CN202308398U - Mining explosion suppression type latch connector - Google Patents
Mining explosion suppression type latch connector Download PDFInfo
- Publication number
- CN202308398U CN202308398U CN201120367573XU CN201120367573U CN202308398U CN 202308398 U CN202308398 U CN 202308398U CN 201120367573X U CN201120367573X U CN 201120367573XU CN 201120367573 U CN201120367573 U CN 201120367573U CN 202308398 U CN202308398 U CN 202308398U
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- plug
- socket
- latch connector
- pair
- fixed contact
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Abstract
Disclosed is a mining explosion suppression type latch connector, belonging to the mining explosion suppression device technology field. The mining explosion suppression type latch connector comprises a plug 1 and a socket 2, wherein the socket 2 is composed of double-barrel electrode structure arranged inside a socket housing 2.9; one end of the double-barrel electrode structure is connected with a storage battery anode 2.6 and a storage battery cathode 2.7 respectively via a lead, with the other end of the double-barrel electrode structure being provided with a non-connection structure of the plug 1 that is not completely inserted into the socket 2 and a mortise lock structure preventing the error insertion of the anode and cathode plugs; and the non-connection structure and the mortise lock structure are fixed upon a covering plate 2.8. The mining explosion suppression type latch connector can protect the locomotive electric devices against short circuit and load and prevent the error insertion of the anode and cathode of the plug. Moreover, the mining explosion suppression type latch connector is provided with a structure capable of preventing error insertion of anode and cathode plug, with the advantages of well durability and great antirust performance.
Description
Technical field
The utility model relates to the explosion-proof device for mine technical field, the coal mine that is particularly useful for having methane and coal dust explosion hazard UNICOM or cut off a kind of mining flame-proof latch connector that the electric locomotive electric equipment is used when non-loaded.
Background technology
At present, 2.5 tons, 5 tons, 8 tons, 12 tons accumulator loco motives of various models under the existing coal mine that methane and coal dust explosion hazard arranged, dividing in the connector of use, socket has both positive and negative polarity, has plug anti-inserted situation easily, causes connector to damage.Because the fuse contact-making surface out-of-flatness in the connector, and contact area is little, and contact-making surface can not regulate voluntarily, causes fuse to damage easily.
Summary of the invention
For overcoming the prior art deficiency; The utility model provides a kind of mining flame-proof latch connector; Can the short circuit and the load of locomotive electric cad system equipment be shielded; Can prevent that the anti-inserted situation of plug both positive and negative polarity from taking place, and has the structure that prevents both positive and negative polarity plug error and go into, durable in use, antirust performance.
For realizing aforesaid goal of the invention, the utility model adopts following technical scheme:
A kind of mining flame-proof latch connector comprises: plug and socket, and said socket is made up of the bitubular electrode structure that is provided with in the jack housing, and bitubular electrode structure one end is through being connected with the storage battery negative pole with storage battery is anodal respectively through lead; The bitubular electrode structure other end is provided with plug and does not all insert the non-engaging structure in the socket and prevent the mortise lock structure that both positive and negative polarity plug error is gone into; Said non-engaging structure and mortise lock structure are fixed on the covering plate.
A kind of mining flame-proof latch connector; Said bitubular electrode structure is made up of insulation board, the two pairs of fixed contacts and a tube utmost point of putting fuse; Said insulation board is provided with a pair of fixed contact; The first end of each stationary contact is connected through binding post fixing on be flexible coupling line and the insulating base, and each binding post is connected with the storage battery negative pole with the storage battery positive pole respectively through lead respectively; The tube utmost point of each fixed contact other end is connected through the second pair of fixed contact tube utmost point that is provided with on fuse and the covering plate, and the other end of second pair of fixed contact is provided with the retaining mechanism of locking-type plug on the covering plate.
A kind of mining flame-proof latch connector, said non-engaging structure are the retaining mechanism of locking-type plug of being rotatably connected, and the retaining mechanism of said locking-type plug is made up of a pair of " L " shape structural elasticity clamp that the second pair of fixed contact both sides on the covering plate are provided with.
A kind of mining flame-proof latch connector; Said plug is " T " shape structure; Be sequentially provided with the binding post that is connected with cable in the thick tube of " T " shape structure, binding post passes through spring and is connected with moving contact, binding post be provided with covering plate on the corresponding plate of " L " shape clamp.
The mortise lock structure that a kind of mining flame-proof latch connector, said error are gone into is made up of with the socket electrode of corresponding small one and large one small one and large one a pair of plug electrode.
A kind of mining flame-proof latch connector, said jack housing are box-like casting pig structure, and the box top is provided with covering plate and is fixedly coupled plate, and the box bottom is provided with electric locomotive and is fixedly coupled plate, and connecting plate is provided with four 12 installing hole; The box surface is provided with antirust steam phosphating processing layer.
Owing to adopt aforesaid technical scheme, the utlity model has following superiority:
A kind of mining flame-proof latch connector meets GB3836-2000 " explosive gas atmosphere electrical installation " standard and check, has following superiority:
1, this flame proof latch shell adopts HT250 casting pig to process, and individual envelope adopts steam phosphating to handle, and it is durable in use that it is had, the characteristics of good antirust property
2, latch is made up of plug and socket, is simple electrode structure, has and can protect locomotive electric cad system equipment, prevents to transship fuse with short circuit.
3, this latch has the structure that in use can not get loose voluntarily, and only after outage, could plug extracted and can must the band point part of jack be hidden automatically, also has two one pole plugs and does not all insert in the socket.
4, mortise lock is corresponding plug or socket structurally can exchange, and mortise lock is furnished with the structure that prevents that both positive and negative polarity plug error from going into.
Description of drawings
Fig. 1 is the structural representation of mining flame-proof latch connector;
Among the figure: 1. plug, 1.1. binding post, 1.2. main spring, 1.3. moving contact, 1.4. plate; 2. socket, 2.1. insulation board, 2.2. fixed contact, the 2.3. line that is flexible coupling, the 2.4. insulating base, 2.5 binding posts, the 2.6. storage battery is anodal, 2.7. storage battery negative pole, 2.8 covering plates, 2.9. jack housing, 2.10 " L " shape structural elasticity clamp.
Embodiment
As shown in Figure 1: a kind of mining flame-proof latch connector; Comprise: plug 1 and socket 2; Said socket 2 is made up of the bitubular electrode structures that are provided with in the jack housing 2.9, and bitubular electrode structure one end is through being connected with storage battery negative pole 2.7 with storage battery anodal 2.6 respectively through lead; The bitubular electrode structure other end is provided with plug 1 and does not all insert the non-engaging structure in the socket 2 and prevent the mortise lock structure that both positive and negative polarity plug error is gone into; Said non-engaging structure and mortise lock structure are fixed on the covering plate 2.8.
Said bitubular electrode structure is made up of insulation board 2.1, two pairs of fixed contacts 2.2 and a tube utmost point of putting fuse; Said insulation board 2.1 is provided with a pair of fixed contact 2.2; Each fixed contact 2.2 1 end is connected through binding post 2.5 fixing on be flexible coupling line 2.3 and the insulating base 2.4, and each binding post 2.5 is connected with storage battery negative pole 2.7 with storage battery positive pole 2.6 respectively through lead respectively; The tube utmost point of each fixed contact 2.2 other end is connected through 2.2 utmost points of second pair of fixed contact of setting on fuse and the covering plate 2.8, and the other end of second pair of fixed contact 2.2 is provided with the retaining mechanism of locking-type plug 1 on the covering plate 2.8.
Said non-engaging structure is the retaining mechanism of locking-type plug 1 of being rotatably connected, and the retaining mechanism of said locking-type plug is made up of a pair of " L " shape structural elasticity clamp 2.10 that second pair of fixed contact 2.2 both sides on the covering plate 2.8 are provided with.
Said plug 1 is " T " shape structure; Be sequentially provided with the binding post 1.1 that is connected with cable in the thick tube of " T " shape structure; Binding post 1.1 is connected with moving contact 1.3 through spring 1.2, binding post 1.1 be provided with covering plate 2.8 on the corresponding plate 1.4 of " L " shape clamp.Said jack housing 2.9 is box-like casting pig structure, and the box top is provided with covering plate 2.8 and is fixedly coupled plate, and the box bottom is provided with electric locomotive and is fixedly coupled plate, and connecting plate is provided with four 12 installing hole; The box surface is provided with antirust steam phosphating processing layer.The mortise lock structure that said error is gone into is made up of with socket 2 electrodes of corresponding small one and large one small one and large one a pair of plug 1 electrode.
Said binding post 1.1, binding post 2.5 are brass spare; Said insulating base 2.4 is the bakelite cover; Said main spring 1.2 is 701 groups of carbon spring steel wires; The said line 2.3 that is flexible coupling, moving contact 1.3, fixed contact 2.2 are the red copper part; Said insulation board 2.1 is a bakelite plate.
During use, when plug inserts, must the electrode on small one and large one the electrode alignment jack housing 2.9 on the plug 1 be pushed away and turn over 30 ° forward, this moment, circuit was non-on-state; Push away forward again; On the binding post 1.1 of " T " shape structure plug 1 on plate 1.4 and the covering plate 2.8 " L " shape clamp corresponding, change 30 ° again, plate 1.4 is fastened by " L " shape clamp on the socket cover plate 2.8 on the plug sleeve; Make it and to withdraw from automatically, at this moment circuit UNICOM.
Installation and maintenance, the socket part of latch has four 12 installing hole, with bolt socket is installed on the accumulator box of electric locomotive.The connecting and disconnecting of latch only just allow to carry out when non-loaded.
Points for attention
When (1) socket was not worked, it exposed machined surface and is coated with 204-1 antirust oil, avoided explosion-proof of foreign object damaged in collision.
When (2) plug did not insert socket, the dust cap that is installed on the socket fell automatically, and socket aperture is covered in, and got into socket to prevent dust and foreign object.
(3) because of the socket electric conductor is an electrified body, so when changing fuse-link, should note causing short circuit.
(4) contact current-carrying part such as scaling loss should be changed contact again.
(5) answer the position of conductive pieces in the running check plug and socket whether correct, but must be noted that the socket conductive pieces is an electrified body, should at will not touch in the place that gas or coal dust explosion hazard are arranged.
(6) connection bolt should be tightened, and must not become flexible.
(7) answer the spring in the running check plug and socket whether to get loose.If lost efficacy, in time change, to guarantee the contact pressure of contact.
(8) should in time change after the alignment pin wearing and tearing.
Attention: plug can only insert the same polarity socket; The insertion of plug with extract all and must after load breaks off, carry out.
Claims (6)
1. mining flame-proof latch connector; It is characterized in that: comprising: plug (1) and socket (2); Said socket (2) is made up of the bitubular electrode structure that is provided with in the jack housing (2.9), and bitubular electrode structure one end is through being connected with storage battery negative pole (2.7) with storage battery anodal (2.6) respectively through lead; The bitubular electrode structure other end is provided with plug (1) and does not all insert the non-engaging structure in the socket (2) and prevent the mortise lock structure that both positive and negative polarity plug error is gone into; Said non-engaging structure and mortise lock structure are fixed on the covering plate (2.8).
2. a kind of mining flame-proof latch connector according to claim 1; It is characterized in that: said bitubular electrode structure is made up of the tube utmost point of insulation board (2.1), two pairs of fixed contacts (2.2) and storing fuse; Said insulation board (2.1) is provided with a pair of fixed contact (2.2); Each fixed contact (2.2) one end is gone up fixing binding post (2.5) through line that is flexible coupling (2.3) and insulating base (2.4) and is connected, and each binding post (2.5) is connected with storage battery negative pole () 2.7 with storage battery anodal (2.6) respectively through lead respectively; The tube utmost point of each fixed contact (2.2) other end is gone up second pair of fixed contact (2.2) tube utmost point that is provided with through fuse and covering plate (2.8) and is connected, and the other end of the last second pair of fixed contact of covering plate (2.8) (2.2) is provided with the retaining mechanism of locking-type plug (1).
3. a kind of mining flame-proof latch connector according to claim 1; It is characterized in that: said non-engaging structure is the retaining mechanism of locking-type plug (1) that is rotatably connected, and the retaining mechanism of said locking-type plug is made up of a pair of " L " the shape structural elasticity clamp (2.10) that the last second pair of fixed contact of covering plate (2.8) (2.2) both sides are provided with.
4. a kind of mining flame-proof latch connector according to claim 1; It is characterized in that: said plug (1) is " T " shape structure; Be sequentially provided with the binding post (1.1) that is connected with cable in the thick tube of " T " shape structure; Binding post (1.1) is connected with moving contact (1.3) through spring (1.2), and binding post (1.1) is provided with covering plate (2.8) and goes up the corresponding plate (1.4) of " L " shape clamp.
5. a kind of mining flame-proof latch connector according to claim 1 is characterized in that: the mortise lock structure that said error is gone into is made up of with socket (2) electrode of corresponding small one and large one small one and large one a pair of plug (1) electrode.
6. a kind of mining flame-proof latch connector according to claim 1; It is characterized in that: said jack housing (2.9) is box-like casting pig structure; The box top is provided with covering plate (2.8) and is fixedly coupled plate; The box bottom is provided with electric locomotive and is fixedly coupled plate, and connecting plate is provided with four 12 installing hole; The box surface is provided with antirust steam phosphating processing layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120367573XU CN202308398U (en) | 2011-10-01 | 2011-10-01 | Mining explosion suppression type latch connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120367573XU CN202308398U (en) | 2011-10-01 | 2011-10-01 | Mining explosion suppression type latch connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202308398U true CN202308398U (en) | 2012-07-04 |
Family
ID=46377220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120367573XU Expired - Fee Related CN202308398U (en) | 2011-10-01 | 2011-10-01 | Mining explosion suppression type latch connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202308398U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106450916A (en) * | 2016-10-20 | 2017-02-22 | 中车资阳机车有限公司 | Ethernet multi-connection connector for locomotive and multi-locomotive |
-
2011
- 2011-10-01 CN CN201120367573XU patent/CN202308398U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106450916A (en) * | 2016-10-20 | 2017-02-22 | 中车资阳机车有限公司 | Ethernet multi-connection connector for locomotive and multi-locomotive |
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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: 20120704 Termination date: 20141001 |
|
| EXPY | Termination of patent right or utility model |