CN210426575U

CN210426575U - Protection device for sensor

Info

Publication number: CN210426575U
Application number: CN201921651716.2U
Authority: CN
Inventors: 张贵友; 付少文; 林影峰; 余前兵
Original assignee: Hangzhou Zhuoqi Electronic Technology Co ltd
Current assignee: Hangzhou Zhuoqi Electronic Technology Co ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-04-28
Anticipated expiration: 2029-09-30

Abstract

The utility model discloses a protection device for sensor, which comprises a housin, the inboard of casing is provided with places the chamber, the constant head tank has been seted up to the inboard surface of placing the chamber, the inboard all fixed mounting of constant head tank has the connecting block, the all fixed mounting in one side of connecting block has the location torsional spring, and the all fixed mounting in outer end of location torsional spring has the location cardboard, the quantity of constant head tank can carry out reasonable setting according to the girth of actual casing. This protection device for sensor can conveniently put into the sensor of arbitrary model in the protection use and place intracavity portion, and the shrink elasticity through the location torsional spring makes the location cardboard can contradict with the surface all around of sensor, can avoid the sensor directly to expose and receive the erosion damage in the external environment, plays certain shock attenuation cushioning effect to the sensor, can effectually reduce the damage degree to the sensor when the casing receives the striking and collides with.

Description

Protection device for sensor

Technical Field

The utility model relates to a sensor protection technical field specifically is a protection device for sensor.

Background

The sensor is a detection device, can feel the measured information, and can convert the felt information into an electric signal or other information output in a required form according to a certain rule so as to meet the requirements of information transmission, processing, storage, display, recording, control and the like, and the sensor is characterized by comprising: the system is a primary link for realizing automatic detection and automatic control, and the existence and development of the sensor enable an object to have senses of touch, taste, smell and the like, so that the object slowly becomes alive. Generally, the sensor is classified into ten categories, i.e., a thermosensitive element, a photosensitive element, a gas-sensitive element, a force-sensitive element, a magnetic-sensitive element, a humidity-sensitive element, a sound-sensitive element, a radiation-sensitive element, a color-sensitive element, and a taste-sensitive element, according to their basic sensing functions.

The existing sensor is generally installed in the detection environment in the use process, the sensor is directly exposed to the outside, the sensor is easily damaged by collision and impact in the long-term use process, the sensor is easily corroded by external dust pollutants during use, the sensitivity of the sensor is reduced, and a simple protection device can be adopted in some sensors, but the existing protection device is simple in structure and single in function, and is not suitable for large limitation of sensors of all models.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a protection device for sensor to solve the current sensor that proposes among the above-mentioned background art and generally all install in surveying the environment at the in-process that uses, sensor itself directly exposes in the external world, receive easily in the long-term use and collide with the striking and damage, and receive external dust pollutant erosion during the use easily, the sensitivity that leads to the sensor descends, some can take simple protector, but current protector simple structure function singleness, and the great problem of sensor restrictive nature that is not applicable to all models.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a protection device for sensor, includes the casing, the inboard of casing is provided with places the chamber, the constant head tank has been seted up to the inboard surface of placing the chamber, the inboard all fixed mounting of constant head tank has the connecting block, the all fixed mounting in one side of connecting block has the location torsional spring, and the all fixed mounting in outer end of location torsional spring has the location cardboard, the quantity of constant head tank can carry out reasonable setting according to the girth of actual casing, and is no less than four.

The rear side activity of casing is run through and is installed the anchorage bar, the anchorage bar runs through and extends to the inboard one end of casing and passes through bearing movable mounting roof, the outer end fixed mounting of anchorage bar has adjust knob, adjust knob's the surperficial outer edge department all is provided with the line, and the surface of anchorage bar is provided with the external screw thread.

Preferably, the bottom of the shell is fixedly provided with a connector, and the surface of the connector is provided with an external thread.

Preferably, a radiating hole is formed in the surface of one side of the shell, and a filter screen is fixedly mounted on the inner side of the radiating hole.

Preferably, the end shell port of one end that the anchorage bar was carried on the back mutually has a sealed lid, and the surface of sealed lid has seted up and has surveyed the mouth.

Preferably, a sealing ring is fixedly attached to the inner side of the detection port, and the sealing ring is made of rubber with good wear resistance.

Preferably, the inner side of the sealing cover and the outer edge of the shell are provided with connecting rings in an integrated manner, and the sealing cover and the connecting rings on the shell are respectively provided with internal threads and external threads.

Preferably, the diameter of the top plate is slightly smaller than the inner diameter of the housing.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a casing, the constant head tank, the connecting block, the location torsional spring, the location cardboard is used with placing the reasonable cooperation between the chamber, can conveniently put into the sensor of arbitrary model in the protection use and place intracavity portion, the shrink elasticity through the location torsional spring makes the location cardboard can contradict with the surface all around of sensor, can avoid the sensor directly to expose and receive the erosion damage in the external environment, play certain shock attenuation cushioning effect to the sensor, can effectually reduce the damage degree to the sensor when the casing receives the striking and collides with.

2. The utility model discloses a reasonable cooperation between anchorage bar, roof, bearing, adjust knob and the line is used, can conveniently adjust the position of roof through wrench movement anchorage bar according to actual sensor's model and volume needs, makes the roof can align sensor and casing front end detection mouth and support tight fixed, prevents that the sensor from taking place to rock in the use, influences the accuracy and the sensitivity of surveying.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a top sectional view of the inner structure of the housing of the present invention;

FIG. 3 is a side sectional view of the internal structure of the housing of the present invention;

fig. 4 is a side view of the inner side structure of the sealing cover of the present invention.

In the figure: 1. lines; 2. adjusting a knob; 3. a fastening rod; 4. a housing; 5. heat dissipation holes; 6. a filter screen; 7. a sealing cover; 8. a probe port; 9. a seal ring; 10. a connector; 11. a placement chamber; 12. positioning a torsion spring; 13. a top plate; 14. positioning a clamping plate; 15. positioning a groove; 16. connecting blocks; 17. an external thread; 18. a connecting ring; 19. a bearing; 20. an internal thread.

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. 1-4, the present invention provides a technical solution: a protection device for a sensor comprises a shell 4, a placing cavity 11 is arranged on the inner side of the shell 4, a positioning groove 15 is arranged on the inner side surface of the placing cavity 11, connecting blocks 16 are fixedly arranged on the inner sides of the positioning grooves 15, a positioning torsion spring 12 is fixedly arranged on one side of each connecting block 16, and the outer ends of the positioning torsion springs 12 are all fixedly provided with positioning clamping plates 14, the number of the positioning grooves 15 can be reasonably arranged according to the perimeter of the actual shell 4, and is not less than four, any type of sensor can be conveniently placed in the placing cavity 11 in the process of protecting use, the positioning clamping plate 14 can be abutted against the peripheral surface of the sensor through the contraction elasticity of the positioning torsion spring 12, so that the sensor can be prevented from being directly exposed to the external environment and being corroded and damaged, play certain shock attenuation cushioning effect to the sensor, receive the damage degree that can effectual reduction to the sensor when the casing receives the striking to collide with.

The rear side activity of casing 4 runs through and installs anchorage bar 3, anchorage bar 3 runs through and extends to the inboard one end of casing 4 and passes through bearing 19 movable mounting roof 13, anchorage bar 3's outer end fixed mounting has adjust knob 2, adjust knob 2's the outer border department in surface all is provided with line 1, and anchorage bar 3's surface is provided with external screw thread 17, can conveniently be according to actual sensor's model and volume needs, through the position of wrench movement anchorage bar 3 regulation roof 13, make roof 13 can align and support tight fixed with sensor and 4 front end detection mouths, prevent that the sensor from taking place to rock in the use, influence the accuracy and the sensitivity of surveying.

The utility model discloses in: the bottom of the shell 4 is fixedly provided with a connector 10, and the surface of the connector 10 is provided with an external thread 17, so that the whole device can be conveniently connected and fixed with an installation object.

The utility model discloses in: heat dissipation hole 5 has been seted up to one side surface of casing 4, and the inboard fixed mounting of heat dissipation hole 5 has filter screen 6, can derive the heat of the inside production of casing 4 in real time and disperse, avoids the heat to gather and leads to the sensor to damage.

The utility model discloses in: 4 port departments movable mounting of one end casing that the anchorage bar 3 was carried on the back mutually have sealed lid 7, and sealed lid 7's surface has been seted up and has been surveyed mouth 8, can conveniently expose the sensor detection end and survey in the external world, avoid the sensor detection end to cover the influence respectively and use.

The utility model discloses in: fixed mounting is pasted to the inboard of surveying mouth 8 has sealing washer 9, and sealing washer 9 is for having the rubber material of good stand wear resistance, and the leakproofness of multiplicable device use avoids external dust granule to get into, has prolonged the life of sensor.

The utility model discloses in: the inner side of the sealing cover 7 and the outer edge corresponding to the shell 4 are provided with the connecting ring 18 in an integrated mode, and the inner threads 20 and the outer threads 17 are arranged on the connecting ring 18 on the sealing cover 7 and the shell 4 respectively, so that the shell 4 can be conveniently opened in real time to inspect and maintain the inside.

The utility model discloses in: the diameter of the top plate 13 is slightly smaller than the inner diameter of the shell 4, so that the phenomenon of jamming in the process of fixing the sensor by the movement of the top plate 13 can be prevented.

The working principle is as follows: before the sensor protection device is used, the sensor protection device needs to be checked to check whether each part is intact or not, and can be used after the checking is finished, when the sensor needs to be installed and protected for use, a sensor of any model can be firstly placed into the placing cavity 11, the positioning clamping plate 14 can be abutted against the peripheral surface of the sensor through the contraction elasticity of the positioning torsion spring 12, the sensor can be prevented from being directly exposed in the external environment and being corroded and damaged, a certain damping and buffering effect is achieved on the sensor, the damage degree to the sensor can be effectively reduced when the shell is collided and collided by collision, then the position of the top plate 13 can be adjusted through twisting the fastening rod 3 according to the model and the volume requirements of the actual sensor, so that the top plate 13 can align and abut against and fix the sensor and the front end detection port 8 of the shell 4, prevent that the sensor from taking place to rock in the use, influence the accuracy and the sensitivity of surveying, install the device wholly through connector 10 and survey the place can.

In summary, the following steps: the utility model can conveniently put the sensor with any model into the placing cavity 11 in the protecting and using process through the reasonable matching between the shell 4, the locating slot 15, the connecting block 16, the locating torsion spring 12, the locating clamping plate 14 and the placing cavity 11, the locating clamping plate 14 can be collided with the peripheral surface of the sensor through the contraction elasticity of the locating torsion spring 12, the sensor can be prevented from being directly exposed in the external environment and being corroded and damaged, a certain damping and buffering effect is achieved on the sensor, the damage degree to the sensor can be effectively reduced when the shell is collided by collision, the utility model can be conveniently used through the reasonable matching between the fastening rod 3, the top plate 13, the bearing 19, the adjusting knob 2 and the lines 1, the sensor can be conveniently aligned with the front end detecting port 8 of the shell 4 and can be tightly fixed through twisting the fastening rod 3 according to the model and volume requirements of the actual sensor, the sensor is prevented from shaking in the using process, and the detection accuracy and sensitivity are prevented from being influenced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A protection device for a sensor, comprising a housing (4), characterized in that: a placing cavity (11) is formed in the inner side of the shell (4), a positioning groove (15) is formed in the surface of the inner side of the placing cavity (11), connecting blocks (16) are fixedly mounted on the inner sides of the positioning grooves (15), a positioning torsion spring (12) is fixedly mounted on one side of each connecting block (16), positioning clamping plates (14) are fixedly mounted on the outer ends of the positioning torsion springs (12), and the number of the positioning grooves (15) can be reasonably set according to the perimeter of the actual shell (4) and is not less than four;

the rear side activity of casing (4) is run through and is installed anchorage bar (3), anchorage bar (3) run through and extend to casing (4) inboard one end and pass through bearing (19) movable mounting roof (13), the outer end fixed mounting of anchorage bar (3) has adjust knob (2), the outer edge department of all being provided with line (1) of adjusting knob (2), and the surface of anchorage bar (3) is provided with external screw thread (17).

2. A sensor protection device according to claim 1, characterized in that: the bottom fixed mounting of casing (4) has connector (10), and the surface of connector (10) is provided with external screw thread (17).

3. A sensor protection device according to claim 1, characterized in that: a radiating hole (5) is formed in the surface of one side of the shell (4), and a filter screen (6) is fixedly mounted on the inner side of the radiating hole (5).

4. A sensor protection device according to claim 1, characterized in that: one end casing (4) port department movable mounting that anchorage bar (3) were carried on the back mutually has sealed lid (7), and the surface of sealed lid (7) has seted up and has surveyed mouth (8).

5. The sensor protection device according to claim 4, wherein: a sealing ring (9) is fixedly mounted on the inner side of the detection port (8) in a sticking mode, and the sealing ring (9) is made of rubber materials with good abrasion resistance.

6. The sensor protection device according to claim 4, wherein: the inner side of the sealing cover (7) and the outer edge corresponding to the shell (4) are provided with connecting rings (18) in an integrated forming mode, and the connecting rings (18) on the sealing cover (7) and the shell (4) are respectively provided with internal threads (20) and external threads (17).

7. A sensor protection device according to claim 1, characterized in that: the diameter of the top plate (13) is slightly smaller than the inner diameter of the shell (4).