CN212934284U - Chip type low inherent capacitance piezoresistor - Google Patents
Chip type low inherent capacitance piezoresistor Download PDFInfo
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- CN212934284U CN212934284U CN202021568959.2U CN202021568959U CN212934284U CN 212934284 U CN212934284 U CN 212934284U CN 202021568959 U CN202021568959 U CN 202021568959U CN 212934284 U CN212934284 U CN 212934284U
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Abstract
The utility model relates to the technical field of piezoresistors, in particular to a chip type piezoresistor with low inherent capacitance, which comprises a piezoresistor and a second shell, wherein the outer side of the piezoresistor is provided with the second shell, the inner side of the second shell is slidably connected with a first clamping block, one end of the first clamping block is fixedly connected with a fixed block, the inner side of the fixed block is spirally connected with a screw, the outer side of the second shell is fixedly connected with the first shell, the inner side of the first shell is provided with a pin block, the outer side of the pin block is rotatably connected with a rotating block, the inner sides of the pin block and the rotating block are both rotatably connected with a rotating shaft, the outer side of the rotating shaft is provided with a limiting block, the matching of the limiting block and the rotating shaft in the utility model uses the rotation of the rotating block to change the direction of a connecting hole, and the, the piezoresistor is convenient to mount, is not limited to the limit of mounting space, and increases the practicability of the device.
Description
Technical Field
The utility model relates to a piezoresistor technical field specifically is a chip type low inherent capacitance piezoresistor.
Background
The voltage dependent resistor is a short-name voltage sensitive resistor, and is a non-linear resistor element, the resistance value of the voltage dependent resistor is related to the voltage applied at two ends, when the voltage applied to the voltage dependent resistor is within its nominal value, the resistance value of the resistor is in infinite state, almost no current passes through, when the voltage at two ends of the voltage dependent resistor is slightly larger than the nominal voltage, the voltage dependent resistor is quickly broken down and conducted, the resistance value is quickly reduced, the resistor is in conduction state, when the voltage is reduced below the nominal voltage, the resistance value starts to increase again, when the voltage at two ends of the voltage dependent resistor exceeds its maximum limit voltage, it is broken down completely, and can not be recovered by itself.
The pin block of the piezoresistor can not be bent, the pin block is short, the bending difficulty is high, the pin block is easy to break after being bent for a plurality of times, the connecting positions of the connecting holes are different when the piezoresistor is installed, the installation difficulty is increased by the fixed installation distance and the fixed direction of the connecting holes of the existing piezoresistor, in addition, the piezoresistor is installed only by connecting the connecting holes to access a circuit and is fixed, and the piezoresistor cannot be reliably fixed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a low inherent electric capacity piezo-resistor of chip formula to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a chip type low intrinsic capacitance piezoresistor, includes piezoresistor and second casing, piezoresistor's the outside is provided with the second casing, the inboard sliding connection of second casing has first fixture block, the one end fixedly connected with fixed block of first fixture block, the inboard screwed connection of fixed block has the screw, the first casing of outside fixedly connected with of second casing, the inboard of first casing is provided with the pin piece, the outside of pin piece is rotated and is connected with the turning block, the inboard of pin piece and turning block is all rotated and is connected with the axis of rotation, the outside of axis of rotation is provided with the stopper, the inboard sliding connection of turning block has the second fixture block, the right-hand member fixedly connected with sliding block of second fixture block, the inboard of sliding block is provided with the connecting hole.
Preferably, the number of the fixed blocks is two, and the fixed blocks are connected with the second shell in a sliding mode through the first fixture blocks.
Preferably, the number of the rotating shafts is two, and the rotating shafts are symmetrical left and right about a vertical bisector of the piezoresistor.
Preferably, the inner side of the rotating block is provided with a sliding groove, the cross section of the left end of the sliding groove is the same as that of the left end of the second clamping block, and the cross section of the right end of the sliding groove is the same as that of the right end of the second clamping block.
Preferably, the turning block has an i-shaped cross section.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, through stopper, second fixture block and the axis of rotation that sets up, can conveniently change the installation distance and the position of connecting hole, the position of rotation change connecting hole through the turning block is used in the cooperation of stopper and axis of rotation, and the change of connecting hole distance is realized in the slip of second fixture block, realizes piezo-resistor's convenient installation, does not confine the restriction to installation space, increases the practicality of device.
2. The utility model discloses in, through first fixture block, fixed block and the screw that sets up, can reliably fix piezo-resistor, the change in fixed block installation position is guaranteed to first fixture block, does not confine installation space's restriction to, and the reliable fixed of guaranteeing piezo-resistor is used in the cooperation of fixed block and screw, improves the reliability of circuit intercommunication, increases the practicality of device.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the mounting structure of the second clamping block of the present invention.
In the figure: 1-fixed block, 2-screw, 3-first block, 4-first shell, 5-rotating shaft, 6-sliding block, 7-piezoresistor, 8-second shell, 9-pin block, 10-limiting block, 11-rotating block, 12-connecting hole and 13-second block.
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. 1-2, the present invention provides a technical solution:
the utility model provides a chip type low inherent capacitance piezoresistor, including piezoresistor 7 and second casing 8, piezoresistor 7's the outside is provided with second casing 8, the inboard sliding connection of second casing 8 has first fixture block 3, the one end fixedly connected with fixed block 1 of first fixture block 3, the inboard screwed connection of fixed block 1 has screw 2, the first casing 4 of outside fixedly connected with of second casing 8, the inboard of first casing 4 is provided with pin piece 9, the outside of pin piece 9 is rotated and is connected with turning block 11, the inboard of pin piece 9 and turning block 11 is all rotated and is connected with axis of rotation 5, the outside of axis of rotation 5 is provided with stopper 10, the inboard sliding connection of turning block 11 has second fixture block 13, the right-hand member fixedly connected with sliding block 6 of second fixture block 13, the inboard of sliding block 6 is provided with connecting hole 12.
The number of the fixed blocks 1 is two, and the fixed blocks are connected with the second shell 8 in a sliding mode through the first fixture blocks 3, so that the piezoresistor 7 is reliably fixed in the using process, and limitation of installation space is avoided; the number of the rotating shafts 5 is two, and the rotating shafts are symmetrical left and right about a vertical bisector of the piezoresistor 7, so that the position of the connecting hole 12 is changed in the using process, and the limitation of the connecting hole to an installation space is avoided; the inner side of the rotating block 11 is provided with a sliding groove, the left end of the sliding groove is the same as the cross section of the left end of the second fixture block 13, the right end of the sliding groove is the same as the cross section of the right end of the second fixture block 13, the position of the connecting hole 12 is changed in the using process, and the limitation of the connecting hole to an installation space is avoided; the cross section of the rotating block 11 is of an I shape, and the good connection of the piezoresistor 7 in a circuit is realized by increasing the joint area of the rotating block 11 and the sliding block 6 in the using process.
The working process is as follows: the utility model discloses the device needs connecting circuit's position adjustment connecting hole 12 and pin piece 9's distance and connecting hole 12's position according to connecting hole 12, if need increase the distance, outwards stimulate sliding block 6, second fixture block 13 slides in turning block 11 inboardly, if need reduce the distance, inwards promote sliding block 6, if need adjust connecting hole 12's position after mediating the distance is suitable, make turning block 11 rotate, thereby axis of rotation 5 drives stopper 10 and rotates, after adjusting the position of connecting hole 12, with connecting hole 12 access circuit, 1 to suitable position of fixed block in the 8 outsides of slip second casing, fix piezo-resistor 7 through screw 2.
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 (5)
1. A chip-type low intrinsic capacitance varistor comprising a varistor (7) and a second housing (8), characterized in that: a second shell (8) is arranged on the outer side of the piezoresistor (7), a first clamping block (3) is connected to the inner side of the second shell (8) in a sliding manner, a fixed block (1) is fixedly connected to one end of the first clamping block (3), a screw (2) is spirally connected to the inner side of the fixed block (1), a first shell (4) is fixedly connected to the outer side of the second shell (8), a pin block (9) is arranged on the inner side of the first shell (4), a rotating block (11) is rotatably connected to the outer side of the pin block (9), rotating shafts (5) are rotatably connected to the inner sides of the pin block (9) and the rotating block (11), a limiting block (10) is arranged on the outer side of the rotating shaft (5), a second clamping block (13) is connected to the inner side of the rotating block (11) in a sliding manner, and a sliding block (6) is fixedly connected to the right, and a connecting hole (12) is formed in the inner side of the sliding block (6).
2. The chip low intrinsic capacitance varistor as recited in claim 1, wherein: the number of fixed block (1) has two, and all through first fixture block (3) and second casing (8) sliding connection.
3. The chip low intrinsic capacitance varistor as recited in claim 1, wherein: the number of the rotating shafts (5) is two, and the rotating shafts are symmetrical left and right about a vertical bisector of the piezoresistor (7).
4. The chip low intrinsic capacitance varistor as recited in claim 1, wherein: the inner side of the rotating block (11) is provided with a sliding groove, the left end of the sliding groove is the same as the cross section of the left end of the second clamping block (13), and the right end of the sliding groove is the same as the cross section of the right end of the second clamping block (13).
5. The chip low intrinsic capacitance varistor as recited in claim 1, wherein: the cross section of the turning block (11) is an I-shaped body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021568959.2U CN212934284U (en) | 2020-08-04 | 2020-08-04 | Chip type low inherent capacitance piezoresistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021568959.2U CN212934284U (en) | 2020-08-04 | 2020-08-04 | Chip type low inherent capacitance piezoresistor |
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| Publication Number | Publication Date |
|---|---|
| CN212934284U true CN212934284U (en) | 2021-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021568959.2U Active CN212934284U (en) | 2020-08-04 | 2020-08-04 | Chip type low inherent capacitance piezoresistor |
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| CN (1) | CN212934284U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114524670A (en) * | 2022-03-15 | 2022-05-24 | 福建省乔光电子科技有限公司 | Ceramic resistor formula and processing technology and equipment |
-
2020
- 2020-08-04 CN CN202021568959.2U patent/CN212934284U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114524670A (en) * | 2022-03-15 | 2022-05-24 | 福建省乔光电子科技有限公司 | Ceramic resistor formula and processing technology and equipment |
| CN114524670B (en) * | 2022-03-15 | 2023-05-16 | 福建省乔光电子科技有限公司 | Ceramic resistor formula and processing technology and equipment |
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