CN207830160U - A kind of vacuum pump - Google Patents
A kind of vacuum pump Download PDFInfo
- Publication number
- CN207830160U CN207830160U CN201721752200.8U CN201721752200U CN207830160U CN 207830160 U CN207830160 U CN 207830160U CN 201721752200 U CN201721752200 U CN 201721752200U CN 207830160 U CN207830160 U CN 207830160U
- Authority
- CN
- China
- Prior art keywords
- shell
- gas outlet
- rubber block
- cross
- section
- Prior art date
- 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
Landscapes
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model discloses a kind of vacuum pumps,Including first shell,The upper end of the first shell is equipped with air inlet and the first gas outlet,The upper end of first gas outlet is connected with second shell,And second shell is welded on the upper end of first shell,The upper end of second shell is equipped with the second gas outlet,The lower end of second gas outlet inner wall is equipped with annular fixture block,The second rubber block is placed on fixture block,And second is welded with holder on the inner wall of gas outlet,And bolt has spring between holder and the second rubber block,The upper end of second gas outlet is fixedly connected with condenser pipe,The present apparatus is in use,Other devices can be vacuumized by rotation axis inside first shell and blade,It vacuumizes extracted gas and is first transported to second shell,It is discharged finally by the second gas outlet,And motor is cooled down by condenser pipe,Extend the service life of motor.
Description
Technical field
The utility model is related to pumping unit technical field more particularly to a kind of vacuum pumps.
Background technology
Vacuum pump refers to being obtained using machinery, physics, chemically or physically chemical method to being evacuated by pumping container
The device or equipment of vacuum.For popular, vacuum pump is to improve, generate and maintain true in a certain enclosure space with various methods
Empty device.By the operation principle of vacuum pump, vacuum pump can substantially be divided into two types, i.e. gas trapping pump and gas passes
Defeated pump.It is widely used in the industries such as metallurgy, chemical industry, food, electronics plated film.Most of vacuum pumps are during lasting use, meeting
There is the case where motor overheating, influences the service life of vacuum pump.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of vacuum pump proposed.
To achieve the goals above, the utility model uses following technical solution：
A kind of vacuum pump, including first shell, the upper end of the first shell are equipped with air inlet and the first gas outlet, and first
The upper end of gas outlet is connected with second shell, and second shell is welded on the upper end of first shell, and second shell inner wall
Bottom end the first rubber block is equipped with by shaft, the first rubber block is located at the surface of the first gas outlet, second shell it is upper
End is equipped with the second gas outlet, and the lower end of the second gas outlet inner wall is equipped with annular fixture block, is placed with the second rubber block on fixture block, and the
Holder is welded on two gas outlet inner walls, and bolt has spring, the upper end of the second gas outlet between holder and the second rubber block
It is fixedly connected with condenser pipe, condenser pipe is coiled on the outer wall of motor, and motor is connected with first shell.
Preferably, the first shell is internally provided with rotation axis and blade, and the output end key of rotation axis and motor
Connection, and the outer wall of first shell and motor screw connection.
Preferably, the cross section of first gas outlet is circle, and the cross section of the first rubber block is circle, and first goes out
The diameter of gas port cross section is less than the diameter of the first rubber block cross section.
Preferably, the cross section of second rubber block is circle, and the cross section of the second gas outlet is round, and the second rubber
The diameter of blob of viscose cross section is less than the diameter of the second gas outlet cross section.
Preferably, the diameter of second rubber block cross section is more than the internal diameter of annular fixture block in the second gas outlet.
Preferably, the upper end of the second gas outlet is welded with flange, and condenser pipe is welded with method close to one end of the second gas outlet
Orchid is connected by screw between flange.
The utility model has the beneficial effects that：
1, the present apparatus in use, can take out other devices by rotation axis inside first shell and blade
Vacuum vacuumizes extracted gas and is first transported to second shell, and the first rubber block can prevent gas backstreaming to first shell
In body, the second rubber block makes the gas in second shell keep certain pressure under the action of the spring, when in second shell
When gas pressure intensity is larger, gas is discharged by the second gas outlet, while being cooled down to motor by condenser pipe, is extended electronic
The service life of machine；
2, the second rubber block makes the intermittent discharge of the gas in second shell under the action of the spring so that on motor
It after assembling some heats, then is flowed by gas and is radiated to motor, improve the utilization rate of air-flow.
Description of the drawings
Fig. 1 be the utility model proposes a kind of vacuum pump side view；
Fig. 2 be the utility model proposes a kind of vacuum pump front view.
In figure：1 first shell, 2 motor, 3 air inlets, 4 first gas outlets, 5 first rubber blocks, 6 second gas outlets, 7
Second rubber block, 8 holders, 9 springs, 10 condenser pipes, 11 second shells.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-2, the upper end of a kind of vacuum pump, including first shell 1, first shell 1 goes out equipped with air inlet 3 and first
The upper end of gas port 4, the first gas outlet 4 is connected with second shell 11, and second shell 11 is welded on the upper end of first shell 1,
And the bottom end of 11 inner wall of second shell is equipped with the first rubber block 5 by shaft, and the first rubber block 5 is located at the first gas outlet 4
Surface, the upper end of second shell 11 is equipped with the second gas outlet 6, and the lower end of 6 inner wall of the second gas outlet is equipped with annular fixture block, card
Be placed with the second rubber block 7 on block, and be welded with holder 8 on 6 inner wall of the second gas outlet, and holder 8 and the second rubber block 7 it
Between bolt there is spring 9, the upper end of the second gas outlet 6 to be fixedly connected with condenser pipe 10, condenser pipe 10 is coiled in the outer wall of motor 2
On, and motor 2 is connected with first shell 1, and first shell 1 is internally provided with rotation axis and blade, and rotation axis with it is electronic
The output end of machine 2 is keyed, and the outer wall of first shell 1 and 2 screw connection of motor, and the cross section of the first gas outlet 4 is
The cross section of circle, the first rubber block 5 is circle, and the diameter of 4 cross section of the first gas outlet is less than 5 cross section of the first rubber block
Diameter, the cross section of the second rubber block 7 is circle, and the cross section of the second gas outlet 6 is circle, and the second rubber block 7 is transversal
The diameter in face is less than the diameter of 6 cross section of the second gas outlet, and the diameter of 7 cross section of the second rubber block is more than in the second gas outlet 6
The upper end of the internal diameter of annular fixture block, the second gas outlet 6 is welded with flange, and condenser pipe 10 is welded close to one end of the second gas outlet 6
There is flange, is connected by screw between flange.
In the present embodiment, the present apparatus in use, can be by rotation axis inside first shell 1 and blade to other
Device is vacuumized, and is vacuumized extracted gas and is first transported to second shell 11, the first rubber block 5 can prevent gas
It flows back into first shell 1, the second rubber block 7 makes the gas in second shell 11 keep certain pressure under the action of spring 9
By force, when the gas pressure intensity in second shell 11 is larger, gas is discharged by the second gas outlet 6, while right by condenser pipe 10
Motor 2 is cooled down, and the second 7 pieces of rubber makes the gas intermittent discharge in second shell 11 under the action of spring 9, makes
It obtains after assembling some heats on motor 2, then is radiated to motor 2 by gas flowing, improve the utilization rate of air-flow.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of vacuum pump, including first shell (1), which is characterized in that the upper end of the first shell (1) is equipped with air inlet
(3) it is connected with second shell (11) with the first gas outlet (4), the upper end of the first gas outlet (4), and second shell (11) is welded
Upper end in first shell (1), and the bottom end of second shell (11) inner wall is equipped with the first rubber block (5) by shaft, the
One rubber block (5) is located at the surface of the first gas outlet (4), and the upper end of second shell (11) is equipped with the second gas outlet (6), and second
The lower end of gas outlet (6) inner wall is equipped with annular fixture block, and the second rubber block (7), and the second gas outlet (6) inner wall are placed on fixture block
On be welded with holder (8), and bolt has a spring (9) between holder (8) and the second rubber block (7), the second gas outlet (6) it is upper
End is fixedly connected with condenser pipe (10), and condenser pipe (10) is coiled on the outer wall of motor (2), and motor (2) and first shell
Body (1) is connected.
2. a kind of vacuum pump according to claim 1, which is characterized in that the first shell (1) is internally provided with rotation
Axis and blade, and rotation axis and the output end of motor (2) are keyed, and the outer wall of first shell (1) and motor (2) spiral shell
Silk connection.
3. a kind of vacuum pump according to claim 1, which is characterized in that the cross section of first gas outlet (4) is circle
The cross section of shape, the first rubber block (5) is circle, and the diameter of the first gas outlet (4) cross section is less than the first rubber block (5) cross
The diameter in section.
4. a kind of vacuum pump according to claim 1, which is characterized in that the cross section of second rubber block (7) is circle
The cross section of shape, the second gas outlet (6) is circle, and the diameter of the second rubber block (7) cross section is less than the second gas outlet (6) cross
The diameter in section.
5. a kind of vacuum pump according to claim 1, which is characterized in that the diameter of the second rubber block (7) cross section
More than the internal diameter of annular fixture block in the second gas outlet (6).
6. a kind of vacuum pump according to claim 1, which is characterized in that the upper end of the second gas outlet (6) is welded with flange,
Condenser pipe (10) is welded with flange close to one end of the second gas outlet (6), is connected by screw between flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721752200.8U CN207830160U (en) | 2017-12-15 | 2017-12-15 | A kind of vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721752200.8U CN207830160U (en) | 2017-12-15 | 2017-12-15 | A kind of vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207830160U true CN207830160U (en) | 2018-09-07 |
Family
ID=63387532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721752200.8U Expired - Fee Related CN207830160U (en) | 2017-12-15 | 2017-12-15 | A kind of vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207830160U (en) |
-
2017
- 2017-12-15 CN CN201721752200.8U patent/CN207830160U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207212781U (en) | A kind of band filtering and the circulating pump of cooling structure | |
| CN206957924U (en) | A kind of Roots vaccum pump of good heat dissipation effect | |
| CN207830160U (en) | A kind of vacuum pump | |
| CN204007189U (en) | A kind of condensing unit | |
| CN203926049U (en) | A kind of family expenses AC system centrifugal pump | |
| CN208702635U (en) | A kind of vertical type vacuum pump | |
| CN211259007U (en) | Novel powerful water ring vacuum pump | |
| CN210440234U (en) | Cooling water pump for new energy automobile | |
| CN203964302U (en) | Air conditioner drainage device with low-noise drainage shell | |
| CN210638374U (en) | Bottle piece drying high vacuum unit | |
| CN207251346U (en) | A kind of vaccum pump motor baffle | |
| CN210624984U (en) | Water tank for water cooling unit | |
| CN205330977U (en) | Single -stage water circulation vacuum pump | |
| CN105840512A (en) | Efficient heat dissipation type rotary-vane vacuum pump system | |
| SA517380848B1 (en) | Impeller with axially curving vane extensions to prevent airlock | |
| CN206562993U (en) | A kind of vacuum pump | |
| CN220522796U (en) | Screw vacuum pump | |
| CN205654538U (en) | High -efficient heat dissipation formula rotary -vane vacuum pump system | |
| CN205446039U (en) | Single -stage water circulation vacuum pump | |
| CN204163993U (en) | A kind of screw air compressor | |
| CN215171102U (en) | Automatic liquid drainage device for vacuum pump maintenance | |
| CN208900355U (en) | A kind of bilobed wheel compression water ring vacuum pump | |
| CN207568806U (en) | A kind of multi-pipeline vaccum-pumping equipment | |
| CN208934874U (en) | A kind of vacuum pump exhaust device | |
| CN209800362U (en) | Pumping device |
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: 20180907 Termination date: 20181215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |