Screening and crushing terminal circulating device for coal as fired

Abstract

The utility model relates to the technical field of advanced manufacturing and automation, and discloses a as-fired coal screening and crushing terminal circulating device which comprises a feeding hopper, supporting frames are fixedly arranged on the left side and the right side of the feeding hopper respectively, a collecting bin is arranged below the feeding hopper, and a circulating mechanism is arranged behind the feeding hopper. A smashing mechanism is arranged between the feeding hopper and the collecting bin, and the circulating mechanism comprises a filtering part and a circulating part. The positions of the baffle and the connecting plate can be deflected by starting the first electric hydraulic rod, so that unqualified coal left on the screen can smoothly fall into the collecting hopper, and the deflection function of the second electric hydraulic rod ensures that the coal cannot pop out in the moving process of the collecting hopper. The lifting function of the suspension wire driven by the first motor and the lifting function of the sliding frame enable the collecting hopper to easily move to the position above the feeding hopper, automatic feeding of coal is achieved, improper coal can be reused, and therefore the utilization rate of resources is increased.

Description

TECHNICAL FIELD

[0001] The utility model relates to advanced manufacturing and automation technical field, concretely is a kind of terminal circulating device of furnace coal screening and crushing. BACKGROUND

[0002] Furnace coal can refer to coal used to burn furnace, these coals are usually processed, suitable for burning in boiler or other combustion equipment, according to the volatile content and carbonization degree of coal, the coal used to burn furnace can be divided into anthracite, bituminous coal, lean coal and lignite and multiple types, these coals exist difference in combustion performance, calorific value and other aspects, suitable for different combustion equipment and purposes;

[0003] In order to more effectively utilize furnace coal resources, we usually carry out crushing treatment to furnace coal, and utilize screen to screen and separate the crushed furnace coal, so as to collect those furnace coal particles meeting the size requirements, however, for those furnace coal particles not passing through the screen, size is not suitable, current practice is to rely on manual operation to pour into secondary crushing equipment, this step not only time-consuming and laborious, increase the labor intensity of staff, and also significantly affect the overall work efficiency.

[0004] Therefore, a furnace coal screening and crushing terminal circulating device is proposed. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of furnace coal screening and crushing terminal circulating device to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of furnace coal screening and crushing terminal circulating device, including feed hopper, the feed hopper left and right sides are fixedly arranged with support frame, the feed hopper below is provided with collection bin, the feed hopper rear is provided with circulating mechanism, and the feed hopper is provided with crushing mechanism between collection bin;

[0007] The circulating mechanism includes filter part and circulating part;

[0008] The crushing mechanism includes connecting part and crushing part.

[0009] Preferably, the filter part includes connecting plate, the connecting plate is below the feed hopper, the connecting plate top surface left and right ends are fixedly provided with baffle, the connecting plate is fixedly provided with screen inside, and the baffle side is hingedly provided with first electric hydraulic rod.

[0010] Preferably, the circulating part includes fixed frame, the fixed frame is behind the feed hopper, the fixed frame side is provided with sliding slot, the fixed frame outer side is provided with sliding frame, and the sliding frame rear end is in the sliding slot and is slidably connected with sliding slot inner wall.

[0011] Preferably, the sliding frame front surface is fixedly provided with a fixed plate, the front end of the fixed plate is hingedly provided with a collecting hopper, the front end of the fixed plate is hingedly provided with a second electric hydraulic rod, and the output shaft of the second electric hydraulic rod is hingedly connected with the collecting hopper.

[0012] Preferably, the top surface of the fixed frame is fixedly provided with a mounting frame, the upper end of the mounting frame is provided with a storage frame, the storage frame is bearing-connected with the mounting frame, the top surface of the fixed frame is fixedly provided with a first motor, and the output shaft of the first motor penetrates through the mounting frame and is fixedly connected with the storage frame.

[0013] Preferably, the front end of the storage frame is provided with a positioning frame, the positioning frame is fixedly arranged on the top surface of the fixed frame, the outer side of the storage frame is wound with a lifting line, the top surface of the fixed frame is provided with a connecting hole, and the front end of the lifting line sequentially passes through the positioning frame and the connecting hole and is fixedly connected with the upper end of the sliding frame.

[0014] Preferably, the connecting part comprises a first connecting frame, two first connecting frames are arranged on the front and back of the connecting part, the top surface of the first connecting frame is fixedly connected with the feeding hopper, the left and right sides of the first connecting frame are fixedly provided with a second connecting frame, and the bottom surfaces of the first connecting frame and the second connecting frame are fixedly provided with a connecting seat, and the lower ends of the connecting seat are hingedly connected with the connecting plate and the first electric hydraulic rod.

[0015] Preferably, the crushing part comprises a rotating rod, the rotating rod penetrates through the second connecting frame close to the rotating rod and is bearing-connected with the other second connecting frame, the outer side of the second connecting frame is fixedly provided with a crushing cutter holder, the outer side of the second connecting frame is fixedly provided with a second motor, and the output shaft of the second motor penetrates through the second connecting frame and is fixedly connected with the second connecting frame close to the rotating rod.

[0016] Compared with the prior art, the device has the advantages that the coal screening and crushing terminal recycling device,

[0017] 1), by starting the first electric hydraulic rod, the position of the baffle and the connecting plate can be deflected, so that the unqualified coal materials left on the screen can fall into the collecting hopper, the deflection function of the second electric hydraulic rod ensures that the coal materials cannot be bounced out during the movement of the collecting hopper, the lifting line driven by the first motor and the lifting function of the sliding frame make the collecting hopper move easily above the feeding hopper, realize automatic feeding of the coal materials, and the unsuitable coal materials can be reused, thereby improving the utilization rate of resources.

[0018] 2), the cross arrangement of the crushing knife holder on the front and back sides of the rotating rod driven by the second motor ensures that the coal can be fully crushed when rotating on the front and back sides, improves the crushing efficiency, and the setting of the screen net enables the coal with appropriate size to smoothly fall into the collecting bin, and the coal with inappropriate size is left on the screen net, thereby avoiding the mixing of the coal with too large or too small size, and improving the efficiency of subsequent use or treatment. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a three-dimensional schematic view of the utility model structure;

[0020] Figure 2 It is a three-dimensional view of the connecting plate, baffle and screen net of the utility model;

[0021] Figure 3 It is a three-dimensional view of the utility model circulating mechanism;

[0022] Figure 4 It is a three-dimensional view of the utility model crushing mechanism.

[0023] In the drawing: 1 feeding hopper, 2 support frame, 3 collecting bin, 4 circulating mechanism, 41 connecting plate, 42 baffle, 43 screen net, 44 first electric hydraulic rod, 45 fixed frame, 46 sliding frame, 47 fixed plate, 48 collecting hopper, 49 second electric hydraulic rod, 410 storage frame, 411 first motor, 412 positioning frame, 5 crushing mechanism, 51 first connecting frame, 52 second connecting frame, 53 connecting seat, 54 rotating rod, 55 second motor, 56 crushing knife holder. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] Embodiment one:

[0026] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a kind of coal screening and crushing terminal circulating device, including feeding hopper 1, feeding hopper 1 left and right sides are fixedly provided with support frame 2, feeding hopper 1 below is provided with collecting bin 3, feeding hopper 1 rear is provided with circulating mechanism 4, and feeding hopper 1 is provided with crushing mechanism 5 between collecting bin 3;

[0027] Circulating mechanism 4 includes filter part and circulating part;

[0028] Crushing mechanism 5 includes connecting part and crushing part.

[0029] The filtering part comprises a connecting plate 41 located below the feeding hopper 1, both ends of the top surface of the connecting plate 41 are fixedly provided with baffles 42, and the inside of the connecting plate 41 is fixedly provided with a screen 43, and the side surface of the baffle 42 is hingedly provided with a first electric hydraulic rod 44.

[0030] The circulating part comprises a fixing frame 45 located behind the feeding hopper 1, the side surface of the fixing frame 45 is provided with a sliding groove, and the outer side surface of the fixing frame 45 is sleeved with a sliding frame 46, and the rear end of the sliding frame 46 is located inside the sliding groove and is in sliding connection with the inner wall of the sliding groove.

[0031] The front surface of the sliding frame 46 is fixedly provided with a fixed plate 47, the front end of the fixed plate 47 is hingedly provided with a collecting hopper 48, and the front end of the fixed plate 47 is hingedly provided with a second electric hydraulic rod 49, and the output shaft of the second electric hydraulic rod 49 is hinged to the collecting hopper 48.

[0032] The top surface of the fixing frame 45 is fixedly provided with a mounting frame, the upper end of the mounting frame is provided with a storage frame 410, the storage frame 410 is in bearing connection with the mounting frame, the top surface of the fixing frame 45 is fixedly provided with a first motor 411, the output shaft of the first motor 411 penetrates the mounting frame and is fixedly connected with the storage frame 410.

[0033] The front end of the storage frame 410 is provided with a positioning frame 412, the positioning frame 412 is fixedly arranged on the top surface of the fixing frame 45, a lifting line is wound outside the storage frame 410, a connecting hole is formed in the top surface of the fixing frame 45, and the front end of the lifting line sequentially passes through the positioning frame 412 and the connecting hole and is fixedly connected with the upper end of the sliding frame 46.

[0034] Further, the first electric hydraulic rod 44 is started, the first electric hydraulic rod 44 drives the baffle 42 and the connecting plate 41 to move, the connecting plate 41 is deflected, the unqualified coal left on the screen 43 falls into the collecting hopper 48, then the second electric hydraulic rod 49 is started, the second electric hydraulic rod 49 drives the collecting hopper 48 to deflect, so that the coal in the collecting hopper 48 is prevented from bouncing out, the first motor 411 is started, the first motor 411 drives the lifting line on the storage frame 410 to move, the lifting line drives the sliding frame 46 and the collecting hopper 48 to lift, when the collecting hopper 48 moves to above the feeding hopper 1, the second electric hydraulic rod 49 is started, the collecting hopper 48 is deflected, the coal in the collecting hopper 48 is poured into the feeding hopper 1, and secondary crushing is completed.

[0035] Furthermore, in this embodiment, by activating the first electric hydraulic rod 44, the positions of the baffle 42 and the connecting plate 41 can be deflected, allowing the unqualified coal material left on the screen 43 to fall smoothly into the collection hopper 48. The deflection function of the second electric hydraulic rod 49 ensures that the coal material will not pop out during the movement of the collection hopper 48. The lifting function of the suspension line driven by the first motor 411 and the sliding frame 46 allows the collection hopper 48 to be easily moved above the feed hopper 1, realizing the automatic feeding of coal material, so that unsuitable coal material can be reused, thereby improving the utilization rate of resources.

[0036] Example 2:

[0037] Please see Figures 1-4 Furthermore, based on Embodiment 1, the following is obtained: the connecting part includes a first connecting frame 51, two first connecting frames 51 are arranged at the front and rear, the top surface of the first connecting frame 51 is fixedly connected to the feed hopper 1, and a second connecting frame 52 is fixedly arranged on both the left and right sides of the first connecting frame 51. A connecting seat 53 is fixedly arranged on the bottom surface of the first connecting frame 51 and the second connecting frame 52, and the lower end of the connecting seat 53 is hinged to the connecting plate 41 and the first electric hydraulic rod 44 respectively.

[0038] The crushing section includes a rotating rod 54, which passes through a nearby second connecting frame 52 and is connected to another second connecting frame 52 by a bearing. A crushing blade holder 56 is fixedly sleeved on the outer side of the second connecting frame 52, and a second motor 55 is fixedly installed on the outer side of the second connecting frame 52. The output shaft of the second motor 55 passes through the second connecting frame 52 and is fixedly connected to the nearby rotating rod 54.

[0039] Furthermore, in this embodiment, coal is fed into the feed hopper 1 and enters the first connecting frame 51 and the second connecting frame 52. The second motor 55 is started, and the second motor 55 drives the rotating rod 54 and the crushing blade holder 56 to rotate. The crushing blade holder 56 is arranged crosswise on the front and rear sides. When the front and rear sides rotate, the coal is crushed. The crushed coal falls onto the screen 43. Coal of suitable size falls from the screen 43 into the collection bin 3, while unsuitable coal remains on the screen 43.

[0040] Furthermore, in this embodiment, the rotating rod 54 and the crushing blade holder 56 are driven by the second motor 55. The crushing blade holder 56 is arranged crosswise on both the front and rear sides to ensure that the coal is fully crushed when rotating on both sides, thereby improving the crushing efficiency. The screen 43 is set so that coal of suitable size can fall smoothly into the collection bin 3, while unsuitable coal is left on the screen, avoiding the mixing of coal that is too large or too small, thereby improving the efficiency of subsequent use or processing.

[0041] In use, coal is fed into the feed hopper 1, entering the first connecting frame 51 and the second connecting frame 52. The second motor 55 is started, driving the rotating rod 54 and the crushing blade holder 56 to rotate. The crushing blade holder 56 is arranged crosswise on both sides, crushing the coal as it rotates. The crushed coal falls onto the screen 43. Coal of suitable size falls from the screen 43 into the collection bin 3, while unsuitable coal remains on the screen 43. The first electric hydraulic rod 44 is then started, moving the baffle 42 and the connecting plate 41. The material is deflected, and any unqualified coal remaining on the screen 43 falls from the connecting plate 41 into the collection hopper 48. Then, the second electric hydraulic rod 49 is activated, which drives the collection hopper 48 to deflect, preventing the coal in the collection hopper 48 from popping out. The first motor 411 is activated, which drives the suspension line on the receiving frame 410 to move. The suspension line drives the sliding frame 46 and the collection hopper 48 to rise and fall. When the collection hopper 48 moves above the feeding hopper 1, the second electric hydraulic rod 49 is activated, causing the collection hopper 48 to deflect and pour the coal in the collection hopper 48 into the feeding hopper 1, completing the secondary crushing.

[0042] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A coal screening and crushing terminal recycling device for coal into a furnace, comprising a feed hopper (1), characterized in that: The feeding hopper (1) is provided with support frames (2) on the left and right sides, a collecting bin (3) is arranged below the feeding hopper (1), a circulating mechanism (4) is arranged behind the feeding hopper (1), and a crushing mechanism (5) is arranged between the feeding hopper (1) and the collecting bin (3); The circulating mechanism (4) comprises a filtering part and a circulating part; The crushing mechanism (5) comprises a connecting part and a crushing part.

2. A coal sizing and crushing terminal recycling device for feeding a furnace as claimed in claim 1, characterized in that: The filtering part comprises a connecting plate (41), the connecting plate (41) is located below the feeding hopper (1), baffle plates (42) are fixedly arranged at the left and right ends of the top surface of the connecting plate (41), a screen (43) is fixedly arranged in the connecting plate (41), and first electric hydraulic rods (44) are hingedly arranged on the side surfaces of the baffle plates (42).

3. A coal sizing and crushing terminal recycling device for feeding a furnace as claimed in claim 1, characterized in that: The circulating part comprises a fixed frame (45), the fixed frame (45) is located behind the feeding hopper (1), a sliding groove is formed in the side surface of the fixed frame (45), a sliding frame (46) is sleeved on the outer side surface of the fixed frame (45), and the rear end of the sliding frame (46) is located in the sliding groove and is in sliding connection with the inner wall of the sliding groove.

4. A coal sizing and crushing terminal recycling device for feeding a furnace as claimed in claim 3, characterized in that: A fixed plate (47) is fixedly arranged on the front surface of the sliding frame (46), a collecting hopper (48) is hingedly arranged at the front end of the fixed plate (47), a second electric hydraulic rod (49) is hingedly arranged at the front end of the fixed plate (47), and the output shaft of the second electric hydraulic rod (49) is hinged to the collecting hopper (48).

5. A coal sizing and crushing terminal recycling device for feeding a furnace as claimed in claim 4, characterized in that: A mounting frame is fixedly arranged on the top surface of the fixed frame (45), a storage frame (410) is arranged at the upper end of the mounting frame, the storage frame (410) is in bearing connection with the mounting frame, a first motor (411) is fixedly arranged on the top surface of the fixed frame (45), and the output shaft of the first motor (411) penetrates through the mounting frame and is fixedly connected with the storage frame (410).

6. A coal sizing and crushing terminal recycling device for feeding a furnace as claimed in claim 5, characterized in that: A positioning frame (412) is arranged at the front end of the storage frame (410), the positioning frame (412) is fixedly arranged on the top surface of the fixed frame (45), a lifting line is wound on the outer side of the storage frame (410), a connecting hole is formed in the top surface of the fixed frame (45), and the front end of the lifting line sequentially passes through the positioning frame (412) and the connecting hole and is fixedly connected with the upper end of the sliding frame (46).

7. A coal sizing and crushing terminal recycling device for coal into a furnace as described in claim 1, wherein: The connecting part comprises first connecting frames (51), two first connecting frames (51) are arranged in front of and behind each other, the top surface of each first connecting frame (51) is fixedly connected with the feeding hopper (1), second connecting frames (52) are fixedly arranged on the left and right sides of each first connecting frame (51), and connecting seats (53) are fixedly arranged on the bottom surfaces of the first connecting frames (51) and the second connecting frames (52).

8. A coal sizing and crushing terminal recycling device for feeding a furnace as claimed in claim 7, characterized in that: The crushing part comprises a rotating rod (54) penetrating through a second connecting frame (52) close to it and bearing connected with another second connecting frame (52), a crushing cutter holder (56) is fixedly sleeved on the outer side of the second connecting frame (52), a second motor (55) is fixedly arranged on the outer side of the second connecting frame (52), and the output shaft of the second motor (55) penetrates through the second connecting frame (52) and is fixedly connected with the rotating rod (54) close to it.

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