CN115367655A - Multifunctional hydraulic universal jack - Google Patents
Multifunctional hydraulic universal jack Download PDFInfo
- Publication number
- CN115367655A CN115367655A CN202110550072.3A CN202110550072A CN115367655A CN 115367655 A CN115367655 A CN 115367655A CN 202110550072 A CN202110550072 A CN 202110550072A CN 115367655 A CN115367655 A CN 115367655A
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- CN
- China
- Prior art keywords
- universal
- jack
- base
- universal ball
- support rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001125 extrusion Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims 8
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- B66F3/43—Pyrotechnical jacks
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention discloses a multifunctional hydraulic universal jack, which comprises a main body jack, wherein a universal base is fixedly arranged at the bottom of the main body jack, the universal base mainly comprises a connecting column and a universal ball, the universal ball is movably arranged at the bottom of the connecting column, an adjusting support rod is arranged at the top end of the main body jack, a pin fixing structure is additionally arranged at the tail end of the adjusting support rod, an auxiliary lifting appliance is additionally arranged at the top of the adjusting support rod, and two lifting belts are arranged below the auxiliary lifting appliance. The multifunctional hydraulic universal jack disclosed by the invention belongs to the field of automobile rescue jack equipment, and is characterized in that the angle between a telescopic rod and the jack can be conveniently changed by arranging a universal base, so that the jack cannot topple when an automobile is jacked and deviated, the stability during jacking is enhanced by arranging a pin fixing structure at the top end of the telescopic rod, and the application range of the universal jack is widened by additionally arranging an auxiliary lifting appliance at the top end of the telescopic rod.
Description
Technical Field
The invention relates to the field of automobile rescue jack equipment, in particular to a multifunctional hydraulic universal jack.
Background
When an automobile is anchored on a road and needs to be maintained and checked, the jack can not be used in various tools at least, and plays a role in jacking and releasing the automobile, but when the traditional jack jacks the automobile with a sunken tire, a certain deviation can occur due to jacking of the automobile, and a common jack can only be vertically arranged, so that the jack is easy to cause unstable stress during jacking, and further can be toppled over and cannot be normally used; and the traditional jack can only jack up, and when the automobile is not conveniently jacked in a special terrain position, the common jack cannot play a role.
Disclosure of Invention
The invention mainly aims to provide a multifunctional hydraulic universal jack which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a multi-functional hydraulic pressure universal jack, includes the main part jack, the bottom fixed mounting of main part jack has a universal base, universal base mainly comprises spliced pole and universal ball, universal ball movable mounting is in the bottom of spliced pole, an adjustment support pole is installed on main part jack top, adjust the terminal pin fixed knot that is equipped with in addition of bracing piece and construct, the top of adjusting the bracing piece is equipped with an auxiliary lifting appliance in addition, two suspender are installed to auxiliary lifting appliance's below.
Preferably, the main body jack mainly comprises a telescopic cylinder, a jack base, an extrusion cylinder and an oil cylinder, the telescopic cylinder is arranged inside the oil cylinder, a telescopic oil bag is arranged between the telescopic cylinder and the oil cylinder, the telescopic oil bag is an oil supply storage area, the oil cylinder and the extrusion cylinder are both arranged on the jack base, and the front end of the jack base is additionally provided with a pressure relief valve.
Preferably, the main structure of the universal base is a connecting column, a connector is arranged at the center of the top end of the connecting column, the connector is a threaded connecting column and is connected to the center of the bottom of the jack base in a threaded connection mode, a circle of bearing ring is arranged on the periphery of the top end of the connecting column, and the bottom of the jack base is embedded into the bearing ring.
Preferably, the bottom of the connecting column is provided with a cambered-surface universal groove, the universal ball is hemispherical, the upper surface of the universal ball is matched with the universal groove and is embedded into the universal groove, an elastic rubber ring for clamping the universal ball is arranged below the universal groove and is connected with the universal ball, the bottom of the elastic rubber ring is fixed in the universal groove through a gasket and screws, the bottom of the universal ball is a connecting rod which is fixedly connected to the universal ball base through threaded connection, the universal ball base is of a disc structure, and the surface of the universal ball base is provided with a circle of connecting holes.
Preferably, the adjusting support rod is of a three-section structure, the bottom end of the adjusting support rod is connected to the telescopic cylinder, and the rod body at the top end is uniformly provided with a plurality of through pin holes and is provided with a fixing bolt.
Preferably, the auxiliary lifting appliance mainly comprises a base plate, a mounting clamping seat is fixedly welded on the front end face of the base plate, the mounting clamping seat is in an inverted C shape and is fixedly mounted on the top end of the adjusting support rod through screws, two mounting holes are formed in the front end face of the base plate below the mounting clamping seat in parallel, a mounting head is fixedly connected to the head of the lifting belt, the mounting head is mounted in the mounting hole formed in the front end face of the base plate through mounting rivets, and a lifting hook is fixedly connected to the tail of the lifting belt respectively.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the detachable universal base is arranged at the bottom of the main jack, so that the angle of the jack can be changed along with the deviation of the angle of the vehicle body when the jack works, the stability during working is greatly improved, and the jack is more suitable for various terrains; in addition, the top of the jack is provided with a three-section lifting structure, the third section of telescopic rod and the second section of telescopic rod are connected and reinforced through pin holes, the jack is prevented from being unstably jacked due to the fact that the pressure of an oil bag is too low after the corresponding height is reached, and meanwhile, an auxiliary lifting appliance is additionally installed on the top of the lifting structure, so that a vehicle body can be conveniently jacked by lifting instead of jacking under special conditions.
Drawings
FIG. 1 is a schematic view of the overall structure of a multifunctional hydraulic universal jack according to the present invention;
FIG. 2 is a side view of the main structure of a multifunctional hydraulic universal jack
FIG. 3 is a schematic structural diagram of a main jack of the multifunctional hydraulic universal jack of the present invention;
FIG. 4 is a schematic view of a universal base structure of the multifunctional hydraulic universal jack of the present invention;
fig. 5 is a schematic structural diagram of an auxiliary lifting appliance of the multifunctional hydraulic universal jack of the present invention.
In the figure: 1. a main body jack; 2. a universal base; 3. adjusting the supporting rod; 4. an auxiliary hoist; 5. a pin hole; 6. fixing the bolt; 7. a telescopic cylinder; 8. a jack base; 9. an extrusion cylinder; 10. a pressure relief valve; 11. an oil cylinder; 12. a telescopic oil bag; 13. connecting columns; 14. a universal ball; 15. a load-bearing ring; 16. a connector; 17. a universal slot; 18. an elastic rubber ring; 19. a universal ball mount; 20. a base plate; 21. installing a card seat; 22. a sling; 23. a hook; 24. a mounting head; 25. mounting a rivet; .
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.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-5, a multi-functional hydraulic universal jack comprises a main body jack 1, a universal base 2 is fixedly mounted at the bottom of the main body jack 1, the universal base 2 mainly comprises a connecting column 13 and a universal ball 14, the universal ball 14 is movably mounted at the bottom of the connecting column 13, an adjusting support rod 3 is mounted at the top end of the main body jack 1, a pin fixing structure is additionally arranged at the tail end of the adjusting support rod 3, an auxiliary lifting appliance 4 is additionally assembled at the top of the adjusting support rod 3, and two lifting straps 22 are mounted below the auxiliary lifting appliance 4.
In this embodiment, the main body jack 1 mainly comprises a telescopic cylinder 7, a jack base 8, a squeezing cylinder 9 and an oil cylinder 11, the telescopic cylinder 7 is arranged inside the oil cylinder 11, a telescopic oil bag 12 is arranged between the telescopic cylinder 7 and the oil cylinder 11, the telescopic oil bag 12 is an oil supply storage area, the oil cylinder 11 and the squeezing cylinder 9 are both arranged on the jack base 8, and the front end of the jack base 8 is additionally provided with a pressure relief valve 10.
In the embodiment, the main structure of the universal base 2 is a connecting column 13, a connector 16 is arranged at the center of the top end of the connecting column 13, the connector 16 is a threaded connecting column and is connected to the center of the bottom of the jack base 8 in a threaded connection manner, and the universal base 2 can be conveniently mounted or not according to requirements; the top periphery of spliced pole 13 is equipped with round bearing ring 15, and the bottom of embedding jack base 8 in the bearing ring 15 comes the atress through bearing ring 15, has effectively protected being connected of connector 16 and jack base 8, prevents that the bottom from taking place the skew and leading to the junction to damage when lifting.
In the embodiment, in order to realize that the universal base 2 can change the supporting angle, the bottom of the connecting column 13 is provided with a cambered universal groove 17, the universal ball 14 is hemispherical, the upper surface of the universal ball is matched with the universal groove 17 and is embedded into the universal groove 17, the universal groove 17 is provided with an elastic rubber ring 18 for clamping the universal ball 14 below the connection with the universal ball 14, the bottom of the elastic rubber ring 18 is fixed in the universal groove 17 through a gasket and by using a screw, the elastic rubber ring 18 is used for preventing the bottom arc structure from generating excessive extrusion with the base during working, and plays a role of limiting and preventing the angle from deflecting too much; the bottom of the universal ball 14 is a connecting rod which is fixedly connected to the universal ball base 19 through threaded connection, the universal ball base 19 is of a disc structure, and a circle of connecting holes are formed in the surface of the universal ball base, so that the universal base 2 can be conveniently and fixedly mounted when needed.
In this embodiment, in order to prevent that the hydro-cylinder pressure is not enough when adjusting the bracing piece 3 and lifting to the highest height from leading to the support unstability, adjust the bracing piece 3 and be the syllogic structure, its bottommost end is connected to telescoping cylinder 7, then evenly set up a plurality of pinhole 5 that run through on the pole body of topmost to be furnished with a fixed bolt 6, insert fixed bolt 6 in the pinhole 5 that corresponds and block the supplementary fixed of adjusting the bracing piece 3 at the top of two-stage length poles.
In this embodiment, in order to replace the top with the hanging device under special conditions, the auxiliary lifting device 4 mainly includes a bottom plate 20, a mounting clip seat 21 is fixedly welded on the front end surface of the bottom plate 20, the mounting clip seat 21 is in an inverted "C" shape and is fixedly mounted on the top end of the adjusting support rod 3 through screws, two mounting holes are arranged in parallel on the front end surface of the bottom plate 20 below the mounting clip seat 21, a mounting head 24 is fixedly connected to the head of the hanging strip 22, the mounting head 24 is mounted in the mounting hole arranged on the front end surface of the bottom plate 20 through a mounting rivet 25, and a hanging hook 23 is fixedly connected to the tail of the hanging strip 22.
It should be noted that, in the practical use of the universal jack, whether the universal jack is adopted is determined according to the practical situation, when the lateral or unilateral jacking support is met, the universal base 2 is needed, the universal base 2 is directly taken out, the connector 16 is connected to the bottom of the jack base 8, then the top end of the main body jack 1 is propped against the stress point of the automobile, then the universal ball base 19 at the bottom of the universal base 2 is fixed, and then the extrusion cylinder 9 is used for pressurizing, so that the main body jack 1 works to push out the adjusting support rod 3, and the automobile is jacked; when the telescopic rod is jacked to a certain height, the fixing bolt 6 is inserted into a first pin hole 5, located above the two-section telescopic rod, of the three-section telescopic rod, so that the two-section telescopic rod and the three-section telescopic rod are fixed more stably, and the telescopic rod is prevented from falling suddenly due to insufficient oil pressure; when the supporting point of the automobile is too close to the ground or no good supporting point exists, and the jack is inconvenient to jack, the auxiliary lifting appliance 4 is buckled on the top end of the adjusting supporting rod 3 by using a screw, the adjusting lifting belt 22 is rotated to a proper point, the lifting hook 23 at the tail end of the lifting belt 22 is hooked on the automobile body, and the jack is started again to realize the purpose of lifting instead of jacking so as to jack the automobile.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a multi-functional hydraulic pressure universal jack which characterized in that: including main part jack (1), the bottom fixed mounting of main part jack (1) has one universal base (2), universal base (2) mainly comprise spliced pole (13) and universal ball (14), universal ball (14) movable mounting is in the bottom of spliced pole (13), one regulation bracing piece (3) is installed on main part jack (1) top, regulation bracing piece (3) end is equipped with pin fixed knot in addition and constructs, the top of regulation bracing piece (3) is equipped with one in addition supplementary hoist (4), two suspender (22) are installed to the below of supplementary hoist (4).
2. The multifunctional hydraulic universal jack according to claim 1, wherein: the main body jack (1) mainly comprises a telescopic cylinder (7), a jack base (8), an extrusion cylinder (9) and an oil cylinder (11), wherein the telescopic cylinder (7) is arranged inside the oil cylinder (11), a telescopic oil bag (12) is arranged between the telescopic cylinder and the oil cylinder, the telescopic oil bag (12) is an oil supply storage area, the oil cylinder (11) and the extrusion cylinder (9) are both arranged on the jack base (8), and the front end of the jack base (8) is additionally provided with a pressure relief valve (10).
3. The multifunctional hydraulic universal jack according to claim 2, wherein: the major structure of universal base (2) is spliced pole (13), the top central point of spliced pole (13) puts and is equipped with one connector (16), connector (16) are the threaded connection post, are connected to the bottom central point of jack base (8) through the threaded connection mode and put, the top periphery of spliced pole (13) is equipped with round bearing ring (15), the bottom of embedding jack base (8) in bearing ring (15).
4. The multifunctional hydraulic universal jack according to claim 3, wherein: the universal ball is characterized in that a universal groove (17) with a cambered surface is formed in the bottom of the connecting column (13), the universal ball (14) is hemispherical, the upper surface of the universal ball is matched with the universal groove (17) and is embedded into the universal groove (17), an elastic rubber ring (18) for clamping the universal ball (14) is arranged below the universal groove (17) connected with the universal ball (14), the bottom of the elastic rubber ring (18) is fixed in the universal groove (17) through a gasket and a screw, the bottom of the universal ball (14) is a connecting rod, the connecting rod is fixedly connected to a universal ball base (19) through threaded connection, the universal ball base (19) is of a disc structure, and a circle of connecting hole is formed in the surface of the universal ball base.
5. The multifunctional hydraulic universal jack according to claim 2, wherein: the adjusting support rod (3) is of a three-section structure, the bottom end of the adjusting support rod is connected to the telescopic cylinder (7), the rod body at the top end is uniformly provided with a plurality of through pin holes (5), and the adjusting support rod is provided with a fixing bolt (6).
6. The multifunctional hydraulic universal jack according to claim 5, wherein: the auxiliary lifting appliance (4) mainly comprises a base plate (20), the front end face of the base plate (20) is fixedly welded with an installation clamping seat (21), the installation clamping seat (21) is in an inverted C shape and is fixedly installed at the top end of the adjusting support rod (3) through screws, two installation holes are formed in the lower portion of the installation clamping seat (21) in parallel on the front end face of the base plate (20), an installation head (24) is fixedly connected to the head of the lifting belt (22), the installation head (24) is installed in the installation hole formed in the front end face of the base plate (20) through installation rivets (25), and a lifting hook (23) is fixedly connected to the tail of the lifting belt (22) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110550072.3A CN115367655A (en) | 2021-05-20 | 2021-05-20 | Multifunctional hydraulic universal jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110550072.3A CN115367655A (en) | 2021-05-20 | 2021-05-20 | Multifunctional hydraulic universal jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115367655A true CN115367655A (en) | 2022-11-22 |
Family
ID=84059226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110550072.3A Pending CN115367655A (en) | 2021-05-20 | 2021-05-20 | Multifunctional hydraulic universal jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115367655A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201198945Y (en) * | 2008-05-14 | 2009-02-25 | 徐州矿务集团有限公司旗山煤矿 | Universal base plate of rake installing equipment securing device |
| CN104528575A (en) * | 2014-11-25 | 2015-04-22 | 南京梅山冶金发展有限公司 | Jack multi-angle using device and method |
| CN105152067A (en) * | 2015-08-25 | 2015-12-16 | 中国航空工业集团公司西安飞机设计研究所 | Airplane main jack adjusting device |
| CN109911803A (en) * | 2019-04-15 | 2019-06-21 | 戴向胜 | Automatically control the self-locking jack of bit shift compensation section |
| CN110004941A (en) * | 2019-05-14 | 2019-07-12 | 戴向胜 | Mechanical lock movable end |
| CN110029675A (en) * | 2019-05-24 | 2019-07-19 | 戴向胜 | Assembled in foundation pit compensates bracing members |
| CN209721449U (en) * | 2019-03-01 | 2019-12-03 | 张军 | A kind of mechanical small-size jack |
| CN110747864A (en) * | 2019-11-29 | 2020-02-04 | 戴向胜 | Prestress control locking device |
| CN111017786A (en) * | 2019-12-26 | 2020-04-17 | 陆兆金 | Hydraulic jack |
| CN211712511U (en) * | 2020-03-02 | 2020-10-20 | 何超 | Mechanical small jack |
| CN212403327U (en) * | 2020-06-01 | 2021-01-26 | 陆兆金 | Electric jack |
| CN213171277U (en) * | 2020-08-25 | 2021-05-11 | 江苏巨邦机械制造有限公司 | Multifunctional hydraulic jack |
-
2021
- 2021-05-20 CN CN202110550072.3A patent/CN115367655A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201198945Y (en) * | 2008-05-14 | 2009-02-25 | 徐州矿务集团有限公司旗山煤矿 | Universal base plate of rake installing equipment securing device |
| CN104528575A (en) * | 2014-11-25 | 2015-04-22 | 南京梅山冶金发展有限公司 | Jack multi-angle using device and method |
| CN105152067A (en) * | 2015-08-25 | 2015-12-16 | 中国航空工业集团公司西安飞机设计研究所 | Airplane main jack adjusting device |
| CN209721449U (en) * | 2019-03-01 | 2019-12-03 | 张军 | A kind of mechanical small-size jack |
| CN109911803A (en) * | 2019-04-15 | 2019-06-21 | 戴向胜 | Automatically control the self-locking jack of bit shift compensation section |
| CN110004941A (en) * | 2019-05-14 | 2019-07-12 | 戴向胜 | Mechanical lock movable end |
| CN110029675A (en) * | 2019-05-24 | 2019-07-19 | 戴向胜 | Assembled in foundation pit compensates bracing members |
| CN110747864A (en) * | 2019-11-29 | 2020-02-04 | 戴向胜 | Prestress control locking device |
| CN111017786A (en) * | 2019-12-26 | 2020-04-17 | 陆兆金 | Hydraulic jack |
| CN211712511U (en) * | 2020-03-02 | 2020-10-20 | 何超 | Mechanical small jack |
| CN212403327U (en) * | 2020-06-01 | 2021-01-26 | 陆兆金 | Electric jack |
| CN213171277U (en) * | 2020-08-25 | 2021-05-11 | 江苏巨邦机械制造有限公司 | Multifunctional hydraulic jack |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20221122 |
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