CN209340399U - The gas-liquid separated oil buffer of adjustable type - Google Patents
The gas-liquid separated oil buffer of adjustable type Download PDFInfo
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- CN209340399U CN209340399U CN201822222744.4U CN201822222744U CN209340399U CN 209340399 U CN209340399 U CN 209340399U CN 201822222744 U CN201822222744 U CN 201822222744U CN 209340399 U CN209340399 U CN 209340399U
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Abstract
The utility model proposes a kind of gas-liquid separated oil buffers of adjustable type, comprising: buffer ontology is arranged with piston tube in buffer ontology, and one end of piston tube is equipped with piston, and the other end extends to the outside of buffer ontology and is equipped with impact head；Second chamber is provided in piston tube, impact head is provided with air inlet/outlet, solves the problems, such as that traditional structure gas chamber leaks；End cap is installed in the first cavity, liquid is filled between end cap and piston；Installation extends to the pressure pipe of second chamber on end cap, and third chamber is arranged in pressure pipe, throttle orifice is arranged on pressure pipe；Floating piston is arranged in second chamber, third chamber offsets with floating piston；Impact head, which is pressurized, pushes piston to move down, by generating damping in throttle orifice feed pressure pipe after liquid compression；Hydraulic oil is flowed to second chamber direction pushes floating piston to move up, and gas is discharged by air inlet/outlet, effectively solves the problems, such as that script air pressure increases bring reaction force and increases.
Description
Technical field
The utility model relates to oleo cushion equipment technical fields, more particularly, to a kind of gas-liquid separated oil of adjustable type
Compression buffer.
Background technique
With China's industrial automation technology high speed development, more automatic technologies are just continued to bring out, oil buffer
Also it is used by more equipment, oil buffer has that installation is simple, compact-sized, absorbs that kinetic energy is big, buffering course is flat
Surely, the advantages that easy to maintain, can greatly improve the operational efficiency of mechanical equipment, and the prolonged mechanical service life runs for mechanical equipment
Security protection is provided.Gas-liquid separated oil buffer possesses bigger absorption energy, is widely used in harbour, steel always
The fields such as iron, railway.
The gas chamber of existing oil buffer structure uses enclosed construction, and is equipped with a gas nozzle in the end of gas chamber.?
In work, gas is squeezed that air pressure is caused to be doubled and redoubled by hydraulic oil, and the air pressure inside the big then to the anti-work of impacting object
Firmly bigger, this be easy to cause the rebound of impacting object, buffering it is ineffective.In addition, oil buffer works long hours
Afterwards, the gas inside sealed air chamber can slowly leak to cause air pressure inside insufficient, cause piston tube involution incomplete, this
The buffering effect that will cause buffer is bad.
Utility model content
The utility model proposes a kind of gas-liquid separated oil buffers of adjustable type, reduce sealed gas chamber air pressure and increase
The big problem of bring reaction force solves impacting object to the rebound phenomena of oil buffer, increases buffering effect.
The technical solution of the utility model is achieved in that
The gas-liquid separated oil buffer of adjustable type, comprising: buffer ontology is provided with two in the buffer ontology
The first open cavity is held, is arranged with piston tube in first cavity, the piston tube is located at one end of first cavity
Piston is installed, the other end of the piston tube extends to the outside of the buffer ontology and is equipped with impact head；The work
The second chamber of open at both ends is provided in plug pipe, the impact head and piston are communicated with the second chamber, the shock
Air inlet/outlet is provided on head；
One end that the piston tube is located remotely from first cavity is also equipped with end cap, between the end cap and piston
First cavity in be filled with liquid；The pressure pipe extended in first chamber, the pressure are installed on the end cap
The end of pipe is through the piston and extends in second chamber；
The pressure pipe is internally provided with third chamber, and several connection third chambers are provided on the pressure pipe
With the throttle orifice of second chamber；Floating piston, the third chamber and the floating piston phase are arranged in the second chamber
It supports.
As an improvement mode, is equipped between the buffer ontology and the piston tube for detecting the piston
The stroke detection mechanism that pipe resets.
As an improvement mode, guide flange is installed on the buffer ontology, the stroke detection mechanism includes
The magnet being mounted in piston tube, further includes the Magnetic Induction switch being installed on the guide flange, and the Magnetic Induction is opened
Pass matches with the magnet.
As an improvement mode, adjustment bolt compatible with the pressure pipe, the tune are provided in the pressure pipe
Whole bolt screw thread is installed on the end cap.
As an improvement mode, it is located in the pressure pipe on the adjustment bolt and is provided with helicla flute.
As an improvement mode, the liquid is hydraulic oil.
As an improvement mode, is equipped with dustband between the piston tube and buffer ontology.
As an improvement mode, is equipped with sealing ring between the piston tube and impact head.
Using above-mentioned technical proposal, the utility model has the following beneficial effects:
The gas-liquid separated oil buffer of adjustable type, comprising: it is spacious to be provided with both ends in buffer ontology for buffer ontology
Mouthful the first cavity, be arranged with piston tube in the first cavity, one end that piston tube is located at the first cavity is equipped with piston, piston tube
The other end extend to the outside of buffer ontology and impact head be installed；The second chamber of open at both ends is provided in piston tube
Room, impact head and piston are communicated with second chamber, and air inlet/outlet is provided in impact head；It is solved by open air inlet/outlet
The problem of air pressure inside deficiency caused by traditional structure sealed air chamber leaks；Piston tube is located remotely from first cavity
One end is also equipped with end cap, and liquid is filled in the first cavity between end cap and piston；It is equipped on end cap and extends to first
The end of the indoor pressure pipe of chamber, pressure pipe through piston and extends in second chamber；Pressure pipe is internally provided with third
Chamber is provided with the throttle orifices of several connection third chambers and second chamber on pressure pipe；Floating is arranged in second chamber to live
Plug, third chamber offset with floating piston；When impact head is by external force collision, piston tube pushes piston to move down, and squeezes internal
Liquid, liquid flow into third chamber by the throttle orifice on pressure pipe after being pressurized and generate damping；With piston tube gradually under
It moves, hydraulic oil flows after feed pressure pipe to second chamber direction, pushes floating piston to move up, air inlet/outlet is at this time
Exhaust condition, gas are all discharged by air inlet/outlet, effectively solve the problems, such as that script air pressure increases bring reaction force and increases；
After loading removal, by inflating to second chamber, stroke is subjected to involution；Switching gas circuit arranges second chamber after the completion of involution
Gas so recycles.
Due to being equipped with the stroke detection mechanism for detecting piston tube reset, detection between buffer ontology and piston tube
Whether piston tube resets completely, to remove from equipment operation due to the incomplete bring security risk of stroke involution, protects
Demonstrate,prove the buffering effect of buffer.
Due to being equipped with guide flange on buffer ontology, stroke detection mechanism includes the magnet being mounted in piston tube,
It further include the Magnetic Induction switch being installed on guide flange, Magnetic Induction switch matches with magnet.Magnetic Induction switch inspection
It surveys whether the magnet being arranged in piston tube reaches predetermined position, the whether complete involution of stroke is determined with this, it is simple and practical in structure.
Due to being provided with adjustment bolt compatible with pressure pipe in pressure pipe, adjustment bolt screw thread is installed on end cap, passes through
Rotation adjustment bolt, progressively closes off the quantity of throttle orifice, so that the flow of throttle orifice is controlled, to realize the adjusting to damping force.
It is provided with helicla flute due to being located in pressure pipe on adjustment bolt, damping effect is further improved while easy to process
Fruit.
Due to being equipped with dustband between piston tube and buffer ontology, prevent extraneous dust from entering in buffer ontology,
It is slided in buffer ontology to block piston tube.
Due to being equipped with sealing ring between piston tube and impact head, the gas in second chamber is prevented to be dispersed into the external world, from
And influence damping.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the 3 dimensional drawing that the utility model adjusts bolt；
Wherein: 1- buffer ontology, the first cavity of 2-, 3- piston tube, 4- piston, 5- impact head, 6- second chamber, 7- into
Gas outlet, 8- end cap, 9- pressure pipe, 10- third chamber, 11- throttle orifice, 12- floating piston, 13- stroke detection mechanism, 14-
Guide flange, 15- magnet, 16- Magnetic Induction switch, 17- adjust bolt, 18- helicla flute, 19- dustband, 20- sealing ring.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, the gas-liquid separated oil buffer of the utility model adjustable type, comprising: buffer ontology 1 delays
The first cavity 2 for being provided with open at both ends in device ontology 1 is rushed, piston tube 3 is arranged in the first cavity 2, piston tube 3 is located at first
One end of cavity 2 is equipped with piston 4, and the other end of piston tube 3 extends to the outside of buffer ontology 1 and is equipped with impact head 5；
The second chamber 6 of open at both ends is provided in piston tube 3, impact head 5 and piston 4 are communicated with second chamber 6, in impact head 5
It is provided with air inlet/outlet 7.
One end that piston tube 3 is located remotely from first cavity 2 is also equipped with end cap 8, and first between end cap 8 and piston 4
Liquid is filled in cavity 2, liquid is preferably hydraulic oil.The pressure pipe 9 extended in first chamber is installed on end cap 8, is pressed
The end of solenoid 9 is through piston 4 and extends in second chamber 6.
Pressure pipe 9 is internally provided with third chamber 10, and several connection third chambers 10 and second are provided on pressure pipe 9
The throttle orifice 11 of chamber 6；Floating piston 12 is arranged in second chamber 6, third chamber 10 offsets with floating piston 12.
Stroke detection mechanism 13 for detecting the reset of piston tube 3 is installed between buffer ontology 1 and piston tube 3.
Guide flange 14 is installed, stroke detection mechanism 13 includes the magnet being mounted in piston tube 3 on buffer ontology 1
15, it further include the Magnetic Induction switch 16 being installed on guide flange 14, Magnetic Induction switch 16 is controlled by controller, magnetic
Inductive switch 16 matches with magnet 15.
Magnetic Induction switch 16 is preferably the Magnetic Induction switch of the model NJK-8002 of Hu Gong group.
Adjustment bolt 17 compatible with pressure pipe 9 is provided in pressure pipe 9, adjustment 17 screw thread of bolt is installed on end cap 8.
Helicla flute 18 is provided with as shown in Fig. 2, being located in pressure pipe 9 on adjustment bolt 17.
Dustband 19 is installed between piston tube 3 and buffer ontology 1；Sealing is installed between piston tube 3 and impact head 5
Circle 20.
When the utility model is used, when impact head 5 is by external force collision, piston tube 3 pushes piston 4 to move down, in extruding
Portion's liquid, liquid flow into third chamber 10 by the throttle orifice 11 on pressure pipe 9 after being pressurized and generate damping；With piston tube 3
Gradually move down, hydraulic oil after feed pressure pipe 9, to 6 direction of second chamber flow, push floating piston 12 move up, at this point,
Air inlet/outlet 7 is in exhaust condition, and gas is all discharged by air inlet/outlet 7, effectively solves script air pressure and increases that bring is counter to be made
The problem of firmly increasing；After loading removal, by inflating to second chamber 6, stroke is subjected to involution；Switch after the completion of involution
Gas circuit is vented second chamber 6, so recycles.
Inflation and exhaust process in the utility model, at air inlet/outlet 7 are as follows: air inlet/outlet 7 is connected to air compressor,
And a two-position-five-way solenoid valve is installed between air inlet/outlet 7 and air compressor, the switching of gas circuit can pass through controller
Solenoid valve is controlled to realize.Two-position-five-way solenoid valve is known to one of ordinary skill in the art, and specific structure is herein
It does not repeat them here.
The reset case of piston tube 3 detects the position of induced magnet 15 by Magnetic Induction switch 16 to determine, magnetism is felt
Controller is passed to behind the position of the detection induced magnet 15 of inductive switch 16, the detection method of stroke detection mechanism 13 is simple and practical.
Controller is preferably PLC, and the detection signal of Magnetic Induction switch 16 is received by PLC, and controls solenoid valve respectively
To open or close be function possessed by PLC itself, PLC's receives signal and is this according to the technology that model controls solenoid valve
Known to the affiliated those of ordinary skill in field, this will not be repeated here.
When damping cannot be met the requirements, the flow of throttle orifice 11 can be controlled by rotation adjustment bolt 17, is come with this
Control the size of damping force.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (8)
1. the gas-liquid separated oil buffer of adjustable type, comprising: buffer ontology, which is characterized in that
It is provided with the first cavity of open at both ends in the buffer ontology, is arranged with piston tube in first cavity, it is described
One end that piston tube is located at first cavity is equipped with piston, and the other end of the piston tube extends to the buffer ontology
Outside and impact head is installed；The second chamber of open at both ends is provided in the piston tube, the impact head and piston are equal
It is communicated with the second chamber, the impact head is provided with air inlet/outlet；
One end that the piston tube is located remotely from first cavity is also equipped with end cap, the institute between the end cap and piston
It states in the first cavity filled with liquid；The pressure pipe extended in first chamber is installed on the end cap, the pressure pipe
End is through the piston and extends in second chamber；
The pressure pipe is internally provided with third chamber, and several connections third chamber and the are provided on the pressure pipe
The throttle orifice of two chambers；Floating piston is arranged in the second chamber, the third chamber offsets with the floating piston.
2. the gas-liquid separated oil buffer of adjustable type as described in claim 1, which is characterized in that the buffer ontology
The stroke detection mechanism resetted for detecting the piston tube is installed between the piston tube.
3. the gas-liquid separated oil buffer of adjustable type as claimed in claim 2, which is characterized in that the buffer ontology
On guide flange is installed, the stroke detection mechanism includes the magnet being mounted in piston tube, further includes being installed on described lead
Magnetic Induction switch on flange, the Magnetic Induction switch match with the magnet.
4. the gas-liquid separated oil buffer of adjustable type as described in claim 1, which is characterized in that set in the pressure pipe
It is equipped with adjustment bolt compatible with the pressure pipe, the adjustment bolt screw thread is installed on the end cap.
5. the gas-liquid separated oil buffer of adjustable type as claimed in claim 4, which is characterized in that the adjustment bolt is upper
In being provided with helicla flute in the pressure pipe.
6. the gas-liquid separated oil buffer of adjustable type as described in claim 1, which is characterized in that the liquid is hydraulic
Oil.
7. the gas-liquid separated oil buffer of adjustable type as described in claim 1, which is characterized in that the piston tube and slow
It rushes between device ontology and dustband is installed.
8. the gas-liquid separated oil buffer of adjustable type as described in claim 1, which is characterized in that the piston tube with hit
Sealing ring is installed between tapping the head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822222744.4U CN209340399U (en) | 2018-12-27 | 2018-12-27 | The gas-liquid separated oil buffer of adjustable type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822222744.4U CN209340399U (en) | 2018-12-27 | 2018-12-27 | The gas-liquid separated oil buffer of adjustable type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209340399U true CN209340399U (en) | 2019-09-03 |
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ID=67759630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822222744.4U Active CN209340399U (en) | 2018-12-27 | 2018-12-27 | The gas-liquid separated oil buffer of adjustable type |
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| Country | Link |
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| CN (1) | CN209340399U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112761146A (en) * | 2020-12-30 | 2021-05-07 | 广州天霸电子商务有限公司 | Hydraulic excavator piling equipment |
-
2018
- 2018-12-27 CN CN201822222744.4U patent/CN209340399U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112761146A (en) * | 2020-12-30 | 2021-05-07 | 广州天霸电子商务有限公司 | Hydraulic excavator piling equipment |
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