CN205890659U - Tipper lead screw system of lifting - Google Patents
Tipper lead screw system of lifting Download PDFInfo
- Publication number
- CN205890659U CN205890659U CN201620454414.6U CN201620454414U CN205890659U CN 205890659 U CN205890659 U CN 205890659U CN 201620454414 U CN201620454414 U CN 201620454414U CN 205890659 U CN205890659 U CN 205890659U
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- leading screw
- valve
- hydraulic
- power transmission
- oil
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Abstract
The utility model relates to a tipper lead screw system of lifting, including hydraulic system assembly and power transmission assembly, the hydraulic system assembly is including operating valve, gas pitcher, oil pump, transmission shaft, chassis power takeoff, oil tank, tribit cross distribution valve and limit valve, power transmission assembly includes that hydraulic motor, shaft coupling, lead screw, guide bar, sliding block set spare and bottom plate fix the sloping block. Change the gas circuit through the operating valve, trend that control tribit cross distribution valve comes control circuit realizes hydraulic motor's positive reverse rotation, and it is rotatory to drive the lead screw, turns into the linear motion of sliding block set spare, and sliding block set spare is back and forth movement on the fixed sloping block of bottom plate, realizes lifting and descending of carriage. The utility model discloses a screw structure is simple, and processing is convenient, low in manufacturing cost, and trapezoidal threaded lead screw has self -locking function simultaneously, has also guaranteed safety, owing to do not need the packing box front end to place hydraulic cylinder, the available space grow of packing box, the position of arranging the big case is examined to the whole axletree of basis that can be better.
Description
Technical field
This utility model is related to the hoisting system of dumper, specifically a kind of dumper leading screw hoisting system.
Background technology
Dumper is divided into sinciput formula dumper and middle top formula dumper, front lifting-up dump truck all adopts hydraulic cylinder hoisting system, the probability that this hydraulic cylinder hoisting system is caused danger is very big, there is the phenomenon generally existing of the automatic landing of hydraulic cylinder in practical work process, in addition, hydraulic cylinder hoisting system needs the corollary apparatus of cylinder bracket to place in container front end, need to be using sleeping cylinder form when end spaces before container is nervous, this form can affect the amount that client loads goods again, and container making is also relative complex, so that the cost of hydraulic jack is of a relatively high.
But because hydraulic system lifts the restriction in principle, improve on the basis of existing hydraulic cylinder hoisting system and higher, the more stable hydraulic lifting system of safety seems extremely difficult, thus research worker wishes to start with from newly-designed angle, to solve this difficult problem.
Utility model content
The purpose of this utility model is to provide a kind of dumper leading screw hoisting system, the problems such as having solved dangerous height during existing fluid pressure type hoisting system uses, made complicated.
The purpose of this utility model is achieved in that
A kind of dumper leading screw hoisting system, includes hydraulic system assembly and power transmission assembly.
Described hydraulic system assembly includes manipulation valve, gas tank, oil pump, power transmission shaft, chassis power takeoff, fuel tank, 3-position 4-way distributing valve and limit valve；The described air inlet manipulating valve connects described gas tank by gas path pipe, described the first gas outlet manipulating valve connects the first port of limit valve by gas path pipe, the second port of limit valve connects the lifting mouth of described 3-position 4-way distributing valve by gas path pipe, and the second gas outlet of shown manipulation valve connects the landing mouth of described 3-position 4-way distributing valve by gas path pipe；Described oil pump realizes power transmission by described power transmission shaft and described chassis power takeoff, and the fuel feed hole of described oil pump connects tank bottoms, and the oil outlet of described oil pump connects the oil-in p of described 3-position 4-way distributing valve by hydraulic oil pipeline；The oil return opening t of described 3-position 4-way distributing valve is connected with described fuel tank by hydraulic oil pipeline, and the actuator port a and actuator port b of described 3-position 4-way distributing valve are connected with the hydraulic fluid port a and hydraulic fluid port b of the hydraulic motor in described power transmission assembly by hydraulic oil pipeline respectively；
Described power transmission assembly includes hydraulic motor, shaft coupling, leading screw, guide post, slide block assembly and base plate and fixes skewback；Described hydraulic motor is installed on subframe middle beam, and one end that described shaft coupling connects described leading screw is passed through in the rotating shaft of described hydraulic motor, and the other end of described leading screw is articulated on subframe afterbody crossbeam；Described guide post is parallel with described leading screw and coplanar setting, and described guide post and described leading screw place plane are horizontal by certain angle, and described guide post one end is fixed on subframe middle beam, and the other end is fixed on subframe afterbody crossbeam；Described slide block assembly includes and is threadedly connected on leading screw and the slide block that is slidably connected on guide post and be arranged at and lift component on slide block；The fixing skewback of described base plate is arranged at platform floor downside, and to described base plate, fixing skewback plays support and castering action to described act component；Described limit valve is arranged on subframe afterbody crossbeam, and described limit valve is corresponding with described slide position.
Described dumper leading screw hoisting system, described lift the fixing skewback of component and described base plate domatic between for being in rolling contact.
Described dumper leading screw hoisting system, lift component for described to be made up of the side plate being arranged at described slide block both sides, the copper sheathing being arranged on each side plate and the roller being installed between two copper sheathings, wherein, it is interference fit between described copper sheathing and described side plate, coordinate for gap between described roller and described copper sheathing；The fixing skewback of described roller and described base plate domatic between be in rolling contact.
Described dumper leading screw hoisting system, described guide post is that two cylindrical bars are constituted, and is respectively arranged at the left and right sides of described leading screw.
Dumper leading screw hoisting system of the present utility model passes through to manipulate valve change gas circuit, 3-position 4-way distributing valve is controlled to carry out the trend of oil circuit control, realize the forward and reverse rotation of hydraulic motor, the leading screw that rotarily drives of hydraulic motor rotates, and then it is converted into the linear motion of slide block assembly, slide block assembly moves back and forth along fixing the domatic of skewback of base plate, realizes lifting and the landing of big case.Screw structure of the present utility model is simple, easy to process, low cost of manufacture, there is auto-lock function simultaneously, ensure that safety, due to being not required to want container front end to place hydraulic jack, the free space of container becomes big, the position of big case preferably can be arranged according to car load axle core, it also avoid the follow-up danger causing because of axle core skewness.
Brief description
Fig. 1 is the side structure schematic view of this dumper leading screw hoisting system.
Fig. 2 is the perspective structure schematic diagram of this dumper leading screw hoisting system.
Fig. 3 is the slide block assembly structural representation in this dumper leading screw hoisting system.
Fig. 4 is the gas circuit of this dumper leading screw hoisting system, asphalt principle figure.
In figure: 1, manipulate valve, 2, gas tank, 3, power transmission shaft, 4, oil pump, 5th, fuel tank, 6,3-position 4-way distributing valve, 7, hydraulic motor, 8, shaft coupling, 9th, leading screw, 10, guide post, 11, slide block assembly, 12, limit valve, 13rd, base plate fixes skewback, and 14, chassis power takeoff, 15, oil pump bracket, 16th, tank support, 17, motor bracket, 18, slide block, 19th, side plate, 20, roller, 21, copper sheathing.
Specific embodiment
This hoisting system, is mainly used in the underloading self-unloading vehicle such as sinciput lightweight and 6*4, this hoisting system is made up of hydraulic system assembly and power transmission assembly.
As shown in Figure 1 and Figure 2, hydraulic system assembly is constituted by manipulating valve 1, gas tank 2, oil pump 4, power transmission shaft 3, chassis power takeoff 14, fuel tank 5,3-position 4-way distributing valve 6 and limit valve 12.Manipulation valve 1(is two-position three way directional control valve, nomal closed type) it is arranged in driving interior, gas tank 2 carries gas tank for automobile chassis, it is arranged on chassis ridgepole, the air inlet manipulating valve 1 connects gas tank 2 by gas path pipe, manipulate valve 1 and connect 3-position 4-way distributing valve 6, specifically, the first gas outlet manipulating valve 1 connects limit valve 12(for two-position three way directional control valve by gas path pipe, normal open type) first port, the second port of limit valve 12 connects the lifting mouth of 3-position 4-way distributing valve 6 by gas path pipe, the second gas outlet manipulating valve 1 connects the landing mouth of 3-position 4-way distributing valve 6 by gas path pipe.Oil pump 4 is fixed on chassis member by oil pump bracket 15, it is connected with chassis power takeoff 14 by power transmission shaft 3 realizes power transmission, fuel tank 5 is fixed on chassis member by tank support 16, the fuel feed hole of oil pump 4 connects the bottom of fuel tank 5, and the oil outlet of oil pump 4 connects the oil-in p of 3-position 4-way distributing valve 6 by hydraulic oil pipeline.The oil return opening t of 3-position 4-way distributing valve 6 is connected with fuel tank 5 by hydraulic oil pipeline, and the actuator port a and actuator port b of 3-position 4-way distributing valve 6 are connected with the hydraulic fluid port a and hydraulic fluid port b of hydraulic motor 7 by hydraulic oil pipeline respectively.
As shown in Figure 1 and Figure 2, power transmission assembly is trapezoidal threaded lead screw by hydraulic motor 7, shaft coupling 8, leading screw 9(), guide post 10, the fixing skewback 13 of slide block assembly 11 and base plate constitute.Hydraulic motor 7 is installed on subframe middle beam by motor bracket 17, its rotating shaft is connected with leading screw 9 one end by shaft coupling 8, leading screw 9 other end is articulated on subframe afterbody crossbeam, guide post 10 is made up of two cylindrical bars, it is respectively arranged at leading screw 9 both sides and parallel with leading screw 9 and coplanar setting, one end of guide post 10 is welded on subframe middle beam, and the other end is welded on subframe afterbody crossbeam；, horizontal by certain angle, this corner dimension suitably can be adjusted according to actual load cargo type and capacity of the tipping body length, is typically advisable at 43-46 ° for guide post 10 and leading screw 9 place plane.As shown in Figure 3, slide block assembly 11 is made up of with the act component being arranged on slide block 18 slide block 18, prop up and lift component by side plate 19, roller 20 and copper sheathing 21 are constituted, side plate 19 is arranged at slide block 18 both sides and is tightened together by screw, copper sheathing 21 is installed in the installing hole on side plate 19, it is interference fit and side plate 19 between, roller 20 is installed between two copper sheathings 21, roller 20 is coordinated for gap with copper sheathing 21, slide block 18 is connected on leading screw 9 and guide post 10, three jack holes being set up in parallel are provided with slide block 18, middle jack hole is formed with female thread, form screw thread cooperation with leading screw 9, two jack holes of both sides are formed with two guide posts 10 respectively and are slidably connected.The fixing skewback 13 of base plate is arranged at platform floor downside, and fixing skewback 13 supports and castering action to base plate to lift component, the specific roller 20 lifting component and the fixing skewback 13 of base plate domatic between formed and be in rolling contact；In addition, the domatic angle and the plane of platform floor place between of the fixing skewback 13 of base plate suitably can be adjusted according to dump truck cargo floor size and crossbeam arrangement, due to unsuitable excessive, the too small lifting angle that also can affect overall container of the limitation of base plate underlying space.Typically it is advisable at 5-6 °.Limit valve 12 is installed on subframe afterbody crossbeam, and the position of limit valve 12 is corresponding with the position of slide block 18, can touch limit valve 12 when dumper is in the extreme position of lifting state.
The work process of this self-unloading vehicle lifting system is:
As shown in Figure 4，When lifting compartment，Manipulation valve 1 is got to the gear of lifting，Gas enters from the lifting mouth of 3-position 4-way distributing valve 6，The right position of 3-position 4-way distributing valve 6 is made to work，Now the oil-in p- actuator port b of 3-position 4-way distributing valve 6 connects、Oil return opening t- actuator port a connects，The oil-in p- actuator port b passage through 3-position 4-way distributing valve 6 for the hydraulic oil of oil pump 4 enters from the hydraulic fluid port b mouth of hydraulic motor 7，The hydraulic oil of hydraulic motor 7 inner chamber is entered the actuator port a of 3-position 4-way distributing valve 6 and discharged by oil return opening t by hydraulic fluid port a，Now hydraulic motor 7 rotates forward，Leading screw 9 is driven to rotate forward，Slide block assembly 11 does straight line along leading screw 9 and moves upwards，Compartment is lifted，When giving rise to extreme position，Slide block 18 contacts limit valve 12，The gas circuit of limit valve 12 is cut off，3-position 4-way distributing valve 6 is made to recover to middle position，Hydraulic oil directly passes through t mouth oil sump tank by p mouth，Compartment stop motion；When compartment lands, manipulation valve 1 is got to the gear of landing, gas enters from 3-position 4-way distributing valve 6 landing mouth, the left position of 3-position 4-way distributing valve 6 is made to work, the now oil-in p- actuator port a of 3-position 4-way distributing valve 6, oil return opening t- actuator port b connects, the oil-in p- actuator port a passage through 3-position 4-way distributing valve 6 for the hydraulic oil of oil pump 4 enters from the hydraulic fluid port a mouth of hydraulic motor 7, the hydraulic oil of hydraulic motor 7 inner chamber is discharged by hydraulic fluid port b entrance actuator port b and by oil return opening t, now hydraulic motor 7 reversely rotates, slide block assembly 11 moves downward linearly along leading screw 9, compartment lands.When slide block assembly 11 moves forward and backward, skewback 13 domatic fixing with base plate contacts and friction roller 20 all the time, and under rolling friction, compartment obtains motion.
Because trapezoidal threaded lead screw has auto-lock function in itself, so dumper leading screw hoisting system of the present utility model not only enables lifting and the landing in compartment, and security performance is also fine.
In addition, causing compartment to overturn dangerous situation in the past because transition lifts for ensureing during hydraulic system generation inefficacy, mechanical protection can be set in compartment front end, being connected with chassis using steel wire rope.
Above-described case study on implementation is only that preferred implementation of the present utility model is described; not scope of the present utility model is defined; on the premise of without departing from this utility model mentality of designing; various modifications and improvement that this area ordinary skill technical staff makes to the technical solution of the utility model, all should fall in the protection domain that claims of the present utility model determine.
Claims (4)
1. a kind of dumper leading screw hoisting system, is characterized in that, includes hydraulic system assembly and power transmission assembly,
Described hydraulic system assembly includes manipulation valve, gas tank, oil pump, power transmission shaft, chassis power takeoff, fuel tank, 3-position 4-way distributing valve and limit valve；The described air inlet manipulating valve connects described gas tank by gas path pipe, described the first gas outlet manipulating valve connects the first port of limit valve by gas path pipe, the second port of limit valve connects the lifting mouth of described 3-position 4-way distributing valve by gas path pipe, and the second gas outlet of shown manipulation valve connects the landing mouth of described 3-position 4-way distributing valve by gas path pipe；Described oil pump realizes power transmission by described power transmission shaft and described chassis power takeoff, and the fuel feed hole of described oil pump connects tank bottoms, and the oil outlet of described oil pump connects the oil-in p of described 3-position 4-way distributing valve by hydraulic oil pipeline；The oil return opening t of described 3-position 4-way distributing valve is connected with described fuel tank by hydraulic oil pipeline, and the actuator port a and actuator port b of described 3-position 4-way distributing valve are connected with the hydraulic fluid port a and hydraulic fluid port b of the hydraulic motor in described power transmission assembly by hydraulic oil pipeline respectively；
Described power transmission assembly includes hydraulic motor, shaft coupling, leading screw, guide post, slide block assembly and base plate and fixes skewback；Described hydraulic motor is installed on subframe middle beam, and one end that described shaft coupling connects described leading screw is passed through in the rotating shaft of described hydraulic motor, and the other end of described leading screw is articulated on subframe afterbody crossbeam；Described guide post is parallel with described leading screw and coplanar setting, and described guide post and described leading screw place plane are horizontal by certain angle, and described guide post one end is fixed on subframe middle beam, and the other end is fixed on subframe afterbody crossbeam；Described slide block assembly includes and is threadedly connected on leading screw and the slide block that is slidably connected on guide post and be arranged at and lift component on slide block；The fixing skewback of described base plate is arranged at platform floor downside, and to described base plate, fixing skewback plays support and castering action to described act component；Described limit valve is arranged on subframe afterbody crossbeam, and described limit valve is corresponding with described slide position.
2. dumper leading screw hoisting system according to claim 1, is characterized in that, described lift the fixing skewback of component and described base plate domatic between for being in rolling contact.
3. dumper leading screw hoisting system according to claim 2, it is characterized in that, lift component for described to be made up of the side plate being arranged at described slide block both sides, the copper sheathing being arranged on each side plate and the roller being installed between two copper sheathings, wherein, it is interference fit between described copper sheathing and described side plate, coordinate for gap between described roller and described copper sheathing；The fixing skewback of described roller and described base plate domatic between be in rolling contact.
4. dumper leading screw hoisting system according to claim 1, is characterized in that, described guide post is that two cylindrical bars are constituted, and is respectively arranged at the left and right sides of described leading screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620454414.6U CN205890659U (en) | 2016-05-18 | 2016-05-18 | Tipper lead screw system of lifting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620454414.6U CN205890659U (en) | 2016-05-18 | 2016-05-18 | Tipper lead screw system of lifting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205890659U true CN205890659U (en) | 2017-01-18 |
Family
ID=57765643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620454414.6U Withdrawn - After Issue CN205890659U (en) | 2016-05-18 | 2016-05-18 | Tipper lead screw system of lifting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205890659U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105946687A (en) * | 2016-05-18 | 2016-09-21 | 博广热能股份有限公司 | Lead screw lifting system of dumper |
| CN109110022A (en) * | 2018-09-17 | 2019-01-01 | 江苏金彭车业有限公司 | A kind of electric vehicle with from unloading function |
-
2016
- 2016-05-18 CN CN201620454414.6U patent/CN205890659U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105946687A (en) * | 2016-05-18 | 2016-09-21 | 博广热能股份有限公司 | Lead screw lifting system of dumper |
| CN105946687B (en) * | 2016-05-18 | 2018-03-09 | 博广环保技术股份有限公司 | Dumper leading screw hoisting system |
| CN109110022A (en) * | 2018-09-17 | 2019-01-01 | 江苏金彭车业有限公司 | A kind of electric vehicle with from unloading function |
| CN109110022B (en) * | 2018-09-17 | 2020-05-05 | 江苏金彭集团有限公司 | Electric vehicle with self-unloading function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 050000 Xiangjiang Road, Shijiazhuang high tech Zone, Hebei, No. 319 Patentee after: Bo wide environmental technology Limited by Share Ltd Address before: 050000 Changjiang Road, high tech Zone, Hebei, Shijiazhuang, China, 13 Patentee before: SHJIAHZHUANG BOGUANG THERMAL ENERGY TECHNOLOGY CO., LTD. |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170118 Effective date of abandoning: 20180309 |