CN111606236A - Portable ultrahigh pressure large load jack - Google Patents
Portable ultrahigh pressure large load jack Download PDFInfo
- Publication number
- CN111606236A CN111606236A CN202010486702.0A CN202010486702A CN111606236A CN 111606236 A CN111606236 A CN 111606236A CN 202010486702 A CN202010486702 A CN 202010486702A CN 111606236 A CN111606236 A CN 111606236A
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- Prior art keywords
- oil
- lever
- base
- pipe
- liquid
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
- B66F3/25—Constructional features
- B66F3/42—Constructional features with self-contained pumps, e.g. actuated by hand
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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
- 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
- F04B53/22—Arrangements for enabling ready assembly or disassembly
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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
- F04B9/14—Pumps characterised by muscle-power operation
Abstract
The invention discloses a portable ultrahigh-pressure large-load jack, which relates to the technical field of hydraulic jacks, in particular to a base and a manual pump assembly, wherein an oil liquid tank is fixed on one side of the surface of the base, a support rod is arranged in an oil liquid inner cavity, a support plate is welded at the top of the support rod, a first oil pipe is arranged at the bottom of the oil liquid tank, a first one-way valve is arranged at the tail end of the first oil pipe, liquid inlet pipes are arranged at the tops of the first one-way valve and the second one-way valve, and the manual pump assembly is arranged above the liquid inlet pipes. This portable superhigh pressure heavy-load jack props thing board, bracing piece when the object is just not touched to rising of needs, is sent the liquid pump of fluid incasement portion to the fluid inner chamber by the micropump in, thereby people press down lever outer tube, pole in the lever simultaneously can make the inside liquid that is full of fluid inner chamber fast reach and let prop thing board, the effect that the bracing piece rises fast, should be provided with and do benefit to the shortening and prop thing board and object support contact required time to improve the operation speed.
Description
Technical Field
The invention relates to the technical field of hydraulic jacks, in particular to a portable ultrahigh-pressure large-load jack.
Background
The ultrahigh pressure jack comprises a mechanical jack, a hydraulic jack and the like, and in principle, the most basic principle on which the hydraulic transmission is based is the pascal principle, that is, the pressure intensity of each part of liquid is consistent, the common hydraulic jack utilizes the principle to achieve force transmission, the hydraulic jack adopts a plunger or a hydraulic cylinder as a rigid jacking part and has the characteristics of compact structure, stable operation, large jacking force, self-locking and the like, the most basic principle on which the hydraulic transmission of the hydraulic jack is based is the pascal principle, in particular, the pressure intensity of each part of the liquid is consistent, so that in a balanced system, the pressure applied to a smaller piston is smaller, the pressure applied to a larger piston is larger, the liquid can be kept still, and the transmission of the liquid is achieved, different pressures at different ends can be obtained, so that a conversion can be achieved, and the hydraulic jack commonly seen by people utilizes the principle to achieve force transmission.
The weight is also great when current hydraulic jack is bulky, and the people of not being convenient for carry and carry, and the thing piston rod rising speed is slow when no-load, needs longer time to prop up the object to the lever pressing rod length of manual pump department can't be adjusted, resistance when unable reduction manual pressing, leads to the inconvenient storage of hydraulic jack increase because of lever pressing rod length problem simultaneously.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a portable ultrahigh pressure large-load jack, which solves the problems that the existing hydraulic jack proposed in the background art is large in size and heavy, is inconvenient for people to carry, is slow in lifting speed of a support piston rod during no-load, needs a long time to support an object, cannot adjust the length of a lever pressing rod at a manual pump, cannot reduce resistance during manual pressing, and is inconvenient to store due to the fact that the size of the hydraulic jack is increased due to the length of the lever pressing rod.
In order to achieve the purpose, the invention is realized by the following technical scheme: portable superhigh pressure heavy-duty jack, including base and manual pump subassembly, base surface one side is fixed with the fluid case, and fluid incasement portion is provided with the fluid inner chamber, fluid intracavity portion is provided with the bracing piece, and the bracing piece bottom is connected with first rubber piston, the welding of bracing piece top has the thing board that props, and props thing board bottom and be fixed with gravity sensor, fluid bottom of the case portion is provided with first oil pipe, and first oil pipe surface is connected with the micropump, the micropump outside is connected with second oil pipe, the inside arrangement of base has the battery, the terminal arrangement of first oil pipe has first check valve, second oil pipe end-to-end connection has the second check valve, first check valve all is provided with the feed liquor pipe with second check valve top, manual pump subassembly sets up in feed liquor pipe top.
Optionally, the outer wall of the first rubber piston is attached to the inner wall of the oil cavity, the vertical center line of the oil cavity coincides with the vertical center line of the supporting rod, and a lifting structure is formed among the first rubber piston, the supporting rod and the oil cavity.
Optionally, the oil tank and the first oil pipe form a communicating structure with the second oil pipe and the oil cavity through the micro pump, and an embedded structure is formed between the micro pump and the base.
Optionally, the liquid inlet pipe penetrates through the top of the base, the liquid inlet pipe and the base are vertically distributed, and the liquid inlet pipe is communicated with the first oil pipe and the second oil pipe through the first check valve and the second check valve.
Optionally, manual pump subassembly includes pump body base, slot, transfer line, execution oil pocket, second rubber piston, hydraulic pressure post, lever outer tube, lever inner tube, pivot and branch, and pump body base bottom has seted up the slot, the inside transfer line that is provided with of slot, pump body base top is fixed with the execution oil pocket, and inside the settling of execution oil pocket has second rubber piston, second rubber piston top is fixed with the hydraulic pressure post, and hydraulic pressure post top is connected with the lever outer tube, the lever inner tube is inside to be provided with of lever outer tube, and the lever inner tube end is provided with the pivot, pivot both ends surface swing joint has branch.
Optionally, the pump body base is connected with the base through the slot and the clamping connection formed between the liquid inlet pipe and the base, the inner surface of the liquid inlet pipe is tightly attached to the outer surface of the infusion pipe, and the pump body base and the execution oil cavity form an integrated structure.
Optionally, the structural size of the outer opening of the second rubber piston is matched with the structural size of the inner opening of the execution oil chamber, and the vertical center line of the execution oil chamber is overlapped with the vertical center line of the hydraulic column.
Optionally, the hydraulic column is fixedly connected with the outer lever tube, a telescopic structure is formed between the outer lever tube and the inner lever rod, and the structural size of the front inner opening of the outer lever tube is smaller than that of the bottom outer opening of the inner lever rod.
Optionally, a movable structure is formed between the lever outer tube and the lever inner rod and the support rod through the rotating shaft, and a lifting structure is formed between the hydraulic column and the second rubber piston and the execution oil cavity through the lever outer tube and the lever inner rod.
The invention provides a portable ultrahigh-pressure large-load jack, which has the following beneficial effects:
1. this portable superhigh pressure heavy-load jack is split type structure between manual pump package spare and the base, is favorable to making things convenient for people to separately carry the device's base, fluid case and manual pump package spare, is favorable to reducing the burden when people carry, and is the load capacity that welding integration structure is favorable to improving this jack between fluid case and the base.
2. This portable superhigh pressure heavy-duty jack, when assembling manual pump subassembly and base, only need place manual pump subassembly in the base surface, make the slot that the feed liquor pipe inserted pump body base bottom, the transfer line inserts the feed liquor intraduct simultaneously, so far can accomplish the equipment between manual pump subassembly and the base, this equipment mode is easily understood, make things convenient for people to operate, and later stage only need upwards pull out pump body base can the whole take off of manual pump subassembly, make things convenient for people's split to carry, and the transfer line inserts the interior surface of feed liquor pipe when the feed liquor is intraduct and the surface of transfer line closely laminates, be favorable to improving first oil pipe, the leakproofness of intercommunication between second oil pipe and the execution oil pocket, prevent that liquid from oozing.
3. This portable superhigh pressure heavy-duty jack, prop the thing board, the bracing piece rises and when not touching the object as required, liquid pump with fluid incasement portion is sent to the fluid inner chamber by the micropump, people press down the lever outer tube simultaneously, pole can make the inside liquid that is full of fluid inner chamber fast thereby reach and let prop the thing board, the effect that the bracing piece rises fast, this be provided with does benefit to the shortening and props thing board and object support contact required time, thereby improve the operation speed, and can be responded to by gravity sensor when the very first time that props the thing board and contacts the object, thereby close the micropump and make first oil pipe, second oil pipe no longer communicates, the messenger props the thing board, the bracing piece carries the object and slowly rises, be favorable to avoiding propping the thing board, the bracing piece receives the influence of gravity to take.
4. This portable superhigh pressure heavy-load jack, battery, micropump all imbed inside the base, thereby live battery, micropump through the base parcel and played the protection effect, avoid battery, micropump to take place to collide with, and the later stage can take out the battery from the base side, the battery can be followed the base below and taken out, makes things convenient for later maintenance to overhaul, is favorable to improving the life of this jack.
5. This portable superhigh pressure heavy-load jack constitutes extending structure between pole in lever outer tube and the lever, with pole in the lever from the inside length that can prolong the lever of taking out of lever outer tube, be favorable to reducing the resistance when people press, improve the smoothness degree, and push the inside length that can shorten the lever of lever outer tube with pole in the lever to reduce the whole volume of this jack, make things convenient for people to accomodate.
Drawings
FIG. 1 is a front view of the overall structure of the present invention;
FIG. 2 is a side view of an execution oil chamber of the present invention;
FIG. 3 is a bottom view of the pump body base according to the present invention;
FIG. 4 is a schematic top view of the base of the present invention;
FIG. 5 is an enlarged view of the structure at A in FIG. 1 according to the present invention.
In the figure: 1. a base; 2. an oil tank; 3. an oil cavity; 4. a support bar; 5. a first rubber piston; 6. an object supporting plate; 7. a gravity sensor; 8. a first oil pipe; 9. a micro-pump; 10. a second oil pipe; 11. a storage battery; 12. a first check valve; 13. a second one-way valve; 14. a liquid inlet pipe; 15. a manual pump assembly; 1501. a pump body base; 1502. a slot; 1503. a transfusion tube; 1504. an execution oil chamber; 1505. a second rubber piston; 1506. a hydraulic column; 1507. an outer lever tube; 1508. an inner lever; 1509. a rotating shaft; 1510. a support rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 5, the present invention provides a technical solution: a portable ultrahigh pressure large-load jack comprises a base 1 and a manual pump assembly 15, wherein a fluid tank 2 is fixed on one side of the surface of the base 1, a fluid cavity 3 is arranged in the fluid tank 2, a support rod 4 is arranged in the fluid cavity 3, a first rubber piston 5 is connected to the bottom of the support rod 4, the outer wall of the first rubber piston 5 is attached to the inner wall of the fluid cavity 3, the vertical central line of the fluid cavity 3 is coincident with the vertical central line of the support rod 4, a lifting structure is formed among the first rubber piston 5, the support rod 4 and the fluid cavity 3, the sealing performance of the fluid cavity 3 can be improved by attaching the outer wall of the first rubber piston 5 to the inner wall of the fluid cavity 3, the vertical central line of the fluid cavity 3 is coincident with the vertical central line of the support rod 4, and friction between the support rod 4 and the,
the top of the support rod 4 is welded with a support plate 6, the bottom of the support plate 6 is fixed with a gravity sensor 7, the bottom of the oil tank 2 is provided with a first oil pipe 8, the surface of the first oil pipe 8 is connected with a micro pump 9, the outer side of the micro pump 9 is connected with a second oil pipe 10, a storage battery 11 is arranged in the base 1, the oil tank 2 and the first oil pipe 8 form a communicating structure with the second oil pipe 10 and the oil cavity 3 through the micro pump 9, an embedded structure is formed between the micro pump 9 and the base 1, when the support plate 6 and the support rod 4 need to be lifted and do not contact with an object, the micro pump 9 pumps liquid in the oil tank 2 into the oil cavity 3, and simultaneously, people can press the lever outer pipe 1507 and the lever inner rod 1508 to quickly fill the liquid in the oil cavity 3 so as to achieve the effect of quickly lifting the support plate 6 and the support rod 4, the arrangement is favorable for shortening the contact time of the support, thereby improve the operating speed, and can be responded to by gravity sensor 7 when propping the very first time that thing board 6 contacted the object to close micropump 9 and make first oil pipe 8, second oil pipe 10 no longer communicate, make and prop thing board 6, bracing piece 4 and carry the object and slowly rise, be favorable to avoiding propping thing board 6, bracing piece 4 and receive that gravity influences to take place to fall back and fall back
A first one-way valve 12 is arranged at the tail end of the first oil pipe 8, a second one-way valve 13 is connected at the tail end of the second oil pipe 10, liquid inlet pipes 14 are arranged at the tops of the first one-way valve 12 and the second one-way valve 13, the liquid inlet pipes 14 penetrate through the top of the base 1, the liquid inlet pipes 14 and the base 1 are vertically distributed, the liquid inlet pipes 14 are communicated with the first oil pipe 8 and the second oil pipe 10 through the first one-way valve 12 and the second one-way valve 13, the liquid inlet pipes 14 penetrate through the top of the base 1, the liquid inlet pipes 14 and the base 1 are vertically distributed, the manual pump assembly 15 is integrally assembled on the surface of the base 1 conveniently, meanwhile, the manual pump assembly 15 is prevented from being inclined, and the liquid inlet pipes 14 are communicated with the first oil pipe 8 and the second oil pipe 10 through the first one-way valve 12 and the second one-way valve;
the manual pump assembly 15 is arranged above the liquid inlet pipe 14, the manual pump assembly 15 comprises a pump body base 1501, a slot 1502, a liquid conveying pipe 1503, an execution oil cavity 1504, a second rubber piston 1505, a hydraulic column 1506, an outer lever pipe 1507, an inner lever 1508, a rotating shaft 1509 and a support rod 1510, the slot 1502 is arranged at the bottom of the pump body base 1501, the liquid conveying pipe 1503 is arranged inside the slot 1502, the execution oil cavity 1504 is fixed at the top of the pump body base 1501, the second rubber piston 1505 is arranged inside the execution oil cavity 1504, the hydraulic column 1506 is fixed at the top of the second rubber piston 1505, the outer lever pipe 1507 is connected at the top end of the hydraulic column 1506, the inner lever 1508 is arranged inside the outer lever pipe 1507, the rotating shaft 1509 is arranged at the tail end of the inner lever 1508, the support rod 1510 is movably connected to the surface of the two ends of the rotating shaft 1509, the pump body base 1501 is connected with the, an integrated structure is formed between the pump body base 1501 and the execution oil cavity 1504, the structural size of an outer opening of a second rubber piston 1505 is matched with the structural size of an inner opening of the execution oil cavity 1504, the vertical center line of the execution oil cavity 1504 is overlapped with the vertical center line of a hydraulic column 1506, the hydraulic column 1506 is fixedly connected with an outer lever tube 1507, a telescopic structure is formed between the outer lever tube 1507 and an inner lever rod 1508, the structural size of the inner opening of the front end of the outer lever tube 1507 is smaller than the structural size of the outer opening of the bottom end of the inner lever rod 1508, the outer lever tube 1507 and the inner lever rod 1508 form a movable structure through a rotating shaft 1509 and a support rod 1510, the hydraulic column 1506 and the second rubber piston 1505 form a lifting structure through the outer lever tube 1507 and the inner lever rod and the execution oil cavity 1504, a manual pump assembly 15 is placed on the surface of the base 1, the liquid inlet pipe 14 is inserted into, the assembly between the manual pump assembly 15 and the base 1 can be completed, the assembly mode is simple and easy to understand and is convenient for people to operate, the pump body base 1501 only needs to be pulled upwards in the later stage, the manual pump assembly 15 can be integrally taken down, the disassembly and the carrying are convenient for people, the infusion tube 1503 is inserted into the liquid inlet tube 14, the inner surface of the liquid inlet tube 14 is tightly attached to the outer surface of the infusion tube 1503, the sealing performance of the communication between the first oil tube 8 and the second oil tube 10 and the execution oil cavity 1504 is improved, the liquid seepage is prevented, the structural size of the outer opening of the second rubber piston 1505 is matched with the structural size of the inner opening of the execution oil cavity 1504, the stability of the hydraulic column 1506 during lifting is improved, the deflection is avoided, the lever inner rod 1508 can be pulled out from the inside of the lever outer tube 1507, the resistance of people during pressing is reduced, the smoothness is improved, and the lever inner rod 1508 is, thereby reduce the whole volume of this jack, make things convenient for people to accomodate, the structure size of mouthful is less than the outer structure chi of pole 1508 bottom in the lever outer tube 1507 front end simultaneously, and this setting can prevent that pole 1508 in the lever from taking place to drop from the inside of lever outer tube 1507.
In conclusion, when the portable ultrahigh-pressure large-load jack is used, the manual pump assembly 15 is firstly placed on the surface of the base 1, the liquid inlet pipe 14 is inserted into the insertion groove 1502 at the bottom of the pump body base 1501, the liquid conveying pipe 1503 is inserted into the liquid inlet pipe 14, so that the assembly between the manual pump assembly 15 and the base 1 can be completed, the lever inner rod 1508 is drawn out from the inside of the lever outer pipe 1507 to prolong the length of the lever, so that the resistance of people in pressing is reduced, the smoothness is improved, the lever inner rod 1508 and the lever outer pipe 1507 are continuously pressed to move up and down by taking the rotating shaft 1509 as a circle center, so that the hydraulic column 1506 and the second rubber piston 1505 are continuously lifted and retracted up and down along the inside of the execution oil cavity 1504, in the process, the second rubber piston rises, the first one-way valve 1505 is opened, the second one-way valve 13 is closed, at the moment, when the second rubber piston 1505 is pressed down, the first check valve 12 is closed, the second check valve 13 is opened, and at this time, the execution oil chamber 1504 flows into the oil chamber 3 along the second oil pipe 10 to lift the first rubber piston 5, the support rod 4 and the object support plate 6 to support the object, and when the object support plate 6 and the support rod 4 need to be lifted and do not contact with the object, because the storage battery 11 is electrically connected with the micro pump 9 and the gravity sensor 7, the micro pump 9 is started through the storage battery 11 to pump the liquid in the oil tank 2 into the oil chamber 3, and simultaneously, people press the lever outer pipe 1507 and the lever inner rod 1508 to quickly fill the liquid in the oil chamber 3 to achieve the effect of quickly lifting the object support plate 6 and the support rod 4, the arrangement is beneficial to shortening the time required by the contact between the object support plate 6 and the object support, thereby improving the operation speed, and the first time when the object support plate 6 contacts with the object can be sensed by the gravity sensor 7, thereby close micropump 9 and make first oil pipe 8, second oil pipe 10 no longer communicates, make and prop thing board 6, bracing piece 4 carries the object and slowly rises, be favorable to avoiding propping thing board 6, bracing piece 4 receives the influence of gravity to take place to fall back, at last after this jack finishes using, only need upwards pull pump body base 1501 and can the whole taking off of manual pump subassembly 15, make things convenient for people's split to carry, push the inside reducible lever length of lever outer tube 1507 with interior pole 1508 of lever simultaneously, thereby reduce the whole volume of this jack, make things convenient for people to accomodate, gravity sensor 7 model is ZNM-1, micropump 9 model is SORUN 5.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (9)
1. Portable superhigh pressure heavy load jack, including base (1) and manual pump subassembly (15), its characterized in that: an oil liquid tank (2) is fixed on one side of the surface of the base (1), an oil liquid inner cavity (3) is arranged inside the oil liquid tank (2), a support rod (4) is arranged inside the oil liquid inner cavity (3), the bottom of the support rod (4) is connected with a first rubber piston (5), an object supporting plate (6) is welded on the top of the support rod (4), a gravity sensor (7) is fixed on the bottom of the object supporting plate (6), a first oil pipe (8) is arranged at the bottom of the oil liquid tank (2), a micro pump (9) is connected to the surface of the first oil pipe (8), a second oil pipe (10) is connected to the outer side of the micro pump (9), a storage battery (11) is arranged inside the base (1), a first check valve (12) is arranged at the tail end of the first oil pipe (8), a second check valve (13) is connected to the tail end of the second oil pipe (10), and liquid inlet pipes (14) are arranged at the tops of the first, the manual pump assembly (15) is arranged above the liquid inlet pipe (14).
2. The portable ultrahigh pressure large load jack according to claim 1, wherein: the outer wall of the first rubber piston (5) is attached to the inner wall of the oil cavity (3), the vertical center line of the oil cavity (3) coincides with the vertical center line of the support rod (4), and a lifting structure is formed among the first rubber piston (5), the support rod (4) and the oil cavity (3).
3. The portable ultrahigh pressure large load jack according to claim 1, wherein: the oil tank (2) and the first oil pipe (8) form a communicating structure with the second oil pipe (10) and the oil cavity (3) through the micro pump (9), and an embedded structure is formed between the micro pump (9) and the base (1).
4. The portable ultrahigh pressure large load jack according to claim 1, wherein: the liquid inlet pipe (14) penetrates through the top of the base (1), the liquid inlet pipe (14) and the base (1) are distributed vertically, and the liquid inlet pipe (14) is communicated with the first oil pipe (8) and the second oil pipe (10) through the first one-way valve (12) and the second one-way valve (13).
5. The portable ultrahigh pressure large load jack according to claim 1, wherein: the manual pump assembly (15) comprises a pump body base (1501), a slot (1502), a liquid conveying pipe (1503), an execution oil cavity (1504), a second rubber piston (1505), a hydraulic column (1506), a lever outer pipe (1507), a lever inner rod (1508), a rotating shaft (1509) and a support rod (1510), and the bottom of the pump body base (1501) is provided with a slot (1502), a transfusion tube (1503) is arranged in the slot (1502), the top of the pump body base (1501) is fixed with an execution oil cavity (1504), and a second rubber piston (1505) is arranged inside the execution oil chamber (1504), a hydraulic column (1506) is fixed on the top of the second rubber piston (1505), the top end of the hydraulic column (1506) is connected with an outer lever tube (1507), an inner lever (1508) is arranged inside the outer lever tube (1507), and the tail end of the lever inner rod (1508) is provided with a rotating shaft (1509), and the surfaces of the two ends of the rotating shaft (1509) are movably connected with a supporting rod (1510).
6. The portable ultrahigh pressure large load jack according to claim 1, wherein: the pump body base (1501) is connected with the base (1) in a clamping mode through the slots (1502) and the liquid inlet pipe (14), the inner surface of the liquid inlet pipe (14) is tightly attached to the outer surface of the infusion pipe (1503), and an integrated structure is formed between the pump body base (1501) and the execution oil cavity (1504).
7. The portable ultrahigh pressure large load jack according to claim 1, wherein: the external opening structure size of the second rubber piston (1505) is matched with the internal opening structure size of the execution oil chamber (1504), and the vertical center line of the execution oil chamber (1504) is coincident with the vertical center line of the hydraulic column (1506).
8. The portable ultrahigh pressure large load jack according to claim 1, wherein: be fixed connection between hydraulic pressure post (1506) and lever outer tube (1507), and constitute extending structure between lever outer tube (1507) and lever interior pole (1508), the structure size of mouthful is less than lever interior pole (1508) bottom outer mouthful structure size in lever outer tube (1507) front end moreover.
9. The portable ultrahigh pressure large load jack according to claim 1, wherein: the lever outer tube (1507) and the lever inner rod (1508) form a movable structure through the rotating shaft (1509) and the support rod (1510), and the hydraulic column (1506) and the second rubber piston (1505) form a lifting structure through the lever outer tube (1507), the lever inner rod (1508) and the execution oil cavity (1504).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010486702.0A CN111606236A (en) | 2020-06-01 | 2020-06-01 | Portable ultrahigh pressure large load jack |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010486702.0A CN111606236A (en) | 2020-06-01 | 2020-06-01 | Portable ultrahigh pressure large load jack |
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| CN111606236A true CN111606236A (en) | 2020-09-01 |
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| CN202010486702.0A Pending CN111606236A (en) | 2020-06-01 | 2020-06-01 | Portable ultrahigh pressure large load jack |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112129385A (en) * | 2020-09-04 | 2020-12-25 | 中船黄埔文冲船舶有限公司 | Marine shafting frock of weighing |
| CN113487850A (en) * | 2021-07-07 | 2021-10-08 | 武汉润和德康医疗数据有限公司 | Medical risk early warning system |
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| CN105060159A (en) * | 2015-07-16 | 2015-11-18 | 昆明理工大学 | Novel manual and electric integrated jack |
| CN108217541A (en) * | 2016-12-15 | 2018-06-29 | 永恒力股份公司 | The carrier of control unit with the movement of regulating piston bar and corresponding method |
| CN208500214U (en) * | 2018-07-26 | 2019-02-15 | 泸州长河液压机械有限公司 | A kind of laborsaving durable hydraulic jack |
| CN210065035U (en) * | 2019-05-22 | 2020-02-14 | 温州升望气动工具有限公司 | Manual vertical hydraulic jack |
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Application publication date: 20200901 |