CN212150335U

CN212150335U - Anti-blocking device and reversed loader

Info

Publication number: CN212150335U
Application number: CN202020705261.4U
Authority: CN
Inventors: 王建; 王庆辉; 王兆嘉
Original assignee: Sany Heavy Equipment Co Ltd
Current assignee: Sany Heavy Equipment Co Ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-12-15
Anticipated expiration: 2030-04-30

Abstract

The utility model provides a prevent stifled device and elevating conveyor. Wherein, prevent stifled device and be used for elevating conveyor, include: the supporting frame is erected on a discharge chute of the reversed loader; at least one broken dog, detachably connect in braced frame's inboard, be equipped with a plurality of broken structures that stretch out towards braced frame inboard on the broken dog for carry out broken operation to the material of carrying in the discharge chute. Through the technical scheme of the utility model, can prevent that the material in the blowpit of elevating conveyor from because of the too big jam that causes of volume, be favorable to reducing the influence to the material is carried, simultaneously, prevent that stifled device easily dismouting is convenient for maintain or change broken structure, has reduced dismouting work load, is favorable to reducing the maintenance cost.

Description

Anti-blocking device and reversed loader

Technical Field

The utility model relates to a elevating conveyor technical field particularly, relates to an anti-blocking device and elevating conveyor.

Background

At present, a reversed loader is a common transfer device in coal mine engineering machinery, and is mainly used for a mechanized coal mining working face, one end of the reversed loader is in lap joint with a working face conveyor, and the other end of the reversed loader is connected with a belt conveyor so as to play a role in transferring and transporting coal. In the process of transferring coal, because the size of the coal briquette is different, the coal briquette with larger size is easy to form blockage at the discharge chute of the transfer conveyor, the conveying of the coal is influenced, the traditional solution is to stop the operation of each link of the whole working face, the blocked coal briquette is manually cleaned, the labor intensity of manual operation is high, the operation efficiency is low, and the potential safety hazard is stored. The scheme that a cutting tooth is arranged on a discharge chute cover plate is provided in the prior art and used for crushing large coal conveyed in a discharge chute, but the cutting tooth arrangement position of the scheme is relatively limited, the maintenance and replacement operation are inconvenient, and the influence on the working efficiency of a reversed loader is still large.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to at least one of the problems of the prior art or the related art.

Therefore, an object of the present invention is to provide an anti-blocking device.

Another object of the utility model is to provide a reversed loader.

In order to achieve the above object, the technical solution of the first aspect of the present invention provides an anti-blocking device for a reversed loader, including: the supporting frame is erected on a discharge chute of the reversed loader; at least one broken dog, detachably connect in braced frame's inboard, be equipped with a plurality of broken structures that stretch out towards braced frame inboard on the broken dog for carry out broken operation to the material of carrying in the discharge chute.

According to the utility model discloses an aspect technical scheme prevents stifled device and includes braced frame and at least one broken dog. The supporting frame is used as a base body of the anti-blocking device and erected on a discharge chute of the reversed loader, and is used for supporting the crushing stop block. Braced frame's inboard is located to broken dog, through be equipped with a plurality of broken structures on broken dog, and a plurality of broken structures stretch out towards braced frame's inboard, in order when carrying the great material of volume in the blowpit, take place the contact through a plurality of broken structures and this material, in order to be the fritter material with this material breakage, so that the transport of material, prevent that the great material of volume from taking place to block up in the blowpit, thereby reduce the influence of material volume size to the transport operation, the intensity of labour who artifical clearance blockked up has been reduced simultaneously, be favorable to providing the whole work efficiency of coal face. Wherein, broken dog can dismantle with braced frame and be connected, the routine maintenance of being convenient for, after broken structure wearing and tearing to a certain extent, be convenient for change the operation. The crushing stop block can be arranged on the inner side of the supporting frame facing the bottom wall of the discharge chute, and also can be arranged on the inner side of the supporting frame facing the side wall of the discharge chute.

It should be noted that, the support frame in this scheme is connected with dismantling between the blowpit, can be according to the model or the size difference of elevating conveyor, selects corresponding hookup location. Meanwhile, the supporting frame is erected on the discharge chute, and the height of the crushing stop block can be set according to specific requirements, so that the size of the material is limited. Wherein, the material in this scheme can be coal or other bulk materials.

Additionally, the utility model provides an anti-blocking device among the above-mentioned technical scheme can also have following additional technical characteristics:

in the above technical solution, the support frame includes: the two frame side plates are respectively arranged on the two side walls of the discharge chute and extend along the side walls to the direction far away from the bottom wall of the discharge chute; the frame roof is connected with the tops of the two frame side plates, wherein the two frame side plates, the frame roof and the discharge chute are encircled to form a frame structure, and materials conveyed in the discharge chute can pass through the frame structure.

In this solution, the support frame comprises two frame side plates and a frame top plate. Two frame curb plates are located respectively on two lateral walls of blowpit, and the frame curb plate is kept away from the direction extension of diapire to the lateral wall of blowpit to accomplish the assembly back at the blowpit, make broken dog be located the top of blowpit. The frame top plate is connected with the tops of the two frame side plates to provide support for the frame top plate through the two frame side plates, and meanwhile, the overall strength of the supporting frame is increased. Wherein, two frame curb plates and frame roof and blowpit surround and form frame type structure to the material that supplies to carry in the blowpit passes, simultaneously, carries out the breakage to the great material of volume through broken dog, with the prevention jam that takes place.

In above-mentioned technical scheme, the inboard of frame roof is located to broken dog, and broken dog extends along the width direction of blowpit, and the both ends of broken dog can be dismantled with two frame curb plates respectively and be connected.

In this technical scheme, the inboard of frame roof is located to broken dog for broken structure on the broken dog is towards the blowpit, and when having the great material of volume to pass the frame type structure that prevents stifled device and blowpit formation, broken structure and material emergence contact when the blowpit, thereby are a plurality of fritter materials with the material breakage. Wherein the height of the crushing stop can be set according to specific requirements. Extend along the width direction of blowpit through setting up broken dog to enlarge the area of contact of broken structure and material. Can dismantle with two frame curb plates respectively through the both ends that set up broken dog and be connected, can change the operation to broken structure through dismantling broken dog when broken structure takes place wearing and tearing on the one hand, on the other hand, it is more convenient to dismantle broken dog by the outside of frame curb plate, has reduced the intensity of labour who dismantles the operation. It can be understood that braced frame has certain height, if broken dog is connected with the frame roof, need operate on by the frame roof during the dismouting, need adopt equipment of ascending a height, and is comparatively inconvenient, and has certain potential safety hazard.

In the technical scheme, a first pin hole is formed in the frame side plate; and a second pin hole is formed in the crushing stop block, and the crushing stop block is connected to the frame side plate through a pin shaft matched with the first pin hole and the second pin hole.

In this technical scheme, be equipped with first pinhole on the frame curb plate, the last width direction's that follows the blowpit both ends of broken dog are equipped with the second pinhole respectively, through setting up with first pinhole and second pinhole matched with round pin axle, make to dismantle between broken dog and the frame curb plate and be connected, the dismouting operation of being convenient for on the one hand, on the other hand round pin axle is high with pinhole complex reliability, is difficult to take place the card and dies or block. It can be understood that the construction environment of the transfer conveyor is complex, especially when the transfer conveyor is used for underground coal mining working faces, underground dust and coal ash are more, and if threaded connection is adopted, the transfer conveyor is easily blocked by the dust or the coal ash, so that normal disassembly is affected.

In the above technical scheme, the number of the crushing stop blocks is a plurality of, and the crushing stop blocks are respectively arranged on the inner side of the frame top plate and the inner side of the frame side plate.

In this technical scheme, through setting up a plurality of broken dogs to when carrying the great material of volume in the blowpit, the area of contact of broken structure on the broken dog of increase and material strengthens the effort of broken structure to the material simultaneously, with the cubic material that is higher to intensity. Wherein, the inboard of frame roof and the inboard of frame curb plate are located respectively to a plurality of broken dogs, can pass the frame type structure that braced frame and unloading groove formed when the great material of volume formed, exert the effort to the material simultaneously by the top and the side of material to improve the success rate of broken operation.

In the above technical solution, the crushing stopper includes: the dog body, the dog body can be dismantled with broken one end of structure and be connected, and wherein, broken other end of structure stretches out to braced frame's inboard by the dog body.

In this technical scheme, broken dog includes dog body and broken structure. The block body plays a role in supporting and connecting. The dog body can be dismantled with crushing structure's one end and be connected to be convenient for change the operation when crushing structure reaches the wear limit, need not to carry out the whole change to anti-blocking device, be favorable to reducing the maintenance cost. The other end of the crushing structure is extended out of the inner side of the supporting frame by the check block body, so that the crushing operation is carried out on the material with larger volume.

In the technical scheme, a plurality of through holes are formed in the check block body; the crushing structure is a cutting pick, one end of the cutting pick extends into the through hole, wherein the cutting pick extends into one end in the through hole and is clamped with the fixed check ring, so that detachable connection between the cutting pick and the check block body is realized.

In this technical scheme, through be equipped with a plurality of through-holes on the dog body for set up broken structure. Specifically, crushing structure is the pick, and the one end of pick stretches into in the through-hole to through with the retaining ring joint realize with the broken dog between can dismantle be connected, convenient dismantlement, the reliability is higher, and is favorable to reduce cost.

In above-mentioned technical scheme, a plurality of picks set up along the extending direction interval of dog body.

In this technical scheme, a plurality of picks set up along the extending direction interval of dog body on broken dog to when the width direction of dog body along the blowpit sets up, the area of contact of increase broken structure and material. Wherein, a plurality of picks can equally spaced setting, also can concentrate in local and set up the pick of a greater number to strengthen local broken effort.

In the technical scheme, a first included angle is formed between the cutting tooth and the normal direction of the bottom wall of the discharge chute, and the inclination direction of the cutting tooth is opposite to the conveying direction of the discharge chute.

In this technical scheme, be first contained angle between the normal direction through setting up the diapire of pick and blowpit to the incline direction of pick is opposite with the direction of delivery of blowpit, and when the contact took place with the pick at the material, the tip of pick was towards the material, in order to improve crushing strength to the effort of material through the pick structure increase. In addition, the moment received when can also reduce pick and material contact is favorable to reducing the broken possibility of pick emergence. Wherein, the value range of the first included angle is 10 degrees to 15 degrees.

The utility model discloses a second aspect technical scheme provides a reversed loader, include: a head assembly; a tail assembly; the two ends of the discharge chute are respectively connected with the machine head assembly and the machine tail assembly; the conveying mechanism is arranged in the discharge chute and is used for conveying the materials in the discharge chute from one end close to the machine head assembly to one end close to the machine tail assembly; any one of the above-mentioned first aspect technical scheme prevent stifled device, detachably connect on the blowpit, prevent that the broken dog of stifled device carries out broken operation to the material of carrying in the blowpit through the elevating conveyor.

According to the utility model discloses second aspect technical scheme, the elevating conveyor includes aircraft nose subassembly, tail subassembly, blowpit, conveying mechanism and the above-mentioned first aspect technical scheme in arbitrary prevent stifled device. When the reversed loader is used for conveying coal on a coal face, the machine head assembly is used for being lapped with the face conveyor, and the machine tail assembly is used for being connected with the belt conveyor. The two ends of the discharge chute are respectively connected with the head assembly and the tail assembly to form a transportation channel between the head assembly and the tail assembly. Conveying mechanism locates in the blowpit to carry the coal in the face conveyer to the blowpit through conveying mechanism, carry to tail subassembly one end by head subassembly one end, and then unload to belt conveyor, carry by belt conveyor outwards. Through detachably being connected with the stifled device that prevents among the above-mentioned first aspect technical scheme on the blowpit to when carrying the great coal material of volume in the blowpit, carry out the breakage to the coal material through preventing stifled device, make bold coal material become the coal material of fritter, so that carry, prevent that the great coal material of volume from taking place to block up in the blowpit, thereby reduce the influence of the volume of coal material to each operation link of coal face. In addition, the reversed loader in the scheme further comprises all the beneficial effects of the anti-blocking device in the technical scheme of the first aspect, and the repeated description is omitted here.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 shows a schematic view of an anti-blocking device according to an embodiment of the present invention;

fig. 2 shows a schematic view of a support frame according to an embodiment of the invention;

fig. 3 shows an assembly schematic of an anti-blocking device according to an embodiment of the present invention;

fig. 4 shows a schematic view of a crushing stop according to an embodiment of the invention;

fig. 5 shows a partial cross-sectional view of an anti-clog device according to an embodiment of the present invention;

fig. 6 shows an assembly schematic diagram of an anti-blocking device according to an embodiment of the present invention.

The correspondence between reference numerals and components in fig. 1 to 6 is as follows:

the device comprises a supporting frame 1, a frame 11, a side plate 111, a first pin hole 111, a frame 12, a top plate 2, a crushing stop block 21, a crushing structure 211, a stop block body 22, a through hole 221, a fixing retainer 222, a second pin hole 223, a pin shaft 224, a discharge chute 3, a side wall 31 and a bottom wall 32.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

The following describes an anti-blocking device and a reversed loader according to some embodiments of the present invention with reference to fig. 1 to 6.

Example one

In the present embodiment, an anti-blocking device is provided for a reversed loader, and as shown in fig. 1, the anti-blocking device includes a support frame 1 and at least one crushing stopper 2.

The supporting frame 1 is used as a base body of the anti-blocking device, erected on a discharge chute 3 of the reversed loader and used for providing support for the crushing stop block 2. Specifically, the support frame 1 can be detachably connected with the discharge chute 3 to select a corresponding connection position according to the difference in the model or size of the reversed loader, and the height of the crushing stopper 2 can be set according to specific needs, thereby limiting the volume of the material.

Support frame 1's inboard is located to broken dog 2, and is equipped with a plurality of broken structures 21 that stretch out towards support frame 1's inboard on broken dog 2, when carrying the great material of volume in blowpit 3, takes place to contact through broken structures 21 and this material, carries out broken operation to this material, makes bold material become the fritter material to in order to carry, prevent that the great material of volume from taking place to block up in blowpit 3. Wherein, broken dog 2 detachably connects in the inboard of braced frame 1, and the routine maintenance of being convenient for can change broken structure 21 after broken structure 21 wearing and tearing to a certain extent. The crushing stopper 2 may be provided on the inner side of the bottom wall 32 of the discharge chute 3 facing the support frame 1, or may be provided on the inner side of the side wall 31 of the discharge chute 3 facing the support frame 1.

The anti-blocking device in the embodiment can effectively prevent materials conveyed in the unloading groove 3 of the reversed loader from being blocked, reduces the influence of the size of the material on conveying operation, and is favorable for providing the overall working efficiency of a coal face when the reversed loader with the anti-blocking device is used for underground coal faces.

It should be noted that the material in this embodiment may be coal or other lump materials.

Example two

The anti-blocking device provided in the embodiment is further improved on the basis of the first embodiment.

As shown in fig. 2, the support frame 1 includes two frame side plates 11 and a frame top plate 12. The two frame side plates 11 are respectively arranged on two side walls 31 of the discharge chute 3 and are detachably connected with the side walls 31; the frame side plate 11 extends in a direction in which the side wall 31 of the discharge chute 3 is away from the bottom wall 32, i.e., the frame side plate 11 extends above the discharge chute 3 after the discharge chute 3 and the anti-blocking device are assembled. The frame top plate 12 is provided along the width direction of the discharge chute 3 and is connected with the tops of the two frame side plates 11 to provide support for the frame top plate 12 through the two frame side plates 11 while increasing the overall strength of the support frame 1. Broken dog 2 is located the inboard of braced frame 1, namely after the anti-blocking device of blowpit 3 accomplished the assembly, broken dog 2 is located the top of blowpit 3. Two frame curb plates 11 and frame roof 12 and blowpit 3 surround and form frame type structure to the material that supplies to carry in the blowpit 3 passes, wherein, when the volume of the material that passes frame type structure is great, the material takes place the contact with broken structure 21 on the broken dog 2, carries out broken operation to the great material of volume through broken structure 21, in order to prevent to take place the jam.

EXAMPLE III

The anti-blocking device provided in the embodiment is further improved on the basis of the second embodiment.

As shown in fig. 2 and 3, the crushing stopper 2 is disposed inside the top plate 12 of the frame, the crushing stopper 2 extends in the width direction of the discharge chute 3, and both ends of the crushing stopper 2 are detachably connected to the two side plates 11 of the frame, respectively. Broken structure 21 stretches out towards the direction of blowpit 3 to when having the great material of volume to pass the frame type structure that prevents stifled device and blowpit 3 formation in blowpit 3, take place to contact through broken structure 21 and material, be a plurality of fritters materials with the material breakage. Wherein the height of the breaking dogs 2 can be set according to specific operational requirements.

Further, each frame side plate 11 is provided with a first pin hole 111, and the number of the first pin holes 111 may be multiple; a plurality of second pin holes 223 are respectively formed at both ends of the crushing stopper 2 in the width direction of the discharge chute 3. Through the pin shaft 224 matched with the first pin hole 111 and the second pin hole 223, the crushing stop block 2 is detachably connected with the frame side plate 11, so that the crushing stop block 2 is fixed on the supporting frame 1, especially when the reversed loader is used for underground coal mining working faces, underground dust and coal ash are more, the pin shaft 224 is not easily blocked or blocked due to the influence of the dust or the coal ash due to the matching of the pin shaft 224 and the pin holes, and the reliability is high. When the crushing stop block 2 needs to be maintained, the pin shaft 224 can be pulled out of the pin hole from the side of the frame side plate 11, so that the crushing stop block is convenient to disassemble and assemble, and time and labor are saved.

Example four

The anti-blocking device comprises a plurality of crushing stop blocks 2, wherein the crushing stop blocks 2 are respectively arranged on the inner side of the frame top plate 12 and the inner side of the frame side plate 11 and are respectively connected with the frame side plate 11. Broken structure 21 on every broken dog 2 all stretches out towards braced frame 1's inboard to when the great material of volume passes the frame type structure that braced frame 1 and discharge chute 3 formed in discharge chute 3, the area of contact of increase broken structure 21 and material, and then the increase carries out broken effort to the material. The crushing stopper 2 may be provided only on the inner side of one frame side plate 11, or the crushing stopper 2 may be provided on both inner sides of the two frame side plates 11.

EXAMPLE five

As shown in fig. 4, the crushing dog 2 includes a dog body 22 and a plurality of crushing structures 21. The stopper body 22 is disposed inside the support frame 1, and both ends of the stopper body 22 in the width direction of the discharge chute 3 are detachably connected to the support frame 1, respectively. Specifically, the stopper body 22 is provided with a plurality of through holes 221; the crushing structure 21 is a cutting pick 211, one end of the cutting pick 211 extends into the through hole 221, and the cutting pick 211 is detachably connected with the stopper body 22 by being clamped with a fixing retainer ring 222 arranged at the other end of the through hole 221. The other end of the cutting pick 211 extends towards the inner side of the supporting frame 1 so as to contact with the material through the cutting pick 211 when conveying the material with large volume in the discharge chute 3, and the material is crushed, so that the massive material is changed into small material, and the blockage of the material with large volume in the discharge chute 3 is prevented. Wherein, dog body 22 can dismantle with braced frame 1 and be connected, and can dismantle between pick 211 and the dog body 22 and be connected to after pick 211 wearing and tearing to a certain extent, be convenient for change the operation to pick 211. The crushing stopper 2 may be provided on the inner side of the bottom wall 32 of the discharge chute 3 facing the support frame 1, or may be provided on the inner side of the side wall 31 of the discharge chute 3 facing the support frame 1.

EXAMPLE six

The anti-blocking device provided in the embodiment is further improved on the basis of the fifth embodiment.

As shown in fig. 4, a plurality of picks 211 are provided at intervals on the crushing stopper 2 in the extending direction of the stopper body 22 to increase the contact area of the crushing structure 21 with the material when the stopper body 22 is provided in the width direction of the discharge chute 3. Wherein, a plurality of picks 211 can be set up by the equidistant, also can concentrate in local and set up the pick 211 of a large number to strengthen local crushing effort.

Further, as shown in fig. 5, the cutting pick 211 is inclined along the length direction of the discharge chute 3 in the opposite direction to the conveying direction of the discharge chute 3, and the cutting pick 211 and the normal direction of the bottom wall 32 of the discharge chute 3 form a first included angle a, so that when the material contacts with the cutting pick 211, the end of the cutting pick 211 faces the material, so as to increase the acting force on the material through the structure of the cutting pick 211. Meanwhile, the moment of the cutting tooth 211 is reduced, and the strength of the cutting tooth 211 is improved. Wherein the first included angle a ranges from 10 ° to 15 °.

EXAMPLE seven

The embodiment provides an anti-blocking device for a reversed loader, and the anti-blocking device comprises a supporting frame 1 and a crushing stop block 2.

As shown in fig. 6, a support frame 1, which serves as a base of the anti-blocking device, is erected on a discharge chute 3 of the reversed loader to provide support for the crushing stopper 2. Specifically, the support frame 1 includes two frame side plates 11 and one frame top plate 12. The two frame side plates 11 are respectively arranged on two side walls 31 of the discharge chute 3 and are detachably connected with the side walls 31; the frame side plate 11 extends in a direction in which the side wall 31 of the discharge chute 3 is away from the bottom wall 32, i.e., the frame side plate 11 extends above the discharge chute 3 after the discharge chute 3 and the anti-blocking device are assembled. The frame top plate 12 is provided along the width direction of the discharge chute 3 and is connected with the tops of the two frame side plates 11 to provide support for the frame top plate 12 through the two frame side plates 11 while increasing the overall strength of the support frame 1. The two frame side plates 11 and the frame top plate 12 and the discharge chute 3 enclose a frame-shaped structure for the material conveyed in the discharge chute 3 to pass through.

The crushing dog 2 comprises a dog body 22 and a plurality of crushing structures 21. The stopper body 22 is disposed on the inner side of the frame top plate 12, and both ends of the stopper body 22 in the width direction of the discharge chute 3 are detachably connected to the support frame 1, respectively. Specifically, each frame side plate 11 is provided with two first pin holes 111; as shown in fig. 4, two second pin holes 223 are respectively formed at both ends of the crushing stopper 2 in the width direction of the discharge chute 3. The crushing stopper 2 is detachably connected to the frame side plate 11 by providing the pin 224 which is engaged with the first pin hole 111 and the second pin hole 223, so that the crushing stopper 2 is fixed to the support frame 1.

As shown in fig. 4, the stopper body 22 is provided with a plurality of through holes 221; the crushing structure 21 is a cutting pick 211, one end of the cutting pick 211 extends into the through hole 221, and the cutting pick 211 is detachably connected with the stopper body 22 by being clamped with a fixing retainer ring 222 arranged at the other end of the through hole 221. The other end of pick 211 stretches out towards the direction of blowpit 3 to when carrying the great material of volume in blowpit 3, take place the contact through pick 211 and this material, carry out broken operation to this material, make bold material become the fritter material, take place to block up in blowpit 3 with the great material of prevention volume. Wherein, a plurality of picks 211 set up along the extending direction interval of dog body 22 on crushing dog 2 to when dog body 22 set up along the width direction of blowpit 3, increase the area of contact of broken structure 21 and material. As shown in fig. 5, the cutting pick 211 is inclined in the longitudinal direction of the discharge chute 3 in the direction opposite to the conveying direction of the discharge chute 3, and the cutting pick 211 forms a first included angle a with the normal direction of the bottom wall 32 of the discharge chute 3, and the first included angle a ranges from 10 ° to 15 °.

The number of the crushing stoppers 2 in this embodiment may be plural, and the plural crushing stoppers are respectively provided on the inner side of the frame top plate 12 and the inner side of the frame side plate 11, so as to further increase the number of the cutting teeth 211 and increase the acting force during the crushing operation.

The anti-blocking device in the embodiment can be used for carrying large materials in the discharging groove 3, the cutting teeth 211 can be in contact with the materials to crush the materials to form a plurality of small materials, the materials conveyed in the discharging groove 3 of the reversed loader can be effectively prevented from being blocked, the influence of the material size on the conveying operation is reduced, and particularly when the reversed loader provided with the anti-blocking device is used for an underground coal face, the overall working efficiency of the coal face is favorably improved.

It should be noted that the material in this embodiment may be coal, or may be other lump materials.

Example eight

The embodiment provides a reversed loader which comprises a machine head assembly, a machine tail assembly, a discharge chute, a conveying mechanism and an anti-blocking device in any one of the embodiments.

The reversed loader can be used for conveying coal materials on a coal face. The head assembly is used for being lapped with the working face conveyor, and the tail assembly is used for being connected with the belt conveyor. The blowpit is located between head subassembly and the tail subassembly, and the both ends of blowpit are connected in head subassembly and tail subassembly respectively to form the transfer passage between head subassembly and the tail subassembly. Conveying mechanism locates in the blowpit to set up along the length direction of blowpit, conveying mechanism can carry the coal to the blowpit in with the working face conveyer, carry to tail subassembly one end by head assembly one end, and then unload to the belt conveyor, make the coal material outwards carry through the belt conveyor, realize the reprinting operation between working face conveyer and the belt conveyor.

The anti-blocking device is detachably erected on the discharge chute, so that when large-size coal materials are conveyed in the discharge chute, the coal materials are broken through the breaking structure of the anti-blocking device, large-size coal materials are changed into small-size coal materials, conveying is facilitated, the large-size coal materials are prevented from being blocked in the discharge chute, and accordingly the influence of the size of the coal materials on each operation link of a coal face is reduced. In addition, the reversed loader in this embodiment further includes all the beneficial effects of the anti-blocking device in any of the above embodiments, which are not described herein again.

It should be noted that the transfer conveyor in this embodiment may be used not only for conveying coal materials on a coal face, but also for conveying other block materials.

Above combine the figure to describe in detail the technical scheme of the utility model, can prevent that the material in the blowpit of elevating conveyor from because of the too big jam that causes of volume, be favorable to reducing the influence of carrying the material, simultaneously, prevent that stifled device easily dismouting is convenient for maintain or change broken structure, has reduced dismouting work load, is favorable to reducing the maintenance cost.

In the present application, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or unit indicated must have a specific direction, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an anti-blocking device for elevating conveyor, its characterized in that includes:

the supporting frame is erected on the discharge chute of the reversed loader;

the crushing stop block is detachably connected to the inner side of the supporting frame, and a plurality of crushing structures extending towards the inner side of the supporting frame are arranged on the crushing stop block and used for crushing the materials conveyed in the discharge chute.

2. The anti-clog device according to claim 1, wherein said support frame comprises:

the two frame side plates are respectively arranged on the two side walls of the discharge chute and extend along the side walls in the direction far away from the bottom wall of the discharge chute;

a frame top plate connected with the tops of the two frame side plates,

the two frame side plates, the frame top plate and the discharge chute are encircled to form a frame-shaped structure, and the materials conveyed in the discharge chute can pass through the frame-shaped structure.

3. The anti-clogging device according to claim 2,

the crushing stop block is arranged on the inner side of the frame top plate, the crushing stop block extends along the width direction of the discharge chute, and two ends of the crushing stop block are detachably connected with the two frame side plates respectively.

4. The anti-clog device according to claim 3,

a first pin hole is formed in the frame side plate; and a second pin hole is formed in the crushing stop block, and the crushing stop block is connected to the frame side plate through a pin shaft matched with the first pin hole and the second pin hole.

5. The anti-clogging device according to claim 2,

the number of the crushing stop blocks is multiple, and the crushing stop blocks are respectively arranged on the inner side of the frame top plate and the inner side of the frame side plate.

6. The anti-clog device according to claim 1, wherein said breaking stopper comprises:

the baffle block comprises a baffle block body, wherein the baffle block body is detachably connected with one end of the crushing structure, and the other end of the crushing structure extends out of the baffle block body to the inner side of the supporting frame.

7. The anti-clog device according to claim 6,

the check block body is provided with a plurality of through holes;

the crushing structure is a cutting pick, one end of the cutting pick extends into the through hole,

one end of the cutting tooth extending into the through hole is clamped with the fixed check ring, so that the cutting tooth is detachably connected with the check block body.

8. The anti-clog device according to claim 7,

the picks are arranged at intervals along the extending direction of the block body.

9. The anti-clog device according to claim 7,

the cutting pick and the normal direction of the bottom wall of the discharge chute form a first included angle, and the inclination direction of the cutting pick is opposite to the conveying direction of the discharge chute.

10. A reversed loader, characterized by comprising:

a head assembly;

a tail assembly;

the two ends of the discharge chute are respectively connected with the machine head assembly and the machine tail assembly;

the conveying mechanism is arranged in the discharge chute and is used for conveying the materials in the discharge chute from one end close to the machine head assembly to one end close to the machine tail assembly;

the anti-blocking device according to any one of claims 1 to 9, detachably connected to the discharge chute, for performing a crushing operation on the material conveyed in the discharge chute by the crushing stopper of the anti-blocking device of the reversed loader.