CN208565008U - Sanitary centrifugal pump - Google Patents
Sanitary centrifugal pump Download PDFInfo
- Publication number
- CN208565008U CN208565008U CN201820962867.9U CN201820962867U CN208565008U CN 208565008 U CN208565008 U CN 208565008U CN 201820962867 U CN201820962867 U CN 201820962867U CN 208565008 U CN208565008 U CN 208565008U
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- CN
- China
- Prior art keywords
- shaft
- pump
- gear
- variable
- impeller
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- Expired - Fee Related
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 36
- 239000007788 liquid Substances 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 10
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
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- Details And Applications Of Rotary Liquid Pumps (AREA)
Abstract
The utility model relates to a kind of sanitary centrifugal pumps, including motor, pump shaft, pump seat, impeller and pump cover, motor is arranged in pump seat, the linkage of the output shaft of pump shaft and motor, pump cover and pump seat connect and compose impeller cavity, impeller is located in impeller cavity, pump cover is equipped with the inlet and liquid outlet being connected to impeller cavity, impeller cavity is protruded into one end of pump shaft, and it is connected with impeller, rotation is provided with input shaft and variable-speed shaft in pump seat, the output shaft of motor is connected with input shaft, input tooth group is fixedly installed on input shaft, the gear teeth group that can be meshed with single gear in input tooth group is arranged on variable-speed shaft, gear teeth group is connected with variable-speed shaft, and it can be slid along the axial direction of variable-speed shaft, the first transmission gear is fixedly installed on variable-speed shaft, pump shaft is equipped with the second transmission gear being meshed with the first transmission gear, pump seat is equipped with The operating assembly that gear teeth group can be driven mobile.Using the above scheme, gear switch can be carried out, the revolving speed of impeller is adjusted, it is easy to operate.
Description
Technical field
The utility model relates to be centrifuged pump technical field, especially a kind of sanitary centrifugal pump.
Background technique
General centrifugal pump includes motor, pump shaft, pump seat, impeller and pump cover, the output shaft linkage of pump shaft and motor, pump cover
Impeller accommodating cavity is connected and composed with pump seat, pump cover is equipped with the inlet and liquid outlet being connected to impeller cavity, and impeller is located at the appearance
Set intracavitary, pump shaft is connected with impeller, and when motor driven pump shaft and impeller rotate, liquid obtains kinetic energy, a side from impeller
Face liquid moves in a circle with impeller, on the one hand throws away from impeller center to periphery and is arranged by liquid outlet under the influence of centrifugal force
Out.
The impeller of this kind of sanitary centrifugal pump is all that pump shaft is directly driven to rotate by the output shaft of motor, wheel rotation speed
Degree is certain, and in order to meet different processing needs, sometimes liquid speed degree is not needed quickly out, and the revolving speed of impeller is adjusted
It is whole, the output power of motor can only be adjusted to change the revolving speed of impeller, is unfavorable for operating.
Summary of the invention
The utility model overcomes the deficiencies in the prior art, provides a kind of sanitary centrifugal pump, can carry out gear and cut
It changes, adjusts the revolving speed of impeller, it is easy to operate.
To achieve the goals above, the technical solution adopted in the utility model is: a kind of sanitary centrifugal pump, including electricity
Machine, pump shaft, pump seat, impeller and pump cover, motor are arranged in pump seat, and the output shaft of pump shaft and motor links, and pump cover and pump seat connect
Composition impeller cavity is connect, impeller is located in impeller cavity, and pump cover is equipped with the inlet and liquid outlet that are connected to impeller cavity, and the one of pump shaft
Impeller cavity is protruded at end, and is connected with impeller, it is characterised in that: and rotation is provided with input shaft and variable-speed shaft in the pump seat,
The output shaft of the motor is connected with input shaft, and input tooth group is fixedly installed on input shaft, is arranged on the variable-speed shaft
There is the gear teeth group that can be meshed with single gear in input tooth group, the gear teeth group is connected with variable-speed shaft, and can edge
The axial of variable-speed shaft slides, and the first transmission gear is fixedly installed on the variable-speed shaft, the pump shaft is in corresponding first driving cog
The second transmission gear being meshed with the first transmission gear is equipped at wheel, the pump seat, which is equipped with, can drive the movement of gear teeth group
Operating assembly, the operating assembly include mounting rack and sliding block, and the mounting rack is fixed on pump seat, the mounting rack edge
The axial direction of variable-speed shaft is provided with sliding slot, and the sliding block cooperates with sliding slot sliding, and the mounting rack is equipped with driving sliding block movement
Actuator, the sliding block are fixedly installed the sliding piece that gear teeth group can be driven mobile on the side close to variable-speed shaft side.
By using above scheme, the motor band driven input shaft on pump seat is rotated, and is fixedly installed input tooth on input shaft
Group, inputs the gear interval setting in tooth group, and variable-speed shaft is arranged with gear teeth group, gear teeth group and change close to the side of input shaft
Fast axis linkage, gear teeth group can drive gear teeth group mobile along the axial movement of variable-speed shaft, operating assembly, to make gear teeth group
In gear and input tooth group in gear be intermeshed, and other gear does not interfere, the gear phase of different gear ratios
Mutually engagement, so that the velocity of rotation of variable-speed shaft can also change, then variable-speed shaft passes through the first transmission gear and the second transmission
Gear drives pump shaft rotation, so that impeller rotates, liquid can be entered impeller cavity by inlet, then be exported from liquid outlet, peace
It shelves and is fixed on pump seat, for mounting rack along the axial setting sliding slot of variable-speed shaft, sliding block and sliding slot slide cooperation, actuator band
Movable slider is mobile, and with the movement of sliding block, the sliding piece on sliding block can drive gear teeth group mobile, carries out gear switch, thus
The revolving speed of impeller is adjusted, it is easy to operate.
The utility model is further arranged so that the gear teeth group includes two or more transmission gears, Ge Gebian
Fast gear is fixed or is wholely set, and each gear is adapted with each gear in gear teeth group in the input tooth group.
By using above scheme, gear teeth group includes there are three transmission gear, these three gears can pass through the screw that is screwed on
It is fixedly secured to one another, can also be wholely set, transmission gear can be moved along variable-speed shaft together, input the number and change of tooth group middle gear
The number of fast gear is identical, and inputs each gear in tooth group and be meshed respectively with corresponding transmission gear, in one group of gear
When engagement, other gears are not interfered, and pump shaft can carry out three gear speed changes, meet different processing needs.
The utility model is further arranged so that the actuator includes the gear-shift shaft being rotatably arranged on mounting rack, becomes
Shelves axle position is in the top of sliding block, and the upper surface of the sliding block is provided with rack gear, and the gear-shift shaft is in the end close to rack gear side
It is fixedly installed the handsetting gear that can be engaged with rack, gear-shift shaft is fixedly installed shift hand in the end far from rack gear side
Wheel.
By using above scheme, shift handwheel is rotated, variable block axis can be driven to rotate, so that handsetting gear is driven to rotate,
Handsetting gear is meshed with rack gear, can be mobile with movable slider when handsetting gear rotates, thus drive gear teeth group mobile, structure
Simply, stable transmission, it is easy to operate.
The utility model is further arranged so that the variable-speed shaft is provided with guide pad, the transmission gear along its axial direction
Guide groove compatible with guide pad is equipped in corresponding guide pad position.
By using above scheme, when transmission gear is set on variable-speed shaft, the guide groove on transmission gear is plugged in change
It on the guide pad of fast axis, is oriented to and slides along variable-speed shaft convenient for transmission gear, so that variable-speed shaft is able to drive transmission gear rotation, tear open
It is convenient to fill transmission gear, structure is simple, and installation is stablized.
The sliding piece that is further arranged so that of the utility model includes fixed part and clamping portion, the fixed part and card
Socket part is fixed or is wholely set, and the fixed part is fixed on sliding block, and the clamping portion is arranged at semicircular ring, the speed change
Tooth group is equipped with annular slot, and the clamping portion can be inserted at annular slot.
By using above scheme, sliding piece includes fixed part and clamping portion, and fixed part is arranged at T-type, and one end passes through
Screw is fixed on sliding block, and at semicircular ring, portion position wherein is fixedly installed in one end of fixed part, two neighboring for clamping portion
Annular slot is equipped between transmission gear, clamping portion can be plugged in annular slot, realize the linkage of sliding block and gear teeth group, knot
Structure is simple, stable transmission.
The utility model is further arranged so that the impeller cavity is equipped with the through-hole worn for pump shaft, and through hole is provided with
Sealing ring, seal ring set are located on pump shaft.
By using above scheme, sealing ring, which is arranged, can prevent liquid from flowing out from through hole, play good sealing function.
Further being arranged so that between the pump cover and pump seat for the utility model is equipped with sealing ring, and pump cover passes through the spiral shell that is screwed on
Nail is fixedly connected with pump seat.
By using above scheme, pump cover is fixedly connected by being screwed on screw with pump seat, and connection type is simple, connection jail
Gu sealing ring can be pressed on pump seat by pump cover, good sealing function is realized.
The utility model is further arranged so that the bottom of the pump seat is set there are four supporting leg, and the lower end of supporting leg is set
It is equipped with gasket, gasket is at discoid setting.
By using above scheme, supporting leg is played a supporting role, and the gasket and supporting leg detachable connection of lower end are convenient for
The dismounting of transportational process, gasket increase the contact area with ground at discoid setting, and sanitary centrifugal pump is placed more steady
It is fixed.
The utility model is further described with reference to the accompanying drawing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the overlooking structure diagram of the utility model embodiment；
Fig. 3 is the portion the A-A diagrammatic cross-section of Fig. 2；
Fig. 4 is the schematic diagram of internal structure of the utility model embodiment；
Fig. 5 is the structural schematic diagram of operating assembly；
Fig. 6 is the fit structure schematic diagram of variable-speed shaft and transmission gear；
Fig. 7 is the schematic diagram of internal structure of impeller cavity.
Specific embodiment
As shown in Fig. 1-Fig. 7, a kind of sanitary centrifugal pump, including motor 1, pump shaft 2, pump seat 3, impeller 41 and pump cover 5, electricity
Machine 1 is arranged in pump seat 3, and the output shaft of pump shaft 2 and motor 1 links, and pump cover 5 and pump seat 3 connect and compose impeller cavity 42, impeller 41
In impeller cavity 42, pump cover 5 is equipped with the inlet 51 and liquid outlet 52 being connected to impeller cavity 42, and one end of pump shaft 2 is protruded into
Impeller cavity 42, and be connected with impeller 41, impeller 41 is fixed at the end position of pump shaft 2, pump seat 3 by the screw that is screwed on
Interior rotation is provided with input shaft 61 and variable-speed shaft 71, and the output shaft and input shaft 61 of motor 1 pass through mating or pass through connection
What axis device both was realized is connected, and input tooth group 62 is fixedly installed on input shaft 61, be arranged on variable-speed shaft 71 can with it is defeated
Enter the gear teeth group 72 that single gear is meshed in tooth group 62, gear teeth group 72 is connected with variable-speed shaft 71, and can be along speed change
The axial sliding of axis 7, gear teeth group 72 includes three transmission gears 721, and tooth footpath is not of uniform size, and each transmission gear 721 is fixed
Or be wholely set, it inputs each gear in tooth group 62 and is adapted with each gear in gear teeth group 72, fixation or one on variable-speed shaft 2
Body is provided with the first transmission gear 81, and pump shaft 2 is equipped at corresponding first transmission gear 81 and is meshed with the first transmission gear 81
The second transmission gear 82, pump seat 3 is equipped with the operating assembly that gear teeth group 72 can be driven mobile, and operating assembly includes mounting rack
91 and sliding block 92, mounting rack 91 be fixed on pump seat 91, mounting rack 91 is provided with sliding slot 911 along the axial direction of variable-speed shaft 71,
Sliding block 92 and the sliding of sliding slot 911 cooperate, and mounting rack 91 is equipped with the mobile actuator of driving sliding block 92, and sliding block 92 is close to speed change
The sliding piece 93 that gear teeth group 72 can be driven mobile is fixedly installed on the side of 71 side of axis.
In the present embodiment, actuator includes the gear-shift shaft 94 being rotatably arranged on mounting rack 91, and gear-shift shaft 94, which is located at, to be slided
The top of block 92, the upper surface of sliding block 92 are provided with rack gear 921, and gear-shift shaft 94 is set in the end fixation close to 921 side of rack gear
It is equipped with the handsetting gear 95 that can be engaged with rack gear 921, gear-shift shaft 94 stretches out pump seat 3 in the end far from 921 side of rack gear and is arranged,
And it is fixedly installed shift handwheel 96.
In the present embodiment, variable-speed shaft 71 is provided with guide pad 711 along its axial direction, and transmission gear 721 is in corresponding guide pad
711 positions are equipped with guide groove 7211 compatible with guide pad 711.
In the present embodiment, sliding piece 93 includes fixed part 931 and clamping portion 932, and fixed part 931 and clamping portion 932 are solid
Determine or be wholely set, fixed part 931 is fixed on sliding block 92, and clamping portion 932 is arranged at semicircular ring, is set in gear teeth group 72
There is annular slot 722, clamping portion 932 can be inserted at annular slot 722, and 92 movement of sliding block can drive gear teeth group 72 mobile.
In the present embodiment, impeller cavity 42 is equipped with the through-hole 421 worn for pump shaft 2, is provided with sealing ring at through-hole 421
101, sealing ring 101 is set on pump shaft 2.
In the present embodiment, sealing ring 102 is equipped between pump cover 5 and pump seat 3, pump cover 5 is solid with pump seat 3 by the screw that is screwed on
Fixed connection.
In the present embodiment, the bottom of pump seat 3 is set there are four supporting leg 31, and the lower end of supporting leg 31 is provided with gasket 32, is padded
Piece 32 is at discoid setting.
Above embodiments, only one kind of the utility model preferably specific embodiment, those skilled in the art are in this reality
It is included in the protection scope of the utility model with the usual variations and alternatives carried out in new technique aspects.
Claims (8)
1. a kind of sanitary centrifugal pump, including motor, pump shaft, pump seat, impeller and pump cover, motor is arranged in pump seat, pump shaft with
The output shaft of motor links, and pump cover and pump seat connect and compose impeller cavity, and impeller is located in impeller cavity, and pump cover is equipped with and impeller cavity
The inlet and liquid outlet of connection, impeller cavity is protruded into one end of pump shaft, and is connected with impeller, it is characterised in that: the pump
Rotation is provided with input shaft and variable-speed shaft in seat, and output shaft and the input shaft of the motor are connected, and fixation is set on input shaft
It is equipped with input tooth group, the gear teeth group that can be meshed with single gear in input tooth group, the change are arranged on the variable-speed shaft
Fast tooth group is connected with variable-speed shaft, and can slide along the axial direction of variable-speed shaft, and the first transmission is fixedly installed on the variable-speed shaft
Gear, the pump shaft is equipped with the second transmission gear being meshed with the first transmission gear at corresponding first transmission gear, described
Pump seat is equipped with the operating assembly that gear teeth group can be driven mobile, and the operating assembly includes mounting rack and sliding block, the installation
Frame is fixed on pump seat, and the mounting rack is provided with sliding slot along the axial direction of variable-speed shaft, and the sliding block and sliding slot sliding cooperate,
The mounting rack is equipped with the mobile actuator of driving sliding block, and the sliding block is fixedly installed on the side close to variable-speed shaft side
There is the sliding piece that gear teeth group can be driven mobile.
2. sanitary centrifugal pump according to claim 1, it is characterised in that: the gear teeth group includes two or more
Transmission gear, each transmission gear are fixed or are wholely set, each gear and each tooth in gear teeth group in the input tooth group
Wheel is adapted.
3. sanitary centrifugal pump according to claim 1 or 2, it is characterised in that: the actuator includes being rotatably arranged on
Gear-shift shaft on mounting rack, gear-shift shaft are located at the top of sliding block, and the upper surface of the sliding block is provided with rack gear, and the gear-shift shaft exists
It is fixedly installed the handsetting gear that can be engaged with rack close to the end of rack gear side, gear-shift shaft is in the end far from rack gear side
It is fixedly installed shift handwheel.
4. sanitary centrifugal pump according to claim 2, it is characterised in that: the variable-speed shaft is provided with guiding along its axial direction
Block, the transmission gear are equipped with guide groove compatible with guide pad in corresponding guide pad position.
5. sanitary centrifugal pump according to claim 3, it is characterised in that: the sliding piece includes fixed part and clamping
Portion, the fixed part and clamping portion are fixed or are wholely set, and the fixed part is fixed on sliding block, and the clamping portion is at half
Annulus setting, the gear teeth group are equipped with annular slot, and the clamping portion can be inserted at annular slot.
6. sanitary centrifugal pump according to claim 1 or 2, it is characterised in that: the impeller cavity is equipped with and wears for pump shaft
Through-hole, through hole is provided with sealing ring, and seal ring set is located on pump shaft.
7. sanitary centrifugal pump according to claim 1 or 2, it is characterised in that: be equipped between the pump cover and pump seat close
Seal, pump cover are fixedly connected by being screwed on screw with pump seat.
8. sanitary centrifugal pump according to claim 1 or 2, it is characterised in that: the bottom of the pump seat set there are four branch
Leg, the lower end of supporting leg are provided with gasket, and gasket is at discoid setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820962867.9U CN208565008U (en) | 2018-06-21 | 2018-06-21 | Sanitary centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820962867.9U CN208565008U (en) | 2018-06-21 | 2018-06-21 | Sanitary centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208565008U true CN208565008U (en) | 2019-03-01 |
Family
ID=65487557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820962867.9U Expired - Fee Related CN208565008U (en) | 2018-06-21 | 2018-06-21 | Sanitary centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208565008U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113482958A (en) * | 2021-06-11 | 2021-10-08 | 重庆岱昊机械设备有限公司 | Purification fan transmission device for high-performance aluminum product production based on new material |
| US11988212B2 (en) | 2021-08-02 | 2024-05-21 | Techtronic Cordless Gp | Fluid transfer pump |
-
2018
- 2018-06-21 CN CN201820962867.9U patent/CN208565008U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113482958A (en) * | 2021-06-11 | 2021-10-08 | 重庆岱昊机械设备有限公司 | Purification fan transmission device for high-performance aluminum product production based on new material |
| US11988212B2 (en) | 2021-08-02 | 2024-05-21 | Techtronic Cordless Gp | Fluid transfer pump |
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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: 20190301 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |