CN200999898Y

CN200999898Y - Throttle valve component improved structure of air cushion bed

Info

Publication number: CN200999898Y
Application number: CNU2007200009995U
Authority: CN
Inventors: 陈鼎然
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-01-29
Filing date: 2007-01-29
Publication date: 2008-01-02
Anticipated expiration: 2017-01-29

Abstract

The utility model discloses an improved structure of the throttle valve component of the air-cushion bed. The air supplying block has an air supplying pipe and three air inlet pipes, as well as an air supplying hole and three air inlet holes, a first flow guiding groove, a second flow guiding groove and a third flow guiding groove which are disconnected are cyclically arranged on the bottom surface of the throttle valve in sequence, the notch arranged on the concave circle is used to connect the first flow guiding groove, an air discharging groove is arranged on the second flow guiding groove, and kept in the same time when the throttle valve is rotated, therein one air inlet hole is opposite to the first flow guiding groove and is used to charge air to the air pipe, the second air inlet hole is opposite to the second flow guiding groove and is used to enable the air pipe to be discharged, and another air inlet hole is opposite to the third flow guiding groove and is used to keep the air pipe expanded. Therefore, an innovated throttle valve component of the three pipe type sequent exchanging air cushion bed is formed, which can simplify the structure and reduce the cost.

Description

The throttle valve assembly improvement structure of air bed

Technical field

The utility model relates to a kind of throttle valve assembly improvement structure of three pipe switch type air beds, be particularly related to a kind of brand-new structure of throttle valve assembly that makes three air body pipe bars of adjacency reach repeatedly glutted in regular turn, inflates, cools down action, and can simplify the throttle valve assembly improvement structure of the air bed of structure.

Background technique

The sufferer of long-term bed is (as the paralytic, plant person etc.), the circulatory system is bad to have the bedsore illness of suppuration bacterium breeding to produce owing to the body part compressing causes, at this symptom, unique only the make skin and the humidity of the contacting point of bed that can be improved is often regulated, make the drying regime that keeps skin, there is the possibility of improvement the side, therefore the generation of air bed is arranged on the market, its structure side-looking is haply as Fig. 1, pattern shown in 2, it is by an air bed body 10, one control box 20 and two pneumatic tubes 30 constitute, and control box 20 interior tool one pump 40 and controlling devices 50, by controlling device 50 air supply repeatedly, via the be separated by air duct bar 101 of two pneumatic tubes 30 to air bed body 10, make every position air duct bar 101 and in the equal time difference, be bloated, the action of contracting (is seen Fig. 1,2), and reach the effect of massaging the patient that crouches, make the patient back of crouching that the pine of replacement can be arranged after the certain hour difference, tight pressure, to reach the effect that keeps dry, this is the major function of air bed.

For another shown in Figure 3, wherein this controlling device 50 is made up of a motor 501, an elastic element 502, an air feed piece 503 and a throttle valve 504, wherein this air feed piece 503 and throttle valve 504 constitutes throttle valve assembly a, and the slow rotation by throttle valve 504 makes the action that is bloated, contracts every position air duct bar 101 in the equal time difference.

And the throttle valve assembly a of traditional this kind two pipe switch type air beds, air feed piece 503 tools, one air supply pipe 5031 and two suction tude 5032 of its cooperation, and throttle valve 504 structures also are the groove design that cooperates this air supply pipe 5031 and this two suction tude 5032, this kind throttle valve structure can be as case before No. the 317752nd, the TaiWan, China patent announcement, but because the difference of sufferer build, tradition two pipe switch type air beds have not met required, so create case before No. the 373499th, the TaiWan, China patent announcement, it provides the air valve group structure of three pipe switch type air beds, and the distance that can dwindle exchange gas area, it is long-pending to enable the couch skin contact of the sufferer on it of more effective change, effectively reduces and suffers from the probability of dying bedsore.Yet, because the air valve group structure that case provides before No. the 373499th, this TaiWan, China patent announcement is too complicated, and member many (must sensitive switches etc.) as other, so on cost, improve a lot of, and unfavorable market competition, in addition, the enforcement state that it reaches is that the air sac strip (being the air duct bar) that three groups of interleaved are provided with is obtained " all inflation or wherein one group of exhaust in turn ", but not the air sac strip (being the air duct bar) that three groups of interleaved are provided with is the action of tool for " glutted; inflation; cool down " at one time, so aspect the skin contact of the sufferer on effectively change couches it is long-pending, the actual effect of reaching is limited and do not meet requiredly, and effect is not good.

Summary of the invention

Main purpose of the present utility model is to address the above problem, provide a kind of skin contact that has the change sufferer concurrently to amass, and the size difference of the different sufferers of worrying, with three pipe switch type air beds, make three air body pipe bars of adjacency can reach repeatedly glutted in regular turn, inflation, the action of cooling down, because of the air condition of three air body pipe bars of this adjacency all different, aspect then the skin contact of the sufferer on change couches it amasss, the actual effect of reaching significantly promotes, and simplify member, reduce the member cost and be beneficial to the throttle valve assembly improvement structure of the air bed of market competition.

In order to achieve the above object, the technological scheme that the utility model provides is: a kind of throttle valve assembly improvement structure of air bed comprises an air feed piece and a throttle valve; The air feed piece is located at the bottom side of throttle valve, and the air feed piece has an air supply pipe and three suction tude, and difference air vent of corresponding tool and three inlet holes; And be tool on the bottom surface mediad of throttle valve is a scrobicular ring, and the outside of scrobicular ring is encircled in regular turn to establish and one of is not communicated with first guiding gutter, second guiding gutter and one the 3rd guiding gutter; The scrobicular ring appropriate location is offered a breach to first guiding gutter, and establishes a disappointing groove in second guiding gutter; In addition the air vent of this air feed piece is corresponding to scrobicular ring, and three inlet holes are when throttle valve rotates, and keeping one of them inlet hole can be corresponding to first guiding gutter, and next inlet hole can be corresponding to second guiding gutter, and another inlet hole can be corresponding to the 3rd guiding gutter; Based on this, when making the throttle valve rotation, this three inlet hole can reach action glutted repeatedly in regular turn, that inflate, cool down to three air body pipe bars of adjacency.

The disappointing groove of second guiding gutter can be bleeder port; It is a sealing ring portion that the 3rd guiding gutter in the outside, bottom surface of throttle valve can be tool.

The utility model principle and beneficial effect: throttle valve is driven and is rotated with certain slowly speed, and during the respectively corresponding inlet hole of first, second, third guiding gutter, the air inlet simultaneously of three suction tude this moment, the three air duct bars (being respectively the first air duct bar, the second air duct bar, the 3rd air duct bar) of its connection are inflated, but this moment, this second guiding gutter because of making this air duct bar (the second air duct bar) of connection, the disappointing groove of tool lost heart immediately; Through rotation, this first air duct bar is finished by inflation, and turn to this place by the 3rd guiding gutter this moment, so make the air duct bar of winning keep glutted state, the second air duct bar is then inflated by first guiding gutter immediately, and in addition the 3rd air duct bar is then because of during the disappointing groove of conducting second guiding gutter loses heart; Lose heart because of the disappointing groove of conducting second guiding gutter through rotating this first air duct bar, and the second air duct bar is turned to this place and kept glutted state by the 3rd guiding gutter, the 3rd air duct bar is then inflated because of first guiding gutter turns to this place in addition again; Go round and begin again, and three air body pipe bars of formation adjacency reach repeatedly action glutted, that inflate, cool down in regular turn; Therefore continue different air conditions and to reach the couch skin contact of the sufferer on it of change incessantly long-pending to hold, reach humidity often to regulate, make the drying regime that keeps skin, and increase the massage effect of air bed.

Description of drawings

Fig. 1,2: be the massage usefulness action reference figure of general air bed;

Fig. 3: be the controlling device three-dimensional exploded view of existing air bed;

Fig. 4: the structurally improved three-dimensional exploded view of throttle valve assembly of the utility model air bed;

Fig. 5: the structurally improved composite structure of throttle valve assembly of the utility model air bed is overlooked action diagram;

Fig. 6: the structurally improved massage usefulness action reference figure of the throttle valve assembly of the utility model air bed;

Fig. 7: structurally improved another structure of throttle valve assembly embodiment three-dimensional exploded view of the utility model air bed;

Fig. 8: the throttle valve assembly improvement of the utility model air bed is configured in the massage usefulness action reference figure when coming into effect action;

Fig. 9: structurally improved next composite structure of the throttle valve assembly of the utility model air bed is overlooked action diagram;

Figure 10: the throttle valve assembly improvement of the utility model air bed is configured in another massage usefulness action reference figure when implementing action;

Figure 11: structurally improved another composite structure of the throttle valve assembly of the utility model air bed is overlooked action diagram.

Wherein:

A--throttle valve assembly; 10--air bed body; 101--air duct bar; The 20--control box; The 30--pneumatic tube; The 40--pump; The 50--controlling device; The 501--motor; The 502--elastic element; 503--air feed piece; The 5031--air supply pipe; The 5032--suction tude; The 504--throttle valve; 1--air feed piece; The 11--air supply pipe; The 12--suction tude; The 13--air vent; The 14--inlet hole; The 2--throttle valve; The 21--scrobicular ring; The 211--breach; 22--first guiding gutter; 23--second guiding gutter; The 231--groove that loses heart; The 232--bleeder port; 24--the 3rd guiding gutter; 25--seals ring portion; 3--air bed body; 31--air duct bar; The 31a--first air duct bar; The 31b--second air duct bar; 31c--the 3rd air duct bar.

Embodiment

See also shown in Figure 4ly, the improvement of the throttle valve assembly of the utility model air bed structure dactylus stream valve assembly a comprises an air feed piece 1 and a throttle valve 2, wherein:

Air feed piece 1 is located at the bottom side of throttle valve 2, it has an air supply pipe 11 and three suction tude 12, and difference air vent 13 of corresponding tool and three inlet holes 14, and three suction tude 12 are connected to the adjacency three air duct bars 31 (seeing Fig. 6 in addition) of air bed body 3 respectively, that is being a unit in abutting connection with three air duct bars 31.

Throttle valve 2, tightly pull in 1 top side of air feed piece, and it is rotatable, being tool on the mediad of its bottom surface is that a scrobicular ring 21 is (as Fig. 4,5), the outside of scrobicular ring 21 is encircled in regular turn and is established disconnected one first guiding gutter 22, one second guiding gutter 23 and one the 3rd guiding gutter 24, and offering a breach 211, scrobicular ring 21 is communicated to first guiding gutter 22, this second guiding gutter 23 is established a disappointing groove 231 in addition, and when throttle valve 2 rotates, can keep an one inlet hole 14 corresponding to first guiding gutter 22, next inlet hole 14 is corresponding to second guiding gutter 23, and another inlet hole 14 is corresponding to the 3rd guiding gutter 24.

For another Fig. 7, the disappointing groove 231 of this second guiding gutter 23 is a bleeder port 232, and it is a sealing ring portion 25 that the 3rd guiding gutter 24 of while throttle valve 2 bottom surfaces is tool.

More than improvement is constructed, when implementing, its continuous action asks for an interview Fig. 5,6,8-11: at first, treat throttle valve 2 to be driven and rotate with certain slowly speed, and first, second, the 3rd guiding

gutter

22,23, (see figure 5) during inlet hole 14 of 24 difference correspondences, three suction tude, 14 air inlets simultaneously this moment, make three air duct bars 31 of its connection (be respectively the first air duct bar 31a, the second air duct bar 31b, the 3rd air duct bar 31c) inflates, but this moment this second guiding gutter 23 because of tool lose heart groove 231 make this air duct bar 31 (the second air duct bar 31b) of connection lose heart immediately in (referring to Fig. 5,8), during inferior state when rotating to Fig. 9, because of being subjected to inflation, this first air duct bar 31a finishes (for another the tenth figure), and turn to this place by the 3rd guiding gutter 24 this moment, so make the air duct bar 31a that wins keep glutted state, the second air duct bar 31b is then inflated by first guiding gutter 22 immediately, and in addition the 3rd air duct bar 31c is then because of during the disappointing groove 231 of conducting second guiding gutter 23 loses heart; Again through rotating to the situation of Figure 11, this first air duct bar 31a is because of the disappointing groove 231 of conducting second guiding gutter 23 lose heart (for another Fig. 6), and the second air duct bar 31b is turned to this place and is kept glutted state by the 3rd guiding gutter 24, and the 3rd air duct bar 31c then inflates because of first guiding gutter 22 turns to this place in addition.Promptly get back to Fig. 5 state again through rotation again, and 31 of three air body pipes of formation adjacency reach repeatedly action glutted, that inflate, cool down in regular turn.

Therefore, can make in abutting connection with three air duct bars 31 is a unit, carry out repeatedly action glutted, that inflate, cool down, continue different air conditions and to reach incessantly the couch skin contact of the sufferer on it of change long-pending to hold, reaching humidity often regulates, make the drying regime that keeps skin, and increase the massage effect of air bed.

In sum, the utility model is different greatly with existing product in the structure design, make that in abutting connection with three air duct bars 31 be a unit, carry out repeatedly action glutted, that inflate, cool down, hold and continue different air conditions and to change the skin contact of the sufferer on it that couches long-pending, so it is obviously better than the effect of existing product, and the composition member of throttle valve assembly a is simple, can reach the enforcement of three pipe switch type air beds against the bottom surface special tectonic design of throttle valve 2, do not increase any member, save cost.

Claims

1, a kind of improvement of throttle valve assembly of air bed structure is characterized in that: the improvement structure of the throttle valve assembly of this air bed comprises an air feed piece and a throttle valve; Described air feed piece is located at the bottom side of throttle valve, and the air feed piece has an air supply pipe and three suction tude, and a respectively corresponding air vent and three inlet holes; Being tool on the bottom surface mediad of described throttle valve is a scrobicular ring; The outside of described scrobicular ring is encircled in regular turn and is established disconnected one first guiding gutter, second guiding gutter and one the 3rd guiding gutter; The air vent of described air feed piece is corresponding to scrobicular ring; Described three inlet holes correspond respectively to three guiding gutters; Described scrobicular ring is offered breach and is communicated to first guiding gutter; Described second guiding gutter is established a disappointing groove; When described throttle valve rotates, keep an inlet hole corresponding to first guiding gutter, next inlet hole is corresponding to second guiding gutter, and another inlet hole is corresponding to the 3rd guiding gutter.

2, the improvement of the throttle valve assembly of air bed according to claim 1 structure, it is characterized in that: the disappointing groove of described second guiding gutter is a bleeder port.

3, the improvement of the throttle valve assembly of air bed according to claim 1 structure is characterized in that: the 3rd guiding gutter in the outside, described throttle valve bottom surface is a sealing ring portion.