CN211178844U

CN211178844U - Oil-filled pressure gauge

Info

Publication number: CN211178844U
Application number: CN201922161618.7U
Authority: CN
Inventors: 孔令妹; 佘杰
Original assignee: Yangzhou Meizhijie Instrument Co ltd
Current assignee: Yangzhou Meizhijie Instrument Co ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-08-04
Anticipated expiration: 2029-12-05

Abstract

The utility model discloses an oil charge manometer, lid behind metal dial plate, dial plate connecting block, ya keli protection casing and the table, the outside of metal dial plate is provided with the chromium plating anticorrosive coating, and installs the printing opacity slide in the rear outside of metal dial plate, the inside of metal dial plate all is provided with L ED lamp, and the inboard of L ED lamp all is provided with the numerical value and shows the scale, the inboard of numerical value demonstration scale is provided with the demonstration arrow point, the dial plate connecting block is installed in the below of metal dial plate, and installs the connecting pipe in the below of dial plate connecting block, the below of connecting pipe is provided with the connector tube head, and the inboard of connector tube head is provided with the sealing washer, the rear outside at the printing opacity slide is installed to the ya keli protection casing.

Description

Oil-filled pressure gauge

Technical Field

The utility model relates to a relevant technical field of manometer specifically is an oil charge manometer.

Background

Pressure is associated with four basic physical quantities in metrology, namely temperature, flow, and level. In the industrial automatic production process, pressure is one of important process parameters, and particularly in the production processes of chemical engineering, oil refining and the like, various pressure and vacuum degrees are often measured, so that the accurate measurement and control of the pressure is an important link for ensuring the good operation of the production process so as to achieve high-quality, high-yield and safe production, and the pressure is one of important parameters in the industrial production process.

The surface of a traditional oil-filled pressure gauge is of a glass structure, the traditional oil-filled pressure gauge belongs to a fragile object, a protection structure is not arranged, the device is easy to damage, the maintenance cost of the device is increased, the service life is shortened, and therefore the oil-filled pressure gauge is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oil charge manometer to solve the problem that proposes in the above-mentioned background art.

In order to achieve the purpose, the utility model provides an oil charge manometer, including metal dial plate, dial plate connecting block, ya keli protection casing and table back lid, the outside of metal dial plate is provided with the chromium plating anticorrosive coating, and installs the printing opacity slide outside the rear of metal dial plate, the inside of metal dial plate all is provided with L ED lamp, and the inboard of L ED lamp all is provided with the numerical value display scale, the inboard of numerical value display scale is provided with the demonstration arrow head, the dial plate connecting block is installed in the below of metal dial plate, and the below of dial plate connecting block installs the connecting pipe, the below of connecting pipe is provided with the connector head, and the inboard of connector head is provided with the sealing washer, the yakeli protection casing is installed in the rear outside of printing opacity slide, and the top of yakeli protection casing is provided with first rotary rod, the below of yakeli protection casing is provided with fixed tongue, the table back lid is installed in the place ahead outside of metal dial plate, and the top.

Preferably, the chromium plating anticorrosive layer is tightly attached to the metal dial, and the outer diameter of the chromium plating anticorrosive layer is larger than that of the metal dial.

Preferably, the light-transmitting glass slide is connected with the metal dial plate through a clamping groove, and the light-transmitting glass slide is tightly attached to the metal dial plate.

Preferably, the outer wall of the upper end of the L ED lamp and the inner wall of the metal dial are both of open-cell design, and the L ED lamp is arranged symmetrically about the central axis of the metal dial.

Preferably, be connected for the draw-in groove between sealing washer and the connector head, and the external diameter of sealing washer is the same with the internal diameter of connector head.

Preferably, the upper end of ya keli protection casing constitutes swivelling joint through the outer wall of first rotary rod and the outer wall of metal dial plate, and is connected for the draw-in groove between ya keli protection casing and the metal dial plate.

Preferably, the upper end of the watch back cover is in rotary connection with the outer wall of the metal dial plate through the outer wall of the second rotary rod, and the outer diameter of the watch back cover is smaller than that of the metal dial plate.

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

1. the oil-filled pressure gauge is provided with the chromium-plated anticorrosive layer, so that the device can be subjected to waterproof treatment, the corrosion caused by oxidation inside the device is avoided, the service life of the device is prolonged, and the maintenance cost of the device is reduced;

2. this oil charge manometer through setting up the printing opacity slide, because be the draw-in groove connection between printing opacity slide and the metal dial plate, makes things convenient for the change and the clearance of the device printing opacity slide like this, reduces the cost of labor.

3. This oil charge manometer through setting up L ED lamp, uses in the space that the device is not enough in light, influences the numerical value that operating personnel observed and cover the device demonstration, can throw light on to the device inside like this, makes things convenient for operating personnel to use.

Drawings

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

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic view of the back view structure of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 1.

In the figure, a metal dial plate 1, a chromium plating anticorrosive layer 2, a light-transmitting glass slide 3, an L ED lamp 4, a numerical value display scale 5, a display arrow 6, a dial plate connecting block 7, a connecting pipe 8, a connecting pipe head 9, a sealing ring 10, an acrylic protective cover 11, a first rotating rod 12, a fixed convex groove 13, a watch back cover 14 and a second rotating rod 15.

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 technical scheme in the utility model, all other embodiments that ordinary skilled person in the art obtained under the prerequisite of not making the creative work all belong to the scope of the utility model protection.

Please refer to fig. 1 to 4, the utility model provides an oil-filled pressure gauge, including metal dial plate 1, dial plate connecting block 7, ya keli protection casing 11 and table back lid 14, the outside of metal dial plate 1 is provided with chromium plating anticorrosive coating 2, and the rear outside of metal dial plate 1 installs printing opacity slide 3, the inside of metal dial plate 1 all is provided with L ED lamp 4, and the inboard of L ED lamp 4 all is provided with numerical value display scale 5, the inboard of numerical value display scale 5 is provided with shows arrow 6, dial plate connecting block 7 is installed in the below of metal dial plate 1, and the below of dial plate connecting block 7 installs connecting pipe 8, the below of connecting pipe 8 is provided with connector tube head 9, and the inboard of connector tube head 9 is provided with sealing washer 10, ya keli protection casing 11 is installed in the rear outside of printing opacity slide 3, and the top of ya keli protection casing 11 is provided with first rotary rod 12, the below of ya keli protection casing 11 is provided with fixed tongue 13, table back lid 14 is installed in the outside of the place ahead of metal dial plate 1, and the top of.

Further, closely laminating between chromium plating anticorrosive coating 2 and the metal dial plate 1, and the external diameter of chromium plating anticorrosive coating 2 is greater than the external diameter of metal dial plate 1, through setting up chromium plating anticorrosive coating 2, can carry out water repellent to the device like this, avoids the inside oxidation of receiving of the device and leads to corroding, increases the device's life, reduces the maintenance cost of the device.

Further, be connected for the draw-in groove between printing opacity slide 3 and the metal dial plate 1, and closely laminate between printing opacity slide 3 and the metal dial plate 1, through setting up printing opacity slide 3, because be connected for the draw-in groove between printing opacity slide 3 and the metal dial plate 1, make things convenient for the device printing opacity slide 3's change and clearance like this, reduce the cost of labor.

Further, L ED lamp 4's upper end outer wall is the design of trompil formula with metal dial plate 1's inner wall, and L ED lamp 4 sets up about metal dial plate 1's axis symmetry, through setting up L ED lamp 4, uses in the space that light is not enough when the device, influences the numerical value that operating personnel observed and cover the device demonstration, can throw light on to the device inside like this, makes things convenient for operating personnel to use.

Further, be connected for the draw-in groove between sealing washer 10 and the connector 9, and the external diameter of sealing washer 10 is the same with the internal diameter of connector 9, through setting up sealing washer 10, can seal the processing to the device butt joint department like this, avoids inside gas leakage, leads to influencing the device's display result.

Further, the outer wall that the outer wall of first rotary rod 12 and metal dial plate 1 are passed through to inferior gram force protection casing 11's upper end constitutes swivelling joint, and be connected for the draw-in groove between inferior gram force protection casing 11 and the metal dial plate 1, through setting up inferior gram force protection casing 11, can rotate inferior gram force protection casing 11 to suitable position through first rotary rod 12 like this, because printing opacity slide 3 belongs to breakable article, can protect the device surface like this, reduce the maintenance cost of the device, improve the device's life.

Further, the upper end of the watch back cover 14 forms a rotary connection with the outer wall of the metal dial plate 1 through the outer wall of the second rotary rod 15, the outer diameter of the watch back cover 14 is smaller than the outer diameter of the metal dial plate 1, and the watch back cover 14 is arranged, so that the watch back cover 14 can be rotated to a proper position through the second rotary rod 15, the maintenance and the cleaning of the inside of the device are facilitated, and the maintenance cost is reduced.

The working principle is that firstly, a meter rear cover 14 is rotated to a proper position through a second rotating rod 15, the working state inside the device is checked, then the device is connected with a required butt joint device through a connector head 9, the butt joint of the device can be sealed by arranging a sealing ring 10, internal gas leakage is avoided, the display result of the device is influenced, then an acrylic protective cover 11 is rotated to a proper position through a first rotating rod 12, the surface of the device can be protected due to the fact that a light-transmitting glass sheet 3 belongs to fragile articles, the maintenance cost of the device is reduced, the service life of the device is prolonged due to the fact that a chromium-plated anticorrosive layer 2 is arranged, the device can be subjected to waterproof treatment due to the fact that the inside of the device is oxidized, the corrosion is avoided, the service life of the device is prolonged, the maintenance cost of the device is reduced, due to the fact that the light-transmitting glass sheet 3 is connected with a metal dial plate 1, replacement and cleaning of the light-transmitting glass sheet 3 are convenient, the labor cost is reduced, when the device is used in a space where an operating personnel is not enough, the device can observe the numerical value of the device, and the device, the light-charging pressure display device is convenient to display the normal pressure of the pressure gauge.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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

1. The utility model provides an oil charge manometer, lid (14) behind metal dial plate (1), dial plate connecting block (7), ya keli protection casing (11) and the table, its characterized in that, the outside of metal dial plate (1) is provided with chromium plating anticorrosive coating (2), and the rear outside of metal dial plate (1) installs printing opacity slide (3), the inside of metal dial plate (1) all is provided with L ED lamp (4), and the inboard of L ED lamp (4) all is provided with numerical value display scale (5), the inboard of numerical value display scale (5) is provided with shows arrow point (6), install in the below of metal dial plate (1) dial plate connecting block (7), and the below of dial plate connecting block (7) installs connecting pipe (8), the below of connecting pipe (8) is provided with connection tube head (9), and the inboard of connecting tube head (9) is provided with sealing washer (10), the rear outside at printing opacity slide (3) is installed to ya keli protection casing (11), and the top of ya keli protection casing (11) is provided with first rotary rod (12), the below of yakeli protection casing (11) is provided with fixed raised groove (13), install in the metal dial plate (14) the back lid (14) the place ahead of rotary rod, second table (14).

2. The oil-filled pressure gauge according to claim 1, wherein: the chromium plating anticorrosive layer (2) is tightly attached to the metal dial (1), and the outer diameter of the chromium plating anticorrosive layer (2) is larger than that of the metal dial (1).

3. The oil-filled pressure gauge according to claim 1, wherein: the light-transmitting glass sheet (3) is connected with the metal dial plate (1) through a clamping groove, and the light-transmitting glass sheet (3) is tightly attached to the metal dial plate (1).

4. The oil-filled pressure gauge according to claim 1, wherein the outer wall of the upper end of the L ED lamp (4) and the inner wall of the metal dial (1) are both open-cell design, and the L ED lamp (4) is symmetrically arranged about the central axis of the metal dial (1).

5. The oil-filled pressure gauge according to claim 1, wherein: the sealing ring (10) is connected with the connecting pipe head (9) through a clamping groove, and the outer diameter of the sealing ring (10) is the same as the inner diameter of the connecting pipe head (9).

6. The oil-filled pressure gauge according to claim 1, wherein: the upper end of ya keli protection casing (11) constitutes swivelling joint through the outer wall of first rotary rod (12) and the outer wall of metal dial plate (1), and is connected for the draw-in groove between ya keli protection casing (11) and the metal dial plate (1).

7. The oil-filled pressure gauge according to claim 1, wherein: the upper end of the watch rear cover (14) is in rotary connection with the outer wall of the metal dial (1) through the outer wall of the second rotary rod (15), and the outer diameter of the watch rear cover (14) is smaller than that of the metal dial (1).