CN206555614U - High lifting kind fire fighting truck Special rotating joint - Google Patents
High lifting kind fire fighting truck Special rotating joint Download PDFInfo
- Publication number
- CN206555614U CN206555614U CN201720222984.7U CN201720222984U CN206555614U CN 206555614 U CN206555614 U CN 206555614U CN 201720222984 U CN201720222984 U CN 201720222984U CN 206555614 U CN206555614 U CN 206555614U
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- revolving body
- fire fighting
- fighting truck
- water pipe
- fixedly connected
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Abstract
The utility model discloses a kind of high lifting kind fire fighting truck Special rotating joint, including fire fighting truck turntable, subframe, turn round electric installation, revolving body and fixed body, the revolving body is provided with cable passage, hydraulic channel and central through hole, provided with revolution electric installation in the fixed body, it is characterized in that provided with collecting ring support frame, wear ring, water pipe, swivel joint and mounting flange, the revolution electric installation center is provided with center sleeve, the central through hole of the revolving body and center sleeve are concentric, and diameter is identical, the revolving body lower end is fixedly connected through collecting ring support frame and wear ring with the afflux rotor in revolution electric installation, worn in the center sleeve and central through hole and be connected to water pipe, and coordinate with the water pipe gap, the rotated joint in water pipe upper end is fixedly connected with fire fighting truck turntable, lower end is fixedly connected through mounting flange with subframe, with reliable, convenient disassembly, sealing property is high, strong antijamming capability, service life length etc. is a little.
Description
Technical field
The utility model is related to a kind of fire fighting truck, specifically a kind of high lifting kind fire fighting truck Special rotating joint.
Background technology
High lifting kind fire fighting truck is equipped as the indispensability in modern city fire-fighting, is progressively developed to maximization, high rice number direction,
High lifting kind fire fighting truck has lower frame part fixed, upper frame part can continuous 360 degree around revolution central rotation the characteristics of.Up and down
Car two parts are during rotating against, and hydraulic pressure, electric, water circuit system between getting on or off the bus must keep unimpeded state.
Therefore, a kind of swivel coupling that can realize hydraulic power system of getting on or off the bus, electric control system and water circuit system transmission meets the tendency of
And give birth to, its main function is exactly that the hydraulic pressure got off, electric, water route hydraulic pressure corresponding with getting on the bus, electric, water route are connected,
Required with ensureing that high lifting kind fire fighting truck can complete the control such as arm support action, operation of fetching water with operation.
Through retrieval, CN101893144 discloses a kind of application for a patent for invention of center swivel joint for turbojet fire engine, a kind of
Center swivel joint for turbojet fire engine, is mainly made up of revolving body, housing, water pipe, and ring is provided with the lower cylindrical face of revolving body
Groove, the end of revolving body is radially provided with a blind hole, and axial channel is provided with vertically；Axial channel is connected through blind hole with annular groove
Logical, revolving body is provided with housing buckling surface end couples flange；The outer wall of housing is radially provided with relative with annular groove on revolving body
The oilhole answered, the outer wall of housing is provided with a square block, the bottom of housing provided with being fixed on revolving body upper end cover plate, housing with
Provided with the sealing ring for sealing each passage between revolving body；The upper end of outlet pipe is provided with external connection acting flange, its upper end outer wall and set
There is the flange being fixedly connected with revolving body.Fuel oil, the connection of three kinds of fluid pipelines of hydraulic oil and water can be realized simultaneously, but
This structure also exists following substantive not enough：One is due to dust, water in the abominable of actual application environment, external environment condition
Steam is easily interfered to the electric part of swivel coupling, cause high lifting kind fire fighting truck occur getting on or off the bus in use it is logical
The problems such as believing failure or control failure, the normal of influence vehicle is used；Two be due to corrosivity of the water to swivel coupling, influence
The service life of centre revolving joint, causes in the prior art, under such configuration in order to improve sealing and corrosion resistance
Centre revolving joint is generally complicated, and stability and economy are difficult to meet requirement.
Through retrieval, CN202327462 discloses a kind of high-altitude cleaning vehicle or used in fire-fighting centre revolving joint, this structure
Although solving the electricity of the dust in the abominable due to actual application environment, external environment condition, vapor easily to swivel coupling
Gas part is interfered, and causes high lifting kind fire fighting truck to occur the skill such as communication failure or control failure of getting on or off the bus in use
Art problem, but also exist following not enough：One is due to that center waterway channel diameter is small, it is difficult to meet the requirement of fire-fighting；Two be by
It is tightly connected in water route fixing end tube channel lower end through pad with revolving body, upper end is through water route guide ring and waterway seal ring and water
Road revolving body is tightly connected, in use, water route fixing end tube channel and pad and water route revolving body produce hard friction and
Gap is produced, and then makes water under high pressure through in clearance flow electrical equipment slip ring between water route fixing end tube channel and water route revolving body, causing
Burn electrically, and, detachable maintaining is inconvenient, therefore, and not only complicated, service life is short and impracticable for the structure.
The content of the invention
The purpose of this utility model be for solve above-mentioned the deficiencies in the prior art there is provided one kind it is rational in infrastructure, reliable,
Sealing property height, convenient disassembly, strong antijamming capability, the high lifting kind fire fighting truck Special rotating joint of service life length.
The purpose of this utility model is realized using following technical proposals：
A kind of high lifting kind fire fighting truck Special rotating joint, including fire fighting truck turntable, subframe, revolution electric installation, revolution
Body and fixed body, the revolving body are provided with cable passage, hydraulic channel and central through hole, the fixed body and led provided with revolution
Electric installation, it is characterised in that provided with collecting ring support frame, wear ring, water pipe, swivel joint and mounting flange, the revolution is conductive
Device center is provided with center sleeve, and the central through hole of the revolving body and center sleeve are concentric and diameter is identical, the revolution
Body lower end is fixedly connected through collecting ring support frame and wear ring with the afflux rotor in revolution electric installation, the center sleeve
Water pipe is connected to being worn in central through hole, and is coordinated with the water pipe gap, in favor of avoiding water pipe and center sleeve and center logical
Hole produces friction and causes leak, and the rotated joint in water pipe upper end is fixedly connected with fire fighting truck turntable, and lower end is through fixation
Orchid is fixedly connected with subframe, not only meets fire-fighting requirements, but also reached that reliable, sealing property is high, anti-interference
Ability is strong, the effect of service life length.
The utility model can be provided with positioning sleeve, the positioning sleeve bottom and collecting ring support frame at collecting ring support frame center
It is fixedly connected, the sealed circle in top is tightly connected with revolving body, to reach convenient to disassembly, accurate positioning effect.
The utility model due to using said structure, with rational in infrastructure, reliable, convenient disassembly, sealing property it is high,
Strong antijamming capability, service life length etc. are a little.
Brief description of the drawings：
Fig. 1 is structural representation of the present utility model.
Fig. 2 is Fig. 1 top view.
Fig. 3 is the sectional view of A-A in Fig. 2.
Fig. 4 is the sectional view of B-B in Fig. 2.
Embodiment：
The utility model is further illustrated below in conjunction with the accompanying drawings：
As shown in drawings, a kind of high lifting kind fire fighting truck Special rotating joint, including fire fighting truck turntable, subframe, revolution are led
Electric installation 24, revolving body 1 and fixed body 2, the revolving body 1 are provided with cable passage 11, hydraulic channel and central through hole, described
Hydraulic channel is made up of axial passage 7 and radial passage 8, and the fixed body oil inlet end of radial passage 8 is provided with oil inlet 9, described
Provided with revolution electric installation in fixed body 2, it is characterised in that connect provided with collecting ring support frame 12, wear ring 13, water pipe 17, rotation
First 20 and mounting flange 21, the revolution electric installation center is provided with center sleeve 22, and the central through hole of the revolving body 1 is with
Heart sleeve pipe is concentric and diameter is identical, and the lower end of revolving body 1 is through collecting ring support frame 12 and wear ring 13 and the conductive dress of revolution
Afflux rotor 502 in putting is fixedly connected, and is worn in the center sleeve and central through hole and is connected to water pipe 17, and with the water pipe
17 gaps coordinate, and cause leak in favor of avoiding water pipe 17 from producing friction with center sleeve 22 and central through hole, the water pipe
The rotated joint 20 in 17 upper ends is fixedly connected with fire fighting truck turntable, and lower end is fixedly connected through mounting flange 21 with subframe, not only
Meet fire-fighting requirements, but also reach high reliable, sealing property, strong antijamming capability, the effect of service life length,
The structure of swivel joint described in the utility model is prior art, and this is not repeated.
The utility model can be provided with positioning sleeve 23, the bottom of positioning sleeve 23 and collecting ring branch at collecting ring support frame center
Support 12 is fixedly connected, and the sealed circle in top is tightly connected with revolving body 1, to reach convenient to disassembly, accurate positioning work
With.
The utility model when mounted, prepares following part：Revolving body 1, fixed body 2, lower bolster 3, fixing bolt 4, collection
Flow ring 5, rotating seal ring 6, axial passage 7, radial passage 8, oil inlet 9, oil-out 10, cable passage 11, afflux ring bearing
Frame 12, wear ring 13, locating piece 18 and revolution electric installation, the revolution electric installation include sealing ring 14, collecting ring outer cover
15th, support plate 16, water pipe 17, cable fixing bolt 19, collecting ring 5 are made up of collecting ring stator 501 with afflux rotor 502.
Revolving body 1, collecting ring bearing support 12 constitute the rotor of swivel coupling, fixed body 2, lower bolster 3, afflux with afflux rotor 502
Ring stator 501, support plate 16 constitute the stator of swivel coupling, collecting ring bearing support 12 and revolving body 1, collection with collecting ring outer cover 15
Stream ring bearing frame 12 is bolted to connection with afflux rotor 502, and wear ring 13 is arranged on swivel coupling rotor with returning
Between adapter stator, wear ring 13 uses copper material, and oil inlet is arranged on the outside of fixed body with locating piece；Above-mentioned oil-out
It is arranged on directly over revolving body, axial passage 7, radial passage 8 are arranged inside revolving body 1, revolving body is run through in radial passage 8
1 with fixed body 2, and concentric with oil inlet 9, axial passage 7, radial passage 8, oil inlet 9 are with oil-out 10 for transmitting hydraulic pressure
Oil, cable passage 11 is arranged on inside revolving body 1, and cable fixing bolt 19 is arranged on directly over revolving body 1, and revolving body 1 is with consolidating
Determine to set rotating seal ring 6 between body 2, be all provided between collecting ring outer cover 15 and lower bolster 3, support plate 16 and collecting ring outer cover 15
Sealing ring 14 is put, whole swivel coupling upper end is fixedly connected through revolving body with fire fighting truck turntable, and lower end is through determining on fixed body
Position block is fixedly connected with subframe, and the central through hole of the revolving body and center sleeve are concentric and diameter is identical, the revolution
Body lower end is fixedly connected through collecting ring support frame and wear ring with the afflux rotor in revolution electric installation, the center sleeve
Water pipe is connected to being worn in central through hole, and is coordinated with the water pipe gap, and the rotated joint in water pipe upper end and fire fighting truck
Turntable is fixedly connected, and lower end is fixedly connected through mounting flange with subframe, is completed by fire fighting truck turntable around the centre of gyration
360 ° of continuous rotations, be not only able to ensure electric hydraulic system get on or off the bus between uninterrupted communication and transmission, be additionally, since water
Gap coordinates between pipe and center sleeve and central through hole, no friction, it is ensured that the fire-fighting requirements of fire fighting truck.
The utility model is due to using above-mentioned with regard to structure, with rational in infrastructure, reliable, convenient disassembly, sealing property
Height, strong antijamming capability, service life length etc. are a little.
Claims (2)
1. a kind of high lifting kind fire fighting truck Special rotating joint, including fire fighting truck turntable, subframe, revolution electric installation, revolving body
And fixed body, the revolving body is provided with conductive provided with revolution in cable passage, hydraulic channel and central through hole, the fixed body
Device, it is characterised in that provided with collecting ring support frame, wear ring, water pipe, swivel joint and mounting flange, the revolution conduction dress
Center is put provided with center sleeve, the central through hole of the revolving body and center sleeve are concentric and diameter is identical, the revolving body
Lower end is fixedly connected through collecting ring support frame and wear ring with the afflux rotor in revolution electric installation, the center sleeve and
Worn in central through hole and be connected to water pipe, and coordinated with the water pipe gap, the rotated joint in water pipe upper end and fire fighting truck turntable
It is fixedly connected, lower end is fixedly connected through mounting flange with subframe.
2. a kind of high lifting kind fire fighting truck Special rotating joint according to claim 1, it is characterised in that the collecting ring branch
Support center is provided with positioning sleeve, and the positioning sleeve bottom is fixedly connected with collecting ring support frame, the sealed circle in top and revolving body
It is tightly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720222984.7U CN206555614U (en) | 2017-03-08 | 2017-03-08 | High lifting kind fire fighting truck Special rotating joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720222984.7U CN206555614U (en) | 2017-03-08 | 2017-03-08 | High lifting kind fire fighting truck Special rotating joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206555614U true CN206555614U (en) | 2017-10-13 |
Family
ID=60362879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720222984.7U Active CN206555614U (en) | 2017-03-08 | 2017-03-08 | High lifting kind fire fighting truck Special rotating joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206555614U (en) |
-
2017
- 2017-03-08 CN CN201720222984.7U patent/CN206555614U/en active Active
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| GR01 | Patent grant |