CN215720943U

CN215720943U - Novel flange gate valve

Info

Publication number: CN215720943U
Application number: CN202122063143.5U
Authority: CN
Inventors: 陈月标; 张琰
Original assignee: Jiangsu Pusheng Petrochemical Machinery Co ltd
Current assignee: Jiangsu Pusheng Petrochemical Machinery Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-02-01
Anticipated expiration: 2031-08-30

Abstract

The utility model discloses a novel flange gate valve which comprises a valve body, wherein first flange plates are respectively arranged on two sides of the valve body through pipelines, a second flange plate is fixedly arranged at the upper end of the valve body, a valve cover is arranged at the upper end of the second flange plate through bolts, a support frame is fixedly arranged at the center of the upper end of the valve cover, movable seats are respectively fixedly arranged on two sides of the bottom of the support frame, adjusting bolts are respectively arranged in the movable seats through shaft pins, a connecting sleeve is arranged at the upper end of the support frame, a valve rod is connected with the inside of the connecting sleeve in a threaded manner, the valve rod penetrates through the valve cover and extends to the inside of the valve body, a valve plate is arranged at the bottom of the valve rod, the bottom of the valve plate is mutually clamped with a wedge-shaped groove, a bearing is embedded in the upper end surface of the valve plate, a fixed shaft is arranged in the bearing, and the upper end of the fixed shaft is fixedly connected with the valve rod. This kind of novel flanged gate valve, simple structure is reasonable, the modern design, and easy operation is convenient, can effectual improvement flanged gate valve's sealed effect, and open and close more laborsavingly, has higher practical value.

Description

Novel flange gate valve

Technical Field

The utility model relates to the technical field of flanged gate valves, in particular to a novel flanged gate valve.

Background

A gate valve is a common valve, and is mainly used for cutting off or connecting a medium in a pipeline. The existing gate valve mainly comprises a valve body, a valve cover, a valve plate and a valve rod, wherein the valve body is connected with the valve cover through flange bolts.

The existing flange gate valve is hard to open and close and is not convenient to install, so that the practicability of the flange gate valve is greatly reduced. Therefore, the novel flanged gate valve is improved.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model discloses a novel flange gate valve which comprises a valve body, wherein first flange plates are respectively installed on two sides of the valve body through pipelines, a wedge-shaped groove is formed in the bottom of the valve body, a second flange plate is fixedly installed at the upper end of the valve body, a valve cover is installed at the upper end of the second flange plate through bolts, a support frame is fixedly installed in the center of the upper end of the valve cover, movable seats are respectively fixedly installed on two sides of the bottom of the support frame, adjusting bolts are installed inside the movable seats through shaft pins, a connecting sleeve is installed at the upper end of the support frame, a valve rod is connected to the inner portion of the connecting sleeve in a threaded mode, the valve rod penetrates through the valve cover and extends into the valve body, and a valve plate is arranged at the bottom of the valve rod.

As a preferable technical scheme of the utility model, the bottom of the valve plate is clamped with the wedge-shaped groove, the upper end surface of the valve plate is embedded with a bearing, a fixed shaft is arranged in the bearing, and the upper end of the fixed shaft is fixedly connected with the valve rod.

As a preferable technical scheme of the utility model, a plurality of sealing rings are clamped and installed on the inner wall of the inner bottom of the support frame, and a gasket is installed at the joint of the second flange plate and the valve cover.

As a preferable technical scheme of the utility model, an installation plate is sleeved above the valve rod close to the movable seat, and the upper ends of the pair of adjusting bolts are in threaded connection with the two sides of the installation plate.

As a preferable technical scheme of the utility model, a hand wheel is fixedly mounted at the top end of the valve rod, and anti-skid grains are arranged on the surface of the hand wheel.

As a preferable technical scheme of the utility model, the upper end surface of the valve plate is sleeved with a blocking block on the outer side of the valve rod, and the outer diameter of the blocking block is slightly larger than the inner diameter of the support frame.

As a preferable technical scheme of the utility model, reinforcing blocks are arranged on two sides of the valve body and are obliquely arranged.

The utility model has the beneficial effects that:

1. according to the novel flange gate valve, through the mutual matching between the second flange plate, the valve rod, the valve cover, the connecting sleeve, the supporting frame, the wedge-shaped groove and the hand wheel, the hand wheel is enabled to rotate to drive the valve rod to rotate, so that the valve rod is pressed down or lifted, the up-and-down motion of the valve plate is further controlled, the water in the valve body is intercepted or opened, the gate valve is opened and closed more time-saving and labor-saving, the sealing performance in the valve body is improved through installing the sealing ring and the gasket, the water flow is prevented from overflowing from the valve cover when the valve plate rises, the water flow in the valve body is further prevented from overflowing from the valve cover through installing the blocking block, and the sealing effect of the gate valve is greatly improved;

2. this kind of novel flange gate valve, through installing first ring flange, the person of facilitating the use connects the pipeline through the bolt, through installation mounting panel and adjusting bolt threaded connection, the person of facilitating the use adjusts the position of mounting panel, through slope installation boss, makes it form triangle-shaped, has improved the support effect to the valve body greatly, the utility model, simple structure is reasonable, the modern design, easy operation is convenient, can effectually improve the sealed effect of flange gate valve, and opens and close more laborsavingly, has higher practical value.

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 principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a perspective view of a novel flanged gate valve of the present invention;

FIG. 2 is a schematic front sectional view of a novel flanged gate valve of the present invention;

FIG. 3 is an enlarged schematic view of the structure A of FIG. 1 of a novel flanged gate valve of the present invention;

fig. 4 is an enlarged schematic view of the structure B in fig. 2 of the novel flanged gate valve of the present invention.

In the figure: 1. a valve body; 2. a first flange plate; 3. a reinforcing block; 4. a hand wheel; 5. a second flange plate; 6. a valve cover; 7. a support frame; 8. a seal ring; 9. a valve plate; 10. a valve stem; 11. a movable seat; 12. mounting a plate; 13. adjusting the bolt; 14. and connecting the sleeve.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1-4, the novel flanged gate valve of the present invention comprises a valve body 1, wherein first flange plates 2 are respectively installed on two sides of the valve body 1 through a pipeline, a wedge-shaped groove is arranged at the bottom of the valve body 1, a second flange plate 5 is fixedly installed at the upper end of the valve body 1, a valve cover 6 is installed at the upper end of the second flange plate 5 through a bolt, a support frame 7 is fixedly installed at the center of the upper end of the valve cover 6, movable seats 11 are respectively and fixedly installed on two sides of the bottom of the support frame 7, adjusting bolts 13 are respectively installed inside the movable seats 11 through a shaft pin, a connecting sleeve 14 is installed at the upper end of the support frame 7, a valve rod 10 is connected inside the connecting sleeve 14 through a thread, the valve rod 10 penetrates through the valve cover 6 and extends to the inside of the valve body 1, and a valve plate 9 is arranged at the bottom of the valve rod 10.

Wherein, the bottom and the mutual block in wedge groove of valve plate 9, the up end of valve plate 9 inlays to establish and installs the bearing, the internally mounted of bearing has the fixed axle, the upper end and the valve rod 10 fixed connection of fixed axle are through valve plate 9 and the mutual block in wedge groove for valve plate 9 can cut off the water of pipeline inside, improves the practicality of gate valve, through the installation bearing, drives valve plate 9 and pushes down when being convenient for valve rod 10 is rotatory.

Wherein, a plurality of sealing washer 8 are installed to the block on the inner wall of the inside bottom of support frame 7, the packing ring is installed with the junction of valve gap 6 to second ring flange 5, through installation sealing washer 8, prevents that the inside liquid of gate valve from spilling over from valve gap 6, through the installation packing ring, has improved the leakproofness of second ring flange 5 with valve gap 6.

Wherein, valve rod 10 is equipped with mounting panel 12, a pair of being close to the top cover of sliding seat 11 the upper end of adjusting bolt 13 all with the both sides threaded connection of mounting panel 12, through mounting panel 12 and adjusting bolt 13 threaded connection, convenient to use person adjusts the position of mounting panel 12.

Wherein, the top fixed mounting of valve rod 10 has hand wheel 4, the surface of hand wheel 4 is equipped with anti-skidding texture, and through installation hand wheel 4, the person of facilitating the use rotates valve rod 10 through hand wheel 4, and then dams or open the inside water of valve body 1.

Wherein, the up end of valve plate 9 is equipped with the sprue in the outside cover of valve rod 10, the external diameter size of sprue slightly is greater than the internal diameter size of support frame 7, through the installation sprue, and the external diameter size of sprue slightly is greater than the internal diameter size of support frame 7 for valve plate 9 is after promoting, and the inside rivers of valve body 1 can not spill over from valve gap 6.

Wherein, 1 both sides of valve body all are equipped with boss 3, the installation of boss 3 slope, through installation boss 3, and the slope installation, make it form the triangle-shaped form, improved the support effect to valve body 1 greatly.

The working principle is as follows: when the novel flanged gate valve is used, whether each part inside the novel flanged gate valve is complete is firstly checked, then the first flange plates 2 at two ends of the novel flanged gate valve are connected with a pipeline through bolts, then the pipeline is filled with water, water flow enters one side of the valve body 1, when a user rotates the hand wheel 4, the valve rod 10 is driven to rotate, the valve plate 9 at the bottom of the valve rod 10 is further driven to ascend, so that the water flow passes through, when the user rotates the hand wheel 4 to rotate, the valve rod 10 rotates to drive the valve plate 9 to descend, so that the valve plate 9 is mutually clamped with the wedge-shaped groove, the pipeline is sealed, the water flow inside the pipeline is cut off, the sealing performance inside the valve body 1 is improved through installing the sealing ring 8 and the gasket, the water flow is prevented from overflowing from the valve cover 6 when the valve plate 9 ascends, and through installing the blocking block, the water flow inside the valve body 1 is further prevented from overflowing from the valve cover 6, the flange gate valve greatly improves the sealing effect of the gate valve, has the advantages of simple and reasonable structure, novel design, simple and convenient operation, capability of effectively improving the sealing effect of the flange gate valve, more labor-saving opening and closing and higher practical value.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of 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.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The novel flange gate valve comprises a valve body (1) and is characterized in that first flange plates (2) are mounted on two sides of the valve body (1) through pipelines, a wedge-shaped groove is formed in the bottom of the valve body (1), second flange plates (5) are fixedly mounted on the upper end of the valve body (1), valve covers (6) are mounted on the upper ends of the second flange plates (5) through bolts, a supporting frame (7) is fixedly mounted at the center of the upper ends of the valve covers (6), movable seats (11) are fixedly mounted on two sides of the bottom of the supporting frame (7), adjusting bolts (13) are mounted inside the movable seats (11) through shaft pins, a connecting sleeve (14) is mounted on the upper end of the supporting frame (7), a valve rod (10) is connected to the inner portion of the connecting sleeve (14) through threads, and the valve rod (10) penetrates through the valve covers (6) and extends to the interior of the valve body (1), and a valve plate (9) is arranged at the bottom of the valve rod (10).

2. The novel flanged gate valve according to claim 1, characterized in that the bottom of the valve plate (9) is engaged with the wedge-shaped groove, a bearing is embedded and installed on the upper end surface of the valve plate (9), a fixed shaft is installed inside the bearing, and the upper end of the fixed shaft is fixedly connected with the valve rod (10).

3. A novel flanged gate valve according to claim 1, characterized in that a plurality of sealing rings (8) are snap-fitted on the inner wall of the inner bottom of the support frame (7), and a gasket is fitted at the joint of the second flange plate (5) and the valve cover (6).

4. A novel flanged gate valve according to claim 1, characterized in that the valve rod (10) is sleeved with a mounting plate (12) above the movable seat (11), and the upper ends of a pair of adjusting bolts (13) are in threaded connection with both sides of the mounting plate (12).

5. The novel flanged gate valve according to claim 1, characterized in that a hand wheel (4) is fixedly mounted on the top end of the valve rod (10), and the surface of the hand wheel (4) is provided with anti-slip textures.

6. A novel flanged gate valve according to claim 1, characterized in that the upper end face of the valve plate (9) is sleeved with a block outside the valve rod (10), and the outer diameter of the block is slightly larger than the inner diameter of the support frame (7).

7. A novel flanged gate valve according to claim 1, characterized in that both sides of the valve body (1) are provided with reinforcing blocks (3), and the reinforcing blocks (3) are installed obliquely.