CN212838211U

CN212838211U - Double-cylinder inflator pump

Info

Publication number: CN212838211U
Application number: CN202021412619.0U
Authority: CN
Inventors: 罗超彬; 黄宗铁
Original assignee: Dongguan Jisheng Automation Equipment Technology Co ltd
Current assignee: Dongguan Jisheng Automation Equipment Technology Co ltd
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-03-30
Anticipated expiration: 2030-07-16

Abstract

The utility model belongs to the technical field of inflator pumps, in particular to a double-cylinder inflator pump, which comprises an installation part, a driving motor, a transmission mechanism, two pistons, two piston cylinders and an air pipe; the two piston cylinders are arranged on the mounting part and are arranged at an angle of 120-180 degrees, and the two pistons are arranged in the corresponding piston cylinders and are connected with the transmission mechanism; the driving motor is connected with the transmission mechanism; the driving motor drives the transmission mechanism to enable the piston to reciprocate along the corresponding piston cylinder; the air pipe is connected with the air outlet ends of the two piston cylinders, and an air outlet is arranged on the air pipe. The transmission mechanism drives the two pistons to do reciprocating motion along the corresponding piston cylinders, meanwhile, gas in the piston cylinders is extruded, and the gas in the two piston cylinders is discharged to the exhaust port through the gas pipe after being extruded, so that the two-way inflating of the double-cylinder inflator pump is realized, the single inflating gas quantity is increased in multiple, and the inflating time and the inflating efficiency are relatively improved.

Description

Double-cylinder inflator pump

Technical Field

The utility model belongs to the technical field of the pump, especially, relate to a double-cylinder pump.

Background

The inflating pump is also called an inflating machine, an inflating pump and an inflating pump, the motor operates through the operation of the motor, when the air is exhausted, the valve of the communicating device is opened by the air pressure of the atmosphere, the air enters the air cylinder, when the tire is inflated, the valve is closed by the air pressure in the air cylinder, and the air enters the tire. The core structure of the existing inflator pump is that a motor is adopted to drive a piston of a cylinder to reciprocate through a transmission mechanism, the existing inflator pump is mostly a single-cylinder inflator pump, and single inflation quantity is small.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-cylinder pump aims at solving the double-cylinder pump among the prior art and does not reach the technical problem that inflation time shortens and the efficiency of aerifing improves in step.

In order to achieve the above object, the embodiment of the present invention provides a double-cylinder inflator pump, which comprises an installation component, a driving motor, a transmission mechanism, two pistons, two piston cylinders, and an air pipe; the two piston cylinders are arranged on the mounting part and are arranged at an angle of 120-180 degrees, and the two pistons are arranged in the corresponding piston cylinders and are connected with the transmission mechanism; the driving motor is connected with the transmission mechanism; the driving motor drives the transmission mechanism to enable the piston to reciprocate along the corresponding piston cylinder; the air pipe is connected with the air outlet ends of the two piston cylinders, and an air outlet is formed in the air pipe.

Optionally, the transmission mechanism and the driving motor are both arranged on the mounting piece.

Optionally, the transmission mechanism comprises a rotating shaft, a driving bevel gear, a driven bevel gear, a first straight gear, a second straight gear and two connecting rods; the rotating shaft rotatably penetrates through the mounting part, the driving bevel gear is arranged on a main shaft of the driving motor, and the driven bevel gear is arranged at the lower end of the rotating shaft and is meshed with the driving bevel gear; first straight-tooth gear is located the upper end of pivot, the second straight-tooth gear rotates to be connected on the installed part, and with first straight-tooth gear meshing, be equipped with eccentric spliced pole on the second straight-tooth gear, two the one end of connecting rod with eccentric spliced pole rotates to be connected, the other end with correspond the piston is connected.

Optionally, the piston is provided with a rubber sleeve, a taper hole is arranged in the rubber sleeve, and the small end of the taper hole is fixedly connected with the piston; the big end of taper hole forms elastic sealing portion, with the hole laminating of piston cylinder.

Optionally, the connecting rods are integrally formed with the respective pistons.

Optionally, the piston is provided with a first check valve for opening when the piston moves towards the outer end of the piston.

Optionally, the air pipe comprises a first air guide pipe, a second air guide pipe, a third air guide pipe, a second check valve and a third check valve, one end of the first air guide pipe and one end of the second air guide pipe are respectively connected with the air outlet end of the corresponding piston cylinder, the other end of the second air guide pipe is connected to the first air guide pipe, the third air guide pipe is connected to one end of the second air guide pipe connected with the corresponding piston cylinder, and the air outlet is located on the third air guide pipe; the second check valve is arranged at one end of the first air duct connected with the piston cylinder, and the third check valve is arranged between the second air duct and the joint of the air outlet end of the piston cylinder.

Optionally, the double-cylinder inflator pump further comprises an air pressure detection meter, and the air pressure detection meter is connected to the bottom of the first air duct.

Optionally, the two piston cylinders are symmetrically arranged on the mounting part.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the double-cylinder inflator pump have one of following technological effect at least: in the double-cylinder inflator pump provided by the embodiment of the utility model, the two piston cylinders are fixed through the mounting parts; during the use, start driving motor, because driving motor is connected with drive mechanism, driving motor provides power for drive mechanism, then drive mechanism drive two pistons be reciprocating motion along the piston cylinder that corresponds, one of them piston inward movement extrudees gas, gas gets into and discharges from the gas vent behind the trachea, another piston outward movement makes the piston cylinder aerify this moment, make the gas of two piston cylinders all discharge to the gas vent through the trachea after being extrudeed in proper order and discharge, thereby realize two-way inflating of double-cylinder pump, make the inflation process continuous, inflation time shortens and inflation efficiency also promotes relatively.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural view of a double-cylinder inflator pump provided by an embodiment of the present invention.

FIG. 2 is a cut-away view of a dual cylinder inflator pump in accordance with an embodiment of the present invention.

Fig. 3 is a schematic structural view of a dual cylinder inflator pump according to an embodiment of the present invention at another viewing angle.

Fig. 4 is a schematic structural view of a piston and a connecting rod of a dual-cylinder inflator provided by an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10-mounting part 20-driving motor 30-transmission mechanism

31-rotating shaft 32-driving bevel gear 33-driven bevel gear

34-first straight gear 35-second straight gear 36-connecting rod

40-piston cylinder 50-air pipe 51-exhaust port

52-first airway tube 53-second airway tube 54-third airway tube

60-air pressure detecting meter 70-piston 71-first one-way valve

72-rubber sleeve 351-eccentric connecting column.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to fig. 1-4 are exemplary and intended to be used to illustrate embodiments of the present invention, and should not be construed as limiting the invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In an embodiment of the present invention, as shown in fig. 1 to 4, a two-cylinder inflator is provided, which includes a mounting member 10, a driving motor 20, a transmission mechanism 30, two pistons 70, two piston cylinders 40, and an air pipe 50; the two piston cylinders 40 are arranged on the mounting part 10, the two piston cylinders 40 are arranged at an angle of 120-180 degrees, and the two pistons 70 are arranged in the corresponding piston cylinders 40 and connected with the transmission mechanism 30; the driving motor 20 is connected with the transmission mechanism 30; the driving motor 20 drives the transmission mechanism 30 to make the piston 70 reciprocate along the corresponding piston cylinder 40; the air pipe 50 is connected with the air outlet ends of the two piston cylinders 40, and an air outlet 51 is arranged on the air pipe 50.

Specifically, in the double-cylinder inflator according to the embodiment of the present invention, the two piston cylinders 40 are fixed by the mounting member 10; when the double-cylinder inflating pump is used, the driving motor 20 is started, the driving motor 20 is connected with the transmission mechanism 30, the driving motor 20 provides power for the transmission mechanism 30, then the transmission mechanism 30 drives the two pistons 70 to reciprocate along the corresponding piston cylinders 40, one piston 70 moves inwards to extrude gas, the gas enters the gas pipe 50 and is discharged from the gas outlet 51, the other piston 70 moves outwards to inflate the piston cylinders 40, the gas in the two piston cylinders 40 is sequentially extruded and is discharged to the gas outlet 51 through the gas pipe 50, and therefore the double-cylinder inflating pump is inflated in two directions, the inflating process is continuous, the inflating time is shortened, and the inflating efficiency is relatively improved.

In another embodiment of the present invention, as shown in fig. 1 to 3, the transmission mechanism 30 and the driving motor 20 are both disposed on the mounting member 10. Specifically, the transmission mechanism 30 and the driving motor 20 are fixed by the mounting member 10, and the driving motor is disposed at the bottom of the mounting member 10.

In another embodiment of the present invention, as shown in fig. 1 to 4, the transmission mechanism 30 includes a rotating shaft 31, a driving bevel gear 32, a driven bevel gear 33, a first straight gear 34, a second straight gear 35, and two connecting rods 36; the rotating shaft 31 rotatably penetrates through the mounting member 10, the drive bevel gear 32 is disposed on a main shaft of the driving motor 20, and the driven bevel gear 33 is disposed at a lower end of the rotating shaft 31 and engaged with the drive bevel gear 32; first spur gear 34 is located the upper end of pivot 31, second spur gear 35 rotates to be connected on the installed part 10, and with first spur gear 34 meshing, be equipped with eccentric spliced pole 351 on the second spur gear 35, two the one end of connecting rod 36 with eccentric spliced pole 351 rotates to be connected, the other end with correspond piston 70 is connected. Specifically, when the driving motor 20 is started, because the driving bevel gear 32 is disposed on the main shaft of the driving motor 20, the driven bevel gear 33 is disposed at the lower end of the vertically disposed rotating shaft 31 and is engaged with the driving bevel gear 32, the main shaft of the driving motor 20 rotates to drive the driving bevel gear 32 to rotate, the driving bevel gear 32 drives the driven bevel gear 33 to rotate, and the rotating shaft 31 is rotatable on the mounting member 10, the driven bevel gear 33 drives the rotating shaft 31 or rotates, the rotating shaft 31 drives the first straight gear 34 disposed at the upper end of the rotating shaft 31, the first straight gear 34 is engaged with the second straight gear 35, the first straight gear 34 drives the second straight gear 35 to rotate, the eccentric connecting column 351 is disposed near the edge of the second straight gear 35 and rotates under the driving of the second straight gear 35, the two connecting rods 36 rotate under the driving of the eccentric connecting column 351 and drive the piston 70 to reciprocate in the corresponding piston, thereby realize two-way inflating of double-cylinder pump, the tolerance of single inflatable is multiplied and is increased, and time and efficiency of aerifing also promote relatively.

In another embodiment of the present invention, as shown in fig. 1 to 4, the piston 70 is provided with a rubber sleeve 72, a taper hole is provided in the rubber sleeve 72, and a small end of the taper hole is fixedly connected with the piston 70; the big end of taper hole forms elastic sealing portion, with the hole laminating of piston cylinder 40. Specifically, the rubber sleeve 72 is sleeved outside the piston 70, the piston 70 is arranged in the taper hole and fixedly connected with the piston 70, the large end of the taper hole and the rubber sleeve 72 form an elastic sealing part taper, and the large end of the hole is attached to the inner wall of the piston cylinder 40, so that air leakage when the piston 70 extrudes air in the piston cylinder 40 is avoided.

In another embodiment of the present invention, as shown in fig. 1-4, the connecting rod 36 is integrally formed with the corresponding piston 70. Specifically, the two connecting rods 36 are provided integrally with the corresponding pistons 70, respectively. Because the connecting rod 36 and the piston 70 are of an integral structure, when the connecting rod 36 drives the piston 70 to compress the elastic sealing part in the movement process, the connecting rod 36 cannot cause interference with the inner wall of the piston cylinder 40 in the reciprocating process of the piston 70 in the piston cylinder 40.

In another embodiment of the present invention, as shown in fig. 1 to 3, a first check valve 71 is disposed on the piston 70 for opening when the piston 70 moves toward the outer end of the piston 70. Specifically, a vent hole is formed in the piston 70, the first check valve 71 is arranged in the vent hole, the first check valve 71 is in a valve structure, when the piston 70 moves inwards in the piston cylinder 40 and presses gas, the piston 70 moves outwards under the driving of the connecting rod 36, at this time, the first check valve 71 is opened, and external gas supplements the gas into the piston cylinder 40 through the first check valve 71, so that the gas can be pressed by the piston 70 when the piston 70 moves inwards, and the gas is discharged from the gas outlet 51 of the gas pipe 50.

In another embodiment of the present invention, as shown in fig. 1 to 3, the air tube 50 includes a first air tube 52, a second air tube 53, a third air tube 50, a second check valve and a third check valve, one end of the first air tube 52 and one end of the second air tube 53 are respectively connected to the air outlet end of the corresponding piston cylinder 40, the other end of the second air tube 53 is connected to the first air tube 52, the third air tube 54 is connected to one end of the second air tube 53 connected to the corresponding piston cylinder 40, and the air outlet 51 is located on the third air tube 54; the second one-way valve is arranged at one end of the first air duct 52 connected with the piston cylinder 40, and the third one-way valve is arranged between the second air duct 53 and the connection part of the air outlet end of the piston cylinder 40. Specifically, the second check valve and the third check valve are both valve structures, the second check valve is arranged close to one end of the first air duct 52 connected with the corresponding piston cylinder 40, a pipeline of the first air duct 52 is communicated with a pipeline of the second air duct 53, the first air duct 52 is communicated with the interior of the corresponding piston cylinder 40, the second air duct 53 is communicated with the interior of the corresponding piston cylinder 40, the third air duct 54 is communicated with the corresponding piston cylinder 40, and the air outlet 51 is arranged at one end of the third air duct 54 far away from the piston cylinder 40; when the double-cylinder inflator pump inflates, gas in one piston cylinder 40 is discharged through the first gas guide pipe 52, the second gas guide pipe 53 and the third gas guide pipe 54 in sequence, and when the piston 70 of the other piston cylinder 40 moves inwards to extrude the gas, the second gas guide pipe 53 and the first gas guide pipe 52 are both provided with one-way valves, so that the gas is directly discharged through the third gas guide pipe 54.

In another embodiment of the present invention, as shown in fig. 1 to 3, the two-cylinder inflator further includes an air pressure gauge 60, and the air pressure gauge 60 is connected to the bottom of the first air duct 52. Specifically, one end of the first air duct 52 is connected to the air outlet end of the corresponding piston cylinder 40, and the other end is connected to the air pressure detecting meter 60, and is used for detecting air pressure.

In another embodiment of the present invention, as shown in fig. 1 to 3, two piston cylinders 40 are symmetrically disposed on the mounting member 10. Specifically, the two piston cylinders 40 are symmetrically arranged and fixed on the top of the mounting member 10 respectively.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A double-cylinder inflator pump is characterized in that: the device comprises an installation part, a driving motor, a transmission mechanism, two pistons, two piston cylinders and an air pipe; the two piston cylinders are arranged on the mounting part and are arranged at an angle of 120-180 degrees, and the two pistons are arranged in the corresponding piston cylinders and are connected with the transmission mechanism; the driving motor is connected with the transmission mechanism; the driving motor drives the transmission mechanism to enable the piston to reciprocate along the corresponding piston cylinder; the air pipe is connected with the air outlet ends of the two piston cylinders, and an air outlet is formed in the air pipe.

2. The dual cylinder inflator of claim 1, wherein: the transmission mechanism and the driving motor are arranged on the mounting piece.

3. The dual cylinder inflator of claim 1, wherein: the transmission mechanism comprises a rotating shaft, a driving bevel gear, a driven bevel gear, a first straight gear, a second straight gear and two connecting rods; the rotating shaft rotatably penetrates through the mounting part, the driving bevel gear is arranged on a main shaft of the driving motor, and the driven bevel gear is arranged at the lower end of the rotating shaft and is meshed with the driving bevel gear; first straight-tooth gear is located the upper end of pivot, the second straight-tooth gear rotates to be connected on the installed part, and with first straight-tooth gear meshing, be equipped with eccentric spliced pole on the second straight-tooth gear, two the one end of connecting rod with eccentric spliced pole rotates to be connected, the other end with correspond the piston is connected.

4. The dual cylinder inflator of claim 3, wherein: the piston is provided with a rubber sleeve, a taper hole is formed in the rubber sleeve, and the small end of the taper hole is fixedly connected with the piston; the big end of taper hole forms elastic sealing portion, with the hole laminating of piston cylinder.

5. The dual cylinder inflator of claim 3, wherein: the connecting rods are integrally formed with the corresponding pistons.

6. The twin-cylinder inflator pump according to any one of claims 1 to 5, characterized in that: and the piston is provided with a first one-way valve which is used for opening when the piston moves towards the outer end of the piston.

7. The twin-cylinder inflator pump according to any one of claims 1 to 5, characterized in that: the air pipe comprises a first air guide pipe, a second air guide pipe, a third air guide pipe, a second one-way valve and a third one-way valve, one end of the first air guide pipe and one end of the second air guide pipe are respectively connected with the air outlet ends of the corresponding piston cylinders, the other end of the second air guide pipe is connected to the first air guide pipe, the third air guide pipe is connected to one end of the second air guide pipe connected with the corresponding piston cylinder, and the air outlet is positioned on the third air guide pipe; the second check valve is arranged at one end of the first air duct connected with the piston cylinder, and the third check valve is arranged between the second air duct and the joint of the air outlet end of the piston cylinder.

8. The dual cylinder inflator of claim 7, wherein: the double-cylinder inflator pump further comprises an air pressure detection meter, and the air pressure detection meter is connected to the bottom of the first air guide pipe.

9. The twin-cylinder inflator pump according to any one of claims 1 to 5, characterized in that: the two piston cylinders are symmetrically arranged on the mounting part.