CN116717465B - Hydraulic pump capable of realizing bidirectional variable - Google Patents
Hydraulic pump capable of realizing bidirectional variable Download PDFInfo
- Publication number
- CN116717465B CN116717465B CN202310731082.6A CN202310731082A CN116717465B CN 116717465 B CN116717465 B CN 116717465B CN 202310731082 A CN202310731082 A CN 202310731082A CN 116717465 B CN116717465 B CN 116717465B
- Authority
- CN
- China
- Prior art keywords
- filter screen
- filter
- interception
- pipe
- oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 15
- 238000007789 sealing Methods 0.000 claims description 42
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 239000007779 soft material Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 239000003921 oil Substances 0.000 abstract description 71
- 239000012535 impurity Substances 0.000 abstract description 41
- 239000010720 hydraulic oil Substances 0.000 abstract description 18
- 230000000712 assembly Effects 0.000 abstract description 8
- 238000000429 assembly Methods 0.000 abstract description 8
- 238000004140 cleaning Methods 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 230000000903 blocking effect Effects 0.000 description 13
- 229910052742 iron Inorganic materials 0.000 description 7
- 238000001914 filtration Methods 0.000 description 5
- 230000002950 deficient Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007788 liquid 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Details Of Reciprocating Pumps (AREA)
Abstract
The invention 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 invention 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 invention 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 invention 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 present application, the interception filter screen is located the side that the filter screen kept away from pump body oil suction port or oil-out, for the interception filter module that links to each other with pump body oil suction port, the interception filter screen is located the side that the filter screen kept away from the oil-out, for the interception filter module that links to each other with pump body oil-out, the interception filter screen is located the side that the filter screen kept away from the oil-out, and the top of interception filter screen and the bottom inner wall of filter tube flush.
As the further improvement of this application, be located the filter screen and keep away from the connecting pipe internal fixation who intercepts filter screen one side and have the bracing piece, fixed mounting has the switch that circular telegram on the bracing piece, is equipped with the trigger plate that the slope set up on the bracing piece, and the trigger plate is articulated with the bracing piece, and switch and electro-magnet radio signal connection, switch, trigger plate are located the bracing piece and keep away from one side of filter screen, ensure that the interception filter screen can effectively intercept impurity, have improved the practicality greatly.
As the further improvement of this application, the outside cover of switch is equipped with the elasticity sealed cowling, and elasticity sealed cowling and bracing piece sealing fixed connection, elasticity sealed cowling can play a sealed guard action, prevents that hydraulic oil from damaging the switch that energizes, and after the pump body stopped the operation, the trigger plate can be under elasticity sealed cowling elastic force automatic re-setting to release the trigger of switch that energizes.
As the further improvement of this application, the equal fixedly connected with limit is sealed fills up to the inner wall of filter tube both sides, and two limit are sealed fills up and are located the both sides of interception filter screen respectively, interception filter screen and limit are sealed to fill up sliding seal connection, and limit is sealed fills up and can strengthen the leakproofness of interception filter screen and filter tube inner wall junction, improves the interception effect to impurity.
As another improvement of this application, the top of filter tube sets up to the opening form, and the top of filter tube is provided with its assorted top cap, and the top cap sets up to the U font, and the top cap passes through bolt and filter tube fixed connection for tear top cap open, alright make the top of filter tube open, thereby be convenient for clear up by the impurity of filtration, interception in the messenger filter tube, the inboard of top cap is provided with the top sealing pad with it assorted, and the leakproofness of top cap and filter tube junction can be strengthened to the top sealing pad, prevents that hydraulic oil from leaking.
As another improvement of the filter tube, the outer walls of the two sides of the filter tube are fixedly connected with connecting inner plates, the top end of the supporting box is fixedly connected with two connecting outer plates, the two connecting outer plates are respectively corresponding to the two supporting boxes, and the connecting outer plates are fixedly connected with the corresponding supporting boxes through bolts.
As the supplementary of still another improvement of this application, run through on the bottom outer wall of filter tube be provided with two with intercept filter screen assorted help get the shrouding, two help get the shrouding and be located the both sides of intercept filter screen respectively, help getting shrouding and filter tube's outer wall sliding seal connection.
As a further improvement of the present application, the connecting tube is composed of a hose body and a hard tube body which are matched, the hose body is fixedly connected with the hard tube body, the hard tube body is positioned on one side of the hose body away from the filter tube, the hose body is made of soft materials, and the hard tube body is made of hard materials.
As a further improvement of the present application, the bottom end of the connecting pipe located at the side of the filter screen far away from the interception filter screen is communicated with an oil drain pipe, the oil drain pipe is arranged on a hard pipe body in the connecting pipe, and the bottom end of the oil drain pipe is provided with a sealing cover matched with the oil drain pipe.
To sum up, this application is through blocking the setting of structure for when the oil suction inlet and the oil-out of hydraulic pump are to the time, interception filter screen can be to being filtered by the filter screen and pile up the impurity in filter screen one side and intercept, prevent this impurity inflow hydraulic system, on the one hand, not only can avoid impurity damage actuating element, still can prevent impurity backward flow to hydraulic tank, on the other hand, make the staff need not to pass through and to block back filter assembly filterable impurity to clear up especially because of oil suction inlet and oil-out, thereby can reduce unnecessary clearance, and then can improve work efficiency, and if the staff forgets to switch on the electro-magnet because of carelessly, the electro-magnet can be at the pump body start-up time automatic circular telegram, ensure that interception filter screen can effectively intercept impurity, the practicality has been improved greatly, and filtered in the filter tube, pile up impurity is convenient for take out.
Drawings
FIG. 1 is a schematic perspective view of a first embodiment of a back filter assembly according to the present disclosure;
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 illustration of the oil suction port and the oil outlet of the pump body in the first embodiment of the present application, as compared to the time-lapse 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 back filter assembly;
FIG. 7 is an enlarged schematic view of the structure of FIG. 6A of the present application;
fig. 8 is a schematic structural view of a connection 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 disclosure.
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 are described in detail below 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 scope of protection of the above-described embodiments employed in the present application is not limited to the above-described embodiments, and various changes made by those skilled in the art without departing from the spirit of the present application are still within the scope of protection of the present invention.
Claims (7)
1. The utility model provides a can realize bidirectional variable's hydraulic pump, includes the pump body and two block back filter components, its characterized in that, two block back filter components set 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 (101) all communicate have connecting pipe (102), filter tube (101) are linked together with the oil suction port or the oil-out of the pump body through connecting pipe (102), filter screen (103) are fixedly installed in filter tube (101), be provided with on filter tube (101) and block back the structure, block back the structure including setting up in support box (201) of 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) outer wall sliding seal connection of filter tube (101), fixedly installed electro-magnet (203) in support box (201), interception filter screen (202) bottom (202) are connected with filter screen (101) bottom end (103) fixedly connected with filter screen (202) and filter screen (204) are located one side of keeping away from the oil-out of the pump body (101), be located filter screen (103) and keep away from in connecting pipe (102) fixed mounting of interception filter screen (202) one side has bracing piece (206), fixed mounting has switch (207) on bracing piece (206), be equipped with trigger plate (208) that the slope set up on bracing piece (206), trigger plate (208) are articulated with bracing piece (206), switch (207) and electro-magnet (203) radio signal connection, switch (207), trigger plate (208) are located one side that filter screen (103) was kept away from to bracing piece (206), the outside cover of switch (207) is equipped with elastic seal cover (209), elastic seal cover (209) and bracing piece (206) sealing fixed connection.
2. 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).
3. 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.
4. 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.
5. The hydraulic pump capable of realizing bidirectional variable according to claim 4, 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).
6. The hydraulic pump as recited in claim 5, 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.
7. The hydraulic pump with bidirectional variable capacity according to claim 6, wherein an oil drain pipe (404) is connected to the bottom end of the connecting pipe (102) at the side of the filter screen (103) far from the interception filter screen (202), the oil drain pipe (404) is disposed on a hard pipe body (1022) in the connecting pipe (102), and a sealing cover matched with the oil drain pipe (404) is disposed 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 CN116717465A (en) | 2023-09-08 |
| CN116717465B true CN116717465B (en) | 2024-01-26 |
Family
ID=87869441
Family Applications (1)
| 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 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116717465B (en) |
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 |
| 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 |
| 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 |
-
2023
- 2023-06-20 CN CN202310731082.6A patent/CN116717465B/en active Active
Patent 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 |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116717465A (en) | 2023-09-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN116717465B (en) | Hydraulic pump capable of realizing bidirectional variable | |
| CN209366111U (en) | A kind of Automobile Service waste oil sucking device | |
| CN211715874U (en) | Prevent blockking up marine mechanical valve door | |
| CN218062653U (en) | Novel large-displacement screw pump precursor device capable of preventing leakage and sand | |
| CN218882679U (en) | Oil return and oil filtering device of hydraulic pump station | |
| CN214247644U (en) | Hydraulic pump driving device with switchable control function | |
| CN214036807U (en) | Oil blocking and dust preventing device of speed reducer for construction machinery | |
| CN2889441Y (en) | Environment-friendly multifunctional effective vacuum oil-filtering machine | |
| CN214197447U (en) | Sealing structure for preventing oil leakage of joint surface of plate type multi-way valve | |
| CN218718944U (en) | Valve with filter | |
| CN215333690U (en) | Parallel hydraulic oil tank | |
| CN211836677U (en) | Filter | |
| CN216447243U (en) | Hydraulic press convenient to change hydraulic oil | |
| CN216143312U (en) | Novel combined hydraulic connecting piece | |
| CN216429721U (en) | Centralized maintenance system for bulldozer | |
| CN216867173U (en) | Filter assembly, hydraulic system and operation machine | |
| CN219953833U (en) | Unidirectional self-sealing oil absorption filter device | |
| CN217049995U (en) | Dust-protection breather valve | |
| CN218377902U (en) | Long service life's of preventing rivers wearing and tearing gate valve | |
| CN217129619U (en) | Oil filter of heavy truck | |
| CN217235236U (en) | Arm frame oiling device of gyratory crusher | |
| CN214972172U (en) | Water filter for casting | |
| CN212899008U (en) | Small-flow hydraulic shunt pump | |
| CN212899804U (en) | Sealing hydraulic valve component | |
| CN219429789U (en) | Fly ash water washing sedimentation tank |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |