CN106353122B - The unhook experimental rig of dynamic compaction machinery - Google Patents
The unhook experimental rig of dynamic compaction machinery Download PDFInfo
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- CN106353122B CN106353122B CN201610942125.5A CN201610942125A CN106353122B CN 106353122 B CN106353122 B CN 106353122B CN 201610942125 A CN201610942125 A CN 201610942125A CN 106353122 B CN106353122 B CN 106353122B
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- unhook
- clamping head
- cavity
- experimental rig
- fuel tank
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/007—Subject matter not provided for in other groups of this subclass by applying a load, e.g. for resistance or wear testing
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a kind of unhook experimental rigs of dynamic compaction machinery, including fuel tank, overflow valve, firm banking and load cylinder, and wherein load cylinder is installed on the fixed base, and is connected to fuel tank.The piston telescopic end of load cylinder is equipped with for connecting hooking device with detacher.Load cylinder has the first cavity and the second cavity, the piston rod of load cylinder is located in the first cavity, it is flowed to along liquid by fuel tank and is equipped with check valve between the first cavity, overflow valve one end is connect with fuel tank, the piping connection between the other end and check valve and the first cavity.Pass through the devices such as setting load cylinder, fuel tank, overflow valve and firm banking, hammering quality can be simulated, and it is possible to prevente effectively from the case where being impacted using hammer ram to place and ambient enviroment, and then staff can carry out unhook test to dynamic compaction machinery inside, therefore, unhook experimental rig provided by the present application tests dynamic compaction machinery convenient for staff.
Description
Technical field
The present invention relates to technical field of engineering machinery, in particular to the unhook experimental rig of a kind of dynamic compaction machinery.
Background technique
So that hammer ram freely falling body is rammed ground by hanging load and hammer ram being raised to specified altitude assignment and broken off relations when dynamic compaction machinery is work, comes
Reach a kind of engineering mechanical device on compacting ground.Wherein, detacher is for hanging load hammer ram, when reaching specified altitude assignment, by de-
The pulling of hook wirerope can unclamp the device for the hammer ram for hanging load.Hammer ram is the weight for ramming ground, by welding or casting
It is fabricated, the dynamic compaction machinery of different model uses the hammer ram of different weight.
Work condition environment when being used due to dynamic compaction machinery is severe, and the functional reliability of dynamic compaction machinery is needed as an important indicator
It to be tested by the ramming of complete machine and the performance of product is tested, and then found the problem in time, constantly improve properties of product.?
Carry out dynamic compaction machinery performance test when, if tested inside, when due to ramming, hammer ram and ground face contact, vibration and
Noise is very big, very big to the destructiveness of surrounding resident and test site.It is steady due to dynamic compaction machinery if used in construction site
Qualitative positional goes wrong in use process, is easy delay construction, and round transports and test, needs to put into biggish manpower
And material resources, and the period is longer.
Therefore, how dynamic compaction machinery to be tested convenient for staff, is those skilled in the art's technology urgently to be resolved
Problem.
Summary of the invention
The object of the present invention is to provide a kind of unhook experimental rigs of dynamic compaction machinery, in order to which staff carries out dynamic compaction machinery
Test.
To achieve the above object, the present invention provides a kind of unhook experimental rig of dynamic compaction machinery, including fuel tank, overflow valve, solid
Determine pedestal and installation on the fixed base, and the load cylinder being connected to the fuel tank, the piston of the load cylinder are stretched
Contracting end is equipped with for connecting hooking device with detacher;
The load cylinder has the first cavity and the second cavity, and the piston rod of the load cylinder is located at first chamber
In vivo, it is flowed to along liquid by the fuel tank and is equipped with check valve, described overflow valve one end and the fuel tank between first cavity
Connection, the piping connection between the other end and the check valve and first cavity.
Preferably, further include pressure gauge for measuring first cavity pressure.
It preferably, further include cylinder supporting device, the cylinder supporting device includes support rod, movable part and both ends difference
The dynamic clamping head and quiet clamping head connecting with the support rod and the movable part, the bottom end of the support rod are fixedly connected on the fixed bottom
On seat, the hooking device is mounted on the movable part.
Preferably, the support rod is four, four square distributions of support rod, is set on each support rod
There is the dynamic clamping head and quiet clamping head.
Preferably, the movable part includes that two lateral fixed links and both ends are connect with two lateral fixed links respectively
Longitudinally fixed bar, the hooking device is mounted on the longitudinally fixed bar, and the dynamic clamping head and quiet clamping head is mounted on the transverse direction
In fixed link.
Preferably, the longitudinally fixed bar and the lateral fixed link are hollow stem.
Preferably, the cylinder supporting device further includes guide rod, and the support rod and the dynamic clamping head and quiet clamping head are arranged
On the outside of the guide rod, the top of the guide rod is connect with the movable part.
Preferably, the dynamic clamping head and quiet clamping head is spring.
Preferably, the both ends of the dynamic clamping head and quiet clamping head are detachably connected with the support rod and the movable part respectively.
It preferably, further include setting on the load cylinder, and the row being connected with the limit on dynamic compaction machinery master winch
Cheng Kaiguan.
In the above-mentioned technical solutions, the unhook experimental rig of dynamic compaction machinery provided by the invention includes fuel tank, overflow valve, fixation
Pedestal and load cylinder, wherein load cylinder is installed on the fixed base, and is connected to fuel tank.The piston of load cylinder is flexible
End is equipped with for connecting hooking device with detacher.Load cylinder has the first cavity and the second cavity, the piston of load cylinder
Bar is located in the first cavity, is flowed to along liquid by fuel tank and is equipped with check valve between the first cavity, and overflow valve one end is connect with fuel tank,
Piping connection between the other end and check valve and the first cavity.When needing to carry out dynamic compaction machinery unhook test, hooking device
With the piston rod of detacher tensile loads oil cylinder, pressure oil indentation overflow valve is generated pressure by load cylinder, thus test simulation
The process of hammer ram load, during stretching oil cylinder, unhook wirerope is gradually tightened, and is pulled detacher test and is broken off relations, simulation is rammed
Hammer the operating condition to break off relations into shape.Wherein overflow valve generates loading force when load cylinder is by hydraulic oil indentation overflow valve for passively loading,
Loading force can be changed by regulation relief valve, ensure that the different requirement of different model dynamic compaction machinery loading force.Wherein, by overflowing
It flows the parameters such as loading force and the oil cylinder cylinder diameter of valve and calculates the loading force size for acting on detacher, simulate hammering quality, unidirectionally
Repairing when valve is resetted for load cylinder.
As can be seen from the above description, in the unhook experimental rig of dynamic compaction machinery provided by the invention, pass through setting load oil
The devices such as cylinder, fuel tank, overflow valve and firm banking can simulate hammering quality, and it is possible to prevente effectively from using hammer ram to place
And ambient enviroment the case where impacting, and then staff can carry out unhook test to dynamic compaction machinery inside, and therefore, this Shen
The unhook experimental rig that please be provided tests dynamic compaction machinery convenient for staff.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of unhook experimental rig provided by the embodiment of the present invention;
Fig. 2 is the hydraulic state figure of unhook experimental rig provided by the embodiment of the present invention;
Fig. 3 is the working state figure of unhook experimental rig provided by the embodiment of the present invention.
Wherein in Fig. 1-3: 1- movable part, 2- support rod, 3- load cylinder, 4- firm banking, 5- fuel tank, 6- pressure gauge,
7- overflow valve, 8- dynamic clamping head and quiet clamping head, 9- unhook wirerope, 10- detacher, 11- check valve.
Specific embodiment
Core of the invention is to provide a kind of unhook experimental rig of dynamic compaction machinery, in order to which staff carries out dynamic compaction machinery examination
It tests.
In order to make those skilled in the art more fully understand technical solution of the present invention, with reference to the accompanying drawing and embodiment party
The present invention is described in further detail for formula.
Fig. 1 to Fig. 3 is please referred to, in a specific embodiment, the dynamic compaction machinery that the specific embodiment of the invention provides takes off
Hook experimental rig includes fuel tank 5, overflow valve 7, firm banking 4 and load cylinder 3, wherein load cylinder 3 is mounted on firm banking
On 4, and it is connected to fuel tank 5.The piston telescopic end of load cylinder 3 is equipped with for connecting hooking device with detacher 10.Load oil
Cylinder 3 has the first cavity and the second cavity, and the piston rod of load cylinder 3 is located in the first cavity, flows to the by fuel tank 5 along liquid
Check valve 11 is equipped between one cavity, 7 one end of overflow valve is connect with fuel tank 5, between the other end and check valve 11 and the first cavity
Piping connection.
When needing to carry out dynamic compaction machinery unhook test, the piston rod of 10 tensile loads oil cylinder 3 of hooking device and detacher,
Pressure oil indentation overflow valve 7 is generated pressure by load cylinder 3, so that the process of test simulation hammer ram load, is stretching oil cylinder mistake
Cheng Zhong, unhook wirerope 9 are gradually tightened, and are pulled the test of detacher 10 and are broken off relations, simulate the operating condition of rammer unhooking.Wherein, overflow valve 7
For passively loading, loading force is generated when hydraulic oil is pressed into overflow valve 7 by load cylinder 3, loading force passes through regulation relief valve 7
It can change, by the size of the adjustable loading force for acting on detacher 10 of 7 oil pressure relief of regulation relief valve, ensure that difference
The different requirement of model dynamic compaction machinery loading force.Wherein, effect is calculated by parameters such as the loading force of overflow valve 7 and oil cylinder cylinder diameters
In the loading force size of detacher 10, hammering quality, repairing when check valve 11 is resetted for load cylinder 3 are simulated.
As can be seen from the above description, in the unhook experimental rig of the dynamic compaction machinery provided by the specific embodiment of the invention, lead to
The devices such as setting load cylinder 3, fuel tank 5, overflow valve 7 and firm banking 4 are crossed, hammering quality can be simulated, and can effectively keep away
Exempt from the case where place and ambient enviroment are impacted using hammer ram, and then staff inside can take off dynamic compaction machinery
Hook test, therefore, unhook experimental rig provided by the present application tests dynamic compaction machinery convenient for staff.
Further, which further includes the pressure gauge 6 for measuring the first cavity pressure, specifically, pressure
Table 6 can be placed on the pipeline between overflow valve 7 and load cylinder 3.It is timely convenient for staff by the way that pressure gauge 6 is arranged
The pressure condition of load cylinder 3 is learnt, convenient for accurate simulation hammering quality.
Further, which further includes cylinder supporting device, and cylinder supporting device includes support rod 2, lives
The dynamic clamping head and quiet clamping head 8 that moving part 1 and both ends are connect with support rod 2 and movable part 1 respectively, the bottom end of support rod 2 are fixedly connected on
Determine on pedestal 4, hooking device is mounted on movable part 1.Support rod 2 is two or three etc., excellent when support rod 2 is three
Choosing, three 2 lines of support rod are in equilateral triangle.Specifically, dynamic clamping head and quiet clamping head 8 specifically can be bellows, it is de- in order to reduce
Hook experimental rig cost, and extend the service life of dynamic clamping head and quiet clamping head 8, it is preferable that dynamic clamping head and quiet clamping head 8 is spring.Wherein, elasticity is multiple
Position part 8 can be fixed by the modes such as being bonded, welding, and dismount dynamic clamping head and quiet clamping head 8 for the ease of staff, it is preferable that elasticity is multiple
The both ends of position part 8 are detachably connected with support rod 2 and movable part 1 respectively.Joined by the loading force of overflow valve 7 and oil cylinder cylinder diameter etc.
Several and spring tension can calculate the loading force size for acting on detacher 10, simulate hammering quality.3 device of load cylinder
It automatically resets, only needs artificially to complete hook in use, parameter is adjusted and do not need other operations substantially, convenient
Simply, the labor intensity of staff is significantly reduced.
Preferably, support rod 2 is four, and four square distributions of support rod 2, each support rod 2 is equipped with a bullet
Property return unit 8.Since support rod 2 is four, load cylinder 3 is dismounted convenient for staff.
Preferably, movable part 1 includes two lateral fixed links and the longitudinal direction that both ends are connect with two lateral fixed links respectively
Fixed link, i.e., two lateral fixed links and longitudinally fixed bar form " I " fonts, and hooking device is mounted on longitudinally fixed bar, bullet
Property return unit 8 is mounted in lateral fixed link.In order to reduce cost, it is preferable that longitudinally fixed bar is hollow with lateral fixed link
Bar.By the way that lateral fixed link and longitudinally fixed bar is arranged, the stationarity of hooking device movement is improved, while being convenient for staff
Dynamic clamping head and quiet clamping head 8 is installed.
Further, which further includes guide rod, and support rod 2 and dynamic clamping head and quiet clamping head 8 are set in guide rod
The top in outside, guide rod is connect with movable part 1.By the way that guide rod is arranged, convenient for the piston rod even running of load cylinder 3,
The job stability for improving unhook experimental rig extends the service life of unhook experimental rig.
On the basis of above-mentioned each scheme, in order to extend the service life of unhook experimental rig, avoid causing due to failure
Load cylinder 3 is flexible excessive, it is preferable that the unhook experimental rig further includes travel switch, wherein travel switch setting is in load oil
On cylinder 3, and it is connected with the limit on dynamic compaction machinery master winch.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (9)
1. a kind of unhook experimental rig of dynamic compaction machinery, which is characterized in that including fuel tank (5), overflow valve (7), firm banking (4) and
The load cylinder (3) for being mounted on the firm banking (4), and being connected to the fuel tank (5), the work of the load cylinder (3)
Telescopic end is filled in be equipped with for connecting hooking device with detacher (10);
The load cylinder (3) has the first cavity and the second cavity, and the piston rod of the load cylinder (3) is located at described first
In cavity, is flowed to along liquid by the fuel tank (5) and be equipped with check valve (11) between first cavity, the overflow valve (7) one
End is connect with the fuel tank (5), the piping connection between the other end and the check valve (11) and first cavity;
Further include cylinder supporting device, the cylinder supporting device include support rod (2), movable part (1) and both ends respectively with institute
The dynamic clamping head and quiet clamping head (8) of support rod (2) and the movable part (1) connection is stated, the bottom end of the support rod (2) is fixedly connected on institute
It states on firm banking (4), the hooking device is mounted on the movable part (1).
2. unhook experimental rig according to claim 1, which is characterized in that further include for measuring in first cavity
The pressure gauge (6) of pressure.
3. unhook experimental rig according to claim 1, which is characterized in that the support rod (2) is four, described in four
Support rod (2) square distribution, each support rod (2) are equipped with a dynamic clamping head and quiet clamping head (8).
4. unhook experimental rig according to claim 3, which is characterized in that the movable part (1) includes that two transverse directions are solid
The longitudinally fixed bar that fixed pole and both ends are connect with two lateral fixed links respectively, the hooking device are mounted on the longitudinal direction
In fixed link, the dynamic clamping head and quiet clamping head (8) is mounted in the lateral fixed link.
5. unhook experimental rig according to claim 4, which is characterized in that the longitudinally fixed bar and the transverse direction are fixed
Bar is hollow stem.
6. unhook experimental rig according to claim 1, which is characterized in that the cylinder supporting device further includes guiding
Bar, the support rod (2) and the dynamic clamping head and quiet clamping head (8) are set on the outside of the guide rod, the top of the guide rod with
Movable part (1) connection.
7. unhook experimental rig according to claim 1, which is characterized in that the dynamic clamping head and quiet clamping head (8) is spring.
8. unhook experimental rig according to claim 7, which is characterized in that distinguish at the both ends of the dynamic clamping head and quiet clamping head (8)
It is detachably connected with the support rod (2) and the movable part (1).
9. unhook experimental rig according to claim 1 to 8, which is characterized in that further include that setting adds described
It carries on oil cylinder (3), and the travel switch being connected with the limit on dynamic compaction machinery master winch.
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CN201610942125.5A CN106353122B (en) | 2016-10-25 | 2016-10-25 | The unhook experimental rig of dynamic compaction machinery |
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CN201610942125.5A CN106353122B (en) | 2016-10-25 | 2016-10-25 | The unhook experimental rig of dynamic compaction machinery |
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CN106353122B true CN106353122B (en) | 2019-06-04 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202166519U (en) * | 2011-08-24 | 2012-03-14 | 东北农业大学 | Ship steering engine loading device for ground test |
CN202471432U (en) * | 2011-12-30 | 2012-10-03 | 杭州杭重工程机械有限公司 | Dynamic compaction test bed |
JP2014114586A (en) * | 2012-12-10 | 2014-06-26 | Hitachi Constr Mach Co Ltd | Detachment device of connecting-pin |
CN206161336U (en) * | 2016-10-25 | 2017-05-10 | 北京中车重工机械有限公司 | Strong unhook test device who rams machine |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6150038A (en) * | 1984-08-20 | 1986-03-12 | Power Reactor & Nuclear Fuel Dev Corp | Material testing apparatus |
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2016
- 2016-10-25 CN CN201610942125.5A patent/CN106353122B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202166519U (en) * | 2011-08-24 | 2012-03-14 | 东北农业大学 | Ship steering engine loading device for ground test |
CN202471432U (en) * | 2011-12-30 | 2012-10-03 | 杭州杭重工程机械有限公司 | Dynamic compaction test bed |
JP2014114586A (en) * | 2012-12-10 | 2014-06-26 | Hitachi Constr Mach Co Ltd | Detachment device of connecting-pin |
CN206161336U (en) * | 2016-10-25 | 2017-05-10 | 北京中车重工机械有限公司 | Strong unhook test device who rams machine |
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