CN116717465A - Hydraulic pump capable of realizing bidirectional variable - Google Patents
Hydraulic pump capable of realizing bidirectional variable Download PDFInfo
- Publication number
- CN116717465A CN116717465A CN202310731082.6A CN202310731082A CN116717465A CN 116717465 A CN116717465 A CN 116717465A CN 202310731082 A CN202310731082 A CN 202310731082A CN 116717465 A CN116717465 A CN 116717465A
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- Prior art keywords
- filter screen
- filter
- interception
- pipe
- oil
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- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 17
- 238000007789 sealing Methods 0.000 claims description 59
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 239000007779 soft material Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 239000003921 oil Substances 0.000 abstract description 77
- 239000012535 impurity Substances 0.000 abstract description 40
- 239000010720 hydraulic oil Substances 0.000 abstract description 19
- 230000000712 assembly Effects 0.000 abstract description 8
- 238000000429 assembly Methods 0.000 abstract description 8
- 238000004140 cleaning Methods 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 description 16
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 229910052742 iron Inorganic materials 0.000 description 7
- 238000001914 filtration Methods 0.000 description 4
- 230000002950 deficient Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000034 method 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
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/20—Filtering
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Details Of Reciprocating Pumps (AREA)
Abstract
The application relates to a hydraulic pump capable of realizing bidirectional variable, which comprises a pump body and two blocking-back filter assemblies, wherein the two blocking-back filter assemblies are respectively arranged at an oil suction port and an oil outlet of the pump body, through the arrangement of the blocking-back filter assemblies, when the oil suction port and the oil outlet of the hydraulic pump are exchanged, an interception filter screen can intercept impurities which are filtered by the filter screen and accumulated on one side of the filter screen, and prevent the impurities from flowing into a hydraulic system, on one hand, the impurities can be prevented from damaging an executive element and flowing back into a hydraulic oil tank, on the other hand, a worker does not need to specially clean the impurities filtered by the blocking-back filter assemblies due to the exchange of the oil suction port and the oil outlet, so that unnecessary cleaning is reduced, the working efficiency is improved, and if the worker forgets to electrify an electromagnet due to negligence, the electromagnet can be electrified automatically when the pump body is started, and the interception filter screen can effectively intercept the impurities.
Description
Technical Field
The application relates to a hydraulic pump, in particular to a hydraulic pump capable of realizing bidirectional variable, which is applied to the field of power equipment.
Background
A hydraulic pump is a type of hydraulic component that provides pressurized fluid to a hydraulic transmission, and is a type of pump. Its function is to convert the mechanical energy of power machine (such as electric motor and internal combustion engine) into the pressure energy of liquid. The hydraulic pump capable of realizing bidirectional variable is a hydraulic pump with an oil suction port and an oil outlet capable of being exchanged (the original oil suction port is changed into the oil outlet, and the original oil outlet is changed into the oil suction port).
The hydraulic pump generally can set up filter component for impurity in the filtration hydraulic oil prevents impurity damage pump body, but to the hydraulic pump of but two-way variable, when oil suction port and oil-out are exchanged, the flow direction of liquid also can change for by filter component interception, accumulative impurity can flow into hydraulic system and flow into actuating element along with hydraulic oil, not only damage actuating element easily, still can lead to impurity to flow back to hydraulic tank again, if want to avoid this phenomenon, need clear up filter component when exchanging oil suction port and oil-out, not only can influence work efficiency, still can cause unnecessary clearance, improve filter component's clearance frequency, increase unnecessary work load. Thus, we are a hydraulic pump that can implement bi-directional variables.
Content of the application
Aiming at the prior art, the technical problems to be solved by the application are as follows: when the oil suction port and the oil outlet are exchanged, the filtering component needs to be cleaned, otherwise, a large amount of filtered impurities can flow into the hydraulic system.
In order to solve the problems, the application provides a hydraulic pump capable of realizing bidirectional variable, which comprises a pump body and two blocking filter assemblies, wherein the two blocking filter assemblies are respectively arranged at an oil suction port and an oil outlet of the pump body, each blocking filter assembly comprises a square filter pipe, two ends of each filter pipe are communicated with a connecting pipe, each filter pipe is communicated with the oil suction port or the oil outlet of the pump body through the connecting pipe, a filter screen is fixedly arranged in each filter pipe, a blocking structure is arranged on each filter pipe and comprises a supporting box arranged at the bottom of each filter pipe, an interception filter screen matched with each filter pipe is arranged on the outer wall of the top end of each supporting box in a penetrating manner, each interception filter screen penetrates through the outer wall of the bottom end of each filter pipe, each interception filter screen is connected with the outer walls of the supporting box and each filter pipe in a sliding sealing manner, an electromagnet is fixedly arranged in each supporting box, and the bottom end of each interception filter screen is fixedly connected with a linkage magnet.
In the hydraulic pump capable of realizing the bidirectional variable, when the oil suction port and the oil outlet are exchanged, the filtered impurities cannot flow to the executing element even if the blocking-back filtering assembly is not cleaned.
As a further improvement of the application, the interception filter screen is positioned at one side of the filter screen away from the oil suction port or the oil outlet of the pump body, the interception filter screen is positioned at one side of the filter screen away from the oil suction port for the interception filter element connected with the oil suction port of the pump body, the interception filter screen is positioned at one side of the filter screen away from the oil outlet for the interception filter element connected with the oil outlet of the pump body, and the top end of the interception filter screen is flush with the inner wall of the bottom end of the filter tube.
As a further improvement of the application, the support rod is fixedly arranged in the connecting pipe at one side of the filter screen far away from the interception filter screen, the power-on switch is fixedly arranged on the support rod, the support rod is provided with the inclined trigger plate, the trigger plate is hinged with the support rod, the power-on switch is connected with the electromagnet in a wireless signal manner, and the power-on switch and the trigger plate are positioned at one side of the support rod far away from the filter screen, so that the interception filter screen can effectively intercept impurities, and the practicability is greatly improved.
As a further improvement of the application, the outer cover of the power-on switch is provided with an elastic sealing cover which is fixedly connected with the supporting rod in a sealing way, the elastic sealing cover can play a role in sealing and protecting the power-on switch from being damaged by hydraulic oil, and the trigger plate can automatically reset under the action of the elastic force of the elastic sealing cover after the pump body stops running so as to release the trigger of the power-on switch.
As a further improvement of the application, the inner walls at the two sides of the filter pipe are fixedly connected with the edge sealing gaskets, the two edge sealing gaskets are respectively positioned at the two sides of the interception filter screen, the interception filter screen is in sliding sealing connection with the edge sealing gaskets, and the edge sealing gaskets can strengthen the sealing performance at the joint of the interception filter screen and the inner wall of the filter pipe and improve the interception effect on impurities.
As another improvement of the application, the top end of the filter tube is provided with an opening, the top end of the filter tube is provided with a top cover matched with the top end of the filter tube, the top cover is provided with a U shape, and the top cover is fixedly connected with the filter tube through bolts, so that the top end of the filter tube can be opened by removing the top cover, the filtered and intercepted impurities in the filter tube are convenient to clean, the inner side of the top cover is provided with a top sealing gasket matched with the top sealing gasket, and the top sealing gasket can strengthen the tightness of the joint of the top cover and the filter tube and prevent hydraulic oil from leaking.
As a further improvement of the application, the outer walls of the two sides of the filter tube are fixedly connected with the connecting inner plates, the top end of the supporting box is fixedly connected with the two connecting outer plates, the two connecting outer plates respectively correspond to the two supporting boxes, and the connecting outer plates are fixedly connected with the corresponding supporting boxes through bolts.
As a further improvement supplement of the application, the outer wall of the bottom end of the filter pipe is provided with two auxiliary taking sealing plates matched with the interception filter screen in a penetrating way, the two auxiliary taking sealing plates are respectively positioned at two sides of the interception filter screen, and the auxiliary taking sealing plates are in sliding sealing connection with the outer wall of the filter pipe.
As a further improvement of the application, the connecting pipe consists of a matched hose body and a hard pipe body, the hose body is fixedly connected with the hard pipe body, the hard pipe body is positioned on the side of the hose body away from the filter pipe, the hose body is made of soft materials, and the hard pipe body is made of hard materials.
As a further improvement supplement of the application, the bottom end of the connecting pipe at the side of the filter screen far away from the interception filter screen is communicated with an oil discharge pipe, the oil discharge pipe is arranged on a hard pipe body in the connecting pipe, and the bottom end of the oil discharge pipe is provided with a sealing cover matched with the oil discharge pipe.
In summary, according to the application, by the arrangement of the blocking structure, when the oil suction port and the oil outlet of the hydraulic pump are exchanged, the blocking filter screen can intercept impurities which are filtered by the filter screen and accumulated on one side of the filter screen, and prevent the impurities from flowing into the hydraulic system, on one hand, the impurities can be prevented from damaging the actuating element and flowing back into the hydraulic oil tank, on the other hand, the staff does not need to specially clean the impurities filtered by the blocking filter assembly because of the exchange of the oil suction port and the oil outlet, so that unnecessary cleaning can be reduced, the working efficiency can be improved, and if the staff forgets to electrify the electromagnet due to negligence, the electromagnet can be electrified automatically when the pump body is started, the blocking filter screen can intercept the impurities effectively, the practicability is greatly improved, and the filtered and accumulated impurities in the filter pipe are convenient to take out.
Drawings
FIG. 1 is a schematic perspective view of a first embodiment of a back filter assembly according to the present application;
FIG. 2 is a schematic cross-sectional side view of a filter tube according to a first embodiment of the present application;
FIG. 3 is a schematic cross-sectional elevation view of a filter tube according to a first embodiment of the present application;
FIG. 4 is a pictographic variation of the oil suction port and the oil outlet of the pump body in the first embodiment of the application, as compared with the time-exchanged filter tube;
FIG. 5 is a schematic cross-sectional view of a connecting pipe according to a first embodiment of the present application;
FIG. 6 is a schematic perspective view of a second embodiment of a return filter assembly according to the present application;
FIG. 7 is an enlarged schematic view of the structure of FIG. 6A according to the present application;
FIG. 8 is a schematic view showing a structure of a connecting pipe according to a second embodiment of the present application;
FIG. 9 is a schematic cross-sectional elevation view of a filter tube in accordance with a second embodiment of the present application;
fig. 10 is a schematic top cross-sectional view of a secondary access panel according to a second embodiment of the present application.
The reference numerals in the figures illustrate:
101. a filter tube; 102. a connecting pipe; 1021. a hose body; 1022. a hard tube body; 103. a filter screen; 201. a supporting box; 202. intercepting a filter screen; 203. an electromagnet; 204. a linkage magnet; 205. an edge gasket; 206. a support rod; 207. a power-on switch; 208. a trigger plate; 209. an elastic sealing cover; 301. a top cover; 302. a top gasket; 401. connecting an inner plate; 402. connecting an outer plate; 403. taking a sealing plate; 404. and an oil discharge pipe.
Detailed Description
Two embodiments of the present application will be described in detail with reference to the accompanying drawings.
First embodiment:
fig. 1-5 show a hydraulic pump capable of realizing bidirectional variable, which comprises a pump body and two blocking-back filter assemblies, wherein the two blocking-back filter assemblies are respectively arranged at an oil suction port and an oil outlet of the pump body, each blocking-back filter assembly comprises a square filter pipe 101, two ends of each filter pipe 102 are respectively communicated with a connecting pipe 102, each filter pipe 101 is communicated with the oil suction port or the oil outlet of the pump body through the corresponding connecting pipe 102, a filter screen 103 is fixedly installed in each filter pipe 101, a blocking-back structure is arranged on each filter pipe 101, each blocking-back structure comprises a supporting box 201 arranged at the bottom of each filter pipe 101, an interception filter screen 202 penetrates through the outer wall of the bottom end of each filter pipe 101, each interception filter screen 202 is connected with the corresponding supporting box 201 and the outer wall of each filter pipe 101 in a sliding sealing manner, an electromagnet 203 is fixedly installed in each supporting box 201, each interception filter screen 202 is fixedly connected with a linkage magnet 204, each interception filter screen 202 is located on one side of the filter screen 103 far away from the oil suction port or the oil outlet of the pump body, each interception filter screen 202 is located on one side of the filter screen 103 far away from the oil suction port, and the inner wall of each interception filter screen 202 is located on one side of the filter screen 101 far away from the filter screen.
Referring to fig. 1-5, in use, for a blocking filter assembly disposed at an oil suction port of a pump body, hydraulic oil flows from a side of a filter screen 103 close to a blocking filter screen 202 to a side of the filter screen 103 far away from the blocking filter screen 202, the filter screen 103 filters impurities in the hydraulic oil, the filtered impurities are accumulated on a side of the filter screen 103 close to the blocking filter screen 202, when the oil suction port and an oil outlet are exchanged, the original oil suction port becomes the oil outlet, hydraulic oil flows from the side of the filter screen 103 far away from the blocking filter screen 202 to the side of the filter screen 103 close to the blocking filter screen 202, in order to prevent impurities from flowing into a hydraulic system, before the pump body is started, an electromagnet 203 is electrified, so that the electromagnet 203 applies a magnetic repulsive force to a linkage magnet 204, the linkage magnet 204 drives the filter screen 202 to move upwards under the action of the magnetic repulsive force until the blocking filter screen 202 moves to the top end of a filter pipe 101, the interception filter screen 202 can intercept the impurities accumulated at the side of the filter screen 103, prevent the impurities from flowing into the hydraulic system, when the oil suction port and the oil outlet are exchanged again, the electromagnet 203 is powered off, so that the interception filter screen 202 can fall back and reset downwards, and the magnetic poles of the electromagnet 203 can be exchanged by changing the current direction and other methods, so that the electromagnet 203 applies a magnetic attraction force to the linkage magnet 204 to ensure that the interception filter screen 202 can reset, therefore, through the arrangement of the interception structure in the interception filter assembly, after the oil suction port and the oil outlet of the hydraulic pump are exchanged, the interception filter screen 202 can intercept the impurities which are filtered by the filter screen 103 and accumulated at one side of the filter screen 103, prevent the impurities from flowing into the hydraulic system, on one hand, not only can avoid the damage of the execution element by the impurities, but also can prevent the impurities from flowing back into the hydraulic oil tank, on the other hand, the staff does not need to specially clean the impurities filtered by the blocking-back filtering component due to the exchange of the oil suction port and the oil outlet, so that unnecessary cleaning can be reduced, and the working efficiency can be improved.
Referring to fig. 5, a support rod 206 is fixedly installed in the connecting pipe 102 located at one side of the filter screen 103 far away from the interception filter screen 202, an energizing switch 207 is fixedly installed on the support rod 206, a trigger plate 208 is obliquely arranged on the support rod 206, the trigger plate 208 is hinged with the support rod 206, the energizing switch 207 is in wireless signal connection with the electromagnet 203, the energizing switch 207 and the trigger plate 208 are located at one side of the support rod 206 far away from the filter screen 103, for a blocking filter assembly arranged at an oil suction port of a pump body, when hydraulic oil flows from one side of the filter screen 103 near the interception filter screen 202 to one side of the filter screen 103 far away from the interception filter screen 202, as hydraulic oil flows from one side of the support rod 206 far away from the trigger plate 208, the impact of hydraulic oil cannot cause the trigger plate 208 to trigger the energizing switch 207, but when the oil suction port and the oil outlet are adjusted, at this moment, the trigger plate 208 can trigger the energizing switch 207 under the impact of hydraulic oil, after the impact of hydraulic oil, if the electromagnet 203 is not in an energizing state, the electromagnet 203 is immediately energized, so that the filter screen 202 is automatically moved upwards by the filter screen 202, and the filter screen 202 is blocked, and the filter screen is automatically, and the filter screen 202 is blocked by the electromagnetic iron is automatically, and the electromagnetic iron is automatically, if the electromagnetic iron is blocked, and the electromagnetic iron is automatically is blocked, and the filter 202 is automatically when the electromagnetic iron is blocked, and the electromagnetic iron is simultaneously when the electromagnetic iron is blocked.
Referring to fig. 5, an elastic sealing cover 209 is provided on the outer cover of the power switch 207, the elastic sealing cover 209 is fixedly connected with the support rod 206 in a sealing manner, the elastic sealing cover 209 can play a role in sealing and protecting the power switch 207 from being damaged by hydraulic oil, and after the pump body stops running, the trigger plate 208 automatically resets under the action of the elastic force of the elastic sealing cover 209 so as to release the trigger of the power switch 207.
Referring to fig. 2, the inner walls of the two sides of the filter tube 101 are fixedly connected with edge sealing gaskets 205, the two edge sealing gaskets 205 are respectively located at the two sides of the interception filter screen 202, the interception filter screen 202 is in sliding sealing connection with the edge sealing gaskets 205, and the edge sealing gaskets 205 can strengthen the sealing performance of the connection part between the interception filter screen 202 and the inner wall of the filter tube 101 and improve the interception effect on impurities.
Referring to fig. 1-2, in this embodiment, a supporting box 201 is fixedly connected with a filter tube 101, the top end of the filter tube 101 is provided with an opening, the top end of the filter tube 101 is provided with a top cover 301 matched with the top end of the filter tube 101, the top cover 301 is provided with a U shape, and the top cover 301 is fixedly connected with the filter tube 101 through bolts, so that the top end of the filter tube 101 can be opened by removing the top cover 301, impurities filtered and intercepted in the filter tube 101 are convenient to clean, the inner side of the top cover 301 is provided with a top sealing gasket 302 matched with the top sealing gasket, and the sealing performance of the joint of the top cover 301 and the filter tube 101 can be enhanced by the top sealing gasket 302, so that hydraulic oil leakage is prevented.
Second embodiment:
fig. 6-10 show a hydraulic pump capable of realizing bidirectional variable, comprising a pump body and two blocking-back filter components, wherein the two blocking-back filter components are respectively arranged at an oil suction port and an oil outlet of the pump body, the blocking-back filter components comprise square filter pipes 101, two ends of each filter pipe 102 are communicated with connecting pipes 102, each filter pipe 101 is communicated with the oil suction port or the oil outlet of the pump body through the connecting pipe 102, a filter screen 103 is fixedly arranged in each filter pipe 101, a blocking-back structure is arranged on each filter pipe 101, each blocking-back structure comprises a supporting box 201 arranged at the bottom of each filter pipe 101, an interception filter screen 202 is arranged on the outer wall of the top end of each supporting box 201 in a penetrating manner, each interception filter screen 202 penetrates the outer wall of the bottom end of each filter pipe 101, each interception filter screen 202 is in sliding sealing connection with the outer walls of the supporting boxes 201 and the filter pipes 101, an electromagnet 203 is fixedly arranged in each supporting box 201, the bottom end of the interception filter screen 202 is fixedly connected with a linkage magnet 204, the interception filter screen 202 is positioned at one side of the filter screen 103 far away from an oil suction port or an oil outlet of a pump body, for an interception filter assembly connected with the oil suction port of the pump body, the interception filter screen 202 is positioned at one side of the filter screen 103 far away from the oil outlet of the pump body, for an interception filter assembly connected with the oil outlet of the pump body, the interception filter screen 202 is positioned at one side of the filter screen 103 far away from the oil outlet, the top end of the interception filter screen 202 is flush with the inner wall of the bottom end of the filter tube 101, a support rod 206 is fixedly arranged in the connecting tube 102 positioned at one side of the filter screen 103 far away from the interception filter screen 202, an electrifying switch 207 is fixedly arranged on the support rod 206, a trigger plate 208 which is obliquely arranged is hinged with the support rod 206, the electrifying switch 207 is connected with an electromagnet 203 through a wireless signal, the electrifying switch 207 and the trigger plate 208 are positioned at one side of the support rod 206 far away from the filter screen 103, the outside cover of switch 207 is equipped with elasticity sealed cowling 209, elasticity sealed cowling 209 and bracing piece 206 sealing fixed connection, and the inner wall of filter tube 101 both sides is all fixedly connected with limit sealed pad 205, and two limit sealed pads 205 are located the both sides of interception filter screen 202 respectively, interception filter screen 202 and limit sealed pad 205 sliding seal connection.
Referring to fig. 6-10, unlike the first embodiment, in this embodiment, the top end of the filter tube 101 is sealed and is not provided with the top cover 301, the outer walls of the two sides of the filter tube 101 are fixedly connected with the connecting inner plates 401, the top end of the supporting box 201 is fixedly connected with two connecting outer plates 402, the two connecting outer plates 402 respectively correspond to the two supporting boxes 201, the connecting outer plates 402 are fixedly connected with the corresponding supporting boxes 201 through bolts, the supporting boxes 201 and the filter tube 101 are detachably connected through the connecting inner plates 401, the connecting outer plates 402 and the bolts, when the filtered impurities in the filter tube 101 are wanted to be cleaned, the screws of the connecting inner plates 401 and the connecting outer plates 402 are removed, then the supporting boxes 201 are separated from the filter tube 101 and the filter screen 202 is removed, a hole appears at the joint of the original filter screen 202 and the outer wall of the bottom end of the filter tube 101, two auxiliary closing plates 403 matched with the filter screen 202 are arranged on the outer walls of the bottom end of the filter tube 101 in a penetrating manner, and the two auxiliary closing plates 403 are respectively positioned on the outer walls of the filter tube 101, so that the filter screen 202 can be easily removed, and the filter tube 101 can be easily removed after the two auxiliary closing plates 403 are removed, and the filter screen 101 can be easily removed.
Referring to fig. 8-9, the connection pipe 102 is composed of a matched hose body 1021 and a hard pipe body 1022, the hose body 1021 and the hard pipe body 1022 are fixedly connected, the hard pipe body 1022 is located at one side of the hose body 1021 far away from the filter pipe 101, the hose body 1021 is made of soft material, the hard pipe body 1022 is made of hard material, the hose body 1021 made of soft material can be bent and deformed, so that when impurities in the filter pipe 101 are poured out, the filter pipe 101 can be tilted, the impurities can be more conveniently and thoroughly taken out, the bottom end of the connection pipe 102 located at one side of the filter screen 103 far away from the interception filter screen 202 is communicated with the oil drain pipe 404, the oil drain pipe 404 is arranged on the hard pipe body 1022 in the connection pipe 102, a sealing cover matched with the oil drain pipe 404 is arranged at the bottom end of the oil drain pipe 404, before the impurities are taken out, one end of the filter pipe 101 close to the oil drain pipe 404 is made to be low, one end far away from the oil drain pipe 404 is made to be high, then the sealing cover on the oil drain pipe 404 is unscrewed, the impurities in the filter pipe 101 can be poured out, and then the impurities can be taken out, and loss of hydraulic oil can be reduced.
Compared with the mode of taking out impurities in the filter tube 101 in the first embodiment, the present embodiment can take out impurities filtered and accumulated in the filter tube 101 more conveniently and thoroughly, and in the present embodiment, even if the sealing property of the joint of the interception filter screen 202 and the auxiliary closing plate 403 and the filter tube 101 is defective, the hydraulic oil is not leaked as long as the sealing property of the joint of the top end of the supporting box 201 and the bottom end of the filter tube 101 is not defective, so that the sealing property is higher.
The present application is not limited to the above-described embodiments, which are adopted in connection with the actual demands, and various changes made by the person skilled in the art without departing from the spirit of the present application are still within the scope of the present application.
Claims (10)
1. The utility model provides a can realize hydraulic pump of two-way variable, includes the pump body and two block back filter components, its characterized in that, two block back filter components sets up respectively in the oil suction port and the oil-out department of the pump body, block back filter components includes square filter tube (101), the both ends of filter tube (102) all communicate have connecting pipe (102), filter tube (101) are linked together through the oil suction port or the oil-out of connecting pipe (102) with the pump body, fixed mounting has filter screen (103) in filter tube (101), be provided with on filter tube (101) and block back the structure, block back the structure including setting up support box (201) in filter tube (101) bottom, run through on the top outer wall of support box (201) be provided with filter tube (101) assorted interception filter screen (202), interception filter screen (202) run through the bottom outer wall of filter tube (101), interception filter screen (202) and support box (201), filter tube (101) outer wall sliding seal connection, support box (201) internal fixation has electro-magnet (203), interception filter screen (204) bottom fixedly connected with linkage magnet (204).
2. The hydraulic pump capable of realizing bidirectional variable according to claim 1, wherein the interception filter screen (202) is positioned at one side of the filter screen (103) away from an oil suction port or an oil outlet of the pump body, and the top end of the interception filter screen (202) is flush with the inner wall of the bottom end of the filter tube (101).
3. The hydraulic pump capable of realizing bidirectional variable according to claim 1, wherein a supporting rod (206) is fixedly installed in the connecting pipe (102) at one side of the filter screen (103) far away from the interception filter screen (202), an energizing switch (207) is fixedly installed on the supporting rod (206), a trigger plate (208) which is obliquely arranged is arranged on the supporting rod (206), the trigger plate (208) is hinged with the supporting rod (206), and the energizing switch (207) is connected with an electromagnet (203) in a wireless signal manner.
4. A hydraulic pump capable of realizing bidirectional variable according to claim 3, wherein the energizing switch (207) and the trigger plate (208) are positioned on one side of the support rod (206) away from the filter screen (103), an elastic sealing cover (209) is arranged on the outer cover of the energizing switch (207), and the elastic sealing cover (209) is fixedly connected with the support rod (206) in a sealing manner.
5. The hydraulic pump capable of realizing bidirectional variable according to claim 1, wherein the inner walls of the two sides of the filter pipe (101) are fixedly connected with edge sealing gaskets (205), the two edge sealing gaskets (205) are respectively positioned at the two sides of the interception filter screen (202), and the interception filter screen (202) is in sliding sealing connection with the edge sealing gaskets (205).
6. The hydraulic pump capable of realizing bidirectional variable according to claim 1, wherein the top end of the filter tube (101) is provided with an opening, the top end of the filter tube (101) is provided with a top cover (301) matched with the top cover, the top cover (301) is provided with a U-shaped structure, the top cover (301) is fixedly connected with the filter tube (101) through a bolt, and the inner side of the top cover (301) is provided with a top sealing gasket (302) matched with the top cover.
7. The hydraulic pump capable of realizing bidirectional variable according to claim 1, wherein inner connecting plates (401) are fixedly connected to outer walls of two sides of the filter pipe (101), two outer connecting plates (402) are fixedly connected to the top end of the supporting box (201), the two outer connecting plates (402) correspond to the two supporting boxes (201) respectively, and the outer connecting plates (402) are fixedly connected with the corresponding supporting boxes (201) through bolts.
8. The hydraulic pump capable of realizing bidirectional variable according to claim 7, wherein two auxiliary taking sealing plates (403) matched with the interception filter screen (202) are arranged on the outer wall of the bottom end of the filter tube (101) in a penetrating manner, the two auxiliary taking sealing plates (403) are respectively positioned at two sides of the interception filter screen (202), and the auxiliary taking sealing plates (403) are in sliding sealing connection with the outer wall of the filter tube (101).
9. The hydraulic pump as recited in claim 8, wherein the connection pipe (102) is composed of a matched hose body (1021) and a hard pipe body (1022), the hose body (1021) is fixedly connected with the hard pipe body (1022), the hard pipe body (1022) is located at a side of the hose body (1021) far from the filter pipe (101), the hose body (1021) is made of a soft material, and the hard pipe body (1022) is made of a hard material.
10. The hydraulic pump capable of realizing bidirectional variable according to claim 9, wherein an oil drain pipe (404) is communicated with the bottom end of the connecting pipe (102) at one side of the filter screen (103) far away from the interception filter screen (202), the oil drain pipe (404) is arranged on a hard pipe body (1022) in the connecting pipe (102), and a sealing cover matched with the oil drain pipe (404) is arranged at the bottom end of the oil drain pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310731082.6A CN116717465B (en) | 2023-06-20 | 2023-06-20 | Hydraulic pump capable of realizing bidirectional variable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310731082.6A CN116717465B (en) | 2023-06-20 | 2023-06-20 | Hydraulic pump capable of realizing bidirectional variable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116717465A true CN116717465A (en) | 2023-09-08 |
| CN116717465B CN116717465B (en) | 2024-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310731082.6A Active CN116717465B (en) | 2023-06-20 | 2023-06-20 | Hydraulic pump capable of realizing bidirectional variable |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9408932U1 (en) * | 1994-05-27 | 1995-02-16 | Wiebeck, Lutz, 79235 Vogtsburg | Portable filling pump for fluid, oil-containing operating materials with double filter system |
| DE102012021821A1 (en) * | 2012-11-08 | 2014-05-08 | Robert Bosch Gmbh | Adapter block for use in hydraulic pump-filter combination utilized in e.g. motor, has fastening unit that fixes filter for filter contaminants, and fluid communication unit establishing fluid communication between pump and filter |
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| CN215538939U (en) * | 2021-08-27 | 2022-01-18 | 河北尚德环境工程有限公司 | Novel garbage leachate full-membrane method treatment equipment |
| CN114215738A (en) * | 2021-11-16 | 2022-03-22 | 姜亚东 | Double-cylinder hydraulic pump |
| CN216198930U (en) * | 2021-10-08 | 2022-04-05 | 烟台林德液压机械有限公司 | Efficient anti-blocking hydraulic pump convenient to clean |
| CN216306388U (en) * | 2021-11-10 | 2022-04-15 | 河南辰帆机电环保设备有限公司 | Novel full-automatic oil filter |
| CN217842226U (en) * | 2022-08-19 | 2022-11-18 | 武汉新港大洋汽车零部件有限公司 | Systematic formula hydraulic tank that practicality is high |
| CN115681264A (en) * | 2022-09-30 | 2023-02-03 | 深圳市君隆科技有限公司 | Self-filtering hydraulic equipment |
| CN218624875U (en) * | 2022-11-22 | 2023-03-14 | 衢州兆源液压机械有限公司 | Hydraulic system with filtering mechanism |
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2023
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9408932U1 (en) * | 1994-05-27 | 1995-02-16 | Wiebeck, Lutz, 79235 Vogtsburg | Portable filling pump for fluid, oil-containing operating materials with double filter system |
| DE102012021821A1 (en) * | 2012-11-08 | 2014-05-08 | Robert Bosch Gmbh | Adapter block for use in hydraulic pump-filter combination utilized in e.g. motor, has fastening unit that fixes filter for filter contaminants, and fluid communication unit establishing fluid communication between pump and filter |
| CN208503150U (en) * | 2018-01-20 | 2019-02-15 | 刘善春 | A kind of bidirectional reversible hydraulic filter |
| CN215538939U (en) * | 2021-08-27 | 2022-01-18 | 河北尚德环境工程有限公司 | Novel garbage leachate full-membrane method treatment equipment |
| CN216198930U (en) * | 2021-10-08 | 2022-04-05 | 烟台林德液压机械有限公司 | Efficient anti-blocking hydraulic pump convenient to clean |
| CN216306388U (en) * | 2021-11-10 | 2022-04-15 | 河南辰帆机电环保设备有限公司 | Novel full-automatic oil filter |
| CN114215738A (en) * | 2021-11-16 | 2022-03-22 | 姜亚东 | Double-cylinder hydraulic pump |
| CN217842226U (en) * | 2022-08-19 | 2022-11-18 | 武汉新港大洋汽车零部件有限公司 | Systematic formula hydraulic tank that practicality is high |
| CN115681264A (en) * | 2022-09-30 | 2023-02-03 | 深圳市君隆科技有限公司 | Self-filtering hydraulic equipment |
| CN218624875U (en) * | 2022-11-22 | 2023-03-14 | 衢州兆源液压机械有限公司 | Hydraulic system with filtering mechanism |
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