CN213459260U - SMD resistor with compact structure - Google Patents
SMD resistor with compact structure Download PDFInfo
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- CN213459260U CN213459260U CN202022515937.6U CN202022515937U CN213459260U CN 213459260 U CN213459260 U CN 213459260U CN 202022515937 U CN202022515937 U CN 202022515937U CN 213459260 U CN213459260 U CN 213459260U
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- buffering arc
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Abstract
The utility model discloses a compact structure's SMD resistance, its technical scheme is: including the resistance layer, the resistance layer top is equipped with the insulation board, the insulation board bottom is equipped with the protection shield, the resistance layer both sides all are equipped with the paster terminal, the square groove has all been seted up to the insulation board both sides, the square inslot portion is equipped with elastic mechanism, elastic mechanism includes the buffering arc piece, the beneficial effects of the utility model are that: set up the square groove through the both sides at the insulation board, inside at the square groove sets up elastic mechanism, elastic mechanism comprises buffering arc piece and fixed block, lateral wall at the paster terminal sets up bearing seat in carrying out the bearing to the buffering arc piece, receive vibrations or when assaulting when SMD resistance in operational environment, the bearing seat of paster terminal lateral wall promotes buffering arc piece, buffering arc piece can carry out effectual buffering to external vibrations and impact force, the stability of SMD resistance during operation has been improved greatly, the fault rate has been reduced.
Description
Technical Field
The utility model relates to a SMD resistance technical field, concretely relates to compact structure's SMD resistance.
Background
The patch type resistor has the advantages of small volume, light weight, high mounting density, good high-frequency characteristic and the like, and is widely applied to computers, mobile phones, medical electronic products, video cameras and the like. Patch elements can be classified into three types, rectangular, cylindrical, and irregular, according to their shapes. There are resistors, capacitors, inductors, transistors, and small integrated circuits, etc. by category.
In the prior art, the structure of the patch resistor is loose, so that the stability is insufficient, and the shock resistance are poor.
Therefore, there is a need for a chip resistor with a compact structure.
SUMMERY OF THE UTILITY MODEL
For this, the utility model provides a compact structure's SMD resistance, set up the square groove through the both sides at the insulation board, inside at the square groove sets up elastic mechanism, elastic mechanism comprises buffering arc piece and fixed block, lateral wall at the paster terminal sets up the bearing seat and is used for carrying out the bearing to buffering arc piece, when SMD resistance receives vibrations or when assaulting in operational environment, the bearing seat of paster terminal lateral wall promotes buffering arc piece, buffering arc piece can carry out effectual buffering to external vibrations and impact force, SMD resistance during operation has improved greatly stability, the fault rate has been reduced, with the relatively poor problem of antidetonation and the shock resistance of SMD resistance among the solution prior art.
In order to achieve the above object, the present invention provides the following technical solutions: a chip resistor with a compact structure comprises a resistor layer, wherein an insulating plate is arranged at the top end of the resistor layer, a protective plate is arranged at the bottom end of the insulating plate, chip terminals are arranged on two sides of the resistor layer, square grooves are formed in two sides of the insulating plate, and an elastic mechanism is arranged in each square groove;
the elastic mechanism comprises a buffering arc piece, both ends of the buffering arc piece are fixedly connected with fixed blocks, the fixed blocks are fixedly clamped with the inner walls of the two sides of the square groove, a bearing seat is arranged on one side of the buffering arc piece, one side, far away from the buffering arc piece, of the bearing seat is fixedly connected with the outer wall of the patch terminal, a groove is formed in one side, close to the buffering arc piece, of the bearing seat, and the groove is matched with the profile of the side wall of the buffering arc piece;
the surface mount device is characterized in that an upper fixing plate is fixedly connected to the top end of the surface mount terminal, a sliding mechanism is arranged at the bottom end of the upper fixing plate and comprises a sliding block, the top end of the sliding block is fixedly connected with the upper fixing plate, a sliding groove is formed in the top end of the insulating plate, and the inner side of the sliding groove is connected with the sliding block in a sliding mode.
Preferably, the sliding mechanism comprises a sliding rod, the bottom end of the sliding rod is fixedly connected with the insulating plate, a sliding hole is formed in the upper fixing plate, the sliding rod is arranged in the sliding hole, and the inner side of the sliding hole is connected with the sliding rod in a sliding mode.
Preferably, the two sides of the bottom end of the insulating plate are fixedly connected with connecting plates, the top end of each connecting plate is provided with a through hole, and one end of the resistance layer penetrates through the connecting plates through the through holes.
Preferably, a connecting block is fixedly welded on one side of the patch terminal, a slot is formed in one side, away from the patch terminal, of the connecting block, and the end part of the resistance layer is inserted into the inner side of the slot.
Preferably, the protection shield bottom both sides all fixedly connected with buckle, the bottom of connecting plate runs through the protection shield and extends to the bottom of protection shield, the buckle is established in one side of connecting plate, the draw-in groove has been seted up to one side that the connecting plate is close to the buckle, draw-in groove and buckle fixed joint.
Preferably, the bottom end of the patch terminal is provided with a through groove, the bottom end of the connecting plate penetrates through the through groove, the bottom end of the connecting plate is provided with a screw, and the bottom end of the connecting plate is fixedly connected with the patch terminal through the screw.
Preferably, the top end of the protection plate is provided with an installation groove, and the bottom end of the resistance layer is fixedly clamped with the inner side of the installation groove.
The utility model has the advantages that:
1. the utility model discloses a set up the square groove in the both sides of insulation board, set up elastic mechanism in the inside of square groove, elastic mechanism comprises buffering arc piece and fixed block, set up the bearing seat at the lateral wall of paster terminal and be used for bearing buffering arc piece, when paster type resistance receives vibrations or strikes in operational environment, the bearing seat of paster terminal lateral wall promotes buffering arc piece, and buffering arc piece can carry out effectual buffering to external vibrations and impact force, has improved the stability of paster type resistance during operation greatly, has reduced the fault rate;
2. the utility model discloses a bottom at the fixed plate sets up slide mechanism, and the slide bar can slide in the inside of slide opening, and the slide opening provides certain slip space for the slide bar, and when paster terminal atress, the paster terminal drives the upper fixed plate and produces horizontal skew, and then the slide bar provides certain skew space for paster terminal and upper fixed plate, avoids the paster terminal to produce rigid deformation, has ensured the stability that the paster terminal is connected in electrical component.
Drawings
Fig. 1 is a schematic view of the overall structure provided by the present invention;
FIG. 2 is a schematic view of the overall structure of the buffer arc sheet provided by the present invention;
FIG. 3 is a schematic view of the overall structure of the support base provided by the present invention;
fig. 4 is an enlarged view of a point a in fig. 1 according to the present invention;
fig. 5 is an enlarged view of the point B in fig. 1 according to the present invention;
fig. 6 is a cross-sectional view of embodiment 2 provided by the present invention;
fig. 7 is an enlarged view of the position C in fig. 6 according to the present invention.
In the figure: 1 resistance layer, 2 insulation boards, 3 protection boards, 4 paster terminals, 5 buffering arc pieces, 6 fixed blocks, 7 bearing seats, 8 grooves, 9 upper fixing plates, 10 sliding blocks, 11 sliding grooves, 12 sliding rods, 13 sliding holes, 14 connecting plates, 15 through holes, 16 connecting blocks, 17 inserting grooves, 18 buckles, 19 through grooves, 20 screws, 21 installing grooves and 22 square grooves.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
the elastic mechanism comprises a buffering arc piece 5, both ends of the buffering arc piece 5 are fixedly connected with fixing blocks 6, the fixing blocks 6 are fixedly clamped with the inner walls of the two sides of the square groove 22, a bearing seat 7 is arranged on one side of the buffering arc piece 5, one side, far away from the buffering arc piece 5, of the bearing seat 7 is fixedly connected with the outer wall of the patch terminal 4, a groove 8 is formed in one side, close to the buffering arc piece 5, of the bearing seat 7, and the groove 8 is matched with the profile of the side wall of the buffering arc piece 5;
the top end of the patch terminal 4 is fixedly connected with an upper fixing plate 9, the upper fixing plate 9 is arranged on the top end of the patch terminal, a sliding mechanism is arranged at the bottom end of the upper fixing plate 9 and comprises a sliding block 10, the top end of the sliding block 10 is fixedly connected with the upper fixing plate 9, the top end of the insulating plate 2 is provided with a sliding groove 11, and the inner side of the sliding groove 11 is slidably connected with the sliding block 10;
furthermore, both sides of the bottom end of the insulating plate 2 are fixedly connected with connecting plates 14, the top end of each connecting plate 14 is provided with a through hole 15, and one end of the resistor layer 1 penetrates through the connecting plates 14 through the through holes 15;
furthermore, a connecting block 16 is fixedly welded on one side of the patch terminal 4, a slot 17 is formed in one side, away from the patch terminal 4, of the connecting block 16, and the end part of the resistor layer 1 is inserted into the slot 17;
furthermore, both sides of the bottom end of the protection plate 3 are fixedly connected with buckles 18, the bottom end of the connecting plate 14 penetrates through the protection plate 3 and extends to the bottom end of the protection plate 3, the buckles 18 are arranged on one side of the connecting plate 14, a clamping groove is formed in one side of the connecting plate 14 close to the buckles 18, and the clamping groove is fixedly clamped with the buckles 18;
furthermore, a through groove 19 is formed in the bottom end of the patch terminal 4, the bottom end of the connecting plate 14 penetrates through the through groove 19, a screw 20 is arranged at the bottom end of the connecting plate 14, and the bottom end of the connecting plate 14 is fixedly connected with the patch terminal 4 through the screw 20;
further, the top end of the protection plate 3 is provided with an installation groove 21, and the bottom end of the resistance layer 1 is fixedly clamped with the inner side of the installation groove 21.
The utility model discloses a use as follows: the insulation board 2 is arranged at the top of the resistance layer 1, the insulation board 2 can provide insulation effect, the resistance layer 1 is isolated from the external environment, effective protection is provided for the resistance layer 1, the protection board 3 is arranged at the bottom end of the resistance layer 1, the protection board 3 can be used as a supporting substrate of the resistance layer 1, the resistance layer 1 can be stably fixed at the installation position of an electrical element, the patch terminals 4 are arranged at two sides of the resistance layer 1, the patch terminals 4 are used for patch type connection of the resistance layer 1 in the electrical element, square grooves 22 are arranged at two sides of the insulation board 2, an elastic mechanism is arranged in the square grooves 22 and consists of buffering arc sheets 5 and fixed blocks 6, the buffering arc sheets 5 are fixed in the square grooves 22 in a clamping mode through the fixed blocks 6, and supporting seats 7 are arranged on the side walls of the patch terminals 4 and used for supporting the buffering arc sheets 5, when the patch type resistor is vibrated or impacted, the surface-mounted resistor 4 is firstly stressed, when the surface-mounted resistor 4 is impacted, the bearing seat 7 on the side wall of the surface-mounted resistor 4 pushes the buffer arc sheet 5, the buffer arc sheet 5 can effectively buffer external vibration and impact force, the stability of the surface-mounted resistor in working is greatly improved, the fault rate is reduced, and the surface-mounted resistor is suitable for being used by industrial equipment in outdoor working, by arranging the connecting plate 14 at the bottom end of the insulating plate 2, two ends of the resistor layer 1 penetrate through the through hole 15 at the top of the connecting plate 14, the bottom of the connecting plate 14 penetrates through the protective plate 3 and is clamped with the buckle 18 at the bottom of the protective plate 3, and the bottom end of the connecting plate 14 is fixedly connected with the surface-mounted terminal 4 through the screw 20, so that the resistor layer 1, the insulating plate 2, the protective plate 3 and the surface-mounted, set up upper fixed plate 9 through the top at paster terminal 4 and fix on insulation board 2, set up slide mechanism in the bottom of upper fixed plate 9, the slider 10 of 9 bottoms of upper fixed plate can slide 11 inside spouts, during paster terminal 4 atress, produces certain skew, and spout 11 and slider 10 provide certain skew space for paster terminal 4, avoid paster terminal 4 to produce rigid deformation.
The utility model discloses a use as follows: the insulation board 2 is arranged at the top of the resistance layer 1, the insulation board 2 can provide insulation effect, the resistance layer 1 is isolated from the external environment, effective protection is provided for the resistance layer 1, the protection board 3 is arranged at the bottom end of the resistance layer 1, the protection board 3 can be used as a supporting substrate of the resistance layer 1, the resistance layer 1 can be stably fixed at the installation position of an electrical element, the patch terminals 4 are arranged at two sides of the resistance layer 1, the patch terminals 4 are used for patch type connection of the resistance layer 1 in the electrical element, square grooves 22 are arranged at two sides of the insulation board 2, an elastic mechanism is arranged in the square grooves 22 and consists of buffering arc sheets 5 and fixed blocks 6, the buffering arc sheets 5 are fixed in the square grooves 22 in a clamping mode through the fixed blocks 6, and supporting seats 7 are arranged on the side walls of the patch terminals 4 and used for supporting the buffering arc sheets 5, when the patch type resistor is vibrated or impacted, the surface-mounted resistor 4 is firstly stressed, when the surface-mounted resistor 4 is impacted, the bearing seat 7 on the side wall of the surface-mounted resistor 4 pushes the buffer arc sheet 5, the buffer arc sheet 5 can effectively buffer external vibration and impact force, the stability of the surface-mounted resistor in working is greatly improved, the fault rate is reduced, and the surface-mounted resistor is suitable for being used by industrial equipment in outdoor working, by arranging the connecting plate 14 at the bottom end of the insulating plate 2, two ends of the resistor layer 1 penetrate through the through hole 15 at the top of the connecting plate 14, the bottom of the connecting plate 14 penetrates through the protective plate 3 and is clamped with the buckle 18 at the bottom of the protective plate 3, and the bottom end of the connecting plate 14 is fixedly connected with the surface-mounted terminal 4 through the screw 20, so that the resistor layer 1, the insulating plate 2, the protective plate 3 and the surface-mounted, set up the top mounting plate 9 through the top at paster terminal 4 and fix on insulation board 2, the bottom at top mounting plate 9 sets up slide mechanism, slide bar 12 can slide in the inside of slide opening 13, slide opening 13 provides certain slip space for slide bar 12, when paster terminal 4 atress, paster terminal 4 drives top mounting plate 9 and produces horizontal skew, and then slide bar 12 provides certain skew space for paster terminal 4 and top mounting plate 9, avoid paster terminal 4 to produce rigidity deformation, the stability of paster terminal 4 connection in electrical component has been ensured.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.
Claims (7)
1. A SMD resistor with compact structure comprises a resistor layer (1), and is characterized in that: an insulating plate (2) is arranged at the top end of the resistor layer (1), a protective plate (3) is arranged at the bottom end of the insulating plate (2), patch terminals (4) are arranged on two sides of the resistor layer (1), square grooves (22) are formed in two sides of the insulating plate (2), and an elastic mechanism is arranged inside each square groove (22);
the elastic mechanism comprises a buffering arc piece (5), both ends of the buffering arc piece (5) are fixedly connected with fixing blocks (6), the fixing blocks (6) are fixedly clamped with the inner walls of the two sides of a square groove (22), a bearing seat (7) is arranged on one side of the buffering arc piece (5), one side, far away from the buffering arc piece (5), of the bearing seat (7) is fixedly connected with the outer wall of a patch terminal (4), a groove (8) is formed in one side, close to the buffering arc piece (5), of the bearing seat (7), and the groove (8) is matched with the profile of the side wall of the buffering arc piece (5);
paster terminal (4) top fixedly connected with upper fixed plate (9), upper fixed plate (9) bottom is equipped with slide mechanism, slide mechanism includes slider (10), slider (10) top and upper fixed plate (9) fixed connection, spout (11) have been seted up on the top of insulation board (2), the inboard and slider (10) sliding connection of spout (11).
2. The chip resistor according to claim 1, wherein: the sliding mechanism comprises a sliding rod (12), the bottom end of the sliding rod (12) is fixedly connected with the insulating plate (2), a sliding hole (13) is formed in the upper fixing plate (9), the sliding rod (12) is arranged in the sliding hole (13), and the inner side of the sliding hole (13) is connected with the sliding rod (12) in a sliding mode.
3. The chip resistor according to claim 1, wherein: the insulation board (2) bottom both sides all fixedly connected with connecting plate (14), through-hole (15) have been seted up on the top of connecting plate (14), through-hole (15) run through connecting plate (14) are passed through to resistance layer (1) one end.
4. The chip resistor according to claim 1, wherein: the resistance layer is characterized in that a connecting block (16) is fixedly welded on one side of the patch terminal (4), a slot (17) is formed in one side, away from the patch terminal (4), of the connecting block (16), and the end part of the resistance layer (1) is inserted into the inner side of the slot (17).
5. The chip resistor according to claim 3, wherein: the protection shield (3) bottom both sides equal fixedly connected with buckle (18), the bottom of connecting plate (14) runs through protection shield (3) and extends to the bottom of protection shield (3), buckle (18) are established in one side of connecting plate (14), the draw-in groove has been seted up to one side that connecting plate (14) are close to buckle (18), draw-in groove and buckle (18) fixed joint.
6. The chip resistor according to claim 3, wherein: through groove (19) have been seted up to paster terminal (4) bottom, logical groove (19) are run through to connecting plate (14) bottom, connecting plate (14) bottom is equipped with screw (20), screw (20) and paster terminal (4) fixed connection are passed through to connecting plate (14) bottom.
7. The chip resistor according to claim 1, wherein: mounting groove (21) have been seted up on protection shield (3) top, the inboard fixed joint of resistance layer (1) bottom and mounting groove (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022515937.6U CN213459260U (en) | 2020-11-04 | 2020-11-04 | SMD resistor with compact structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022515937.6U CN213459260U (en) | 2020-11-04 | 2020-11-04 | SMD resistor with compact structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213459260U true CN213459260U (en) | 2021-06-15 |
Family
ID=76298333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022515937.6U Active CN213459260U (en) | 2020-11-04 | 2020-11-04 | SMD resistor with compact structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213459260U (en) |
-
2020
- 2020-11-04 CN CN202022515937.6U patent/CN213459260U/en active Active
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