CN217676897U

CN217676897U - Feeding back-blowing device

Info

Publication number: CN217676897U
Application number: CN202221683596.6U
Authority: CN
Inventors: 陈鹏; 马磊; 赵欣; 王慧明; 伊兆宇
Original assignee: Jinan Leyijia Machinery Equipment Co ltd
Current assignee: Jinan Leyijia Machinery Equipment Co ltd
Priority date: 2022-07-02
Filing date: 2022-07-02
Publication date: 2022-10-28
Anticipated expiration: 2032-07-02

Abstract

The utility model provides a pay-off blowback device relates to air supporting pay-off technical field, which comprises a housin, casing one side is fixed with the connecting rod, connecting rod one end is fixed with the cylinder, cylinder power take off end is fixed with the connecting axle, the connecting axle outer wall is fixed with third butterfly valve, first butterfly valve and second butterfly valve, casing one end is run through and has been seted up the third scavenge hole, casing middle part left side is run through and has been seted up first scavenge hole, casing middle part right side is run through and has been seted up the second scavenge hole, casing one side is run through sealed being fixed with muffler interface and inlet scoop. The utility model discloses in connect air inlet and fan through the general will, keep the fan to carry out operating condition always, when needs change admit air and the state of breathing in, control cylinder removes, drives the connecting axle and separates first draught hole, second butterfly valve and the second draught hole of first butterfly valve extrusion laminating, and the second draught hole is opened, and the third draught hole is opened simultaneously, can take the area to admit air the state of breathing in and need not to close the fan.

Description

Feeding back-blowing device

Technical Field

The utility model belongs to the technical field of the air supporting pay-off, more specifically say, in particular to pay-off blowback device.

Background

The air flotation is a short name of an air flotation machine and can also be used as a proper term, namely the air flotation method in water treatment, and is used for feeding materials by applying a mode of air flotation to feeding equipment, wherein highly dispersed micro bubbles are formed in water and adhere to solid or liquid particles of hydrophobic groups in wastewater.

Based on the above, the present inventors found that the following problems exist: the existing air-floating feeding device can only blow air, and cannot realize the switching of air inlet or blowing under the condition that a fan does not stop rotating, so that the fan needs to be started or stopped at high frequency, the fan is easy to damage, and the failure rate of the fan is increased.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a feeding back blowing device is provided, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a pay-off blowback device to solve present motor and need often open the problem of opening the function that stops and singly blow.

The utility model discloses pay-off blowback device's purpose and efficiency are reached by following specific technological means:

pay-off blowback device, which comprises a housin, casing one side is fixed with the connecting rod, connecting rod one end is fixed with the cylinder, cylinder power take off end is fixed with the connecting axle, the connecting axle outer wall is fixed with third butterfly valve, first butterfly valve and second butterfly valve, casing one end is run through and has been seted up the third scavenge port, casing middle part left side is run through and has been seted up first scavenge hole, casing middle part right side is run through and has been seted up the second scavenge hole, casing one side is run through sealed being fixed with muffler interface and inlet scoop, the inlet scoop opposite side is run through sealed being fixed with air inlet and air outlet.

Further, the connecting rod is provided with four, four the connecting rod is located the four corners of cylinder one side respectively, the casing other end is fixed with the loop bar, the outer wall diameter value adaptation of loop bar inner wall diameter value and connecting axle.

Furthermore, the sleeve rod and the connecting shaft are movably adjusted, and the length value of the sleeve rod is larger than the horizontal distance value between the first butterfly valve and the first ventilating hole.

Furthermore, the horizontal section of the shell is in a shape of Chinese character mu, the distance between the third butterfly valve and the first butterfly valve is smaller than the distance between the third scavenging hole and the first scavenging hole, and the distance between the first butterfly valve and the second butterfly valve is larger than the distance between the first scavenging hole and the second scavenging hole.

Furthermore, sealing gaskets are fixed on one sides, close to the inner wall of the shell, of the third butterfly valve, the first butterfly valve and the second butterfly valve, the diameter value of the third butterfly valve is larger than that of the third scavenging hole, the diameter value of the first butterfly valve is larger than that of the first scavenging hole, and the diameter value of the second butterfly valve is larger than that of the second scavenging hole.

Furthermore, the interface of the air inlet and the shell is positioned in the middle of the third air vent and the first air vent, the interface of the air outlet and the shell and the interface of the silencer interface and the shell are both positioned in the middle of the loop bar and the second butterfly valve, and the interface of the air suction inlet and the shell is positioned in the middle of the first air vent and the second air vent.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses inhaling through fan normal work air inlet, first scavenge port is opened this moment, through the second butterfly valve, the third butterfly valve is closed second scavenge hole and third scavenge hole, the first scavenge hole of connecting axle with first butterfly valve extrusion laminating, second butterfly valve and second scavenge hole separation, the second scavenge hole is opened, the third scavenge hole is opened simultaneously, the air inlet admits air from the third scavenge hole, the inlet scoop will lose the negative pressure, the air outlet can blow inlet scoop and muffler interface simultaneously with the fan air-out this moment, thereby reach the effect of admitting air and breathing in the switching.

2. The utility model discloses in connect air inlet and fan through the general, keep the fan to carry out operating condition always, when needs change admit air and the state of breathing in, control cylinder removes, drives the connecting axle and separates first draught hole, second butterfly valve and the second draught hole of first butterfly valve extrusion laminating, and the second draught hole is opened, and the third draught hole is opened simultaneously, can take the intake state of breathing in to need not to close the fan to reach the effect that improves fan life.

Drawings

Fig. 1 is a schematic top view of the overall structure of the present invention.

Fig. 2 is an internal schematic view of the integral knot of the present invention.

Fig. 3 is a schematic view of the back of the overall structure of the present invention.

Fig. 4 is a schematic structural view of the first butterfly valve of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. an air inlet; 2. an air outlet; 3. an air inlet; 4. a muffler interface; 5. a first butterfly valve; 6. a second butterfly valve; 7. a connecting shaft; 8. a cylinder; 9. a first transfer port; 10. a second transfer port; 11. a third transfer port; 12. a third butterfly valve; 13. a housing; 14. a connecting rod; 15. A loop bar; 16. and a gasket.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 4:

the utility model provides a pay-off blowback device, which comprises a housin 13, casing 13 one side is fixed with connecting rod 14, connecting rod 14 one end is fixed with

cylinder

8, 8 power take off ends of cylinder are fixed with connecting

axle

7, 7 outer walls of connecting axle are fixed with third butterfly valve 12, first butterfly valve 5 and second butterfly valve 6, casing 13 one end is run through and has been seted up third draught hole 11, casing 13 middle part left side is run through and has been seted up first draught hole 9, casing 13 middle part right side is run through and has been seted up second draught hole 10, casing 13 one side is run through sealed being fixed with muffler interface 4 and

inlet scoop

3, 3 opposite sides of inlet scoop are run through sealed being fixed with air inlet 1 and air outlet 2.

Wherein, connecting rod 14 is provided with four, and four connecting rods 14 are located the four corners of cylinder 8 one side respectively, and 13 other ends of casing are fixed with loop bar 15, and the outer wall diameter value adaptation of 15 inner wall diameter values of loop bar and connecting axle 7 for cylinder 8 drives connecting axle 7 and carries out reciprocating motion at the 15 inner walls of loop bar.

Wherein, loop bar 15 and connecting axle 7 activity regulation, and the length value of loop bar 15 is greater than the horizontal interval value between first butterfly valve 5 and the first scavenge port 9, and the length of loop bar 15 is enough, prevents to drop from loop bar 15 when connecting axle 7 removes, influences the removal of follow-up first butterfly valve 5, second butterfly valve 6 and third butterfly valve 12.

The horizontal section of the shell 13 is in a shape like a Chinese character 'mu', the distance value between the third butterfly valve 12 and the first butterfly valve 5 is smaller than the distance value between the third scavenging hole 11 and the first scavenging hole 9, and the distance value between the first butterfly valve 5 and the second butterfly valve 6 is larger than the distance value between the first scavenging hole 9 and the second scavenging hole 10, so that when the cylinder 8 is pushed out, the first butterfly valve 5 is extruded and attached by the connecting shaft 7 to the first scavenging hole 9, the second butterfly valve 6 is separated from the second scavenging hole 10, the second scavenging hole 10 is opened, and meanwhile, the third scavenging hole 11 is opened.

Wherein, the third butterfly valve 12, first butterfly valve 5 and second butterfly valve 6 all are fixed with sealed 16 on one side of being close to 13 inner walls of casing, the diameter value of third butterfly valve 12 is greater than the diameter value of third scavenge port 11, the diameter value of first butterfly valve 5 is greater than the diameter value of first scavenge port 9, the diameter value of second butterfly valve 6 is greater than the diameter value of second scavenge port 10, make first butterfly valve 5, second butterfly valve 6 and third butterfly valve 12 can block up first scavenge port 9, second scavenge port 10 and third scavenge port 11 completely, prevent gas leakage.

Wherein, the interface of air inlet 1 and casing 13 is located third scavenge port 11 and the 9 middle parts of first scavenge port, the interface of air outlet 2 and casing 13 and the interface of muffler interface 4 and casing 13 all are located loop bar 15 and the 6 middle parts of second butterfly valve, inlet scoop 3 and casing 13 interface are located first scavenge port 9 and the 10 middle parts of second scavenge port, when third scavenge port 11 is opened, air inlet 1 admits air from third scavenge port 11, inlet scoop 3 will lose the negative pressure, air outlet 2 can blow the fan air-out to inlet scoop 3 and muffler interface 4 simultaneously this moment, realize the vacuum negative pressure release when will normally inhaling the wind fast.

The specific use mode and function of the embodiment are as follows:

the utility model discloses in, at first connect air inlet 1 and fan, when the normal state of induced drafting: the air inlet 1 of the fan works normally to suck air, the first ventilating hole 9 is opened at the moment, the second ventilating hole 10 and the third ventilating hole 11 are closed through the second butterfly valve 6 and the third butterfly valve 12, the air suction opening 3 is connected with equipment, the air outlet 2 is connected with the air outlet of the fan, the silencer interface 4 is connected with a silencer, the vacuum of a vacuum box is realized, and the adsorption and fixation of materials are realized; a back flushing state during feeding: the fan operates, release through cylinder 8, connecting axle 7 is with the first draught hole 9 of 5 extrusion laminatings of first butterfly valve, second butterfly valve 6 and the separation of second draught hole 10, second draught hole 10 is opened, third draught hole 11 is opened simultaneously, air inlet 1 admits air from third draught hole 11, inlet scoop 3 will lose the negative pressure, air outlet 2 can blow the fan air-out to inlet scoop 3 and muffler interface 4 simultaneously this moment, the realization is quick with the vacuum negative pressure release when normally breathing in, and with the material suspension of blowing.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. Pay-off blowback device includes casing (13), its characterized in that: casing (13) one side is fixed with connecting rod (14), connecting rod (14) one end is fixed with cylinder (8), cylinder (8) power take off end is fixed with connecting axle (7), connecting axle (7) outer wall is fixed with third butterfly valve (12), first butterfly valve (5) and second butterfly valve (6), casing (13) one end is run through and has been seted up third breather hole (11), casing (13) middle part left side is run through and has been seted up first breather hole (9), casing (13) middle part right side is run through and has been seted up second breather hole (10), casing (13) one side is run through sealed being fixed with muffler interface (4) and inlet scoop (3), inlet scoop (3) opposite side is run through sealed being fixed with air inlet (1) and air outlet (2).

2. The blowback feed device of claim 1, further comprising: connecting rod (14) are provided with four, four connecting rod (14) are located the four corners of cylinder (8) one side respectively, casing (13) other end is fixed with loop bar (15), loop bar (15) inner wall diameter value and the outer wall diameter value adaptation of connecting axle (7).

3. The blowback apparatus of claim 2, wherein: the sleeve rod (15) and the connecting shaft (7) are movably adjusted, and the length value of the sleeve rod (15) is larger than the horizontal distance value between the first butterfly valve (5) and the first ventilating hole (9).

4. The blowback apparatus of claim 3, wherein: the horizontal section of the shell (13) is in a shape of Chinese character mu, the distance value between the third butterfly valve (12) and the first butterfly valve (5) is smaller than the distance value between the third scavenging hole (11) and the first scavenging hole (9), and the distance value between the first butterfly valve (5) and the second butterfly valve (6) is larger than the distance value between the first scavenging hole (9) and the second scavenging hole (10).

5. The blowback apparatus of claim 4, wherein: and one sides, close to the inner wall of the shell (13), of the third butterfly valve (12), the first butterfly valve (5) and the second butterfly valve (6) are respectively and fixedly provided with a sealing gasket (16), the diameter value of the third butterfly valve (12) is larger than that of the third scavenging hole (11), the diameter value of the first butterfly valve (5) is larger than that of the first scavenging hole (9), and the diameter value of the second butterfly valve (6) is larger than that of the second scavenging hole (10).

6. The blowback apparatus of claim 5, wherein: air inlet (1) and casing (13) kneck are located third draught hole (11) and first draught hole (9) middle part, the kneck of air outlet (2) and casing (13) and the kneck of muffler interface (4) and casing (13) all are located loop bar (15) and second butterfly valve (6) middle part, inlet scoop (3) and casing (13) kneck are located first draught hole (9) and second draught hole (10) middle part.