CN217823342U - Large-current slot assembly - Google Patents
Large-current slot assembly Download PDFInfo
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- CN217823342U CN217823342U CN202221583133.2U CN202221583133U CN217823342U CN 217823342 U CN217823342 U CN 217823342U CN 202221583133 U CN202221583133 U CN 202221583133U CN 217823342 U CN217823342 U CN 217823342U
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Abstract
The utility model relates to a slot technical field, especially a heavy current slot subassembly, shell fragment and the outer shell fragment of slot in connecting copper bar, slot, the slot in shell fragment and the outer shell fragment of slot all be provided with two, evenly be provided with a plurality of long bullet teeth on the shell fragment in the slot, it dodges the breach for the first between the long bullet tooth, evenly be provided with a plurality of short bullet teeth on the outer shell fragment of slot, dodge the breach for the second between the short bullet tooth, two shell fragment symmetry sets up the both sides of connecting the copper bar in the slot, two the outer shell fragment of slot sets up respectively two the outside of shell fragment in the slot, the long bullet tooth of shell fragment in the slot and the crisscross setting of the short bullet tooth of the outer shell fragment of slot, the long bullet tooth of shell fragment is located the second and dodges in the breach in the slot, the short bullet tooth of the outer shell fragment of slot is located the first breach of dodging. The utility model has the advantages that more nearly one time of elastic contact point than the bill of transfer slot bullet tooth structure, its current-carrying capacity has and promotes by a wide margin.
Description
Technical Field
The utility model relates to an electric mortiser groove technical field, especially a heavy current slot subassembly.
Background
The circular heavy-current contact manufactured by the traditional mechanical turning generally depends on the elastic copper alloy (such as beryllium bronze) between the contact pin and the jack base body to conduct current, the existing socket contacts are mostly single-row contacts, and the problems of insufficient current-carrying capacity, large insertion and extraction force and insufficient reliability in long-time use under the conditions of high temperature, vibration and the like due to few and relatively concentrated elastic contact points exist.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide a heavy current slot subassembly.
The purpose of the utility model is realized through the following technical scheme: the utility model provides a heavy current slot subassembly, is including connecting copper bar, the interior shell fragment of slot and the outer shell fragment of slot all be provided with two, evenly be provided with a plurality of long bullet teeth in the slot on the shell fragment, long bullet is the first breach of dodging between the tooth, evenly be provided with a plurality of short bullet teeth on the outer shell fragment of slot, the short bullet dodges the breach for the second between the tooth, two shell fragment symmetry sets up in the slot in connecting the both sides of copper bar, two the outer shell fragment of slot sets up respectively two the outside of shell fragment in the slot, the slot in the long bullet tooth of shell fragment and the crisscross setting of short bullet tooth of the outer shell fragment of slot, the long tooth of popping of shell fragment in the slot is located the second dodges the breach, the short bullet tooth of the outer shell fragment of slot is located the first breach of dodging.
Specifically, the top ends of the long elastic teeth and the short elastic teeth are provided with contact parts, and the contact parts of the long elastic teeth and the short elastic teeth have height difference.
The elastic protection sleeve comprises a connecting plate and side plates, two ends of the connecting plate are connected with one side plate respectively to form a \ 21274, the shape structure is opposite to the shape structure, the inner side of the side plate is provided with a plurality of high-position elastic sheets and low-position elastic sheets, the high-position elastic sheets and the low-position elastic sheets on the same side have height difference, the high-position elastic sheets correspond to the contact parts of the long elastic teeth, the low-position elastic sheets correspond to the contact parts of the short elastic teeth, and the elastic protection sleeve is sleeved outside the elastic sheets in the slot and the elastic sheets outside the slot.
Specifically, the elastic sheet in the slot and the elastic sheet outside the slot are detachably connected to the connecting copper bar.
Specifically, the elastic sheet in the slot, the elastic sheet outside the slot and the connecting copper bar are provided with corresponding connecting holes, and the elastic sheet in the slot, the elastic sheet outside the slot and the connecting copper bar are connected together through the connecting holes by connecting nails.
Specifically, the angle between the side plate and the connecting plate is greater than 90 degrees.
Specifically, the bottom of the side plate is provided with a fixed elastic sheet.
The utility model has the advantages of it is following:
the slot assembly of the utility model is provided with the inner spring piece of the slot and the outer spring piece of the slot, the long spring teeth of the inner spring piece of the slot and the short spring teeth of the outer spring piece of the slot are alternately arranged, and the elastic contact points are nearly twice more than the spring teeth structure of the conventional single slot, so the current carrying capacity is greatly improved; the elastic sheath can ensure that each elastic tooth of the assembly can have a corresponding elastic sheet on the elastic sheath to provide auxiliary elastic support. Thereby improving the reliability of the electric contact of the assembly used for a long time under the conditions of high temperature, vibration and the like.
Drawings
FIG. 1 is an exploded view of the socket assembly of the present invention;
FIG. 2 is a schematic view of the mounting structure of the inner spring and the outer spring of the slot of the present invention;
fig. 3 is a schematic view of a three-dimensional structure of the mounting structure of the inner spring piece of the slot and the outer spring piece of the slot of the present invention;
FIG. 4 is a schematic view of the structure of the elastic sheath of the present invention;
FIG. 5 is a schematic view of the three-dimensional structure of the elastic sheath of the present invention;
FIG. 6 is a schematic view of the structure of the elastic sheath matching with the elastic pieces inside and outside the slots;
FIG. 7 is a schematic view of the structure of the slot assembly and the product housing of the present invention;
FIG. 8 is an enlarged view of the structure at A in FIG. 7;
in the figure: 1-connecting copper bar, 2-slot inner elastic sheet, 21-long elastic tooth, 22-first avoidance gap, 3-slot outer elastic sheet, 31-short elastic tooth, 32-second avoidance gap, 4-low elastic sheet, 5-elastic sheath, 51-connecting plate, 52-side plate, 53-high elastic sheet, 54-low elastic sheet, 55-fixed elastic sheet, 6-contact part, 7-connecting hole, 8-product shell and 81-positioning table.
Detailed Description
In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all embodiments of the invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
The present invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
As shown in fig. 1-8, a large-current slot assembly includes a connecting copper bar 1, an inner slot spring 2 and an outer slot spring 3, the inner slot spring 2 and the outer slot spring 3 are both provided with two, the inner slot spring 2 is uniformly provided with a plurality of long spring teeth 21, a first avoidance gap 22 is formed between the long spring teeth 21, the outer slot spring 3 is uniformly provided with a plurality of short spring teeth 31, a second avoidance gap 32 is formed between the short spring teeth 31, the two inner slot springs 3 are symmetrically arranged on two sides of the connecting copper bar 1, the two outer slot springs 3 are respectively arranged on the outer sides of the two inner slot springs 2, the long spring teeth 21 of the inner slot spring 2 and the short spring teeth 31 of the outer slot spring 3 are staggered, the long spring teeth 21 of the inner slot spring 2 are located in the second avoidance gap 32, the short spring teeth 31 of the outer slot spring 3 are located in the first avoidance gap 22, the top ends of the long spring teeth 21 and the short spring teeth 31 are both provided with contact portions 6, and the contact portions of the long spring teeth 21 and the short spring teeth 31 have different heights. In the embodiment, the contact points of the slot assembly are increased by arranging the slot inner elastic sheet 2 and the slot outer elastic sheet 3, wherein a plurality of long elastic teeth 21 are arranged on the slot inner elastic sheet 2 in an array manner, a plurality of short elastic teeth 31 are arranged on the slot outer elastic sheet 3 in an array manner, and the length of the long elastic teeth 21 is longer than that of the short elastic teeth 31, so that the short elastic teeth 31 of the slot outer elastic sheet 3 and the long elastic teeth 21 of the slot inner elastic sheet 2 are staggered, the contact parts 6 of the long elastic teeth 21 and the short elastic teeth 31 have height difference, the contact parts 6 of all the short elastic teeth 31 are on the same straight line, the contact parts 6 of all the long elastic teeth 21 are on the same straight line, the two straight lines are parallel to each other, the mechanical properties and the electric contact effects of the short elastic teeth 31 and the long elastic teeth 21 are completely consistent, the current density of the contact area can be effectively reduced, the current carrying capacity of the slot assembly is greatly improved, and the insertion and extraction force of the slot assembly and the fitting during insertion and insertion can be dispersed, so that the insertion and extraction operation is smoother and the comfort level is improved; the root of the long spring tooth 21 is designed to be arc-shaped in this embodiment, so that the short spring tooth 31 can be located between the adjacent long spring teeth 21.
Furthermore, the elastic protection sleeve 5 is further included, the elastic protection sleeve 5 comprises a connecting plate 51 and side plates 52, wherein the connecting plate 51 is hollow, two ends of the connecting plate 51 are respectively connected with one side plate 52 to form a v 21274, a plurality of high-position elastic sheets 53 and low-position elastic sheets 54 are arranged on the inner sides of the two opposite side plates 52, the high-position elastic sheets 53 and the low-position elastic sheets 54 on the same side have height difference, the high-position elastic sheets 53 correspond to the contact parts 6 of the long elastic teeth 21, the low-position elastic sheets 54 correspond to the contact parts 6 of the short elastic teeth 31, and the elastic protection sleeve 5 is sleeved outside the elastic sheets 2 in the slot and the elastic sheets 3 outside the slot. In this embodiment, an elastic sheath 5 is provided, the electrical contact reliability of the short spring tine 31 and the long spring tine 21 used for a long time under conditions of high temperature, vibration and the like is improved by the elastic sheath 5, wherein the slot inner spring 2 and the slot outer spring 3 are positioned between the two side plates 52, the inner sides of the side plates 52 corresponding to the contact portions 6 of the long spring tine 21 and the short spring tine 31 are respectively provided with a high-position spring 53 and a low-position spring 54, wherein the low-position spring 54 and the high-position spring 53 are formed by stamping on the side plates 52, the tops of the low-position spring 54 and the high-position spring 53 are both provided with an arc-shaped abutting portion, thus, after the elastic sheath 5 is sleeved outside the slot inner spring 2 and the slot outer spring 3, the abutting portion of the low-position spring 54 and the contact portion 6 of the short spring tine 31 are provided with an adjustment gap, the abutting portion of the high-position spring 53 and the contact portion 6 of the long spring tine 21 are provided with an adjustment gap, as shown in fig. 6, the elastic sheath 5 can be transversely pushed into the slot inner spring assembly along the corresponding position of the slot opening, even if the high-position spring 53 and the low spring 5 are closely matched with the slot outer spring, the low spring 3, the slot inner spring 3, the design that the high-position spring 5 and the low spring 3 can not be closely matched with the slot support spring 3, and the slot support spring 3, so that the slot support assembly can be matched with the high spring 3. This kind of pre-compaction volume can be according to the mechanical characteristics of short bullet tooth 31 and long bullet tooth 21, the differentiation design is carried out to the difference of material characteristic, as shown in fig. 8, in the in-process of slot subassembly assembly to product shell 8, the curb plate 52 of elastic sheath 5 can be because of its extrusion that receives the shell lateral wall is out of shape, finally corrects to the right angle state by the obtuse angle state is by oneself, four fixed bullet teeth 55 on the elastic sheath 5 can cooperate with the location platform 81 on the product shell 8 simultaneously, in with this slot subassembly pre-fixing to shell 8, guarantee that it can not deviate from before carrying out next operation.
Furthermore, the elastic sheet 2 in the slot and the elastic sheet 3 outside the slot are detachably connected to the connecting copper bar 1. In this embodiment, the two sides of the connecting copper bar 1 are respectively fixed with the inner elastic pieces 2, the two inner elastic pieces 2 are symmetrically arranged, the outer elastic pieces 3 are arranged outside the inner elastic pieces 2, and the outer elastic pieces 3 are symmetrically arranged, so that the inner elastic pieces 2, the outer elastic pieces 3 and the connecting copper bar 1 can be connected together by riveting, welding, screwing and connecting.
Furthermore, the slot inner elastic sheet 2, the slot outer elastic sheet 3 and the connecting copper bar 1 are provided with corresponding connecting holes 7, and the slot inner elastic sheet 2, the slot outer elastic sheet 3 and the connecting copper bar 1 are connected together through connecting nails 4 penetrating through the connecting holes 7. Preferentially adopt the riveted mode to connect in this embodiment, connecting hole 7 is provided with a plurality ofly, and it is big to revolve the head of riveting gradually soon after connecting nail 4's connecting rod passes connecting hole 7, and the in-process is revolved the head height and can be reduced, finally can be in the same place shell fragment 2 in the slot, shell fragment 3 outside the slot and the high reliable connection of connecting copper bar 1. The internal stress that probably produces in this connected mode can the at utmost eliminate the subassembly connected process to make by the connecting piece laminating better, the connection reliability after experiencing service conditions such as high temperature, vibration is better, has guaranteed the current-carrying stability of this slot subassembly in full life cycle.
Further, the angle between the side plate 52 and the connecting plate 51 is greater than 90 °. In this embodiment, when the slot assembly is inserted into the product housing 8, the angle between the side plate 52 and the connecting plate 51 is reduced, so that the abutting portions of the low-position resilient piece 54 and the high-position resilient piece 53 abut against the contact portions 6 of the short resilient tooth 31 and the long resilient tooth 21, respectively, thereby ensuring reliable contact between the resilient pieces provided on the low-position resilient piece and the resilient teeth on the inner and outer resilient pieces of the slot, and selectively setting the pre-pressing amount.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any way. The technical solutions of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the invention. Therefore, any modification, equivalent change and modification of the above embodiments according to the present invention are all within the protection scope of the present invention.
Claims (7)
1. A high current socket assembly, comprising: including connecting copper bar (1), the interior shell fragment of slot (2) and the outer shell fragment of slot (3) all be provided with two, evenly be provided with a plurality of long bullet teeth (21) on the shell fragment of slot (2), be first dodge breach (22) between long bullet tooth (21), evenly be provided with a plurality of short bullet teeth (31) on the outer shell fragment of slot (3), for the second dodge breach (32) between short bullet tooth (31), two shell fragment (2) symmetry sets up in the slot in the both sides of connecting copper bar (1), two outer shell fragment of slot (3) sets up respectively in two the outside of shell fragment of slot (2), the long bullet tooth (21) of the interior shell fragment of slot (2) and the crisscross setting of the short bullet tooth (31) of the outer shell fragment of slot (3), the long bullet tooth (21) of the interior shell fragment of slot (2) is located the second dodges breach (32), the short bullet tooth (31) of the outer shell fragment of slot (3) is located in the first breach (22) of dodges.
2. The high current socket assembly of claim 1, wherein: the top ends of the long elastic teeth (21) and the short elastic teeth (31) are respectively provided with a contact part (6), and the contact parts (6) of the long elastic teeth (21) and the short elastic teeth (31) have height difference.
3. The high current socket assembly of claim 2, wherein: the elastic protection sleeve is characterized by further comprising an elastic protection sleeve (5), the elastic protection sleeve (5) comprises a connecting plate (51) and side plates (52), two ends of the connecting plate (51) are respectively connected with one side plate (52) to form a 21274, the inner sides of the two opposite side plates (52) are respectively provided with a plurality of high-position elastic sheets (53) and low-position elastic sheets (54), the high-position elastic sheets (53) and the low-position elastic sheets (54) on the same side have height difference, the high-position elastic sheets (53) correspond to contact portions (6) of the long elastic teeth (21), the low-position elastic sheets (54) correspond to contact portions (6) of the short elastic teeth (31), and the elastic protection sleeve (5) is sleeved outside the elastic sheets (2) in the slot and the elastic sheets (3) outside the slot.
4. The high current socket assembly of claim 1, wherein: the inner elastic sheet (2) and the outer elastic sheet (3) of the slot are detachably connected to the connecting copper bar (1).
5. The high current socket assembly of claim 4, wherein: the connecting structure is characterized in that corresponding connecting holes (7) are formed in the slot inner elastic sheet (2), the slot outer elastic sheet (3) and the connecting copper bar (1), and the slot inner elastic sheet (2), the slot outer elastic sheet (3) and the connecting copper bar (1) are connected together through the connecting nails (4) penetrating through the connecting holes (7).
6. A high current socket assembly according to claim 3, wherein: the angle between the side plates (52) and the connecting plate (51) is larger than 90 degrees.
7. A high current socket assembly according to claim 3, wherein: the bottom of the side plate (52) is provided with a fixed elastic sheet (55).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221583133.2U CN217823342U (en) | 2022-06-23 | 2022-06-23 | Large-current slot assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221583133.2U CN217823342U (en) | 2022-06-23 | 2022-06-23 | Large-current slot assembly |
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| Publication Number | Publication Date |
|---|---|
| CN217823342U true CN217823342U (en) | 2022-11-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221583133.2U Active CN217823342U (en) | 2022-06-23 | 2022-06-23 | Large-current slot assembly |
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|---|---|
| CN (1) | CN217823342U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117691387A (en) * | 2023-10-23 | 2024-03-12 | 温州益能电器有限公司 | Heavy-current plug spring and reed processing method thereof |
-
2022
- 2022-06-23 CN CN202221583133.2U patent/CN217823342U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117691387A (en) * | 2023-10-23 | 2024-03-12 | 温州益能电器有限公司 | Heavy-current plug spring and reed processing method thereof |
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