CN204416972U - A kind of tower machine of automatic adjustment - Google Patents
A kind of tower machine of automatic adjustment Download PDFInfo
- Publication number
- CN204416972U CN204416972U CN201520031728.0U CN201520031728U CN204416972U CN 204416972 U CN204416972 U CN 204416972U CN 201520031728 U CN201520031728 U CN 201520031728U CN 204416972 U CN204416972 U CN 204416972U
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- China
- Prior art keywords
- tower
- postbrachium
- trammel beam
- touch
- forearm
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Abstract
A kind of tower machine of automatic adjustment, it holds bar by tower body, tower cap, trammel beam, touch-type switch one, touch-type switch two, forearm, forearm oblique pull, postbrachium, postbrachium oblique pull are held bar, mobile counterweight, electrical motor, sliding wheel, sprocket wheel, chain, limiting stopper and sport car and formed, described tower body comprises rotating disk, stands vertically on the ground; Described tower cap is positioned at the top of tower body; Described trammel beam is arranged on tower crown end, in trammel beam the left and right sides, lower end tower cap on limiting stopper is installed, the tower cap of the left and right sides, lower end of trammel beam is installed touch-type switch two and touch-type switch one respectively, and they are connected to the bottom of trammel beam; Described forearm and postbrachium are arranged on the both sides of the boundary of tower body and tower cap respectively; Described mobile counterweight upper end is provided with sliding wheel, and the two ends, left and right of postbrachium are separately installed with a sprocket wheel, is connected and installed with electrical motor at the sprocket wheel near tower body; Described forearm is provided with sport car.
Description
Technical field
The utility model relates to a kind of tower crane, particularly a kind of tower machine adopting the automatic adjustment of mobile counterweight, i.e. a kind of tower machine of automatic adjustment.
Background technology
In construction high buildings and large mansions process, tower crane has high contribution, and along with the increase of high-rise and a large amount of uses of construction trade tower crane, all kinds of tower crane safety misadventure also emerges in multitude with increasing of its quantity.Safety is one of important performance of tower crane.The machine of tower more widely applied in the market, mobile counterweight on its postbrachium is all fixing, the scope of the safety weight of the lifting objects that therefore tower machine forearm can bear is less, can occur when the weight that forearm is undertaken is excessive turn on one's side danger, in addition, the reason such as the limited and awareness of safety of the level professional technology of applying unit is weak. also make to have larger security breaches in the use link of tower crane.Therefore urgently provide a kind of structure simple, reliable, productive costs is low, easy to operate and can the tower machine of adjustment automatically.
Summary of the invention
Technical problem to be solved in the utility model is the deficiency overcoming above-mentioned existing tower crane, and provides a kind of tower machine adopting the automatic adjustment of mobile counterweight, i.e. a kind of tower machine of automatic adjustment.
The technical scheme in the invention for solving the technical problem is: a kind of tower machine of automatic adjustment, it holds bar by tower body, tower cap, trammel beam, touch-type switch one, touch-type switch two, forearm, forearm oblique pull, postbrachium, postbrachium oblique pull are held bar, mobile counterweight, electrical motor, sliding wheel, sprocket wheel, chain, limiting stopper and sport car and formed, described tower body comprises rotating disk, as the main support mechanism of tower machine, stand vertically on the ground; Described tower cap is positioned at the top of tower body; Described trammel beam is arranged on tower crown end, can be that axle rotates with attachment point, in trammel beam the left and right sides, lower end tower cap on limiting stopper is installed, the tower cap of the left and right sides, lower end of trammel beam is installed touch-type switch two and touch-type switch one respectively, and touch-type switch two and touch-type switch one are connected to the bottom of trammel beam; Described forearm and postbrachium are arranged on the both sides of the boundary of tower body and tower cap respectively, in alignment, forearm oblique pull holds the outermost end that bar one end is arranged on forearm, the other end is arranged on the upper end of trammel beam, postbrachium oblique pull holds the outermost end that bar one end is arranged on postbrachium, and the other end is arranged on the upper end of trammel beam; Described mobile counterweight upper end is provided with sliding wheel, sliding wheel is arranged on postbrachium lower end, the two ends, left and right of postbrachium are separately installed with a sprocket wheel, chain to be arranged on two sprocket wheels in the form of a ring, sliding wheel is arranged in annular link chain, after chain is walked around above two sprocket wheels, the two ends of chain are connected to mobile counterweight two ends, are connected and installed with electrical motor at the sprocket wheel near tower body; Described forearm is provided with sport car.
Guide rail can be provided with between two sliding wheels of above-mentioned front and back correspondence.
The tower machine of this automatic adjustment that the utility model provides not only structure is simple, reliable, cheap, easy to operate and can adjustment automatically, effectively ensure that the safety of tower machine in construction period.In use, because trammel beam is arranged on tower crown end, can be that axle rotates with attachment point, therefore ensure that forearm oblique pull is held bar or postbrachium oblique pull and held bar and can not hold bar forced breakage because drawing when unbalance condition appears in forearm and postbrachium; Secondly when unbalance condition appears in forearm and postbrachium, trammel beam deflects to side, and the middle lower end of trammel beam touches the limiting stopper of lower end in trammel beam, effectively controls the rotation amplitude of trammel beam, avoids tower pusher side to turn over and cause danger; Touch-type switch one or the touch-type switch two of both sides, trammel beam lower end is touched while trammel beam rotates, make control electrical motor forward or reverse, drive sprocket rotation again, chain-driving mobile counterweight is pulled to slide to the right or left, make forearm and postbrachium reach balance by the position changing mobile counterweight, effectively ensure that the safety of tower machine.
Accompanying drawing explanation
The structural representation of the tower machine of the automatic adjustment that Fig. 1 provides for the utility model embodiment;
The mobile counterweight of tower machine of the automatic adjustment that Fig. 2 provides for the utility model embodiment and the structural representation of sliding wheel;
The touch-type switch one of the tower machine of the automatic adjustment that Fig. 3 provides for the utility model embodiment and the junction circuit figure of touch-type switch two and electrical motor;
Number in the figure: 1, tower body, 2, tower cap, 3, trammel beam, 4, touch-type switch one, 5, touch-type switch two, 6, forearm, 7, forearm oblique pull holds bar, 8, postbrachium, 9, postbrachium oblique pull holds bar, 10, mobile counterweight, 11, limiting stopper, 12, sliding wheel, 13, chain, 14, sprocket wheel, 15, guide rail.
Detailed description of the invention
Below in conjunction with embodiment, the utility model is described in further detail, but do not limit protection domain of the present utility model.
The utility model provides a kind of tower machine adopting the automatic adjustment of mobile counterweight, i.e. a kind of tower machine of automatic adjustment, it holds bar 7 by tower body 1, tower cap 2, trammel beam 3, touch-type switch 1, touch-type switch 25, forearm 6, forearm oblique pull, postbrachium 8, postbrachium oblique pull are held bar 9, mobile counterweight 10, electrical motor, sliding wheel 12, sprocket wheel 14, chain 13, limiting stopper 11 and sport car (not shown) and formed, described tower body 1 comprises rotating disk (not shown), as the main support mechanism of tower machine, stand vertically on the ground; Described tower cap 2 is positioned at the top of tower body; Described trammel beam 3 is arranged on tower cap 1 top, can be that axle rotates with attachment point, in trammel beam 3 left and right sides, lower end tower cap 2 on limiting stopper 11 is installed, difference touch-type switch 25 and touch-type switch 1 on the tower cap 2 of the left and right sides, lower end of trammel beam 3, touch-type switch 25 and touch-type switch 1 are connected to the bottom of trammel beam 3; Described forearm 6 and postbrachium 8 are arranged on the both sides of the boundary of tower body 1 and tower cap 2 respectively, in alignment, forearm oblique pull holds the outermost end that bar 7 one end is arranged on forearm 6, the other end is arranged on the upper end of trammel beam 3, postbrachium oblique pull holds the outermost end that bar 9 one end is arranged on postbrachium 8, and the other end is arranged on the upper end of trammel beam 3; Described mobile counterweight 10 upper end is provided with sliding wheel 12, sliding wheel 12 is arranged on postbrachium 8 lower end, guide rail 15 is provided with between two sliding wheels 12 that front and back are corresponding, the two ends, left and right of postbrachium 8 are separately installed with a sprocket wheel 14, chain 13 to be arranged on two sprocket wheels 14 in the form of a ring, sliding wheel 12 is arranged in annular link chain 13, after chain 13 is walked around above two sprocket wheels 14, the two ends of chain 13 are connected to mobile counterweight 10 two ends, are connected and installed with electrical motor (not shown) at the sprocket wheel 14 near tower body 1; Described forearm 6 is provided with sport car.
The tower machine of this automatic adjustment that the utility model provides, new automatic adjustment technology should be adopted to improve its safety, reduction productive costs, obtain significant economic benefit simultaneously, improve the technological and manufacturing level of tower machine industry and the overall performance of tower machine product further.In use procedure, when there is unbalance condition in forearm 6 and postbrachium 8, trammel beam 3 deflects to side, after touching the limiting stopper 11 of both sides, lower end in trammel beam 3, limiting stopper 11 stops that it continues deflection, trammel beam 3 lower end touches touch-type switch 1 or the touch-type switch 25 of its both sides simultaneously, and then makes electrical motor work drive mobile counterweight 10 to a Slideslip, makes forearm 6 and postbrachium 8 reach state of equilibrium by the position changing mobile counterweight 10.The tower machine of this automatic adjustment that the utility model provides not only structure is simple, reliable, cheap, easy to operate and can adjustment automatically, effectively ensure that the safety of tower machine in construction period.
When tower machine discontinuity equalization forearm is downward-sloping, trammel beam 3 upper end is rotated to the left, the lower end of trammel beam 3 deflects to the right, the middle lower end of trammel beam 3 touches the limiting stopper 11 on the right side of trammel beam on tower cap 2, limiting stopper 11 stops trammel beam 3 to be rotated further, the positive switch 1 of touch-type be arranged on the right side of trammel beam 3 lower end on tower cap 2 is touched while trammel beam 3 lower end deflects to the right, electrical motor rotates forward, the sprocket wheel 14 near tower body 1 is driven to rotate counterclockwise, sprocket wheel 14 drives chain 13 to pull mobile counterweight 10 to move right to make the forearm 6 of tower machine and postbrachium 8 to reach state of equilibrium, now trammel beam 3 returns to not deflection state, electrical motor stops action, simultaneously sprocket wheel 14 and chain 13 and mobile counterweight 10 all stop action, effectively ensure that balance and the safety of tower machine.
The positive switch of control motor of the tower machine of the automatic adjustment that the utility model embodiment provides and the junction circuit figure of the control anti-switch of motor and electrical motor are as shown in Figure 3, major electrical components has: electrical motor M, switch S B1, SB2, SB3, contactless switch and contact KM1, KM2, thermal relay and contact FR thereof, fuse FU1, FU2.Three wires picked out from three phase mains meet a fuse FU1 respectively, three main contacts KM1-1, KM1-2, KM1-3 of the other end access contactless switch KM1 of three fuse FU1, the other end of three main contacts KM1-1, KM1-2, KM1-3 is respectively by thermal relay FR, and U, V, W of access electrical motor M hold; Main contact KM2-1 mono-end of contactless switch KM2 is connected on one end be connected with fuse FU1 of main contact KM1-1, the other end accesses the W end of electrical motor M by thermal relay FR, the main contact KM2-2 of contactless switch KM2 is in parallel with the main contact KM1-2 of contactless switch KM1, main contact KM2-3 mono-end of contactless switch KM2 is connected on one end be connected with fuse FU1 of main contact KM1-3, and the other end accesses the U end of electrical motor M by thermal relay FR.As shown in Figure 3, respectively pick out a wire from the connected power lead of fuse FU1 be connected with main contact KM1-1 and the connected power lead of fuse FU1 that is connected with main contact KM1-2 and access a fuse FU2 respectively, on the electric wire that the connected power lead of fuse FU1 be connected with main contact KM1-2 picks out, the other end of fuse FU2 accesses contactless switch KM1 in parallel and contactless switch KM2, the normally closed contact of another termination contactless switch KM2 of contactless switch KM1, the switch S B2 of its another termination parallel connection and the auxiliary open contact of contactless switch KM1; The normally closed contact of another termination contactless switch KM1 of contactless switch KM2, the switch S B3 of its another termination parallel connection and the auxiliary open contact of contactless switch KM2, the other end of the auxiliary open contact of switch S B2, contactless switch KM1, the auxiliary open contact of switch S B3 and contactless switch KM2 meets switch S B1 jointly, the normally closed contact of another termination thermal relay FR of switch S B1, its other end is connected to the other end of fuse FU2 the electric wire that picks out from the connected power lead of fuse FU1 be connected with main contact KM1-1.
In figure, contactless switch KM1 is positive contactor, and contactless switch KM2 is reversion contactless switch.When three main contacts of contactless switch KM1 are connected, the phase sequence of three phase mains is pressed U-V-W and is accessed electrical motor, and electrical motor rotates forward.When three main contacts of contactless switch KM1 disconnect, when three main contacts of contactless switch KM2 are connected, the phase sequence of three phase mains is pressed W-V-U and is accessed electrical motor M, and electrical motor M just rotates round about.Forward start-up course: switch S B2 is touch-type switch 1, after pressing switch S B2, contactless switch KM1 coil electricity, the auxiliary open contact of the contactless switch KM1 in parallel with switch S B2 closes, to ensure that contactless switch KMl coil continues energising, the main contact being connected on the contactless switch KM1 in electrical motor M loop continues closed, the continuous forward running of electrical motor M.Stopped process: switch S B1 is halt switch, the i.e. not deflection state of trammel beam, now contactless switch KMl coil blackout, the secondary contact of the contactless switch KM1 in parallel with switch S B2 disconnect, to ensure that contactless switch KMl coil continues dead electricity, the main contact being connected on the contactless switch KMl in electrical motor M loop continues to disconnect, and cuts off electrical motor M stator power, electrical motor M stall.Reverse starting process: switch S B3 is touch-type switch 25, after pressing switch S B3, contactless switch KM2 coil electricity, the auxiliary open contact of the contactless switch KM2 in parallel with switch S B3 closes, to ensure that contactless switch KM2 coil continues energising, the main contact being connected on the contactless switch KM2 in electrical motor M loop continues closed, the continuous antiport of electrical motor M.
Claims (2)
1. the tower machine of an automatic adjustment, it is characterized in that: it is by tower body (1), tower cap (2), trammel beam (3), touch-type switch one (4), touch-type switch two (5), forearm (6), forearm oblique pull holds bar (7), postbrachium (8), postbrachium oblique pull holds bar (9), mobile counterweight (10), electrical motor, sliding wheel (12), sprocket wheel (14), chain (13), limiting stopper (11) and sport car are formed, described trammel beam (3) is arranged on tower cap (1) top, can be that axle rotates with attachment point, the tower cap (2) of the left and right sides, middle lower end of trammel beam (3) is provided with limiting stopper (11), the tower cap (2) of the left and right sides, lower end of trammel beam (3) is installed touch-type switch two (5) and touch-type switch one (4) respectively, touch-type switch two (5) and touch-type switch one (4) are connected to the bottom of trammel beam (3), described forearm (6) and postbrachium (8) are arranged on the both sides of the boundary of tower body (1) and tower cap (2) respectively, in alignment, forearm oblique pull holds the outermost end that bar (7) one end is arranged on forearm (6), the other end is arranged on the upper end of trammel beam (3), postbrachium oblique pull holds the outermost end that bar (9) one end is arranged on postbrachium (8), and the other end is arranged on the upper end of trammel beam (3), described mobile counterweight (10) upper end is provided with sliding wheel (12), sliding wheel (12) is arranged on postbrachium (8) lower end, the two ends, left and right of postbrachium (8) are separately installed with a sprocket wheel (14), chain (13) to be arranged on two sprocket wheels (14) in the form of a ring, sliding wheel (12) is arranged in annular link chain (13), chain (13) is after two sprocket wheel (14) tops are walked around, the two ends of chain (13) are connected to mobile counterweight (10) two ends, electrical motor is connected and installed with at the sprocket wheel (14) near tower body (1), described forearm (6) is provided with sport car.
2. the tower machine of automatic adjustment according to claim 1, is provided with guide rail (15) between two sliding wheels (12) that it is characterized in that described front and back correspondence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520031728.0U CN204416972U (en) | 2015-01-16 | 2015-01-16 | A kind of tower machine of automatic adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520031728.0U CN204416972U (en) | 2015-01-16 | 2015-01-16 | A kind of tower machine of automatic adjustment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204416972U true CN204416972U (en) | 2015-06-24 |
Family
ID=53467361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520031728.0U Expired - Fee Related CN204416972U (en) | 2015-01-16 | 2015-01-16 | A kind of tower machine of automatic adjustment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204416972U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106946170A (en) * | 2017-03-27 | 2017-07-14 | 山东以琳智能科技有限公司 | A kind of crane arm Adaptable System of flat-top tower crane |
| CN107651213A (en) * | 2017-04-26 | 2018-02-02 | 天津中德应用技术大学 | Dynamic equilibrium machinery arm |
| CN108249325A (en) * | 2018-01-05 | 2018-07-06 | 惠安北酷机械科技有限公司 | A kind of full-automatic hydro-electric power project drainpipe gripping all-in-one machine |
| CN110171773A (en) * | 2019-05-24 | 2019-08-27 | 苏州工业职业技术学院 | Derrick crane automatic-balancing controller |
| CN113830238A (en) * | 2021-11-29 | 2021-12-24 | 自然资源部第一海洋研究所 | Fixed throwing device of seawater inherent optical quantity measuring system |
-
2015
- 2015-01-16 CN CN201520031728.0U patent/CN204416972U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106946170A (en) * | 2017-03-27 | 2017-07-14 | 山东以琳智能科技有限公司 | A kind of crane arm Adaptable System of flat-top tower crane |
| CN107651213A (en) * | 2017-04-26 | 2018-02-02 | 天津中德应用技术大学 | Dynamic equilibrium machinery arm |
| CN108249325A (en) * | 2018-01-05 | 2018-07-06 | 惠安北酷机械科技有限公司 | A kind of full-automatic hydro-electric power project drainpipe gripping all-in-one machine |
| CN110171773A (en) * | 2019-05-24 | 2019-08-27 | 苏州工业职业技术学院 | Derrick crane automatic-balancing controller |
| CN113830238A (en) * | 2021-11-29 | 2021-12-24 | 自然资源部第一海洋研究所 | Fixed throwing device of seawater inherent optical quantity measuring system |
| CN113830238B (en) * | 2021-11-29 | 2022-03-01 | 自然资源部第一海洋研究所 | Fixed throwing device of seawater inherent optical quantity measuring system |
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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: 20150624 Termination date: 20220116 |