CN111706491A

CN111706491A - High-efficient pump

Info

Publication number: CN111706491A
Application number: CN202010614093.2A
Authority: CN
Inventors: 许凤
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2020-09-25

Abstract

The invention belongs to the technical field of inflator pumps, and particularly relates to a high-efficiency inflator pump which comprises a shell, wherein a control box is arranged on the front side of the shell, a compression bin and an electric appliance bin are arranged on the inner side of the shell through a chamber separating plate, a switching power supply and a brushless direct current motor are arranged at the bottom of the electric appliance bin, the switching power supply is fixedly connected with a power line, a connecting rod is eccentrically arranged on the side surface of a rotating wheel connected with the brushless direct current motor, a piston is connected to the top end of the connecting rod, an air outlet pipe and an air inlet pipe which are connected with the side surface of the compression bin are provided with in-pipe valves, an air inflation hose is arranged at an air outlet arranged on the air outlet pipe, an air inlet arranged on the air inlet pipe is in threaded connection with a filter cover, the control box can control the rotating speed of the brushless direct current motor to adjust the inflation speed of the, greatly improving the inflation efficiency of the device.

Description

High-efficient pump

Technical Field

The invention belongs to the technical field of inflation pumps, and particularly relates to a high-efficiency inflation pump.

Background

The inflating pump is called as an inflating machine, an inflating pump and an inflating pump, the motor operates through the operation of the motor, when the inflating pump is used for pumping air, the valve of the communicating device is opened by the air pressure of the atmosphere, the air enters the air cylinder, when the inflating pump is used for inflating tires, the valve is closed by the air pressure in the air cylinder, the air enters the tires, and even if the principle of the atmospheric pressure is used for inflating automobiles, leather balls and rubber boats.

The existing inflator pump usually works by the operation of a rotor, a rotating shaft, an eccentric wheel and a connecting rod piston system, and generally only has one air cylinder, so that the defects of poor working continuity, long inflation time and low working efficiency exist.

Disclosure of Invention

To solve the problems set forth in the background art described above. The invention provides a high-efficiency inflator pump, which can adjust the inflation speed of the device by controlling the rotating speed of a brushless direct current motor through a control box, a movable sealing ring and a piston sealing ring can improve the air tightness of a compression bin, and an in-tube valve can be opened and closed by matching with the movement of a piston, so that the piston can always perform inflation work in the reciprocating movement process, and the inflation efficiency of the device is greatly improved.

In order to achieve the purpose, the invention provides the following technical scheme: a high-efficiency inflator pump comprises a shell, a handle is fixedly arranged on the top surface of the shell, a control box is fixedly arranged on the front side of the shell, the inner side of the shell is respectively provided with a compression bin and an electrical appliance bin through a chamber plate, the bottom of the electrical appliance bin is fixedly provided with a switching power supply and a brushless direct current motor, the switch power supply is fixedly connected with a power line, an output shaft of the brushless DC motor is fixedly connected with a rotating wheel, a connecting rod is eccentrically arranged on the side surface of the rotating wheel, a piston is fixedly connected to the top end of the connecting rod, a piston sealing ring is fixedly arranged on the side surface of the piston, the side surface of the compression bin is connected with an air outlet pipe and an air inlet pipe in a run-through manner, the joints of the air outlet pipe, the air inlet pipe and the compression bin are fixedly provided with an in-pipe valve, an inflation hose is fixedly installed at an air outlet formed in the air outlet pipe, and an air inlet formed in the air inlet pipe is in threaded connection with a filter cover.

Preferably, the switching power supply is electrically connected with the brushless direct current motor and the control box; the switching power supply can output the voltage of the alternating current power supply or the direct current power supply connected through the power line into stable voltage and current, so that the brushless direct current motor can normally operate.

Preferably, the control box comprises a control switch and an electronic speed regulator, and the control box is electrically connected with the brushless direct current motor; the user can control the rotating speed of the brushless DC motor through the control box so as to adjust the inflating speed of the device.

Preferably, one end of the connecting rod is rotatably connected with the side surface of the rotating wheel, the other end of the connecting rod is rotatably connected with the bottom end of the piston rod, a through hole is formed in the axis of the chamber dividing plate, the through hole in the chamber dividing plate is in clearance fit with the piston rod, and an annular groove which is matched with and provided with the dynamic seal ring is formed in the inner wall of the chamber dividing plate; when the brushless direct current motor operates, the rotating wheel drives the piston rod to vertically reciprocate on the inner side of the chamber plate through the connecting rod, so that the volume of a chamber divided by the piston in the compression chamber is changed to inflate, and the movable sealing ring on the inner side of the chamber plate can play a role in sealing at the moment, and the air tightness of the compression chamber is protected.

Preferably, the side surface of the piston is provided with an annular groove which is matched with and provided with the piston sealing ring; the piston sealing ring can improve the sealing performance of the joint of the piston and the compression bin when the piston vertically reciprocates in the compression bin, and the inflation efficiency of the device is ensured.

Preferably, the in-pipe valve comprises an annular baffle and a sealing plate, the sealing plate on the in-pipe valve installed at the joint of the air outlet pipe and the compression bin is rotatably installed on one side, facing the air outlet, of the annular baffle, the sealing plate on the in-pipe valve installed at the joint of the air inlet pipe and the compression bin is rotatably installed on one side, facing the compression bin, of the annular baffle, when the piston rod moves to the maximum stroke, the top surface of the piston is not higher than the connecting ports of the air outlet pipe and the air inlet pipe on the upper side of the compression bin and the compression bin, and when the piston rod moves to the minimum stroke, the bottom surface of the piston is not lower than the connecting ports of the; the in-tube valves arranged on the upper side and the lower side of the piston can be matched with the piston to move, open and close, so that the piston can always perform inflation work in the reciprocating movement process, and the inflation efficiency of the device is greatly improved.

Preferably, an external thread structure is arranged at one end of the air inlet, and an internal thread structure which is matched and meshed with the external thread on the air inlet is arranged at one side of the filter cover; the filter mantle can play the filtering action, avoids external foreign matter to get into the inside in compression storehouse and causes wearing and tearing to the piston seal circle.

Preferably, the bottom surface of the handle is fixedly connected with the top surface of the shell; the user can conveniently lift the device to a proper place for use or storage through the lifting handle.

Compared with the prior art, the invention has the beneficial effects that: the switching power supply can output the voltage of an alternating current power supply or a direct current power supply connected through a power line into stable voltage and current, so that the brushless direct current motor can normally operate; the user can control the rotating speed of the brushless direct current motor through the control box so as to adjust the inflating speed of the device; when the brushless direct current motor operates, the rotating wheel drives the piston rod to vertically reciprocate on the inner side of the chamber plate through the connecting rod, so that the volume of a chamber divided by the piston in the compression chamber is changed to inflate the chamber, and at the moment, the dynamic sealing ring on the inner side of the chamber plate can play a role in sealing, and the air tightness of the compression chamber is protected; the piston sealing ring can improve the sealing performance of the joint of the piston and the compression bin when the piston vertically reciprocates in the compression bin, so that the inflation efficiency of the device is ensured; the in-tube valves arranged on the upper side and the lower side of the piston can be opened and closed in a matched manner with the movement of the piston, so that the piston can always perform inflation work in the reciprocating movement process, and the inflation efficiency of the device is greatly improved; the filter cover can play a role in filtering, and external foreign matters are prevented from entering the interior of the compression bin to cause abrasion to the piston sealing ring; the user can conveniently lift the device to a proper place for use or storage through the lifting handle.

The parts of the device not involved are the same as or can be implemented using prior art.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is an enlarged view of E of the present invention;

FIG. 4 is a first schematic diagram of the operation of the compression chamber of the present invention;

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

in the figure: 1. a housing; 2. compressing the bin; 3. an electrical appliance compartment; 4. a switching power supply; 5. a brushless DC motor; 6. a rotating wheel; 7. a connecting rod; 8. a piston rod; 9. a movable sealing ring; 10. a piston; 11. a piston seal ring; 12. a control box; 13. a handle; 14. an air outlet pipe; 15. an air inlet pipe; 16. an inflation hose; 17. a filter housing; 18. an in-line valve; 19. a power line; 141. an air outlet; 101. a chambered plate; 151. an air inlet; 181. an annular baffle; 182. and (7) sealing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-5, the present invention provides the following technical solutions: a high-efficiency inflator pump comprises a shell 1, wherein a handle 13 is fixedly mounted on the top surface of the shell 1, a control box 12 is fixedly mounted on the front side of the shell 1, a compression bin 2 and an electrical appliance bin 3 are arranged on the inner side of the shell 1 through a chamber separating plate 101, a switching power supply 4 and a brushless direct current motor 5 are fixedly mounted at the bottom of the electrical appliance bin 3, a power line 19 is fixedly connected with the switching power supply 4, a rotating wheel 6 is fixedly connected with an output shaft of the brushless direct current motor 5, a connecting rod 7 is eccentrically mounted on the side surface of the rotating wheel 6, a piston 10 is fixedly connected with the top end of the connecting rod 7, a piston sealing ring 11 is fixedly mounted on the side surface of the piston 10, an air outlet pipe 14 and an air inlet pipe 15 are connected on the side surface of the compression bin 2 in a through manner, an in-pipe valve 18 is fixedly mounted at the joint of the air outlet, an air inlet 151 formed in the air inlet pipe 15 is connected with a filter cover 17 through threads.

Specifically, the switching power supply 4 is electrically connected to the brushless dc motor 5 and the control box 12; the switching power supply 4 can output the voltage of an ac power supply such as commercial power or a dc power supply such as a vehicle battery, which is connected through a power line 19, as a stable voltage current, so that the brushless dc motor 5 can operate normally.

Specifically, the control box 12 includes a control switch and an electronic speed regulator, and the control box 12 is electrically connected to the brushless dc motor 5; the user can control the rotating speed of the brushless DC motor 5 through the control box 12 so as to adjust the inflating speed of the device.

Specifically, one end of the connecting rod 7 is rotatably connected with the side surface of the rotating wheel 6, the other end of the connecting rod 7 is rotatably connected with the bottom end of the piston rod 8, a through hole is formed in the axis of the chamber plate 101, the through hole in the chamber plate 101 is in clearance fit with the piston rod 8, and an annular groove matched with the movable sealing ring 9 is formed in the inner wall of the chamber plate 101; when the brushless direct current motor 5 runs, the rotating wheel 6 drives the piston rod 8 to vertically reciprocate on the inner side of the chamber plate 101 through the connecting rod 7, so that the volume of a chamber divided by the piston 10 in the compression chamber 2 changes to inflate, and the movable sealing ring 9 on the inner side of the chamber plate 101 can play a role in sealing, thereby protecting the air tightness of the compression chamber 2.

Specifically, an annular groove adapted to mount the piston seal ring 11 is formed in the side surface of the piston 10; the piston sealing ring 11 can improve the sealing performance of the joint of the piston 10 and the compression bin 2 when the piston 10 vertically reciprocates in the compression bin 2, and the inflation efficiency of the device is ensured.

Specifically, the in-tube valve 18 includes an annular baffle 181 and a sealing plate 182, the sealing plate 182 on the in-tube valve 18 installed at the connection between the air outlet tube 14 and the compression chamber 2 is rotatably installed at one side of the annular baffle 181 facing the air outlet 141, the sealing plate 182 on the in-tube valve 18 installed at the connection between the air inlet tube 15 and the compression chamber 2 is rotatably installed at one side of the annular baffle 181 facing the compression chamber 2, when the piston rod 8 moves to the maximum stroke, the top surface of the piston 10 is not higher than the connection ports of the air outlet tube 14 and the air inlet tube 15 on the upper side of the compression chamber 2 and the compression chamber 2, and when the piston rod 8 moves to the minimum stroke, the bottom surface of the piston 10 is not lower than the connection ports of the air outlet tube 14 and the air inlet tube 15 on; when the piston rod 8 drives the piston 10 to move upwards, the valve A is opened by positive pressure in the compression bin 2 at the upper side of the piston 10, the valve B is opened by negative pressure in the compression bin 2 at the lower side of the piston 10, the valve C is closed by negative pressure in the compression bin 2 at the lower side of the piston 10, the valve D is closed by positive pressure in the compression bin 2 at the upper side of the piston 10, gas enters the gas inlet pipe 15 through the gas inlet 151 and enters the cavity of the compression bin 2 at the lower side of the piston 10 through the valve B, gas in the cavity of the compression bin 2 at the upper side of the piston 10 enters the gas outlet pipe 14 through the valve A and is discharged from the gas outlet 141, when the piston 10 moves downwards, the valve A is closed by negative pressure at the lower side of the compression bin 2 at the upper side of the piston 10, the valve B is closed by positive pressure in the compression bin 2 at the piston 10, the valve C is opened by positive pressure in the compression bin 2 at the, gas enters the gas inlet pipe 15 through the gas inlet 151 and enters the cavity of the compression bin 2 on the upper side of the piston 10 through the valve D, and gas in the cavity of the compression bin 2 on the lower side of the piston 10 enters the gas outlet pipe 14 through the valve C and is discharged from the gas outlet 141, so that the piston 10 is continuously inflated to the gas outlet 141 all the time in the moving process, and the inflation efficiency is greatly improved.

Specifically, an external thread structure is arranged at one end of the air inlet 151, and an internal thread structure adapted to engage with the external thread on the air inlet 151 is arranged at one side of the filter cover 17; the filter cover 17 can play a role in filtering, and prevents external foreign matters from entering the compression bin 2 to cause abrasion to the piston seal ring 11.

Specifically, the bottom surface of the handle 13 is fixedly connected with the top surface of the shell 1; the user can conveniently lift the device to a proper place for use or storage through the handle 13.

The working principle and the using process of the invention are as follows: the user lifts the device by a handle 13 and puts the device to a proper place, then the device is connected with an article to be inflated by an inflating hose 16, a power line 19 is powered on, a switching power supply 4 outputs the voltage of an alternating current power supply such as commercial power or a direct current power supply such as an automobile storage battery connected by the power line 19 into stable voltage and current, then the user controls to turn on the brushless direct current motor 5 by a control box 12, the rotating speed of the brushless direct current motor 5, namely the inflating speed of the device, is adjusted according to the requirement, after the brushless direct current motor 5 is started, a rotating wheel 6 drives a piston rod 8 to vertically reciprocate on the inner side of a chamber plate 101 by a connecting rod 7, a piston 10 at the top end of the piston rod 8 moves simultaneously, when the piston rod 8 drives the piston 10 to move upwards, a valve A is turned on by positive pressure in a compression chamber 2 at the upper side of the piston 10, a valve B is, the valve C is closed by negative pressure in the compression bin 2 at the lower side of the piston 10, the valve D is closed by positive pressure in the compression bin 2 at the upper side of the piston 10, the gas enters the air inlet pipe 15 through the air inlet 151 and enters the cavity of the compression bin 2 at the lower side of the piston 10 through the valve B, the gas in the cavity of the compression bin 2 at the upper side of the piston 10 enters the air outlet pipe 14 through the valve A and then is discharged into the air inflation hose 16 through the air outlet 141, when the piston 10 moves downwards, the valve A is closed by the negative pressure in the compression bin 2 at the upper side of the piston 10, the valve B is closed by the positive pressure in the compression bin 2 at the lower side of the piston 10, the valve C is opened by the positive pressure in the compression bin 2 at the lower side of the piston 10, the valve D is opened by the negative pressure in the compression bin 2 at the upper side of the piston 10, the gas enters the air inlet pipe 15 through the air inlet 151 and enters the cavity of the compression, and then the air is discharged into the air inflation hose 16 from the air outlet 141, so that the piston 10 is always continuously inflated to the air outlet 141 in the moving process, the inflation efficiency is greatly improved, and when the air inlet 151 extracts external air, the filter cover 17 can play a role in filtering, thereby preventing external foreign matters from entering the interior of the compression bin 2 to cause abrasion to the piston sealing ring 11.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An efficient inflator pump is characterized in that: comprises a shell (1), a handle (13) is fixedly arranged on the top surface of the shell (1), a control box (12) is fixedly arranged on the front side of the shell (1), a compression bin (2) and an electric appliance bin (3) are arranged on the inner side of the shell (1) through a chamber separating plate (101), a switching power supply (4) and a brushless direct current motor (5) are fixedly arranged on the bottom of the electric appliance bin (3), a power cord (19) is fixedly connected with the switching power supply (4), a rotating wheel (6) is fixedly connected with an output shaft of the brushless direct current motor (5), a connecting rod (7) is eccentrically arranged on the side surface of the rotating wheel (6), a piston (10) is fixedly connected with the top end of the connecting rod (7), a piston sealing ring (11) is fixedly arranged on the side surface of the piston (10), an air outlet pipe (14) and an air inlet pipe (15) are, the air compressor is characterized in that an in-pipe valve (18) is fixedly mounted at the joint of the air outlet pipe (14), the air inlet pipe (15) and the compression bin (2), an air inflation hose (16) is fixedly mounted at an air outlet (141) formed in the air outlet pipe (14), and an air inlet (151) formed in the air inlet pipe (15) is in threaded connection with a filter cover (17).

2. A high efficiency inflator according to claim 1 wherein: the switching power supply (4) is electrically connected with the brushless direct current motor (5) and the control box (12).

3. A high efficiency inflator according to claim 1 wherein: the control box (12) comprises a control switch and an electronic speed regulator, and the control box (12) is electrically connected with the brushless direct current motor (5).

4. A high efficiency inflator according to claim 1 wherein: the side of runner (6) is connected in the rotation of the one end of connecting rod (7), the other end of connecting rod (7) rotates the bottom of connecting piston rod (8), the through-hole has been seted up on the axis of minute room board (101), through-hole on minute room board (101) with be clearance fit between piston rod (8), the annular groove of adaptation installation movable seal circle (9) is seted up to the inner wall of minute room board (101).

5. A high efficiency inflator according to claim 1 wherein: and the side surface of the piston (10) is provided with an annular groove which is matched with and provided with the piston sealing ring (11).

6. A high efficiency inflator according to claim 1 wherein: the in-pipe valve (18) comprises an annular baffle plate (181) and a sealing plate (182), the sealing plate (182) on the in-pipe valve (18) arranged at the joint of the air outlet pipe (14) and the compression bin (2) is rotatably arranged at one side of the annular baffle plate (181) facing the air outlet (141), the sealing plate (182) on the in-pipe valve (18) arranged at the joint of the air inlet pipe (15) and the compression bin (2) is rotatably arranged at one side of the annular baffle plate (181) facing the compression bin (2), when the piston rod (8) moves to the maximum stroke, the top surface of the piston (10) is not higher than the connecting port of the air outlet pipe (14) at the upper side of the compression bin (2), the air inlet pipe (15) and the compression bin (2), and when the piston rod (8) moves to the minimum stroke, the bottom surface of the piston (10) is not lower than the air outlet pipe (14) and the air inlet, The air inlet pipe (15) is connected with the compression bin (2).

7. A high efficiency inflator according to claim 1 wherein: one end of the air inlet (151) is provided with an external thread structure, and one side of the filter cover (17) is provided with an internal thread structure which is matched and meshed with the external thread on the air inlet (151).

8. A high efficiency inflator according to claim 1 wherein: the bottom surface of the handle (13) is fixedly connected with the top surface of the shell (1).