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CN-224228826-U - Six-cavity RO pump

CN224228826UCN 224228826 UCN224228826 UCN 224228826UCN-224228826-U

Abstract

The application relates to a six-cavity RO pump which comprises a pump head shell, a compression assembly, a driving assembly and a mounting seat, wherein the pump head shell comprises an upper shell, a middle shell and a lower shell, the driving assembly comprises a driving motor, a motor shell and a motor rear cover, and the six-cavity RO pump is characterized in that the lower shell is provided with a first extension part attached to the motor shell, the motor rear cover is provided with a second extension part attached to the motor shell and arranged corresponding to the first extension part, a first arrangement groove is formed in the bottom end of the first extension part, a first locking assembly is arranged in the bottom end of the first extension part, a second arrangement groove is formed in the bottom end of the second extension part, a second locking assembly is arranged in the bottom end of the second extension part, and a first locking groove matched with the first locking assembly is formed in the top end of the mounting seat, and a second locking groove matched with the second locking assembly is formed in the bottom end of the mounting seat. The application has the effect of convenient installation of the installation seat in the assembly process.

Inventors

  • YANG JUNMING

Assignees

  • 宁波强生电机有限公司

Dates

Publication Date
20260512
Application Date
20250515

Claims (8)

  1. 1. A six-cavity RO pump comprises a pump head shell (1), a compression assembly (2) arranged in the pump head shell (1), a driving assembly (3) used for driving the compression assembly (2) to work and a mounting seat (4) used for mounting the RO pump, wherein the pump head shell (1) comprises an upper shell (11), a middle shell (12) and a lower shell (13), the driving assembly (3) comprises a driving motor (31), a motor shell (32) and a motor rear cover (33) arranged on one side of the motor shell (32) opposite to the pump head shell (1), and the six-cavity RO pump is characterized in that the lower shell (13) is provided with a first extension part (5) attached to the motor shell (32), the motor rear cover (33) is provided with a second extension part (6) attached to the motor housing (32) and arranged corresponding to the first extension part (5), a first arrangement groove (51) is formed in the bottom end of the first extension part (5), a first locking assembly (52) is arranged in the first arrangement groove (51), a second arrangement groove (61) is formed in the bottom end of the second extension part (6), a second locking assembly (62) is arranged in the second arrangement groove (61), the mounting seat (4) is provided with a supporting cambered surface (411) attached to the motor housing (32), a first locking groove (421) matched with the first locking assembly (52) is formed in the top end of the mounting seat (4), and a second locking groove (431) matched with the second locking assembly (62) is formed in the bottom end of the mounting seat.
  2. 2. The six-chamber RO pump according to claim 1, wherein the first locking assembly (52) comprises a first lock tongue (522) and a first spring (521), one end of the first spring (521) is abutted against the bottom end of the first arrangement groove (51) and the other end is abutted against the first lock tongue (522), the second locking assembly (62) comprises a second lock tongue (622) and a second spring (621), and one end of the second spring (621) is abutted against the bottom end of the second arrangement groove (61) and the other end is abutted against the second lock tongue (622).
  3. 3. The six-chamber RO pump according to claim 2, wherein the outer end of the first lock tongue (522) is provided with a first guide surface (5221) on a side facing away from the motor housing (32), and the outer end of the second lock tongue (622) is provided with a second guide surface (6221) symmetrically arranged with the first guide surface (5221) on a side facing away from the motor housing (32).
  4. 4. The six-chamber RO pump of claim 2, wherein the first locking tongue (522) and the second locking tongue (622) are arc-shaped plate structures, the cross sections of the first arrangement groove (51) and the first locking groove (421) are matched with the first locking tongue (522), and the cross sections of the second arrangement groove (61) and the second locking groove (431) are matched with the second locking tongue (622).
  5. 5. A six-chamber RO pump according to claim 1, characterized in that the bottom side of the first extension (5) is provided with a first rib (53) arranged in the insertion direction of the mount (4), the top side of the second extension (6) is provided with a second rib (63) arranged in the insertion direction of the mount (4), the mount (4) has a first runner (422) for the first rib (53) and a second runner (432) for the second rib (63).
  6. 6. A six-chamber RO pump according to claim 5, wherein the number of first ribs (53) is two and is arranged bilaterally symmetrically, and the number of second ribs (63) is two and is arranged bilaterally symmetrically.
  7. 7. A six-chamber RO pump according to claim 1, characterized in that the bottom of the mount (4) has four leg structures (44) with shock pads (442) arranged, the leg structures (44) being symmetrically arranged two by two on both sides of the bottom of the mount (4).
  8. 8. A six-chamber RO pump according to claim 1, characterized in that the compression assembly (2) comprises a diaphragm (21) and a compression bracket (22), between which diaphragm (21) and compression bracket (22) six drive chambers (25) are formed.

Description

Six-cavity RO pump Technical Field The application relates to the technical field of booster pumps, in particular to a six-cavity RO pump. Background RO pump is also called reverse osmosis booster pump, is the core drive part of reverse osmosis water purification system, because of its occupation space is little, the integrated level is high, characteristics such as noise are low, is extensively used in domestic water purifier at present. In the related art, the RO pump includes a pump head housing, a compression assembly installed inside the pump head housing, a driving assembly for driving the compression assembly to work, and an installation seat for installing the RO pump on the inner wall of the water purifier. The pump head shell comprises an upper shell, a middle shell and a lower shell. The driving assembly comprises a driving motor, a motor shell and a motor rear cover arranged on one side of the motor shell, which is opposite to the pump head shell. The mounting seat is locked on the motor shell through a screw. With respect to the related art in the above, the inventors have recognized a need to provide an RO pump having another mount mounting structure. Disclosure of utility model The application provides a six-cavity RO pump, wherein a mounting seat in the six-cavity RO pump is convenient to mount in the assembly process. The six-cavity RO pump provided by the application adopts the following technical scheme: The six-cavity RO pump comprises a pump head shell, a compression assembly, a driving assembly and a mounting seat, wherein the compression assembly is arranged in the pump head shell, the driving assembly is used for driving the compression assembly to work, the mounting seat is used for mounting an RO pump, the pump head shell comprises an upper shell, a middle shell and a lower shell, the driving assembly comprises a driving motor, a motor shell and a motor rear cover, the motor rear cover is arranged on one side of the motor shell, which is opposite to the pump head shell, and the motor rear cover is characterized by comprising a first extension part attached to the motor shell, a second extension part attached to the motor shell and arranged corresponding to the first extension part, a first arrangement groove is formed in the bottom end of the first extension part, a first locking assembly is arranged in the first arrangement groove, a second arrangement groove is formed in the bottom end of the second extension part, a second locking assembly is arranged in the second arrangement groove, the mounting seat is provided with a supporting cambered surface attached to the motor shell, and the mounting seat is provided with a first locking groove matched with the first locking assembly and a second locking assembly matched with the second locking groove. Through adopting above-mentioned technical scheme, set up locking element at first extension, set up the second locking element at the second extension, and set up at the mount pad top with first locking element complex first locking groove, set up at the mount pad bottom with second locking element complex second locking groove, when the mount pad is installed between first extension and the second extension, the first locking element of first extension will insert to the first locking groove at mount pad top, the second locking element of second extension will insert to the second locking groove at mount pad top, help improving the installation convenience between mount pad and the RO pump. Optionally, the first locking component comprises a first lock tongue and a first spring, one end of the first spring is abutted to the bottom end of the first arrangement groove, the other end of the first spring is abutted to the first lock tongue, the second locking component comprises a second lock tongue and a second spring, one end of the second spring is abutted to the bottom end of the second arrangement groove, and the other end of the second spring is abutted to the second lock tongue. By adopting the technical scheme, the concrete structure of the locking assembly is disclosed. When the mount pad inserts, the top front end and the first spring bolt butt of mount pad for the bottom front end and the second spring bolt butt of mount pad. At this time, the mounting seat is inserted continuously, and the first spring at the bottom of the first lock tongue and the second spring at the bottom of the second lock tongue are compressed under pressure. When the first arrangement groove and the first locking groove, the second arrangement groove and the second locking groove are aligned, the first spring and the second spring are restored to the original state, so that the clamping connection of the first locking assembly and the first locking groove, and the clamping connection of the second locking assembly and the second locking groove are realized. Optionally, a first guiding surface is arranged at the outer end of the first lock tongue at one s