CN220702633U - Three-wire C5 micro-motion air locking flap valve - Google Patents
Three-wire C5 micro-motion air locking flap valve Download PDFInfo
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- CN220702633U CN220702633U CN202320737345.XU CN202320737345U CN220702633U CN 220702633 U CN220702633 U CN 220702633U CN 202320737345 U CN202320737345 U CN 202320737345U CN 220702633 U CN220702633 U CN 220702633U
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- 239000000463 material Substances 0.000 claims abstract description 38
- 238000007789 sealing Methods 0.000 claims abstract description 37
- 230000005484 gravity Effects 0.000 claims abstract description 13
- 230000009471 action Effects 0.000 claims abstract description 8
- 238000012856 packing Methods 0.000 claims description 52
- 238000003825 pressing Methods 0.000 claims description 19
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 5
- 230000007306 turnover Effects 0.000 description 5
- 239000000428 dust Substances 0.000 description 4
- 238000007689 inspection Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 1
- 238000002679 ablation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005465 channeling Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- Lift Valve (AREA)
Abstract
The utility model belongs to the technical field of flap valves, and provides a three-wire C5 micro-motion air locking flap valve which comprises a valve body, a flap rotating shaft, a counterweight arm and a counterweight block, wherein the flap rotating shaft is rotatably arranged on the valve body; the balance weight arm is used for adjusting the opening and closing of the turning plate, the turning plate is matched with the material pipe opening to be sealed through the gravity action of the balance weight arm, when the material pipe opening is provided with materials, the turning plate is opened due to the gravity of the materials, so that blanking is achieved, after blanking is finished, the turning plate can be matched with the material pipe opening again under the gravity action of the balance weight arm to be sealed, and the continuous stability and the sealing performance of air locking and material blanking of the flap valve are improved.
Description
Technical Field
The utility model belongs to the technical field of flap valves, and particularly relates to a three-wire C5 micro-motion air locking flap valve.
Background
The flap valve is used as the ash bucket discharging device of various dust removing devices and the feeding and discharging device of various mills, dryers, bins and other devices, and can prevent the wild wind from blowing in, and the weight, the electric motor and the push rod are used as main driving forces. The general working principle is as follows: the valve plate of the flap valve is automatically opened under the action of the gravity of the material, and after the material falls, the counterweight lever system enables the valve plate to automatically reset, so that the wild wind is prevented from blowing in, and the conveying of the material is completed. The double-layer flap valve mainly uses the switch of the upper and lower valves at different time to make the middle of the equipment always have a layer of valve plate in closing and isolating state to prevent air channeling. If the pneumatic double-layer air locking valve is conveyed by positive pressure, the pneumatic double-layer air locking valve can also play a role in balancing and boosting the flow of the valve, so that the equipment can continuously pulse feeding and has the air locking function at the same time, and the requirement of pneumatic conveying of powder materials is met.
Under the prior art, the design of the internal flap valve is planar seal, and the main medium in the field of flap valve use is dust, and incompletely dried dust has certain adhesiveness, so that the problem of inaccurate seal, air leakage and vacuum caused by hardening at the joint of sealing surfaces is extremely easy to cause.
The existing five-stage flap valve of the three-wire preheater is not technically improved all the time, the sealing effect of the valve body and the rotating part is poor, the design is defective, the valve plate is inconvenient to check and maintain in production operation, ablation damage is caused, air locking is not tight, internal and external air leakage is formed, the energy consumption of the whole kiln system is increased, and the production quality and the operation rate of the kiln system are affected. The following disadvantages are specific: 1. the valve housing of the turning plate is not tightly sealed and the blast ash leaks out; 2. the rotating part is sealed tightly, so that ash and oil are not leaked; 3. the flap valve body is damaged and is not tightly closed to cause internal air leakage; 4. when the valve body is covered with more layers, the valve plate is not easy to process, so that the movable gap of the valve plate is reduced, and the blanking is unstable; 5. the movable clearance of the valve plate is small, and when foreign matters fall, the blanking pipe is easy to block and stop kiln accidents; 6. inspection and maintenance and job site cleaning are time consuming and laborious.
Disclosure of Invention
In order to solve at least one technical problem in the background art, a first aspect of the utility model provides a three-wire C5 micro-motion air locking flap valve, which comprises a valve body, a flap rotating shaft, a counterweight arm and a counterweight block, wherein the flap rotating shaft is rotatably arranged on the valve body, the flap is arranged on one side of the flap rotating shaft, the counterweight arm is arranged on the other side of the flap rotating shaft, and the counterweight block is arranged on the counterweight arm; the counterweight arm is used for adjusting the opening and closing of the turning plate, the turning plate is matched and sealed with the material pipe opening under the gravity action of the counterweight arm, when the material pipe opening is provided with materials, the turning plate is opened due to the gravity of the materials, and therefore blanking is achieved, and after blanking is finished, the turning plate is attached and sealed with the material pipe opening again under the gravity action of the counterweight arm;
the turning plate is provided with a sealing structure, and the sealing structure comprises a packing pressing bar, a packing groove, a sealing packing and an elastic sealing part; the packing pressing strip is arranged in the packing groove, and a gap between the packing pressing strip and the packing groove is filled by sealing packing so that the packing pressing strip is stably arranged and fixed; the turning plate is positioned at the outer side of the packing pressing strip, and a plurality of elastic sealing parts are arranged close to the packing pressing strip.
Furthermore, the trapezoid protrusions are designed on the packing pressing strips, so that the contact surfaces can be conveniently closed and positioned.
Further, the top surface of valve body still is equipped with the access door.
Further, a T-shaped groove is formed in the side face of the valve body, and the T-shaped groove facilitates rotation of the counterweight arm.
Further, an adjusting fastener is arranged on the counterweight arm, and the angle between the counterweight arm and the turning plate rotating shaft can be adjusted by the fastener.
Further, the elastic sealing part is made of elastic material and can be arranged in an arc-shaped structure.
The beneficial effects of the utility model are as follows:
1. the development of the application relates to a technology that the flap valve can continuously pulse feeding and has good air locking, the micro-motion air locking flap valve equipment is positioned between a lower cone of five stages and a smoke chamber connecting pipeline, after the development and implementation, the adopted sealing structure comprises a packing pressing strip, a packing groove, a sealing packing and an elastic sealing part, so that the continuous stability of the flap valve air locking and material discharging is improved, the air leakage and dust emission of the whole valve body are effectively avoided, the sealing performance is improved, an access door is further arranged on the top surface of the valve body, an adjusting fastener is arranged on a counterweight arm, the angle between the counterweight arm and a flap rotating shaft can be adjusted by the fastener, the manual inspection and maintenance are extremely convenient, safe and rapid, the labor intensity is low, and the field environment is ensured.
2. The utility model also has the following effects: the valve plate flickering frequency can be ensured to be stable by adjusting the angle of the counterweight arm, and the material blanking is continuous and uniform; by means of the arrangement of the sealing structure, the whole valve body is tightly sealed, and the defect of air leakage and material leakage is avoided; the rotating part is tightly sealed, so that leakage of materials and oil is avoided; air leakage in the valve body is avoided, and energy consumption in a sintering process is reduced; the kiln stopping accident caused by the flap valve problem is avoided; the manual inspection and maintenance are extremely convenient, the labor intensity is low, and the safety and environmental protection of the job site are ensured; is favorable for the optimized calcination of the rotary kiln and the fine management of enterprises.
Additional aspects of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.
FIG. 1 is a schematic diagram of the structure of a three-wire C5 micro-motion air lock flap valve of the present utility model;
FIG. 2 is a side cross-sectional view of a three-wire C5 micro-motion air lock flap valve of the present utility model;
FIG. 3 is a schematic view of the structure of the flap of the present utility model;
FIG. 4 is a schematic view of a seal structure of the present utility model;
wherein: 1. a material pipe; 2. a valve body; 3. an access door; 4. a counterweight arm; 5. balancing weight; 6. a T-shaped groove; 7. a material pipe orifice; 8. turning plate; 9. a turnover plate rotating shaft; 10. a sealing structure; 101. an elastic sealing part; 102. packing pressing strips; 103. a packing groove; 104. sealing packing.
Detailed Description
The utility model will be further described with reference to the drawings and examples.
It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the utility model. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
In the present utility model, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", etc. refer to an orientation or a positional relationship based on that shown in the drawings, and are merely relational terms, which are used for convenience in describing structural relationships of various components or elements of the present utility model, and do not denote any one of the components or elements of the present utility model, and are not to be construed as limiting the present utility model.
In the present utility model, terms such as "fixedly attached," "connected," "coupled," and the like are to be construed broadly and refer to either a fixed connection or an integral or removable connection; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the terms in the present utility model can be determined according to circumstances by a person skilled in the relevant art or the art, and is not to be construed as limiting the present utility model.
As shown in fig. 1, the embodiment provides a three-wire C5 micro-motion air locking flap valve, which comprises a valve body 2, a flap 8, a flap rotating shaft 9, a counterweight arm 4 and a counterweight 5, wherein the valve body 2 is in butt joint with a material pipe 1, the flap rotating shaft 9 is rotatably arranged on the valve body 2, the flap 8 is arranged on one side of the flap rotating shaft 9, the counterweight arm 4 is arranged on the other side of the flap rotating shaft 9, and the counterweight 5 is arranged on the counterweight arm 4; utilize counter weight arm 4 to adjust the opening and shutting of turning over board 8, make through the gravity effect of counter weight arm 4 turn over board 8 and material mouth 7 cooperation seal, have the blanking when material mouth 7 department, the gravity of blanking makes and turns over board 8 open to realize the blanking, after the blanking, turn over board 8 can laminate sealedly with material mouth 7 again under the gravity effect of counter weight arm 4.
The turning plate 8 is provided with a sealing structure 10, and the sealing structure 10 comprises a packing pressing bar 102, a packing groove 103, a sealing packing 104 and an elastic sealing part 101; the packing layering 102 is installed in the packing groove 103 to utilize sealed packing 104 to fill the clearance between packing layering 102 and the packing groove 103 and make packing layering 102 stable installation fixed, packing layering 102 be with material mouth 7 complex shape, can be annular, be located packing layering 102 outside on turning plate 8, hug closely packing layering 102 and be provided with a plurality of elastic seal portion 101, elastic seal portion 101 is also with material mouth 7 complex annular, elastic seal portion 101 is made by elastic material, can adopt the arc structure setting, utilize elastic seal portion 101 can effectively avoid packing layering 102 to seal inadequately when, utilize elastic seal portion 101 to assist sealing, effectively solve the air leakage problem. The elastic sealing part 101 has a lip structure, and can ensure the internal sealing of the flap 8.
The trapezoidal bulge is designed on the packing pressing strip 102, so that the contact surface is convenient to close and position, the sealing packing 104 is completely filled into the cavity between the packing groove 103 and the packing pressing strip 102, a labyrinth structure is formed, and the problem of sealing, air leakage and material leakage is solved. The packing groove 103 adopts interference fit with the sealing packing 104, and the packing is pressed into the packing groove 103 under the action of external force, so that the problem that the packing falls off in the process of frequently opening and closing the sealing surface is solved, the sealing ring is arranged on the upper part of the valve plate, the contact surface of each part is smooth and gapless when the valve plate is closed, and the valve plate is more sensitive to opening and closing after being impacted by materials.
The counterweight arm 4 is provided with an adjusting fastener, the angle between the counterweight arm 4 and the turnover plate rotating shaft 9 can be adjusted manually in a certain range by using the fastener, the counterweight arm 4 is ensured to be always in a horizontal 15-degree included angle, and the turnover plate valve is in a balanced state and keeps small-amplitude tremble, so that the continuous pulsation feeding of equipment is realized, and the device has a good air locking function. The micro-motion air locking flap valve can run for a long time, no air leakage and material leakage phenomenon occurs at one point in the test stage, and the line field environment is better improved.
The top surface of valve body 2 still is equipped with access door 3, and usable access door 3 overhauls board 8 and balancing weight 5 turns over.
The side of the valve body 2 is provided with a T-shaped groove 6, the T-shaped groove 6 is convenient for the rotation of the counterweight arm 4, the counterweight arm 4 is positioned at the outer side of the valve body 2, and the counterweight arm 4 passes through the T-shaped groove 6 at the side of the valve body 2 to be arranged.
The development of the application relates to a technology that the flap valve can continuously pulse feeding and has good air locking, and the micro air locking flap valve equipment is positioned between a lower cone of a fifth level and a smoke chamber connecting pipeline.
The utility model has the following effects: the flash frequency of the valve plate is stable, and the material blanking is continuous and uniform; the whole valve body 2 is tightly sealed, so that the defect of air leakage and material leakage is avoided; the rotating part is tightly sealed, so that leakage of materials and oil is avoided; the air leakage in the valve body 2 is avoided, and the energy consumption in the sintering process is reduced; the kiln stopping accident caused by the flap valve problem is avoided; the manual inspection and maintenance are extremely convenient, the labor intensity is low, and the safety and environmental protection of the job site are ensured; is favorable for the optimized calcination of the rotary kiln and the fine management of enterprises.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The three-wire C5 micro-motion air locking flap valve is characterized by comprising a valve body, a flap rotating shaft, a counterweight arm and a counterweight block, wherein the flap rotating shaft is rotatably arranged on the valve body, the flap is arranged on one side of the flap rotating shaft, the counterweight arm is arranged on the other side of the flap rotating shaft, and the counterweight block is arranged on the counterweight arm; the counterweight arm is used for adjusting the opening and closing of the turning plate, the turning plate is matched and sealed with the material pipe opening under the gravity action of the counterweight arm, when the material pipe opening is provided with materials, the turning plate is opened due to the gravity of the materials, and therefore blanking is achieved, and after blanking is finished, the turning plate is attached and sealed with the material pipe opening again under the gravity action of the counterweight arm;
the turning plate is provided with a sealing structure, and the sealing structure comprises a packing pressing bar, a packing groove, a sealing packing and an elastic sealing part; the packing pressing strip is arranged in the packing groove, and a gap between the packing pressing strip and the packing groove is filled by sealing packing so that the packing pressing strip is stably arranged and fixed; the turning plate is positioned at the outer side of the packing pressing strip, and a plurality of elastic sealing parts are arranged close to the packing pressing strip.
2. The three-wire C5 micro-motion air locking flap valve according to claim 1, wherein a trapezoid protrusion is arranged on the packing pressing bar, so that the contact surface can be conveniently closed and positioned.
3. The three-wire C5 micro-motion air lock flap valve of claim 1, wherein the top surface of the valve body is further provided with an access door.
4. The three-wire C5 micro-motion air locking flap valve of claim 1, wherein the valve body is provided with a T-shaped groove on a side surface thereof, the T-shaped groove facilitating rotation of the counterweight arm.
5. The three-wire C5 micro-motion air locking flap valve of claim 1, wherein the weight arm is provided with an adjusting fastener, and the angle between the weight arm and the flap shaft can be adjusted by the fastener.
6. The three-wire C5 micro-motion air lock flap valve of claim 1, wherein the elastic sealing portion is made of an elastic material and is configured in an arc-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320737345.XU CN220702633U (en) | 2023-03-31 | 2023-03-31 | Three-wire C5 micro-motion air locking flap valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320737345.XU CN220702633U (en) | 2023-03-31 | 2023-03-31 | Three-wire C5 micro-motion air locking flap valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220702633U true CN220702633U (en) | 2024-04-02 |
Family
ID=90443946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320737345.XU Active CN220702633U (en) | 2023-03-31 | 2023-03-31 | Three-wire C5 micro-motion air locking flap valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220702633U (en) |
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2023
- 2023-03-31 CN CN202320737345.XU patent/CN220702633U/en active Active
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