Spliced terminal strip
The design of the spliced terminal block solves the problems of fixed wiring positions and single wiring methods of the existing terminal block, realizes flexible expansion and diversified wiring, reduces installation space occupation, and enhances splicing stability.
Patent Information
- Application Number
- CN202422962030.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-02
- Publication Date
- 2025-10-17
- Estimated Expiration
- 2034-12-02
AI Technical Summary
The existing terminal blocks have a fixed number of wiring positions during wiring. When expanding the wiring positions, independent terminal blocks need to be added, resulting in a large installation space being occupied, a single wiring method, and poor flexibility.
A spliced terminal block is designed. It can be spliced through the docking ears and docking grooves of the insulating base. It combines dovetail/T-shaped blocks and snap-on structures to increase or decrease wiring positions and adopt multiple wiring methods, including crimping and insert spring wiring.
It enables flexible addition or reduction of wiring positions according to expansion needs, reduces space occupancy, provides diverse wiring methods, and ensures stable and reliable splicing.
Smart Images
Figure CN223451212U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the terminal row field, concretely relates to a spliced terminal row. BACKGROUND
[0002] The existing terminal row is fixed in the number of wiring position when wiring, can only be realized through the mode of adding independent terminal row when needing to expand wiring position in the later period, so can only be installed individually when installing, leads to the installation position space occupation big, the existing terminal row wiring mode is single (directly presss from both sides line fixed or inserts piece spring wiring terminal butt joint) simultaneously, and the application flexibility is poor. UTILITY MODEL CONTENTS
[0003] Based on above problem, the utility model purposes at providing a spliced terminal row that is assembled mutually according to expansion demand to reduce space occupation amount, and the splicing is stable and reliable, and the wiring mode is various.
[0004] In view of the above problems, the following technical scheme is provided: a spliced terminal row, including insulating seat, the insulating seat upside is equipped with the wiring slot, the wiring slot is equipped with hardware in, the insulating seat left side and right side are equipped with the external convex butt joint ear, the insulating seat left side and right side are still equipped with with the middle surface as the separating surface and the butt joint ear of its own staggered setting, when butt joint with another insulating seat, the butt joint groove for accommodating the butt joint ear of another insulating seat, the butt joint ear bottom surface is flush with the insulating seat bottom surface, the butt joint groove is opened from the insulating seat bottom surface to the insulating seat top surface direction, the butt joint ear thickness is equal to or less than the butt joint groove depth, the side wall of the butt joint of the insulating seat and the butt joint ear is equipped with the upward extension swallow tail / T-shaped block, the butt joint groove is equipped with the upward extension and is opened in the insulating seat side wall place, for the swallow tail / T-shaped groove of the swallow tail / T-shaped block of another insulating seat adaptation, the side of the wiring slot of the swallow tail / T-shaped block away from the insulating seat same side is equipped with the assembly fillet.
[0005] The utility model further sets up, the separating surface of the insulating seat and the virtual plane of the butt joint ear top surface or the virtual plane of the butt joint groove groove bottom is intersected and forms the intersection line as the torsion axis, the torsion axis of the two when the insulating seat butt joint is coaxial with each other.
[0006] The utility model further sets up, the side of the butt joint ear towards the separating surface is equipped with the buckle recess, the side of the butt joint groove towards the separating surface is equipped with the buckle protrusion when the insulating seat is mutually butt joint and is adapted with the buckle recess.
[0007] The utility model further sets up, when the wiring slot is multiple, each wiring slot is arranged in the insulating seat left and right direction interval.
[0008] The utility model further sets up, one end of the wiring slot front -rear direction is equipped with fixed step, be equipped with pre -buried part in the fixed step, the hardware spare is equipped with fixed hole, the hardware spare is fixed through the fixed hole and is screwed with pre -buried part fixed screw.
[0009] The utility model further sets up, the hardware spare includes the pressure piece that is mutually stamped to 180 degrees and is folded, the fixed hole is located on the pressure piece, two pressure piece extension end is equipped with 90 degrees bending and is kept apart the isolation section of mutually far away, and the plug -in section that is kept apart and extends mutually in parallel relative to the isolation section 90 degrees bending, the plug -in section is located in the wiring slot one side that does not set fixed step, the fixed screw is equipped with the pressure piece, and the pressure piece is in contact with the pressure piece.
[0010] The utility model further sets up, the wiring slot both sides of fixed step upside are equipped with anti -drop boss, the pressure piece is square, and its both sides are close to the wiring slot side wall, the pressure piece is inserted between fixed step and anti -drop boss.
[0011] The utility model further sets up, the pressure piece is square, and both side walls are close to the anti -drop boss side wall, so that when the fixed screw is screwed, the pressure piece is avoided to rotate together.
[0012] The utility model further sets up, the anti -drop boss upper end is equipped with the guide slope.
[0013] The utility model further sets up, the butt joint ear is equipped with mounting hole.
[0014] The utility model has the advantages of expansion, according to the expansion demand mutual assembly to reduce the space occupancy amount while realizing the increase and decrease of wiring position, and the expansion splicing structure is compact and stable, and the wiring mode is various. ACCURACY OF DRAWINGS
[0015] Figure 1 It is the first perspective three -dimensional structure schematic diagram of the insulating seat separation state of the utility model.
[0016] Figure 2 It is the second perspective three -dimensional structure schematic diagram of the insulating seat separation state of the utility model.
[0017] Figure 3 It is the third perspective three -dimensional structure schematic diagram of the insulating seat separation state of the utility model.
[0018] Figure 4 It is the first perspective three -dimensional structure schematic diagram of the insulating seat combination process of the utility model.
[0019] Figure 5 It is the second perspective three -dimensional structure schematic diagram of the insulating seat combination process of the utility model.
[0020] Figure 6The utility model discloses an insulating seat combination complete first visual angle three -dimensional structure schematic diagram.
[0021] Figure 7 The utility model discloses an insulating seat combination complete second visual angle three -dimensional structure schematic diagram.
[0022] Figure 8 The utility model discloses a first visual angle explosion three -dimensional structure schematic diagram.
[0023] Figure 9 The utility model discloses a second visual angle explosion three -dimensional structure schematic diagram.
[0024] The meaning of figure mark: 10-insulating seat, 11-wiring slot, 111-fixed step, 112-preburied part, 113-anti -drop boss, 1131 -guide slope, 12-butting lug, 121-dovetail / T-shaped piece, 122-fitting fillet, 123-buckling groove, 124-mounting hole, 13-butting groove, 131-dovetail / T-shaped groove, 132-buckling boss, 20-fixture, 21-fixed hole, 22-pressing piece, 23-isolation section, 24-insertion section, 30-fixed screw, 31-pressing piece. DETAILED DESCRIPTION
[0025] The utility model discloses an insulating seat combination complete first visual angle three -dimensional structure schematic diagram.
[0026] Reference Figures 1 to 9 As Figures 1 to 9 The utility model discloses a spliced terminal row, including insulating seat 10, the upper side of insulating seat 10 is equipped with wiring slot 11, the inside of wiring slot 11 is equipped with fixture 20, the left side and the right side of insulating seat 10 are equipped with the butting lug 12 of external convex, the left side and the right side of insulating seat 10 are still equipped with with the butting lug 12 of its own staggered setting of midplane a (virtual) as the separating surface, when butting with another insulating seat 10 for accommodating the butting lug 12 of another insulating seat 10 the butting groove 13 of, the bottom surface of butting lug 12 is flush with the bottom surface of insulating seat 10, the butting groove 13 is set up from the bottom surface of insulating seat 10 to the direction of the top surface of insulating seat 10, the thickness T1 of butting lug 12 is equal or less than the depth T2 of butting groove 13, the lateral wall of the butting lug 12 of insulating seat 10 is equipped with the dovetail / T-shaped piece 121 of upward extension, the butting groove 13 is equipped with the dovetail / T-shaped groove 131 of upward extension and set up at the lateral wall of insulating seat 10, for with the dovetail / T-shaped piece 121 of another insulating seat 10 adaptation, the side of butting lug 12 away from the wiring slot 11 of the same side of insulating seat 10 is equipped with fitting fillet 122.
[0027] In the above structure, when the insulating seat 10 needs to be expanded, the insulating seat 10 is butted against each other, the butt joint ear 12 is hidden in the butt joint slot 13, and the mutual close arrangement of the insulating seat 10 is ensured; the left side of the insulating seat 10 is separated by the middle surface a, and the butt joint slot 13 and the butt joint ear 12 are arranged respectively, and the right side of the insulating seat 10 is separated by the middle surface a, and the butt joint ear 12 and the butt joint slot 13 are arranged respectively, so that the overall shape of the insulating seat 10 remains consistent when the left and right sides are transposed, and the misalignment requirement when butting is met; the thickness T1 of the butt joint ear 12 is preferably equal to the depth T2 of the butt joint slot 13, so that the gap can be avoided after the butt joint; the bottom surfaces of the two insulating seats 10 are at an angle to each other while the side walls of the two insulating seats 10 are close to each other, and then the bottom surfaces of the two insulating seats 10 are rotated to the same plane, so that the butt joint ear 12 is buckled into the butt joint slot 13, and the dovetail / T-shaped block 121 and the dovetail / T-shaped slot 131 are also matched with each other to further increase the stability after the butt joint. Since the traditional matching relationship between the dovetail / T-shaped block 121 and the dovetail / T-shaped slot 131 is a straight-line sliding, and there is a rotating relationship between the two insulating seats 10 during the butt joint process, in order to ensure that the dovetail / T-shaped block 121 and the dovetail / T-shaped slot 131 can be smoothly matched, a fitting round corner 122 is arranged to provide space, so that the dovetail / T-shaped block 121 and the dovetail / T-shaped slot 131 do not jam when buckling; the insulating seat 10 is made of injection molding material, and after buckling, the dovetail / T-shaped block 121 and the dovetail / T-shaped slot 131 return to the matching state through the elastic deformation of the insulating seat 10, and then they are positioned in the sliding direction through the side walls of each other, so as to avoid the reverse rotation of the insulating seat 10 and the disengagement.
[0028] In the embodiment, the intersection line formed by the intersection of the partition surface of the insulating seat 10 and the virtual plane b of the top surface of the butt joint ear 12 or the virtual plane c of the bottom of the butt joint slot 13 is the torsion axis d; the torsion axes d of the two insulating seats 10 are coaxial with each other when the two insulating seats 10 are butted.
[0029] In the embodiment, the side of the butt joint ear 12 facing the partition surface is provided with a buckling groove 123, and the side of the butt joint slot 13 facing the partition surface is provided with a buckling protrusion 132 matched with the buckling groove 123 when the two insulating seats 10 are butted.
[0030] In the above structure, the butt joint ear 12 and the butt joint slot 13 are matched by buckling the buckling groove 123 and the buckling protrusion 132, which further improves the butt joint firmness.
[0031] In the embodiment, when there are a plurality of wire grooves 11, the wire grooves 11 are arranged at intervals in the left-right direction of the insulating seat 10.
[0032] In the structure, one or more wiring slots 11 can be arranged in each insulating seat 10, so that the user can select the initial number of wiring slots 11 according to actual needs, and realize flexible increase or decrease through the combination of different numbers of insulating seats 10 or different numbers of wiring slots 11 in the insulating seat 10.
[0033] In the embodiment, one end of the wiring slot 11 in the front-rear direction is provided with a fixed step 111, the fixed step 111 is provided with a pre-embedded part 112, the hardware 20 is provided with a fixing hole 21, and the hardware 20 is fixed by the fixing screw 30 which passes through the fixing hole 21 and is screwed with the pre-embedded part 112.
[0034] In the structure, the pre-embedded part 112 is a nut, and the fixing screw 30 is screwed and fixed with the nut.
[0035] In the embodiment, the hardware 20 includes two pressing pieces 22 which are punched at 180 degrees and folded in half, the fixing hole 21 is located on the pressing piece 23, the two pressing pieces 22 are provided with isolation sections 23 which are bent at 90 degrees and away from each other, and the insertion sections 24 which are bent at 90 degrees relative to the isolation sections 23 and extend parallel to each other are located on the side of the wiring slot 11 which is not provided with the fixed step 111; the fixing screw 30 is provided with a pressing piece 31 which is in contact with the pressing piece 22.
[0036] In the structure, the insertion section 24 can be connected with the plug spring terminal, and the pressing piece 31 can be in contact with the pressing piece 22 through the pressing piece 31 to realize the pressing wire connection, so that the flexible selection of various wiring modes is realized.
[0037] In the embodiment, the two side walls of the wiring slot 11 on the upper side of the fixed step 111 are provided with anti-disengagement protrusions 112, the pressing piece 22 is square and its two sides are close to the side walls of the wiring slot 11, and the pressing piece 22 is inserted between the fixed step 111 and the anti-disengagement protrusion 113.
[0038] In the structure, the anti-disengagement protrusion 113 is used to block the pressing piece 22, so that a gap for fixing the wire can be formed between the pressing piece 31 and the pressing piece 31 when the fixing screw 30 is loosened.
[0039] In the embodiment, the pressing piece 31 is square, and its two side walls are close to the side walls of the anti-disengagement protrusion 113, so that the pressing piece 31 can be prevented from rotating together with the fixing screw 30 when the fixing screw 30 is tightened.
[0040] In the embodiment, the anti-disengagement protrusion 113 is provided with a guide inclined surface 1131 at the upper end.
[0041] In the structure, the guide inclined surface 1131 can guide the pressing piece 31 to return to the original position when the fixing screw 30 is tightened, so that the pressing piece 31 and the anti-disengagement protrusion 113 are prevented from being in contact.
[0042] In the embodiment, the docking lug 12 is provided with a mounting hole 124.
[0043] In the above structure, the insulating seat 10 is fixed conveniently.
[0044] The above is only the preferred embodiment of the present application, it should be pointed out that, for those skilled in the ordinary technical personnel in the art, without departing from the technical principles of the present application, under the premise of, can also make a number of improvements and variations, the above assumptions these improvements and variations should also be considered as the protection scope of the present application.
Claims
1. A spliced terminal block, comprising an insulating seat, a wiring slot provided on the upper side of the insulating seat, and hardware provided in the wiring slot, characterized in that: The left and right sides of the insulating seat are both provided with protruding docking ears, and the left and right sides of the insulating seat are also provided with docking ears that are staggered with the center dividing surface and are used to accommodate the docking ears of the other insulating seat when docking with another insulating seat; the bottom surface of the docking ear is flush with the bottom surface of the insulating seat, and the docking groove is opened from the bottom surface of the insulating seat to the top surface of the insulating seat, and the thickness of the docking ear is equal to or less than the depth of the docking groove; the side wall of the insulating seat where the docking ear is connected is provided with an upwardly extending dovetail / T-shaped block, and the docking groove is provided with a dovetail / T-shaped groove that extends upward and is opened at the side wall of the insulating seat for adapting to the dovetail / T-shaped block of another insulating seat, and the dovetail / T-shaped block is provided with an assembly fillet on the side away from the wiring groove on the same side of the insulating seat.
2. The spliced terminal block according to claim 1, characterized in that: The intersection line formed by the dividing surface of the insulating seat and the virtual plane of the top surface of the docking ear or the virtual plane of the bottom of the docking groove is the torsion axis; when the insulating seats are docked, the torsion axes of the two are coaxial with each other.
3. A spliced terminal block according to claim 1 or 2, characterized in that: A buckling groove is provided on the side of the docking ear facing the partition surface, and a buckling protrusion is provided on the side of the docking groove facing the partition surface, which is matched with the buckling groove when the insulating seats are docked with each other.
4. The spliced terminal block according to claim 1, characterized in that: When there are multiple wiring slots, the wiring slots are arranged at intervals in the left-right direction of the insulating seat.
5. A spliced terminal block according to claim 1 or 4, characterized in that: A fixing step is provided at one end of the wiring slot in the front-to-back direction, an embedded part is provided in the fixing step, a fixing hole is provided on the hardware, and the hardware is fixed by a fixing screw that passes through the fixing hole and screws into the embedded part.
6. The spliced terminal block according to claim 5, characterized in that: The hardware includes compression plates that are punched and folded 180 degrees from each other, the fixing holes are located on the compression plates, the extending ends of the two compression plates are provided with isolation sections that are bent 90 degrees away from each other, and plug-in sections that are bent 90 degrees relative to the isolation sections and extend parallel to each other at intervals, the plug-in sections are located on the side of the wiring slot where no fixing step is provided; the fixing screw is provided with a compression plate, and the compression plate is in contact with the compression plate.
7. The spliced terminal block according to claim 6, characterized in that: Anti-slip protrusions are provided on both side walls of the wiring slot on the upper side of the fixed step. The pressing piece is square with both sides close to the side walls of the wiring slot. The pressing piece is inserted between the fixed step and the anti-slip protrusions.
8. The spliced terminal block according to claim 7, characterized in that: The pressing piece is square in shape, and its two side walls are close to the side walls of the anti-slip protrusion so as to prevent the pressing piece from rotating together when the fixing screw is tightened.
9. The spliced terminal block according to claim 8, characterized in that: The upper end of the anti-slip protrusion is provided with a guiding inclined surface.
10. The spliced terminal block according to claim 1, characterized in that: The docking ear is provided with a mounting hole.