CN209889705U

CN209889705U - Crawler device of movable belt conveying device

Info

Publication number: CN209889705U
Application number: CN201920213373.5U
Authority: CN
Inventors: 罗华君; 王东升
Original assignee: Shanghai Qianzhang Energy Technology Co Ltd
Current assignee: Shandong jinhengli Energy Technology Co.,Ltd.
Priority date: 2019-02-18
Filing date: 2019-02-18
Publication date: 2020-01-03
Anticipated expiration: 2029-02-18

Abstract

The application discloses a crawler device of a movable belt conveying device, which comprises a crawler component and a pair of crawler plate frames, wherein the pair of crawler plate frames are arranged up and down; still include track stop device, track stop device can restrict the track subassembly and break away from the track grillage. Therefore, the movable belt conveyor can be applied to a movable belt conveyor and can be used for driving, the upper crawler belt frame is used for supporting the upper crawler belt of the crawler belt assembly, and the lower crawler belt frame is used for supporting the lower crawler belt of the crawler belt assembly; and the track assembly can be prevented from being separated from the track plate frame when the belt conveyor turns.

Description

Crawler device of movable belt conveying device

Technical Field

The utility model relates to a crushed aggregates conveyor in the exploitation excavation especially relates to a portable belt conveyors's crawler attachment.

Background

In mining or tunnel excavation, need to transport away the material of exploitation, present common mode of transportation divide into usually: 1. the belt is fixed, but the tunneling or continuous mining is continuous, so that the belt has to be stopped and lengthened or moved after a period of tunneling or continuous mining operation, which is time-consuming and labor-consuming. Meanwhile, a great deal of manpower is present in the operation roadway, and the safety risk is high.

2. And the scraper conveyor runs back and forth on the tunneling working surface and the unloading point, so that the transportation is discontinuous and the efficiency is low. The unloading speed cannot keep up with the tunneling or continuous mining speed. And the prior scraper vehicle also needs manual operation and long-time exposure in unsafe environment, so that the safety risk is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable belt conveyors's crawler attachment solves one or more among the above-mentioned prior art problem.

According to one aspect of the utility model, a crawler belt device of a movable belt conveyor is provided, which comprises a crawler belt component and a pair of crawler belt grillage arranged up and down, wherein the crawler belt component is arranged on the crawler belt grillage; still include track stop device, track stop device can restrict the track subassembly and break away from the track grillage.

The utility model can be applied to a movable belt conveyor and can be used for driving, the upper crawler belt plate frame is used for supporting the upper crawler belt of a crawler belt assembly, and the lower crawler belt plate frame is used for supporting the lower crawler belt of the crawler belt assembly; and the track assembly can be prevented from being separated from the track plate frame when the belt conveyor turns.

In some embodiments: track grillage one end is provided with first concave part, and the other end is provided with can with first concave part complex first arch. From this for connect between the track grillage on two adjacent support bodies and can form a whole, can not have the neutral, when the track subassembly passes through between two track grillages, can both obtain the support, can not receive the neutral and the card phenomenon appears, prevent to cause the damage problem to track grillage and track subassembly.

In some embodiments: the track limiting device comprises a limiting groove arranged on the track plate frame and a limiting block arranged on the inner side of the track assembly, and the limiting block is matched with the limiting groove.

In some embodiments: the crawler assembly comprises a plurality of crawler plates and a chain which sequentially connects the crawler plates into a ring shape, a limiting block is arranged on the inner side surface of each crawler plate, wing plates are respectively arranged on two sides of the limiting block, and a sliding groove for limiting the edge of the groove is formed between each wing plate and each crawler plate.

In some embodiments: the outer side surface of the track shoe is provided with an antiskid bulge. The antiskid lugs are two triangular lugs which are continuously arranged.

Drawings

Fig. 1 is a schematic structural view of a crawler belt device of a movable belt conveyor according to the present invention applied to a belt conveyor;

fig. 2 is a schematic structural view of a connecting frame assembly of a belt conveyor to which the crawler assembly of the movable belt conveyor of the present invention is applied;

fig. 3 is a perspective view of a connecting frame assembly of a movable belt conveyor according to the present invention, applied to a belt conveyor;

fig. 4 is a schematic structural view of a towing hook assembly of the belt conveyor with the crawler device of the movable belt conveyor according to the present invention;

fig. 5 is a schematic structural view of a crawler device of the movable belt conveyor of the present invention;

fig. 6 is a schematic structural view of a track shoe of a track device of a movable belt conveyor according to the present invention;

fig. 7 is a schematic structural view of a driving assembly of a belt conveyor to which the crawler belt device of the movable belt conveyor of the present invention is applied;

fig. 8 is a schematic structural view of a driving assembly and a track assembly of a track device of a movable belt conveyor applied to the belt conveyor of the present invention;

fig. 9 is an enlarged view of a portion a in fig. 8;

fig. 10 is a schematic structural view of a steering device of the belt conveyor in which the crawler device of the movable belt conveyor of the present invention is applied.

Detailed Description

The present invention will be described in further detail with reference to the following description of the drawings.

As shown in fig. 1 to 10, a crawler device of a movable belt conveyor, which can be applied to a belt conveyor, may include a frame 1, a belt assembly 2 disposed on the frame 1, and a driving system 3, where the belt assembly 2 can make a bending swing in a horizontal direction and a vertical direction along with the frame 1, the driving system 3 can drive the frame 1 to move, and the belt assembly 2 can be used for conveying a material.

Therefore, the continuous transportation can be realized, and the moving or lengthening of a transportation belt or the back-and-forth shuttling of a scraper conveyor are not needed in the process of tunneling or continuous mining operation; the belt conveying device can automatically advance or retreat according to the propelling of the tunneling or continuous mining operation without manual intervention or carrying; can go forward along the trend of tunnel is crooked, also can adapt to unevenness's road conditions.

The frame 1 comprises connecting frame assemblies 101 which are sequentially connected, the frame 1 is integrally long, two adjacent connecting frame assemblies 101 are movably connected, and relative bending swing can be performed between the two adjacent connecting frame assemblies 101 in the horizontal direction and the vertical direction. Thus, the modular design can accommodate different length roadway requirements by increasing or decreasing the number of link assemblies 101.

Wherein, link assembly 101 includes support body 102 and sets up in the tow hook subassembly of support body 102, the tow hook subassembly is including connecting public piece 104 and connecting female 105, connect public piece 104 and connect female 105 respectively fixed mounting in the both sides that support body 102 carried on the back mutually, connect public piece 104 can with connect female 105 swing joint, be exactly connect between the public piece 104 of connection on link assembly 101 and the female 105 of connection on the adjacent link assembly 101, connect and can do relative bending swing in horizontal direction and vertical direction between public piece 104 and the female 105 of connection.

The male connecting element 104 is provided with an insertion block 106, the female connecting element 105 is provided with a slot 107 into which the insertion block 106 is inserted, in the present embodiment, the insertion block 106 and the slot 107 are both in a semicircular structure, and the notch of the slot 107 is also in a semicircular structure, so that the insertion block 106 can rotate in the slot 107 in the horizontal direction. The insertion block 106 is connected with the insertion groove 107 through a bolt 108, specifically, the insertion groove 107 and the insertion block 106 are both provided with a through hole for the bolt 108 to penetrate through, and the bolt 108 can be fixed on the insertion groove 107 through a nut. In addition, the insert 106 may further be fixedly mounted with a joint bearing 109, the pin 108 may be inserted into a hole of an inner ring of the joint bearing 109, and the joint bearing 109 may facilitate movement between the insert 106 and the slot 107. The insert block 106 is swingable in the horizontal direction about the plug 108 with respect to the slot 107; the insert 106 can swing in the vertical direction with the joint of the plug 108 and the insert 106 as a base point. The insert block 106 is also rotatable with respect to the slot 107 about a line connecting the insert block and the slot as an axis, so that the belt conveyor can move in a traveling manner and can be adapted to a tilting movement with one side raised.

The connecting device further comprises a first limiting part, and the first limiting part can limit the angle of bending and swinging between the connecting male part 104 and the connecting female part 105 in the horizontal direction. Therefore, the phenomenon that the swing angle between two adjacent connecting frame assemblies in the horizontal direction is too large, and the damage of the conveying belt assembly and the instability of transportation can be prevented. In this embodiment, the swing angle between two adjacent connecting frame assemblies in the horizontal direction is 3-20 °, preferably 5 °.

The first spacing portion comprises a pair of first spacing surfaces 110 arranged on the connecting female part 105 along the horizontal direction and a pair of second spacing surfaces 111 arranged on the connecting male part 104 along the horizontal direction, the two first spacing surfaces 110 are respectively located at two sides of the slot 107, the two second spacing surfaces 111 are respectively located at two sides of the insert block 106, the two first spacing surfaces 110 and the two second spacing surfaces 111 are in one-to-one correspondence, and only one side of the first spacing surfaces 110 and the second spacing surfaces 111 can be abutted. That is, a first adjusting gap is formed between the first position-limiting surface 110 and the second position-limiting surface 111. When the male connection member 104 rotates to one side in the horizontal direction, the first limiting surface 110 abuts against the second limiting surface 111 to limit the rotation angle of the male connection member 104 in the horizontal direction.

The connecting device further comprises a second limiting part, and the second limiting part can limit the angle of bending and swinging between the connecting male part 104 and the connecting female part 105 in the vertical direction.

The second limiting part comprises a second adjusting gap respectively positioned between the upper inner side wall and the lower inner side wall of the inserting block 106 and the slot 107; that is, the height of the slot 107 is greater than the thickness of the insert block 106. Therefore, the phenomenon that the swing angle between two adjacent connecting frame assemblies in the vertical direction is too large, and the damage of the conveying belt assembly and the instability of transportation are caused can be prevented. In the present embodiment, the swing angle between two adjacent connecting frame assemblies in the vertical direction is 1-20 °, preferably 2 °.

The two sides of the frame body 102 are respectively provided with a limiting protection component, the limiting protection component comprises an inserting cylinder 115 and an inserting rod 116 fixedly connected to one end of the inserting cylinder 115, the inserting cylinder 115 and the inserting rod 116 are coaxially arranged, the other end of the inserting cylinder 115 is provided with a socket 117, the inserting cylinder 115 is hollow inside, the inserting rod 116 can be inserted into the inserting cylinder 115 from the socket 117, the inserting rod 116 can move in the inserting cylinder 115 along the cross section direction of the inserting cylinder, namely, the cross section size of the inserting rod 116 is smaller than the cross section of the inserting cylinder 115, and a gap exists between the periphery of the inserting rod 116 and the inner wall of the inserting cylinder 115 in a. The sum of the lengths of the insert barrel 115 and the insert rod 117 is greater than the distance between the connecting male part 104 and the connecting female part 105. From this, the preliminary positioning effect can be played when spacing protection component is connected to link assembly 101, in addition, when the connection fracture between two adjacent link assembly 101, utilizes the connection wholeness of conveyer belt subassembly 2 and track subassembly, and two adjacent link assembly 101 can also realize connecting through spacing protection component, can avoid whole belt conveyors fracture, and the interrupt is carried, can keep carrying uninterrupted.

The frame body 102 is provided with a first belt carrier roller 118 and a second belt carrier roller 119 from top to bottom, and both the first belt carrier roller 118 and the second belt carrier roller 119 can be rotatably mounted on the frame body 102 through rotating shafts. Two ends of the first belt carrier roller 118 and two ends of the second belt carrier roller 119 are respectively provided with a belt guide wheel 120. The belt guide wheel 120 includes a guide wheel 121 and a guide disc 122 coaxially disposed on the upper end of the guide wheel 121, and the guide wheel 121 may be vertically disposed on the frame 102 through a rotating shaft. The two ends of the first belt carrier roller 118 are tilted and have a concave structure. Specifically, the first belt supporting roller 118 may be a horizontal roller and oblique rollers respectively disposed at two ends of the horizontal roller, one end of the oblique roller close to the horizontal roller is lower than the other end, and both the horizontal roller and the oblique rollers may be mounted on the frame body 102 through a rotating shaft. Therefore, the first belt carrier roller is used for supporting an upper-layer belt of the conveyor belt assembly, the second belt carrier roller is used for supporting a lower-layer belt of the conveyor belt assembly, and the belt guide wheel is used for limiting the conveyor belt assembly on the first belt carrier roller and the second belt carrier roller to prevent the belt conveyor from being separated out when the belt conveyor rotates in a roadway.

The driving system 3 comprises a track assembly 301, a driving assembly 302 and a machine head 303 arranged at least at one end of the machine frame 1, the driving assembly 302 can drive the track assembly 301 to operate, the driving assembly 302 is arranged at the machine head 303, the track assembly 301 is arranged at the machine frame 1, and the track assembly 301 is positioned below the conveyor belt assembly 2. Therefore, the belt conveying device is driven to move by driving the crawler belt assembly to rotate. In this embodiment, two ends of the frame 1 may be respectively provided with a machine head 303, which facilitates the forward and backward movement of the belt conveyor without turning around. The two driving assemblies 302 can be arranged on the two machine heads 303 respectively, so that the power output can be improved, and the problem that the power of the driving assemblies 302 is insufficient can be solved.

In this embodiment, conveyor belt subassembly 2 can include the conveyer belt, the conveyer belt driving motor of conveyer belt drive roll and drive conveyer belt drive roll rotation, the first belt bearing roller 118 and the second belt bearing roller 119 in frame 1 are established to the conveyer belt cover, and the drive roll, the drive roll is located conveyer belt one end, drive roll and conveyer belt driving motor can install in the one end of frame 1, particularly, drive roll and conveyer belt driving motor install in aircraft nose 303, conveyer belt driving motor can pass through gear or belt transmission in the drive roll, the drive roll drive conveyer belt is rotatory. A plurality of first belt rollers 118 and second belt rollers 119 arranged below can also be arranged on the machine head 303 to form a conveyor belt.

A pair of track plate frames 304 are arranged above and below the frame body 1, in the embodiment, a pair of track plate frames 304 arranged above and below are fixedly installed on each frame body 102, and the track plate frames 304 are sleeved with the track assemblies 301; the track plate frame 304 is provided with a first recess 305 at one end and a first protrusion 306 at the other end capable of cooperating with the first recess 305, the first protrusion 306 at one end of the track plate frame 304 being capable of being inserted into the first recess 305 of an adjacent track plate frame 304. From this, the track grillage that is located the top is used for supporting the upper track of track subassembly, and the track grillage that is located the below is used for supporting the lower floor's track of track subassembly, and lower floor's track contacts ground, and the rotation is walked on subaerial. And make to connect between the track grillage on two adjacent support bodies and can form a whole, can not have the neutral, when the track subassembly passes through between two track grillages, can both obtain the support, can not receive the neutral and the card pause phenomenon appears, prevents to cause the damage problem to track grillage and track subassembly.

The crawler belt assembly 301 is capable of being limited to be separated from the crawler belt frame 304 by the crawler belt limiting device; track stop device is including setting up in the spacing groove 307 of track grillage 304 and setting up in the stopper 308 of track subassembly 301 inboard, and the moving direction setting along track subassembly 301 is followed to spacing groove 307, and just spacing groove 307 runs through to set up in track grillage 304, and in this embodiment, track grillage 304 is the plate body that two symmetries set up, and the clearance between two plate bodies is spacing groove 307. The limiting block 308 is matched with the limiting groove 307, and the limiting block 308 can only slide along the limiting groove 307. Thereby, the crawler belt assembly can be prevented from being separated from the crawler belt frame when the belt conveyor turns.

The track assembly 301 includes a plurality of track shoes 309 and a chain 311 connecting the track shoes 309 in sequence to form a ring, an inner side surface of each track shoe 309 is fixedly connected to the chain 311, and in this embodiment, the chain 311 is formed by sequentially connecting a plurality of elliptical metal rings. The inner side surface of each track shoe 309 is provided with a limiting block 308, and the limiting block 308 can cover a chain 311 connected to the track shoe 309, so that the connection between the track shoe 309 and the chain is more stable. Wing plates 312 are further respectively arranged on two sides of the limiting block 308, a sliding groove 313 for arranging the edge of the limiting groove 307 is formed between each wing plate 312 and the track plate 309, and the edge of the limiting groove 307 can slide in the sliding groove 313.

The driving assembly 302 includes a motor 314, a speed reducer 315, a main shaft 316 and a gear disc 317, the motor 314 and the speed reducer 315 are both fixedly mounted on the machine head 303, the main shaft 316 can be mounted on the machine head 303 through a bearing, the motor 314 drives the main shaft 316 to rotate through the speed reducer 315, in this embodiment, the two motors 314 and the two speed reducers 315 are both disposed and respectively located at two ends of the main shaft 316, and thus, power output is improved. The gear wheel 317 is mounted on the main shaft 316, and the gear wheel 317 is engaged with the track assembly 301, specifically, the gear wheel 317 is engaged with the chain 311 of the track assembly 301, so as to drive the chain 311 to rotate, and further drive the track assembly 301 to rotate. Supporting plates are arranged on two sides of the gear disc 317 and fixedly installed on the machine head 303, and the supporting plates are used for supporting the crawler belt assembly 301. The supporting plate is a U-shaped structure, and specifically, the supporting plate may include a pair of supporting plates 319 disposed above and below, and a supporting arc plate 320 located at one end of the supporting plates 319, wherein second protrusions 321 are integrally formed at two ends of the supporting arc plate 320, and second recesses 322 are integrally formed at ends of the supporting plates 319, and the second recesses 322 are in insertion fit with the second protrusions 321. Therefore, when the track plate assembly moves to the gear plate, the support can be achieved, and the driving assembly is more stable when the track plate assembly is driven; in addition, the second protrusion and the second concave part are matched, so that the track plate assembly can move on the supporting plate more stably, and the phenomenon of blocking and stopping is prevented from occurring, and the supporting plate or the track plate assembly is prevented from being damaged.

The machine head 303 is provided with a steering device, the steering device comprises a wheel shaft 323, a steering bearing 324 and a steering driving device 325, the middle of the wheel shaft 323 is mounted on the machine head 303 through the steering bearing 324, wheels 326 are mounted at two ends of the wheel shaft 323, and the steering driving device 325 can drive the wheel shaft 323 to rotate around the steering bearing 324. Specifically, the steering driving device 325 may be an air cylinder or an oil cylinder, the steering driving device 325 is mounted on the machine head 303, and an output end of the steering driving device 325 is hinged to the wheel shaft 323 and is close to the end of the wheel shaft 323. Therefore, the machine head can be driven to turn, and the belt conveying device is driven to turn.

The above description is only one embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of similar modifications and improvements can be made without departing from the inventive concept, and these should also be considered as within the protection scope of the present invention.

Claims

1. The utility model provides a portable belt conveyor's crawler attachment which characterized in that: the crawler assembly comprises a crawler assembly (301) and a pair of crawler plate frames (304) arranged up and down, wherein the crawler assembly (301) is arranged on the crawler plate frames (304); also included is a track stop device capable of limiting disengagement of the track assembly (301) from the track plate frame (304).

2. A crawler apparatus of a movable belt conveyor according to claim 1, wherein: the track plate frame (304) is provided with a first concave part (305) at one end and a first bulge (306) capable of being matched with the first concave part (305) at the other end.

3. A crawler apparatus of a movable belt conveyor according to claim 1, wherein: the track limiting device comprises a limiting groove (307) formed in the track plate frame (304) and a limiting block (308) arranged on the inner side of the track assembly (301), and the limiting block (308) is matched with the limiting groove (307).

4. A crawler apparatus of a movable belt conveyor according to claim 3, wherein: the crawler belt assembly (301) comprises a plurality of crawler belts (309) and chains (311) which are sequentially connected with the crawler belts (309) to form a ring, each crawler belt (309) is provided with a limiting block (308) on the inner side surface, wing plates (312) are respectively arranged on two sides of each limiting block (308), and sliding grooves (313) for the edges of the limiting grooves (307) are formed between the wing plates (312) and the crawler belts (309).

5. The crawler apparatus of a movable belt conveyor according to claim 4, wherein: the outer side surface of the track shoe (309) is provided with an anti-skid bulge.

6. The crawler apparatus of a movable belt conveyor according to claim 5, wherein: the antiskid lugs are two triangular lugs which are continuously arranged.