CN218854385U - A new type of multi-stage screening machine for purification of wear-resistant quartz sand - Google Patents

Abstract

The utility model discloses a novel wear-resisting multistage sieve separator is used in quartz sand purification belongs to quartz sand processing technology field, including support frame, screening room and pan feeding funnel, support frame top fixedly connected with screening room, screening room top fixedly connected with pan feeding funnel, screening indoor portion from the top down is provided with first screening net, second screening net and third screening net, the indoor portion of screening is provided with the vibrating mechanism that can be convenient for sieve fast, the inside fixed mounting of pan feeding funnel has the discharge valve, the inside discharge valve below that is close to of pan feeding funnel rotates and is connected with the grinding hammer, and the grinding hammer below is connected with the motor. The utility model discloses in, through setting up vibration mechanism, under electric telescopic handle's flexible, through the extrusion spring telescopic link for the vibration of direction about the screen cloth takes place, thereby can make the material pass through the screen cloth fast, accelerate the efficiency of screening.

Description

A new type of multi-stage screening machine for purification of wear-resistant quartz sand

technical field

The utility model belongs to the technical field of quartz sand processing, in particular to a novel multistage screening machine for purifying wear-resistant quartz sand.

Background technique

Quartz sand is a kind of quartz grains made from crushed quartz stone. Quartz stone is a non-metallic mineral, a hard, wear-resistant, and chemically stable silicate mineral, widely used in glass, casting, ceramics and Industries such as fireproof materials, ferrosilicon smelting, metallurgical fluxes, and filter materials have different requirements for the grade of quartz sand particles due to their different uses. Therefore, a new type of multi-stage screening machine for the purification of wear-resistant quartz sand is needed.

Among them, after searching, it was found that there is a patent No. CN102122289124.4, a new multi-stage screening device for the purification of wear-resistant quartz sand, which is equipped with a uniform feeding mechanism, and when the device is used, it passes through the feeding port to the inside of the screening body. When the quartz sand is put in, the servo motor is started to drive the auger to rotate, and the quartz sand put into the feeding port is evenly sent to the inside of the cover plate for processing, so that the quartz sand evenly enters the inside of the device, thus realizing the The device has the effect of preventing clogging, which is not easy to cause clogging and affects the working efficiency of the device, and the use effect is better; among them, the disadvantages are as follows:

When the existing device is used to screen quartz sand, a vibrating motor is used to drive the screen to vibrate, but the quartz sand needs to be graded and screened, and multiple vibrating motors are required for multiple screening screens, which makes the production cost higher , and during screening, the material is easy to block the mesh, which affects the screening efficiency.

Utility model content

The purpose of this utility model is: in order to solve the above problems, provide a new type of multi-stage screening machine for purification of wear-resistant quartz sand.

The technical scheme adopted by the utility model is as follows: a novel multi-stage screening machine for purifying wear-resistant quartz sand, including a support frame, a screening chamber and a feeding funnel, a screening chamber is fixedly connected above the support frame, and a screening chamber is fixed above the screening chamber. A feeding funnel is fixedly connected, and the inside of the sieving chamber is provided with a first sieving net, a second sieving net and a third sieving net from top to bottom. mechanism.

Wherein, a discharge valve is fixedly installed inside the feeding funnel, a grinding hammer is connected to the inside of the feeding funnel for rotation close to the bottom of the discharging valve, and a motor is connected below the grinding hammer, and the shape of the lower part of the feeding funnel is similar to that of the grinding hammer. fit, and the surface of the grinding hammer and the inside below the feeding funnel are provided with teeth.

Wherein, the vibration mechanism includes: a fixed plate, a spring telescopic rod, a connecting rod, a movable rod and an electric telescopic rod; Both sides are fixedly installed with fixed plates, the inside of the screening chamber is slidably connected with movable rods, and the movable rods are connected through the surface of the fixed plate, and the fixed plate is connected with the first screening net, the second screening net and the third screening net. A spring telescopic rod is connected between the nets, and the upper side of the spring telescopic rod is connected to a connecting rod through a rotating shaft, and the end of the connecting rod is connected to one side of the movable rod through a rotating shaft, and the inside of the screening chamber is close to the movable rod. An electric telescopic rod is fixedly installed on the side through a bracket, and the end of the electric telescopic rod is connected to the surface of the movable rod.

Wherein, a connecting frame is fixedly connected between the fixed plates, and the connecting frame is connected with a movable block through a rotating shaft, and the movable block is elastically connected with a gravity ball through a spring. A fixed rod is fixedly connected to a side near the movable block under the subnet and the third screening net, and a pulley is fixedly installed at the end of the fixed rod.

Wherein, the mesh apertures of the first sieving net, the second sieving net and the third sieving net are respectively 10 mesh, 14 mesh and 20 mesh, and regular triangular columns are arranged at intervals on the mesh.

In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

1. In this utility model, by setting the vibration mechanism, driven by the expansion and contraction of the electric telescopic rod, by squeezing the spring telescopic rod, the vertical vibration occurs between the screens, so that the material can quickly pass through the screen. Speed up the efficiency of screening.

2. In the utility model, by setting gravity balls and movable blocks at the bottom of the screen, when the screen moves up and down and vibrates, the gravity ball can be thrown on the bottom of the screen under the action of the spring, and the stuck The material in the screen mesh is knocked down, so as to avoid a large amount of material from clogging the screen.

Description of drawings

Fig. 1 is a schematic diagram of the front overall structure of the utility model;

Fig. 2 is a schematic diagram of enlarged structure at A place of Fig. 1 in the utility model;

Fig. 3 is a schematic diagram of enlarged structure at B of Fig. 1 in the utility model;

Fig. 4 is a schematic diagram of a partial three-dimensional structure in the utility model.

Marks in the figure: 1, support frame; 101, screening chamber; 102, feeding funnel; 2, discharge valve; 3, grinding hammer; 4, first screening net; 402, second screening net; 403, second screening net 5, fixed plate; 501, spring telescopic rod; 502, connecting rod; 503, movable rod; 504, electric telescopic rod; 6, connecting frame; 601, movable block; 602, gravity ball; 603, fixed Rod; 604, pulley.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In the utility model:

Referring to Figures 1-4, a new multi-stage screening machine for purification of wear-resistant quartz sand includes a support frame 1, a screening chamber 101, and a feeding funnel 102. A screening chamber 101 is fixedly connected to the top of the support frame 1. A feeding funnel 102 is connected, and the inside of the screening chamber 101 is provided with a first screening net 4, a second screening net 402 and a third screening net 403 from top to bottom, and the screening chamber 101 is provided with a screen that can facilitate rapid screening. vibration mechanism.

Further, the discharge valve 2 is fixedly installed inside the feeding funnel 102, and the inside of the feeding funnel 102 is connected with a grinding hammer 3 for rotation near the bottom of the discharging valve 2, and a motor is connected below the grinding hammer 3, and the shape of the feeding funnel 102 below is It fits with the grinding hammer 3, and the surface of the grinding hammer 3 and the inside of the lower part of the feeding funnel 102 are provided with teeth. Pour the large particle body of quartz sand into the feeding funnel 102, rotate through the discharge valve 2, and the large size of the quartz sand The granular material falls between the blades of the discharge valve 2. With the rotation of the blades of the discharge valve 2, the large particles of quartz sand are discharged downward in an orderly manner, and fall into the grinding hammer 3 and the feeding funnel 102. Between the bottom, the grinding hammer 3 rotates under the transmission of the motor, and the teeth on the surface of the grinding hammer 3 and the teeth between the bottom of the feeding funnel 102 generate friction to grind the large particles of quartz sand.

Further, the vibrating mechanism includes: a fixed plate 5, a spring telescopic rod 501, a connecting rod 502, a movable rod 503 and an electric telescopic rod 504, and the inside of the screening chamber 101 is close to the first screening net 4, the second screening net 402 and the third The four sides below the screening net 403 are fixedly equipped with fixed plates 5, and the inside of the screening chamber 101 is slidably connected with a movable rod 503, and the movable rod 503 is connected through the surface of the fixed plate 5, and the fixed plate 5 is connected to the first screening net 4, the second Between the second screen net 402 and the third screen net 403, a spring telescopic rod 501 is connected, and the upper side of the spring telescopic rod 501 is connected with a connecting rod 502 through the rotation of the rotating shaft, and the end of the connecting rod 502 is connected to the movable rod through the rotation of the rotating shaft. 503 side, the inside of the screening chamber 101 is close to the upper and lower sides of the movable rod 503, and the electric telescopic rod 504 is fixedly installed by the bracket, and the end of the electric telescopic rod 504 is connected to the surface of the movable rod 503, and passes through the first screening net 4 and the second screen. The electric telescopic rods 504 on the four sides below the subnet 402 and the third screening net 403 perform synchronous inward or outward telescopic adjustment lengths, so that the movable rods 503 move laterally inside the fixed plate 5, so that the connecting rods 502 are Pulling force, and then pull the upper end of spring telescopic rod 501, make spring telescopic rod 501 be compressed downwards under the effect of the spring that it is matched with setting, make the first sieve net 4, the second sieve net 402 and the 3rd sieve net 403 All move downwards, otherwise, under the effect of the elastic force of the spring that the spring expansion rod 501 is matched with the setting, the first screen net 4, the second screen net 402 and the third screen net 403 are all moved upwards, thereby The aggregation of the first sieving net 4 , the second sieving net 402 and the third sieving net 403 generates vibration in the up and down direction, so that the material falls rapidly, thereby speeding up the screening efficiency.

Further, a connecting frame 6 is fixedly connected between the fixed plates 5, and the connecting frame 6 is connected with a movable block 601 through a rotating shaft, and the movable block 601 is elastically connected with a gravity ball 602 through a spring. The side of the subnet 402 and the third screening net 403 close to the side of the movable block 601 is fixedly connected with a fixed rod 603, and the end of the fixed rod 603 is fixedly equipped with a pulley 604, which will drive the bottom of the screening net when moving up and down the screening net. The fixed rod 603 moves along the surface of the movable block 601 under the action of the pulley 604, so that the movable block 601 rotates along the rotating shaft, and then the gravity ball 602 at the end of the movable block 601 is thrown on the first screen under the action of the spring. Sub-net 4, the second screen 402 and the third screen 403 below the surface, beat the material stuck on the mesh to avoid a large amount of material from clogging the screen and affecting the screening efficiency.

Further, the mesh apertures of the first sieve net 4, the second sieve net 402 and the third sieve net 403 are respectively 10 mesh, 14 mesh and 20 mesh, and regular triangular columns are arranged at intervals on the mesh, the first sieve mesh The net 4, the second screening net 402 and the third screening net 403 can screen the quartz sand into different grades.

Further, the unloading valve 2, the electric telescopic rod 504 and the motor are all electrically connected to an external power supply through the control panel.

Working principle: firstly, pour the large-grained quartz sand into the feeding funnel 102, and through the rotation of the unloading valve 2, the large-grained quartz sand falls between the blades of the unloading valve 2. The blades of the blades rotate, and the large particles of quartz sand are discharged downwards in an orderly manner, and fall between the grinding hammer 3 and the inner bottom of the feeding funnel 102. The grinding hammer 3 rotates under the transmission of the motor, and the surface of the grinding hammer 3 The teeth between the teeth and the inner bottom of the feeding funnel 102 produce friction, and the large particle body of quartz sand is ground, and the ground material falls on the first screen 4, and passes through the first screen 4, The electric telescopic rods 504 on the four sides below the second screening net 402 and the third screening net 403 perform synchronous inward or outward telescopic adjustment length, so that the movable rod 503 moves laterally inside the fixed plate 5, so that the connection The rod 502 is subjected to tension, and then pulls the upper end of the spring telescopic rod 501, so that the spring telescopic rod 501 is compressed downward under the action of the spring that is provided with it, so that the first sieve net 4, the second sieve net 402 and the third sieve net The sub-nets 403 all move downwards, otherwise, under the action of the resilience of the springs provided with the spring telescopic rod 501, the first sieve net 4, the second sieve net 402 and the third sieve net 403 are all moved upwards. Move, so that the first sieve net 4, the second sieve net 402 and the third sieve net 403 gather to generate vibration in the up and down direction, so that the material falls quickly, thereby speeding up the screening efficiency. The first sieve net 4, The second sieve net 402 and the third sieve net 403 can screen the quartz sand into materials of different grades. When the sieve net moves up and down, it will drive the fixed rod 603 at the bottom of the sieve net under the action of the pulley 604 Move along the surface of the movable block 601, so that the movable block 601 rotates along the rotating shaft, and then the gravity ball 602 at the end of the movable block 601 is thrown on the first screen 4 and the second screen 402 under the action of the spring And under the surface of the third screening net 403, the materials stuck on the mesh are knocked down, so as to avoid a large amount of materials from clogging the screen net and affecting the screening efficiency.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (4)

1. A new multi-stage screening machine for purification of wear-resistant quartz sand, including a support frame (1), a screening chamber (101) and a feeding funnel (102), and a screening chamber ( 101), the upper part of the screening chamber (101) is fixedly connected with a feeding funnel (102), which is characterized in that: the screening chamber (101) is provided with a first screening net (4) from top to bottom, a second A sieving net (402) and a third sieving net (403), the sieving chamber (101) is provided with a vibrating mechanism that facilitates rapid sieving; The vibration mechanism includes: a fixed plate (5), a spring telescopic rod (501), a connecting rod (502), a movable rod (503) and an electric telescopic rod (504); Fixing plates (5) are fixedly installed on the four sides of the screening chamber (101) near the bottom of the first screening net (4), the second screening net (402) and the third screening net (403). A movable rod (503) is slidingly connected inside the screening chamber (101), and the movable rod (503) is connected through the surface of the fixed plate (5), and the fixed plate (5) is connected with the first screening net (4), the second A spring telescopic rod (501) is connected between the screening net (402) and the third screening net (403), and a connecting rod (502) is connected to the upper side of the spring telescopic rod (501) through a rotating shaft, and connected to The end of the rod (502) is rotatably connected to one side of the movable rod (503) through a rotating shaft. The inside of the screening chamber (101) is close to the upper and lower sides of the movable rod (503) and is fixed with an electric telescopic rod (504) through brackets. The end of the telescopic rod (504) is connected to the surface of the movable rod (503). 2. A novel multi-stage screening machine for purification of wear-resistant quartz sand according to claim 1, characterized in that: a discharge valve (2) is fixedly installed inside the feeding funnel (102), and the feeding The inside of the funnel (102) is close to the bottom of the discharge valve (2) and is connected with a grinding hammer (3), and a motor is connected under the grinding hammer (3), and the shape of the bottom of the feeding funnel (102) matches the grinding hammer (3) , and teeth are provided on the surface of the grinding hammer (3) and the inside below the feeding funnel (102). 3. A novel wear-resistant quartz sand purification multi-stage screening machine as claimed in claim 1, characterized in that: a connecting frame (6) is fixedly connected between the fixed plates (5), and the connecting frame ( 6) A movable block (601) is connected to the top through a rotating shaft, and the movable block (601) is elastically connected to a gravity ball (602), the first screening net (4), the second screening net (402 ) and the side near the movable block (601) below the third screening net (403) are fixedly connected with a fixed rod (603), and the end of the fixed rod (603) is fixedly equipped with a pulley (604). 4. A novel wear-resistant quartz sand purification multi-stage screening machine according to claim 1, characterized in that: the first screen (4), the second screen (402) and the third screen The mesh apertures of the sub-network (403) are 10 mesh, 14 mesh and 20 mesh respectively, and regular triangular columns are arranged at intervals on the mesh.

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