CN2268019Y - Lifting device for telescopic screw rod - Google Patents
Lifting device for telescopic screw rod Download PDFInfo
- Publication number
- CN2268019Y CN2268019Y CN 95218425 CN95218425U CN2268019Y CN 2268019 Y CN2268019 Y CN 2268019Y CN 95218425 CN95218425 CN 95218425 CN 95218425 U CN95218425 U CN 95218425U CN 2268019 Y CN2268019 Y CN 2268019Y
- Authority
- CN
- China
- Prior art keywords
- rod
- king
- screw rod
- lift
- flexible screw
- 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
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Abstract
The utility model belongs to a lifting device for a telescopic screw rod. The utility model comprises a base, a lifting component, a lifting platform, and a power source. The lifting component is one lifting device which is formed by the match of a set of telescopic screw rods and at least two sets of telescopic screw rods or sliding sleeve guide rods installed on the lifting platform. The telescopic screw rod is composed of an inner rod, a middle rod, a power transmission pipe, and an outer rod. The outer cylinder surfaces of the middle rod and the outer rod are provided with screw threads in opposite direction. The screw threads are respectively engaged with the screw nuts on the outer rod and the middle rod. The middle rod is provide with a lifting groove which is matched with the power transmission pipe and is driven by the power source to form a motion mode that the middle rod and the inner rod can carry out the simultaneous lifting. Therefore, the utility model has the advantages of simple structure, easy fabrication, small noise, easy use, and high safety.
Description
The utility model belongs to a kind of jacking system.
The existing rumble formula conveyer recklessly that hangs, it easily blocks steel rope, and noise is big.Hydraulic hoist, it includes base, Lift Part, bay-lift and propulsion source, because Lift Part is a hydraulic ram, hydraulic system structure complexity, cost height.
The purpose of this utility model is to address the above problem, provide a kind of simple in structure, noise is little, easy to manufacture, Installation and Debugging convenient, safe and reliable flexible screw rod jacking system.
Taked following scheme for realizing the purpose of this utility model:
Scheme one: it includes base the utility model, Lift Part, bay-lift and propulsion source, Lift Part is the flexible screw rod of at least two groups, flexible screw rod is by interior bar, king-rod, power transmission pipe and outer bar constitute, one end of outer bar is fixed on the base, the other end is provided with nut, on the king-rod external cylindrical surface screw thread is arranged, and the nut engagement with on the outer bar is provided with nut in the king-rod upper end, itself and the outside cylinder screw-threaded engagement that is enclosed within the interior bar in the king-rod, king-rod is opposite with the outside cylinder hand of spiral of interior bar, power transmission pipe is enclosed within on the king-rod, and driving key is arranged on it, and driving key cooperates with lifting groove on the king-rod, interior bar is fixedly mounted on the bay-lift, and power transmission pipe is driven by propulsion source.
Scheme two: it includes base the utility model, Lift Part, bay-lift and propulsion source, on base, be equipped with the sliding sleeve pilot bar, bay-lift is positioned on the interior bar of sliding sleeve pilot bar, Lift Part is one group of flexible screw rod, flexible screw rod is by interior bar, king-rod, power transmission pipe and outer bar constitute, one end of outer bar is fixed on the base, the other end is provided with nut, on the king-rod external cylindrical surface screw thread is arranged, and the nut engagement with on the outer bar is provided with nut in the king-rod upper end, itself and the outside cylinder screw-threaded engagement that is enclosed within the interior bar in the king-rod, king-rod is opposite with the outside cylinder hand of spiral of interior bar, power transmission pipe is enclosed within on the king-rod, and driving key is arranged on it, and driving key cooperates with lifting groove on the king-rod, interior bar is fixedly mounted on the bay-lift, and power transmission pipe is driven by propulsion source.
The utility model is simple in structure, easy to manufacture, noise is little, cost is low, installation, debugging, esy to use, safe and reliable, economical and practical.
Fig. 1 is the utility model embodiment one structural representation;
Fig. 2 is the lateral plan of Fig. 1;
Fig. 3 is the A-A cutaway view of Fig. 1;
Fig. 4 is the structural representation of flexible screw rod,
Fig. 5 is the B-B cutaway view of flexible screw rod;
Fig. 6 is the structural representation of bay-lift for the conveying basket;
Fig. 7 is the bobbin bracket structure scheme drawing;
Fig. 8 is the utility model embodiment two structural representations.
The utility model will be further described below in conjunction with accompanying drawing.
Embodiment one.As Fig. 1,2,3,4, shown in 5, it includes base 7 the utility model, Lift Part 3,10, bay- lift 12,13 and propulsion source 11, Lift Part is the flexible screw rod 3 of at least two groups, 10, flexible screw rod is by interior bar 17, king-rod 20, power transmission pipe 19 and outer bar 18 constitute, one end of outer bar 18 is fixed on the base 7, the other end is provided with nut 14, on the external cylindrical surface of king-rod 20 screw thread is arranged, and with nut 14 engagements on the outer bar, be provided with nut 15 in the upper end of king-rod 20, itself and the outside cylinder screw-threaded engagement that is enclosed within the interior bar 17 in the king-rod 20, king-rod 20 is opposite with the outside cylinder hand of spiral of interior bar 17, and power transmission pipe 19 is enclosed within on the king-rod 20, driving key 16 is arranged on it, driving key 16 cooperates with lifting groove 24 on the king-rod, and interior bar 17 is fixedly mounted on the bay-lift, and power transmission pipe 19 is driven by propulsion source 11.Shown in Fig. 1,3,4, power transmission pipe 19 is installed on the base 7 by bearing 23, and the bottom of power transmission pipe 19 is provided with synchronous pulley 9, and synchronous pulley 9 is by being with 8 synchronously by electrical motor 11 drives.Certainly also available rocking handle is driven by manpower.During use, when propulsion source 11 drives power transmission pipe 19 rotations, power transmission pipe 19 drives king-rods 20 by driving key 16 and rotates, king-rod 20 by with nut 14 cooperate upward movement, simultaneously, because the flexible screw rod 3,10 to a young waiter in a wineshop or an inn is arranged, and bay-lift does not rotate, interior bar 17 cooperates with nut 15, also move up, thereby drive the bay-lift upward movement.
As shown in Figure 4, the lower end of king-rod 20, interior bar 17 is one section face of cylinder 22,21.When king-rod 20, interior bar 17 move to the face of cylinder 22,21, can not continue to move up, play the effect of machine insurance.
As shown in Figure 1, 2, be equipped with stroke regulating plate 2,4 up and down on flexible screw rod 3, regulating plate 2,4 is provided with travel switch 1,6 up and down, is provided with buting iron 5 on bay-lift.So that when electrical motor 11 drives, realize automatic guidance.
As shown in Figure 1, bay-lift is made of crossbeam 13 and the basket 12 that hangs that is hung on the crossbeam 13, and crossbeam 13 loads are on the interior bar of flexible screw rod 3,10.
As shown in Figure 6, bay-lift is a conveying basket 26, and its base 28 is bearing on the interior bar of flexible screw rod 3,10.On conveying basket 26, be equipped with ladder 30.On base 7, can be equipped with roller 31, be convenient to move.As shown in Figure 6, motor controling switch 25 is located to be carried on the basket 26, and motor leads 29 is connected with master cock 25 by bobbin winder bracket 27, is convenient to personnel's control.
As shown in Figure 7, bobbin winder bracket is made of coiling stand 32, reel 38 and reel axle 34, reel axle 34 is bearing on the coiling stand 32, gear 33 is installed on reel axle 34, itself and empty gear 35 engagements that are enclosed within on the anchor shaft 37, anchor shaft 37 is positioned on the coiling stand 32, is with torsion spring 36 on it, the two ends of torsion spring 36 are separately fixed at anchor shaft 37 and empty being enclosed within on the gear 35 of anchor shaft, make electric wire 29 be difficult for twining.
Embodiment two.As shown in Figure 8, it includes base 48, Lift Part 42, bay-lift 41 and propulsion source 47 the utility model, is equipped with sliding sleeve pilot bar 40,43 on base 48, and bay-lift is positioned on the interior bar 44 of sliding sleeve pilot bar, Lift Part is one group of flexible screw rod 42, and its structure is identical with embodiment one.Other structure of present embodiment is identical with embodiment one.During use, propulsion source drives flexible screw rod and moves up and down, and the interior bar 44 of slide-and-guide bar, king-rod 45, outer bar 46 move successively simultaneously, because the setting of slide-and-guide bar is not rotated bay-lift, guarantees the normal lifting of flexible screw rod.As shown in Figure 8, sliding sleeve pilot bar 40,43 is two, and symmetric arrangement, makes lifting steady.
The utility model can be used for the article delivery of dining room floor gap, and construction and decoration, municipal administration maintenance, advertisement etc. need the occasion of manned rising, can also be used with other lift work machinery.
Claims (10)
1, a kind of flexible screw rod jacking system, it includes base, Lift Part, bay-lift and propulsion source, it is characterized in that Lift Part is the flexible screw rod of at least two groups, flexible screw rod is by interior bar, king-rod, power transmission pipe and outer bar constitute, one end of outer bar is fixed on the base, the other end is provided with nut, on the king-rod external cylindrical surface screw thread is arranged, and with the nut engagement on the outer bar, be provided with nut in the king-rod upper end, itself and the outside cylinder screw-threaded engagement that is enclosed within the interior bar in the king-rod, king-rod is opposite with the outside cylinder hand of spiral of interior bar, and power transmission pipe is enclosed within on the king-rod, driving key is arranged on it, driving key cooperates with lifting groove on the king-rod, and interior bar is fixedly mounted on the bay-lift, and power transmission pipe is driven by propulsion source.
2, flexible screw rod jacking system according to claim 1, the lower end that it is characterized in that king-rod, interior bar is one section face of cylinder.
3, flexible screw rod jacking system according to claim 1 and 2, it is characterized in that power transmission pipe by bearing installation on base, the bottom of power transmission pipe is provided with synchronous pulley, synchronous pulley by synchronous band by motor drives.
4, flexible screw rod jacking system according to claim 3 is characterized in that being equipped with stroke regulating plate up and down on flexible screw rod, and regulating plate is provided with travel switch up and down, is provided with buting iron on bay-lift.
5, according to the described flexible screw rod jacking system of claim 3, the master cock that it is characterized in that electrical motor is located on the bay-lift, motor leads is connected with master cock by bobbin winder bracket, bobbin winder bracket is made of coiling stand, reel and reel axle, the reel axle is bearing on the coiling stand, on the reel axle, gear is installed, itself and the empty gear mesh that is enclosed within on the anchor shaft, anchor shaft is positioned on the coiling stand, be with torsion spring on it, the two ends of torsion spring are separately fixed on anchor shaft and the empty gear that is enclosed within on the anchor shaft.
6, flexible screw rod jacking system according to claim 1 is characterized in that bay-lift is made of crossbeam and the basket that hangs that is hung on the crossbeam, and the crossbeam load is on the interior bar of flexible screw rod.
7, flexible screw rod jacking system according to claim 1 is characterized in that bay-lift is a conveying basket, and its base support is on the interior bar of flexible screw rod.
8, flexible screw rod jacking system according to claim 7 is characterized in that being equipped with ladder on the conveying basket.
9, a kind of flexible screw rod jacking system, it includes base, Lift Part, bay-lift and propulsion source, it is characterized in that on base, being equipped with the sliding sleeve pilot bar, bay-lift is positioned on the interior bar of sliding sleeve pilot bar, Lift Part is one group of flexible screw rod, flexible screw rod is by interior bar, king-rod, power transmission pipe and outer bar constitute, one end of outer bar is fixed on the base, the other end is provided with nut, on the king-rod external cylindrical surface screw thread is arranged, and with outer bar on nut engagement, be provided with nut in the king-rod upper end, itself and the outside cylinder screw-threaded engagement that is enclosed within the interior bar in the king-rod, king-rod is opposite with the outside cylinder hand of spiral of interior bar, and power transmission pipe is enclosed within on the king-rod, driving key is arranged on it, driving key cooperates with lifting groove on the king-rod, and interior bar is fixedly mounted on the bay-lift, and power transmission pipe is driven by propulsion source.
10, flexible screw rod jacking system according to claim 9 is characterized in that the sliding sleeve pilot bar is two, and symmetric arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95218425 CN2268019Y (en) | 1995-07-22 | 1995-07-22 | Lifting device for telescopic screw rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95218425 CN2268019Y (en) | 1995-07-22 | 1995-07-22 | Lifting device for telescopic screw rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2268019Y true CN2268019Y (en) | 1997-11-19 |
Family
ID=33866973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95218425 Expired - Fee Related CN2268019Y (en) | 1995-07-22 | 1995-07-22 | Lifting device for telescopic screw rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2268019Y (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101487247A (en) * | 2009-02-18 | 2009-07-22 | 南通华新环保设备工程有限公司 | Expansion type screw |
| CN101950932A (en) * | 2010-08-23 | 2011-01-19 | 上海电力带电作业技术开发有限公司 | Middle slide block device for elevator |
| CN101428743B (en) * | 2008-12-09 | 2011-04-13 | 铁岭长天机电有限责任公司 | Multi-thread bar mechanical lifter |
| CN103072919A (en) * | 2011-10-25 | 2013-05-01 | 西安华欧精密机械有限责任公司 | NC (Numerical Control) three-order telescopic ball screw top |
| CN104728570A (en) * | 2015-02-13 | 2015-06-24 | 东莞照彰五金电器制品有限公司 | Height-adjustable lifting support |
| CN104803319A (en) * | 2014-01-29 | 2015-07-29 | 孙世梁 | Screw pipe set type extensible mechanism |
| CN104860224A (en) * | 2015-06-02 | 2015-08-26 | 张卫 | Large-stroke lifting jack |
| CN105035993A (en) * | 2015-07-01 | 2015-11-11 | 浙江捷昌线性驱动科技股份有限公司 | Lifter |
| CN105712247A (en) * | 2016-05-11 | 2016-06-29 | 浙江飞腾园林工程有限公司 | Rescue lifting device for municipal engineering |
| CN106276676A (en) * | 2015-06-02 | 2017-01-04 | 王俊财 | Telescopic mast |
| CN106451902A (en) * | 2016-11-25 | 2017-02-22 | 西安方元明科技股份有限公司 | Four-stage ball screw double-electric-cylinder |
| WO2018130127A1 (en) * | 2017-01-10 | 2018-07-19 | 浙江捷昌线性驱动科技股份有限公司 | Drive assembly and lifting column |
-
1995
- 1995-07-22 CN CN 95218425 patent/CN2268019Y/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101428743B (en) * | 2008-12-09 | 2011-04-13 | 铁岭长天机电有限责任公司 | Multi-thread bar mechanical lifter |
| CN101487247A (en) * | 2009-02-18 | 2009-07-22 | 南通华新环保设备工程有限公司 | Expansion type screw |
| CN101950932A (en) * | 2010-08-23 | 2011-01-19 | 上海电力带电作业技术开发有限公司 | Middle slide block device for elevator |
| CN101950932B (en) * | 2010-08-23 | 2012-08-29 | 上海电力带电作业技术开发有限公司 | Middle slide block device for elevator |
| CN103072919A (en) * | 2011-10-25 | 2013-05-01 | 西安华欧精密机械有限责任公司 | NC (Numerical Control) three-order telescopic ball screw top |
| CN104803319A (en) * | 2014-01-29 | 2015-07-29 | 孙世梁 | Screw pipe set type extensible mechanism |
| CN104728570A (en) * | 2015-02-13 | 2015-06-24 | 东莞照彰五金电器制品有限公司 | Height-adjustable lifting support |
| CN106276676A (en) * | 2015-06-02 | 2017-01-04 | 王俊财 | Telescopic mast |
| CN104860224A (en) * | 2015-06-02 | 2015-08-26 | 张卫 | Large-stroke lifting jack |
| CN105035993A (en) * | 2015-07-01 | 2015-11-11 | 浙江捷昌线性驱动科技股份有限公司 | Lifter |
| CN105035993B (en) * | 2015-07-01 | 2017-08-08 | 浙江捷昌线性驱动科技股份有限公司 | Lifter |
| CN105712247A (en) * | 2016-05-11 | 2016-06-29 | 浙江飞腾园林工程有限公司 | Rescue lifting device for municipal engineering |
| CN106451902A (en) * | 2016-11-25 | 2017-02-22 | 西安方元明科技股份有限公司 | Four-stage ball screw double-electric-cylinder |
| WO2018130127A1 (en) * | 2017-01-10 | 2018-07-19 | 浙江捷昌线性驱动科技股份有限公司 | Drive assembly and lifting column |
| JP2020505569A (en) * | 2017-01-10 | 2020-02-20 | 浙江捷昌線性駆動科技股▲フン▼有限公司 | Transmission assembly and lifting column |
| CN106641148B (en) * | 2017-01-10 | 2020-09-18 | 浙江捷昌线性驱动科技股份有限公司 | Transmission assembly and lifting upright post |
| US11454306B2 (en) | 2017-01-10 | 2022-09-27 | Zhejiang Jiecang Linear Motion Technology Co., Ltd. | Transmission assembly and lifting column |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |