CN203445959U - Television distributor - Google Patents
Television distributor Download PDFInfo
- Publication number
- CN203445959U CN203445959U CN201320512329.7U CN201320512329U CN203445959U CN 203445959 U CN203445959 U CN 203445959U CN 201320512329 U CN201320512329 U CN 201320512329U CN 203445959 U CN203445959 U CN 203445959U
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- circle
- signal
- claw
- wiring
- ferrule assembly
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Abstract
The utility model discloses a television distributor. The television distributor comprises a signal input terminal and at least two signal output terminals. The signal input terminal includes an input connector which is mounted on a mortise assembly and electrically connected with a signal distribution circuit. Each signal output terminal includes a plurality output connectors mounted on the mortise assembly and electrically connected with the signal distribution circuit. Each connector is provided with a general wiring ring and a general jaw ring mounted in an inner hole of the wiring ring. An end face of the jaw ring is in compact cooperation with an end face of each connector. Inner threads of the wiring ring are cooperatively mounted with outer threads of each connector, and an inner tilt face of the wiring ring is in contact operation with an outer tilt face of the jaw ring. The jaw ring is further provided with a hole for a coaxial signal cable to pass through, and jaws for pressing and clamping the coaxial signal cable. The television distributor provided by the utility model can be securely and simply connected with the coaxial signal cable, so that the connection of a grounding line is simplified, the mounting efficiency and anticorrosion performance are improved, and the product is ensured to work stably for a long time.
Description
Technical field
The utility model relates to a kind of video equipment field, particularly a kind of TV distributor.
Background technology
TV distributor, Shi Jiang mono-tunnel TV signal is divided into the electrical equipment of multi-channel TV signals, and the housing, that comprise a circuit, is installed in circuit is electrically connected and is fixed on input signal terminal on housing with circuit and a plurality of and circuit is electrically connected and is fixed on the output signal terminal on housing.According to the quantity of output signal terminal, export the number of way, take catv distributor as example, catv distributor is a plurality of leading-out terminal structures in end of incoming cables, routine has one-in-and-two-out, to enter three to go out, one enter four and go out with one to enter six and the Multiple Type such as go out.The existing TV distributor product mode of connection is plug-in type and spiral screw-in substantially, the pressuring line structure that a lot of product ground structures can not be provided convenience for client, or there is damage wires problem in screw afterbody top line structure, and product hold-down screw porosity amount is little, inconvenient client location, in addition, product ontology unreasonable structure, after installing, product ontology is long-term contacts with the metope of humidity, saline alkali, and product ontology is easily corroded and affects function and the useful life of product.On market, the input/output signal terminal of existing product adopts plug-type structure mostly, its shortcoming is that bonding strength is low, the stability of signal transmission, reliability is undesirable, the use occasion of having relatively high expectations (while using in as cable television network), in order to improve the bonding strength between coaxial signal line and signal terminal and to guarantee signal transmission quality, conventionally need on the basis of plug in construction, add lock ring structure, with fastening piece, holding wire is fixed on signal terminal, and the wiring of lock ring structure operation need adopt specific purpose tool to complete by professional, user often cannot Self-operating, and once being connected between holding wire and TV distributor goes wrong, must rely on professional to get rid of.
The spiral screw-in signal terminal structure of existing product, although make user's being connected between settling signal line and signal terminal voluntarily, but there is the poor problem of EMI shield effectiveness in it, the unreasonable EMI leakage that has caused shielding separator because of signal terminal structure, and this leakage is strictly to control for the higher occasion of request signal transmission (as the TV distributor using in cable television network), thus, the purposes of the TV distributor product of this EMI of existence shielding poor reliability must be restricted.
Summary of the invention
Undesirable and use inconvenient defect for overcoming being seen product exists in the market unreasonable structure, reliability, the purpose of this utility model is to provide a kind of TV distributor, not only can effectively suppress the interference producing in two-way cable TV network network system, the low distribution loss of product, high-isolation, high shielding, signal transmission quality and reliability are high, and wiring is simple to operate, bonding strength is good, easy to use and the life-span is long.
To achieve these goals, the utility model has adopted following technical scheme.
A kind of TV distributor, comprise a ferrule assembly 1 that is built-in with signal distribution circuit, a signal input terminal 2a, at least two be arranged on ferrule assembly 1 and with the output signal terminal 2b of signal distribution circuit electrical connection, wherein: described signal input terminal 2a comprise one be arranged on ferrule assembly 1 and with the input adapter 21a of signal distribution circuit electrical connection, general wiring circle 23 and one are arranged on the general claw circle 22 in the interior circular hole 230 of described wiring circle 23, the circle end face 224 of described claw circle 22 and end surface 213 compression fit of input adapter 21a, the internal thread 231 of described wiring circle 23 coordinates installation with the external screw thread 211 of input adapter 21a, and the interior inclined-plane 232 of described wiring circle 23 contacts cooperation with the outer inclined-plane 222 of claw circle 22, each in described signal output terminal 2b comprise a plurality of be arranged on ferrule assembly 1 and with the general wiring circle 23 of the out splice going splice 21b of signal distribution circuit electrical connection, and the general claw circle 22 in an interior circular hole 230 that is arranged on wiring circle 23, the circle end face 224 of described claw circle 22 and end surface 213 compression fit of out splice going splice 21b, the internal thread 231 of described wiring circle 23 coordinates installation with the external screw thread 211 of out splice going splice 21b, and the interior inclined-plane 232 of described wiring circle 23 and the outer inclined-plane 222 of claw circle 22 contact cooperation, described claw circle 22 is provided with and holds the circle hole 220 that coaxial signal cable passes and can push the pawl end 225 that blocks coaxial signal cable.
Preferably, described claw circle 22 comprises sidewall 223, and the interior circular hole 230 of described wiring circle 23 has inner cylinder 233.
Further, annular gap 20 is formed between the described sidewall 223 of claw circle 22 and the inner cylinder 233 of the interior circular hole 230 of wiring circle 23, for holding the screen of holding wire.
Further, the sidewall 223 of described claw circle 22 is provided with a plurality of U-lags 226, and elastic claw 221 is formed between two adjacent U-lags 226, and outer inclined-plane 222 and the pawl end 225 of described claw circle 22 are arranged on the termination of elastic claw 221.
Preferably, described ferrule assembly 1 comprises housing 14, and the input adapter 21a of signal input terminal 2a and the out splice going splice 21b of signal output terminal 2b are separately fixed on described housing 14.
Further, the housing 14 of described ferrule assembly 1 is provided with at least four position-limit foots 11.
Further, the housing 14 of described ferrule assembly 1 is provided with installing hole 13.
Further, the housing 14 of described ferrule assembly 1 is provided with two terminal screws 12 that are threaded with housing 14.
Further, in the both sides of described terminal screw 12, be provided with two boss 15.
Accompanying drawing explanation
Fig. 1 is the profile floor map of TV distributor of the present utility model.
Fig. 2 is the left side view of Fig. 1.
Fig. 3 is the vertical view of Fig. 1.
Fig. 4 is the profile floor map of the ferrule assembly 1 of the TV distributor shown in Fig. 1.
Fig. 5 is the left side view of Fig. 4.
Fig. 6 is the input signal terminal 2a with same structure of TV distributor of the present utility model and the structure cross-sectional plane schematic diagram of output signal terminal 2b.
Fig. 7 is the structure cross-sectional plane schematic diagram of general wiring circle 23 parts of the input signal terminal 2a with same structure shown in Fig. 6 and output signal terminal 2b.
Fig. 8 is the stereoscopic schematic diagram of wiring circle 23 parts shown in Fig. 7.
Fig. 9 is the structure cross-sectional plane schematic diagram of general claw circle 22 parts of the input signal terminal 2a with same structure shown in Fig. 6 and output signal terminal 2b.
Figure 10 is the stereoscopic schematic diagram of claw circle 22 parts shown in Fig. 9.
Embodiment
Below in conjunction with the embodiment shown in accompanying drawing 1-10, further describe the embodiment of TV distributor of the present utility model.Embodiment of the present utility model is not limited to the following catv distributor embodiment providing.
Referring to Fig. 1, TV distributor of the present utility model comprise a ferrule assembly that is built-in with signal distribution circuit (not shown) 1, signal input terminal 2a and two be arranged on ferrule assembly 1 and with the output signal terminal 2b of signal distribution circuit electrical connection.Described signal distribution circuit is a kind of general TV allotter circuit, and its conductively-closed is sealed in the housing 14 of ferrule assembly 1.Signal input terminal comprise one be arranged on ferrule assembly and with the input adapter of signal distribution circuit electrical connection, each in signal output terminal comprise a plurality of be arranged on ferrule assembly and with the out splice going splice of signal distribution circuit electrical connection, each joint comprises that a general wiring circle and one are arranged on the general claw circle in the interior circular hole of wiring circle, the circle end face of claw circle and the end surface compression fit of each joint, the internal thread of wiring circle coordinates installation with the external screw thread of each joint, and the interior inclined-plane of wiring circle contacts cooperation with the outer inclined-plane of claw circle, on claw circle, be also provided with and hold the circle hole that coaxial signal cable passes and can push the pawl end that blocks coaxial signal cable.The embodiment that accompanying drawing 1 provides is for only to comprise that the form of the one-in-and-two-out of two output signal terminal 2b, TV distributor of the present utility model are not limited to this, and it can be a form of entering to have more that comprises a plurality of output signal terminal 2b.Described signal input terminal 2a is for connecting the coaxial signal cable (not shown) of input side, by being connected of signal input terminal 2a and coaxial signal cable, makes TV distributor incoming television signal source (net).Described signal output terminal 2b is for connecting the coaxial signal cable (not shown) of outlet side, by being connected of signal output terminal 2a and coaxial signal cable, make TV distributor TV network or television equipment (not shown) downstream that TV signal is provided.TV distributor of the present utility model has solved TV dispensing arrangement and the unstable problem of coaxial cable wiring, the hidden danger of having avoided coaxial cable easily to deviate from, and the mode of connection is simple, simplified the earth connection mode of connection, improved installation effectiveness, but also improved the Corrosion Protection of TV dispensing arrangement, ensured that properties of product are steady in a long-term.
Referring to Fig. 5-10, signal input terminal 2a comprise one be arranged on ferrule assembly 1 and with the general claw circle of the input adapter 21a of signal distribution circuit electrical connection, 22, a general wiring circle 23.So-called general at this, refer to that the claw circle 22 of signal input terminal 2a, wiring circle 23 are general with claw circle 22, the wiring circle 23 of signal output terminal 2b, with this, can reduce the part kind of TV distributor.Each signal output terminal 2b comprise one be arranged on ferrule assembly 1 and with the general claw circle 22 of the out splice going splice 21b of signal distribution circuit electrical connection, and a general wiring circle 23, in like manner, so-called general at this, refer to that the claw circle 22 of signal output terminal 2b, wiring circle 23 are general with claw circle 22, the wiring circle 23 of input terminal 2a.Input adapter 21a has identical mechanical structure with out splice going splice 21b, its shell is the pipe 212(Fig. 5 with external screw thread 211), the axle core being provided with in pipe 212 for coaxial signal cable inserts the sleeve (not shown) connecting, this sleeve and the 212 insulation isolation of described pipe, the electrical connection here just refers to described sleeve and the electrical connection between signal distribution circuit, and described pipe 212 is fixedly connected with the housing 14 of ferrule assembly 1.Specifically: ferrule assembly 1 comprises housing 14, the input adapter 21a of signal input terminal 2a and the out splice going splice 21b of signal output terminal 2b are separately fixed on housing 14, by this fixing realization and out splice going splice 21b, are arranged on respectively on ferrule assembly 1.Described pipe 212 and housing 14 are all made with electric conducting material, being fixedly connected with between pipe 212 and housing 14 adopts as welding, bolt and nut such as are connected at the connected mode of leaking without EMI, the high-quality of isolating to guarantee to be arranged on signal distribution circuit in housing 14 and extraneous EMI shielding.Because input adapter 21a has identical mechanical structure with out splice going splice 21b, therefore no matter be signal input terminal 2a, or output signal terminal 2b, their mechanical realization is identical, that is: for signal input terminal 2a, its claw circle 22 is arranged in the interior circular hole 230 of its wiring circle 23, the circle end face 224 of claw circle 22 and end surface 213 compression fit of input adapter 21a, the internal thread 231 of wiring circle 23 coordinates installation with the external screw thread 211 of input adapter 21a, and the interior inclined-plane 232 of wiring circle 23 contacts cooperation with the outer inclined-plane 222 of pawl circle 22; For signal output terminal 2b, in like manner, its claw circle 22 is arranged in the interior circular hole 230 of its wiring circle 23, the circle end face 224 of claw circle 22 and end surface 213 compression fit of out splice going splice 21b, the internal thread 231 of wiring circle 23 coordinates installation with the external screw thread 211 of out splice going splice 21b, and the interior inclined-plane 232 of wiring circle 23 contacts cooperation with the outer inclined-plane 222 of pawl circle 22.Due to the coaxial signal cable of input side and the coaxial signal cable of outlet side be same type can General adaptive in the cable of TV distributor, therefore, no matter be signal input terminal 2a, or output signal terminal 2b, their the pawl end 225 that passes through is identical with the structure that is fixedly connected with (non-electrical connection) of coaxial signal cable, that is: described general claw circle 22 is provided with and holds the circle hole 220 that holding wire passes and can push the pawl end 225 that blocks coaxial signal cable.Referring to Fig. 9, on the sidewall 223 of described claw circle 22, be also provided with a plurality of U-lags 226, with this, between adjacent two U-lags 226, form elastic claw 221, described outer inclined-plane 222 and pawl end 225 are arranged on the termination of elastic claw 221.
In order to further facilitate wiring operation and to improve shield effectiveness, a kind of available scheme is, between the sidewall 223 of claw circle 22 and the inner cylinder 233 of the interior circular hole 230 of wiring circle 23, leave the annular gap 20 of the screen that can hold holding wire, think in wiring operating process and provide to the accuracy of the length in reserve of the screen of coaxial signal cable the tolerance that scope is larger.
In order further to improve useful life and the reliability of TV distributor, a kind of available scheme is, the housing 14 of described ferrule assembly 1 is provided with at least four position-limit foots 11, so that housing 14 is not directly close to the installed surface (not shown) that TV distributor is installed, prevent harmful substance on installed surface corrosion housing 14 and affect the performance of TV distributor, TV distributor in particular as building electric apparatus, installed surface is generally metope, and the humidity of metope, saline-alkali environment, for the destruction of housing 14 fairly obvious and be not sneezed at.
In order to further facilitate use, make TV distributor can be applicable to various occasions, a kind of available scheme is that the housing 14 of ferrule assembly 1 is provided with installing hole 13, realizes the reliable installation of different occasions by installing hole 13.In order further to improve earth shield effect, a kind of available scheme is that the housing 14 of ferrule assembly 1 is provided with two terminal screws 12 that are threaded with housing 14.In the both sides of described terminal screw 12, be provided with two boss 15.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model; can not assert that the utility model is confined to above-mentioned explanation; without departing from the concept of the premise utility; can make some simple deduction or replace, all should be considered as belonging to protection range of the present utility model.
Claims (9)
1. a TV distributor, comprise a ferrule assembly (1) that is built-in with signal distribution circuit, a signal input terminal (2a), at least two be arranged on ferrule assembly (1) and with the output signal terminal (2b) of signal distribution circuit electrical connection, it is characterized in that:
Described signal input terminal (2a) comprise one be arranged on ferrule assembly (1) and with the input adapter (21a) of signal distribution circuit electrical connection, a general wiring circle (23) and an interior general claw circle (22) of interior circular hole (230) that is arranged on described wiring circle (23), end surface (213) compression fit of the circle end face (224) of described claw circle (22) and input adapter (21a), the internal thread (231) of described wiring circle (23) coordinates installation with the external screw thread (211) of input adapter (21a), and the interior inclined-plane (232) of described wiring circle (23) contacts cooperation with the outer inclined-plane (222) of claw circle (22),
Each in described signal output terminal (2b) comprise a plurality of be arranged on ferrule assembly (1) and with the out splice going splice (21b) of signal distribution circuit electrical connection, a general wiring circle (23) and an interior general claw circle (22) of interior circular hole (230) that is arranged on wiring circle (23), end surface (213) compression fit of the circle end face (224) of described claw circle (22) and out splice going splice (21b), the internal thread (231) of described wiring circle (23) coordinates installation with the external screw thread (211) of out splice going splice (21b), and the interior inclined-plane (232) of described wiring circle (23) contacts cooperation with the outer inclined-plane (222) of claw circle (22),
Described claw circle (22) is provided with and holds the circle hole (220) that coaxial signal cable passes and can push the pawl end (225) that blocks coaxial signal cable.
2. TV distributor according to claim 1, is characterized in that: described claw circle (22) comprises sidewall (223), and the interior circular hole (230) of described wiring circle (23) has inner cylinder (233).
3. TV distributor according to claim 2, it is characterized in that: annular gap (20) are formed between the described sidewall (223) of claw circle (22) and the inner cylinder (233) of the interior circular hole (230) of wiring circle (23), for holding the screen of holding wire.
4. TV distributor according to claim 2, it is characterized in that: the sidewall (223) of described claw circle (22) is provided with a plurality of U-lags (226), elastic claw (221) is formed between adjacent two U-lags (226), and outer inclined-plane (222) and the pawl end (225) of described claw circle (22) are arranged on the termination of elastic claw (221).
5. TV distributor according to claim 1, it is characterized in that: described ferrule assembly (1) comprises housing (14), the input adapter (21a) of signal input terminal (2a) and the out splice going splice (21b) of signal output terminal (2b) are separately fixed on described housing (14).
6. TV distributor according to claim 5, is characterized in that: the housing (14) of described ferrule assembly (1) is provided with at least four position-limit foots (11).
7. TV distributor according to claim 5, is characterized in that: the housing (14) of described ferrule assembly (1) is provided with installing hole (13).
8. TV distributor according to claim 5, is characterized in that: the housing (14) of described ferrule assembly (1) is provided with two terminal screws (12) that are threaded with housing (14).
9. TV distributor according to claim 8, is characterized in that: in the both sides of described terminal screw (12), be provided with two boss (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320512329.7U CN203445959U (en) | 2013-08-21 | 2013-08-21 | Television distributor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320512329.7U CN203445959U (en) | 2013-08-21 | 2013-08-21 | Television distributor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203445959U true CN203445959U (en) | 2014-02-19 |
Family
ID=50096967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320512329.7U Expired - Fee Related CN203445959U (en) | 2013-08-21 | 2013-08-21 | Television distributor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203445959U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106303302A (en) * | 2016-10-18 | 2017-01-04 | 成都尚智恒达科技有限公司 | A kind of equipment that cable TV signal is allocated |
| CN106454192A (en) * | 2016-10-18 | 2017-02-22 | 成都尚智恒达科技有限公司 | Cable digital television distributor |
| CN106454191A (en) * | 2016-10-18 | 2017-02-22 | 成都尚智恒达科技有限公司 | Water-proof and damp-proof distributor |
| CN106488166A (en) * | 2016-10-18 | 2017-03-08 | 成都尚智恒达科技有限公司 | A kind of allotter being easy to line maintenance |
| CN106506994A (en) * | 2016-10-18 | 2017-03-15 | 成都尚智恒达科技有限公司 | A kind of high performance signal allotter |
| CN106506992A (en) * | 2016-10-18 | 2017-03-15 | 成都尚智恒达科技有限公司 | A kind of Cable TV Signal Transmission equipment |
| CN106506993A (en) * | 2016-10-18 | 2017-03-15 | 成都尚智恒达科技有限公司 | A kind of device is allocated by cable television signal |
| CN106657859A (en) * | 2016-10-18 | 2017-05-10 | 成都尚智恒达科技有限公司 | Adjustable distributor with high security |
-
2013
- 2013-08-21 CN CN201320512329.7U patent/CN203445959U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106303302A (en) * | 2016-10-18 | 2017-01-04 | 成都尚智恒达科技有限公司 | A kind of equipment that cable TV signal is allocated |
| CN106454192A (en) * | 2016-10-18 | 2017-02-22 | 成都尚智恒达科技有限公司 | Cable digital television distributor |
| CN106454191A (en) * | 2016-10-18 | 2017-02-22 | 成都尚智恒达科技有限公司 | Water-proof and damp-proof distributor |
| CN106488166A (en) * | 2016-10-18 | 2017-03-08 | 成都尚智恒达科技有限公司 | A kind of allotter being easy to line maintenance |
| CN106506994A (en) * | 2016-10-18 | 2017-03-15 | 成都尚智恒达科技有限公司 | A kind of high performance signal allotter |
| CN106506992A (en) * | 2016-10-18 | 2017-03-15 | 成都尚智恒达科技有限公司 | A kind of Cable TV Signal Transmission equipment |
| CN106506993A (en) * | 2016-10-18 | 2017-03-15 | 成都尚智恒达科技有限公司 | A kind of device is allocated by cable television signal |
| CN106657859A (en) * | 2016-10-18 | 2017-05-10 | 成都尚智恒达科技有限公司 | Adjustable distributor with high security |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140219 Termination date: 20190821 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |