CN112623972A - Building site is with unequal length steel pipe loading attachment - Google Patents
Building site is with unequal length steel pipe loading attachment Download PDFInfo
- Publication number
- CN112623972A CN112623972A CN202011542136.7A CN202011542136A CN112623972A CN 112623972 A CN112623972 A CN 112623972A CN 202011542136 A CN202011542136 A CN 202011542136A CN 112623972 A CN112623972 A CN 112623972A
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- China
- Prior art keywords
- fixed
- steel pipe
- close
- unequal
- feeding device
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- 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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Classifications
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- 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
- B66C23/36—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 mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
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- 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
- B66C1/04—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 magnetic means
- B66C1/06—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 magnetic means electromagnetic
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- 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
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/004—Storage and transport racks for scaffolding components
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
Abstract
The invention belongs to the technical field of building equipment, in particular to an unequal-length steel pipe feeding device for a building site, and aims to solve the problem that steel pipes placed on a vehicle are disordered when the steel pipes are fed in the prior art. The lifting suction plate is inclined towards one end of the L-shaped baffle plate, and at the moment, the steel pipes with different lengths slide to one side of the L-shaped baffle plate, so that the end parts are ensured to be aligned.
Description
Technical Field
The invention relates to the technical field of construction equipment, in particular to a feeding device for steel pipes with different lengths for a construction site.
Background
The construction steel pipes are usually removed to be transported to another construction site after one construction site is used up, and may be transported to another construction site after being stored in one storage site, so the steel pipes are often required to be loaded on a truck for transportation. In the prior art, steel pipes are usually carried to a trailer manually, the height difference between a truck and the ground is large, so that the truck is usually labor-consuming, the length of the steel pipes is long, the weight of the steel pipes is heavy, the steel pipes are difficult to control in the carrying process, and potential safety hazards are easily caused to surrounding personnel.
And when the steel pipe is carried on the trailer, at least two persons are needed to cooperate on the ground, and at least two persons are needed to cooperate on the trailer to connect the steel pipe. So relatively extravagant manpower when loading and unloading the trailer with steel pipe transport, efficiency is not high yet, still has certain potential safety hazard, also has through the electromagnetic chuck to carry out the material loading through the retrieval, but this kind of device is when adsorbing the steel pipe because the steel pipe is put in a mixed and disorderly even if put into the carriage by the sucking disc absorption also can become mixed and disorderly, has reduced bearing efficiency.
Disclosure of Invention
The invention provides a steel pipe feeding device with unequal lengths for a construction site, aiming at solving the problem that steel pipes placed on a vehicle are disordered when the steel pipes are fed in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme: a hydraulic ejector rod is fixed on the upper surface of the counterweight base close to the edge, a cross beam rail with a downward opening is fixed at the top end of an extension rod of the hydraulic ejector rod, an inner slide block is connected to the inner wall of one end, away from the hydraulic ejector rod, of the cross beam rail in a sliding mode, the bottom end of the inner slide block is connected with a rotating disc in a rotating mode, a hanging rod is fixed in the middle of the bottom end of the rotating disc, a box cover is connected to the bottom end of the hanging rod in a rotating mode, a lifting suction plate is fixed to the bottom end of the box cover through bolts, electromagnets are fixed on the upper surface of the lifting suction plate close to two ends of the lifting suction plate, T-shaped sliding grooves which are parallel to each other are formed in the lower surface of the lifting suction plate close to the edges of the two sides, rectangular slide blocks are connected to the sliding grooves of the T-shaped sliding grooves of the two sides in a sliding mode, fixed columns are fixed on, arc-shaped grooves are formed in the opposite sides of the supporting plate and the lifting suction plate at equal intervals, ball grooves are formed in the bottoms of the arc-shaped grooves at equal intervals in a staggered mode, balls are rotatably connected in the ball grooves, and L-shaped baffle plates are fixed at the end portions, close to the arc-shaped grooves, of the end portions of the lifting suction plate.
As a preferable scheme in the invention, a driving motor is fixed at the position, close to the top end of the hydraulic ejector rod, of the bottom of the cross beam rail, a transmission screw rod is fixed at the top end of an output shaft of the driving motor, and a screw hole matched with the outer diameter of the transmission screw rod is formed in the side surface of the inner sliding block.
As a preferable scheme in the invention, vertical plates are fixed on two sides of the middle part of the upper surface of the box cover close to the suspender, a shaft lever is rotatably connected between the two vertical plates, and the shaft lever penetrates through the bottom end of the suspender.
As a preferable scheme in the invention, anti-skid teeth which are distributed annularly are fixed on the circumferential outer wall of one side, close to the shaft lever, opposite to the two vertical plates, and the side surfaces of the vertical plates are in close contact with the outer wall of the hanging rod.
As a preferable scheme in the invention, the front side and the rear side of the upper surface of the box cover close to the suspender are both hinged with electric push rods, the top ends of the electric push rod extension rods are hinged with the lower surface of the rotating disc, and the two electric push rods are distributed in central symmetry about the suspender.
As a preferable scheme in the invention, vibrators are fixed at the top end of the box cover close to two opposite corners.
According to the preferable scheme, the end parts of the lifting suction plate, which are close to the two T-shaped sliding grooves, are respectively fixed with channel steel sliding rails with opposite openings, the sliding grooves of the two channel steel sliding rails are respectively connected with a servo motor in a sliding manner, the top ends of the output shafts of the two servo motors are respectively fixed with a bidirectional screw through a coupler, and the side surfaces of the rectangular sliding blocks above the two supporting plates are respectively provided with screw holes with opposite thread directions.
As a preferable scheme in the invention, notches are formed in the lower surface of the rectangular sliding block close to four corners, and rollers are rotatably connected in the notches.
As the preferable scheme in the invention, a compression spring is fixed on one side of the L-shaped baffle plate close to the arc-shaped groove, and the end part of the compression spring is clamped with a supporting block.
To sum up, the beneficial effect in this scheme is:
1. according to the unequal-length steel pipe feeding device for the construction site, the arc-shaped grooves formed in the lower surface of the lifting suction plate, the two support plates and the opposite side are arranged, when irregular steel pipes stacked on the ground need to be loaded in a car when the unequal-length steel pipe feeding device is used, the two support plates are only required to be shifted to two ends, then the electromagnet is started to adsorb the steel pipes on the ground in the clamping grooves of the lifting suction plate in an orderly mode, finally the two support plates are controlled to support the steel pipes, the lifting suction plate is inclined towards one end of the L-shaped baffle, and the steel pipes with different lengths slide to one side of the L-shaped baffle at the moment, so that the end parts are ensured to be; at the moment, one end of the steel pipe can be orderly stacked in the carriage after unloading;
2. according to the unequal-length steel pipe feeding device for the building site, the anti-skidding teeth arranged on the two sides of the suspender can ensure that the weight of two ends is different when unequal-length steel pipes exist below the lifting suction plate in a normal lifting process when the unequal-length steel pipe feeding device is used, the anti-skidding teeth arranged at the moment can ensure that the lifting suction plate is kept horizontal, and the steel pipes are prevented from obliquely sliding towards one end;
3. according to the unequal-length steel pipe feeding device for the construction site, the vibrators arranged on the two sides of the upper surface of the box cover can be used for starting the two vibrators to enable the steel pipe to break balance and form sliding when the lifting suction plate is inclined and the steel pipe cannot slide to one side;
4. this kind of building site is with unequal length steel pipe loading attachment through setting up at the compression spring of L shape baffle side with support the piece, can play certain cushioning effect when the steel pipe dashes to L shape baffle when using, noise reduction and destructive power.
Drawings
FIG. 1 is a schematic cross-sectional structural view of a steel pipe feeding device with different lengths for a construction site according to the present invention;
FIG. 2 is a schematic perspective view of a lifting suction plate of a unequal-length steel pipe feeding device for a construction site, which is provided by the invention;
FIG. 3 is a schematic structural diagram of a half-section three-dimensional structure of a box cover of a non-equal-length steel pipe feeding device for a construction site, which is provided by the invention;
FIG. 4 is an enlarged schematic structural diagram of a steel tube loading device with unequal lengths for a construction site, which is provided by the invention, at a position B in FIG. 1;
fig. 5 is an enlarged structural schematic diagram of a position a in fig. 1 of the unequal-length steel pipe feeding device for a construction site according to the invention.
In the figure: 1 counterweight base, 2 balls, 201 ball grooves, 3 arc-shaped grooves, 4 supporting plates, 5 fixing columns, 6 rectangular sliding blocks, 601 gaps, 602 idler wheels, 7 bidirectional screw rods, 701 servo motors, 8T-shaped sliding grooves, 9 lifting suction plates, 10 electromagnets, 11 box covers, 12 vibrators, 13 vertical plates, 14 electric push rods, 15 suspension rods, 1501 shaft rods, 16 rotating discs, 17 inner sliding blocks, 18 cross beam rails, 19 transmission screw rods, 20 hydraulic ejector rods, 21 channel steel sliding rails, 2101 arch-shaped connecting rods, 22L-shaped baffle plates, 2201 compression springs, 23 abutting blocks and 24 push rods.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-5, a unequal length steel pipe feeding device for a construction site comprises a counterweight base 1, a hydraulic ejector rod 20 is fixed on the upper surface of the counterweight base 1 near the edge, a cross beam rail 18 with a downward opening is fixed on the top end of an extension rod of the hydraulic ejector rod 20, an inner slide block 17 is slidably connected on the inner wall of one end of the cross beam rail 18 far away from the hydraulic ejector rod 20, a rotating disc 16 is rotatably connected on the bottom end of the inner slide block 17, a hanging rod 15 is fixed in the middle of the bottom end of the rotating disc 16, a box cover 11 is rotatably connected on the bottom end of the hanging rod 15, a lifting suction plate 9 is fixed on the bottom end of the box cover 11 through bolts, electromagnets 10 are fixed on the upper surface of the lifting suction plate 9 near both ends, T-shaped chutes 8 which are parallel to each other are respectively arranged on the lower surface of the lifting suction plate 9 near both side edges, rectangular slide blocks 6 are slidably connected in the chutes of the, two parallel support plates 4 are fixed between the bottom ends of the fixed columns 5 at the two sides of the lifting suction plate 9, arc-shaped grooves 3 are arranged at equal intervals on the opposite sides of the support plates 4 and the lifting suction plate 9, ball grooves 201 are arranged at equal intervals and staggered at the bottom of the arc-shaped grooves 3, balls are rotatably connected in the ball grooves 201, and L-shaped baffles 22 are fixed at the end parts of the lifting suction plate 9 close to the arc-shaped grooves 3, so that when irregular steel pipes stacked on the ground need to be loaded in use, the two support plates 4 are firstly shifted to two ends, then the electromagnets are started to adsorb the steel pipes on the ground in the clamping grooves of the lifting suction plate 9 in an orderly manner, finally the two support plates 4 support the steel pipes, and finally the lifting suction plate 9 is inclined towards one end of the L-shaped baffle 22, and the steel pipes with different lengths slide to the side of the L-shaped baffle 22, ensuring the end alignment.
In the invention, a driving motor is fixed at the position of the bottom of the cross beam rail 18 close to the top end of the hydraulic ejector rod 20, a transmission screw is fixed at the top end of an output shaft of the driving motor, and a screw hole matched with the outer diameter of the transmission screw is formed in the side surface of the inner sliding block 17.
Wherein, the both sides that the upper surface middle part of case lid 11 is close to jib 15 all are fixed with perpendicular riser 13, and rotate between two perpendicular risers 13 and be connected with axostylus axostyle 1501, and axostylus axostyle 1501 passes the bottom of jib 15.
Wherein, the circumference outer wall that two perpendicular risers 13 are relative is close to axostylus axostyle 1501 is fixed with the antiskid tooth that is the annular and distributes, and in close contact with between the side of perpendicular riser 13 and the outer wall of jib 15 to can certainly lead to both ends weight difference when lifting by crane the suction disc 9 below to have unequal length steel pipe in the normal handling in-process when using, the antiskid tooth that sets up this moment will ensure to lift by crane suction disc 9 and keep the level, avoids the steel pipe to certain one end slope slip.
Wherein, the upper surface of case lid 11 is close to the front and back both sides of jib 15 and all articulates there is electric putter 14, and the top of electric putter 14 extension rod articulates at the lower surface of rolling disc 16, and two electric putter 14 are central symmetry distribution about jib 15 to can not only drive when using and lift by crane suction disc 9 and tilt up after leaning forward as required, can have certain effect to preventing to lift by crane suction disc 9 horizontal hunting moreover.
Wherein, the top of case lid 11 is close to two diagonal places and all is fixed with electromagnetic shaker 12 to can be when lifting by crane suction plate 9 when the slope still can not be to one side gliding time by oneself when the steel pipe when using, start two electromagnetic shaker 12 and can make the steel pipe break the balance, form and slide.
Wherein, the tip that lifts by crane the tip of suction disc 9 and be close to two T shape spouts 8 is fixed with the relative channel-section steel slide rail 21 of opening respectively, and equal sliding connection has servo motor 701 in two channel-section steel slide rail 21's the spout, and two servo motor 701's output shaft top all is fixed with two-way screw 7 through the shaft coupling, and the screw that the screw opposite direction was opened respectively to the side of the rectangle slider 6 of two layer boards 4 tops.
Wherein, the lower surface of rectangular slider 6 is close to four corners department and all opens jaggedly 601, and all rotates in the jagged 601 and be connected with gyro wheel 602 to can all fall on two layer boards 4 when electro-magnet 10 removes electric power when using on the weight of all steel pipes, form rolling friction between the inner wall of rectangular slider 6 and T shape spout 8 this moment, ensure that two layer boards 4 can steadily hold the steel pipe continuously.
Wherein, one side that L shape baffle 22 is close to arc wall 3 is fixed with compression spring 2201, and compression spring 2201's tip joint has to support piece 23 to can play certain cushioning effect when steel pipe 25 dashes to L shape baffle 22 when using, noise reduction and destructibility.
The working principle is as follows: when the irregular steel pipes stacked on the ground are required to be loaded during use, only two support plates 4 need to be shifted to two ends, the lifting suction plate 9 is pressed on the steel pipes along the moving direction of the steel pipes, then the electromagnets are started to adsorb the steel pipes on the ground in the clamping grooves of the lifting suction plate 9, finally the two support plates 4 are controlled to support the steel pipes, the lifting suction plate 9 is inclined towards one end of the L-shaped baffle plate 22, the steel pipes with different lengths can slide towards the side of the L-shaped baffle plate 22, the alignment of the end parts is ensured, and at the moment, the hydraulic ejector rod 20 drives the lifting suction plate 9 to slowly place the steel pipes in a carriage of the loading truck.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The unequal-length steel pipe feeding device for the building site comprises a counterweight base (1), wherein a hydraulic ejector rod (20) is fixed on the upper surface of the counterweight base (1) close to the edge, a cross beam rail (18) with a downward opening is fixed at the top end of an extension rod of the hydraulic ejector rod (20), an inner sliding block (17) is connected to the inner wall of one end, away from the hydraulic ejector rod (20), of the cross beam rail (18), a rotating disc (16) is rotatably connected to the bottom end of the inner sliding block (17), a hanging rod (15) is fixed in the middle of the bottom end of the rotating disc (16), the unequal-length steel pipe feeding device is characterized in that a box cover (11) is rotatably connected to the bottom end of the box cover (11), a lifting suction plate (9) is fixed at the bottom end of the box cover (11) through bolts, electromagnets (10) are fixed on the upper surface of the lifting suction plate (9) close to both ends, and T-shaped sliding grooves (8) which are parallel, the lifting suction plate is characterized in that rectangular sliding blocks (6) are connected into the sliding grooves of the T-shaped sliding grooves (8) on the two sides in a sliding mode, fixing columns (5) are fixed to the lower surfaces of the rectangular sliding blocks (6), two supporting plates (4) which are parallel to each other are fixed between the bottom ends of the fixing columns (5) on the two sides of the lifting suction plate (9), arc grooves (3) distributed at equal intervals are formed in one sides, opposite to the lifting suction plate (9), of the supporting plates (4) and the lifting suction plate (9), ball grooves (201) distributed at equal intervals in a staggered mode are formed in the groove bottoms of the arc grooves (3), balls are connected into the ball grooves (201) in a rotating mode, and L-shaped baffle plates (22) are fixed to the end portions, close to the arc grooves (3).
2. The unequal-length steel pipe feeding device for the construction site according to claim 1, wherein a driving motor is fixed at the position, close to the top end of the hydraulic ejector rod (20), of the groove bottom of the cross beam rail (18), a transmission screw is fixed at the top end of an output shaft of the driving motor, and a screw hole matched with the outer diameter of the transmission screw is formed in the side surface of the inner sliding block (17).
3. The unequal-length steel pipe feeding device for the construction site as claimed in claim 1, wherein vertical plates (13) are fixed to two sides of the middle part of the upper surface of the box cover (11) close to the hanging rod (15), a shaft rod (1501) is rotatably connected between the two vertical plates (13), and the shaft rod (1501) penetrates through the bottom end of the hanging rod (15).
4. The unequal-length steel pipe feeding device for the construction site as claimed in claim 3, wherein the two opposite sides of the vertical plates (13) close to the circumferential outer wall of the shaft rod (1501) are fixed with anti-slip teeth distributed annularly, and the side surfaces of the vertical plates (13) are in close contact with the outer wall of the hanger rod (15).
5. The unequal-length steel pipe feeding device for the construction site as claimed in claim 1, wherein electric push rods (14) are hinged to the upper surface of the box cover (11) close to the front side and the rear side of the hanger rod (15), the top ends of the extension rods of the electric push rods (14) are hinged to the lower surface of the rotating disc (16), and the two electric push rods (14) are distributed in central symmetry with respect to the hanger rod (15).
6. The unequal length steel pipe feeding device for construction sites according to claim 5, wherein vibrators (12) are fixed to the top end of the box cover (11) near both diagonal corners.
7. The unequal-length steel pipe feeding device for the building site according to claim 1, wherein channel steel slide rails (21) with opposite openings are respectively fixed at the end parts of the hoisting suction plate (9) close to the two T-shaped slide grooves (8), the servo motors (701) are respectively connected in the slide grooves of the two channel steel slide rails (21) in a sliding manner, two bidirectional screw rods (7) are fixed at the top ends of output shafts of the two servo motors (701) through couplers, and screw holes with opposite thread directions are respectively formed in the side surfaces of rectangular slide blocks (6) above the two support plates (4).
8. The unequal-length steel pipe feeding device for the construction site according to claim 1, wherein notches (601) are formed in the lower surface of the rectangular sliding block (6) close to four corners, and rollers (602) are rotatably connected in the notches (601).
9. The unequal-length steel pipe feeding device for the construction site according to claim 1, wherein a compression spring (2201) is fixed to one side, close to the arc-shaped groove (3), of the L-shaped baffle (22), and a supporting block (23) is clamped to the end portion of the compression spring (2201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011542136.7A CN112623972A (en) | 2020-12-24 | 2020-12-24 | Building site is with unequal length steel pipe loading attachment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011542136.7A CN112623972A (en) | 2020-12-24 | 2020-12-24 | Building site is with unequal length steel pipe loading attachment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112623972A true CN112623972A (en) | 2021-04-09 |
Family
ID=75321833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011542136.7A Withdrawn CN112623972A (en) | 2020-12-24 | 2020-12-24 | Building site is with unequal length steel pipe loading attachment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112623972A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115072585A (en) * | 2022-08-23 | 2022-09-20 | 青岛融腾科技有限公司 | Guide post vertical hoisting equipment |
-
2020
- 2020-12-24 CN CN202011542136.7A patent/CN112623972A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115072585A (en) * | 2022-08-23 | 2022-09-20 | 青岛融腾科技有限公司 | Guide post vertical hoisting equipment |
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Application publication date: 20210409 |