CN109516393B - Device for hoisting building materials - Google Patents
Device for hoisting building materials Download PDFInfo
- Publication number
- CN109516393B CN109516393B CN201811562273.XA CN201811562273A CN109516393B CN 109516393 B CN109516393 B CN 109516393B CN 201811562273 A CN201811562273 A CN 201811562273A CN 109516393 B CN109516393 B CN 109516393B
- Authority
- CN
- China
- Prior art keywords
- shell
- casing
- fixedly connected
- motor
- hook
- Prior art date
- 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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- 239000004566 building material Substances 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- 238000001035 drying Methods 0.000 claims description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 239000004035 construction material Substances 0.000 claims 7
- 230000008878 coupling Effects 0.000 claims 4
- 238000010168 coupling process Methods 0.000 claims 4
- 238000005859 coupling reaction Methods 0.000 claims 4
- 210000003437 trachea Anatomy 0.000 claims 3
- 238000004804 winding Methods 0.000 abstract description 4
- 238000005457 optimization Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- 239000002274 desiccant Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C25/00—Cranes not provided for in groups B66C17/00 - B66C23/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/18—Power-operated hoists
Abstract
The invention discloses a device for hoisting building materials, which comprises a first shell, a fixing frame and a second shell, wherein a first motor is arranged in the second shell, the first motor is connected with a gear through a worm, the gear is sleeved on the outer side of a first connecting shaft, the first connecting shaft is connected with a belt wheel sleeved on the outer side of a second connecting shaft through a belt, the tail end of the second connecting shaft penetrates through the second shell and then is connected with a winding reel provided with a first rope, the second shell is provided with a fixed rod with a fixed pulley at the tail end, the tail end of the first rope is provided with a first hook, a connecting frame, a second rope and a placing frame are sequentially arranged below the first hook, and a fixed ring is arranged on the placing frame; a second motor and a ball screw are arranged in the first shell, a connecting block is arranged at the top of the ball screw, and a second hook is arranged on the connecting block. According to the invention, the second motor and the ball screw can be used for enabling the placing rack to be pulled into the fixing frame by using the second hook, so that the building materials are prevented from falling off when workers take the building materials, and the labor intensity of the workers is reduced.
Description
Technical Field
The invention relates to a lifting device, in particular to a lifting device for building materials, and belongs to the technical field of building equipment application.
Background
With the development of economy and the increase of urban population, the quality and quantity of houses are gradually increasing, and when building a building, it may be necessary to transport building materials from the ground to a high place, and to use a hoisting device for transportation.
After the material is hoisted by a general hoisting device, a worker may need to manually take the material, which may cause the material to splash or drop, and may increase the labor intensity of the worker; when hoisting is carried out, a power element in the hoisting device can generate a large amount of heat, and the service life of the power element can be influenced; the lifting device may need to be moved to transport materials at different positions, and the general lifting device is inconvenient to move, and when the lifting device moves, the labor intensity of workers may be increased. Therefore, a device for hoisting a building material is proposed to solve the above-mentioned problems.
Disclosure of Invention
The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide a device for hoisting a building material.
The invention realizes the aim through the following technical scheme, a device for hoisting building materials comprises a bottom plate (1), a first shell (2) is fixedly connected to the top of the bottom plate (1), a fixing frame (3) is fixedly connected to the top of the first shell (2), a second shell (4) is fixedly connected to the top of the fixing frame (3), a first motor (5), a gear (7) and a belt pulley (8) are arranged in the second shell (4), the output end of the first motor (5) is rotationally connected with a worm (6), the worm (6) is in meshed connection with the gear (7), the gear (7) and the belt pulley (8) are respectively sleeved with a first connecting shaft and a second connecting shaft, two ends of the first connecting shaft and two ends of the second connecting shaft are rotationally connected with the side wall of the second shell (4), the first connecting shaft is also in transmission connection with the belt pulley (8) through a belt (9), the tail end of the second connecting shaft penetrates through the side wall of the second shell (4), the tail end of the second connecting shaft is sleeved with a winding drum (14), the surface of the winding drum (14) is rotationally connected with a fixed pulley (11), the fixed pulley (11) is fixedly connected with a fixed pulley (10) at one side of the fixed pulley (11), the tail end of the first rope (12) is fixedly connected with a first hook (15), the first hook (15) is hung on a connecting frame (16), the bottom of the connecting frame (16) is fixedly connected with a second rope (17), the tail end of the second rope (17) is fixedly connected with a placing frame (18), and one side, close to a fixing frame, of the placing frame (18) is fixedly connected with a fixing ring (19);
the novel portable electric power generation device is characterized in that a second motor (23) is fixedly arranged on one side of the interior of the first shell (2), a screw (22) is rotationally connected to the output end of the second motor (23), a ball nut (21) is connected to the surface of the screw (22) in a meshed mode, a connecting block (13) is fixedly connected to the top of the ball nut (21), a sliding groove (27) is formed in the top of the first shell (2), the connecting block (13) is slidably connected with the sliding groove (27), the top of the connecting block is exposed out of the first shell, and a second hook (20) matched with the fixed ring (19) is fixedly connected to one side, close to the fixed ring (19), of the top of the connecting block (13).
Preferably, the front surface and the back surface of the first shell (2) are fixedly provided with sleeves (24), the inside of each sleeve (24) is fixedly provided with a cylinder (25), the output end of each cylinder (25) is connected with a roller (26) for driving the rollers (26) to move up and down in the vertical direction, the surface of the first shell (2) is fixedly provided with a pneumatic pump (37), and the pneumatic pump (37) is communicated with the cylinder (25) through an air inlet pipe. .
Preferably, the water tank (31) is connected to one side of the second shell (4) in a jogged manner, the vacuum pump (29) is fixedly installed at the top of the second shell (4), two ends of the vacuum pump (29) are respectively communicated with the first air pipe (30) and the second air pipe (38), one end, far away from the vacuum pump (29), of the first air pipe (30) is connected with the air plate (34) located in the water tank, a cavity and a plurality of through holes are respectively formed in the air plate (34) and the surface of the air plate, a first connecting pipe and a second connecting pipe are respectively arranged at the top of the second shell (4) and the top of the water tank (31), a drying pipe (36) filled with silica gel drying agent is arranged between the first connecting pipe and the second connecting pipe, and one end, far away from the vacuum pump (29), of the second air pipe (38) extends to the inside the second shell (4). .
Preferably, the through hole and the end of the first air pipe (30) are communicated with the inside of the cavity.
Preferably, one end of the screw rod (22) is sleeved with a bearing, and the bearing is fixedly connected to the inner side wall of the first shell (2).
Preferably, a partition board is arranged on one side of the second motor (23), and the partition board is fixedly connected with the inner side wall of the first shell (2).
Preferably, the number of the sleeves (24) is four, and the bottom ends of the four sleeves (24) are provided with open ends.
Preferably, a plurality of mounting holes (28) are formed in the surface of the bottom plate (1).
Preferably, the included angle between the second ropes (17) and the top of the placement frame (18) is 45 degrees, and the number of the second ropes (17) is four.
Preferably, the worm (6) is rotationally connected with fixed blocks, the fixed blocks are fixedly connected with the inner wall of the bottom of the second shell (4), and the number of the fixed blocks is two.
The beneficial effects of the invention are as follows:
1. the device has reasonable structure and novel design, after the building material is hoisted, the second hook can be conveniently pulled into the fixing frame by the second motor, the screw rod and the ball nut, so that the building material can be prevented from falling off when a worker takes the building material, and the labor intensity of the worker is reduced;
2. the device can pump air in the second shell through the vacuum pump, can cool through the water tank, then can reflux into the second shell after being dried through the drying pipe, can cool the interior of the second shell, and can protect the internal elements of the second shell;
3. when the device needs to be moved, the roller can fall off from the sleeve through the air cylinder, and is contacted with the ground, the first shell and the fixing frame can be supported, convenience is provided for the device to move, and when the device is fixed, the roller can enter the sleeve through the air cylinder, so that the roller can be conveniently fixed.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the first housing and sleeve according to the present invention;
FIG. 3 is a schematic diagram showing the connection structure of the drying pipe and the connecting pipe according to the present invention;
fig. 4 is a schematic structural view of the second housing and the bobbin of the present invention.
In the figure: 1. the bottom plate, 2, the first casing, 3, the mount, 4, the second casing, 5, the first motor, 6, the worm, 7, the gear, 8, the pulley, 9, the belt, 10, the dead lever, 11, the fixed pulley, 12, the first rope, 13, the connecting block, 14, the bobbin, 15, the first couple, 16, the connecting frame, 17, the second rope, 18, the rack, 19, the solid ring, 20, the second couple, 21, the ball nut, 22, the screw, 23, the second motor, 24, the sleeve, 25, the cylinder, 26, the roller, 27, the chute, 28, the mounting hole, 29, the vacuum pump, 30, the first air pipe, 31, the water tank, 32, the water inlet, 33, the water outlet, 34, the air plate, 35, the connecting pipe, 36, the drying pipe, 37, the pneumatic pump, 38, the second air pipe.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-4, a device for hoisting building materials comprises a bottom plate 1, wherein a first shell 2 is fixedly connected to the top of the bottom plate 1, a fixing frame 3 is fixedly connected to the top of the first shell 2, a second motor 23 is installed at the two ends of the first shell 2, a second shell 4 is fixedly connected to the top of the fixing frame 3, no shielding object (namely side plate) is arranged at the side part of the fixing frame 3, a first motor 5, a gear 7 and a belt pulley 8 are arranged in the second shell 4, the output end of the first motor 5 is rotatably connected with a worm 6, the worm 6 and the gear 7 can reduce speed to increase the bearing capacity of a first rope 12, the worm 6 is meshed with the gear 7, the gear 7 and the belt pulley 8 are respectively sleeved with a first connecting shaft and a second connecting shaft, two ends of the first connecting shaft are rotatably connected with the side wall of the second shell 4, the first connecting shaft is also in transmission connection with the belt pulley 8 through a belt 9, the tail end of the second connecting shaft penetrates through the side wall of the second shell 4, the tail end of the second connecting shaft is sleeved with a reel 14, the tail end of the second connecting shaft is sleeved with a hook 14, the tail end of the first rope 12 is fixedly connected with a hook 15, the tail end of the hook 15 is fixedly connected with a hook 15 is fixedly arranged at one side of the hook 15, and the hook 15 is fixedly connected with a hook 15, and the hook 15 is fixedly connected with the tail end of the hook 15, and the hook 15 is fixedly connected with the hook 15, and the hook 15 is fixedly to the hook 15, and the hook 15 is fixedly connected with the hook 15, and the hook 15;
the second motor 23 is fixedly arranged on one side of the inside of the first shell 2, the output end of the second motor 23 is rotationally connected with the screw 22, the surface of the screw 22 is in meshed connection with the ball nut 21, the ball nut 21 can move along the direction of the screw 22, the top of the ball nut 21 is fixedly connected with the connecting block 13, the first motor 5 and the second motor 23 are both motors capable of rotating positively and negatively, the top of the first shell 2 is provided with the sliding chute 27, the connecting block 13 is in sliding connection with the sliding chute 27, one side of the connecting block 13 is fixedly connected with the second hook 20, a string is tied between the second hook 20 and the connecting block 13, the front and the back of the first shell 2 are fixedly provided with the sleeve 24, the inside of the sleeve 24 is fixedly provided with the cylinder 25, the output end of the cylinder 25 is rotationally connected with the roller 26 for driving the roller 26 to move up and down in the vertical direction, the surface of the first shell 2 is fixedly provided with the pneumatic pump 37, the air pump 37 is communicated with the air cylinder 25 through an air inlet pipe, a water tank 31 is connected to one side of the second shell 4 in a jogged manner, a vacuum pump 29 is fixedly arranged at the top of the second shell 4, two ends of the vacuum pump 29 are respectively communicated with a first air pipe 30 and a second air pipe 38, the tail end of the first air pipe 30 is connected with an air plate 34, the air plate 34 is in water of the water tank 31, the bottom end of the second connecting pipe 35 is above the water surface, a cavity and a plurality of through holes are respectively formed in the air plate 34 and the surface, a first connecting pipe 35 and a second connecting pipe 35 are respectively connected to the top of the second shell 4 and the top of the water tank 31 in a jogged manner, a drying pipe 36 filled with silica gel drying agent is connected between the first connecting pipe and the second connecting pipe, the tail end of the second air pipe 38 extends to the inside the second shell 4, the air pump is used for matching the vacuum pump 29 and the first air pipe 30 to send the hot air in the second shell into the water tank for cooling, and finally the cooled air enters the second shell 4 through the first connecting pipe, the second connecting pipe and the drying pipe.
As a technical optimization scheme of the invention, the top and one side of the water tank 31 are respectively provided with the water inlet 32 and the water outlet 33, the water inlet 32 and the water outlet 33 are respectively connected with rubber plugs in a matched manner, the water inlet 32 and the water outlet 33 can realize water changing of the water tank 31, and the rubber plugs can realize opening and closing of the water inlet 32 and the water outlet 33.
As a technical optimization scheme of the invention, the two ends of the drying pipe 36 are fixedly connected with filter screens, the drying pipe 36 is of a C-shaped structure, and the filter screens can prevent silica gel drying agent in the drying pipe 36 from leaking out.
As a technical optimization scheme of the invention, the through holes and the tail ends of the first air pipes 30 are communicated with the inside of the cavity, and air in the first air pipes 30 enters the cavity and can be sprayed out from the through holes.
As a technical optimization scheme of the invention, one end of the screw rod 22 is sleeved with a bearing, the bearing is fixedly connected to the inner side wall of the first shell 2, and the bearing can support one end of the screw rod 22.
As a technical optimization scheme of the invention, a partition board is arranged on one side of the second motor 23 and fixedly connected with the inner side wall of the first shell 2, and the partition board can divide the interior of the first shell 2 and protect the second motor 23.
As a technical optimization scheme of the invention, the number of the sleeves 24 is four, the bottom ends of the four sleeves 24 are provided with open ends, the sleeves 24 provide a fixed space for the air cylinder 25, and the output end of the air cylinder can extend from the open ends.
As a technical optimization scheme of the invention, a plurality of mounting holes 28 are formed in the surface of the bottom plate 1, and the mounting holes 28 are used for mounting and fixing the bottom plate 1.
As a technical optimization scheme of the invention, the included angle between the second ropes 17 and the top of the placement frame 18 is 45 degrees, and the number of the second ropes 17 is four, so that the placement frame 18 keeps balance when moving.
As a technical optimization scheme of the invention, the worm 6 is rotationally connected with the fixed blocks, the fixed blocks are fixedly connected with the inner wall of the bottom of the second shell 4, the number of the fixed blocks is two, and the fixed blocks can support the worm 6.
When the device is used, electric elements in the device are externally connected with a power supply and a control switch, the device can be fixed through the mounting hole 28, the worm 6 can be driven to rotate through the forward rotation of the first motor 5, the first connecting shaft is driven to rotate through the transmission of the worm 6 and the gear 7, the belt 9 is driven to rotate, the belt pulley 8 is driven to rotate, the winding drum 14 is driven to rotate through the second connecting shaft, the first rope 12 can be driven to move, the placing rack 18 is driven to move to the position of the fixing frame 3, the second hook 20 passes through the fixing ring 19, the second motor 23 drives the screw 22 to rotate, the connecting block 13 is driven to move, the placing rack 18 is driven to move to the fixing frame 3 through the reverse rotation of the first motor 5, and a worker can conveniently take building materials; when the first motor 5 works, the vacuum pump 29 can extract air in the second shell 4 through the second air pipe 38, the air enters the cavity through the first air pipe 30, the air is sprayed out from a plurality of through holes, water in the water tank 31 is used for cooling the extracted air, and the air is dried through the drying pipe 36 and then flows back into the second shell 4, so that the internal elements of the second shell 4 can be protected; when the floor plate 1 is required to be moved, the fixation of the floor plate 1 is released, the inside of the cylinder 25 can be inflated by the pneumatic pump 37, the end of the cylinder 25 can be extended, the roller 26 can be contacted with the ground, the floor plate can be supported, the floor plate can be moved conveniently, and after the floor plate is moved to a specified position, the end of the cylinder 25 can be moved into the sleeve 24 by the pneumatic pump 37, and the floor plate 1 can be contacted with the ground.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (8)
1. The utility model provides a building material hoist and mount is with device, includes bottom plate (1), its characterized in that: the utility model discloses a hook, including bottom plate (1), first casing (2), mount (3) are fixed on top rigid coupling of first casing (2), mount (3) top rigid coupling has second casing (4), second casing (4) inside is equipped with first motor (5), gear (7) and band pulley (8), first motor (5) output rotates and is connected with worm (6), worm (6) and gear (7) meshing are connected, gear (7) and band pulley (8) cup joint first connecting axle and second connecting axle respectively, and first connecting axle both ends and second connecting axle both ends all rotate with second casing (4) lateral wall and be connected, first connecting axle still is connected with band pulley (8) transmission through belt (9), second connecting axle end runs through second casing (4) lateral wall, and second connecting axle end cup joints bobbin (14), bobbin (14) surface is around twining first rope (12), second casing (4) one side rigid coupling has dead lever (10), end (10) and second pulley (12) are hung end fixed lever (16) and are connected with first rope (12) rotation, first hook (15) rigid coupling, the bottom of the connecting frame (16) is fixedly connected with a second rope (17), the tail end of the second rope (17) is fixedly connected with a placing frame (18), and one side, close to the fixing frame, of the placing frame (18) is fixedly connected with a fixing ring (19);
the novel anti-theft device is characterized in that a second motor (23) is fixedly arranged on one side of the interior of the first shell (2), the output end of the second motor (23) is rotationally connected with a screw (22), a ball nut (21) is connected to the surface of the screw (22) in a meshed mode, a connecting block (13) is fixedly connected to the top of the ball nut (21), a sliding groove (27) is formed in the top of the first shell (2), the connecting block (13) is slidably connected with the sliding groove (27), the top of the connecting block is exposed out of the first shell, and a second hook (20) matched with the fixing ring (19) is fixedly connected to one side, close to the fixing ring (19), of the top of the connecting block (13);
one end of the screw rod (22) is sleeved with a bearing, and the bearing is fixedly connected to the inner side wall of the first shell (2);
one side of the second motor (23) is provided with a baffle plate, and the baffle plate is fixedly connected with the inner side wall of the first shell (2).
2. A device for lifting construction material according to claim 1, wherein: the front surface and the back surface of the first shell (2) are fixedly provided with sleeves (24), the interiors of the sleeves (24) are fixedly provided with air cylinders (25), the output ends of the air cylinders (25) are connected with rollers (26) for driving the rollers (26) to move up and down in the vertical direction, the surface of the first shell (2) is fixedly provided with a pneumatic pump (37), and the pneumatic pump (37) is communicated with the air cylinders (25) through an air inlet pipe.
3. A device for lifting construction material according to claim 1, wherein: the utility model discloses a vacuum pump, including second casing (4), vacuum pump (29) are installed at second casing (4) one side gomphosis, first gas tube (30) and second trachea (38) are communicated respectively at vacuum pump (29) both ends, keep away from one end of vacuum pump (29) on first trachea (30) and be located gas plate (34) link to each other in the water tank, cavity and a plurality of through-hole have been opened respectively to gas plate (34) inside and surface, second casing (4) top and water tank (31) top are equipped with first connecting pipe and second connecting pipe respectively, be equipped with inside drying tube (36) of filling the silica gel drier between first connecting pipe and the second connecting pipe, one end that keeps away from vacuum pump (29) on second trachea (38) extends to inside second casing (4).
4. A device for lifting construction material according to claim 3, wherein: the through hole and the tail end of the first air pipe (30) are communicated with the inside of the cavity.
5. A device for lifting construction material according to claim 2, characterized in that: the number of the sleeves (24) is four, and the bottom ends of the four sleeves (24) are provided with open ends.
6. A device for lifting construction material according to claim 1, wherein: the surface of the bottom plate (1) is provided with a plurality of mounting holes (28).
7. A device for lifting construction material according to claim 1, wherein: the included angle between the second ropes (17) and the top of the placement frame (18) is 45 degrees, and the number of the second ropes (17) is four.
8. A device for lifting construction material according to claim 1, wherein: the worm (6) is rotationally connected with fixed blocks, the fixed blocks are fixedly connected with the inner wall of the bottom of the second shell (4), and the number of the fixed blocks is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811562273.XA CN109516393B (en) | 2018-12-20 | 2018-12-20 | Device for hoisting building materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811562273.XA CN109516393B (en) | 2018-12-20 | 2018-12-20 | Device for hoisting building materials |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109516393A CN109516393A (en) | 2019-03-26 |
| CN109516393B true CN109516393B (en) | 2024-02-06 |
Family
ID=65795918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811562273.XA Active CN109516393B (en) | 2018-12-20 | 2018-12-20 | Device for hoisting building materials |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109516393B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203740911U (en) * | 2014-01-27 | 2014-07-30 | 阙先进 | Indoor crane |
| CN207226889U (en) * | 2017-07-31 | 2018-04-13 | 浙江祥康农业发展有限公司 | A kind of construction site handling device |
| CN108033376A (en) * | 2017-11-30 | 2018-05-15 | 张启剑 | A kind of indoor material mechanically moving device |
| CN108797989A (en) * | 2018-05-08 | 2018-11-13 | 南京理工大学 | A kind of engineering construction door-type scaffold |
| CN209685197U (en) * | 2018-12-20 | 2019-11-26 | 金陵科技学院 | A kind of construction material device for hoisting |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070051477A1 (en) * | 2005-09-07 | 2007-03-08 | Hunter Douglas Inc. | Worm gear drive mechanism for a covering for architectural openings |
| BR112016028590B1 (en) * | 2014-06-06 | 2023-12-05 | Kito Corporation | ROPE CRANE |
-
2018
- 2018-12-20 CN CN201811562273.XA patent/CN109516393B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203740911U (en) * | 2014-01-27 | 2014-07-30 | 阙先进 | Indoor crane |
| CN207226889U (en) * | 2017-07-31 | 2018-04-13 | 浙江祥康农业发展有限公司 | A kind of construction site handling device |
| CN108033376A (en) * | 2017-11-30 | 2018-05-15 | 张启剑 | A kind of indoor material mechanically moving device |
| CN108797989A (en) * | 2018-05-08 | 2018-11-13 | 南京理工大学 | A kind of engineering construction door-type scaffold |
| CN209685197U (en) * | 2018-12-20 | 2019-11-26 | 金陵科技学院 | A kind of construction material device for hoisting |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109516393A (en) | 2019-03-26 |
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