CN112320659B - Triggering type heavy object lifting and transporting device - Google Patents
Triggering type heavy object lifting and transporting device Download PDFInfo
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- CN112320659B CN112320659B CN202011083973.8A CN202011083973A CN112320659B CN 112320659 B CN112320659 B CN 112320659B CN 202011083973 A CN202011083973 A CN 202011083973A CN 112320659 B CN112320659 B CN 112320659B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/02—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars
- B66F7/025—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars screw operated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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Abstract
The invention relates to a conveying device, in particular to a trigger type heavy object lifting conveying device. The technical problem of the invention is that: the utility model provides a can transport the heavy object automatically, and the fast trigger formula heavy object lift conveyer of transport speed. The utility model provides a trigger formula heavy object lift conveyer, including: the rack is used for mounting the whole device; the servo motor is arranged on one side of the upper part of the rack; the meshing mechanism is arranged on the upper part of the rack; the positive and negative rotation mechanism is arranged on the upper part of the frame and is connected with the meshing mechanism; the lifting mechanism is arranged on the upper part of the frame. The invention achieves the effects of automatically transporting heavy objects and pushing out the heavy objects; when the bearing frame moves downwards and is put into the in-process to drive the pushing mechanism to move downwards, the pushing mechanism can push out the heavy object under the cooperation of the pushing mechanism, and therefore the heavy object does not need to be manually taken down.
Description
Technical Field
The invention relates to a conveying device, in particular to a trigger type heavy object lifting conveying device.
Background
In the process of building construction, people need to lift and transport building materials, workers generally carry the building materials manually or establish a support at a position where the building materials need to be transported, and the workers manually pull a rope to convey the needed building materials upwards under the action of a pulley block. The aforesaid carries the in-process of transporting the heavy object, needs the manual work to carry, or goes up and down to the heavy object through the instrument, and the workman is comparatively tired, and with heavy object upwards transportation back, needs the workman to take off the heavy object.
Therefore, it is necessary to design a triggered heavy object lifting and transporting device that can automatically transport heavy objects and push out the heavy objects.
Disclosure of Invention
In order to overcome the defects that workers are tired and the transportation speed is slow because heavy objects need to be carried manually or lifted by a tool, the invention has the technical problems that: the trigger type heavy object lifting and transporting device can automatically transport heavy objects and push the heavy objects out.
The technical implementation scheme of the invention is as follows: a triggered heavy object lifting and transporting device comprises: the rack is used for mounting the whole device; the servo motor is arranged on one side of the upper part of the rack; the meshing mechanism is arranged on the upper part of the rack; the positive and negative rotation mechanism is arranged on the upper part of the frame and is connected with the meshing mechanism; the lifting mechanism is arranged on the upper part of the frame.
In a preferred embodiment of the present invention, the engagement mechanism comprises: the T-shaped frame is arranged on an output shaft of the servo motor; the first spring is arranged between the rack and the sleeve; the sleeve is movably arranged on the output shaft of the servo motor, and the first spring is sleeved on the output shaft of the servo motor; the first connecting rods are symmetrically and rotatably arranged on the sleeve; the meshing blocks are respectively and rotatably arranged on the first connecting rods on the two sides; the first gear is rotatably arranged on one side, close to the servo motor, of the rack, and the meshing block and the T-shaped frame are both located on the inner side of the first gear; the limiting block is arranged on the rack; the special-shaped push rod is arranged on the sleeve and is connected with the limiting block in a sliding manner; the first wedge block is arranged on the upper part of the rack in a sliding manner; the second spring is arranged between the first wedge-shaped block and the rack; the T-shaped rod is arranged on the lifting mechanism and is in contact fit with the first wedge-shaped block.
In a preferred embodiment of the present invention, the forward/reverse rotation mechanism comprises: the second gear is rotatably arranged on the rack and is positioned right above the first gear, and the second gear is meshed with the first gear; the spline shaft is rotatably arranged on the position, close to the second gear, of the rack; the special-shaped gear sleeve is arranged on the spline shaft in a sliding mode and meshed with the second gear, and the special-shaped gear sleeve is meshed with the first gear; the limiting plate is arranged at the upper part of the rack in a sliding manner and is connected with the special-shaped gear sleeve; the second wedge block is arranged at the upper part of the limiting plate; the wedge push rod is arranged in the limiting plate in a sliding mode and is in contact fit with the second wedge block.
In a preferred embodiment of the present invention, the lifting mechanism comprises: the bearing frame is symmetrically and slidably arranged on the upper part of the machine frame; the screw rod is symmetrically and rotatably arranged on the upper part of the rack and penetrates through the bearing frame; the third spring is sleeved on the lower side of the screw rod and connected with the rack; the bevel gear set is arranged between the screw rod and the spline shaft; the traction sleeve is rotatably arranged on the screw rod; the fixing rod is arranged on the bearing frame in a sliding mode and is connected with the wedge-shaped push rod.
In a preferred embodiment of the present invention, the present invention further comprises a pushing mechanism, wherein the pushing mechanism comprises: the first rotating shaft is rotatably arranged between the bearing frames on the two sides; the third gear is arranged on the first rotating shaft; the ratchet gear is arranged on the first rotating shaft; the second rotating shaft is rotatably arranged on the lower side of the bearing frame on one side; the fourth gear is arranged on the second rotating shaft; the crank is arranged on the second rotating shaft; the second connecting rod is rotatably arranged on the crank; the push plate is arranged between the bearing frames on the two sides in a sliding manner and is rotatably connected with the second connecting rod; the ratchet bar is arranged on one side of the upper part of the rack in a sliding manner and is in extrusion fit with the ratchet gear.
The height of the limiting plate is three meters.
The beneficial effects of the invention are as follows: the invention achieves the effects of automatically transporting heavy objects and pushing out the heavy objects; the heavy object to be transported is placed on the bearing frame, and the bearing frame is driven to move upwards through the matching of the meshing mechanism and the forward and reverse rotating mechanism, so that the heavy object is driven to move upwards, and the effect of automatically transporting the heavy object can be realized; when the bearing frame moves downwards and is put into the process, the pushing mechanism is driven to move downwards, and the heavy object can be pushed out by the pushing mechanism under the cooperation of the pushing mechanism, so that the heavy object does not need to be manually taken down.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic structural view and a cross-sectional view of a first partial body according to the present invention.
FIG. 3 is a schematic view of a second partial body structure according to the present invention.
Fig. 4 is a perspective view of a third embodiment of the present invention.
Fig. 5 is a perspective view of a fourth embodiment of the present invention.
FIG. 6 is a schematic view of a fifth partial body structure according to the present invention.
Fig. 7 is a schematic structural view and a cross-sectional view of a sixth partial body according to the present invention.
The parts are labeled as follows: 1. the device comprises a rack, 2, a servo motor, 3, an engagement mechanism, 30, a T-shaped rack, 31, a first spring, 32, a sleeve, 33, a first connecting rod, 34, an engagement block, 35, a first gear, 36, a limiting block, 37, a special-shaped push rod, 38, a second spring, 39, a first wedge block, 310, a T-shaped rod, 4, a forward and reverse rotation mechanism, 40, a second gear, 41, a spline shaft, 42, a special-shaped gear sleeve, 43, a limiting plate, 44, a second wedge block, 45, a wedge push rod, 5, a lifting mechanism, 50, a bearing rack, 51, a screw rod, 52, a third spring, 53, a bevel gear set, 54, a traction sleeve, 55, a fixing rod, 6, a pushing mechanism, 60, a first rotating shaft, 61, a third gear, 62, a ratchet gear, 63, a second rotating shaft, 64, a fourth gear, 65, a crank, 66, a second connecting rod, 67, a push plate, 68 and a ratchet.
Detailed Description
The present invention will be further described with reference to specific examples, which are illustrative of the invention and are not to be construed as limiting the invention.
Example 1
The utility model provides a trigger formula heavy object lift conveyer, as shown in figure 1, including frame 1, servo motor 2, meshing mechanism 3, positive reverse mechanism 4 and elevating system 5, 1 upper portion front side of frame is equipped with servo motor 2, and 1 upper portion of frame is equipped with meshing mechanism 3, and 1 upper portion of frame is equipped with positive reverse mechanism 4, and positive reverse mechanism 4 is connected with meshing mechanism 3, and 1 upper portion of frame is equipped with elevating system 5.
Need go up and down to the heavy object when the user and transport, can use this device, the heavy object that at first will go up and down is placed on elevating system 5, then open servo motor 2, drive meshing mechanism 3 and then just reverse mechanism 4 through servo motor 2 and function, drive 5 rebound of elevating system through just reverse mechanism 4, and then drive heavy object rebound, after the transportation is accomplished, drive 5 rebound of elevating system through just reverse mechanism 4 and reset, when the user need not transport the heavy object, close servo motor 2 can.
Example 2
On the basis of embodiment 1, as shown in fig. 2 to 6, the engaging mechanism 3 includes a T-shaped frame 30, a first spring 31, a sleeve 32, a first connecting rod 33, an engaging block 34, a first gear 35, a stopper 36, a profile push rod 37, a second spring 38, a first wedge 39 and a T-shaped rod 310, the T-shaped frame 30 is disposed on an output shaft of the servo motor 2, the sleeve 32 is movably disposed on the output shaft of the servo motor 2, the first spring 31 is connected between the frame 1 and the sleeve 32, the first spring 31 is sleeved on the output shaft of the servo motor 2, the first connecting rod 33 is symmetrically and rotatably disposed on the left side of the sleeve 32, the engaging blocks 34 are rotatably disposed on the first connecting rods 33 on both sides, the first gear 35 is rotatably disposed in the middle of the front side of the frame 1, the engaging block 34 and the T-shaped frame 30 are both located inside the first gear 35, the stopper 36 is disposed on the front side of the frame 1, the push rod 37 is disposed on the right side of the sleeve 32, the special-shaped push rod 37 is connected with the limiting block 36 in a sliding mode, a first wedge block 39 is arranged on the rack 1 in a sliding mode, a second spring 38 is connected between the first wedge block 39 and the rack 1, a T-shaped rod 310 is arranged on the lifting mechanism 5, and the T-shaped rod 310 is in contact fit with the first wedge block 39.
In the initial state, the T-shaped rod 310 abuts against the first wedge-shaped block 39, the second spring 38 is in a compressed state, and a user can place a heavy object to be transported on the lifting mechanism 5, so that the lifting mechanism 5 drives the T-shaped rod 310 to move downward, the part of the lifting mechanism 5 pushes the special-shaped push rod 37, so that the special-shaped push rod 37 and the sleeve 32 move to the left, so that the first spring 31 is stretched, the sleeve 32 drives the first connecting rod 33 and the meshing block 34 to move to the left, so that the meshing blocks 34 on both sides are opened to both sides and tightly abut against the first gear 35, so that the servo motor 2 rotates to drive the sleeve 32 and the first gear 35 to rotate, and the first gear 35 meshes with the part of the forward and reverse rotation mechanism 4 to drive the forward and reverse rotation mechanism 4 to operate, further drive the lifting mechanism 5 to drive the heavy object to move upward, and simultaneously the lifting mechanism 5 drives the T-shaped rod 310 to move upward, the T-shaped rod 310 no longer abuts against the first wedge-shaped block 39, the first wedge-shaped block 39 moves forward to abut against the special-shaped push rod 37 under the reset action of the second spring 38, when the lifting mechanism 5 drives the T-shaped rod 310 to move downward, the T-shaped rod 310 pushes the first wedge-shaped block 39 backward, the second spring 38 is in a compressed state again, the first wedge-shaped block 39 no longer abuts against the special-shaped push rod 37, and thus under the reset action of the first spring 31, the special-shaped push rod 37 drives the sleeve 32 and the first connecting rod 33 to move rightward, so that the engaging blocks 34 on the two sides do not abut against the first gear 35, the first gear 35 does not rotate any more, the forward and reverse rotation mechanism 4 and the lifting mechanism 5 do not rotate any more, and at the moment, a user can continuously place a heavy object to be transported in the lifting mechanism 5, and the process is repeated, and the user can continuously transport the heavy object.
The forward and reverse rotation mechanism 4 comprises a second gear 40, a spline shaft 41, a special-shaped gear sleeve 42, a limiting plate 43, a second wedge block 44 and a wedge push rod 45, the second gear 40 is rotatably arranged in the middle of the front side of the rack 1, the second gear 40 is positioned right above the first gear 35, the second gear 40 is meshed with the first gear 35, the spline shaft 41 is rotatably arranged on the front side of the rack 1, the special-shaped gear sleeve 42 is slidably arranged on the spline shaft 41, the special-shaped gear sleeve 42 is meshed with the second gear 40, the special-shaped gear sleeve 42 is meshed with the first gear 35, the limiting plate 43 is slidably arranged on the upper portion of the rack 1, the lower portion of the limiting plate 43 is connected with the special-shaped gear sleeve 42, the second wedge block 44 is arranged on the upper portion of the limiting plate 43, the wedge push rod 45 is slidably arranged in the limiting plate 43, and the wedge push rod 45 is in contact fit with the second wedge block 44.
Through the meshing of first gear 35 and second gear 40, drive second gear 40 and rotate, through the meshing of second gear 40 and special-shaped gear cover 42, drive integral key shaft 41 and rotate, and then drive elevating system 5 and wedge push rod 45 rebound, wedge push rod 45 rebound when contacting with limiting plate 43, drive limiting plate 43 and special-shaped gear cover 42 and move to the right side, second gear 40 no longer meshes with special-shaped gear cover 42 this moment, special-shaped gear cover 42 meshes with first gear 35, simultaneously first gear 35 meshes with second gear 40, second gear 40 idles this moment, first gear 35 drives special-shaped gear cover 42 and carries out the antiport, and then make elevating system 5 and wedge push rod 45 remove downwards, when wedge push rod 45 moves downwards and contacts with second wedge 44, wedge push rod 45 moves to the left side and resets.
The lifting mechanism 5 comprises a bearing frame 50, a screw rod 51, a third spring 52, a bevel gear group 53, a traction sleeve 54 and a fixing rod 55, the bearing frame 50 is arranged on the upper portion of the rack 1 in a bilateral symmetry sliding mode, the bearing frame 50 on the right side is connected with the T-shaped rod 310, the screw rod 51 is arranged on the upper portion of the rack 1 in a bilateral symmetry rotating mode, the bearing frame 50 penetrates through the screw rod 51, the third spring 52 is sleeved on the lower side of the screw rod 51, the lower portion of the third spring 52 is connected with the rack 1, the bevel gear group 53 is connected between the screw rod 51 and the spline shaft 41, the traction sleeve 54 is arranged on the screw rod 51 in a rotating mode, the traction sleeve 54 is connected with the bearing frame 50 in a sliding mode, the fixing rod 55 is arranged on the bearing frame 50 in a sliding mode, and the fixing rod 55 is connected with the wedge-shaped push rod 45.
The third spring 52 can support the bearing frame 50, in an initial state, the third spring 52 is in a compressed state, a user can place a heavy object to be transported on the bearing frame 50, at the moment, the third spring 52 is compressed, the spline shaft 41 rotates to drive the screw rod 51 to rotate through the bevel gear set 53, the screw rod 51 rotates to enable the traction sleeve 54 to drive the bearing frame 50 to move upwards, at the moment, the third spring 52 resets, when the bearing frame 50 moves to a high place, the user can take down the heavy object on the bearing frame 50, and then the screw rod 51 rotates reversely to drive the traction sleeve 54 and the bearing frame 50 to move downwards.
Example 3
On the basis of embodiment 2, as shown in fig. 7, the device further includes a pushing mechanism 6, the pushing mechanism 6 includes a first rotating shaft 60, a third gear 61, a ratchet gear 62, and a second rotating shaft 63, a fourth gear 64, a crank 65, a second connecting rod 66, a push plate 67 and a ratchet bar 68, wherein a first rotating shaft 60 is rotatably arranged between the bearing frames 50 at two sides, a third gear 61 and a ratchet gear 62 are arranged on the first rotating shaft 60, a second rotating shaft 63 is rotatably arranged at the lower side of the bearing frame 50 at the left side, a fourth gear 64 is arranged on the second rotating shaft 63, the fourth gear 64 is meshed with the third gear 61, the crank 65 is arranged on the second rotating shaft 63, the second connecting rod 66 is rotatably arranged on the crank 65, the push plate 67 is slidably arranged between the bearing frames 50 at two sides, the push plate 67 is rotatably connected with the second connecting rod 66, the ratchet bar 68 is slidably arranged at one side of the upper part of the rack 1, and the ratchet bar 68 is in extrusion fit with the ratchet gear 62.
The bearing frame 50 moves upwards to drive the first rotating shaft 60, the third gear 61, the ratchet gear 62 and the fourth gear 64 to move upwards, at the moment, the ratchet gear 62 cannot rotate, when the bearing frame 50 drives the first rotating shaft 60 to drive the ratchet gear 62 to move downwards, the ratchet gear 62 is in extrusion fit with the ratchet rack 68, the ratchet gear 62 drives the first rotating shaft 60 and the third gear 61 to rotate for a circle, the third gear 61 is meshed with the fourth gear 64, so that the second rotating shaft 63 and the crank 65 rotate, the second connecting rod 66 and the push plate 67 are driven to move back and forth, and the push plate 67 can push out a heavy object in the front and back moving process.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (3)
1. The utility model provides a trigger formula heavy object lift conveyer which characterized in that, including:
the device comprises a rack (1), wherein the rack (1) is used for mounting the whole device;
the servo motor (2), the servo motor (2) is arranged on one side of the upper part of the frame (1);
the meshing mechanism (3), the meshing mechanism (3) is arranged on the upper part of the frame (1);
the positive and negative rotation mechanism (4), the positive and negative rotation mechanism (4) is arranged on the upper part of the frame (1), and the positive and negative rotation mechanism (4) is connected with the meshing mechanism (3);
the lifting mechanism (5), the lifting mechanism (5) is arranged on the upper part of the frame (1);
the engaging mechanism (3) includes:
the T-shaped frame (30), the T-shaped frame (30) is arranged on the output shaft of the servo motor (2);
the first spring (31), the first spring (31) is set between the frame (1) and the sleeve (32);
the sleeve (32) is movably arranged on the output shaft of the servo motor (2), and the first spring (31) is sleeved on the output shaft of the servo motor (2);
the first connecting rod (33), the first connecting rod (33) is set on the sleeve (32) symmetrically;
the meshing blocks (34), the meshing blocks (34) are respectively and rotatably arranged on the first connecting rods (33) at two sides;
the first gear (35) is rotatably arranged on one side, close to the servo motor (2), of the rack (1), and the meshing block (34) and the T-shaped rack (30) are located on the inner side of the first gear (35);
the limiting block (36), the limiting block (36) is arranged on the frame (1);
the special-shaped push rod (37), the special-shaped push rod (37) is arranged on the sleeve (32), and the special-shaped push rod (37) is connected with the limiting block (36) in a sliding mode;
the first wedge-shaped block (39), the first wedge-shaped block (39) is arranged on the upper part of the frame (1) in a sliding way;
the second spring (38), the second spring (38) is set up between first wedge block (39) and framework (1);
the T-shaped rod (310), the T-shaped rod (310) is arranged on the lifting mechanism (5), and the T-shaped rod (310) is in contact fit with the first wedge block (39);
the positive and negative rotation mechanism (4) comprises:
the second gear (40), the second gear (40) is rotatably arranged on the frame (1), the second gear (40) is positioned right above the first gear (35), and the second gear (40) is meshed with the first gear (35);
the spline shaft (41), the spline shaft (41) is set up close to the position of the second gear (40) on the framework (1) rotatably;
the special-shaped gear sleeve (42) is arranged on the spline shaft (41) in a sliding mode, the special-shaped gear sleeve (42) is meshed with the second gear (40), and the special-shaped gear sleeve (42) is meshed with the first gear (35);
the limiting plate (43), the limiting plate (43) is arranged at the upper part of the rack (1) in a sliding manner, and the limiting plate (43) is connected with the special-shaped gear sleeve (42);
the second wedge-shaped block (44), the second wedge-shaped block (44) is arranged on the upper part of the limiting plate (43);
the wedge-shaped push rod (45), the wedge-shaped push rod (45) is arranged in the limiting plate (43) in a sliding mode, and the wedge-shaped push rod (45) is in contact fit with the second wedge-shaped block (44);
the lifting mechanism (5) comprises:
the bearing frame (50), the bearing frame (50) is symmetrically and slidably arranged on the upper part of the rack (1);
the screw rod (51), the screw rod (51) is set up in the upper portion of the framework (1) symmetrically and rotatably, the screw rod (51) crosses the bearing bracket (50);
the third spring (52), the third spring (52) is sleeved on the lower side of the screw rod (51), and the third spring (52) is connected with the rack (1);
the bevel gear set (53), the bevel gear set (53) is set up between the screw mandrel (51) and the spline shaft (41);
the traction sleeve (54), the traction sleeve (54) is rotationally arranged on the screw rod (51);
the fixing rod (55), the fixing rod (55) is arranged on the bearing frame (50) in a sliding mode, and the fixing rod (55) is connected with the wedge-shaped push rod (45).
2. A triggered heavy lift/transport device according to claim 1, characterized in that it further comprises a pushing mechanism (6), the pushing mechanism (6) comprising:
the first rotating shaft (60) is rotatably arranged between the bearing frames (50) on the two sides;
a third gear (61), the third gear (61) being provided on the first rotating shaft (60);
a ratchet gear (62), the ratchet gear (62) being provided on the first rotation shaft (60);
the second rotating shaft (63), the second rotating shaft (63) is rotatably arranged at the lower side of the bearing frame (50) at one side;
a fourth gear (64), the fourth gear (64) being disposed on the second rotating shaft (63);
the crank (65), the crank (65) is set in the second rotating shaft (63);
the second connecting rod (66), the second connecting rod (66) is set on the crank (65) rotatably;
the push plate (67), the push plate (67) is slidably arranged between the bearing frames (50) on both sides, and the push plate (67) is rotatably connected with the second connecting rod (66);
the ratchet rack (68) is arranged on one side of the upper part of the rack (1) in a sliding manner, and the ratchet rack (68) is in extrusion fit with the ratchet gear (62).
3. A triggered heavy lift conveyor as claimed in claim 1, characterized in that the height of the limit plate (43) is three meters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011083973.8A CN112320659B (en) | 2020-10-12 | 2020-10-12 | Triggering type heavy object lifting and transporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011083973.8A CN112320659B (en) | 2020-10-12 | 2020-10-12 | Triggering type heavy object lifting and transporting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112320659A CN112320659A (en) | 2021-02-05 |
| CN112320659B true CN112320659B (en) | 2022-07-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011083973.8A Active CN112320659B (en) | 2020-10-12 | 2020-10-12 | Triggering type heavy object lifting and transporting device |
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| Country | Link |
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| CN (1) | CN112320659B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108128723A (en) * | 2017-12-31 | 2018-06-08 | 江俊华 | Dam lifting device is built in a kind of hydraulic engineering |
| CN111038621A (en) * | 2019-12-11 | 2020-04-21 | 陈波 | Vertical lift bicycle placer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10442239B2 (en) * | 2017-08-13 | 2019-10-15 | Kingsand Machinery Ltd. | Lifting structure of engraving machine |
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2020
- 2020-10-12 CN CN202011083973.8A patent/CN112320659B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108128723A (en) * | 2017-12-31 | 2018-06-08 | 江俊华 | Dam lifting device is built in a kind of hydraulic engineering |
| CN111038621A (en) * | 2019-12-11 | 2020-04-21 | 陈波 | Vertical lift bicycle placer |
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| CN112320659A (en) | 2021-02-05 |
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Effective date of registration: 20220606 Address after: 528000 No. 5-2 of hardware workshop 2, No. 9-2-2, Zone C, lubaoyuan, Sanshui center science and Technology Industrial Zone, Foshan City, Guangdong Province (residence declaration) Applicant after: Foshan Langli metal products Co.,Ltd. Address before: 510445 room 3501, building 9, 33 xueshantang street, Yongping street, Baiyun District, Guangzhou City, Guangdong Province Applicant before: Zhao Qingsheng |
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