CN112098683A - Anti-theft device of pincerlike acquisition terminal - Google Patents
Anti-theft device of pincerlike acquisition terminal Download PDFInfo
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- CN112098683A CN112098683A CN202010771277.XA CN202010771277A CN112098683A CN 112098683 A CN112098683 A CN 112098683A CN 202010771277 A CN202010771277 A CN 202010771277A CN 112098683 A CN112098683 A CN 112098683A
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- 238000009434 installation Methods 0.000 claims description 4
- 230000002146 bilateral effect Effects 0.000 abstract description 8
- 238000012545 processing Methods 0.000 abstract description 4
- 238000012360 testing method Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
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Abstract
The invention discloses an anti-theft device of a pincerlike acquisition terminal, which comprises a pincerlike mutual inductor part and a shell, wherein the pincerlike mutual inductor part is arranged on the shell; the pincerlike mutual inductor component comprises a mutual inductor left half ring and a mutual inductor right half ring; the shell is used for mounting the pincer-shaped mutual inductor part, the electromagnetic switch and the control circuit; when the control circuit controls the shaft pin of the electromagnetic switch to extend out, the left half ring and the right half ring of the transformer of the pincerlike transformer part are locked, so that the pincerlike transformer part cannot be opened; when the control circuit controls the shaft pin of the electromagnetic switch to retract, the left half ring and the right half ring of the mutual inductor of the pincerlike mutual inductor part are unlocked, so that the pincerlike mutual inductor part can perform opening and closing movement; the anti-theft device of the pincerlike acquisition terminal is a device for controlling the locking and the opening of the two movable semi-rings through the single shaft pin, realizes the bilateral locking function of the pincerlike acquisition terminal with bilateral opening only by a single electromagnetic switch, has small occupied space, simple composition, low processing cost, convenient control, high stability and good anti-theft effect, avoids the loss of the pincerlike acquisition terminal during long-time outdoor work, and simultaneously improves the reliability of the test.
Description
Technical Field
The invention belongs to the technical field of pincerlike acquisition, and particularly relates to an anti-theft device of a pincerlike acquisition terminal.
Background
With the improvement of living standard and the increase of electrical appliances, the power supply and power utilization environment is more and more complex, and various pincerlike acquisition terminals are successively researched and developed successfully and put into use in order to detect the electrical parameters and faults of the power supply and power utilization environment. Some pincerlike collection terminals need long-time outdoor monitoring in order to obtain electrical parameters for a period of time, and at the moment, a tester can leave the field and return to check data or directly check data remotely after a period of time. However, in the case that the pincer-shaped acquisition terminal is unattended, someone may take away the pincer-shaped acquisition terminal on the spot for curiosity or competitive research or other reasons.
In the face of the occurrence of the phenomenon, patent product with patent number "CN 205594112U" describes a simple unilateral lock body mechanism, a lock plate is added on a handle after a mutual inductor of a pincerlike collection terminal is closed, and the motor is used for rotating to control the opening and closing of the lock plate, so as to achieve the purpose of locking the unilateral mutual inductor. The design only simply realizes unilateral locking of the pincerlike acquisition terminal, and the pincerlike acquisition terminal cannot be used on the pincerlike acquisition terminal with bilateral opening, because after the pincerlike acquisition terminal is locked on one side, the mutual inductor on one side is still in a non-locking state, a large opening is opened, and unnecessary loss of the pincerlike acquisition terminal is caused.
Disclosure of Invention
In order to solve the problems, the invention provides an anti-theft device of a pincerlike acquisition terminal, which can effectively prevent a non-operator from opening a jaw to take away the pincerlike acquisition terminal when testing for a long time outdoors.
The technical scheme of the invention is as follows: an anti-theft device of a pincerlike acquisition terminal comprises a pincerlike mutual inductor part and a shell; the pincerlike mutual inductor component comprises a mutual inductor left half ring and a mutual inductor right half ring; the shell is used for mounting the pincer-shaped mutual inductor component, the electromagnetic switch and the control circuit.
When the control circuit controls the shaft pin of the electromagnetic switch to extend out, the left half ring and the right half ring of the mutual inductor of the pincerlike mutual inductor part are locked, so that the pincerlike mutual inductor part cannot be opened;
when the control circuit controls the shaft pin of the electromagnetic switch to retract, the left half ring and the right half ring of the mutual inductor of the pincerlike mutual inductor part are unlocked, so that the pincerlike mutual inductor part can perform opening and closing movement;
the anti-theft device of the pincerlike acquisition terminal can control the locking and the opening of the two movable semi-rings through a single shaft pin.
The left half ring of the mutual inductor is provided with a braking force arm, a locking plate mechanism is arranged on the braking force arm head, the locking plate mechanism is composed of a locking plate, a torsional spring and a rotating shaft, and a locking plate movable groove, the locking plate is arranged in the locking plate movable groove after the torsional spring is mounted inside the locking plate, and the locking plate and the torsional spring are fixed in the locking plate movable groove through the rotating shaft, so that the locking plate can rotate around the rotating shaft and reset.
And a handle mechanism is arranged below the right half ring of the mutual inductor, the handle mechanism is provided with a spring and a push sheet, and the push sheet is fixed on the head of the handle mechanism through a screw and is fixed.
The pincerlike mutual inductor part also comprises a fixing piece, a rotating shaft screw and a fixing nut; the lower extreme of the left semi-ring of mutual-inductor of pincerlike mutual-inductor part and the right semi-ring of mutual-inductor still is equipped with pivot hole and gear engagement mechanism, and the higher authority and the lower level in semi-ring pivot hole about the mutual-inductor respectively are equipped with a slice stationary blade, the stationary blade is provided with the pivot hole equally, corresponds with the semi-ring about the mutual-inductor, installs the semi-ring about the mutual-inductor in two upper and lower stationary blades through pivot screw and fixation nut, and the left semi-ring of mutual-inductor and the right semi-ring of mutual-inductor pass through the gear engagement after the installation, and the left semi-ring of.
And the front end of the shell is provided with a mounting hole corresponding to a rotating shaft screw of the pincerlike mutual inductor part and used for mounting the pincerlike mutual inductor part.
After the pincerlike mutual inductor part is arranged on the shell, the spring of the handle mechanism is arranged in the spring groove of the upper half part of the shell, so that the spring forms outward tension, and the pincerlike mutual inductor part can automatically reset after being opened.
The electromagnetic switch is arranged on the upper half part of the shell and is arranged on one side of a left half ring of a mutual inductor of the pincerlike mutual inductor component, a shaft pin of the electromagnetic switch is arranged on the left side of a locking plate of the left half ring of the mutual inductor, when the shaft pin of the electromagnetic switch extends out, the locking plate of the left half ring of the mutual inductor is blocked by the shaft pin, a pushing plate of a right half ring of the mutual inductor cannot push the locking plate of the left half ring of the mutual inductor, a mechanism for locking the left side and the right side together is formed; when the shaft pin of the electromagnetic switch retracts, the push sheet of the right half ring of the mutual inductor can push the locking sheet of the left half ring of the mutual inductor, so that the pincer-shaped mutual inductor component can be freely opened and closed.
The control circuit of the electromagnetic switch is arranged on the lower half portion of the shell and used for controlling the shaft pin of the electromagnetic switch to stretch out and retract, in order to avoid triggering the control circuit by manual operation equipment to open the electromagnetic switch, the control circuit can be set to be in a remote control mode and controlled by adopting modes such as a PDA (personal digital assistant), a mobile phone APK (android package) or an exclusive remote controller, and unauthorized personnel cannot open the electromagnetic switch on site.
Of course, other functional modules can be installed on the shell and used for achieving other functions of data acquisition, summarization, analysis, storage, remote communication and the like of the pincerlike acquisition terminal.
Compared with the prior art, the invention has the beneficial effects that:
the invention only needs a single electromagnetic switch to realize the bilateral locking function of the pincerlike acquisition terminal, has small occupied space, simple composition, low processing cost, convenient control, high stability and good anti-theft effect, avoids the loss of the pincerlike acquisition terminal during long-time outdoor work, and simultaneously improves the reliability of the test.
Drawings
Fig. 1 is a schematic diagram illustrating a locked lock device of a pincer-shaped collection terminal according to the present invention.
Fig. 2 is a schematic diagram of the components of the split core type transformer of the present invention.
Fig. 3 is a schematic view showing the protrusion of the shaft pin of the electromagnetic switch of the present invention.
Fig. 4 is a schematic view showing the retraction of the shaft pin of the electromagnetic switch of the present invention.
Fig. 5 is an unlocking and opening schematic diagram of the lock device of the pincerlike acquisition terminal in the invention.
In the figure: 1. a pincer-like transformer component; 2. a housing; 11. a left half ring of the mutual inductor; 111. a braking arm; 112. a locking plate movable groove; 113. the lock plate shaft hole; 114. a locking plate; 115. a torsion spring; 116. a rotating shaft; 12 a right half ring of the mutual inductor; 121. a handle mechanism; 122. a spring slot; 123. pushing the sheet; 124. a screw; 13. a rotating shaft hole; 14. a gear mechanism; 15. a fixing sheet; 151. fixing a rotating shaft hole; 16. a spindle screw; 17. fixing a nut; 21. mounting holes; 22. a spring; 23. an electromagnetic switch; 231. a shaft pin; 24. a control circuit.
Detailed Description
As shown in fig. 1 and 2, an anti-theft device for a pincer-shaped acquisition terminal comprises a pincer-shaped mutual inductor part and a shell. The utility model discloses a split type mutual-inductor, including split type mutual-inductor left half ring and transformer right half ring, split type mutual-inductor part is divided into left half ring of transformer and transformer right half ring, the lower extreme of left half ring of transformer and transformer right half ring is provided with the pivot hole, a slice stationary blade is respectively placed to the higher authority in pivot hole and lower level, the position that the stationary blade corresponds the pivot hole of half ring about the transformer equally is provided with stationary blade pivot hole simultaneously, the pivot screw passes the stationary blade through the pivot hole, half ring and fixed with fixation nut down behind the stationary blade about the transformer, make the transformer about the transformer can revolute the rotation of axes in last lower stationary blade, the inboard pivot hole reference circle position of half ring is provided with gear engagement mechanism simultaneously about the transformer, a left half ring of transformer can revolute the axle when.
Furthermore, a braking force arm is arranged below the left half ring of the mutual inductor, and a locking plate movable groove and a locking plate shaft hole are formed in the head of the braking force arm and used for installing a locking plate. The locking plate head is bent to form a similar circular hole position, a torsion spring groove is cut at the longitudinal position, a torsion spring is placed in the torsion spring groove of the locking plate and then is placed into a locking plate movable groove of the braking arm together with the locking plate, the rotating shaft penetrates through a locking plate shaft hole of the movable groove and the similar circular hole position of the locking plate and the torsion spring hole and then installs the locking plate and the torsion spring in the movable groove of the braking arm, the locking plate can rotate around the rotating shaft in the movable groove after installation, and the locking plate can be automatically reset due to the reaction force of the torsion spring after inward rotation. The locking plate mechanism of the above embodiment is only the preferred form of construction of the present invention, although other forms of construction may be used to form the locking plate rotation and self-resetting mechanism.
Further, a handle mechanism is arranged below the right half ring of the mutual inductor, and a spring groove is formed in the inner side of the handle mechanism and used for installing a spring; the push sheet is arranged on the head of the handle mechanism and is fixed by screws, and in order to firmly fix the push sheet on the head of the handle mechanism, a plurality of screws can be arranged.
Furthermore, after the handle mechanism of the right half ring of the mutual inductor is provided with the push sheet, when the right half ring of the mutual inductor is opened rightwards, the push sheet on the head of the handle mechanism can push the locking plate arranged on the braking arm of the left half ring of the mutual inductor to rotate, so that the left half ring of the mutual inductor is not interfered when opened leftwards; when the right half ring of the mutual inductor is reset inwards, the push sheet on the handle mechanism head leaves the locking sheet on the power arm of the left half ring of the mutual inductor, and the locking sheet can be automatically reset.
Furthermore, the front end of the shell is provided with a mounting hole corresponding to a rotating shaft screw of the pincerlike mutual inductor part, and the rotating shaft screw on the pincerlike mutual inductor part is correspondingly mounted in the mounting hole, so that the pincerlike mutual inductor part is arranged at the front end of the shell.
Furthermore, one end of the spring is arranged in a spring groove on the inner side of the right half-ring handle mechanism of the mutual inductor, and the other end of the spring is arranged in the middle of the upper half part of the shell, so that the spring forms outward tension, and the pincerlike mutual inductor part can automatically reset after being opened.
Furthermore, the electromagnetic switch is also arranged on the upper half part of the shell and arranged on one side of a braking force arm of a left half ring of the mutual inductor of the pincerlike mutual inductor component, a shaft pin of the electromagnetic switch is arranged on the left side of a locking plate on the braking force arm, the shaft pin of the electromagnetic switch is controlled to extend out and retract through a control circuit arranged on the lower half part of the shell, in order to avoid triggering the control circuit to open the electromagnetic switch by manual operation equipment, the control circuit can be set to be in a remote control mode, the control is carried out by adopting a PDA (personal digital assistant), a mobile phone APK (android package) or a dedicated remote controller, and an unauthorized person cannot open the.
As shown in figures 1 and 3, when the axle pin of the electromagnetic switch extends out, the locking plate on the braking force arm of the left half ring of the mutual inductor is blocked by the axle pin and can not rotate, the pushing sheet on the right half ring of the mutual inductor can not push the locking plate on the left half ring of the mutual inductor, at the moment, when the right half ring of the mutual inductor wants to open the pincer-shaped mutual inductor, the pushing sheet acting force is on the locking plate of the left half ring of the mutual inductor, the locking plate acting force is on the axle pin of the electromagnetic switch, and the pushing sheet of the right, so that the right half ring of the mutual inductor can not be opened, the locking plate of the left half ring of the same mutual inductor is subjected to the interlayer force of the electromagnetic switch shaft pin and the pushing plate on the right half ring of the mutual inductor, so that the braking force arm of the left half ring of the mutual inductor can not rotate, therefore, the left half ring of the mutual inductor can be braked, the left half ring of the mutual inductor can not be opened, and a bilateral locking mechanism of a pincerlike mutual inductor part with bilateral opening is formed.
As shown in fig. 4 and 5, when the shaft pin of the electromagnetic switch retracts, the rotation limitation of the locking plate on the left half ring of the mutual inductor is removed, when the right half ring of the mutual inductor is opened rightwards, the pushing plate on the handle mechanism can push the locking plate on the left half ring of the mutual inductor to rotate, meanwhile, the braking force arm under the action of the meshing force of the gears can rotate inwards around the rotating shaft screw on the left half ring of the mutual inductor, and the left half ring of the mutual inductor is opened towards the opposite direction of the right half ring of the mutual inductor, so that the double-side.
Furthermore, the push sheet in the embodiment can be adjusted from front to back during installation so as to achieve smaller opening clearance of the jaw after locking, and meanwhile, when the push sheet, the locking sheet and the shaft pin are arranged to be metal, a signal line can be arranged at a proper position of the push sheet and the shaft pin, when the push sheet touches the locking sheet and the shaft pin, a conducting signal is given out, and the conducting signal can be used as an alarm signal when the jaw is forcibly opened by people after locking and a malfunction trigger signal used in an online malfunction prevention processing device and method for a pincerlike acquisition terminal under the patent name 'ZL 201610956814.1'.
The invention only needs a single electromagnetic switch to realize the bilateral lock function of the pincerlike acquisition terminal with bilateral opening, has small occupied space, simple composition, low processing cost, convenient control, high stability and good anti-theft effect, avoids the loss of the pincerlike acquisition terminal during long-time outdoor work, and simultaneously improves the reliability of the test.
The method described in the embodiments of the present invention is only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention should fall within the protection scope of the present invention.
Claims (8)
1. The utility model provides an anti-theft device at pincerlike collection terminal, includes pincerlike mutual-inductor part and casing, its characterized in that: the pincerlike mutual inductor component comprises a mutual inductor left half ring and a mutual inductor right half ring; the shell is used for mounting the pincer-shaped mutual inductor component, the electromagnetic switch and the control circuit.
When the control circuit controls the shaft pin of the electromagnetic switch to extend out, the left half ring and the right half ring of the mutual inductor of the pincerlike mutual inductor part are locked, so that the pincerlike mutual inductor part cannot be opened;
when the control circuit controls the shaft pin of the electromagnetic switch to retract, the left half ring and the right half ring of the mutual inductor of the pincerlike mutual inductor part are unlocked, so that the pincerlike mutual inductor part can perform opening and closing movement;
the anti-theft device of the pincerlike acquisition terminal is characterized in that the anti-theft device of the pincerlike acquisition terminal is a device for controlling the locking and the opening of two movable half rings through a single shaft pin.
2. The anti-theft device for the pincerlike collection terminal according to claim 1, wherein: the left half ring of the mutual inductor is provided with a braking force arm, a locking plate mechanism is arranged on the braking force arm head, the locking plate mechanism is composed of a locking plate, a torsional spring and a rotating shaft, and a locking plate movable groove, the locking plate is arranged in the locking plate movable groove after the torsional spring is mounted inside the locking plate, and the locking plate and the torsional spring are fixed in the locking plate movable groove through the rotating shaft, so that the locking plate can rotate around the rotating shaft and reset.
3. The anti-theft device for the pincerlike collection terminal according to claim 1, wherein: and a handle mechanism is arranged below the right half ring of the mutual inductor, the handle mechanism is provided with a spring and a push sheet, and the push sheet is fixed on the head of the handle mechanism through a screw.
4. The anti-theft device for the pincerlike collection terminal according to claim 1, wherein: the pincerlike mutual inductor part also comprises a fixing piece, a rotating shaft screw and a fixing nut; the lower extreme of the left semi-ring of mutual-inductor of pincerlike mutual-inductor part and the right semi-ring of mutual-inductor still is equipped with pivot hole and gear engagement mechanism, and the higher authority and the lower level in semi-ring pivot hole about the mutual-inductor respectively are equipped with a slice stationary blade, the stationary blade is provided with the pivot hole equally, corresponds with the semi-ring about the mutual-inductor, installs the semi-ring about the mutual-inductor in two upper and lower stationary blades through pivot screw and fixation nut, and the left semi-ring of mutual-inductor and the right semi-ring of mutual-inductor pass through the gear engagement after the installation, and the left semi-ring of.
5. The anti-theft device for the pincerlike collection terminal according to claim 1, wherein: and the front end of the shell is provided with a mounting hole corresponding to a rotating shaft screw of the pincerlike mutual inductor part and used for mounting the pincerlike mutual inductor part.
6. The anti-theft device for the pincer-shaped collection terminal according to claims 1 and 5, wherein: after the pincerlike mutual inductor part is arranged on the shell, the spring of the handle mechanism is arranged in the spring groove of the upper half part of the shell, so that the spring forms outward tension, and the pincerlike mutual inductor part can automatically reset after being opened.
7. The anti-theft device for the pincerlike collection terminal according to claim 1, wherein: the electromagnetic switch is arranged on the upper half part of the shell and is arranged on one side of a left half ring of a mutual inductor of the pincerlike mutual inductor component, a shaft pin of the electromagnetic switch is arranged on the left side of a locking plate of the left half ring of the mutual inductor, when the shaft pin of the electromagnetic switch extends out, the locking plate of the left half ring of the mutual inductor is blocked by the shaft pin, a pushing plate of a right half ring of the mutual inductor cannot push the locking plate of the left half ring of the mutual inductor, a mechanism for locking the left side and the right side together is formed; when the shaft pin of the electromagnetic switch retracts, the push sheet of the right half ring of the mutual inductor can push the locking sheet of the left half ring of the mutual inductor, so that the pincer-shaped mutual inductor component can be freely opened and closed.
8. The anti-theft device for the pincerlike collection terminal according to claim 1, wherein: and a control circuit of the electromagnetic switch is arranged on the lower half part of the shell and used for controlling the shaft pin of the electromagnetic switch to extend and retract.
Priority Applications (1)
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CN202010771277.XA CN112098683A (en) | 2020-08-04 | 2020-08-04 | Anti-theft device of pincerlike acquisition terminal |
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CN202010771277.XA CN112098683A (en) | 2020-08-04 | 2020-08-04 | Anti-theft device of pincerlike acquisition terminal |
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CN205594112U (en) * | 2016-04-12 | 2016-09-21 | 杭州华春科技有限公司 | Theftproof type acquisition terminal device and leakage detection system thereof |
CN106405198A (en) * | 2016-11-30 | 2017-02-15 | 国网江苏省电力公司连云港供电公司 | Telescopic clip-on current detection device |
CN107462749A (en) * | 2017-08-30 | 2017-12-12 | 国网河北省电力公司衡水供电分公司 | Transformer testing clamps |
CN109733971A (en) * | 2019-02-28 | 2019-05-10 | 滨州市特种设备检验研究所 | Balance coefficient of elevator detection device and its method |
CN209055613U (en) * | 2018-10-24 | 2019-07-02 | 广东电网有限责任公司 | A kind of earth detector suitable for different form stringing |
CN213715261U (en) * | 2020-08-04 | 2021-07-16 | 杭州华春科技有限公司 | Lock device of pincerlike acquisition terminal |
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US3370881A (en) * | 1966-04-11 | 1968-02-27 | Renfroe & Sons J C | Lifting clamp |
JP2002098714A (en) * | 2000-09-25 | 2002-04-05 | Togami Electric Mfg Co Ltd | Clamp type split transformer |
CN201673192U (en) * | 2010-05-11 | 2010-12-15 | 鞍山金磊特电子有限公司 | Current monitor of power transmission and distribution lines |
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CN213715261U (en) * | 2020-08-04 | 2021-07-16 | 杭州华春科技有限公司 | Lock device of pincerlike acquisition terminal |
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