CN214915035U - Magnetic gas flow pump - Google Patents
Magnetic gas flow pump Download PDFInfo
- Publication number
- CN214915035U CN214915035U CN202121051562.0U CN202121051562U CN214915035U CN 214915035 U CN214915035 U CN 214915035U CN 202121051562 U CN202121051562 U CN 202121051562U CN 214915035 U CN214915035 U CN 214915035U
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- China
- Prior art keywords
- shell
- magnetic cylinder
- cavity shell
- cylinder
- gas flow
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- Expired - Fee Related
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- 238000003756 stirring Methods 0.000 claims abstract description 38
- 230000008878 coupling Effects 0.000 claims abstract description 7
- 238000010168 coupling process Methods 0.000 claims abstract description 7
- 238000005859 coupling reaction Methods 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims abstract description 3
- 230000007704 transition Effects 0.000 claims description 10
- 238000007789 sealing Methods 0.000 abstract description 5
- 230000009351 contact transmission Effects 0.000 abstract description 4
- 230000007246 mechanism Effects 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 30
- 238000000034 method Methods 0.000 description 8
- 239000011521 glass Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a magnetic gas flow pump, a driving device is arranged outside one end of an outer shell, and the output end of the driving device extends into the outer shell and is in transmission connection with an outer magnetic cylinder positioned in the outer shell; the inner shell comprises an inner magnetic cylinder cavity shell and an air stirring cavity shell, and the inner magnetic cylinder cavity shell and the air stirring cavity shell are separated by an end cover; the inner magnetic cylinder cavity shell extends into the outer magnetic cylinder through an opening at the other end of the outer shell; one end of the inner magnetic cylinder is rotatably arranged in the inner magnetic cylinder cavity shell, and the other end of the inner magnetic cylinder is connected with the rotating shaft; the rotating shaft penetrates through the end cover and extends into the air stirring cavity shell, and the stirring impeller is arranged on the rotating shaft; an air inlet and an air outlet are arranged on the air stirring cavity shell. The utility model discloses a coupling force of magnet transmits power for interior magnetic cylinder from outer magnetic cylinder, constitutes a non-contact's transmission torque mechanism, and interior magnetic cylinder chamber shell and air stirring chamber shell have constituted a sealed chamber, make stirring part be in complete enclosed state, therefore can realize quiet sealing, high pressure resistant, the purpose of no leakage.
Description
Technical Field
The utility model relates to a gas flow pump technical field, more specifically the utility model relates to a magnetic force gas flow pump that says so.
Background
The application of gas flow pumps has played an important role in the development of chemical laboratory instruments. Can be widely used for gas flowing and gas mixing.
The products for micro gas flowing and gas mixing on the market at present are a glass plunger pump and a diaphragm pump. The glass plunger pump is very complex to process and manufacture, noise is easily generated in the reciprocating motion process of the electromagnetic drive plunger, the glass plunger is frequently damaged in the using process, and the replacement and use cost is high. The glass plunger pump is used for chemical reactions, the collected gas is trace gas and is used for gas mixing, and due to the trace gas, inert gas has to be filled in the glass plunger pump to mix product gas and is uniformly mixed under the driving of the plunger pump. The existing glass plunger pump is extremely low in mixing efficiency in the using process, the mixing can be uniformly mixed only after working for more than 30 minutes, and due to the fact that the difference of the processing plunger pump process is large, the mixing efficiency is different in size, and the uniformity of sampling in the experimental process are difficult to guarantee.
Another common type of gas pump is a diaphragm pump, which pushes gas through the action of a diaphragm. Most diaphragm pumps are made of plastics or metals, so that products generated in experiments are easily seriously affected, and most diaphragm pumps are not recommended. When the diaphragm pump is applied to the mixing aspect of trace gas, the complete air tightness of the diaphragm pump is difficult to achieve, and the connection between a metal or plastic joint and a glass joint is also difficult to achieve real sealing.
Therefore, how to provide a magnetic gas flow pump with simple structure and strong air tightness is a problem that needs to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
Accordingly, the present invention is directed to a magnetic gas flow pump that solves at least one of the problems set forth in the background section above.
In order to realize the technical scheme, the utility model discloses a following technical scheme:
a magnetic gas flow pump comprises an outer shell, an outer magnetic cylinder, an inner shell, an inner magnetic cylinder, a rotating shaft, a stirring impeller and a driving device, wherein the driving device is installed outside one end of the outer shell;
the inner shell comprises an inner magnetic cylinder cavity shell and an air stirring cavity shell, and the inner magnetic cylinder cavity shell and the air stirring cavity shell are separated by an end cover; the inner magnetic cylinder cavity shell extends into the outer magnetic cylinder through an opening at the other end of the outer shell; one end of the inner magnetic cylinder is rotatably arranged in the inner magnetic cylinder cavity shell, and the other end of the inner magnetic cylinder is connected with the rotating shaft; the rotating shaft penetrates through a center hole of the end cover and extends into the air stirring cavity shell, and the stirring impeller is installed on the rotating shaft; and the air stirring cavity shell is provided with an air inlet and an air outlet.
The utility model discloses a drive arrangement drive outer magnetic cylinder rotates, coupling force through the magnet, transmit power for interior magnetic cylinder from outer magnetic cylinder, constitute a non-contact's transmission torque mechanism, in operation, drive arrangement drives outer magnetic cylinder and rotates, synchronous revolution is done to interior magnetic cylinder in the magnetic cylinder chamber shell including the coupling drive seals simultaneously, thereby contactless, transmit outside power for interior magnetic cylinder without friction, and then realize that the drive pivot rotates and drives stirring vane and rotate, stir the interior gas of chamber shell to air.
Preferably, in the above magnetic gas flow pump, the driving device is a motor, and a motor shaft of the motor extends into the outer casing and is fixedly connected with one end of the outer magnetic cylinder.
Preferably, in the above magnetic gas flow pump, a connecting plate is provided outside the inner cylinder chamber housing, and the connecting plate is connected to the opening of the outer housing by a screw and closes the opening of the outer housing.
Preferably, in the above-mentioned magnetic gas flow pump, one end of the inner cylinder is rotatably mounted in the inner cylinder chamber housing through a bearing.
Preferably, in the above magnetic gas flow pump, the inner magnetic cylinder is connected to the rotating shaft by a transition plug, one end of the transition plug extends into the inner magnetic cylinder and is fixed, and the rotating shaft extends into a central hole of the transition plug and is fixed.
Preferably, in the above magnetic gas flow pump, a bearing is provided between the rotating shaft and the end cover.
Preferably, in the above-mentioned magnetic gas flow pump, a sealing member is provided between the rotating shaft and the end cap.
According to the above technical scheme, compare with prior art, the utility model discloses a magnetic force gas flow pump, the utility model discloses a coupling force of magnet transmits power for interior magnetic cylinder from outer magnetic cylinder, constitutes a non-contact transmission torque mechanism, and interior magnetic cylinder chamber shell and air stirring chamber shell have constituted a sealed chamber, make stirring part be in complete enclosed state, therefore can realize static seal, high pressure resistant, the purpose of no leakage.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required 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 embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is a front view of the inner magnetic cylinder chamber housing;
FIG. 3 is a sectional view of the inner cylinder chamber shell;
FIG. 4 is a sectional view of the air agitation chamber housing;
FIG. 5 is a schematic view showing the connection of the rotary shaft, the stirring impeller, the transition plug and the inner magnetic cylinder.
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 embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment of the utility model discloses a magnetic force gas flow pump, which comprises an outer shell 1, an outer magnetic cylinder 2, an inner shell 3, an inner magnetic cylinder 4, a rotating shaft 5, a stirring impeller 6 and a driving device 7, wherein the driving device 7 is arranged outside one end of the outer shell 1, and the output end of the driving device 7 extends into the outer shell 1 and is in transmission connection with the outer magnetic cylinder 2 positioned in the outer shell 1;
the inner shell 3 comprises an inner magnetic cylinder cavity shell 8 and an air stirring cavity shell 9, and the inner magnetic cylinder cavity shell 8 and the air stirring cavity shell 9 are separated by an end cover 10; the inner magnetic cylinder cavity shell 8 extends into the outer magnetic cylinder 2 through the opening at the other end of the outer shell 1; one end of the inner magnetic cylinder 4 is rotatably arranged in the inner magnetic cylinder cavity shell 8, and the other end is connected with the rotating shaft 5; the rotating shaft 5 penetrates through a center hole of the end cover 10 and extends into the air stirring cavity shell 9, and the stirring impeller 6 is arranged on the rotating shaft 5; the air stirring cavity shell 9 is provided with an air inlet 11 and an air outlet 12.
In order to further optimize the technical scheme, the driving device 7 is a motor, and a motor shaft of the motor extends into the outer shell 1 and is fixedly connected with one end of the outer magnetic cylinder 2.
In order to further optimize the technical scheme, a connecting disc 13 is arranged outside the inner cylinder cavity shell 8, and the connecting disc 13 is connected to the opening of the outer shell 1 through screws and closes the opening of the outer shell 1.
In order to further optimize the technical scheme, one end of the inner magnetic cylinder 4 is rotatably arranged in the inner magnetic cylinder cavity shell 8 through a bearing.
In order to further optimize the technical scheme, the inner magnetic cylinder 4 is connected with the rotating shaft 5 through the transition plug 14, one end of the transition plug 14 extends into the inner magnetic cylinder 4 and is fixed, and the rotating shaft 5 extends into a central hole of the transition plug 14 and is fixed.
In order to further optimize the above technical solution, a bearing is provided between the rotating shaft 5 and the end cover 10.
In order to further optimize the above technical solution, a sealing member is disposed between the rotating shaft 5 and the end cover 10.
The working principle is as follows:
In the utility model, the distance between the inner magnetic cylinder 4 and the outer magnetic cylinder 2 is very close, no interference of other metals exists between the inner magnetic cylinder and the outer magnetic cylinder, the magnetism is strong, and the rotating force is large; and the lower extreme of pivot 5 can connect impeller, and under the condition of not changing upper end stirring part, the size of the air stirring chamber shell of lower extreme can enlarge, and impeller's size also can adjust correspondingly, and the stirring wind-force that produces and stirring effect can be better.
Meanwhile, the inner magnetic cylinder cavity shell 8 and the air stirring cavity shell 9 can be connected by adopting a vacuum KF joint and used for a vacuum system, and can also adopt a high-pressure flange sealing mode and used for a high-pressure system; the structure is convenient for replacing accessories such as the stirring impeller and the like, and the application range is wider.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. A magnetic gas flow pump is characterized by comprising an outer shell, an outer magnetic cylinder, an inner shell, an inner magnetic cylinder, a rotating shaft, a stirring impeller and a driving device, wherein the driving device is installed outside one end of the outer shell, and the output end of the driving device extends into the outer shell and is in transmission connection with the outer magnetic cylinder in the outer shell;
the inner shell comprises an inner magnetic cylinder cavity shell and an air stirring cavity shell, and the inner magnetic cylinder cavity shell and the air stirring cavity shell are separated by an end cover; the inner magnetic cylinder cavity shell extends into the outer magnetic cylinder through an opening at the other end of the outer shell; one end of the inner magnetic cylinder is rotatably arranged in the inner magnetic cylinder cavity shell, and the other end of the inner magnetic cylinder is connected with the rotating shaft; the rotating shaft penetrates through a center hole of the end cover and extends into the air stirring cavity shell, and the stirring impeller is installed on the rotating shaft; and the air stirring cavity shell is provided with an air inlet and an air outlet.
2. A magnetic gas flow pump according to claim 1, wherein the drive means is a motor having a motor shaft extending into the outer housing and fixedly connected to one end of the outer cylinder.
3. A magnetic gas flow pump according to claim 1, wherein the inner cylinder chamber housing is externally provided with a coupling disc which is screwed onto and closes the opening of the outer housing.
4. A magnetic gas flow pump according to claim 1, wherein one end of the inner cylinder is rotatably mounted in the inner cylinder chamber housing by a bearing.
5. A magnetic gas flow pump according to claim 1, wherein the inner cylinder is connected to the shaft by a transition plug, one end of the transition plug extends into the inner cylinder and is fixed, and the shaft extends into a central hole of the transition plug and is fixed.
6. A magnetic gas flow pump according to claim 1, wherein a bearing is provided between the shaft and the end cap.
7. A magnetic gas flow pump according to claim 1, wherein a seal is provided between the shaft and the end cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121051562.0U CN214915035U (en) | 2021-05-17 | 2021-05-17 | Magnetic gas flow pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121051562.0U CN214915035U (en) | 2021-05-17 | 2021-05-17 | Magnetic gas flow pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214915035U true CN214915035U (en) | 2021-11-30 |
Family
ID=79061022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121051562.0U Expired - Fee Related CN214915035U (en) | 2021-05-17 | 2021-05-17 | Magnetic gas flow pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214915035U (en) |
-
2021
- 2021-05-17 CN CN202121051562.0U patent/CN214915035U/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: 20211130 |