CN223241572U

CN223241572U - A brushless motor air pump

Info

Publication number: CN223241572U
Application number: CN202422682422.3U
Authority: CN
Inventors: 周勇; 王永康
Original assignee: Ningbo Hongyu Electric Appliance Co ltd
Current assignee: Ningbo Hongyu Electric Appliance Co ltd
Priority date: 2024-11-05
Filing date: 2024-11-05
Publication date: 2025-08-19
Anticipated expiration: 2034-11-05

Abstract

The utility model discloses a brushless motor inflator pump which comprises a support, wherein a brushless motor is horizontally arranged at one end of the support, a cylinder sleeve is horizontally arranged at the other end of the support, a cylinder sleeve head with an air outlet is arranged at the end part of the cylinder sleeve, a sensor component for monitoring air pressure is arranged on the cylinder sleeve head, a driving gear is fixedly arranged on an output shaft at one end of the brushless motor, a conical driven gear is rotatably arranged on the support through a support bearing, and the driving gear and the conical driven gear are in meshed transmission.

Description

Brushless motor inflator pump

Technical Field

The utility model belongs to the technical field of air pumps, and particularly relates to a brushless motor air pump.

Background

The utility model provides a brushless motor inflator, which is characterized in that an inflator pump is a device capable of inflating equipment needing air, a piston air pump is used for inflating through reciprocating motion of an electric piston of a motor, the conventional inflator pump adopts a general motor, has low energy conversion efficiency and influences on inflation efficiency, and has the problems of complex integral structure, large volume and large noise during operation.

Disclosure of utility model

The utility model aims to provide a brushless motor inflator pump, which solves the problems in the prior art.

In order to achieve the purpose, the technical scheme is that the brushless motor inflator pump comprises a support, a brushless motor is horizontally arranged at one end of the support, a cylinder sleeve is horizontally arranged at the other end of the support, an air-out cylinder sleeve head is arranged at the end of the cylinder sleeve, a sensor component for monitoring air pressure is arranged on the cylinder sleeve head, a driving gear is fixedly arranged on an output shaft at one end of the brushless motor, a conical driven gear is rotatably arranged on the support through a support bearing, the driving gear is in meshed transmission with the conical driven gear, a piston head for extruding air is arranged in the cylinder sleeve, and a connecting rod is integrally arranged at one end of the piston head and rotates along with the conical driven gear through a connecting piece to complete horizontal reciprocating motion.

Preferably, the sensor assembly comprises a sensor mounting seat which is arranged on the cylinder sleeve head and communicated with each other, a sensor which is arranged in the sensor mounting seat and used for mounting a sensor pressing plate of the sensor, the sensor pressing plate is fixedly connected with the sensor mounting seat through a plurality of pressing plate screws, and a sensor sealing ring used for sealing is arranged at the edge of the inner side of the sensor mounting seat.

Preferably, the connecting piece is including installing the driven gear connecting rod connecting axle at conical surface driven gear top edge position, the other end extension cover of connecting rod is established on driven gear connecting rod connecting axle, and the connecting rod passes through the connecting bearing and is connected with driven gear connecting rod connecting axle rotation, the top of driven gear connecting rod connecting axle is provided with the jump ring that is used for spacing.

Preferably, the output shaft at the other end of the brushless motor is provided with a fan blade, and the brushless motor is fixedly connected with the bracket through a plurality of bracket screws.

Preferably, the bracket connecting shaft at the center of the conical driven gear and the conical driven gear are of an integrated structure, and the bracket connecting shaft at the center of the conical driven gear is connected with the bracket bearing through riveting.

Preferably, the support and the cylinder sleeve are horizontally distributed, and the support and the cylinder sleeve are fastened and connected through a plurality of cylinder sleeve screws.

Preferably, a circle of piston rings are arranged on the piston head in a clamping manner, and the connecting rod is connected with the connecting bearing through riveting.

Compared with the prior art, the utility model has the beneficial effects that the high-efficiency energy-saving brushless motor is adopted, the energy conversion efficiency is high, the input electric energy can be more effectively converted into mechanical energy, and the mechanical energy can be used for compressing gas to inflate the tire;

the low-noise conical driven gear is integrally designed with the bracket connecting shaft, so that the friction force is small when the brushless motor is matched to operate, the generated noise level is low, and the interference of noise to a user is reduced;

The bracket and the cylinder sleeve are in a miniaturized design, so that the whole volume and the weight of the movement can be effectively controlled, and excessive space is not occupied.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic elevational cross-sectional view of the present utility model;

FIG. 3 is a schematic diagram of an explosive structure according to the present utility model;

The device comprises a fan blade, a brushless motor, a driving gear, a bracket screw, a conical driven gear, a 7, a clamp spring, a 8, a driven gear connecting rod connecting shaft, a 9, a connecting rod, a 10, a piston ring, a 11, a sensor pressing plate, a 12, a pressing plate screw, a 13, a sensor sealing ring, a 14, a sensor, a 15, a cylinder sleeve screw, a 16, a cylinder sleeve, a 17, a connecting bearing, a 18 and a bracket bearing.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1 to 3, a brushless motor inflator pump according to a first embodiment of the present utility model is provided, which includes a bracket 4, a brushless motor 2 is horizontally mounted at one end of the bracket 4, the energy conversion efficiency is high, the input electric energy can be more effectively converted into mechanical energy for inflating a tire by compressed gas, a cylinder sleeve 16 is horizontally mounted at the other end of the bracket 4, an air-out cylinder sleeve head is disposed at the end of the cylinder sleeve 16, a sensor assembly for monitoring air pressure is disposed on the cylinder sleeve head, a driving gear 3 is fixedly disposed on an output shaft at one end of the brushless motor 2, a conical driven gear 6 is rotatably disposed on the bracket 4 through a bracket bearing 18, the driving gear 3 is meshed with the conical driven gear 6 for transmission, a piston head for compressing air is integrally disposed in the cylinder sleeve 16, and a connecting rod 9 is integrally disposed at one end of the piston head and rotates with the conical driven gear 6 through a connecting piece to perform horizontal reciprocating motion.

In this embodiment, preferably, the sensor assembly includes a sensor mounting seat disposed on the cylinder sleeve and communicated with each other, a sensor 14 disposed in the sensor mounting seat, a sensor pressing plate 11 for mounting the sensor, and the sensor pressing plate 11 is fastened and connected with the sensor mounting seat by a plurality of pressing plate screws 12, and a sensor sealing ring 13 for sealing is disposed at an edge of an inner side of the sensor mounting seat.

In this embodiment, preferably, the connecting piece includes a driven gear connecting rod connecting shaft 8 installed at the top edge position of the conical driven gear 6, the other end of the connecting rod 9 is extended and sleeved on the driven gear connecting rod connecting shaft 8, and the connecting rod 9 is rotationally connected with the driven gear connecting rod connecting shaft 8 through a connecting bearing 17, and the top end of the driven gear connecting rod connecting shaft 8 is provided with a snap spring 7 for limiting. In this embodiment, preferably, the fan blade 1 is mounted on the output shaft at the other end of the brushless motor 2, and the brushless motor 2 and the bracket 4 are fastened and connected by a plurality of bracket screws 5, so as to maintain stable operation. In this embodiment, preferably, the bracket connecting shaft in the center of the conical driven gear 6 and the conical driven gear 6 are in an integrated structure, and are designed integrally with the bracket connecting shaft, so that friction force is small when the brushless motor 2 is matched to operate, the generated noise level is low, the bracket connecting shaft in the center of the conical driven gear 6 is connected with the bracket bearing 18 through riveting, the possibility of failure is reduced, and the stability is better when the brushless motor is operated. In this embodiment, preferably, the support 4 and the cylinder sleeve 16 are horizontally distributed, and the support 4 and the cylinder sleeve 16 are designed in a miniaturized manner, so that the whole volume and weight of the movement can be effectively controlled, excessive space is not occupied, and the support 4 and the cylinder sleeve 16 are fastened and connected through a plurality of cylinder sleeve screws 15, so that stable operation can be maintained in various severe use environments for connection stability. In this embodiment, preferably, a circle of piston rings 10 are arranged on the piston head in a clamping manner, the connecting rod 9 is connected with the connecting bearing 17 through riveting, the possibility of faults is reduced, and the stability is better during operation. Although embodiments of the present utility model have been shown and described in detail with reference to the foregoing detailed description, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A brushless motor inflator pump comprises a support (4) and is characterized in that one end of the support (4) is horizontally provided with a brushless motor (2), the other end of the support (4) is horizontally provided with a cylinder sleeve (16), the end of the cylinder sleeve (16) is provided with a cylinder sleeve head for air outlet, the cylinder sleeve head is provided with a sensor component for monitoring air pressure, an output shaft at one end of the brushless motor (2) is fixedly provided with a driving gear (3), the support (4) is rotatably provided with a conical driven gear (6) through a support bearing (18), the driving gear (3) is in meshed transmission with the conical driven gear (6), a piston head for extruding air is arranged in the cylinder sleeve (16), one end of the piston head is integrally provided with a connecting rod (9), and the connecting rod (9) is rotated along with the conical driven gear (6) through a connecting piece to complete horizontal reciprocating motion.

2. A brushless motor inflator pump according to claim 1, wherein the sensor assembly comprises a sensor mounting seat which is arranged on the cylinder sleeve head and communicated with each other, a sensor (14) which is arranged in the sensor mounting seat and is used for mounting a sensor pressing plate (11) of the sensor, the sensor pressing plate (11) is fixedly connected with the sensor mounting seat through a plurality of pressing plate screws (12), and a sensor sealing ring (13) used for sealing is arranged at the edge of the inner side of the sensor mounting seat.

3. The brushless motor inflator pump of claim 1, wherein the connecting piece comprises a driven gear connecting rod connecting shaft (8) arranged at the top edge position of the conical driven gear (6), the other end of the connecting rod (9) is arranged on the driven gear connecting rod connecting shaft (8) in an extending mode in a sleeved mode, the connecting rod (9) is rotatably connected with the driven gear connecting rod connecting shaft (8) through a connecting bearing (17), and a clamping spring (7) used for limiting is arranged at the top end of the driven gear connecting rod connecting shaft (8).

4. The brushless motor inflator pump of claim 1, wherein the output shaft at the other end of the brushless motor (2) is provided with a fan blade (1), and the brushless motor (2) is fixedly connected with the bracket (4) through a plurality of bracket screws (5).

5. The brushless motor inflator of claim 1, wherein the bracket connecting shaft at the center of the conical driven gear (6) and the conical driven gear (6) are of an integrated structure, and the bracket connecting shaft at the center of the conical driven gear (6) is connected with the bracket bearing (18) through riveting.

6. The brushless motor inflator of claim 1, wherein the bracket (4) and the cylinder sleeve (16) are horizontally distributed, and the bracket (4) and the cylinder sleeve (16) are fastened and connected through a plurality of cylinder sleeve screws (15).

7. A brushless motor inflator as claimed in claim 3, wherein the piston head is provided with a circle of piston rings (10) in a clamping manner, and the connecting rod (9) is connected with the connecting bearing (17) through riveting.