CN111071139A - Pull-type truck shed cloth - Google Patents
Pull-type truck shed cloth Download PDFInfo
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- CN111071139A CN111071139A CN202010064395.7A CN202010064395A CN111071139A CN 111071139 A CN111071139 A CN 111071139A CN 202010064395 A CN202010064395 A CN 202010064395A CN 111071139 A CN111071139 A CN 111071139A
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- carriage
- wheel
- steel wire
- tarpaulin
- support frame
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P7/00—Securing or covering of load on vehicles
- B60P7/02—Covering of load
- B60P7/04—Covering of load by tarpaulins or like flexible members
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Abstract
The invention discloses traction type truck shed cloth which comprises shed cloth and a driving mechanism for drawing the shed cloth to move, wherein the driving mechanism is provided with guide wheels, the guide wheels are respectively arranged at the corners of the front side surface and the rear side surface, steel wire ropes are wound around the guide wheels of the front side surface and the rear side surface, an operating handle is arranged on each steel wire rope, at least one tension wheel is arranged between the guide wheels of the front side surface and the rear side surface, the tension degree of each steel wire rope is adjusted by the tension wheels, the width of the shed cloth is larger than the width of a carriage, so that a part of the shed cloth is hung outside the side wall of the carriage, a row of rollers arranged at intervals are respectively arranged at the positions, corresponding to the top of the carriage, of the front side and the rear side of the shed cloth, the rollers slide along the steel wire ropes, the end part of the rear end of the shed cloth is fixedly connected with the. The traction type goods wagon shed cloth is relatively simple in structure, low in cost, safe and reliable in operation, and capable of being applied to goods transportation of trucks, including muck or sand vehicles.
Description
Technical Field
The invention relates to a goods wagon shed, in particular to traction type goods wagon shed cloth.
Background
When the goods are transported, the shed cloth is needed to be covered for sun protection and rain protection, and when the muck truck transports muck, the shed cloth is needed to be covered for preventing the muck from being scattered or blown down.
Most trucks cover the shed cloth in a manual mode, and the problems that the boxcar is high in height, time and labor are wasted in manual work, and safety risks exist.
In order to save time and labor and reduce safety risks, people invent a shed cloth device and cover shed cloth in a mechanical mode.
For example, chinese patent invention CN201510967057 discloses an automatic tarpaulin covering device for a truck, which adopts an outer rotor motor to drive a telescopic frame, the telescopic frame moves along a guide rail pulley, and the tarpaulin on a winding drum is pulled to complete the actions of covering and retracting the tarpaulin. The driving mechanism structure comprises a telescopic frame, a driving motor and the like, and is relatively complex and high in cost; (2) in addition, the driving part is large in size, the parts are arranged on the outer side of the carriage, the risk of scratching and rubbing is increased during traveling, and the wind removal hinders the popularization and the application of the wind removing device.
Chinese invention patent CN201680039458 discloses an automatic cover device for a convertible wagon, which comprises: a cover part provided with a cover for opening and closing the upper part of a cargo box of the open wagon; opening and closing devices respectively provided in front and rear of the convertible wagon, and coupled to both ends of the hood to support opening and closing operations of the hood; and a driving device including a wire member for operating the opening and closing device, an opening and closing driving part for supporting unwinding and winding operations of the wire member, a driving motor for supplying a rotational force to the opening and closing driving part, and a power supply part for inputting a power to the driving motor. In the guide frame, rail protrusions and rail grooves are formed at positions corresponding to each other, and the rail protrusions and the rail grooves are in contact with the outer circumferential surface of the guide rail to support the operation of the guide rail. That is, a rail groove for supporting the rail to rotate is provided in the rail provided adjacent to the guide gear, and a rail protrusion is provided in the rail located at a position corresponding to the rail and located at the rear portion of the line fixing shaft. The technical problems exist are as follows: (1) the driving part is relatively complex and high in cost; (2) when the guide frame is used for bulk goods such as dregs and sand, once dregs or sand enter the guide frame, the shed cloth cannot be pulled to cover or retract, and the guide frame can be damaged or the motor can be burnt out in serious cases; (3) when the guide frame is applied to a muck truck or a sand and stone transport vehicle, the guide frame is easy to be pressed and deformed by a shovel bucket and cannot work normally.
Disclosure of Invention
The invention aims to provide a traction type truck shed cloth which is relatively simple in structure, low in cost, safe and reliable in operation, and capable of being applied to cargo transportation of trucks, including muck or sand trucks.
In order to solve the technical problems, the invention adopts the following technical means:
a pull-type truck shed cloth comprises shed cloth and a driving mechanism for pulling the shed cloth to move, wherein guide wheels are symmetrically arranged on the front side surface and the rear side surface of a carriage, the guide wheels are respectively arranged at the corners of the front side surface and the rear side surface, the guide wheels are respectively a front top guide wheel, a rear lower guide wheel and a front lower guide wheel, the front top guide wheel and the rear top guide wheel are all higher than the top surface of the carriage, the front top guide wheel on the front side surface and the front guide wheel on the rear side surface are connected through a front guide wheel shaft body and coaxially rotate, steel wire ropes are wound on the guide wheels on the front side surface and the rear side surface, the steel wire ropes are connected end to form an annular arrangement, an operating handle is arranged between the rear lower rear guide wheel on the front side surface or the rear side surface and the front lower guide wheel, the operating handle is fixedly connected with the steel wire ropes, at least one tension wheel, the tensioning degree of wire rope is adjusted to the tight pulley that rises, and the canopy cloth width is greater than the carriage width and makes canopy cloth partly hang down outside the carriage lateral wall, and both sides correspond the department with the top in carriage respectively around the canopy cloth establishes the gyro wheel that one row of interval set up, and the gyro wheel slides along wire rope, the tip and the wire rope fixed connection of the rear end of canopy cloth, and the carriage top is equipped with the gyro wheel baffle in top front guide wheel department, and the gyro wheel baffle prevents that the gyro wheel from touching top front guide wheel.
According to the technical scheme, the shed cloth is connected with the steel wire rope, the shed cloth is stretched towards the rear end of the carriage along the steel wire rope to cover the carriage or is recovered forwards from the rear end of the carriage to be folded at the front end of the carriage, when the shed cloth is pulled, the roller rolls to reduce pulling force, the guide wheel supports the steel wire rope, and the tension wheel enables the steel wire rope to keep certain tension.
Compared with the prior art, the invention adopting the technical scheme has the outstanding characteristics that:
(1) the rollers are arranged to reduce the motion resistance when the shed cloth is unfolded or contracted, so that the shed cloth has small motion resistance and is easy to operate.
(2) The tension wheel is arranged, so that when the steel wire rope at the top of the carriage is pressed, the steel wire rope can pull the tension wheel, a part of the pressed part of the steel wire rope falls downwards and cannot be torn off, and when the pressure at the pressed part is removed, the steel wire rope returns to the original state under the action of the tension wheel, so that the mechanism cannot be damaged.
(3) When the carriage loads the dregs or the sand and the stone, the dregs or the sand and the stone can fall off every year even if scattered on the steel wire rope, the matching motion of the steel wire rope and the roller cannot be influenced, and the mechanism has wide adaptability.
(4) The mechanism is relatively simple, the operation is convenient, and the cost is low.
The further preferred technical scheme is as follows:
actuating mechanism be equipped with the tarpaulin storehouse cabinet at carriage top front end, the tarpaulin storehouse cabinet is equipped with the tarpaulin and holds the chamber, the intracavity is held at the tarpaulin when the back fold condition is packed up to the tarpaulin.
By arranging the shed cloth accommodating cavity, the shed cloth is placed in the shed cloth accommodating cavity when being folded, so that the shed cloth can be protected, and the service life is prolonged; in addition, when the shed cloth is unfolded, the shed cloth accommodating cavity positioned at the front end of the carriage also plays a role of wind resistance, the shed cloth is prevented from being directly impacted by airflow from the front end of the shed cloth, the stress of the shed cloth is reduced, and the damage of the shed cloth is further prevented.
The shed cloth bin cabinet is provided with a cabinet body top plate, the width of the cabinet body top plate is larger than that of the shed cloth bin cabinet, and one part of the cabinet body top plate extends out to one side of the carriage.
By the arrangement, the shed cloth can cover the top of the whole carriage.
The front side face and the rear side face are respectively provided with a compartment side steel wire rope along the horizontal direction, the length of the compartment side steel wire rope corresponds to that of a compartment, compartment side rollers are arranged at the bottom end, outside the side wall of the compartment, of the shed cloth at intervals along the compartment side steel wire ropes, the compartment side rollers correspond to the top rollers, and the compartment side rollers move along the compartment side steel wire ropes.
The part of the shed cloth extending to one side of the carriage is fixed by arranging the carriage side roller and the carriage side steel wire rope.
The wheel shaft of the tension wheel is connected with the tension support, the tension support is provided with a rear supporting rod and a front supporting rod, the front end of the front supporting rod is fixedly connected with the shaft of the tension wheel, the rear end of the front supporting rod is connected with the front end of the rear supporting rod, the rear end of the rear supporting rod is connected with one end of a spring, the other end of the spring is connected with the side wall of the carriage, the joint of the front supporting rod and the rear supporting rod is hinged with the side wall of the carriage, and the force arm of the tension wheel acting on the front supporting rod is smaller than the force arm of the spring acting.
The tension bracket is arranged, so that the tension wheel can be fixed conveniently, the force arm of the tension wheel acting on the front supporting rod is smaller than that of the spring acting on the rear supporting rod, and the tension wheel can be reset conveniently under the action of smaller force of the spring.
The rear end of canopy cloth be equipped with canopy cloth rotation support frame, canopy cloth rotation support frame is equipped with vertical connecting plate, the top and the wire rope of vertical connecting plate are connected fixedly, the bottom and the articulated connection of canopy cloth rotation support frame of vertical connecting plate, canopy cloth rotation support frame is rotatory around the articulated shaft, canopy cloth rotation support frame is equipped with the supporting part, the spacing drive division of support frame, the carriage lateral wall is provided with the support frame stopper, the spacing drive division of support frame is blockked by the support frame stopper to make canopy cloth rotation support frame detain to the rear of a vehicle around the articulated shaft rotation messenger supporting part, vertical connecting plate, be equipped with the torsional spring that resets in articulated department between the supporting part, the torsional spring that resets makes the supporting part rotate and resets when the support frame stopper is kept away.
Through setting up the rotatory braced frame of canopy cloth, the rear end of the canopy cloth of being convenient for covers the top department at the rear end of carriage through rotatory mode lock. In order to protect the tight buckling, the top rear guide wheel is easily arranged 25cm-40cm away from the rear side surface of the carriage. Through setting up the spacing drive division of braced frame, utilize the braced frame stopper to form spacingly to the spacing drive division of braced frame, firstly can make the rotatory braced frame of canopy cloth rotatory accomplish the lock, secondly form spacingly when making the canopy cloth move the rear end, play and prevent that the rotatory braced frame of canopy cloth from excessively stretching backward.
The bottom end of the vertical connecting plate is connected with the top end of the sliding rod, the bottom end of the sliding rod is provided with a roller wheel, and the roller wheel is a grooved wheel arranged on the steel wire rope on the compartment side.
Through setting up the slide bar, can increase the stability and the support effect of vertical connecting plate, can make vertical connecting plate more smooth and easy in the ascending removal of horizontal direction. In order to facilitate the rotation of the shed cloth rotary supporting frame, a gap is arranged between the shed cloth rotary supporting frame and the sliding rod. The spacing may be set at 2-3 cm.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
Fig. 2 is a rear view of fig. 1.
Fig. 3 is a schematic structural diagram of a second embodiment of the present invention.
Fig. 4 is a partially enlarged view of a portion a in fig. 3.
FIG. 5 is a schematic view of the shed cloth and the roller arrangement.
FIG. 6 is a schematic view of a slide bar and a roller.
Description of reference numerals: 1-cabinet top plate; 2-roller baffle; 3-shed cloth accommodating cavity; 4-a steel wire rope; 5-shed cloth; 6-top roller; 7-carriage side rollers; 8-a carriage side steel wire rope; 9-top rear guide wheel; 10-lower rear guide wheel; 11-a posterior strut; 12-a spring; 13-operating a handle; 14-lower front guide wheel; 15-spring fixing seat; 16-strut hinge axis; 17-a front strut; 18-a tension wheel; 19-vertical connecting plates; 20-shed cloth cabinet; 21-top front guide wheel; 22-front steering axle body; 23-a return spring; 24-a fixed seat; 25-vertical connecting plates; 26-shed cloth rotating support frame; 27-a rotating shaft; 28-support frame limit drive; 29-support frame stop blocks; 30-a slide bar; 31-roller.
Detailed Description
The present invention will be further described with reference to the following examples.
Referring to fig. 1, 2 and 5, the trailed boxcloth of the invention is composed of a boxcloth and a driving mechanism for towing the boxcloth to move; the driving mechanism is symmetrically provided with guide wheels on the front side and the rear side of the carriage, the guide wheels are respectively arranged at the corners of the front side and the rear side, the guide wheels are respectively a front top guide wheel, a rear lower guide wheel and a front lower guide wheel, the front top guide wheel and the rear top guide wheel are all higher than the top surface of the carriage, the front top guide wheel on the front side is connected with the front guide wheel on the rear side through a front guide wheel shaft body and coaxially rotates, the guide wheels on the front side and the rear side are all wound with steel wire ropes, the steel wire ropes are connected end to end in an annular shape, an operating handle is arranged between the rear lower guide wheel on the front side or the rear side and the front lower guide wheel, the operating handle is fixedly connected with the steel wire ropes, at least one tension wheel is arranged between the guide wheels on the front side and the rear side, the tension wheels adjust the tension degree of the steel wire ropes, the width of the canopy, the gyro wheel that one row of interval set up is established respectively to both sides and the top correspondence department in carriage around the canopy cloth, and the gyro wheel slides along wire rope, the tip and the wire rope fixed connection of the rear end of canopy cloth, and the carriage top is equipped with the gyro wheel baffle in top front guide wheel department, and the gyro wheel baffle prevents that the gyro wheel from touching the front guide wheel in top.
The shed cloth is connected with the steel wire rope, the shed cloth is stretched towards the rear end of the carriage along the steel wire rope to cover the carriage or is recovered forwards from the rear end of the carriage to be folded at the front end of the carriage, when the shed cloth is pulled, the roller rolls to reduce pulling force, the guide wheel supports the steel wire rope, and the tension wheel enables the steel wire rope to keep certain tension.
Actuating mechanism is equipped with the tarpaulin storehouse cabinet at carriage top front end, and the tarpaulin storehouse cabinet is equipped with the tarpaulin and holds the chamber, holds when the back fold condition is packed up to the tarpaulin and holds the intracavity at the tarpaulin.
By arranging the shed cloth accommodating cavity, the shed cloth is placed in the shed cloth accommodating cavity when being folded, so that the shed cloth can be protected, and the service life is prolonged; in addition, when the shed cloth is unfolded, the shed cloth accommodating cavity positioned at the front end of the carriage also plays a role of wind resistance, the shed cloth is prevented from being directly impacted by airflow from the front end of the shed cloth, the stress of the shed cloth is reduced, and the damage of the shed cloth is further prevented.
The shed cloth bin cabinet is provided with a cabinet body top plate, the width of the cabinet body top plate is larger than that of the shed cloth bin cabinet, and one part of the cabinet body top plate extends out to one side of the carriage.
By the arrangement, the shed cloth can cover the top of the whole carriage.
The front side face and the rear side face are respectively provided with a compartment side steel wire rope along the horizontal direction, the length of the compartment side steel wire rope is corresponding to that of a compartment, the bottom end of the shed cloth, which is perpendicular to the side wall of the compartment, is provided with compartment side rollers at intervals along the compartment side steel wire ropes, the compartment side rollers are arranged corresponding to the top rollers, and the compartment side rollers move along the compartment side steel wire ropes.
The part of the shed cloth extending to one side of the carriage is fixed by arranging the carriage side roller and the carriage side steel wire rope.
The wheel shaft of the tension wheel is connected with the tension support, the tension support is provided with a rear supporting rod and a front supporting rod, the front end of the front supporting rod is fixedly connected with the shaft of the tension wheel, the rear end of the front supporting rod is connected with the front end of the rear supporting rod, the rear end of the rear supporting rod is connected with one end of a spring, the other end of the spring is connected with the side wall of the carriage, the joint of the front supporting rod and the rear supporting rod is hinged with the side wall of the carriage, and the force arm of the tension wheel acting on the front supporting rod is smaller than the force arm of the.
The tension bracket is arranged, so that the tension wheel can be fixed conveniently, the force arm of the tension wheel acting on the front supporting rod is smaller than that of the spring acting on the rear supporting rod, and the tension wheel can be reset conveniently under the action of smaller force of the spring.
Referring to fig. 3, fig. 4 and fig. 6 can be known, the rear end of canopy cloth is equipped with canopy cloth rotation support frame, canopy cloth rotation support frame is equipped with vertical connecting plate, the top and the wire rope of vertical connecting plate are connected fixedly, the bottom and the articulated connection of canopy cloth rotation support frame of vertical connecting plate, canopy cloth rotation support frame is rotatory around the articulated shaft, canopy cloth rotation support frame is equipped with the supporting part, the spacing drive division of supporting frame, the carriage lateral wall is provided with the supporting frame stopper, the spacing drive division of supporting frame is blockked to make canopy cloth rotation support frame detain to the rear of a vehicle around the articulated shaft rotation messenger supporting part by the supporting frame stopper, vertical connecting plate, be equipped with the torsional spring that resets in articulated department between the supporting part, the torsional spring that resets makes the supporting part rotate and resets when.
Through setting up the rotatory braced frame of canopy cloth, the rear end of the canopy cloth of being convenient for covers the top department at the rear end of carriage through rotatory mode lock. In order to protect the tight buckling, the top rear guide wheel is easily arranged 25cm-40cm away from the rear side surface of the carriage. Through setting up the spacing drive division of braced frame, utilize the braced frame stopper to form spacingly to the spacing drive division of braced frame, firstly can make the rotatory braced frame of canopy cloth rotatory accomplish the lock, secondly form spacingly when making the canopy cloth move the rear end, play and prevent that the rotatory braced frame of canopy cloth from excessively stretching backward.
Referring to fig. 6, the bottom end of the vertical connecting plate is connected with the top end of the sliding rod 30, the bottom end of the sliding rod 30 is provided with a roller 31, and the roller 31 is a sheave arranged on the car-side steel wire rope.
Through setting up slide bar 30, can increase the stability and the support effect of vertical connecting plate, can make vertical connecting plate more smooth and easy in the ascending removal of horizontal direction. In order to facilitate the rotation of the shed cloth rotary supporting frame, a space is arranged between the shed cloth rotary supporting frame and the sliding rod 30. The spacing may be set at 2-3 cm.
Compared with the prior art, the invention adopting the technical scheme has the outstanding characteristics that:
(1) the rollers are arranged to reduce the motion resistance when the shed cloth is unfolded or contracted, so that the shed cloth has small motion resistance and is easy to operate.
(2) The tension wheel is arranged, so that when the steel wire rope at the top of the carriage is pressed, the steel wire rope can pull the tension wheel, a part of the pressed part of the steel wire rope falls downwards and cannot be torn off, and when the pressure at the pressed part is removed, the steel wire rope returns to the original state under the action of the tension wheel, so that the mechanism cannot be damaged.
(3) When the carriage loads the dregs or the sand and the stone, the dregs or the sand and the stone can fall off every year even if scattered on the steel wire rope, the matching motion of the steel wire rope and the roller cannot be influenced, and the mechanism has wide adaptability.
(4) The mechanism is relatively simple, the operation is convenient, and the cost is low.
(5) The rotary supporting frame for the shed cloth is arranged, so that the rear end of the shed cloth is buckled with the rear end of the top surface of the carriage, the covering is tight, the impact of air flow on the shed cloth is further reduced, the service life of the shed cloth is prolonged, and scattering can be reduced when sand or slag soil is transported.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, which is defined in the appended claims.
Claims (7)
1. The utility model provides a towed freight train tarpaulin, includes the tarpaulin, pulls the actuating mechanism of tarpaulin motion, its characterized in that: the driving mechanism is symmetrically provided with guide wheels on the front side and the rear side of the carriage, the guide wheels are respectively arranged at the corners of the front side and the rear side, the guide wheels are respectively a top front guide wheel, a top rear guide wheel, a lower rear guide wheel and a lower front guide wheel, the top front guide wheel and the top rear guide wheel are all higher than the top surface of the carriage, the top front guide wheel on the front side is connected with the front guide wheel on the rear side through a front guide wheel shaft body and coaxially rotates, the guide wheels on the front side and the rear side are all wound with steel wire ropes, the steel wire ropes are connected end to end in a ring shape, an operating handle is arranged between the lower rear guide wheel on the front side or the rear side and the lower front guide wheel, the operating handle is fixedly connected with the steel wire ropes, at least one tension wheel is arranged between the guide wheels on the front side and the rear side, the tension wheels adjust the tension degree of the steel wire ropes, the width of the canopy cloth is, the gyro wheel that one row of interval set up is established respectively to both sides and the top correspondence department in carriage around the canopy cloth, and the gyro wheel slides along wire rope, the tip and the wire rope fixed connection of the rear end of canopy cloth, and the carriage top is equipped with the gyro wheel baffle in top front guide wheel department, and the gyro wheel baffle prevents that the gyro wheel from touching the front guide wheel in top.
2. The pull-type truck tarpaulin of claim 1, wherein: actuating mechanism be equipped with the tarpaulin storehouse cabinet at carriage top front end, the tarpaulin storehouse cabinet is equipped with the tarpaulin and holds the chamber, the intracavity is held at the tarpaulin when the back fold condition is packed up to the tarpaulin.
3. The pull-type truck tarpaulin of claim 2, wherein: the shed cloth bin cabinet is provided with a cabinet body top plate, the width of the cabinet body top plate is larger than that of the shed cloth bin cabinet, and one part of the cabinet body top plate extends out to one side of the carriage.
4. The pull-type truck tarpaulin of claim 1, wherein: the front side face and the rear side face are respectively provided with a compartment side steel wire rope along the horizontal direction, the length of the compartment side steel wire rope corresponds to that of a compartment, compartment side rollers are arranged at the bottom end, which is perpendicular to the outer side wall of the compartment, of the compartment cloth at intervals along the compartment side steel wire ropes, the compartment side rollers are arranged corresponding to the top rollers, and the compartment side rollers move along the compartment side steel wire ropes.
5. The pull-type truck tarpaulin of claim 1, wherein: the wheel shaft of the tension wheel is connected with the tension support, the tension support is provided with a rear supporting rod and a front supporting rod, the front end of the front supporting rod is fixedly connected with the shaft of the tension wheel, the rear end of the front supporting rod is connected with the front end of the rear supporting rod, the rear end of the rear supporting rod is connected with one end of a spring, the other end of the spring is connected with the side wall of the carriage, the joint of the front supporting rod and the rear supporting rod is hinged with the side wall of the carriage, and the force arm of the tension wheel acting on the front supporting rod is smaller than the force arm of the spring acting.
6. The pull-type truck tarpaulin of claim 1, wherein: the rear end of canopy cloth be equipped with canopy cloth rotation support frame, canopy cloth rotation support frame is equipped with vertical connecting plate, the top and the wire rope of vertical connecting plate are connected fixedly, the bottom and the articulated connection of canopy cloth rotation support frame of vertical connecting plate, canopy cloth rotation support frame is rotatory around the articulated shaft, canopy cloth rotation support frame is equipped with the supporting part, the spacing drive division of support frame, the carriage lateral wall is provided with the support frame stopper, the spacing drive division of support frame is blockked by the support frame stopper to make canopy cloth rotation support frame detain to the rear of a vehicle around the articulated shaft rotation messenger supporting part, vertical connecting plate, be equipped with the torsional spring that resets in articulated department between the supporting part, the torsional spring that resets makes the supporting part rotate and resets when the support frame stopper is kept away.
7. The pull-type truck tarpaulin of claim 6, wherein: the bottom end of the vertical connecting plate is connected with the top end of the sliding rod, the bottom end of the sliding rod is provided with a roller wheel, and the roller wheel is a grooved wheel arranged on the steel wire rope on the compartment side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010064395.7A CN111071139A (en) | 2020-01-20 | 2020-01-20 | Pull-type truck shed cloth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010064395.7A CN111071139A (en) | 2020-01-20 | 2020-01-20 | Pull-type truck shed cloth |
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| Publication Number | Publication Date |
|---|---|
| CN111071139A true CN111071139A (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010064395.7A Pending CN111071139A (en) | 2020-01-20 | 2020-01-20 | Pull-type truck shed cloth |
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| CN (1) | CN111071139A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112550111A (en) * | 2020-11-19 | 2021-03-26 | 衡阳市群立新科机械有限公司 | Carriage side leakage prevention device for dump semitrailer and use method thereof |
-
2020
- 2020-01-20 CN CN202010064395.7A patent/CN111071139A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112550111A (en) * | 2020-11-19 | 2021-03-26 | 衡阳市群立新科机械有限公司 | Carriage side leakage prevention device for dump semitrailer and use method thereof |
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