CN210837608U - Protective connecting sheet with voltage and polar type indication - Google Patents
Protective connecting sheet with voltage and polar type indication Download PDFInfo
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- CN210837608U CN210837608U CN201922385841.XU CN201922385841U CN210837608U CN 210837608 U CN210837608 U CN 210837608U CN 201922385841 U CN201922385841 U CN 201922385841U CN 210837608 U CN210837608 U CN 210837608U
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- insulating sleeve
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Abstract
The utility model discloses a protection connection piece that electrified pressure and utmost point type were instructed, including the carrier, above-mentioned carrier both ends are equipped with conductive screw, above-mentioned carrier upper end is equipped with first insulation sleeve and second insulation sleeve, above-mentioned first insulation sleeve and second insulation sleeve wrap up the conductive screw at carrier both ends respectively, above-mentioned carrier top is equipped with the connection knob, be used for by two conductive screw of connection knob intercommunication, above-mentioned carrier middle part is equipped with the mounting groove, be equipped with the indicator panel in the above-mentioned mounting groove, be used for connecting conductive screw by the indicator panel input, be used for instructing and utmost point type by the indicator panel as voltage indication, in order to expect to solve current protection connection piece at the configuration in-process, need universal meter or special voltmeter to measure voltage, lead to dispose inefficiency, and the wrong problem of utmost point type configuration probably appears.
Description
Technical Field
The utility model relates to a terminal is connected, concretely relates to protection connection piece that electrified pressure and utmost point type were instructed.
Background
The existing protection connecting sheet is provided with a connecting knob, and can be widely applied to an electric power automatic relay protection control system due to simple and convenient structure because of circuit breaking operation through the connecting knob. The protection connecting sheet is generally characterized in that a conductive screw is connected into a lead, the conductive screw is connected through a connecting knob, the lead is respectively connected with two conductive screws of the protection connecting sheet in a normal state, and two ends of the connecting knob are respectively contacted with the two conductive screws to realize communication.
Because the shapes and the structures of the two ends of the protective connecting sheet are basically consistent, polar configuration errors can occur in the configuration process of an installer, and the installer cannot easily perceive the polar configuration errors; in the configuration process, an installer does not know the voltage condition, and in order to prevent the contact of the outlet relay from being adhered, a multimeter or a special voltmeter is needed to measure the voltage, so that the configuration efficiency is greatly reduced, and therefore, how to enable the protection connecting sheet to have voltage indication and polar type indication is worth researching.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a protection connection piece that electrified pressure and utmost point type were instructed to expect to solve current protection connection piece and in the configuration process, need universal meter or special voltmeter to measure voltage, lead to disposing inefficiency, and the wrong problem of utmost point type configuration probably appears.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a protection connection piece that electrified pressure and utmost point type were instructed, including the carrier, above-mentioned carrier both ends are equipped with conductive screw, above-mentioned carrier upper end is equipped with first insulation sleeve and second insulation sleeve, above-mentioned first insulation sleeve and second insulation sleeve wrap up the conductive screw at carrier both ends respectively, above-mentioned carrier top is equipped with the connection knob, be used for by connecting two conductive screw of knob intercommunication, above-mentioned carrier middle part is equipped with the mounting groove, be equipped with the indicator board in the above-mentioned mounting groove, be used for by the indicator board input connection conductive screw, be used for as voltage indication and utmost point type instruction by the indicator board.
Preferably, the carrier has two ends provided with access slots, the access slots are communicated with the mounting groove, the first insulating sleeve and the second insulating sleeve are inserted into the access slots, the side walls of the first insulating sleeve and the second insulating sleeve are provided with openings, and the indicating plate extends into the openings.
Preferably, the lower end of the carrier is provided with a screw portion, the screw portion is hollow, the conductive screw passes through the screw portion, and the outside of the screw portion is sleeved with an insulating nut for abutting against the cabinet panel from the lower end of the carrier and the upper end of the insulating nut.
Preferably, the indication board is provided with an indication circuit, the indication circuit includes a first path and a second path, the first path and the second path are both provided with light emitting diodes, and the first path and the second path are arranged in opposite directions for indication by the light emitting diodes as a polar type.
The further technical scheme is that piezoresistors are arranged in the first path and the second path and used for indicating voltage by matching the piezoresistors with light-emitting diodes.
Compared with the prior art, the beneficial effects of the utility model are one of following at least:
the utility model discloses a set up the mounting groove on the carrier, place the indicator panel through the mounting groove, put through two conductive screw rods through the indicator panel to can carry out voltage indication and utmost point type instruction before carrying out the configuration; the influence of the connecting knob on the indicating plate is reduced through the first insulating sleeve and the second insulating sleeve, and the configuration is completed by connecting the connecting knob with the two conductive screw rods. The utility model discloses a setting up of access groove is convenient for the indicator panel to insert conductive screw, is equipped with the opening through first insulating sleeve and second insulating sleeve lateral wall, is convenient for insert on the one hand, and on the other hand guarantees the insulating nature of product as far as.
The utility model discloses an insulating nut of screw thread portion installation to insulating nut cooperation carrier is fixed on the rack panel, and through configuration first route and second route on the indicator board instruction positive pole or negative pole are connected, and the electrically conductive screw rod both ends utmost point type is different promptly, then the emitting diode on first route and the second route is luminous the instruction respectively.
Drawings
Fig. 1 is an installation schematic diagram of the present invention.
Fig. 2 is a schematic view of the structure distribution of the present invention.
Fig. 3 is a schematic view of the structure of the carrier of the present invention.
Fig. 4 is the installation schematic diagram of the insulating nut of the present invention.
Fig. 5 is a schematic view of the assembly effect of the present invention.
Fig. 6 is a schematic view of the indicator panel.
Description of reference numerals:
1-carrier, 2-conductive screw, 3-first insulating sleeve, 4-second insulating sleeve, 5-connecting knob, 6-indicating plate, 7-opening, 101-mounting groove, 102-access groove, 103-threaded part and 104-insulating nut.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, fig. 2 and fig. 5, an embodiment of the present invention is a protection connecting sheet with voltage and polar indication, which comprises a carrier 1, wherein the carrier 1 is made of insulating resin by casting, two ends of the carrier 1 are provided with conductive screws 2, and two conductive screws 2 are side-by-side metal bolts.
A first insulating sleeve 3 and a second insulating sleeve 4 are arranged at the upper end of the carrier 1, the first insulating sleeve 3 and the second insulating sleeve 4 respectively wrap the conductive screw rods 2 at the two ends of the carrier 1, a connecting knob 5 is arranged above the carrier 1, is used for connecting two conductive screws 2 through a connecting knob 5, protects the upper parts of the conductive screws 2 through a first insulating sleeve 3 and a second insulating sleeve 4, avoids accidents caused by touching the conductive screws 2, and can also raise the connecting knob 5 to ensure that a safe distance is reserved between the connecting knob 5 and the carrier 1, wherein the head end of the connecting knob 5 is movably connected on the conductive screw rod 2, and the insulating resin operation sheet is arranged on the connecting knob 5, the connecting knob 5 is pulled by the insulating resin operating sheet to rotate on the conductive screw rods 2, so that the tail ends of the connecting knobs 5 move and contact with the other conductive screw rods 2, and the two conductive screw rods 2 are conducted.
The middle part of the carrier 1 is provided with a mounting groove 101, the mounting groove 101 is internally provided with an indicating plate 6, the input end of the indicating plate 6 is connected with the conductive screw 2, and the indicating plate 6 is used for voltage indication and polar type indication; wherein mounting groove 101 mainly used places indicator plate 6 to guarantee indicator plate 6's stability, its indicator plate 6 is for holding the transparent resin box that is equipped with electronic circuit board, through two conductive screw 2 of electronic circuit board switch-on in the indicator plate 6, thereby makes current-voltage act on indicator plate 6, carries out voltage indication and utmost point type through indicator plate 6 and instructs.
Based on the above embodiment, referring to fig. 3, another embodiment of the present invention is that, in order to facilitate the insertion of the indicating plate 6 into the conductive screw 2, the carrier 1 is provided with an access slot 102 at both ends thereof, the access slot 102 is communicated with the mounting groove 101, the first insulating sleeve 3 and the second insulating sleeve 4 are inserted into the access slot 102, the side walls of the first insulating sleeve 3 and the second insulating sleeve 4 are provided with an opening 7, and the indicating plate 6 is inserted into the opening 7.
Specifically, the outline of the indicating plate 6 is matched with the installation groove 101, and the insertion of the access end of the indicating plate 6 is inserted into the groove 102 through the openings 7 on the side walls of the first insulating sleeve 3 and the second insulating sleeve 4, so as to access the conductive screw 2.
Further, referring to fig. 4, the lower end of the carrier 1 is provided with a threaded portion 103, the threaded portion 103 is hollow, the conductive screw 2 passes through the threaded portion 103, and an insulating nut 104 is sleeved outside the threaded portion 103 and used for abutting against a cabinet panel from the lower end of the carrier 1 and the upper end of the insulating nut 104; the cabinet panel is clamped by the insulating nut 104 and the carrier 1, so that the device can be relatively stably installed on the cabinet panel.
Based on the above embodiment, referring to fig. 6, another embodiment of the present invention is that an indication circuit is disposed in the indication board 6, the indication circuit includes a first path and a second path, the first path and the second path are both provided with light emitting diodes, and the first path and the second path are arranged in opposite directions for indicating by the light emitting diodes as a polar type.
When current passes through the LED, the LED emits light, wherein the first path comprises a voltage detection A1, a resistor R1, a diode D1 and an LED 1; the first path comprises a voltage detection A2, a resistor R2, a diode D2 and a light-emitting diode LED 2; the first path and the second path are installed in opposite directions, the resistors R1 and R2 are mainly used for limiting the current of the circuit, and the diodes D1 and D2 are mainly used for rectifying the circuit.
For example, the conductive screw 2 connected to the left side of fig. 6 is a positive electrode, the right side is a negative electrode, and the current flows from the positive electrode to the negative electrode, at this time, the diode D2 performs circuit rectification, and the light emitting diode LED2 emits light; and if the polar type is opposite, the light emitting diode LED1 emits light, and the polar type indication is formed through the light emitting conditions of the light emitting diode LED1 and the light emitting diode LED 2.
Further, in order to detect the voltage, and enable enough voltage to form a voltage indication, piezoresistors are arranged in the first path and the second path, and are used for indicating the voltage by matching the piezoresistors with light-emitting diodes; specifically, the varistor is installed on the negative electrode side of the first path or the second path, and the connection knob 5 is allowed to be connected when the voltage across the conductive bolt 2 is generally 100V.
The voltage-sensitive resistor mainly controls the voltage in the passage, when the voltage does not meet the threshold set by the voltage-sensitive resistor, the current of the first passage or the second passage is blocked, the light-emitting diode does not emit light, and the connecting knob 5 is not allowed to connect the two conductive screws 2. When the voltage meets the threshold value set by the piezoresistor, the current is connected, the light-emitting diode flashes, and the connecting knob 5 is allowed to connect the two conductive screw rods 2; and then a voltage indication is formed according to the state of the judge of the light-emitting diode.
Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," "a preferred embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (5)
1. The utility model provides a protection connection piece of electrified pressure and utmost point type instruction, includes carrier (1), carrier (1) both ends are equipped with conductive screw (2), its characterized in that: carrier (1) upper end is equipped with first insulating sleeve (3) and second insulating sleeve (4), first insulating sleeve (3) and second insulating sleeve (4) wrap up conductive screw (2) at carrier (1) both ends respectively, carrier (1) top is equipped with connection knob (5) for by connecting two conductive screw (2) of knob (5) intercommunication, carrier (1) middle part is equipped with mounting groove (101), be equipped with indicator plate (6) in mounting groove (101), be used for by indicator plate (6) input connection conductive screw (2), be used for by indicator plate (6) as voltage indication and utmost point type instruction.
2. Protective connection pad with voltage and polarity indication according to claim 1, characterized in that: the carrier (1) both ends are equipped with access groove (102), access groove (102) are linked together with mounting groove (101), first insulating sleeve (3) and second insulating sleeve (4) insert access groove (102) in, first insulating sleeve (3) and second insulating sleeve (4) lateral wall are equipped with opening (7), indicator board (6) stretch into in opening (7).
3. Protective connection pad with voltage and polarity indication according to claim 1 or 2, characterized in that: the lower end of the carrier (1) is provided with a threaded portion (103), the threaded portion (103) is hollow, the conductive screw (2) penetrates through the threaded portion (103), and an insulating nut (104) is sleeved outside the threaded portion (103) and used for abutting against the cabinet panel from the lower end of the carrier (1) and the upper end of the insulating nut (104).
4. Protective connection pad with voltage and polarity indication according to claim 1 or 2, characterized in that: the indicating board (6) is provided with an indicating circuit, the indicating circuit comprises a first path and a second path, the first path and the second path are both provided with light emitting diodes, and the first path and the second path are arranged in a reverse direction and used for indicating by the light emitting diodes as polar types.
5. Protective connection pad with voltage and polarity indication according to claim 4, characterized in that: and piezoresistors are arranged in the first path and the second path and used for indicating the voltage by matching the piezoresistors with the light-emitting diodes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922385841.XU CN210837608U (en) | 2019-12-26 | 2019-12-26 | Protective connecting sheet with voltage and polar type indication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922385841.XU CN210837608U (en) | 2019-12-26 | 2019-12-26 | Protective connecting sheet with voltage and polar type indication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210837608U true CN210837608U (en) | 2020-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922385841.XU Active CN210837608U (en) | 2019-12-26 | 2019-12-26 | Protective connecting sheet with voltage and polar type indication |
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| Country | Link |
|---|---|
| CN (1) | CN210837608U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113311217A (en) * | 2021-07-02 | 2021-08-27 | 广东电网有限责任公司 | Potential measuring device for protective pressing plate |
-
2019
- 2019-12-26 CN CN201922385841.XU patent/CN210837608U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113311217A (en) * | 2021-07-02 | 2021-08-27 | 广东电网有限责任公司 | Potential measuring device for protective pressing plate |
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