CN203318638U - Mast capable of being put down - Google Patents
Mast capable of being put down Download PDFInfo
- Publication number
- CN203318638U CN203318638U CN2013201893404U CN201320189340U CN203318638U CN 203318638 U CN203318638 U CN 203318638U CN 2013201893404 U CN2013201893404 U CN 2013201893404U CN 201320189340 U CN201320189340 U CN 201320189340U CN 203318638 U CN203318638 U CN 203318638U
- Authority
- CN
- China
- Prior art keywords
- mobile jib
- mast
- strike
- bracket
- described mobile
- 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.)
- Expired - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 238000012423 maintenance Methods 0.000 abstract description 6
- 230000005484 gravity Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000009194 climbing Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Images
Landscapes
- Jib Cranes (AREA)
Abstract
A mast capable of being put down comprises a main rod and a fixing support which are connected through an upper articulation piece and a lower articulation piece, wherein a balancing weight is fixed in the lower position, corresponding to the upper articulation piece, of the main rod; when the upper articulation piece and the lower articulation piece are locked, the main rod can be in an upright state, and the main rod can rotate to a horizontal state around the upper articulation piece when the lower articulation piece is removed; and when the mast is in a horizontal state, the mast is very easily bent like a fishing rod due to the fact that the center of gravity is far away from the support, and an eye plate and a bearing frame are required to be fixed through a fixing shaft. According to the mast capable of being put down, a worker is not required to climb the mast for daily maintenance, so that the potential safety hazard is prevented, the requirements for the material, the size and the strength of the mast are reduced, the cost is saved, and the safety is improved.
Description
Technical field
The utility model relates to a kind of accessory structure of platform, relates in particular to the mast structure on platform.
Background technology
At the port and starboard place of platform stern, operated by rotary motion has the small-sized mast that is no more than 6 meters, and this mast is for hanging signal lamp.Traditional way is to do a mobile jib, adds a diagonal brace, and for the convenience of current maintenance, mobile jib is furnished with climbing with vertical ladder or marks time.Because the diameter of bar is not too large, so have and rock unavoidably when personnel are upper and lower, produced potential safety hazard.In order to ensure safety, not only need mast is carried out to structural strengthening, and personnel also must be furnished with safety strap when upper and lower.Yet, mast is carried out to the increase that structural strengthening can cause cost, be equipped with safety strap and also still have certain potential safety hazard when personnel are upper and lower, therefore, the potential safety hazard that these measures can not fundamentally solve mast while safeguarding.
Summary of the invention
The technical problems to be solved in the utility model is to overcome the deficiency that above-mentioned prior art exists, and a kind of strike mast is proposed, it does not need personnel to climb to carry out current maintenance, stopped potential safety hazard, reduced the requirement of material to mast, size, intensity, save cost, promoted safety.
For solving the problems of the technologies described above, the utility model proposes a kind of strike mast, comprise: a mobile jib and a fixed bearing, described mobile jib is connected by upper and lower two articulation pieces with described fixed bearing, the correspondence of described mobile jib is fixed with clump weight at the lower position of upper hinge, and when upper and lower two articulation pieces are all locked, described mobile jib can be in erectility, when lower hinge removes, described mobile jib can rotate to horizontality around upper hinge.
Preferably, the outwardly support bracket that arranges in position of the corresponding upper hinge of described fixed bearing, the top position of the corresponding upper hinge of described mobile jib arranges an eye plate, be provided with perforate on described support bracket and described eye plate, when described mobile jib during in horizontality, described mobile jib is placed on described supporting part, and the perforate on eye plate and the perforate on support bracket coincide, and two perforates link together by an anchor shaft.
Preferably, described support bracket comprises two supporting plates that relatively arrange, one end of two supporting plates all is connected on described fixed bearing, the other end of two supporting plates is relatively near also forming endways two connecting arms that are parallel to each other, the relative position of two connecting arms is provided with described perforate, when described mobile jib during in horizontality, described eye plate between two connecting arms and the perforate on the perforate on eye plate and two connecting arms coincide.
Preferably, described anchor shaft is fixed on described support bracket or described fixed bearing by chain or rope.
Preferably, the bottom of described mobile jib arranges first a fixing bracket perpendicular to mobile jib, one second fixing bracket is set on described fixed bearing, described first fixedly bracket and described second fixedly on bracket, be provided with hinge hole, when described mobile jib during in erectility, described first fixedly bracket with described second fixedly bracket overlap and two fixedly the hinge hole on bracket match.
Preferably, described fixed bearing comprises two sub-bearings that are oppositely arranged, every sub-bearing includes: two wing plates that be arranged in parallel and be vertically set on the web between two wing plates, and two wing plates and web connect into I shape, and described mobile jib is folded between one of them wing plate of two sub-bearings.
Preferably, also be connected with deep bracket between two wing plates of described sub-bearing.
Preferably, described mobile jib is formed by connecting by upper and lower two sections waney steel pipes, and the diameter of steel tube that is positioned at top is less than the diameter of steel tube of below.
Preferably, described upper hinge and lower hinge form by screw bolt and nut.
Preferably, also be fixed with the equipment mount pad on described mobile jib.
Compared with prior art, the utlity model has following beneficial effect: this strike mast can be fallen to horizontality when current maintenance, and the personnel that stopped climb and the potential safety hazard brought up and down; Improve safety, also owing to climbing up and down without personnel, reduced the requirement of material to mast, size, intensity, therefore, saved cost; When mast during in horizontality, by fixedly making mobile jib be placed on support bracket eye plate and support bracket, avoided because the mobile jib center of gravity is distant and at the buckling phenomenon of the fishing rod type caused from fixed bearing; This strike mast can easily be fallen or erect by manpower, therefore, easy to operate, was easy to promote.
The accompanying drawing explanation
Fig. 1 is the front view of strike mast at erectility.
Fig. 2 is the lateral plan of strike mast at erectility.
Fig. 3 is the constructional drawing of strike mast in horizontality.
The A-A that Fig. 4 is Fig. 1 is to cutaway view.
The B-B that Fig. 5 is Fig. 1 is to cutaway view.
The C-C that Fig. 6 is Fig. 1 is to cutaway view.
The D-D that Fig. 7 is Fig. 1 is to cutaway view.
The specific embodiment
In order to further illustrate principle of the present utility model and structure, now by reference to the accompanying drawings preferred embodiment of the present utility model is elaborated.
Consult Fig. 1, Fig. 2 and Fig. 3, strike mast of the present utility model comprises: a mobile jib 1 and a fixed bearing 2, mobile jib 1 is connected by upper and lower two articulation pieces 3,4 with fixed bearing 2.When upper and lower two articulation piece parts 3,4 are all locked, mobile jib 1 can be in erectility, and when lower hinge 4 removes, mobile jib 1 can rotate to horizontality around upper hinge 3.
Because the intensity that the upper and lower of small-sized mast needs is different, the intensity that bottom needs is high, the intensity that top needs is low, therefore, for saving cost, mobile jib 1 is formed by connecting by upper and lower two sections waney steel pipes 11,12, and steel pipe 11 diameters that are positioned at top are less than steel pipe 12 diameters of below, the connection mode of two sections steel pipes 11,12 can be both the mode of overlap joint, can be also the mode with easy footpath (referring to a large pipe that diameter is little of diameter) docking.
Consult Fig. 1 and Fig. 6, for guaranteeing by manpower, mobile jib 1 to be fallen or erecting, in the correspondence of mobile jib 1, at the lower position of upper hinge 3, be fixed with clump weight 13, clump weight 13 is weldingly fixed on mobile jib 1 by connection pipe 131.Clump weight 13 should be too not little, otherwise can't lean on manpower that mobile jib 1 was fallen or erect, and clump weight 13 should be too not large yet, otherwise when falling, and to the requirement of strength at hinge joint place 3 places, will increase, and in addition, can increase weight and the cost of whole mechanism yet.Therefore, the size of clump weight 13 need be calculated and choose according to the position of the weight of mobile jib 1 and upper hinge 3.
Consult Fig. 2 and Fig. 6, meet requirement of strength for saving space simultaneously, fixed bearing 2 comprises: two sub-bearings 21 that are oppositely arranged, every sub-bearing 21 includes: two wing plates that be arranged in parallel 211 and be vertically set on the web 212 between two wing plates 211, two wing plates 211 and web 212 connect into I shape, and mobile jib 1 is folded between one of them wing plate 211 of two sub-bearings 21.The bottom of each sub-bearing 21 is connected with the deck 5 of platform by backing plate, in order to increase structural strength, consult Fig. 5, also be provided with deep bracket 213 on bearing, deep bracket 213 can be connected between two wing plates 211 of each sub-bearing 21, with the wind resistance that strengthens fixed bearing 2 and the effect of resisting the platform and integrally acceleration of motion.
Consult Fig. 1, Fig. 3, in order to make mobile jib 1 can be fixed on level attitude when falling state, the outwardly support bracket 22 that arranges in the position slightly on the lower side of the corresponding upper hinge 3 of fixed bearing 2, the top position of the corresponding upper hinge 3 of mobile jib 1 arranges an eye plate 14, be respectively arranged with perforate 2221 on support bracket 22 and eye plate 14, 141, when mobile jib 1 during in horizontality, mobile jib 1 is placed on supporting part 22, and 14 perforates 141 of the eye plate on mobile jib 1 coincide with the perforate 2221 on support bracket 22, two perforates 141, 2221 link together by an anchor shaft 23, so just avoided when mobile jib 1 during in horizontality, due to mobile jib 1 center of gravity from the distant and fishing rod type buckling phenomenon of easy formation of fixed bearing 2.Lose when not working for fear of anchor shaft 23, anchor shaft 23 can be fixed on support bracket 22 or fixed bearing 2, to facilitate management by chain or rope 231.
Consult Fig. 4, support bracket 22 comprises two supporting plates 221 that relatively arrange, one end of two supporting plates 221 all is connected on two wing plates 211 of fixed bearing 2, the other end of two supporting plates 221 is relatively near also forming endways two connecting arms that are parallel to each other 222, perforate 2221 is arranged on the relative position of two connecting arms 222, in conjunction with consulting Fig. 3, when mobile jib 1 during in horizontality, eye plate 14 between two connecting arms 222 and the perforate on the perforate on eye plate 14 and two connecting arms 222 coincide, and fasten by anchor shaft 23.The length of support bracket 22 need be followed bar thick stick principle, by the intensity calculative determination.
Consult Fig. 2 and Fig. 4, upper hinge 3 consists of bolt 31 and nut 32, the wing plate 211 of the close mobile jib 1 of each sub-bearing 21 all extends upward and forms a pin jointed end 2111, be provided with bolt hole on pin jointed end 2111, correspondence position at mobile jib 1 also is provided with bolt hole, the bolt 31 of upper hinge 3 penetrates the bolt hole of pin jointed end 2111 and mobile jib 1, and traversing through end is by nut 32 lockings.Bolt 31 can play rotating shaft, and when lower hinge 4 removes, mobile jib 1 can be around bolt 31 rotations.Consult Fig. 3 and Fig. 7, lower hinge 4 also consists of bolt 41 and nut 42, the bottom of mobile jib 1 arranges first a fixing bracket 17 perpendicular to mobile jib 1, one second fixing bracket 24 is set on fixed bearing 2, first fixedly bracket 17 and second fixedly on bracket 24, be provided with hinge hole 171, when mobile jib 1 during in erectility, first fixedly bracket 17 with second fixedly bracket 24 overlap and two fixedly the hinge hole 171 on bracket match, the bolt 41 of lower hinge 4 penetrates two fixing hinge holes 171 on bracket, and traversing through end is by nut 42 lockings.In order to play opposing wind-force, opposing platform and integrally acceleration of motion, firm effect, each is equipped with two nuts upper and lower articulation piece 3,4 on a bolt.
Consult Fig. 1, also be fixed with a plurality of equipment mount pads 15 on mobile jib 1, so as by equipment mount pad 15 by the equipment such as camera, loudspeaker 16 fixedly on mobile jib 1.
To sum up, the utility model links together the mobile jib of mast 1 and fixed bearing 2 by upper and lower two articulation pieces 3,4, upper hinge 3 plays the effect of rotating shaft, and mobile jib 1 can be rotated up and down, 4 fixations of lower hinge, make mobile jib 1 can be fixed on erectility.Be fixed with clump weight 13 in the bottom of mobile jib 1, make mobile jib 1 easily to fall or to erect by manpower.When removing lower hinge 4, mobile jib 1 can fall to horizontality, and by the anchor shaft 23 of band chain, that the eye plate 14 on mobile jib 1 is fixing with the support bracket 22 on fixed bearing 2, thereby facilitated maintenance of equipment and maintenance; When two articulation pieces 3,4 are all locked, the equipment 16 on mobile jib 1 can be in normal working.
These are only better possible embodiments of the present utility model, and unrestricted protection domain of the present utility model, the equivalent structure that all utilization the utility model specification sheetss and accompanying drawing content have been done changes, and all is included in protection domain of the present utility model.
Claims (10)
1. a strike mast, it is characterized in that, comprise: a mobile jib and a fixed bearing, described mobile jib is connected by upper and lower two articulation pieces with described fixed bearing, the correspondence of described mobile jib is fixed with clump weight at the lower position of upper hinge, and when upper and lower two articulation pieces are all locked, described mobile jib can be in erectility, when lower hinge removes, described mobile jib can rotate to horizontality around upper hinge.
2. strike mast as claimed in claim 1, it is characterized in that, the outwardly support bracket that arranges in position of the corresponding upper hinge of described fixed bearing, the top position of the corresponding upper hinge of described mobile jib arranges an eye plate, be provided with perforate on described support bracket and described eye plate, when described mobile jib, during in horizontality, described mobile jib is placed on described supporting part, and the perforate on eye plate and the perforate on support bracket coincide, and two perforates link together by an anchor shaft.
3. strike mast as claimed in claim 2, it is characterized in that, described support bracket comprises two supporting plates that relatively arrange, one end of two supporting plates all is connected on described fixed bearing, the other end of two supporting plates is relatively near also forming endways two connecting arms that are parallel to each other, the relative position of two connecting arms is provided with described perforate, when described mobile jib during in horizontality, described eye plate between two connecting arms and the perforate on the perforate on eye plate and two connecting arms coincide.
4. strike mast as claimed in claim 2, is characterized in that, described anchor shaft is fixed on described support bracket or described fixed bearing by chain or rope.
5. strike mast as claimed in claim 1, it is characterized in that, the bottom of described mobile jib arranges first a fixing bracket perpendicular to mobile jib, one second fixing bracket is set on described fixed bearing, described first fixedly bracket and described second fixedly on bracket, be provided with hinge hole, when described mobile jib during in erectility, described first fixedly bracket with described second fixedly bracket overlap and two fixedly the hinge hole on bracket match.
6. strike mast as claimed in claim 1, it is characterized in that, described fixed bearing comprises two sub-bearings that are oppositely arranged, every sub-bearing includes: two wing plates that be arranged in parallel and be vertically set on the web between two wing plates, two wing plates and web connect into I shape, and described mobile jib is folded between one of them wing plate of two sub-bearings.
7. strike mast as claimed in claim 6, is characterized in that, between two wing plates of described sub-bearing, also is connected with deep bracket.
8. strike mast as claimed in claim 1, is characterized in that, described mobile jib is formed by connecting by upper and lower two sections waney steel pipes, and the diameter of steel tube that is positioned at top is less than the diameter of steel tube of below.
9. strike mast as claimed in claim 1, is characterized in that, described upper hinge and lower hinge form by screw bolt and nut.
10. strike mast as claimed in claim 1, is characterized in that, also is fixed with the equipment mount pad on described mobile jib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201893404U CN203318638U (en) | 2013-04-15 | 2013-04-15 | Mast capable of being put down |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201893404U CN203318638U (en) | 2013-04-15 | 2013-04-15 | Mast capable of being put down |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203318638U true CN203318638U (en) | 2013-12-04 |
Family
ID=49658011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013201893404U Expired - Fee Related CN203318638U (en) | 2013-04-15 | 2013-04-15 | Mast capable of being put down |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203318638U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103974153A (en) * | 2014-04-15 | 2014-08-06 | 重庆广播电视信息网络有限公司潼南分公司 | Installation frame for broadcast loudspeaker |
| CN104943822A (en) * | 2015-05-13 | 2015-09-30 | 浙江欧华造船股份有限公司 | Cylindrical mast lifting device and method |
| CN105083468A (en) * | 2015-05-13 | 2015-11-25 | 浙江海洋学院 | Automatic anti-collision device and method of cylindrical mast |
| CN105083469A (en) * | 2015-05-13 | 2015-11-25 | 浙江海洋学院 | Automatic lifting device and method of cylindrical mast |
| CN109501961A (en) * | 2018-12-07 | 2019-03-22 | 大连船舶重工集团有限公司 | Segmentation slideway based on special-shaped reinforcement structure connects mast |
| CN109703695A (en) * | 2019-01-30 | 2019-05-03 | 江苏省镇江船厂（集团）有限公司 | The ship mast device that manpower fell or holded up |
-
2013
- 2013-04-15 CN CN2013201893404U patent/CN203318638U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103974153A (en) * | 2014-04-15 | 2014-08-06 | 重庆广播电视信息网络有限公司潼南分公司 | Installation frame for broadcast loudspeaker |
| CN103974153B (en) * | 2014-04-15 | 2018-08-14 | 邹义明 | Broadcast stereo mounting bracket |
| CN104943822A (en) * | 2015-05-13 | 2015-09-30 | 浙江欧华造船股份有限公司 | Cylindrical mast lifting device and method |
| CN105083468A (en) * | 2015-05-13 | 2015-11-25 | 浙江海洋学院 | Automatic anti-collision device and method of cylindrical mast |
| CN105083469A (en) * | 2015-05-13 | 2015-11-25 | 浙江海洋学院 | Automatic lifting device and method of cylindrical mast |
| CN105083469B (en) * | 2015-05-13 | 2018-04-06 | 浙江海洋学院 | Cylindricality mast apparatus for automatically lifting and its method |
| CN105083468B (en) * | 2015-05-13 | 2018-04-13 | 浙江舟山博斯特船舶设计研究院有限公司 | Cylindricality mast automatic crash-proof device and its method |
| CN109501961A (en) * | 2018-12-07 | 2019-03-22 | 大连船舶重工集团有限公司 | Segmentation slideway based on special-shaped reinforcement structure connects mast |
| CN109703695A (en) * | 2019-01-30 | 2019-05-03 | 江苏省镇江船厂（集团）有限公司 | The ship mast device that manpower fell or holded up |
| CN109703695B (en) * | 2019-01-30 | 2024-07-05 | 江苏省镇江船厂（集团）有限公司 | Marine mast device capable of being manually laid down or erected |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203318638U (en) | Mast capable of being put down | |
| CN102359303B (en) | Extra-high voltage common circuit iron tower assembling method | |
| CN206408920U (en) | A kind of collapsible operating platform for narrow space | |
| CN203175023U (en) | Counter weight type cantilever hanging basket device | |
| CN104695752B (en) | Rapid rush-repair Tower System and its erection method | |
| CN205743235U (en) | A kind of self-supporting anemometer tower | |
| CN210084788U (en) | Tower crane for building | |
| CN205928543U (en) | Pole overhauls platform | |
| CN209053495U (en) | Operating platform and steel tower | |
| CN113716472A (en) | Double-arm holding pole | |
| CN204311982U (en) | The machine integrated rig of the tower tower in side | |
| CN201133219Y (en) | Sea derrick for drilling and repairing | |
| CN217461573U (en) | Fast-assembling high-rise horizontal protection shed | |
| CN207647136U (en) | A kind of easy disassembly and the engineering scaffold with stair | |
| CN207513202U (en) | Construction discharging platform | |
| CN206736698U (en) | A kind of leaning tower suspension bridge | |
| CN106677713B (en) | Reinforce drilling machine | |
| CN208749208U (en) | Communicate shaft tower | |
| CN106337652B (en) | A kind of power equipment maintaining ladder | |
| CN105952369B (en) | A kind of maintenance ladder docked with transmission of electricity tower bar fixed ladder | |
| CN211499686U (en) | Improve lamp pole bill-board installation of security and use on-vehicle scaffold | |
| CN206397430U (en) | A kind of grain drying machine climbing ladder apparatus | |
| CN203065046U (en) | Self-stabilizing double-rocker-arm lifting device for installation of high-rise tower | |
| CN209530014U (en) | Aerial Yoga pylon | |
| CN208291432U (en) | A kind of fore-and-aft gangway device of rotatable pitching telescopic |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131204 Termination date: 20170415 |