CN209699009U - Tank body vacuum plug more changing device - Google Patents
Tank body vacuum plug more changing device Download PDFInfo
- Publication number
- CN209699009U CN209699009U CN201920613551.3U CN201920613551U CN209699009U CN 209699009 U CN209699009 U CN 209699009U CN 201920613551 U CN201920613551 U CN 201920613551U CN 209699009 U CN209699009 U CN 209699009U
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- CN
- China
- Prior art keywords
- vacuum
- valve
- plug
- valve body
- ball valve
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000011229 interlayer Substances 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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- Valve Housings (AREA)
Abstract
Tank body vacuum plug more changing device.It is related to tank body manufacture field more particularly to tank body vacuum plug more changing device.It is simple to provide a kind of structure, plug is facilitated to dismount, avoids damage to the tank body vacuum plug more changing device of vacuum.The lateral wall of tank body is equipped with interlayer, and connection is equipped with auxiliary tube on the interlayer, and plug is equipped in the auxiliary tube, and the plug is equipped with sealing ring；It further include valve body one, valve body two, Vacuum ball valve one, Vacuum ball valve two and valve rod, the both ends of the valve body one are equipped with opening, and one end of the valve body one is detachably connected with auxiliary tube, the other end is fixedly connected with Vacuum ball valve one；The outside of the valve body two is equipped with interface, and the interface is connect with Vacuum ball valve two by clip two, and the Vacuum ball valve two connects vacuum pump.The utility model realizes under the premise of not destroying vacuum, facilitates observation sealing ring service condition, is convenient for changing.
Description
Technical field
The utility model relates to tank body manufacture field more particularly to tank body vacuum plug more changing devices.
Background technique
Tank body such as Dewar tank is the Stainless steel pressure vessels using super vacuum insulation, is for storage, transport and to use liquid
Oxygen, liquid nitrogen, liquid argon or carbon dioxide and design.It is manufactured by DOT4L standard, and for reliable, economic transport and storage are low
Warm liquid gas, and cryogenic liquid gas is stored and supplied on the spot in wide application range.
In process of production, by the vacuum of pumping shell and liner interlayer to achieve the purpose that adiabatic heat-insulation, when vacuumizing
It needs to be changed with Push-and-pull valve vacuum pump set and is taken out interbedded unobstructed or state of isolation, be equivalent to the switch of gas circuit.
During tank body vacuum blocks, blocked by the way that sealing ring is arranged on plug；However, since the sealing ring on plug is
Vulnerable part is not easy to observe behaviour in service, while being not easy to replace, and reduces functional reliability.
Utility model content
The utility model facilitates plug to dismount, avoids damage to vacuum in view of the above problems, to provide a kind of structure simple
Tank body vacuum plug more changing device.
The technical solution of the utility model are as follows: the lateral wall of tank body is equipped with interlayer, and connection is equipped with auxiliary on the interlayer
Pipe, the auxiliary tube is interior to be equipped with plug, and the plug is equipped with sealing ring；
It further include valve body one, valve body two, Vacuum ball valve one, Vacuum ball valve two and valve rod, the both ends of the valve body one are equipped with
Opening, one end of the valve body one is detachably connected with auxiliary tube, the other end is fixedly connected with Vacuum ball valve one；
The valve body two is equipped with opening towards one end of Vacuum ball valve one, and the Vacuum ball valve one passes through clip with valve body two
One is connected, and the valve rod is connected to one end on valve body two far from Vacuum ball valve one, and the valve handle activity is connected to valve body two, true
In empty ball valve one and valve body one；
The valve rod is detachably connected with plug；
The outside of the valve body two is equipped with interface, and the interface is connect with Vacuum ball valve two by clip two, the vacuum
Ball valve two connects vacuum pump.
It further include locking nut, the locking nut is equipped with inner shield ring, and one end of valve body one towards the auxiliary tube is equipped with
Outer retaining ring, the locking nut are set on valve body one, and the inner shield ring is in contact with outer retaining ring；
The auxiliary tube is equipped with external screw thread, and the locking nut is connected through a screw thread with auxiliary tube.
Sealing ring is equipped between the end face of the auxiliary tube and the end face of valve body one.
The plug is equipped with internal thread hole, and the end of the valve rod is equipped with external screw thread, and the plug and valve rod pass through spiral shell
Line connection.
The interlayer is equipped with vacuum meter.
The utility model at work, passes through the setting Vacuum ball valve one between valve body one and valve body two, wherein valve body one
It is fixedly connected with Vacuum ball valve one, valve body two and Vacuum ball valve one are connected by clip one；The interface and vacuum pump of valve body two it
Between be arranged Vacuum ball valve two；
When specific replacement, sequentially includes the following steps: interlayer and keep vacuum state, plug is located in auxiliary tube；Vacuum ball valve
One, it two opens, vacuum pump vacuumizes valve body one and valve body two；Vacuum ball valve two is closed；Plug is pulled to valve body by valve rod
In two；Vacuum ball valve one is closed；Clip one is opened, and valve body two and Vacuum ball valve one are separated；Plug or sealing ring are carried out more
It changes；Clip one is closed, and valve body two and Vacuum ball valve one are assembled；Vacuum ball valve two is opened, and vacuum pump vacuumizes valve body two；Very
Empty ball valve two is closed；Vacuum ball valve one is opened；Plug is pushed into auxiliary tube by valve rod；Complete sealing.
The utility model realizes under the premise of not destroying vacuum, facilitates observation sealing ring service condition, is convenient for changing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model,
Fig. 2 is the working state figure of the utility model；
1 is tank body in figure, and 2 be interlayer, and 3 be auxiliary tube, and 4 be plug, and 40 be internal thread hole, and 5 be sealing ring, and 6 be valve body
One, 7 be valve body two, and 8 be Vacuum ball valve one, and 9 be Vacuum ball valve two, and 10 be valve rod, and 11 be clip one, and 12 be interface, and 13 be card
Hoop two, 14 be locking nut, and 15 be inner shield ring, and 16 be outer retaining ring, and 17 be vacuum meter, and 18 be ring type seal；
Arrow represents the direction of action of valve rod in Fig. 2.
Specific embodiment
The utility model is as shown in Figs. 1-2, and the lateral wall of tank body 1 is equipped with interlayer 2, and connection is equipped with auxiliary on the interlayer
Pipe 3, the auxiliary tube is interior to be equipped with plug 4, and the plug is equipped with sealing ring 5；
It further include valve body 1, valve body 27, Vacuum ball valve 1, Vacuum ball valve 29 and valve rod 10, the two of the valve body one
End is equipped with opening, and one end of the valve body one is detachably connected with auxiliary tube, the other end is fixedly connected with Vacuum ball valve one；
The valve body two is equipped with opening towards one end of Vacuum ball valve one, and the Vacuum ball valve one passes through clip with valve body two
1 be connected, the valve rod be connected on valve body two far from Vacuum ball valve one one end, the valve handle activity be connected to valve body two,
In Vacuum ball valve one and valve body one；
The valve rod is detachably connected with plug；
The outside of the valve body two is equipped with interface 12, and the interface is connect with Vacuum ball valve two by clip 2 13, described
Vacuum ball valve two connects vacuum pump.
The utility model at work, passes through the setting Vacuum ball valve one between valve body one and valve body two, wherein valve body one
It is fixedly connected with Vacuum ball valve one, valve body two and Vacuum ball valve one are connected by clip one；The interface and vacuum pump of valve body two it
Between be arranged Vacuum ball valve two；
When specific replacement, sequentially includes the following steps: interlayer and keep vacuum state, plug is located in auxiliary tube；Vacuum ball valve
One, it two opens, vacuum pump vacuumizes valve body one and valve body two；Vacuum ball valve two is closed；Plug is pulled to valve body by valve rod
In two；Vacuum ball valve one is closed；Clip one is opened, and valve body two and Vacuum ball valve one are separated；Plug or sealing ring are carried out more
It changes；Clip one is closed, and valve body two and Vacuum ball valve one are assembled；Vacuum ball valve two is opened, and vacuum pump vacuumizes valve body two；Very
Empty ball valve two is closed；Vacuum ball valve one is opened；Plug is pushed into auxiliary tube by valve rod；Complete sealing.
It further include locking nut 14, the locking nut is equipped with inner shield ring 15, and the valve body one is towards one end of auxiliary tube
Equipped with outer retaining ring 16, the locking nut is set on valve body one, and the inner shield ring is in contact with outer retaining ring；
The auxiliary tube is equipped with external screw thread, and the locking nut is connected through a screw thread with auxiliary tube.
The outer retaining ring of inner shield ring and auxiliary tube that locking nut is arranged is in contact, and is connected by locking nut and auxiliary pipe screw thread
It connects, thus it is mobile to auxiliary tube with moving valve one, until the two contact, easy disassembly, operation are reliable.
Sealing ring (i.e. ring type seal 18) is equipped between the end face of the auxiliary tube and the end face of valve body one.
In this way, improving the leakproofness between auxiliary tube and valve body one, vacuumized convenient for subsequent, improves reliability.
The plug is equipped with internal thread hole, and the end of the valve rod is equipped with external screw thread, and the plug and valve rod pass through spiral shell
Line connection.
The two is connected through a screw thread, easy disassembly, and operation is reliable.
The interlayer is equipped with vacuum meter 17.By the way that vacuum meter is arranged, convenient for the vacuum degree in measurement interlayer.
A kind of working method of tank body vacuum plug more changing device, comprising the following steps:
S1: interlayer keeps vacuum state, and plug is located in auxiliary tube；Vacuum ball valve one, two is opened, and vacuum pump is by valve body one
It is vacuumized with valve body two；
S2: Vacuum ball valve two is closed；
S3: plug is pulled in valve body two by valve rod；
S4: Vacuum ball valve one is closed；
S5: clip one is opened, and valve body two and Vacuum ball valve one are separated；
S6: plug or sealing ring are replaced；
S7: clip one is closed, and valve body two and Vacuum ball valve one are assembled；
S8: Vacuum ball valve two is opened, and vacuum pump vacuumizes valve body two；
S9: Vacuum ball valve two is closed；
S10: Vacuum ball valve one is opened；
S11: plug is pushed into auxiliary tube by valve rod；
S12: it completes.
The utility model passes through the switch of control Vacuum ball valve one, and realization valve body one is connected to valve body two, is convenient for valve
Body one and valve body two are vacuumized；Meanwhile driving plug mobile convenient for valve rod；
By controlling the switch of Vacuum ball valve two, vacuuming action is carried out convenient for vacuum pump, facilitates operation.
For this case disclosure of that, need to illustrate there are also the following:
(1), this case the disclosed embodiments attached drawing relate only to structure involved by this case disclosed embodiment,
His structure, which can refer to, to be commonly designed；
(2), in the absence of conflict, the feature in this case the disclosed embodiments and embodiment can be combined with each other with
Obtain new embodiment；
More than, only specific embodiment disclosed in this case, but the protection scope of the disclosure is not limited thereto, this case
Disclosed protection scope should be subject to the protection scope in claims.
Claims (5)
1. tank body vacuum plug more changing device, the lateral wall of tank body is equipped with interlayer, and connection is equipped with auxiliary tube on the interlayer,
Plug is equipped in the auxiliary tube, the plug is equipped with sealing ring；
It is characterized in that, further include valve body one, valve body two, Vacuum ball valve one, Vacuum ball valve two and valve rod, the two of the valve body one
End is equipped with opening, and one end of the valve body one is detachably connected with auxiliary tube, the other end is fixedly connected with Vacuum ball valve one；
The valve body two is equipped with opening towards one end of Vacuum ball valve one, and the Vacuum ball valve one passes through one phase of clip with valve body two
Even, the valve rod is connected to one end on valve body two far from Vacuum ball valve one, and the valve handle activity is connected to valve body two, vacuum sphere
In valve one and valve body one；
The valve rod is detachably connected with plug；
The outside of the valve body two is equipped with interface, and the interface is connect with Vacuum ball valve two by clip two, the Vacuum ball valve
Two connection vacuum pumps.
2. tank body vacuum according to claim 1 plug more changing device, which is characterized in that it further include locking nut, institute
Locking nut is stated equipped with inner shield ring, the valve body one is equipped with outer retaining ring towards one end of auxiliary tube, and the locking nut is set in
On valve body one, the inner shield ring is in contact with outer retaining ring；
The auxiliary tube is equipped with external screw thread, and the locking nut is connected through a screw thread with auxiliary tube.
3. tank body vacuum according to claim 2 plug more changing device, which is characterized in that the end face of the auxiliary tube and
Sealing ring is equipped between the end face of valve body one.
4. tank body vacuum according to claim 1 to 3 plug more changing device, which is characterized in that on the plug
Equipped with internal thread hole, the end of the valve rod is equipped with external screw thread, and the plug and valve rod are connected through a screw thread.
5. tank body vacuum according to claim 1 plug more changing device, which is characterized in that the interlayer is equipped with vacuum
Table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920613551.3U CN209699009U (en) | 2019-04-29 | 2019-04-29 | Tank body vacuum plug more changing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920613551.3U CN209699009U (en) | 2019-04-29 | 2019-04-29 | Tank body vacuum plug more changing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209699009U true CN209699009U (en) | 2019-11-29 |
Family
ID=68650686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920613551.3U Expired - Fee Related CN209699009U (en) | 2019-04-29 | 2019-04-29 | Tank body vacuum plug more changing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209699009U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109986510A (en) * | 2019-04-29 | 2019-07-09 | 扬州巨人机械有限公司 | A kind of tank body vacuum plug more changing device and its working method |
-
2019
- 2019-04-29 CN CN201920613551.3U patent/CN209699009U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109986510A (en) * | 2019-04-29 | 2019-07-09 | 扬州巨人机械有限公司 | A kind of tank body vacuum plug more changing device and its working method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |