CN216477891U - Impeller self-locking device of pump - Google Patents
Impeller self-locking device of pump Download PDFInfo
- Publication number
- CN216477891U CN216477891U CN202123068309.9U CN202123068309U CN216477891U CN 216477891 U CN216477891 U CN 216477891U CN 202123068309 U CN202123068309 U CN 202123068309U CN 216477891 U CN216477891 U CN 216477891U
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- China
- Prior art keywords
- pump
- block
- groove
- pump body
- connecting block
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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
Links
- 238000000034 method Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract 2
- 239000007788 liquid Substances 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 239000012530 fluid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004548 suspo-emulsion Substances 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses an impeller self-lock device of pump, which comprises a pump body, the input port has been seted up to the one end of the pump body, the delivery outlet has been seted up to the other end of the pump body, the installation component sets up at the top of the pump body, and the installation component includes fixed lid, and the top of fixed lid is provided with the connection lid, relates to the pump field. Include at motor pivoted in-process, the junction between connecting block and the pump shaft can produce the heat, the inside flexure strip of guide way is heated and can be expanded, can drive the movable plate after expanding and remove, the movable plate can be spacing through the guide block, the movable plate removes the in-process, the skewed tooth of one end can block in the skewed tooth groove of connecting block, through the meshing between skewed tooth and the skewed tooth groove, can increase being connected between connecting block and the pump shaft, the fixture block can block simultaneously and fix in the draw-in groove of slider, can increase the fixed between connecting block and the pump shaft through the fixture block, can effectually prevent to become flexible, reliable automatic locking function has.
Description
Technical Field
The utility model relates to a pump technical field specifically is an impeller self-lock device of pump.
Background
The pump is a machine for conveying fluid or pressurizing fluid, and can transfer the mechanical energy of prime mover or other external energy to liquid to increase the energy of liquid, and is mainly used for conveying liquid of water, oil, acid-base liquid, emulsion, suspoemulsion and liquid metal, etc., and can also be used for conveying liquid, gas mixture and liquid containing suspended solid matter, in which the water pump can be extensively used in various fields of industrial and urban water supply and drainage, building engineering, water conservancy engineering and mineral production, etc.
The fixing with the impeller is realized mostly through lock washer and bolt to current water pump, and at practical application's in-process, the overheated lock washer of rotation junction is heated and is dropped, leads to the water pump to break down easily, reduces the life of water pump, takes place the condition that the water pump vibrations lead to the bolt not hard up easily through the bolt tightening, increases the potential safety hazard easily under the condition of long-term use.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
To the not enough of prior art, the utility model discloses an impeller self-lock device of pump to solve the problem that proposes among the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a self-locking device for an impeller of a pump, comprising:
the pump comprises a pump body, wherein one end of the pump body is provided with an input port, the other end of the pump body is provided with an output port, and the top of the pump body is provided with a motor;
the mounting assembly is arranged at the top of the pump body and comprises a fixed cover, a connecting cover is arranged at the top of the fixed cover, bolts are arranged at two ends of the top of the connecting cover, and a motor is fixedly connected to the top of the connecting cover;
the rotating assembly is arranged in an inner cavity of the pump body and comprises a pump shaft, a connecting block is arranged at the bottom of the outer side of the pump shaft, and blades are arranged on the outer side of the connecting block in an array mode.
Preferably, the top of the pump body is fixedly connected with a fixed cover, through holes communicated with each other are formed in the fixed cover and the connecting cover, and the top of the pump shaft penetrates through the through holes and is fixedly sleeved with the output end of the motor.
Preferably, the bottom of the outer side of the pump shaft is provided with a sliding groove, and a sliding block is connected to the inside of the sliding groove in a sliding and inserting manner.
Preferably, a guide groove is formed in the outer side of the pump shaft and communicated with the sliding groove, and an elastic sheet is mounted inside the guide groove.
Preferably, the movable plate is installed to the one end of flexure strip, the skewed tooth is installed to the one end of movable plate, the bottom sliding connection of guide way has the guide block, the bottom fixed connection of guide block and movable plate, the fixture block is installed to the one end of movable plate and the bottom that is located the skewed tooth.
Preferably, the inner wall of the connecting block and the top of the sliding block are provided with oblique tooth grooves, and the oblique tooth grooves and the oblique teeth are the same in size correspondingly.
Preferably, the inner wall array of connecting block installs the slider, the draw-in groove has been seted up at the top of slider one end, the draw-in groove corresponds the same with the size of fixture block.
The utility model discloses an impeller self-lock device of pump, its beneficial effect who possesses as follows:
1. the utility model discloses a be connected through connecting lid and fixed lid between the pump body and the motor, connect lid and fixed lid and pass through bolted connection, easy to assemble and dismantlement go into the spout in the pump shaft outside through the slider card, can realize spacing between pump shaft and the connecting block.
2. The utility model discloses an at motor pivoted in-process, junction between connecting block and the pump shaft can produce the heat, the inside flexure strip of guide way is heated and can expandes, can drive the movable plate after expanding and remove, the movable plate can be spacing through the guide block, the top that the connecting block is close to the slider is provided with oblique tooth's socket, the movable plate removes the in-process, the skewed tooth of one end can block in the oblique tooth's socket of connecting block, through the meshing between skewed tooth and the skewed tooth's socket, can increase the connection between connecting block and the pump shaft, can effectually prevent to drop between pump shaft and the connecting block, fixed in the draw-in groove of slider can be gone into to the fixture block simultaneously, can increase the fixing between connecting block and the pump shaft through the fixture block, can effectually prevent to become flexible, reliable automatic locking function has.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the connection structure of the connection block and the pump shaft of the present invention;
FIG. 3 is a schematic view of the internal structure of the pump shaft of the present invention;
FIG. 4 is a perspective view of the pump shaft structure of the present invention;
FIG. 5 is a bottom view of the internal structure of the pump shaft of the present invention;
fig. 6 is a top view of the internal structure of the connecting block of the present invention.
In the figure: 1. a pump body; 2. an input port; 3. an output port; 4. a motor; 5. a connecting cover; 6. a fixed cover; 7. a bolt; 8. a pump shaft; 9. connecting blocks; 901. a blade; 10. a slider; 11. an elastic sheet; 12. moving the plate; 13. helical teeth; 14. and (7) clamping blocks.
Detailed Description
The embodiment of the utility model discloses impeller self-lock device of pump, as shown in fig. 1-6, include:
the pump comprises a pump body 1, wherein the pump body 1 is a water pump, a pump shaft 8 is driven to rotate by a motor 4, a blade 901 can be driven to rotate by a connecting block 9, liquid can be driven to flow by the blade 901, the liquid is conveyed by an input port 2 through an output port 3, one end of the pump body 1 is provided with the input port 2, the other end of the pump body 1 is provided with the output port 3, the input port 2 is communicated with the output port 3 through the pump body 1, the top of the pump body 1 is provided with the motor 4, the motor 4 is electrically connected with an external control switch, and a power switch of the motor 4 can be turned on and off by an external control switch;
the mounting assembly is arranged at the top of the pump body 1 and comprises a fixing cover 6, a connecting cover 5 is arranged at the top of the fixing cover 6, bolts 7 are arranged at two ends of the top of the connecting cover 5, a motor 4 is fixedly connected to the top of the connecting cover 5, threaded holes with the same size as the bolts 7 are formed in two ends of the connecting cover 5 and the fixing cover 6, and the connecting cover 5 and the fixing cover 6 can be fixed through the bolts 7;
the top of the pump body 1 is fixedly connected with a fixed cover 6, through holes communicated with each other are formed in the fixed cover 6 and the connecting cover 5, the top of the pump shaft 8 penetrates through the through holes and is fixedly sleeved with the output end of the motor 4, the motor 4 is started through an external control switch and can drive the pump shaft 8 to rotate, a bearing is arranged in each through hole, the inner wall of each bearing is fixedly sleeved with the outer side of the pump shaft 8, and friction between the pump shaft 8 and the inner wall of each through hole can be reduced through the corresponding bearing;
the rotating assembly is arranged in the inner cavity of the pump body 1 and comprises a pump shaft 8, a connecting block 9 is arranged at the bottom of the outer side of the pump shaft 8, a circular mounting groove is formed in the top of the connecting block 9, the circular mounting groove corresponds to the pump shaft 8 in the same size, the connecting block 9 can be more attached to the outer side of the pump shaft 8 through the circular mounting groove, blades 901 are arranged on the outer side of the connecting block 9 in an array mode, the contact area between the blades 901 and liquid can be increased, and the blades 901 can drive the liquid to flow through resistance in the rotating process to realize liquid conveying;
an oblique tooth groove is formed in the inner wall of the connecting block 9 and located at the top of the sliding block 10, the size of the oblique tooth groove is the same as that of the oblique tooth 13, the oblique tooth 13 is clamped in a gap of the oblique tooth groove, and the oblique tooth 13 can be limited through the oblique tooth groove to fix the oblique tooth 13;
the inner wall array of the connecting block 9 is provided with the sliding block 10, the top of one end of the sliding block 10 is provided with a clamping groove, the clamping groove corresponds to the clamping block 14 in size, the clamping block 14 is clamped into the clamping groove in the moving process, the sliding block 10 and the moving plate 12 can be fixed, and the inclined teeth 13 are fixed by matching with the inclined tooth grooves, so that the limit between the connecting block 9 and the pump shaft 8 can be increased, and the looseness can be effectively prevented;
the bottom of the outer side of the pump shaft 8 is provided with a sliding groove, a sliding block 10 is slidably inserted into the sliding groove, and the connecting block 9 is sleeved on the outer side of the pump shaft 8 and can be prevented from rotating and loosening on the outer side of the pump shaft 8 through the limiting of the sliding block 10;
the outer side of the pump shaft 8 is provided with a guide groove, the guide groove is communicated with the sliding groove, an elastic sheet 11 is arranged in the guide groove, the elastic sheet 11 is made of thermoplastic resin sheets and can be unfolded when being heated, and has certain elasticity, and the motor 4 drives the pump shaft 8 to rotate, so that heat is generated between the pump shaft 8 and the connecting block 9, and the elastic sheet 11 can be unfolded;
a moving plate 12 is mounted at one end of the elastic sheet 11, an oblique tooth 13 is mounted at one end of the moving plate 12, a guide block is connected to the bottom of the guide groove in a sliding manner, the guide block is fixedly connected with the bottom of the moving plate 12, and a clamping block 14 is mounted at one end of the moving plate 12 and located at the bottom of the oblique tooth 13.
The working principle is as follows: reference is made to figures 1 to 6 in use;
the first step of operation is implemented, the motor 4 is started through an external control switch, the motor 4 drives the pump shaft 8 to rotate, and the pump shaft 8 drives the connecting block 9 to rotate;
in the rotating process, heat is generated between the pump shaft 8 and the connecting block 9, the elastic sheet 11 is heated and unfolded, and the movable plate 12 is driven to slide in the guide groove;
when the moving plate 12 slides to a certain position, the helical teeth 13 at one end are clamped into the helical tooth grooves in the connecting block 9, and the helical teeth 13 and the helical tooth grooves are meshed with each other, so that the pump shaft 8 and the connecting block 9 can be fixed;
meanwhile, the clamping block 14 is clamped into the clamping groove of the sliding block 10 for fixing, so that the limit between the pump shaft 8 and the connecting block 9 can be increased.
The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. An impeller self-locking device of a pump is characterized by comprising:
the pump comprises a pump body (1), wherein an input port (2) is formed in one end of the pump body (1), an output port (3) is formed in the other end of the pump body (1), and a motor (4) is arranged at the top of the pump body (1);
the mounting assembly is arranged at the top of the pump body (1) and comprises a fixed cover (6), a connecting cover (5) is arranged at the top of the fixed cover (6), bolts (7) are arranged at two ends of the top of the connecting cover (5), and a motor (4) is fixedly connected to the top of the connecting cover (5);
the rotating assembly is arranged in an inner cavity of the pump body (1) and comprises a pump shaft (8), a connecting block (9) is arranged at the bottom of the outer side of the pump shaft (8), and blades (901) are arranged on the outer side of the connecting block (9) in an array mode.
2. The impeller self-locking device of the pump according to claim 1, characterized in that: the pump is characterized in that a fixed cover (6) is fixedly connected to the top of the pump body (1), through holes communicated with each other are formed in the fixed cover (6) and the connecting cover (5), and the top of the pump shaft (8) penetrates through the through holes and is fixedly sleeved with the output end of the motor (4).
3. The impeller self-locking device of the pump according to claim 1, characterized in that: the bottom of the outer side of the pump shaft (8) is provided with a sliding groove, and a sliding block (10) is connected to the inside of the sliding groove in a sliding and inserting mode.
4. The impeller self-locking device of the pump according to claim 1, characterized in that: the pump is characterized in that a guide groove is formed in the outer side of the pump shaft (8), the guide groove is communicated with the sliding groove, and an elastic sheet (11) is installed inside the guide groove.
5. The impeller self-locking device of the pump according to claim 4, wherein: moving plate (12) are installed to the one end of flexure strip (11), skewed tooth (13) are installed to the one end of moving plate (12), the bottom sliding connection of guide way has the guide block, the bottom fixed connection of guide block and moving plate (12), fixture block (14) are installed to the one end of moving plate (12) and the bottom that is located skewed tooth (13).
6. The impeller self-locking device of the pump according to claim 1, characterized in that: the inner wall of the connecting block (9) is positioned at the top of the sliding block (10) and is provided with an oblique tooth groove, and the oblique tooth groove and the oblique tooth (13) are correspondingly the same in size.
7. The impeller self-locking device of the pump according to claim 6, wherein: the inner wall array of connecting block (9) installs slider (10), the draw-in groove has been seted up at the top of slider (10) one end, the draw-in groove corresponds the same with the size of fixture block (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123068309.9U CN216477891U (en) | 2021-12-08 | 2021-12-08 | Impeller self-locking device of pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123068309.9U CN216477891U (en) | 2021-12-08 | 2021-12-08 | Impeller self-locking device of pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216477891U true CN216477891U (en) | 2022-05-10 |
Family
ID=81419882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123068309.9U Expired - Fee Related CN216477891U (en) | 2021-12-08 | 2021-12-08 | Impeller self-locking device of pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216477891U (en) |
-
2021
- 2021-12-08 CN CN202123068309.9U patent/CN216477891U/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: 20220510 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |