CN109179224A - A kind of secondary safety applied to derrick crane internal platform entrance - Google Patents
A kind of secondary safety applied to derrick crane internal platform entrance Download PDFInfo
- Publication number
- CN109179224A CN109179224A CN201811193221.XA CN201811193221A CN109179224A CN 109179224 A CN109179224 A CN 109179224A CN 201811193221 A CN201811193221 A CN 201811193221A CN 109179224 A CN109179224 A CN 109179224A
- Authority
- CN
- China
- Prior art keywords
- ladder stand
- auxiliary
- main frame
- derrick crane
- sealing cover
- 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
- 230000009194 climbing Effects 0.000 claims abstract description 28
- 238000007789 sealing Methods 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 5
- 230000005484 gravity Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 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
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C5/00—Ladders characterised by being mounted on undercarriages or vehicles Securing ladders on vehicles
- E06C5/02—Ladders characterised by being mounted on undercarriages or vehicles Securing ladders on vehicles with rigid longitudinal members
- E06C5/04—Ladders characterised by being mounted on undercarriages or vehicles Securing ladders on vehicles with rigid longitudinal members capable of being elevated or extended ; Fastening means during transport, e.g. mechanical, hydraulic
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C5/00—Ladders characterised by being mounted on undercarriages or vehicles Securing ladders on vehicles
- E06C5/32—Accessories, e.g. brakes on ladders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
- Ladders (AREA)
Abstract
The present invention relates to construction Machines parts technical fields, especially a kind of secondary safety applied to derrick crane internal platform entrance, including main frame, the support platform that is mounted on inside main frame and the fixation ladder stand being fixed on main frame medial surface for installing derrick crane.A kind of secondary safety applied to derrick crane internal platform entrance of the invention installs the auxiliary ladder stand that liftable is adjusted by the pilot sleeve group on main frame medial surface, matching surface is gone up and down with the top sealing cover overturning on the top guide wheel drive climbing mouth of transmission connection band by auxiliary ladder stand, top sealing cover can be because gravity downwardly turns over closure climbing mouth automatically in a non-operative state, greatly promote the safety of climbing mouth position, and can directly be climbed using auxiliary ladder stand to platform upper end, operation is constructed more convenient.
Description
Technical field
The present invention relates to construction Machines parts technical fields, especially a kind of to be applied to derrick crane internal platform
The secondary safety of entrance.
Background technique
Derrick crane (tower crane) abbreviation tower crane, also known as tower crane originates from West Europe.Swing arm is mounted in towering tower body
The revolving crane on top.Working space is big, is mainly used for the vertically and horizontally conveying and building of material in housing construction
The installation of component.It is made of metal structure, operating mechanism and electrical system three parts.Metal structure includes tower body, swing arm and bottom
Seat etc..There are raising, four parts of luffing, revolution and walking in operating mechanism.Electrical system includes motor, controller, power distribution cabinet, company
Link, signal and lighting device etc., traditional derrick crane is upper and lower in order to facilitate the operation of personnel, can set on the inside of tower body
Vertical ladder is set, in order to promote the safety of vertical ladder, will limit the height of ladder, setting support is flat between adjacent ladder
Platform carries out care and maintenance for the convenient connecting pin to tower body, but current support platform structure is simple, above and below ladder
Mouth position promotes safety merely by the protective frame of setting fixed mechanism, and climbs without auxiliary construction personnel to flat
The device of platform upper end, safe effect are extremely limited.
Summary of the invention
The technical problem to be solved by the present invention is providing one kind in order to solve the problems, such as above-mentioned background technique and changing
Into the secondary safety applied to derrick crane internal platform entrance, it is simple to solve current support platform structure,
Safety is promoted merely by the protective frame of setting fixed mechanism in ladder upper and lower opening position, and does not have auxiliary construction people
The device of platform upper end, the extremely limited problem of safe effect are arrived in member's climbing.
The technical solution adopted by the present invention to solve the technical problems is: one kind being applied to derrick crane internal platform and goes out
The secondary safety of entrance, including the main frame for installing derrick crane, the support platform that is mounted on inside main frame
With the fixation ladder stand being fixed on main frame medial surface, fixed ladder stand upper end is located in the support platform offers and match
The climbing mouth of fixed ladder stand or more support platform is closed, the main frame medial surface, which is located above climbing mouth, is provided with welding admittedly
Fixed there are two longitudinally disposed pilot sleeve groups, and the pilot sleeve group is made of a plurality of independent auxiliary cylinder bodies, described
Auxiliary cylinder body is equipped with assembly gap on opposite, and it is auxiliary that the main frame inside is provided with lift between pilot sleeve group
Help ladder stand, assembly gap inside and auxiliary cylinder body of the auxiliary ladder stand two sides by side in insertion corresponding position auxiliary cylinder body
It is slidably connected, the climbing mouth upper end opening marginal position offers annular fitting groove, opens on the fitting groove medial surface
Equipped with laterally attached slot, the climbing mouth upper end opening position is provided with convertible top sealing cover, the top sealing
Lid is inserted into inside the assembly blind hole on lateral link slot inner sidewall by lateral shaft and is flexibly connected with laterally attached slot, described
Bar shaped telescopic mouth is offered below the corresponding auxiliary ladder stand of climbing mouth inner sidewall, the main frame medial surface is located at pilot sleeve
Group top is connected with top guide wheel by shaft, and the top sealing cap upper surface is connected with top connection ring, institute
The top connection ring stated is connected with auxiliary ladder stand upper end by the transmission connection band of top guide wheel surface, the auxiliary
Ladder stand drives top sealing cover overturning by lifting.
Further, in order to reduce the speed of decline, the laterally attached slot inner bottom surface and top sealing cover bottom it
Between by squeeze spring connection.
Further, it assembles for convenience, the auxiliary ladder stand lower end has on downwardly convex and fixed ladder stand
The assembly sleeve matched is held, the auxiliary ladder stand assembles sleeve by the integral structure of lower end and covers on fixed ladder stand
End and fixed ladder stand upper end connect and fix.
Further, in order to promote safety, the main frame medial surface, which is located at top guide wheel periphery bolt, to be fixed
It is connected with and avoids the transmission connection of top guide wheel surface with the limitting casing slipped.
Further, in order to promote safety, the auxiliary cylinder outside has auxiliary to assisting ladder stand protrusion to prevent
Help the preposition limit plate that ladder stand loosens.
Further, in order to promote lifting stability, between the auxiliary ladder stand and auxiliary cylinder body joint face without between
Gap.
The invention has the advantages that a kind of auxiliary applied to derrick crane internal platform entrance of the invention is pacified
The auxiliary ladder stand that liftable is adjusted is installed by the pilot sleeve group on main frame medial surface by full mechanism, by assisting ladder stand
Going up and down matching surface, there is the top guide wheel of transmission connection band to drive the top sealing cover overturning on climbing mouth, in inoperative shape
State next top sealing cover can greatly promote the safety of climbing mouth position because gravity downwardly turns over closure climbing mouth automatically
Property, and can directly be climbed using auxiliary ladder stand to platform upper end, operation is constructed more convenient.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the structural schematic diagram of climbing mechanism in the present invention.
In figure: 1. main frames, 2. support platforms, 3. fixed ladder stands, 4. climbing mouths, 5. pilot sleeve groups, 6. auxiliary cylinder bodies,
7. gap is assembled, 8. auxiliary ladder stands, 9. fitting grooves, 10. laterally attached slots, 11. top sealing covers, 12. telescopic mouths, 13. tops
Portion's directive wheel, 14. top connection rings, 15. transmission connection bands, 16. squeeze springs, 17. assembly sleeves, 18. limitting casings, before 19.
Set limit plate.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
Fig. 1 and a kind of secondary safety applied to derrick crane internal platform entrance shown in Fig. 2, including with
In the main frame 1 for installing derrick crane, the support platform 2 being mounted on inside main frame 1 and it is fixed on 1 medial surface of main frame
Fixation ladder stand 3, fixed 3 upper end of ladder stand is located in support platform 2 and offers fixed about 3 support platform of ladder stand of cooperation
2 climbing mouth 4,1 medial surface of main frame, which is located to be provided with above climbing mouth 4, to be welded and fixed there are two longitudinally disposed pilot sleeve
Group 5, pilot sleeve group 5 is made of a plurality of independent auxiliary cylinder bodies 6, and auxiliary cylinder body 6 is equipped with assembly gap 7, main frame on opposite
Lift auxiliary ladder stand 8 is provided on the inside of frame 1 between pilot sleeve group 5, auxiliary 8 two sides of ladder stand are corresponded to by insertion
7 inside of assembly gap of 6 inside of position auxiliary cylinder body and auxiliary cylinder body 6 are slidably connected, and climbing 4 upper end opening marginal position of mouth offers
Annular fitting groove 9, laterally attached slot 10 is offered on 9 medial surface of fitting groove, and climbing 4 upper end opening position of mouth is provided with convertible
Top sealing cover 11, top sealing cover 11 be inserted into inside the assembly blind hole on lateral 10 inner sidewall of link slot by lateral shaft and
Laterally attached slot 10 is flexibly connected, and offers bar shaped telescopic mouth 12, main frame below the corresponding auxiliary ladder stand 8 of climbing 4 inner sidewall of mouth
1 medial surface of frame, which is located above pilot sleeve group 5, is connected with top guide wheel 13,11 upper surface of top sealing cover by shaft
Top connection ring 14, top connection ring 14 and auxiliary 8 upper end of ladder stand is connected with to connect by the transmission on 13 surface of top guide wheel
Tape splicing 15 is connected, and auxiliary ladder stand 8 drives top sealing cover 11 to overturn by lifting.
Further, in order to reduce the speed of decline, between laterally attached 10 inner bottom surface of slot and 11 bottom of top sealing cover
It by extruding 16 elastic connection of spring, further, assembles for convenience, auxiliary 8 lower end of ladder stand has downwardly convex and solid
Determine the assembly sleeve 17 that 3 upper end of ladder stand matches, auxiliary ladder stand 8 assembles 17 sets of sleeve solid by the integral structure of lower end
Determine 3 upper end of ladder stand and fixed 3 upper end of ladder stand connects and fixes, further, in order to promote safety, 1 medial surface of main frame
The limit for avoiding the transmission connection band 15 on 13 surface of top guide wheel from slipping is fixedly connected with positioned at the peripheral bolt of top guide wheel 13
Position frame 18, further, in order to promote safety, 6 lateral surface of auxiliary cylinder body, which has to auxiliary 8 protrusion of ladder stand, prevents auxiliary from climbing
The preposition limit plate 19 that ladder 8 loosens further in order to promote lifting stability, assists ladder stand 8 and 6 joint face of auxiliary cylinder body
Between it is very close to each other, a kind of secondary safety applied to derrick crane internal platform entrance of the invention passes through main frame
Pilot sleeve group 5 on 1 medial surface of frame installs the auxiliary ladder stand 8 that liftable is adjusted, and goes up and down cooperation table by auxiliary ladder stand 8
There is the top guide wheel 13 of transmission connection band 15 the top sealing cover 11 on climbing mouth 4 to be driven to overturn in face, in off working state
Next top sealing cover 11 can greatly promote the safety of climbing 4 position of mouth because gravity downwardly turns over closure climbing mouth 4 automatically
Property, and can directly be climbed using auxiliary ladder stand 8 to platform upper end, operation is constructed more convenient.
The weight of top sealing cover 11 is greater than the weight of auxiliary ladder stand 8 plus the extruding force summation for squeezing spring 16.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (6)
1. a kind of secondary safety applied to derrick crane internal platform entrance, including for installing derrick crane
Main frame (1), the fixation that is mounted on the internal support platform (2) of main frame (1) and is fixed on main frame (1) medial surface climbs
Ladder (3), it is characterized in that: being located at fixed ladder stand (3) upper end in the support platform (2) offers the fixed ladder stand of cooperation
(3) the climbing mouth (4) of support platform, the main frame (1) medial surface are located at climbing mouth (4) top and are provided with welding admittedly up and down
Fixed there are two longitudinally disposed pilot sleeve groups (5), and the pilot sleeve group (5) is by a plurality of independent auxiliary cylinder body (6) groups
At the auxiliary cylinder body (6) is equipped with assembly gap (7) on opposite, is located at pilot sleeve group on the inside of the main frame (1)
(5) lift auxiliary ladder stand (8) is provided between, auxiliary ladder stand (8) two sides pass through insertion corresponding position auxiliary cylinder
Assembly gap (7) on the inside of body (6) is internal and auxiliary cylinder body (6) are slidably connected, described climbing mouth (4) the upper end opening marginal position
It offers annular fitting groove (9), is offered laterally attached slot (10) on the fitting groove (9) medial surface, the climbing mouth
(4) upper end opening position is provided with convertible top sealing cover (11), and the top sealing cover (11) is inserted by lateral shaft
Enter and is flexibly connected inside the assembly blind hole on laterally attached slot (10) inner sidewall with laterally attached slot (10), the climbing mouth
(4) it is offered bar shaped telescopic mouth (12) below corresponding auxiliary ladder stand (8) of inner sidewall, the main frame (1) medial surface is located at
It is connected with top guide wheel (13) above pilot sleeve group (5) by shaft, described top sealing cover (11) upper surface
It is connected with top connection ring (14), the top connection ring (14) and auxiliary ladder stand (8) upper end pass through top guide wheel
(13) the transmission connection band (15) on surface is connected, and the auxiliary ladder stand (8) drives top sealing cover (11) by lifting
Overturning.
2. a kind of secondary safety applied to derrick crane internal platform entrance according to claim 1,
It is characterized in: by squeezing spring (16) elasticity between laterally attached slot (10) inner bottom surface and top sealing cover (11) bottom
Connection.
3. a kind of secondary safety applied to derrick crane internal platform entrance according to claim 1,
Be characterized in: auxiliary ladder stand (8) lower end has the downwardly convex assembly sleeve matched with fixed ladder stand (3) upper end
(17), the auxiliary ladder stand (8) covered by the integral structure of lower end assembly sleeve (17) in fixed ladder stand (3) upper end and
Fixed ladder stand (3) upper end connects and fixes.
4. a kind of secondary safety applied to derrick crane internal platform entrance according to claim 1,
Be characterized in: main frame (1) medial surface, which is located at the peripheral bolt of top guide wheel (13) and is fixedly connected with, avoids top guide
Take turns the limitting casing (18) that the transmission connection band (15) on (13) surface slips.
5. a kind of secondary safety applied to derrick crane internal platform entrance according to claim 1,
Be characterized in: auxiliary cylinder body (6) lateral surface has the preposition limit for preventing auxiliary ladder stand from loosening to auxiliary ladder stand (8) protrusion
Position plate (19).
6. a kind of secondary safety applied to derrick crane internal platform entrance according to claim 1,
It is characterized in: very close to each other between the auxiliary ladder stand (8) and auxiliary cylinder body (6) joint face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811193221.XA CN109179224B (en) | 2018-10-14 | 2018-10-14 | Be applied to auxiliary safety mechanism of tower crane inside platform access & exit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811193221.XA CN109179224B (en) | 2018-10-14 | 2018-10-14 | Be applied to auxiliary safety mechanism of tower crane inside platform access & exit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109179224A true CN109179224A (en) | 2019-01-11 |
| CN109179224B CN109179224B (en) | 2023-12-01 |
Family
ID=64944772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811193221.XA Active CN109179224B (en) | 2018-10-14 | 2018-10-14 | Be applied to auxiliary safety mechanism of tower crane inside platform access & exit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109179224B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2333687Y (en) * | 1998-06-03 | 1999-08-18 | 胡建锋 | Climbing mechanism for internal climbing tower crane |
| CN202322130U (en) * | 2011-10-20 | 2012-07-11 | 中天建设集团有限公司天津分公司 | Blockading device of tower crane climbing channel |
| CN102897679A (en) * | 2012-10-31 | 2013-01-30 | 徐州重型机械有限公司 | Movable railing device of a tower-type crane upper supporting seat outboard crawling ladder and a crawling ladder |
| CN203006797U (en) * | 2012-12-28 | 2013-06-19 | 徐州重型机械有限公司 | Tower crane and crawling ladder thereof |
| CN204251239U (en) * | 2014-10-29 | 2015-04-08 | 山东大汉建设机械有限公司 | A kind of tower crane inclined ladder and hoisting crane |
| KR20150083471A (en) * | 2014-01-09 | 2015-07-20 | 삼성물산 주식회사 | Wall-mounted Tower Crane Climbing Device |
| CN205590175U (en) * | 2016-04-25 | 2016-09-21 | 江苏正兴建设机械有限公司 | Standard festival with half space |
| CN206418743U (en) * | 2017-01-14 | 2017-08-18 | 盐城市农业机械试验鉴定站 | A kind of scaffold with concealed type multifunctional returning face plate |
| CN206783167U (en) * | 2017-05-22 | 2017-12-22 | 南京德阳工程监理咨询有限公司 | A kind of safe climbing device of tower crane |
| CN206970056U (en) * | 2017-05-25 | 2018-02-06 | 南京福瑞宁建设工程有限公司 | A kind of anti-climbing tower crane structure |
| CN208948718U (en) * | 2018-10-14 | 2019-06-07 | 张家港市天运建筑机械有限公司 | A kind of secondary safety applied to derrick crane internal platform entrance |
-
2018
- 2018-10-14 CN CN201811193221.XA patent/CN109179224B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2333687Y (en) * | 1998-06-03 | 1999-08-18 | 胡建锋 | Climbing mechanism for internal climbing tower crane |
| CN202322130U (en) * | 2011-10-20 | 2012-07-11 | 中天建设集团有限公司天津分公司 | Blockading device of tower crane climbing channel |
| CN102897679A (en) * | 2012-10-31 | 2013-01-30 | 徐州重型机械有限公司 | Movable railing device of a tower-type crane upper supporting seat outboard crawling ladder and a crawling ladder |
| CN203006797U (en) * | 2012-12-28 | 2013-06-19 | 徐州重型机械有限公司 | Tower crane and crawling ladder thereof |
| KR20150083471A (en) * | 2014-01-09 | 2015-07-20 | 삼성물산 주식회사 | Wall-mounted Tower Crane Climbing Device |
| CN204251239U (en) * | 2014-10-29 | 2015-04-08 | 山东大汉建设机械有限公司 | A kind of tower crane inclined ladder and hoisting crane |
| CN205590175U (en) * | 2016-04-25 | 2016-09-21 | 江苏正兴建设机械有限公司 | Standard festival with half space |
| CN206418743U (en) * | 2017-01-14 | 2017-08-18 | 盐城市农业机械试验鉴定站 | A kind of scaffold with concealed type multifunctional returning face plate |
| CN206783167U (en) * | 2017-05-22 | 2017-12-22 | 南京德阳工程监理咨询有限公司 | A kind of safe climbing device of tower crane |
| CN206970056U (en) * | 2017-05-25 | 2018-02-06 | 南京福瑞宁建设工程有限公司 | A kind of anti-climbing tower crane structure |
| CN208948718U (en) * | 2018-10-14 | 2019-06-07 | 张家港市天运建筑机械有限公司 | A kind of secondary safety applied to derrick crane internal platform entrance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109179224B (en) | 2023-12-01 |
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