CN218078897U - Novel complex frequency screen - Google Patents

Abstract

The utility model discloses a novel compound sieve frequently, including sieve case body, the bottom that increases friction support pad, big fan housing and solenoid self-oscillation source, the top of sieve case body is connected and is set up a plurality of sealed cowlings, and the bottom of sieve case body is connected and is provided with the blanking fill, and the bottom of sieve case body and blanking fill is connected and is provided with the collet, and sieve case body, rubber lid, blanking fill and collet are the part that does not participate in the vibration of compound sieve body frequently. The utility model discloses an at full static seal and energy-concerving and environment-protective, and the setting of solenoid self-oscillation source drags the power of motor outward and will be little, because it is light to participate in the quality of shaking, the sieve case body does not participate in shaking, do not have and drag motor drive outward, adopt solenoid self-oscillation source driven structure, specifically be solenoid self-oscillation source and extension board, big wind cowl connects fixed vibration source structure, utilize solenoid self-oscillation source to drive the eccentric block rotation after the circular telegram and produce the exciting force, thereby it vibrates the effect that reaches the screening to drive the sieve, fully embody the environmental protection and the superior performance with low costs of equipment.

Description

Novel complex frequency screen

Technical Field

The utility model relates to a multiple frequency sieve technical field specifically is a novel multiple frequency sieve.

Background

The prior complex frequency sieve is widely applied to various sieving fields, has good environmental protection property and adopts a structure that a sieve box does not participate in vibration. The vibration exciter of the compound frequency sieve is driven by an external driving motor to drive an eccentric block of the vibration exciter to generate exciting force for vibrating and sieving, the vibration exciter of the prior compound frequency sieve is driven by the external driving motor, the structure of the vibration exciter is an eccentric shaft type, a protective cover is arranged on the periphery of the vibration exciter, and the motor is connected with the vibration exciter by a flat belt or a transmission shaft.

The existing multifrequency sieve has heavier weight of a vibration participating part, so that the power of a motor is higher than that of the traditional linear sieve (integral vibration), and the whole occupied space is larger because an external dragging motor is arranged and a sieve box is arranged at the periphery.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel multifrequency sieve to solve the current multifrequency sieve that proposes in the above-mentioned background art, participate in the partial weight of shaking heavier, the power that leads to the motor is bigger than traditional rectilinear sieve (whole vibration), owing to have outer motor of dragging and the periphery has the sieve case, whole occupation of land space scheduling problem that also is bigger moreover.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel compound frequency sieve, includes sieve case body, friction-increasing bottom support pad, big fan housing and solenoid self-oscillation source, the top of sieve case body is connected and is set up a plurality of sealed cowls, the bottom of sieve case body is connected and is provided with the blanking fill, the bottom of sieve case body and blanking fill is connected and is provided with the collet, sieve case body, rubber lid, blanking fill and collet are the part of not participating in the vibration of compound frequency sieve body, and spring support, sieve, tubular beams, jackshaft, big fan housing, solenoid self-oscillation source, extension board, bearing body and eccentric block are the part of participating in the vibration of compound frequency sieve body, and the part of not participating in the vibration is that the part of will participating in the vibration will be in the inside for full static seal, so compound frequency sieve body dust does not leak, the noise is little.

Preferably, the rubber cover is directly buckled on the screen box body, the rubber cover is used for checking whether the connecting bolt of the support plate and the screen plate is loosened, and when checking, the rubber cover can be directly taken down from the screen box body by hands, so that concise and convenient operation is achieved.

Preferably, the spring support is of an upper and lower hoop structure, a straight coupling is arranged on the large wind shield, and the spring body is fixed below the spring support.

Preferably, the bottom of collet all is connected and is provided with the removal wheel, the both ends of collet all are connected and are provided with the connecting cylinder, the internally mounted of connecting cylinder has flexible actuating mechanism, and flexible actuating mechanism's bottom is connected with and increases the friction base and prop the pad, the both sides of sieve case body and the both ends of collet are provided with the guard plate, the guard plate passes through the movable rod and realizes the both ends swing joint with the collet, the movable rod passes through the spout sliding connection that one end swing joint's slider and guard plate one side are connected and realizes swing joint, one side of guard plate is passed through buffer spring and is connected with the both sides of sieve case body, and buffer spring's one end is fixed in the spring fixed area internal position that sets up in guard plate one side.

Preferably, jackshaft, solenoid self-oscillation source, bearing body, eccentric block and tubular beam can constitute the vibration exciter of participating in the part that shakes, and this vibration exciter does not adopt outer dragging motor drive, uses the solenoid self-oscillation source, all places the solenoid self-oscillation source inside the vibration exciter, and notices that every vibration exciter has only a solenoid self-oscillation source to the solenoid self-oscillation source of two vibration exciter belts, the distribution position is divided one left and right and arranges, and after the circular telegram, solenoid self-oscillation source drives the eccentric block and rotates and produce the exciting force, thereby drives the sieve vibration and reaches the effect of screening.

Preferably, the support plate and the bearing chamber of the vibration exciter are connected together through screws in a threaded manner, the periphery of the support plate is connected with a large air hood in a threaded manner, and the eccentric block is wrapped inside.

Preferably, the top department of bending of extension board carries out the spiro union with the sieve, and whole ginseng shakes that partial stable in structure is reasonable and intensity is also high, because join in marriage the part that shakes and can vibrate, need seal the spiro union with the vibration exciter at the kneck of sieve case body and big fan housing, also reach sealed environmental protection's purpose when guaranteeing not to touch the sieve case body.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The novel complex frequency sieve is fully sealed, energy-saving and environment-friendly, the setting of a solenoid self-vibration source is lower than the power of an external dragging motor, the weight of the coil self-vibration source is light, a sieve box body does not vibrate, the external dragging motor is not driven, a solenoid self-vibration source driving structure is adopted, specifically, the solenoid self-vibration source is connected and fixed with a support plate and a large wind shield, and after being electrified, the solenoid self-vibration source is utilized to drive an eccentric block to rotate to generate an exciting force, so that a sieve plate is driven to vibrate to achieve the sieving effect, and the environment-friendly and low-cost superior performances of equipment are fully embodied;

(2) According to the novel complex frequency sieve, the equipment cost is reduced, the whole equipment is light in weight, small in occupied space and wide in use area, the integral movable function of the equipment is realized by matching with the movable wheels, the distance between the friction-increasing bottom support pad and the ground is controlled by the telescopic driving mechanism, the problem that the equipment slips backwards and moves privately when in work due to vibration can be prevented when the equipment is in contact with the ground, and the use safety of the equipment is improved;

(3) This kind of novel sieve frequently again, through at the guard plate, the movable rod, accessories such as slider and buffer spring, the guard plate passes through the slider, movable rod and buffer spring realize swing joint and sieve case body outside both sides position, then buffer spring cooperation movable rod and slider and spout sliding connection's effect realize that the guard plate can play the buffering guard action when receiving external striking, effectively play fine guard action to mechanisms such as sieve case body outside and big fan housing, spring body, improve equipment's life.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

fig. 4 is the utility model discloses the guard plate is connected with the movable rod and looks sideways at local structure schematic diagram.

In the figure: 1. a screen box body; 2. a sealing cover; 3. a rubber cover; 4. a blanking hopper; 5. a spring support; 6. a spring body; 7. a bottom support; 8. a moving wheel; 9. a connecting cylinder; 10. a telescopic driving mechanism; 11. friction increasing bottom support pads; 12. a sieve plate; 13. a tubular beam; 14. an intermediate shaft; 15. a large fan cover; 16. a protection plate; 1601. a spring fixing region; 17. a movable rod; 18. a slider; 19. a chute; 20. a buffer spring; 21. a coil self-vibration source; 22. a support plate; 23. a bearing body; 24. an eccentric block; 25. and sealing the vibration exciter.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a novel multi-frequency screen comprises a screen box body 1, a friction-increasing bottom support pad 11, a large wind shield 15 and a solenoid self-vibration source 21, wherein the top of the screen box body 1 is connected with a plurality of sealing covers 2, the bottom of the screen box body 1 is connected with a blanking hopper 4, the bottoms of the screen box body 1 and the blanking hopper 4 are connected with a bottom support 7, the bottoms of the bottom supports 7 are both connected with movable wheels 8, and the movable wheels 8 are arranged so that the whole equipment can be moved conveniently and the working position can be changed;

the two ends of the bottom support 7 are both connected with connecting cylinders 9, telescopic driving mechanisms 10 are mounted inside the connecting cylinders 9, the bottoms of the telescopic driving mechanisms 10 are connected with friction-increasing bottom support pads 11, the friction-increasing bottom support pads 11 are vertically adjusted to be distant from the ground through the telescopic driving mechanisms 10, and the friction-increasing bottom support pads 11 can prevent the problem that the sieve box body 1 is dangerous due to unstable movement such as backward slipping during working;

protection plates 16 are arranged on two sides of the screen box body 1 and two ends of the bottom support 7, the protection plates 16 are movably connected with two ends of the bottom support 7 through movable rods 17, the movable rods 17 are movably connected with sliding grooves 19 connected with one side of the protection plates 16 through sliding pieces 18 with one ends movably connected, one side of the protection plates 16 is connected with two sides of the screen box body 1 through buffer springs 20, one ends of the buffer springs 20 are fixed at the position in a spring fixing area 1601 arranged in one side of the protection plates 16, and the protection plates 16 are matched with the movable rods 17 and the buffer springs 20 to achieve the effect of protecting the position of the outer side part of the screen box body 1 and avoid the influence on service life caused by impact;

the screen box body 1, the rubber cover 3, the blanking hopper 4 and the bottom support 7 are non-vibration parts of the complex frequency screen body, the spring support 5, the screen plate 12, the tubular beam 13, the intermediate shaft 14, the large wind hood 15, the coil self-vibration source 21, the support plate 22, the bearing body 23 and the eccentric block 24 are vibration parts of the complex frequency screen body, and the non-vibration parts are full-static sealing to enable the vibration parts to be arranged in the inner side, so that dust of the complex frequency screen body is not leaked, and noise is low.

The rubber cover 3 is directly buckled on the sieve box body 1, and is used for checking whether the connecting bolts of the support plate 22 and the sieve plate 12 are loosened, when checking, the rubber cover 3 can be directly taken down from the sieve box body 1 by hands, and therefore, concise and convenient operation is achieved.

Spring support 5 is upper and lower staple bolt structure, realizes directly coupling on big fan housing 15, and spring support 5 below is fixed with spring body 6.

The intermediate shaft 14, the coil self-vibration source 21, the bearing body 23, the eccentric block 24 and the tubular beam 13 can form vibration exciters of vibration participating parts, the vibration exciters are not driven by an external driving motor, the coil self-vibration source 21 is used, the coil self-vibration source 21 is placed in the vibration exciters, and each vibration exciter is only provided with one coil self-vibration source 21, the coil self-vibration sources 21 of the two vibration exciters are distributed in a left-right mode, and after the vibration exciters are electrified, the coil self-vibration source 21 drives the eccentric block 24 to rotate to generate exciting force, so that the sieve plate 12 is driven to vibrate to achieve the sieving effect.

The support plate 22 is screwed with a bearing chamber of the vibration exciter through screws, the periphery of the support plate 22 is screwed with the large wind cover 15, and the eccentric block 24 is wrapped inside.

The top department of bending of extension board 22 carries out the spiro union with sieve 12, and whole participating part stable in structure is reasonable and intensity is also high, because participate in the part of shaking can vibrate, need be sealed 25 spiro unions with the vibration exciter at the kneck of sieve case body 1 and big fan housing 15, also reach sealed environmental protection's purpose when guaranteeing not to touch sieve case body 1.

When the embodiment of the application is used: the setting of the coil self-vibration source 21 is lower than the power of an external dragging motor, because the vibration-participating mass is light, the screen box body 1 does not participate in vibration, and the screen box is not driven by the external dragging motor, and a structure driven by the coil self-vibration source 21 is adopted, in particular to a vibration source structure in which the coil self-vibration source 21, the support plate 22 and the large wind shield 15 are fixedly connected, after being electrified, the coil self-vibration source 21 is utilized to drive the eccentric block 24 to rotate to generate exciting force, so that the screen plate 12 is driven to vibrate to achieve the screening effect, the movable wheel 8 realizes the integral movable effect of the equipment, the distance between the setting of the friction bottom support pad 11 and the ground is controlled by the telescopic driving mechanism 10, and the problem of preventing the equipment from sliding and moving privately after working due to vibration during working can be solved when the equipment is contacted with the ground.

Claims (7)

1. The novel multi-frequency screen is characterized by comprising a screen box body (1), a friction-increasing bottom supporting pad (11), a large wind shield (15) and a solenoid self-vibration source (21), wherein the top of the screen box body (1) is connected with a plurality of sealing covers (2), the bottom of the screen box body (1) is connected with a blanking hopper (4), the bottoms of the screen box body (1) and the blanking hopper (4) are connected with a base (7), the screen box body (1), a rubber cover (3), the blanking hopper (4) and the base (7) are vibration-participating parts of the multi-frequency screen body, and a spring support (5), a screen plate (12), a pipe beam (13), an intermediate shaft (14), the large wind shield (15), the solenoid self-vibration source (21), a support plate (22), a bearing body (23) and an eccentric block (24) are vibration-participating parts of the multi-frequency screen body, and the vibration-participating parts are fully static seals to divide the vibration-involving parts into the interior, so that the multi-frequency screen body does not leak dust and has low noise.

2. The novel multifrequency sieve of claim 1, wherein: the rubber cover (3) is directly buckled on the sieve box body (1) and is used for checking whether connecting bolts of the support plate (22) and the sieve plate (12) are loosened or not, when checking is carried out, the rubber cover (3) can be directly taken down from the sieve box body (1) by hands, and therefore the simple and convenient operation is achieved.

3. The novel multifrequency sieve of claim 1, wherein: spring support (5) are upper and lower staple bolt structure, realize that the straight collar is on big fan housing (15), spring support (5) below is fixed with spring body (6).

4. The novel multifrequency sieve of claim 1, wherein: the bottom of collet (7) all is connected and is provided with removal wheel (8), the both ends of collet (7) are all connected and are provided with connecting cylinder (9), the internally mounted of connecting cylinder (9) has flexible actuating mechanism (10), and the bottom of flexible actuating mechanism (10) is connected with the friction-increasing end shoring pad (11), the both sides of sieve case body (1) and the both ends of collet (7) are provided with guard plate (16), guard plate (16) realize through movable rod (17) with the both ends swing joint of collet (7), spout (19) sliding connection that movable rod (17) are connected through one end swing joint's slider (18) and guard plate (16) one side realizes swing joint, one side of guard plate (16) is connected through buffer spring (20) and the both sides of sieve case body (1), and the one end of buffer spring (20) is fixed in the spring fixed area (1601) interior position that sets up in guard plate (16) one side.

5. The novel multifrequency sieve of claim 1, wherein: jackshaft (14), solenoid self-oscillation source (21), bearing body (23), eccentric block (24) and tubular beam (13) can constitute the vibration exciter of participating in the part of shaking, and this vibration exciter does not adopt outer dragging motor drive, uses solenoid self-oscillation source (21) and all places solenoid self-oscillation source (21) inside the vibration exciter, and notice that every vibration exciter only has one solenoid self-oscillation source (21), and solenoid self-oscillation source (21) of two vibration exciter areas, the distribution position is arranged for dividing one left and right, utilize solenoid self-oscillation source (21) to drive eccentric block (24) and rotate and produce the excitation force after the circular telegram, thereby drive sieve (12) vibration and reach the effect of screening.

6. The novel multifrequency sieve of claim 1, wherein: the support plate (22) is in threaded connection with a bearing chamber of the vibration exciter through screws, the periphery of the support plate (22) is in threaded connection with a large fan cover (15), and the eccentric block (24) is wrapped inside.

7. The novel multifrequency sieve of claim 6, wherein: the top department of bending of extension board (22) carries out the spiro union with sieve (12), and the whole part of shaking of participating is stable in structure reasonable and intensity is also high, because participate in the part of shaking can vibrate, need seal (25) spiro union with the vibration exciter at the kneck of sieve case body (1) and big wind cowl (15), also reach sealed environmental protection's purpose when guaranteeing not touchhing sieve case body (1).

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