Bidirectional driving emergency rescue fire fighting truck

Abstract

The utility model provides a two-way driving emergency rescue fire fighting truck which comprises a two-way truck body, a shear fork lifting frame and an operation platform, a carriage is arranged in the middle of the two-way truck body, a rotary table is arranged at the top of the carriage, a bearing pipe in a horizontal state is fixedly arranged at the top of the rotary table, and one end of the bearing pipe is rotatably connected with a base. The operation platform is connected with one side of the base through a scissor lifting frame, a control motor used for controlling the base to rotate is arranged at one end of the bearing pipe, and a balance weight part close to the other end of the bearing pipe is arranged on the bearing pipe. According to the utility model, the horizontal bearing pipe is arranged in the carriage, one end of the bearing pipe is rotatably connected with the base, and one side of the base is connected with the operating platform through the scissor-fork lifting frame, so that when the operating platform is not used, the base is controlled to turn over, and the operating platform is lower than the bearing pipe, so that the height of the whole vehicle body can be reduced; and the trafficability of the fire fighting truck is enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of fire trucks, in particular to a two-way emergency rescue fire truck. Background Art

[0002] Fire trucks are one of the essential tools for fire rescue. Due to the harsh conditions at the fire scene, existing fire trucks are large in size and it is difficult to enter narrow alleys or places with small entrances for rescue. In addition, existing fire trucks are one-way. When encountering an emergency, they cannot retreat quickly. Due to the chaotic fire environment, turning around in an emergency will inevitably increase the risk factor and cause unnecessary economic and personnel losses. In addition, the existing fire trucks have a single function and cannot meet the needs of rescue in complex situations.

[0003] The utility model with publication number CN205108834U proposes a multifunctional fire truck with two-way travel; it includes a vehicle body, a first cab and a second cab are respectively arranged at the front and rear ends of the vehicle body, a carriage is arranged between the first cab and the second cab, the carriage is enclosed into a closed space by roller shutters arranged on both sides thereof, a carriage cover is arranged on the top of the carriage, a fire water cannon slide rail is arranged on the carriage cover, a fire water cannon seat is arranged on the fire water cannon slide rail, a movable cover is arranged on one side of the fire water cannon slide rail, the movable cover is a retractable structure, a firefighter workstation is arranged inside the carriage corresponding to the movable cover, a fire hose is arranged on one side of the firefighter workstation, the fire hose is connected to the water tank inside the carriage, and a portable water pump is arranged at the bottom of the firefighter workstation; it has the advantages of reasonable structural design, complete functions, and suitable for rescue under complex conditions.

[0004] However, the above-mentioned prior art still has the following deficiencies when in use: 1. The lifting platform is fixedly connected to the top of the first cab and the second cab through a scissor-type fork set at the bottom. Since the scissor-type fork set and the lifting platform have a certain basic height, it is installed on the top of the car body, which increases the height of the entire car body, not only making it unstable to walk, but also easily interfering with some narrow routes, making it impossible to pass. This will affect emergency rescue; 2. The lifting platform is located on the top of the car body. For some situations that require displacement rescue, the lifting platform is difficult to move horizontally, which has the defect of poor rescue convenience.

[0005] Therefore, the utility model proposes a two-way driving emergency rescue fire truck. Utility Model Content

[0006] In view of the shortcomings of the prior art, the purpose of the utility model is to provide a two-way emergency rescue fire truck to solve the problems raised in the above-mentioned background technology. The utility model has the function of lowering the height of the operating platform, thereby improving the passability of the rescue fire truck, and also has the function of adjusting the position of the operating platform, thereby improving the convenience of rescue.

[0007] In order to achieve the above-mentioned purpose, the utility model is implemented through the following technical scheme: a two-way emergency rescue fire truck, including a two-way body, a scissors-type lifting frame and an operating platform, a carriage is arranged in the middle of the two-way body, a turntable is arranged on the top of the carriage, a horizontal bearing tube is fixedly arranged on the top of the turntable, one end of the bearing tube is rotatably connected to a base, the operating platform is connected to one side of the base through the scissors-type lifting frame, a control motor for controlling the rotation of the base is arranged at one end of the bearing tube, and a counterweight part close to the other end is arranged on the bearing tube.

[0008] Furthermore, the turntable includes a base, a turntable arranged on the base, and an adjustment motor arranged on the base and located on one side of the turntable. The output shaft of the adjustment motor is fixedly connected to a driving gear, which is meshed with the outer periphery of the turntable. The base is fixedly arranged on the top outside the car, and the top of the turntable is welded and connected by a bearing sleeve and a bearing tube.

[0009] Furthermore, a rotating shaft is sleeved in the supporting tube, one end of the rotating shaft is welded to one side of the base, and the output shaft of the control motor is fixedly connected to the other end of the rotating shaft.

[0010] Furthermore, a limit plate is axially slidably connected to the support tube, one side of the limit plate is fixedly connected to an insertion shaft near both ends, and the other end of the base is provided with a socket used in conjunction with the insertion shaft.

[0011] Furthermore, the socket is conical, and one end of the plug shaft is provided with a plug adapted to the socket.

[0012] Furthermore, a control cylinder is fixedly connected to the outer peripheral wall of the support tube, and a transmission plate fixedly connected to the output shaft of the control cylinder is welded to one side of the limit plate.

[0013] Furthermore, the counterweight part includes a counterweight ring, a transmission screw and a driving motor. The counterweight ring is sleeved on the supporting tube and is axially slidably fitted. The transmission screw and the counterweight ring are screwed through and connected and are rotatably connected to the supporting tube. The driving motor is fixedly arranged on the supporting tube and its output shaft is fixedly connected to one end of the transmission screw.

[0014] The beneficial effects of the utility model are as follows:

[0015] In the utility model, a horizontal bearing tube is arranged in the car body, and then a base is rotatably connected to one end of the bearing tube, and one side of the base is connected to the operating platform through a scissor lift. When the operating platform is not in use, the base is controlled to flip so that the height of the operating platform is lower than the height of the bearing tube, thereby reducing the height of the entire vehicle body and enhancing the passability of the fire truck.

[0016] In the utility model, a turntable for driving the supporting tube to rotate horizontally is arranged on the top of the carriage. When the supporting tube rotates, the position of the operating platform can be adjusted, so that the operating platform can be brought closer to the rescue position without moving the vehicle according to the rescue situation, thereby improving the convenience of rescue. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic structural diagram of the overall coordination of the operating platform, scissor lift frame, turntable, load-bearing tube and bidirectional vehicle body of a bidirectional emergency rescue fire truck of the utility model;

[0018] Figure 2 for Figure 1 The main view of

[0019] Figure 3 This is a front view of a two-way emergency rescue fire truck of the utility model;

[0020] In the figure: 1. two-way vehicle body; 2. scissor lift; 3. operating platform; 4. carriage; 5. turntable; 51. base; 52. turntable; 521. bearing sleeve; 53. adjustment motor; 531. driving gear; 6. bearing tube; 61. rotating shaft; 7. base; 71. socket; 8. control motor; 9. counterweight; 91. counterweight ring; 92. transmission screw; 93. driving motor; 101. limit plate; 1011. plug shaft; 10111. plug; 1012. transmission plate; 102. control cylinder. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] See also Figures 1 to 3 The utility model provides a technical solution: a two-way emergency rescue fire truck, including a two-way vehicle body 1, a scissor lift frame 2 and an operating platform 3. The two-way vehicle body 1 has two front and rear cabs, which can be driven forward and backward, thereby improving the convenience of the fire truck's forward and backward walking and control. The scissor lift frame 2 and the operating platform 3 both adopt the structure of the patent document mentioned in the background technology.

[0023] In the technical scheme, a carriage 4 is arranged in the middle of the bidirectional vehicle body 1, a turntable 5 is arranged on the top of the carriage 4, a horizontal bearing tube 6 is fixedly arranged on the top of the turntable 5, and the bearing tube 6 can be mobilized to rotate horizontally when the turntable 5 is in operation, and one end of the bearing tube 6 is rotatably connected to a base 7, and when the bearing tube 6 is parallel to the vehicle body, the base 7 is located in front of one of the cabs. The operating platform 3 is connected to one side of the base 7 through the scissor lift 2, and an accordion cover is installed on the outside of the scissor lift 2 when in use. When the base 7 rotates, the operating platform 3 and the scissor lift 2 can be operated. This arrangement can reduce the height of the operating platform 3, eliminate the hidden danger of interference with the walking of the fire truck, and improve the walking stability. A control motor 8 for controlling the rotation of the base 7 is arranged at one end of the bearing tube 6, and the control motor 8 provides driving force for the rotation of the base 7. In the specific implementation, it is preferred that a rotating shaft 61 is sleeved inside the bearing tube 6, one end of the rotating shaft 61 is welded to one side of the base 7, and the output shaft of the control motor 8 is fixedly connected to the other end of the rotating shaft 61.

[0024] When the turntable 5 rotates, the position of the base 7 on the horizontal plane can be changed, and the position of the operating platform 3 can be adjusted according to the position of the rescue target, thereby improving the convenience of rescue.

[0025] Specifically, the turntable 5 includes a base 51, a turntable 52 disposed on the base 51, and an adjustment motor 53 disposed on the base 51 and located on one side of the turntable 52. The turntable 52 and the base 51 are rotatably connected, and the output shaft of the adjustment motor 53 is fixedly connected with a driving gear 531, which is meshed with the outer periphery of the turntable 52. In specific implementation, a gear ring meshed with the driving gear 531 can be fixedly sleeved on the outer periphery of the turntable 52. The base 51 is fixedly disposed on the top outside the carriage 4, and the top of the turntable 52 is welded to the bearing sleeve 521 and the bearing tube 6.

[0026] A counterweight part 9 is provided on the supporting tube 6 near the other end. The function of the counterweight part 9 is to balance the operating platform 3. The counterweight part 9 and the operating platform 3 are located on both sides of the turntable 5. This arrangement can improve the stability of the operating platform 3 during rescue operations and the stability of the entire vehicle body.

[0027] In this embodiment, the counterweight part 9 includes a counterweight ring 91, a transmission screw 92 and a drive motor 93. The counterweight ring 91 is sleeved on the support tube 6 and is axially slidably matched. The transmission screw 92 and the counterweight ring 91 are screwed through and connected and are rotatably connected to the support tube 6. The drive motor 93 is fixedly arranged on the support tube 6 and its output shaft is fixedly connected to one end of the transmission screw 92. The function of the drive motor 93 is to provide a rotational driving force to the transmission screw 92. When the transmission screw 92 rotates, the position of the counterweight ring 91 on the support tube 6 can be adjusted, so as to facilitate balance adjustment and adaptation according to the load on the operating platform 3.

[0028] In this embodiment, a limit plate 101 is axially slidably connected to the support tube 6, and one side of the limit plate 101 is fixedly connected with an insertion shaft 1011 near both ends, and the other end of the base 7 is provided with a socket 71 used in conjunction with the insertion shaft 1011. When the base 7 is in a horizontal state, when the limit plate 101 is slid toward the base 7, the insertion shaft 1011 can be inserted into the socket 71, and this arrangement can improve the stability of the base 7 in a horizontal state. Among them, the socket 71 is conical, and one end of the insertion shaft 1011 is provided with a plug 10111 adapted to the socket 71.

[0029] Furthermore, the outer wall of the supporting tube 6 is fixedly connected with a control cylinder 102 , and one side of the limit plate 101 is welded with a transmission plate 1012 which is fixedly connected to the output shaft of the control cylinder 102 , and the control cylinder 102 provides driving force for the movement of the limit plate 101 .

[0030] Working principle: when rescue is needed, the control shaft 61 rotates, driving the base 7 to flip, so that the operating platform 3 is located in front of one of the cabs and is facing downward, and then the driver can drive the fire truck in the other cab. Since the height of the operating platform 3 is reduced, the height of the entire fire truck is reduced, thereby improving the passability of the fire truck. After reaching the rescue position, the control shaft 61 rotates, the base 7 flips, and then the control turntable 52 rotates, the carrying tube 6 moves horizontally, the position of the operating platform 3 is adjusted, and then the scissor lift 2 is started to drive the operating platform 3 to increase its height to assist in rescue.

[0031] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A two-way emergency rescue fire truck, comprising a two-way vehicle body (1), a scissor lift frame (2) and an operating platform (3), wherein a vehicle compartment (4) is arranged in the middle of the two-way vehicle body (1), and characterized in that: A turntable (5) is arranged on the top of the carriage (4), a horizontal support tube (6) is fixedly arranged on the top of the turntable (5), one end of the support tube (6) is rotatably connected to a base (7), the operating platform (3) is connected to one side of the base (7) via a scissor lift (2), one end of the support tube (6) is provided with a control motor (8) for controlling the rotation of the base (7), and a counterweight (9) is arranged on the support tube (6) near the other end.

2. A two-way emergency rescue fire truck according to claim 1, characterized in that: The turntable (5) comprises a base (51), a turntable (52) arranged on the base (51), and an adjustment motor (53) arranged on the base (51) and located on one side of the turntable (52); the output shaft of the adjustment motor (53) is fixedly connected to a driving gear (531), the driving gear (531) is meshed with the outer periphery of the turntable (52); the base (51) is fixedly arranged on the top outside the carriage (4), and the top of the turntable (52) is welded to a bearing sleeve (521) and a bearing tube (6).

3. A two-way emergency rescue fire truck according to claim 1, characterized in that: A rotating shaft (61) is sleeved inside the supporting tube (6), one end of the rotating shaft (61) is welded to one side of the base (7), and the output shaft of the control motor (8) is fixedly connected to the other end of the rotating shaft (61).

4. A two-way emergency rescue fire truck according to claim 3, characterized in that: The support tube (6) is axially slidably connected to a limit plate (101), one side of the limit plate (101) is fixedly connected to an insertion shaft (1011) near both ends, and the other end of the base (7) is provided with a socket (71) for use with the insertion shaft (1011).

5. A two-way emergency rescue fire truck according to claim 4, characterized in that: The socket (71) is conical, and one end of the plug shaft (1011) is provided with a plug (10111) adapted to the socket (71).

6. A two-way emergency rescue fire truck according to claim 4, characterized in that: The outer peripheral wall of the supporting tube (6) is fixedly connected to a control oil cylinder (102), and one side of the limit plate (101) is welded to a transmission plate (1012) fixedly connected to an output shaft of the control oil cylinder (102).

7. A two-way emergency rescue fire truck according to claim 1, characterized in that: The counterweight portion (9) comprises a counterweight ring (91), a transmission screw (92) and a drive motor (93); the counterweight ring (91) is sleeved on the support tube (6) and is axially slidably matched; the transmission screw (92) and the counterweight ring (91) are threadedly connected and rotationally connected to the support tube (6); the drive motor (93) is fixedly arranged on the support tube (6) and its output shaft is fixedly connected to one end of the transmission screw (92).

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