CN110642114B - Home elevator and mechanical stopping device thereof - Google Patents
Home elevator and mechanical stopping device thereof Download PDFInfo
- Publication number
- CN110642114B CN110642114B CN201911003035.XA CN201911003035A CN110642114B CN 110642114 B CN110642114 B CN 110642114B CN 201911003035 A CN201911003035 A CN 201911003035A CN 110642114 B CN110642114 B CN 110642114B
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- Prior art keywords
- switch
- micro
- rod
- fixed
- stop
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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
- B66B5/08—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for preventing overwinding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/02—Guideways; Guides
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- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention relates to a household elevator and a mechanical stopping device thereof. The mechanical stopping device of the household elevator comprises a stopping component arranged on a car frame and a collision plate fixed on a car guide rail, wherein a bolt structure is formed on a fixing frame by a stopping rod, a first microswitch and a second microswitch are fixed on the fixing frame, when the stopping rod moves to a retraction state, a first switch baffle on the stopping rod triggers the first microswitch, and the elevator normally runs; when the stop rod moves to an extending state, a second switch baffle on the stop rod triggers a second micro switch, the elevator is switched to maintenance operation, and the extending end of the stop rod can be in stop fit with the collision plate on the guide rail; in the process of moving the stop lever left and right, the elevator can not normally run and can not be overhauled and run. Different micro switches are touched in the stretching process of the stop rod, the position of the stop rod can be verified, normal operation and maintenance operation of the elevator are guaranteed, protection is reliable, the mechanical stopping device is arranged between the car guide rail and the car frame, and space is saved.
Description
Technical Field
The invention relates to the technical field of elevators, in particular to a household elevator and a mechanical stopping device thereof.
Background
The height of a top layer of a shaft of the household elevator and the depth of a pit are generally small, and in order to protect the safety of maintenance personnel on a car top and the pit, an upper mechanical stopping device and a lower mechanical stopping device need to be respectively arranged so as to meet the requirements of manufacturing and installing specifications of the household elevator.
Generally, the upper and lower mechanical stopping devices are independently arranged, and the upper mechanical stopping device is arranged on the car roof or the hoistway wall. When the mechanical stopping device is arranged on the car roof, the collision point of the upper mechanical stopping device is the top of a well, certain requirements are required on the strength of the roof, the structure is complex, the occupied space is too large, and the mechanical stopping device is limited by the space of the roof. When placed on a hoistway wall, which takes up hoistway space and places additional requirements on the structure of the hoistway wall, a fixed beam must be placed in the appropriate location.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a reliable-protection and space-saving home elevator mechanical stopping device and a home elevator comprising the device.
In order to realize the aim, the technical scheme of the mechanical stopping device of the home elevator is as follows:
the mechanical stopping device of the household elevator comprises a stopping component and a collision plate, wherein the stopping component is arranged on a car frame, the collision plate is used for being fixed on a car guide rail, the stopping component comprises a fixing frame, a stopping rod, a pull rod, a switch baffle plate and a micro switch, the stopping rod is arranged on the fixing frame in a left-right moving mode, an -shaped adjusting groove is formed in the fixing frame, the pull rod penetrates through the adjusting groove and is vertically fixed on the stopping rod, so that the stopping rod forms a bolt structure on the fixing frame, a first micro switch and a second micro switch are fixed on the fixing frame, the first switch baffle plate and the second switch baffle plate are fixed on the stopping rod, when the stopping rod on the fixing frame moves to a retraction state, the first micro switch is triggered by the first switch baffle plate on the stopping rod, and the elevator normally runs; when the stop rod moves to an extending state, a second switch baffle on the stop rod triggers a second microswitch, the elevator is switched to maintenance operation, and the extending end of the stop rod can be in stop fit with the collision plate on the guide rail; in the process of moving the stop rod left and right, the two micro switches do not act, and the elevator can not normally run and can not be overhauled and run.
The mount is "nearly" font, outwards convex U-shaped board between two installation feet and two installation feet, the U-shaped board is formed by two fixed plates and middle regulating plate, catch bar hole and button hole have been seted up on two fixed plates correspondingly, the catch bar passes the catch bar hole on two fixed plates, "" shape adjustment tank is seted up on the regulating plate, two micro-gap switches install respectively on two fixed plates, micro-gap switch's button passes the button hole on the fixed plate.
The collision plate is located on the right side of the stop assembly, the right end of the stop rod is an extending end, the first microswitch is located on the right side of the second microswitch, the first switch baffle is located on the right side of the first microswitch, the second switch baffle is located on the left side of the second microswitch, and when the stop rod moves to the retraction state, the pull rod is fixed at the left end of the adjusting groove.
The collision plate is fixed on the car guide rail through a guide rail pressing plate.
The left side and the right side of the guide rail on the collision plate are respectively fixed with a stop block matched with the side surface of the guide rail in a stop way.
The collision side of the collision plate is provided with a flanging, and the collision position of the flanging is fixed with a damping rubber pad.
The fixing frame of the stopping component is fixed on the upper beam of the car frame, the upper collision plate and the lower collision plate are fixed on the car guide rail, and the extending end of the stopping rod in the extending state is positioned between the upper collision plate and the lower collision plate and can be matched in a stopping way.
The technical scheme of the household elevator of the invention is as follows:
the household elevator comprises a car, a car frame and a car guide rail, wherein a mechanical stopping device is arranged between the car frame and the car guide rail, the mechanical stopping device comprises a stopping component arranged on the car frame and an upper collision plate and a lower collision plate fixed on the car guide rail, the stopping component comprises a fixing frame, a stopping rod, a pull rod, a switch baffle and a micro switch, the stopping rod is arranged on the fixing frame in a left-right moving mode, an -shaped adjusting groove is formed in the fixing frame, the pull rod penetrates through the adjusting groove and is vertically fixed on the stopping rod, so that the stopping rod forms a bolt structure on the fixing frame, the fixing frame is fixedly provided with the first micro switch and the second micro switch, the stopping rod is fixedly provided with the first switch baffle and the second switch baffle, when the stopping rod on the fixing frame moves to a retraction state, the first switch baffle on the stopping rod triggers the first micro switch, and the elevator normally operates; when the stop rod moves to an extending state, a second switch baffle on the stop rod triggers a second microswitch, the elevator is switched to maintenance operation, and the extending end of the stop rod is positioned between the upper collision plate and the lower collision plate and can be respectively matched in a blocking manner; in the process of moving the stop rod left and right, the two micro switches do not act, and the elevator can not normally run and can not be overhauled and run.
The mount is "nearly" font, including outside convex U-shaped board between two installation feet and two installation feet, the U-shaped board is formed by two fixed plates and middle regulating plate, catch bar hole and button hole have been seted up on two fixed plates correspondingly, the catch bar passes the catch bar hole on two fixed plates, "" shape adjustment tank is seted up on the regulating plate, two micro-gap switches install respectively on two fixed plates, micro-gap switch's button passes the button hole on the fixed plate.
The collision plate is located the right side of backstop subassembly, and the right-hand member of backstop pole is for stretching out the end, and first micro-gap switch is located second micro-gap switch's right side, and first switch baffle is located first micro-gap switch's right side, and second switch baffle is located second micro-gap switch's left side, and when the backstop pole removed the withdrawal state, the left end at the adjustment tank was fixed to the pull rod.
Due to the implementation of the technical scheme, compared with the prior art, the invention has the following technical effects: according to the elevator safety device, the position of the stop rod can be verified by touching different micro switches in the expansion and contraction process of the stop rod, so that the normal operation and the overhaul operation of an elevator are ensured, the protection is reliable, the mechanical stopping device is arranged between the car guide rail and the car frame, the space is saved, and the elevator safety device is not limited by the space of a hoistway.
Drawings
Fig. 1 is a schematic view of the construction of a home elevator of the present invention;
FIG. 2 is a view of the fixed position of the holder of FIG. 1;
FIG. 3 is a schematic view of the mechanical stop arrangement;
FIG. 4 is a schematic structural view of a stopper assembly;
FIG. 5 is a schematic view of the fixing frame of FIG. 4;
FIG. 6 is a schematic view of the structure of a stopper rod and a switch shutter;
FIG. 7 is a schematic view of the structure of the pull rod;
FIG. 8 is a schematic view of the structure of the striker plate;
fig. 9 is a cross-sectional view a-a of fig. 8.
Detailed Description
The technical solution of the present invention will be described in detail by specific examples.
As shown in fig. 1 to 9, the home elevator includes a car 30, a car frame 10, and car guide rails 20, and a mechanical stopper is provided between the car frame 10 and the car guide rails 20. The mechanical stopping device comprises a stopping component and a collision plate 6, the stopping component comprises a fixing frame 1, a stopping rod 2, a pull rod 3, a switch baffle 4 and a microswitch 5, and the fixing frame 1 is welded and fixed on an upper beam of the car frame and moves up and down along with the elevator. The striker plate 6 is fixed to the car guide rail 20 by a guide rail presser 7. Mount 1 is "nearly" font, including controlling between two installation feet 11 and two installation feet outside convex U-shaped plate, the U-shaped plate is formed by two fixed plates 12 and middle regulating plate 13, fender rod hole and button hole have been seted up on two fixed plates 12 correspondingly, backstop pole 2 passes the fender rod hole on two fixed plates 12, the adjustment tank of "" shape has been seted up on regulating plate 13, pull rod 3 passes the adjustment tank and installs perpendicularly on backstop pole 2, flexible and anticreep about backstop pole 1 can be controlled, form bolt structure on mount 2. Micro-gap switch 5 has two, fix being first micro-gap switch on the left side fixed plate, fix being second micro-gap switch on the right side fixed plate, corresponding switch baffle 4 also has two, fix being first switch baffle through the bolt in 2 left ends of backstop pole, fix being second switch baffle on the 2 body of rod of backstop pole, the button hole on fixed plate 12 is passed respectively to two micro-gap switch 5's button, two switch baffles 4 are located two micro-gap switch's the outside, be used for triggering corresponding micro-gap switch respectively. And the left side and the right side of the guide rail of the collision plate 6 are respectively welded and fixed with a stop block 8 matched with the side stop of the guide rail, so that the stop rod is prevented from rotating after being collided with the collision plate. The striking side of the striking plate 6 is provided with a flange, and the striking position of the flange is fixed with a damping rubber pad 9 which plays a role of buffering during striking.
In this embodiment, the striking plate is located at the right side of the stopping assembly, and the right end of the stopping rod is an extended end. When the stop rod on the fixed frame moves to the leftmost retraction state, the pull rod is pulled downwards to be clamped into the left end of the adjusting groove, the stop rod is limited to move leftwards and rightwards, the first switch baffle on the stop rod triggers the first microswitch, the first microswitch is switched on, the stop rod is verified to move to the first correct position, and at the moment, the elevator can normally run; when the stop rod moves to the rightmost extended state, the pull rod is broken downwards to be clamped into the right end of the adjusting groove, the stop rod is limited to move leftwards and rightwards, a second switch baffle on the stop rod triggers a second micro switch, the second micro switch is switched on, the stop rod is verified to move to a second correct position, the elevator can be overhauled and operated at the moment, and the extended end of the stop rod is in stop fit with the collision plate on the guide rail; in the process of moving the stop rod left and right, the two micro switches do not act, so that the stop rod is proved not to be positioned at the correct position, and the elevator can not normally run and can not be overhauled and run.
In this embodiment, the car guide rail is fixed with an upper collision plate and a lower collision plate, the upper collision plate and the lower collision plate are vertically symmetrical, the extending end of the stop rod in the extending state is located between the upper collision plate and the lower collision plate and respectively matched in a blocking manner to form an upper mechanical stop device and a lower mechanical stop device, and the stop assembly is one-to-two. The position of the stop rod is verified through the microswitch, and the normal operation and the maintenance operation of the elevator are ensured. The maintenance running stroke of the lift car is limited by adjusting the position of the collision plate on the guide rail, and a safe lift car top danger avoiding space and a pit danger avoiding space are provided for maintainers.
In other embodiments, the fixing frame can adopt a square structure or other bolt seat structures; the two micro switches can also be distributed outside the two switch baffles, and when the stop rod is positioned at the leftmost side, the switch baffle at the left side triggers the micro switch at the left side.
The technical scheme of the household elevator mechanical stopping device is the same as that of the mechanical stopping device in the embodiment of the household elevator, and the description is omitted.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. A home elevator mechanical stopping device, characterized by: the elevator car stop device comprises a stop component and a collision plate, wherein the stop component is arranged on a car frame, the collision plate is used for being fixed on a car guide rail, the stop component comprises a fixed frame, a stop rod, a pull rod, a first switch baffle, a second switch baffle, a first micro switch and a second micro switch, the stop rod is arranged on the fixed frame in a left-right moving mode, an -shaped adjusting groove is formed in the fixed frame, the pull rod penetrates through the adjusting groove and is vertically fixed on the stop rod, so that the stop rod forms a bolt structure on the fixed frame, the fixed frame is fixedly provided with the first micro switch and the second micro switch, the stop rod is fixedly provided with the first switch baffle and the second switch baffle, when the stop rod on the fixed frame moves to a retraction state, the first switch baffle on the stop rod triggers the first micro switch, and an elevator normally runs; when the stop rod moves to an extending state, a second switch baffle on the stop rod triggers a second microswitch, the elevator is switched to maintenance operation, and the extending end of the stop rod can be in stop fit with the collision plate on the guide rail; in the process of moving the stop rod left and right, the two microswitches do not act, and the elevator can not normally run or overhaul; the mount is "nearly" font, outwards convex U-shaped plate between including two installation feet and two installation feet, the U-shaped plate is formed by two fixed plates and middle regulating plate, catch bar hole and button hole have been seted up on two fixed plates correspondingly, the catch bar passes the catch bar hole on two fixed plates, "the adjustment tank of shape is seted up on the regulating plate, two micro-gap switches install respectively on two fixed plates, two micro-gap switch's button passes the button hole on the fixed plate, it is located the right side of backstop subassembly to hit the board, the right-hand member of backstop pole is for stretching out the end, first micro-gap switch is located second micro-gap switch's right side, first switch baffle is located first micro-gap switch's right side, second switch baffle is located second micro-gap switch's left side, when backstop pole removes the withdrawal state, the left end at the adjustment tank is fixed to the pull rod.
2. The home elevator mechanical stopping device according to claim 1, wherein: the collision plate is fixed on the car guide rail through a guide rail pressing plate.
3. The home elevator mechanical resistance device according to claim 1, characterized in that: the left side and the right side of the guide rail on the collision plate are respectively fixed with a stop block matched with the side surface of the guide rail in a stop way.
4. The home elevator mechanical resistance device according to claim 1, characterized in that: the collision side of the collision plate is provided with a flanging, and the collision position of the flanging is fixed with a damping rubber pad.
5. The home elevator mechanical resistance device according to claim 1, characterized in that: the fixing frame of the stopping component is fixed on the upper beam of the car frame, the upper and lower striking plates are fixed on the car guide rail, and the extending end of the stopping rod in the extending state is positioned between the upper and lower striking plates and can be matched in a stopping way.
6. The utility model provides a home use elevator, includes car, sedan-chair frame and car guide rail, its characterized in that: a mechanical stopping device is arranged between the car frame and the car guide rail, the mechanical stopping device comprises a stopping component arranged on the car frame and an upper collision plate and a lower collision plate which are fixed on the car guide rail, the stopping component comprises a fixing frame, a stopping rod, a pull rod, a first switch baffle, a second switch baffle, a first micro switch and a second micro switch, the stopping rod can be installed on the fixing frame in a left-right moving mode, an -shaped adjusting groove is formed in the fixing frame, the pull rod penetrates through the adjusting groove to be vertically fixed on the stopping rod, the stopping rod is enabled to form a bolt structure on the fixing frame, the fixing frame is fixedly provided with the first micro switch and the second micro switch, the stopping rod is fixedly provided with the first switch baffle and the second switch baffle, when the stopping rod on the fixing frame moves to a retraction state, the first switch baffle on the stopping rod triggers the first micro switch, and the elevator normally operates; when the stop rod moves to an extending state, a second switch baffle plate on the stop rod triggers a second microswitch, the elevator is switched to maintenance operation, and the extending end of the stop rod is positioned between the upper collision plate and the lower collision plate and can be respectively in stop fit with the upper collision plate and the lower collision plate; in the process of moving the stop rod left and right, the two micro switches do not act, and the elevator can not normally run and can not be overhauled and run; the mount is "nearly" font, outwards convex U-shaped plate between including two installation feet and two installation feet, the U-shaped plate is formed by two fixed plates and middle regulating plate, catch bar hole and button hole have been seted up on two fixed plates correspondingly, the catch bar passes the catch bar hole on two fixed plates, "the adjustment tank of shape is seted up on the regulating plate, two micro-gap switches install respectively on two fixed plates, two micro-gap switch's button passes the button hole on the fixed plate, it is located the right side of backstop subassembly to hit the board, the right-hand member of backstop pole is for stretching out the end, first micro-gap switch is located second micro-gap switch's right side, first switch baffle is located first micro-gap switch's right side, second switch baffle is located second micro-gap switch's left side, when backstop pole removes the withdrawal state, the left end at the adjustment tank is fixed to the pull rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911003035.XA CN110642114B (en) | 2019-10-22 | 2019-10-22 | Home elevator and mechanical stopping device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911003035.XA CN110642114B (en) | 2019-10-22 | 2019-10-22 | Home elevator and mechanical stopping device thereof |
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| Publication Number | Publication Date |
|---|---|
| CN110642114A CN110642114A (en) | 2020-01-03 |
| CN110642114B true CN110642114B (en) | 2022-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911003035.XA Active CN110642114B (en) | 2019-10-22 | 2019-10-22 | Home elevator and mechanical stopping device thereof |
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| CN (1) | CN110642114B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113800349A (en) * | 2020-06-12 | 2021-12-17 | 蒂升电梯(上海)有限公司 | Limiting and preventing device for elevator system and limiting and preventing method for elevator system |
| WO2023243026A1 (en) * | 2022-06-16 | 2023-12-21 | 株式会社日立製作所 | Elevator device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1346378A (en) * | 1917-09-19 | 1920-07-13 | Daniel F Lepley | Stop mechanism |
| CN203306872U (en) * | 2013-05-24 | 2013-11-27 | 广州永日电梯有限公司 | Mechanical stopping device for household elevator |
| CN206069115U (en) * | 2016-08-29 | 2017-04-05 | 四川科莱电梯股份有限公司 | Device is prevented on a kind of home lift |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207738259U (en) * | 2017-12-15 | 2018-08-17 | 天津市奥瑞克电梯有限公司 | A kind of villa elevator upper mechanical preventing device |
| CN209427905U (en) * | 2019-01-11 | 2019-09-24 | 西继迅达（许昌）电梯有限公司 | A kind of upper mechanical holdout device of elevator |
-
2019
- 2019-10-22 CN CN201911003035.XA patent/CN110642114B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1346378A (en) * | 1917-09-19 | 1920-07-13 | Daniel F Lepley | Stop mechanism |
| CN203306872U (en) * | 2013-05-24 | 2013-11-27 | 广州永日电梯有限公司 | Mechanical stopping device for household elevator |
| CN206069115U (en) * | 2016-08-29 | 2017-04-05 | 四川科莱电梯股份有限公司 | Device is prevented on a kind of home lift |
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| Publication number | Publication date |
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| CN110642114A (en) | 2020-01-03 |
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| CB02 | Change of applicant information |
Address after: 461000 south section of Yanan Road, Xuchang economic and Technological Development Zone, Henan Applicant after: Xiji Xunda Elevator Co.,Ltd. Address before: 461000 south section of Yanan Road, Xuchang economic and Technological Development Zone, Henan Applicant before: XJ SCHINDLER (XUCHANG) ELEVATOR Co.,Ltd. |
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