CN209800740U

CN209800740U - Flange fluorine-lined butterfly valve

Info

Publication number: CN209800740U
Application number: CN201920445104.1U
Authority: CN
Inventors: 叶显星
Original assignee: Zhejiang Shanglong Valve Co Ltd
Current assignee: Zhejiang Shanglong Valve Co Ltd
Priority date: 2019-04-03
Filing date: 2019-04-03
Publication date: 2019-12-17
Anticipated expiration: 2029-04-03

Abstract

The utility model discloses a flange lining fluorine butterfly valve, concretely relates to valve field, comprises a valve seat, the both ends fixed mounting of disk seat has two sets of flange, the upper end welding of disk seat has the valve body, one side movable mounting of valve body has the carousel, the inside both sides of disk seat are provided with two sets of filter screens, one side that the inside of disk seat is located the filter screen is provided with the collar, one side fixed mounting of collar has the rubber circle. The utility model discloses a set up filter screen, first slider, first spout and magnet, the valve is when carrying the medium, and impurity can be through the filter screen in the medium, avoids causing certain corruption to the case, when installing new filter screen, inserts on the snap ring of collar earlier the draw-in groove of filter screen to the cardboard embedding is in the recess of snap ring in making the draw-in groove, rotates the filter screen after that, makes the card post of recess inner wall insert in the through-hole of cardboard, thereby fixes the filter screen, and is comparatively convenient.

Description

flange fluorine-lined butterfly valve

Technical Field

the utility model relates to a valve field, more specifically say, the utility model relates to a flange lining fluorine butterfly valve.

Background

The valve is used in fluid system, the device for controlling direction, pressure and flow of fluid is a device which can make the medium in the piping and equipment flow or stop and can control its flow, the flange butterfly valve is applicable to the pipelines of water, oil and air as medium in metallurgy, chemical industry, electric power and municipal engineering and water plant, etc., and can cut off fluid or regulate medium flow.

Patent application publication No. CN 205956406U's patent discloses a lining fluorine flange formula butterfly valve, through the inside sealed effect of lining fluorine structure reinforcing that increases of valve, axis and disk seat are concentric in 360 circumferences, and the flow can freely be adjusted, and along with operating pressure's rising, sealed effect is more ideal, has very strong corrosion-resistant function, has prolonged the life of valve, has reduced the cost.

However, when the valve is actually used, such as when the existing valve is used for conveying a medium, a solution is corroded by some impurities in the medium, and certain corrosion is caused on the valve core, so that the air tightness of the valve is affected.

SUMMERY OF THE UTILITY MODEL

in order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a flange lining fluorine butterfly valve, through setting up the filter screen, first slider, first spout and magnet, the valve is when carrying the medium, impurity can pass through the filter screen in the medium, avoid causing certain corruption to the case, when installing new filter screen, insert the snap ring of collar with the draw-in groove of filter screen earlier on, and make the interior cardboard embedding of draw-in groove in the recess of snap ring, rotate the filter screen after that, make in the card post of recess inner wall inserts the through-hole of cardboard, thereby fix the filter screen, and is comparatively convenient.

In order to achieve the above object, the utility model provides a following technical scheme: a flange fluorine-lined butterfly valve comprises a valve seat, wherein two groups of connecting flanges are fixedly arranged at two ends of the valve seat, a valve body is welded at the upper end of the valve seat, and a rotary disc is movably arranged at one side of the valve body;

Two groups of filter screens are arranged on two sides of the interior of the valve seat, an installation ring is arranged on one side, located on the filter screens, of the interior of the valve seat, a rubber ring is fixedly installed on one side of the installation ring, a first sliding block is welded at the top end of the installation ring, a first sliding groove is formed in the bottom end of the interior of the valve seat, a valve core is arranged in the center of the interior of the valve seat, a connecting rod is fixedly installed at the top end of the valve core, and a magnet is fixedly installed;

One side of the filter screen is provided with a clamping groove, two clamping plates are fixedly arranged inside the clamping groove, a through hole is formed inside the clamping plates, one side of the mounting ring is welded with a clamping ring, a groove is formed inside the clamping ring, and a clamping column is fixedly arranged on one side of the inner wall of the groove;

The top movable mounting of valve body has the movable rod, inside one side of valve body is provided with first gear, the below that the inside of valve body is located first gear is provided with the second gear, the inner wall fixed mounting of valve body has the second slider, the bottom fixed mounting of movable rod has the limiting plate.

in a preferred embodiment, a second sliding groove is formed in the outer surface of the movable rod, the second sliding groove is matched with a second sliding block, and the movable rod is connected with the valve body in a sliding mode through the second sliding block.

In a preferred embodiment, a limiting groove is formed in the second gear, the limiting groove is matched with the limiting plate, and the first gear is in transmission connection with the second gear.

In a preferred embodiment, one side of the second gear is fixedly connected with the rotating disc, and the top end of the connecting rod is fixedly connected with the bottom end of the second gear.

In a preferred embodiment, the first slide block is located inside the first sliding groove, the mounting ring is slidably connected through the first slide block, and the valve core is movably connected with the valve seat through a connecting rod.

In a preferred embodiment, the rubber ring is matched with the rubber plug, the clamping column is matched with the through hole, and the clamping groove is matched with the clamping ring.

The utility model discloses a technological effect and advantage:

1. By arranging the filter screen, the first sliding block, the first sliding groove and the magnet, when the valve is used for conveying a medium, impurities in the medium can pass through the filter screen on one side of the valve seat, and certain corrosion to the valve core is avoided, so that the air tightness of the valve is influenced;

2. Through being equipped with the movable rod, the limiting plate, spacing groove and second gear, when people need adjust the size of valve port, people can be earlier with movable rod rebound, make the limiting plate break away from the spacing groove, rotate the carousel after that, drive first gear through the carousel, drive the connecting rod of bottom through the second gear, thereby adjust the angle of case, change the size of valve port, after finishing when adjusting, insert the limiting groove of second gear with the limiting plate, make the unable rotation of second gear, avoid people to drive the carousel at the during operation carelessness, change the valve port size, thereby influence work efficiency, the practicality of valve has been increased.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of the filter screen of the present invention.

Fig. 3 is a schematic view of the internal structure of the valve seat of the present invention.

fig. 4 is a side view of the mounting ring of the present invention.

Fig. 5 is an internal schematic view of the valve body of the present invention.

Fig. 6 is a schematic structural diagram of the second gear of the present invention.

The reference signs are: 1 valve seat, 11 filter screens, 111 draw-in grooves, 112 cardboard, 12 collar, 121 snap rings, 122 recess, 123 card post, 13 rubber rings, 14 first slider, 15 first spout, 16 case, 161 rubber buffer, 17 connecting rods, 18 magnet, 2 flange, 3 valve body, 31 movable rod, 311 second spout, 32 first gear, 33 second gear, 331 spacing groove, 34 second slider, 35 limiting plate, 4 carousels.

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.

the utility model provides a flange fluorine lining butterfly valve, which comprises a valve seat 1, two groups of connecting flanges 2 are fixedly arranged at two ends of the valve seat 1, a valve body 3 is welded at the upper end of the valve seat 1, a rotary disc 4 is movably arranged at one side of the valve body 3, two groups of filter screens 11 are arranged at two sides of the interior of the valve seat 1, a mounting ring 12 is arranged at one side of the filter screen 11 in the interior of the valve seat 1, a rubber ring 13 is fixedly arranged at one side of the mounting ring 12, a first slide block 14 is welded at the top end of the mounting ring 12, a first slide groove 15 is arranged at the bottom end of the interior of the valve seat 1, a valve core 16 is arranged at the center of the interior of the valve seat 1, a connecting rod 17 is fixedly arranged at the top end of the valve core 16, a magnet 18 is fixedly arranged in the interior of the, the through-hole has been seted up to cardboard 112 inside, one side welding of collar 12 has snap ring 121, recess 122 has been seted up to the inside of snap ring 121, inner wall one side fixed mounting of recess 122 has card post 123, first slider 14 is located inside first spout 15, collar 12 is through first slider 14 sliding connection, case 16 passes through connecting rod 17 and 1 swing joint of disk seat, rubber ring 13 and rubber buffer 161 phase-match, card post 123 and through-hole phase-match, draw-in groove 111 and snap ring 121 phase-match.

As shown in fig. 1 to 4, the embodiment specifically is: when the valve is used for conveying a medium, impurities in the medium can pass through the filter screen 11 on one side of the valve seat 1 to retain the impurities in the medium, so that the impurities are prevented from being adhered to the valve core 16 and causing certain corrosion to the valve core 16, thereby affecting the air tightness of the valve, when the filter screen 11 needs to be replaced after being used for a period of time, people can rotate the filter screen 11 for a certain angle to separate the through hole on the clamping plate 112 from the clamping column 123, then pull the filter screen 11 out of the mounting ring 12, when a new filter screen 11 is installed, firstly insert the clamping groove 111 of the filter screen 11 into the clamping ring 121 of the mounting ring 12, and embed the clamping plate 112 in the clamping groove 111 into the groove 122 of the clamping ring 121, then rotate the filter screen 11 to insert the clamping column 123 on the inner wall of the groove 122 into the through hole of the clamping plate 112, thereby fixing the filter screen 11, after installation, people can close the valve core 16, when the valve, magnet 18 just is relative with first slider 14 in connecting rod 17, and first slider 14 can move to magnet 18 along first spout 15 through the appeal that magnet 18 produced to drive collar 12 and move to one side, when first slider 14 and magnet 18 adsorb together, the rubber circle 13 of collar 12 one side just overlaps on the rubber buffer 161 of case 16, increases the gas tightness of valve.

The top movable mounting of valve body 3 has movable rod 31, inside one side of valve body 3 is provided with first gear 32, the below that the inside of valve body 3 is located first gear 32 is provided with second gear 33, the inner wall fixed mounting of valve body 3 has second slider 34, the bottom fixed mounting of movable rod 31 has limiting plate 35, second spout 311 has been seted up to the surface of movable rod 31, second spout 311 and second slider 34 phase-match, movable rod 31 passes through second slider 34 and 3 sliding connection of valve body, spacing groove 331 has been seted up to the inside of second gear 33, spacing groove 331 and limiting plate 35 phase-match, first gear 32 is connected with second gear 33 transmission, one side and 4 fixed connection of carousel of second gear 33, the top of connecting rod 17 and the bottom fixed connection of second gear 33.

As shown in fig. 5 to 6, the embodiment is specifically as follows: when people need to adjust the size of the valve port, people can firstly move the movable rod 31 upwards along the second sliding block 34, so that the limiting plate 35 at the bottom end of the movable rod 31 is separated from the limiting groove 331, the limitation on the second gear 33 is removed, then the rotating disc 4 is rotated, the first gear 32 is driven through the rotating disc 4, the first gear 32 can drive the second gear 33 to rotate through stripes, the connecting rod 17 at the bottom end is driven through the second gear 33, the angle of the valve core 16 is adjusted, the size of the valve port is changed, after the adjustment is finished, the movable rod 31 is pushed down along the second sliding block 34, the limiting plate 35 is inserted into the limiting groove 331 of the second gear 33, the second gear 33 cannot rotate, the situation that people carelessly drive the rotating disc 4 during the work, the size of the valve port is changed, the working efficiency is influenced is avoided, and the practicability of the valve.

The utility model discloses the theory of operation:

referring to the attached drawings 1-4 of the specification, when a valve conveys a medium, impurities in the medium can pass through the filter screen 11 on one side of the valve seat 1, and certain corrosion to the valve core 16 is avoided, so that the air tightness of the valve is affected, when a new filter screen 11 is installed, the clamping groove 111 of the filter screen 11 is firstly inserted into the clamping ring 121 of the installation ring 12, the clamping plate 112 in the clamping groove 111 is embedded into the groove 122 of the clamping ring 121, then the filter screen 11 is rotated, the clamping column 123 on the inner wall of the groove 122 is inserted into the through hole of the clamping plate 112, so that the filter screen 11 is fixed, and after the installation is finished, people can conveniently replace the filter screen 11;

Referring to the accompanying drawings of the specification 5-6, when people need to adjust the size of the valve port, people can firstly move the movable rod 31 upwards to enable the limiting plate 35 to be separated from the limiting groove 331, then the rotary disc 4 is rotated, the first gear 32 is driven through the rotary disc 4, the connecting rod 17 at the bottom end is driven through the second gear 33, so that the angle of the valve core 16 is adjusted, the size of the valve port is changed, after the adjustment is finished, the limiting plate 35 is inserted into the limiting groove 331 of the second gear 33, the second gear 33 cannot rotate, the phenomenon that people carelessly drive the rotary disc 4 during the work is avoided, the size of the valve port is changed, the work efficiency is affected, and the practicability of the valve is improved.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

Secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

And finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. a flange lining fluorine butterfly valve, includes disk seat (1), its characterized in that: two groups of connecting flanges (2) are fixedly mounted at two ends of the valve seat (1), a valve body (3) is welded at the upper end of the valve seat (1), and a rotary table (4) is movably mounted at one side of the valve body (3);

two groups of filter screens (11) are arranged on two sides of the interior of a valve seat (1), a mounting ring (12) is arranged on one side, located on the filter screens (11), of the interior of the valve seat (1), a rubber ring (13) is fixedly mounted on one side of the mounting ring (12), a first sliding block (14) is welded to the top end of the mounting ring (12), a first sliding groove (15) is formed in the bottom end of the interior of the valve seat (1), a valve core (16) is arranged in the center of the interior of the valve seat (1), a connecting rod (17) is fixedly mounted at the top end of the valve core (16), and a magnet (18) is fixedly mounted in the interior;

one side of the filter screen (11) is provided with a clamping groove (111), two clamping plates (112) are fixedly mounted inside the clamping groove (111), a through hole is formed inside each clamping plate (112), a clamping ring (121) is welded on one side of the mounting ring (12), a groove (122) is formed inside each clamping ring (121), and a clamping column (123) is fixedly mounted on one side of the inner wall of each groove (122);

The top movable mounting of valve body (3) has movable rod (31), inside one side of valve body (3) is provided with first gear (32), the below that the inside of valve body (3) is located first gear (32) is provided with second gear (33), the inner wall fixed mounting of valve body (3) has second slider (34), the bottom fixed mounting of movable rod (31) has limiting plate (35).

2. A flange fluorine-lined butterfly valve according to claim 1, wherein: a second sliding groove (311) is formed in the outer surface of the movable rod (31), the second sliding groove (311) is matched with a second sliding block (34), and the movable rod (31) is connected with the valve body (3) in a sliding mode through the second sliding block (34).

3. a flange fluorine-lined butterfly valve according to claim 1, wherein: limiting groove (331) have been seted up to inside of second gear (33), limiting groove (331) and limiting plate (35) phase-match, first gear (32) are connected with second gear (33) transmission.

4. A flange fluorine-lined butterfly valve according to claim 1, wherein: one side of the second gear (33) is fixedly connected with the turntable (4), and the top end of the connecting rod (17) is fixedly connected with the bottom end of the second gear (33).

5. A flange fluorine-lined butterfly valve according to claim 1, wherein: the first sliding block (14) is located inside the first sliding groove (15), the mounting ring (12) is connected with the first sliding block (14) in a sliding mode, and the valve core (16) is movably connected with the valve seat (1) through a connecting rod (17).

6. A flange fluorine-lined butterfly valve according to claim 1, wherein: rubber circle (13) and rubber buffer (161) phase-match, card post (123) and through-hole phase-match, draw-in groove (111) and snap ring (121) phase-match.