Chain scraping arch breaking machine

Abstract

The utility model discloses a chain scraping arch breaking machine which is characterized in that an upper cross beam is hinged to the lower end of a hanging assembly, the bottom of the upper cross beam is connected with a lower cross beam through vertical supports, and vertical rails are fixed to the front side and the rear side of each vertical support respectively; an upper support is welded above the upper cross beam, two ends of an upper transmission shaft are supported on the upper support through bearing seats, and traction chain wheels are fixed on the upper transmission shaft in pairs; tensioning mechanisms are connected to the bottoms of the lower cross beams respectively, tensioning shafts are fixed to the lower ends of the tensioning mechanisms respectively, and redirection chain wheels are fixed to the upper transmission shafts; a plurality of traction chains are wrapped between the traction chain wheel and the redirection chain wheel, the traction chains are arranged in the length direction of the upper cross beam, a plurality of scraping toothed plates are fixed in the circumferential direction of the traction chains, the back faces of the scraping toothed plates are fixed to the traction chains, and wear-resisting guide plates are symmetrically fixed to the back faces of the scraping toothed plates; and the wear-resistant guide plates are respectively supported on the corresponding vertical rails. The equipment can perform arch breaking and material scraping on a front high material layer in advance, so that the high material layer is scattered.

Description

TECHNICAL FIELD

[0001] The utility model relates to a chain scraper arch breaker, which can be used for discharging the silo of stored bean dregs and belongs to the technical field of silo discharge equipment. BACKGROUND

[0002] The yard of the flat silo is rectangular, and the width of the yard is relatively wide, often reaching 30-40 meters, and there is a trend of becoming wider and wider, and the depth sometimes reaches more than 200 meters. The discharge needs to be carried out through a special silo discharge machine.

[0003] The utility model discloses a track type silo discharge machine applied to the bottom of a flat silo, including walking drive motor, auger guard support shaft sleeve, auger guard baffle assembly, auger screw drive, middle support wheel, auger screw drive guard support, auger assembly, tail bearing seat, walking track, track cleaning slide shoe, walking chain wheel, cleaning plate, walking track is fixed on the track ring beam of both sides of the flat silo, walking chain wheel is engaged with walking track, both sides of auger assembly are respectively worn on tail bearing seat, tail bearing seat is assembled and fixed on the fixed support of track cleaning slide shoe, walking drive motor is located on both sides of the silo discharge machine, is fixedly arranged on track cleaning slide shoe through connecting support, auger guard support shaft sleeve is fixedly installed on auger guard baffle assembly through bolt, auger guard baffle assembly is sleeved on auger assembly, and cleaning plate is installed on both sides of auger guard baffle assembly, auger screw drive is connected with auger assembly through shaft, the blade on both sides of auger screw drive on auger assembly is opposite in rotation direction, auger blade is sawtooth, auger screw drive is fixedly installed on auger screw drive guard support, and auger screw drive guard support is assembled with middle walking support wheel below, and middle walking support wheel is supported on the steel rail above ground.

[0004] The silo discharge machine can discharge materials such as soybeans with good fluidity, but when the flat silo stores high-caking materials such as bean dregs, the materials are severely caked after being stored and accumulated in the silo, lose fluidity, and become a whole similar to concrete, so that the above-mentioned silo discharge machine is difficult to complete the discharge task.

[0005] The Chinese utility model patent application with the publication number CN116002405A discloses a high material layer board consolidation material discharging machine, a flat warehouse discharging system and a discharging method, which comprises a main frame extending along the transverse direction and capable of walking in the longitudinal direction, the two ends of the main frame are respectively provided with discharging driving and driven sprockets, the discharging sprockets are wound with a discharging chain between the two discharging sprockets, a plurality of scraper assemblies are uniformly fixed along the circumference of the discharging chain, an arch breaking device is installed on the top of the main frame, and the arch breaking device can make the high material layer board consolidation material in front of the discharging machine collapse in advance.

[0006] The technical scheme still has the following problems in practice: in order to improve the storage capacity per unit area, the material pile is getting higher and higher, and it is common that the height reaches more than 10 meters. Soybean meal is stacked for a long time and becomes a consolidated whole similar to concrete. Although the arch breaking auger is inserted into the consolidated material in front of the high place in advance, the cut made by the transverse cutting is about 2 meters away from the ground, the consolidated material pile above is very high and heavy, and it is difficult to break. As the lower part is hollowed out, the material pile above will still collapse, and the discharging machine equipment will be damaged. As the use of soybean meal in China is getting larger and larger, it is urgent to solve the problem of arch breaking and discharging of high material layer consolidated material such as soybean meal. Utility model content

[0007] The utility model discloses a chain scraper arch breaking machine, which can break the arch of the high material layer in front, make the consolidated material pile collapse downward in advance, and avoid the formation of a cliff and the damage of the discharging machine equipment.

[0008] To solve the above technical problems, the utility model provides a chain scraper arch breaking machine, which comprises a pair of hanging assemblies, the lower end of the hanging assembly is hingedly connected with an upper cross beam, the bottom of the upper cross beam is connected with a lower cross beam through a pair of vertically arranged and mutually parallel vertical supports, and the front and rear sides of each vertical support are respectively fixed with vertical rails.

[0009] The bottom of the lower cross beam is respectively connected with a tensioning mechanism, the lower end of the tensioning mechanism is respectively fixed with a tensioning shaft, and the upper transmission shaft is fixed with a reversing sprocket in pairs. The tensioning chain is provided with a plurality of roots along the length direction of the upper cross beam, a plurality of transversely extending scraper tooth plates are uniformly fixed along the circumferential direction of the tensioning chain, the back surface of each scraper tooth plate is fixed on the corresponding link of each tensioning chain, and the back surface of each scraper tooth plate is symmetrically fixed with a wear-resistant guide plate.

[0010] Further, the top center of the upper cross beam is fixed with a motor support, the upper end of the motor support is fixed with a scraping speed reducer, the input end of the scraping speed reducer is driven by a scraping motor, and a driving sprocket is installed on the output shaft of the scraping speed reducer.

[0011] Further, the vertical rail is triangular in cross section and has an outwardly directed apex, and each wear-resistant guide plate has a V-shaped groove in the middle of the rear end, each V-shaped groove being pressed on the vertical rail.

[0012] Further, the tensioning mechanism comprises a tensioning fixed plate, a tensioning guide plate and a tensioning screw rod, the tensioning fixed plate being connected to the lower end of the vertical support, the tensioning guide plate being connected to the lower end face of the tensioning fixed plate, a vertical adjusting groove being arranged along the axis of the tensioning guide plate, the two ends of the tensioning shaft being respectively inserted into the corresponding vertical adjusting grooves, the tensioning screw rod being respectively connected to the outer end of the tensioning shaft, the upper end of the tensioning screw rod being respectively passed through the through hole of the tensioning fixed plate and being screwed with a tensioning nut.

[0013] Further, the upper end of the hanging assembly is fixed below a travelling beam extending along the width direction of the warehouse.

[0014] Compared with the prior art, the utility model has the following beneficial effects: 1. The high and hard material layer about 10 meters in front of the warehouse machine can be broken down from top to bottom in advance, and the dangerous cliff is avoided when the arch is broken, so that the high and hard material is gradually broken down and falls down in advance, and a safe inclined slope is formed, so that the high material pile is not broken and the warehouse equipment is not damaged.

[0015] 2. The material broken down in advance will form a low and continuous material pile in front of the warehouse machine, and the warehouse machine can easily and uniformly discharge the low and continuous material pile, so that the material can be continuously and stably conveyed to the next production line, and the stability of the production line is ensured.

[0016] 3. The whole width of the warehouse is divided into several units, and multiple groups of chain scraping arch-breaking machines are arranged in different areas to scrape and break the arch synchronously, so that the speed of scraping and breaking the arch is increased by several times, and the warehouse speed and efficiency are improved.

[0017] 4. The warehouse machine can realize full-automatic and unmanned continuous and safe discharging, the personnel entering and leaving is reduced, the risk of safety accidents is reduced, and the health of the personnel is protected. BRIEF DESCRIPTION OF DRAWINGS

[0018] The utility model will be described in further detail below in combination with the drawings and specific embodiments, the drawings are provided for reference and illustration only, and are not used to limit the utility model.

[0019] Figure 1 It is the front view of the chain scraper arch breaking machine of the utility model;

[0020] Figure 2 It is the left view of the chain scraper arch breaking machine connected below the travelling beam of the utility model;

[0021] Figure 3 It is the perspective view of Figure 1 ;

[0022] Figure 4 It is the front view of the main frame in the utility model;

[0023] Figure 5 It is the left view of Figure 4 ;

[0024] Figure 6 It is the perspective view of Figure 4 ;

[0025] Figure 7 It is the perspective view of the traction chain and the scraping tooth plate in the utility model;

[0026] Figure 8 It is the perspective enlarged view of the scraping motor part in the utility model;

[0027] Figure 9 It is the frame section view above the lower crossbeam in the utility model;

[0028] In the drawing: 1. hanging assembly, 2. upper crossbeam, 3. motor support, 4. scraping motor, 5. scraping speed reducer, 6. short chain, 7. driving shaft, 7a. driving shaft sprocket, 8. upper support, 9. upper transmission shaft, 9a. traction sprocket, 10. traction chain, 11. vertical support, 11a. connecting piece, 12. vertical rail, 13. lower crossbeam, 14. tensioning fixed plate, 15. tensioning guide plate, 16. tensioning shaft, 16a. reversing sprocket, 17. tensioning screw, 18. scraping tooth plate, 19. wear-resistant guide plate, 19a. V-shaped groove, 20. travelling beam. Specific embodiments

[0029] In the following description of the utility model, the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the utility model and simplify the description, and do not mean that the device must have a particular orientation.

[0030] In order to make the technical means, creation characteristics, achieve purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific drawings.

[0031] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

[0032] As shown in Figures 1 to 9 The chain material scraping arch breaking machine comprises a hanging assembly 1, an upper cross beam 2, vertical supports 11, a lower cross beam 13, a traction chain 10 and material scraping tooth plates 18. The two ends of the upper cross beam 2 are respectively hinged to the lower ends of the hanging assembly 1. The bottom of the upper cross beam 2 is connected with the lower cross beam 13 through the vertical supports 11. The vertical supports 11 are parallel to each other and are arranged in pairs. For example, four vertical supports 11 are symmetrically connected along the bottom of the upper cross beam 2. Each vertical support 11 comprises two parallel square tubes. The left and right sides of the two square tubes are connected as a whole along the height direction through a plurality of pairs of connecting pieces 11a. The front and rear sides of each vertical support 11, i.e. the outer sides of the square tubes, are respectively fixed with vertical rails 12.

[0033] A pair of upper supports 8 are welded above the upper cross beam 2. The two ends of an upper transmission shaft 9 are supported on the corresponding upper supports 8 through bearing seats. A pair of traction sprockets 9a are fixed on the upper transmission shaft 9.

[0034] The bottom of the lower cross beam 13 is respectively connected with a tensioning mechanism. The lower end of the tensioning mechanism is respectively fixed with a tensioning shaft 16. A pair of reversing sprockets 16a are fixed on the upper transmission shaft 9. The traction sprockets 9a and the reversing sprockets 16a in the same group are wound with the traction chain 10. A plurality of traction chains 10 are arranged along the length direction of the upper cross beam 2. A plurality of transversely extending material scraping tooth plates 18 are uniformly fixed along the circumferential direction of the traction chain 10. The material scraping tooth plates 18 are made of angle steel and have outward tooth surfaces. The back surfaces of the material scraping tooth plates 18 are fixed on the corresponding links of the traction chain 10. The back surfaces of the material scraping tooth plates 18 are also symmetrically fixed with wear-resistant guide plates 19. The wear-resistant guide plates 19 are respectively located on the outer sides of the traction chain 10. V-shaped grooves 19a are respectively arranged in the rear ends of the wear-resistant guide plates 19. The V-shaped grooves 19a are respectively pressed on the vertical rails 12.

[0035] The top center of the upper cross beam 2 is fixed with a motor support 3, the upper end of the motor support 3 is fixed with a scraping speed reducer 5, the input end of the scraping speed reducer 5 is driven by a scraping motor 4, the output shaft of the scraping speed reducer 5 is installed with a driving sprocket; the lower end of the motor support 3 is supported with a driving shaft 7 through a bearing, the two ends of the driving shaft 7 are connected with an upper driving shaft 9 through a shaft coupling respectively, the driving shaft 7 is installed with a driving shaft sprocket 7a, the driving shaft sprocket 7a is connected with the driving sprocket through a short chain 6.

[0036] After the scraping motor 4 is started, the driving sprocket is driven to rotate through the scraping speed reducer 5, the driving sprocket drives the driving shaft sprocket 7a to rotate through the short chain 6, the driving shaft sprocket 7a drives the upper driving shaft 9 to rotate through the driving shaft 7, the upper driving shaft 9 drives each traction sprocket 9a to rotate synchronously, each traction sprocket 9a drives the lower reversing sprocket 16a to rotate through the traction chain 10 respectively, each traction chain 10 drives each scraping tooth plate 18 on it to move upward and scrape materials at the same time. During the scraping process, the two ends of each scraping tooth plate 18 are pressed on the vertical rail 12 through the V-shaped slot 19a of the wear-resistant guide plate 19 respectively, so as to ensure that the scraping tooth plate 18 and the traction chain 10 continuously rotate along the fixed line.

[0037] The hanging assembly 1 is arranged in pairs and is fixedly connected at the lower end of the travelling beam 20 respectively, the travelling beam 20 extends along the width direction of the house, a plurality of chain scraping arch breaking machines are arranged along the length direction of the travelling beam 20 and cover the whole width of the house. The two ends of the travelling beam 20 are supported on the longitudinal rails extending along the length direction of the house, the travelling beam 20 slowly moves forward along the length direction of the house, in the initial state, the chain scraping arch breaking machine is in the vertical position, and the chain scraping arch breaking machine swings backward and presents an inclined state as it contacts the material pile while moving forward.

[0038] The scraping tooth plate 18 scrapes the material on the material surface upward, so that the material falls along the slope and forms a safe slope, which avoids the overturning of the material pile and the damage of the discharge equipment.

[0039] The tensioning mechanism includes a tensioning fixed plate 14, a tensioning guide plate 15 and a tensioning screw 17, the tensioning fixed plate 14 is connected at the lower end of the vertical support 11, the tensioning guide plate 15 is connected at the lower end surface of the tensioning fixed plate 14, a vertical adjusting slot is arranged along the axis of the tensioning guide plate 15, the two end shaft heads of the tensioning shaft 16 are respectively inserted in the corresponding vertical adjusting slots, the tensioning screw 17 is connected at the outer end head of the tensioning shaft 16 respectively, the upper end of the tensioning screw 17 passes through the through hole of the tensioning fixed plate 14 and is screwed with a tensioning nut. By screwing the tensioning nut, the tensioning shaft 16 is pushed downward along the vertical adjusting slot of the tensioning guide plate 15 through the tensioning screw 17, so as to tension each traction chain 10.

[0040] The above merely describes preferred and feasible embodiments of the present application, shows and describes the basic principles, main features and advantages of the present application, and is not intended to limit the patent protection scope of the present application. Those skilled in the art should understand that the present application is not limited by the above embodiments. In addition to the above embodiments, the present application can also have other implementation manners without departing from the spirit and scope of the present application. The present application can also have various changes and improvements, and any technical solution formed by equivalent replacement or equivalent transformation falls within the protection scope of the present application. The protection scope of the present application is defined by the appended claims and their equivalents. The technical features not described in the present application can be realized by or using the prior art, and will not be described here.

Claims

1. A chain scraper arch breaker, comprising paired hanging assemblies, characterized in that: The lower end of the hanging assembly is hinged to an upper crossbeam. The bottom of the upper crossbeam is connected to the lower crossbeam through a pair of parallel vertical supports. Vertical rails are fixed to the front and rear sides of each vertical support. A pair of upper supports are welded to the top of the upper crossbeam. The two ends of the upper drive shaft are supported on the corresponding upper supports through bearing seats. A pair of traction sprockets are fixed on the upper drive shaft. Tensioning mechanisms are connected to the bottom of the lower crossbeam, and tensioning shafts are fixed to the lower ends of the tensioning mechanisms. A pair of redirecting sprockets are fixed on the upper drive shaft. A traction chain is wrapped between the traction sprockets and the redirecting sprockets in the same group. Multiple traction chains are provided along the length of the upper crossbeam. Multiple scraper teeth extending laterally are evenly fixed along the circumference of the traction chain. The back of each scraper tooth is fixed to the corresponding link of each traction chain, and wear-resistant guide plates are symmetrically fixed to the back of each scraper tooth. Each wear-resistant guide plate is supported on a corresponding vertical track.

2. The chain scraper arch breaker according to claim 1, characterized in that: A motor support is fixed at the top center of the upper crossbeam, and a scraper reducer is fixed at the upper end of the motor support. The input end of the scraper reducer is driven by a scraper motor, and a drive sprocket is installed on the output shaft of the scraper reducer. The lower end of the motor support is supported by a drive shaft via a bearing. Both ends of the drive shaft are connected to the upper transmission shaft. A drive shaft sprocket is mounted on the drive shaft, and the drive shaft sprocket is connected to the drive sprocket via a short chain.

3. The chain scraper arch breaker according to claim 1, characterized in that: The vertical track has a triangular cross-section with the apex facing outwards. Each wear-resistant guide plate has a V-shaped groove in the middle of its rear end, and each V-shaped groove presses onto the vertical track.

4. The chain scraper arch breaker according to claim 1, characterized in that: The tensioning mechanism includes a tensioning fixing plate, a tensioning guide plate, and a lifting screw. The tensioning fixing plate is connected to the lower end of the vertical support, and the tensioning guide plate is connected to the lower end face of the tensioning fixing plate. A vertical adjustment groove is provided along the axis of the tensioning guide plate. The two ends of the tensioning shaft are respectively inserted into the corresponding vertical adjustment grooves. The lifting screw is respectively connected to the outer end of the tensioning shaft. The upper end of the lifting screw passes through the through hole of the tensioning fixing plate and is screwed with a lifting nut.

5. The chain scraper arch breaker according to any one of claims 1 to 4, characterized in that: The upper end of the suspension assembly is fixed below the traveling beam extending along the width of the warehouse.

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