CN217207836U

CN217207836U - Fire control valve with convenient joint design

Info

Publication number: CN217207836U
Application number: CN202220071214.8U
Authority: CN
Inventors: 杨弘扬
Original assignee: Shandong Jinzeng Precision Machinery Co ltd
Current assignee: Shandong Jinzeng Precision Machinery Co ltd
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-08-16
Anticipated expiration: 2032-01-12

Abstract

The utility model discloses a fire valve with convenient joint structure, which belongs to the technical field of fire valves and comprises a valve body, the upper part of the valve body is integrally provided with an installation neck, the outer side wall of the installation neck is provided with external threads and is detachably connected with an access cover through the external threads and the internal threads, the middle part of the access cover is provided with a rod hole, the inner side wall of the rod hole is detachably provided with an adjusting rod, the adjusting rod comprises a hand wheel, a valve rod and a tenon, the top of the valve rod is provided with the hand wheel, the bottom of the valve rod is welded with the tenon, the outer side wall of the tenon is connected with a mortise, the mortise is arranged at the top of the sphere, the sphere is positioned on the inner side wall of the valve body, the middle part of the sphere is provided with a middle hole, the middle part of the outer side wall of the valve rod is in threaded connection with a limiting wafer, the fire valve with convenient joint structure can adjust the flow of water and is convenient to install or disassemble, the maintenance is convenient.

Description

Fire control valve with convenient joint design

Technical Field

The utility model relates to a fire control valve field specifically is a fire control valve with convenient joint design.

Background

The sealing structure of the fire-fighting gate valve is an exposed rod elastic seat sealing gate valve, has the characteristics of reliable sealing, flexible opening, easy observation of opening and closing states and the like, is often applied to places without requiring signal valves in various fire-fighting water systems, and is widely applied to the following fields: chemical industry, petrochemical industry, petroleum, papermaking, mining, electric power, liquefied gas, food, pharmacy, plumbing, municipal administration, mechanical equipment are supporting, the electronic industry, fields such as city construction, and fire control gate valve generally welds together with water supply pipe, inconvenient installation or dismantlement.

The existing fire valve is generally welded with a water supply pipeline, so that the fire valve is inconvenient to install or disassemble, the flow of water is inconvenient to adjust, and the fire valve is inconvenient to disassemble and overhaul.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire valve door with convenient joint structure, the utility model discloses the flow of fire valve door adjustable water with convenient joint structure, and easy to assemble or dismantle, the convenient maintenance to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a fire control valve with convenient joint design, includes the valve body, valve body upper portion integration is provided with the installation neck, the installation neck lateral wall has been seted up the external screw thread and can has been dismantled through external screw thread and internal thread and be connected with the access cover, the pole hole has been seted up at access cover middle part, pole hole inside wall demountable installation has the regulation pole, it includes hand wheel, valve rod and tenon to adjust the pole, the hand wheel is installed at the valve rod top, the welding of valve rod bottom has the tenon, the tenon lateral wall is connected with the mortise, the mortise is seted up at the spheroid top, the spheroid is located the valve body inside wall, the mesopore has been seted up at the spheroid middle part, valve rod lateral wall middle part threaded connection has spacing disk.

As a further aspect of the present invention: the valve body both ends all weld the flange, the screw has been seted up on the flange surface.

As a further aspect of the present invention: the valve body outer side wall is fixedly connected with a first hanging lug, the access cover outer side wall is fixedly connected with a second hanging lug, and the first hanging lug is connected with the second hanging lug through a chain.

As a further aspect of the present invention: the cross sections of the mortises and the tenons are both in a cross shape.

As a further aspect of the present invention: the valve rod is characterized in that sealing sleeves are bonded on the inner side wall of the rod hole and the outer side wall of the valve rod, and the sealing sleeves are made of rubber materials.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model has the advantages that the flow of water can be adjusted by the fire valve with a convenient joint structure, the fire valve is convenient to install or disassemble, the fire valve is convenient to maintain, the flange at the end part of a water supply pipeline is aligned with the flange at the end part of the valve, the flange is fixed by bolts, nuts and the like, the water yield is maximum when an intermediate hole is concentric with a hole at the middle part of the valve body, when the water yield needs to be adjusted, a hand wheel is screwed, a valve rod and a ball body synchronously rotate, the intermediate hole deviates, the water yield is reduced, the water yield can be adjusted, when parts inside the valve are damaged and need to be maintained, for example, when the ball body is damaged, a chain is firstly disassembled from a first hanging lug and a second hanging lug, an inspection cover and an adjusting rod are integrally unscrewed from an installation neck, the damaged ball body is poured out, a new ball body is placed with a mortise upwards, the intermediate hole at the middle part of the ball body is concentric with the hole at the middle part of the valve body, the ball body is placed into the valve body, a tenon at the bottom of the adjusting rod is inserted into the tenon, at this moment, because adjust pole and access cover swing joint, only twist and move the access cover and make access cover threaded connection can in installation neck lateral wall, when needs will adjust the pole and separate with the installation neck, with spacing disk from the valve rod lateral wall twist off can, solve the inconvenient installation or the dismantlement of current fire control valve, the flow of inconvenient regulation water, inconvenient problem of taking the valve apart the maintenance.

Drawings

Fig. 1 is a schematic structural view of a fire valve with a convenient joint structure according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of a fire valve with a convenient joint structure according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a fire valve with a convenient joint structure after the access cover is disassembled according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of an adjusting rod and a sphere of a fire valve with a convenient joint structure according to an embodiment of the present invention.

In the figure: 1. a flange; 2. a valve body; 3. a screw hole; 4. a first suspension loop; 5. a chain; 6. a second suspension loop; 7. an access cover; 8. adjusting a rod; 801. a hand wheel; 802. a valve stem; 803. a tenon; 9. a rod hole; 10. a sphere; 11. a middle hole; 12. mortises; 13. an external thread; 14. an internal thread; 15. mounting a neck; 16. sealing sleeves; 17. and limiting the wafer.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict. Except as specifically noted, the materials and equipment used in this example are commercially available. Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "back", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. In the description of the present application, "a plurality" means two or more unless specifically stated otherwise.

In the description of the present application, it should be noted that unless otherwise specifically stated or limited, the terms "connected," "communicating," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a connection through an intervening medium, a connection between two elements, or an interaction between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

The terms "first," "second," and the like in the description and claims of this application and in the foregoing drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Referring to fig. 1 to 4, in the embodiment of the present invention, a fire valve with a convenient joint structure includes a valve body 2, an installation neck 15 is integrally disposed on an upper portion of the valve body 2, an external thread 13 is disposed on an outer side wall of the installation neck 15 and detachably connected to an access cover 7 through the external thread 13 and an internal thread 14, a rod hole 9 is disposed in a middle portion of the access cover 7, an adjustment rod 8 is detachably mounted on an inner side wall of the rod hole 9, the adjustment rod 8 includes a hand wheel 801, a valve rod 802 and a tenon 803, the hand wheel 801 is mounted on a top portion of the valve rod 802, the tenon 803 is welded to a bottom portion of the valve rod 802, a mortise 12 is connected to an outer side wall of the tenon 803, the mortise 12 is disposed on a top portion of the sphere 10, the sphere 10 is located on an inner side wall of the valve body 2, a middle hole 11 is disposed in a middle portion of the sphere 10, a limit wafer 17 is threadedly connected to a middle portion of the outer side wall of the valve rod 802, the utility model discloses but the fire control valve of convenient joint design is adjustable water flow, and easy to assemble or dismantle, the convenient maintenance.

The two ends of the valve body 2 are welded with flanges 1, and the surface of each flange 1 is provided with a screw hole 3, so that the valve body is convenient to mount or dismount.

Wherein, 2 lateral wall fixedly connected with first hangers 4 of valve body, 7 lateral wall fixedly connected with second hangers 6 of access cover, first hangers 4 pass through chain 5 and are connected with second hangers 6, prevent that access cover 7 from losing.

The cross sections of the mortise 12 and the tenon 803 are both cross-shaped, which facilitates the synchronous rotation of the ball 10 and the valve rod 802.

Wherein, the sealing boot 16 has all been bonded to pole hole 9 inside wall and valve rod 802 outside wall, sealing boot 16 is made for the rubber material, and is sealed effectual.

The utility model discloses a theory of operation is: the utility model has the advantages that the flow of water can be adjusted by the fire valve with a convenient joint structure, the fire valve is convenient to install or disassemble, the fire valve is convenient to overhaul, the flange 1 at the end part of a water supply pipeline is aligned with the flange 1 at the end part of the valve, the fire valve is fixed by bolts, nuts and the like, the installation or the disassembly is convenient, when the middle hole 11 is concentric with the hole at the middle part of the valve body 2, the water yield is maximum, when the water yield needs to be adjusted, the hand wheel 801 is screwed, the valve rod 802 and the ball body 10 synchronously rotate, the middle hole 11 deflects, the water yield is reduced, the water yield can be adjusted, when the internal parts of the valve are damaged and need to be maintained, for example, when the ball body 10 is damaged, the chain 5 is firstly disassembled from the first hanging lug 4 and the second hanging lug 6, the maintenance cover 7 and the adjusting rod 8 are integrally screwed down from the installation neck 15, the damaged ball body 10 is poured out, the mortise 12 of the new ball body 10 is upwards, the middle hole 11 of the ball body 10 is concentric with the hole at the middle part of the valve body 2, the ball 10 is placed in the valve body 2, the tenon 803 at the bottom of the adjusting rod 8 is inserted into the mortise 12, at the moment, the adjusting rod 8 is movably connected with the access cover 7, only the access cover 7 is screwed to enable the access cover 7 to be in threaded connection with the outer side wall of the mounting neck 15, and when the adjusting rod 8 is required to be separated from the mounting neck 15, the limiting wafer 17 is screwed off from the outer side wall of the valve rod 802.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a fire control valve with convenient joint design, includes valve body (2), its characterized in that: an installation neck (15) is integrally arranged at the upper part of the valve body (2), an external thread (13) is arranged on the outer side wall of the installation neck (15), and an access cover (7) is detachably connected through the external thread (13) and the internal thread (14), a rod hole (9) is arranged in the middle of the access cover (7), an adjusting rod (8) is detachably arranged on the inner side wall of the rod hole (9), the adjusting rod (8) comprises a hand wheel (801), a valve rod (802) and a tenon (803), a hand wheel (801) is installed at the top of the valve rod (802), a tenon (803) is welded at the bottom of the valve rod (802), the outer side wall of the tenon (803) is connected with a mortise (12), the mortise (12) is arranged at the top of the sphere (10), the ball body (10) is positioned on the inner side wall of the valve body (2), a middle hole (11) is arranged in the middle of the ball body (10), the middle part of the outer side wall of the valve rod (802) is in threaded connection with a limiting wafer (17).

2. A fire service valve of portable junction construction as recited in claim 1, wherein: the valve is characterized in that flanges (1) are welded at two ends of the valve body (2), and screw holes (3) are formed in the surfaces of the flanges (1).

3. A fire valve of portable joint construction as defined in claim 1, wherein: the valve body (2) outer side wall is fixedly connected with a first hanging lug (4), the access cover (7) outer side wall is fixedly connected with a second hanging lug (6), and the first hanging lug (4) is connected with the second hanging lug (6) through a chain (5).

4. A fire service valve of portable junction construction as recited in claim 1, wherein: the cross sections of the mortises (12) and the tenons (803) are both in a cross shape.

5. A fire valve of portable joint construction as defined in claim 1, wherein: the valve rod is characterized in that a sealing sleeve (16) is bonded to the inner side wall of the rod hole (9) and the outer side wall of the valve rod (802), and the sealing sleeve (16) is made of rubber.