CN206454893U - Straight line shaker with self-cleaning structure - Google Patents

Abstract

The utility model is applied to material screening apparatus field, disclose the straight line shaker with self-cleaning structure, it includes fixation kit, sieve nest on fixation kit and on fixation kit and exciting component that sieve nest can be driven to vibrate, sieve nest includes at least one screen cloth and quantity is identical with screen cloth quantity and the screen frame (unit) that is respectively supported at below each screen cloth, screen frame (unit) includes spacer screen and the partition member being convexly equipped on spacer screen, partition member separates in the top of spacer screen to be enclosed to form several compartments, at least one Elastic body that can be beated between spacer screen and screen cloth is all equipped with each compartment.The blocking of straight line shaker screen cloth is which solved, screening efficiency is influenceed, manual cleaning is time-consuming, the problem of take a lot of work；The existing straight line shaker with self-cleaning structure is also solved simultaneously may be only available for individual layer screen cloth, screen cloth easily hit that damages, material are easily smashed by chain, screen cloth can not be effectively contacted with chain so that the problem of influence cleaning effect after screen cloth is formed concave surface by material gravity pressure-bearing by chain.

Description

Straight line shaker with self-cleaning structure

Technical field

The utility model belongs to material screening apparatus field, more particularly to the straight line shaker with self-cleaning structure.

Background technology

Straight line shaker can be such that material is tossed on screen cloth while for linear motion forward, and can be by screen cloth by material screening Go out the screening thing of several different sizes.During in straight line shaker to material screening, easily there is the phenomenon of screen cloth blocking, Therefore, in order to ensure screening quality, it is necessary to clear up screen cloth in time.In the prior art, mainly have following to the manner of cleaning up of screen cloth Two kinds：One kind is that screen cloth is cleared up using manual type, specifically, for double-deck straight line shaker, is usually in the right and left Cleaning eye is opened up between upper and lower layer screen cloth on sieve nest, then periodically by manually taking steel brush from cleaning eye cleaning upper strata Screen cloth, and lower screen is then regular by manually being cleared up by steel brush in the discharge outlet of lower screen；Another is straight Self-cleaning structure is set on line sieve, it above screen cloth especially by several chains that can be rocked with screen cloth are installed, in screening During chain can not stop pat screen cloth, so as to reach the purpose of cleaning.

All there is more defect in a particular application in two kinds of above-mentioned screen cloth manner of cleaning up, wherein, manual cleaning mode Defect be：Need to regularly schedule personnel's cleaning, increase human cost, while also causing thing not in time in the presence of cleaning dead angle or cleaning Material screen point situation not up to standard.

By way of chain pats screen cloth realization cleaning, with following defect：1) cleaning of individual layer screen cloth can only be solved Problem；2) chain is the upper surface with screen cloth to realize beating, and the upper surface of screen cloth is the ground of material stop motion Side, generally material can the whole screen cloth of cloth cover upper surface (especially as the screen cloth face of product) material thickness some 5-10cm can even be exceeded, therefore the contact of chain and screen cloth upper surface can be influenceed, so, on the one hand can cause chain and screen cloth Upper surface can not contact, but isolated by material, lose the effect netted clearly, on the other hand can increase connecing for chain and material Touch, can thus play a part of running counter to desire, screen cloth is not cleared up not only but also material can be caused to be clapped and broken causes secondary The problem of quality problems, occurs；3) due in scale removal process chain do not stop to pat screen cloth, therefore easily cause the breakage of screen cloth, especially It is, for the thinner screen surface of twine, to be more unable to undergo the macrocyclic collision friction of chain, thus is easier to cause screen cloth table Face is damaged；4) screen cloth carries the gravity of material due to long-time, so easily form recessed concave surface on screen cloth, and concave surface can not be with The clear network chain bar of horizontal distribution is fully contacted, so that chain does not have the effect of cleaning screen cloth.

Utility model content

The purpose of this utility model is to overcome at least one weak point of above-mentioned prior art, and there is provided with from clear The straight line shaker of clean structure, which solves the blocking of straight line shaker screen cloth, influences screening efficiency, manual cleaning is time-consuming, the technology taken a lot of work difficult Topic；And solve the problems, such as that the existing straight line shaker with self-cleaning structure may be only available for the cleaning of individual layer screen cloth；Solve simultaneously Screen surface is contacted for a long time with chain, the problem of screen cloth is by impact breakage；Chain contact is also solved simultaneously, pat material, Material is caused to be crashed to pieces, the problem of influenceing product quality；In addition, the existing straight line shaker with self-cleaning structure is also solved, Screen cloth is by behind material gravity pressure-bearing formation concave surface, it is impossible to effectively contacted with chain, it is difficult to effectively clear up the technical barrier of screen cloth；Together When also solve the operation noise problem of the existing straight line shaker with self-cleaning structure.

To reach above-mentioned purpose, the technical solution adopted in the utility model is：Straight line shaker with self-cleaning structure, including Fixation kit, the sieve nest on the fixation kit and on the fixation kit and it can drive swashing for sieve nest vibration Shake component, and the sieve nest includes at least one screen cloth and quantity is identical with the screen cloth quantity and be respectively supported at each screen cloth The screen frame (unit) of lower section, the screen frame (unit) includes spacer screen and the partition member being convexly equipped on the spacer screen, and the partition member is at the bottom The top of net, which separates, to be enclosed to form several compartments, be all equipped with each compartment at least one can the spacer screen with The Elastic body beated between the screen cloth.

Alternatively, there is spacing between the Elastic body and the screen cloth, and this is smaller than the gabarit of the Elastic body Size.

Alternatively, the spacer screen is provided with multiple mesh, and the contour dimension of the Elastic body is more than the interior exterior feature of the mesh Size and the interior wide size for being less than the compartment.

Alternatively, the Elastic body be the cylinder or spheroid or square that are made of plastic cement or rubber or Cuboid.

Alternatively, the top of the partition member is also convexly equipped with several spaced holding members, the screen cloth branch Support on the holding members.

Alternatively, connected between the sieve nest and the fixation kit by Flexible Connector, the Flexible Connector is Spring or shell fragment or elastic rubber fitting or elastic rubber tube.

Alternatively, the exciting component include be connected with the sieve nest vibrator, be installed on the fixation kit Motor and the elastic transmission structure being connected between the vibrator and the motor.

Alternatively, the motor has output shaft, and the vibrator has input shaft, the elastic transmission structure bag Include the first shaft coupling being installed on the output shaft, the second shaft coupling being installed on the input shaft and be resiliently attached to institute State the elastomeric element between first shaft coupling and the second shaft coupling.

Alternatively, the elastomeric element includes at least two and U-shaped is respectively connected to the first shaft coupling and described the Elastic gel between two shaft couplings, split is set each elastic gel respectively or each elastic gel sets for disjunctor Put.

Alternatively, the elastomeric element includes four elastic gels, and four elastic gels are right two-by-two respectively Claim to set.

The straight line shaker with self-cleaning structure that the utility model is provided, by setting up lattice on the spacer screen of screen frame (unit) Part, and at least one Elastic body is placed respectively in each compartment of partition member, so, in a particular application, when sieve nest exists When producing vibration under the driving of exciting component, the vibration of sieve nest can drive the Elastic body in screen frame (unit) is ceaselessly irregular up and down to jump Dynamic, the screen cloth bottom surface being positioned above constantly is patted in the bounce of Elastic body, so as to play a part of clearing up screen cloth so that sieve nest The sieve aperture of each layer screen cloth can keep unimpeded for a long time, not putty, ensured the effect and quality of screening, it is to avoid manual cleaning, carried High efficiency, reduces production cost.In addition, the straight line shaker with self-cleaning structure of the utility model embodiment, relative to Existing use chain realizes self-cleaning straight line shaker, also has the advantages that：

1) cleared up using Elastic body, the breakage of screen cloth can be reduced, and equipment operation noise is also low, beneficial to improvement building ring Border；

2) during Elastic body cleaning screen cloth and the contact point of screen cloth is screen cloth bottom surface, so, even if forming concave surface on screen cloth, It can effectively ensure that Elastic body is fully contacted with screen cloth, simultaneously because the bounce of Elastic body is irregular, therefore, Elastic body and sieve The contact surface of net can cover the lower surface of whole screen cloth, and it is only to the clear of screen contact point or line to use chain to clear up Manage, therefore cleaning of the utility model to screen cloth is cleared up more fully, more comprehensively than chain；

3) Elastic body not with material directly contact, reduce material and be crashed to pieces the hidden danger of quality caused；

4) straight line shaker of different screening levels is applicable to, the self-cleaning of mono-layer straight line shaker is can be not only used for, it can also be used to two The self-cleaning of layer and more than two layers straight line shaker.

Brief description of the drawings

Fig. 1 is the structural representation for the straight line shaker with self-cleaning structure that the utility model embodiment is provided；

Fig. 2 is the close-up schematic view at A in Fig. 1；

Fig. 3 is the close-up schematic view at B in Fig. 1；

The right side that Fig. 4 is Fig. 1 regards schematic diagram.

Embodiment

In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain The utility model, is not used to limit the utility model.

It should be noted that when element is referred to as on " being fixed on " or " being arranged at " another element, it can be direct On another element or it may be simultaneously present centering elements.When an element is known as " connection " another element, it Can be directly connected to another element or may be simultaneously present centering elements.

It should also be noted that, the orientation term such as left and right, upper and lower, top, bottom in following examples, is only relative each other Concept or using the normal operating condition of product as reference, and should not be regarded as restrictive.

As Figure 1-4, the straight line shaker with self-cleaning structure that the utility model embodiment is provided, including fixation kit 1st, on fixation kit 1 sieve nest 2 and on fixation kit 1 and exciting component 3 that sieve nest 2 can be driven to vibrate, sieve nest 2 is wrapped Include main body 23, at least one screen cloth 21 being located in main body 23 and quantity identical with the quantity of screen cloth 21 and be respectively supported at each screen cloth The screen frame (unit) 22 of 21 lower sections, screen frame (unit) 22 is also located at the lower section of main body 23, and each screen frame (unit) 22 is respectively arranged on the lower section of each screen cloth 21, screen frame (unit) 22 Including spacer screen 221 and the partition member 222 being convexly equipped on spacer screen 221, partition member 222 separates in the top of spacer screen 221 to be enclosed Formed and at least one is all equipped with several compartments 2221, each compartment 2221 can be jumped between spacer screen 221 and screen cloth 21 Dynamic Elastic body 4, Elastic body 4 can produce bounce by the Elastic body 4 of sieve nest 2.In concrete application, exciting component 3 can drive sieve Body 2 produces vibration, and on the one hand the vibration of sieve nest 2 causes material to be sieved in continuous advance, so as to reach screening materials carrying Purpose；On the other hand Elastic body 4 is caused to enter line bounce, the bottom of screen cloth 21 being positioned above constantly is patted in the bounce of Elastic body 4 Face, and then play a part of clearing up screen cloth 21 so that the sieve aperture of 2 each layers of screen cloth of sieve nest 21 can keep unimpeded for a long time, not putty, Ensure the effect and quality of screening, it is to avoid manual cleaning, improved production efficiency, reduce production cost.The utility model is implemented The straight line shaker with self-cleaning structure that example is provided, is cleared up using Elastic body 4, on the one hand can reduce the breakage of screen cloth 21, equipment Noise is run also low, beneficial to improvement working environment；When on the other hand due to the cleaning screen cloth 21 of Elastic body 4 connect with the bottom surface of screen cloth 21 Tactile, therefore, even if screen cloth 21 forms concave surface under material gravity effect, it also can effectively ensure that Elastic body 4 fills with screen cloth 21 Tap is touched, and because the bounce of Elastic body 4 is irregular, so, the contact surface of Elastic body 4 and screen cloth 21 can be covered entirely The lower surface of screen cloth 21, therefore, its cleaning to screen cloth 21 is more fully, more comprehensively；Another further aspect Elastic body 4 is not straight with material Contact, reduces material and is crashed to pieces the hidden danger of quality caused；In addition, its be applicable to it is different screening levels straight line shakers, i.e., its It can be not only used for the self-cleaning of individual layer screen cloth 21, it can also be used to two layers and two layers self-cleaning with upper screen cloth 21.

Preferably, there is spacing between Elastic body 4 and screen cloth 21, and this is smaller than the contour dimension of Elastic body 4.This Sample, on the one hand can limit the spring of Elastic body 4, beneficial to Elastic body 4 is reduced to the impulsive force of screen cloth 21, reach cleaning effect While be unlikely to cause the breakage of screen cloth 21 again；On the other hand it can be beneficial to prevent Elastic body 4 from jumping out outside compartment 2221, be beneficial to The uniformity that Elastic body 4 is distributed.Spacing between Elastic body 4 and screen cloth 21, refers specifically to that Elastic body 4 is static to be positioned over compartment When in 2221, (being located at for screen cloth 21 is most lower with the bottom of screen cloth 21 at the top of Elastic body 4 (position positioned at the top of Elastic body 4) The distance between the position of side).The contour dimension of Elastic body 4, refer specifically between the exterior contour opposite site of Elastic body 4 away from From that is, positioned at the distance between two opposite outer edges of the center both sides of Elastic body 4.When the contour dimension of Elastic body 4 is including multigroup During different sizes, the contour dimension for being smaller than Elastic body 4 between Elastic body 4 and screen cloth 21 is referred specifically to, Elastic body 4 and sieve The minimum contour dimension for being smaller than Elastic body 4 between net 21.

Preferably, spacer screen 221 is provided with multiple mesh, and the contour dimension of Elastic body 4 is more than the interior wide size of mesh and small In the interior wide size of compartment 2221.So, on the one hand at least house an Elastic body 4 in a compartment 2221, And Elastic body 4 can carry out upper and lower bounce in compartment 2221；On the other hand cause Elastic body 4 will not be from the mesh of spacer screen 221 Inside fall out.Screen cloth 21 and spacer screen 221 can limit the upper and lower displacement of Elastic body 4 respectively, and the wall body of compartment 2221 can then be limited The surrounding displacement of Elastic body 4.The interior wide size of mesh and the interior wide size of compartment 2221 can refer to the above-mentioned gabarit chi of Elastic body 4 Very little definition.

Preferably, screen cloth 21 is provided with multiple sieve apertures, and the interior wide size of mesh is respectively greater than corresponding on each spacer screen 221 Screen cloth 21 (being adjacent to the top of the spacer screen 221, the screen cloth 21 being supported on the screen frame (unit) 22 of the composition of spacer screen 221) in sieve aperture 5-10 times of wide size, so so that the material fallen from screen cloth 21 will not be blocked in the mesh of spacer screen 221, it is ensured that material Pass through the smoothness of spacer screen 221.

Preferably, Elastic body 4 is the cylinder or spheroid or cone being made of plastic cement or rubber, that is, is bounced Body 4 can be made of plastic cement, can be also made of rubber, and Elastic body 4 shape can for cylinder be alternatively spheroid or For square or cuboid can be alternatively.Elastic body 4 is made of plastic cement or rubber, on the one hand may be such that the material of Elastic body 4 Matter is softer, is injured beneficial to shock of the Elastic body 4 to screen cloth 21 is reduced；On the other hand it is beneficial to the material cost of reduction Elastic body 4. In addition, the shape of Elastic body 4 is set into cylinder or spheroid or square or cuboid, Elastic body 4 all may be such that It is relatively simple for structure, easily fabricated.In concrete application, can be according to cleaning the need for, the Elastic body 4 of unlike material is installed additional to reach Different cleaning effects.

Preferably, partition member 222 is cross-linked by some grid grizzly bars and formed.The disconnected cross sectional shape of grille strip specifically may be used For rectangle or square or circular or ellipse etc..The distribution mode of each grille strip is specially：A part of grille strip Transversely it is spacedly distributed, another part grille strip is spacedly distributed along longitudinal direction, grille strip and the longitudinal direction point of such cross direction profiles It will be crossed-over between the grille strip of cloth, so as to be separated to form multiple compartments 2221.The manufacturer of partition member 222 Formula can have following several：One kind is first separately fabricated each grille strip, and each grille strip then is passed through into the mode assembly connections such as welding Formed；Another is that the partition member 222 with compartment 2221 is directly produced by mould；Another is first to produce one Tabular component, then fabricate out on the tabular component each compartment 2221.

Preferably, shown referring to Figures 1 and 2 in the lump, it is spaced that the top of partition member 222 is also convexly equipped with several Holding members 223, screen cloth 21 is supported on holding members 223.The setting of holding members 223, is mainly used in supporting screen cloth 21；When So, in concrete application, holding members 223 can be also not provided with and screen cloth 21 is directly supported by partition member 222, so, point Highly desirable every part 222 sets higher, to ensure the bounce space of Elastic body 4.Herein, by being separately provided support Component 223 is supported screen cloth 21, relative to directly screen cloth 21 is supported by partition member 222, has the advantages that：Hold Ask the set-up mode of component 223 more flexible, do not limited by compartment 2221, it is easily achieved, manufacturing cost is low.

Preferably, holding members 223 are to be fixedly welded on round steel on partition member 222, and its is simple in construction, be easy to real Existing, manufacturing cost is low, and the smooth surface of round steel will not scratch screen cloth 21.

Preferably, shown in reference picture 1, the two ends of screen cloth 21 are tensioned by the tension element 7 located at the inside both sides of sieve nest 2 puts down It is layered on holding members 223, tension element 7 can be screw.Of course, tension element 7 can also use other setting forms, as long as The two ends tensioning of screen cloth 21 can be fixed on the inner side of sieve nest 2

As a preferred embodiment of the utility model embodiment, the spacing between Elastic body 4 and screen cloth 21 is 4cm, The minimum contour dimension of Elastic body 4 is 5cm (Elastic body 4 concretely a diameter of 5cm, a height of 5cm cylinder, or spring The spheroid of body 4 or a diameter of 5cm, or Elastic body 4 are alternatively the square that the length of side is 5cm)；Holding members 223 are used A diameter of 3cm round steel, each horizontally spaced 40cm of round steel is fixedly welded on partition member 222；The spacer screen of screen frame (unit) 22 221 mesh is long 4cm, width 4cm rectangular opening；Partition member 222 is separated to form multiple length using a height of 6cm band steel dividing plate For 30cm, a width of 15cm, a height of 6cm compartment 2221；Each interior two or three a diameter of 5cm of placement of compartment 2221, A height of 5cm Elastic body 4.It using this setup, can both ensure cleaning effect, can prevent Elastic body 4 from departing from each separation again Chamber 2221.

Preferably, connected in the lump shown in reference picture 1 and Fig. 4 between sieve nest 2 and fixation kit 1 by Flexible Connector 5, So, the elastic buffer space of Flexible Connector 5 is utilized so that sieve nest 2 can still have certain after being installed on fixation kit 1 Activity space, so as to can effectively drive sieve nest 2 to vibrate beneficial to guarantee exciting component 3.

Preferably, Flexible Connector 5 is spring or shell fragment or elastic rubber fitting or elastic rubber tube, so, can all be made Obtaining Flexible Connector 5 has preferable elastic performance.Spring or shell fragment are specifically made of elasticity preferably metal, elastic gum Pad or elastic rubber tube are specifically made of elasticity preferably rubber or plastic cement.

Preferably, in the lump shown in reference picture 1 and Fig. 4, vibrator 31 that exciting component 3 includes being connected with sieve nest 2, it is installed on Motor 32 on fixation kit 1 and the elastic transmission structure 33 being connected between vibrator 31 and motor 32. Motor 32 is power source, and vibrator 31 is vibration generating element, and elastic transmission structure 33 is used to produce motor 32 Power be transferred on vibrator 31, and the intrinsic elastic performance of elastic transmission structure 33 can be beneficial to reduce vibrator 31 and produce Vibration produces influence to motor 32, so that beneficial to the operation stability and service life that ensure motor 32.

Preferably, in the lump shown in reference picture 1, Fig. 3 and Fig. 4, motor 32 has output shaft 321, and vibrator 31 has Input shaft 311, elastic transmission structure 33 include be installed on output shaft 321 first shaft coupling 331, be installed on input shaft 311 On second shaft coupling 332 and the elastomeric element 333 that is resiliently attached between first shaft coupling 331 and second shaft coupling 332.Drive When dynamic motor 32 is run, first shaft coupling 331 can be rotated with the output shaft 321 of motor 32, first shaft coupling 331 Rotation can drive elastomeric element 333 and second shaft coupling 332 to rotate together, and the rotation of second shaft coupling 332 can drive vibrator 31 input shaft 311 is rotated together, so as to reach the purpose for driving vibrator 31 to run by motor 32.

Preferably, in the lump shown in reference picture 1 and Fig. 3, elastomeric element 333 includes at least two and U-shaped is respectively connected to the Elastic gel 3331 between one shaft coupling 331 and second shaft coupling 332.Elastic gel 3331 is being installed on first shaft coupling , can be plate-like between 331 and second shaft coupling 332, elastic gel 3331 is bent into again during installation it is U-shaped, so so that elasticity The manufacture of part 333 becomes very simply, conveniently, and manufacturing cost is very low, and installation process is very simply, conveniently.Elastic gum Body 3331 is U-shaped to be connected between first shaft coupling 331 and second shaft coupling 332, may be such that elastic gel 3331 has preferable Elastic buffer effect so that beneficial to dramatically reducing influence to motor 32 when vibrator 31 vibrates.

Preferably, each difference of elastic gel 3331 split is set, i.e., each elastic gel 3331 is individually to be manufactured , its simple in construction, easily fabricated shaping.Of course, in concrete application, each elastic gel 3331 also can disjunctor set, i.e., respectively Elastic gel 3331 is integrally manufactured shaping.

Preferably, elastomeric element 333 includes four elastic gels 3331, and four elastic gels 3331 are symmetrical two-by-two respectively Set, so set and may be such that the gearratio of elastomeric element 333 is more steady, and buffering effect is preferable.Of course, concrete application In, the setting quantity not limited to this of elastic gel 3331, when the setting quantity of elastic gel 3331 is even number, each elastic gum Body 3331 is preferably symmetrical arranged two-by-two respectively, is so set and be may be such that the gearratio of elastomeric element 333 is more steady, and buffering effect Preferably.

Preferably, four elastic gels 3331 are in circumferentially cross distribution, so that it is dynamic that elastomeric element 333 is transmitted Power distribution is than more uniform, beneficial to the further transmission stability for improving elastomeric element 333.

Preferably, the two ends of elastic gel 3331 pass through bolt 6 and first shaft coupling 331 and second shaft coupling 332 respectively Connection, its installation process is simple, and convenient disassembly, and fastening is reliable.Of course, in concrete application, elastic gel 3331 also two End can be also connected with first shaft coupling 331, second shaft coupling 332 otherwise.

Preferably, vibrator 31 includes eccentric wheel, and eccentric wheel is connected with sieve nest 2.Drive of the vibrator 31 in motor 32 During dynamic lower operation, eccentric wheel can drive sieve nest 2 to produce vibration.

Preferably, exciting component 3 is provided with two, and the motor 32 of two exciting components 3 is the phase asynchronous electricity with power Machine, and two motors 32 using opposite direction rotation mode (i.e. the direction of rotation of two motors 32 on the contrary, so, when two drives When dynamic motor 32 is run, two eccentric wheels on sieve nest 2 produce respectively perpendicular to the wire side of screen cloth 21 exciting force and to Preceding exciting force, reaches the purpose for driving whole sieve nest 2 to vibrate, and can guarantee that material can be sieved constantly in continuous advance Point.

Preferably, in the lump shown in reference picture 1 and Fig. 4, fixation kit 1 includes sieve seat 11 and power seat 12, and sieve nest 2 is installed on Sieve on seat 11, exciting component 3 is installed in power seat 12；Seat 11 is sieved to set with the split of power seat 12, or, sieve seat 11 and power 12 disjunctors of seat are set.Specifically, the motor 32 of exciting component 3 is installed in power seat 12.

Preferably, sieve seat 11 is provided with four, and four sieve seats 11 are symmetrically set in the left and right sides of sieve nest 2, and forward and backward row two-by-two There are difference in height, the i.e. two sieve seats 11 positioned at left side and there is difference in height, sieve seat 11 positioned at the two of right side in the left and right sieve seat 11 of row There is difference in height), in terms of the discharging extreme direction of sieve nest 2, sieve seat 11 below is higher than sieve seat 11 above.It is forward and backward sieve seat 11 it Between difference in height so that sieve nest 2 be erected at sieve seat 11 on forms low early and high after form, its gradient is preferably 5 ° ± 1 °, this Sample can also be moved beneficial to material on the premise of screening effect is ensured in screening process to discharge end.

Specifically, the straight line shaker with self-cleaning structure that the utility model embodiment is provided, can be mono-layer straight line shaker (tool Have the straight line shaker of individual screen cloth 21), or two layers or more than two layers straight line shaker (have two or two with upper screen cloth 21 Straight line shaker).When straight line shaker has the screen cloth 21 of two or more than two, each screen cloth 21 is vertically in interval point up and down Cloth, the bottom correspondence of every screen cloth 21 is supported on a screen frame (unit) 22；Sieve aperture, the sieve of each screen cloth 21 are designed with every screen cloth 21 Hole intracavitary in sieve nest 2 is sequentially reduced from the top down, and the discharge end of every screen cloth 21 is designed with discharging opening.

The straight line shaker with self-cleaning structure that the utility model embodiment is provided, operationally, two 32 points of motors Two eccentric wheels that Dai Dong be arranged on sieve nest 2 produce exciting force perpendicular to the surface of screen cloth 21 and forward, so as to drive whole Individual sieve nest 2 is vibrated, it is ensured that material is constantly sieved again during continuous advance.In addition, it is by the vibration on sieve nest 2 Power, drives the Elastic body 4 in screen frame (unit) 22 ceaselessly to carry out upper and lower random jump so that Elastic body 4 is ceaselessly patted positioned at bullet The bottom surface of screen cloth 21 of the top of body 4 is jumped, so as to play a part of clearing up screen cloth 21；Elastic body 4 pats screen cloth 21 size of dynamics The Elastic body 4 of unlike material can be adjusted to as needed；Elastic body 4 ceaselessly pats cleaning, can ensure each layer of sieve nest 2 for a long time The sieve aperture of screen cloth 21 remains unimpeded, not putty, it is not necessary to manual cleaning, has fully ensured that the effect and quality of screening, and Production efficiency is improved, production cost is reduced.

The straight line shaker with self-cleaning structure that the utility model embodiment is provided, it is simple in construction, it is easily manufactured, realize The breakage of screen cloth 21 is not resulted in the self-cleaning of screen cloth 21, and in scale removal process, material will not be clapped broken yet, and its cleaning effect Fruit will not be influenceed by the upper recess surface of screen cloth 21.It is particularly suitable for use in the product screening of composite fertilizer production line, especially to production Material more than the easy moisture absorption of material, particle dust, the screening effect that it is obtained is more obvious.

Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model Any modification, equivalent substitution or improvement made within the spirit and principle of utility model etc., should be included in the utility model Protection domain within.

Claims (10)

1. the straight line shaker with self-cleaning structure, including fixation kit, the sieve nest on the fixation kit and located at described On fixation kit and can drive the exciting component of sieve nest vibration, the sieve nest include at least one screen cloth and quantity with it is described Screen cloth quantity is identical and the screen frame (unit) that is respectively supported at below each screen cloth, it is characterised in that：The screen frame (unit) includes spacer screen and convex Partition member on the spacer screen, the partition member separates in the top of the spacer screen to be enclosed to form several separations At least one Elastic body that can be beated between the spacer screen and the screen cloth is all equipped with chamber, each compartment.

2. there is the straight line shaker of self-cleaning structure as claimed in claim 1, it is characterised in that：The Elastic body and the screen cloth Between there is spacing, and this is smaller than the contour dimension of the Elastic body.

3. there is the straight line shaker of self-cleaning structure as claimed in claim 1, it is characterised in that：The spacer screen is provided with multiple nets Hole, the contour dimension of the Elastic body is more than the interior wide size of the mesh and less than the interior wide size of the compartment.

4. the straight line shaker with self-cleaning structure as described in any one of claims 1 to 3, it is characterised in that：The Elastic body For the cylinder or spheroid or square or cuboid being made of plastic cement or rubber.

5. the straight line shaker with self-cleaning structure as described in any one of claims 1 to 3, it is characterised in that：The lattice The top of part is also convexly equipped with several spaced holding members, and the screen cloth is supported on the holding members.

6. the straight line shaker with self-cleaning structure as described in any one of claims 1 to 3, it is characterised in that：The sieve nest with Connected between the fixation kit by Flexible Connector, the Flexible Connector be spring or shell fragment or elastic rubber fitting or Person's elastic rubber tube.

7. the straight line shaker with self-cleaning structure as described in any one of claims 1 to 3, it is characterised in that：The exciting group Part is including the vibrator being connected with the sieve nest, the motor being installed on the fixation kit and is connected in described sharp The elastic transmission structure shaken between device and the motor.

8. there is the straight line shaker of self-cleaning structure as claimed in claim 7, it is characterised in that：The motor has output Axle, the vibrator has input shaft, and the elastic transmission structure includes first shaft coupling, the peace being installed on the output shaft Loaded on the second shaft coupling on the input shaft and it is resiliently attached between the first shaft coupling and the second shaft coupling Elastomeric element.

9. there is the straight line shaker of self-cleaning structure as claimed in claim 8, it is characterised in that：The elastomeric element is included at least Two the U-shaped elastic gels being connected between the first shaft coupling and the second shaft coupling, each elastic gum respectively Body difference split is set or each elastic gel is set for disjunctor.

10. there is the straight line shaker of self-cleaning structure as claimed in claim 9, it is characterised in that：The elastomeric element includes four The individual elastic gel, and four elastic gels are symmetrical arranged two-by-two respectively.