CN110762028A - Novel mixed cooling type water pump - Google Patents
Novel mixed cooling type water pump Download PDFInfo
- Publication number
- CN110762028A CN110762028A CN201911170194.9A CN201911170194A CN110762028A CN 110762028 A CN110762028 A CN 110762028A CN 201911170194 A CN201911170194 A CN 201911170194A CN 110762028 A CN110762028 A CN 110762028A
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- China
- Prior art keywords
- cooling
- cooling liquid
- power input
- liquid conveying
- conveying cylinder
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
- F04D29/588—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps cooling or heating the machine
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a novel mixed cooling type water pump, wherein two supports are arranged on the upper surface of a mounting plate, a cylindrical shell is arranged at the upper end of each support, a pump body is arranged in each shell, a power input shaft is arranged in each pump body, the left end of the power input shaft is arranged on the left side of each shell, a rotating shaft is rotatably connected with a connecting plate, fan blades are arranged at the inner end of each rotating shaft, a first chain is arranged between three first chain wheels, a cooling pipe is spiral and is arranged on the outer side wall of each pump body, a cooling liquid conveying cylinder and a cooling liquid box are arranged on the upper surface of the mounting plate, one end of each cooling pipe is connected with a liquid outlet of the cooling liquid conveying cylinder, the other end of each cooling pipe is connected with a liquid inlet of the cooling liquid box, the liquid outlet of the cooling liquid box is connected with a liquid inlet of the cooling liquid conveying cylinder through a connecting pipe, the, the service life of the water pump is ensured.
Description
Technical Field
The invention relates to the technical field of water pumps, in particular to a novel mixed cooling type water pump.
Background
The water pump is composed of a pump cavity, an impeller, a motor, an inlet and outlet pipeline and the like, the motor rotates after being electrified so as to drive the impeller in the pump cavity to rotate, and the pipeline liquid enters the pump cavity through the inlet of the water pump and flows out from the outlet after the power of the rotating impeller is increased, so that the water pump has a liquid conveying function and is used for meeting the requirement of pipeline flow;
the existing water pump disclosed in the application number CN201822188885.9 adopts a mode of separating a driving component of the water pump connected with a power supply from a driven component contacted with water, a rotating magnetic field is generated after the rotating magnetic field generator is electrified, the rotating magnetic field drives a magnetic ring positioned in water to rotate, so as to drive an impeller to rotate, a water flow channel is formed in a water pump cover, a water pumping function is realized, and the purpose of water-electricity separation is achieved, thereby realizing the technical effects of avoiding water leakage of the water pump, having good safety performance, simple structure, easy maintenance and cost reduction, further solving the technical problems of inconvenience and high cost caused by the fact that the water pump is easy to leak electricity and poor in safety and a water pump motor needs to be sealed in the prior art, but the water pump can generate heat during operation, and the heat cannot be timely dissipated to affect the service life of the water pump due to heat accumulation, in the prior art, the cooling mode is single, heat generated by the water pump cannot be dissipated in time, and the service life of the water pump can be influenced.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the existing defects, and provide a novel mixed cooling type water pump, which can timely dissipate the heat generated by the water pump by adopting a mixed cooling mode, ensure the service life of the water pump and effectively solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a novel mixed cooling type water pump comprises a mounting plate, a first cooling unit and a second cooling unit;
mounting a plate: the upper surface of the mounting plate is provided with two supports, the upper ends of the supports are provided with cylindrical shells, a pump body is arranged in each shell, a power input shaft is arranged in each pump body, the left end of each power input shaft is arranged on the left side of each shell, the right end of each power input shaft penetrates through each pump body and is arranged on the right side of each shell, a gear is arranged on the part, arranged in each pump body, of each power input shaft, the left side wall and the right side wall of each shell are respectively provided with two through holes, and the four corners of;
a first cooling unit: the first cooling unit comprises fan blades, rotating shafts, connecting plates, first chains and first chain wheels, the number of the connecting plates is two, the connecting plates are respectively arranged in two through holes in the right side wall of the shell, the rotating shafts are arranged on the connecting plates, the rotating shafts are rotatably connected with the connecting plates, the fan blades are arranged at the inner ends of the rotating shafts, the number of the first chain wheels is three, the first chain wheels are respectively arranged at the outer ends of the two rotating shafts and the right end of the power input shaft, and the first chains are arranged between the three first chain wheels;
a second cooling unit: the second cooling unit comprises a cooling liquid conveying cylinder, a cooling pipe and a cooling liquid box, the cooling pipe is spiral and is arranged on the outer side wall of the pump body, the cooling liquid conveying cylinder and the cooling liquid box are both arranged on the upper surface of the mounting plate, one end of the cooling pipe is connected with a liquid outlet of the cooling liquid conveying cylinder, the other end of the cooling pipe is connected with a liquid inlet of the cooling liquid box, a liquid outlet of the cooling liquid box is connected with a liquid inlet of the cooling liquid conveying cylinder through a connecting pipe, and the cooling liquid conveying cylinder is provided with a cooling liquid conveying unit;
when the cooling device is used, the external power can drive the power input shaft to rotate, so that the gear can be driven to rotate, water can be driven to move from the liquid inlet to the liquid outlet, in the gear rotating process, heat is generated due to friction between the power input shaft and the pump body, the first chain wheel is driven to rotate by the power input shaft, the first chain wheel can drive the other two first chain wheels to rotate by the first chain, so that the rotating shaft can be driven to rotate, the rotating shaft can drive the fan blades to rotate, so that the air flow at the position of the pump body can be accelerated, so that accelerated cooling can be realized, cooling liquid can be extracted from the cooling liquid tank to the cooling liquid conveying cylinder by the cooling liquid conveying unit, the cooling liquid can enter the cooling liquid tank after circulating along the cooling pipe under the action of the cooling liquid conveying unit, and the cooling can be accelerated by the circulation of the cooling liquid along the cooling pipe, carry out the hybrid cooling through first cooling unit and second cooling unit and can in time dispel the heat that the water pump produced, guarantee the life of water pump.
Furthermore, the cooling liquid conveying unit comprises two second chain wheels, two connecting shafts and two second chains, the connecting shafts are arranged in the cooling liquid conveying cylinder, one end of each connecting shaft is rotatably connected with the right side wall of the cooling liquid conveying cylinder, the other end of each connecting shaft penetrates through the left side wall of the cooling liquid conveying cylinder and is arranged on the left side of the cooling liquid conveying cylinder, and are respectively arranged on the end part of the connecting shaft and the power input shaft, a second chain is arranged between the two second chain wheels, six scraping plates are arranged on the part of the connecting shaft arranged in the cooling liquid conveying cylinder at equal angles, the power input shaft drives the second chain wheel to rotate, the second chain wheel drives the connecting shaft to rotate through the second chain, the rotating shaft drives the scraper to rapidly rotate, the pressure inside the coolant feed cylinder can thus be reduced, so that the coolant can be drawn from the coolant tank and can be used for feeding the coolant.
Furthermore, the mosquito net further comprises two insect nets, wherein the two insect nets are respectively arranged in the two through holes on the left side wall of the shell and can be used for preventing mosquitoes from entering the shell.
Furthermore, the power input joint is also included, and the power input joint is one, is arranged at the left end of the power input shaft and can be used for connecting an external power source.
Further, still include inlet tube and inlet tube connector, the lateral wall of the pump body is arranged in to the inlet tube, and the one end intercommunication pump body of inlet tube, the other end of inlet tube pass the shell and are equipped with the inlet tube connector, can be used for making things convenient for water to get into the pump body.
The water pump further comprises a water outlet pipe and a water outlet pipe connector, wherein the water outlet pipe is arranged on the side wall of the pump body, one end of the water outlet pipe is communicated with the pump body, and the other end of the water outlet pipe penetrates through the shell to be provided with the water outlet pipe connector and can be used for facilitating water to be discharged out of the pump body.
Furthermore, the water purifier also comprises two one-way valves which are respectively arranged on the water inlet pipe and the water outlet pipe and can be used for ensuring the one-way flow of water.
Furthermore, the mounting device also comprises four mounting bolts which are respectively arranged in the mounting holes on the mounting plate and can be used for mounting the mounting plate.
Compared with the prior art, the invention has the beneficial effects that: this neotype mixed cooling formula water pump has following benefit:
1. the first cooling unit is arranged, the first chain wheels are driven to rotate through the power input shaft, the first chain wheels drive the other two first chain wheels to rotate through the first chains, so that the rotating shaft can be driven to rotate, the rotating shaft can drive the fan blades to rotate, the air flow at the pump body can be accelerated, and accelerated cooling can be performed;
2. still set up the second cooling unit, through coolant liquid conveying unit from coolant liquid incasement extraction coolant liquid to coolant liquid transport cylinder, under coolant liquid conveying unit's effect, the coolant liquid can follow the cooling tube and circulate the back and get into the coolant liquid incasement, can accelerate through the circulation of coolant liquid along the cooling tube and cool off, mix the cooling through first cooling unit and second cooling unit and can in time loose the heat that the water pump produced, guarantee the life of water pump.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the back structure of the present invention;
FIG. 3 is a schematic view of the internal structure of the present invention;
FIG. 4 is a schematic cross-sectional view of a cooling fluid delivery cartridge according to the present invention.
In the figure: the device comprises a mounting plate 1, a support 2, a shell 3, a first cooling unit 4, fan blades 41, a rotating shaft 42, a connecting plate 43, a first chain 44, a first chain wheel 45, a second cooling unit 5, a cooling liquid conveying cylinder 51, a cooling pipe 52, a cooling liquid box 53, a cooling liquid conveying unit 6, a second chain wheel 61, a connecting shaft 62, a second chain 63, an insect-proof net 7, a power input joint 8, a power input shaft 9, a one-way valve 10, a water inlet pipe 11, a water inlet pipe joint 12, a water outlet pipe 13, a water outlet pipe joint 14, a pump body 15, a gear 16, a scraper 17 and a mounting bolt 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a novel mixed cooling type water pump comprises a mounting plate 1, a first cooling unit 4 and a second cooling unit 5;
mounting plate 1: the upper surface of the mounting plate 1 is provided with two supports 2, the upper ends of the supports 2 are provided with cylindrical shells 3, a pump body 15 is arranged in the shells 3, a power input shaft 9 is arranged in the pump body 15, the left end of the power input shaft 9 is arranged on the left side of the shells 3, the right end of the power input shaft 9 penetrates through the pump body 15 and is arranged on the right side of the shells 3, a gear 16 is arranged on the part of the power input shaft 9 arranged in the pump body 15, the left side wall and the right side wall of the shells 3 are respectively provided with two through holes, and four corners of the mounting plate;
first cooling unit 4: the first cooling unit 4 comprises two fan blades 41, a rotating shaft 42, a connecting plate 43, first chains 44 and first chain wheels 45, the connecting plate 43 is respectively arranged in two through holes on the right side wall of the shell 3, the rotating shaft 42 is arranged on the connecting plate 43, the rotating shaft 42 is rotatably connected with the connecting plate 43, the fan blades 41 are arranged at the inner end of the rotating shaft 42, the three first chain wheels 45 are respectively arranged at the outer ends of the two rotating shafts 42 and the right end of the power input shaft 9, the first chains 44 are arranged between the three first chain wheels 45, when in use, external power can drive the power input shaft 9 to rotate, so as to drive the gear 16 to rotate, so as to drive water to move from the liquid inlet to the liquid outlet, in the rotating process of the gear 16, friction is generated between the gear and the pump body 15 to generate heat, the first chain wheels 45 are driven to rotate by the power input shaft 9, the first chain wheels 45 can drive the other two first chain wheels 45 to rotate by the first chains, thereby driving the rotating shaft 42 to rotate, and the rotating shaft 42 will drive the fan blades 41 to rotate, so that the air flow at the pump body 15 can be accelerated, and accelerated cooling can be performed;
second cooling unit 5: the second cooling unit 5 comprises a cooling liquid conveying cylinder 51, a cooling pipe 52 and a cooling liquid tank 53, wherein the cooling pipe 52 is spiral and is arranged on the outer side wall of the pump body 15, the cooling liquid conveying cylinder 51 and the cooling liquid tank 53 are arranged on the upper surface of the mounting plate 1, one end of the cooling pipe 52 is connected with a liquid outlet of the cooling liquid conveying cylinder 51, the other end of the cooling pipe 52 is connected with a liquid inlet of the cooling liquid tank 53, a liquid outlet of the cooling liquid tank 53 is connected with a liquid inlet of the cooling liquid conveying cylinder 51 through a connecting pipe, the cooling liquid conveying cylinder 51 is provided with a cooling liquid conveying unit 6, cooling liquid can be extracted from the cooling liquid tank 53 to the cooling liquid conveying cylinder 51 through the cooling liquid conveying unit 6, under the action of the cooling liquid conveying unit 6, the cooling liquid can enter the cooling liquid tank 53 after circulating along the cooling pipe 52, cooling can be accelerated through circulation of the cooling liquid along the cooling pipe 52, and heat generated by the water pump can be timely dissipated through mixed cooling of the first cooling unit 4 and, the service life of the water pump is ensured.
Wherein, the cooling liquid conveying unit 6 comprises a second chain wheel 61, a connecting shaft 62 and a second chain 63, the connecting shaft 62 is arranged in the cooling liquid conveying cylinder 51, one end of the connecting shaft 62 is rotatably connected with the right side wall of the cooling liquid conveying cylinder 51, the other end of the connecting shaft 62 penetrates through the left side wall of the cooling liquid conveying cylinder 51 and is arranged at the left side of the cooling liquid conveying cylinder 51, the number of the second chain wheels 61 is two, and the two second chain wheels are respectively arranged at the end part of the connecting shaft 62 and the power input shaft 9, the second chain 63 is arranged between the two second chain wheels 61, six scraping plates 17 are arranged at equal angles on the part of the connecting shaft 62 arranged in the cooling liquid conveying cylinder 51, the second chain wheels 61 are driven by the power input shaft 9 to rotate, the second chain wheels 61 drive the connecting shaft 62 to rotate by the second chain 63, the rotating shaft 62 drives the scraping plates 17 to rotate rapidly, so as to reduce, so that the cooling liquid can be drawn from the cooling liquid tank 53 and can be used for conveying the cooling liquid.
The mosquito net comprises a shell 3 and is characterized by further comprising two insect-proof nets 7, wherein the two insect-proof nets 7 are respectively arranged in the two through holes in the left side wall of the shell 3 and can be used for preventing mosquitoes from entering the shell 3.
The power input joint 8 is arranged at the left end of the power input shaft 9 and can be used for being connected with an external power source.
Wherein, still include inlet tube 11 and inlet tube connector 12, inlet tube 11 is arranged in the lateral wall of the pump body 15, and the one end of inlet tube 11 communicates the pump body 15, and the other end of inlet tube 11 passes shell 3 and is equipped with inlet tube connector 12, can be used for making things convenient for water to get into the pump body 15.
The water pump further comprises a water outlet pipe 13 and a water outlet pipe connector 14, the water outlet pipe 13 is arranged on the side wall of the pump body 15, one end of the water outlet pipe 13 is communicated with the pump body 15, and the other end of the water outlet pipe 13 penetrates through the shell 3 to be provided with the water outlet pipe connector 14 and can be used for facilitating water to be discharged out of the pump body 15.
The water purifier further comprises two check valves 10, wherein the two check valves 10 are respectively arranged on the water inlet pipe 11 and the water outlet pipe 13 and can be used for ensuring the one-way flow of water.
The mounting structure further comprises four mounting bolts 18, wherein the four mounting bolts 18 are respectively arranged in the mounting holes in the mounting plate 1 and can be used for mounting the mounting plate 1.
When in use: the external power can drive the power input shaft 9 to rotate, so as to drive the gear 16 to rotate, so as to drive water to move from the liquid inlet to the liquid outlet, in the rotating process of the gear 16, the gear can rub against the pump body 15 to generate heat, the power input shaft 9 drives the first chain wheel 45 to rotate, the first chain wheel 45 drives the other two first chain wheels 45 to rotate through the first chain 44, so as to drive the rotating shaft 42 to rotate, the rotating shaft 42 can drive the fan blades 41 to rotate, so as to accelerate the air flow at the pump body 15, so as to accelerate cooling, the cooling liquid can be extracted from the cooling liquid tank 53 to the cooling liquid conveying cylinder 51 through the cooling liquid conveying unit 6, the cooling liquid can enter the cooling liquid tank 53 after circulating along the cooling pipe 52 under the action of the cooling liquid conveying unit 6, and the cooling can be accelerated through the circulation of the cooling liquid along the cooling pipe 52, carry out hybrid cooling through first cooling unit 4 and second cooling unit 5 and can in time dispel the heat that the water pump produced, guarantee the life of water pump.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a novel mixed cooling formula water pump which characterized in that: comprises a mounting plate (1), a first cooling unit (4) and a second cooling unit (5);
mounting plate (1): the upper surface of the mounting plate (1) is provided with two supports (2), the upper ends of the supports (2) are provided with cylindrical shells (3), pump bodies (15) are arranged in the shells (3), power input shafts (9) are arranged in the pump bodies (15), the left ends of the power input shafts (9) are arranged on the left sides of the shells (3), the right ends of the power input shafts (9) penetrate through the pump bodies (15) and are arranged on the right sides of the shells (3), gears (16) are arranged on the parts, arranged inside the pump bodies (15), of the power input shafts (9), two through holes are formed in the left side wall and the right side wall of each shell (3), and four corners of the mounting plate (1) are provided with mounting holes respectively;
first cooling unit (4): the first cooling unit (4) comprises fan blades (41), a rotating shaft (42), two connecting plates (43), first chains (44) and first chain wheels (45), the connecting plates (43) are respectively arranged in the two through holes in the right side wall of the shell (3), the rotating shaft (42) is arranged on the connecting plates (43), the rotating shaft (42) is rotatably connected with the connecting plates (43), the fan blades (41) are arranged at the inner end of the rotating shaft (42), the first chain wheels (45) are three and are respectively arranged at the outer ends of the two rotating shafts (42) and the right end of the power input shaft (9), and the first chains (44) are arranged between the three first chain wheels (45);
second cooling unit (5): the second cooling unit (5) comprises a cooling liquid conveying cylinder (51), a cooling pipe (52) and a cooling liquid box (53), wherein the cooling pipe (52) is spiral and is arranged on the outer side wall of the pump body (15), the upper surface of the mounting plate (1) is arranged on the cooling liquid conveying cylinder (51) and the cooling liquid box (53), one end of the cooling pipe (52) is connected with a liquid outlet of the cooling liquid conveying cylinder (51), the other end of the cooling pipe (52) is connected with a liquid inlet of the cooling liquid box (53), the liquid outlet of the cooling liquid box (53) is connected with the liquid inlet of the cooling liquid conveying cylinder (51) through a connecting pipe, and the cooling liquid conveying unit (6) is arranged on the cooling liquid conveying cylinder (51).
2. The novel hybrid cooling water pump according to claim 1, characterized in that: the cooling liquid conveying unit (6) comprises a second chain wheel (61), a connecting shaft (62) and a second chain (63), the connecting shaft (62) is arranged in the cooling liquid conveying cylinder (51), one end of the connecting shaft (62) is rotatably connected with the right side wall of the cooling liquid conveying cylinder (51), the other end of the connecting shaft (62) penetrates through the left side wall of the cooling liquid conveying cylinder (51) to be arranged on the left side of the cooling liquid conveying cylinder (51), the number of the second chain wheels (61) is two, the end portions of the connecting shaft (62) and the power input shaft (9) are respectively arranged on, the second chain (63) is arranged between the two second chain wheels (61), and six scraping plates (17) are arranged on the connecting shaft (62) in the inner portion of the cooling liquid conveying cylinder (51) at equal angles.
3. The novel hybrid cooling water pump according to claim 1, characterized in that: the anti-insect net is characterized by further comprising two anti-insect nets (7), wherein the two anti-insect nets (7) are respectively arranged in the two through holes in the left side wall of the shell (3).
4. The novel hybrid cooling water pump according to claim 1, characterized in that: the power input joint (8) is also included, and the power input joint (8) is one and is arranged at the left end of the power input shaft (9).
5. The novel hybrid cooling water pump according to claim 1, characterized in that: still include inlet tube (11) and inlet tube connector (12), the lateral wall of the pump body (15) is arranged in inlet tube (11), and the one end intercommunication pump body (15) of inlet tube (11), the other end of inlet tube (11) pass shell (3) and are equipped with inlet tube connector (12).
6. The novel hybrid cooling water pump according to claim 1, characterized in that: the water pump further comprises a water outlet pipe (13) and a water outlet pipe connector (14), wherein the water outlet pipe (13) is arranged on the side wall of the pump body (15), one end of the water outlet pipe (13) is communicated with the pump body (15), and the other end of the water outlet pipe (13) penetrates through the shell (3) and is provided with the water outlet pipe connector (14).
7. The novel hybrid cooling water pump according to claim 5, characterized in that: the water inlet and outlet device is characterized by further comprising two check valves (10), wherein the two check valves (10) are respectively arranged on the water inlet pipe (11) and the water outlet pipe (13).
8. The novel hybrid cooling water pump according to claim 1, characterized in that: the mounting structure is characterized by further comprising four mounting bolts (18), wherein the four mounting bolts (18) are respectively arranged in the mounting holes in the mounting plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911170194.9A CN110762028A (en) | 2019-11-26 | 2019-11-26 | Novel mixed cooling type water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911170194.9A CN110762028A (en) | 2019-11-26 | 2019-11-26 | Novel mixed cooling type water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110762028A true CN110762028A (en) | 2020-02-07 |
Family
ID=69339537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911170194.9A Withdrawn CN110762028A (en) | 2019-11-26 | 2019-11-26 | Novel mixed cooling type water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110762028A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117588445A (en) * | 2024-01-19 | 2024-02-23 | 浙江浙能迈领环境科技有限公司 | Vortex type methanol circulating pump with high sealing performance |
-
2019
- 2019-11-26 CN CN201911170194.9A patent/CN110762028A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117588445A (en) * | 2024-01-19 | 2024-02-23 | 浙江浙能迈领环境科技有限公司 | Vortex type methanol circulating pump with high sealing performance |
| CN117588445B (en) * | 2024-01-19 | 2024-04-05 | 浙江浙能迈领环境科技有限公司 | Vortex type methanol circulating pump with high sealing performance |
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Application publication date: 20200207 |