CN2709673Y - Air pump - Google Patents

Abstract

The utility model relates to an air pump, composed of a bottom base, an upper cover, a cylinder, coils, etc. The cylinder and the coils are arranged between the bottom base and the upper cover, and a group of air caps which are provided with opposite bulge loops are arranged on the position of the cylinder; the upper section of the bottom base and the lower section of the upper cover are respectively provided with a group of opposite locating tabs, and each group of the locating tabs is provided with a locating groove on the opposite of the external side of every bulge loop. In the time of assembling, by the opposite locating groove respectively fixedly arranged on the external side of the bulge loops of the air caps, the cylinder is fixed between the bottom base and the upper cover, and a fixing locating position is ensured, which achieves the purpose of easy assembly and has the advantage that the air caps are not easy to improperly fall.

Description

Air pump

Technical field

The utility model relates to a kind of air pump, particularly relate to a kind of with quite simple spatial structure kenel, can make certain being fixed between base and the loam cake of cylinder, reaching the purpose of easy assembling assembling, and have and be difficult for making gas cap that the air pump of the improper advantage that comes off takes place.

Background technique

The sufferer that must lie on a bed is arranged on the bed board of hard in order to avoid causing sufferer generation bedsore, the air bag of a plurality of hollows to be arranged for a long time, is inflated by gas-filled pump.

Because sufferer lies on the air bed for a long time, when air bed has breakage or unknown cause to cause to lose heart automatically, sufferer is directly contacted with the bed board of hard, cause discomfort, and also cause the generation of bedsore easily.

Seeing also shown in Figure 5ly, is a kind of existing known air pump structure stereoscopic figure.The inside of this air pump is provided with cylinder 60, air pump can be used for air bed is carried out suitable inflation, this cylinder 60 includes cylinder frame 61, and the outside of this cylinder frame 61 is provided with flange 62 in the form of a ring, and assembling is provided with the gas cap 70 of rubber system on cylinder frame 61, these gas cap 70 inner edge opposing flanges 62 places are provided with the recessed edge 71 of ring-type, when assembling, must be with flange 62 and recessed edge 71 assembling assemblings, still, when said structure uses in reality, but have following shortcoming and remain to be improved:

1, is difficult for the assembling assembling.Because must be during assembling with recessed edge 71 and flange 62 certain aligning and assembling, so it has the shortcoming that is difficult for aligned position and assembling.

2, because the gas cap 70 of cylinder 60 can produce the action and the effect of inhaling, putting in inflation, aforesaid recessed edge 71 and flange 62 may because of assembling inadequately really or when the inflation, because of the suction of gas cap 70, put action and effect, make the improper problem that comes off takes place between recessed edge 71 and the flange 62, necessity of being improved is arranged in fact.

This shows that above-mentioned existing air pump obviously still has inconvenience and defective, and demands urgently further being improved in structure and use.In order to solve the problem that air pump exists, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, this obviously is the problem that the anxious desire of relevant dealer solves.

Because the defective that above-mentioned existing air pump exists, the design people is based on being engaged in this type of product specification manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of air pump of new structure, can improve general existing air pump, make it have more practicability.Through constantly research, design, and after studying sample and improvement repeatedly, create the utility model that has practical value finally.

Summary of the invention

Main purpose of the present utility model is, overcome inconvenience and defective that above-mentioned existing air pump exists, and provide a kind of air pump of new structure, technical problem to be solved is to make it with quite simple structure kenel, mainly can make certain being fixed between base and the loam cake of cylinder, to reach the purpose of easy assembling assembling, it is had be difficult for making gas cap that the improper advantage that comes off takes place, thereby be suitable for practicality more.

The purpose of this utility model and to solve its technical problem be to adopt following technological scheme to realize.According to a kind of air pump that the utility model proposes, it is by base, coil, cylinder and loam cake are formed, base is the housing that a top has opening, one end of base inside is provided with coil, base position towards above protrude out and be provided with one group of relative location piece, form respectively on each location piece and be provided with a location groove, this cylinder is provided with a cylinder frame, the both sides of cylinder frame are respectively arranged with a gas cap, the relative inner of each gas cap is respectively equipped with a bulge loop, this loam cake is with coil, cylinder is arranged between base and the loam cake, the location piece place that is provided with positioning groove with respect to aforesaid top below loam cake is provided with relative location piece, below this location piece, form and be provided with relative positioning groove, make on location piece that the loam cake below has a positioning groove and the base set location piece distinguish clip in each bulge loop outside with positioning groove.

The purpose of this utility model and solve its technical problem and can also be further achieved by the following technical measures.

Aforesaid air pump wherein is provided with a hollow convex column between two location pieces of base, an end of cylinder frame is provided with a hollow convex column, is provided with fixing device between two relative hollow convex columns.

Aforesaid air pump, the couple positioned opposite that wherein is positioned at hollow convex column on base has a draw-in groove, and the other end of the relative hollow convex column of cylinder frame is provided with a fixture block, and this fixture block is arranged on the draw-in groove.

The utility model compared with prior art has tangible advantage and beneficial effect.By above technological scheme as can be known, in order to reach aforementioned goal of the invention, the major technique means that the utility model is taked comprise: this air pump is made up of base, loam cake, cylinder, coil etc., cylinder and coil are located between base and the loam cake, the cylinder place is provided with the gas cap of the relative bulge loop of tool, the base top is respectively equipped with one group of relative location piece with the loam cake below, and each is organized location piece and is respectively equipped with a location groove in each bulge loop outside relatively.

By technique scheme, the utility model air pump has following advantage at least: the utility model is when assembling, be fixedly set in the bulge loop outside of gas cap respectively by relative positioning groove, cylinder can be fixed between base and the loam cake, and can reach the effect of certain stationary positioned, and can reach the purpose of easy assembling assembling, and have and be difficult for making gas cap that the improper advantage that comes off takes place.

In sum, the air pump of the utility model special construction, it can make certain being fixed between base and the loam cake of cylinder, and can reach the purpose of easy assembling assembling with quite simple structure kenel, has simultaneously to be difficult for making gas cap that the improper advantage that comes off takes place.It has above-mentioned many advantages and use value, and in like product, do not see have similar structural design to publish or use and really genus innovation, no matter it structurally or bigger improvement all arranged on the function, have technically than much progress, and produced handy and practical effect, and more existing air pump has the multinomial effect of enhancement, thus be suitable for practicality more, and have the extensive value of industry, really be a new and innovative, progressive, practical new design.

Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, below with preferred embodiment of the present utility model and conjunction with figs. describe in detail as after.

Description of drawings

Fig. 1 is a three-dimensional appearance sectional view of the present utility model.

Fig. 2 is an exploded perspective view of the present utility model.

Fig. 3 is a combining structure sectional view of the present utility model.

Fig. 4 is an other direction combining structure sectional view of the present utility model.

Fig. 5 is existing known air pump structure stereoscopic figure.

10: base 11: location piece

12: positioning groove 13: hollow convex column

14: draw-in groove 20: coil

30: cylinder 31: cylinder frame

32: hollow convex column 33: gas cap

34: bulge loop 35: fixture block

40: loam cake 41: location piece

42: positioning groove

60: cylinder 61: cylinder frame

62: flange

70: gas cap 71: recessed edge

Embodiment

For further setting forth the utility model is to reach technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, to according to its embodiment of air pump, structure, feature and the effect thereof that the utility model proposes, describe in detail as after.

See also Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, the utility model air pump, it mainly is made up of base 10, coil 20, cylinder 30 and loam cake 40, wherein:

This base 10, it is the housing that a top has opening, base 10 inner ends are provided with coil 20, base 10 places towards above protrude out and be provided with one group of relative location piece 11, form respectively on this each location piece 11 and be provided with a location groove 12, between two location pieces 11, be provided with a hollow convex column 13, on base 10 and the opposite side that is positioned at hollow convex column 13 be provided with a draw-in groove 14.

This cylinder 30, be provided with a cylinder frame 31, one end of this cylinder frame 31 is provided with the hollow convex column 32 of an aforementioned relatively hollow convex column 13, but relative 13,32 mat fixing devices of two hollow convex columns are fixed, the both sides of cylinder frame 31 are respectively arranged with the gas cap 33 of a rubber system, the relative inner of this each gas cap 33 is respectively equipped with a bulge loop 34, is provided with a fixture block 35 at the other end of cylinder frame 31 relative hollow convex columns 32, and this fixture block 35 is arranged on the draw-in groove 14 fixing.

This loam cake 40, it is the housing of a plastic cement system, coil 20, cylinder 30 etc. can be arranged between base 10 and the loam cake 40, location piece 11 places that have a positioning groove 12 with respect to aforesaid top below loam cake 40 also are provided with relative location piece 41, form below location piece 41 and are provided with relative positioning groove 42.

The utility model is when assembling, on the location piece 41 that loam cake 10 belows is had a positioning groove 42 and the base 10 set location piece 11 with positioning groove 12 respectively clips in each bulge loop 34 outside, but mat fixture block 35 is placed in the draw-in groove 14, after two hollow convex columns, 32, the 13 mutual correspondences, assembled fixing with fixing device, can make cylinder 30 reach the effect of certain stationary positioned, so the utlity model has the advantage of easy assembling.

Another characteristics of the present utility model are: owing to be provided with the gas cap 33 of bulge loop 34 in the utility model, the outside of each bulge loop 34 is given certain limiting by the set location piece with positioning groove 12 11 in base 10 tops with the location piece 41 that loam cake 40 belows have positioning groove 42, can not make gas cap 33 that the improper problem that comes off in use takes place fully.Therefore, the utility model is one quite to have the new design of practicability.

In sum, the utility model is to utilize aforesaid spatial structure kenel, setting by said structure, mainly be to make cylinder 30 certain being fixed between base 10 and the loam cake 40, and stationary positioned that can be certain, reaching the purpose of easy assembling assembling, and since on the gas cap 33 set bulge loop 34 be difficult for making gas cap 33 that the improper problem that comes off takes place by the certain restrictions location of each location piece 11,41.Obviously, the utlity model has remarkable and concrete effect promotes.

The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, though the utility model discloses as above with preferred embodiment, yet be not in order to limit the utility model, any those skilled in the art, in the scope that does not break away from technical solutions of the utility model, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solutions of the utility model content, foundation technical spirit of the present utility model is to above any simple modification that embodiment did, equivalent variations and modification all still belong in the scope of technical solutions of the utility model.

Claims (3)

1, a kind of air pump, it is made up of base, coil, cylinder and loam cake, and base is the housing that a top has opening, and an end of base inside is provided with coil, it is characterized in that:

Base position towards above protrude out and be provided with one group of relative location piece, form respectively on each location piece and be provided with a location groove, this cylinder is provided with a cylinder frame, the both sides of cylinder frame are respectively arranged with a gas cap, the relative inner of each gas cap is respectively equipped with a bulge loop, this loam cake is with coil, cylinder is arranged between base and the loam cake, the location piece place that is provided with positioning groove with respect to aforesaid top below loam cake is provided with relative location piece, below this location piece, form and be provided with relative positioning groove, make on location piece that the loam cake below has a positioning groove and the base set location piece distinguish clip in each bulge loop outside with positioning groove.

2, air pump according to claim 1 is characterized in that wherein being provided with a hollow convex column between two location pieces of base, and an end of cylinder frame is provided with a hollow convex column, is provided with fixing device between two relative hollow convex columns.

3, air pump according to claim 1 and 2 is characterized in that the couple positioned opposite that wherein is positioned at hollow convex column on base has a draw-in groove, and the other end of the relative hollow convex column of cylinder frame is provided with a fixture block, and this fixture block is arranged on the draw-in groove.

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