CN211684844U - Single-cylinder driven carriage top cover overturning and covering system - Google Patents
Single-cylinder driven carriage top cover overturning and covering system Download PDFInfo
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- CN211684844U CN211684844U CN202020283540.6U CN202020283540U CN211684844U CN 211684844 U CN211684844 U CN 211684844U CN 202020283540 U CN202020283540 U CN 202020283540U CN 211684844 U CN211684844 U CN 211684844U
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Abstract
The utility model belongs to from unloading dregs car or transportation engineering vehicle device especially indicates a single cylinder drive carriage top cap upset covers system. The power device is connected with a carriage top cover through a transmission device and controls the opening and closing of the carriage top cover; the power device selects a first hydraulic cylinder which is longitudinally arranged, the first hydraulic cylinder is fixed on a carriage plate which is positioned at the front end of a carriage body, the transmission device comprises a horizontally arranged push-pull arm, the middle part of the push-pull arm is fixed with a movable end which is fixed on the first hydraulic cylinder, and the push-pull arm is rotatably assembled with the front end part of a carriage top cover through a connecting rod mechanism. The utility model discloses effectively solved the technical problem such as structural design is unreasonable that exists among the prior art, had that structure and operating stability are good, hydraulic system is simple and easily realize advantages such as automated control, workspace are little.
Description
Technical Field
The utility model belongs to from unloading dregs car or transportation engineering vehicle device especially indicates a single cylinder drive carriage top cap upset covers system.
Background
Most of the existing freight carriages are of an open baffle type, so that environmental pollution can be caused when weather such as wind, sunshine, rain, dust and the like is encountered in the transportation process, meanwhile, the open type structure can also cause cargo loss caused by artificial robbery, the existing carriage is covered by tarpaulin manually, and the problems of high labor intensity, poor operation safety, overlong working hours and the like exist in the prior art. The soft awning covering mechanism opened and closed by the control mechanism is also adopted on engineering carriages such as a dump truck, a dump muck truck, a transport trailer, a semitrailer and the like, and the soft awning covering mechanism adopted at present has the problems of untight closing, easy overload, load leakage, dust raising, easy damage and the like.
The slag car and the special freight car are also provided with a structural design adopting a hard top cover, and the structural design usually comprises two forms of integral front-back turnover and multi-piece left-right split turnover. The whole front and back overturning type structure has overlarge running space, especially the top cover stretches forwards to be close to the length twice of the carriage in the opening state, and the defects of overlarge whole weight of the structure, unstable gravity center and the like exist. The multi-piece left-right split turnover structure top cover is hinged to the compartment body, the top cover rotates around the rotating shaft, transmission torque of the structure is concentrated on the rotating shaft, and transmission parts are short in service life, high in failure rate, large in inertial impact force in the opening and closing process and free of buffering.
Patent documents retrieved by the applicant include:
1. the prior art, disclosed in patent application No. 201910410008.8, is a two-piece hard top car, which has the following problems: firstly, the upper end of first even board articulates on the preceding terminal surface of stereoplasm roof, the upper end of fourth even board articulates on the rear end face of stereoplasm roof, the stereoplasm roof only two points are fixed draw the point soon, stereoplasm roof weight mainly by left side board, right side board bear, slide when the stereoplasm roof and open the in-process, stereoplasm roof and left side board, right side board produce dry friction, this structural rigidity not enough can take place tremble, shake, noise, the operation of sliding many times for a long time can cause the deformation of stereoplasm roof, curb plate and top opener, damage. Secondly, in the normal transportation process, the two hard top plates completely cover the top of the carriage, the hard top plates are fixed at two points, the hard top plates are easy to lift or deform and separate under the external force of bumping, strong wind and the like during the running of the vehicle, the goods are scattered and scattered if the goods are light, and the carriage or parts drop if the goods are heavy, so that an immeasurable traffic accident is caused.
2. Patent document No. 201910651636 discloses a four-piece hard top carriage, the cylinder rod of the top opener oil cylinder slowly retracts, one end of a second connecting plate is pulled to move downwards under the support of a third connecting plate, the second connecting plate drives the first connecting plate to move outwards when turning outwards around a first hinge seat, and therefore the right inner plate and the right outer plate are driven to be gradually folded and are slowly turned outwards, the right inner plate and the right outer plate are folded together and are in a basically vertical state and are located outside the right side plate.
The problems of the prior art are as follows: firstly, when first link plate removed to being close the vertical state, right side inner panel and right planking focus changed down the pulling force by last thrust suddenly, and when right side inner panel and right planking were changeed to the expansion state process from fold condition, there was one section impact distance, consequently the ware is opened and close the in-process and can take place stress concentration point to the top, causes impact vibration, and four stereoplasm roofs are easily taken place to warp, damage, also can take place to vibrate in the way of vehicle transportation, defects such as noise. And secondly, moment dead points also exist in the continuous plate turnover, so that the load force difference of the oil cylinder in the running process of the jacking device is very large, the power of a hydraulic system needs to be increased, high pressure, high temperature and the like are generated, the service life of the system is damaged, and the failure rate is improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a be suitable for single cylinder drive carriage top cap upset of self-discharging dregs car or transportation engineering vehicle and cover the system to reach and have system simple structure stable, it is little to open and close process operation space, easily realizes automatic control, design purpose such as fault rate is low.
The whole technical concept of the utility model is that:
the single-cylinder driving carriage top cover overturning and covering system comprises a power device arranged on one side of a carriage body, wherein the power device is connected with the carriage top cover through a transmission device and controls the carriage top cover to open and close; the power device selects a first hydraulic cylinder which is longitudinally arranged, the first hydraulic cylinder is fixed on a carriage plate which is positioned at the front end of a carriage body, the transmission device comprises a horizontally arranged push-pull arm, the middle part of the push-pull arm is fixed with a movable end which is fixed on the first hydraulic cylinder, and the push-pull arm is rotatably assembled with the front end part of a carriage top cover through a connecting rod mechanism.
The specific technical concept of the utility model is that:
in order to simplify the structure in order to realize the stability of carriage top cap in the motion process, improve the connection reliability of spare part and avoid stress too concentrated, preferred technical implementation is, still including the bracing piece, the bracing piece is bilateral symmetry setting and both ends adopt the rotation assembly with carriage board upper portion and carriage top cap rear end of carriage railway carriage or compartment body rear end respectively.
For facilitating the unloading of the goods, the preferable technical means are: the carriage plate at the rear end of the carriage body adopts an upper carriage plate and a lower carriage plate which are assembled in a longitudinal sectional manner, the second hydraulic cylinder is assembled on the upper carriage plate, and the movable end of the second hydraulic cylinder is matched and connected with the lower carriage plate to control the opening and closing of the lower carriage plate.
The connecting rod mechanism mainly has the effect of converting the lifting force of the push-pull arm into the rotating force of the carriage top cover, and can be realized by adopting various mechanical structures, wherein the preferable technical realization mode is that the connecting rod mechanism comprises connecting plates, the inner ends of which are hinged to the two ends of the push-pull arm, the outer ends of the connecting plates are respectively matched with the lower ends of swing arms by movable pins, the middle parts of the swing arms are respectively assembled with carriage plates at the front end or the rear end of a carriage body in a rotating manner, and the top ends of the swing arms are respectively matched with the front end or the rear end of the carriage top cover by movable balls or movable pins.
In order to reduce the stress born by the rotating mechanism and improve the operation reliability and the service life of the system, the optimal technical implementation means is that the device also comprises a support connecting rod, and the two ends of the support connecting rod are respectively in running fit with the outer end of the carriage top cover and the carriage plates on the two sides of the carriage body. During the use, the carriage plates on the two sides of the carriage box body can be provided with the grooves matched with the supporting connecting rods, so that the width requirement of the carriage body and the requirement of the carriage top cover moving in place are met.
The utility model discloses the preferred structural connection mode of well corresponding spare part is, and the second pneumatic cylinder is fixed in on the carriage board and its expansion end is articulated with carriage board down, and the both ends of bracing piece adopt articulated assembly with last carriage board and carriage top cap respectively.
In order to cover the gap at the joint of the two top covers, the folding interference is avoided. The preferable technical implementation means is that the device further comprises a shielding plate, the shielding plate is arranged along the length direction of the carriage top cover, the inner side of the shielding plate is fixed to the upper surface of the inner end of the carriage top cover on one side, and the outer side of the shielding plate is matched with the upper surface of the inner end of the carriage top cover on the other side. The shielding plate is preferably made of flexible material, such as rubber.
The applicant needs to state that:
in the description of the present invention, the terms "side", "front end", "rear end", "inner end", "outer end", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of simplifying the description of the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. The terms "first" and "second" are used only to illustrate the differences between the components and are not to be construed as implying any importance.
The technical progress of the utility model lies in:
1. the operation track of opening and closing the top cap is the arc, and the support connecting rod operation track is littleer arc simultaneously, ensures that the top cap is opening and close the operation in-process, lies in the carriage board motion in relative minimum spatial distance all the time, can not bump, the friction phenomenon, and the top cap is turned over and is moved required motion space and little and can satisfy all special vehicle to workspace's requirement basically.
2. The top cap tilting mechanism adopts lever principle, and is lower to the executive force requirement under the load same state, adopts the drive mechanism who is passed on power by push-and-pull arm, link plate and swing arm are articulated, has buffer function, further guarantees the stationarity of top cap operation, has the shock attenuation effect simultaneously.
3. The top cap is in unsettled state when the in-process is turned over and moves, does not contact with the railway carriage or compartment board, and the operation process is resistanceless like this, and whole mechanism operates steadily, and no stress concentration point, consequently the top cap can not cause harm such as deformation, noise because of external force and impact force, merges the locking state and can closely laminate with the railway carriage or compartment board, does not have not become flexible and clearance, and the system can not produce the tremor during vehicle operation, trembles or because of hidden danger such as external force lifts.
4. The hydraulic system is relatively simple, low in cost, easy to realize automatic control through remote control or wired connection, high in working efficiency, and capable of ensuring simultaneous operation of the two top covers due to the fact that the top cover operation track is arc-shaped by adopting the shielding plate, and the shielding plate can cover the surface of the other top cover, so that the interference of turning over and folding over is effectively avoided.
Drawings
Fig. 1 is an overall structure diagram of the present invention.
Fig. 2 is a schematic structural view of the middle cover of the present invention when it is completely closed.
Fig. 3 is a schematic structural view of the top cover of the present invention when it is completely closed.
Fig. 4 is a schematic view of the carriage end face with one side of the support rod of the present invention.
Fig. 5 is a schematic axial view of the present invention.
The reference numbers in the drawings are as follows:
1. a support link; 2. a carriage top cover; 3. swinging arms; 4. a push-pull arm; 5. a shielding plate; 6A, a first hydraulic cylinder; 6B, a second hydraulic cylinder; 7. connecting plates; 8. a compartment plate; 9. a support rod.
Detailed Description
The present invention is further described with reference to the following examples, which should not be construed as limiting the scope of the present invention, but the scope of the present invention is defined by the following claims, and any equivalent technical means made according to the description should not be construed as departing from the scope of the present invention.
The overall structure of the embodiment is as shown in the figure, and comprises a power device arranged on one side of a carriage body, wherein the power device is connected with a carriage top cover 2 through a transmission device and controls the opening and closing of the carriage top cover 2; the power device selects a first hydraulic cylinder 6A which is longitudinally arranged, the first hydraulic cylinder 6A is fixed on a carriage plate 8 which is positioned at the front end of a carriage body, the transmission device comprises a horizontally arranged push-pull arm 4, the middle part of the push-pull arm 4 is fixed at the movable end fixed on the first hydraulic cylinder 6A, and the push-pull arm 4 is rotatably assembled with the front end part of the carriage top cover 2 through a connecting rod mechanism.
The carriage is characterized by further comprising a supporting rod 9, wherein the supporting rod 9 is arranged in a bilateral symmetry mode, and two ends of the supporting rod 9 are respectively hinged with the upper portion of a carriage plate at the rear end of the carriage body and the rear end of the carriage top cover 2.
The carriage plate 8 at the rear end of the carriage body adopts an upper carriage plate and a lower carriage plate which are assembled in a longitudinal sectional manner, the second hydraulic cylinder 6B is assembled on the upper carriage plate, and the movable end of the second hydraulic cylinder is matched and connected with the lower carriage plate to control the opening and closing of the lower carriage plate.
The connecting rod mechanism comprises connecting plates 7, the inner ends of the connecting plates are hinged to the two ends of the push-pull arm 4, the outer ends of the connecting plates 7 are respectively hinged to the lower ends of the swing arms 3, the middle parts of the swing arms 3 are respectively hinged to a carriage plate 8 at the front end of the carriage body, and the top ends of the swing arms 3 are respectively hinged to the front end of the carriage top cover 2.
The carriage is characterized by further comprising a supporting connecting rod 1, and two ends of the supporting connecting rod 1 are hinged to the outer end of the carriage top cover 2 and carriage plates 8 on two sides of the carriage body respectively.
The car roof structure is characterized by further comprising a shielding plate 5, the shielding plate 5 is arranged along the length direction of the car roof 2, the inner side of the shielding plate 5 is fixed with the upper surface of the inner end of the car roof 2 on one side, and the outer side of the shielding plate 5 is matched with the upper surface of the inner end of the car roof 2 on the other side.
The rest of the structure is as described above.
The working principle of the embodiment is as follows:
the expansion end of the first hydraulic cylinder 6A is controlled to extend outwards, under the pushing of the push-pull arm 4, the connecting plate 7 is driven to move upwards, the pulling swing arm 3 uses a middle hinge point as the turning circle center to overturn and move, thereby driving the two carriage top covers 2 and linking with the hinged supporting connecting rods 1 and the supporting rods 9, when the expansion end of the first hydraulic cylinder 6A extends to the stroke end point, the carriage top covers 2 move to be in a basically vertical state under the action of the supporting connecting rods 1 and are located on the left side and the outer side of the carriage plate 8 on the right side, at the moment, the top of the carriage is completely opened, goods in the carriage are unloaded if needed, the carriage plate under the second hydraulic cylinder 6B can be controlled to be opened, and.
After unloading and reloading are finished, the hydraulic control system is started to control the first hydraulic cylinder 6A to retract, operation in the opposite direction is carried out, when the movable end of the first hydraulic cylinder 6A retracts to the starting point of the stroke, the carriage top cover 2 is combined and covers the top of the carriage, and the carriage is in a safe transportation locking state.
Claims (7)
1. The single-cylinder driven carriage top cover overturning and covering system comprises a power device arranged on one side of a carriage body, wherein the power device is connected with a carriage top cover (2) through a transmission device and controls the opening and closing of the carriage top cover; the power device is characterized in that a first hydraulic cylinder (6A) is longitudinally arranged, the first hydraulic cylinder (6A) is fixed on a carriage plate (8) located at the front end of a carriage body, the transmission device comprises a horizontally arranged push-pull arm (4), the middle of the push-pull arm (4) is fixed with a movable end fixed on the first hydraulic cylinder (6A), and the push-pull arm (4) is rotatably assembled with the front end part of the carriage top cover (2) through a connecting rod mechanism.
2. The single-cylinder drive carriage top cover overturning and covering system as claimed in claim 1, further comprising a support rod (9), wherein the support rod (9) is arranged in bilateral symmetry, and two ends of the support rod are respectively rotatably assembled with the upper part of the carriage plate at the rear end of the carriage body and the rear end of the carriage top cover (2).
3. The single-cylinder-driven carriage top cover overturning and covering system as claimed in claim 1 or 2, wherein the carriage plate (8) at the rear end of the carriage body is an upper carriage plate and a lower carriage plate which are assembled in a longitudinal sectional manner, and the second hydraulic cylinder (6B) is assembled on the upper carriage plate, and the movable end of the second hydraulic cylinder is matched and connected with the lower carriage plate to control the opening and closing of the lower carriage plate.
4. The single-cylinder-driven carriage top cover turnover covering system according to claim 1, characterized in that the link mechanism comprises a connecting plate (7) with an inner end hinged to two ends of the push-pull arm (4), the outer end of the connecting plate (7) is respectively in loose-pin fit with the lower end of the swing arm (3), the middle part of the swing arm (3) is respectively in rotating assembly with a carriage plate (8) at the front end or the rear end of the carriage body, and the top end of the swing arm (3) is respectively in loose-ball or loose-pin fit with the front end or the rear end of the carriage top cover (2).
5. The single-cylinder drive carriage top cover turnover covering system as claimed in any one of claims 1, 2 and 4, further comprising a support connecting rod (1), wherein two ends of the support connecting rod (1) are respectively in running fit with the outer end of the carriage top cover (2) and carriage plates (8) on two sides of the carriage body.
6. The single cylinder driven carriage roof turnover covering system of any one of claims 1, 2, 4, characterized in that the two ends of the supporting rod (9) are respectively hinged with the upper carriage plate and the carriage roof (2).
7. The single-cylinder driving carriage top cover overturning covering system according to any one of claims 1, 2 and 4, characterized by further comprising a shielding plate (5), wherein the shielding plate (5) is arranged along the length direction of the carriage top cover (2), the inner side of the shielding plate is fixed with the upper surface of the inner end of one side of the carriage top cover (2), and the outer side of the shielding plate (5) is matched with the upper surface of the inner end of the other side of the carriage top cover (2).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020283540.6U CN211684844U (en) | 2020-03-10 | 2020-03-10 | Single-cylinder driven carriage top cover overturning and covering system |
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| CN202020283540.6U CN211684844U (en) | 2020-03-10 | 2020-03-10 | Single-cylinder driven carriage top cover overturning and covering system |
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| CN211684844U true CN211684844U (en) | 2020-10-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112623795A (en) * | 2020-11-27 | 2021-04-09 | 中核华辰工程管理有限公司 | Soil material conveying device and sandy soil conveying method using same |
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2020
- 2020-03-10 CN CN202020283540.6U patent/CN211684844U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112623795A (en) * | 2020-11-27 | 2021-04-09 | 中核华辰工程管理有限公司 | Soil material conveying device and sandy soil conveying method using same |
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