CN219734388U - Butt-clamping type soft sealing butterfly valve - Google Patents

Abstract

The utility model belongs to the technical field of butterfly valves, and discloses a butt-clamping type soft sealing butterfly valve which comprises a butterfly valve body and a valve rod, wherein an installation seat is arranged at the top of the butterfly valve body, a handle is arranged at the top of the valve rod, a limiting assembly is arranged at the top of the installation seat, and a limiting groove is formed in the bottom of the handle; when the connecting block is positioned in the connecting hole, the protection pad can be limited, the protection pad is prevented from being positioned outside the handle to rotate, and meanwhile, the protection pad can be replaced conveniently; one hand presses down the push plate, the other hand rotates the handle, when the handle rotates to the end, the limiting block corresponds to the limiting groove, then the push plate is loosened, at the moment, the limiting block is reset upwards under the action of the telescopic rod and the spring, and the limiting block is positioned in the limiting groove to fix the handle; the handle can be limited by the setting of the limiting component, and the handle is not easy to rotate by external force, so that the butterfly valve is opened or closed by mistake, and the safety of the butterfly valve is greatly improved.

Description

Butt-clamping type soft sealing butterfly valve

Technical Field

The utility model relates to the technical field of butterfly valves, in particular to a butt-clamping type soft sealing butterfly valve.

Background

The butterfly valve is called as a flap valve, is a regulating valve with a simple structure, and can be used for on-off control of low-pressure pipeline media; the butterfly valve is suitable for pipelines for conveying various corrosive and non-corrosive fluid media in engineering systems such as water supply and drainage, buildings, air conditioners, sewage, producer, coal gas, natural gas, liquefied petroleum gas, city coal gas hot and cold air, chemical smelting, power generation and environmental protection, and is used for regulating and intercepting the flow of the media. The butterfly plate of the existing butterfly valve is worn in the use process, and the butterfly plate needs to be replaced integrally by a user, so that the use cost of the user is increased.

The searched public number: CN208417561U discloses a butt-clamping type soft sealing butterfly valve, which comprises a valve body, the valve body bottom is equipped with the disk seat, the inside pay-off cavity that is equipped with of valve body, the inside first butterfly plate that is equipped with of pay-off cavity, first butterfly plate one side is equipped with the second butterfly plate, be equipped with first set screw between first butterfly plate and the second butterfly plate, the inside storage tank that is equipped with of second butterfly plate, the inside first sealed pad that is equipped with of storage tank, first sealed pad one side is equipped with the location lug, first butterfly plate and location lug junction are equipped with the fixed slot, be equipped with the fastening ring between fixed slot and the location lug, the inside pole groove that is equipped with of first butterfly plate and second butterfly plate, the pole inslot is equipped with the valve rod; according to the utility model, the first sealing gasket is arranged, the dumbbell-shaped first sealing gasket seals the contact edge position of the first butterfly plate and the second butterfly plate, and the first butterfly plate and the second butterfly plate are designed in a separated mode and can be singly replaced according to the abrasion degree.

In the above patent, the butterfly valve lacks safeties, when not using the butterfly valve, fortune dimension personnel, maintainer and other staff hold the mistake and touch the handle that connects on the valve rod very much, and when the handle received external force, the phenomenon that the butterfly valve can appear opening by mistake or mistake closes had certain potential safety hazard, can't fix handle department.

In order to solve the problems, the utility model provides a butt-clamping type soft sealing butterfly valve.

Disclosure of Invention

The utility model provides a butt-clamping type soft sealing butterfly valve which adopts the following technical scheme:

the utility model provides a butt clamp formula soft seal butterfly valve, includes butterfly valve body and valve rod, the mount pad is installed at the top of butterfly valve body, the handle is installed at the top of valve rod, spacing subassembly is installed at the top of mount pad, the spacing groove has been seted up to the bottom of handle.

Through above-mentioned technical scheme, butterfly valve body and mount pad formula structure as an organic whole, but through handle rotation valve rod.

Further, the connecting block is arranged on the outer portion of the handle, the protection pad is arranged on the outer portion of the handle, and the connecting hole is formed in the outer portion of the protection pad.

Further, the connecting block is located inside the connecting hole, a plurality of groups of anti-slip particles are arranged outside the protection pad, and the protection pad and the anti-slip particles are made of rubber materials.

Through above-mentioned technical scheme, hold protection pad department, increase frictional force through anti-skidding granule, increase frictional force between protection pad and the handle, be located the connecting hole that protection pad offered with the connecting block, prevent that protection pad from being located the outside of handle and rotating, play limiting displacement.

Further, the limiting component comprises a base arranged at the top of the mounting seat, a groove is formed in the base, and a sliding groove is formed in one side of the outer portion of the base.

Further, telescopic links and springs are respectively arranged in the grooves, the springs are located outside the telescopic links, and limiting blocks are mounted on the tops of the telescopic links and the springs.

Further, the limiting block is matched with the limiting groove, and the limiting block is located in the groove.

Through above-mentioned technical scheme, the top of telescopic link is flexible end, and when the stopper was located the recess, flexible end and the spring of telescopic link can drive the stopper and upwards reset, and when the stopper was located the spacing inslot, can fix the handle.

Further, a push plate is arranged on one side of the outer portion of the limiting block, and the push plate is located in the sliding groove.

Through the technical scheme, the push plate is positioned in the chute to move up and down.

In summary, the utility model has the following beneficial technical effects:

(1) When the handle is required to be fixed, only one hand is required to press the push plate downwards, the other hand rotates the handle, when the handle rotates to the end, the limiting block corresponds to the limiting groove, then the push plate is loosened, at the moment, the limiting block is reset upwards under the action of the telescopic rod and the spring, and the limiting block is positioned in the limiting groove, so that the handle can be fixed; the handle can be limited through the setting of spacing subassembly, and the handle is difficult to receive external force rotation, makes the butterfly valve by the phenomenon of open by mistake or close by mistake, has improved the security of butterfly valve greatly, reduces the potential safety hazard.

(2) In order to increase the friction force between a user and the handle, the user positions the protective pad outside the handle, and then when the connecting block is positioned in the connecting hole, the protective pad can be limited, the protective pad is prevented from being positioned outside the handle to rotate, and meanwhile, the protective pad can be replaced conveniently; the protective pad increases the friction with the handle and the anti-slip particles increase the friction with the user.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a semi-exploded view of the structure of the present utility model;

fig. 3 is a schematic view of a limiting assembly according to the present utility model.

The reference numerals in the figures illustrate:

1. a butterfly valve body; 2. a mounting base; 3. a valve stem; 4. a handle; 5. a limit component; 6. a limit groove; 7. a connecting block; 8. a protective pad; 9. a connection hole; 10. anti-slip particles; 51. a base; 52. a groove; 53. a telescopic rod; 54. a spring; 55. a limiting block; 56. a push plate; 57. and a sliding groove.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

the embodiment of the utility model discloses a butt-clamping type soft sealing butterfly valve, referring to fig. 1 and 2, which comprises a butterfly valve body 1 and a valve rod 3, wherein an installation seat 2 is installed at the top of the butterfly valve body 1, a handle 4 is installed at the top of the valve rod 3, a limiting component 5 is installed at the top of the installation seat 2, a limiting groove 6 is formed in the bottom of the handle 4, a connecting block 7 is installed outside the handle 4, a protection pad 8 is arranged outside the handle 4, a connecting hole 9 is formed outside the protection pad 8, the connecting block 7 is positioned inside the connecting hole 9, a plurality of groups of anti-slip particles 10 are arranged outside the protection pad 8, and the protection pad 8 and the anti-slip particles 10 are made of rubber materials;

the butterfly valve body 1 and the mounting seat 2 are of an integrated structure, when the connecting block 7 is positioned in the connecting hole 9, the protection pad 8 can be fixed outside the handle 4, and the protection pad 8 can be pulled due to the fact that the protection pad 8 is made of rubber;

referring to fig. 3, the limiting component 5 includes a base 51 installed at the top of the mounting seat 2, a groove 52 is formed in the base 51, a sliding groove 57 is formed in one side of the outer portion of the base 51, a telescopic rod 53 and a spring 54 are respectively arranged in the groove 52, the spring 54 is located outside the telescopic rod 53, a limiting block 55 is installed on the tops of the telescopic rod 53 and the spring 54 together, the limiting block 55 is matched with the limiting groove 6, the limiting block 55 is located in the groove 52, a push plate 56 is installed on one side of the outer portion of the limiting block 55, and the push plate 56 is located in the sliding groove 57;

the push plate 56 is located at the position of the sliding groove 57 and slides, the push plate 56 drives the limiting block 55 to move into the groove 52, the limiting block 55 extrudes the telescopic rod 53 and the spring 54, and when the push plate 56 is loosened, the telescopic rod 53 and the spring 54 drive the limiting block 55 to reset, so that the limiting block 55 is located in the limiting groove 6.

The implementation principle of the embodiment is as follows: in order to increase the friction between a user and the handle 4, the user positions the protection pad 8 outside the handle 4, and then positions the connecting block 7 in the connecting hole 9, the protection pad 8 can be limited, the protection pad 8 is prevented from rotating outside the handle 4, the protection pad 8 and the anti-slip particles 10 are made of rubber materials, the friction between the protection pad 8 and the handle 4 is increased, and the friction between the anti-slip particles 10 and the user is increased;

when the handle 4 is required to be fixed, only one hand is required to press the push plate 56 downwards, so that the push plate 56 drives the limiting block 55 to move into the groove 52, the telescopic rod 53 and the spring 54 are extruded, the other hand rotates the handle 4, when the handle 4 rotates to the end, the limiting block 55 corresponds to the limiting groove 6, then the push plate 56 is loosened, at the moment, the limiting block 55 is reset upwards under the action of the telescopic rod 53 and the spring 54, and the limiting block 55 is positioned in the limiting groove 6, so that the handle 4 can be fixed.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (7)

1. The utility model provides a clamp formula soft seal butterfly valve, includes butterfly valve body (1) and valve rod (3), its characterized in that: the butterfly valve is characterized in that the top of the butterfly valve body (1) is provided with the mounting seat (2), the top of the valve rod (3) is provided with the handle (4), the top of the mounting seat (2) is provided with the limiting component (5), and the bottom of the handle (4) is provided with the limiting groove (6).

2. A butt-clamp type soft seal butterfly valve according to claim 1, wherein: the connecting block (7) is arranged on the outer portion of the handle (4), the protection pad (8) is arranged on the outer portion of the handle (4), and the connecting hole (9) is formed in the outer portion of the protection pad (8).

3. A butt-clamp type soft seal butterfly valve according to claim 2, wherein: the connecting block (7) is located inside the connecting hole (9), a plurality of groups of anti-slip particles (10) are arranged outside the protection pad (8), and the protection pad (8) and the anti-slip particles (10) are made of rubber materials.

4. A butt-clamp type soft seal butterfly valve according to claim 1, wherein: the limiting component (5) comprises a base (51) arranged at the top of the mounting seat (2), a groove (52) is formed in the base (51), and a sliding groove (57) is formed in one side of the outer portion of the base (51).

5. The butt-clamp type soft sealing butterfly valve according to claim 4, wherein: the inside of recess (52) is provided with telescopic link (53) and spring (54) respectively, spring (54) are located the outside of telescopic link (53), stopper (55) are installed jointly at the top of telescopic link (53) and spring (54).

6. The butt-clamp type soft sealing butterfly valve according to claim 5, wherein: the limiting block (55) is matched with the limiting groove (6), and the limiting block (55) is located in the groove (52).

7. The butt-clamp type soft sealing butterfly valve according to claim 5, wherein: a push plate (56) is arranged on one side of the outer portion of the limiting block (55), and the push plate (56) is located in the sliding groove (57).