CN219537910U - Liquid filling cushion - Google Patents

Abstract

The utility model relates to the technical field of cushions, in particular to a liquid filling cushion, which comprises a liquid filling device and a cushion body. Wherein, the cushion body is internally provided with a cavity, the cushion body is provided with a liquid filling port, and the liquid filling port is communicated with the cavity. The liquid filling device comprises a liquid filling bag, a liquid filling port capable of being connected with the liquid filling port is arranged on the liquid filling bag, the liquid filling port is communicated with the inside of the liquid filling bag, at least one part of the liquid filling bag is made of soft materials, the liquid filling bag is pressed, the inner space of the liquid filling bag is compressed, liquid in the liquid filling bag is discharged through the liquid filling port and is filled into the cushion body through the liquid filling port, and liquid filling is completed. Compared with the scheme of adopting an electric pump to charge liquid, the cushion has the advantages of simple structure, low cost and convenient operation. Compared with the scheme that the hollow ball is used as a power source, the liquid filling efficiency is higher, and the structure is simpler relatively. The cushion of the utility model has simpler structure and achieves the aim of giving consideration to liquid filling efficiency.

Description

Liquid filling cushion

Technical Field

The utility model relates to the technical field of cushions, in particular to a liquid-filled cushion.

Background

At present, the cushion of the water filling cushion sold in the market is mainly divided into two types, one type is that the cushion is directly designed without a water filling port as a whole, the water in the cushion can not be reused after volatilizing, the service life of the water filling cushion is shorter, the water filling cushion can not be reused, and the popularization and the use of the water filling cushion are directly influenced. In addition, the water in the water-filled cushion is easy to grow microorganisms such as bacteria and mold after long-time use, so that the hidden health trouble is increased, and the consumers are concerned about buying and using the water-filled cushion. The other type is that tools such as an electric pump and the like are needed to be used for filling water, so that the cost is high, the water filling mode is complex, and the user experience is poor.

Based on this, the applicant developed a water/air filling device, a water/air filling cushion, a chair, and filed a chinese patent with the publication number CN217852121U. The water/gas filling device in the patent scheme comprises a first communicating pipe, a first one-way valve, a hollow ball, a second one-way valve and a second communicating pipe, wherein a one-way passage capable of generating power through extrusion is formed by the hollow ball, the two one-way valves and the two communicating pipes, water/gas can be conveniently filled into a cushion, and power devices such as an electric pump are not needed. The power is produced through the extrusion hollow sphere in this scheme, but when being used for filling water, because the hollow sphere is located the water source and waits to fill between the cushion, water can pass through the hollow sphere, from this, can have two points not enough when filling water to the cushion: firstly, water exists in the hollow sphere to influence water injection power; secondly, after the hollow ball is extruded, especially after the hollow ball is extruded for a plurality of times, the air ball needs to wait for gradually recovering air inlet, and the water injection efficiency is affected.

Disclosure of Invention

The utility model aims to provide a liquid filling cushion with a simpler structure and liquid filling efficiency.

In order to achieve the above purpose, the utility model provides a liquid filling cushion, which comprises a cushion body, wherein a cavity is arranged in the cushion body, a liquid filling port is arranged on the cushion body, and the liquid filling port is communicated with the cavity;

the liquid filling device comprises a liquid filling bag, a liquid filling port capable of being connected with the liquid filling port is formed in the liquid filling bag, the liquid filling port is communicated with the inside of the liquid filling bag, at least one part of the liquid filling bag is made of soft materials, and the liquid filling bag can be pressed to compress the inner space of the liquid filling bag, so that liquid in the liquid filling bag is discharged through the liquid filling port and is filled into the cushion body through the liquid filling port.

Optionally, the liquid filling port is connected with the liquid filling port through a communicating pipe.

Optionally, one end of the communicating pipe is provided with a butt joint, the communicating pipe is detachably connected with the liquid filling port through the butt joint, the other end of the communicating pipe is provided with a connector, and the communicating pipe is detachably connected with the liquid filling port through the connector.

Optionally, a one-way valve is arranged on the communicating pipe, and the passage flow direction of the one-way valve is from the liquid injection bag to the cushion body.

Optionally, the liquid filling port is an internal thread port, and the liquid filling port is an external thread cylinder.

Optionally, the inner wall of the end part of the internal thread opening is provided with a buckling groove, and the periphery of the external thread cylinder column is provided with a buckling protrusion matched with the buckling groove.

Optionally, the liquid injection bag is made of a soft material, and the soft material is one of TPU, PVC or PP.

Optionally, the liquid injection bag is an aluminum foil suction nozzle bag or a transparent PE bag.

Optionally, the cushion body includes bed course and gasbag layer, and the gasbag layer is laid on the bed course, and the gasbag layer includes the gasbag unit that a plurality of intervals set up, and the cavity of two adjacent gasbag units passes through the pipeline intercommunication.

Optionally, the air bag layer further comprises a base layer, the air bag units are respectively arranged on one side of the base layer and are integrally structured with the base layer, and the other side of the base layer is in contact connection with the cushion layer.

Alternatively, the base layer is divided into a pre-sitting region and an airbag distribution region surrounding the pre-sitting region, and the airbag units are distributed in the airbag distribution region.

The technical scheme of the utility model has the following advantages: the liquid-filled cushion provided by the utility model comprises a liquid-filled device and a cushion body. Wherein, the cushion body is internally provided with a cavity, the cushion body is provided with a liquid filling port, and the liquid filling port is communicated with the cavity. The liquid filling device comprises a liquid filling bag, a liquid filling port capable of being connected with the liquid filling port is arranged on the liquid filling bag, the liquid filling port is communicated with the inside of the liquid filling bag, at least one part of the liquid filling bag is made of soft materials, the liquid filling bag is pressed, the inner space of the liquid filling bag is compressed, liquid in the liquid filling bag is discharged through the liquid filling port and is filled into the cushion body through the liquid filling port, and liquid filling is completed. Compared with the scheme of adopting an electric pump to charge liquid, the cushion has the advantages of simple structure, low cost and convenient operation. Compared with the scheme that the hollow ball is used as a power source, the liquid filling efficiency is higher, and the structure is simpler relatively. The cushion in the embodiment achieves the purposes of simpler structure and liquid filling efficiency.

Drawings

The drawings of the present utility model are provided for illustrative purposes only and the proportion and the number of the parts in the drawings do not necessarily coincide with the actual product.

Fig. 1 is a schematic structural view of a liquid filled cushion (a state where a liquid filling device is not connected to a cushion body) according to a first embodiment of the present utility model;

FIG. 2 is a schematic view of a liquid filling port according to a first embodiment of the present utility model;

FIG. 3 is a schematic view of a structure of a liquid injection port according to a first embodiment of the present utility model;

fig. 4 is a schematic structural view of a seat cushion body according to a first embodiment of the present utility model;

fig. 5 is a schematic structural view of a liquid-filled cushion according to a second embodiment of the present utility model;

fig. 6 is a schematic structural view of a communication pipe according to a second embodiment of the present utility model;

fig. 7 is a schematic structural view of another liquid-filled cushion according to the second embodiment of the present utility model.

In the figure:

1: a liquid charging device;

11: a liquid injection bag;

12: a liquid injection port;

13: a communicating pipe;

131: butt joint;

132: a connector;

133: a one-way valve;

2: a seat cushion body;

21: a liquid filling port;

22: a cushion layer;

23: an air bag layer;

231: an air bag unit;

232: a base layer;

233: a pre-sitting region.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1

Fig. 1 is a schematic view showing a state in which the liquid filling device is not connected to the seat cushion body. Referring to fig. 1, the liquid-filled cushion provided by the embodiment of the utility model comprises a liquid-filled device 1 and a cushion body 2. Wherein, be equipped with the cavity in the cushion body 2, be equipped with liquid filling mouth 21 on the cushion body 2, liquid filling mouth 21 and cavity intercommunication. The liquid filling device 1 comprises a liquid filling bag 11, a liquid filling port 12 capable of being connected with a liquid filling port 21 is arranged on the liquid filling bag 11, the liquid filling port 12 is communicated with the inside of the liquid filling bag 11, at least one part of the liquid filling bag 11 is made of soft materials, and the soft materials are materials capable of deforming when pressed, so that the inner space is contracted. In some embodiments, the infusion bag 11 may be integrally made of a soft material; materials such as TPU (thermoplastic polyurethane elastomer), PVC (polyvinyl chloride) or PP (polypropylene); or only one surface of the material is made of soft material; the whole liquid injection bag 11 can be in a three-dimensional box shape, the peripheral side surfaces are made of soft materials, the two opposite surfaces at intervals are made of hard materials, and the inner space of the liquid injection bag 11 is extruded by extruding the two hard materials.

In some embodiments, the infusion bag 11 is an aluminum foil mouthpiece bag or a transparent PE bag (transparent polyethylene bag). It should be noted that the aluminum foil suction nozzle bag or the transparent PE bag can be purchased as a finished product.

When the cushion is used, the liquid to be injected into the cushion is stored in the liquid injection bag 11, the liquid injection bag 11 is pressed to compress the inner space of the liquid injection bag 11, so that the liquid in the liquid injection bag 11 is discharged through the liquid injection port 12 and injected into the cushion body 1 through the liquid injection port 21, and the injection of the liquid is completed. Compared with the scheme of adopting an electric pump to charge liquid, the seat cushion of the embodiment has the advantages of simple structure, low cost and convenient operation. Compared with the scheme disclosed in the patent publication No. CN217852121U, the liquid filling efficiency is higher, and the structure is relatively simpler. The cushion in the embodiment achieves the purposes of simpler structure and liquid filling efficiency.

The liquid filling bag 11 is detachably connected with the cushion body 2 through the cooperation of the liquid filling port 12 and the liquid filling port 21, can be connected during liquid filling according to needs, and can be always mounted on the cushion body 2 without affecting the use of the cushion. If the cushion body 2 is detachably connected, the liquid filling port 21 of the cushion body 2 is provided with an openable sealing cover or a one-way valve, which is the prior art and will not be described herein.

It should be further noted that the liquid used for injecting into the cushion in this embodiment may be warm water, cold water, normal temperature water, or glycerin, crystal gel or a liquid mixture thereof, and may be specifically selected according to the needs, and the cushion hardness and temperature may be adjusted by injecting corresponding liquid, and the cushion is convenient to adjust and has high use comfort.

It should be noted that, the liquid filling port 21 and the liquid filling port 12 may be any ports capable of filling liquid in cooperation with each other in the prior art. Preferably, the liquid filling port 21 is an internal thread port, the liquid filling port 12 is an external thread cylinder, and the two ports are connected through threads, so that the connection is convenient and firm, the structure is simple, and the sealing performance is certain.

Further, in order to make the connection between the filling device 1 and the cushion body stronger, as shown in fig. 2 and 3, the filling port 21 adopts an internal screw type fastening design, and the filling port 12 adopts an external screw type fastening design. Specifically, the liquid filling port 21 is structured such that a snap groove is provided in the inner wall of the end portion of the internal thread port. The structure of the liquid injection port is that a buckling bulge matched with the buckling groove is arranged on the periphery of the external thread cylinder column. After the assembly is in place, the buckling protrusions are buckled in the buckling grooves, and the liquid filling port 21 and the liquid filling port 12 are prevented from rotating relatively. In the application scenario where the liquid filling apparatus 1 is often mounted on the seat cushion body 2, this embodiment has a more firm connection.

Referring to fig. 1 and 4, in some embodiments, the cushion body 2 includes a cushion layer 22 and an airbag layer 23, the airbag layer 23 is laid on the cushion layer 22, the airbag layer 23 includes a plurality of airbag units 231 disposed at intervals, cavities of two adjacent airbag units 231 are communicated through a pipe, softness and hardness of the cushion body 2 can be adjusted by injecting liquid, and comfort of the cushion body 2 is improved by combining the cushion layer 22 with the airbag layer 23.

In some embodiments, the air bag layer 23 is composed of a plurality of independent air bag units 231, that is, the plurality of independent air bag units 231 are distributed at intervals and are paved on the cushion layer for fixing through pipeline communication. More preferably, the pre-sitting region 233 is located at or near the middle of the cushion body 2, depending on the size of the cushion body 2. I.e. the position corresponding to the buttocks when sitting normally.

Referring to fig. 4, in another embodiment, the airbag layer 23 further includes a base layer 232, and the airbag units 231 are respectively formed on one side of the base layer 232 and integrally formed with the base layer 232, and the other side of the base layer 232 is in surface contact with the cushion layer 22.

Further preferably, the airbag layer 23 is divided into a pre-seating region 233 and an airbag distribution region surrounding the pre-seating region 233, and the airbag units 231 are distributed in the airbag distribution region.

It should be noted that, the pre-sitting region 233 refers to a region designed to be seated on the buttocks of the user when using the seat cushion, and this region does not require an accurate size requirement, and is generally guided, so that the user can adjust the sitting position (actively sitting in a more comfortable position) by himself or herself to sit on the pre-sitting region for improving the comfort.

In some embodiments, the cushion 22 is made of a soft elastic material commonly used in the art, such as memory cotton, latex, sponge, or silicone, among others.

Example two

Referring to fig. 5 and 6, the second embodiment is basically the same as the first embodiment, and the details are not repeated, except that: the liquid filling port 12 and the liquid filling port 21 are connected through the communicating pipe 13, so that liquid filling operation is facilitated. When the cushion body 2 and the liquid filling device 1 are often arranged on the cushion body 2, the arrangement of the liquid filling bag 11 is convenient. The communicating tube 13 is generally a flexible tube, and both ends thereof may be directly connected to the liquid filling port 12 and the liquid filling port 21.

In some embodiments, referring to fig. 5 and 6, one end of the communication pipe 13 is provided with a nipple 131, and the communication pipe 13 is detachably connected to the charging port 21 through the nipple 131. The other end of the communicating pipe 13 is provided with a connector 132, and the communicating pipe 13 is detachably connected with the liquid injection port 12 through the connector 132. It should be noted that, the main function of the butt joint 131 and the joint 132 is to facilitate the connection and installation of the communicating tube 13 with the liquid filling port 21 and the liquid filling port 12, and only the above purpose is needed to be achieved, and the liquid can pass through and be matched with the liquid filling port 21 and the liquid filling port 12, which may be a section of hard connecting tube or an adaptor.

In order to prevent the liquid from flowing back into the cushion body 2, as shown in fig. 7, in some embodiments, a check valve 133 is provided on the communication pipe 13, and the passage flow direction of the check valve 13 is the direction from the liquid injection bag 11 to the cushion body 2. More preferably, the check valve 133 is provided at a position of the communicating tube 13 near the end of the bag 11.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: not every embodiment contains only one independent technical scheme, and all technical features mentioned in every embodiment can be combined in any way to form other implementations which can be understood by those skilled in the art in case of no scheme conflict.

In addition, modifications may be made to the embodiments described in the foregoing, or equivalents may be substituted for elements thereof without departing from the scope of the utility model, so that the essence of the corresponding embodiments does not depart from the spirit and scope of the embodiments of the utility model.

Claims (11)

1. The utility model provides a liquid filled cushion, includes the cushion body, this internal cavity that is equipped with of cushion, be equipped with the liquid filling mouth on the cushion body, the liquid filling mouth with cavity intercommunication, its characterized in that: the liquid filling device comprises a liquid filling bag, a liquid filling port capable of being connected with the liquid filling port is formed in the liquid filling bag, the liquid filling port is communicated with the inside of the liquid filling bag, at least one part of the liquid filling bag is made of soft materials, and the liquid filling bag is pressed to compress the inner space of the liquid filling bag, so that liquid in the liquid filling bag is discharged through the liquid filling port and is filled into the cushion body through the liquid filling port.

2. The liquid filled seat cushion according to claim 1 wherein: the liquid filling port is connected with the liquid filling port through a communicating pipe.

3. The liquid filled seat cushion according to claim 2 wherein: one end of the communicating pipe is provided with a butt joint, the communicating pipe is detachably connected with the liquid filling port through the butt joint, the other end of the communicating pipe is provided with a connector, and the communicating pipe is detachably connected with the liquid filling port through the connector.

4. A liquid filled seat cushion as defined in claim 3 wherein: the communicating pipe is provided with a one-way valve, and the passage flow direction of the one-way valve is from the liquid injection bag to the cushion body.

5. The liquid filled seat cushion according to claim 1 wherein: the liquid filling port is an internal thread port, and the liquid filling port is an external thread cylinder column.

6. The liquid filled cushion according to claim 5 wherein: the inner wall of the end part of the internal thread opening is provided with a buckling groove, and the periphery of the external thread cylinder column is provided with a buckling protrusion matched with the buckling groove.

7. The liquid filled seat cushion according to claim 1 wherein: the liquid injection bag is made of a soft material, and the soft material is one of TPU, PVC or PP.

8. The liquid filled seat cushion according to claim 1 wherein: the liquid injection bag is an aluminum foil suction nozzle bag or a transparent PE bag.

9. The liquid filled seat cushion according to claim 1 wherein: the cushion body comprises a cushion layer and an air bag layer, wherein the air bag layer is paved on the cushion layer and comprises a plurality of air bag units arranged at intervals, and the cavities of two adjacent air bag units are communicated through a pipeline.

10. The liquid filled cushion according to claim 9 wherein: the air bag layer also comprises a base layer, the air bag units are respectively arranged on one side of the base layer and are integrally structured with the base layer, and the other side of the base layer is in contact connection with the cushion layer.

11. The liquid filled cushion according to claim 10 wherein: the base layer is divided into a pre-sitting region and an airbag distribution region, the airbag distribution region surrounds the pre-sitting region, and the airbag units are distributed in the airbag distribution region.