Stock bin

Abstract

The utility model provides a material bin, which belongs to the technical field of powder material bins and comprises a body, a material ramming rod, a driving component and a pulse gas disc. The body is provided with a material storage cavity, one end of the material ramming rod extends into the material storage cavity, the driving assembly is connected with the material ramming rod and suitable for driving the material ramming rod to reciprocate in the vertical direction, and the pulse gas disc is arranged on the cylinder wall of the body and suitable for spraying out gas in a pulse mode so as to separate materials from the inner wall of the material storage cavity. The material is separated from the inner wall of the material storage cavity through reciprocating motion of the material ramming rod in cooperation with air injection of the pulse air disc, so that arch breaking and material falling are achieved, and the problems of bridging and arching caused by poor fluidity of powder materials can be effectively solved.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of powder silos, and particularly relates to a silo. BACKGROUND

[0002] The powder silo is a commonly used device for realizing powder material storage and management, and is widely applied to chemical industry, pharmaceutical industry, food industry, building material industry and the like. At present, the silo unloading is prone to blockage, and the conventional solutions include air cannons, air hammers, negative pressure material extraction devices and methods. Due to different powder material properties, silo structures, material storage capacities, cost costs and the like, these solutions will cause some problems, for example, common working conditions include poor powder material fluidity and easy bridging. CONTENT OF THE UTILITY MODEL

[0003] In order to solve the above technical problems, the application provides a silo, which comprises:

[0004] A body provided with a storage cavity;

[0005] A ramming rod, one end of which extends into the storage cavity;

[0006] A driving assembly adapted to drive the ramming rod to reciprocate in the vertical direction;

[0007] A pulse air disc provided on the barrel wall of the body and adapted to spray gas in a pulse mode to separate the material from the inner wall of the storage cavity;

[0008] The lower end of the ramming rod is provided with an arch breaking leg.

[0009] The arch breaking leg is provided with three layers in the axial direction, and the arch breaking legs in each layer are arranged in a 90-degree cross offset manner.

[0010] The uppermost layer of the arch breaking leg is provided with two arch breaking legs, and the remaining two layers of the arch breaking leg are each provided with four arch breaking legs, and two of the arch breaking legs are arranged upward, and the other two arch breaking legs are arranged downward.

[0011] Further, the body comprises a cylinder and a conical cylinder connected with each other, the conical cylinder is gradually reduced in diameter in the vertical downward direction, and the conical cylinder is provided with a discharge port at the bottom.

[0012] Further, a support plate is arranged at the upper part of the body, a guide sleeve is arranged on the support plate, and the upper end of the ramming rod penetrates through the guide sleeve.

[0013] Further, the driving assembly comprises a support rod, a connecting rod and a linear driving device, the support rod is fixedly arranged on the support plate, the linear driving device is hingedly connected to the support plate at a fixed end, the support rod is located between the tamping rod and the linear driving device, the rod body of the connecting rod is hingedly connected to the upper end of the support rod, and the two ends of the connecting rod are respectively hingedly connected to the upper end of the tamping rod and the telescopic end of the linear driving device.

[0014] Further, the linear driving device is a pneumatic cylinder, the cylinder body of the pneumatic cylinder is hingedly connected to the support plate, and the piston rod of the pneumatic cylinder is hingedly connected to one end of the connecting rod.

[0015] Compared with the prior art, the technical scheme of the utility model has the following advantages:

[0016] The bin separates the material from the inner wall of the storage cavity through the reciprocating movement of the tamping rod, cooperates with the strategic arrangement of the pulse air disc jet and the arch breaking supporting leg, realizes arch breaking and material falling, effectively avoids the problem of bridge arching due to poor flowability of the powder material, and has better tamping effect on the material. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the specific embodiment or prior art of the utility model, the drawings needed to be used in the specific embodiment or prior art description will be briefly introduced as follows. Obviously, the drawings in the following description are some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without creative labor.

[0018] Fig. 1 It is a whole structure schematic view of the bin of the utility model;

[0019] Fig. 2 It is a driving assembly structure schematic view of the bin of the utility model;

[0020] Fig. 3 It is a tamping rod structure schematic view of the bin of the utility model.

[0021] BRIEF DESCRIPTION OF DRAWINGS

[0022] 1 - body, 1.1 cylinder, 1.2 conical cylinder, 2 - tamping rod, 3 - driving assembly, 3.1 - support rod, 3.2 - connecting rod, 3.3 - linear driving device, 4 - pulse air disc, 5 - support plate, 6 - guide sleeve, 7 - arch breaking supporting leg. DETAILED DESCRIPTION

[0023] The technical solutions of the present application will be described clearly and completely in connection with the drawings. Obviously, the described embodiments are some of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative efforts belong to the scope of protection of the present application.

[0024] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0025] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0026] In addition, the technical features involved in the different embodiments of the present application described below can be combined with each other as long as there is no conflict.

[0027] The present application will be further described in connection with the drawings and embodiments.

[0028] Please refer to Figs. 1-3 The present application provides a bin, which comprises a body 1, a ramming rod 2, a driving assembly 3 and a pulse air disc 4. The body 1 has a storage cavity, the ramming rod 2 extends into the storage cavity at one end, the driving assembly 3 is connected with the ramming rod 2 and is suitable for driving the ramming rod 2 to reciprocate in the vertical direction, and the pulse air disc 4 is arranged on the barrel wall of the body 1 and is suitable for spraying gas in a pulse manner to separate the material from the inner wall of the storage cavity. Through the reciprocating movement of the ramming rod 2 and the cooperation of the pulse air disc 4, the material is separated from the inner wall of the storage cavity, and the arch breaking and material falling are realized, which can effectively avoid the problem of arching caused by poor flowability of the powder material.

[0029] Further, the body 1 comprises a cylinder 1.1 and a tapered cylinder 1.2 connected with each other, the tapered cylinder 1.2 gradually reduces in diameter in the vertically downward direction, and the tapered cylinder 1.2 is provided with a discharge port at the bottom.

[0030] Further, the upper part of the body 1 is provided with a support plate 5, the support plate 5 is provided with a guide sleeve 6, and the upper end of the tamping rod 2 penetrates through the guide sleeve 6. The guide sleeve 6 is in clearance fit with the tamping rod 2, which can stabilize the tamping rod 2. The material of the guide sleeve 6 can be PTFE, which can not only reduce the friction force, but also avoid the safety hazard of spark generated when the tamping rod 2 moves relative to the guide sleeve 6.

[0031] Further, the driving assembly 3 includes a support rod 3.1, a connecting rod 3.2 and a linear driving device 3.3. The support rod 3.1 is fixedly arranged on the support plate 5, the fixed end of the linear driving device 3.3 is hinged to the support plate 5, the support rod 3.1 is located between the material guide rod and the linear driving device 3.3, the rod body of the connecting rod 3.2 is hinged to the upper end of the support rod 3.1, and the two ends of the connecting rod 3.2 are respectively hinged to the upper end of the tamping rod 2 and the telescopic end of the linear driving device 3.3.

[0032] Further, the linear driving device 3.3 is a pneumatic cylinder, the cylinder body of the pneumatic cylinder is hinged to the support plate 5, and the piston rod of the pneumatic cylinder is hinged to one end of the connecting rod 3.2. Alternatively, the linear driving device 3.3 can also be an oil cylinder or the like.

[0033] Further, the lower end of the tamping rod 2 is provided with an arch breaking leg 7. The arch breaking leg 7 is preferably provided with three layers in the axial direction, and each layer of the arch breaking leg 7 is arranged at 90° in the circumferential direction. The staggered arrangement of the multi-layer arch breaking leg 7 can achieve better tamping effect on the material.

[0034] Preferably, the uppermost layer of the arch breaking leg 7 is provided with two legs, the two legs are arranged downward, the remaining two layers of the arch breaking leg 7 are each provided with four legs, two of the four legs are arranged upward, and the other two of the four legs are arranged downward, so as to achieve the effect of facilitating downward tamping and upward tamping.

[0035] The above description is only a specific embodiment of the present disclosure, which enables those skilled in the art to understand or implement the present disclosure. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present disclosure. Therefore, the present disclosure will not be limited to these embodiments described herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A silo, characterized in that, include: The main body (1) has a storage chamber; The material tamping rod (2) has one end inserted into the material storage cavity; The drive assembly (3) is adapted to drive the tamping rod (2) to reciprocate in the vertical direction; A pulse gas disc (4) is disposed on the cylinder wall of the main body (1) and is suitable for spraying gas in a pulse manner to separate the material from the inner wall of the storage chamber. The lower end of the tamping rod (2) is provided with an arch-breaking support leg (7). The arch-breaking support leg (7) is provided in three layers along the axial direction, and the arch-breaking support leg (7) in each layer is arranged to be staggered at 90°; The topmost arch-breaking support leg (7) has two legs, while the other two layers each have four arch-breaking support legs (7), with two legs (7) facing upwards and the other two legs (7) facing downwards.

2. A silo according to claim 1, characterized in that, The main body (1) includes a cylindrical (1.1) and a conical (1.2) connected to each other. The diameter of the conical (1.2) gradually decreases in the vertical downward direction, and a discharge port is provided at the bottom of the conical (1.2).

3. A silo according to claim 1, characterized in that, The upper part of the main body (1) is provided with a support plate (5), and a guide sleeve (6) is provided on the support plate (5). The upper end of the tamping rod (2) passes through the guide sleeve (6).

4. A silo according to claim 3, characterized in that, The drive assembly (3) includes a support rod (3.1), a connecting rod (3.2), and a linear drive device (3.3). The support rod (3.1) is fixedly mounted on the support plate (5). The fixed end of the linear drive device (3.3) is hinged to the support plate (5). The support rod (3.1) is located between the tamping rod (2) and the linear drive device (3.3). The rod body of the connecting rod (3.2) is hinged to the upper end of the support rod (3.1), and both ends of the connecting rod (3.2) are respectively hinged to the upper end of the tamping rod (2) and the telescopic end of the linear drive device (3.3).

5. A silo according to claim 4, characterized in that, The linear drive device (3.3) is a cylinder, the cylinder body of which is hinged to the support plate (5), and the piston rod of which is hinged to one end of the connecting rod (3.2).

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