CN213332460U

CN213332460U - Double-switch oil pipe plug valve

Info

Publication number: CN213332460U
Application number: CN202022030270.0U
Authority: CN
Inventors: 罗玉斌
Original assignee: Chongqing Yinhe Petrochemical Machinery Manufacturing Co ltd
Current assignee: Chongqing Yinhe Petrochemical Machinery Manufacturing Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-06-01
Anticipated expiration: 2030-09-16

Abstract

The utility model belongs to the technical field of the valve, especially, be a two switch oil pipe plug valve, including plug valve body, drainage channel has been seted up at plug valve body middle part, plug valve body's top mid-mounting has first lead screw, the bottom of first lead screw is rotated and is connected with the rolling disc, the bottom fixedly connected with valve rod of rolling disc, the bottom of valve rod is provided with the installed part, the bottom mid-mounting of installed part has the case, plug valve body's bottom fixedly connected with U-shaped frame, the middle part fixed mounting of U-shaped frame has the second lead screw, the top of second lead screw is provided with O shape piece, just O shape piece is located the case under. The utility model discloses guarantee that two switches oil pipe plug valve in use have better sealing performance, avoid the plug valve of two switches to have the phenomenon of leaking for the condition that two switches plug valve rusted or the column cap skidded at the switch reaches this convenience, makes the plug valve use too portably, convenient and practical.

Description

Double-switch oil pipe plug valve

Technical Field

The utility model relates to the technical field of valves, specifically be a two switch oil pipe plug valves.

Background

The plug valve is a rotary valve in a closing part or a plunger shape, and the opening or the closing of the valve is realized by rotating 90 degrees to enable a passage port on the plug to be communicated with or separated from a passage port on the valve body. The valve plug may be cylindrical or conical in shape. In a cylindrical valve plug, the passageway is generally rectangular; whereas in a tapered plug the passage is trapezoidal. These shapes make the construction of the plug valve lightweight. The invention is most suitable for use as a medium for switching off and on and for shunting, but may also be used for throttling, depending on the nature of the application and the erosion resistance of the sealing surfaces. Wherein the double-switch plug valve can be continuously used under the condition that the switch is rusted or the column head slides.

There are the following problems:

the effect is relatively poor in the two switch oil pipe plug valve stabilization that uses at present, can't guarantee the sealing performance of two switches for there is the phenomenon of leaking in the plug valve of two switches, thereby makes two switches plug valve reach this degree of convenience, and the plug valve use procedure of two switches is too complicated relatively, influences the availability factor of plug valve.

SUMMERY OF THE UTILITY MODEL

The utility model provides a two switches oil pipe plug valve, it is relatively poor to have solved the two switches oil pipe plug valve stabilizing effect that use at present, can't guarantee the sealing performance of two switches for there is the phenomenon of leaking in two switches's plug valve, thereby makes two switches plug valve reach this convenience, and two switches's plug valve use step is too complicated relatively, influences the problem of the availability factor of plug valve.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a two switches oil pipe plug valve, includes plug valve body, drainage channel has been seted up at plug valve body middle part, plug valve body's top mid-mounting has first lead screw, the bottom of first lead screw is rotated and is connected with the rolling disc, the bottom fixedly connected with valve rod of rolling disc, the bottom of valve rod is provided with the installed part, the bottom mid-mounting of installed part has the case, plug valve body's bottom fixedly connected with U-shaped frame, the middle part fixed mounting of U-shaped frame has the second lead screw, the top of second lead screw is provided with O shape piece, just O shape piece is located the case under.

As an optimal technical scheme of the utility model, the bottom fixed mounting of rolling disc has supporting spring, just supporting spring's bottom support is on the top of installed part.

As a preferred technical scheme of the utility model, the slip chamber has been seted up in the installed part, sliding connection has the slip dish in the slip chamber, the bottom fixed connection of valve rod is at the top middle part of slip dish.

As a preferred technical scheme of the utility model, the dish is twisted on the first hand of one end fixedly connected with of first lead screw, the dish is twisted on the second hand of one end fixedly connected with of second lead screw.

As an optimal technical scheme of the utility model, the matching groove has been seted up to the bottom of plug valve body, O shape spare matches sliding connection in the matching groove.

As an optimal technical scheme of the utility model, the top fixedly connected with of second lead screw rotates the post, just the other end of rotating the post rotates the lateral wall of connecting at the O-shaped spare.

As an optimized technical scheme of the utility model, plug valve body's lateral wall fixed mounting has the reinforcement screw, just the reinforcement screw is located the lateral wall department of installed part.

Compared with the prior art, the utility model provides a two switch oil pipe plug valves possesses following beneficial effect:

1. the double-switch oil pipe plug valve has the advantages that after a first lead screw breaks down or a first twisting disc breaks down in long-term use, the first twisting disc is utilized to position and fix an installation piece, so that a second twisting disc can be rotated to drive a second lead screw to rotate, the second lead screw supports an O-shaped piece through a rotating column, the O-shaped piece supports a valve core, the valve core compresses a supporting spring through the installation piece, a valve rod slides in a sliding cavity through the sliding disc, liquid can flow through the O-shaped piece, the use of double switches is completed, the double-switch oil pipe plug valve is guaranteed to have better sealing performance in use, the water leakage phenomenon of the double-switch plug valve is avoided, the double-switch plug valve achieves the certain convenience degree under the condition that a switch rusts or a column head slips, and the double-switch plug valve is enabled to be used to be too simple and convenient, is convenient and practical.

2. The double-switch oil pipe plug valve is characterized in that a sliding cavity is formed in an installation part, a sliding disc is connected in the sliding cavity in a sliding mode, and the bottom end of a valve rod is fixedly connected to the middle of the top end of the sliding disc; through utilizing the valve rod to have certain sliding distance through the slip dish in the slip chamber to can make supporting spring carry out the supporting role, also guarantee that the installed part has better stability can removing the in-process, the installed part can not produce the slope.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

fig. 2 is a cross-sectional view of the mounting member of the present invention;

fig. 3 is a schematic structural view of the O-shaped member of the present invention.

In the figure: 1. a plug valve body; 2. a drainage channel; 3. a first lead screw; 4. rotating the disc; 5. a first hand is screwed on the plate; 6. a valve stem; 7. a support spring; 8. a mounting member; 9. a sliding cavity; 10. a sliding disk; 11. A valve core; 12. a U-shaped frame; 13. a second lead screw; 14. an O-shaped piece; 15. a second hand is screwed on the plate; 16. and reinforcing the screw.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, in this embodiment: a double-switch oil pipe plug valve comprises a plug valve body 1, wherein a drainage channel 2 is formed in the middle of the plug valve body 1, a first lead screw 3 is installed in the middle of the top end of the plug valve body 1, a rotating disc 4 is rotatably connected to the bottom end of the first lead screw 3, a valve rod 6 is fixedly connected to the bottom end of the rotating disc 4, an installation part 8 is arranged at the bottom end of the valve rod 6, a valve core 11 is installed in the middle of the bottom end of the installation part 8, a U-shaped frame 12 is fixedly connected to the bottom end of the plug valve body 1, a second lead screw 13 is fixedly installed in the middle of the U-shaped frame 12, an O-shaped part 14 is arranged at the; the valve core 11 is utilized to block the drainage channel 2, the O-shaped piece 14 is utilized to complete the supporting function of the valve core 11, so that the double-switch plug valve achieves the convenience degree under the condition that the switch is rusted or the head of the plug valve slips, and the plug valve is simple and convenient to use.

In this embodiment, the bottom end of the rotating disc 4 is fixedly provided with the supporting spring 7, and the bottom end of the supporting spring 7 is supported at the top end of the mounting part 8; the supporting spring 7 supports the top end of the mounting part 8, so that the mounting part 8 supports the valve core 11. A sliding cavity 9 is formed in the mounting piece 8, a sliding disc 10 is connected in the sliding cavity 9 in a sliding mode, and the bottom end of the valve rod 6 is fixedly connected to the middle of the top end of the sliding disc 10; the support spring 7 can be caused to perform a supporting action by the valve rod 6 via the sliding disc 10 with a certain sliding distance in the sliding chamber 9. One end of the first screw rod 3 is fixedly connected with a first hand twisting disc 5, and one end of the second screw rod 13 is fixedly connected with a second hand twisting disc 15; the first screw rod 3 can be driven to rotate by the first hand-operated screwing plate 5, and the second screw rod 13 can be driven to rotate by the second hand-operated screwing plate 15. The bottom end of the plug valve body 1 is provided with a matching groove, and the O-shaped piece 14 is connected in the matching groove in a sliding manner in a matching way; so that the sliding performance of the O-shaped member 14 in the mating groove is more stable. The top end of the second screw rod 13 is fixedly connected with a rotating column, and the other end of the rotating column is rotatably connected to the side wall of the O-shaped piece 14; the second spindle 13 can be used to support the O-shaped element 14 via a rotary column. A reinforcing screw 16 is fixedly arranged on the side wall of the plug valve body 1, and the reinforcing screw 16 is positioned on the side wall of the mounting piece 8; after the first screw rod 3 is damaged, the reinforcing screw 16 can be supported on the side wall of the mounting part 8 for fixing, and the mounting part 8 is prevented from moving and generating leakage.

The utility model discloses a theory of operation and use flow: the first screwing disc 5 is rotated to drive the first screw rod 3 to move up and down, so that the support spring 7 can be driven to compress through the rotating disc 4, the mounting part 8 can be supported by the support spring 7, the valve core 11 can block the channel of the drainage channel 2, after the first screw rod 3 fails or the first screwing disc 5 fails in long-term use, the mounting part 8 is positioned and fixed by the reinforcing screw 16, the second screwing disc 15 can be rotated, the second screwing disc 15 drives the second screw rod 13 to rotate, the second screw rod 13 supports the O-shaped part 14 through the rotating column, so that the O-shaped part 14 supports the valve core 11, the valve core 11 compresses the support spring 7 through the mounting part 8, the valve rod 6 slides in the sliding cavity 9 through the sliding disc 10, so that the liquid can flow through the O-shaped part 14, and the use of double switches is completed, and has better stability in the using process.

Finally, it should be noted that: 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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 utility model provides a two switches oil pipe plug valve, includes plug valve body (1), drainage channel (2), its characterized in that have been seted up at plug valve body (1) middle part: the utility model discloses a plug valve, including plug valve body (1), the top mid-mounting of plug valve body (1) has first lead screw (3), the bottom of first lead screw (3) is rotated and is connected with rolling disc (4), the bottom fixedly connected with valve rod (6) of rolling disc (4), the bottom of valve rod (6) is provided with installed part (8), the bottom mid-mounting of installed part (8) has case (11), the bottom fixedly connected with U-shaped frame (12) of plug valve body (1), the middle part fixed mounting of U-shaped frame (12) has second lead screw (13), the top of second lead screw (13) is provided with O shape piece (14), just O shape piece (14) are located case (11) under.

2. The dual-switch tubing plug valve of claim 1, wherein: the bottom end of the rotating disc (4) is fixedly provided with a supporting spring (7), and the bottom end of the supporting spring (7) is supported at the top end of the mounting piece (8).

3. The dual-switch tubing plug valve of claim 1, wherein: a sliding cavity (9) is formed in the mounting piece (8), a sliding disc (10) is connected to the sliding cavity (9) in a sliding mode, and the bottom end of the valve rod (6) is fixedly connected to the middle of the top end of the sliding disc (10).

4. The dual-switch tubing plug valve of claim 1, wherein: one end of the first screw rod (3) is fixedly connected with a first hand twisting disc (5), and one end of the second screw rod (13) is fixedly connected with a second hand twisting disc (15).

5. The dual-switch tubing plug valve of claim 1, wherein: the bottom end of the plug valve body (1) is provided with a matching groove, and the O-shaped piece (14) is connected in the matching groove in a matching sliding mode.

6. The dual-switch tubing plug valve of claim 1, wherein: the top end of the second screw rod (13) is fixedly connected with a rotating column, and the other end of the rotating column is rotatably connected to the side wall of the O-shaped piece (14).

7. The dual-switch tubing plug valve of claim 1, wherein: the lateral wall fixed mounting of plug valve body (1) has reinforcement screw (16), just reinforcement screw (16) are located the lateral wall department of installed part (8).