CN217059156U - Pressure sensor with high sealing insulating property - Google Patents
Pressure sensor with high sealing insulating property Download PDFInfo
- Publication number
- CN217059156U CN217059156U CN202220743881.6U CN202220743881U CN217059156U CN 217059156 U CN217059156 U CN 217059156U CN 202220743881 U CN202220743881 U CN 202220743881U CN 217059156 U CN217059156 U CN 217059156U
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- Prior art keywords
- sensor base
- pressure
- sensor
- sealing
- pressure interface
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- 238000007789 sealing Methods 0.000 title claims abstract description 55
- 238000009413 insulation Methods 0.000 claims abstract description 10
- 230000001681 protective effect Effects 0.000 claims abstract description 10
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010030 laminating Methods 0.000 abstract description 3
- 210000001503 joint Anatomy 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a pressure sensor who possesses high seal insulation performance, including the sensor base, the top fixed mounting of sensor base has pressure interface, the top of sensor base is still fixed mounting and is located the protective rubber cover in the pressure interface outside, the top of sensor base is provided with the seal assembly of sealing connection pressure interface, seal assembly includes the clamp plate, fixed mounting has the seal receptacle on the clamp plate towards pressure interface's a side. This pressure sensor who possesses high sealing insulating property, through setting up the seal receptacle, the protection rubber cover is closed mutually butt joint, carry out the close laminating through setting up the sealing washer and seal up, make the junction leakproofness better, fix mouth-piece and pressure interface through setting up first fixed orifices and second fixed orifices simultaneously, pull the seal receptacle through setting up the spring, the connecting piece, realize improving sealing performance's effect, high sealed purpose has been realized.
Description
Technical Field
The utility model relates to a pressure sensor technical field specifically is a pressure sensor who possesses high seal insulation performance.
Background
The pressure sensor is a device or apparatus capable of sensing pressure signals and converting the pressure signals into usable output electrical signals according to a certain rule, and generally comprises a pressure sensitive element and a signal processing unit, and can be divided into a gauge pressure sensor, a differential pressure sensor and an absolute pressure sensor according to different pressure types to be tested.
Pressure sensors are widely used in life of people, and are generally fixedly mounted through bolts and nuts, the mounting mode is difficult to ensure the sealing performance of a mounted interface, the problem of leakage is easy to occur under the condition that the sealing performance cannot be ensured, the pressure interval is changed, and the accuracy of the sensor is influenced, so that the pressure sensor with high sealing insulating performance is provided, and the problem is solved.
Disclosure of Invention
The utility model provides a not enough to prior art, the utility model provides a pressure sensor who possesses high seal insulating property possesses advantages such as connection sealing performance is good, has solved the relatively poor problem of pressure sensor interface installation leakproofness among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme: a pressure sensor with high sealing insulation performance comprises a sensor base, wherein a pressure interface is fixedly installed at the top of the sensor base, a protective rubber sleeve positioned on the outer side of the pressure interface is also fixedly installed at the top of the sensor base, and a sealing assembly in sealing connection with the pressure interface is arranged at the top of the sensor base;
the sealing assembly comprises a pressing plate, a sealing seat is fixedly mounted on one side face, facing the pressure interface, of the pressing plate, a connector tube penetrating through the sealing seat is further fixedly mounted on the pressing plate, and a sealing ring attached to the pressure interface is fixedly mounted on the inner side wall of the sealing seat.
Furthermore, a circuit board is fixedly mounted below the sensor base, and a lead group is fixedly mounted on the circuit board.
Furthermore, a guide rod is fixedly mounted on the sensor base, a limiting block fixedly connected to the bottom of the sensor base is fixedly mounted at the bottom end of the guide rod, a connecting piece is slidably mounted outside the guide rod, a spring is fixedly mounted between the connecting piece and the top of the sensor base, and the connecting piece is fixedly connected to the pressing plate.
Further, the top of sensor base runs through and has seted up the mounting hole, and the guide arm runs through fixed connection in the mounting hole.
Furthermore, the bottom of the sealing seat is sunken towards the inner side, and the protective rubber sleeve is inserted into the sunken part.
Furthermore, the longitudinal section of the connecting piece is I-shaped, and the pressing plate is fixedly connected to the middle part of the connecting piece.
Furthermore, a first fixing hole penetrates through the front surface of the pressure interface, a second fixing hole penetrates through the front surface of the interface tube, and the first fixing hole and the second fixing hole are identical in structure and correspond to each other in front and back positions.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
this pressure sensor who possesses high sealing insulating property, through setting up the seal receptacle, the protection rubber cover is closed mutually butt joint, carry out the close laminating through setting up the sealing washer and seal up, make the junction leakproofness better, fix interface tube and pressure interface through setting up first fixed orifices and second fixed orifices simultaneously, pull the seal receptacle through setting up the spring, connecting piece, realize improving sealing property's effect, high sealed purpose has been realized.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is an exploded view of a part of the structure of the sealing assembly of the present invention;
fig. 3 is a top view of the sensor base according to the present invention.
In the figure: the sensor comprises a sensor base 1, a circuit board 2, a lead group 3, a pressure interface 4, a protective rubber sleeve 5, a mounting hole 6, a connecting hole 7, a guide rod 8, a limiting block 9, a connecting piece 10, a spring 11, a pressing plate 12, a sealing seat 13, a sealing ring 14, an interface tube 15, a first fixing hole 16 and a second fixing hole 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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, in the present embodiment, a pressure sensor with high sealing insulation performance includes a sensor base 1, a circuit board 2 is fixedly mounted below the sensor base 1, the circuit board 2 is used for transmitting an amplified electrical signal to accurately conduct a pressure value, a range of the sensor base 1 is within-20 Kpa-50Kpa, a working voltage is DC 12V, a lead set 3 is fixedly mounted on the circuit board 2, the lead set 3 electrically connected to the circuit board 2 is used for accessing a voltage and outputting a signal, a pressure interface 4 is fixedly mounted on a top of the sensor base 1, a protective rubber sleeve 5 located outside the pressure interface 4 is also fixedly mounted on the top of the sensor base 1, and a sealing assembly hermetically connected to the pressure interface 4 is disposed on the top of the sensor base 1.
In this embodiment, the sealing assembly includes a guide rod 8 fixedly mounted on the sensor base 1, a pressing plate 12 is slidably mounted outside the guide rod 8, a sealing seat 13 is fixedly mounted on a side surface of the pressing plate 12 facing the pressure port 4, the sealing seat 13 corresponds to the protective rubber sleeve 5, a bottom of the sealing seat 13 is recessed toward an inner side, the protective rubber sleeve 5 is inserted into the recessed portion, so that the sealing seat 13 can be fastened above the pressure port 4, a mouthpiece 15 penetrating the sealing seat 13 is also fixedly mounted on the pressing plate 12, the mouthpiece 15 is tightly connected to the sealing seat 13, the mouthpiece 15 corresponds to the pressure port 4, a connecting hole 7 is formed in a top of the pressure port 4, the mouthpiece 15 is tightly slidably connected to the connecting hole 7, the mouthpiece 15 can be specifically a tube with an outer diameter of 4mm ± 0.1mm and an inner diameter of 2mm ± 0.1mm, a sealing ring 14 attached to the pressure port 4 is fixedly mounted on an inner side wall of the sealing seat 13, the sealing ring 14 is attached to the outer wall of the pressure interface 4, so that the sealing performance of the structure can be further improved, the pressure of the pressure interface is increased to 40Kpa after sealing, and the pressure is reduced to be less than 6.3Kpa after stopping for 10 seconds.
It should be noted that, mounting hole 6 has been seted up in sensor base 1's top through, guide arm 8 runs through fixed connection in mounting hole 6, 8 bottom fixed mounting of guide arm has fixed connection in the stopper 9 of 1 bottom of sensor base, can be further stable to 8 positions of guide arm through stopper 9, 8 outside slidable mounting of guide arm has connecting piece 10, fixed mounting has spring 11 between the top of connecting piece 10 and sensor base 1, spring 11 pulls connecting piece 10 to slide towards sensor base 1's direction, connecting piece 10 fixed connection is in clamp plate 12 simultaneously, play the guide effect through guide arm 8, make the cooperation between seal receptacle 13 and the pressure interface 4 stable.
The longitudinal section of the connecting piece 10 is in an I shape, the pressing plate 12 is fixedly connected to the middle part of the connecting piece 10, and the movement of the pressing plate 12 can be dragged through the relative sliding between the connecting piece 10 and the guide rod 8.
In order to fix the sealed seat 13 after being fastened, the front surface of the pressure interface 4 in this embodiment is penetrated and provided with a first fixing hole 16, the front surface of the interface tube 15 is penetrated and provided with a second fixing hole 17, the first fixing hole 16 is identical in structure with the second fixing hole 17, the front position and the rear position are corresponding, the first fixing hole 16 and the second fixing hole 17 can be penetrated through by bolts to fixedly connect the sealed seat 13 and the pressure interface 4, and the fixing stability between the pressure interface and the sealed seat 13 in a sealed state is good.
The working principle of the above embodiment is as follows:
draw the direction of connecting piece 10 towards sensor base 1 through spring 11 elasticity and move about, make connecting piece 10 slide along the direction of guide arm 8, it is close to towards sensor base 1 to drive clamp plate 12 simultaneously, seal receptacle 13 that is located on clamp plate 12 is buckled each other with the protective rubber cover 5 at sensor base 1 top when clamp plate 12 is close to sensor base 1, seal receptacle 13 inboard sealing washer 14 laminating pressure interface simultaneously, make the outside leakproofness of pressure interface good, insert inside connecting hole 7 on the pressure interface 4 through interface tube 15 simultaneously, further through running through first fixed orifices 16 and second fixed orifices 17 with the bolt simultaneously, accomplish the fixed between pressure interface 4 and the interface tube 15.
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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 (7)
1. A pressure sensor having high sealing insulating performance, comprising a sensor base (1), characterized in that: the sensor comprises a sensor base (1), a pressure interface (4) is fixedly installed at the top of the sensor base (1), a protective rubber sleeve (5) located on the outer side of the pressure interface (4) is further fixedly installed at the top of the sensor base (1), and a sealing assembly in sealing connection with the pressure interface (4) is arranged at the top of the sensor base (1);
the sealing assembly comprises a pressing plate (12), a sealing seat (13) is fixedly mounted on one side face, facing the pressure interface (4), of the pressing plate (12), a connector tube (15) penetrating through the sealing seat (13) is further fixedly mounted on the pressing plate (12), and a sealing ring (14) attached to the pressure interface (4) is fixedly mounted on the inner side wall of the sealing seat (13).
2. The pressure sensor having high sealing insulation performance according to claim 1, wherein: a circuit board (2) is fixedly mounted below the sensor base (1), and a lead group (3) is fixedly mounted on the circuit board (2).
3. The pressure sensor having high sealing insulation performance according to claim 1, wherein: fixed mounting has guide arm (8) on sensor base (1), and the bottom fixed mounting of guide arm (8) has stopper (9) of fixed connection in sensor base (1) bottom, and the outside slidable mounting of guide arm (8) has connecting piece (10), fixed mounting has spring (11) between the top of connecting piece (10) and sensor base (1), connecting piece (10) fixed connection in clamp plate (12).
4. The pressure sensor having high sealing insulation performance according to claim 3, wherein: the top of the sensor base (1) is provided with a mounting hole (6) in a penetrating mode, and the guide rod (8) is fixedly connected to the mounting hole (6) in a penetrating mode.
5. The pressure sensor having high sealing insulation performance according to claim 1, wherein: the bottom of the sealing seat (13) is sunken towards the inner side, and the protective rubber sleeve (5) is inserted into the sunken part.
6. The pressure sensor having high sealing insulation performance according to claim 3, wherein: the longitudinal section of the connecting piece (10) is I-shaped, and the pressing plate (12) is fixedly connected to the middle part of the connecting piece (10).
7. The pressure sensor having high sealing insulation performance according to claim 1, wherein: the front surface of the pressure interface (4) is provided with a first fixing hole (16) in a penetrating mode, the front surface of the interface tube (15) is provided with a second fixing hole (17) in a penetrating mode, and the first fixing hole (16) and the second fixing hole (17) are identical in structure and correspond in front and back positions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220743881.6U CN217059156U (en) | 2022-04-01 | 2022-04-01 | Pressure sensor with high sealing insulating property |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220743881.6U CN217059156U (en) | 2022-04-01 | 2022-04-01 | Pressure sensor with high sealing insulating property |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217059156U true CN217059156U (en) | 2022-07-26 |
Family
ID=82468142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220743881.6U Expired - Fee Related CN217059156U (en) | 2022-04-01 | 2022-04-01 | Pressure sensor with high sealing insulating property |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217059156U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115235683A (en) * | 2022-09-21 | 2022-10-25 | 吉林信息安全测评中心 | Intelligent monitoring device for industrial equipment |
-
2022
- 2022-04-01 CN CN202220743881.6U patent/CN217059156U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115235683A (en) * | 2022-09-21 | 2022-10-25 | 吉林信息安全测评中心 | Intelligent monitoring device for industrial equipment |
| CN115235683B (en) * | 2022-09-21 | 2022-11-29 | 吉林信息安全测评中心 | Industrial equipment intelligent monitoring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220726 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |