Blockage detection device for dense medium cyclone for coal dressing

Abstract

The utility model discloses a dense medium cyclone clogging detection device for coal dressing, and relates to the technical field of cyclones, the dense medium cyclone clogging detection device comprises a detection box and a cyclone, a desilting port at the bottom of the cyclone is inserted into the detection box, a driving assembly is arranged in the detection box, the driving assembly is connected with the driving box through two longitudinally moving support rods, and the detection box is connected with the detection box through the two longitudinally moving support rods. The upper portion of the output end of the driving box is connected with a weighing sensor, the outer portion of the weighing sensor is connected with a cleaning brush, and the front side and the rear side of the detection box are each provided with a clamping assembly. When the weighing sensor monitors that the weight is not changed, the cleaning brush extends into the desilting opening, cleaning is conducted through reciprocating insertion and rotation of the cleaning brush, the temporary treatment effect is achieved, the device and the cyclone can be rapidly assembled into a whole, the desilting opening in the bottom of the cyclone is inserted into the mounting opening, and the desilting effect is achieved. And then the two ends of the swirler are fixed through the clamping assemblies, and rapid assembly is completed.

Description

TECHNICAL FIELD

[0001] The utility model relates to cyclone technical field especially relates to a heavy medium cyclone blockage detection device for coal preparation. BACKGROUND

[0002] The heavy medium cyclone blockage detection device for coal preparation is mainly used for monitoring whether the blockage occurs in the cyclone in real time, and timely sending an alarm when the blockage occurs, so that the operator can take appropriate measures to handle it. The device usually includes a sensor, a signal processing unit, an alarm and the like.

[0003] A sand blocking detection device and cyclone (CN221433416U) can be referred to in the prior art. The reference reflects whether the sand outlet is normally discharged through the vibration of the support body. The vibration sensor connected to the support body can read the vibration value, which facilitates timely and accurate judgment of the blocking condition of the sand outlet. The device has the advantages of simple structure, timely detection, easy adjustment and strong practicability.

[0004] The current blockage detection device generally detects the sand outlet through a sensor. When blockage is detected, an alarm will prompt. If the staff does not discover it in time, the equipment needs to be shut down for a long time, which may affect the material quality. As shown in the above-mentioned literature, the blockage detection device is generally two independent units with the cyclone. The blockage detection device and the cyclone need to be installed separately and cannot be connected as a whole. The installation efficiency is low. Therefore, the present application designs a blockage detection device with pre-cleaning function and convenient assembly. SUMMARY

[0005] The utility model provides a heavy medium cyclone blockage detection device for coal preparation to solve the problems in the prior art. The utility model discloses a weighing sensor for real-time monitoring of the weight of the falling material. When the weighing sensor detects no change in the weight, the cleaning brush is inserted into the sand outlet. The cleaning brush is reciprocally inserted and rotated for cleaning, which plays a temporary role in processing. The device and the cyclone can be quickly assembled as a whole. The sand outlet at the bottom of the cyclone is inserted into the mounting port. Then, the cyclone is fixed at both ends by the clamping assembly, and the quick assembly is completed.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] A kind of coal with heavy medium cyclone blockage detection device, including: detection box and cyclone, the sand outlet of the bottom of cyclone is inserted into the inside of detection box, the inside of detection box is provided with driving assembly, driving assembly is connected with driving box by two longitudinal moving support rods, the output end of driving box is connected with weighing sensor above, and cleaning brush is connected outside weighing sensor, and clamping assembly is provided on the front and back sides of detection box, two symmetrical clamping assemblies are fixed by two sector clamps to the middle, and the both ends of cyclone are clamped and fixed.

[0008] The utility model further sets up driving assembly, including: servo motor is fixedly installed on the top of detection box;Screw rod is rotationally connected in the inside of detection box, and the output end of servo motor is fixed with screw rod;Sliding block one is threadedly connected outside screw rod.

[0009] The utility model further sets up driving assembly, including: fixed rod is fixed in the right side of the inside of detection box;Sliding block two is sleeved outside fixed rod, and one end of sliding block one, sliding block two is connected with support rod.

[0010] The utility model further sets up that the bottom of detection box is fixedly connected with trapezoidal discharge port, and the bottom of detection box is provided with through opening and is communicated with discharge port.

[0011] The utility model further sets up clamping assembly, including: support is fixed in the front and back sides of detection box;Electric cylinder is installed on the surface of support, and the telescopic end of electric cylinder is fixed with sector clamps through support.

[0012] The utility model further sets up that the top of detection box is provided with installation port that is in size with sand outlet.

[0013] The utility model further sets up that the left side of detection box is connected with PLC controller and alarm lamp, wherein PLC controller is connected with weighing sensor signal, and PLC controller, alarm lamp, servo motor and driving box are electrically connected.

[0014] The utility model has the advantages that:

[0015] 1、The material of cyclone blockage detection device is settled in the process of sorting and enters the detection box through sand outlet, and the weighing sensor in the inside of detection box can monitor the weight of settled material in real time, when the weighing sensor monitors the weight not to change within a certain time, then it indicates that sand outlet has been blocked, at this time, PLC controller opens alarm lamp to prompt, and servo motor and driving box are started, so that cleaning brush outside weighing sensor is inserted into sand outlet, and temporary treatment is carried out by reciprocating insertion and rotation, which can guarantee normal operation of equipment.

[0016] 2, the cyclone blockage detection device installs the sand outlet into the installation port on the top of the detection box, then opens the operation of the two electric cylinders, the two fan-shaped clamps are close to the middle to clamp and fix the two ends of the cyclone, so that the detection box can be used for detection and can be used for material flow guide, the assembly of the two is completed without single installation. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 The overall structure schematic diagram of the heavy medium cyclone blockage detection device for coal preparation is provided for the utility model;

[0018] Figure 2 The overall structure schematic diagram of the heavy medium cyclone blockage detection device for coal preparation is provided for the utility model;

[0019] Figure 3 The overall structure schematic diagram of the heavy medium cyclone blockage detection device for coal preparation is provided for the utility model;

[0020] Figure 4 The overall structure schematic diagram of the heavy medium cyclone blockage detection device for coal preparation is provided for the utility model.

[0021] In the figure: 1, detection box; 2, cyclone; 3, PLC controller; 4, alarm lamp; 5, sand outlet; 6, servo motor; 7, screw rod; 8, fixed rod; 9, sliding block one; 10, sliding block two; 11, support rod; 12, drive box; 13, discharge port; 14, installation port; 15, cleaning brush; 16, weighing sensor; 17, support; 18, electric cylinder; 19, fan-shaped clamp. DETAILED DESCRIPTION

[0022] The technical scheme of the patent will be further described in detail in combination with specific implementation manners.

[0023] The embodiments of the patent will be described in detail below, and examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the patent, and cannot be understood as a limitation on the patent.

[0024] In the description of the patent, it should be understood that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the patent 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 a limitation on the patent.

[0025] In the description of the present patent, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting", "setting" should be understood broadly, for example, it can be fixedly connected, set, or detachably connected, set, or integrally connected, set. For those skilled in the art, the specific meaning of the above terms in the present patent can be understood according to the specific circumstances.

[0026] Referring to Figures 1-4 A heavy medium cyclone clogging detection device for coal preparation, comprising: a detection box 1 and a cyclone 2, the sand outlet 5 at the bottom of the cyclone 2 can be inserted into the mounting port 14 above the detection box 1, so that the sand outlet 5 is inserted into the inside of the detection box 1, and the downwardly sinking material enters the detection box 1 for detection.

[0027] Specifically, as shown in Figure 2 The inside of the detection box 1 is provided with a driving assembly, the driving source of the driving assembly is a servo motor 6, which is fixedly installed at the upper end of the left side of the detection box 1, the lead screw 7 in the driving assembly is rotatably connected to the inside of the left side of the detection box 1, the lead screw 7 is fixedly connected with the output end of the servo motor 6, and the sliding block one 9 is threadedly connected outside the lead screw 7.

[0028] Further, the fixed rod 8 is fixed at the inside right side of the detection box 1, and the sliding block two 10 is sleeved outside the fixed rod 8.

[0029] Moreover, the support rod 11 is connected to one end of the sliding block one 9 and the sliding block two 10, and the driving box 12 is fixedly connected to the middle of the two support rods 11.

[0030] In the embodiment, the servo motor 6 drives the lead screw 7 to rotate, so that the sliding block one 9 connected outside is moved longitudinally, and then the sliding block two 10 and the driving box 12 are moved longitudinally and linearly through the support rod 11.

[0031] The driving box 12 is built-in with a rotary motor, the output end of the rotary motor is connected with a weighing sensor 16, and the weighing sensor 16 is externally connected with a cleaning brush 15.

[0032] Specifically, as shown in Figure 1 The PLC controller 3 and the alarm lamp 4 are connected to the left side of the detection box 1, the PLC controller 3 is signal connected with the weighing sensor 16, the weighing sensor 16 transmits real-time monitoring data to the PLC controller 3, and when the PLC controller 3 detects that the signal of the weighing sensor 16 does not change within a certain time (which can be set in advance), it indicates that the sand outlet 5 is clogged.

[0033] At this time, the PLC controller 3 will open the alarm lamp 4 for prompting, and simultaneously open the servo motor 6 and the operation of the drive box 12, through the longitudinal movement of the cleaning brush 15 into the sand outlet 5 inside, through the operation of the drive box 12 to drive the cleaning brush 15 to rotate, and then through the reciprocating insertion and removal and rotation of the cleaning brush 15 to realize the effect of temporary cleaning, so as to guarantee the normal operation of the equipment.

[0034] Specifically, as shown in Figure 3 The bottom of the detection box 1 is connected with a trapezoidal discharge port 13, and the discharge port 13 is in communication with the through port at the bottom of the detection box 1, so that the material discharged from the sand outlet 5 can be conducted through the discharge port 13.

[0035] Specifically, as shown in Figure 1 The front and rear sides of the detection box 1 are symmetrically provided with clamping assemblies.

[0036] Further, as shown in Figure 4 The clamping assembly comprises a bracket 17, an electric cylinder 18 and a fan-shaped clamping plate 19, the bracket 17 is welded on the surface of the detection box 1, the electric cylinder 18 is fixedly installed on the surface of the bracket 17, and the fan-shaped clamping plate 19 is fixedly installed on the telescopic end of the electric cylinder 18.

[0037] In this embodiment, the two electric cylinders 18 are opened by the PLC controller 3 to operate, so that the two fan-shaped clamping plates 19 are close to the middle part, so that the cyclone 2 placed above the detection box 1 is clamped and fixed by the two fan-shaped clamping plates 19, and the assembly of the detection device and the cyclone 2 is completed, and the whole equipment can be assembled without separate installation.

[0038] Working principle: when the utility model is used, the settled material in the sorting process will enter the detection box 1 through the sand outlet 5, the weighing sensor 16 in the detection box 1 can monitor the weight of the settled material in real time, when the weighing sensor 16 monitors that the weight does not change within a certain time, it indicates that the sand outlet 5 has been blocked, at this time, the PLC controller 3 will open the alarm lamp 4 for prompting, and simultaneously open the servo motor 6 and the operation of the drive box 12, so that the cleaning brush 15 outside the weighing sensor 16 extends into the sand outlet 5, and temporary treatment is carried out through reciprocating insertion and rotation, so as to guarantee the normal operation of the equipment, when installing, the sand outlet 5 is inserted into the mounting port 14 at the top of the detection box 1, then the two electric cylinders 18 are opened to operate, the two fan-shaped clamping plates 19 close to the middle part to clamp and fix the cyclone 2 at both ends, so that the detection box 1 can be used for detection and material flow guide, and the assembly of the two does not need single installation.

[0039] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A heavy medium cyclone plugging detection device for coal preparation, comprising: The utility model discloses a detection box (1) and cyclone (2), its characterized in that, the sand outlet (5) of cyclone (2) bottom inserts to the inside of detection box (1), the inside of detection box (1) is provided with drive assembly, and drive assembly is connected with drive box (12) through two longitudinal movement's support rod (11), the output top of drive box (12) is connected with weighing sensor (16), and is connected with cleaning brush (15) outside weighing sensor (16), and is provided with clamping assembly in the front and back sides of detection box (1), and two symmetrical clamping assemblies are fixed with the both ends of cyclone (2) by two fan-shaped clamping plates (19) to the middle and draw close.

2. The plugging detection device for a dense medium cyclone for coal preparation according to claim 1, characterized in that, The drive assembly comprises: A servo motor (6) fixedly installed above the detection box (1); A lead screw (7) rotatably connected inside the detection box (1), the lead screw (7) is fixed with the output of the servo motor (6); A sliding block one (9) threadedly connected outside the lead screw (7).

3. The plugging detection device for a dense medium cyclone for coal preparation according to claim 1, characterized in that, The drive assembly further comprises: A fixed rod (8) fixedly installed inside the right side of the detection box (1); A sliding block two (10) sleeved outside the fixed rod (8), and one end of the sliding block one (9) and the sliding block two (10) are connected with the support rod (11).

4. The plugging detection device for a dense medium cyclone for coal preparation according to claim 1, characterized in that, The bottom of the detection box (1) is fixedly connected with a trapezoidal discharge port (13), and a through port is formed in the bottom of the detection box (1) and communicates with the discharge port (13).

5. The plugging detection device for a dense medium cyclone for coal preparation according to claim 1, characterized in that, The clamping assembly comprises: A bracket (17) fixedly installed on the front and back sides of the detection box (1); An electric cylinder (18) installed on the surface of the bracket (17), and the telescopic end of the electric cylinder (18) is fixed with the fan-shaped clamping plate (19) through the bracket (17).

6. The plugging detection device for a dense medium cyclone for coal preparation according to claim 1, characterized in that, An installation port (14) with the same size as the sand outlet (5) is formed above the detection box (1).

7. The plugging detection device for a dense medium cyclone for coal preparation according to claim 1, characterized in that, The left side of the detection box (1) is connected with a PLC controller (3) and an alarm lamp (4), the PLC controller (3) is signal connected with the weighing sensor (16), and the PLC controller (3) is electrically connected with the alarm lamp (4), the servo motor (6) and the drive box (12).

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