CN218971372U - Structure improved air pump - Google Patents
Structure improved air pump Download PDFInfo
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- CN218971372U CN218971372U CN202223358644.7U CN202223358644U CN218971372U CN 218971372 U CN218971372 U CN 218971372U CN 202223358644 U CN202223358644 U CN 202223358644U CN 218971372 U CN218971372 U CN 218971372U
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- air
- air pump
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- positioning
- air chamber
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Abstract
The utility model mainly discloses an air pump with an improved structure, which comprises a base, an upper cover, an air chamber, two fixing plates and an air compressing device, wherein the base is provided with a sliding block set and a sliding groove set, and more than two air pumps can be connected in series by utilizing the sliding block set and the sliding groove set so as to provide larger air outlet quantity. In addition, the cylinder, the rubber cap and the swing arm in the air compression device are assembled by structural designs of the positioning block, the positioning groove, the positioning pin and the positioning hole respectively, so that the air compression device can prevent the angle deviation during operation, further prevent friction loss, and the four shock-proof foot pads are arranged on each fixing plate, so that the air pump with the improved structure can keep the quietness degree of the machine during operation better than that of the traditional air pump while increasing the air output.
Description
Technical Field
The present utility model relates to an air pump, and more particularly to an air pump for an improved structure of an air bed.
Background
Beds are an indispensable piece of living furniture in human life, and along with the change of times and the daily and monthly changes of technology, various kinds of beds suitable for various purposes have been developed and are present in human life. Among various beds, an inflatable air cushion bed is also on the market in order to provide a bed which is ergonomic and more comfortable for the user to sleep. The inflatable air cushion bed inflates the inflator in the inflatable air cushion bed through the air pump, so that the supporting force generated by the inflatable air cushion bed after inflation can properly support all parts of a human body, and the lying comfort of the inflatable air cushion bed is obviously superior to that of the traditional spring bed, so that the inflatable air cushion bed is widely applied to the medical and nursing fields besides daily use.
The air cushion bed is inflated by an air pump, however, the air pump available on the traditional market has the defects of difficult assembly, easy noise or abnormal sound generation during operation, easy fault caused by loss during long-term use and insufficient air output.
Therefore, the present inventors have made intensive studies and developed an air pump with an improved structure to overcome the above-mentioned drawbacks of the conventional air pumps, and provide an air pump which is easy to assemble and operate, does not generate noise during operation, is not easy to malfunction due to wear after long-term use, and can provide a sufficient air output.
Disclosure of Invention
The utility model mainly aims to provide an air pump with an improved structure, which is easy to assemble and can prevent the angle deviation during operation due to the structural design of a special positioning block, a positioning groove, a positioning pin and a positioning hole of a cylinder, a rubber cap and a swing arm in an air compression device, thereby preventing friction loss, and leading the air pump with the improved structure to have the advantage of difficult failure due to loss after long-term use. In addition, the air pump with the improved structure of the utility model not only has two air inlet pipes (one more air inlet pipe than the traditional air pump) and one air outlet pipe on the base, but also has a sliding block set and a sliding groove set on two sides of the base respectively, and more than two air pumps can be connected in series by the sliding block set and the sliding groove set so as to further provide larger air outlet quantity. Furthermore, the improved structure of the air pump of the utility model is characterized in that the air pump is arranged above and below the fixed plate and the shock absorbing foot pad, so that the improved structure of the air pump of the utility model can increase the air output and simultaneously can keep the quietness of the machine during operation to be still better than that of the traditional air pump.
To achieve the above object, the present utility model provides an air pump with improved structure, which comprises:
a base, one side of which is provided with a sliding block group, the other side is provided with a sliding groove group, and the bottom of the base is provided with an upper air chamber flow passage;
an upper cover, which is arranged on the base in a sealing way;
the air chamber is provided with two air inlet pipes and an air outlet pipe at the outer side and a lower air chamber runner communicated with the air inlet pipes and the air outlet pipe at the inner part, and the lower air chamber runner of the air chamber is connected with the upper air chamber runner of the base in an abutting manner through an air chamber gasket;
two fixing plates respectively fixed on the upper cover and the bottom of the air chamber by four shockproof foot pads; and
the air compression device is arranged in the base;
the air compressing device comprises two coils, two cylinders, two rubber caps and a swing arm.
In an embodiment, each rubber cap in the air compression device is provided with three positioning blocks and each cylinder is provided with three positioning grooves, and each rubber cap and each cylinder are connected in an abutting mode through the three positioning blocks and the three positioning grooves. And two sides of the swing arm are respectively provided with two positioning pins, and each rubber cap is provided with two positioning holes, and the swing arm can be respectively connected with each rubber cap in an involution way at two sides of the swing arm through the two positioning pins and the two positioning holes.
In one embodiment, the portion of the shock-proof foot pad between the fixing plate and the upper cover or the portion between the fixing plate and the air chamber has an hourglass shape with wider upper and lower ends and narrower middle.
In one embodiment, more than two air pumps with improved structure can be connected in series by combining the sliding block set and the sliding groove set
In one embodiment, in the air pump with improved structure, an airtight gasket is disposed between the base and the upper cover, so that the base and the upper cover can be airtight connected.
In one embodiment, in the air pump of the improved structure, each of the cylinders has a side air inlet and two first bottom air outlets.
In an embodiment, in the air pump with improved structure, two second bottom air outlets are disposed on each side of two sides of the base, and the two second bottom air outlets are connected with the two first bottom air outlets of the corresponding cylinders in an involutory manner.
In one embodiment, in the air pump with improved structure, the side air inlet of each cylinder is provided with a non-return diaphragm, and the two first bottom air outlets of each cylinder are respectively provided with the non-return diaphragm.
In an embodiment, in the air pump with the improved structure, the shock-proof foot pad is a soft structure made of plastic, rubber, resin or silica gel material.
Drawings
FIGS. 1A and 1B are perspective views of an air pump with an improved structure according to the present utility model;
FIG. 2 is an exploded view of an air pump with improved structure according to the present utility model;
FIG. 3 is a schematic diagram of an air compressor of the air pump with improved structure according to the present utility model;
FIG. 4 is a schematic diagram showing the combination of the cylinder, the rubber cap and the swing arm of the air pump with the improved structure of the present utility model;
FIG. 5 is an exploded view of a cylinder and a rubber cap of the air pump with improved structure according to the present utility model;
FIG. 6 is an exploded view of a rubber cap and swing arm of the air pump with improved structure according to the present utility model;
FIGS. 7A and 7B are exploded views of a cylinder and a check film of an air pump of an improved structure according to the present utility model;
FIG. 8 is an exploded view of the base, top cover, and air-tight gasket of the air pump of the improved structure of the present utility model;
FIG. 9 is an exploded view of the base, chamber, and chamber gasket of the air pump of the improved structure of the present utility model;
FIGS. 10A and 10B are bottom and top views of an air pump of the improved structure of the present utility model; and
FIG. 11 is a bottom view of the air chamber of the air pump with the improved structure of the present utility model.
Reference numerals illustrate:
10 air pump with improved structure
11 base
111 sliding block set
112 sliding groove set
113a upper air chamber flow channel
113b upper air chamber flow channel
114, second bottom outlet
115 second air inlet
12 upper cover
13 air chamber
131 air inlet pipe
132 outlet pipe
133a, lower air chamber flow channel
133b lower plenum flow channel
134 air chamber gasket
1341 first air inlet
1342 third bottom outlet
14 fixing plate
141 shockproof foot pad
15 air compressing device
151 coil
152 cylinder
152M non-return diaphragm
152S positioning groove
1521 side inlet
1522 first bottom outlet
153 rubber cap
1531 positioning hole
153B positioning block
154 swing arm
1541 magnet
1542 locating pin
16 air-tight gasket
Detailed Description
In order to more clearly describe the air pump with an improved structure according to the present utility model, the following detailed description will explain the preferred embodiments of the present utility model by referring to the drawings.
Referring to fig. 1A, 1B, 2, 3 and 4, an air pump 10 with an improved structure according to the present utility model includes a base 11, an upper cover 12, an air chamber 13, two fixing plates 14 and an air compressing device 15, wherein one side of the base 11 has a sliding block set 111, the other side has a sliding groove set 112, the upper cover 12 is hermetically disposed above the base 11, wherein the air chamber 13 has two air inlet pipes 131 and an air outlet pipe 132 outside, and is connected to the bottom of the base 11 in an abutting manner through an air chamber gasket 134, wherein the two fixing plates 14 are respectively fixed on the upper cover 12 and the bottom of the air chamber 13 by four shock-proof foot pads 141, and the air compressing device 15 is disposed inside the base 11. In addition, more than two air pumps can be connected in series by utilizing the sliding block set 111 and the sliding groove set 112 on two sides of the base 11 to further provide larger air output, and the shock absorbing design of the fixing plate 14 and the shock absorbing foot pad 141 enables the air pump 10 with the improved structure of the utility model to increase the air output and simultaneously maintain the quietness of the machine during operation to be better than that of the traditional air pump.
Referring to fig. 3, fig. 3 shows an air compressing device 15 of the air pump 10 with the improved structure of the present utility model, the air compressing device 15 includes two coils 151, two cylinders 152, two rubber caps 153 and a swing arm 154. With further reference to fig. 4, the swing arm 154 has two magnets 1541. By changing the two coils 151 into an electromagnet capable of generating a positive and negative alternating magnetic field and interacting with the two magnets 1541 (permanent magnets) on the swing arm 154, and the two coils 151 alternately generate repulsive force or attractive force to the swing arm 154 along with polarity change, the swing arm 154 swings back and forth in a circulating manner, and further drives air chambers formed by the two cylinders 152 and the two rubber caps 153 on the left and right sides of the swing arm 154, so as to complete air intake and air exhaust of the air pump.
Referring to fig. 5, fig. 5 shows the cylinder 152 and the rubber cap 153 of the air pump 10 with the improved structure according to the present utility model, wherein the cylinder 152 includes a side air inlet 1521 and three positioning grooves 152S, the rubber cap 153 includes three positioning blocks 153B, and the cylinder 152 and the rubber cap 153 are connected to each other by the three positioning grooves 152S and the three positioning blocks 153B. The positioning structure using the three positioning grooves 152S and the three positioning blocks 153B has a foolproof effect during assembly, can avoid incorrect assembly, and can prevent angular offset between the cylinder 152 and the rubber cap 153 during operation of the air pump, thereby preventing friction loss, and therefore has the advantage of being difficult to break down due to loss during long-term use.
Referring to fig. 6, fig. 6 shows the swing arm 154 and the rubber cap 153 of the air pump 10 with the improved structure of the present utility model, wherein the swing arm 154 has two positioning pins 1542 and the rubber cap 153 has two positioning holes 1531, and the swing arm 154 can be respectively connected with each of the rubber caps 153 at both sides thereof via the two positioning pins 1542 and the two positioning holes 1531. In addition, by combining the swing arm 154 and the rubber cap 153 through the positioning structure design, not only the advantages of easy assembly and foolproof are achieved, but also the loss caused by friction is further prevented, so that the advantage that the air pump 10 with the improved structure of the utility model is not easy to break down due to the loss after long-term use is further enhanced.
Referring to fig. 7A and 7B, fig. 7A and 7B show the cylinder 152 and the check membrane 152M of the air pump 10 with the improved structure of the present utility model, wherein the cylinder 152 has a side air inlet 1521 and two first bottom air outlets 1522, and the side air inlet 1521 and the two first bottom air outlets 1522 are respectively provided with the check membrane 152M for ensuring that the air entering the air pump 10 with the improved structure of the present utility model flows in a single direction without occurrence of a reverse flow.
Referring to fig. 8, fig. 8 is an exploded view of the top cover 12, the airtight gasket 16 and the base 11 of the air pump 10 with the improved structure of the present utility model, wherein the airtight gasket 16 is disposed between the base 11 and the top cover 12 to ensure that the base 11 and the top cover 12 can be sealingly engaged, so that the air in the air pump 10 with the improved structure of the present utility model does not escape.
Referring to fig. 9, 10A, 10B and 11, fig. 9 is an exploded view of a base 11, an air chamber 13 and an air chamber gasket 134 of the air pump 10 with an improved structure according to the present utility model, wherein the air chamber 13 has two air inlet pipes 131 and an air outlet pipe 132 at the outer side thereof, and two lower air chamber channels 133a corresponding to the air inlet pipes 131 and a lower air chamber channel 133B corresponding to the air outlet pipe 132 therein; fig. 10A is a bottom view of the base 11, as can be seen from fig. 10A, two second bottom air outlets 114 are respectively provided on the left and right sides of the interior of the base 11, and two second air inlets 115 are respectively provided on the upper and lower sides, wherein the two second bottom air outlets 114 are in butt joint with the two first bottom air outlets 1522 corresponding to the cylinders 152; fig. 10B is a top view of the base 11, and as can be seen in fig. 10B, the base 11 is provided at the bottom with upper air chamber flow passages 113a, 113B in addition to the second bottom air outlet 114 and the second air inlet 115; fig. 11 is a bottom view of the air chamber 13, which shows the air inlet pipe 131 and the lower air chamber flow channels 133a, 133b, wherein the lower air chamber flow channels 133a, 133b of the air chamber 13 are connected to the upper air chamber flow channels 113a, 113b of the base 11 in an abutting manner through the air chamber gasket 134.
In addition, as can be seen from fig. 9, each of the left and right sides of the air chamber gasket 134 includes two third bottom air outlets 1342 and two first air inlets 1341, wherein the third bottom air outlets 1342 are sequentially communicated with the second bottom air outlets 114 corresponding to the base 11 and the first bottom air outlets 1522 corresponding to the cylinders 152, and the third bottom air outlets 1342 are communicated with the lower air chamber channel 133b corresponding to the air chamber 13 and/or the upper air chamber channel 113b of the base 11, wherein the first air inlets 1341 are communicated with the second air inlets 115 corresponding to the base 11, and the first air inlets 1341 are communicated with the lower air chamber channel 133a corresponding to the air chamber 13 and/or the upper air chamber channel 113a of the base 11.
With further reference to fig. 1A and 1B, the portion of the shock-proof foot pad 141 between the fixing plate 14 and the upper cover 12 or the portion between the fixing plate 14 and the air chamber 13 has an hourglass shape with wider upper and lower ends and narrower middle, so as to further enhance the shock-proof effect of the air pump 10 with the improved structure in operation, and the shock-proof foot pad 141 is a soft structure made of plastic, rubber, resin or silica gel material.
In addition, in one embodiment, the air pump 10 of the improved structure of the present utility model has the flow direction of the air flowing from the two air inlet pipes 131 into the lower air chamber channel 133a, then into the base 11 through the first air inlet 1341 and the second air inlet 115, then into the side air inlet 1521 of the cylinder 152, then sequentially through the first bottom air outlet 1522 of the cylinder 152, the second bottom air outlet 114 of the base 11, and the third bottom air outlet 1342 of the air chamber gasket 134 to the lower air chamber channel 133b of the air chamber 13, and finally out of the air outlet 132.
In another embodiment, the air pump 10 of the present utility model has an improved structure, wherein the air enters the lower air chamber channel 133a through the two air inlet pipes 131, enters the upper air chamber channel 113a through the first air inlet 1341, enters the base 11 through the second air inlet 115, enters the side air inlet 1521 of the cylinder 152, enters the upper air chamber channel 113b through the first bottom air outlet 1522 of the cylinder 152 and the second bottom air outlet 114 of the base 11 in sequence, then flows to the lower air chamber channel 133b of the air chamber 13 through the third bottom air outlet 1342 of the air chamber gasket 134, and finally flows out of the air outlet pipe 132.
Thus, the foregoing description has fully and clearly set forth an improved structure of an air pump according to the present utility model. It should be emphasized that the above-described detailed description is directed to a specific embodiment of the present utility model, which is not intended to limit the scope of the utility model, but is intended to cover all equivalent implementations or modifications that do not depart from the spirit of the utility model.
Claims (10)
1. An air pump of improved structure, comprising:
a base, one side of which is provided with a sliding block group, the other side is provided with a sliding groove group, and the bottom of the base is provided with an upper air chamber flow passage;
an upper cover, which is arranged on the base in a sealing way;
the air chamber is provided with two air inlet pipes and an air outlet pipe at the outer side and a lower air chamber runner communicated with the air inlet pipes and the air outlet pipe at the inner part, and the lower air chamber runner of the air chamber is connected with the upper air chamber runner of the base in an abutting manner through an air chamber gasket;
two fixing plates respectively fixed on the upper cover and the bottom of the air chamber by four shockproof foot pads; and
the air compression device is arranged in the base;
the air compressing device comprises two coils, two cylinders, two rubber caps and a swing arm.
2. The air pump of claim 1, wherein each of said rubber caps and each of said cylinders of said air compressor has three positioning blocks and three positioning grooves, and each of said rubber caps and each of said cylinders are connected by said three positioning blocks and said three positioning grooves.
3. The air pump of claim 1, wherein two positioning pins are provided on two sides of the swing arm, and each of the rubber caps has two positioning holes, and the swing arm is capable of being respectively engaged with the corresponding rubber cap on two sides thereof via the two positioning pins and the two positioning holes.
4. An air pump according to claim 1, wherein the portion of the shock-proof foot pad between the fixing plate and the upper cover or the portion between the fixing plate and the air chamber has an hourglass shape with wider upper and lower ends and narrower middle.
5. The air pump of claim 1, wherein more than two air pumps of said improved structure are connected in series by being assembled with said slide block set.
6. The air pump of claim 1, wherein an airtight gasket is disposed between the base and the upper cover.
7. The air pump of claim 1, wherein each of said cylinders has a side air inlet and two first bottom air outlets.
8. The air pump of claim 7, wherein two second bottom air outlets are provided on each side of the inside of the base, and the two second bottom air outlets are connected with the two first bottom air outlets of the corresponding cylinders in a butt joint manner.
9. The air pump of claim 8, wherein the side inlet of each of the cylinders is provided with a check diaphragm.
10. The air pump of claim 9, wherein said two first bottom outlets of each of said cylinders are each provided with said check diaphragm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223358644.7U CN218971372U (en) | 2022-12-14 | 2022-12-14 | Structure improved air pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223358644.7U CN218971372U (en) | 2022-12-14 | 2022-12-14 | Structure improved air pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218971372U true CN218971372U (en) | 2023-05-05 |
Family
ID=86148101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223358644.7U Active CN218971372U (en) | 2022-12-14 | 2022-12-14 | Structure improved air pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218971372U (en) |
-
2022
- 2022-12-14 CN CN202223358644.7U patent/CN218971372U/en active Active
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