CN211477497U

CN211477497U - Pressure gauge with protective device

Info

Publication number: CN211477497U
Application number: CN201922404372.1U
Authority: CN
Inventors: 钟佩红
Original assignee: Jiangsu Jinhu Thermal Instrument Cable Factory Co ltd
Current assignee: Jiangsu Jinhu Thermal Instrument Cable Factory Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-09-11
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a take protector's manometer, including the manometer main part, be connected with the instruction dial plate in the manometer main part, be equipped with the pointer in the instruction dial plate, instruct the dial plate upper cover to be equipped with glass panels, the cover is equipped with protector on the instruction dial plate, protector includes the protector main part, be equipped with first protective layer in the protector main part, second protective layer and third protective layer have been connected with in proper order between first protective layer and the glass panels, the second protective layer is located on the one side that first protective layer is close to glass panels, the third protective layer is located between second protective layer and the glass panels, fixedly connected with connecting pipe in the manometer main part; the utility model provides a take protector's manometer, it provides a manometer glass panels protection device, can be so that be difficult for producing the drop of water on the manometer glass panels, and the normal reading of difficult influence user judges to improve the accuracy of user's reading.

Description

Pressure gauge with protective device

Technical Field

The utility model relates to a manometer technical field especially relates to a take protector's manometer.

Background

The pressure gauge is a meter which takes an elastic element as a sensitive element and measures and indicates the pressure higher than the ambient pressure, is very commonly applied and almost extends to all the fields of industrial processes and scientific researches. The method is widely available in the fields of heating power pipe networks, oil and gas transmission, water and gas supply systems, vehicle maintenance plants and shops and the like.

The main structure of the pressure gauge comprises an overflow hole, a pointer, a glass panel and the like, and the working principle of the pressure gauge is that the pressure is displayed by transmitting pressure deformation to the pointer through the elastic deformation of sensitive elements (Bourdon tube, bellows and bellows) in the pressure gauge and then through a conversion mechanism of a movement in the pressure gauge, the pointer rotates.

The application range of manometer is very wide, and is especially comparatively common in the mill, but manometer in the mill when using, because some machines need regular exhaust steam, can liquefy rapidly when the manometer of higher temperature is met to the steam of higher temperature for produce a large amount of water globules on the manometer glass panel, influence the normal reading of user, serious probably because the reading is unclear and cause because the condition of excessive pressure.

Therefore, in view of the above technical problems, there is a need for a pressure gauge with a protection device.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a take protector's manometer, it provides a manometer glass panels protection device, can be so that be difficult for producing the drop of water on the manometer glass panels, and the normal reading of difficult influence user is judged to improve the accuracy of user's reading.

In order to achieve the above object, an embodiment of the present invention provides the following technical solutions:

the utility model provides a take protector's manometer, includes the manometer main part, be connected with the instruction dial plate in the manometer main part, be equipped with the pointer in the instruction dial plate, it is equipped with glass panels to instruct dial plate upper cover, it is equipped with protector to instruct the cover on the dial plate, protector includes the protector main part, be equipped with first protective layer in the protector main part, second protective layer and third protective layer have connected gradually between first protective layer and the glass panels, the second protective layer is located on first protective layer is close to the one side of glass panels, the third protective layer is located between second protective layer and the glass panels, fixedly connected with connecting pipe in the manometer main part.

As a further improvement of the utility model, be equipped with electroplating pill powder in the first protective layer, adopt vacuum plating between first protective layer and the electroplating pill powder, easily improve the oleophobic hydrophobic function of first protective layer for first protective layer surface is difficult for gluing the drop of water.

As the utility model discloses a further improvement, the second protection in situ packing has evenly distributed's lithium oxide powder, meets the exothermic principle of water through utilizing lithium oxide, easily improves the surface temperature of first protection layer, reduces the temperature difference between air and the first protection layer for steam is difficult for liquefying.

As a further improvement, the glass panel is made of ultra-white glass, so that the light transmission effect of the glass panel is easily improved, and the convenient user can observe the glass panel.

As a further improvement, the protective device is internally provided with a cavity, camphor balls are placed in the cavity, so that the water absorption effect is easily improved, and the moisture in the protective device is reduced.

As a further improvement, the indicating dial plate is connected with an anticorrosive coating between the indicating dial plate and the cavity, so that the indicating dial plate is not easy to corrode, and the service life of the indicating dial plate is prolonged.

The utility model has the advantages that: the utility model provides a take protector's manometer, it provides a manometer glass panels protection device, can be so that be difficult for producing the drop of water on the manometer glass panels, and the normal reading of difficult influence user judges to improve the accuracy of user's reading.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a perspective view of a pressure gauge with a protector according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a protection device of a pressure gauge with a protection device according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram at a in fig. 2.

In the figure: 1. the pressure gauge comprises a pressure gauge main body, 101, an indication dial, 102, a glass panel, 103, a pointer, 2, a protection device, 201, a protection device main body, 202, a first protection layer, 203, a second protection layer, 204, a third protection layer, 205, a cavity, 206, camphor balls, 207, an anti-corrosion layer and 3 connecting pipes.

Detailed Description

In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below 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, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

In the various figures of the present invention, certain dimensions of structures or portions are exaggerated relative to other structures or portions for ease of illustration, and thus, are used only to illustrate the basic structure of the subject matter of the present invention.

Terms such as "left", "right", and the like, used herein to denote relative spatial positions, are used for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "to the right" of other elements or features would then be oriented "to the left" of the other elements or features. Thus, the exemplary term "right side" may encompass both left and right orientations. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1, in an embodiment of the present invention, a pressure gauge with a protection device includes a pressure gauge main body 1, a protection device 2 and a connection pipe 3, which are sleeved on the pressure gauge main body 1.

Referring to fig. 1-3, being connected with on the manometer main part 1 and instructing dial plate 101, easily the user carries out the reading, be equipped with pointer 103 in the instruction dial plate 101, convenient to use person observes, instruct the dial plate 101 upper cover to be equipped with glass panels 102, protection pointer 103, glass panels 102 is super white glass, easily improve glass panels 102's printing opacity effect, convenient to use person observes, fixedly connected with connecting pipe 3 on the manometer main part 1, be convenient for carry out pressure test.

Referring to fig. 2 to 3, the indicator dial 101 is sleeved with the protection device 2, so that beads are not likely to appear on the glass panel 102, the protection device 2 includes a protection device main body 201, the protection device main body 201 is made of rubber, the protection device main body 201 is fixed to the indicator dial 101 in a sleeved manner, a first protection layer 202 is disposed in the protection device main body 201, so that steam is not likely to be condensed by liquefaction, a second protection layer 203 and a third protection layer 204 are sequentially connected between the first protection layer 202 and the glass panel 102, the second protection layer 203 is disposed on one surface of the first protection layer 202 close to the glass panel 102, a temperature difference between the first protection layer 202 and air is likely to be reduced, so that steam is not likely to be condensed, the third protection layer 204 is disposed between the second protection layer 203 and the glass panel 102, heat insulation is likely to be performed, and the surface temperature of the glass panel.

Specifically, be equipped with electroplating pill powder in first protective layer 202, adopt vacuum plating between first protective layer 202 and the electroplating pill powder, easily improve the hydrophobic function of oleophobic of first protective layer 202, make first protective layer 202 surface be difficult for gluing the drop of water, second protective layer 203 intussuseption is filled with evenly distributed's lithium oxide powder, through utilizing the exothermic principle of lithium oxide water, easily improve first protective layer 202's surface temperature, reduce the temperature difference between air and the first protective layer 202, make steam be difficult for liquefying.

Referring to fig. 3, a cavity 205 is arranged in the protection device main body 201, camphor balls 206 are placed in the cavity 205, the water absorption effect is easily improved, moisture on the protection device 2 is reduced, and an anti-corrosion layer 207 is connected between the indication dial 101 and the cavity 205, so that the indication dial 101 is not easily corroded, and the service life of the indication dial 101 is prolonged.

The working principle is as follows: the user fixes the pressure gauge main body 1 and the protection device 2 in a sleeving manner of the protection device 2; when the air contains a large amount of hot vapor, the vapor contacts the first protective layer 202 before the vapor, and since the first protective layer 202 is filled with electroplating pill powder in a vacuum electroplating manner, the hydrophobic and oleophobic properties of the first protective layer 202 are better, when the vapor is liquefied on the surface of the first protective layer 202, water drops can rapidly flow down from the surface of the first protective layer 202 and are not easily adsorbed on the surface of the first protective layer 202; when hydrophobic oleophobic effect descends in first protective layer 202 surface, lithium oxide powder in the second protective layer 203 meets water and can release heat, on the one hand, the surface temperature of first protective layer 202 has been improved, reduce the temperature difference between first protective layer 202 and the air, make steam be difficult for liquefying when meetting first protective layer 202, on the other hand can reduce the drop of water and adhere to first protective layer 202 surface, third protective layer 204 can completely cut off the heat that second protective layer 203 emitted, make glass panels 102 difficult because the high temperature damages, camphor ball 206 in the cavity 205 can adsorb the moisture in the protector 2, make protector 2 difficult by the corruption, prolong protector 2's life, glass panels 102 adopts super white glass, the person of facilitating the use observes the reading, the accuracy of reading has been improved.

According to the technical scheme provided by the utility model, the utility model discloses following beneficial effect has:

the utility model provides a take protector's manometer, it provides a manometer glass panels protection device, can be so that be difficult for producing the drop of water on the manometer glass panels, and the normal reading of difficult influence user judges to improve the accuracy of user's reading.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The pressure gauge with the protection device comprises a pressure gauge main body (1) and is characterized in that an indication dial plate (101) is connected onto the pressure gauge main body (1), a pointer (103) is arranged in the indication dial plate (101), a glass panel (102) is covered on the indication dial plate (101), the protection device (2) is sleeved on the indication dial plate (101), the protection device (2) comprises a protection device main body (201), a first protection layer (202) is arranged in the protection device main body (201), a second protection layer (203) and a third protection layer (204) are sequentially connected between the first protection layer (202) and the glass panel (102), the second protection layer (203) is arranged on one surface, close to the glass panel (102), of the first protection layer (202), and the third protection layer (204) is arranged between the second protection layer (203) and the glass panel (102), the pressure gauge main body (1) is fixedly connected with a connecting pipe (3).

2. The pressure gauge with a protection device according to claim 1, wherein the first protection layer (202) is provided with plating pill powder, and vacuum plating is adopted between the first protection layer (202) and the plating pill powder.

3. The pressure gauge with the protection device according to claim 1, wherein the second protection layer (203) is filled with uniformly distributed lithium oxide powder.

4. The pressure gauge with a protection device according to claim 1, wherein the glass panel (102) is made of ultra-white glass.

5. The pressure gauge with a protection device according to claim 1, wherein a cavity (205) is arranged in the protection device main body (201), and camphor balls (206) are arranged in the cavity (205).

6. The pressure gauge with the protection device according to claim 1 or 5, wherein an anti-corrosion layer (207) is connected between the indication dial (101) and the cavity (205).