CN208916712U - Corrosion resistant deroofing shakes formula trailer jack - Google Patents
Corrosion resistant deroofing shakes formula trailer jack Download PDFInfo
- Publication number
- CN208916712U CN208916712U CN201821749822.XU CN201821749822U CN208916712U CN 208916712 U CN208916712 U CN 208916712U CN 201821749822 U CN201821749822 U CN 201821749822U CN 208916712 U CN208916712 U CN 208916712U
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- CN
- China
- Prior art keywords
- heel piece
- jack
- lantern ring
- deroofing
- mounting rack
- 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.)
- Expired - Fee Related
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- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The utility model relates to jack fields, more particularly to corrosion resistant deroofing shakes formula trailer jack, solve that existing in the prior art structure is complicated, the lower disadvantage of intensity, including outer tube, lantern ring and mounting rack, outer tube is internally provided with inner tube, and the upper end of inner tube is fixedly connected with connecting rod, the top of outer tube is arranged with lantern ring, the side of lantern ring is provided with mounting rack, the top of mounting rack is provided with connecting shaft, mounting rack is provided with limited block close to the lower end of the side of lantern ring, limited block extends to the downside of lantern ring, the lower end of inner tube is fixedly connected with outer heel piece, interior heel piece is provided on the inside of outer heel piece, the utility model structure is simple, jack can be rotated when not in use to horizontal, jack is avoided to interfere the normal work of trailer, the bottom of jack is provided with the structure that outer heel piece and interior heel piece match, improve jack Stability has dispersed the pressure of heel piece receiving, has extended the service life of jack.
Description
Technical field
The utility model relates to technical field of jacks more particularly to corrosion resistant deroofing to shake formula trailer jack.
Background technique
Trailer jack is applied mostly plays a supportive role to trailer when trailer is disengaged with tractor, and existing trailer is very heavy
Roof construction includes the outer cylinder being mounted on trailer, and the inner cylinder lower than outer cylinder top is equipped in outer cylinder, is rotatably connected at the top of outer cylinder
Screw rod, the screw rod pass through inner cylinder and are threadedly coupled with the nut being fixed in inner cylinder, and the rotary motion of screw rod is converted into inner cylinder
Linear motion, screw tip are fixed with handle up and down, and the bearing of bearing guiding, inner cylinder lower part are equipped between outer cylinder top and screw rod
It stretches out outer cylinder and is welded with foot prop, castor is installed on foot prop, general trailer jack is only suitable for when trailer is detached from tractor
Temporary storage use, once and trailer connects upper tractor, trailer is very heavy to encounter ground in order not to allowing, and needs entire trailer thousand
Folding top is unloaded, using trouble, time-consuming and laborious.
Chinese patent 200720191333.2 discloses a kind of trailer jack, and when device passes through rotating base heel piece
Mode stores jack, and container structure is more complicated, and only folds heel piece and help less occupied space is reduced, moreover,
During support, heel piece bears very big gravity, and the heel piece service life for being tilted towards side is shorter.
Utility model content
Purpose of the utility model is to solve the disadvantages existing in the prior art that structure is complicated, intensity is lower, and
The corrosion resistant deroofing of proposition shakes formula trailer jack.
To achieve the goals above, the utility model adopts the technical scheme that
Corrosion resistant deroofing shakes formula trailer jack, including outer tube, lantern ring and mounting rack, and being internally provided with for the outer tube is interior
Pipe, and the upper end of inner tube is fixedly connected with connecting rod, the top of the outer tube is arranged with lantern ring, and the side of the lantern ring is provided with
Mounting rack, the top of the mounting rack are provided with connecting shaft, and the mounting rack is provided with limit close to the lower end of the side of lantern ring
Block, the limited block extend to the downside of lantern ring, and rotating block is provided on the downside of the lantern ring, and the lower end of said inner tube is fixed to be connected
It is connected to outer heel piece, and the lower end of outer heel piece is rotatably connected to the first idler wheel, interior heel piece is provided on the inside of the outer heel piece, it is described
The lower end of interior heel piece is rotatably connected to the second idler wheel, is fixedly connected with loop bar on the downside of the outer heel piece, the interior heel piece it is upper
Side is fixedly connected with sliding bar, and the sliding rod set is cased with spring on the outside of the inside of loop bar, the loop bar.
Preferably, one end of the connecting rod is arranged with lever, and the top of lever is provided with anti-skidding salient point.
Preferably, the top of the lantern ring offers connecting hole, and one end of the connecting shaft is plugged on the inside of connecting hole,
Bumper ring is cased between connecting hole and connecting shaft, the material of bumper ring is rubber.
Preferably, the mounting rack is of an L-shaped structure, and the top of mounting rack offers mounting hole.
Preferably, the angle of the rotating block and lantern ring is 85 ° -88 °.
Preferably, the outer heel piece and the arc-shaped structure of interior heel piece.
Preferably, the upper end of the sliding bar is provided with snap ring, and the bottom of the loop bar offers intercommunicating pore, sliding bar
Lower end extends to the outside of loop bar by intercommunicating pore, and the internal diameter of intercommunicating pore is less than the diameter of snap ring.
The beneficial effects of the utility model are:
1, the utility model structure is simple, can rotate jack when not in use to horizontal, reduce it is longitudinal occupy it is empty
Between, avoid jack from interfering the normal work of trailer.
2, the utility model is provided with the structure that outer heel piece and interior heel piece match in the bottom of jack, improves very heavy
The stability on top has also dispersed the pressure of heel piece receiving, has extended the service life of jack.
In conclusion the utility model structure is simple in contrast to the prior art, jack can be rotated extremely when not in use
It is horizontal, avoid jack from interfering the normal work of trailer, the bottom of jack is provided with the knot that outer heel piece and interior heel piece match
Structure improves the stability of jack, has dispersed the pressure of heel piece receiving, has extended the service life of jack.
Detailed description of the invention
Fig. 1 be the utility model proposes corrosion resistant deroofing shake the schematic view of the front view of formula trailer jack；
Fig. 2 be the utility model proposes corrosion resistant deroofing shake the side structure schematic view of formula trailer jack；
Fig. 3 be the utility model proposes corrosion resistant deroofing shake enlarged structure schematic diagram at the A of formula trailer jack；
Fig. 4 be the utility model proposes corrosion resistant deroofing shake the mounting rack overlooking structure diagram of formula trailer jack.
In figure: 1 outer tube, 2 inner tubes, 3 connecting rods, 4 levers, 5 lantern rings, 6 mounting racks, 7 connecting shafts, 8 limited blocks, 9 rotating blocks,
10 mounting holes, 11 outer heel pieces, 12 first idler wheels, heel piece, 14 second idler wheels, 15 sliding bars, 16 loop bars, 17 springs in 13.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically
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.
Referring to Fig.1-4, corrosion resistant deroofing shakes formula trailer jack, including outer tube 1, lantern ring 5 and mounting rack 6 and existing thousand
Jin top is the same, and outer tube 1 is internally provided with inner tube 2, and the upper end screw connection of inner tube 2 has connecting rod 3, an end cap of connecting rod 3
Top equipped with lever 4, and lever 4 is provided with anti-skidding salient point, and the top of outer tube 1 is arranged with lantern ring 5,1 interference of lantern ring 5 and outer tube
Cooperation, the side of lantern ring 5 are provided with mounting rack 6, and the top of mounting rack 6 is provided with connecting shaft 7, and the top of lantern ring 5 offers company
Hole is connect, one end of connecting shaft 7 is plugged on the inside of connecting hole, and bumper ring is cased between connecting hole and connecting shaft 7, and buffering snare exists
7 top of connecting shaft, the material of bumper ring are rubber, due to there is friction between connecting hole inner wall and bumper ring, therefore not outer
In the case that power is rotatablely connected axis 7, connecting shaft 7 will not be rotated voluntarily, and mounting rack 6 is provided with close to the lower end of the side of lantern ring 5
Limited block 8, limited block and mounting rack 6 are structure as a whole, and limited block 8 extends to the downside of lantern ring 5, and the downside of lantern ring 5 is provided with
The angle of rotating block 9, rotating block 9 and lantern ring 5 is 85 ° -88 °, and the presence of limited block 8 prevents outer tube 1 from excessively rotating (rotation
Block 9 cannot cross limited block 8), mounting rack 6 is of an L-shaped structure, and the top of mounting rack 6 offers mounting hole 10, and mounting rack 6 is logical
It crosses mounting hole 10 and trailer is bolted, the lower end screw connection of inner tube 2 has outer heel piece 11, and the lower end of outer heel piece 11 is by turning
Axis connection has the first idler wheel 12, and the inside of outer heel piece 11 is provided with interior heel piece 13, outer heel piece 11 and the arc-shaped knot of interior heel piece 13
The lower end of structure, interior heel piece 13 is connected with the second idler wheel 14 by shaft, and the downside of outer heel piece 11 is welded with loop bar 16, interior heel piece 13
Upside be welded with sliding bar 15,15 sets of the sliding bar inside in loop bar 16, the upper end of sliding bar 15 is provided with snap ring, loop bar 16
Bottom offer intercommunicating pore, the lower end of sliding bar 15 extends to the outside of loop bar 16 by intercommunicating pore, and the internal diameter of intercommunicating pore is small
In the diameter of snap ring, the outside of loop bar 16 is cased with spring 17, and the upper end of spring 17 and outer heel piece 11 weld, the lower end of spring 17 and
Interior heel piece 13 welds.
Embodiment: when trailer will be separated with tractor, first this jack in transverse state is rotated through, rotation
When turning, mounting rack 6 is motionless, and outer tube 1 rotates clockwise, then rotation holds lever 4, be rotatablely connected bar 3 to close to vertically, will
Inner tube 2 screws out (jack operation logic is the prior art, is proposed in the background technology), until the second idler wheel 14 is first contiguously
Face, after the second idler wheel 14 contacts ground, pressure of the interior heel piece 13 by ground, sliding bar 15 is to being retracted inside loop bar 16, spring
17 are compressed, and elastic deformation occur, after the first idler wheel 12 also contacts ground, jack is in equilibrium state, due to very heavy
The pressure for pushing up the trailer being subject to is easy that jack is made to continue to rotate clockwise, but limited block 8 limits jack and continues clockwise
Rotation, jack may be in equilibrium state, the idler wheel and ground face contact of two heel piece lower ends, disperse interior heel piece 13 and outer
The stress of heel piece 11.
After jack use, rotation connection bar 3 is first reversely rotated, inner tube 2 is retracted, then spun outer tube counterclockwise
1, jack is rotated to horizontal, can be stored.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (7)
1. corrosion resistant deroofing shakes formula trailer jack, including outer tube (1), lantern ring (5) and mounting rack (6), which is characterized in that described outer
Pipe (1) is internally provided with inner tube (2), and the upper end of inner tube (2) is fixedly connected with connecting rod (3), the top of the outer tube (1)
It is arranged with lantern ring (5), the side of the lantern ring (5) is provided with mounting rack (6), and the top of the mounting rack (6) is provided with connection
Axis (7), the mounting rack (6) are provided with limited block (8) close to the lower end of the side of lantern ring (5), and the limited block (8) extends to
The downside of lantern ring (5) is provided with rotating block (9) on the downside of the lantern ring (5), and the lower end of said inner tube (2) is fixedly connected with outer
Heel piece (11), and the lower end of outer heel piece (11) is rotatably connected to the first idler wheel (12), is provided on the inside of the outer heel piece (11)
The lower end of interior heel piece (13), the interior heel piece (13) is rotatably connected to the second idler wheel (14), and the downside of the outer heel piece (11) is solid
Surely it is connected with loop bar (16), is fixedly connected with sliding bar (15) on the upside of the interior heel piece (13), the sliding bar (15) covers
The inside of loop bar (16) is cased with spring (17) on the outside of the loop bar (16).
2. corrosion resistant deroofing according to claim 1 shakes formula trailer jack, which is characterized in that the one of the connecting rod (3)
End cap is equipped with lever (4), and the top of lever (4) is provided with anti-skidding salient point.
3. corrosion resistant deroofing according to claim 1 shakes formula trailer jack, which is characterized in that the top of the lantern ring (5)
Connecting hole is offered, one end of the connecting shaft (7) is plugged on the inside of connecting hole, is cased between connecting hole and connecting shaft (7)
Bumper ring, the material of bumper ring are rubber.
4. corrosion resistant deroofing according to claim 1 shakes formula trailer jack, which is characterized in that the mounting rack (6) is L-shaped
Structure, and the top of mounting rack (6) offers mounting hole (10).
5. corrosion resistant deroofing according to claim 1 shakes formula trailer jack, which is characterized in that the rotating block (9) and set
The angle of ring (5) is 85 ° -88 °.
6. corrosion resistant deroofing according to claim 1 shakes formula trailer jack, which is characterized in that the outer heel piece (11) and interior
The arc-shaped structure of heel piece (13).
7. corrosion resistant deroofing according to claim 1 shakes formula trailer jack, which is characterized in that the sliding bar (15) it is upper
End is provided with snap ring, and the bottom of the loop bar (16) offers intercommunicating pore, and the lower end of sliding bar (15) is extended to by intercommunicating pore
The outside of loop bar (16), the internal diameter of intercommunicating pore are less than the diameter of snap ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821749822.XU CN208916712U (en) | 2018-10-27 | 2018-10-27 | Corrosion resistant deroofing shakes formula trailer jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821749822.XU CN208916712U (en) | 2018-10-27 | 2018-10-27 | Corrosion resistant deroofing shakes formula trailer jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208916712U true CN208916712U (en) | 2019-05-31 |
Family
ID=66710739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821749822.XU Expired - Fee Related CN208916712U (en) | 2018-10-27 | 2018-10-27 | Corrosion resistant deroofing shakes formula trailer jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208916712U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113683001A (en) * | 2021-09-02 | 2021-11-23 | 海盐海顶汽车配件科技股份有限公司 | Corrosion-resistant jack rocking type jack |
-
2018
- 2018-10-27 CN CN201821749822.XU patent/CN208916712U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113683001A (en) * | 2021-09-02 | 2021-11-23 | 海盐海顶汽车配件科技股份有限公司 | Corrosion-resistant jack rocking type jack |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190531 Termination date: 20211027 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |