CN205904095U - Linear vibrating sieve - Google Patents

Abstract

The utility model discloses a linear vibrating sieve belongs to the screening equipment field, including support, screen frame, the screen frame is fixed on the support, the screen frame includes the base, installs vibration exciter, the discharging pipe below the base and install in the N piece sifting bed of base top, the discharging pipe sets up N, and the discharging pipe position corresponds with discharge gate position on each sifting bed, and wherein, N is for being greater than 2 natural number, be equipped with the spacing fixed establishment of sifting bed on the base, the spacing fixed establishment of sifting bed is fixed in N piece sifting bed on the base. The utility model discloses a screen frame mainly comprises base and multi -disc sifting bed, and the multi -disc sifting bed is fixed in the base through spacing fixed establishment on, simple structure has reduced the weight of whole product, has reduced vibration exciter power, and the cost is reduced adopts rhombus expansion bracket connected between sifting bed and base and the sifting bed to gone up and down by lifter control, the convenience is overhauld and is traded the net, need not take off the full wafer sifting bed labour saving and time saving when trading the net.

Description

Linear vibrating screen

Technical field

This utility model belongs to screening plant field and in particular to a kind of linear vibrating screen.

Background technology

At present, existing linear vibrating screen is all single-deck screen bed structure it is impossible to realize sizing screening while material mostly. In order to realize stock grading being screened simultaneously, it is developed Multilayer vibrating screen, but, these Multilayer vibrating screens are all based on list Layer Structure of Vibrating Screen, sifting bed layering is fixed in screen box, overall structure is heavier, and the installation of each layer sifting bed, dismounting Draping is all cumbersome, has a strong impact on production efficiency.Due to employing screen box structure, processing and fabricating is taken a lot of work waste material, relatively costly, And need to configure the vibrator of relatively high power, use cost is high, is unfavorable for energy-conserving and environment-protective.

Utility model content

This utility model technical issues that need to address are that a kind of structure of offer is simple, lightweight, material are carried out simultaneously Sizing screening, draping is convenient, the multilayer linear vibration screen of high working efficiency.

For solving above-mentioned technical problem, this utility model be the technical scheme is that

A kind of linear vibrating screen, including support and be fixed on sieve nest on support, described sieve nest includes base, is installed on bottom The vibrator of seat lower section, discharge nozzle and be installed on n piece sifting bed above base, described n piece sifting bed is followed successively by the 1st from top to bottom Sifting bed, the 2nd sifting bed, to the n-th sifting bed, arranges the 1st discharging opening on the right side of described 1st sifting bed, on the right side of the 2nd sifting bed, right-to-left sets successively Put the 1st discharging opening, the 2nd discharging opening, by that analogy, on the right side of the n-th sifting bed, right-to-left sets gradually the 1st discharging opening, the 2nd discharging opening To the n-th discharging opening, on the right side of base, right-to-left sets gradually the 1st discharging opening, the 2nd discharging opening to the (n+1)th discharging opening, each sifting bed 1st discharging opening is corresponding with the 1st discharging opening position on base, forms the 1st tapping channel, the 2nd discharging opening of each sifting bed and base On the 2nd discharging opening position correspond to, form the 2nd tapping channel, by that analogy, on the n-th discharging opening of each sifting bed and base n-th Discharging opening position corresponds to, and forms the n-th tapping channel, and the (n+1)th discharging opening on base forms the (n+1)th tapping channel, and wherein, n is Natural number more than 2, described base is provided with sifting bed limiting fixing mechanism, and described sifting bed limiting fixing mechanism is solid by n piece sifting bed On base, the capping with charging aperture installed above of described 1st sifting bed, described charging aperture is located at the left end of capping.

Further, it is further fixed on discharge nozzle below described base, described discharge nozzle setting n+1 is individual, and right-to-left is successively For the 1st discharge nozzle, to the (n+1)th discharge nozzle, the 1st discharge nozzle position is corresponding with the 1st tapping channel position for the 2nd discharge nozzle, the 2nd discharging Pipe position is corresponding with the 2nd tapping channel position, and by that analogy, the n-th discharge nozzle position is corresponding with the n-th tapping channel position, and (n+1)th Discharge nozzle is corresponding with the (n+1)th tapping channel position on base.

Further, described sifting bed limiting fixing mechanism includes being fixed on the limited post of sifting bed side, is fixed on base Position-limited rack, and be connected to the c shape fixation kit on base, described position-limited rack is vertically fixed on above base, and be located at sieve Bed side, towards the stopper slot that the side setting of sifting bed is vertical on position-limited rack, described limited post stretches in stopper slot, stopper slot Size is mated with limited post, and described c shape fixation kit includes the fixation clip that two ends arrange u shape groove, is fixed on the hinge on base Joint chair and the pull bar being connected by bearing pin with hinged seat, described hinged seat is symmetrically fixed on the both sides of sifting bed on base, with hinge The hinged pull bar other end of joint chair snaps in the u shape groove of fixation clip, and the pull bar other end passes through wing nut and presses fixing Plate is pressed on sifting bed.One section of stopper slot on described stopper slot top is bell mouth shape gathering sill.

Further, also include driving the lowering or hoisting gear of sifting bed lifting, described lowering or hoisting gear includes motor, by driving Move motor-driven elevating lever, be connected to rhombus expansion bracket between sifting bed and base and between sifting bed and sifting bed, described liter The side of arbitrary sifting bed is fixed in fall bar upper end, and lower end passes through base and connects motor, described lifting by drive mechanism Bar, at least provided with 4 sets, is symmetrically installed on sifting bed both sides, and described motor is fixed on below base.

Preferably, the position installing elevating lever below described base is provided with elevating lever protection sleeve, and elevating lever lower end passes through Enter in elevating lever protection sleeve through drive mechanism after base.

Preferably, the part described elevating lever being located on base is cased with the flexible protective jacket of rubber.

Further, described sifting bed includes bedstead and is fixed on screen cloth on bedstead, described bedstead include by left frame, The rectangular frame of left frame, front bezel and rear frame composition, is fixed on stull and the rectangle side between left frame and left frame Case frame, is rectangle material outlet between described stull and rear frame；The two ends of described screen cloth fixed grit fixture respectively, institute State screen cloth one end to be connected with stull by screen cloth fixture, the screen cloth other end is connected with front bezel by screen cloth fixture, makes institute State screen cloth and be located at rectangle grid framework top surface, and two sides of screen cloth are located above rectangle grid framework two side.

Preferably, welding right angle edge sealing at the corner of described rectangular frame lateral surface；Solid in the bottom surface of rectangle grid framework Surely there is sieve plate.

Preferably, described screen cloth fixture includes two groups of fixation kits being fixed on screen cloth on bedstead, and screen cloth two ends are each Fix one group of fixation kit, described fixation kit includes clamping plate and connector, clamping plate and connector are connected by screw or bolt Connect fixation, screen cloth is fixedly clamped by clamping plate and connector, every group of fixation kit is flexibly connected with bedstead by respective connector, And the connector of two groups of fixation kits is respectively adopted different structures, and the connector of one of which fixation kit is that setting connects The connection support of bolt, connector is flexibly connected with bedstead by connecting bolt, and the connector of another group of fixation kit is by integrally becoming The clamping plate linkage section of type and hook section composition, connector is passed through hook section and is connected with bedstead mounting.

Due to employing technique scheme, the technological progress that this utility model obtains is: sieve nest master of the present utility model To be made up of base and multi-disc sifting bed, multi-disc sifting bed is fixed on base by limiting fixing mechanism, structure is simple, reduces whole The weight of body product, reduces vibrator power, reduces cost, adopts rhombus expansion bracket between sifting bed and base and sifting bed Connect, and lifting is controlled by elevating lever, conveniently maintenance and draping, take off without by full wafer sifting bed during draping, time saving and energy saving；Screen cloth Fixed by screen cloth fixture and bedstead, convenient dismounting, change screen cloth simple and fast, below screen cloth, also set up one layer of sieve simultaneously Plate, can avoid the caking of moist material.The rectangular frame lateral surface four welded corner joint right angle edge sealing of bedstead, enhances screen cloth bedstead Antidetonation crack resistence ability.The connector that screen cloth two ends are passed through in fixation kit is flexibly connected with screen frame (unit), the wherein connection of one end Part is connected with screen frame (unit) using bolt, and bolt quantity is few, facilitates dismounting and change screen cloth, and the connector of the other end connects for coupling type Part, is directly articulated on screen frame (unit) using hook section, changes speed faster, substantially increase replacing efficiency.

Brief description

Fig. 1 is this utility model sieve nest structural representation；

Fig. 2 is structural representation during this utility model draping；

Fig. 3 is the structural representation of this utility model fixation clip；

Fig. 4 is the sifting bed main structure diagram after this utility model removes screen cloth；

Fig. 5 is the main structure diagram of this utility model sifting bed；

Fig. 6 is the side structure schematic view of this utility model sifting bed；

Fig. 7 is one group of fixation kit structural representation in this utility model screen cloth fixture；

Fig. 8 is this utility model Fig. 7 side structure schematic view；

Fig. 9 is another group of fixation kit structural representation in this utility model screen cloth fixture；

Figure 10 is this utility model Fig. 9 side structure schematic view；

Wherein: 1, base, 2, motor, 3, elevating lever protection sleeve, 4, discharge nozzle, 5, charging aperture, 6, wing nut, 7th, rhombus expansion bracket, 8, position-limited rack, 9, pull bar, 10, fixation clip, 11, hinged seat, 12, limited post, 13, elevating lever, 21, front Frame, 22, right angle edge sealing, 23, left frame, 24, sieve plate, 25, stull, 26, material outlet, 27, rear frame, 28, left frame, 29th, rectangle grid framework, 30, screen cloth, 100, clamping plate, 200, connecting bolt, 301, clamping plate linkage section, 302, hook section.

Specific embodiment

With reference to embodiment, this utility model is described in further details:

This utility model is a kind of fixing linear vibrating screen of multi-disc sifting bed superposition, has structure simply, lightweight, The convenient feature of draping.

This utility model includes the support and sieve nest part for fixing vibration screen body, and during use, described sieve nest is solid It is scheduled on support, setting damping spring or yielding rubber pad between sieve nest and support.As depicted in figs. 1 and 2, this utility model Sieve nest include base 1, the vibrator being installed on base 1 lower section, discharge nozzle 4 and be installed on n piece sifting bed above base, institute The n piece sifting bed stated is followed successively by the 1st sifting bed, the 2nd sifting bed ... the n-th sifting bed from top to bottom, and setting the 1st on the right side of described 1st sifting bed goes out Material mouth, on the right side of the 2nd sifting bed, right-to-left sets gradually the 1st discharging opening, the 2nd discharging opening, by that analogy, from the right side on the right side of the n-th sifting bed Set gradually the 1st discharging opening, the 2nd discharging opening ... the n-th discharging opening to the left, on the right side of base, right-to-left sets gradually the 1st discharging Mouthful, the 2nd discharging opening ... the (n+1)th discharging opening, the 1st discharging opening of each sifting bed is corresponding with the 1st discharging opening position on base, is formed 1st tapping channel, the 2nd discharging opening of each sifting bed is corresponding with the 2nd discharging opening position on base, forms the 2nd tapping channel, with this Analogize, the n-th discharging opening of each sifting bed is corresponding with the n-th discharging opening position on base, form the n-th tapping channel, n-th on base + 1 discharging opening forms the (n+1)th tapping channel, and described discharge nozzle setting n+1 is individual, and right-to-left is followed successively by the 1st discharge nozzle, the 2nd discharging Pipe ... the (n+1)th discharge nozzle, the 1st discharge nozzle position is corresponding with the 1st tapping channel position, and the 2nd discharge nozzle position is led to the 2nd discharging Road position corresponds to, and by that analogy, the n-th discharge nozzle position is corresponding with the n-th tapping channel position, the (n+1)th discharge nozzle position and base On the (n+1)th tapping channel position correspond to, when the superposition of all of sifting bed is fixed on base, each discharge nozzle is corresponding unique Tapping channel, wherein, n is the natural number more than 2.

In order that sifting bed fixation on base, during vibrosieve work, between sifting bed will not play, on described base It is provided with sifting bed limiting fixing mechanism, all sifting beds are firmly fixed on base described sifting bed limiting fixing mechanism, for ensureing Feeding is convenient, and during shaker vibration, material will not shed above sifting bed, installs band charging above the 1st sifting bed of the superiors The capping of mouth 5, and described charging aperture 5 is arranged on the left end of capping.So, during vibrosieve work, material is from the charging in left side Mouth enters, and sieves step by step through each layer vibrosieve, falls into discharge nozzle by the discharging opening on right side, finally obtains qualified classification material.

For simplifying structure, easy disassembly and maintenance, described sifting bed limiting fixing mechanism includes being fixed on the limit of sifting bed side Position post 12, is fixed on the position-limited rack 8 on base, and is connected to the c shape fixation kit on base, and described position-limited rack 8 is vertically solid Above base 1, and it is located at sifting bed side, position-limited rack 8 arranges facing on the one side of sifting bed vertical stopper slot, institute State limited post and stretch in stopper slot, the size of stopper slot is mated with limited post, stopper slot carries out to limited post spacing, thus spacing The position of sifting bed left and right directions is in order that when installing (or decline), limited post is easily accessible stopper slot, described stopper slot top One section of stopper slot be bell mouth shape gathering sill.In order that Stability Analysis of Structures, it is symmetrical arranged two position-limited racks 8 in sifting bed both sides, with Limited post cooperation on sifting bed carries out spacing to sifting bed.Described c shape fixation kit includes the fixation clip 10 that two ends arrange u shape groove (referring to Fig. 3), the hinged seat 11 being fixed on base and the pull bar 9 being connected by bearing pin with hinged seat 11, described hinged seat 11 both sides being symmetrically fixed on sifting bed on base 1, pull bar 9 other end hinged with hinged seat 11 snaps in fixation clip 10u shape groove Interior, and pull bar 9 other end by wing nut 6, fixation clip 10 is pressed on sifting bed.In order that sifting bed fixation, institute State the many sets (referring to Fig. 1, being provided with 5 sets) of c shape fixation kit setting, sifting bed is uniformly fixed.

Keep in repair draping for convenience, without dismantling whole sifting bed during draping, only change mesh sheet, this utility model is also provided with Drive the lowering or hoisting gear of sifting bed lifting, this lowering or hoisting gear includes motor 2, the elevating lever 13 being driven by motor, connect Rhombus expansion bracket 7 between sifting bed and the base 1 and between sifting bed and sifting bed, the n-th sieve is fixed in described elevating lever 13 upper end Bed side, lower end pass through base and pass through drive mechanism connection motor 2, in order to ensure lifting when whole device steady Fixed, described elevating lever is at least provided with 4 sets, and is symmetrically installed on sifting bed both sides, and described motor 2 is fixed on base 1 Lower section, by 4 sets of elevating lever synchronization liftings of transmission mechanism control, during lifter rod lifting, drives the n-th sifting bed lifting, thus driving Rhombus telescope support stretches, and drives the other sifting beds being connected with rhombus telescope support to lift and ensures its balance and stablize, works as liter Fall bar rises to top, gap, be convenient for changing mesh sheet (referring to Fig. 2) between each sifting bed.

In order to protect elevating lever, the position installing elevating lever below described base is provided with elevating lever protection sleeve 3, elevating lever Lower end enters in elevating lever protection sleeve 3 through drive mechanism after passing through base 1, and the part that elevating lever 13 is located on base is cased with Rubber stretches protective jacket.

As Figure 4-Figure 6, this utility model includes bedstead and is fixed on screen cloth 30 on bedstead, described bedstead include by Left frame 28, the rectangular frame of left frame 23, front bezel 21 and rear frame 27 composition, be fixed on left frame 28 and left frame 23 it Between stull 25 and rectangle grid framework 29, be rectangle material outlet 26 between described stull 25 and rear frame 27；Described sieve The two ends of net 30 are fixed with screen cloth fixture respectively, and described screen cloth 30 one end is connected with stull 25 by screen cloth fixture, fixing Mode preferably employs mounting and is connected, and screen cloth 30 other end is connected with front bezel 21 by screen cloth fixture, and fixed form is excellent Choosing is joined with bolts, and after screen cloth is fixing, makes screen cloth be integrally located at rectangle grid framework 29 top surface, and the both sides of screen cloth Side is located above 29 liang of sides of rectangle grid framework.Screen cloth is held by rectangle grid framework 29, prevents its compressive deformation, side leaks Material.

In order to ensure that screen cloth is fixed conveniently, the top surface of described rectangle grid framework 29 is flushed with rectangular frame top surface, stull 25 top surfaces are flushed with rectangular frame top surface.

In order that sifting bed is suitable to different use environments and requires, it is fixed with sieve plate 24 in the bottom surface of rectangle grid framework 29. And the upper-lower height of described rectangle grid framework 29 is less than the upper-lower height of rectangular frame, below rectangle grid framework 29 Form storing space in rectangular frame, meet the requirement that sifting bed superposition uses.

Due to being in vibrational state when sifting bed works, the rectangular frame of composition bedstead is typically with welding assembly and forms, Under Long-term Vibration, corner weld easily ftractures, and causes sifting bed to damage, and therefore, welds at the corner of rectangular frame lateral surface Right angle edge sealing 22, corner is encased by right angle edge sealing 22, and weld is not easy to crack.

This utility model screen cloth fixture includes two groups of fixation kits being fixed on screen cloth 30 on bedstead, screen cloth 30 two ends Each fix one group of fixation kit.Described fixation kit includes clamping plate 100 and connector, clamping plate 100 and connector pass through screw or Person's bolt connection is fixed, and screen cloth 30 is fixedly clamped by clamping plate 100 and connector, every group of fixation kit pass through respective connector with Bedstead is flexibly connected, and the connector of two groups of fixation kits is respectively adopted different structures.As Figure 7-8, one of which The connector of fixation kit is the connection support of setting connecting bolt 200, and connector passes through connecting bolt 200 with bedstead activity even Connect, and described connecting bolt 200 vertical connections are welded and fixed, and described connecting bolt 200 quantity is 2.As Fig. 9- Shown in 10, the connector of another group of fixation kit is made up of integrally formed clamping plate linkage section 301 and hook section 302, connector It is connected with bedstead mounting by linking up with section 302.

Claims (10)

1. a kind of linear vibrating screen, including support and the sieve nest that is fixed on support it is characterised in that: described sieve nest includes base (1), be installed on the vibrator below base (1), discharge nozzle and be installed on n piece sifting bed above base, described n piece sifting bed from Upper and under be followed successively by the 1st sifting bed, the 2nd sifting bed to the n-th sifting bed, the 1st discharging opening is set on the right side of described 1st sifting bed, on the right side of the 2nd sifting bed Right-to-left sets gradually the 1st discharging opening, the 2nd discharging opening, and by that analogy, on the right side of the n-th sifting bed, right-to-left sets gradually the 1st and goes out Material mouth, the 2nd discharging opening to the n-th discharging opening, on the right side of base, right-to-left sets gradually the 1st discharging opening, the 2nd discharging opening to (n+1)th Discharging opening, the 1st discharging opening of each sifting bed is corresponding with the 1st discharging opening position on base, forms the 1st tapping channel, each sifting bed 2nd discharging opening is corresponding with the 2nd discharging opening position on base, forms the 2nd tapping channel, by that analogy, the n-th discharging of each sifting bed Mouth is corresponding with the n-th discharging opening position on base, forms the n-th tapping channel, and the (n+1)th discharging opening on base forms (n+1)th and goes out Material passage, wherein, n is the natural number more than 2, and described base (1) is provided with sifting bed limiting fixing mechanism, and described sifting bed is spacing solid Determine mechanism n piece sifting bed is fixed on base, the capping with charging aperture (5) installed above of described 1st sifting bed, described charging aperture (5) it is located at the left end of capping.

2. linear vibrating screen according to claim 1 it is characterised in that: be further fixed on discharge nozzle below described base (1), Described discharge nozzle setting n+1, right-to-left is followed successively by the 1st discharge nozzle, the 2nd discharge nozzle to the (n+1)th discharge nozzle, the 1st discharge nozzle Position is corresponding with the 1st tapping channel position, and the 2nd discharge nozzle position is corresponding with the 2nd tapping channel position, by that analogy, the n-th discharging Pipe position is corresponding with the n-th tapping channel position, and the (n+1)th discharge nozzle is corresponding with the (n+1)th tapping channel position on base.

3. linear vibrating screen according to claim 2 it is characterised in that: described sifting bed limiting fixing mechanism includes being fixed on The limited post (12) of sifting bed side, is fixed on the position-limited rack (8) on base (1), and the c shape being connected on base fixes group Part, described position-limited rack (8) is vertically fixed on above base, and is located at sifting bed side, and position-limited rack sets towards the side of sifting bed on (8) Put vertical stopper slot, described limited post (12) is stretched in stopper slot, and the size of stopper slot is mated with limited post, described c shape is solid Determine assembly and include the fixation clip (10) that two ends arrange u shape groove, be fixed on hinged seat (11) and and the hinged seat on base (1) (11) pull bar (9) being connected by bearing pin, described hinged seat (11) is symmetrically fixed on the both sides of sifting bed on base, with hinged seat (11) hinged pull bar (9) other end snaps in the u shape groove of fixation clip (10), and pull bar (9) other end passes through butterfly spiral shell Female (6) fixation clip (10) is pressed on sifting bed.

4. linear vibrating screen according to claim 3 it is characterised in that: one section of stopper slot on described stopper slot top be loudspeaker Mouth shape gathering sill.

5. the linear vibrating screen according to any one of claim 1-4 it is characterised in that: also include drive sifting bed lifting liter Falling unit, described lowering or hoisting gear includes motor (2), the elevating lever (13) that driven by motor (2), be connected to sifting bed with Rhombus expansion bracket (7) between base (1) and between sifting bed and sifting bed, arbitrary sifting bed is fixed in described elevating lever (13) upper end Side, lower end pass through base and by drive mechanism connection motor (2), described elevating lever (13) at least provided with 4 sets, all Even be symmetrically arranged on sifting bed both sides, described motor (2) is fixed on below base (1).

6. linear vibrating screen according to claim 5 it is characterised in that: below described base (1) install elevating lever (13) Position be provided with elevating lever protection sleeve (3), elevating lever lower end pass through base after through drive mechanism enter elevating lever protection sleeve (3) in.

7. linear vibrating screen according to claim 5 it is characterised in that: described elevating lever (13) is upper to be located on base (1) Part be cased with rubber stretch protective jacket.

8. linear vibrating screen according to claim 1 it is characterised in that: described sifting bed includes bedstead and is fixed on bedstead On screen cloth (30), described bedstead includes being made up of left frame (28), left frame (23), front bezel (21) and rear frame (27) Rectangular frame, is fixed on the stull (25) between left frame (28) and left frame (23) and rectangle grid framework (29), described It is rectangle material outlet (26) between stull (25) and rear frame (27)；Fixed grit is fixed respectively at the two ends of described screen cloth (30) Part, described screen cloth one end is connected with stull (25) by screen cloth fixture, and the screen cloth other end passes through screen cloth fixture and front bezel (21) connect, make described screen cloth be located at rectangle grid framework (29) top surface, and two sides of screen cloth (30) are located at rectangle grid Above framework (29) two side.

9. linear vibrating screen according to claim 8 it is characterised in that: at the corner of described rectangular frame lateral surface weld Right angle edge sealing (22)；It is fixed with sieve plate (24) in the bottom surface of rectangle grid framework (29).

10. linear vibrating screen according to claim 8 it is characterised in that: described screen cloth fixture includes two groups by screen cloth (30) it is fixed on the fixation kit on bedstead, screen cloth (30) two ends are each to fix one group of fixation kit, described fixation kit includes pressing from both sides Plate (100) and connector, clamping plate (100) and connector pass through screw or bolt (200) and are connected, clamping plate (100) and even Screen cloth (30) is fixedly clamped by fitting, and every group of fixation kit is flexibly connected with bedstead by respective connector, and two groups solid The connector determining assembly is respectively adopted different structures, and the connector of one of which fixation kit is the connection of setting connecting bolt Support, connector is flexibly connected with bedstead by connecting bolt (200), and the connector of another group of fixation kit is by integrally formed folder Plate linkage section (301) and hook section (302) composition, connector passes through to link up with section (302) and mount with bedstead to be connected.