CN208295140U - A kind of butterfly valve with decontamination structure - Google Patents

Abstract

The utility model discloses a kind of butterfly valves with decontamination structure, including valve body, valve chamber is equipped in the middle part of the valve body, flap is equipped in the valve chamber, the flap is equipped with annular groove, semicircular removable seal ring there are two being set in the annular groove, two semicircular removable seal rings are fixed by screws on flap, the left and right of described flap one end is equipped with floor, axis hole is equipped in the middle part of the flap, No.1 axis is equipped in the axis hole, No.1 axis upper end is equipped with transmission mechanism, and the transmission mechanism is fixed in drive shell.The removable seal ring that the utility model is added, when valve seal effect is bad or when removable seal ring damages, it only needs to disassemble fixing screws, the removable seal ring that two are damaged, size mutually suitable new removable seal ring is replaced, it is easy to maintenance, it does not need to replace entire valve body, the 10% of valve body cost is only needed to change, maintenance cost is greatly reduced.

Description

A kind of butterfly valve with decontamination structure

Technical field

The utility model relates to butterfly valve technical field more particularly to a kind of butterfly valves with decontamination structure.

Background technique

Butterfly valve is called flap valve, is a kind of simple regulating valve of structure, can be used for the switch control of low pressure pipeline medium Butterfly valve refers to that closure member (flap or butterfly plate) is disk, and a kind of valve of open and close is reached around valve shaft rotation.Butterfly valve opens Closing member is a discoidal butterfly plate, is rotated in valve body around the axis of its own, to achieve the purpose that opening and closing or adjusting.Butterfly Valve easily with various combination of drive means, there is good durability and reliability.As the synthetic rubber of anti-chemical corrosion is in butterfly valve On application, the performance of butterfly valve is improved.Due to synthetic rubber have corrosion-resistant, Anti-erosion, dimensionally stable, resilience it is good, The features such as being readily formed, be low in cost, and the synthetic rubber of different performance can be selected according to different requirements, to meet The applying working condition condition of butterfly valve.

Through retrieving, utility model Authorization Notice No. is that 205047973 U of CN discloses a kind of butterfly with decontamination structure Valve, including valve body, liquid containing chamber, solar energy heating structure, temperature sensor and controller, the liquid containing chamber covering In gap between two flange of valve body, inside be filled with liquid, the solar energy heating structure includes being covered in the liquid Solar panel outside body accommodating chamber and the intracavitary heating rod of liquid containing is extended to, the controller includes that energy turns Parallel operation and processor, the solar panel are connected with energy converter, and the energy converter is connected with heating rod, The temperature sensor is set to the inside of the liquid containing chamber, when fluid temperature is higher than preset threshold, passes through processor Controller heating rod stops heating.

On Cucumber conveyance conduit, valve will form stickum after a long time of use, at the edge of flap, It is even damaged so that be closed completely flap can not, so that valve loses cutting action, while prolonged abrasion Also valve can be made to lose cutting action, and maintenance cost is higher, it has not been convenient to it replaces, now designs a kind of band in view of the above problems There is the butterfly valve of decontamination structure.

Utility model content

The purpose of this utility model is to provide a kind of butterfly valves with decontamination structure, have and are convenient for changing flap and maintenance Advantage at low cost solves on Cucumber conveyance conduit, and valve after a long time of use, can shape at the edge of flap At stickum, even damaged so that be closed completely flap can not, so that valve loses cutting action, same to duration The abrasion of time also can make valve lose cutting action, and maintenance cost is higher, it has not been convenient to the problem of replacing.

According to a kind of butterfly valve with decontamination structure of the utility model embodiment, including valve body, set in the middle part of the valve body Have a valve chamber, flap be equipped in the valve chamber, the flap is equipped with annular groove, set in the annular groove there are two it is semicircular can Sealing ring is dismantled, two semicircular removable seal rings are fixed by screws on flap, the left side of described flap one end The right side is equipped with floor, and axis hole is equipped in the middle part of the flap, No.1 axis is equipped in the axis hole, No.1 axis upper end is equipped with transmission Mechanism, the transmission mechanism are fixed in drive shell, on the right side of the transmission mechanism in drive shell, the transmission mechanism Side is equipped with fixed mechanism, and the drive shell is fixed on valve body upper end, and the transmission mechanism on the right side of the drive shell is equipped with one Number handle, the valve body lower end are equipped with lower cover.

Further, the fixed mechanism includes fixed fixture block, and the fixed fixture block top is connected equipped with universal ball end, institute It states universal ball end connection upper end and is equipped with stud, the stud is through drive shell and extends out, and the stud top is equipped with two Number handle, the fixed fixture block are located in card slot, and the card slot is located at the intracorporal top of driving shell.

Further, the axis hole side wall is equipped with location hole.

Further, the No.1 axis is equipped with sealing ring for two up and down, is equipped with fixing axle on the outside of the sealing ring It holds, No. two location holes is equipped in the middle part of the No.1 axis, No. two location holes are corresponding with location hole.

Further, the transmission mechanism includes No.1 gear, and the No.1 gear is fixed on No.1 axis, the No.1 Gear is meshed with No. two gears, and No. two gears are set on No. two axis, and No. two axis are fixed on bracket by bearing On plate and run through supporting plate, the right end of No. two axis is equipped with No. three gears, fixed fixture block, institute are equipped with above No. three gears It states and is meshed below No. three gears with No. four gears, No. four gears are set in one end of No. three axis, and No. three axis pass through Bearing is fixed in drive shell, and No. three axis other ends are equipped with No.1 handle.

Further, the supporting plate is located at the intracorporal middle part of driving shell.

The utility model has the beneficial effect that compared with prior art

1. the removable seal ring being added, when valve seal effect is bad or when removable seal ring damages, it is only necessary to Fixing screws are disassembled, the removable seal ring that two are damaged, the suitable new removable seal ring of replacement size phase , it is easy to maintenance, it does not need to replace entire valve body, only needs to change the 10% of valve body cost, greatly reduce maintenance cost；

2. the biography being made up of the No.1 gear, No. two gears, No. two axis, No. three gears, No. four gears, No. three axis that are added Motivation structure facilitates adjusting flow for deceleration mechanism；Fixation fixture block, universal ball end connection, stud, No. two handle compositions of addition Fixed mechanism No. three gears can be blocked, flap is fixed on to the purpose of a direction to reach, and knot easy to operate Structure stability is good.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:

Fig. 1 be the utility model proposes it is a kind of with decontamination structure butterfly valve structural schematic diagram；

Fig. 2 be the utility model proposes it is a kind of with decontamination structure butterfly valve in flap structural schematic diagram；

Fig. 3 be the utility model proposes it is a kind of with decontamination structure butterfly valve in transmission mechanism structural schematic diagram.

In figure: No. bis- 1- valve body, 2- valve chamber, 3- flap, 4- No.1 axis, 5- transmission mechanism, 501- No.1 gear, 502- teeth Wheel, No. bis- axis of 503-, No. tri- gears of 504-, No. tetra- gears of 505-, No. tri- axis of 506-, 6- drive shell, 7- No.1 handle, 8- are solid Determine the fixed fixture block of mechanism, 801-, the connection of 802- universal ball end, 803- stud, No. bis- handles of 804-, 9- lower cover, 10- annular Slot, 11- removable seal ring, 12- floor, 13- axis hole, 14- location hole.

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.

Referring to Fig.1-3, a kind of butterfly valve with decontamination structure, including valve body 1 are equipped with valve chamber 2 in the middle part of valve body 1, in valve chamber 2 Equipped with flap 3, flap 3 is equipped with annular groove 10, is set in annular groove 10 there are two semicircular removable seal ring 11, two and half Circular removable seal ring 11 is fixed by screws on flap 3, and the left and right of 3 one end of flap is equipped with floor 12, in flap 3 Portion is equipped with axis hole 13, and No.1 axis 4 is equipped in axis hole 13, and 4 upper end of No.1 axis is equipped with transmission mechanism 5, and transmission mechanism 5 is fixed on driving In shell 6, drive shell 6 is run through on the right side of transmission mechanism 5, is equipped with fixed mechanism 8 above transmission mechanism 5, drive shell 6 is fixed on The transmission mechanism 5 of 1 upper end of valve body, 6 right side of drive shell is equipped with No.1 handle 7, and 1 lower end of valve body is equipped with lower cover 9.

Fixed mechanism 8 includes fixed fixture block 801, and fixed 801 top of fixture block is equipped with universal ball end connection 802, universal ball end 802 upper ends are connected equipped with stud 803, stud 803 is through drive shell 6 and extends out, and 803 top of stud is equipped with No. two handles 804, fixed fixture block 801 is located in card slot, and card slot is located at the top in drive shell 6；13 side wall of axis hole is equipped with location hole 14； About 4 two, No.1 axis are equipped with sealing ring, and fixing bearing is equipped on the outside of sealing ring, No. two is equipped in the middle part of No.1 axis 4 and determines Position hole, No. two location holes are corresponding with location hole 14；Transmission mechanism 5 includes No.1 gear 501, and No.1 gear 501 is fixed on one On number axis 4, No.1 gear 501 is meshed with No. two gears 502, and No. two gears 502 are set on No. two axis 503, No. two axis 503 Supporting plate is fixed on supporting plate and run through by bearing, and the right end of No. two axis 503 is equipped with No. three gears 504, No. three gears 504 Top is equipped with fixed fixture block 801, and No. three 504 lower sections of gear are meshed with No. four gears 505, and No. four gears 505 are set in No. three One end of axis 506, No. three axis 506 are fixed in drive shell 6 by bearing, and No. three 506 other ends of axis are equipped with No.1 handle 7； Supporting plate is located at the middle part in drive shell 6.

In use, No. two handles 804 are rotated in the forward direction when needing to adjust flow, so that fixed fixture block 801 moves up, No.1 handle 7 is rotated later, and power passes through No. three teeth of axis 503, two of gear 504, two of gear 505, three of axis 506, four Wheel 502, No.1 gear 501, No.1 axis 4 are transmitted on flap 4, so that flap 4 drives removable seal ring 11 to rotate, later instead To No. two handles 804 of rotation, so that fixed fixture block 801 moves down and blocks No. three gears 504；When valve body 1 or removable seal When 11 sealing effect of ring is bad, it is only necessary to disassemble fixing screws, replace suitable removable seal ring 11, maintenance side Just, it does not need to replace entire valve body, only needs to change the 10% of valve body cost, greatly reduce maintenance cost.

Place is not described in detail for the utility model, is the well-known technique of those skilled in the art.

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 (6)

1. a kind of butterfly valve with decontamination structure, it is characterised in that: including valve body (1), valve chamber is equipped in the middle part of the valve body (1) (2), flap (3) are equipped in the valve chamber (2), the flap (3) is equipped with annular groove (10), is equipped in the annular groove (10) Two semicircular removable seal rings (11), two semicircular removable seal rings (11) are fixed by screws in valve On valve (3), the left and right of described flap (3) one end is equipped with floor (12), is equipped with axis hole (13) in the middle part of the flap (3), described No.1 axis (4) are equipped in axis hole (13), No.1 axis (4) upper end is equipped with transmission mechanism (5), and the transmission mechanism (5) is fixed In drive shell (6), run through drive shell (6) on the right side of the transmission mechanism (5), is equipped with above the transmission mechanism (5) solid Determine mechanism (8), the drive shell (6) is fixed on valve body (1) upper end, on the transmission mechanism (5) on the right side of the drive shell (6) Equipped with No.1 handle (7), valve body (1) lower end is equipped with lower cover (9).

2. a kind of butterfly valve with decontamination structure according to claim 1, it is characterised in that: fixed mechanism (8) packet It includes fixed fixture block (801), fixed fixture block (801) top is equipped with universal ball end connection (802), the universal ball end connection (802) upper end is equipped with stud (803), and the stud (803) is through drive shell (6) and extends out, stud (803) top End is equipped with No. two handles (804), and the fixed fixture block (801) is located in card slot, and the card slot is located at the top in drive shell (6) End.

3. a kind of butterfly valve with decontamination structure according to claim 1, it is characterised in that: on axis hole (13) side wall Equipped with location hole (14).

4. a kind of butterfly valve with decontamination structure according to claim 3, it is characterised in that: the No.1 axis (4) is up and down Two are equipped with sealing ring, and fixing bearing is equipped on the outside of the sealing ring, No. two positioning are equipped in the middle part of the No.1 axis (4) Hole, No. two location holes are corresponding with location hole (14).

5. a kind of butterfly valve with decontamination structure according to claim 2, it is characterised in that: transmission mechanism (5) packet It includes No.1 gear (501), the No.1 gear (501) is fixed on No.1 axis (4), the No.1 gear (501) and No. two teeth Wheel (502) is meshed, and No. two gears (502) are set on No. two axis (503), and No. two axis (503) are solid by bearing It is scheduled on supporting plate and runs through supporting plate, the right end of No. two axis (503) is equipped with No. three gears (504), No. three gears (504) top is equipped with fixed fixture block (801), is meshed below No. three gears (504) with No. four gears (505), and described four Number gear (505) is set in one end of No. three axis (506), and No. three axis (506) are fixed on drive shell (6) by bearing On, No. three axis (506) other end is equipped with No.1 handle (7).

6. a kind of butterfly valve with decontamination structure according to claim 5, it is characterised in that: the supporting plate is located at driving Middle part in shell (6).