CN203159115U - Jack used in sludge - Google Patents
Jack used in sludge Download PDFInfo
- Publication number
- CN203159115U CN203159115U CN 201320101699 CN201320101699U CN203159115U CN 203159115 U CN203159115 U CN 203159115U CN 201320101699 CN201320101699 CN 201320101699 CN 201320101699 U CN201320101699 U CN 201320101699U CN 203159115 U CN203159115 U CN 203159115U
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- China
- Prior art keywords
- jack
- baffle plates
- baffles
- mud
- inner core
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Abstract
The utility model discloses a jack used in sludge. The jack comprises an inner cylinder and an outer cylinder, wherein one end, near the ground, of the inner cylinder is a conical head; two moveable 4# baffles are hinged to two sides of the connection part of the conical head and the inner cylinder; 3# through holes are formed in the 4# baffles; the ends, contacted with the ground, of the 4# baffles are arc-shaped; at least two L-shaped 5# baffles are fixed on two sides of the flat end of the conical head; the part, perpendicular to the inner cylinder, of the L-shaped 5# baffles is a first part plate; and a limiting plate is also provided and is perpendicular to the first part plate. By virtue of the moveable 4# baffles, the jack can be taken up from the sludge conveniently; and the ends, contacted with the ground, of the 4# baffles are arc-shaped, so the 4# baffles can be prevented from being inserted into the sludge. The L-shaped 5# baffles are propped against the 4# baffles, so that the 4# baffles cannot be upwarped continuously when being parallel with the ground. The jack can be used in the sludge without being sunken and can be pulled up and separated from the sludge surface easily.
Description
Technical field
The utility model belongs to the jack of using in a kind of mud.
Background technology
Jack is that a kind of the top with rigidity lifted part as equipment, the light little weight-lifting equipment of jacking weight in stroke by top bracket or bottom claw.Can be divided into 3 kinds of tooth bar jack, lifting screw and hydraulic jacks by architectural feature.Jack is the simplest weight-lifting equipment of a kind of lifting highly little (less than 1m).It has two kinds of mechanical type and fluid pressure types.The mechanical type jack has rack-and-pinion and spiral two kinds again, because hoisting capacity is little, the operation effort generally only is used for flight-line maintenance work, and is inapplicable in repairing the bridge process.Fluid pressure type jack structure compactness, stable working has self-locking action, so use extensively.Its shortcoming is that lifting is highly limited, and lifting velocity is slow.The kind of car jack can be divided into four kinds of tooth bar jack, lifting screw and hydraulic jack and inflatable jacks.When needs in muddy ground during the jack-up weight, jack commonly used is placed directly in the muddy ground, and not only the weight of jack can make jack sink in muddy ground, and bigger problem is that jack is when withstanding weight, can't the jack-up weight, but jack is sunk deeper and deeper.Need a kind of can in muddy ground, normally the use, do not sink and pull up the jack that breaks away from the mud face easily.
Summary of the invention
The utility model provides a kind of and can use the jack that does not sink and pull up disengaging mud face easily in mud at the prior art deficiency.
In order to solve the problems of the technologies described above, the utility model is solved by following technical proposals: the jack of using in a kind of mud, comprise inner core and urceolus, described inner core is conical head near ground surface end, be hinged with two mobilizable No. four baffle plates on the described inner core, described No. four baffle plates offer through hole No. three, described No. four baffle plate kiss the earth ends are arc, No. four baffle plate upper fixed of described inner core sidewall have No. five baffle plates of at least two L types, the part of vertical described inner core is first's plate in No. five baffle plates of described L type, also be provided with positioning plate, the vertical described first of described positioning plate plate.No. four baffle plates are used for supporting in the muddy ground effect of jack, mobilizable No. four baffle plates can make things convenient for jack to pick up in muddy ground, No. four baffle plate kiss the earth end is arc, when jack rigidly connects tread surface, there is certain space on No. four baffle plates of arc tips maintenance and ground, prevent that No. four baffle plates from inserting mud.No. three through holes make things convenient for jack to pull up disengaging mud face.No. five baffle plates of L type withstand baffle plate No. four, make No. four baffle plates can support jack in muddy ground, and positioning plate can make No. four baffle plates be fixed in the mud with arbitrarily angled, when the angle of No. four baffle plates and inner core is spent less than 90, can prevent the jack sidesway.
In the technique scheme, the radian of described No. four baffle plate kiss the earth ends is 150 degree.This radian is relatively reasonable, and radian is too small may to make No. four baffle plates insert mud, does not have the effect of arc; Radian is crossed conference and is caused radian to damage easily.
In the technique scheme, described No. four baffle length are 30 centimetres.Length about 30 centimetres is more reasonable relatively to supporting jack, and long length result of use and 30 centimetres length difference are few, but materials demand is also just more, has increased cost.
In the technique scheme, No. five baffle plates of described L type can slide up and down.Can freely select to fix the angle of No. four baffle plates, the slippage that can make progress when not needing No. five baffle plates makes it not contact baffle plate No. four, and No. four baffle plates can freely be rotated.
The utility model compared with prior art, have following beneficial effect: No. four baffle plates of the present utility model are used for supporting in the muddy ground effect of jack, mobilizable No. four baffle plates can make things convenient for jack to pick up in muddy ground, No. four baffle plate kiss the earth end is arc, when jack rigidly connects tread surface, there is certain space on No. four baffle plates of arc tips maintenance and ground, prevent that No. four baffle plates from inserting mud.No. three through holes make things convenient for jack to pull up disengaging mud face.No. five baffle plates of L type withstand baffle plate No. four, make No. four baffle plates can support jack in muddy ground, and positioning plate can make No. four baffle plates be fixed in the mud with arbitrarily angled, when the angle of No. four baffle plates and inner core is spent less than 90, can prevent the jack sidesway.The radian of kiss the earth end is 150 degree, and this radian is relatively reasonable, and radian is too small may to make No. four baffle plates insert mud, does not have the effect of arc.Length about 30 centimetres is more reasonable relatively to supporting jack, and long length result of use and 30 centimetres length difference are few, but materials demand is also just more, has increased cost.The utility model can use not sink and pull up easily in mud and break away from the mud face.No. five baffle plates of L type can slide up and down, and can freely select to fix the angle of No. four baffle plates, and the slippage that can make progress when not needing No. five baffle plates makes it not contact baffle plate No. four, and No. four baffle plates can freely be rotated.
Description of drawings
Fig. 1 is embodiment 1 utility model scheme drawing.
Fig. 2 is baffle plate among the embodiment 1, through hole, nut, bolt separation scheme drawing.
Fig. 3 is inner core and urceolus link scheme drawing in the prior art.
Fig. 4 is embodiment 2 utility model scheme drawings.
Fig. 5 is No. two baffle plate birds-eye vieies among the embodiment 2.
Fig. 6 is inner core vertical section scheme drawing among the embodiment 2.
Fig. 7 is embodiment 3 utility model scheme drawings.
Fig. 8 is No. four baffle plate cutaway views among the embodiment 3.
The specific embodiment
Below in conjunction with accompanying drawing and the specific embodiment the utility model is described in further detail: embodiment 1: referring to Fig. 1 ~ 3, a kind of jack that is fixed in the mud, comprise urceolus 2 and inner core 1, described inner core 1 is located in the urceolus 2 and is lower than urceolus 2 tops, described urceolus 2 tops are provided with screw rod 11 No. two, described No. two screw rods 11 pass inner core 1 and are threaded with No. two nuts 12 that are fixed on inner core 1, be provided with the bearing 13 of support guide between urceolus 2 tops and No. two screw rods 11, urceolus 2 is stretched out in inner core 1 bottom, and the extending area is conical head.No. two screw rod 11 other ends connect handles 14, rely on and shake handle 14, make inner core straight-line motion about in the of 1.
Described inner core 1 sidewall is provided with at least four projections 3, and projection 3 is pressed close to inner core 1 conical head also above it, minimizes inner core 1 and stays urceolus 2 length outward, makes under the constant situation of inner core 1 urceolus 2 length, and the height that can rise is the highest.All slidely connect supporting blade 4 on the described projection 3, described supporting blade 4 is circular arc, and described supporting blade 4 is provided with draw-in groove 5, and the length of draw-in groove 5 is at least 2/3rds of supporting blade 4 length, and described projection 3 is arranged in the draw-in groove 5.Draw-in groove 5 on the supporting blade 4 is connected with projection 3, and supporting blade 4 can be slided up and down along projection 3.Can be provided with lubricating system in the draw-in groove 5, draw-in groove 5 has certain friction force with the slip of projection 3, of long duration can wearing and tearing, add lubricating system, can reduce the wearing and tearing between draw-in groove 5 and the projection 3, prolong the service life of draw-in groove 5 and projection 3.
Described supporting blade 4 upper ends are set with pull bar 6, and described supporting blade 4 upper ends are that supporting blade 4 is away from that end on ground.Because the upper end area of supporting blade 4 is less relatively, inconvenient manual supporting blade 4 is slided up and down arranges pull bar 6, can make things convenient for sliding up and down of supporting blade 4.Also can directly use pin, step down on the pull bar 6, supporting blade 4 toward lower slider, is caught on pull bar 6 with instep, also be quite to make things convenient for feet 4 pull-up from the bottom up.
Described urceolus 2 sidewalls are provided with baffle plate 7, baffle plate 7 is welded on urceolus 2 sidewalls, described baffle plate 7 is provided with through hole 8, described through hole 8 is provided with nut 9, nut 9 is fixed on the through hole 8, and the hole intercommunication of the hole of nut 9 and through hole 8 also is provided with bolt 10 and passes described through hole 8 and be threaded with nut 9 on the through hole 8.The hole of through hole 8 is used for passing of bolt 10, and the hole of nut 9 is threaded with bolt 10 when passing bolt 10, makes the bolt 10 can be along the screw thread up-and-down movement.
During use, jack is lifted aloft, with hand or directly with pin pull bar 6 is pressed, supporting blade 4 is down left behind one by one, swivel bolt 10 withstands supporting blade 4 to bolt 10, then puts down jack, because the supporting blade 4 of circular arc, the jack that is placed in the muddy ground can't get deeply stuck under the tension force of circular arc supporting blade 4.After finishing using, with bolt 10 rotations up, the pull-up pull bar 6 again, and supporting blade 4 is returned to the home position.
Embodiment 2: compare with embodiment 1, difference is that described jack is the fixed form difference in muddy ground, and all the other are all identical.
Referring to Fig. 3 ~ 6, described conical head flat end position is provided with the area of contact that 101, No. two baffle plates 101 of No. two baffle plates have increased jack and mud, makes jack be difficult for sinking when stressed.Described No. two baffle plates 101 are provided with through hole 103 No. two, and described No. two through holes 103 are evenly distributed on described No. two baffle plates 101, and the air under No. two baffle plates 101 of evenly circulating makes things convenient for jack to pull up and breaks away from the mud face.Described No. two through hole 103 diameters make the more thorough of No. two airiness under the baffle plate 101 more preferably greater than one centimetre, and convenient jack pulls up and breaks away from the mud face.
Vertical described No. two baffle plates 101, be provided with at least four No. three baffle plates 102, four No. three baffle plates 102 place faces are orthogonal in twos respectively, four No. three baffle plates 102 four fixing positions form a similar square appearance in other words, when guaranteeing that the jack left-right and front-back moves, there are No. three baffle plates 102 to hinder it and move.Described No. three baffle plates 102 contact mud ends are taper, reduce area of contact and are more prone to enter mud, and mud is inserted easily than an average whole end forever in the tip.Described No. three baffle plates 102 highly are lower than the conical head of described inner core 1, because conical head is bigger than No. three baffle plates 102, are fit to more enter mud fast, allow conical head contact mud earlier, make things convenient for jack to insert mud.
Embodiment 3: compare with embodiment 1, difference is that described jack is the fixed form difference in muddy ground, and all the other are all identical.
Referring to Fig. 3, Fig. 7 and Fig. 8, the both sides of described conical head and inner core 1 connection location, be hinged with 201, No. four baffle plates of two mobilizable No. four baffle plates 201 for the effect of supporting jack in the muddy ground, mobilizable No. four baffle plates 201 can make things convenient for jack to pick up in muddy ground.Described No. four baffle plates 201 kiss the earth ends are arc, and when jack rigidly connected tread surface, arc tips kept No. four baffle plates 201 with ground certain space to be arranged, and prevent that No. four baffle plate 201 1 ends from inserting mud, thereby hinder No. four upwards upsets of baffle plate 201.
Described No. four baffle plates 201 offer 205, No. three through holes 205 of No. three through holes and make things convenient for jack to pull up disengaging mud face.No. four baffle plate 201 upper fixed of described inner core 1 sidewall have No. five baffle plates 202 of at least two L types, No. five baffle plates 202 of L type slidably, No. five baffle plates 202 of L type withstand baffle plate 201 No. four, make No. four baffle plates 201 in parallel ground, can't continue up perk again, the most effective in muddy ground, supporting jack during the parallel ground of No. four baffle plates 201.
The part of vertical described inner core 1 is first's plate 203 in No. five baffle plates 202 of described L type, also is provided with positioning plate 204, described positioning plate 204 vertical described first plates 203.Positioning plate 204 can make No. four baffle plates 201 be fixed in the mud with arbitrarily angled, when No. four baffle plates 201 are spent less than 90 with the angle of inner core 1, can prevent the jack sidesway.
The radian of described No. four baffle plate 201 kiss the earth ends is 150 degree, and this radian is relatively reasonable, and radian is too small may to make No. four baffle plates 201 insert mud, does not have the effect of arc.Radian is crossed conference and is caused radian to damage easily.
Described No. four baffle plate 201 length are 30 centimetres.Length about 30 centimetres is more reasonable relatively to supporting jack, and long length result of use and 30 centimetres length difference are few, but materials demand is also just more, has increased cost.
No. five baffle plates 202 of described L type can slide up and down.Can freely select to fix the angle of No. four baffle plates 201, the slippage that can make progress when not needing No. five baffle plates 202 makes it not contact baffle plate 201 No. four, and No. four baffle plates 201 can freely be rotated.
Claims (4)
1. the jack of using in the mud, comprise inner core (1) and urceolus (2), described inner core (1) is conical head near ground surface end, it is characterized in that: be hinged with two mobilizable No. four baffle plates (201) on the described inner core (1), described No. four baffle plates (201) offer No. three through holes (205), described No. four baffle plates (201) kiss the earth end is arc, described inner core (1) No. four baffle plates of sidewall (201) upper fixed has No. five baffle plates of at least two L types (202), the part of vertical described inner core (1) is first's plate (203) in No. five baffle plates of described L type (202), also be provided with positioning plate (204), described positioning plate (204) vertical described first plate (203).
2. the jack of using in a kind of mud as claimed in claim 1 is characterized in that: the radian of described No. four baffle plates (201) kiss the earth end is 150 degree.
3. the jack of using in a kind of mud as claimed in claim 1 or 2, it is characterized in that: described No. four baffle plates (201) length is 30 centimetres.
4. the jack of using in a kind of mud as claimed in claim 1, it is characterized in that: No. five baffle plates of described L type (202) can slide up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320101699 CN203159115U (en) | 2013-03-06 | 2013-03-06 | Jack used in sludge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320101699 CN203159115U (en) | 2013-03-06 | 2013-03-06 | Jack used in sludge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203159115U true CN203159115U (en) | 2013-08-28 |
Family
ID=49020318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320101699 Withdrawn - After Issue CN203159115U (en) | 2013-03-06 | 2013-03-06 | Jack used in sludge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203159115U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103171989A (en) * | 2013-03-06 | 2013-06-26 | 宁波天益齿轴齿轮有限公司 | Lifting jack for being used in sludge |
-
2013
- 2013-03-06 CN CN 201320101699 patent/CN203159115U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103171989A (en) * | 2013-03-06 | 2013-06-26 | 宁波天益齿轴齿轮有限公司 | Lifting jack for being used in sludge |
| CN103171989B (en) * | 2013-03-06 | 2015-05-06 | 宁波天益齿轴齿轮有限公司 | Lifting jack for being used in sludge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130828 Effective date of abandoning: 20150506 |
|
| RGAV | Abandon patent right to avoid regrant |