CN216560860U - Three-wire test pen for voltage of multi-pole discharge tube - Google Patents
Three-wire test pen for voltage of multi-pole discharge tube Download PDFInfo
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- CN216560860U CN216560860U CN202122615984.2U CN202122615984U CN216560860U CN 216560860 U CN216560860 U CN 216560860U CN 202122615984 U CN202122615984 U CN 202122615984U CN 216560860 U CN216560860 U CN 216560860U
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Abstract
The utility model belongs to the technical field of voltage testing of an electric tube, and particularly relates to a three-wire voltage testing pen for a multi-pole discharge tube, which comprises a bottom plate, a positive and negative pole change-over switch, a first testing pin, a middle testing pin, a second testing pin, a positive connecting wire and a negative connecting wire, wherein the first testing pin is arranged at the front end of the bottom plate and is connected with the first connecting pin; the middle test foot is arranged at the front end of the bottom plate and is positioned beside the first test foot; the second testing pin is arranged at the front end of the bottom plate and positioned beside the middle testing pin, and the second testing pin is also connected with the second connecting pin; the positive connecting wire is connected with the common connecting pin and is also used for connecting a positive connecting end of an external test power supply; and the negative connecting wire is connected with the middle testing pin. The utility model reduces the labor cost, reduces the fatigue of personnel, is convenient to operate, and greatly improves the testing efficiency and the production capacity.
Description
Technical Field
The utility model belongs to the technical field of voltage test of electric tubes, and particularly relates to a voltage three-wire test pen for a multi-pole discharge tube.
Background
The gas discharge tube is used as lightning protection tube or antenna switch tube for overvoltage protection, and has two or more electrodes filled with certain amount of inert gas. The discharge tubes can be divided into two-pole discharge tubes and three-pole discharge tubes, and the electrodes are separated by inert gas.
For a multi-stage discharge tube, an electrical test is required to be performed on the multi-stage discharge tube during production, taking the three-stage discharge tube as an example, as shown in fig. 6, three electrodes of the three-stage discharge tube are A, B and C, positive and negative tests are required to be performed between every two electrodes during the electrical test, that is, for the three-stage discharge tube in fig. 6, two sides between a and B need to be measured respectively, that is, + a and-B are the first time and-a and + B are the second time, and similarly, a test is required to be performed twice between B and C, but a common discharge tube test pen on the market at present needs to clamp the electrodes of the three-stage discharge tube respectively during use, so that one three-stage discharge tube needs to be clamped four times, and further, the problems of troublesome test and reduced production capacity are caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a multi-pole discharge tube voltage three-wire test pen, and aims to solve the technical problems that the test pen in the prior art is troublesome in test when the test pen is used for carrying out electric test on a discharge tube and the production capacity is reduced.
In order to achieve the above object, an embodiment of the present invention provides a multi-pole discharge tube voltage three-wire test pen, which comprises a bottom plate, a positive/negative electrode switch, a first test pin, a middle test pin, a second test pin, a positive electrode connection wire and a negative electrode connection wire,
the positive and negative electrode change-over switch is arranged on the bottom plate and comprises a press switch, a public connecting pin, a first connecting pin and a second connecting pin, the press switch is pressed down, the public connecting pin is connected with the first connecting pin, the press switch is loosened, and the public connecting pin is connected with the second connecting pin;
the first test pin is arranged at the front end of the bottom plate and is connected with the first connecting pin;
the middle test foot is arranged at the front end of the bottom plate and is positioned beside the first test foot;
the second testing pin is arranged at the front end of the bottom plate and positioned beside the middle testing pin, and the second testing pin is also connected with the second connecting pin;
the positive connecting wire is connected with the common connecting pin and is also used for connecting a positive connecting end of an external test power supply;
and the negative connecting wire is connected with the middle testing pin.
Optionally, the front side of bottom plate is equipped with the installation department, first test foot middle part test foot with the second test foot install in proper order in the installation department.
Optionally, the rear side of the bottom plate extends to form a lead portion, and the positive connection line and the negative connection line are partially disposed in the lead portion.
Optionally, the wire portion is arranged in a groove shape.
Optionally, wire portion with be equipped with the portion of engaging between the installation department, the one end of middle part test foot is run through extend behind the installation department the portion of engaging, the negative pole connecting wire certainly wire portion extends to behind the portion of engaging with the middle part test foot is connected.
Optionally, the positive-negative switch is erected on the wire portion and the mounting portion, and covers the engagement portion.
Optionally, the negative connection line is erected on the positive and negative electrode switch and then connected with the middle test pin.
Optionally, the peripheries of the front ends of the first test foot, the middle test foot and the second test foot are all expanded to form a contact portion, and a plurality of anti-slip lines are arranged on the front end face of the contact portion.
Optionally, the positive and negative pole switch is a microswitch.
Optionally, the device further comprises two conductive clips, and the two conductive clips are respectively connected with the positive connecting wire and the negative connecting wire.
One or more technical schemes in the multi-pole discharge tube voltage three-wire test pen provided by the embodiment of the utility model at least have one of the following technical effects:
when the multi-pole discharge tube voltage three-wire test pen is used for testing, the positive connecting wire and the negative connecting wire are respectively externally connected with a positive electrode and a negative electrode of a test power supply, the first test pin, the middle test pin and the second test pin are respectively in contact with three electrodes of a three-pole discharge tube, at the moment, the press switch is not pressed down, the current of the test power supply sequentially passes through the positive connecting wire, the common connecting pin, the second connecting pin, an A electrode of the three-pole discharge tube, a B electrode of the three-pole discharge tube, the middle test pin and the negative connecting wire and then flows back to the negative electrode of the test power supply to form a complete loop, one-time testing between the A electrode and the B electrode of the three-pole discharge tube is completed, then, when the press switch is pressed down, the common connecting pin is connected with the first connecting pin, the current of the test power supply sequentially passes through the positive connecting wire and the common connecting pin, The first connecting pin, the C electrode of the tripolar discharge tube, the B electrode of the tripolar discharge tube, the middle test pin and the negative connecting wire then flow back to the negative electrode of the test power supply to form a complete loop, and one-time test between the C electrode and the B electrode of the tripolar discharge tube is completed, then, after the rotating tripolar discharge tube is rotated by 180 degrees, three electrodes of the rotating tripolar discharge tube are respectively contacted with the first test pin, the middle test pin and the second test pin again, then the second test between the C electrode and the B electrode of the three-pole discharge tube and the A electrode and the B electrode of the three-pole discharge tube are respectively completed, and then realize the voltage test to discharge tube, whole process need not a lot of centre gripping, only needs once rotatory discharge tube and twice to press switch promotes the convenience of test, reduces the cost of labor, reduces personnel's fatigue degree, and makes things convenient for the operation, greatly promotes the efficiency and the production productivity of test.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a schematic diagram of an overall structure of a multi-polar discharge tube voltage three-wire test pen according to an embodiment of the present invention;
fig. 2 is a connection block diagram of an internal circuit structure of the multi-pole discharge tube voltage three-wire test pen according to the embodiment of the present invention;
FIG. 3 is a schematic diagram of a partial structure of a three-wire test pen for testing voltage of a multi-pole discharge tube according to an embodiment of the present invention;
FIG. 4 is a schematic view of the structure of FIG. 3 from another perspective;
FIG. 5 is a schematic diagram of a partial structure of a three-wire test pen for testing voltage of a multi-pole discharge tube according to another embodiment of the present invention;
fig. 6 is a schematic structural diagram of a three-pole discharge tube in the prior art.
Wherein, in the figures, the respective reference numerals:
100. a base plate; 110. an installation part; 120. a wire portion; 130. an engagement unit; 200. a positive and negative electrode change-over switch; 210. a push switch; 220. a common connection pin; 230. a first connection pin; 240. a second connecting pin; 310. a first test pin; 311. a contact portion; 312. anti-skid lines; 320. middle test feet; 330. a second test pin; 410. a positive electrode connecting wire; 420. a negative electrode connecting wire; 430. a conductive clip.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the embodiments of the present invention, and should not be construed as limiting the utility model.
In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixed or detachably connected, or integrated; can be mechanically connected or connected; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.
In one embodiment of the present invention, as shown in fig. 1 to 6, a three-wire test pen for multi-polar discharge tube voltage is provided, which includes a bottom plate 100, an anode-cathode switch 200, a first test pin 310, a middle test pin 320, a second test pin 330, an anode connection wire 410, and a cathode connection wire 420.
The positive/negative electrode switch 200 is disposed on the bottom plate 100. The positive and negative electrode switch 200 comprises a press switch 210, a common connection pin 220, a first connection pin 230 and a second connection pin 240, wherein the press switch 210 is pressed, the common connection pin 220 is connected with the first connection pin 230, the press switch 210 is loosened, and the common connection pin 220 is connected with the second connection pin 240.
The first test pin 310 is mounted at the front end of the base plate 100 and connected to the first connection pin 230.
The middle test pin 320 is installed at the front end of the base plate 100 and located beside the first test pin.
The second testing pin 330 is installed at the front end of the bottom plate 100 and located beside the middle testing pin 320, and the second testing pin 330 is further connected with the second connecting pin 240.
The positive connection line 410 is connected to the common connection pin 220, and the positive connection line 410 is further used for connecting a positive connection end of an external test power supply.
The negative connection line 420 is connected to the middle test pin 320.
When the multi-pole discharge tube voltage three-wire test pen of the present invention is used for testing, as shown in fig. 1-2, the positive connection wire 410 and the negative connection wire 420 are respectively externally connected to the positive electrode and the negative electrode of a test power supply (shown in the figure), the first test pin 310, the middle test pin 320, and the second test pin 330 are respectively in contact with the three electrodes of a three-pole discharge tube, at this time, without pressing the push switch 210, the current of the test power supply sequentially passes through the positive connection wire 410, the common connection pin 220, the second connection pin 240, the a electrode of the three-pole discharge tube, the B electrode of the three-pole discharge tube, the middle test pin 320, and the negative connection wire 420 and then flows back to the negative electrode of the test power supply to form a complete loop, thereby completing a test between the a electrode and the B electrode of the three-pole discharge tube, and then, when the push switch 210 is pressed, the common connection pin 220 is connected to the first connection pin 230, the current of the test power sequentially passes through the positive connecting wire 410, the common connecting pin 220, the first connecting pin 230, the C electrode of the triode discharge tube, the B electrode of the triode discharge tube, the middle test pin 320 and the negative connecting wire 420 and then flows back to the negative electrode of the test power to form a complete loop, so as to complete the primary test between the C electrode and the B electrode of the triode discharge tube, then the rotary triode discharge tube is rotated by 180 degrees, and then three electrodes of the rotary triode discharge tube are respectively contacted with the first test pin 310, the middle test pin 320 and the second test pin 330 again, and then the secondary tests between the C electrode and the B electrode of the triode discharge tube and between the a electrode and the B electrode of the triode discharge tube are respectively completed, so as to further realize the voltage test of the triode discharge tube, the whole process does not need to clamp for many times, and only needs to rotate the discharge tube once and press the press switch 210 twice, the convenience of the test is promoted, the labor cost is reduced, the fatigue of personnel is reduced, the operation is convenient, and the efficiency and the production capacity of the test are greatly promoted.
In another embodiment of the present invention, as shown in fig. 1 to 5, a mounting portion 110 is provided at a front side of the base plate 100, and the first test pin 310, the middle test pin 320 and the second test pin 330 are sequentially mounted to the mounting portion 110. Installation department 110 is the cylinder shape that has set up the mounting hole, first test foot 310 middle part test foot 320 with second test foot 330 is installed in proper order on the mounting hole, specifically can adopt like mode such as embedded installation, joint or welding to realize first test foot 310 middle part test foot 320 with second test foot 330 is firm the installation.
In another embodiment of the present invention, as shown in fig. 5, the rear side of the base plate 100 extends to form the lead portion 120, and the positive connection line 410 and the negative connection line 420 are partially disposed on the lead portion 120. The lead portion 120 is used to facilitate the arrangement of the positive connecting wires 410 and the negative connecting wires 420, so that the positive connecting wires 410 and the negative connecting wires 420 are arranged in order.
In another embodiment of the present invention, the wire part 120 is provided in a groove shape. The positive connection line 410 and the negative connection line 420 are accommodated in the groove-shaped lead part 120, thereby improving space utilization.
In another embodiment of the present invention, as shown in fig. 5, an engagement portion 130 is disposed between the lead portion and the mounting portion 110, one end of the middle test pin 320 extends through the mounting portion 110 to the engagement portion 130, and the negative connection wire 420 extends from the lead portion 120 to the engagement portion 130 and is connected to the middle test pin 320. Specifically, the engagement portion 130 is configured to improve the space utilization, and an independent space is provided to facilitate connection between the negative connection line 420 and the middle test pin 320.
In another embodiment of the present invention, as shown in fig. 1 to 4, the positive/negative switch 200 is mounted on the wire portion 120 and the mounting portion 110 and covers the engaging portion 130. Through hiding the setting of portion 130 is engaged, the realization shelters from part in the portion 130 is engaged, promotes the security performance in the part use.
In another embodiment of the present invention, as shown in fig. 3 to 4, the negative connection line 420 is connected to the middle test pin 320 after being mounted on the positive-negative pole switch 200. The arrangement enables the positive connecting wire 410 and the negative connecting wire 420 to be managed separately, and facilitates subsequent maintenance and resolution.
In another embodiment of the present invention, as shown in fig. 1 to 4, the peripheral edges of the front ends of the first test pin 310, the middle test pin 320 and the second test pin 330 are all flared to form a contact portion 311, and the front end surface of the contact portion 311 is provided with a plurality of anti-skid ridges 312. The contact part 311 is formed by outward expansion, so that more contact surfaces are realized, and the use stability is improved.
In another embodiment of the present invention, the positive-negative electrode changing-over switch 200 is a micro switch.
In another embodiment of the present invention, as shown in fig. 1, the multi-polar discharge tube voltage three-wire test pen further comprises two conductive clips 430, and the two conductive clips 430 are respectively connected with the positive connection wire 410 and the negative connection wire 420. The positive connection wire 410 and the negative connection wire 420 are conveniently connected with a test power supply through the arrangement of the conductive clip 430.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A multi-polar discharge tube voltage three-wire test pen comprises a bottom plate, and is characterized by also comprising a positive and negative pole change-over switch, a first test pin, a middle test pin, a second test pin, a positive pole connecting wire and a negative pole connecting wire, wherein,
the positive and negative electrode change-over switch is arranged on the bottom plate and comprises a press switch, a public connecting pin, a first connecting pin and a second connecting pin, the press switch is pressed down, the public connecting pin is connected with the first connecting pin, the press switch is loosened, and the public connecting pin is connected with the second connecting pin;
the first test pin is arranged at the front end of the bottom plate and is connected with the first connecting pin;
the middle test foot is arranged at the front end of the bottom plate and is positioned beside the first test foot;
the second testing pin is arranged at the front end of the bottom plate and positioned beside the middle testing pin, and the second testing pin is also connected with the second connecting pin;
the positive connecting wire is connected with the common connecting pin and is also used for connecting a positive connecting end of an external test power supply;
and the negative connecting wire is connected with the middle testing pin.
2. The multi-pole discharge tube voltage three-wire test pen as claimed in claim 1, wherein a mounting part is provided at a front side of the bottom plate, and the first test pin, the middle test pin and the second test pin are sequentially mounted on the mounting part.
3. The multipole discharge tube voltage three-wire test pencil of claim 2, wherein a rear side of the base plate extends to form a lead portion, the positive and negative connection wires being partially disposed in the lead portion.
4. The multipole discharge tube voltage three-wire test pen according to claim 3, wherein the lead portions are arranged in a slot-like manner.
5. The three-wire test pencil of multipole discharge tube voltage according to claim 3, wherein an engagement portion is provided between the lead portion and the mounting portion, one end of the middle test pin penetrates through the mounting portion and extends to the engagement portion, and the negative connection wire extends from the lead portion to the engagement portion and then connects to the middle test pin.
6. The multi-pole discharge tube voltage three-wire test pen according to claim 5, wherein the positive and negative pole switch is mounted on the wire portion and the mounting portion and covers the engaging portion.
7. The multipole discharge tube voltage three-wire test pen according to any one of claims 1 to 6, wherein the negative connection line is routed over the positive and negative changeover switch and then connected to the middle test pin.
8. The multi-pole discharge tube voltage three-wire test pen according to any one of claims 1 to 6, wherein the peripheries of the front ends of the first test pin, the middle test pin and the second test pin are all flared to form a contact part, and the front end surface of the contact part is provided with a plurality of anti-skid lines.
9. The multipole discharge tube voltage three-wire test pen according to any one of claims 1 to 6, wherein the positive and negative polarity switches are microswitches.
10. The multi-polar discharge tube voltage three-wire test pencil of claim 1, further comprising two conductive clips, the two conductive clips being connected to the positive connection wire and the negative connection wire, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122615984.2U CN216560860U (en) | 2021-10-28 | 2021-10-28 | Three-wire test pen for voltage of multi-pole discharge tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122615984.2U CN216560860U (en) | 2021-10-28 | 2021-10-28 | Three-wire test pen for voltage of multi-pole discharge tube |
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| Publication Number | Publication Date |
|---|---|
| CN216560860U true CN216560860U (en) | 2022-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122615984.2U Active CN216560860U (en) | 2021-10-28 | 2021-10-28 | Three-wire test pen for voltage of multi-pole discharge tube |
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|---|---|
| CN (1) | CN216560860U (en) |
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- 2021-10-28 CN CN202122615984.2U patent/CN216560860U/en active Active
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