CN202625727U - Engineering truck and hoisting hydraulic system thereof - Google Patents
Engineering truck and hoisting hydraulic system thereof Download PDFInfo
- Publication number
- CN202625727U CN202625727U CN 201120498623 CN201120498623U CN202625727U CN 202625727 U CN202625727 U CN 202625727U CN 201120498623 CN201120498623 CN 201120498623 CN 201120498623 U CN201120498623 U CN 201120498623U CN 202625727 U CN202625727 U CN 202625727U
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- detecting device
- pressure system
- efficiency pressure
- hydraulic
- temperature
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Abstract
The utility model provides an engineering truck and a hoisting hydraulic system thereof. The hoisting hydraulic system comprises a hydraulic oil tank; a gear pump, an inlet of which is communicated with an outlet of the hydraulic oil tank; a reversing valve, an inlet of which is communicated with an outlet of the gear pump; an oil cylinder, an inlet of which is communicated with an outlet of the reversing valve; and at least a detection device, which is connected to a pipeline between the hydraulic oil cylinder and the oil cylinder, and can be used to detect the flow velocity and the temperature of the hydraulic oil in the pipeline. According to the hoisting hydraulic system provided in the utility model, the detection device can be used for the real-time detection of the operation state of the hydraulic system, and can be used to determine the fault types and positions the first time based on the detection result. In addition, the hoisting hydraulic system provided in the utility model has advantages of simple structure, low implementation costs, and ability of facilitating the reconstruction based on the conventional hoisting or similar hydraulic systems.
Description
Technical field
The utility model relates to hydraulic efficiency pressure system, particularly relates to a kind of engineering truck and lifting hydraulic efficiency pressure system thereof.
Background technology
The hydraulic efficiency pressure system of engineering truck and construction machinery and equipment (for example, the lifting hydraulic efficiency pressure system) in use during et out of order, is difficult to the kind of fault is in time judged with the particular location of fault generation.Usually the tracing trouble mode that adopts in practice is that each parts in the hydraulic efficiency pressure system are pulled down the mode that detects investigation one by one, and maintenance is wasted time and energy, and is very inconvenient.
The utility model content
The utility model is intended to one of solve the problems of the technologies described above at least.
For this reason, the utility model purpose be to propose can the tracing trouble position the lifting hydraulic efficiency pressure system.
Another purpose of the utility model is to propose a kind of engineering truck with this lifting hydraulic efficiency pressure system.
Lifting hydraulic efficiency pressure system according to the utility model one side embodiment comprises: hydraulic reservoir; Gear type pump, the inlet of said gear type pump is communicated with said hydraulic reservoir outlet; Change-over valve, the inlet of said change-over valve is communicated with said gear delivery side of pump; Oil cylinder, the inlet of said oil cylinder is communicated with the outlet of said change-over valve; With at least one detecting device, said detecting device is connected flow velocity and the temperature to detect the hydraulic oil in the said pipeline on the pipeline between said hydraulic reservoir and the said oil cylinder.
According to the lifting hydraulic efficiency pressure system of the utility model embodiment, can the running condition of hydraulic efficiency pressure system be detected in real time through detecting device, and according to testing result in very first time failure judgement type and position.In addition, the lifting hydraulic system structure of the utility model embodiment is simple and be convenient on the basis of existing lifting or similar hydraulic efficiency pressure system, transform, so implementation cost is cheap.
In addition, the lifting hydraulic efficiency pressure system according to the utility model the foregoing description can also have following additional technical characterictic:
Said detecting device comprises: first to the 3rd detecting device; Said first detecting device is located on the pipeline between said hydraulic reservoir and the gear type pump; Said second detecting device is located on the pipeline between said gear type pump and the said change-over valve, and said the 3rd detecting device is located on the pipeline between said change-over valve and the said oil cylinder.
Each said detecting device comprises: be used to detect the flow rate detection module of the flow velocity of said hydraulic oil, the temperature detecting module that is used to detect the temperature of said hydraulic oil is used for handling respectively the processing module of the temperature information that flow rate information that said flow rate detection module detects and said temperature detecting module detect with linking to each other with temperature detecting module with said flow rate detection module respectively.
Said detecting device also comprises linking to each other with said processing module and is used to show the flow velocity of said hydraulic oil and the display module of temperature.
Said detecting device is flow velocity and temperature detection character display tube.
According to the utility model embodiment engineering truck on the other hand, comprising: lifting hydraulic efficiency pressure system, said lifting hydraulic efficiency pressure system are the described lifting hydraulic efficiency pressure systems of above-mentioned each embodiment.
Engineering truck according to the utility model embodiment can detect the running condition of hydraulic efficiency pressure system in real time, and according to testing result in very first time failure judgement type and position.
Additional aspect of the utility model and advantage part in the following description provide, and part will become obviously from the following description, or recognize through the practice of the utility model.
Description of drawings
Above-mentioned and/or additional aspect of the utility model and advantage obviously with are easily understood becoming the description of embodiment from combining figs, wherein:
Fig. 1 is the scheme drawing according to the lifting hydraulic efficiency pressure system of the embodiment of the invention.
The specific embodiment
Describe the embodiment of the utility model below in detail, the example of said embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Be exemplary through the embodiment that is described with reference to the drawings below, only be used to explain the utility model, and can not be interpreted as restriction the utility model.
In the description of the utility model; It will be appreciated that; The orientation of indications such as term " " center ", " vertically ", " laterally ", " on ", D score, " preceding ", " back ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward " or position relation are for based on orientation shown in the drawings or position relation; only be to describe with simplifying for the ease of describing the utility model; rather than the device or the element of indication or hint indication must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction to the utility model.
In addition, term " first ", " second " only are used to describe purpose, and can not be interpreted as indication or hint relative importance.
In the description of the utility model, need to prove that only if clear and definite regulation and qualification are arranged in addition, term " installation ", " linking to each other ", " connection " should be done broad understanding, for example, can be captive joint, connect integratedly, also can be to removably connect; Can be mechanical connection or electrical connection, also can be the connection of two element internals; Can be directly to link to each other, also can link to each other indirectly, for those of ordinary skill in the art, can understand the concrete implication of above-mentioned term as the case may be through intermediary.
According to Fig. 1 the lifting hydraulic efficiency pressure system according to the utility model embodiment is described below.
Lifting hydraulic efficiency pressure system according to the utility model embodiment comprises hydraulic reservoir 1, gear type pump 2, change-over valve 3, oil cylinder 4 and detecting device.
Particularly, hydraulic reservoir 1 is used for stores hydraulic pressure oil, and the outlet of hydraulic reservoir 1 is communicated with the inlet of gear type pump 2 through pipeline, and the outlet of gear type pump 2 is passed through pipeline and is communicated with the inlet of convertible valve 3, and the outlet of convertible valve 3 is communicated with oil cylinder 4.Thus, hydraulic oil flows to oil cylinder 4 from hydraulic oil fuel tank 1 by the road.
On the pipeline between hydraulic reservoir 1 and the oil cylinder 4, be connected with at least one detecting device, in order to the flow velocity and the temperature of the hydraulic oil in the signal piping.For example, the flow velocity of hydraulic oil reduces suddenly, possibly cause owing to revealing or stopping up; And hydraulic fluid temperature raises, and possibly be because hydraulic oil is rotten or too dirty.
According to the lifting hydraulic efficiency pressure system of the utility model embodiment, can the running condition of hydraulic efficiency pressure system be detected in real time through detecting device, and according to testing result in very first time failure judgement type and position.In addition, the lifting hydraulic system structure of the utility model embodiment is simple and be convenient on the basis of existing lifting or similar hydraulic efficiency pressure system, transform, so implementation cost is cheap.
Preferably, detecting device comprises: first detecting device 51, second detecting device 52 and the 3rd detecting device 53.First detecting device 51 is located on the pipeline between hydraulic reservoir 1 and the gear type pump 2, to detect the failure condition of hydraulic reservoir 1.Second detecting device 52 is located on the pipeline between gear type pump 2 and the change-over valve 3, with the failure condition of detection of gear pump 2.The 3rd detecting device 53 is located on the pipeline between change-over valve 3 and the oil cylinder 4, to detect the failure condition of change-over valve 3.If the hydraulic efficiency pressure system et out of order, and first to the 3rd detecting device 51-53 would not all detect unusually, can judge that then the trouble point is an oil cylinder 4.
Through for different hydraulic units cooresponding detecting device being set respectively, the lifting hydraulic efficiency pressure system of the utility model embodiment can be judged the particular location of et out of order accurately, thus the manpower and materials of greatly having saved in maintenance to be spent.
According to an embodiment of the utility model, each detecting device comprises: flow rate detection module, temperature detecting module and processing module (not shown).
Particularly; The flow rate detection module is used to detect the flow velocity of hydraulic oil; Temperature detecting module is used to detect the temperature of hydraulic oil, and processing module links to each other with temperature detecting module with the flow rate detection module respectively and handles the flow rate information of flow rate detection module detection and the temperature information that temperature detecting module detects respectively.Can detected flow velocity and temperature information and flow velocity and temperature preset value be compared through processing module, if surpass preset value then report to the police with the prompting user.
According to an embodiment of the utility model, detecting device also comprises the display module that links to each other with processing module.Display module is used to show the information and the alarm of hydraulic oil flow velocity and temperature.
Preferably, detecting device is flow velocity and temperature detection character display tube.The outer wall of flow velocity and temperature detection character display tube is a display part, through being connected with display module to show the information and the alarm of hydraulic oil flow velocity and temperature.Flow velocity and temperature detection character display tube not only can be with low cost, are convenient to install and can show the hydraulic efficiency pressure system operation information to the user in real time through display part.
Engineering truck according to the utility model embodiment is described below.
Engineering truck according to the utility model embodiment comprises: the lifting hydraulic efficiency pressure system.The lifting hydraulic efficiency pressure system is the described lifting hydraulic efficiency pressure system of above-mentioned each embodiment.Thus, can the running condition of lifting hydraulic efficiency pressure system be detected in real time according to the engineering truck of the utility model embodiment, and according to testing result in very first time failure judgement type and position.
Other formations according to the engineering truck of the utility model the foregoing description can be that those of ordinary skills are known, repeat no more at this.
In the description of this specification sheets, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means the concrete characteristic, structure, material or the characteristics that combine this embodiment or example to describe and is contained among at least one embodiment or example of the utility model.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete characteristic, structure, material or the characteristics of description can combine with suitable manner in any one or more embodiment or example.
Although illustrated and described the embodiment of the utility model; Those having ordinary skill in the art will appreciate that: under the situation of principle that does not break away from the utility model and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, the scope of the utility model is limited claim and equivalent thereof.
Claims (6)
1. a lifting hydraulic efficiency pressure system is characterized in that, comprising:
Hydraulic reservoir;
Gear type pump, the inlet of said gear type pump is communicated with said hydraulic reservoir outlet;
Change-over valve, the inlet of said change-over valve is communicated with said gear delivery side of pump;
Oil cylinder, the inlet of said oil cylinder is communicated with the outlet of said change-over valve; With
At least one detecting device, said detecting device are connected flow velocity and the temperature to detect the hydraulic oil in the said pipeline on the pipeline between said hydraulic reservoir and the said oil cylinder.
2. lifting hydraulic efficiency pressure system according to claim 1; It is characterized in that; Said detecting device comprises: first to the 3rd detecting device; Said first detecting device is located on the pipeline between said hydraulic reservoir and the gear type pump, and said second detecting device is located on the pipeline between said gear type pump and the said change-over valve, and said the 3rd detecting device is located on the pipeline between said change-over valve and the said oil cylinder.
3. lifting hydraulic efficiency pressure system according to claim 1 and 2 is characterized in that, each said detecting device comprises:
Be used to detect the flow rate detection module of the flow velocity of said hydraulic oil, the temperature detecting module that is used to detect the temperature of said hydraulic oil is used for handling respectively the processing module of the temperature information that flow rate information that said flow rate detection module detects and said temperature detecting module detect with linking to each other with temperature detecting module with said flow rate detection module respectively.
4. lifting hydraulic efficiency pressure system according to claim 3 is characterized in that, said detecting device also comprises linking to each other with said processing module and is used to show the flow velocity of said hydraulic oil and the display module of temperature.
5. lifting hydraulic efficiency pressure system according to claim 4 is characterized in that, said detecting device is flow velocity and temperature detection character display tube.
6. an engineering truck is characterized in that, comprising: lifting hydraulic efficiency pressure system, said lifting hydraulic efficiency pressure system are according to each described lifting hydraulic efficiency pressure system of claim 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120498623 CN202625727U (en) | 2011-12-02 | 2011-12-02 | Engineering truck and hoisting hydraulic system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120498623 CN202625727U (en) | 2011-12-02 | 2011-12-02 | Engineering truck and hoisting hydraulic system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202625727U true CN202625727U (en) | 2012-12-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120498623 Expired - Fee Related CN202625727U (en) | 2011-12-02 | 2011-12-02 | Engineering truck and hoisting hydraulic system thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202625727U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106672852A (en) * | 2017-02-23 | 2017-05-17 | 常熟市双月机械有限公司 | Multifunctional vehicle-mounted hydraulic lifting table |
-
2011
- 2011-12-02 CN CN 201120498623 patent/CN202625727U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106672852A (en) * | 2017-02-23 | 2017-05-17 | 常熟市双月机械有限公司 | Multifunctional vehicle-mounted hydraulic lifting table |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20191202 |