CN108916656B - Fluid reversing system based on hydraulic pulse control - Google Patents
Fluid reversing system based on hydraulic pulse control Download PDFInfo
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- CN108916656B CN108916656B CN201810795911.6A CN201810795911A CN108916656B CN 108916656 B CN108916656 B CN 108916656B CN 201810795911 A CN201810795911 A CN 201810795911A CN 108916656 B CN108916656 B CN 108916656B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/08—Pipe-line systems for liquids or viscous products
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
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Abstract
The invention relates to the field of hydraulic pressure, in particular to a fluid reversing system based on hydraulic pulse control. The input pipe is used for transmitting liquid out through the reversing assembly and distributing a certain amount of liquid to the driving chamber; the driving chamber is used for conveying the liquid stored in the driving chamber to the transfer chamber under the liquid pressure pulse; the transfer chamber is used for mixing the liquid conveyed by the driving chamber and conveying the part of the liquid to the reversing assembly under the specified condition so as to realize the purpose of controlling the reversing of the reversing assembly; the return pipe is used for recovering the liquid flowing out of the transfer chamber and the reversing assembly. The device can control the transmission direction of the liquid by using the frequency of the liquid pressure pulse, and has novel control mode and convenient and fast operation; and the device is controlled by the transmitted liquid, so that the remote large-scale control can be realized.
Description
Technical Field
The invention relates to the field of hydraulic pressure, in particular to a fluid reversing system based on hydraulic pulse control.
Background
In the process of liquid delivery, when the liquid flow direction needs to be changed, switching is usually realized by using a manual switch or an electric switch, which are very common, but there are some disadvantages, for example, if the liquid needs to be switched at a plurality of terminals, a plurality of reversing switches need to be used, if all the reversing switches adopt the manual switches, the reversing switches are very troublesome to operate, and if the electric switches are adopted, the cost is increased, and the electric switches depend on a power supply, so that various unpredictable accidents are easy to occur.
In addition, the use of an electric switch is not suitable for all applications, such as farmlands equipped with two switchable irrigation spray heads, because water affects the service life of the electric switch.
The manual switch needs to be operated manually, so that the injury risk and other operation accidents caused by operation exist, for example, in a large-scale hydraulic oil circuit system, mechanical faults occur easily in the oil circuit switching process, so that the injury risk is brought to workers, and if the switching is not thorough during operation, the situations of switch rebounding or mechanical internal conflict and the like easily occur, so that unnecessary damage is brought to machinery and a processing line.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a fluid reversing system based on hydraulic pulse control, the device can control the transmission direction of liquid by using the frequency of liquid pressure pulse, the control mode is novel, and the operation is convenient and fast; the device is controlled by the transmitted liquid, so that long-distance large-scale control can be realized, and the problems of a manual switch can be overcome; the device does not need electric power to drive and switch, so that the problems caused by an electric switch can be overcome; the device can be suitable for liquid such as water, oil and the like, and has a wide application range.
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
a fluid reversing system based on hydraulic pulse control comprises a driving chamber, a transfer chamber, a reversing assembly, an input pipe and a return pipe.
The driving chamber comprises a main tank body, an auxiliary tank body, an inner one-way valve, a push plate, a return spring, a bearing cylinder and an outer one-way valve.
The main tank body is a cylindrical shell, and the top surface and the bottom surface of the main tank body are respectively provided with a through hole for carrying the rest components of the driving chamber.
The auxiliary tank body is a cylindrical thin-wall component, the auxiliary tank body is positioned in the main tank body, the bottom surface of the auxiliary tank body is hermetically connected to the bottom surface of the main tank body, the circle center of the bottom surface of the auxiliary tank body is superposed with the circle center of the bottom surface hole of the main tank body, and a round hole is formed in the bottom of the side surface of the auxiliary tank body and used for storing liquid to be output.
The inner one-way valve is arranged on a round hole on the side surface of the auxiliary tank body and is used for enabling liquid in the main tank body to flow in one way into the auxiliary tank body.
The push plate is a disc with the diameter equal to the inner diameter of the auxiliary tank body, and the push plate is connected to the inner cavity of the auxiliary tank body in a sliding mode and used for pushing out liquid in the auxiliary tank body.
The reset spring is positioned in the auxiliary tank body, and two ends of the reset spring are respectively connected to the bottom surface of the push plate and the bottom surface of the auxiliary tank body and used for enabling the push plate to move upwards to reset.
The bearing cylinder is fixed on the bottom surface of the inner cavity of the main tank body, is communicated with the hole in the bottom surface of the main tank body and is used for bearing the push plate, so that the push plate is prevented from sliding to the lower side of the inner one-way valve, and the condition that the space below the push plate is not communicated with the inner one-way valve is further generated.
The outer one-way valve is arranged on the round hole on the bottom surface of the main tank body so as to prevent the liquid output by the driving chamber from flowing backwards.
The transfer chamber comprises a transfer tank body, a push claw, a sliding plate and a closing plate.
The transfer tank body is a cylindrical shell, the center of the top surface, the outer edge of the top surface and the center of the bottom surface of the transfer tank body are respectively provided with a through hole, the bottom of the side surface of the transfer tank body is provided with a round hole, and the through hole on the bottom surface of the transfer tank body is connected with the round hole on the bottom surface of the main tank body through a pipeline and is used for storing and conveying liquid conveyed by the driving chamber.
The push claw comprises a cylinder positioned at the upper part and a plurality of vertical rods vertically fixed to the bottom surface of the cylinder, and the top surface of the push claw is hermetically fixed to the lower side of a circular hole in the center of the top surface of the transit tank body and used for pushing away the sealing plate.
The sliding plate is a circular ring-shaped disc with the outer diameter equal to the inner diameter of the transfer tank body, the sliding plate is connected to the inner cavity of the transfer tank body in a sliding mode, the inner diameter of the sliding plate is equal to the outer diameter of the push claw, and the sliding plate is used for carrying a sealing plate and allocating liquid to be conveyed.
The sealing plate is a circular thin plate, the diameter of the sealing plate is larger than the inner diameter of the sliding plate, and the edge of the sealing plate is connected to the lower side of the inner hole of the sliding plate through an elastic rope and used for matching with the push claw to distribute liquid conveying.
The reversing assembly comprises a shell, a sliding column, an upper cylinder and a lower cylinder.
The shell comprises a shell body, an upper inlet, an upper outlet, a lower inlet, a lower outlet, a connecting hole and a backflow hole; the shell main body is a cylindrical shell; the upper inlet is a round hole positioned at the upper part of the left side surface of the shell body; the upper outlet is a round hole positioned at the upper part of the right side surface of the shell body; the lower inlet is a round hole positioned in the middle of the left side surface of the shell body; the lower outlet is a round hole positioned in the middle of the right side surface of the shell body; the connecting hole is a round hole positioned at the lower part of the left side surface of the shell body, and is connected with a round hole in the center of the top surface of the transfer tank body through a pipeline; the backflow hole is a round hole positioned at the lower part of the left side surface of the shell body and used for carrying and connecting other components.
The sliding column comprises a sliding column main body, a lower communication hole and an upper communication hole; the sliding column main body is a cylindrical rod with the diameter equal to the inner diameter of the sliding column main body, the sliding column main body is connected to the inner cavity of the shell main body in a sliding mode, the bottom surface of the sliding column main body is in a slope shape, and the height of the left side of the bottom surface of the sliding column main body is higher than that of the right side of the bottom surface of the sliding column main body; the lower communication hole is a round hole which penetrates through the side surface of the middle part of the sliding column main body; the upper communicating hole comprises a vertical hole and a horizontal hole which are communicated with each other, the vertical hole of the upper communicating hole is positioned on the top surface of the sliding column main body, and the horizontal hole of the upper communicating hole is positioned on the left side surface of the upper part of the sliding column main body and is used for matching with the shell to allocate the liquid.
The upper cylinder is connected to the right side of the upper outlet and is used for conveying liquid out of the upper outlet.
The lower cylinder is connected to the right side of the lower outlet and is used for conveying liquid out of the lower outlet.
The output end of the input pipe is provided with three branches, and the output end of the input pipe is respectively connected to the round hole on the top surface of the main tank body, the upper inlet and the lower inlet and is used for inputting liquid.
The input end of the return pipe is provided with two branches, and the input end of the return pipe is respectively connected to the round hole and the return hole at the lower part of the left side of the transfer tank body and is used for recovering liquid discharged by the transfer tank body and the reversing assembly.
Preferably, the height of the bearing cylinder is higher than that of the top end of the inner one-way valve, so that the push plate can be reset conveniently.
Preferably, the height of the cylinder of the push claw is equal to the height of the vertical rod of the push claw, and the thickness of the sliding plate is equal to half of the height of the push claw, so that liquid is prevented from leaking from the circular hole in the outer edge of the top surface of the transit tank body.
Preferably, a rectangular block is fixed at the upper left corner of the inner cavity of the shell body, so that an upper outlet is prevented from being blocked.
Preferably, the backflow hole is positioned below the connecting hole, so that the sliding column can be reset after liquid backflow.
Preferably, when the sliding column main body is positioned at the bottom end, the lower communication hole is communicated with the lower inlet and the lower outlet, when the sliding column main body slides to the top end, the lower communication hole is not communicated with the lower inlet and the lower outlet, and the upper communication hole is communicated with the upper inlet, so that the reversing function of the device is realized.
Preferably, the left end of the horizontal hole of the upper communication hole is in a slope shape inclined downward to the right, so that the slide column can be held at the position by the thrust of the liquid after sliding upward.
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:
(1) the fluid reversing system based on hydraulic pulse control can control the transmission direction of liquid by using the frequency of liquid pressure pulse, and has the advantages of novel control mode and convenience in operation.
(2) The fluid reversing system based on hydraulic pulse control is controlled by the transmitted liquid, so that long-distance large-scale control can be realized, and the problems of manual switching can be solved.
(3) The fluid reversing system based on the hydraulic pulse control does not need electric power to drive switching, so that the problems caused by an electric switch can be solved.
(4) The fluid reversing system based on hydraulic pulse control can be suitable for liquids such as water, oil and the like, and is wide in application range.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic illustration of the present invention in its hydraulic configuration when not elevated;
FIG. 2 is a schematic illustration of the present invention after a first hydraulic lift;
FIG. 3 is a schematic diagram of the present invention after the first boost operation to restore low voltage;
FIG. 4 is a schematic diagram of the second boost configuration of the present invention;
FIG. 5 is a schematic view of the structure of a driving chamber in the present invention;
FIG. 6 is a schematic view of the construction of the transfer chamber in the present invention;
FIG. 7 is a schematic structural view of the reversing assembly of the present invention;
in the figure: 1. the hydraulic pump comprises a driving chamber, 2, a transfer chamber, 3, a reversing assembly, 4, an input pipe, 5, a return pipe, 11, a main tank body, 12, an auxiliary tank body, 13, an inner check valve, 14, a push plate, 15, a return spring, 16, a receiving barrel, 17, an outer check valve, 21, a transfer tank body, 22, a push claw, 23, a sliding plate, 24, a sealing plate, 31, a shell, 32, a sliding column, 33, an upper barrel, 34, a lower barrel, 311, a shell body, 312, an upper inlet, 313, an upper outlet, 314, a lower inlet, 315, a lower outlet, 316, a connecting hole, 317, a return hole, 321, a sliding column body, 322, a lower communicating hole, 323 and an upper communicating hole.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1, the fluid reversing system based on hydraulic pulse control of the present embodiment includes a driving chamber 1, a transfer chamber 2, a reversing assembly 3, an input pipe 4 and a return pipe 5.
As shown in fig. 1 and 5, the driving chamber 1 includes a main tank 11, an auxiliary tank 12, an inner check valve 13, a push plate 14, a return spring 15, a receiving cylinder 16 and an outer check valve 17.
The main tank 11 is a cylindrical shell, and the top surface and the bottom surface of the main tank 11 are respectively provided with a through hole.
The auxiliary tank 12 is a cylindrical thin-wall component, the auxiliary tank 12 is positioned in the main tank 11, the bottom surface of the auxiliary tank 12 is hermetically connected to the bottom surface of the main tank 11, the circle center of the bottom surface of the auxiliary tank 12 coincides with the circle center of the bottom surface hole of the main tank 11, and a circular hole is formed in the bottom of the side surface of the auxiliary tank 12.
The inner check valve 13 is mounted on a circular hole on the side surface of the auxiliary tank body 12.
The push plate 14 is a circular disc with the diameter equal to the inner diameter of the auxiliary tank 12, and the push plate 14 is connected to the inner cavity of the auxiliary tank 12 in a sliding manner.
The reset spring 15 is positioned in the auxiliary tank body 12, and two ends of the reset spring 15 are respectively connected to the bottom surface of the push plate 14 and the bottom surface of the auxiliary tank body 12.
The receiving cylinder 16 is fixed on the bottom surface of the inner cavity of the main tank body 11, the receiving cylinder 16 is communicated with a hole on the bottom surface of the main tank body 11, and the height of the receiving cylinder 16 is higher than the height of the top end of the inner one-way valve 13.
The outer check valve 17 is mounted on a circular hole on the bottom surface of the main tank 11.
As shown in fig. 2 and 6, the transfer chamber 2 includes a transfer pot 21, a pusher claw 22, a slide plate 23, and a closing plate 24.
The transfer tank body 21 is a cylindrical shell, the center of the top surface, the outer edge of the top surface and the center of the bottom surface of the transfer tank body 21 are respectively provided with a through hole, the bottom of the side surface of the transfer tank body 21 is provided with a round hole, and the through hole on the bottom surface of the transfer tank body 21 is connected with the round hole on the bottom surface of the main tank body 11 through a pipeline.
The pusher claw 22 comprises a cylinder positioned at the upper part and a plurality of vertical rods vertically fixed at the bottom surface of the cylinder, and the top surface of the pusher claw 22 is hermetically fixed at the lower side of a circular hole at the center of the top surface of the transit tank body 21.
The sliding plate 23 is a circular ring-shaped disc with the outer diameter equal to the inner diameter of the transfer pot body 21, the sliding plate 23 is connected to the inner cavity of the transfer pot body 21 in a sliding mode, the inner diameter of the sliding plate 23 is equal to the outer diameter of the push claw 22, the height of a cylinder of the push claw 22 is equal to the height of a vertical rod of the push claw 22, and the thickness of the sliding plate 23 is equal to half of the height of the push claw 22.
The closing plate 24 is a circular thin plate, the diameter of the closing plate 24 is larger than the inner diameter of the sliding plate 23, and the edge of the closing plate 24 is connected to the lower side of the inner hole of the sliding plate 23 through an elastic rope.
As shown in fig. 3 and 7, the reversing assembly 3 includes a housing 31, a spool 32, an upper cylinder 33, and a lower cylinder 34.
The shell 31 comprises a shell body 311, an upper inlet 312, an upper outlet 313, a lower inlet 314, a lower outlet 315, a connecting hole 316 and a backflow hole 317; the shell body 311 is a cylindrical shell, and a rectangular block is fixed at the upper left corner of the inner cavity of the shell body 311; the upper inlet 312 is a circular hole located at the upper part of the left side surface of the housing body 311; the upper outlet 313 is a round hole positioned at the upper part of the right side surface of the shell body 311; the lower inlet 314 is a circular hole located in the middle of the left side surface of the housing body 311; the lower outlet 315 is a circular hole located in the middle of the right side surface of the housing body 311; the connecting hole 316 is a round hole positioned at the lower part of the left side surface of the shell body 311, and the connecting hole 316 is connected with a round hole at the center of the top surface of the transit tank body 21 through a pipeline; the return hole 317 is a circular hole located at the lower part of the left side surface of the housing body 311, and the return hole 317 is located below the connection hole 316.
The sliding column 32 comprises a sliding column main body 321, a lower communication hole 322 and an upper communication hole 323; the sliding column main body 321 is a cylindrical rod with the diameter equal to the inner diameter of the sliding column main body 321, the sliding column main body 321 is connected to the inner cavity of the shell main body 311 in a sliding manner, the bottom surface of the sliding column main body 321 is in a slope shape, and the height of the left side of the bottom surface of the sliding column main body 321 is higher than that of the right side; the lower communication hole 322 is a circular hole penetrating through the side surface of the middle part of the sliding column main body 321; the upper communication hole 323 comprises a vertical hole and a horizontal hole which are communicated with each other, the vertical hole of the upper communication hole 323 is located at the top surface of the sliding column main body 321, the horizontal hole of the upper communication hole 323 is located at the left side surface of the upper part of the sliding column main body 321, the left end of the horizontal hole of the upper communication hole 323 is in a slope shape which inclines downwards and rightwards, when the sliding column main body 321 is located at the bottommost end, the lower communication hole 322 is communicated with the lower inlet 314 and the lower outlet 315, when the sliding column main body 321 slides to the topmost end, the lower communication hole 322 is not communicated with the lower inlet 314 and the lower outlet 315, and at the moment, the upper communication hole 323 is communicated with the.
The upper cylinder 33 is connected to the right side of the upper outlet 313.
The lower cartridge 34 is connected to the right side of the lower outlet 315.
As shown in fig. 4, the output end of the input pipe 4 has three branches, and the output end of the input pipe 4 is connected to the circular hole on the top surface of the main tank 11, the upper inlet 312 and the lower inlet 314, respectively.
As shown in fig. 4, the input end of the return pipe 5 has two branches, and the input end of the return pipe 5 is connected to the circular hole and the return hole 317 at the lower part of the left side of the transit tank 21.
When the fluid reversing system based on hydraulic pulse control is used specifically, the two conditions are divided, in the first condition, when liquid is not required to be switched to the direction, the input pipe 4 is directly boosted to convey liquid to the lower cylinder 34, at the moment, the push plate 14 pushes the liquid in the auxiliary tank body 12 to the transfer tank body 21, meanwhile, the sliding plate 23 is pushed to a position close to the height of the push claw 22, the push plate 14 is always attached to the bearing cylinder 16 due to the fact that the liquid pressure exists, no liquid is input into the transfer tank body 21 at the moment, the liquid in the transfer tank body 21 can slowly flow back to the return pipe 5 through a small circular hole in the bottom of the side face of the liquid, and the transfer chamber 2 is automatically reset after a certain time. In the second situation, when the liquid direction needs to be switched, three steps are carried out, wherein the first step is to boost the pressure, a certain amount of liquid is received in the transfer tank body 21, and the sliding plate 23 is pushed to a position close to the height of the push claw 22; the second step is to reduce the pressure immediately after the previous step, at this time, the push plate 14 is pushed back by the return spring 15, and the liquid in the main tank 11 flows into the auxiliary tank 12 through the internal check valve 13; the third step is to boost the pressure rapidly following the previous step, because the time from the first step to the third step is short, the liquid amount flowing to the return pipe 5 from the relay tank 21 is not obvious, so after the relay tank 21 receives the liquid in the driving chamber 1 again, the sliding plate 23 will slide upwards continuously until the closing plate 24 is pushed open by the pushing claw 22, at this time, the liquid in the relay tank 21 can flow to the housing 31 from the through hole in the center of the top surface, then the sliding column 32 is pushed up, the upper communication hole 322 connects the upper inlet 312 and the upper outlet 313, the liquid flows out from the upper cylinder 33, because the horizontal hole of the upper communication hole 323 has a slope, an upward component force supporting the sliding column 32 can be generated by the liquid pressure, and the position of the sliding column 32 is maintained, and the upper cylinder 33 is kept continuously connected. When the pressure is reduced, the liquid in the housing 31 will slowly flow from the return hole 317 to the return pipe 5, and the spool 32 will slowly reset.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a fluid switching-over system based on hydraulic pressure pulse control, includes drive chamber (1), transfer chamber (2), switching-over subassembly (3), input tube (4) and back flow (5), its characterized in that:
the driving chamber (1) comprises a main tank body (11), an auxiliary tank body (12), an inner one-way valve (13), a push plate (14), a return spring (15), a receiving cylinder (16) and an outer one-way valve (17);
the main tank body (11) is a cylindrical shell, and the top surface and the bottom surface of the main tank body (11) are respectively provided with a through hole;
the auxiliary tank body (12) is a cylindrical thin-wall component, the auxiliary tank body (12) is positioned in the main tank body (11), the bottom surface of the auxiliary tank body (12) is hermetically connected to the bottom surface of the main tank body (11), the circle center of the bottom surface of the auxiliary tank body (12) is superposed with the circle center of the bottom surface hole of the main tank body (11), and a round hole is formed in the bottom of the side surface of the auxiliary tank body (12);
the inner check valve (13) is arranged on a round hole on the side surface of the auxiliary tank body (12);
the push plate (14) is a disc with the diameter equal to the inner diameter of the auxiliary tank body (12), and the push plate (14) is connected to the inner cavity of the auxiliary tank body (12) in a sliding manner;
the reset spring (15) is positioned in the auxiliary tank body (12), and two ends of the reset spring (15) are respectively connected to the bottom surface of the push plate (14) and the bottom surface of the auxiliary tank body (12);
the bearing cylinder (16) is fixed on the bottom surface of the inner cavity of the main tank body (11), and the bearing cylinder (16) is communicated with the hole on the bottom surface of the main tank body (11);
the outer one-way valve (17) is arranged on a round hole on the bottom surface of the main tank body (11);
the transfer chamber (2) comprises a transfer tank body (21), a push claw (22), a sliding plate (23) and a closing plate (24);
the transfer tank body (21) is a cylindrical shell, the center of the top surface, the outer edge of the top surface and the center of the bottom surface of the transfer tank body (21) are respectively provided with a through hole, the bottom of the side surface of the transfer tank body (21) is provided with a round hole, and the through hole on the bottom surface of the transfer tank body (21) is connected with the round hole on the bottom surface of the main tank body (11) through a pipeline;
the push claw (22) comprises a cylinder positioned at the upper part and a plurality of vertical rods vertically fixed to the bottom surface of the cylinder, and the top surface of the push claw (22) is hermetically fixed to the lower side of a circular hole in the center of the top surface of the transit tank body (21);
the sliding plate (23) is a circular ring-shaped disc with the outer diameter equal to the inner diameter of the transfer tank body (21), the sliding plate (23) is connected to the inner cavity of the transfer tank body (21) in a sliding mode, and the inner diameter of the sliding plate (23) is equal to the outer diameter of the push claw (22);
the closing plate (24) is a circular thin plate, the diameter of the closing plate (24) is larger than the inner diameter of the sliding plate (23), and the edge of the closing plate (24) is connected to the lower side of an inner hole of the sliding plate (23) through an elastic rope;
the reversing assembly (3) comprises a shell (31), a sliding column (32), an upper cylinder (33) and a lower cylinder (34);
the shell (31) comprises a shell body (311), an upper inlet (312), an upper outlet (313), a lower inlet (314), a lower outlet (315), a connecting hole (316) and a backflow hole (317); the shell body (311) is a cylindrical shell; the upper inlet (312) is a round hole positioned at the upper part of the left side surface of the shell body (311); the upper outlet (313) is a round hole positioned at the upper part of the right side surface of the shell body (311); the lower inlet (314) is a round hole positioned in the middle of the left side surface of the shell body (311); the lower outlet (315) is a round hole positioned in the middle of the right side surface of the shell body (311); the connecting hole (316) is a round hole positioned at the lower part of the left side surface of the shell body (311), and the connecting hole (316) is connected with a round hole in the center of the top surface of the transit tank body (21) through a pipeline; the backflow hole (317) is a round hole positioned at the lower part of the left side surface of the shell body (311);
the sliding column (32) comprises a sliding column main body (321), a lower communication hole (322) and an upper communication hole (323); the sliding column main body (321) is a cylindrical rod with the diameter equal to the inner diameter of the sliding column main body (321), the sliding column main body (321) is connected to the inner cavity of the shell main body (311) in a sliding mode, the bottom surface of the sliding column main body (321) is in a slope shape, and the height of the left side of the bottom surface of the sliding column main body (321) is higher than that of the right side; the lower communication hole (322) is a round hole which runs through the side surface of the middle part of the sliding column main body (321); the upper communicating hole (323) comprises a vertical hole and a horizontal hole which are communicated with each other, the vertical hole of the upper communicating hole (323) is positioned at the top surface of the sliding column main body (321), and the horizontal hole of the upper communicating hole (323) is positioned at the left side surface of the upper part of the sliding column main body (321);
the upper cylinder (33) is connected to the right side of the upper outlet (313);
the lower cylinder (34) is connected to the right side of the lower outlet (315);
the output end of the input pipe (4) is provided with three branches, and the output end of the input pipe (4) is respectively connected to the round hole on the top surface of the main tank body (11), the upper inlet (312) and the lower inlet (314);
the input end of the return pipe (5) is provided with two branches, and the input end of the return pipe (5) is respectively connected to the round hole at the lower part of the left side of the transfer tank body (21) and the return hole (317).
2. The fluid reversing system based on hydraulic pulse control according to claim 1, characterized in that: the height of the receiving cylinder (16) is higher than the height of the top end of the inner one-way valve (13).
3. The fluid reversing system based on hydraulic pulse control according to claim 1, characterized in that: the height of the cylinder of the push claw (22) is equal to the height of the vertical rod of the push claw (22), and the thickness of the sliding plate (23) is equal to half of the height of the push claw (22).
4. The fluid reversing system based on hydraulic pulse control according to claim 1, characterized in that: a rectangular block is fixed at the upper left corner of the inner cavity of the shell body (311).
5. The fluid reversing system based on hydraulic pulse control according to claim 1, characterized in that: the backflow hole (317) is positioned below the connecting hole (316).
6. The fluid reversing system based on hydraulic pulse control according to claim 1, characterized in that: when the sliding column main body (321) is positioned at the bottom end, the lower communication hole (322) is communicated with the lower inlet (314) and the lower outlet (315), when the sliding column main body (321) slides to the top end, the lower communication hole (322) is not communicated with the lower inlet (314) and the lower outlet (315), and the upper communication hole (323) is communicated with the upper inlet (312).
7. The fluid reversing system based on hydraulic pulse control according to claim 1, characterized in that: the left end of the horizontal hole of the upper communicating hole (323) is in a slope shape inclining downwards and rightwards.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810795911.6A CN108916656B (en) | 2018-07-19 | 2018-07-19 | Fluid reversing system based on hydraulic pulse control |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810795911.6A CN108916656B (en) | 2018-07-19 | 2018-07-19 | Fluid reversing system based on hydraulic pulse control |
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| CN108916656A CN108916656A (en) | 2018-11-30 |
| CN108916656B true CN108916656B (en) | 2020-05-08 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2043113U (en) * | 1989-01-07 | 1989-08-23 | 胡俊雄 | Cartridge control device for fluid reversing |
| JPH03140700A (en) * | 1989-10-25 | 1991-06-14 | Toshio Yamamoto | Normal-reverse feed converter of fluid in fluid pipeline and liquid vessel with measure liquid taking out device therewith as well as passage converting valve unit available for them |
| CN2355935Y (en) * | 1999-01-15 | 1999-12-29 | 王振义 | Hydraulic commutator |
| CN202252850U (en) * | 2011-08-27 | 2012-05-30 | 黑龙江省农业机械工程科学研究院 | Single-pump liquid reversing device |
| CN104353359A (en) * | 2014-11-14 | 2015-02-18 | 中冶海水淡化投资有限公司 | Fluid reversing switching device and sea water desalination energy recycling device |
| CN204402828U (en) * | 2014-12-05 | 2015-06-17 | 重庆市朗泰机械有限公司 | A kind of hydraulic commutator |
| CN204963962U (en) * | 2015-09-16 | 2016-01-13 | 武汉大学 | Piston translation formula fluid commutator |
| CN205843779U (en) * | 2016-06-07 | 2016-12-28 | 西尼尔(南京)过程控制有限公司 | Fluid flow demarcates reversing arrangement |
| CN107288943A (en) * | 2017-07-28 | 2017-10-24 | 朱明� | A kind of hydraulic actuating mechanism of automatic reverse |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2043113U (en) * | 1989-01-07 | 1989-08-23 | 胡俊雄 | Cartridge control device for fluid reversing |
| JPH03140700A (en) * | 1989-10-25 | 1991-06-14 | Toshio Yamamoto | Normal-reverse feed converter of fluid in fluid pipeline and liquid vessel with measure liquid taking out device therewith as well as passage converting valve unit available for them |
| CN2355935Y (en) * | 1999-01-15 | 1999-12-29 | 王振义 | Hydraulic commutator |
| CN202252850U (en) * | 2011-08-27 | 2012-05-30 | 黑龙江省农业机械工程科学研究院 | Single-pump liquid reversing device |
| CN104353359A (en) * | 2014-11-14 | 2015-02-18 | 中冶海水淡化投资有限公司 | Fluid reversing switching device and sea water desalination energy recycling device |
| CN204402828U (en) * | 2014-12-05 | 2015-06-17 | 重庆市朗泰机械有限公司 | A kind of hydraulic commutator |
| CN204963962U (en) * | 2015-09-16 | 2016-01-13 | 武汉大学 | Piston translation formula fluid commutator |
| CN205843779U (en) * | 2016-06-07 | 2016-12-28 | 西尼尔(南京)过程控制有限公司 | Fluid flow demarcates reversing arrangement |
| CN107288943A (en) * | 2017-07-28 | 2017-10-24 | 朱明� | A kind of hydraulic actuating mechanism of automatic reverse |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108916656A (en) | 2018-11-30 |
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