CN216767676U - Miniature DC pump structure - Google Patents
Miniature DC pump structure Download PDFInfo
- Publication number
- CN216767676U CN216767676U CN202122229382.3U CN202122229382U CN216767676U CN 216767676 U CN216767676 U CN 216767676U CN 202122229382 U CN202122229382 U CN 202122229382U CN 216767676 U CN216767676 U CN 216767676U
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- water inlet
- inlet pipe
- shell
- piston
- fixedly arranged
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Abstract
The utility model relates to a miniature DC pump structure, which relates to the technical field of diaphragm pumps.A motor is fixedly arranged at the left end of a support, the central line of an output shaft of the motor is overlapped with the central line of a shell, a water inlet pipe is fixedly arranged on the right side of the support on the right side plate of the shell in a penetrating manner, a piston is movably arranged in the water inlet pipe, a check valve is fixedly embedded on the right side of the piston in the water inlet pipe, a connecting pipe is fixedly arranged between the piston and the check valve on the lower side wall of the water inlet pipe in a penetrating manner, a water outlet pipe is fixedly arranged on the right side plate of the shell below the water inlet pipe in a penetrating manner, and the outlet end of the connecting pipe is connected with a left end flange of the water outlet pipe; it will pass in and out the water end setting in same one side, carries out the drive of piston in the diaphragm pump through motor and worm gear, and then realizes further reducing of equipment volume.
Description
Technical Field
The utility model relates to the technical field of diaphragm pumps, in particular to a miniature DC pump structure.
Background
The appearance of miniature diaphragm pump is arbitrary polygon prism structure or cylinder structure, and it is because of simple structure, and then can carry out the miniaturation setting, and the common use is in structures such as domestic water purifier, coffee machine, but the both ends that the end lies in the pump body respectively with play water end of current diaphragm pump of intaking, and this makes pump body overall structure longer, is unfavorable for the use of compact structure, to this problem, needs redesign current diaphragm pump structure.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects and shortcomings of the prior art, and provides a miniature DC pump structure, wherein a water inlet end and a water outlet end are arranged on the same side, and a piston in a diaphragm pump is driven by a motor and a worm gear, so that the volume of equipment is further reduced.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the water inlet pipe and the water outlet pipe are arranged in a rotating mode, the water inlet pipe is arranged on the side wall of the shell in an eccentric rotating mode through a rotating shaft, and the connecting rod is arranged on the side wall of the worm wheel in a rotating mode; a water inlet pipe is fixedly arranged on the right side plate of the shell, which is positioned on the right side of the bracket in a penetrating manner, a piston is movably arranged in the water inlet pipe, the right end of the connecting rod penetrates through the left end opening of the water inlet pipe and then is screwed on the left side wall of the piston through a bearing, a check valve is fixedly embedded in the water inlet pipe, which is positioned on the right side of the piston, and the check valve is arranged in a penetrating manner from right to left; the connecting pipe is arranged between the piston and the one-way valve in a penetrating mode and is arranged in the shell, the connecting pipe is arranged in the shell, the water outlet pipe is fixedly arranged below the water inlet pipe on the right side plate of the shell in a penetrating mode, and the outlet end of the connecting pipe is connected with the left end flange of the water outlet pipe in a penetrating mode.
Preferably, the central line of the water inlet pipe is parallel to the central line of the shell.
Compared with the prior art, the utility model has the beneficial effects that: the utility model relates to a micro DC pump structure.
Description of the drawings:
fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic diagram of the position structure of the motor in the shell.
Description of reference numerals:
the device comprises a shell 1, a support 2, a motor 3, a worm 4, a rotating shaft 5, a worm wheel 6, a water inlet pipe 7, a piston 8, a connecting rod 9, a one-way valve 10, a connecting pipe 11 and a water outlet pipe 12.
The specific implementation mode is as follows:
the technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings, and the preferred embodiments in the description are only examples, and all other embodiments obtained by those skilled in the art without any inventive work belong to the protection scope of the present invention.
As shown in fig. 1-2, the following technical solutions are adopted in the present embodiment:
the water inlet pipe comprises a shell 1, a support 2, a motor 3, a water inlet pipe 7 and a water outlet pipe 12, wherein the support 2 is riveted on the inner side wall of the shell 1, the motor 3 is riveted at the left end of the support 2, the central line of an output shaft of the motor 3 is overlapped with the central line of the shell 1, a worm 4 is riveted on the output shaft of the motor 3, a rotating shaft 5 is screwed on the support 2 through a bearing, a worm wheel 6 is sleeved and fixed on the rotating shaft 5, the worm wheel 6 is meshed with the worm 4, and a connecting rod 9 is eccentrically screwed on the side wall of the worm wheel 6 through the rotating shaft; a water inlet pipe 7 is fixedly arranged on the right side plate of the shell 1 on the right side of the bracket 2 in a penetrating manner, a piston 8 is movably arranged in the water inlet pipe 7, the right end of a connecting rod 9 penetrates through the left end opening of the water inlet pipe 7 and then is rotatably arranged on the left side wall of the piston 8 through a bearing, a check valve 10 is fixedly embedded in the water inlet pipe 7 on the right side of the piston 8, and the check valve 10 is arranged in a penetrating manner from right to left; a connecting pipe 11 is fixedly arranged on the lower side wall of the water inlet pipe 7 between the piston 8 and the one-way valve 10 in a penetrating manner, the connecting pipe 11 is arranged in the shell 1, a water outlet pipe 12 is fixedly arranged on the right side plate of the shell 1 below the water inlet pipe 7 in a penetrating manner, and the outlet end of the connecting pipe 11 is connected with the left end flange of the water outlet pipe 12; the central line of inlet tube 7 and the central line parallel arrangement of shell 1, the central line of inlet tube 7 and the central line of outlet pipe 12 all with the central line level of shell 1, the central line of motor 3 output shaft and the coincidence of the central line of shell 1, and then make things convenient for shell 1 to set up to the columnar structure, make things convenient for the appearance design of the body in the equipment.
The working principle of the specific embodiment is as follows: when the device is in operation, the motor 3 drives the worm 4 to rotate, and then the worm 4 drives the worm wheel 6 of meshing to rotate, the worm wheel 6 drives the left end of connecting rod 9 to draw a circle, and then the connecting rod 9 drives the piston 8 to reciprocate from left to right in the water inlet pipe 7, when the piston 8 moves to the left, draw water from the outside through the right end of the water inlet pipe 7, the water source flows to the water inlet pipe 7 cavity between the piston 8 and the check valve 10 through the check valve 10, when the piston 8 moves to the right, the check valve 10 is closed, the piston 8 pushes the water source to enter the water outlet pipe 12 through the connecting pipe 11, and discharge from the water outlet pipe 12, thereby reciprocating.
After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:
the right-hand member of shell 1 sets up inlet tube 7 and outlet pipe 12 simultaneously, and then the realization sets up the holistic business turn over end of device in same one side, the whole volume of device is reduced in the editor, 1 inside motor 3 that sets up of shell, and motor 3's output shaft central line sets up with shell 1's central line coincide, make things convenient for device global design to be the cylinder structure, through worm wheel 6 between connecting rod 9 on motor 3 and the piston 8, worm 4 structure transmits, and then realize piston 8's drive, realize the holistic pump water function of device.
It will be appreciated by those skilled in the art that modifications and equivalents may be made to the embodiments described above, and that various modifications, equivalents, improvements and the like may be made without departing from the spirit and scope of the utility model.
Claims (2)
1. A miniature DC pump structure characterized by: the water inlet pipe comprises a shell (1), a support (2), a motor (3), a water inlet pipe (7) and a water outlet pipe (12), wherein the support (2) is fixedly arranged on the inner side wall of the shell (1), the motor (3) is fixedly arranged at the left end of the support (2), the central line of an output shaft of the motor (3) is overlapped with the central line of the shell (1), a worm (4) is fixedly arranged on the output shaft of the motor (3), a rotating shaft (5) is screwed on the support (2) through a bearing, a worm wheel (6) is fixedly sleeved on the rotating shaft (5), the worm wheel (6) is meshed with the worm (4), and a connecting rod (9) is eccentrically screwed on the side wall of the worm wheel (6) through the rotating shaft; a water inlet pipe (7) is fixedly arranged on the right side plate of the shell (1) and positioned on the right side of the support (2) in a penetrating manner, a piston (8) is movably arranged in the water inlet pipe (7), the right end of a connecting rod (9) penetrates through the left end opening of the water inlet pipe (7) and then is screwed on the left side wall of the piston (8) through a bearing, a check valve (10) is fixedly embedded on the right side of the piston (8) in the water inlet pipe (7), and the check valve (10) is arranged in a penetrating manner from right to left; connecting pipes (11) penetrate and are fixedly arranged between the piston (8) and the check valve (10) on the lower side wall of the water inlet pipe (7), the connecting pipes (11) are arranged in the shell (1), a water outlet pipe (12) penetrates and is fixedly arranged below the water inlet pipe (7) on the right side plate of the shell (1), and the outlet end of the connecting pipes (11) is connected with the left end flange of the water outlet pipe (12) in a penetrating mode.
2. The micro DC pump structure of claim 1, wherein: the central line of the water inlet pipe (7) is arranged in parallel with the central line of the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122229382.3U CN216767676U (en) | 2021-09-15 | 2021-09-15 | Miniature DC pump structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122229382.3U CN216767676U (en) | 2021-09-15 | 2021-09-15 | Miniature DC pump structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216767676U true CN216767676U (en) | 2022-06-17 |
Family
ID=81954853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122229382.3U Active CN216767676U (en) | 2021-09-15 | 2021-09-15 | Miniature DC pump structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216767676U (en) |
-
2021
- 2021-09-15 CN CN202122229382.3U patent/CN216767676U/en active Active
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