阅读说明：本技术 用于加湿器的复合浮子阀结构及其制造方法 (Composite float valve structure for humidifier and manufacturing method thereof ) 是由 皮体斌 郝永军 杨长江 魏含勇 于 2021-01-14 设计创作，主要内容包括：本发明公开了一种用于加湿器的复合浮子阀结构,属一种浮子阀结构,包括支架体,支架体的两侧设有支撑杆,支架体的前部还设有朝上的阀体顶杆,支架体的后部设有中空浮子结构,支架体的后部安装有配重块,配重块的重力小于中空浮子结构在水中受到的浮力,通过将浮子阀设计为复合的结构,使得支架体与中空浮子件均可分开注塑生产,可有效提升生产精度,提高生产效率,而中空浮子件空心的结构亦可节省材料消耗,并可由空腔而在水中获得更大的浮力,因此在保留原有浮子阀效能的基础上,可进一步缩小浮子阀产品的尺寸,从而节约加湿器的内部空间,为加湿器小型化、轻量化的设计奠定基础。(The invention discloses a composite float valve structure for a humidifier, which belongs to a float valve structure and comprises a support body, wherein support rods are arranged on two sides of the support body, an upward valve body ejector rod is also arranged at the front part of the support body, a hollow float structure is arranged at the rear part of the support body, a balancing weight is arranged at the rear part of the support body, the gravity of the balancing weight is smaller than the buoyancy of the hollow float structure in water, the support body and the hollow float part can be separately produced by injection molding by designing the float valve into a composite structure, the production precision can be effectively improved, the production efficiency is improved, the hollow structure of the hollow float part can also save material consumption, and larger buoyancy can be obtained in water by a cavity, so that the size of a float valve product can be further reduced on the basis of keeping the efficiency of the original float valve, the internal space of the humidifier is saved, and the humidifier is a small humidifier, The lightweight design lays a foundation.)

1. A compound float valve structure for humidifier which characterized in that: the float valve structure comprises a support body (1), support rods (2) are arranged on two sides of the support body (1), an upward valve body ejector rod (3) is further arranged on the front portion of the support body (1), a hollow float structure is arranged on the rear portion of the support body (1), a balancing weight (5) is mounted on the rear portion of the support body (1), the gravity of the balancing weight (5) is smaller than the buoyancy force of the hollow float structure in water, and when the hollow float structure is subjected to the buoyancy force of water, the rear end of the support body (1) moves upwards, so that the valve body ejector rod (3) at the front end of the support body (1) moves downwards; when the hollow floater structure is not subjected to the buoyancy of water, the gravity of the balancing weight (5) enables the rear end of the bracket body (1) to move downwards, and the valve body ejector rod (3) at the front end of the bracket body (1) moves upwards.

2. The composite float valve structure for humidifier according to claim 1, wherein: the hollow floater structure is a floater cavity (9) at the rear part of the bracket body (1), the balancing weight (5) is installed inside the floater cavity (9), and the floater cavity (9) is sealed by the cavity cover (6).

3. The composite float valve structure for humidifier according to claim 2, wherein: the inside of float cavity (9) is equipped with movable counterweight body (7), bottom in the float cavity (9) is equipped with slide rail (8), is used for by movable counterweight body (7) reciprocating motion is gone up in slide rail (8).

4. The composite float valve structure for humidifier according to claim 3, wherein: the movable counterweight bodies (7) are two and located on two sides of the counterweight block (5), and the slide rails (8) extend to the positions of the counterweight block (5) from the positions of the support rods (2) in the float cavity (9).

5. The composite float valve structure for humidifier according to claim 1, wherein: the hollow floater structure is an independent hollow floater part (4), and the hollow floater part (4) is installed on the bracket body (1) through an irreversible detachable buckle.

6. The composite float valve structure for humidifier according to claim 1, wherein: the support rods (2) are symmetrically fixed on two sides of the support body (1), and the distance between a connecting line between the two support rods (2) and the front end of the support body (1) is greater than the distance between the connecting line and the rear end of the support body (1); the whole bracket body (1) is annular; the support body (1) is used for being arranged in the humidifier water tank through the support rods (2) on the two sides of the support body as a fulcrum, so that the front end and the rear end of the support body (1) can move up and down.

7. The composite float valve structure for humidifier according to claim 1 or 6, wherein: the counterweight block (5) is positioned in the middle position at the rear part of the bracket body (1), and the rear end of the bracket body (1) is provided with an installation table board matched with the counterweight block (5).

8. A method for manufacturing a composite float valve structure for a humidifier according to any one of claims 1 to 4, comprising the steps of:

respectively injection-molding the bracket body (1) and the cavity cover (6) by using a mold according to a design size by adopting an injection molding process; and then a balancing weight (5) is arranged in the float cavity (9) of the bracket body (1), and then the cavity cover (6) is fixed with the float cavity (9) at the rear part of the bracket body (1) into a whole in an ultrasonic welding mode, so that a closed space is formed in the float cavity (9).

9. The manufacturing method according to claim 8, characterized in that: before welding cavity lid (6), still place movable counterweight body (7) on slide rail (8) of float cavity (9), movable counterweight body (7) all adopt metal processing to make with balancing weight (5).

10. A method for manufacturing a composite float valve structure for a humidifier according to any one of claims 5 to 7, comprising the steps of:

an injection molding process is adopted, and a mold is used for injection molding of the bracket body (1) according to the design size; then, the hollow float piece (4) is manufactured by using a foaming or blow molding process, so that the hollow float piece (4) is directly molded without welding;

after a bracket body (1) and a hollow float piece (4) which are mutually matched in size are manufactured, a balancing weight (5) is installed on an installation table top of the bracket body (1), and then the hollow float piece (4) is installed on the bracket body (1) through an irreversible detachable buckle, so that the bracket body (1) and the hollow float piece (4) are integrated; the balancing weight (5) is made of metal materials.

Technical Field

The present invention relates to a float valve structure, and more particularly, to a composite float valve structure for a humidifier and a method for manufacturing the same.

Background

The float valve is a common mechanical valve, and has simple structure and convenient use; most humidifiers in the market at present adopt the float valve as a communicating valve between a water storage tank and an evaporation tank, but the float valve used in the market at present still has defects in structural design, for example, the float valve is integrally formed by injection molding of low-density plastics, the float end of the float valve is also of a solid structure, the buoyancy force applied in water is limited, and thus the material waste is caused; furthermore, since the float valve itself is not of a regular structure, it is easy to have processing errors during the integral injection molding production, and the errors are generally in the range of 0.2-0.3mm, which affects the consistency of mass production of float valve products, so that further research and improvement on the structure of the float valve are necessary.

Disclosure of Invention

One of the objectives of the present invention is to provide a composite float valve structure for a humidifier and a manufacturing method thereof, so as to solve the technical problems of limited buoyancy in water, material waste, poor consistency of mass production, etc. of float valve ends of the same type in the prior art.

In order to solve the technical problems, the invention adopts the following technical scheme:

the invention provides a composite float valve structure for a humidifier, which comprises a support body, wherein support rods are arranged on two sides of the support body, an upward valve body ejector rod is further arranged on the front part of the support body, a hollow float structure is arranged on the rear part of the support body, a balancing weight is arranged on the rear part of the support body, the gravity of the balancing weight is smaller than the buoyancy of the hollow float structure in water, and the composite float valve structure is used for moving up the rear end of the support body and enabling the valve body ejector rod at the front end of the support body to move down when the hollow float structure is subjected to the buoyancy of water; when the hollow floater structure is not subjected to the buoyancy of water, the gravity of the balancing weight enables the rear end of the bracket body to move downwards, and the valve body ejector rod at the front end of the bracket body moves upwards.

Preferably, the further technical scheme is as follows: the hollow floater structure is the float cavity at the rear part of the bracket body, the balancing weight is installed in the float cavity, and the float cavity is sealed by the cavity cover.

The further technical scheme is as follows: the inside of float cavity is equipped with movable counterweight, the bottom in the float intracavity is equipped with the slide rail for by movable counterweight be in reciprocating motion on the slide rail.

The further technical scheme is as follows: the movable counter weight bodies are two and located on two sides of the counter weight block, and the slide rail extends from the position of the support rod to the position of the counter weight block in the float cavity.

The further technical scheme is as follows: the hollow floater structure is an independent hollow floater part, and the hollow floater part is installed on the bracket body through an irreversible detachable buckle.

The further technical scheme is as follows: the support rods are symmetrically fixed on two sides of the support body, and the distance between a connecting line between the two support rods and the front end of the support body is greater than the distance between the connecting line and the rear end of the support body; the whole bracket body is annular; the support body is used for being installed in the humidifier water tank through the supporting rods on the two sides of the support body and used as a supporting point, and the front end and the rear end of the support body move up and down.

The further technical scheme is as follows: the counterweight block is positioned in the middle position at the rear part of the bracket body, and the rear end of the bracket body is provided with a mounting table top matched with the counterweight block.

The invention also provides a manufacturing method of the composite float valve structure for the humidifier, which comprises the following steps: adopting an injection molding process, and using a mold to injection mold the bracket body and the cavity cover according to the design size; the counterweight block is arranged in the float cavity of the bracket body, and then the cavity cover is fixed with the float cavity at the rear part of the bracket body into a whole in an ultrasonic welding mode, so that the inside of the float cavity forms a closed space.

Preferably, the further technical scheme is as follows: before the welding cavity cover, still place the activity counter weight body on the slide rail of float cavity, the activity counter weight body all adopts metal processing to make with the balancing weight.

The invention also provides another manufacturing method of the composite float valve structure for the humidifier, which comprises the following steps: adopting an injection molding process, and using a mold to injection mold the bracket body according to the design size; then, a foaming or blow molding process is used for manufacturing the hollow floater part, so that the hollow floater part is directly molded without welding; after the bracket body and the hollow floater part with mutually matched sizes are manufactured, a balancing weight is installed on an installation table top of the bracket body, and then the hollow floater part is installed on the bracket body through an irreversible detachable buckle so that the bracket body and the hollow floater part are combined into a whole; the balancing weight is made of metal materials in a machining mode.

Compared with the prior art, the invention has the following beneficial effects: the float valve is designed into a composite structure, so that parts such as the bracket body, the hollow float structure and the like can be separately produced by injection molding, the production precision can be effectively improved, the production efficiency is improved, the hollow structure of the hollow float structure can also save the material consumption, and larger buoyancy can be obtained in water through the cavity, so that the size of a float valve product can be further reduced on the basis of keeping the efficiency of the original float valve, the internal space of the humidifier is saved, and the foundation is laid for the design of miniaturization and light weight of the humidifier.

Drawings

Fig. 1 is a schematic structural diagram for explaining an embodiment of the present invention.

Fig. 2 is a view showing the structure of fig. 1 with parts separated.

Fig. 3 is a schematic configuration diagram for explaining another embodiment of the present invention.

Fig. 4 is a schematic structural view of fig. 3 from another angle.

Fig. 5 is a schematic view for explaining a structure of a stent body in another embodiment of the present invention.

Fig. 6 is a schematic view for explaining the structure of a hollow float member in another embodiment of the present invention.

In the figure, 1 is a bracket body, 11 is the front part of the bracket body, 12 is the rear part of the bracket body, 13 is a mounting groove, 2 is a support rod, 3 is a valve body ejector rod, 4 is a hollow float member, 5 is a counterweight block, 6 is a cavity cover, 7 is a movable counterweight body, 8 is a slide rail, and 9 is a float cavity.

Detailed Description

The invention is further elucidated with reference to the drawing.

Referring to fig. 1, an embodiment of the present invention is a composite float valve structure for a humidifier, the float valve structure includes a support body 1, support rods 2 are designed on both sides of the support body 1, and an upward valve body ejector rod 3 is arranged at the front end of the support body 1, wherein the support rods 2 can movably mount the float valve on a fulcrum in a water tank, and the valve body ejector rod 3 can cooperate with a sealing sheet on an upper water storage tank to open a water outlet; more importantly, the rear part of the bracket body 1 is also designed with a hollow floater structure, and in order to ensure the balance weight at the rear end of the bracket body 1, a balance weight 5 is also required to be installed at the rear part of the bracket body 1, and after the balance weight 5 is installed, the balance weight is not visible from the outside of the floater valve. In design, the gravity of the balancing weight 5 is smaller than the buoyancy of the hollow floater structure in water, so that when the hollow floater structure is subjected to the buoyancy of the water, the rear end of the bracket body 1 moves upwards, and the valve body ejector rod 3 at the front end of the bracket body 1 moves downwards; when the hollow floater structure is not subjected to the buoyancy of water, the gravity of the balancing weight 5 enables the rear end of the bracket body 1 to move downwards, and the valve body mandril 3 at the front end of the bracket body 1 moves upwards. When in use, the support body 1 can be arranged in the humidifier water tank through the support rods 2 at two sides of the support body 1 to be used as a fulcrum, so that the front end and the rear end of the support body 1 can move up and down.

The preferred structure is, the inventor has carried out the design of multiform to above-mentioned hollow float structure, in this embodiment, directly on the rear portion of stake body 1 a float chamber 9 of the integral type of moulding plastics, install above-mentioned balancing weight 5 in the inside of float chamber 9 to with this float chamber 9 sealed by a cavity lid 6 that coincide with it, the inside of float chamber 9 forms a confined space this moment, and balancing weight 5 places in the inside of this confined space, can avoid the balancing weight to receive the corruption of outside liquid and air.

In addition, in order to further improve the sensitivity of the tail end of the float valve swinging up and down in the humidifier water tank, the movable counterweight body 7 can be placed in the float cavity 9 based on the structure of the float cavity 9, then the slide rail 8 matched with the float cavity 9 is designed at the bottom in the float cavity 9 and used for the movable counterweight body 7 to move on the slide rail 8 in a reciprocating manner, and in order to facilitate movement, the movable counterweight body 7 can be designed into a steel ball body, namely when the float cavity 9 is not subjected to the buoyancy of water, the movable counterweight body 7 rolls to one end of the counterweight block 5, the rear end of the bracket body 1 moves downwards under the action of the gravity of the two, and the valve body ejector rod 3 at the front end of the bracket body 1 moves upwards; when the hollow floater structure is subjected to the buoyancy of water, the movable counterweight body 7 rolls to one end far away from the counterweight 5, so that the valve body mandril 3 at the front end of the bracket body 1 moves downwards, and meanwhile, the rear end of the bracket body 1 moves upwards.

Meanwhile, in order to ensure the stability of the movable counterweight bodies 7 rolling in the float cavity 9, the movable counterweight bodies 7 can be designed into two parts, so that the two parts are positioned at the two sides of the counterweight block 5, and correspondingly, the slide rail 8 is designed to extend to the position of the counterweight block 5 from the position of the support rod 2 in the float cavity 9.

In this embodiment, through being the compound structure with the float valve design, make stake body 1 and hollow float spare 4 all separately injection moulding production, can effectively promote the production precision, improve production efficiency, and the hollow structure of hollow float spare 4 also save material consumption, and can obtain bigger buoyancy in aqueous by the cavity, consequently on the basis of keeping original float valve efficiency, can further reduce the size of float valve product, thereby practice thrift the inner space of humidifier, establish the basis for the humidifier miniaturization, light-weighted design.

Referring to fig. 3 and 4, according to another embodiment of the present invention, the float valve is designed as a completely separated combined structure, that is, a hollow float member 4 is used as the hollow float structure, the hollow float member 4 and the support body 1 are two independent components, and they are produced separately, as shown in fig. 5 and 6, and then they are fixed together by a buckle, in order to ensure the stability of the later use, in this embodiment, the hollow float member 4 can be mounted on the support body 1 by using a non-reversible buckle such as a barb buckle, that is, the hollow float member 4 and the support body are produced separately, and after the production, they are combined into a whole, so that they are integrated into a whole structure, and the stability of the later use can be ensured as same as the float valve with the same kind of structure. In this structure, the weight 5 is placed between the hollow float member 4 and the support body 1 at the end of the support body 1; in cooperation with the bracket body 1, a mounting groove matched with the hollow float member 4 can be designed on the bracket body.

In this embodiment, it is preferable that the support rods 2 are symmetrically fixed to both sides of the supporter 1 to ensure the turning stability of the float valve, and more importantly, the distance from the connecting line between the two support rods 2 to the front end of the supporter 1 is greater than the distance from the connecting line to the rear end of the supporter 1. Therefore, by utilizing the lever principle, the gravity of the counterweight 5 is amplified, and the volume of the float valve can be further reduced. Meanwhile, in order to be more suitable for being used in a humidifier with small volume, the integral structure of the float valve can be designed to be annular in the embodiment, and on the basis, the counterweight 5 can be installed in the middle of the rear end of the bracket body 1, and correspondingly, an installation table top matched with the counterweight 5 can be designed in the installation groove at the rear end of the bracket body 1; to ensure the effectiveness of the counterweight 5.

Referring to fig. 1 and 3, in practical use, the above preferred embodiment of the present invention is installed inside a humidifier water tank, and the support rods 2 at both sides of the support body 1 are movably fixed in the water tank, at this time, the valve body top rod 3 with the upward front end of the support body 1 needs to be opposite to a water outlet of a water storage tank; when water is in the water tank, the rear end of the float valve floats upwards under the action of the air cavity of the hollow float structure, and the valve body ejector rod 3 at the front end of the float valve moves downwards; when the liquid level of basin reduces, drive the hollow float structure downstream of float valve rear end under the effect of balancing weight 5, the valve body ejector pin 3 upstream of float valve front end this moment, open the gasket of storage water tank, the liquid in the storage water tank flows into the basin, when the liquid level in the basin rises, the rear end of float valve floats under the air cavity effect of hollow float spare 4 once more, make the valve body ejector pin 3 downstream of float valve front end, the storage water tank keeps sealed under the effect of gasket this moment, its inside water no longer flows into the basin, so circulation.

In correspondence with the above-described float valve, another embodiment of the present invention is a method for manufacturing the above-described combined float valve structure for a humidifier, which is used for manufacturing the float valve of the structure shown in the above-described first embodiment, including the following steps.

And 11, adopting an injection molding process, and using a mold to injection mold the bracket body 1 and the cavity cover 6 according to the designed size, as shown in fig. 2.

Step 12, installing a balancing weight 5 in the float cavity 9 of the bracket body, and fixing the cavity cover 6 and the float cavity 9 at the rear part of the bracket body 1 into a whole in an ultrasonic welding mode, so that a closed space is formed inside the float cavity 9, as shown in fig. 1. Preferably, in this step, before welding the cavity cover 6, a movable counterweight 7 is further placed on the slide rail 8 of the float cavity 9, and the movable counterweight 7 and the counterweight 5 can be made of metal materials, so as to meet the requirement of small volume and high density for counterweight.

Similar to the above embodiment, another embodiment of the present invention is also a manufacturing method of the above combined float valve structure for a humidifier, which is used for manufacturing the float valve of the structure shown in the second embodiment, and specifically includes the following steps.

Step 21, adopting an injection molding process, and using a mold to injection mold the bracket body 1 according to the design size; then, the hollow float piece 4 is manufactured by using a foaming or blow molding process, so that the hollow float piece 4 is directly molded without welding; in the present embodiment, the injection molding and blow molding processes are well-established manufacturing techniques in the art, and thus are not described in detail herein.

Step 22, after the bracket body 1 and the hollow float piece 4 which are matched in size are obtained, a balancing weight 5 is installed on the installation table top of the bracket body 1, the balancing weight 5 can be made of metal materials with higher density, and then the hollow float piece 4 is installed on the bracket body 1 through an irreversible detachable buckle, so that the bracket body 1 and the hollow float piece 4 are combined into a whole.

The manufactured float valve is shown in fig. 3, namely, the bracket body 1 is annular, wherein the hollow float member 4 is arc-shaped, namely, the hollow float member 4 is arranged on the upper part of the rear end of the bracket body 1 in a surrounding manner.

In addition to the foregoing, it should be noted that reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally throughout this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.

Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.