CN216207227U

CN216207227U - Pressure sensor with display and detection function

Info

Publication number: CN216207227U
Application number: CN202122725287.2U
Authority: CN
Inventors: 陈东
Original assignee: Desa Technology Shanghai Co ltd
Current assignee: Desa Technology Shanghai Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-04-05
Anticipated expiration: 2031-11-08

Abstract

The utility model relates to the technical field of pressure sensors, and discloses a pressure sensor with a display and a detection function, which comprises a tank body, electronic elements, a display, a plug connector and a fastener, wherein the sensitive elements are fixedly arranged in the tank body, the display is fixedly arranged on the front surface of the top end of the tank body, the plug connector is arranged on one side of the middle end of the tank body, the fastener is movably arranged on the outer side of the plug connector, the electronic elements comprise silicon piezoresistive pressure sensitive elements and a single chip microcomputer, the electronic elements are welded and fixed through a PCB (printed circuit board), and the fastener comprises a shell, a baffle and a threaded hole. This take pressure sensor of display with detect function possesses simple structure, and sensor fixed mounting has the display, but real-time display sensor data collection, and the control of being convenient for is observed, and the bayonet joint is provided with the fastener, prevents that contact and probe are not hard up to drop to play sealed waterproof effect, prevent that contact department from oozing water and lead to advantages such as circuit short circuit.

Description

Pressure sensor with display and detection function

Technical Field

The utility model relates to the technical field of pressure sensors, in particular to a pressure sensor with a display and a detection function.

Background

The diffused silicon pressure transmitter is manufactured by packaging a silicon piezoresistive pressure sensitive element with isolation in a stainless steel shell, the sensor can convert the pressure change of the gas or the liquid into a standard electric signal and output the standard electric signal to a processing device, the diffusion type pressure transmitter is widely applied to the field measurement and control of industrial processes such as water supply/drainage, heating power, petroleum, chemical engineering and the like, a common sensor needs to transmit signals to a console after acquiring information, the data acquired by the sensor is monitored by the console, the diffusion type pressure transmitter is relatively convenient and accurate, however, sometimes the staff on site can not observe the data in a timing manner, needs to send out inquiry to the control room, is relatively troublesome, can not acquire the data in a timing and intuitive manner, in addition, a fastening device is lacked between the probe and the plug connector, so that loosening and falling are easy to occur, and the pressure sensor with the display and the detection function is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the pressure sensor with the display and the detection function, the pressure sensor has the advantages that the structure is simple, the display is fixedly arranged on the sensor, the data collected by the sensor can be displayed in real time, the monitoring and observation are convenient, the plug connector is provided with the fastener, the contact and the probe are prevented from loosening and falling, the sealing and waterproof effects are realized, the circuit short circuit caused by water seepage at the contact part is prevented, and the like, and the technical problem is solved.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a pressure sensor with a display and a detection function comprises a tank body, an electronic element, the display, a plug connector and a fastener, wherein the sensitive element is fixedly arranged in the tank body, the display is fixedly arranged on the front face of the top end of the tank body, the plug connector is arranged on one side of the middle end of the tank body, and the fastener is movably arranged on the outer side of the plug connector.

Preferably, the shell at the top end of the tank body can rotate 345 degrees, and the shell is in threaded connection with the tank body through a nut.

Through above-mentioned technical scheme, the rotatable corresponding angle of jar body top shell makes things convenient for the pressure sensor installation to accomplish the back with the display alignment direction, is convenient for observe the use.

Preferably, the electronic element comprises a silicon piezoresistive pressure sensitive element and a single chip microcomputer, and the electronic element is fixed by welding through a PCB.

Through the technical scheme, the electronic element mainly comprises the silicon piezoresistive pressure sensitive element and the single chip microcomputer, the silicon piezoresistive pressure sensitive element can be used for generating standard electric signals for pressure changes transmitted back by the probe, the single chip microcomputer receives and processes the electric signals, and corresponding digital signals are transmitted to the console and the display.

Preferably, the surface of the plug contact is subjected to gold plating, and the bottom of the plug contact is provided with an insulating round-corner bulge.

Through above-mentioned technical scheme, bayonet joint surface gilding is handled, strengthens signal transmission's stability, reduces the phenomenon of oxidation joint, and the bayonet joint bottom is provided with insulating fillet arch, prevents that the probe socket from being stained with liquid, makes the short circuit of bayonet joint burn and decreases.

Preferably, the edge of the outer end of the plug connector is provided with an annular baffle, and the annular baffle is connected with the plug connector shell through welding.

Through above-mentioned technical scheme, the welding of bayonet joint shell edge has annular baffle, carries on spacingly to the fastener, prevents that the fastener from droing.

Preferably, the fastener includes casing, baffle and screw hole, the baffle sets up in shells inner wall one end, casing and baffle integrated into one piece, the screw hole is seted up in the shells inner wall other end.

Through above-mentioned technical scheme, the fastener includes casing, baffle and screw hole, and the baffle sets up in casing one end, with the annular baffle swing joint of bayonet joint shell, realizes spacing to the baffle, and the screw hole is seted up in casing other end inner wall, and the screw hole can be connected with probe socket screw thread, and fastening socket is connected with the bayonet joint, prevents that the socket is not hard up to drop.

Compared with the prior art, the utility model provides the pressure sensor with the display and the detection function, which has the following beneficial effects:

1. this pressure sensor of area display with detect function, through at internal encapsulation silicon piezoresistive pressure sensing element of jar, through PCB board fixed connection singlechip, display and silicon piezoresistive pressure sensing element, silicon piezoresistive pressure sensing element perception pressure variation produces the signal of telecommunication and transmits for the singlechip, the singlechip receives the processing signal of telecommunication, send corresponding signal to display and output module, show corresponding data on showing, silicon piezoresistive pressure sensing element one side and bayonet joint fixed connection, bayonet joint surface gilding is handled, strengthen signal transmission stability, the bayonet joint bottom is provided with insulating fillet arch, prevent that the infiltration from leading to short circuit between the bayonet joint, damage electrical components, jar body bottom outer wall has seted up the screw thread, jar body is connected with the base through the screw thread, realize the electrical connection with the control cabinet.

2. This take pressure sensor of display with detect function, through the welding in the bayonet joint outside, fastener one end inner wall is provided with integrated into one piece's baffle, the baffle of fastener can with annular flange swing joint, it is spacing to the fastener, prevent that the fastener from breaking away from the bayonet joint, fastener other end inner wall is seted up threadedly, when the bayonet joint is connected with the socket, fastener accessible screw thread and the socket threaded connection of probe, prevent that the socket is not hard up to drop, cause signal interruption, and play the effect of prevention of seepage water, prevent the short circuit of bayonet joint junction.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic cross-sectional view of a structural tank of the present invention;

FIG. 3 is a schematic diagram of the structural operation of the present invention.

Wherein: 1. a tank body; 2. an electronic component; 3. a display; 4. a plug-in connector; 5. a fastener; 21. a silicon piezoresistive pressure sensitive element; 22. a single chip microcomputer; 51. a housing; 52. a baffle plate; 53. a threaded bore.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a pressure sensor with a display and a detection function includes a tank 1, an electronic component 2, a display 3, a plug 4 and a fastener 5, wherein the sensitive component is fixedly installed inside the tank 1, the display 3 is fixedly installed on the front side of the top end of the tank 1, the plug 4 is arranged on one side of the middle end of the tank 1, and the fastener 5 is movably installed on the outer side of the plug 4.

Specifically, the shell at the top end of the tank body 1 can rotate 345 degrees, and the shell is in threaded connection with the tank body 1 through a nut. The advantage is, the rotatable corresponding angle of jar body 1 top shell makes things convenient for the pressure sensor installation to accomplish the back with 3 alignment directions of display, is convenient for observe the use.

Specifically, the electronic component 2 includes a silicon piezoresistive pressure sensitive element 21 and a single chip 22, and the electronic component 2 is fixed by welding through a PCB. The electronic element 2 mainly comprises a silicon piezoresistive pressure sensitive element 21 and a single chip microcomputer 22, the silicon piezoresistive pressure sensitive element 21 can be used for generating standard electric signals for pressure changes transmitted back by the probe, the single chip microcomputer 22 receives and processes the electric signals, and corresponding digital signals are transmitted to the console and the display 3.

Specifically, the surface of the contact of the plug connector 4 is plated with gold, and the bottom of the contact of the plug connector 4 is provided with an insulating round-corner bulge. The advantage is, bayonet joint 4 surface gilding is handled, strengthens signal transmission's stability, reduces the phenomenon of oxidation joint, and bayonet joint 4 bottom is provided with insulating fillet arch, prevents that the probe socket from being stained with liquid, makes bayonet joint 4 short circuit scaling loss.

Specifically, the edge of the outer end of the plug-in connector 4 is provided with an annular convex plate, and the annular convex plate is connected with the shell of the plug-in connector 4 through welding. The advantage is, the welding of the 4 shell edges of bayonet joint has annular flange, carries on spacingly to fastener 5, prevents that fastener 5 from droing.

Specifically, the fastening member 5 includes a housing 51, a baffle 52 and a threaded hole 53, the baffle 52 is disposed at one end of the inner wall of the housing 51, the housing 51 and the baffle 52 are integrally formed, and the threaded hole 53 is opened at the other end of the inner wall of the housing 51. The advantage is, fastener 5 includes casing 51, baffle 52 and screw hole 53, and baffle 52 sets up in casing 51 one end, with the annular flange swing joint of bayonet joint 4 shell, realizes spacing to baffle 52, and screw hole 53 sets up in casing 51 other end inner wall, and screw hole 53 can be connected with probe socket threaded connection, and fastening socket is connected with bayonet joint 4, prevents that the socket is not hard up to drop.

When the pressure-sensitive device is used, the silicon piezoresistive pressure-sensitive element 21 is packaged in the tank body 1, the singlechip 22, the display 3 and the silicon piezoresistive pressure-sensitive element 21 are fixedly connected through the PCB, the silicon piezoresistive pressure-sensitive element 21 senses pressure change to generate an electric signal and transmits the electric signal to the singlechip 22, the singlechip 22 receives and processes the electric signal and sends a corresponding signal to the display 3 and the output module to display corresponding data on the display, one side of the silicon piezoresistive pressure-sensitive element 21 is fixedly connected with the plug 4, the surface of the plug 4 is plated with gold to enhance the signal transmission stability, the bottom of the plug 4 is provided with an insulating fillet bulge to prevent short circuit between the plug 4 caused by water seepage and damage electrical components, the outer wall of the bottom of the tank body 1 is provided with threads, and the tank body 1 is connected with the base through the threads to realize the electrical connection with the console;

through welding in the bayonet joint 4 outside has annular flange, 5 one end inner walls of fastener are provided with integrated into one piece's

baffle

52, 5 baffle 52 of fastener can with annular flange swing joint, it is spacing to fastener 5, prevent fastener 5 from breaking away from bayonet joint 4, fastener 5 other end inner wall is seted up threadedly, when bayonet joint 4 is connected with the socket, 5 accessible screw threads of fastener and the socket threaded connection of probe, prevent that the socket is not hard up to drop, cause signal interruption, and play the effect of prevention of seepage water, prevent 4 junctions short circuit of bayonet joint.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a take pressure sensor of display with detect function, includes jar body (1), electronic component (2), display (3), bayonet joint (4) and fastener (5), its characterized in that: the electronic component (2) is fixedly arranged in the tank body (1), the display (3) is fixedly arranged on the front surface of the top end of the tank body (1), the plug connector (4) is arranged on one side of the middle end of the tank body (1), and the fastening piece (5) is movably arranged on the outer side of the plug connector (4).

2. The pressure sensor with display having detection function according to claim 1, characterized in that: the rotatable 345 degrees of jar body (1) top shell (6), shell (6) pass through nut threaded connection with jar body (1).

3. The pressure sensor with display having detection function according to claim 1, characterized in that: the electronic element (2) comprises a silicon piezoresistive pressure sensitive element (21) and a single chip microcomputer (22), and the electronic element (2) is fixed through welding of a PCB.

4. The pressure sensor with display having detection function according to claim 1, characterized in that: the surface of the contact of the plug connector (4) is plated with gold, and the bottom of the contact of the plug connector (4) is provided with an insulated round-corner bulge.

5. The pressure sensor with display having detection function according to claim 1, characterized in that: the edge of the outer end of the plug connector (4) is provided with an annular baffle, and the annular baffle is connected with the shell of the plug connector (4) through welding.

6. The pressure sensor with display having detection function according to claim 1, characterized in that: fastener (5) include casing (51), baffle (52) and screw hole (53), baffle (52) set up in casing (51) inner wall one end, casing (51) and baffle (52) integrated into one piece, screw hole (53) are seted up in casing (51) inner wall other end.