CN115306667B - Hydraulic pneumatic pump capable of stably outputting hydraulic oil - Google Patents
Hydraulic pneumatic pump capable of stably outputting hydraulic oil Download PDFInfo
- Publication number
- CN115306667B CN115306667B CN202210998038.7A CN202210998038A CN115306667B CN 115306667 B CN115306667 B CN 115306667B CN 202210998038 A CN202210998038 A CN 202210998038A CN 115306667 B CN115306667 B CN 115306667B
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- China
- Prior art keywords
- oil
- plate
- storage tank
- pipe
- hydraulic oil
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- 239000010720 hydraulic oil Substances 0.000 title claims abstract description 58
- 239000003921 oil Substances 0.000 claims abstract description 137
- 230000005540 biological transmission Effects 0.000 claims abstract description 35
- 230000001105 regulatory effect Effects 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 13
- 238000007599 discharging Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- 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
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
- F04B9/12—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being elastic, e.g. steam or air
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- 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
- F04B23/00—Pumping installations or systems
- F04B23/02—Pumping installations or systems having reservoirs
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- 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
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/08—Regulating by delivery pressure
-
- 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
- F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
Abstract
The invention discloses an oil pressure pneumatic pump capable of stably outputting hydraulic oil, which comprises a shell and further comprises: the oil storage tank is characterized in that a pneumatic plate and the oil storage tank are arranged inside the shell, an air inlet pipe and an oil delivery pipe are arranged outside the shell, a supporting piece and a piston are arranged inside the oil storage tank, a connecting piece is arranged between the piston and the pneumatic plate, a sleeve is arranged on the supporting piece, an oil inlet pipe and an oil outlet pipe are arranged on the sleeve, a movable piece is arranged inside the sleeve in a sliding mode, and one end of the movable piece penetrates out of the piston and is provided with a transmission piece; the oil pressure pneumatic pump capable of stably outputting hydraulic oil pushes the pneumatic plate and the piston to move in a mode of introducing gas, the piston extrudes the hydraulic oil from the oil outlet pipe, the gas drives the regulating plate to move left and right in a mode of being matched with the transmission mechanism, and the regulating plate controls the discharge amount of the hydraulic oil through the matching with the oil outlet pipe, so that stable output of the hydraulic oil is realized.
Description
Technical Field
The invention relates to the technical field of oil pressure pneumatic pumps, in particular to an oil pressure pneumatic pump capable of stably outputting hydraulic oil.
Background
The pneumatic pump is a novel conveying machine, is the most novel type of pump in China, adopts compressed air as a power source, can move various corrosive liquids, combines the pneumatic pump and the oil pump to form an oil pressure power pump, and the oil pressure power pump is hydraulic oil with high flow rate by taking air pressure as power output, so that necessary oil pressure can be provided for engineering machinery, the mechanical efficiency and precision are improved, and the times of manual operation are reduced.
When the existing oil pressure pneumatic pump is used, when the external air pressure is large, the oil pressure pneumatic pump cannot stably output hydraulic oil, so that driven machinery cannot be normally used, and the normal use of the oil pressure pneumatic pump is affected.
Disclosure of Invention
The invention aims to provide an oil pressure pneumatic pump capable of stably outputting hydraulic oil so as to solve the problem that the conventional oil pressure pneumatic pump is inconvenient to use.
In order to achieve the above purpose, the present invention provides the following technical solutions:
an oil pressure pneumatic pump for stably outputting hydraulic oil, comprising a housing, and further comprising:
the oil storage tank is characterized in that a pneumatic plate and the oil storage tank are arranged inside the shell, an air inlet pipe and an oil delivery pipe are arranged outside the shell, a supporting piece and a piston are arranged inside the oil storage tank, a connecting piece is arranged between the piston and the pneumatic plate, a sleeve is arranged on the supporting piece, an oil inlet pipe and an oil outlet pipe are arranged on the sleeve, a movable piece is arranged inside the sleeve in a sliding manner, one end of the movable piece penetrates out of the piston and is provided with a transmission piece, and an oil inlet hole is formed in the movable piece;
the oil storage tank comprises an oil storage tank body, wherein the side wall of the oil storage tank body is provided with an oil outlet pipe, a plurality of through holes are formed in the outer portion of the oil outlet pipe, one end of the oil outlet pipe penetrates into the oil storage tank body, and a sealing ring is arranged on the outer portion of the oil storage tank body;
the transmission mechanism is arranged between the air inlet pipe and the transmission piece; the air inlet pipe pushes the pneumatic plate and the piston to move in a mode of introducing air, the piston extrudes hydraulic oil from the oil outlet pipe, the air drives the regulating plate to move left and right in a mode of being matched with the transmission mechanism, the regulating plate controls the discharge amount of the hydraulic oil through the matching with the oil outlet pipe, the hydraulic oil drives the movable part to move in a mode of extruding the transmission part, the oil inlet hole on the movable part is communicated with the oil inlet pipe inside the sleeve, and the oil inlet pipe reduces the pressure inside the oil storage tank in a mode of leading the hydraulic oil into the sleeve.
Based on the technical scheme, the invention also provides the following optional technical schemes:
in one alternative: the transmission mechanism comprises a connecting pipe arranged outside the air inlet pipe, a sealing box arranged outside the connecting pipe, a movable plate arranged outside the adjusting plate and a transmission rod arranged between the movable plate and the connecting pipe.
In one alternative: the shell is provided with a fixed plate outside, the transmission rod is arranged on the fixed plate in a sliding mode, a locking bolt is arranged outside the fixed plate, a side plate is fixedly arranged outside the transmission rod, a reset spring is arranged between the side plate and the sealing box, and an air outlet pipe is arranged on the side wall of the connecting pipe.
In one alternative: the piston center position is provided with the rotation sleeve, rotation sleeve one end passes support piece and is provided with the mounting panel, rotation sleeve other end is provided with helical blade.
In one alternative: the mounting panel passes through the bolt and the support piece fixed connection that the lateral wall set up, rotate the inside nut that is provided with of sleeve, the inside fixed threaded rod that is provided with of batch oil tank, threaded rod one end penetrates rotate the inside of sleeve and with nut screw-thread fit.
In one alternative: the shell is internally provided with fixed blocks, a sliding rod is arranged between the two fixed blocks, and the adjusting plate is arranged on the sliding rod in a sliding mode.
In one alternative: the oil delivery pipe is arranged at the center of the fixing frame in a sliding mode, and a spring is arranged between the fixing frame and the adjusting plate.
Compared with the prior art, the invention has the following beneficial effects:
the oil pressure pneumatic pump of steady output hydraulic oil promotes pneumatic plate and piston through the mode of leading-in gas and removes, and the piston is with hydraulic oil from the delivery line extrusion, and gaseous through with drive mechanism complex mode drives the regulating plate and controls the removal of going out the discharge volume of oil, the hydraulic oil drives the moving part through the mode of extrusion driving medium and removes, and the inlet port on the moving part is with sleeve inside and advance oil pipe intercommunication, advances oil pipe through the mode that lets in the sleeve with hydraulic oil inside and reduce the pressure of the batch tank, has realized the steady output of hydraulic oil.
Drawings
Fig. 1 is a schematic structural view of an oil pressure pneumatic pump that smoothly outputs hydraulic oil.
Fig. 2 is a front view of the hydro-pneumatic pump that smoothly outputs hydraulic oil.
Fig. 3 is a sectional view of a reservoir in an oil hydraulic pump that smoothly outputs hydraulic oil.
Fig. 4 is a schematic structural view of an adjusting plate in an oil pressure pneumatic pump that smoothly outputs hydraulic oil.
Fig. 5 is a cross-sectional view of a sleeve in an oil hydraulic pump that smoothly outputs hydraulic oil.
Fig. 6 is a sectional view of a seal box in an oil hydraulic pneumatic pump that smoothly outputs hydraulic oil.
Reference numerals annotate: 1-shell, 2-air plate, 3-intake pipe, 4-oil storage tank, 401-oil outlet groove, 5-adjusting plate, 501-cylinder groove, 6-fixing frame, 7-oil delivery pipe, 8-cushion block, 9-spring, 10-oil outlet pipe, 11-sealing ring, 12-sealing block, 13-connecting rod, 14-threaded rod, 15-rotating sleeve, 16-mounting plate, 17-spiral blade, 18-driving plate, 19-supporting spring, 20-sleeve, 21-oil inlet pipe, 22-oil discharge pipe, 23-communicating pipe, 24-supporting plate, 25-movable rod, 251-oil inlet hole, 26-bolt, 27-piston, 28-fixing plate, 281-locking bolt, 29-driving rod, 30-movable plate, 31-fixing block, 32-sliding rod, 33-sealing box, 34-restoring spring, 35-side plate, 36-air outlet pipe, 37-connecting pipe, 38-baffle, 39-connecting spring, 40-protecting plate, 41-protecting rod.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Specific implementations of the invention are described in detail below in connection with specific embodiments.
As shown in fig. 1 to 4, an oil pressure pneumatic pump for smoothly outputting hydraulic oil according to an embodiment of the present invention includes a housing 1, further including:
the oil storage tank 4, the shell 1 is a hollow cylindrical structure, a plurality of protection plates 40 are arranged outside the shell 1, a protection rod 41 is arranged between the protection plates 40, the oil hydraulic pneumatic pump is connected with equipment to be driven through the protection plates 40, the pneumatic plate 2 and the oil storage tank 4 are arranged inside the shell 1, the pneumatic plate 2 is arranged inside the shell 1 in a sliding manner, the oil storage tank 4 is of a cylindrical structure and is fixedly arranged inside the shell 1 through a sealing block 12, an air inlet pipe 3 and an oil conveying pipe 7 are arranged outside the shell 1, air enters the shell 1 through the air inlet pipe 3, hydraulic oil in the oil storage tank 4 is discharged through the oil conveying pipe 7 and pushes mechanical equipment connected with the hydraulic oil to operate, a supporting piece and a piston 27 are arranged inside the oil storage tank 4, the supporting piece is a supporting plate 24 arranged inside the oil storage tank 4 in a sliding manner, the supporting plate 24 and the piston 27 are both arranged inside the oil storage tank 4 in a sliding manner, a connecting piece is arranged between the piston 27 and the pneumatic plate 2, the connecting piece is a connecting rod 13, the pneumatic plate 2 pushes the piston 27 and the supporting plate 24 to move through the connecting rod 13, a sleeve 20 is fixedly arranged on the supporting plate 24, an oil inlet pipe 21 and an oil outlet pipe 22 are arranged on the sleeve 20, a valve is arranged on the oil outlet pipe 22, subsequent hydraulic oil cleaning is facilitated, a movable piece is arranged inside the sleeve 20 in a sliding manner, the movable piece is a movable rod 25 arranged inside the sleeve 20 in a sliding manner, one end of the movable rod 25 penetrates out of the piston 27 and is provided with a transmission piece, the transmission piece is a transmission plate 18, a spring 19 is sleeved on the movable rod 25, and an oil inlet hole 251 is formed in the side wall of the movable rod 25;
the oil storage tank comprises an adjusting plate 5, wherein an oil outlet pipe 10 is arranged on the side wall of the oil storage tank 4, a plurality of through holes are formed in the outer portion of the oil outlet pipe 10, one end of the oil outlet pipe 10 penetrates into the adjusting plate 5, a sealing ring 11 is arranged on the outer portion of the adjusting plate 5, the sealing ring 11 is attached to the side wall of the oil storage tank 4, a cylindrical groove 501 is formed in the side wall of the adjusting plate 5, the cylindrical groove 501 is communicated with the oil delivery pipe 7, a plurality of oil outlet grooves 401 of funnel-shaped structures are formed in the inner wall of the oil storage tank 4, and the oil outlet grooves 401 are communicated with the oil outlet pipe 10;
the transmission mechanism is arranged between the air inlet pipe 3 and the transmission piece; the air inlet pipe 3 pushes the pneumatic plate 2 and the piston 27 to move in a mode of introducing air, the piston 27 presses hydraulic oil out of the oil outlet pipe 10, the air drives the adjusting plate 5 to move left and right in a mode of being matched with the transmission mechanism, the adjusting plate 5 controls the discharge amount of the hydraulic oil through the matching with the oil outlet pipe 10, the hydraulic oil drives the movable part to move in a mode of extruding the transmission part, the oil inlet hole 251 on the movable part is communicated with the sleeve 20 inside and the oil inlet pipe 21, and the oil inlet pipe 21 reduces the pressure inside the oil storage tank 4 in a mode of introducing the hydraulic oil into the sleeve 20.
As shown in fig. 2, as a preferred embodiment of the present invention, the transmission mechanism includes a connection pipe 37 provided outside the intake pipe 3, a sealing box 33 fixedly provided outside the connection pipe 37, a movable plate 30 provided outside the adjustment plate 5, and a transmission rod 29 provided between the movable plate 30 and the connection pipe 37, the adjustment plate 5 is connected to the movable plate 30, when gas is introduced from the intake pipe 3 into the inside of the housing 1, the gas enters the inside of the connection pipe 37 and pushes the transmission rod 29 to move leftward, the transmission rod 29 drives the adjustment plate 5 to move leftward, when the impact force of air increases, the thrust of the air-operated plate 2 increases, the moving distance of the adjustment plate 5 increases, the oil outlet pipe 10 slides out from the inside of the adjustment plate 5, the hydraulic oil inside the oil reservoir 4 enters the inside of the cylinder tank 501 through the oil delivery pipe 7 and is discharged through the through-hole outside of the oil delivery pipe 10, so that the distance of the oil outlet pipe 10 sliding out of the adjustment plate 5 increases, the number of through-hole for discharging oil increases, thereby reducing the discharge pressure of the hydraulic oil, and realizing automatic adjustment of the hydraulic oil output pressure.
As shown in fig. 6, as a preferred embodiment of the present invention, the casing 1 is provided with a fixing plate 28 on the outside, the transmission rod 29 is slidably disposed on the fixing plate 28, a locking bolt 281 is disposed on the outside of the fixing plate 28, the transmission rod 29 can be fixed by the locking bolt 281, the adjusting plate 5 is located at a fixed position, the adjusting function of the adjusting plate 5 is closed, a side plate 35 is fixedly disposed on the outside of the transmission rod 29, a return spring 34 is disposed between the side plate 35 and the sealing box 33, an air outlet pipe 36 is disposed on the side wall of the connecting pipe 37, when the impact force of the introduced air is too large, the transmission rod 29 moves leftwards, the connecting pipe 37 is communicated with the air outlet pipe 36, and the air is discharged from the air outlet pipe 6, so that the air is prevented from being completely filled into the casing 1, and the normal use of the apparatus is affected.
As shown in fig. 2, as a preferred embodiment of the present invention, a rotary sleeve 15 is provided at a central position of the piston 27, one end of the rotary sleeve 15 passes through the support member and is rotatably provided with a mounting plate 16, the other end of the rotary sleeve 15 is provided with a helical blade 17, and the rotary sleeve 15 is provided between the piston 27 and the support plate 24.
As shown in fig. 2, as a preferred embodiment of the present invention, the mounting plate 16 is fixedly connected with the support plate 24 through a bolt 26 disposed on a side wall, the rotating sleeve 15 is rotatably connected with the support plate 24 through the mounting plate 16, a nut is fixedly disposed inside the rotating sleeve 15, a threaded rod 14 is fixedly disposed inside the oil tank 4, one end of the threaded rod 14 penetrates into the rotating sleeve 15 and is in threaded fit with the nut, the piston 27 drives the rotating sleeve 15 to move left and right, the threaded rod 14 drives the nut inside the rotating sleeve 15 to rotate, the rotating sleeve 15 drives the helical blade 17 to rotate, the helical blade 17 agitates hydraulic oil, and oil drainage uniformity of the hydraulic oil is ensured.
As shown in fig. 2, as a preferred embodiment of the present invention, a fixed block 31 is provided inside the housing 1, a sliding rod 32 is provided between the two fixed blocks 31, the adjusting plate 5 is slidably provided on the sliding rod 32, and the sliding rod 32 guides the left-right sliding of the adjusting plate 5.
As shown in fig. 2, as a preferred embodiment of the present invention, a fixing frame 6 is disposed inside the housing 1, the fixing frame 6 is fixedly mounted by a cushion block 8, an oil delivery pipe 7 is slidably disposed in the center of the fixing frame 6, and a spring 9 is disposed between the fixing frame 6 and the adjusting plate 5.
As shown in fig. 2, as a preferred embodiment of the present invention, a baffle plate 38 is rotatably disposed on an inner wall of the housing 1 adjacent to the air inlet pipe 3, and a connecting spring 39 is disposed on the baffle plate 38.
In the above embodiment of the present invention, there is provided an oil pressure pneumatic pump for stably outputting hydraulic oil, the oil pressure pneumatic pump is connected with a device to be driven through a protection plate 40, gas is introduced into a housing 1 from an air inlet pipe 3, a pneumatic plate 2 pushes a piston 27 to slide through a connecting rod 13, the piston 27 discharges hydraulic oil through an oil delivery pipe 7 to drive an external mechanical device, when the impact force of air is increased, the thrust of the pneumatic plate 2 is increased, the pressure of the hydraulic oil is increased, the gas in a connecting pipe 37 moves through an adjusting plate 5, an oil outlet pipe 10 slides out of the adjusting plate 5, through holes in the oil outlet pipe 10 are opened, the number of through holes for discharging oil is increased, thereby reducing the discharge pressure of the hydraulic oil, that is, the pressure of an air inlet end is increased, the output force of the hydraulic oil is balanced by synchronously increasing the oil outlet area of the hydraulic oil, and stable output of the hydraulic oil is realized.
The foregoing is merely specific embodiments of the disclosure, but the protection scope of the disclosure is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the disclosure, and it is intended to cover the scope of the disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a steady hydraulic oil's of output oil pressure pneumatic pump, includes casing, its characterized in that still includes:
the oil storage tank is characterized in that a pneumatic plate and the oil storage tank are arranged inside the shell, an air inlet pipe and an oil delivery pipe are arranged outside the shell, a supporting piece and a piston are arranged inside the oil storage tank, a connecting piece is arranged between the piston and the pneumatic plate, a sleeve is arranged on the supporting piece, an oil inlet pipe and an oil outlet pipe are arranged on the sleeve, a movable piece is arranged inside the sleeve in a sliding manner, one end of the movable piece penetrates out of the piston and is provided with a transmission piece, and an oil inlet hole is formed in the movable piece;
the oil storage tank comprises an oil storage tank body, wherein the side wall of the oil storage tank body is provided with an oil outlet pipe, a plurality of through holes are formed in the outer portion of the oil outlet pipe, one end of the oil outlet pipe penetrates into the oil storage tank body, and a sealing ring is arranged on the outer portion of the oil storage tank body;
the transmission mechanism is arranged between the air inlet pipe and the transmission piece; the air inlet pipe pushes the pneumatic plate and the piston to move in a mode of introducing air, the piston extrudes hydraulic oil from the oil outlet pipe, the air drives the regulating plate to move left and right in a mode of being matched with the transmission mechanism, the regulating plate controls the discharge amount of the hydraulic oil through the matching with the oil outlet pipe, the hydraulic oil drives the movable part to move in a mode of extruding the transmission part, the oil inlet hole on the movable part is communicated with the oil inlet pipe inside the sleeve, and the oil inlet pipe reduces the pressure inside the oil storage tank in a mode of leading the hydraulic oil into the sleeve.
2. The steady output hydraulic oil hydraulic pneumatic pump according to claim 1, characterized in that the transmission mechanism includes a connection pipe provided outside the intake pipe, a seal box provided outside the connection pipe, a movable plate provided outside the adjustment plate, and a transmission rod provided between the movable plate and the connection pipe.
3. The oil pressure pneumatic pump for stably outputting hydraulic oil according to claim 2, wherein a fixing plate is arranged outside the housing, the transmission rod is slidably arranged on the fixing plate, a locking bolt is arranged outside the fixing plate, a side plate is fixedly arranged outside the transmission rod, a return spring is arranged between the side plate and the sealing box, and an air outlet pipe is arranged on the side wall of the connecting pipe.
4. The steady output hydraulic oil hydraulic pneumatic pump of claim 1, characterized in that the piston center position is provided with a rotating sleeve, one end of the rotating sleeve passes through the supporting member and is provided with a mounting plate, and the other end of the rotating sleeve is provided with a helical blade.
5. The oil pressure pneumatic pump for stably outputting hydraulic oil according to claim 4, wherein the mounting plate is fixedly connected with the supporting member through a bolt arranged on the side wall, a nut is arranged inside the rotating sleeve, a threaded rod is fixedly arranged inside the oil storage tank, and one end of the threaded rod penetrates into the rotating sleeve and is in threaded fit with the nut.
6. The oil pressure pneumatic pump for stably outputting hydraulic oil according to claim 1, wherein a fixed block is provided inside the housing, a slide rod is provided between two of the fixed blocks, and the adjusting plate is slidably provided on the slide rod.
7. The oil pressure pneumatic pump for stably outputting hydraulic oil according to claim 6, wherein a fixing frame is arranged in the shell, an oil delivery pipe is slidably arranged in the center of the fixing frame, and a spring is arranged between the fixing frame and the adjusting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210998038.7A CN115306667B (en) | 2022-08-19 | 2022-08-19 | Hydraulic pneumatic pump capable of stably outputting hydraulic oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210998038.7A CN115306667B (en) | 2022-08-19 | 2022-08-19 | Hydraulic pneumatic pump capable of stably outputting hydraulic oil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115306667A CN115306667A (en) | 2022-11-08 |
| CN115306667B true CN115306667B (en) | 2023-10-27 |
Family
ID=83863670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210998038.7A Active CN115306667B (en) | 2022-08-19 | 2022-08-19 | Hydraulic pneumatic pump capable of stably outputting hydraulic oil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115306667B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH473319A (en) * | 1968-06-19 | 1969-05-31 | Hydrel Ag Maschf | Fully hydraulic device on the machine or apparatus with a straight back and forth moving part, for largely load and speed independent reversal of the accuracy of the movement of the part between two adjustable reversing points |
| DE3316101C1 (en) * | 1983-05-03 | 1984-08-23 | Forschungsgesellschaft für Biomedizinische Technik, 5100 Aachen | Redundant piston pump for operating single or multi-chamber pneumatic blood pumps |
| CN1112663A (en) * | 1994-03-31 | 1995-11-29 | 大宇电子株式会社 | Electromagnetic pump having an automatic exhaust-control valve |
| KR100922483B1 (en) * | 2009-02-06 | 2009-10-19 | 이광섭 | Platen Level Controller for car |
| CN108386331A (en) * | 2018-03-23 | 2018-08-10 | 北京交通大学 | A kind of indoor model test intelligent no pulse grouting pump and its application method |
| CN213016656U (en) * | 2020-07-10 | 2021-04-20 | 爱德夏汽车零部件（昆山）有限公司 | Pneumatic oil injection pump |
-
2022
- 2022-08-19 CN CN202210998038.7A patent/CN115306667B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH473319A (en) * | 1968-06-19 | 1969-05-31 | Hydrel Ag Maschf | Fully hydraulic device on the machine or apparatus with a straight back and forth moving part, for largely load and speed independent reversal of the accuracy of the movement of the part between two adjustable reversing points |
| DE3316101C1 (en) * | 1983-05-03 | 1984-08-23 | Forschungsgesellschaft für Biomedizinische Technik, 5100 Aachen | Redundant piston pump for operating single or multi-chamber pneumatic blood pumps |
| CN1112663A (en) * | 1994-03-31 | 1995-11-29 | 大宇电子株式会社 | Electromagnetic pump having an automatic exhaust-control valve |
| KR100922483B1 (en) * | 2009-02-06 | 2009-10-19 | 이광섭 | Platen Level Controller for car |
| CN108386331A (en) * | 2018-03-23 | 2018-08-10 | 北京交通大学 | A kind of indoor model test intelligent no pulse grouting pump and its application method |
| CN213016656U (en) * | 2020-07-10 | 2021-04-20 | 爱德夏汽车零部件（昆山）有限公司 | Pneumatic oil injection pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115306667A (en) | 2022-11-08 |
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