CN117514894B - Transmission device of axial flow pump - Google Patents
Transmission device of axial flow pump Download PDFInfo
- Publication number
- CN117514894B CN117514894B CN202311535339.7A CN202311535339A CN117514894B CN 117514894 B CN117514894 B CN 117514894B CN 202311535339 A CN202311535339 A CN 202311535339A CN 117514894 B CN117514894 B CN 117514894B
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- pump
- transmission
- inner cavity
- protective shell
- pipe
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 42
- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 230000006835 compression Effects 0.000 claims abstract description 19
- 238000007906 compression Methods 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 12
- 230000000712 assembly Effects 0.000 claims abstract description 3
- 238000000429 assembly Methods 0.000 claims abstract description 3
- 230000001681 protective effect Effects 0.000 claims description 49
- 238000002347 injection Methods 0.000 claims description 19
- 239000007924 injection Substances 0.000 claims description 19
- 239000007788 liquid Substances 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 11
- 230000001502 supplementing effect Effects 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 6
- 108010043121 Green Fluorescent Proteins Proteins 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 230000007423 decrease Effects 0.000 claims 1
- 239000010687 lubricating oil Substances 0.000 abstract description 8
- 238000005299 abrasion Methods 0.000 abstract description 4
- 238000005507 spraying Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D3/00—Axial-flow pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A transmission device of an axial flow pump. The invention relates to the technical field of transmission devices, and discloses a pump body which comprises a pump shell, wherein connecting pipes are arranged on the top and bottom surfaces of the middle part of the pump shell, two mutually meshed impellers are movably arranged in an inner cavity of the pump shell, the axes of the two impellers are fixedly sleeved with roll shafts, driven gears coaxially sleeved at the outer ends of the two roll shafts are meshed, and push-pull assemblies are arranged on the outer walls of the two driven gears; the invention is beneficial to the driven gear to drive the limiting block to synchronously rotate around the shaft in the transmission process by the transmission mechanism, the linkage rod is pulled or pushed to reciprocate along the inner cavity of the storage pipe to stretch out and draw back, and the automatic feeding and automatic spraying processes of the inner cavity of the storage pipe are realized in the process that the compression rod stretches out and draws back along the inner cavity of the storage pipe, so that the transmission gear is continuously self-lubricated, lubricating oil can be recycled in a reciprocating manner, and the abrasion of the contact part of the gear is greatly reduced.
Description
Technical Field
The invention relates to the technical field of transmission devices, in particular to a transmission device of an axial flow pump.
Background
The impeller of the axial flow pump is provided with 2-7 blades, and rotates in a circular tube-shaped pump shell, and the pump shell at the upper part of the impeller is provided with a fixed guide vane for eliminating the rotation motion of liquid, so that the liquid is changed into axial motion, and the kinetic energy of the rotation motion is converted into a device of pressure energy;
The current chinese patent of public number CN205371011U discloses a transmission of axial-flow pump, including the motor cabinet, a pedestal, the blotter, the axle sleeve, the transmission shaft platform, the transmission shaft, the screw hole, the screw rod, shell and the filler of making an uproar falls, be equipped with base and transmission shaft platform on the motor cabinet, be equipped with the transmission shaft on the transmission shaft platform, transmission shaft and motor cabinet junction are equipped with the axle sleeve, the base lower extreme is equipped with the blotter, be equipped with a plurality of screw holes on the base, threaded hole is equipped with the screw rod, the screw rod passes the blotter downwards, the motor cabinet outside is equipped with the shell, be equipped with the filler of making an uproar falls between shell and the motor cabinet, vibration friction has been reduced, noise pollution has been reduced, and life has been prolonged.
However, the transmission device for axial flow pump output provided in the market at present still has certain defects in the use process: the roller shaft coaxially sleeved with the impeller is driven by the gears meshed with each other, and the friction force of the gear contact part is larger in the high-speed driving process of the multiple gears, so that the roller shaft and the gear sleeved with the roller shaft are subjected to larger torque, the temperature of the surface of the gear is rapidly increased, the rigidity of the gear is reduced, and the abrasion of the gear contact part is increased.
Therefore, the problem we need to solve is how to achieve continuous self-lubricating operation of the transmission gear when running.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a transmission device of an axial flow pump, which aims to solve the problems that in the transmission device in the prior art, the friction force of a gear contact part is large, so that a roll shaft and a gear sleeved with the roll shaft are subjected to large torque, the temperature of the surface of the gear is rapidly increased, the rigidity is reduced, and the abrasion of the gear contact part is aggravated.
The invention provides the following technical scheme: the transmission device of the axial flow pump comprises a pump body, wherein the pump body comprises a pump shell, connecting pipes are arranged on the top and bottom surfaces of the middle part of the pump shell, two impellers meshed with each other are movably arranged in an inner cavity of the pump shell, and the axes of the two impellers are fixedly sleeved with roll shafts; the outer wall of one end of the pump shell is provided with a transmission mechanism, the transmission mechanism comprises a protective shell, a driving motor, a fixing frame, driving gears, driven gears and a push-pull assembly, the protective shell is fixedly connected with the pump shell, the driving motor is fixedly arranged on the outer wall of the protective shell through the fixing frame, an output shaft of the driving motor movably penetrates through the side wall of the protective shell and then is fixedly sleeved with the driving gears, the top of the driving gear is meshed with one of the driven gears, the driven gears coaxially sleeved at the outer ends of two roller shafts are meshed with each other, and the push-pull assemblies are arranged on the outer walls of the two driven gears;
The push-pull assembly comprises a limiting block, a linkage rod, a universal joint and a limiting bolt, wherein the limiting block is fixedly connected to the edge of the outer wall of the driven gear, the limiting block is movably clamped with one end of the linkage rod, the linkage rod movably penetrates through the universal joint arranged in the wall of the protective shell, and the other end of the linkage rod is movably connected with the compression rod through the limiting bolt;
Injection mechanisms are arranged on the left side wall and the right side wall of the protective shell, each injection mechanism comprises a storage pipe, a compression rod, a conveying pipe, an injection pipe and a fixing rod, the storage pipes are fixedly arranged on the protective shell through the fixing rods, the compression rods are movably sleeved in inner cavities of the storage pipes, and one ends, far away from the compression rods, of the storage pipes are provided with the injection pipes and the fixing rods which are communicated with the inner cavities of the storage pipes; in addition, the injection pipe extends to the top of the driven gear after penetrating through the wall body of the protective shell, and the fixing rod is communicated with the inner cavity of the storage box after penetrating through the side wall of the storage box.
Furthermore, the roll shaft movably penetrates through the side walls of the pump shell and the protective shell, sealing rings are arranged at the joints of the roll shaft and the side walls of the pump shell, and sealing is also arranged between the output shaft of the driving motor and the side walls of the protective shell, so that liquid or gas leakage is avoided.
Further, the pipe diameter of the injection pipe is smaller than that of the conveying pipe, so that the pressure in the inner cavity of the storage pipe is gradually reduced and negative pressure is formed in the process that the compression rod stretches outwards along the inner cavity of the storage pipe.
Further, the universal joint is made of rubber, and is sealed with the contact portion of the protective shell and the linkage rod.
Further, a feeding mechanism is further arranged at the bottom of the protective shell and comprises a storage box and a filter element, wherein the storage box is fixedly connected with the protective shell, threads of the filter element are sleeved at the middle part of the bottom surface of the protective shell, a liquid inlet end of the filter element is communicated with an inner cavity of the protective shell, and a liquid outlet end of the filter element movably penetrates through the top of the storage box and is communicated with the inner cavity of the storage box.
Further, the feeding mechanism further comprises a spring and a floating plate, wherein the spring is installed on the bottom surface of the inner cavity of the storage box, the floating plate is fixedly connected to the top end of the spring, a through hole located under the liquid draining end of the filter element is formed in the middle of the floating plate, and the aperture of the through hole on the surface of the floating plate is larger than that of the liquid draining end of the filter element.
Further, the feeding mechanism further comprises a pressure detector and a material supplementing pipe, wherein two groups of pressure detectors are arranged on the inner wall of the storage box from top to bottom, the pressure detectors are used for detecting the extrusion force of the floating plate and generating pressure sensing information, the output ends of the pressure detectors are electrically connected with the input end of a controller arranged on the outer top wall of the pump shell, the output end of the controller is electrically connected with the input end of an indicator lamp arranged at the top of the controller, and the material supplementing pipe is arranged at the top of the outer wall of the storage box.
Further, the indicator lamp comprises a red fluorescent lamp and a green fluorescent lamp.
The invention has the technical effects and advantages that:
The invention is beneficial to the driven gear to drive the limiting block to synchronously rotate around the shaft in the transmission process by the transmission mechanism, so that the linkage rod lifts or pushes the compression rod to do reciprocating telescopic motion along the inner cavity of the storage pipe, and the automatic feeding and automatic spraying processes of the inner cavity of the storage pipe are realized in the process that the compression rod stretches outwards along the inner cavity of the storage pipe, so that the transmission gear is continuously self-lubricated, lubricating oil can be recycled in a reciprocating manner, the abrasion of a gear contact part is greatly reduced, and the effective utilization rate of the lubricating oil is improved.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic view of the whole structure and a partial cross section of the present invention.
Fig. 3 is a schematic diagram of the structure of fig. 2 a according to the present invention.
Fig. 4 is a schematic diagram of the structure of fig. 2B according to the present invention.
Fig. 5 is a schematic view of the structure of fig. 2 at C according to the present invention.
Fig. 6 is a schematic view of the pump casing and its internal structure according to the present invention.
The reference numerals are: 1. a pump body; 101. a pump housing; 102. connecting pipe; 103. an impeller; 104. a roll shaft; 2. a transmission mechanism; 201. a protective shell; 202. a driving motor; 203. a fixing frame; 204. a drive gear; 205. a driven gear; 206. a push-pull assembly; 2061. a limiting block; 2062. a linkage rod; 2063. a universal joint; 2064. a limit bolt; 3. an injection mechanism; 301. a storage tube; 302. a compression rod; 303. a material conveying pipe; 304. a jet pipe; 305. a fixed rod; 4. a feeding mechanism; 401. a storage bin; 402. a filter element; 403. a spring; 404. a floating plate; 405. a pressure detector; 406. a material supplementing pipe; 5. a controller; 6. an indicator light.
Detailed Description
The embodiments of the present invention will be clearly and completely described below with reference to the drawings in the present invention, and the configurations of the structures described in the following embodiments are merely examples, and the transmission device of an axial flow pump according to the present invention is not limited to the structures described in the following embodiments, and all other embodiments obtained by a person skilled in the art without any inventive effort are within the scope of the present invention.
Referring to fig. 1-6, the invention provides a transmission device of an axial flow pump, which comprises a pump body 1, wherein the pump body 1 comprises a pump shell 101, connecting pipes 102 are respectively arranged on the top and bottom surfaces of the middle part of the pump shell 101, two mutually meshed impellers 103 are movably arranged in an inner cavity of the pump shell 101, and the axes of the two impellers 103 are fixedly sleeved with a roll shaft 104; the outer wall of one end of the pump shell 101 is provided with a transmission mechanism 2, the transmission mechanism 2 comprises a protective shell 201, a driving motor 202, a fixing frame 203, a driving gear 204, driven gears 205 and a push-pull assembly 206, wherein the protective shell 201 is fixedly connected with the pump shell 101, the driving motor 202 is fixedly arranged on the outer wall of the protective shell 201 through the fixing frame 203, an output shaft of the driving motor 202 movably penetrates through the side wall of the protective shell 201 and then is fixedly sleeved with the driving gear 204, the top of the driving gear 204 is meshed with one of the driven gears 205, the driven gears 205 coaxially sleeved at the outer ends of the two roll shafts 104 are meshed, and the push-pull assembly 206 is arranged on the outer walls of the two driven gears 205;
The push-pull assembly 206 comprises a limiting block 2061, a linkage rod 2062, a universal joint 2063 and a limiting bolt 2064, wherein the limiting block 2061 is fixedly connected to the edge of the outer wall of the driven gear 205, the limiting block 2061 is movably clamped with one end of the linkage rod 2062, the linkage rod 2062 movably penetrates through the universal joint 2063 arranged in the wall body of the protective shell 201, and the other end of the linkage rod 2062 is movably connected with the compression rod 302 through the limiting bolt 2064;
Injection mechanisms 3 are arranged on the left side wall and the right side wall of the protective shell 201, each injection mechanism 3 comprises a storage pipe 301, a compression rod 302, a conveying pipe 303, an injection pipe 304 and a fixing rod 305, wherein the storage pipe 301 is fixedly arranged on the protective shell 201 through the fixing rod 305, the compression rod 302 is movably sleeved in an inner cavity of the storage pipe 301, and one end, far away from the compression rod 302, of the storage pipe 301 is provided with the injection pipe 304 and the fixing rod 305 which are communicated with the inner cavity of the storage pipe 301; in addition, the injection pipe 304 extends to the top of the driven gear 205 after penetrating through the wall body of the protective shell 201, and the fixing rod 305 is communicated with the inner cavity of the storage box 401 after penetrating through the side wall of the storage box 401.
In this embodiment, it should be specifically described that the roll shaft 104 movably penetrates through the side walls of the pump housing 101 and the protective housing 201, and sealing rings are disposed at the connection positions of the roll shaft and the protective housing 201, and sealing is also disposed between the output shaft of the driving motor 202 and the side walls of the protective housing 201 to avoid leakage of liquid or gas;
The pipe diameter of the injection pipe 304 is smaller than that of the conveying pipe 303, so that the pressure in the inner cavity of the storage pipe 301 is gradually reduced and negative pressure is formed in the process that the compression rod 302 extends outwards along the inner cavity of the storage pipe 301;
The universal joint 2063 is made of rubber, and seals with the contact portion between the protective case 201 and the link lever 2062.
Referring to fig. 2 and 5, a feeding mechanism 4 is further installed at the bottom of the protective shell 201, the feeding mechanism 4 comprises a storage box 401 and a filter element 402, the storage box 401 is fixedly connected with the protective shell 201, the filter element 402 is in threaded sleeve joint with the middle of the bottom surface of the protective shell 201, the liquid inlet end of the filter element 402 is communicated with the inner cavity of the protective shell 201, and the liquid outlet end of the filter element 402 movably penetrates through the top of the storage box 401 and is communicated with the inner cavity of the storage box 401;
The feeding mechanism 4 further comprises a spring 403 and a floating plate 404, wherein the spring 403 is installed on the bottom surface of the inner cavity of the storage box 401, the floating plate 404 is fixedly connected to the top end of the spring 403, a through hole positioned right below the liquid discharge end of the filter element 402 is formed in the middle of the floating plate 404, and the aperture of the through hole on the surface of the floating plate 404 is larger than that of the liquid discharge end of the filter element 402;
The feeding mechanism 4 further comprises a pressure detector 405 and a material supplementing pipe 406, two groups of pressure detectors 405 which are arranged up and down are arranged on the inner wall of the storage box 401, the pressure detectors 405 are used for detecting the extrusion force of the floating plate 404 and generating pressure sensing information, the output end of each pressure detector 405 is electrically connected with the input end of a controller 5 arranged on the outer top wall of the pump shell 101, the output end of each controller 5 is electrically connected with the input end of an indicator lamp 6 arranged on the top of each controller, and the material supplementing pipe 406 is arranged on the top of the outer wall of the storage box 401;
The indicator lamp 6 includes a red fluorescent lamp and a green fluorescent lamp.
The working principle of the invention is as follows:
The rear driving motor 202 of the starting device starts to drive, and then the output shaft of the driving motor 202 drives the driving gear 204 connected with the driving motor to rotate, and then the driving gear 204 drives a driven gear 205 meshed with the top of the driving gear, so that the driven gear 205 coaxially sleeved at the outer ends of the two roll shafts 104 and meshed with the two roll shafts rotates reversely, the gap between the two impellers 103 is gradually reduced, gas in the pump shell 101 is pumped into the gap between the impellers 103, after the gas enters the impellers 103, the rotation of the impellers 103 also drives the gas to rotate, the gas is compressed and discharged, and the rotation of the impellers 103 discharges the gas to an outlet to form circulating gas flow;
Along with the transmission of the driven gear 205, the limiting block 2061 fixedly connected to the outer wall edge of the limiting block 2061 synchronously rotates around the axis of the driven gear 205, so that the pressure of the inner cavity of the storage pipe 301 gradually increases in the process of compressing the inner cavity of the storage pipe 301 along the inner cavity of the storage pipe 301, partial lubricating oil in the inner cavity of the storage pipe 301 is sprayed to the surface of the driven gear 205 through the spraying pipe 304 to automatically lubricate the surface of the driven gear 205 in the transmission process, and the automatic lubrication process is accompanied with the transmission process of the whole driven gear 205;
the lubricating oil sprayed on the surface of the driven gear 205 is finally settled at the bottom of the inner cavity of the protective shell 201, and is filtered by the filter element 402 to permeate into the inner cavity of the storage box 401 for collection again so as to be recycled in the lubrication process;
Along with the continuous consumption of the lubricating oil in the inner cavity of the storage box 401, the spring 403 is acted by elastic potential energy to drive the floating plate 404 to move downwards along the inner wall of the storage box 401 until the side wall of the floating plate 404 touches the pressure detector 405 arranged below the inner wall of the storage box 401, the pressure detector 405 below the pressure detector generates pressure sensing information and outputs a first pressure sensing signal to the controller 5, the controller 5 receives the first pressure sensing signal to output a control instruction for the indicator lamp 6, and the red fluorescent lamp in the indicator lamp 6 is controlled to be on so as to warn that the lubricating oil in the inner cavity of the storage box 401 is insufficient at the moment, and the need of liquid supply is urgent;
Conversely, when the material is injected into the storage tank 401 through the material supplementing pipe 406, along with the increase of the material stored in the storage tank 401, the floating plate 404 stretches the traction spring 403 upwards until the side wall of the floating plate 404 touches the pressure detector 405 arranged above the inner wall of the storage tank 401, at this time, the pressure detector 405 above generates pressure sensing information and outputs a second pressure sensing signal to the controller 5, the controller 5 receives the second pressure sensing signal and outputs a control instruction to the indicator lamp 6, and the green fluorescent lamp in the indicator lamp 6 is controlled to be turned on so as to warn that the lubricating oil storage amount in the inner cavity of the storage tank 401 is sufficient at this time, and the liquid supply is stopped.
The above is only one preferred specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art will be within the technical scope of the present invention; equivalent substitutions or modifications are made according to the technical plan of the present invention and its modified idea, which should be included under the protection of the present invention.
Claims (8)
1. The transmission device of the axial flow pump comprises a pump body (1), wherein the pump body (1) comprises a pump shell (101), connecting pipes (102) are respectively arranged on the top and bottom surfaces of the middle part of the pump shell (101), two mutually meshed impellers (103) are movably arranged in an inner cavity of the pump shell (101), and the axes of the two impellers (103) are fixedly sleeved with a roll shaft (104); the outer wall of pump case (101) one end is installed drive mechanism (2), drive mechanism (2) are including protective housing (201), driving motor (202), mount (203), drive gear (204), driven gear (205) and push-and-pull subassembly (206), its characterized in that: the protective shell (201) is fixedly connected with the pump shell (101), the driving motor (202) is fixedly installed on the outer wall of the protective shell (201) through the fixing frame (203), an output shaft of the driving motor (202) movably penetrates through the side wall of the protective shell (201) and then is fixedly sleeved with the driving gear (204), the top of the driving gear (204) is meshed with one of the driven gears (205), driven gears (205) coaxially sleeved at the outer ends of the two roll shafts (104) are meshed, and push-pull assemblies (206) are installed on the outer walls of the two driven gears (205);
The push-pull assembly (206) comprises a limiting block (2061), a linkage rod (2062), a universal joint (2063) and a limiting bolt (2064), wherein the limiting block (2061) is fixedly connected to the edge of the outer wall of the driven gear (205), the limiting block (2061) is movably clamped with one end of the linkage rod (2062), the linkage rod (2062) movably penetrates through the universal joint (2063) arranged in the wall body of the protective shell (201), and the other end of the linkage rod (2062) is movably connected with the compression rod (302) through the limiting bolt (2064);
Injection mechanisms (3) are arranged on the left side wall and the right side wall of the protective shell (201), each injection mechanism (3) comprises a storage pipe (301), a compression rod (302), a conveying pipe (303), an injection pipe (304) and a fixing rod (305), the storage pipes (301) are fixedly arranged on the protective shell (201) through the fixing rods (305), the compression rods (302) are movably sleeved in the inner cavities of the storage pipes (301), and one ends, far away from the compression rods (302), of the storage pipes (301) are provided with the injection pipes (304) and the fixing rods (305) which are communicated with the inner cavities of the storage pipes (301); in addition, the injection pipe (304) is fixedly penetrated through the wall body of the protective shell (201) and then extends to the top of the driven gear (205), and the fixed rod (305) is fixedly penetrated through the side wall of the storage box (401) and then is communicated with the inner cavity of the storage box (401).
2. A transmission for an axial flow pump as defined in claim 1, wherein: the roll shaft (104) movably penetrates through the side walls of the pump shell (101) and the protective shell (201), sealing rings are arranged at the joints of the roll shaft and the protective shell, and sealing is also arranged between the output shaft of the driving motor (202) and the side walls of the protective shell (201) so as to avoid liquid or gas leakage.
3. A transmission for an axial flow pump as defined in claim 1, wherein: the pipe diameter of the injection pipe (304) is smaller than that of the conveying pipe (303), so that in the process that the compression rod (302) stretches outwards along the inner cavity of the storage pipe (301), the pressure in the inner cavity of the storage pipe (301) gradually decreases and negative pressure is formed.
4. A transmission for an axial flow pump as defined in claim 1, wherein: the universal joint (2063) is made of rubber and is sealed with the contact part of the protective shell (201) and the linkage rod (2062).
5. A transmission for an axial flow pump as defined in claim 1, wherein: the bottom of protective housing (201) is still installed feeding mechanism (4), feeding mechanism (4) are including storage box (401) and filter core (402), wherein storage box (401) carry out fixed connection with protective housing (201), the middle part in protective housing (201) bottom surface is cup jointed to filter core (402) screw thread, and the feed liquor end of filter core (402) communicates with each other with protective housing (201) inner chamber, and the flowing back end activity of filter core (402) runs through storage box (401) top and communicates with each other with storage box (401) inner chamber.
6. The transmission of an axial flow pump of claim 5, wherein: the feeding mechanism (4) further comprises a spring (403) and a floating plate (404), wherein the spring (403) is installed on the bottom surface of the inner cavity of the storage box (401), the floating plate (404) is fixedly connected to the top end of the spring (403), a through hole located under the liquid discharge end of the filter element (402) is formed in the middle of the floating plate (404), and the aperture of the through hole on the surface of the floating plate (404) is larger than that of the liquid discharge end of the filter element (402).
7. The transmission of an axial flow pump of claim 5, wherein: the feeding mechanism (4) further comprises a pressure detector (405) and a material supplementing pipe (406), wherein two groups of pressure detectors (405) are arranged on the inner wall of the storage box (401) up and down, the pressure detectors (405) are used for detecting extrusion force of the floating plate (404) and generating pressure sensing information, the output end of each pressure detector (405) is electrically connected with the input end of a controller (5) arranged on the outer top wall of the pump shell (101), the output end of each controller (5) is electrically connected with the input end of an indicator lamp (6) arranged at the top of each controller, and the material supplementing pipe (406) is arranged at the top of the outer wall of the storage box (401).
8. The transmission of an axial flow pump of claim 7, wherein: the indicator lamp (6) comprises a red fluorescent lamp and a green fluorescent lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311535339.7A CN117514894B (en) | 2023-11-17 | 2023-11-17 | Transmission device of axial flow pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311535339.7A CN117514894B (en) | 2023-11-17 | 2023-11-17 | Transmission device of axial flow pump |
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| Publication Number | Publication Date |
|---|---|
| CN117514894A CN117514894A (en) | 2024-02-06 |
| CN117514894B true CN117514894B (en) | 2024-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311535339.7A Active CN117514894B (en) | 2023-11-17 | 2023-11-17 | Transmission device of axial flow pump |
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| JPH08100788A (en) * | 1994-09-29 | 1996-04-16 | Ishikawajima Harima Heavy Ind Co Ltd | Lubricating oil device for turbo compressor |
| CN106460557A (en) * | 2014-02-07 | 2017-02-22 | 赛峰飞机发动机公司 | Turbine engine provided with a lubrication unit |
| CN208123055U (en) * | 2018-04-03 | 2018-11-20 | 山东名盾防爆装备科技有限公司 | Emulsion pump external air-cooled radiator |
| CN111059447A (en) * | 2019-12-27 | 2020-04-24 | 荆门微田智能科技有限公司 | Can realize lubricating oil cyclic utilization's wiper for high-speed railway |
| CN212509460U (en) * | 2020-07-02 | 2021-02-09 | 河南省黄河防爆起重机有限公司 | Crane trolley with self-lubricating structure |
| CN113357345A (en) * | 2021-06-23 | 2021-09-07 | 东莞市顶呱呱智能锁业有限公司 | Low-noise speed reducer |
| CN216242210U (en) * | 2021-11-09 | 2022-04-08 | 哈酷如玛精密机械(上海)有限公司 | Precision gear transmission device convenient for adding lubricating oil |
| CN114704492A (en) * | 2022-04-25 | 2022-07-05 | 远东双诚风机(江苏)有限公司 | High-temperature and high-pressure resistant efficient centrifugal fan |
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| CN117514894A (en) | 2024-02-06 |
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