CN210372076U - Gate valve convenient and quick to install - Google Patents

Abstract

The utility model discloses a quick gate valve of simple to operate, including valve body, disk seat, valve gap, valve rod, runner, flashboard and two flange boards, flashboard and valve rod threaded connection, the screw hole with valve rod matched with is seted up to the inside of flashboard, the bottom plate is installed on the top of disk seat, the roof is installed to the bottom of valve gap, seted up on the roof of bottom plate with roof assorted mounting groove, inlay on the diapire of mounting groove and establish and install two sealing washers. This scheme can realize quick convenient installation and dismantlement separation through the setting of each structure to disk seat and valve gap, and operation process is simple, and during the using wisely, also can avoid the junction of bottom plate and roof to appear sealed inhomogeneous phenomenon simultaneously, ensures the gate valve normal use.

Description

Gate valve convenient and quick to install

Technical Field

The utility model relates to a gate valve technical field especially relates to a quick gate valve of simple to operate.

Background

The gate valve is an opening and closing piece gate plate, the movement direction of the gate plate is perpendicular to the fluid direction, the gate valve can only be fully opened and fully closed and cannot be adjusted and throttled, the gate valve is sealed through contact of a valve seat and the gate plate, usually, a sealing surface is subjected to surfacing welding of metal materials to increase wear resistance, such as surfacing welding of 1Cr13, STL6 and stainless steel, and the gate valve is divided into a rigid gate valve and an elastic gate valve according to different gate plates.

The prior art gate valves generally have the following disadvantages: disk seat and valve gap carry out fixed mounting through the bolt, and this mode need rotate a plurality of bolts, and operation process is comparatively loaded down with trivial details, and the while also can lead to the sealed effect of junction inhomogeneous because of the difference of rotation dynamics, consequently needs to improve.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art disk seat and valve gap and carrying out fixed mounting through the bolt, this mode need rotate a plurality of bolts, and operation process is comparatively loaded down with trivial details, also can lead to the inhomogeneous shortcoming of sealed effect of junction because of the difference of rotation dynamics simultaneously, and the quick gate valve of a simple to operate that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a gate valve convenient and quick to install comprises a valve body, a valve seat, a valve cover, a valve rod, a rotating wheel, a gate plate and two flange plates, wherein the gate plate is in threaded connection with the valve rod;

two flexible grooves are symmetrically formed in two ends of the top plate, a first spring is installed in each flexible groove, a limiting plate is installed at one end, away from each other, of each first spring, a trapezoidal block is installed on the side wall, away from one side, of each limiting plate, moving grooves are symmetrically formed in two sides of the mounting groove, two pushing blocks are arranged in the moving grooves in a sliding mode, the pushing blocks are installed at one ends, away from each other, of the pushing blocks, push rods are installed at one ends, away from each other, of the push rods, the push rods extend to the outer side of the bottom plate, buttons are installed at one ends, away from each other, of the push rods, and second springs are.

Preferably, two positioning rods are symmetrically installed on the bottom wall of the top plate, two insertion holes are symmetrically formed in the bottom wall of the installation groove, and the two positioning rods are respectively inserted into the corresponding insertion holes.

Preferably, the length of each positioning rod is greater than the depth of the mounting groove.

Preferably, the two trapezoidal blocks are far away from each other, one ends of the two trapezoidal blocks extend to the outer side of the top plate, and the two moving grooves are matched with the trapezoidal blocks on the same side respectively.

Preferably, the bottom wall of the top plate is respectively provided with an annular groove matched with the two sealing rings.

Preferably, two flange plates are far away from the valve body and are all embedded with and installed a rubber ring on the lateral wall.

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

this scheme can realize quick convenient installation and dismantlement separation through the setting of each structure to disk seat and valve gap, and operation process is simple, and during the using wisely, also can avoid the junction of bottom plate and roof to appear sealed inhomogeneous phenomenon simultaneously, ensures the gate valve normal use.

Drawings

Fig. 1 is a schematic view of an overall structure of a gate valve convenient and quick to install;

fig. 2 is an enlarged view of a portion a of the gate valve according to the present invention, which is convenient and quick to install;

fig. 3 is an enlarged view of a structure of a portion B of the gate valve which is convenient and quick to install.

In the figure: the valve comprises a valve body 1, a valve seat 2, a valve cover 3, a valve rod 4, a rotating wheel 5, a flashboard 6, a flange plate 7, a bottom plate 8, a top plate 9, a sealing ring 10, a first spring 11, a trapezoidal block 12, a pushing block 13, a pushing rod 14, a button 15, a second spring 16 and a positioning rod 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of 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 therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a gate valve convenient and fast to install comprises a valve body 1, a valve seat 2, a valve cover 3, a valve rod 4, a runner 5, a gate plate 6 and two flange plates 7, wherein rubber rings are embedded and installed on the two flange plates 7 far away from one side wall of the valve body 1, the gate valve and a pipeline can be installed by using the mutual matching of threads and the flange plates 7, the gate plate 6 is in threaded connection with the valve rod 4, a threaded hole matched with the valve rod 4 is formed in the gate plate 6, a bottom plate 8 is installed at the top end of the valve seat 2, a top plate 9 is installed at the bottom end of the valve cover 3, an installation groove matched with the top plate 9 is formed in the top wall of the bottom plate 8, two seal rings 10 are embedded and installed on the bottom wall of the installation groove, annular grooves matched with the two seal rings 10 are respectively formed in the bottom wall of the top plate, thereby achieving the lifting of the shutter 6.

Two flexible grooves have been seted up to the both ends symmetry of roof 9, first spring 11 is all installed to two flexible inslots, the limiting plate is all installed to the one end that two first springs 11 kept away from each other, all install trapezoidal piece 12 on the lateral wall of one side is kept away from each other to two limiting plates, the one end that two trapezoidal pieces 12 kept away from each other all extends to the outside of roof 9, the shifting chute has been seted up to the bilateral symmetry of mounting groove, two shifting chutes cooperate with the trapezoidal piece 12 of homonymy respectively, it is equipped with ejector pad 13 all to slide in two shifting chutes, push rod 14 is all installed to the one end that two ejector pads 13 kept away from each other, the one end that two push rods 14 kept away from each other all extends to the outside of bottom plate 8 and installs button 15, all around being equipped with.

Two locating levers 17 are symmetrically installed on the bottom wall of the top plate 9, two jacks are symmetrically formed in the bottom wall of the mounting groove, the two locating levers 17 are respectively inserted into the corresponding jacks, the length of each locating lever 17 is larger than the depth of the mounting groove, and the locating of the top plate 9 and the locating of the bottom plate 8 can be realized by matching the locating levers 17 with the jacks during mounting, so that the mounting of the top plate 9 and the bottom plate 8 is more accurate.

The utility model discloses in, during the installation, insert the locating lever 17 in the jack that corresponds, then exert pressure to valve gap 3 with the help of the instrument and make the lateral wall of mounting groove can extrude two trapezoidal pieces 12, trapezoidal piece 12 receives pressure entering flexible inslot, then continue to exert pressure, align with the shifting chute until trapezoidal piece 12, first spring 11 can push trapezoidal piece 12 into the shifting chute this moment, can accomplish the installation that realizes disk seat 2 and valve gap 3 through the butt joint of bottom plate 8 with roof 9 this moment, during the dismantlement, press two buttons 15 respectively, can release the shifting chute with trapezoidal piece 12 through the cooperation of push rod 14 and ejector pad 13, and then accomplish the separation of disk seat 2 and valve gap 3.

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 (6)

1. A gate valve convenient and quick to install comprises a valve body (1), a valve seat (2), a valve cover (3), a valve rod (4), a rotating wheel (5), a flashboard (6) and two flange plates (7), and is characterized in that the flashboard (6) is in threaded connection with the valve rod (4), a threaded hole matched with the valve rod (4) is formed in the flashboard (6), a bottom plate (8) is installed at the top end of the valve seat (2), a top plate (9) is installed at the bottom end of the valve cover (3), a mounting groove matched with the top plate (9) is formed in the top wall of the bottom plate (8), and two sealing rings (10) are installed on the bottom wall of the mounting groove in an embedded mode;

two flexible grooves are symmetrically formed in two ends of the top plate (9), two first springs (11) are installed in the flexible grooves, two limiting plates are installed at one ends, far away from each other, of the first springs (11), two trapezoidal blocks (12) are installed on the side wall, far away from one side, of the limiting plates, moving grooves are symmetrically formed in two sides of the mounting groove, two pushing blocks (13) are arranged in the moving grooves in a sliding mode, two pushing rods (14) are installed at one ends, far away from each other, of the pushing rods (14), one ends, far away from each other, of the pushing rods (14) extend to the outer side of the bottom plate (8) and are provided with buttons (15), and two second springs (16) are arranged on the side wall of the pushing rods (14) in a winding mode.

2. The gate valve convenient and quick to install according to claim 1, wherein two positioning rods (17) are symmetrically installed on the bottom wall of the top plate (9), two insertion holes are symmetrically formed in the bottom wall of the installation groove, and the two positioning rods (17) are respectively inserted into the corresponding insertion holes.

3. An easily and quickly installed gate valve according to claim 2, wherein the length of each locating rod (17) is greater than the depth of the installation groove.

4. An easy and fast to install gate valve according to claim 1, characterized in that the ends of the two trapezoidal blocks (12) far away from each other extend to the outside of the top plate (9), and the two moving grooves are respectively matched with the trapezoidal blocks (12) on the same side.

5. A gate valve convenient and quick to install according to claim 1, wherein the bottom wall of the top plate (9) is provided with annular grooves matched with the two sealing rings (10) respectively.

6. A gate valve convenient and quick to install according to claim 1, wherein a rubber ring is embedded and installed on one side wall of the two flange plates (7) far away from the valve body (1).

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