CN220919895U - Raw material screening device - Google Patents

Abstract

The utility model discloses a raw material screening device, which belongs to the field of heat insulation material production and comprises support frames, wherein a protective box is fixedly connected between the support frames, a filtering mechanism is arranged in the protective box, a knocking mechanism is arranged below the filtering mechanism, the knocking mechanism comprises a transverse plate fixedly connected to the inner wall of the protective box, and the top of the transverse plate is fixedly connected with a rotating motor. The beneficial effects are that: the knocking mechanism is arranged and comprises a knocking hammer, and the knocking hammer generates an upward reverse knocking force on the filter screen to knock out the raw materials clamped in the filter screen, so that the filtering effect of the filter screen is ensured; the knocking mechanism comprises a rotating shaft, a sliding groove is formed in the rotating shaft, the sliding block is connected in the sliding groove in a sliding mode, and the sliding block is subjected to force accumulation through the sliding groove, so that knocking force of the knocking hammer is improved; the baffle is arranged above the knocking mechanism, so that raw materials are prevented from falling on the transverse plate, and the baffle is obliquely arranged, so that the material is conveniently guided.

Description

Raw material screening device

Technical Field

The utility model relates to the field of heat insulation material production, in particular to a raw material screening device.

Background

Insulation is generally a material that has a coefficient of thermal conductivity of less than or equal to 0.12. The heat insulation material has fast development, and good heat insulation technology and materials are adopted in industry and construction, so that the effect of twice effort is often achieved, the heat insulation material can be divided into an organic heat insulation material, an inorganic heat insulation material and a metal heat insulation material according to the material components, and the heat insulation material is often required to screen raw materials in the production process.

Through retrieving chinese patent publication No. CN217314441U, a raw and other materials screening plant for insulation material production is disclosed, through movable plate, the rectangle frame, screening box, drive assembly etc. mutually support, can drive screening box along horizontal direction reciprocating motion, sieve the raw materials, and through installing a plurality of scrapers on compressing tightly the frame, can be when screening box motion, make scraper and screening box take place relative motion, clear up the material on the screening box inner wall, prevent screening box jam, guarantee the screening efficiency of raw materials, the metering box of installation in screening box bottom is convenient for collect the raw materials that does not pass through the screen cloth screening, and after the completion of production, it is comparatively convenient to conveniently discharge it, compressing tightly frame, joint subassembly etc. mutually support, conveniently install and dismantle screening box, thereby the screen cloth of different mesh numbers is selected to be changed according to the production needs or be changed to the screen cloth of damage.

But when utilizing the scraper blade to clear up the material on the screening box inner wall, the material can be extruded into the screening net completely under the effect of scraper blade, leads to the compacter of material card, influences filterable effect.

Disclosure of utility model

The present utility model has been made to solve the above-mentioned problems, and an object of the present utility model is to provide a raw material screening apparatus.

The utility model realizes the above purpose through the following technical scheme:

The utility model provides a raw and other materials screening plant, includes the support frame, fixedly connected with protective housing between the support frame, be provided with filtering mechanism in the protective housing, filtering mechanism's below is provided with strikes the mechanism, strike the mechanism including fixed connection the diaphragm of protective housing inner wall, the top fixedly connected with rotating electrical machines of diaphragm, the output of rotating electrical machines has the rotation axis through the coupling joint, the spout has been seted up on the rotation axis, sliding connection has the slider in the spout, one side sliding connection of slider is in the protective housing inner wall, the opposite side fixedly connected with connecting rod of slider, the top fixedly connected with of connecting rod strikes the hammer, the diaphragm with be connected with between the slider and hold power spring.

Preferably, the filtering mechanism comprises a filter screen fixedly connected between the inner walls of the protective box in an inclined shape, and the bottom of the filter screen is fixedly connected with a vibration motor.

Preferably, the inner wall of the protection box is fixedly connected with a baffle plate which is positioned above the rotating shaft and below the filter screen.

Preferably, the baffle is arranged obliquely.

Preferably, the top fixedly connected with feed hopper of protective housing, one side fixedly connected with of protective housing is located the lower first discharging pipe of end of filter screen, the bottom fixedly connected with second discharging pipe of protective housing, first discharging pipe with be provided with the control valve in the second discharging pipe, be connected with the stock guide between the inner wall of protective housing and the diapire.

Preferably, the top inner wall of the feeding funnel is hinged with two semicircular top plates, and a reset spring is connected between the bottom of the top plates and the inner wall of the feeding funnel.

The beneficial effects are that: the knocking mechanism is arranged and comprises a knocking hammer, and the knocking hammer generates an upward reverse knocking force on the filter screen to knock out the raw materials clamped in the filter screen, so that the filtering effect of the filter screen is ensured; the knocking mechanism comprises a rotating shaft, a sliding groove is formed in the rotating shaft, the sliding block is connected in the sliding groove in a sliding mode, and the sliding block is subjected to force accumulation through the sliding groove, so that knocking force of the knocking hammer is improved; the baffle is arranged above the knocking mechanism, so that raw materials are prevented from falling on the transverse plate, and the baffle is obliquely arranged, so that the material is conveniently guided.

Additional features and advantages of the utility model will be set forth in the description which follows, or may be learned by practice of the utility model.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:

FIG. 1 is a schematic view of a raw material screening apparatus according to the present utility model;

FIG. 2 is a front view of a raw material screening apparatus of the present utility model;

FIG. 3 is a front view of the internal structure of a guard box of a raw material screening apparatus according to the present utility model;

FIG. 4 is a top view of a raw material screening apparatus of the present utility model;

Fig. 5 is a side wall plan development view of a rotary shaft of a raw material screening apparatus according to the present utility model.

The reference numerals are explained as follows: 1. a support frame; 2. a protective box; 201. a feed hopper; 2011. a top plate; 2012. a return spring; 202. a first discharge pipe; 203. a second discharge pipe; 204. a material guide plate; 3. a filtering mechanism; 301. a filter screen; 302. a vibration motor; 4. a knocking mechanism; 401. a cross plate; 402. a rotating electric machine; 403. a rotation shaft; 404. a slide block; 405. a connecting rod; 406. knocking a hammer; 407. a power storage spring; 5. and a baffle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The utility model is further described below with reference to the accompanying drawings:

As shown in fig. 1-5, a raw material screening device comprises a supporting frame 1, a protective box 2 is fixedly connected between the supporting frames 1, a glass window which is convenient to observe is formed in the front side of the protective box 2, a feed hopper 201 is welded at the top of the protective box 2, two semicircular top plates 2011 are hinged to the inner wall of the feed hopper 201, a return spring 2012 is connected between the bottom of the top plate 2011 and the inner wall of the feed hopper 201, a first discharging pipe 202 is welded at one side of the protective box 2, a second discharging pipe 203 is welded at the bottom of the protective box 2, a control valve is arranged in the first discharging pipe 202 and the second discharging pipe 203, a guide plate 204 is connected between the inner wall and the bottom wall of the protective box 2 through bolts, and after the material is poured, the two top plates 2011 reset under the action of the return spring 2012 to seal the opening end of the feed hopper 201, so that the raw material screening can be prevented from being vibrated out from the opening end of the feed hopper 201 and waste is caused;

The filter mechanism 3 is arranged in the protective box 2, the filter mechanism 3 comprises an inclined filter screen 301 fixedly connected between the inner walls of the protective box 2, the first discharging pipe 202 is arranged at the lower end of the filter screen 301, the bottom of the filter screen 301 is fixedly connected with a vibration motor 302, and the vibration motor 302 is started to drive the filter screen 301 to drive raw materials to vibrate so as to screen the raw materials;

The lower part of the filtering mechanism 3 is provided with a knocking mechanism 4, the knocking mechanism 4 comprises a transverse plate 401 which is connected with the inner wall of the supporting frame 1 through a bolt, the top of the transverse plate 401 is connected with a rotating motor 402 through a coupling, the output end of the rotating motor 402 is connected with a rotating shaft 403, the rotating shaft 403 is provided with a sliding groove, the sliding groove consists of an arc-shaped power storage section and a vertical release section, a sliding block 404 is slidingly connected in the sliding groove, one side of the sliding block 404 is slidingly connected with the inner wall of the supporting frame 1, the other side of the sliding block 404 is inserted with a connecting rod 405, the top of the connecting rod 405 is welded with a knocking hammer 406, and a power storage spring 407 is connected between the transverse plate 401 and the sliding block 404;

The inner wall fixedly connected with of protective housing 2 is located rotation axis 403 top and is located baffle 5 of filter screen 301 below, avoids the raw materials to fall into on the diaphragm 401, baffle 5 slope setting, is convenient for carry out the guide.

Working principle: in the utility model, firstly, raw materials to be screened are poured into a protective box 2 through a feed hopper 201, after the material pouring is finished, two top plates 2011 are reset under the action of a reset spring 2012, the opening end of the feed hopper 201 is closed, a vibration motor 302 is started to drive a filter screen 301 to drive the raw materials to vibrate, the raw materials are screened, larger materials flow out through a first discharging pipe 202, screened smaller materials flow out through a second discharging pipe 203 under the action of a guide plate 204, a rotating motor 402 is started while screening, the rotating motor 402 drives a rotating shaft 403 to rotate, the rotating shaft 403 drives a sliding block 404 to move downwards along a chute arc-shaped power storage section, a power storage spring 407 is compressed, when the sliding block 404 slides to a chute vertical release section, the sliding block 404 drives a connecting rod 405 and a knocking hammer 406 to move upwards rapidly, the knocking hammer 406 is utilized to knock the filter screen 301, and the raw materials clamped in the filter screen 301 are knocked out, so that the filtering speed and the filtering effect of the filter screen 301 are ensured.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a raw and other materials screening plant, includes support frame (1), fixedly connected with protective housing (2) between support frame (1), be provided with filtering mechanism (3), its characterized in that in protective housing (2): the utility model discloses a filter mechanism, including filter mechanism (3), filter mechanism (3) below is provided with and beats mechanism (4), beat mechanism (4) including fixed connection be in diaphragm (401) of protective housing (2) inner wall, the top fixedly connected with rotating electrical machines (402) of diaphragm (401), the output of rotating electrical machines (402) is connected with rotation axis (403) through the coupling, the spout has been seted up on rotation axis (403), sliding connection has slider (404) in the spout, one side sliding connection of slider (404) is in the inner wall of protective housing (2), the opposite side fixedly connected with connecting rod (405) of slider (404), the top fixedly connected with of connecting rod (405) beats hammer (406), diaphragm (401) with be connected with between slider (404) holds power spring (407).

2. A raw material screening apparatus according to claim 1, wherein: the filtering mechanism (3) comprises a slant filter screen (301) fixedly connected between the inner walls of the protective box (2), and a vibration motor (302) is fixedly connected to the bottom of the filter screen (301).

3. A raw material screening apparatus according to claim 2, wherein: the inner wall of the protective box (2) is fixedly connected with a baffle plate (5) which is positioned above the rotating shaft (403) and below the filter screen (301).

4. A raw material screening apparatus according to claim 3, wherein: the baffle (5) is obliquely arranged.

5. A raw material screening apparatus according to claim 2, wherein: the top fixedly connected with feed hopper (201) of protective housing (2), one side fixedly connected with of protective housing (2) is located first discharging pipe (202) of filter screen (301) lower end, the bottom fixedly connected with second discharging pipe (203) of protective housing (2), first discharging pipe (202) with be provided with the control valve in second discharging pipe (203), be connected with stock guide (204) between the inner wall and the diapire of protective housing (2).

6. A raw material screening apparatus according to claim 5, wherein: two semicircular top plates (2011) are hinged to the inner wall of the top of the feeding funnel (201), and a return spring (2012) is connected between the bottom of the top plate (2011) and the inner wall of the feeding funnel (201).