CN202829219U - Lift car gravity center dynamic automatic balance device - Google Patents
Lift car gravity center dynamic automatic balance device Download PDFInfo
- Publication number
- CN202829219U CN202829219U CN 201220334225 CN201220334225U CN202829219U CN 202829219 U CN202829219 U CN 202829219U CN 201220334225 CN201220334225 CN 201220334225 CN 201220334225 U CN201220334225 U CN 201220334225U CN 202829219 U CN202829219 U CN 202829219U
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- Prior art keywords
- lift car
- square groove
- groove track
- balance
- bottom framework
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- 230000005484 gravity Effects 0.000 title claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 230000003014 reinforcing effect Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses a lift car gravity center dynamic automatic balance device which comprises a bridge bottom framework installed at the bottom end of a lift car. A lower beam having the reinforcing function is arranged at the lower end of the lift car, a square groove rail group is arranged under the bridge bottom framework, a balance block is arranged between the square groove rail group, pulleys capable of moving along the square groove rail group are arranged at two ends of the balance block, a motor is positioned under the bridge bottom framework, the motor is connected with a balance block through a transmission bar, a compensation frame is arranged at the bottom end of the square groove rail group, and the compensation frame is connected with a compensation cable. When partial weight deviation happens in running of a lift, the balance device can control the balance block to move to carry out balance compensation at any time through dynamic control of the balance block. Thus, dynamic adjustment in a running process of the lift is achieved, the lift car can keep in a balance state in a lifting process, and people can feed comfortable and safe in the lift car.
Description
Technical field
The utility model relates to the elevator field, particularly the dynamic auto balancing device of a kind of lift car center of gravity.
Background technology
Elevator is that skyscraper is requisite, and one of purpose of elevator development work be implemented under the space guarantee when elevator uses more comfortable and safe, owing to need during the operation of the high elevator of building to do traction with very long wirerope, make wirerope weight along with increase and wirerope length is long, the wirerope deviation of weight that being in operation rises descends together also becomes and can not ignore, the difference of elevator traction steel cable with highly be directly proportional, because the wirerope deviation of weight causes lift car to lay particular stress on inclined to one side side, also cause simultaneously the greatly and easily wearing and tearing of elevator guide shoe pressure, cause energy consumption of elevator to increase, the elevator ride comfort is poor, therefore must solve by weight compensating, the general back that is suspended on lift car of installing of the weight compensation means of elevator, but fix because the compensation of wirerope adopts radius to do at fixed 2, the device systems that generally is unkitted other is the center that can not pacify to lift car.Elevator wire rope weight reduces with raising and changes, generally just be balanced at interlayer, this balance can only be that lift car is with the overall balance of counterweight system, but the anterior-posterior balance of car still is not resolved, cause car occur before and after shaking phenomenon, traveling comfort and the safety of elevator caused harmful effect.
Summary of the invention
In order to overcome the deficiencies in the prior art, the utility model provides a kind of lift car center of gravity dynamic auto balancing device.
The technical scheme that its technical matters that solves the utility model adopts is:
The dynamic auto balancing device of a kind of lift car center of gravity, comprise the bridge bottom framework that is installed in the car bottom, wherein said car lower end has been equipped with the underbeam of reinforcement effect, described bridge bottom framework is arranged with the square groove track groups, be provided with balance block between the wherein said square groove track groups, these balance block two ends are provided with can be along the pulley of square groove track groups activity, also be provided with motor under the described bridge bottom framework, described motor is connected with balance block by the transmission bar, described square groove track groups bottom is equipped with the compensation frame, and described compensation frame is connected with the compensation hawser.
For the position adjustable scope that guarantees balance block is larger, described square groove track groups number comprises two-layer, and is wherein orthogonal between the square groove track groups of each layer, the respectively corresponding balance block of the square groove track groups of each layer.
In order to guarantee the adjustment counterbalance effect of balancing device, described square groove track groups wherein one group be connected with the underbeam center, another prescription groove track group then is installed in the compensation frame by an end on the nearly doorway of car.
In order to improve the structural strength of bridge bottom framework, described bridge bottom framework is comprised of each a pair of U-shaped support up and down, and its U-shaped support at the middle and upper levels is mutually vertical with the U-shaped support of lower floor, and U-shaped carrier openings is towards the inboard.
In order to improve the sensitivity of adjusting balance at the bottom of the bridge, the inboard at described bridge bottom framework four sides respectively is equipped with pressure sensor.
To adjust the car whole machine balancing in order further facilitating, to be provided with on the described bridge bottom framework be used to the heavy bar of the accent of adjusting whole car position balance.
The beneficial effects of the utility model are: this balancing device is by the dynamic control of balance block, when local deviation of weight appears in the elevator operation, control at any time balance block move carry out balanced compensated, the realization running process of elevator is dynamically adjusted, make lift car in lifting process, also can keep state of equilibrium, make people more comfortable and safe in lift car.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is schematic perspective view of the present utility model;
Fig. 2 is the schematic perspective view of the utility model when adding car floor;
Fig. 3 is lateral plan of the present utility model;
Fig. 4 is work scheme drawing of the present utility model.
The specific embodiment
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, the dynamic auto balancing device of a kind of lift car center of gravity, comprise the bridge bottom framework 2 that is installed in car 1 bottom, wherein said car 1 lower end has been equipped with the underbeam 11 of reinforcement effect, described bridge bottom framework 2 is comprised of each a pair of U-shaped support 21 up and down, its U-shaped support 21 at the middle and upper levels is mutually vertical with the U-shaped support 21 of lower floor, and U-shaped support 21 openings are towards the inboard, be provided with on the described bridge bottom framework 2 in addition be used to heavy 22 of the accent of adjusting whole car position balance, by finely tuning the installation site of transferring heavy 22, can control whole car position balance, i.e. the weight of Y-axis and X axis balance car.Described bridge bottom framework 2 is arranged with square groove track groups 3, be provided with balance block 4 between the wherein said square groove track groups 3, these balance block 4 two ends are provided with can be along the pulley 41 of square groove track groups 3 activities, described bridge bottom framework also is provided with motor 42 2 times, described motor 42 is connected with balance block 4 by transmission bar 43, rotate and reverse to drive transmission bar 43 service directions by motor 42, balance block 4 can be set to rectangular structure, be advisable the square groove track groups 3 interior movements that the pulley 41 on balance block 4 both sides makes balance block 4 close shape with iron material.Described square groove track groups 3 bottoms are equipped with compensation frame 5, described compensation frame 5 is connected with compensation hawser 51, elevator is compensated by compensation hawser 51 with the front and back deviation of weight of electric cable, such as elevator to up time compensation wirerope 51 also thereupon up and along with elevator raises and becomes heavy, when compensation wirerope 51 was overweight, balance block 4 moved the overbalance that causes with modifying factor compensation wirerope 51 weight.
Described square groove track groups 3 numbers comprise two-layer, wherein orthogonal between the square groove track groups 3 of each layer, wherein said square groove track groups 3 wherein one group be connected with underbeam center 11, another 3 of prescription groove track group is installed in compensation frame 5 by a side on car 1 nearly doorway, thereby form a supporting structure that the inner space is larger, and under the prerequisite of more saving material, reducing whole center of gravity, its structure is compared the control that original single-store frame formula structure is more conducive to balance.
The inboard at described bridge bottom framework 2 four sides respectively is equipped with pressure sensor 6, wherein pressure sensor 6 is by equidistant evenly distributed, to utilize the distribution of pressure principle to realize control, when system's overbalance, pressure sensor 6 inductions and output signal control motor 42 rotate, the differential output demand of motor 42 pressing force sensors 6 gives forward or reverse, drive transmission bar 43 and drag balance block 4, when the weight balancing of the weight of balance block 4 and compensation hawser 51, pressure sensor 6 does not stress with regard to no longer output signal control, the compensation work program has just come to an end, pressure sensor 6 will be done first when mounted static balancing and reduce error, on the position that has determined central cross by parts such as screws on setting pressure sensor 6, carry out again the setting of cloud load balance after installing pressure sensor 6, guarantee that pressure sensor 6 can truly monitor the situation of car 1, except pressure sensor 6, also can utilize the instruments such as level indicator to realize same texts, but cost is higher.
The utility model is by the dynamic control of balance block 4, when local deviation of weight appears in the elevator operation, control at any time balance block 4 move carry out balanced compensated, the realization running process of elevator is dynamically adjusted, make lift car in lifting process, also can keep state of equilibrium, make people more comfortable and safe in lift car.
Claims (6)
1. dynamic auto balancing device of lift car center of gravity, comprise the bridge bottom framework (2) that is installed in car (1) bottom, wherein said car (1) lower end has been equipped with the underbeam (11) of reinforcement effect, it is characterized in that: described bridge bottom framework (2) is arranged with square groove track groups (3), be provided with balance block (4) between the wherein said square groove track groups (3), this balance block (4) two ends are provided with can be along the movable pulley (41) of square groove track groups (3), also be provided with motor (42) under the described bridge bottom framework (2), described motor (42) is connected with balance block (4) by transmission bar (43), described square groove track groups (3) bottom is equipped with compensation frame (5), and described compensation frame (5) is connected with compensation hawser (51).
2. the dynamic auto balancing device of a kind of lift car center of gravity according to claim 1, it is characterized in that: described square groove track groups (3) number comprises two-layer, and is wherein orthogonal between the square groove track groups (3) of each layer.
3. the dynamic auto balancing device of a kind of lift car center of gravity according to claim 2, it is characterized in that: described square groove track groups (3) wherein one group be connected with underbeam center (11), another prescription groove track group (3) then is installed in compensation frame (5) by a side on the nearly doorway of car (1).
4. the dynamic auto balancing device of a kind of lift car center of gravity according to claim 1, it is characterized in that: described bridge bottom framework (2) is comprised of each a pair of U-shaped support (21) up and down, its U-shaped support (21) at the middle and upper levels is mutually vertical with the U-shaped support (21) of lower floor, and U-shaped support (21) opening is towards the inboard.
5. it is characterized in that according to claim 1 or the dynamic auto balancing device of 4 described a kind of lift car centers of gravity: the inboard at described bridge bottom framework (2) four sides respectively is equipped with pressure sensor (6).
6. the dynamic auto balancing device of a kind of lift car center of gravity according to claim 1 is characterized in that: be provided with on the described bridge bottom framework (2) be used to the heavy bar (22) of the accent of adjusting whole car position balance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220334225 CN202829219U (en) | 2012-07-11 | 2012-07-11 | Lift car gravity center dynamic automatic balance device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220334225 CN202829219U (en) | 2012-07-11 | 2012-07-11 | Lift car gravity center dynamic automatic balance device |
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| Publication Number | Publication Date |
|---|---|
| CN202829219U true CN202829219U (en) | 2013-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220334225 Expired - Lifetime CN202829219U (en) | 2012-07-11 | 2012-07-11 | Lift car gravity center dynamic automatic balance device |
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| CN (1) | CN202829219U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102838009A (en) * | 2012-07-11 | 2012-12-26 | 三洋电梯(珠海)有限公司 | Device for dynamically and automatically balancing gravity center of elevator sedan |
| CN103508284A (en) * | 2013-10-16 | 2014-01-15 | 上海三荣电梯制造有限公司 | Settlement prevention device of elevator |
| CN104483066A (en) * | 2014-11-04 | 2015-04-01 | 广东辛格林电梯有限公司 | Automatic elevator lift car gravity center measurement platform |
| CN106241569A (en) * | 2016-08-31 | 2016-12-21 | 艾瑞斯股份有限公司 | A kind of Novel elevator car bottom structure |
| CN106429752A (en) * | 2016-12-12 | 2017-02-22 | 张家港市优希宏达机电厂 | Center self-adjusting type base for elevator car |
| CN114291693A (en) * | 2021-12-14 | 2022-04-08 | 南通吉程机械有限公司 | Elevator car bottom self-adaptation balanced structure |
-
2012
- 2012-07-11 CN CN 201220334225 patent/CN202829219U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102838009A (en) * | 2012-07-11 | 2012-12-26 | 三洋电梯(珠海)有限公司 | Device for dynamically and automatically balancing gravity center of elevator sedan |
| CN103508284A (en) * | 2013-10-16 | 2014-01-15 | 上海三荣电梯制造有限公司 | Settlement prevention device of elevator |
| CN103508284B (en) * | 2013-10-16 | 2016-02-17 | 上海三荣电梯制造有限公司 | A kind of settlement prevention device of elevator |
| CN104483066A (en) * | 2014-11-04 | 2015-04-01 | 广东辛格林电梯有限公司 | Automatic elevator lift car gravity center measurement platform |
| CN106241569A (en) * | 2016-08-31 | 2016-12-21 | 艾瑞斯股份有限公司 | A kind of Novel elevator car bottom structure |
| CN106241569B (en) * | 2016-08-31 | 2018-11-27 | 艾瑞斯股份有限公司 | A kind of novel elevator car bottom structure |
| CN106429752A (en) * | 2016-12-12 | 2017-02-22 | 张家港市优希宏达机电厂 | Center self-adjusting type base for elevator car |
| CN106429752B (en) * | 2016-12-12 | 2019-05-03 | 张家港市优希宏达机电厂 | A kind of lift car center self-interacting type pedestal |
| CN114291693A (en) * | 2021-12-14 | 2022-04-08 | 南通吉程机械有限公司 | Elevator car bottom self-adaptation balanced structure |
| CN114291693B (en) * | 2021-12-14 | 2024-02-09 | 南通吉程机械有限公司 | Self-adaptive balance structure at bottom of elevator car |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |
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| CX01 | Expiry of patent term |