CN214033572U - Foldable spreading arm of deicing fluid spraying vehicle for airport pavement - Google Patents
Foldable spreading arm of deicing fluid spraying vehicle for airport pavement Download PDFInfo
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- CN214033572U CN214033572U CN202022937403.2U CN202022937403U CN214033572U CN 214033572 U CN214033572 U CN 214033572U CN 202022937403 U CN202022937403 U CN 202022937403U CN 214033572 U CN214033572 U CN 214033572U
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- 238000003892 spreading Methods 0.000 title claims abstract description 32
- 230000007480 spreading Effects 0.000 title claims abstract description 29
- 238000005507 spraying Methods 0.000 title claims description 40
- 239000012530 fluid Substances 0.000 title claims description 19
- 239000007921 spray Substances 0.000 claims abstract description 42
- 238000003466 welding Methods 0.000 claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 208000017740 grade III prostatic intraepithelial neoplasia Diseases 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 8
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical group C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract description 4
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract 1
- 230000001737 promoting effect Effects 0.000 abstract 1
- 230000009471 action Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of the road surface deicing liquid sprays, especially, relate to a collapsible exhibition arm of airport road surface deicing liquid spray truck, its characterized in that includes through taking pedestal bearing I and taking pedestal bearing II with chassis frame looks articulated exhibition arm base arm, the exhibition arm upset support that is connected with this exhibition arm base arm, connect the diagonal draw bar of exhibition arm base arm and exhibition arm upset support, connect the pneumatic cylinder of exhibition arm base arm and exhibition arm upset support through promoting coupling assembling, spray bar that is connected with exhibition arm upset support through the spray bar support, a set of nozzle of equipartition on this spray bar, the solenoid valve of setting on exhibition arm upset support. The utility model has small occupied space after the folding of the spreading arm, can reduce the width of the whole vehicle, improve the ground clearance and greatly improve the running performance; the upturning structure is simple, the cost is low, the movement is reliable, and the torque provided by the hydraulic cylinder for overturning is continuously stable without dead angles; simple structure, reasonable layout and easy maintenance.
Description
Technical Field
The utility model belongs to the technical field of the road surface deicing liquid sprays, especially, relate to a collapsible exhibition arm of airport road surface deicing liquid spray truck.
Background
The spraying vehicle for the deicing liquid on the airport pavement is mainly used for spraying the anti (deicing) liquid on the airport runway and the pavement in the airport operation area in winter to prevent the airport pavement from being frozen, and the spraying operation width is generally more than 15 meters. The spraying medium is the liquid snow melting deicing agent, the requirement on the spraying uniformity degree of the deicing liquid on the airport pavement is higher, except that the products of individual manufacturers adopt the nozzles to spray intensively, the nozzles of the spraying vehicles produced by most other manufacturers are uniformly distributed, and therefore the spraying spreading arm becomes an important component configuration of the vehicle type.
Except the nozzle, still install on the exhibition arm and spray pole, spray pipeline, solenoid valve and warning light etc. exhibition arm needs to have sufficient intensity and rigidity and guarantees that it carries out the safe operation of traveling under the expansion condition. In addition, the arm needs to be retracted after the work is finished and driven away from the work area as soon as possible. Because the existing spraying spreading arm is long in length, the ground clearance of the nozzle is less than 400mm, and the spreading arm spraying rod is withdrawn to the outer side of the rear axle tire, the whole width of the deicing fluid spraying vehicle is large after the spreading arm is withdrawn, and is about three meters generally. This problem leads to a decrease in the driving performance of the spray vehicle, such as the driver's cab rearview mirror line of sight blocking, an increase in the width of passage, and the need to disassemble the spray bar when driving at high speed.
Disclosure of Invention
The utility model aims at providing a collapsible exhibition arm of airport pavement deicing fluid spray truck has folding function, lies in rear axle tire top after the exhibition arm is folding, and compact structure is and reasonable.
The purpose of the utility model is realized by the following technical scheme:
the utility model discloses a collapsible exhibition arm of airport pavement deicing fluid spray truck, which is characterized in that the foldable exhibition arm comprises an exhibition arm base arm hinged with a chassis frame through a belt seat bearing I and a belt seat bearing II, an exhibition arm overturning bracket connected with the exhibition arm base arm, a diagonal draw bar connecting the exhibition arm base arm and the exhibition arm overturning bracket, a hydraulic cylinder connecting the exhibition arm base arm and the exhibition arm overturning bracket through a lifting connecting component, a spray bar connected with the exhibition arm overturning bracket through a spray bar bracket, a group of nozzles uniformly distributed on the spray bar, and a solenoid valve arranged on the exhibition arm overturning bracket,
the base arm of the display arm comprises a bearing seat I welded on the base arm of the display arm through a side plate of the display arm and a bearing seat fixing plate, a hydraulic cylinder fixing lug plate fixed on the base arm of the display arm through a pull rod fixing plate and a fixing bent plate, a bearing I and a bearing II arranged on the bearing seat I, wherein the hydraulic cylinder is fixed and hinged with the hydraulic cylinder fixing lug plate through a pin shaft,
the extension arm overturning support comprises a central shaft tube, a fixed rectangular tube V connected with the central shaft tube through a fixed rectangular tube I and a fixed rectangular tube IV, a fixed rectangular tube II connected with the central shaft tube and the fixed rectangular tube I, a fixed rectangular tube III connected with the central shaft tube and the fixed rectangular tube IV, reinforcing plates arranged among the central shaft tube, the fixed rectangular tube III and the fixed rectangular tube IV, a plurality of groups of welding joint bodies arranged on the central shaft tube and communicated with the central shaft tube, a fixed lug plate I and a fixed lug plate II arranged on the fixed rectangular tube V, and a bearing seat II hinged with the shaft head of the central shaft tube through a bearing III,
the electromagnetic valve is fixed on each welding joint body and is connected to the spray rod through a hose II,
the central axis pipe of exhibition arm upset support is followed bearing frame I in pass, through bearing I and bearing II with exhibition arm base arm fixed and articulated, the axle tail spindle nose of central axis pipe has connected gradually rotary joint, takeover and hose, and this hose connection is to the water pump delivery port.
The electromagnetic valve is connected with the spraying rod through a hose II.
The plurality of groups of welding joint bodies are 2-3 groups, and each group of welding joint body comprises two welding joint bodies.
The other end of the diagonal draw bar is fixedly connected with a pull rod fixing plate on the base arm of the spreading arm through a bolt and a nut.
The spray rod bracket comprises a butt pipe clamp, a fixed connecting plate and a pipe clamp pressing plate which are respectively fixed on the upper surface and the lower surface of the butt pipe clamp, a fixed rectangular pipe VI fixed on the fixed connecting plate, a rib plate fixed between the fixed connecting plate and the fixed rectangular pipe VI, the fixed lug plate I is fixedly connected with the fixed rectangular pipe VI through a bolt, the fixed lug plate II is fixedly connected with the fixed rectangular pipe VI through a connecting plate,
the spraying rod is clamped and fixed by the opposite pipe-installing clamp.
The lifting connecting assembly comprises a main connecting plate, an auxiliary connecting plate I, an auxiliary connecting plate II, an upturning fixing plate and a limiting pin shaft, wherein the auxiliary connecting plate I is hinged with the main connecting plate I through a pin shaft I, the auxiliary connecting plate II is hinged with the auxiliary connecting plate I through a pin shaft II, one end of the upturning fixing plate is hinged with the auxiliary connecting plate II through a pin shaft III, the other end of the upturning fixing plate is hinged with the main connecting plate through a pin shaft IV, the limiting pin shaft is fixed on the upturning fixing plate, and the upturning fixing plate is welded and fixed with a central shaft tube of the display arm overturning support.
The utility model has the advantages that:
(1) the foldable unfolding arm of the deicing fluid spraying vehicle for the airport pavement has small occupied space after being folded, can reduce the width of the whole vehicle, improve the ground clearance and greatly improve the running performance;
(2) the foldable spreading arm of the deicing fluid spraying vehicle for the airport pavement has the advantages of simple upturning structure, low cost and reliable movement, the spreading arm overturning part is pulled by the linear motion hydraulic cylinder to carry out reciprocating rotation of 170 degrees up and down, and the torque for overturning provided by the hydraulic cylinder is continuously stable without dead angles;
(3) the foldable extending arm of the deicing fluid spraying vehicle for the airport pavement of the utility model has stable angular speed of up-and-down turning motion of the extending arm and no over-fast or over-slow phenomenon;
(4) the utility model discloses a collapsible exhibition arm of airport pavement deicing fluid spray truck, water spray pipeline pass at centre of rotation, draw forth solenoid valve and water spray hose connection to spray rod by the center tube, simple and direct, rationally distributed, easy to maintain of structure.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is the utility model discloses promote coupling assembling and spray rod support's structural schematic.
Fig. 3 is a schematic structural view of the folded fig. 2 of the present invention.
Fig. 4 is a schematic structural view of the arm turning support of the present invention.
Fig. 5 is a schematic structural view of the upturning fixing plate of the present invention.
Detailed Description
The following further describes the embodiments of the present invention with reference to the drawings.
As shown in fig. 1-5, the foldable arm of the spraying vehicle for deicing fluid on airport pavement of the present invention is characterized in that it comprises an arm-base arm 1 hinged to a chassis frame via a bearing with a seat i 20 and a bearing with a seat ii 21, an arm-turning support 2 connected to the arm-base arm 1, diagonal members 3 connecting the arm-base arm 1 and the arm-turning support 2, a hydraulic cylinder 4 connecting the arm-base arm 1 and the arm-turning support 2 via a lifting connection assembly 8, a spraying rod 5 connected to the arm-turning support 2 via a spraying rod support 16, a set of nozzles 6 uniformly distributed on the spraying rod 5, and a solenoid valve 7 disposed on the arm-turning support 2,
the exhibition arm base arm 1 comprises a bearing seat I1-1 welded on the exhibition arm base arm 1 through exhibition arm side plates 1-2 and bearing seat fixing plates 1-3, a hydraulic cylinder fixing lug plate 1-4 fixed on the exhibition arm base arm 1 through a pull rod fixing plate 1-5 and a fixing bent plate 1-6, a bearing I9 and a bearing II 10 arranged on the bearing seat I1-1, the hydraulic cylinder 4 and the hydraulic cylinder fixing lug plate 1-4 are fixed and hinged through a pin shaft 17,
the arm-expanding overturning bracket 2 comprises a central shaft tube 2-1, a fixed moment tube V2-7 connected with the central shaft tube 2-1 through a fixed moment tube I2-3 and a fixed moment tube IV 2-6, a fixed moment tube II 2-4 connected with the central shaft tube 2-1 and the fixed moment tube I2-3, a fixed moment tube III 2-5 connected with the central shaft tube 2-1 and the fixed moment tube IV 2-6, a reinforcing plate 2-8 arranged among the central shaft tube 2-1, the fixed moment tube III 2-5 and the fixed moment tube IV 2-6, a plurality of groups of welding joint bodies 2-11 arranged on the central shaft tube 2-1 and communicated with the central shaft tube 2-1, and a fixed lug plate I2-9 and a fixed lug plate II 2-10 arranged on the fixed moment tube 2-7, a bearing seat II 18 hinged with the shaft end shaft head 2-2 of the central shaft tube 2-1 through a bearing III 19,
the electromagnetic valve 7 is fixed on each welding joint body 2-11, the electromagnetic valve 7 is connected to the spray rod 5 through a hose II 15,
the central shaft tube 2-1 of exhibition arm upset support 2 follow bearing frame I1-1 in pass, through bearing I9 and bearing II 10 with exhibition arm base arm 1 fixed and articulated, the axle tail spindle nose of central shaft tube 2-1 connects gradually rotary joint 11, takeover 12 and hose 13, and this hose 13 is connected to the water pump delivery port.
The electromagnetic valve 7 is connected with the spraying rod 5 through a hose II 15.
The plurality of groups of welding joint bodies 2-11 are 2-3 groups, and each group of welding joint bodies 2-11 comprises two welding joint bodies 2-11.
The other end of the diagonal draw bar 3 is fixedly connected with the pull rod fixing plate 1-5 on the arm base arm 1 through a bolt and a nut.
The spray rod bracket 16 comprises a pair of pipe clamps 16-4, a fixed connecting plate 16-3 and a pipe clamp pressing plate 16-5 which are respectively fixed on the upper surface and the lower surface of the pair of pipe clamps 16-4, a fixed rectangular pipe VI 16-1 fixed on the fixed connecting plate 16-3, a rib plate 16-2 fixed between the fixed connecting plate 16-3 and the fixed rectangular pipe VI 16-1, a fixed lug plate I2-9 is fixedly connected with the fixed rectangular pipe VI 16-1 through a bolt, a fixed lug plate II 2-10 is fixedly connected with the fixed rectangular pipe VI 16-1 through a connecting plate 14,
the spray rod 5 is clamped and fixed by the opposite pipe-loading clamp 16-4.
The lifting connection assembly 8 comprises a main connection plate 8-1, an auxiliary connection plate I8-2 hinged with the main connection plate 8-1 through a pin shaft I8-5, an auxiliary connection plate II 8-3 hinged with the auxiliary connection plate I8-2 through a pin shaft II 8-6, an upturning fixing plate 8-4 with one end hinged with the auxiliary connection plate II 8-3 through a pin shaft III 8-7 and the other end hinged with the main connection plate 8-1 through a pin shaft IV 8-8, a limiting pin shaft 8-9 fixed on the upturning fixing plate 8-4, and the upturning fixing plate 8-4 is welded and fixed with a central shaft tube 2-1 of the display arm overturning support 2.
The utility model discloses a collapsible exhibition arm of airport pavement deicing fluid spray truck, exhibition arm base arm 1 are fixed on chassis frame, and are articulated through taking pedestal bearing I20 and taking pedestal bearing II 21, are fixed with bearing frame I1-1 on exhibition arm base arm 1, and bearing frame I1-1 is through exhibition arm curb plate 1-2 and bearing frame fixed plate 1-3 and exhibition arm base arm 1 welded fastening.
A central shaft tube 2-1 of the arm-spreading overturning support 2 penetrates through a bearing seat I1-1 and is fixed and hinged with an arm-spreading base arm 1 through a bearing I9 and a bearing II 10, a shaft tail shaft head at the other end of the central shaft tube 2-1 is connected and communicated with a rotary joint 11, a connecting pipe 12 and a hose 13 sequentially through threads, and the hose 13 is connected to a water outlet of a water pump.
As shown in FIG. 4, the arm-expanding overturning bracket 2 is formed by welding a central shaft tube 2-1, a shaft end shaft head 2-2, a fixed rectangular tube I2-3, a fixed rectangular tube II 2-4, a fixed rectangular tube III 2-5, a fixed rectangular tube IV 2-6, a fixed rectangular tube V2-7, a reinforcing plate 2-8, a fixed lug plate I2-9, a fixed lug plate II 2-10 and a welding joint body 2-11, wherein the central shaft tube 2-1 is communicated with the welding joint body 2-11. The electromagnetic valve 7 is fixed on the welding joint bodies 2-11, and the electromagnetic valve 7 is connected to the spray rod 5 through a hose 15.
The shaft end shaft head 2-2 is fixed and hinged with the bearing seat II 18 through a bearing III 19, the diagonal draw bar 3 is fixedly connected with the bearing seat II 18 through a bolt and a nut, the other end of the diagonal draw bar 3 is fixedly connected with a draw bar fixing plate 1-5 on the arm base arm 1 through a bolt and a nut, and the diagonal draw bar 3 can play a role in strengthening the strength of the arm overturning support 2.
The fixed ear plates I2-9 are fixedly connected with the spray rod support 16 through bolts, the fixed ear plates II 2-10 are fixed with one end of the connecting plate 14 through bolts, and the other end of the connecting plate 14 is also fixedly connected with the spray rod support 16 through bolts.
The spraying rod support 16 consists of a fixed rectangular tube VI 16-1, a rib plate 16-2, a fixed connecting plate 16-3, a pipe fitting clamp 16-4, a pipe clamp pressing plate 16-5 and a bolt and a nut, wherein the fixed rectangular tube VI 16-1, the rib plate 16-2 and the fixed connecting plate 16 are mutually welded and fixed, the fixed connecting plate 16-3, the pipe fitting clamp 16-4 and the pipe clamp pressing plate 16-5 are sequentially connected through the bolt and the nut, and the spraying rod 5 is clamped and fixed through the pipe fitting clamp.
A plurality of nozzles 6 are uniformly distributed on the spraying rod 5, and the nozzles 6 are controlled by an electromagnetic valve 7 to open and close the spraying.
The exhibition arm base arm 1 is also fixed with hydraulic cylinder fixing lug plates 1-4 which are welded and fixed with the exhibition arm base arm 1 through pull rod fixing plates 1-5 and fixing bent plates 1-6, and the hydraulic cylinder 4 is fixed and hinged with the hydraulic cylinder fixing lug plates 1-4 through a pin shaft 17.
The other end of the hydraulic cylinder 4 is fixedly connected with the arm-spreading overturning bracket 2 through a lifting connecting assembly 8, and the lifting connecting assembly 8 consists of a main connecting plate 8-1, an auxiliary connecting plate I8-2, an auxiliary connecting plate II 8-3, an upturning fixing plate 8-4, a pin shaft I8-5, a pin shaft II 8-6, a pin shaft III 8-7, a pin shaft IV 8-8 and a limiting pin shaft 8-9. One end of the main connecting plate 8-1 and one end of the auxiliary connecting plate I8-2 are connected and hinged with the rod end of the hydraulic cylinder 4 through a pin shaft I8-5, the other end of the auxiliary connecting plate I8-2 is connected and hinged with the auxiliary connecting plate II 8-3 through a pin shaft II 8-6, the other ends of the main connecting plate 8-1 and the auxiliary connecting plate II 8-3 are connected and hinged with two ends of the upturning fixing plate 8-4 through a pin shaft III 8-7 and a pin shaft IV 8-8 respectively, a limiting pin shaft 8-9 is fixed on the upturning fixing plate 8-4, and the fixed position is shown in the figure, and the upturning fixing plate 8-4 is welded and fixed with the central shaft tube 2-1 of the display arm overturning bracket 2.
The utility model discloses the working process of collapsible exhibition arm is: after the spraying operation is finished, the operation position of the spreading arm is as shown in fig. 1 and fig. 2, when the spreading arm needs to be folded, the hydraulic cylinder 4 is contracted to provide pulling force to act on the main connecting plate 8-1, at the moment, the side surface of the main connecting plate 8-1 is in close contact with the limiting pin shaft 8-9 under the action of gravity and reaction force, so that the lifting connecting assembly 8 forms a temporary rigid whole, the spreading arm overturning support 2, the spray rod support 16, the spray rod 5 and the nozzle 6 are driven to integrally rotate upwards and fold, and the folding is as shown in fig. 3. When the arm needs to be opened, the hydraulic cylinder 4 stretches out, and the arm overturning support 2, the spraying rod support 16, the spraying rod 5 and the nozzle 6 are integrally rotated downwards to the working position of fig. 2 under the action of gravity to perform spraying operation.
The foldable unfolding arm of the deicing fluid spraying vehicle for the airport pavement can be folded upwards, has compact structure after being folded, can reduce the width of the whole vehicle, improve the ground clearance and greatly improve the running performance; the upturning structure is simple, the cost is low, the movement is reliable, the turning part of the display arm is pulled by the linear movement hydraulic cylinder 4 to carry out vertical reciprocating rotation of 170 degrees, and the torque provided by the hydraulic cylinder 4 for turning is continuously stable without dead angles; the angular speed of the up-and-down turning motion of the spreading arm is stable, and the phenomena of over-speed and over-slow are avoided; the utility model discloses a collapsible exhibition arm of airport pavement deicing fluid spray truck, water spray pipe pass at centre of rotation, are connected to spray bar 5 by central axis pipe 2-1 extraction solenoid valve 7 and water spray hose II 15, simple structure, rationally distributed, easy to maintain.
Claims (6)
1. A foldable spreading arm of a spraying vehicle for deicing fluid on a airport pavement is characterized by comprising a spreading arm base arm, a spreading arm overturning support, a diagonal draw bar, a hydraulic cylinder, a spray bar, a group of nozzles and an electromagnetic valve, wherein the spreading arm base arm is hinged with a chassis frame through a base bearing I and a base bearing II, the spreading arm overturning support is connected with the spreading arm base arm, the diagonal draw bar is connected with the spreading arm base arm and the spreading arm overturning support, the hydraulic cylinder is connected with the spreading arm base arm and the spreading arm overturning support through a lifting connecting assembly, the spray bar is connected with the spreading arm overturning support through a spray bar support, the nozzles are uniformly distributed on the spray bar, the electromagnetic valve is arranged on the spreading arm overturning support,
the base arm of the display arm comprises a bearing seat I welded on the base arm of the display arm through a side plate of the display arm and a bearing seat fixing plate, a hydraulic cylinder fixing lug plate fixed on the base arm of the display arm through a pull rod fixing plate and a fixing bent plate, a bearing I and a bearing II arranged on the bearing seat I, wherein the hydraulic cylinder is fixed and hinged with the hydraulic cylinder fixing lug plate through a pin shaft,
the extension arm overturning support comprises a central shaft tube, a fixed rectangular tube V connected with the central shaft tube through a fixed rectangular tube I and a fixed rectangular tube IV, a fixed rectangular tube II connected with the central shaft tube and the fixed rectangular tube I, a fixed rectangular tube III connected with the central shaft tube and the fixed rectangular tube IV, reinforcing plates arranged among the central shaft tube, the fixed rectangular tube III and the fixed rectangular tube IV, a plurality of groups of welding joint bodies arranged on the central shaft tube and communicated with the central shaft tube, a fixed lug plate I and a fixed lug plate II arranged on the fixed rectangular tube V, and a bearing seat II hinged with the shaft head of the central shaft tube through a bearing III,
the electromagnetic valve is fixed on each welding joint body and is connected to the spray rod through a hose II,
the central axis pipe of exhibition arm upset support is followed bearing frame I in pass, through bearing I and bearing II with exhibition arm base arm fixed and articulated, the axle tail spindle nose of central axis pipe has connected gradually rotary joint, takeover and hose, and this hose connection is to the water pump delivery port.
2. The foldable arm of the spraying vehicle for deicing fluid for airport pavement according to claim 1, wherein said solenoid valve is connected to said spraying rod through a hose ii.
3. The foldable arm of the spraying vehicle for deicing fluid for airport pavement according to claim 1, wherein said plurality of sets of welding joint bodies are 2-3 sets, each set of welding joint bodies comprises two welding joint bodies.
4. The foldable stretching arm of the spraying vehicle for the deicing fluid on the airport pavement according to claim 1, wherein the diagonal draw bar is fixedly connected with the bearing seat II through a bolt and a nut, and the other end of the diagonal draw bar is fixedly connected with a draw bar fixing plate on the stretching arm base arm through a bolt and a nut.
5. The foldable spreading arm of the spraying vehicle for the deicing fluid on the airport pavement according to claim 1, wherein the spraying rod bracket comprises a butt-pipe clamp, a fixed connecting plate and a pipe clamp pressing plate which are respectively fixed on the upper surface and the lower surface of the butt-pipe clamp, a fixed rectangular pipe VI fixed on the fixed connecting plate, and a rib plate fixed between the fixed connecting plate and the fixed rectangular pipe VI, the fixed lug plate I is fixedly connected with the fixed rectangular pipe VI through a bolt, the fixed lug plate II is fixedly connected with the fixed rectangular pipe VI through a connecting plate,
the spraying rod is clamped and fixed by the opposite pipe-installing clamp.
6. The foldable spreading arm of the spraying vehicle for the deicing fluid on the airport pavement according to claim 1, wherein the lifting connection assembly comprises a main connection plate, an auxiliary connection plate I hinged to the main connection plate through a pin I, an auxiliary connection plate II hinged to the auxiliary connection plate I through a pin II, an upturned fixing plate with one end hinged to the auxiliary connection plate II through a pin III and the other end hinged to the main connection plate through a pin IV, and a limit pin fixed on the upturned fixing plate, wherein the upturned fixing plate is welded and fixed to a central shaft tube of the spreading arm overturning bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022937403.2U CN214033572U (en) | 2020-12-10 | 2020-12-10 | Foldable spreading arm of deicing fluid spraying vehicle for airport pavement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022937403.2U CN214033572U (en) | 2020-12-10 | 2020-12-10 | Foldable spreading arm of deicing fluid spraying vehicle for airport pavement |
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| CN214033572U true CN214033572U (en) | 2021-08-24 |
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| CN202022937403.2U Active CN214033572U (en) | 2020-12-10 | 2020-12-10 | Foldable spreading arm of deicing fluid spraying vehicle for airport pavement |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112252263A (en) * | 2020-12-10 | 2021-01-22 | 鞍山森远路桥股份有限公司 | Foldable spreading arm of deicing fluid spraying vehicle for airport pavement |
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2020
- 2020-12-10 CN CN202022937403.2U patent/CN214033572U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112252263A (en) * | 2020-12-10 | 2021-01-22 | 鞍山森远路桥股份有限公司 | Foldable spreading arm of deicing fluid spraying vehicle for airport pavement |
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