CN209985727U - Screening machine - Google Patents

Abstract

The utility model belongs to the technical field of concrete test device's technique and specifically relates to a screening machine is related to. Through the change to the screen cloth shape, utilize centrifugal force to sieve the material, rotatory compare in the vibration, improved the screening machine stability in the screening process. The fastening claw which is arranged on the U-shaped rod in a sliding mode can achieve the fastening effect more efficiently by adjusting the height. The telescopic rod arranged on the lower surface of the screening machine can enable the screening machine to reach a relatively horizontal position in an area with a slope by adjusting the height of the telescopic rod. The device has simple structure and simple and convenient operation, and simultaneously improves the applicability.

Description

Screening machine

Technical Field

The utility model belongs to the technical field of concrete test device's technique and specifically relates to a screening machine is related to.

Background

The screening machine is widely applied to screening of materials such as various particles, small blocks, split bodies and the like, has wide applicability, and is common equipment for grading materials such as refractory materials, shale, coal gangue, coal, cement, sandstone, grain, chemical fertilizers and the like. The standard screen is used as a filter medium, and the relative motion between the bulk material and the screen surface is realized through the motion generated by the standard screen, so that partial particles penetrate through the screen holes, and the materials such as sand, gravel and the like fall into the screens with different screen hole sizes according to the particle size.

For example, the prior chinese patent publication No. CN203140288U discloses a sieving machine. Including the vibration screening machine pedestal that contains the screening chamber, the screen cloth of two at least different specifications has been arranged in proper order from top to bottom in the screening intracavity, and the mesh number of screen cloth increases from top to bottom in proper order. And a discharge port is also arranged on the wall of each layer of small screening cavity formed by separating screens with different specifications. The material that will need the screening is put in through operating personnel manual work, through fastener and open the automatic completion of motor etc. in sealed screening intracavity.

This scheme is through the one deck screen cloth that adds at the screening chamber more to make operating personnel's intensity of labour reduce, improved operating personnel's operational environment, the screening in-process does not have the dust basically moreover, so the loss of screening is also very little, but the sieving machine of above-mentioned scheme realizes the screening of material through the vibration, and stability is just relatively poor on the one hand, and its vibration amplitude of on the other hand is limited, consequently, its screening speed is slow, and work efficiency is low, and poor stability.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel screening machine to the not enough of prior art existence. Through changing the vibration screening into the rotary screening through centrifugal force, it has the effect that stability is strong, and rotatory rotational speed is high, has improved work efficiency and factor of safety.

The above object of the present invention can be achieved by the following technical solutions: the utility model provides a screening machine, includes screening machine pedestal and motor, the screening machine pedestal is hollow cube structure, the motor is arranged in inside the screening machine pedestal, be equipped with a plurality of unit sieves in addition, the unit sieve gomphosis in proper order connects, the inside screen cloth that is equipped with of unit sieve, the motor is connected with a dwang, the dwang other end run through and rotate connect in screening machine pedestal roof, the dwang is kept away from motor one end fixedly connected with carousel, the carousel is on a parallel with the screening machine pedestal, the carousel upper surface is equipped with the recess, the downside the unit sieve place in the recess, be located the unit sieve is equipped with fixing device outward.

Through taking above-mentioned device, dwang one end is connected with the carousel, and the use of carousel can make the increase of rotor plane, and rotor plane after the increase is bigger with unit sieve area of contact, and stability is stronger more, and the recess on the rotor plane can play the effect to the fixed of unit sieve, and then rethread fixing device's fixed, further improves stability, and the screening machine is rotatory at the in-process of screening, throws away the material through centrifugal force, and rotatory is compared in the stability of vibration more high-efficient.

The utility model discloses further set up to: the screen mesh is in threaded connection with the unit screen.

Through adopting above-mentioned device, the inside screen cloth of unit sieve and the threaded connection of unit sieve, it is more convenient to dismantle, easily change simultaneously, and the different requirements to the granule demand of difference can be realized through changing the screen cloth.

The utility model discloses further set up to: the screen cloth is the bowl form structure of high, the sunken middle part all around, and a plurality of gomphosis in proper order connect the screen cloth mesh number of establishing in the unit sieve increases from last down in proper order.

Through taking above-mentioned device, the screening of the unit sieve and the screen cloth mesh number that the gomphosis is connected in proper order from last down increases in proper order to the material is hierarchical more accurate, and the screen cloth is high all around, the sunken structure in middle part, can throw away through centrifugal force at rotatory in-process, falls through the roll of the slope of screen cloth again, prevents that the material from piling up in screen cloth edge, is convenient for clean inside the unit sieve.

The utility model discloses further set up to: the fixing device comprises a cover plate and a U-shaped rod, the cover plate is arranged on the top of the unit screen in an embedded mode, threads are arranged at two ends of the U-shaped rod, the U-shaped rod is arranged above the cover plate in a pressed mode, and two ends of the U-shaped rod penetrate through the rotary plate and are connected through nuts.

Through taking above-mentioned device, the apron lid is established at unit sieve top, prevents that the material from throwing away the unit sieve at the in-process of screening, can fix the unit sieve of the superiors through U type pipe simultaneously, and the carousel just fastens through the bolt out alternating at the both ends of U type pipe, and simple structure is easy and simple to handle, and is long when effectual saving operation.

The utility model discloses further set up to: each section of U type pole all is equipped with a plurality of shape grooves along its axial, the bar groove radially runs through the U type pole, and radial cross-section is "ten" font, and each bar inslot sliding mosaic has a plurality of sliding blocks, and the sliding block cross-section is "worker" type, be equipped with on the sliding block along the radial direction of U type pole with its fastening claw that runs through, fastening claw with sliding block threaded connection.

Through taking above-mentioned device, the fastening claw of setting is more reasonable to the binding face of fastening, the bar groove that increases on the sliding block that increases in addition and the U type pole, sliding block sliding connection is on the bar groove, with fastening claw threaded connection on the sliding block, can adjust the position of sliding block, height-adjusting, convenient more effective and suitable fixed unit sieve.

The utility model discloses further set up to: and a rubber pad is arranged on the surface of one end, which is in contact with the unit screen, of the fastening claw.

Through adopting above-mentioned device, utilize the rubber pad can prevent that fastening claw from causing the damage to the unit sieve, utilize the deformability of rubber pad can inseparabler laminating unit sieve simultaneously.

The utility model discloses further set up to: the screening machine pedestal lower surface four corners is equipped with the bracing piece, the bracing piece is the telescopic link.

Through adopting above-mentioned device, set up the bracing piece into the telescopic link, the telescopic link can be in the place of relief unevenness, highly reach a relative horizontally position through adjusting the telescopic link to operate, make this equipment can use in more places, improved the suitability of this equipment.

The utility model discloses further set up to: and a door body is arranged on one side of the screening machine seat body.

By adopting the device, the driving device in the screening machine seat body can be operated through the arranged door body, so that the screening machine seat body is convenient to overhaul.

To sum up, the utility model discloses a beneficial technological effect does:

1. the stability of the screening machine is improved by changing the vibration screening into the rotary screening;

2. the structure with high periphery and concave middle part of the screen can prevent the materials from accumulating at the edge of the screen by rolling the materials by using the gradient of the screen in the using process, so that the inside of the unit screen can be cleaned conveniently; meanwhile, the screen is detachable and convenient to replace;

3. the unit screen is fixed more efficiently and properly due to the sliding design of the fastening claw;

4. the bracing piece under the screening machine can be suitable for in multiple places such as having the slope.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the U-shaped bar of FIG. 1;

FIG. 3 is a schematic structural view of the unit screen of FIG. 1;

FIG. 4 is a schematic view of the connection between the U-shaped rod and the sliding block in FIG. 2.

In the figure, 1, a sieving machine base body; 2. a motor; 3. screening by a unit screen; 4. rotating the rod; 5. a turntable; 6. a groove; 7. a fixing device; 71. a cover plate; 72. a U-shaped rod; 73. a strip-shaped groove; 74. a slider; 75. a fastening claw; 76. a rubber pad; 77. a nut; 8. screening a screen; 9. a support bar; 10. a door body.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

The utility model discloses a screening machine, it is shown with reference to figure 1, including screening machine pedestal 1 and motor 2, screening machine pedestal 1 is hollow structure, and motor 2 is located inside screening machine pedestal 1, and screening machine pedestal 1 can be waterproof, dustproof in being arranged in to motor 2, prevents simultaneously that motor 2 from being touch by mistake in the operation process, and the effectual accident of having avoided, a body 10 has been seted up to 1 side of screening machine pedestal, the operation of being convenient for, easily inspection. 2 one end of motor is connected with a dwang 4, and the dwang 4 other end runs through 1 roof of screening machine pedestal and is connected with carousel 5. Still include a plurality of unit sieves 3 (three in the figure), unit sieve 3 gomphosis connects in proper order, be equipped with screen cloth 8 in the unit sieve 3, in order to carry out spacing preventing to slide to unit sieve 3, recess 6 seted up at carousel 5 upper surface, the unit sieve 3 of downside is placed in recess 6, it is provided with fixing device 7 to be located the unit sieve 3 outside, fixing device 7 includes apron 71 and U type pole 72, apron 71 sets up with the gomphosis of unit sieve 3, U type pole 72 presses and locates apron 71 top, and both ends are connected with carousel 5.

As shown in fig. 1, in order to be able to apply the sieving machine to a plurality of slopes, four corners of the lower surface of the sieving machine base body 1 are provided with support rods 9, the support rods 9 are telescopic rods, and the height of the telescopic rods is adjusted to reach a horizontal position.

As shown in fig. 1 and 2, the screen 8 is screwed to the unit screen 3 in order to facilitate the removal of the screen 8 from the unit screen 3. The screen cloth 8 is all around high, the sunken bowl form structure in middle part, can get rid of the material under the effect of centrifugal force and go, and the rethread gravity roll down, prevents that the material from piling up at screen cloth 8 inconvenient cleanness all around or influence screening effect. The mesh number of the screen 8 arranged in the unit screens 3 which are sequentially connected in an embedded mode is sequentially increased from top to bottom, and materials can be screened step by step.

As shown in fig. 1 and 3, two ends of the U-shaped rod 72 are provided with threads, and two ends of the U-shaped rod 72 penetrate through the rotating disc 5 and are fixedly connected through the nut 77. Each section of U type pole 72 all is equipped with a plurality of bar grooves 73 along its axial, bar groove 73 radially runs through U type pole 72, and radial cross-section is "ten" font, bar groove 73 sliding fit has the sliding block 74 for "worker" type along its axial cross-section, the connected mode is as shown in figure 4, set up in addition along U type pole 72 radial direction with the fastening claw 75 that sliding block 74 runs through, fastening claw 75 level point to unit sieve 3, and with sliding block 74 threaded connection, can adjust the height of fastening claw 75, fasten unit sieve 3 more effectively, the one end surface that fastening claw 75 and unit sieve 3 contact sets up rubber pad 76, can avoid the fish tail, utilize the deformation of rubber simultaneously, paste unit sieve 3 more tightly.

Working principle (process): before using, adjust to horizontal position screening machine pedestal 1 through the telescopic link, with a plurality of unit sieves 3 according to the mesh from the order of down increasing in proper order together, in the recess 6 of dress on carousel 5, pour the material into the unit sieve 3 of the superiors in, cover apron 71, insert downthehole on the carousel 5 with U type pole 72, screw up nut 77, adjust to suitable height through fastening claw 75 on the U type pole 72, fix unit sieve 3, open screening machine pedestal 1, it can to open motor 2. After the use, close motor 2, loosen fastening claw 75, unscrew the nut 77 at U type pole 72 both ends, take down U type pole 72, take off apron 71, with the material classification collection in each unit sieve 3, clean unit sieve 3, the arrangement can.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a screening machine, includes sieve separator pedestal (1) and motor (2), sieve separator pedestal (1) is the hollow cube structure, motor (2) are arranged in inside sieve separator pedestal (1), be equipped with a plurality of unit sieves (3) in addition, unit sieve (3) gomphosis in proper order connect, unit sieve (3) inside is equipped with screen cloth (8), its characterized in that: motor (2) are connected with a dwang (4), dwang (4) other end run through and rotate connect in sieve separator pedestal (1) roof, dwang (4) are kept away from motor (2) one end fixedly connected with carousel (5), carousel (5) are on a parallel with sieve separator pedestal (1), carousel (5) upper surface is equipped with recess (6), the downside unit sieve (3) place in recess (6), be located unit sieve (3) are equipped with fixing device (7) outward.

2. The screening machine according to claim 1, wherein: the screen (8) is in threaded connection with the unit screen (3).

3. The screening machine according to claim 2, wherein: the screen (8) is a bowl-shaped structure with high periphery and a sunken middle part, and the mesh number of the screen (8) arranged in the unit screen (3) is sequentially increased from top to bottom in an embedded manner.

4. The screening machine according to claim 1, wherein: fixing device (7) are including apron (71) and U type pole (72), apron (71) and top unit sieve (3) gomphosis sets up, and U type pole (72) both ends are equipped with the screw thread, U type pole (72) are pressed and are located apron (71) top, both ends run through in carousel (5) just connect through nut (77).

5. The screening machine according to claim 4, wherein: each section of U type pole (72) all is equipped with a plurality of bar grooves (73) along its axial, bar groove (73) radially run through U type pole (72), and radial cross-section is "ten" font, and the sliding block (74) that has sliding block (74) in each bar groove (73) sliding embedded joint, and sliding block (74) cross-section be "worker" type, be equipped with on sliding block (74) along U type pole (72) radial direction with its fastening claw (75) that run through, fastening claw (75) with sliding block (74) threaded connection.

6. The screening machine according to claim 5, wherein: and a rubber pad (76) is arranged on the surface of one end, which is in contact with the unit screen (3), of the fastening claw (75).

7. The screening machine according to claim 1, wherein: support rods (9) are arranged at four corners of the lower surface of the screening machine base body (1), and the support rods (9) are telescopic rods.

8. The screening machine according to claim 1, wherein: and a door body (10) is arranged on one side of the screening machine seat body (1).

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