CN220608935U - Lifting jet fire truck - Google Patents
Lifting jet fire truck Download PDFInfo
- Publication number
- CN220608935U CN220608935U CN202321985110.9U CN202321985110U CN220608935U CN 220608935 U CN220608935 U CN 220608935U CN 202321985110 U CN202321985110 U CN 202321985110U CN 220608935 U CN220608935 U CN 220608935U
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- oil pump
- fire truck
- control box
- driving device
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 230000003028 elevating effect Effects 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 claims description 2
- 238000005457 optimization Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model belongs to the technical field of fire truck design, and particularly provides a lifting jet fire truck, which comprises a control box, an emergency power unit and a hydraulic driving device; the oil way of the hydraulic driving device is respectively connected with the arm support and the supporting leg; the emergency power unit comprises a standby power supply, a direct current motor and an emergency oil pump, wherein the direct current motor is connected with the emergency oil pump; the direct current motor is connected with a standby power supply through an emergency switch; the emergency oil pump is connected to the hydraulic driving device through an oil way and an electromagnetic valve; the electromagnetic valve and the hydraulic driving device are respectively connected with the control box. When the power system of the main vehicle fails, the emergency switch is pressed down to enable the emergency oil pump to start working, the oil way is communicated, the handle of each control valve for getting on and off the vehicle is operated to realize the depression and rotation actions of the arm support and the retraction actions of the supporting legs, the arm support falls back to the supporting frame, and the supporting legs are retracted to the position to complete the emergency retraction of the vehicle. The intelligent firefighter intelligent firefighter has the advantages of reasonable structure, high practicability, convenience in operation and high intelligent degree, and the firefighter working efficiency is greatly improved.
Description
Technical Field
The utility model relates to the technical field of fire truck design, in particular to a lifting jet fire truck.
Background
Fire engines, also known as fire engines, are vehicles designed and manufactured to be suitable for firefighters to take, equip various fire-fighting equipment or fire extinguishing agents as required for firefighting forces to use for fire extinguishment, auxiliary fire extinguishment or fire rescue. Fire engines can transport firefighters to a disaster site and provide a variety of tools for performing disaster relief tasks. The fire disaster of the high-rise building has the characteristics of high fire spreading speed, difficult personnel evacuation, high fire disaster suppression difficulty and the like, and when the self fire extinguishing system of the building has the condition of insufficient design or maintenance, once the fire in the building is extinguished in time, or the fire in the outer layer is extinguished, the danger in a larger range can be brought.
Aiming at high-rise fire, the current application is that the lifting jet fire truck is widely used. The elevating jet fire truck consists of folding telescopic arm structure, electric remote control fire monitor, tank and two kinds of chassis, the arm frame is basic arm, and the electronic remote control fire monitor is installed in the arm end.
The existing elevating jet fire truck has the problem of lacking an emergency device, and when the main power unit fails, the truck cannot act under extremely severe working conditions, and the emergency truck collecting function cannot be realized.
Disclosure of Invention
The utility model provides a lifting jet fire truck, which is used in the prior art, has the condition of lacking an emergency device, and can not realize the emergency truck collecting function when a vehicle can not act under extremely severe working conditions when a main power unit fails.
The technical scheme of the utility model provides a lifting jet fire truck, which comprises a control box, an emergency power unit and a hydraulic driving device; the oil way of the hydraulic driving device is respectively connected with the arm support and the supporting leg;
the emergency power unit comprises a standby power supply, a direct current motor and an emergency oil pump, wherein the direct current motor is connected with the emergency oil pump; the direct current motor is connected with a standby power supply through an emergency switch; the emergency oil pump is connected to the hydraulic driving device through an oil way and an electromagnetic valve;
the electromagnetic valve and the hydraulic driving device are respectively connected with the control box.
An emergency power unit is arranged in the equipment box, when a main vehicle power system fails, an emergency switch is pressed down, a direct current motor is connected with a standby power supply, an emergency oil pump starts to work, an oil circuit is connected, the handle of each control valve of the upper and lower vehicles is operated to realize the downward depression and rotation actions of the arm support and the retraction actions of the supporting legs, the arm support falls back to the supporting frame, and the supporting legs are retracted to complete emergency vehicle retraction. The intelligent firefighter intelligent firefighter has the advantages of reasonable structure, high practicability, convenience in operation and high intelligent degree, and the firefighter working efficiency is greatly improved.
As the preference of the technical scheme of the utility model, the tail end of cantilever crane is provided with the inclination sensor that is used for real-time supervision cantilever crane travel angle, and inclination sensor is connected with the control box.
The arm support comprises an upper arm and a lower arm;
the upper arm is provided with an upper arm inclination sensor, and the lower arm is provided with a lower arm inclination sensor.
The arm support is provided with an inclination angle sensor which is connected with the control box to form a safety protection device, so that the arm support is limited to act, and the arm support is ensured to operate within a safety range.
As the optimization of the technical proposal of the utility model, the hydraulic driving device comprises an oil pump and a vertical oil cylinder connected with the oil pump through an oil way; the oil pump is connected with the power takeoff switch.
When the main vehicle power system works normally, the oil pump of the hydraulic driving device takes power from the main vehicle power system, and when the main vehicle power system fails, the emergency oil pump starts to work through the standby power supply to connect with the oil circuit to realize emergency vehicle collection. Only the vertical oil cylinder is arranged to control the supporting legs to lift, namely, when one key is used for leveling, the four supporting legs do not need to stretch horizontally, and the vertical oil cylinder directly drives the supporting legs to prop up the ground and level. The leveling time is shortened, and the fire rescue work is facilitated.
The hydraulic driving device also comprises a main valve, a hydraulic pipeline and a hydraulic lock, so that the lifting function of the supporting leg is guaranteed, and the hydraulic lock generates back pressure to prevent the supporting leg from settling, thereby playing a role in protection.
As the preference of the technical scheme of the utility model, be provided with vertical sensor on the landing leg, vertical sensor is connected with the control box. The support leg is provided with a vertical sensor, and is connected with the hydraulic driving device through the support leg controller, and after the horizontal oil cylinder is canceled, only the vertical oil cylinder is reserved for lifting, so that the unfolding time of the support leg can be reduced.
As the optimization of the technical scheme of the utility model, the fire engine comprises a second class chassis and a water tank arranged on the second class chassis, the top end of the arm support is provided with a fire monitor, and the water tank is also connected with a fire pump through an electromagnetic valve;
the electromagnetic valve is connected with a pneumatic valve, and the pneumatic valve is connected to the fire monitor through a waterway;
the fire pump and the electromagnetic valve are respectively connected with the control box.
As the preference of the technical scheme of the utility model, be provided with level sensor on the water tank, level sensor is connected with the control box.
The water tank is connected with the auxiliary frame through an elastic support, a liquid level sensor is arranged on the water tank, and the water tank is connected to the PLC; the control box is connected with each solenoid valve, and the solenoid valve is connected with the pneumatic valve, and the pneumatic valve passes through water route connection to fire control water cannon, mainly used high-rise building's rescue of putting out a fire.
As the optimization of the technical proposal of the utility model, a PLC controller, a landing leg controller and a main controller are arranged in the control box; the PLC controller and the supporting leg controller are respectively connected with the main controller; the control box is also provided with an operation table and a display which are connected with the main controller;
the liquid level sensor and the inclination sensor are respectively connected with the PLC; the inclination sensor is fixed at the tail end of the arm support through a bolt, is connected to the PLC through a circuit, and controls the action of the arm support through the PLC.
The vertical sensor is connected with the support leg controller.
As the optimization of the technical scheme of the utility model, the water tank is connected with the auxiliary frame through elastic support. The two sides of the front and rear cross beams of the auxiliary frame body of the fire truck are respectively provided with a supporting leg, the supporting legs are hydraulic supporting legs connected with a hydraulic driving device, when in operation, the hydraulic supporting legs extend out and are supported on the ground,
as the preferable choice of the technical proposal of the utility model, the emergency switch is arranged on the control box; an equipment box is arranged in front of the water tank;
the direct current motor and the emergency oil pump are arranged in the equipment box.
Preferably, the standby power supply comprises a chassis storage battery or a standby battery arranged in the equipment box.
From the above technical scheme, the utility model has the following advantages: an emergency unit is additionally arranged to provide an emergency vehicle collecting function under extremely severe working conditions; the arm support is added with a safety device and an electric control device, so that the operation is more convenient.
In addition, the utility model has reliable design principle, simple structure and very wide application prospect.
It can be seen that the present utility model has outstanding substantial features and significant advances over the prior art, as well as its practical advantages.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the description of the embodiments or the prior art will be briefly described below, and it will be obvious to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.
FIG. 1 is a schematic connection block diagram of an emergency power unit in an embodiment of the utility model.
Fig. 2 is a schematic view of a fire engine according to an embodiment of the present utility model.
Fig. 3 is a schematic view of an installation position of an inclination sensor according to an embodiment of the present utility model.
Detailed Description
In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
As shown in fig. 1 and 2, the technical scheme of the utility model provides a lifting jet fire truck, which comprises a control box 5, an emergency power unit 8 and a hydraulic driving device 11; the oil way of the hydraulic driving device 11 is respectively connected with the arm support 2 and the supporting legs;
the emergency power unit 8 comprises a standby power supply, a direct current motor and an emergency oil pump, wherein the direct current motor is connected with the emergency oil pump; the direct current motor is connected with a standby power supply through an emergency switch; the emergency oil pump is connected to the hydraulic driving device 11 through an oil way and an electromagnetic valve;
the solenoid valve and the hydraulic drive 11 are connected to the control box 5.
An emergency power unit is arranged in the equipment box, when a main car power system fails, an emergency switch is pressed down to enable a direct current motor to be connected with a standby power supply, an emergency oil pump starts to work, an oil circuit is connected, the handle of each control valve of the upper car and the lower car is operated to realize the depression and rotation of the arm support 2 and the retraction of the supporting legs, the arm support 2 falls back to the supporting frame, and the supporting legs are retracted to the position to complete emergency car retraction. The intelligent firefighter intelligent firefighter has the advantages of reasonable structure, high practicability, convenience in operation and high intelligent degree, and the firefighter working efficiency is greatly improved.
In some embodiments, as shown in fig. 3, the tail end of the arm support 2 is provided with an inclination sensor for monitoring the movement angle of the arm support in real time, and the inclination sensor is connected with the control box 5. The inclination sensor is fixed at the tail end of the arm support 2 through bolts; in the embodiment, a PLC controller is arranged in the control box, and the inclination sensor is connected with the PLC controller;
the arm support 2 comprises an upper arm and a lower arm;
the upper arm is provided with an upper arm inclination sensor 7, and the lower arm is provided with a lower arm inclination sensor 10.
The arm support is provided with an inclination angle sensor which is connected with the control box to form a safety protection device, so that the arm support is limited to act, and the arm support is ensured to operate within a safety range. Those skilled in the art know that the control logic of a typical boom is: (1) the included angle between the lifting of the upper arm and the horizontal is 40 degrees or more, and the lifting of the lower arm is started.
(2) The included angle between the lifting of the lower arm and the horizontal angle is 25 degrees or more, and the boom system starts to rotate.
(3) Upper arm limit: the included angle between the upper arm and the horizontal is less than or equal to 75 degrees, and the included angle between the upper arm and the lower arm is 40-155 degrees; the upper arm is logically stronger than the lower arm.
(4) The upper arm is lifted by 25 degrees or more, and the boom system can only perform water-taking operation, namely can only perform operation in a revolving state.
In some embodiments, the hydraulic drive device comprises an oil pump, and the oil pump is connected with a vertical oil cylinder through an oil way; the oil pump is connected with the power takeoff switch;
when the main vehicle power system works normally, the oil pump of the hydraulic driving device takes power from the main vehicle power system, and when the main vehicle power system fails, the emergency oil pump starts to work through the standby power supply to connect with the oil circuit to realize emergency vehicle collection. Only the vertical oil cylinder is arranged to control the supporting legs to lift, namely, when one key is used for leveling, the four supporting legs do not need to stretch horizontally, and the vertical oil cylinder directly drives the supporting legs to prop up the ground and level. The leveling time is shortened, and the fire rescue work is facilitated.
The hydraulic driving device also comprises a main valve, a hydraulic pipeline and a hydraulic lock, so that the lifting function of the supporting leg is guaranteed, and the hydraulic lock generates back pressure to prevent the supporting leg from settling, thereby playing a role in protection.
In some embodiments, the legs are provided with vertical sensors, which are connected to the control box 5. The vertical sensor is arranged on the supporting leg, the supporting leg controller is further arranged in the control box 5 and connected with the hydraulic driving device, and after the horizontal oil cylinder is canceled, only the vertical oil cylinder is reserved for lifting, so that the unfolding time of the supporting leg can be reduced.
The fire engine comprises a second-class chassis 1 and a water tank 3 arranged on the second-class chassis 1, a fire monitor 6 is arranged at the top end of the arm support 2, and the water tank 3 is also connected with a fire pump 4 through an electromagnetic valve;
the electromagnetic valve is connected with a pneumatic valve, and the pneumatic valve is connected to the fire monitor 6 through a waterway;
the fire pump 4 and the electromagnetic valve are respectively connected with the control box 5.
The water tank 3 is provided with a liquid level sensor which is connected with the control box 5.
The water tank is connected with the auxiliary frame through an elastic support, and a liquid level sensor is arranged on the water tank and connected to the PLC; the control box is connected with each solenoid valve, and the solenoid valve is connected with the pneumatic valve, and the pneumatic valve passes through water route connection to fire control water cannon, mainly used high-rise building's rescue of putting out a fire.
In practical application, a main controller is also arranged in the control box 5; the PLC controller and the supporting leg controller are respectively connected with the main controller; the control box 5 is also provided with an operation table and a display which are connected with the main controller;
the water tank 3 is connected with a subframe 9 through an elastic support. The two sides of the front and rear cross beams of the auxiliary frame body of the fire truck are respectively provided with a supporting leg, the supporting legs are hydraulic supporting legs connected with a hydraulic driving device, when in operation, the hydraulic supporting legs extend out and are supported on the ground,
in the embodiment of the utility model, the emergency switch is arranged on the control box 5; an equipment box 12 is arranged in front of the water tank; the dc motor and the emergency oil pump are disposed in the equipment box 12.
The backup power source includes a chassis battery or a backup battery disposed within the equipment cabinet 12.
Although the present utility model has been described in detail by way of preferred embodiments with reference to the accompanying drawings, the present utility model is not limited thereto. Various equivalent modifications and substitutions may be made in the embodiments of the present utility model by those skilled in the art without departing from the spirit and scope of the present utility model, and it is intended that all such modifications and substitutions be within the scope of the present utility model/be within the scope of the present utility model as defined by the appended claims. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (10)
1. The elevating jet fire truck is characterized by comprising a control box (5), an emergency power unit (8) and a hydraulic driving device (11); the oil way of the hydraulic driving device (11) is respectively connected with the arm support (2) and the supporting leg;
the emergency power unit (8) comprises a standby power supply, a direct current motor and an emergency oil pump, and the direct current motor is connected with the emergency oil pump; the direct current motor is connected with a standby power supply through an emergency switch; the emergency oil pump is connected to the hydraulic driving device (11) through an oil way and an electromagnetic valve;
the electromagnetic valve and the hydraulic driving device (11) are respectively connected with the control box (5).
2. The elevating jet fire truck according to claim 1, wherein the tail end of the boom (2) is provided with an inclination sensor for monitoring the boom movement angle in real time, and the inclination sensor is connected with the control box (5).
3. The elevating jet fire truck according to claim 2, wherein the hydraulic driving device comprises an oil pump, and the oil pump is connected with a vertical oil cylinder through an oil path; the oil pump is connected with the power takeoff switch.
4. A lifting fire truck according to claim 3, characterized in that the legs are provided with vertical sensors connected to the control box (5).
5. The elevating jet fire truck according to claim 4, wherein the fire truck comprises a second type chassis (1) and a water tank (3) arranged on the second type chassis (1), a fire monitor (6) is arranged at the top end of the arm support (2), and the water tank (3) is also connected with a fire pump (4) through an electromagnetic valve;
the electromagnetic valve is connected with a pneumatic valve, and the pneumatic valve is connected to a fire monitor (6) through a waterway;
the fire pump (4) and the electromagnetic valve are respectively connected with the control box (5).
6. The elevating fire truck as set forth in claim 5, wherein the water tank (3) is provided with a liquid level sensor connected with the control box (5).
7. The elevating jet fire truck according to claim 6, wherein a PLC controller, a landing leg controller and a main controller are arranged in the control box (5); the PLC controller and the supporting leg controller are respectively connected with the main controller;
the liquid level sensor and the inclination sensor are respectively connected with the PLC;
the vertical sensor is connected with the support leg controller.
8. The elevating jet fire truck as claimed in claim 7, wherein the water tank (3) is connected with the sub-frame (9) through an elastic support.
9. The elevating jet fire truck according to claim 8, wherein the emergency switch is provided on the control box (5); an equipment box (12) is arranged in front of the water tank;
the direct current motor and the emergency oil pump are arranged in the equipment box (12).
10. The elevating fire truck according to claim 9, wherein the backup power source comprises a chassis battery or a backup battery provided in the equipment box (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321985110.9U CN220608935U (en) | 2023-07-26 | 2023-07-26 | Lifting jet fire truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321985110.9U CN220608935U (en) | 2023-07-26 | 2023-07-26 | Lifting jet fire truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220608935U true CN220608935U (en) | 2024-03-19 |
Family
ID=90213817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321985110.9U Active CN220608935U (en) | 2023-07-26 | 2023-07-26 | Lifting jet fire truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220608935U (en) |
-
2023
- 2023-07-26 CN CN202321985110.9U patent/CN220608935U/en active Active
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