Low-noise diesel power water pump unit

Abstract

The utility model discloses a low-noise diesel power water pump unit, and belongs to the technical field of diesel power water pumps. A diesel power water pump is fixed to the top of the movable base, a main noise reduction mechanism is arranged at the top of the movable base and comprises an auxiliary box, sound insulation cotton is arranged on the inner wall of the auxiliary box, a placement opening is formed in the outer wall of the auxiliary box, and the sound production end of the diesel power water pump extends into the auxiliary box through the placement opening. The auxiliary noise reduction mechanism is arranged on the outer wall of the auxiliary box, the auxiliary noise reduction mechanism comprises a first ventilation opening, a second ventilation opening and a third ventilation opening, and the first ventilation opening, the second ventilation opening and the third ventilation opening are formed in the outer wall of the auxiliary box. And the ventilation and heat dissipation performance can be guaranteed, meanwhile, engine operation noise is scattered and differentiated, and the overall noise reduction capacity is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of diesel powered water pumps, in particular to a low-noise diesel powered water pump unit. Background Art

[0002] A diesel-powered water pump is a mechatronic device that directly uses a diesel engine to combine and drive a water pump. The diesel engine has strong power and can assist the water pump in delivering water. It can start in a relatively short time and achieve the purpose of water supply.

[0003] When the current diesel-powered water pump is working, the strong power of the diesel engine combined with the linkage of the water pump will generate a very diffuse noise, causing serious noise pollution to the use environment.

[0004] Based on this, the utility model designs a low-noise diesel-powered water pump unit to solve the above problems. Summary of the invention

[0005] The purpose of the utility model is to provide a low-noise diesel-powered water pump unit to solve the above technical problems.

[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a low-noise diesel-powered water pump unit, comprising: a mobile base; a diesel-powered water pump is fixed on the top of the mobile base, a main noise reduction mechanism is arranged on the top of the mobile base, the main noise reduction mechanism includes an auxiliary box, the inner wall of the auxiliary box is provided with sound insulation cotton, the outer wall of the auxiliary box is provided with a placement opening, the sound-emitting end of the diesel-powered water pump extends into the auxiliary box through the placement opening, the outer wall of the auxiliary box is provided with a secondary noise reduction mechanism, the secondary noise reduction mechanism includes a first vent, a second vent and a third vent respectively opened on the outer wall of the auxiliary box.

[0007] Preferably, the auxiliary noise reduction mechanism further includes a first guard frame, a second guard frame and a third guard frame fixed to the inner wall of the auxiliary box.

[0008] Preferably, the first guard frame is shielded at the first vent of the auxiliary box, the second guard frame is shielded at the second vent of the auxiliary box, and the third guard frame is shielded at the third vent of the auxiliary box.

[0009] Preferably, the outer wall of the movable base is provided with a fourth ventilation hole connected to the auxiliary box.

[0010] Preferably, universal wheels and auxiliary wheels are respectively provided at the bottom of the mobile base.

[0011] Preferably, a battery and an oil tank are fixed to the inner wall of the auxiliary box respectively.

[0012] Preferably, one end of the oil tank is connected to a diesel-powered water pump, and an oil filling pipe connected to the oil tank is fixed on the top of the auxiliary tank.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] First, the auxiliary box and sound insulation cotton of the main noise reduction mechanism are used to absorb sound, weaken the noise expansion of the main sound-generating part of the diesel-powered water pump, and use the first vent, the second vent and the third vent, in conjunction with the fourth vent of the mobile base, to ensure ventilation and heat dissipation while dispersing and differentiating the engine running noise, thereby improving the overall noise reduction capability;

[0015] Secondly, the first vent, the second vent and the third vent block rainwater through the first guard frame, the second guard frame and the third guard frame respectively, thereby increasing the protection capability and preventing rainwater from entering the auxiliary box;

[0016] Thirdly, the mobile base mainly moves in a direction convenient for rotation through the cooperation of two universal wheels and directional auxiliary wheels at the bottom, thereby assisting the transfer of the diesel-powered water pump. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 This is a schematic diagram of the overall structure of this embodiment;

[0019] Figure 2 This is a schematic diagram of the structure inside the auxiliary box that highlights this embodiment;

[0020] Figure 3 This is a schematic diagram of the structure of the mobile base for this embodiment;

[0021] Figure 4 This is a schematic diagram showing the installation of the first guard frame and the second guard frame in this embodiment;

[0022] Figure 5 This is a schematic diagram showing the structures of the first and second guard frames of this embodiment;

[0023] Figure 6 This is a schematic diagram highlighting the third guard frame structure of this embodiment.

[0024] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0025] 1. Mobile base; 2. Diesel-powered water pump; 3. Auxiliary box; 4. First vent; 5. Second vent; 6. Third vent; 7. Fourth vent; 8. First guard frame; 9. Second guard frame; 10. Third guard frame; 11. Fuel tank; 12. Fuel filling pipe; 13. Battery. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-6 The utility model provides a technical solution: a low-noise diesel-powered water pump unit, comprising: a mobile base 1; a diesel-powered water pump 2 is fixed on the top of the mobile base 1, a main noise reduction mechanism is arranged on the top of the mobile base 1, the main noise reduction mechanism comprises an auxiliary box 3, the inner wall of the auxiliary box 3 is provided with sound insulation cotton, the outer wall of the auxiliary box 3 is provided with a placement opening, the sound-generating end of the diesel-powered water pump 2 extends into the auxiliary box 3 through the placement opening, the outer wall of the auxiliary box 3 is provided with a secondary noise reduction mechanism, and the secondary noise reduction mechanism comprises a first vent 4, a second vent 5 and a third vent 6 respectively arranged on the outer wall of the auxiliary box 3;

[0028] The diesel-powered water pump 2 is installed on the top of the mobile base 1, and the mobile base 1 assists its convenient movement. The main sound-generating part of the diesel-powered water pump 2 is directly placed in the auxiliary box 3 through the placement port of the auxiliary box 3. The auxiliary and sound-proof cotton are used to increase the ability of sound absorption and noise expansion. At the same time, the first ventilation port 4, the second ventilation port 5 and the third ventilation port 6 dispersedly opened in the auxiliary box 3 are not only used to ensure the normal ventilation and heat dissipation capacity in the auxiliary box 3, but also serve the purpose of differentiating the operating noise of the diesel-powered water pump 2.

[0029] Preferably, the auxiliary noise reduction mechanism further includes a first guard frame 8, a second guard frame 9 and a third guard frame 10 fixed to the inner wall of the auxiliary box 3;

[0030] The first protective frame 8, the second protective frame 9 and the third protective frame 10 are all fixed to the inner wall of the auxiliary box 3, and all have air vents for air circulation, which ensure the ventilation of the auxiliary box 3 while improving the rain protection capability.

[0031] Preferably, the first guard frame 8 blocks the first vent 4 of the auxiliary box 3, the second guard frame 9 blocks the second vent 5 of the auxiliary box 3, and the third guard frame 10 blocks the third vent 6 of the auxiliary box 3;

[0032] The first protective frame 8, the second protective frame 9 and the third protective frame 10 are respectively connected to the first vent 4, the second vent 5 and the third vent 6 to provide rainwater blocking protection.

[0033] Preferably, the outer wall of the mobile base 1 is provided with a fourth vent 7 connected to the auxiliary box 3;

[0034] The mobile base 1 cooperates to increase the ventilation and noise differentiation capabilities of the auxiliary box 3 through its fourth ventilation hole 7 .

[0035] Preferably, universal wheels and auxiliary wheels are respectively provided at the bottom of the mobile base 1;

[0036] The mobile base 1 mainly moves in a direction that is convenient for rotation by cooperating with two universal wheels and directional auxiliary wheels at the bottom thereof, thereby assisting the transfer of the diesel-powered water pump 2 .

[0037] Preferably, a battery 13 and a fuel tank 11 are fixed to the inner wall of the auxiliary box 3;

[0038] The battery 13 and the oil tank 11 are both placed in the auxiliary box 3, and the auxiliary box 3 provides certain protection. The battery 13 is electrically connected to the diesel-powered water pump 2 to provide the necessary power support for it.

[0039] Preferably, one end of the oil tank 11 is connected to the diesel-powered water pump 2, and an oil filling pipe 12 connected to the oil tank 11 is fixed on the top of the auxiliary box 3;

[0040] The fuel tank 11 is used to supply pre-stored diesel to the diesel-powered water pump 2 to assist its continuous operation.

[0041] A specific application of this embodiment is: the diesel-powered water pump 2 can be conveniently transported to the work site by using the mobile base 1, and the diesel required by the diesel-powered water pump 2 can be injected into the fuel tank 11 through the oil filling pipe 12 for its use. The diesel-powered water pump 2 is provided with power support by the battery 13 to assist its operation. When the diesel-powered water pump 2 is running, the auxiliary box 3 and the sound insulation cotton of the main noise reduction mechanism are used to absorb sound, and the noise expansion of the main sound-emitting part of the diesel-powered water pump 2 is weakened. At the same time, the first vent 4, the second vent 5 and the third vent 6 of the auxiliary noise reduction mechanism of the auxiliary box 3 are used to cooperate with the fourth vent 7 of the mobile base 1 to ensure ventilation and heat dissipation while dispersing the engine operation noise. The first vent 4, the second vent 5 and the third vent 6 of the auxiliary box 3 are respectively blocked by the first protective frame 8, the second protective frame 9 and the third protective frame 10 to increase the protection capability.

[0042] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0043] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0044] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A low-noise diesel-powered water pump unit, comprising: A mobile base (1); characterized in that a diesel-powered water pump (2) is fixed on the top of the mobile base (1); a main noise reduction mechanism is arranged on the top of the mobile base (1); the main noise reduction mechanism comprises an auxiliary box (3); the inner wall of the auxiliary box (3) is provided with sound insulation cotton; the outer wall of the auxiliary box (3) is provided with a placement opening; the sound-generating end of the diesel-powered water pump (2) extends into the auxiliary box (3) through the placement opening; the outer wall of the auxiliary box (3) is provided with a secondary noise reduction mechanism; the secondary noise reduction mechanism comprises a first vent (4), a second vent (5) and a third vent (6) respectively arranged on the outer wall of the auxiliary box (3).

2. A low-noise diesel-powered water pump unit according to claim 1, characterized in that: The auxiliary noise reduction mechanism further comprises a first protective frame (8), a second protective frame (9) and a third protective frame (10) fixed to the inner wall of the auxiliary box (3).

3. A low-noise diesel-powered water pump unit according to claim 2, characterized in that: The first protective frame (8) blocks the first vent (4) of the auxiliary box (3), the second protective frame (9) blocks the second vent (5) of the auxiliary box (3), and the third protective frame (10) blocks the third vent (6) of the auxiliary box (3).

4. A low-noise diesel-powered water pump unit according to claim 1, characterized in that: The outer wall of the movable base (1) is provided with a fourth ventilation opening (7) which is in communication with the auxiliary box (3).

5. A low noise diesel powered water pump (2) unit according to claim 1, characterized in that: The bottom of the mobile base (1) is respectively provided with universal wheels and auxiliary wheels.

6. A low-noise diesel-powered water pump unit according to claim 1, characterized in that: A battery (13) and an oil tank (11) are respectively fixed to the inner wall of the auxiliary box (3).

7. A low-noise diesel-powered water pump unit according to claim 6, characterized in that: One end of the oil tank (11) is connected to a diesel-powered water pump (2), and an oil filling pipe (12) connected to the oil tank (11) is fixed to the top of the auxiliary tank (3).

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