CN101585201B - Unloading system and radiation processing system having same - Google Patents

Unloading system and radiation processing system having same Download PDF

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Publication number
CN101585201B
CN101585201B CN 200810112352 CN200810112352A CN101585201B CN 101585201 B CN101585201 B CN 101585201B CN 200810112352 CN200810112352 CN 200810112352 CN 200810112352 A CN200810112352 A CN 200810112352A CN 101585201 B CN101585201 B CN 101585201B
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Prior art keywords
unloading
fork truck
article
track
log
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CN101585201A (en
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刘不腐
张化一
唐传祥
覃怀莉
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Tsinghua University
Nuctech Co Ltd
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Tsinghua University
Nuctech Co Ltd
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Abstract

The invention discloses an unloading system, which is used for unloading goods on a conveying device and comprises at least one unloading device and a stopping part, wherein the at least one unloadingdevice is used for unloading the goods, can move fore and after and has a unloading part which can lift and incline; the stopping part and the unloading device are arranged on two sides of the convey ing device, and the stopping part is used for preventing the unloaded goods from moving toward the conveying device; and the unloading device is higher than the stopping part. In addition, the invention also provides a radiation quarantine processing system having the unloading system. The unloading device of the device can quickly unload goods, particularly logs, thereby improving the operation efficiency of the whole radiation system.

Description

Uninstalling system and comprise the radiation treatment system of uninstalling system
Technical field
The present invention relates to a kind of uninstalling system and the radiation treatment system that comprises described uninstalling system.Particularly, the radiation treatment system that the present invention relates to be used for the uninstalling system of the cylindrical articles such as log and be used for the cylindrical articles such as log is carried out the radiation quarantine, this radiation treatment system comprises described uninstalling system, is used for the vehicular log is carried out the integral body unloading.
Background technology
Since autoradiolysis physics was born, gamma-rays, X ray and electron beam irradiation be used to material is carried out modification, sterilization and fresh-keeping.In log processing and transportation, radiation is used to gradually that also log is carried out deinsectization and handles.Because it is more thorough to utilize x ray irradiation x to carry out desinsection, former material performance is not damaged basically, basically can residual harmful substance in the article after the processing yet, and be particularly suitable for the characteristics of mass disposal, so the radiation desinsection becomes the optimal way that the crude wood quarantine that enters the territory is handled gradually.
In the prior art, utilize ray that material is carried out modification, sterilization and the fresh-keeping extensive studies of having carried out.For example, Chinese patent application CN1883317A has proposed the method for a kind of low temperature, high dose radiation sterilization at the sterilization demand of SPF animal feed; Chinese patent application CN1919046A discloses a kind of radiation sterilization method at malignant bacteria in the freshly cooked boiled dumpling; Chinese patent application CN86103457A discloses a kind of radiation sterilization techniques that is used for medical apparatus sterilizing.In addition, U.S. Patent application US20070176116A1 has announced a kind of self-shileding radiation sterilization device that utilizes electronic beam current to sterilize; U.S. Patent application US20070261986A1 also discloses a kind of method of utilizing ray to sterilize, is used for medical material is sterilized.
Handle and carry out the radiation quarantine at the log that enters the territory by water transport, its problem that runs into is when how both can kill wherein insect with the propagation of pre-preventing disease and pest, environment not to be produced again and pollute.In addition, for sterilization technology of the prior art, the needed dose of radiation of radiation desinsection is more much lower than the needed dose of radiation of sterilization.But because the log that log special-purpose loading car loads, the material thickness of equivalence is thicker, and this has determined that the radiation ray type that adopts can only be an X ray.
But, in log radiation treatment system (for example patent application 200710065382.6), owing to there are many special flat cars on circular orbit, to advance, thereby in order to improve system's insecticide efficiency, need in time to have carried out the log of desinsection on the unloading flatcar, thereby improve the operating efficiency of whole system.
Summary of the invention
At the above-mentioned problems in the prior art, the invention provides a kind of uninstalling system of fast discharging article, the uninstalling system of the processed cylindrical articles of being carried on the fast discharging conveying device such as log particularly, thus the unloading of article can be finished fast.
The present invention also provides a kind of radiation treatment system, and this system can carry out the radiation desinsection to the cylindrical articles such as log and handle in described radiation treatment system, finish the unloading of processed article simultaneously fast, improves the operational efficiency of whole system.
According to an aspect of the present invention, provide a kind of uninstalling system, be used for the article on the unloading conveying device, described uninstalling system comprises: at least one discharge mechanism, be used to unload described article, described discharge mechanism can seesaw, and has liftable and tiltable unloading portion; Block piece, described block piece and discharge mechanism are arranged on the both sides of described conveying device, are used to prevent that unloaded article from moving towards conveying device; And the liftable height of described discharge mechanism is higher than the height of described block piece.
According to an aspect of the present invention, described discharge mechanism also has the track that is provided with the conveying device approximate vertical, and move described discharge mechanism front and back on described track.
According to an aspect of the present invention, described at least one discharge mechanism comprises and is positioned at two unloading fork trucks that be arranged in parallel on the described track, and described unloading portion is the fork of described fork truck.
According to an aspect of the present invention, described track is fixedly secured to ground.
According to an aspect of the present invention, the bottom of described unloading fork truck is provided with: upper roller, described upper roller rolls along the upper surface of described track.
According to an aspect of the present invention, the bottom of described unloading fork truck also is provided with: bottom roller, and described bottom roller is arranged on the bottom of described track, and when described unloading fork truck unloaded described article, described bottom roller was used for the weight of the described article of balance.
According to an aspect of the present invention, the bottom of described unloading fork truck also is provided with: the bottom counter weight device, described bottom counter weight device is arranged on the bottom of described track, when described unloading fork truck unloaded described article, described bottom counter weight device was used for fixing the track that unloads fork truck and the weight of the described article of balance.
According to an aspect of the present invention, the bottom of described unloading fork truck further is provided with side wheel, and described side wheel is arranged on a side of the both sides of described two tracks track wherein at least, is used to guide described unloading fork truck.
According to an aspect of the present invention, described unloaded article are logs.
According to an aspect of the present invention, the fork of described unloading fork truck is driven and is moved up and down by the fork truck crane.
According to an aspect of the present invention, described fork is by being arranged on fork tip-up device on the described unloading fork truck car body and driving and tilting towards described block piece.
According to an aspect of the present invention, described conveying device has the article stop part along the both sides of throughput direction, is used to prevent that article from coming off.
According to uninstalling system of the present invention, for example the length of log etc. is long and article that have a cylinder form can unload rapidly after processed, thereby improve the operating efficiency of radiation treatment system, and simplified required other devices or the means of whole process of unloading.Simultaneously, described uninstalling system has also been brought into play the usefulness of log radiation treatment system more fully the working time that has shortened the unloading flow process.
Description of drawings
The present invention further describes with reference to the accompanying drawings, wherein:
Fig. 1 is the schematic diagram according to log radiation quarantine treatment system of the present invention;
Fig. 2 is the vertical view according to log handling system of the present invention;
Fig. 3 is the side view when being in initial holding fix according to the fork truck in the log handling system of the present invention;
Fig. 4 is the side view when being in the log unloading position according to the fork truck in the log handling system of the present invention;
Fig. 5 is the zoomed-in view shown in part A among Fig. 4; And
Fig. 6 is according to the fork truck wheel track cutaway view in the uninstalling system of the present invention.
The specific embodiment
In conjunction with the accompanying drawings and with reference to the preferred embodiments of the present invention, those skilled in the art can understand the application's further open, purpose, advantage and other aspects better, and these given drawings and Examples just for illustrative purposes.In following embodiment of the present invention, similar parts are with similar reference marker.
Engaging accompanying drawing 1 below illustrates according to log radiation treatment of the present invention system 100.In according to one embodiment of present invention, this log radiation treatment system 100 comprises: annular delivery track 12; The conveying device 13 of on described annular delivery track 12, advancing; Radiating system 14 is used for the article (for example log) that are transferred on described conveying device 13 are carried out radiation treatment; And uninstalling system 11, be used to unload by described radiating system 14 and carry out article after the radiation.In an embodiment according to the present invention, described conveying device 13 is that log carries flatcar, and those of ordinary skill is obviously understood, can be according to the article of being carried, and select different meanss of delivery, and boxcar or load flat board etc. for example.
The following describes operating process according to log radiation treatment of the present invention system 100.In log radiation treatment system 100, log carries flatcar 13 to run to the log loading district on circular orbit 15, then needs is carried out the log loading that desinsection etc. handles and carries on the flatcar 13 to described log.The log of fully loaded log carries flatcar 13 along operation on the circular orbit 15, carries out radiation treatment by radiating system 14.The special flat car of the fully loaded log after desinsection is handled, the place of unloading at arrival log uninstalling system 11 places unloads.In the prior art field, owing to adopt common fork truck to unload, efficient is lower usually, if and log comes off, must clear up track again, will cause whole log radiation treatment system 100 to be in wait state, this will greatly reduce the operational efficiency and the running cost of whole system.
In normal circumstances, for the article of for example log, particularly the log that enters the territory by water transport need carry out desinsection to this log and handle.Because the article of handling such as log are more, so need a kind of handling system or device, it can carry out fast discharging to the log of handling through desinsection.
Describe in detail according to uninstalling system 11 of the present invention below in conjunction with Fig. 2-4, described uninstalling system 11 is used for the log of handling through desinsection is carried out fast discharging.Wherein Fig. 2 is the vertical view according to log handling system of the present invention.Fig. 3 is the side view when being in initial holding fix according to a fork truck 2 in the log handling system of the present invention.Fig. 4 is the side view when being in the log unloading position according to the fork truck 2 in the log handling system of the present invention.
In Fig. 2, described uninstalling system 11 is used to unload log and carries the log to be unloaded that is loaded on the flatcar 13.Those of ordinary skill is appreciated that this uninstalling system 11 obviously also can be used for unloading any transmission system and need for example heavier elongated cylindrical object that unloads.Described uninstalling system 11 comprises: at least one discharge mechanism 2, be used to unload log and so on for example cylindrical articles, described discharge mechanism 2 can motion before and after on the direction of carrying flatcar 13 to move perpendicular to described log, and has liftable and tiltable unloading portion 5; Block piece 7, described block piece 7 and discharge mechanism 2 are arranged on the both sides of described conveying device 13, be used to prevent that the article of unloaded for example log and so on from moving towards conveying device 13, the liftable height of wherein said discharge mechanism 13 is higher than the height of described block piece 7, thereby when described unloading portion 5 unloading logs, can successfully log be poured into a side of described block piece 7.
In an embodiment of the present invention, described discharge mechanism 2 is to be one, two even more fork trucks.Log in log radiation treatment system 100 is carried on the flatcar 13, holds two heap logs usually, because log is long and two such fork trucks form one group, thereby when the log of delivery log carries flatcar 13 to stop, can improving the efficient of log loading and unloading.Fork truck 2 can seesaw with respect to circular orbit 15, and this fork truck liftable and can unload log automatically.And the liftable height of described fork truck 2 will be higher than the maximum height that log is carried the block piece of flatcar 13 both sides, thereby described fork truck can be carried log log on the flatcar 13 to take out and topple over smoothly log.Described unloading portion 5 is the fork of described fork truck.Described fork truck 2 is arranged on the track 1, described track 1 is fixedly secured to ground, thereby when described fork truck tilts heavier article, for example log, described fork truck can promptly move around on described track, thereby the operational efficiency of whole system has been improved in the location when being more convenient for the unloading of described fork truck.Described fork 5 is carried out lifting by fork truck crane set on the fork truck 24.In addition, described fork truck 2 is provided with and is used to make the fork 5 of fork truck to dig oil cylinder 3 to the fork truck that block piece 7 directions tilt, as shown in Figure 4, and so that the log on the fork is laid down.
In the relative side of fork truck 2, be provided with one group of a plurality of columns or wall as block piece 7 is housed.This block piece 7 can prevent that unloaded log from rolling towards circular orbit 15, thereby causes the shutdown of whole system.Need to prove that the side at column leaves enough big space, be used to hold unloading log to be transported.The liftable height of described fork truck crane 4 will be higher than the height of described block piece 7.When all logs above the fork 5 of fork truck exceeded the height of block piece 7 of track opposite side, fork truck 2 utilized fork truck to dig oil cylinder 3 fork 5 of fork truck is tilted to block piece 7 directions, and as shown in Figure 4, log is unloaded the opposite side to block piece 7.
Be used for stablizing and safeguard construction below in conjunction with accompanying drawing 5-6 explanation according to discharge mechanism 2 of the present invention.Wherein, Fig. 5 is the zoomed-in view shown in part A among Fig. 4, and Fig. 6 is according to the fork truck wheel track cutaway view in the uninstalling system 11 of the present invention.
For the stable and safety of discharge mechanism 11 in the process of unloading that guarantees log, the bottom of described unloading fork truck 2 is provided with: upper roller 8, described upper roller 8 rolls along the upper surface of described track 1, and is positioned at the bottom of the main body of fork truck 2.Need to prove that upper roller 8 need bear the deadweight of fork truck 2 and the maximum weight of the log that unloads.Simultaneously, described unloading fork truck also is provided with counter weight device 10 in a side opposite with fork 5, and when the described log of described unloading fork truck 2 unloadings, described bottom counter weight device is used for the weight of the described article of balance.In a kind of exemplary embodiment, described counter weight device is arranged on the bottom of described track 1.In an embodiment according to the present invention, described bottom counter weight device is a bottom roller 10.When log was unloaded, the center of gravity of fork truck 2 moved forward, and designed bottom roller 10 can be offset tilting moment, thereby guaranteed the security of described discharge mechanism 2.As shown in Figure 5 and Figure 6, the main effect of bottom roller 10 is that balance is unloaded the tilting moment that produces during the log.Upper and lower roller is provided with in four corners of the lower surface of described discharge mechanism 2.
The bottom of described unloading fork truck 2 further is provided with side wheel 9, and described side wheel 9 is arranged on a side of track both sides in the described track at least, is used to guide described unloading fork truck.As shown in Figure 6, move along the guide rail direction in order to guarantee fork truck 2, in the both sides of a track of the special-purpose fork truck track 1 of log, side wheel 9 is born oriented tasks.It should be noted that the either side that the position can be positioned at close track 1 both sides, described fork truck bottom that is provided with of side wheel 9, as long as can guide described unloading fork truck 2, as shown in Figure 6.Simultaneously, in the cutaway view shown in Fig. 6, upper roller 8 rolls on the upper surface of described track 1, and bottom roller 9 is arranged on the inboard of described track 1.One side setting of side wheel 10 is adjacent with track 1, and the structure of the cross section tabling of formation and track 1.
The course of work below in conjunction with Fig. 2-4 explanation uninstalling system 11 of the present invention.
After the log of the fully loaded log behind the desinsection carries flatcar 13 to arrive, fork truck 2 carries flatcar 13 to move along the special-purpose fork truck track 1 of log to the log of fully loaded log, then, the fork of described fork truck 2 insert log carry log on the flatcar 13 below, its position is shown in the fork truck in left side among Fig. 2.Need to prove,, can carry flatcar 13 to be provided with special groove by log herein, thereby reduce the wearing and tearing between fork and the log conveying flatcar 13 for the fork turnover.
Fork 5 on the fork truck 2 upwards rises under the drive of fork truck crane 4.When all logs above the fork 5 of fork truck exceeded the height of block piece 7 of track opposite side, fork truck 2 utilized fork truck to dig oil cylinder 3 fork 5 of fork truck 2 is tilted to block piece 7 directions, and as shown in Figure 4, log is unloaded the opposite side to block piece 7.Afterwards, fork truck 2 is return original original position, position shown in right side fork truck 2 among Fig. 2.After treating that log carries log on the flatcar 13 all to unload, described fork truck 2 is retracted initial position fast along described track 1.And wait for the task that next time unloads, simultaneously described log carries flatcar 13 to sail out of described uninstalling system.
Thus, uninstalling system 11 can prevent that the article that are removed from retracting conveying arrangement according to an embodiment of the invention, thereby unloads log easily and quickly.Simultaneously, because discharge mechanism 2 of the present invention is fixed on the track 1, thereby stablized the operation of discharge mechanism 2, and in uninstall process, upper roller, bottom roller and side wheel make whole discharge mechanism 2 focuses of work obtain balance, thereby make described uninstalling system 11 can stablize, work safely.In addition, in order further to improve unloading efficient, can increase the quantity of discharge mechanism 2.
, need to prove that although the discharge mechanism in the uninstalling system in the invention described above 11 has adopted fork truck as a kind of embodiment, those of ordinary skill is obviously understood herein, this discharge mechanism 2 is not limited to the fork truck among the present invention.For example, the discharge mechanism in this uninstalling system can be crane, custom-designed log unloading machine etc.
The description of this invention only is exemplary in essence, and the variation that does not depart from main idea of the present invention thus is also in protection scope of the present invention.These variations are not considered to depart from spirit of the present invention and protection domain.

Claims (10)

1. a uninstalling system is used for the article on the unloading conveying device, and described uninstalling system comprises:
At least one discharge mechanism is used to unload described article, and described discharge mechanism can seesaw, and has liftable and tiltable unloading portion;
Block piece, described block piece and discharge mechanism are arranged on the both sides of described conveying device, are used to prevent that unloaded article from moving towards conveying device; And
The liftable height of described discharge mechanism is higher than the height of described block piece;
Wherein, described discharge mechanism also has the track that is provided with the conveying device approximate vertical, and described discharge mechanism can move front and back on described track;
Described at least one discharge mechanism comprises and is positioned at two unloading fork trucks that be arranged in parallel on the described track, and described unloading portion is the fork of described fork truck;
Wherein, the bottom of described unloading fork truck is provided with: upper roller, and described upper roller can roll along the upper surface of described track; Bottom roller, described bottom roller is arranged on the bottom of described track, and when described unloading fork truck unloaded described article, described bottom roller was used for the weight of the described article of balance;
The bottom of described unloading fork truck further is provided with side wheel, and described side wheel is arranged on the both sides of described two tracks track wherein at least, is used to guide described unloading fork truck.
2. uninstalling system according to claim 1, wherein, described track is fixedly secured to ground.
3. uninstalling system according to claim 1, wherein, the bottom of described unloading fork truck also is provided with:
The bottom counter weight device, described bottom counter weight device is arranged on the bottom of described track, and when described unloading fork truck unloaded described article, described bottom counter weight device was used for fixing the weight of lower tracks and the described article of balance.
4. uninstalling system according to claim 1, wherein, described unloaded article are logs.
5. uninstalling system according to claim 1, wherein, the fork of described unloading fork truck is driven and is moved up and down by the fork truck crane.
6. uninstalling system according to claim 5, wherein, described fork is by being arranged on fork tip-up device on the described unloading fork truck car body and driving and tilting towards described block piece.
7. uninstalling system according to claim 1, wherein, described conveying device has the article stop part along the both sides of throughput direction, is used to prevent that article from coming off.
8. radiation treatment system, this system can carry out the radiation desinsection to cylindrical articles and handle in described radiation treatment system, utilize any one uninstalling system of claim 1-7 simultaneously, finish the unloading of processed article fast, improve the operational efficiency of whole system.
9. radiation treatment according to claim 8 system, described cylindrical articles is log and so on.
10. radiation treatment system comprises:
The annular delivery track;
The conveying device of on described annular delivery track, advancing;
Radiating system is used for the article that are transferred on described conveying device are carried out radiation; And
According to the arbitrary described uninstalling system of claim 1-7, be used to unload by described radiating system and carry out article after the radiation.
CN 200810112352 2008-05-22 2008-05-22 Unloading system and radiation processing system having same Active CN101585201B (en)

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CN101585201B true CN101585201B (en) 2011-06-22

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106142250B (en) * 2015-04-01 2018-07-03 中国科学院高能物理研究所 A kind of device and method of modifying using electron beam irradiation modified timber
CN105731311B (en) * 2016-05-05 2018-08-24 朱红蔚 Rectangular co-ordinate rail carry loads and unloads robot
CN110217718B (en) * 2019-05-23 2021-01-26 五邑大学 Automatic unloading lifting mechanism
CN113955394B (en) * 2021-09-03 2023-10-20 同威信达技术(江苏)股份有限公司 Automatic close-packed device of irradiated objects on transmission chain of electron accelerator irradiation system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1158594A (en) * 1994-09-20 1997-09-03 瑞吉安尼公开有限公司 Freight handling plant in depots and related depots

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1158594A (en) * 1994-09-20 1997-09-03 瑞吉安尼公开有限公司 Freight handling plant in depots and related depots

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