Impeller non-return power generation valve

Abstract

The utility model is suitable for the technical field of check valves, and provides an impeller check power generation valve which comprises a valve body, and an inner cavity of the valve body is composed of a liquid inlet cavity, a liquid outlet cavity and a through opening used for connecting the liquid inlet cavity and the liquid outlet cavity. The impeller is mounted in the liquid inlet cavity through a connecting shaft, and the connecting shaft is connected with a transmission device of an external generator; and the sealing plate is arranged in the liquid discharging cavity in a sliding manner and is used for sealing the through hole. According to the impeller non-return power generation valve, effective conversion and utilization of water flow energy can be achieved, so that the power generation function is achieved, and meanwhile the advantages of basic functions of a non-return valve are kept.

Description

TECHNICAL FIELD

[0001] The utility model belongs to check valve technical field, especially relate to a impeller check valve. BACKGROUND

[0002] Check valve also is called one-way valve, is through the pressure of water flow to open the valve body in the valve clapper and carries on the conduction, when water flow is transported reversely the valve clapper will be closed under pressure, and plays one-way opening function.

[0003] At present, in the area that water resources are rich, the use of check valve is universal, but because traditional check valve only has the function of intercepting, cannot effectively utilize natural resources (such as: install impeller in check valve, make impeller and generator be used in combination, realize power generation function), further cannot realize the maximization utilization of resources. CONTENT OF UTILITY MODEL

[0004] The utility model provides a kind of impeller check valve, to solve the problem that the current traditional check valve cannot utilize natural resources to generate electricity proposed in the above background technology.

[0005] To solve the above problems, the utility model is realized as follows: a kind of impeller check valve, comprising: valve body, the inner cavity of the valve body is composed of liquid inlet chamber, liquid outlet chamber and the through port for connecting liquid inlet chamber and liquid outlet chamber;Impeller installed in the liquid inlet chamber by connecting shaft, the connecting shaft is connected with the transmission device of external generator;Sealing plate for sealing through port is slidably arranged in the liquid outlet chamber.

[0006] Preferably, detachable cover plate is installed on the valve body, the bottom of the cover plate is installed with mounting bracket, spring for resetting the sealing plate is installed in the mounting bracket, the bottom end of the spring is fixedly installed with connecting rod, and the connecting rod is fixedly connected with the sealing plate.

[0007] Preferably, the sealing plate is composed of flat part, lower inclined part and upper hook part, the flat part cooperates with the through port, the lower inclined part is located at the right side of the flat part, and the lower inclined part is close to the bottom of the liquid outlet chamber, the upper hook part is located at the right side of the lower inclined part, and the bottom of the sealing plate is fixedly installed with sealing gasket, and the sealing gasket is in close contact with the inner cavity of the valve body.

[0008] Preferably, the bottom of the mounting bracket is fixedly installed with guide cylinder, guide rod is slidably installed in the guide cylinder, the bottom end of the guide rod is fixedly connected with the sealing plate, and the guide rod is used to guide the stable sliding of the sealing plate.

[0009] Preferably, an arc-shaped slot is arranged on the top of the one end of the liquid inlet cavity away from the through hole, an arc-shaped plate is arranged in the arc-shaped slot, the bottom of the arc-shaped plate is provided with an annular plate matched with the inner wall of the liquid inlet cavity, a filter screen for filtering impurities is installed in the annular plate, the filter screen is in the shape of a bucket which is contracted along the fluid advancing direction, and a ball valve is installed on the left side of the liquid inlet cavity.

[0010] Preferably, an arc-shaped mounting plate is mounted on the upper half of the side of the annular plate close to the ball valve through fastening bolts, and a limiting strip is installed in the liquid inlet cavity and in contact with the bottom of the annular plate.

[0011] Preferably, an adapter seat is fixedly installed on one side of the valve body, and an adapter rod is fixedly installed on one side of the arc-shaped plate and in sliding connection with the adapter seat.

[0012] Compared with the related art, the impeller check valve for power generation has the following beneficial effects:

[0013] Compared with the prior art, the impeller check valve for power generation provided in the scheme realizes energy conversion in the water flow passing process by installing an impeller in the valve body and connecting the impeller with a generator, that is, converts the kinetic energy of the water flow into electric energy, thereby effectively utilizing natural resources, maintaining the one-way flow control function of the traditional check valve through the valve body, and increasing the power generation function, realizing the diversification of functions, improving the comprehensive benefits of the equipment, generating power by utilizing the energy naturally generated by the water flow, reducing the dependence on fossil energy, helping to reduce carbon emissions, and promoting sustainable development.

[0014] In summary, the impeller check valve for power generation can effectively convert and utilize the energy of the water flow, thereby realizing the power generation function and maintaining the basic function of the check valve. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a front view structural schematic diagram of the impeller check valve for power generation provided in the utility model;

[0016] Figure 2 is a front view structural schematic diagram of the impeller check valve for power generation provided in the utility model;

[0017] Figure 3 is an assembly drawing of the valve body and the arc-shaped plate provided in the utility model;

[0018] Figure 4 is a structural schematic diagram of the sealing plate provided in the utility model;

[0019] Figure 5 is an assembly drawing of the arc-shaped mounting plate, the fastening bolt and the arc-shaped plate provided in the utility model;

[0020] Figure 6 As shown in part A of the enlarged structural schematic view in figure Figure 2 As shown in part A of the enlarged structural schematic view in figure

[0021] Figure 7 As shown in part A of the enlarged structural schematic view in figure Figure 1 As shown in part A of the enlarged structural schematic view in figure

[0022] Fig. 1 is a valve body; 2 is a liquid inlet cavity; 3 is a liquid outlet cavity; 4 is a through port; 5 is an impeller; 6 is a connecting shaft; 7 is a sealing plate; 71 is a flat part; 72 is a lower inclined part; 73 is an upper hook part; 8 is a cover plate; 9 is a mounting frame; 10 is a spring; 11 is a connecting rod; 12 is a sealing gasket; 13 is a guide cylinder; 14 is a guide rod; 15 is an arc-shaped plate; 16 is an annular plate; 17 is a filter screen; 18 is an arc-shaped mounting plate; 19 is a fastening bolt; 20 is a sealing ring; 21 is a connecting rod; 22 is a connecting seat; 23 is an arc-shaped piece; 24 is a connecting bolt; 25 is a ball valve; 26 is a limiting strip. DETAILED DESCRIPTION

[0023] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "comprising" and any variations thereof herein are intended to cover both open and closed ended systems; the terms "first", "second", and "third" and any variations thereof are used to distinguish different objects and are not intended to denote a particular order or sequence; the terms "inner", "outer", "left", "right", "up", "down", "over", "under", "front", "back", "under" and "on" used herein are used for convenience and are not intended to imply or create specific orientations or positional relationships to / from the referenced elements unless otherwise defined herein; the terms "coupled" and "connected", and variations thereof herein, mean to be directly or indirectly connected or linked either mechanically, electrically, communicatively, or via some other means capable of being coupled or connected.

[0024] Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are they necessarily mutually exclusive or alternative embodiments. It is expressly understood that the embodiments described herein are merely examples from a whole class of comparable embodiments which those skilled in the art will readily identify. It is further expressly understood that the scope of the application is not limited to the specifications of the given embodiments but includes any and all equivalents thereof.

[0025] The utility model embodiment provides a kind of impeller check valve power generation valve, such as Figures 1-7As shown, the impeller check generating valve comprises: a valve body 1, an inner cavity of the valve body 1 is composed of a liquid inlet cavity 2, a liquid outlet cavity 3 and a through port 4 for connecting the liquid inlet cavity 2 and the liquid outlet cavity 3; an impeller 5 installed in the liquid inlet cavity 2 through a connecting shaft 6 connected with a transmission device of an external generator; and a sealing plate 7 slidingly arranged in the liquid outlet cavity 3 for sealing the through port 4.

[0026] In the embodiment, when water flows from the liquid inlet cavity 2, the pressure thereof drives the impeller 5 installed in the liquid inlet cavity 2 to rotate, and the sealing plate 7 rises away from the through port 4 at the same time, the impeller 5 is connected with the transmission device of the external generator through the connecting shaft 6, so that the rotation of the impeller 5 can drive the generator to generate electricity, and at the same time, the water flow continues to pass through the through port 4 into the liquid outlet cavity 3 and flows out, if the water flow direction is reversed, i.e. attempts to flow from the liquid outlet cavity 3 to the liquid inlet cavity 2, at this time, due to the change of water flow pressure and the effect of the sealing plate 7 (slidingly arranged in the liquid outlet cavity 3 for sealing the through port 4), the through port 4 will be closed by the sealing plate 7, so as to prevent the reverse flow of the water flow, and realize the check function, compared with the traditional check valve only having the cut-off function, the embodiment realizes the energy conversion in the water flow process by installing the impeller 5 in the valve body 1 and connecting with the generator, i.e. converts the kinetic energy of the water flow into electric energy, so as to effectively utilize the natural resources, through the valve body 1, not only the one-way flow control function of the traditional check valve is maintained, but also the generating function is increased, the diversification of the function is realized, and the comprehensive benefit of the equipment is improved, through utilizing the energy naturally generated by the water flow to generate electricity, the dependence on fossil energy is reduced, which is helpful for reducing carbon emissions and promoting sustainable development.

[0027] In the further preferred embodiment of the utility model, the valve body 1 is detachably provided with a cover plate 8, the bottom of the cover plate 8 is provided with a mounting frame 9, the mounting frame 9 is provided with a spring 10 for resetting the sealing plate 7, the bottom end of the spring 10 is fixedly provided with a connecting rod 11, and the connecting rod 11 is fixedly connected with the sealing plate 7.

[0028] In the embodiment, when water flows from the inlet cavity 2 into the valve body 1, the water flow pushes the impeller 5 to rotate, and in turn drives the external generator to generate electricity through the connecting shaft 6, at the same time, the water flow continues to flow to the outlet cavity 3 through the through hole 4, the middle part of the mounting frame is provided with a downwardly protruding groove, at this time, the sealing plate 7 drives the connecting rod 11 to slide in the groove of the mounting frame 9 and compresses the spring 10, the compression of the spring 10 generates a counterforce, which helps to reseal the through hole 4 by the resetting force of the spring 10 when the water flow pressure decreases or disappears, thereby effectively preventing the reverse flow of the water flow, in addition, the detachably installed cover plate 8 on the valve body 1 facilitates the maintenance and replacement of the internal components such as the mounting frame 9 and the spring 10, and the resetting force of the spring 10 ensures that the sealing plate 7 can tightly seal the through hole 4 when the water flow is reversed, thereby preventing water leakage and improving the sealing performance of the valve body 1, the design of the spring 10 can buffer the impact of the water flow on the sealing plate 7, reduce the wear of the sealing plate 7, and thus improve the durability and service life of the valve body 1.

[0029] In the further preferred embodiment of the utility model, the sealing plate 7 is composed of a flat part 71, a lower inclined part 72 and an upper hook part 73, the flat part cooperates with the through hole, the lower inclined part 72 is located at the right side of the flat part 71, and the lower inclined part 72 is close to the bottom of the outlet cavity 3, the upper hook part 73 is located at the right side of the lower inclined part 72, and the bottom of the sealing plate 7 is fixedly installed with a sealing gasket 12, and the sealing gasket 12 is in close contact with the inner cavity of the valve body 1.

[0030] In the embodiment, when the water flow is reversed, that is, attempts to flow from the outlet cavity 3 to the inlet cavity 2, the design of the sealing plate 7 plays a key role, specifically, the water flow first contacts the upper hook part 73 and the lower inclined part 72 of the sealing plate 7, the setting of the lower inclined part 72 enables the water flow to smoothly flow upwards along its surface, and at the same time, the upper hook part 73 further guides the water flow to the upper side of the sealing plate 7, as the water flow pressure increases, the sealing plate 7 is subjected to downward pressure, driving the connecting rod 11 to slide in the mounting frame 9 and the elastic force of the spring 10 is synchronously released, finally, the flat part 71 of the sealing plate 7 is tightly attached to the inner cavity of the valve body 1, and the sealing gasket 12 at the bottom realizes complete sealing of the through hole, effectively preventing the reverse flow of the water flow, the design of the upper hook part 73 and the lower inclined part 72 can more effectively guide the water flow to the upper side of the sealing plate 7, thereby increasing the downward pressure on the sealing plate 7 and improving the sealing effect, by optimizing the impact mode of the water flow on the sealing plate 7, the abrasion caused by direct impact is reduced, and the durability of the sealing plate 7 and the entire valve is improved.

[0031] In the further preferred embodiment of the utility model, the bottom of the mounting frame 9 is fixedly installed with a guide cylinder 13, a guide rod 14 is slidably installed in the guide cylinder 13, the bottom end of the guide rod 14 is fixedly connected with the sealing plate 7, and the guide rod 14 is used for guiding the sealing plate 7 to slide stably.

[0032] In the embodiment, the stability and linearity of the sealing plate 7 during sliding are ensured through the design of the guide cylinder 13 and the guide rod 14, the risk of sealing failure or damage caused by deflection or shaking is reduced, and smooth sliding helps the sealing plate 7 to be more accurately attached to the inner cavity of the valve body 1, thereby achieving a leak-free sealing effect through the sealing gasket 12.

[0033] In the further preferred embodiment of the utility model, the top of one end of the liquid inlet cavity away from the through port is provided with an arc-shaped groove, an arc-shaped plate 15 is arranged in the arc-shaped groove, the bottom of the arc-shaped plate 15 is provided with an annular plate 16 matched with the inner wall of the liquid inlet cavity, a filter screen 17 for filtering impurities is installed in the annular plate 16, the filter screen 17 is arranged in the shape of a bucket which is contracted along the fluid advancing direction, and a ball valve 25 is installed on the left side of the liquid inlet cavity.

[0034] In the embodiment, the impurities in the water flow are filtered out through the bucket-shaped filter screen 17 on the liquid inlet cavity 2 first, the filtered water flow drives the impeller 5 to rotate and generate electricity, and then flows to the liquid outlet cavity 3 through the through port 4, when it is necessary to clean the filter screen 17, the water flow is first cut off by rotating the ball valve 25, the two ends of the arc-shaped plate are connected to the liquid inlet cavity through connecting bolts and arc-shaped pieces, the arc-shaped here means matching with the arc surface of the outer circumferential surface of the valve body, the connecting bolt 24 on the arc-shaped plate 15 is removed, the connecting bolt 24 is removed from the arc-shaped piece 23 on the arc-shaped plate 15, then the arc-shaped plate 15 can be easily removed from the valve body 1, and the filter screen 17 can be cleaned or replaced, the maintenance is simple and fast, the impurities in the water flow are effectively filtered out through the arrangement of the bucket-shaped filter screen 17, the valve body 1 and the impeller 5 are protected from damage by impurities, and the service life of the equipment is prolonged, the sealing performance of the valve as a whole is improved through the sealing ring 20 installed on the arc-shaped plate 15 and the arc-shaped groove.

[0035] In the further preferred embodiment of the utility model, the upper half of one side of the annular plate 16 close to the ball valve is provided with an arc-shaped mounting plate 18 through a fastening bolt 19, a limiting strip 26 is installed in the liquid inlet cavity 2, and the limiting strip 26 is in contact with the bottom of the annular plate 16.

[0036] In the embodiment, when it is necessary to replace the filter screen 17, the arc-shaped plate 15 is first removed from the valve body 1, then the fastening bolt 19 is removed from the arc-shaped mounting plate 18, since the arc-shaped mounting plate 18 is fixedly connected with the annular plate 16, the annular plate 16 is then separated from the arc-shaped plate 15, a new annular plate 16 can be replaced, and the replacement of the filter screen 17 is realized, and the filter screen 17 can be conveniently removed and replaced through the arrangement of the fastening bolt 19.

[0037] The further preferable embodiment of the utility model further provides a valve body 1 one side fixed mounting has the interface seat 22, the arc plate 15 one side fixed mounting has the interface rod 21, the interface rod 21 with the interface seat 22 slidingly connected.

[0038] In the embodiment, when the arc plate 15 is installed on the valve body 1, first, the interface rod 21 on the arc plate 15 is aligned and inserted into the interface seat 22, the preliminary connection between the arc plate 15 and the valve body 1 is realized, and the limiting of the arc plate 15 in the vertical direction is ensured, after the interface rod 21 is inserted into the interface seat 22, the arc plate 15 is inserted into the arc-shaped groove, and then the arc plate 15 is fixed on the valve body 1 through the connecting bolt 24 on the arc-shaped sheet 23.

[0039] In summary, compared with the related art, the non-return power generation valve can realize the effective conversion and utilization of water flow energy, thereby realizing the power generation function, and meanwhile, the basic function of the non-return valve is maintained.

[0040] In several embodiments provided by the present application, it should be understood that the disclosed device can be implemented by other ways.

[0041] The above embodiments are only used to illustrate the technical solutions of the utility model, and not to limit the protection scope of the utility model. Obviously, the described embodiments are only some of the embodiments of the utility model, not all the embodiments. Based on these embodiments, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can combine, add or delete the features in the embodiments of the utility model according to the circumstances without creative labor, so as to obtain different other technical solutions, which do not deviate from the concept of the utility model. These technical solutions also belong to the scope of the utility model.

Claims

1. An impeller check power generation valve characterized by, The utility model provides a valve body, the inner chamber of valve body is by liquid inlet chamber, liquid outlet chamber and the through -opening for connecting liquid inlet chamber and liquid outlet chamber, the impeller of being installed in liquid inlet chamber through connecting shaft, connecting shaft links with the transmission device of external generator, the sealing plate of being used for sealing through -opening is slidably arranged in liquid outlet chamber. The cover plate is detachably installed on the valve body, the mounting frame is installed on the bottom of the cover plate, the spring for resetting the sealing plate is installed in the mounting frame, the connecting rod is fixedly installed on the bottom end of the spring, and the connecting rod is fixedly connected with the sealing plate.

2. The inducer check power generation valve of claim 1 wherein, The sealing plate is composed of a flat portion, a lower inclined portion and an upper hook portion, the flat portion cooperates with the through -opening, the lower inclined portion is located on the right side of the flat portion, the lower inclined portion is close to the bottom of the liquid outlet chamber, the upper hook portion is located on the right side of the lower inclined portion, the sealing plate is fixedly installed with a sealing gasket on the bottom, and the sealing gasket is in close contact with the inner chamber of the valve body.

3. The inducer check power generation valve of claim 1 wherein, The bottom of the mounting frame is fixedly installed with a guide cylinder, the guide rod is slidably installed in the guide cylinder, the bottom end of the guide rod is fixedly connected with the sealing plate, and the guide rod is used for guiding the sealing plate to slide smoothly.

4. The inducer check power generation valve of claim 2 wherein, An arc-shaped groove is formed on the top of the end of the liquid inlet chamber away from the through -opening, an arc-shaped plate is arranged in the arc-shaped groove, an annular plate is arranged on the bottom of the arc-shaped plate and cooperates with the inner wall of the liquid inlet chamber, a filter screen for filtering impurities is installed in the annular plate, the filter screen is arranged in the shape of a bucket which is contracted along the direction of fluid flow, and a ball valve is installed on the left side of the liquid inlet chamber.

5. The inducer check power generation valve of claim 1 wherein, The arc-shaped mounting plate is installed on the upper half of the side close to the ball valve of the annular plate through fastening bolts, a limiting strip is installed in the liquid inlet chamber, and the bottom of the annular plate is in contact with the limiting strip.

6. The inducer check power generation valve of claim 5 wherein, An engaging seat is fixedly installed on one side of the valve body, an engaging rod is fixedly installed on one side of the arc-shaped plate, and the engaging rod is slidably connected with the engaging seat.

7. The inducer check power generation valve of claim 6 wherein, ​

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