CN202465001U - Construction elevator transmission device with auxiliary restriction gear pair - Google Patents
Construction elevator transmission device with auxiliary restriction gear pair Download PDFInfo
- Publication number
- CN202465001U CN202465001U CN201220031754XU CN201220031754U CN202465001U CN 202465001 U CN202465001 U CN 202465001U CN 201220031754X U CN201220031754X U CN 201220031754XU CN 201220031754 U CN201220031754 U CN 201220031754U CN 202465001 U CN202465001 U CN 202465001U
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- tooth bar
- transmission
- driving gear
- driver plate
- driven
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- 230000005540 biological transmission Effects 0.000 title abstract description 28
- 238000010276 construction Methods 0.000 title abstract 6
- 230000033001 locomotion Effects 0.000 claims abstract description 4
- 125000006850 spacer group Chemical group 0.000 claims description 5
- 239000003638 chemical reducing agent Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- 238000005299 abrasion Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 230000001174 ascending effect Effects 0.000 abstract 1
- 230000007123 defense Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 238000005096 rolling process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The utility model relates to a construction elevator transmission device with an auxiliary restriction gear pair. The construction elevator transmission device consists of a driving gear rack engagement system, an auxiliary driven gear rack engagement system, a rack and a transmission plate system. When a transmission mechanism arranged on a transmission plate starts to work, a driving gear rack transmission pair also enters the work state to work along with the transmission mechanism, the transmission plate and a transmission plate installing frame adopt the floating connection so that the gap regulation of a back wheel system is conveniently realized, a driving pinion does engagement movement in the vertical direction along with the rack so that a transmission frame and an elevator cage are driven to do synchronous ascending and descending motions along the (guide rail frame) standard section of a construction elevator, two sets of driven gear rack engagement transmission pair with the auxiliary restriction function are respectively arranged above and under the driving gear rack transmission pair and are used for preventing the excessive gap between back wheels of the driving gear rack transmission pair and realizing the backup restriction effect as a second defense line. The construction elevator transmission device has the advantages that the manufacture is simple, the cost is low, the implementation is easy, and the goals of reducing the abrasion of the gear rack, improving the work conditions of the transmission device of the construction elevator, improving the transmission reliability and prolonging the service life of the transmission mechanism can be reached.
Description
Technical field
The utility model relates to a kind of building hoist driving device that has auxiliary constraint gear pair, belongs to building handling machinery technical field.
Background technology
The driving device of building hoist can be divided into inhead type and built-in two kinds of forms according to its residing position; Built-in driving device direct mount is in cage between two root posts; During work; Directly drive cage and do the vertical direction run action along (guide rail bracket) standard knot, the inhead type driving device then is that whole transmission device is moved on to the cage top, implements to be connected through two bearing pins and cage; Drag cage through two bearing pins during work and do the vertical direction run action, reach the purpose of the personnel of transporting and material along (guide rail bracket) standard knot.
Existing driving device only is provided with driving gear tooth bar engagement systems; Be not provided with the gear pair of auxiliary constraint; When the gap between the backgear and the tooth bar back of the body surpasses specified value; Will cause driver pinion when tooth bar is worked, to produce the sliding phenomenon of non-pure rolling, quicken tooth surface abrasion between the two.
The utility model content
The purpose of the utility model is when solving the excessive clearance of existing building hoist driving device between the backgear of driving tooth wheel set and tooth bar are carried on the back; The backgear of driven tooth wheel set plays effect of contraction immediately; Guarantee that to greatest extent the engagement of driver pinion between tooth bar can obtain a comparatively ideal service conditions, thereby prolong its service life.
The utility model adopts following technical scheme to realize its purpose:
A kind of building hoist driving device that has auxiliary constraint gear pair is characterized in that driving device is made up of driving gear tooth bar engagement systems, auxiliary driven gear tooth bar engagement systems, tooth bar, driver plate system etc.
Said driving gear engagement systems is made up of reductor (output shaft) driving gear shaft, stopping nut, stay, driver pinion, tooth bar, the backgear assembly that are installed on the driver plate; The starting point of system is to give driver pinion through the flat key connection of driving gear shaft axle head with transmission of torque; Driver pinion and tooth bar engagement; A backgear assembly is set near it; Be used to adjust the back lash of wheel and rack on the one hand, be used to provide a counter-force on the other hand, the horizontal direction component that is produced during the engagement of balance gear tooth bar.
Said auxiliary driven gear tooth bar engagement systems is made up of driven gear shaft, driven gear axle sleeve, driven miniature gears, axle head spacer ring, stopping nut, spring cotter, tooth bar, backgear assembly that installation is anchored on the driver plate; It between driven miniature gears and the driven gear axle sleeve disconnected sliding bearing relation; Transfer torque not; The engagement that is in idle running between driven miniature gears and the tooth bar and does not stress, its engagement place also is provided with a backgear assembly, is used to adjust the back lash.
Said driver plate system is made up of the transmission device, driver plate, binding bolt, binding bolt cover, the driver plate erecting frame that are installed on the driver plate.
The principle of work of the utility model is:
When being installed on the transmission device work on the driver plate; Speed reducer output shaft rotates together with the driver pinion that connects on it through flat key, and driver pinion and tooth bar mesh and along tooth bar length direction scroll-up/down, drive gear frame and cage simultaneously and do the above-below direction motion along (guide rail bracket) standard knot; The gear pair that is positioned at the driver plate middle part is a driving gear tooth bar transmission; Up and down a driven tooth wheel set that has auxiliary binding function is set two ends respectively at driver plate, when the gap between the backgear at driver pinion place and the tooth bar back of the body during above specified value, the backgear at driven gear place is stressed immediately; Constraint and restriction driver pinion are away from the horizontal direction of tooth bar; Guarantee that to greatest extent driver pinion works under the condition of involute pure rolling, reduce and slide, to prolong the service life of driving gear and tooth bar.
Compare religion with existing similar driving device, the beneficial effect of the utility model is:
Solve traditional driving device because of wearing and tearing or when adjusting factor such as improper and causing the backgear excessive clearance of driving tooth wheel set; The engagement of driver pinion and tooth bar will produce non-pure rolling phenomenon; Reduce the wearing and tearing and the cutting of rack-and-gear, prolong the service life of mechanism.
Can be used in the building hoist transmission scheme of rack-and-gear type of drive.
Description of drawings
Fig. 1 is the overall structure scheme drawing of the utility model.
Fig. 2 is the A-A section-drawing of Fig. 1.
Fig. 3 is the B-B section-drawing of Fig. 1.
Fig. 4 is the C-C section-drawing of Fig. 1.
Among the figure:
1-driving gear shaft 2-stopping nut 3-stay
4-driver pinion 5-tooth bar 6-backgear assembly
The driven miniature gears of 7-binding bolt 8-driven gear shaft 9-
10-driven gear axle sleeve 11-axle head spacer 12-stopping nut
13-spring cotter 14-driver plate 15-binding bolt
The fastening otic placode 18-of 16-binding bolt cover 17-driver plate erecting frame
The 19-cage connects bearing pin 20-spring cotter 21-cage otic placode
22-cage 23-transmission device
The specific embodiment:
Shown in accompanying drawing, the utility model comprises driving gear tooth bar driving system, auxiliary driven gear tooth bar engagement systems, tooth bar, driver plate system.Driving gear tooth bar engagement systems is made up of driving gear shaft 1, stopping nut 2, stay 3, driving gear 4, tooth bar 5, backgear assembly 6; Auxiliary driven gear tooth bar engagement systems is made up of binding bolt 7, driven gear shaft 8, driven miniature gears 9, driven gear axle sleeve 10, axle head spacer 11, stopping nut 12, spring cotter 13, tooth bar 5, backgear assembly 6, said driver plate system by driver plate 14, binding bolt 15, binding bolt overlap 16, fastening otic placode 17, driver plate erecting frame 18 form.
The fastening respectively and output shaft that is installed on reductor in the transmission device 23 on the driver plate 14 of two covers is as driving gear shaft 1; Its axle head connects through flat key has installed a driver pinion 4; With stopping nut 2 and stay 3 lockings; Prevent that driver pinion 4 from coming off from driving gear shaft 1, driver pinion 4 and tooth bar 5 engagements transmit the moment of torsion of reductor 23 outputs; Driving device and cage 22 be passed on the tooth bar 5 that is anchored on (guide rail bracket) standard knot through driver pinion 4 from heavy lift and working load; For stoping the horizontal direction component that produces because of engagement to cause driver pinion away from tooth bar 5, a backgear assembly 6 is set in the behind of tooth bar 5, form a closed loop active force system.It is secondary to be provided with an auxiliary driven gear rack driven respectively in the secondary top and bottom of two cover driving gear tooth bar engaged transmission, and driven gear shaft 8 is installed on the driver plate 14 through binding bolt 7, and its axle head has been installed a driven miniature gears 9 by 10 supportings of driven gear axle sleeve; And be provided with an axle head spacer 11 in its outer end; With jam nut 12 lockings, spring cotter 13 prevents to come off, driven miniature gears 9 idle running; Transfer torque not; With tooth bar 5 engagements, in the behind of tooth bar 5 a backgear assembly 6 is set equally, form a driven non-stress system of closed loop.At first adjust roller and the gap delta between tooth bar 5 back in the backgear assembly 6 of driving tooth wheel set
1, make its value up to specification, adjust the backgear gap delta of driven tooth wheel set and then
2, make δ
2Be slightly less than δ
1, when δ occurring because of wearing and tearing or other reasons
1When surpassing specified value, the backgear assembly 6 of driven tooth wheel set is devoted oneself to work immediately, stops driver pinion 4 away from tooth bar 5, guarantees that driving gear tooth bar transmission can move under normal engineering factor, to prolong its service life.The driver plate 14 that has been in parallel installed with two sets of transmission mechanism relies on 6 binding bolts 15 to be fixed on the fastening otic placode 17 in the driver plate erecting frame 18; Binding bolt 15 is installed a binding bolt cover 16 with the junction of driver plate 14; Its external diameter is than the little 5mm of connecting bore of driver plate 14; Make driver plate 14 and driver plate erecting frame 18 can be in a unsteady bonded assembly state, to make things convenient for the adjust the clearance of backgear assembly 6.
Claims (1)
1. one kind has the auxiliary building hoist driving device that retrains gear pair; Comprise driving gear tooth bar engagement systems, auxiliary driven gear tooth bar engagement systems, tooth bar, driver plate system; It is characterized in that said driving gear tooth bar engagement systems is made up of driving gear shaft (1), stopping nut (2), stay (3), driver pinion (4), tooth bar (5), backgear assembly (6); Said auxiliary driven gear tooth bar engagement systems is made up of binding bolt (7), driven gear shaft (8), driven miniature gears (9), driven gear axle sleeve (10), axle head spacer ring (11), stopping nut (12), spring cotter (13), tooth bar (5), backgear assembly (6); Said driver plate system is made up of driver plate (14), binding bolt (15), binding bolt cover (16), fastening otic placode (17), driver plate erecting frame (18); Driving gear shaft (1) is for being installed on the speed reducer output shaft on the driver plate (14); This mouth has been installed one and has been implemented the driving gear that flat key connects (4) with it; With a stopping nut (2) backstop, come off driver pinion (4) and tooth bar (5) engagement from driving gear shaft (1) to prevent driver pinion (4); The backgear assembly (6) of the back gap that can regulate backgear and tooth bar (5) has been installed near its engagement place; Form the process of driving tooth wheel set transferring power, in addition, the upper and lower two pairs of driving tooth wheel sets is provided with a pair of driven tooth wheel set with auxiliary binding function respectively; Also installed at the driven miniature gears (9) and the back side of tooth bar (5) engagement place one identical and can regulate the backgear assembly (6) of backgear and tooth bar (5) back gap; Driver plate (14) floats through binding bolt (15) and binding bolt cover (16) and is connected on the fastening otic placode (17) of driver plate erecting frame (18), during driving device work, drags cage (22) through cage connection bearing pin (19) and makes movement in vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220031754XU CN202465001U (en) | 2012-02-01 | 2012-02-01 | Construction elevator transmission device with auxiliary restriction gear pair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220031754XU CN202465001U (en) | 2012-02-01 | 2012-02-01 | Construction elevator transmission device with auxiliary restriction gear pair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202465001U true CN202465001U (en) | 2012-10-03 |
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ID=46913181
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220031754XU Expired - Lifetime CN202465001U (en) | 2012-02-01 | 2012-02-01 | Construction elevator transmission device with auxiliary restriction gear pair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202465001U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016682A (en) * | 2012-12-26 | 2013-04-03 | 王俊峰 | Gear and rack transmission mechanism of lifting machine and adjustable elastic coupling device |
| CN103183271A (en) * | 2013-03-13 | 2013-07-03 | 北京博邦重工机械有限公司 | Construction hoist |
| CN103332568A (en) * | 2013-07-10 | 2013-10-02 | 嘉兴市华东建设机械有限公司 | Elevator |
| CN104514856A (en) * | 2014-12-22 | 2015-04-15 | 北京航天测控技术有限公司 | Multi-point synchronous docking gear rack transmission power assisting device |
| CN105173980A (en) * | 2015-08-31 | 2015-12-23 | 腾志理 | Construction hoist in bridge tower cavity |
| CN106838176A (en) * | 2015-02-16 | 2017-06-13 | 王春爱 | A kind of nursing assistant device |
| CN110000259A (en) * | 2019-04-30 | 2019-07-12 | 道尔顿(张家港)工业自动化设备有限公司 | A kind of Full-automatic tube bending machine bend pipe structure |
| CN112141852A (en) * | 2019-09-29 | 2020-12-29 | 广东博智林机器人有限公司 | Vertical conveyor |
| CN113389861A (en) * | 2021-06-11 | 2021-09-14 | 宁波伟立机器人科技股份有限公司 | Gear and rack clearance adjusting device of heavy-load truss robot |
-
2012
- 2012-02-01 CN CN201220031754XU patent/CN202465001U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016682A (en) * | 2012-12-26 | 2013-04-03 | 王俊峰 | Gear and rack transmission mechanism of lifting machine and adjustable elastic coupling device |
| CN103016682B (en) * | 2012-12-26 | 2015-07-29 | 安徽丰海起重设备制造有限公司 | Elevator rack rack gear and adjustable elastic clutch device |
| CN103183271A (en) * | 2013-03-13 | 2013-07-03 | 北京博邦重工机械有限公司 | Construction hoist |
| CN103332568A (en) * | 2013-07-10 | 2013-10-02 | 嘉兴市华东建设机械有限公司 | Elevator |
| CN104514856A (en) * | 2014-12-22 | 2015-04-15 | 北京航天测控技术有限公司 | Multi-point synchronous docking gear rack transmission power assisting device |
| CN106838176A (en) * | 2015-02-16 | 2017-06-13 | 王春爱 | A kind of nursing assistant device |
| CN106838176B (en) * | 2015-02-16 | 2018-11-02 | 日照轩宜信息科技有限公司 | A kind of nursing assistant device |
| CN105173980A (en) * | 2015-08-31 | 2015-12-23 | 腾志理 | Construction hoist in bridge tower cavity |
| CN110000259A (en) * | 2019-04-30 | 2019-07-12 | 道尔顿(张家港)工业自动化设备有限公司 | A kind of Full-automatic tube bending machine bend pipe structure |
| CN112141852A (en) * | 2019-09-29 | 2020-12-29 | 广东博智林机器人有限公司 | Vertical conveyor |
| CN112141852B (en) * | 2019-09-29 | 2021-10-01 | 广东博智林机器人有限公司 | Vertical conveyor |
| CN113389861A (en) * | 2021-06-11 | 2021-09-14 | 宁波伟立机器人科技股份有限公司 | Gear and rack clearance adjusting device of heavy-load truss robot |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice | ||
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Addressee: Hu Lang Document name: payment instructions |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121003 |
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Addressee: Hu Lang Document name: Notice of expiration and termination of patent right |