CN208578727U - Rechargeable vacuum pump - Google Patents
Rechargeable vacuum pump Download PDFInfo
- Publication number
- CN208578727U CN208578727U CN201820851932.0U CN201820851932U CN208578727U CN 208578727 U CN208578727 U CN 208578727U CN 201820851932 U CN201820851932 U CN 201820851932U CN 208578727 U CN208578727 U CN 208578727U
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- China
- Prior art keywords
- housing
- motor
- lithium battery
- battery pack
- vacuum pump
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- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The utility model discloses a kind of vacuum pumps, it is simple to provide a kind of structure, it is convenient for carrying, low energy consumption, and can under the conditions of no external power supply normal use rechargeable vacuum pump, solve it is existing in the prior art can not normal use no Power Supplies Condition the case where, to be unable to satisfy the technical problem of diversification use demand of client etc., it includes bracket and the pump housing and motor body for being respectively arranged on bracket two sides, fuel tank housing is housed in pump housing outer cover, motor body outer cover is equipped with motor housing, the motor body is brshless DC motor, lithium battery pack is externally provided in motor housing, lithium battery pack is connected electrically on the corresponding motor stator of motor body by electric machine controller, and pump housing operation is controlled by electric machine controller.
Description
Technical field
It the utility model relates to a kind of vacuum pump more particularly to a kind of structure are simple, is convenient for carrying, low energy consumption, and can be
Rechargeable vacuum pump without normal use under the conditions of external power supply.
Background technique
Vacuum pump be using machinery, physics, chemically or physically the methods of chemistry generated in a certain enclosure space, improve and
The device of vacuum is maintained, it is widely used in the fields such as medication chemistry, electronic technology, vacuum drying, refrigeration, is generally divided into reciprocal
Formula vacuum pump, rotary-vane vaccum pump and molecular pump etc., rotary-vane vaccum pump therein is most wide as backing pump application range, it is wrapped
The components such as motor, the pump housing and bracket are included, wherein motor generally uses alternating current as power drives, i.e., in the condition for having power supply
It is lower to use, but in some cases, if field emergency repairs, when the special statuss such as accidental power failure, cause vacuum operation without
Method is completed, and the use demand of client is unable to satisfy.
Summary of the invention
The utility model is convenient for carrying, low energy consumption, and can be in no external power supply item mainly there is provided a kind of structure is simple
The rechargeable vacuum pump of normal use under part, solve it is existing in the prior art can not be normal in the case where no Power Supplies Condition
It uses, to be unable to satisfy the technical problem of diversification use demand of client etc..
Above technical problems of the utility model are mainly solved by the following technical scheme: a kind of rechargeable true
Sky pump including bracket and is respectively arranged on the pump housing and motor body of bracket two sides, fuel tank housing, motor sheet is housed in pump housing outer cover
External cover is equipped with motor housing, and the motor body is brshless DC motor, is externally provided with lithium battery pack, lithium battery in motor housing
Packet is connected electrically on the corresponding motor stator of motor body by electric machine controller, and controls pump housing fortune by electric machine controller
Row.Using brushless motor, since brushless motor contains voltage regulator circuit, vacuum pump can be automatically adjusted by electric machine controller
Starting revolving speed and power, to realize high-power, the slow-speed of revolution smooth starting of vacuum pump, so that vacuum pump be made to be maintained at lower function
Stable constant-speed operation under rate, low energy consumption；It, can be by lithium battery pack to nothing further through the installation configuration lithium battery pack on fuselage
Brush motor is powered in real time, so as to normal use vacuum pump progress vacuum operation under conditions of no external power supply, to meet visitor
The diversification use demand at family, complete machine structure is simple, is easy to use and carries.
Preferably, being equipped with base assembly in the lower section of the bracket, base assembly includes lower case and cover mounted in lower casing
Upper housing above body, upper housing and lower case are enclosed pedestal accommodating chamber jointly, and electric machine controller is set to pedestal accommodating chamber
It is interior.Base assembly is spliced to form by upper and lower casing, base assembly structure is simple, and electric machine controller is fixed on upper and lower casing enclosing
At pedestal accommodating chamber in, make electric machine controller be arranged in independent confined space, it is ensured that electric machine controller obtains effectively
Protection, and reduce the occupied space of complete machine, keep structure more compact and reasonable.
Preferably, the motor housing opposite with the fuel tank housing is externally provided with U-shaped card slot, U-shaped card slot it is opening up,
Positioning convex platform is equipped on the side of lithium battery pack, lithium battery pack is fixed in U-shaped card slot by positioning convex platform interworking clip.Lithium
Battery pack is fixed on the rear end of complete machine by the positioning convex platform and U-shaped card slot of interworking, and installation and fixed form are simple and reliable, dismounting
It is convenient.
Preferably, being equipped with gas vent on the top surface of the fuel tank housing, fuel tank cap, fuel tank are housed in gas vent upper cover
The top of lid extends to form handle towards motor body direction.Fuel tank cap and handle are integrated in one, and simplify complete machine structure, section
About manufacturing cost.
Preferably, on the motor body corresponding motor rotor shaft pass through bracket integral type be connected to it is right on the pump housing
On the pump rotor axis answered.Rotor axis of electric and pump rotor axis connects using integral type, simplify assembling procedure, saved manufacture at
This, while complete machine precision can be effectively improved, guarantee the performance of vacuum pump.
Therefore, by installing lithium battery pack in complete machine, i.e., the rechargeable vacuum pump of the utility model has an advantage that
It can be powered in real time by lithium battery pack to brushless motor, so as to be normally carried out vacuum operation under conditions of no external power supply,
To meet the diversification use demand of client, complete machine structure is simple, is easy to use and carries；Brushless motor is maintained at vacuum pump
Stable constant-speed operation under lower-wattage, low energy consumption；Lithium battery pack fixed form is simple and reliable, convenient for disassembly and assembly.
Detailed description of the invention:
Fig. 1 is the explosive view of the rechargeable vacuum pump of the utility model.
Specific embodiment:
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment:
As shown in Figure 1, the rechargeable vacuum pump of the utility model, including bracket 1 and be fixed on 1 front side of bracket the pump housing and
It is fixed on the motor body 2 of 1 rear side of bracket, corresponding 22 shaft of rotor is connected across 1 integral type of bracket on motor body 2
On the pump housing on corresponding pump rotor axis, enclosed hood is equipped with fuel tank housing 3 outside the pump housing, and 2 outer cover of motor body is equipped with motor cover
Shell 4, motor body 2 therein are brshless DC motor, and lithium battery pack 5 is housed in motor housing 4 rear side end opposite with the pump housing,
On motor housing 4 corresponding with lithium battery pack 5 have U-shaped card slot 8, U-shaped card slot 8 it is opening up, had in lithium battery pack 5
Positioning convex platform 9, lithium battery pack 5 in U-shaped card slot 8 and passes through four bolt fastenings by 9 interworking clip of positioning convex platform, in bracket
The base assembly 7 of rectangular shape is horizontally installed on 1 bottom surface, base assembly 7 includes rectangular lower case 71 and cover dress
Rectangular upper housing 72 above lower case 71, upper housing 72 and lower case 71 are enclosed pedestal accommodating chamber 73 jointly,
Horizontal fixed electric machine controller 6, lithium battery pack 5 pass through electric machine controller 6 in corresponding lower case 71 in pedestal accommodating chamber 73
It is connected electrically on the corresponding motor stator 21 of motor body 2, and pump housing operation is controlled by electric machine controller 6, in fuel tank housing 3
Top surface in the middle part of be provided with gas vent 10, be filled with fuel tank cap 11 in 10 upper cover of gas vent, the top of fuel tank cap 11 is towards motor body 2
Direction extends to form L-shaped handle 12.
Specific embodiment described herein is only to give an example to the design of the utility model.The utility model
Person of ordinary skill in the field can make various modifications or additions to the described embodiments or using class
As mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (5)
1. a kind of rechargeable vacuum pump, including bracket (1) and it is respectively arranged on the pump housing and motor body (2) of bracket (1) two sides,
Pump housing outer cover is equipped with fuel tank housing (3), and motor body (2) outer cover is equipped with motor housing (4), it is characterised in that: the motor sheet
Body (2) is brshless DC motor, is externally provided with lithium battery pack (5) in motor housing (4), lithium battery pack (5) passes through electric machine controller
(6) it is connected electrically on the corresponding motor stator (21) of motor body (2), and controls pump housing operation by electric machine controller (6).
2. rechargeable vacuum pump according to claim 1, it is characterised in that: be equipped with pedestal in the lower section of the bracket (1)
Component (7), base assembly (7) include the upper housing (72) of lower case (71) and cover above lower case (71), upper housing
(72) it is enclosed jointly pedestal accommodating chamber (73) with lower case (71), electric machine controller (6) is set in pedestal accommodating chamber (73).
3. rechargeable vacuum pump according to claim 1 or 2, it is characterised in that: the opposite electricity with the fuel tank housing (3)
Hood shell (4) is externally provided with U-shaped card slot (8), U-shaped card slot (8) it is opening up, on the side of lithium battery pack (5) be equipped with positioning
Boss (9), lithium battery pack (5) are fixed in U-shaped card slot (8) by positioning convex platform (9) interworking clip.
4. rechargeable vacuum pump according to claim 1 or 2, it is characterised in that: on the top surface of the fuel tank housing (3)
Equipped with gas vent (10), fuel tank cap (11) are housed in gas vent (10) upper cover, the top of fuel tank cap (11) is towards motor body (2)
Direction extends to form handle (12).
5. rechargeable vacuum pump according to claim 1 or 2, it is characterised in that: corresponding electricity on the motor body (2)
Machine rotor (22) shaft passes through bracket (1) integral type and is connected on the pump housing on corresponding pump rotor axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820851932.0U CN208578727U (en) | 2018-06-01 | 2018-06-01 | Rechargeable vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820851932.0U CN208578727U (en) | 2018-06-01 | 2018-06-01 | Rechargeable vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208578727U true CN208578727U (en) | 2019-03-05 |
Family
ID=65506810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820851932.0U Active CN208578727U (en) | 2018-06-01 | 2018-06-01 | Rechargeable vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208578727U (en) |
-
2018
- 2018-06-01 CN CN201820851932.0U patent/CN208578727U/en active Active
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| GR01 | Patent grant |