CN213869848U - Antifreezing device for pressure gauge - Google Patents

Abstract

The utility model discloses a manometer freeze-proof device in the technical field of manometer, which comprises a shell, a water pipe, a heating mechanism, a gauge core, an explosion-proof mechanism and a heat preservation sleeve, wherein the water pipe is screwed at the bottom of the shell, the heating mechanism is fixedly connected at the rear side wall of the inner cavity of the shell through a bolt, the gauge core is fixedly connected at the front side wall of the heating mechanism through a bolt, the explosion-proof mechanism is fixedly connected at the inner side wall of the water pipe, the heat preservation sleeve is sleeved at the outer side wall of the water pipe, the front side wall of the shell is inlaid with visible glass, the manometer freeze-proof device has reasonable structural design, can ensure that the water pipe and the manometer can be prevented from freezing in severe cold weather, ensure that the manometer can continuously monitor the pressure in the water pipe, and can not cause the danger of water pipe bursting because of knowing the pressure in the process of water pipe conveying, can carry out the shutoff in the very first time under the condition that the manometer destroys, can not cause the waste of water resource.

Description

Antifreezing device for pressure gauge

Technical Field

The utility model relates to a manometer technical field specifically is a manometer freeze-proof device.

Background

The pressure gauge is an instrument which takes an elastic element as a sensitive element and measures and indicates pressure higher than ambient pressure, the application is very common, and the pressure gauge is generally used for monitoring pressure in some pipelines, so that the pressure condition in the pipelines can be known, and the safety of pipeline transportation is ensured.

The manometer on the current water pipe is generally put with outdoor more, the manometer is easily frozen in the chilly winter of weather, cause the unable monitoring of pressure in the pipeline, can't know inside water pressure when the water pipe is carried, cause water pressure too high easily, cause bursting of water pipe, take place dangerously, and the manometer is destroyed under unpredictable circumstances, cause the rivers outflow in the pipeline and can't close, cause the waste of water resource, we have proposed a manometer freeze-proof device for this reason.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a manometer freeze-proof device to it generally puts with outdoor more to have proposed the manometer on the current water pipe in the above-mentioned background art to solve, and the manometer is easily frozen in the chilly winter of weather, causes the unable monitoring of pressure in the pipeline, can't know inside water pressure when the water pipe is carried, and the manometer destroys under the unpredictable circumstances, causes the problem that rivers in the pipeline flow out and can't close.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a manometer freeze-proof device, includes shell, water pipe, heating mechanism, watch core, explosion-proof mechanism and insulation cover, the water pipe spiro union is in the bottom of shell, heating mechanism passes through bolt fixed connection and is in lateral wall behind the inner chamber of shell, the watch core passes through bolt fixed connection and is in the preceding lateral wall of heating mechanism, explosion-proof mechanism fixed connection is in the inside wall of water pipe, the insulation cover cup joints the lateral wall of water pipe, the preceding lateral wall of shell is inlayed and is had visual glass.

Preferably, the heating mechanism includes a heater, a heating plate and a heating pipe, the heating plate is screwed on the front side wall of the heater, the heating pipe is screwed on the bottom of the heater, the bottom end of the heating pipe penetrates through the shell and extends to the bottom of the shell, and the body of the heating pipe is wound on the outer side wall of the water pipe.

Preferably, the heating plate and the heating pipe are copper pipes, and the heating plate is in a disc shape.

Preferably, the middle of the front side wall of the watch core is rotatably connected with a pointer, and a dial gauge is arranged around the front side wall of the watch core.

Preferably, the explosion-proof mechanism comprises an installation sleeve, a connecting rod, a plug and a spring, the connecting rod is inserted into an inner cavity of the installation sleeve, the plug is screwed at the top and the bottom of the connecting rod, the spring is fixedly connected at the upper side of the bottom of the plug, and the bottom end of the spring is fixedly connected at the top of the installation sleeve.

Preferably, the wave-shaped anti-skidding lines are formed in the inner side wall of the heat insulation sleeve, and the heat insulation sleeve is a component made of a polyurethane material.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this manometer freeze-proof device, use through heating mechanism, when the manometer uses under severe cold weather, through starting the heater, through heater to heating plate and heating pipe ohmic heating, the heating plate heats the inside of manometer, make the inside temperature of manometer can keep constant temperature, through the outer wall of heating pipe winding at the water pipe, can heat the water pipe, make the inside water of water pipe can not be frozen, the outer wall at the water pipe is cup jointed to rethread insulating sleeve, play heat retaining effect to the water pipe, thereby can make water pipe and manometer can prevent frostbite under severe cold weather, make the manometer can last monitor the pressure to in the water pipe, the danger that the water pipe bursts can not take place because of not knowing pressure at the in-process that the water pipe carried.

2. This manometer freeze-proof device, use through explosion-proof mechanism, under the condition of manometer destruction, water leads to pipe outwards sprays, because the pressure of spraying is too big, the hosepipe moves end cap upward movement, it dies to block up the installation cover, after changing the manometer, because normal back of pressure recovery, through the effect of spring between upside end cap and the installation cover, make the end cap of downside reset, water flows into the manometer once more, the manometer can continue monitoring water pressure, thereby can carry out the shutoff the very first time under the condition that the manometer destroys, can not cause the waste of water resource.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front cross-sectional view of the present invention;

FIG. 3 is a front view of the present invention in a half-section view;

fig. 4 is a left side sectional view of the present invention.

In the figure: 100. a housing; 110. a visible glass; 200. a water pipe; 300. a heating mechanism; 310. A heater; 320. heating the plate; 330. heating a tube; 400. a watch movement; 410. a pointer; 420. A dial gauge; 500. an explosion-proof mechanism; 510. installing a sleeve; 520. a connecting rod; 530. a plug; 540. a spring; 600. an insulating sleeve.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a pressure gauge anti-freezing device, which has good anti-freezing effect, and the pressure gauge can automatically leak leakage when being damaged, please refer to fig. 1-4, comprising a shell 100, a water pipe 200, a heating mechanism 300, a gauge core 400, an anti-explosion mechanism 500 and a heat insulation sleeve 600;

referring to fig. 1-4 again, the visible glass 110 is embedded in the front side wall of the casing 100, and the casing 100 is used for installing and connecting the water pipe 200, the heating mechanism 300, the watch core 400, the explosion-proof mechanism 500 and the heat insulation sleeve 600;

referring to fig. 2-4, a water pipe 200 is screwed to the bottom of the housing 100, and the water pipe 200 is used for conveying liquid;

referring to fig. 4, the heating mechanism 300 is fixedly connected to the rear side wall of the inner cavity of the housing 100 by bolts, and the heating mechanism 300 is used for preventing the pressure gauge from freezing;

referring to fig. 1, 3 and 4, the meter core 400 is fixedly connected to the front side wall of the heating mechanism 300 by bolts, and the meter core 400 is used for observing the water pressure in the water pipe 200;

referring to fig. 2, the explosion-proof mechanism 500 is fixedly connected to the inner side wall of the water pipe 200, and the explosion-proof mechanism 500 is used for plugging after the pressure gauge is broken;

referring to fig. 1-4 again, the thermal insulation sleeve 600 is sleeved on the outer side wall of the water pipe 200, and the thermal insulation sleeve 600 is used for thermal insulation of the water pipe 200.

Referring to fig. 4 again, in order to heat the pressure gauge and the water pipe 200 and prevent the pressure gauge and the water pipe 200 from being frozen, the heating mechanism 300 includes a heater 310, a heating plate 320, and a heating pipe 330, the heating plate 320 is screwed on the front side wall of the heater 310, the heating pipe 330 is screwed on the bottom of the heater 310, the bottom end of the heating pipe 330 penetrates through the housing 100 and extends to the bottom of the housing 100, and the body of the heating pipe 330 is wound on the outer side wall of the water pipe 200.

Referring to fig. 2-4, in order to achieve the best heating effect of the heating plate 320 and the heating tube 330, the heating plate 320 and the heating tube 330 are copper tubes, and the heating plate 320 is shaped like a disk.

Referring to fig. 1, 3 and 4 again, in order to clearly observe the pressure in the water pipe 200, a pointer 410 is rotatably connected to the middle of the front side wall of the watch core 400, and a scale 420 is formed around the front side wall of the watch core 400.

Referring to fig. 2 again, in order to perform the sealing at the first time when the pressure gauge is broken, the explosion-proof mechanism 500 includes a mounting sleeve 510, a connecting rod 520, a plug 530 and a spring 540, the connecting rod 520 is inserted into the inner cavity of the mounting sleeve 510, the plug 530 is screwed on the top and the bottom of the connecting rod 520, the spring 540 is fixedly connected to the bottom of the upper plug 530, and the bottom end of the spring 540 is fixedly connected to the top of the mounting sleeve 510.

Referring to fig. 1-4 again, in order to keep the water pipe 200 warm, the inner side wall of the thermal insulation sleeve 600 is provided with wave-shaped anti-slip lines, and the thermal insulation sleeve 600 is made of a polyurethane material.

When the pressure gauge is used, a person skilled in the art can monitor the pressure inside the water pipe 200 by installing the pressure gauge on the water pipe 200, when the water pipe 200 conveys water, the pressure gauge can monitor the pressure inside the water pipe 200, when the pressure gauge is damaged by external force, the water sprays outwards through the water pipe 200, the water drives the plug 530 to move upwards due to overlarge pressure of the spraying, the mounting sleeve 510 is plugged, after the pressure gauge is replaced, the lower plug 530 resets under the action of the spring 540 between the upper plug 530 and the mounting sleeve 510 after the pressure recovers to be normal, the water flows into the pressure gauge again, the pressure gauge can continue to monitor the water pressure, when the temperature drops to zero, the pressure gauge is easily frozen, the water inside is easily frozen, the heating plate 320 and the heating pipe 330 are electrified and heated by starting the heater 310, heating plate 320 heats the inside of manometer, makes the inside temperature of manometer keep constant temperature, through the winding of heating pipe 330 at the outer wall of water pipe 200, can heat water pipe 200, makes the inside water of water pipe 200 can not frozen, and rethread insulation cover 600 cup joints the outer wall at water pipe 200, plays heat retaining effect to water pipe 200.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (6)

1. The utility model provides a manometer freeze-proof device which characterized in that: including shell (100), water pipe (200), heating mechanism (300), table core (400), explosion-proof mechanism (500) and insulation cover (600), water pipe (200) spiro union is in the bottom of shell (100), heating mechanism (300) is in through bolt fixed connection lateral wall behind the inner chamber of shell (100), table core (400) is in through bolt fixed connection the preceding lateral wall of heating mechanism (300), explosion-proof mechanism (500) fixed connection be in the inside wall of water pipe (200), insulation cover (600) cup joint the lateral wall of water pipe (200), the preceding lateral wall of shell (100) is inlayed and is had visual glass (110).

2. The antifreeze apparatus for pressure gauges as claimed in claim 1, wherein: heating mechanism (300) includes heater (310), heating plate (320) and heating pipe (330), heating plate (320) spiro union is in the preceding lateral wall of heater (310), heating pipe (330) spiro union is in the bottom of heater (310), the bottom of heating pipe (330) is run through shell (100) and is extended to the bottom of shell (100), the body winding of heating pipe (330) is in the lateral wall of water pipe (200).

3. The antifreeze apparatus for pressure gauges as claimed in claim 2, wherein: the heating plate (320) and the heating pipe (330) are copper pipes, and the heating plate (320) is in a disc shape.

4. The antifreeze apparatus for pressure gauges as claimed in claim 1, wherein: the middle of the front side wall of the watch core (400) is rotatably connected with a pointer (410), and a dial gauge (420) is arranged on the front side wall of the watch core (400) in a circle.

5. The antifreeze apparatus for pressure gauges as claimed in claim 1, wherein: the explosion-proof mechanism (500) comprises an installation sleeve (510), a connecting rod (520), a plug (530) and a spring (540), the connecting rod (520) is inserted into an inner cavity of the installation sleeve (510), the plug (530) is in threaded connection with the top and the bottom of the connecting rod (520), the spring (540) is fixedly connected to the bottom of the plug (530) on the upper side, and the bottom end of the spring (540) is fixedly connected to the top of the installation sleeve (510).

6. The antifreeze apparatus for pressure gauges as claimed in claim 1, wherein: the inside wall of insulation cover (600) is opened there is wave antiskid line, insulation cover (600) adopts the component that a polyurethane material made.

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