CN212140180U - Air pumping device and air pumping equipment with same - Google Patents

Abstract

The utility model provides a pumping device and pumping equipment with the same, the pumping device comprises a channel bracket and a pumping device bracket for installing a gas pump, the pumping device bracket is connected with the channel bracket, the channel bracket is provided with a gas channel which is provided with a gas inlet and a pumping port for communicating with the cavity of an inner pot, and the gas in the gas channel is driven to flow by communicating the gas pump installed on the pumping device bracket with the gas channel; because the utility model discloses a pump gas device sets up gas passage on the passageway support, so gas passage stable in structure, can not take place to discount and the obscission, also need not set up and move towards the management and control part, the problem that the trachea of the pump gas device among the prior art was discounted easily can be solved to this pump gas device.

Description

Air pumping device and air pumping equipment with same

Technical Field

The utility model relates to a domestic appliance field particularly, relates to a pump gas device and have its pump gas equipment.

Background

In the process of using the electric cooker, the problem of overflowing is often encountered. The overflow of the pan greatly affects the user experience, not only pollutes the kitchen environment, but also causes the waste of food materials.

At present, pumping air into the inner pot is one of the commonly used anti-overflow methods, airflow vortex is formed in the inner pot, obvious air pressure difference and temperature difference are generated between cooked food, and air bubbles are blown out.

Because the air pump is adopted to break bubbles and the air pipe is adopted to guide air, the air pumping mode in the prior art has the following problems:

the existing air pipe generally adopts a silicone tube, but the silicone tube is soft and is easy to be folded in the using process, so that the work of an air pump is influenced;

after the connecting pipe orifice is used for a long time, the air pipe has the risk of falling off due to the force of pumping air or sucking air;

need to set up the buckle and move towards the management and control to the trachea to make the structure of pumping device complicated.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a pumping device and a pumping apparatus having the same, which solve the problem of the prior art that the air tube of the pumping device is easily broken.

In order to achieve the above object, according to an aspect of the present invention, there is provided a pumping device, including: the channel bracket is provided with an air channel, and the air channel is provided with an air inlet and a pump air port which is communicated with the cavity of the inner pot; the air pump support is connected with the channel support and used for mounting an air pump so as to drive air in the air channel to flow by communicating a cavity of the air pump with the air channel.

Further, the channel bracket includes: the upper channel bracket is provided with an upper ventilating groove; the lower channel support is provided with a lower vent groove, the upper channel support is detachably connected with the lower channel support, and the upper vent groove is in butt joint with the lower vent groove to form a gas channel.

Furthermore, a positioning groove is formed in the upper channel support, a positioning column is arranged on the lower channel support, and the positioning column is inserted into the positioning groove to position the upper channel support and the lower channel support through matching between the positioning column and the positioning groove.

Further, the air pump bracket includes: the connecting plate is connected with the channel bracket; the sleeve is arranged on the connecting plate and is sleeved on the air pump so as to realize the installation of the air pump; wherein, be provided with the mounting hole that is used for supplying the fastener to pass on the connecting plate to fastener through wearing to establish in the mounting hole makes air pump support and fixed basic connection.

Further, the air pumping device further comprises a buffer ring, the buffer ring is arranged on the inner side of the sleeve, and the buffer ring is sleeved on the air pump so as to be clamped between the sleeve and the air pump.

Further, the gas passage includes a first passage section and a second passage section, and the pumping device further includes: a first seal disposed on the channel bracket; the first sealing element comprises a first air path and a second air path, the first air path is communicated with the first channel section, and the second air path is communicated with the second channel section; the air inlet is arranged on the first channel section, and the pump air inlet is arranged on the second channel section; the air pump comprises a first connecting portion and a second connecting portion, the first connecting portion is communicated with the first air path, and the second connecting portion is communicated with the second air path.

Further, the first sealing element comprises a first pipe body part and a second pipe body part, the pipe cavity of the first pipe body part is at least part of the gas section of the first gas path, and the pipe cavity of the second pipe body part is at least part of the gas section of the second gas path; all be provided with first card muscle on first body portion and the second body portion, be provided with on the passageway support with each first card muscle matched with first screens groove to through the cooperation between first card muscle and the corresponding first screens groove to first sealing member location.

Further, the pumping device further comprises: the second sealing element is arranged at the air inlet; the second sealing element is provided with a second clamping rib, and the channel bracket is provided with a second clamping groove matched with the second clamping rib so as to position the second sealing element through the matching between the second clamping rib and the second clamping groove; and/or, a third seal disposed at the pump port; and a third clamping rib is arranged on the third sealing element, and a third clamping groove matched with the third clamping rib is arranged on the channel support so as to position the third sealing element through the matching between the third clamping rib and the third clamping groove.

Furthermore, the gas channel comprises a first channel section and a second channel section, the channel support comprises a first strip-shaped section and a second strip-shaped section, the first channel section is arranged on the first strip-shaped section, and the second channel section is arranged on the second strip-shaped section; the first strip-shaped section and the second strip-shaped section are both bent, the first channel section extends along the first strip-shaped section, and the second channel section extends along the second strip-shaped section.

According to another aspect of the present invention, there is provided a pumping apparatus comprising the above-mentioned pumping device and an air pump installed on the pumping device.

By applying the technical scheme of the utility model, the air pumping device comprises a channel bracket and an air pump bracket for installing an air pump, the air pump bracket is connected with the channel bracket, the channel bracket is provided with an air channel which is provided with an air inlet and an air pumping port for communicating with the cavity of the inner pot, and the air pump arranged on the pump bracket is communicated with the air channel to drive the air in the air channel to flow; because the gas channel is arranged on the channel bracket, the gas channel has stable structure, does not generate folding and dropping phenomena, and does not need to be provided with a trend control part; in addition, as the softer silicone tube is avoided being used as the air tube, the problems that the air tube is easy to fold, a connecting tube opening is easy to fall off, a buckle for managing and controlling the air tube needs to be arranged, the structure of the air pumping device is complex and the like caused by the use of the softer silicone tube are avoided; therefore, the air pumping device can solve the problem that an air pipe of the air pumping device in the prior art is easy to break.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic diagram of an alternative embodiment of an explosion structure of a gas pumping device according to the invention;

FIG. 2 is a schematic view of the assembly of the pumping apparatus of FIG. 1 with the upper channel bracket removed;

FIG. 3 is a schematic view showing the fitting structure of the first sealing member of the air pumping device of FIG. 1 with the passage bracket and the air pump;

fig. 4 shows a schematic structural view of an upper channel bracket of the pumping device of the pumping apparatus of fig. 1;

FIG. 5 is a schematic view showing a fitting structure of a lower channel bracket and an air pump bracket of the air pumping device of the air pumping apparatus of FIG. 1;

fig. 6 shows a schematic view of a first seal of the pumping device of the pumping apparatus of fig. 1;

fig. 7 is a schematic view showing a structure of the pump device of fig. 1 engaged with a cover of an electric rice cooker.

Wherein the figures include the following reference numerals:

100. a pumping device;

10. a channel support;

11. an upper channel bracket; 112. positioning a groove;

12. a lower channel support; 121. a positioning column;

13. a gas channel; 131. an upper vent groove; 132. a lower vent groove; 133. a first channel segment; 134. a second channel segment; 135. an air inlet; 136. a pump air port; 137. a first clamping groove; 138. a second clamping groove; 139. a third clamping groove;

141. a first bar-shaped section; 142. a second strip-shaped section;

20. an air pump bracket; 21. a connecting plate; 211. mounting holes; 23. a sleeve;

30. an air pump; 31. a first connection portion; 32. a second connecting portion;

40. a buffer ring;

50. a first seal member; 51. a first gas path; 52. a second gas path; 53. a first body portion; 54. a second body portion; 55. a first clamping rib;

60. a second seal member; 61. a second clamping rib;

70. a third seal member; 71. a third clamping rib;

200. and (5) covering the pot.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The utility model provides a pumping device, please refer to fig. 1 to 7, which comprises a channel bracket 10 and an air pump bracket 20, wherein the channel bracket 10 is provided with an air channel 13, and the air channel 13 is provided with an air inlet 135 and a pumping port 136 for communicating with the cavity of an inner pot; the air pump bracket 20 is connected to the channel bracket 10, and the air pump bracket 20 is used to mount the air pump 30 to drive the flow of air in the air channel 13 by communicating the cavity of the air pump 30 with the air channel 13.

In the utility model, the air pumping device comprises a channel bracket 10 and an air pump bracket 20 for installing an air pump 30, the air pump bracket 20 is connected with the channel bracket 10, an air channel 13 with an air inlet 135 and an air pumping port 136 for communicating with the cavity of the inner pot is arranged on the channel bracket 10, and the air pump 30 installed on the air pump bracket 20 is communicated with the air channel 13 to drive the air in the air channel 13 to flow; because the gas channel 13 is arranged on the channel bracket 10, the gas channel 13 has stable structure, does not generate folding and dropping phenomena, and does not need to be provided with a trend control part; in addition, as the softer silicone tube is avoided being used as the air tube, the problems that the air tube is easy to fold, a connecting tube opening is easy to fall off, a buckle for managing and controlling the air tube needs to be arranged, the structure of the air pumping device is complex and the like caused by the use of the softer silicone tube are avoided; therefore, the air pumping device can solve the problem that an air pipe of the air pumping device in the prior art is easy to break.

Optionally, the channel bracket 10 and the air pump bracket 20 are made of a hard material.

Specifically, as shown in fig. 1 to 5, the channel bracket 10 includes an upper channel bracket 11 and a lower channel bracket 12, the upper channel bracket 11 is provided with an upper vent groove 131, the lower channel bracket 12 is provided with a lower vent groove 132, the upper channel bracket 11 is detachably connected with the lower channel bracket 12, and the upper vent groove 131 is butted with the lower vent groove 132 to form the gas channel 13; the upper channel bracket 11 and the lower channel bracket 12 are detachably connected, so that the upper channel bracket 11 and the lower channel bracket 12 can be conveniently disassembled and assembled.

In order to realize the assembly between the upper channel support 11 and the lower channel support 12, the upper channel support 11 is provided with a positioning groove 112, the lower channel support 12 is provided with a positioning column 121, and the positioning column 121 is inserted into the positioning groove 112 so as to position the upper channel support 11 and the lower channel support 12 through the matching between the positioning column 121 and the positioning groove 112, thereby realizing the detachable connection between the upper channel support 11 and the lower channel support 12.

Or, the positioning groove may be disposed on the lower channel support 12, the positioning column may be disposed on the upper channel support 11, and the positioning column disposed on the upper channel support 11 may be inserted into the positioning groove disposed on the lower channel support 12, so that the upper channel support 11 and the lower channel support 12 may be detachably connected.

Optionally, the positioning pillars 121 are multiple, and the multiple positioning pillars 121 are arranged at intervals on the lower channel support 12; the positioning slots 112 are plural, and the positioning slots 112 and the positioning posts 121 are correspondingly arranged on the upper channel support 11.

In order to further stabilize the connection between the upper channel bracket 11 and the lower channel bracket 12, an adhesive is applied between the upper channel bracket 11 and the lower channel bracket 12. Specifically, glue is coated on the wall surface of the upper channel support 11 facing the lower channel support 12, glue is coated on the wall surface of the lower channel support 12 facing the upper channel support 11, and then the upper channel support 11 and the lower channel support 12 are butted and buckled.

Specifically, the air pump bracket 20 includes a connection plate 21 and a sleeve 23, the connection plate 21 being connected with the passage bracket 10; the sleeve 23 is arranged on the connecting plate 21, and the sleeve 23 is used for being sleeved on the air pump 30 to realize the installation of the air pump 30.

Optionally, the lower channel bracket 12 is used in connection with the connection plate 21. In the specific implementation process, the lower channel bracket 12, the connecting plate 21 and the sleeve 23 are of an integral injection molding structure.

The connecting plate 21 is provided with a mounting hole 211 for a fastener to pass through, so that the air pump bracket 20 is connected with the fixed foundation through the fastener penetrating through the mounting hole 211, and the air pumping device is further connected with the fixed foundation. Alternatively, as shown in fig. 7, the fixed base here may be a cover 200 of an electric rice cooker.

In this embodiment, the air pumping device further includes a buffer ring 40, the buffer ring 40 is disposed on the inner side of the sleeve 23, and the buffer ring 40 is configured to be sleeved on the air pump 30 to be sandwiched between the sleeve 23 and the air pump 30, so that the buffer ring 40 can buffer the air pump 30. Optionally, the cushion ring 40 is made of a flexible material.

In the present embodiment, the gas channel 13 includes a first channel section 133 and a second channel section 134, and the pumping device further includes a first sealing member 50, the first sealing member 50 being disposed on the channel bracket 10; the first seal 50 includes a first air passage 51 and a second air passage 52, the first air passage 51 communicating with the first channel section 133, the second air passage 52 communicating with the second channel section 134; an inlet port 135 is provided on the first channel segment 133 and a pump port 136 is provided on the second channel segment 134; the air pump 30 includes a first connection portion 31 and a second connection portion 32, the first connection portion 31 is communicated with the first air path 51, and the second connection portion 32 is communicated with the second air path 52.

It should be noted that the first channel segment 133 is formed by the upper and lower vent grooves 131 and 132 at the first channel segment 133, and the second channel segment 134 is formed by the upper and lower vent grooves 131 and 132 at the second channel segment 134.

Specifically, the channel bracket 10 includes a first strip-shaped section 141 and a second strip-shaped section 142, the first channel section 133 being disposed on the first strip-shaped section 141, the second channel section 134 being disposed on the second strip-shaped section 142; wherein the first strip-shaped section 141 and the second strip-shaped section 142 are both curved, the first channel section 133 extends along the first strip-shaped section 141, and the second channel section 134 extends along the second strip-shaped section 142, so that the first channel section 133 and the second channel section 134 are both strip-shaped channel sections.

It should be noted that the first strip-shaped section 141 is formed by the upper channel bracket 11 and the lower channel bracket 12 at the first strip-shaped section 141 being butted, and the second strip-shaped section 142 is formed by the upper channel bracket 11 and the lower channel bracket 12 at the second strip-shaped section 142 being butted.

The upper channel bracket 11 of the first strip-shaped section 141 and the upper channel bracket 11 of the second strip-shaped section 142 are both provided with a positioning groove 112; the lower channel support 12 of the first strip-shaped section 141 and the lower channel support 12 of the second strip-shaped section 142 are both provided with positioning columns 121; the positioning slot 112 of the upper channel bracket 11 of the first strip-shaped section 141 corresponds to the positioning column 121 of the lower channel bracket 12 of the first strip-shaped section 141, and the positioning slot 112 of the upper channel bracket 11 of the second strip-shaped section 142 corresponds to the positioning column 121 of the lower channel bracket 12 of the second strip-shaped section 142.

Specifically, as shown in fig. 6, the first sealing element 50 includes a first pipe portion 53 and a second pipe portion 54, a lumen of the first pipe portion 53 is at least a partial air path section of the first air path 51, and a lumen of the second pipe portion 54 is at least a partial air path section of the second air path 52; the first pipe body portion 53 and the second pipe body portion 54 are both provided with first locking ribs 55, and the channel bracket 10 is provided with first locking grooves 137 which are matched with the first locking ribs 55, so that the first sealing element 50 can be positioned through the matching between the first locking ribs 55 and the corresponding first locking grooves 137.

In a specific implementation process, a first clamping groove 137 matched with the first clamping rib 55 of the first pipe body part 53 is arranged at one end of the first strip-shaped section 141 of the channel bracket 10, and the first clamping rib 55 of the first pipe body part 53 is clamped in the first clamping groove 137 of the first strip-shaped section 141; a first locking groove 137 which is matched with the first locking rib 55 of the second pipe body part 54 is arranged at one end of the second strip-shaped section 142 of the channel bracket 10, and the first locking rib 55 of the second pipe body part 54 is locked in the first locking groove 137 of the second strip-shaped section 142, so that the first sealing element 50 and the channel bracket 10 are stably connected. Optionally, both of the first detent grooves 137 are annular grooves.

In the present embodiment, the pumping device further includes a second sealing member 60, the second sealing member 60 being disposed at the intake port 135; be provided with second card muscle 61 on the second sealing member 60, be provided with on the channel bracket 10 with second card muscle 61 matched with second screens groove 138 to through the cooperation between second card muscle 61 and the second screens groove 138 to the second sealing member 60 location, avoid the second sealing member 60 to drop, and then make the connection between second sealing member 60 and the channel bracket 10 comparatively stable.

Specifically, the other end port of the first strip section 141 of the channel bracket 10 forms the above-mentioned air inlet 135, and the second catching groove 138 is provided at the other end of the first strip section 141 of the channel bracket 10; the second locking groove 138 is an annular groove, and the second locking rib 61 of the second sealing element 60 is locked in the annular groove of the first strip-shaped section 141.

In this embodiment, the pumping device further comprises a third seal 70, the third seal 70 being disposed at the pumping port 136; the third sealing element 70 is provided with a third clamping rib 71, and the channel bracket 10 is provided with a third clamping groove 139 matched with the third clamping rib 71, so that the third sealing element 70 is positioned through the matching between the third clamping rib 71 and the third clamping groove 139, the third sealing element 70 is prevented from falling off, and the connection between the third sealing element 70 and the channel bracket 10 is stable.

Specifically, the other end port of the second strip-shaped section 142 of the channel bracket 10 forms the pump air port 136, and the third catching groove 139 is provided at the other end of the second strip-shaped section 142 of the channel bracket 10; the third locking groove 139 is an annular groove, and the third locking rib 71 of the third sealing member 70 is locked in the annular groove of the second strip-shaped section 142.

The utility model also provides a pump gas equipment 100, pump gas equipment 100 includes foretell pump gas device and installs the air pump 30 on this pump gas device.

Specifically, as shown in fig. 7, the pumping device 100 is for mounting on a cover 200 of an electric rice cooker.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:

in the utility model, the air pumping device comprises a channel bracket 10 and an air pump bracket 20 for installing an air pump 30, the air pump bracket 20 is connected with the channel bracket 10, an air channel 13 with an air inlet 135 and an air pumping port 136 for communicating with the cavity of the inner pot is arranged on the channel bracket 10, and the air pump 30 installed on the air pump bracket 20 is communicated with the air channel 13 to drive the air in the air channel 13 to flow; because the gas channel 13 is arranged on the channel bracket 10, the gas channel 13 has stable structure, does not generate folding and dropping phenomena, and does not need to be provided with a trend control part; in addition, as the softer silicone tube is avoided being used as the air tube, the problems that the air tube is easy to fold, a connecting tube opening is easy to fall off, a buckle for managing and controlling the air tube needs to be arranged, the structure of the air pumping device is complex and the like caused by the use of the softer silicone tube are avoided; therefore, the air pumping device can solve the problem that an air pipe of the air pumping device in the prior art is easy to break.

The pumping device 100 of the present invention includes the above-mentioned pumping device, so that the pumping device 100 has at least the same technical effect as the above-mentioned pumping device.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. An air pumping device, comprising:

the inner pot comprises a channel bracket (10), wherein a gas channel (13) is arranged on the channel bracket (10), and the gas channel (13) is provided with a gas inlet (135) and a pump gas port (136) used for being communicated with a cavity of the inner pot;

the air pump support (20) is connected with the channel support (10), and the air pump support (20) is used for installing an air pump (30) so as to drive the air flow in the air channel (13) by communicating the cavity of the air pump (30) with the air channel (13).

2. The pumping device according to claim 1, characterized in that the channel bracket (10) comprises:

the upper channel bracket (11), wherein an upper vent groove (131) is arranged on the upper channel bracket (11);

the air channel structure comprises a lower channel bracket (12), wherein a lower vent groove (132) is formed in the lower channel bracket (12), the upper channel bracket (11) is detachably connected with the lower channel bracket (12), and the upper vent groove (131) is butted with the lower vent groove (132) to form the air channel (13).

3. The air pumping device according to claim 2, wherein a positioning groove (112) is provided on the upper channel support (11), a positioning column (121) is provided on the lower channel support (12), and the positioning column (121) is inserted into the positioning groove (112) to position the upper channel support (11) and the lower channel support (12) through cooperation between the positioning column (121) and the positioning groove (112).

4. The air pumping device according to claim 1, wherein the air pump bracket (20) comprises:

a connecting plate (21), the connecting plate (21) being connected to the channel bracket (10);

the sleeve (23) is arranged on the connecting plate (21), and the sleeve (23) is sleeved on the air pump (30) to realize the installation of the air pump (30);

the air pump support is characterized in that a mounting hole (211) for a fastener to pass through is formed in the connecting plate (21), and the air pump support (20) is connected with a fixed foundation through the fastener penetrating through the mounting hole (211).

5. The pumping apparatus of claim 4, further comprising:

the buffer ring (40) is arranged on the inner side of the sleeve (23), and the buffer ring (40) is sleeved on the air pump (30) to be clamped between the sleeve (23) and the air pump (30).

6. The pumping device according to claim 1, characterized in that the gas channel (13) comprises a first channel section (133) and a second channel section (134), the pumping device further comprising:

a first seal (50), the first seal (50) being disposed on the channel bracket (10); the first seal (50) comprises a first air passage (51) and a second air passage (52), the first air passage (51) is communicated with the first channel section (133), and the second air passage (52) is communicated with the second channel section (134); the inlet opening (135) is arranged on the first channel section (133) and the pump opening (136) is arranged on the second channel section (134);

the air pump (30) comprises a first connecting portion (31) and a second connecting portion (32), the first connecting portion (31) is communicated with the first air path (51), and the second connecting portion (32) is communicated with the second air path (52).

7. The pumping device according to claim 6, wherein the first sealing member (50) comprises a first body portion (53) and a second body portion (54), the lumen of the first body portion (53) being at least a partial air passage section of the first air passage (51), the lumen of the second body portion (54) being at least a partial air passage section of the second air passage (52); first body portion (53) with all be provided with first card muscle (55) on second body portion (54), be provided with on passageway support (10) with each first screens groove (137) of first card muscle (55) matched with, with through first card muscle (55) and corresponding cooperation between first screens groove (137) is right first sealing member (50) location.

8. The pumping apparatus of claim 1, further comprising:

a second seal (60), the second seal (60) disposed at the air inlet (135); a second clamping rib (61) is arranged on the second sealing element (60), and a second clamping groove (138) matched with the second clamping rib (61) is arranged on the channel bracket (10) so as to position the second sealing element (60) through the matching between the second clamping rib (61) and the second clamping groove (138); and/or the presence of a gas in the gas,

a third seal (70), said third seal (70) disposed at said pump port (136); be provided with third card muscle (71) on third sealing member (70), be provided with on passageway support (10) with third card muscle (71) matched with third screens groove (139), with through third card muscle (71) with cooperation between third screens groove (139) is right third sealing member (70) location.

9. The pumping device according to claim 1, characterized in that the gas channel (13) comprises a first channel section (133) and a second channel section (134), the channel carrier (10) comprises a first strip-shaped section (141) and a second strip-shaped section (142), the first channel section (133) is arranged on the first strip-shaped section (141), and the second channel section (134) is arranged on the second strip-shaped section (142); wherein the first strip-shaped section (141) and the second strip-shaped section (142) are both curved, the first channel section (133) extending along the first strip-shaped section (141), and the second channel section (134) extending along the second strip-shaped section (142).

10. An air pumping apparatus comprising an air pumping device and an air pump (30) mounted on the air pumping device, characterized in that the air pumping device is the air pumping device of any one of claims 1 to 9.

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