CN213036573U - Arch breaking device based on air bag - Google Patents
Arch breaking device based on air bag Download PDFInfo
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- CN213036573U CN213036573U CN202021524218.4U CN202021524218U CN213036573U CN 213036573 U CN213036573 U CN 213036573U CN 202021524218 U CN202021524218 U CN 202021524218U CN 213036573 U CN213036573 U CN 213036573U
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- airbag
- arch breaking
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Abstract
The utility model discloses an arch breaking device based on gasbag, the device includes: the air bag and the control mechanism are arranged in the storage bin, and the air bag is connected with an air inlet pipeline and an air exhaust pipeline which are arranged outside the storage bin; the control mechanism is provided in correspondence with the intake duct and the exhaust duct, and controls an intake state of the intake duct and an exhaust state of the exhaust duct, thereby controlling expansion and contraction of the airbag. Compared with the traditional mechanical arch breaking and vibration arch breaking, the arch breaking device provided by the utility model adopts an air bag device, has simple structure, no moving parts, low failure rate, small maintenance amount and lower cost; and this device vibration noise is little, also can not cause the destruction to the feed bin inner wall.
Description
Technical Field
The utility model relates to a material mediation technical field in the feed bin, in particular to broken device that encircles based on gasbag.
Background
The storage bin is an indispensable device for various unit operations in the material process and is a storage device for various loose materials. However, in the actual use process, when the material is discharged from the storage bin, a vault is formed at the discharge port due to the friction force and the adhesive force between particles and between the particles and the inner wall of the storage bin, so that the discharge port is blocked, and the problem of difficult discharge is caused. In order to solve the problems of arch camber and blockage of materials, mechanical arch breaking and vibration arch breaking methods are generally adopted at home and abroad at present:
(1) the traditional mechanical arch breaking is realized by adopting a stirring device, is the most effective arch breaking measure at present and is mainly suitable for materials with high viscosity. The basic principle is that the forced movement of the machine at the arch plug of the material overcomes the cohesive force of the material, destroys the balance of the arch and achieves the effect of breaking the arch. The scheme is mainly suitable for materials with high viscosity, and meanwhile, the required moving parts are various, the cost and the manufacturing cost are high, the failure rate is high, and the equipment maintenance difficulty is high; meanwhile, the moving parts need to drive a motor, and the power consumption of the system is high.
(2) The traditional vibration arch breaking means that the friction coefficient in the material is reduced through vibration, the shear strength is reduced, and arch breaking is finally realized. The common form is provided with a vibrator and a small-stroke cylinder, the vibration arch breaking is simple and convenient, and the certain arch breaking effect is achieved. However, the materials vibrated by the scheme can be dense and agglomerated after standing for a long time, and finally block a discharge hole; meanwhile, the vibration noise is large, the wall of the silo is damaged to some extent, and meanwhile, noise pollution is brought to the surrounding environment.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an arch breaking device based on gasbag, include:
the air bag is arranged inside the storage bin and is connected with an air inlet pipeline and an air exhaust pipeline which are arranged outside the storage bin;
and a control mechanism provided in correspondence with the intake duct and the exhaust duct for controlling an intake state of the intake duct and an exhaust state of the exhaust duct, thereby controlling expansion and contraction of the airbag.
According to the utility model discloses an embodiment has following technological effect at least:
compressed air in the air inlet pipeline is actively controlled by the control mechanism to enter the air bag, and compressed air in the air bag enters the exhaust pipeline, so that expansion and contraction of the air bag are dynamically adjusted, the air bag vibrates, shearing force of materials at the arch plug of the storage bin is changed after the air bag vibrates, shearing force balance is damaged, and arch breaking is realized. Compared with the traditional mechanical arch breaking and vibration arch breaking, the arch breaking device provided by the utility model adopts an air bag device, has simple structure, no moving parts, low failure rate, small maintenance amount and lower cost; and this device vibration noise is little, also can not cause the destruction to the feed bin inner wall.
According to some embodiments of the invention, the control mechanism is provided with a solenoid valve and a controller, the solenoid valve being mounted on the inlet duct and the exhaust duct; the controller is electrically connected with the electromagnetic valve.
According to some embodiments of the invention, the solenoid valve is a three-way solenoid valve; the air bag is connected with the air inlet pipeline and the exhaust pipeline through a connecting pipe, and the three-way electromagnetic valve is arranged at the connecting position of the connecting pipe and the air inlet pipeline and the exhaust pipeline.
According to some embodiments of the utility model, broken device of encircleing still include with the pressure sensor that the controller electricity is connected, pressure sensor installs inside the feed bin, be used for to controller feedback pressure numerical value.
According to some embodiments of the invention, the pressure sensor is mounted to a surface of the balloon.
According to some embodiments of the invention, the number of air bags is multiple.
According to some embodiments of the invention, the air bag is made of a high strength rubber material.
According to some embodiments of the utility model, the controller is still used for setting for the valve direction that three-way solenoid valve opened and the duration that corresponds to realize automatic control the gasbag produces the action frequency and the action span of vibration.
According to the utility model discloses a some embodiments, the controller still be used for according to the pressure numerical value of pressure sensor feedback, the adjustment the valve direction that three-way solenoid valve opened and the duration that corresponds to realize the adjustment the gasbag produces the action frequency and the action span of vibration.
Additional aspects and advantages of the invention 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 invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of an airbag-based arch breaking device according to an embodiment of the present invention;
description of reference numerals:
100. a storage bin; 110. an air bag; 121. an air intake duct; 122. an exhaust duct; 123. a connecting pipe; 124. a main air inlet pipe; 130. a controller; 140. a control cable; 150. a three-way electromagnetic valve; 160. a pressure sensor.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified 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, an embodiment of the present invention provides an airbag-based arch breaking device, including: an air bag 110 and a control mechanism;
the air bag 110 is arranged inside the bin 100, and the air bag 110 is connected with an air inlet pipeline 121 and an air exhaust pipeline 122 which are arranged outside the bin 100;
a control mechanism is provided corresponding to the intake duct 121 and the exhaust duct 122 for controlling the compressed air in the intake duct 121 to enter the airbag 110 and the compressed air in the airbag 110 to enter the exhaust duct 122, thereby controlling the expansion and contraction of the airbag 110 to generate vibrations.
In this embodiment, the bin 100 is a conical bin, and the air bag 110 is made of a high-strength rubber material, such as: HNBR rubber material. The air bag 110 is arranged on the inner side wall of the storage bin 100; the control mechanism can enable the air bag 110 to enter an air inlet state, an air outlet state and a dormant state, and particularly, when the control mechanism only controls the communication between the air inlet pipeline 121 and the air bag 110, compressed air in the air inlet pipeline 121 enters the air bag 110, and the air bag 110 is inflated; when the control mechanism only controls the communication between the exhaust pipeline 122 and the airbag 110, the compressed air in the airbag 110 flows out to the exhaust pipeline 122, and the airbag 110 contracts; when the control mechanism simultaneously makes the air inlet pipeline 121 and the air bag 110 not communicated and the air outlet pipeline 122 and the air bag 110 not communicated, the air bag 110 enters a dormant state. Specifically, the control mechanism may be a valve installed on the intake duct 121 and the exhaust duct 122, on one hand, the expansion and contraction of the airbag 110 may be dynamically adjusted by manually adjusting the opening and closing of the valve, so that the airbag 110 generates vibration, and on the other hand, the valve may be an electromagnetic valve, and the opening and closing of the electromagnetic valve is controlled by setting a control program through a chip, so that the airbag 110 generates vibration without manually adjusting the expansion and contraction of the airbag 110.
In the embodiment, the control mechanism actively controls the compressed air in the air inlet pipeline 121 to enter the air bag 110 and the compressed air in the air bag 110 to enter the air exhaust pipeline 122, so that the expansion and contraction of the air bag 110 are dynamically adjusted, the air bag 110 generates vibration, the vibration of the air bag 110 changes the shearing force of the material at the arch plug of the storage bin 100, the shearing force balance is broken, and arch breaking is realized.
Compared with the traditional mechanical arch breaking and vibration arch breaking, the arch breaking device provided by the utility model adopts an air bag device, has simple structure, no moving parts, low failure rate, small maintenance amount and lower cost; and this device vibration noise is little, also can not cause the destruction to the feed bin inner wall.
As an alternative embodiment, the control mechanism is provided with solenoid valves mounted on the intake duct 121 and the exhaust duct 122, and a controller 130; the controller 130 is electrically connected to the solenoid valve and controls the solenoid valve to be opened and closed. In this embodiment, the controller 130 is a PLC controller (programmable logic controller), which is not described in detail herein since it is a common device in the art. The advantage of setting up as the PLC controller lies in: on one hand, the air inlet time, the air outlet time, the air inlet amount and the air outlet amount of the air bag 110 can be controlled by setting a control program in the PLC to actively control the on-off of the electromagnetic valve, so that the air bag 110 is controlled to vibrate, and arch breaking is realized; on the other hand, the PLC can be manually regulated in real time, so that the vibration of the air bag 110 can be controlled in real time.
On the basis of the above embodiment, the electromagnetic valve is a three-way electromagnetic valve 150; the airbag 110 is connected to the intake duct 121 and the exhaust duct 122 through a connection pipe 123, and a three-way solenoid valve 150 is installed at the connection of the connection pipe 123 to the intake duct 121 and the exhaust duct 122. By this design, the control efficiency of the controller 130 can be improved.
As an optional embodiment, the arch breaking device further includes a pressure sensor 160 electrically connected to the controller 130, and the pressure sensor 160 is installed inside the storage bin 100 for feeding back a pressure value to the controller 130. In this embodiment, the pressure sensor 160 forms a pressure detection point at the installation position, and the pressure sensor 160 can feed back the pressure value at the point to the controller 130 in real time. The controller 130 actively adjusts the three-way solenoid valve 150 according to the received pressure value, for example, when the pressure data is higher than a threshold value set by a control program, the operation frequency and the operation span of the vibration generated by the airbag 110 can be actively adjusted, so that the vibration frequency and the vibration span of the airbag 110 are increased, and arch breaking is accelerated. It should be noted that the controller 130 executes corresponding operations according to a control program set by a manager.
On the basis of the above embodiment, the pressure sensor 160 is installed on the surface of the airbag 110, and since the airbag 110 directly contacts the material, the pressure sensor 160 is installed on the surface of the airbag 110, so as to obtain the force condition of the material acting on the surface of the airbag 110, and the obtained force value has a reference value.
As an alternative embodiment, the control program is set in the controller 130, the direction of the valve opened by the three-way electromagnetic valve 150 and the duration of the direction of opening the valve are actively set, and the frequency and the span of the action of the vibration generated by the airbag 110 are automatically controlled, so as to realize rapid and stable arch breaking without human intervention.
Based on the foregoing embodiment, a control program can be further set in the controller 130, and the control program can actively adjust the valve direction and the corresponding duration of the three-way solenoid valve 150 to be opened according to the pressure value fed back by the pressure sensor 160, so as to automatically adjust the action frequency and the action span of the airbag 110 to generate vibration without human intervention.
As an alternative embodiment, the number of the air bags 110 is 4, and as shown in fig. 1, two air bags 110 are symmetrically arranged above the bin 100, and two air bags 110 are symmetrically arranged below the bin 100. This design can improve the arch breaking effect compared to providing a single air bag 110.
Referring to fig. 1, an embodiment of the present invention provides an airbag-based arch breaking device, including: four air bags 110, an air inlet main pipe 124, an air inlet pipeline 121, an exhaust pipeline 122, a connecting pipe 123, a controller 130 (a PLC), a three-way electromagnetic valve 150 and a pressure sensor 160; a control cable 140.
Wherein, four air bags 110 are respectively installed at different positions of the storage bin 100, each air bag 110 is communicated with an air inlet pipeline 121 and an air outlet pipeline 122 through a connecting pipe 123, wherein the air inlet pipeline 121 is supplied with compressed air by an air inlet main pipe 124; a three-way electromagnetic valve 150 is arranged at the connection part of the connection pipe 123, the air inlet pipeline 121 and the exhaust pipeline 122, and the controller 130 is electrically connected with the three-way electromagnetic valve 150 through a control cable 140; a pressure sensor 160 is provided on the surface of each air bag 110 to form a corresponding pressure detection point, and the controller 130 is electrically connected to each pressure sensor 160 through the control cable 140. The controller 130 has a control program preset therein by an administrator.
The operation process of the arch breaking device is as follows:
the controller 130 controls the three-way electromagnetic valve 150 to open only the valves in the direction of the air inlet pipeline 121 and the connecting pipe 123, compressed air enters the air bag 110 along the air inlet pipeline 121, the three-way electromagnetic valve 150 and the connecting pipe 123, and the air bag 110 is expanded; when the pressure value fed back by the pressure sensor 160 reaches a threshold value, the controller 130 controls the three-way electromagnetic valve 150 to open only the valves in the directions of the exhaust pipeline 122 and the connecting pipe 123, and the compressed air in the air bag 110 flows out along the connecting pipe 123, the three-way electromagnetic valve 150 and the exhaust pipeline 122; the controller 130 controls the three-way electromagnetic valve 150 to close the valves in the directions of the air inlet pipeline 121 and the connecting pipe 123 and the air outlet pipeline 122 and the connecting pipe 123 at the same time, so that the compressed air cannot enter the air bag 110, and the compressed air in the air bag 110 cannot be discharged;
the arch breaking device realizes vibration by actively adjusting the expansion and contraction of the air bag 110, so that the shearing force of the material at the arch plug in the storage bin 100 is changed, the shearing force balance is broken, and arch breaking is finally realized.
The arch breaking device can also set the opening direction and the corresponding duration time of the three-way electromagnetic valve 150 through the controller 130, thereby controlling the action frequency and the action span of the vibration generated by the air bag 110, improving the vibration frequency and the vibration span of the air bag 110 and accelerating the arch breaking. The controller 130 may also dynamically adjust the three-way solenoid valve 150 according to the pressure value fed back by the pressure sensor 160.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (9)
1. An air bag-based arch breaking device, comprising:
the air bag is arranged inside the storage bin and is connected with an air inlet pipeline and an air exhaust pipeline which are arranged outside the storage bin;
and a control mechanism provided in correspondence with the intake duct and the exhaust duct for controlling an intake state of the intake duct and an exhaust state of the exhaust duct, thereby controlling expansion and contraction of the airbag.
2. The airbag-based arch breaking apparatus of claim 1, wherein the control mechanism is provided with a solenoid valve and a controller, the solenoid valve being mounted on the intake duct and the exhaust duct; the controller is electrically connected with the electromagnetic valve.
3. The airbag-based arch breaking apparatus of claim 2, wherein the solenoid valve is a three-way solenoid valve; the air bag is connected with the air inlet pipeline and the exhaust pipeline through a connecting pipe, and the three-way electromagnetic valve is arranged at the connecting position of the connecting pipe and the air inlet pipeline and the exhaust pipeline.
4. The airbag-based arch breaking device of claim 3, further comprising a pressure sensor electrically connected to the controller, the pressure sensor being mounted inside a silo for feeding back a pressure value to the controller.
5. The airbag-based arch breaking apparatus of claim 4, wherein the pressure sensor is mounted to a surface of the airbag.
6. The airbag-based arch breaking apparatus of claim 1, wherein the number of airbags is plural.
7. The airbag-based arching breaking device of any one of claims 1 to 6, wherein the airbag is made of a high strength rubber material.
8. The airbag-based arch breaking device of claim 4, wherein the controller is further configured to set a valve direction and a corresponding duration of the three-way solenoid valve to open, so as to automatically control an action frequency and an action span of the airbag for generating vibration.
9. The airbag-based arch breaking device as claimed in claim 8, wherein the controller is further configured to adjust a valve direction and a corresponding duration of the three-way solenoid valve according to the pressure value fed back by the pressure sensor, so as to adjust an action frequency and an action span of the airbag for generating vibration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021524218.4U CN213036573U (en) | 2020-07-28 | 2020-07-28 | Arch breaking device based on air bag |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021524218.4U CN213036573U (en) | 2020-07-28 | 2020-07-28 | Arch breaking device based on air bag |
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| CN213036573U true CN213036573U (en) | 2021-04-23 |
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| CN202021524218.4U Active CN213036573U (en) | 2020-07-28 | 2020-07-28 | Arch breaking device based on air bag |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114476070A (en) * | 2022-03-28 | 2022-05-13 | 中国人民解放军国防科技大学 | Air exhaust control device of landing buffer air bag and control method thereof |
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2020
- 2020-07-28 CN CN202021524218.4U patent/CN213036573U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114476070A (en) * | 2022-03-28 | 2022-05-13 | 中国人民解放军国防科技大学 | Air exhaust control device of landing buffer air bag and control method thereof |
| CN114476070B (en) * | 2022-03-28 | 2023-10-27 | 中国人民解放军国防科技大学 | Exhaust control device and control method for landing buffer air bag |
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Effective date of registration: 20230721 Address after: 410323 No. 12, Dingsheng Road, Liuyang high tech Industrial Development Zone, Changsha City, Hunan Province Patentee after: HUNAN DATANG ENERGY-SAVING SCIENCE AND TECHNOLOGY CO.,LTD. Patentee after: Datang Huayin Hunan Electric Power Engineering Co.,Ltd. Address before: 410329 No.12, Dingsheng Road, Liuyang manufacturing industry base, Changsha City, Hunan Province Patentee before: HUNAN DATANG ENERGY-SAVING SCIENCE AND TECHNOLOGY CO.,LTD. |