CN112682543A

CN112682543A - Turnover plate one-way valve not easy to lose efficacy

Info

Publication number: CN112682543A
Application number: CN201910972020.8A
Authority: CN
Inventors: 鲁晓瑜; 其他发明人请求不公开姓名
Original assignee: Qinhuangdao Water Playing Fish Sanitary Ware Co ltd
Current assignee: Qinhuangdao Water Playing Fish Sanitary Ware Co ltd
Priority date: 2019-10-20
Filing date: 2019-10-20
Publication date: 2021-04-20

Abstract

The invention discloses a flap one-way valve difficult to lose efficacy, which comprises a cylinder body, a flap, a flexible film and an acting force mechanism, wherein the acting force mechanism is directly connected to the flap or is connected to the cylinder body to apply upward thrust to the flap, the cylinder body is connected with the flap through the flexible film, emissions are effectively separated from the acting force mechanism, the emissions are prevented from being hooked and adhered to the acting force mechanism, and the flexible film and the flap form a smooth structure, so that the emissions are more smooth and difficult to lose efficacy.

Description

Turnover plate one-way valve not easy to lose efficacy

Technical Field

The invention relates to a flap one-way valve which is not easy to lose efficacy, belongs to the field of valves, and can be used for facilities such as floor drains, urinals, hand basins, vegetable washing basins and the like.

Background

At present, there is the board floor drain core that turns over of multiple pivot structure on the market, turn over the board when the drainage and overcome the effort that effort mechanism applyed around the pivot motion under the effect of water, realize opening the drainage, turn over the board after the drainage and rotate to the closure state around the pivot under the effect of effort mechanism and realize sealing, turn over the straight mode of board and have the smooth and easy advantage of offal, nevertheless the pivot structure in case is hindered or the adhesion will influence effort mechanism by the dirt, leak the unable closure of core, deodorant inefficacy. Therefore, the flap check valve which is not easy to lose efficacy is provided.

Disclosure of Invention

In view of the above situation, the present invention provides a flap check valve not easy to lose efficacy, which mainly separates the force mechanism from the discharge material by connecting the cylinder body and the flap with a flexible film, wherein the flap is turned over at the position of the flexible film under the action of the force mechanism under the non-discharge state, and is upwards in close contact with the edge of the leak hole on the cylinder body to form a seal; under the discharge state, turn over the board and overcome the effect of effort mechanism and overturn in soft film position under the effect of emission, open the smooth emission downwards, soft film lets the barrel and turns over the connection between the board smoothly, and effort mechanism does not contact with the emission, and difficult hook adhesion debris avoid becoming invalid.

The technical solution of the invention is as follows: the turnover plate one-way valve which is not easy to lose efficacy comprises a cylinder body, a turnover plate, a flexible film and a force mechanism; the acting force mechanism exerts acting force on the turning plate, and the turning plate is turned upwards to be in contact with the edge of the leakage hole on the cylinder body for sealing when the discharging is not performed.

The force applying mechanism comprises a pressure rod and a heavy object, wherein the pressure rod is connected with the turning plate and is positioned on the other side of the turning plate relative to the soft film, and the heavy object applies pressure or pulling force to the pressure rod, so that the heavy object applies upward torsional force to the turning plate through the pressure rod.

Furthermore, the mentioned pressure lever is provided with a shaft, and the weight is positioned on the upper side of the pressure lever and is connected with the pressure lever through the shaft.

Furthermore, the mentioned pressure lever is provided with a shaft, and the weight is positioned at the lower side of the pressure lever and is connected with the pressure lever through the shaft.

Further, the mentioned weight is connected with the pressure rod through a flexible wire, a flexible belt or a connecting rod and a chain structure.

In the invention, the acting force mechanism can also comprise a pry bar and a force application device acting on the pry bar, one end of the pry bar is contacted with the bottom of the turnover plate, the other end of the pry bar is connected with the cylinder body through a pry shaft, and the force application device applies torsion to the pry bar so that the pry bar applies upward thrust to the turnover plate.

Further, the force application device is a torsion spring which applies torsion to the pry bar at the position of the pry bar.

Further, the force application device is a magnetic force mutual attraction substance which is arranged at the position of the pry bar close to the pry shaft and is arranged at the position of the cylinder body close to the pry shaft.

Further, the force application device is a heavy pressure or a pulling force applied to one end of the pry bar far away from the turnover plate.

In the invention, a plurality of turning plates, flexible films and force applying mechanisms can be provided.

In the invention, the turning plate is of a plane or curved surface structure.

Preferably, the edges of the turning plate are provided with soft glue.

Preferably, the turning plate is arranged at a certain angle with the barrel.

The invention has the beneficial effects that: the flexible film is connected with the turning plate and the barrel, so that the discharging is smooth and free of blocking, the force mechanism is separated from the discharging material, the discharging material is effectively reduced to flow to the back of the turning plate, the hook and the adhesion of sundries are not easy to happen, and the failure is avoided; the turnover plate is turned over and depends on the soft film to save more space than the rotating shaft, the leak hole on the cylinder can be made larger, and the effective discharge space is larger; thirdly, the daily use and maintenance are simpler and more convenient.

Drawings

The accompanying drawings and component names 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 principles of the invention and not to limit the invention.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of a force mechanism different from that of FIG. 1;

FIG. 3 is an embodiment of a plurality of flap structures;

in the figure: 1. barrel, 2, soft film, 3, turning plate, 3a, pressure lever, 4, prying lever, 5 and prying shaft

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it is to be understood that the preferred embodiments described herein are merely for purposes of illustrating and explaining the present invention and are not intended to limit the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

The turnover plate one-way valve which is not easy to lose efficacy and is shown in figure 1 comprises a cylinder body (1), a flexible thin film (2), a turnover plate (3) and a force mechanism, wherein the cylinder body (1) and the turnover plate (3) are connected through the flexible thin film (2) to separate a discharge from the force mechanism, in the embodiment, the force mechanism comprises a pressure rod (3 a) and a heavy object (not shown in the figure), the pressure rod (3 a) is connected below the turnover plate (3) and is positioned on the other side of the turnover plate (3) relative to the flexible thin film (2), the heavy object applies pressure or tension to the pressure rod (3 a) to generate upward torsional force to the turnover plate (3), when the discharge is carried out, the turnover plate (3) is opened against the force of the force mechanism under the action of the discharge, the discharge is discharged, and the discharge cannot be contacted with the force mechanism under the limitation of the flexible thin film (2) and, the force mechanism is not easy to lose efficacy; in the present embodiment, the weight is preferably located on the upper side of the press rod (3 a), and the weight is connected to the press rod (3 a) through a shaft (not shown).

The weight mentioned above may be located under the pressure lever (3 a) and connected to the pressure lever (3 a) through a shaft (not shown).

The weight can be connected with the pressure rod (3 a) through a cord, a flexible belt or a connecting rod or a chain structure.

Fig. 2 shows a schematic diagram of a force mechanism different from that in fig. 1, the force mechanism comprises a pry bar (4) and a force application device acting on the pry bar (4), one end of the pry bar (4) is in contact with the bottom of the turning plate (3), the other end of the pry bar is connected with the barrel (1) through a pry shaft (5), and the force application device applies torsion to the pry bar (4) so that the pry bar (4) applies upward thrust to the turning plate (3); in the present embodiment, the force applying device is preferably a torsion spring (not shown) for applying a torsion force to the pry bar (4) at the position of the pry shaft (5).

In the above, the force application device may be a magnetic force mutual attraction substance (not shown) installed at a position where the pry bar (4) is close to the pry shaft (5) and installed at a position where the cylinder (1) is close to the pry shaft (5).

The force application device can also be heavy pressure or pulling force (not shown in the figure) applied to one end of the pry bar (4) far away from the turnover plate (3).

Fig. 3 shows an embodiment with 2 flaps (3), each flap (3) being connected to the cylinder (1) by a flexible membrane (2) and being closed in the non-discharge state by a force mechanism (not shown).

In the invention, a plurality of turning plates (3), flexible films (2) and force applying mechanisms can be provided.

In the invention, the turning plate (3) can be in a plane or curved surface structure and forms a certain included angle with the cylinder body.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made according to the scope of the present invention should be covered by the claims of the present invention.

Claims

1. The turnover plate one-way valve not prone to failure comprises a barrel body (1), a soft thin film (2), a turnover plate (3) and an acting force mechanism, and is characterized in that the barrel body (1) and the turnover plate (3) are connected through the soft thin film (2), the acting force mechanism applies upward acting force to the turnover plate (3), the turnover plate (3) is kept in contact sealing with the barrel body (1) when in a non-discharge state, the turnover plate (3) is bent through the soft thin film (2) to achieve turnover when in a discharge state, and the turnover plate and the soft thin film (2) effectively block a discharge contact acting force mechanism.

2. The non-failure-prone flap check valve according to claim 1, characterized in that the force mechanism is a pressure lever (3 a) connected to the flap (3) and a weight connected to the pressure lever, the pressure lever (3 a) is located at the lower side of the flap (3) and protrudes to the other side of the flap (3) relative to the flexible film (2), and the weight is located at the upper side or the lower side of the pressure lever (3 a) and is connected to the pressure lever (3 a) through a shaft.

3. The non-failure-prone flap check valve according to claim 1, characterized in that the force mechanism is a pressure lever (3 a) connected to the flap (3) and a weight connected to the pressure lever, the pressure lever (3 a) is located at the lower side of the flap (3) and protrudes to the other side of the flap (3) relative to the flexible film (2), and the weight is connected to the pressure lever (3 a) through a flexible wire, a flexible belt or a connecting rod, a chain structure, and applies a pulling force to the pressure lever (3 a).

4. A non-failure-prone flap check valve according to claim 1, characterized in that the force mechanism comprises a pry bar (4) and a force application device acting on the pry bar (4), one end of the pry bar (4) is in contact with the bottom of the flap (3), the other end of the pry bar is connected with the barrel (1) through a pry shaft (5), and the force application device applies torsion to the pry bar (4) so that the pry bar (4) applies upward thrust to the flap (3).

5. A non-defeatable flap check valve according to claims 1 and 4, characterized in that the mentioned forcing means is a torsion spring that applies a torsion force to the pry bar (4) at the position of the pry shaft (5).

6. A non-defeatable flap check valve according to claims 1 and 4, characterized in that the mentioned forcing means are magnetically attractive substances mounted at the pry bar (4) near the pry shaft (5) and at the cylinder (1) near the pry shaft (5).

7. A non-defeatable flap check valve according to claims 1 and 4, characterized in that the force means mentioned is a heavy pressure or pulling force applied at the end of the pry bar (4) remote from the flap (3).

8. The non-failure-prone flap check valve according to claim 1, characterized in that the flap (3), the flexible film (2) and the force mechanism can be multiple.

9. The non-failure-prone flap check valve according to claim 1, characterized in that the flap (3) can be a plane or curved structure, and forms an included angle with the cylinder, and the edge is provided with a soft glue structure.