CN217264336U - Bridge crane maintenance dolly - Google Patents
Bridge crane maintenance dolly Download PDFInfo
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- CN217264336U CN217264336U CN202220661711.3U CN202220661711U CN217264336U CN 217264336 U CN217264336 U CN 217264336U CN 202220661711 U CN202220661711 U CN 202220661711U CN 217264336 U CN217264336 U CN 217264336U
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- trolley
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- 238000012423 maintenance Methods 0.000 title claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims abstract description 42
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000011295 pitch Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
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- 239000002184 metal Substances 0.000 description 1
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Abstract
The utility model provides a bridge crane maintenance trolley, which belongs to the technical field of bridge cranes and aims to solve the problem that the existing mobile lifting platform has limited supporting height and is not suitable for the maintenance of cranes with higher installation positions, and comprises a trolley cage body; the car door is hinged with the lower part of the front side of the car cage body; the four lifting lugs are respectively and fixedly connected to the four corners of the upper end of the trolley cage body; the distance adjusting mechanisms are arranged above and at the right side of the trolley cage body; the trolley power mechanism is arranged above the trolley cage body. The utility model discloses the maintenance dolly moves on the track of hoist, can adapt to the track of different width, can use when ordinary lift maintenance platform can not reach the height of hoist.
Description
Technical Field
The utility model belongs to the technical field of the bridge crane, more specifically says, in particular to bridge crane maintenance dolly.
Background
The bridge crane is a hoisting device which is transversely erected above workshops, warehouses and stockyards for hoisting materials, and the two ends of the bridge crane are located on high cement columns or metal supports and are shaped like a bridge. The bridge frame of the bridge crane runs longitudinally along the rails laid on the elevated frames at two sides, so that the space below the bridge frame can be fully utilized to hoist materials without being hindered by ground equipment. The lifting machine has the widest application range and the largest quantity.
Based on the above, the conventional crane maintenance generally uses the movable lifting platform, but the support height of the movable lifting platform is limited, and the conventional crane maintenance is not suitable for the crane maintenance with a higher installation position.
Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a maintenance trolley for a bridge crane is provided, so as to achieve the purpose of higher practical value.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a bridge crane maintenance dolly to the limited not applicable problem of the higher hoist maintenance of mounted position of bearing height who solves current portable lift platform.
The utility model relates to a purpose and efficiency of bridge crane maintenance dolly are reached by following concrete technical means:
a bridge crane maintenance trolley comprising: a trolley cage body; the car door is hinged to the lower part of the front side of the car cage body; the four lifting lugs are respectively fixedly connected to four corners of the upper end of the trolley cage body; the distance adjusting mechanisms are arranged above and on the right side of the trolley cage body; the trolley power mechanism is arranged above the trolley cage body.
Further, the distance adjusting mechanism further comprises:
the adjusting screw is rotationally connected to the upper end of the trolley cage body, the adjusting screw is of a double-head screw structure, and the thread pitches of the threads at the two ends of the adjusting screw are the same, and the rotating directions are opposite; the adjusting guide rods are two horizontal guide rods which are parallel front and back, the adjusting guide rods are fixedly connected to the upper end of the trolley cage body, and the adjusting guide rods are located on the front side and the back side of the adjusting screw rod.
Further, the distance adjusting mechanism further comprises:
the transverse sliding block is provided with two blocks with the same structure on the left and the right, the transverse sliding block is connected with the adjusting guide rod in a sliding mode, and the transverse sliding block and the adjusting screw rod are connected in a threaded mode to form a screw nut transmission pair.
Further, the distance adjusting mechanism further comprises:
the adjusting worm gear is coaxially and fixedly connected to the right end of the adjusting screw rod; the adjusting worm is rotatably connected to the upper portion of the right side of the trolley cage body and meshed with the adjusting worm wheel to form a worm and gear mechanism.
Further, the distance adjusting mechanism further comprises:
the upper end of the adjusting handle is fixedly connected to the lower end of the adjusting worm, and the lower end of the adjusting handle is rotatably connected to the middle of the right side of the trolley cage body.
Further, the trolley power mechanism further comprises:
two rear track wheels are arranged and are respectively and rotatably connected to the inner sides of the two transverse sliding blocks; the two front track wheels are respectively and rotatably connected to the inner sides of the two transverse sliding blocks, and the front track wheels are positioned in front of the rear track wheels.
Further, the trolley power mechanism further comprises:
the two wheel motors are respectively and fixedly connected to the outer sides of the two transverse sliding blocks, and rotating shafts of the two wheel motors are respectively and coaxially and fixedly connected with the two rear track wheels; two driving gears are arranged, the two driving gears are respectively and fixedly connected to rotating shafts of the two wheel motors in a coaxial mode, and the driving gears are located on the outer sides of the transverse sliding blocks; two driven gears are arranged, the two driven gears are respectively and fixedly connected to the outer side of the front track wheel in a coaxial mode, and the driven gears are located on the outer side of the transverse sliding block; and two chains are respectively wound on the outer sides of the driven gear and the driving gear on the left side and the right side to form a chain wheel mechanism.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses a wheel card is on the track of hoist through the regulation of interval adjustment mechanism, shakes the adjustment handle and drives the adjusting worm to rotate, drives adjusting screw through worm gear mechanism and rotates to drive two sideslip sliders horizontal reverse movement, in order to adjust the interval of two sideslip sliders, thereby adjusts the interval of left and right sides wheel and makes the wheel card on the track of hoist, and interval adjustment mechanism can make the wheel of dolly adapt to the track of different width simultaneously;
the utility model discloses a dolly power unit's wheel motor passes through sprocket mechanism and drives the synchronous rotation of front track wheel and back track wheel to drive whole automobile body along crane rail horizontal migration, the utility model discloses the maintenance dolly moves on the track of hoist, can not reach the use when the height of hoist at ordinary lift maintenance platform.
Drawings
Fig. 1 is a schematic diagram of the main structure of the crane maintenance trolley of the present invention.
Fig. 2 is a schematic structural view of the car cage of the crane maintenance car of the present invention.
Fig. 3 is the structure schematic diagram of the adjusting screw of the crane maintenance trolley of the utility model.
Fig. 4 is a schematic structural view of the adjusting worm of the crane maintenance trolley of the present invention.
Fig. 5 is a schematic structural view of a trolley power mechanism of the crane maintenance trolley of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a trolley cage body; 2. a vehicle door; 3. adjusting the screw rod; 4. a rear rail wheel; 5. adjusting the worm; 6. lifting lugs; 301. adjusting the guide rod; 302. transversely moving the sliding block; 401. a wheel motor; 402. a front rail wheel; 403. a drive gear; 404. a driven gear; 405. a chain; 501. an adjustment handle; 502. adjusting the worm gear.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 5:
the utility model provides a bridge crane maintenance dolly, include: a trolley cage body 1; the car door 2 is hinged to the lower part of the front side of the car cage body 1; the lifting lugs 6 are four, the four lifting lugs 6 are respectively fixedly connected to four corners of the upper end of the trolley cage body 1, and in use, the lifting lugs 6 are used for hoisting the whole trolley body to the height of a crane track; the distance adjusting mechanisms are arranged above and on the right side of the trolley cage body 1; the trolley power mechanism is arranged above the trolley cage body 1.
Wherein, interval adjustment mechanism still including:
the adjusting screw 3 is rotatably connected to the upper end of the trolley cage body 1, the adjusting screw 3 is of a double-head screw structure, and the thread pitches of the two ends of the adjusting screw 3 are the same, and the rotating directions are opposite; the adjusting guide rods 301 are two horizontal guide rods which are parallel front and back, the adjusting guide rods 301 are fixedly connected to the upper end of the trolley cage body 1, and the adjusting guide rods 301 are located on the front side and the back side of the adjusting screw rod 3.
Wherein, interval adjustment mechanism is still including:
the transverse moving sliding block 302 is provided with two transverse moving sliding blocks 302 with the same structure on the left and the right, the transverse moving sliding block 302 is connected with the adjusting guide rod 301 in a sliding mode, and the transverse moving sliding block 302 and the adjusting screw rod 3 are connected through threads to form a screw rod nut transmission pair.
Wherein, interval adjustment mechanism still including:
the adjusting worm gear 502 is coaxially and fixedly connected to the right end of the adjusting screw rod 3; the adjusting worm 5 is rotatably connected to the upper portion of the right side of the trolley cage body 1, and the adjusting worm 5 is meshed with the adjusting worm gear 502 to form a worm and gear mechanism.
Wherein, interval adjustment mechanism still including:
adjusting handle 501, adjusting handle 501's upper end fixed connection is at the lower extreme of adjusting worm 5, and adjusting handle 501's lower extreme rotates to be connected at the right side middle part of dolly cage body 1, and in use shakes adjusting handle 501 and drives adjusting worm 5 and rotate, drives adjusting screw 3 through worm gear mechanism and rotates to drive two sideslip slider 302 horizontal reverse translation, with the interval of adjusting two sideslip slider 302.
Wherein, dolly power unit still includes:
two rear track wheels 4 are arranged, and the two rear track wheels 4 are respectively and rotatably connected to the inner sides of the two transverse moving sliding blocks 302; two front track wheels 402 are provided, the two front track wheels 402 are respectively rotatably connected to the inner sides of the two traverse sliders 302, and the front track wheel 402 is positioned in front of the rear track wheel 4.
Wherein, dolly power unit still includes:
the number of the wheel motors 401 is two, the two wheel motors 401 are respectively and fixedly connected to the outer sides of the two transverse sliding blocks 302, and rotating shafts of the two wheel motors 401 are respectively and coaxially and fixedly connected with the two rear track wheels 4; two driving gears 403 are provided, the two driving gears 403 are respectively and fixedly connected to the rotating shafts of the two wheel motors 401 coaxially, and the driving gears 403 are positioned on the outer sides of the traverse sliding blocks 302; two driven gears 404 are provided, the two driven gears 404 are respectively coaxially and fixedly connected to the outer side of the front rail wheel 402, and the driven gears 404 are positioned on the outer side of the traverse sliding block 302; two chains 405 and two chains 405 are respectively wound on the outer sides of the driven gear 404 and the driving gear 403 on the left side and the right side to form a chain wheel mechanism, in use, the distance between the two transverse moving sliders 302 is adjusted through the distance adjusting mechanism to enable the rear track wheel 4 and the front track wheel 402 to be clamped on a track of a crane, and the wheel starting motor 401 drives the front track wheel 402 and the rear track wheel 4 to synchronously rotate through the chain wheel mechanism, so that the whole vehicle body is driven to horizontally move along the track of the crane.
The specific use mode and function of the embodiment are as follows:
when the utility model is used, a crane or other hoisting devices are firstly used to hoist the whole trolley body to the height of the crane track through the lifting lugs 6;
the utility model discloses an adjustment of interval adjustment mechanism makes the wheel block on the track of hoist, and interval adjustment mechanism can make the wheel of dolly adapt to the track of different width simultaneously, shakes adjustment handle 501 and drives adjusting worm 5 and rotate, drives adjusting screw 3 through worm gear mechanism and rotates to drive two sideslip sliders 302 horizontal reverse translation, in order to adjust the interval of two sideslip sliders 302, thereby adjust the interval of left and right sides wheel and make the wheel block on the track of hoist;
the utility model discloses a dolly power unit's wheel motor 401 passes through sprocket mechanism and drives front rail wheel 402 and 4 synchronous rotations in back rail wheel to drive whole automobile body along crane rail horizontal migration.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (7)
1. The utility model provides a bridge crane maintenance dolly which characterized in that: the method comprises the following steps: a trolley cage body (1); the car door (2) is hinged to the lower part of the front side of the trolley cage body (1); four lifting lugs (6) are arranged, and the four lifting lugs (6) are respectively and fixedly connected to four corners of the upper end of the trolley cage body (1); the distance adjusting mechanism is arranged above and on the right side of the trolley cage body (1); the trolley power mechanism is arranged above the trolley cage body (1).
2. The bridge crane maintenance trolley of claim 1, wherein: the interval adjustment mechanism comprises:
the adjusting screw (3) is rotatably connected to the upper end of the trolley cage body (1), the adjusting screw (3) is of a double-head screw structure, and the thread pitches of the two ends of the adjusting screw (3) are the same, and the rotating directions are opposite; the adjusting guide rods (301) are two horizontal guide rods which are parallel front to back, the adjusting guide rods (301) are fixedly connected to the upper end of the trolley cage body (1), and the adjusting guide rods (301) are located on the front side and the back side of the adjusting screw rod (3).
3. The bridge crane maintenance trolley of claim 2, wherein: the interval adjustment mechanism further comprises:
the transverse moving sliding block (302) is provided with two transverse moving sliding blocks (302) with the same structure on the left and the right, the transverse moving sliding blocks (302) are connected with the adjusting guide rod (301) in a sliding mode, and the transverse moving sliding blocks (302) are connected with the adjusting screw rod (3) in a threaded mode to form a screw nut transmission pair.
4. A bridge crane maintenance trolley as claimed in claim 3, wherein: the interval adjustment mechanism further comprises:
the adjusting worm wheel (502), the adjusting worm wheel (502) is coaxially and fixedly connected with the right end of the adjusting screw rod (3); the adjusting worm (5) is rotatably connected to the upper portion of the right side of the trolley cage body (1), and the adjusting worm (5) is meshed with the adjusting worm wheel (502) to form a worm and gear mechanism.
5. A bridge crane maintenance trolley as claimed in claim 4, wherein: the interval adjustment mechanism further comprises:
the upper end of the adjusting handle (501) is fixedly connected to the lower end of the adjusting worm (5), and the lower end of the adjusting handle (501) is rotatably connected to the middle of the right side of the trolley cage body (1).
6. A bridge crane service trolley as claimed in claim 1, wherein: the trolley power mechanism comprises:
two rear track wheels (4) are arranged, and the two rear track wheels (4) are respectively and rotatably connected to the inner sides of the two transverse sliding blocks (302); the number of the front track wheels (402) is two, the two front track wheels (402) are respectively and rotatably connected to the inner sides of the two transverse sliding blocks (302), and the front track wheels (402) are positioned in front of the rear track wheels (4).
7. The bridge crane maintenance trolley of claim 6, wherein: the trolley power mechanism further comprises:
the two wheel motors (401) are respectively fixedly connected to the outer sides of the two transverse sliding blocks (302), and rotating shafts of the two wheel motors (401) are respectively coaxially and fixedly connected with the two rear track wheels (4); two driving gears (403), wherein the two driving gears (403) are respectively and fixedly connected to the rotating shafts of the two wheel motors (401) in a coaxial manner, and the driving gears (403) are positioned on the outer side of the transverse moving slide block (302); two driven gears (404) are arranged, the two driven gears (404) are respectively and fixedly connected to the outer side of the front rail wheel (402) in a coaxial mode, and the driven gears (404) are located on the outer side of the transverse moving slide block (302); and two chains (405) are arranged, and the two chains (405) are respectively wound on the outer sides of the driven gear (404) and the driving gear (403) on the left side and the right side to form a chain wheel mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220661711.3U CN217264336U (en) | 2022-03-25 | 2022-03-25 | Bridge crane maintenance dolly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220661711.3U CN217264336U (en) | 2022-03-25 | 2022-03-25 | Bridge crane maintenance dolly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217264336U true CN217264336U (en) | 2022-08-23 |
Family
ID=82870002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220661711.3U Active CN217264336U (en) | 2022-03-25 | 2022-03-25 | Bridge crane maintenance dolly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217264336U (en) |
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2022
- 2022-03-25 CN CN202220661711.3U patent/CN217264336U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240320 Address after: No. 666 Jinggong East 1st Road, Xinxing Street, Tianfu New District, Chengdu City, Sichuan Province, 610222, Liandong U-Valley Tianfu International Emerging Technology Complex T2-6 # -2-101 Patentee after: Chengdu Rongsheng Intelligent Equipment Co.,Ltd. Country or region after: Zhong Guo Address before: 610199 No. 1, floor 1, building 3, No. 328, Checheng East seventh Road, Chengdu Economic and Technological Development Zone (Longquanyi District), Sichuan Province Patentee before: Chengdu Zhonglian Rongsheng Construction Machinery Co.,Ltd. Country or region before: Zhong Guo |
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| TR01 | Transfer of patent right |