High-pressure environment-friendly energy-saving cleaning machine

Abstract

The utility model provides a high-pressure environment-friendly energy-saving cleaning machine, and belongs to the field of cleaning machines. The problem that water leakage and water seepage frequently occur between the water outlet end of an existing cleaning machine pump head assembly and the joint of a spray gun is solved. The high-pressure environment-friendly energy-saving cleaning machine comprises a main machine with a pump head assembly and a spray gun, the pump head assembly is provided with a water outlet end, the spray gun is provided with a connecting pipe, a sealing mechanism is arranged at the joint of the connecting pipe of the spray gun and the water outlet end of the pump head assembly, and the connecting pipe is connected with the water outlet end of the pump head assembly in a matched mode through internal threads and external threads. The sealing mechanism comprises a plurality of water sealing ring grooves and a plurality of sealing rings, a sealing ring cavity is formed in each sealing ring, an elastic framework is installed in each sealing ring cavity and comprises an upper elastic part and a lower elastic part, and the upper elastic parts and the lower elastic parts are of an arc-shaped structure and are of an integrally-formed structure. The utility model has the advantage of double sealing.

Description

Technical Field

[0001] The utility model belongs to the field of cleaning machines, and relates to a cleaning machine, in particular to a high-pressure environmental protection and energy-saving cleaning machine. Background Art

[0002] At present, the water outlet end of the pump head of the high-pressure cleaning machine on the market is connected to a spray gun, and the spray gun is used to wash the corresponding products. However, since there is generally no sealing structure between the water outlet end of the pump head of the cleaning machine and the connection part of the spray gun, it is easy to cause water seepage and leakage, which will also affect the water pressure sprayed by the spray gun, and affect the user's use and experience. Summary of the Invention

[0003] The purpose of the utility model is to provide a high-pressure environmental protection and energy-saving cleaning machine to solve the above problems existing in the prior art.

[0004] The purpose of the utility model can be achieved by the following technical solutions: A high-pressure environmental protection and energy-saving cleaning machine includes a main body with a pump head assembly and a spray gun. The pump head assembly has a water outlet end, and the spray gun has a connecting pipe communicating with the water outlet end of the pump head assembly. The feature is that a sealing mechanism for improving the sealing strength is arranged between the connecting pipe of the spray gun and the water outlet end of the pump head assembly:

[0005] The connecting pipe and the water outlet end of the pump head assembly are connected by internal and external thread cooperation;

[0006] The sealing mechanism includes a plurality of water seal ring grooves opened on the corresponding outer wall of the connecting pipe and the corresponding inner wall of the water outlet end of the pump head assembly, and a plurality of sealing rings for improving the sealing strength;

[0007] The sealing ring has a sealing ring cavity inside;

[0008] An elastic skeleton for improving the sealing strength and elasticity is installed in the sealing ring cavity;

[0009] The elastic skeleton includes an upper elastic member and a lower elastic member;

[0010] The upper elastic member and the lower elastic member are arranged in an arc structure and are integrally formed;

[0011] The above elastic skeleton is located inside the sealing ring and can elastically extrude the outside of the sealing ring.

[0012] In the above high-pressure environmental protection and energy-saving cleaning machine, the water seal ring grooves on the outer wall of the connecting pipe and the inner wall of the water outlet end of the pump head assembly are arranged in a relative matching structure and form a water seal ring cavity.

[0013] In the above-mentioned high-pressure environmental protection and energy-saving cleaning machine, installation ring grooves for installing the sealing ring are provided on the outer wall of the connecting pipe and the inner wall of the water outlet end of the pump head assembly. The corresponding installation ring grooves are arranged in a relative structure and cooperate to form an installation cavity, and the ring is located in the installation cavity.

[0014] In the above-mentioned high-pressure environmental protection and energy-saving cleaning machine, the sealing ring can be closely attached to the periphery of the installation cavity through an elastic skeleton structure to achieve high sealing.

[0015] Compared with the prior art, the high-pressure environmental protection and energy-saving cleaning machine of the present invention is designed with a sealing mechanism between the water outlet end of the pump head assembly and the connecting pipe of the spray gun. Through the cooperation of the sealing ring, the water seal ring groove and the elastic skeleton structure, the double-sealing effect can be effectively achieved, greatly preventing the problem of high-pressure water leakage, and at the same time, improving the connection stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a three-dimensional structural schematic diagram of the high-pressure environmental protection and energy-saving cleaning machine of the present invention.

[0017] Figure 2 is a partial cross-sectional schematic diagram of the connection between the high-pressure environmental protection and energy-saving cleaning machine and the spray gun of the present invention.

[0018] Figure 3 is a partial cross-sectional schematic diagram of the sealing ring of the high-pressure environmental protection and energy-saving cleaning machine of the present invention.

[0019] In the figure, 1, main machine; 2, spray gun; 3, connecting pipe; 4, water outlet end; 5, sealing ring; 6, water seal ring groove; 7, sealing ring cavity; 8, upper elastic member; 9, lower elastic member; 10, water seal ring cavity; 11, installation cavity. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] The following are specific embodiments of the present invention and in combination with the drawings, the technical solutions of the present invention will be further described, but the present invention is not limited to these embodiments.

[0021] Such as Figure 1 、 Figure 2 、 Figure 3As shown in the figure, this high-pressure environmental protection and energy-saving cleaning machine includes a main body 1 with a pump head assembly and a spray gun 2. The pump head assembly has a water outlet end 4, and the spray gun 2 has a connecting pipe 3 communicating with the water outlet end 4 of the pump head assembly. A sealing mechanism for improving the sealing strength is arranged between the connecting pipe 3 of the spray gun 2 and the water outlet end 4 of the pump head assembly. The connecting pipe 3 and the water outlet end 4 of the pump head assembly are connected by internal and external thread cooperation. The sealing mechanism includes a plurality of water seal ring grooves 6 opened at the corresponding outer wall of the connecting pipe 3 and the corresponding inner wall of the water outlet end 4 of the pump head assembly, and a plurality of sealing rings 5 for improving the sealing strength. The sealing ring 5 has a sealing ring cavity 7 inside, and an elastic skeleton for improving the sealing strength and elasticity is installed in the sealing ring cavity 7. The elastic skeleton includes an upper elastic member 8 and a lower elastic member 9. The upper elastic member 8 and the lower elastic member 9 are arranged in an arc structure and are integrally formed. The elastic skeleton is located inside the sealing ring 5 and can elastically extrude the outside of the sealing ring 5.

[0022] This high-pressure environmental protection and energy-saving cleaning machine is designed with a sealing mechanism between the water outlet end 4 of the pump head assembly and the connecting pipe 3 of the spray gun 2. Through the cooperation of the sealing ring 5, the water seal ring groove 6 and the elastic skeleton structure, the double-sealing effect can be effectively achieved, greatly preventing the problem of high-pressure water leakage. At the same time, the connection stability is improved.

[0023] Further elaborating, in order to realize the water seal structure at the connection, the water seal ring grooves 6 on the outer wall of the connecting pipe 3 and the inner wall of the water outlet end 4 of the pump head assembly are arranged in a relative matching structure and form a water seal ring cavity 10.

[0024] Further elaborating, in order to improve the sealing strength, installation ring grooves for installing the sealing ring 5 are opened on both the outer wall of the connecting pipe 3 and the inner wall of the water outlet end 4 of the pump head assembly. The corresponding installation ring grooves are arranged in a relative structure and cooperate to form an installation cavity 11. And the ring is located in the installation cavity 11. The sealing ring 5 can be closely attached to the periphery of the installation cavity 11 through the elastic skeleton structure to achieve high sealing. The elastic skeleton is located in the sealing ring cavity 7 and can apply an elastic force to the surrounding cavity walls, so that the outer peripheral wall of the sealing ring 5 is closely attached to the surrounding side walls of the installation cavity 11.

[0025] The specific embodiments described herein are merely illustrative of the spirit of the present invention. Those skilled in the art of the present invention can make various modifications or supplements to the described specific embodiments or use similar ways to replace them, but will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0026] Although terms such as host 1, spray gun 2, connecting pipe 3, water outlet end 4, sealing ring 5, water seal ring groove 6, sealing ring cavity 7, upper elastic member 8, lower elastic member 9, water seal ring cavity 10, installation cavity 11, etc. are used more frequently in this text, the possibility of using other terms is not excluded. These terms are used only to more conveniently describe and explain the essence of the present utility model; interpreting them as any additional limitation is contrary to the spirit of the present utility model.

Claims

1. A high-pressure environmental protection and energy-saving cleaning machine, comprising a main body (1) with a pump head assembly and a spray gun (2). The pump head assembly has a water outlet end (4), and the spray gun (2) has a connecting pipe (3) communicating with the water outlet end (4) of the pump head assembly. It is characterized in that, A sealing mechanism for improving the sealing strength is provided between the connection pipe (3) of the spray gun (2) and the connection part of the water outlet end (4) of the pump head assembly: The connection pipe (3) and the water outlet end (4) of the pump head assembly are connected by internal and external thread cooperation; The sealing mechanism includes a plurality of water seal ring grooves (6) opened at the corresponding outer wall of the connection pipe (3) and the corresponding inner wall of the water outlet end (4) of the pump head assembly, and a plurality of sealing rings (5) for improving the sealing strength; The sealing ring (5) has a sealing ring cavity (7) inside; An elastic skeleton for improving the sealing strength and elasticity is installed in the sealing ring cavity (7); The elastic skeleton includes an upper elastic member (8) and a lower elastic member (9); The upper elastic member (8) and the lower elastic member (9) are arranged in an arc structure and are integrally formed; The above elastic skeleton is located inside the sealing ring (5) and can elastically extrude the outside of the sealing ring (5).

2. The high-pressure environmental protection and energy-saving cleaning machine according to claim 1, characterized in that, The water seal ring grooves (6) on the outer wall of the connection pipe (3) and the inner wall of the water outlet end (4) of the pump head assembly are arranged in a relative matching structure and form a water seal ring cavity (10).

3. The high-pressure environmental protection and energy-saving cleaning machine according to claim 1, characterized in that, Both the outer wall of the connection pipe (3) and the inner wall of the water outlet end (4) of the pump head assembly are provided with installation ring grooves for installing the sealing ring (5) inside. The corresponding installation ring grooves are arranged in a relative structure and cooperate to form an installation cavity (11), and the ring is located in the installation cavity (11).

4. The high-pressure environmental protection and energy-saving cleaning machine according to claim 3, characterized in that, The sealing ring (5) can be closely attached to the periphery of the installation cavity (11) through the elastic skeleton structure to achieve high sealing.

Images