Invention content
In order to overcome the defect of the above-mentioned prior art, the technical problem to be solved by the present invention is to:A kind of structure is provided to set
Meter is simple, can effectively realize the elevator hydraulic reduction gear to slow down to stall elevator.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is:A kind of elevator hydraulic reduction gear, including
Car body, minisize dc hydraulic push rod component, rubber shirt rim component, acceleration transducer and microcontroller;The car sheet
The exterior bottom of body is provided with cross recess, and the minisize dc liquid is respectively arranged on the notch of the four direction of the cross recess
Push-rod assembly, every group of the minisize dc hydraulic push rod component is pressed all to be connected to rubber shirt rim component;
The minisize dc hydraulic push rod component is by the first erection support, the first bolt and minisize dc hydraulic push rod group
At, the minisize dc hydraulic push rod component is connected by first erection support with the exterior bottom of the car body,
One end of the minisize dc hydraulic push rod is connected by first bolt with first erection support;
Rubber shirt rim component is made of assembly mounting groove, the second erection support, roller and rubber shirt rim, described miniature
The other end of direct current hydraulic push rod is connected by the roller with rubber shirt rim component, and rubber shirt rim component passes through institute
It states assembly mounting groove to connect with the surrounding of the car body exterior bottom, the cross sectional shape of the assembly mounting groove vertical direction
For L-shaped, the assembly mounting groove includes horizontal part and vertical portion, and the bottom both ends of the horizontal part are respectively arranged with described second
The both ends of erection support, the roller are respectively arranged with connecting shaft, and the roller passes through connecting shaft and second erection support
Connection, is provided with the first link slot on the side of the roller, one end of the rubber shirt rim by first link slot and
The roller connection;
The acceleration transducer and the microcontroller are separately positioned on the exterior bottom of the car body;
The microcontroller is arranged on the computer room of the elevator device of peripheral hardware, the microcontroller and the acceleration sensing
Device is connected by wireless signal.
Further, the shape of the rubber shirt rim is arc, the length of the rubber shirt rim and the assembly mounting groove
Equal length.
Further, rubber shirt rim component further includes reinforcing rib and the second bolt, the minisize dc hydraulic push rod
The other end connected with rubber shirt rim by reinforcing rib, the rubber shirt rim is provided with and the reinforcement on the surface of arc core
The both ends of compatible second link slot in muscle both ends, the reinforcing rib are inserted into second link slot and pass through second bolt
It is connected with the rubber shirt rim.
Further, further include Buffer Unit, the Buffer Unit is arranged in the cross recess and the assembly mounting groove
Horizontal part surround in four buffer areas, the Buffer Unit includes upper buffer layer, buffer, bottom breaker and counter-force bullet
Spring, the Buffer Unit are connected by upper buffer layer with the exterior bottom of the car body, the upper end connection of the buffer
Buffer layer, the lower end of the buffer is connected to bottom breaker.
Further, the upper buffer layer and it is described it is lower buffering by set gradually from top to bottom the first rubber layer, gas
Cystoblast and the second rubber layer composition.
Further, limited post is additionally provided between the buffer, the free end of the limited post is equipped with beam, institute
State the compression work distance that beam is equal to the buffer at a distance from bottom breaker.
Further, the horizontal position of the bottom breaker is located at the lower section of the free end of the rubber shirt rim.
Further, the buffer is polyurethane bumper absorber.
Further, the acceleration transducer is using CT series ICPs/IEPE acceleration transducers.
Further, the model STM32F407ZGT6 that the microcontroller uses.
The beneficial effects of the present invention are:In car body stall, elevator hydraulic reduction gear can perceive rapidly
Car body is in stall conditions, and sends signal to microcontroller immediately, and microcontroller is by controlling four groups of minisize dc liquid
The operation of oil pump on push rod is pressed, and then minisize dc hydraulic push rod is driven to drive roller rotation, rubber shirt rim is with the roller inverse time
Needle turns to 90 °, by generating four groups of frictional force opposite with gravity direction between rubber shirt rim and the electric borehole wall, to reach to losing
The purpose of fast deceleration of elevator;The structure design of entire elevator hydraulic reduction gear is simple, and not only manufacturing cost is relatively low and is easy to day
Normal maintaining, and can effectively realize and slow down to stall elevator, to protect personnel and the property in elevator
It is injury-free.
Specific implementation mode
To explain the technical content, the achieved purpose and the effect of the present invention in detail, below in conjunction with embodiment and coordinate attached
Figure is explained.
The design of most critical of the present invention is:In car body stall, elevator hydraulic reduction gear can perceive rapidly
Stall conditions are in car body, and send signal to microcontroller immediately, microcontroller is by controlling four groups of minisize dcs
Operation of oil pump on hydraulic push rod, and then minisize dc hydraulic push rod is driven to drive roller rotation, rubber shirt rim inverse with roller
Hour hands turn to 90 °, by generating four groups of frictional force opposite with gravity direction between rubber shirt rim and the electric borehole wall, to reach pair
The purpose of stall deceleration of elevator.
Please refer to figs. 1 to 4, a kind of elevator hydraulic reduction gear, including car body 1, minisize dc hydraulic thrust
Bar assembly 2, rubber shirt rim component 3, acceleration transducer 4 and microcontroller;The exterior bottom of the car body 1 is provided with ten
Word slot 11, is respectively arranged with the minisize dc hydraulic push rod component 2 on the notch of the four direction of the cross recess 11, every group
The minisize dc hydraulic push rod component 2 be all connected to rubber shirt rim component 3;
The minisize dc hydraulic push rod component 2 is by the first erection support 21, the first bolt 22 and minisize dc hydraulic thrust
Bar 23 forms, the outside that the minisize dc hydraulic push rod component 2 passes through first erection support 21 and the car body 1
Bottom connects, and one end of the minisize dc hydraulic push rod 23 is connected by first bolt 22 and first erection support 21
It connects;
Rubber shirt rim component 3 is by 34 groups of assembly mounting groove 31, the second erection support 32, roller 33 and rubber shirt rim
At the other end of the minisize dc hydraulic push rod 23 is connected by the roller 33 and rubber shirt rim component 3, the rubber
Glue shirt rim component 3 is connected by the assembly mounting groove 31 with the surrounding of 1 exterior bottom of the car body, the assembly installation
The cross sectional shape of 31 vertical direction of slot is L-shaped, and the assembly mounting groove 31 includes horizontal part 311 and vertical portion 312, the level
The bottom both ends in portion 311 are respectively arranged with second erection support 32, and the both ends of the roller 33 are respectively arranged with connecting shaft
331, the roller 33 is connected by connecting shaft 331 and second erection support 32, is provided on the side of the roller 33
One end of first link slot 332, the rubber shirt rim 34 is connected by first link slot 332 and the roller 33;
The acceleration transducer 4 and the microcontroller are separately positioned on the exterior bottom of the car body 1;
The microcontroller is arranged on the computer room of the elevator device of peripheral hardware, the microcontroller and the acceleration sensing
Device 4 is connected by wireless signal.
As can be seen from the above description, a kind of course of work of above-mentioned elevator hydraulic reduction gear is:
Four groups of minisize dc hydraulic push rod components 2, each group of minisize dc hydraulic thrust are designed in the bottom of car body 1
Bar assembly 2 distinguishes one group of rubber shirt rim component 3 of mating setting, and four groups of rubber shirt rim component 3 is connected to the car of elevator
The bottom surrounding of ontology 1, the acceleration transducer 4 positioned at 1 exterior bottom of car body is normalization, continue working, is used for
Monitor the acceleration value in running process of elevator.Microcontroller, acceleration transducer 4, minisize dc hydraulic push rod component 2 and
Rubber shirt rim component 3 collectively forms elevator hydraulic reduction gear.
Please refer to a kind of flow chart of the control method of elevator hydraulic reduction gear shown in Fig. 8:
When car body 1 is landed or is risen, acceleration transducer 4 starts constantly to differentiate that car body 1 falls or rises
Acceleration value whether be more than threshold X.When the acceleration value in 1 operational process of car body is less than threshold X, deceleration of elevator device
In silent status, silent status figure is in for elevator hydraulic reduction gear as shown in Figure 1.
When car body 1 is in stall operation, i.e., the acceleration value of car body 1 is more than threshold X, acceleration transducer
4 send working signal to microcontroller, and microcontroller is mounted in the computer room of elevator device, and computer room is usually all in building
Top, therefore do not represent the position of microcontroller in attached drawing, microcontroller driving is micro- positioned at four groups of 1 bottom of car body
Operation of oil pump on type direct current hydraulic push rod 23, oil pump driving minisize dc hydraulic push rod 23 push roller 33 to carry out side counterclockwise
To rotation, and then drive rotated counterclockwise in rubber shirt rim 34, the rubber shirt rim 34 of rubber shirt rim component 3 is with rolling at this time
Cylinder 33 rotation and stretch, it should be noted that when roller 33 rotate to 70 ° when, rubber shirt rim 34 at this time with elevator
Wall generates CONTACT WITH FRICTION, when roller 33 is rotated to 90 °, rubber shirt rim 34 and the electricity of the driving of four groups of minisize dc hydraulic push rods 23
It has been to be in close contact and generate simultaneously four groups opposite with elevator acceleration of gravity to make elevator acceleration value enough between stair shaft wall
The frictional force of reduction, the rubber shirt rim 34 for being illustrated in figure 5 elevator hydraulic reduction gear are fully deployed 90 ° of working state figure.
As can be seen from the above description, a kind of advantageous effect of above-mentioned elevator hydraulic reduction gear is:
In 1 stall of car body, elevator hydraulic reduction gear can perceive rapidly car body 1 and be in stall shape
State, and signal is sent to microcontroller immediately, microcontroller is by controlling the oil pump work on four groups of minisize dc hydraulic push rods 23
Make, and then drive minisize dc hydraulic push rod 23 that roller 33 is driven to rotate, rubber shirt rim 34 with roller 33 rotate counterclockwise to
90 °, by generating four groups of frictional force opposite with gravity direction between rubber shirt rim 34 and the electric borehole wall, to reach to stall elevator
The purpose of deceleration;The structure design of entire elevator hydraulic reduction gear is simple, and not only manufacturing cost is relatively low and is easy to daily dimension
Shield maintenance, and can effectively realize and slow down to stall elevator, to protect personnel in elevator and property not to be damaged
Wound.
Further, the shape of the rubber shirt rim 34 is arc, the length of the rubber shirt rim 34 and assembly peace
The equal length of tankage 31.
Seen from the above description, by the way that the shape of rubber shirt rim 34 is designed as arc, the Design of length of rubber shirt rim 34
To assemble the equal length of mounting groove 31, when elevator is in stall conditions, rubber shirt rim 34 and hoistway wall occur friction and connect
It touches, not only intensity is good for the rubber shirt rim 34 of arc, but also has good decelerating effect.
Further, 34 component 3 of the rubber shirt rim further includes reinforcing rib 35 and the second bolt 36, the minisize dc liquid
The other end of push rod 23 is pressed to be connected by reinforcing rib 35 and rubber shirt rim 34, the rubber shirt rim 34 is set on the surface of arc core
It is equipped with the second link slot 342 compatible with 35 both ends of the reinforcing rib, the both ends of the reinforcing rib 35 are inserted into described second and are connected
Access slot 342 is simultaneously connected by second bolt 36 and the rubber shirt rim 34.
Seen from the above description, it please refers to shown in Fig. 2, it, will be miniature straight by the way that reinforcing rib 35 and the second bolt 36 is being arranged
The other end for flowing hydraulic push rod 23 is connected by reinforcing rib 35 and rubber shirt rim 34, and then is connected with rubber shirt rim component 3, simultaneously
The second link slot 342 is inserted at the both ends of reinforcing rib 35 and is connected by the second bolt 36 and rubber shirt rim 34, rubber can be increased
The rigidity of shirt rim 34 and the driving force for bearing to transmit minisize dc hydraulic push rod 23.
Further, further include Buffer Unit 5, the setting of the Buffer Unit 5 is in the cross recess 11 and assembly peace
The horizontal part 311 of tankage 31 surrounds in four buffer areas, the Buffer Unit 5 include upper buffer layer 51, buffer 52, under
Buffer layer 53 and reaction spring, the Buffer Unit 5 are connected by upper buffer layer 51 with the exterior bottom of the car body 1,
The upper end of the buffer 52 is connected to buffer layer 51, and the lower end of the buffer 52 is connected to bottom breaker 53.
Seen from the above description, please refer to shown in Fig. 6 and Fig. 7, when elevator when being contacted with ground, by by upper buffer layer
51, the Buffer Unit 5 that bottom breaker 53 and buffer 52 form, can play elevator good cushioning effect, reduce elevator
Impact force between ground protects personnel and property in elevator not to incur loss.
Further, the upper buffer layer 51 and the lower buffering are by the first rubber layer set gradually from top to bottom
511, air bag layer 512 and the second rubber layer 513 composition.
Seen from the above description, it please refers to shown in Fig. 6 and Fig. 7, by designing upper buffer layer 51 and bottom breaker 53
To be made of the first rubber layer 511 set gradually from top to bottom, air bag layer 512 and the second rubber layer 513, rubber layer and air bag
Layer 512 has good cushioning effect, improves the buffering effect of buffer layer.
Further, limited post 54 is additionally provided between the buffer 52, the free end of the limited post 54, which is equipped with, to be subtracted
Pad 55 is shaken, the beam 55 is equal to the compression work distance of the buffer 52 at a distance from bottom breaker 53.
Seen from the above description, it please refers to shown in Fig. 6 and Fig. 7, when elevator and ground contact, Buffer Unit 5 has started
To cushioning effect, buffer 52 starts to compress, when buffer 52 cannot contain that elevator stops, limited post 54 and limited post 54
On beam 55 start to play the role of secondary buffer, the further elevator that limits is run down until elevator stop motion.
Further, the horizontal position of the bottom breaker 53 is located at the lower section of the free end of the rubber shirt rim 34.
Seen from the above description, by designing the horizontal position of bottom breaker 53 under the free end of rubber shirt rim 34
Side can prevent rubber shirt rim component 3 from contacting and being damaged with ground one step ahead, bottom breaker 53 and rubber shirt rim 34 from
It should be the compression work distance of the compression work distance and limited post 54 and beam 55 of buffer 52 by the distance between end
The sum of.
Further, the buffer 52 is polyurethane bumper absorber 52.
Seen from the above description, by using polyurethane bumper absorber 52, polyurethane bumper absorber 52 has good buffer effect, resistance to
Impact, the good feature of compressive property, and polyurethane bumper absorber 52 not only buffering course is noiseless, no-spark, explosion-proof are good,
And it is safe and reliable.
Further, the acceleration transducer 4 is using CT series ICPs/IEPE acceleration transducers.
Further, the model STM32F407ZGT6 that the microcontroller uses.
It please refers to shown in Fig. 1-8, the embodiment of the present invention one is:
A kind of elevator hydraulic reduction gear, including car body 1, minisize dc hydraulic push rod component 2, rubber shirt rim component
3, acceleration transducer 4 and microcontroller;The exterior bottom of the car body 1 is provided with cross recess 11, the cross recess 11
Four direction notch on be respectively arranged with the minisize dc hydraulic push rod component 2, every group of the minisize dc hydraulic pressure
Push-rod assembly 2 is all connected to rubber shirt rim component 3;
The minisize dc hydraulic push rod component 2 is by the first erection support 21, the first bolt 22 and minisize dc hydraulic thrust
Bar 23 forms, the outside that the minisize dc hydraulic push rod component 2 passes through first erection support 21 and the car body 1
Bottom connects, and one end of the minisize dc hydraulic push rod 23 is connected by first bolt 22 and first erection support 21
It connects;
Rubber shirt rim component 3 is by 34 groups of assembly mounting groove 31, the second erection support 32, roller 33 and rubber shirt rim
At the other end of the minisize dc hydraulic push rod 23 is connected by the roller 33 and rubber shirt rim component 3, the rubber
Glue shirt rim component 3 is connected by the assembly mounting groove 31 with the surrounding of 1 exterior bottom of the car body, the assembly installation
The cross sectional shape of 31 vertical direction of slot is L-shaped, and the assembly mounting groove 31 includes horizontal part 311 and vertical portion 312, the level
The bottom both ends in portion 311 are respectively arranged with second erection support 32, and the both ends of the roller 33 are respectively arranged with connecting shaft
331, the roller 33 is connected by connecting shaft 331 and second erection support 32, is provided on the side of the roller 33
One end of first link slot 332, the rubber shirt rim 34 is connected by first link slot 332 and the roller 33;
The acceleration transducer 4 and the microcontroller are separately positioned on the exterior bottom of the car body 1;
The microcontroller is arranged on the computer room of the elevator device of peripheral hardware, the microcontroller and the acceleration sensing
Device 4 is connected by wireless signal.
It please refers to shown in Fig. 2, the shape of the rubber shirt rim 34 is arc, the length of the rubber shirt rim 34 and the dress
Equal length with mounting groove 31.
Rubber shirt rim component 3 further includes reinforcing rib 35 and the second bolt 36, the minisize dc hydraulic push rod 23
The other end is connected by reinforcing rib 35 and rubber shirt rim 34, the rubber shirt rim 34 be provided on the surface of arc core with it is described
The both ends of compatible second link slot 342 in 35 both ends of reinforcing rib, the reinforcing rib 35 are inserted into second link slot 342 and are led to
Cross second bolt 36 and the rubber shirt rim 34 connection.
It please refers to shown in Fig. 6 and Fig. 7, further includes Buffer Unit 5, the Buffer Unit 5 is arranged in 11 He of the cross recess
The horizontal part 311 of the assembly mounting groove 31 surrounds in four buffer areas, the Buffer Unit 5 include upper buffer layer 51,
Buffer 52, bottom breaker 53 and reaction spring, the Buffer Unit 5 pass through the outer of upper buffer layer 51 and the car body 1
Side bottom connects, and the upper end of the buffer 52 is connected to buffer layer 51, and the lower end of the buffer 52 is connected to lower buffering
Layer 53.
The upper buffer layer 51 and it is described it is lower buffering by set gradually from top to bottom the first rubber layer 511, air bag layer
512 and second rubber layer 513 form.
Limited post 54 is additionally provided between the buffer 52, the free end of the limited post 54 is equipped with beam 55, institute
State the compression work distance that beam 55 is equal to the buffer 52 at a distance from bottom breaker 53.
The horizontal position of the bottom breaker 53 is located at the lower section of the free end of the rubber shirt rim 34.
The buffer 52 is polyurethane bumper absorber 52.
The acceleration transducer 4 is using CT series ICPs/IEPE acceleration transducers.
The model STM32F407ZGT6 that the microcontroller uses.
In conclusion a kind of elevator hydraulic reduction gear provided by the invention, in car body stall, elevator hydraulic pressure subtracts
Speed variator can perceive rapidly car body and be in stall conditions, and send signal to microcontroller immediately, and microcontroller is logical
The operation of oil pump on four groups of minisize dc hydraulic push rods of control is crossed, and then minisize dc hydraulic push rod is driven to drive roller rotation,
Rubber shirt rim is rotated counterclockwise with roller to 90 °, opposite with gravity direction by generating four groups between rubber shirt rim and the electric borehole wall
Frictional force, to achieve the purpose that stall deceleration of elevator;The structure design of entire elevator hydraulic reduction gear is simple, not only
Manufacturing cost is relatively low and is easy to daily maintaining, and can effectively realize and slow down to stall elevator, to protect
Personnel and property in shield elevator are injury-free.
By the way that the shape of rubber shirt rim is designed as arc, the Design of length of rubber shirt rim is to assemble the length phase of mounting groove
Deng when elevator is in stall conditions, CONTACT WITH FRICTION occurs for rubber shirt rim and hoistway wall, the rubber shirt rim of arc not only intensity
It is good, and there is good decelerating effect.
By the way that in setting reinforcing rib and the second bolt, the other end of minisize dc hydraulic push rod is passed through reinforcing rib and rubber
Shirt rim connects, and then is connected with rubber shirt rim component, while the second link slot is inserted at the both ends of reinforcing rib and passes through the second spiral shell
Bolt is connected with rubber shirt rim, can be increased the rigidity of rubber shirt rim and be born to transmit the driving force of minisize dc hydraulic push rod.
When elevator when being contacted with ground, can be with by the Buffer Unit being made of upper buffer layer, bottom breaker and buffer
Good cushioning effect played to elevator, reduces the impact force between elevator and ground, protects personnel in elevator and property not
It incurs loss.
By by upper buffer layer and bottom breaker be both designed as by set gradually from top to bottom the first rubber layer, air bag layer
It is formed with the second rubber layer, the gentle cystoblast of rubber layer has good cushioning effect, improves the buffering effect of buffer layer.
When elevator and ground contact, Buffer Unit starts to play cushioning effect, and buffer starts to compress, when buffer not
When can contain that elevator stops, the beam on limited post and limited post starts to play the role of secondary buffer, further to limit
Elevator processed is run down until elevator stop motion.
By the way that the horizontal position design of bottom breaker in the lower section of the free end of rubber shirt rim, can be prevented rubber shirt rim
Component is contacted with ground and is damaged one step ahead, and the distance between free end of bottom breaker and rubber shirt rim should be buffering
The compression work sum of the distance of the compression work distance of device and limited post and beam.
By using polyurethane bumper absorber, polyurethane bumper absorber has good buffer effect, the good spy of impact resistance, compressive property
Point, and polyurethane bumper absorber is not only buffering course is noiseless, no-spark, explosion-proof are good but also safe and reliable.
Example the above is only the implementation of the present invention is not intended to limit the scope of the invention, every to utilize this hair
Equivalents made by bright specification and accompanying drawing content are applied directly or indirectly in relevant technical field, include similarly
In the scope of patent protection of the present invention.