CN211024903U - Connecting device for carriage body and auxiliary beam of fire engine - Google Patents
Connecting device for carriage body and auxiliary beam of fire engine Download PDFInfo
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- CN211024903U CN211024903U CN201921771616.3U CN201921771616U CN211024903U CN 211024903 U CN211024903 U CN 211024903U CN 201921771616 U CN201921771616 U CN 201921771616U CN 211024903 U CN211024903 U CN 211024903U
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Abstract
A connecting device for a carriage body and an auxiliary beam of a fire fighting truck belongs to the technical field of fire fighting facilities. The fire truck comprises a chassis, the chassis comprises a chassis crossbeam and a chassis auxiliary beam, the chassis auxiliary beam is fixed with the upper part of the chassis crossbeam, the carriage body and auxiliary beam connecting device comprises a chassis auxiliary beam connecting piece, a carriage body vertical plate connecting piece and a connecting piece adjusting mechanism, the chassis auxiliary beam connecting piece is fixed with the chassis auxiliary beam together with a carriage body bottom plate of the carriage body in a use state, the carriage body vertical plate connecting piece is fixed with a carriage body vertical plate of the carriage body in the use state, and the connecting piece adjusting mechanism is connected between the chassis auxiliary beam connecting piece and the carriage body vertical plate connecting piece in an adjusting way. The ideal anti-distortion performance of the whole device can be reflected, the durable use effect can be ensured, the assembly error between the carriage body and the chassis can be conveniently adjusted, and the good assembly effect can be ensured.
Description
Technical Field
The utility model belongs to the technical field of the fire control facility, concretely relates to railway carriage or compartment body and auxiliary girder connecting device of fire engine.
Background
The secondary beam is the chassis secondary beam of the structural system of the chassis. As is known in the art, fire fighting vehicles, airport fire fighting vehicles, special service fire fighting vehicles, elevating fire fighting vehicles, and back-up fire fighting vehicles, among others, are classified according to their functional use. The fire extinguishing fire truck comprises a pumping fire truck, a water tank fire truck, a foam fire truck, a dry powder fire truck and the like; the airport fire truck is specially used for treating airplane fire accidents, and can spray fire extinguishing agents during running, and comprises an airport rescue pilot fire truck, an emergency rescue fire truck and the like; the special service fire truck comprises a communication command fire truck, an illumination fire truck, an emergency and disaster relief fire truck, an exploration fire truck, a propaganda fire truck, a smoke exhaust fire truck and the like; the elevating fire truck comprises an elevating platform fire truck, an elevating jet fire truck, an aerial ladder fire truck and the like; the back-up fire truck comprises a water supply fire truck, a foam fire truck, an ambulance fire truck and the like.
Technical information of fire-fighting vehicles such as CN101274127B (a miniature fire-fighting vehicle), CN101766875B (multipurpose high-pressure water mist fire-fighting vehicle), CN101757753B (light high-pressure water mist fire-fighting vehicle with combined spray gun spray), CN103623528B (urban turbojet fire-fighting vehicle), CN103958004B (fire-fighting vehicle suitable for fire fighting of high-rise and super high-rise buildings), CN103599609A (super-suction deep fire-extinguishing pump fire-fighting vehicle), CN103751931B (fire hose automatic laying fire-fighting vehicle) and CN103935285B (bidirectional running rail dual-purpose multifunctional rescue fire-fighting vehicle) is not disclosed in the published chinese patent documents.
Not limited to the above-mentioned fire truck compartments belonging to the framework fire truck compartment, i.e. belonging to the framework fire truck compartment, the connection between the framework fire truck compartment and the chassis, e.g. the chassis sub-beam, is relatively easy, for example, when a position error occurs between the compartment and the sub-beam of the structural system of the chassis, the two compartments can be randomly adjusted as required when they are fixed. However, the frame-type fire-fighting carriage body has the following defects: firstly, the whole carriage body is very heavy, so that the mass of the fire fighting truck is increased, on one hand, the vehicle-mounted power consumption is large, and on the other hand, the safety is influenced to a certain extent; secondly, because the framework body is prefabricated, and the framework body is used as a carrier to arrange the outer sealing plate, the inner sealing plate and the corresponding transverse shelf (transverse clapboard), the manufacturing process is long, and the manufacturing efficiency is low; thirdly, because a large amount of welding is needed, the consumption of auxiliary materials such as welding materials is large; fourthly, the consumption of materials (steel) is large, so that the resources are not saved.
The carriage-free fire truck carriage body can make up for the defects of the fire truck with the framework, and can be seen in published Chinese patent documents, such as the "carriage-free fire truck carriage body and the fire truck thereof" recommended by CN208582892U, but when an assembly error occurs between the carriage body and the chassis of the fire truck without the framework, the adjustment of the assembly error between the carriage body and the chassis is difficult or even impossible to reach the expectation of the industry, and the technical scheme to be described below is generated under the background.
Disclosure of Invention
The task of the utility model is to provide a help embodying the antitorque bent performance of ideal and can ensure lasting result of use, be favorable to reliably being connected the railway carriage or compartment body and chassis and can conveniently adjust the error according to need and can ensure the railway carriage or compartment body and the auxiliary girder connecting device of fire engine of good assembly effect.
The utility model discloses a task is accomplished like this, a railway carriage or compartment body and auxiliary girder connecting device of fire engine, the fire engine include the chassis, the chassis includes chassis girder and chassis auxiliary girder, and the chassis auxiliary girder is fixed with the upper portion of chassis girder, the railway carriage or compartment body includes chassis auxiliary girder connecting piece, railway carriage or compartment body riser connecting piece and connecting piece guiding mechanism with auxiliary girder connecting device, chassis auxiliary girder connecting piece under the user state together with the railway carriage or compartment body bottom plate of the railway carriage or compartment body with the chassis auxiliary girder is fixed, and railway carriage or compartment body riser connecting piece is fixed with the railway carriage or compartment body riser of the railway carriage or compartment body under the user state, and connecting piece guiding mechanism adjusts the soil preparation and connects between chassis auxiliary girder connecting piece and railway carriage or compartment body riser connecting piece.
In a specific embodiment of the present invention, the chassis sub-beam connecting member comprises a chassis sub-beam connecting member top plate, a chassis sub-beam connecting member first side plate i, and a chassis sub-beam connecting member second side plate ii, the chassis sub-beam connecting member first side plate i is formed by folding and unfolding the chassis sub-beam connecting member top plate toward one side of the carriage body vertical plate and is fixed to the carriage body vertical plate, and the chassis sub-beam connecting member second side plate ii is formed by folding and unfolding the chassis sub-beam connecting member top plate toward one side of the chassis sub-beam of the chassis and is fixed to the chassis sub-beam together with the carriage body vertical plate; the carriage body vertical plate connecting piece comprises a carriage body vertical plate connecting piece top plate, a carriage body vertical plate connecting piece first side plate I and a carriage body vertical plate connecting piece second side plate II, the position of the carriage body vertical plate connecting piece top plate, which is corresponding to the lower part of the chassis auxiliary beam connecting piece top plate, is connected with the chassis auxiliary beam connecting piece top plate in an adjustable manner, the carriage body vertical plate connecting piece first side plate I is formed by folding and unfolding the carriage body vertical plate connecting piece top plate towards one side of the carriage body vertical plate and is fixed with the carriage body vertical plate, the carriage body vertical plate connecting piece second side plate II is formed by folding and unfolding one side of the carriage body vertical plate connecting piece top plate, which is far away from the chassis auxiliary beam, and corresponds to the chassis auxiliary beam connecting piece second side plate II, and the carriage body vertical plate connecting piece second; the connecting piece adjusting mechanism is adjustably connected between the first side plate I of the chassis auxiliary beam connecting piece and the first side plate I of the vertical plate connecting piece of the compartment body.
In another specific embodiment of the present invention, at least a pair of chassis secondary beam connecting piece top plate adjusting holes are formed on the chassis secondary beam connecting piece top plate, a carriage body top plate connecting piece top plate adjusting bolt is disposed on the chassis secondary beam connecting piece top plate adjusting hole, and a chassis secondary beam connecting piece first side plate bolt hole i is formed on the chassis secondary beam connecting piece first side plate i; a chassis secondary beam connecting piece second side plate bolt hole II is formed in the chassis secondary beam connecting piece second side plate II at intervals, a chassis secondary beam connecting piece second side plate bolt is arranged on the chassis secondary beam connecting piece second side plate bolt hole II in a matched mode, and the chassis secondary beam connecting piece second side plate bolt, the compartment body bottom plate of the compartment body and a chassis secondary beam of the chassis are fixed; a carriage riser connector top plate adjusting hole is formed in the carriage riser connector top plate and at a position corresponding to the chassis secondary beam connector top plate adjusting hole, the carriage riser connector top plate adjusting bolt extends below the carriage riser connector top plate adjusting hole and is limited by a carriage riser connector top plate adjusting bolt limiting nut screwed at the tail end of the carriage riser connector top plate adjusting bolt, a carriage riser connector first side plate bolt hole is formed in the carriage riser connector first side plate I and at a position corresponding to the chassis secondary beam connector first side plate bolt hole I, a carriage riser connector first side plate bolt is arranged on the carriage riser connector first side plate bolt hole, and the carriage riser connector first side plate bolt penetrates through the chassis secondary beam connector first side plate bolt hole I to be fixed with a carriage riser of the carriage, and a second side plate adjusting bolt hole II of the vertical plate connecting piece of the compartment body is arranged on the second side plate II of the vertical plate connecting piece of the compartment body at intervals, a second side plate adjusting bolt of the vertical plate connecting piece of the compartment body is arranged on the second side plate adjusting bolt hole II of the vertical plate connecting piece of the compartment body in a matching way, and the second side plate adjusting bolt of the vertical plate connecting piece of the compartment body is fixed with a folding and unfolding plate of the bottom plate of the compartment body and is locked by a locking nut which is matched at the tail end of the second side plate adjusting bolt of the vertical plate connecting piece.
In another specific embodiment of the present invention, the connecting member adjusting mechanism includes a first adjusting seat i, a second adjusting seat ii and an adjusting tightening bolt, the first adjusting seat i is fixed to the first side plate i of the chassis sub-beam connecting member, the second adjusting seat ii is fixed to the first side plate i of the car body vertical plate connecting member, the first adjusting seat i and the second adjusting seat ii correspond to each other, and a first adjusting seat bolt hole i is formed in a bottom wall of the first adjusting seat i, and a second adjusting seat bolt hole ii is formed in a bottom wall of the second adjusting seat ii, the first adjusting seat bolt hole i and the second adjusting seat bolt hole ii correspond to each other, the adjusting tightening bolt sequentially passes through the first adjusting seat bolt hole i and the second adjusting seat bolt hole ii and is locked by the adjusting tightening bolt locking nut screwed at the end of the adjusting tightening bolt.
In yet another specific embodiment of the present invention, the first side plate i of the chassis secondary beam connecting member and the second side plate ii of the chassis secondary beam connecting member are in a perpendicular relationship with the top plate of the chassis secondary beam connecting member; the first side plate I of the vertical plate connecting piece of the compartment body and the second side plate II of the vertical plate connecting piece of the compartment body form a vertical relation with the top plate of the vertical plate connecting piece of the compartment body.
In another specific embodiment of the present invention, the first adjusting seat i is welded and fixed to the first side plate i of the chassis secondary beam connecting member; and the second adjusting seat II is welded and fixed with the first side plate I of the vertical plate connecting piece of the compartment body.
In a more specific embodiment of the present invention, a yielding hole is formed on the first side plate i of the car body vertical plate connecting member and at a position corresponding to the first adjusting seat i.
In yet another specific embodiment of the present invention, the first adjusting seat i and the second adjusting seat ii are U-shaped.
The utility model provides a technical scheme is owing to adopted connecting piece guiding mechanism in the structure system of the railway carriage or compartment body and auxiliary girder connecting device, again because the chassis auxiliary girder connecting piece can well cooperate each other with railway carriage or compartment body riser connecting piece, therefore both can embody the anti distortion performance of the ideal of whole device self, and can ensure lasting result of use, can conveniently again with the assembly error adjustment between the railway carriage or compartment body and the chassis, ensure good assembly effect.
Drawings
Fig. 1 is a three-dimensional assembly structure diagram of the present invention.
Fig. 2 is a schematic view of fig. 1.
Detailed Description
Please refer to fig. 1 and fig. 2, which show a chassis 1 of a fire fighting truck structural system, the chassis 1 includes a chassis girder 11 and a chassis sub-girder 12, the chassis sub-girder 12 is fixed with the upper portion of the chassis girder 11, showing the chassis sub-girder connecting piece 2, a car body vertical plate connecting piece 3 and a connecting piece adjusting mechanism 4 of the structural system of the car body and sub-girder connecting device of the present invention, the chassis sub-girder connecting piece 2 is fixed with the chassis sub-girder 12 together with a car body bottom plate 51 of the car body 5 in a use state, the car body vertical plate connecting piece 3 is fixed with a car body vertical plate 52 of the car body 5 in a use state, and the connecting piece adjusting mechanism 4 is adjustably connected between the chassis sub-girder connecting piece 2 and the car body vertical plate connecting piece 3.
The chassis secondary beam connecting piece 2 consists of a chassis secondary beam connecting piece top plate 21, a chassis secondary beam connecting piece first side plate I22 and a chassis secondary beam connecting piece second side plate II 23, the chassis secondary beam connecting piece first side plate I22 is formed by folding and unfolding the chassis secondary beam connecting piece top plate 21 towards one side of the compartment body vertical plate 52 and is fixed with the compartment body vertical plate 52, and the chassis secondary beam connecting piece second side plate II 23 is formed by folding and unfolding the chassis secondary beam connecting piece top plate 21 towards one side of the chassis secondary beam 12 of the chassis 1 and is fixed with the chassis secondary beam 12 together with the compartment body vertical plate 52; the van body vertical plate connecting piece 3 is composed of a van body vertical plate connecting piece top plate 31, a van body vertical plate connecting piece first side plate I32 and a van body vertical plate connecting piece second side plate II 33, the van body vertical plate connecting piece top plate 31 is connected with the chassis auxiliary beam connecting piece top plate 21 in a position corresponding to the lower part of the chassis auxiliary beam connecting piece top plate 21 in an adjusting mode, the van body vertical plate connecting piece first side plate I32 is formed by folding and unfolding the van body vertical plate connecting piece top plate 31 towards one side of the van body vertical plate 52 and is fixed with the van body vertical plate 52, the van body vertical plate connecting piece second side plate II 33 is formed by folding and unfolding one side, away from the chassis auxiliary beam 12, of the van body vertical plate connecting piece top plate 31 and corresponds to the chassis auxiliary beam connecting piece second side plate II 23, and the van body vertical plate connecting piece second side plate II 33 is further fixed; the connecting piece adjusting mechanism 4 is adjustably connected between the chassis secondary beam connecting piece first side plate i 22 and the carriage vertical plate connecting piece first side plate i 32.
At least one pair of chassis secondary beam connecting piece top plate adjusting holes 211 are formed in the chassis secondary beam connecting piece top plate 21, a carriage vertical plate connecting piece top plate adjusting bolt 2111 is arranged on the chassis secondary beam connecting piece top plate adjusting holes 211, and a chassis secondary beam connecting piece first side plate bolt hole I221 (namely a chassis secondary beam connecting piece first side plate adjusting bolt hole) is formed in the chassis secondary beam connecting piece first side plate I22; a chassis secondary beam connecting piece second side plate bolt hole II 231 is arranged on the chassis secondary beam connecting piece second side plate II 23 at intervals, a chassis secondary beam connecting piece second side plate bolt 2311 is arranged on the chassis secondary beam connecting piece second side plate bolt hole II 231, and the chassis secondary beam connecting piece second side plate bolt 2311 together with the compartment bottom plate 51 of the compartment 5 is fixed with the chassis secondary beam 12 of the chassis 1; a car body riser connecting piece top plate adjusting hole 311 is formed in the car body riser connecting piece top plate 31 at a position corresponding to the chassis sub-beam connecting piece top plate adjusting hole 211, the car body riser connecting piece top plate adjusting bolt 2111 extends below the car body riser connecting piece top plate adjusting hole 311 and is limited by a car body riser connecting piece top plate adjusting bolt limiting nut 21111 screwed to the end of the car body riser connecting piece top plate adjusting bolt 2111, a car body riser connecting piece first side plate bolt hole 321 is formed in the car body riser connecting piece first side plate i 32 at a position corresponding to the chassis sub-beam connecting piece first side plate bolt hole i 221, a car body riser connecting piece first side plate bolt 3211 is arranged in the car body riser connecting piece first side plate bolt hole 321, and the car body riser connecting piece first side plate bolt 3211 is fixed to the car body riser 52 of the car body 5 through the chassis sub-beam connecting piece first side plate bolt hole i 221, a second side plate adjusting bolt hole ii 331 of the car vertical plate connecting piece is spaced apart from the second side plate ii 33 of the car vertical plate connecting piece, a second side plate adjusting bolt 3311 of the car vertical plate connecting piece is disposed in the second side plate adjusting bolt hole ii 331 of the car vertical plate connecting piece, and the second side plate adjusting bolt 3311 of the car vertical plate connecting piece is fixed to the car bottom plate folding plate 511 of the car bottom plate 51 of the car 5 and locked by a locking nut 33111 screwed on the end of the second side plate adjusting bolt 3311 of the car vertical plate connecting piece.
Continuing to refer to fig. 1 and 2, the connecting member adjusting mechanism 4 includes a first adjusting seat i 41, a second adjusting seat ii 42 and an adjusting tensioning bolt 43, the first adjusting seat i 41 is fixed to the chassis secondary beam connecting member first side plate i 22, the second adjusting seat ii 42 is fixed to the carriage vertical plate connecting member first side plate i 32, the first adjusting seat I41 and the second adjusting seat II 42 correspond to each other, and a first adjusting seat bolt hole I411 is arranged on the bottom wall of the first adjusting seat I41, a second adjusting seat bolt hole II 421 is arranged on the bottom wall of the second adjusting seat II 42, the first adjusting seat bolt hole I411 and the second adjusting seat bolt hole II 421 correspond to each other, and the adjusting tensioning bolt 43 sequentially passes through the first adjusting seat bolt hole I411 and the second adjusting seat bolt hole II 421 and is locked by an adjusting tensioning bolt locking nut 431 which is screwed at the tail end of the adjusting tensioning bolt 43.
In this embodiment, the first side plate i 22 and the second side plate ii 23 of the chassis secondary beam connector are perpendicular to the top plate 21 of the chassis secondary beam connector, and specifically, the first side plate i 22 and the second side plate ii 23 of the chassis secondary beam connector are formed by folding and unfolding the top plate 21 of the chassis secondary beam connector at 90 ° downward; the first side plate i 32 and the second side plate ii 33 of the car riser connector are perpendicular to the top plate 31 of the car riser connector, as described above.
In this embodiment, the first adjusting seat i 41 is welded and fixed to the chassis secondary beam connecting piece first side plate i 22; the second adjusting seat II 42 is welded and fixed with the first side plate I32 of the van body vertical plate connecting piece.
As shown in fig. 1 and fig. 2, a yielding hole 322 is formed in the first side plate i 32 of the car body vertical plate connecting member and at a position corresponding to the first adjusting seat i 41, and the yielding hole 322 may also be referred to as an adjusting seat yielding hole.
In the present embodiment, the first adjustment seat i 41 and the second adjustment seat ii 42 are U-shaped, or may be called horseshoe-shaped.
Fig. 1 also shows a compartment bottom plate flange 512 of the compartment bottom plate 51, and the compartment bottom plate flange 512 is fixed to the compartment upright plate 52.
When the carriage body 5 is installed, if an error occurs between the carriage body 5 and the chassis sub-beam 12 of the chassis 1, an assembler can operate the adjusting tension bolt 43 of the connecting piece adjusting mechanism 4, the second adjusting seat ii 42 is slightly moved by adjusting the tension bolt 43, and then the second adjusting seat ii 42 and the carriage body vertical plate 52 are correspondingly slightly moved, so as to meet the expected requirement of connecting the carriage body 5 and the chassis 1.
To sum up, the technical solution provided by the present invention remedies the defects in the prior art, successfully completes the invention task, and faithfully embodies the technical effects mentioned in the above technical effect column by the applicant.
Claims (8)
1. The utility model provides a fire engine's railway carriage or compartment body and auxiliary girder connecting device, the fire engine include chassis (1), chassis (1) include chassis girder (11) and chassis auxiliary girder (12), chassis auxiliary girder (12) are fixed with the upper portion of chassis girder (11), its characterized in that the railway carriage or compartment body and auxiliary girder connecting device include chassis auxiliary girder connecting piece (2), railway carriage or compartment body riser connecting piece (3) and connecting piece guiding mechanism (4), chassis auxiliary girder connecting piece (2) are together railway carriage or compartment body bottom plate (51) and the chassis auxiliary girder (12) of railway carriage or compartment body (5) are fixed under the user state, railway carriage or compartment body riser connecting piece (3) are fixed with railway carriage or compartment body riser (52) of railway carriage or compartment body (5) under the user state, connecting piece guiding mechanism (4) are connected between chassis auxiliary girder connecting piece (2) and railway carriage or compartment body riser connecting piece (3) with adjusting.
2. The connecting device for the carriage and the auxiliary beam of the fire fighting truck as defined in claim 1, wherein the chassis auxiliary beam connecting member (2) is composed of a chassis auxiliary beam connecting member top plate (21), a chassis auxiliary beam connecting member first side plate i (22) and a chassis auxiliary beam connecting member second side plate ii (23), the chassis auxiliary beam connecting member first side plate i (22) is composed of a chassis auxiliary beam connecting member top plate (21) folded and unfolded towards one side of the carriage upright plate (52) and fixed with the carriage upright plate (52), the chassis auxiliary beam connecting member second side plate ii (23) is composed of a chassis auxiliary beam connecting member top plate (21) folded and unfolded towards one side of the chassis auxiliary beam (12) of the chassis (1) and fixed with the carriage upright plate (52) and the chassis auxiliary beam (12); the van body vertical plate connecting piece (3) consists of a van body vertical plate connecting piece top plate (31), a van body vertical plate connecting piece first side plate I (32) and a van body vertical plate connecting piece second side plate II (33), the van body vertical plate connecting piece top plate (31) is connected with the chassis auxiliary beam connecting piece top plate (21) in a position corresponding to the lower part of the chassis auxiliary beam connecting piece top plate (21) in an adjusting way, the van body vertical plate connecting piece first side plate I (32) is formed by folding and unfolding the van body vertical plate connecting piece top plate (31) towards one side of the van body vertical plate (52) and is fixed with the van body vertical plate (52), the van body vertical plate connecting piece second side plate II (33) is formed by folding and unfolding one side of the van body vertical plate connecting piece top plate (31) far away from the chassis auxiliary beam (12) and corresponds to the chassis auxiliary beam connecting piece second side plate II (23, the second side plate II (33) of the carriage vertical plate connecting piece is also fixed with a carriage bottom plate (51) of the carriage (5); the connecting piece adjusting mechanism (4) is adjustably connected between the first side plate I (22) of the chassis secondary beam connecting piece and the first side plate I (32) of the compartment vertical plate connecting piece.
3. The device for connecting the carriage and the secondary beam of the fire fighting truck according to claim 2, characterized in that at least one pair of adjusting holes (211) for the top plate of the chassis secondary beam connecting piece are formed in the top plate (21) of the chassis secondary beam connecting piece, a carriage vertical plate connecting piece top plate adjusting bolt (2111) is arranged in the adjusting hole (211) for the top plate of the chassis secondary beam connecting piece, and a first side plate bolt hole I (221) for the chassis secondary beam connecting piece is formed in the first side plate I (22) for the chassis secondary beam connecting piece; a chassis secondary beam connecting piece second side plate bolt hole II (231) is formed in the chassis secondary beam connecting piece second side plate II (23) at intervals, a chassis secondary beam connecting piece second side plate bolt (2311) is arranged on the chassis secondary beam connecting piece second side plate bolt hole II (231), and the chassis secondary beam connecting piece second side plate bolt (2311) together with a compartment body bottom plate (51) of the compartment body (5) is fixed with a chassis secondary beam (12) of the chassis (1); a car body riser connector roof adjusting hole (311) is formed in the car body riser connector roof (31) and at a position corresponding to the chassis secondary beam connector roof adjusting hole (211), the car body riser connector roof adjusting bolt (2111) extends below the car body riser connector roof adjusting hole (311) and is limited by a car body riser connector roof adjusting bolt limiting nut (21111) screwed at the tail end of the car body riser connector roof adjusting bolt (2111), a car body riser connector first side plate bolt hole (321) is formed in the car body riser connector first side plate I (32) and at a position corresponding to the chassis secondary beam connector first side plate bolt hole I (221), a car body riser connector first side plate bolt (3211) is arranged in the car body riser connector first side plate bolt hole (321), and the car body riser connector first side plate bolt (3211) penetrates through the chassis secondary beam connector first side plate bolt hole (3211) The bolt holes I (221) are fixed with a carriage vertical plate (52) of the carriage (5), a carriage vertical plate connecting piece second side plate adjusting bolt hole II (331) is arranged on the carriage vertical plate connecting piece second side plate II (33) at intervals, a carriage vertical plate connecting piece second side plate adjusting bolt hole II (331) is arranged on the carriage vertical plate connecting piece second side plate adjusting bolt hole II (331) in a matching mode, a carriage vertical plate connecting piece second side plate adjusting bolt (3311) is fixed with a carriage bottom plate folding and unfolding plate (511) of a carriage bottom plate (51) of the carriage (5), and the carriage vertical plate connecting piece second side plate adjusting bolt hole II (3311) is locked by a locking nut (33111) which is matched with the tail end of the carriage vertical plate connecting piece second side plate adjusting bolt (3311) in a rotating mode.
4. The connecting device for the carriage and the auxiliary beam of the fire fighting truck as claimed in claim 2, wherein the connecting member adjusting mechanism (4) comprises a first adjusting seat I (41), a second adjusting seat II (42) and an adjusting tensioning bolt (43), the first adjusting seat I (41) is fixed to the first side plate I (22) of the chassis auxiliary beam connecting member, the second adjusting seat II (42) is fixed to the first side plate I (32) of the carriage vertical plate connecting member, the first adjusting seat I (41) and the second adjusting seat II (42) correspond to each other, a first adjusting seat bolt hole I (411) is formed in the bottom wall of the first adjusting seat I (41), a second adjusting seat bolt hole II (421) is formed in the bottom wall of the second adjusting seat II (42), the first adjusting seat bolt hole I (411) and the second adjusting seat bolt hole II (421) correspond to each other, and the adjusting bolt (43) sequentially passes through the first tensioning seat bolt hole (411) and the second adjusting seat bolt hole I (421) II (421) and is locked by an adjusting tension bolt locking nut (431) which is screwed at the tail end of the adjusting tension bolt (43).
5. The device for connecting a carriage and a secondary beam of a fire fighting truck according to claim 2 or 3, characterized in that the first side plate I (22) and the second side plate II (23) of the chassis secondary beam connecting piece are in a perpendicular relationship with the top plate (21) of the chassis secondary beam connecting piece; the first side plate I (32) of the carriage vertical plate connecting piece and the second side plate II (33) of the carriage vertical plate connecting piece are perpendicular to the top plate (31) of the carriage vertical plate connecting piece.
6. The connection device for the carriage and the secondary beam of the fire fighting truck as recited in claim 4, characterized in that the first adjusting seat I (41) is welded and fixed with the first side plate I (22) of the chassis secondary beam connection piece; and the second adjusting seat II (42) is welded and fixed with the first side plate I (32) of the carriage vertical plate connecting piece.
7. The connecting device for the carriage and the auxiliary beam of the fire fighting truck as recited in claim 4, characterized in that a yielding hole (322) is opened on the first side plate I (32) of the carriage riser connecting piece and at a position corresponding to the first adjusting seat I (41).
8. The connection device for the carriage and the auxiliary beam of the fire fighting truck as recited in claim 4, wherein the first adjustment seat I (41) and the second adjustment seat II (42) are U-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921771616.3U CN211024903U (en) | 2019-10-21 | 2019-10-21 | Connecting device for carriage body and auxiliary beam of fire engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921771616.3U CN211024903U (en) | 2019-10-21 | 2019-10-21 | Connecting device for carriage body and auxiliary beam of fire engine |
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| Publication Number | Publication Date |
|---|---|
| CN211024903U true CN211024903U (en) | 2020-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921771616.3U Active CN211024903U (en) | 2019-10-21 | 2019-10-21 | Connecting device for carriage body and auxiliary beam of fire engine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110624191A (en) * | 2019-10-21 | 2019-12-31 | 捷达消防科技（苏州）股份有限公司 | Connecting device for carriage body and auxiliary beam of fire engine |
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2019
- 2019-10-21 CN CN201921771616.3U patent/CN211024903U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110624191A (en) * | 2019-10-21 | 2019-12-31 | 捷达消防科技（苏州）股份有限公司 | Connecting device for carriage body and auxiliary beam of fire engine |
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