CN212124950U - Multi-connecting-rod automatic opening and closing device of side-turning semitrailer - Google Patents
Multi-connecting-rod automatic opening and closing device of side-turning semitrailer Download PDFInfo
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- CN212124950U CN212124950U CN202020587944.4U CN202020587944U CN212124950U CN 212124950 U CN212124950 U CN 212124950U CN 202020587944 U CN202020587944 U CN 202020587944U CN 212124950 U CN212124950 U CN 212124950U
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- carriage
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- door
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- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 230000008901 benefit Effects 0.000 abstract description 8
- 230000008859 change Effects 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 abstract description 3
- 230000009467 reduction Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 230000007306 turnover Effects 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000004566 building material Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model discloses a multi-connecting-rod automatic opening and closing device of a side-turning semitrailer, which comprises a main frame and a carriage, wherein the top end of one side of the carriage is hinged with a side-opening door, the main frame is hinged with the carriage close to one side of the side-opening door, a driving lifting device for driving the carriage to turn towards one side of the side-opening door is also connected between the main frame and the carriage, a side-door limiting device for controlling the bottom of the side-opening door to open and close is slidably installed at the outer side of the carriage, and a multi-connecting-rod mechanism for controlling the sliding; the utility model discloses an automatic device that opens and shuts need not oil, control such as electricity, gas, only turns on one's side along with the bottom plate and can realize the automation of side opening door and open and shut, has simple structure, convenient operation, advantage such as with low costs, for traditional manual opening mechanism, in the condition that the cost increase reduces, great reduction workman intensity of labour has improved work efficiency, and what change mutually brings the benefit for the customer, market prospect is very wide.
Description
Technical Field
The utility model belongs to the technical field of the tipper, especially, relate to an automatic device that opens and shuts of semitrailer that turns on one's side many connecting rods.
Background
The side-turning semitrailer is suitable for long-distance transportation of bulk scattered goods such as coal, ore, building materials and the like, has a self-unloading function compared with a common semitrailer, reduces the labor intensity of workers, improves the assembly efficiency, and has quite wide market and development prospects. But traditional semitrailer of turning on one's side need manually open the limit switch who opens the side door before unloading, and conventional semitrailer unilateral generally has six groups of side doors, so not only waste time and energy when manual opening, because manual operation has certain risk moreover, for solving above-mentioned problem, my company has independently researched a semitrailer of turning on one's side many connecting rods automatic opening and closing device.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an automatic device that opens and shuts of semitrailer's of turning on one's side many connecting rods that easy operation, with low costs, but greatly reduced workman intensity of labour, improvement work efficiency is provided.
In order to solve the technical problem, the technical scheme of the utility model is that: automatic device that opens and shuts of semitrailer multi-link turns on one's side, including main frame and railway carriage, one side top of railway carriage articulates there is the side door, the main frame with be close to the side door one side the railway carriage is articulated, the main frame with still be connected with the drive between the railway carriage orientation the drive lifting devices of the side door one side upset of opening, railway carriage outside slidable mounting has the control the side door stop device that the bottom opened and shut of opening and shutting of side door, side door stop device with be connected with control between the main frame the gliding multi-link mechanism of side door stop device.
According to the preferable technical scheme, the side door limiting device comprises a pin seat arranged at the bottom of the outer side of the carriage, a limiting pin is arranged in the pin seat in a sliding mode, and the upper portion of the limiting pin is matched with the side opening door to control limiting locking and releasing limiting of the bottom of the side opening door.
Preferably, the top of the limit bolt is provided with a bolt inclined surface for forcing the side open-close door to close.
As an optimized technical scheme, the multi-link mechanism comprises a first connecting rod hinged to the bottom end of the limiting bolt and a second connecting rod hinged to the main frame, a swing connecting rod is hinged between the first connecting rod and the second connecting rod, and the swing connecting rod is further hinged to the main frame.
As a preferred technical scheme, a universal ball head which is in universal connection with the bottom end of the limiting bolt is arranged at the end of the first connecting rod.
According to a preferable technical scheme, the driving lifting device is a hydraulic lifting oil cylinder for driving the carriage to turn to one side, one end of the hydraulic lifting oil cylinder is hinged to the bottom of the carriage, and the other end of the hydraulic lifting oil cylinder is hinged to the main frame.
As preferred technical scheme, the railway carriage includes the bottom plate, drive lifting devices connects the bottom plate with between the main frame, the both sides fixed mounting of bottom plate has the sideboard stand, the upper end fixed mounting of sideboard stand has the pivot of opening the door of inclining, the top of opening the door is passed through the pivot of opening the door of inclining is rotated and is connected on the sideboard stand.
As a preferred technical scheme, a locking device is arranged between the main frame and the bottom of the carriage far away from one side of the side door.
According to the preferable technical scheme, the locking device comprises a fixed lug seat fixedly installed at the bottom of the carriage, and the main frame and the fixed lug seat are locked and fixed through a pin shaft.
By adopting the technical scheme, the multi-connecting-rod automatic opening and closing device of the side-turning semitrailer comprises a main frame and a carriage, wherein a side door is hinged to the top end of one side of the carriage, the main frame is hinged to the carriage close to the side door, a driving lifting device for driving the carriage to turn towards the side door is further connected between the main frame and the carriage, a side door limiting device for controlling the bottom of the side door to open and close is slidably mounted on the outer side of the carriage, and a multi-connecting-rod mechanism for controlling the side door limiting device to slide is connected between the side door limiting device and the main frame; the utility model has the advantages that: when the driving lifting device does not act to lift laterally, the carriage is kept in the original horizontal state, the multi-link mechanism and the side door limiting device do not act, the side door limiting device abuts against the outside of the bottom of the side door at the moment, so that the side door is in a closed and locked state, and the side door limiting device can ensure that the side door cannot be automatically opened in the transportation process, and the safety and reliability of transportation are improved; when the lifting device is driven to act and lift, the carriage is driven to turn around the turning seat, the multi-link mechanism is driven to act in the turning process, so that the side door limiting device slides downwards, the side door limiting device does not abut against the outer part of the side door at the moment, the limiting on the side door is released, the bottom of the side door is in a free state capable of being opened and closed, and the top end of the side door is hinged to the carriage, so that when the carriage turns on one side and the bottom of the side door is not limited, the bottom opening top of the side door rotates outwards around the carriage under the action of gravity, and automatic discharging is realized; the utility model discloses an automatic device that opens and shuts need not oil, control such as electricity, gas, only turns on one's side along with the bottom plate and can realize the automation of side opening door and open and shut, has simple structure, convenient operation, advantage such as with low costs, for traditional manual opening mechanism, in the condition that the cost increase reduces, great reduction workman intensity of labour has improved work efficiency, and what change mutually brings the benefit for the customer, market prospect is very wide.
Drawings
The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:
fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic structural diagram of the utility model after the side turning;
in the figure: 1-side opening door rotating shaft; 2-side opening of the door; 3-side plate upright posts; 4-a bottom plate; 5-a limit bolt; 6-bolt seat; 7-universal ball head; 8, connecting a first rod; 9-swing connecting rod; 10-swing connecting rod fixing seat; 11-connecting rod two; 12-turning over the seat; 13-fixing seat of connecting rod II; 14-hydraulic lift cylinders; 15-a main frame; 16-fixed ear mount.
Detailed Description
The invention is further explained below with reference to the drawings and examples. In the following detailed description, certain exemplary embodiments of the present invention have been described by way of illustration only. Needless to say, a person skilled in the art will recognize that the described embodiments can be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and not intended to limit the scope of the claims.
As shown in fig. 1 and 2, the multi-link automatic opening and closing device of the side-tipping semitrailer comprises a main frame 15 and a carriage, wherein a side door 2 is hinged to the top end of one side of the carriage, the main frame 15 is hinged to the carriage close to one side of the side door 2, a turnover seat 12 is arranged at one end of the main frame 15, and one side of the bottom of the carriage is hinged to the turnover seat 12 through a pin shaft; the utility model discloses a side door structure, including main frame 15, railway carriage, side door stop device, main frame 15 with still be connected with the drive between the railway carriage orientation the drive lifting devices that 2 one side upset were opened to the side, sliding mounting has the control in the railway carriage outside the side door stop device that 2 bottoms of opening are opened and shut of side, side door stop device with be connected with the control between the main frame 15 the gliding multi-link mechanism of side door stop device. When the driving lifting device does not act to lift laterally, the carriage is kept in an original horizontal state, the multi-link mechanism and the side door limiting device do not act, the side door limiting device abuts against the outside of the bottom of the side door 2 at the moment, so that the side door 2 is in a closed and locked state, and referring to fig. 1, the side door limiting device can ensure that the side door 2 cannot be automatically opened in the transportation process, and the safety and reliability of transportation are improved; when the lifting device is driven to act and lift, the carriage is driven to turn around the turnover seat 12, the multi-link mechanism is driven to act in the turnover process, so that the side door limiting device slides downwards, the side door limiting device does not abut against the outside of the side door 2 at the moment, the limiting on the side door 2 is released, the bottom of the side door 2 is in a free state capable of opening and closing, and the top end of the side door 2 is hinged to the carriage, so that when the carriage turns on side and the bottom of the side door 2 is not limited, the bottom of the side door 2 is opened, the top of the side door 2 rotates outwards around the carriage under the action of gravity, and the automatic discharging is realized by referring to fig. 2. The utility model discloses an automatic device that opens and shuts need not oil, control such as electricity, gas, only turns on one's side along with bottom plate 4 and can realize opening the automation of side door 2 and open and shut, has simple structure, convenient operation, advantage such as with low costs, for traditional manual opening mechanism, in the condition that the cost increase reduces, great reduction workman intensity of labour has improved work efficiency, and what change mutually brings the benefit for the customer, market prospect is very wide.
The side door limiting device comprises a pin seat 6 installed at the bottom of the outer side of the carriage, a limiting pin 5 is installed in the pin seat 6 in a sliding mode, the limiting pin 5 can move linearly in the pin seat 6, the upper portion of the limiting pin 5 is matched with the side door 2 to control limiting locking and releasing limiting at the bottom of the side door, when the top of the limiting pin 5 slides to the position above the pin seat 6, the upper portion of the limiting pin 5 is used for abutting against the outer portion of the side door 2 at the moment, and the side door 2 is in a closed locking state, and the figure 1 is shown; when the top of the limit bolt 5 slides to the lower part of the bolt seat 6, the upper part of the limit bolt 5 does not abut against the outside of the side door 2 any more, the limit on the side door 2 is released, the side door 2 is in a free state capable of being opened and closed, the side door 2 can rotate under the action of gravity, and the automatic discharging is realized by opening, as shown in fig. 2.
The top of the limiting bolt 5 is provided with a bolt inclined surface for forcing the side opening door 2 to be closed, the bolt inclined surface faces the side opening door 2, and the bolt inclined surface can enable the side opening door 2 to be gradually closed at the moment when the side turning over is completed after the compartment falls down and the side opening door 2 cannot be closed due to the fact that the oak is clamped.
Many link mechanism include with 5 bottom articulated connecting rods of spacing bolt 8 and with two 11 of 15 articulated connecting rods of main frame, the bottom fixed mounting of railway carriage has two fixing bases 13 of connecting rod, the one end of two 11 of connecting rod articulates through the round pin axle on two fixing bases 13 of connecting rod, one 8 of connecting rod with it has swing connecting rod 9 to articulate between two 11 of connecting rod, fixed mounting has swing connecting rod fixing base 10 on the main frame 15, the middle part of swing connecting rod 9 through the round pin axle still with 15 articulated main frame, the both ends of swing connecting rod 9 respectively through the round pin axle with one 8 of connecting rod with two 11 of connecting rod are articulated. When the lifting device is driven to act and lift, the carriage is driven to turn over around the turning seat 12, the second connecting rod 11 is driven to lift in the turning process, the swing connecting rod 9 rotates anticlockwise around the swing connecting rod fixing seat 10 under the action of tension, the right end rises, the left end falls, the first connecting rod 8 can move downwards under the tension to drive the limit bolt 5 to move downwards in the bolt seat 6 to release the limit of the side door 2, the bottom of the side door 2 is in a free state of opening and closing, and the top end of the side door 2 is hinged on the compartment, therefore, when the compartment is turned over and the bottom of the side door 2 is not restricted, the bottom-opening top of the side door 2 rotates outwards around the compartment under the action of gravity, and the automatic discharging is realized by referring to fig. 2.
The tip of connecting rod 8 be provided with 5 bottom universal connection's of spacing bolt universal bulb 7, because spacing bolt 5 with carry out universal connection through universal bulb 7 between the connecting rod 8, at the in-process of many connecting rods motion, guarantee spacing bolt 5 can not block because of the angle problem.
The driving lifting device is a hydraulic lifting oil cylinder 14 for driving the carriage to overturn to one side, one end of the hydraulic lifting oil cylinder 14 is hinged to the bottom of the carriage, the other end of the hydraulic lifting oil cylinder 14 is hinged to the main frame 15, and when the hydraulic lifting oil cylinder 14 acts, the telescopic rod extends to drive the carriage to overturn to one side.
The railway carriage includes bottom plate 4, drive lifting devices connects bottom plate 4 with between the main frame 15, the both sides fixed mounting of bottom plate 4 has sideboard stand 3, the upper end fixed mounting of sideboard stand 3 has side door pivot 1, the top of side door 2 is passed through side door pivot 1 rotates to be connected on the sideboard stand 3.
And a locking device is arranged between the main frame 15 and the bottom of the carriage far away from one side of the side door 2. The locking device comprises a fixed lug seat 16 fixedly installed at the bottom of the carriage, and the main frame 15 and the fixed lug seat 16 are locked and fixed through a pin shaft. Before or after the semitrailer rolls over, namely when the hydraulic lifting oil cylinder 14 does not act, the locking device is used for ensuring the stability of connection between the main frame 15 and the other side of the carriage, so that the phenomenon of side turning is prevented if the whole semitrailer body rolls over in the transportation process, and the installation stability between the carriage and the main frame 15 is ensured; when the side turning and the unloading are needed, the locking device needs to be opened, so that the compartment can be turned over when the hydraulic lifting oil cylinder 14 acts; when the side turning device is used, the pin shaft connected between the fixed lug seat 16 and the main frame 15 is only required to be taken down, side turning can be realized at the moment, and after the side turning is finished, the fixed lug seat 16 is connected with the main frame 15 through the pin shaft.
The basic principles, main features and advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. Automatic device that opens and shuts of semitrailer multi-link turns on one's side, including main frame and railway carriage, one side top of railway carriage articulates there is the side door, the main frame with be close to side door one side the railway carriage is articulated, the main frame with still be connected with the drive between the railway carriage orientation the drive lifting devices of the side door one side upset of opening, its characterized in that: the side door limiting device is arranged on the outer side of the carriage in a sliding mode and used for controlling the opening and closing of the bottom of the side door, and a multi-link mechanism used for controlling the sliding of the side door limiting device is connected between the side door limiting device and the main frame.
2. The multi-link automatic opening and closing device of the side-tipping semitrailer according to claim 1, characterized in that: the side door limiting device comprises a pin seat arranged at the bottom of the outer side of the carriage, a limiting pin is arranged in the pin seat in a sliding mode, and the upper portion of the limiting pin is matched with the side door to control limiting locking and releasing limiting at the bottom of the side door.
3. The multi-link automatic opening and closing device of the side-tipping semitrailer as claimed in claim 2, characterized in that: the top of the limiting bolt is provided with a bolt inclined surface for forcing the side opening door to close.
4. The multi-link automatic opening and closing device of the side-tipping semitrailer as claimed in claim 2, characterized in that: the multi-link mechanism comprises a first connecting rod and a second connecting rod, wherein the first connecting rod is hinged to the bottom end of the limiting bolt, the second connecting rod is hinged to the main frame, a swing connecting rod is hinged between the first connecting rod and the second connecting rod, and the swing connecting rod is further hinged to the main frame.
5. The multi-link automatic opening and closing device of the side-tipping semitrailer of claim 4, characterized in that: and the end part of the first connecting rod is provided with a universal ball head which is universally connected with the bottom end of the limiting bolt.
6. The multi-link automatic opening and closing device of the side-tipping semitrailer according to claim 1, characterized in that: the driving lifting device is a hydraulic lifting oil cylinder for driving the carriage to overturn to one side, one end of the hydraulic lifting oil cylinder is hinged to the bottom of the carriage, and the other end of the hydraulic lifting oil cylinder is hinged to the main frame.
7. The multi-link automatic opening and closing device of the side-tipping semitrailer according to claim 1, characterized in that: the railway carriage includes the bottom plate, drive lifting devices connects the bottom plate with between the main frame, the both sides fixed mounting of bottom plate has the sideboard stand, the upper end fixed mounting of sideboard stand has the pivot of opening the door of inclining, the top of opening the door is passed through the pivot of opening the door of inclining is rotated and is connected on the sideboard stand.
8. The multi-link automatic opening and closing device of the side-tipping semitrailer as claimed in any one of claims 1 to 7, characterized in that: and a locking device is arranged between the main frame and the bottom of the carriage far away from one side of the side opening door.
9. The multi-link automatic opening and closing device of the side-tipping semitrailer of claim 8, characterized in that: the locking device comprises a fixed lug seat fixedly installed at the bottom of the carriage, and the main frame and the fixed lug seat are locked and fixed through a pin shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020587944.4U CN212124950U (en) | 2020-04-17 | 2020-04-17 | Multi-connecting-rod automatic opening and closing device of side-turning semitrailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020587944.4U CN212124950U (en) | 2020-04-17 | 2020-04-17 | Multi-connecting-rod automatic opening and closing device of side-turning semitrailer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212124950U true CN212124950U (en) | 2020-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020587944.4U Expired - Fee Related CN212124950U (en) | 2020-04-17 | 2020-04-17 | Multi-connecting-rod automatic opening and closing device of side-turning semitrailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212124950U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116653740A (en) * | 2023-06-25 | 2023-08-29 | 蒙阴县鹏程万里车辆有限公司 | Self-locking device for hidden opening and closing of rear door of self-discharging semitrailer |
-
2020
- 2020-04-17 CN CN202020587944.4U patent/CN212124950U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116653740A (en) * | 2023-06-25 | 2023-08-29 | 蒙阴县鹏程万里车辆有限公司 | Self-locking device for hidden opening and closing of rear door of self-discharging semitrailer |
| CN116653740B (en) * | 2023-06-25 | 2024-03-22 | 蒙阴县鹏程万里车辆有限公司 | Self-locking device for hidden opening and closing of rear door of self-discharging semitrailer |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201211 |