CN213623181U - Portable lifting device for elevator maintenance - Google Patents
Portable lifting device for elevator maintenance Download PDFInfo
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- CN213623181U CN213623181U CN202022113065.0U CN202022113065U CN213623181U CN 213623181 U CN213623181 U CN 213623181U CN 202022113065 U CN202022113065 U CN 202022113065U CN 213623181 U CN213623181 U CN 213623181U
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- fixedly connected
- movable box
- box body
- elevator maintenance
- lifting device
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Abstract
The utility model discloses a portable lifting device for elevator maintenance, which relates to an elevator maintenance device, comprising a movable box body, wherein the right end of the outer side of the upper wall of the movable box body is fixedly connected with a limiting rod, the lower part of the movable box body is fixedly connected with a fixed plate which is symmetrical front and back and left and right, the fixed plate is fixedly connected with a fixed shaft, and the fixed shaft is rotatably connected with a pulley; the upper side of the left side of the lower wall of the movable box body is fixedly connected with a driving mechanism, the driving mechanism is meshed with a transmission mechanism, and the transmission mechanism is in threaded connection with a lifting mechanism. This device makes things convenient for the staff to remove, still is provided with the safety of railing guarantee staff during operation simultaneously, and this device simple structure, convenient operation has reduced staff's intensity of labour to a certain extent, uses to experience and feels good.
Description
Technical Field
The utility model relates to an elevator maintenance device specifically is an elevator is maintained and is used portable elevating gear.
Background
Elevator safety has always been the topic that people are concerned about, how to ensure that elevator operation safety is the problem that each big elevator company needs to solve, the elevator detects there are many items, say whether it is normal to detect each circuit, whether the overspeed governor is sensitive and elevator normal load is normal and so on, current elevator detects load project and still has some problems, for example examine and repair the elevator top after the wooden ladder was climbed to artifical transport wooden ladder when examining and repairing the elevator at present, not only transport is inconvenient like this and increased maintainer's working strength, danger when also having increased maintainer and examining and repairing simultaneously, because carry maintenance instrument with oneself well, it is more reduced work efficiency to make a round trip to take from top to bottom.
To this end, a portable lifting device for elevator maintenance has been proposed by those skilled in the art to solve the problems set forth in the background above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an elevator is maintained and is used portable elevating gear to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a portable lifting device for elevator maintenance comprises a movable box body, wherein a limiting rod is fixedly connected to the right end of the outer side of the upper wall of the movable box body, fixed plates which are symmetrical in front and back and left and right are fixedly connected to the lower portion of the movable box body, a fixed shaft is fixedly connected to the fixed plates, and a pulley is rotatably connected to the fixed shaft; the upper side of the left side of the lower wall of the movable box body is fixedly connected with a driving mechanism, the driving mechanism is meshed with a transmission mechanism, and the transmission mechanism is in threaded connection with a lifting mechanism.
As a further aspect of the present invention: the left-right spacing of the fixed plate is three times of the front-back spacing.
As a further aspect of the present invention: the driving mechanism comprises a motor support block fixedly connected with the upper side of the left side of the lower wall of the movable box body, a driving motor is fixedly connected with the upper side of the motor support block, a motor rotating shaft is fixedly connected with the output end of the driving motor, and a driving gear is fixedly connected with the top end of the motor rotating shaft.
As a further aspect of the present invention: the transmission mechanism comprises a limiting shaft sleeve fixedly connected with the middle part of the outer side of the upper wall of the movable box body, the limiting shaft sleeve is rotatably connected with a longitudinal shaft, the surface of the middle part of the longitudinal shaft is fixedly connected with a gear ring, the gear ring is meshed with the driving gear, the top end of the longitudinal shaft is fixedly connected with a screw rod, and the top end of the screw rod is rotatably connected with a tool disc.
As a further aspect of the present invention: the lifting mechanism comprises a platform, a railing is arranged on the periphery of the upper portion of the platform, a threaded sleeve is fixedly connected to the middle of the lower portion of the platform, and the threaded sleeve is in threaded connection with a screw rod.
As a further aspect of the present invention: the fixed plate and the movable box body are connected in a welding mode.
Compared with the prior art, the beneficial effects of the utility model are that: when the device is used, the device can be pushed to an elevator to be maintained through the pulley, the driving motor is started, the output end of the driving motor rotates to drive a series of mechanisms to move, so that the platform rises to a proper height, and a worker stands above the platform to maintain; meanwhile, the screw rod is also provided with the tool disc, so that workers can conveniently take tools, and compared with the prior art that the workers carry the wooden ladder and maintain the wooden ladder after climbing the wooden ladder, the tool disc has certain danger in public works; this device makes things convenient for the staff to remove, still is provided with the safety of railing guarantee staff during operation simultaneously, and this device simple structure, convenient operation has reduced staff's intensity of labour to a certain extent, uses to experience and feels good.
Drawings
Fig. 1 is a front view schematically showing a portable lifting device for elevator maintenance;
fig. 2 is a schematic view showing the overall construction of a portable lifting device for elevator maintenance;
fig. 3 is a schematic bottom view of a portable lifting device for elevator maintenance;
fig. 4 is a schematic cross-sectional view of a portable lifting device for elevator maintenance, showing the structure at C-C;
in the figure: 1-moving box body, 2-limiting rod, 3-fixing plate, 4-fixing shaft, 5-pulley, 6-driving mechanism, 601-motor supporting block, 602-driving motor, 603-motor rotating shaft, 604-driving gear, 7-transmission mechanism, 701-limiting shaft sleeve, 702-longitudinal shaft, 703-gear ring, 704-screw, 705-tool disc, 8-lifting mechanism, 801-platform, 802-railing and 803-thread sleeve.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
The first embodiment is as follows: referring to fig. 1-4, a portable lifting device for elevator maintenance comprises a movable box body 1, wherein a limiting rod 2 is fixedly connected to the right end of the outer side of the upper wall of the movable box body 1; the movable box is characterized in that a fixed plate 3 which is symmetrical in front and back and left and right is fixedly connected to the lower part of the movable box body 1, the fixed plate 3 is fixedly connected with a fixed shaft 4, and the fixed shaft 4 is rotatably connected with a pulley 5;
a driving mechanism 6 is fixedly connected to the upper left side of the lower wall of the movable box 1, when the movable box is used, the driving motor 602 is started, the output end of the driving motor 602 rotates to enable the motor rotating shaft 603 to rotate, the driving gear 604 fixedly connected with the driving motor is driven to rotate, the gear ring 703 meshed with the driving gear 703 rotates, the longitudinal shaft 702 fixedly connected with the gear ring 703 rotates, the screw 704 is driven to rotate, the threaded sleeve 803 in threaded connection with the screw 704 moves upwards, and the platform 801 fixedly connected with the threaded sleeve 803 moves upwards to a proper maintenance height;
the driving mechanism 6 is engaged with a transmission mechanism 7, the transmission mechanism 7 is in threaded connection with a lifting mechanism 8, and after maintenance is finished, the driving motor 602 is rotated reversely, so that the platform 801 can be restored to the original height.
The left-right spacing of the fixed plate 3 is three times of the front-back spacing.
The driving mechanism 6 comprises a motor support block 601 fixedly connected with the upper side of the left side of the lower wall of the movable box 1, a driving motor 602 is fixedly connected with the upper side of the motor support block 601, the output end of the driving motor 602 is fixedly connected with a motor rotating shaft 603, and the top end of the motor rotating shaft 603 is fixedly connected with a driving gear 604.
The transmission mechanism 7 comprises a limiting shaft sleeve 701 fixedly connected with the middle part of the outer side of the upper wall of the movable box body 1, the limiting shaft sleeve 701 is rotatably connected with a longitudinal shaft 702, the top end of the longitudinal shaft 702 is fixedly connected with a screw 704, and the top end of the screw 704 is rotatably connected with a tool disc 705.
The lifting mechanism 8 comprises a platform 801, a railing 802 is arranged on the periphery above the platform 801, a threaded sleeve 803 is fixedly connected to the middle of the lower portion of the platform 801, and the threaded sleeve 803 is in threaded connection with a screw 704.
The fixed plate 3 and the movable box body 1 are connected by welding.
Example two: the difference between this embodiment and the previous embodiment is: a portable lifting device for elevator maintenance comprises a movable box body 1, wherein a limiting rod 2 is fixedly connected to the right end of the outer side of the upper wall of the movable box body 1; the movable box is characterized in that a fixed plate 3 which is symmetrical in front and back and left and right is fixedly connected to the lower part of the movable box body 1, the fixed plate 3 is fixedly connected with a fixed shaft 4, and the fixed shaft 4 is rotatably connected with a pulley 5;
a driving mechanism 6 is fixedly connected to the upper left side of the lower wall of the movable box 1, when the movable box is used, the driving motor 602 is started, the output end of the driving motor 602 rotates to enable the motor rotating shaft 603 to rotate, the driving gear 604 fixedly connected with the driving motor is driven to rotate, the gear ring 703 meshed with the driving gear 703 rotates, the longitudinal shaft 702 fixedly connected with the gear ring 703 rotates, the screw 704 is driven to rotate, the threaded sleeve 803 in threaded connection with the screw 704 moves upwards, and the platform 801 fixedly connected with the threaded sleeve 803 moves upwards to a proper maintenance height;
the driving mechanism 6 is engaged with a transmission mechanism 7, the transmission mechanism 7 is in threaded connection with a lifting mechanism 8, and after maintenance is finished, the driving motor 602 is rotated reversely, so that the platform 801 can be restored to the original height.
The left-right spacing of the fixed plate 3 is three times of the front-back spacing.
The driving mechanism 6 comprises a motor support block 601 fixedly connected with the upper side of the left side of the lower wall of the movable box 1, a driving motor 602 is fixedly connected with the upper side of the motor support block 601, the output end of the driving motor 602 is fixedly connected with a motor rotating shaft 603, and the top end of the motor rotating shaft 603 is fixedly connected with a driving gear 604.
The transmission mechanism 7 comprises a limiting shaft sleeve 701 fixedly connected with the middle part of the outer side of the upper wall of the movable box body 1, the limiting shaft sleeve 701 is rotatably connected with a longitudinal shaft 702, the top end of the longitudinal shaft 702 is fixedly connected with a screw 704, and the top end of the screw 704 is rotatably connected with a tool disc 705.
The lifting mechanism 8 comprises a platform 801, a railing 802 is arranged on the periphery above the platform 801, a threaded sleeve 803 is fixedly connected to the middle of the lower portion of the platform 801, and the threaded sleeve 803 is in threaded connection with a screw 704.
The fixed plate 3 and the movable box body 1 are connected by welding.
The driving motor 602 is a servo motor.
The utility model discloses a theory of operation is: when the platform is used, the driving motor 602 is started, the output end of the driving motor 602 rotates to further rotate the motor rotating shaft 603, and further the driving gear 604 fixedly connected with the driving motor is driven to rotate, and further the gear ring 703 engaged with the driving gear is driven to rotate, and further the longitudinal shaft 702 fixedly connected with the gear ring 703 rotates, and further the screw rod 704 is driven to rotate, and further the screw sleeve 803 in threaded connection with the screw rod 704 moves upwards, so that the platform 801 fixedly connected with the screw sleeve 803 moves upwards to a proper maintenance height, and after the maintenance is finished, the driving motor 602 is rotated reversely, so that the platform 801 can be restored to the original height.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A portable lifting device for elevator maintenance comprises a movable box body (1), wherein a limiting rod (2) is fixedly connected to the right end of the outer side of the upper wall of the movable box body (1); the movable box is characterized in that a fixed plate (3) which is symmetrical in front and back and left and right is fixedly connected to the lower part of the movable box body (1), the fixed plate (3) is fixedly connected with a fixed shaft (4), and the fixed shaft (4) is rotatably connected with a pulley (5); the movable box is characterized in that a driving mechanism (6) is fixedly connected to the upper portion of the left side of the lower wall of the movable box body (1), a transmission mechanism (7) is meshed with the driving mechanism (6), and the transmission mechanism (7) is in threaded connection with a lifting mechanism (8).
2. The portable lifting device for elevator maintenance according to claim 1, wherein the left-right interval of the fixed plate (3) is three times the front-rear interval.
3. The portable lifting device for elevator maintenance according to claim 1, wherein the driving mechanism (6) comprises a motor support block (601) fixedly connected with the upper left side of the lower wall of the movable box body (1), a driving motor (602) is fixedly connected with the upper side of the motor support block (601), a motor rotating shaft (603) is fixedly connected with the output end of the driving motor (602), and a driving gear (604) is fixedly connected with the top end of the motor rotating shaft (603).
4. The portable lifting device for elevator maintenance according to claim 1, characterized in that the transmission mechanism (7) comprises a limit shaft sleeve (701) fixedly connected with the middle part of the outer side of the upper wall of the movable box body (1), the limit shaft sleeve (701) is rotatably connected with a longitudinal shaft (702), the top end of the longitudinal shaft (702) is fixedly connected with a screw rod (704), and the top end of the screw rod (704) is rotatably connected with a tool disk (705).
5. The portable lifting device for elevator maintenance according to claim 1, wherein the lifting mechanism (8) comprises a platform (801), a rail (802) is arranged on the periphery above the platform (801), a threaded sleeve (803) is fixedly connected to the middle part below the platform (801), and the threaded sleeve (803) is in threaded connection with the screw (704).
6. The portable lifting device for elevator maintenance according to claim 1 or 2, characterized in that the fixed plate (3) is connected to the movable box (1) by welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022113065.0U CN213623181U (en) | 2020-09-23 | 2020-09-23 | Portable lifting device for elevator maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022113065.0U CN213623181U (en) | 2020-09-23 | 2020-09-23 | Portable lifting device for elevator maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213623181U true CN213623181U (en) | 2021-07-06 |
Family
ID=76653636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022113065.0U Active CN213623181U (en) | 2020-09-23 | 2020-09-23 | Portable lifting device for elevator maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213623181U (en) |
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2020
- 2020-09-23 CN CN202022113065.0U patent/CN213623181U/en active Active
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