CN216736606U - Spiral material conveying equipment - Google Patents
Spiral material conveying equipment Download PDFInfo
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- CN216736606U CN216736606U CN202220454429.8U CN202220454429U CN216736606U CN 216736606 U CN216736606 U CN 216736606U CN 202220454429 U CN202220454429 U CN 202220454429U CN 216736606 U CN216736606 U CN 216736606U
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Abstract
The utility model provides a spiral conveying device, which belongs to the field of conveying devices and comprises a primary stirring cage, a gravity air-lock device and a secondary stirring cage which are sequentially connected, wherein a feed inlet of the gravity air-lock device is connected with a discharge outlet of the primary stirring cage, and a feed inlet of the secondary stirring cage is connected with a discharge outlet of the gravity air-lock device; the gravity airlock includes the hopper that links to each other with the discharge gate that the cage was stirred to the one-level, locates the hopper below, and the upper surface can form the board that turns over of mirror surface sealing contact with the lower part curved surface of hopper, with the rotation axis that turns over the board and link to each other, the connecting rod that links to each other with the rotation axis to and the balancing weight of connecting rod slidable fixed connection. The utility model solves the technical problem that the normal operation of a conveying system cannot be correctly guided due to inaccurate level gauge identification caused by various level gauge faults and materials, and has the characteristics of automation, continuity, safety, high efficiency and stable operation.
Description
Technical Field
The utility model belongs to the field of conveying equipment, and particularly relates to spiral conveying equipment.
Background
The conveying modes of the small-particle inflammable materials are various, and the conveying modes are screw conveying, bucket elevator conveying, belt conveying, scraper conveying, pipe chain conveying, vacuum fan pipeline conveying and the like. The conveying system which needs to carry out sealed conveying and isolating air is mainly provided with a spiral conveyer commonly called a packing auger, the spiral conveyer is conveying equipment which utilizes the rotation of a spiral blade to push bulk materials to move along a trough, can be used for horizontal, inclined and short-distance vertical conveying, is suitable for conveying powder materials, granular materials and small materials, but is not suitable for conveying massive materials which are strong in abrasiveness and easy to break or bond into blocks. The main advantages of the screw conveyor are: the structure is simple, the operation and the maintenance are convenient, and the manufacturing cost is low; the middle feeding or discharging is convenient to be carried out at a plurality of positions; the conveying in two directions can be carried out in the same machine; can be made into a totally closed structure, prevents dust from flying and has good environmental sanitation. However, in terms of sealing, the screw machine cannot be closed in a matching system, which poses the risk of spontaneous combustion of the material pile after air leakage in a production system requiring absolute sealing. Meanwhile, the automatic popularization of the existing conveying equipment has many defects, and the improvement of the automation level is urgent.
Adopt automatic defeated material system of choke feed bin can solve above-mentioned technical problem to a certain extent, however, the concrete position of material in the discernment feed bin that the choke feed bin level gauge can not be fine, because the material has the adhesion, adhere to on the charge level gauge or on the feed bin wall, lead to the charge level gauge to have the problem of judging the mistake, just so played the reverse side effect to the automatic control of whole system, how to realize the accurate discernment to material state in the system, become conveying system's difficult point. The material state in the system can not be accurately identified, the whole system can not be well controlled, and the continuous and stable operation of the system can not be realized.
In order to reduce the influence of the electric element fault on the equipment state judgment and reduce the error of manual judgment, a device which can automatically operate and does not need to be detected by an electronic element is required to be designed, and the continuous and stable material conveying equipment in the material transportation process is realized.
SUMMERY OF THE UTILITY MODEL
The details of one or more embodiments of the utility model are set forth in the accompanying drawings and the description below to provide a more thorough understanding of the utility model.
The utility model provides spiral conveying equipment, which solves the technical problem that the normal operation of a conveying system cannot be correctly guided due to inaccurate level meter identification caused by various level meter faults and materials, and has the characteristics of automation, continuity, safety, high efficiency and stable operation.
The utility model discloses a spiral material conveying device, which comprises a plurality of spiral material conveying devices which are connected in sequence
A primary stirring cage;
the feed inlet of the gravity airlock is connected with the discharge outlet of the primary stirring cage;
the feed inlet of the secondary stirring cage is connected with the discharge outlet of the gravity airlock;
the gravity airlock further comprises:
the hopper is connected with a discharge port of the primary stirring cage;
the turning plate is arranged below the hopper, and the upper surface of the turning plate can form mirror surface sealing contact with the lower curved surface of the hopper;
the rotating shaft is connected with the turning plate;
the connecting rod is connected with the rotating shaft;
and the balancing weight is fixedly connected with the connecting rod in a sliding way.
In some of these embodiments, the lower curved surface of the hopper forms a mirror seal contact with the upper surface of the flap and forms a sealing surface.
In some of these embodiments, the link is bolted to the rotating shaft.
In some embodiments, the device further comprises a PLC controller connected with the primary stirring cage and the secondary stirring cage.
In some embodiments, the primary stirring cage and the secondary stirring cage are externally sleeved with cooling jackets.
In some embodiments, the primary stirring cage and the secondary stirring cage each include a rotating shaft, a helical blade sleeved outside the rotating shaft, and a transmission assembly connected to the rotating shaft and driving the rotating shaft to rotate.
In some embodiments, the primary stirring cage and the secondary stirring cage are electrically connected with the PLC controller through the transmission assembly.
In some embodiments, the stirring device further comprises a material conveying inlet connected with the material conveying starting end of the primary stirring cage, and a material conveying outlet connected with the material conveying tail end of the secondary stirring cage.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model provides a spiral conveying device, which is characterized in that a gravity air lock is arranged, a high-efficiency and stable gravity balance weight turnover plate structure is adopted, materials with certain weight are accumulated above a storage bin by utilizing the stability and durability of a mechanical structure without depending on any electronic component, the self-sealing and air-plugging effects of the materials are realized, when the materials reach the set weight, a gravity discharge valve automatically opens the materials to fall, the gravity discharge plate which falls down the materials automatically returns under the effect of a balance weight, the real automatic discharging and sealing functions are realized, and the spiral conveying device has the characteristics of continuity, safety, high efficiency and stable operation.
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 and not to limit the utility model. In the drawings:
FIG. 1 is a schematic structural view of a spiral delivery apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a gravity airlock provided in the embodiment of the present invention;
description of the drawings: 1. a primary stirring cage; 2. a gravity airlock device; 21. a hopper; 22. turning over a plate; 23. a rotating shaft; 24. a connecting rod; 25. a balancing weight; 26. a sealing surface; 3. a second-stage stirring cage; 4. a PLC controller; 5. a cooling jacket; 6. a material conveying inlet; 7. a material conveying outlet.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described and illustrated below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments provided by the present invention, belong to the protection scope of the present invention.
It is obvious that the drawings in the following description are only examples or embodiments of the utility model, from which it is possible for a person skilled in the art, without inventive effort, to apply the utility model also in other similar contexts. Moreover, it should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions must be made to achieve the developers' specific goals, such as compliance with system-related and business-related constraints, which may vary from one implementation to another.
Reference in the specification to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the utility model. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one of ordinary skill in the art that the described embodiments of the present invention can be combined with other embodiments without conflict.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of the terms "a" and "an" and "the" and similar referents in the context of describing the utility model are not to be construed as limiting in number, and may be construed to cover both the singular and the plural. The present invention relates to the terms "comprises," "comprising," "includes," "including," "has," "having" and any variations thereof, which are intended to cover non-exclusive inclusions; for example, a process, method, system, article, or apparatus that comprises a list of steps or modules (elements) is not limited to the listed steps or elements, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus. The terms "connected," "coupled," and the like in the description of the utility model are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. The term "plurality" as used herein means two or more. "and/or" describes an association relationship of associated objects, meaning that three relationships may exist, for example, "A and/or B" may mean: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship.
The embodiment of the utility model provides spiral conveying equipment, and fig. 1 is a schematic structural diagram of the spiral conveying equipment according to the embodiment of the utility model. Referring to fig. 1, the equipment at least comprises a first-stage stirring cage 1, a gravity air-lock device 2 and a second-stage stirring cage 3 which are connected in sequence, wherein a feed inlet of the gravity air-lock device 2 is connected with a discharge port of the first-stage stirring cage 1, and a feed inlet of the second-stage stirring cage 3 is connected with a discharge port of the gravity air-lock device 2; as shown in fig. 2, the gravity airlock 2 further comprises a hopper 21 connected to the discharge port of the primary stirring cage 1, a turning plate 22 disposed below the hopper 21 and having an upper surface capable of forming a mirror-sealed contact with the lower curved surface of the hopper 21, a rotating shaft 23 connected to the turning plate 22, a connecting rod 24 connected to the rotating shaft 23, and a counterweight 25 slidably and fixedly connected to the connecting rod 24. Wherein the lower curved surface of the hopper 21 is in mirror sealing contact with the upper surface of the flap 22 and forms a sealing surface 26. Specifically, the hopper 21 and the turning plate 22 are processed with high precision, so that two curved surfaces can reach a mirror surface, the tightness of the two curved surfaces can be ensured, the two curved surfaces are in direct contact, and no connecting structure is arranged; the connecting rod 24 is in clearance fit with the balancing weight 25, the balancing weight 25 can slide on the connecting rod 24 under external force, and a lever is formed by manually adjusting the position of the balancing weight 25 and is balanced with the material of the inner hopper 21; optionally, the rotating shaft 23 is connected with the connecting rod 24 through a bolt, a bearing support is arranged outside the rotating shaft 23, the rotating shaft 23 rotates under the action of the connecting rod 24, the rotating shaft 23 drives the turning plate 22 to turn over, the turning plate 22 is separated from the hopper 21, and the material falls to a discharge hole below from the gap. During the material conveying, hopper 21 receives the material that upper end one-level stirred cage 1 came out, hopper 21 size is according to material bulk density, material conveying efficiency etc. confirms, the material that hopper 21 kept in can play sealed effect, the weight of balancing weight 25 is according to hopper 21 design storage weight confirms, balancing weight 25 and hopper 21 material directly proportional, for material reaches suitable whereabouts weight in hopper 21, drive rotation axis 23 is rotatory, open sealed face 26, the material falls from sealed face 26, moment transmits balancing weight 25 through connecting rod 24, when hopper 21 material is less than the balancing weight, under the action of gravity of balancing weight 25, connecting rod 24 drives the drive shaft and closes sealed face 26 again, play the effect that no material can also seal. This structure adopts high-efficient stable gravity counter weight to turn over board 22 structure, does not rely on any electronic components, utilizes mechanical structure's stability, durability, realizes that certain weight material piles up in the feed bin top, realizes that the material from the stifled gas effect of sealing up, and when the material reached to set for weight, the gravity discharge valve just opened the material automatically and fell down, and the material falls down the gravity version of unloading and automatic return under the effect of counter weight again, has realized real automatic discharging and sealed function.
Further, still include and stir cage 1 and second grade with the one-level and stir PLC controller 4 that cage 3 links to each other, the one-level stirs cage 1 and second grade and stirs cage 3 and all includes the axis of rotation, and the outer helical blade of axis of rotation is located to the cover to and link to each other and drive axis of rotation pivoted drive assembly with the axis of rotation, the one-level stirs cage 1 and second grade and stirs cage 3 and pass through drive assembly and PLC controller 4 electricity and be connected. Optionally, the device further comprises a material conveying inlet 6 connected with the material conveying starting end of the primary stirring cage 1, and a material conveying outlet 7 connected with the material conveying tail end of the secondary stirring cage 3. The material enters into the first-stage stirring cage 1 through the material conveying inlet 6, the first-stage stirring cage 1 is designed according to the type of the conveyed material and parameters such as conveying efficiency, and optionally, the first-stage stirring cage 1 is sleeved with a liquid cooling jacket 5 to reduce the heat of the material, prevent the material from carrying high temperature, protect subsequent equipment (the liquid cooling jacket 5 can be cancelled in normal temperature material conveying of a discontinuous production system), the material enters into the gravity air lock 2 through the material conveying port of the first-stage stirring cage 1, the specification of the gravity air lock 2 is designed according to the material conveying efficiency, the first-stage stirring cage 1 and the second-stage stirring cage 3 are interlocked through a PLC control system, a driving device of the first-stage stirring cage 1 and the second-stage stirring cage 3 is protected, the first-stage stirring cage 1 and the second-stage stirring cage 3 utilize a variable frequency motor to adjust the conveying capacity, when the first-stage stirring cage 1 and the second-stage stirring cage 3 are jammed due to faults, a frequency converter alarms, the first-stage stirring cage 1 and the second-stage stirring cage 3 stop running simultaneously, the secondary stirring cage 3 is prevented from being failed, the primary stirring cage 1 is still continuously operated, materials are always accumulated between the primary stirring cage 1 and the secondary stirring cage 3, the whole system is blocked, large equipment failure is caused, and the whole conveying system is protected. The material has liberated an operation workman completely through hindering such a set of equipment, no longer need set up the manual work and carry out special material to it is inaccurate because of the charge level indicator discernment that various charge level indicators caused because of trouble, material to have solved, can't correctly guide conveying system to operate.
The working process of the spiral material conveying equipment is as follows:
The gravity airlock 2 of the device plays a role in temporary storage and blocking and sealing, conveyed materials (carbon black, colloidal particles, coal powder and the like) are filled in the gravity airlock 2, the weight of the accumulated materials is controlled, the temporary storage of quantitative materials is realized, the materials are ensured to exist in the cavity on the upper part of the gravity sealing plate all the time, the system can continuously run, even if no materials exist at the front end, the system can still play a role in sealing, and air is prevented from entering the system through the rear part of the secondary stirring cage 3, so that spontaneous combustion (natural when the carbon black is stacked for a long time at about 150 ℃) can be generated when the inflammable materials are accumulated for a long time at a lower temperature and contact with air, and a good blocking effect is achieved; in addition, the primary stirring cage 1 and the secondary stirring cage 3 are in chain automatic control through a control system, when a system at the front end of the primary stirring cage 1 and a secondary selection system at the rear end of the secondary stirring cage 3 are in failure shutdown, the primary stirring cage 1 and the secondary stirring cage 3 are in automatic shutdown, the situation that the primary stirring cage 1 and the secondary stirring cage 3 are in continuous operation to convey materials to a clamping system at the rear end of the secondary stirring cage 3 is avoided, and complete automatic material conveying is realized. This equipment is solved current relevant equipment and is stopped the drawback that the spiral opened through keeping in the air-blocking material storehouse material level gauge control spiral, the unstable mistake of going to system's judgement of level gauge, it is extravagant to have solved the artifical cost that defeated material caused completely, manual operation error problem, the automation level of equipment has been improved greatly, and the operating stability, a defeated material workman can be reduced from this production line, the work load of producer to this station has been alleviateed, and have the characteristics of automation, it is continuous, safety, high efficiency and operation stability.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (8)
1. The utility model provides a defeated material equipment of spiral which characterized in that: comprises a primary stirring cage which is connected in sequence;
the feed inlet of the gravity airlock is connected with the discharge outlet of the primary stirring cage;
the feed inlet of the secondary stirring cage is connected with the discharge outlet of the gravity airlock;
the gravity airlock further comprises:
the hopper is connected with a discharge port of the primary stirring cage;
the turning plate is arranged below the hopper, and the upper surface of the turning plate can form mirror surface sealing contact with the lower curved surface of the hopper;
the rotating shaft is connected with the turning plate;
the connecting rod is connected with the rotating shaft;
and the balancing weight is fixedly connected with the connecting rod in a sliding way.
2. The spiral delivery apparatus of claim 1, wherein: the lower curved surface of the hopper and the upper surface of the turning plate form mirror surface sealing contact and form a sealing surface.
3. The spiral delivery apparatus of claim 1, wherein: the connecting rod is connected with the rotating shaft through a bolt.
4. The spiral delivery apparatus of claim 1, wherein: the device also comprises a PLC controller which is connected with the primary stirring cage and the secondary stirring cage.
5. The spiral delivery apparatus of claim 1, wherein: the primary stirring cage and the secondary stirring cage are sleeved with cooling sleeves.
6. The auger apparatus according to claim 4, wherein: the one-level stirs the cage with the second grade stirs the cage and all includes the axis of rotation, the cover is located helical blade outside the axis of rotation, and with the axis of rotation links to each other and drives axis of rotation pivoted drive assembly.
7. The spiral delivery apparatus of claim 6, wherein: the primary stirring cage and the secondary stirring cage are electrically connected with the PLC through the transmission assembly.
8. The spiral delivery apparatus of claim 1, wherein: still include with the defeated material import that the defeated material initiating terminal of cage was stirred to the one-level links to each other, and with the defeated material export that the defeated material end of cage was stirred to the second grade links to each other.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220454429.8U CN216736606U (en) | 2022-03-02 | 2022-03-02 | Spiral material conveying equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220454429.8U CN216736606U (en) | 2022-03-02 | 2022-03-02 | Spiral material conveying equipment |
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| CN216736606U true CN216736606U (en) | 2022-06-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116333766A (en) * | 2023-02-03 | 2023-06-27 | 中国林业科学研究院生态保护与修复研究所 | On-site harmless continuous carbonization skid-mounted treatment device for pine wood nematode disease epidemic wood |
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2022
- 2022-03-02 CN CN202220454429.8U patent/CN216736606U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116333766A (en) * | 2023-02-03 | 2023-06-27 | 中国林业科学研究院生态保护与修复研究所 | On-site harmless continuous carbonization skid-mounted treatment device for pine wood nematode disease epidemic wood |
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