CN205032355U - Mobilizable many grades of drum -type soil screening device - Google Patents

Abstract

The utility model provides a mobilizable many grades of drum -type soil screening device, includes the support body, and support body no. 1 is served and is provided with annular runner, and rotation axis one end is passed through the snib block and in annular runner, is installed the motor on the support body other end, and the rotation axis other end passes through the belt and is connected with the pivot of motor, polygon collection device passes through the multilayer steel hoop cover that multiunit cross connecting rod and from interior to exterior installed on the cross connecting rod and establishes on the rotation axis. The utility model provides a pair of mobilizable many grades of drum -type soil screening device can solve the single screening problem that soil screening device among the prior art can't satisfy different grade granules, can realize the integration operation of different granules screening, the convenient frequent operation of sieving of extensive earth material in the experiment.

Description

A movable drum type multi-grain sieving device

technical field

The utility model relates to the field of material screening, in particular to a movable drum-type multi-grain soil screening device.

Background technique

With the increasingly detailed division of labor in modern society, people have put forward higher and higher requirements for labor tools in various divisions of labor. Taking the soil sieving device in the field of mechanical technology as an example, operations such as soil testing in the laboratory require particle classification and sieving, resulting in a general demand for such tools.

At present, the soil sieving machines commonly used in China are some large-scale soil particle screening devices, which are mainly used in the field of engineering technology because of their large footprint and large output. Due to the characteristics of large-scale operation, the general screening device is only equipped with a layer of screen, and the aperture of the screen is too single and fixed, and the soil particles screened out are far from meeting the requirements of the experiment for the accuracy of soil particle size, and manual work is often required. The soil particles were sieved again before subsequent experimental operations could be carried out. This method has been unable to reasonably meet the needs of the staff, wasting time, manpower and material resources, resulting in low operating efficiency.

Contents of the invention

The technical problem to be solved by the utility model is to provide a movable drum-type multi-grain sieve soil device, which can solve the problem that the sieve device in the prior art cannot meet the single screening of particles of different particle sizes, and can realize different The integrated operation of particle sieving facilitates the frequent sieving operation of large-scale soil materials in the experiment.

In order to solve the above technical problems, the technical solution adopted by the utility model is: a movable drum-type multi-grain sieving device, including a frame,

An annular runner is arranged on one end of the frame, and one end of the rotating shaft is engaged in the annular runner through a clamp, and a motor is installed on the other end of the frame, and the other end of the rotating shaft is connected to the rotating shaft of the motor through a belt;

The polygon collection device is set on the rotating shaft through multiple sets of cross-shaped connecting rods and multi-layer steel hoops installed on the cross-shaped connecting rods from inside to outside;

In the polygonal collection device, each layer of the multi-layer screen is fixed and installed on the corresponding layers of steel hoops from the inside to the outside in the order of aperture from large to small, and the length of each layer of screen on the side of the discharge port is The number increases sequentially from outside to inside, which is convenient for timely layering and discharging. The outermost layer of screen mesh is equipped with a polygonal collection tube installed on the frame;

The frame body is provided with a feeding port matched with the innermost screen of the polygonal collecting device.

Rollers are installed on the lower part of the frame body.

The ring runner is installed on the push-pull bar arranged on the frame body through the bracket.

In the cross-shaped connecting rod, four screws are respectively connected with the rotating shaft to form a cross shape, one end of the screw is threaded with the rotating shaft, and the other end of the screw passes through the multi-layer screen and is connected with the nut to form a detachable structure.

In the polygonal collection device, the feed inlet is set at the end of the frame body where the motor is installed, and the discharge port of the multi-layer screen in the polygonal collection device is set at the end of the frame body where the annular runner is installed.

The angle of inclination between each layer of screens of the polygonal collection device and the horizontal plane is 20-40 degrees.

A method for using a movable drum type multi-grain sieving device, the method includes the following steps:

1) Before opening the soil screening device, put the soil material to be screened into the innermost screen of the multi-layer screen from the feed port, and perform primary screening of the material through the rotation of the innermost screen. Particles greater than or equal to the pore size of the innermost sieve remain in the innermost sieve, and enter the collection device obliquely through the outlet of the innermost sieve;

2) The particles smaller than the innermost sieve enter the second sieve, and the secondary sieving of the material is carried out through the rotation of the second sieve, and the particles greater than or equal to the aperture of the second sieve remain in the second sieve In the net, it enters the collection device obliquely through the discharge port of the second layer of screen;

3) Particles smaller than the pore size of the second sieve enter the third sieve, and the material is screened in three stages through the rotation of the third sieve, and the particles larger than or equal to the pore size of the third sieve stay in the third layer In the sieve, it enters the collecting device obliquely through the discharge port of the third layer of sieve;

4) Follow the above steps to carry out subsequent multiple screenings until the multi-stage screening is completed;

5) After the multi-stage sieving is completed, the particles with the smallest particle size remain in the outermost polygonal collection cylinder, that is, the multi-stage sieving of the soil material is completed.

The utility model provides a movable drum-type multi-grain sieve soil device, which has the following beneficial effects:

1. The rotating shaft drives the cross-shaped connecting rod to rotate, and then drives the multi-layer screen to rotate to screen the material, which solves the problem that the soil sieving machine in the prior art cannot meet the single screening of particles of different sizes, and realizes The integrated operation of different particle sieving facilitates the frequent sieving operation of large-scale soil materials in the experiment.

2. The design of the roller and the push rod handle makes the whole device move more conveniently and easily, saves time and manpower, and improves the operation efficiency.

3. The length of each layer of screen on the side of the discharge port is designed to increase sequentially from the outside to the inside, which is convenient for timely layered discharge.

4. Small size, the size of the whole device is 150 cm in height, 300 cm in length, and 90 cm in width. It occupies a small space and has high screening efficiency, which solves the screening problem of materials in narrow areas.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described:

Fig. 1 is the structural representation of the utility model soil screening device;

Fig. 2 is the schematic diagram of the rotating shaft of the soil screening device of the present invention, the cross-shaped connecting rod and the multi-layer steel hoop;

Fig. 3 is a schematic diagram of a multi-layer screen of the present invention.

detailed description

Embodiment one

A movable drum-type multi-grain sieving device, including a frame body 7,

One end of the frame body 7 is provided with an annular runner 1, one end of the rotating shaft 2 is engaged in the annular runner 1 through a clip 10, the other end of the frame body 7 is equipped with a motor 6, and the other end of the rotating shaft 2 is connected to the motor 6 through a belt. shaft connection;

The polygon collecting device 4 is sleeved on the rotating shaft 2 through multiple sets of cross-shaped connecting rods 2-1 and multi-layer steel hoops 2-2 installed on the cross-shaped connecting rods 2-1 from inside to outside;

In the polygonal collection device 4, each layer of the multi-layer screen 3 is fixed and installed on the corresponding steel hoops 2-2 in sequence from the inside to the outside according to the order of aperture from large to small. The length of one side of the mouth increases sequentially from the outside to the inside, which is convenient for timely layering and discharging, and the outermost layer of the screen is equipped with a polygonal collection tube installed on the frame body 7;

The frame body 7 is provided with a feeding port 5 matched with the innermost screen cloth 3-1 of the polygonal collection device 4 .

Rollers 8 are installed on the bottom of the frame body 7 .

The ring runner 1 is installed on the push-pull handle bar 9 arranged on the frame body 7 through a bracket 11 .

In the cross-shaped connecting rod 2-1, four screws are respectively connected with the rotating shaft 2 to form a cross, one end of the screw is threaded with the rotating shaft 2, and the other end of the screw passes through the multi-layer screen 3 and then connected with the nut 2-3 to form Detachable structure.

In the polygonal collecting device 4, the feeding port 5 is arranged on the end of the motor 6 installed on the frame body 7, and the discharge port of the multi-layer screen 3 in the polygonal collecting device 4 is arranged on the frame body 7 where the annular runner 1 is installed. one end.

The inclination angle of each layer of screens of the polygonal collection device 4 to the horizontal plane is 20-40 degrees, preferably 30 degrees.

The dimensions of the entire installation are 150 cm in height, 300 cm in length and 90 cm in width.

The frame body 7 is a steel structure frame body.

The number of sieves in the polygonal collection device 4 is preferably five layers, followed by the innermost sieve 3-1 and the second layer of sieve 3-2 and the third sieve 3-2 which are set in parallel outside the innermost sieve 3-1. The first layer of screen 3-3, the fourth layer of screen 3-4 and the outermost layer of screen 3-5 are composed, and the screens of each layer are not in contact with each other.

Embodiment two

A method for using the above-mentioned movable drum-type multi-grain sieving device, the method includes the following steps:

1) Before opening the soil screening device, put the soil material to be screened into the innermost screen 3-1 of the multi-layer screen 3 from the feed port 5, and pass through the innermost screen 3-1. The primary screening of the material is carried out by rotation, and the particles larger than or equal to the aperture of the innermost screen 3-1 remain in the innermost screen 3-1, and enter obliquely through the outlet of the innermost screen 3-1 in the collection device;

2) Particles smaller than the innermost screen 3-1 enter the second screen 3-2, and the secondary screening of the material is carried out through the rotation of the second screen 3-2, which is greater than or equal to the second screen The particles of 3-2 aperture stay in the second layer of sieve 3-2, and obliquely enter the collection device through the outlet of the second layer of sieve 3-2;

3) Particles smaller than the pore size of the second sieve 3-2 enter the third sieve 3-3, through the rotation of the third sieve 3-3 to carry out the three-stage sieving of the material, which is greater than or equal to the third sieve The particles with the pore size of the net 3-3 remain in the third layer of screen 3-3, and enter the collecting device obliquely through the outlet of the third layer of screen 3-3;

4) Carry out the subsequent two screenings in sequence according to the above steps until the fifth-level screening is completed;

5) After the multi-stage screening is completed, the particles with the smallest particle size remain in the outermost polygonal collection cylinder, which completes the five-stage screening of soil materials.

In order to further ensure the complete screening of materials, after the five-stage screening is completed, the soil screening device can continue to rotate for 10-15 minutes.

Claims (3)

1. the many grades of moveable drum-type sieve a native device, comprise support body (7), it is characterized in that:

Support body (7) one end is provided with annular runner (1), rotating shaft (2) one end is fastened in annular runner (1) by snib (10), support body (7) other end is provided with motor (6), rotating shaft (2) other end is connected by the rotating shaft of belt with motor (6);

Polygon gathering-device (4) is set on rotating shaft (2) by many groups cross connecting rod (2-1) and the multilayer stirrup (2-2) be installed on from the inside to the outside on cross connecting rod (2-1);

In polygon gathering-device (4), each layer screen cloth of multilayer screen cloth (3) is according to aperture order from large to small, be fixedly installed on corresponding each layer stirrup (2-2) from inside to outside successively, each layer screen cloth increases from outside to inside successively in the length of discharging opening side, convenience and layered discharging, be arranged with the polygon surge drum be arranged on support body (7) outside outermost layer screen cloth;

Support body (7) is provided with the charging aperture (5) matched with the innermost layer screen cloth (3-1) of polygon gathering-device (4).

2. the many grades of the moveable drum-type of one according to claim 1 sieve native device, it is characterized in that: in cross connecting rod (2-1), four screw rods are connected to form cross with rotating shaft (2) respectively, screw rod one end is threaded with rotating shaft (2), and the screw rod other end is connected to form demountable structure with nut (2-3) afterwards through multilayer screen cloth (3).

3. the many grades of the moveable drum-type of one according to claim 1 sieve native device, it is characterized in that: in polygon gathering-device (4), charging aperture (5) is arranged at one end support body (7) being provided with motor (6), and in polygon gathering-device (4), the discharging opening of multilayer screen cloth (3) is arranged at one end support body (7) being provided with annular runner (1).