CN219565153U - Liftable shallow convenient to relay protection overhauls - Google Patents
Liftable shallow convenient to relay protection overhauls Download PDFInfo
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- CN219565153U CN219565153U CN202320981871.0U CN202320981871U CN219565153U CN 219565153 U CN219565153 U CN 219565153U CN 202320981871 U CN202320981871 U CN 202320981871U CN 219565153 U CN219565153 U CN 219565153U
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- workbench
- lifting
- relay protection
- groove
- screw rod
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Abstract
The utility model belongs to the technical field of maintenance vehicles, and particularly relates to a lifting trolley convenient for relay protection maintenance, which comprises a trolley body and a workbench arranged on the upper side of the trolley body, wherein a groove is formed in the middle of the upper side of the trolley body, and a lifting device for connecting the trolley body and the workbench is arranged in the groove; the lifting device comprises a screw rod fixedly arranged at the bottom of the groove, threads at two ends of the screw rod symmetrical along the middle part are oppositely arranged, a lifting rod group driven by the screw rod to lift is movably connected to the screw rod, and the lifting rod group is connected with the workbench. The trolley working table is simple in structure, convenient to adjust the height of the trolley working table to adapt to power equipment with different heights, convenient to move, capable of expanding the area of the working table, capable of improving the use space of the trolley and convenient for overhauling work of overhaulers.
Description
Technical Field
The utility model belongs to the technical field of maintenance carts, and particularly relates to a lifting cart convenient for relay protection maintenance.
Background
The relay protection plays an important role in ensuring the safe operation of the power system, so that the overhaul and maintenance of the relay protection related device and circuit are a necessary operation in daily maintenance. However, the protection device of the relay has large volume and heavy weight, and an overhauling personnel needs to use equipment for placing the relay protection device and testing by using an overhauling trolley in the overhauling process. However, in the actual use process, the electric equipment with different heights needs to be overhauled, but the overhauling trolley cannot adjust the height according to the actual situation, and long test lines are adopted for connection in overhauling and maintaining the high-altitude equipment, however, the long test lines are easy to be involved and even fall off, so that normal overhauling is affected.
Disclosure of Invention
Aiming at the technical problem that the traditional maintenance trolley cannot adapt to power equipment with different heights in the background technology, the utility model provides the liftable trolley which is convenient for relay protection and maintenance.
In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:
a liftable trolley convenient for relay protection maintenance comprises a trolley body and a workbench arranged on the upper side of the trolley body, wherein a groove is formed in the middle of the upper side of the trolley body, and a lifting device for connecting the trolley body and the workbench is arranged in the groove; the lifting device comprises a screw rod which is fixedly arranged at the bottom of the groove and parallel to the workbench, threads at two ends of the screw rod, which are symmetrical along the middle, are oppositely arranged, lifting rod groups which are driven by the screw rod to lift are movably connected to the screw rod, and the lifting rod groups are connected with the workbench.
Further, the opposite side surfaces of the vehicle body are provided with storage cabinets.
Further, a moving device is arranged on the lower side of the vehicle body.
Further, baffles are arranged around the upper surface of the workbench.
Further, the workbench is formed by splicing two support plates, and a buckle part is arranged on the side face of the joint of the two support plates.
Further, the lower extreme of backup pad is the type structure of falling U, the both sides of the inside upper surface of type structure of falling U are equipped with the spout that is parallel to each other, the upper end of automobile body is located the type structure of falling U of backup pad, just the automobile body upper surface with the part that the spout is relative is equipped with the ball.
Further, a lifting plate is arranged on the groove on the vehicle body, and the lifting plate is connected with the lifting device.
Further, two opposite sides of the upper end of the groove are communicated to form a channel, and the lifting plate is positioned in the channel on the groove and has the same width as the groove; the upper surface of the lifting plate is in contact with the lower surface of the supporting plate.
Further, the lifting rod group comprises two groups of pipe sleeves symmetrically arranged on the screw rod, and further comprises two connecting rods with middle parts connected with each other through hinges, wherein two ends of each connecting rod are respectively connected with the workbench and the pipe sleeves through hinges, and the two connecting rods are positioned between the workbench and the screw rod to form an X-shaped structure.
Further, one end of the screw rod is connected with a motor arranged outside the groove, a control panel is further arranged on the vehicle body, and the control panel is connected with the motor.
The utility model has the following advantages and beneficial effects:
through the elevating gear of setting up in the workstation below, the height of convenient adjustment shallow workstation is in order to adapt to the electrical equipment of different height.
The workbench is arranged to be of a spliced combined structure, the area of the workbench can be expanded, the using space of the cart is increased, and maintenance work of maintenance personnel is facilitated.
Drawings
Fig. 1 is a front perspective view of a lifting cart for facilitating relay protection maintenance according to an embodiment of the present utility model;
fig. 2 is a front cross-sectional view of a lifting platform of a lifting cart for facilitating relay protection maintenance according to an embodiment of the present utility model;
fig. 3 is a schematic diagram of an overall structure of a lifting cart for facilitating relay protection maintenance according to a second embodiment of the present utility model;
fig. 4 is an expanded front cross-sectional view of a supporting plate of a liftable cart for facilitating relay protection maintenance according to a second embodiment of the present utility model;
fig. 5 is a front cross-sectional view of a supporting plate of a lifting cart for facilitating relay protection maintenance according to a second embodiment of the present utility model, in which a lifting plate is unfolded and lifted to a position flush with the supporting plate;
fig. 6 is a front cross-sectional view of a lifting plate unfolded by a supporting plate of a lifting cart for facilitating relay protection maintenance, which is provided by the second embodiment of the utility model, lifted to the highest position;
fig. 7 is a side sectional view of a liftable cart convenient for relay protection maintenance according to a second embodiment of the present utility model;
FIG. 8 is a schematic view of the portion A in FIG. 7;
FIG. 9 is a schematic view of a portion B of FIG. 7;
icon: 1-car body, 11-ball, 2-workstation, 21-backup pad, 22-baffle, 23-buckle part, 24-lifter plate, 25-spout, 3-screw rod, 4-pipe box, 5-motor, 6-lifter group, 7-cabinet, 8-mobile device.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.
Example 1
As shown in fig. 1 and 2, a liftable trolley convenient for relay protection and maintenance comprises a trolley body 1 and a workbench 2 arranged on the upper side of the trolley body 1, wherein a groove is formed in the upper side of the trolley body 1, and a lifting device for connecting the trolley body 1 and the workbench 2 is arranged in the groove; the lifting device comprises a screw rod 3 fixedly arranged at the bottom of the groove, threads at two ends of the screw rod 3 symmetrical along the middle are oppositely arranged, a lifting rod group 6 driven by the screw rod 3 to lift is movably connected to the screw rod 3, and the lifting rod group 6 is connected with the workbench 2. The workbench 2 can be used for placing maintenance articles, maintenance equipment and the like in the maintenance process, and the workbench can be freely lifted in the maintenance process through the lifting device so as to adapt to power equipment with different heights.
The opposite side of automobile body 1 all is equipped with accomodates cabinet 7, and a plurality of other device equipment that use in relay protection in-process all can accomodate and place in accomodating cabinet 7. The storage cabinet 7 can be internally provided with partitions according to different functions of articles, and the storage cabinet 7 can be provided with a group on two opposite sides of the vehicle body 1.
The lower side of the car body 1 is provided with a moving device 8, the moving device 8 can be a universal wheel, and the universal wheel needs to be provided with a lock, so that the trolley can be stopped at a maintenance place steadily. In order to facilitate pushing of the cart, a handle may be provided at the side of the cart body 1.
Baffle plates 22 are arranged around the upper surface of the workbench 2. The baffle 22 is used for placing articles on the workbench 2 to fall off during maintenance.
The lifting rod group 6 comprises two groups of pipe sleeves 4 symmetrically arranged on the screw rod 3, the pipe sleeves 4 are in threaded connection with the screw rod 3, two middle parts of the two connecting rods are connected with each other through a hinge, two ends of each connecting rod are respectively connected with the workbench 2 and the pipe sleeves 4 in a hinge manner, and the two connecting rods form an X-shaped structure. The connecting rod with workstation 2 junction is equipped with the connecting block, and the junction is equipped with spout 25, the connecting block is located in spout 25 and with connecting rod hinged joint. The connecting blocks and the sliding grooves 25 are arranged, so that the two connecting rods can slide freely and cannot fall off.
One end of the screw 3 is connected with a motor 5 arranged outside the groove, a control panel is further arranged on the vehicle body 1, and the control panel is connected with the motor 5. Correspondingly, a power supply device for the rotation of the motor 5 is arranged in the vehicle body 1, and the power supply device can be an electric storage device or is provided with a power supply interface to be connected with an external power supply. The rotation of the motor 5 is controlled by the control panel, so that the screw 3 is controlled to rotate, the distance between the pipe sleeves 4 is reduced, the workbench 2 is lifted, after the workbench 2 is lifted to a certain height, the workbench is stopped by the control panel, a preset program can be set in a singlechip arranged in the control panel, and the motor 5 is automatically stopped when the workbench 2 is lifted to the highest position.
The rotation mode of the screw 3 is that the screw is rotated by the motor 5, and the other mode without using a power supply is provided in the embodiment, namely, by arranging a plurality of gears to mutually cooperate and rotate, one of the gears is rotated by the handle, and the other gears rotate along with the gear, so that the screw 3 is driven to rotate, the handle is arranged outside the vehicle body 1, and the handle, the plurality of gears and the screw 3 are sequentially contacted and connected in a rotating way.
The working principle of the utility model is as follows: the lifting device enables the workbench 2 to be lifted by using the control panel according to actual requirements, and the screw 3 is controlled to reversely rotate to be lowered after the practical use is completed.
Example two
On the basis of the first embodiment, the working table 2 may have an extended use area, as shown in fig. 3 to 9, and in a specific scheme, the working table 2 is formed by splicing two support plates 21, and a fastening component 23 is disposed on a side surface of a joint of the two support plates, so that the support plates 21 can be firmly spliced through the fastening component 23.
The lower extreme of backup pad 21 is the structure of falling U type, the both sides of the inside upper surface of falling U type structure are equipped with the spout 25 that is parallel to each other, the upper end of automobile body 1 is located in the structure of falling U type of backup pad 21, just the automobile body 1 upper surface with the portion that spout 25 is relative is equipped with ball 11 for backup pad 21 relies on ball 11 to slide in the upper end of automobile body 1, as shown in fig. 9. Meanwhile, the opposite sides of the vehicle body 1 and the two sides of the U-shaped structure should be provided with mutually matched blocking structures, so as to prevent the supporting plate 21 from sliding out of the upper surface of the vehicle body 1.
A lifting plate 24 is arranged on the groove on the vehicle body 1, and the lifting plate 24 is connected with the lifting device.
The two sides of the vehicle body 1 at the upper end of the groove are communicated, and the lifting plate 24 is positioned on the groove and has the same width as the groove; the surface of the elevation plate 24 is in contact with the lower surface of the support plate 21 as shown in fig. 3.
While at the same time. As shown in fig. 4, 5 and 6, two ends of the connecting rod are respectively hinged with the lifting plate 24 and the pipe sleeve 4, and the two connecting rods form an X-shaped structure. The connecting rod with lifter plate 24 junction is equipped with the connecting block, and the junction is equipped with spout 25, the connecting block is located in spout 25 and with connecting rod hinged joint.
The principle of the lifting device is that the rotation of the motor 5 is controlled by the control panel, so that the screw 3 is controlled to rotate, the distance between the pipe sleeves 4 is reduced, the lifting platform is lifted, after the lifting platform is lifted to a certain height, the lifting platform is stopped by the control panel, a preset program can be set in a singlechip arranged in the control panel, the lifting platform is automatically stopped when the lifting platform is lifted to be level with the supporting plate 21, and the motor 5 is also automatically stopped when the lifting platform is lifted to the highest position. The two ends of the baffle plates 22 on two sides of the lifting plate 24 are respectively provided with an inserting groove, and when the lifting plate 24 rises above the supporting plate 21, the baffle plates 22 can be directly inserted between the inserting grooves, so that the baffle plates 22 are arranged on the periphery of the lifting plate 24, and the falling of instruments and equipment on the lifting plate 24 is avoided.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The lifting trolley is characterized by comprising a trolley body (1) and a workbench (2) arranged on the upper side of the trolley body (1), wherein a groove is formed in the middle of the upper side of the trolley body (1), and a lifting device for connecting the trolley body (1) and the workbench (2) is arranged in the groove;
the lifting device comprises a screw rod (3) which is fixedly arranged at the bottom of the groove and parallel to the workbench (2), threads at two ends of the screw rod (3) symmetrical along the middle are oppositely arranged, lifting rod groups (6) which are driven to lift by the screw rod (3) are movably connected to the screw rod (3), and the lifting rod groups (6) are connected with the workbench (2).
2. The liftable cart convenient for relay protection maintenance according to claim 1, wherein: opposite side surfaces of the vehicle body (1) are provided with storage cabinets (7).
3. The liftable cart convenient for relay protection maintenance according to claim 1, wherein: a moving device (8) is arranged on the lower side of the vehicle body (1).
4. The liftable cart convenient for relay protection maintenance according to claim 1, wherein: baffle plates (22) are arranged around the upper surface of the workbench (2).
5. The liftable cart convenient for relay protection maintenance according to claim 4, wherein: the workbench (2) is formed by sliding and splicing two support plates (21), and a buckling part (23) is arranged on the side face of the joint of the two support plates (21).
6. The liftable cart convenient for relay protection maintenance according to claim 5, wherein: the lower extreme of backup pad (21) is the type structure of falling U, the both ends of the inside upper surface of type structure of falling U are equipped with spout (25) that are parallel to each other, the upper end of automobile body (1) is located in the type structure of falling U of backup pad (21), just the upper surface of automobile body (1) with the part that spout (25) is relative is equipped with ball (11).
7. The liftable cart convenient for relay protection maintenance according to claim 5, wherein: the lifting plate (24) is arranged on the groove on the vehicle body (1), and the lifting plate (24) is connected with the lifting device.
8. The liftable cart convenient for relay protection maintenance according to claim 7, wherein: two opposite sides of the upper end of the groove are communicated to form a channel, and the lifting plate (24) is positioned in the channel on the groove and has the same width as the groove; the upper surface of the lifting plate (24) is in contact with the lower surface of the supporting plate (21).
9. The liftable cart convenient for relay protection maintenance according to claim 1, wherein: the lifting rod group (6) comprises two groups of pipe sleeves (4) symmetrically arranged on the screw rod (3), and further comprises two connecting rods with middle parts connected with each other through hinges, wherein two ends of each connecting rod are respectively connected with the workbench (2) and the pipe sleeves (4) through hinges, and the two connecting rods are positioned between the workbench (2) and the screw rod (3) to form an X-shaped structure.
10. The liftable cart convenient for relay protection maintenance according to claim 9, wherein: one end of the screw rod (3) is connected with a motor (5) arranged outside the groove, a control panel is further arranged on the vehicle body (1), and the control panel is connected with the motor (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320981871.0U CN219565153U (en) | 2023-04-26 | 2023-04-26 | Liftable shallow convenient to relay protection overhauls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320981871.0U CN219565153U (en) | 2023-04-26 | 2023-04-26 | Liftable shallow convenient to relay protection overhauls |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219565153U true CN219565153U (en) | 2023-08-22 |
Family
ID=87662964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320981871.0U Active CN219565153U (en) | 2023-04-26 | 2023-04-26 | Liftable shallow convenient to relay protection overhauls |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219565153U (en) |
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2023
- 2023-04-26 CN CN202320981871.0U patent/CN219565153U/en active Active
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