CN205715066U - A kind of Pneumatic hydraulic accumulator piston device for detecting distance of travel - Google Patents
A kind of Pneumatic hydraulic accumulator piston device for detecting distance of travel Download PDFInfo
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- CN205715066U CN205715066U CN201620351613.4U CN201620351613U CN205715066U CN 205715066 U CN205715066 U CN 205715066U CN 201620351613 U CN201620351613 U CN 201620351613U CN 205715066 U CN205715066 U CN 205715066U
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- rotating shaft
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- screw mandrel
- bearing
- travel switch
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Abstract
nullThis utility model relates to a kind of Pneumatic hydraulic accumulator piston device for detecting distance of travel，This includes housing、End cap、Rotating shaft、Reel、Energy-storaging spring、Rotary encoder、Adjustable limiting stroke switchgear and display unit，Housing bottom open side is connected with the open top side of Pneumatic hydraulic accumulator，End cap seals with housing sidewall opening and is connected，One end of rotating shaft is connected with end cap inwall by bearing，The other end is passed housing and is connected by bearing with housing contact position，It is provided with seal closure outside the rotating shaft other end，Reel is coated in rotating shaft，A few ropes it are wound around on it，The folding and unfolding end of rope is connected with the piston rod part of Pneumatic hydraulic accumulator，Energy-storaging spring is sheathed in rotating shaft，One end is connected with reel，The other end is connected with housing，One end of adjustable limiting stroke switchgear is connected with the rotating shaft other end，The other end is connected with rotary encoder，Display unit is installed on housing exterior walls.This utility model exquisiteness simple for structure, certainty of measurement is high.
Description
Technical field
This utility model belongs to the technical field of accumulator control system, particularly relates to a kind of Pneumatic hydraulic accumulator piston stroke inspection
Survey device.
Background technology
Accumulator is a kind of energy savings device in pneumatic hydraulic system, how to be accurately positioned the position of Pneumatic hydraulic accumulator piston
Put, be to be related to how to determine oil pump start and stop in accumulator stored energy size, the safety of accumulator and accuracy-control system
Critical data.Way the most in systems is by installing pressure transducer additional at gas end or hydraulic end, by calculating pressure
Indirectly determine the position of piston.Its shortcoming is owing to being indirectly to measure, and certainty of measurement is low, calculates complexity, it is impossible to accurately determine
The position of piston.
Summary of the invention
Technical problem to be solved in the utility model is the problem for above-mentioned existence, it is provided that a kind of Pneumatic hydraulic accumulator is lived
Plug device for detecting distance of travel, uses the built-in automatic rope reeling mechanism of snail wind spring, utilizes ripe rotatory sealing technology, successfully solves
A detection difficult problem to piston position in the case of high gas pressure.
This utility model solves above-mentioned technical problem and be the technical scheme is that a kind of Pneumatic hydraulic accumulator piston stroke detection
Device, it is characterised in that include housing, end cap, rotating shaft, reel, energy-storaging spring, rotary encoder, adjustable limiting row
Journey switching device and display unit, described housing bottom open side is connected with the open top side of Pneumatic hydraulic accumulator, described end
Covering to seal with housing sidewall opening and be connected, one end of described rotating shaft is connected with end cap inwall by bearing, and the rotating shaft other end passes shell
Body is connected by bearing with housing contact position, is provided with seal closure outside the rotating shaft other end, and described reel is coated in rotating shaft, around
Line wheel is upper is wound around a few ropes, and the folding and unfolding end of described rope is connected with the piston rod part of Pneumatic hydraulic accumulator, described accumulation of energy bullet
Spring is sheathed in rotating shaft, and one end is connected with reel, and the other end is connected with housing, the one of described adjustable limiting stroke switchgear
End is connected with the rotating shaft other end, and described rotary encoder is connected with the other end of adjustable limiting stroke switchgear, and described display is single
Unit installs on housing exterior walls.
By such scheme, described display unit is light-emitting diode display, and the input of described light-emitting diode display is by cable and described rotation
The outfan turning encoder is connected.
By such scheme, described adjustable limiting stroke switchgear includes limitation travel switch mechanism and governor motion, described spacing
Travel switch mechanism includes bearing, main screw mandrel, stroke sender slide block and travel switch, and described bearing is by cylindrical support body, upper cover
Forming with lower cover, the two ends of described main screw mandrel are connected with the center of described upper cover and lower cover by bearing respectively, one end of main screw mandrel
Being connected with the described rotating shaft other end by shaft coupling, the other end of main screw mandrel is connected with described rotary encoder, described stroke sender
Slide block is coated at main screw mandrel, is connected with main wire rod thread, and described travel switch is installed on the inwall of described cylindrical support body；Institute
Stating governor motion and include several regulation screw mandrel and travel switch seat, described several regulation screw mandrels set along the outer circumference uniform intervals of bearing
Put, regulation screw mandrel two ends up and down be individually fixed in described upper cover and under cover, described travel switch seat be sheathed on regulation screw mandrel on,
Described travel switch is fixed on travel switch seat.
By such scheme, described energy-storaging spring and volute spring.
The beneficial effects of the utility model are: provide a kind of Pneumatic hydraulic accumulator piston device for detecting distance of travel, use built-in
Rope reeling mechanism, and utilize the rotatory sealing technology of maturation, it is fixed to piston position to successfully solve in the case of high gas pressure
A detection difficult problem for position, this apparatus structure is the most exquisite, and certainty of measurement is high, and band display unit, conveniently accurately shows piston constantly
Position, solve Pneumatic hydraulic accumulator piston orientation problem.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of this utility model.
Wherein: 1. housing, 2. end cap, 3. rotating shaft, 4. reel, 5. volute spring, 6. rotary encoder, 7.LED shows
Device, 8. seal closure, 9. rope, 10. bearing, 11. main screw mandrels, 12. stroke sender slide blocks, 13. travel switches, 14. regulation silks
Bar, 15. travel switch seats, 16. Pneumatic hydraulic accumulators.
Detailed description of the invention
For being more fully understood that this utility model, the utility model will be further described with embodiment below in conjunction with the accompanying drawings.
As it is shown in figure 1, a kind of Pneumatic hydraulic accumulator piston device for detecting distance of travel, including housing 1, end cap 2, rotating shaft 3, around
Line wheel 4, energy-storaging spring, rotary encoder 6, adjustable limiting stroke switchgear and display unit, housing bottom open side and gas
The open top side of hydrodynamic pressure accumulator 16 is connected, and end cap and housing sidewall opening seal and be connected, one end of rotating shaft by bearing and
End cap inwall is connected, and the other end is passed housing and is connected by bearing with housing contact position, is provided with seal closure 8 outside the rotating shaft other end,
Reel is coated in rotating shaft, and it is wound around a few ropes 9, the folding and unfolding end of rope and the piston rod part of Pneumatic hydraulic accumulator
Being connected, energy-storaging spring is volute spring 5, and it is sheathed in rotating shaft, and one end is connected with reel, and the other end is connected with housing,
One end of adjustable limiting stroke switchgear is connected with the rotating shaft other end, and rotary encoder is another with adjustable limiting stroke switchgear
One end is connected, and display unit is light-emitting diode display 7, and light-emitting diode display is installed on housing exterior walls, and its input passes through cable and rotation
The outfan turning encoder is connected.
Adjustable limiting stroke switchgear includes that limitation travel switch mechanism and governor motion, limitation travel switch mechanism include bearing
10, main screw mandrel 11, stroke sender slide block 12 and travel switch 13, bearing is made up of cylindrical support body, upper cover and lower cover, main
The two ends of screw mandrel are connected with the center of upper cover and lower cover by bearing respectively, and one end of main screw mandrel is by shaft coupling and the rotating shaft other end
Being connected, the other end is connected with rotary encoder, and stroke sender slide block is coated at main screw mandrel, is connected with main wire rod thread, and stroke is opened
Close and install on the inwall of cylindrical support body；Governor motion includes several regulation screw mandrel 14 and travel switch seat 15, several regulations
Screw mandrel along bearing outer circumference uniform intervals arrange, its upper/lower terminal be individually fixed in upper cover and under cover, travel switch cover for seat
Being located on regulation screw mandrel, travel switch is fixed on travel switch seat.Main screw mandrel drives stroke sender slide block to move back and forth, and controls
Moving up and down of piston rod, regulation screw mandrel can arbitrarily regulate the position of travel switch seat, to reach the control to piston rod optional position
System.
When this utility model uses, housing is closely linked to the gas side of Pneumatic hydraulic accumulator, the folding and unfolding end of rope and piston rod
Connecting, when piston rod moves downward, rope pulls out therewith, drives reel to rotate forward, and reel passes through rotating shaft carry-out bit
Shifting is measured to rotary encoder, drives volute spring to tighten up and store power simultaneously, when piston rod moves upward, and the stored power of volute spring
Discharge and drive reel reversion to one countertorque of reel, and displacement is transferred to rotary encoder, pass through rotary coding
Device can measure piston rod rate of travel or stroke, completes the location of piston, and is shown constantly by light-emitting diode display.
Claims (4)
1. a Pneumatic hydraulic accumulator piston device for detecting distance of travel, it is characterised in that include housing, end cap, rotating shaft, coiling
Wheel, energy-storaging spring, rotary encoder, adjustable limiting stroke switchgear and display unit, described housing bottom open side and gas
The open top side of hydrodynamic pressure accumulator is connected, and described end cap seals with housing sidewall opening and is connected, and one end of described rotating shaft is passed through
Bearing is connected with end cap inwall, and the rotating shaft other end is passed housing and is connected by bearing with housing contact position, sets outside the rotating shaft other end
There are seal closure, described reel to be coated in rotating shaft, reel is wound around a few ropes, the folding and unfolding end of described rope and Pneumatic Liquid
The piston rod part of pressure accumulator is connected, and described energy-storaging spring is sheathed in rotating shaft, and one end is connected with reel, the other end and shell
Body is connected, and one end of described adjustable limiting stroke switchgear is connected with the rotating shaft other end, described rotary encoder and adjustable limiting
The other end of stroke switchgear is connected, and described display unit is installed on housing exterior walls.
A kind of Pneumatic hydraulic accumulator piston device for detecting distance of travel the most according to claim 1, it is characterised in that described aobvious
Showing that unit is light-emitting diode display, the input of described light-emitting diode display is connected with the outfan of described rotary encoder by cable.
A kind of Pneumatic hydraulic accumulator piston device for detecting distance of travel the most according to claim 2, it is characterised in that described can
Adjust limitation travel switch device include limitation travel switch mechanism and governor motion, described limitation travel switch mechanism include bearing,
Main screw mandrel, stroke sender slide block and travel switch, described bearing is made up of cylindrical support body, upper cover and lower cover, described main screw mandrel
Two ends be connected with the center of described upper cover and lower cover by bearing respectively, it is another with described rotating shaft that shaft coupling is passed through in one end of main screw mandrel
One end is connected, and the other end of main screw mandrel is connected with described rotary encoder, and described stroke sender slide block is coated at main screw mandrel, with master
Wire rod thread connects, and described travel switch is installed on the inwall of described cylindrical support body；Described governor motion includes several regulation
Screw mandrel and travel switch seat, described several regulation screw mandrels are arranged along the outer circumference uniform intervals of bearing, the two ends up and down of regulation screw mandrel
Be individually fixed in described upper cover and under cover, described travel switch seat be sheathed on regulation screw mandrel on, described travel switch is fixed on row
On journey switch base.
A kind of Pneumatic hydraulic accumulator piston device for detecting distance of travel the most according to claim 3, it is characterised in that described storage
Can spring and volute spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620351613.4U CN205715066U (en) | 2016-04-25 | 2016-04-25 | A kind of Pneumatic hydraulic accumulator piston device for detecting distance of travel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620351613.4U CN205715066U (en) | 2016-04-25 | 2016-04-25 | A kind of Pneumatic hydraulic accumulator piston device for detecting distance of travel |
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| CN205715066U true CN205715066U (en) | 2016-11-23 |
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| CN201620351613.4U Active CN205715066U (en) | 2016-04-25 | 2016-04-25 | A kind of Pneumatic hydraulic accumulator piston device for detecting distance of travel |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022386A (en) * | 2019-12-24 | 2020-04-17 | 天津市特种设备监督检验技术研究院(天津市特种设备事故应急调查处理中心) | Detection method of wound energy accumulator |
| CN112420409A (en) * | 2021-01-25 | 2021-02-26 | 南京菲迈斯智能科技有限公司 | Distance measuring device for power grid data acquisition |
-
2016
- 2016-04-25 CN CN201620351613.4U patent/CN205715066U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022386A (en) * | 2019-12-24 | 2020-04-17 | 天津市特种设备监督检验技术研究院(天津市特种设备事故应急调查处理中心) | Detection method of wound energy accumulator |
| CN112420409A (en) * | 2021-01-25 | 2021-02-26 | 南京菲迈斯智能科技有限公司 | Distance measuring device for power grid data acquisition |
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| GR01 | Patent grant |