CN213415579U - Spacing scraper blade type automatic discharging equipment - Google Patents

Abstract

The utility model relates to a spacing scraper blade formula automatic discharging equipment belongs to the ejection of compact and cleans and equips technical field, has solved the problem that the dust is big, the operating mode is poor, degree of automation is low among the ejection of compact technology of existing high temperature powder and granule material. The utility model discloses a limiting scraper type automatic discharging device, which comprises a material loading trolley, a discharging unit and a receiving hopper; the unloading unit comprises a scraper and a scraping brush, the scraper and the scraping brush are alternately arranged, and the scraper and the scraping brush can scrape and sweep materials in the material-carrying trolley into the receiving hopper. The utility model discloses a spacing scraper blade type automatic discharging equipment uses the material loading platform truck to transport high temperature material to the discharge hopper, and the unit of unloading of discharge hopper starts, scrapes the high temperature material in the material loading platform truck and sweeps into the bearing fill in, and the material in the bearing fill is carried out the discharge hopper afterwards to realize that the material realizes high temperature material in airtight environment and unloads fast and clean.

Description

Spacing scraper blade type automatic discharging equipment

Technical Field

The utility model relates to an ejection of compact cleans and equips technical field, especially relates to a spacing scraper blade formula automatic discharging equipment.

Background

Tunnel kilns and belt furnaces are commonly used in the heating treatment process of powdery and granular materials, wherein the tunnel kilns are made of refractory materials, and the material treatment temperature of over 900 ℃ can be realized. According to the material state after the heating treatment, the discharging mode is mainly divided into two types: (1) aiming at hot melt state or semi-melt state materials, an outflow discharging process, a siphon discharging process and a spiral discharging process are adopted, or the materials are manually pushed out after being cooled; (2) for solid materials, a manual pushing process after cooling is generally adopted. The material carries out the cooling of a period of time usually after heat treatment to reduce the influence or improve artifical ejection of compact environment to discharging equipment, especially in the ejection of compact of solid material, there are the high, big scheduling problem of dust of temperature, and the operating mode environment is abominable. Meanwhile, the material carrying platforms such as the trolley lose part of sensible heat in the process of cooling, and the energy reduction and consumption reduction of the process are not facilitated.

Aiming at the problems, upgrading and developing are needed to be carried out aiming at the discharging mode and equipment of high-temperature powdery and granular materials, and the automatic discharging and transferring of the materials are realized at a higher temperature in a closed environment.

SUMMERY OF THE UTILITY MODEL

In view of the above analysis, the utility model aims at providing a spacing scraper blade formula automatic discharging equipment to solve that the dust is big in existing high temperature powder and granule material ejection of compact technology, the operating mode is poor, degree of automation is low scheduling problem.

The purpose of the utility model is mainly realized through the following technical scheme:

a limiting scraper type automatic discharging device comprises a material loading trolley, a discharging unit and a receiving hopper; the unloading unit comprises a scraper and a scraping brush, the scraper and the scraping brush are alternately arranged, and the scraper and the scraping brush can scrape and sweep materials in the material-carrying trolley into the receiving hopper.

Furthermore, the limiting scraper type automatic discharging equipment further comprises a discharging bin, and the discharging unit and the receiving hopper are located in the discharging bin.

Further, the discharge bin comprises a bin body steel structure, and the discharge unit is fixed above the discharge bin through the bin body steel structure.

Furthermore, the discharge bin also comprises a material loading trolley track, and the material loading trolley can enter the discharge bin through the material loading trolley track.

Further, the discharge bin comprises a first horizontal plane and a second horizontal plane, and the first horizontal plane is higher than the second horizontal plane.

Further, the material loading trolley track is located on the first horizontal plane, and the receiving hopper is located on the second horizontal plane.

Furthermore, a position of the loading trolley track corresponding to the discharging unit is provided with a limit switch, and when the loading trolley runs to the position of the limit switch, the discharging unit is triggered to start.

Furthermore, the unloading unit comprises a lifting rod and an unloading belt, the lifting rod is connected with the bin body steel structure, and the unloading belt can move up and down under the driving of the lifting rod.

Further, the discharging unit also comprises a motor, and the discharging belt can be driven by the motor to rotate.

Further, the scraper blade and the scraping brush are arranged on the discharging belt.

The utility model discloses can realize one of following beneficial effect at least:

(1) the utility model discloses a spacing scraper blade automatic discharging equipment will unload unit, frame, hold and fill, ash conveying device and dust fall system setting in the discharging material silo, can realize equipping seamless connection with other, make the material unload fast and the dust fall through in airtight chamber at the assigned position.

(2) The utility model discloses a spacing scraper blade automatic discharging equipment can realize the ejection of compact of the material of higher temperature, does not need waiting the ejection of compact again after the material cooling, has improved the efficiency of the ejection of compact.

(3) The utility model discloses a spacing scraper blade automatic discharging equipment passes through the motion of time control unit of unloading, and control is simple, easily realizes.

The utility model discloses in, can also make up each other between the above-mentioned each technical scheme to realize more preferred combination scheme. Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the invention, wherein like reference numerals are used to designate like parts throughout the drawings.

Fig. 1 is a schematic view of the limiting scraper type automatic discharging device of the embodiment of the utility model.

Reference numerals:

1-a discharging bin, 11-a loading trolley track, 12-a bin steel structure, 2-a loading trolley, 3-a discharging unit, 31-a lifting rod, 32-a rack, 33-a discharging belt, 34-a motor, 35-a driving gear, 36-a scraper, 37-a scraping brush, 4-a receiving hopper, 5-an ash conveying device and 6-a dust settling device.

Detailed Description

The following detailed description of the preferred embodiments of the invention, which is to be read in connection with the accompanying drawings, forms a part of the invention, and together with the embodiments of the invention, serve to explain the principles of the invention and not to limit the scope of the invention.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the term "connected" should be interpreted broadly, and may be, for example, a fixed connection, a detachable connection, an integrated connection, a mechanical connection, an electrical connection, a direct connection, or an indirect connection via an intermediate medium. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The utility model discloses an embodiment, as shown in FIG. 1, discloses a spacing scraper blade type automatic discharging equipment, including unloading bin 1, year material platform truck 2, the unit of unloading 3, accept fill 4, defeated ash device 5 and dust device 6, can realize that the quick unloading of material in the airtight environment of high temperature cleans.

For convenience of illustration, the left side of the direction shown in fig. 1 is left, the right side is right, the upward direction of the horizontal plane is up, and the downward direction of the horizontal plane is down.

The embodiment is applied to the unloading of high-temperature powdery soil in the tunnel kiln soil remediation process. The discharging bin 1 is located tunnel kiln thermal treatment section afterbody, and discharging bin 1 and this body coupling of tunnel kiln ensure that the inside track of 2 accessible tunnel kilns of year material platform truck and the setting position of carrying material platform truck track 11 operation to discharging bin 1. The unloading unit 3 is located above the unloading bin 1, the unloading unit 3 can scrape and sweep the materials in the loading trolley 2 into a receiving hopper 4 located at the right lower part of the loading trolley 2, and then the materials are conveyed out of the unloading bin 1 through an ash conveying device 5 connected with the receiving hopper 4.

Specifically, the discharging bin 1 is equipped with storehouse body steel construction 12 all around with the top for support discharging bin 1, simultaneously, storehouse body steel construction 12 still is used for installing other parts. Of course, the supporting structure of the discharging bin is not limited to the bin body steel structure 12, and can also be a reinforced concrete structure, a tile structure and the like. The floor of the discharge bin 1 comprises a first level and a second level with a height difference, the first level being higher than the second level. Be equipped with on the first horizontal plane and carry material platform truck track 11, carry material platform truck track 11 and this internal track of tunnel cave to link to each other, carry material platform truck 2 can be along this internal track of tunnel cave and carry in material platform truck track 11 moves to discharging material silo 1. Be equipped with on the second horizontal plane and accept fill 4, accept the export below of fighting 4 and be equipped with ash conveying device 5, accept the top surface of fighting 4 and be less than the bottom surface of the year feed bin of carrying material platform truck 2 to make the material in the year feed bin of carrying material platform truck 2 can be pushed into in the accepting is fought 4 under the effect of unit 3 of unloading. The ash conveying device 5 is connected with the bottom outlet of the receiving hopper 4, so that the materials entering the receiving hopper 4 can enter the ash conveying device 5 under the action of gravity, and then the materials are conveyed out of the discharging bin 1 by the ash conveying device 5.

The ash conveying device 5 can adopt a belt to convey ash, and the belt ash conveying structure is simple and easy to realize. The material falling on the belt is transported out of the discharge bin 1 by continuously running the belt. Preferably, the ash conveying device 5 can also adopt pneumatic ash conveying, and the materials are conveyed to the outside of the discharging bin 1 by introducing high-pressure compressed air into the pipeline or creating negative pressure in the pipeline so that the materials move in the pipeline. The pneumatic ash conveying pipeline is closed, dust can be reduced, and the influence on the environment is small.

The material loading trolley 2 is used for conveying materials in the tunnel kiln to the discharging bin 1 and discharging the materials in the discharging bin 1. At least one side of four sides of the material loading bin of the material loading trolley 2 is not enclosed, preferably, three sides of the material loading bin are enclosed, and one side close to the receiving hopper 4 is not enclosed. The thickness of the materials loaded by the material loading trolley 2 is 15-30cm, the material loading trolley 2 is pushed by a pushing mechanism arranged in the tunnel kiln, the pushing frequency of the pushing mechanism is 5-20 min/time, and a plurality of material loading trolleys 2 are sequentially arranged in the tunnel kiln. The distance by which the loading trolley 2 is advanced at a time is the length of one loading trolley. The temperature of the materials loaded by the loading trolley 2 is 300-500 ℃, and when the loading trolley 2 enters the discharging bin 1 from the tunnel kiln along the loading trolley track 11, the automatic discharging equipment of the embodiment can realize the automatic discharging of the high-temperature powdery materials in the closed environment.

The position of the material loading trolley track 11 corresponding to the discharging unit 3 is provided with a limit switch, and the limit switch can be triggered after the material loading trolley 2 enters the discharging bin 1 and runs to the limit position, so that the discharging unit 3 is triggered to start. The activation of the discharge unit 3 can also be controlled by time, for example, by setting the activation interval of the discharge unit 3 to be the same as the advancing interval of the loading trolley 2, so that the discharge unit 3 is automatically activated each time the loading trolley 2 is in place under the discharge unit 3.

The unloading unit 3 is connected with the unloading bin steel structure 12 through the lifting rod 31, the rack 32 is connected below the lifting rod 31, and the rack is connected with the unloading belt 33, so that the unloading belt 33 can move vertically under the driving of the lifting rod 31. Exemplarily, the top of the steel structure 12 of the discharge bin is provided with a hole, the lifting rod 31 penetrates through the hole at the top of the steel structure 12 of the discharge bin, the lifting rod 31 is driven by a hydraulic cylinder, a sliding bearing is arranged between the lifting rod 31 and the steel structure 12 of the discharge bin, and the lifting rod 31 can be driven by the hydraulic cylinder to move vertically along the steel structure 12 of the discharge bin. The width of the discharge belt 33 is the same as the width of the material loading bin of the material loading trolley 2, so that when the discharge belt 33 discharges, the whole width of the material loading bin can be covered, and the completeness of discharging is ensured. The length of the discharging belt 33 is the same as the length of the material carrying bin of the material carrying trolley 2 or is larger than the length of the material carrying bin of the material carrying trolley 2, so that the discharging belt can cover the whole material carrying bin table-board in one discharging process.

The discharging unit 3 further comprises a motor 34, the motor 34 is connected with a driving gear 35 of the discharging unit 3, the motor 34 drives the driving gear 35, and then a transmission chain connected with the driving gear 35 is driven to drive the discharging belt 33 to rotate.

When the discharging unit 3 is started, the lifting rod 31 drives the discharging belt 33 to move downwards, and at the same time, the motor 34 drives the discharging belt 33 to rotate through the driving gear 35.

The discharging belt 33 is driven by the lifting rod 31 to descend at a constant speed, after the discharging belt descends to the material level position of the material carrying trolley 2, the discharging belt 33 is driven by the motor 34 to rotate to drive the material to move to the right side in the horizontal direction, and the material continuously falls into the receiving hopper 4 positioned at the lower right of the material carrying trolley 2 under the stacking effect. After the discharging belt 33 contacts with the material, the discharging belt 33 is driven by the lifting rod 31 to continuously descend at a constant speed until the discharging belt stops descending after descending to a set position.

Preferably, the discharge belt 33 is provided with scrapers 36 and scrapers 37, the scrapers 36 and the scrapers 37 are alternately arranged on the discharge belt 33, 1 scraper 37 is arranged between one or more scrapers 36, preferably 1 scraper 37 is arranged between 2 or 4 scrapers, and the length of the scraper 37 is greater than that of the scrapers 36 (for example, the length difference is 1-2cm), so that the material can be quickly transported without remaining material. When the lower end of the scraper 36 is 1-2cm away from the table top of the material carrying trolley 2, the lifting rod 31 stops moving downwards, and the table top cleans the residual materials on the table top into the receiving hopper 4 under the brushing action of the scraping brush 37.

The descending distance of the lifting rod 31 can be determined by the running time, preferably, the descending running time of the lifting rod 31 of the embodiment is 3-5min, after the descending of the lifting rod 31 is completed, the movement is stopped for a period of time (for example, 30-60s), the table top of the loading trolley 2 is swept by the to-be-wiped brush 37, the lifting rod 31 starts to move upwards, the speed of the upward movement of the lifting rod 31 is greater than the descending speed, and preferably, the lifting rod 31 completes the ascending action within 1 min. After the lifting rod 31 finishes rising, the unloading unit 3 stops, and after waiting for the next loading trolley 2 to be in place, the actions are continuously repeated, so that continuous unloading is realized.

Further, the descending distance of the lifting rod 31 can be determined by a position sensor, specifically, the position sensor is arranged on the frame 32, the position sensor measures the distance between the frame 32 and the discharging bin steel structure 12, when the distance between the frame 32 and the discharging bin steel structure 12 reaches a set value, the lifting rod 31 stops descending and stops moving for a period of time (for example, 30-60s), the scraping brush 37 finishes scraping the table top of the loading trolley 2, and the lifting rod 31 starts moving upwards.

A support is arranged on a second horizontal plane at the lower right of the material loading trolley 2, the receiving hopper 4 is arranged on the support, and the ash conveying device 5 is positioned below an outlet of the receiving hopper 4. The ash conveying device 5 is partially arranged in the discharging bin 1 and partially arranged outside the discharging bin 1. The receiving hopper 4 is of a conical structure, and the inlet aperture of the receiving hopper 4 is larger than the outlet aperture, so that materials enter the receiving hopper 4 under the action of the discharge belt 33, fall into the ash conveying device 5 below under the buffer action of the receiving hopper 4, and are transferred to the outside of the discharge bin 1.

After a period of time (the action interval of the propelling mechanism is 5-20min, for example), the unloading finished material loading trolley 2 continues to move forwards under the action of the propelling mechanism, moves out of the unloading bin 1, and a new material loading trolley 2 enters a set position, triggers a limit switch, starts the unloading unit 3, and starts a new round of unloading.

In order to reduce the raise dust in the discharge bin 1, improve the collection rate of material, protect the equipment in the discharge bin simultaneously, this embodiment still is equipped with dust device 6. The dust falling device 6 is positioned above the blanking side receiving hopper 4. Preferably, dust device 6 of this embodiment sprays the dust fall for water smoke, and in the process of unloading, dust device 6 carries out the dust fall through constantly spraying water smoke, can play dust suppression, the dust-fixing effect effectively.

To sum up, the embodiment of the utility model provides a pair of spacing scraper blade type automatic discharging equipment carries the material platform truck to transport high temperature material to the discharge hopper, and the unit of unloading of discharge hopper starts, will carry the high temperature material in the material platform truck to scrape and sweep into and hold the fill, is located to hold the ash conveying device of fill below and carries the material out of discharge hopper to realize that the material realizes high temperature material in airtight environment and unloads fast and clean.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.

Claims (10)

1. A limiting scraper type automatic discharging device is characterized by comprising a material loading trolley (2), a discharging unit (3) and a receiving hopper (4); the discharging unit (3) comprises a scraper (36) and a scraping brush (37), the scraper (36) and the scraping brush (37) are alternately arranged, and the scraper (36) and the scraping brush (37) can scrape and sweep materials in the loading trolley (2) into the receiving hopper (4).

2. The automatic spacing scraper discharger according to claim 1, wherein said automatic spacing scraper discharger further comprises a discharge hopper (1), said discharge unit (3) and receiving hopper (4) being located inside said discharge hopper (1).

3. The automatic spacing scraper-type discharging device according to claim 2, characterized in that the discharging bin (1) comprises a bin steel structure (12), and the discharging unit (3) is fixed above the discharging bin (1) through the bin steel structure (12).

4. The automatic spacing scraper discharger according to claim 3, wherein said discharge silo (1) further comprises a loading trolley rail (11), said loading trolley (2) being able to enter the discharge silo (1) through the loading trolley rail (11).

5. The automatic discharge equipment of the spacing scraper type according to claim 4, characterized in that the discharge bin (1) comprises a first horizontal plane and a second horizontal plane, the first horizontal plane being higher than the second horizontal plane.

6. The automatic spacing scraper discharger according to claim 5, wherein the loading trolley track (11) is located at the first level and the receiving hopper (4) is located at the second level.

7. The automatic spacing scraper discharging device according to claim 4, characterized in that a position of the loading trolley track (11) corresponding to the discharging unit (3) is provided with a limit switch, and when the loading trolley (2) runs to the position of the limit switch, the discharging unit (3) is triggered to start.

8. The automatic spacing scraper discharging device according to claim 7, characterized in that the discharging unit (3) comprises a lifting rod (31) and a discharging belt (33), the lifting rod (31) is connected with the steel structure (12) of the bin body, and the discharging belt (33) can move up and down under the driving of the lifting rod (31).

9. The automatic discharge equipment with limited scraper according to claim 8, characterized in that the discharge unit (3) further comprises a motor (34), and the discharge belt (33) can be rotated by the motor (34).

10. The automatic spacing scraper discharger according to claim 9, wherein said scraper (36) and said brush (37) are arranged on said discharge belt (33).

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