CN105600706A - Negative-pressure forklift - Google Patents
Negative-pressure forklift Download PDFInfo
- Publication number
- CN105600706A CN105600706A CN201510665819.4A CN201510665819A CN105600706A CN 105600706 A CN105600706 A CN 105600706A CN 201510665819 A CN201510665819 A CN 201510665819A CN 105600706 A CN105600706 A CN 105600706A
- Authority
- CN
- China
- Prior art keywords
- wheel rim
- wheel
- negative pressure
- fork truck
- car body
- 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.)
- Granted
Links
- 230000000740 bleeding effect Effects 0.000 claims description 19
- 239000000428 dust Substances 0.000 claims description 4
- 239000006260 foam Substances 0.000 claims description 4
- 239000000696 magnetic material Substances 0.000 claims description 3
- 230000035699 permeability Effects 0.000 claims description 3
- 210000003739 neck Anatomy 0.000 abstract 2
- 239000012535 impurity Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000003749 cleanliness Effects 0.000 description 3
- 238000005381 potential energy Methods 0.000 description 3
- 230000037396 body weight Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/07554—Counterweights
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
Abstract
The invention relates to a negative-pressure forklift which comprises a forklift body, a fork leg, driving wheels and a counterweight wheel, wherein the fork leg device is arranged on the front end of the forklift body, and the counterweight wheel is arranged at the rear part of the forklift body; the counterweight wheel comprises a wheel rim capable of rotating freely around an axle; the exterior of the wheel rim is sleeved by a tire; sucking disc components are arranged at equal intervals in the circumferential direction of the tire; the disc surfaces of the sucking disc components face outwards, and necks of the sucking disc components extend towards the axle along the radial direction of the wheel rim; air guide holes opposite to the positions of the necks are formed at equal intervals in the wheel rim; the wheel rim is internally provided with a sucking pump; the sucking end of the sucking pump is airtightly clung to the inner wall of the wheel rim in a manner of facing downwards in the vertical direction; the wheel rim can rotate freely relative to the sucking pump. The forklift is relatively light in self weight, can turn and move flexibly, is capable of effectively improving the carriage efficiency and further can operate stably and safely.
Description
Technical field
The present invention relates to a kind of transport motor car, special, be a kind of fork truck.
Background technology
Fork truck refer to member pallet cargo load and unload, the wheeled carrying vehicle of stacking and short distance transport, weight transport operation, it is widely used in station, harbour, airport, factory, warehouse Deng Ge sector of the national economy, is the high-efficiency appliance of mechanized handling, stacking and short distance transport; Existing fork lift truck structure mostly is anterior device fork pin, and middle part is cockpit, and afterbody is provided with balance weight, and car body own wt is larger, expends the larger energy travelling, in transportation, and larger inertia potential energy affect flexible break-in, the adjustment position of car body simultaneously; Because handling process needs multi-angle, turns direction frequently, therefore fork truck vehicle is less, and therefore the weight of balance weight be also limited, so the goods weight that fork truck single can be carried will be restricted; In addition, traditional fork truck is in the time of the goods of carrying limit weight, and body gravity, goods landing, the car body potential safety hazard such as lean forward easily occurs forward when road jolts.
Summary of the invention
For the problems referred to above, the invention provides a kind of negative pressure fork truck, this fork truck sole mass is lighter, and can be sensitive turn to, be shifted, effectively improves handling efficiency; Simultaneously this fork truck operate steadily, safety.
For addressing the above problem, the technical solution adopted in the present invention is: this negative pressure fork truck includes car body, fork pin, driving wheel and weighting distribution wheel; Described fork foot device is at the front end of described car body, and described weighting distribution wheel is arranged on the rear of car body; Described weighting distribution wheel includes the wheel rim that can freely rotate around wheel shaft, is provided with tire in the outer cover of described wheel rim; Described tire circumferentially on Suction cup assembly is equidistantly installed, the card of each described Suction cup assembly is outside, the neck of each described Suction cup assembly radially extends to wheel shaft along wheel rim; On described wheel rim, equidistantly offer the gas port just right with described neck location; Inside at described wheel rim is also provided with aspiration pump; The end airtight inwall of being close to described wheel rim also straight down of bleeding of described aspiration pump; Described wheel rim can freely rotate with respect to described aspiration pump.
The invention has the beneficial effects as follows: because car body does not have balancing weight, therefore the car body weight of this negative pressure fork truck is very light, only needing to consume a small amount of energy can drive and travel, simultaneously due to lighter weight, the inertia potential energy of car body is very little, car body can turn to flexibly, move, and facilitates piling up, arranging of goods; In the time transporting goods, use fork pin that goods is fixed, start described aspiration pump simultaneously; Under the effect of car body own wt and goods weight, the tire generation compressional deformation of weighting distribution wheel, the Suction cup assembly of tire lower surface is firmly adsorbed on base plate; Simultaneously, aspiration pump is held quick air sucking-off from bleeding, due to the airtight connection wheel rim of end of bleeding, therefore the air in the extruded Suction cup assembly of tire lower surface is sucked out, so the Suction cup assembly at this place is in negative pressure state, under the effect of larger draught head, the Suction cup assembly of tire lower surface firmly adsorbs ground, effectively prevents that car body from leaning forward; Under the drive of driving wheel, described negative pressure fork truck can complete to be advanced, retreats and go to action; In the process of fork truck motion, described wheel rim and tire and ground remain rolling friction, described in the bleed inner surface maintenance sliding friction of end and wheel rim; Therefore, tire is in the process of rolling, and the Suction cup assembly of lower surface is absorption alternately, and can maintain all the time the absorption ground of certain negative pressure.
In the time of the goods of carrying Different Weight, only need the power of bleeding regulating pump to select suitable negative pressure to get final product the weight of balance goods; Because the present invention need to have certain flatness in place in use, therefore this fork truck is more suitable for being applied to that the space such as freezer, modern plant cleanliness factor is high, the place of Land leveling.
The present invention has improved the balance block structure in traditional fork truck, uses negative pressure system instead, has effectively alleviated car body weight, thereby has reduced energy consumption, and applicable weight range is increased simultaneously, efficiently solves traditional fork truck balance weight quality and exist the problem of the upper limit.
As preferably, the exhaust end of the described aspiration pump airtight inwall of being close to described wheel rim also straight up; The gas that exhaust end is discharged can blow off the impurity that is stuck in Suction cup assembly neck, and Suction cup assembly is played to cleaning action.
As further preferably, just the position of described exhaust end is offered to exhaust outlet at described car body; So that make to discharge in time with the gas of impurity.
As further preferably, in described exhaust outlet, dust removal filter is installed; So that by the gas filtration with impurity, clean, effectively ensure the cleanliness factor in place.
As preferably, described in the end of bleeding made by hard foam; So that bulky grain foreign material are intercepted, effectively prevent that bulky grain foreign material from entering and damaging aspiration pump; Improve the air-tightness of bleeding between end and wheel rim simultaneously.
As preferably, described wheel rim is made by hard permeability magnetic material, at described edge of bleeding end, the soft magnetosphere of matter is installed; Hold so that make to bleed the laminating wheel rim compacting, phenomenon leaks air while effectively preventing from bleeding end and wheel rim relative sliding.
Brief description of the drawings
Fig. 1 is the structural representation of an embodiment of this negative pressure fork truck.
Detailed description of the invention
Embodiment
In the embodiment shown in fig. 1, this negative pressure fork truck includes car body 1, fork pin 2, driving wheel 3 and weighting distribution wheel 4; Described fork pin 2 installs the front end at described car body 1, and described weighting distribution wheel 4 is arranged on the rear of car body 1; Described weighting distribution wheel 4 includes the wheel rim 5 that can freely rotate around wheel shaft, and described wheel rim 5 is made by hard permeability magnetic material; Be provided with tire 6 in the outer cover of described wheel rim 5; Described tire 6 circumferentially on Suction cup assembly 61 is equidistantly installed, the card of each described Suction cup assembly 61 is outside, the neck of each described Suction cup assembly 61 radially extends to wheel shaft along wheel rim 5; On described wheel rim 5, equidistantly offer the gas port just right with described neck location; Inside at described wheel rim 5 is also provided with aspiration pump 7; The end 71 airtight inwall of being close to described wheel rim 5 also straight down of bleeding of described aspiration pump 7, described in the end 71 of bleeding made by hard foam, at described edge of bleeding end 71, the soft magnetosphere of matter is installed; The exhaust end 72 of the described aspiration pump 7 airtight inwall of being close to described wheel rim 5 also straight up; Just the position of described exhaust end 72 is offered to exhaust outlet 11 at described car body 1, in described exhaust outlet 11, dust removal filter 12 is installed; Described wheel rim 5 can freely rotate with respect to described aspiration pump 7.
Because car body 1 does not have balancing weight, therefore car body 1 very light in weight of this negative pressure fork truck, only needs to consume a small amount of energy and can drive and travel, simultaneously due to lighter weight, the inertia potential energy of car body 1 is very little, and car body 1 can turn to flexibly, move, and facilitates piling up, arranging of goods; In the time transporting goods, use fork pin 2 that goods is fixed, start described aspiration pump 7 simultaneously; Under the effect of car body 1 own wt and goods weight, there is compressional deformation in the tire 6 of weighting distribution wheel 4, and the Suction cup assembly 61 of tire 6 lower surfaces is firmly adsorbed on base plate; Simultaneously, aspiration pump 7 holds 71 by quick air sucking-off from bleeding, due to the airtight connection wheel rim 5 of end 71 of bleeding, therefore the air in the extruded Suction cup assembly 61 of tire 6 lower surface is sucked out, so the Suction cup assembly 61 at this place is in negative pressure state, under the effect of larger draught head, the Suction cup assembly 61 of tire 6 lower surfaces firmly adsorbs ground, effectively prevents that car body 1 from leaning forward; In the present embodiment, the hard foam of the end 71 of bleeding can effectively stop bulky grain foreign material, thereby prevent that foreign material from entering aspiration pump 7 inside; Simultaneously the bleed magnetosphere adhesive wheel rim 5 that can compact at end 71 places, further improves the air-tightness of bleed end 71 and wheel rim 5.
Under the drive of driving wheel 3, described negative pressure fork truck can complete to be advanced, retreats and go to action; In the process of fork truck motion, described wheel rim 5 and tire 6 remain rolling friction with ground, described in the end 71 of bleeding keep sliding friction with the inner surface of wheel rim 5; Therefore, tire 6 is in the process of rolling, and the Suction cup assembly 61 of lower surface alternately adsorbs, and can maintain all the time the absorption ground of certain negative pressure; The gas of discharging from aspiration pump 7 leaves along exhaust end 72, air-flow at a high speed can will clean with the just right Suction cup assembly 61 of exhaust end 72, blow off by the impurity blocking in Suction cup assembly 61, Suction cup assembly 61 is dried simultaneously, thereby extend the service life of Suction cup assembly 61; With gas discharge from being purified by dust removal filter 12 of impurity.
In the time of the goods of carrying Different Weight, only need the power of bleeding regulating pump 7 to select suitable negative pressure to get final product the weight of balance goods; Because the present invention need to have certain flatness in place in use, therefore this fork truck is more suitable for being applied to that the space such as freezer, modern plant cleanliness factor is high, the place of Land leveling.
The present invention has improved the balance block structure in traditional fork truck, uses negative pressure system instead, has effectively alleviated car body 1 weight, thereby has reduced energy consumption, and applicable weight range is increased simultaneously, efficiently solves traditional fork truck balance weight quality and exist the problem of the upper limit.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (6)
1. a negative pressure fork truck, this negative pressure fork truck includes car body (1), fork pin (2), driving wheel (3) and weighting distribution wheel (4); Described fork pin (2) device, at the front end of described car body (1), is characterized in that: described weighting distribution wheel (4) is arranged on the rear of car body (1); Described weighting distribution wheel (4) includes the wheel rim (5) that can freely rotate around wheel shaft, is provided with tire (6) in the outer cover of described wheel rim (5); Described tire (6) circumferentially on Suction cup assembly (61) is equidistantly installed, the card of each described Suction cup assembly (61) is outside, the neck of each described Suction cup assembly (61) radially extends to wheel shaft along wheel rim (5); On described wheel rim (5), equidistantly offer the gas port just right with described neck location; In the inside of described wheel rim (5), aspiration pump (7) is also installed; End (71) the airtight inwall of being close to described wheel rim (5) also straight down of bleeding of described aspiration pump (7); Described wheel rim (5) can freely rotate with respect to described aspiration pump (7).
2. negative pressure fork truck according to claim 1, is characterized in that: the exhaust end (72) of described aspiration pump (7) the airtight inwall of being close to described wheel rim (5) also straight up.
3. negative pressure fork truck according to claim 2, is characterized in that: just the position of described exhaust end (72) is offered to exhaust outlet (11) at described car body (1).
4. negative pressure fork truck according to claim 2, is characterized in that: dust removal filter (12) is installed in described exhaust outlet (11).
5. negative pressure fork truck according to claim 1, is characterized in that: described in the end (71) of bleeding made by hard foam.
6. negative pressure fork truck according to claim 1, is characterized in that: described wheel rim (5) is made by hard permeability magnetic material, at described edge of bleeding end (71), the soft magnetosphere of matter is installed.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710754358.7A CN107311078B (en) | 2015-10-16 | 2015-10-16 | Weighting distribution wheel |
| CN201510665819.4A CN105600706B (en) | 2015-10-16 | 2015-10-16 | Negative pressure fork truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510665819.4A CN105600706B (en) | 2015-10-16 | 2015-10-16 | Negative pressure fork truck |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710754358.7A Division CN107311078B (en) | 2015-10-16 | 2015-10-16 | Weighting distribution wheel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105600706A true CN105600706A (en) | 2016-05-25 |
| CN105600706B CN105600706B (en) | 2017-11-03 |
Family
ID=55981147
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510665819.4A Active CN105600706B (en) | 2015-10-16 | 2015-10-16 | Negative pressure fork truck |
| CN201710754358.7A Active CN107311078B (en) | 2015-10-16 | 2015-10-16 | Weighting distribution wheel |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710754358.7A Active CN107311078B (en) | 2015-10-16 | 2015-10-16 | Weighting distribution wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN105600706B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110655010A (en) * | 2019-04-26 | 2020-01-07 | 嵇煜斌 | Negative pressure fork truck for freezer |
| CN111923808A (en) * | 2020-07-10 | 2020-11-13 | 潍坊学院 | Road and bridge construction transport vechicle |
| CN112723253A (en) * | 2020-12-29 | 2021-04-30 | 袁中年 | Negative pressure forklift |
| CN113387303A (en) * | 2021-06-03 | 2021-09-14 | 广州凯淇票务有限公司 | Hydraulic equipment with impurity removal function |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112046561B (en) * | 2020-09-28 | 2021-07-23 | 天业建设集团有限公司 | Dustproof cart for constructional engineering |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1162292A (en) * | 1994-08-30 | 1997-10-15 | 凡·威廉创新设计有限公司 | Variable wheel base vehicle |
| KR20050088871A (en) * | 2004-03-03 | 2005-09-07 | 학교법인 영남학원 | Balance control system with freeload function by electric and pneumatic method |
| CN104044657A (en) * | 2014-07-04 | 2014-09-17 | 王尧尧 | Suction wheel |
| CN104261313A (en) * | 2014-09-19 | 2015-01-07 | 济南大学 | Multifunctional carrying device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2913058Y (en) * | 2006-07-12 | 2007-06-20 | 贵阳金阳光辉科技开发有限公司 | Sucker type antiskid tyre |
| CN101927251A (en) * | 2009-06-19 | 2010-12-29 | 杨毅 | Multifunctional sucking disc type remote control cleaner |
-
2015
- 2015-10-16 CN CN201510665819.4A patent/CN105600706B/en active Active
- 2015-10-16 CN CN201710754358.7A patent/CN107311078B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1162292A (en) * | 1994-08-30 | 1997-10-15 | 凡·威廉创新设计有限公司 | Variable wheel base vehicle |
| KR20050088871A (en) * | 2004-03-03 | 2005-09-07 | 학교법인 영남학원 | Balance control system with freeload function by electric and pneumatic method |
| CN104044657A (en) * | 2014-07-04 | 2014-09-17 | 王尧尧 | Suction wheel |
| CN104261313A (en) * | 2014-09-19 | 2015-01-07 | 济南大学 | Multifunctional carrying device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110655010A (en) * | 2019-04-26 | 2020-01-07 | 嵇煜斌 | Negative pressure fork truck for freezer |
| CN111923808A (en) * | 2020-07-10 | 2020-11-13 | 潍坊学院 | Road and bridge construction transport vechicle |
| CN112723253A (en) * | 2020-12-29 | 2021-04-30 | 袁中年 | Negative pressure forklift |
| CN113387303A (en) * | 2021-06-03 | 2021-09-14 | 广州凯淇票务有限公司 | Hydraulic equipment with impurity removal function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105600706B (en) | 2017-11-03 |
| CN107311078B (en) | 2019-05-10 |
| CN107311078A (en) | 2017-11-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Qinyuan Inventor before: Hu Zhenqiang |
|
| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170928 Address after: Wan Village, Linjiang Town Lucheng District of Wenzhou city in Zhejiang province 325000 Applicant after: Li Qinyuan Address before: 210000 Jiangsu city of Suzhou province Xiangcheng District Guangji road building 89 Room 201 garden homes Applicant before: Hu Zhenqiang |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: No.62 chuanzi tou natural village, Wangshan village, Tangnan Town, Nanchang County, Nanchang City, Jiangxi Province Patentee after: Li Qinyuan Address before: 325000, Zhejiang province Wenzhou city Lucheng District Linjiang Town Bay Village Patentee before: Li Qinyuan |
|
| CP02 | Change in the address of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201201 Address after: The happiness street Gangzha District Jiangsu city Nantong province 226000 Jun Cun Patentee after: ELITE MARINE EQUIPMENT & ENGINEERING Inc. Address before: No.62 chuanzi tou natural village, Wangshan village, Tangnan Town, Nanchang County, Nanchang City, Jiangxi Province Patentee before: Li Qinyuan |
|
| TR01 | Transfer of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Negative pressure forklift Effective date of registration: 20230920 Granted publication date: 20171103 Pledgee: Jiangsu Nantong Rural Commercial Bank Co.,Ltd. Xingfu sub branch Pledgor: ELITE MARINE EQUIPMENT & ENGINEERING Inc. Registration number: Y2023980057579 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |