CN115231203B - Double-chain scraper conveyor for building - Google Patents

Double-chain scraper conveyor for building Download PDF

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Publication number
CN115231203B
CN115231203B CN202211169794.5A CN202211169794A CN115231203B CN 115231203 B CN115231203 B CN 115231203B CN 202211169794 A CN202211169794 A CN 202211169794A CN 115231203 B CN115231203 B CN 115231203B
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CN
China
Prior art keywords
scraper
adjusting
telescopic
chain
driving
Prior art date
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Active
Application number
CN202211169794.5A
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Chinese (zh)
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CN115231203A (en
Inventor
袁秋菊
郭亚伟
王�锋
王松铭
陈锴锴
李瑞涛
楚雪平
张伟杰
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Nantong Dongfang Yuhong Building Materials Co ltd
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Nantong Dongfang Yuhong Building Materials Co ltd
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Application filed by Nantong Dongfang Yuhong Building Materials Co ltd filed Critical Nantong Dongfang Yuhong Building Materials Co ltd
Priority to CN202211169794.5A priority Critical patent/CN115231203B/en
Publication of CN115231203A publication Critical patent/CN115231203A/en
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Publication of CN115231203B publication Critical patent/CN115231203B/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G19/00—Conveyors comprising an impeller or a series of impellers carried by an endless traction element and arranged to move articles or materials over a supporting surface or underlying material, e.g. endless scraper conveyors
    • B65G19/04—Conveyors comprising an impeller or a series of impellers carried by an endless traction element and arranged to move articles or materials over a supporting surface or underlying material, e.g. endless scraper conveyors for moving bulk material in open troughs or channels
    • B65G19/06—Conveyors comprising an impeller or a series of impellers carried by an endless traction element and arranged to move articles or materials over a supporting surface or underlying material, e.g. endless scraper conveyors for moving bulk material in open troughs or channels the impellers being scrapers similar in size and shape to the cross-section of the trough or channel
    • B65G19/10—Conveyors comprising an impeller or a series of impellers carried by an endless traction element and arranged to move articles or materials over a supporting surface or underlying material, e.g. endless scraper conveyors for moving bulk material in open troughs or channels the impellers being scrapers similar in size and shape to the cross-section of the trough or channel and attached to a pair of belts, ropes or chains
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G19/00—Conveyors comprising an impeller or a series of impellers carried by an endless traction element and arranged to move articles or materials over a supporting surface or underlying material, e.g. endless scraper conveyors
    • B65G19/02—Conveyors comprising an impeller or a series of impellers carried by an endless traction element and arranged to move articles or materials over a supporting surface or underlying material, e.g. endless scraper conveyors for articles, e.g. for containers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G19/00—Conveyors comprising an impeller or a series of impellers carried by an endless traction element and arranged to move articles or materials over a supporting surface or underlying material, e.g. endless scraper conveyors
    • B65G19/18—Details
    • B65G19/22—Impellers, e.g. push-plates, scrapers; Guiding means therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2207/00—Indexing codes relating to constructional details, configuration and additional features of a handling device, e.g. Conveyors
    • B65G2207/08—Adjustable and/or adaptable to the article size

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)

Abstract

The invention belongs to the technical field of scraper conveyors, and particularly relates to a double-chain scraper conveyor for buildings. The double-chain scraper conveyor for the building comprises a conveying rack, a chain driving mechanism, a scraper adjusting mechanism and a supporting assembly, wherein a plurality of telescopic scrapers which are sequentially arranged at intervals are fixedly arranged on the chain driving mechanism, the chain driving mechanism is used for driving the telescopic scrapers to move so that the telescopic scrapers convey materials, the telescopic scrapers can be stretched in the width direction, the lower ends of the telescopic scrapers are fixedly connected with the chain driving mechanism, and the scraper adjusting mechanism is connected with the upper ends of the telescopic scrapers and used for adjusting the width of the telescopic scrapers. When the scraper conveying device is used, an operator can adjust the width of the telescopic scraper according to the size of a material, the telescopic scraper can convey the material with larger size, the scraper does not need to be replaced, and the scraper conveying device is convenient to use.

Description

Double-chain scraper conveyor for building
Technical Field
The invention belongs to the technical field of scraper conveyors, and particularly relates to a double-chain scraper conveyor for buildings.
Background
The scraper conveyor is generally used for conveying the bulk materials by pulling a scraper chain through a driving unit in a closed (opened upper surface under special conditions) machine groove with a rectangular cross section, and conveying the bulk materials from a certain position (a feed inlet) to another specified position (a discharge outlet).
In the prior art, for example, chinese patent CN106395255B discloses a scraper conveyor, the width of a scraper of the scraper conveyor is determined, and only materials corresponding to the width of the scraper or having a smaller size can be transported, when materials having a larger size need to be transported, the materials easily cross over the scraper, so that the transporting effect is poor, and thus the scraper needs to be continuously replaced, and the use is inconvenient.
Disclosure of Invention
Based on this, it is necessary to provide a double-chain scraper conveyor for buildings to solve the problem that the scraper conveyor in the prior art can transport fewer types of materials.
The above purpose is realized by the following technical scheme:
a double-chain scraper conveyor for construction, comprising:
the conveying machine frame is internally provided with a conveyor groove, and the conveyor groove is used for accommodating materials;
the chain driving mechanism is fixedly provided with a plurality of telescopic scrapers which are sequentially arranged at intervals, the chain driving mechanism is used for driving the telescopic scrapers to move so that the telescopic scrapers can convey materials, the telescopic scrapers can be stretched in the width direction, and the lower ends of the telescopic scrapers are fixedly connected with the chain driving mechanism;
the scraper adjusting mechanism is connected with the upper end of the telescopic scraper and is used for adjusting the width of the telescopic scraper;
and the supporting component is fixed on the conveying rack and used for supporting the chain driving mechanism and the scraper adjusting mechanism.
Further, the supporting component comprises a plurality of supporting rods which are fixed in the conveyor groove at intervals in sequence, the scraper adjusting mechanism comprises a scraper adjusting component, the scraper adjusting component comprises an adjusting chain, an adjusting wheel group and an adjusting rod component, the adjusting chain is wound on the adjusting wheel group and connected with the upper end of the telescopic scraper, the adjusting rod component comprises a first rotating rod, a second rotating rod and a worm gear structure, the worm gear structure is used for enabling the first rotating rod to be in transmission connection with the second rotating rod, the first rotating rod is rotatably arranged on the conveying rack, the second rotating rod is rotatably arranged on the supporting rods, and the adjusting wheel group comprises a first adjusting wheel and a second adjusting wheel which are respectively rotatably arranged at two ends of the second rotating rod.
Furthermore, a guide groove extending along the length direction of the telescopic scraper is formed in the upper end face of the telescopic scraper, the inner wall face of the guide groove is an arc-shaped face, a traction rod is fixedly arranged on the adjusting chain and comprises a rod portion and a spherical block, the spherical block is arranged at the end portion of the rod portion and is clamped in the guide groove, the spherical block can swing in the guide groove, the rod portion of the traction rod can freely stretch out and draw back, and a groove for accommodating the shortened rod portion is formed in the spherical block.
Furthermore, the worm and gear structure comprises a worm gear and a worm sleeve, the worm sleeve is fixedly sleeved on the first rotating rod, and the worm gear is fixedly arranged on the second rotating rod.
Further, flexible scraper blade includes scraper blade, lower scraper blade and expansion plate, the upper end and the last scraper blade fixed connection of expansion plate, the lower extreme and the lower scraper blade fixed connection of expansion plate, the expansion plate can extend and shorten, the telescopic link includes a plurality of board sections that slip cup joints together, lower scraper blade and chain drive mechanism fixed connection, it is connected with scraper blade adjustment mechanism to go up the scraper blade.
Furthermore, the chain driving mechanism comprises a driving wheel, a driven wheel and a driving chain, the driving chain is wound on the driving wheel and the driving chain, and the driving chain is fixedly connected with the lower end of the telescopic scraper.
Furthermore, the chain driving mechanism further comprises a driving support rod, the driving support rod is fixed on the support assembly, and the driving wheel and the driven wheel are respectively rotatably arranged at two ends of the driving support rod.
Furthermore, the scraper blade adjusting component is two sets, is first scraper blade adjusting component and second scraper blade adjusting component respectively, and two sets of scraper blade adjusting components are connected with the upper end of flexible scraper blade respectively.
Further, the transmission direction of the worm gear structure of the first scraper blade adjusting assembly is opposite to the transmission direction of the worm gear structure of the second scraper blade adjusting assembly.
Furthermore, the scraper blade adjusting mechanism also comprises an adjusting hand wheel, and the adjusting hand wheel is rotatably arranged on the conveying rack and is used for driving the first rotating rod to rotate.
The beneficial effects of the invention are: when the double-chain scraper conveyor for the building is used, an operator can adjust the width of the telescopic scraper by the scraper adjusting mechanism according to the size of the material, so that the telescopic scraper can transport the material with larger size, the scraper does not need to be replaced, and the double-chain scraper conveyor for the building is convenient to use. In addition, because the upper end and the lower extreme of flexible scraper blade are all retrained, consequently flexible scraper blade atress is comparatively even, and the material is difficult to make flexible scraper blade and the junction of other structures take place wearing and tearing or fracture to the resistance of flexible scraper blade to can improve the double-stranded scraper conveyor for building of this embodiment's life.
Drawings
Fig. 1 is a schematic structural view of an embodiment 1 of the double-chain scraper conveyor for construction of the present invention;
fig. 2 is a schematic structural view of the double-chain scraper conveyor for buildings in fig. 1 without a conveying frame and a driving motor;
FIG. 3 is a left side view of FIG. 2;
FIG. 4 is an enlarged view of a portion of FIG. 2 at A;
FIG. 5 is a schematic structural view of the joint of the support rod, the second rotating rod and the active rod in FIG. 2;
fig. 6 is a schematic structural view of the telescopic scraper and the drawbar in fig. 4;
fig. 7 is a partial enlarged view at B in fig. 6;
fig. 8 is a schematic structural view of the drawbar in fig. 7;
FIG. 9 is a schematic view showing a state in which the extension plate of the extension squeegee in FIG. 7 is retracted into the compression groove;
FIG. 10 is a schematic view of the retractable screed of FIG. 7 shown from another perspective with the retractable plate hidden;
wherein:
100. a conveyor frame; 110. a guide sloping plate; 120. a support bar; 122. fixing screw holes; 124. rotating the through hole; 130. a drive motor; 132. a motor bracket; 200. a telescopic scraper plate; 210. an upper scraper plate; 212. a guide groove; 220. a lower scraper; 222. a compression groove; 230. a retractable plate; 310. an active strut; 320. a driving wheel; 322. a driven wheel; 323. a drive chain; 410. adjusting the chain; 412. a draw bar; 414. a rod portion; 416. a spherical block; 420. a first rotating lever; 422. a second rotating lever; 424. a worm gear; 426. a worm sleeve; 430. a first regulating wheel; 432. a second regulating wheel; 440. adjusting a hand wheel; 510. a driven sprocket; 520. a driven chain.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below by way of embodiments with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The numbering of the components themselves, such as "first", "second", etc., is used herein only to distinguish between the objects depicted and not to have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings). In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the second feature or the first and second features may be indirectly contacting each other through intervening media. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
The construction double-chain scraper conveyor according to the present invention will be described below with reference to the drawings and embodiments.
Example 1 of the double-chain scraper conveyor for construction of the present invention:
as shown in fig. 1 to 10, the double-chain scraper conveyor for construction of the present embodiment includes a conveyor frame 100, a telescopic scraper 200, a chain drive mechanism, a scraper adjustment mechanism, a support assembly, and a drive assembly. Conveyer frame 100 is formed by the equipment of polylith panel, and the bottom of conveyer frame 100 is provided with the landing leg, and it has the conveyer groove to enclose into in the conveyer frame 100, and the conveyer groove has feed inlet and discharge gate, and the feed inlet is located the ascending one end in conveyer groove length direction, and the discharge gate is located the ascending other end in conveyer groove length direction, and discharge gate department is provided with the direction swash plate 110 that is arranged in drawing the material from the conveyer groove.
The support assembly includes a plurality of support bars 120 (for convenience of showing other structures, only one support bar 120 is shown in the drawings in the specification) fixed in the conveyor trough at intervals in sequence, the support bars 120 extend along the width direction of the conveyor trough, and the support assembly is used for supporting the chain driving mechanism and the scraper adjustment mechanism.
Chain drive mechanism includes initiative branch 310, action wheel 320, follow driving wheel 322 and drive chain 323, initiative branch 310 extends along the length direction in conveyer groove, initiative branch 310 is formed by connecting the multistage pole section, be equipped with the path section on one of them pole section, be provided with the external screw thread on the path section, be provided with the fixed screw 122 with path section threaded connection on the bracing piece 120, make initiative branch 310 fix on bracing piece 120, action wheel 320 and follow driving wheel 322 rotate the both ends that set up at initiative branch 310 respectively, drive chain 323 is around establishing on action wheel 320 and follow driving wheel 322. The driving assembly comprises a driving motor 130 and a motor support 132 for supporting the driving motor 130, the motor support 132 is fixed on the outer side surface of the conveying rack 100, an output shaft of the driving motor 130 is in transmission connection with the driving wheel 320 so as to drive the driving wheel 320 to rotate, and the driving wheel 320 drives the driven wheel 322 to rotate through a driving chain 323.
The telescopic scraper 200 comprises an upper scraper 210, a lower scraper 220 and a telescopic plate 230, the telescopic plate 230 comprises a plurality of plate sections sleeved together in a sliding manner, one of the two adjacent plate sections is provided with a sliding groove, the other plate section is provided with a sliding block used for sliding and setting in the sliding groove, the width of the telescopic plate 230 can be adjusted by changing the position of the sliding block in the sliding groove, and then the width of the telescopic scraper 200 is adjusted. The upper end of the telescopic plate 230 is fixedly connected with the upper scraper 210, the lower scraper 220 is provided with a compression groove 222 for accommodating the telescopic plate 230, the lower end of the telescopic plate 230 is fixed in the compression groove 222 of the lower scraper 220, the lower scraper 220 is fixedly connected with the driving chain 323, and when the driving chain 323 moves, the telescopic scraper 200 can be driven to move in the conveyor groove, so that the telescopic scraper 200 can convey materials.
The scraper adjusting mechanism comprises two groups of scraper adjusting components, namely a first scraper adjusting component and a second scraper adjusting component. The scraper blade adjusting part comprises an adjusting chain 410, an adjusting wheel set and an adjusting rod assembly, the adjusting rod assembly comprises a first rotating rod 420, a second rotating rod 422 and a worm gear 424 worm structure, a jack for installing the first rotating rod 420 is arranged on the conveying rack 100, a rotating bearing is arranged in the jack, the first rotating rod 420 is arranged on the conveying rack 100 in a rotating mode, the worm gear 424 worm structure comprises a worm gear 424 and a worm sleeve 426, the worm sleeve 426 is fixedly sleeved on the first rotating rod 420, the worm gear 424 is fixedly arranged on the second rotating rod 422, a rotating through hole 124 is further formed in the supporting rod 120, the second rotating rod 422 is formed by connecting multiple rod sections, a small-diameter section is arranged on one rod section, the small-diameter section penetrates into the rotating through hole 124, then the second rotating rod 422 is assembled by the multiple rod sections, and the second rotating rod 422 can freely rotate relative to the supporting rod 120. The adjusting wheel set comprises a first adjusting wheel 430 and a second adjusting wheel 432 rotatably disposed at two ends of the second rotating rod 422, respectively, and the adjusting chain 410 is wound around the first adjusting wheel 430 and the second adjusting wheel 432. When the first rotating rod 420 rotates, under the action of the worm gear 424 and the worm structure, the first rotating rod 420 can drive the second rotating rod 422 to rotate, the second rotating rod 422 rotates to drive the first adjusting wheel 430 and the second adjusting wheel 432 to swing and then tilt, and the tilting of the first adjusting wheel 430 and the second adjusting wheel 432 can change the height of the adjusting chain 410 in the vertical direction.
The upper end face of the upper scraper 210 of the telescopic scraper 200 is provided with a guide groove 212 extending along the length direction of the telescopic scraper 200, the inner wall surface of the guide groove 212 is an arc-shaped surface, a traction rod 412 is fixedly arranged on the adjusting chain 410, the traction rod 412 comprises a rod part 414 and a spherical block 416, the spherical block 416 is arranged at one end of the rod part 414 and is clamped in the guide groove 212, the radius of the spherical block 416 is matched with that of the arc-shaped surface, so that the spherical block 416 can freely swing and slide in the guide groove 212, the rod part 414 of the traction rod 412 is composed of rod sections sleeved together in a sliding manner and can freely stretch, a stepped groove for accommodating the shortened rod part 414 is arranged in the spherical block 416, and the end part of the rod part 414 is provided with a convex ring blocked at the opening of the stepped groove to prevent the rod part 414 from falling out of the stepped groove. When the height of the adjusting chain 410 in the vertical direction is raised, the spherical blocks 416 can block the groove walls of the guide grooves 212, so as to drive the upper scraper 210 of the retractable scraper 200, and the upper scraper 210 drives the retractable plate 230 to extend, thereby increasing the width of the retractable scraper 200. It should be noted that when the extendable screed 200 is in the minimum width dimension, the draw bar 412 is in the longest position and extends from the ball block 416, and when the extendable screed 200 is moved onto the first adjustment wheel 430 or the second adjustment wheel 432, the draw bar 412 can be shortened and the rod 414 retracted into the groove of the ball block 416.
In order to adjust the width of the telescopic scraper 200 conveniently, the scraper adjustment mechanism further comprises an adjustment hand wheel 440, the adjustment hand wheel 440 is rotatably arranged on the conveyor frame 100 and is fixedly connected with the first rotation rod 420, and an operator can adjust the width of the telescopic scraper 200 by operating the adjustment hand wheel 440 before starting the double-chain scraper conveyor for buildings in this embodiment, so as to adapt to the size of the material to be conveyed.
In order to make the stress of the telescopic scraper 200 more uniform and the movement more stable, the double-chain scraper conveyor for buildings of this embodiment further includes a driven mechanism, the driven mechanism includes two driven sprockets 510 and a driven chain 520 wound on the driven sprockets 510, the connection structure and the support manner between the two driven sprockets 510 are the same as the connection structure and the support direction between the driving wheel 320 and the driven wheel 322, which are not described herein again, and the two driven sprockets 510 respectively correspond to and are coaxially arranged with the driving wheel 320 and the driven wheel 322 one-to-one, the length of the driven chain 520 is the same as that of the driving chain 323, one end of the lower scraper 220 of the telescopic scraper 200 is fixedly connected with the driving chain 323, and the other end is fixedly connected with the driven chain 520.
The scraper blade adjusting part in this embodiment is two sets in total, be first scraper blade adjusting part and second scraper blade adjusting part respectively, two sets of scraper blade adjusting part are connected with the different positions of the last scraper blade 210 of flexible scraper blade 200 respectively, the transmission direction of the worm wheel 424 worm structure of first scraper blade adjusting part and the transmission direction of the worm wheel 424 worm structure of second scraper blade adjusting part are opposite, when adjusting the width of flexible scraper blade 200, the distance of the spherical block 416 of two sets of scraper blade adjusting part and the adjacent internal wall face of transport frame 100 equals, make the atress of flexible scraper blade 200 more even.
The operation of the double-chain scraper conveyor for construction of this embodiment is as follows:
firstly, the width of the telescopic scraper 200 is adjusted according to the size of a material to be conveyed, specifically, the adjusting handwheel 440 is rotated, the adjusting handwheel 440 drives the first rotating rod 420 to rotate, the first rotating rod 420 drives the second rotating rod 422 to rotate through the worm wheel 424 and worm structure, the second rotating rod 422 can drive the first adjusting wheel 430 and the second adjusting wheel 432 to swing and tilt, the first adjusting wheel 430 and the second adjusting wheel 432 tilt to increase the height of the adjusting chain 410 in the vertical direction, the spherical block 416 of the traction rod 412 on the adjusting chain 410 rises and swings and slides in the guide groove 212 of the telescopic scraper 200, and the traction rod 412 drives the telescopic scraper 200 to extend, so that the telescopic scraper is suitable for conveying the material with larger size, the scraper does not need to be replaced, and the use is convenient. The transmission direction of the worm wheel 424 worm structure of the first scraper adjusting assembly is opposite to that of the worm wheel 424 worm structure of the second scraper adjusting assembly, so that in the adjusting process, the distances between the spherical blocks 416 of the two groups of scraper adjusting assemblies and the adjacent inner wall surfaces of the conveying rack 100 are equal, the stress of the telescopic scrapers 200 is uniform, and the adjusting process is more stable. After the adjustment is in place, the adjusting handwheel 440 is fixed to avoid rotation.
The materials are poured into the feeding hole, the motor is started, under the driving of the driving wheel 320, the driving chain 323 starts to rotate and drives the telescopic scraper 200 to move, the telescopic scraper 200 moves the materials from the feeding hole to the discharging hole, the telescopic scraper 200 also drives the adjusting chain 410 and the driven chain 520 to rotate while conveying the materials, when the telescopic scraper 200 moves to the first adjusting wheel 430 or the second adjusting wheel 432, the draw bar 412 can be shortened, the rod part 414 retracts into the groove of the spherical block 416, and interference between the drawn parts of the upper scraper 210 and the lower scraper 220 of the telescopic scraper 200 due to the inclination of the adjusting wheel group is avoided.
In addition, because the telescopic scraper 200 is in the moving process, the upper scraper 210 and the lower scraper 220 are both restrained by the corresponding chains, so that the stress of the telescopic scraper 200 is uniform, and the resistance of the material to the telescopic scraper 200 is not easy to cause the abrasion or the breakage of the connection part of the telescopic scraper 200 and the corresponding chain, thereby prolonging the service life of the double-chain scraper conveyor for buildings in the embodiment.
In other embodiments, the driving strut is not arranged, and the driving wheel and the driven wheel are both rotatably arranged on the side wall of the conveyor groove.
All possible combinations of the technical features in the above embodiments may not be described for the sake of brevity, but should be considered as being within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is specific and detailed, but not to be understood as limiting the scope of the present invention. It should be noted that various changes and modifications can be made by those skilled in the art without departing from the spirit of the invention, and these changes and modifications are all within the scope of the invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (4)

1. A double-chain scraper conveyor for buildings is characterized by comprising:
the conveying machine frame is internally provided with a conveyor groove, and the conveyor groove is used for accommodating materials;
the device comprises a chain driving mechanism, a plurality of telescopic scrapers which are sequentially arranged at intervals are fixedly arranged on the chain driving mechanism, the chain driving mechanism is used for driving the telescopic scrapers to move so that the telescopic scrapers can convey materials, the telescopic scrapers can be telescopic in the width direction, and the lower ends of the telescopic scrapers are fixedly connected with the chain driving mechanism;
the scraper adjusting mechanism is connected with the upper end of the telescopic scraper and is used for adjusting the width of the telescopic scraper;
the supporting assembly is fixed on the conveying rack and used for supporting the chain driving mechanism and the scraper adjusting mechanism; the supporting assembly comprises a plurality of supporting rods which are sequentially fixed in the conveyor groove at intervals, the scraper adjusting mechanism comprises a scraper adjusting assembly, the scraper adjusting assembly comprises an adjusting chain, an adjusting wheel set and an adjusting rod assembly, the adjusting chain is wound on the adjusting wheel set and connected with the upper end of the telescopic scraper, the adjusting rod assembly comprises a first rotating rod, a second rotating rod and a worm gear structure, the worm gear structure is used for enabling the first rotating rod and the second rotating rod to be in transmission connection, the first rotating rod is rotatably arranged on the conveyor frame, the second rotating rod is rotatably arranged on the supporting rods, and the adjusting wheel set comprises a first adjusting wheel and a second adjusting wheel which are rotatably arranged at two ends of the second rotating rod respectively;
the telescopic scraper comprises an upper scraper, a lower scraper and a telescopic plate, the upper end of the telescopic plate is fixedly connected with the upper scraper, the lower end of the telescopic plate is fixedly connected with the lower scraper, the telescopic plate can extend and shorten, the telescopic rod comprises a plurality of plate sections which are sleeved together in a sliding manner, the lower scraper is fixedly connected with a chain driving mechanism, and the upper scraper is connected with a scraper adjusting mechanism;
the upper end face of the telescopic scraper is provided with a guide groove extending along the length direction of the telescopic scraper, the inner wall face of the guide groove is an arc-shaped face, a traction rod is fixedly arranged on the adjusting chain and comprises a rod part and a spherical block, the spherical block is arranged at the end part of the rod part and clamped in the guide groove, the spherical block can swing in the guide groove, the rod part of the traction rod can freely stretch and retract, and a groove for accommodating the shortened rod part is formed in the spherical block;
the worm and gear structure comprises a worm gear and a worm sleeve, the worm sleeve is fixedly sleeved on the first rotating rod, and the worm gear is fixedly arranged on the second rotating rod;
the two groups of scraper adjusting assemblies are respectively a first scraper adjusting assembly and a second scraper adjusting assembly, and the two groups of scraper adjusting assemblies are respectively connected with the upper ends of the telescopic scrapers; the transmission direction of the worm gear structure of the first scraper blade adjusting assembly is opposite to that of the worm gear structure of the second scraper blade adjusting assembly.
2. The conveyor as claimed in claim 1, wherein the chain drive mechanism comprises a driving wheel, a driven wheel and a driving chain, the driving chain is wound around the driving wheel and the driving chain, and the driving chain is fixedly connected with the lower end of the telescopic scraper.
3. The conveyor as claimed in claim 2, wherein the chain drive mechanism further comprises a driving strut fixed to the support member, and the driving pulley and the driven pulley are rotatably disposed at two ends of the driving strut, respectively.
4. The conveyor as claimed in claim 1, wherein the scraper adjustment mechanism further comprises an adjustment hand wheel, and the adjustment hand wheel is rotatably disposed on the conveyor frame and is used for driving the first rotating rod to rotate.
CN202211169794.5A 2022-09-26 2022-09-26 Double-chain scraper conveyor for building Active CN115231203B (en)

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Application Number Priority Date Filing Date Title
CN202211169794.5A CN115231203B (en) 2022-09-26 2022-09-26 Double-chain scraper conveyor for building

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Application Number Priority Date Filing Date Title
CN202211169794.5A CN115231203B (en) 2022-09-26 2022-09-26 Double-chain scraper conveyor for building

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CN115231203A CN115231203A (en) 2022-10-25
CN115231203B true CN115231203B (en) 2023-03-07

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN210943488U (en) * 2019-10-24 2020-07-07 巢湖明天种业科技有限公司 Seed scraping structure
CN111846775A (en) * 2020-08-03 2020-10-30 长春市华宇机电输送设备有限公司 Scraper conveyor for coal mine
CN217050225U (en) * 2021-12-01 2022-07-26 江苏鑫捷盛智能装备有限公司 Scraper convenient to install for chain scraper conveyor
CN115009781A (en) * 2022-07-26 2022-09-06 桂林电子科技大学 Mining scraper conveyor with variable groove spacing

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN210943488U (en) * 2019-10-24 2020-07-07 巢湖明天种业科技有限公司 Seed scraping structure
CN111846775A (en) * 2020-08-03 2020-10-30 长春市华宇机电输送设备有限公司 Scraper conveyor for coal mine
CN217050225U (en) * 2021-12-01 2022-07-26 江苏鑫捷盛智能装备有限公司 Scraper convenient to install for chain scraper conveyor
CN115009781A (en) * 2022-07-26 2022-09-06 桂林电子科技大学 Mining scraper conveyor with variable groove spacing

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