CN112026887A - Handcart for carrying heavy objects on flat ground - Google Patents
Handcart for carrying heavy objects on flat ground Download PDFInfo
- Publication number
- CN112026887A CN112026887A CN202011027405.6A CN202011027405A CN112026887A CN 112026887 A CN112026887 A CN 112026887A CN 202011027405 A CN202011027405 A CN 202011027405A CN 112026887 A CN112026887 A CN 112026887A
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- Prior art keywords
- belt pulley
- rotating shaft
- chassis
- fixed
- belt
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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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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/04—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving means for grappling or securing in place objects to be carried; Loading or unloading equipment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/04—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving means for grappling or securing in place objects to be carried; Loading or unloading equipment
- B62B3/06—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving means for grappling or securing in place objects to be carried; Loading or unloading equipment for simply clearing the load from the ground
- B62B3/0612—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving means for grappling or securing in place objects to be carried; Loading or unloading equipment for simply clearing the load from the ground power operated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B5/00—Accessories or details specially adapted for hand carts
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
Abstract
The invention discloses a handcart for carrying heavy objects on flat ground, which comprises a chassis, wherein a control cavity is arranged in the chassis, the control cavity is internally provided with the handcart and a heavy object fixing mechanism, the upper side of the chassis is provided with a heavy object conveying mechanism, the upper side of the chassis is provided with the heavy object conveying mechanism, and the left side of the chassis is provided with a clamping mechanism.
Description
Technical Field
The invention relates to the field related to engineering carts, in particular to a cart for carrying heavy objects on flat ground.
Background
As is well known, a flat-bed cart is a simple transportation tool pulled by manpower, the flat-bed cart is a tool which is often used for carrying goods in engineering construction, many heavy objects like cylindrical large flowerpots or rectangular heavy object boxes do not have proper force points, the flat-bed cart is difficult to carry by manpower, the existing cart does not basically have a function of fixing the heavy objects on a flat bed, and a self-fixing mechanism for loading the heavy objects is also lacked, so that the problem needs to be solved by designing the flat-bed cart for carrying the heavy objects on the flat ground.
Disclosure of Invention
The invention aims to provide a trolley for carrying heavy objects on flat ground, which is used for overcoming the defects in the prior art.
The invention is realized by the following technical scheme. The invention relates to a handcart for carrying heavy objects on flat ground, which comprises a chassis, wherein a control cavity is arranged in the chassis; the control cavity is internally provided with a cart and a weight fixing mechanism, the chassis upside is provided with a weight conveying mechanism, the left side of the chassis is provided with a clamping mechanism, the lower end of the control cavity is provided with a supporting chute, the lower end of the control cavity is sequentially and fixedly provided with an oil pump, an L-shaped fixed block and a power motor from left to right, the L-shaped fixed block is rotatably provided with a screw rod rotating shaft, the screw rod rotating shaft is fixedly provided with a second belt pulley, the lower end of the screw rod rotating shaft is slidably provided with a supporting block, external threads of the screw rod rotating shaft can be meshed with internal threads of the supporting block, the supporting block can slide in the supporting chute, a first spring is connected and arranged between the upper end of the supporting block and the L-shaped fixed block, the, A first belt pulley, a third rotating shaft is rotatably arranged at the upper end of the control cavity, a fifth belt pulley and a second bevel gear are fixedly arranged on the third rotating shaft from top to bottom in sequence, a fourth belt is connected between the fifth belt pulley and the second belt pulley, the second bevel gear can be meshed with the first bevel gear, a second screw rod rotating shaft is rotatably arranged between the front end wall and the rear end wall of the control cavity, telescopic blocks penetrating through the chassis are arranged at two ends of the second screw rod rotating shaft, internal threads of the telescopic blocks can be meshed with external threads of the second screw rod rotating shaft, an eighth belt pulley and a seventh belt pulley are fixedly arranged on the second screw rod rotating shaft between the telescopic blocks in front-back symmetry from front to back in sequence, a first belt is connected between the first belt pulley and the seventh belt pulley, and fixing plates in front-back symmetry are fixedly arranged at the front end of the chassis, the fixed plate is fixedly provided with a second fixed shaft, the second fixed shaft is hinged with a cargo fixing frame, the telescopic block can push the lower end of the cargo fixing frame to rotate, and the upper end of the chassis is fixedly provided with push rods which are symmetrical front and back.
Preferably, the chassis upper end is fixed with symmetrical side shields around, and front and back two rotate in proper order from left to right between the side shields and be equipped with first axis of rotation, second axis of rotation, fourth axis of rotation, fixed third belt pulley, the second conveyer belt of being equipped with in proper order from the front to the back in the first axis of rotation, fixed fourth belt pulley, the third conveyer belt of being equipped with in proper order from the front to the back in the second axis of rotation, the fourth belt pulley with be connected between the third belt pulley and be equipped with the second belt, rotate in proper order from the front to the back in the fourth axis of rotation and be equipped with sixth belt pulley, fourth conveyer belt, the sixth belt pulley with be connected between the eighth belt pulley and be equipped with the second conveyer belt, the first axis of rotation is articulated to be equipped with symmetrical first long board from front to back, the front and back two fixed guide plates that are equipped with between the first long board, two around fixed first fixed axle that is equipped with between the first long board, it is equipped with first conveyer belt to rotate on the first fixed axle, first conveyer belt with it is equipped with first conveyer belt to connect between the second conveyer belt, the rear side first long board rear end is fixed and is equipped with the second articulated shaft, the chassis left end is fixed and is equipped with first articulated shaft, first articulated shaft with it is equipped with first hydraulic stem to articulate between the second articulated shaft.
Preferably, a second hydraulic cylinder is fixedly arranged at the front end of the chassis, a second hydraulic cavity is arranged in the second hydraulic cylinder, the second hydraulic cavity is filled with hydraulic oil, a second telescopic rod is arranged in the second hydraulic cavity in a sliding manner, a second oil pipe and a piston cavity are arranged in the second telescopic rod, a second clamping jaw is arranged in the piston cavity in a sliding manner, a first hydraulic cylinder is fixedly arranged at the rear end of the chassis, a first hydraulic cavity is arranged in the first hydraulic cylinder, the first hydraulic cavity is filled with hydraulic oil, a first telescopic rod is arranged in the first hydraulic cavity in a sliding manner, a first oil pipe is arranged in the first telescopic rod, a first clamping jaw is arranged in the first oil pipe on the left side in a sliding manner, the first clamping jaw and the left side are connected and are equipped with the second spring between the first oil pipe rear end, the oil pump with first pneumatic cylinder, second pneumatic cylinder right-hand member is connected and is equipped with oil pipe.
The invention has the beneficial effects that: the invention has simple structure and simple and convenient operation, can help workers to directly carry and transport heavy objects attached to the ground, thereby saving equipment and a large amount of time, can also automatically support the equipment when transporting goods, ensures the stability during transportation, can automatically clamp and fix the goods in the goods warehouse after the transportation is finished, ensures the stability and safety during transportation, brings great convenience to the workers during transportation and has higher integration degree.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the structure A-A of FIG. 1;
FIG. 3 is a schematic diagram of B-B of FIG. 2;
fig. 4 is a schematic diagram of the structure C-C in fig. 2.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The trolley for carrying heavy objects on flat ground, which is described in conjunction with fig. 1-4, includes a chassis 10, a control chamber 11 is included in the chassis 10, a trolley and a heavy object fixing mechanism 90 are disposed in the control chamber 11, a heavy object transporting mechanism 80 is disposed on the upper side of the chassis 10, a clamping mechanism 70 is disposed on the left side of the chassis 10, a supporting chute 68 is disposed at the lower end of the control chamber 11, an oil pump 23, an L-shaped fixing block 16 and a power motor 44 are sequentially disposed at the lower end of the control chamber 11 from left to right, a lead screw rotating shaft 21 is rotatably disposed on the L-shaped fixing block 16, a second belt pulley 19 is fixedly disposed on the lead screw rotating shaft 21, a supporting block 18 is slidably disposed at the lower end of the lead screw rotating shaft 21, external threads of the lead, a first spring 17 is connected between the upper end of the supporting block 18 and the L-shaped fixing block 16, a motor shaft 14 is rotatably arranged at the front end of the power motor 44, a first bevel gear 15 and a first belt pulley 13 are fixedly arranged on the motor shaft 14 from front to back in sequence, a third rotating shaft 47 is rotatably arranged at the upper end of the control cavity 11, a fifth belt pulley 46 and a second bevel gear 45 are fixedly arranged on the third rotating shaft 47 from top to bottom in sequence, a fourth belt 20 is connected between the fifth belt pulley 46 and the second belt pulley 19, the second bevel gear 45 can be meshed with the first bevel gear 15, a second screw rod rotating shaft 55 is rotatably arranged between the front end wall and the rear end wall of the control cavity 11, telescopic blocks 56 penetrating through the chassis 10 are arranged at two ends of the second screw rod rotating shaft 55, and internal threads of the telescopic blocks 56 can be meshed with external threads of the second screw rod rotating shaft 55, symmetry around between the flexible piece 56 second lead screw axis of rotation 55 is gone up from the front to the back and is fixed eighth belt pulley 54, seventh belt pulley 53 that is equipped with in proper order, first belt pulley 13 with it is equipped with first belt 12 to connect between the seventh belt pulley 53, the fixed plate 60 of symmetry around the chassis 10 front and back end is fixed, fixed second fixed axle 61 that is equipped with on the fixed plate 60, the articulated goods mount 43 that is equipped with on the second fixed axle 61, flexible piece 56 can promote the rotation of goods mount 43 lower extreme, the fixed push rod 51 that is equipped with symmetry around the chassis 10 upper end.
Beneficially, front and back symmetrical side baffles 69 are fixedly arranged at the upper end of the chassis 10, a first rotating shaft 37, a second rotating shaft 40 and a fourth rotating shaft 50 are sequentially and rotatably arranged between the front and back side baffles 69, a third belt pulley 36 and a second conveying belt pulley 35 are sequentially and fixedly arranged on the first rotating shaft 37 from front to back, a fourth belt pulley 39 and a third conveying belt pulley 41 are sequentially and fixedly arranged on the second rotating shaft 40 from front to back, a second belt 38 is connected between the fourth belt pulley 39 and the third belt pulley 36, a sixth belt pulley 49 and a fourth conveying belt pulley 48 are sequentially and rotatably arranged on the fourth rotating shaft 50 from front to back, a third belt 52 is connected between the sixth belt pulley 49 and the eighth belt pulley 54, and a second conveying belt 42 is connected between the third conveying belt pulley 41 and the fourth conveying belt pulley 48, first long plate 28 of symmetry around articulated being equipped with on first pivot 37, two around fixedly being equipped with guide plate 31 between first long plate 28, two around fixedly being equipped with first fixed axle 30 between the first long plate 28, rotate on the first fixed axle 30 and be equipped with first conveyer belt wheel 29, first conveyer belt wheel 29 with connect between the second conveyer belt wheel 35 and be equipped with first conveyer belt 27, the rear side first long plate 28 rear end is fixed and is equipped with second articulated shaft 26, the left end of chassis 10 is fixed and is equipped with first articulated shaft 24, first articulated shaft 24 with it is equipped with first hydraulic stem 25 to articulate between the second articulated shaft 26.
Beneficially, a second hydraulic cylinder 57 is fixedly arranged at the front end of the chassis 10, a second hydraulic cavity 65 is arranged in the second hydraulic cylinder 57, the second hydraulic cavity 65 is filled with hydraulic oil, a second telescopic rod 58 is slidably arranged in the second hydraulic cavity 65, a second oil pipe 66 and a piston cavity 67 are arranged in the second telescopic rod 58, a second clamping jaw 59 is slidably arranged in the piston cavity 67, a first hydraulic cylinder 34 is fixedly arranged at the rear end of the chassis 10, a first hydraulic cavity 62 is arranged in the first hydraulic cylinder 34, the first hydraulic cavity 62 is filled with hydraulic oil, a first telescopic rod 33 is slidably arranged in the first hydraulic cavity 62, a first oil pipe 63 is arranged in the first telescopic rod 33, a first clamping jaw 32 is slidably arranged in the first oil pipe 63 at the left side, a second spring 64 is connected between the first clamping jaw 32 and the rear end of the first oil pipe 63 at the left side, and the oil pump 23 and the first hydraulic cylinder 34, The right end of the second hydraulic cylinder 57 is connected with an oil pipe 22.
The use steps herein are described in detail below with reference to fig. 1-4: when the trolley is used, before the trolley is pushed to a heavy object to be carried, the power motor 44 is started to drive the motor shaft 14 to rotate, the power motor 44 rotates to drive the motor shaft 14 to rotate, the motor shaft 14 rotates to drive the first bevel gear 15 and the first belt pulley 13 to rotate, the first bevel gear 15 rotates to drive the second bevel gear 45 to rotate, the second bevel gear 45 rotates to drive the third rotating shaft 47 to rotate, the third rotating shaft 47 rotates to drive the fifth belt pulley 46 to rotate, the fifth belt pulley 46 rotates to drive the fourth belt 20 to rotate, the fourth belt 20 rotates to drive the second belt pulley 19 to rotate, the second belt pulley 19 rotates to drive the screw rod rotating shaft 21 to rotate, and the screw rod rotating shaft 21 rotates to drive the supporting block 18 to move downwards, the supporting block 18 moves downwards to slightly push the right roller away from the ground so as to fix the cart, the first belt pulley 13 rotates to drive the first belt 12 to rotate, the first belt 12 rotates to drive the seventh belt pulley 53 to rotate, the seventh belt pulley 53 rotates to drive the second screw rod rotating shaft 55 to rotate, the second screw rod rotating shaft 55 rotates to drive the telescopic block 56 to retract, the second screw rod rotating shaft 55 rotates to drive the eighth belt pulley 54 to rotate, the eighth belt pulley 54 rotates to drive the third belt 52 to rotate, the third belt 52 rotates to drive the sixth belt pulley 49 to rotate, the sixth belt pulley 49 rotates to drive the fourth rotating shaft 50 to rotate, the fourth rotating shaft 50 rotates to drive the fourth conveying belt pulley 48 to rotate, and the fourth conveying belt pulley 48 rotates to drive the second conveying belt 42 to rotate, second conveyer belt 42 rotates and drives third conveyer belt 41 rotates, third conveyer belt 41 rotates and drives second axis of rotation 40 rotates, second axis of rotation 40 rotates and drives fourth belt pulley 39 rotates, fourth belt pulley 39 rotates and drives second belt 38 rotates, second belt 38 rotates and drives third belt pulley 36 rotates, third belt pulley 36 rotates and drives first axis of rotation 37 rotates, first axis of rotation 37 rotates and drives second conveyer belt 35 rotates, second conveyer belt 35 rotates and drives first conveyer belt 27 rotates.
The oil pump 23 is started, the oil pump 23 is started to pump hydraulic oil into the first hydraulic cavity 62 and the second hydraulic cavity 65 respectively, the hydraulic oil enters the first hydraulic cavity 62 to push the first telescopic rod 33 to move leftwards, the first telescopic rod 33 moves leftwards to drive the first clamping jaw 32 to move leftwards to the rear end of a heavy object, the hydraulic oil enters the second hydraulic cavity 65 to push the second telescopic rod 58 to move leftwards, part of the hydraulic oil enters the second oil pipe 66 to push the second clamping jaw 59 to move forwards along the piston cavity 67, the second telescopic rod 58 moves leftwards to enable the second clamping jaw 59 to move forwards and move leftwards to the front end of the heavy object, the oil pump 23 pumps the hydraulic oil in the first hydraulic cavity 62 and the second hydraulic cavity 65, the hydraulic oil in the second hydraulic cavity 65 is pumped out, so that the second telescopic rod 58 moves rightwards and simultaneously pumps part of the hydraulic oil in the second oil pipe 66 The hydraulic oil in the second oil pipe 66 is pumped out to drive the second clamping jaw 59 to move backwards along the piston cavity 67, the piston chamber 67 moves backwards to match the first clamping jaw 32 to clamp a heavy object, the hydraulic oil in the first hydraulic chamber 62 is pumped out to enable the first telescopic rod 33 to move to the right, the first telescopic bar 33 moves the carrying body to the right together with the second telescopic bar 58 slightly lifted and moved to the first carrying belt 27 along the guide plate 31, the first hydraulic lever 25 is extended, the first hydraulic lever 25 is extended to rotate the first long plate 28 around the first rotating shaft 37, the first conveyor belt 27 rotates to move the weight to the right onto the second conveyor belt 42, the second conveyor belt 42 rotates to drive the heavy object to move to the middle of the front and rear goods fixing frames 43, so that the purpose of carrying the heavy object to the cart is achieved.
The power motor 44 rotates reversely, the power motor 44 rotates reversely to drive the screw rod rotating shaft 21 to rotate reversely, the screw rod rotating shaft 21 rotates reversely to drive the second screw rod rotating shaft 55 to rotate reversely, the second screw rod rotating shaft 55 rotates reversely to drive the telescopic block 56 to extend outwards, the telescopic block 56 extends outwards to push the cargo fixing frame 43 to rotate around the second fixing shaft 61, the upper ends of the front and rear cargo fixing frames 43 rotate towards the side of a heavy object in a reverse mode, the cargo fixing frame 43 clamps the heavy object to play a fixing role, the screw rod rotating shaft 21 rotates reversely to drive the supporting block 18 to move upwards, the right wheel of the trolley is grounded, and the trolley can be pushed to carry the heavy object to a designated position.
The invention has the beneficial effects that: the invention has simple structure and simple and convenient operation, can help workers to directly carry and transport heavy objects attached to the ground, thereby saving equipment and a large amount of time, can also automatically support the equipment when transporting goods, ensures the stability during transportation, can automatically clamp and fix the goods in the goods warehouse after the transportation is finished, ensures the stability and safety during transportation, brings great convenience to the workers during transportation and has higher integration degree.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (3)
1. A handcart for carrying heavy objects on flat ground comprises a chassis, and is characterized in that: the chassis comprises a control cavity therein;
accuse tr system intracavity is equipped with shallow and heavy object fixed establishment, the chassis upside is equipped with heavy object transport mechanism, the chassis left side is equipped with to press from both sides gets the mechanism, the control chamber lower extreme is equipped with the support spout, the control chamber lower extreme from left to right is fixed in proper order and is equipped with oil pump, L type fixed block, motor power, it is equipped with the lead screw axis of rotation to rotate on the L type fixed block, the fixed second belt pulley that is equipped with in the lead screw axis of rotation, lead screw axis of rotation lower extreme slip is equipped with the supporting shoe, lead screw axis of rotation external screw thread can with supporting shoe internal thread engagement, the supporting shoe can slide in the support spout, the supporting shoe upper end with connect between the L type fixed block and be equipped with first spring, the motor front end rotates and is equipped with the, A first belt pulley, a third rotating shaft is rotatably arranged at the upper end of the control cavity, a fifth belt pulley and a second bevel gear are fixedly arranged on the third rotating shaft from top to bottom in sequence, a fourth belt is connected between the fifth belt pulley and the second belt pulley, the second bevel gear can be meshed with the first bevel gear, a second screw rod rotating shaft is rotatably arranged between the front end wall and the rear end wall of the control cavity, telescopic blocks penetrating through the chassis are arranged at two ends of the second screw rod rotating shaft, internal threads of the telescopic blocks can be meshed with external threads of the second screw rod rotating shaft, an eighth belt pulley and a seventh belt pulley are fixedly arranged on the second screw rod rotating shaft between the telescopic blocks in front-back symmetry from front to back in sequence, a first belt is connected between the first belt pulley and the seventh belt pulley, and fixing plates in front-back symmetry are fixedly arranged at the front end of the chassis, the fixed plate is fixedly provided with a second fixed shaft, the second fixed shaft is hinged with a cargo fixing frame, the telescopic block can push the lower end of the cargo fixing frame to rotate, and the upper end of the chassis is fixedly provided with push rods which are symmetrical front and back.
2. A cart for floor-based transport of heavy objects, according to claim 1, wherein: the chassis upper end is fixedly provided with front and back symmetrical side baffles, a first rotating shaft, a second rotating shaft and a fourth rotating shaft are sequentially arranged between the front side baffle and the back side baffle from left to right, the first rotating shaft is sequentially and fixedly provided with a third belt pulley and a second conveying belt pulley from front to back, the second rotating shaft is sequentially and fixedly provided with a fourth belt pulley and a third conveying belt pulley from front to back, a second belt is connected between the fourth belt pulley and the third belt pulley, the fourth rotating shaft is sequentially and rotatably provided with a sixth belt pulley and a fourth conveying belt pulley from front to back, a third belt is connected between the sixth belt pulley and the eighth belt pulley, a second conveying belt is connected between the third conveying belt pulley and the fourth conveying belt pulley, the first rotating shaft is hinged with a front and back symmetrical first long plate, and a front and back guide plate are fixedly arranged between the first long plate, the front and back two first fixed axle is fixedly arranged between the first long plates, the first fixed axle is provided with a first conveying belt wheel in a rotating mode, a first conveying belt is connected between the first conveying belt wheel and the second conveying belt wheel, the rear side of the first long plate is fixedly provided with a second articulated shaft, the left end of the chassis is fixedly provided with a first articulated shaft, and a first hydraulic rod is hinged between the first articulated shaft and the second articulated shaft.
3. A cart for floor-based transport of heavy objects, according to claim 1, wherein: the chassis front end is fixed with the second pneumatic cylinder, be equipped with the second hydraulic chamber in the second pneumatic cylinder, be filled with hydraulic oil in the second hydraulic chamber, it is equipped with the second telescopic link to slide in the second hydraulic chamber, be equipped with second oil pipe, piston chamber in the second telescopic link, the piston intracavity slides and is equipped with the second clamping jaw, the chassis rear end is fixed with first pneumatic cylinder, be equipped with first hydraulic chamber in the first pneumatic cylinder, first hydraulic chamber is full of hydraulic oil, it is equipped with first telescopic link to slide in the first hydraulic chamber, be equipped with first oil pipe in the first telescopic link, the left side it is equipped with first clamping jaw to slide in the first oil pipe, first clamping jaw and left side be connected between the first oil pipe rear end and be equipped with the second spring, the oil pump with first pneumatic cylinder the right-hand member of second pneumatic cylinder is connected and is equipped with oil pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011027405.6A CN112026887A (en) | 2020-09-25 | 2020-09-25 | Handcart for carrying heavy objects on flat ground |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011027405.6A CN112026887A (en) | 2020-09-25 | 2020-09-25 | Handcart for carrying heavy objects on flat ground |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112026887A true CN112026887A (en) | 2020-12-04 |
Family
ID=73574413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011027405.6A Withdrawn CN112026887A (en) | 2020-09-25 | 2020-09-25 | Handcart for carrying heavy objects on flat ground |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112026887A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112477733A (en) * | 2021-01-12 | 2021-03-12 | 浙江敬东建材有限公司 | Electric brick transporting vehicle for construction site |
| CN112499499A (en) * | 2021-01-14 | 2021-03-16 | 上海裳叩实业有限公司 | Tower crane cockpit automatic rising and dangerous protection device |
-
2020
- 2020-09-25 CN CN202011027405.6A patent/CN112026887A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112477733A (en) * | 2021-01-12 | 2021-03-12 | 浙江敬东建材有限公司 | Electric brick transporting vehicle for construction site |
| CN112499499A (en) * | 2021-01-14 | 2021-03-16 | 上海裳叩实业有限公司 | Tower crane cockpit automatic rising and dangerous protection device |
| CN112499499B (en) * | 2021-01-14 | 2021-08-06 | 湖州天祺自动化科技有限公司 | Tower crane cockpit automatic rising and dangerous protection device |
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Application publication date: 20201204 |
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| WW01 | Invention patent application withdrawn after publication |