阅读说明：本技术 一种便携式电力参数测量设备 (Portable electric power parameter measuring equipment ) 是由 刘理峰 莫晓明 章剑光 林海峰 张磊 张永建 凌玲 周晟 熊天宇 张宇波 张旭阳 于 2020-09-28 设计创作，主要内容包括：本发明公开了一种便携式电力参数测量设备,包括外壳组件和电路组件,其特征在于,所述外壳组件包括箱体底座、箱体盖板、设备放置层、两组连接杆和转动装置；所述箱体盖板转动连接于箱体侧面上边缘；所述设备放置层与箱体底座通过若干组连接杆连接；所述电路组件包括电源、供电模块、电路开关K1和电流传感器,所述电源、供电模块和电路开关均置于箱体底座内；所述电流传感器与设备放置层通过转动装置进行连接。本发明与传统电流检测仪相比较,箱体内设置有充电装置,可以使得设备不用额外再携带电源,挂钩的设计可以让使用者在使用时将设备固定防止掉落以及利于设备的携带。(The invention discloses portable electric power parameter measuring equipment which comprises a shell component and a circuit component, and is characterized in that the shell component comprises a box body base, a box body cover plate, an equipment placing layer, two groups of connecting rods and a rotating device; the box body cover plate is rotationally connected to the upper edge of the side surface of the box body; the equipment placing layer is connected with the box body base through a plurality of groups of connecting rods; the circuit assembly comprises a power supply, a power supply module, a circuit switch K1 and a current sensor, wherein the power supply, the power supply module and the circuit switch are all arranged in the base of the box body; the current sensor is connected with the equipment placing layer through a rotating device. Compared with the traditional current detector, the current detector has the advantages that the charging device is arranged in the box body, so that the equipment does not need to be additionally carried with a power supply, and the design of the hook can enable a user to fix the equipment to prevent the equipment from falling off when in use and is beneficial to carrying the equipment.)

1. A portable electric power parameter measuring device comprises a shell component and a circuit component, and is characterized in that the shell component comprises a box body base (2), a box body cover plate (3), a device placing layer (5), at least two groups of connecting rods (4) and a rotating device (7); the box body cover plate (3) is rotatably connected to the upper edge of the side surface of the box body (2); the equipment placing layer (5) is connected with the box body base (2) through a plurality of groups of connecting rods (4); the circuit assembly comprises a power supply (10), a power supply module (11), a circuit switch K1 and a current sensor (1), wherein the power supply (10) is electrically connected with the current sensor through the power supply module (11) and the circuit switch K1, and the power supply (10), the power supply module (11) and the circuit switch K1 are both arranged in a box body base (2); the current sensor (1) is connected with the equipment placing layer (5) through a rotating device (7).

2. The portable electric power parameter measurement equipment according to claim 1, wherein the two groups of connecting rods (4) are divided into a main connecting rod group (4-1) and an auxiliary connecting rod group (4-2), the main connecting rod group (4-1) and the auxiliary connecting rod group (4-2) are respectively provided with two identical sub-connecting rods, the connecting positions of the two sub-connecting rods in the same group are symmetrical relative to the equipment placing layer (5), any sub-connecting rods are parallel to each other, the lower end of each sub-connecting rod of the main connecting rod is rotatably connected with the inner wall of the box body base (2), the upper end of each sub-connecting rod is rotatably connected with the outer side of the equipment placing layer, and each sub-connecting rod is of a hollow structure made of insulating materials; the equipment placing layer (5) is parallel to the bottom surface of the box body base (3).

3. The portable electric power parameter measurement equipment according to claim 1, wherein the rotating device (7) comprises a transverse rotating shaft (7-1) and a vertical rotating shaft (7-2), two ends of the transverse rotating shaft (7-1) are rotatably connected with the inner wall of the equipment placement layer (5), one end of the vertical rotating shaft (7-2) is rotatably connected with the middle section of the transverse rotating shaft, the other end of the vertical rotating shaft (7-2) is rotatably connected with the current sensor (1), and all the rotating shafts are of hollow structures made of insulating materials.

4. A portable electrical parameter measuring device according to claim 3, characterized in that the circuit wiring of the current sensor (1) is connected with the power supply module through the vertical rotation axis (7-1), the horizontal rotation axis (7-2) and the internal hollow layer of the sub-connection rod near the horizontal rotation axis (7-2) in sequence, and the wiring among the power supply module (11), the circuit switch K1 and the power supply (10) is located in the box base (3).

5. The portable electrical parameter measurement device according to claim 4, wherein the circuit switch K1 is a normally open contact switch, the normally open contact switch is located on the base of the box body, the touch point of the normally open contact switch is aligned with the bottom of the device placement layer, the touch point of the normally open contact switch abuts against the bottom of the device placement layer when the device placement layer is retracted, and the normally open contact switch is closed; when the equipment placing layer is opened, the touch point of the normally open contact switch is separated from the bottom of the equipment placing layer, and the normally open contact switch is disconnected.

6. The portable electric power parameter measurement device as claimed in claim 4, wherein the power supply module comprises a chip U1, a diode VD1, a diode VD2, a resistor R1, a variable resistor R2, a resistor R3, a triode Q1 and a light emitting diode LED, the chip U1 is a voltage stabilizing chip LM317, and a third pin of the LM317 is a voltage input pin connected with the positive electrode of the power supply; the second pin of the LM317 is a voltage output pin and is connected with the anode of the current sensor (1) through a diode VD2, the cathode of the current sensor (1) is connected with the output end of the power supply (10) through a switch K1, the second pin of the LM317 is also connected with one end of a resistor R3, and the other end of the resistor R3 is connected with the base electrode of a triode Q1; the first pin of LM317 is connected with variable resistor R2 one end for the voltage regulation foot, the variable resistor R2 other end is connected with one end and diode VD2 positive pole of resistance R3, the first pin of LM317 still is connected with triode Q1 projecting pole through diode VD1, triode Q1 projecting pole still is connected with power (10) input, the collecting electrode of triode Q1 passes through resistance R1 and is connected with emitting diode LED positive pole, emitting diode LED negative pole passes through switch K1 and is connected with power (10) output.

7. A portable electrical parameter measurement device according to claim 1, wherein the housing assembly further comprises a retractable hook (9), the retractable hook (9) being connected to one side of the base (2) of the case by a bungee cord.

8. The portable electric power parameter measurement equipment according to claim 1, wherein the housing assembly further comprises two limiting rods (8), one end of each limiting rod is rotatably connected with the inner wall of the box cover plate (3), the other end of each limiting rod is rotatably connected with the outer side of the equipment placement layer (5), the two limiting rods are symmetrically connected relative to the equipment placement layer (5), and the two limiting rods are parallel to each other.

9. The portable electric power parameter measurement equipment according to claim 1, wherein the top of the box base (2) is matched with the bottom surface of the cover plate (3), and the top of the box base (2) is provided with an oblique radian matched with the edge of the cover plate (3).

10. The portable electrical parameter measuring device according to claim 6, wherein the side of the base (3) of the case is provided with an opening, and the Light Emitting Diode (LED) is fixedly connected to the opening of the base of the case.

Technical Field

The invention relates to the technical field of power detection equipment, in particular to portable power detection equipment.

Background

At the in-process that detects power line parameter, traditional testing tool often can't fix and drop easily when using, causes the impaired or personnel injured of equipment, and often equipment of traditional tool and charging device part, and it is extremely inconvenient to carry, influences detection efficiency. The invention disclosed in 2018, 2, 13 and under the publication number CN207007964U discloses a portable power detection device, which is improved to some extent in view of the above-mentioned problems, and an anti-slip cushion is mounted on the detection device, but the device still does not completely solve the prior art problems that a detection tool cannot be fixed, equipment and a charging device are separated, and the carrying is inconvenient.

Disclosure of Invention

The invention aims to provide portable electric power parameter measuring equipment to solve the technical problems that the detection tool cannot be fixed, and the equipment and a charging device are separated and inconvenient to carry.

In order to achieve the purpose, the invention provides the following technical scheme:

a portable electric power parameter measuring device comprises a shell component and a circuit component, and is characterized in that the shell component comprises a box body base, a box body cover plate, a device placing layer, two groups of connecting rods and a rotating device; the box body cover plate is rotationally connected to the upper edge of the side surface of the box body; the equipment placing layer is connected with the box body base through a plurality of groups of connecting rods; the circuit assembly comprises a power supply, a power supply module, a circuit switch K1 and a current sensor, wherein the power supply, the power supply module and the circuit switch are all arranged in the base of the box body; the current sensor is connected with the equipment placing layer through a rotating device.

The beneficial effect who adopts above-mentioned scheme is: the current sensor is fixed on the equipment placing layer in a rotating shaft mode, and is directly rotated to a required position when in use, so that the current sensor can be fixed; the charging device is directly arranged in the box body, and the current sensor is charged when the charging device is not used, so that the current sensor is always kept in an electrified state.

Furthermore, the two groups of connecting rods are divided into a main connecting rod group and an auxiliary connecting rod group, the main connecting rod group and the auxiliary connecting rod group are respectively provided with two identical sub-connecting rods, the connecting positions of the two sub-connecting rods in the same group are symmetrical relative to the equipment placing layer, any sub-connecting rods are parallel to each other, the lower end of each sub-connecting rod of the main connecting rod is rotatably connected with the inner wall of the box body base, the upper end of each sub-connecting rod is rotatably connected with the outer side of the equipment placing layer, and the equipment placing layer is guaranteed to be always parallel to the box body base at any stage; each sub-connecting rod is of a hollow structure made of insulating materials, and damage caused by circuit electric leakage and the like is prevented.

Further, rotating device includes horizontal axis of rotation and vertical axis of rotation, and horizontal axis of rotation both ends are connected with the rotation of equipment placement layer inner wall, and vertical axis of rotation one end is connected with horizontal axis of rotation middle section rotation, and the vertical axis of rotation other end is connected with current sensor rotates. The beneficial effect who adopts above-mentioned scheme is: the current sensor can realize the effect of rotating in any direction.

Furthermore, all the rotating shafts and the sub-connecting rods are of hollow structures made of insulating materials. Prevent the harm caused by the circuit leakage and the like.

Further, the circuit wiring between current sensor and the power module passes through vertical axis of rotation, horizontal axis of rotation and the inside hollow layer of the sub-connecting rod that is close to horizontal axis of rotation in proper order, and the wiring between power module, circuit switch K1 and the power is located the box base. All wiring of the device is fixed in the device, and the device can play a role in protecting the circuit.

Further, the circuit switch K1 is a normally open contact switch, the normally open contact switch is located on the base of the box body, a touch point of the normally open contact switch is aligned with the bottom of the equipment placing layer, when the equipment placing layer is retracted, the touch point of the normally open contact switch is abutted to the bottom of the equipment placing layer, and the normally open contact switch is closed; when the equipment placing layer is opened, the touch point of the normally open contact switch is separated from the bottom of the equipment placing layer, and the normally open contact switch is disconnected. Can not need additionally to carry the power again when carrying for equipment to the automatic charging of equipment under the box apron closure state when not using has been realized, when the box apron was opened, circuit switch K1 disconnection played protection circuit's effect.

Further, the working circuit comprises a chip U1, a diode VD1, a diode VD2, a resistor R1, a variable resistor R2, a resistor R3, a triode Q1, a light-emitting diode LED, a load and a circuit switch K1, wherein the chip U1 is a voltage stabilizing chip LM317, and a third pin of the LM317 is a voltage input pin connected with the positive electrode of the power supply; the second pin of the LM317 is a voltage output pin and is connected with the anode of a load through a diode VD2, the negative electrode of the load is connected with the power output end through a switch K1, the second pin of the LM317 is also connected with one end of a resistor R3, and the other end of the resistor R3 is connected with the base electrode of a triode Q1; the first pin of LM317 is connected with variable resistor R2 one end for the voltage regulation foot, the variable resistor R2 other end is connected with one end and diode VD2 positive pole of resistance R3, LM 317's first pin still is connected with triode Q1 projecting pole through diode VD1, triode Q1 projecting pole still is connected with power input end, triode Q1's collecting electrode is connected with emitting diode LED positive pole through resistance R1, emitting diode LED negative pole is put through switch K1 and power output end connection.

Furthermore, the shell component also comprises a telescopic hook, and the telescopic hook is connected with one side of the box body base through an elastic rope. The hanging buckle is connected with the detected object or other objects, so that the detection equipment can be prevented from falling off in the working process, and the hanging buckle is convenient to carry when being carried.

Further, the shell subassembly still includes two gag lever posts, rotates between the one end of every gag lever post and the box apron inner wall to be connected, rotates between the other end and the equipment placement layer outside to be connected, and two gag lever posts are parallel to each other for equipment placement layer symmetric connection and two gag lever posts. When the cover plate of the box body is opened, the position of the equipment placing layer is controlled by the limiting rod.

Furthermore, the top of the box base is matched with the bottom surface of the cover plate, and an oblique radian matched with the edge of the cover plate is arranged at the top of the box base. This scheme makes the box apron agree with more with the box base when closing.

Furthermore, the side surface of the box body base is provided with a hole, and the light emitting diode LED is fixedly connected to the hole of the box body base. Whether charging is finished or not is judged by observing whether the light emitting diode LED emits light or not in the closed state of the cover plate of the box body.

Compared with the traditional current detector, the charging device is arranged in the box body, so that the equipment does not need to be additionally carried with a power supply, and the design of the hook can lead the user to fix the equipment when in use, prevent the equipment from dropping and facilitate the carrying of the equipment.

Drawings

FIG. 1 is a schematic view of the structure of the cover plate of embodiment 1 when opened;

FIG. 2 is a schematic view of the structure of the embodiment 2 when the cover is closed;

FIG. 3 is a top view of a device placement layer;

FIG. 4 is a block diagram of a circuit configuration;

fig. 5 is a schematic circuit diagram of a power supply module.

The labels in the figure are: 1. the device comprises a current sensor, 2, a box body base, 3, a box body cover plate, 4, a connecting rod group, 4-1, a main connecting rod group, 4-2, an auxiliary connecting rod group, 5, an equipment placing layer, 7, a rotating device, 8, a limiting rod, 9, a telescopic hook, 10, a power supply, 11 and a power supply module.

Detailed Description

The technical solution of the present patent will be further described in detail with reference to specific examples.

Example 1:

referring to fig. 1 to 5, a portable electric parameter measuring device includes a box base 2, a box cover plate 3, a device placement layer 5, two sets of connecting rods 4, and a rotating device 7. The box body cover plate 3 is rotationally connected to the upper edge of the side face of the box body, the current sensor 1 is connected with the equipment placing layer 5 through the rotating device 7, the two groups of connecting rods 4 are divided into a main connecting rod group 4-1 and an auxiliary connecting rod group 4-2, the main connecting rod group 4-1 and the auxiliary connecting rod group 4-2 are respectively provided with two identical sub-connecting rods, the connecting positions of the two sub-connecting rods in the same group are symmetrical relative to the equipment placing layer 5, any sub-connecting rods are parallel to each other, the lower end of each sub-connecting rod of the connecting rod group is rotationally connected with the inner wall of the box body base, the upper end of each sub-connecting rod is rotationally connected with the outer side of the equipment placing layer 5, the equipment placing layer 5 is guaranteed to be always parallel to the box body base 2 at any stage, each sub-connecting rod is of a hollow, the insulating material also prevents damage due to leakage of the circuit, etc. Still include two gag lever posts 8, rotate between the one end of every gag lever post and the box apron inner wall and be connected, rotate between the other end of gag lever post and the equipment placing layer outside and be connected, two gag lever posts are parallel to each other for equipment placing layer symmetric connection and two gag lever posts. When the device is used, the box body cover plate 3 is opened, the device placing layer 5 is driven to be lifted through the limiting rod 8, the current sensor 1 is erected through the transverse rotating shaft 7-1, and the transverse rotating shaft 7-2 is utilized to adjust the current sensor 1 to the direction required by work; when the current sensor is not used, the current sensor 1 is received in the equipment placing layer 5, so that the current sensor is prevented from being damaged by external force, and the equipment placing layer 5 is accommodated in the box body base 2 under the condition that the cover plate 3 is closed; the box body is characterized by further comprising a telescopic hook, and the telescopic hook is connected with one side of the box body base through an elastic rope. When the device is used, the telescopic hook is pulled out, the hook is hung near the tested device, and then the cover plate is opened; the portable device can also be used as a carrying function when not in operation.

The wiring between power module, circuit switch K1 and the power is located the box base, the inside hollow layer of vertical axis of rotation, horizontal axis of rotation and the sub-connecting rod that is close to horizontal axis of rotation is passed through in proper order to the circuit wiring between current sensor and the power module. The circuit switch K1 is a normally open contact switch, the normally open contact switch is positioned on the base of the box body, a touch point is aligned with the bottom of the equipment placing layer, when the equipment placing layer is retracted along with the closing of the cover plate, the touch point of the normally open contact switch is abutted against the bottom of the equipment placing layer, and the normally open contact switch is closed; when the equipment placing layer is opened along with the opening of the cover plate, the touch point of the normally open contact switch is separated from the bottom of the equipment placing layer, and the normally open contact switch is disconnected.

While the foregoing is directed to the preferred embodiment of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.