CN218718883U

CN218718883U - Pneumatic butterfly valve convenient to assemble

Info

Publication number: CN218718883U
Application number: CN202223362564.9U
Authority: CN
Inventors: 贺建平; 田景行
Original assignee: Zhongshan Kelio Mechanical Equipment Co ltd
Current assignee: Zhongshan Kelio Mechanical Equipment Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-03-24
Anticipated expiration: 2032-12-14

Abstract

The application relates to the technical field of pneumatic butterfly valves, in particular to a pneumatic butterfly valve convenient to assemble, which comprises a butterfly valve body and connecting flanges arranged at two ends of the butterfly valve body, wherein the connecting flanges are used for connecting pipeline flanges, the end surfaces of the connecting flanges are provided with arc-shaped grooves which are coaxially arranged with the butterfly valve body, the butterfly valve body is characterized in that the arc-shaped channel penetrates through two opposite end faces of the connecting flange, the arc-shaped channel is movably provided with an arc-shaped supporting block, the arc-shaped supporting block comprises an arc-shaped supporting part and a sleeving part, the sleeving part is slidably sleeved on the outer wall of the butterfly valve body, the arc-shaped supporting part is slidably inserted into the arc-shaped channel, and the arc-shaped supporting part can be sleeved on the peripheral side wall of the pipeline flange. The assembling difficulty of pneumatic butterfly valve can be reduced, and the assembling efficiency is improved.

Description

Pneumatic butterfly valve convenient to assemble

Technical Field

The application relates to the field of pneumatic butterfly valves, in particular to a pneumatic butterfly valve convenient to assemble.

Background

Present pneumatic butterfly valve all is fixed through controlling two flange joints and pipe connection, bolt hole on the flange of pipeline is aimed at with the bolt hole of pneumatic butterfly valve upper flange when the assembly, this is necessary installation procedure, but because of the dead weight influence of installation environment or flange, need the connection that the flange just can be accomplished in the cooperation of two at least workman many times, for example because of pneumatic butterfly valve is overweight, during the assembly, the workman need hold up pneumatic butterfly valve, the flange is calibrated again, need two workman to realize quick installation this moment, play great restriction to pneumatic butterfly valve's assembly, improve its installation degree of difficulty intangibly.

SUMMERY OF THE UTILITY MODEL

In response to the deficiencies of the above-described techniques, the present application provides a startup iefa that facilitates assembly).

The application provides a pair of pneumatic butterfly valve of convenient assembly adopts following technical scheme:

a pneumatic butterfly valve convenient to assemble comprises a butterfly valve body and connecting flanges arranged at two ends of a pipe body of the butterfly valve body, wherein the connecting flanges are used for connecting pipeline flanges, arc-shaped channels are arranged on the end faces of the connecting flanges, the arc-shaped channels and the pipe body of the butterfly valve body are coaxially arranged, the arc-shaped channels penetrate through the opposite end faces of the connecting flanges, the butterfly valve body is characterized in that an arc-shaped supporting block is movably arranged in the arc-shaped channel and comprises an arc-shaped supporting portion and a sleeving portion, the sleeving portion is slidably sleeved on the outer wall of the butterfly valve body, the arc-shaped supporting portion is slidably inserted into the arc-shaped channel, and the arc-shaped supporting portion can be sleeved on the peripheral side wall of the pipeline flange.

Preferably, the sleeving part comprises a sleeve and a plurality of connecting spokes, each connecting spoke is used for connecting one end of the sleeve and one end of the corresponding arc-shaped supporting part, and bolt holes are formed between every two adjacent connecting spokes.

Preferably, the one end inner ring side that web spoke was kept away from to the arc supporting part is provided with the arc stopper, the countersunk head channel has been seted up on the terminal surface of arc channel orientation pipeline flange, the arc stopper can slide to in the countersunk head channel.

Preferably, the inner ring side of the arc-shaped limiting block is provided with a rubber cushion block, and the rubber cushion block can be abutted against the peripheral side face of the pipeline flange.

Preferably, the arc-shaped limiting block is detachably connected with the arc-shaped supporting part through a countersunk bolt.

Preferably, the sleeve comprises an upper barrel and a lower barrel, and the upper barrel and the lower barrel are both provided with connecting lugs.

Preferably, the connecting spokes are detachably connected with the arc-shaped supporting part through bolts.

Preferably, the central angle of the arc support portion is greater than or equal to 180 °.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the arc-shaped supporting part, when the pneumatic butterfly valve needs to be installed, a worker can place the pneumatic butterfly valve between the front end pipeline and the rear end pipeline and then push the arc-shaped supporting part to enable the arc-shaped supporting part to be erected on the upper side of the pipeline flange to support the pneumatic butterfly valve, the worker does not need to hold the pneumatic butterfly valve by force and can rotate the pneumatic butterfly valve only by holding the pneumatic butterfly valve lightly to enable the connecting flange to be aligned with the bolt hole in the pipeline flange, the pneumatic butterfly valve is convenient to assemble, and the installation difficulty of the pneumatic butterfly valve is reduced;

drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a left side view of an embodiment of the present application.

Fig. 3 is a schematic sectional structure view in the front view direction of the embodiment of the present application.

Fig. 4 is an enlarged schematic view of a portion a in fig. 3.

Description of reference numerals: 1. a butterfly valve body; 2. a connecting flange; 3. an arc-shaped channel; 4. an arc-shaped supporting block; 41. an arc-shaped support part; 411. an arc-shaped limiting block; 42. a sheathing part; 421. a sleeve; 422. connecting spokes; 5. a countersunk groove; 6. a rubber cushion block; 7. the ear is connected.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as excluding the number, and the terms greater than, less than, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element 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 invention.

In the present invention, unless otherwise explicitly defined, the terms "set," "mounted," "connected," and the like are to be understood in a broad sense, and may be directly connected or indirectly connected through an intermediate medium, for example; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be a mechanical connection; either internal to the two elements or in an interactive relationship of the two elements. The technical field can reasonably determine the specific meaning of the words in the utility model by combining the specific content of the technical scheme.

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses pneumatic butterfly valve of convenient assembly. Referring to fig. 1 and 2, the pneumatic butterfly valve convenient to assemble includes a butterfly valve body 1 and connecting flanges 2 disposed at two ends of the body of the butterfly valve body 1, and the connecting flanges 2 are used for connecting pipeline flanges to mount the pneumatic butterfly valve on a pipeline. In this embodiment, arc channel 3 has been seted up on flange 2's the terminal surface, and arc channel 3 sets up with 1 body is coaxial of butterfly valve body, and the central angle of arc channel 3 is more than or equal to 180, and 3 run through flange 2 relative both ends faces of arc channel.

Pneumatic butterfly valve still includes arc supporting shoe 4, arc supporting shoe 4 includes arc supporting part 41 and suit portion 42, suit portion 42 slip cap is located on 1 body of butterfly valve body, arc supporting part 41 movable mounting is in arc channel 3, make arc supporting part 41 can slide around the axial of pneumatic butterfly valve body in arc channel 3, and the one end of arc supporting part 41 can roll off arc channel 3, locate on pipe flange week side with the cover, form the supporting effect to butterfly valve body 1, make the workman when installing pneumatic butterfly valve, need not to hold up butterfly valve body 1 with strength, only need hold up gently and can rotate pneumatic butterfly valve, make flange 2 align with the bolt hole on the pipe flange, be convenient for assemble pneumatic butterfly valve, the installation degree of difficulty of pneumatic butterfly valve has been reduced.

Specifically, please refer to fig. 1 and 3, the sleeving part 42 includes a sleeve 421 and a plurality of connecting spokes 422, the connecting spokes 422 are used to connect one ends of the sleeve 421 and the arc-shaped support part 41, and the bolt holes on the connecting flange 2 are located between two adjacent connecting spokes 422, so that the connecting spokes 422 can connect the sleeve 421 and the arc-shaped support part 41 without shielding the bolt holes on the connecting flange 2, thereby facilitating the workers to connect the pipeline flange and the connecting flange 2 with bolts. Furthermore, in other embodiments, the connecting spokes 422 can be detachably connected to the arc-shaped supporting portion 41 by bolts.

Preferably, please refer to fig. 1 and fig. 4, an arc-shaped limiting block 411 is disposed at an inner ring side of one end of the arc-shaped supporting portion 41 away from the connecting spoke 422, a countersunk groove 5 is disposed on an end surface of the arc-shaped groove 3 facing the pipe flange, the arc-shaped limiting block 411 can slide to the countersunk groove 5, and the countersunk groove 5 can stop the arc-shaped limiting block 411 to prevent the arc-shaped supporting portion 41 from separating from the arc-shaped groove 3. Meanwhile, the arc-shaped limiting block 411 is detachably connected with the arc-shaped supporting part 41 through a countersunk bolt, so that a worker can detach the countersunk bolt and the arc-shaped limiting block 411 to further take out the whole arc-shaped supporting block 4, and the worker can conveniently maintain the pneumatic butterfly valve.

In addition, the inner ring side of the arc-shaped limiting block 411 is provided with a rubber cushion block 6, and the rubber cushion block 6 can be abutted to the peripheral side surface of the pipeline flange. The rubber blocks can enhance the friction force between the arc-shaped limiting block 411 and the peripheral side face of the pipeline flange, so that the arc-shaped supporting portion 41 is more stably supported, and meanwhile, the rubber blocks have certain compressibility, so that a worker can conveniently calibrate the position deviation between the pipeline flange and the connecting flange 2 caused by the manufacturing error.

Further, please refer to fig. 1, the sleeve 421 includes an upper cylinder and a lower cylinder, the upper cylinder and the lower cylinder are both provided with the connection lug 7, and the upper cylinder and the lower cylinder can be detachably connected through the connection lug 7 and the bolt, so as to facilitate the worker to disassemble and assemble the sleeve 421.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a pneumatic butterfly valve of convenient assembly, include butterfly valve body (1), set up in flange (2) at butterfly valve body (1) body both ends, flange (2) are used for connecting tube flange, its characterized in that: the butterfly valve is characterized in that an arc-shaped channel (3) is formed in the end face of the connecting flange (2), the arc-shaped channel (3) and the butterfly valve body (1) are coaxially arranged, the arc-shaped channel (3) penetrates through two opposite end faces of the connecting flange (2), an arc-shaped supporting block (4) is movably arranged in the arc-shaped channel (3), the arc-shaped supporting block (4) comprises an arc-shaped supporting portion (41) and an sleeving portion (42), the sleeving portion (42) is slidably sleeved on the outer wall of the butterfly valve body (1) body, the arc-shaped supporting portion (41) is slidably inserted into the arc-shaped channel (3), and the arc-shaped supporting portion (41) can be sleeved on the circumferential side wall of the pipeline flange.

2. The easy-to-assemble pneumatic butterfly valve of claim 1, wherein: the sleeving part (42) comprises a sleeve (421) and a plurality of connecting spokes (422), the connecting spokes (422) are used for connecting one ends of the sleeve (421) and the arc-shaped supporting parts (41), and bolt holes are formed between the connecting spokes (422).

3. The easy-to-assemble pneumatic butterfly valve of claim 2, wherein: arc-shaped supporting part (41) are kept away from the one end inner ring side of connecting spoke (422) and are provided with arc stopper (411), countersunk head channel (5) have been seted up on arc channel (3) towards the terminal surface of pipeline flange, arc stopper (411) slidable is to in countersunk head channel (5).

4. The easy-to-assemble pneumatic butterfly valve of claim 3, wherein: the inner ring side of the arc-shaped limiting block (411) is provided with a rubber cushion block (6), and the rubber cushion block (6) can be abutted to the peripheral side face of the pipeline flange.

5. The easy-to-assemble pneumatic butterfly valve of claim 3, wherein: the arc-shaped limiting block (411) is detachably connected with the arc-shaped supporting part (41) through a countersunk bolt.

6. The easy-to-assemble pneumatic butterfly valve of claim 2, wherein: the sleeve (421) comprises an upper barrel body and a lower barrel body, wherein the upper barrel body and the lower barrel body are both provided with connecting lugs (7).

7. The easy-to-assemble pneumatic butterfly valve of claim 2, wherein: the connecting spokes (422) are detachably connected with the arc-shaped supporting part (41) through bolts.

8. The easy-to-assemble pneumatic butterfly valve of claim 1, wherein: the central angle of the arc-shaped support part (41) is greater than or equal to 180 degrees.