CN109132839A - The boom hoisting of building block unit - Google Patents
The boom hoisting of building block unit Download PDFInfo
- Publication number
- CN109132839A CN109132839A CN201811292963.8A CN201811292963A CN109132839A CN 109132839 A CN109132839 A CN 109132839A CN 201811292963 A CN201811292963 A CN 201811292963A CN 109132839 A CN109132839 A CN 109132839A
- Authority
- CN
- China
- Prior art keywords
- boom hoisting
- fixed plate
- top beam
- fixinig plate
- mounting hole
- 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
- 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
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a kind of boom hoistings of building block unit, it include: rectangular frame, it is welded by H profile steel and is provided with multiple suspension hooks for lifting and multiple steel shackles, and the suspension hook can be connected by wirerope with crane, and the steel shackle with the fixinig plate for being connected；Fixed plate, upper/lower terminal are detachably secured to respectively on the top beam and bottom beam of the modular unit；Fixinig plate is fixed on the upper end of the fixed plate, and the upper end of the fixinig plate is provided with a mounting hole, for being connected with the steel shackle.The present invention can mitigate weight that top beam is undertaken to reduce bending deformation caused by top beam, facilitate to prevent as a result, top beam and it is built-in between disengaging and fracture.
Description
Technical field
The present invention relates to modular architectural technical field more particularly to a kind of boom hoistings of building block unit.
Background technique
Building block unit is that the building element made of factory mainly wraps in advance so that construction site is assembled
Frame, built-in and exterior are included, can be used as the component part of the tier buildings such as cell, hotel and school.Transporting and assembling module
The lifting bolt of multiple band hooks would generally be fixed when unit on the top beam of modular unit, and then is hung using crane
Dress, therefore in lifting modular unit, top beam assumes responsibility for all wt of modular unit and is easy to produce bending deformation, it is likely that
Will lead to top beam and it is built-in between connection occur be detached from or fracture.
In addition, traditional hanging method is the welded suspending hook ring on the top beam of module unit, hangs and hang on each hanging ring
Hook is lifted with wirerope, and the length of wirerope is not easily controlled.If the length of the adjusting of wirerope is inconsistent, cannot
Ensure that modular unit is in horizontality in hoisting process, thus cause modular unit in hoisting process each position lift by
Power is uneven, makes the completed built-in and wall in modular unit occur destroying fracture, does not utilize and built-in engineering is completed
Finished product protection.
Summary of the invention
In view of this, the main purpose of the present invention is to provide a kind of boom hoistings of building block unit, at least
Partly solve at least one of above-mentioned the technical issues of referring to.
To achieve the above object, technical scheme is as follows:
A kind of boom hoisting of building block unit, comprising:
Rectangular frame is welded by H profile steel and is provided with multiple suspension hooks for lifting and multiple steel shackles, described
Suspension hook can be connected by wirerope with crane, and the steel shackle with the fixinig plate for being connected；
Multiple fixed plates, upper/lower terminal are detachably secured to respectively on the top beam and bottom beam of the modular unit；
Multiple fixinig plates are fixed on the upper end of the fixed plate, and the upper end of the fixinig plate is provided with a mounting hole,
For being connected with the steel shackle.
In some embodiments, the bottom beam and the top beam are H-type beam, the web of the bottom beam and the top beam with
Horizontal plane and two grooves being open with two pieces of flange plates formation towards horizontal direction, the one of the bottom beam and the top beam
It is respectively welded a connection web in groove, is respectively welded a connecting plate, two institutes in the lower end of fixed plate and upper end
State connecting plate can be inserted into respectively in the groove of the bottom beam and the top beam with connection web patch merga pass bolt into
Row is fixed.
In some embodiments, the length of the wirerope can be adjusted, and keep the length of wirerope consistent in hoisting process,
To which the rectangular frame is in horizontal lifting always, to ensure building block unit in hoisting process in horizontality.
In some embodiments, installation is correspondingly arranged in the lower end of the fixinig plate and the upper end of fixed plate respectively
Hole passes through for a fastener and mutually fixes the fixinig plate with fixed plate.
In some embodiments, the fastener is the sub-assembly of screw bolt and nut.
In some embodiments, the mounting hole of the upper end setting of the fixed plate is circular hole；The lower end of the fixinig plate
The mounting hole of portion's setting includes the imperial palace path portion being connected to and small inner-diameter portion, and small inner-diameter portion is in large diameter beneath portions
Extend.
In some embodiments, the mounting hole of the lower end setting of the fixinig plate is circular hole；The upper end of the fixed plate
The mounting hole of portion's setting includes the imperial palace path portion being connected to and small inner-diameter portion, and small inner-diameter portion is in large diameter upper
Extend.
In some embodiments, the imperial palace path portion can be passed through for the head of bolt and nut；The small inner-diameter portion
It is only capable of passing through for the screw rod of bolt with the circular hole, and cannot be passed through for the head of bolt or nut.
In some embodiments, the fixed plate and the quantity of the fixinig plate are at least 4.
In some embodiments, reinforcement supporting member and oblique pull support, the reinforcement support are provided in the rectangular frame
Part is vertical with the rectangular frame, and the diagonal position of the rectangular frame is arranged in the oblique pull support.
Based on the above-mentioned technical proposal, the beneficial effects of the present invention are:
(1) boom hoisting includes rectangular frame, the fixed plate being connected by fastener and fixinig plate, which is consolidated
It is scheduled on the top beam and bottom beam of modular unit, rectangular frame is connected to by steel shackle on the fixinig plate, it can on rectangular frame
Lifting wirerope is connected, when lifting by crane modular unit, all or part of weight of modular unit be will disperse in fixed plate,
Then it is distributed on the bottom beam and top beam of modular unit by fixed plate.The weight saving that top beam is undertaken at this time, and because holding
Bending deformation caused by load weight can also reduce, facilitate to prevent as a result, top beam and it is built-in between disengaging and fracture；
(2) rope capacity on boom hoisting top can be adjusted, and may be adjusted to corresponding length, it is ensured that suspender is lifting
It is in horizontality always in the process.When lifting modular unit with boom hoisting, it can be ensured that the uniform force of each point, module list
Member stress equalization in hoisting process, modular unit interior dress engineering in hoisting process are not destroyed.It is carried out with boom hoisting
When lifting, infrequently property dismounts boom hoisting top wirerope, and the steel shackle that only lower part is connect with modular unit is dismounted, hung
Dress is convenient, easy to operate.Construction operation is safer feasible, is unlikely to longer wirerope dismounting operation and hurts sb.'s feelings.
Detailed description of the invention
Fig. 1 is that the front view for the modular unit that first embodiment of the invention is lifted by crane using boom hoisting (omits built-in
And exterior)；
Fig. 2 is the side view of modular unit in Fig. 1；
Fig. 3 is the front view of the fixed plate of first embodiment of the invention boom hoisting；
Fig. 4 is the side view of fixed plate in Fig. 3；
Fig. 5 is the front view of the fixinig plate of first embodiment of the invention boom hoisting；
Fig. 6 is the side view of fixinig plate in Fig. 5；
Fig. 7 is the front view of the fixed plate of second embodiment of the invention boom hoisting；
Fig. 8 is the front view of the fixinig plate of second embodiment of the invention boom hoisting.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific embodiment, and reference
Attached drawing, the present invention is described in further detail.
The present invention provides a kind of boom hoistings of building block unit, mainly include rectangular frame, multiple fixed plates and
Multiple fixinig plates, wherein the fixed plate is fixed on the top beam and bottom beam of modular unit, which is fixed in fixed plate,
It can be connect with rectangular frame on the fixinig plate, when lifting by crane modular unit, all or part of weight of modular unit can divide
It is scattered in fixed plate, is then distributed on the bottom beam and top beam of modular unit by fixed plate, to mitigate the weight that top beam is undertaken
Amount, thus come reduce top beam generation bending deformation, prevent top beam and it is built-in between disengaging and fracture.
It needs to illustrate in advance, modular unit generally comprises frame, built-in and exterior, as depicted in figs. 1 and 2, this hair
Bright technical essential relates generally to the frame part of modular unit 12, therefore built-in and exterior is not drawn into, and frame part is then
Main more top beams 24, bottom beam 22 and longitudinally disposed more root posts 20,26 including being laterally arranged, more root posts 20,
26 are configured between top beam 24 and bottom beam 22 and are connected to top beam 24 and bottom beam 22, form solid space.
In the first embodiment of the present invention, the boom hoisting of building block unit of the present invention includes rectangular frame 16,4
Fixed plate 30 and 4 fixinig plate 34, wherein rectangular frame 16 is welded by H profile steel, and the specification of H profile steel is according to modular unit
Weight selected, to guarantee that frame has sufficiently stable bearing capacity.Reinforcement supporting member, reinforcement supporting member are provided in frame
Can be vertical with the frame of rectangular frame 16, it can prevent rectangular frame 16 from deforming in hoisting process, it is preferable that in frame
Diagonal position is also provided with oblique pull support, to further enhance the stability of rectangular frame 16.It is set above rectangular frame 16
Multiple suspension hooks and wirerope 14 are equipped with, wirerope 14 can be connected with crane and length is adjustable, to ensure modular unit
12 are in horizontality in hoisting process, and multiple steel shackles 18 are arranged below rectangular frame 16, for being connected with fixinig plate 34,
Fixinig plate 34 and fixed plate 30 are respectively arranged near four angles of 12 top of modular unit.Wherein, upper and lower the two of fixed plate 30
End is detachably secured to respectively on top beam 24 and bottom beam 22, and 34 lower end of fixinig plate overlaps with 30 upper end of fixed plate,
And upwardly extended along fixed plate 30, fixinig plate 34 is connected in fixed plate 30 at the place of overlapping by fastener 32, in fixation
It is additionally provided with mounting hole 48 on piece 34, for installing steel shackle 18, that is, is inserted into the fixed pin 18a of steel shackle 18.
It elaborates below to each building block of boom hoisting.
As shown in Figure 3 and Figure 4, in the present embodiment, top beam 24 and bottom beam 22 are all made of H-type beam, the equal court of slot opening
It to horizontal direction, therefore is welded in the groove of bottom beam 22 and bottom beam intersects vertically first connect web 36a, in fixed plate
30 lower end 30a is welded with the first connecting plate 38a to intersect vertically with bottom beam.First connecting plate 38a of fixed plate 30 is inserted into
Web 36a is connect with first in the groove of bottom beam 22 to be connected.As an example, the sub-assembly 40 of two bolts and nuts can be passed through
The connection of first connecting plate 38a and first web 36a is connected, and then realizes the lower end 30a and bottom beam 22 of fixed plate 30
Detachable connection.
Similarly, it is welded in the groove of top beam 24 and top beam intersects vertically second connect web 36b, in fixed plate
30 upper end 30b is welded with the second connecting plate 38b to intersect vertically with top beam.Second connecting plate 38b of fixed plate 30 is inserted into
Web 36b is connect with second in the groove of top beam 24 to be connected.As an example, the sub-assembly 40 of two bolts and nuts can be passed through
The connection of second connecting plate 38b and second web 36b is connected, and then realizes the upper end 30b and top beam 24 of fixed plate 30
Detachable connection.As shown in Figure 5 and Figure 6, fixinig plate 34 and fixed plate 30 are correspondingly arranged on mounting hole at the place of overlapping respectively
50 and mounting hole 44, it is passed through for fastener 32 and fixinig plate 34 is connected with fixed plate 30.In the present embodiment, fastener 32 is
The sub-assembly of bolt 32a and nut 32b, however, it is not limited to this, such as can also use pin etc..Mounting hole 50 includes connection
Imperial palace path portion 50a and small inner-diameter portion 50b, wherein head of the internal diameter of imperial palace path portion 50a than bolt 32a and nut 32b
It is bigger, and the internal diameter of small inner-diameter portion 50b is more bigger than the screw rod of bolt 32a, and has same inner diameter, small internal diameter with mounting hole 44
Part 50b extends in the lower section of imperial palace path portion 50a.
When lifting by crane modular unit 12, passes through multiple wirerope 14, rectangular frame 16 and multiple steel shackles 18 and utilize and hang
Vehicle is lifted by crane, and steel shackle 18 passes through the mounting hole 48 of fixinig plate 34.When just starting lifting, fastener 32 passes through fixed plate 30
The imperial palace path portion 50a of mounting hole 44 and fixinig plate 34；In uphill process, fastener 32 is moved to small inner-diameter portion 50b.
At this point, the total weight of modular unit 12 can be dispersed to modular unit 12 by 4 pairs of fixed plates 30 and fixinig plate 34
Top beam 24 and bottom beam 22 on, compared with only modular unit 12 is lifted by crane by top beam 24, the weight and production that top beam 24 is undertaken
Raw bending deformation all reduces.Help to prevent top beam 24 and it is built-in between disengaging and fracture.
In the second embodiment of the present invention, as shown in Figure 7 and Figure 8, the lifting with first embodiment building block unit
Device is compared, and difference is, the mounting hole 50 on fixinig plate 34 is circular through hole, and the mounting hole 44 in fixed plate 30 includes phase
The imperial palace path portion 44a of connection and small inner-diameter portion 44b, specific size design are similar with first embodiment, it will be understood that this
When small inner-diameter portion 44b extend in the top of imperial palace path portion 44a.
During the lifting of modular unit 12, fastener 32 is moved in small from the imperial palace path portion 44a of fixed plate 30
Path portion 44b.
So far, attached drawing is had been combined the embodiment of the present invention is described in detail.It should be noted that in attached drawing or saying
In bright book text, the implementation for not being painted or describing is form known to a person of ordinary skill in the art in technical field, and
It is not described in detail.In addition, the above-mentioned definition to each element and method be not limited in mentioning in embodiment it is various specific
Structure, shape or mode, those of ordinary skill in the art simply can be changed or be replaced to it, such as: it is real based on first
Example is applied, the mounting hole 50 on fixinig plate 34 is circular through hole；Similarly, second embodiment, the mounting hole 44 in fixed plate 30 are based on
It can also be circular through hole, also be able to achieve the purpose that fixinig plate is connected with fixed plate, only first embodiment and second is implemented
The installation of example is more flexible and convenient.
Particular embodiments described above has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects
Describe in detail bright, it should be understood that the above is only a specific embodiment of the present invention, is not intended to restrict the invention, it is all
Within the spirit and principles in the present invention, any modification, equivalent substitution, improvement and etc. done should be included in protection of the invention
Within the scope of.
Claims (10)
1. a kind of boom hoisting of building block unit characterized by comprising
Rectangular frame is welded by H profile steel and is provided with multiple suspension hooks for lifting and multiple steel shackles, the suspension hook
It can be connected by wirerope with crane, the steel shackle with the fixinig plate for being connected；
Multiple fixed plates, upper/lower terminal are detachably secured to respectively on the top beam and bottom beam of the modular unit；
Multiple fixinig plates, are fixed on the upper end of the fixed plate, and the upper end of the fixinig plate is provided with a mounting hole, is used for
It is connected with the steel shackle.
2. boom hoisting according to claim 1, which is characterized in that the bottom beam and the top beam are H-type beam, described
The web of bottom beam and the top beam and horizontal plane simultaneously form two grooves of the opening towards horizontal direction with two blocks of flange plates,
It is respectively welded a connection web in one groove of the bottom beam and the top beam, distinguishes in the lower end of fixed plate and upper end
It is welded with a connecting plate, two connecting plates can be inserted into the groove of the bottom beam and the top beam and the connection respectively
Web patch merga pass bolt is fixed.
3. boom hoisting according to claim 1, which is characterized in that the length of the wirerope can be adjusted, and lifted
Process keeps the length of wirerope consistent, so that the rectangular frame is in horizontal lifting always, to ensure that building block unit exists
Horizontality is in hoisting process.
4. boom hoisting according to claim 1, which is characterized in that the lower end in the fixinig plate and fixed plate respectively
Upper end be correspondingly arranged on mounting hole, passed through for a fastener and mutually fix the fixinig plate with fixed plate.
5. boom hoisting according to claim 4, which is characterized in that the fastener is the sub-assembly of screw bolt and nut.
6. boom hoisting according to claim 5, which is characterized in that the mounting hole of the upper end of fixed plate setting is
Circular hole；The mounting hole of the lower end setting of the fixinig plate includes the imperial palace path portion being connected to and small inner-diameter portion, and small interior
Path portion extends in large diameter beneath portions.
7. boom hoisting according to claim 5, which is characterized in that the mounting hole of the lower end of fixinig plate setting is
Circular hole；The mounting hole of the upper end setting of the fixed plate includes the imperial palace path portion being connected to and small inner-diameter portion, and small interior
Path portion extends in large diameter upper.
8. boom hoisting according to claim 6 or 7, which is characterized in that the imperial palace path portion can be for the head of bolt
It is passed through with nut；The small inner-diameter portion and the circular hole are only capable of passing through for the screw rod of bolt, and cannot for bolt head or
Nut passes through.
9. boom hoisting according to claim 1, which is characterized in that the fixed plate and the quantity of the fixinig plate are at least
It is 4.
10. boom hoisting according to claim 1, which is characterized in that be provided with reinforcement supporting member in the rectangular frame
It is supported with oblique pull, the reinforcement supporting member is vertical with the rectangular frame, and the rectangular frame is arranged in the oblique pull support
Diagonal position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811292963.8A CN109132839B (en) | 2018-10-31 | 2018-10-31 | The boom hoisting of building block unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811292963.8A CN109132839B (en) | 2018-10-31 | 2018-10-31 | The boom hoisting of building block unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109132839A true CN109132839A (en) | 2019-01-04 |
| CN109132839B CN109132839B (en) | 2019-11-29 |
Family
ID=64807474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811292963.8A Active CN109132839B (en) | 2018-10-31 | 2018-10-31 | The boom hoisting of building block unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109132839B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112482789A (en) * | 2020-11-27 | 2021-03-12 | 深圳海龙建筑科技有限公司 | Detachable support frame for hoisting large-span prefabricated member and manufacturing technology thereof |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202400723U (en) * | 2011-12-30 | 2012-08-29 | 中天建设集团有限公司 | Lifting tool type hanger frame for prefabricated parts |
| CN102730543A (en) * | 2012-06-07 | 2012-10-17 | 杨春 | Universal flexible multifunctional hanging row |
| CN102765658A (en) * | 2012-02-17 | 2012-11-07 | 中国人民解放军63983部队 | Foldable hanger for folding/lifting protective walls |
| CN202625604U (en) * | 2012-02-08 | 2012-12-26 | 中国电力科学研究院 | Lifting frame |
| CN203794440U (en) * | 2014-04-29 | 2014-08-27 | 马堡 | Assembled roofing color plate lifting frame |
| CN204529137U (en) * | 2015-04-24 | 2015-08-05 | 中民筑友有限公司 | A kind of lifting equalizer bar and hanging apparatus |
| CN204958134U (en) * | 2015-06-29 | 2016-01-13 | 陆军 | Prefabricated floor plate special hoisting bar |
| CN205328439U (en) * | 2015-12-10 | 2016-06-22 | 武汉钢铁(集团)公司 | Hanger |
| CN206783109U (en) * | 2017-03-29 | 2017-12-22 | 中建八局第一建设有限公司 | A kind of steel bar girder prefabricated board lifting device |
-
2018
- 2018-10-31 CN CN201811292963.8A patent/CN109132839B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202400723U (en) * | 2011-12-30 | 2012-08-29 | 中天建设集团有限公司 | Lifting tool type hanger frame for prefabricated parts |
| CN202625604U (en) * | 2012-02-08 | 2012-12-26 | 中国电力科学研究院 | Lifting frame |
| CN102765658A (en) * | 2012-02-17 | 2012-11-07 | 中国人民解放军63983部队 | Foldable hanger for folding/lifting protective walls |
| CN102730543A (en) * | 2012-06-07 | 2012-10-17 | 杨春 | Universal flexible multifunctional hanging row |
| CN203794440U (en) * | 2014-04-29 | 2014-08-27 | 马堡 | Assembled roofing color plate lifting frame |
| CN204529137U (en) * | 2015-04-24 | 2015-08-05 | 中民筑友有限公司 | A kind of lifting equalizer bar and hanging apparatus |
| CN204958134U (en) * | 2015-06-29 | 2016-01-13 | 陆军 | Prefabricated floor plate special hoisting bar |
| CN205328439U (en) * | 2015-12-10 | 2016-06-22 | 武汉钢铁(集团)公司 | Hanger |
| CN206783109U (en) * | 2017-03-29 | 2017-12-22 | 中建八局第一建设有限公司 | A kind of steel bar girder prefabricated board lifting device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112482789A (en) * | 2020-11-27 | 2021-03-12 | 深圳海龙建筑科技有限公司 | Detachable support frame for hoisting large-span prefabricated member and manufacturing technology thereof |
| CN112482789B (en) * | 2020-11-27 | 2022-03-29 | 深圳海龙建筑科技有限公司 | Detachable support frame for hoisting large-span prefabricated part and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109132839B (en) | 2019-11-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104631810B (en) | High altitude moving hanging basket system and construction method | |
| CN109132839B (en) | The boom hoisting of building block unit | |
| CN207243234U (en) | A kind of steel structure modularization house universal hanger | |
| CN210260834U (en) | Prefabricated pier stud template upset hoist | |
| JP2021105267A (en) | Center frame hanging tool, center frame, and center frame hanging method base frame | |
| CN210619988U (en) | Hoisting device of building module unit | |
| CN106495026B (en) | Construction tower crane temporarily builds attachment | |
| CN214935378U (en) | Hoisting device of steel structure | |
| CN205023698U (en) | A special hoisting accessory for piling assembly of high quick -witted empty van hoist | |
| JP5192444B2 (en) | Wall panel fixing structure | |
| CN209481046U (en) | It is a kind of for lifting the shoulder pole girder of plate | |
| CN110040618B (en) | Wall-hanging equipment fixing frock | |
| CN110155871A (en) | Wall bushing hoisting tooling | |
| CN208500108U (en) | A kind of balance hanging beam | |
| CN216105554U (en) | Lifting appliance and prefabricated plate | |
| CN215949018U (en) | Ladder stand | |
| CN211569855U (en) | Shaped steel superimposed sheet hoist, hoist and mount system | |
| CN220336208U (en) | Connecting hanger for curtain wall upright post and wall body | |
| CN205741935U (en) | The mounting and positioning device of Wavelike steel webplate | |
| CN105731239B (en) | The device that hanging device is shelved | |
| CN216638628U (en) | Steel constructs built-in fitting hoist device | |
| CN218145296U (en) | Self-balancing herringbone derrick mast | |
| CN212153738U (en) | Quick mounting system for cross tie bar | |
| CN218841441U (en) | Single-lifting-point lifting appliance | |
| CN215592373U (en) | Simple and easy hoist of adjustable of box culvert upset |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| REG | Reference to a national code |
Ref country code: HK Ref legal event code: DE Ref document number: 1263266 Country of ref document: HK |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20230303 Address after: No. 19 Jufuyuan, Weishan Road, Changqingke Industrial and Trade Park, Jinnan District, Tianjin, 300000 Patentee after: Tianjin Longren Real Estate Development Co.,Ltd. Address before: No. 9 Beijing Road, Ziya Circular Economy Industrial Zone, Jinghai District, Tianjin, 301605 Patentee before: YIKE ENERGY TECHNOLOGY (TIANJIN) Co.,Ltd. |
|
| TR01 | Transfer of patent right |