CN1161112A - Environmental protection device with manually operated latch mechanism - Google Patents
Environmental protection device with manually operated latch mechanism Download PDFInfo
- Publication number
- CN1161112A CN1161112A CN 95194372 CN95194372A CN1161112A CN 1161112 A CN1161112 A CN 1161112A CN 95194372 CN95194372 CN 95194372 CN 95194372 A CN95194372 A CN 95194372A CN 1161112 A CN1161112 A CN 1161112A
- Authority
- CN
- China
- Prior art keywords
- block piece
- hook
- pulling
- mentioned
- hook spare
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
An environmental protection device with manually operated latching mechanism is described. The device includes a rigid hook and flexible latch on opposite peripheral edges of the device with cavity halves therebetween capable of fitting together upon the latching of the hook and latch to form an enclosure around an elongate substrate such as a coaxial cable splice or a cable to tap port connection upon the closing of the device and the locking of the latch and hook members. The device is preferably filled with a gel sealing material having an elongation of at least 100% and a Voland hardness from about 1 to 50 grams.
Description
Relevant application
The application is that the series number submitted on June 1st, 1994 is the part continuation application of 08/252016 United States Patent (USP), and the description of this application is incorporated into this fully, does comprehensive reference.
Technical field of the present invention
The present invention relates to surround sealing and protective device.Exactly, the present invention relates to the radial type encirclement sealing device of filling with sealant.Particularly, the present invention relates to link on the radio frequency source separated time port or coaxial fitting on the similar port and/or the used encirclement seal casing of cable connector with gel filling.
Background technology of the present invention
When elongated matrix when for example coaxial cable, telephone cable or power cable are continued; perhaps terminate and be connected in casing or the device in the time; just must protect the port or the joint of the cable connector, connector body and the tipping connector that comprise the exposed inner conductor, otherwise will have a negative impact signal.More particularly, when coaxial cable was continued, the inside of the exposure of cable and coupling part all must not invaded for moisture in protection, deliver in junction box or the amplifier so that high-quality signal can transmit joint, or extract from junction box or amplifier.
In several years in past, adopted for example silicone gel of gel rubber material, the polyurea gel polyurethane gle, based on the thermoplastic elastomer (TPE) gel of for example commodity of polymeric material and extending oil Kraton by name or Septon, and materials similar seals slender substrate.More than two kinds of thermoplastics triblock copolymer that is various configurations styrene-ethylene butylene-styrene (styrene-ethylenebutylene-styrene) for example, styrene-ethylene propylene-styrene (styrene-ethylenepropylene-styrene), and the styrene-ethylene-butylene of the middle block of blend/ethylene, propylene-styrene (styrene-ethylene-butylene/ethylenepropylene-styrene) polymer.Silicone generally is to go out by the polysilazane of lightly crosslinked polysilazane and/or increment is material derived, and extender wherein generally is low-molecular-weight inertia silicone, for example silicone oil or fluid.When slender substrate is not to be during by the gel potting around the matrix at the pressurization lower seal, and above-mentioned gel can carry out effective seal when matrix reinstalls.More particularly, gel is generally thrown off with at least a portion of matrix earlier after curing, and then contact with whole substrate, and in a preferred embodiment, then is to move this matrix of pressurization by spring or with what shell limited gel.The suitable example of describing this gellike and/or shell has been illustrated in the following United States Patent (USP): 4610730; 4909756; 4859809; 4600261; 4634207; 4942270; 4639284; 4595635; 4777063; 4716183; And 4998894.More than the disclosed full content of each patent be hereby expressly incorporated by reference.As selection, this gel can be the material of breaking type, and for example No. 5229058, United States Patent (USP) and/or No. 5286516 are illustrated, and these two disclosed full contents of patent also are incorporated into this, for comprehensive reference.
The safety of the filling gel of previous a kind of radial type has been described in WO92/22116 (US07/712320 with the encirclement protective device; on July 7th, 1991 submitted to; its CIP07/988050 submitted on December 7th, 1992) in, disclosed content also is incorporated into this fully for comprehensive reference in these applications.Although the device that relates to above is effectively, particularly when being used for the sealing coaxial cable joint, they when falling and/or oversize connector pop easily when inserting wherein.In addition, will insert screwdriver or other separate tools for opening this device, this is normally pretty troublesome.So, extremely wish to have a kind of with hand with regard to openable device; And a kind of like this device: even operating personnel also can keep sealing when having selected for use excessive a little connector to insert in this device.
General introduction of the present invention
The invention provides the needed all characteristics addressed previously and other all characteristics that general one skilled in the art is easily understood.In general, this invention is about the snap close restraint device on the capsule.Specifically, this device can snap into slender substrate for example coaxial fitting around, or on the end of coaxial cable connector and deconcentrator or on the port of amplifier, in order to protection coaxial cable, connector and adorn attached device thereon.Another kind of form of implementation can seal more flat matrix, for example the automobile terminal board.This device can latching device is crooked to be taken off by making.Latching device of the present invention can carry out firm fastening, and whole device is compared with the device described in the aforesaid WO92/22116, also can keep together under higher load.But the superior part of fastener system of the present invention is, compares with its high confining force, can fasten this device or disengagement under without the instrument condition with low fastening and pine oil power.In addition, it is the same that this device through designing according to qualifications can make two such elements oppositely be combined to, and seals the terminal board of parallel cable, connector, joint and automobile.In preferred implementing form, because these two elements cling to and form plane configuration together, thus naturally need be at the articulated elements between two elements, but the central hinge portion that available when needed frenulum or other element fixedly recline.The other form of implementation then comprises this device and second such device is grouped together, and makes the hook spare of second device and the block piece snap close of pulling of previous device to make the hook spare of this previous device and the block piece snap close of pulling of second device simultaneously.
Brief description of drawings
Fig. 1 is the perspective view of one embodiment of the invention;
Fig. 2 is the perspective view of embodiment opposite side among Fig. 1;
Fig. 3 is that embodiments of the invention shown in Fig. 1 and Fig. 2 are at the drawing in side sectional elevation of open position;
Fig. 4 is that embodiments of the invention shown in Fig. 1,2 and 3 are at the drawing in side sectional elevation of make position;
Fig. 5 is the drawing in side sectional elevation that the utmost point is suitable for another embodiment of the present invention of elongated terminal board;
Fig. 6 is the oblique view of the chamber portion of connector among Fig. 5;
Fig. 7 is the view of the vertical central hinge axes Rotate 180 ° of a pair of band chamber half one of installing shown in Fig. 5 and 6.
The explanation of most preferred embodiment
The present invention is specifically described below with reference to accompanying drawings.Fig. 1 to Fig. 4 should observe to understand illustrated most preferred embodiment of the present invention together.Specifically, the encirclement protective device of this best is indicated with 100 in following each figure.In order to observe various perspective relations and the positioning relation in described most preferred embodiment all sidedly, when referring to the parts of certain specific label, should investigate all accompanying drawings.
This surrounds sealing and comprises two and half 10a of and 10b with locker 100, they are joined to together by the loose-joint butt 14 that for example identical with the used plastics of 10b with two and half 10a of thin slice forms, holding device 100 is opened in gel filling and solidification process, and the two and half relative 10a of and 10b are closed up around this loose-joint butt, go in the shell matrix to be sealed is sealed.
As selection, described in the available WO92/22116 but do not show in figure that bright frangible thin plate assists to keep opening of this device in the sealant packing job.This 10a of two and half and 10b comprise by thin part 16a and 16b and 20a and 20b and seal the end of half one and the cavity that forms.Each is thin is partly with the rigid element of the stronger outside shoulder 18a of rigidity and 18b and relative with it part 16a that is used to approach and 16b.These rigid elements strengthen whole casing. Thin part 16a and 16b and 20a and 20b bend when this device fastens around coaxial cable, cable connector and cable branch joint and/or expand.The material that is suitable for device 100 has polypropylene, nylon, polyethylene etc., or any suitable shock resistance and moisture resistance are wet, anticorrosive and material itself that have strand folding endurance matter.As selecting but do not shown in the drawings and bright be, articulated elements 14 can be can be around the standard mold pressing hinge of being made by plastics, metal or other suitable material of a central pin member rotation.When getting this selection, the bulk material of device 100 just needn't have loose-joint butt/crooked character.
As shown in the figure, device 100 also comprises on closure the time by preferably semicircular two and half chamber 10a and the formed main chamber of 10b.With gel filling in cavity 12a and 12b the time, above-mentioned bent/extendible end seal part 16a and 16b and 20a and 20b then provide the end pieces that retrains this gel.The suitable encapsulant of the above-mentioned cavity of energy firm and solid ground filling for example has silicone gel (for example polysilazane gel), polyurea gel, polyurethane gle or any suitable gel sealing material.The awl that optimal gel had is gone into peripheral characteristics, and the result who presses ASTM D-217 measurement should be about 100 to 400 (10
-1Mm), preferably about 200 to 350 (10
-1Mm); And the limit elongation that is had, is more preferably greater than about 200% for should be greater than about 100% by ASTM D-638 and the result that measures under higher test speed, and preferably greater than about 400%.
The characteristic of above-mentioned gel/sealant also can characterize by the test result of Voland/Stevens contextual analysis of organization instrument.The hardness of this gel should be about 1～about 50g, is more preferably 5 to about 30g, and preferably at 18～28g, and have 1～55% stress relaxation.In addition, though do not constitute a critical aspects for the sealing of the encirclement here, this gel adhesion strength of 5～about 40g of should having an appointment, and the adhesion strength of 9～35g is preferably arranged.As described in United States Patent (USP) No. 5079300 (people such as Debrow), above-mentioned hardness, stress relaxation and adhesion strength are to be that the Voland/Stevens contextual analysis of organization instrument of LFRA is measured with model, this instrument has the force cell of 1000g, the trigger of 5g and the spheric probe of 0.25 inch (6.53mm), and the disclosed content of this patent is hereby expressly incorporated by reference.Specifically, hardness is to use the 20ml glass scintillation pipe that contains 10～12g gel of having an appointment to measure.This pipe is placed in the above-mentioned analyzer, allows stainless spheric probe thrust the distance of 4mm in the gel with the speed of speed 0.20mm/sec.Promptly represent this hardness and thrust the required gram force of 4mm.The gram force number is high more, and gel is hard more.
In general, though aforesaid gel rubber material within periphery is comparatively desirable, any can hold on cable branch port and/or the cable joint and the suitable encapsulant that isolated moisture is invaded all can be used for the present invention.Why more satisfactory gel is, be since they as the solid extender system, can be not mobile as grease under the elevated temperature heat environment.
Particularly desirable encapsulant is that the trade mark of Raychem company is the hard silicone gel of Gel Tek, and model is that T894 is more preferably T854; Or No. 612 silicone base gels of Germany Warker sale; Or the gel that is referred to as Sylgard 572 of Dow Corning.
In addition, also available thermoplastic elastomer, for example the polymer with commodity Kraton by name or Septon mixes formed thermoplastic gel based on Kraton or Septon with the plasticizer oil of sufficient amount.Kraton or Septon gel are the polymer of styrene-ethylene butylene (styrene-ethylene butylene) and/or ethylene-propylene-styrene (ethylene-propylene-styrene) configuration.This gellike comprises 3-5% or up to 20% polymer and 80～97% plasticizer oil.Preferably increase through naphthenic oil and be charged to 95～97% by the 3-5% percentage of polymers.When used encapsulant is the thermoplastic elastomer gel, then retractable end pieces 16a and 16b and 20a and 20b are selectable, this is to seal its end because the thermoplastic properties of this kind gel can make when the filling shell by mould, and gel just is held in place after cooling.In addition, can support and press block piece and make the bending of hook spare to release the locking combination.
As selection, can establish hole 32a and 32b and 34a and 34b on the device 100, be used for when the described device of closure, can setting up frenulum or analog in addition, with more firm sealing.
Device another advantage of 100 is: because its consistent character, when needing the parallel lines of sealing coaxial cable, it two independently half one can oppositely fasten to together, form shell with two chambeies.
With WO92/22116 (content of its specification be incorporated into fully this for comprehensively with reference to) and series number to be NO.07/712320 compare with 07/988050 U.S. Patent application (its content be incorporated into too this do comprehensively with reference to), shell given here can provide much firm latching device and the snap close power of Geng Gao.
Another preferred embodiment of the present invention then shows bright in Fig. 5,6 and 7.The characteristics of this embodiment have been included among the described embodiment of Fig. 1 to 4.Specifically, Fig. 5 to 7 has illustrated the function of support casting die, and this part makes that above-mentioned preferred rigid hooks part and the flexible block piece of pulling can both bendings and essentially identical higher confining force is provided.Nature, in this example, hook spare also can be a rigidity.The final two digits of the label of the like among Fig. 5 to 7 is identical, and this fixes among the relevant several figure of most preferred embodiment therewith all like this approximately.
Specifically, device 200 is used for accommodating flat matrix, the lead on the sheet metal connector more for example, make they at this device when hinge is preferably on plastics loose-joint butt 214 closures, can be coupled in two and half chamber 212a and the 212b.This two and half chamber includes the matrix that pin member 250,252 and 265 is used for fixing terminal board.When needed, available ribs 270 keeps opening of this device with footing 260, and helps the even filling of this device and/or further strengthen the rigidity of its structure.Wallboard spare 216a, 216b, 220a, 220b then provide baffle plate, form to be used for the cavity of underfill sealants.These baffle plates will approach to such an extent that can break or bend when centering on two and half chambeies on the matrix closure.Certainly, if adopt the thermoplastic elastomer, above-mentioned baffle plate will thereby can be economized and remove when the filling sealant by mould enclosed shape one-tenth.
The hook 224 that has spine 240 is coupled in having the space 244 that forms between retaining 222 and the support casting die 228 of pulling of ridge 242.This as releasing part pull the retaining around a loose-joint butt for example plastics loose-joint butt 223 bend towards device main body.The size in gap 224 makes enough lappings between spine 240 and 242, thus gap 244 be not so great that make this two and half one under the situations that the retaining 222 of pulling not have to move just the interference because of the outside flick.In other words, hook 224 or crooked or the retaining 222 of pulling is crooked to pass gap 244 by making by self, and when passing this gap is supported to arrive in because of centering on an excessive matrix by support casting die 228 and to reverse or to adorn on attached cause outwardly-bent.
Being used for opening two is with the power of chamber half ones to make hook 204 be bent away from closed shape, and support casting die 228 stops this bending, thereby the force rate that makes burst open to play the non-existent situation of support casting die much higher, no matter and hook 224 are rigidity or flexiblely all can promote the present invention.Nature, identical support casting die also is obvious in the embodiment of Fig. 1 to 4, but in this most preferred embodiment, this support casting die is through being chosen to be rigid hooks, like this, because the effect of rigidity has just alleviated the needs of support casting die.The support casting die just is used for further strengthening the specific embodiment that this has rigid hooks.
The inside of semicircle chamber 16a and 16b can comprise fin in case of necessity or handle through glow discharge in the mill, to strengthen its compatibility to attached encapsulant thereon.The processing of this roughened surface or be chosen in and form the EDM veining structure in the corresponding component can both increase surface area and micro-pit, and this will further strengthen the adhesion of gel to shell.Describe although this device is relative certain embodiments, and its size is used for RG59/RG6 cable joint and separated time port or automobile lug plate connector, can sets it and be of a size of and to hold any cable connectors and/or joint.
The many variations that it will be apparent to those skilled in the art should belong to scope of the present invention.For example such shell, first and second element wherein is separated from each other, first element has the periphery of hook spare and has the periphery of the block piece of pulling to separate, and second element has the periphery of block piece and the hook spare support casting die of pulling to separate with the periphery that is provided with hook spare, and such structure makes each element to combine with the block piece of pulling on another element by hook spare separately and locks.In addition, this hook can be used for engaging for example fence or similar two matrixes or element with the retaining support casting die of pulling.
Obviously, making many variations under the prerequisite that does not break away from essence of the present invention is tangible to the one skilled in the art.According to the above, should think that the present invention is consistent with the gamut of appended claim book (comprising its all contents of equal value).
Claims (15)
1. encirclement protective device, a matrix passes and/or penetrates wherein, and this device comprises:
First element, it has pulls block piece and separates a hook support casting die that is enough to accommodate the gap of a hook with the block piece of pulling, described block piece and the hook support casting die of pulling is adjacent and extend along the periphery of first element, and hook support casting die provides resistance that this hook can not bent out from the device body of closure; And
Second element has a hook spare on the periphery relative with the block piece of pulling on first element, above-mentioned first and second elements form the chamber of the described matrix of sealing being closed together and hook spare when combining with the block piece snap close of pulling;
Confining force when the block piece of pulling wherein combines less than above-mentioned snap close with pine oil power with the coordinate force of hook spare, and this pull block piece or hook spare or both be arranged to flexible, with can pine oil the snap close combination.
2. device according to claim 1, it is characterized in that: first and second element can be connected together by hinged component, and this hinged component is arranged in described device and the hook spare and the block piece snap close of pulling is combined with on the hinge closure time.
3. as device as described in the claim 2, it is characterized in that: pull block piece and hook spare are that the plastic hinge around between above-mentioned two band chamber half ones is hinged together.
4. as device as described in the claim 2, it is characterized in that: this device is assembled into second such device, make the hook spare of second device sealed, make the hook spare of first device sealed simultaneously with the block piece of pulling of second device with the block piece of pulling of first device.
5. install according to claim 1, it is characterized in that: described first and second element is separated from each other, first element is provided with hook spare on the peripheral part that separates with the peripheral part that is provided with the block piece of pulling, and second element is provided with pull block piece and hook strutting piece on the peripheral part that separates with the peripheral part that is provided with hook spare, such arrangement form can make these two elements by wherein on each set hook spare lock onto with the block piece snap close of pulling set on another.
6. the described device of each claim as described above is characterized in that: have at least a described periphery to include to be placed in periphery relatively to go up elongated ridges in the groove, this ridge and groove can be used for assisting the above two and half chambeies of closure.
7. as device as described in above-mentioned each claim, it is characterized in that: described pull block piece and/or hook spare are arranged to available hand bending and release this sealed device.
8. as device as described in above-mentioned each claim, it is characterized in that: described pull block piece or hook spare or both have the extension that is projected into outside pull block piece and the hook spare latch part, by this extension, can carry out crooked with hand from the outside to release this sealed device.
9. as device as described in above-mentioned each claim, it is characterized in that: the described block piece of pulling be deflection and hook spare is harder with respect to the block piece of pulling.
10. as device as described in above-mentioned each claim, it is characterized in that: the encapsulant of filling is selected from polyurethane gle, silicone gel, has a kind of in thermoplastic elastomer's gel of plasticising oil or the polyurea gel in described two and half chambeies.
11. as device as described in above-mentioned each claim, described element is by a kind of the making of selecting from polypropylene, nylon and polyethylene.
12. as the described device of above-mentioned each claim, it is characterized in that: described gel has from about 10 to about 50g Voland hardness with at least about 100% limit elongation.
13. as device as described in above-mentioned each claim, it is characterized in that: this device also includes by its passage of periphery relatively, in order to fixedly to pass the element of this passage when closed this device.
14. as the described device of above-mentioned each claim, it is characterized in that: the inner surface in described two and half chambeies is through chemical erosion or glow discharge is corroded or mold pressing thereon goes out many rib lines, to strengthen gel bonding force thereon.
15. as the described device of above-mentioned each claim, it is characterized in that: this device also comprises by coaxial fitting and is routed to two coaxial cable connectors in together and the chamber that be sealed in described two band chamber half ones.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95194372 CN1161112A (en) | 1994-06-01 | 1995-05-17 | Environmental protection device with manually operated latch mechanism |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/252,016 | 1994-06-01 | ||
| CN 95194372 CN1161112A (en) | 1994-06-01 | 1995-05-17 | Environmental protection device with manually operated latch mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1161112A true CN1161112A (en) | 1997-10-01 |
Family
ID=5082686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95194372 Pending CN1161112A (en) | 1994-06-01 | 1995-05-17 | Environmental protection device with manually operated latch mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1161112A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100440661C (en) * | 2002-06-25 | 2008-12-03 | 佛吉亚内饰系统有限公司 | Cable holding device |
| CN101467320B (en) * | 2006-06-07 | 2012-06-20 | 3M创新有限公司 | Closure housing for sealing |
| CN106321564A (en) * | 2015-06-30 | 2017-01-11 | 舍弗勒技术股份两合公司 | Protective casing for hydraulic unit and hydraulic unit assembly comprising protective casing |
| CN106549345A (en) * | 2015-09-17 | 2017-03-29 | 上海微电子装备有限公司 | A kind of adjustable tension disc |
-
1995
- 1995-05-17 CN CN 95194372 patent/CN1161112A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100440661C (en) * | 2002-06-25 | 2008-12-03 | 佛吉亚内饰系统有限公司 | Cable holding device |
| CN101467320B (en) * | 2006-06-07 | 2012-06-20 | 3M创新有限公司 | Closure housing for sealing |
| CN106321564A (en) * | 2015-06-30 | 2017-01-11 | 舍弗勒技术股份两合公司 | Protective casing for hydraulic unit and hydraulic unit assembly comprising protective casing |
| CN106549345A (en) * | 2015-09-17 | 2017-03-29 | 上海微电子装备有限公司 | A kind of adjustable tension disc |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5525073A (en) | Environmental protection device with manually operated latch mechanism | |
| EP0587748B1 (en) | Hinged gel-filled security and environmental protection device | |
| JP2922125B2 (en) | Protective cover | |
| US5775702A (en) | Sealing arrangement | |
| US6706968B2 (en) | Environmentally sealed wrap-around sleeves having a longitudinal sealant chamber | |
| US7799995B2 (en) | Sealing assemblies for elongate members and methods for using the same | |
| KR100801351B1 (en) | Electrical connection protector kit and method for using the same | |
| EP0299797B1 (en) | Article for protecting a substrate | |
| US5371323A (en) | Splice housing apparatus | |
| CA2511444C (en) | An insulating cover for electrical connectors | |
| KR100885333B1 (en) | Wrap-around cable sleeves having an expandable body portion and methods of making same | |
| PH26271A (en) | Closure arrangement for electrical splices | |
| US6333463B1 (en) | Wire separators having sealant material reservoirs and cable splice closures employing such separators | |
| CN1161112A (en) | Environmental protection device with manually operated latch mechanism | |
| US20100122827A1 (en) | Sealant-filled enclosures and methods for environmentally protecting a connection | |
| US5368500A (en) | Closure for electric plug | |
| US6246003B1 (en) | Sealing enclosure device | |
| US5934922A (en) | Sealing member | |
| WO1995013642A1 (en) | Cable closure | |
| JPH06502960A (en) | environmental protection connections | |
| WO1996027935A1 (en) | Closure | |
| MXPA97003943A (en) | He | |
| MXPA96003939A (en) | Provision of se |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |