CN2782996Y

CN2782996Y - Adjustable air pump

Info

Publication number: CN2782996Y
Application number: CNU2005200554920U
Authority: CN
Inventors: 谢森源
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-03-11
Filing date: 2005-03-11
Publication date: 2006-05-24
Anticipated expiration: 2015-03-11
Also published as: ATE384878T1; DE602006000473T2; DE602006000473D1; EP1707821B1; EP1707821A1; US20060204361A1

Abstract

The utility model provides an adjustable air pump, which comprises a pump frame, a pump body, a motor, blades, an inlet, an outlet and an air valve. The utility model is characterized in that an inner cavity of the pump body is divided into an air storing cavity and a motor cavity, wherein the air storing cavity is a cavity enclosed by a protecting cover of the air pump and a motor protecting cover and is communicated with an air inlet. The motor cavity is a cavity enclosed by the motor protecting cover and the bottom of the motor cavity is communicated with an air outlet. The upper part of the pump is provided with a rotating handle connected with the pump body. The lower part of the pump body is provided with a concave and convex curved surface. When the utility model is operated, airflow can pass through the motor cavity for cooling the motor whether inflation or exhaust is implemented. The problem that the motor is easily burned out due to heating of the air pump in the processes of inflation and exhaust can be solved. The utility model relates to a novel air pump with a good prospect.

Description

Adjustable turnover gas air pump

Technical field

The utility model provides a kind of air mattress with passing in and out the gas air pump, and the particularly a kind of adjustable turnover gas of air mattress air pump that is suitable for sports center and family's use belongs to environmental protection light industrial goods field.

Background technique

People's mattress used in everyday has multiple, and sponge matress, air mattress etc. are arranged, and air mattress is widely used in household and various sports center because of it is attractive in appearance, practical, inexpensive.The use of air mattress need be inflated, exit with air pump, at present, use the market spiral air valve air pump and recloser air valve air pump, a kind of air pump with the recloser air valve (seeing Chinese patent ZL01240604.x) is arranged, pass through automatic gas-off device after the air mattress inflation, can close the gas check valve air outlet immediately fully, prevent that air-flow from leaking.This class air valve will fill the exhaust pump position by manual operation and conversion outside to the exhaust of air bed pad the time, operate more loaded down with trivial details.A kind of exhaust air valve air pump that fills is automatically also arranged, at inflationtime long or number of times more for a long time, motor is burnt in heating easily.Fill exhaust and convenient so seek a kind of band recloser air valve, durable again adjustable air pump is necessary.

Summary of the invention

The utility model provides a kind of adjustable turnover gas air pump, and its pump housing is designed to air storing cavity and motor cavity two parts, and the air-flow of turnover gas all passes through motor cavity during pump work, air-flow cools off motor, fill exhaust and convenient thereby reach, do not burn motor, the purpose that air pump is durable.

The utility model air pump comprise pump frame, loam cake, rotating handles, motor,, fan blade, suction port, air outlet and air valve, rotating handles is located at the top of pump, motor is installed in pump housing central authorities, fan blade is housed on the motor, in the bottom of the pump housing suction port and air outlet are set, air valve are installed in pump frame bottom one side.It is characterized in that: pump housing inner chamber is divided into two partly, promptly air storing cavity and motor cavity two partly, air storing cavity is that the cavity that air pump guard shield (6) and motor shroud (7) surround communicates with suction port (15); Motor cavity is the cavity that motor shroud (7) surrounds, communicate with air outlet (13) in the bottom, the rotating handles (4) that the air pump top is provided with is fixed on the upper position of air pump guard shield (6) and as the some of air pump guard shield, rotate by rotating handles, drive the rotation of the air pump pump housing, thereby change the phase position of pump bottom air inlet/outlet and recloser air valve (9).

Air pump guard shield (6) lower surface is provided with concave-convex curved surface (14), and the spring spindle (12) of air valve (9) is over against concave-convex curved surface (14) position of the pump housing, and air valve (9) is installed in pump frame (1) bottom sides.Spring spindle (12) and the film of holding one's breath (10) are set in air valve (9), and film (10) is connected on the push rod (12), and film (10) is opening/shutting valve along with the flexible of push rod (12).At the top of pump frame (1) loam cake (2) is set, on loam cake (2), has vent (5), be provided with power switch and power line inlet at the top of pump frame.By the rotating handles rotation, drive the pump housing and rotate, thereby change push rod (13) in the position of curved surface (14), promptly change the relative position (position that opens or closes) of pump housing bottom gas inlet and outlet and air valve.

The utility model is work like this: when the needs air inlet, rotating handles is placed on the air inlet position, at this moment the air valve push rod over against the recess of concave-convex curved surface (under the elastic acting force of spring for valve, valve place closed condition when not having air-flow), driving fan blade by motor inflates, wash valve open in the suction pressure downstream, mattress is inflated; Inflation finishes, and the pad inner air pressure is greater than outside atmospheric pressure, and under the mattress inner air pressure, valve port closes, and is air tight.

When exhaust, rotating handles is at exhaust position, and valve is over against the suction port position, and the air valve push rod is in the protruding position of concave-convex curved surface, in the push rod retraction valve, backs down valve, thereby carries out exhaust.

This air pump is compared with air pump in the past, and processing ease fills exhaust and convenient, and is safely, solved the defective that the air pump motor burns easily in filling exhaust process, economical, convenient, durable.

Description of drawings

The explanation of contrast accompanying drawing detail

Fig. 1 is the utility model structural representation;

Fig. 2 is the utility model air pump cavity turnover gas schematic representation;

Fig. 3 is the utility model air valve air inlet schematic representation;

Fig. 4 is the utility model air valve exhaust schematic representation.

Among the figure, 1, the pump frame, 2, loam cake, 3, motor, 4, rotating handles, 5, vent, 6, the air pump guard shield, 7, motor shroud, 8, the air valve relief opening, 9, the recloser air valve, 10, the film of holding one's breath, 11, spring, 12, spring spindle, 13, air outlet, 14, concave-convex curved surface, 15, suction port, 16, fan blade, 17, the guard shield internal channel, 18, the air storing cavity air outlet.

Embodiment

As shown in the figure, the utility model comprises pump frame 1, loam cake 2, motor 3, rotating handles 4, fan blade 16, suction port 15, air outlet 13 and air valve 9, rotating handles 4 is located at the top of pump, and motor 3 is installed in pump housing central authorities, on the motor 3 fan blade is housed, suction port 15 and air outlet 13 are set in the bottom of the pump housing, air valve are installed in pump frame bottom one side.The air pump intracoelomic cavity is divided into two partly, promptly air storing cavity and motor cavity two partly, air storing cavity is that the cavity that air pump guard shield 6 and motor shroud 7 surround communicates with suction port 15, comprises suction port 15, motor shroud 7, air pump guard shield 6 and air storing cavity air outlet 18; Motor cavity is the cavity that motor shroud 7 surrounds, and communicates with air storing cavity at the top.Communicate with air outlet 13 in the bottom, comprise motor shroud 7, motor 3, fan blade 16, air outlet 13.The rotating handles 4 that the air pump top is provided with is fixed on the upper position of air pump guard shield 6 and as the some of air pump guard shield, by the rotating handles rotation, drives pump housing rotation, thereby change the phase position of pump bottom air inlet/outlet and air valve 9.Air pump guard shield 6 lower surface are provided with concave-convex curved surface 14, and the spring spindle 12 of air valve 9 is over against concave-convex curved surface 14 positions of the pump housing.Air valve 9 is installed in pump frame 1 bottom sides, and the spring spindle 12 and the film 10 of holding one's breath are set in air valve 9, and film 10 is connected on the push rod 12, and film 10 is opening/shutting valve along with the flexible of push rod 12.At the top of pump frame 1 loam cake 2 is set, on loam cake 2, has vent 5, be provided with power switch and power line inlet at the top of pump frame.Rotate by rotating handles, the drive pump housing rotates, thereby changes push rod 13 in the position of curved surface 14, promptly changes the gas stream import and export of pump housing bottom and the family of power and influence's relative position (position that opens or closes).

When air inlet, rotating handles 4 is placed on the air inlet position, at this moment air valve 9 push rods are over against the recess (under the elastic acting force of spring for valve, valve place closed condition when not having air-flow) of concave-convex curved surface, and air-flow enters air storing cavity from suction port 15, through guard shield internal channel 17, enter motor cavity by air storing cavity air outlet 18, drive fan blades by motor 3 and inflate, air-flow is through the air outlet 13, wash valve open in the suction pressure downstream, inflate by 8 pairs of pads of air valve relief opening; Inflation finishes, and the pad inner air pressure is greater than outside atmospheric pressure, and under the mattress inner air pressure, valve port closes, and is air tight.

When exhaust, rotating handles 4 is at exhaust position, valve is over against the suction port position, and the air valve push rod is in the protruding position of concave-convex curved surface, in the push rod retraction valve, back down valve, air-flow oppositely enters motor cavity, again through air storing cavity through the air valve relief opening at this moment, drain by the vent in the loam cake then, thereby pad is carried out exhaust.

Air-flow when when work air inlet of this air pump and exhaust all passes through motor cavity, and air-flow cools off motor, thereby has solved the problem that the air pump motor burns in filling exhaust process easily.

Claims

1, a kind of adjustable turnover gas air pump, comprise the pump frame, loam cake, rotating handles, motor, fan blade, suction port, air outlet and air valve, rotating handles is located at the top of pump, motor is installed in pump housing central authorities, fan blade is housed on the motor, in the bottom of the pump housing suction port and air outlet are set, it is characterized in that: the air pump intracoelomic cavity is divided into two partly, be air storing cavity and motor cavity two parts, air storing cavity is that the cavity that air pump guard shield (6) and motor shroud (7) surround communicates with suction port (15), comprises suction port (15), motor shroud (7), air pump guard shield (6) and air storing cavity air outlet (18); Motor cavity is the cavity that motor shroud (7) surrounds, and communicates with air outlet (13) in the bottom, communicates with air storing cavity at the top, comprises motor shroud (7), motor (3), fan blade (16), air outlet (13).

2, adjustable turnover gas air pump according to claim 1, it is characterized in that rotating handles (4) that the air pump top is provided with is fixed on the upper position of air pump guard shield (6) and as the some of air pump guard shield, rotate by rotating handles, the rotation of the drive pump housing, thereby the phase position of change pump bottom air inlet/outlet and air valve (9).

3, adjustable turnover gas air pump according to claim 1 is characterized in that in air pump guard shield (6) lower surface concave-convex curved surface (14) being set, and the spring spindle (12) of air valve (9) is over against concave-convex curved surface (14) position of the pump housing.

4, adjustable turnover gas air pump according to claim 1, it is characterized in that air valve (9) is installed in pump frame (1) bottom sides, spring spindle (12) and the film of holding one's breath (10) are set in air valve (9), film (10) is connected on the push rod (12), and film (10) is opening/shutting valve along with the flexible of push rod (12).

5, adjustable turnover gas air pump according to claim 1, its feature is provided with loam cake (2) at the top of pump frame (1), has vent (5) on loam cake (2), is provided with power switch and power line inlet at the top of pump frame.