CN219639021U - Bilateral two-head gear ratchet peristaltic pump - Google Patents
Bilateral two-head gear ratchet peristaltic pump Download PDFInfo
- Publication number
- CN219639021U CN219639021U CN202320649849.6U CN202320649849U CN219639021U CN 219639021 U CN219639021 U CN 219639021U CN 202320649849 U CN202320649849 U CN 202320649849U CN 219639021 U CN219639021 U CN 219639021U
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- Prior art keywords
- gear
- roller
- support
- pump cover
- ratchet
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- 230000002572 peristaltic effect Effects 0.000 title claims abstract description 27
- 230000002146 bilateral effect Effects 0.000 title claims abstract description 5
- 238000005192 partition Methods 0.000 claims description 12
- 230000009977 dual effect Effects 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 230000035939 shock Effects 0.000 abstract description 3
- 239000012530 fluid Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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- Reciprocating Pumps (AREA)
Abstract
The utility model discloses a bilateral two-end gear ratchet peristaltic pump which comprises a gear ring, a gear support, a sun gear, a planetary gear, a roller support, rollers, a motor support, a motor and a ratchet wheel, wherein the ratchet wheel is arranged at the position of the central gap of the sun gear, the planetary gear is arranged around the sun gear and meshed with the sun gear, the gear support is arranged at the upper part of the planetary gear and downwards extends to form a planetary gear shaft, the planetary gear is arranged on the planetary gear shaft, the roller support is arranged at the upper part of the gear support, the gear support can drive the roller support to axially rotate, the rollers are arranged on the roller support, a pump cover is arranged at the upper part of the gear ring, a hose is arranged between the pump cover and the rollers, the outlet end and the inlet end of the hose extend to the outside of the pump cover from the side part of the pump cover, and the outer wall of the roller is pressed to the side wall of the hose and forces the hose to elastically deform. The utility model can improve the transmission efficiency, enhance the shock resistance and the vibration resistance, and ensure that the peristaltic pump moves stably.
Description
Technical Field
The utility model relates to a peristaltic pump product, in particular to a double-sided double-head gear ratchet peristaltic pump.
Background
Peristaltic pumps are devices for delivering fluids by alternately squeezing and releasing an elastic delivery hose, which are used in many production and living areas. The peristaltic pump is low in transmission efficiency when conveying liquid, and is easy to shake in the process of conveying the liquid.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides the peristaltic pump with the double-sided double-head gear ratchet wheel, which can improve the transmission efficiency, strengthen the shock resistance and the vibration resistance and ensure that the peristaltic pump moves stably.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides a bilateral two-head gear ratchet peristaltic pump, includes pump head, motor support and installs the motor between the motor support, the pump head includes planetary gear assembly and roller subassembly, planetary gear assembly includes ring gear, gear support, sun gear and planetary gear, roller subassembly includes roller support and gyro wheel, the output shaft of motor passes motor support and be provided with the ratchet, the ratchet sets up the centre vacated position of sun gear, planetary gear sets up around the sun gear and with sun gear intermesh, the gear support sets up planetary gear's upper portion, gear support downwardly extending has the planetary gear axle, planetary gear installs planetary gear epaxial, the roller support sets up gear support's upper portion, gear support can drive roller support axial rotation, the gyro wheel is installed on the roller support, the pump head is installed on the ring gear, the upper portion is provided with the lid, be provided with the hose between pump lid and the gyro wheel, the exit end of hose and the entry end all extend to the hose from the lateral part of pump lid to the outside of pump lid, the hose is forced to be connected to the hose is connected to the outer wall under the side wall of pump lid under the pressure.
As the preferable technical scheme, the inner side wall of the sun gear is provided with inner teeth, the ratchet wheel is provided with an inner groove, a spring piece is arranged in the inner groove, a ratchet wheel pin is arranged on the ratchet wheel, and the ratchet wheel pin is positioned in the inner groove.
As an optimal technical scheme, the roller bracket is provided with a roller mounting shaft, and the roller is mounted on the roller mounting shaft.
As the preferable technical scheme, the roller support comprises a roller support upper plate, a roller support lower plate, a roller support connecting shaft and a roller support reinforcing rib plate, wherein the roller support connecting shaft and the roller support reinforcing rib plate are connected between the roller support upper plate and the roller support lower plate, and two ends of the roller mounting shaft are respectively arranged on the roller support upper plate and the roller support lower plate.
As the preferable technical scheme, the gear bracket upper portion upwards extends has gear bracket latch, the lower part downwardly extending of gyro wheel support has gyro wheel bracket latch and gyro wheel bracket location drum, gear bracket latch with gyro wheel bracket latch intermeshing, gear bracket latch inside wall support to gyro wheel bracket location drum lateral wall.
As the preferable technical scheme, the pump cover is provided with a buckle, the gear ring is provided with a gear ring fastening part matched with the buckle, and the buckle is fastened on the gear ring fastening part and further fixes the pump cover on the gear ring.
As the preferable technical scheme, be provided with inside baffle between gear support and the gyro wheel support, the intermediate position of inside baffle is provided with the middle through-hole of baffle, gear support latch and gyro wheel support latch follow pass in the middle through-hole of baffle and the outer wall of gear support latch and gyro wheel support latch supports the inside wall of leaning on the middle through-hole of baffle, inside baffle with the ring gear is integrated into one piece.
As a preferred solution, the end of the hose extending outside the pump cover is provided with a hose connection.
As a preferable technical scheme, the pump cover inner shaft extends downwards from the upper wall of the pump cover inner part, the middle position of the roller bracket is provided with a roller center hole, the pump cover inner shaft is inserted into the roller center hole, and the roller can rotate around the pump cover inner shaft.
As a preferable technical scheme, two through grooves for placing a hose in and out are formed in the pump cover, and the hose extends from one through groove into the pump cover, extends along the inner wall of the pump cover, and further extends from the other through groove to the outside of the pump cover.
The beneficial effects of the utility model are as follows: the utility model provides a double-sided double-head gear ratchet peristaltic pump, which drives a roller bracket to rotate by arranging a planetary gear assembly, so that the transmission efficiency can be improved, the shock resistance and vibration resistance can be enhanced, and the peristaltic pump can move stably.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of a dual sided two-head gear ratchet peristaltic pump according to a first embodiment of the present utility model;
FIG. 2 is a cross-sectional view provided by an embodiment of the present utility model;
FIG. 3 is a schematic diagram of an assembly according to an embodiment of the present utility model;
FIG. 4 is a schematic view of the structure of the pump cover of the present utility model;
FIG. 5 is a schematic view of the structure of the ring gear of the present utility model;
FIG. 6 is a schematic view of the gear rack of the present utility model;
fig. 7 is a schematic structural view of a roller bracket according to the present utility model.
Detailed Description
The conception, specific structure, and technical effects produced by the present utility model will be clearly and completely described below with reference to the embodiments and the drawings to fully understand the objects, features, and effects of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and that other embodiments obtained by those skilled in the art without inventive effort are within the scope of the present utility model based on the embodiments of the present utility model. In addition, all the coupling/connection relationships referred to in the patent are not direct connection of the single-finger members, but rather, it means that a better coupling structure can be formed by adding or subtracting coupling aids depending on the specific implementation. The technical features in the utility model can be interactively combined on the premise of no contradiction and conflict.
Example 1
Referring to fig. 1-7, an embodiment of the present utility model provides a dual-sided two-end ratchet peristaltic pump, comprising a pump head, a motor support 6 and a motor 7 mounted between the motor supports 6, the pump head comprising a planetary gear assembly and a roller assembly, the planetary gear assembly comprising a gear ring 4, a gear support 41, a sun gear 43 and a planetary gear 42, the roller assembly comprising a roller support 2 and a roller 5, the output shaft of the motor 7 passing through the motor support 6 and being provided with a ratchet wheel 8, the ratchet wheel 8 being disposed at a location of the sun gear 43 that is free from the middle, the planetary gear 42 having three gears, the planetary gear 42 being disposed around the sun gear 43 and intermeshed with the sun gear 43, the gear support 41 being disposed at an upper portion of the planetary gear 42, the gear support 41 extending downward with a planetary gear shaft 44, the roller support 2 being disposed at an upper portion of the gear support 41, the gear support 41 being rotatable in an axial direction of the roller 2, the roller support 5 having three rollers 5 mounted on the pump support 4 and being mounted on the roller 1, the pump end cap 1 being mounted on the hose end portion of the pump end, the roller 5 being forced to the hose end 1 being mounted on the hose end cap 1, the pump end cap 1 being mounted on the hose end cap 1 being forced to the pump end 1, the roller end cap 5 being mounted on the pump end cap 1 being pressed against the roller end cap 1, the lower part of the pump cover 2 is fixedly connected with the upper part of the gear ring 4.
The roller support 2 comprises a roller support upper plate 21, a roller support lower plate 22, a roller support connecting shaft 23 and a roller support reinforcing rib plate 24, wherein the roller support connecting shaft 23 and the roller support reinforcing rib plate 24 are connected between the roller support upper plate 21 and the roller support lower plate 22, and two ends of the roller mounting shaft 23 are respectively arranged on the roller support upper plate 21 and the roller support lower plate 22.
The inside wall of the sun gear 43 is provided with internal teeth, the ratchet wheel 8 is provided with an internal groove, a spring piece 81 is arranged in the internal groove, a ratchet wheel pin 82 is arranged on the ratchet wheel 8, the ratchet wheel pin 82 is positioned in the internal groove, after being ejected out of the internal groove by the spring piece 81, the ratchet wheel pin 82 is engaged with the inside wall of the sun gear 43, and the ratchet wheel 8 is driven to rotate along with the motor 7, so that the sun gear 43 is driven to rotate.
Further, the upper portion of the gear bracket 41 extends upwards to form a gear bracket latch 411, the lower portion of the roller bracket 2 extends downwards to form a roller bracket latch 201 and a roller bracket positioning cylinder 202, the gear bracket latch 411 is meshed with the roller bracket latch 201, and the inner side wall of the gear bracket latch 411 abuts against the outer side wall of the roller bracket positioning cylinder 202.
An inner partition plate 403 is further arranged between the gear support 41 and the roller support 2, a partition plate middle through hole 402 is formed in the middle position of the inner partition plate 403, the gear support latch 411 and the roller support latch 201 pass through the partition plate middle through hole 402, the outer walls of the gear support latch 411 and the roller support latch 201 are propped against the inner side wall of the partition plate middle through hole 402, and the inner partition plate 403 and the gear ring 4 are integrally formed pieces.
Further, a buckle 13 is provided on the pump cover 1, a ring gear fastening portion 401 matching with the buckle 13 is provided on the ring gear 4, and the buckle 13 is fastened on the ring gear fastening portion 401 and further fixes the pump cover 1 on the ring gear 4.
The pump cover 1 is characterized in that the upper wall of the inside of the pump cover 1 is downwards extended to form a pump cover inner shaft 11, a roller center hole is formed in the middle of the roller bracket 2, the pump cover inner shaft 11 is inserted into the roller center hole, and the roller 5 can rotate around the pump cover inner shaft 11.
Further, two through grooves 12 for placing the hose 3 in and out are formed in the pump cover 1, and the hose 3 extends from one through groove 12 into the pump cover and extends along the inner wall of the pump cover, and further extends from the other through groove 12 to the outside of the pump cover.
The motor 7 is fixedly arranged at the bottom of the motor bracket 6 through motor screws 71, and the motor bracket 6 fixes the gear ring 4 at the upper part of the motor bracket 6 through stabilizing screws 61.
It should be noted that the factors influencing the flow rate of the pump head may be the rotational speed of the roller bracket, the size of the gap between the roller and the pump cover, the nature of the fluid, the wall thickness diameter of the hose, the number of rollers, the length of the hose rolled by the roller, and so on.
When the utility model is embodied, after the motor 7 is electrified, when the right ratchet wheel 8 on the motor output shaft rotates clockwise, the pump head A moves, the pump head B does not move, the elastic sheet 81 on the right ratchet wheel 8 ejects the ratchet wheel pin 82 out of the inner groove to drive the sun wheel 43 to move clockwise, the rotation of the sun wheel 43 drives the planetary gear 42 to move clockwise, the planetary gear 42 drives the gear bracket 41 to rotate clockwise, the gear bracket 41 drives the roller bracket 2 to move clockwise, the roller 5 of the roller bracket 2 performs peristaltic extrusion on the hose 3 in the rotating process, and liquid is sucked from one end of the hose 3 and output from the other end, so that the function of pumping the fluid is realized.
Example 2
The embodiment is basically the same as embodiment 1, and has the difference that when the motor 7 is powered on and the left ratchet wheel 9 on the output shaft of the motor rotates anticlockwise, the pump head a does not move, the pump head B moves, the elastic sheet 81 on the left ratchet wheel 9 ejects the ratchet pin 82 out of the inner groove to drive the sun wheel 43 to move anticlockwise, the rotation of the sun wheel 43 drives the planet gear 42 to move anticlockwise, the planet gear 42 drives the gear bracket 41 to rotate anticlockwise, the gear bracket 41 drives the roller bracket 2 to move anticlockwise, the roller 5 of the roller bracket 2 performs peristaltic extrusion on the hose 3 in the rotating process, and liquid is sucked from one end of the hose 3 and output from the other end, so that the function of pumping the fluid is realized.
While the preferred embodiment of the present utility model has been described in detail, the present utility model is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present utility model, and the equivalent modifications or substitutions are included in the scope of the present utility model as defined in the appended claims.
Claims (10)
1. A bilateral two-head gear ratchet peristaltic pump is characterized in that: including pump head, motor support and install the motor between the motor support, the pump head includes planetary gear assembly and roller assembly, planetary gear assembly includes ring gear, gear support, sun gear and planetary gear, roller assembly includes roller support and gyro wheel, the output shaft of motor passes motor support and be provided with the ratchet, the ratchet sets up the centre vacated position of sun gear, planetary gear sets up around the sun gear and with sun gear intermeshing, gear support sets up the upper portion of planetary gear, gear support downwardly extending has the planetary gear axle, the planetary gear is installed on the planetary gear axle, the roller support sets up the upper portion of gear support, the gear support can drive roller support axial rotation, the gyro wheel is installed on the roller support, the pump head is installed on the ring gear, ring gear upper portion is provided with the pump cover, be provided with the hose between pump cover and the gyro wheel, the exit end and the entry end of hose all extend to the outside of pump cover from the lateral part of pump cover to the outside of pump cover, the planetary gear is installed on the roller is installed to the roller support, the hose is connected with the hose portion under forcing to the side wall under the pump cover, the hose connection is forced to the flexible coupling.
2. The dual sided two-headed gear ratchet peristaltic pump of claim 1 wherein: the inner side wall of the sun gear is provided with inner teeth, the ratchet wheel is provided with an inner groove, a spring piece is arranged in the inner groove, a ratchet wheel pin is arranged on the ratchet wheel, and the ratchet wheel pin is positioned in the inner groove.
3. The dual sided two-headed gear ratchet peristaltic pump of claim 1 wherein: the roller support is provided with a roller mounting shaft, and the roller is mounted on the roller mounting shaft.
4. A dual sided two-headed gear ratchet peristaltic pump as claimed in claim 3, wherein: the roller support comprises a roller support upper plate, a roller support lower plate, a roller support connecting shaft and a roller support reinforcing rib plate, wherein the roller support connecting shaft and the roller support reinforcing rib plate are connected between the roller support upper plate and the roller support lower plate, and two ends of the roller mounting shaft are respectively arranged on the roller support upper plate and the roller support lower plate.
5. The dual sided two-headed gear ratchet peristaltic pump of claim 1 wherein: the gear rack is characterized in that gear rack teeth extend upwards from the upper part of the gear rack, roller rack teeth and a roller rack positioning cylinder extend downwards from the lower part of the roller rack, the gear rack teeth are meshed with the roller rack teeth, and the inner side wall of the gear rack teeth is propped against the outer side wall of the roller rack positioning cylinder.
6. The dual sided two-headed gear ratchet peristaltic pump of claim 1 wherein: the pump cover is provided with a buckle, the gear ring is provided with a gear ring fastening part matched with the buckle, and the buckle is fastened on the gear ring fastening part and further fixes the pump cover on the gear ring.
7. The dual sided two-headed gear ratchet peristaltic pump of claim 1 wherein: an inner partition plate is arranged between the gear support and the roller support, a partition plate middle through hole is formed in the middle of the inner partition plate, the gear support clamping teeth and the roller support clamping teeth penetrate through the partition plate middle through hole, the outer walls of the gear support clamping teeth and the roller support clamping teeth are propped against the inner side walls of the partition plate middle through hole, and the inner partition plate and the gear ring are integrally formed pieces.
8. The dual sided two-headed gear ratchet peristaltic pump of claim 1 wherein: the end of the hose extending outside the pump cover is provided with a hose connector.
9. The dual sided two-headed gear ratchet peristaltic pump of claim 1 wherein: the pump cover is characterized in that the pump cover inner shaft extends downwards from the upper wall of the pump cover inner part, a roller center hole is formed in the middle of the roller bracket, the pump cover inner shaft is inserted into the roller center hole, and the roller can rotate around the pump cover inner shaft.
10. The dual sided two-headed gear ratchet peristaltic pump of claim 1 wherein: the pump cover is provided with two through grooves for placing hoses to enter and exit, and the hoses extend into the pump cover from one through groove, extend along the inner wall of the pump cover, and further extend to the outside of the pump cover from the other through groove.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2023201499632 | 2023-01-13 | ||
| CN202320149963 | 2023-01-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219639021U true CN219639021U (en) | 2023-09-05 |
Family
ID=87815639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320649849.6U Active CN219639021U (en) | 2023-01-13 | 2023-03-21 | Bilateral two-head gear ratchet peristaltic pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219639021U (en) |
-
2023
- 2023-03-21 CN CN202320649849.6U patent/CN219639021U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |