CN100571898C

CN100571898C - The fixing means of filter screen plug-in unit in vibrating screener and the vibrating screener of pitch mixing apparatus

Info

Publication number: CN100571898C
Application number: CNB2003801110263A
Authority: CN
Inventors: M·阿莱曼; B·哈斯勒; H·罗特
Original assignee: AMMANN SWISS AG
Current assignee: AMMANN SWISS AG
Priority date: 2003-12-17
Filing date: 2003-12-17
Publication date: 2009-12-23
Anticipated expiration: 2023-12-17
Also published as: CN1909980A; EP1694443B1; AU2003285664A1; EP1694443A1; ATE413932T1; WO2005068092A1; DE50310792D1

Abstract

The present invention relates to a kind of vibrating screener (5) that is used for the pitch mixing apparatus, it is included in the filter screen plug-in unit (1a, 1b) that is fixed in the zone of centre of machine on the pull bar (2).For fixing corresponding filter screen plug-in unit (1a, 1b), described filter screen plug-in unit (1a, 1b) and corresponding pull bar (2) all have a plurality of pipeline sections (14,16), they alternately are provided with in succession and are run through by a connecting rod (17) along a common axis (Y), and make filter screen plug-in unit (1a, 1b) and pull bar (2) filter screen tension direction (S) with vertical sealed connection of the mutual shape of two directions of filter screen tension direction.If the separately sealed connection of this shape can be extracted connecting rod (17) in the axial direction from pipeline section (14,16).Therefore the advantage that produces with respect to prior art is simply and quickly to change filter screen plug-in unit (1a, 1b).

Description

The fixing means of filter screen plug-in unit in vibrating screener and the vibrating screener of pitch mixing apparatus

Technical field

The present invention relates in order to method, the application of this method, the vibrating screener of pitch mixing apparatus and fuselage, pull bar and the filter screen plug-in unit that is used for such vibrating screener in the fuselage of the vibrating screener that the filter screen plug-in unit is fixed in the pitch mixing apparatus.

Background technology

Vibrating screener in the pitch mixing apparatus, be mainly used in sized sand or gravel and be located immediately at hot mineral feed bin above, thereby in screening machine, have hundreds of degrees centigrade temperature in operation usually.Therefore adopt wire cloth as the filter screen plug-in unit with few exceptions, it is tensioned and is installed in side regions on the support lug of protuberance upwards, so that keep essential shape stability at longitudinal direction.Each compass screen surface plate is provided with two filter screen plug-in units in succession in the screening machine of the face length with now general 5m to 6m, and they are suspended in the zone of the centre of fuselage in the holddown groove on the intermediate draw bar and at its opposed end and utilize tension element to make it to be subjected to tension at the entrance side or the outlet side of screening machine.Sieve material and powder stop up the holddown groove in the intermediate draw bar in operating process, these materials are owing to vibration indurates, and, before can from groove, taking off the filter screen plug-in unit, must these materials be removed to expend very big hand labour for changing a filter screen plug-in unit that damages.Because the spacing between the compass screen surface plate usually has only several decimetres, usually can not between the compass screen surface plate, arrive related intermediate draw bar or carry out work there, thereby essential is at first to dismantle the filter screen plug-in unit of the top that is positioned at filter screen plug-in unit to be replaced.This interrelates with very big time consumption and causes corresponding cost.

Summary of the invention

Therefore the objective of the invention is to, a kind of fixing means and a kind of vibrating screener of filter screen plug-in unit is provided, they do not have the shortcoming of above-mentioned prior art or avoid above-mentioned shortcoming at least in part.

First aspect present invention relates to the fixing means of a kind of filter screen plug-in unit on pull bar, and this pull bar is seen in the fuselage of the vibrating screener that is installed on the pitch mixing apparatus in the zone transverse to the centre of longitudinal axis towards longitudinal direction.The filter screen plug-in unit preferably is made of wire cloth and is provided with security strip on its at least one border or end, is arranged to make security strip to press close to pull bar in the fuselage of vibrating screener described filter screen plug-in unit, fixing filter screen plug-in unit on this pull bar.Here what is called presses close to mean, security strip is contacted with pull bar or with its at a distance of a n millimeter or centimetre.Then by in indent, passage and/or the hole in movable with respect to fuselage and preferred each jockey embedding security strip that also can take out, not only sealed in filter screen tension direction but also the shape that produces between pull bar and the security strip on perpendicular to the both direction of filter screen tension direction, wherein with each jockey from one not link position for example push one and realize the sealed link position of above-mentioned shape from the outside of machine.One such method that is used for fixing the filter screen plug-in unit with respect to the advantage of prior art is, can realize such fixed form, and is promptly just dismountable fixing to re-moving of link position not from link position by jockey in a simple manner.Therefore can reach time consumption and the spending that the filter screen plug-in unit is changed in remarkable reduction.

In a preferred form of implementation of this method, each jockey move into link position utilize later on for example screw connection of dismountable fixture, split pin, fixed head, ca(u)lk or fixedly solder joint be fixed on this position, thereby each jockey can not unexpectedly move into not link position in operating process.

In another preferred form of implementation of this method, the filter screen plug-in unit is arranged in the fuselage of vibrating screener like this, make that security strip has been in its predetermined fixed position when the interlocking jockey, thereby be that the needed power consumption of promotion jockey is minimum.

A second aspect of the present invention relates to according to the application of the described method of a first aspect of the present invention in the vibrating screener of making asphalt equipment.

A third aspect of the present invention relates to a kind of vibrating screener of pitch mixing apparatus, and it is preferably made or can be made into according to the described method of first aspect by utilizing.This vibrating screener comprises that one has the fuselage of at least one pull bar, and this pull bar extends transverse to the fuselage datum line in the zone of the centre of fuselage longitudinal length.Preferred at least one sealed being fixed on the pull bar of terminal shape that is provided with a security strip of the filter screen plug-in unit that constitutes by wire cloth.This shape is sealed, it does not exist only on the filter screen tension direction and is present on the both direction vertical with the filter screen tension direction, produce by the interlocking of each jockey on security strip, each jockey where necessary remove fixture for example split pin or fixedly solder joint or make it to lose efficacy after movable and preferably also can take out, thereby cancellation pull bar and sealed connection of shape between the security strip.One such vibrating screener with respect to the advantage of existing technology is, being connected in a simple manner the motion by jockey or taking off with regard to desirable slake between filter screen plug-in unit and the pull bar then can rebulid, therefore, as in described method, can be reduced to time consumption and the spending of changing an independent filter screen plug-in unit significantly according to a first aspect of the present invention.

In a preferred form of implementation not only according to the described method of a first aspect of the present invention but also according to the described vibrating screener of a third aspect of the present invention, all be fixed on security strip on the pull bar like this, that is, the sealed while of shape between security strip and the pull bar also is present on the direction of filter screen tension direction.Reach filter screen plug-in unit fixing reliably on pull bar whereby, it also can not unclamp automatically even without filter screen tension force, thereby in operation when filter screen tension force reduces, for example because a wire cloth that damages prevents that reliably the filter screen plug-in unit from unclamping automatically from pull bar.

Of the present invention first and the third aspect also preferred, perhaps make each jockey embed security strip or interlocking thereon along the whole length of security strip basically, its advantage is to bring power importing as far as possible uniformly in security strip, perhaps make each jockey embedding or interlocking in a plurality of preferred segmentations that distribute along security strip equably, the advantage of bringing is, at least can adopt the section bar profile of sealing in each segmentation, this can realize stable especially connection.

Preferred in another preferred form of implementation aspect of the present invention above-mentioned two, each jockey to move or can move with respect to pull bar with respect to pull bar in order to embed in the security strip, and they separate formation with pull bar and preferably also can take out for this reason.Advantageously make them is movable one transverse to the direction of the longitudinal axis of vibrating screener or in the direction motion of the longitudinal length of pull bar or in this direction for this reason, thus by jockey from one in the propelling or the reeve of the other position of machine side or extract and make the motion of jockey become possibility.

Preferred in this respect, basically realize that along the whole length of security strip this moves or possible, if for example each jockey is that can take out by extracting of side or constitute by the connection shaping lath that corresponding reeve can be inserted once more by one for this, then is rational; Perhaps only realize that along a segmentation of the length of security strip this moves or possible, this is reasonably when constituting each jockey of interlocking slide plate for example and has advantage, is less in the side at the space requirement on vibrating screener next door promptly.

Of the present invention first and the third aspect in preferred in another preferred form of implementation, pull bar also is fixedly connected on pull bar and preferred even with one of its formation in company with motion or with each jockey in each jockey motion.For each jockey that moves, pull bar is preferably constituted make it to rotate or move maybe and can rotate or can move around such axis along the machine longitudinal direction along the direction of longitudinal axis around an axis transverse to the machine longitudinal axis.Can reach each jockey whereby connects or in being connected of quick-detach simply and soon between pull bar and the security strip simple especially on the security strip.

Further preferably, fuselage outside realize each jockey move or rise therefrom possible, for example realize via the control stick of on the fuselage outside, installing or control lever shaft or via the withdrawing device or the propulsion plant that dispose for each jockey.Can improve significantly whereby and safeguard comfortableness and operating reliability.

Preferably, have a plurality of pull bars according to the described vibrating screener of a third aspect of the present invention in the zone of the centre of the longitudinal length of its fuselage, they are arranged on transverse in each folded mutually up and down plane of machine longitudinal direction and be used for fixing the filter screen plug-in unit that is used for different compass screen surface plates.On at least a portion of these pull bars, preferably on opposed each side of pull bar, fix two filter screen plug-in units respectively with opposite filter screen tension direction according to mode of the present invention, therefore two filter screen plug-in units are combined into a continuous compass screen surface plate.The advantage of Chan Shenging is whereby, and it is very little making the bending stress of inefficacy of filter screen tensile force and pull bar at least in part.

In another preferred form of implementation of vibrating screener, pull bar and security strip are designed to, the health of security strip and pull bar runs through along the length of security strip, perhaps the health of security strip embeds in the pull bar or in contrast, and described run through in portion or the Embedded Division with each jockey in sealed connection of the mutual shape of filter screen tension direction.Preferably realizing running through or embedding along security strip in the spacing uniformly.Each jockey might be arranged in the interior zone that prevents to wear and tear whereby, this interior zone constitutes by pull bar or by security strip or by both, and this is convenient to its later dismounting significantly so that change a filter screen plug-in unit.Also the advantage of Chan Shenging is, whereby the special tension on the filter screen tension direction between pull bar and security strip be connected become possible.

A fourth aspect of the present invention relates to a kind of fuselage that is used for according to the described vibrating screener of a third aspect of the present invention, has one or preferred a plurality of pull bar in its zone therebetween.Each pull bar has the element that comprises a common central axis of a plurality of pipeline section shapes of being spaced apart from each other respectively or the opening of a plurality of preferred slit shapes along its at least one outward flange, or is bearing on the fuselage movably rotationally or in the direction of this longitudinal axis transverse to the axis of the longitudinal axis of fuselage around one.

The 5th direction of the present invention relates to a kind of pull bar, and it is used for according to the described vibrating screener of a third aspect of the present invention or according to the described fuselage of a fourth aspect of the present invention.This pull bar is along its at least one outward flange, preferably have the element that comprises a common central axis of a plurality of pipeline section shapes of being spaced apart from each other or the opening of a plurality of preferred slit shapes along two opposed outward flanges.

A sixth aspect of the present invention relates to a kind of filter screen plug-in unit that is used for according to the described vibrating screener of a third aspect of the present invention.This filter screen plug-in unit has a security strip on an one border or end at least, it has the element or a plurality of protuberance that comprises indent that comprise a common axis of a plurality of pipeline section shapes of being spaced apart from each other along its outward flange, the filter screen plug-in unit can be fixed on the described protuberance shape on the filter screen tension direction sealedly.

Though the filter screen plug-in unit that adopts preferably is made of wire cloth, however still can set for, fixing means of the present invention is used for these filter screen plug-in units, and promptly they are configured to by other the preferred heat-resisting set of planes with sieve aperture, for example are made of multihole lamina.In this case for example also might be only in suitable form of implementation with the thin plate crimping so that constitute a security strip or also to set up a shape in each hole sealed by embedding, and do not need the thin plate crimping.Therefore can use a meter product (Meterware) under the in the end described situation, cancel the preformed of filter screen lining and simplify significantly and deposit.

Description of drawings

Below by accompanying drawing other form of implementation, advantage and application of the present invention described.Wherein:

Fig. 1 a is along a vertical cross section according to the longitudinal direction of the vibrating screener of prior art;

Fig. 1 b is along the profile of Fig. 1 a center line A-A intercepting;

Details Z1 among Fig. 1 c Fig. 1 a;

Details Z2 among Fig. 1 d Fig. 1 b;

The vertical view of Fig. 2 a subregion that is connected between an intermediate draw bar and two filter screen plug-in units in first vibrating screener of the present invention;

Fig. 2 b is along the profile of the intercepting of the line B-B among Fig. 2 a;

Fig. 2 c is along the profile of the intercepting of the line C-C among Fig. 2 a;

The vertical view of Fig. 3 a subregion that is connected between an intermediate draw bar and two filter screen plug-in units in second vibrating screener of the present invention;

Fig. 3 b is along the profile of the intercepting of the line D-D among Fig. 3 a;

Fig. 3 c is along the profile of the intercepting of the line E-E among Fig. 3 a;

The vertical view of Fig. 4 a subregion that is connected between an intermediate draw bar and two filter screen plug-in units in the 3rd vibrating screener of the present invention;

Fig. 4 b is along the profile of the intercepting of the line F-F among Fig. 4 a;

Fig. 4 c is along the profile of the intercepting of the line G-G among Fig. 4 a;

The fixing vertical cross section along the longitudinal direction of Fig. 5 a two filter screen plug-in units of a compass screen surface plate in the zone of the centre of the fuselage of the 4th vibrating screener of the present invention;

Each one of Fig. 5 b and 5c be as the view among Fig. 5 a, but in the first machine scheme, unclamp the fixing of a filter screen plug-in unit or unclamped the filter screen plug-in unit fixedly the time situation;

Fig. 5 d is as the view among Fig. 5 a, but the situation when in the second machine scheme, having unclamped the filter screen plug-in unit;

Fixing along the longitudinal direction the vertical cross section of two filter screen plug-in units of Fig. 6 one compass screen surface plate on an intermediate draw bar of the 5th vibrating screener of the present invention; And

Fixing along the longitudinal direction the vertical cross section of two filter screen plug-in units of Fig. 7 one compass screen surface plate on an intermediate draw bar of the 6th vibrating screener of the present invention.

The specific embodiment

Before the preferred approach of describing invention enforcement by Fig. 2 to 7, the prior art shown in Fig. 1 a to 1d is discussed at first, so that can understand the present invention better.

Fig. 1 a illustrates the vertical cross section along the longitudinal direction of the fuselage 3 of a vibrating screener 5, as its be applied to now pitch mix be arranged in being provided with hot mineral feed bin above.As finding out, the phase superimposition one after the other is provided with a plurality of filter screen plug-in units 1 successively up and down in fuselage 3, and makes them constitute six folded mutually up and down compass screen surface plates in fuselage 3, and its width of mesh dwindles from the top down.Each filter screen plug-in unit 1 of each compass screen surface plate is separately fixed at (being also referred to as intermediate draw bar) on the pull bar 2 and strains by means of the relative respectively crossbeam 8 of the bolt that overcomes dish spring group or helical spring effect in the zone of the entrance side 6 of vibrating screener 5 and outlet side 7 in the zone of the centre of fuselage 3.Vibrator 9 is set on fuselage 3, and it makes the fuselage 3 that is bearing on the spring element (not shown) be in the vibration in operation.

As finding out by Fig. 1 b, thereby it illustrates along the profile of the intercepting of the line A-A among Fig. 1 a and from top vertical view towards the 3rd compass screen surface plate, two filter screen plug-in unit 1a, the 1b of compass screen surface plate are closely interconnected via pull bar 2, and make the material that is on this compass screen surface plate, if it is enough tiny, can only the mesh by filter screen plug-in

unit

1a, 1b arrive the compass screen surface plate that be positioned at below it, otherwise just be transported to outlet side 7 always at this compass screen surface plate upper edge material flow direction M.

As finding out by Fig. 1 c and 1d, it illustrates details Z1 and the details Z2 among Fig. 1 b among Fig. 1 a and thereby filter screen plug-in

unit

1a, 1b detailed cross sectional view or the detailed top view in the fixation case of pull bar 2 is shown, filter screen plug-in

unit

1a, 1b are made of wire cloth 10, this fabric utilizes a lath 11 to turn back and therewith into about 170 ° of crimpings at its stiff end respectively, and the end at each wire cloth 10 constitutes security strip 4 whereby.These security strips 4 hang in the groove 12 that constitutes the both sides indent in the welded pull bar 2 and so at the filter screen tension direction S of corresponding filter screen plug-in

unit

1a, 1b with at the sealed pull bar 2 that is connected in of two perpendicular direction shapes.As finding out, for security strip 4 that can suspended filter screen plug-in

unit

1a, 1b, groove 12 constitutes wide like this, promptly, make this groove 12 filter screen plug-in

unit

1a, 1b install the back and in accordance with regulations during tensioning the upside to the compass screen surface plate open wide, the result is that this groove 12 is filled up by material, and this material indurates along with the time and after this can not take off security strip when having prior mechanical chipping groove 12.Therefore the replacing of filter screen plug-in

unit

1a, 1b becomes the time and expends thing with high cost in this nowadays known machine.

Relative therewith, Fig. 2 a-2c is illustrated in the detail drawing of the fixation case between filter screen plug-in

unit

1a, 1b and pull bar 2 in first vibrating screener of the present invention, and Fig. 2 a is the vertical view of the fixing subregion between intermediate draw bar 2 and two filter screen plug-in unit 1a, the 1b, Fig. 2 b is the profile along Fig. 2 a center line B-B intercepting, and Fig. 2 c is the profile along Fig. 2 a center line C-C intercepting.As obviously visible by Fig. 2 a and 2b, pull bar 2 comprises the rectangle section bar 13 of a sealing here, a plurality of isometric even each other isolated cylindrical pipeline sections 14 of welding on its narrow opposed lateral surface, and make them have a common axis Y.As finding out in the assembling of Fig. 2 c, the security strip 4 of two filter screen plug-in

unit

1a, 1b also has a plurality of isometric cylindrical pipeline sections 16 at their outward flange, and it has and the identical pipe cross section of pipeline section 14 on the pull bar 2.The pipeline section 16 of each security strip 4 is spaced apart from each other and is welded on one along a common axis Y with aiming at and belongs on the outward flange of band iron section bar 15 of security strip 4, rivets the utilizing a lath 11 to turn back and become the end of 180 ° of crimpings of wire cloth 10 of corresponding filter screen plug-in

unit

1a, 1b on band iron section bar 15.Also can consider, replace rivet employing bolt or set up this connection by melting welding or soldering.As also finding out by Fig. 2 a, each pipeline section 16 of security strip 4 is arranged in the space between each pipeline section 14 of pull bar 2, therefore thereby pull bar 2 and security strip 4 are that run through and

whole pipeline sections

14,16 has a common axis Y, and they are run through by a connecting rod 17 and are connected with shape is sealed mutually on transverse to the both direction of filter screen tension direction S at filter screen tension direction S along this axis.If cancel the sealed connection of this shape; for example in order to change a filter screen plug-in

unit

1a, 1b; it is just enough then to extract connecting rod 17 from

pipeline section

14,16; this can realize from the outside from a side of vibrating screener 5 and also be possible after the long operating time; because each

pipeline section

14,16 of pull bar 2 and security strip 4 constitutes a shell around connecting rod 17 that seals basically, its protection connecting rod is avoided abrasive wear.

Fig. 3 a-3c is illustrated in the detail drawing of the fixation case between filter screen plug-in

unit

1a, 1b and pull bar 2 in second vibrating screener of the present invention, and Fig. 3 a is the vertical view of the fixing subregion between intermediate draw bar 2 and two filter screen plug-in unit 1a, the 1b, Fig. 3 b is the profile along the intercepting of the line D-D among Fig. 3 a, and Fig. 3 c is the profile along the intercepting of the line E-E among Fig. 3 a.As being found out by Fig. 3 a and 3b, pull bar 2 has the identical structure shown in Fig. 2 a-2c in this case.But here be different from the front example be, the security strip 4 of each

filter screen annex

1a, 1b constitutes like this, the stiff end that is corresponding metal silk fabrics 10 utilizes a lath 11 to turn back, the part 33 of then reeling and after this being rolled into is provided with fixing welding 18 in case launch, wherein in these positions groove is set in advance in order to reel, each pipeline section 14 with pull bar 2 in the time of on being fixed on pull bar 2 leans against on the described position.As being connected between the part that respectively is rolled into 33 of each pipeline section 14 that in by the embodiment of Fig. 2 a-2c, utilizes the connector 17 that to take out to realize pull bars 2 and security strip 4.

Fig. 4 a-4c is illustrated in the detail drawing of the fixation case between filter screen plug-in

unit

1a, 1b and pull bar 2 in the 3rd vibrating screener of the present invention, and Fig. 4 a is the vertical view of the fixing subregion between intermediate draw bar 2 and two filter screen plug-in unit 1a, the 1b, Fig. 4 b is the profile along the intercepting of the line F-F among Fig. 4 a, and Fig. 4 c is the profile along the intercepting of the line G-G among Fig. 4 a.As seeing by Fig. 4 a and 4b are clear, pull bar 2 comprises that here one rotates 90 ° the C shape section bar 19 that opens wide downwards, on its narrow opposed lateral surface, be provided with a plurality of isometric in straight line the port 20 of evenly spaced each other slit shape.As finding out among Fig. 4 c, (hinterschnittene) plate protuberance 21 of indent is set in these ports 20, its lath 22 by the security strip 4 of each filter screen plug-in

unit

1a, 1b constitutes, and the wire cloth 10 of riveted joint corresponding filter screen plug-in

unit

1a, 1b is turned back and become the end of 180 ° of crimpings by a lath 11 on lath 22.Here also can consider, replace rivet employing bolt or set up this connection by melting welding or soldering.In the space that centers on by pull bar 2,, thereby can from

port

20,25, extract each plate protuberance 21 to filter screen tension direction S by of the interlocking that to cancel with indent 24 of moving of locking lath 23 at longitudinal direction.

Fig. 5 a is illustrated in the fixing vertical cross section along the longitudinal direction of two filter screen plug-in unit 1a, the 1b of a compass screen surface plate in the zone of centre of the fuselage in the 4th vibrating screener of the present invention.As finding out, here be each configuration one self pull bar 2 of two filter screen plug-in

unit

1a, 1b, the built-in edge 26 of rabbeting pull bar 2 at corresponding filter screen plug-in

unit

1a, 1b on the described pull bar around by its security strip 4 filter screen tension direction S and on two perpendicular directions shape fix sealedly.Each security strip 4 has the similar shape and identical structure of the security strip 4 as shown in Fig. 1 c in this case.

In order to pack or dismantle filter screen plug-in

unit

1a, 1b into, two pull bars 2 or can as among Fig. 5 b and the 5c for example the right pull bar 2 shown in around a upwardly extending pivot axis or a swing in its longitudinal length side, wherein this pivot center preferably is arranged near the built-in edge 26, perhaps equally for example move to filter screen tension direction S shown in the pull bar 2 on the right, thereby discharge the security strip 4 of corresponding filter screen plug-in

unit

1a, 1b as Fig. 5 d.Therefore in order to realize such motion, how to implement the supporting of pull bar 2 in the sidewall of fuselage 3 be known for the professional and here will not illustrate in greater detail.

Fig. 6 illustrates two filter screen plug-in

unit

1a, 1b fixing vertical cross sections along the longitudinal direction on a pull bar 2 of the 5th vibrating screener of the present invention that are made of the thin plate 27 of perforation of a compass screen surface plate.As finding out, each security strip 4 constitutes by 180 ° of crimpings of the imperforated end of thin plate 27 in this case.Pull bar 2 is made of a C shape section bar that changes 90 °, its be downwards open wide and on each free end of its dual-side, have level inwardly and the flange portion 29 that outwards protrudes, the security strip 4 of filter screen plug-in

unit

1a, 1b leans against on the described flange portion 29 outside.The flange portion 29 of corresponding horizontal and by the bead portion of thereon security strip 4 by interlocking around the connection profile 30 of a C shape, described connection profile 30 is included on the free end of section bar side to each projecting inward flange portion, and not only shape is sealed mutually at filter screen tension direction S but also on perpendicular to two directions of filter screen tension direction is connected for pull bar 2 and security strip 4 whereby.In order to cancel the sealed connection of such shape, corresponding connection profile 30 along its longitudinal direction, that is is extracted from fuselage 3 transverse to filter screen tension direction S.

Fig. 7 illustrates two filter screen plug-in unit 1a, the 1b fixing vertical cross section along the longitudinal direction on an intermediate draw bar 2 of the 6th vibrating screener of the present invention of a compass screen surface plate.In the form of implementation shown here, pull bar 2 comprises a double T shape section bar, and this section bar constitutes the groove of indent up and down in its each side.The one fixedly section bar 31 that belongs to the same groove of having of corresponding security strip 4 directly is set respectively in abutting connection with these sides, on described section bar 31, fixes the end of the wire cloth 10 of corresponding filter screen plug-in

unit

1a, 1b, as in Fig. 4 a to 4c, describing.The pull bar 2 and fixedly groove of section bar 31 is opposed symmetrically respectively and constitute the space of the H shape cross section of a sealing in this case, one H shape connection profile 32 is set in this space, its not only filter screen tension direction S and also on two directions vertical with filter screen tension direction S at pull bar 2 and fixedly to set up shape between the section bar 31 sealed.This shape is sealed can extract connection profile 32 along the longitudinal direction from H shape space in order to cancel.

Though in current application, described preferred form of implementation of the present invention, should point out clearly that the present invention is not limited to these.It should be noted in particular that the architectural feature that also can make up each form of implementation mutually, as long as they do not repel mutually.

Claims

1. be used for filter screen plug-in unit (1,1a, 1b) is fixed on method on the pull bar (2) in the zone of centre of fuselage (3) of vibrating screener (5) of pitch mixing apparatus, comprise the following steps:

A) prepare a filter screen plug-in unit (1,1a, 1b), described filter screen plug-in unit comprises a security strip (4), and this security strip is arranged on the end of this filter screen plug-in unit;

B) in fuselage (3), be arranged to make security strip (4) to press close to pull bar (2) filter screen plug-in unit (1,1a, 1b); And then

C) by will be movably jockey (17,23,26) from the outside from one not link position move into a link position, thereby with jockey (17,23,26) interlocking on security strip (4), thereby sealed in the predetermined filter screen tension direction (S) and the shape of on both direction, setting up between security strip (4) and the pull bar (2) transverse to described predetermined filter screen tension direction (S).

2. the method for claim 1 is characterized in that, jockey (17,23,26) can take out.

3. in accordance with the method for claim 1, it is characterized in that, further comprising the steps of:

D) utilize dismountable fixture that jockey (17,23,26) is fixed in link position.

4. require one of 1 to 3 a described method according to aforesaid right, it is characterized in that, additionally sealed a shape of setting up between pull bar (2) and the security strip (4) on the direction of filter screen tension direction (S).

5. require one of 1 to 3 a described method according to aforesaid right, it is characterized in that, filter screen plug-in unit (1,1a, 1b) is arranged to, security strip (4) has been in its predetermined fixed position when interlocking jockey (17,23,26).

6. according to one of aforesaid right requirement 1 to 3 a described method, it is characterized in that, jockey (17,23,26) is rabbeted on the security strip or in a plurality of segmentations that are spaced apart from each other of interlocking at security strip (4) along the total length of security strip (4).

7. in accordance with the method for claim 6, it is characterized in that described segmentation is isometric.

8. according to one of aforesaid right requirement 1 to 3 a described method, it is characterized in that,, make jockey (17,23,26) mobile with respect to pull bar (2) in order to make jockey (17,23,26) interlocking on security strip (4).

9. in accordance with the method for claim 8, it is characterized in that, jockey (17,23,26) is moved along the direction of a longitudinal axis transverse to fuselage (3) (X).

10. in accordance with the method for claim 8, it is characterized in that, describedly move along the whole length of security strip (4) or only realize along a segmentation of the length of security strip.

11. according to one of claim 1 to 3 described method, it is characterized in that,, make pull bar (2) motion for mobile jockey (17,23,26).

12. in accordance with the method for claim 11, it is characterized in that, make pull bar (2) rotate or move along the longitudinal direction of fuselage (3) around the axis of a longitudinal axis transverse to fuselage (3) (X).

13. according to the application of one of aforesaid right requirement described method in the vibrating screener (5) of making the pitch mixing apparatus.

14. be used for the vibrating screener (5) of pitch mixing apparatus, comprise a fuselage (3) and the pull bar (2) that at least one extends transverse to fuselage datum line (X) in the zone of the centre of fuselage (3), filter screen plug-in unit (1,1a, the end that is provided with a security strip (4) 1b) is by means of the jockey (17 of interlocking on security strip, 23,26) filter screen tension direction (S) and on perpendicular to the both direction of described filter screen tension direction (S) shape be fixed on the described pull bar (2) sealedly, and jockey (17,23,26) can move from the outside of fuselage (3), so as the cancellation pull bar (2) with security strip (4) between sealed connection of shape.

15., it is characterized in that vibrating screener is the vibrating screener (5) that can make by according to one of claim 1 to 12 described method according to the described vibrating screener of claim 14 (5).

16. according to the described vibrating screener of claim 14 (5), it is characterized in that, after removing possible fixture in advance or making it to lose efficacy, can be from the outside mobile jockey (17,23,26) of fuselage (3).

17., it is characterized in that jockey (17,23,26) can take out from the outside of fuselage (3) according to the described vibrating screener of claim 14 (5).

18., it is characterized in that security strip (4) also is fixed on the pull bar (2) shape on the direction of filter screen tension direction (S) according to the described vibrating screener of claim 14 (5) sealedly.

19. according to one of claim 14 to 18 described vibrating screener (5), it is characterized in that security strip (4) and shape between the jockey (17,23,26) be sealed to be connected along the total length of security strip (4) or along a plurality of isolated segmentation of security strip (4) and to exist.

20., it is characterized in that described segmentation is isometric according to the described vibrating screener of claim 19 (5).

21. according to one of claim 14 to 18 described vibrating screener (5), it is characterized in that jockey (17,23,26) separates formation with pull bar (2) and can move with respect to pull bar (2) with sealed connection of shape between the security strip (4) in order to cancel pull bar.

22., it is characterized in that jockey (17,23,26) can take out according to the described vibrating screener of claim 21 (5) from pull bar (2).

23., it is characterized in that sealed in order to cancel shape, jockey (17,23,26) is movably along the direction of a longitudinal axis transverse to fuselage (3) (X) according to the described vibrating screener of claim 21 (5).

24. according to the described vibrating screener of claim 21 (5), it is characterized in that, sealed in order to cancel shape, jockey (17,23,26) can along the whole length motion of security strip (4) or can be only along a segment movement of the length of security strip (4).

25. according to one of claim 14 to 18 described vibrating screener (5), it is characterized in that, pull bar (2) and security strip (4) run through or embedding mutually along the length of security strip (4), and connect by jockey (17,23,26) in described running through in portion or the Embedded Division.

26., it is characterized in that pull bar (2) and security strip (4) length along security strip (4) in uniform spacing runs through or embedding mutually according to the described vibrating screener of claim 25 (5).

27. according to the described vibrating screener of claim 25 (5), it is characterized in that, security strip (4) has the element (16) of a plurality of pipeline section shapes that are spaced apart from each other along its outward flange, described element (16) is arranged on along in the respective voids between the outer peripheral element (14) that respectively is similarly pipeline section shape of pull bar (2), the element of wherein whole pipeline section shapes has a common axis (Y), they are run through by one or more connecting rods (17) that axially are provided with in succession and therefore in filter screen tension direction (S) the sealed connection of shape mutually, wherein connecting rod (17) is by the element (14 from pipeline section shape along this axis, 16) axially extract in and can take out.

28. according to the described vibrating screener of claim 25 (5), it is characterized in that, security strip (4) has a plurality of protuberances (21) with indent (24) that are spaced apart from each other along its outward flange, they along an outward flange of pull bar (2) enter corresponding port (20) and in pull bar (2) by means of the locking device (23) that embeds indent (24) in filter screen tension direction (S) and pull bar (2) the sealed connection of shape.

29. according to the described vibrating screener of claim 28 (5), it is characterized in that, locking device (23) is moved so that cancellation shape is sealed.

30. according to one of claim 14 to 16 described vibrating screener (5), it is characterized in that, jockey (26) is fixedly connected on pull bar (2), and in order to cancel sealed connection of shape between pull bar (2) and the security strip (4), pull bar (2) is movable with respect to fuselage (3).

31., it is characterized in that jockey (26) and pull bar (2) constitute one according to the described vibrating screener of claim 30 (5).

32., it is characterized in that pull bar (2) can rotate or can move along the longitudinal direction of fuselage (3) around a longitudinal axis transverse to fuselage (3) (X) according to one of claim 14 to 18 described vibrating screener (5) for this reason.

33., it is characterized in that filter screen plug-in unit (1,1a, 1b) is made of wire cloth (10) according to one of claim 14 to 18 described vibrating screener (5).

34. according to one of claim 14 to 18 described vibrating screener (5), comprise in the zone of a plurality of centres at fuselage (3) transverse to the longitudinal axis (X) of fuselage (3) and the pull bar (2) that on different planes, extends, it is characterized in that, on the part of these pull bars (2), fix two filter screen plug-in units (1a, 1b) at least respectively with opposite filter screen tension direction (S).

35. be used for fuselage (3) according to one of claim 14 to 34 described vibrating screener (5), comprise one or more pull bars (2), the port (20) that described pull bar has the element (14) that comprises a common axis (Y) of a plurality of pipeline section shapes that are spaced apart from each other or a plurality of slit shapes along its at least one outward flange maybe can be from the outside rotates maybe and can move by the longitudinal direction (X) along fuselage (3) from the outside around an axis transverse to the longitudinal direction of fuselage (3).

36. be used for according to one of claim 14 to 34 described vibrating screener (5) or according to the pull bar (2) of the described fuselage of claim 35 (3), described pull bar has the element (14) that comprises a common axis (Y) of pipeline section shape of a plurality of each intervals or the port (20) of a plurality of slit shapes along its at least one outward flange.

37. be used for filter screen plug-in unit (1,1a, 1b) according to one of claim 14 to 34 described vibrating screener (5), this filter screen plug-in unit is configured to by the heat-resisting set of planes with sieve aperture, and comprise one at the terminal security strip (4) that is provided with of this filter screen plug-in unit, it is characterized in that security strip (4) has the element or a plurality of protuberance (21) that comprises indent (24) that comprise a common axis (Y) of a plurality of pipeline section shapes that are spaced apart from each other along its outward flange.

38., it is characterized in that described plane tissue is wire cloth (10) or multihole lamina according to the described filter screen plug-in unit of claim 37.