CN213181763U

CN213181763U - Dedicated intelligent alternating current power meter of precision test

Info

Publication number: CN213181763U
Application number: CN202022287393.2U
Authority: CN
Inventors: 向绍宾; 冯洁文; 谢绮芬
Original assignee: Foshan Laiju Electrical Technology Co ltd
Current assignee: Foshan Laiju Electrical Technology Co ltd
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-05-11
Anticipated expiration: 2030-10-14

Abstract

The utility model belongs to the technical field of the power measurement instrument technique and specifically relates to a dedicated intelligent alternating current power meter of precision testing is related to, including the shell and set firmly the electronic component in the shell inner chamber, the shell top surface has set firmly the cooling tube that is crooked convolution, the top of shell inner chamber has set firmly the heat exchange tube that is crooked convolution, the heat exchange tube both ends are linked together with the cooling tube both ends respectively through predetermined connecting pipe, and the heat exchange tube, be equipped with the coolant liquid in connecting pipe and the cooling tube, cooling tube outside cover is equipped with the heat exchanger that looses, and a plurality of radiating hole groups have been seted up on the scattered heat. The heat that this application can make electronic component produce can give off to external environment, avoids electronic component to receive the influence of high temperature and breaks down.

Description

Dedicated intelligent alternating current power meter of precision test

Technical Field

The application relates to the technical field of power measuring instruments, in particular to an intelligent alternating current power meter special for precision testing.

Background

The power meter is an instrument for measuring electric power, and may be called watt meter, and is commonly used in an electric appliance production line, for example, in a fan production line, and the power meter can be used for detecting the electric power of a fan finished product.

The existing power meter comprises a shell and an electronic element arranged in the inner cavity of the shell, wherein the electronic element can generate heat in the operation process, so that the temperature of the inner cavity of the shell rises, the electronic element is easily affected by high temperature and breaks down, and therefore the existing power meter is usually provided with a radiating hole on the shell of the existing power meter so that the heat generated by the electronic element is radiated outside the power meter.

In view of the above-mentioned related art, the inventor believes that, in the existing heat dissipation manner, dust easily enters the inner cavity of the housing of the power meter through the heat dissipation hole and accumulates on the electronic component, which seriously affects the performance of the electronic component; therefore, further improvement can be made.

SUMMERY OF THE UTILITY MODEL

In order to make the produced heat of electronic component can give off to external environment, avoid electronic component to receive the influence of high temperature and break down, this application provides a dedicated intelligent AC power meter of precision test.

The above object of the present application is achieved by the following technical solutions:

the utility model provides a dedicated intelligent alternating current power meter of precision testing, includes the shell and sets firmly the electronic component in the shell inner chamber, the shell top surface has set firmly the cooling tube that is crooked convolution, the top of shell inner chamber has set firmly the heat exchange tube that is crooked convolution, the heat exchange tube both ends are linked together with the cooling tube both ends respectively through predetermined connecting pipe, and be equipped with the coolant liquid in heat exchange tube, connecting tube and the cooling tube, the cooling tube outside cover is equipped with the heat exchanger that looses, and a plurality of radiating hole groups have been seted up on the scattered heat exchanger.

Through adopting above-mentioned technical scheme, the produced heat of electronic component makes the temperature rise in the shell inner chamber, make the coolant liquid that is arranged in the heat exchange tube and the heat production heat exchange in the shell inner chamber, in order to reduce the temperature of shell inner chamber, at this moment, the density of the coolant liquid that is arranged in the heat exchange tube descends, make the coolant liquid that is arranged in the heat exchange tube along the connecting pipe up flow to the radiator pipe in, and produce the heat exchange with external environment in the radiator pipe, the coolant liquid that is arranged in the radiator pipe down flows to the heat exchange tube in, with this circulation, carry out completely cut off the dust when realizing electronic component's radiating.

Optionally, each heat dissipation hole group is provided with a heat dissipation fan on one side facing the heat dissipation pipe, wherein the heat dissipation hole group is provided with a plurality of metal positioning blocks in a convex shape on one side facing the heat dissipation pipe, the heat dissipation fan is provided with a positioning groove matched with the metal positioning blocks in an inserting manner, and the bottom of the positioning groove is provided with a magnet unit matched with the metal positioning blocks in a magnetic attraction manner.

Through adopting above-mentioned technical scheme, radiator fan can accelerate the flow velocity between the air in the heat exchanger and the external environment to accelerate the radiating rate of power meter, radiator fan can install through the cooperation of magnetism and fix in radiating hole group department, thereby is convenient for dismantle or install radiator fan.

Optionally, the front supporting legs are arranged at the ends, close to the front end face of the shell, of the two sides of the bottom face of the shell, and the rear supporting legs are arranged at the ends, far away from the front end face of the shell, of the two sides of the bottom face of the shell.

Through adopting above-mentioned technical scheme, two preceding supporting legs and two back supporting legs can form supporting role to the shell jointly for the shell is unsettled to be placed, is favorable to the produced heat of electronic component to be given off by the bottom surface of shell.

Optionally, every preceding supporting leg all includes fixed block and regulating block, wherein, the mounting groove has been seted up to the fixed block bottom surface, and the mounting groove extends to one side of fixed block face back supporting legs, preset hinge pin is articulated in regulating block one end and the mounting groove, and the other end extends to expose in the mounting groove.

By adopting the technical scheme, the adjusting block rotates to a horizontal arrangement state along the hinge shaft, and the fixing block is directly contacted with the tabletop or the bottom surface, so that the power meter is horizontally arranged, and the center is more stable; through rotating the regulating block to the slope along the articulated shaft and outwards extending and arranging to form the supporting role to the front end of shell, the staff of being convenient for looks over data.

Optionally, a rubber block is fixedly arranged at one end of the adjusting block far away from the hinged shaft and at the bottom surface of the fixing block.

Through adopting above-mentioned technical scheme, the rubber block can increase the frictional force between front supporting foot and desktop or the ground, is convenient for the dynamometer to stably place.

Optionally, a handle is hinged to one side of the shell, and an avoiding groove for the handle to be embedded and placed is formed in the shell in an inwards concave mode.

Through adopting above-mentioned technical scheme, the handle can be convenient for the staff and mention the power meter, when needs are accomodate the power meter, the handle is embedded into to dodging in the groove for accomodate of power meter is more convenient.

Optionally, a flexible buckle matched with the handle in a clamping manner is arranged in the avoiding groove.

Through adopting above-mentioned technical scheme, when the groove was dodged in the handle embedding, the handle can be gone into to flexible buckle in for the handle is dodging accomodating of inslot more stable.

Optionally, the inner cavity of the shell is provided with a temperature sensor and a control module, one side of the shell is provided with an LED indicator light, and the temperature sensor and the control module and the LED indicator light are electrically connected through preset wires.

Through adopting above-mentioned technical scheme, when temperature sensor experienced the temperature rise to the limit value in the shell inner chamber, convert the signal of telecommunication promptly to in transmitting the signal of telecommunication to control module, and then reported to the police by control module control LED pilot lamp, in order to remind people in time to close the power meter and make its cooling, avoid the power meter to lead to damaging because of the high temperature.

In summary, the present application includes at least one of the following beneficial technical effects:

the temperature in the inner cavity of the shell is raised by the heat generated by the electronic element, so that the cooling liquid in the heat exchange tube and the heat in the inner cavity of the shell generate heat exchange to reduce the temperature of the inner cavity of the shell, at the moment, the density of the cooling liquid in the heat exchange tube is reduced, the cooling liquid in the heat exchange tube flows upwards to the heat dissipation tube along the connecting tube and exchanges heat with the external environment in the heat dissipation tube, and the cooling liquid in the heat dissipation tube flows downwards to the heat exchange tube so as to circulate, so that the heat dissipation of the electronic element is realized and dust is isolated at the same time;

the heat dissipation fan can accelerate the flow speed between the air in the heat dissipation cover and the air in the external environment, so that the heat dissipation speed of the power meter is accelerated;

the cooling fan can be installed and fixed at the position of the cooling hole group through magnetic attraction matching, so that the cooling fan is convenient to detach or install.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a cross-sectional view of an embodiment of the present application.

Fig. 3 is an enlarged view of a in fig. 2.

Fig. 4 is a schematic view showing the position of the hinge shaft in the embodiment of the present application.

Description of reference numerals: 1. a housing; 11. a heat dissipation cover; 2. an electronic component; 31. a radiating pipe; 32. a heat exchange pipe; 33. a connecting pipe; 4. a group of radiating holes; 5. a heat radiation fan; 51. a metal positioning block; 52. positioning a groove; 53. a magnet unit; 61. a front support leg; 62. a rear supporting leg; 63. a fixed block; 631. mounting grooves; 64. an adjusting block; 65. hinging a shaft; 66. a rubber block; 7. a handle; 71. an avoidance groove; 72. a flexible buckle; 81. a temperature sensor; 82. a control module; 83. LED indication.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a special intelligent alternating current power meter for precision testing.

Referring to fig. 1 and 2, the intelligent ac power meter dedicated for precision testing comprises a housing 1 and an electronic component 2, wherein the housing 1 is a rectangular structure formed by splicing six metal sheets, and the six metal sheets together form a cavity, i.e. an inner cavity of the housing 1; the electronic component 2 is fixedly arranged at the bottom of the inner cavity of the shell 1, and at the moment, because the inner cavity of the shell 1 is in a closed state, dust is not easy to enter the inner cavity of the shell 1 and is accumulated on the electronic component 2, so that the electronic component 2 can keep the optimal performance.

In this embodiment, a heat dissipation tube 31 is fixedly disposed on the top surface of the housing 1, the heat dissipation tube 31 is in a curved spiral structure, and the heat dissipation tube 31 is attached to the top surface of the housing 1; the fixed heat exchange tube 32 that is provided with in top of 1 inner chamber of shell, heat exchange tube 32 is crooked convolution structure, and the both ends of heat exchange tube 32 all communicate there is a connecting pipe 33, two connecting pipes 33 run through the top surface of shell 1 respectively, and two connecting pipes 33 keep away from the one end of heat exchange tube 32 and are linked together with the both ends of cooling tube 31 respectively, make heat exchange tube 32, cooling tube 31 and two connecting pipes 33 form a inclosed circulating line jointly, and all be equipped with the coolant liquid in cooling tube 31, heat exchange tube 32 and the connecting pipe 33, wherein, cooling tube 31 in this embodiment, heat exchange tube 32 and connecting pipe 33 are the copper pipe, the coolant liquid in this embodiment is water.

In the using process of the power meter, the temperature in the inner cavity of the shell 1 is raised by the heat generated by the electronic element 2, so that the cooling liquid in the heat exchange tube 32 and the heat in the inner cavity of the shell 1 are subjected to heat exchange to reduce the temperature of the inner cavity of the shell 1, at the moment, the density of the cooling liquid in the heat exchange tube 32 is reduced, the cooling liquid in the heat exchange tube 32 flows upwards into the radiating tube 31 along the connecting tube 33, the heat exchange is performed with the external environment in the radiating tube 31, and the cooling liquid in the radiating tube 31 flows downwards into the heat exchange tube 32, so that the circulation is realized, and the dust is isolated while the heat dissipation of the electronic element 2 is realized.

In this embodiment, the fixed radiator cap 11 that is provided with in top of shell 1, radiator cap 11 covers the outside of locating cooling tube 31 to form the guard action to cooling tube 31, avoid cooling tube 31 directly to suffer the collision and damage, seted up four thermovent groups 4 on the radiator cap 11, every thermovent group 4 all has a plurality of louvres to constitute jointly, make and can flow each other between the air in the radiator cap 11 and the external environment.

Referring to fig. 2 and 3, in the present embodiment, a heat dissipation fan 5 is fixedly disposed at a side of each heat dissipation hole group 4 facing the heat dissipation pipe 31 to increase a flow speed between air in the heat dissipation cover 11 and air in the external environment, so as to increase a heat dissipation speed of the power meter; wherein, the side of the heat dissipation hole group 4 facing the heat dissipation pipe 31 is integrally formed with four protruding metal positioning blocks 51, and the four metal positioning blocks 51 surround the periphery of the heat dissipation hole group 4; four positioning grooves 52 have all been seted up to every radiator fan 5's top surface, four positioning grooves 52 and four metal locating piece 51 one-to-one setting, every positioning groove 52 all pegs graft the cooperation with corresponding metal locating piece 51 mutually, and the tank bottom of every positioning groove 52 all is equipped with inhales the complex magnet unit 53 with metal locating piece 51 looks magnetism, make radiator fan 5 can install through the cooperation of magnetism and fix in radiator hole group 4 department, thereby be convenient for dismantle or install radiator fan 5.

In the embodiment, a front supporting leg 61 is fixedly arranged at one end close to the front end surface of the casing 1 on both sides of the bottom surface of the casing 1, and a rear supporting leg 62 is fixedly arranged at one end far away from the front end surface of the casing 1 on both sides of the bottom surface of the casing 1; two front supporting feet 61 and two rear supporting feet 62 can jointly support the shell 1, so that the shell 1 is placed in the air, and heat generated by the electronic element 2 is favorably dissipated from the bottom surface of the shell 1.

Referring to fig. 1 and 4, in the present embodiment, each front supporting leg 61 includes a fixing block 63 and an adjusting block 64, wherein the fixing block 63 is rectangular, a mounting groove 631 having a rectangular cross section is formed on a bottom surface of the fixing block 63, and the mounting groove 631 extends to a side of the fixing block 63 facing the rear supporting leg 62; the mounting groove 631 is fixedly provided with a hinge shaft 65 at a side far away from the fixed block 63, the front end of the adjusting block 64 is hinged with the hinge shaft 65, and the tail end of the adjusting block 64 extends to be exposed out of the mounting groove 631. At this time, by rotating the adjusting block 64 to a horizontal arrangement state along the hinge shaft 65, the fixing block 63 is directly contacted with the tabletop or the bottom surface, so that the power meter is horizontally arranged, and the center is more stable; by rotating the adjusting block 64 along the hinge shaft 65 to be obliquely and outwards extended, the front end of the shell 1 is supported, so that the data can be conveniently checked by workers.

In this embodiment, a rubber block 66 is fixedly arranged at one end of the adjusting block 64 far away from the hinge shaft 65 and at the bottom surface of the fixing block 63, and the rubber block 66 can increase the friction force between the front supporting leg 61 and the table top or the ground, so that the power meter can be conveniently and stably placed.

In the embodiment, one side of the shell 1 is hinged with a handle 7, and one side of the shell 1 is inwards recessed to form an avoiding groove 71 for embedding the handle 7; can be convenient for the staff through handle 7 and mention the power meter, when needs accomodate the power meter, handle 7 is embedded into dodging in the groove 71 for accomodate of power meter is more convenient.

Referring to fig. 2, in the present embodiment, the avoiding groove 71 is provided with a flexible buckle 72, and when the handle 7 is embedded in the avoiding groove 71, the handle 7 can be clamped into the flexible buckle 72, so that the handle 7 can be more stably accommodated in the avoiding groove 71.

In this embodiment, a temperature sensor 81 and a control module 82 are fixedly arranged in an inner cavity of the housing 1, an LED indicator 83 lamp is fixedly arranged on one side of the housing 1, and the temperature sensor 81 and the control module 82 and the LED indicator 83 lamp are electrically connected through preset wires; in this embodiment, the temperature sensor 81 adopts a non-contact temperature sensor 81, and the control module 82 in this embodiment adopts a single chip as a main control chip, and the model number of the single chip is STC89C 51; a temperature limit value is preset in the control module 82 and is electrically connected with the control module 82 through the temperature sensor 81, when the temperature sensor 81 senses that the temperature in the inner cavity of the shell 1 rises to the limit value, the temperature is converted into an electric signal, the electric signal is transmitted to the control module 82, and then the control module 82 controls the LED indicating 83 lamp to give an alarm, so that people are reminded to timely close the power meter to reduce the temperature of the power meter, and the power meter is prevented from being damaged due to high temperature.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a dedicated intelligent alternating current power meter of precision test, includes shell (1) and sets firmly electronic component (2) in shell (1) inner chamber which characterized in that: shell (1) top surface has set firmly cooling tube (31) that are crooked convolution, the top of shell (1) inner chamber has set firmly heat exchange tube (32) that are crooked convolution, heat exchange tube (32) both ends are linked together with cooling tube (31) both ends respectively through predetermined connecting pipe (33), and be equipped with the coolant liquid in heat exchange tube (32), connecting pipe (33) and cooling tube (31), cooling tube (31) outside cover is equipped with radiator-hood (11), and a plurality of radiating hole groups (4) have been seted up on radiator-hood (11).

2. The intelligent alternating current power meter special for precision testing according to claim 1, characterized in that: every radiating hole group (4) all is equipped with radiator fan (5) in one side towards cooling tube (31), wherein, radiating hole group (4) are equipped with a plurality of metal locating pieces (51) that are protruding form in one side towards cooling tube (31), set up constant head tank (52) with metal locating piece (51) looks grafting adaptation on radiator fan (5), and the tank bottom of constant head tank (52) is equipped with and attracts complex magnet unit (53) mutually with metal locating piece (51).

3. The intelligent alternating current power meter special for precision testing according to claim 1, characterized in that: the one end of terminal surface all is equipped with preceding supporting leg (61) before being close to shell (1) in the both sides of shell (1) bottom surface, the one end of terminal surface all is equipped with back supporting leg (62) before keeping away from shell (1) in the both sides of shell (1) bottom surface.

4. The intelligent AC power meter special for precision testing as claimed in claim 3, wherein: every preceding supporting leg (61) all includes fixed block (63) and regulating block (64), wherein, mounting groove (631) have been seted up to fixed block (63) bottom surface, and mounting groove (631) extend to fixed block (63) one side towards back supporting leg (62), preset articulated shaft (65) are articulated mutually in regulating block (64) one end and mounting groove (631), and the other end extends to expose in mounting groove (631).

5. The intelligent AC power meter special for precision testing as claimed in claim 4, wherein: and a rubber block (66) is fixedly arranged at one end of the adjusting block (64) far away from the hinge shaft (65) and at the bottom surface of the fixing block (63).

6. The intelligent alternating current power meter special for precision testing according to claim 1, characterized in that: shell (1) one side articulates there is handle (7), and shell (1) one side is inside sunken shaping to have and is used for supplying handle (7) to inlay and establish dodging groove (71) of placing.

7. The intelligent AC power meter special for precision testing as claimed in claim 6, wherein: a flexible buckle (72) which is matched with the handle (7) in a clamping way is arranged in the avoiding groove (71).

8. The intelligent alternating current power meter special for precision testing according to claim 1, characterized in that: the LED temperature-sensing lamp is characterized in that a temperature sensor (81) and a control module (82) are arranged in the inner cavity of the shell (1), an LED indicating lamp (83) is arranged on one side of the shell (1), and the temperature sensor (81) and the control module (82) and the LED indicating lamp are electrically connected through preset wires.