CN218993080U - Nitrogen charging protection tool - Google Patents
Nitrogen charging protection tool Download PDFInfo
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- CN218993080U CN218993080U CN202223511030.8U CN202223511030U CN218993080U CN 218993080 U CN218993080 U CN 218993080U CN 202223511030 U CN202223511030 U CN 202223511030U CN 218993080 U CN218993080 U CN 218993080U
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Abstract
The utility model relates to a nitrogen charging protection tool, and belongs to the technical field of equipment protection; the three-way pipe comprises a pipe seat, a stop valve, a three-way pipe, a pressure gauge and an air inlet pipe, wherein the pipe seat is fixed with a sealing plate, one end of the stop valve is fixed with the pipe seat, the other end of the stop valve is fixed with one end of the lower part of the three-way pipe, the pressure gauge is fixed at one end of the upper part of the three-way pipe, one end of the middle part of the three-way pipe is fixed with the air inlet pipe, and the upper part and the lower part of the three-way pipe are detachably connected; when the sealing device is used, the tube seat is fixed with the sealing plate, the pressure gauge is placed at a high point of the device, so that the nitrogen pressure inside the device can be conveniently observed at any time, the stop valve is closed after the device is filled with nitrogen, then the pressure gauge and the three-way tube are removed, the sealing device is fast to install and convenient to adjust, the efficiency is improved, and the removed parts can be reused; the connection mode of detachable connection can realize the nitrogen charging requirements of equipment with different pressures and different specifications and sizes by changing the sizes of different components.
Description
Technical Field
The utility model relates to a nitrogen charging protection tool, and belongs to the technical field of equipment protection.
Background
In the transportation or maintenance process of the equipment, oxygen and moisture in the air are easy to react with metal on the inner wall of the equipment, so that the equipment is corroded, and the use of the equipment is affected. Nitrogen is used as an inert gas, the chemical property is inactive, the cost for preparing nitrogen is low, and nitrogen is used for replacing air in equipment to play a role in rust prevention and corrosion prevention on the equipment, so that various nitrogen charging tools are produced.
For example, chinese patent CN201911305593.1 discloses a detachable PE gas pipe nitrogen injection tool and a gas pipe operation method, comprising a collar for being fastened on a PE gas pipe, a drilling mechanism and a nitrogen injection pipe, wherein the drilling mechanism is arranged on the collar, the drilling mechanism comprises a connecting pipe, a pipe sleeve, a slide bar, a knob and a drilling knife, the connecting pipe is arranged on the collar and is vertical to the collar, the connecting pipe penetrates downwards into the collar, and an internal thread is formed on the upper half side of the inside of the connecting pipe; according to the utility model, the collar is sleeved on the point to be detected of the PE gas pipe firstly by arranging the collar and the drilling mechanism, then the drilling mechanism is used for drilling holes on the PE gas pipe, and the nitrogen injection pipe is matched with the connecting pipe in the drilling mechanism to connect the drilling mechanism, so that nitrogen injection can be carried out through the nitrogen injection pipe after the drilling mechanism drills holes. The drilling mechanism further comprises a sealing rubber ring which is sleeved on the pipe sleeve and is positioned above the external threads to seal a gap between the pipe sleeve and the connecting pipe. By adopting the structure, the gap between the pipe sleeve and the connecting pipe is plugged by arranging the sealing rubber ring, so that gas is prevented from flowing out of the gap between the pipe sleeve and the connecting pipe after drilling or nitrogen flows out of the gap between the pipe sleeve and the connecting pipe.
However, the nitrogen injection pipe is directly connected with the connecting pipe in the drilling mechanism, so that the drilling mechanism can inject nitrogen through the nitrogen injection pipe after drilling, the nitrogen injection pipe is also required to be sealed, the whole process is complex and can not be adjusted, and the parts can not be reused.
Disclosure of Invention
The utility model aims to solve the technical problems that: overcomes the defects of the prior art, provides a nitrogen charging protection tool which is fast to install, convenient to adjust, improves the efficiency and can be used repeatedly.
The utility model relates to a nitrogen charging protection tool, which comprises a tube seat, a stop valve, a three-way pipe, a pressure gauge and an air inlet pipe, wherein the tube seat is fixed with a sealing plate, one end of the stop valve is fixed with the tube seat, the other end of the stop valve is fixed with one end of the lower part of the three-way pipe, the pressure gauge is fixed at one end of the upper part of the three-way pipe, one end of the middle part of the three-way pipe is fixed with the air inlet pipe, and the upper part and the lower part of the three-way pipe are detachably connected.
When the sealing device is used, the tube seat is fixed with the sealing plate, the pressure gauge is placed at a high point of the device, so that the nitrogen pressure inside the device can be conveniently observed at any time, the stop valve is closed after the nitrogen filling of the device is completed, then the pressure gauge and the three-way tube are removed, the sealing device is quickly installed, the adjustment is convenient, the efficiency is improved, and the removed parts can be reused. The connection mode of detachable connection can realize the nitrogen charging requirements of equipment with different pressures and different specifications and sizes by changing the sizes of different components.
Preferably, the air inlet pipe is communicated with a rubber pipe filled with nitrogen.
The rubber pipe filled with nitrogen enters the sealing plate of the equipment through the air inlet pipe, the three-way pipe, the stop valve and the pipe seat, and then the nitrogen is filled.
Preferably, the air inlet pipe is provided with a thread wire, the thread wire is gradually enlarged from inside to outside, and the inner side of the thread wire is penetrated with a nut which is suitable for the thread wire.
The air inlet pipe is provided with the threaded wire and the nut which is matched with the threaded wire, so that the air inlet pipe is connected with the nitrogen-filled rubber pipe, the sealing is firm, and the operation is convenient.
Preferably, one end of the middle part of the three-way pipe is fixed with the air inlet pipe in a welding mode.
The sealing is firm, and the operation is convenient.
Preferably, the tube seat and the sealing plate are fixed by welding.
The sealing is firm, and the operation is convenient.
Preferably, the pressure gauge is fixed at one end of the upper part of the three-way pipe in a threaded connection mode.
The screw thread can be dismantled and connected, is convenient for seal firmly, is convenient for dismouting.
Preferably, the other end of the stop valve is fixed with one end of the lower part of the three-way pipe in a threaded connection mode.
The screw thread can be dismantled and connected, is convenient for seal firmly, is convenient for dismouting.
Compared with the prior art, the utility model has the following beneficial effects:
1. the utility model solves the problem that the equipment is easy to rust in the transportation and maintenance processes, and can realize the purposes of simple operation and quick installation in the actual use process;
2. the utility model can realize the nitrogen charging requirements of equipment with different specifications and sizes and different pressures by changing the sizes of different components.
3. Parts of the utility model can be reused, thus saving cost.
4. The utility model has the advantages of simple manufacture, quick installation and easy operation.
Drawings
FIG. 1 is a schematic structural view of a nitrogen-filled protection tool according to the present utility model;
FIG. 2 is a schematic view of a tube holder according to the present utility model;
FIG. 3 is a schematic view of a three-way pipe according to the present utility model;
fig. 4 is a schematic structural view of an air intake pipe according to the present utility model.
In the figure: 1. a pipe base is drawn; 2. a stop valve; 3. a three-way pipe; 4. a pressure gauge; 5. an air inlet pipe; 6. sealing plate; 7. a rubber tube; 8. a thread wire; 9. a nut; 10. and a hand wheel.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
as shown in fig. 1, the nitrogen charging protection tool comprises a tube seat 1, a stop valve 2, a three-way pipe 3, a pressure gauge 4 and an air inlet pipe 5, wherein the tube seat 1 is fixed with a sealing plate 6, one end of the stop valve 2 is fixed with the tube seat 1, the other end is fixed with one end of the lower part of the three-way pipe 3, the pressure gauge 4 is fixed at one end of the upper part of the three-way pipe 3, one end of the middle part of the three-way pipe 3 is fixed with the air inlet pipe 5, and the upper part and the lower part of the three-way pipe 3 are detachably connected.
During the use, fixed with tube socket 1 and sealing plate 6, manometer 4 places in the high point of equipment, is convenient for observe the inside nitrogen pressure of equipment at any time, closes stop valve 2 after the equipment fills nitrogen and accomplishes, then demolishs manometer 4, three-way pipe 3, quick installation, be convenient for adjust, improvement efficiency, the part after demolishing still can reuse. The connection mode of detachable connection can realize the nitrogen charging requirements of equipment with different pressures and different specifications and sizes by changing the sizes of different components.
Example 1
As shown in fig. 1-3, the utility model discloses a nitrogen charging protection tool, which comprises a tube seat 1, a stop valve 2, a three-way pipe 3, a pressure gauge 4 and an air inlet pipe 5, wherein the tube seat 1 and a sealing plate 6 are firmly fixed in a welding mode, one end of the stop valve 2 is fixed with the tube seat 1, the other end of the stop valve is fixed with one end of the lower part of the three-way pipe 3, the pressure gauge 4 is fixed at one end of the upper part of the three-way pipe 3, one end of the middle part of the three-way pipe 3 is firmly fixed with the air inlet pipe 5 in a welding mode, the pressure gauge 4 is fixed at one end of the upper part of the three-way pipe 3 in a threaded connection mode, and the other end of the stop valve 2 is fixed with one end of the lower part of the three-way pipe 3 in a threaded connection mode.
During the use, fixed with tube socket 1 and sealing plate 6, manometer 4 places in the high point of equipment, is convenient for observe the inside nitrogen pressure of equipment at any time, closes stop valve 2 after the equipment fills nitrogen and accomplishes, then demolishs manometer 4, three-way pipe 3, quick installation, be convenient for adjust, improvement efficiency, the part after demolishing still can reuse. The detachable connection mode of the threaded connection can realize the nitrogen filling requirements of equipment with different pressures and different specifications and sizes by changing the sizes of different components of the threaded connection.
In actual use, the air inlet pipe 5 is communicated with a rubber pipe 7 filled with nitrogen. And a sealing plate 6 of the selecting device is provided with corresponding openings according to the size of the tube seat 1, and the tube seat 1 and the sealing plate 6 are firmly fixed in a welding mode.
The rubber pipe 7 filled with nitrogen enters the sealing plate 6 of the equipment through the air inlet pipe 5, the three-way pipe 3, the stop valve 2 and the pipe seat 1, and then the nitrogen is filled.
The sealing plate 6 of the equipment is perforated on site, and the nitrogen filling requirements of the equipment with different pressures and different specifications and sizes can be realized by changing the size of the pipe seat 1.
The nitrogen charging protection tool disclosed by the utility model has the following working processes:
after a sealing plate 6 of the selecting device is provided with a corresponding opening according to the size of the tube seat 1, the tube seat 1 and the sealing plate 6 of the nitrogen charging protection tool are firmly fixed in a welding mode. During the use, fixed with tube socket 1 and sealing plate 6, manometer 4 places in the high point of equipment, is convenient for observe the inside nitrogen pressure of equipment at any time, closes stop valve 2 after the equipment fills nitrogen and accomplishes, then demolishs manometer 4, three-way pipe 3, quick installation, be convenient for adjust, improvement efficiency, the part after demolishing still can reuse.
Example 2
Unlike example 1, the following is:
as shown in fig. 4, the utility model discloses an air inlet pipe 5 of a nitrogen charging protection tool, a thread wire 8 is arranged on the air inlet pipe 5, the thread wire 8 gradually becomes larger from inside to outside, and a nut 9 which is suitable for the thread wire 8 is penetrated through the inner side of the thread wire 8.
The air inlet pipe 5 is provided with a thread wire 8 and a nut 9 which is matched with the thread wire 8, so that the air inlet pipe 5 is connected with the nitrogen-filled rubber pipe 7, and the air inlet pipe is firm in sealing and convenient to operate.
In this case, the thread 8 provided on the air intake pipe 5 protrudes slightly beyond the air intake pipe 5, and the nut 9 is adapted to the inner diameter of the air intake pipe 5 and the inner diameter of the thread 8. Before installation, a nut 9 is threaded through the air inlet pipe 5 inside the thread 8. During installation, the rubber tube 7 is sleeved on the inner side of the thread wire 8 and is abutted against the nut 9, and then the nut 9 is installed in an outward rotating mode, so that the nut 9 is in contact with the thread wire 8 more and more tightly, and after the nut 9 and the thread wire 8 are completely installed together, the rubber tube 7 and the air inlet tube 5 are completely sealed.
The nitrogen charging protection tool disclosed by the utility model has the following working processes:
after a sealing plate 6 of the selecting device is provided with a corresponding opening according to the size of the tube seat 1, the tube seat 1 and the sealing plate 6 of the nitrogen charging protection tool are firmly fixed in a welding mode. During the use, tube socket 1 adopts the fixed firm of welding mode with sealing plate 6 trompil department, and stop valve 2 one end is together fixed with tube socket 1, and the other end is together fixed with three-way pipe 3 lower part one end, and manometer 4 is fixed in three-way pipe 3 upper portion one end, and three-way pipe 3 middle part one end adopts the fixed firm of welding mode with intake pipe 5, manometer 4 passes through threaded connection mode to be fixed in three-way pipe 3 upper portion one end, with 7 cover of rubber tube to thread 8 inboard and nut 9 contact, then outwards rotate installation nut 9, make nut 9 and thread 8 contact more and more inseparable, and nut 9 and thread 8 are installed together after completion rubber tube 7 and intake pipe 5's complete seal. After the nitrogen filling of the equipment is completed, the stop valve 2 is closed, then the pressure gauge 4 and the three-way pipe 3 are removed, the equipment is quickly installed, the adjustment is convenient, the efficiency is improved, and the removed parts can be reused.
Example 3
Unlike example 1 and example 2, the following are:
as shown in fig. 1, the hand wheel 10 is detachably connected with the stop valve 2.
The nitrogen charging protection tool disclosed by the utility model has the following working processes:
after a sealing plate 6 of the selecting device is provided with a corresponding opening according to the size of the tube seat 1, the tube seat 1 and the sealing plate 6 of the nitrogen charging protection tool are firmly fixed in a welding mode. And a stop valve 2, a three-way pipe 3, a pressure gauge 4, an air inlet pipe 5 and a rubber pipe 7 are continuously arranged. After the nitrogen filling of the equipment is completed, the stop valve 2 is closed, then the pressure gauge 4, the three-way pipe 3 and the hand wheel 10 of the stop valve 2 are removed, and the removed parts can be reused.
Claims (7)
1. The utility model provides a nitrogen charging protection frock, a serial communication port, including tube socket (1), stop valve (2), three-way pipe (3), manometer (4) and intake pipe (5), tube socket (1) are fixed with sealing plate (6), stop valve (2) one end is fixed with tube socket (1), and the other end is fixed with three-way pipe (3) lower part one end, and manometer (4) are fixed in three-way pipe (3) upper portion one end, and three-way pipe (3) middle part one end is fixed with intake pipe (5), and three-way pipe (3) upper portion and lower part all adopt and can dismantle the connection.
2. The nitrogen charging protection tool according to claim 1, wherein the air inlet pipe (5) is communicated with a nitrogen charging rubber pipe (7).
3. The nitrogen charging protection tool according to claim 2, wherein the air inlet pipe (5) is provided with a thread (8), the thread (8) is gradually enlarged from inside to outside, and a nut (9) adapting to the thread (8) is penetrated through the inner side of the thread (8).
4. The nitrogen charging protection tool according to any one of claims 1-3, wherein one end of the middle part of the three-way pipe (3) is fixed with the air inlet pipe (5) in a welding manner.
5. A nitrogen-filled protection fixture according to any one of claims 1-3, wherein the tube holder (1) and the sealing plate (6) are fixed by welding.
6. The nitrogen charging protection tool according to any one of claims 1-3, wherein the pressure gauge (4) is fixed at one end of the upper part of the tee pipe (3) in a threaded connection manner.
7. The nitrogen charging protection tool according to any one of claims 1-3, wherein the other end of the stop valve (2) is fixed with one end of the lower part of the tee pipe (3) in a threaded connection manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223511030.8U CN218993080U (en) | 2022-12-28 | 2022-12-28 | Nitrogen charging protection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223511030.8U CN218993080U (en) | 2022-12-28 | 2022-12-28 | Nitrogen charging protection tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218993080U true CN218993080U (en) | 2023-05-09 |
Family
ID=86214531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223511030.8U Active CN218993080U (en) | 2022-12-28 | 2022-12-28 | Nitrogen charging protection tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218993080U (en) |
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2022
- 2022-12-28 CN CN202223511030.8U patent/CN218993080U/en active Active
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