CN208499593U - Second torsion polyurethane sweeper - Google Patents

Abstract

The utility model belongs to belt cleaning equipment technical field, more particularly to a kind of second torsion polyurethane sweeper, including transmission shaft, the middle part of transmission shaft is connected with muti-piece rubber torsional scraper by tool apron, the both ends of transmission shaft pass through the resilient support seat supports being arranged symmetrically, elastic supporting seat is made of fixing seat and lifting seat, after rubber torsional scraper is worn, under the action of elastic supporting seat, rubber torsional scraper and belt remain contact pressure appropriate, guarantee the working efficiency of rubber torsional scraper, after there is biggish abrasion in rubber torsional scraper, when the elastic force of spring not can guarantee polyurethane blade and belt contacts, in the limit of wear of rubber torsional scraper, it only need to be by adjusting the relative position of bolt adjustable up-down seat and fixing seat, to adjust the position of rubber torsional scraper and belt, shorten The maintenance time of whole equipment, Belt Conveying suitable for various materials.

Description

Second torsion polyurethane sweeper

Technical field

The utility model belongs to belt cleaning equipment technical field, and in particular to a kind of second torsion polyurethane cleaning Device.

Background technique

Travelling belt is the places such as current mine and sand field commonly a kind of material transfer equipment, especially bargh Using especially frequently, after using belt discharging, partial material is adhered on travelling belt, when travelling belt is operated in lower section When, since belt shake and gravity, material can trickle down all the way along belt holder, cause the scene cleaning amount of labour big, especially It is that mine ore materials are aqueous, contains mud, further increases the difficulty and the amount of labour of cleaning.Currently, belt cleaner structure is not Stablize, lasting service performance is poor, and maintenance is inconvenient, and the service life of scraper is short, influences the working efficiency of entire belt transmission.

Utility model content

To solve technical problem of the existing technology, the utility model provides a kind of second torsion polyurethane cleaning Device adjusts the position of entire crane and rubber torsional scraper by adjusting bolt, guarantees the cleaning effect of rubber torsional scraper Rate, during use, if rubber torsional scraper is worn, rubber torsional scraper can be automatic under the effect of the elastic force of spring Adjustment position reduces production cost and maintenance time, extends entire belt transmission device without dismantling rubber torsional scraper Service life.

To achieve the above object, the technology employed by the present utility model is second torsion polyurethane sweeper, packet Transmission shaft is included, the middle part of transmission shaft is equipped with tool apron, and tool apron is connected with muti-piece rubber torsional scraper, rubber torsional by bolt The cutter head of scraper is withstood on belt, the contact by cutter head with belt, is realized and is cleaned to belt, tight in rubber torsional blade wears When weight, rubber torsional scraper can be changed quickly.

The front end of rubber torsional scraper use nanocomposite, 3 times more wear-resisting than general scraper or more.

The both ends of transmission shaft pass through the resilient support seat supports being arranged symmetrically, after rubber torsional scraper is worn, Under the action of elastic supporting seat, rubber torsional scraper and belt remain contact pressure appropriate, guarantee rubber torsional scraper Working efficiency.In the limit of wear of rubber torsional scraper, no replacement is required rubber torsional scraper shortens the dimension of whole equipment Protect the time.

Elastic supporting seat includes fixing seat, and fixing seat includes the first side plate, second side for being vertically fixed on the first side plate Plate and the support plate for being fixed on the first side plate top are provided with multiple threaded holes on the first side plate, open that there are two items on the second side plate Shape through-hole.

Elastic supporting seat further includes lifting seat, and lifting seat includes backboard and multiple positioning bolts, and positioning bolt passes through backboard With by location nut locking, be fixed on the part that the top of backboard extends to outside the second side plate auxiliary after corresponding strip through-hole Help plate, accessory plate is threaded with adjustment bolt on accessory plate, the end of adjustment bolt withstands on branch as the surface of support plate On fagging.After unclamping location nut, location nut is screwed down, and support plate drives entire lifting seat to move downward, location nut phase Upper to twist, entire lifting seat can move upwards, and after lifting seat reaches predetermined position, after locking positioning nut, that is, complete lifting seat Positioning.

Elastic supporting seat further includes lantern ring, and lantern ring is sleeved on transmission shaft, and circumferentially disposed on lantern ring there are two locking screws Through-hole is threaded with clamping screw in each locking screw through-hole, and the end of clamping screw is withstood on transmission shaft, lantern ring with Transmission shaft moves synchronously.

The bottom of lantern ring is fixed with guide rod, and the lower part of backboard is fixed with the first transverse slat and the second transverse slat, on the second transverse slat It is fixed with bottom stop collar, there also is provided movable gland, movable gland and bottom stop collar between the first transverse slat and the second transverse slat Between be pressed with spring, be coated with casing on the first transverse slat, the bottom of casing withstands on the top of movable gland, and guide rod passes through set Extend outwardly after pipe, the first transverse slat, movable gland, spring, bottom stop collar, the second transverse slat, the bottom of guide rod is coated with out Mouth pin, guide rod can guarantee the guiding of lantern ring during the motion.

After installation is complete, lantern ring is synchronous with casing pushes, under the elastic force effect of spring, rubber torsional scraper and belt It contacts and keeps certain preset pressure.After rubber torsional scraper is worn, under the elastic force effect of spring, rubber torsional Scraper can be also kept in contact with belt, will not influence the working efficiency of rubber torsional scraper.In addition, when rubber torsional scraper occurs It, can be by adjusting the position of lifting seat when the elastic force of spring not can guarantee rubber torsional scraper and belt contacts after biggish abrasion It sets to meet the operating position of rubber torsional scraper and require, such one piece of rubber torsional scraper is used multiple times, and is extended and is used the longevity Life.

Rubber torsional scraper includes polyurethane cutter head, middle frame and hollow torque stand, and polyurethane cutter head passes through middle frame It is connect with torque stand, torque stand is provided with torsion shaft, and elastic torsion filler, elastic torsion are pressed between torsion shaft and torque stand Filler is rubber material, and in the effect of elastic torsion filler, each scraper is not subject to very big pressure, polyurethane cutter head energy It is enough to be attached to belt surface completely, scraper effect is not influenced by belt surface out-of-flatness.Polyurethane cutter head and torque stand cooperate, shape At the optimal combination for most preferably resisting wear-resisting, impact resistance and no backup environment.

Adjusting nut is connected in adjustment bolt, to guarantee the position stability of adjustment bolt.

The first nut and the second nut are threaded on clamping screw, the first nut and the second nut are as lantern ring Outside guarantees the position stability of clamping screw by the first nut and the second nut.

Set the hollow frame of square section in torque stand, the cross section of torsion shaft is square structure, torsion shaft it is transversal Face diagonal length is identical as the side length of hollow frame, and the diagonal strut of torsion shaft is in hollow frame, between torsion shaft and hollow frame Filled with four elastic torsion items, when clearing up belt buildup, torsion shaft can be reversed relative to hollow frame, in elastic torsion Under the action of item, elastic torsion item will limit torsion shaft and rotate with hollow frame, can buffer polyurethane cutter head and connect with buildup Shake when touching extends the service life of rubber torsional scraper under the premise of guaranteeing cleaning effect.

Wherein, preferably, the cross section of elastic torsion item is triangle, this structure can be filled up completely torsion shaft Gap between torque stand, antitorque effect are good.

Wherein, as another preferred elastic torsion structure, the cross section of elastic torsion item is circle.

Wherein, as another preferred elastic torsion structure, the cross section of elastic torsion item is regular hexagon.

The hollow frame of square section is set in torque stand, the cross section of torsion shaft is circular configuration, torsion shaft and hollow frame Between be filled with elastic torsion device, elastic torsion device is integrally cast in torsion shaft, integrated formed structure, relative to above-mentioned three kinds One package structual, antitorque effect are more preferable.

Antitorque effect in order to further increase, the middle part of torsion shaft are forge piece of step type structure.

The utility model compared with prior art, specifically has the beneficial effect that:

One, the utility model uses modularity rubber torsional scraper, and low-friction coefficient, high intensity, does not hurt skin at low abrasion Band, the smooth degree of belt surface do not influence the use of rubber torsional scraper.

Two, the utility model is designed using zero element modularity, and installation and maintenance are all very convenient.

Three, the rubber torsional scraper front end of the utility model use nanocomposite, 3 times more wear-resisting than general scraper with On.

Four, the both ends of the utility model are respectively disposed with one group of elastic supporting seat, and scraper is made to remain appropriate with belt Contact pressure, when by foreign impacts, the in due course cushion impact forces of spring energy, so that scraper be avoided to injure belt.

Five, when rubber torsional scraper is worn, spring can also self-compensating pressure, thus reduce maintenance and repair at This.

Six, elastic torsion filler is pressed between the torsion shaft and torque stand of rubber torsional scraper, elastic torsion filler is Rubber material, in the effect of elastic torsion filler, each scraper is not subject to very big pressure, and polyurethane cutter head can be complete It is docile in belt surface, do not influenced scraper effect by belt surface out-of-flatness.Polyurethane cutter head and torque stand cooperate, and are formed most The good optimal combination for resisting wear-resisting, impact resistance and no backup environment.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the structural schematic diagram of elastic supporting seat in Fig. 1.

Fig. 3 is the structural schematic diagram of rubber torsional scraper in Fig. 1.

Fig. 4 is the structural schematic diagram of rubber torsional scraper in the side view and embodiment one of Fig. 3.

Fig. 5 is the structural schematic diagram of rubber torsional scraper in embodiment two.

Fig. 6 is the structural schematic diagram of rubber torsional scraper in embodiment three.

Fig. 7 is the structural schematic diagram of rubber torsional scraper in example IV.

Fig. 8 is the structural schematic diagram of torsion shaft in embodiment five.

In figure, 1 is transmission shaft, and 2 be tool apron, and 3 be elastic supporting seat, and 31 be fixing seat, and 311 be the first side plate, and 312 be the Two side plates, 313 be support plate, and 32 be lifting seat, and 321 be backboard, and 322 be positioning bolt, and 323 be accessory plate, and 324 be adjustment spiral shell Bolt, 325 be adjusting nut, and 33 be lantern ring, and 331 be clamping screw, and 332 be the first nut, and 333 be the second nut, and 34 be guiding Bar, 35 be the first transverse slat, and 351 be movable gland, and 36 be the second transverse slat, and 361 be bottom stop collar, and 37 be spring, and 38 be casing, 39 be split pin, and 4 be rubber torsional scraper, and 41 be polyurethane cutter head, and 42 be middle frame, and 43 be torque stand, and 44 be torsion shaft, 45 It is hollow frame for elastic torsion filler, 46,47 be elastic torsion item, and 48 be elastic torsion device.

Specific embodiment

In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein It applies example to be only used to explain the utility model, is not used to limit the utility model.

Embodiment one

As shown in Figure 1, second torsion polyurethane sweeper, including transmission shaft 1, the middle part of transmission shaft 1 are equipped with tool apron 2, Tool apron 2 is connected with muti-piece rubber torsional scraper 4 by bolt, and the cutter head of rubber torsional scraper 4 is withstood on belt, passes through knife Contact of the head with belt, realizes belt and cleans, in rubber torsional 4 serious wear of scraper, fast changeable rubber torsional is scraped Knife 4.

The front end of rubber torsional scraper 4 use nanocomposite, 3 times more wear-resisting than general scraper or more.

The both ends of transmission shaft 1 pass through the elastic supporting seat 3 being arranged symmetrically and support, after rubber torsional scraper 4 is worn, Under the action of elastic supporting seat 3, rubber torsional scraper 4 and belt remain contact pressure appropriate, guarantee rubber torsional The working efficiency of scraper 4.In the limit of wear of rubber torsional scraper 4, no replacement is required rubber torsional scraper 4 is shortened entire The maintenance time of equipment.

As shown in Fig. 2, elastic supporting seat 3 includes fixing seat 31, fixing seat 31 includes the first side plate 311, is vertically fixed on The second side plate 312 on first side plate 311 and the support plate 313 for being fixed on 311 top of the first side plate are opened on the first side plate 311 There are multiple threaded holes, is opened on the second side plate 312 there are two strip through-hole.

Elastic supporting seat 3 further includes lifting seat 32, and lifting seat 32 includes backboard 321 and multiple positioning bolts 322, positions spiral shell Bolt 322 passes through location nut locking after passing through backboard 321 and corresponding strip through-hole, and the top of backboard 321 extends to second side It is fixed with accessory plate 323 on part outside plate 312, surface of the accessory plate 323 as support plate 313, screw thread on accessory plate 323 It is connected with adjustment bolt 324, the end of adjustment bolt 324 is withstood in support plate 313.Unclamp location nut after, location nut to Lower to twist, support plate 313 drives entire lifting seat 32 to move downward, and twists in location nut phase, and entire lifting seat 32 can move upwards, After lifting seat 32 reaches predetermined position, after locking positioning nut, that is, the positioning of lifting seat 32 is completed.

Elastic supporting seat 3 further includes lantern ring 33, and lantern ring 33 is sleeved on transmission shaft 1, it is circumferentially disposed on lantern ring 33 there are two Locking screw through-hole is threaded with clamping screw 331 in each locking screw through-hole, and the end of clamping screw 331 is withstood on On transmission shaft 1, lantern ring 33 is moved synchronously with transmission shaft 1.

The bottom of lantern ring 33 is fixed with guide rod 34, and the lower part of backboard 321 is fixed with the first transverse slat 35 and the second transverse slat 36, It is fixed with bottom stop collar 361 on second transverse slat 36, there also is provided movable gland between the first transverse slat 35 and the second transverse slat 36 351, it is pressed with spring 37 between movable gland 351 and bottom stop collar 361, is coated with casing 38, casing on the first transverse slat 35 38 bottom withstands on the top of movable gland 351, and guide rod 34 passes through casing 38, the first transverse slat 35, movable gland 351, spring 37, extend outwardly after bottom stop collar 361, the second transverse slat 36, the bottom of guide rod 34 is coated with split pin 39, and guide rod 34 can Guarantee the guiding of lantern ring 33 during the motion.

After installation is complete, lantern ring 33 is synchronous with casing 38 pushes, under the elastic force effect of spring 37, rubber torsional scraper 4 with belt contacts and keep certain preset pressure.After rubber torsional scraper 4 is worn, acted in the elastic force of spring 37 Under, rubber torsional scraper 4 can be also kept in contact with belt, will not influence the working efficiency of rubber torsional scraper 4.In addition, working as rubber It, can when the elastic force of spring 37 not can guarantee rubber torsional scraper 4 and belt contacts after biggish abrasion occurs in glue torsion scraper 4 It is required by adjusting the position of lifting seat 32 to meet the operating position of rubber torsional scraper 4, such one piece of rubber torsional scraper 4 It is used multiple times, prolongs the service life.

As shown in figure 3, rubber torsional scraper 4 includes polyurethane cutter head 41, middle frame 42 and hollow torque stand 43, poly- ammonia Ester cutter head 41 is connect by middle frame 42 with torque stand 43, and torque stand 43 is provided with torsion shaft 44, torsion shaft 44 and torque stand 43 Between be pressed with elastic torsion filler 45, elastic torsion filler 45 is rubber material, in the effect of elastic torsion filler 45, each Scraper is all not subject to very big pressure, and polyurethane cutter head 41 can be attached to belt surface completely, not by belt surface out-of-flatness And influence scraper effect.Polyurethane cutter head 41 and torque stand 43 cooperate, and formation most preferably resists wear-resisting, impact resistance and no backup environment Optimal combination.

Adjusting nut 325 is connected in adjustment bolt 324, to guarantee the position stability of adjustment bolt 324.

The first nut 332 and the second nut 333, the first nut 332 and the second nut are threaded on clamping screw 331 333 outside as lantern ring 33 guarantees the positioning stablity of clamping screw 331 by the first nut 332 and the second nut 333 Property.

The hollow frame 46 of square section is set in torque stand 43, the cross section of torsion shaft 44 is square structure, torsion shaft 44 cross section diagonal length is identical as the side length of hollow frame 46, and the diagonal strut of torsion shaft 44 is in hollow frame 46, torsion Four elastic torsion items 47 are filled between axis 44 and hollow frame 46, when clearing up belt buildup, torsion shaft 44 can be opposite It is reversed in hollow frame 46, under the action of elastic torsion item 47, elastic torsion item 47 will limit torsion shaft 44 and hollow frame 46 is sent out Raw rotation can buffer shake when polyurethane cutter head 41 is contacted with buildup, extend rubber under the premise of guaranteeing cleaning effect The service life of glue torsion scraper 4.

The cross section of elastic torsion item 47 is triangle, this structure can be filled up completely torsion shaft 44 and torque stand 43 it Between gap, antitorque effect is good.

Embodiment two

The difference between this embodiment and the first embodiment lies in the structure of elastic torsion item 47 is different, as shown in figure 5, elastic torsion The cross section of item 47 is circle.

Embodiment three

The difference between this embodiment and the first embodiment lies in the structure of elastic torsion item 47 is different, as shown in fig. 6, elastic torsion The cross section of item 47 is regular hexagon.

Example IV

The difference between this embodiment and the first embodiment lies in the structure of elastic torsion item 47 is different, as shown in fig. 7, torque stand 43 The hollow frame 46 of square section is inside set, the cross section of torsion shaft 44 is circular configuration, is filled out between torsion shaft 44 and hollow frame 46 Filled with elastic torsion device 48, elastic torsion device 48 is integrally cast in torsion shaft 44, integrated formed structure, relative to above-mentioned three kinds One package structual, antitorque effect are more preferable.

Embodiment five

The present embodiment is that the structure of torsion shaft 44 is different from the difference of example IV, as shown in figure 8, in order to further increase Add antitorque effect, the middle part of torsion shaft 44 is forge piece of step type structure.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should all wrap in the utility model model within the spirit and principle of utility model In enclosing.

Claims (9)

1. second torsion polyurethane sweeper, which is characterized in that including transmission shaft (1), the middle part of the transmission shaft (1) is equipped with Tool apron (2), the tool apron (2) are connected with muti-piece rubber torsional scraper (4) by bolt；

The both ends of the transmission shaft (1) pass through the elastic supporting seat (3) being arranged symmetrically and support；

The elastic supporting seat (3) includes fixing seat (31), and the fixing seat (31) includes the first side plate (311), vertically fixes The second side plate (312) on the first side plate (311) and the support plate (313) for being fixed on the first side plate (311) top, described It is provided with multiple threaded holes on side plate (311), is opened on second side plate (312) there are two strip through-hole；

The elastic supporting seat (3) further includes lifting seat (32), and the lifting seat (32) includes backboard (321) and multiple positioning spiral shells Bolt (322), positioning bolt (322) pass through location nut locking, the backboard after passing through backboard (321) and corresponding strip through-hole (321) top extends on the part of the second side plate (312) outside and is fixed with accessory plate (323), the accessory plate (323) as The surface of support plate (313) is threaded with adjustment bolt (324) on accessory plate (323), the end of adjustment bolt (324) It withstands on support plate (313)；

The elastic supporting seat (3) further includes lantern ring (33), and the lantern ring (33) is sleeved on transmission shaft (1), the lantern ring (33) circumferentially disposed there are two locking screw through-hole on, clamping screw (331) are threaded in each locking screw through-hole, The end of clamping screw (331) is withstood on transmission shaft (1), and the bottom of the lantern ring (33) is fixed with guide rod (34)；

The lower part of the backboard (321) is fixed with the first transverse slat (35) and the second transverse slat (36), consolidates on second transverse slat (36) Surely have bottom stop collar (361), there also is provided movable gland (351) between first transverse slat (35) and the second transverse slat (36), It is pressed with spring (37) between the activity gland (351) and bottom stop collar (361), is coated on first transverse slat (35) Casing (38), the bottom of casing (38) withstand on the top of movable gland (351), and guide rod (34) passes through casing (38), the first cross Plate (35), movable gland (351), spring (37), bottom stop collar (361), the second transverse slat extend outwardly after (36), the guiding The bottom of bar (34) is coated with split pin (39)；

The rubber torsional scraper (4) includes polyurethane cutter head (41), middle frame (42) and hollow torque stand (43), described poly- Urethane cutter head (41) is connect by middle frame (42) with torque stand (43), and the torque stand (43) is provided with torsion shaft (44), institute It states and is pressed with elastic torsion filler (45) between torsion shaft (44) and torque stand (43).

2. second torsion polyurethane sweeper according to claim 1, which is characterized in that the adjustment bolt (324) On be connected with adjusting nut (325).

3. second torsion polyurethane sweeper according to claim 2, which is characterized in that the clamping screw (331) On be threaded with the first nut (332) and the second nut (333), the first nut (332) and the second nut (333) are as set The outside of ring (33).

4. second torsion polyurethane sweeper according to claim 3, which is characterized in that set in the torque stand (43) The hollow frame (46) of square section, the cross section of the torsion shaft (44) are square structure, the cross of the torsion shaft (44) Diagonal cross section length is identical as the side length of hollow frame (46), and the diagonal strut of torsion shaft (44) is described in hollow frame (46) Four elastic torsion items (47) are filled between torsion shaft (44) and hollow frame (46).

5. second torsion polyurethane sweeper according to claim 4, which is characterized in that the elastic torsion item (47) Cross section be triangle.

6. second torsion polyurethane sweeper according to claim 4, which is characterized in that the elastic torsion item (47) Cross section be circle.

7. second torsion polyurethane sweeper according to claim 4, which is characterized in that the elastic torsion item (47) Cross section be regular hexagon.

8. second torsion polyurethane sweeper according to claim 3, which is characterized in that set in the torque stand (43) The hollow frame (46) of square section, the cross section of the torsion shaft (44) are circular configuration, the torsion shaft (44) with it is hollow Elastic torsion device (48) are filled between frame (46), the elastic torsion device (48) is integrally cast on torsion shaft (44).

9. second torsion polyurethane sweeper according to claim 8, which is characterized in that in the torsion shaft (44) Portion is forge piece of step type structure.