CN210050384U - Micro-bubble exhaust valve - Google Patents

Abstract

The utility model provides a microbubble discharge valve belongs to valve manufacturing technical field. It has solved the problem that current microbubble discharge valve is not convenient for install and arranges and can not get rid of the free bubble of tiny in the liquid. The microbubble exhaust valve comprises a valve body with a liquid inlet and a liquid outlet, a filter screen is arranged in the valve body, a partition plate is horizontally arranged in the valve body, an inner cavity of the valve body is divided into an upper cavity and a lower cavity by the partition plate, a liquid passing channel communicated with the upper cavity and the lower cavity is arranged between the partition plate and the valve body, the liquid inlet is vertically arranged and communicated with the upper cavity, the filter screen is positioned between the liquid passing channel and the liquid inlet and plays a separating role, a filter structure playing a multi-layer filtering effect is arranged in the filter screen, and the liquid outlet. The utility model has the advantages of convenient installation and arrangement, good filtering effect, capability of discharging small free bubbles and the like.

Description

Micro-bubble exhaust valve

Technical Field

The utility model belongs to the technical field of the valve is made, a discharge valve is related to, in particular to microbubble discharge valve.

Background

The micro-bubble exhaust valve can gradually remove micro bubbles from circulating water through a filter screen in the valve body, so that the noise caused by free bubbles in a circulating system is reduced, the flow speed change caused by the movement of the free bubbles is avoided, and the micro-bubble exhaust valve is particularly effective for systems with micro static pressure and positions where the bubbles are easily generated due to heating.

For example, chinese patent literature discloses a quick-assembly micro-bubble exhaust valve [ application number: 201620359541.8, respectively; authorization notice number: CN205504117U ], it includes valve body, inlet and liquid outlet, and the valve body is formed by lower casing, last casing and valve gap connection, and the outer wall both sides that the lower casing is close to the bottom are equipped with inlet and liquid outlet respectively, all are equipped with on inlet and the liquid outlet to be used for with the fast-assembling interface of pipe fitting quick installation, install the filter screen in the valve body cavity, the filter screen is located between inlet and the liquid outlet.

Foretell ready-package microbubble discharge valve passes through the fast-assembling interface and can be connected with the takeover fast, simple to operate and firm in connection, but inlet and liquid outlet set up in the casing left and right sides down, and the takeover is arranged and is taken up the volume great, and the installation of being not convenient for is arranged, and the filter screen is for the individual layer copper mesh that is the tube-shape in addition, and the filter effect is not good, and less free bubble passes from the mesh of filter screen, can not be adsorbed by the filter screen and destroys, and exhaust effect is not ideal enough, and noise reduction effect is also.

Disclosure of Invention

The utility model aims at the above-mentioned problem that exists among the prior art, provide a microbubble discharge valve convenient to the installation arrange, the filter effect is good, can get rid of small free bubble.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a microbubble discharge valve, is including the valve body that has inlet and liquid outlet, the valve body in be equipped with the filter screen, a serial communication port, the valve body in be equipped with the division board that the level set up, the division board separate the inner chamber of valve body for epicoele and cavity of resorption, division board and valve body between have the liquid passageway of crossing of intercommunication epicoele and cavity of resorption, the vertical setting of inlet be linked together with the epicoele, the filter screen be located between liquid passageway and the inlet and play the separation effect, the filter screen in be equipped with the filtration who plays the multiple layer filtering effect, the vertical setting of liquid outlet be linked together with the cavity of resorption.

Inlet and the equal vertical setting of liquid outlet among this microbubble discharge valve, the horizontal volume has been reduced, occupation space is little, be convenient for the installation and arrange, and filtration has improved the filter capacity, can filter the small impurity in the liquid, great or small free bubble that contains in the liquid all is abolished by filter screen and filtration absorption, thereby release the air in the free bubble, discharge from the exhaust hole that this microbubble discharge valve top was equipped with again, it is smooth and easy to exhaust, there is not small free bubble in the liquid that flows from the liquid outlet, then avoid the noise that arouses because of free bubble in the follow-up pipeline, the noise reduction effect is good.

In the microbubble exhaust valve, the liquid inlet and the liquid outlet are both positioned on the same side of the valve body and are coaxially arranged. The position is reasonable like this, and liquid can not form the turbulent flow in the valve body, and the velocity of flow is stable, and the inlet and the liquid outlet that the homonymy set up are convenient for take over the connection moreover, and the installation is arranged conveniently.

In foretell microbubble discharge valve, inlet threaded connection have the inlet joint and be equipped with sealing washer one between inlet and the inlet joint, liquid outlet threaded connection have a liquid joint and liquid outlet and go out and be equipped with sealing washer two between the liquid joint, the inlet joint with go out the liquid joint and all supply the union coupling through the screw thread to connect. The liquid inlet joint and the liquid outlet joint are arranged to facilitate connection of the connecting pipes, and the sealing performance is guaranteed by the first sealing ring and the second sealing ring, so that leakage is avoided.

As another aspect, in the above-mentioned microbubble degassing valve, the liquid inlet and the liquid outlet are both connected with a quick coupling. The quick connector is of an existing structure, can achieve quick assembly and disassembly of the connecting pipe, and is convenient to operate.

In the microbubble exhaust valve, the partition plate is provided with a limiting seat for embedding the lower end of the filter screen, and the upper part of the filter screen is inserted into the valve body in a matching way. The filter screen structure is more firm like this.

In the above-mentioned microbubble exhaust valve, the filtering structure includes a plurality of vertically arranged and mutually overlapped filter screens. The multiple filter screens play multiple filtering roles and are used for adsorbing large and small free bubbles, so that the free bubbles are broken.

In the micro-bubble exhaust valve, the filter screens are folded, and the folds of the adjacent filter screens are staggered with each other. Like this satisfying under the prerequisite of the small free bubble of discharge, can reduce the quantity of filter screen, reduce the cost, the folding filter screen still has elasticity, can fine support be positioned in the filter screen, it can not axial float yet to receive liquid impact, job stabilization nature is good, and the more smooth filter screen of folding filter screen has more meshes, be convenient for adsorb free bubble, the crease of adjacent filter screen is crisscross makes mesh above separately crisscross, reduce or even stop the possibility of small free bubble through crisscross mesh, it is thorough to abolish small free bubble.

As another aspect, in the above-mentioned microbubble exhaust valve, the filter structure includes a plurality of cylindrical sleeves sleeved in the filter screen, the sleeves are fully covered with meshes, and a plurality of connecting wires sequentially penetrate through the filter screen and the sleeves to fix the positions of the filter screen and the sleeves.

Compared with the prior art, the micro-bubble exhaust valve has the advantages of reduced transverse volume, small occupied space, convenience in installation and arrangement, good filtering effect, capability of discharging small free bubbles, good exhaust effect and good noise reduction effect.

Drawings

Fig. 1 is a sectional view showing the structure of the exhaust valve of micro bubbles.

Fig. 2 is a schematic structural view of a filter screen of the microbubble degassing valve in embodiment 1.

Fig. 3 is an exploded view of the filter net and the filter net of the micro-bubble exhaust valve in example 1.

Fig. 4 is a schematic top view of the structure of the sleeve and the filter screen in embodiment 2 of the micro-bubble exhaust valve.

In the figure, 1, a valve body; 11. a liquid inlet; 12. a liquid outlet; 13. a partition plate; 131. a limiting seat; 14. an upper chamber; 15. a lower cavity; 16. a liquid passing channel; 2. a filter screen; 3. a liquid inlet joint; 4. a first sealing ring; 5. a liquid outlet joint; 6. a second sealing ring; 7. filtering with a screen; 8. a sleeve; 9. and connecting the wires.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Example 1

As shown in fig. 1, the micro-bubble exhaust valve comprises a valve body 1 with a liquid inlet 11 and a liquid outlet 12, a filter screen 2 is arranged in the valve body 1, a division plate 13 horizontally arranged is arranged in the valve body 1, the division plate 13 divides an inner cavity of the valve body 1 into an upper cavity 14 and a lower cavity 15, a liquid passing channel 16 communicated with the upper cavity 14 and the lower cavity 15 is arranged between the division plate 13 and the valve body 1, the liquid inlet 11 is vertically arranged and communicated with the upper cavity 14, the filter screen 2 is positioned between the liquid passing channel 16 and the liquid inlet 11 and plays a role in division, the division plate 13 is provided with a limiting seat 131 for embedding the lower end of the filter screen 2, the upper part of the filter screen 2 is adaptively inserted into the valve body 1, a filter structure with a multi-layer.

Further saying, in order not to turbulent flow and make the installation arrange conveniently, inlet 11 and liquid outlet 12 all lie in valve body 1 with one side and coaxial setting, 11 threaded connection of inlet is equipped with sealing washer one 4 between inlet 11 and the inlet joint 3 of inlet 3, 12 threaded connection of liquid outlet is equipped with sealing washer two 6 between liquid joint 5 and liquid outlet 12 and the liquid joint 5, liquid joint 3 all connects the union coupling through the screw confession with liquid joint 5, in this embodiment liquid joint 3 is connected and liquid joint 3 has the external screw thread section that supplies to connect the union coupling through external screw thread and inlet 11, it connects 5 to have the external screw thread section that supplies to connect the union coupling through external screw thread and liquid outlet 12 connection and liquid joint 5. As shown in fig. 2 and 3, the filtering structure in this embodiment includes five pieces of filter screens 7 vertically arranged and overlapped with each other, the filter screens 7 are folded on themselves, and the folds of the adjacent filter screens 7 are arranged to be staggered with each other.

Inlet 11 and the equal vertical setting of liquid outlet 12 in this microbubble discharge valve, the horizontal volume has been reduced, occupation space is little, be convenient for install and arrange, and filter screen 2 and multilayer filter screen 7 set up and has improved the filter capacity, can filter the small impurity in the liquid, filter screen 2 and multilayer filter screen 7 set up and reduce or even stop the possibility that small free bubble passes through crisscross mesh, it is thorough to break away small free bubble, thereby release the air in the free bubble, discharge from the exhaust hole that this microbubble discharge valve top was equipped with again, it is smooth and easy to exhaust, there is not small free bubble in the liquid that flows out from liquid outlet 12, then avoid the noise that arouses because of free bubble in the follow-up pipeline, the noise reduction effect is good.

Example 2

As shown in fig. 4, the structure and principle of the present embodiment are substantially the same as those of embodiment 1, except that the filtering structure in the present embodiment includes four cylindrical sleeves 8 sleeved in the filtering net 2, the sleeves 8 are fully covered with meshes, and a plurality of connecting wires 9 sequentially pass through the meshes of the filtering net 2 and the meshes of the sleeves 8 to fix the positions of the filtering net 2 and the sleeves 8. In this embodiment, filter screen 2 and sleeve 8 both ends department all wear to be equipped with 12 connecting wires 9, thereby make filter screen 2 and sleeve 8 position fixed mutually, connecting wire 9 is silvered copper line, bactericidal effect has, make adjacent sleeve 8 interval even during the manufacturing, each sleeve 8 and the coaxial setting of filter screen 2, sleeve 8 and filter screen 2 position are fixed, sleeve 8 can not receive liquid impact and collide, can not the noise, sleeve 8, filter screen 2 makes the filter effect good, sleeve 8, filter screen 2 and connecting wire 9 adsorb and abolishes big or small free bubble, make exhaust effectual, noise reduction effect is good.

Those not described in detail in this specification are within the skill of the art. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (8)

1. A micro-bubble exhaust valve comprises a valve body (1) with a liquid inlet (11) and a liquid outlet (12), a filter screen (2) is arranged in the valve body (1), it is characterized in that a division plate (13) which is horizontally arranged is arranged in the valve body (1), the division plate (13) divides the inner cavity of the valve body (1) into an upper cavity (14) and a lower cavity (15), a liquid passing channel (16) which is communicated with the upper cavity (14) and the lower cavity (15) is arranged between the separation plate (13) and the valve body (1), the liquid inlet (11) is vertically arranged and communicated with the upper cavity (14), the filter screen (2) is positioned between the liquid passing channel (16) and the liquid inlet (11) and plays a role in separation, the filter screen (2) in be equipped with the filtration who plays multilayer filter effect, liquid outlet (12) vertical setting and be linked together with lower chamber (15).

2. A microbubble degassing valve according to claim 1, characterized in that the liquid inlet (11) and the liquid outlet (12) are coaxially arranged on the same side of the valve body (1).

3. A micro-bubble exhaust valve according to claim 2, wherein the liquid inlet (11) is in threaded connection with a liquid inlet joint (3) and a first sealing ring (4) is arranged between the liquid inlet (11) and the liquid inlet joint (3), the liquid outlet (12) is in threaded connection with a liquid outlet joint (5) and a second sealing ring (6) is arranged between the liquid outlet (12) and the liquid outlet joint (5), and the liquid inlet joint (3) and the liquid outlet joint (5) are both in pipe connection through threads.

4. A microbubble degassing valve according to claim 2, characterized in that the liquid inlet (11) and the liquid outlet (12) are connected with quick connectors.

5. A microbubble exhaust valve according to claim 1 or 2 or 3 or 4, characterized in that the partition plate (13) has a limiting seat (131) for embedding the lower end of the filter screen (2), and the upper part of the filter screen (2) is fittingly inserted into the valve body (1).

6. A microbubble degassing valve according to claim 5, characterized in that the filtering structure comprises a plurality of vertically arranged and mutually superimposed filtering screens (7).

7. A micro bubble degassing valve according to claim 6, wherein said screens (7) are folded on themselves, the folds of adjacent screens (7) being staggered with respect to each other.

8. A microbubble exhaust valve according to claim 5, characterized in that the filtering structure comprises a plurality of cylindrical sleeves (8) sleeved in the filtering net (2), meshes are fully distributed on the sleeves (8), and a plurality of connecting lines (9) sequentially penetrate through the filtering net (2) and the sleeves (8) to fix the positions of the filtering net (2) and the sleeves (8).

Images