CN211045161U - Laminated piezoresistor - Google Patents
Laminated piezoresistor Download PDFInfo
- Publication number
- CN211045161U CN211045161U CN202020140197.XU CN202020140197U CN211045161U CN 211045161 U CN211045161 U CN 211045161U CN 202020140197 U CN202020140197 U CN 202020140197U CN 211045161 U CN211045161 U CN 211045161U
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- shell
- piezoresistor
- wall
- lantern ring
- rigid coupling
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Abstract
The utility model discloses a stromatolite formula piezoresistor, including piezoresistor, CP line and shell, two the CP line is all installed to piezoresistor's bottom, piezoresistor's outer wall is equipped with the shell, the internally mounted of shell has heat dissipation mechanism. This stromatolite formula piezoresistor, through the rectangle frame, the cooperation of otter board and diaphragm etc. is used, prevent that the heat that two piezoresistors produced when using from too big influence piezoresistor's work, through the clamp plate, the montant, the cooperation of spring and baffle is used, the elasticity that utilizes the spring carries out the clamping to the rectangle frame, high durability and convenient installation, easy dismounting, through the preforming, the cooperation of picture peg and bolt etc. is used, the elasticity that utilizes the preforming is installed piezoresistor, convenient to use, satisfy people's user demand to stromatolite formula piezoresistor greatly.
Description
Technical Field
The utility model relates to a piezoresistor technical field specifically is a stromatolite formula piezoresistor.
Background
The resistor is a voltage-limiting element sensitive to voltage change, and is characterized in that: at a specified temperature, when the voltage exceeds a certain critical value, the resistance value of the varistor is sharply reduced, the current passing through the varistor is sharply increased, and the voltage and the current are not in a linear relation, so the varistor is also called a nonlinear varistor, and in order to meet different use requirements, the varistor has various forms, but in the existing laminated varistor, the heat generated when two varistors work simultaneously can influence the work of the varistor, the heat radiation performance is not good, the practicability of the whole mechanism is reduced, the installation and the disassembly of the varistor are inconvenient, and the use requirements of people on the laminated varistor are difficult to meet.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a stromatolite formula piezoresistor to propose current stromatolite formula piezoresistor in solving above-mentioned background art, the heat that two piezoresistors during operation produced simultaneously can influence the resistor work, and heat dispersion is not good, leads to the problem that the practicality of whole mechanism descends.
In order to achieve the above object, the utility model provides a following technical scheme: a laminated piezoresistor comprises piezoresistors, CP wires and a shell, wherein the CP wires are mounted at the bottom ends of the two piezoresistors, the shell is arranged on the outer wall of each piezoresistor, and a heat dissipation mechanism is mounted in each shell;
the heat dissipation mechanism comprises a rectangular frame, a screen plate and a transverse plate;
the equal rigid coupling in both ends has the otter board about the rectangle frame, two the outer wall of otter board all laminates with piezo-resistor mutually, the shell is run through on the top of rectangle frame and diaphragm looks rigid coupling, the outer wall and the shell clearance fit of rectangle frame.
Preferably, the outer wall rigid coupling of shell has the fixture block, the lantern ring has all been cup jointed at both ends about the upper surface of shell, two the lantern ring all with shell clearance fit, both ends all are through screw and shell threaded connection about the upper surface of the lantern ring.
Preferably, a fixing mechanism is installed inside the lantern ring;
the fixing mechanism comprises a pressing plate, a vertical rod, a baffle plate and a spring;
the lower surface of clamp plate all laminates with the diaphragm mutually, the one end rigid coupling that the diaphragm was kept away from to the clamp plate has the montant, the montant runs through the lantern ring and spring and baffle looks rigid coupling, montant and the equal clearance fit of lantern ring and spring, the outer wall and the shell clearance fit of baffle.
Preferably, the pressing plates are symmetrically distributed about the transverse plate.
Preferably, a clamping mechanism is installed inside the shell;
the clamping mechanism comprises a pressing sheet, an inserting plate and a bolt;
two the one end and the piezoresistor of preforming laminate mutually, the other end rigid coupling of preforming has the picture peg, and is a plurality of the picture peg all runs through shell and bolt threaded connection, picture peg and shell clearance fit, the outer wall and the fixture block threaded connection of bolt.
Preferably, the insertion plate is arranged perpendicular to the outer shell.
Compared with the prior art, the beneficial effects of the utility model are that: compared with the prior art, the laminated piezoresistor has the following advantages:
through the cooperation use of rectangle frame, otter board and diaphragm etc. prevent that the too big work that influences piezoresistor of the heat that produces when using of two piezoresistor, and then improve whole mechanism's practicality.
Through the cooperation use of clamp plate, montant, spring and baffle, utilize the elasticity of spring to carry out the clamping to the rectangle frame, simple to operate dismantles simply.
Through the cooperation use of preforming, picture peg and bolt etc. utilize the elasticity of preforming to install piezoresistor, facilitate the use, satisfy people greatly to the user demand of laminar piezoresistor.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a connection structure between the heat dissipation mechanism and the housing in FIG. 1;
FIG. 3 is a schematic view of the connection structure between the fixing mechanism and the housing in FIG. 1;
fig. 4 is a schematic view of the connection structure of the clamping mechanism and the housing in fig. 1.
In the figure: 1. piezoresistor, 2, CP wire, 3, shell, 4, heat radiation mechanism, 401, rectangular frame,
402. a screen plate 403, a transverse plate 5, a fixing mechanism 501, a pressing plate 502, a vertical rod 503 and a baffle plate,
504. a spring 6, a clamping mechanism 601, a pressing sheet 602, an inserting plate 603, a bolt 7 and a clamping block,
8. lantern ring, 9, screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a stromatolite formula piezoresistor, including piezoresistor 1, CP line 2 and shell 3, CP line 2 is all installed to two piezoresistor 1's bottom, piezoresistor 1's model is according to actual conditions and decides, piezoresistor 1's outer wall is equipped with shell 3, the internally mounted of shell 3 has heat dissipation mechanism 4, heat dissipation mechanism 4 includes rectangular frame 401, otter board 402 and diaphragm 403, both ends all are the rigid coupling has otter board 402 about rectangular frame 401, the surface machining of otter board 402 has 0.5-1 cm's through-hole, the outer wall of two otter boards 402 all laminates with piezoresistor 1 mutually, shell 3 and diaphragm 403 looks rigid coupling are run through on the top of rectangular frame 401, the outer wall and the 3 clearance fit of shell of rectangular frame 401, rectangular frame 401 can be dismantled from shell 3.
The outer wall rigid coupling of shell 3 has fixture block 7, and the lantern ring 8 has all been cup jointed at both ends about the upper surface of shell 3, and two lantern rings 8 all with 3 clearance fit of shell, both ends all are through screw 9 and 3 threaded connection of shell about the upper surface of the lantern ring 8, and screw 9 is installed the lantern ring 8 at the upper surface of shell 3.
The internally mounted of lantern ring 8 has fixing mechanism 5, fixing mechanism 5 includes clamp plate 501, montant 502, baffle 503 and spring 504, the lower surface of two clamp plates 501 all laminates mutually with diaphragm 403, the one end rigid coupling that diaphragm 403 was kept away from to clamp plate 501 has montant 502, montant 502 can reciprocate in lantern ring 8, montant 502 runs through lantern ring 8 and spring 504 and baffle 503 looks rigid coupling, montant 502 and the equal clearance fit of lantern ring 8 and spring 504, the outer wall and the 3 clearance fit of shell 503 of baffle 503, montant 502 drives baffle 503 and compresses spring 504, clamp plate 501 is about diaphragm 403 symmetric distribution, both ends all install clamp plate 501 about diaphragm 403.
The internally mounted of shell 3 has clamping mechanism 6, clamping mechanism 6 includes preforming 601, picture peg 602 and bolt 603, the one end and the piezoresistor 1 of two preforming 601 are laminated mutually, preforming 601 has plasticity, preforming 601's other end rigid coupling has picture peg 602, four picture pegs 602 all run through shell 3 and bolt 603 threaded connection, the equal rigid coupling of outer wall of every preforming 601 has two picture pegs 602, picture peg 602 and 3 clearance fit of shell, the outer wall and the fixture block 7 threaded connection of bolt 603, bolt 603 is connected with picture peg 602, and then fix preforming 601, picture peg 602 sets up with shell 3 is perpendicular.
In this example, two pressing sheets 601 and insertion plates 602 are first installed on the left and right sides inside the housing 3, two insertion plates 602 of each pressing sheet 601 penetrate through the housing 3, bolts 603 penetrate through the clamping blocks 7 and the insertion plates 602 in sequence to be connected in a threaded manner, so that the pressing sheets 601 are installed in the housing 3, then the rectangular frame 401 and the screen plate 402 are placed in the housing 3 together, the rectangular frame 401 drives the horizontal plate 403 at the top end to be attached to the upper surface of the housing 3, then the pressing plate 501 is pulled upwards, the pressing plate 501 drives the vertical bar 502 and the baffle 503 to move upwards together in the housing 3 and the collar 8, the vertical bar 502 drives the baffle 503 to compress the spring 504 on the lower surface of the collar 8, the spring 504 pushes the baffle 503 to drive the vertical bar 502 to move downwards in the housing 3, the vertical bar 502 drives the pressing plate 501 to press the left and right ends of the upper surface of the horizontal plate 403 to fix the rectangular frame 401, and then the two piezoresistors 1 are respectively inserted, the varistor 1 is fixed in the case 3 by the elastic force of the pressing piece 601.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A stromatolite formula piezoresistor, includes piezoresistor (1), CP line (2) and shell (3), two CP line (2) are all installed to the bottom of piezoresistor (1), the outer wall of piezoresistor (1) is equipped with shell (3), its characterized in that: a heat dissipation mechanism (4) is arranged in the shell (3);
the heat dissipation mechanism (4) comprises a rectangular frame (401), a screen plate (402) and a transverse plate (403);
the equal rigid coupling in both ends has otter board (402), two about rectangle frame (401) the outer wall of otter board (402) all laminates mutually with piezoresistor (1), shell (3) and diaphragm (403) looks rigid coupling are run through on the top of rectangle frame (401), the outer wall and shell (3) clearance fit of rectangle frame (401).
2. A stacked varistor as claimed in claim 1, wherein: the outer wall rigid coupling of shell (3) has fixture block (7), both ends have all been cup jointed lantern ring (8), two about the upper surface of shell (3) lantern ring (8) all with shell (3) clearance fit, both ends all are through screw (9) and shell (3) threaded connection about the upper surface of the lantern ring (8).
3. A stacked varistor according to claim 2, wherein: a fixing mechanism (5) is arranged in the lantern ring (8);
the fixing mechanism (5) comprises a pressing plate (501), a vertical rod (502), a baffle (503) and a spring (504);
two the lower surface of clamp plate (501) all laminates with diaphragm (403) mutually, the one end rigid coupling that diaphragm (403) was kept away from in clamp plate (501) has montant (502), montant (502) run through lantern ring (8) and spring (504) and baffle (503) looks rigid coupling, montant (502) and the equal clearance fit of lantern ring (8) and spring (504), the outer wall and shell (3) clearance fit of baffle (503).
4. A stacked varistor according to claim 3, wherein: the pressing plates (501) are symmetrically distributed about the transverse plate (403).
5. A stacked varistor as claimed in claim 1, wherein: a clamping mechanism (6) is arranged in the shell (3);
the clamping mechanism (6) comprises a pressing sheet (601), an inserting plate (602) and a bolt (603);
two the one end and the laminating of piezo-resistor (1) of preforming (601) mutually, the other end rigid coupling of preforming (601) has picture peg (602), and is a plurality of shell (3) and bolt (603) threaded connection are all run through in picture peg (602), picture peg (602) and shell (3) clearance fit, the outer wall and fixture block (7) threaded connection of bolt (603).
6. A stacked varistor according to claim 5, wherein: the insertion plate (602) is perpendicular to the shell (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020140197.XU CN211045161U (en) | 2020-01-22 | 2020-01-22 | Laminated piezoresistor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020140197.XU CN211045161U (en) | 2020-01-22 | 2020-01-22 | Laminated piezoresistor |
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CN211045161U true CN211045161U (en) | 2020-07-17 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112489908A (en) * | 2020-12-02 | 2021-03-12 | 辰硕电子(九江)有限公司 | Piezoresistor with elastic module |
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2020
- 2020-01-22 CN CN202020140197.XU patent/CN211045161U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112489908A (en) * | 2020-12-02 | 2021-03-12 | 辰硕电子(九江)有限公司 | Piezoresistor with elastic module |
CN112489908B (en) * | 2020-12-02 | 2022-04-15 | 辰硕电子(九江)有限公司 | Piezoresistor with elastic module |
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