Quartz dust isolation structure of quartz powder screening machine

Abstract

The utility model relates to a quartz dust isolation structure of a quartz powder screening machine, which belongs to the technical field of quartz powder production and processing and comprises a vibration rack, a material collecting barrel, a screening barrel, an isolation structure and a control structure are arranged on the vibration rack. According to the quartz dust isolation structure of the quartz powder screening machine, through the arrangement of the isolation structure and the control structure, an electric push rod in a lifting component is used for controlling a connecting cylinder slidably connected with the interior of a screening cylinder to be inserted into a material collecting cylinder, so that the material collecting cylinder and the screening cylinder are connected, and an asynchronous motor is used as a driving source; the two isolation parts in threaded connection with the outer surface of the threaded rod are controlled to move towards the opposite sides through mechanical transmission, so that semicircular cover plates of the two isolation parts are used for isolating the top of the screening barrel, and quartz dust raised in the screening process is prevented from being diffused into the external environment; and therefore, the working environment and the body health of workers are guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to quartz powder production and processing technical field, concretely is quartz powder dust isolation structure of quartz powder screening machine. BACKGROUND

[0002] Quartz powder production and processing is an industrial process involving multiple processes, and the quality of quartz powder depends largely on the purity of raw quartz ore. First, the quartz ore needs to be cleaned, crushed and other pretreatment processes, then the crushed quartz ore blocks are crushed by grinding equipment such as ball mill, then the powdered quartz powder is classified, the most commonly used method of classification is screening, hydraulic classification or air classification, in the screening method, the vibrating screen is mainly used to move the quartz powder on the screen and realize classification, so as to select the quartz powder with the required particle diameter, then the finished product of quartz powder can be obtained after chemical or physical purification and surface modification.

[0003] At present, in the existing technology, the quartz powder is screened by the vibrating screen during the screening and classification of quartz powder production and processing, and the quartz dust is easily stirred up during the vibration process, which affects the working environment and is not conducive to the health of workers, so a quartz powder dust isolation structure of quartz powder screening machine is proposed to solve the above problems. UTILITY MODEL CONTENT

[0004] In view of the shortcomings of the prior art, the utility model provides a quartz powder dust isolation structure of quartz powder screening machine, which has the advantages of isolating quartz dust, and solves the problem that the quartz powder is screened by the vibrating screen during the screening and classification of quartz powder production and processing, and the quartz dust is easily stirred up during the vibration process, which affects the working environment and is not conducive to the health of workers.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a quartz powder dust isolation structure of quartz powder screening machine, including vibration rack, the vibration rack is provided with a material collecting cylinder, the vibration rack is provided with a screening cylinder, the vibration rack is provided with an isolation structure and a control structure;

[0006] The isolation structure includes a connecting cylinder slidably installed in the interior of the screening cylinder and extending through one end to the exterior of the screening cylinder, the outer surface of the connecting cylinder is fixedly installed with a connecting ring, the vibration rack is provided with a lifting component for controlling the up and down movement of the connecting ring, the outer surface of the screening cylinder is fixedly installed with a mounting bracket, the mounting bracket is fixedly installed with a supporting frame, and the supporting frame is slidably installed with two isolation components for isolating the quartz dust stirred up in the screening cylinder.

[0007] Further, the control structure comprises a threaded rod rotatably installed between the left and right side walls in the inner cavity of the support frame, and two isolation components are threadedly installed on the threaded rod respectively.

[0008] Further, the aggregate cylinder is installed on the vibration rack, the screening cylinder is slidably installed on the vibration rack, and a vibrator for driving the screening cylinder to vibrate up and down is installed on the vibration rack.

[0009] Further, the lifting component comprises two electric push rods, and the two electric push rods are fixedly installed on the vibration rack respectively, and the telescopic ends of the two electric push rods are fixedly connected with the connecting ring respectively.

[0010] Further, the bottom of the connecting ring is fixedly installed with two pressure sensors, and the two pressure sensors are electrically connected with the two electric push rods respectively.

[0011] Further, the two isolation components each comprise a connecting piece and a semicircular cover plate, the connecting piece is fixedly connected with the semicircular cover plate, the semicircular cover plate is located at the top of the screening cylinder, the two connecting pieces are threadedly installed on the outer surface of the threaded rod respectively, and the two connecting pieces are slidably installed in the inner part of the support frame.

[0012] Further, the transmission component comprises a belt and two belt pulleys, the two belt pulleys are fixedly installed on the output shaft of the asynchronous motor and the outer surface of the threaded rod respectively, and the belt is installed on the two belt pulleys.

[0013] Compared with the prior art, the technical scheme has the following beneficial effects:

[0014] The quartz powder dust isolation structure of the quartz powder screening machine is provided with an isolation structure and a control structure, the electric push rod in the lifting component is used for controlling the insertion of the connecting cylinder slidably connected in the screening cylinder into the inner part of the aggregate cylinder, so that the aggregate cylinder and the screening cylinder are connected, the asynchronous motor is used as a driving source, the two isolation components threadedly connected on the outer surface of the threaded rod are moved to the opposite side through mechanical transmission, the semicircular cover plates of the two isolation components are used for isolating the top of the screening cylinder, so that the quartz powder dust generated in the screening process is prevented from diffusing to the external environment, the working environment and the health of the workers are protected, and the practicability of the quartz powder dust isolation structure of the quartz powder screening machine is enhanced. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic view of the utility model;

[0016] Figure 2 It is a structural schematic view of the utility model Figure 1enlarged view of A in the figure;

[0017] Figure 3 It is the three-dimensional schematic view of the utility model structure isolation component, mounting bracket and support frame.

[0018] In the figure: 1, vibration frame; 2, aggregate cylinder; 3, screening cylinder; 41, connecting cylinder; 42, connecting ring; 43, lifting component; 44, mounting bracket; 45, support frame; 46, isolation component; 47, threaded rod; 48, asynchronous motor; 49, transmission component. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0020] Please refer to Figures 1 to 3 The quartz dust isolation structure of the quartz powder screening machine in the embodiment includes a vibration frame 1, the vibration frame 1 is provided with an aggregate cylinder 2, the vibration frame 1 is provided with a screening cylinder 3, the vibration frame 1 is provided with an isolation structure and a control structure, the aggregate cylinder 2 is installed on the vibration frame 1, the screening cylinder 3 is slidingly installed on the vibration frame 1, and the vibration frame 1 is installed with a vibrator for driving the screening cylinder 3 to vibrate up and down.

[0021] In the embodiment, the isolation structure includes a connecting cylinder 41 slidingly installed inside the screening cylinder 3 and extending through one end to the outside of the screening cylinder 3, the connecting cylinder 41 is fixedly installed with a connecting ring 42 on the outer surface, the vibration frame 1 is provided with a lifting component 43 for controlling the connecting ring 42 to move up and down, the lifting component 43 includes two electric push rods, the two electric push rods are fixedly installed on the vibration frame 1 respectively, the telescopic ends of the two electric push rods are fixedly connected with the connecting ring 42 respectively, so that the connecting ring 42 can be driven to move up and down by the telescopic electric push rods, the mounting bracket 44 is fixedly installed on the outer surface of the screening cylinder 3, the support frame 45 is fixedly installed on the mounting bracket 44, and the two isolation components 46 for isolating the quartz dust stirred in the screening cylinder 3 are slidingly installed on the support frame 45, so as to isolate the quartz dust stirred on the top of the screening cylinder 3.

[0022] The bottom of the connecting ring 42 is fixedly installed with two pressure sensors, the two pressure sensors are electrically connected with the two electric push rods respectively, so that the pressure sensors can be used to press the aggregate cylinder 2, so as to trigger and turn off the electric push rod.

[0023] The above technical scheme realizes starting two electric push rods in the lifting component 43, uses the contraction of the electric push rod to drive the connecting ring 42 to move downward, so that the moving connecting ring 42 drives the connecting barrel 41 to be inserted into the inside of the aggregate barrel 2, until the pressure sensor at the bottom of the connecting ring 42 extrudes the aggregate barrel 2, so as to trigger and shut down the electric push rod, and then isolate the aggregate barrel 2 and the screening barrel 3.

[0024] In the example implementation, the control structure includes a threaded rod 47 rotatably installed between the left and right side walls in the inner cavity of the support frame 45, and two isolation components 46 are respectively threadedly installed on the threaded rod 47, so that rotating the threaded rod 47 can control the two isolation components 46 to move to the opposite side or the opposite side. The two isolation components 46 each include a connecting piece and a semicircular cover plate, the connecting piece is fixedly connected with the semicircular cover plate, the semicircular cover plate is located at the top of the screening barrel 3, the two connecting pieces are respectively threadedly installed on the outer surface of the threaded rod 47, and the two connecting pieces are respectively slidably installed in the inside of the support frame 45, so as to facilitate isolating the dust raised at the top of the screening barrel 3 by the two semicircular cover plates. The top of the support frame 45 is fixedly installed with an asynchronous motor 48, and one side of the asynchronous motor 48 is provided with a transmission component 49 for driving the threaded rod 47 to rotate.

[0025] The transmission component 49 includes a belt and two pulleys, the two pulleys are respectively fixedly installed on the output shaft of the asynchronous motor 48 and the outer surface of the threaded rod 47, and the belt is installed on the two pulleys, so as to facilitate the rotating output shaft to drive the threaded rod 47 to rotate by the belt.

[0026] The above technical scheme realizes starting the asynchronous motor 48 at the top of the support frame 45, so that the asynchronous motor 48 drives the output shaft to rotate, so that the rotating output shaft drives the threaded rod 47 to rotate through the belt in the transmission component 49, and then controls the two isolation components 46 threadedly connected to the outer edge of the threaded rod 47 to move to the opposite side, so that the semicircular cover plates in the two isolation components 46 are closed and block the screening barrel 3, thereby effectively preventing the spread of quartz dust.

[0027] The working principle of the above embodiment is as follows:

[0028] The quartz powder dust isolation structure of the quartz powder screening machine, when in use, starts two electric push rods in the lifting component 43, uses the contraction of the electric push rod and drives the connecting ring 42 to move downward, so that the moving connecting ring 42 drives the connecting cylinder 41 to insert into the inside of the material collecting cylinder 2, until the pressure sensor at the bottom of the connecting ring 42 extrudes the material collecting cylinder 2, so as to trigger and shut down the electric push rod, then start the asynchronous motor 48 at the top of the support frame 45, so that the asynchronous motor 48 drives the output shaft to rotate, so that the rotating output shaft drives the threaded rod 47 to rotate through the belt in the transmission component 49, and then controls the two isolation components 46 connected with the threaded rod 47 to move to the opposite side, so that the semicircular cover plates in the two isolation components 46 are closed and block the screening cylinder 3, so as to effectively prevent the spread of quartz powder dust.

[0029] It should be noted that, in this document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises... a" does not, without more constraints, exclude the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0030] Although the embodiments of the present application have been shown and described, it is to be understood that for the purpose of the present application, the changes in the embodiments, the substitutions, the replacements and the modifications of the embodiments can be made by those skilled in the art without departing from the principles and the spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A quartz powder dust isolation structure of a quartz powder screening machine, comprising a vibrating frame (1), characterized in that: The vibrating frame (1) is provided with a collecting cylinder (2), the vibrating frame (1) is provided with a screening cylinder (3), the vibrating frame (1) is provided with an isolation structure and a control structure; The isolation structure comprises a connecting cylinder (41) slidably mounted in the screening cylinder (3) and extending through one end of the screening cylinder (3) to the outside of the screening cylinder (3), a connecting ring (42) is fixedly mounted on the outer surface of the connecting cylinder (41), a lifting component (43) is arranged on the vibrating frame (1) for controlling the up-down movement of the connecting ring (42), an installation frame (44) is fixedly mounted on the outer surface of the screening cylinder (3), a supporting frame (45) is fixedly mounted on the installation frame (44), and two isolation components (46) for isolating the quartz dust generated in the screening cylinder (3) are slidably mounted on the supporting frame (45).

2. The quartz dust isolation structure of the quartz powder screening machine according to claim 1, characterized in that: The control structure comprises a threaded rod (47) rotatably mounted between the left and right side walls in the inner cavity of the supporting frame (45), the two isolation components (46) are threadedly mounted on the threaded rod (47), respectively, an asynchronous motor (48) is fixedly mounted on the top of the supporting frame (45), and a transmission component (49) for driving the threaded rod (47) to rotate is arranged on one side of the asynchronous motor (48).

3. The quartz dust isolation structure of the quartz powder screening machine according to claim 1, characterized in that: The collecting cylinder (2) is mounted on the vibrating frame (1), the screening cylinder (3) is slidably mounted on the vibrating frame (1), and a vibrator for driving the screening cylinder (3) to vibrate up and down is mounted on the vibrating frame (1).

4. The quartz dust isolation structure of the quartz powder screening machine according to claim 1, characterized in that: The lifting component (43) comprises two electric push rods, the two electric push rods are fixedly mounted on the vibrating frame (1), respectively, and the telescopic ends of the two electric push rods are fixedly connected with the connecting ring (42), respectively.

5. The quartz dust isolation structure of the quartz powder screening machine according to claim 1, characterized in that: Two pressure sensors are fixedly mounted on the bottom of the connecting ring (42), and the two pressure sensors are electrically connected with the two electric push rods, respectively.

6. The quartz dust isolation structure of the quartz powder screening machine according to claim 2, characterized in that: The two isolation components (46) each comprise a connecting piece and a semicircular cover plate, the connecting piece is fixedly connected with the semicircular cover plate, the semicircular cover plate is located on the top of the screening cylinder (3), the two connecting pieces are threadedly mounted on the outer surface of the threaded rod (47), respectively, and the two connecting pieces are slidably mounted in the inner cavity of the supporting frame (45).

7. The quartz dust isolation structure of the quartz powder screening machine according to claim 2, characterized in that: The transmission component (49) comprises a belt and two pulleys, the two pulleys are fixedly mounted on the output shaft of the asynchronous motor (48) and the outer surface of the threaded rod (47), respectively, and the belt is mounted on the two pulleys.

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