Road maintenance watering cart frame

Abstract

The utility model discloses a road maintenance watering cart frame which is characterized in that the road maintenance watering cart frame comprises a main support, side supports are arranged on the two sides of the main support respectively, the side supports are rotationally connected with the main support, the side supports and the main support are connected with water spraying assemblies respectively, and the water spraying assemblies are used for spraying water. The utility model relates to the technical field of road maintenance watering cart frames, in particular to a road maintenance watering cart frame which can conveniently adjust the angle of a spray head and accurately control the water spraying direction through the rotary connection of a cavity and a fixing plate and the design of a limiting shaft, a fixing ring and a jackscrew, so that water resources are utilized more efficiently. Good spraying effects can be achieved in wide road surfaces, roadside green belts and other areas, lines are arranged on the arc-shaped surfaces of the outer ends of the limiting shafts, friction force is increased by making contact with jackscrews, and slipping is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to road maintenance watering frame technical field, specifically, relate to a road maintenance watering frame. BACKGROUND

[0002] Road maintenance watering operation is a common and important link in road maintenance operation.

[0003] For example, its water spraying angle is often fixed, and it is difficult to accurately and effectively spray different areas, resulting in waste of water resources and poor maintenance effect; the stretching flexibility of the frame is poor, and some narrow roads or corner areas cannot be well covered, limiting the range of watering operation; at the same time, in terms of operation convenience, there is lack of auxiliary support and convenient adjusting device, so that the stability of the vehicle is insufficient during watering process, and the operator is difficult to quickly adjust the watering state to adapt to different road conditions, increasing the labor intensity and operation difficulty.

[0004] This is a problem worth discussing. UTILITY MODEL CONTENT

[0005] The utility model wants to solve the technical problem that provide a kind of road maintenance watering frame, through the rotation connection of cavity and fixed plate, cooperate the design of limiting shaft, fixed ring and jackscrew, can conveniently adjust the angle of nozzle, accurately control the direction of water spraying, make water resources get more efficient use, whether it is broad road surface or roadside green belt etc. Area can obtain good spraying effect, limiting shaft outer end arc face is equipped with the line, and jackscrew contact increases friction, prevents skidding.

[0006] A kind of road maintenance watering frame, it is characterized by including main support, the both sides of the main support are respectively provided with side support, the side support is rotatably connected with the main support, the side support and main support are connected with water spraying component respectively, and the water spraying component is used to spray water.

[0007] As a further limitation of the technical solution, the water spraying assembly comprises a fixed plate, a cavity, a spray head, a support ring, a fixed ring, a limiting shaft, a jackscrew and a threaded hole formed in the fixed ring, each of the fixed plates is two, the upper sides of the two ends of the main support and the side support are respectively fixed with the fixed plates, each pair of the fixed plates is respectively rotationally connected to the two end shafts of the cavity, a plurality of the spray heads are arranged on the cavity, the cavity is fixedly connected to the water pump on the water tank through a hose, one end of each of the shafts of the cavity is respectively fixedly connected to the limiting shaft, the limiting shaft is rotationally connected to the support ring, the outer end of the limiting shaft is provided with a thread, the outer end of the limiting shaft is sleeved with the fixed ring, and the jackscrew is threadedly connected to the threaded hole, and the jackscrew can abut against the outer end of the limiting shaft.

[0008] As a further limitation of the technical solution, the lower inner ends of the side supports are respectively fixedly connected to the hinge blocks, the hinge blocks are respectively rotationally connected to the telescopic rods of the first air cylinders, and the outer shells of the first air cylinders are fixed to the lower sides of the main support.

[0009] As a further limitation of the technical solution, the upper side of the rear end of the main support is rotationally connected to one end of the connecting frame, one end of the connecting frame is rotationally connected to the telescopic rod of the second air cylinder, the outer shell of the second air cylinder is fixed to the connecting frame, and the other end of the connecting frame is provided with a connecting ring.

[0010] As a further limitation of the technical solution, the central part of the connecting frame is fixedly connected to the center of the horizontal rod of the support frame on the side corresponding to the second air cylinder, the horizontal rod of the support frame is provided with a threading hole for limiting the electric wire, and the vertical rods of the support frame can be supported on the ground.

[0011] As a further limitation of the technical solution, the front sides of the two ends of the main support are respectively rotationally connected to the wheels.

[0012] Compared with the prior art, the utility model has the advantages and positive effects that:

[0013] (1) The rotationally connected cavity and fixed plate are matched with the design of the limiting shaft, the fixed ring and the jackscrew, so that the angle of the spray head can be conveniently adjusted, the water spraying direction can be accurately controlled, the water resources can be more efficiently utilized, good spraying effects can be obtained in wide road surfaces or roadside green belts and other areas, the outer end of the limiting shaft is provided with a thread on the arc surface, the jackscrew is in contact with the thread to increase the friction force and prevent slipping.

[0014] (2) The side support is rotationally connected to the main support, and combined with the driving of the first air cylinder, the side support can be flexibly stretched or contracted according to the operation requirements, so that complex terrains such as narrow road sections, road intersections and corners can be easily coped with, the water spraying coverage is expanded, and the comprehensiveness of the maintenance operation is improved.

[0015] (3)The combination of the connecting frame, the second air cylinder and the support frame can provide reliable rear support when the vehicle is stationary for watering, enhance the stability of the whole vehicle, prevent the vehicle from shaking or even moving due to the reaction force of watering, and ensure the safety of operation; the wire hole on the support frame can also standardize the arrangement of the wire and avoid clutter.

[0016] (4)The wheel at the front end of the main support frame facilitates manual pushing of the frame for small-range accurate position adjustment during non-driving watering operation. BRIEF DESCRIPTION OF DRAWINGS

[0017] The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and serve to explain the principles of the application, and do not limit the application. Obviously, the drawings in the following description are only some embodiments of the application, and other drawings can be obtained by those skilled in the art without creative labor. In the drawings:

[0018] Figure 1 A perspective view of the utility model Figure 1 ;

[0019] Figure 2 A perspective view of the utility model Figure 1 A partial enlarged view of A in the utility model

[0020] Figure 3 A perspective view of the utility model Figure 2 .

[0021] In the drawings: 1, connecting frame; 101, support frame; 102, connecting ring; 2, side support frame; 201, hinge block; 3, main support frame; 4, water spraying assembly; 401, fixed plate; 402, cavity; 403, spray head; 404, support ring; 405, fixed ring; 406, limiting shaft; 407, jackscrew; 408, threaded hole; 5, wheel; 6, first air cylinder; 7, second air cylinder. DETAILED DESCRIPTION

[0022] The utility model will be further described below in combination with the drawings and embodiments.

[0023] A road maintenance watering vehicle frame, comprising a main support frame 3, both sides of the main support frame 3 are respectively provided with a side support frame 2, the side support frame 2 is rotationally connected to the main support frame 3, the side support frame 2 and the main support frame 3 are respectively connected to a water spraying assembly 4, and the water spraying assembly 4 is used for spraying water.

[0024] The water spraying assembly 4 comprises a fixed plate 401, a cavity 402, a spray head 403, a support ring 404, a fixed ring 405, a limiting shaft 406, a top screw 407 and a threaded hole 408 provided on the fixed ring 405, two fixed plates 401 are arranged at the upper ends of the main support 3 and the side support 2 respectively, the two ends of the cavity 402 are rotatably connected to the fixed plates 401 respectively, a plurality of spray heads 403 are arranged on the cavity 402, the cavity 402 is fixedly connected to a water pump in a water tank through a hose, the limiting shaft 406 is fixedly connected to the end of the cavity 402, the limiting shaft 406 is rotatably connected to the support ring 404, the outer end of the limiting shaft 406 is provided with a thread, the fixed ring 405 is sleeved on the outer end of the limiting shaft 406, the top screw 407 is threadedly connected to the threaded hole 408, and the top screw 407 can abut against the outer end of the limiting shaft 406.

[0025] In the embodiment, the water pump pressurizes the water in the water tank into the cavity 402 through the hose, the water is sprayed out at high speed through the spray head 403 after accumulating a certain pressure in the cavity 402, when the water spraying angle needs to be adjusted, the top screw 407 is loosened, the limiting shaft 406 is rotated, the cavity 402 is rotated because the limiting shaft 406 is rotatably connected to the support ring 404 and one end of the limiting shaft 406 is fixed to the rotating shaft of the cavity 402, the top screw 407 is tightened after the angle is adjusted, the limiting shaft 406 is fixed, and thus the angle of the spray head 403 is fixed.

[0026] The inner ends of the lower sides of the side supports 2 are fixedly connected to hinged blocks 201 respectively, the hinged blocks 201 are rotatably connected to the telescopic rods of the first air cylinders 6 respectively, and the outer shells of the first air cylinders 6 fix the lower sides of the main support 3.

[0027] In the embodiment, the telescopic rods of the first air cylinders 6 are telescoped to drive the side supports 2 hinged to the ends of the telescopic rods to rotate around the connecting points with the main support 3, so that the side supports 2 are unfolded or folded, the spraying width of the whole vehicle frame is changed, different road width requirements are adapted, and the side supports 2 are folded when not in use, so that the vehicle frame is conveniently stored.

[0028] The upper side of the rear end of the main support 3 is rotatably connected to one end of a connecting frame 1, one end of the connecting frame 1 is rotatably connected to the telescopic rod of a second air cylinder 7, the outer shell of the second air cylinder 7 fixes the connecting frame 1, and the other end of the connecting frame 1 is provided with a connecting ring 102.

[0029] The center of the cross rod of a support frame 101 is fixedly connected to the side of the middle part of the connecting frame 1 corresponding to the second air cylinder 7, the cross rod of the support frame 101 is provided with a wire penetrating hole for limiting the wire, and the vertical rods of the support frame 101 can be supported on the ground.

[0030] In the embodiment, the second cylinder 7 telescopic rod telescopes, drives the connecting frame 1 to rotate around the connecting point with the main support 3, makes the support frame 101 ground or leave the ground, provides stable support when grounding; meanwhile, the connecting ring 102 can be used to connect external fixing devices such as water spraying vehicles and the like, and ensures that the water spraying operation is carried out stably.

[0031] The front side of the main support 3 is rotationally connected with wheels 5 at both ends.

[0032] The water spraying vehicle is provided with a water tank, and the water tank is provided with a water pump.

[0033] The working process of the utility model is as follows:

[0034] The water spraying vehicle frame is connected with the water spraying vehicle or other traction equipment through the connecting ring 102, so as to ensure firm connection; the water level of the water tank, the running state of the water pump, the sealing property of each cylinder and the pipeline connection condition are checked, so as to ensure normal equipment.

[0035] According to the road width, the first cylinder 6 is started, the side support 2 is controlled to stretch to a proper width, the water spraying assembly 4 covers the expected road surface range; the water spraying vehicle is started to pull the device to move, the front wheel 5 rotates to move to the starting water spraying position, for different spraying areas, such as road surface, road edge, green belt and the like, the top screw 407 of the corresponding water spraying assembly 4 is loosened, the cavity 402 is manually rotated to adjust the angle of the nozzle 403, the nozzle 403 is directed to the target area, and then the top screw 407 is tightened to be fixed;

[0036] The water pump is started, water is sprayed out through the water spraying assembly 4, and road maintenance water spraying is started; in the process, if it is needed to pause or change the water spraying area, the water pump and the angle of the nozzle 403 can be operated at any time;

[0037] If the vehicle needs to be watered for a long time, the second cylinder 7 is started to lower the support frame 101, and the stability is enhanced.

[0038] The above disclosed is only a specific embodiment of the utility model, but the utility model is not limited to this, and any change that can be thought of by any person skilled in the art should fall into the protection scope of the utility model.

Claims

1. A road maintenance spraying vehicle frame, characterized in that, The utility model provides a water spraying device, including main support (3), both sides of main support (3) are provided with side support (2) respectively, side support (2) rotationally connects main support (3), side support (2) and main support (3) are connected water spraying assembly (4) respectively, water spraying assembly (4) is used for spraying water; The water spraying assembly (4) includes a fixed plate (401), a cavity (402), a spray head (403), a support ring (404), a fixed ring (405), a limiting shaft (406), a jackscrew (407), and a threaded hole (408) formed in the fixed ring (405). Each fixed plate (401) of the water spraying assembly (4) is two, and the upper ends of the main support (3) and the side support (2) are respectively fixed with the fixed plate (401). Each pair of fixed plates (401) is respectively rotationally connected to the two end shafts of the cavity (402). The cavity (402) is provided with a plurality of spray heads (403). The cavity (402) is fixedly connected to the water pump on the water tank through a hose. One end of each cavity (402) is respectively fixedly connected to the limiting shaft (406). The limiting shaft (406) is rotationally connected to the support ring (404). The outer end of the limiting shaft (406) is provided with a thread. The outer end of the limiting shaft (406) is sleeved with the fixed ring (405). The jackscrew (407) is threadedly connected to one threaded hole (408). The jackscrew (407) can abut against the outer end of the limiting shaft (406).

2. The road maintenance spray truck frame of claim 1, wherein: The inner end of the lower side of the side support (2) is respectively fixedly connected to the hinge block (201). Each hinge block (201) is respectively rotationally connected to the telescopic rod of the first air cylinder (6). The outer shell of the first air cylinder (6) fixes the lower side of the main support (3).

3. The road maintenance spray truck frame of claim 2, wherein: The upper side of the rear end of the main support (3) is rotationally connected to one end of the connecting frame (1). One end of the connecting frame (1) is rotationally connected to the telescopic rod of the second air cylinder (7). The outer shell of the second air cylinder (7) fixes the connecting frame (1). The other end of the connecting frame (1) is provided with a connecting ring (102).

4. The road maintenance spray truck frame of claim 3, wherein: The center of the horizontal rod of the support frame (101) is fixedly connected to the side of the second air cylinder (7) corresponding to the middle part of the connecting frame (1). The horizontal rod of the support frame (101) is provided with a threading hole for limiting the electric wire. The vertical rods of the support frame (101) can be supported on the ground.

5. The road maintenance spray truck frame of claim 4, wherein: The front ends of the main support (3) are respectively rotationally connected to the wheels (5).

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