CN208249779U - Jack - Google Patents
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- Publication number
- CN208249779U CN208249779U CN201820406445.3U CN201820406445U CN208249779U CN 208249779 U CN208249779 U CN 208249779U CN 201820406445 U CN201820406445 U CN 201820406445U CN 208249779 U CN208249779 U CN 208249779U
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- Prior art keywords
- roller
- jack
- bearing platform
- cylinder
- top surface
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Abstract
The utility model provides a kind of jack, belongs to lifting means technical field.The bearing platform that fixed cylinder and fixed cylinder including pedestal, on pedestal are slidably connected and the jacking system for driving bearing platform to slide up and down, several first rollers for being used for rolling support weight are equipped on the top surface of bearing platform, several slot rollings slipped with the first roller are equipped on the top surface of bearing platform, first roller protrudes the top surface of bearing platform, and the first shield watt for preventing abrasion slipped with the first roller is respectively fixed in the inner wall of each slot rolling.It is larger that jack provided by the utility model aims to solve the problem that supported object rubs when moving on existing jack, mobile inconvenient problem, jack provided by the utility model can effectively realize movement of the supported object in the present apparatus, and structure is simple, easy to use.
Description
Technical field
The utility model belongs to lifting means technical field, is to be related to a kind of jack more specifically.
Background technique
Jack is a kind of light and small lifting equipment for jacking weight in stroke by top bracket or bottom claw, in order to
The stability of support is improved, texture can be set to improve coefficient of friction on usual bracket load-bearing countertop.But when supported object needs
When will be mobile relative to jack, jack in the prior art and supported object friction be larger, are not able to satisfy mobile demand.
Utility model content
The purpose of this utility model is to provide a kind of jack, it is intended to solve supported object and move up in existing jack
It rubs when dynamic larger, mobile inconvenient problem.
In order to achieve the above purposes, the technical solution adopted by the utility model is: provides a kind of jack, including pedestal, sets
In fixed cylinder, the bearing platform that is slidably connected with fixed cylinder and lifting system for driving bearing platform to slide up and down on pedestal
System is equipped with several first rollers for being used for rolling support weight on the top surface of bearing platform, is equipped on the top surface of bearing platform
Several slot rollings slipped with the first roller, the first roller protrude the top surface of bearing platform, fix respectively in the inner wall of each slot rolling
There is the first shield watt for preventing abrasion slipped with the first roller.
Further, the first roller is spherical.
Further, the first roller is cylindric, and columned first roller is embedded in slot rolling in parallel.
Further, the quantity of the first roller is 7-10.
Further, it is equipped with the limit plate for preventing the first roller from slipping in the top surface of bearing platform, limit plate is equipped with
Limit hole for slipping with the first roller, the center of the first roller are lower than the top surface of limit plate.
Further, the inner wall of each limit hole is respectively and fixedly provided with the second shield watt for preventing abrasion.
Further, it is equipped on the inner wall that the first shield watt is slipped with the first roller and the second shield watt with the first roller
Oil duct for lubrication.
Further, jacking system includes the cylinder being fixed on the outside of fixed cylinder and the adjusting that is slidably matched with cylinder
Bar, cylinder and adjusting rod constitute the first shoe cream room for accommodating hydraulic oil, and pedestal, cylinder and bearing platform are constituted for accommodating liquid
Second shoe cream room of pressure oil, the first shoe cream room are connected to by circulating oil path with the second shoe cream room, and circulating oil path is equipped with shut-off valve
With check valve.
Further, it is equipped with bottom plate below pedestal, is used for the second of rolling support pedestal embedded with several on bottom plate
Roller is fixed with the driving mechanism for driving fixed cylinder to move on the second roller on bottom plate.
Further, driving mechanism includes cylinder, and the cylinder rod of cylinder is fixedly connected with fixed cylinder.
The beneficial effect of jack provided by the utility model is: compared with prior art, pedestal is played a supporting role,
Bearing platform is slided up and down by jacking system relative to fixed cylinder along the vertical direction, and the present apparatus is arranged first in the upside of bearing platform
Roller, when weight is mobile relative to the present apparatus, weight is contacted with the first roller rolls without contacting with bearing platform, frictional force
It is small, conveniently moving, while the first shield watt of setting between the first roller and bearing platform, the first roller is improved in heavy duty work condition
Under working life, structure is simple, easy to use.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of jack provided by the embodiment of the utility model；
Fig. 2 is the schematic cross-sectional view of Fig. 1；
Fig. 3 is the overlooking structure diagram of bearing platform in Fig. 1；
Fig. 4 is the structural schematic diagram of part A in Fig. 2；
Fig. 5 is the structural schematic diagram of the jack of another embodiment provided by the utility model.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or indirectly on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
Fig. 1, Fig. 2 and Fig. 4 are please referred to, now jack provided by the utility model is illustrated.Jack, including pedestal
1, the fixed cylinder 2 on pedestal 1, the bearing platform 3 that is slidably connected with fixed cylinder 2 and for driving bearing platform 3 to slide up and down
Jacking system, on the top surface of bearing platform 3 be equipped with several be used for rolling support weight first rollers 5, in bearing platform 3
Top surface is equipped with several slot rollings slipped with the first roller 5, and the first roller 5 protrudes the top surface of bearing platform 3, in each slot rolling
Inner wall is respectively fixed with the first shield watt 81 for preventing abrasion slipped with the first roller 5.
Compared with prior art, pedestal 1 is played a supporting role, and bearing platform 3 is by jacking system relative to fixed cylinder 2 along perpendicular
For histogram to sliding up and down, the first roller 5 is arranged in the upside of bearing platform 3 in the present apparatus, when weight is mobile relative to the present apparatus, weight
Object is in rolling contact with the first roller 5 without contacting with bearing platform 3, and frictional force is small, conveniently moving, at the same the first roller 5 with hold
The first shield watt 81 of setting between weight platform 3, improves working life of first roller 5 under the conditions of heavy duty work, and structure is simple, uses
It is convenient
Further, referring to Fig. 2, a kind of specific embodiment as jack provided by the utility model, first
Roller 5 is spherical.When the first roller 5 is spherical, supported object is unrestricted relative to the moving direction of the present apparatus, can be in water
It is moved in plane along required any direction.
Further, as a kind of specific embodiment of jack provided by the utility model, the first roller 5 is cylinder
Shape, columned first roller 5 are embedded in slot rolling in parallel.When the first roller 5 is cylindric, supported object can only be in level
It is moved in face along the axis direction perpendicular to the first roller 5；It is each to realize when the present apparatus uses columned first roller 5
The movement in a direction can match multiple utility model devices, for example, four utility model devices are symmetrical arranged,
In first with the axis of the first roller 5 of second jack along first direction, third with the 4th jack first
In a second direction, first direction can push directly on weight when needing moving heavy object perpendicular to second direction to roller 5, can also press
According to following operation, when along first direction moving heavy object, the height of the bearing platform 3 of third and the 4th jack is reduced, when
In a second direction when moving heavy object, the bearing platform 3 for rising third and the 4th jack simultaneously supports weight, reduce by first and
The height of the bearing platform 3 of second jack
Further, referring to Fig. 3, a kind of specific embodiment as jack provided by the utility model, first
The quantity of roller 5 is 7-10.First roller 5 is symmetrical arranged on bearing platform 3, is guaranteed weight uniform force, is prevented weight from inclining
Tiltedly.
Further, referring to Fig. 2, a kind of specific embodiment as jack provided by the utility model, is holding
The top surface of weight platform 3 is equipped with the limit plate 6 for preventing the first roller 5 from slipping, and limit plate 6 is equipped with for sliding with the first roller 5
The limit hole 61 connect, the center of the first roller 5 are lower than the top surface of limit plate 6.Limit plate 6 can guarantee the first roller 5 in weighing unit 3
On slot rolling in roll and meanwhile prevent the first roller 5 from rolling out slot rolling；Separate type thin spherical shell shape fastening first can be used in limit plate 6
Contiuum type plate structure in the present embodiment can also be used in the groove of bearing platform 3 in roller 5.
Further, referring to Fig. 4, a kind of specific embodiment as jack provided by the utility model, each
The inner wall of limit hole 61 is respectively and fixedly provided with the second shield watt 82 for preventing abrasion.Second shield watt 82 is with certain thickness spherical shell
Shape has carrying and wearability, is detachably mounted on limit plate 6, improves the service life of utility model device.
Further, as a kind of specific embodiment of jack provided by the utility model, the first shield watt 81 with
The oil duct for lubrication is equipped on the inner wall that first roller 5 and the second shield watt 82 and the first roller 5 slip.First shield watt 81
Oil filler point and oil storage room are set in the second shield watt 82, provide lubrication for the first roller 5.
Further, referring to Fig. 2, a kind of specific embodiment as jack provided by the utility model, lifting
System includes the adjusting rod 4 for being fixed on the cylinder in 2 outside of fixed cylinder and being slidably matched with cylinder, and cylinder and adjusting rod 4 are constituted
For accommodating the first shoe cream room of hydraulic oil, pedestal 1, cylinder and bearing platform 3 constitute the second shoe cream room for accommodating hydraulic oil,
First shoe cream room is connected to by circulating oil path with the second shoe cream room, and circulating oil path is equipped with shut-off valve 71 and check valve 72.
Further, referring to Fig. 5, a kind of specific embodiment as jack provided by the utility model, pedestal 1
Lower section is equipped with bottom plate 9, is used for the second roller 10 of rolling support pedestal 1 embedded with several on bottom plate 9, fixes on bottom plate 9
There is the driving mechanism for driving fixed cylinder 2 to move on the second roller 10.When needing to move during moving heavy object simultaneously
It is provided by the utility model the present embodiment provides a kind of implementation being moved easily when jack provided by the utility model
Jack being set on bottom plate 9 and being moved by driving mechanism driving by what the second roller 10 rolled, provided by the utility model
Jack is to be in rolling contact between bottom plate and weight, and frictional force is small, conveniently moving；Second roller 10 can be cylindric or ball
Shape；It is may also set up on slot rolling inner wall on bottom plate 9 in the set watt for reducing abrasion, the upper setting oil cavity of set watt and oil storage
Room.
Further, driving mechanism includes cylinder 11, and the cylinder rod of cylinder 11 is fixedly connected with fixed cylinder 2.Driving mechanism can
For cylinder, oil cylinder or electric pushrod, the present embodiment is not limited；When the second roller 10 is cylindric, the second roller 10
The cylinder rod direction of axis English cylinder 11 is vertical.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of jack is slided including pedestal (1), the fixed cylinder (2) being set on the pedestal (1), with the fixed cylinder (2)
The bearing platform (3) of connection and jacking system for driving the bearing platform (3) to slide up and down, which is characterized in that described
The top surface of bearing platform (3) is equipped with several the first rollers (5) for being used for rolling support weight, on the top of the bearing platform (3)
Face is equipped with several slot rollings slipped with first roller (5), and first roller (5) protrudes the bearing platform (3)
Top surface is respectively fixed with first for preventing from wearing slipped with first roller (5) in the inner wall of each slot rolling
It protects watt (81).
2. jack as described in claim 1, it is characterised in that: first roller (5) is spherical.
3. jack as described in claim 1, it is characterised in that: first roller (5) be it is cylindric, it is columned described
First roller (5) is embedded in parallel in the slot rolling.
4. jack as described in claim 1, it is characterised in that: the quantity of first roller (5) is 7-10.
5. jack as described in claim 1, it is characterised in that: be equipped in the top surface of the bearing platform (3) for preventing
The limit plate (6) of the first roller (5) slippage is stated, the limit plate (6) is equipped with the limit for slipping with first roller (5)
Position hole (61), the center of first roller (5) are lower than the top surface of the limit plate (6).
6. jack as claimed in claim 5, it is characterised in that: the inner wall of each limit hole (61), which is respectively and fixedly provided with, to be used for
Prevent the second shield watt (82) of abrasion.
7. jack as claimed in claim 6, it is characterised in that: in first shield watt (81) and first roller (5)
And second be equipped with oil duct for lubrication on inner wall for slipping of shield watt (82) and first roller (5).
8. jack as described in claim 1, it is characterised in that: the jacking system includes being fixed on the fixed cylinder (2)
The cylinder in outside and the adjusting rod being slidably matched with the cylinder (4), the cylinder are constituted with the adjusting rod (4) for holding
Receive the first shoe cream room of hydraulic oil, the pedestal (1), the cylinder and the bearing platform (3) are constituted for accommodating hydraulic oil
Second shoe cream room, first shoe cream room are connected to by circulating oil path with second shoe cream room, and the circulating oil path is equipped with
Shut-off valve (71) and check valve (72).
9. jack as described in claim 1, it is characterised in that: bottom plate (9) are equipped with below the pedestal (1), at the bottom
The second roller (10) of pedestal (1) described in rolling support is used on plate (9) embedded with several, is fixed on the bottom plate (9)
Driving mechanism for driving the fixed cylinder (2) to move on second roller (10).
10. jack as claimed in claim 9, it is characterised in that: the driving mechanism includes cylinder (11), the cylinder
(11) cylinder rod is fixedly connected with the fixed cylinder (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820406445.3U CN208249779U (en) | 2018-03-22 | 2018-03-22 | Jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820406445.3U CN208249779U (en) | 2018-03-22 | 2018-03-22 | Jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208249779U true CN208249779U (en) | 2018-12-18 |
Family
ID=64608927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820406445.3U Active CN208249779U (en) | 2018-03-22 | 2018-03-22 | Jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208249779U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110189888A (en) * | 2019-05-23 | 2019-08-30 | 洪文敬 | A kind of tractive transformer |
-
2018
- 2018-03-22 CN CN201820406445.3U patent/CN208249779U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110189888A (en) * | 2019-05-23 | 2019-08-30 | 洪文敬 | A kind of tractive transformer |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |