CN219954414U - Combined type exhaust valve - Google Patents

Abstract

The utility model provides a composite exhaust valve, which comprises a valve body, wherein an upper cover and a lower pipe body are respectively arranged at two ends of the valve body, one end of the lower pipe body is fixedly connected to a body to be exhausted, a valve seat is arranged in the valve body, a floating ball component is arranged below the valve seat, a sliding hole is formed in the middle of the valve seat, one end of the floating ball component is slidably connected into the sliding hole, the body to be exhausted can be filled with liquid medium, the liquid medium can drive the floating ball component to slide up and down along the sliding hole, the periphery of the floating ball component which slides up and down is in contact with an inner ring of the valve seat, the interior of the valve body is communicated with a trace exhaust valve, and a feeding end of the trace exhaust valve is positioned below the valve seat. According to the composite exhaust valve, the floating ball assembly is lifted by the liquid medium to realize the sealing between the floating ball assembly and the valve seat, and build-up welding can be arranged on the outer surface of the floating ball and the inner ring of the valve seat to realize hard sealing, so that the service life of the device is prolonged, and the movement track of the floating ball is controlled through the sliding hole in the middle of the valve seat and is not influenced by corrosion.

Description

Combined type exhaust valve

Technical Field

The utility model belongs to the field of exhaust valves, and particularly relates to a composite exhaust valve.

Background

The composite exhaust valve is used at the highest point or in a place with closed air on the sewage pipeline, and the pipeline is dredged by exhausting the air in the pipeline so as to achieve normal operation. If the exhaust valve is not arranged, air resistance of the pipeline occurs at any time, and the water outlet capacity of the pipeline cannot meet the design requirement, and then: the pipeline appears having a power failure when the operation, stopping pump pipeline in time appear the negative pressure can cause pipeline vibration or rupture, and the exhaust (inhale) pneumatic valve just is inhaled the intraductal fast, prevents pipeline vibration or rupture, and prior art's combined type discharge valve generally uses the buoyancy of floater, realizes opening and shutting of gas outlet through the articulated connecting rod of floater, and the articulated shaft of articulated part causes the gas outlet to open and shut unsmoothly because of using for a long time to corrode easily when using, and the general cushion of gas outlet seals up, and the cushion pressurized deformation causes revealing easily.

Disclosure of Invention

In view of the above, the present utility model aims to provide a composite exhaust valve, so as to solve the problem that the open and close of the air outlet is not smooth due to corrosion of the hinge shaft of the hinge part of the exhaust valve in the prior art for a long time.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

the utility model provides a combined type discharge valve, including valve body and both ends installation upper cover and lower body respectively, the one end fixed connection of lower body is to waiting the exhaust pipe body, the inside disk seat that sets up of valve body, and the below of disk seat sets up the floater subassembly, the disk seat middle part is equipped with the slide opening, the one end sliding connection of floater subassembly is to in the slide opening, wait that the exhaust pipe body can be to the valve body intussuseption fill liquid medium, and liquid medium can drive floater subassembly and slide from top to bottom along the slide opening, the peripheral contact of gliding floater subassembly is connected to the inner circle of disk seat from top to bottom, the inside intercommunication of valve body is to micro discharge valve, and micro discharge valve's pan feeding end is located the disk seat below.

Further, the valve seat comprises a seat body, an upper lantern ring and a lower lantern ring which are respectively arranged at two ends of the seat body, the periphery of the lower lantern ring is connected to an inner ring at the upper end of the valve body through threads, and the periphery of one end of the floating ball assembly can slide in the inner ring of the upper lantern ring.

Further, go up the lantern ring and include first ring body and second ring body, the one end periphery of floater subassembly can slide at the inner circle of second ring body, and the peripheral equipartition extension board of second ring body is followed circumference, and the one end fixed connection of every extension board is to the inner circle of first ring body, is equipped with the gap that crosses between two liang of extension boards, and the peripheral fixed connection of first ring body is to the inner circle of pedestal.

Furthermore, the seat body is of a hollow round platform structure.

Further, the floater subassembly includes body, traveller and adaptation case, and the periphery fixed connection of adaptation case is to the valve body inner circle, and the adaptation case external diameter is less than the internal diameter of valve body, and the body is located the adaptation incasement, and installs the traveller on the body, and the periphery sliding connection of traveller is to the second ring body inner circle, and body periphery contact is connected to the pedestal inner circle.

Further, the floating body is of a spherical structure, the outer diameter of the floating body is smaller than the inner diameter of the adaptation box, the outer diameter of the floating body is larger than the inner diameter of the upper end of the base body, and the density of the floating body is smaller than that of a liquid medium.

Further, the adaptation case includes the blocking tube of box and its lower extreme installation, and hollow cylinder structure when the box, the periphery of box is through connecting plate fixed connection to the valve body inner wall, blocks the tube and is the cavity round platform structure, blocks the lower extreme internal diameter of tube and is less than the external diameter of body, and wait that the blast pipe body loops through down body, valve body and blocking the tube and communicate to the box in.

Further, the feeding end of the micro exhaust valve is positioned above the box body and below the seat body.

Further, the upper cover lower extreme is equipped with the recess, grid net's upper end fixed connection is in the recess, grid net lower extreme fixed connection is to the lid, and the lower extreme inner circle threaded connection of lid is to the upper end periphery of valve body, and the pedestal is located the lid.

Compared with the prior art, the composite exhaust valve has the following beneficial effects: the floating ball component is lifted by the liquid medium to realize the sealing between the floating ball component and the valve seat, the build-up welding can be arranged on the outer surface of the floating ball and the inner ring of the valve seat to realize hard sealing, the service life of the device is prolonged, the movement track of the floating ball is controlled by the sliding hole in the middle of the valve seat, the influence of rust is avoided, the phenomenon that the air outlet is opened and closed smoothly due to long-time use corrosion of the hinge shaft of the hinge part of the conventional exhaust valve is prevented, and the reliability of the valve is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of a composite exhaust valve according to an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of a composite exhaust valve according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a valve seat according to an embodiment of the present utility model;

fig. 4 is a schematic structural view of an assembly of an upper cover, a grid mesh and a cover body according to an embodiment of the present utility model.

Reference numerals illustrate:

1-a valve body; 2-an upper cover; 3-grid mesh; 31-a cover; 4-lower pipe body; 5-valve seat; 51-upper collar; 52-lower collar; 53-supporting plate; 54-a base; 6-a floating ball assembly; 61-floating body; 62-slide column; 63-a box; 64-blocking the tube; 7-micro exhaust valve.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should 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 mechanically or electrically connected; 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 can be understood by those of ordinary skill in the art in a specific case.

The utility model will be described in detail below with reference to the drawings in connection with embodiments.

As shown in fig. 1-4, a composite exhaust valve comprises a valve body 1, two ends of the valve body are respectively provided with an upper cover 2 and a lower pipe body 4, one end of the lower pipe body 4 is fixedly connected to a body to be exhausted, a valve seat 5 is arranged inside the valve body 1, a floating ball component 6 is arranged below the valve seat 5, a sliding hole is formed in the middle of the valve seat 5, one end of the floating ball component 6 is slidably connected into the sliding hole, the body to be exhausted can be filled with liquid medium into the valve body 1, the liquid medium can drive the floating ball component 6 to slide up and down along the sliding hole, the periphery of the floating ball component 6 which slides up and down is in contact with an inner ring connected to the valve seat 5, the interior of the valve body 1 is communicated to the micro exhaust valve 7, the feeding end of the micro exhaust valve 7 is positioned below the valve seat 5, the floating ball component 6 is lifted by the liquid medium, the floating ball component 6 is in a seal with the valve seat 5, hard seal is realized by surfacing welding on the outer surfaces of the floating ball and the inner ring of the valve seat 5, the service life of the device is prolonged, the movement track of the floating ball is controlled by the sliding hole in the middle of the valve seat 5, corrosion is not affected, the hinging shaft of the conventional exhaust valve hinge part is prevented from being corroded easily to open and shut for a long-time use, the gas outlet is easy to open and shut, and reliability of the valve is improved.

The valve seat 5 comprises a seat body 54 and an upper lantern ring 51 and a lower lantern ring 52 which are respectively arranged at two ends of the seat body, the periphery of the lower lantern ring 52 is connected to the inner ring at the upper end of the valve body 1 in a threaded manner, one end periphery of the floating ball component 6 can slide on the inner ring of the upper lantern ring 51, the upper lantern ring 51 comprises a first ring body and a second ring body, one end periphery of the floating ball component 6 can slide on the inner ring of the second ring body, support plates 53 are uniformly distributed on the periphery of the second ring body along the circumferential direction, one end of each support plate 53 is fixedly connected to the inner ring of the first ring body, an air passing gap is arranged between every two support plates 53, the periphery of the first ring body is fixedly connected to the inner ring of the seat body 54, when in exhaust, air inside the valve body 1 and the floating ball component 6 is communicated to the outside atmosphere through the air passing gap and the grid net 3, the seat body 54 is of a hollow round table structure, and the seat body 54 of the hollow round table structure is used for adapting the floating ball components 6 of different specifications, and is convenient to choose and install.

The floating ball assembly 6 comprises a floating body 61, a sliding column 62 and an adaptation box, wherein the periphery of the adaptation box is fixedly connected to the inner ring of the valve body 1, the outer diameter of the adaptation box is smaller than the inner diameter of the valve body 1, the floating body 61 is positioned in the adaptation box, the sliding column 62 is installed on the floating body 61, the periphery of the sliding column 62 is connected to the inner ring of the second ring body in a sliding manner, the periphery of the floating body 61 is connected to the inner ring of the seat body 54 in a contact manner, the floating body 61 is of a spherical structure, the outer diameter of the floating body 61 is smaller than the inner diameter of the adaptation box, the outer diameter of the floating body 61 is larger than the inner diameter of the upper end of the seat body 54, and the density of the floating body 61 is smaller than the density of a liquid medium.

The adaptation box includes the blocking tube 64 of box 63 and lower extreme installation, hollow cylinder structure when box 63, and the periphery of box 63 passes through connecting plate fixed connection to valve body 1 inner wall, blocks tube 64 and is hollow round platform structure, blocks the lower extreme internal diameter of tube 64 and is less than the external diameter of body 61, and wait that the blast pipe body loops through down body 4, valve body 1 and blocking tube 64 intercommunication to in the box 63, blocks tube 64 and is used for preventing body 61 to fall out the adaptation box, plays spacing body 61's effect.

The micro exhaust valve 7 is in the prior art, and as shown in fig. 2, the feeding end of the micro exhaust valve 7 is located above the box 63 and below the seat 54.

The upper cover 2 lower extreme is equipped with the recess, and grid net 3's upper end fixed connection is in the recess, grid net 3 lower extreme fixed connection is to lid 31, and the lower extreme inner circle threaded connection of lid 31 is to the upper end periphery of valve body 1, and pedestal 54 is located lid 31, and upper cover 2 and grid net 3 are used for preventing outside pollutant entering valve body 1 inside, improves holistic reliability.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (9)

1. A composite exhaust valve, characterized in that: including valve body (1) and both ends install upper cover (2) and lower body (4) respectively, the one end fixed connection of lower body (4) is to waiting the exhaust pipe body, valve body (1) inside sets up disk seat (5), and the below of disk seat (5) sets up floater subassembly (6), disk seat (5) middle part is equipped with the slide opening, the one end sliding connection of floater subassembly (6) is to in the slide opening, wait that the exhaust pipe can be to valve body (1) intussuseption packing liquid medium, and liquid medium can drive floater subassembly (6) along slide opening sliding from top to bottom, the peripheral contact of upper and lower gliding floater subassembly (6) is connected to the inner circle of disk seat (5), the inside intercommunication of valve body (1) is to micro discharge valve (7), and the pan feeding end of micro discharge valve (7) is located disk seat (5) below.

2. A composite exhaust valve according to claim 1, wherein: the valve seat (5) comprises a seat body (54) and an upper lantern ring (51) and a lower lantern ring (52) which are respectively arranged at two ends of the seat body, the periphery of the lower lantern ring (52) is connected to the inner ring at the upper end of the valve body (1) in a threaded manner, and one end periphery of the floating ball assembly (6) can slide in the inner ring of the upper lantern ring (51).

3. A composite exhaust valve according to claim 2, characterized in that: the upper lantern ring (51) comprises a first ring body and a second ring body, one end periphery of the floating ball assembly (6) can slide on the inner ring of the second ring body, support plates (53) are uniformly distributed on the periphery of the second ring body along the circumferential direction, one end of each support plate (53) is fixedly connected to the inner ring of the first ring body, an air gap is formed between every two support plates (53), and the periphery of the first ring body is fixedly connected to the inner ring of the seat body (54).

4. A composite exhaust valve according to claim 2, characterized in that: the seat body (54) is of a hollow round platform structure.

5. A composite exhaust valve according to claim 2, characterized in that: the floating ball assembly (6) comprises a floating body (61), a sliding column (62) and an adaptation box, wherein the periphery of the adaptation box is fixedly connected to the inner ring of the valve body (1), the outer diameter of the adaptation box is smaller than the inner diameter of the valve body (1), the floating body (61) is located in the adaptation box, the sliding column (62) is installed on the floating body (61), the periphery of the sliding column (62) is slidably connected to the inner ring of the second ring body, and the periphery of the floating body (61) is in contact connection with the inner ring of the seat body (54).

6. The composite exhaust valve according to claim 5, wherein: the floating body (61) is of a spherical structure, the outer diameter of the floating body (61) is smaller than the inner diameter of the adaptation box, the outer diameter of the floating body (61) is larger than the inner diameter of the upper end of the base body (54), and the density of the floating body (61) is smaller than that of a liquid medium.

7. The composite exhaust valve according to claim 5, wherein: the adaptation case includes that box (63) and lower extreme installation block pipe (64), hollow cylinder structure when box (63), and the periphery of box (63) is through connecting plate fixed connection to valve body (1) inner wall, blocks pipe (64) and is cavity round platform structure, blocks the lower extreme internal diameter of pipe (64) and is less than the external diameter of body (61), and wait that the blast pipe body loops through down body (4), valve body (1) and blocks in pipe (64) intercommunication to box (63).

8. The composite exhaust valve according to claim 5, wherein: the feeding end of the micro exhaust valve (7) is positioned above the box body (63) and below the seat body (54).

9. A composite exhaust valve according to claim 1, wherein: the lower extreme of upper cover (2) is equipped with the recess, and grid (3) upper end fixed connection is in the recess, grid (3) lower extreme fixed connection is to lid (31), and the lower extreme inner circle threaded connection of lid (31) is to the upper end periphery of valve body (1), and pedestal (54) are located lid (31).