Washing and sweeping vehicle with water spraying and dust removing functions

Abstract

The utility model discloses a cleaning and sweeping vehicle with water spraying and dust removing functions, which relates to the technical field of cleaning and sweeping vehicles and comprises a sewage tank, a left water spraying pipe and a right water spraying pipe are respectively arranged in the middle of the left inner wall and the right inner wall of the sewage tank up and down, and a plurality of nozzles are mounted on the left water spraying pipe and the right water spraying pipe at equal intervals. The two ends of the left side water spraying pipe and the right side water spraying pipe are fixedly connected with a rotating joint and a universal joint respectively, one end of the rotating joint is the rear end of the sewage tank, and one end of the universal joint is the front end of the sewage tank; the electric telescopic rod drives the connecting block and the transverse rod to move up and down within a reasonable stroke, and then the left side water spraying pipe and the right side water spraying pipe are driven to swing back and forth; meanwhile, an external water source is connected through the quick connector on the main water pipe, water is sprayed through the spray head while the water spray pipe swings, automatic flushing of the inner wall of the sewage tank is achieved, the labor intensity of workers is greatly reduced, and the cleaning efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a washing and sweeping vehicle technical field, specifically a washing and sweeping vehicle with water spraying dust removal function. BACKGROUND

[0002] As a common sanitation vehicle, the washing and sweeping vehicle plays an important role in urban road cleaning. During its operation, the sewage tank is used to collect sewage and garbage generated during the cleaning process. However, there are many problems in the cleaning of the sewage tank of the existing washing and sweeping vehicle. At present, manual cleaning through the access hole into the sewage tank is mostly required, which not only has high labor intensity, but also has low efficiency. Due to the complex internal environment of the sewage tank, there are harmful gases and slippery conditions, and manual cleaning also has certain safety risks.

[0003] Therefore, the person skilled in the art provides a washing and sweeping vehicle with water spraying dust removal function to solve the problems raised in the background. SUMMARY

[0004] The utility model aims at providing a washing and sweeping vehicle with water spraying dust removal function to solve the problems raised in the background.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A washing and sweeping vehicle with water spraying dust removal function, comprising a sewage tank, left and right side inner walls of the sewage tank are provided with left and right side water spraying pipes at the middle position of the upper and lower sides, respectively, a plurality of spray heads are installed on the left and right side water spraying pipes at equal intervals, rotating joints and universal joint connectors are fixedly connected to the two ends of the left and right side water spraying pipes, respectively, one end of the rotating joint is the rear end of the sewage tank, and one end of the universal joint connector is the front end of the sewage tank.

[0007] As a further scheme of the utility model, the rotating joints at the ends of the left and right side water spraying pipes extend through to the outside of the rear end of the sewage tank and are fixedly connected with a main water pipe, and a quick connector is fixedly connected to the main water pipe.

[0008] As a further scheme of the utility model, a machine cabin is fixedly installed at the middle position of the front end outer wall of the sewage tank, an electric telescopic rod is fixedly installed at the middle position of the inner bottom of the machine cabin, and a connecting block is fixedly connected to the piston rod end of the electric telescopic rod.

[0009] As a further scheme of the utility model, universal joint connectors are fixedly connected to the front ends of the left and right side water spraying pipes, respectively, and rotating shafts are fixedly connected to the universal joint connectors, respectively, the rotating shafts extend through to the inside of the machine cabin, and toothless gears left and right are fixedly connected to the rotating shafts, respectively.

[0010] As a further scheme of the utility model: the side of the connecting block is fixedly connected with a cross bar, the upper ends of the left and right side ends of the cross bar are fixedly connected with a left vertical toothed rack and a right vertical toothed rack matched with the missing tooth gear left and the missing tooth gear right respectively, and the left vertical toothed rack and the right vertical toothed rack are engaged with the missing tooth gear left and the missing tooth gear right respectively.

[0011] As a further scheme of the utility model: the position close to the upper end and the lower end on the rear end outer wall of the sewage tank is fixedly connected with a water inlet and a sewage outlet communicated with the inside of the sewage tank, the sewage outlet is connected with a sewage valve, and the water inlet is connected with a suction nozzle in the cleaning truck cleaning system through a sewage suction pipe.

[0012] As a further scheme of the utility model: the position close to the top of the front end inner wall of the sewage tank is fixedly installed with a liquid level sensor, and the sensing element of the liquid level sensor is slightly lower than the water inlet.

[0013] As a further scheme of the utility model: the top of the sewage tank is fixedly connected with an access hole communicated with the inside of the sewage tank, and a sealing cover is hinged to the outside of the access hole.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] 1. Automatic cleaning: the connecting block and the cross bar are driven to move up and down within a reasonable stroke by the electric telescopic rod, thereby driving the left vertical toothed rack and the right vertical toothed rack to move back and forth up and down, making the missing tooth gear left and the missing tooth gear right swing back and forth, and finally driving the left side water pipe and the right side water pipe to swing back and forth; at the same time, the external water source is connected through the quick connector on the main water pipe, and water is sprayed through the nozzle while the water pipe swings, realizing automatic flushing of the inner wall of the sewage tank, greatly reducing the labor intensity and improving the cleaning efficiency.

[0016] 2. Comprehensive cleaning: the left side water pipe and the right side water pipe swing back and forth on both sides, which can cover all parts of the inner wall of the sewage tank, avoiding the cleaning dead angle problem that easily occurs during manual cleaning, realizing comprehensive cleaning of the inner wall of the sewage tank, and ensuring the cleanliness of the inside of the sewage tank.

[0017] 3. Safe and reliable: manual cleaning in the inside of the sewage tank is avoided, the contact of the operator with harmful gases and slippery environment in the sewage tank is reduced, the safety risk is reduced, and the health of the operator is protected. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a whole structure schematic view of a sewage tank of a cleaning truck with water spraying dust removal function.

[0019] Figure 2 It is a structure schematic view of a main water pipe in a cleaning truck with water spraying dust removal function.

[0020] Figure 3 It is a schematic view of the internal structure of the machine cabin of the washing and sweeping vehicle with water spraying dust removal function.

[0021] Figure 4 It is a schematic view of the structure of the electric telescopic rod of the washing and sweeping vehicle with water spraying dust removal function.

[0022] Figure 5 It is a semi-sectional view of the sewage tank of the washing and sweeping vehicle with water spraying dust removal function.

[0023] Figure 6 It is a schematic view of the structure of the liquid level sensor of the washing and sweeping vehicle with water spraying dust removal function.

[0024] Figure 7 It is Figure 5 The enlarged view at a in the figure.

[0025] Figure 8 It is Figure 5 The enlarged view at b in the figure.

[0026] In the figure: 1, sewage tank; 2, access hole; 3, machine cabin; 4, water inlet; 5, sewage outlet; 6, right water spraying pipe; 7, left water spraying pipe; 8, spray head; 9, main water pipe; 10, quick connector; 11, missing tooth gear left; 12, universal joint; 13, missing tooth gear right; 14, electric telescopic rod; 15, connecting block; 16, crossbar; 17, left vertical rack; 18, right vertical rack; 19, rotary joint; 20, liquid level sensor. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0028] Embodiment 1

[0029] With reference to Figures 1-8 The embodiment provides a washing and sweeping vehicle with water spraying dust removal function, which comprises a sewage tank 1, left and right side inner walls of the sewage tank 1 are provided with left and right water spraying pipes 7 and 6 at the middle positions in the up-down direction, respectively, a plurality of spray heads 8 are installed on the left and right water spraying pipes 7 and 6 at equal intervals, and rotary joints 19 and universal joints 12 are fixedly connected to the two ends of the left and right water spraying pipes 7 and 6, respectively.

[0030] Further, the rotary joint 19 at the end of the left water jet pipe 7 and the right water jet pipe 6 extends through to the outside of the rear end of the sewage tank 1, and a main water pipe 9 is fixedly connected, and a quick connector 10 is fixedly connected on the main water pipe 9; the quick connector 10 on the main water pipe 9 is used for connecting with an external water source.

[0031] Further, a machine cabin 3 is fixedly installed on the middle of the front end outer wall of the sewage tank 1, an electric telescopic rod 14 is fixedly installed on the middle of the inner bottom of the machine cabin 3, and a connecting block 15 is fixedly connected at the piston rod end of the electric telescopic rod 14.

[0032] Further, the universal joint 12 at the front end of the left water jet pipe 7 and the right water jet pipe 6 is fixedly connected with a rotating shaft, the rotating shaft extends through to the inside of the machine cabin 3, and a missing tooth gear left 11 and a missing tooth gear right 13 are fixedly connected respectively.

[0033] Further, a cross rod 16 is fixedly connected on one side of the connecting block 15, left vertical rack 17 and right vertical rack 18 adapted to the missing tooth gear left 11 and the missing tooth gear right 13 are fixedly connected on the upper end of the left and right two sides of the cross rod 16 respectively, and the left vertical rack 17 and the right vertical rack 18 are engaged with the missing tooth gear left 11 and the missing tooth gear right 13 respectively; the extension stroke and speed of the electric telescopic rod 14 are set, the electric telescopic rod 14 drives the connecting block 15 and the cross rod 16 to move up and down, so as to drive the left water jet pipe 7 and the right water jet pipe 6 to swing back and forth.

[0034] Embodiment 2

[0035] Reference Figures 1-8 This embodiment is based on the last embodiment, and the difference from the last embodiment is that the water inlet 4 and the sewage outlet 5 communicating with the inside of the sewage tank 1 are fixedly connected on the outer wall of the rear end of the sewage tank 1 near the upper end and the lower end, the sewage outlet 5 is connected with a sewage valve, and the water inlet 4 is connected with a suction nozzle in the cleaning system of the sweeper truck through a sewage suction pipe; when the sweeper truck is normally operated, the sewage and garbage generated by the cleaning system enter the sewage tank 1 from the water inlet 4 through the sewage suction pipe.

[0036] Further, a liquid level sensor 20 is fixedly installed on the inner wall of the front end of the sewage tank 1 near the top, and the sensing element of the liquid level sensor 20 is slightly lower than the water inlet 4; when the liquid level in the sewage tank 1 reaches the sensing position of the liquid level sensor 20, the liquid level sensor 20 sends a signal to remind the operator to pay attention to the fullness of the sewage tank 1.

[0037] Further, a maintenance opening 2 communicating with the inside of the sewage tank 1 is fixedly connected on the top of the sewage tank 1, and a sealing cover is hinged on the outside of the maintenance opening 2.

[0038] Working principle: when the sweeper is working normally, the sewage and garbage produced by the cleaning system enter the sewage tank 1 through the sewage suction pipe from the water inlet 4, when the liquid level in the sewage tank 1 reaches the sensing position of the liquid level sensor 20, the liquid level sensor 20 sends a signal to remind the operator that the sewage tank 1 is full, when it is necessary to clean the sewage tank 1, first close the cleaning system of the sweeper, stop the sewage from entering the sewage tank 1, then connect the quick connector 10 on the main water pipe 9 with the external water source, and then start the electric telescopic rod 14, the piston rod of the electric telescopic rod 14 makes telescopic movement, drives the connecting block 15 to move up and down, the up and down movement of the connecting block 15 drives the horizontal rod 16 to move up and down, the left vertical gear rack 17 and the right vertical gear rack 18 at the both ends of the horizontal rod 16 also move up and down, since the left vertical gear rack 17 and the right vertical gear rack 18 are respectively engaged with the missing tooth gear left 11 and the missing tooth gear right 13, so the up and down movement of the left vertical gear rack 17 and the right vertical gear rack 18 drives the missing tooth gear left 11 and the missing tooth gear right 13 to swing back and forth, the missing tooth gear left 11 and the missing tooth gear right 13 are connected with the universal joint 12 at the front ends of the left water spraying pipe 7 and the right water spraying pipe 6 through the rotating shaft, thereby driving the left water spraying pipe 7 and the right water spraying pipe 6 to swing back and forth, in the process of the swinging of the water spraying pipes, the external water source enters the left water spraying pipe 7 and the right water spraying pipe 6 through the main water pipe 9 and the rotating joint 19, and then is sprayed out from the spray head 8 on the water spraying pipe to flush the inner wall of the sewage tank 1, the flushed sewage is discharged through the sewage outlet 5, and the sewage discharge can be controlled by opening the sewage valve.

[0039] It is obvious for those skilled in the art that the present application is not limited to the details of the above-mentioned exemplary embodiments, and can be realized in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0040] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the specification is described in this way only for the sake of clarity, and those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. A washing and sweeping vehicle with water spraying dust removing function, comprising a sewage tank (1), characterized in that, The left and right sides of the sewage tank (1) are provided with left and right water spray pipes (7) and (6) respectively, and a plurality of spray heads (8) are installed on the left and right water spray pipes (7) and (6) at equal intervals.

2. The washing and sweeping vehicle with water spraying dust removing function according to claim 1, characterized in that, The left and right water spray pipes (7) and (6) are fixedly connected with the rotary joints (19) and universal joint (12) at both ends, and the rotary joints (19) extend to the outside of the rear end of the sewage tank (1).

3. The washing and sweeping vehicle with water spraying dust removing function according to claim 1, characterized in that, The front end of the sewage tank (1) is fixedly connected with the machine cabin (3), and the inner bottom of the machine cabin (3) is fixedly connected with the electric telescopic rod (14).

4. The washing and sweeping vehicle with water spraying dust removing function according to claim 3, characterized in that, The front end of the sewage tank (1) is fixedly connected with the machine cabin (3), and the inner bottom of the machine cabin (3) is fixedly connected with the electric telescopic rod (14).

5. The washing and sweeping vehicle with water-jet dust removal function according to claim 4, characterized in that, The front end of the sewage tank (1) is fixedly connected with the machine cabin (3), and the inner bottom of the machine cabin (3) is fixedly connected with the electric telescopic rod (14).

6. The washing and sweeping vehicle with water-jet dust removal function according to claim 1, characterized in that, The left and right sides of the sewage tank (1) are provided with left and right water spray pipes (7) and (6) respectively, and a plurality of spray heads (8) are installed on the left and right water spray pipes (7) and (6) at equal intervals.

7. The washing and sweeping vehicle with water-jet dust removal function according to claim 1, characterized in that, The rear end of the sewage tank (1) is fixedly connected with the water inlet (4) and the sewage outlet (5) near the upper end and the lower end, and the sewage outlet (5) is connected with the sewage valve.

8. The washing and sweeping vehicle with water spraying dust removing function according to claim 1, characterized in that, The front end of the sewage tank (1) is fixedly connected with the machine cabin (3), and the inner bottom of the machine cabin (3) is fixedly connected with the electric telescopic rod (14). The top of the sewage tank (1) is fixedly connected with the access hole (2) which is communicated with the inside of the sewage tank (1), and the outside of the access hole (2) is hinged with the sealing cover.

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