CN217358833U

CN217358833U - Low-power consumption semiconductor gas pressure sensor

Info

Publication number: CN217358833U
Application number: CN202220613770.3U
Authority: CN
Inventors: 武斌; 陈兆荣; 蔡红
Original assignee: Selinsmi Wuxi Electronic Technology Co ltd
Current assignee: Selinsmi Wuxi Electronic Technology Co ltd
Priority date: 2022-03-21
Filing date: 2022-03-21
Publication date: 2022-09-02
Anticipated expiration: 2032-03-21

Abstract

The utility model discloses a low-power consumption semiconductor gas pressure sensor relates to gas pressure sensor technical field, including the pressurized pipe, the inside of pressurized pipe is provided with the movable pipe, the lower extreme surface of pressurized pipe is provided with movable box, movable box's front end surface is provided with the ammeter display instrument, one side surface of movable box is provided with the pressure display instrument, movable box's lower extreme is provided with the balance pipe, the both sides internal surface symmetry of balance pipe is provided with two sets of inserted bars, every group the outer wall of inserted bar all is provided with a set of abrasionproof gyro wheel, movable pipe's lower extreme surface is provided with balanced slider. The utility model discloses a low-power consumption semiconductor gas pressure sensor, inserted bar and abrasionproof gyro wheel make things convenient for balanced slider to slide from top to bottom in the inside of balanced pipe, and the friction reduction improves the pressure detection precision, and slide rheostat, fall way, activity spring and connecting plate, the convenient pressure information that receives converts.

Description

Low-power consumption semiconductor gas pressure sensor

Technical Field

The utility model relates to a gas pressure sensor technical field, in particular to low-power consumption semiconductor gas pressure sensor.

Background

The gas pressure sensor is mainly a conversion device for measuring the absolute pressure of gas, and can be used for measuring the pressure in aspects of blood pressure, wind pressure, pipeline gas and the like. The semiconductor sensor is a novel semiconductor device, can realize the interconversion between physical quantities such as electricity, light, temperature, sound, displacement, pressure and the like, is easy to realize integration and multiple functions, is more suitable for the requirements of computers, and is widely applied to automatic detection systems. Since the actual measurands are mostly non-electrical, the main task of the sensor is to convert the non-electrical signals into electrical signals.

When the existing gas pressure sensor is installed and used, lubricating oil needs to be added into the sensor regularly, the time is long, the measuring precision is affected, certain adverse effects are brought to the using process of people, and in order to solve the defects of the prior art, a low-power-consumption semiconductor gas pressure sensor is provided.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a low power consumption semiconductor gas pressure sensor, which can effectively solve the problems of the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a low-power consumption semiconductor gas pressure sensor, includes the pressurized pipe, the inside of pressurized pipe is provided with the movable tube, the lower extreme surface of pressurized pipe is provided with movable box, movable box's front end surface is provided with the ammeter display instrument, one side surface of movable box is provided with the pressure display instrument, movable box's lower extreme is provided with balanced pipe, balanced pipe's both sides internal surface symmetry is provided with two sets of inserted bars, every group the outer wall of inserted bar all is provided with a set of abrasionproof gyro wheel, movable tube's lower extreme surface is provided with balanced slider, balanced slider is located balanced pipe's inside, balanced slider's lower extreme surface is provided with the fall way, the outer wall of fall way is provided with movable spring, movable spring's lower extreme surface is provided with the connecting plate.

Preferably, the connecting plate is located on the outer surface of one side of the arc patch, the arc patch is located on the outer wall of the sliding rheostat, one end of the arc patch is provided with a wire, one end of the wire is provided with a power supply box, the power supply box is located at one end of an ammeter display instrument, and a sensing line is arranged between the ammeter display instrument and the pressure display instrument.

Preferably, a sliding part is arranged between the balance sliding block and the balance pipe, and the outer wall of the balance sliding block is connected with the inner wall of the balance pipe in a sliding mode through the sliding part.

Preferably, be provided with the fixed screw between elevator pipe and the connecting plate, the lower extreme surface of elevator pipe can be dismantled through the upper end surface of fixed screw and connecting plate and be connected.

Preferably, soldering tin is arranged between the lead and the arc patch, and the outer surface of one side of the lead is detachably connected with the outer surface of one side of the arc patch through the soldering tin.

Preferably, a movable groove is arranged between the lifting pipe and the balance pipe, and the outer wall of the lifting pipe is movably connected with the inner wall of the balance pipe through the movable groove.

Advantageous effects

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, inserted bar and abrasionproof gyro wheel through setting up, make things convenient for balanced slider to slide from top to bottom in the inside of balance pipe, reduce the friction, improve the pressure detection precision, the pressure slip subassembly in the past mostly slides from top to bottom at the inside lubricating oil that adds of test pipe, need regularly toward inside lubricating oil, if forget lubricating oil then can influence measurement accuracy, two sets of spouts are seted up to the both sides of balanced slider here, then install the abrasionproof gyro wheel at the outer wall of inserted bar, balanced slider erects between two sets of abrasionproof gyro wheels, the friction when sliding is reduced through the abrasionproof gyro wheel to balanced slider like this in gliding from top to bottom, can improve and detect the sensitivity, reduce the error.

2. In the utility model, the pressure information received is conveniently converted through the arranged slide rheostat, the lifting pipe, the movable spring and the connecting plate, thereby conveniently displaying the value on the pressure display instrument, when the movable pipe receives the pressure, the pressure lifting pipe descends in the balance pipe, the lifting pipe presses the connecting plate to drive the arc patch to slide on the slide rheostat, thus the resistance value on the whole loop is changed, the measured current value is changed, the changed value is calculated by the ammeter display instrument and is transmitted to the pressure display instrument through the sensing wire, thus, the pressure display instrument obtains the pressure change amount through data conversion, thereby obtaining the pressure value received by the movable pipe, completing the pressure measurement, after the pressure is removed, the lifting pipe rebounds the lifting pipe to drive the connecting plate and the arc patch to reset, the pressure value is converted through the circuit information, so that the measurement precision is improved, and the measurement error is reduced.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the connection structure of the balance slide block and the balance tube of the present invention;

fig. 3 is a schematic structural diagram of the pressure sensor of the present invention.

In the figure: 1. a pressure receiving pipe; 2. a movable tube; 3. a movable box; 4. an ammeter display instrument; 5. a pressure display instrument; 6. inserting a rod; 7. a balance tube; 8. an anti-abrasion roller; 9. a balancing slide block; 10. a lifting pipe; 11. a movable spring; 12. a connecting plate; 13. a power supply box; 14. a slide rheostat; 15. a wire; 16. arc-shaped paster; 17. a sensing line.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, a low-power consumption semiconductor gas pressure sensor includes a pressure-bearing pipe 1, a movable pipe 2 is arranged inside the pressure-bearing pipe 1, a movable box 3 is arranged on the outer surface of the lower end of the pressure-bearing pipe 1, an electricity meter display 4 is arranged on the outer surface of the front end of the movable box 3, a pressure display 5 is arranged on the outer surface of one side of the movable box 3, a balance pipe 7 is arranged at the lower end of the movable box 3, two sets of insertion rods 6 are symmetrically arranged on the inner surfaces of two sides of the balance pipe 7, a set of anti-abrasion rollers 8 are arranged on the outer wall of each set of insertion rods 6, a balance slider 9 is arranged on the outer surface of the lower end of the movable pipe 2, the balance slider 9 is located inside the balance pipe 7, a lifting pipe 10 is arranged on the outer surface of the lower end of the balance slider 9, a movable spring 11 is arranged on the outer wall of the lifting pipe 10, and a connecting plate 12 is arranged on the outer surface of the lower end of the movable spring 11.

The connecting plate 12 is located on the outer surface of one side of the arc patch 16, the arc patch 16 is located on the outer wall of the sliding rheostat 14, one end of the arc patch 16 is provided with a wire 15, one end of the wire 15 is provided with a power supply box 13, the power supply box 13 is located at one end of the ammeter display instrument 4, and a sensing wire 17 is arranged between the ammeter display instrument 4 and the pressure display instrument 5.

A sliding part is arranged between the balance sliding block 9 and the balance pipe 7, and the outer wall of the balance sliding block 9 is connected with the inner wall of the balance pipe 7 in a sliding mode through the sliding part.

Set screws are arranged between the lifting pipe 10 and the connecting plate 12, and the outer surface of the lower end of the lifting pipe 10 is detachably connected with the outer surface of the upper end of the connecting plate 12 through the set screws.

Be provided with soldering tin between wire 15 and the arc paster 16, one side surface of wire 15 is through soldering tin and the one side surface detachable connection of arc paster 16.

A movable groove is arranged between the lifting pipe 10 and the balance pipe 7, and the outer wall of the lifting pipe 10 is movably connected with the inner wall of the balance pipe 7 through the movable groove.

The first embodiment is as follows: the pressure-bearing pipe 1 is convenient for the movable pipe 2 and the balance slide block 9 to slide.

The second embodiment is as follows: a connecting plate 12 is provided to facilitate connection of the elevator tube 10 to the arcuate patch 16.

It should be noted that, the utility model relates to a low-power consumption semiconductor gas pressure sensor, in use, inserted bar 6 and the abrasionproof gyro wheel 8 that set up, make things convenient for balanced slider 9 to slide from top to bottom in the inside of balance tube 7, reduce the friction, improve the pressure detection precision, pressure slip subassembly in the past mostly is inside the test tube to add lubricating oil and slide from top to bottom, need regularly add lubricating oil to the inside, if forget to add lubricating oil and then can influence the measurement precision, here set up two sets of spouts in the both sides of balanced slider 9, then install abrasionproof gyro wheel 8 in the outer wall of inserted bar 6, balanced slider 9 erects between two sets of abrasionproof gyro wheels 8, like this balanced slider 9 reduces the friction when sliding through abrasionproof gyro wheel 8 when sliding from top to bottom, can improve and detect the sensitivity, reduce the error; the sliding rheostat 14, the lifting tube 10, the movable spring 11 and the connecting plate 12 are arranged to facilitate the conversion of the received pressure information, thereby facilitating the display of a numerical value on the pressure display instrument 5, wherein when the movable tube 2 receives pressure, the lifting tube 10 is pressed to descend in the balance tube 7, the lifting tube 10 presses the connecting plate 12 to drive the arc patch 16 to slide on the sliding rheostat 14, so that the resistance numerical value on the whole loop changes, the measured current value changes, the changed numerical value is calculated by the ammeter display instrument 4 and is transmitted to the pressure display instrument 5 through the sensing wire 17, so that the pressure display instrument 5 obtains a pressure change amount through data conversion, thereby obtaining the pressure numerical value received by the movable tube 2, completing pressure measurement, after the pressure is removed, the lifting tube 10 rebounds the lifting tube 10 to drive the connecting plate 12 and the arc patch 16 to reset, the pressure value is converted through the circuit information, so that the measurement precision is improved, and the measurement error is reduced.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A low-power consumption semiconductor gas pressure sensor, comprising a pressure-receiving tube (1), characterized in that: the pressure pipe comprises a pressure pipe (1), a movable pipe (2) is arranged inside the pressure pipe (1), a movable box (3) is arranged on the outer surface of the lower end of the pressure pipe (1), an ammeter display instrument (4) is arranged on the outer surface of the front end of the movable box (3), a pressure display instrument (5) is arranged on the outer surface of one side of the movable box (3), a balance pipe (7) is arranged at the lower end of the movable box (3), two groups of insertion rods (6) are symmetrically arranged on the inner surfaces of two sides of the balance pipe (7), a group of anti-abrasion idler wheels (8) are arranged on the outer wall of each insertion rod (6), a balance sliding block (9) is arranged on the outer surface of the lower end of the movable pipe (2), the balance sliding block (9) is located inside the balance pipe (7), an elevating pipe (10) is arranged on the outer surface of the lower end of the balance sliding block (9), and a movable spring (11) is arranged on the outer wall of the elevating pipe (10), and a connecting plate (12) is arranged on the outer surface of the lower end of the movable spring (11).

2. A low power consumption semiconductor gas pressure sensor according to claim 1, characterized in that: the connecting plate (12) is located on the outer surface of one side of the arc patch (16), the arc patch (16) is located on the outer wall of the sliding rheostat (14), a wire (15) is arranged at one end of the arc patch (16), a power supply box (13) is arranged at one end of the wire (15), the power supply box (13) is located at one end of the ammeter display instrument (4), and a sensing line (17) is arranged between the ammeter display instrument (4) and the pressure display instrument (5).

3. A low power consumption semiconductor gas pressure sensor according to claim 1, characterized in that: a sliding part is arranged between the balance sliding block (9) and the balance pipe (7), and the outer wall of the balance sliding block (9) is connected with the inner wall of the balance pipe (7) in a sliding mode through the sliding part.

4. A low power consumption semiconductor gas pressure sensor according to claim 1, characterized in that: be provided with the fixed screw between elevator pipe (10) and connecting plate (12), the lower extreme surface of elevator pipe (10) can be dismantled through the upper end surface of fixed screw and connecting plate (12) and be connected.

5. A low power consumption semiconductor gas pressure sensor according to claim 2, characterized in that: soldering tin is arranged between the wire (15) and the arc-shaped patch (16), and the outer surface of one side of the wire (15) is detachably connected with the outer surface of one side of the arc-shaped patch (16) through the soldering tin.

6. A low power consumption semiconductor gas pressure sensor according to claim 1, characterized in that: a movable groove is formed between the lifting pipe (10) and the balance pipe (7), and the outer wall of the lifting pipe (10) is movably connected with the inner wall of the balance pipe (7) through the movable groove.