CN217627009U - Top-impacting-prevention safety control system of construction elevator - Google Patents
Top-impacting-prevention safety control system of construction elevator Download PDFInfo
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- CN217627009U CN217627009U CN202220871006.6U CN202220871006U CN217627009U CN 217627009 U CN217627009 U CN 217627009U CN 202220871006 U CN202220871006 U CN 202220871006U CN 217627009 U CN217627009 U CN 217627009U
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Abstract
The utility model relates to a construction elevator scour protection top safety control system, it belongs to construction elevator top field. The utility model discloses a lift, lift drive arrangement, guide rail frame festival, distancer, scour protection top terminating set and control center, lift drive arrangement fix on the lift, and the lift upper end sets up the guide rail frame festival, and lift drive arrangement's corresponding position is provided with the distancer, and scour protection top terminating set activity sets up on the guide rail frame festival. The utility model has the advantages of reasonable design, safe and reliable, real time monitoring has the dual assurance that electrical protection device and mechanical type park, satisfies the user demand.
Description
Technical Field
The utility model relates to a control system especially relates to a construction elevator scour protection top safety control system, and it belongs to construction elevator top field.
Background
The SCD/SC type construction elevator is used as a vertical transportation device for people and goods during high-rise building construction or other similar purposes, and has the advantages of convenience in disassembly and assembly, simplicity in operation, safety, reliability and the like.
When the construction elevator is used, as the installation height increases, once a safety accident occurs, especially the phenomenon that the construction elevator rushes out of the guide rail frame (namely rushing out of the roof) is fatal. Therefore, it is inevitable that the safety performance is required to be improved.
The conventional construction elevator is provided with an upper limit switch, a lower limit switch and a limit switch as the safety operation guarantee according to the design standard. The high-speed lifter is also provided with a speed reduction limit switch to play a speed reduction role before the limit action. Some manufacturers even install an inductive switch behind the rack-and-pinion transmission device of the elevator to determine whether the elevator runs out of the guide rail frame based on the principle of sensing the rack.
Because the construction elevator has longer service cycle and higher use frequency, the construction environment of the building is relatively severe, and if the electric devices such as limit switches, inductive switches and the like fail due to failure, once the maintenance is not in place in time, the elevator rushes out of the guide rail frame, and the consequence is unreasonable.
The invention discloses an invention patent named as a lifting mechanism top-impact prevention control system and a control method in Chinese patent with publication number CN111217247B, which is published as 08-17.2021. The patent control system comprises a hoisting mechanism control handle, a frequency converter, a hoisting motor, an encoder, a bypass button and a top-impact prevention zero-position setting button, wherein the control handle, the bypass button and the top-impact prevention zero-position setting button are electrically connected with the frequency converter, the encoder is connected with a drive shaft of the hoisting motor, and an encoder signal and the hoisting motor are electrically connected with the frequency converter; however, the service cycle is long, the service frequency is high, and the defects are still existed only by the control of the electric device.
Therefore, an anti-top-collision safety control system is developed, the distance between the elevator and the top of the guide rail frame can be monitored in real time, an early warning prompt can be sent out, and when the electrical protection device fails, the elevator is mechanically prevented from continuously running upwards.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the above-mentioned not enough that exists among the prior art, and provide a structural design reasonable, safe and reliable, real time monitoring has the construction elevator scour protection top safety control system of the dual assurance of electrical protection device and mechanical type parking and control method thereof.
The utility model provides a technical scheme that above-mentioned problem adopted is: this construction elevator scour protection top safety control system, including lift, lift drive arrangement and guide rail frame festival, lift drive arrangement fixes on the lift, and the lift upper end sets up guide rail frame festival, its characterized in that: still include distancer, scour protection top termination and control center, lift drive arrangement's the position that corresponds is provided with the distancer, scour protection top termination activity sets up on guide rail frame festival, and this scour protection top termination includes single tube staple bolt, horizontal pole, touch-press type limit switch, high strength spring damping and catch pan, and this single tube staple bolt is installed on guide rail frame festival, and the horizontal pole links to each other with the single tube staple bolt, and touch-press type limit switch installs on the horizontal pole, and high strength spring damping links to each other with the catch pan, and the catch pan matches each other with the distancer, control center and distancer intercommunication.
As preferred, the position and angle of adjustment can be adjusted from top to bottom to the single tube staple bolt, and this single tube staple bolt is installed on the riser of guide rail frame festival.
Preferably, the distance measuring device adopts a laser distance measuring device or an ultrasonic distance measuring device.
Compared with the prior art, the utility model, have following advantage and effect: the whole structure is reasonable in design, safe and reliable, the safety control system can directly observe and monitor the distance between the operation of the elevator and the upper end of the guide rail frame, the mechanical parking effect is realized under the extreme condition that all the electric protection switches fail, and the upward impact of the elevator can be avoided to the maximum extent.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the embodiment of the present invention.
Fig. 2 is a schematic structural view of an anti-collision termination device in an embodiment of the present invention.
In the figure: the system comprises a lifter 1-1, a lifter driving device 2-1, a distance measuring instrument 3-1, a guide rail frame section 4-1, an anti-top collision termination device 5-1 and a control center 6-1;
anti-top collision termination device 5-1: the device comprises 1-2 parts of a single pipe hoop, 2-2 parts of a cross rod, 3-2 parts of a touch pressure type limit switch, 4-2 parts of a high-strength spring damper and 5-2 parts of a receiving disc.
Detailed Description
The present invention will be described in further detail below with reference to the accompanying drawings by way of examples, which are illustrative of the present invention and are not intended to limit the present invention.
Examples are given.
Referring to fig. 1 to 2, the top-impact prevention safety control system of the construction elevator comprises an elevator 1-1, an elevator driving device 2-1, a distance measuring instrument 3-1, a guide rail frame section 4-1, a top-impact prevention terminating device 5-1 and a control center 6-1, wherein the elevator driving device 2-1 is fixed on the elevator 1-1, the guide rail frame section 4-1 is arranged at the upper end of the elevator 1-1, the distance measuring instrument 3-1 is arranged at a corresponding position of the elevator driving device 2-1, the top-impact prevention terminating device 5-1 is movably arranged on the guide rail frame section 4-1, and the control center 6-1 is communicated with the distance measuring instrument 3-1.
The principle of the anti-top-collision safety control system of the embodiment is as follows: the uppermost guide rail frame section 4-1 of the guide rail frame of the elevator 1-1 is provided with an anti-collision top termination device 5-1, a distance meter 3-1 is arranged at a corresponding position on the elevator driving device 2-1, measured distance data are fed back to a control center 6-1 in real time, and a display screen of the control center 6-1 can display the size numerical value of the elevator 1-1 from the upper end of the guide rail frame; the control center 6-1 adjusts the running speed of the elevator 1-1 according to the distance, and if the electrical device fails, the mechanical stop is realized by touching the anti-top collision stopping device 5-1.
The anti-top-collision termination device 5-1 in the embodiment comprises a single pipe hoop 1-2, a cross rod 2-2, a touch type limit switch 3-2, a high-strength spring damper 4-2 and a receiving disc 5-2, wherein the single pipe hoop 1-2 can be installed on a vertical pipe of a guide rail frame section 4-1, the position can be adjusted up and down, and the angle can also be adjusted, so that the receiving disc 5-2 can be better aligned with the transmitting center of the distance measuring instrument 3-1. When the elevator 1-1 runs and touches the receiving disc 5-2, the high-strength spring damper 4-2 is extruded to shorten the size, finally the receiving disc 5-2 triggers the touch type limit switch 3-2 to act and power off, and the anti-top collision termination device 5-1 can also prevent the elevator 1-1 from continuously rising to top through mechanical buffering.
The contact type limit switch 3-2 in the anti-top stopping device 5-1 in the embodiment is arranged on the side surface of the cross rod 2-2.
One end of the high-strength spring damper 4-2 in the embodiment is connected with the receiving disc 5-2, and the other end of the high-strength spring damper 4-2 is connected with the cross rod 2-2.
The distance measuring instrument 3-1 in the embodiment adopts a laser distance measuring instrument or an ultrasonic distance measuring instrument; the selection of the distance meter 3-1 can also be made according to the actual situation.
And will be apparent to those skilled in the art from the foregoing description.
In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above contents described in the present specification are merely illustrative of the structure of the present invention. All the equivalent changes or simple changes made according to the structure, characteristics and principle of the utility model are included in the protection scope of the utility model. Those skilled in the art can modify or supplement the described embodiments or substitute them in a similar manner without departing from the scope of the invention as defined by the claims.
Claims (5)
1. The utility model provides a construction elevator scour protection top safety control system, includes lift (1-1), lift drive arrangement (2-1) and guide rail frame festival (4-1), lift drive arrangement (2-1) is fixed on lift (1-1), and lift (1-1) upper end sets up guide rail frame festival (4-1), its characterized in that: the anti-collision device for the elevator is characterized by further comprising a distance measuring instrument (3-1) and an anti-collision termination device (5-1), wherein the distance measuring instrument (3-1) is arranged at a position corresponding to the elevator driving device (2-1), the anti-collision termination device (5-1) is movably arranged on the guide rail frame section (4-1), the anti-collision termination device (5-1) comprises a single pipe hoop (1-2), a cross rod (2-2) and a receiving disc (5-2), the single pipe hoop (1-2) is installed on the guide rail frame section (4-1), the cross rod (2-2) is connected with the single pipe hoop (1-2), and the receiving disc (5-2) is matched with the distance measuring instrument (3-1).
2. The construction elevator roof scour prevention safety control system of claim 1, wherein: the anti-top-collision termination device (5-1) further comprises a touch type limit switch (3-2), and the touch type limit switch (3-2) is installed on the side face of the cross rod (2-2).
3. The construction elevator roof-impacting prevention safety control system according to claim 1, characterized in that: the anti-top-impact termination device (5-1) further comprises a high-strength spring damper (4-2), one end of the high-strength spring damper (4-2) is connected with the receiving disc (5-2), and the other end of the high-strength spring damper (4-2) is connected with the cross rod (2-2).
4. The construction elevator roof-impacting prevention safety control system according to claim 1, characterized in that: the distance measuring device also comprises a control center (6-1), wherein the control center (6-1) is communicated with the distance measuring device (3-1).
5. The construction elevator roof-strike prevention safety control system according to claim 1 or 4, characterized in that: the distance measuring instrument (3-1) adopts a laser distance measuring instrument or an ultrasonic distance measuring instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220871006.6U CN217627009U (en) | 2022-04-15 | 2022-04-15 | Top-impacting-prevention safety control system of construction elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220871006.6U CN217627009U (en) | 2022-04-15 | 2022-04-15 | Top-impacting-prevention safety control system of construction elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217627009U true CN217627009U (en) | 2022-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220871006.6U Active CN217627009U (en) | 2022-04-15 | 2022-04-15 | Top-impacting-prevention safety control system of construction elevator |
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| Country | Link |
|---|---|
| CN (1) | CN217627009U (en) |
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- 2022-04-15 CN CN202220871006.6U patent/CN217627009U/en active Active
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