CN203902702U - Guard board opening and closing assisting mechanism and transporter or container provided with same - Google Patents
Guard board opening and closing assisting mechanism and transporter or container provided with same Download PDFInfo
- Publication number
- CN203902702U CN203902702U CN201420344450.8U CN201420344450U CN203902702U CN 203902702 U CN203902702 U CN 203902702U CN 201420344450 U CN201420344450 U CN 201420344450U CN 203902702 U CN203902702 U CN 203902702U
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- CN
- China
- Prior art keywords
- breast board
- connecting rod
- guide
- power assist
- servomechanism
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- 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.)
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Abstract
The utility model provides a guard board opening and closing assisting mechanism and a transporter or a container provided with the same. The assisting mechanism is used for assisting in opening and closing of a guard board, and comprises a guide seat, connecting rods and an assisting assembly, wherein guide grooves are formed in the guide seat, a first end of each connecting rod is hinged to the guard board, and a second end of the connecting rod can walk along the corresponding guide groove along with opening and closing of the guard board; the assisting assembly is hinged with the second ends of the connecting rods; when the guard board is opened, the connecting rods walk forward along the guide grooves and act on the assisting assembly, so that the assisting assembly generates counter-acting force on the connecting rods and exerts pressure on the guard board, so that the guard board is opened stably; and when the guard board is closed, the connecting rods walk in the reverse direction along the guide grooves, the assisting assembly generates acting force on the connecting rods and assists in closing of the guard board. The assisting mechanism can reduce the labor intensity of a worker effectively.
Description
Technical field
The utility model relates to transport trolley or freight container field, the servomechanism that particularly a kind of transport trolley or freight container breast board are opened or closed.
Background technology
Transport trolley or the freight container of loading use for conveniently assemble and disassemble goods, are provided with the breast board that can open or close conventionally on transport trolley or freight container.Existing breast board opening and closing major part is by manually completing, and some breast boards reach 3 meters, highly reach 1 meter, needs two people to operate simultaneously and just can complete, if only depend on a people to open, requires great effort very much.Therefore, urgently improve, to improve operation easier.
Utility model content
The purpose of this utility model is to provide a kind of breast board to open and close servomechanism, large to solve existing breast board keying difficulty, the problem that labor strength is high.
Another object of the present utility model is to provide a kind of transport trolley that above-mentioned breast board opens and closes servomechanism that has.
Another object of the present utility model is to provide a kind of freight container that above-mentioned breast board opens and closes servomechanism that has.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
According to an aspect of the present utility model, the utility model provides a kind of breast board to open and close servomechanism, in order to open or to close to breast board, provides power-assisted, comprises guide holder, connecting rod and power assist element; On guide holder, be provided with guide groove, the first end of connecting rod is hinged on described breast board, and connecting rod the second end can be opened or close and walk along described guide groove along with breast board; The second end of power assist element and described connecting rod is hinged; While opening breast board, described connecting rod to described power assist element acting, makes described power assist element to connecting rod, produce antagonistic force and breast board is exerted pressure along described guide groove forward walking, and breast board is steadily opened; While closing breast board, described connecting rod is oppositely walked along described guide groove, and described power assist element produces application force to connecting rod and closes power-assisted is provided for breast board.
Preferably, described guide holder comprises a stay bearing plate and is fixed on two guide plates that are oppositely arranged on described stay bearing plate, described guide groove is two and is separately positioned on two guide plates, the second end of described connecting rod stretches into two guide grooves by an axis of guide and can walk along guide groove, one end position of described power assist element is fixed, the other end is by walking with the hinged axis of guide of following of the described axis of guide, thereby realizes the flexible of power assist element.
Preferably, when described connecting rod walks to the other end along the walking of guide groove forward by one end, described power assist element is progressively compressed and is shortened.
Preferably, the arch face of the curved and arc of described connecting rod is towards breast board outside.
Preferably, the first end of described connecting rod connects an axle sleeve, wears a pitman shaft in described axle sleeve, and described connecting rod is hinged by this pitman shaft and breast board.
Preferably, described power assist element is gas spring, hydraulic ram or cylinder.
Preferably, described guide groove is curved.
According to another aspect of the present utility model, the utility model provides a kind of transport trolley, comprise vehicle frame and be hinged on the breast board on vehicle frame, described transport trolley also comprises that at least one breast board as above opens and closes servomechanism, described guide holder is fixed on the bottom of described vehicle frame, and one end away from described connecting rod of described power assist element is connected to the bottom of described vehicle frame.
Preferably, described vehicle frame comprises that the longeron and the edge that longitudinally arrange are laterally fixed on many parallel and spaced bottom cross beams on described longeron, described guide holder is fixed between the bottom cross beam that vehicle frame is adjacent, one end away from described connecting rod of described power assist element is connected to the bottom of described vehicle frame by a support, described support is fixed between the bottom cross beam that vehicle frame is adjacent.
According to another aspect of the present utility model, the utility model provides a kind of freight container, comprise casing and be hinged on the breast board on casing, described freight container also comprises that at least one breast board as above opens and closes servomechanism, described guide holder is fixed on the bottom of described casing, and one end away from described connecting rod of described power assist element is connected to the bottom of described casing.
As shown from the above technical solution, advantage of the present utility model and good effect are:
Breast board of the present utility model opens and closes servomechanism can provide power-assisted when breast board opening and closing, effectively reduces workman's labour intensity.This mechanism structure is simple, can be installed on the underframe of vehicle or freight container, does not affect whole oad.
Accompanying drawing explanation
Fig. 1 is the structural representation that the utility model breast board opens and closes servomechanism one embodiment.
Fig. 2 is the structural representation that the utility model breast board opens and closes guide holder in servomechanism embodiment.
Fig. 3 is the structural representation that the utility model breast board opens and closes connecting rod assembly in servomechanism embodiment.
Fig. 4 is the structural representation of the utility model transport trolley embodiment.
Fig. 5 is the schematic diagram of the utility model transport trolley embodiment intermediate hurdles plate closing state.
Fig. 6 is the schematic diagram of breast board opening in the utility model transport trolley embodiment.
Fig. 7 is that the utility model is installed the structural representation of two servomechanisms on a breast board.
Description of reference numerals is as follows: 1, breast board; 11, gate hinge; 12, pipe; 2, servomechanism; 21, guide holder; 211, guide plate; 2111, guide groove; 212, stay bearing plate; 22, connecting rod assembly; 221, connecting rod; 2211, first end; 2212, the second end; 2213, hinge hole; 222, axle sleeve; 23, power assist element; 231, pressure cylinder; 232, piston rod; 24, pitman shaft; 25, the axis of guide; 26, support.
The specific embodiment
The exemplary embodiment that embodies the utility model feature & benefits will describe in detail in the following description.Be understood that the utility model can have various variations on different embodiments, it neither departs from scope of the present utility model, and explanation wherein and to be shown in be when the use that explain in essence, but not in order to limit the utility model.
Consult Fig. 1, the utility model provides a kind of breast board to open and close servomechanism 2, in order to open or close to breast board 1, provides power-assisted, mainly comprises guide holder 21, connecting rod 221 and power assist element 23.Guide holder 21 is provided with guide groove 2111, and the first end 2211 of connecting rod 221 is hinged on breast board 1, and the second end 2212 of connecting rod 221 can be opened or close and walk along guide groove 2111 along with breast board 1, and power assist element 23 is hinged with the second end 2212 of connecting rod 221.
Consult Fig. 2, guide holder 21 comprises a stay bearing plate 212 and is fixed on that on two guide plate being oppositely arranged 211, two guide plates 211 on stay bearing plate 212, guide groove 2111, two guide grooves 2111 to be respectively set relative.In the present embodiment, guide groove 2111 is curved, and the two ends of arc are defined as respectively S end and E end, and definition along guide groove 2111 from S, end is forward walking to the walking of E end, otherwise be reverse walking.In other embodiments, guide groove 2111 is shape or fold-line-shaped linearly, only need make the second end 2212 of connecting rod 221 walk along guide groove 2111.
Consult in the lump Fig. 1 and Fig. 3, the arch face of the curved and arc of connecting rod 221, towards breast board 1 outside, is conducive to 221 pairs of breast board 1 application of forces of connecting rod.In the present embodiment, connecting rod 221 quantity are two, and the first end 2211 of two connecting rods 221 is connected and is formed an integral body by an axle sleeve 222, is below referred to as connecting rod assembly 22.On the axle sleeve 222 of connecting rod assembly 22, be equipped with a pitman shaft 24, this pitman shaft 24 is hinged with the pipe 12 being fixed on breast board 1, thereby makes the first end 2211 of connecting rod 221 hinged with breast board 1.The second end 2212 of connecting rod 221 is provided with a hinge hole 2213, and the axis of guide 25 is arranged in this hinge hole 2213, and the axis of guide 25 stretches in the guide groove 2111 of two guide plates 211 and makes the second end 2212 of connecting rod 22 can be along guide groove 2111 walkings.Motion in the time of can making breast board opening and closing by two connecting rods 221 with coordinating of guide groove 2111 is transmitted more steady.In other embodiments, the quantity of connecting rod 221 is not limited to two in the present embodiment, adopts three even above connecting rods can reach identical effect equally.
Power assist element 23 needs to select gas spring, hydraulic ram or cylinder according to difference.In the present embodiment, power assist element 23 is gas spring, comprise pressure cylinder 231 and piston rod 232, the end of piston rod 232 is articulated with on a support 26, the position of this support 26 is fixed, and the end of pressure cylinder 231 is articulated with on the axis of guide 25 and can follows the axis of guide 25 walkings, when the axis of guide 25 walks to E end along guide groove 2111 forwards walkings by S end, gas spring will progressively be compressed and be shortened, thereby can produce application force to connecting rod 221.
This servomechanism 2 can be applicable to, in the transport trolley or freight container with breast board 1, effectively reduce breast board 1 workman's in the middle of opening and closing process labour intensity.
Consult Fig. 4 to Fig. 6, the transport trolley of take describes as example, and transport trolley comprises vehicle frame 3 and be articulated with the breast board 1 on vehicle frame 3 by gate hinge 11, and the keying of breast board 1 has utilized above-mentioned servomechanism 2.The guide holder 21 of servomechanism 2 is fixed on the bottom of vehicle frame 3, and one end away from connecting rod 221 of power assist element 23 is connected to the bottom of vehicle frame 3 by support 26.
Wherein, vehicle frame 3 comprises that the longeron (not shown) and the edge that longitudinally arrange are laterally fixed on many parallel and spaced bottom cross beam (not shown) on longeron, guide holder 21 is fixed between the bottom cross beam that vehicle frame 3 is adjacent, support 26 is fixed between the bottom cross beam that vehicle frame 3 is adjacent, and the installation of servomechanism 2 does not affect the oad of car load.
For having adopted the freight container of this servomechanism, freight container comprises casing and is hinged on the breast board on casing, with transport trolley similarly, the guide holder of servomechanism is fixed on the bottom of casing, one end away from connecting rod of power assist element is connected to the bottom of casing by support, by servomechanism, reduce the labour intensity of breast board in opening and closing process.The structure of freight container no longer provides diagram.
In transport trolley and freight container, according to breast board size and varying in weight, can be chosen on a breast board 1 one or above servomechanism 2 are installed, as shown in Figure 7, on the length direction of this breast board 1, be that two servomechanisms 2 have been installed at interval.
In conjunction with Fig. 5 and Fig. 6, below introduce the principle of work of this servomechanism.
While opening breast board 1, connecting rod 221, makes 23 pairs of connecting rods of power assist element 221 produce antagonistic force and breast board 1 is exerted pressure power assist element 23 actings along guide groove 2111 forward walkings, and breast board 1 is steadily opened.Particularly, under the initial condition of Fig. 5, breast board 1 is outwards opened, breast board 1 rotates around gate hinge 11 under himself Action of Gravity Field, the first end 2211 of breast board 1 drivening rod 221 rotates, the second end 2212 of connecting rod 221 is along guide groove 2111 forward walkings (S end is walked to E end in figure), distance between power assist element 23 pin-ended points is dwindled, power assist element 23 is compressed, produce thrust, by connecting rod 221, pass to 1 one bearing capacitys that make progress of breast board, now, power assist element 23 has played power-assisted effect, and assurance breast board 1 is opened very reposefully.Because the deadweight of breast board 1 is greater than the bearing capacity of power assist element 23, breast board 1 continues to move downward, and under the position-limiting action of guide holder 21, steadily moves downward.When breast board 1 turns over turnback, when the axis of guide 25 moves to the E end of guide groove 2111, breast board 1 is full open position, then by other fixed mechanisms (such as latch, hook etc.) fixed side, keeps the opening of breast board, completed the unlatching of breast board, state now as shown in Figure 6.
While closing breast board 1, connecting rod 221 is oppositely walked (in figure, E end is walked to S end) along guide groove 2111, and 23 pairs of connecting rods of power assist element 221 produce application forces and close power-assisted is provided for breast board 1.Particularly, under the initial condition of Fig. 6, breast board 1 is upwards lifted, breast board 1 upwards rotates around gate hinge 11, now power assist element 23 is in compressive state, produce a thrust, by connecting rod 221, pass to 1 one bearing capacitys that make progress of breast board, alleviated people and lifted the required power applying of breast board.When breast board 1 is closed, the axis of guide 25 moves to the S end of guide groove 2111, can by other mechanisms that coordinate with breast board, breast board be fixed to the closure state that keeps breast board equally again, completes the closure of breast board, and state now as shown in Figure 5.
In the opening-closing process of above breast board, still need people to apply application force to breast board, the gas spring of usining has alleviated the required power applying of people as power assist element.When adopting hydraulic ram or cylinder as power assist element, also can realize the automatically open and close of breast board.
Although described the utility model with reference to several exemplary embodiment, should be appreciated that term used is explanation and exemplary and nonrestrictive term.Because the utility model can specifically be implemented in a variety of forms and not depart from spirit or the essence of utility model, so be to be understood that, above-mentioned embodiment is not limited to any aforesaid details, and explain widely in the spirit and scope that should limit in the claim of enclosing, therefore fall into whole variations in claim or its equivalent scope and remodeling and all should be the claim of enclosing and contain.
Claims (10)
1. breast board opens and closes a servomechanism, in order to open or to close to breast board, provides power-assisted, it is characterized in that, comprising:
Guide holder, is provided with guide groove on it;
Connecting rod, its first end is hinged on described breast board, and the second end can be opened or close and walk along described guide groove along with breast board; And
Power assist element, the second end of itself and described connecting rod is hinged;
While opening breast board, described connecting rod to described power assist element acting, makes described power assist element to connecting rod, produce antagonistic force and breast board is exerted pressure along described guide groove forward walking, and breast board is steadily opened; While closing breast board, described connecting rod is oppositely walked along described guide groove, and described power assist element produces application force to connecting rod and closes power-assisted is provided for breast board.
2. breast board according to claim 1 opens and closes servomechanism, it is characterized in that, described guide holder comprises a stay bearing plate and is fixed on two guide plates that are oppositely arranged on described stay bearing plate, described guide groove is two and is separately positioned on two guide plates, the second end of described connecting rod stretches into two guide grooves by an axis of guide and can walk along guide groove, one end position of described power assist element is fixed, the other end is by walking with the hinged axis of guide of following of the described axis of guide, thereby realizes the flexible of power assist element.
3. breast board according to claim 2 opens and closes servomechanism, it is characterized in that, when described connecting rod walks to the other end along the walking of guide groove forward by one end, described power assist element is progressively compressed and shortens.
4. according to breast board described in claim 1-3 any one, open and close servomechanism, it is characterized in that, the arch face of the curved and arc of described connecting rod is towards breast board outside.
5. according to the breast board described in claim 1-3 any one, open and close servomechanism, it is characterized in that, the first end of described connecting rod connects an axle sleeve, wears a pitman shaft in described axle sleeve, and described connecting rod is hinged by this pitman shaft and breast board.
6. according to the breast board described in claim 1-3 any one, open and close servomechanism, it is characterized in that, described power assist element is gas spring, hydraulic ram or cylinder.
7. according to the breast board described in claim 1-3 any one, open and close servomechanism, it is characterized in that, described guide groove is curved.
8. a transport trolley, comprise vehicle frame and be hinged on the breast board on vehicle frame, it is characterized in that, described transport trolley also comprises that at least one breast board as described in any one in claim 1-7 opens and closes servomechanism, described guide holder is fixed on the bottom of described vehicle frame, and one end away from described connecting rod of described power assist element is connected to the bottom of described vehicle frame.
9. transport trolley according to claim 8, it is characterized in that, described vehicle frame comprises that the longeron and the edge that longitudinally arrange are laterally fixed on many parallel and spaced bottom cross beams on described longeron, described guide holder is fixed between the bottom cross beam that vehicle frame is adjacent, one end away from described connecting rod of described power assist element is connected to the bottom of described vehicle frame by a support, described support is fixed between the bottom cross beam that vehicle frame is adjacent.
10. a freight container, comprise casing and be hinged on the breast board on casing, it is characterized in that, described freight container also comprises that at least one breast board as described in any one in claim 1-7 opens and closes servomechanism, described guide holder is fixed on the bottom of described casing, and one end away from described connecting rod of described power assist element is connected to the bottom of described casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420344450.8U CN203902702U (en) | 2014-06-25 | 2014-06-25 | Guard board opening and closing assisting mechanism and transporter or container provided with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420344450.8U CN203902702U (en) | 2014-06-25 | 2014-06-25 | Guard board opening and closing assisting mechanism and transporter or container provided with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203902702U true CN203902702U (en) | 2014-10-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420344450.8U Expired - Fee Related CN203902702U (en) | 2014-06-25 | 2014-06-25 | Guard board opening and closing assisting mechanism and transporter or container provided with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203902702U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107160314A (en) * | 2017-07-13 | 2017-09-15 | 杭州金日汽车零部件有限公司 | General utility wrench component |
| CN108529046A (en) * | 2018-04-13 | 2018-09-14 | 肖叶 | A kind of auxiliary installer of underground sewage disposal system tank |
| CN108584196A (en) * | 2018-07-12 | 2018-09-28 | 安徽星马专用汽车有限公司 | Powder tank car and its manhole cover |
| CN109484271A (en) * | 2018-12-29 | 2019-03-19 | 中国重汽集团山东聚鑫专用汽车有限公司 | A kind of rear cargo door locking device of dumper |
-
2014
- 2014-06-25 CN CN201420344450.8U patent/CN203902702U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107160314A (en) * | 2017-07-13 | 2017-09-15 | 杭州金日汽车零部件有限公司 | General utility wrench component |
| CN107160314B (en) * | 2017-07-13 | 2019-04-02 | 杭州金日汽车零部件有限公司 | General utility wrench component |
| CN108529046A (en) * | 2018-04-13 | 2018-09-14 | 肖叶 | A kind of auxiliary installer of underground sewage disposal system tank |
| CN108584196A (en) * | 2018-07-12 | 2018-09-28 | 安徽星马专用汽车有限公司 | Powder tank car and its manhole cover |
| CN108584196B (en) * | 2018-07-12 | 2023-12-12 | 安徽星马专用汽车有限公司 | Powder tank car and manhole cover thereof |
| CN109484271A (en) * | 2018-12-29 | 2019-03-19 | 中国重汽集团山东聚鑫专用汽车有限公司 | A kind of rear cargo door locking device of dumper |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141029 Termination date: 20170625 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |