Roller screening equipment for mine

Abstract

The utility model relates to the technical field of mining, in particular to drum screening equipment for mines, which is provided with a rotary fixing mechanism of a drum, so that the position of a feeding port is stable, feeding is facilitated, and reliability is improved. Comprising a base, side supporting plates, connecting shafts, a screening roller, a rotary driving mechanism, a feeding port, a storage frame, an opening and closing plate, a first connecting frame, an air cylinder, a sliding pin and a pin groove seat, the front side and the rear side of the top end of the base are connected with the bottom ends of the side supporting plates correspondingly, and the middles of the inner sides of the two side supporting plates are rotationally connected with the middles of the corresponding sides of the screening roller through the connecting shafts correspondingly; the rear side of the interior of the feeding port is connected with a storage frame, the inner side of the storage frame is longitudinally and slidably connected with the outer side of the opening and closing plate, the middle rear side of the top end of the screening roller is connected with the bottom end of the pin groove seat, and the middle upper portion of the front end of a rear side supporting plate is connected with the rear side of an air cylinder through a first connecting frame. And an opening and closing driving mechanism is arranged on the opening and closing plate and the screening roller.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of mine exploitation, specifically is a mine is with drum screening equipment. BACKGROUND

[0002] Mine refers to the independent production and operation unit of mining ore with certain mining boundary. Mine mainly includes one or more mining workshops (or pithead, mine, open pit, etc.) and some auxiliary workshops, and most of the mines also include ore dressing field (coal washing plant).

[0003] In the mine exploitation, the corresponding screening equipment is needed to screen the ore, and the existing patent for a screening device for mine powder (CN222402199U) is used. After the motor two is started, it will drive the screening drum to rotate, so that the mounting frame comes to the top, and then the motor two opens the mounting frame through the rotating baffle, and the electric discharge valve is opened. The internal ore powder of the bin will fall into the inside of the screening drum through the discharge pipe. Through the above structure and method, the device can complete automatic feeding, reduces manual intervention, so that the device can work continuously and stably, significantly improves the production efficiency, and reduces the labor cost. Automatic feeding also reduces the direct contact of workers with harmful factors such as dust and noise, improves the working environment, and protects the health and safety of workers.

[0004] But the motor of the device lacks positioning for the screening drum, resulting in unstable feeding and poor reliability. Utility model content

[0005] (I) the technical problem solved

[0006] In view of the deficiency of prior art, the utility model provides a kind of mine is with drum screening equipment, and rotating fixing mechanism of setting drum is positioned, so that the position of feeding inlet is stable, facilitate feeding, improve reliability.

[0007] (II) technical scheme

[0008] In order to achieve the above object, the utility model provides the following technical scheme: a mine is with drum screening equipment, including base, side support board, connecting shaft, screening drum, rotary drive mechanism, feed inlet, storage frame, open and close board, connecting frame no.

[0009] Preferably, it further includes connecting plate no., feed hopper and auxiliary support, and the top end of the front side support plate is connected with the front side of the connecting plate no., the rear side of the connecting plate no.

[0010] Preferably, it further includes a chamfer groove, and the inner side of the upper part of the pin groove seat is provided with the chamfer groove.

[0011] Preferably, the drive mechanism includes an opening and closing drive motor, a threaded rod, a threaded tube, a connecting plate no.

[0012] Preferably, it further includes a corrugated sheath, and the outer part of the rear side of the threaded tube is connected with the front side of the corrugated sheath.

[0013] Preferably, it further includes an oil injection nozzle, and the rear side of the top end of the threaded tube is connected with the bottom end of the oil injection nozzle.

[0014] (Three) beneficial effects

[0015] Compared with the prior art, the utility model provides a mine is with drum screening equipment, has the following

[0016] Beneficial effects:

[0017] The rotary drive mechanism allows the screening drum to rotate under the constraint of the side support plates via the connecting shafts on both sides. When feeding is required, the screening drum can be rotated to the position where the feed inlet is directly above. With a pair of cylinders fixed in the connecting frame, the cylinders act on the sliding pin to slide down, and the pin enters the pin groove seat to fix the screening drum. Then, the drive mechanism opens the opening and closing plate under the constraint of the storage frame, and the ore can be poured in through the inner opening of the feed inlet. After completion, the drive mechanism acts on the opening and closing plate to close it inside the feed inlet. Then, the rotary drive mechanism continues to run, causing the screening drum to rotate and screen. The rotating and fixing mechanism of the drum is set up to stabilize the position of the feed inlet, facilitate feeding, and improve reliability. Attached Figure Description

[0018] Figure 1 This is an axial view illustrating the structure of this utility model.

[0019] Figure 2 This utility model Figure 1 The right view;

[0020] Figure 3 This utility model Figure 2 View from section A;

[0021] Figure 4 This utility model Figure 2 Enlarged view of B.

[0022] The attached diagram shows the following components: 1. Base; 2. Side support plate; 3. Connecting shaft; 4. Screening drum; 5. Rotary drive mechanism; 7. Feed inlet; 8. Storage rack; 9. Opening and closing plate; 10. Connecting frame one; 11. Cylinder; 12. Sliding pin; 13. Pin groove seat; 14. Connecting plate one; 15. Feed hopper; 16. Chamfered groove; 17. Auxiliary support; 18. Opening and closing drive motor; 19. Threaded rod; 20. Threaded pipe; 21. Connecting plate two; 22. Connecting frame two; 23. Corrugated sleeve; 24. Oil nozzle. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] Example

[0025] Please see Figures 1-4The utility model provides a mine is with drum screening equipment, including base 1, side support plate 2, connecting shaft 3, screening drum 4, rotary drive mechanism 5, feed inlet 7, storage frame 8, open and close plate 9, connecting frame one 10, cylinder 11, slide pin 12 and pin groove seat 13, the top front and rear sides of base 1 are connected with the bottom end of a group of side support plate 2 respectively, and the middle part of the inner side of two groups of side support plate 2 is rotatably connected with the corresponding side middle part of screening drum 4 through a group of connecting shaft 3, and the outer part of front side support plate 2 is provided with rotary drive mechanism 5, and the output end of rotary drive mechanism 5 is connected with the side connecting shaft 3, and the top front side of screening drum 4 is provided with feed inlet 7, and the inner rear side of feed inlet 7 is connected with storage frame 8, and the inner side of storage frame 8 is longitudinally slidably connected with the outer side of open and close plate 9, and the top middle rear side of screening drum 4 is connected with the bottom end of pin groove seat 13, and the front end middle upper part of rear side support plate 2 is connected with the rear side of cylinder 11 through connecting frame one 10, and the output end of cylinder 11 is movably provided with slide pin 12, and slide pin 12 is movably inserted with pin groove seat 13, and open and close drive mechanism is arranged on open and close plate 9 and screening drum 4, and through the operation of rotary drive mechanism 5, screening drum 4 can rotate under the restraint of connecting shaft 3 on both sides in side support plate 2, when needing to feed, screening drum 4 can be rotated to the position that feed inlet 7 is directly above, under the fixation of connecting frame one 10 to cylinder 11, cylinder 11 acts on slide pin 12 and slides down, and pin is inserted into pin groove seat 13 to fix screening drum 4, and then open and close plate 9 is opened under the restraint of storage frame 8 by drive mechanism, and ore material can be poured into from the inner mouth of feed inlet 7, after completion, drive mechanism acts on open and close plate 9 to close in the inner part of feed inlet 7, and then rotary drive mechanism 5 continues to operate to make screening drum 4 rotate and screen.

[0026] Still include connecting plate one 14, feed hopper 15 and auxiliary support 17, and the top end of front side support plate 2 is connected with the front side of connecting plate one 14, and the rear side of connecting plate one 14 is connected with the top middle part of both sides of base 1 through auxiliary support 17, and the middle inner side of connecting plate one 14 is connected with the lower outer side of feed hopper 15, and when feed inlet 7 moves to the directly above position, material can be guided from feed hopper 15 under the connection of connecting plate one 14 and enter through feed inlet 7, to improve convenience.

[0027] Still include chamfered groove 16, and the inner top side of pin groove seat 13 is provided with chamfered groove 16, and the upper part of pin groove seat 13 can be flared through chamfered groove 16, to facilitate the insertion of slide pin 12 into pin groove seat 13, to improve convenience.

[0028] The driving mechanism comprises an opening and closing driving motor 18, a threaded rod 19, a threaded tube 20, a connecting plate two 21 and a connecting frame two 22. The top front side of the opening and closing plate 9 is connected to the bottom end of the connecting plate two 21. The top rear side of the feed inlet 7 of the screening drum 4 is connected to the bottom end of the opening and closing driving motor 18 through the connecting frame two 22. The output end of the opening and closing driving motor 18 is connected to the rear side of the threaded rod 19. The outer wall of the threaded rod 19 is screw-connected to the inner wall of the threaded tube 20. The front side of the threaded tube 20 is connected to the rear side of the connecting plate two 21. When the opening and closing driving motor 18 is running, the threaded rod 19 is rotating. The threaded rod 19 is longitudinally sliding through the screw connection with the threaded tube 20 to connect the connecting plate two 21, thereby realizing automatic opening and closing.

[0029] The driving mechanism further comprises a corrugated sheath 23. The rear side of the threaded tube 20 is connected to the front side of the corrugated sheath 23. The corrugated sheath 23 can adapt to the deformation of the exposed part of the threaded rod 19, and always wraps around the surface to provide protection, thereby improving reliability.

[0030] The driving mechanism further comprises an oil injection nozzle 24. The top rear side of the threaded tube 20 is connected to the bottom end of the oil injection nozzle 24. The oil injection nozzle 24 can be used to inject oil into the inner wall of the threaded tube 20, thereby facilitating lubrication and maintenance.

[0031] In summary, when the mine screening drum device is in use, the screening drum 4 is rotating through the two connecting shafts 3 under the constraint of the side support plates 2 through the rotating driving mechanism 5. When feeding is needed, the screening drum 4 is rotated to the position where the feed inlet 7 is directly above. The gas cylinder 11 is acting on the sliding pin 12 under the fixation of the connecting frame one 10. The sliding pin 12 is inserted into the pin slot seat 13 through the chamfered slot 16 to expand the upper part of the pin slot seat 13. The sliding pin 12 is fixed to the screening drum 4. When the opening and closing driving motor 18 is running, the threaded rod 19 is rotating. The threaded rod 19 is longitudinally sliding through the screw connection with the threaded tube 20 to connect the connecting plate two 21, thereby realizing automatic opening and closing. The front side side support plate 2 and the auxiliary support 17 are stably supporting the connecting plate one 14. When the feed inlet 7 is moved to the directly above position, the material is guided from the feed hopper 15 to the feed inlet 7 through the connection of the connecting plate one 14. The ore material is poured into the feed inlet 7. After completion, the opening and closing driving motor 18 is acting on the opening and closing plate 9 to close the feed inlet 7. Then the rotating driving mechanism 5 is continuously running to rotate and screen the screening drum 4. In addition, the corrugated sheath 23 can adapt to the deformation of the exposed part of the threaded rod 19, and always wraps around the surface to provide protection. The oil injection nozzle 24 can be used to inject oil into the inner wall of the threaded tube 20, thereby facilitating lubrication and maintenance.

[0032] The rotating driving mechanism 5 and the opening and closing driving motor 18 are the commonly used devices in the market, which are known to those skilled in the art. Here, we only use them without improving their structure and function. Therefore, we will not go into details.

[0033] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A mine roller screening apparatus, characterized in that, The utility model provides a kind of screening drum, including base (1), side support plate (2), connecting shaft (3), screening drum (4), rotary drive mechanism (5), feed inlet (7), storage frame (8), opening and closing plate (9), connecting frame one (10), cylinder (11), sliding pin (12) and pin groove seat (13), the top end of the base (1) front and rear sides is connected with the bottom end of a group of side support plate (2) respectively, the inside middle part of two groups of side support plate (2) is respectively connected with the corresponding side middle part of screening drum (4) by a group of connecting shaft (3) rotationally, the outside of front side side support plate (2) is provided with rotary drive mechanism (5), and the output end of rotary drive mechanism (5) is connected with the side connecting shaft (3), and the top end of screening drum (4) front is provided with feed inlet (7), and the inside rear side of feed inlet (7) is connected with storage frame (8), and the inside of storage frame (8) is longitudinally slidably connected with the outside of opening and closing plate (9), and the top end of screening drum (4) middle rear side is connected with the bottom end of pin groove seat (13), and the front end of rear side side support plate (2) middle upper part is connected with the rear side of cylinder (11) by connecting frame one (10), and the output end of cylinder (11) is movably provided with sliding pin (12), and sliding pin (12) is movably inserted with pin groove seat (13), and opening and closing drive mechanism is provided on opening and closing plate (9) and screening drum (4).

2. Mine roller screening apparatus according to claim 1, characterized in that: It further includes connecting plate one (14), feed hopper (15) and auxiliary support (17), and the top end of the front side side support plate (2) is connected with the front side of connecting plate one (14), and the rear side of connecting plate one (14) is connected with the top end of base (1) middle two sides by auxiliary support (17), and the middle inside of connecting plate one (14) is connected with the lower outside of feed hopper (15).

3. A mine roller sifting apparatus according to claim 1, characterised in that: It further includes chamfered groove (16), and the inside of the upper part of pin groove seat (13) is provided with chamfered groove (16).

4. The mine roller sifting apparatus of claim 1, wherein: The drive mechanism includes opening and closing drive motor (18), threaded rod (19), threaded tube (20), connecting plate two (21) and connecting frame two (22), and the top end of opening and closing plate (9) middle front is connected with the bottom end of connecting plate two (21), and the middle rear side of the feed inlet (7) of the top end of screening drum (4) is connected with the bottom end of opening and closing drive motor (18) by connecting frame two (22), and the output end of opening and closing drive motor (18) is connected with the rear side of threaded rod (19), and the outer wall of threaded rod (19) is screw-connected with the inner wall of threaded tube (20), and the front side of threaded tube (20) is connected with the middle part of the rear side of connecting plate two (21).

5. Mine roller screening apparatus according to claim 4, characterized in that: It further includes corrugated sheath (23), and the rear side outside of threaded tube (20) is connected with the front side of corrugated sheath (23).

6. A mine roller sifting apparatus according to claim 4, characterised in that: It further includes oil injection nozzle (24), and the top end of threaded tube (20) middle rear side is connected with the bottom end of oil injection nozzle (24) in communication.

Images