CN108946521A - A kind of effective tower hoisting apparatus for mitigating crane arm connection bolt corrosion - Google Patents
A kind of effective tower hoisting apparatus for mitigating crane arm connection bolt corrosion Download PDFInfo
- Publication number
- CN108946521A CN108946521A CN201810872519.7A CN201810872519A CN108946521A CN 108946521 A CN108946521 A CN 108946521A CN 201810872519 A CN201810872519 A CN 201810872519A CN 108946521 A CN108946521 A CN 108946521A
- Authority
- CN
- China
- Prior art keywords
- crane arm
- protection
- fixed
- block
- connection bolt
- 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
- 238000005260 corrosion Methods 0.000 title claims abstract description 20
- 230000007797 corrosion Effects 0.000 title claims abstract description 20
- 230000000116 mitigating effect Effects 0.000 title claims abstract description 12
- 230000001681 protective effect Effects 0.000 claims abstract description 31
- 239000011248 coating agent Substances 0.000 claims abstract description 5
- 238000000576 coating method Methods 0.000 claims abstract description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 32
- 238000003466 welding Methods 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 239000000725 suspension Substances 0.000 claims description 4
- 230000003139 buffering effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 230000003292 diminished effect Effects 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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
- B66C23/62—Constructional features or details
-
- 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
- B66C23/64—Jibs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C2700/00—Cranes
- B66C2700/03—Cranes with arms or jibs; Multiple cranes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses a kind of tower hoisting apparatus for effectively mitigating crane arm connection bolt corrosion, including the fixed device of ground, support arm, protective device and guard shield, the top of the fixed device of the ground is vertically equipped with support arm, and the top of the fixed device of ground is equipped with protective device outside support arm, the positive top of support arm is equipped with operating room, and the top of operating room rear pivot arm is laterally fixed with crane arm, connection is all fixed by the connecting rod between the crane arm, the top of the crane arm and connecting rod junction crane arm is provided with guard shield, and one end inside guard shield is equipped with anticorrosive coating.The present invention can effectively mitigate the corrosion of crane arm connection bolt; extend the service life of connection bolt, while by being provided with the fixed device of ground, improving the stability and safety of device; and it by setting protective device, effectively protects device and is not collided.
Description
Technical field
The present invention relates to tower hoisting apparatus technical field, specially a kind of crane arm that effectively mitigates connects bolt corrosion
Tower hoisting apparatus.
Background technique
Derrick crane is the maximum crane of building trade working space, and sling height, work range are big, belongs to high-altitude
Effect, is the horizontally or vertically lifting hoisting and conveying machinery and equipment generally used on current construction site, therefore derrick crane
It is able to constantly bring forth new ideas and develop, substantially meet the use demand of people, but still have certain problems, due to derrick crane
Generally in outdoor work, this allows for derrick crane and often faces various bad weathers, crane arm can be made to connect for a long time
Bolt gradually corrodes, simultaneously because it belongs to high altitude operation, it is therefore desirable to be fixed to it, so that it is had rock-steady structure, together
When need to be arranged the protective devices such as anticollision, be not damaged with protective device, but traditional derrick crane and do not solve above-mentioned
Problem, therefore a kind of tower hoisting apparatus of effectively mitigation crane arm connection bolt corrosion is needed to solve the above problems.
Summary of the invention
The purpose of the present invention is to provide a kind of tower hoisting apparatus for effectively mitigating crane arm connection bolt corrosion, with solution
The corrosion certainly mentioned above in the background art that crane arm connection bolt cannot be mitigated, fixed form is single, does not have stable knot
Structure does not have the problem of safeguard structure.
To achieve the above object, the invention provides the following technical scheme: a kind of crane arm that effectively mitigates connects bolt corrosion
Tower hoisting apparatus, including the fixed device of ground, support arm, protective device and guard shield, the fixed device of the ground
Top is vertically equipped with support arm, and the top of the fixed device of ground is equipped with protective device, the support arm outside support arm
Positive top is equipped with operating room, and the top of operating room rear pivot arm is laterally fixed with crane arm, the crane arm it
Between be all fixed by the connecting rod connection, the top of the crane arm and connecting rod junction crane arm is provided with guard shield, and
One end inside guard shield is equipped with anticorrosive coating, and the other end inside the guard shield is equipped with the coat of metal, institute
It states and is embedded with connection bolt body on guard shield, the crane arm is internally provided with and guard shield mutually matched first
Placing groove, the connecting rod are internally provided with and connect mutually matched second placing groove of bolt body, the connection bolt
It is provided with external screw thread in main body, be internally provided with and the mutually matched internal screw thread of external screw thread of second placing groove, described
Suspension hook is provided on weighing arm.
Preferably, all pass through fastening between the fixed device of the ground and the fixed device of support arm, ground and protective device
Bolt is fixedly connected, and is fixedly connected by welding between the support arm and operating room.
Preferably, the fixed device of the ground includes ground main body, lock chamber, pedestal, receiving block, fixed block, screw, pours
Chamber, the first fixture block, the first card slot, the second fixture block, the second card slot are filled, the ground main body is internally provided with lock chamber, and solid
The bottom end in fixed intracavitary portion is horizontally installed with pedestal, and the top of the pedestal is equipped with receiving block, and the two sides of receiving block bottom end are all
It is fixed with the first fixture block, the inside of the pedestal is all provided with and mutually matched first card slot of the first fixture block, first card
The bottom end of receiving block is fixed with the second fixture block between block, and the pedestal is internally provided with and the second fixture block mutually matched second
Card slot, the inside of receiving block two sides lock chamber are all provided with pouring chamber, and the top of the receiving block is horizontally installed with fixation
Block, and the two sides on fixed block top are all provided with screw.
Preferably, it is fixedly connected between the lock chamber and pedestal by pouring, the receiving block and the first fixture block, second
It is all fixedly connected by welding between fixture block, the length of the receiving block is less than the length of pedestal, and the length of the fixed block is small
In the length of receiving block.
Preferably, the protective device includes protection outside plate, protection cushion, anchor ear, protection inner panel, buffer spring, protection
Door, support rod and support base are equipped with protective door, the two sides and left end for protecting outside plate on the right side of the protection outside plate
Protection cushion is all installed, and is all fixedly connected by anchor ear between protection cushion, the inside of the protection outside plate is equipped with anti-
Inner panel is protected, and protects between inner panel and protection outside plate and is fixedly connected by buffer spring, the two sides of the protection inner panel inner wall are all
It is provided with support rod, and the other end of support rod is equipped with support base, the support base is fixedly connected with fixed block.
Preferably, it is fixedly connected between protection outside plate and the protection cushion by pasting, in the protection outside plate, protection
Plate and buffer spring are all " U "-shaped, the protection outside plate and buffer spring, buffer spring and protection inner panel, protection inner panel and branch
It is all fixedly connected by welding between strut, support rod and support base, support base and fixed block.
Compared with prior art, the beneficial effects of the present invention are: effective crane arm that mitigates connects the tower of bolt corrosion
Hoisting apparatus can effectively mitigate the corrosion of crane arm connection bolt, extend the service life of connection bolt, while pass through setting
There is the fixed device of ground, improve the stability and safety of device, and by setting protective device, effectively protects dress
It sets and is not collided；
(1) it is provided with guard shield, connection bolt body, the first placing groove, the second placing groove, external screw thread, internal screw thread, prevents
Etching ground and the coat of metal are embedded in inside guard shield by that will connect bolt body, by anti-on guard shield
Etching ground and the coat of metal play a protective role to connection bolt body, and pass through the first placing groove and the second placing groove
So that connection bolt body is fully sealed, connection bolt body is avoided to contact with air, to effectively alleviate crane arm company
The corrosion of connecting bolt, structure novel is economical and practical, extends the service life of connection bolt body；
(2) device is provided with the fixed device of ground, by the way that fixed block is fixed in receiving block under the action of screw,
By the first fixture block, the first card slot, the second fixture block with the effect of the second card slot so that receiving block is fixedly connected with pedestal, and is passed through
Pouring into cement to the inside for pouring chamber is bonded receiving block, pedestal and lock chamber, so that the device has stabilization
Structure improves the safety of device；
(3) device is provided with protective device, can be buffered in advance by protection cushion and unload power, and can reduce anti-shake
Power, and further buffer by protection outside plate and the buffer spring protected between inner panel and unload power, finally pass through support rod and branch
The interaction for supportting pedestal, even if the power for touching derrick crane is greatly diminished so that protective device collapses, thus real
Show anticollision effect, device is protected not to be destroyed, extended service life, and reduces loss.
Detailed description of the invention:
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is structure schematic elevation view of the invention；
Fig. 2 is the structure enlargement diagram of A in Fig. 1；
Fig. 3 is the structure top cross-sectional view of guard shield in A；
Fig. 4 is that ground fixture structure of the invention faces diagrammatic cross-section；
Fig. 5 is protective device structure top cross-sectional view of the invention.
In figure: 1, the fixed device of ground；101, ground main body；102, lock chamber；103, pedestal；104, receiving block；105,
Fixed block；106, screw；107, chamber is poured；108, the first fixture block；109, the first card slot；110, the second fixture block；111, the second card
Slot；2, support arm；3, protective device；301, outside plate is protected；302, protection cushion；303, anchor ear；304, inner panel is protected；305, delay
Rush spring；306, protective door；307, support rod；308, support base；4, operating room；5, crane arm；6, connecting rod；7, suspension hook；
8, guard shield；9, bolt body is connected；10, the first placing groove；11, the second placing groove；12, external screw thread；13, internal screw thread；14,
Anticorrosive coating；15, the coat of metal.
Specific embodiment:
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-5 is please referred to, a kind of embodiment provided by the invention:
A kind of effective tower hoisting apparatus for mitigating crane arm connection bolt corrosion, including ground fixed device 1, support arm
2, the top of protective device 3 and guard shield 8, the fixed device 1 of ground is vertically equipped with support arm 2, and 2 outside ground of support arm
The top of fixed device 1 is equipped with protective device 3, and the positive top of support arm 2 is equipped with operating room 4, and 4 rear branch of operating room
The top of brace 2 is laterally fixed with crane arm 5.
It is all fixed by fastening bolt between the fixed device 1 of ground and the fixed device 1 of support arm 2, ground and protective device 3
Connection, is fixedly connected by welding between support arm 2 and operating room 4, and effect is to keep apparatus structure more firm, is not easy to shake
It is dynamic, it is all fixedly connected by connecting rod 6 between crane arm 5, crane arm 5 and the top of 6 junction crane arm 5 of connecting rod are provided with
Guard shield 8, and one end inside guard shield 8 is equipped with anticorrosive coating 14, the other end inside guard shield 8 is equipped with
The coat of metal 15, the inside of the coat of metal 15 is by composition of alloy such as copper, chromium, nickel.
It is embedded in inside guard shield 8 by the way that bolt body 9 will be connected, is applied by the anticorrosion on guard shield 8 first
Material 14 and 15 pairs of connection bolt bodies 9 of the coat of metal play a protective role, and are placed by the first placing groove 10 and second
Connection bolt body 9 is fully sealed in slot 11, avoids connection bolt body 9 from contacting with air, to effectively alleviate
Weighing arm 5 connects the corrosion of bolt, and structure novel is economical and practical, extends the service life of connection bolt body 9, guard shield 8
On be embedded with connection bolt body 9, be internally provided with and mutually matched first placing groove 10 of guard shield 8 of crane arm 5, even
Extension bar 6 is internally provided with and connect mutually matched second placing groove 11 of bolt body 9, is provided in connection bolt body 9
External screw thread 12, be internally provided with and the mutually matched internal screw thread 13 of external screw thread 12 of the second placing groove 11 are provided on crane arm 5
Suspension hook 7.
Preferably, the fixed device 1 of ground includes ground main body 101, lock chamber 102, pedestal 103, receiving block 104, fixes
Block 105, pours chamber 107, the first fixture block 108, the first card slot 109, the second fixture block 110, the second card slot 111, ground at screw 106
Main body 101 is internally provided with lock chamber 102, and the bottom end inside lock chamber 102 is horizontally installed with pedestal 103, pedestal 103
Top is equipped with receiving block 104, and the two sides of 104 bottom end of receiving block are all fixed with the first fixture block 108, and the inside of pedestal 103 is all
Be provided with mutually matched first card slot 109 of the first fixture block 108, the bottom end of receiving block 104 is fixed between the first fixture block 108
Second fixture block 110, be internally provided with and mutually matched second card slot 111 of the second fixture block 110 of pedestal 103,104 liang of receiving block
The inside of side lock chamber 102, which is all provided with, pours chamber 107, and the top of receiving block 104 is horizontally installed with fixed block 105, and fixed
The two sides on 105 top of block are all provided with screw 106, are fixedly connected between lock chamber 102 and pedestal 103 by pouring, receiving block
It is all fixedly connected by welding between 104 and first fixture block 108, the second fixture block 110, the length of receiving block 104 is less than pedestal 103
Length, the length of fixed block 105 is less than the length of receiving block 104.
First by the way that fixed block 105 to be fixed in receiving block 104 under the action of screw 106, pass through the first fixture block
108, the first card slot 109, the second fixture block 110 with the effect of the second card slot 111 so that receiving block 104 is fixedly connected with pedestal 103,
And by pouring into cement to the inside for pouring chamber 107 receiving block 104, pedestal 103 and lock chamber 102 are bonded, thus
So that the device has rock-steady structure, the safety of device is improved.
Preferably, protective device 3 includes protection outside plate 301, protection cushion 302, anchor ear 303, protection inner panel 304, buffering
The right side of spring 305, protective door 306, support rod 307 and support base 308, protection outside plate 301 is equipped with protective door 306, prevents
The two sides and left end for protecting outside plate 301 are all equipped with protection cushion 302, and all fixed by anchor ear 303 between protection cushion 302
Connection, the inside of protection outside plate 301 are equipped with protection inner panel 304, and protect between inner panel 304 and protection outside plate 301 by slow
It rushes spring 305 to be fixedly connected, the two sides of protection 304 inner wall of inner panel are all provided with support rod 307, and the other end of support rod 307
Support base 308 is installed, support base 308 is fixedly connected with fixed block 105, is protected between outside plate 301 and protection cushion 302
By paste be fixedly connected, protection outside plate 301, protection inner panel 304 and buffer spring 305 it is all " U "-shaped, protection outside plate 301 with
Buffer spring 305, buffer spring 305 and protection inner panel 304, protection inner panel 304 and support rod 307, support rod 307 and support bottom
It is all fixedly connected by welding between seat 308, support base 308 and fixed block 105.
It can be buffered in advance by protection cushion 302 first and unload power, and anti-brisance can be reduced, and pass through protection outside plate
Further buffering unloads power to buffer spring 305 between 301 and protection inner panel 304, finally passes through support rod 307 and support base
308 interaction, even if the power for touching derrick crane is greatly diminished so that protective device 3 collapses, to realize
Anticollision effect, protects device not to be destroyed, extends service life, and reduce loss.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (6)
1. a kind of tower hoisting apparatus for effectively mitigating crane arm connection bolt corrosion, including ground fixed device (1), support arm
(2), protective device (3) and guard shield (8), it is characterised in that: the top of the ground fixed device (1) is vertically equipped with branch
Brace (2), and the top of the external ground of support arm (2) fixed device (1) is equipped with protective device (3), the support arm (2) is just
The top in face is equipped with operating room (4), and the top of operating room (4) rear pivot arm (2) is laterally fixed with crane arm (5), institute
It states and is all fixedly connected by connecting rod (6) between crane arm (5), the crane arm (5) and connecting rod (6) junction crane arm
(5) top is provided with guard shield (8), and one end of guard shield (8) inside is equipped with anticorrosive coating (14), described anti-
The internal other end of shield shell (8) is equipped with the coat of metal (15), is embedded with connection bolt body on the guard shield (8)
(9), the crane arm (5) be internally provided with guard shield (8) mutually matched first placing groove (10), the connecting rod
(6) be internally provided with and connect mutually matched second placing groove (11) of bolt body (9), the connection bolt body (9)
On be provided with external screw thread (12), second placing groove (11) be internally provided with external screw thread (12) mutually matched internal screw thread
(13), suspension hook (7) are provided on the crane arm (5).
2. a kind of tower hoisting apparatus for effectively mitigating crane arm connection bolt corrosion according to claim 1, feature
It is: all by tight between the ground fixed device (1) and support arm (2), ground fixed device (1) and protective device (3)
Fixing bolt is fixedly connected, and is fixedly connected by welding between the support arm (2) and operating room (4).
3. a kind of tower hoisting apparatus for effectively mitigating crane arm connection bolt corrosion according to claim 1, feature
Be: the ground fixed device (1) include ground main body (101), lock chamber (102), pedestal (103), receiving block (104),
Fixed block (105), screw (106), pour chamber (107), the first fixture block (108), the first card slot (109), the second fixture block (110),
Second card slot (111), the ground main body (101) are internally provided with lock chamber (102), and the bottom that lock chamber (102) is internal
End is horizontally installed with pedestal (103), and the top of the pedestal (103) is equipped with receiving block (104), and receiving block (104) bottom end
Two sides be all fixed with the first fixture block (108), the inside of the pedestal (103) is all provided with and the first fixture block (108) phase interworking
The first card slot (109) closed, the bottom end of receiving block (104) is fixed with the second fixture block (110) between first fixture block (108),
The pedestal (103) is internally provided with and mutually matched second card slot (111) of the second fixture block (110), the receiving block
(104) inside of two sides lock chamber (102), which is all provided with, pours chamber (107), and the top of the receiving block (104) is horizontally installed with
Fixed block (105), and the two sides on fixed block (105) top are all provided with screw (106).
4. a kind of tower hoisting apparatus for effectively mitigating crane arm connection bolt corrosion according to claim 3, feature
It is: is fixedly connected between the lock chamber (102) and pedestal (103) by pouring, the receiving block (104) and the first fixture block
(108), it is all fixedly connected by welding between the second fixture block (110), the length of the receiving block (104) is less than pedestal (103)
Length, the length of the fixed block (105) is less than the length of receiving block (104).
5. a kind of tower hoisting apparatus for effectively mitigating crane arm connection bolt corrosion according to claim 1, feature
Be: the protective device (3) include protection outside plate (301), protection cushion (302), anchor ear (303), protection inner panel (304),
Buffer spring (305), protective door (306), support rod (307) and support base (308), the right side of protection outside plate (301)
It is equipped with protective door (306), the two sides and left end of protection outside plate (301) are all equipped with protection cushion (302), and are protected
It is all fixedly connected by anchor ear (303) between cushion (302), the inside of protection outside plate (301) is equipped with protection inner panel
(304), it and between protection inner panel (304) and protection outside plate (301) is fixedly connected by buffer spring (305), in the protection
The two sides of plate (304) inner wall are all provided with support rod (307), and the other end of support rod (307) is equipped with support base
(308), the support base (308) is fixedly connected with fixed block (105).
6. a kind of tower hoisting apparatus for effectively mitigating crane arm connection bolt corrosion according to claim 5, feature
It is: is fixedly connected between the protection outside plate (301) and protection cushion (302) by pasting, the protection outside plate (301),
Protect inner panel (304) and buffer spring (305) all " U "-shaped, the protection outside plate (301) and buffer spring (305), buffering elastic
Spring (305) and protection inner panel (304), protection inner panel (304) and support rod (307), support rod (307) and support base (308),
It is all fixedly connected by welding between support base (308) and fixed block (105).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810872519.7A CN108946521B (en) | 2018-08-02 | 2018-08-02 | Tower type hoisting device capable of effectively reducing corrosion of connecting bolt of crane boom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810872519.7A CN108946521B (en) | 2018-08-02 | 2018-08-02 | Tower type hoisting device capable of effectively reducing corrosion of connecting bolt of crane boom |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108946521A true CN108946521A (en) | 2018-12-07 |
| CN108946521B CN108946521B (en) | 2020-03-20 |
Family
ID=64467403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810872519.7A Active CN108946521B (en) | 2018-08-02 | 2018-08-02 | Tower type hoisting device capable of effectively reducing corrosion of connecting bolt of crane boom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108946521B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202790016U (en) * | 2012-07-31 | 2013-03-13 | 盈锋紧固系统（无锡）有限公司 | Durable building screw |
| CN203946802U (en) * | 2014-04-09 | 2014-11-19 | 鲁应乾 | A kind of novel tower crane |
| CN204057783U (en) * | 2014-09-02 | 2014-12-31 | 河南重工起重机集团有限公司 | A kind of hoisting crane rust protection steel structure |
| CN204714411U (en) * | 2015-05-29 | 2015-10-21 | 林敏� | A kind of anti-climbing safe tower crane |
| CN105200468A (en) * | 2015-10-29 | 2015-12-30 | 中物院成都科学技术发展中心 | Bolt surface corrosion prevention method |
-
2018
- 2018-08-02 CN CN201810872519.7A patent/CN108946521B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202790016U (en) * | 2012-07-31 | 2013-03-13 | 盈锋紧固系统（无锡）有限公司 | Durable building screw |
| CN203946802U (en) * | 2014-04-09 | 2014-11-19 | 鲁应乾 | A kind of novel tower crane |
| CN204057783U (en) * | 2014-09-02 | 2014-12-31 | 河南重工起重机集团有限公司 | A kind of hoisting crane rust protection steel structure |
| CN204714411U (en) * | 2015-05-29 | 2015-10-21 | 林敏� | A kind of anti-climbing safe tower crane |
| CN105200468A (en) * | 2015-10-29 | 2015-12-30 | 中物院成都科学技术发展中心 | Bolt surface corrosion prevention method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108946521B (en) | 2020-03-20 |
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