CN114655099B - Swinging progressive scraper unloading device and dump truck - Google Patents
Swinging progressive scraper unloading device and dump truck Download PDFInfo
- Publication number
- CN114655099B CN114655099B CN202210447598.3A CN202210447598A CN114655099B CN 114655099 B CN114655099 B CN 114655099B CN 202210447598 A CN202210447598 A CN 202210447598A CN 114655099 B CN114655099 B CN 114655099B
- Authority
- CN
- China
- Prior art keywords
- scraper
- supporting
- progressive
- car hopper
- swing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P1/00—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading
- B60P1/006—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading charge and discharge with pusher plates
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Road Paving Machines (AREA)
Abstract
A swing progressive scraper unloading device and a dump truck are disclosed, wherein the unloading device can drive a swing type raking mechanism between chains on two sides to reciprocate, in the backward movement process, a one-way bearing reversely locks a swing rod of a scraper to realize the raking function of the scraper, in the forward return process of the scraper, the one-way bearing rotates to enable the scraper to be unlocked and return along the return stroke above a material, then the lower end of the scraper is pressed into the material by driving the scraper to swing downwards by a certain angle through a double-shaft output speed reducing motor, and the scraper continues to move backwards to unload; the device can unload layer by layer from top to bottom through the swing amplitude of the scraper, and can adjust the unloading amount of each time according to the downward swing amplitude of the scraper, thereby realizing the free control of the unloading amount and the unloading speed; and the dump truck provided with the unloading device can pull the materials out of the tail door of the square hopper layer by layer from top to bottom, so that the unloading speed of the square hopper is matched with the laying speed of the paver, and the paver does not need to run in an overload mode any more.
Description
Technical Field
The invention relates to the technical field of granular materials or premixed materials, in particular to a swinging progressive scraper discharging device and a dumper.
Background
In the process of road construction, the paving of the asphalt pavement is to transport mixed asphalt materials from a mixing plant to a construction site through a plurality of dump trucks, then dump the asphalt materials into a paver, and the paver paves along a roadbed. However, after the hopper of the dump truck is inclined and lifted, the internal materials slide out from the tail gate downwards along the bottom plate of the hopper, the speed control difficulty of the material dumping is high, and the problem of uneven material loading of the paver often occurs, so that the paver usually adopts an overload material loading mode to avoid material idling of the paver, but the overload material loading can exceed the problem of the bearing limit of the hopper of the paver, and the service life of the paver is influenced. In addition, when the dump truck unloads, the truck hopper needs to be lifted to a certain height, the road surface is narrow in some old blocks, branches of trees on two sides of the road basically seal the upper space of the road surface, telegraph poles and cables in some areas occupy the upper space of the road, and the upper space in bridges or tunnels is insufficient, so that the truck hopper of the dump truck can be influenced to lift and unload under several conditions; the mode that now generally adopts is that the tipper transports through the dolly after arriving at the scene, and this not only can increase the construction process, still can cause the material temperature to descend too fast, produces the waste material easily or influences the volume of paving on road surface.
Disclosure of Invention
In order to solve the problems, the invention provides a swinging progressive scraper unloading device and a dumper.
The technical scheme of the invention is as follows: a swing progressive scraper discharging device comprises two supporting sectional materials which are symmetrically arranged, wherein a driving chain wheel is installed at the front end of a containing cavity in each supporting sectional material, a driven chain wheel is installed at the rear end of the containing cavity, a chain is sleeved between the driving chain wheel and the driven chain wheel, a sliding chute is arranged on the inner side of the containing cavity, a long sliding hole is formed in a partition plate between the sliding chute and the containing cavity along the length direction, a double-shaft hydraulic motor is arranged between the front ends of the two supporting sectional materials, two shafts of the double-shaft hydraulic motor are coaxially and fixedly connected with transmission shafts, and the two transmission shafts are respectively coaxially and fixedly connected with wheel shafts of the driving chain wheels in the supporting sectional materials on two sides;
a swinging type material raking mechanism is arranged between the rear ends of the two supporting sectional materials and comprises a supporting transverse rod, a double-shaft output speed reducing motor and a scraper plate, two ends of the supporting transverse rod respectively transversely penetrate through long sliding holes in the supporting sectional materials on two sides and extend into the accommodating cavity, the outer end of the supporting transverse rod is fixedly connected with an internal chain through a connecting block, the outer end part of the supporting transverse rod is rotatably connected with a roller positioned in the sliding groove, and the lower end of the roller is contacted with the bottom surface of the sliding groove; double-shaft output gear motor fixed connection is in the backup pad that sets up in the middle of supporting the horizontal pole, and the direction of the two output shafts of double-shaft output gear motor is unanimous with the direction that supports the horizontal pole, and the up end middle part symmetry of scraper blade is equipped with two swinging arms, the upper end of two swinging arms respectively with the both ends fixed connection of two output shafts.
Preferably, both ends of the output shaft are fixedly sleeved with one-way bearings, the upper end of the oscillating rod is fixedly connected with the one-way bearings, and the rotating direction of the one-way bearings is consistent with the downward oscillating direction of the oscillating rod.
Preferably, the number of the support cross rods is two, and the support plates are fixedly connected between the middle parts of the two support cross rods.
Preferably, the two rollers at the outer ends of the two supporting cross rods are sleeved with a trapezoidal scraping shell with the size matched with the size of the sliding chute, the bottom surface of the trapezoidal scraping shell is provided with a lower port, the rollers penetrate through the lower port and press the bottom surface of the sliding chute, the two end parts of the trapezoidal scraping shell are respectively provided with a shaft hole and two shaft holes which are respectively fixedly sleeved with the two supporting cross rods, and the lower port of the trapezoidal scraping shell is horizontally pressed on the bottom surface of the sliding chute.
Preferably, the side surface of the scraper is provided with reinforcing ribs which are staggered transversely and vertically.
Preferably, the car hopper of the compartment hopper transport vehicle is set as a square car hopper, two supporting sectional materials of the swing progressive scraper discharging device are symmetrically and fixedly connected to the upper end faces of two side plates of the square car hopper, the length of the supporting sectional materials is the same as that of the square car hopper, the double-shaft hydraulic motor is fixedly connected to the middle of the outer side of the front end plate of the car hopper through a support, the width of the scraper is matched with that of the square car hopper, the lower end of the scraper can be in contact with the bottom face of the square car hopper, and a tail gate is arranged at the position of the rear end plate of the square car hopper.
Preferably, a cross beam is arranged above the rear end of the square car hopper, the upper end of the tail door is hinged to the cross beam, an electric push rod is hinged to the middle of the cross beam, and the outer end of 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 provided with an organ cover for sealing the sliding groove, a gap is formed in the middle of the organ cover along the length direction, and the supporting cross rod penetrates through the gap and extends into the supporting section bar.
The beneficial technical effects of the invention are as follows:
the supporting profiles on two sides of the swinging progressive scraper unloading device are internally provided with a chain wheel and a chain, the chain wheels on two sides are driven to rotate by a double-shaft hydraulic motor at one end of the supporting profile to drive the chain to rotate, so that the swinging type scraping mechanism between the chains on two sides can be driven to reciprocate, in the backward movement process, a swinging rod of a scraper is locked reversely by a one-way bearing to realize the scraping function of the scraper, in the forward return stroke process of the scraper, the scraper is unlocked by the rotation of the one-way bearing and returns along the return stroke above the material, then the lower end of the scraper is pressed into the material by driving the scraper to swing downwards by a certain angle through a double-shaft output speed reducing motor, and the scraper continues to move backwards to unload; the device can unload layer by layer from top to bottom through the swing amplitude of the scraper blade, and can adjust the unloading amount of each time according to the downward swing amplitude of the scraper blade and adjust the unloading speed according to the moving speed of the supporting cross rod, thereby realizing the free control of the unloading amount and the unloading speed.
After a tail door of the square car hopper is opened, the asphalt mixture is pulled out from the tail door of the square car hopper layer by layer from top to bottom through the swinging progressive scraper discharging device, the discharging speed and the discharging amount of each time can be freely controlled, the discharging speed of the square car hopper is matched with the laying speed of the paver, and the paver does not need to run in an overload manner any more; the material is not required to be unloaded into the trolley by the dumper to be transported, the problem that the upper space of the 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 is improved.
In addition, the swinging progressive type discharging structure of the discharging device can reduce the installation height of the discharging device on the dump truck to the maximum extent, the discharging device can be basically flush with the upper end of the hopper of the dump truck, the normal covering of tarpaulin on the upper end of the hopper cannot be obstructed, and the problems of material leakage and excessive temperature loss can be avoided in the driving process of the dump truck.
Drawings
FIG. 1 is a schematic perspective view of an oscillating progressive screed discharge device;
FIG. 2 is a schematic view of the bottom structure of the oscillating progressive screed tripper device;
FIG. 3 isbase:Sub>A sectional view taken along line A-A of FIG. 2;
FIG. 4 is an enlarged view of a portion of FIG. 3;
FIG. 5 is a schematic perspective view of the oscillating progressive scraper discharge apparatus after removal of the support section;
FIG. 6 is an enlarged partial view of FIG. 5;
FIG. 7 is a schematic perspective view of the oscillating progressive scraper discharge apparatus after removal of the support section and the trapezoidal scraper shell;
FIG. 8 is an enlarged partial view of FIG. 7;
FIG. 9 is a schematic perspective view of the inner blade of the dump truck swinging downward to near the bottom plate of the hopper;
FIG. 10 is a top view of FIG. 9;
FIG. 11 is a sectional view taken along line B-B of FIG. 10;
FIG. 12 is a schematic perspective view of the dump truck with the inner scraper lifted to the upper port of the hopper;
fig. 13 is a schematic view of the tail end structure of the dump truck.
In the figure, 01, a swinging progressive scraper discharging device, 11, a supporting section bar, 111, a sliding chute, 112, a partition plate, 1121, a long sliding hole, 12, a driving chain wheel, 13, a driven chain wheel, 131, a chain, 14, a double-shaft hydraulic motor, 141, a transmission shaft, 142, a bracket, 15, a swinging type raking mechanism, 151, a supporting cross bar, 1511, a connecting block, 1512, a roller, 152, a one-way bearing, 153, a double-shaft output speed reducing motor, 1531, an output shaft, 154, a scraper, 1541, a swinging rod, 1542, a reinforcing rib, 16, a trapezoidal scraper shell, 161, a lower port, 02, a compartment hopper transport vehicle, 21, a square vehicle hopper, 211, a tail gate, 212, a cross beam, 213, an electric push rod, 22, an organ cover, 221, a gap and 31, a supporting plate.
Detailed Description
In the first embodiment, referring to the attached drawings 1-8 in the specification, a swinging progressive scraper discharging device can be used for discharging granular materials or premixed materials, and comprises two symmetrically arranged supporting profiles, wherein a driving sprocket is installed at the front end of a containing cavity in each supporting profile, a driven sprocket is installed at the rear end of the containing cavity, a chain is sleeved between the driving sprocket and the driven sprocket, an outer side plate of each supporting profile is of a detachable structure, so that the installation and maintenance of each internal part are facilitated, a sliding chute is arranged on the inner side of the containing cavity, a long sliding hole is formed in a partition plate between the sliding chute and the containing cavity along the length direction and extends to two ends of each supporting profile, a double-shaft hydraulic motor is arranged between the front ends of the two supporting profiles, transmission shafts are coaxially and fixedly connected to two shafts of the double-shaft hydraulic motor, the two transmission shafts are respectively and coaxially and fixedly connected to wheel shafts of the driving sprockets in the supporting profiles at two sides, and the chains in the supporting profiles are driven to rotate by the hydraulic motor;
the rear ends of the two supporting sectional materials are provided with a swing type material raking mechanism, the swing type material raking mechanism comprises a supporting transverse rod, a double-shaft output speed reducing motor and a scraper plate, two ends of the supporting transverse rod respectively transversely penetrate through long sliding holes in the supporting sectional materials on two sides and extend into the accommodating cavity, the outer end of the supporting transverse rod is fixedly connected with an internal chain through a connecting block, the supporting transverse rod is pulled to slide along the long sliding holes by the rotation of the chain, the outer end part of the supporting transverse rod is rotatably connected with a roller positioned in the sliding groove, the lower end of the roller is in contact with the bottom surface of the sliding groove, the roller provides rolling support for the supporting transverse rod, the friction force applied to the transverse shaft in the back-and-forth movement process is reduced, the operation resistance is smaller, and the bearing capacity of the supporting transverse rod can be improved; double-shaft output gear motor fixed connection is in the backup pad that sets up in the middle of supporting the horizontal pole, double-shaft output gear motor's speed reducer is established to the turbine worm speed reducer, the direction of two output shafts of double-shaft output gear motor is unanimous with the direction of supporting the horizontal pole, the up end middle part symmetry of scraper blade is equipped with two swinging arms, the upper end of two swinging arms respectively with the both ends fixed connection of two output shafts, double-shaft output gear motor's speed reducer is established to the turbine worm speed reducer, location behind the scraper blade swing angle of adjustment can be realized to the self-locking function of turbine worm speed reducer, the problem that the transmission shaft rotated when outwards taking off the material and lead to the scraper blade angle to change appears can not appear, guarantee the degree of consistency of unloading.
The both ends of output shaft are all fixed cover and are equipped with one-way bearing, the upper end and the one-way bearing fixed connection of swinging arms to the direction of rotation of this one-way bearing is unanimous with the swinging arms direction of downswing, sets up the locking of one-way bearing to the swinging arms when being used for the scraper blade to take off the material and dies, and scraper blade return stroke in-process free rotation avoids blockking of material, need not adjust the scraper blade through the drive of biax output speed reducer relapse, and the structure is ingenious, unload efficient and the energy consumption is low.
The support horizontal pole establish to two side by side, backup pad fixed connection is between the middle part of two support horizontal poles, the structure of two support horizontal poles is more firm, better to the support effect of motor and speed reducer.
The two rollers at the outer ends of the two supporting cross rods are sleeved with trapezoidal scraping shells matched with the size of the sliding groove, the bottom surfaces of the trapezoidal scraping shells are provided with lower ports, the rollers penetrate through the lower ports to press the bottom surfaces of the sliding grooves, both ends of each trapezoidal scraping shell are provided with shaft holes, two shaft holes are respectively fixedly sleeved with the two supporting cross rods, the lower ports of the trapezoidal scraping shells are horizontally pressed on the bottom surfaces of the sliding grooves, the rollers roll back and forth in the sliding grooves, the lower ends of the outer trapezoidal scraping shells continuously scrape the bottom plates of the sliding grooves, materials entering the sliding grooves are scraped, and the situation that the rollers are not smooth in operation or are blocked in the sliding grooves due to the fact that the materials are bonded on the rollers is avoided.
The side of scraper blade is equipped with horizontal and vertical crisscross strengthening rib, and the strengthening rib is used for improving the structural strength of scraper blade, and the deformation can not appear in the scraper material in-process.
The swinging progressive scraper discharging device has the use process and principle that:
when the device is used for discharging, the double-shaft hydraulic motor at one end of the supporting section bar simultaneously drives the chain wheels at two sides to rotate so as to drive the chains to rotate, so that the swing type material scraping mechanism between the chains at two sides can be driven to reciprocate, in the backward movement process, the swing rod of the scraper is locked by the one-way bearing in a reverse direction, the material scraping function of the scraper is realized, in the forward return stroke process of the scraper, the one-way bearing rotates to unlock the scraper and return along the return stroke above the material, then the scraper is driven by the double-shaft output speed reducing motor to swing downwards by a certain angle so as to press the lower end of the scraper into the material, and the scraper continues to move backwards to discharge; the device can unload layer by layer from top to bottom through the swing amplitude of the scraper blade, and can adjust the unloading amount of each time according to the downward swing amplitude of the scraper blade and adjust the unloading speed according to the moving speed of the supporting cross rod, thereby realizing the free control of the unloading amount and the unloading speed.
In the second embodiment, referring to the attached drawings 1-13 in the specification, a dump truck comprises a box-hopper transport vehicle and the swinging progressive scraper discharging device in the first embodiment, wherein a hopper of the box-hopper transport vehicle is set as a square hopper, two supporting section bars of the swinging progressive scraper discharging device are symmetrically and fixedly connected to the upper end faces of two side plates of the square hopper, the length of the supporting section bars is the same as that of the square hopper, a double-shaft hydraulic motor is fixedly connected to the middle of the outer side of a front end plate of the hopper through a support, the width of a scraper is matched with that of the square hopper, the lower end of the scraper can be in contact with the bottom face of the square hopper, and a tail gate is arranged at the rear end plate of the square hopper.
The square car hopper is characterized in that a cross beam is arranged above the rear end of the square car hopper, the upper end of the tail door is hinged to the cross beam, an electric push rod is hinged to the middle of the cross beam, the outer end of a telescopic rod of the electric push rod is hinged to the middle of the tail door, and the tail door is automatically opened upwards or closed downwards through the electric push rod.
The supporting section bar is characterized in that an organ cover is arranged at a chute opening of the supporting section bar to seal the chute, a gap is formed in the middle of the organ cover along the length direction, the supporting cross rod penetrates through the gap and extends into the supporting section bar, and the organ cover is used for sealing the chute opening of the supporting section bar, so that the situation that materials enter the supporting section bar to influence the rolling of the idler wheels and the normal operation of the chain and the idler wheels is avoided.
The unloading process and principle of the dumper are as follows:
when the dump truck unloads, the tail gate is opened upwards through the electric push rod, then the asphalt mixture is pulled out from the tail gate of the square car hopper layer by layer from top to bottom through the swinging progressive scraper unloading device and enters the paver, the operation principle of the unloading device can refer to the first embodiment, the unloading device can freely control the unloading amount and the unloading speed of each time, the unloading speed of the square car hopper is matched with the paving speed of the paver, and the paver does not need to run in an overload mode any more; the materials do not need to be unloaded into the trolley through the dump truck for transferring, the problem that the upper space of the paved road surface 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 transferring can be solved, and the paving quality of the road surface is improved.
In addition, the material on the upper part in the square car hopper is usually in a grain heap shape, and the upper end of the material is firstly pushed to be flat by the scraper before discharging, so that the same scraping amount of each stroke of the scraper is ensured, and the discharging is more uniform.
Claims (8)
1. The utility model provides a swing progressive scraper blade discharge apparatus which characterized by: the device comprises two support profiles which are symmetrically arranged, wherein a driving chain wheel is installed at the front end of a containing cavity in each support profile, a driven chain wheel is installed at the rear end of the containing cavity, a chain is sleeved between the driving chain wheel and the driven chain wheel, a sliding chute is arranged on the inner side of the containing cavity, a long sliding hole is formed in a partition plate between the sliding chute and the containing cavity along the length direction, a double-shaft hydraulic motor is arranged between the front ends of the two support profiles, two shafts of the double-shaft hydraulic motor are coaxially and fixedly connected with transmission shafts, and the two transmission shafts are respectively and coaxially and fixedly connected with wheel shafts of the driving chain wheels in the support profiles on the two sides;
a swinging type material raking mechanism is arranged between the rear ends of the two supporting sectional materials and comprises a supporting transverse rod, a double-shaft output speed reducing motor and a scraper plate, two ends of the supporting transverse rod respectively transversely penetrate through long sliding holes in the supporting sectional materials on two sides and extend into the accommodating cavity, the outer end of the supporting transverse rod is fixedly connected with an internal chain through a connecting block, the outer end part of the supporting transverse rod is rotatably connected with a roller positioned in the sliding groove, and the lower end of the roller is in contact with the bottom surface of the sliding groove; double-shaft output gear motor fixed connection is in the backup pad that sets up in the middle of supporting the horizontal pole, and the direction of the two output shafts of double-shaft output gear motor is unanimous with the direction that supports the horizontal pole, and the up end middle part symmetry of scraper blade is equipped with two swinging arms, the upper end of two swinging arms respectively with the both ends fixed connection of two output shafts.
2. The oscillating progressive scraper discharge apparatus of claim 1, wherein: the two ends of the output shaft are fixedly sleeved with one-way bearings, the upper end of the oscillating rod is fixedly connected with the one-way bearings, and the rotating direction of the one-way bearings is consistent with the downward oscillating direction of the oscillating rod.
3. The oscillating progressive scraper discharge apparatus of claim 1, wherein: the support cross rods are arranged in two side by side, and the support plate is fixedly connected between the middle parts of the two support cross rods.
4. The oscillating progressive scraper discharge apparatus of claim 3, wherein: the two idler wheels at the outer ends of the two supporting cross rods are sleeved with trapezoidal scraping shells matched with the size of the sliding chute, the bottom surfaces of the trapezoidal scraping shells are provided with lower ports, the idler wheels penetrate through the lower ports to press the bottom surfaces of the sliding chutes, both ends of each trapezoidal scraping shell are provided with shaft holes, two shaft holes are respectively fixedly sleeved with the two supporting cross rods, and the lower ports of the trapezoidal scraping shells are horizontally pressed on the bottom surfaces of the sliding chutes.
5. The oscillating progressive scraper discharge apparatus of claim 1, wherein: and the side surface of the scraper is provided with transverse and vertical staggered reinforcing ribs.
6. A dump truck comprising a bucket truck and the swing progressive scraper discharge apparatus of claim 1, characterized in that: the car hopper of railway carriage or compartment hopper transport vechicle is established to square car hopper, and swing two support section bar symmetries fixed connection of scraper blade discharge apparatus that advance step by step are in the up end of square car hopper both sides board, and the length of support section bar is the same with the length of square car hopper, and biax hydraulic motor passes through support fixed connection in the middle of the front end plate outside of car hopper, and the width of scraper blade matches with the width of square car hopper to the lower extreme of scraper blade can contact with the bottom surface of square car hopper, and the rear end plate department of square car hopper is equipped with the tail-gate.
7. The dump truck according to claim 6, wherein: the square car hopper is characterized in that a cross beam is arranged above the rear end of the square car hopper, the upper end of the tail door is hinged to the cross beam, an electric push rod is hinged to the middle of the cross beam, and the outer end of a telescopic rod of the electric push rod is hinged to 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 provided with an organ cover for sealing the sliding groove, a gap is formed in the middle of the organ cover along the length direction, and the supporting cross rod penetrates through the gap and extends into the supporting section bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210447598.3A CN114655099B (en) | 2022-04-25 | 2022-04-25 | Swinging progressive scraper unloading device and dump truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210447598.3A CN114655099B (en) | 2022-04-25 | 2022-04-25 | Swinging progressive scraper unloading device and dump truck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114655099A CN114655099A (en) | 2022-06-24 |
| CN114655099B true CN114655099B (en) | 2023-02-07 |
Family
ID=82037369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210447598.3A Active CN114655099B (en) | 2022-04-25 | 2022-04-25 | Swinging progressive scraper unloading device and dump truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114655099B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115162104B (en) * | 2022-08-09 | 2024-03-22 | 新疆生产建设兵团建筑工程科学技术研究院有限责任公司 | Be used for road anti-icing agent to add device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1208736A1 (en) * | 2000-11-23 | 2002-05-29 | CLAAS Selbstfahrende Erntemaschinen GmbH | Device for emptying a loading space |
| EP1505012A2 (en) * | 2003-08-07 | 2005-02-09 | Kirk A. Simrin | Cleanout cover system for unloading particulate material from reciprocating floor assemblies |
| CN1903608A (en) * | 2006-08-03 | 2007-01-31 | 燕山大学 | Scraper type autounlouding device of heavy lengthened trailer |
| CN203402031U (en) * | 2013-08-02 | 2014-01-22 | 深圳市国炬天然气汽车技术有限公司 | Horizontal push plate type dumper |
| CN206856544U (en) * | 2017-06-07 | 2018-01-09 | 浙江嘉天环境建设有限公司 | A kind of dregs dumper |
| CN207173409U (en) * | 2017-08-14 | 2018-04-03 | 浙江腾川市政园林有限公司 | A kind of dumper |
| CN111347954A (en) * | 2020-01-18 | 2020-06-30 | 谢星 | Self-unloading mechanism of van truck for logistics transportation |
| CN112092709A (en) * | 2020-05-29 | 2020-12-18 | 山东聚鑫专用车制造有限公司 | Mining dump truck hopper |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2886417C (en) * | 2013-09-18 | 2015-09-01 | Titan Trailers Inc. | Trailer sidewall construction |
-
2022
- 2022-04-25 CN CN202210447598.3A patent/CN114655099B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1208736A1 (en) * | 2000-11-23 | 2002-05-29 | CLAAS Selbstfahrende Erntemaschinen GmbH | Device for emptying a loading space |
| EP1505012A2 (en) * | 2003-08-07 | 2005-02-09 | Kirk A. Simrin | Cleanout cover system for unloading particulate material from reciprocating floor assemblies |
| CN1903608A (en) * | 2006-08-03 | 2007-01-31 | 燕山大学 | Scraper type autounlouding device of heavy lengthened trailer |
| CN203402031U (en) * | 2013-08-02 | 2014-01-22 | 深圳市国炬天然气汽车技术有限公司 | Horizontal push plate type dumper |
| CN206856544U (en) * | 2017-06-07 | 2018-01-09 | 浙江嘉天环境建设有限公司 | A kind of dregs dumper |
| CN207173409U (en) * | 2017-08-14 | 2018-04-03 | 浙江腾川市政园林有限公司 | A kind of dumper |
| CN111347954A (en) * | 2020-01-18 | 2020-06-30 | 谢星 | Self-unloading mechanism of van truck for logistics transportation |
| CN112092709A (en) * | 2020-05-29 | 2020-12-18 | 山东聚鑫专用车制造有限公司 | Mining dump truck hopper |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114655099A (en) | 2022-06-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1328429C (en) | Method and apparatus for making an asphalt-aggregate pavement | |
| EP0306152B1 (en) | Methods and apparatus for making an asphalt aggregate pavement | |
| US5470175A (en) | Apparatus and methods for efficient and precise placement of discrete quantities of materials adjacent to the apparatus | |
| CN114655099B (en) | Swinging progressive scraper unloading device and dump truck | |
| CN107444934A (en) | A kind of vehicle-mounted bulk goods self-discharging system | |
| CN209794199U (en) | Articulated automatic feeding concrete forced mixer truck | |
| CN110863397A (en) | Transfer-free direct pouring construction method for urban rail transit road bed concrete | |
| CN220975866U (en) | Underground horizontal movable belt stock bin | |
| CN117536648A (en) | Tunnel lining automatic layering window-by-window pouring trolley and pouring method | |
| CN113602368A (en) | Sectional type automatic unloading boxcar | |
| CN214737167U (en) | Stone conveying device for synchronous chip sealer | |
| US3107592A (en) | Machine for spreading concrete and other road materials | |
| EP2672805B1 (en) | Device for loading agricultural goods to be transported | |
| CN214359133U (en) | Mining trackless rubber-tyred mine car unloading device | |
| CN114634036B (en) | Vertical telescopic shovel type unloading device and dumper | |
| CN213502628U (en) | Breast board semitrailer of quick unloading | |
| CN212294245U (en) | Material scattering assembly capable of achieving quick feeding | |
| CN219296669U (en) | Vehicle-mounted side unloader | |
| CN207107958U (en) | A kind of vehicle-mounted bulk goods self-discharging system | |
| CN113602175B (en) | Wagon compartment with automatic discharging function | |
| CN115285722A (en) | Vehicle-mounted side unloader | |
| US2086687A (en) | Mucking machine | |
| CN218880509U (en) | Road shoulder grading gravel spreading vehicle | |
| CN216638242U (en) | Bridge engineering grit conveyer | |
| CN219238021U (en) | Self-unloading container with frame turned on one's side in |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |