CN2483360Y

CN2483360Y - Positive pressing type scraper of belt cleaning device

Info

Publication number: CN2483360Y
Application number: CN 01223415
Authority: CN
Inventors: 徐显琛
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-05-09
Filing date: 2001-05-09
Publication date: 2002-03-27
Anticipated expiration: 2011-05-09

Abstract

The utility model relates to a positive pressure type scraper device of belt cleaner, the structure of which is that: the two end faces of a lantern ring of a pressure adjusting mechanism in the belt cleaner are extended and provided with lugs respectively, a buffer is pivoted between the lugs, a continuous stem is provided in the buffer by a hollow casing, the middle section of the continuous stem body is formed with a limitative aspect, and one end of the limitative aspect is sleeved with a spring, which makes one the of the continuous stem body penetrate out and lock a nut, the leaning pressure of the pressure adjusting mechanism and the belt can be adjusted by the looseness and tightness of the nut, by which, the scraper body can be kept attaching on the belt surface, clearance in uneasy to be produced. In addition, the whole base can be extracted by loosing the located component and the stop dog of the side of the base, and the scraper body can be dressed and changed in a hurry, the maintenance is easy.

Description

A kind of Belt cleaner positive-pressure type doctor blade device

The utility model relates to a kind of Belt cleaner positive-pressure type doctor blade device, and refering in particular to a kind of cleaning, to strike off effect good and can adjust scraper pressure easily, and can keep the Belt cleaner positive-pressure type doctor blade device in scraper and belt service life.

Fig. 1 is provided with scheme drawing for general Belt cleaner, in belt conveyor system, the different effects of striking off is arranged because of each position contact pressure is different, make the relevant spare part of load-transfer device have better effect and life-span for effectively removing feed back, usually adopt multiple tracks formula Belt cleaner to strike off design, as shown in the figure, the positive-pressure type Belt cleaner is adopted in 7 designs of the first road Belt cleaner usually, mainly be to be provided with in the side mode of scraping on belt rotating shaft side, shown in Figure 2 being has the design of positive-pressure type Belt cleaner, be to be installed on the job platform of load-transfer device 5 front end both sides, mainly be to support to be provided with location seat board knot in parallel wing 72 on the pole socket 71, and should support pole socket 71 to link by an energy disperser 73 and cliding seat 74, this energy disperser 73 is that a spring 76 is set in a steel pipe 75, the sheathed spring fixed seat 77 of spring 76 1 ends, and wherein with an adjusting bolt 78 pivot joints, and bolt 78 and cliding seat 74 pivot joints are regulated in order, and steel pipe 75 articulates with supporting pole socket 71, the wing 72 that mat swing is implemented has an elastic pressure and oppresses on belt 50, makes wing 72 can often keep the state with belt 50.

Yet said structure still has following shortcoming in the use operation:

1, pressure adjust inconvenient excessive because transported substance can often change because of some external force factors make its adhesion with belt 50 as the pressure of wing 72, then make the reduction in service life of wing 72 and belt 50; The pressure of wing 72 is too little, and then wing 72 strikes off poor effect; At this moment, though but the said structure mat is regulated the rotation of bolt 78 to adjust the elastic force of spring 76, use the easily attached foreign matter of card of back but regulate bolt 78 permanent, and its rotation regulates and carries out in steel pipe 75, make that regulating operation has inconvenience.

2, running is implemented inconvenient, belt 50 surfaces adhere to bigger foreign material sometimes, make wing 72 be difficult for once foreign material being removed, and in the said structure, the structure of energy disperser 73 will make the wing 72 directly foreign matter that adheres to of bump and non-cushioned space, easily make wing 72 cause damage, reduced the service life of wing 72.

It is good and can adjust scraper pressure easily that the purpose of this utility model is to provide a kind of cleaning to strike off effect, and can keep the Belt cleaner positive-pressure type doctor blade device in scraper and belt service life.

The purpose of this utility model realizes by following technological means: a kind of Belt cleaner positive-pressure type doctor blade device, be that the belt rotating shaft side that can be positioned on load-transfer device is provided with in the side mode of scraping, by groups of holders, pressure adjustmenting mechanism and scraper group are formed, wherein the support body of groups of holders is provided with block set, pressure adjustmenting mechanism is provided with the collar, one steady arm can be located in the collar of the block set of groups of holders and pressure adjustmenting mechanism, the steady arm upside is linked with the scraper group, scraping cutter hub and can fit and be resisted against the belt surface of load-transfer device on the scraper group, it is characterized in that: the collar both ends of the surface of pressure adjustmenting mechanism are extended with lug respectively, be articulated with energy disperser between the lug, this energy disperser mat one hollow sleeve inside wears trace, trace body of rod stage casing is formed with a limitative aspect, and at one end being equipped with spring, the body of rod one end outwards runs through sleeve pipe and locking nut; The other end of the body of rod then can lock have connecting block and with the fixedly hornblock that the is cemented in support body knot that links.

Described a kind of Belt cleaner positive-pressure type block set adjacent with support body groups of holders doctor blade device is installed with bracing frame and offers the adjustment screw, and can consolidate contact block set side face on it for adjusting the screw rod spiral shell.Scrape cutter hub bottom and can be linked with joining base, the joining base bottom side is linked with base, scrape cutter hub, joining base with and base between be the lweis hole form and connect and form.The side locking that joining base is adjacent with scraping cutter hub has setting element.The joining base outermost can be provided with and prevent to scrape the link stopper that cutter hub gets loose.Be provided with sliding sleeve between the block set of the groups of holders of described Belt cleaner positive-pressure type doctor blade device and the steady arm, two ora terminalis faces of this sliding sleeve can be arranged with dust protecting cap.The collar of the pressure adjustmenting mechanism of described Belt cleaner positive-pressure type doctor blade device is extended with fin in open end, and the fin first half offers can be sealed on it and can load and unload the guide hole of this steady arm easily for sealed bolt.Spring one ora terminalis of described Belt cleaner positive-pressure type doctor blade device is arranged with the guide card that can have more stability when making spring conflict sleeve pipe flexible.The trace body of rod of described Belt cleaner positive-pressure type doctor blade device is arranged with sheath at the ferrule openings place.The connecting block of described Belt cleaner positive-pressure type doctor blade device offers pin-and-hole, and fixedly the hornblock top also is provided with corresponding perforation, and nationality runs through for latch and connects this connecting block and fixing hornblock.Connecting block connects swing arm set, and this swing arm set is sealedly on the swing arm frame support body bearing to be arranged and be extended with axostylus axostyle, and this axostylus axostyle is articulated with a bearing seat, and is extended with swing arm and follow block at the outer edge surface of this bearing seat.Connecting block offers pin-and-hole, and the swing arm end of swing arm set is provided with corresponding pivoted hole, uses for latch to run through connection.The swing arm frame support body of described Belt cleaner positive-pressure type doctor blade device is linked with stay bearing plate and offers and can be applied in interior perforation for an adjustable bolt corresponding to a side of follow block.

Advantage of the present utility model is:

1, the screwing or loosen of energy disperser nut in the mat pressure adjustmenting mechanism makes and scrapes the elastic displacement that cutter hub has the best when fitting, and scrapes cutter hub and can often protect to fit and be resisted against belt surface and make, and be difficult for producing the gap.

2, must adjust the operation place of scraper often in the conveyer belt apparatus narrow space against pressure, can be provided with swing arm set adjust easily scraper against pressure.3, the setting element and the block that only need unclamp chassis side can extract whole base, and finishing or the replacing that can scrape cutter hub easily reach the effect that is easy to maintaining.

Describe the utility model structure in detail below in conjunction with accompanying drawing:

Fig. 3, Fig. 4 and Fig. 5 are respectively three-dimensional exploded view of the present utility model, three-dimensional combination figure of the present utility model and schematic side view of the present utility model.As we know from the figure, Belt cleaner positive-pressure type doctor blade device described in the utility model is that the belt 50 rotating shafts side that can be positioned on load-transfer device 5 is provided with in the side mode of scraping, and comprises following assembly:

Groups of holders 1 is made up of block set 11 and support body 12, and block set 11 two ends respectively have perforation 110, and support body 12 then is provided with cooresponding chute 120, can be for latch members 13 that block set 11 and support body 12 is sealed fixing; The block set 11 adjacent with support body 12 is installed with a bracing frame 14, and this bracing frame 14 has one and adjusts screw 140, and spiral shell solid adjusts screw rod 141, but makes the side face of these adjustment screw rod 141 end face contact block sets 11.

Pressure adjustmenting mechanism 2, form by the collar 21 and energy disperser 22, these collar 21 ring bodies have an opening, and be extended with fin 211 at this opening ora terminalis place, and having perforation 212 on the fin 211 can be for the latch members locking, in addition, the ring body both ends of the surface are extended with lug 213 respectively, and are articulated with energy disperser 22 between lug 213; These energy disperser 22 mats one end osed top hollow sleeve 221 inside are equipped with trace 222, these trace 222 two ends have screw thread and are formed with a limitative aspect 223 at body of rod stage casing appropriate location, wherein this body of rod one end is equipped with spring 224, but make these spring 224 elastic telescopics in the enclosure space of this limitative aspect 223 and sleeve pipe 221, and spring 224 corresponding ora terminalis with sleeve pipe 22 sealing surfaces can be arranged with guide card 225, can have more stability when spring 224 conflict sleeve pipes 221 are stretched, and this body of rod end outwards runs through sleeve pipe 221 and locking

nut

226 and 227; And being positioned at sleeve pipe 221 opening parts, the other end of the body of rod can be arranged with sheath 228, use and prevent that extraneous dust impurity from entering in the sleeve pipe 221, and running smoothness and the service life that can safeguard sleeve pipe 221 INT COMP, and hold to lock a connecting block that slightly takes the shape of the letter U 23 is not arranged, and on this connecting block 23, offer pin-and-hole 230 at its body of rod; Connecting block 23 belows then are provided with a corresponding fixedly hornblock 24, this fixedly hornblock 24 can be cemented in support body 12 and offer perforation 240 at its top respective pin hole 230 appropriate locations, use to run through and fix this connecting block 23 and fixing hornblock 24 for latch 25.

Scraper group 3 is combined side by side by several the cutter hubs 31 of scraping that slightly are the claw-plate shape, and this is scraped cutter hub 31 and makes for plastic material, and is embedded with the wing of abrasion performance at the top; Can be linked with joining base 32 and scrape cutter hub 31 bottoms, these joining base 32 bottom sides are linked with base 33 again, and this base 33 slightly is n shape and encircles and enclose fixedly steady arm 4, and sealed fixing with lock member; In addition, this is scraped and can be the lweis hole kenel between cutter hub 31, joining base 32 and the base 33 and connect and to form, and in the side locking of scraping cutter hub 31 setting element 320 is arranged joining base 32 neighbours, but make the degree of tightness adjustment of joining base 32 mats locking setting element 320 on the track of base 33, to slide arbitrarily, and can extract replacing to the cutter hub 31 of scraping on the joining base 32 easily.

One steady arm 4, can be set in the collar 21 of the block set 11 of groups of holders 1 and pressure adjustmenting mechanism 2, and base 33 is arranged in the locking of this steady arm 4 outer peripheral faces, use and connect joining base 32 and scrape cutter hub 31, make this Belt cleaner can form row's face, and can be provided with by belt 50 rotating shafts that are positioned at load-transfer device 5.

The above-mentioned member of mat is formed, the utility model is when operation, the adjustment screw rod 141 of the swinging strut group 1 of can going ahead of the rest adjust block set 11 about distance (promptly scraping the distance of cutter hub 31 and belt 50), the block set 11 that reaches the appropriate location after latch members 13 is locked makes that steady arm 4 can in good time mobile scraper group 3; And make scraper group 3 respectively scrape belt 50 surfaces that cutter hub 31 can suitably be fitted and is resisted against load-transfer device 5; This moment can be again by the degree of tightness of the nut 226 of pressure adjustmenting mechanism 2 adjust pressure adjustmenting mechanism 2 and belt 50 against pressure, this nut 226 can be used for adjusting the elastic force stroke of spring 224, makes to scrape the elastic displacement that cutter hub 31 has the best when fitting; For fear of nut 226 when striking off operation because of vibrations get loose, can be at nut 226 outer setting nuts 227, nationality comes off to prevent nut 226.

When nut 226 when rotation screws trace 222, can compress spring 224, the restoring force of its pressurized is increased, and make scrape cutter hub 31 can form than the elastic force of tool rigidity against, cooperate the adjustment of groups of holders 1 to make that scraping cutter hub 31 is resisted against belt 50 simultaneously, and make scrape cutter hub 31 can form bigger against pressure, and in belt 50 rotating processes, can be along with the fluctuating on belt 50 surfaces, the dirt that belt 50 surfaces are adhered to strikes off.

If when loosening trace 222 by rotary nut 226, then can alleviate the pressurized degree of spring 224, and make and scrape cutter hub 31 and have bigger elastic displacement, the cutter hub 31 of scraping that is resisted against belt 50 this moment more can be along with belt 50 strikes off face and strikes off dirt with fitting tightly up and down, therefore, no matter nut 226 screws or loosens, all can make and scrape cutter hub 31 and be fitted in belt 50 surfaces and carry out striking off of dirt, and the degree of tightness adjustment of nut 226 is promptly adjusted and is scraped cutter hub 31 and be resisted against the tightness of belt 50 and its elastic displacement when fitting; After adjustment finishes, promptly form a kind of itself can be according to the state of actual conditions automatic compensation revisal, that is to say, scrape cutter hub 31 and striking off the wearing and tearing that work is used, the effect of spring 224 restoring forces that all can mat pressure adjustmenting mechanism 2 makes that scraping cutter hub 31 can often protect to fit and be resisted against belt 50 surfaces, and is difficult for producing the gap, this is the utility model design characteristic, can bring into play the effect of striking off of Belt cleaner fully.

Moreover, another characteristics of the present utility model are, because of scraping cutter hub 31, joining base 32 with and base 33 between be the lweis hole form and connect, and setting element 320 is arranged in the side locking of scraping cutter hub 31 adjacent with joining base 32, and for prevent to scrape cutter hub 31 when implementing to strike off vibrations and cause setting element 320 to get loose, so as shown in Figure 3, the utility model can be provided with link stopper 34 at these joining base 32 outermost and setting element 320 adjacent appropriate locations, but these link stopper 34 inside then are formed with accommodation space 340 voltage supply formulates bit unit 320, make this link stopper 34 can suppress setting element 320 in vertical direction, can stop that in the horizontal direction scraping cutter hub 31 gets loose toward two side slips, in the time of must changing when scraping that cutter hub 31 weares and teares to some extent, only the setting element 320 and the link stopper 34 that need unclamp joining base 32 sides can extract whole joining base 32, and can scrape the finishing of cutter hub 31 easily or change action, and can reach the practical effect that is easy to maintaining.On the contrary, existing Belt cleaner design-calculated location seat board all is installed in welding manner and supports on the pole socket (round bar), is loading and unloading, is keeping in repair and replace with and still have inconvenience so it scrapes cutter hub.

In addition, as shown in Figure 3, can be provided with sliding sleeve 111 between the block set 11 of groups of holders 1 and the contact surface of steady arm 4, and at the sheathed dust protecting cap 112 of 111 liang of ora terminalis faces of this sliding sleeve, make the dust foreign material be difficult for entering the contact surface between sliding sleeve 111 and the steady arm 4, and steady arm 4 can freely be rotated in sliding sleeve 111, increase the smoothness of its rotation; Moreover, fin 211 first halves of pressure adjustmenting mechanism 2 collars 21 open end can offer guide hole 2110 respectively in addition according to need, can be sealed on it for sealed bolt 2111, make and to revolve when being locked in the guide hole 2110 when sealed bolt 2111, the collar 21 is strutted and the steady arm 4 that gets loose in good time, and can make the user load and unload this steady arm 4 more easily.

Fig. 6 and Fig. 7 are respectively the schematic side view of another embodiment schematic perspective view of the present utility model and another embodiment of the utility model, the connecting block 23 that above-mentioned pressure adjustmenting mechanism 2 energy dispersers 22 1 ends are locked is except can connecting fixedly hornblock 2, also can connect swing arm set 6, this swing arm set 6 mainly is arranged on the load-transfer device 5 device outsides, the swing arm frame 60 of swing arm set 6 has a bearing 600 for sealed on a support body, so that its can be upper and lower the adjustment height, and bearing 600 is extended with an axostylus axostyle 601; This axostylus axostyle 601 is articulated with an annular shaft bearing 61, and is extended with rectangular swing arm 62 and follow block 63 mutually at the outer edge surface of bearing seat 61, and offers pivoted hole 620 at these swing arm 62 ends; And swing arm frame 60 support body correspondences can be linked with stay bearing plate 64 and offer perforation 640 in a side of follow block 63, can run through this perforation 640 and compress follow block 63 for an adjustable bolt 65, can implement angular adjustment to the swing arm 62 that connects this follow block 63.

Make the sheathed swing arm 62 of connecting block 23 rotations of pressure adjustmenting mechanism 2, and run through pin-and-hole 230 and pivoted hole 620, can connect connecting block 23 swing arms 62 fixing with latch 25; When adjustable bolt 65 rotations compress follow block 63, the swing arm 62 counterclockwises rotation of pivot joint will be forced, and the transmission of mat trace 222 and push against the collar 21, at this moment, the collar 21 can drive scraper group 3 and be rotation clockwise, makes the scrape cutter hub 31 of locking on the scraper group have a closing strength to be resisted against belt 50 surfaces; Must adjust the operation place of scraper often in load-transfer device 5 device narrow space against pressure, in the time of can't implementing pressure and adjust the nut 226 of pressure adjustmenting mechanism 2 energy dispersers 22 because of space narrow, then can utilize swing arm set 6 to adjust its scraper easily against pressure in good time.

Claims

1, a kind of Belt cleaner positive-pressure type doctor blade device, be that the belt rotating shaft side that can be positioned on load-transfer device is provided with in the side mode of scraping, by groups of holders, pressure adjustmenting mechanism and scraper group are formed, wherein the support body of groups of holders is provided with block set, pressure adjustmenting mechanism is provided with the collar, one steady arm can be located in the collar of the block set of groups of holders and pressure adjustmenting mechanism, the steady arm upside is linked with the scraper group, scraping cutter hub and can fit and be resisted against the belt surface of load-transfer device on the scraper group, it is characterized in that: the collar both ends of the surface of pressure adjustmenting mechanism are extended with lug respectively, be articulated with energy disperser between the lug, this energy disperser mat one hollow sleeve inside wears trace, trace body of rod stage casing is formed with a limitative aspect, and at one end is equipped with spring, and the body of rod one end outwards runs through sleeve pipe and locking nut; The other end of the body of rod then can lock have connecting block and with the fixedly hornblock that the is cemented in support body knot that links.

2, a kind of Belt cleaner positive-pressure type doctor blade device according to claim 1, it is characterized in that: the block set adjacent with the support body of groups of holders is installed with bracing frame and offers the adjustment screw, and can consolidate contact block set side face on it for adjusting the screw rod spiral shell.

3, a kind of Belt cleaner positive-pressure type doctor blade device according to claim 1 is characterized in that: scrape the cutter hub bottom and can be linked with joining base, the joining base bottom side is linked with base.

4, a kind of Belt cleaner positive-pressure type doctor blade device according to claim 1 is characterized in that: scrape cutter hub, joining base with and base between be the lweis hole form and connect and form.

5, a kind of Belt cleaner positive-pressure type doctor blade device according to claim 1 is characterized in that: the side locking that joining base is adjacent with scraping cutter hub has setting element.

6, a kind of Belt cleaner positive-pressure type doctor blade device according to claim 1, it is characterized in that: the joining base outermost can be provided with and prevent to scrape the link stopper that cutter hub gets loose.

7, a kind of Belt cleaner positive-pressure type doctor blade device according to claim 1 is characterized in that: be provided with sliding sleeve between the block set of groups of holders and the steady arm, two ora terminalis faces of this sliding sleeve can be arranged with dust protecting cap.

8, a kind of Belt cleaner positive-pressure type doctor blade device according to claim 1, it is characterized in that: the collar of pressure adjustmenting mechanism is extended with fin in open end.

9, a kind of Belt cleaner positive-pressure type doctor blade device according to claim 1 is characterized in that: the fin first half offers can be sealed on it and can load and unload the guide hole of this steady arm easily for sealed bolt.

10, a kind of Belt cleaner positive-pressure type doctor blade device according to claim 1 is characterized in that: spring one ora terminalis is arranged with the guide card that can have more stability when making spring conflict sleeve pipe flexible.

11, a kind of Belt cleaner positive-pressure type doctor blade device according to claim 1, it is characterized in that: the trace body of rod is arranged with sheath at the ferrule openings place.

12, a kind of Belt cleaner positive-pressure type doctor blade device according to claim 1, it is characterized in that: connecting block offers pin-and-hole, and fixedly the hornblock top also is provided with corresponding perforation, and nationality runs through for latch and connects this connecting block and fixing hornblock.

13, a kind of Belt cleaner positive-pressure type doctor blade device according to claim 1, it is characterized in that: connecting block connects swing arm set, this swing arm set is sealedly on the swing arm frame support body bearing to be arranged and be extended with axostylus axostyle, this axostylus axostyle is articulated with a bearing seat, and is extended with swing arm and follow block at the outer edge surface of this bearing seat.

14, a kind of Belt cleaner positive-pressure type doctor blade device according to claim 1, it is characterized in that: connecting block offers pin-and-hole, and the swing arm end of swing arm set is provided with corresponding pivoted hole, uses for latch to run through connection.

15, a kind of Belt cleaner positive-pressure type doctor blade device according to claim 1 is characterized in that: swing arm frame support body is linked with stay bearing plate and offers and can be applied in interior perforation for an adjustable bolt corresponding to a side of follow block.