CN217397347U - Multi-chamber vacuum cabinet - Google Patents
Multi-chamber vacuum cabinet Download PDFInfo
- Publication number
- CN217397347U CN217397347U CN202221008320.8U CN202221008320U CN217397347U CN 217397347 U CN217397347 U CN 217397347U CN 202221008320 U CN202221008320 U CN 202221008320U CN 217397347 U CN217397347 U CN 217397347U
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- CN
- China
- Prior art keywords
- vacuum
- chamber
- cabinet
- bin
- pump
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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
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- 238000007789 sealing Methods 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims 1
- 239000010935 stainless steel Substances 0.000 claims 1
- 239000005341 toughened glass Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 7
- 238000005086 pumping Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 108010066057 cabin-1 Proteins 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The utility model discloses a many storehouses vacuum cabinet, vacuum cabinet comprises the cabinet body, a plurality of mutually independent vacuum storehouse, vacuum system, control system and display system. The vacuum system comprises two vacuum tanks, two vacuum pumps, a vacuum measuring instrument, a vacuum pipeline and a vacuum valve; the control system comprises two vacuum pump control systems; the display system comprises an embedded integrated touch screen, a vacuum degree digital display screen and a vacuum instrument display. One of the vacuum pumps is an automatic vacuum pump which can be automatically opened and closed according to the vacuum degree in the vacuum tank, so that the vacuum degrees of all vacuum bins in the vacuum cabinet are constant; the opening or closing of each vacuum bin is independently carried out, and the vacuum degree of other vacuum bins cannot be influenced when the bin door of the vacuum bin is opened or closed; the opening or closing of each vacuum bin is controlled by an independent vacuum valve.
Description
Technical Field
The utility model relates to a vacuum apparatus field especially relates to a vacuum storage device.
Background
The vacuum storage device is an important device for preserving samples, which is widely used in the production and research fields of materials, physics, chemical industry, biology, medical treatment and the like. The sample is stored under vacuum, so that the speed of the research object influenced by factors such as atmospheric oxidation and humidity can be reduced, and the service life of the sample can be prolonged. The vacuum storage method widely used at present mainly comprises two methods, one method is to store a sample in a vacuum tank or a vacuum box body, then use an external vacuum pump to vacuumize the sample, and close a vacuum valve and a vacuum pump after the vacuum degree meets the requirement; the second way is to store the sample in a vacuum tank or a vacuum box and then externally connect a vacuum pump to vacuumize the sample for a long time. The main problem of the first storage method is that after the vacuum tank or the vacuum box is placed for a long time, air leakage exists, and if the air leakage cannot be found in time and vacuumized again, the sample can be oxidized and polluted. The second storage method has a problem in that the long-term operation of the vacuum pump greatly increases the energy consumption. The utility model discloses a vacuum storage cabinet in chinese utility model patent CN205633647U, this vacuum cabinet has included a plurality of storing rooms, microcontroller, vacuum pump, vacuum pipeline, discharge valve, bleed valve and vacuum measuring device. The storage chamber is also provided with a vacuum chamber door sensor used for generating a vacuum chamber door switching signal and outputting the vacuum chamber door switching signal to the microcontroller, and the microcontroller controls the vacuum pump to perform vacuum exhaust on the storage chamber according to the switching signal. Although the vacuum storage cabinet can also realize independent vacuum pumping of each vacuum chamber, the microcontroller used for acquiring signals of the opening and closing of each vacuum chamber door undoubtedly increases the complexity and the cost of equipment manufacture and also increases the complexity of equipment operation. The utility model discloses a vacuum storage cabinet in chinese utility model patent CN201406121Y, including the cabinet body, one or more than one each other keep apart apotheca and corresponding cabinet door, vacuum pump, with vacuum pump connection's drive arrangement. Although each storage chamber of the storage cabinet is also independent, the driving device described in patent CN201406121Y is a manual transmission, which is very inconvenient in operation; in addition, the reservoirs described in this patent also do not achieve a constant, stable vacuum level for each reservoir.
Disclosure of Invention
Technical problem to be solved
The utility model aims at solving the availability factor that exists not enough, improve the vacuum pump among the existing equipment, realize that a plurality of vacuum storehouse homoenergetic keep the vacuum of permanent time, stability, and then the multi-chamber vacuum cabinet of a storage sample that proposes.
(II) technical scheme
The utility model adopts the following technical scheme that the vacuum cabinet with multiple chambers comprises a cabinet body, vacuum chambers, a sealing ring, movable plates in the chambers, two vacuum pumps, two vacuum tanks, a vacuum pump control system, a control and display system of a vacuum valve of each vacuum chamber, an embedded integrated touch screen, a vacuum instrument, a control box, a vacuum valve and a vacuum pipeline. The vacuum pump is connected with the vacuum tank and is installed at the bottom of the cabinet body, and the vacuum measuring instrument is installed on the vacuum tank body; the opening or closing of each vacuum bin door has no influence on the vacuum degree of other vacuum bins; each vacuum bin is provided with a door with a hinge, and each door is provided with a vacuum plate and a vacuum sealing ring; the indication of the vacuum in the vacuum tank may be displayed on a display screen or on a vacuum gauge.
Further, one of the two vacuum pumps is used for pre-pumping air in the chamber to be evacuated.
Furthermore, the other vacuum pump of the two vacuum pumps is used as a vacuum pump capable of being automatically started and stopped, and the vacuum degree in each vacuum chamber can be ensured to be stable.
Furthermore, vacuum valves are arranged between the vacuum tanks and the vacuum bins.
Furthermore, a digital display is mounted on the vacuum cabinet body to display the vacuum degree or the vacuum instrument.
Furthermore, a door handle capable of being clamped and loosened is mounted on a door of each vacuum chamber.
Furthermore, an observation window is installed on a door of the vacuum chamber.
Optionally, the number of the vacuum bins may be two, or may be more than two.
Optionally, the vacuum bin gate is provided with a label box for recording.
(III) advantageous effects
The utility model provides a multi-chamber vacuum cabinet, when the vacuum cabinet is used, the chamber door of one or more vacuum chambers is opened, and the vacuum degree of other vacuum chambers is not influenced; when a certain vacuum chamber is pumped, the vacuum degree of other vacuum chambers can not be influenced. Meanwhile, the starting or stopping of the vacuum pump is determined by the vacuum value in the vacuum tank, so that the vacuum values of all the vacuum bins are automatically maintained. The operation is convenient, the energy is saved and the utilization rate of the vacuum pump is high in the using process.
Drawings
FIG. 1 is a schematic view of the structure of the present invention
FIG. 2 is the schematic diagram of the structure cabinet door opening
FIG. 3 is a simplified diagram of the connection between the vacuum chamber 1 and the vacuum pump 17, the vacuum pump 19, the vacuum tank 18, and the vacuum tank 20 in the vacuum chambers 1-12 of the present invention
In the figure: 1-12 parts of vacuum bin, 13 parts of cabinet body, 14 parts of sealing ring, 15 parts of door hinge, 16 parts of bin internal moving plate, 17 parts of vacuum pump A,18 parts of vacuum tank A,19 parts of vacuum pump B, 20 parts of vacuum tank B, 21 parts of embedded integrated touch screen, 22 parts of control box, 23 parts of vacuum digital display screen or instrument display, 24 parts of observation window, 25 parts of door handle, 26 parts of vacuum pipeline, 27-29 parts of vacuum valve (type is not indicated), 30 parts of vacuum gauge, 31 parts of vacuum gauge and vacuum gauge. Wherein the vacuum pump A is an automatic vacuum pump, and the starting and the closing of the pump are carried out according to the vacuum degree condition in the vacuum tank A; the vacuum pump B is a common vacuum pump and is connected with the vacuum tank B.
Detailed Description
The technical solution in the embodiments of the present invention will be explained in detail with reference to the accompanying drawings in the examples of the present invention. Fig. 1, 2 and 3 show that, a multi-chamber vacuum cabinet is involved, which includes a vacuum chamber, a cabinet body, a sealing ring, a door hinge, a movable plate in the chamber, a vacuum pump a, a vacuum tank a, a vacuum pump B, a vacuum tank B, an embedded integrated touch screen, a control box, a vacuum digital display screen or instrument display of the vacuum tank a, an observation window, a door handle, a vacuum valve (type not indicated), a vacuum pipeline, and a vacuum gauge, wherein the vacuum pump a is an automatic vacuum pump, and the pump is started and closed according to the vacuum degree in the vacuum tank a; the vacuum pump B is a common vacuum pump.
Example 1: as shown in fig. 2 and 3, the vacuum chambers 1-12 are communicated with the vacuum tank a 18 through vacuum lines, and the vacuum chambers 1-12 are communicated with the vacuum tank B20 through vacuum lines. Vacuum valves 28 are arranged between the vacuum bins 1-12 and the A vacuum tank 18, vacuum valves 29 are arranged between the vacuum bins 1-12 and the B vacuum tank 20, and vacuum valves 27 are arranged on the vacuum bins 1-12. The control system of the A vacuum pump 17 and the B vacuum pump 19 is arranged on a control box 22, and the vacuum values in the A vacuum tank 18 and the B vacuum tank 20 are displayed on the control box 22. The use of the vacuum chamber 1 will be described below by taking the vacuum cabinet shown in fig. 1, 2 and 3 as an example, and the connection mode and use method of the other 11 vacuum chambers 2-12 are completely the same as those of the vacuum chamber 1.
The vacuum pumping operation scheme in the vacuum bin 1 is as follows: the door of the vacuum chamber 1 is closed by the door handle 25, and the vacuum valve 27 and the vacuum valve 28 are closed. Then, the B vacuum pump 19 is started, and the vacuum chamber 1 is evacuated by opening the vacuum valve 29. After the vacuum pumping of the vacuum chamber 1 is completed, the vacuum valve 29 is closed, and the B vacuum pump 19 is closed. Then, the lower limit value and the upper limit value of the degree of vacuum at which the vacuum pump a is started and stopped are set by the control system of the vacuum pump a 17. The a vacuum pump 17 and the vacuum valve 28 are then opened in sequence. The vacuum pump 17A is automatically closed or started according to the fluctuation condition of the vacuum degree in the vacuum tank 18A, and the lasting stability of the vacuum degree in the vacuum chamber 1 is kept.
Air intake operation scheme in the vacuum cabin 1: the vacuum valve 28 is first closed, the vacuum valve 27 is opened to allow the vacuum chamber to be charged, and the door of the vacuum chamber 1 is opened when the vacuum of the chamber is the same as the atmospheric pressure.
By adopting the technical scheme of the embodiment, the multi-chamber vacuum cabinet can realize automatic maintenance of the vacuum degree of all vacuum chambers in the vacuum cabinet. When air is fed into any vacuum bin, the vacuum degrees of other vacuum bins are not influenced; when any one vacuum chamber is pumped, the vacuum of other vacuum chambers is not influenced.
The above description is only one embodiment of the present invention, and is not intended to limit the present invention, and any modifications, improvements, equivalents and the like made within the spirit and principles of the present invention should be included in the scope of the present invention, which is defined by the appended claims and their equivalents.
Claims (9)
1. A multi-chamber vacuum cabinet comprises a cabinet body, a control box, vacuum chambers, a sealing ring, a movable plate in the chambers, two vacuum pumps, two vacuum tanks, a vacuum pump control system, a vacuum valve, an embedded integrated touch screen, a vacuum degree digital display screen, a vacuum instrument and a vacuum pipeline, wherein the vacuum chambers in the vacuum cabinet are mutually independent, and the air intake and the opening of any vacuum chamber cannot influence the vacuum degrees of other vacuum chambers; meanwhile, the exhaust of any vacuum bin can not influence the vacuum degree of other vacuum bins, one of the two vacuum pumps is an automatic vacuum pump which can be automatically started or closed according to the fluctuation range of the vacuum value in the vacuum tank, so that the vacuum value of each vacuum bin is kept stable for a long time, and the other vacuum pump of the two vacuum pumps has the function of starting the pump to pre-pump the air in the vacuum bin when the vacuum bin is opened and closed.
2. The multi-chamber vacuum cabinet of claim 1, wherein there are two designs for air intake and exhaust of each vacuum chamber in the vacuum cabinet; one is designed to manually operate the opening and closing of each vacuum valve; the other type is designed into a combination of an electromagnetic valve and an embedded integrated touch screen, and the touch screen controls the opening and closing of each vacuum bin valve.
3. The multi-chamber vacuum cabinet of claim 1, wherein each vacuum chamber is removable and the vacuum chamber liner is made of stainless steel.
4. The multi-chamber vacuum cabinet as claimed in claim 1, wherein the vacuum chamber and the vacuum tank are communicated by a vacuum pipeline, and a vacuum valve is installed on the vacuum pipeline.
5. The multi-chamber vacuum cabinet according to claim 1, wherein the indication of the vacuum value in the vacuum tank is a vacuum gauge.
6. The multi-chamber vacuum cabinet according to claim 1, characterized in that: the number of vacuum bins is more than two.
7. The multi-chamber vacuum cabinet according to claim 1, characterized in that: and a sealing ring is arranged on the outer edge of each vacuum bin liner.
8. The multi-chamber vacuum cabinet according to claim 1, characterized in that: the outside in every vacuum chamber all is equipped with the guard gate through hinge connection, installs on the door and realizes sealed toughened glass and door handle with the cabinet body.
9. The multi-chamber vacuum cabinet according to claim 1, characterized in that: the movable plate in each vacuum chamber is detachable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221008320.8U CN217397347U (en) | 2022-04-28 | 2022-04-28 | Multi-chamber vacuum cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221008320.8U CN217397347U (en) | 2022-04-28 | 2022-04-28 | Multi-chamber vacuum cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217397347U true CN217397347U (en) | 2022-09-09 |
Family
ID=83142141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221008320.8U Expired - Fee Related CN217397347U (en) | 2022-04-28 | 2022-04-28 | Multi-chamber vacuum cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217397347U (en) |
-
2022
- 2022-04-28 CN CN202221008320.8U patent/CN217397347U/en not_active Expired - Fee Related
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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: 20220909 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |