CN210612744U - Climbing platform fire truck with overhead rescue ladder stand of transition platform - Google Patents
Climbing platform fire truck with overhead rescue ladder stand of transition platform Download PDFInfo
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- CN210612744U CN210612744U CN201921315985.1U CN201921315985U CN210612744U CN 210612744 U CN210612744 U CN 210612744U CN 201921315985 U CN201921315985 U CN 201921315985U CN 210612744 U CN210612744 U CN 210612744U
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Abstract
The utility model discloses a platform fire engine of ascending a height of rescue cat ladder overhead with transition platform of fire engine technical field has adopted mixed cantilever crane (4) structure to be equipped with transition platform (6), especially mixed cantilever crane (4) and corresponding rescue cat ladder (5) have adopted multisection telescopic structure, make the utility model discloses following technological effect and the social that are showing have: the automatic leveling device has an automatic leveling function and can be kept horizontal with the chassis; the height of the arm support after the vehicle is folded is low, the stress condition is more stable, and the bearing capacity of the rescue ladder stand is stronger; the transition platform meets the psychological needs of adjustment and rest in midway, and the operation of workers is safer.
Description
Technical Field
The utility model relates to a lift fire engine technical field especially relates to platform fire engine of ascending a height, in particular to platform fire engine of ascending a height of rescue cat ladder overhead with transition platform.
Background
At present, the arrangement modes of an arm support, a lower arm (or a main arm) and an upper arm (or a crank arm) of a fire truck of an ascending platform are mainly two, wherein one mode is that the arm support is arranged up and down and is overlapped, the height of the arm support is high, and the folding height of the whole truck is high and the volume is large; the other is that the upper arm (or the crank arm) is arranged on the side surface of the lower arm (or the main arm), although the height is reduced, the offset load of the lower arm is increased, so that the lower arm and the connecting piece bear larger combined bending and twisting load, and the stress condition is worsened; meanwhile, in order to improve the driving stability and enable the center of gravity of the whole vehicle to be slightly deviated in the vehicle folding state, the boom and the longitudinal center line of the chassis need to be arranged in a bias and inclined mode at a certain angle in the vehicle folding state, and the complexity of related structural design and processing is increased.
At present, the rescue ladder stand is arranged on one side of an arm support in an inclined mode, the cantilever structure and the rescue ladder stand are low in bearing capacity, and the safety of workers is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a platform fire engine of ascending a height of rescue cat ladder overhead with transition platform has been overcome one side of prior art rescue cat ladder offset in cantilever crane, and cantilever structure, rescue cat ladder bearing capacity are lower, and the height of receiving a car is high, bulky to and the lower technical problem of sense of security for the staff.
The utility model discloses the technical problem that solve is realized through following technical scheme:
a climbing platform fire truck with a transition platform and an overhead rescue ladder stand comprises a chassis, the rescue ladder stand, a working platform, a hybrid arm support and the transition platform;
the hybrid arm support consists of a lower arm, an upper arm and a crank arm; the lower arm comprises a left lower arm and a right lower arm, the upper arm is positioned between the left lower arm and the right lower arm, the upper arm is hinged to the middle of the front end of the lower arm, the mixed arm support is of a bilateral symmetry structure, the lower arm is slightly biased due to the structure, the left lower arm and the right lower arm share the load, the stress condition of the lower arm is improved, and the upper arm falls between the left lower arm and the right lower arm when the vehicle is folded, so that the folding height is reduced; the free end of the upper arm is hinged with the crank arm; the working platform is hinged to the free end of the crank arm;
the transition platform is hinged to the front end of the lower arm, has an automatic leveling function and is kept horizontal to the chassis; one end of the transition platform, which is close to the mixing arm support, is provided with a passage opening which is communicated with the top surfaces of the lower arm and the upper arm, so that the transition platform can pass up and down; the transition platform is more steady relatively the rescue cat ladder, and the area is bigger, can make the staff midway adjust the rest in stable place, and the psychology is more safe when physical power resumes.
The rescue ladder stand comprises a lower arm ladder stand, an upper arm ladder stand and a crank arm ladder stand;
the lower arm ladder stand comprises a left lower arm ladder stand and a right lower arm ladder stand, the left lower arm ladder stand is arranged on the top surface of the left lower arm, the right lower arm ladder stand is arranged on the top surface of the right lower arm, and the left lower arm ladder stand and the right lower arm ladder stand can be led to the transition platform;
the upper arm ladder stand is arranged on the top surface of the upper arm, and the transition platform can be communicated with the upper arm ladder stand;
the crank arm crawling ladder is arranged on the top surface of the crank arm and leads to the upper arm crawling ladder and the working platform;
underarm cat ladder, upper arm cat ladder, the cat ladder that cranks arm set up on corresponding cantilever crane top surface, the cat ladder mounting is simple beam structure, and for the cantilever beam structure, the structure atress situation improves, has strengthened staff's sense of safety simultaneously.
According to the requirement of the working height, the lower arm, the upper arm and the crank arm of the hybrid arm support are of one and/or a plurality of telescopic arm structures, and the telescopic arms are in a plurality of sections; with underarm, upper arm, the arm matched with that cranks underarm cat ladder, upper arm cat ladder, the arm cat ladder of cranking are one and/or a plurality of telescopic cat ladder structures, and telescopic cat ladder is a plurality of knots.
The number of the telescopic arm or the telescopic ladder stand is preferably two or three, so that the requirements on the operation height and the amplitude are met, the structure is simplified, and the structural arrangement is convenient.
In order to further realize flexible telescopic function, the hybrid arm support adopts the following technical measures: the lower arm comprises a left lower basic arm, a left lower telescopic arm, a right lower basic arm and a right lower telescopic arm;
the upper arm comprises an upper arm basic arm, an upper two-section arm and an upper three-section arm, the upper arm basic arm is hinged to the middle of the front ends of the left lower telescopic arm and the right lower telescopic arm, and when the vehicle is retracted, the three-section arm of the upper arm retracts and falls in the middle of the lower arm, so that the vehicle retracting height is remarkably reduced; the free end of the upper three-section arm is hinged with the crank arm.
The transition platform is hinged to the front ends of the left lower telescopic arm and the right lower telescopic arm; one end of the transition platform, which is close to the mixing arm support, is provided with a passage opening which is arranged on the top surface of the left lower telescopic arm, the right lower telescopic arm and the basic arm of the upper arm, so that the up-and-down passing can be realized; the transition platform can be communicated with the upper arm basic arm ladder stand;
the crank arm crawling ladder is arranged on the top surface of the crank arm and can be communicated with the upper three-section arm crawling ladder and the working platform.
The lower arm crawling ladder of the rescue crawling ladder comprises a left lower basic arm crawling ladder, a left lower telescopic arm crawling ladder, a right lower basic arm crawling ladder and a right lower telescopic arm crawling ladder, and is arranged on the top surface of the corresponding arm frame and stretches along with the corresponding arm frame; the left lower telescopic arm ladder stand and the right lower telescopic arm ladder stand can be communicated with the transition platform; the upper arm ladder stand of the rescue ladder stand comprises an upper arm basic arm ladder stand, an upper two-section arm ladder stand and an upper three-section arm ladder stand, and is arranged on the top surface of the corresponding mixed arm support used in a matched mode and stretches along with the corresponding arm support, so that all the ladder stands are stable in structure, stress conditions are improved, and safety of workers is enhanced.
The transition platform and the working platform can be used as rescue platforms at the same time to quickly transfer personnel to appropriate occasions so as to meet the requirements of efficient rescue in various occasions.
The mixed arm support is arranged on the chassis through the rotary table and the auxiliary frame, and has the technical effect of flexible rotation and stability; the whole car has a bilateral symmetry structure, the center of gravity of the whole car is slightly deviated in a car folding state, and the driving stability is good.
Underarm cat ladder, upper arm cat ladder, the guardrail of cranking arm cat ladder and transition platform are the guardrail that can fall down, have further reduced when receiving the car and have placed the height.
The transition platform and the working platform can be combined with conventional fire-fighting facilities such as fire monitor and the like, can be used independently or in combination, and can meet the requirements of complex fire-fighting rescue environment; the fire-fighting water pipe is arranged in the middle as much as possible along with the direction of the mixed arm support, so that the on-way pressure loss can be reduced, and the conveying efficiency of the fire-fighting liquid is improved.
The utility model discloses the high-quality accessory combination among the prior art can be selected in the setting of required amplitude cylinder, telescopic cylinder, leveling cylinder, fire hose, hydraulic system, electrical system and equipment such as fire pump, is that technical personnel in the field can realize and obtain.
The utility model provides a technical scheme has following beneficial effect who is showing for prior art:
due to the adoption of the structure: the left lower arm and the right lower arm form a lower arm, the upper arm is positioned between the left lower arm and the right lower arm, the upper arm is hinged to the middle of the front end of the lower arm, and the upper arm falls between the left lower arm and the right lower arm when the vehicle is folded; the lower arm crawling ladder, the upper arm crawling ladder and the crank arm crawling ladder are all arranged on the top surface of the corresponding arm support; the transition platform is hinged to the front end of the lower arm; therefore, the utility model has the automatic leveling function and can keep level with the chassis; particularly, the upper arm is positioned between the left lower arm and the right lower arm, and falls between the left lower arm and the right lower arm when the arm frame is folded, so that the height of the arm frame after folding is low, the stress condition is more stable, the rescue ladder stand is arranged on the top surface of the corresponding arm frame, the bearing capacity is stronger, meanwhile, the transition platform meets the psychological requirements of midway adjustment and rest, and the operation of workers is safer; the transition platform and the working platform can be used as rescue platforms at the same time, and the requirements of efficient rescue in various occasions are met.
Drawings
FIG. 1 is a schematic view of the structure of the working state of the present invention
FIG. 2 is a schematic structural view of the folding state of FIG. 1
FIG. 3 is a schematic view of another working state structure of the present invention
FIG. 4 is a schematic structural view of the folding state of FIG. 3
In the figure: 1. a chassis; 2. an auxiliary frame; 3. a turntable; 4. a mixing arm support; 5. a rescue ladder stand; 6. a transition platform; 7. a working platform; 8. a lower arm; 9. a left lower arm; 10. a right lower arm; 11. a lower arm ladder; 12. climbing a ladder with a left lower arm; 13. a right lower arm ladder; 14. an upper arm; 15. climbing a ladder on the upper arm; 16. a crank arm; 17. climbing a ladder by a crank arm; 18. a lower left base arm; 19. a lower left telescoping arm; 20. a lower right base arm; 21. a lower right telescoping arm; 22. a lower left basic arm ladder; 23. the left lower telescopic arm ladder stand; 24. a lower right basic arm ladder; 25. the right lower telescopic arm ladder stand; 26. an upper arm base arm; 27. an upper two-section arm; 28. an upper three-section arm; 29. an upper arm basic arm ladder; 30. the upper two-section arm ladder stand; 31. go up three section arm cat ladders.
Detailed Description
Example 1
As shown in fig. 1 and 2, the overhead climbing platform fire truck with the rescue ladder stand of the transition platform comprises a chassis 1, an auxiliary frame 2, a rotary table 3, a hybrid arm support 4, a rescue ladder stand 5, a working platform 7 and a transition platform 6;
the hybrid arm support 4 consists of a lower arm 8, an upper arm 14 and a crank arm 16, wherein the lower arm 8 is provided with a left lower arm 9 and a right lower arm 10, the upper arm 14 is positioned between the left lower arm 9 and the right lower arm 10, the upper arm 14 is hinged to the middle of the front end of the lower arm 8, the lower arm 8 has small unbalance loading, the left lower arm 9 and the right lower arm 10 share the load, the stress condition of the lower arm 8 is improved, and the upper arm 14 falls between the left lower arm 9 and the right lower arm 10 when receiving vehicles, so that the vehicle receiving height is reduced; the free end of the upper arm 14 is hinged with a crank arm 16, the working platform 7 is hinged with the free end of the crank arm 16, and the working platform 7 is provided with a rescue passage opening.
The transition platform 6 of the embodiment is hinged at the front end of a lower arm 8, has an automatic leveling function and is kept horizontal with the chassis 1; one end of the transition platform 6, which is close to the hybrid arm support 4, is provided with passage openings on the top surfaces of the lower arm 8 and the upper arm 14, so that the up-and-down passing can be realized, and one end of the transition platform 6, which is far away from the hybrid arm support 4, is also provided with a rescue passage opening, so that the requirements of various rescue occasions are met. Transition platform 6 is more steady relative rescue cat ladder 5, and the area is bigger, can make personnel adjust the rest in stable place midway, and when physical power resumes, there is the sense of security more in the psychology.
The rescue crawling ladder 5 consists of a lower arm crawling ladder 11, an upper arm crawling ladder 15 and a crank arm crawling ladder 17; the lower arm ladder 11 is provided with two parts of a left lower arm ladder 12 and a right lower arm ladder 13, the left lower arm ladder 12 is arranged on the top surface of the left lower arm 9, the right lower arm ladder 13 is arranged on the top surface of the right lower arm 10, and both the left lower arm ladder 12 and the right lower arm ladder 13 can lead to the transition platform 6; the upper arm ladder stand 15 is arranged on the top surface of the upper arm 14, and the transition platform 6 can lead to the upper arm ladder stand 15; the crank arm ladder stand 17 is arranged on the top surface of the crank arm 16, and the crank arm ladder stand 17 can lead to the upper arm ladder stand 15 and the working platform 7; the lower arm ladder 11, the upper arm ladder 15 and the crank arm ladder 17 are all arranged on the top surfaces of the corresponding arm frames, so that the stress condition of the structure is improved, and the safety sense is enhanced.
The guardrails of the lower arm ladder stand 11, the upper arm ladder stand 15, the crank arm ladder stand 17 and the transition platform 6 can be laid down, and the height is reduced when the vehicle is folded.
The working platform 7 and the transition platform 6 can be provided with conventional fire-fighting facilities such as fire monitor and the like according to requirements, and can be used independently or in combination, so that the requirements of complex fire-fighting rescue environment can be met; the fire-fighting water pipe is arranged in the middle as much as possible along with the mixing arm support, so that the on-way loss is reduced.
Example 2
Another climbing platform fire truck with overhead rescue ladder stand of transition platform shown in fig. 3 and 4 comprises a chassis 1, a sub-frame 2, a rotary table 3, a hybrid arm support 4, a rescue ladder stand 5, a working platform 7 and a transition platform 6,
the hybrid arm support 4 consists of a lower arm 8, an upper arm 14 and a crank arm 16; when the lower arm 8 adopts a two-section arm telescopic structure, the lower arm comprises a left lower basic arm 18, a left lower telescopic arm 19, a right lower basic arm 20 and a right lower telescopic arm 21; when the upper arm 14 adopts a two-section arm telescopic structure, the upper arm comprises an upper arm basic arm 26, an upper two-section arm 27 and an upper three-section arm 28; the upper arm basic arm 26 is hinged to the middle parts of the front ends of the left lower telescopic arm 19 and the right lower telescopic arm 21, and when the vehicle is folded, the three sections of the upper arm 14 are folded and fall in the middle of the lower arm 8, so that the height of the folded vehicle is reduced; the free end of the upper three-section arm 28 is hinged with a crank arm 16, the working platform 7 is hinged with the free end of the crank arm 16, and the working platform 7 is provided with a rescue passage opening.
The transition platform 6 of the embodiment is hinged at the front ends of the left lower telescopic arm 19 and the right lower telescopic arm 21, has an automatic leveling function, and is kept horizontal with the chassis 1; one end of the transition platform 6, which is close to the hybrid arm support 4, is provided with a passage opening which is communicated with the top surfaces of the left lower telescopic arm 19, the right lower telescopic arm 21 and the upper arm basic arm 26, so that the up-and-down passing can be realized, and one end of the transition platform 6, which is far away from the hybrid arm support 4, is also provided with a rescue passage opening, so that the requirements of various rescue occasions are met.
The rescue ladder stand 5 of the embodiment is composed of a lower arm ladder stand 11, an upper arm ladder stand 15 and a crank arm ladder stand 17; the lower arm ladder 11 comprises a left lower basic arm ladder 22, a left lower telescopic arm ladder 23, a right lower basic arm ladder 24 and a right lower telescopic arm ladder 25 which are all arranged on the top surface of the corresponding arm support and are telescopic along with the corresponding arm support; the left lower telescopic arm ladder stand 23 and the right lower telescopic arm ladder stand 25 can both lead to the transition platform 6; the upper arm ladder stand 15 comprises an upper arm basic arm ladder stand 29, an upper two-section arm ladder stand 30 and an upper three-section arm ladder stand 31 which are both arranged on the top surface of the corresponding arm support and extend and retract along with the corresponding arm support; the transition platform 6 can lead to an upper arm basic arm ladder stand 29; the crank arm ladder stand 17 is arranged on the top surface of the crank arm 16, and the crank arm ladder stand 17 can lead to the upper three-section arm ladder stand 31 and the working platform 7; all cat ladder structures atress situation improves, strengthens the sense of safety.
As can be seen from embodiment 1 and embodiment 2, the utility model discloses a platform fire engine of ascending a height of rescue cat ladder overhead with transition platform has following beneficial effect: the boom is low in vehicle folding height and better in stress condition; the rescue ladder stand has stronger bearing capacity, so that people can feel safer; the application of the transition platform meets the requirements of complex fire rescue environments; the psychological requirements of midway adjustment and rest are met, so that people feel more safe; the transition platform and the working platform can be used as rescue platforms at the same time, the high-efficiency rescue requirements of various occasions are met, and the method is applied to practice and has remarkable social benefits.
Claims (9)
1. The utility model provides a platform fire engine of ascending a height of rescue cat ladder overhead with transition platform, includes chassis (1), rescue cat ladder (5), work platform (7), characterized by: the device also comprises a mixing arm support (4) and a transition platform (6);
the mixing arm support (4) consists of a lower arm (8), an upper arm (14) and a crank arm (16); the lower arm (8) comprises a left lower arm (9) and a right lower arm (10), the upper arm (14) is positioned between the left lower arm (9) and the right lower arm (10), and the upper arm (14) is hinged to the middle of the front end of the lower arm (8); the free end of the upper arm (14) is hinged with the crank arm (16); the working platform (7) is hinged to the free end of the crank arm (16);
the transition platform (6) is hinged to the front end of the lower arm (8) and is kept horizontal with the chassis (1); one end of the transition platform (6) close to the mixing arm support (4) is provided with a passage opening which is connected with the top surfaces of the lower arm (8) and the upper arm (14);
the rescue ladder stand (5) comprises a lower arm ladder stand (11), an upper arm ladder stand (15) and a crank arm ladder stand (17);
the lower arm ladder (11) comprises a left lower arm ladder (12) and a right lower arm ladder (13), the left lower arm ladder (12) is arranged on the top surface of the left lower arm (9), the right lower arm ladder (13) is arranged on the top surface of the right lower arm (10), and the left lower arm ladder (12) and the right lower arm ladder (13) are communicated with the transition platform (6);
the upper arm ladder (15) is arranged on the top surface of the upper arm (14), and the transition platform (6) leads to the upper arm ladder (15);
the crank arm ladder (17) is arranged on the top surface of the crank arm (16), and the crank arm ladder (17) leads to the upper arm ladder (15) and the working platform (7);
the lower arm ladder (11), the upper arm ladder (15) and the crank arm ladder (17) are arranged on the top surfaces of the corresponding arm frames.
2. The climbing platform fire truck with overhead rescue ladder having a transition platform of claim 1, characterized in that: the lower arm (8), the upper arm (14) and the crank arm (16) of the mixed arm support (4) are of one and/or a plurality of telescopic arm structures, and the number of the telescopic arms is a plurality of sections; the lower arm ladder (11), the upper arm ladder (15) and the crank arm ladder (17) which are matched with the lower arm (8), the upper arm (14) and the crank arm (16) are of one or more telescopic ladder stand structures, and the telescopic ladder stands are of a plurality of sections.
3. The climbing platform fire truck with overhead rescue ladder having a transition platform of claim 2, characterized in that: the number of the sections of the telescopic arm or the telescopic ladder stand is two or three.
4. The climbing platform fire truck with overhead rescue ladder having a transition platform of claim 2, characterized in that: the lower arm (8) comprises a left lower basic arm (18), a left lower telescopic arm (19), a right lower basic arm (20) and a right lower telescopic arm (21);
the upper arm (14) comprises an upper arm basic arm (26), an upper two-section arm (27) and an upper three-section arm (28), and the upper arm basic arm (26) is hinged to the middle of the front ends of the left lower telescopic arm (19) and the right lower telescopic arm (21); the free end of the upper three-section arm (28) is hinged with the crank arm (16).
5. The climbing platform fire truck with overhead rescue ladder having a transition platform of claim 4, characterized in that: the transition platform (6) is hinged to the front ends of the left lower telescopic arm (19) and the right lower telescopic arm (21); one end of the transition platform (6) close to the mixing arm support (4) is provided with a passage opening which is connected with the top surfaces of the left lower telescopic arm (19), the right lower telescopic arm (21) and the upper arm basic arm (26); the transition platform (6) leads to an upper arm basic arm ladder stand (29);
the crank arm ladder (17) is arranged on the top surface of the crank arm (16), and the crank arm ladder (17) leads to an upper three-section arm ladder (31) and the working platform (7);
the lower arm ladder (11) of the rescue ladder (5) comprises a left lower basic arm ladder (22), a left lower telescopic arm ladder (23), a right lower basic arm ladder (24) and a right lower telescopic arm ladder (25), which are all arranged on the top surface of the corresponding arm support and are telescopic along with the corresponding arm support; the left lower telescopic arm ladder stand (23) and the right lower telescopic arm ladder stand (25) are respectively communicated with the transition platform (6); the upper arm ladder (15) of the rescue ladder (5) comprises an upper arm basic arm ladder (29), an upper two-section arm ladder (30) and an upper three-section arm ladder (31), which are all arranged on the top surface of the corresponding arm support and extend and retract along with the corresponding arm support.
6. The climbing platform fire truck with the overhead rescue ladder of the transition platform of claim 1 or 2, characterized in that: and rescue channel openings are further formed in the ends, far away from the mixed arm support (4), of the transition platform (6) and the working platform (7).
7. The climbing platform fire truck with the overhead rescue ladder of the transition platform of claim 1 or 2, characterized in that: the mixed arm support (4) is arranged on the chassis (1) through the rotary table (3) and the auxiliary frame (2).
8. The climbing platform fire truck with the overhead rescue ladder of the transition platform of claim 1 or 2, characterized in that: the guardrails of the lower arm crawling ladder (11), the upper arm crawling ladder (15), the crank arm crawling ladder (17) and the transition platform (6) are retractable guardrails.
9. The climbing platform fire truck with the overhead rescue ladder of the transition platform of claim 1 or 2, characterized in that: the transition platform (6) and the working platform (7) are combined with conventional fire-fighting facilities.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921315985.1U CN210612744U (en) | 2019-08-14 | 2019-08-14 | Climbing platform fire truck with overhead rescue ladder stand of transition platform |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921315985.1U CN210612744U (en) | 2019-08-14 | 2019-08-14 | Climbing platform fire truck with overhead rescue ladder stand of transition platform |
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| CN210612744U true CN210612744U (en) | 2020-05-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110327569A (en) * | 2019-08-14 | 2019-10-15 | 北京中卓时代消防装备科技有限公司 | A kind of Elevating platform fire truck of the rescue ladder overhead with transition platform |
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2019
- 2019-08-14 CN CN201921315985.1U patent/CN210612744U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110327569A (en) * | 2019-08-14 | 2019-10-15 | 北京中卓时代消防装备科技有限公司 | A kind of Elevating platform fire truck of the rescue ladder overhead with transition platform |
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