CN112047250A - Lifting device for constructional engineering - Google Patents
Lifting device for constructional engineering Download PDFInfo
- Publication number
- CN112047250A CN112047250A CN202010797662.1A CN202010797662A CN112047250A CN 112047250 A CN112047250 A CN 112047250A CN 202010797662 A CN202010797662 A CN 202010797662A CN 112047250 A CN112047250 A CN 112047250A
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- CN
- China
- Prior art keywords
- plate
- ceramic tile
- support frame
- fixed
- lifting
- 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.)
- Withdrawn
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 99
- 238000009434 installation Methods 0.000 claims abstract description 28
- 230000003028 elevating effect Effects 0.000 claims abstract description 4
- 239000000919 ceramic Substances 0.000 claims abstract 16
- 229910000831 Steel Inorganic materials 0.000 claims description 41
- 239000010959 steel Substances 0.000 claims description 41
- 238000010276 construction Methods 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 4
- 238000001125 extrusion Methods 0.000 abstract description 2
- 239000011521 glass Substances 0.000 description 65
- 244000309464 bull Species 0.000 description 6
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention relates to the field of building hoisting, in particular to a hoisting device for building engineering, which comprises a support frame, a limiting mechanism, a lifting mechanism, an installation mechanism, a lifting mechanism and a sliding mechanism, wherein the support frame is arranged on the support frame; with the vertical inside of placing at installation mechanism of ceramic tile, installation mechanism shrink extrusion ceramic tile, fix the ceramic tile in installation mechanism's inside, when elevating system drove installation mechanism and ceramic tile motion, installation mechanism protects fixed ceramic tile, avoid the ceramic tile to receive the damage at the in-process that rises, when putting down ceramic tile and installation mechanism, elevating system separates with installation mechanism, the ceramic tile is fixed in installation mechanism's inside, can not fall down suddenly, avoid the ceramic tile to break, and after the ceramic tile hoists to indoor, extrude hoist mechanism downwards, make hoist mechanism at the inside upward movement of installation mechanism, make hoist mechanism drive the inside roll-off of ceramic tile from installation mechanism, make things convenient for people to take out the ceramic tile from installation mechanism's inside fast.
Description
Technical Field
The invention relates to the field of building hoisting, in particular to hoisting equipment for constructional engineering.
Background
The crane is a popular name of the crane and is widely applied to a series of heavy-duty products such as ships, equipment, machinery, molds and the like.
For a high-rise building with a glass curtain wall, after the building is built, the glass curtain wall needs to be installed on the outer wall, the glass is large in size, stacked and lifted, and broken easily, large-size glass is stacked and lifted, unloading is not convenient after lifting, and the breakage rate is high.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a hoisting device for constructional engineering.
The technical scheme adopted by the invention for solving the technical problems is as follows: a lifting device for building engineering comprises a support frame, a limiting mechanism, a lifting mechanism, an installation mechanism, a lifting mechanism and a sliding mechanism, wherein the lifting mechanism for driving glass to move up and down is installed on the side wall of the support frame, the lifting mechanism comprises a variable frequency motor, a roller and a steel rope, the variable frequency motor is installed at the bottom end of the support frame, and one end of the variable frequency motor is connected with the roller; the side wall of the roller is wound with the steel rope, and the steel rope is connected with the side wall of the support frame in a sliding mode. The bottom end of the lifting mechanism is connected with the mounting mechanism used for placing glass and avoiding glass damage, the sliding mechanism of the support frame is connected in a sliding mode and used for driving the mounting mechanism to slide horizontally, the sliding mechanism is preferred and comprises a first fixed pulley, a mounting plate, a clamping groove, rollers, a second fixed pulley and a fixed ball, the clamping groove is symmetrically arranged in the top end of the support frame, the rollers are connected in a sliding mode in the clamping groove, the rollers are mounted at two ends of the mounting plate with concave sections respectively, the first fixed pulley is mounted at the top end of the mounting plate at equal intervals, and the side wall of the first fixed pulley is connected with the steel rope in a sliding mode; one end of the mounting plate is rotatably connected with the second fixed pulley, one end of the steel rope is fixedly connected with the fixed ball, two ends of the fixed ball are respectively clamped with the side walls of the first fixed pulley and the second fixed pulley, and the shortest distance between the adjacent first fixed pulley and the second fixed pulley is smaller than the diameter of the fixed ball; the side wall of the sliding mechanism is fixedly connected with the limiting mechanism which is used for fixing the sliding mechanism at one end of the support frame, and the limiting mechanism is rotatably connected with the side wall of the support frame.
Preferably, the mounting mechanism comprises a base, fixing plates, clamping grooves, limiting plates and springs, the bottom end of the steel rope is connected with the fixing plates, and the fixing plates are equidistantly mounted at the top end of the base; it is adjacent be equipped with between the fixed plate the draw-in groove, and the fretwork a plurality of lateral walls of lateral wall symmetry sliding connection of fixed plate are the arc the limiting plate, the inside equidistance installation of fixed plate is a plurality of the spring, spring fixed connection the lateral wall of limiting plate.
Preferably, the lifting mechanism comprises a lever, a lifting plate and a supporting plate, the supporting plate is mounted at the top end of the base at equal intervals, the inner part of the supporting plate is slidably connected with the lifting plate, and the lifting plate is slidably connected with the inner part of the clamping groove; the lever is arranged in the base, and one end of the lever is rotatably connected to the middle of the bottom surface of the lifting plate.
Preferably, the limiting mechanism comprises a supporting rod, a limiting rod and a rotating rod, the supporting rod with an L-shaped side wall is mounted at one end of the mounting plate, and the limiting rod with an L-shaped side wall is mounted at the top end of the supporting rod; one end of the support frame is rotatably connected with the rotating rod, and the rotating rod abuts against the top end of the limiting rod.
The invention has the beneficial effects that:
(1) according to the lifting equipment for the building engineering, glass is vertically placed in the installation mechanism, the installation mechanism shrinks and extrudes the glass, the glass is fixed in the installation mechanism, when the lifting mechanism drives the installation mechanism and the glass to move, the installation mechanism protects and fixes the glass, the glass is prevented from being damaged in the processes of rising and transporting the glass to the indoor, after the glass and the installation mechanism are put down, the lifting mechanism is separated from the installation mechanism, the glass is fixed in the installation mechanism and cannot fall down suddenly, and the glass is prevented from being broken.
(2) According to the lifting equipment for building engineering, when the steel rope drives glass to move to the topmost end, the steel rope drives the fixing balls to move into a position between the first fixed pulley and the second fixed pulley, the rotating rod rotates upwards to be separated from the limiting rod, the steel rope continues to move to drive the mounting plate and the glass to move horizontally, the glass is conveniently pulled into a room from the outside, the lifting mechanism is extruded downwards after the glass is lifted into the room, the lifting mechanism moves upwards in the mounting mechanism, the lifting mechanism drives the glass to slide out of the mounting mechanism, and people can conveniently and quickly take the glass out of the mounting mechanism.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural view of a preferred embodiment of a hoisting device for construction engineering provided by the present invention;
FIG. 2 is a schematic view of the internal structure of the base shown in FIG. 1;
FIG. 3 is a schematic view of the internal structure of the fixing plate shown in FIG. 2;
FIG. 4 is a schematic view of the internal structure of the support frame shown in FIG. 1;
fig. 5 is a schematic view of the internal structure of the mounting plate shown in fig. 4.
In the figure: 1. the support frame, 2, stop gear, 21, bracing piece, 22, gag lever post, 23, bull stick, 3, elevating system, 31, inverter motor, 32, cylinder, 33, steel cable, 4, installation mechanism, 41, base, 42, fixed plate, 43, draw-in groove, 44, limiting plate, 45, spring, 5, hoist mechanism, 51, lever, 52, lifting plate, 53, backup pad, 6, slide mechanism, 61, first fixed pulley, 62, mounting panel, 63, spout, 64, gyro wheel, 65, second fixed pulley, 66, fixed ball.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 5, the lifting device for building engineering of the present invention comprises a supporting frame 1, a limiting mechanism 2, a lifting mechanism 3, an installation mechanism 4, a lifting mechanism 5 and a sliding mechanism 6, wherein the lifting mechanism 3 for driving glass to move up and down is installed on a side wall of the supporting frame 1, the lifting mechanism 3 comprises a variable frequency motor 31, a roller 32 and a steel cable 33, the variable frequency motor 31 is installed at a bottom end of the supporting frame 1, and one end of a rotating shaft of the variable frequency motor 31 is connected with the roller 32; the side wall of the roller 32 is wound with the steel cable 33, the steel cable 33 is slidably connected with the side wall of the support frame 1, in order to facilitate the inverter motor 31 to drive the roller 31 to rotate, the steel cable 33 is wound or unwound on the side wall of the roller 32, so as to drive the glass to move up and down, the bottom end of the lifting mechanism 3 is connected with the mounting mechanism 4 for placing the glass and avoiding the glass damage, the inside of the support frame 1 is slidably connected with the sliding mechanism 6 for driving the mounting mechanism 4 to horizontally slide, the sliding mechanism 6 comprises a first fixed pulley 61, a mounting plate 62, a clamping groove 63, a roller 64, a second fixed pulley 65 and a fixed ball 66, the clamping groove 63 is symmetrically arranged inside the top end of the support frame 1, the roller 64 is slidably connected inside the clamping groove 63, and the rollers 64 are respectively mounted at two ends of the mounting plate 62 with a concave cross, the top end of the mounting plate 62 is equidistantly provided with the first fixed pulley 61, and the side wall of the first fixed pulley 61 is slidably connected with the steel rope 33; one end of the mounting plate 62 is rotatably connected to the second fixed pulley 65, one end of the steel cable 33 is fixedly connected to the fixed ball 66, two ends of the fixed ball 66 are respectively clamped to side walls of the first fixed pulley 61 and the second fixed pulley 65, and a shortest distance between the adjacent first fixed pulley 61 and the second fixed pulley 65 is smaller than a diameter of the fixed ball 66, so that the steel cable 33 moves along the side wall of the support frame 1 in order to facilitate movement of the steel cable 33 inside the first fixed pulley 61, when the steel cable 33 drives glass to move to the topmost end, the steel cable 33 drives the fixed ball 66 to move into a position between the first fixed pulley 61 and the second fixed pulley 65, the fixed ball 66 is clamped between the first fixed pulley 61 and the second fixed pulley 65, the mounting plate 62 slides, and the mounting plate 62 drives the roller 64 to move linearly inside the clamping groove 63, the mounting plate 62 drives the glass to move horizontally, so that the glass is pulled from the outdoor to the indoor, and people can put the glass down conveniently; the side wall of the sliding mechanism 6 is fixedly connected with the limiting mechanism 2 which is used for fixing the sliding mechanism 6 at one end of the support frame 1, and the limiting mechanism 2 is rotatably connected with the side wall of the support frame 1.
Specifically, the mounting mechanism 4 includes a base 41, a fixing plate 42, a locking groove 43, a limiting plate 44 and a spring 45, the bottom end of the steel cable 33 is connected to the fixing plate 42, and the fixing plates 42 are equidistantly mounted on the top end of the base 41; the clamping grooves 43 are arranged between the adjacent fixing plates 42, the hollowed-out side walls of the fixing plates 42 are symmetrically slidably connected with the arc-shaped limiting plates 44, the springs 45 are equidistantly installed in the fixing plates 42, the springs 45 are fixedly connected with the side walls of the limiting plates 44, so that in order to conveniently place glass into the clamping grooves 43 to slide upwards, the glass is in contact with the limiting plates 44 with arc-shaped top ends, the limiting plates 44 move towards the inside of the fixing plates 42, the limiting plates 44 compress the springs 45, the limiting plates 44 reversely press the glass, the glass is fixed between the two fixing plates 42, the springs 45 are located between the two pieces of glass, the springs 45 push the two side walls of the arc-shaped limiting plates 44 to press the glass, and the glass is fixed between the adjacent fixing plates 42, the glass is prevented from being damaged in the lifting process.
Specifically, the lifting mechanism 5 comprises a lever 51, a lifting plate 52 and a supporting plate 53, the supporting plate 53 is mounted on the top end of the base 41 at equal intervals, the inner part of the supporting plate 53 is slidably connected with the lifting plate 52, and the lifting plate 52 is slidably connected with the inner part of the clamping groove 43; the lever 51 is installed inside the base 41, one end of the lever 51 is rotatably connected to the center of the bottom surface of the lifting plate 52, so that in order to press the lever 51, one end of the lever 51 moves downward, the other end of the lever 51 rises, the lever 51 drives the lifting plate 52 to move upward inside the clamping groove 43, the lifting plate 52 pushes the glass to move upward from inside the clamping groove 43, and people can take the glass out of the fixing plate 42 conveniently.
Specifically, the limiting mechanism 2 comprises a supporting rod 21, a limiting rod 22 and a rotating rod 23, the supporting rod 21 with an L-shaped side wall is mounted at one end of the mounting plate 62, and the limiting rod 22 with an L-shaped side wall is mounted at the top end of the supporting rod 21; the one end of support frame 1 is rotated and is connected bull stick 23, just bull stick 23 contradicts the top of gag lever post 22, when for convenience when glass moves the peak, rotates bull stick 23 makes bull stick 23 upwards rotate with gag lever post 22 parts, cylinder 32 continues to rotate the messenger steel cable 33 shrink, makes steel cable 33 drives mounting panel 62 with bracing piece 21 sits horizontal motion, and when steel cable 33 drives glass and rises, bull stick 23 is fixed gag lever post 22 with mounting panel 62 avoids steel cable 33 drives mounting panel 62 towards inverter motor 31 moves, conveniently hangs glass.
When in use, the device is connected with a power supply, glass is placed in the clamping groove 43 to slide upwards, the glass is contacted with the limiting plate 44 with the arc-shaped top end, the limit plate 44 moves towards the inner part of the fixed plates 42, so that the limit plate 44 compresses the spring 45, the limit plate 44 reversely presses the glass, the glass is fixed between the two fixed plates 42, and the spring 45 is positioned between the two pieces of glass, the two ends of the spring 5 are extruded, the two ends of the spring 45 push the two limit plates 44 with arc-shaped side walls to extrude the glass, the extrusion force between the limit plates 44 and the glass is increased, and the surfaces of the limiting plates 44 are uneven, the contact area between the limiting plates 44 and the glass is small, the friction force between the limiting plates 44 and the glass is increased, and the glass is fixed between the limiting plates 44 and the adjacent fixing plates 42. The bottom end of the steel rope 33 is connected with the top end of the fixing plate 42, the variable frequency motor 31 is turned on, the variable frequency motor 31 drives the roller 32 to rotate, the steel rope 33 is wound on the side wall of the roller 32, the steel rope 33 slides along the side wall of the support frame 1, the steel rope 33 drives the mounting mechanism 4 and the glass to move upwards, and at the moment, the glass is fixed in the mounting mechanism 4, so that the glass is prevented from being damaged in the ascending process. The steel rope 33 moves inside the first fixed pulley 61, the steel rope 33 moves along the side wall of the support frame 1, when the steel rope 33 drives the glass to move to the topmost end, the steel rope 33 drives the fixed ball 66 to move into the space between the first fixed pulley 61 and the second fixed pulley 65, the shortest distance between the adjacent first fixed pulley 61 and the second fixed pulley 65 is smaller than the diameter of the fixed ball 66, the fixed ball 66 is clamped between the first fixed pulley 61 and the second fixed pulley 65, the variable frequency motor 31 is closed, the rotating rod 23 is rotated upwards to be separated from the limiting rod 22, the variable frequency motor 31 is started, the steel rope 33 continues to move, the fixed ball 66 presses the first fixed pulley 61 and the second fixed pulley 65, and the mounting plate 62 moves linearly inside the support frame 1, the mounting plate 62 drives the roller 64 to move linearly inside the clamping groove 63, so that the mounting plate 62 drives the glass to move horizontally, the glass is pulled from the outside to the inside, the variable frequency motor 31 rotates reversely, the roller 32 rotates reversely, the top of the support frame 1 inclines leftwards, the mounting mechanism 4 naturally descends under the action of gravity, the steel rope 33 is unfastened from the side wall of the roller 32, the mounting mechanism 4 and the glass are placed indoors, the glass is fixed between the adjacent fixing plates 42 at the moment, the glass is prevented from falling down, the lever 51 is extruded, and one end of the lever 51 moves downwards, the other end of the lever 51 rises, and the lever 51 drives the lifting plate 52 to move upwards in the clamping groove 43, so that the lifting plate 52 pushes the glass to move upwards from the clamping groove 43, and people can take the glass out of the fixing plate 42 conveniently.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. A lifting device for constructional engineering is characterized in that: the ceramic tile lifting mechanism comprises a support frame (1), a limiting mechanism (2), a lifting mechanism (3), an installation mechanism (4), a lifting mechanism (5) and a sliding mechanism (6), wherein the lifting mechanism (3) used for driving a ceramic tile to move up and down is installed on the side wall of the support frame (1), the lifting mechanism (3) comprises a variable frequency motor (31), a roller (32) and a steel rope (33), the variable frequency motor (31) is installed at the bottom end of the support frame (1), and one end of the variable frequency motor (31) is connected with the roller (32); the lateral wall winding of cylinder (32) steel cable (33), just steel cable (33) sliding connection the lateral wall of support frame (1), the bottom of elevating system (3) is connected and is used for laying the ceramic tile, avoiding the ceramic tile damage installation mechanism (4), the inside sliding connection of support frame (1) is used for driving installation mechanism (4) horizontal slip slide mechanism (6), slide mechanism (6) include first fixed pulley (61), mounting panel (62), draw-in groove (63), gyro wheel (64), second fixed pulley (65) and fixed ball (66), the inside symmetry in top of support frame (1) is equipped with draw-in groove (63), the inside sliding connection of draw-in groove (63) gyro wheel (64), the cross-section is the spill install respectively at the both ends of mounting panel (62) gyro wheel (64), just the top equidistance of mounting panel (62) is installed first fixed pulley (61), the side wall of the first fixed pulley (61) is connected with the steel rope (33) in a sliding way; one end of the mounting plate (62) is rotatably connected with the second fixed pulley (65), one end of the steel rope (33) is fixedly connected with the fixed ball (66), two ends of the fixed ball (66) are respectively clamped with the side walls of the first fixed pulley (61) and the second fixed pulley (65), and the shortest distance between the adjacent first fixed pulley (61) and the second fixed pulley (65) is smaller than the diameter of the fixed ball (66); the side wall of the sliding mechanism (6) is fixedly connected with the limiting mechanism (2) which is used for fixing the sliding mechanism (6) at one end of the support frame (1), and the limiting mechanism (2) is rotatably connected with the side wall of the support frame (1).
2. A hoisting device for construction engineering according to claim 1, wherein: the mounting mechanism (4) comprises a base (41), fixing plates (42), clamping grooves (43), a limiting plate (44) and a spring (45), the bottom end of the steel rope (33) is connected with the fixing plates (42), and the fixing plates (42) are equidistantly mounted at the top end of the base (41); it is adjacent be equipped with between fixed plate (42) draw-in groove (43), and the fretwork a plurality of lateral walls of the lateral wall symmetry sliding connection of fixed plate (42) are curved limiting plate (44), the inside equidistance installation of fixed plate (42) is a plurality of spring (45), spring (45) fixed connection the lateral wall of limiting plate (44).
3. A hoisting device for construction engineering according to claim 2, wherein: the lifting mechanism (5) comprises a lever (51), a lifting plate (52) and a supporting plate (53), the supporting plate (53) is installed at the top end of the base (41) at equal intervals, the lifting plate (52) is slidably connected to the inner part of the supporting plate (53), and the lifting plate (52) is slidably connected to the inner part of the clamping groove (43); the lever (51) is installed inside the base (41), and one end of the lever (51) is rotatably connected with the center of the bottom surface of the lifting plate (52).
4. A hoisting device for construction engineering according to claim 3, wherein: the limiting mechanism (2) comprises a supporting rod (21), a limiting rod (22) and a rotating rod (23), wherein the supporting rod (21) with an L-shaped side wall is installed at one end of the installing plate (62), and the limiting rod (22) with an L-shaped side wall is installed at the top end of the supporting rod (21); one end of the support frame (1) is rotatably connected with the rotating rod (23), and the rotating rod (23) abuts against the top end of the limiting rod (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010797662.1A CN112047250A (en) | 2020-08-10 | 2020-08-10 | Lifting device for constructional engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010797662.1A CN112047250A (en) | 2020-08-10 | 2020-08-10 | Lifting device for constructional engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112047250A true CN112047250A (en) | 2020-12-08 |
Family
ID=73601499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010797662.1A Withdrawn CN112047250A (en) | 2020-08-10 | 2020-08-10 | Lifting device for constructional engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112047250A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111517231A (en) * | 2020-04-29 | 2020-08-11 | 白海山 | Lifting equipment for construction machinery |
-
2020
- 2020-08-10 CN CN202010797662.1A patent/CN112047250A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111517231A (en) * | 2020-04-29 | 2020-08-11 | 白海山 | Lifting equipment for construction machinery |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20201208 |