CN203131756U - Wiring device of flame-proof lamp - Google Patents
Wiring device of flame-proof lamp Download PDFInfo
- Publication number
- CN203131756U CN203131756U CN 201220752179 CN201220752179U CN203131756U CN 203131756 U CN203131756 U CN 203131756U CN 201220752179 CN201220752179 CN 201220752179 CN 201220752179 U CN201220752179 U CN 201220752179U CN 203131756 U CN203131756 U CN 203131756U
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- China
- Prior art keywords
- hole
- explosion
- junction block
- proof lamp
- unsteady
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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.)
- Expired - Lifetime
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model provides a wiring device of a flame-proof lamp. The wiring device comprises a floating wiring holder, a first threaded hole, a compression nut and a plurality of wires. A copper cylinder is arranged inside the floating wiring holder. The first threaded hole is formed in a box body, and the floating wiring holder is inserted in the first threaded hole. The compression nut is matched with the first threaded hole. One end of each of the wires is connected with the copper cylinder electrically, and the other end of each of the wires is connected with a first wiring terminal electrically. The compression nut is provided with a first through hole, and an external cable is arranged in the first through hole in a penetrating mode. One end of the floating wiring holder is provided with a pulling mechanism used for pulling out the floating wiring holder. One end of the copper cylinder is connected with the wires electrically, and the other end of the copper cylinder is provided with a second wiring terminal electrically connected with the external cable. According to the wiring device of the flame-proof lamp, the floating wiring holder is adopted, so that the flame-proof performance and the tightness of the original flame-proof lamp are not destroyed after the cable is connected. Therefore, the wiring device of the flame-proof lamp has the advantages that the structure is simple, cables are convenient to install, efficiency is high, and the flame-proof performance and the tightness are good.
Description
Technical field
The utility model relates to a kind of termination, particularly relates to a kind of termination of explosion-proof lamp.
Background technology
General passive electric equipment such as light fixture need to insert cable from external power source in use, and for the sake of security, the metal shell light fixture of non-safe voltage also will connect a ground wire.
For general commercial lighting light fixture, as the fluorescent lamp that uses under the indoor normal air environment, because environment is cleaner, shell can not guarantee safe handling yet.The junction block that inserts cable can be exposed at the light fixture outside, perhaps make things convenient for the position to stay socket or a junction block that inserts cable in certain of light fixture, can realize the access of cable, simple and easy, safety and convenient.
And for the illumination light fixture, as the light fixture that use in places such as the work of coal mine, production of hydrocarbons storage, because might deposit methane gas or imflammable gas, meeting electric arc or high temperature might explode, so this type of light fixture just must have explosion prevention function.Therefore, the access of the cable of illumination light fixture also will guarantee the explosion-proof safeguard function of whole light fixture.
The termination of existing explosion-proof lamp is fixedly mounted on the lighting box enclosure, if cable is installed, just must open the light fixture case lid, with live wire, and zero line, ground wires etc. insert in the casing.The light fixture casing generally adopts screw thread or a large amount of firm sealing of bolt, uncap and just must turn on one by one, so it is very difficult to uncap; And the light fixture that light fixture manufacturer assembles when dispatching from the factory meticulously through tightly detecting, allows the assembly crewman of specialty open at last again, connects capping again again behind the cable of back, and not only the labor life is lost money, and might destroy or reduce performances such as light fixture is explosive-proof sealed.
So the termination of existing explosion-proof lamp has the cable of installation complicated operation and expends time in and explosion-proof performance and the relatively poor shortcoming of sealing property.
The utility model content
The purpose of this utility model be to avoid weak point of the prior art and provide a kind of simple in structure, install that cable efficient is high and convenient, the termination of the explosion-proof lamp of explosion-proof performance and good airproof performance.
The purpose of this utility model realizes by following technical measures:
A kind of termination of explosion-proof lamp, be used for to realize being electrically connected of first binding post and external electric cable in the explosion-proof lamp casing, comprising: in be provided with the unsteady junction block of copper post, first screwed hole that is arranged at the described unsteady junction block insertion of confession of described casing, clamp nut, the some leads that matches with described first screwed hole; One end of described lead is electrically connected with described copper post, the other end is electrically connected with described first binding post; Described clamp nut is provided with first through hole that wears for described external electric cable; One end of described unsteady junction block is provided be used to the mechanism that pulls that pulls out described unsteady junction block; One end of described copper post is electrically connected with described lead, the other end is provided with second binding post that is electrically connected for described external electric cable.
Preferably, above-mentioned unsteady junction block also includes insulating base, two housing screws, elastic plate, seal; Described insulating base is connected with described seal; Described insulating base is provided with second through hole and two second screwed holes that are communicated with described second through hole, described copper post is fixed in described second through hole, two described housing screws screw in respectively in two described second screwed holes, and described elastic plate is arranged between described second screwed hole and by two described housing screws and fixes; Described seal is provided with third through-hole, and described second binding post is arranged in described third through-hole.
Further preferably, above-mentioned unsteady junction block also includes the insulating lid that is arranged at the described insulating base outside.
Preferably, the above-mentioned mechanism that pulls is the arched door handle.
The utility model compared with prior art has the following advantages: the copper post in the unsteady junction block of the termination of explosion-proof lamp of the present utility model is electrically connected with first binding post and second binding post in the casing respectively, insert before the external electric cable, unsteady junction block is positioned at first screwed hole of casing, and the outside is fixed in the casing with the clamp nut junction block that will float.When needing to insert the external electric cable: the clamp nut of outwarding winding earlier, then pull out in first screwed hole by pulling mechanism's junction block that will float, after then the external electric cable being passed first through hole of clamp nut, be electrically connected with second binding post of unsteady junction block, the junction block that will float at last is reentered in first screwed hole, and be fixed in the casing with the clamp nut junction block that will float, thereby realize being electrically connected of first binding post and external electric cable in the explosion-proof lamp casing
The termination of explosion-proof lamp of the present utility model adopts the junction block that floats, and does not need to open as prior art the light fixture case lid, therefore inserts the explosive-proof sealed property that can not destroy original explosion-proof lamp behind the cable.So that the termination of explosion-proof lamp of the present utility model has is simple in structure, it is convenient and efficient is high, the advantage of explosion-proof performance and good airproof performance that cable is installed.
Description of drawings
The utility model is described in further detail to utilize accompanying drawing, but the embodiment in the accompanying drawing does not constitute any restriction of the present utility model.
Fig. 1 is the decomposition texture schematic diagram of the termination of explosion-proof lamp of the present utility model;
Fig. 2 is the structural representation of the termination of explosion-proof lamp of the present utility model;
Fig. 3 is the structural representation of unsteady junction block of the termination of explosion-proof lamp of the present utility model;
Fig. 4 is the structural representation that the termination of explosion-proof lamp of the present utility model uses in explosion-proof lamp.
The specific embodiment
With accompanying drawing the utility model is further described with the following Examples:
A kind of termination 100 of explosion-proof lamp, be used for to realize being electrically connected of first binding post 11 and external electric cable 20 in the explosion-proof lamp casing 10, as Fig. 1, Fig. 2 and shown in Figure 4, comprising: in be provided with copper post 31 unsteady junction block 30, be arranged at first screwed hole 12 that the described unsteady junction block 30 of the confession of described casing 10 inserts, clamp nut 40, the some leads 50 that matches with described first screwed hole 12; One end of described lead 50 is electrically connected with described copper post 31, the other end is electrically connected with described first binding post 11; Described clamp nut 40 is provided with first through hole 41 that wears for described external electric cable 20; One end of described unsteady junction block 30 is provided be used to what pull out described unsteady junction block 30 and pulls mechanism 60; One end of described copper post 31 is electrically connected with described lead 50, the other end is provided with second binding post (not indicating among the figure) that is electrically connected for described external electric cable 20.Particularly, as shown in Figure 3, pull mechanism 60 and be arched door handle 61.
The termination 100 of explosion-proof lamp of the present utility model adopts the junction block 30 that floats, and does not need to open as prior art the light fixture case lid, therefore inserts the explosive-proof sealed property that can not destroy original explosion-proof lamp behind the external electric cable 20.So that the termination 100 of explosion-proof lamp of the present utility model has is simple in structure, it is convenient and efficient is high, the advantage of explosion-proof performance and good airproof performance that cable 20 is installed.
Preferably, as shown in Figure 3, the junction block 30 that floats also includes insulating base 32, two housing screws 33, elastic plate 34, seal 35; Described insulating base 32 is connected with described seal 35; Described insulating base 32 is provided with second through hole (not indicating among the figure) and two second screwed holes (not indicating among the figure) that are communicated with described second through hole (not indicating among the figure), described copper post 31 is fixed in described second through hole (not indicating among the figure), two described housing screws 33 screw in respectively in two described second screwed holes (indicating among the figure), and described elastic plate 34 is arranged between described second screwed hole (indicating among the figure) and by two described housing screws 33 and fixes; Described seal 35 is provided with third through-hole 38, and described second binding post (not indicating among the figure) is arranged in described third through-hole 38.
Further preferably, as shown in Figure 2, the junction block 30 that floats also includes the insulating lid 39 that is arranged at described insulating base 32 outsides.Insulating lid 39 can prevent the electrical safety of the explosion-proof lamp casing 10 of metal shell.
Should be noted that at last; above embodiment is only in order to illustrate the technical solution of the utility model; but not to the restriction of the utility model protection domain; although with reference to preferred embodiment the utility model has been done to explain; those of ordinary skill in the art is to be understood that; can make amendment or be equal to replacement the technical solution of the utility model, and not break away from essence and the scope of technical solutions of the utility model.
Claims (4)
1. the termination of an explosion-proof lamp is used for realizing being electrically connected of first binding post and external electric cable in the explosion-proof lamp casing, it is characterized in that, comprising:
In be provided with the copper post unsteady junction block, be arranged at first screwed hole that the described unsteady junction block of the confession of described casing inserts, clamp nut, the some leads that matches with described first screwed hole;
One end of described lead is electrically connected with described copper post, the other end is electrically connected with described first binding post;
Described clamp nut is provided with first through hole that wears for described external electric cable;
One end of described unsteady junction block is provided be used to the mechanism that pulls that pulls out described unsteady junction block;
One end of described copper post is electrically connected with described lead, the other end is provided with second binding post that is electrically connected for described external electric cable.
2. the termination of explosion-proof lamp according to claim 1 is characterized in that: described unsteady junction block also includes insulating base, two housing screws, elastic plate, seal;
Described insulating base is connected with described seal;
Described insulating base is provided with second through hole and two second screwed holes that are communicated with described second through hole, described copper post is fixed in described second through hole, two described housing screws screw in respectively in two described second screwed holes, and described elastic plate is arranged between described second screwed hole and by two described housing screws and fixes;
Described seal is provided with third through-hole, and described second binding post is arranged in described third through-hole.
3. the termination of explosion-proof lamp according to claim 2 is characterized in that: described unsteady junction block also includes the insulating lid that is arranged at the described insulating base outside.
4. according to the termination of claim 1 or 2 or 3 described explosion-proof lamps, it is characterized in that: the described mechanism that pulls is the arched door handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220752179 CN203131756U (en) | 2012-12-31 | 2012-12-31 | Wiring device of flame-proof lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220752179 CN203131756U (en) | 2012-12-31 | 2012-12-31 | Wiring device of flame-proof lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203131756U true CN203131756U (en) | 2013-08-14 |
Family
ID=48939730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220752179 Expired - Lifetime CN203131756U (en) | 2012-12-31 | 2012-12-31 | Wiring device of flame-proof lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203131756U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106152064A (en) * | 2015-04-10 | 2016-11-23 | 海洋王照明科技股份有限公司 | Light fixture sealing locknut off loading is put and light fixture |
| CN108561795A (en) * | 2018-04-23 | 2018-09-21 | 嘉兴宝仕龙集成家居有限公司 | A kind of waterproof with decorative function electric appliance of intelligence |
-
2012
- 2012-12-31 CN CN 201220752179 patent/CN203131756U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106152064A (en) * | 2015-04-10 | 2016-11-23 | 海洋王照明科技股份有限公司 | Light fixture sealing locknut off loading is put and light fixture |
| CN108561795A (en) * | 2018-04-23 | 2018-09-21 | 嘉兴宝仕龙集成家居有限公司 | A kind of waterproof with decorative function electric appliance of intelligence |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Wu Yali Document name: Notification of Passing Examination on Formalities |
|
| DD01 | Delivery of document by public notice | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130814 |
|
| CX01 | Expiry of patent term |