CN212455655U

CN212455655U - Built-in filter screen of self-closing valve

Info

Publication number: CN212455655U
Application number: CN202021020565.3U
Authority: CN
Inventors: 王德兵
Original assignee: Jiangsu Jia De An Gas Equipment Technology Co ltd
Current assignee: Jiangsu Jia De An Gas Equipment Technology Co ltd
Priority date: 2020-06-06
Filing date: 2020-06-06
Publication date: 2021-02-02
Anticipated expiration: 2030-06-06

Abstract

The utility model discloses a self-closing valve embeds filter screen panel relates to filter screen panel device technical field, and filter screen panel for solving current self-closing valve installation can not be very convenient after using a period dismantle abluent problem to filtering the screen panel. The fuel gas filter comprises a self-closing valve seat, and is characterized in that a valve cover is installed above the self-closing valve seat, a reset cover is installed above the valve cover, a connecting rod is installed below the interior of the reset cover, a magnet is installed below the connecting rod, a push rod is installed below the magnet, a valve rod is installed on one side of the push rod, a valve port sealing rubber pad is installed on one side of the valve rod, a filter pipeline is installed below the self-closing valve seat, a flange sealing cover is installed on one side of the filter pipeline, the flange sealing cover is installed on the inner portion of the filter pipeline, a filter screen cover is installed inside the filter screen cover, a fuel gas filter inlet is formed in the inner portion of the filter screen cover, a.

Description

Built-in filter screen of self-closing valve

Technical Field

The utility model relates to a filter screen panel device technical field specifically is a self-closing valve embeds filter screen panel.

Background

The self-closing valve is arranged on a low-pressure gas system pipeline, when the pressure of gas supplied by the pipeline is under-pressure and overpressure, the device can be automatically closed and needs to be manually opened without electricity or other external power, the self-closing valve is arranged at the joint of the tail end of the pipeline behind the gas meter and a rubber pipe, and has the functions of under-pressure, overpressure and decompression automatic closing and manual resetting.

However, the filter screen installed on the existing self-closing valve cannot be detached and cleaned conveniently after being used for a period of time, which brings inconvenience to the cleaning of the filter screen, and therefore, a self-closing valve built-in filter screen is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a self-closing valve embeds filter screen panel to solve the filter screen panel of the current self-closing valve installation that provides in the above-mentioned background art and can not be very convenient after using a period dismantle abluent problem to filtering the screen panel.

In order to achieve the above object, the utility model provides a following technical scheme: a built-in filter screen cover of a self-closing valve comprises a self-closing valve seat, a valve cover is mounted above the self-closing valve seat, the valve cover is fixedly connected with the self-closing valve seat through a fixing screw, a reset cover is mounted above the valve cover, a connecting rod is mounted below the interior of the reset cover, a magnet is mounted below the connecting rod, a push rod is mounted below the magnet, the connecting rod, the magnet and the push rod are fixedly connected through screws, a valve rod is mounted on one side of the push rod, a valve port sealing rubber pad is mounted on one side of the valve rod, inlet connecting threads are arranged on the periphery of the inner wall of one end of the self-closing valve seat, a limit stop block is arranged on one side of the inlet connecting threads, a gas inlet is arranged on one side of the limit stop block, a filter pipeline is mounted below the self-closing valve, the flange sealing cover is fixedly connected with the filtering pipeline through a fixing screw, a filtering net cover is installed inside the filtering pipeline, a gas purifying channel is arranged on one side of the gas inlet, and an outlet connecting thread is arranged inside the other end of the self-closing valve seat.

Preferably, the inside of filtering the screen panel is provided with the gas and filters the entry, the baffle is installed to the lower extreme of filtering the screen panel, the outer wall of filtering the screen panel is provided with the filtration mouth all around.

Preferably, six fixing screws are arranged, and are symmetrical about the vertical center line of the valve cover.

Preferably, one end of the screw passes through the connecting rod and the magnet and extends to the inner part of the push rod respectively.

Preferably, the valve port sealing rubber gasket is connected with the valve rod through a clamping groove.

Preferably, the number of the fixing screws is four, and the four fixing screws are symmetrical about a vertical center line of the flange sealing cover.

Preferably, the filtering openings are provided with a plurality of filtering openings which are uniformly distributed on the periphery of the outer wall of the filtering net cover.

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

1. this kind of self-closing valve embeds filters the screen panel through being provided with the filter line, the internally mounted of filter line has the filter screen panel, flange seal lid is installed to one side of filter line, can make the gas get into the back from self-closing valve disk seat entrance point through this kind of setting, then filtering through filtering the screen panel, impurity after the filtration remains in the inside of filtering the screen panel, after using a period, open flange seal lid through rotating set screw, then will filter the screen panel and take out, can make things convenient for very much fast like this and wash filtering the screen panel.

2. This kind of self-closing valve embeds filter screen panel is provided with a plurality of filtration mouth, makes filter screen panel can not lead to the fact the jam to filter screen panel's filtration mouth because of the impurity that filters down after using a period through a plurality of filtration mouth that sets up, causes the influence to filter screen panel's filter effect, also can make the filter velocity of natural gas faster simultaneously, can not influence user's use.

Drawings

FIG. 1 is an overall front view of the present invention;

fig. 2 is an overall sectional view of the present invention;

fig. 3 is a front view of the filter screen of the present invention.

In the figure: 1. a self-closing valve seat; 2. a valve cover; 3. fixing screws; 4. a reset cover; 5. a connecting rod; 6. a magnet; 7. a push rod; 8. a screw; 9. a valve stem; 10. the valve port is sealed by a rubber gasket; 11. an inlet connection thread; 12. a limit stop block; 13. a gas inlet port; 14. a filtration pipeline; 15. a flange sealing cover; 16. a set screw; 17. a filtering net cover; 1701. a gas filtering inlet; 1702. a baffle plate; 1703. a filter port; 18. a gas purification channel; 19. the outlet is connected with the screw thread.

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.

Referring to fig. 1-3, the present invention provides an embodiment: a built-in filter screen for a self-closing valve comprises a self-closing valve seat 1, a valve cover 2 is installed above the self-closing valve seat 1, the valve cover 2 is fixedly connected with the self-closing valve seat 1 through a fixing screw 3, a reset cover 4 is installed above the valve cover 2, a connecting rod 5 is installed below the interior of the reset cover 4, a magnet 6 is installed below the connecting rod 5, a push rod 7 is installed below the magnet 6, the connecting rod 5, the magnet 6 and the push rod 7 are fixedly connected through a screw 8, a valve rod 9 is installed on one side of the push rod 7, a valve port sealing rubber pad 10 is installed on one side of the valve rod 9, an inlet connecting thread 11 is arranged on the periphery of the inner wall of one end of the self-closing valve seat 1, a limit stop 12 is arranged on one side of the inlet connecting thread 11, a gas inlet 13 is arranged on one side of the limit stop 12, a filter, the flange sealing cover 15 is fixedly connected with the filtering pipeline 14 through a fixing screw 16, a filtering net cover 17 is installed inside the filtering pipeline 14, a purified gas channel 18 is arranged on one side of the gas inlet 13, and an outlet connecting thread 19 is arranged inside the other end of the self-closing valve seat 1.

Further, the inside of the filter screen cover 17 is provided with a gas filtering inlet 1701, the lower end of the filter screen cover 17 is provided with a baffle 1702, and the periphery of the outer wall of the filter screen cover 17 is provided with a filtering port 1703, so that impurities in the natural gas can be filtered, the self-closing valve cannot be damaged by the impurities, the using effect of the self-closing valve is affected, and great potential safety hazards are brought.

Furthermore, six fixing screws 3 are arranged, and the six fixing screws 3 are symmetrical about the vertical center line of the valve cover 2, so that the firmness of connection between the valve cover 2 and the self-closing valve seat 1 can be improved.

Further, the one end of screw 8 passes connecting rod 5, magnet 6 respectively and extends to the inside of push rod 7, can make the linkage effect between connecting rod 5, magnet 6 and the push rod 7 better, can effectually appear when under-pressure, superpressure, decompression in the gas, self-closing valve can self-closing.

Furthermore, the valve port sealing rubber gasket 10 is connected with the valve rod 9 through a clamping groove, so that the sealing effect of the self-closing valve can be improved when the self-closing valve is closed.

Further, the four fixing screws 16 are arranged, the four fixing screws 16 are symmetrical about the vertical center line of the flange sealing cover 15, the firmness of connection between the flange sealing cover 15 and the filtering pipeline 14 can be improved, meanwhile, the flange sealing cover 15 is convenient to disassemble, and the filtering net cover 17 is taken out to be cleaned.

Further, filter 1703 is provided with a plurality of, and a plurality of filter 1703 is evenly distributed all around at filter screen panel 17 outer wall, can avoid filter 1703 to cause the jam, causes the circumstances that the gas is unable, also raises the filter velocity of gas simultaneously, avoids causing the influence for user's use.

The working principle is as follows: when in use, the gas filter is connected with a gas pipeline through the inlet connecting thread 11, when in use, gas enters the gas filter inlet 1701 through the gas inlet 13, then the gas is filtered by a filter 1703 arranged on the periphery of the outer wall of the filter mesh enclosure 17, the filtered gas is discharged from the outlet end of the self-closing valve seat 1 through a gas purifying channel 18 for users to use, when the filter screen 17 is used for a period of time, impurities filtered from the fuel gas are left in the filter screen 17, then the flange sealing cover 15 is opened by rotating the fixing screw 16, the filter screen cover 17 is taken out, the filter screen 17 is cleaned, after the cleaning is finished, the filter screen 17 is arranged in the filter pipeline 14, then, the flange sealing cover 15 and the filtering pipeline 14 are sealed and fixed by rotating the fixing screw 16, and the cleaning speed of the filtering net cover 17 can be effectively improved by the arrangement.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a built-in filter screen panel of self-closing valve, includes self-closing valve disk seat (1), its characterized in that: the valve cover (2) is installed above the self-closing valve seat (1), the valve cover (2) is fixedly connected with the self-closing valve seat (1) through a fixing screw (3), the reset cover (4) is installed above the valve cover (2), the connecting rod (5) is installed below the interior of the reset cover (4), the magnet (6) is installed below the connecting rod (5), the push rod (7) is installed below the magnet (6), the connecting rod (5), the magnet (6) and the push rod (7) are fixedly connected through a screw (8), the valve rod (9) is installed on one side of the push rod (7), the valve port sealing rubber gasket (10) is installed on one side of the valve rod (9), the inlet connecting thread (11) is arranged on the periphery of the inner wall of one end of the self-closing valve seat (1), and the limiting stop block (12) is arranged on one side of the inlet connecting thread (11), the gas-operated automatic shut-off valve is characterized in that a gas inlet (13) is arranged on one side of the limit stop (12), a filtering pipeline (14) is installed below the self-shut-off valve seat (1), a flange sealing cover (15) is installed on one side of the filtering pipeline (14), the flange sealing cover (15) is fixedly connected with the filtering pipeline (14) through a fixing screw (16), a filtering net cover (17) is installed inside the filtering pipeline (14), a clean gas channel (18) is arranged on one side of the gas inlet (13), and an outlet connecting thread (19) is arranged inside the other end of the self-shut-off valve seat (1).

2. The built-in filter screen of the self-closing valve according to claim 1, characterized in that: the inside of filtering screen panel (17) is provided with gas and filters entry (1701), baffle (1702) are installed to the lower extreme of filtering screen panel (17), the outer wall of filtering screen panel (17) is provided with filtration mouth (1703) all around.

3. The built-in filter screen of the self-closing valve according to claim 1, characterized in that: six fixing screws (3) are arranged and are symmetrical about the vertical center line of the valve cover (2).

4. The built-in filter screen of the self-closing valve according to claim 1, characterized in that: one end of the screw (8) penetrates through the connecting rod (5) and the magnet (6) respectively and extends into the push rod (7).

5. The built-in filter screen of the self-closing valve according to claim 1, characterized in that: the valve port sealing rubber gasket (10) is connected with the valve rod (9) through a clamping groove.

6. The built-in filter screen of the self-closing valve according to claim 1, characterized in that: the number of the fixing screws (16) is four, and the four fixing screws (16) are symmetrical relative to the vertical center line of the flange sealing cover (15).

7. The built-in filter screen of the self-closing valve according to claim 2, characterized in that: the filtering openings (1703) are provided with a plurality of filtering openings (1703) which are uniformly distributed on the periphery of the outer wall of the filtering net cover (17).