CN207497857U - A kind of used during elevator falling intelligence counterweight deceleration device - Google Patents
A kind of used during elevator falling intelligence counterweight deceleration device Download PDFInfo
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- CN207497857U CN207497857U CN201721220098.7U CN201721220098U CN207497857U CN 207497857 U CN207497857 U CN 207497857U CN 201721220098 U CN201721220098 U CN 201721220098U CN 207497857 U CN207497857 U CN 207497857U
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- Prior art keywords
- counterweight
- deceleration
- baffle
- intelligence
- used during
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Abstract
The utility model is related to a kind of elevator car safeties.Purpose is to provide a kind of used during elevator falling intelligence counterweight deceleration device, the device should be able to effective guarantee elevator passenger safety, and have the characteristics that be swift in response, slowing effect it is good.Technical solution is：A kind of used during elevator falling intelligence counterweight deceleration device, the counterweight including being slidably located on guide rail and being connected by steel wire rope lift car；It is characterized in that：The device further includes the deceleration control structure for being slidably located on guide rail and being successively set on from top to bottom counterweight bottom end and counterweight performs structure；The deceleration control structure is fixedly connected with counterweight.
Description
Technical field
The utility model is related to a kind of elevator car safety, specifically a kind of counterweight deceleration device.
Background technology
At present, ensure that the operational safety of elevator relies primarily on the safety inspection of elevator, maintaining these two aspects, but elevator
Safety accident still happens occasionally, such as elevator stall is even fallen；These can all cause serious injury to personnel, and shadow
Social harmony and economic development are rung, the financial resource and material resource for putting into bigger is needed to solve.Therefore it provides one kind can prevent elevator stall
The safety device to fall is particularly necessary.
Utility model content
The purpose of the utility model is to overcome the deficiencies in above-mentioned background technology, provide a kind of used during elevator falling intelligence counterweight and subtract
Speed variator, the device should be able to effective guarantee elevator passenger safety, and have the characteristics that be swift in response, slowing effect it is good.
The technical solution of the utility model is：
A kind of used during elevator falling intelligence counterweight deceleration device, including being slidably located on guide rail and being connected by steel wire rope
The counterweight of lift car；It is characterized in that：The device, which further includes, to be slidably located on guide rail and sets successively from top to bottom
It puts deceleration control structure and counterweight in counterweight bottom end and performs structure；The deceleration control structure is fixedly connected with counterweight；
The counterweight performs structure and includes counterweight platform, and counterweight platform both sides respectively can be rotationally articulated around horizontal axis
One baffle, counterweight platform lower section are provided with several pouring weights being located on baffle；In counterweight platform also respectively set response circuit,
Counterweight stand-by power supply and the executing agency for baffle to be pushed to outwardly open or inwardly collapse；
The deceleration control structure includes the deceleration stage for being fixed on counterweight bottom, sets deceleration standby respectively in deceleration stage
With power supply, control circuit, sensor, promote motor, the connecting rope by promoting motor-driven reel and being coiled on reel；
One end of the connecting rope is fixed with reel and the other end and the frame of counterweight execution structure are fixed；
The counterweight, counterweight platform, deceleration stage, pouring weight are slidably located on guide rail.
The bottom of the pouring weight and the bottom of counterweight platform are respectively provided with rubber column.
The inside per block baffle sets several snap-gauges arranged along vertical direction and be used to support pouring weight, snap-gauge
Length is gradually shortened from top to bottom, and every piece of pouring weight frame is by being laid in the same horizontal position and respectively four in two block baffles
Snap-gauge supports.
The executing agency includes the actuating motor being arranged in counterweight platform, the leading screw and silk that are driven by actuating motor
The nut of thick stick thread fitting, the push rod being hinged between nut and baffle.
The beneficial effects of the utility model are：
For elevator when falling, the utility model performs structure lift car to be made to slow down, then by releasing by pull-up counterweight
Pouring weight is put to adjust the stress of lift car so that lift car slowly stops；It is not only swift in response, and slowing effect is good,
It can effective guarantee elevator passenger safety.
Description of the drawings
Fig. 1 is the main structure diagram of the utility model.
Fig. 2 is the left view structural representation of the utility model.
Fig. 3 is the enlarged structure schematic diagram that counterweight performs structure in Fig. 2 (when baffle is opened).
Specific embodiment
Below in conjunction with Figure of description, the utility model is described in further detail, but the utility model be not limited to
Lower embodiment.
Used during elevator falling intelligence counterweight deceleration device as depicted, including guide rail 9, counterweight 1 (i.e. the counterweight of conventional elevator),
Deceleration control structure, counterweight perform structure.Two guide rails are fixed on the borehole wall of elevator vertically, counterweight, control of slowing down
Structure, counterweight perform structure and are sequentially arranged and can be located on guide rail to vertical sliding from top to bottom.The counterweight passes through
Steel wire rope 11 connects car, and the deceleration control structure is fixed with counterweight.
The deceleration control structure includes deceleration stage 2, deceleration stand-by power supply 21, control circuit 22, sensor, promotes electricity
Machine 23, reel 24, connecting rope 25.The deceleration stage is fixed on counterweight bottom, deceleration stand-by power supply, control circuit, sensor,
It promotes motor to be arranged in deceleration stage, reel is rotatably positioned in deceleration stage and is driven by promotion motor, connection
Cheese is wound on reel.One end of the connecting rope is fixed with reel, and the other end is extended downwardly to be fixed with counterweight execution structure.Institute
It states and is equipped with the guide shoe 91 being slidably matched with guide rail in counterweight and deceleration stage.
The control circuit includes ARM microcontrollers (reaction time of ARM microcontrollers is in μ s ranks), A/D modules, channel radio
Interrogate module.The sensor (being omitted in figure) including connecting the velocity sensor of control circuit, acceleration transducer, infrared respectively
Range sensor, infrared distance sensor set the bottom of deceleration stage, for detecting the distance that structure is performed with counterweight.Normally
During work, control circuit promotes motor by externally fed, and when power-off is powered by deceleration stand-by power supply.
The counterweight performs structure and includes counterweight platform 3, response circuit 31, several baffles 5, several pouring weights 4, performs machine
Structure, counterweight stand-by power supply 32.The response circuit, executing agency are arranged in counterweight platform, and the baffle, which is symmetricly set on, matches
The both sides of galassing platform width direction (horizontal direction shown in Fig. 3).The counterweight platform and each pouring weight can vertical slidings
It is located on guide rail, and the guide shoe 91 being slidably matched with guide rail is equipped on counterweight platform and each pouring weight.The connecting rope
One end fixed with counterweight platform.The response circuit includes ARM microcontrollers, wireless communication module (with deceleration control structure
Wireless communication module is communicated).During normal work, by externally fed, when power-off, passes through counterweight for response circuit, actuating motor
Stand-by power supply is powered.
The both sides of the counterweight platform respectively set a baffle, and the top of each baffle can be around horizontal axis (articulated shaft 52
Axis) be rotationally hinged in counterweight platform (as shown in Figure 1：Each baffle passes through two articulated shafts 52 and counterweight platform
It is hinged), the pivot center of baffle is parallel to each other.The inside per block baffle sets several snap-gauges 51, these snap-gauges are fixed on
Two row are arranged on baffle and along vertical direction, each snap-gauge protrudes from baffle plane and length is gradual from top to bottom
Reduce.
The pouring weight is located in below counterweight platform and these pouring weights are placed in the vertical direction.When baffle collapses
(as shown in Figure 2), each pouring weight are supported and lifted by four snap-gauges for being placed on the same horizontal position.The bottom of the counterweight platform with
And the bottom of pouring weight is respectively provided with rubber column 7, the spacing of snap-gauge and snap-gauge is matched in the sum of thickness of connecting pole height and pouring weight.
Depending on the quantity and weight of the pouring weight is as needed, quantity is recommended as 5 pieces, and the quantity of snap-gauge is according to weight on each baffle
Depending on quantity.
The counterweight platform is equipped with executing agency, which can drive two baffles to open or collapse simultaneously.Institute
It states in executing agency, actuating motor 61 is fixed in counterweight platform (both ends of actuating motor are equipped with output shaft), actuating motor
Output shaft on coaxial fixed two leading screws 62, the hand of spiral of the two leading screws is on the contrary, each leading screw is horizontally disposed and long
Pivot center of the direction perpendicular to baffle is spent, leading screw is equipped with matched nut 63, and the both ends difference of push rod 64 is rotationally
It is hinged between nut and baffle that (push rod 64 is hinged with the link block on baffle；It is clear for drawing, link block is omitted in Fig. 1),
The pivot center of hinge point is parallel to the pivot center of baffle.When actuating motor starts, the leading screw of rotation drives nut horizontal
Movement, nut push baffle to outwardly open or inwardly collapse by push rod again.When the flaps are opened, snap-gauge can be removed pouring weight
Bottom loses support so as to cause pouring weight, and due to the effect length by snap-gauge, and the pouring weight of bottom is detached from snap-gauge first
It supports and falls along guide rail, the pouring weight of whereabouts is then stacked on elevator bottom, and rubber column plays cushioning effect and ensures weight
Have between block at regular intervals.As shown in figure 3, baffle open certain angle, two pouring weights because lose snap-gauge support due to fall.When
When counterweight platform is parked in elevator bottom with pouring weight, if baffle is inwardly collapsed by opening state, snap-gauge can be inserted into corresponding weight
The bottom of block locks pouring weight so that counterweight performs structure and is combined as an entirety.
Under normal conditions, the dead weight of lift car is 1000kg, and specified maximum manned payload is 1000kg, specified maximum fortune
Scanning frequency degree is 2.5m/s, peak acceleration 0.8m/s2.In the utility model, counterweight and the total weight of deceleration control structure are
1500kg, the weight that counterweight performs structure are 1000kg, wherein, pouring weight gross weight 800kg, the quantity of pouring weight is recommended as 5, often
The weight of a pouring weight is 160kg.Full load, the maximum weight (2000kg) of lift car is more than counterweight and deceleration control structure
Total weight (1500kg), and less than counterweight, the total weight (2500kg) of deceleration control structure and counterweight execution structure.
The threshold value of relevant parameter can be set in control circuit, threshold speed is recommended as 3m/s, and acceleration rate threshold is recommended as
0.8m/s2, safety threshold velocity is recommended as 0.5m/s.Each sensor of deceleration control structure is for monitoring lift car in real time
Lifting speed, acceleration and position, and monitoring data are sent to control circuit and (ARM monolithics are sent into after being converted by A/D modules
Machine is handled), control circuit sends out signal control deceleration control structure again after being compared monitoring data and threshold data
Arrangement works are performed with counterweight.
During the normal rise and fall of lift car, configuration performs structure and rests on elevator bottom always, and connecting rope is protected
Certain tensile force is held, and structure is not performed to configuration and generates pulling force.When lift car declines, counterweight and the control knot that slows down
Structure rises (infrared distance sensor detects the distance increase that structure is performed with counterweight), promotes empty load of motor, connecting rope at this time
It is pulled out automatically from reel.When lift car rises, (infrared distance sensor detects counterweight with the decline of deceleration control structure
The distance that structure is performed with counterweight reduces), electric motor starting is promoted at this time, and connecting rope is synchronized in income reel.
When the traction wheel of elevator, brake apparatus fail, lift car falls downwards, and (peak acceleration when falling is
1.4m/s2), control circuit monitors to start promotion motor immediately when related data is more than threshold value, is promoting motor driving last volume
Gradually tightening connecting rope causes counterweight execution structure to receive pulling force straight up to cylinder, and correspondingly lift car also receives
Additional pulling force straight up, when counterweight, which performs structure, to be fully raised, resultant direction that lift car is subject to for vertically to
On, therefore lift car at least obtains 1.09 m/s2Upward acceleration, speed of falling constantly reduces.When used during elevator falling speed
When degree is less than safety threshold velocity (0.5m/s), control circuit sends out signal to response circuit, and response circuit starts actuating motor
Baffle is opened, baffle discharges pouring weight one by one after opening, this reduces the weight that configuration performs structure, when adding for lift car
Illustrate lift car stress balance when speed is close to zero and stop falling, actuating motor is stopped at this time, and is released
Pouring weight then falls on down the bottom of elevator.
During reset, control circuit, which starts, promotes motor, counterweight perform structure and remaining undelivered pouring weight be lowered by
The bottom (being parked on the pouring weight being released) of elevator, control circuit send out signal to response circuit again, and response circuit opens
Dynamic actuating motor collapses baffle, locks all pouring weights.
The above is only the best case study on implementation of the utility model, is not that any other shape is done to the utility model
The restriction of formula, and the modification or equivalent variation of any other form made according to the technical essence of the utility model, still conduct
The utility model scope claimed.
Claims (4)
1. a kind of used during elevator falling intelligence counterweight deceleration device, including being slidably located on guide rail (9) and being connected by steel wire rope
Connect the counterweight (1) of lift car；It is characterized in that：The device further include be slidably located on guide rail and from top to bottom according to
The secondary deceleration control structure for being arranged on counterweight bottom end and counterweight perform structure；The deceleration control structure is fixed with counterweight to be connected
It connects；
The counterweight performs structure and includes counterweight platform (3), and counterweight platform both sides respectively can be rotationally articulated around horizontal axis
One baffle (5), counterweight platform lower section are provided with several pouring weights (4) being located on baffle, also set and ring respectively in counterweight platform
Answer circuit (31), counterweight stand-by power supply (32) and the executing agency for baffle to be pushed to outwardly open or inwardly collapse；
The deceleration control structure includes the deceleration stage (2) for being fixed on counterweight bottom, sets deceleration standby respectively in deceleration stage
With power supply (21), control circuit (22), sensor, promote motor (23), by promoting motor-driven reel (24) and coiling
Connecting rope (25) on reel；One end of the connecting rope is fixed with reel and the other end performs the frame of structure with counterweight
It is fixed.
2. used during elevator falling intelligence counterweight deceleration device according to claim 1, it is characterised in that：The bottom of the pouring weight with
And the bottom of counterweight platform is respectively provided with rubber column (7).
3. used during elevator falling intelligence counterweight deceleration device according to claim 2, it is characterised in that：It is described interior per block baffle
Side sets several snap-gauges (51) for arranging along vertical direction and being used to support pouring weight, and the length of snap-gauge gradually contracts from top to bottom
Short, every piece of pouring weight frame is by being laid in the same horizontal position and four snap-gauges in two block baffles support respectively.
4. used during elevator falling intelligence counterweight deceleration device according to claim 3, it is characterised in that：The executing agency includes
It is arranged on the actuating motor in counterweight platform (61), the nut with the leading screw (62) and threads of lead screw that actuating motor drives
(63) and the push rod (64) that is hinged between nut and baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721220098.7U CN207497857U (en) | 2017-09-21 | 2017-09-21 | A kind of used during elevator falling intelligence counterweight deceleration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721220098.7U CN207497857U (en) | 2017-09-21 | 2017-09-21 | A kind of used during elevator falling intelligence counterweight deceleration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207497857U true CN207497857U (en) | 2018-06-15 |
Family
ID=62499132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721220098.7U Expired - Fee Related CN207497857U (en) | 2017-09-21 | 2017-09-21 | A kind of used during elevator falling intelligence counterweight deceleration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207497857U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107585652A (en) * | 2017-09-21 | 2018-01-16 | 浙江理工大学 | A kind of used during elevator falling intelligence counterweight deceleration device |
-
2017
- 2017-09-21 CN CN201721220098.7U patent/CN207497857U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107585652A (en) * | 2017-09-21 | 2018-01-16 | 浙江理工大学 | A kind of used during elevator falling intelligence counterweight deceleration device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180615 Termination date: 20200921 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |