RO pump device

Abstract

The utility model relates to an RO pump device, and belongs to the field of booster pumps, the RO pump device comprises an RO pump main body, the RO pump main body comprises a pump head shell, a mounting shell for mounting the RO pump main body, and an elastic damping sleeve supported between the pump head shell and the mounting shell; the elastic vibration reduction sleeve is provided with an arrangement through hole for arranging the RO pump main body; a gap is formed between the bottom of the RO pump main body and the bottom surface of the inner cavity of the mounting shell; a first limiting structure used for limiting the RO pump from being disengaged from the elastic vibration reduction sleeve is arranged between the elastic vibration reduction sleeve and the RO pump body. A second limiting structure used for supporting the elastic vibration reduction sleeve is arranged between the elastic vibration reduction sleeve and the installation shell. The RO pump has the effect that the RO pump main body can be quickly and conveniently mounted on the mounting shell.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of booster pumps, in particular to an RO pump device. BACKGROUND

[0002] The RO pump can also be called a water purification pump, which is a machine used to provide water pressure for a water purifier. The RO pump can be used for liquid delivery in industrial production, and is widely used in the fields of chemical industry, food processing, pharmaceuticals, etc. In order to standardize the volume occupied by the RO pump in the water purifier and the appearance shape of the RO pump in the water purifier, the water purifier company now provides an installation shell for the RO pump to be arranged. When the RO pump is installed in the installation shell, a damping structure needs to be provided between the RO pump and the installation shell to buffer the vibration impact between the two. The existing damping structure is usually a spring damping structure. However, the internal installation space of the installation shell is limited, so the installation of the spring damping structure in the installation shell is relatively inconvenient. CONTENT OF THE UTILITY MODEL

[0003] In order to enable the RO pump body to be quickly and conveniently installed in the installation shell, the present application provides an RO pump device.

[0004] The RO pump device provided by the present application adopts the following technical scheme:

[0005] An RO pump device, comprising an RO pump body, the RO pump body comprising a pump head shell, further comprising an installation shell for installing the RO pump body, an elastic damping sleeve supported between the pump head shell and the installation shell; the elastic damping sleeve has an arrangement through hole for arranging the RO pump body; there is a gap between the bottom of the RO pump body and the inner cavity bottom surface of the installation shell; a first limiting structure for limiting the RO pump from coming out of the elastic damping sleeve is arranged between the elastic damping sleeve and the RO pump body; a second limiting structure for supporting the elastic damping sleeve is arranged between the elastic damping sleeve and the installation shell.

[0006] By adopting the above technical scheme, during the installation process of the RO pump, the RO pump body is first arranged in the elastic damping sleeve through the arrangement through hole, and is locked with the elastic damping sleeve through the first limiting structure, and then the elastic damping sleeve is arranged in the installation shell through the second limiting structure. Through the arrangement of the elastic damping sleeve and the gap between the RO pump body and the bottom surface of the installation shell, the vibration and noise generated during the operation of the RO pump can be weakened, and the installation of the RO pump body in the installation shell is facilitated, so that the installation process is more quick and convenient.

[0007] Optionally, the first limiting structure comprises a mounting groove formed in the inner wall of the arrangement through hole, and a mounting protrusion mounted on the pump head shell and arranged in the mounting groove; the mounting groove has a first abutting surface for supporting the bottom surface of the mounting protrusion.

[0008] By adopting the above technical scheme, the specific structure of the first limiting structure is disclosed, and the cooperation between the mounting protrusion and the first abutting surface of the mounting groove helps to limit the probability of the RO pump body from the arrangement through hole of the elastic damping sleeve, and provides stable support force for the mounting protrusion.

[0009] Optionally, the bottom of the mounting protrusion has a first guide inclined surface extending upward away from the pump head shell.

[0010] By adopting the above technical scheme, the first guide inclined surface of the bottom surface of the mounting protrusion helps to guide the mounting protrusion to smoothly enter the mounting groove, ensures that the RO body does not encounter large resistance or blockage during installation, and helps to reduce the probability of inclination or misplacement of the RO pump body during installation, and improves the accuracy and stability of installation.

[0011] Optionally, the second limiting structure comprises an arrangement groove formed in the mounting shell, a first arc-shaped protrusion arranged in the elastic damping sleeve and arranged in the arrangement groove corresponding to the mounting groove, and a second arc-shaped protrusion arranged in the arrangement groove and arranged in the arrangement groove in the circumferential direction of the first arc-shaped protrusion.

[0012] By adopting the above technical scheme, the specific structure of the second limiting structure is disclosed, and the cooperation between the first arc-shaped protrusion and the arrangement groove and the cooperation between the second arc-shaped protrusion and the arrangement groove realize the stable installation and support of the elastic damping sleeve in the mounting shell, not only improve the overall stability of the RO pump device, but also prolong the service life of the elastic damping sleeve, and ensure that the RO pump device can operate efficiently and stably under various working environments.

[0013] Optionally, the second arc-shaped protrusion is provided with a first deformation groove penetrating through the upper and lower side surfaces of the second arc-shaped protrusion, and the cross section of the first deformation groove is triangular.

[0014] By adopting the above technical scheme, the first deformation groove is provided, so that the second arc-shaped protrusion can deform to a certain extent when being extruded, thereby absorbing and dispersing the force and reducing the damage to the elastic damping sleeve and the mounting shell. The triangular cross section of the first deformation groove further improves the damping effect of the second arc-shaped protrusion.

[0015] Optionally, the elastic damping sleeve further has a third arc-shaped protrusion arranged corresponding to the mounting groove and a fourth arc-shaped protrusion arranged in a circumferential interval with the third arc-shaped protrusion, the third arc-shaped protrusion and the fourth arc-shaped protrusion abut against the inner wall of the mounting shell.

[0016] By adopting the technical scheme, the structure of the elastic damping sleeve is further disclosed, the third arc-shaped protrusion and the fourth arc-shaped protrusion not only enhance the stability and damping effect of the elastic damping sleeve, but also improve the durability. The abutment of the third arc-shaped protrusion and the fourth arc-shaped protrusion with the inner wall of the mounting shell helps to reduce the probability of excessive movement or deformation of the elastic damping sleeve in the mounting shell.

[0017] Optionally, the bottom of the third arc-shaped protrusion and the fourth arc-shaped protrusion has a second guide inclined surface extending upward away from the elastic damping sleeve.

[0018] By adopting the technical scheme, the second guide inclined surface at the bottom of the third arc-shaped protrusion and the fourth arc-shaped protrusion helps to guide the third arc-shaped protrusion and the fourth arc-shaped protrusion to smoothly enter the arrangement groove, so that the assembly process of the elastic damping sleeve is more smooth and efficient.

[0019] Optionally, the elastic damping sleeve is further provided with a second deformation groove.

[0020] By adopting the technical scheme, the second deformation groove is arranged to enable the elastic damping sleeve to deform when subjected to external force, thereby absorbing and dispersing the vibration and impact force generated by the RO pump body during work, thereby reducing the transmission to the mounting shell and the surrounding environment.

[0021] Optionally, the pump head shell is provided with a limiting block on both sides of the mounting protrusion, and the limiting block has a second abutting surface for the top surface of the elastic damping sleeve to abut against.

[0022] By adopting the technical scheme, the cooperation between the second abutting surface on the limiting block and the elastic damping sleeve enables the installation of the elastic damping sleeve on the pump head shell to be limited, which helps to limit the elastic damping sleeve and reduce the probability of the RO pump body being pulled out of the elastic damping sleeve.

[0023] In summary, the present application has at least one of the following beneficial technical effects:

[0024] 1. An RO pump device, by arranging the first limiting structure to realize the cooperation between the RO pump body and the elastic damping sleeve, and by arranging the second limiting structure to realize the cooperation between the elastic damping sleeve and the mounting shell, so as to arrange the RO pump in the mounting shell, which not only has an ideal damping effect, but also makes the installation process more rapid and convenient.

[0025] 2. The arrangement of the first deformation groove and the second deformation groove helps the elastic damping sleeve to deform to a certain extent when it is pressed, thereby absorbing and dispersing the force and reducing damage to the elastic damping sleeve and the mounting shell;

[0026] 3. The arrangement of the first limiting structure and the second limiting structure helps to improve the stability of the RO pump device as a whole and reduce the probability of loosening of the RO pump body and the elastic damping sleeve during operation. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 is an exploded schematic view of the RO pump device in the embodiment of the present application.

[0028] Figure 2 is a cross-sectional schematic view of the RO pump device in the embodiment of the present application.

[0029] Figure 3 is a schematic view of the cooperation of the RO pump body and the elastic damping sleeve in the embodiment of the present application.

[0030] Figure 4 is a top view schematic view of the RO pump body in the embodiment of the present application.

[0031] Figure 5 is a schematic view of the cooperation of the elastic damping sleeve and the mounting shell in the embodiment of the present application.

[0032] Reference Signs List: 1, RO pump body; 11, pump head shell; 111, mounting protrusion; 1111, first guide slope; 112, limiting block; 1121, second abutting surface; 113, third guide slope; 114, guide block; 1141, fourth guide slope; 12, motor shell; 2, mounting shell; 21, upper shell; 211, limiting plate; 22, lower shell; 221, arrangement groove; 3, elastic damping sleeve; 31, arrangement through hole; 32, mounting groove; 321, first abutting surface; 33, limiting groove; 34, first arc-shaped protrusion; 35, second arc-shaped protrusion; 351, first deformation groove; 36, third arc-shaped protrusion; 37, fourth arc-shaped protrusion; 38, second guide slope; 39, second deformation groove. DETAILED DESCRIPTION

[0033] The following will be described in detail below with reference to the accompanying Figures 1-5 The present application will be further described in detail.

[0034] The embodiment of the present application discloses an RO pump device. Referring to Figure 1 and Figure 2The utility model provides a kind of RO pump device, including RO pump body 1, the installation shell 2 for the installation of RO pump body 1 and the elastic damping sleeve 3 supported in RO pump body 1 and installation shell 2.RO pump body 1 includes pump head shell 11 and motor shell 12 connected to the bottom of pump head shell 11, and elastic damping sleeve 3 is sleeved on pump head shell 11 of RO pump body 1.Elastic damping sleeve 3 has arrangement through hole 31 for the arrangement of RO pump body 1, and when RO pump body 1 is arranged in arrangement through hole 31 and is arranged in installation shell 2 by elastic damping sleeve 3, there is gap between the bottom of RO pump body 1 and the bottom surface of the inner cavity of installation shell 2.In the embodiment, elastic damping sleeve 3 is the elastic damping sleeve 3 of rubber material, and installation shell 2 is hollow cylindrical structure.

[0035] Refer to Figure 3 To limit the probability that RO pump body 1 is pulled out of the arrangement through hole 31 of elastic damping sleeve 3, a first limiting structure is provided between elastic damping sleeve 3 and RO pump body 1.The first limiting structure includes a mounting groove 32 formed in the inner wall of the arrangement through hole 31, and a mounting protrusion 111 mounted on the pump head shell 11 and arranged in the mounting groove 32.The mounting groove 32 has a first abutting surface 321 for supporting the bottom surface of the mounting protrusion 111, thereby limiting the lower position of the elastic damping sleeve 3.The pump head shell 11 is further provided with a limiting block 112 on both sides of the mounting protrusion 111, and the bottom of the limiting block 112 has a second abutting surface 1121 for abutting with the top surface of the elastic damping sleeve 3, thereby limiting the upper position of the elastic damping sleeve 3 and locking the elastic damping sleeve 3 at the pump head shell 11 of the RO pump body 1.

[0036] Refer to Figure 3 And Figure 4 To guide the mounting protrusion 111 to be smoothly arranged in the mounting groove 32, the bottom of the mounting protrusion 111 has a first guide slope 1111 extending upward away from the pump head shell 11.The number of mounting protrusions 111 on the pump head shell 11 is four, and the elastic damping sleeve 3 has a mounting groove 32 corresponding to each mounting protrusion 111.The four mounting protrusions 111 are arranged opposite to each other, and the pump head shell 11 is provided with a third guide slope 113 between the adjacent two mounting protrusions 111, and the inclination angle of the third guide slope 113 is the same as that of the first guide slope 1111.The pump head shell 11 is provided with a guide block 114 between the two oppositely arranged mounting protrusions 111, and the bottom of the guide block 114 has a fourth guide slope 1141.The elastic damping sleeve 3 has a limiting slot 33 for arranging the guide block 114.

[0037] Refer to Figure 4 AndFigure 5 In order to support the elastic damping sleeve 3, a second limiting structure is arranged between the mounting shell 2 and the elastic damping sleeve 3. The second limiting structure comprises an arrangement groove 221 arranged in the lower shell 22 of the mounting shell 2, a first arc-shaped protrusion 34 arranged in the elastic damping sleeve 3 corresponding to the mounting groove 32 and arranged in the arrangement groove 221, and a second arc-shaped protrusion 35 arranged in the elastic damping sleeve 3 and arranged in the arrangement groove 221 in a circumferential interval with the first arc-shaped protrusion 34. The second arc-shaped protrusion 35 is provided with a first deformation groove 351 penetrating through the upper and lower sides of the second arc-shaped protrusion 35, and the cross section of the first deformation groove 351 is triangular, so that the first deformation groove 351 can be deformed to absorb and weaken the vibration and noise generated by the vibration of the RO pump body 1 during operation. In the embodiment, the number of the first arc-shaped protrusions 34 is two, the number of the second arc-shaped protrusions 35 is one, and the cross section of the first deformation groove 351 is an equilateral triangle. In the embodiment, the depth of the arrangement groove 221 is greater than the height of the first arc-shaped protrusion 34 and the second arc-shaped protrusion 35, which helps to further limit the first arc-shaped protrusion 34 and the second arc-shaped protrusion 35.

[0038] With reference to Figure 4 and Figure 5 The elastic damping sleeve 3 also has a third arc-shaped protrusion 36 arranged in a circumferential direction and corresponding to the mounting groove 32, and a fourth arc-shaped protrusion 37 arranged in a circumferential direction with the third arc-shaped protrusion 36. The third arc-shaped protrusion 36 and the fourth arc-shaped protrusion 37 abut the inner wall of the lower shell 22 of the mounting shell 2. In order to smoothly arrange the elastic damping sleeve 3 in the lower shell 22, the bottom surface of the third arc-shaped protrusion 36 and the fourth arc-shaped protrusion 37 both have a second guide inclined surface 38 extending upward away from the elastic damping sleeve 3. In order to help the elastic damping sleeve 3 to deform, the elastic damping sleeve 3 is also provided with a second deformation groove 39 at the inner wall of the arrangement through hole 31. In the embodiment, the number of the third arc-shaped protrusions 36 is two, the number of the fourth arc-shaped protrusions 37 is one, and the first arc-shaped protrusions 34 and the third arc-shaped protrusions 36 are arranged one by one, and the second arc-shaped protrusions 35 and the fourth arc-shaped protrusions 37 are arranged opposite to each other.

[0039] The implementation principle of the embodiment of the RO pump device is as follows: in the installation process of the RO pump, first, the RO pump body 1 is arranged through the arrangement through hole 31 of the elastic damping sleeve 3 and the elastic damping sleeve 3 is sleeved at the pump head shell 11 of the RO pump body 1, then the RO pump body 1 is arranged in the installation shell 2 through the cooperation between the elastic damping sleeve 3 and the installation shell 2, the RO pump body 1 and the installation shell 2 are not in direct contact through the arrangement of the elastic damping sleeve 3 between the RO pump body 1 and the installation shell 2, so that the ideal damping effect is achieved and the installation process is relatively fast and convenient, the arrangement of the first deformation groove 351 and the second deformation groove 39 on the elastic damping sleeve 3 helps the elastic damping sleeve 3 to deform when subjected to external pressure, so as to absorb and weaken the vibration generated in the operation process of the RO pump and the noise generated due to the vibration.

[0040] The above are preferred embodiments of the present application, and do not limit the protection scope of the present application, therefore: all equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. An RO pump device, comprising an RO pump body (1), wherein the RO pump body (1) comprises a pump head housing (11), characterized in that: The invention also comprises an installation shell (2) for installing the RO pump body (1), and an elastic vibration-damping sleeve (3) supported between the pump head shell (11) and the installation shell (2); the elastic vibration-damping sleeve (3) has an arrangement through hole (31) for arranging the RO pump body (1); a gap exists between the bottom of the RO pump body (1) and the bottom surface of the inner cavity of the installation shell (2); a first limiting structure for limiting the RO pump body (1) from escaping from the elastic vibration-damping sleeve (3) is provided between the elastic vibration-damping sleeve (3) and the RO pump body (1); and a second limiting structure for supporting the elastic vibration-damping sleeve (3) is provided between the elastic vibration-damping sleeve (3) and the installation shell (2).

2. The RO pump device according to claim 1, characterized in that: The first limiting structure comprises a mounting groove (32) formed on the inner wall of the arrangement through hole (31), and a mounting protrusion (111) mounted on the pump head housing (11) and arranged in the mounting groove (32); the mounting groove (32) has a first abutting surface (321) for supporting the bottom surface of the mounting protrusion (111).

3. The RO pump device according to claim 2, characterized in that: The bottom of the mounting protrusion (111) has a first guiding inclined surface (1111) extending upward in a direction away from the pump head housing (11).

4. The RO pump device according to claim 2, characterized in that: The second limiting structure comprises an arrangement groove (221) provided in the mounting housing (2), a first arc-shaped convex portion (34) arranged on the elastic vibration-damping sleeve (3) corresponding to the mounting groove (32) and arranged in the arrangement groove (221), and a second arc-shaped convex portion (35) arranged circumferentially with the first arc-shaped convex portion (34) and arranged in the arrangement groove (221).

5. The RO pump device according to claim 4, characterized in that: The second arc-shaped convex portion (35) is provided with a first deformation groove (351) that passes through the upper and lower side surfaces of the second arc-shaped convex portion (35), and the cross section of the first deformation groove (351) is triangular.

6. The RO pump device according to claim 2, characterized in that: The elastic vibration damping sleeve (3) further comprises a third arc-shaped protrusion (36) arranged corresponding to the mounting groove (32) and a fourth arc-shaped protrusion (37) arranged circumferentially spaced from the third arc-shaped protrusion (36); the third arc-shaped protrusion (36) and the fourth arc-shaped protrusion (37) abut against the inner wall of the mounting shell (2).

7. The RO pump device according to claim 6, characterized in that: The bottoms of the third arc-shaped protrusion (36) and the fourth arc-shaped protrusion (37) both have a second guiding inclined surface (38) extending upward in a direction away from the elastic vibration-damping sleeve (3).

8. The RO pump device according to claim 6, characterized in that: The elastic vibration-damping sleeve (3) is further provided with a second deformation groove (39) on the inner wall of the arrangement through hole (31).

9. The RO pump device according to claim 2, characterized in that: The pump head housing (11) is provided with limit blocks (112) on both sides of the mounting protrusion (111), and the limit blocks (112) have a second abutting surface (1121) for abutting the top surface of the elastic vibration-damping sleeve (3).

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