CN211431911U

CN211431911U - Automatic inflatable crib

Info

Publication number: CN211431911U
Application number: CN201921537911.2U
Authority: CN
Inventors: 康昆成; 康昆金; 厉汉伟
Original assignee: Pan'an Yeshanlang Outdoor Products Co ltd
Current assignee: Pan'an Yeshanlang Outdoor Products Co ltd
Priority date: 2019-09-17
Filing date: 2019-09-17
Publication date: 2020-09-08
Anticipated expiration: 2029-09-17

Abstract

The utility model relates to the field of inflatable cushions, in particular to an automatic inflatable crib, which comprises a fabric and sponge wrapped inside the fabric, wherein an opening is arranged on the fabric, an air cock is arranged at the opening, the air cock comprises a lower base connected with the fabric and an upper base rotationally connected with the lower base and used for inflating and exhausting air, a cavity convenient for the upper base to rotationally connect is arranged on the lower base, the upper base is in a cylindrical cavity shape with one end open, two through holes are arranged on the upper base and separated from a cavity connecting part, the two through holes are respectively connected with a first check valve used for air inlet of an inner cavity of the upper base and a second check valve used for air outlet of the inner cavity of the upper base, a sealing strip butted with the outer side wall of the upper base is convexly arranged in the cavity, the cavity is divided into a first cavity and a second cavity by the sealing strip, the two through holes are respectively, the second cavity is provided with a vent hole communicated with the air outside the fabric, and the inner cavity of the upper base is connected with a piston in a sliding manner.

Description

Automatic inflatable crib

Technical Field

The utility model relates to an inflatable packer field especially relates to an automatic inflatable crib.

Background

Along with outdoor activities's rapid development, some outdoor equipment is also more and more, comparatively common in the outdoor equipment have one kind for automatic inflation pad, automatic inflation pad is actually to be located the sponge that the interior parcel of inflatable pad surface fabric has the face fabric of can propping still to compress, utilize the compressibility of sponge, when the air in the surface fabric is taken out, sponge layer flat form, like this more easily by folding accomodate, do not account for the space, utilize the recovering shape that has after the compression of sponge, only need to pour into the air again in the surface fabric, the surface fabric can be propped up automatically. However, in the prior art, when air is extracted, an air extracting pump is needed to be carried outside, the air extracting pump is easy to forget to carry the air extracting pump for a long time, or more people may need to extrude the interior of the fabric by using hands and feet for standby, the manual extrusion is very labor-consuming, and the air in the fabric cannot be completely extracted.

SUMMERY OF THE UTILITY MODEL

The utility model discloses extrude the comparatively hard shortcoming of gas in the surface fabric to prior art manpower, provide an automatic inflatable crib.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve: an automatic inflatable crib comprises a fabric and sponge wrapped inside the fabric, wherein an opening is formed in the fabric, an air faucet is mounted at the opening and comprises a lower base connected with the fabric and an upper base rotatably connected to the lower base and used for inflation and air exhaust, a cavity convenient for the upper base to rotatably connect is formed in the lower base, the upper base is in a cylindrical cavity shape with one end open, two through holes are formed in the upper base and are separated from a cavity connecting part, a first check valve used for air inlet of an inner cavity of the upper base and a second check valve used for air outlet of the inner cavity of the upper base are respectively connected to the two through holes, a sealing strip abutted against the outer side wall of the upper base is arranged in the cavity in a protruding mode, the cavity is divided into a first cavity and a second cavity by the sealing strip, the two through holes are respectively opposite to the first cavity and the second cavity, an air channel communicated with the inside of the, the upper base is connected with a piston in a sliding way in the inner cavity.

By adopting the scheme, the piston can move to drive the pressure in the inner cavity of the upper base to change, when the air pressure in the inner cavity of the upper base is increased, the air in the upper base is discharged from the air outlet one-way valve II, when the air pressure in the upper base is reduced, the air enters the upper base from the air inlet one-way valve I, when the air inlet one-way valve I is opposite to the air vent cavity II, the air outlet one-way valve II is opposite to the air vent cavity I, the air can be driven into the fabric through the air vent by moving the piston rod, the fabric can be inflated, the upper base is rotatably connected with the lower base, when the air outlet one-way valve II is opposite to the air vent cavity II, the air inlet one-way valve I is opposite to the air vent cavity I, and the piston can drive the air in the fabric to be pumped out through the air vent.

Preferably, the inner cavity of the upper base is provided with a spring, one end of the spring is abutted with the piston, and the other end of the spring is abutted with the bottom of the inner cavity of the upper base.

By adopting the proposal, after the piston is pressed down, the spring is in a compressed state,

preferably, the opening of the upper base is connected with an annular cover body used for limiting the piston to move out.

By adopting the proposal, the annular cover body has the function of limiting,

preferably, the bottom of the inner cavity of the upper base is provided with a boss for clamping the inner ring of the spring.

By adopting the scheme, the boss is clamped with the inner ring of the spring, so that the spring can be prevented from running disorderly

Preferably, the first check valve and the second check valve have the same structure and comprise valve bodies clamped with the through holes and two valve plates located in the valve bodies and used for unidirectional flow of air flow, and the two valve bodies form a certain angle.

By adopting the scheme, the valve body is simple in structure and high in assembly efficiency.

The utility model discloses owing to adopted above technical scheme, have apparent technological effect: the piston moves to drive the pressure in the inner cavity of the upper base to change, when the air pressure in the inner cavity of the upper base is increased, the air in the upper base is discharged from the air outlet one-way valve II, when the air pressure in the upper base is reduced, air enters the upper base from the first one-way valve for air inlet, when the first one-way valve for air inlet is opposite to the second chamber with the vent hole, the second one-way valve for air outlet is opposite to the first chamber with the air channel, the air can be driven to enter the fabric through the air channel by moving the piston rod, the air inlet check valve I is opposite to the chamber I with the air channel, the piston moves to drive air in the fabric to be drawn out through the air channel, the piston is pressed downwards, the spring is compressed, the piston is loosened, and the piston is reset under the action of the spring.

Drawings

FIG. 1 is a schematic view of an overall structure of an automatic inflatable crib;

FIG. 2 is an overall sectional view of the air faucet;

FIG. 3 is a schematic view of the lower base structure;

fig. 4 is a schematic structural diagram of the first check valve and the second check valve.

The names of the parts indicated by the numerical references in the above figures are as follows: 1. a bed edge; 2. a mattress; 3. fabric; 4. a sponge; 5. an air tap; 6. a lower base; 7. an upper base; 8. a first ring groove; 9. a snap ring; 10. a convex edge; 11. a second ring groove; 12. a through hole; 13. a one-way valve I; 14. a second one-way valve; 15. a valve body; 16. a valve plate; 17. a ring groove III; 18. a sealing strip; 19. a first chamber; 20. a second chamber; 21. an air duct; 22. a vent hole; 23. a piston; 24. a spring; 25. a boss; 26. an annular cover body; 27. and (4) a valve way.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

An automatic inflatable crib, refer to fig. 1 and fig. 2 at first, including the bed edge 1 and the mattress 2 located in bed edge 1 that are annular, the bed edge 1 and mattress 2 include the facing material 3, wrap up the sponge 4 inside the facing material 3, the facing material 3 has openings, the opening department installs the air cock 5, the air cock 5 includes connecting the lower base 6 with the facing material 3, rotate and connect to the upper base 7 used for inflating and bleeding on the lower base 6, set up a ring first annular 8 on the lateral surface of the lower base 6, connect to the annular snap ring 9 in the first annular 8, the facing material 3 opening is located between first annular 8 and snap ring 9, drive the facing material 3 to connect with the lower base 6 through snap ring 9 and first annular 8 joint cooperation, set up the round hole shape cavity convenient for upper base 7 to rotate and connect on the end face of the lower base 6 far away from facing material 3, its opening department has protruding edges 10 extending inwards, the upper base 7 is in the form of cylindrical cavity with one, the opening end of the upper base 7 is far away from the lower base 6, a circle of annular groove II 11 is arranged on the outer side surface of the upper base 7, the annular groove II 11 is clamped with the convex edge 10, two through holes 12 are arranged in the upper base 7 and are positioned in the cavity, the two through holes 12 are symmetrically arranged, a check valve I13 used for air inlet of the inner cavity of the upper base 7 and a check valve II 14 used for air outlet of the inner cavity of the upper base 7 are respectively connected to the two through holes 12, the structure of the check valve I13 and the check valve II 14 is the same as that of the upper base 7, and both comprise a valve body 15 clamped with the through holes 12 and two valve plates 16 positioned in the valve body 15 and used for unidirectional flow of air flow, an annular groove III 17 clamped with the through holes 12 is arranged on the outer side surface of the cylindrical valve body 15, a valve channel 27 is arranged in the valve body 15, one end of each valve plate 16 is integrally formed, the two valve bodies 15 are arranged at a certain angle, two sealing strips 18 which are abutted with the outer side wall of the upper base 7 are symmetrically and convexly arranged in the cavity, and by combining the drawing 3, the cavity is divided into a cavity I19 and a cavity II 20 by the sealing strips 18, an air channel 21 communicated with the inside of the fabric 3 is formed in the cavity I19, an air vent 22 communicated with the outside air of the fabric 3 is formed in the cavity II 20, the two through holes 12 are respectively opposite to the cavity I19 and the cavity II 20, a piston 23 is slidably connected to the inner cavity of the upper base 7, a spring 24 is arranged in the inner cavity of the upper base 7, one end of the spring 24 is abutted with the piston 23, the other end of the spring 24 is abutted with the bottom of the inner cavity of the upper base 7, a boss 25 for clamping the inner ring of the spring 24 is convexly arranged at the bottom of the inner cavity of the upper base 7, an annular cover body 26 for limiting the movement of the piston 23 is clamped at the opening of the And (7) small diameter.

Claims

1. An automatic inflatable crib, which comprises a fabric (3) and sponge (4) wrapped inside the fabric (3), wherein an opening is formed in the fabric (3), and an air faucet (5) is installed at the opening, and is characterized in that the air faucet (5) comprises a lower base (6) connected with the fabric (3) and an upper base (7) which is rotatably connected to the lower base (6) and used for inflating and exhausting air, a cavity which is convenient for the upper base (7) to rotatably connect is formed in the lower base (6), the upper base (7) is in a cylindrical cavity shape with an opening at one end, two through holes (12) are formed in the upper base (7) at the part connected with the cavity, a first check valve (13) used for air inlet of the inner cavity of the upper base (7) and a second check valve (14) used for air outlet of the inner cavity of the upper base (7) are respectively connected to the two through holes (12), a sealing strip (18) which is abutted, the sealing strip (18) divides the cavity into a first cavity (19) and a second cavity (20), the two through holes (12) are opposite to the first cavity (19) and the second cavity (20) respectively, the first cavity (19) is provided with an air channel (21) communicated with the inside of the fabric (3), the second cavity (20) is provided with an air hole (22) communicated with the air outside the fabric (3), and the inner cavity of the upper base (7) is connected with a piston (23) in a sliding manner.

2. An auto-inflating crib as claimed in claim 1, characterized in that the upper base (7) is provided with a spring (24) in its inner cavity, one end of the spring (24) abutting the piston (23) and the other end of the spring (24) abutting the bottom of the inner cavity of the upper base (7).

3. An auto-inflating crib as claimed in claim 1, characterized in that the upper base (7) has an annular cover (26) attached to its opening to limit the removal of the piston (23).

4. An auto-inflating crib as claimed in claim 2, characterized in that the upper base (7) has a boss (25) at the bottom of its inner cavity for engaging the inner ring of the spring (24).

5. An auto-inflating crib as claimed in claim 1, characterized in that the first check valve (13) and the second check valve (14) are of the same structure and each comprise a valve body (15) engaged with the through hole (12) and two valve plates (16) located in the valve body (15) for unidirectional flow of air, the two valve bodies (15) being at an angle.