CN211576441U - Split type diaphragm capsule for measuring pressure of viscous liquid - Google Patents

Split type diaphragm capsule for measuring pressure of viscous liquid Download PDF

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Publication number
CN211576441U
CN211576441U CN202020272364.6U CN202020272364U CN211576441U CN 211576441 U CN211576441 U CN 211576441U CN 202020272364 U CN202020272364 U CN 202020272364U CN 211576441 U CN211576441 U CN 211576441U
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China
Prior art keywords
diaphragm
measuring
pressure
sensitive element
shell body
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CN202020272364.6U
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Chinese (zh)
Inventor
胡华
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Guangzhou Ruite Sensor Instrument Co ltd
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Guangzhou Ruite Sensor Instrument Co ltd
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Abstract

The utility model relates to a split type diaphragm capsule for gluing thick liquid pressure measurement, including pressure measurement part and shell body, pressure measurement part is connected for dismantling with the shell body, pressure measurement part is located the front end of shell body, the rear end middle part of shell body is equipped with the joint, connect and pass through the wire with pressure measurement part and be connected. The utility model discloses a, easily production and processing can improve machining efficiency, reduces the processing cost, can change the membrane box body again, effectively improves the whole life of sensor.

Description

Split type diaphragm capsule for measuring pressure of viscous liquid
Technical Field
The utility model relates to a pressure measurement sensor technical field especially relates to a split type diaphragm capsule for gluing thick liquid pressure measurement.
Background
The viscous liquid pressure sensor in the prior art is mainly characterized in that a sensor diaphragm capsule and a shell are integrated, and the sensor diaphragm capsule is used for measuring the pressure of viscous liquid, so that the sensor diaphragm capsule is easy to wear and short in service life, and the sensor diaphragm capsule is directly scrapped after being damaged.
Therefore, there is a need to design a split type diaphragm capsule for measuring the pressure of viscous liquid to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to prior art not enough, the utility model aims to provide a split type diaphragm capsule for gluing thick liquid pressure measurement, this diaphragm capsule easily production and processing can improve machining efficiency, reduces the processing cost, can change the diaphragm box body again, effectively improves the whole life of sensor.
The utility model discloses the technical scheme who adopts does:
the utility model provides a split type bellows for thick liquid pressure measurement, includes pressure cell and shell body, pressure cell is connected for dismantling with the shell body, pressure cell is located the front end of shell body, the rear end middle part of shell body is equipped with the joint, connect and pass through the wire with pressure cell and be connected.
Preferably, the pressure measuring component is in threaded connection with the outer shell.
Preferably, the pressure measuring unit comprises a diaphragm and a diaphragm casing body, wherein the diaphragm is arranged at the front end of the diaphragm casing body and is used for sensing the pressure of the viscous liquid level.
Preferably, the pressure measuring component further comprises a measuring sensitive element, a pressure ring, a conditioning circuit, a sealing steel ball and a locking screw, the measuring sensitive element is located above the diaphragm, the pressure ring is connected with the measuring sensitive element and used for fixing the measuring sensitive element, the conditioning circuit is located above the measuring sensitive element and connected with the measuring sensitive element, a silicone oil transfer channel connected with the measuring sensitive element is further arranged on the diaphragm box body, the sealing steel ball is located in an oil filling port of the silicone oil transfer channel, and the locking screw is used for locking the sealing steel ball.
Preferably, the diaphragm and the bellows body are integrally connected at the outer diameter by welding.
Preferably, the measuring end contact surface on the diaphragm is of a planar structure.
The beneficial effects of the utility model reside in that:
(1) the utility model abandons the structure of the integration of the membrane box body and the outer shell body in the traditional technology, and adopts a split type membrane box structure, thereby effectively prolonging the service life of the viscous liquid pressure sensor;
(2) the utility model has simple structure, easy production and processing, improved processing efficiency and reduced processing cost;
(3) the contact surface of the measuring end on the diaphragm is of a plane structure, so that a residual phenomenon cannot be generated in the measuring process, and the measuring accuracy and reliability are greatly improved.
Drawings
Fig. 1 is a cross-sectional view of the present invention;
fig. 2 is a cross-sectional view of the present invention with the outer casing removed.
The reference numbers illustrate: a pressure measuring unit 1; a membrane 11; a membrane cartridge body 12; a measurement sensor 13; a pressure ring 14; a conditioning circuit 15; a sealing steel ball 16; a locking screw 17; a silicone oil transfer channel 18; an oil charging port 19; an outer shell 2; a joint 3; and a wire 4.
Detailed Description
In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 and fig. 2, for the utility model discloses a split type bellows for thick liquid pressure measurement, including pressure cell part 1 and shell body 2, pressure cell part 1 is connected for dismantling with shell body 2, pressure cell part 1 is located the front end of shell body 2, the rear end middle part of shell body 2 is equipped with joint 3, joint 3 passes through wire 4 with pressure cell part 1 and is connected. In the utility model, the pressure measuring component 1 is detachably connected with the outer shell 2, and the pressure measuring component 1 can be replaced in time when being damaged in the actual use process, thereby effectively prolonging the service life of the viscous liquid pressure sensor; furthermore, the utility model has the advantages of simple structure, effective reduction in production cost.
In some embodiments, the load cell 1 is threaded into the outer housing 2. Through threaded connection, stability is better, and the dismouting is more convenient moreover.
The utility model discloses in, pressure cell 1 includes diaphragm 11 and diaphragm capsule body 12, diaphragm 11 is located the front end of diaphragm capsule body 12 and is used for responding to the pressure of gluing thick liquid level.
In some embodiments, the load cell 1 further includes a measurement sensitive element 13, a pressure ring 14, a conditioning circuit 15, a sealing steel ball 16, and a locking screw 17, the measurement sensitive element 13 is located above the diaphragm 11, the pressure ring 14 is connected to the measurement sensitive element 13 and used to fix the measurement sensitive element 13, the conditioning circuit 15 is located above the measurement sensitive element 13 and connected to the measurement sensitive element 13, a silicone oil transfer channel 18 connected to the measurement sensitive element 13 is further provided on the diaphragm housing 12, the sealing steel ball 16 is located in an oil filling port 19 of the silicone oil transfer channel 18, and the locking screw 17 is used to lock the sealing steel ball 16.
The utility model discloses during the use, 19 departments fill into temperature resistant silicon oil to silicon oil transmission channel 18 at oil charge mouth, with sealing steel ball 16 and arrange oil charge mouth 19 departments in and use locking screw 17 locking reaches sealed effect, the front end of diaphragm 11 is used for responding to the pressure of gluing the liquid level, and measured pressure signal passes through silicon oil transmission channel 18 and transmits for measuring sensing element 13, and the rethread modulation circuit 15 handles the signal, transmits joint 3 through wire 4 after the processing, forms measurement process.
In the present invention, the diaphragm 11 and the bellows body 12 are connected together by welding at the outer diameter.
In the present invention, the contact surface of the measuring end on the diaphragm 11 is a plane structure. The contact surface of the measuring end on the diaphragm 11 is set to be a plane structure, so that a residual phenomenon cannot be generated in the measuring process, and the measuring accuracy and reliability are greatly improved.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (6)

1. The utility model provides a split type bellows for viscous liquid pressure measurement which characterized in that: including pressure cell part (1) and shell body (2), pressure cell part (1) is connected for dismantling with shell body (2), pressure cell part (1) is located the front end of shell body (2), the rear end middle part of shell body (2) is equipped with joint (3), connect (3) and pressure cell part (1) and pass through wire (4) and be connected.
2. The split bellows of claim 1, wherein: the pressure measuring component (1) is in threaded connection with the outer shell (2).
3. The split bellows for viscous liquid pressure measurement according to claim 1 or 2, wherein: the pressure measuring component (1) comprises a diaphragm (11) and a diaphragm box body (12), wherein the diaphragm (11) is located at the front end of the diaphragm box body (12) and used for sensing the pressure of a viscous liquid level.
4. The split bellows of claim 3, wherein: the pressure measuring component (1) further comprises a measuring sensitive element (13), a pressing ring (14), a conditioning circuit (15), a sealing steel ball (16) and a locking screw (17), the measuring sensitive element (13) is located above the diaphragm (11), the pressing ring (14) is connected with the measuring sensitive element (13) and used for fixing the measuring sensitive element (13), the conditioning circuit (15) is located above the measuring sensitive element (13) and connected with the measuring sensitive element (13), a silicone oil transfer channel (18) connected with the measuring sensitive element (13) is further arranged on the diaphragm box body (12), the sealing steel ball (16) is located in an oil filling port (19) of the silicone oil transfer channel (18), and the locking screw (17) is used for locking the sealing steel ball (16).
5. The split bellows of claim 3, wherein: the diaphragm (11) and the diaphragm box body (12) are connected into a whole at the outer diameter position by welding.
6. The split bellows of claim 5, wherein: the contact surface of the measuring end on the diaphragm (11) is of a plane structure.
CN202020272364.6U 2020-03-06 2020-03-06 Split type diaphragm capsule for measuring pressure of viscous liquid Active CN211576441U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020272364.6U CN211576441U (en) 2020-03-06 2020-03-06 Split type diaphragm capsule for measuring pressure of viscous liquid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020272364.6U CN211576441U (en) 2020-03-06 2020-03-06 Split type diaphragm capsule for measuring pressure of viscous liquid

Publications (1)

Publication Number Publication Date
CN211576441U true CN211576441U (en) 2020-09-25

Family

ID=72526558

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020272364.6U Active CN211576441U (en) 2020-03-06 2020-03-06 Split type diaphragm capsule for measuring pressure of viscous liquid

Country Status (1)

Country Link
CN (1) CN211576441U (en)

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