CN214534539U

CN214534539U - Novel high leakproofness airlock valve

Info

Publication number: CN214534539U
Application number: CN202120533092.5U
Authority: CN
Inventors: 王福根; 江涌; 成忠贤
Original assignee: Jiangxi Leping Wanqing Cement Co ltd
Current assignee: Jiangxi Leping Wanqing Cement Co ltd
Priority date: 2021-03-15
Filing date: 2021-03-15
Publication date: 2021-10-29
Anticipated expiration: 2031-03-15

Abstract

The utility model discloses a novel high leakproofness airlock valve, the water-cooled type rotary valve comprises a valve body, the connecting seat is gone up to the top fixedly connected with of valve body, the little guard box of one side fixedly connected with of big guard box, one side fixedly connected with frame of valve body, the one end of drive shaft is run through little guard box and is extended and be connected with the second sprocket, both ends all are provided with sealed chamber about the inside of valve body, the equal fixedly connected with sealing washer in middle part both sides in sealed chamber, the sealed leaf of outside fixedly connected with of connecting axle. The utility model discloses in, make the drive shaft rotate through the motor, and then can drive two connecting axles through second sprocket, chain and first sprocket and rotate, realize that two sealed leafs can rotate and angle of adjustment, the sealing washer can further improve the lock wind effect, makes the sealed effectual of valve body, and the sealing washer can alleviate the wearing and tearing of sealed leaf well, improves life, is worth wideling popularize.

Description

Novel high leakproofness airlock valve

Technical Field

The utility model relates to a lock wind technical field especially relates to a novel high leakproofness lock wind valve.

Background

At present, pulverized coal conveying air locking equipment commonly used in cement plants mainly comprises a screw pump and a rigid air locking single valve, wherein the air locking valves produced by other companies in China mainly use a single rigid valve, the effect in the initial use stage is good, the air locking effect is continuously worn along with the prolonging of the service time, the conveying pressure is increased, the sealing gap is gradually increased, the sealing effect is suddenly reduced, and the service life is generally not up to one year.

The existing air locking equipment has poor air locking effect, low overall sealing performance, influence on use, high energy consumption, easy abrasion and short service life.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a novel high-tightness air locking valve.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a novel high-sealing air locking valve comprises a valve body, wherein the top end of the valve body is fixedly connected with an upper connecting seat, the bottom end of the valve body is fixedly connected with a lower connecting seat, the front end of the valve body is fixedly connected with a large protection box, one side of the large protection box is fixedly connected with a small protection box, one side of the valve body is fixedly connected with a machine base, one side of the machine base is fixedly connected with a motor, the output end of the motor is fixedly connected with a driving shaft, one end of the driving shaft penetrates through the small protection box and is connected with a second chain wheel in an extending mode, the upper end and the lower end of the interior of the valve body are respectively provided with a sealing cavity, two sides of the middle part of the sealing cavity are respectively and fixedly connected with a sealing ring, the rear end of the middle part of the sealing cavity is rotatably connected with a connecting shaft, the outer side of the connecting shaft is fixedly connected with a sealing blade, and the front ends of the two connecting shafts penetrate through the front end of the middle part of the sealing cavity and are connected with a first chain wheel in an extending mode, and the two first chain wheels are connected to the outer side of the second chain wheel through chains.

As a further description of the above technical solution:

the cross section of the sealing ring is in a semicircular ring shape.

As a further description of the above technical solution:

and sliding pads are arranged at two ends of the sealing leaves and made of polyester resin.

As a further description of the above technical solution:

the shape of the sealing blade and the cross section shape of the sealing cavity are both circular.

As a further description of the above technical solution:

and one side of the large protection box is provided with a mounting hole penetrating through the small protection box.

As a further description of the above technical solution:

an upper through opening is arranged in the top of the valve body.

As a further description of the above technical solution:

and a lower through opening is formed in the bottom of the valve body.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, at first make the drive shaft rotate through the motor, and then can drive two connecting axles through second sprocket, chain and first sprocket and rotate, realize that two sealed leaves can rotate and angle of adjustment, can lock the wind when two sealed leaves are level simultaneously, the sealing washer can further improve the lock wind effect, makes the sealed effectual of valve body, improves the result of use of lock wind valve.

2. The utility model discloses in, realize controlling two sealed leaves through a motor and rotate, reduce cost and consume energy little, simultaneously sealed leaf not with sealed chamber direct contact, the sealing washer can alleviate the wearing and tearing of sealed leaf well, improves life, is worth wideling popularize.

Drawings

Fig. 1 is a schematic structural view of a novel high-sealing airlock valve provided by the present invention;

fig. 2 is a schematic view of the internal structure of the valve body of the novel high-sealing air-lock valve provided by the present invention;

fig. 3 is the utility model provides a novel big guard box and little guard box internal structure schematic diagram of high leakproofness airlock valve.

Illustration of the drawings:

1. an upper connecting seat; 2. a large protection box; 3. a lower connecting seat; 4. a valve body; 5. a machine base; 6. a motor; 7. a small protection box; 8. sealing the cavity; 9. a seal ring; 10. an upper port; 11. a slide pad; 12. a connecting shaft; 13. sealing the leaves; 14. a lower port; 15. a first sprocket; 16. a chain; 17. a drive shaft; 18. mounting holes; 19. a second sprocket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do 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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a novel high-sealing air locking valve comprises a valve body 4, wherein the top end of the valve body 4 is fixedly connected with an upper connecting seat 1, the bottom end of the valve body 4 is fixedly connected with a lower connecting seat 3, the valve body 4 is convenient to install through the upper connecting seat 1 and the lower connecting seat 3, the front end of the valve body 4 is fixedly connected with a large protection box 2, one side of the large protection box 2 is fixedly connected with a small protection box 7, the large protection box 2 and the small protection box 7 form a protection cover, one side of the valve body 4 is fixedly connected with a machine base 5, one side of the machine base 5 is fixedly connected with a motor 6, the output end of the motor 6 is fixedly connected with a driving shaft 17, one end of the driving shaft 17 penetrates through the small protection box 7 and is connected with a second chain wheel 19 in an extending manner, the upper end and the lower end of the inside of the valve body 4 are respectively provided with a sealing cavity 8, the two sides of the middle part of the sealing cavity 8 are respectively fixedly connected with a sealing ring 9, the rear end of the middle part of the sealing cavity 8 is rotatably connected with a connecting shaft 12, the sealing blades 13 are fixedly connected to the outer side of the connecting shaft 12, the two sealing blades 13 are arranged in parallel, the two sealing blades 13 can lock air when being horizontal, the two sealing blades 13 can ventilate when being vertical, the front ends of the two connecting shafts 12 penetrate through the front end of the middle part of the sealing cavity 8 and are connected with the first chain wheel 15 in an extending mode, the two first chain wheels 15 are connected to the outer side of the second chain wheel 19 through the chain 16, the driving shaft 17 is rotated through the motor 6, the two connecting shafts 12 can be driven to rotate through the second chain wheel 19, the chain 16 and the first chain wheels 15, the two sealing blades 13 can rotate and adjust the angle, ventilation and air locking can be achieved, the air locking effect can be improved through the sealing ring 9, the sealing performance of the valve body 4 during air locking is enhanced, compared with the traditional double-motor driving, the two sealing blades 13 are controlled through the motor 6, the cost is reduced, and the energy consumption is low, meanwhile, the sealing blade 13 is not in direct contact with the sealing cavity 8, the sealing ring 9 can well reduce the abrasion of the sealing blade 13, and the service life is prolonged.

The cross section shape of sealing washer 9 is half-circular, it is sealed to be convenient for form with sealed leaf 13, the both ends of sealed leaf 13 all are provided with sliding pad 11, sliding pad 11's material is polyester resin, increase sealed leaf 13's rotation effect, reduce and block, sealed leaf 13's shape and sealed chamber 8's cross section shape are circular, be convenient for realize sealed, one side of big guard box 2 is provided with the mounting hole 18 that runs through little guard box 7, be convenient for install chain 16, be provided with opening 10 in the top of valve body 4, be provided with opening 14 down in the bottom of valve body 4, be convenient for ventilate.

The working principle is as follows: during the use, make drive shaft 17 rotate through motor 6, can rotate through second sprocket 19, chain 16 and first sprocket 15 drive two connecting axles 12, realize that two sealed leafs 13 can rotate and angle of adjustment, can lock wind when two sealed leafs 13 are horizontal simultaneously, can ventilate when two sealed leafs 13 are vertical simultaneously, can realize ventilating and lock wind, it is sealed effectual, and sealing washer 9 can further improve the lock wind effect, leakproofness when reinforcing valve body 4 locks wind, through two sealed leafs 13 of a motor 6 control, reduce cost and power consumption are little, simultaneously sealed leafs 13 do not with sealed chamber 8 direct contact, sealing washer 9 can alleviate the wearing and tearing of sealed leafs 13 well, and service life is prolonged.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a novel high leakproofness airlock, includes valve body (4), its characterized in that: the top end of the valve body (4) is fixedly connected with an upper connecting seat (1), the bottom end of the valve body (4) is fixedly connected with a lower connecting seat (3), the front end of the valve body (4) is fixedly connected with a large protection box (2), one side of the large protection box (2) is fixedly connected with a small protection box (7), one side of the valve body (4) is fixedly connected with a machine base (5), one side of the machine base (5) is fixedly connected with a motor (6), the output end of the motor (6) is fixedly connected with a driving shaft (17), one end of the driving shaft (17) penetrates through the small protection box (7) and is connected with a second chain wheel (19) in an extending manner, the upper end and the lower end of the interior of the valve body (4) are respectively provided with a sealing cavity (8), two sides of the middle part of the sealing cavity (8) are respectively and fixedly connected with a sealing ring (9), the rear end of the middle part of the sealing cavity (8) is rotatably connected with a connecting shaft (12), the outside fixedly connected with sealing leaf (13) of connecting axle (12), two the front end of connecting axle (12) all runs through the middle part front end of sealed chamber (8) and extends and is connected with first sprocket (15), two first sprocket (15) all connect the outside at second sprocket (19) through chain (16).

2. The novel high-tightness airlock valve as claimed in claim 1, wherein: the cross section of the sealing ring (9) is semicircular.

3. The novel high-tightness airlock valve as claimed in claim 1, wherein: both ends of sealed leaf (13) all are provided with sliding pad (11), the material of sliding pad (11) is dacron resin.

4. The novel high-tightness airlock valve as claimed in claim 1, wherein: the shape of the sealing blade (13) and the cross section shape of the sealing cavity (8) are both circular.

5. The novel high-tightness airlock valve as claimed in claim 1, wherein: and a mounting hole (18) penetrating through the small protection box (7) is formed in one side of the large protection box (2).

6. The novel high-tightness airlock valve as claimed in claim 1, wherein: an upper through hole (10) is arranged in the top of the valve body (4).

7. The novel high-tightness airlock valve as claimed in claim 1, wherein: a lower through hole (14) is arranged in the bottom of the valve body (4).