CN220649647U - Anti-freezing device of steam flowmeter - Google Patents
Anti-freezing device of steam flowmeter Download PDFInfo
- Publication number
- CN220649647U CN220649647U CN202322413021.3U CN202322413021U CN220649647U CN 220649647 U CN220649647 U CN 220649647U CN 202322413021 U CN202322413021 U CN 202322413021U CN 220649647 U CN220649647 U CN 220649647U
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- shell
- fixedly installed
- fan
- wall
- fixedly arranged
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- 238000007710 freezing Methods 0.000 title abstract description 12
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims description 13
- 230000002528 anti-freeze Effects 0.000 claims description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000000428 dust Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 208000001034 Frostbite Diseases 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a steam flowmeter antifreezing device which comprises a shell and a steam flowmeter body, wherein a mounting cover is fixedly arranged on the left side of the shell, an air inlet is formed in the left side of the shell and positioned on the right side of the mounting cover, a fan is fixedly arranged on the inner wall of the mounting cover, a plurality of heating rods are fixedly arranged on the inner wall of the mounting cover and positioned on the left side of the fan, a fixing plate is fixedly arranged on the left side of the shell and positioned above the mounting cover, a controller is fixedly arranged on the top of the fixing plate, an electric push rod is fixedly arranged at the bottom of the fixing plate, a sealing plate is fixedly arranged at the output end of the electric push rod, a temperature sensor is fixedly arranged on the inner wall of the shell, and a plurality of air outlets are formed in the bottom of the shell. The anti-freezing device for the steam flowmeter does not need manual operation of a worker and saves energy, so that normal operation of the steam flowmeter under a cold condition is ensured, and meanwhile, the service life of the steam flowmeter is prolonged.
Description
Technical Field
The utility model relates to the technical field of freezing prevention, in particular to a steam flowmeter freezing prevention device.
Background
The flow meter is further divided into differential pressure type flow meter, rotameter, throttle type flow meter, slit flow meter, volumetric flow meter, electromagnetic flow meter, ultrasonic flow meter, turbine flow meter, vortex shedding flow meter, etc.
When the existing differential pressure type steam flowmeter is used and the external environment is in extremely cold weather conditions, condensed water in a pressure guide pipe is frozen due to too low temperature when being transmitted to a differential pressure transmitter through a meter pipe, so that signals such as pressure and flow cannot be accurately transmitted to a sensing part of the differential pressure transmitter, the pressure or flow signals cannot be displayed or severely distorted, the heat supply network steam pressure and flow signals are caused to be misaligned, operators cannot accurately control parameters of steam, danger is easy to occur, and therefore the steam flowmeter antifreezing device is provided to solve the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the anti-freezing device for the steam flowmeter, which has the advantages of good anti-freezing effect and the like, and solves the problems that when the existing differential pressure type steam flowmeter is used and the external environment is in extremely cold weather conditions, condensed water in a pressure guide pipe is frozen due to too low temperature when being transmitted to a differential pressure transmitter through a meter pipe, signals such as pressure and flow cannot be accurately transmitted to a sensing part of the differential pressure transmitter, the pressure or flow signals cannot be displayed or severely distorted, and the steam pressure and flow signals of a heat supply network are misaligned, so that operators cannot accurately control parameters of steam and danger is easy to occur.
In order to achieve the aim of good anti-freezing effect, the utility model provides the following technical scheme: the utility model provides a steam flowmeter freeze-proof device, includes shell and steam flowmeter body, the left side fixed mounting of shell has the installation cover, the right side that just is located the installation cover of left side of shell begins to have the air intake, the inner wall fixed mounting of installation cover has the fan, the inner wall of installation cover just is located the left side fixed mounting of fan and has a plurality of heating rod, the left side of shell just is located the top fixed mounting of installation cover has the fixed plate, the top fixed mounting of fixed plate has the controller, the bottom fixed mounting of fixed plate has the electric putter, the output fixed mounting of electric putter has the closing plate, the inner wall fixed mounting of shell has temperature sensor, a plurality of air exit has been seted up to the bottom of shell.
Further, the steam flowmeter body comprises a circulation shell, a pressure guiding pipe and a dial plate, and the shell is fixedly arranged outside the circulation shell and the pressure guiding pipe.
Further, the mounting cover is positioned at the left side of the impulse pipe, and the output direction of the fan is rightward.
Further, the inner wall fixed mounting of installation cover has first dust guard, first dust guard is located the left side of heating rod.
Further, electric push rod, temperature sensor, heating rod and fan all are connected with the controller electricity through the wire, the size of closing plate and the size looks adaptation of installing the cover left end.
Further, a second dust-proof plate is fixedly arranged on the inner bottom wall of the shell and covers the outside of the air outlet.
Compared with the prior art, the utility model provides the steam flowmeter antifreezing device, which has the following beneficial effects:
this steam flowmeter freeze-proof device sets for a suitable temperature threshold for temperature sensor, when the inside temperature of shell is less than the threshold value of settlement, temperature sensor can give the controller transmission signal, thereby the controller controls the fan, electric putter and heating rod start, the electric putter drives the closing plate through the shrink and opens, the fan inhales the inside of shell with outside air, the heating rod can heat up it, and then realize heating up the surface of impulse tube and circulation casing, thereby reach the purpose of preventing frostbite, when the inside temperature of shell reaches the threshold value of settlement, the controller can control heating rod and fan reduce power and even close, simultaneously the electric putter drives the closing plate through the extension and moves down, reduce the space of installing the left side air inlet of cover, thereby reduce hot air flow failure rate, thereby reach the effect of preventing frostbite, not need the staff to control and energy-conservation by hand, both guaranteed the normal operating of steam flowmeter under cold condition, and also improved the life of steam flowmeter simultaneously.
Drawings
FIG. 1 is a front cross-sectional view of the present utility model;
FIG. 2 is an enlarged view of the utility model at A in FIG. 1;
FIG. 3 is a schematic view of an exhaust port and a second dust guard of the present utility model.
In the figure: 1. a housing; 2. a steam flow meter body; 201. a dial; 202. a pressure guiding pipe; 203. a flow-through housing; 3. a mounting cover; 4. a fan; 5. a heating rod; 6. a fixing plate; 7. an electric push rod; 8. a sealing plate; 9. a controller; 10. an air outlet; 11. a first dust-proof plate; 12. an air inlet; 13. a temperature sensor; 14. and a second dust-proof plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, fig. 2 and fig. 3, a steam flowmeter antifreeze device includes a housing 1 and a steam flowmeter body 2, a mounting cover 3 is fixedly installed on the left side of the housing 1, an air inlet 12 is formed on the right side of the mounting cover 3, a fan 4 is fixedly installed on the inner wall of the mounting cover 3, a plurality of heating rods 5 are fixedly installed on the inner wall of the mounting cover 3 and on the left side of the fan 4, a fixing plate 6 is fixedly installed on the left side of the housing 1 and above the mounting cover 3, a controller 9 is fixedly installed on the top of the fixing plate 6, an electric push rod 7 is fixedly installed on the bottom of the fixing plate 6, a sealing plate 8 is fixedly installed at the output end of the electric push rod 7, a temperature sensor 13 is fixedly installed on the inner wall of the housing 1, and a plurality of air outlets 10 are formed in the bottom of the housing 1.
When the temperature inside the shell 1 is lower than the set threshold, the temperature sensor 13 transmits a signal to the controller 9, the controller 9 controls the fan 4 and the heating rod 5 to start, the fan 4 sucks outside air into the shell 1, the heating rod 5 can heat the air, the surfaces of the impulse pipe 202 and the circulation shell 203 are further heated, the anti-freezing purpose is achieved, when the temperature inside the shell 1 reaches the set threshold, the controller 9 controls the heating rod 5 and the fan 4 to reduce power and even close, meanwhile, the electric push rod 7 drives the sealing plate 8 to move downwards through extension, the air inlet space on the left side of the installation cover 3 is reduced, and the heat air flow failure rate is reduced, so that the anti-freezing effect is achieved.
In this embodiment, the steam flow meter body 2 includes a flow housing 203, a pressure pipe 202, and a dial 201, and the case 1 is fixedly installed outside the flow housing 203 and the pressure pipe 202.
In this embodiment, the mounting cover 3 is positioned on the left side of the impulse pipe 202, and the output direction of the fan 4 is rightward.
In this embodiment, the first dust-proof plate 11 is fixedly mounted on the inner wall of the mounting cover 3, the first dust-proof plate 11 is located at the left side of the heating rod 5, the second dust-proof plate 14 is fixedly mounted on the inner bottom wall of the housing 1, and the second dust-proof plate 14 covers the outside of the air outlet 10.
By providing the first dust-proof plate 11 and the second dust-proof plate 14, external dust can be prevented from entering the inside of the housing 1.
In this embodiment, the electric push rod 7, the temperature sensor 13, the heating rod 5 and the fan 4 are all electrically connected with the controller 9 through wires, and the size of the sealing plate 8 is adapted to the size of the left end of the mounting cover 3.
When the steam flow meter is used, after the steam flow meter body 2 is installed, a proper temperature threshold is set for the temperature sensor 13 according to actual conditions, when the temperature inside the shell 1 is lower than the set threshold, the temperature sensor 13 transmits signals to the controller 9, the controller 9 controls the fan 4 and the heating rod 5 to start, the fan 4 sucks external air into the shell 1, the heating rod 5 can heat the air, the surfaces of the impulse pipe 202 and the circulation shell 203 are further heated, the anti-freezing purpose is achieved, when the temperature inside the shell 1 reaches the set threshold, the controller 9 controls the heating rod 5 and the fan 4 to reduce power and even close, meanwhile, the electric push rod 7 drives the sealing plate 8 to move downwards through extension, the air inlet space on the left side of the installation cover 3 is reduced, the failure rate of hot air flow is reduced, the anti-freezing effect is achieved, the normal operation of the steam flow meter under cold conditions is guaranteed, and meanwhile the service life of the steam flow meter is prolonged.
The electrical components appearing herein are all electrically connected with the master controller and the power supply, the master controller can be a conventional known device for controlling a computer and the like, and the prior art of power connection is not described in detail herein.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (6)
1. The utility model provides a steam flowmeter freeze-proof device, includes shell (1) and steam flowmeter body (2), its characterized in that: the novel air conditioner is characterized in that an installation cover (3) is fixedly installed on the left side of the casing (1), an air inlet (12) is formed in the left side of the casing (1) and located on the right side of the installation cover (3), a fan (4) is fixedly installed on the inner wall of the installation cover (3), a plurality of heating rods (5) are fixedly installed on the inner wall of the installation cover (3) and located on the left side of the fan (4), a fixing plate (6) is fixedly installed on the left side of the casing (1) and located above the installation cover (3), a controller (9) is fixedly installed on the top of the fixing plate (6), an electric push rod (7) is fixedly installed on the bottom of the fixing plate (6), a sealing plate (8) is fixedly installed at the output end of the electric push rod (7), a temperature sensor (13) is fixedly installed on the inner wall of the casing (1), and a plurality of air outlets (10) are formed in the bottom of the casing (1).
2. The vapor flow meter antifreeze device of claim 1, wherein: the steam flowmeter body (2) comprises a circulation shell (203), a pressure guiding pipe (202) and a dial plate (201), and the shell (1) is fixedly arranged outside the circulation shell (203) and the pressure guiding pipe (202).
3. The vapor flow meter antifreeze device of claim 1, wherein: the mounting cover (3) is positioned at the left side of the impulse pipe (202), and the output direction of the fan (4) is rightward.
4. The vapor flow meter antifreeze device of claim 1, wherein: the inner wall of the mounting cover (3) is fixedly provided with a first dust-proof plate (11), and the first dust-proof plate (11) is positioned on the left side of the heating rod (5).
5. The vapor flow meter antifreeze device of claim 1, wherein: the electric push rod (7), the temperature sensor (13), the heating rod (5) and the fan (4) are electrically connected with the controller (9) through wires, and the size of the sealing plate (8) is matched with the size of the left end of the mounting cover (3).
6. The vapor flow meter antifreeze device of claim 1, wherein: the inner bottom wall of the shell (1) is fixedly provided with a second dust-proof plate (14), and the second dust-proof plate (14) covers the outside of the air outlet (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322413021.3U CN220649647U (en) | 2023-09-05 | 2023-09-05 | Anti-freezing device of steam flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322413021.3U CN220649647U (en) | 2023-09-05 | 2023-09-05 | Anti-freezing device of steam flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220649647U true CN220649647U (en) | 2024-03-22 |
Family
ID=90293631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322413021.3U Active CN220649647U (en) | 2023-09-05 | 2023-09-05 | Anti-freezing device of steam flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220649647U (en) |
-
2023
- 2023-09-05 CN CN202322413021.3U patent/CN220649647U/en active Active
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