CN105869680B - Electricity surrounds structure - Google Patents
Electricity surrounds structure Download PDFInfo
- Publication number
- CN105869680B CN105869680B CN201610173531.XA CN201610173531A CN105869680B CN 105869680 B CN105869680 B CN 105869680B CN 201610173531 A CN201610173531 A CN 201610173531A CN 105869680 B CN105869680 B CN 105869680B
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- China
- Prior art keywords
- electricity
- instruction device
- indicator
- expansion sealing
- surrounds structure
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Classifications
-
- G—PHYSICS
- G12—INSTRUMENT DETAILS
- G12B—CONSTRUCTIONAL DETAILS OF INSTRUMENTS, OR COMPARABLE DETAILS OF OTHER APPARATUS, NOT OTHERWISE PROVIDED FOR
- G12B11/00—Indicating elements; Illumination thereof
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
- G01D11/28—Structurally-combined illuminating devices
Abstract
Provide it is a kind of electricity surround structure, instruction device, system and method.Instruction device includes porose shell and the indicate indicator that is placed in one, and instruction device starts in response to the increase of temperature or pressure.Instruction system includes the instruction device for being coupled to shell such as pipeline or surrounding in structure.Method determines whether pipeline or the region surrounded in structure are sealed including the use of instruction device.
Description
It is on May 25th, 2012, entitled " instruction that the application, which is application No. is 201280027402.X, the applying date,
The divisional application of the worlds the PCT application for a patent for invention of device and correlation technique ".
Cross reference to related applications
This application claims application on June 10th, 2011, entitled " Indicating Devices and Associated
Methods ", number of patent application 13/158,115 U.S. Patent application priority, on June 10th, 2010 application,
Entitled " Explosion Indicator for Use in Explosion-Proof Enclosures with
Critical Equipment ", number of patent application 12/813,114 U.S. Patent application continuous application part, this Shen
It is please application on December 20th, 2007, entitled " Explosion Indicators for Use in Explosion- again
The United States Patent (USP) Shen that the number of patent application of Proof Enclosures with Critical Equipment " is 11/960,904
Divisional application please, specification are incorporated herein by reference for all purposes herein.
Background technology
This application involves be used to indicate temperature and/or the increased instruction device of pressure.Instruction device can serve to indicate that packet
Sealing in closed structure (enclosure) or pipeline is used to indicate the mechanical engagement of two components, or for requiring to be indicated generally at
In the other application of mechanical displacement, temperature and/or pressure change.
In some cases, besieged equipment may be damaged when by internal explosion, therefore equipment is made to be out of order.Mesh
Before, do not alert the device or method that internal explosion has occurred in user in being already equipped with into the equipment for bear high pressure.Therefore,
In some cases, equipment may continue to operate under the conditions of dangerous or faulty and inside is caused to set without safeguarding
Standby further damage, and lead to the damage for any upstream device for being connected to internal unit.
In other situations, structure, such as the pipeline in hazardous area are surrounded, flame passes through after may being allowed in explosion
Pipe-line system is propagated, if the region is not properly sealed.Flame propagation may further result in accumulation of pressure, this can lead
Cause other undesirable more huge explosion.Currently, not indicating the device or method that the region is properly sealed.
In addition, surrounding the lid of structure must contain that any of which is potentially quick-fried with correct engage for surrounding structural body
It fries, and the inside of sealing encirclement structure makes it be closed relative to external environment.Currently, not indicating the lid of encirclement structure just
Really it is coupled to the device or method for surrounding structural body.
Invention content
The present invention meets above-mentioned needs by instruction device of the offer with shell and indicator therein.A side
In face, shell includes hole or opening, wherein placing indicator.Indicator passes through the latch in being held in place by by spring
It keeps in the shell.Spring includes central shaft, and latch can surround central shaft and pivot.When temperature or pressure increase, spring
Restraining force is overcome, and latch pivots and release indicator, and a part for indicator exits shell.
In another aspect, instruction device includes shell and indicator therein.Shell includes hole therein or opening,
Wherein place indicator.Hole includes first part and second part.Indicator includes at one end with indicating section and in the axis
Opposite end there is the axis of flange or pressure disc, indicating section is located in first part and axis is located substantially on second part
In.When acting on pressure or the power increase on flange, indicator shifts to make indicating section exit first at least partly
Part.In some embodiments, spring is located between flange and second part around axis.When spring be in it is normal or
When in the state of elongation, indicating section is in first part.When spring is compressed by the power being applied on flange, refer to
Showing device starts and indicating section exits first part.
The method for additionally providing detection sealing.Method generally comprises the area that encirclement structure or pipeline to be sealed is isolated
The instruction device of the present invention is placed in the opening for surrounding structure by domain, and Expansion sealing mixture is placed on to be sealed
Encirclement structure region in.
By reading the explanation of following preferred embodiment, feature of the invention will hold those skilled in the art
It changes places and becomes apparent.
Description of the drawings
The explanation that following non-limiting embodiments are read by reference to attached drawing, may be better understood the present invention, wherein
Like in each attached drawing is identified by identical reference numeral, and it can be briefly described as follows.
Figure 1A is the perspective view of the embodiment of explosion instruction device.
Figure 1B is the sectional view of the explosion instruction device of Figure 1A.
Fig. 1 C are the perspective views of the element of the explosion instruction device of Figure 1A.
Fig. 1 D are mounted to the perspective view of the explosion instruction device of Figure 1A in the explosion-proof encirclement structure comprising key equipment.
Fig. 2A is the perspective view of the embodiment of explosion instruction device.
Fig. 2 B are the sectional view of the explosion instruction device of Fig. 2A before being initiated.
Fig. 2 C are the sectional view of the explosion instruction device of Fig. 2A after start-up.
Fig. 3 A are the perspective view of the embodiment of explosion instruction device before being initiated.
Fig. 3 B are the perspective view of the explosion instruction device of Fig. 3 A after start-up.
Fig. 3 C are the perspective views of the element of the explosion instruction device of Fig. 3 A.
Fig. 3 D are the sectional view of the explosion instruction device of Fig. 3 A before being initiated.
Fig. 3 E are sectional view of the explosion instruction device of Fig. 3 A in device just on startup.
Fig. 3 F are the sectional view of the explosion instruction device of Fig. 3 A after start-up.
Fig. 3 G are mounted to the perspective view of the explosion instruction device of Fig. 3 A in the explosion-proof encirclement structure comprising key equipment.
Fig. 4 is the perspective view of protective unit.
Fig. 5 A are the side cross-sectional, view of instruction device before being initiated.
Fig. 5 B are the side cross-sectional, view of the instruction device of Fig. 5 A after start-up.
Fig. 6 A are coupled to the side cross-sectional, view of the instruction device of Fig. 5 A in pipe-line system before being initiated.
Fig. 6 B are coupled to the side cross-sectional, view of the instruction device of Fig. 5 A in the pipe-line system of Fig. 6 A after start-up.
Fig. 7 indicates the method that the sealing of the pipe-line system of instruction Fig. 6 A has occurred and that.
Fig. 8 A are coupled to the side cross-sectional, view for surrounding another instruction device in structure.
Fig. 8 B are coupled to the side cross-sectional, view for the instruction device for surrounding Fig. 8 A in structure.
Fig. 9 A are the side cross-sectional, view of the lid of the encirclement structure with instruction system before being initiated.
Fig. 9 B are that have the lid for being coupled to the encirclement structure for surrounding Fig. 9 A in structural body after the startup of instruction system
The side cross-sectional, view of the encirclement structural system of son.
Figure 10 A are the side cross-sectional, view of the lid of another encirclement structure with instruction system before being initiated.
Figure 10 B are that have after the startup of instruction system and be coupled to the encirclement structure for surrounding Figure 10 A in structural body
The side cross-sectional, view of the encirclement structural system of lid.
Figure 11 A are the side cross-sectional, view of another instruction device before being initiated.
Figure 11 B are the side cross-sectional, view of the instruction device of Figure 11 A after start-up.
However, it should be noted that attached drawing illustrate only the typical embodiments of the present invention, therefore it is not construed as it
The limitation of range, because the present invention can allow other equivalent embodiments.
Specific implementation mode
The present invention relates to instruction devices.More specifically, the present invention relates to the explosion-proof encirclement structure comprising key equipment
The explosion instruction device being used together.The instruction device of the present invention is simple in structure and is assembled by readily replaceable component, therefore
It can be minimized by damage or with the maintenance cost of old device.
With reference to figure 1A-1D, the exemplary implementation scheme of instruction device 100 includes casing 102, gasket 104, fiber plug-in unit
106, vitreous jewel 108 and connector body 112 with chamber 110.102 both ends of casing are open and including holes
114, chamber 110 with hole 114 is connected to generate the cabin for wherein placing fiber plug-in unit 106, and casing 102 includes external screw thread 116,
It is threadedly engaged with the connector body 112 with internal thread 118 and the encirclement structure 120 with internal thread (not shown).
With reference to figure 2A-2C, the exemplary implementation scheme of instruction device 200 includes casing 102, gasket 104, has by partition board
Capsule 202, the vitreous jewel 108 and connector body with chamber 110 of 208 separated the first compartments 204 and the second compartment 206
112.102 both ends of casing are open and including holes 104, and chamber 110 is connected to hole 114 wherein places capsule 202 to generate
Cabin.Casing 102 include external screw thread 116, with internal thread 118 connector body 112 and similar to the encirclement of Fig. 1 D
Structure (not shown) is threadedly engaged.As shown in FIG. 2 C, when capsule 202 starts, partition board 208 acts to allow the first compartment
The content of 204 content and the second compartment 206 mixes.
With reference to figure 3A-3G, the exemplary implementation scheme of instruction device 300 includes casing 302, both ends be open and
There is opening in the part of casing wall, and wherein there is hole 304, and be latched the 308 light tone components being maintained in casing 302
306, during latch 308 is held in place by by pivot springs 310 and pin 312.Pivot springs 310 include the (figure of central shaft 318
3C), it extends through the center of pivot springs 310 and extends along the length of pivot springs 310.Casing 302 includes outer spiral shell
Line 314 is threadedly engaged with the encirclement structure 120 with internal thread (not shown).When pressure difference is more than the pact of pivot springs 310
When beam force, latch 308 is pivoted to the second position (Fig. 3 E) around central shaft 318 from first position (Fig. 3 D).Instruction device 300 opens
Dynamic and at least part light tone component 306 exits the top of casing 302, as shown in Fig. 3 B and 3F, and baffle ring 316 prevent it is bright
Color component 306 exits casing 302 completely.
With reference to figure 4, the exemplary implementation scheme of protective unit 400 can be used for substituting the company in instruction device 100 and 200
Connect device ontology 112.Protective unit 400 402 is open and is open at least partly in second end 404 at one end, and wherein wraps
Include hole.Protective unit 400 includes that internal thread (not shown) is used to be threadedly engaged with the casing 102 of instruction device 100 and 200.The
Two ends, 404 protective glass jewel 108, while user being allowed to observe visually vitreous jewel 108 at least partly.
Generally, instruction device of the invention includes that both ends are open and casing wherein with hole, the arch with chamber
Dome-shaped transparent element, connector body and indicator.Transparent element is coupled on casing by connector body to make chamber
Cabin is connected to and thus generated with hole, and indicator is located in cabin.In some embodiments, instruction device may further include
Gasket, sealing element or other sealing devices between casing and transparent element.The building material of the instruction device of the present invention
Depending on various factors, such as operation temperature and pressure, concrete application, appointed condition etc., these will be by the skill of this field
Art personnel recognize.
The casing of the instruction device of the present invention can be by that can bear the presence of inflammable vapour, gas or high inflammability dust
Any material be made, the suitable example of shell material includes but not limited to the modeling of copper, stainless steel, aluminium or suitable hazardous applications
Material.Casing construction should provide globality to instruction device, for example, threaded portion may be embodied in casing in the feelings of explosion
Fire prevention is provided in condition and exits channel.
The suitable example of dome-shaped transparent element includes but not limited to vitreous jewel, transparent plastic material or observation instruction
Other devices of device.In some embodiments, dome-shaped transparent element can be water white transparency (clear).In some realities
It applies in scheme, dome-shaped transparent element can be the coloured any light sent out by indicator therein with vision enhancement.
The connector body of the instruction device of the present invention can be by that can bear inflammable vapour, gas or high inflammability dust
Existing any material be made.The suitable example of connector body material includes but not limited to be suitable for those of environmental exposure
Material, connector body are the mechanical devices that transparent element is connected to casing.Connector body can also provide transparent element
Via the Explosion proof joint of straight passage of flame between connector body, and/or provide in ontology via screw thread passage of flame
Explosion proof joint.In addition, connector body can be for protecting dome-shaped transparent element to reach the anti-of higher normal of impact
Protect unit.
The present invention indicator in response to temperature difference, pressure difference, or both and start.In some embodiments, it indicates
Device may include changing the material of color in response to temperature difference and/or pressure difference, this material can be in be placed on the present invention refer to
The form of plug-in unit in the chamber of showing device.In some embodiments, material may include in response to temperature difference and/or pressure difference
And fiber, high temperature plastics or the pressure-sensitive film to change colour.The suitable example of these materials includes but not limited to fire proofing, light tone
Material and its combination.The example of suitable pressure-sensitive film includes but not limited to pressure-sensitive thin described in United States Patent (USP) 6442316
Film.In some embodiments, this material may be embodied in high red label goods such as bombax cotton.The other materials of plug-in unit
It also will be apparent for those of ordinary skill in the art with configuration and be considered as within the scope of the invention.
In some embodiments, indicator can be two in the form of the capsule with the first compartment and the second compartment
Compartment is separated by the partition board to react to temperature and/or pressure difference.In some embodiments, indicator, which can have, is more than two
A compartment is separated by the partition board to react to temperature and/or pressure difference.Partition board can be elastic film, and section is designed to
It is damaged in the case that required, or can be the thin glass partition board that can be ruptured under stress.Other configurations of partition board are for this
The those of ordinary skill in field also will be apparent and be considered as within the scope of the invention.Compartment can be size phase
Deng or size it is different.First compartment may include the first chemicals and the second compartment may include second of chemistry
Product, wherein sending out light when the first and second of chemicals mix after partition board is reacted.The conjunction of the first chemicals
Suitable example includes but not limited to luminol, oxalates, its derivative and salt, and combinations thereof.The example of suitable oxalates includes
But it is not limited to, bis- (2,4,5- trichlorophenyl -6- hydroxycarbonylpentoxies phenyl) oxalates.The suitable example of second of chemicals includes
But it is not limited to oxidant.In some embodiments, fluorogen can be further added to the first chemicals and/or second
Chemicals.The suitable example of fluorogen includes but not limited to 2,4- di-tert-butyl-phenyl Isosorbide-5-Nitraes, and 5,8- naphthalenetetracarbacidic acidic diamides are (red
Color) and bis- (phenylene-ethynylene) aphthacenes (orange) of 5,12-.Other fluorogens will be those of ordinary skill in the art
Significantly and it is considered as within the scope of the invention.
In some embodiments, instruction device of the invention may include that both ends are open and with being formed in wherein
Hole casing and the indicator that is placed in hole.By the latch in being held in place by by spring and baffle ring by indicator
It is maintained in casing.The suitable example of spring includes but not limited to the hinged spring in pivot springs or application.Spring can be by
Any material of unlikely oxidation and hinder device performance constructs.In some embodiments, spring can be by stainless steel structure
It makes.In some embodiments, indicator can be light tone component.When temperature difference or pressure difference are more than the restraining force of spring,
Instruction device starts and at least part indicator exits casing.
In some embodiments, include that detection high stress event is provided with the associated method of instruction device of the present invention
The method of system comprising provide the encirclement structure being coupled in instruction device, instruction device is open with both ends and it
In casing with hole, dome-shaped transparent element, connector body and indicator with chamber, wherein indicator is suitable for working as
Be exposed to temperature difference, pressure difference, or both when start.Transparent element by connector body be coupled on casing to make chamber with
Hole is connected to and thus generates cabin, and indicator is placed in cabin.In some embodiments, it includes instruction to start indicator
Device changes color.In other embodiments, indicator is the capsule with the first compartment and the second compartment separated by partition board, the
One compartment has the first chemicals, and the second compartment has second of chemicals, and it includes that partition board is made instead to start indicator
It should be to allow the first and the mixing of second chemicals to shine.
In some embodiments, include that detection high stress event is provided with the associated method of instruction device of the present invention
The method of system comprising provide the encirclement structure being coupled in instruction device, there are instruction device both ends to be open and have
The casing in hole formed therein, and be placed in hole and kept by the latch in being held in place by by spring and baffle ring
Indicator in casing, wherein indicator be suitable for when be exposed to temperature difference, pressure difference, or both when start.In some realities
It applies in scheme, indicator is light tone component.In some embodiments, it includes when temperature difference or pressure difference are more than to start indicator
At least part indicator exits casing when the restraining force of pivot springs.
Generally, system of the invention includes being coupled to the instruction device for surrounding the present invention in structure.The finger of the present invention
Showing device, which can have, allows it to be easily coupled to the feature in the encirclement structure including equipment.For example, casing may include
Be suitable for and be formed in surround structural walls inside in the external screw thread that is threadedly engaged of complementary threads.In another example
In, instruction device may include the flat surface of high degree of mechanical processing, can be connected by screw or be tied fixed to surrounding
On the flat surface of the high degree of mechanical processing of structure.
Referring now to Fig. 5 A-5B, the exemplary implementation scheme for the instruction device 500 in sealing applications is shown.Refer to
Showing device 500 includes indicator shell or casing 502, has cylinder open therethrough or hole 504.In certain examples
Property embodiment in, when in the opening or plug cavity 612 being placed in pipeline 602, casing 502 be used as plug or sealing element
(Fig. 6 A-6B).In certain exemplary implementation schemes, casing 502 includes and the 614 matched spiral shell of respective threaded in pipeline 602
Line 502a.In certain exemplary implementation schemes, hole 504 includes first part 504a and second part 504b, first part
The size or diameter of 504a is more than the size or diameter of second part 504b.
Light tone component 506 is placed in the hole 504 of casing 502.Component 506 includes cylindrical shaft 506a, has and couples
Flange or flat pressure disc 506b on to one end of axis 506a and the indicating section 506c being coupled on the other end of axis 506a.
Axis 506a is generally configured to be located in second part 504b and can be movable within.In certain exemplary implementation schemes
In, the sectional dimension and shape of axis 506a correspond to the size and shape of the second part 504b in hole 504.In certain exemplary realities
It applies in scheme, the size or diameter of disk 506b are more than the size of the size and axis 506a of the second part 504b in hole 504.
Indicating section 506c is generally configured in normal condition in the first part 504a in hole 504 (Fig. 5 A),
And exit first part 504a (Fig. 5 B) at least partly in actuating or starting state.In certain exemplary implementation schemes
In, the size of indicating section 506c is more than the size of the size and axis 506a of the second part 504b in hole 504.Generally, disk
506b and indicating section 506c prevents the second part 504b of 506 complete exit aperture 504 of component.In certain exemplary implementation schemes
In, compressible element (such as spring 516) is located at the end perimeter of axis 506a between disk 506b and casing 502.In replacement
In embodiment, can broken component can be between disk 506b and casing 502, when power is applied to disk 506b, it is easy to brokenly
It splits.In certain exemplary implementation schemes, compressible element or can broken component provide minimum resistance to the power for being applied to disk 506b
Power.
When spring 516 is in elongation or normal condition (Fig. 5 A), indicating section 506c is fully located at the first of hole 504
In the 504a of part.When enough power is applied on disk 506b, spring 516 leads at least part by compression (Fig. 5 B)
Indicating section 506c removes the first part 504a in hole 504 and indicates that instruction device 500 has been started up.
Referring now to Fig. 6 A and 6B, the exemplary implementation scheme of pipe-line system 600 is shown.System 600 includes pipeline
602, there is the generally cylindrical wall 604 therein defining center cavity 606.Pipeline 602 further includes integrally being coupled to
Wall 604 and the extension 610 that define therein plug cavity 612.Plug cavity 612 and center cavity 606 open each other, and
From center cavity 606 to plug cavity 612, there are channels.Instruction device 500 is located in the plug cavity 612 of extension 610.Certain
In exemplary implementation scheme, the inside of extension 610 includes matched with the screw thread 502a of the casing of instruction device 500 502
Screw thread 614.
In certain exemplary implementation schemes, it is desirable to the inside of sealing pipeline 602, such as with igniting or formation electric arc
Part or in the case of the shell needs of the hot operating device of burning can be caused to be closed, in pipeline 602 from a hazard class
It Jin Ru not another harmful grade or in the case of entering another space from space.Can use obstruction piece 622,
624 the region to be sealed 620 in the center cavity 606 of pipeline 602 is isolated.In certain exemplary implementation schemes, obstruction piece
622,624 by constructions such as neoprene, fibrous material, slush mixtures.Inflatable sealing element 630 can be placed on region
In 620 (Fig. 6 A) and allow its expansion to be full of region 620.The suitable example of sealing element 630 includes but not limited to, by
Cooper Crouse-Hinds are bought SpeedSealTMCompound, and the sealant based on epoxy resin.
When sealing element 630 expands, sealing element 630 is pressed against on disk 506b, thus leads at least part indicating section 506c
It removes from first part 504a and activates instruction device 500 (Fig. 6 B) and be already filled with and seal with indicating area 620.
With reference to figure 7, the illustrative methods 700 for determining whether the region for surrounding structure or pipeline is sealed are shown.?
In step 702, the one end in region to be sealed is blocked.In step 704, instruction device is placed on and region physics to be sealed
In the opening of connection.In step 706, inflatable sealing element is placed in region to be sealed.In step 708, obstruction waits for
The other end in the region of sealing.In step 720, sealing element expands and is full of region to be sealed.In step 712, refer to
Showing device is activated, and thereby indicates that the region is already filled with.
With reference to figure 8A-8B, the exemplary implementation scheme for being coupled to the instruction device 800 for surrounding structure 120 is shown.Instruction
Device 800 with above with respect to identical described in instruction device 300, other than detailed description below.For the sake of brief, similitude
It will not be in and hereinafter repeat.Bimetallic spring 810 is placed on to the axis of light tone component 806 in one end relative to part 806b
Around 806a, part 806b exits shell or casing 302 upon start up.When a temperature increases, bimetallic spring 810 expansion and
It pushes away on the flange 806c on axis 806a to overcome the restraining force of pivot springs 310.Latch 308 pivots simultaneously around central shaft
And instruction device 800 is activated when at least part light tone component 806 exits the top of casing 302.In certain exemplary realities
It applies in scheme, the length of bimetallic spring 810 is changed based on temperature range to be instructed, such as needs the shorter of more expansion
Bimetallic spring can serve to indicate that higher temperature, and need the longer bimetallic spring of less expansion can serve to indicate that compared with
Low temperature.In certain exemplary implementation schemes, casing 302 includes hole 804, have cylindrical first part 804a and
Cylindrical second part 804b, the wherein diameter of first part 804a are more than the diameter of second part 804b.Light tone component 806
Part 806b be located in first part 804a, and its size be more than second part 804b diameter.
In certain exemplary implementation schemes, axis 806a and 830 physical connection of switch, switch 830 and alarm or power supply system
(not shown) of uniting is electrically connected.Before the startup of instruction device 800, switch 830 is depressed, thereby indicates that the system is in normal condition
(Fig. 8 A).Once light tone component 806 increases in response to temperature and shifted, axis 806a is just detached from switch 830 (Fig. 8 B), thus sends
The signal that instruction device has been started up.In certain exemplary implementation schemes, when switch 830 is opened, the electric power of system is cut
It is disconnected.In certain exemplary implementation schemes, switch 830 is flame-proof switch.In certain exemplary implementation schemes, switch 830 is
Button switch.In certain exemplary implementation schemes, instruction system can reset upon actuation.
With reference to figure 9A-9B, the exemplary implementation scheme for surrounding structural system 900 is shown.System 900 includes shell or packet
The lid 902 and encirclement structural body 904 of closed structure.The lid 902 for surrounding structure includes opening 910, has cylinder
The cylindrical second part 910b and diameter of first part 910a, diameter less than first part 910a is more than second part
The cylindrical Part III 910c of 910b.The indicate indicator of light tone with cylindrical axis 920a and indicating section 920b
920 are located in opening 910, and indicating section 920b has suitable dimension to be received in first part 910a.In certain examples
In property embodiment, disk 924 is located at the bottom of axis 920a and can be movable into and out Part III 910c.Certain exemplary
In embodiment, spring 926 is placed in first part 910a around axis 920a.In certain exemplary implementation schemes,
The diameter of spring 926 is more than the diameter of second part 910b.
Indicate indicator 920 is latched in the lid 902 for surrounding structure in the compression position of 928 holdings, and latch 928 is by pivot
During axis spring (not shown) and pin 932 are held in place by.Pivot springs include extend through pivot springs center and
The central shaft extended along the length of pivot springs.When the lid 902 for surrounding structure, which is coupled to, surrounds structural body 904, packet
Closed structure ontology 904 applies a force upon on disk 924 to cause to deviate.In certain exemplary implementation schemes, disk 924 is about
0.003 inch of offset will activation system.Pressure is also transferred to spring 926 by offset, this causes to be more than pivot springs constraint
The force effect of power is on latch 928.Latch 928 pivots around central shaft and allows the indicate indicator of at least part light tone
920 exit the top for the lid 902 for surrounding structure.In certain exemplary implementation schemes, clamp system 940 can be used for Jiang Bao
The lid 902 of closed structure, which is fixed to, to be surrounded in structural body 904.In certain exemplary implementation schemes, clamp system 940 provides
Start must deviating for instruction system.
With reference to figure 10A-10B, the exemplary implementation scheme for surrounding structural system 1000 is shown.Surround structural system 1000
It is identical described in structural system 900 as above with respect to surrounding, other than detailed description below.For the sake of brief, similitude will
It will not hereinafter repeat.The latch 928 and pivot springs mechanism of encirclement structural system 900, which are replaced by, can be crushed film 1028
In indicate indicator 920 to be held in place by.Film 1028 is positioned to adjacent with indicating section 920b and is positioned above,
To prevent indicating section 920b from exiting first part 910a.In certain exemplary implementation schemes, film 1028 is thin modeling
Expect film or neoprene cover.In certain exemplary implementation schemes, using adhesive such as glue, buckle connecting device, geometrical clamp
Film 1028 is fixed on the lid 902 for surrounding structure, or film 1028 can be over molded to the lid for surrounding structure
On son 902.
With reference to figure 11A-11B, the exemplary implementation scheme of instruction device 1100 is shown.Instruction device 1100 is closed with above
It is identical described in instruction device 500, other than detailed description below.For the sake of brief, similitude will not be in hereinafter
It repeats.The spring 516 of instruction device 500 is removed and is replaced by the film 1116 that can be crushed to protect indicate indicator 506
It holds in suitable position.Film 1116 is positioned to adjacent with indicate indicator 506 and is positioned above, and thus prevents indicate indicator
The first part 504a of 506 exit aperture 504.In certain exemplary implementation schemes, film 1116 is thin plastic foil or neoprene
Rubber cover.In certain exemplary implementation schemes, using adhesive such as glue, buckle connecting device or geometrical clamp by film
1116 are fixed to the inside in hole 504.Hole 504 further includes Part III 504c, has and is located therein and is moved in
Disk 506b.The diameter of Part III 504c is more than the diameter of second part 504b.In certain exemplary implementation schemes, third
The length of part 504c makes disk 506b not stretch out casing 502.
Instruction device 1100 can be used together with pipe-line system 600 (Fig. 6 A-6B).When film 1116 is complete or place
When in normal condition (Figure 11 A), indicating section 506c is fully located in the first part 504a in hole 504.When enough power (examples
The power of Tathagata self-expanding sealed mixture) when being applied on disk 506b, film 1116 is crushed (Figure 11 B), to make indicating section
At least part of 506c removes the first part 504a in hole 504 and indicates that instruction device 1100 has been started up.
Therefore, the present invention is suited well for obtaining above-mentioned and wherein intrinsic objects and advantages.Tool disclosed above
Body embodiment is merely illustrative, because can be in such a way that apparent difference to those skilled in the art is equivalent
It improves and implements the present invention, the mode has the advantages that instruct herein.Change although those skilled in the art can make many
Become, however these changes are included in the purport for the present invention being defined by the following claims.In addition, in addition in following right
Except content described in it is required that, it is not intended that pair here it is shown that construction or the details of design restrict.More than it is evident that
Disclosed specific illustrative embodiment can be changed or modified and all these variations are considered to be included in this hair
In bright scope and spirit.The meaning that term in claim has it common, usual, unless in addition bright by patentee
It limits really and clearly.
Claims (18)
1. a kind of electricity surrounds structure comprising：
Including at least one encirclement structural housing for surrounding structural housing wall, at least one encirclement structural housing wall is formed
Chamber；
It is arranged by the first blocking device in the chamber that is formed of encirclement structural housing, wherein first blocking device is by institute
It states chamber and is separated into the first cavity segment and the second cavity segment；
The second blocking device in first cavity segment for surrounding structural housing is set, wherein second blocking device will
First cavity segment is separated with third cavity segment；
Expansion sealing mixture in the chamber for surrounding structural housing is set, wherein the Expansion sealing mixture has not
Fully expanded condition and fully expanded condition, wherein when Expansion sealing mixture is placed in the chamber, Expansion sealing is mixed
It closes object and is in insufficient swelling state；
It is coupled to the instruction device for surrounding structural housing, wherein the instruction device includes：
The instruction device shell for including at least one instruction device wall forms hole at least one instruction device wall,
Described at least one instruction device wall include outer surface, at least one encirclement structural housing wall is being crossed in outer surface setting
Hole in；With
The indicator being placed in the hole, wherein when Expansion sealing mixture is in insufficient swelling state in chamber, it is described
Indicator is maintained at by holding part in hole, and is wherein expanded in abundant in the chamber in the Expansion sealing mixture
When state, the holding part discharges the indicator,
Wherein in insufficient swelling state, the Expansion sealing mixture occupies the space of small size in chamber,
Instruction device shown in it and Expansion sealing mixture are arranged in first cavity segment, and
Wherein in fully expanded condition, the Expansion sealing mixture substantially takes up the whole of first cavity segment.
2. electricity as described in claim 1 surrounds structure, wherein the encirclement structural housing is located in hazardous environment.
3. electricity as described in claim 1 surrounds structure, wherein the chamber has at least electrical equipment being disposed therein.
4. electricity as described in claim 1 surrounds structure, wherein at least part of the instruction device shell is arranged described
In chamber.
5. electricity as described in claim 1 surrounds structure, wherein in fully expanded condition, the Expansion sealing mixture is basic
On occupy the whole of first cavity segment and substantially prevent take up second cavity segment.
6. electricity as described in claim 1 surrounds structure, wherein in fully expanded condition, the Expansion sealing mixture is basic
On occupy the whole of first cavity segment and substantially prevent take up the third cavity segment.
7. electricity as described in claim 1 surrounds structure, wherein in fully expanded condition, the Expansion sealing mixture is by institute
The unsafe condition stated in the first cavity segment is isolated with the third cavity segment.
8. electricity as described in claim 1 surrounds structure, wherein in fully expanded condition, the Expansion sealing mixture is by power
It is applied to indicator so that the holding part discharges the indicator.
9. electricity as described in claim 1 surrounds structure, wherein at least one structural housing wall that surrounds is the shape such as pipeline
The same generic cylindrical of shape.
10. electricity as described in claim 1 surrounds structure, wherein at least one encirclement structural housing wall includes away from described
The extension that chamber extends, wherein the instruction device shell is coupled to the extension.
11. electricity as claimed in claim 10 surrounds structure, wherein the extension has being arranged along its inner surface
With screw thread, wherein the instruction device shell has the complementary matching screw thread being arranged along its outer surface, and it is wherein described
Matching screw thread and the matching screw thread of the complementation match each other.
12. electricity as claimed in claim 11 surrounds structure, wherein when the matching screw thread and the matching screw thread of the complementation that
When this matching, the matching screw thread of the matching screw thread and the complementation forms passage of flame.
13. electricity as described in claim 1 surrounds structure, wherein the holdings part includes latch, the latch by spring with
Pin is held in place by and is couple to the spring and pin, and the spring has central shaft therethrough, wherein described
Latch can surround the central shaft and pivot.
14. electricity as claimed in claim 13 surrounds structure, wherein the latch engages the top of the indicator, wherein being in
The Expansion sealing mixture of fully expanded condition overcomes the restraining force of spring so that the latch is detached from the indicator
Top and at least some of the top is allowed to exit the hole.
15. electricity as described in claim 1 surrounds structure, wherein the holding part includes being arranged in the axial of indicator
Spring, wherein when Expansion sealing mixture is in fully expanded condition, the Expansion sealing mixture makes spring-compressed.
16. electricity as claimed in claim 15 surrounds structure, wherein indicator further includes disk, and the disk is disposed proximate to the chamber
Indicator axis end, wherein the disk keeps the spring.
17. electricity as claimed in claim 16 surrounds structure, wherein the spring is arranged outside the disk and the instruction device
Between shell.
18. electricity as described in claim 1 surrounds structure, wherein the holdings part including can broken component, it is described to be crushed
The distal end of instruction device shell shown in element covering, wherein when Expansion sealing mixture is in fully expanded condition, the finger
Show that device can broken component rupture described in making.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/158,115 US9111425B2 (en) | 2007-12-20 | 2011-06-10 | Indicating devices and associated methods |
| US13/158,115 | 2011-06-10 | ||
| CN201280027402.XA CN103797335B (en) | 2011-06-10 | 2012-05-25 | Instruction device and correlation technique |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280027402.XA Division CN103797335B (en) | 2011-06-10 | 2012-05-25 | Instruction device and correlation technique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105869680A CN105869680A (en) | 2016-08-17 |
| CN105869680B true CN105869680B (en) | 2018-11-02 |
Family
ID=47296682
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610173531.XA Active CN105869680B (en) | 2011-06-10 | 2012-05-25 | Electricity surrounds structure |
| CN201280027402.XA Active CN103797335B (en) | 2011-06-10 | 2012-05-25 | Instruction device and correlation technique |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280027402.XA Active CN103797335B (en) | 2011-06-10 | 2012-05-25 | Instruction device and correlation technique |
Country Status (5)
| Country | Link |
|---|---|
| CN (2) | CN105869680B (en) |
| CA (1) | CA2838265C (en) |
| DE (1) | DE112012002423B4 (en) |
| MX (2) | MX2013014555A (en) |
| WO (1) | WO2012170222A2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102324549B1 (en) * | 2017-08-29 | 2021-11-10 | 주식회사 엘지에너지솔루션 | Pouch-Type Secondary Battery Having Venting Guidance Device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4480580A (en) * | 1983-01-24 | 1984-11-06 | Henry Nalence | Low tire pressure warning device |
| US5616157A (en) * | 1995-11-14 | 1997-04-01 | Florida Pneumatic Manufacturing Co. | Visible restricted filter indicator |
| CN2722570Y (en) * | 2004-06-07 | 2005-08-31 | 煤炭科学研究总院常州自动化研究所 | Explosive-proof feed detecting long-distance disconnector with high voltage |
| US7028541B2 (en) * | 2003-11-04 | 2006-04-18 | Lear Corporation | Tire pressure sensing component for detecting air pressure and related method |
| CN101454644A (en) * | 2006-05-31 | 2009-06-10 | 乔治洛德方法研究和开发液化空气有限公司 | Device for indicating a physical quantity |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3452706A (en) | 1968-07-25 | 1969-07-01 | Joseph B Vogt | Temperature indicating device |
| BE789089A (en) * | 1971-09-21 | 1973-01-15 | Braukmann Heinrich | INDICATOR DEVICE FOR ROTATING BODY, IN PARTICULAR FOR VALVE STEMS |
| US5537950A (en) * | 1993-02-19 | 1996-07-23 | Volk Enterprises, Inc., | Thermally responsive indicator with organic retaining means |
| US5988102A (en) * | 1994-12-19 | 1999-11-23 | Volk Enterprises, Inc. | Pop-up temperature indicating device |
| US6446518B1 (en) * | 2000-11-09 | 2002-09-10 | Michael G. Hamilton | Industrial diagnostic gauges for reading in no light and low light conditions and methods of reading and manufacturing same |
| US6442316B1 (en) | 2000-12-21 | 2002-08-27 | Alcatel | Stress sensor based on periodically inserted color-changing tactile films to detect mishandling of fiber optic cables |
| US7204199B2 (en) * | 2004-03-23 | 2007-04-17 | Volk Enterprises, Inc. | Thermopolymeric switching mediums and temperature monitoring devices embodying such mediums |
| PL2037475T3 (en) * | 2007-09-13 | 2013-05-31 | Eaton Ind Netherlands Bv | Operating mechanism with adjustment of contact force |
| US7757623B2 (en) * | 2007-12-20 | 2010-07-20 | Cooper Technologies Company | Explosion indicators for use in explosion-proof enclosures with critical equipment |
| CN101261893B (en) * | 2008-04-14 | 2011-07-20 | 佛山市浦斯电子有限公司 | Heat protection pressure sensitive resistor module |
| US8228206B2 (en) | 2008-08-18 | 2012-07-24 | Cooper Technologies Company | Explosion indicator for explosion-proof enclosures |
-
2012
- 2012-05-25 DE DE112012002423.0T patent/DE112012002423B4/en active Active
- 2012-05-25 MX MX2013014555A patent/MX2013014555A/en active IP Right Grant
- 2012-05-25 CN CN201610173531.XA patent/CN105869680B/en active Active
- 2012-05-25 CA CA2838265A patent/CA2838265C/en active Active
- 2012-05-25 WO PCT/US2012/039662 patent/WO2012170222A2/en active Application Filing
- 2012-05-25 MX MX2015008744A patent/MX343789B/en unknown
- 2012-05-25 CN CN201280027402.XA patent/CN103797335B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4480580A (en) * | 1983-01-24 | 1984-11-06 | Henry Nalence | Low tire pressure warning device |
| US5616157A (en) * | 1995-11-14 | 1997-04-01 | Florida Pneumatic Manufacturing Co. | Visible restricted filter indicator |
| US7028541B2 (en) * | 2003-11-04 | 2006-04-18 | Lear Corporation | Tire pressure sensing component for detecting air pressure and related method |
| CN2722570Y (en) * | 2004-06-07 | 2005-08-31 | 煤炭科学研究总院常州自动化研究所 | Explosive-proof feed detecting long-distance disconnector with high voltage |
| CN101454644A (en) * | 2006-05-31 | 2009-06-10 | 乔治洛德方法研究和开发液化空气有限公司 | Device for indicating a physical quantity |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103797335A (en) | 2014-05-14 |
| MX2013014555A (en) | 2014-04-30 |
| CA2838265A1 (en) | 2012-12-13 |
| DE112012002423T5 (en) | 2014-02-27 |
| DE112012002423B4 (en) | 2023-07-20 |
| WO2012170222A2 (en) | 2012-12-13 |
| CN105869680A (en) | 2016-08-17 |
| MX343789B (en) | 2016-11-23 |
| WO2012170222A3 (en) | 2013-04-11 |
| CA2838265C (en) | 2019-09-10 |
| CN103797335B (en) | 2016-08-24 |
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