CN104378935A - Line outlet cavity cover plate locking device - Google Patents
Line outlet cavity cover plate locking device Download PDFInfo
- Publication number
- CN104378935A CN104378935A CN201310351802.2A CN201310351802A CN104378935A CN 104378935 A CN104378935 A CN 104378935A CN 201310351802 A CN201310351802 A CN 201310351802A CN 104378935 A CN104378935 A CN 104378935A
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- China
- Prior art keywords
- cover plate
- cavity cover
- outlet cavity
- wire cavity
- locking device
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- 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.)
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- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000004078 waterproofing Methods 0.000 abstract 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Connector Housings Or Holding Contact Members (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a line outlet cavity cover plate locking device. The line outlet cavity cover plate locking device comprises a line outlet cavity, a line outlet cavity cover plate, a buckling plate and a clamping pin shaft. The first end of the line outlet cavity cover plate is connected to the line outlet cavity in a rotating mode. The buckling plate is connected to the second end of the line outlet cavity cover plate in a rotating mode. The clamping pin shaft is fixed to the line outlet cavity. The buckling plate and the clamping pin shaft are clamped so that the line outlet cavity cover plate and the line outlet cavity can be locked. In the line outlet cavity cover plate locking device, the self-locking structure that the buckling plate and the clamping pin shaft are clamped is adopted, no operation tools need to be carried when the line outlet cavity cover plate is opened and closed, operation is simple, and efficiency is high. The line outlet cavity cover plate and the line outlet cavity can be more reliably fastened, the risk that the waterproofing loses efficacy is lowered, and the IP protection level of the line outlet cavity cover plate and the line outlet cavity is improved. In addition, the manufacturing cost of the line outlet cavity cover plate locking device is low.
Description
Technical field
The present invention relates to Remote Radio Unit, particularly relate to a kind of locking device of wire cavity cover plate.
Background technology
Remote Radio Unit is the important composition unit of wireless base station distributed base station, and the outlet method of Remote Radio Unit mainly contains wire cavity outlet and connector outlet two class.
The structure of the many employings of wire cavity outlet conventional is at present that wire cavity cover plate and outlet cavity are rotationally connected, and lead wire outlet is positioned at the joint of wire cavity cover plate and outlet cavity, and the connecting line in outlet cavity is derived through this lead wire outlet.After wire cavity cover plate closing lid, screw lock wire cavity cover plate and outlet cavity, and be pressed in by connecting line in lead wire outlet, anti-sealing or introduced contaminants enter in outlet cavity, improve the abbreviation of the IP(Ingress Protection of this Remote Radio Unit equipment) degree of protection.
This wire cavity outlet structure need adopt screw lock wire cavity cover plate and outlet cavity, thus, need operation tool be carried during in-site installation, and the operating difficulties of trip bolt one by one in harsh environments, consuming time more, screw fastening is unreliable and cause the probability protecting inefficacy higher.
Summary of the invention
The invention provides a kind of locking device of wire cavity cover plate, in order to realize auto-lock function.
Embodiments provide a kind of locking device of wire cavity cover plate, comprise outlet cavity, wire cavity cover plate, pinch plate and screens bearing pin, the first end of described wire cavity cover plate is rotationally connected with on described outlet cavity, described pinch plate is rotationally connected with the second end of described wire cavity cover plate, described screens bearing pin is fixed on described outlet cavity, described pinch plate engages mutually with described screens bearing pin, to lock described wire cavity cover plate and described outlet cavity.
In the implementation that the first is possible, described pinch plate comprises pinch plate main body in integrative-structure and block tongue, described pinch plate main body is connected to the second end of described wire cavity cover plate through the first axis of rotation, described block tongue is hook-shaped and arranges with described pinch plate body normal, the arrival end that described position blocking pin beam warp crosses described block tongue slides into the bottom of described block tongue, and described screens bearing pin is sticked in the bottom of described block tongue, to lock described wire cavity cover plate and described outlet cavity.
In the implementation that the second is possible, described block tongue is arranged at the side of the close described wire cavity cover plate of described pinch plate main body.
In the implementation that the third is possible, a sheathed guide on described screens bearing pin outer surface, described block tongue engages with described screens bearing pin through described guide.
In the 4th kind of possible implementation, described wire cavity cover plate is connected on described outlet cavity through the second axis of rotation, on described outlet cavity, setting tool has the support of the first connecting hole, the first end of described wire cavity cover plate is offered the second connecting hole, described second rotating shaft runs through described first connecting hole and described second connecting hole, described second rotating shaft of clamp nut locking, described outlet cavity and described wire cavity cover plate.
In conjunction with the 4th kind of possible implementation, the 5th kind of possible implementation, described locking device of wire cavity cover plate also comprises an elastic shaft sleeve, and described elastic shaft sleeve is held between described second rotating shaft and described second connecting hole.
In the 6th kind of possible implementation, described pinch plate is one, described pinch plate main body is U-shaped and comprise two list structures being in openend, described list structure arranges block tongue described in, a described screens bearing pin is fixed on described outlet cavity, described block tongue divides the two ends occuping described screens bearing pin, engages with corresponding with the two ends of described screens bearing pin.
In the 7th kind of possible implementation, described locking device of wire cavity cover plate comprises two described pinch plates and two described screens bearing pins, two described pinch plate main bodys are all connected with a link rotatable, pinch plate main body described in each all offers block tongue described in, described screens bearing pin is individually fixed on described outlet cavity, and block tongue described in is corresponding with screens bearing pin described in be engaged.
In the 8th kind of possible implementation, described locking device of wire cavity cover plate comprises two described pinch plates and two described screens bearing pins, described pinch plate is separated from each other, pinch plate main body described in each all offers block tongue described in, described screens bearing pin is individually fixed on described outlet cavity, and block tongue described in is corresponding with screens bearing pin described in be engaged.
The described locking device of wire cavity cover plate that the embodiment of the present invention provides, adopts the self-locking structure that described pinch plate engages with described screens bearing pin, and when described wire cavity cover plate opening and closing, without the need to carrying operation tool, operate simple and easy, efficiency is higher.Can also more reliable fastening described wire cavity cover plate and described outlet cavity, reduce the risk of waterproof failure, improve the IP degree of protection of described wire cavity cover plate and described outlet cavity.In addition, the manufacturing cost of described locking device of wire cavity cover plate is also lower.
Accompanying drawing explanation
In order to be illustrated more clearly in technical scheme of the present invention, be briefly described to the accompanying drawing used required in execution mode below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the decomposition texture schematic diagram of the locking device of wire cavity cover plate that first embodiment of the invention provides;
Fig. 2 is the package assembly schematic diagram of the locking device of wire cavity cover plate that first embodiment of the invention provides;
Fig. 3 is the structural representation under the non-locking state of locking device of wire cavity cover plate that first embodiment of the invention provides;
Fig. 4 is the structural representation at the first visual angle of the locking device of wire cavity cover plate that first embodiment of the invention provides;
Fig. 5 is the enlarged diagram based on the V portion shown in Fig. 4;
Fig. 6 is the cutaway view of the locking device of wire cavity cover plate that first embodiment of the invention provides;
Fig. 7 is the enlarged diagram based on the VII portion shown in Fig. 6;
Fig. 8 is the structural representation under the locking state of the locking device of wire cavity cover plate that second embodiment of the invention provides;
Fig. 9 is the structural representation under the non-locking state of the locking device of wire cavity cover plate that second embodiment of the invention provides;
Figure 10 is the structural representation under the locking state of the locking device of wire cavity cover plate that third embodiment of the invention provides;
Figure 11 is the structural representation under the non-locking state of the locking device of wire cavity cover plate that third embodiment of the invention provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Below with reference to the accompanying drawings embodiments of the invention are described.See Fig. 1 ~ 3, the locking device of wire cavity cover plate 100 of the first execution mode that the embodiment of the present invention provides, described locking device of wire cavity cover plate 100 comprises outlet cavity 10, wire cavity cover plate 20, pinch plate 30 and screens bearing pin 40.The first end of described wire cavity cover plate 20 is rotationally connected with on described outlet cavity 10, described pinch plate 30 is rotationally connected with the second end of described wire cavity cover plate 20, described screens bearing pin 40 is fixed on described outlet cavity 10, described pinch plate 30 engages mutually with described screens bearing pin 40, to lock described wire cavity cover plate 20 and described outlet cavity 10.
Described outlet cavity 10 is that Remote Radio Unit is for passing in and out the cavity body structure of connecting line.Described outlet cavity 10 forms a cavity with described wire cavity cover plate 20.Outlet cavity 10 offers multiple lead wire outlet with the joint of described wire cavity cover plate 20, and described connecting line is derived through described lead wire outlet.On described outlet cavity 10, setting tool has the support 11 of the first connecting hole 11a, for the described outlet cavity 10 of connection and described wire cavity cover plate 20.
The first end of described wire cavity cover plate 20 is rotationally connected with on described outlet cavity 10.Described wire cavity cover plate 20 is connected on described outlet cavity 10 through the second rotating shaft 21.And its concrete structure is: the first end of described wire cavity cover plate 20 is offered the second connecting hole (not indicating in figure), described second rotating shaft 21 runs through described first connecting hole 11a and described second connecting hole, and clamp nut 22 locks described second rotating shaft 21, described wire cavity cover plate 20 and described outlet cavity 10.In order to increase the frictional force between described second rotating shaft 21 and described second connecting hole, described wire cavity cover plate 20 locking device 100 also comprises an elastic shaft sleeve 50, described elastic shaft sleeve 50 is held between described second rotating shaft 21 and described second connecting hole, and then increase frictional force and the damping of described wire cavity cover plate 20 and described outlet cavity 10, described wire cavity cover plate 20 relatively described outlet cavity 10 can be stopped in arbitrarily angled maintenance, overall structure is simple, and cost is low.
See Fig. 4 ~ 7, described pinch plate 30 comprises pinch plate main body 32 in integrative-structure and block tongue 33, and described pinch plate main body 32 is connected to the second end of described wire cavity cover plate 20 through the first rotating shaft 31.Described block tongue 33 is in hook-shaped and vertically with described pinch plate main body 32 to arrange.Described screens bearing pin 40 slides into the bottom 33b of described block tongue 33 through the arrival end 33a of described block tongue 33, and described screens bearing pin 40 is sticked in the bottom 33b of described block tongue 33, to lock described wire cavity cover plate 20 and described outlet cavity 10.
Described block tongue 33 is arranged at the side of described pinch plate main body 32 near described wire cavity cover plate 20, when engaging with described screens bearing pin 40 to make described block tongue 33, the projective structure formed after avoiding described screens bearing pin 40 to run through described pinch plate 30 completely bumps to operating personnel.A sheathed guide (not indicating in figure) on described screens bearing pin 40 outer surface, described block tongue 33 engages with described screens bearing pin 40 through described guide, is beneficial to the clamping matching of described screens bearing pin 40 and described block tongue 33.
Refer again to Fig. 1, described screens bearing pin 40 is fixed on described outlet cavity 10.Described block tongue 33 engages mutually with described screens bearing pin 40, to lock described wire cavity cover plate 20 and described outlet cavity 10.Concrete locking process for: the second end of wire cavity cover plate 20 described in pressing, makes the described block tongue 33 of described pinch plate 30 extend into the downside of described screens bearing pin 40.Described screens bearing pin 40, after described arrival end 33a, is mutually locked with described block tongue 33 at 33b place, described bottom and is engaged, and finally realizes described wire cavity cover plate 20 fastening with the self-locking of described outlet cavity 10.
In the described locking device of wire cavity cover plate 100 of the first execution mode provided in the embodiment of the present invention, described pinch plate 30 is one.Described pinch plate main body 32 is U-shaped, and comprises two list structures being in openend, and described list structure arranges block tongue 33 described in.A described screens bearing pin 40 is fixed on described outlet cavity 10, and described block tongue 33 points occupy the two ends of described screens bearing pin 40, engages with corresponding with the two ends of described screens bearing pin 40.
In the described locking device of wire cavity cover plate 100 of the first execution mode that the embodiment of the present invention provides, adopt the self-locking structure that described pinch plate 30 engages with described screens bearing pin 40, when described wire cavity cover plate 20 opening and closing, without the need to carrying operation tool, operate simple and easy, efficiency is higher.Can also more reliable fastening described wire cavity cover plate 20 and described outlet cavity 10, reduce the risk of waterproof failure, improve the IP degree of protection of described wire cavity cover plate 20 and described outlet cavity 10.In addition, the manufacturing cost of described wire cavity cover plate 20 locking device is also lower.
See Fig. 8 and Fig. 9, the locking device of wire cavity cover plate 200 of the second execution mode that the embodiment of the present invention provides, substantially identical with the structure of the locking device of wire cavity cover plate 100 of the first execution mode, its difference is: described locking device of wire cavity cover plate 200 comprises two described pinch plates 130 and two described screens bearing pins 140, two described pinch plate main bodys 132 are all rotationally connected with a connecting rod 134, pinch plate main body 132 described in each is all offered block tongue 133 described in, described screens bearing pin 140 is individually fixed on described outlet cavity, block tongue 133 described in one is corresponding with screens bearing pin 140 described in be engaged.
See Figure 10 and Figure 11, the locking device of wire cavity cover plate 300 of the third execution mode that the embodiment of the present invention provides, substantially identical with the structure of the locking device of wire cavity cover plate 100 of the first execution mode, its difference is: described locking device of wire cavity cover plate 300 comprises two described pinch plates 230 and two described screens bearing pins 240, described pinch plate 230 is separated from each other, pinch plate main body 232 described in each is all offered block tongue 233 described in, described screens bearing pin divides 240 not to be fixed on described outlet cavity, block tongue 233 described in one is corresponding with screens bearing pin 240 described in be engaged.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (9)
1. a locking device of wire cavity cover plate, it is characterized in that, comprise outlet cavity, wire cavity cover plate, pinch plate and screens bearing pin, the first end of described wire cavity cover plate is rotationally connected with on described outlet cavity, described pinch plate is rotationally connected with the second end of described wire cavity cover plate, described screens bearing pin is fixed on described outlet cavity, and described pinch plate engages mutually with described screens bearing pin, to lock described wire cavity cover plate and described outlet cavity.
2. locking device of wire cavity cover plate as claimed in claim 1, it is characterized in that, described pinch plate comprises pinch plate main body in integrative-structure and block tongue, described pinch plate main body is connected to the second end of described wire cavity cover plate through the first axis of rotation, described block tongue is hook-shaped and arranges with described pinch plate body normal, the arrival end that described position blocking pin beam warp crosses described block tongue slides into the bottom of described block tongue, and described screens bearing pin is sticked in the bottom of described block tongue, to lock described wire cavity cover plate and described outlet cavity.
3. locking device of wire cavity cover plate as claimed in claim 1, it is characterized in that, described block tongue is arranged at the side of the close described wire cavity cover plate of described pinch plate main body.
4. locking device of wire cavity cover plate as claimed in claim 1, it is characterized in that, a sheathed guide on described screens bearing pin outer surface, described block tongue engages with described screens bearing pin through described guide.
5. locking device of wire cavity cover plate as claimed in claim 1, it is characterized in that, described wire cavity cover plate is connected on described outlet cavity through the second axis of rotation, on described outlet cavity, setting tool has the support of the first connecting hole, the first end of described wire cavity cover plate is offered the second connecting hole, described second rotating shaft runs through described first connecting hole and described second connecting hole, described second rotating shaft of clamp nut locking, described outlet cavity and described wire cavity cover plate.
6. locking device of wire cavity cover plate as claimed in claim 5, it is characterized in that, described locking device of wire cavity cover plate also comprises an elastic shaft sleeve, and described elastic shaft sleeve is held between described second rotating shaft and described second connecting hole.
7. locking device of wire cavity cover plate as claimed in claim 1, it is characterized in that, described pinch plate is one, described pinch plate main body is U-shaped and comprise two list structures being in openend, described list structure arranges block tongue described in, a described screens bearing pin is fixed on described outlet cavity, and described block tongue divides the two ends occuping described screens bearing pin, engages with corresponding with the two ends of described screens bearing pin.
8. locking device of wire cavity cover plate as claimed in claim 1, it is characterized in that, described locking device of wire cavity cover plate comprises two described pinch plates and two described screens bearing pins, two described pinch plate main bodys are all connected with a link rotatable, pinch plate main body described in each all offers block tongue described in, described screens bearing pin is individually fixed on described outlet cavity, and block tongue described in is corresponding with screens bearing pin described in be engaged.
9. locking device of wire cavity cover plate as claimed in claim 1, it is characterized in that, described locking device of wire cavity cover plate comprises two described pinch plates and two described screens bearing pins, described pinch plate is separated from each other, pinch plate main body described in each all offers block tongue described in, described screens bearing pin is individually fixed on described outlet cavity, and block tongue described in is corresponding with screens bearing pin described in be engaged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310351802.2A CN104378935B (en) | 2013-08-13 | 2013-08-13 | A kind of locking device of wire cavity cover plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310351802.2A CN104378935B (en) | 2013-08-13 | 2013-08-13 | A kind of locking device of wire cavity cover plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104378935A true CN104378935A (en) | 2015-02-25 |
| CN104378935B CN104378935B (en) | 2018-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310351802.2A Active CN104378935B (en) | 2013-08-13 | 2013-08-13 | A kind of locking device of wire cavity cover plate |
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| Country | Link |
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| CN (1) | CN104378935B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109788675A (en) * | 2017-11-13 | 2019-05-21 | 研祥智能科技股份有限公司 | Operating mechanism and cabinet |
| US10361784B2 (en) | 2015-12-08 | 2019-07-23 | Huawei Technologies Co., Ltd. | Remote radio apparatus and component thereof |
| CN111343808A (en) * | 2018-12-18 | 2020-06-26 | 南宁富桂精密工业有限公司 | Electronic device |
| CN114109152A (en) * | 2020-09-01 | 2022-03-01 | 中兴通讯股份有限公司 | Locking device for maintenance window |
| WO2023222025A1 (en) * | 2022-05-19 | 2023-11-23 | Telefonaktiebolaget Lm Ericsson (Publ) | Wire output cavity cover plate device, base station remote apparatus and electronic apparatus including the same |
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| CN2898415Y (en) * | 2006-04-04 | 2007-05-09 | 陆勤 | Damping spindle |
| CN101047397A (en) * | 2007-04-16 | 2007-10-03 | 华为技术有限公司 | Radio frequency module, outlet port sealing elastomer and base station |
| CN201639890U (en) * | 2009-12-11 | 2010-11-17 | 华为技术有限公司 | Locking device of wire cavity cover plate |
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2013
- 2013-08-13 CN CN201310351802.2A patent/CN104378935B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE916652C (en) * | 1952-05-04 | 1954-08-16 | Nordwestdeutsche Rundfunk | Device for locking electrical devices in slide-in or cassette design |
| US4313150A (en) * | 1979-09-24 | 1982-01-26 | Northern Telecom Limited | Latching lever for printed circuit boards |
| US7083447B2 (en) * | 2004-02-16 | 2006-08-01 | Dspace Digital Signal Processing And Control Engineering Gmbh | Printed circuit board module and disconnect bow |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10361784B2 (en) | 2015-12-08 | 2019-07-23 | Huawei Technologies Co., Ltd. | Remote radio apparatus and component thereof |
| US10735096B2 (en) | 2015-12-08 | 2020-08-04 | Huawei Technologies Co., Ltd. | Remote radio apparatus and component thereof |
| CN109788675A (en) * | 2017-11-13 | 2019-05-21 | 研祥智能科技股份有限公司 | Operating mechanism and cabinet |
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| CN111343808A (en) * | 2018-12-18 | 2020-06-26 | 南宁富桂精密工业有限公司 | Electronic device |
| CN114109152A (en) * | 2020-09-01 | 2022-03-01 | 中兴通讯股份有限公司 | Locking device for maintenance window |
| WO2023222025A1 (en) * | 2022-05-19 | 2023-11-23 | Telefonaktiebolaget Lm Ericsson (Publ) | Wire output cavity cover plate device, base station remote apparatus and electronic apparatus including the same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104378935B (en) | 2018-05-11 |
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Effective date of registration: 20240603 Address after: Room 103, No. 66 Qilin Middle Road, Baiyun District, Guangzhou City, Guangdong Province, 510000 Patentee after: Guangdong Jingtian Investment Group Co.,Ltd. Country or region after: China Address before: Room 201, No. 66 Qilingang Middle Road, Baiyun District, Guangzhou City, Guangdong Province, 510000 Patentee before: South China Real Estate Management (Guangzhou) Co.,Ltd. Country or region before: China |