CN220925966U - Pit overhauls protection device - Google Patents
Pit overhauls protection device Download PDFInfo
- Publication number
- CN220925966U CN220925966U CN202322632754.6U CN202322632754U CN220925966U CN 220925966 U CN220925966 U CN 220925966U CN 202322632754 U CN202322632754 U CN 202322632754U CN 220925966 U CN220925966 U CN 220925966U
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- China
- Prior art keywords
- supporting frame
- supporting
- supporting seat
- pit
- protection device
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- 229920002635 polyurethane Polymers 0.000 claims description 5
- 239000004814 polyurethane Substances 0.000 claims description 5
- 238000007689 inspection Methods 0.000 claims 4
- 238000000034 method Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 8
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036544 posture Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of pit maintenance auxiliary devices, in particular to a pit maintenance protection device, which comprises a supporting seat, wherein a supporting frame is movably arranged on the supporting seat, and the supporting frame can be vertically or transversely arranged on the supporting seat; the upper end of the supporting seat is provided with a containing chamber which is L-shaped, the supporting frame is arranged on the containing chamber, and can be transversely placed through the side notch and can be vertically placed through the top notch; a locking group is arranged between the accommodating chamber and the supporting frame, and the locking group is used for fixing the placement of the supporting frame; an electric switch is arranged on the side plate of the accommodating chamber, a contact is arranged on the electric switch, and when the supporting frame is vertically placed, the side wall of the supporting frame touches the contact on the electric switch; utilize the buffer to put transversely and put vertically two kinds of states, this design is different from the device is overhauld to be fixed in well wall commonly used, carries support frame subassembly when need not to overhaul again, only need when overhaul the support frame lift up can to guarantee maintainer's self safety problem.
Description
Technical Field
The utility model relates to the technical field of pit maintenance auxiliary devices, in particular to a pit maintenance protection device.
Background
The elevator is used as special equipment, so that the safety of a user is related, and the safety of maintenance and repair personnel of the elevator is also important.
When the elevator overhauls in the current market, the elevator can only be overhauled in the space, and the distance between the lowest part of the elevator car bottom and the pit is not less than 500, so that national standard is met, and for the scheme, when the elevator slowly decreases, an overhauler in the pit can theoretically be contracted on the ground to ensure self safety, however, if the elevator descends rapidly, the overhauler cannot adjust proper postures to ensure self safety. Therefore, it is necessary to provide an elevator maintenance personnel with a longer safety distance from the pit when the elevator descends during maintenance. So as to ensure the self-safety problem of the overhauling personnel.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art and provides a technical scheme capable of solving the problems.
The pit overhaul protection device comprises a supporting seat, wherein a supporting frame is movably arranged on the supporting seat, and the supporting frame can be vertically or transversely arranged on the supporting seat; the upper end of the supporting seat is provided with a containing chamber which is L-shaped, the supporting frame is arranged on the containing chamber, and can be transversely placed through the side notch and can be vertically placed through the top notch; a locking group is arranged between the accommodating chamber and the supporting frame, and the locking group is used for fixing the placement of the supporting frame; an electrical switch is arranged on the side plate of the accommodating chamber, a contact is arranged on the electrical switch, and when the supporting frame is vertically placed, the side wall of the supporting frame touches the contact on the electrical switch.
Further, the accommodating chamber is formed into an L-shape by a bottom plate, side plates, a front plate and a rear plate.
Further, the locking group comprises a first preformed hole assembled on the front plate and the rear plate and a second preformed hole assembled on the supporting frame, the first preformed hole and the second preformed hole are in the same straight line, and the first preformed hole and the second preformed hole can be inserted into the bolt.
Further, a polyurethane buffer is arranged at the top end of the supporting frame.
Further, the bottom of the supporting seat is inserted into the pit for fixing by adopting an expansion bolt.
The beneficial effects of the utility model are as follows: utilize the buffer to put transversely and put vertically two kinds of states, this design is different from the device is overhauld to be fixed in well wall commonly used, carries support frame subassembly when need not to overhaul again, only need when overhaul the support frame lift up can to guarantee maintainer's self safety problem.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
Fig. 1 is a schematic view of a first view structure according to the present utility model.
Fig. 2 is a schematic view of a second view structure according to the present utility model.
Fig. 3 is a schematic view of a fixing structure of the support base and the support frame based on the upper support base of fig. 1.
Fig. 4 is a schematic view based on the contact structure in fig. 2.
The figures in the drawings are respectively: the device comprises a supporting seat-1, a supporting frame-2, a containing chamber-3, a locking group-4, an electric switch-5, a contact-6, a first reserved hole-7, a second reserved hole-8, a polyurethane buffer-9 and an expansion bolt-10.
Detailed Description
The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 4, the portable device comprises a supporting seat 1, wherein a supporting frame 2 is movably arranged on the supporting seat 1, and the supporting frame 2 can be vertically or transversely arranged on the supporting seat 1; the upper end of the supporting seat 1 is provided with a containing chamber 3, the containing chamber 3 is L-shaped, the supporting frame 2 is arranged on the containing chamber 3, can be transversely placed through a lateral notch, and can be vertically placed through a top notch; a locking group 4 is arranged between the accommodating chamber 3 and the support frame 2, and the locking group 4 fixes the placement of the support frame 2; an electric switch 5 is arranged on the side plate of the accommodating chamber 3, a contact 6 is arranged on the electric switch 5, and when the supporting frame 2 is vertically placed, the side wall of the supporting frame 2 touches the contact 6 on the electric switch 5.
The purpose of the device is to provide a safe and reliable support frame 2 for supporting personnel for use in pit maintenance and repair operations. Through components such as movable support frame 2, accommodation room 3, locking group 4 and electric switch 5, realize the fixed and the control to support frame 2, ensure staff's safety.
The assembly mode is as follows: mounting support base 1: the support base 1 is installed in the pit and is fixed by inserting the expansion bolts 10 into the pit to provide a stable support foundation. The accommodating chamber 3 is provided: the upper end of the supporting seat 1 is provided with a containing chamber 3 which is L-shaped and consists of a bottom plate, side plates, a front plate and a rear plate. The function of the receiving chamber 3 is to provide a safe installation space for the support frame 2. Installing a supporting frame 2: the support frame 2 can be arranged in the accommodating chamber 3 by vertical arrangement or transverse arrangement. Through the side notch, the support frame 2 can be transversely placed; through the top notch, the support frame 2 can be vertically placed. Locking support 2: a locking group 4 is arranged between the accommodating chamber 3 and the supporting frame 2 and used for fixing the placement of the supporting frame 2. The locking group 4 comprises a first preformed hole 7 assembled on the front and rear plates and a second preformed hole 8 assembled on the support frame 2. The first preformed hole 7 and the second preformed hole 8 are in the same straight line, and can be inserted through a bolt to lock the position of the support frame 2. An electrical switch 5 is arranged: an electrical switch 5 is provided on a side plate of the housing chamber 3, and a contact 6 is mounted on the electrical switch 5. When the support frame 2 is vertically placed, the side wall of the support frame 2 can touch the contact 6 on the electric switch 5, so that electric disconnection is realized. Polyurethane buffer 9: the top of the support frame 2 is provided with a polyurethane buffer 9 for absorbing impact and vibration, and increasing the stability and safety of the whole device.
The pit overhaul protection device can realize the safe fixation and control of the support frame 2 and provide a stable and reliable working environment.
The design point is mainly as follows: when the elevator normally runs, namely the elevator is not overhauled, the buffer is transversely placed, so that the requirement of the elevator on the pit depth can be reduced, and the requirement of the safety distance between the lowest part of the elevator car bottom and the highest part (buffer) of the pit is ensured; when the elevator is overhauled, the buffer is vertically arranged, on one hand, the electric switch 5 can be triggered, and the buffer is electrically connected with the elevator system through the electric switch 5, so that the buffer can send a signal for starting the elevator to the control system, and the overhauling safety is ensured; on the other hand, once the car squats at the bottom of, then the buffer is vertical, can support the safe distance for the maintainer, further guarantees to overhaul safety.
The present utility model is not limited to the preferred embodiments, but is intended to be limited to the following description, and any modifications, equivalent changes and variations in light of the above-described embodiments will be apparent to those skilled in the art without departing from the scope of the present utility model.
Claims (5)
1. The pit overhaul protection device comprises a supporting seat (1), wherein a supporting frame (2) is movably arranged on the supporting seat (1), and the supporting frame (2) can be vertically or transversely arranged on the supporting seat (1); the method is characterized in that:
The upper end of the supporting seat (1) is provided with a containing chamber (3), the containing chamber (3) is L-shaped, the supporting frame (2) is arranged on the containing chamber (3), and can be transversely placed through a lateral notch and can be vertically placed through a top notch;
A locking group (4) is arranged between the accommodating chamber (3) and the supporting frame (2), and the locking group (4) is used for fixing the placement of the supporting frame (2);
An electric switch (5) is arranged on a side plate of the accommodating chamber (3), a contact (6) is arranged on the electric switch (5), and when the supporting frame (2) is vertically placed, the side wall of the supporting frame (2) touches the contact (6) on the electric switch (5).
2. The pit inspection protection device of claim 1, wherein: the accommodating chamber (3) is formed into an L-shaped shape by a bottom plate, side plates, a front plate and a rear plate.
3. The pit inspection protection device of claim 2, wherein: the locking group (4) comprises a first preformed hole (7) assembled on the front plate and the rear plate and a second preformed hole (8) assembled on the supporting frame (2), the first preformed hole (7) and the second preformed hole (8) are in the same straight line, and the first preformed hole (7) and the second preformed hole (8) can be inserted into the bolt.
4. The pit inspection protection device of claim 1, wherein: the top end of the supporting frame (2) is provided with a polyurethane buffer (9).
5. The pit inspection protection device of claim 1, wherein: the bottom of the supporting seat (1) is inserted into the pit for fixing by adopting an expansion bolt (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322632754.6U CN220925966U (en) | 2023-09-27 | 2023-09-27 | Pit overhauls protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322632754.6U CN220925966U (en) | 2023-09-27 | 2023-09-27 | Pit overhauls protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220925966U true CN220925966U (en) | 2024-05-10 |
Family
ID=90941544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322632754.6U Active CN220925966U (en) | 2023-09-27 | 2023-09-27 | Pit overhauls protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220925966U (en) |
-
2023
- 2023-09-27 CN CN202322632754.6U patent/CN220925966U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |