Totally-closed pebble coal discharging equipment

Abstract

The utility model belongs to the technical field of pebble coal discharging, and particularly relates to a totally-closed pebble coal discharging device which comprises a material conveying box and a feeding bin, a feeding pipe is arranged at the top of the material conveying box, a material guiding pipe is arranged at the top of the feeding pipe, a connecting pipe is arranged at the top of the material guiding pipe, and a discharging pipe is arranged at the top of the connecting pipe. The top of the connecting pipe is connected with the bottom of the feeding bin, a fixing block is arranged on the side wall of the feeding bin, and an electric push rod is arranged on the side wall of the fixing block. In the pebble coal discharging process, a totally-closed mode is adopted, dust leakage is conveniently prevented in the operation and discharging process, and the situation that dust flies to pollute the environment is avoided; therefore, a good working environment is provided for workers.

Description

Technical Field

[0001] The utility model relates to the technical field of pebble coal discharge, in particular to a fully enclosed pebble coal discharge device. Background Technique

[0002] The pebble coal slag discharge system of the medium-speed coal mill is an essential auxiliary device in the production of thermal power plants. The coal mill is a device used to crush coal blocks and grind them into pulverized coal. Most coal blocks contain ores that cannot be burned and are difficult to break, called pebble coal, which needs to be discharged separately.

[0003] In the existing technology, since the pebble coal contains dust and pulverized coal, during the transfer and discharge process of the pebble coal, it is easy to cause the phenomenon of dust flying, seriously polluting the surrounding environment. Summary of the Utility Model

[0004] The purpose of this part is to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. In this part, as well as in the abstract and the title of the utility model of this application, some simplifications or omissions may be made to avoid obscuring the purpose of this part, the abstract of the specification, and the title of the utility model, and such simplifications or omissions shall not be used to limit the scope of the utility model.

[0005] In view of the above and / or existing problems in pebble coal discharge, the present utility model is proposed.

[0006] Therefore, the purpose of the present utility model is to provide a fully enclosed pebble coal discharge device, which can adopt a fully enclosed method during the pebble coal discharge process, facilitating the operation and preventing dust leakage during the discharge process, avoiding dust flying and polluting the environment, thereby providing a good working environment for the staff.

[0007] To solve the above technical problems, according to one aspect of the present utility model, the following technical solutions are provided:

[0008] A fully enclosed pebble coal discharge device includes a material transporting box and a feeding bin. A feeding pipe is arranged at the top of the material transporting box. A guiding pipe is arranged at the top of the feeding pipe. A connecting pipe is arranged at the top of the guiding pipe. The top of the connecting pipe is connected to the bottom of the feeding bin. A fixing block is arranged on the side wall of the feeding bin. An electric push rod is arranged on the side wall of the fixing block. A pressing plate is arranged at one end of the electric push rod. A sealing plate is arranged on the left side wall of the pressing plate. A sliding groove corresponding to the sealing plate is arranged on the right side wall of the feeding bin. The sealing plate is slidably connected to the inner wall of the feeding bin through the sliding groove.

[0009] As a preferred embodiment of the fully enclosed stone coal discharging device of the present utility model, the following is provided: A motor is provided on the side wall of the material guiding pipe, a spiral shaft is provided inside the material guiding pipe, one end of the spiral shaft is connected to the rotating shaft of the motor, and spiral blades are provided on the side wall of the spiral shaft.

[0010] As a preferred embodiment of the fully enclosed stone coal discharging device of the present utility model, the following is provided: A wheel frame is provided at the bottom of the material transporting box, and pulleys are provided at the bottom of the wheel frame.

[0011] As a preferred embodiment of the fully enclosed stone coal discharging device of the present utility model, the following is provided: An observation window is provided on the front side wall of the material transporting box.

[0012] As a preferred embodiment of the fully enclosed stone coal discharging device of the present utility model, the following is provided: A support frame is provided on the top of the material transporting box, and the top of the support frame is connected to the bottom of the material guiding pipe.

[0013] As a preferred embodiment of the fully enclosed stone coal discharging device of the present utility model, the following is provided: A control panel is provided on the top of the material transporting box, and the control panel is electrically connected to the electric push rod.

[0014] As a preferred embodiment of the fully enclosed stone coal discharging device of the present utility model, the following is provided: The material guiding pipe is inclined.

[0015] Compared with the prior art: In this application document, 1. By connecting the feeding bin to the stone coal outlet of the coal mill, the stone coal outlet of the coal mill is connected to the inside of the material transporting box through the feeding bin. During the entire process of discharging stone coal from the coal mill, it is in an overall fully sealed state. The stone coal passes through the connecting pipe, the material guiding pipe, and the feeding pipe in sequence through the feeding bin, and finally enters the material transporting box for storage. The electric push rod is used to easily push the pressing plate towards the inner wall of the feeding bin, so that the sealing plate is slidably connected to the inner wall of the feeding bin through the chute. By pressing the pressing plate against the side wall of the feeding bin, the sealing plate seals the feeding port of the feeding bin. The sealing plate prevents the dust inside the material transporting box from leaking out. By controlling the sealing plate with the electric push rod, it is convenient to open and close the feeding bin, which is convenient for operation and discharging. Therefore, by adopting a fully enclosed method during the stone coal discharging process, it is convenient to prevent dust from leaking out during the operation and discharging process, avoid dust flying and polluting the environment, and thus provide a good working environment for the staff. 2. The motor is used to easily drive the spiral shaft to rotate, thereby driving the spiral blades to rotate. The spiral blades are used to easily push the stone coal to one end of the feeding pipe, preventing the material from accumulating and blocking during the transportation process, and thus ensuring the orderly discharging of the stone coal. Description of the Drawings

[0016] To more clearly illustrate the technical solutions of the embodiments of the present utility model, the following will describe the present utility model in detail in conjunction with the drawings and detailed embodiments. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings. Among them:

[0017] Figure 1 It is a schematic structural diagram of a fully enclosed pebble coal discharge device of the present utility model;

[0018] Figure 2 It is an exploded view of the structure of a fully enclosed pebble coal discharge device of the present utility model;

[0019] Figure 3 It is a sectional view of the structure of a fully enclosed pebble coal discharge device of the present utility model;

[0020] Figure 4 It is a schematic diagram of the motor of a fully enclosed pebble coal discharge device of the present utility model.

[0021] In the figure: 100 material transportation box, 110 feeding pipe, 120 guiding pipe, 130 connecting pipe, 200 feeding bin, 210 fixing block, 220 electric push rod, 230 pressing plate, 240 sealing plate, 250 sliding groove, 300 motor, 310 spiral shaft, 320 spiral blade. Detailed Embodiments

[0022] To make the above objects, features, and advantages of the present utility model more obvious and understandable, the following will describe the detailed embodiments of the present utility model in conjunction with the drawings.

[0023] In the following description, many specific details are set forth to fully understand the present utility model. However, the present utility model can also be implemented in other ways different from those described herein. Those skilled in the art can make similar extensions without departing from the connotation of the present utility model. Therefore, the present utility model is not limited by the specific embodiments disclosed below.

[0024] Secondly, the present utility model is described in detail in conjunction with the schematic diagrams. When detailing the embodiments of the present utility model, for ease of explanation, the sectional views showing the device structure will be enlarged locally out of the general proportion, and the schematic diagrams are only examples and should not limit the scope of protection of the present utility model herein. In addition, in actual production, three-dimensional spatial dimensions including length, width, and depth should be included.

[0025] To make the purpose, technical solutions, and advantages of the present utility model clearer, the following will further describe the embodiments of the present utility model in detail in conjunction with the drawings.

[0026] The utility model provides a fully enclosed pebble coal discharging device. Please refer to Figures 1-4 , which comprises a material transporting box 100 and a feeding bin 200. A feeding pipe 110 is connected to the top of the material transporting box 100. A guiding pipe 120 is connected to the top of the feeding pipe 110. A connecting pipe 130 is connected to the top of the guiding pipe 120. The top of the connecting pipe 130 is connected to the bottom of the feeding bin 200. A fixing block 210 is fixedly installed on the side wall of the feeding bin 200. An electric push rod 220 is fixedly installed on the side wall of the fixing block 210. A pressing plate 230 is fixedly installed at one end of the electric push rod 220. A sealing plate 240 is fixedly installed on the left side wall of the pressing plate 230. A sliding groove 250 corresponding to the sealing plate 240 is formed on the right side wall of the feeding bin 200. The sealing plate 240 is slidably connected to the inner wall of the feeding bin 200 through the sliding groove 250. Specifically, by connecting the feeding bin 200 to the pebble coal outlet of the coal mill, the pebble coal outlet of the coal mill is connected to the inside of the material transporting box 100 through the feeding bin 200. The whole pebble coal discharging process of the coal mill is in an overall fully sealed state. The pebble coal passes through the feeding bin 200, sequentially passes through the connecting pipe 130, the guiding pipe 120 and the feeding pipe 110, and finally enters the material transporting box 100 for storage. The electric push rod 220 facilitates pushing the pressing plate 230 to move towards the inner wall of the feeding bin 200, so that the sealing plate 240 is slidably connected to the inner wall of the feeding bin 200 through the sliding groove 250. By pressing the pressing plate 230 against the side wall of the feeding bin 200, the sealing plate 240 closes the feeding port of the feeding bin 200. The sealing plate 240 prevents the dust in the material transporting box 100 from leaking out. By controlling the sealing plate 240 through the electric push rod 220, it is convenient to open and close the feeding bin 200, which is convenient for operation and discharging.

[0027] A wheel frame is arranged at the bottom of the material transporting box 100. A pulley is arranged at the bottom of the wheel frame. Specifically, the wheel frame facilitates the installation of the pulley, and the pulley facilitates the movement of the material transporting box 100, which is convenient for transportation.

[0028] An observation window is arranged on the front side wall of the material transporting box 100. Specifically, the observation window facilitates checking the capacity of the pebble coal in the material transporting box 100, which is convenient for observation.

[0029] A support frame is arranged at the top of the material transporting box 100. The top of the support frame is connected to the bottom of the guiding pipe 120. Specifically, the support frame facilitates providing a supporting force for the guiding pipe 120, thereby improving the stability of the guiding pipe 120.

[0030] A control panel is arranged at the top of the material transporting box 100. The control panel is electrically connected to the electric push rod 220. Specifically, the control panel facilitates controlling the device, and it is convenient to operate the sealing plate 240 to open or close the feeding port.

[0031] The guiding pipe 120 is inclined. Specifically, it is beneficial to the discharging of the pebble coal and convenient for operation.

[0032] Combined with Figures 1-4 , a fully enclosed pebble coal discharge device of this embodiment is used as follows: The feed bin 200 is hermetically connected to the pebble coal outlet of the coal mill, so that the pebble coal outlet of the coal mill is connected to the inside of the material transport box 100 through the feed bin 200. The entire pebble coal discharge process of the coal mill is in an overall fully enclosed state. The pebble coal passes through the connecting pipe 130, the guide pipe 120, and the feed pipe 110 in sequence through the feed bin 200, and finally enters the material transport box 100 for storage. According to the discharge requirement, the electric push rod 220 is used to push the pressing plate 230 to move towards the inner wall of the feed bin 200, so that the sealing plate 240 is slidably connected to the inner wall of the feed bin 200 through the chute 250. By pressing the pressing plate 230 against the side wall of the feed bin 200, the sealing plate 240 closes the feed port of the feed bin 200. The sealing plate 240 prevents the dust in the material transport box 100 from leaking out, which is convenient for preventing dust leakage during operation, avoiding dust flying and polluting the environment, thereby providing a good working environment for the staff. By controlling the sealing plate 240 through the electric push rod 220, it is convenient to open and close the feed bin 200, which is convenient for operation and discharge.

[0033] Figures 3-4 The figure shows a structural schematic diagram of a second embodiment of a fully enclosed pebble coal discharge device of the present invention. Please refer to Figures 3-4 , different from the above embodiment, a motor 300 is provided on the side wall of the guide pipe 120, a spiral shaft 310 is provided inside the guide pipe 120, one end of the spiral shaft 310 is connected to the rotating shaft of the motor 300, and spiral blades 320 are provided on the side wall of the spiral shaft 310. Specifically, the motor 300 is convenient for driving the spiral shaft 310 to rotate, thereby driving the spiral blades 320 to rotate. The spiral blades 320 are convenient for pushing the pebble coal to one end of the feed pipe 110, preventing the material from accumulating and blocking during the conveying process, and thus ensuring the orderly discharge of the pebble coal.

[0034] Although the present invention has been described above with reference to the embodiments, various improvements can be made to it and its components can be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed by the present invention can be combined with each other in any way. The exhaustive description of these combinations is not given in this specification only for the sake of saving space and resources. Therefore, the present invention is not limited to the specific embodiments disclosed in the text, but includes all technical solutions falling within the scope of the claims.

Claims

1. A fully enclosed stone coal discharge equipment, characterized in that: The invention comprises a material transport box (100) and a feed bin (200), wherein a feed pipe (110) is arranged on the top of the material transport box (100), a material guide pipe (120) is arranged on the top of the feed pipe (110), a connecting pipe (130) is arranged on the top of the material guide pipe (120), the top of the connecting pipe (130) is connected to the bottom of the feed bin (200), and a fixing block (210) is arranged on the side wall of the feed bin (200). The side wall of the fixed block (210) is provided with an electric push rod (220), one end of the electric push rod (220) is provided with a pressure plate (230), the left side wall of the pressure plate (230) is provided with a sealing plate (240), and the right side wall of the feed bin (200) is provided with a slide groove (250) corresponding to the sealing plate (240), and the sealing plate (240) is slidably connected to the inner wall of the feed bin (200) through the slide groove (250).

2. A fully enclosed stone coal discharge device according to claim 1, characterized in that: A motor (300) is disposed on the side wall of the material guide tube (120), a spiral shaft (310) is disposed inside the material guide tube (120), one end of the spiral shaft (310) is connected to the rotating shaft of the motor (300), and a spiral blade (320) is disposed on the side wall of the spiral shaft (310).

3. A fully enclosed stone coal discharge device according to claim 1, characterized in that: A wheel frame is arranged at the bottom of the material transport box (100), and a pulley is arranged at the bottom of the wheel frame.

4. A fully enclosed stone coal discharge device according to claim 1, characterized in that: The front side wall of the material transport box (100) is provided with an observation window.

5. The fully enclosed stone coal discharge equipment according to claim 1, characterized in that: A support frame is provided on the top of the material transport box (100), and the top of the support frame is connected to the bottom of the material guide pipe (120).

6. A fully enclosed stone coal discharge device according to claim 1, characterized in that: A control panel is provided on the top of the material transport box (100), and the control panel is electrically connected to the electric push rod (220).

7. The fully enclosed stone coal discharge equipment according to claim 1, characterized in that: The material guiding pipe (120) is inclined.

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