CN210523055U

CN210523055U - Novel vibrating screen

Info

Publication number: CN210523055U
Application number: CN201921402059.8U
Authority: CN
Inventors: 李本斌; 赵向阳; 胡引龙; 吴化林; 胡红勤; 刘会议; 应继永; 赵文灿; 刘晨光; 李红艳
Original assignee: China Pingmei Shenma Group Nylon Technology Co ltd
Current assignee: China Pingmei Shenma Group Nylon Technology Co ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-05-15
Anticipated expiration: 2029-08-27

Abstract

The utility model relates to a novel vibrating screen, which comprises a chassis, a base and a screen frame; a primary shock absorber connected with the base is arranged on the chassis; the base comprises a secondary shock absorber, a vibration motor and a frame seat; the upper end of the vibration motor is connected with the frame seat; the upper end of the secondary shock absorber is connected with the frame base; the screen frame is arranged on the frame seat; the screen frame comprises a plurality of layers of screens which are stacked, a screen binding tool connected with the plurality of layers of screens, and a positioning rod for fixing the position of each layer of screen; the top of the sieve frame is provided with a material cover; a discharge port is arranged on the side wall of the screen; a discharge pipe extending out of the outer wall and with a downward opening is arranged on the discharge port; a liftable top ring is arranged on the screen; the inner wall of the screen is provided with a current limiter for controlling the size of the discharge hole; the current limiter is provided with a through hole matched with the discharge hole; the current limiter is provided with a control rod; the side wall of the screen is provided with a rod channel matched with the control rod. The utility model has the advantages of reasonable design, simple structure, easy and simple to handle, the noise of reduction equipment reduces the material extravagant, improves the screening efficiency, improves work efficiency.

Description

Novel vibrating screen

Technical Field

The utility model belongs to the technical field of the shale shaker technique and specifically relates to a novel shale shaker.

Background

The vibrating screen works by utilizing the complex rotation type vibration generated by the vibration of the vibrator, is a preferred mechanical device for filtering and screening materials, and plays an important role in the fields of food processing, building, mines, coal and the like. Chinese patent document with grant publication number CN207013261U discloses a shale shaker that vibration performance is good, the utility model discloses a shale shaker that vibration performance is good, the inside upper portion of shale shaker main part is equipped with the one deck shale shaker, one deck shale shaker right side bottom is equipped with the one deck shale shaker spliced pole, the below of one deck shale shaker spliced pole is equipped with the drive arrangement fixed plate, the junction of one deck shale shaker spliced pole and drive arrangement fixed plate is equipped with the track, drive arrangement fixed plate right side top is equipped with first drive arrangement, the one deck shale shaker spliced pole passes through driving belt with first drive arrangement to be connected, the below of one deck shale shaker is equipped with two layers of shale shakers, the left and right sides symmetry of shale shaker main part bottom is equipped with buffer, the middle part of shale shaker main part bottom is equipped with vibrating device, vibrating device's bottom is equipped with the bottom plate, the left side and the right side. The vibrating screen with good vibrating performance is simple in structure, convenient to use and convenient to move. However, in the screening process of the existing vibrating screen, the discharge amount of each layer of screen mesh is greatly different, the specifications of the collecting boxes are basically similar, when one collecting box is fully collected, the collecting box needs to be replaced by a power-off mode, the working efficiency is easily reduced, and the use of instruments is influenced by frequent startup and shutdown.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel shale shaker for solve every layer of screen cloth load difference of current shale shaker, the unstable problem of screen cloth meta-position.

In order to solve the problems, the utility model provides a novel vibrating screen, which comprises a chassis, a base and a screen frame; a primary shock absorber connected with the base is arranged on the chassis; the base comprises a secondary shock absorber, a vibration motor and a frame seat; the upper end of the vibration motor is connected with the frame seat; the upper end of the secondary shock absorber is connected with the frame base; the screen frame is arranged on the frame seat; the screen frame comprises a plurality of layers of screens which are stacked, a screen binder connected with the plurality of layers of screens, and a positioning rod for fixing the position of each layer of screen; the top of the sieve frame is provided with a material cover; a discharge hole is formed in the side wall of the screen; a discharge pipe extending out of the outer wall and with a downward opening is arranged on the discharge port; a liftable top ring is arranged on the screen; the inner wall of the screen controls the size of the discharge hole; the flow restrictor is provided with a through hole matched with the discharge hole; the current limiter is provided with a control rod; and a rod channel matched with the control rod is arranged on the side wall of the screen.

The utility model provides a novel vibrating screen still has following technical characteristic:

further, a material inlet is formed in the material cover; the material cover is fixed on the screen at the top layer through the screen bundling tool.

Furthermore, a conical disc is arranged at the center of the bottom surface of the inner cavity of the screen; the bottom surface of the conical disc is far smaller than the bottom surface of the inner cavity of the screen.

Further, a shock pad is arranged at the bottom of the chassis; the chassis is provided with a threaded hole; the chassis may be fixed to the ground.

Further, the top ring can be matched with the screen mesh in a threaded mode to lift.

Furthermore, the screen mesh harness is provided with clamping grooves and a plurality of positioning blocks which are arranged on the outer wall of the screen mesh harness at intervals; the positioning block is provided with a positioning hole matched with the positioning rod; the bottom of the side wall of the screen is provided with a convex edge; the convex edge is combined with the top ring at the lower layer and then matched with the clamping groove; the frame seat is combined with the convex edge of the bottom layer and then matched with the clamping groove; the material cover is combined with the top ring and then matched with the clamping groove.

Further, the positioning rod penetrates through the positioning hole; each layer of positioning block is fixed by matching an upper nut and a lower nut with the positioning rod.

The utility model discloses following beneficial effect has: the utility model has reasonable structural design, adopts the screen design with adjustable inner cavity height, can select proper screen space according to the main particle size of the screening material, reduces the difference of screening strength of each layer, and increases the screening amount of the screen; through the design of current limiter, what and the ejection of compact opportunity of control screen cloth ejection of compact to the unrestrained that causes when avoiding the material collecting box exchange of collection material that can be abundant improves work efficiency, reduces working strength.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic diagram of a screen structure according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of a screen binder according to an embodiment of the present invention;

in the figure: 1-chassis, 11-shock pad, 12-primary shock absorber, 13-fixed hole, 2-base, 21-secondary shock absorber, 22-vibrating motor, 23-frame seat, 3-sieve frame, 31-sieve, 311-discharge hole, 312-top ring, 313-conical disc, 314-current limiter, 3141-through hole, 3142-control rod, 3143-rod channel, 315-convex edge, 32-sieve binder, 321-clamping groove, 322-positioning block, 3221-positioning hole, 33-positioning rod, 34-material cover and 341-feed port.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In an embodiment of the novel vibrating screen of the present invention as shown in fig. 1, fig. 2, and fig. 3, the vibrating screen includes a chassis 1, a base 2, and a screen frame 3; a primary shock absorber 12 connected with the base 2 is arranged on the chassis 1; the base 2 comprises a secondary shock absorber 21, a vibration motor 22 and a frame seat 23; the upper end of the vibration motor 22 is connected with the frame seat 23; the upper end of the secondary shock absorber 21 is connected with a frame seat 23; the screen frame 3 is arranged on the frame seat 23; the screen frame 3 comprises a plurality of layers of screens 31 which are stacked, a screen binder 32 which connects the plurality of layers of screens, and a positioning rod 33 which fixes the position of each layer of screens; the top of the sieve frame 3 is provided with a material cover 34; a discharge port 311 is arranged on the side wall of the screen mesh 31; a discharge pipe extending out of the outer wall and having a downward opening is arranged on the discharge port 311; a liftable top ring 312 is arranged on the screen mesh 31; the inner wall of the screen mesh 31 is provided with a flow restrictor 314 for controlling the size of the discharge hole 311; the flow restrictor 314 is provided with a through hole 3141 matched with the discharge hole 311; the flow restrictor is provided with a control rod 3142; the side wall of the screen 31 is provided with a rod channel 3143 matched with the control rod 3142. The design that adopts the second grade bumper shock absorber has reduced the vibration noise between equipment and the floor, provides a suitable operational environment relatively, and the screen cloth design of multi-stage connection is convenient for replace suitable screen cloth according to the demand, adopts the design of current limiter, adjusts the size of load at any time, closes the discharge gate at any time, carries out the change of collecting box, and it is extravagant to reduce the material.

Specifically, the material cover 34 is provided with a feeding hole 341; a material cover 34 is secured to the top screen 31 by a screen clamp 32. The material is poured into the equipment conveniently by arranging the feeding port, and the detachable material cover is convenient for loading and unloading the equipment.

Specifically, a conical disc 313 is arranged at the center of the bottom surface of the inner cavity of the screen 31; the bottom surface of cone 313 is much smaller than the bottom surface of the inner cavity of screen 31. Set up the material gathering effect that the conical disk has increased the screening process of screen cloth in the screen cloth, with the material gathering at the screen cloth edge, be convenient for the material to concentrate to the discharge gate and discharge in vibration process gathering material.

Specifically, the bottom of the chassis 1 is provided with a shock pad 11; the chassis 1 is provided with a threaded hole 13; the chassis 1 may be fixed to the ground. The chassis is additionally provided with a shock pad, so that the vibration between the chassis and a floor slab is further reduced.

Specifically, the top ring 312 may be raised and lowered in threaded engagement with the screen 31. The top ring is matched with the screen mesh, so that the relative position stability of the top ring can be ensured, and the purpose of increasing the effective space of the inner cavity can be achieved.

Specifically, the screen harness 32 is provided with a clamping groove 321 and a plurality of positioning blocks 322 arranged on the outer wall of the screen harness 32 at intervals; a positioning hole 3221 matched with the positioning rod 33 is arranged on the positioning block 322; the bottom of the side wall of the screen mesh 31 is provided with a convex edge 315; the convex edge 315 is combined with the lower top ring 312 and then matched with the clamping groove 321; the frame base 23 is combined with the bottom layer convex edge 315 and then matched with the clamping groove 321; the material cover 34 is combined with the top ring 312 and then matched with the clamping groove 321. The screen cloth harness sets up the locating piece outward, and it is fixed to reach the layer height of fixing every layer of screen cloth with the locating lever cooperation, connects the screen cloth as whole, increases the transmission effect of vibration.

Specifically, the positioning rod 33 passes through the positioning hole 3221; each layer of positioning block 322 is fixed by upper and lower nuts and positioning rod 33. The positioning rod and the nut are matched with an effective positioning screen mesh position.

The working principle is as follows: a user can select a plurality of screen meshes 31 with proper particle sizes according to materials to be screened, the positions of the top ring 312 and the screen meshes 31 are adjusted according to the proportion of the particle sizes of the materials, the height of the inner cavity of the screen meshes 31 is proper, each layer of screen meshes 31 are sequentially and fixedly connected with each other from top to bottom through the screen mesh binding tool 32 according to the screen diameters, so that the screen frame 3 is formed, and the discharge holes 311 of each layer are arranged in a staggered mode and are not in the same vertical direction; fixing the sieve frame 3 on the frame seat 23 through the sieve net clamp 32, wherein each layer of positioning holes 3221 is positioned on a straight line, and fixing the position of the sieve frame 3 through the matching of the positioning rods 33 and the screw caps; the placed materials enter the interior of the equipment through the feeding hole 341, and under the work of the vibration motor 22, the materials flow out from the discharging hole 311 on each layer and enter the collecting box on the ground.

When a collecting box approaches to the full load state, the control rod 3142 is moved to drive the flow restrictor 314 to close the discharge hole 311 of the layer, and after the collecting empty box is replaced, the control rod 3142 is moved again to drive the flow restrictor 314 to open the discharge hole 311, so that the material collection is continued.

Or the positions of the current limiter 314 and the discharge port 311 can be properly adjusted according to the collecting speed of each collecting box, the material outflow speed is adjusted, the collecting speed is further adjusted to be consistent, and after all the collecting boxes approach to the full load state at the same time, the power supply of the equipment or the discharge port 311 is turned off, and the collecting boxes are replaced at the same time.

The design structure is simple, the operation is simple and convenient, the stability of the equipment is improved, the vibration noise of the equipment is reduced, the flow of the discharge port is adjusted, the material waste is reduced, the screening efficiency is improved, and the working efficiency is improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A novel vibrating screen is characterized in that: comprises a chassis (1), a base (2) and a sieve frame (3); a primary shock absorber (12) connected with the base (2) is arranged on the chassis (1); the base (2) comprises a secondary shock absorber (21), a vibration motor (22) and a frame seat (23); the upper end of the vibration motor (22) is connected with the frame seat (23); the upper end of the secondary shock absorber (21) is connected with the frame seat (23); the screen frame (3) is arranged on the frame seat (23); the screen frame (3) comprises a plurality of layers of screens (31) which are stacked, a screen clamp (32) which is connected with the plurality of layers of screens, and a positioning rod (33) which is used for fixing the position of each layer of screens; the top of the sieve frame (3) is provided with a material cover (34); a discharge hole (311) is formed in the side wall of the screen (31); a discharge pipe extending out of the outer wall and with a downward opening is arranged on the discharge port (311); a liftable top ring (312) is arranged on the screen (31); the inner wall of the screen (31) is provided with a flow restrictor (314) for controlling the size of the discharge hole (311); the flow restrictor (314) is provided with a through hole (3141) matched with the discharge hole (311); the flow restrictor is provided with a control rod (3142); and a rod channel (3143) matched with the control rod (3142) is arranged on the side wall of the screen (31).

2. The novel vibratory screen of claim 1, wherein: a material inlet (341) is formed in the material cover (34); the material cover (34) is fixed on the screen (31) at the top layer through the screen binder (32).

3. The novel vibratory screen of claim 1, wherein: a conical disc (313) is arranged at the center of the bottom surface of the inner cavity of the screen (31); the bottom surface of the conical disc (313) is far smaller than the bottom surface of the inner cavity of the screen (31).

4. The novel vibratory screen of claim 1, wherein: the bottom of the chassis (1) is provided with a shock pad (11); the chassis (1) is provided with a threaded hole (13); the chassis (1) can be fixed on the ground.

5. The novel vibratory screen of claim 1, wherein: the top ring (312) can be matched with the screen (31) in a threaded manner to lift.

6. The novel vibratory screen of claim 1, wherein: the screen mesh binding tool (32) is provided with clamping grooves (321) and a plurality of positioning blocks (322) which are arranged on the outer wall of the screen mesh binding tool (32) at intervals; a positioning hole (3221) matched with the positioning rod (33) is formed in the positioning block (322); the bottom of the side wall of the screen (31) is provided with a convex edge (315); the convex edge (315) is combined with the top ring (312) at the lower layer and then matched with the clamping groove (321); the frame seat (23) is combined with the convex edge (315) at the bottom layer and then matched with the clamping groove (321); the material cover (34) is combined with the top ring (312) and then matched with the clamping groove (321).

7. The novel vibratory screen of claim 6, wherein: the positioning rod (33) penetrates through the positioning hole (3221); each layer of positioning block (322) is matched and fixed with the positioning rod (33) by an upper nut and a lower nut.