CN114634036B - Vertical telescopic shovel type unloading device and dumper - Google Patents

Vertical telescopic shovel type unloading device and dumper Download PDF

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Publication number
CN114634036B
CN114634036B CN202210436143.1A CN202210436143A CN114634036B CN 114634036 B CN114634036 B CN 114634036B CN 202210436143 A CN202210436143 A CN 202210436143A CN 114634036 B CN114634036 B CN 114634036B
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China
Prior art keywords
scraper
telescopic
fixedly connected
chain
unloading device
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CN202210436143.1A
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Chinese (zh)
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CN114634036A (en
Inventor
李安生
王利卿
彭军跃
张志刚
毛红生
郭志强
李灏萱
李广棵
李彦彦
赵睿
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Zhengzhou University of Light Industry
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Zhengzhou University of Light Industry
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Priority to CN202210436143.1A priority Critical patent/CN114634036B/en
Publication of CN114634036A publication Critical patent/CN114634036A/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
    • B65G67/00—Loading or unloading vehicles
    • B65G67/02—Loading or unloading land vehicles
    • B65G67/24—Unloading land vehicles
    • B65G67/26—Unloading land vehicles using rakes or scrapers
    • B65G67/28—External transverse blades attached to endless conveyors
    • 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
    • B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
    • B65G23/02—Belt- or chain-engaging elements
    • B65G23/04—Drums, rollers, or wheels
    • B65G23/06—Drums, rollers, or wheels with projections engaging abutments on belts or chains, e.g. sprocket wheels
    • 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
    • B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
    • B65G69/04—Spreading out the materials conveyed over the whole surface to be loaded; Trimming heaps of loose materials
    • B65G69/0416—Spreading out the materials conveyed over the whole surface to be loaded; Trimming heaps of loose materials with scraping belts or chains
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/56—Reuse, recycling or recovery technologies of vehicles

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Loading Or Unloading Of Vehicles (AREA)
  • Road Paving Machines (AREA)

Abstract

A vertical telescopic shovel type unloading device and a dumper are provided, wherein chain wheels are arranged at two ends of supporting section bars on two sides of the unloading device, chains are sleeved between the chain wheels at the two ends, a double-shaft driver is used for driving the chain wheels at one ends of the two supporting section bars to rotate simultaneously to drive the chains to rotate, a scraper is arranged between the other ends of the two supporting section bars, the scraper is fixedly arranged at the lower end of a telescopic sleeve component, the telescopic sleeves are driven by a hydraulic cylinder to stretch to drive the scraper to move up and down, a transverse shaft is arranged on the telescopic sleeve component, two ends of the transverse shaft are fixedly connected with the chains on two sides through connecting blocks, and the scraper is pulled by the chains to move back and forth; the upper end of the dumper is provided with the dumping device, after a tail door is opened, materials in the compartment bucket are scraped out layer by layer from top to bottom through a scraper of the dumping device, and the dumping speed is controlled through the downward moving depth of the scraper and the rotating speed of a chain, so that the dumping speed is matched with the laying speed of the spreading machine; the problem of the limited self-discharging of the upper portion space of paving is influenced is solved, the operation processes are reduced, and the operation efficiency is improved.

Description

Vertical telescopic shovel type unloading device and dumper
Technical Field
The invention relates to the technical field of granular materials or premixed materials, in particular to a vertical telescopic shovel type unloading device and a dumper.
Background
In road construction, the paving of the asphalt pavement is to transport the asphalt mixture from an asphalt concrete mixing plant to a construction site by using a plurality of self-unloading transport vehicles, then dump the asphalt mixture from the self-unloading transport vehicles into a hopper of a paver, and the paver paves along a roadbed. However, it is possible to use a single-layer,
after the compartment bucket of the self-discharging transport vehicle is inclined and lifted, the internal materials slide out downwards along the bottom plate of the compartment bucket,
the self-unloading speed of the material is difficult to control, the time is long, the time is short, the problem of uneven feeding is easy to occur, in order to avoid the material idling of the spreading machine, basically, the material is loaded in an overload mode, the problem that the bearing capacity of a hopper of the spreading machine is exceeded frequently occurs, and the spreading machine is easy to damage. In addition, the range that the railway carriage or compartment fill was raised when self-discharging transport vechicle was unloaded is higher, in some old blocks, the road surface is narrower, the branch of both sides pavement tree is the overhead of closed road surface basically, some regions still can have some wire poles and cable to occupy the upper portion space of road, moreover be under the bridge or in the tunnel, the upper portion space is not enough, the carriage of self-discharging transport vechicle is unloaded can both be influenced to these several kinds of circumstances, the mode that adopts at present is that the self-discharging transport vechicle arrives and transports through miniature self-discharging tricycle after the scene, not only can increase the process, still can cause the material temperature to descend, produce the waste material easily or influence the road surface quality who paves.
Disclosure of Invention
In order to solve the problems, the invention provides a vertical telescopic shovel type unloading device and a dumper.
The technical scheme of the invention is as follows: a vertical telescopic shovel type unloading device comprises two supporting sectional materials which are symmetrically and fixedly connected, wherein a containing cavity is formed in each supporting sectional material along the length direction, two chain wheels are symmetrically installed at two ends of each containing cavity, a chain is sleeved between the two chain wheels, a sliding chute is formed in the inner side of each containing cavity, a long hole is formed in a partition plate between the sliding chute and the containing cavity along the length direction, a double-shaft driver is arranged between one ends of the two supporting sectional materials, two shafts of the double-shaft driver are coaxially and fixedly connected with transmission shafts, and the two transmission shafts are respectively and coaxially and fixedly connected with chain wheel shafts of the chain wheels in the supporting sectional materials on two sides;
install telescopic scraper mechanism between the other end of two support section bars, this mechanism includes the telescopic sleeve subassembly, vertical scraper blade, the telescopic sleeve subassembly includes a plurality of matching suit and forms the vice square sleeve of slip, wherein outermost foreign side shape sleeve upper end fixedly connected with end cover, vertical fixedly connected with pneumatic cylinder in the middle of the bottom surface of this end cover, terminal surface fixed connection under the upper end of vertical scraper blade and the innermost interior square sleeve, the telescopic link lower extreme of pneumatic cylinder and the upper end fixed connection of vertical scraper blade, a root circle of square sleeve lower part fixedly connected with cross axle, the both ends of this cross axle are all passed the slot hole and are entered into the chain in the middle of, the outer end of cross axle passes through connecting block and the chain fixed connection on upper portion, the outer tip coaxial cover of cross axle has the gyro wheel that is located the spout, the upper end of gyro wheel and the roof contact of spout, the bottom plate contact of lower extreme and spout.
Preferably, the telescopic sleeve assemblies are arranged in parallel at equal intervals, and the transverse shaft is fixedly connected among the telescopic sleeve assemblies.
Preferably, both sides of the telescopic sleeve component are provided with transverse shafts, and both ends of the two transverse shafts are provided with connecting blocks and rollers.
Preferably, a drag chain is arranged on the supporting section bar on one side, and the outer end of the drag chain is connected with a supporting pipe arranged on the telescopic sleeve component.
Preferably, the idler wheel is sleeved with a trapezoidal scraping shell with the size matched with that of the sliding chute, a round hole is formed in the middle of the trapezoidal scraping shell and fixedly sleeved on the cross shafts on two sides of the idler wheel through the round hole, openings are formed in the upper end and the lower end of the trapezoidal scraping shell, and the lower end of the trapezoidal scraping shell is in contact with the bottom plate of the sliding chute.
A dump truck comprises a carriage bucket transport vehicle and the vertical telescopic shovel type unloading device of claim 1, wherein the carriage bucket transport vehicle comprises a carriage bucket arranged on a frame, two supporting sectional materials of the vertical telescopic shovel type unloading device are symmetrically and fixedly connected to the upper ends of two side plates of the carriage bucket, the length of the supporting sectional materials is matched with that of the carriage bucket, a double-shaft driver is fixedly connected to the middle of the outer side of a front end plate of the carriage bucket through a support, a telescopic scraper mechanism is positioned at an upper port of the carriage bucket, the length direction of a scraper is consistent with the width direction of the carriage bucket, and the length of the scraper is matched with the width dimension of the carriage bucket; the tail door of the compartment bucket is an upward opening tail door.
Preferably, an electric push rod is hinged to the middle of a cross beam at the tail end of the compartment bucket, and a telescopic rod of the electric push rod is hinged to the middle of the tail door.
Preferably, the sliding groove opening of the supporting section bar is fixedly connected with an organ cover for sealing, a slit is arranged in the middle of the organ cover along the length direction, and the transverse shaft is positioned in the slit.
The beneficial technical effects of the invention are as follows:
the sprocket is all installed at the support section bar both ends of this device both sides of unloading, the cover has the chain between the sprocket at both ends, sprocket through two support section bar one end of biaxial drive simultaneous drive drives the chain and rotates, install the scraper blade between two support section bar's the other end, this scraper blade fixed mounting is at the lower extreme of telescope tube subassembly, it reciprocates to drive the scraper blade through the flexible of each telescopic of pneumatic cylinder drive, and be equipped with the cross axle on the telescope tube subassembly, the chain fixed connection of connecting block and both sides is passed through at the both ends of this cross axle, through chain pulling scraper blade reciprocating motion, realize reciprocating of scraper blade and remove along the length direction who supports the section bar, therefore the scraper blade can scrape the material from last downward successive layer and unload, but the free control volume of unloading and the speed of unloading.
The upper end of the dump truck is provided with a dumping device, after a tail door is opened, materials in the compartment bucket are scraped out layer by layer from top to bottom through a scraper of the dumping device, and the dumping speed is controlled through the downward moving depth of the scraper and the rotating speed of the chain, so that the dumping speed is matched with the laying speed of the spreading machine; the material does not need to be unloaded into a small tricycle through a dumper to be transported, the problem that the upper space of a paved road is limited to influence self-unloading is solved, the operation procedures are reduced, the operation efficiency is improved, the problem that the temperature of the asphalt mixture is reduced too fast due to transportation can be solved, and the paving quality of the road surface is improved.
Drawings
FIG. 1 is a schematic perspective view of a vertically telescoping shovel unloader of the present invention;
FIG. 2 is a schematic top view of the structure of FIG. 1;
FIG. 3 isbase:Sub>A sectional view taken along line A-A of FIG. 2;
FIG. 4 is a sectional view taken along line B-B of FIG. 3;
FIG. 5 is an enlarged view of a portion of FIG. 3;
FIG. 6 is a schematic perspective view of a support profile;
FIG. 7 is a schematic perspective view of the vertical telescopic shovel unloader with the support profile removed;
FIG. 8 is an enlarged partial view of FIG. 7;
FIG. 9 is a schematic view of the structure of FIG. 8 with the trapezoidal scraper shell removed;
FIG. 10 is a schematic perspective view of the dump truck of the present invention;
FIG. 11 is a schematic top view of the present invention;
FIG. 12 is a cross-sectional view taken along line C-C of FIG. 11;
fig. 13 is a rear view structural schematic diagram of the dump truck.
In the drawing, 01, a vertical telescopic shovel type unloading device, 11, a supporting section bar, 111, an accommodating cavity, 112, a sliding groove, 113, a partition plate, 114, a long hole, 12, a chain, 13, a chain wheel, 14, a double-shaft driver, 141, a transmission shaft, 15, a telescopic scraping plate mechanism, 151, a telescopic sleeve assembly, 1511, an outer square sleeve, 1512, an inner square sleeve, 1513, an end cover, 152, a scraping plate, 153, a hydraulic cylinder, 154, a cross shaft, 155, a connecting block, 156, a roller, 157, a trapezoidal scraping shell, 1571, an opening, 158, a drag chain, 1581, a supporting pipe, 02, a box transport vehicle, 21, a box, 211, a support, 22, a tail door, 221, an electric push rod, 23, an organ cover and 231, and a slit.
Detailed Description
In the first embodiment, referring to the attached drawings 1-9 of the specification, a vertical telescopic shovel type unloading device comprises two supporting section bars which are symmetrically and fixedly connected, a containing cavity is formed in each supporting section bar along the length direction, two chain wheels are symmetrically installed at two ends of each containing cavity, a chain is sleeved between the two chain wheels, a sliding groove is formed in the inner side of each containing cavity, a long hole is formed in a partition plate between the sliding groove and the containing cavity along the length direction, an outer side plate of each supporting section bar is of a detachable structure and facilitates installation and maintenance of each internal part, a double-shaft driver is arranged between one ends of the two supporting section bars, transmission shafts are coaxially and fixedly connected to two shafts of the double-shaft driver, and the two transmission shafts are respectively and coaxially and fixedly connected with chain wheel shafts of the chain wheels in the supporting section bars at two sides; this biax driver can select for biax hydraulic motor, rotates through biax hydraulic motor simultaneous drive both sides sprocket, stimulates the chain rotation in two support sections.
Install telescopic scraper mechanism between the other end of two support section bars, this mechanism includes the telescopic sleeve subassembly, vertical scraper blade, the telescopic sleeve subassembly includes a plurality of matching suits and forms the vice square sleeve that slides, wherein outermost foreign side shape sleeve upper end fixedly connected with end cover, vertical fixedly connected with pneumatic cylinder in the middle of the bottom surface of this end cover, terminal surface fixed connection under the upper end of vertical scraper blade and the innermost interior square sleeve, the telescopic link lower extreme of pneumatic cylinder and the upper end fixed connection of vertical scraper blade, drawing the scraper blade through the flexible of pneumatic cylinder and reciprocating, inside each square sleeve is along with the scraper blade reciprocates in step, the sleeve not only is used for spacing and the direction that the scraper blade reciprocated, still be used for increasing the joint strength between scraper blade and the pneumatic cylinder telescopic link, improve the vertical support intensity of scraper blade, can deal with higher load of unloading.
The lower part of the outer square sleeve is fixedly connected with a cross shaft, two ends of the cross shaft transversely penetrate through the long holes to enter the middle of the chain, the outer end of the cross shaft is fixedly connected with the chain at the upper part through a connecting block, the outer end of the cross shaft is coaxially sleeved with a roller positioned in the sliding groove, the upper end of the roller is in contact with a top plate of the sliding groove, and the lower end of the roller is in contact with a bottom plate of the sliding groove. The chains on the two sides pull the transverse shaft to move in a reciprocating mode simultaneously to drive the scraper to move in a reciprocating mode, in the process, the rollers on the transverse shaft roll along the sliding grooves to provide sliding support for the transverse shaft, friction force borne by the transverse shaft in the reciprocating moving process is reduced, and running resistance is smaller.
The telescopic sleeve subassembly equidistant establish side by side into a plurality of, cross axle fixed connection can be according to the quantity of the size selection telescopic sleeve subassembly that the railway carriage or compartment was fought between a plurality of telescopic sleeve subassembly, can for the scraper blade provide firm support can.
The both sides of telescope tube subassembly all are equipped with the cross axle, and the both ends of two cross axles all are equipped with connecting block and gyro wheel, and two cross axles remove intensity higher to the support of telescope tube subassembly, advance to alleviate the pulling force that single cross axle outer end and chain junction bore.
Be equipped with the tow chain on the support section bar of one side, the stay tube that sets up on the outer end of this tow chain and the telescopic sleeve subassembly is connected, is connected to cable or high-pressurepipe in the telescopic sleeve subassembly through the tow chain, and in the in-process of vertical flexible shovel unloader reciprocating motion unloading, the tow chain reciprocating motion thereupon plays the effect of protection cable or high-pressurepipe.
The gyro wheel on the cover have the trapezoidal material shell of scraping that size and spout size match, the middle part of trapezoidal material shell of scraping is equipped with the round hole and fixes the suit on the cross axle of gyro wheel both sides through this round hole, the upper end and the lower extreme of trapezoidal material shell of scraping all are equipped with the opening, the lower extreme of trapezoidal material shell of scraping and the bottom plate contact of spout, the gyro wheel is at the reciprocal rolling in-process in the spout, the lower extreme of the trapezoidal material shell of scraping in the outside constantly scrapes the bottom plate of spout, the material that will enter into in the spout strikes off, avoid the material to bond and cause the gyro wheel to move unsmooely or the situation of stifled death in the spout on the gyro wheel.
The operation process and the principle of the unloading device are as follows:
when unloading through the device, the sprocket through two support section bar one ends of double-shaft driver simultaneous drive rotates and drives the chain and rotate, install the scraper blade between two support section bar's the other end, this scraper blade fixed mounting is at the lower extreme of telescope tube subassembly, it reciprocates to drive the scraper blade through each telescopic flexible of pneumatic cylinder drive, and be equipped with the cross axle on the telescope tube subassembly, the chain fixed connection of connecting block and both sides is passed through at the both ends of this cross axle, through chain pulling scraper blade reciprocating motion, realize reciprocating of scraper blade and fill length direction along the railway carriage or compartment and remove, therefore the scraper blade can be from the last successive layer of following downwards scrape the material and unload.
The second embodiment is a dump truck, see the attached drawings 1-13 of the specification, including transport vehicle of the compartment bucket and the vertical flexible shovel type unloading device of the first embodiment, the transport vehicle of the compartment bucket includes the compartment bucket installed on frame, two supporting section bars of the vertical flexible shovel type unloading device are symmetrical and fixedly connected to the upper end of the two side plates of the compartment bucket, the length of the supporting section bar matches with length of the compartment bucket, the biaxial driver is fixedly connected to the middle of the outside of the front end plate of the compartment bucket through the support, the telescopic scraper mechanism locates at the upper port of the compartment bucket, the length direction of the scraper is identical with width direction of the compartment bucket, and the length of the scraper matches with width dimension of the compartment bucket; the tail door of the compartment bucket is an upward opening tail door.
The middle of the beam at the tail end of the compartment bucket is hinged with an electric push rod, a telescopic rod of the electric push rod is hinged with the middle of the tail door, and the tail door is automatically controlled to be opened and closed through the electric push rod.
The supporting section bar is characterized in that the sliding chute opening of the supporting section bar is fixedly connected with an organ cover for sealing, a cutting slit is arranged in the middle of the organ cover along the length direction, the transverse shaft is positioned in the cutting slit, and the organ cover is used for sealing the sliding chute opening of the supporting section bar, so that the situation that materials enter the supporting section bar to influence the rolling of the roller in the sliding chute and the normal operation of the chain and the roller is avoided.
The unloading process and principle of the dumper are as follows:
after the tail door is opened, the materials in the compartment hopper are scraped outwards layer by layer from top to bottom through the scraper of the self-discharging device, the operation principle of the self-discharging device can be referred to as embodiment one, the discharging speed of the materials in the compartment hopper is controlled through the downward moving depth of the scraper and the rotating speed of the chain, and the discharging speed is matched with the laying speed of the spreading machine; the material does not need to be unloaded into a small tricycle through a dumper to be transported, the problem that the upper space of a paved road is limited to influence self-unloading is solved, operation procedures are reduced, operation efficiency is improved, the problem that the temperature of the asphalt mixture is reduced too fast due to transportation can be solved, and the paving quality of the road is improved.
In addition, the material on the upper portion in the compartment hopper is usually in a grain heap shape, and the upper end of the material is pushed to be flat through the scraper blade before discharging, so that the same material scraping amount of each stroke of the scraper blade is ensured, and the discharging is more uniform.

Claims (8)

1. The utility model provides a vertical flexible shovel device of unloading, characterized by: the device comprises two support profiles which are symmetrically and fixedly connected, wherein a containing cavity is formed in each support profile along the length direction, two chain wheels are symmetrically installed at two ends of each containing cavity, a chain is sleeved between the two chain wheels, a sliding groove is formed in the inner side of each containing cavity, a long hole is formed in a partition plate between the sliding groove and the containing cavity along the length direction, a double-shaft driver is arranged between one ends of the two support profiles, transmission shafts are coaxially and fixedly connected to two shafts of the double-shaft driver, and the two transmission shafts are respectively coaxially and fixedly connected with chain wheel shafts of the chain wheels in the support profiles at two sides;
install telescopic scraper mechanism between the other end of two support section bars, this mechanism includes the telescopic sleeve subassembly, vertical scraper blade, the telescopic sleeve subassembly includes a plurality of matching suit and forms the vice square sleeve of slip, wherein outermost foreign side shape sleeve upper end fixedly connected with end cover, vertical fixedly connected with pneumatic cylinder in the middle of the bottom surface of this end cover, terminal surface fixed connection under the upper end of vertical scraper blade and the innermost interior square sleeve, the telescopic link lower extreme of pneumatic cylinder and the upper end fixed connection of vertical scraper blade, a root circle of square sleeve lower part fixedly connected with cross axle, the both ends of this cross axle are all passed the slot hole and are entered into the chain in the middle of, the outer end of cross axle passes through connecting block and the chain fixed connection on upper portion, the outer tip coaxial cover of cross axle has the gyro wheel that is located the spout, the upper end of gyro wheel and the roof contact of spout, the bottom plate contact of lower extreme and spout.
2. A vertically telescoping shovel unloading device as claimed in claim 1, wherein: the telescopic sleeve assemblies are arranged side by side at equal intervals and are fixedly connected among the telescopic sleeve assemblies.
3. A vertically telescoping shovel unloading device as claimed in claim 2, wherein: the both sides of telescope tube subassembly all are equipped with the cross axle, and the both ends of two cross axles all are equipped with connecting block and gyro wheel.
4. A vertically telescoping shovel unloading device as claimed in claim 1, wherein: the supporting section bar on one side is provided with a drag chain, and the outer end of the drag chain is connected with a supporting pipe arranged on the telescopic sleeve component.
5. A vertically telescoping shovel unloading device as claimed in claim 1, wherein: the gyro wheel on the cover have the trapezoidal material shell of scraping that size and spout size match, the middle part of trapezoidal material shell of scraping is equipped with the round hole and fixes the suit on the cross axle of gyro wheel both sides through this round hole, the upper end and the lower extreme of trapezoidal material shell of scraping all are equipped with the opening, the lower extreme of trapezoidal material shell of scraping and the bottom plate contact of spout.
6. A dump truck comprising a bucket truck and the vertically telescoping shovel unloading device of claim 1, characterized in that: the compartment bucket carrier vehicle comprises a compartment bucket arranged on a vehicle frame, two supporting section bars of a vertical telescopic shovel type unloading device are symmetrically and fixedly connected to the upper ends of two side plates of the compartment bucket, the length of the supporting section bars is matched with that of the compartment bucket, a double-shaft driver is fixedly connected to the middle of the outer side of a front end plate of the compartment bucket through a support, a telescopic scraper mechanism is positioned at an upper port of the compartment bucket, the length direction of a scraper is consistent with the width direction of the compartment bucket, and the length of the scraper is matched with the width dimension of the compartment bucket; the tail door of the compartment bucket is an upward opening tail door.
7. The dump truck according to claim 6, wherein: the middle of the beam at the tail end of the compartment bucket is hinged with an electric push rod, and a telescopic rod of the electric push rod is hinged with the middle of the tail door.
8. The dump truck according to claim 6, wherein: the sliding groove opening of the supporting section bar is fixedly connected with an organ cover for sealing, a cutting seam is arranged in the middle of the organ cover along the length direction, and the transverse shaft is positioned in the cutting seam.
CN202210436143.1A 2022-04-25 2022-04-25 Vertical telescopic shovel type unloading device and dumper Active CN114634036B (en)

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CN114634036B true CN114634036B (en) 2023-04-07

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2186408A1 (en) * 1972-03-02 1974-01-11 Timadeuc Expl A Ric Abba
US4723817A (en) * 1986-07-07 1988-02-09 Wallan Kenneth R Controllable tailgate for dump truck
JPH0198527A (en) * 1987-10-09 1989-04-17 Kyokuto Kaihatsu Kogyo Co Ltd Unloading device in freight-train car
CN209938424U (en) * 2019-05-05 2020-01-14 陆新峰 Dregs car covering or awning on a car, boat, etc. cloth device that opens and shuts
CN211731173U (en) * 2020-03-13 2020-10-23 山东省公路桥梁建设有限公司 Auxiliary material cleaning device of asphalt mixture transport vehicle
CN212560402U (en) * 2020-06-29 2021-02-19 上海永丰热镀锌有限公司 Scraping device for slag bucket
CN113003251A (en) * 2021-04-16 2021-06-22 天府重工有限公司 Scraper device for unloading and application thereof
CN215625453U (en) * 2021-06-02 2022-01-25 河南牧原智能科技有限公司 Gate-type unloading device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2186408A1 (en) * 1972-03-02 1974-01-11 Timadeuc Expl A Ric Abba
US4723817A (en) * 1986-07-07 1988-02-09 Wallan Kenneth R Controllable tailgate for dump truck
JPH0198527A (en) * 1987-10-09 1989-04-17 Kyokuto Kaihatsu Kogyo Co Ltd Unloading device in freight-train car
CN209938424U (en) * 2019-05-05 2020-01-14 陆新峰 Dregs car covering or awning on a car, boat, etc. cloth device that opens and shuts
CN211731173U (en) * 2020-03-13 2020-10-23 山东省公路桥梁建设有限公司 Auxiliary material cleaning device of asphalt mixture transport vehicle
CN212560402U (en) * 2020-06-29 2021-02-19 上海永丰热镀锌有限公司 Scraping device for slag bucket
CN113003251A (en) * 2021-04-16 2021-06-22 天府重工有限公司 Scraper device for unloading and application thereof
CN215625453U (en) * 2021-06-02 2022-01-25 河南牧原智能科技有限公司 Gate-type unloading device

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