG. 3 is a schematic view of the sensor body and base structure of the present utility model;
fig. 4 is a schematic view of the overall installation structure of the present utility model.
In the figure: 1. a sensor body; 2. a slide bar; 3. a detecting member; 4. a heat sink; 5. a housing; 6. a heat radiation fan; 7. a handle; 8. a connecting block; 9. a limit column; 10. a connecting frame; 11. a cleaning ring; 12. a base; 13. a dust screen; 14. a limiting plate; 15. a groove; 16. a clamping block; 17. and (5) connecting a rod.
Detailed Description
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
Examples: as shown in FIG. 1, a linear displacement sensor, including sensor body 1, base 12 and shell 5, the one end setting of slide bar 2 is in the inside of sensor body 1, detecting part 3 is installed to the front end of slide bar 2, link 10 is installed to the front end of shell 5, clean circle 11 installs in the inside of link 10 and is fixed through spacing post 9, clean circle 11's internally mounted has the brush, slide bar 2 link up the circular opening outside that sets up in the shell 5 left end, at the slide bar during operation, the brush can clear up the slide bar outside, avoid the slide bar to bring into inside sensor body 1 dust or other impurity at the removal in-process, the lower extreme four corners of shell 5 is provided with connecting block 8, and shell 5 and base 12 pass through the screw fixation, radiator fan 6 is installed to the upper end of shell 5, be used for dispelling the heat to the sensor body.
As shown in fig. 2, aerogel can be adopted in the interior of the housing 5, the aerogel felt is a porous material with a nanoscale aperture, and the aerogel felt is effectively isolated from external heat conduction, so that the displacement sensor body is more resistant to a high-temperature environment, and dust screens 13 are arranged on two sides of the housing 5, so that heat dissipation to the sensor body 1 can be accelerated.
As shown in fig. 3, a clamping block 16 is arranged below the sensor body 1, a groove 15 is formed in the base 12, the clamping block 16 is inserted into the groove 15, the heat radiating fins 4 are arranged at the front end and the rear end of the sensor body 1, the heat conductivity of the heat radiating fins 4 is high, and the heat radiating of the sensor body can be effectively assisted, so that the position sensor body can work in a high-temperature environment.
As shown in fig. 4, the threaded rod 17 is arranged inside the casing 5 in a penetrating manner, the handle 7 is arranged at one end of the threaded rod, the limiting plate 14 is arranged at the other end of the threaded rod, the limiting plate 14 is enabled to limit the sensor body 1 by the staff through the rotation of the threaded rod 17 by the handle 7, two groups of cooling fans 6 are arranged above the casing 5, and the cooling fans can accelerate the heat dissipation to the sensor body 1, so that the sensor body is more stable in working.
Working principle: the below of sensor body 1 is provided with fixture block 16, the inside of base 12 is provided with recess 15, and fixture block 16 pegging graft inside with recess 15, the lower extreme four corners of shell 5 is provided with connecting block 8, and shell 5 and base 12 pass through the screw fixation, the inside of shell 5 can adopt aerogel, aerogel felt is the porous material in nanometer level aperture, the effectual heat conduction of isolated outside of aerogel felt, make displacement sensor body more withstand high temperature environment, the top of shell 5 is provided with two sets of radiator fan 6, and fin 4 is installed at the front and back both ends of sensor body 1, the thermal conductivity of fin 4 is strong, be the aluminum product matter, can effectually help sensor body heat dissipation, make the position sensor body work under high temperature environment, the both sides of shell 5 are provided with dust screen 13, it can accelerate to sensor body 1, link 10 is installed to the front end of shell 5, clean circle 11 installs in link 10 inside and is fixed through spacing post 9, clean circle 11's internally mounted has the soft brush, slide bar 2 link up and set up at shell 5 in the outside, when the round slide bar is taken to the inside the slide bar, the slide bar is removed to the dust in the slide bar is removed to the inside the slide bar, the dust sensor body is removed in the round process.
Claims (6)
1. A linear displacement sensor, comprising:
the sensor comprises a sensor body (1), a shell (5) and a base (12), wherein a clamping block (16) is fixedly arranged at the lower end of the sensor body (1), a circular opening is formed in the left end of the shell (5), a groove (15) is formed in the base (12), and the clamping block (16) is inserted into the groove (15);
a radiator fan (6) which is mounted on the upper end of the housing (5) and is provided with two groups;
heat sinks (4) mounted on the front and rear sides of the sensor body (1);
the connecting frame (10) is arranged at the left end of the shell (5) and is circularly arranged;
the cleaning ring (11) is arranged in the connecting frame (10), and the cleaning ring (11) and the connecting frame (10) are fixed through the limiting column (9).
2. The linear displacement sensor according to claim 1, wherein the housing (5) further comprises:
a threaded rod (17) which is provided so as to penetrate the inside of the housing (5);
a handle (7) mounted on one side of the threaded rod (17), and the handle (7) is positioned outside the housing (5);
and the limiting plate (14) is arranged on one side of the threaded rod (17), and the limiting plate (14) is positioned in the shell (5).
3. The linear displacement sensor according to claim 2, wherein the housing (5) further comprises:
and the dustproof nets (13) are fixedly arranged on the front side and the rear side of the shell (5) and are provided with four groups.
4. The linear displacement sensor according to claim 1, wherein the sensor body (1) further comprises:
one end of the sliding rod (2) is arranged in the sensor body (1), and the left end of the sliding rod (2) penetrates out of the outer side of the circular opening of the shell (5);
the detection piece (3) is fixedly arranged at the left end of the sliding rod (2).
5. The linear displacement sensor according to claim 1, wherein the housing (5) further comprises:
the connecting blocks (8) are fixedly arranged at four corners of the lower end of the shell (5), and the connecting blocks (8) and the base (12) are fixed through screws.
6. Linear displacement sensor according to claim 1, characterized in that the cleaning ring (11) is provided with a brush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321138201.9U CN219736306U (en) | 2023-05-12 | 2023-05-12 | Linear displacement sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321138201.9U CN219736306U (en) | 2023-05-12 | 2023-05-12 | Linear displacement sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219736306U true CN219736306U (en) | 2023-09-22 |
Family
ID=88028403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321138201.9U Active CN219736306U (en) | 2023-05-12 | 2023-05-12 | Linear displacement sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219736306U (en) |
-
2023
- 2023-05-12 CN CN202321138201.9U patent/CN219736306U/en active Active
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| GR01 | Patent grant | ||
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