CN112477944A - Material carrying trolley for building - Google Patents

Material carrying trolley for building Download PDF

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Publication number
CN112477944A
CN112477944A CN202011196066.4A CN202011196066A CN112477944A CN 112477944 A CN112477944 A CN 112477944A CN 202011196066 A CN202011196066 A CN 202011196066A CN 112477944 A CN112477944 A CN 112477944A
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CN
China
Prior art keywords
supporting plate
connecting rod
upper supporting
building
limiting
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Granted
Application number
CN202011196066.4A
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Chinese (zh)
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CN112477944B (en
Inventor
梁萧
王文伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Taizhou Heyuan Construction Co ltd
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Taizhou Heyuan Construction Co ltd
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Priority to CN202011196066.4A priority Critical patent/CN112477944B/en
Publication of CN112477944A publication Critical patent/CN112477944A/en
Application granted granted Critical
Publication of CN112477944B publication Critical patent/CN112477944B/en
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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
    • B62B3/02—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible
    • 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
    • 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
    • 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
    • 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
    • B62B5/04—Braking mechanisms; Locking devices against movement
    • 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
    • B62B5/06—Hand moving equipment, e.g. handle bars
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B2202/00—Indexing codes relating to type or characteristics of transported articles
    • B62B2202/62—Tiles, bricks, paving slabs or the like

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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 provides a material carrying trolley for building, which relates to the technical field of carrying trolleys and comprises an upper supporting plate, a lower supporting plate, a rack and a screw rod, wherein the upper supporting plate is fixedly connected with the rack; the upper supporting plate is connected above the lower supporting plate through a connecting rod group, the upper supporting plate and the lower supporting plate are vertically connected to the rack in a sliding mode, a cargo hopper is arranged at the top end of the upper supporting plate, and a plurality of rollers are arranged at the bottom end of the lower supporting plate; the connecting rod group comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is rotatably connected to the upper supporting plate, the other end of the first connecting rod is rotatably connected with one end of the second connecting rod through a rotating shaft, and one end of the second connecting rod, which is far away from the first connecting rod, is rotatably connected with the lower supporting plate; the screw rod is sleeved and connected with a threaded sleeve in a threaded manner, and the threaded sleeve is fixedly connected with the rotating shaft; the rack is detachably connected with a limiting mechanism which is used for limiting the upper supporting plate to move upwards or downwards; it has solved the comparatively single problem of dolly function among the prior art.

Description

Material carrying trolley for building
Technical Field
The invention relates to the technical field of carrying trolleys, in particular to a material carrying trolley for building construction.
Background
In the house building process, materials such as gravel and the like are often required to be transported from one place to another place, at present, most construction sites adopt a common trolley to transport the gravel, but in the actual use process, the gravel in the trolley needs to be lifted to a certain height sometimes, and due to the fact that the use conditions of the construction sites are severe, foot brakes are not conveniently arranged on most trolleys, the stability of the common carrying trolley is low, and workers cannot stably stop the trolleys at a certain place in the transportation process; in the prior art, some trolleys can lift materials, and some trolleys can stably stay, but a trolley which can lift the materials and can stably stay cannot exist, so that the function of the trolley in the prior art is single.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a material handling trolley for building construction, which solves the problem that the function of the trolley in the prior art is single.
According to an embodiment of the invention, the material carrying trolley for building comprises an upper supporting plate, a lower supporting plate, a rack and a screw rod; the upper supporting plate is connected above the lower supporting plate through a connecting rod group, the upper supporting plate and the lower supporting plate are vertically connected to the rack in a sliding mode, a cargo hopper is arranged at the top end of the upper supporting plate, and a plurality of rollers are arranged at the bottom end of the lower supporting plate; the connecting rod group comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is rotatably connected to the upper supporting plate, the other end of the first connecting rod is rotatably connected with one end of the second connecting rod through a rotating shaft, and one end of the second connecting rod, which is far away from the first connecting rod, is rotatably connected with the lower supporting plate; the screw rod is sleeved and connected with a threaded sleeve in a threaded manner, and the threaded sleeve is fixedly connected with the rotating shaft; the rack is detachably connected with a limiting mechanism which is used for limiting the upper supporting plate to move upwards or downwards.
Compared with the prior art, the invention has the following beneficial effects: the upper supporting plate and the lower supporting plate are vertically connected to the rack in a sliding manner, so that the upper supporting plate and the lower supporting plate can move towards or away from each other in the vertical direction; the upper supporting plate is connected above the lower supporting plate through the connecting rod group, the first connecting rod and the second connecting rod are rotatably connected through the rotating shaft, and the threaded sleeve is fixedly connected with the rotating shaft, so that the screw rod is rotated, the screw rod drives the threaded sleeve to move on the screw rod, and the upper supporting plate and the lower supporting plate are driven to move in the opposite direction or in the opposite direction through the connecting rod group; the upper supporting plate is limited by the limiting mechanism arranged on the machine frame in an upward or downward movement mode, so that the lower supporting plate correspondingly moves downward or upward; when the device needs to be moved, an operator operates the limiting mechanism to limit the upper supporting plate to move upwards, then the screw rod is rotated, the screw rod drives the thread sleeve to move on the screw rod, the thread sleeve drives the connecting rod I and the connecting rod II to rotate through the rotating shaft so as to enable the upper supporting plate and the lower supporting plate to move away from each other, and at the moment, the upper supporting plate is limited by the limiting mechanism to move upwards, so that the connecting rod group drives the lower supporting plate to move downwards, the thread sleeve and the screw rod also move downwards along with the lower supporting plate until the roller is in contact with the ground and jacks up the rack, and; when the device needs to be stably stopped, an operator operates the limiting mechanism to limit the upper supporting plate to move downwards, then the screw rod is reversely rotated, the screw rod drives the threaded sleeve to move reversely, the threaded sleeve drives the upper supporting plate and the lower supporting plate to move oppositely through the connecting rod group, and the upper supporting plate is limited to move downwards by the limiting mechanism at the moment, so that the connecting rod group drives the lower supporting plate to move upwards to drive the roller to move upwards until the roller is separated from the ground, and the bottom end of the rack is kept in contact with the ground at the moment, so that the stable support of the whole device is realized; in addition, if the cargo bucket needs to be lifted, an operator unlocks the limiting mechanism, then the screw rod is rotated until the roller is contacted with the ground, at the moment, the screw rod is continuously rotated, and the upper supporting plate can be jacked upwards by the connecting rod group, so that the cargo bucket is lifted; therefore, adopt above-mentioned scheme, the dolly can realize lifting and can realize stable stop again, and the function of dolly is comparatively abundant.
Furthermore, a supporting beam is fixedly arranged on the upper supporting plate, one end of the goods bucket is open, the open end of the goods bucket is rotatably connected to the supporting beam, the rotating axis of the open end of the goods bucket is perpendicular to the axis of the screw rod, and a handle is fixedly arranged at one end of the goods bucket, which deviates from the open end.
Furthermore, the cargo hopper is rotatably connected with a covering part used for closing or opening the opening.
Furthermore, the covering part comprises a cover plate and two side plates, the cover plate is matched with the opening, the two side plates are fixedly arranged at two ends of the cover plate respectively, the middle parts of the two side plates are rotatably connected to two parallel outer side walls of the goods bucket respectively, one end of each side plate, which deviates from the cover plate, is rotatably connected with a third connecting rod, one end of each third connecting rod, which deviates from each side plate, is rotatably connected with the supporting beam, and the third connecting rod is used for driving the side plates to rotate so as to drive the cover plate to open or close the opening.
Furthermore, the number of the connecting rod sets is four, four connecting rod sets are two by two and are arranged between the upper supporting plate and the lower supporting plate symmetrically, the number of the thread sleeves is two, the rotating directions of the two thread sleeves are opposite, and two ends of each thread sleeve are respectively fixedly connected with the rotating shafts.
Furthermore, the limiting mechanism comprises four limiting rods, the number of the racks is four, the four racks are two-by-two in a group and distributed on two sides of the upper supporting plate, each rack is provided with a transverse upper limiting hole and a transverse lower limiting hole, and each limiting rod penetrates through each upper limiting hole and each lower limiting hole respectively to limit the upward or downward movement of the upper supporting plate.
Furthermore, the bottom end of each frame all sets firmly the support flat board.
Furthermore, the bottom of bottom plate sets firmly and is used for accomodating each receiver of gag lever post, the one end of receiver is equipped with the opening.
Furthermore, an anti-slip pad is fixedly arranged in the opening, four semicircular grooves are formed in the anti-slip pad, and each groove is matched with the outer surface of the limiting rod.
Furthermore, the number of the idler wheels is four, the four idler wheels are two by two in a group and are symmetrically arranged at two ends of the lower supporting plate, and one group of the idler wheels are universal wheels.
Drawings
FIG. 1 is a perspective view of the present invention in an operating state;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a right side view of FIG. 1;
FIG. 4 is an enlarged view of a portion of FIG. 1 at A;
FIG. 5 is a schematic structural view of the roller of the present invention disengaged from the ground;
FIG. 6 is a front view of FIG. 5;
FIG. 7 is a schematic structural view of the roller of the present invention in grounding;
fig. 8 is a front view of fig. 7.
In the above drawings: 1. an upper supporting plate; 2. a lower supporting plate; 3. a frame; 4. a cargo bucket; 5. a roller; 6. a first connecting rod; 7. a second connecting rod; 8. a rotating shaft; 9. a screw rod; 10. a threaded sleeve; 11. a support beam; 12. a handle; 131. a cover plate; 132. a side plate; 14. a third connecting rod; 15. a limiting rod; 16. supporting the flat plate; 17. a storage box; 18. a non-slip mat; 19. a slide rail; 20. a slider; 21. a first ear mount; 22. a first hinge shaft; 23. a second hinge shaft; 24. an upper limiting hole; 25. a lower limiting hole.
Detailed Description
The technical solution of the present invention is further explained with reference to the drawings and the embodiments.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, an embodiment of the present invention provides a material handling cart for building construction, including an upper supporting plate 1, a lower supporting plate 2, a frame 3 and a screw 9; the upper supporting plate 1 is connected above the lower supporting plate 2 through a connecting rod group, the upper supporting plate 1 and the lower supporting plate 2 are both rectangular plate-shaped and parallel to each other, a vertical sliding rail 19 is fixedly arranged on the rack 3, a sliding block 20 matched with the sliding rail 19 is arranged on the sliding rail 19, two sides of the upper supporting plate 1 and two sides of the lower supporting plate 2 are fixedly connected with the sliding block 20, a cargo hopper 4 is arranged at the top end of the upper supporting plate 1, the top of the cargo hopper 4 is preferably opened to facilitate loading and unloading, a plurality of rollers 5 are arranged at the bottom end of the lower supporting plate 2, and each roller 5 is used for facilitating the movement of the whole device; the connecting rod group comprises a first connecting rod 6 and a second connecting rod 7, a first lug seat 21 is fixedly arranged on one side, opposite to the upper supporting plate 1 and the lower supporting plate 2, of the first connecting rod 6, one end of the first connecting rod is rotatably connected to the first lug seat 21 on the upper supporting plate 1, the other end of the first connecting rod is rotatably connected with one end of the second connecting rod 7 through a rotating shaft 8, and one end, away from the first connecting rod 6, of the second connecting rod 7 is rotatably connected with the first lug seat 21 on the lower supporting plate 2; the screw rod 9 is sleeved and connected with a threaded sleeve 10 in a threaded manner, and the threaded sleeve 10 is fixedly connected with the rotating shaft 8; the rack 3 is detachably connected with a limiting mechanism which is used for limiting the upward or downward movement of the upper supporting plate 1.
The upper supporting plate 1 and the lower supporting plate 2 are vertically connected to the rack 3 in a sliding manner, so that the upper supporting plate 1 and the lower supporting plate 2 can move towards or away from each other in the vertical direction; the upper supporting plate 1 is connected above the lower supporting plate 2 through the connecting rod group, the first connecting rod 6 and the second connecting rod 7 are rotatably connected through the rotating shaft 8, and the threaded sleeve 10 is fixedly connected with the rotating shaft 8, so that the screw rod 9 is rotated, the screw rod 9 drives the threaded sleeve 10 to move on the screw rod 9, and the upper supporting plate 1 and the lower supporting plate 2 are driven to move in the opposite direction or in the opposite direction through the connecting rod group; the upper supporting plate 1 is limited to move upwards or downwards by arranging the limiting mechanism on the rack 3, so that the lower supporting plate 2 correspondingly moves downwards or upwards; when the device needs to be moved, as shown in fig. 5-8, an operator operates the limiting mechanism to limit the upper supporting plate 1 to move upwards, then the screw rod 9 is rotated, the screw rod 9 drives the threaded sleeve 10 to move on the screw rod 9, the threaded sleeve 10 drives the first connecting rod 6 and the second connecting rod 7 to rotate through the rotating shaft 8, so that the upper supporting plate 1 and the lower supporting plate 2 deviate from each other to move, and as the upper supporting plate 1 is limited by the limiting mechanism to move upwards at the moment, the connecting rod group drives the lower supporting plate 2 to move downwards at the moment, the threaded sleeve 10 and the screw rod 9 also move downwards along with the lower supporting plate until the roller 5 is in contact with the ground and jacks up the rack 3, and; when the device needs to be stably stopped, an operator operates the limiting mechanism to limit the upper supporting plate 1 to move downwards, then the screw rod 9 is reversely rotated, the screw rod 9 drives the threaded sleeve 10 to move reversely, the threaded sleeve 10 drives the upper supporting plate 1 and the lower supporting plate 2 to move oppositely through the connecting rod group, the upper supporting plate 1 is limited by the limiting mechanism to move downwards at the moment, the lower supporting plate 2 moves upwards to drive the roller 5 to move upwards at the moment until the roller 5 is separated from the ground, and the bottom end of the rack 3 is kept in contact with the ground at the moment, so that the stable support of the whole device is realized; in addition, if the cargo bucket 4 needs to be lifted, as shown in fig. 1, an operator unlocks the limiting mechanism, then rotates the screw rod 9 until the roller 5 keeps contact with the ground, continues to rotate the screw rod 9, and the connecting rod group can jack the upper supporting plate 1 upwards to lift the cargo bucket 4; therefore, adopt above-mentioned scheme, the dolly can realize lifting and can realize stable stop again, and the function of dolly is comparatively abundant.
As shown in fig. 1 and 2, in order to facilitate the unloading of the cargo bucket 4, two parallel support beams 11 are fixedly arranged on the upper supporting plate 1, one end of the cargo bucket 4 is open, a second ear seat is fixedly arranged at the open end of the cargo bucket 4, the second ear seat is rotatably connected to the support beams 11, the rotation axis of the second ear seat is perpendicular to the axis of the screw rod 9, and a handle 12 is fixedly arranged at the end of the cargo bucket 4 away from the open end; an operator can lift one end of the bucket 4 upwards through the handle 12 so as to facilitate the dumping of materials.
As shown in fig. 1 and 2, in order to prevent the material in the cargo container 4 from spilling, a covering member for closing or opening the opening is rotatably connected to the cargo container 4.
As shown in fig. 1, 2 and 6, an embodiment of the present invention provides a material handling cart for a building, in order to facilitate opening and closing of the covering member, the covering member includes a cover plate 131 and two side plates 132, the cover plate 131 is matched with the opening, the two side plates 132 are respectively and fixedly disposed at two ends of the cover plate 131, middle portions of the two side plates 132 are respectively and rotatably connected to two parallel outer side walls of the bucket 4 through first hinge shafts 22, one end of each side plate 132, which is away from the cover plate 131, is rotatably connected to a third connecting rod 14, one end of each third connecting rod 14, which is away from each side plate 132, is rotatably connected to the supporting beam 11 through a second hinge shaft 23, and the third connecting rod 14 is used for driving the side plates 132 to rotate so as to drive the cover plate 131 to open or close the opening; when an operator lifts the cargo bucket 4 upwards, because the first hinge shaft 22 moves forwards along with the cargo bucket 4, one end of the side plate 132, which is far away from the cover plate 131, drives the third connecting rod 14 to rotate anticlockwise around the second hinge shaft 23, and drives the side plate 132 to rotate clockwise around the first hinge shaft 22 in the anticlockwise rotation process of the third connecting rod 14, so that the cover plate 131 is lifted upwards, the opening and closing of the open end of the cargo bucket 4 are realized, and the details are not repeated herein; it will be appreciated that the initial angles between the third link 14, the side panel 132 and the bucket 4 are matched and arranged to achieve the above-mentioned function.
As shown in fig. 1 and 4, in order to improve the stability of the upper supporting plate 1 and the lower supporting plate 2 during movement, the number of the four link groups is four, the four link groups are grouped in pairs and symmetrically arranged between the upper supporting plate 1 and the lower supporting plate 2, the number of the threaded sleeves 10 is two, the rotation directions of the two threaded sleeves 10 are opposite, and two ends of each threaded sleeve 10 are respectively fixedly connected with each rotating shaft 8.
As shown in fig. 5 to 8, an embodiment of the present invention provides a material handling cart for a building, where the limiting mechanism includes four limiting rods 15, the number of the racks 3 is four, the four racks 3 are grouped in pairs and distributed on two sides of the upper supporting plate 1, each rack 3 is provided with a transverse upper limiting hole 24 and a transverse lower limiting hole 25, each limiting rod 15 respectively passes through each upper limiting hole 24 and each lower limiting hole 25 to limit the upward or downward movement of the upper supporting plate 1, the limiting rods 15 are connected to the limiting holes in a sliding manner, that is, the limiting rods 15 can be pulled out from the limiting holes, it should be understood that when the limiting rods 15 limit the upward movement of the upper supporting plate 1, the outer surfaces of the limiting rods 15 are in contact with the top surface of the upper supporting plate 1 to prevent the upward movement of the upper supporting plate 1, the same process is used when the limiting rod 15 limits the downward movement of the upper supporting plate 1, and the description is omitted here; when the device needs to move, the limiting rods 15 are inserted into the two opposite upper limiting holes 24, then the screw rod 9 is rotated, the screw rod 9 drives the threaded sleeve 10 to move, the threaded sleeve 10 drives the upper supporting plate 1 and the lower supporting plate 2 to move away through the connecting rod group, and at the moment, the upper supporting plate 1 cannot move upwards under the limiting of the limiting rods 15, so that the lower supporting plate 2 drives the rollers 5 to move downwards until the rollers are contacted with the ground and jack the rack 3, and at the moment, the device can be conveniently moved; when the device needs to be stably stopped, the limiting rod 15 is inserted into the lower limiting hole 25, the limiting rod 15 limits the upper supporting plate 1 to move downwards at the moment, then the screw rod 9 is rotated, the threaded sleeve 10 enables the lower supporting plate 2 to move upwards through the connecting rod group until the lower supporting plate 2 retracts into the rack 3, and the rack 3 realizes stable support of the device.
As shown in fig. 7, the embodiment of the present invention provides a material handling cart for building construction, wherein a support plate 16 is fixedly disposed at the bottom end of each of the frames 3 for the placement stability of the lifting device.
As shown in fig. 1 and 3, in the material handling trolley for building according to the embodiment of the present invention, in order to conveniently store the limiting rods 15, a storage box 17 for storing each limiting rod 15 is fixedly disposed at the bottom end of the lower supporting plate 2, and an opening is disposed at one end of the storage box 17.
As shown in fig. 1 and 3, in the material handling cart for building construction according to the embodiment of the present invention, a non-slip mat 18 is fixedly disposed in the opening, preferably, the non-slip mat 18 is made of rubber, four semi-annular grooves are disposed on the non-slip mat 18, and each groove is matched with an outer surface of the limiting rod 15; adopt above-mentioned scheme, can put into receiver 17 with the gag lever post 15 who dismantles and lean on the recess on slipmat 18 with the one end of gag lever post 15 on, because slipmat 18 and gag lever post 15's friction for the device removes the in-process, and gag lever post 15 is difficult because inertia effect roll-off receiver 17.
As shown in fig. 1, the embodiment of the invention provides a material handling trolley for building construction, in order to improve the movement stability of a lifting device, the number of the rollers 5 is four, four rollers 5 are grouped in pairs and symmetrically arranged at two ends of the lower supporting plate 2, and in order to facilitate the steering of the device, one group of the rollers 5 is a universal wheel.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims (10)

1. A materials handling dolly for building which characterized in that: comprises an upper supporting plate (1), a lower supporting plate (2), a frame (3) and a screw rod (9);
the upper supporting plate (1) is connected above the lower supporting plate (2) through a connecting rod group, the upper supporting plate (1) and the lower supporting plate (2) are vertically and slidably connected to the rack (3), a cargo hopper (4) is arranged at the top end of the upper supporting plate (1), and a plurality of rollers (5) are arranged at the bottom end of the lower supporting plate (2);
the connecting rod group comprises a first connecting rod (6) and a second connecting rod (7), one end of the first connecting rod (6) is rotatably connected to the upper supporting plate (1), the other end of the first connecting rod is rotatably connected with one end of the second connecting rod (7) through a rotating shaft (8), and one end of the second connecting rod (7) departing from the first connecting rod (6) is rotatably connected with the lower supporting plate (2);
the screw rod (9) is sleeved and connected with a threaded sleeve (10) in a threaded manner, and the threaded sleeve (10) is fixedly connected with the rotating shaft (8);
the frame (3) is detachably connected with a limiting mechanism, and the limiting mechanism is used for limiting the upward or downward movement of the upper supporting plate (1).
2. The materials handling cart for a building of claim 1, further comprising: a supporting beam (11) is fixedly arranged on the upper supporting plate (1), one end of the goods bucket (4) is open, one end of the goods bucket (4) which is open is rotatably connected to the supporting beam (11) and the rotating axis of the goods bucket is perpendicular to the axis of the screw rod (9), and one end of the goods bucket (4) which deviates from the opening is fixedly provided with a handle (12).
3. The materials handling cart for a building of claim 2, further comprising: the goods hopper (4) is connected with a covering part used for closing or opening the opening in a rotating way.
4. A materials handling cart for a building constructed according to claim 3 and further comprising: the covering part comprises a cover plate (131) and two side plates (132), the cover plate (131) is matched with the opening, the two side plates (132) are fixedly arranged at two ends of the cover plate (131) respectively, the middle parts of the two side plates (132) are rotatably connected to two parallel outer side walls of the cargo bucket (4) respectively, one end, deviating from the cover plate (131), of each side plate (132) is rotatably connected with a third connecting rod (14), one end, deviating from each side plate (132), of each third connecting rod (14) is rotatably connected with the supporting beam (11), and the third connecting rod (14) is used for driving the side plates (132) to rotate so as to drive the cover plate (131) to open or close the opening.
5. The materials handling cart for a building of any one of claims 1 to 4, wherein: the number of the connecting rod sets is four, the four connecting rod sets are two by two and are symmetrically arranged between the upper supporting plate (1) and the lower supporting plate (2), the number of the thread sleeves (10) is two, the rotating directions of the two thread sleeves (10) are opposite, and two ends of each thread sleeve (10) are fixedly connected with each rotating shaft (8) respectively.
6. The materials handling cart for a building of claim 5, further comprising: the limiting mechanism comprises four limiting rods (15), the number of the racks (3) is four, the four racks (3) are two-by-two in one group and distributed on two sides of the upper supporting plate (1), each rack (3) is provided with a transverse upper limiting hole (24) and a transverse lower limiting hole (25), and each limiting rod (15) penetrates through each upper limiting hole (24) and each lower limiting hole (25) respectively to limit the upward or downward movement of the upper supporting plate (1).
7. The materials handling cart for a building of claim 6, further comprising: the bottom end of each frame (3) is fixedly provided with a supporting flat plate (16).
8. A materials handling cart for construction, as claimed in claim 6 or claim 7, wherein: the bottom of bottom plate (2) sets firmly be used for accomodating each receiver (17) of gag lever post (15), the one end of receiver (17) is equipped with the opening.
9. The materials handling cart for a building of claim 8, wherein: an anti-slip pad (18) is fixedly arranged in the opening, four semicircular grooves are formed in the anti-slip pad (18), and each groove is matched with the outer surface of the limiting rod (15).
10. The materials handling cart for a building of claim 1, further comprising: the number of the idler wheels (5) is four, every two of the four idler wheels (5) are in a group and are symmetrically arranged at two ends of the lower supporting plate (2), and one group of the idler wheels (5) are universal wheels.
CN202011196066.4A 2020-10-30 2020-10-30 Material carrying trolley for building Active CN112477944B (en)

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Application Number Priority Date Filing Date Title
CN202011196066.4A CN112477944B (en) 2020-10-30 2020-10-30 Material carrying trolley for building

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CN112477944A true CN112477944A (en) 2021-03-12
CN112477944B CN112477944B (en) 2021-10-19

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113022682A (en) * 2021-04-28 2021-06-25 福建联创智业建设工程有限公司 Shopping cart for supermarket
CN114056407A (en) * 2021-11-23 2022-02-18 江西省朝晖城市建设工程有限公司 Brick conveyor for building

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CN113022682B (en) * 2021-04-28 2022-02-08 福建联创智业建设工程有限公司 Shopping cart for supermarket
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CN114056407B (en) * 2021-11-23 2024-05-03 襄阳市政建设工程有限公司 Brick conveying device for building construction

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