CN215720913U

CN215720913U - Forged steel valve

Info

Publication number: CN215720913U
Application number: CN202122065591.9U
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 forged steel valve, which comprises a connecting pipe, wherein a lower shell is installed at the top of the connecting pipe, an upper shell is installed at the top of the lower shell, a support is installed at the top of the upper shell, mounting holes are formed among the connecting pipe, the lower shell and the upper shell, a valve is installed in each mounting hole, a valve rod is installed at the top of the valve, a screw hole is formed in the upper shell, one end of the screw hole is communicated with the mounting hole, the valve rod is in threaded connection with the screw hole, one end of the valve rod penetrates through the screw hole, threaded holes are formed in the lower shell and the upper shell, a screw is connected with the screw in each threaded hole, a screw sleeve is installed at the top of the upper shell, a pair of mounting blocks are installed on the left side and the right side of each screw sleeve, a screw rod is connected between each pair of the mounting holes through a shaft, a support plate is sleeved on the outer side of the valve rod, and each pair of screw rods penetrates through the support plates; the forged steel valve is convenient to detach and install, simple and reasonable in structure, high in practicability and convenient to widely popularize and use.

Description

Forged steel valve

Technical Field

The utility model relates to the technical field of valves, in particular to a forged steel valve.

Background

Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow). According to their function, they can be classified into shut-off valves, check valves, regulating valves, and the like.

Forged steel valve is applicable to oil field thermal recovery system and other boiler flow system, and in prior art, most forged steel valve all have the dismouting comparatively loaded down with trivial details when using, and the valve rod can appear the phenomenon of local rocking after work end time to influence the normal use of valve, therefore we make the improvement to this, provide one kind and forge steel valve.

SUMMERY OF THE UTILITY MODEL

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

the utility model relates to a forged steel valve, which comprises a connecting pipe, wherein a lower shell is arranged at the top of the connecting pipe, an upper shell is arranged at the top of the lower shell, a support is arranged at the top of the upper shell, mounting holes are formed among the connecting pipe, the lower shell and the upper shell, a valve is arranged in each mounting hole, a valve rod is arranged at the top of the valve, a screw hole is arranged in each upper shell, one end of each screw hole is communicated with the corresponding mounting hole, the valve rod is in threaded connection with the corresponding screw hole, one end of the valve rod penetrates through the corresponding screw hole, threaded holes are formed in the lower shell and the upper shell, a screw is in threaded connection with the corresponding screw holes in each screw hole, a screw sleeve is arranged at the top of the upper shell, a pair of mounting blocks are arranged on the left side and the right side of the screw sleeve, a screw rod is connected between each pair of the mounting holes through a shaft, and a support plate is sleeved outside the valve rod, and a pair of the screws penetrate through the supporting plate.

As a preferable technical solution of the present invention, the size of the valve is slightly larger than the size of the mounting hole provided inside the connection pipe.

As a preferred technical scheme of the utility model, one side of the upper shell is provided with a plurality of air holes.

As a preferable technical scheme of the utility model, the bottom of the valve rod is sleeved with an installation seat, the installation seat is connected with the valve, an installation groove is formed in the installation seat, sliding blocks are installed on the left side and the right side of the valve rod, and the sliding blocks are rotatably clamped in the installation groove.

As a preferable technical scheme of the utility model, threaded holes are formed in the support, the threaded sleeve and the support plate, and the valve rod is respectively in threaded connection with the support, the threaded sleeve and the support plate.

As a preferable technical scheme of the utility model, a nut is sleeved on the outer side of the screw rod, a thread is arranged in the nut, the screw rod is in threaded connection with the nut, and the nut is positioned at the top of the supporting plate.

As a preferable technical scheme of the utility model, the top of the valve rod is provided with a hexagonal nut, the top of the hexagonal nut is provided with a valve cover, the bottom of the valve cover is provided with a slot matched with the hexagonal nut, and the hexagonal nut is clamped with the slot in a sliding manner.

The utility model has the beneficial effects that:

1. according to the forged steel valve, the upper shell, the lower shell and the screw are matched for use, so that the upper shell and the lower shell are disassembled and installed, the valve rod is supported by the mounting plate through the matched use of the nut, the screw rod, the screw sleeve, the mounting block and the valve rod, and finally the valve rod is supported by the support through the matched use of the upper shell, the support and the valve rod, so that the support effect of the support on the valve rod is realized, the phenomenon of shaking after the valve rod works for a period of time is effectively avoided, and the working efficiency is influenced;

2. according to the forged steel valve, the valve cover, the hexagon nut and the valve rod are matched for use, so that the valve cover and the valve rod can be conveniently and quickly mounted and dismounted, the mounting holes formed in the upper shell are depressurized through the plurality of air holes formed in one side of the upper shell, and the damage to parts such as the valve rod and the like due to the fact that the internal pressure of the upper shell is too large is effectively avoided; the forged steel valve is convenient to detach and install, simple and reasonable in structure, high in practicability and convenient to widely popularize and use.

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 forged steel valve of the present invention;

FIG. 2 is a cross-sectional view of a forged steel valve of the present invention;

FIG. 3 is a side cross-sectional view of a forged steel valve of the present invention;

FIG. 4 is a schematic illustration of the installation of a forged steel valve cover and hex nut of the present invention;

FIG. 5 is a schematic illustration of the installation of a forged steel gate valve and valve stem of the present invention;

FIG. 6 is an enlarged view of the structure A of FIG. 1 of a forged steel valve according to the present invention.

In the figure: 1. a connecting pipe; 2. a lower housing; 3. an upper housing; 4. a valve; 5. a valve stem; 6. a screw; 7. mounting blocks; 8. a screw; 9. a threaded sleeve; 10. a support plate; 11. a nut; 12. a valve cover; 13. a hexagonal nut; 14. air holes are formed; 15. a support; 16. a mounting seat; 17. a slide block.

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 figures 1-6, the forged steel valve of the utility model comprises a connecting pipe 1, a lower shell 2 is mounted on the top of the connecting pipe 1, an upper shell 3 is mounted on the top of the lower shell 2, a bracket 15 is mounted on the top of the upper shell 3, mounting holes are arranged among the connecting pipe 1, the lower shell 2 and the upper shell 3, a valve 4 is mounted in each mounting hole, a valve rod 5 is mounted on the top of the valve 4, a screw hole is arranged in the upper shell 3, one end of the screw hole is communicated with the mounting hole, the valve rod 5 is in threaded connection with the screw hole, one end of the valve rod 5 passes through the screw hole, threaded holes are arranged in the lower shell 2 and the upper shell 3, a screw 6 is in threaded connection with the screw hole, a threaded sleeve 9 is mounted on the top of the upper shell 3, a pair of mounting blocks 7 are mounted on the left side and the right side of the threaded sleeve 9, a screw 8 is connected between the pair of the mounting holes through a shaft, a support plate 10 is sleeved on the outer side of the valve rod 5, and a pair of screws 8 are passed through the support plate 10.

The size of the valve 4 is slightly larger than that of the mounting hole formed in the connecting pipe 1, and the size of the valve 4 is slightly larger than that of the mounting hole formed in the connecting pipe 1, so that sealing between the feeding hole and the discharging hole in the connecting pipe 1 is realized.

Wherein, one side of going up casing 3 is equipped with a plurality of bleeder vents 14, and a plurality of bleeder vents 14 that are equipped with through one side of going up casing 3 prevent to go up casing 3 inside and be equipped with the big grow of mounting hole pressure, cause the damage of spare part.

Wherein, the bottom cover of valve rod 5 is equipped with mount pad 16, and mount pad 16 is connected with valve 4, and the inside of mount pad 16 is equipped with the mounting groove, and slider 17 is all installed to the left and right sides of valve rod 5, and slider 17 rotates the block in the mounting groove, rotates the block through slider 17 in the mounting groove, has realized the movable mounting between valve rod 5 and the valve 4.

Wherein, the inside of support 15, swivel nut 9 and backup pad 10 is equipped with the screw hole, and valve rod 5 respectively with support 15, swivel nut 9 and backup pad 10 threaded connection, through valve rod 5 respectively with support 15, swivel nut 9 and backup pad 10 threaded connection, the valve rod 5 of being convenient for rotates in the screw hole that support 15, swivel nut 9 and backup pad 10 inside were equipped with.

Wherein, the outside cover of screw rod 8 is equipped with

nut

11, and 11 inside screw threads that are equipped with of nut, and

screw rod

8 and 11 threaded connection of nut, nut 11 are located the top of backup pad 10, through

screw rod

8 and 11 threaded connection of nut, and nut 11 is located the top of backup pad 10, have realized the tight installation of clamp between screw rod 8 and the backup pad 10.

Wherein, hexagon nut 13 is installed at the top of valve rod 5, and valve gap 12 is installed at the top of hexagon nut 13, and the bottom of valve gap 12 is equipped with and 13 assorted flutings of hexagon nut, and hexagon nut 13 and fluting slip block, through hexagon nut 13 and fluting slip block, convenient to use person rotates valve gap 12.

The working principle is as follows: when the valve cap 12 is rotated, when the valve rod 5 descends under the action of the valve cap 12, the valve 4 closes a feeding hole and a discharging hole in the connecting pipe 1, the valve rod 5 ascends under the action of the valve cap 12, the pressure in the mounting hole is increased, the air hole 14 arranged on one side of the upper shell 3 discharges the pressure again, when the valve cap is disassembled, the screw 6 is unscrewed, the upper shell 3 and the lower shell 2 are separated, then the valve cap 12 is taken out from the hexagon nut 13, the nut 11 and the screw sleeve 9 are rotated, and the screw sleeve 9 and the supporting plate 10 are taken out from the valve rod 5, so that the effect of convenient disassembly is achieved; the forged steel valve is convenient to detach and install, simple and reasonable in structure, high in practicability and convenient to widely popularize and use.

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 forged steel valve comprises a connecting pipe (1) and is characterized in that a lower shell (2) is installed at the top of the connecting pipe (1), an upper shell (3) is installed at the top of the lower shell (2), a support (15) is installed at the top of the upper shell (3), a mounting hole is formed among the connecting pipe (1), the lower shell (2) and the upper shell (3), a valve (4) is installed inside the mounting hole, a valve rod (5) is installed at the top of the valve (4), a screw hole is formed inside the upper shell (3), one end of the screw hole is communicated with the mounting hole, the valve rod (5) is in threaded connection with the screw hole, one end of the valve rod (5) penetrates through the screw hole, threaded holes are formed inside the lower shell (2) and the upper shell (3), a screw sleeve (9) is installed at the top of the upper shell (3), a pair of mounting blocks (7) are installed on the left side and the right side of the threaded sleeve (9), a screw rod (8) is connected between the mounting holes through a shaft, a supporting plate (10) is sleeved on the outer side of the valve rod (5), and the screw rod (8) penetrates through the supporting plate (10).

2. A forged steel valve according to claim 1, wherein said valve (4) is slightly larger than the mounting hole provided in the interior of the connecting tube (1).

3. A forged steel valve according to claim 1, wherein said upper housing (3) is provided with a plurality of vent holes (14) on one side.

4. The forged steel valve according to claim 1, wherein a mounting seat (16) is sleeved at the bottom of the valve rod (5), the mounting seat (16) is connected with the valve (4), a mounting groove is formed in the mounting seat (16), sliding blocks (17) are mounted on the left side and the right side of the valve rod (5), and the sliding blocks (17) are rotatably clamped in the mounting groove.

5. A forged steel valve according to claim 1, wherein threaded holes are provided inside the support (15), the threaded sleeve (9) and the support plate (10), and the valve rod (5) is in threaded connection with the support (15), the threaded sleeve (9) and the support plate (10), respectively.

6. The forged steel valve according to claim 1, wherein a nut (11) is sleeved on the outer side of the screw rod (8), threads are arranged inside the nut (11), the screw rod (8) is in threaded connection with the nut (11), and the nut (11) is located at the top of the supporting plate (10).

7. The forged steel valve according to claim 1, wherein a hexagonal nut (13) is mounted at the top of the valve rod (5), a valve cover (12) is mounted at the top of the hexagonal nut (13), a slot matched with the hexagonal nut (13) is formed in the bottom of the valve cover (12), and the hexagonal nut (13) is in sliding clamping with the slot.