CN106348168A - Lifting device and lifting equipment - Google Patents
Lifting device and lifting equipment Download PDFInfo
- Publication number
- CN106348168A CN106348168A CN201611077997.6A CN201611077997A CN106348168A CN 106348168 A CN106348168 A CN 106348168A CN 201611077997 A CN201611077997 A CN 201611077997A CN 106348168 A CN106348168 A CN 106348168A
- Authority
- CN
- China
- Prior art keywords
- actuator
- hoisting apparatus
- sliding seat
- clamping limb
- steel wire
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/06—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention provides a lifting device and lifting equipment, and belongs to the field of lifting machinery. The lifting device comprises a lifting motor, a support frame, a wire winding tube, a steel wire rope and a hanging hook, wherein the lifting motor and the support frame are in fixed arrangement; the wire winding tube is rotationally connected with the support frame and is driven to rotate by the lifting motor; the steel wire rope is wound on the wire winding tube; the two ends of the steel wire rope are respectively a fixed end and a free end; the fixed end is fixedly connected with the wire winding tube; the free end leaves away from the wire winding tube and is fixedly connected with the hanging hook; the lifting equipment comprises the lifting device. The lifting device can effectively ensure the stability of the steel wire rope; the swinging of the steel wire rope in the ascending and descending process can be weakened or even prevented, so that the swinging of lifted articles can be effectively weakened or even prevented; the accident occurring probability is effectively reduced. The lifting equipment uses the lifting device, and has the characteristics that the work is stable and reliable, and the safety performance is high.
Description
Technical field
The present invention relates to hoisting machinery field, in particular to a kind of hoisting apparatus and crane gear.
Background technology
Hoisting apparatus refers to the electromechanical equipment for vertical carrying or moving heavy object.Hoisting apparatus can be divided into by structure difference
A few class such as small-sized hoisting apparatus, elevator, crane and overhead monorail system.Small-sized hoisting apparatus mainly includes lifting and slides
Car, suspender, jack, bottle gouard moved by hands, electric block and common winch, most small volume, lightweight, easy to use.Except electronic
Outside calabash and winch, most driven it is adaptable to the not heavy occasion of work with manpower.
But, existing hoisting apparatus mostly exist unstable in steel wire rope lifting process, lifting thing easily rock, easily
There is the defect of security incident.
Content of the invention
It is an object of the invention to provide a kind of hoisting apparatus, it is steady in lifting process that it can effectively improve steel wire rope
Qualitative, effectively prevent elevated thing from rocking, thus effectively reducing the probability that security incident occurs.
Another object of the present invention is to providing a kind of crane gear, it has, security performance height reliable for doing stability
Feature.
Embodiments of the invention are achieved in that
A kind of hoisting apparatus, it includes hoisting motor, bracing frame, spool, steel wire rope and suspension hook, described hoisting motor
It is fixedly installed with support frame as described above, described spool is rotationally connected with support frame as described above and drives rotation by described hoisting motor,
Described wirerope-winding is respectively fixing end and free end in described spool, the two ends of described steel wire rope, and described fixing end is solid
Surely it is connected to described spool, described free end is left described spool and is fixedly connected with described suspension hook.
Further, in preferred embodiments of the present invention, support frame as described above be provided with for clamp described steel wire rope from
Drive the stop device at the position of described spool.
Further, in preferred embodiments of the present invention, described stop device include sliding seat, the first clamping limb,
One actuator, the second clamping limb and the second actuator, described sliding seat is slidably connected to support frame as described above, described first clamping
Arm one end is rotationally connected with described sliding seat, and the other end is provided with the first fixed pulley, and described second clamping limb one end rotates and connects
In described sliding seat, the other end is provided with the second fixed pulley, and described first actuator and described second actuator can drive respectively
Described first clamping limb and described second clamping limb rotate, so that described first fixed pulley and described second fixed pulley are common
Clamp described steel wire rope.
Further, in preferred embodiments of the present invention, described first actuator and described second actuator are liquid
Cylinder pressure, the two ends of described first actuator are rotationally connected with described sliding seat and described first clamping limb, described second drive respectively
The two ends of moving part are rotationally connected with described sliding seat and described second clamping limb respectively.
Further, in preferred embodiments of the present invention, described first actuator and described second actuator are horse
Reach, the output shaft of described first actuator and described second actuator respectively with described second clamping limb and described second clamping limb
Connect.
Further, in preferred embodiments of the present invention, described sliding seat is led by line slideway with described straight line
The slide block of rail coupling is slidably connected to support frame as described above.
Further, in preferred embodiments of the present invention, described sliding seat is provided with slip raised line, and support frame as described above sets
It is equipped with sliding recess, described sliding recess is slidably matched with described slip raised line.
Further, in preferred embodiments of the present invention, described hoisting apparatus also includes stopper slot and binding rope, described
Binding rope is wound in described suspension hook and is located in stopper slot.
Further, in preferred embodiments of the present invention, described binding rope has three and equal one end is fixedly connected on and hangs
Hook, the other end can leave described suspension hook.
A kind of crane gear, it includes above-mentioned hoisting apparatus.
The beneficial effect of the embodiment of the present invention is:
This hoisting apparatus is additionally arranged stop device on the basis of existing technology, and stop device can be effectively ensured steel wire rope
Stability, weaken or even prevent steel wire rope from rocking in lifting process, thus effectively weakening or even prevent the rolling of elevated thing
Dynamic, effectively reduce the probability that security incident occurs, compensate for the defect of existing hoisting apparatus.
This crane gear adopts above-mentioned hoisting apparatus, has stable and reliable in work, the high feature of security performance, effectively more
Mend the defect of existing crane gear.
Brief description
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below will be attached to use required in embodiment
Figure is briefly described it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, and it is right to be therefore not construed as
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other related accompanying drawings.
The structural representation of the hoisting apparatus that Fig. 1 provides for first embodiment of the invention；
The structural representation of the stop device that Fig. 2 provides for first embodiment of the invention；
The structural representation of the first clamping limb that Fig. 3 provides for first embodiment of the invention；
The structural representation of the stop device that Fig. 4 provides for second embodiment of the invention.
Icon: 100- hoisting apparatus；110- hoisting motor；120- bracing frame；130- spool；140- steel wire rope；
150- suspension hook；160- stop device；161- sliding seat；162- first clamping limb；163- second clamping limb；164- first
Actuator；165- second actuator；166- first fixed pulley；170- binding rope.
Specific embodiment
Purpose, technical scheme and advantage for making the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described it is clear that described embodiment is
The a part of embodiment of the present invention, rather than whole embodiments.The present invention generally described and illustrated in accompanying drawing herein is implemented
The assembly of example can be arranged with various different configurations and design.
Therefore, below the detailed description of the embodiments of the invention providing in the accompanying drawings is not intended to limit claimed
The scope of the present invention, but be merely representative of the selected embodiment of the present invention.Based on the embodiment in the present invention, this area is common
The every other embodiment that technical staff is obtained under the premise of not making creative work, broadly falls into the model of present invention protection
Enclose.
It should also be noted that similar label and letter expression similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then do not need it to be defined further and explains in subsequent accompanying drawing.
In describing the invention, it should be noted that term " " center ", " on ", D score, "left", "right", " vertical ",
The orientation of instruction such as " level ", " interior ", " outward " or position relationship are based on orientation shown in the drawings or position relationship, or should
Orientation or position relationship that invention product is usually put when using, are for only for ease of the description present invention and simplify description, and not
It is instruction or the hint device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore not
It is understood that as limitation of the present invention.Additionally, term " first ", " second ", " the 3rd " etc. are only used for distinguishing description, and can not manage
Solve as indicating or implying relative importance.
Additionally, the term such as term " level ", " vertical " is not offered as requiring part abswolute level or pendency, but can be slightly
Low dip.As " level " only refers to for its direction relatively " vertical " more level, it is not that this structure of expression must be complete
Full level, but can be slightly tilted.
In describing the invention in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ",
" installation ", " being connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or one
Body ground connects；Can be to be mechanically connected or electrically connect；Can be joined directly together it is also possible to by intermediary indirect
It is connected, can be the connection of two element internals.For the ordinary skill in the art, can be with concrete condition understanding
State term concrete meaning in the present invention.
First embodiment:
Refer to Fig. 1, present embodiments provide a kind of hoisting apparatus 100, it is mainly used in vertical-lifting weight in transformer station
Thing, such as various electrical equipments etc..Hoisting apparatus 100 includes hoisting motor 110, bracing frame 120, spool 130, steel wire rope
140th, suspension hook 150 and stop device 160.
Wherein, hoisting motor 110 from hydraulic motor and is bolted and is installed on a certain relative eminence position.Rise
The output shaft of weight motor 110 runs through the side of bracing frame 120.
Bracing frame 120 is in u-shaped and includes base plate and two side plates, and two side plates are shaped in the two ends of base plate respectively.
Bracing frame 120 is fixedly installed in the side of hoisting motor 110 also by bolt and one of side plate is provided with by hoisting motor
The through hole that 110 output shaft runs through.
Spool 130 is in be respectively arranged with rotating shaft in cylinder and its both ends of the surface, and two side plates of bracing frame 120 set respectively
It is equipped with the turn hole mated with rotating shaft, spool 130 is rotationally connected with, by above-mentioned rotating shaft and turn hole, the region that bracing frame 120 surrounds
Interior.Wherein one rotating shaft of spool 130 is fixedly connected with the output shaft of hoisting motor 110, so that it can be in hoisting motor
110 be rotated by.
Steel wire rope 140 is formed by many thin steel bar spiral windings, has excellent tensile strength.Steel wire rope 140 is wound in
The circumferential wall of spool 130.The two ends of steel wire rope 140 are respectively fixing end and free end, and wherein, fixing end is fixedly connected on volume
In the circumferential wall of spool 130, free end is left spool 130 and is fixedly connected with suspension hook 150, under gravity, steel wire
The close base plate side being even close to bracing frame 120 in position that rope 140 is located between free end and spool 130.
The position of the corresponding steel wire rope 140 of the base plate of bracing frame 120 is provided with leaves spool for clamped wire rope 140
The stop device 160 at 130 position.Above-mentioned stop device 160 can be with using various structures and form, as long as it enables steel wire
The stability of rope 140.
With reference to Fig. 2, in the present embodiment, stop device 160 includes sliding seat 161, the first clamping limb 162, the first actuator
164th, the second clamping limb 163 and the second actuator 165.
Wherein, sliding seat 161 is in the base plate side that cuboid and sliding seat 161 are slidably connected to bracing frame 120.Slide
The mode connecting has a lot, and in the present embodiment, sliding seat 161 passes through line slideway and the slide block slip company mated with line slideway
It is connected to bracing frame 120.Specifically, line slideway is installed on the base plate side of bracing frame 120, its length direction by multiple bolts
Consistent with the floor length direction of bracing frame 120.Slide block has two and is arranged at intervals at the side of sliding seat 161.Two slide blocks
It is slidably connected to respectively on line slideway.
Line slideway and slide block can effectively reduce the frictional force of the base plate that sliding seat 161 is with respect to bracing frame 120, thus
Improve fluency and the stability that sliding seat 161 slides, and then ensure the normal work of whole stop device 160.
Certainly, it should be noted that in other embodiments, sliding seat 161 can also adopt alternate manner and bracing frame
120 base plate is slidably connected, and such as passing through can be by the structure of raised line and groove.Specifically, sliding seat 161 is provided with slip
Raised line, bracing frame 120 is provided with sliding recess, and all in t font and mutual slip is joined for the cross section of sliding recess and slip raised line
Close.
Above-mentioned slip raised line and sliding recess have structure simply, easy to process, the reliable feature of sliding stability.
With reference to Fig. 3, the first clamping limb 162 one end is rotationally connected with sliding seat 161 by hinge, and the other end is provided with first
Fixed pulley 166.First fixed pulley 166 is rotationally connected with the end away from sliding seat 161 for first clamping limb 162.First fixed pulley
It is provided with the groove of annular on 166, to mate with steel wire rope 140, thus preferably clamped wire rope 140.
Correspondingly, the second clamping limb 163 one end is rotationally connected with sliding seat 161 by hinge, and the other end is provided with second
Fixed pulley.Second fixed pulley is rotationally connected with the end away from sliding seat 161 for second clamping limb 163.Arrange on second fixed pulley
There is the groove of annular, to mate with steel wire rope 140, thus preferably clamped wire rope 140.
First actuator 164 and the second actuator 165 can drive the first clamping limb 162 and 163 turns of the second clamping limb respectively
Dynamic, so that the first fixed pulley 166 and the second fixed pulley common clamped wire rope 140.
Above-mentioned first actuator 164 and the second actuator 165 can with using various structures and form, in the present embodiment,
One actuator 164 and the second actuator 165 are hydraulic cylinder, and the two ends of the first actuator 164 are rotationally connected with sliding seat respectively
161 and first clamping limb 162, the first actuator 164 is flexible can to drive the first clamping limb 162 to rotate, the second actuator 165
Two ends are rotationally connected with sliding seat 161 and the second clamping limb 163 respectively, and the second actuator 165 stretches and can drive the second clamping
Arm 163 rotates.
Further, in the present embodiment, hoisting apparatus 100 also includes stopper slot and binding rope 170, and binding rope 170 is wound around
In suspension hook 150 and in stopper slot.Binding rope 170 has three and equal one end is fixedly connected on suspension hook 150, and the other end can leave
Suspension hook 150.
The purpose of setting binding rope 170 is so that elevated thing is during lifting, except the contact with suspension hook 150
Outward, binding can also being wound around by binding rope 170, thus can increasing the degree of restraint to elevated thing, thus improving quilt
The stability of lifting thing, prevents coming off of elevated thing, further improves the stability of whole hoisting apparatus 100.
This hoisting apparatus 100 is additionally arranged stop device 160 on the basis of existing technology, and stop device 160 includes sliding
Seat the 161, first clamping limb 162, the second clamping limb 163, the first actuator 164 and the second actuator 165, sliding seat 161 is sliding
It is dynamically connected in bracing frame 120, the first clamping limb 162 and the second clamping limb 163 one end rotate in sliding seat 161 and connect, the other end
It is respectively provided with the first fixed pulley 166 and the second fixed pulley, the first actuator 164 and the second actuator 165 can drive respectively
One clamping limb 162 and the second clamping limb 163 rotate, so that steel wire clamped jointly by the first fixed pulley 166 and the second fixed pulley
Rope 140 is located at the position between suspension hook 150 and spool 130, thus stability and the reliability of steel wire rope 140 is effectively ensured,
Weaken or even prevent steel wire rope 140 from rocking in lifting process, thus effectively weakening or even preventing rocking of elevated thing, effectively
Reduce the probability that security incident occurs, compensate for the defect of existing hoisting apparatus 100.
Present embodiments provide a kind of crane gear, it includes above-mentioned hoisting apparatus 100.
This crane gear adopts above-mentioned hoisting apparatus 100, has stable and reliable in work, and the high feature of security performance has
Effect compensate for the defect of existing crane gear.
Second embodiment:
Refer to Fig. 4, the present embodiment provides a kind of hoisting apparatus 100, the skill of its unitary construction, operation principle and acquirement
Art effect is essentially identical with first embodiment, and difference is the first actuator 164 and the structure shape of the second actuator 165
Formula.
Further, in preferred embodiments of the present invention, the first actuator 164 and the second actuator 165 are motor,
The output shaft of the first actuator 164 and the second actuator 165 is connected with the second clamping limb 163 and the second clamping limb 163 respectively.
These are only the preferred embodiments of the present invention, be not limited to the present invention, for those skilled in the art
For member, the present invention can have various modifications and variations.All any modifications within the spirit and principles in the present invention, made,
Equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of hoisting apparatus is it is characterised in that including hoisting motor, bracing frame, spool, steel wire rope and suspension hook, described
Hoisting motor and support frame as described above are fixedly installed, and described spool is rotationally connected with support frame as described above and is driven by described hoisting motor
Dynamic rotation, in described spool, the two ends of described steel wire rope are respectively fixing end and free end to described wirerope-winding, described solid
Fixed end is fixedly connected on described spool, and described free end is left described spool and is fixedly connected with described suspension hook.
2. hoisting apparatus according to claim 1 is it is characterised in that support frame as described above is provided with for clamping described steel wire
Rope leaves the stop device at the position of described spool.
3. hoisting apparatus according to claim 2 is it is characterised in that described stop device includes sliding seat, the first clamping
Arm, the first actuator, the second clamping limb and the second actuator, described sliding seat is slidably connected to support frame as described above, and described
One clamping limb one end is rotationally connected with described sliding seat, and the other end is provided with the first fixed pulley, and described second clamping limb one end turns
It is dynamically connected in described sliding seat, the other end is provided with the second fixed pulley, described first actuator and described second actuator can divide
Described first clamping limb and described second clamping limb is not driven to rotate, so that described first fixed pulley and described second fixed cunning
Wheel clamps described steel wire rope jointly.
4. hoisting apparatus according to claim 3 is it is characterised in that described first actuator and described second actuator are equal
For hydraulic cylinder, the two ends of described first actuator are rotationally connected with described sliding seat and described first clamping limb respectively, and described
The two ends of two actuators are rotationally connected with described sliding seat and described second clamping limb respectively.
5. hoisting apparatus according to claim 3 is it is characterised in that described first actuator and described second actuator are equal
For motor, the output shaft of described first actuator and described second actuator respectively with described second clamping limb and described second folder
Gripping arm connects.
6. hoisting apparatus according to claim 3 is it is characterised in that described sliding seat passes through line slideway and straight with described
The slide block of line guide rail is slidably connected to support frame as described above.
7. hoisting apparatus according to claim 3 is it is characterised in that described sliding seat is provided with slip raised line, described
Support is provided with sliding recess, and described sliding recess is slidably matched with described slip raised line.
8. the hoisting apparatus according to claim 1-7 any one is it is characterised in that described hoisting apparatus also includes limiting
Position groove and binding rope, described binding rope is wound in described suspension hook and is located in stopper slot.
9. hoisting apparatus according to claim 8 is it is characterised in that described binding rope has three and equal one end is fixedly connected
In suspension hook, the other end can leave described suspension hook.
10. a kind of crane gear is it is characterised in that include the hoisting apparatus described in claim 1-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611077997.6A CN106348168B (en) | 2016-11-30 | 2016-11-30 | Hoisting apparatus and lifting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611077997.6A CN106348168B (en) | 2016-11-30 | 2016-11-30 | Hoisting apparatus and lifting equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106348168A true CN106348168A (en) | 2017-01-25 |
| CN106348168B CN106348168B (en) | 2019-04-30 |
Family
ID=57862965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611077997.6A Expired - Fee Related CN106348168B (en) | 2016-11-30 | 2016-11-30 | Hoisting apparatus and lifting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106348168B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109809297A (en) * | 2019-03-22 | 2019-05-28 | 合肥市春华起重机械有限公司 | One kind being suitable for not co-orbital container door machine and its working method |
| CN109835836A (en) * | 2019-01-26 | 2019-06-04 | 广东博智林智能技术有限公司 | Lifting device and transportation system |
| CN111498725A (en) * | 2020-04-29 | 2020-08-07 | 安徽格锐鑫智能装备有限公司 | Braking device for pneumatic monorail crane and using method thereof |
| CN111532979A (en) * | 2020-05-14 | 2020-08-14 | 钱进 | Hoisting equipment and rope inlet and outlet device thereof |
| CN112591621A (en) * | 2021-03-02 | 2021-04-02 | 河南省重业起重机有限公司 | Hard-arm crane with high stability |
| CN113526360A (en) * | 2021-07-12 | 2021-10-22 | 湖南大球泥瓷艺有限公司 | Bulk relief (sculpture) porcelain plate mould is with removing hoisting accessory |
| CN113526371A (en) * | 2021-09-16 | 2021-10-22 | 徐州清歌机械制造有限公司 | A safe type promotes transfer device for building material |
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| CN104973512A (en) * | 2015-07-05 | 2015-10-14 | 范志甫 | Swing limiting mechanism for lifting rope of crane |
| WO2016067127A1 (en) * | 2014-07-29 | 2016-05-06 | Prinoth S.P.A. | Device and method for controlling an auxiliary winch assembly for moving a crawler vehicle, in particular a snow groomer, along steep slopes |
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| CN101007617A (en) * | 2006-01-27 | 2007-08-01 | 中国科学院沈阳自动化研究所 | Underwater cable retracting mechanism |
| CN104379491A (en) * | 2012-04-03 | 2015-02-25 | 迪普泰克温奇知识产权有限公司 | Drum assembly and method of laying a line on a drum |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109835836A (en) * | 2019-01-26 | 2019-06-04 | 广东博智林智能技术有限公司 | Lifting device and transportation system |
| CN109809297A (en) * | 2019-03-22 | 2019-05-28 | 合肥市春华起重机械有限公司 | One kind being suitable for not co-orbital container door machine and its working method |
| CN109809297B (en) * | 2019-03-22 | 2020-02-11 | 合肥市春华起重机械有限公司 | Container door machine suitable for different tracks and working method thereof |
| CN111498725A (en) * | 2020-04-29 | 2020-08-07 | 安徽格锐鑫智能装备有限公司 | Braking device for pneumatic monorail crane and using method thereof |
| CN111532979A (en) * | 2020-05-14 | 2020-08-14 | 钱进 | Hoisting equipment and rope inlet and outlet device thereof |
| CN112591621A (en) * | 2021-03-02 | 2021-04-02 | 河南省重业起重机有限公司 | Hard-arm crane with high stability |
| CN113526360A (en) * | 2021-07-12 | 2021-10-22 | 湖南大球泥瓷艺有限公司 | Bulk relief (sculpture) porcelain plate mould is with removing hoisting accessory |
| CN113526360B (en) * | 2021-07-12 | 2023-07-25 | 湖南大球泥瓷艺集团有限公司 | Movable lifting device for large-block relief porcelain plate mold |
| CN113526371A (en) * | 2021-09-16 | 2021-10-22 | 徐州清歌机械制造有限公司 | A safe type promotes transfer device for building material |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106348168B (en) | 2019-04-30 |
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