CN218822946U - Anti-freezing pressure gauge - Google Patents
Anti-freezing pressure gauge Download PDFInfo
- Publication number
- CN218822946U CN218822946U CN202223131241.9U CN202223131241U CN218822946U CN 218822946 U CN218822946 U CN 218822946U CN 202223131241 U CN202223131241 U CN 202223131241U CN 218822946 U CN218822946 U CN 218822946U
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- China
- Prior art keywords
- shell
- pressure gauge
- electric heating
- corrugated pipe
- pipeline
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- 238000007710 freezing Methods 0.000 title claims description 6
- 238000005485 electric heating Methods 0.000 claims abstract description 23
- 239000011521 glass Substances 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 abstract description 8
- 238000013461 design Methods 0.000 abstract description 2
- 230000005489 elastic deformation Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 108010053481 Antifreeze Proteins Proteins 0.000 description 1
- 240000008574 Capsicum frutescens Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000002528 anti-freeze Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 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
- 230000001681 protective effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model relates to a freeze proof manometer, including manometer body and freeze proof base, the manometer body sets up in the upper end of freeze proof base, just the manometer body includes casing, core, bellows, connecting rod, pointer, dial plate and pipeline, the core sets up in the center of casing, just the bellows surrounds in the outside of core, the one end and the pipeline intercommunication of bellows, just the other end of bellows rotates through the one end of rotating the connecting piece and connecting rod to be connected, the internally mounted of casing has the dial plate, the pointer is installed in the surface of dial plate, the pipeline sets up in the bottom of casing, just freeze proof base includes flange, flange's upper end is provided with parcel portion, the inboard movable mounting of parcel portion has the electric heating board, and manometer body structural design is sealed effectual, can laminate in the outside of manometer body through the electric heating board, and the electric heating board can the initiative heating carry out freeze proof.
Description
Technical Field
The utility model relates to a manometer technical field specifically is a freeze proof manometer.
Background
The bellows pressure gauge is a gauge which takes a bellows as a sensitive element and measures and indicates the pressure higher than the ambient pressure. The application of the bellows pressure gauge is very common, the application of the bellows pressure gauge almost extends to all the fields of industrial processes and scientific researches, and is visible everywhere in the fields of heat pipe networks, oil and gas transmission, water and gas supply systems, vehicle maintenance shops and the like, and particularly in the industrial process control and technical measurement process, the bellows of the bellows pressure gauge has the characteristics of high mechanical strength, convenience in production and the like, so that the bellows pressure gauge is more and more widely applied. The bellows pressure gauge transmits the pressure deformation to the pointer through the elastic deformation of the bellows in the gauge and the conversion mechanism of the movement in the gauge, so that the pointer rotates to display the pressure.
Bellows pressure gauge table internal component is all more accurate, and most all are metal parts, it is serious to be influenced by expend with heat and contract with cold, in the pipe network construction of present stage, some pipe network constructions are outdoor, in chilly winter, outdoor temperature is lower, inside cold air gets into bellows pressure gauge through heat-conduction, make partial part temperature step-down, lead to the operation not smooth, thereby lead to measuring accurate inadequately, the way that has appeared increasing the protection box outside bellows pressure gauge in present stage comes to keep out the influence of external cold air to the manometer, but the inconvenient staff of protective housing observes the reading at any time, the installation volume of bellows pressure gauge has been increased simultaneously, must not repay.
Chinese patent publication No. CN 21169666U proposes a bellows pressure gauge with frost resistance and shock absorption, which performs frost resistance in a manner of a multi-layer insulating layer, but in a scene with lower temperature, the bellows pressure gauge cannot actively resist frost, resulting in the pressure gauge being frozen, so we need to provide a frost resistance pressure gauge.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a freeze proof manometer, manometer body structural design is sealed effectual, can laminate in the outside of manometer body through the electrical heating board, and the electrical heating board can the active heating carry out freeze proof, solves the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a freeze proof manometer, includes manometer body and freeze proof base, the manometer body sets up in the upper end of freeze proof base, just the manometer body includes casing, core, bellows, connecting rod, pointer, dial plate and pipeline, the core sets up in the center of casing, just the bellows surrounds in the outside of core, the one end and the pipeline intercommunication of bellows, just the other end of bellows is rotated through the one end of rotating connecting piece and connecting rod and is connected, the internally mounted of casing has the dial plate, the pointer is installed in the surface of dial plate, the pipeline sets up in the bottom of casing, just freeze proof base includes flange, flange's upper end is provided with parcel portion, the inboard movable mounting of parcel portion has the electric heating board.
Furthermore, the corrugated pipe is a hollow metal pipe which is bent into an arc of two hundred and seventy degrees and has an oval section, the filling liquid is arranged in the corrugated pipe, and a sealing plug is arranged at one end of the corrugated pipe facing the connecting rod.
Further, the shell comprises an outer shell, an inner shell, a front end cover and a rear end cover; the inner shell is arranged inside the outer shell, the front vertical face of the outer shell is provided with a front end cover, inner glass is embedded into the front vertical face of the front end cover, and a sealing ring is pasted on the edge of the top face of the inner glass.
Furthermore, a glass panel is embedded in the top surface of the sealing ring, which is positioned in the front end cover, and the glass panel, the sealing ring, the inner glass and the front end cover are fixedly connected with the shell through mounting bolts; the back vertical surface of the outer shell is fixedly connected with a rear end cover, and the movement, the corrugated pipe, the connecting rod, the pointer, the dial plate and the pipeline are arranged inside the inner shell.
Further, the outer wall of parcel portion is provided with the switch, switch and electric heating board electric connection, the outer wall of parcel portion is provided with the power transmission line, just the electric heating board is provided with four groups, four groups for parallelly connected the setting between the electric heating board.
Further, parcel portion sets up to cylindrical structure, just the guiding hole has been seted up to the outer wall of parcel portion, the outside of parcel portion has the guide bar through the guiding hole grafting, the diameter of guide bar is greater than the aperture of guiding hole by 0.5mm.
Further, the one end fixedly connected with stopper of guide bar, the spring has been cup jointed to the outer wall of guide bar, the both ends of spring respectively with the outer wall fixed connection of stopper and parcel portion, just the other end and the electric heating board fixed connection of guide bar, just the electric heating board sets up to arc structure and laminates in the outer wall of manometer body.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses carry out whole fixed connection through the flange between manometer body and the freeze proof base, improved shock resistance, stability is good, and the manometer body passes through bellows elastic deformation and transmits for the connecting rod, and the core is transmitted to the connecting rod, and the shifter of core is conducted pressure deformation to the pointer again, arouses the pointer to rotate and comes the display pressure, and the electrical heating board is the arc structure, can laminate in the outside of manometer body under the effect of spring, and the electrical heating board can the initiative heating carry out freeze proof.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the pressure gauge body of the present invention;
FIG. 3 is a schematic view of the inner structure of the anti-freezing base of the present invention;
fig. 4 is a schematic view of the internal structure of the housing of the present invention;
figure 5 is the utility model discloses the structural schematic of freeze proof base.
In the figure: 1. a pressure gauge body; 2. an anti-freeze base; 101. a housing; 102. a movement; 103. a bellows; 104. a connecting rod; 105. a pointer; 106. a dial plate; 107. a pipeline; 108. rotating the connecting piece; 109. sealing the plug; 111. a housing; 112. an inner shell; 113. a front end cover; 114. a rear end cap; 1131. inner glass; 1132. a seal ring; 1133. a glass panel; 201. a connecting flange; 202. a wrapping section; 203. an electrical heating plate; 204. a switch; 205. a guide hole; 206. a guide bar; 207. a limiting block; 208. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-5, the present invention provides a technical solution: a frost-resistant pressure gauge comprises a pressure gauge body 1 and a frost-resistant base 2, wherein the pressure gauge body 1 is arranged at the upper end of the frost-resistant base 2, the pressure gauge body 1 comprises a shell 101, a movement 102, a corrugated pipe 103, a connecting rod 104, a pointer 105, a dial 106 and a pipeline 107, the corrugated pipe 103 is a hollow metal pipe with an oval cross section and bent into a circular arc with two hundred and seventy degrees, a filling liquid is arranged inside the corrugated pipe 103, and a sealing plug 109 is arranged at one end of the corrugated pipe 103, which faces the connecting rod 104;
the movement 102 is arranged in the center of the casing 101, the corrugated pipe 103 surrounds the outer side of the movement 102, one end of the corrugated pipe 103 is communicated with the pipeline 107, the other end of the corrugated pipe 103 is rotatably connected with one end of the connecting rod 104 through the rotating connecting piece 108, the dial 106 is arranged in the casing 101, the pointer 105 is arranged on the surface of the dial 106, the pipeline 107 is arranged at the bottom of the casing 101, and the casing 101 comprises an outer shell 111, an inner shell 112, a front end cover 113 and a rear end cover 114; an inner shell 112 is arranged in the outer shell 111, a front end cover 113 is arranged on the front vertical surface of the outer shell 111, inner glass 1131 is embedded in the front vertical surface of the front end cover 113, and a sealing ring 1132 is adhered to the edge of the top surface of the inner glass 1131;
a glass panel 1133 is embedded in the top surface of the sealing ring 1132 inside the front end cover 113, and the glass panel 1133, the sealing ring 1132, the inner glass 1131 and the front end cover 113 are fixedly connected with the outer shell 111 through mounting bolts; the back vertical surface of the outer shell 111 is fixedly connected with a rear end cover 114, and the movement 102, the corrugated pipe 103, the connecting rod 104, the pointer 105, the dial 106 and the pipeline 107 are arranged inside the inner shell 112;
the anti-freezing base 2 comprises a connecting flange 201, a wrapping portion 202 is arranged at the upper end of the connecting flange 201, electric heating plates 203 are movably mounted on the inner side of the wrapping portion 202, a switch 204 is arranged on the outer wall of the wrapping portion 202, the switch 204 is electrically connected with the electric heating plates 203, power transmission lines are arranged on the outer wall of the wrapping portion 202, four groups of electric heating plates 203 are arranged, the four groups of electric heating plates 203 are arranged in parallel, the wrapping portion 202 is arranged to be of a cylindrical structure, a guide hole 205 is formed in the outer wall of the wrapping portion 202, a guide rod 206 is inserted into the outer side of the wrapping portion 202 through the guide hole 205, the diameter of the guide rod 206 is 0.5mm larger than the diameter of the guide hole 205, one end of the guide rod 206 is fixedly connected with a limiting block 207, a spring 208 is sleeved on the outer wall of the guide rod 206, two ends of the spring 208 are fixedly connected with the limiting block 207 and the outer wall of the wrapping portion 202 respectively, the other end of the guide rod 206 is fixedly connected with the electric heating plates 203, and the electric heating plates 203 are arranged to be of an arc-shaped structure and attached to the outer wall of the pressure gauge body 1;
this device is when specifically using, carry out whole fixed connection through the flange between manometer body 1 and the freeze proof base 2, the shock resistance has been improved, good stability, manometer body 1 transmits for connecting rod 104 through bellows 103 elastic deformation, connecting rod 104 transmits for core 102, the shifter mechanism by core 102 conducts pressure deformation to pointer 105 again, it shows pressure to arouse that pointer 105 rotates, electric heating board 203 is the arc structure, can laminate in the outside of manometer body 1 under spring 208's effect, electric heating board 203 can initiatively heat and carry out freeze proof.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a freeze proof manometer, includes manometer body (1) and freeze proof base (2), its characterized in that: the anti-freezing pressure gauge comprises a pressure gauge body (1), a shell (101), a movement (102), a corrugated pipe (103), a connecting rod (104), a pointer (105), a dial plate (106) and a pipeline (107), wherein the pressure gauge body (1) comprises the shell (101), the movement (102) and the pipeline (107), the movement (102) is arranged at the center of the shell (101), the corrugated pipe (103) surrounds the outer side of the movement (102), one end of the corrugated pipe (103) is communicated with the pipeline (107), the other end of the corrugated pipe (103) is rotatably connected with one end of the connecting rod (104) through a rotating connecting piece (108), the dial plate (106) is arranged inside the shell (101), the pointer (105) is arranged on the surface of the dial plate (106), the pipeline (107) is arranged at the bottom of the shell (101), the anti-freezing base (2) comprises a connecting flange (201), the upper end of the connecting flange (201) is provided with a wrapping portion (202), and an electric heating plate (203) is movably arranged on the inner side of the wrapping portion (202).
2. A freeze resistant pressure gauge as claimed in claim 1, wherein: the corrugated pipe (103) is a hollow metal pipe which is bent into an arc of two hundred and seventy degrees and has an oval section, filling liquid is arranged inside the corrugated pipe (103), and a sealing plug (109) is arranged at one end of the corrugated pipe (103) facing the connecting rod (104).
3. The freeze resistant pressure gauge of claim 1, wherein: the shell (101) comprises an outer shell (111), an inner shell (112), a front end cover (113) and a rear end cover (114); the utility model discloses a glass sealing device, including shell (111), shell (111) inside inner shell (112) that is provided with, the positive facade of shell (111) is provided with front end housing (113), front end housing (113) positive facade inside embedding has interior glass (1131), interior glass (1131) top surface edge is pasted and is had sealing washer (1132).
4. A freeze resistant pressure gauge according to claim 3, wherein: a glass panel (1133) is embedded into the top surface of the sealing ring (1132) and positioned in the front end cover (113), and the glass panel (1133), the sealing ring (1132), the inner glass (1131) and the front end cover (113) are fixedly connected with the shell (111) through mounting bolts; the back vertical surface of the outer shell (111) is fixedly connected with a rear end cover (114), and the movement (102), the corrugated pipe (103), the connecting rod (104), the pointer (105), the dial (106) and the pipeline (107) are arranged inside the inner shell (112).
5. A freeze resistant pressure gauge as claimed in claim 1, wherein: the outer wall of parcel portion (202) is provided with switch (204), switch (204) and electric heating board (203) electric connection, the outer wall of parcel portion (202) is provided with the power transmission line, just electric heating board (203) are provided with four groups, four groups for parallelly connected the setting between electric heating board (203).
6. The freeze resistant pressure gauge of claim 1, wherein: the wrapping portion (202) is of a cylindrical structure, a guide hole (205) is formed in the outer wall of the wrapping portion (202), a guide rod (206) is inserted into the outer side of the wrapping portion (202) through the guide hole (205), and the diameter of the guide rod (206) is 0.5mm larger than the diameter of the guide hole (205).
7. The freeze resistant pressure gauge of claim 6, wherein: the one end fixedly connected with stopper (207) of guide bar (206), spring (208) have been cup jointed to the outer wall of guide bar (206), the both ends of spring (208) respectively with the outer wall fixed connection of stopper (207) and parcel portion (202), just the other end and the electric heating board (203) fixed connection of guide bar (206), just electric heating board (203) set up to arc structure and laminate in the outer wall of manometer body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223131241.9U CN218822946U (en) | 2022-11-24 | 2022-11-24 | Anti-freezing pressure gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223131241.9U CN218822946U (en) | 2022-11-24 | 2022-11-24 | Anti-freezing pressure gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218822946U true CN218822946U (en) | 2023-04-07 |
Family
ID=87037998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223131241.9U Active CN218822946U (en) | 2022-11-24 | 2022-11-24 | Anti-freezing pressure gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218822946U (en) |
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2022
- 2022-11-24 CN CN202223131241.9U patent/CN218822946U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A type of antifreeze pressure gauge Granted publication date: 20230407 Pledgee: Jiangsu Taicang Rural Commercial Bank Co.,Ltd. Guizhuang Branch Pledgor: Suzhou Xinyida Instrument Technology Co.,Ltd. Registration number: Y2024980002424 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |