CN215805016U

CN215805016U - Double-motor inflator pump

Info

Publication number: CN215805016U
Application number: CN202121671849.3U
Authority: CN
Inventors: 沈华燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2022-02-11
Anticipated expiration: 2031-07-22

Abstract

The utility model provides a bi-motor pump, includes cylinder body, cylinder cap, piston assembly and motor, its characterized in that: the cylinder body comprises a support and a cylinder sleeve, the motors are two motors with different voltages and different powers, the two motors are respectively arranged on the left side and the right side of the lower end of the support side by side, an eccentric gear meshed with output gears of the two motors is arranged at the upper end of the support, one end of a piston assembly is arranged in the cylinder sleeve, the other end of the piston assembly is rotatably connected with an eccentric shaft on the eccentric gear, the two motors can work simultaneously or independently, and an air blower assembly is arranged below one of the motors. The utility model has reasonable structure, effectively solves the problems of fixed voltage and power and single working mode of the traditional inflator pump caused by adopting a single motor, and has more flexible and convenient use.

Description

Double-motor inflator pump

Technical Field

The utility model relates to the technical field of inflation equipment, in particular to a double-motor inflation pump.

Background

The inflating pump is also called an inflating machine, an inflating pump and an inflating machine, works through the operation of a motor, and is an inflating tool. The working principle of the inflator pump is as follows: when the motor is running and air is pumped out, the valve of the communicating vessel is opened by the atmospheric pressure, the air enters the air cylinder, and when the tire is pumped out, the valve is closed by the atmospheric pressure in the air cylinder, and the air enters the tire. The application field of the inflator pump is wide, and relates to automobiles, motorcycles, bicycles, rubber balls, rubber boats and the like.

The traditional inflator pump usually adopts a single motor, the voltage and the power of the traditional inflator pump are fixed and can not be changed because only one motor is used, and the traditional inflator pump has a single working mode and is not flexible and convenient to use.

Therefore, there is a need for an improved structure of a conventional inflator, which employs dual motors, can employ different voltages and powers, and can simultaneously inflate and blow air.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a double-motor inflator pump which is reasonable in structure and convenient to use.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a bi-motor pump, includes cylinder body, cylinder cap, piston assembly and motor, its characterized in that: the cylinder body comprises a support and a cylinder sleeve, the motors are two motors with different voltages and different powers, the two motors are respectively arranged on the left side and the right side of the lower end of the support side by side, an eccentric gear meshed with output gears of the two motors is arranged at the upper end of the support, one end of a piston assembly is arranged in the cylinder sleeve, the other end of the piston assembly is rotatably connected with an eccentric shaft on the eccentric gear, the two motors can work simultaneously or independently, and an air blower assembly is arranged below one of the motors.

As an improvement, the support and the cylinder sleeve are integrated, the cylinder sleeve is transversely arranged on one side above the support, motor mounting seats for mounting the two motors are respectively arranged on the left and right sides of the support, a bearing mounting seat is arranged in the middle of the support, a rotating shaft is convexly arranged at the center of the lower end face of the eccentric gear, the eccentric gear is connected with a bearing in the bearing mounting seat in a matched mode through the rotating shaft, an output gear of the motor penetrates through the motor mounting seats to be meshed with the eccentric gear, and an eccentric shaft is convexly arranged on the upper end face of the eccentric gear.

And the piston component is an integrated connecting rod piston, the piston part of the connecting rod piston is movably arranged in the cylinder sleeve, the connecting rod part of the connecting rod piston extends out of the cylinder sleeve and is positioned above the eccentric gear, the connecting rod part is connected with an eccentric shaft on the eccentric gear, when the motor works and rotates, the eccentric gear is driven to rotate, the connecting rod piston is driven to move up and down through the eccentric shaft, and therefore the piston part can move up and down in the cylinder sleeve.

Further, the air blower assembly comprises an upper air blower cover and a lower air blower cover which are arranged in an involutive mode, air blower blades are installed in a cavity formed by the involutive mode of the upper air blower cover and the lower air blower cover, and an air blower air guide cover is further arranged at the lower end of the lower air blower cover.

Still further, the up end of air-blower upper cover has seted up the centre bore, and the air-blower fan blade is equipped with corresponding shaft hole, and the lower extreme of the motor that corresponds with the air-blower subassembly is protruding to be equipped with the connection pivot and passes the centre bore of air-blower upper cover and be connected with the shaft hole cooperation of air-blower fan blade, and the air-blower upper cover is protruding to be equipped with around the centre bore with the fixed connection card foot of lower extreme joint of motor.

Further, the cylinder cover is sealed to be involutory to set up the front end open position at the cylinder liner, has seted up air inlet and gas outlet on the cylinder cover.

And finally, the air inlet is arranged in the middle of the end part of the cylinder cover, the air outlet is transversely arranged on the side part of the cylinder cover, an exhaust ball valve is arranged in the cylinder cover, and the air outlet is connected with an air storage tank.

Compared with the prior art, the utility model has the advantages that: the double motors with different voltages and different powers are adopted, the double motors can be used independently or together, the blower is arranged at the lower end of one motor, air can be blown while air is inflated, and the requirements of various working modes are met. The utility model has reasonable structure, effectively solves the problems of fixed voltage and power and single working mode of the traditional inflator pump caused by adopting a single motor, and has more flexible and convenient use

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a bottom view of FIG. 1;

FIG. 3 is an exploded view of an embodiment of the present invention;

FIG. 4 is one of the working schematic diagrams of the embodiment of the present invention;

FIG. 5 is a second schematic diagram of the operation of the embodiment of the present invention;

fig. 6 is a third schematic diagram of the operation of the embodiment of the present invention.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

As shown in fig. 1 to 4, a dual-motor inflator pump comprises a cylinder body 1, a cylinder cover 2, a piston assembly 4 and motors 3, wherein the cylinder body 1 comprises a support 11 and a cylinder sleeve 12, the motors 3 are two motors with different voltages and different powers, the two motors 3 are respectively installed on the left side and the right side of the lower end of the support 11 side by side, the upper end of the support 11 is provided with an eccentric gear 5 meshed with output gears 31 of the two motors 3, one end of the piston assembly 4 is arranged in the cylinder sleeve 12, the other end of the piston assembly is rotatably connected with an eccentric shaft 52 on the eccentric gear 5, the two motors 3 can work simultaneously or independently, and a blower assembly 6 is installed below one of the motors 3.

The concrete structure is as follows: the support 11 and the cylinder liner 12 are an integral piece, the cylinder liner 12 is transversely arranged on one side above the support 11, motor mounting seats 13 for mounting the two motors 3 are respectively arranged at the left and right positions of the support 11, a bearing mounting seat 14 is arranged at the middle part of the support 11, a rotating shaft 52 is convexly arranged at the central position of the lower end surface of the eccentric gear 5, the eccentric gear 5 is connected with a bearing in the bearing mounting seat 14 in a matched manner through the rotating shaft 52, an output gear 31 of the motor 3 penetrates through the motor mounting seat 13 to be meshed with the eccentric gear 5, and an eccentric shaft 51 is convexly arranged on the upper end surface of the eccentric gear 5. Piston assembly 4 formula as an organic whole's connecting rod piston, connecting rod piston's piston portion 41 movably sets up in cylinder liner 12, connecting rod portion 42 of connecting rod piston 4 stretches out cylinder liner 12 and is located the top of eccentric gear 5, connecting rod portion 42 rotates mutually with eccentric shaft 51 on the eccentric gear 5 and is connected, and it is fixed through a jump ring 50, when motor 3 work rotates, drive eccentric gear 5 and rotate, it reciprocates to drive connecting rod piston through eccentric shaft 51, thereby realize piston portion 41 activity from top to bottom in cylinder liner 12.

The blower assembly 6 comprises a blower upper cover 61 and a blower lower cover 62 which are arranged in an involutory manner, a blower blade 63 is arranged in a cavity formed by the involutory manner of the blower upper cover 61 and the blower lower cover 62, and a blower air guide cover 64 is arranged at the lower end of the blower lower cover 62. The upper end surface of the upper cover 61 of the blower is provided with a central hole, the blower fan blade 63 is provided with a corresponding shaft hole 631, the lower end of the motor 3 corresponding to the blower assembly 6 is convexly provided with a connecting rotating shaft which penetrates through the central hole of the upper cover 61 of the blower to be matched and connected with the shaft hole 63 of the blower fan blade 63, and the upper cover 61 of the blower is convexly provided with a connecting clamping pin 611 which is clamped and fixed with the lower end of the motor 3 around the central hole.

The cylinder cover 2 is arranged at the front end opening position of the cylinder sleeve 12 in a sealing and involuting mode, and an air inlet 21 and an air outlet 22 are formed in the cylinder cover 2; the air inlet 21 is arranged in the middle of the end of the cylinder cover 2, the air outlet 22 is transversely arranged on the side of the cylinder cover 2, the exhaust ball valve 20 is arranged in the cylinder cover 2, and the air outlet 22 is connected with the air storage tank.

The working principle is as follows: when the motor 5 is started, the motor 5 rotates, the eccentric gear 5 rotates, and the connecting rod piston 3 is driven to move through the rotation of the eccentric shaft 51, so that air intake and air exhaust are realized.

Because two motors 3 are arranged, the control system can select one motor 3 to be used independently according to the power voltage, and can also start the two motors 3 to work simultaneously; due to the fact that the air blower assembly 6 is installed, multiple working modes such as simultaneous inflation and air blowing can be achieved, and the use is more flexible and convenient.

The working modes of the embodiment can be three types:

two motors 3 are respectively set as a motor A and a motor B, wherein the lower end of the motor A is provided with a blower assembly 6.

1. The motor A works to drive the blower assembly 6 to work simultaneously, the eccentric gear 5 rotates, the connecting rod piston 4 moves to realize air intake and exhaust, and meanwhile, the eccentric gear 5 drives the motor B to rotate in a driven mode, and the reference is made in figure 4;

2. the motor B works, the eccentric gear 5 rotates, the connecting rod piston 4 moves to realize air intake and exhaust, meanwhile, the eccentric gear 5 drives the motor A to rotate in a driven mode, and the blower assembly 6 works simultaneously, and the reference is made in figure 5;

3. a, B the motors work simultaneously, the eccentric gear 5 rotates, the connecting rod piston 4 moves to realize air intake and exhaust, and the blower assembly 6 works simultaneously, see fig. 6.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a bi-motor pump, includes cylinder body, cylinder cap, piston assembly and motor, its characterized in that: the cylinder body comprises a support and a cylinder sleeve, the motors are two motors with different voltages and different powers, the two motors are respectively arranged on the left side and the right side of the lower end of the support side by side, an eccentric gear meshed with output gears of the two motors is arranged at the upper end of the support, one end of a piston assembly is arranged in the cylinder sleeve, the other end of the piston assembly is rotatably connected with an eccentric shaft on the eccentric gear, the two motors can work simultaneously or independently, and an air blower assembly is arranged below one of the motors.

2. The dual motor inflator of claim 1, wherein: the support and the cylinder sleeve are integrated, the cylinder sleeve is transversely arranged on one side above the support, motor mounting seats for mounting two motors are respectively arranged on the left and right sides of the support, a bearing mounting seat is arranged in the middle of the support, a rotating shaft is convexly arranged at the center of the lower end face of the eccentric gear, the eccentric gear is connected with a bearing in the bearing mounting seat in a matched mode through the rotating shaft, an output gear of the motor penetrates through the motor mounting seats to be meshed with the eccentric gear, and an eccentric shaft is convexly arranged on the upper end face of the eccentric gear.

3. The dual motor inflator of claim 1, wherein: the piston assembly is an integrated connecting rod piston, a piston part of the connecting rod piston is movably arranged in the cylinder sleeve, a connecting rod part of the connecting rod piston extends out of the upper portion of the cylinder sleeve and is located above the eccentric gear, the connecting rod part is connected with an eccentric shaft on the eccentric gear, when the motor works and rotates, the eccentric gear is driven to rotate, the connecting rod piston is driven to move up and down through the eccentric shaft, and therefore the piston part can move up and down in the cylinder sleeve.

4. The dual motor inflator of claim 1, wherein: the blower assembly comprises a blower upper cover and a blower lower cover which are arranged in an involutory mode, blower blades are installed in a cavity formed by the involutory mode of the blower upper cover and the blower lower cover, and a blower air guide cover is further arranged at the lower end of the blower lower cover.

5. The dual motor inflator of claim 4, wherein: the upper end face of the upper cover of the air blower is provided with a central hole, the fan blades of the air blower are provided with corresponding shaft holes, the lower end of the motor corresponding to the air blower assembly is convexly provided with a connecting rotating shaft which penetrates through the central hole of the upper cover of the air blower to be matched and connected with the shaft holes of the fan blades of the air blower, and the upper cover of the air blower is convexly provided with a connecting clamping foot which is fixedly clamped with the lower end of the motor around the central hole.

6. The dual motor inflator of any one of claims 1 to 5, wherein: the cylinder cover is sealed and arranged at the opening position of the front end of the cylinder sleeve in an involutory mode, and an air inlet and an air outlet are formed in the cylinder cover.

7. The dual motor inflator of claim 6, wherein: the air inlet is arranged in the middle of the end of the cylinder cover, the air outlet is transversely arranged on the side of the cylinder cover, an exhaust ball valve is arranged in the cylinder cover, and the air outlet is connected with an air storage tank.