CN203864523U - Dual-power compensation type hydraulic lifting system - Google Patents
Dual-power compensation type hydraulic lifting system Download PDFInfo
- Publication number
- CN203864523U CN203864523U CN201420297723.8U CN201420297723U CN203864523U CN 203864523 U CN203864523 U CN 203864523U CN 201420297723 U CN201420297723 U CN 201420297723U CN 203864523 U CN203864523 U CN 203864523U
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- hydraulic
- high pressure
- fuel pipe
- pressure fuel
- valve
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- 239000000446 fuel Substances 0.000 claims description 43
- 230000000712 assembly Effects 0.000 claims description 9
- 238000000429 assembly Methods 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 230000007547 defect Effects 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 13
- 230000003203 everyday effect Effects 0.000 description 3
- 239000000295 fuel oil Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Fluid-Pressure Circuits (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The utility model discloses a dual-power compensation type hydraulic lifting system. The dual-power compensation type hydraulic lifting system comprises a hydraulic system and an electric gear pump in series connection to an oil path where the hydraulic system is located. The electric gear pump is controlled by an independent control system in a cab, can independently work to supply power, and can jointly work with a gear pump of the hydraulic system to supply power. The dual-power compensation type hydraulic lifting system can overcome the defects that in the prior art, work efficiency is low, operating cost is high, and use flexibility is poor, and has the advantages that work efficiency is high, operating cost is low, and use flexibility is good.
Description
Technical field
The utility model relates to automobile technical field, particularly, relates to a kind of double dynamical compensation hydraulic lifting system.
Background technology
The special work post environment in mine, caused that dumping car transportation range is short, handling often, the special operation scheme of longevity of service.Follow the tracks of for a long time user's discovery through us, the unloading time of all dumping cars all, between 35～45 seconds, differs greatly with national standard for 18～20 seconds.Trace it to its cause, to be hydraulic efficiency pressure system manufacturer only consider in the time of the design oil cylinder lifting speed during in zero load, and ignored the load in real work.User conventionally adopts 4～6 grades of power takings of low regime in the time of unloading, and large throttle improves gear type pump rotating speed, reduces to greatest extent the time that lifting is used, but DeGrain.
Find through measuring and calculating, the fuel cost that the driving engine of high-power consumes in once unloading is greatly about 0.5 yuan of left and right, and the time needing, the chances are 40 seconds.If operation in a day 100 times, so, is only that the needed fuel cost of unloading is 50 yuan of effects, the time needing is 67 minutes.
Realizing in process of the present utility model, contriver finds at least to exist in prior art inefficiency, operating cost high and use the defects such as very flexible.
Summary of the invention
The purpose of this utility model is, for the problems referred to above, proposes a kind of double dynamical compensation hydraulic lifting system, and to realize, work efficiency is high, operating cost is low and use the good advantage of alerting ability.
For achieving the above object, the technical solution adopted in the utility model is: a kind of double dynamical compensation hydraulic lifting system, comprises hydraulic efficiency pressure system, and be connected on the electric gear wheel pump in the oil circuit of described hydraulic efficiency pressure system place; Described electric gear wheel pump, the electric gear wheel pump of being handled by the autonomous control system in operator's compartment, can work independently power is provided, and also can provide power with the gear type pump co-operation of hydraulic efficiency pressure system.
Further, described hydraulic efficiency pressure system, comprises hydraulic package and lift assemblies, the first high pressure fuel pipe and the second high pressure fuel pipe that are connected with described hydraulic package respectively, described electric gear wheel pump is connected with the first high pressure fuel pipe, and described lift assemblies is connected with the second high pressure fuel pipe.
Further, described hydraulic package, comprise hydraulic reservoir, be separately positioned on the air filter at described hydraulic reservoir top, lifting valve and the first triple valve, described the first triple valve is connected with the first coupling end of the first high pressure fuel pipe, described lifting valve is connected with described the second high pressure fuel pipe and the first triple valve respectively, be equipped with successively ball valve and oil suction pipe in described hydraulic reservoir bottom, be connected to oil suction pipe away from the second triple valve between one end of ball valve and the second coupling end of the first high pressure fuel pipe, and, be separately positioned on the first check valve and the second check valve in the first branch road of the first high pressure fuel pipe and the second branch road of the first high pressure fuel pipe,
Described electric gear series connection of pumps is in the first branch road of the first high pressure fuel pipe, and between the second triple valve and the first check valve; The gear type pump of hydraulic efficiency pressure system is connected in the second branch road of the first high pressure fuel pipe, and between the second triple valve and the second check valve.
Further, described hydraulic package, also comprises the limit valve and the Pneumatic valve that are connected with the first triple valve respectively.
Further, described lift assemblies, comprise the lifting hydraulic ram being connected with described the second high pressure fuel pipe, be arranged on the chassis overhang of described lifting hydraulic ram bottom, and be symmetricly set on the left and right sides of described lifting hydraulic ram bottom and be positioned at a pair of lifting bracket of chassis overhang top.
The double dynamical compensation hydraulic lifting system of the each embodiment of the utility model, owing to comprising hydraulic efficiency pressure system, and is connected on the electric gear wheel pump in the oil circuit of hydraulic efficiency pressure system place; Electric gear wheel pump, the electric gear wheel pump of being handled by the autonomous control system in operator's compartment, can work independently power is provided, and also can provide power with the gear type pump co-operation of hydraulic efficiency pressure system; Thereby it is high and use the defect of very flexible to overcome inefficiency in prior art, operating cost, and to realize, work efficiency is high, operating cost is low and use the good advantage of alerting ability.
Other features and advantages of the utility model will be set forth in the following description, and, partly from specification sheets, become apparent, or understand by implementing the utility model.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Brief description of the drawings
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for specification sheets, is used from explanation the utility model with embodiment mono-of the present utility model, does not form restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the double dynamical compensation hydraulic lifting system of the utility model.
By reference to the accompanying drawings, in the utility model embodiment, Reference numeral is as follows:
1-11/2 " threeway; 2-PT lifting valve; 3-air filter; 4-hydraulic reservoir; 5-11/2 " ball valve; 6-13/4 " oil suction pipe; 7-gear type pump; 8-electric oil pump (being electric gear wheel pump); 9-check valve; 10-1# high pressure fuel pipe; 11-limit valve; 12-lifting hydraulic ram; 13-lifting bracket (left/right); 14-Pneumatic valve; 15-2# high pressure fuel pipe; 16-chassis overhang.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described, should be appreciated that preferred embodiment described herein is only for description and interpretation the utility model, and be not used in restriction the utility model.
According to the utility model embodiment, as shown in Figure 1, a kind of double dynamical compensation hydraulic lifting system is provided, can perfectly solve the slower problem of oil cylinder lifting in prior art, user can select lifting speed voluntarily according to practical operation situation, work efficiency is provided in the situation that ensureing vehicle operating safety, reduces operating cost.
The double dynamical compensation hydraulic lifting system of the present embodiment, comprises hydraulic efficiency pressure system, and is connected on the electric gear wheel pump (as electric gear wheel pump 8) in the oil circuit of hydraulic efficiency pressure system place; Electric gear wheel pump, the electric gear wheel pump of being handled by the autonomous control system in operator's compartment, can work independently power is provided, and also can provide power with the gear type pump of hydraulic efficiency pressure system (as gear type pump 7) co-operation.
Wherein, above-mentioned hydraulic efficiency pressure system, comprise hydraulic package and lift assemblies, the first high pressure fuel pipe (as 1# high pressure fuel pipe 10) and the second high pressure fuel pipe (as 2# high pressure fuel pipe 15) that are connected with hydraulic package respectively, electric gear wheel pump is connected with the first high pressure fuel pipe, and lift assemblies is connected with the second high pressure fuel pipe.
This hydraulic package, comprise hydraulic reservoir (as hydraulic reservoir 4), be separately positioned on the air filter (as air filter 3) at hydraulic reservoir top, lifting valve (as PT lifting valve 2) and the first triple valve (as 11/2 " threeway 1), the first triple valve is connected with the first coupling end of the first high pressure fuel pipe, lifting valve is connected with the second high pressure fuel pipe and the first triple valve respectively, be equipped with successively ball valve in hydraulic reservoir bottom (as 11/2 " ball valve 5) and oil suction pipe (as 13/4 " oil suction pipe 6), be connected to oil suction pipe away from the second triple valve between one end of ball valve and the second coupling end of the first high pressure fuel pipe (as 11/2 " threeway 1), and, be separately positioned on the first check valve (as check valve 9) and the second check valve (as check valve 9) in the first branch road of the first high pressure fuel pipe and the second branch road of the first high pressure fuel pipe, electric gear series connection of pumps is in the first branch road of the first high pressure fuel pipe, and between the second triple valve and the first check valve, the gear type pump of hydraulic efficiency pressure system is connected in the second branch road of the first high pressure fuel pipe, and between the second triple valve and the second check valve.This hydraulic package, also comprises the limit valve (as limit valve 11) and the Pneumatic valve (as Pneumatic valve 14) that are connected with the first triple valve respectively.
This lift assemblies, comprise the lifting hydraulic ram (as lifting hydraulic ram 12) being connected with the second high pressure fuel pipe, be arranged on the chassis overhang (as chassis overhang 16) of lifting hydraulic ram bottom, and be symmetricly set on the left and right sides of lifting hydraulic ram bottom and be positioned at a pair of lifting bracket (as lifting bracket 13) of chassis overhang top.
The double dynamical compensation hydraulic lifting system of above-described embodiment has loaded an electronic gear type pump on the basis of conventional hydraulic, is handled by the autonomous control system in operator's compartment.Electric gear series connection of pumps, in the oil circuit of hydraulic efficiency pressure system, can provide separately power, also can with the gear type pump co-operation of original system, increase flow system flow, thereby increase work efficiency.
Empirical tests, installs additional after the double dynamical compensation hydraulic lifting system of above-described embodiment, if use separately electric gear wheel pump, the lifting time is constant, but can realize engine off unloading, and fuel oil consumption is zero, the 50 yuan of left and right of reducing expenses every day.When electric gear wheel pump and hydraulic gear pump use simultaneously, the lifting time, fuel oil consumption was 0.25 yuan in 20 seconds, and every day, 25 yuan of capable of saving fuel oil expenses, saved fuel cost year more than 6000 yuan.User can move 3～5 times every day more, the approximately 400 yuan of left and right of increasing income.
Finally it should be noted that: the foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, although the utility model is had been described in detail with reference to previous embodiment, for a person skilled in the art, its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement.All within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (5)
1. a double dynamical compensation hydraulic lifting system, is characterized in that, comprises hydraulic efficiency pressure system, and is connected on the electric gear wheel pump in the oil circuit of described hydraulic efficiency pressure system place; Described electric gear wheel pump, the electric gear wheel pump of being handled by the autonomous control system in operator's compartment, can work independently power is provided, and also can provide power with the gear type pump co-operation of hydraulic efficiency pressure system.
2. double dynamical compensation hydraulic lifting system according to claim 1, it is characterized in that, described hydraulic efficiency pressure system, comprise hydraulic package and lift assemblies, the first high pressure fuel pipe and the second high pressure fuel pipe that are connected with described hydraulic package respectively, described electric gear wheel pump is connected with the first high pressure fuel pipe, and described lift assemblies is connected with the second high pressure fuel pipe.
3. double dynamical compensation hydraulic lifting system according to claim 2, it is characterized in that, described hydraulic package, comprise hydraulic reservoir, be separately positioned on the air filter at described hydraulic reservoir top, lifting valve and the first triple valve, described the first triple valve is connected with the first coupling end of the first high pressure fuel pipe, described lifting valve is connected with described the second high pressure fuel pipe and the first triple valve respectively, be equipped with successively ball valve and oil suction pipe in described hydraulic reservoir bottom, be connected to oil suction pipe away from the second triple valve between one end of ball valve and the second coupling end of the first high pressure fuel pipe, and, be separately positioned on the first check valve and the second check valve in the first branch road of the first high pressure fuel pipe and the second branch road of the first high pressure fuel pipe,
Described electric gear series connection of pumps is in the first branch road of the first high pressure fuel pipe, and between the second triple valve and the first check valve; The gear type pump of hydraulic efficiency pressure system is connected in the second branch road of the first high pressure fuel pipe, and between the second triple valve and the second check valve.
4. double dynamical compensation hydraulic lifting system according to claim 3, is characterized in that, described hydraulic package also comprises the limit valve and the Pneumatic valve that are connected with the first triple valve respectively.
5. according to the double dynamical compensation hydraulic lifting system described in any one in claim 2-4, it is characterized in that, described lift assemblies, comprise the lifting hydraulic ram being connected with described the second high pressure fuel pipe, be arranged on the chassis overhang of described lifting hydraulic ram bottom, and be symmetricly set on the left and right sides of described lifting hydraulic ram bottom and be positioned at a pair of lifting bracket of chassis overhang top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420297723.8U CN203864523U (en) | 2014-06-06 | 2014-06-06 | Dual-power compensation type hydraulic lifting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420297723.8U CN203864523U (en) | 2014-06-06 | 2014-06-06 | Dual-power compensation type hydraulic lifting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203864523U true CN203864523U (en) | 2014-10-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420297723.8U Expired - Lifetime CN203864523U (en) | 2014-06-06 | 2014-06-06 | Dual-power compensation type hydraulic lifting system |
Country Status (1)
| Country | Link |
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| CN (1) | CN203864523U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104385966A (en) * | 2014-11-19 | 2015-03-04 | 赵永胜 | Hydraulic lifting control system of dumper |
| CN106740364A (en) * | 2016-12-19 | 2017-05-31 | 山东梁山沃德汽车制造有限公司 | Self-unloading tipping prevention device |
-
2014
- 2014-06-06 CN CN201420297723.8U patent/CN203864523U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104385966A (en) * | 2014-11-19 | 2015-03-04 | 赵永胜 | Hydraulic lifting control system of dumper |
| CN106740364A (en) * | 2016-12-19 | 2017-05-31 | 山东梁山沃德汽车制造有限公司 | Self-unloading tipping prevention device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141008 |