CN210272101U - Contact assembly of manual maintenance switch and manual maintenance switch - Google Patents
Contact assembly of manual maintenance switch and manual maintenance switch Download PDFInfo
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- CN210272101U CN210272101U CN201921151909.1U CN201921151909U CN210272101U CN 210272101 U CN210272101 U CN 210272101U CN 201921151909 U CN201921151909 U CN 201921151909U CN 210272101 U CN210272101 U CN 210272101U
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Abstract
The utility model discloses a contact assembly and manual maintenance switch of manual maintenance switch, including mounting, first contact piece, the second contact piece, plug piece and elastic buckle, the concave type shell fragment that first contact piece and second contact piece were, first contact piece and second contact piece set up relatively, first contact piece and second contact piece all with mounting fixed connection, the setting that the plug piece can be pulled out and inserted is between first contact piece and second contact piece, elastic buckle presss from both sides first contact piece and second contact piece tightly, first contact piece and second contact piece press from both sides the plug piece tightly, the mounting, first contact piece, second contact piece and plug piece are electrically conductive material and make. The utility model provides a manual maintenance switch's contact module and manual maintenance switch can strengthen the socket to the tight elasticity of clamp of plug, avoid the socket to be strutted for a long time and the plug relapse the plug and cause plug clamping force to weaken, prevent resistance grow, and the product temperature risees.
Description
Technical Field
The utility model relates to an electrical switch technical field especially relates to a contact assembly and manual maintenance switch of manual maintenance switch.
Background
A manual service switch is a common manual operation device in an electric vehicle, and is generally used to emergency power off a high voltage device when the electric vehicle needs to be serviced. General manual maintenance switch includes fuse and contact assembly, and contact assembly generally is plug and socket, fuse and plug connection, and the socket is connected with outside high voltage circuit, is connected plug and socket through manual operation in order to incite somebody to action the fuse inserts in the outside high voltage circuit to play the guard action to high voltage circuit.
In the existing manual maintenance switch, a plug is connected with a socket through contact of a fuse copper sheet in the plug and a contact copper sheet in the socket. The contact red copper sheet is a bent sheet body and consists of a left sheet body and a right sheet body, and the copper sheet of the plug fuse is inserted between the two sheet bodies. When the plug is connected with the socket, the contact red copper sheet is in an expanded state, and when the plug is disconnected with the socket, the contact red copper sheet returns to an original state. Because the contact red copper sheet is stretched for a long time and the plug and the socket are repeatedly plugged and pulled, the elasticity of the contact red copper sheet is gradually weakened, so that the contact between the contact red copper sheet of the fuse and the contact red copper sheet of the socket is not tight, the contact resistance is increased, the temperature of a product is increased, and the performance of the product is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a manual maintenance switch's contact module and manual maintenance switch can strengthen the socket to the tight elasticity of clamp of plug, avoids the socket to be strutted for a long time and the plug relapse the plug and causes plug clamping force to weaken, prevents the resistance grow, and product temperature risees.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model discloses a contact assembly of manual maintenance switch, including mounting, first contact piece, second contact piece, plug piece and elasticity buckle, first contact piece with the shell fragment that the second contact piece was, first contact piece with the second contact piece sets up relatively, first contact piece with the second contact piece all with mounting fixed connection, the setting that the plug piece can be pulled out and inserted is in first contact piece with between the second contact piece, the elasticity buckle will first contact piece with the second contact piece presss from both sides tightly, first contact piece with the second contact piece will the plug piece presss from both sides tightly, the mounting first contact piece the second contact piece with the plug piece is electrically conductive material and makes.
The utility model has the advantages that: the elastic buckle exerts the clamp force to first contact piece and second contact piece, makes first contact piece and second contact piece press from both sides the plug piece tightly, can avoid the plug piece to be strutted first contact piece and second contact piece and plug piece and repeated the plug and insert between first contact piece and the second contact piece for a long time and cause the clamp force to weaken between first contact piece and the second contact piece, prevents the resistance grow, and the product temperature risees.
Furthermore, the first contact piece and the second contact piece are provided with mounting ports for mounting the elastic buckles, the mounting ports on the first contact piece and the second contact piece are opposite, each elastic buckle comprises a connecting piece, a first clamping piece and a second clamping piece, the top end of each first clamping piece and the top end of each second clamping piece are fixedly connected with the left end and the right end of the connecting piece respectively, the first clamping pieces and the second clamping pieces are arranged oppositely, the connecting pieces are embedded into the mounting ports of the first contact piece and the second contact piece, and the first clamping pieces and the second clamping pieces are matched to clamp the first contact piece and the second contact piece tightly.
The beneficial effect of adopting the further scheme is that: the elastic buckle is conveniently and stably fixed on the first contact piece and the second contact piece, and the first contact piece and the second contact piece are conveniently clamped.
Furthermore, the mounting port is a strip-shaped gap, the strip-shaped gap is located the first contact piece or the second contact piece is far away from the end opening of the fixing piece, the strip-shaped gap extends towards the fixing piece from the opening, the connecting piece of the elastic buckle is arranged at the end part of the strip-shaped gap close to the fixing piece, and the first clamping piece and the second clamping piece clamp the width of the first contact piece and the second contact piece, which is greater than the width of the strip-shaped gap.
The beneficial effect of adopting the further scheme is that: the connection piece gets into the bar breach from bar breach opening part, and it is fixed to move to sealed end along bar breach, is convenient for install, dismantles, changes the elasticity buckle.
Furthermore, the first contact piece and the second contact piece are both bent, and the portion of the first contact piece protruding towards the second contact piece and the portion of the second contact piece protruding towards the first contact piece clamp the plug piece.
The beneficial effect of adopting the further scheme is that: the contact surfaces of the plug piece and the first contact piece and the second contact piece are reduced, and the plugging resistance and the contact resistance are reduced.
Furthermore, the end part of the first contact piece, which is far away from the fixing piece, is turned over towards the direction far away from the second contact piece, and the end part of the second contact piece, which is far away from the fixing piece, is turned over towards the direction far away from the first contact piece.
The beneficial effect of adopting the further scheme is that: the insertion of the plug blades between the first contact blades and the second contact blades is facilitated.
Further, the fixing member and the first and second contact pieces are detachably connected.
The beneficial effect of adopting the further scheme is that: the parts are easier to manufacture and process, convenient to install and replace and low in part replacement cost.
Furthermore, the end parts of the first contact piece and the second contact piece, into which the plug piece is inserted, are both in a comb shape, and comb-tooth parts of the first contact piece and the second contact piece are in contact with the plug piece.
The beneficial effect of adopting the further scheme is that: the contact area between the first contact piece and the plug piece is small, and the contact resistance is reduced.
The utility model also discloses a manual maintenance switch, contact assembly, lower base and last shell including foretell manual maintenance switch, down the base with go up the shell and can dismantle the connection, manual maintenance switch's contact assembly set up in down the base with go up in the inner chamber that the shell encloses, the mounting with go up shell fixed connection, the plug piece with lower base fixed connection.
The utility model has the advantages that: the elastic buckle exerts the clamp force to first contact piece and second contact piece, makes first contact piece and second contact piece press from both sides the plug piece tightly, can avoid the plug piece to be strutted first contact piece and second contact piece and plug piece and repeated plug and unplug between first contact piece and the second contact piece for a long time between first contact piece and the second contact piece to cause the clamp force to weaken, prevents the resistance grow, and the product temperature risees, goes up the shell and can play the guard action to internal part.
Furthermore, the outer side surface of the upper shell is provided with a plurality of transverse ribs, the two opposite sides of the upper shell are respectively provided with the ribs, and the ribs arranged on the same side wall of the upper shell are parallel to each other and are spaced from each other.
The beneficial effect of adopting the further scheme is that: set up many beads, when handheld upper shield shell, the frictional force that the increase was held does benefit to the plug, and the interval between many beads forms gas flow, does benefit to the heat dissipation.
Drawings
FIG. 1 is a schematic view of an embodiment of a contact assembly of a manual service switch;
FIG. 2 is a schematic structural view of a fixing member, a first contact plate and a second contact plate;
FIG. 3 is a schematic view of an elastic buckle structure;
FIG. 4 is a schematic view of an embodiment of a manual service switch;
FIG. 5 is a schematic diagram of a connection of an embodiment of a fuse and contact assembly;
in the figure: 1-fixed part, 21-first contact piece, 22-second contact piece, 23-mounting port, 3-elastic buckle, 31-first clamping piece, 32-second clamping piece, 33-connecting piece, 4-plug piece, 5-upper shell, 51-convex rib, 6-lower base and 7-fuse.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings.
As shown in fig. 1-3, the utility model discloses a manual maintenance switch's contact module, including mounting 1, first contact piece 21, second contact piece 22, plug piece 4 and elastic buckle 3, the shell fragment that first contact piece 21 and second contact piece 22 were, first contact piece 21 and second contact piece 22 set up relatively, first contact piece 21 and second contact piece 22 all with mounting 1 fixed connection, the setting that plug piece 4 can be pulled out and inserted is between first contact piece 21 and second contact piece 22, elastic buckle 3 presss from both sides first contact piece 21 and second contact piece 22 tightly, first contact piece 21 and second contact piece 22 press from both sides tightly plug piece 4, mounting 1, first contact piece 21, second contact piece 22 and plug piece 4 are electrically conductive material and make.
The first contact piece 21 and the second contact piece 22 are provided with mounting openings 23 for mounting the elastic buckle 3, the mounting openings 23 on the first contact piece 21 and the second contact piece 22 are opposite, the elastic buckle 3 comprises a connecting piece 33, a first clamping piece 31 and a second clamping piece 32, the top end of the first clamping piece 31 and the top end of the second clamping piece 32 are fixedly connected with the left end and the right end of the connecting piece 33 respectively, the first clamping piece 31 and the second clamping piece 32 are arranged oppositely, the connecting piece 33 is embedded into the mounting openings 23 of the first contact piece 21 and the second contact piece 22, and the first clamping piece 31 and the second clamping piece 32 are matched to clamp the first contact piece 21 and the second contact piece 22 tightly.
The mounting opening 23 is preferably a strip-shaped gap, the strip-shaped gap is far away from the end opening of the fixing member 1 at the first contact piece 21 or the second contact piece 22, the strip-shaped gap extends from the opening towards the fixing member 1, the connecting piece 33 of the elastic buckle 3 is arranged at the end part of the strip-shaped gap close to the fixing member 1, the width of the first contact piece 21 and the second contact piece 22 clamped by the first clamping piece 31 and the second clamping piece 32 is larger than that of the strip-shaped gap, and the width of the connecting piece 33 is smaller than that of the strip-shaped gap.
The first contact piece 21 and the second contact piece 22 are both bent, and the portion of the first contact piece 21 protruding toward the second contact piece 22 and the portion of the second contact piece 22 protruding toward the first contact piece 21 clamp the plug piece 4.
The end of the first contact piece 21 away from the fixed piece 1 is folded back in the direction away from the second contact piece 22, and the end of the second contact piece 22 away from the fixed piece 1 is folded back in the direction away from the first contact piece 21.
The fixing member 1 and the first contact piece 21 and the second contact piece 22 are detachably connected and can be connected through bolts or clamped.
The end portions of the first contact piece 21 and the second contact piece 22 into which the plug piece 4 is inserted are both comb-shaped, and the comb-shaped tooth portions of the first contact piece 21 and the second contact piece 22 are in contact with the plug piece 4.
As shown in fig. 4 and 5, the utility model also discloses a manual maintenance switch, including foretell manual maintenance switch's contact module, lower base 6 and upper housing 5 can dismantle the connection, accessible bolted connection or joint, manual maintenance switch's contact module sets up in the inner chamber that lower base 6 and upper housing 5 enclose, mounting 1 and upper housing 5 fixed connection, plug piece 4 and lower base 6 fixed connection, accessible bolted connection or joint.
The outer side surface of the upper shell 5 is provided with a plurality of transverse ribs 51, the two opposite sides of the upper shell 5 are provided with the ribs 51, the ribs 51 arranged on the same side wall of the upper shell 5 are parallel to each other and have intervals, the upper shell 5 is of a cuboid shape, and the ribs 51 are arranged on the side surface surrounded by the length and height of the upper shell 5.
Still include fuse 7, fuse 7 set up in the inner chamber that last shell 5 and lower base 6 enclose and with last shell 5 fixed connection, fuse 7's both ends just are connected with above-mentioned manual maintenance switch's contact assembly.
Of course, the present invention may have other embodiments, and those skilled in the art may make various corresponding changes and modifications according to the present invention without departing from the spirit and the essence of the present invention, and these corresponding changes and modifications should fall within the protection scope of the appended claims.
Claims (9)
1. A contact assembly for a manual service switch, comprising: the novel plug connector comprises a fixing piece (1), a first contact piece (21), a second contact piece (22), a plug piece (4) and an elastic buckle (3), wherein the first contact piece (21) and the second contact piece (22) are both elastic pieces, the first contact piece (21) and the second contact piece (22) are arranged oppositely, the first contact piece (21) and the second contact piece (22) are both fixedly connected with the fixing piece (1), the plug piece (4) can be arranged between the first contact piece (21) and the second contact piece (22) in a pulling and inserting mode, the first contact piece (21) and the second contact piece (22) are clamped tightly through the elastic buckle (3), the plug piece (4) is clamped through the first contact piece (21) and the second contact piece (22), and the fixing piece (1), the first contact piece (21) and the second contact piece (22) are clamped tightly, The second contact piece (22) and the plug piece (4) are made of conductive materials.
2. The contact assembly of a manual service switch of claim 1, wherein: the first contact piece (21) and the second contact piece (22) are provided with mounting ports (23) for mounting the elastic buckles (3), the mounting openings (23) on the first contact piece (21) and the second contact piece (22) are opposite, the elastic buckle (3) comprises a connecting sheet (33), a first clamping sheet (31) and a second clamping sheet (32), the top end of the first clamping piece (31) and the top end of the second clamping piece (32) are respectively fixedly connected with the left end and the right end of the connecting piece (33), the first clamping piece (31) and the second clamping piece (32) are arranged oppositely, the connecting piece (33) is embedded into the mounting openings (23) of the first contact piece (21) and the second contact piece (22), the first and second clamping flaps (31, 32) cooperate to clamp the first and second contact pieces (21, 22).
3. The contact assembly of the manual service switch of claim 2, wherein: installing port (23) is the bar breach, the bar breach is in first contact piece (21) or second contact piece (22) are kept away from the tip opening of mounting (1), the bar breach is from the opening part orientation mounting (1) direction extension, elasticity buckle (3) connection piece (33) set up in the bar breach is close to the tip of mounting (1), first clamp piece (31) with second clamp piece (32) press from both sides tightly first contact piece (21) with the width of second contact piece (22) department is greater than the width of bar breach.
4. The contact assembly of a manual service switch according to any one of claims 1 to 3, wherein: the first contact piece (21) and the second contact piece (22) are both bent, and the protruding part of the first contact piece (21) facing the second contact piece (22) and the protruding part of the second contact piece (22) facing the first contact piece (21) clamp the plug piece (4).
5. The contact assembly of a manual service switch according to any one of claims 1 to 3, wherein: the end part, far away from the fixing piece (1), of the first contact piece (21) is turned over towards the direction far away from the second contact piece (22), and the end part, far away from the fixing piece (1), of the second contact piece (22) is turned over towards the direction far away from the first contact piece (21).
6. The contact assembly of a manual service switch according to any one of claims 1 to 3, wherein: the fixed part (1) and the first contact piece (21) and the second contact piece (22) can be detachably connected.
7. The contact assembly of a manual service switch according to any one of claims 1 to 3, wherein: the end parts of the first contact piece (21) and the second contact piece (22) for inserting the plug piece (4) are both in a comb shape, and the comb-tooth parts of the first contact piece (21) and the second contact piece (22) are in contact with the plug piece (4).
8. A manual service switch, its characterized in that: the contact assembly of the manual service switch comprises a contact assembly of the manual service switch, a lower base (6) and an upper shell (5), wherein the lower base (6) is detachably connected with the upper shell (5), the contact assembly of the manual service switch is arranged in an inner cavity defined by the lower base (6) and the upper shell (5), the fixing piece (1) is fixedly connected with the upper shell (5), and the plug blade (4) is fixedly connected with the lower base (6).
9. The manual service switch of claim 8, wherein: go up shell (5) outside surface and be provided with many horizontal fins (51), go up two relative sides of shell (5) and all be provided with fins (51) go up many that set up on the same lateral wall of shell (5) fins (51) are parallel to each other and leave the interval each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921151909.1U CN210272101U (en) | 2019-07-22 | 2019-07-22 | Contact assembly of manual maintenance switch and manual maintenance switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921151909.1U CN210272101U (en) | 2019-07-22 | 2019-07-22 | Contact assembly of manual maintenance switch and manual maintenance switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210272101U true CN210272101U (en) | 2020-04-07 |
Family
ID=70011957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921151909.1U Active CN210272101U (en) | 2019-07-22 | 2019-07-22 | Contact assembly of manual maintenance switch and manual maintenance switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210272101U (en) |
-
2019
- 2019-07-22 CN CN201921151909.1U patent/CN210272101U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220413 Address after: 610000 No. 204, building 2, No. 33, Wuqing South Road, Wuhou District, Chengdu, Sichuan Patentee after: Chengdu Baile New Energy Technology Co.,Ltd. Address before: 610000 522, building B, No. 33, Wuqing South Road, Wuhou District, Chengdu, Sichuan Patentee before: SICHUAN BELLER ELECTRIC EQUIPMENT CO.,LTD. |
|
| TR01 | Transfer of patent right |