CN209325132U - A kind of easy-to-mount pneumatic diaphragm valve - Google Patents

Abstract

The utility model discloses a kind of easy-to-mount pneumatic diaphragm valves, it is related to pneumatic diaphragm valve technical field, the easy-to-mount pneumatic diaphragm valve, including diaphragm valve body, the diaphragm valve body includes valve body, lower flange, upper flange, nut cap, air-operated apparatus and connecting tube, the lower end of the valve body is fixedly connected with the upper center of connecting tube, is fixedly connected in the middle part of the upper end of the valve body and the lower end of lower flange, the upper end of the lower flange is flexibly connected with the lower end of upper flange by screw.The easy-to-mount pneumatic diaphragm valve, one side air-operated apparatus can be removed from the upper end of nut cap, when cannot repair use again when air-operated apparatus breaks down, only air-operated apparatus can be removed and more be renewed, save the cost, another aspect connecting tube are bolted connection with external pipe, when diaphragm valve body being facilitated to break down, it removes and repairs, secondly gasket can make the airtightness between connecting tube and external pipe connection gap more preferable.

Description

A kind of easy-to-mount pneumatic diaphragm valve

Technical field

The utility model relates to pneumatic diaphragm valve technical field, specially a kind of easy-to-mount pneumatic diaphragm valve.

Background technique

Diaphragm valve is a kind of valve that opening and closing is realized by the deformation of flexible diaphragm (such as diaphragm of rubber).It is existing pneumatically every Film valve generally requires setting spring, pull rod etc. to realize the reset of diaphragm valve, needs to be arranged complicated auxiliary body, leads to its knot Structure complexity, at high cost, high failure rate.

A kind of pneumatic diaphragm valve disclosed in 207421390 U of Chinese utility model patent ublic specification of application CN, The pneumatic diaphragm valve, although being moved back and forth using cylinder and the diaphragm being driven to achieve the purpose that open and close diaphragm valve, saved Using auxiliary bodies such as spring pull rods, and diaphragm valve structure is simple, and manufacturing cost reduces, and failure rate is greatly lowered, but It is the pneumatic diaphragm valve, when diaphragm valve breaks down, is not easy to detachable maintaining, replacement cost is high.

Currently, the existing pneumatic diaphragm valve for bathroom is not easy to detachable maintaining, more when diaphragm valve breaks down Change it is at high cost and poor with pipeline junction leakproofness, it is inconvenient for use, be unfavorable for promoting the use of.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of easy-to-mount pneumatic diaphragm valve, solves existing Some is used for the pneumatic diaphragm valve of bathroom, when diaphragm valve breaks down, is not easy to detachable maintaining, and replacement cost is high, and with pipe Road junction leakproofness is poor, inconvenient for use, is unfavorable for the problem of promoting the use of.

(2) technical solution

In order to achieve the above object, the utility model is achieved by the following technical programs:

A kind of easy-to-mount pneumatic diaphragm valve, including diaphragm valve body, the diaphragm valve body include valve body, laxative remedy Orchid, upper flange, nut cap, air-operated apparatus and connecting tube, the lower end of the valve body are fixedly connected with the upper center of connecting tube, the valve It is fixedly connected in the middle part of the upper end of body and the lower end of lower flange, the upper end of the lower flange and the lower end of upper flange pass through screw activity Connection, the upper center of the upper flange are fixedly connected with the lower end of nut cap, and the upper end of the nut cap is by connector sleeve and pneumatically The lower end of device is flexibly connected；

The lower end of the air-operated apparatus is fixedly connected with the first link block, and link slot, institute are offered in the middle part of the connector sleeve It states and is connected with the first fixture block in the middle part of the both ends of connector sleeve, offer the first card in the middle part of the both ends of first link block Slot；

One end of first fixture block is connected with fastening cap, offers binding groove in the middle part of one end of the fastening cap, Two sides are fixedly connected to the second fixture block up and down for one end of the fastening cap, and the both ends of the connector sleeve offer two sides up and down The other end of second card slot, the fastening cap is fixedly connected with fastening block；

The both ends of the connecting tube have been movably connected with external pipe, and the both ends of the connecting tube are fixedly connected to One end of two link blocks, second link block is fixedly connected to bolt in two sides up and down, and one end of the external pipe is fixed It is connected with fixed block, the upper and lower ends of the fixed block offer mounting groove；

One end outer surface of the connecting tube is fixedly connected with sealing shroud, and the upper and lower ends inner wall side of the sealing shroud is equal It is fixedly connected with sliding block, the upper and lower ends of the fixed block offer sliding slot compatible with sliding block.

Optionally, the lower end of the valve body is connected with the upper center of connecting tube；

The lower end of the connector sleeve is fixedly connected with the upper end of nut cap.

Optionally, the link slot is adapted with the first link block；

The upper and lower ends of the link slot are open.

Optionally, first card slot is adapted with the first fixture block；

One end of first fixture block is in the middle part of one end of connector sleeve.

Optionally, it is convex to be fixedly connected to screw thread for one end outer surface of first fixture block and the outer surface of the second fixture block It rises；

The inner surface of the binding groove and the second card slot offers thread groove compatible with thread protrusion.

Optionally, the upper and lower ends of the fastening block, which offer, holds slot；

The both ends of the mounting groove are open.

Optionally, one end of the bolt is connected with nut；

The sliding slot it is open at one end；

One end of second link block is fixedly connected with gasket.

(3) beneficial effect

The utility model provides a kind of easy-to-mount pneumatic diaphragm valve, have it is following the utility model has the advantages that

(1), the easy-to-mount pneumatic diaphragm valve, one side air-operated apparatus can be removed from the upper end of nut cap, in air-operated apparatus It cannot repair when failure and more to renew in use, can only remove air-operated apparatus again, save the cost, another aspect connecting tube It is bolted connection with external pipe, when diaphragm valve body being facilitated to break down, removes and repair, secondly gasket can So that the airtightness between connecting tube and external pipe connection gap is more preferable.

(2), the easy-to-mount pneumatic diaphragm valve, one side sealing shroud play the role of a secondary seal, the company of preventing The case where adapter tube is revealed with the junction of external pipe, what another aspect fastening cap can make the fastening of the first fixture block is stuck in the The inside of one card slot prevents the first fixture block from skidding off, next, which holds slot, can make operator hold the more laborsaving rotation of fastening block Fastening cap facilitates air-operated apparatus that can more quickly remove from nut cap.

Detailed description of the invention

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

Fig. 2 is structure enlargement diagram at A in Fig. 1 of the utility model；

Fig. 3 is structure enlargement diagram at C in Fig. 2 of the utility model；

Fig. 4 is structure enlargement diagram at B in Fig. 1 of the utility model；

Fig. 5 is structure enlargement diagram at D in Fig. 4 of the utility model.

In figure: 1, diaphragm valve body；2, valve body；3, lower flange；4, upper flange；5, nut cap；6, air-operated apparatus；7, connecting tube； 8, connector sleeve；9, the first link block；10, link slot；11, the first fixture block；12, the first card slot；13, fastening cap；14, binding groove； 15, the second fixture block；16, the second card slot；17, fastening block；171, slot is held；18, external pipe；19, the second link block；191, it seals Pad；20, bolt；201, nut；21, fixed block；22, mounting groove；23, sealing shroud；24, sliding block；25, sliding slot.

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.

In the description of the present invention, it should be understood that the orientation of the instructions such as term " on ", "lower", "inner", "outside" Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification is retouched It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, Therefore it should not be understood as limiting the present invention.

In the present invention unless specifically defined or limited otherwise, term " setting ", " connected ", " connects " installation " Connect ", the terms such as " fixation " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection；It can be machine Tool connection；It can be directly connected, it can also be indirectly connected through an intermediary.For those of ordinary skill in the art and Speech, can understand the concrete meaning of above-mentioned term in the present invention as the case may be.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.

Fig. 1-5 is please referred to, the utility model provides a kind of technical solution:

A kind of easy-to-mount pneumatic diaphragm valve, including diaphragm valve body 1, diaphragm valve body 1 include valve body 2, lower flange 3, the lower end of upper flange 4, nut cap 5, air-operated apparatus 6 and connecting tube 7, valve body 2 is fixedly connected with the upper center of connecting tube 7, valve body 2 Upper end and lower flange 3 lower end in the middle part of be fixedly connected, the upper end of lower flange 3 is connected with the lower end of upper flange 4 by screw activity It connects, the upper center of upper flange 4 is fixedly connected with the lower end of nut cap 5, and the upper end of nut cap 5 passes through under connector sleeve 8 and air-operated apparatus 6 End is flexibly connected, and air-operated apparatus 6 can remove from the upper end of nut cap 5, cannot be repaired again when air-operated apparatus 6 breaks down in use, Only air-operated apparatus 6 can be removed and more be renewed, save the cost；

The lower end of air-operated apparatus 6 is fixedly connected with the first link block 9, and the middle part of connector sleeve 8 offers link slot 10, connection It is connected with the first fixture block 11 in the middle part of the both ends of set 8, offers the first card slot 12 in the middle part of the both ends of the first link block 9；

One end of first fixture block 11 is connected with fastening cap 13, the card that fastening cap 13 can be such that the first fixture block 11 fastens It in the inside of the first card slot 12, prevents the first fixture block 11 from skidding off, offers binding groove 14, fastening cap in the middle part of one end of fastening cap 13 Two sides are fixedly connected to the second fixture block 15 up and down for 13 one end, and the both ends of connector sleeve 8 offer the second card slot in two sides up and down 16, the other end of fastening cap 13 is fixedly connected with fastening block 17；

The both ends of connecting tube 7 have been movably connected with external pipe 18, and the both ends of connecting tube 7 are fixedly connected to the second company Block 19 is connect, two sides are fixedly connected to bolt 20 up and down for one end of the second link block 19, and connecting tube 7 and external pipe 18 pass through spiral shell Bolt 20 is fastenedly connected, and when diaphragm valve body 1 being facilitated to break down, is removed and is repaired, one end of external pipe 18 is fixedly connected There is fixed block 21, the upper and lower ends of fixed block 21 offer mounting groove 22；

One end outer surface of connecting tube 7 is fixedly connected with sealing shroud 23, and sealing shroud 23 plays the role of a secondary seal, The case where preventing the junction of connecting tube 7 and external pipe 18 from revealing, the upper and lower ends inner wall side of sealing shroud 23 is solid Surely it is connected with sliding block 24, the upper and lower ends of fixed block 21 offer sliding slot 25 compatible with sliding block 24.

A kind of optional technical solution as the utility model: the lower end of valve body 2 is connected with the upper center of connecting tube 7 It is logical；

The lower end of connector sleeve 8 is fixedly connected with the upper end of nut cap 5.

A kind of optional technical solution as the utility model: link slot 10 is adapted with the first link block 9；

The upper and lower ends of link slot 10 are open.

A kind of optional technical solution as the utility model: the first card slot 12 is adapted with the first fixture block 11；

One end of first fixture block 11 is in the middle part of one end of connector sleeve 8.

A kind of optional technical solution as the utility model: one end outer surface of the first fixture block 11 and the second fixture block 15 Outer surface is fixedly connected to thread protrusion；

The inner surface of binding groove 14 and the second card slot 16 offers thread groove compatible with thread protrusion.

A kind of optional technical solution as the utility model: the upper and lower ends of fastening block 17, which offer, holds slot 171, holds Slot 171 can make operator hold the more laborsaving rotation fastening cap 13 of fastening block 17, facilitate air-operated apparatus 6 can more quickly Removed from nut cap 5；

The both ends of mounting groove 22 are open.

A kind of optional technical solution as the utility model: one end of bolt 20 is connected with nut 201；

Sliding slot 25 it is open at one end；

One end of second link block 19 is fixedly connected with gasket 191, and gasket 191 can make connecting tube 7 and exterior tube Airtightness between 18 connection gap of road is more preferable.

In conclusion the easy-to-mount pneumatic diaphragm valve, in use, user connects the second of 7 both ends of connecting tube Block 19 is respectively aligned to the fixed block 21 of 18 one end of external pipe, so that bolt 20 is inserted into the inside of mounting groove 22, at this time connector sleeve 23 One end be inserted in one end of fixed block 21, sliding block 24 slides into the inside of sliding slot 25, after bolt 20 is pierced by mounting groove 22, by nut 201 tighten, and connecting tube 7 links together with external pipe 18 at this time, and upper flange 4 and lower flange 3 are connected to one by screw It rises, then will be caught in the first fixture block 11 in the link slot 10 inside the second link block 9 insertion connector sleeve 8 of 6 lower end of air-operated apparatus The binding groove 14 of 13 one end of fastening cap is directed at one end of the first fixture block 11, at this time the second fixture block 15 by the inside of the first card slot 12 It is corresponding with the second card slot 16, it then holds slot 171 and rotates fastening cap 13, the first fixture block 11 is firmly secured to the first card The inside of slot 12, diaphragm valve body 1 is just installed at this time.

It should be noted that in the present invention unless specifically defined or limited otherwise, fisrt feature is in the second spy It can be that the first and second features directly contact or the first and second features are connect indirectly by intermediary "above" or "below" sign Touching.Moreover, fisrt feature can be above the second feature " above ", " above " and " above " fisrt feature right above second feature or Oblique upper, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature second feature " under ", " lower section " " following " can be fisrt feature and be directly under or diagonally below the second feature, or is merely representative of first feature horizontal height and is less than Second feature.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (7)

1. a kind of easy-to-mount pneumatic diaphragm valve, including diaphragm valve body (1), it is characterised in that: the diaphragm valve body (1) Including valve body (2), lower flange (3), upper flange (4), nut cap (5), air-operated apparatus (6) and connecting tube (7), under the valve body (2) End is fixedly connected with the upper center of connecting tube (7), fixed in the middle part of the upper end of the valve body (2) and the lower end of lower flange (3) to connect It connects, the upper end of the lower flange (3) is flexibly connected with the lower end of upper flange (4) by screw, in the upper end of the upper flange (4) Portion is fixedly connected with the lower end of nut cap (5), the lower end activity that the upper end of the nut cap (5) passes through connector sleeve (8) and air-operated apparatus (6) Connection；

The lower end of the air-operated apparatus (6) is fixedly connected with the first link block (9), offers connection in the middle part of the connector sleeve (8) The both ends middle part of slot (10), the connector sleeve (8) is connected with the first fixture block (11), and the two of first link block (9) End middle part offers the first card slot (12)；

One end of first fixture block (11) is connected with fastening cap (13), is offered in the middle part of one end of the fastening cap (13) One end of binding groove (14), the fastening cap (13) is fixedly connected to the second fixture block (15) two sides up and down, the connector sleeve (8) Both ends up and down two sides offer the second card slot (16), the other end of the fastening cap (13) is fixedly connected with fastening block (17)；

The both ends of the connecting tube (7) have been movably connected with external pipe (18), and the both ends of the connecting tube (7) are fixed to be connected It is connected to the second link block (19), one end of second link block (19) is fixedly connected to bolt (20) two sides up and down, described One end of external pipe (18) is fixedly connected with fixed block (21), and the upper and lower ends of the fixed block (21) offer mounting groove (22)；

One end outer surface of the connecting tube (7) is fixedly connected with sealing shroud (23), in the upper and lower ends of the sealing shroud (23) Wall side is fixedly connected to sliding block (24), and the upper and lower ends of the fixed block (21) offer compatible with sliding block (24) Sliding slot (25).

2. a kind of easy-to-mount pneumatic diaphragm valve according to claim 1, it is characterised in that:

The lower end of the valve body (2) is connected with the upper center of connecting tube (7)；

The lower end of the connector sleeve (8) is fixedly connected with the upper end of nut cap (5).

3. a kind of easy-to-mount pneumatic diaphragm valve according to claim 1, it is characterised in that:

The link slot (10) is adapted with the first link block (9)；

The upper and lower ends of the link slot (10) are open.

4. a kind of easy-to-mount pneumatic diaphragm valve according to claim 1, it is characterised in that:

First card slot (12) is adapted with the first fixture block (11)；

One end of first fixture block (11) is in the middle part of the one end of connector sleeve (8).

5. a kind of easy-to-mount pneumatic diaphragm valve according to claim 1, it is characterised in that:

One end outer surface of first fixture block (11) and the outer surface of the second fixture block (15) are fixedly connected to thread protrusion；

The inner surface of the binding groove (14) and the second card slot (16) offers thread groove compatible with thread protrusion.

6. a kind of easy-to-mount pneumatic diaphragm valve according to claim 1, it is characterised in that:

The upper and lower ends of the fastening block (17), which offer, holds slot (171)；

The both ends of the mounting groove (22) are open.

7. a kind of easy-to-mount pneumatic diaphragm valve according to claim 1, it is characterised in that:

One end of the bolt (20) is connected with nut (201)；

The sliding slot (25) it is open at one end；

One end of second link block (19) is fixedly connected with gasket (191).