CN114300893A - Wire pressing terminal for power connection port of explosion-proof distribution box - Google Patents
Wire pressing terminal for power connection port of explosion-proof distribution box Download PDFInfo
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- CN114300893A CN114300893A CN202210008020.8A CN202210008020A CN114300893A CN 114300893 A CN114300893 A CN 114300893A CN 202210008020 A CN202210008020 A CN 202210008020A CN 114300893 A CN114300893 A CN 114300893A
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Abstract
The invention provides a wire pressing terminal for an explosion-proof distribution box power connection port, which comprises a distribution box power connection port, a wire pressing terminal and a wire end, wherein the wire pressing terminal is arranged on the outer side of the distribution box power connection port, the wire end is arranged on the inner side of the wire pressing terminal, an automatic ejection structure is arranged on the inner side of the wire pressing terminal, a power failure groove is fixedly arranged on the inner side of the distribution box power connection port, and power supply connection grooves are fixedly arranged at two ends of the inner side of the distribution box power connection port, which are close to the outer side of the power failure groove. Through being equipped with the auto-eject structure, through making cooperation work between spacing groove B, stopper B, ejector pad, spacing groove A, stopper A, the bullet piece, can will produce the overheated line ball terminal auto-eject of problem of circuit because transship, make its disconnection and the electric connection between the block terminal, the circuit that can effectual protection block terminal can not be impaired, has improved the protectiveness to the block terminal, through being equipped with insulating protection structure.
Description
Technical Field
The invention relates to the technical field of wire pressing terminals, in particular to a wire pressing terminal for a power connection port of an explosion-proof distribution box.
Background
The crimp terminal is a commonly used electrical connection fitting for connecting wires. The wiring terminal has multiple structures, the most basic structure is that a metal sheet is placed in a section of insulator, both ends of the insulator are provided with holes for inserting wires, when a problem occurs in a circuit of a distribution box, the safety of workers can be threatened, and therefore a wire pressing terminal for an electric connection port of an explosion-proof distribution box is needed
Through research and analysis discovery, current explosion-proof block terminal meets the line ball terminal of electric mouth and does not set up can be in the inside overheated problem that transships that appears of block terminal, for the device that the line ball terminal auto-eject of the sake of safety, this is lower with regard to the line ball terminal that makes current explosion-proof block terminal meet electric mouth, and current explosion-proof block terminal meets the line ball terminal of electric mouth and does not set up the device structure of insulating measure to line ball terminal rapidly after line ball terminal breaks away from, this line ball terminal after just making to pop out is any to be remained partial current, can cause harm to staff's personal health.
Based on the above description to and combine the equipment discovery among the prior art, consequently this design is directed at above-mentioned problem, designs a rational in infrastructure, and the line ball terminal of the explosion-proof block terminal electricity interface that functional good, in order to improve the practicality.
Disclosure of Invention
The invention aims to provide a wire pressing terminal for a power connection port of an explosion-proof distribution box, which aims to solve the problems.
The purpose and the effect of the wire pressing terminal of the power connection port of the explosion-proof distribution box are achieved by the following specific technical means: the utility model provides a line ball terminal for explosion-proof block terminal connects electric mouthful, this explosion-proof block terminal connects electric mouthful's line ball terminal includes block terminal electricity mouthful, line ball terminal, electric wire end, the block terminal connects the electricity mouthful outside to be provided with line ball terminal, line ball terminal inboard is installed electric wire end, line ball terminal inboard is provided with the auto-eject structure.
Further, the block terminal connects the inboard fixed outage groove that is provided with of electric mouthful, the block terminal connects the inside and is close to both ends of outage groove outside and all fixedly provided with the power connection groove.
Furthermore, a connecting column is fixedly mounted at one end of the outer side of the wire pressing terminal, and a power connecting column is fixedly mounted at one end of the outer side of the wire pressing terminal close to two ends of the outer side of the connecting column.
Further, the auto-eject structure includes spacing groove B, stopper B, ejector pad, spacing groove A, stopper A, bullet piece, wherein, the inboard fixed spacing groove B that is provided with of power connection post, spacing groove B inboard has stopper B through spring elastic connection, and is connected with the fuse between stopper B bottom and the spacing groove B inboard, the ejector pad is all installed through the draw-in groove at both ends about the outage inslot side, the spliced pole front end inboard is bounced line through spacing groove B and is connected with stopper A, the inboard one end of outage inslot has the bullet piece through spring elastic connection, and seals through the insulating sealing film in the spacing groove B outside.
Furthermore, a conducting strip is installed at the front end of the power connecting column, and the wire end is connected with the fuse and the conducting strip inside the limiting groove B through a power transmission line.
Compared with the prior structure, the invention has the following beneficial effects:
1. through being equipped with the auto-eject structure, through making cooperation work between spacing groove B, stopper B, ejector pad, spacing groove A, stopper A, the bullet piece, can will produce the overheated line ball terminal auto-eject of problem of circuit because transship, make its disconnection and the electric connection between the block terminal, the circuit that can effectual protection block terminal can not be impaired, has improved the protectiveness to the block terminal.
2. Through being equipped with insulating protection structure, through making gasbag mounting groove, insulating gasbag under stopper A's promotion, make insulating gasbag expand rapidly through triggering gasbag trigger, wrap up the line ball terminal, make the remaining electric current of inside electric wire completely cut off, make it can not cause the threat to staff's personal safety.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of the structure at B in FIG. 1 according to the present invention;
FIG. 4 is a schematic partial perspective view of an auto-eject structure according to the present invention;
FIG. 5 is a schematic partial perspective view of an auto-eject structure according to the present invention;
in the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. the distribution box is connected with an electric port; 101. a power supply connecting groove; 102. a power-off slot; 103. a spring block; 104. a push block; 2. wire pressing terminals; 201. connecting columns; 2011. a limiting groove A; 2012. a limiting block A; 202. a power connection column; 2021. a limiting groove B; 2022. a limiting block B; 2023. a conductive sheet; 3. an air bag mounting groove; 301. an insulating air bag; 4. and a wire end.
Detailed Description
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
as shown in figures 1 to 5:
the invention provides a wire pressing terminal for a power connection port of an explosion-proof distribution box, which comprises a power connection port 1 of the distribution box, a wire pressing terminal 2 and a wire end 4, wherein the wire pressing terminal 2 is arranged on the outer side of the power connection port 1 of the distribution box, the wire end 4 is arranged on the inner side of the wire pressing terminal 2, and an automatic ejection structure is arranged on the inner side of the wire pressing terminal 2.
Referring to fig. 1, wherein, a power-off groove 102 is fixedly arranged on the inner side of the power-on port 1 of the distribution box, and power connection grooves 101 are fixedly arranged on the inner side of the power-on port 1 of the distribution box near to the two ends of the outer side of the power-off groove 102.
Referring to fig. 1, a connection column 201 is fixedly installed at one end of the outer side of the wire pressing terminal 2, and a power connection column 202 is fixedly installed at two ends of the outer side of the connection column 201 close to one end of the outer side of the wire pressing terminal 2.
Referring to fig. 1-5, the automatic pop-up structure includes a limiting groove B2021, a limiting block B2022, a pushing block 104, a limiting groove a2011, a limiting block a2012 and an elastic block 103, wherein the inner side of the power connection column 202 is fixedly provided with the limiting groove B2021, the inner side of the limiting groove B2021 is elastically connected with the limiting block B2022 through a spring, a fuse is connected between the bottom of the limiting block B2022 and the inner side of the limiting groove B2021, the upper and lower ends of the inner side of the outage groove 102 are both provided with the pushing block 104 through a clamping groove, the inner side of the front end of the connection column 201 is connected with the limiting block a2012 through an elastic line of the limiting groove B2021, one end of the inner side of the outage groove 102 is elastically connected with the elastic block 103 through a spring, and the outer side of the limiting groove B2021 is sealed through an insulating sealing film, when the circuit of the distribution box is overheated, the fuse is burned off by the overheating circuit, the limiting block B2022 punctures the sealing film under the action of the spring to be ejected out from the limiting groove B2021, and then the limiting block B2022 is in fit with the pushing block 104, and the push block 104 is pushed to push the limit block A2012 back to the inside of the limit groove A2011, so that the connection between the line pressing terminal 2 and the power connecting port 1 of the distribution box is released, and the spring block 103 with force accumulated by a spring is promoted to eject the line pressing terminal 2 out of the power connecting port 1 of the distribution box.
Referring to fig. 1, a conductive plate 2023 is installed at the front end of the power connection column 202, and the wire end 4 is connected to the fuse inside the limit groove B2021 and the conductive plate 2023 by a power line.
Referring to fig. 1 and 3, an airbag trigger disposed at the inner side of the bottom of the limiting groove a2011 is electrically connected to an external power source through a switch.
Example two:
referring to fig. 1 and 3: the insulation protection structure is positioned on the air bag installation groove 3 and comprises the air bag installation groove 3 and the insulation air bag 301, wherein the air bag installation groove 3 is fixedly arranged at the upper end and the lower end of the inner side of the connecting column 201, the air bag trigger is arranged at the inner side of the bottom of the limiting groove A2011 and is connected with the insulation air bag 301 through a live wire, the outer side of the air bag installation groove 3 is sealed through an insulation sealing film, when the push block 104 pushes the limiting block A2012 back to the inside of the limiting groove A2011, the switch of the air bag trigger is triggered, so that the insulation air bag 301 in the air bag installation groove 3 is rapidly expanded, the wire pressing terminal 2 is wrapped, the insulation effect is achieved, and the popped wire pressing terminal 2 is not conductive any more.
The specific use mode and function of the embodiment are as follows:
in the invention, firstly, the functional integrity of the device is ensured, then, a worker wraps and installs the wire head 4 on the inner side of the wire pressing terminal 2, then the connecting column 201 and the power connecting column 202 on the outer side of the wire pressing terminal 2 are respectively inserted into the power-off groove 102 and the power connecting groove 101 to electrify the conducting strip 2023 and the power connecting groove 101, then when the distribution box is overheated due to heavy load, in order to prevent the accidental occurrence, the electrified power supply needs to be cut off urgently, at the moment, the overheated circuit burns off the fuse, the limit block B2022 punctures the edge sealing film under the action of the spring to be ejected out of the limit groove B2021, then the ejected limit block B2022 is in fit connection with the push block 104 and pushes the limit block 104 back to the limit block A2012 inside the limit groove A2011, at the moment, the connection between the wire pressing terminal 2 and the distribution box power-on port 1 is released, namely, the power-on state of the power supply is cut off, and then the wire pressing terminal 2 is ejected out of the distribution box power-on the power-on port 1 through the spring 103 accumulated by the spring, when popping out, the push block 104 can push the limit block A2012 back to the inside of the limit groove A2011, then the switch of the air bag trigger is touched by the push-back limit block A2012, so that the insulating air bag 301 in the air bag installation groove 3 is rapidly expanded, the wire pressing terminal 2 is wrapped, the popped wire pressing terminal 2 is not conductive any more, and then the staff detects and overhauls the distribution box.
In summary, although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments or equivalent substitutions for some technical features, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (5)
1. The utility model provides a line ball terminal that is used for explosion-proof block terminal to connect electric mouthful which characterized in that: this wire pressing terminal of explosion-proof block terminal interface includes block terminal interface (1), wire pressing terminal (2), electric wire end of a thread (4), block terminal interface (1) outside is provided with wire pressing terminal (2), wire end of a thread (4) are installed to wire pressing terminal (2) inboard, wire pressing terminal (2) inboard is provided with the auto-eject structure.
2. The wire pressing terminal of the explosion-proof distribution box power connection port as claimed in claim 1, wherein: power-off groove (102) are fixedly arranged on the inner side of power-on port (1) of the distribution box, and power supply connecting grooves (101) are fixedly arranged at two ends, close to the outer side of power-off groove (102), of the inner side of power-on port (1) of the distribution box.
3. The wire pressing terminal of the explosion-proof distribution box power connection port as claimed in claim 1, wherein: the wire pressing terminal is characterized in that a connecting column (201) is fixedly mounted at one end of the outer side of the wire pressing terminal (2), and a power connecting column (202) is fixedly mounted at one end of the outer side of the wire pressing terminal (2) close to two ends of the outer side of the connecting column (201).
4. The wire pressing terminal of the explosion-proof distribution box power connection port as claimed in claim 1, wherein: the automatic pop-up structure comprises a limiting groove B (2021), a limiting block B (2022), a push block (104), a limiting groove A (2011), a limiting block A (2012) and an elastic block (103), wherein the inner side of the power connection column (202) is fixedly provided with the limiting groove B (2021), the inner side of the limiting groove B (2021) is elastically connected with the limiting block B (2022) through a spring, a fuse is connected between the bottom of the limiting block B (2022) and the inner side of the limiting groove B (2021), the push block (104) is installed at the upper end and the lower end of the inner side of the outage groove (102) through clamping grooves, the inner side of the front end of the connection column (201) is connected with the limiting block A (2012) through an elastic line of the limiting groove B (2021), the inner side one end of the outage groove (102) is elastically connected with the elastic block (103) through the spring, and the outer side of the limiting groove B (2021) is sealed through an insulating sealing film.
5. The wire pressing terminal of the explosion-proof distribution box power connection port as claimed in claim 3, wherein: the front end of the power connection column (202) is provided with a conducting strip (2023), and the wire end (4) is connected with the fuse and the conducting strip (2023) inside the limit groove B (2021) through power lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210008020.8A CN114300893A (en) | 2022-01-06 | 2022-01-06 | Wire pressing terminal for power connection port of explosion-proof distribution box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210008020.8A CN114300893A (en) | 2022-01-06 | 2022-01-06 | Wire pressing terminal for power connection port of explosion-proof distribution box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114300893A true CN114300893A (en) | 2022-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210008020.8A Pending CN114300893A (en) | 2022-01-06 | 2022-01-06 | Wire pressing terminal for power connection port of explosion-proof distribution box |
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| Country | Link |
|---|---|
| CN (1) | CN114300893A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115663506A (en) * | 2022-12-28 | 2023-01-31 | 深圳市康奈特电子有限公司 | New forms of energy battery fireproof connector |
-
2022
- 2022-01-06 CN CN202210008020.8A patent/CN114300893A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115663506A (en) * | 2022-12-28 | 2023-01-31 | 深圳市康奈特电子有限公司 | New forms of energy battery fireproof connector |
| CN115663506B (en) * | 2022-12-28 | 2023-03-31 | 深圳市康奈特电子有限公司 | New forms of energy battery fire prevention connector |
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