CN208818357U - A kind of cable intermediate joint temperature sampler - Google Patents
A kind of cable intermediate joint temperature sampler Download PDFInfo
- Publication number
- CN208818357U CN208818357U CN201821747644.7U CN201821747644U CN208818357U CN 208818357 U CN208818357 U CN 208818357U CN 201821747644 U CN201821747644 U CN 201821747644U CN 208818357 U CN208818357 U CN 208818357U
- Authority
- CN
- China
- Prior art keywords
- groove
- offered
- sliding
- push
- electric machine
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of cable intermediate joint temperature samplers, including collector ontology, the side of the collector ontology is connected with one end of conducting wire, the other end of conducting wire is connected with detection bar, the first groove is offered at the top of detection bar, support rod is movably installed in first groove, push-rod electric machine is fixedly installed in the bottom interior wall of first groove, the output shaft of push-rod electric machine is fixedly connected with the bottom of support rod, fixed block is fixedly installed at the top of support rod, the second groove is offered at the top of fixed block, first sliding groove is offered in the bottom interior wall of second groove, turn trough is offered on the two sides inner wall of second groove, screw rod is rotatably equipped in two turn troughs, the first sliding block is slidably fitted in two first sliding grooves.The utility model structure is simple, easy to operate, quickly can carry out temperature acquisition to cable connector, facilitate the work of staff, reduce the work risk of staff.
Description
Technical field
The utility model relates to temperature acquisition technical field more particularly to a kind of cable intermediate joint temperature samplers.
Background technique
At present in the power system, cable connection is commonly available application, however following, latent caused by cable operation
It is endangering, especially in the case where temperature of cable junction is excessively high, caused cable insulation destruction, even a system such as electric cable explosion
Column accident is just come especially heavy to the monitoring of temperature of cable junction, and existing temperature of cable junction collector includes: detection cable
The temperature of transition joint, and export the temperature sensor for detecting temperature signal generated；It is connected with the temperature sensor, connects
Receive the temperature signal of the temperature sensor output, the processing equipment handled the temperature signal；It is set with the processing
It is standby to be connected, alternating current is incuded from high voltage bus or route, for the induction energy fetching power supply of processing equipment power supply；With the place
It manages equipment to be connected, processing result of the processing equipment to the temperature signal is transmitted to the radio communication mold of master system
Block, but during to cable connector temperature acquisition, due to the difference in geographical location and height, brought to staff
Many inconvenient, staff's cable connector bad for position, staff usually requires to carry support frame to be supported,
Staff is helped to detect, but this detection mode is inconvenient, and is easy to bring danger to staff, we mention thus
A kind of cable intermediate joint temperature sampler out is solved the above problems with this.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and in a kind of cable proposed indirectly
Head temperature sampler.
To achieve the goals above, the utility model adopts the technical scheme that
The side of a kind of cable intermediate joint temperature sampler, including collector ontology, the collector ontology is connected with
One end of conducting wire, the other end of conducting wire are connected with detection bar, and the first groove, activity in the first groove are offered at the top of detection bar
Support rod is installed, push-rod electric machine, the output shaft and support rod of push-rod electric machine are fixedly installed in the bottom interior wall of the first groove
Bottom be fixedly connected, fixed block is fixedly installed at the top of support rod, the second groove is offered at the top of fixed block, second is recessed
First sliding groove is offered in the bottom interior wall of slot, and turn trough is offered on the two sides inner wall of the second groove, is turned in two turn troughs
It is dynamic that screw rod is installed, it is slidably fitted with the first sliding block in two first sliding grooves, offers threaded hole on two the first sliding blocks,
Two screw rods are threadedly coupled with two threaded holes respectively, and two screw flights are oppositely oriented, and two screw rods are close to each other
One end is welded with the same rotation axis, offers motor slot in the bottom interior wall of second groove, in the bottom of motor slot
Stepper motor is fixedly installed on wall, fixing sleeve is connected to the first tapered gear on the output shaft of stepper motor, the rotation axis
Outside fixing sleeve is connected to the second tapered gear, and the first tapered gear is engaged with the second tapered gear, the top of two the first sliding blocks
Portion is fixedly installed with temperature detection plate.
Preferably, second sliding slot is offered on the two sides inner wall of first groove, is slided in two second sliding slots
Second sliding block is installed, two the second sliding blocks side close to each other is welded with the side of corresponding support rod.
Preferably, it is fixedly installed with slide bar on the two sides inner wall of the first sliding groove, offers slide opening on the first sliding block,
Slide bar is connected with the side walls of corresponding slide opening.
Preferably, the bottom of first sliding block offers multiple embedding grooves, and ball, ball are rotatably equipped in embedding groove
It is slidably connected with the bottom interior wall of corresponding first sliding groove.
Preferably, the first wiring hole is offered in the bottom interior wall of first groove, is opened in the bottom interior wall of motor slot
Equipped with the second wiring hole, through-hole is offered in detection bar, conducting wire passes through the first wiring hole and the second wiring hole and push rod electricity respectively
Machine and stepper motor are electrically connected, and the first controller and second controller, the first controller and push rod electricity are provided in detection bar
Machine is electrically connected, and second controller and stepper motor are electrically connected, and the bottom of detection bar is provided with handle.
Preferably, two temperature detection plate sides close to each other are provided with temperature sensor, temperature sensor with adopt
Storage ontology is electrically connected, and temperature detection plate is ellipsoidal structure.
Compared with prior art, the utility model has the beneficial effects that
By collector ontology, conducting wire, detection bar, the first groove, push-rod electric machine, support rod, fixed block, the second groove,
First sliding groove, the first sliding block, threaded hole, screw rod, rotation axis, motor slot, stepper motor, the first tapered gear, the second tapered teeth
The cooperation of wheel and temperature detection plate, in use, handle is held, by temperature detection if the detection angles to cable connector are inconvenient
Plate is directed at cable connector, opens push-rod electric machine by the first controller, push-rod electric machine pushes support rod mobile, and support rod pushes solid
It is mobile to determine block, fixed block pushes detection plate close to cable connector, until two detection plates are respectively positioned on the outside of cable connector, stops
Push-rod electric machine opens stepper motor by second controller, and stepper motor drives the rotation of the first angular wheel, the first angular wheel
The second angular wheel is driven to rotate, the second angular wheel drives rotation axis rotation, and rotation axis drives two screw rod rotations, due to two
A screw rod passes through two threaded holes respectively and is threadedly coupled with two the first sliding blocks, and two screw flights are oppositely oriented, and two
Screw rod drives two the first sliding blocks close to each other, and two the first sliding blocks drive corresponding ball to slide in first sliding groove respectively,
Two the first sliding blocks drive two detection plates close to each other respectively and clamp cable connector, stop stepper motor, due to two
Temperature sensor is provided in detection plate, the temperature that temperature sensor will test sends collector ontology to, after completing detection,
Stepper motor is reversely opened by second controller, makes two detection plates far from cable connector, stops stepper motor, by the
One controller reversely opens push-rod electric machine, and support rod is taken in the first groove, stops push-rod electric machine, completes operation, this is practical
New structure is simple, easy to operate, quickly can carry out temperature acquisition to cable connector, facilitate the work of staff, drop
The low work risk of staff.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of cable intermediate joint temperature sampler schematic view of the front view；
Fig. 2 be the utility model proposes a kind of cable intermediate joint temperature sampler part A structural schematic diagram；
Fig. 3 be the utility model proposes a kind of cable intermediate joint temperature sampler part B structural schematic diagram.
In figure: storage ontology 1, conducting wire 2, detection bar 3, the first groove 4, push-rod electric machine 5, support rod 6, fixed block 7, second
Groove 8, first sliding groove 9, the first sliding block 10, threaded hole 11, screw rod 12, rotation axis 13, motor slot 14, stepper motor 15, first
Tapered gear 16, the second tapered gear 17, temperature detection plate 18.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, a kind of cable intermediate joint temperature sampler, including collector ontology 1, the one of collector ontology 1
Side is connected with one end of conducting wire 2, and the other end of conducting wire 2 is connected with detection bar 3, and the top of detection bar 3 offers the first groove 4,
It is movably installed with support rod 6 in first groove 4, push-rod electric machine 5, push rod electricity are fixedly installed in the bottom interior wall of the first groove 4
The output shaft of the model KONFIA of machine 5, push-rod electric machine 5 are fixedly connected with the bottom of support rod 6, and the top of support rod 6 is fixed
Fixed block 7 is installed, the top of fixed block 7 offers the second groove 8, and it is sliding that first is offered in the bottom interior wall of the second groove 8
Slot 9 offers turn trough 19 on the two sides inner wall of second groove 8, is rotatably equipped with screw rod 12 in two turn troughs 19, and two
It is slidably fitted with the first sliding block 10 in one sliding slot 9, threaded hole 11 is offered on two the first sliding blocks 10, two screw rods 12 divide
It is not threadedly coupled with two threaded holes 11, and the thread rotary orientation of two screw rods 12 is on the contrary, two screw rods 12 one end close to each other
It is welded with the same rotation axis 13, motor slot 14, the bottom interior wall of motor slot 14 are offered in the bottom interior wall of the second groove 8
On be fixedly installed with stepper motor 15, the model 42BYGH4818 of stepper motor 15 is fixed on the output shaft of stepper motor 15
It is socketed with the first tapered gear 16, the outside fixing sleeve of rotation axis 13 is connected to the second tapered gear 17, and the first tapered gear 16
It is engaged with the second tapered gear 17, the top of two the first sliding blocks 10 is fixedly installed with temperature detection plate 18, passes through collector
Ontology 1, conducting wire 2, detection bar 3, the first groove 4, push-rod electric machine 5, support rod 6, fixed block 7, the second groove 8, first sliding groove 9,
First sliding block 10, threaded hole 11, screw rod 12, rotation axis 13, motor slot 14, stepper motor 15, the first tapered gear 16, second are bored
The cooperation of type gear 17 and temperature detection plate 18, in use, handle is held if the detection angles to cable connector are inconvenient, it will
Temperature detection plate 18 is directed at cable connector, opens push-rod electric machine 5 by the first controller, push-rod electric machine 5 pushes support rod 6 to move
Dynamic, support rod 6 pushes fixed block 7 mobile, and fixed block 7 pushes detection plate 18 close to cable connector, until two detection plates 18 are equal
Positioned at the outside of cable connector, stop push-rod electric machine 5, stepper motor 15 is opened by second controller, stepper motor 15 drives
The rotation of first angular wheel 16, the first angular wheel 16 drive the rotation of the second angular wheel 17, and the second angular wheel 17 is with turn
Moving axis 13 rotates, and rotation axis 13 drives two screw rods 12 to rotate, since two screw rods 12 pass through two threaded holes 11 and two respectively
A first sliding block 10 is threadedly coupled, and the thread rotary orientation of two screw rods 12 is on the contrary, two screw rods 12 drive two the first sliding blocks 10
Close to each other, two the first sliding blocks 10 drive corresponding ball to slide in first sliding groove 9 respectively, two the first sliding block 10 difference
It drives two detection plates 18 close to each other and clamps cable connector, stop stepper motor 15, due to equal in two detection plates 18
It is provided with temperature sensor, the temperature that temperature sensor will test sends collector ontology 1 to, after completing detection, passes through second
Controller reversely opens stepper motor 15, and two detection plates 18 is made far from cable connector, to stop stepper motor 15, pass through first
Controller reversely opens push-rod electric machine 5, and support rod 6 is taken in the first groove 4, stops push-rod electric machine 5, completes operation, this reality
It is simple with new structure, it is easy to operate, temperature acquisition quickly can be carried out to cable connector, facilitate the work of staff,
Reduce the work risk of staff.
In the utility model, second sliding slot is offered on the two sides inner wall of the first groove 4, is slided in two second sliding slots
Dynamic to be equipped with the second sliding block, two the second sliding blocks side close to each other is welded with the side of corresponding support rod 6, and first is sliding
It is fixedly installed with slide bar on the two sides inner wall of slot 9, slide opening, the side wall of slide bar and corresponding slide opening are offered on the first sliding block 10
Be slidably connected, the bottom of the first sliding block 10 offers multiple embedding grooves, be rotatably equipped with ball in embedding groove, ball with it is corresponding
The bottom interior wall of first sliding groove 9 is slidably connected, and the first wiring hole is offered in the bottom interior wall of the first groove 4, motor slot 14
The second wiring hole is offered in bottom interior wall, through-hole is offered in detection bar 3, and conducting wire 2 passes through the first wiring hole and second respectively
Wiring hole and push-rod electric machine 5 and stepper motor 15 are electrically connected, and are provided with the first controller and second controller in detection bar 3,
First controller and push-rod electric machine 5 are electrically connected, and second controller and stepper motor 15 are electrically connected, and the bottom of detection bar 3 is set
It is equipped with handle, two sides close to each other of temperature detection plate 18 are provided with temperature sensor, temperature sensor and collector
Ontology 1 is electrically connected, and temperature detection plate 18 is ellipsoidal structure, passes through collector ontology 1, conducting wire 2, detection bar 3, the first groove
4, push-rod electric machine 5, support rod 6, fixed block 7, the second groove 8, first sliding groove 9, the first sliding block 10, threaded hole 11, screw rod 12, turn
The cooperation of moving axis 13, motor slot 14, stepper motor 15, the first tapered gear 16, the second tapered gear 17 and temperature detection plate 18,
In use, holding handle if the detection angles to cable connector are inconvenient, temperature detection plate 18 is directed at cable connector, is passed through
First controller opens push-rod electric machine 5, and push-rod electric machine 5 pushes support rod 6 mobile, and support rod 6 pushes fixed block 7 mobile, fixed
Block 7 pushes detection plate 18 close to cable connector, until two detection plates 18 are respectively positioned on the outside of cable connector, stopping push-rod electric machine
5, stepper motor 15 is opened by second controller, stepper motor 15 drives the rotation of the first angular wheel 16, the first angular wheel
16 drive the rotation of the second angular wheel 17, and the second angular wheel 17 drives rotation axis 13 to rotate, and rotation axis 13 drives two screw rods
12 rotations, since two screw rods 12 are threadedly coupled by two threaded holes 11 with two the first sliding blocks 10 respectively, and two screw rods
On the contrary, two screw rods 12 drive two the first sliding blocks 10 close to each other, two the first sliding blocks 10 drive 12 thread rotary orientation respectively
Corresponding ball slides in first sliding groove 9, and two the first sliding blocks 10 drive two detection plates 18 close to each other respectively and will be electric
Cable joint clamping, stops stepper motor 15, and due to being provided with temperature sensor in two detection plates 18, temperature sensor will be examined
The temperature of survey sends collector ontology 1 to, after completing detection, stepper motor 15 is reversely opened by second controller, makes two
Detection plate 18 far from cable connector, stops stepper motor 15, reversely opens push-rod electric machine 5 by the first controller, will support
Bar 6 is taken in the first groove 4, and push-rod electric machine 5 is stopped, and completes operation, and the utility model structure is simple, easy to operate, can be quick
To cable connector carry out temperature acquisition, facilitate the work of staff, reduce the work risk of staff.
Working principle: temperature sampler ontology 1 is internally provided with battery, in use, if detection to cable connector
Angle is inconvenient, holds handle, and temperature detection plate 18 is directed at cable connector, opens push-rod electric machine 5, push rod by the first controller
Motor 5 pushes support rod 6 mobile, and support rod 6 pushes fixed block 7 mobile, and fixed block 7 pushes detection plate 18 close to cable connector,
Until two detection plates 18 are respectively positioned on the outside of cable connector, stopping push-rod electric machine 5 opens stepper motor by second controller
15, stepper motor 15 drives the rotation of the first angular wheel 16, and the first angular wheel 16 drives the second angular wheel 17 to rotate, and second
Angular wheel 17 drives rotation axis 13 to rotate, and rotation axis 13 drives two screw rods 12 to rotate, since two screw rods 12 pass through respectively
Two threaded holes 11 are threadedly coupled with two the first sliding blocks 10, and the thread rotary orientation of two screw rods 12 is on the contrary, two 12 bands of screw rod
Dynamic two the first sliding blocks 10 are close to each other, and two the first sliding blocks 10 drive corresponding ball to slide in first sliding groove 9 respectively, and two
A first sliding block 10 drives two detection plates 18 close to each other respectively and clamps cable connector, stops stepper motor 15, due to
Temperature sensor is provided in two detection plates 18, the temperature that temperature sensor will test sends collector ontology 1 to, completes
After detection, stepper motor 15 is reversely opened by second controller, and two detection plates 18 is made far from cable connector, to stop stepping
Motor 15 reversely opens push-rod electric machine 5 by the first controller, and support rod 6 is taken in the first groove 4, stops push-rod electric machine
5, complete operation.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of cable intermediate joint temperature sampler, including collector ontology (1), which is characterized in that the collector ontology
(1) side is connected with one end of conducting wire (2), and the other end of conducting wire (2) is connected with detection bar (3), and detection bar is opened at the top of (3)
Equipped with the first groove (4), it is movably installed with support rod (6) in the first groove (4), it is fixed in the bottom interior wall of the first groove (4)
It is equipped with push-rod electric machine (5), the output shaft of push-rod electric machine (5) is fixedly connected with the bottom of support rod (6), the top of support rod (6)
Portion is fixedly installed with fixed block (7), is offered at the top of fixed block (7) the second groove (8), the bottom interior wall of the second groove (8)
On offer first sliding groove (9), offered on the two sides inner wall of the second groove (8) turn trough (19), in two turn troughs (19)
It is rotatably equipped with screw rod (12), is slidably fitted with the first sliding block (10) in two first sliding grooves (9), two the first sliding blocks (10)
On offer threaded hole (11), two screw rods (12) are threadedly coupled with two threaded holes (11) respectively, and two screw rods (12)
Thread rotary orientation on the contrary, two screw rod (12) one end close to each other are welded with the same rotation axis (13), described second is recessed
It is offered in the bottom interior wall of slot (8) motor slot (14), is fixedly installed with stepper motor in the bottom interior wall of motor slot (14)
(15), fixing sleeve is connected to the first tapered gear (16) on the output shaft of stepper motor (15), and the outside of the rotation axis (13) is solid
Surely it is socketed with the second tapered gear (17), and the first tapered gear (16) is engaged with the second tapered gear (17), two first cunnings
The top of block (10) is fixedly installed with temperature detection plate (18).
2. a kind of cable intermediate joint temperature sampler according to claim 1, which is characterized in that first groove
(4) second sliding slot is offered on two sides inner wall, and the second sliding block, two second cunnings are slidably fitted in two second sliding slots
It is welded with the side of corresponding support rod (6) block side close to each other.
3. a kind of cable intermediate joint temperature sampler according to claim 1, which is characterized in that the first sliding groove
(9) it is fixedly installed with slide bar on two sides inner wall, slide opening, the side of slide bar and corresponding slide opening are offered on the first sliding block (10)
Wall is slidably connected.
4. a kind of cable intermediate joint temperature sampler according to claim 1, which is characterized in that first sliding block
(10) bottom offers multiple embedding grooves, and ball, the bottom of ball and corresponding first sliding groove (9) are rotatably equipped in embedding groove
Portion's inner wall is slidably connected.
5. a kind of cable intermediate joint temperature sampler according to claim 1, which is characterized in that first groove
(4) the first wiring hole is offered in bottom interior wall, offers the second wiring hole, detection bar in the bottom interior wall of motor slot (14)
(3) through-hole is offered on, conducting wire (2) passes through the first wiring hole and the second wiring hole and push-rod electric machine (5) and stepper motor respectively
(15) it is electrically connected, is provided with the first controller and second controller in detection bar (3), the first controller and push-rod electric machine (5)
It is electrically connected, second controller and stepper motor (15) are electrically connected, and the bottom of detection bar (3) is provided with handle.
6. a kind of cable intermediate joint temperature sampler according to claim 1, which is characterized in that two temperature detection plates
(18) side close to each other is provided with temperature sensor, and temperature sensor and collector ontology (1) are electrically connected, temperature inspection
Drafting board (18) is ellipsoidal structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821747644.7U CN208818357U (en) | 2018-10-26 | 2018-10-26 | A kind of cable intermediate joint temperature sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821747644.7U CN208818357U (en) | 2018-10-26 | 2018-10-26 | A kind of cable intermediate joint temperature sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208818357U true CN208818357U (en) | 2019-05-03 |
Family
ID=66280357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821747644.7U Expired - Fee Related CN208818357U (en) | 2018-10-26 | 2018-10-26 | A kind of cable intermediate joint temperature sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208818357U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111879426A (en) * | 2020-08-20 | 2020-11-03 | 国家电网有限公司 | Cable intermediate head temperature acquisition device |
| CN116147792A (en) * | 2023-04-21 | 2023-05-23 | 国网山东省电力公司潍坊市寒亭区供电公司 | Temperature detection device based on power supply |
-
2018
- 2018-10-26 CN CN201821747644.7U patent/CN208818357U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111879426A (en) * | 2020-08-20 | 2020-11-03 | 国家电网有限公司 | Cable intermediate head temperature acquisition device |
| CN111879426B (en) * | 2020-08-20 | 2022-07-22 | 国家电网有限公司 | Cable intermediate head temperature acquisition device |
| CN116147792A (en) * | 2023-04-21 | 2023-05-23 | 国网山东省电力公司潍坊市寒亭区供电公司 | Temperature detection device based on power supply |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208818357U (en) | A kind of cable intermediate joint temperature sampler | |
| CN207134725U (en) | A kind of power transmission line unmanned self-checking unit | |
| CN108011321B (en) | Convenient high-voltage line electric power inspection robot | |
| CN110320348B (en) | Online monitoring device for farmland soil pollution | |
| CN110994469B (en) | Wire clamp for electric power engineering | |
| CN211136318U (en) | Frock clamp for digit control machine tool with protect function | |
| CN203704907U (en) | Automatic box body hole coaxiality measuring device | |
| CN103353392A (en) | Automatically-controlled torsion-bend tester | |
| CN208367043U (en) | Transformer testing clamps high-altitude clamping device | |
| CN205543240U (en) | Antenna actuating mechanism is transferred to electricity | |
| CN203109841U (en) | Clamping mechanism of mobile phone outer shell inspection machine | |
| CN106646109A (en) | Portable power tool car for high-voltage cable detection | |
| CN106419113A (en) | Device for automatically fetching books | |
| CN109158956B (en) | Detection equipment for large-scale numerical control machine tool | |
| CN104197877B (en) | A kind of firm chalaza size measurement tool of breaker | |
| CN215301202U (en) | Complete device for collecting and managing acceptance data of power distribution network project | |
| CN108515874B (en) | New energy automobile quick charge device | |
| CN207155618U (en) | A kind of double checking devices for detecting insulator | |
| CN215596731U (en) | Wheeled robot for large-scale pipeline detection | |
| CN205353760U (en) | Transformer station inspection robot chassis based on ROS | |
| CN210125424U (en) | Laboratory bench is used in electric heat membrane production inspection | |
| CN220691034U (en) | Transmission of electricity unmanned aerial vehicle circuit detection device | |
| CN203895258U (en) | Low-voltage current transformer secondary short-circuiting device with current indication function | |
| CN204924699U (en) | A gather pipe fixing device for among fecal treatment analytic system | |
| CN210269984U (en) | Resistance tester |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190503 Termination date: 20191026 |