CN114014128A - Elevator locking strutting arrangement - Google Patents
Elevator locking strutting arrangement Download PDFInfo
- Publication number
- CN114014128A CN114014128A CN202111418296.5A CN202111418296A CN114014128A CN 114014128 A CN114014128 A CN 114014128A CN 202111418296 A CN202111418296 A CN 202111418296A CN 114014128 A CN114014128 A CN 114014128A
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- CN
- China
- Prior art keywords
- section
- block
- pawl
- movable block
- elevator
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/26—Positively-acting devices, e.g. latches, knives
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
Abstract
The invention belongs to the technical field of elevator safety, and particularly relates to an elevator locking and supporting device. The invention provides an elevator locking and supporting device which comprises a base plate, a limiting block, a movable block, a pin column, a pawl, an elastic damping pressing block and a crank, wherein the base plate is provided with a first end and a second end; the limiting block is fixed on the substrate, the movable block is connected to the substrate in a sliding mode, and the elastic damping pressing block is arranged between the limiting block and the movable block; the movable block is provided with a pair of lug parts, a rotatable pin is arranged between the lug parts in a penetrating way, and a pawl and a crank are sleeved on the pin; the pawl has a detent at its distal end. Compared with the prior art, the elevator locking and supporting device provided by the invention has the advantages of reasonable design, reliable structure, simplicity in use, good economy and long service life, and can effectively lock and support the elevator car and improve the use safety of the elevator.
Description
Technical Field
The invention belongs to the technical field of elevator safety, and particularly relates to an elevator locking and supporting device.
Background
The elevator mainly comprises a guide system, a lift car, a traction device, a door system and other components. The lift car consists of a lift car frame and a lift car body and is used for conveying passengers and goods; the guide system is arranged in the elevator shaft and mainly comprises a guide rail, a guide shoe and a guide rail frame, and is used for limiting the freedom degree of movement of the car and the counterweight so that the car and the counterweight can only do lifting movement along the guide rail; the traction device mainly comprises a traction machine, a traction steel wire rope, a guide wheel and a diversion sheave, and has the main function of outputting and transmitting power to enable the lift car to run; the door system consists of a car door, a landing door, a door opener and a door lock device, and the door system mainly has the function of controlling the opening and closing of a landing entrance and a car entrance. In addition to the above-mentioned main components, a series of safety devices are also required in elevators to prevent the car from falling or stopping suddenly. However, the conventional safety devices are still insufficient in reliability, durability, and comfort, and an elevator safety accident may occur.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides an elevator locking and supporting device.
The invention provides an elevator locking and supporting device which comprises a base plate, a limiting block, a movable block, a pin column, a pawl, an elastic damping pressing block and a crank, wherein the base plate is provided with a first end and a second end; the limiting block is fixed on the substrate, the movable block is connected to the substrate in a sliding mode, and the elastic damping pressing block is arranged between the limiting block and the movable block; the movable block is provided with a pair of lug parts, a rotatable pin is arranged between the lug parts in a penetrating way, and a pawl and a crank are sleeved on the pin; the pawl has a detent at its distal end.
The elevator locking and supporting device provided by the invention can be fixed on an elevator car, when the car needs to be locked, the crank is driven to rotate through the connecting rod or the zipper, the pawl is driven to be opened through the pin column, and the claw closing part on the pawl is buckled with the sunken part on the side wall of the elevator shaft or the guide rail, so that the car is supported and prevented from falling. Because the movable block is connected with the base plate in a sliding way and the elastic damping pressing block is arranged between the movable block and the base plate, when the pawl is opened and stressed, the elastic damping pressing block is pressed to generate certain deformation, and a certain buffering effect is achieved. When the passenger gets in and out of the elevator, the lift car is inevitably shaken, the elastic damping pressing block plays a role in buffering at the moment, and noise is generated when the elastic damping pressing block is inhibited to shake. In addition, when being equipped with many sets of elevator locking strutting arrangement on same car, the elastic damping briquetting produces deformation to make the atress more balanced.
In some embodiments, the movable block is provided with a set of kidney-shaped holes therethrough, and the set of first bolts passes through the kidney-shaped holes and is fixed on the base plate.
In some embodiments, the elastic damping pressure block is in an elongated shape, and a set of second bolts penetrates through the elastic damping pressure block and is fixed on the movable block to prevent the elastic damping pressure block from shifting under a long-term vibration environment.
In some embodiments, the resilient damping compact is a rubber block.
In some embodiments, a pressure plate is further fixed on the limiting block, and the elastic damping pressure block is pressed between the limiting block and the movable block by the pressure plate.
In some embodiments, the root of the pawl has an elongated first stop surface, and the movable block is provided with a first position-limiting portion corresponding to the first stop surface. When the pawl is opened, the first stop surface is pressed with the first limiting part.
In some embodiments, the root of the pawl is provided with a second stop surface, and the movable block is provided with a second limit part corresponding to the second stop surface; when the pawl is opened, the second stop surface is pressed with the second limiting part. Preferably, the first stopping surface and the second stopping surface are respectively positioned at two sides of the pin, and the first stopping surface and the second stopping surface are stressed in opposite directions simultaneously, so that the stress of the pin is reduced, the abrasion of the pin is reduced, and the service life is prolonged.
In some embodiments, the pin comprises a threaded section, a crank socket section, an abutment section, a first rotation support section, a pawl socket section, and a second rotation support section in sequence from one end to the other end; the cross sections of the first rotary supporting section and the second rotary supporting section are circular and can rotatably penetrate through the lug part; the cross section of the pawl sleeving section is square and is matched with a square hole in the pawl; the cross section of the crank sleeving section is square and is matched with a square hole at one end of the crank; the screw thread section is provided with a nut, and the crank is tightly pressed on the end surface of the closing section; the tail end of the second rotary supporting section is also provided with a split pin hole.
In some embodiments, the stopper is welded to the substrate.
Has the advantages that: compared with the prior art, the elevator locking and supporting device provided by the invention has the advantages of reasonable design, reliable structure, simplicity in use, good economy and long service life, and can effectively lock and support the elevator car and improve the use safety of the elevator.
Drawings
Fig. 1 is a schematic structural view of embodiment 1.
FIG. 2 is a schematic diagram showing the cooperation of the movable block, the pawl and the elastic damping pressing block in example 1.
Fig. 3 is a plan view of the movable block.
Fig. 4 is a schematic structural view of the pin.
Fig. 5 is a schematic structural view of embodiment 2.
FIG. 6 is a schematic diagram showing the cooperation of the movable block, the pawl and the elastic damping pressing block in example 2.
In the figure, a substrate 1, a limiting block 2, a movable block 3, a pin 4, a pawl 5, an elastic damping pressing block 6, a crank 7, a first bolt 8, a pressing plate 9, a lug part 31, a kidney-shaped hole 32, a first limiting part 33, a second limiting part 34, a threaded section 41, a crank socket section 42, a leaning section 43, a first rotary supporting section 44, a pawl socket section 45, a second rotary supporting section 46, an opening pin hole 461, a claw joint part 51, a first stopping surface 52, a second stopping surface 53 and a second bolt 61.
Detailed Description
The invention is further illustrated by the following specific examples, which are illustrative and intended to illustrate the problem and explain the invention, but not limiting.
Example 1
An elevator locking and supporting device is shown in figures 1 to 4 and comprises a base plate 1, a limiting block 2, a movable block 3, a pin 4, a pawl 5, an elastic damping pressing block 6 and a crank 7; the limiting block 2 is fixed on the substrate 1, the movable block 3 is connected on the substrate 1 in a sliding manner, and the elastic damping pressing block 6 is arranged between the limiting block 2 and the movable block 3; the movable block 3 is provided with a pair of lug parts 31, a rotatable pin 4 is arranged between the lug parts 31 in a penetrating way, and a pawl 5 and a crank 7 are sleeved on the pin 4; the pawl 5 has a claw portion 51 at its distal end.
In this embodiment, the movable block 3 is provided with a set of through waist-shaped holes 32, and the set of first bolts 8 pass through the waist-shaped holes 32 and are fixed on the base plate 1.
In this embodiment, the elastic damping pressing block 6 is in a long strip shape, and a group of second bolts 61 penetrates through the elastic damping pressing block 6 and is fixed on the movable block 3.
In this embodiment, the elastic damping pressing block 6 is a rubber block.
In this embodiment, the limiting block 2 is further fixed with a pressing plate 9, and the elastic damping pressing block 6 is pressed between the limiting block 2 and the movable block 3 by the pressing plate 9.
In this embodiment, the root of the pawl 5 has an elongated first stop surface 52, and the movable block 3 is provided with a first stopper 33 corresponding to the first stop surface 52.
In this embodiment, the root of the pawl 5 has a second stopping surface 53, and the movable block 3 is provided with a second limiting portion 34 corresponding to the second stopping surface 53; and the first stop surface 52 and the second stop surface 53 are located on either side of the pin 4.
In this embodiment, the pin 4 is sequentially provided with a threaded section 41, a crank socket section 42, an engaging section 43, a first rotation support section 44, a pawl socket section 45 and a second rotation support section 46 from one end to the other end; the cross sections of the first rotating supporting section 44 and the second rotating supporting section 46 are circular and can rotatably penetrate through the lug part 31; the cross section of the pawl sleeving section 45 is square and is matched with a square hole in the pawl 5; the cross section of the crank sleeving section 42 is square and is matched with a square hole at one end of the crank 7; a nut is arranged on the threaded section 41, and the crank 7 is tightly pressed on the end surface of the abutting section 43; the end of the second rotation support section 46 is also provided with a split pin hole 461.
In this embodiment, the stopper 2 is welded to the substrate 1.
Example 2
An elevator locking and supporting device is shown in figures 3 to 6 and comprises a base plate 1, a limiting block 2, a movable block 3, a pin 4, a pawl 5, an elastic damping pressing block 6 and a crank 7; the limiting block 2 is fixed on the substrate 1, the movable block 3 is connected on the substrate 1 in a sliding manner, and the elastic damping pressing block 6 is arranged between the limiting block 2 and the movable block 3; the movable block 3 is provided with a pair of lug parts 31, a rotatable pin 4 is arranged between the lug parts 31 in a penetrating way, and a pawl 5 and a crank 7 are sleeved on the pin 4; the pawl 5 has a claw portion 51 at its distal end.
In this embodiment, the movable block 3 is provided with a set of through waist-shaped holes 32, and the set of first bolts 8 pass through the waist-shaped holes 32 and are fixed on the base plate 1.
In this embodiment, the elastic damping pressing block 6 is in a long strip shape, and a group of second bolts 61 penetrates through the elastic damping pressing block 6 and is fixed on the movable block 3.
In this embodiment, the elastic damping pressing block 6 is a rubber block.
In this embodiment, the elastic damping pressing block 6 is adhered between the limiting block 2 and the movable block 3 by an adhesive.
In this embodiment, the root of the pawl 5 has an elongated first stop surface 52, and the movable block 3 is provided with a first stopper 33 corresponding to the first stop surface 52.
In this embodiment, the root of the pawl 5 has a second stopping surface 53, and the movable block 3 is provided with a second limiting portion 34 corresponding to the second stopping surface 53; and the first stop surface 52 and the second stop surface 53 are located on either side of the pin 4.
In this embodiment, the pin 4 is sequentially provided with a threaded section 41, a crank socket section 42, an engaging section 43, a first rotation support section 44, a pawl socket section 45 and a second rotation support section 46 from one end to the other end; the cross sections of the first rotating supporting section 44 and the second rotating supporting section 46 are circular and can rotatably penetrate through the lug part 31; the cross section of the pawl sleeving section 45 is square and is matched with a square hole in the pawl 5; the cross section of the crank sleeving section 42 is square and is matched with a square hole at one end of the crank 7; a nut is arranged on the threaded section 41, and the crank 7 is tightly pressed on the end surface of the abutting section 43; the end of the second rotation support section 46 is also provided with a split pin hole 461.
The above embodiments are exemplary only, and are intended to illustrate the technical concept and features of the present invention so that those skilled in the art can understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (9)
1. An elevator locking support device characterized by: comprises a base plate (1), a limiting block (2), a movable block (3), a pin (4), a pawl (5), an elastic damping pressing block (6) and a crank (7); the limiting block (2) is fixed on the substrate (1), the movable block (3) is connected to the substrate (1) in a sliding mode, and the elastic damping pressing block (6) is arranged between the limiting block (2) and the movable block (3); the movable block (3) is provided with a pair of lug parts (31), a rotatable pin (4) penetrates between the lug parts (31), and the pin (4) is sleeved with the pawl (5) and the crank (7); the tail end of the pawl (5) is provided with a claw part (51).
2. The elevator lock support device of claim 1, wherein: a group of through waist-shaped holes (32) are formed in the movable block (3), and a group of first bolts (8) penetrate through the waist-shaped holes (32) and are fixed on the base plate (1).
3. The elevator lock support device of claim 1, wherein: the elastic damping pressing block (6) is in a long strip shape, and a group of second bolts (61) penetrate through the elastic damping pressing block (6) and are fixed on the movable block (3).
4. The elevator lock support device of claim 1, wherein: the elastic damping pressing block (6) is a rubber block.
5. The elevator lock support device of claim 1, wherein: the limiting block (2) is further fixedly provided with a pressing plate (9), and the elastic damping pressing block (6) is pressed between the limiting block (2) and the movable block (3) by the pressing plate (9).
6. The elevator lock support device of claim 1, wherein: the root of the pawl (5) is provided with a long-strip-shaped first stopping surface (52), and the movable block (3) is provided with a first limiting part (33) corresponding to the first stopping surface (52).
7. The elevator lock support device of claim 6, wherein: the root of the pawl (5) is provided with a second stop surface (53), and the movable block (3) is provided with a second limiting part (34) corresponding to the second stop surface (53); and the first stopping surface (52) and the second stopping surface (53) are respectively positioned at two sides of the pin column (4).
8. The elevator lock support device of claim 1, wherein: the pin column (4) is provided with a thread section (41), a crank socket section (42), an engagement section (43), a first rotary supporting section (44), a pawl socket section (45) and a second rotary supporting section (46) from one end to the other end in sequence; the cross sections of the first rotating support section (44) and the second rotating support section (46) are circular and can rotatably penetrate through the lug part (31); the cross section of the pawl sleeving section (45) is square and is matched with a square hole in the pawl (5); the cross section of the crank sleeving section (42) is square and is matched with a square hole at one end of the crank (7); a nut is arranged on the threaded section (41) to tightly press the crank (7) on the end surface of the closing section (43); the tail end of the second rotating support section (46) is also provided with a split pin hole (461).
9. The elevator lock support device of claim 1, wherein: the limiting block (2) is welded on the substrate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111418296.5A CN114014128B (en) | 2021-11-26 | 2021-11-26 | Elevator locking strutting arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111418296.5A CN114014128B (en) | 2021-11-26 | 2021-11-26 | Elevator locking strutting arrangement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114014128A true CN114014128A (en) | 2022-02-08 |
| CN114014128B CN114014128B (en) | 2023-07-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111418296.5A Active CN114014128B (en) | 2021-11-26 | 2021-11-26 | Elevator locking strutting arrangement |
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| Country | Link |
|---|---|
| CN (1) | CN114014128B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004023123A1 (en) * | 2003-05-30 | 2004-12-16 | Ringspann Gmbh | Safety brake for load carrying rotor in hoist has centrifugal brake elements with plastic deformation in enclosed mountings and with blocking elements |
| JP2006273456A (en) * | 2005-03-28 | 2006-10-12 | Mitsubishi Electric Corp | Elevator car fixing device |
| CN102464243A (en) * | 2010-11-14 | 2012-05-23 | 恒达富士电梯有限公司 | Hydraulic speed limiter for elevator |
| CN103910273A (en) * | 2014-04-02 | 2014-07-09 | 苏州天梭电梯有限公司 | Elevator car locking mechanism, elevator using same and elevator car locking process |
| CN105923500A (en) * | 2016-07-08 | 2016-09-07 | 孙广斌 | Elevator safety device |
| CN105952858A (en) * | 2016-06-28 | 2016-09-21 | 重庆芦万木材有限公司 | Low-noise ratchet mechanism |
| CN106006292A (en) * | 2016-06-26 | 2016-10-12 | 苏州中远电梯有限公司 | Elevator fall-prevention mechanism with compound locking sliding block |
| CN107522064A (en) * | 2016-06-15 | 2017-12-29 | 通力股份公司 | Elevator |
| CN207671487U (en) * | 2017-11-23 | 2018-07-31 | 天津晟世鑫金属制品有限公司 | Lift car locking system |
| CN209974024U (en) * | 2019-01-29 | 2020-01-21 | 北京瑛达源电梯有限公司 | Elevator overhauls prevents weighing down structure |
| CN213768335U (en) * | 2020-12-15 | 2021-07-23 | 范文静 | Armrest of automobile seat |
| CN213802480U (en) * | 2020-10-30 | 2021-07-27 | 江苏谦益实业有限公司 | Elevator car damping device that reliability is high |
-
2021
- 2021-11-26 CN CN202111418296.5A patent/CN114014128B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004023123A1 (en) * | 2003-05-30 | 2004-12-16 | Ringspann Gmbh | Safety brake for load carrying rotor in hoist has centrifugal brake elements with plastic deformation in enclosed mountings and with blocking elements |
| JP2006273456A (en) * | 2005-03-28 | 2006-10-12 | Mitsubishi Electric Corp | Elevator car fixing device |
| CN102464243A (en) * | 2010-11-14 | 2012-05-23 | 恒达富士电梯有限公司 | Hydraulic speed limiter for elevator |
| CN103910273A (en) * | 2014-04-02 | 2014-07-09 | 苏州天梭电梯有限公司 | Elevator car locking mechanism, elevator using same and elevator car locking process |
| CN107522064A (en) * | 2016-06-15 | 2017-12-29 | 通力股份公司 | Elevator |
| CN106006292A (en) * | 2016-06-26 | 2016-10-12 | 苏州中远电梯有限公司 | Elevator fall-prevention mechanism with compound locking sliding block |
| CN105952858A (en) * | 2016-06-28 | 2016-09-21 | 重庆芦万木材有限公司 | Low-noise ratchet mechanism |
| CN105923500A (en) * | 2016-07-08 | 2016-09-07 | 孙广斌 | Elevator safety device |
| CN207671487U (en) * | 2017-11-23 | 2018-07-31 | 天津晟世鑫金属制品有限公司 | Lift car locking system |
| CN209974024U (en) * | 2019-01-29 | 2020-01-21 | 北京瑛达源电梯有限公司 | Elevator overhauls prevents weighing down structure |
| CN213802480U (en) * | 2020-10-30 | 2021-07-27 | 江苏谦益实业有限公司 | Elevator car damping device that reliability is high |
| CN213768335U (en) * | 2020-12-15 | 2021-07-23 | 范文静 | Armrest of automobile seat |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114014128B (en) | 2023-07-21 |
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