CN219576109U - Electricity taking device capable of preventing negative and positive poles from being reversely connected - Google Patents
Electricity taking device capable of preventing negative and positive poles from being reversely connected Download PDFInfo
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- CN219576109U CN219576109U CN202320683049.6U CN202320683049U CN219576109U CN 219576109 U CN219576109 U CN 219576109U CN 202320683049 U CN202320683049 U CN 202320683049U CN 219576109 U CN219576109 U CN 219576109U
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Abstract
The utility model discloses an electricity taking device capable of preventing reverse connection of positive and negative electrodes, which comprises a hanging arm and an electricity taking connector, wherein an anode electricity taking contact piece is fixed on the front surface of the electricity taking connector, a cathode electricity taking contact piece is fixed on the back surface of the electricity taking connector, and the anode electricity taking contact piece and the cathode electricity taking contact piece are distributed in a staggered mode. The positive electrode power-taking contact and the negative electrode power-taking contact are distributed in a staggered manner, and the conductive copper strips are also distributed in a staggered manner, so that after the power-taking connector is reversely connected, the power-taking contact and the conductive copper strips are in non-contact, and a loop is not formed.
Description
Technical Field
The utility model relates to an electricity taking structure of a display article, in particular to an electricity taking device capable of preventing reverse connection of positive and negative electrodes.
Background
As the display rack is used as a commodity display and selling prop, with the development of the market, the display rack has more and more external electrical equipment, such as a display screen, a touch sensor and other equipment, and merchants have more and more electrical equipment as power consumption points for presenting the best display and displaying effect; in addition, the power supply of the display rack is basically a voltage direct current power supply, when the equipment uses a low-voltage power supply, if the anode and the cathode are connected reversely, a short circuit can occur, the equipment is burnt out, even a fire disaster can occur, and a large safety problem is caused.
Therefore, it is necessary to develop a power taking device capable of preventing the reverse connection of the positive electrode and the negative electrode.
Disclosure of Invention
Aiming at the problems, the utility model provides the electricity taking device for preventing the reverse connection of the anode and the cathode, and whether the anode and the cathode are reversely connected can be seen through the reverse-preventing structure and the electricity connecting loop.
In order to solve the technical problems, the utility model adopts the following technical scheme: the power taking device capable of preventing the negative and positive poles from being reversely connected comprises a hanging arm and a power taking connector, wherein the power taking connector is fixed on the hanging arm;
the front end of the hanging arm is provided with a mounting groove for clamping the electric connector, one side of the front end of the mounting groove is provided with a mounting clamping groove for preventing reverse mounting, and the hanging arm is also provided with a mounting hole;
the positive electrode power taking contact piece is fixed on the front surface of the power taking connector, the negative electrode power taking contact piece is fixed on the back surface of the power taking connector, and the positive electrode power taking contact piece and the negative electrode power taking contact piece are distributed in a staggered manner;
structurally, a clamping seat matched with the mounting clamping groove is arranged on one side of the front end of the power taking connector;
the electric connector is provided with a plurality of clamping points, the front surface and the back surface of the mounting hole are respectively clamped with the clamping points, and the depth of the mounting hole is larger than the height of the two clamping points.
The hanging arm front end still extends and is equipped with the couple, and the couple is used for fixing in the hanging groove that is equipped with on the exhibition frame body, this internal vertical groove that is equipped with of exhibition frame, install conductive copper bar in the vertical groove, be used for getting electric contact card joint with anodal electricity and negative pole respectively and get electric contact, and the distribution in vertical groove also gets electric contact and negative pole and get corresponding stagger distribution of electric contact.
Further, the side edge of the electric connector is dug with a U-shaped groove, and the U-shaped groove takes the clamping seat as a starting point and surrounds three contact surfaces arranged on the hanging arm.
Further, the upper part of one end of the power taking connector, which is arranged with the hanging arm, is a power line installation part, and the clamping point is arranged on the lower end surface of the power line installation part.
Further, the lower part of one end where the electric connector and the hanging arm are installed is a reinforcing part for installation, and the clamping point is arranged on the upper end face of the reinforcing part.
As can be seen from the above description of the structure of the present utility model, compared with the prior art, the present utility model has the following advantages:
1. the clamping seat and the mounting clamping groove form a foolproof structure, and the direction of the positive pole and the reverse pole can be reminded during mounting.
2. The positive electrode power-taking contact pieces and the negative electrode power-taking contact pieces are distributed in a staggered mode, so that after the positive electrode power-taking contact pieces and the negative electrode power-taking contact pieces are installed, reverse connection is achieved, no contact is made, and a loop cannot be formed.
3. The installation is more convenient, and the structure is also comparatively stable.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of an installation structure of an electricity taking device capable of preventing negative and positive poles from being reversely connected;
FIG. 2 is a schematic diagram of an exploded structure of the power taking device for preventing reverse connection of positive and negative electrodes according to the present utility model;
FIG. 3 is a schematic view of the power connector of the power device for preventing reverse connection of positive and negative electrodes;
FIG. 4 is a schematic side view of an electric connector of the electric device for preventing negative and positive polarity reversal;
fig. 5 is a schematic diagram of a partial structure of a display rack body of the power taking device for preventing negative and positive polarity reverse connection;
fig. 6 is a schematic diagram of the back structure of the power taking device for preventing the reverse connection of the positive electrode and the negative electrode.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Examples
Referring to fig. 1-6, an electricity taking device capable of preventing negative and positive poles from being reversely connected comprises a hanging arm 2 and an electricity taking connector 1, wherein the electricity taking connector 1 is fixed on the hanging arm 2;
wherein, the front end of the hanging arm 2 is provided with a mounting groove 3 for clamping the electric connector, one side of the front end of the mounting groove 3 is provided with a mounting clamping groove 4 for preventing reverse installation, and the hanging arm 2 is also provided with a mounting hole 5;
the positive electrode power taking contact 6 is fixed on the front surface of the power taking connector 1, the negative electrode power taking contact 7 is fixed on the back surface of the power taking connector 1, and the positive electrode power taking contact 6 and the negative electrode power taking contact 7 are distributed in a staggered manner;
structurally, a clamping seat 8 matched with the mounting clamping groove is arranged on one side of the front end of the power taking connector 1;
the electricity taking connector is provided with a plurality of clamping points 9, the clamping points 9 are respectively clamped in the mounting holes 5, the clamping points 9 are clamped on the front surface and the back surface of the mounting holes 5, and the depth of the mounting holes 5 can accommodate the clamping of the two clamping points 9.
The front end of the hanging arm 2 is also extended to be provided with a hook 10 which is fixed in a hanging groove 11 arranged on the display rack body, and a vertical groove 16 is arranged in the display rack body and is clamped with a conductive copper bar 12 for the staggered positive electrode power-taking contact and the negative electrode power-taking contact.
The electric connector 1 is provided with a U-shaped groove 13, and the U-shaped groove 13 takes a clamping seat as a starting point and surrounds three contact surfaces arranged on the hanging arm 2.
The upper part of one end where the electric connector 1 and the hanging arm 2 are installed is provided with a power line installation part 14, and the clamping point 9 is arranged on the lower end face of the power line installation part.
The lower part of one end where the electric connector 1 and the hanging arm 2 are installed is provided with a reinforcing part 15 for installation, and the clamping point 9 is arranged on the upper end face of the reinforcing part.
During installation, the electric connector 1 is clamped into the hanging arm 2, at the moment, the clamping seat 8 is clamped with the installation clamping groove 4, the U-shaped groove 13 is clamped into the hanging arm 2, so that the electric connector 1 body is positioned at the position of the installation groove 3, the clamping point 9 is clamped into the installation hole 5, and at the moment, the installation of the electric connector 1 and the hanging arm 2 is completed;
the hanging arm 2 is clamped into the display rack body, the hanging hook 10 is clamped into the hanging groove 11, the positive electrode power-taking contact 6 and the negative electrode power-taking contact 7 are respectively contacted with the conductive copper bar 12 clamped into the vertical groove 16, and the installation is completed at the moment;
after the power is on, the installation is correct after the power is taken.
If the power can not be taken, the positions of the clamping seat 8 and the mounting clamping groove 4 are observed;
2. removing the lower hanging arm 2, and checking the installation direction of the anode and cathode power-taking contact;
3. the power supply line is checked.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (7)
1. Prevent getting electric installation of positive negative pole reverse connection, including hanging arm (2) and getting electric joint (1), its characterized in that: get electric joint (1) and fix on hanging arm (2), hanging arm (2) front end is equipped with mounting groove (3) that are used for the joint to get electric joint, and mounting groove (3) front end one side is equipped with installation draw-in groove (4) of anti-reverse installation, still digs on hanging arm (2) and is equipped with mounting hole (5), get electric joint (1) openly and be fixed with anodal electric contact (6), get electric contact (1) reverse side and be fixed with the negative pole and get electric contact (7), anodal electric contact (6) and negative pole get electric contact (7) staggered distribution, get electric joint (1) front end one side be equipped with installation draw-in groove complex cassette (8), be equipped with a plurality of clamping points (9) on getting electric joint, clamping point (9) joint respectively in mounting hole (5).
2. The power taking device capable of preventing reverse connection of positive and negative electrodes according to claim 1, wherein: the front end of the hanging arm (2) is also extended to be provided with a hook (10) which is used for being fixed in a hanging groove (11) arranged on the display rack body, and a vertical groove (16) is arranged in the display rack body and is clamped with a conductive copper bar (12) for the staggered positive electrode power-taking contact and the negative electrode power-taking contact to take electricity.
3. The power taking device capable of preventing reverse connection of positive and negative electrodes according to claim 1, wherein: the three contact surfaces of the power taking connector (1) and the hanging arm (2) are all provided with U-shaped grooves (13) matched with the mounting grooves.
4. The power supply device for preventing reverse connection of positive and negative electrodes according to claim 3, wherein: the U-shaped groove (13) takes the clamping seat as a starting point.
5. The power taking device capable of preventing reverse connection of positive and negative electrodes according to claim 1, wherein: the upper part of one end of the power taking connector (1) which is installed with the hanging arm (2) is a power line installation part (14), and the clamping point (9) is arranged on the lower end face of the power line installation part.
6. The power taking device capable of preventing reverse connection of positive and negative electrodes according to claim 1, wherein: the lower part of one end of the electric taking connector (1) and the hanging arm (2) is provided with a reinforcing part (15) for installation, and a clamping point (9) is arranged on the upper end face of the reinforcing part.
7. The power taking device capable of preventing reverse connection of positive and negative electrodes according to claim 1, wherein: the depth of the mounting hole (5) is larger than the height of the two clamping points (9), and the clamping points (9) are clamped on the front surface and the back surface of the mounting hole (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320683049.6U CN219576109U (en) | 2023-03-31 | 2023-03-31 | Electricity taking device capable of preventing negative and positive poles from being reversely connected |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320683049.6U CN219576109U (en) | 2023-03-31 | 2023-03-31 | Electricity taking device capable of preventing negative and positive poles from being reversely connected |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219576109U true CN219576109U (en) | 2023-08-22 |
Family
ID=87646896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320683049.6U Active CN219576109U (en) | 2023-03-31 | 2023-03-31 | Electricity taking device capable of preventing negative and positive poles from being reversely connected |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219576109U (en) |
-
2023
- 2023-03-31 CN CN202320683049.6U patent/CN219576109U/en active Active
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