CN208967062U - It is a kind of to wear low Pneumatic butterfly valve - Google Patents

Abstract

Low Pneumatic butterfly valve is worn the utility model discloses a kind of, including pneumatic actuator, signal receiver is electrically connected at the top of the pneumatic actuator, the bottom of the pneumatic actuator is fixedly connected with link block, the bottom of the link block is fixedly connected with fixed block, the inside of the fixed block offers the first placing groove, the bottom of the fixed block is fixedly connected with valve body, the inside of the body top offers the second placing groove, and the inside of second placing groove is fixedly connected with first bearing.The utility model passes through the setting of pneumatic actuator, signal receiver, link block, fixed block, the first placing groove, valve body, the second placing groove, first bearing, valve rod, valve plate, third placing groove, second bearing, limited block, groove and convex block, Pneumatic butterfly valve is set to have the advantages that abrasion is low, extend the service life of Pneumatic butterfly valve, while it is high to solve the problems, such as that existing Pneumatic butterfly valve is worn.

Description

It is a kind of to wear low Pneumatic butterfly valve

Technical field

The utility model relates to Pneumatic butterfly valve technical fields, specially a kind of to wear low Pneumatic butterfly valve.

Background technique

Pneumatic butterfly valve is made of pneumatic actuator and butterfly valve, and Pneumatic butterfly valve is opened with the round butterfly plate rotated with valve rod Closing property mainly does block valve use to realize the operated pneumatic valve of enabling movement, also may be designed to have adjusting or section valve and adjust Function, at present butterfly valve on low pressure medium-large caliber pipeline use it is more and more, Pneumatic butterfly valve classification: the pneumatic butterfly of stainless steel Valve, firmly sealing Pneumatic butterfly valve, soft seal Pneumatic butterfly valve, carbon steel Pneumatic butterfly valve, the major advantage of Pneumatic butterfly valve, structure is simple, body Small light-weight, the low cost of product.

With the rapid development of industry, more and more sophisticated equipments and part are devised, for solving in industry The problem of encountered in production, and it is next convenient for the work belt of staff, such as the improvement on valve, present valve is Through not turning off or on needing manpower, and Pneumatic butterfly valve is exactly one such, the appearance of Pneumatic butterfly valve, reduce work The labor intensity of personnel, facilitates staff to manipulate it, and the abrasion of existing Pneumatic butterfly valve is high, and service life is short.

Summary of the invention

Low Pneumatic butterfly valve is worn the purpose of this utility model is to provide a kind of, has and wears low advantage, solve Existing Pneumatic butterfly valve wears high problem.

To achieve the above object, the utility model provides the following technical solutions: a kind of to wear low Pneumatic butterfly valve, including gas Actuator is moved, signal receiver is electrically connected at the top of the pneumatic actuator, the bottom of the pneumatic actuator is fixed to be connected It is connected to link block, the bottom of the link block is fixedly connected with fixed block, and the inside of the fixed block offers the first placing groove, The bottom of the fixed block is fixedly connected with valve body, and the inside of the body top offers the second placing groove, and described second puts The inside for setting slot is fixedly connected with first bearing, and the bottom of the pneumatic actuator is connected with valve rod, the bottom of the valve rod Portion sequentially passes through link block, the first placing groove and extends to the inside of the second placing groove and be fixedly connected with the inside of first bearing, The bottom of the valve rod is through the second placing groove and is fixedly connected with valve plate, and the inside of the body base offers third placement Slot, the inside of the third placing groove are fixedly connected with second bearing, and the bottom of the valve rod extends to the interior of third placing groove Portion is fixedly connected with the inside of second bearing, and the bottom of the valve body is fixedly connected with limited block, and the inside of the limited block is opened Equipped with groove, the bottom of the valve rod is through third placing groove and extends to the inside of groove and is fixedly connected with convex block, described convex The bottom of block is in contact with the surface of inside grooves.

Preferably, the inside of first placing groove is fixedly connected with 3rd bearing, the inside of the 3rd bearing and valve The surface of bar is fixedly connected.

Preferably, the surface of the valve body offers threaded hole, and the quantity of the threaded hole is eight, the pneumatic execution Device is GT type pneumatic actuator.

Preferably, the two sides of the body top and the two sides of bottom are fixedly connected to supporting block, the supporting block Inside offers through-hole.

Preferably, the surface of the valve body offers the 4th placing groove, and the inside of the 4th placing groove is fixedly connected with Gasket.

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

1, the utility model by pneumatic actuator, signal receiver, link block, fixed block, the first placing groove, valve body, The setting of second placing groove, first bearing, valve rod, valve plate, third placing groove, second bearing, limited block, groove and convex block, makes Pneumatic butterfly valve has the advantages that abrasion is low, extends the service life of Pneumatic butterfly valve, while solving existing Pneumatic butterfly valve abrasion High problem.

2, the utility model can be supported and limit to the rotation of valve rod, to valve rod by the use of 3rd bearing It is protected, and reduces valve rod because the resistance that rotation generates facilitates staff by valve body and pipeline by the use of threaded hole It is threadedly coupled, by being used cooperatively for supporting block and through-hole, staff is facilitated to carry out force transfer to Pneumatic butterfly valve, led to Being used cooperatively for the 4th placing groove and gasket is crossed, the air-tightness between Pneumatic butterfly valve and pipeline can be enhanced, prevent material from letting out Leakage.

Detailed description of the invention

Fig. 1 is the utility model structure of the main view；

Fig. 2 is the utility model structure partial schematic cross-sectional view；

Fig. 3 is the partial enlarged view in the utility model Fig. 2 at A；

Fig. 4 is the partial enlarged view in the utility model Fig. 2 at B.

In figure: 1 pneumatic actuator, 2 signal receivers, 3 link blocks, 4 fixed blocks, 5 first placing grooves, 6 valve bodies, 7 second Placing groove, 8 first bearings, 9 valve rods, 10 valve plates, 11 third placing grooves, 12 second bearings, 13 limited blocks, 14 grooves, 15 convex blocks, 16 3rd bearings, 17 threaded holes, 18 supporting blocks, 19 through-holes, 20 the 4th placing grooves, 21 gaskets.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-4 is please referred to, a kind of to wear low Pneumatic butterfly valve, including pneumatic actuator 1, pneumatic actuator 1 is GT type gas Dynamic actuator, the top of pneumatic actuator 1 are electrically connected with signal receiver 2, and the bottom of pneumatic actuator 1 is fixedly connected with company Block 3 is connect, the bottom of link block 3 is fixedly connected with fixed block 4, and the inside of fixed block 4 offers the first placing groove 5, and first places The inside of slot 5 is fixedly connected with 3rd bearing 16, and the inside of 3rd bearing 16 is fixedly connected with the surface of valve rod 9, passes through third The use of bearing 16 can be supported and limit to the rotation of valve rod 9, protect to valve rod 9, and reduce valve rod 9 because of rotation It changes the line of production raw resistance, the bottom of fixed block 4 is fixedly connected with valve body 6, and the surface of valve body 6 offers threaded hole 17, threaded hole 17 Quantity be eight, by the use of threaded hole 17, staff is facilitated to be threadedly coupled valve body 6 with pipeline, valve body 6 top The two sides in portion and the two sides of bottom are fixedly connected to supporting block 18, and the inside of supporting block 18 offers through-hole 19, pass through support Being used cooperatively for block 18 and through-hole 19, facilitates staff to carry out force transfer to Pneumatic butterfly valve, the surface of valve body 6 offers Four placing grooves 20, the inside of the 4th placing groove 20 are fixedly connected with gasket 21, pass through the 4th placing groove 20 and gasket 21 It is used cooperatively, the air-tightness between Pneumatic butterfly valve and pipeline can be enhanced, prevent material leakage, the inside at 6 top of valve body opens up There is the second placing groove 7, the inside of the second placing groove 7 is fixedly connected with first bearing 8, and the bottom of pneumatic actuator 1 is flexibly connected There is valve rod 9, the bottom of valve rod 9 sequentially passes through link block 3, the first placing groove 5 and the inside and first for extending to the second placing groove 7 The inside of bearing 8 is fixedly connected, and the bottom of valve rod 9 through the second placing groove 7 and is fixedly connected with valve plate 10,6 bottom of valve body Inside offers third placing groove 11, and the inside of third placing groove 11 is fixedly connected with second bearing 12, and the bottom of valve rod 9 extends It being fixedly connected to the inside of third placing groove 11 with the inside of second bearing 12, the bottom of valve body 6 is fixedly connected with limited block 13, The inside of limited block 13 opens up fluted 14, the bottom of valve rod 9 through third placing groove 11 and extend to groove 14 inside it is solid Surely it is connected with convex block 15, the bottom of convex block 15 is in contact with the surface inside groove 14, receives by pneumatic actuator 1, signal Device 2, link block 3, fixed block 4, the first placing groove 5, valve body 6, the second placing groove 7, first bearing 8, valve rod 9, valve plate 10, third The setting of placing groove 11, second bearing 12, limited block 13, groove 14 and convex block 15 makes Pneumatic butterfly valve have the advantages that abrasion is low, Extend the service life of Pneumatic butterfly valve, while it is high to solve the problems, such as that existing Pneumatic butterfly valve is worn.

In use, pneumatic actuator 1 starts operation when signal receiver 2 receives open signal, valve rod 9 is carried out Rotation, valve rod 9 are rotated in the inside of first bearing 8, second bearing 12 and 3rd bearing 16 simultaneously, the rotation band of valve rod 9 Dynamic convex block 15 is rotated in the inside of groove 14, and the rotation of valve rod 9 drives valve plate 10 to be rotated, at the inside for making valve body 6 In circulation status, when signal receiver 2 receives shutdown signal, pneumatic actuator 1 rotates valve rod 9 to initial position, and Valve plate 10 is driven to close the space inside valve body 6.

In summary: the low Pneumatic butterfly valve of the abrasion by pneumatic actuator 1, signal receiver 2, link block 3, is fixed Block 4, the first placing groove 5, valve body 6, the second placing groove 7, first bearing 8, valve rod 9, valve plate 10, third placing groove 11, the second axis Being used cooperatively for 12, limited block 13, groove 14 and convex block 15 is held, it is high to solve the problems, such as that existing Pneumatic butterfly valve is worn.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of wear low Pneumatic butterfly valve, including pneumatic actuator (1), it is characterised in that: the top of the pneumatic actuator (1) Portion is electrically connected with signal receiver (2), and the bottom of the pneumatic actuator (1) is fixedly connected with link block (3), the connection The bottom of block (3) is fixedly connected with fixed block (4), and the inside of the fixed block (4) offers the first placing groove (5), described solid The bottom for determining block (4) is fixedly connected with valve body (6), and the inside at the top of the valve body (6) offers the second placing groove (7), described The inside of second placing groove (7) is fixedly connected with first bearing (8), and the bottom of the pneumatic actuator (1) is connected with valve Bar (9), the bottom of the valve rod (9) sequentially pass through link block (3), the first placing groove (5) and extend to the second placing groove (7) Inside is fixedly connected with the inside of first bearing (8), and the bottom of the valve rod (9) through the second placing groove (7) and is fixedly connected Have valve plate (10), the inside of valve body (6) bottom offers third placing groove (11), the inside of the third placing groove (11) It is fixedly connected with second bearing (12), the bottom of the valve rod (9) extends to inside and the second bearing of third placing groove (11) (12) inside is fixedly connected, and the bottom of the valve body (6) is fixedly connected with limited block (13), the inside of the limited block (13) It opens up fluted (14), the bottom of the valve rod (9) is through third placing groove (11) and extends to the inside of groove (14) and fixes It is connected with convex block (15), the surface that the bottom of the convex block (15) is internal with groove (14) is in contact.

2. a kind of low Pneumatic butterfly valve is worn according to claim 1, it is characterised in that: first placing groove (5) Inside is fixedly connected with 3rd bearing (16), and the inside of the 3rd bearing (16) is fixedly connected with the surface of valve rod (9).

3. a kind of low Pneumatic butterfly valve is worn according to claim 1, it is characterised in that: is opened on the surface of the valve body (6) Equipped with threaded hole (17), the quantity of the threaded hole (17) is eight, and the pneumatic actuator (1) is GT type pneumatic actuator.

4. a kind of low Pneumatic butterfly valve is worn according to claim 1, it is characterised in that: two at the top of the valve body (6) The two sides of side and bottom are fixedly connected to supporting block (18), and the inside of the supporting block (18) offers through-hole (19).

5. a kind of low Pneumatic butterfly valve is worn according to claim 1, it is characterised in that: is opened on the surface of the valve body (6) Equipped with the 4th placing groove (20), the inside of the 4th placing groove (20) is fixedly connected with gasket (21).