CN214367810U

CN214367810U - Butt clamp type soft sealing butterfly valve

Info

Publication number: CN214367810U
Application number: CN202120257887.8U
Authority: CN
Inventors: 黄凤娟
Original assignee: SHANGHAI EVER MARK VALVE CO Ltd
Current assignee: SHANGHAI EVER MARK VALVE CO Ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-10-08
Anticipated expiration: 2031-01-29

Abstract

The utility model discloses a butt clamp formula soft seal butterfly valve belongs to the valve field, which comprises a valve body, valve body upper end fixed mounting has the fixed column, fixed column upper end fixed mounting has the pedestal, the inside movable mounting of pedestal has the valve rod, the valve rod lower extreme runs through the inside commentaries on classics of valve body and has connect the valve disc, the inside draw-in groove that is equipped with of opening of pedestal right-hand member lateral wall, valve rod upper end fixed mounting has the dead lever, dead lever right-hand member center downside outer wall fixed mounting has the fixed plate, the pivot is equipped with in the inside commentaries on classics of fixed plate, pivot right-hand member outer wall rotates and installs even board, even board left end fixedly connected with cardboard, even board right-hand member upside fixed mounting has the spring. Through setting up embedded fixed knot structure, anti-skidding structure and lever structure, improved the practicality of butterfly valve.

Description

Butt clamp type soft sealing butterfly valve

Technical Field

The utility model relates to the technical field of valves, especially, relate to a wafer formula soft sealing butterfly valve.

Background

The butterfly plate of the wafer butterfly valve is arranged in the diameter direction of the pipeline. In the cylindrical channel of the butterfly valve body, the disc-shaped butterfly plate rotates around the axis, the rotation angle is 0-90 degrees, the flow adjusting effect can be achieved, and when the butterfly plate rotates to 90 degrees, the valve reaches the maximum opening degree.

Patent CN 201922223367.0's publication a butt clamp formula soft seal butterfly valve, this butterfly valve is poor to current butterfly valve leakproofness, cause rivers too big easily and lead to it to appear damaging, bring inconveniently for people's use, through the compression spring between last handle and the lower handle, the accessible manpower will be gone up the handle and the lower handle is held tightly, it breaks away from the draw-in groove to drive the fixture block, then rotate the upper handle, utilize the rotation of handle drive valve rod and valve plate, rotatable angle is judged to accessible pointer and scale simultaneously, it is further, through the ring packing, sealing ring and O type circle, guarantee the leakproofness of valve body, prevent that any leakage from taking place for the valve body is inside.

The butterfly valve has the following defects: the fixing effect of the butterfly valve is not good, the butterfly valve can fall off and rotate randomly when being slightly collided, the butterfly valve cannot achieve the sealing effect, and the practicability of the butterfly valve is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a butt-clamping type soft sealing butterfly valve, which aims to adopt an anti-slip mechanism, an embedded fixed structure and an elastic telescopic structure, when the butterfly valve is needed to be used, an inserted bar is upwards pulled to move upwards and be taken out from a slot A and a slot B, a connecting plate is upwards pinched, an extrusion spring converts kinetic energy into elastic potential energy, the connecting plate rotates upwards under the rotating action of a rotating shaft, thereby driving a clamping plate fixedly connected with the left end to rotate downwards under the rotating action of the rotating shaft, the clamping plate moves downwards and separates from a clamping groove, thereby holding the connecting plate and a fixed rod to rotate integrally to drive a valve rod to rotate, driving a valve disc of lower end switching to rotate in a valve body, closing or opening as required, after the valve disc rotates to a required position, the clamping plate aligns with the clamping groove, the pressure on the connecting plate is released, the spring converts the elastic potential energy into the kinetic energy, the connecting plate is downwards pushed to form a lever structure under the action of the rotating shaft, so that the left end clamping plate rotates upwards and is clamped in the clamping groove at a corresponding position, the non-slip shoe card of cardboard upside fixed mounting's dull polish material uses the inserted bar to aim at slot A and slot B once more and inserts downwards simultaneously in the draw-in groove, avoids even board random rotation, has improved stable effect, has increased the practicality of butterfly valve.

The utility model provides a specific technical scheme as follows:

the utility model provides a butt-clamping type soft sealing butterfly valve, which comprises a valve body, wherein a fixed column is fixedly arranged at the upper end of the valve body, a pedestal is fixedly arranged at the upper end of the fixed column, a valve rod is movably arranged in the pedestal, the lower end of the valve rod penetrates through the interior of the valve body and is rotatably connected with a valve disc, a clamping groove is arranged in the side wall of the right end of the pedestal, a fixed rod is fixedly arranged at the upper end of the valve rod, a fixed plate is fixedly arranged on the outer wall of the lower side of the center of the right end of the fixed rod, a rotating shaft is rotatably arranged in the inner part of the fixed plate, a connecting plate is rotatably arranged on the outer wall of the right end of the rotating shaft, a clamping plate is fixedly connected with the left end of the connecting plate, a spring is fixedly arranged on the upper side of the right end of the connecting plate, the left end of the clamping plate is clamped in the clamping groove, an anti-skid block is fixedly arranged on the outer wall of the upper side of the clamping plate, a slot A is arranged in the inner part of the right end of the fixed rod, a slot B is arranged in the center of the connecting plate, and the inserting rods are inserted into the inserting grooves A and B.

Optionally, the size of the clamping groove is matched with the size of the clamping groove, so that an embedded fixing structure is formed.

Optionally, the anti-slip blocks are triangular and made of frosted materials.

Optionally, the size of the inserted link is matched with the size of the slot a and the slot B to form an embedded fixing structure.

Optionally, the connecting plate, the clamping plate and the rotating shaft form a lever structure.

The utility model has the advantages as follows:

the embodiment of the utility model provides a butt clamp formula soft seal butterfly valve, through anti-skidding mechanism, embedded fixed knot constructs and elastic expansion structure, when needing to use the butterfly valve, upwards stimulate the inserted bar and make it upwards move from slot A and slot B and take out, pinch the tie plate upwards, the extrusion spring converts kinetic energy into elastic potential energy, the tie plate upwards rotates under the rotation of pivot, thereby drive left end fixedly connected's cardboard downwards rotates under the rotation of pivot, move the separation downwards from the draw-in groove, thereby it drives the valve rod rotation to hold tie plate and dead lever integral rotation, drive the valve disc of lower extreme switching in the valve body rotation, close as required or open, after using, after rotating to the required position, make the cardboard align the draw-in groove, loosen the pressure to the tie plate, the spring converts elastic potential energy into kinetic energy, downwards promote the tie plate form lever structure under the effect of pivot and make the left end cardboard upwards rotate and block in the draw-in groove of relevant position, the non-slip shoe card of cardboard upside fixed mounting's dull polish material uses the inserted bar to aim at slot A and slot B once more and inserts downwards simultaneously in the draw-in groove, avoids even board random rotation, has improved stable effect, has increased the practicality of butterfly valve.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic front sectional view of a wafer-type soft seal butterfly valve according to an embodiment of the present invention;

fig. 2 is a partially enlarged structural schematic view of a portion a in fig. 1 of a wafer type soft seal butterfly valve according to an embodiment of the present invention;

fig. 3 is an enlarged schematic structural diagram of a portion B in fig. 1 of a wafer type soft seal butterfly valve according to an embodiment of the present invention.

In the figure: 1. a valve body; 2. fixing a column; 3. a pedestal; 4. a valve stem; 5. a valve disc; 6. fixing the rod; 7. a card slot; 8. a fixing plate; 9. a rotating shaft; 10. connecting plates; 11. a spring; 12. clamping a plate; 13. anti-skid blocks; 14. a slot A; 15. a slot B; 16. and (4) inserting the rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

A wafer-type soft seal butterfly valve according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Referring to fig. 1, 2 and 3, an opposite clamping type soft seal butterfly valve provided by an embodiment of the present invention includes a valve body 1, a fixed column 2 is fixedly installed at an upper end of the valve body 1, a pedestal 3 is fixedly installed at an upper end of the fixed column 2, a valve rod 4 is movably installed inside the pedestal 3, a valve disc 5 is rotatably connected to a lower end of the valve rod 4 penetrating through an inside of the valve body 1, a clamping groove 7 is installed inside a side wall of a right end of the pedestal 3, a fixed rod 6 is fixedly installed at an upper end of the valve rod 4, a fixed plate 8 is fixedly installed on an outer wall of a lower side of a center of a right end of the fixed rod 6, a rotating shaft 9 is rotatably installed inside the fixed plate 8, a connecting plate 10 is rotatably installed on an outer wall of a right end of the rotating shaft 9, a clamping plate 12 is fixedly connected to a left end of the connecting plate 10, a spring 11 is fixedly installed on an upper side of a right end of the connecting plate 10, a left end of the clamping plate 12 is clamped inside the clamping groove 7, an anti-skid block 13 is fixedly installed on an outer wall of an upper side of the clamping plate 12, a slot a right end of the fixed rod 6 is opened with a slot a14, the center of the connecting plate 10 is provided with a slot B15, and the inserting rod 16 is inserted into the slots A14 and B15.

Referring to fig. 1 and 2, the size of the clamping plate 12 is matched with the size of the clamping groove 7 to form an embedded fixing structure, when a butterfly valve is needed, the insertion rod 16 is pulled upwards to move upwards from the slot a4 and the slot B15 and take out, the connecting plate 10 is pinched upwards, the extrusion spring 11 converts kinetic energy into elastic potential energy, the connecting plate 10 rotates upwards under the rotation action of the rotating shaft 9, the clamping plate 12 fixedly connected with the left end is driven to rotate downwards under the rotation action of the rotating shaft 9, the connecting plate 10 and the fixing rod 6 are driven to move downwards and separate from the clamping groove 7, the connecting plate 10 and the fixing rod 6 are held to rotate integrally to drive the valve rod 4 to rotate, the valve disc 5 connected with the lower end is driven to rotate in the valve body 1 to be closed or opened according to needs, after the butterfly valve is used, after the butterfly valve is rotated to a needed position, the clamping plate 12 is aligned with the clamping groove 7, the pressure on the connecting plate 10 is released, and the spring 11 converts the elastic potential energy into kinetic energy, promote even board 10 downwards and form lever structure under the effect of pivot and make left end cardboard 12 upwards rotate the card in draw-in groove 7 of relevant position, and the non slipping spur 13 card of cardboard 12 upside fixed mounting's dull polish material uses inserted bar 16 to aim at slot A14 and slot B15 downwards once more simultaneously in draw-in groove 7, avoids even board 10 to rotate at will, has improved stable effect, has increased the practicality of butterfly valve.

Referring to fig. 1 and 2, the anti-slip block 13 is triangular and made of frosted material, when a butterfly valve is needed, the inserted link 16 is pulled upwards to move upwards and take out from the slot a4 and the slot B15, the link plate 10 is pinched upwards, the extrusion spring 11 converts kinetic energy into elastic potential energy, the link plate 10 rotates upwards under the rotation action of the rotating shaft 9, so as to drive the clamping plate 12 fixedly connected with the left end to rotate downwards under the rotation action of the rotating shaft 9, and moves downwards and separates from the clamping slot 7, so as to hold the link plate 10 and the fixed link 6 to rotate integrally to drive the valve rod 4 to rotate, drive the valve disc 5 with the lower end to rotate in the valve body 1, and close or open as needed, after the butterfly valve is used, after the butterfly valve is rotated to a needed position, the clamping plate 12 is aligned with the clamping slot 7, pressure on the link plate 10 is released, the spring 11 converts the elastic potential energy into kinetic energy, the link plate 10 is pushed downwards to form a lever structure under the action of the rotating shaft, so as to enable the left end clamping plate 12 to rotate upwards and be clamped in the clamping slot 7 at a corresponding position, the non-slip block 13 of cardboard 12 upside fixed mounting's dull polish material card is in draw-in groove 7, uses inserted bar 16 to aim at slot A14 and slot B15 downward once more simultaneously and inserts, avoids even board 10 to rotate at will, has improved stable effect, has increased the practicality of butterfly valve.

Referring to fig. 1 and 3, the size of the insert rod 16 matches the size of the slot a14 and the slot B15 to form an embedded fixing structure, when a butterfly valve is needed, the insert rod 16 is pulled upwards to move upwards from the slot a4 and the slot B15, the link plate 10 is pinched upwards, the extrusion spring 11 converts kinetic energy into elastic potential energy, the link plate 10 rotates upwards under the rotation of the rotating shaft 9, so as to drive the clamping plate 12 fixedly connected at the left end to rotate downwards under the rotation of the rotating shaft 9, the clamping plate 12 moves downwards from the clamping groove 7 to separate, so as to hold the link plate 10 and the fixing rod 6 to rotate integrally to drive the valve rod 4 to rotate, drive the valve disc 5 of the lower end adapter to rotate in the valve body 1, and to close or open as needed, after use, after rotating to a needed position, the clamping plate 12 aligns to the clamping groove 7, pressure on the link plate 10 is released, the spring 11 converts the elastic potential energy into kinetic energy, promote even board 10 downwards and form lever structure under the effect of pivot and make left end cardboard 12 upwards rotate the card in draw-in groove 7 of relevant position, and the non slipping spur 13 card of cardboard 12 upside fixed mounting's dull polish material uses inserted bar 16 to aim at slot A14 and slot B15 downwards once more simultaneously in draw-in groove 7, avoids even board 10 to rotate at will, has improved stable effect, has increased the practicality of butterfly valve.

Referring to fig. 1, the link plate 10, the clamping plate 12 and the rotating shaft 9 form a lever structure, when a butterfly valve is needed, the inserting rod 16 is pulled upwards to move upwards and take out from the slot a4 and the slot B15, the link plate 10 is pinched upwards, the extrusion spring 11 converts kinetic energy into elastic potential energy, the link plate 10 rotates upwards under the rotation action of the rotating shaft 9, so as to drive the clamping plate 12 fixedly connected with the left end to rotate downwards under the rotation action of the rotating shaft 9, and moves downwards and separates from the clamping slot 7, so as to hold the link plate 10 and the fixed rod 6 to rotate integrally to drive the valve rod 4 to rotate, drive the valve disc 5 with the lower end switching to rotate in the valve body 1, and close or open as needed, after the link plate 12 is rotated to a needed position, the clamping plate 12 is aligned with the clamping slot 7, pressure on the link plate 10 is released, the spring 11 converts the elastic potential energy into kinetic energy, the link plate 10 is pushed downwards to form a lever structure under the action of the rotating shaft, so as to enable the left end clamping plate 12 to rotate upwards and be clamped in the clamping slot 7 at a corresponding position, the non-slip block 13 of cardboard 12 upside fixed mounting's dull polish material card is in draw-in groove 7, uses inserted bar 16 to aim at slot A14 and slot B15 downward once more simultaneously and inserts, avoids even board 10 to rotate at will, has improved stable effect, has increased the practicality of butterfly valve.

The embodiment of the utility model provides a butt clamp formula soft seal butterfly valve, when needing to use the butterfly valve, upwards stimulate inserted bar 16 and make it upwards move from slot A4 and slot B15 and take out, pinch pressure even board 10 upwards, extrusion spring 11 converts kinetic energy into elastic potential energy, even board 10 upwards rotates under the rotation of pivot 9, thereby drive left end fixedly connected's cardboard 12 downwards rotates under the rotation of pivot 9, move the separation downwards from the draw-in groove 7, thereby it drives the valve rod 4 rotation to hold even board 10 and dead lever 6 integral rotation, drive the lower extreme switching valve disk 5 in the valve body rotation, closed as required or open, after using, after rotating to the required position, make cardboard 12 align draw-in groove 7, loosen the pressure to even board 10, spring 11 converts elastic potential energy into kinetic energy, promote even board 10 downwards and form lever structure under the effect of pivot and make left end cardboard 12 upwards rotate in the draw-in groove 7 of relevant position, the antiskid block 13 made of frosted material fixedly arranged on the upper side of the clamping plate 12 is clamped in the clamping groove 7, and meanwhile, the inserting rod 16 is aligned with the slot A14 and the slot B15 again to be inserted downwards, so that the connecting plate 10 is prevented from rotating randomly.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a butt clamp formula soft seal butterfly valve, its characterized in that, the butterfly valve includes valve body (1), valve body (1) upper end fixed mounting has fixed column (2), fixed column (2) upper end fixed mounting has pedestal (3), the inside movable mounting of pedestal (3) has valve rod (4), valve rod (4) lower extreme has passed through valve body (1) inside commentaries on classics to have connect valve disc (5), the inside draw-in groove (7) of being equipped with of pedestal (3) right-hand member lateral wall is opened, valve rod (4) upper end fixed mounting has dead lever (6), dead lever (6) right-hand member center downside outer wall fixed mounting has fixed plate (8), pivot (9) are equipped with in the inside commentaries on classics of fixed plate (8), link board (10) is installed in pivot (9) right-hand member outer wall rotation, link board (10) left end fixed connection has cardboard (12), link board (10) right-hand member upside fixed mounting has spring (11), the left end of the clamping plate (12) is clamped inside the clamping groove (7), an anti-skid block (13) is fixedly mounted on the outer wall of the upper side of the clamping plate (12), a slot A (14) is mounted inside the right end of the fixing rod (6), a slot B (15) is mounted inside the center of the connecting plate (10), and an inserting rod (16) is mounted inside the slot A (14) and the slot B (15).

2. A butterfly valve with a soft seal of wafer type according to claim 1, characterized in that the size of the clamping plate (12) and the size of the clamping groove (7) are matched to each other to form a fixing structure.

3. The butterfly valve according to claim 1, wherein said anti-slip blocks (13) are triangular and are made of frosted material.

4. The butterfly valve according to claim 1, wherein the size of the rod (16) matches the size of the slots a (14) and B (15) to form a fixing structure.

5. A butterfly valve according to claim 1, characterised in that the connecting plate (10) and the clamping plate (12) form a lever structure with the shaft (9).