CN217505059U - Explosion-proof remote transmission pressure gauge - Google Patents
Explosion-proof remote transmission pressure gauge Download PDFInfo
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- CN217505059U CN217505059U CN202221044513.9U CN202221044513U CN217505059U CN 217505059 U CN217505059 U CN 217505059U CN 202221044513 U CN202221044513 U CN 202221044513U CN 217505059 U CN217505059 U CN 217505059U
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Abstract
The utility model belongs to the technical field of the pressure gauge, a flame proof formula teletransmission manometer is provided very much. The explosion-proof remote transmission pressure gauge comprises a mechanical pressure gauge and an externally-hung electronic accessory; the mechanical pressure gauge mainly comprises a meter shell, a base, a connecting rod, a Bourdon tube, a movement, a pointer assembly shaft, a dial and a pointer; the external electronic accessory mainly comprises an electronic accessory body, a main digital display panel, a cover plate, a positioning sheet, an annular magnetic sensor and a magnetic vernier; the external electronic accessory of the pressure gauge is simple in structure and convenient to assemble, and the mechanical pressure gauge can be transformed into the electronic pressure gauge at low cost; the external electronic accessory provides remote transmission capability for the modified mechanical pressure gauge; the external electronic accessory uses an intrinsic safety circuit, the mechanical pressure gauge and the external electronic accessory are relatively independent explosion-proof assemblies, and an insulating sealing structure is arranged at the joint, so that the explosion-proof performance of a combined meter body is stable.
Description
Technical Field
The utility model belongs to the technical field of the pressure gauge, a flame proof formula teletransmission manometer is provided very much.
Background
An instrument for measuring fluid pressure. It is common to compare the measured pressure with some reference pressure and thus measure a relative pressure or pressure difference.
The common pressure gauges on the market are mainly divided into a mechanical type pressure gauge and an electronic type pressure gauge, and the two pressure gauges have large structural difference and cannot realize mutual conversion. At present, the mechanical pressure gauge is widely applied, but the mechanical pressure gauge generally does not have a remote transmission function, and the pressure gauge needs to be integrally replaced when the mechanical pressure gauge is changed into an electronic pressure gauge with the remote transmission function, so that the replacement cost is high and the replacement process is complex.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a flame proof formula teletransmission manometer.
In order to achieve the above object, the utility model adopts the following technical scheme: the explosion-proof remote transmission pressure gauge comprises a mechanical pressure gauge and an externally-hung electronic accessory, wherein the externally-hung electronic accessory is buckled with the mechanical pressure gauge;
the mechanical pressure gauge comprises a pressure gauge main body and a pointer, wherein the pointer is assembled in the middle of the surface of the pressure gauge main body;
the external electronic accessory comprises an electronic accessory body, a cover plate, positioning pieces, an annular magnetic sensor and a magnetic vernier, wherein the positioning pieces are downwards assembled on the periphery of the side wall of the electronic accessory body;
when the mechanical pressure gauge and the external electronic accessory are buckled, the top of the pointer middle shaft is embedded into the annular magnetic sensor.
Further, the upper surface fixed mounting of electronic components main part has main digital display panel, and both pass through inside wire electric connection.
Further, the pressure gauge main body comprises a meter shell, a base, a connecting rod, a Bourdon tube, a movement, a pointer assembly shaft and a dial, wherein the side wall of the base is welded with one end of the Bourdon tube, one end of the connecting rod is hinged with the other end of the Bourdon tube, the other end of the connecting rod is hinged with a driving rod of the movement, the pointer assembly shaft is assembled at the upper end of an output shaft of the movement, the dial is clamped at the upper part of the inner cavity of the meter shell, the upper end of the pointer assembly shaft penetrates through the dial, and the pointer is assembled at the upper end of the pointer assembly shaft through a screw.
Furthermore, the electronic accessory main body comprises a processor module, a digital-to-analog conversion module and a power supply module, the processor module, the digital-to-analog conversion module and the power supply module are electrically connected through a printed circuit board and are assembled inside the electronic accessory main body, and the processor module is electrically connected with the annular magnetic sensor through a lead.
Furthermore, the upper surface of the electronic accessory main body is provided with a secondary digital display panel.
Furthermore, a nameplate clamping groove is fixedly arranged on the upper surface of the electronic accessory main body.
Further, a sealing ring is sleeved on the side wall of the electronic accessory main body.
Use the utility model discloses a beneficial effect is:
1. the external electronic accessory of the pressure gauge is simple in structure and convenient to assemble, and the mechanical pressure gauge can be transformed into the electronic pressure gauge at low cost;
2. the external electronic accessory provides remote transmission capability for the modified mechanical pressure gauge;
3. the external electronic accessory uses an intrinsic safety circuit, the mechanical pressure gauge and the external electronic accessory are relatively independent explosion-proof assemblies, and an insulating sealing structure is arranged at the joint, so that the explosion-proof performance of a combined meter body is stable.
Drawings
Fig. 1 is an external view of the front side of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a bottom view of the external electronic component of the present invention;
FIG. 4 is a schematic structural view of the pointer and the magnetic vernier of the present invention;
fig. 5 is an appearance diagram of the rear side of the present invention.
The reference numerals include: 1-a mechanical pressure gauge; 101-a watch case; 102-a base; 103-connecting rod; 104-Bourdon tube; 105-a cartridge; 106-pointer assembly shaft; 107-pointer; 108-dial plate; 2-hanging electronic accessories; 201-an electronic accessory body; 202-main digital display panel; 203-a plurality of digital display panels; 204-cover plate; 205-nameplate card slot; 206-sealing ring; 207-positioning plate; 208-ring-shaped magnetic sensor; 209-magnetic vernier; 210-signal emitting components.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
Referring to fig. 1-5, the explosion-proof remote transmission pressure gauge comprises a mechanical pressure gauge 1 and an external electronic accessory 2, wherein the external electronic accessory 2 is buckled with the mechanical pressure gauge 1;
the mechanical pressure gauge 1 comprises a pressure gauge main body and a pointer 107, wherein the pointer 107 is assembled in the middle of the surface of the pressure gauge main body;
the plug-in electronic accessory 2 comprises an electronic accessory main body 201, a cover plate 204, positioning pieces 207, an annular magnetic sensor 208 and a magnetic cursor 209, wherein the positioning pieces 207 are downwards assembled on the periphery of the side wall of the electronic accessory main body 201, the annular magnetic sensor 208 is embedded in the center of the bottom surface of the electronic accessory main body 201, the magnetic cursor 209 is clamped at the periphery of a central shaft of a pointer 107, the cover plate 204 is assembled on the bottom surface of the electronic accessory main body 201 through bolts, and a signal emitting assembly 210 is fixedly installed at the top of the electronic accessory main body 201;
when the mechanical pressure gauge 1 and the external electronic accessory 2 are buckled, the top of the central shaft of the pointer 107 is embedded in the annular magnetic sensor 208.
The upper surface of the electronic accessory main body 201 is fixedly provided with a main digital display panel 202, and the main digital display panel are electrically connected through an internal wire.
The main display panel 202 provides an intuitive numerical display panel for the retrofitted pressure gauge.
The circuit structure in the external electronic accessory 2 is an intrinsic safety circuit.
Preferably, the magnetic cursor 209 is mounted at a position on the line connecting the tip of the pointer 107 and the axial center of the pointer mounting shaft 106.
The signal transmitting assembly 210 transmits the pressure reading signal read by the annular magnetic sensor 208 to the outside, and the pressure reading signal is received and fed back by an external detection system, so that the remote transmission capability is provided for the modified mechanical pressure gauge.
When the pointer 107 of the mechanical pressure gauge 1 rotates, the magnetic cursor 209 rotates along with the pointer, and the annular magnetic sensor 208 can sense the change of the relative position of the magnetic cursor 209, display corresponding pressure gauge reading, and reflect the pressure gauge reading to the main digital display panel 202 after being processed by the external electronic accessory 2.
The pressure gauge body comprises a meter case 101, a base 102, a connecting rod 103, a Bourdon tube 104, a movement 105, a pointer assembling shaft 106 and a dial 108, wherein the side wall of the base 102 is welded with one end of the Bourdon tube 104, one end of the connecting rod 103 is hinged with the other end of the Bourdon tube 104, the other end of the connecting rod 103 is hinged with a driving rod of the movement 105, the pointer assembling shaft 106 is assembled at the upper end of an output shaft of the movement 105, the dial 108 is clamped at the upper part of an inner cavity of the meter case 101, the upper end of the pointer assembling shaft 106 penetrates through the dial 108, and a pointer 107 is assembled at the upper end of the pointer assembling shaft 106 through a screw.
The electronic accessory main body 201 comprises a processor module, a digital-to-analog conversion module and a power supply module, the processor module, the digital-to-analog conversion module and the power supply module are electrically connected through a printed circuit board and are assembled inside the electronic accessory main body 201, and the processor module is electrically connected with the annular magnetic sensor 208 through a lead.
The upper surface of the electronic component main body 201 is provided with a sub-digital display panel 203.
The auxiliary digital display panel 203 is used for supplementing the display digit of the main digital display panel 202, and two supplementing schemes are preset, namely decimal digit supplementing and integer digit supplementing.
A nameplate clamping groove 205 is fixedly arranged on the upper surface of the electronic accessory main body 201.
A sealing ring 206 is sleeved on the side wall of the electronic fitting main body 201.
The mechanical pressure gauge 1 and the external electronic accessory 2 are independent closed accessories, and after the mechanical pressure gauge and the external electronic accessory are assembled, the joint of the mechanical pressure gauge and the external electronic accessory can be sealed by the sealing ring 206, so that the stable explosion-proof performance of the combined surface body is ensured.
When the mechanical pressure gauge 1 is used independently, a glass mask is attached to the surface thereof.
The nameplate can be embedded into the nameplate clamping groove 205, the original riveting or screwing nameplate assembly mode is abandoned, and unnecessary holes in the watch case 101 are reduced.
The above description is only a preferred embodiment of the present invention, and many changes can be made in the detailed description and the application scope according to the idea of the present invention for those skilled in the art, which all belong to the protection scope of the present invention as long as the changes do not depart from the concept of the present invention.
Claims (7)
1. The explosion-proof type remote transmission pressure gauge is characterized in that: the external electronic accessory is buckled on the mechanical pressure gauge;
the mechanical pressure gauge comprises a pressure gauge main body and a pointer, wherein the pointer is assembled in the middle of the surface of the pressure gauge main body;
the external electronic accessory comprises an electronic accessory body, a cover plate, positioning pieces, an annular magnetic sensor and a magnetic vernier, wherein the positioning pieces are downwards assembled on the periphery of the side wall of the electronic accessory body;
when the mechanical pressure gauge and the external electronic accessory are buckled, the top of the pointer middle shaft is embedded into the annular magnetic sensor.
2. The flameproof remote pressure gauge according to claim 1, characterized in that: the upper surface fixed mounting of electronic components main part has main digital display panel, and both pass through inside wire electric connection.
3. The flameproof remote pressure gauge according to claim 1, characterized in that: the pressure gauge main body comprises a meter shell, a base, a connecting rod, a Bourdon tube, a movement, a pointer assembly shaft and a meter plate, wherein the side wall of the base is welded with one end of the Bourdon tube, one end of the connecting rod is hinged with the other end of the Bourdon tube, the other end of the connecting rod is hinged with a driving rod of the movement, the pointer assembly shaft is assembled at the upper end of an output shaft of the movement, the meter plate is clamped on the upper portion of an inner cavity of the meter shell, the upper end of the pointer assembly shaft penetrates through the meter plate, and a pointer is assembled at the upper end of the pointer assembly shaft through a screw.
4. The flameproof remote pressure gauge according to claim 1, characterized in that: the electronic accessory comprises an electronic accessory body, and is characterized in that the electronic accessory body comprises a processor module, a digital-to-analog conversion module and a power supply module, the processor module, the digital-to-analog conversion module and the power supply module are electrically connected through a printed circuit board and are assembled inside the electronic accessory body, and the processor module is electrically connected with an annular magnetic sensor through a lead.
5. The flameproof remote pressure gauge according to claim 1, characterized in that: and the upper surface of the electronic accessory main body is provided with a secondary digital display panel.
6. The flameproof remote pressure gauge according to claim 1, characterized in that: and a nameplate clamping groove is fixedly arranged on the upper surface of the electronic accessory main body.
7. The flameproof remote pressure gauge according to claim 1, characterized in that: and the side wall of the electronic accessory main body is sleeved with a sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221044513.9U CN217505059U (en) | 2022-05-05 | 2022-05-05 | Explosion-proof remote transmission pressure gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221044513.9U CN217505059U (en) | 2022-05-05 | 2022-05-05 | Explosion-proof remote transmission pressure gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217505059U true CN217505059U (en) | 2022-09-27 |
Family
ID=83351798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221044513.9U Active CN217505059U (en) | 2022-05-05 | 2022-05-05 | Explosion-proof remote transmission pressure gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217505059U (en) |
-
2022
- 2022-05-05 CN CN202221044513.9U patent/CN217505059U/en active Active
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