CN215866985U - Detection apparatus for voltage self-zeroing circuit - Google Patents

Detection apparatus for voltage self-zeroing circuit Download PDF

Info

Publication number
CN215866985U
CN215866985U CN202121754638.6U CN202121754638U CN215866985U CN 215866985 U CN215866985 U CN 215866985U CN 202121754638 U CN202121754638 U CN 202121754638U CN 215866985 U CN215866985 U CN 215866985U
Authority
CN
China
Prior art keywords
fixedly arranged
main body
detector
fixing
piece
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202121754638.6U
Other languages
Chinese (zh)
Inventor
罗松枝
胡小明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Manwang Semiconductor Technology Co.,Ltd.
Original Assignee
Changzhou Manwang Semiconductor Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Changzhou Manwang Semiconductor Technology Co ltd filed Critical Changzhou Manwang Semiconductor Technology Co ltd
Priority to CN202121754638.6U priority Critical patent/CN215866985U/en
Application granted granted Critical
Publication of CN215866985U publication Critical patent/CN215866985U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Measuring Leads Or Probes (AREA)

Abstract

The utility model provides a detection device of a voltage self-zeroing circuit, which comprises a detector main body; a battery jar is arranged inside the rear side of the detector main body; a detector cover body is fixedly arranged on the front side of the detector main body, and a supporting mechanism is fixedly arranged on the rear side of the detector main body; the detector cover body is characterized in that a detection mechanism is fixedly arranged inside the bottom side of the detector cover body, and an auxiliary device is fixedly arranged on the front side of the detector cover body; two groups of fixing devices are fixedly arranged on the outer side of the bottom of the detector cover body; the sliding part, the spring part and the circular holes on the two sides of the limiting plate are arranged, so that the effect of fixing the supporting frame on the outer side of the limiting plate at multiple positions is realized, the effect of avoiding holding the detection device by hand during detection is achieved, and the accuracy of a detection result is improved; through being provided with first open-top ring structure and slide cartridge and spring part of detection, realized light convenient will detect the first fixed and circuit on the effect, be favorable to improving the testing result precision.

Description

Detection apparatus for voltage self-zeroing circuit
Technical Field
The utility model belongs to the technical field of zero setting circuit detection, and particularly relates to a detection device of a voltage self-zero setting circuit.
Background
The auto-zero is a dynamic technology for counteracting offset voltage and offset voltage drift, and a zero setting amplifier and a main amplifier are structurally arranged, so that the offset voltage error of the amplifier can be continuously self-corrected; the zero setting amplifier continuously eliminates self offset voltage and then applies a correction signal to the main amplifier, and the continuous correction can ensure extremely low offset voltage which is much lower than that of the traditional operational amplifier, realize more excellent inhibition capability than that of the traditional amplifier and reduce temperature drift and time drift.
Based on the above, the detection device of current self-zeroing circuit mostly needs handheld detection device when detecting, and detection device appears rocking when leading to detecting, makes the testing result accuracy descend, and current detection device can not be with the fine fixed of detection line, leads to the detection line to appear not hard up phenomenon because of long-time plug, has reduced detection device's practicality.
Therefore, in view of the above, research and improvement are made on the conventional structure and defects, and a detection device of a voltage self-zeroing circuit is provided to achieve the purpose of higher practical value.
SUMMERY OF THE UTILITY MODEL
In order to solve the above technical problems, the present invention provides a detection device for a voltage self-zeroing circuit, so as to solve the problems that the detection device of the existing self-zeroing circuit proposed in the background art mostly needs to be held by a hand during detection, so that the detection device shakes during detection, the accuracy of a detection result is reduced, the detection line cannot be fixed well by the existing detection device, the detection line becomes loose due to long-time plugging, and the practicability of the detection device is reduced.
The utility model relates to a detection device of a voltage self-zeroing circuit, which is realized by the following specific technical means:
a detection device of a voltage self-zeroing circuit comprises a detector main body;
the detector main body is of a square structure, and a battery jar is arranged inside the rear side of the detector main body; a detector cover body is fixedly arranged on the front side of the detector main body, and a supporting mechanism is fixedly arranged on the rear side of the detector main body;
the detector cover body is fixedly provided with a detection mechanism inside the bottom side, and an auxiliary device is fixedly arranged on the front side of the detector cover body; two groups of fixing devices are fixedly arranged on the outer side of the bottom of the detector cover body.
Further, the detector body includes:
the limiting plate is rotatably arranged at the bottom of the rear side of the detector main body;
the limiting piece is fixedly arranged at the top of the limiting piece, and the main body of the limiting piece is of a square structure; round holes are formed in two sides of the limiting part, and through holes in the limiting part are formed in a path array.
Further, the detector cover includes:
the fixing cover is fixedly arranged on the front side of the detector main body; three groups of through holes are formed at the bottom of the fixed cover;
the display screen is fixedly arranged inside the front side of the fixed cover;
the knob is rotatably arranged inside the fixed cover;
the dial main body is of a circular structure, and the dial is fixedly arranged on the front side of the fixed cover; the dial is located outside the knob.
Further, the detection mechanism includes:
the fixed cylinders are fixedly arranged on the inner side of the through hole at the bottom of the fixed cover, and the number of the fixed cylinders is two;
the connector is fixedly arranged inside the fixed cylinder and completely penetrates through the fixed cover;
the connecting wire is fixedly arranged at the front end of the connector and is positioned on the inner side of the fixed cylinder;
the connecting cylinder is fixedly arranged on the outer side of the top of the connecting line;
the detection head is fixedly arranged at the top end of the connecting wire and is positioned at the inner side of the connecting cylinder; the top end of the detection head is provided with an open ring structure;
the sliding cylinder is arranged outside the detection head in a sliding mode, and the top of the sliding cylinder is of a conical structure; a spring element is arranged between the bottom of the sliding cylinder and the top of the connecting cylinder.
Further, the auxiliary device includes:
the auxiliary blocks are fixedly arranged on the front side of the fixed cover, and the number of the auxiliary blocks is four;
the auxiliary piece is fixedly arranged on the front side of the auxiliary block, and the main body of the auxiliary piece is of an open circular structure; the auxiliary member main body is made of elastic soft material, and the inner side of the auxiliary member is attached to the outer side of the connecting cylinder.
Further, the fixing device includes:
the fixing block is fixedly arranged on the front side of the bottom of the fixing cover, and the main body of the fixing block is of an arc-shaped structure;
the connecting rods are arranged inside two sides of the fixing block in a sliding mode, and spring parts are arranged between the bottom ends of the connecting rods and the bottom sides of the fixing block;
the fixing piece is fixedly arranged at the top end of the connecting rod, and the fixing piece main body is of an arc-shaped structure; the fixing piece is attached to the inner side of the fixing block and the outer side of the fixing barrel.
Further, the support mechanism includes:
the support frame is rotatably arranged on the rear side of the top of the detector main body, and the support frame main body is of a square structure; the bottom of the support frame is provided with a square groove, and the inner side of the square groove at the bottom of the support frame is attached to the outer side of the limiting part;
the sliding part is arranged in the square groove at the bottom side of the support frame in a sliding manner, and a spring part is arranged between the rear end of the sliding part and the inside of the support frame; the front end of the sliding part is arranged at the inner side of the round hole in the limiting part in a sliding manner.
Compared with the prior art, the utility model has the following beneficial effects:
the sliding part, the spring part and the circular holes on the two sides of the limiting plate are arranged, so that the effect of fixing the supporting frame on the outer side of the limiting plate at multiple positions is realized, the effect of avoiding holding the detection device by hand during detection is achieved, and the accuracy of a detection result is improved; through being provided with first open-top ring structure and slide cartridge and spring part of detection, realized light convenient will detect the first fixed with the circuit on the effect, compare current zero set circuit detection device and can more effectual realization avoid detection device the effect that rocks appear when detecting, be favorable to improving the testing result precision.
By arranging the fixing block, the connecting rod and the fixing piece, the effect of easily and conveniently fixing the fixing cylinder is realized, and the effect of avoiding the loosening phenomenon of the detection line due to long-time plugging is achieved; through being provided with auxiliary block and auxiliary member, realized light convenient to detect the first fixed effect of supporting, played the effectual effect of accomodating of detecting the head, avoided detecting the head and received the damage of certain degree because of external factor, compare current zero setting circuit detection device and can effectually realize carrying out the effect fixed to the detection line, strengthened detection device's practicality.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a rear view structural diagram of the present invention.
Fig. 3 is a schematic view of the structure of the fixing cover of the present invention.
FIG. 4 is a schematic structural diagram of the detecting device of the present invention.
Fig. 5 is an enlarged view of part a of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a detector body; 101. a limiting plate; 102. a limiting member;
2. a detector cover; 201. a fixed cover; 202. a display screen; 203. a knob; 204. a dial scale;
3. a detection mechanism; 301. a fixed cylinder; 302. a connector; 303. a connecting wire; 304. a connecting cylinder; 305. a detection head; 306. a slide cylinder;
4. an auxiliary device; 401. an auxiliary block; 402. an auxiliary member;
5. a fixing device; 501. a fixed block; 502. a connecting rod; 503. a fixing member;
6. a support mechanism; 601. a support frame; 602. a slider.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 5:
the utility model provides a detection device of a voltage self-zeroing circuit, which comprises a detector main body 1; the detector main body 1 includes: the detector comprises a limiting plate 101 and a limiting piece 102, wherein the limiting plate 101 is rotatably arranged at the bottom of the rear side of the detector body 1; the limiting piece 102 is fixedly arranged at the top of the limiting piece 101, and the main body of the limiting piece 102 is of a square structure; round holes are formed in the two sides of the limiting piece 102, and through holes in the limiting piece 102 are formed in a path array; the concrete functions are as follows: by arranging the limiting plate 101 and the circular holes in the two sides of the limiting piece 102, the effect of fixing the supporting frame 601 at multiple angles is realized, so that the detection device is effectively fixed during detection, and the detection result can be read conveniently; the main body of the detector main body 1 is of a square structure, and a battery jar is arranged inside the rear side of the detector main body 1; the front side of the detector main body 1 is fixedly provided with a detector cover body 2, and the rear side of the detector main body 1 is fixedly provided with a supporting mechanism 6; the detector cover 2 includes: the detector comprises a fixed cover 201, a display screen 202, a knob 203 and a dial 204, wherein the main body of the fixed cover 201 is of a square structure, and the fixed cover 201 is fixedly arranged on the front side of the detector main body 1; three groups of through holes are formed in the bottom of the fixing cover 201; the display screen 202 is fixedly arranged inside the front side of the fixed cover 201; the knob 203 is rotatably arranged inside the fixed cover 201; the dial 204 main body is set to be a circular ring structure, and the dial 204 is fixedly arranged on the front side of the fixed cover 201; the dial 204 is located outside the knob 203; a detection mechanism 3 is fixedly arranged inside the bottom side of the detector cover body 2, and an auxiliary device 4 is fixedly arranged on the front side of the detector cover body 2; the detection mechanism 3 includes: the fixing device comprises fixing cylinders 301, a connector 302, a connecting wire 303 and connecting cylinders 304, wherein the fixing cylinders 301 are fixedly arranged at the inner sides of through holes at the bottom of the fixing cover 201, and the number of the fixing cylinders 301 is two; the connector 302 is fixedly arranged inside the fixed cylinder 301, and the connector 302 completely penetrates through the fixed cover 201; the connecting wire 303 is fixedly arranged at the front end of the connector 302, and the connecting wire 303 is positioned inside the fixed cylinder 301; the connecting cylinder 304 is fixedly arranged on the outer side of the top of the connecting line 303; two sets of fixing devices 5 are fixedly arranged on the outer side of the bottom of the detector cover body 2.
As shown in fig. 4, the detection mechanism 3 further includes: a detection head 305 and a sliding barrel 306, wherein the detection head 305 is fixedly arranged at the top end of the connecting line 303, and the detection head 305 is positioned at the inner side of the connecting barrel 304; the top end of the detection head 305 is arranged to be an open circular ring structure; the sliding cylinder 306 is arranged outside the detection head 305 in a sliding manner, and the top of the sliding cylinder 306 is arranged to be a conical structure; a spring element is arranged between the bottom of the sliding barrel 306 and the top of the connecting barrel 304; the concrete functions are as follows: through being provided with and detecting first 305 open-top ring structure and slide cartridge 306 and spring part, realized easily convenient will detect first 305 fixed with the circuit on the effect.
As shown in fig. 3, the assisting apparatus 4 includes: auxiliary blocks 401 and auxiliary pieces 402, wherein the auxiliary blocks 401 are fixedly arranged on the front side of the fixed cover 201, and the number of the auxiliary blocks 401 is four; the auxiliary piece 402 is fixedly arranged on the front side of the auxiliary block 401, and the main body of the auxiliary piece 402 is of an open circular ring structure; the main body of the auxiliary 402 is made of elastic soft material, and the inner side of the auxiliary 402 is attached to the outer side of the connecting cylinder 304; the concrete functions are as follows: through being provided with auxiliary block 401 and auxiliary part 402, realized light convenient to detect that head 305 supports fixed effect, played the effectual effect of accomodating of detecting head 305, avoided detecting head 305 and receive the damage of certain degree because of external factors.
As shown in fig. 5, the fixing device 5 includes: the fixing block 501 is fixedly arranged on the front side of the bottom of the fixing cover 201, and the main body of the fixing block 501 is of an arc-shaped structure; the connecting rod 502 is arranged inside two sides of the fixing block 501 in a sliding mode, and a spring part is arranged between the bottom end of the connecting rod 502 and the bottom side of the fixing block 501; the fixing part 503 is fixedly arranged at the top end of the connecting rod 502, and the main body of the fixing part 503 is arranged in an arc-shaped structure; the fixing piece 503 is attached to the inner side of the fixing block 501 and the outer side of the fixing cylinder 301; the concrete functions are as follows: through being provided with fixed block 501 and connecting rod 502 and mounting 503, realized easily convenient effect of fixing a fixed section of thick bamboo 301, played the effect of avoiding the detection line to appear not hard up phenomenon because of long-time plug.
As shown in fig. 2, the support mechanism 6 includes: the detector comprises a support frame 601 and a sliding piece 602, wherein the support frame 601 is rotatably arranged on the rear side of the top of the detector main body 1, and the main body of the support frame 601 is of a square structure; a square groove is formed in the bottom of the supporting frame 601, and the inner side of the square groove in the bottom of the supporting frame 601 is attached to the outer side of the limiting piece 102; the sliding part 602 is arranged in the square groove at the bottom side of the supporting frame 601 in a sliding manner, and a spring part is arranged between the rear end of the sliding part 602 and the inside of the supporting frame 601; the front end of the sliding member 602 is slidably disposed inside the circular hole inside the limiting member 102; the concrete functions are as follows: through being provided with slider 602 and spring part and the round hole in locating part 102 both sides, realized the effect that the support frame 601 was fixed in the locating part 102 outside of multiposition, played and avoided handheld detection device's effect when examining, made the testing result precision obtain improving.
In another embodiment, as shown in fig. 5, an elastic rubber member is disposed between the bottom end of the connecting rod 502 and the bottom side of the fixing block 501, and under the action of the elastic rubber member, the connecting rod 502 drives the fixing member 503 to slide downward, so as to effectively fix the fixing cylinder 301, thereby preventing the detection line from loosening due to long-time plugging.
The specific use mode and function of the embodiment are as follows:
in the utility model, when the detector is used, the support frame 601 and the limiting plate 101 are rotated, the spring piece drives the sliding piece 602 to slide into the inner sides of the round holes at two sides of the limiting piece 102, so that the support frame 601 and the limiting plate 101 form a triangular structure to support and fix the detector main body 1; by arranging the sliding part 602, the spring part and the round holes at two sides of the limiting part 102, the effect of fixing the supporting frame 601 at the outer side of the limiting part 102 at multiple positions is realized, the effect of avoiding holding the detection device by hand during detection is achieved, and the accuracy of the detection result is improved; the connector 302 and the fixed cylinder 301 are inserted into the inner side of a through hole at the bottom of the fixed cover 201 and connected with the inside of the detection device, the spring element drives the fixing piece 503 to slide downwards through the connecting rod 502, so that the fixing piece 503 and the inner side of the fixing piece 501 are attached to the outer side of the fixed cylinder 301, the fixed cylinder 301 is effectively fixed, the fixing piece 501, the connecting rod 502 and the fixing piece 503 are arranged, the effect of easily and conveniently fixing the fixed cylinder 301 is realized, and the effect of avoiding the loosening phenomenon of the detection line due to long-time plugging is achieved; rotating a knob 203 according to the circuit voltage to adjust the internal voltage of the detection device; the detection head 305 is placed on a circuit, and the sliding barrel 306 slides forwards through the spring part, so that the detection head 305 is effectively fixed on the circuit; the ring structure with the opening at the top of the detection head 305, the sliding cylinder 306 and the spring part are arranged, so that the effect of easily and conveniently fixing the detection head 305 on a circuit is realized; reading the detected value through the display screen 202; when the detection is finished, the connecting cylinder 304 is pressed into the auxiliary piece 402 to fix the connecting cylinder 304; by arranging the auxiliary block 401 and the auxiliary piece 402, the effect of easily and conveniently supporting and fixing the detection head 305 is realized, the effect of effectively accommodating the detection head 305 is achieved, and the detection head 305 is prevented from being damaged to a certain extent due to external factors; the practicality of the detection device is enhanced.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (7)

1. A detection device of a voltage self-zeroing circuit is characterized by comprising: a detector body (1);
the detector main body (1) is of a square structure, and a battery jar is arranged inside the rear side of the detector main body (1); a detector cover body (2) is fixedly arranged on the front side of the detector main body (1), and a supporting mechanism (6) is fixedly arranged on the rear side of the detector main body (1);
the detector cover body (2), a detection mechanism (3) is fixedly arranged inside the bottom side of the detector cover body (2), and an auxiliary device (4) is fixedly arranged on the front side of the detector cover body (2); two groups of fixing devices (5) are fixedly arranged on the outer side of the bottom of the detector cover body (2).
2. The apparatus for detecting a voltage self-zeroing circuit as claimed in claim 1, wherein: the detector body (1) comprises:
the limiting plate (101), the limiting plate (101) is rotatably arranged at the bottom of the rear side of the detector main body (1);
the limiting piece (102), the limiting piece (102) is fixedly arranged at the top of the limiting piece (101), and the main body of the limiting piece (102) is of a square structure; round holes are formed in the two sides of the limiting piece (102), and through holes in the limiting piece (102) are formed in a path array mode.
3. The apparatus for detecting a voltage self-zeroing circuit as claimed in claim 1, wherein: the detector cover (2) comprises:
the main body of the fixed cover (201) is of a square structure, and the fixed cover (201) is fixedly arranged on the front side of the detector main body (1); three groups of through holes are formed in the bottom of the fixed cover (201);
the display screen (202), the display screen (202) is fixedly arranged in the front side of the fixed cover (201);
the knob (203), the knob (203) is rotatably arranged in the fixed cover (201);
the dial (204), the dial (204) body sets up as the circular structure, and the dial (204) is fixed to fix the front side of the cover (201); the dial (204) is located outside the knob (203).
4. The apparatus for detecting a voltage self-zeroing circuit as claimed in claim 1, wherein: the detection mechanism (3) includes:
the fixing cylinders (301) are fixedly arranged on the inner side of the through hole at the bottom of the fixing cover (201), and the number of the fixing cylinders (301) is two;
the connector (302), the connector (302) is fixedly arranged inside the fixed cylinder (301), and the connector (302) completely penetrates through the fixed cover (201);
the connecting wire (303), the connecting wire (303) is fixedly arranged at the front end of the connector (302), and the connecting wire (303) is positioned at the inner side of the fixed cylinder (301);
the connecting cylinder (304), the connecting cylinder (304) is fixedly arranged on the outer side of the top of the connecting line (303);
the detection head (305), the detection head (305) is fixedly arranged at the top end of the connecting line (303), and the detection head (305) is positioned at the inner side of the connecting cylinder (304); the top end of the detection head (305) is arranged to be an open circular ring structure;
the sliding cylinder (306), the sliding cylinder (306) is arranged outside the detection head (305) in a sliding mode, and the top of the sliding cylinder (306) is of a conical structure; a spring element is arranged between the bottom of the sliding cylinder (306) and the top of the connecting cylinder (304).
5. The apparatus for detecting a voltage self-zeroing circuit as claimed in claim 1, wherein: the auxiliary device (4) comprises:
the auxiliary blocks (401) are fixedly arranged on the front side of the fixed cover (201), and the number of the auxiliary blocks (401) is four;
the auxiliary piece (402), the auxiliary piece (402) is fixedly arranged on the front side of the auxiliary block (401), and the main body of the auxiliary piece (402) is of an open circular structure; the material of the main body of the auxiliary piece (402) is elastic soft material, and the inner side of the auxiliary piece (402) is jointed with the outer side of the connecting cylinder (304).
6. The apparatus for detecting a voltage self-zeroing circuit as claimed in claim 1, wherein: the fixing device (5) comprises:
the fixing block (501), the fixing block (501) is fixedly arranged on the front side of the bottom of the fixing cover (201), and the main body of the fixing block (501) is of an arc-shaped structure;
the connecting rod (502) is arranged inside two sides of the fixing block (501) in a sliding mode, and a spring part is arranged between the bottom end of the connecting rod (502) and the bottom side of the fixing block (501);
the fixing piece (503) is fixedly arranged at the top end of the connecting rod (502), and the main body of the fixing piece (503) is of an arc-shaped structure; the fixing piece (503) is jointed with the inner side of the fixing block (501) and the outer side of the fixing cylinder (301).
7. The apparatus for detecting a voltage self-zeroing circuit as claimed in claim 1, wherein: the support mechanism (6) includes:
the supporting frame (601), the supporting frame (601) is rotatably arranged on the rear side of the top of the detector main body (1), and the supporting frame (601) main body is of a square structure; a square groove is formed in the bottom of the supporting frame (601), and the inner side of the square groove in the bottom of the supporting frame (601) is attached to the outer side of the limiting piece (102);
the sliding part (602), the sliding part (602) is arranged in the square groove at the bottom side of the support frame (601) in a sliding manner, and a spring part is arranged between the rear end of the sliding part (602) and the inside of the support frame (601); the front end of the sliding part (602) is arranged inside the inner round hole of the limiting part (102) in a sliding manner.
CN202121754638.6U 2021-07-30 2021-07-30 Detection apparatus for voltage self-zeroing circuit Active CN215866985U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121754638.6U CN215866985U (en) 2021-07-30 2021-07-30 Detection apparatus for voltage self-zeroing circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121754638.6U CN215866985U (en) 2021-07-30 2021-07-30 Detection apparatus for voltage self-zeroing circuit

Publications (1)

Publication Number Publication Date
CN215866985U true CN215866985U (en) 2022-02-18

Family

ID=80328666

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121754638.6U Active CN215866985U (en) 2021-07-30 2021-07-30 Detection apparatus for voltage self-zeroing circuit

Country Status (1)

Country Link
CN (1) CN215866985U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116628470A (en) * 2023-04-11 2023-08-22 常州满旺半导体科技有限公司 Voltage source data real-time supervision system and method based on artificial intelligence

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116628470A (en) * 2023-04-11 2023-08-22 常州满旺半导体科技有限公司 Voltage source data real-time supervision system and method based on artificial intelligence
CN116628470B (en) * 2023-04-11 2023-11-10 常州满旺半导体科技有限公司 Voltage source data real-time supervision system and method based on artificial intelligence

Similar Documents

Publication Publication Date Title
CN215866985U (en) Detection apparatus for voltage self-zeroing circuit
TWI640906B (en) Active pen with tip pressure sensor
TWI640905B (en) Active pen with tip pressure sensor
CN205898728U (en) Corrupt detection device
CN211979109U (en) Junction capacitance testing device for power semiconductor device
CN212931408U (en) A gradiometer for road survey and drawing
CN212514574U (en) Truffle base soil pH value testing arrangement
CN212393011U (en) Portable 5G mobile communication signal all-round test equipment
CN207689420U (en) A kind of high accuracy positioning precompressed mechanism and blood gas analyzer
CN112525059A (en) Inner diameter measuring device for tubular anastomat
CN209107364U (en) A kind of blood glucose meter
CN219245635U (en) Electric leakage test pencil for low-voltage circuit
CN210604378U (en) Hardened film light transmittance test system
CN211205128U (en) Production sampling inspection device for linear inductors
CN215373854U (en) Crack width gauge
CN219474629U (en) Engineering design measuring apparatu
CN112698098B (en) Device for measuring coiled tape wrapped resistor
CN220322417U (en) Magnetic gauge stand that facilitates use
CN216248144U (en) Interference eliminator for DC resistance measurement
CN218481513U (en) Soil humidity detection instrument
CN215677135U (en) Multifunctional tobacco sample detection table
CN221667977U (en) Convenient storage battery internal resistance detector for detection of storage battery
CN220153619U (en) Handheld sensor check out test set
CN218764998U (en) Pressure vessel bulge deformation size measuring instrument
CN217586042U (en) Folding ultraviolet intensity monitor

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CP03 Change of name, title or address

Address after: 213017 No.11, Qingyang North Road, Tianning District, Changzhou City, Jiangsu Province

Patentee after: Jiangsu Manwang Semiconductor Technology Co.,Ltd.

Country or region after: China

Address before: 213017 No.11, Qingyang North Road, Tianning District, Changzhou City, Jiangsu Province

Patentee before: Changzhou manwang Semiconductor Technology Co.,Ltd.

Country or region before: China

CP03 Change of name, title or address