CN113753112A - Trolley for construction site - Google Patents
Trolley for construction site Download PDFInfo
- Publication number
- CN113753112A CN113753112A CN202111071440.2A CN202111071440A CN113753112A CN 113753112 A CN113753112 A CN 113753112A CN 202111071440 A CN202111071440 A CN 202111071440A CN 113753112 A CN113753112 A CN 113753112A
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- Prior art keywords
- butt joint
- mounting
- block
- fixed
- groove
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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
- B62B3/08—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving tiltably-mounted containers
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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
- B62B5/0006—Bumpers; Safety devices
Abstract
The invention relates to the technical field of transportation equipment, and discloses a trolley for construction sites, which comprises a base, wherein a mounting block is fixedly arranged at the top of the base, a butt joint groove is formed above the mounting block, a limiting groove is formed on the upper wall surface of the mounting block, a handle is fixedly arranged on the outer wall surface of the mounting block, a limiting device is arranged inside the limiting groove, a charging hopper is arranged above the base, a butt joint speed reducer is fixedly arranged on one side wall surface of the charging hopper close to the mounting block, a first connecting fixed block is fixedly arranged on the upper wall surface of the base, two connecting columns corresponding to each other are fixedly arranged on the outer wall surface below the charging hopper, a circular through hole is formed in the first connecting fixed block by arranging the connecting columns and the first connecting fixed block, the connecting columns are movably connected inside the first connecting fixed block, and when the charging hopper topples, the connecting columns can rotate inside the first connecting fixed block, the dumping is more labor-saving, and the unloading efficiency is improved to a certain extent.
Description
Technical Field
The invention relates to the technical field of transportation equipment, in particular to a trolley for a construction site.
Background
The handcart is a common cargo handling car, has the hopper on it and is used for loading and unloading the material, and the size is less relatively, and wide application and multiple occasion especially see the most on the construction site, and it can be used for transporting little volume building consumptive materials such as cement, yellow sand, ceramic tile, plank, stone, brickwork on the construction site, and is stronger to topography adaptability, convenient and practical.
When the cart is used in a construction site, the cart is often loaded with some heavier materials, when the cart is pushed, the bottom surface of the construction site is uneven and bumpy, so that jolting can be caused, the overweight cart is separated from the control of constructors, and when the goods are unloaded, the constructors with overweight goods are inconvenient to unload the goods, so that the cart for the construction site is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the hand trolley for the construction site, which has the advantages of more stability in pushing and parking, more convenience in unloading and the like, and solves the problems.
(II) technical scheme
In order to achieve the above purpose, the invention provides the following technical scheme: a trolley for a construction site comprises a base, wherein a mounting block is fixedly mounted at the top of the base, a butt joint groove is formed above the mounting block, the upper wall surface of the mounting block is provided with a limit groove, the outer wall surface of the mounting block is fixedly provided with a handle, a limiting device is arranged in the limiting groove, a charging hopper is arranged above the base, a butting reduction gear is fixedly arranged on the side wall surface of the charging hopper close to the mounting block, a first connecting and fixing block is fixedly arranged on the upper wall surface of the base, two connecting columns which correspond to each other are fixedly arranged on the outer wall surface below the charging hopper, the two connecting columns are movably connected inside the first connecting and fixing block, the lower wall surface of the base is fixedly provided with four assembling devices, the four assembling devices are far away from each other, each assembling device comprises a fixed steel plate, and a sliding device is arranged below the fixed steel plate.
Preferably, the assembling device further comprises a mounting hole, the mounting hole is formed in the upper wall surface of the fixed steel plate, two connecting grooves corresponding to each other are formed in the mounting hole, and two butt-joint holes corresponding to each other are formed in the outer wall surface below the fixed steel plate.
Preferably, the slider includes the mounting panel, the top fixed mounting of mounting panel has docking post one, the last fixed surface of mounting panel installs two and connects fixed block two, the inside of connecting fixed block two is provided with the telescopic link, the bottom surface fixed mounting of mounting panel has a pair of installation butt joint steel sheet, movable mounting has the dysmorphism wheel between two steel sheets.
Preferably, the lower wall surface of the telescopic rod is fixedly provided with two corresponding butting columns II, the top of the telescopic rod is fixedly provided with a butting column III, and the outside of the telescopic rod is sleeved with a damping spring.
Preferably, the connecting fixing block II is provided with a hole, the butt joint column II is movably connected with the connecting fixing block II through the hole, and the butt joint column III is movably connected with the connecting groove.
Preferably, the butt joint speed reducer comprises an assembly block, a sliding cavity is formed in the assembly block, a second communication hole is formed in the outer wall surface of the assembly block and communicated with the sliding cavity, a telescopic block is arranged in the sliding cavity, a rubber ball is fixedly mounted on the rear wall surface of the telescopic block, two buffer springs are fixedly mounted on the front wall surface of the telescopic block, and the two buffer springs are fixedly connected with the inner wall surface of the sliding cavity.
Preferably, the inner wall surface of the limiting groove is provided with a hole, the limiting groove is communicated with the front wall surface of the mounting block, a limiting plate is movably mounted in the limiting groove, the upper wall surface of the limiting plate is fixedly provided with a shifting block, one side wall surface of the limiting plate, which is close to the limiting groove, is fixedly provided with an extrusion spring, and the limiting plate extends out of the front wall surface of the mounting block through the hole formed in the inner wall surface of the limiting groove.
Preferably, the installation cavity has been seted up to the inside fixed of installation piece, intercommunicating pore one has been seted up to the bottom surface in butt joint groove, intercommunicating pore one communicates butt joint groove and installation cavity, the inside fixed mounting of installation cavity has flexible motor, be provided with the limiting plate in the butt joint groove, the output shaft of flexible motor passes intercommunicating pore one and the lower wall fixed connection of limiting plate.
(III) advantageous effects
Compared with the prior art, the invention provides a trolley for a construction site, which has the following beneficial effects:
1. the trolley for the construction site is provided with a sliding device and an assembling device, a fixed steel plate is fixedly arranged on the lower wall surface of a base, a mounting hole is formed in the upper wall surface of a first butt joint column, connecting grooves are formed in two side wall surfaces inside the mounting hole, the fixed steel plate is of a T-shaped structure, a butt joint hole is formed in the outer wall surface below the fixed steel plate, a first butt joint column is fixedly arranged at the top of the mounting plate and is of a T-shaped structure, two connecting and fixing blocks II are fixedly arranged on the upper wall surface of the mounting plate, circular holes are formed in the connecting and fixing blocks II, the butt joint column II is movably connected above the connecting and fixing blocks II through the holes formed in the connecting and fixing blocks II, a third butt joint column is arranged at the top of a telescopic rod, a damping spring is sleeved outside the telescopic rod, the third butt joint column is fixedly connected with the connecting grooves, special-shaped wheels are fixedly arranged below the mounting plate, when goods are carried, constructors push handles to enable the whole device to move forwards, when the trolley passes through an uneven ground, a damping spring arranged in a sliding device deforms, two telescopic rods can extend and contract mutually, the two damping springs can adjust the position, a butt joint column III arranged in a mounting hole can rotate, the butt joint column I can rotate in the butt joint hole, the butt joint column I, the butt joint column II, the butt joint column III and the damping spring are matched simultaneously, the whole sliding device is in a balanced position, when the trolley passes through the uneven ground, the sliding device can adjust the angle according to the flatness of the ground, excessive shaking cannot be generated when the trolley passes through the uneven ground, the weight of goods conveyed in the common trolley is large, shaking generated in the pushing process is reduced, the danger of side turning of the trolley is also prevented, and meanwhile, because the outer part of a special-shaped wheel is designed to be a hollow quarter, when the pushing cart is conveyed to a destination, the opening of the hollow part of the special-shaped wheel is downward, so that two adjacent protruding blocks are in close contact with the ground, the cart can be pushed by certain external force, the cart cannot move due to cargo loading and unloading when the cart is parked, and a certain stabilizing effect is achieved.
2. The trolley for the construction site is provided with a butt joint speed reducer, an assembly block is fixedly arranged on one side wall surface of a charging hopper, which is close to an installation block, the size of the assembly block is the same as that of a butt joint groove formed in the outer wall surface of the installation block, a sliding cavity is formed in the assembly block, a second communication hole is formed in one side wall surface of the assembly block, which is close to the installation block, the second communication hole is communicated with the inside of the sliding cavity, a telescopic block is movably arranged in the sliding cavity, a rubber ball is fixedly arranged at the top of the telescopic block, the rubber ball is hemispherical, two buffer springs which are far away from each other are fixedly arranged on the rear wall surface of the telescopic block, the charging hopper is recycled backwards after materials conveyed in the charging hopper are unloaded, the butt joint speed reducer arranged on the charging hopper in the recycling process can be clamped into the corresponding butt joint groove, and the rubber ball is firstly contacted with the inner wall surface of the butt joint groove when in touch, frictional force increase when the rubber ball surface is coarse and the butt joint groove contacts, the rubber ball drives the shrink of two buffer spring that set up after contacting the butt joint groove to the inside extrusion in sliding chamber, produces reverse effect and rubber ball, increases the frictional force of rubber ball and butt joint inslot face to make the impact force that the charging hopper fallen back to on the base diminish, long-term the use has played certain guard action to the charging hopper.
3. The trolley for the construction site is provided with a base, a first communication hole, an installation cavity and a telescopic motor, wherein a butt joint groove is formed in the installation block, the butt joint groove is a groove with a rectangular structure, the interior of the butt joint groove is smooth, the first communication hole is formed in the bottom surface of the interior of the butt joint groove, the first communication hole is a hole with the rectangular structure, the installation cavity is arranged below the first communication hole, the telescopic motor is fixedly installed in the installation cavity, an output shaft of the telescopic motor penetrates through the first communication hole to be fixedly connected with the base arranged in the butt joint groove, when the trolley is used, after goods are conveyed to a specified position, the telescopic motor is started, the output shaft drives the whole base to move upwards after the telescopic motor is started, a butt joint speed reducer arranged on a charging hopper is clamped in the butt joint groove, after the base rises upwards to abut against the assembling block, the assembling block is driven to move upwards, and the charging hopper is driven to dump the goods, the whole process does not need the operation of constructors, the labor intensity of the constructors is reduced, and the unloading efficiency is improved.
4. This handcart for building site, through being provided with spacing groove and stop device, the spacing groove has been seted up to the top inside of installation piece, the spacing groove is inside smooth rectangular channel, the inside of spacing groove is seted up porosely, the hole communicates the antetheca face of installation piece, install the limiting plate in the spacing groove, the top fixed mounting of limiting plate has the shifting block, the back wall fixed mounting of limiting plate has extrusion spring, when reseing the charging hopper, at first, pull backward through two shifting blocks and drive the limiting plate and retract to the inside of spacing groove, after the charging hopper resets completely, the release shifting block, under extrusion spring's effect, the limiting plate will outwards pop out, the limiting plate pops out the back and will block the position of charging hopper, make the charging hopper can not rock at the propulsion in-process, certain limiting action has been played.
5. This handcart for building site through being provided with the spliced pole, connecting fixed block one, connects fixed block one fixed mounting on the last wall of base, has seted up the circular shape through-hole in connecting fixed block one, and spliced pole swing joint is in the inside of connecting fixed block one, and when the hopper emptys, the spliced pole will be rotatory in the inside of connecting fixed block one, and is more laborsaving when toppling over in the time, has improved discharge efficiency to a certain extent.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the assembling device and the sliding device of the present invention;
FIG. 3 is a schematic structural view of the docking deceleration device of the present invention;
FIG. 4 is an enlarged view of the invention at A;
FIG. 5 is a partial cross-sectional view of the mounting block of the present invention;
fig. 6 is a cross-sectional view of the spacing device of the present invention.
In the figure: 1. a base; 2. mounting blocks; 3. a handle; 4. a butt joint groove; 5. a limiting groove; 6. a limiting device; 7. a charging hopper; 8. a docking speed reducer; 9. a compression spring; 10. shifting blocks; 11. a limiting plate; 12. a first communication hole; 13. a mounting cavity; 14. a telescopic motor; 15. connecting columns; 16. connecting a first fixed block; 17. assembling the block; 18. a sliding cavity; 19. a second communication hole; 20. a telescopic block; 21. a buffer spring; 22. a rubber ball; 23. a sliding device; 24. mounting a plate; 25. butting the first column; 26. connecting a second fixed block; 27. a second butting column; 28. a telescopic rod; 29. butting the column III; 30. a damping spring; 31. a special-shaped wheel; 32. a butt joint hole; 33. connecting grooves; 34. mounting holes; 35. fixing a steel plate; 36. and assembling the device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a trolley for a construction site comprises a base 1, wherein a mounting block 2 is fixedly mounted at the top of the base 1, a butt-joint groove 4 is formed above the mounting block 2, a limiting groove 5 is formed on the upper wall surface of the mounting block 2, a handle 3 is fixedly mounted on the outer wall surface of the mounting block 2, a limiting device 6 is arranged inside the limiting groove 5, and a charging hopper 7 is arranged above the base 1, and is characterized in that: one side wall fixed mounting that charging hopper 7 is close to installation piece 2 has butt joint decelerator 8, the last wall fixed mounting of base 1 has connection fixed block 16, the outer wall fixed mounting in below of charging hopper 7 has two spliced poles 15 that correspond each other, two spliced pole 15 swing joint is in the inside of connecting fixed block 16, the lower wall fixed mounting of base 1 has four assembly quality 36, and four assembly quality 36 keep away from each other, assembly quality 36 includes fixed steel sheet 35, fixed steel sheet 35 below is provided with slider 23.
The assembling device 36 further comprises a mounting hole 34, the mounting hole 34 is formed in the upper wall surface of the fixed steel plate 35, two connecting grooves 33 corresponding to each other are formed in the mounting hole 34, and two butt-joint holes 32 corresponding to each other are formed in the outer wall surface below the fixed steel plate 35.
The slider 23 includes mounting panel 24, the top fixed mounting of mounting panel 24 has docking post 25, the last fixed surface of mounting panel 24 installs two and connects two fixed blocks 26, the inside of connecting two fixed blocks 26 is provided with telescopic link 28, the bottom surface fixed mounting of mounting panel 24 has a pair of installation butt joint steel sheet, and movable mounting has special-shaped wheel 31 between two steel sheets.
Two corresponding butt-joint posts II 27 are fixedly mounted on the lower wall surface of the telescopic rod 28, a butt-joint post III 29 is fixedly mounted on the top of the telescopic rod 28, and a damping spring 30 is sleeved outside the telescopic rod 28.
The second connecting fixing block 26 is provided with a hole, the second butt joint column 27 is movably connected with the second connecting fixing block 26 through the hole, and the third butt joint column 29 is movably connected with the connecting groove 33.
The butt joint speed reducer 8 comprises an assembly block 17, a sliding cavity 18 is formed in the assembly block 17, a second communication hole 19 is formed in the outer wall surface of the assembly block 17, the second communication hole 19 is communicated with the inside of the sliding cavity 18, a telescopic block 20 is arranged in the sliding cavity 18, a rubber ball 22 is fixedly mounted on the rear wall surface of the telescopic block 20, two buffer springs 21 are fixedly mounted on the front wall surface of the telescopic block 20, and the two buffer springs 21 are fixedly connected with the inner wall surface of the sliding cavity 18.
The inner wall surface of the limiting groove 5 is provided with a hole, the limiting groove 5 is communicated with the front wall surface of the mounting block 2, a limiting plate 11 is movably mounted in the limiting groove 5, the upper wall surface of the limiting plate 11 is fixedly provided with a shifting block 10, one side wall surface of the limiting plate 11 close to the limiting groove 5 is fixedly provided with an extrusion spring 9, and the limiting plate 11 extends out of the front wall surface of the mounting block 2 through the hole formed in the inner wall surface of the limiting groove 5.
The working principle is as follows:
by arranging the sliding device 23 and the assembling device 36, the fixed steel plate 35 is fixedly arranged on the lower wall surface of the base 1, the upper wall surface of the first butt joint column 25 is provided with a mounting hole 34, two side wall surfaces inside the mounting hole 34 are provided with connecting grooves 33, the fixed steel plate 35 is of a T-shaped structure, the outer wall surface below the fixed steel plate 35 is provided with a butt joint hole 32, the top of the mounting plate 24 is fixedly provided with the first butt joint column 25, the mounting plate 24 is of a T-shaped structure, the upper wall surface of the mounting plate 24 is fixedly provided with two second connecting fixing blocks 26, the second connecting fixing block 26 is provided with a circular hole, the second butt joint column 27 is movably connected above the second connecting fixing block 26 through the hole arranged on the second connecting fixing block 26, the top of the telescopic rod 28 is provided with a third butt joint column 29, the outer part of the telescopic rod 28 is sleeved with the damping spring 30, the third butt joint column 29 is fixedly connected with the connecting grooves 33, and the special-shaped wheel 31 is fixedly arranged below the mounting plate 24, when carrying goods, constructors push the handle 3 to enable the whole equipment to move forwards, when the trolley passes through an uneven ground, the damping spring 30 arranged in the sliding device 23 is deformed, the two telescopic rods 28 are extended and contracted mutually, the two damping springs 30 are adjusted in position, the arranged butt joint column III 29 is rotated in the mounting hole 34, the butt joint column I25 is rotated in the butt joint hole 32, the butt joint column I25, the butt joint column II 27, the butt joint column III 29 and the damping spring 30 are matched simultaneously, so that the whole sliding device 23 is in a balanced position, when the trolley passes through the uneven ground, the sliding device 23 is adjusted in angle according to the leveling degree of the ground, the trolley cannot generate excessive shaking when passing through the uneven ground, the weight of goods conveyed in the trolley is larger, and the shaking generated in the pushing process is reduced, the danger that the shallow turned on one's side has also been prevented, simultaneously because the hollow design of the special-shaped wheel 31 outside for the quartering that sets up, when promoting the shallow to transport the destination, the hollow part opening of special-shaped wheel 31 is down, makes two adjacent outstanding pieces and ground in close contact with, leads to the dolly to receive certain external force and just can carry out, can not lead to the dolly to remove because of goods handling when parking, has played certain stabilizing effect.
By arranging the butt joint speed reducer 8, the assembling block 17 is fixedly arranged on one side wall surface of the charging hopper 7 close to the mounting block 2, the size of the assembling block 17 is the same as that of the butt joint groove 4 arranged on the outer wall surface of the mounting block 2, the sliding cavity 18 is arranged inside the assembling block 17, the communicating hole 19 is arranged on one side wall surface of the assembling block 17 close to the mounting block 2, the communicating hole 19 is communicated with the inside of the sliding cavity 18, the telescopic block 20 is movably arranged inside the sliding cavity 18, the rubber ball 22 is fixedly arranged at the top of the telescopic block 20, the rubber ball 22 is hemispherical, the two buffer springs 21 which are far away from each other are fixedly arranged on the rear wall surface of the telescopic block 20, after the materials conveyed in the charging hopper 7 are unloaded, the charging hopper 7 is recycled backwards, the butt joint speed reducer 8 arranged on the charging hopper 7 in the recycling process can be clamped into the corresponding butt joint groove 4, the rubber ball 22 is firstly contacted with the inner wall surface of the butt joint groove 4 in the touching process, frictional force increases when rubber ball 22 surface is crude and the contact of butt joint groove 4, and rubber ball 22 is in the contact and is butt joint the inside extrusion of groove 4 back sliding chamber 18, drives the shrink of two buffer spring 21 that set up, produces reverse effect of force and rubber ball 22, increases rubber ball 22 and the frictional force of butt joint groove 4 internal face to make the impact force of charging hopper 7 fall back on base 1 diminish, long-term the use has played certain guard action to charging hopper 7.
By arranging the base 1, the communication hole I12, the mounting cavity 13 and the telescopic motor 14, the butt joint groove 4 is arranged in the mounting block 2, the butt joint groove 4 is a groove with a rectangular structure and has smooth inside, the communication hole I12 is arranged on the bottom surface in the butt joint groove 4, the communication hole I12 is a hole with a rectangular structure, the mounting cavity 13 is arranged below the communication hole I12, the telescopic motor 14 is fixedly arranged in the mounting cavity 13, the output shaft of the telescopic motor 14 penetrates through the communication hole I12 to be fixedly connected with the base 1 arranged in the butt joint groove 4, when the telescopic motor 14 is started after goods are conveyed to a specified position, the output shaft drives the whole base 1 to move upwards after the telescopic motor 14 is started, the butt joint speed reducer 8 arranged on the charging hopper 7 is clamped in the butt joint groove 4, and the mounting block 17 is driven to move upwards after the base 1 rises upwards and abuts against the mounting block 17, thereby drive charging hopper 7 and pour the goods, whole process need not constructor's operation, has reduced constructor's intensity of labour, has improved discharge efficiency.
Through being provided with spacing groove 5 and stop device 6, spacing groove 5 has been seted up to installation piece 2's top inside, spacing groove 5 is inside smooth rectangular channel, the inside of spacing groove 5 is seted up porosely, the hole communicates the antetheca face of installation piece 2, install limiting plate 11 in the spacing groove 5, the top fixed mounting of limiting plate 11 has shifting block 10, the back wall fixed mounting of limiting plate 11 has extrusion spring 9, when reseing charging hopper 7, at first pull backward through two shifting blocks 10 and drive limiting plate 11 and retract to the inside of spacing groove 5, after charging hopper 7 resets completely, release shifting block 10, under extrusion spring 9's effect, limiting plate 11 will outwards pop out, limiting plate 11 pops out the back will block charging hopper 7's position, make charging hopper 7 can not rock at the pushing in-process, certain limiting displacement has been played.
Through being provided with spliced pole 15, connecting fixed block 16 fixed mounting has seted up circular through-hole in connecting fixed block 16 on the last wall of base 1, spliced pole 15 swing joint is in the inside of connecting fixed block 16, and when charging hopper 7 emptys, spliced pole 15 will be rotatory in the inside of connecting fixed block 16, and is more laborsaving when toppling over in the time, has improved unloading efficiency to a certain extent.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a handcart for building site, includes base (1), the top fixed mounting of base (1) has installation piece (2), butt joint groove (4) have been seted up to the top of installation piece (2), spacing groove (5) have been seted up to the last wall of installation piece (2), the outer wall fixed mounting of installation piece (2) has handle (3), the inside of spacing groove (5) is provided with stop device (6), the top of base (1) is provided with hopper (7), its characterized in that: charging hopper (7) are close to one side wall fixed mounting of installation piece (2) and have butt joint decelerator (8), the last wall fixed mounting of base (1) has connection fixed block (16), the outer wall fixed mounting in below of charging hopper (7) has two spliced poles (15) that correspond each other, two spliced pole (15) swing joint is in the inside of connecting fixed block (16), the lower wall fixed mounting of base (1) has four assembly device (36), and four assembly device (36) keep away from each other, assembly device (36) are including fixed steel sheet (35), fixed steel sheet (35) below is provided with slider (23).
2. A hand truck for a worksite according to claim 1, characterized in that: the assembling device (36) further comprises a mounting hole (34), the mounting hole (34) is formed in the upper wall face of the fixed steel plate (35), two connecting grooves (33) corresponding to each other are formed in the mounting hole (34), and two butt joint holes (32) corresponding to each other are formed in the outer wall face of the lower portion of the fixed steel plate (35).
3. A hand truck for a worksite according to claim 1, characterized in that: slider (23) include mounting panel (24), the top fixed mounting of mounting panel (24) has docking post (25), the last fixed surface of mounting panel (24) installs two and connects fixed block two (26), the inside of connecting fixed block two (26) is provided with telescopic link (28), the bottom surface fixed mounting of mounting panel (24) has a pair of installation butt joint steel sheet, and movable mounting has special-shaped wheel (31) between two steel sheets.
4. A hand truck for a work site as defined in claim 3, wherein: the lower wall surface of the telescopic rod (28) is fixedly provided with two corresponding butt joint posts II (27), the top of the telescopic rod (28) is fixedly provided with a butt joint post III (29), and the outside of the telescopic rod (28) is sleeved with a damping spring (30).
5. A hand truck for a work site as defined in claim 3, wherein: the connecting fixing block II (26) is provided with a hole, the butt joint column II (27) is movably connected with the connecting fixing block II (26) through the hole, and the butt joint column III (29) is movably connected with the connecting groove (33).
6. A hand truck for a worksite according to claim 1, characterized in that: the butt joint speed reducer (8) is including assembling piece (17), slip chamber (18) have been seted up to the inside of assembling piece (17), and intercommunicating pore two (19) have been seted up to the outer wall of assembling piece (17), and intercommunicating pore two (19) communicate to the inside in slip chamber (18), the inside in slip chamber (18) is provided with flexible piece (20), the back wall fixed mounting of flexible piece (20) has rubber ball (22), the preceding wall fixed mounting of flexible piece (20) has two buffer spring (21), two buffer spring (21) and the internal face fixed connection in slip chamber (18).
7. A hand truck for a worksite according to claim 1, characterized in that: the internal face of spacing groove (5) is seted up porosely, spacing groove (5) are linked to the antetheca of installation piece (2), movable mounting has limiting plate (11) in spacing groove (5), the last wall fixed mounting of limiting plate (11) has shifting block (10), limiting plate (11) are close to a side wall fixed mounting of spacing groove (5) and have extrusion spring (9), the antetheca of installation piece (2) is extended in the hole of seting up on limiting plate (11) through spacing groove (5) internal face.
8. A hand truck for a worksite according to claim 1, characterized in that: installation cavity (13) have been seted up to the inside fixed of installation piece (2), intercommunicating pore (12) have been seted up to the bottom surface of butt joint groove (4), intercommunicating pore (12) intercommunication butt joint groove (4) and installation cavity (13), the inside fixed mounting of installation cavity (13) has flexible motor (14), be provided with limiting plate (11) in butt joint groove (4), the output shaft of flexible motor (14) passes the lower wall fixed connection of intercommunicating pore (12) and limiting plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111071440.2A CN113753112A (en) | 2021-09-14 | 2021-09-14 | Trolley for construction site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111071440.2A CN113753112A (en) | 2021-09-14 | 2021-09-14 | Trolley for construction site |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113753112A true CN113753112A (en) | 2021-12-07 |
Family
ID=78795386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111071440.2A Pending CN113753112A (en) | 2021-09-14 | 2021-09-14 | Trolley for construction site |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113753112A (en) |
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| CN111016995A (en) * | 2019-12-20 | 2020-04-17 | 北京施图美达装饰工程有限公司 | A novel dolly for building sand material transports |
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| CN212172303U (en) * | 2020-05-12 | 2020-12-18 | 胡昭亮 | Shallow for construction |
| CN213292387U (en) * | 2020-11-02 | 2021-05-28 | 邹育全 | Energy-efficient haulage equipment |
| CN213633395U (en) * | 2020-12-04 | 2021-07-06 | 上海淦蓝环保工程有限公司 | Medical wastewater line monitoring facilities that stability is good |
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| CN111422235A (en) * | 2020-05-25 | 2020-07-17 | 刘海涛 | Efficient material handling equipment |
| CN213292387U (en) * | 2020-11-02 | 2021-05-28 | 邹育全 | Energy-efficient haulage equipment |
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