CN220893650U - Explosion-proof pressure transmitter - Google Patents
Explosion-proof pressure transmitter Download PDFInfo
- Publication number
- CN220893650U CN220893650U CN202321963829.2U CN202321963829U CN220893650U CN 220893650 U CN220893650 U CN 220893650U CN 202321963829 U CN202321963829 U CN 202321963829U CN 220893650 U CN220893650 U CN 220893650U
- Authority
- CN
- China
- Prior art keywords
- pressure transmitter
- anchor clamps
- pressure
- explosion
- pressure sensor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000011521 glass Substances 0.000 claims abstract description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 2
- 238000009530 blood pressure measurement Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 239000005329 float glass Substances 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
The utility model provides an explosion-proof pressure transmitter, which comprises a pressure transmitter main body, wherein a pressure sensor is arranged at the bottom end of the pressure transmitter main body, a pressure measuring head is arranged at the lower end of the pressure sensor, an annular support is arranged on the periphery of the outer side of the middle lower end of the pressure sensor, an external thread is arranged on the outer wall of the pressure sensor positioned below the annular support, a pressure transmitter outer cover is arranged on the front side surface of the pressure transmitter main body, a fixing plate is arranged at a wiring port of the pressure transmitter main body through a connecting rod, a connecting wire positioned at the wiring port of the pressure transmitter main body is arranged in a through hole of the fixing plate through a clamp, the clamp consists of two clamp components, and the two clamp components form a complete fixing clamp. The connecting wire fixing device has the beneficial effects that the connecting wire is fixedly arranged on the fixing plate through the clamp, so that the connecting wire fixing device is convenient to use and is firmly fixed; the outer cover of the pressure transmitter adopts the explosion-proof glass outer cover, so that the explosion-proof performance of the pressure transmitter is improved, and the use safety is ensured.
Description
Technical Field
The utility model belongs to the technical field of pressure transmitters, and particularly relates to an explosion-proof pressure transmitter.
Background
The pressure transmitter is a device for converting pressure into a pneumatic signal or an electric signal to control and remotely transmit, and can convert physical pressure parameters such as gas, liquid and the like sensed by the load cell sensor into standard electric signals to supply to secondary instruments such as an indication alarm instrument, a recorder, a regulator and the like for measurement, indication and process adjustment. The pressure transmitter in the prior art has poor explosion resistance and potential safety hazard; the terminals connected to the body sometimes come loose, resulting in disconnection of the line, affecting the service life.
Disclosure of utility model
Based on the above-mentioned background, it is an object of the present utility model to provide an explosion-proof pressure transmitter, which has improved explosion-proof performance, can stably fix connection terminals, and ensures upper safety in use.
The technical scheme of the utility model is as follows: an explosion-proof pressure transmitter comprises a pressure transmitter main body, wherein the bottom end of the pressure transmitter main body is provided with a pressure sensor, the lower end of the pressure sensor is provided with a pressure measuring head, the outer circumference of the middle lower end of the pressure sensor is provided with an annular support, the outer wall of the pressure sensor positioned below the annular support is provided with external threads, the front side surface of the pressure transmitter main body is provided with a pressure transmitter outer cover, the pressure transmitter outer cover is an explosion-proof glass outer cover,
The utility model provides a pressure transmitter main part's wiring port department be equipped with the fixed plate through the connecting rod, the connecting wire that is located the wiring port department of pressure transmitter main part establishes in the perforation of fixed plate through the anchor clamps, the anchor clamps constitute by two anchor clamps component, two anchor clamps component constitute a complete mounting fixture, the mid portion of the top surface of anchor clamps component has arc standing groove, arc standing groove through two anchor clamps component with connecting wire centre gripping, the both sides of the top surface of anchor clamps component have bellying and slot respectively, the bellying and the slot of first anchor clamps component and the slot of second anchor clamps component and bellying mutually support to make two anchor clamps component form preliminary lock, the front end of anchor clamps component has the locking part that extends forward.
Further, a plurality of cooling fins are arranged on the side wall of the pressure sensor from top to bottom at intervals.
Further, the pressure sensor is a diffused silicon pressure sensor.
Further, after the two clamp members are combined, the two clamp members are locked by being sleeved outside the locking parts of the two clamp members through the binding belts or the buckles.
The utility model has the advantages and positive effects that: by adopting the technical scheme, the connecting line is fixedly arranged on the fixing plate through the clamp, so that the fixing plate is convenient to use and is fixed firmly; the outer cover of the pressure transmitter adopts the explosion-proof glass outer cover, so that the explosion-proof performance of the pressure transmitter is improved, and the use safety is ensured.
Drawings
Fig. 1 is a schematic view of the overall structure of the present utility model.
Fig. 2 is a schematic structural view of the jig.
In the figure:
Pressure transmitter main body 2, pressure transmitter outer cover 3, and pressure sensor
Annular support 5, pressure measuring head 6 and connecting wire
Fixing plate 8, jig 9, jig member
Arc-shaped placing groove 11, protruding part 12 and slot
13. A locking part.
Detailed Description
As shown in fig. 1 and 2, the technical scheme of the utility model is as follows: the explosion-proof pressure transmitter comprises a pressure transmitter main body 1, wherein a pressure sensor 3 is arranged at the bottom end of the pressure transmitter main body 1, a pressure measuring head 5 is arranged at the lower end of the pressure sensor 3, an annular support 4 is arranged on the periphery of the outer side of the middle lower end of the pressure sensor 3, external threads are arranged on the outer wall of the pressure sensor 3 positioned below the annular support 4, the external threads are used for connecting the pressure transmitter main body with a piece to be installed, and the annular support 4 is used for clamping, installing or detaching by using tools such as a spanner, pliers and the like;
The front side of the pressure transmitter main body 1 is provided with a pressure transmitter outer cover 2, the pressure transmitter outer cover 2 is an explosion-proof glass outer cover, the explosion-proof glass is reinforced, a tough PVB film is sandwiched between two or more pieces of float glass, the two or more pieces of float glass are pressed by a hot press and the middle air is discharged as much as possible, and then the pressure transmitter main body is placed into a high-pressure steam kettle to dissolve a small amount of residual air into a glue film by utilizing high temperature and high pressure;
The connection port of the pressure transmitter main body 1 be equipped with fixed plate 7 through the connecting rod, the connecting wire 6 that is located the connection port department of pressure transmitter main body 1 establishes in the perforation of fixed plate 7 through anchor clamps 8, the anchor clamps constitute by two anchor clamps component 9, two anchor clamps component 9 constitute a complete stationary fixture, the mid portion of the top surface of anchor clamps component 9 has arc standing groove 10, through the arc standing groove 10 of two anchor clamps component 9 with the connecting wire centre gripping, the both sides of the top surface of anchor clamps component 10 have bellying 11 and slot 12 respectively, the bellying 11 and the slot 12 of first anchor clamps component 9 cooperate with the slot and the bellying of second anchor clamps component each other for two anchor clamps component 9 form preliminary lock, the front end of anchor clamps component 9 has the locking part 13 that extends forward.
In this embodiment, in order to improve heat dissipation performance and ensure normal operation, a plurality of heat dissipation fins are disposed on the side wall of the pressure sensor 3 from top to bottom.
In this embodiment, the pressure sensor 3 is a diffused silicon pressure sensor.
In this embodiment, the two clamp members 9 are assembled and locked by a tie or snap fit around the outside of the locking portions 13 of the two clamp members 9.
The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.
Claims (4)
1. An explosion-proof pressure transmitter, characterized in that: including the pressure transmitter main part, the bottom of pressure transmitter main part be equipped with pressure sensor, and be equipped with the pressure measurement head at pressure sensor's lower extreme, pressure sensor's well lower extreme outside circumference be equipped with annular support, and be located the pressure sensor outer wall of annular support below and be equipped with the external screw thread, the leading flank of pressure transmitter main part be equipped with the pressure transmitter enclosing cover, the pressure transmitter enclosing cover be explosion-proof glass enclosing cover, the wiring port department of pressure transmitter main part be equipped with the fixed plate through the connecting rod, the connecting wire that is located the wiring port department of pressure transmitter main part is established in the perforation of fixed plate through the anchor clamps, the anchor clamps constitute by two anchor clamps component, two anchor clamps component constitute a complete mounting fixture, the mid portion of the top surface of anchor clamps component has arc standing groove, through the arc standing groove with connecting wire centre gripping of two anchor clamps component, the both sides of the top surface of anchor clamps component have bellying and slot respectively, the bellying and slot and the bellying of first anchor clamps component mutually support with the slot of second anchor clamps component, the front end of anchor clamps component has the locking part that extends forward.
2. The explosion-proof pressure transmitter of claim 1, wherein: the side wall of the pressure sensor is provided with a plurality of cooling fins at intervals from top to bottom.
3. The explosion-proof pressure transmitter of claim 1, wherein: the pressure sensor is a diffused silicon pressure sensor.
4. The explosion-proof pressure transmitter of claim 1, wherein: after the two clamp members are combined, the two clamp members are locked by being sleeved outside the locking parts of the two clamp members through the binding belts or the buckles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321963829.2U CN220893650U (en) | 2023-07-25 | 2023-07-25 | Explosion-proof pressure transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321963829.2U CN220893650U (en) | 2023-07-25 | 2023-07-25 | Explosion-proof pressure transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220893650U true CN220893650U (en) | 2024-05-03 |
Family
ID=90875525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321963829.2U Active CN220893650U (en) | 2023-07-25 | 2023-07-25 | Explosion-proof pressure transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220893650U (en) |
-
2023
- 2023-07-25 CN CN202321963829.2U patent/CN220893650U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |