CN112399758B - Electric power detection device with good heat dissipation effect - Google Patents
Electric power detection device with good heat dissipation effect Download PDFInfo
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- CN112399758B CN112399758B CN202011338844.9A CN202011338844A CN112399758B CN 112399758 B CN112399758 B CN 112399758B CN 202011338844 A CN202011338844 A CN 202011338844A CN 112399758 B CN112399758 B CN 112399758B
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- detection device
- heat dissipation
- power detection
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- box body
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/06—Hermetically-sealed casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/60—Connections between or with tubular conductors
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20172—Fan mounting or fan specifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20181—Filters; Louvers
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention relates to the technical field of power equipment, and provides a power detection device with a good heat dissipation effect. This electric power detection device that radiating effect is good, internally mounted through the box has heat abstractor, motor among the heat abstractor, the flabellum, the pipe, store up cold chamber and gather the gas cover and mutually support, the motor is used for driving the flabellum rotatory, store air conditioning in the storage cold chamber, air conditioning is through gathering during the passageway that the gas cover enters into in the flabellum along the pipe, the flabellum produces the air current under the rotating condition, because the velocity of flow of air current can make pressure reduction, air conditioning blows to the electronic component's in the box surface along the round hole outflow and follow the air current, utilize the low temperature air current to take away the heat on electronic component surface, thereby can effectual improvement electronic component's life.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to a power detection device with a good heat dissipation effect.
Background
The power test is specifically used for testing the insulation performance of equipment and the running state of the equipment, and comprises a plurality of items: the method comprises the following steps of testing an absorption ratio and a polarization index, testing a dielectric loss and a capacitance, testing a direct current leakage current, a transformation ratio, a polarity test, a no-load loss and load loss test, a direct current resistance test, a transition resistance and transition time of a tap switch, a waveform test, an alternating current withstand voltage test, a winding deformation test, a transformer oil test and a partial discharge test, wherein the power detection is troublesome due to the fact that a plurality of detection items are provided and instruments required for detection are different, and a large amount of detection manpower, material resources and financial resources are required to be invested;
at present, a power detection device is disclosed in chinese patent No. CN207832833U, and an anti-static layer is designed to effectively prevent dust in air from adhering to a display screen when the power detection device works, so that the power detection device is more convenient to clean;
for another example: chinese patent No. CN209432927U discloses an electric power detection device, which can clamp the main body of the electric power detection device on the detected device, so that the user can conveniently check the detection result displayed on the display screen, and can use two hands to perform detection, thereby improving the detection efficiency and facilitating the use; the existing power detection device has the serious problem that the electronic element cannot be well cooled when the power detection device is used, so that the service life of the electronic element can be influenced, the stability of connection between the detection device and the power device is poor, and the efficiency of power detection can be influenced.
Disclosure of Invention
The invention aims to provide a power detection device with a good heat dissipation effect, so as to solve the problems that the power detection device provided in the background art cannot well dissipate heat of an electronic element when in use, further the service life of the electronic element is influenced, and the stability of connection between the detection device and the power device is poor, so that the efficiency of power detection is influenced.
The invention provides the following technical scheme: a power detection device with a good heat dissipation effect comprises a detection device, two conductive devices, a heat dissipation device and a fixing device, wherein the detection device comprises a box body and a sealing plate, a display screen and a button are embedded in the front side wall of the box body, an electric element is fixed to the top of an inner cavity of the box body through a bolt, the sealing plate is fixed to the rear side wall of the box body through the bolt, and a filter screen is embedded in the sealing plate;
the two conductive devices penetrate through the sealing plate and are communicated with the electric element, each conductive device comprises a lead, a rubber seat and a rubber sleeve, a battery cell is embedded in each lead, each rubber seat is sleeved outside each lead, a through hole is formed in each rubber seat, each rubber sleeve is sleeved outside each battery cell, and each rubber sleeve is inserted into the through hole;
the heat dissipation device is positioned in the box body and comprises a motor, fan blades, a guide pipe, a cold storage chamber and a gas gathering cover, the motor is fixed on the left side wall of the sealing plate through bolts, a transmission shaft in the motor is meshed with the fan blades, the fan blades comprise discs and blades, the blades are welded with the outer side wall of each disc, circular holes are formed in the blades, the cold storage chamber is positioned at the bottom of the inner cavity of the box body, the gas gathering cover is sleeved at the top of the cold storage chamber, one end of the guide pipe is inserted into the gas gathering cover, and the other end of the guide pipe is communicated with the fan blades through a rotating disc;
the fixing device is located in the through hole and comprises a circular ring and a spring, the circular ring is connected with the top of the inner cavity of the through hole through the spring, and the rubber sleeve penetrates through the circular ring.
As a preferred technical solution of the present invention, a U-shaped ring is fixed to each of the left and right side walls of the box body by bolts.
As a preferable embodiment of the present invention, the inner side wall of the box body and the left side wall of the sealing plate are respectively fixed with a rubber sheet by bolts.
As a preferable technical scheme of the invention, an air guide device is fixed in an inner cavity of the air collection cover through a bolt, the air guide device comprises a cross rod and a turbine, and the turbine is rotatably connected with the bottom of the cross rod through a bearing.
As a preferable technical solution of the present invention, an adsorption net is inlaid in a left side wall of the sealing plate, and the adsorption net is located on a left side of the filter screen.
As a preferable technical scheme of the invention, the top of the rubber sleeve is welded with first inverted teeth, the top of the inner cavity of the circular ring is welded with second inverted teeth, and the first inverted teeth are clamped with the second inverted teeth.
In the present invention, the circular holes are arranged in a converging manner, as shown in fig. 6.
Compared with the prior art, the invention has the following beneficial effects:
1. this electric power detection device that radiating effect is good, internally mounted through the box has heat abstractor, motor among the heat abstractor, the flabellum, the pipe, store up cold chamber and gather the gas cover and mutually support, the motor is used for driving the flabellum rotatory, store air conditioning in the storage cold chamber, air conditioning is through gathering during the passageway that the gas cover enters into in the flabellum along the pipe, the flabellum produces the air current under the rotating condition, because the velocity of flow of air current can make pressure reduction, air conditioning blows to the electronic component's in the box surface along the round hole outflow and follow the air current, utilize the low temperature air current to take away the heat on electronic component surface, thereby can effectual improvement electronic component's life.
2. This electric power detection device that radiating effect is good, install two electric installation through the rear side at the box, wire in the wire device, rubber seat and rubber sleeve use of mutually supporting, make electric core become the U type, and the rubber sleeve inserts in the rubber seat, utilize the electric core cover of U type on electric power detection's socket, and stimulate the rubber sleeve and tighten, accomplish being connected between electric installation and the electric installation that awaits measuring, thereby improve the stability of being connected between detection device and the electric installation, and then avoid contact failure and influence the efficiency that electric power detected.
3. The round hole is the formula of gathering gradually and sets up, by the different constitutions of three sections footpath mouths, when the air current passes through the filter screen introduction, the air current passes through the round hole entry, extrudees, sprays the three-section and blows to electric element, forms the condensation state to combine blowing of air conditioning, make it change density and the big air current of velocity of flow into by the external temperature difference, when reducing electric element heat dissipation, the inner space keeps a low temperature effect, compares down, need not through establishing too much cooling element, adopts the setting of physical structure, influences the space temperature to the velocity of flow.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic sectional view of the case according to the present invention;
fig. 3 is a schematic structural view of an air guiding device according to the present invention;
FIG. 4 is a schematic view of a fan blade structure according to the present invention;
fig. 5 is a schematic structural diagram of the fixing device of the present invention.
FIG. 6 is a schematic view of the structure of a blade and a circular hole of the present invention.
In the figure: 100. a detection device; 110. a box body; 111. a display screen; 112. a button; 113. a U-shaped ring; 114. an electrical component; 120. a sealing plate; 121. a filter screen; 122. an adsorption net; 130. a rubber sheet; 200. a conductive device; 210. a wire; 211. an electric core; 220. a rubber seat; 221. a through hole; 230. a rubber sleeve; 231. a first pawl; 300. a heat sink; 310. a motor; 320. a fan blade; 321. a disc; 322. a blade; 323. a circular hole; 330. a conduit; 331. rotating the disc; 340. a cold storage chamber; 350. a gas gathering cover; 360. an air guide device; 361. a cross bar; 362. a turbine; 400. a fixing device; 410. a circular ring; 411. a second pawl; 420. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a power detection device with good heat dissipation effect, which comprises: a power detection device with good heat dissipation effect is disclosed, wherein the detection device 100 comprises a box body 110 and a sealing plate 120, a display screen 111 and a button 112 are embedded in the front side wall of the box body 110, an electric element 114 is fixed at the top of an inner cavity of the box body 110 through a bolt, the sealing plate 120 is fixed on the rear side wall of the box body 110 through a bolt, and a filter screen 121 is embedded in the sealing plate 120;
the two conductive devices 200 penetrate through the sealing plate 120 and are communicated with the electrical element 114, each conductive device 200 comprises a lead 210, a rubber seat 220 and a rubber sleeve 230, a battery cell 211 is embedded in each lead 210, each rubber seat 220 is sleeved outside each lead 210, a through hole 221 is formed in each rubber seat 220, each rubber sleeve 230 is sleeved outside each battery cell 211, and each rubber sleeve 230 is inserted into each through hole 221;
the heat dissipation device 300 is located inside the box body 110, the heat dissipation device 300 comprises a motor 310, fan blades 320, a guide pipe 330, a cold storage chamber 340 and a gas gathering cover 350, the motor 310 is fixed on the left side wall of the sealing plate 120 through bolts, a transmission shaft in the motor 310 is meshed with the fan blades 320, the fan blades 320 comprise discs 321 and blades 322, the blades 322 are welded with the outer side wall of the discs 321, round holes 323 are formed in the blades 322, the cold storage chamber 340 is located at the bottom of the inner cavity of the box body 110, the gas gathering cover 350 is sleeved on the top of the cold storage chamber 340, one end of the guide pipe 330 is inserted into the gas gathering cover 350, and the other end of the guide pipe 330 is communicated with the fan blades 320 through a rotating disc 331;
the fixing device 400 is positioned in the through hole 221, the fixing device 400 comprises a circular ring 410 and a spring 420, the circular ring 410 is connected with the top of the inner cavity of the through hole 221 through the spring 420, and the rubber sleeve 230 penetrates through the circular ring 410.
The left and right side walls of the case 110 are respectively fixed with a U-shaped ring 113 by bolts.
The inner wall of the case 110 and the left wall of the sealing plate 120 are respectively fixed with rubber pieces 130 by bolts.
An air guide device 360 is fixed in an inner cavity of the air collecting cover 350 through bolts, the air guide device 360 comprises a cross rod 361 and a turbine 362, and the turbine 362 is rotatably connected with the bottom of the cross rod 361 through a bearing.
The left side wall of the sealing plate 120 is inlaid with an adsorption net 122, and the adsorption net 122 is positioned at the left side of the filter screen 121.
The top of rubber sleeve 230 has welded first pawl 231, and the inner chamber top of ring 410 has welded second pawl 411, first pawl 231 and the joint of second pawl 411.
The circular hole 323 is arranged in a gradually converging manner and is formed by different three sections of different diameter openings, when the airflow is introduced through the filter screen 121, the airflow is blown to the electric element 114 through the circular hole 323 inlet, the three sections of extrusion and injection to form a condensation state, and the condensation state is combined with the blowing of cold air, so that the external temperature difference is converted into the airflow with high density and flow rate, the heat dissipation of the electric element 114 is reduced, and meanwhile, the internal space keeps a low-temperature effect.
The working principle is as follows: when the power equipment needs to be detected, for example, current, voltage or temperature in a detection circuit is detected, two conductive devices 200 are respectively connected with a live wire and a zero wire in the circuit to be detected, the rubber sleeve 230 is held by an insulating glove, the rubber sleeve 230 is inserted into the through hole 221 after bypassing the circuit to be detected, the rubber sleeve 230 is pulled, the first inverted tooth 231 and the second inverted tooth 411 are mutually staggered and clamped, the circuit is completely connected, power is supplied to the motor 310 after the circuit is connected, the motor 310 drives the fan blade 320 to rotate, the fan blade 320 rotates to generate airflow, further the pressure around the fan blade 320 is reduced, at the moment, cold air in the cold storage chamber 340 is guided into the guide pipe 330 through the air gathering cover 350 and enters the fan blade 322 along the guide pipe 330 and finally is sprayed out from the circular hole 323, the cold air cools the airflow and blows the airflow to the electric element 114, the display screen 111 and the button 112 together to cool the electric element, so as to avoid the influence of high temperature on the accuracy of a detection result, finally, the detection result of the detection device 100 on the circuit is displayed on the display screen 111, the whole process is performed by covering the U-shaped ring 113 with hands, after the detection is finished, the finger presses the ring 410 inwards, the wire 210 is pulled outwards, the U-shaped ring contacts with the battery cell 211, and the conductive device 200 is rapidly detached from the circuit to be detected to detect the next circuit.
In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a good electric power detection device of radiating effect, includes detection device (100), two electric installation (200), heat abstractor (300) and fixing device (400), its characterized in that: the detection device (100) comprises a box body (110) and a sealing plate (120), a display screen (111) and a button (112) are embedded in the front side wall of the box body (110), an electric element (114) is fixed to the top of an inner cavity of the box body (110) through a bolt, the sealing plate (120) is fixed to the rear side wall of the box body (110) through a bolt, and a filter screen (121) is embedded in the sealing plate (120);
the two conducting devices (200) penetrate through the sealing plate (120) and are communicated with the electric element (114), each conducting device (200) comprises a lead (210), a rubber seat (220) and a rubber sleeve (230), a battery cell (211) is embedded in each lead (210), each rubber seat (220) is sleeved outside each lead (210), a through hole (221) is formed in each rubber seat (220), each rubber sleeve (230) is sleeved outside each battery cell (211), and each rubber sleeve (230) is inserted into each through hole (221);
the heat dissipation device (300) is located inside the box body (110), the heat dissipation device (300) comprises a motor (310), fan blades (320), a guide pipe (330), a cold storage chamber (340) and a gas gathering cover (350), the motor (310) is fixed on the left side wall of the sealing plate (120) through bolts, a transmission shaft in the motor (310) is meshed with the fan blades (320), the fan blades (320) comprise discs (321) and blades (322), the blades (322) are welded with the outer side wall of the discs (321), a round hole (323) is formed in the blade (322), the cold storage chamber (340) is located at the bottom of an inner cavity of the box body (110), the gas gathering cover (350) is sleeved at the top of the cold storage chamber (340), one end of the guide pipe (330) is inserted in the gas gathering cover (350), and the other end of the guide pipe (330) is communicated with the fan blades (320) through a rotating disc (331), an air guide device (360) is fixed in an inner cavity of the air collecting cover (350) through bolts, the air guide device (360) comprises a cross rod (361) and a turbine (362), and the turbine (362) is rotatably connected with the bottom of the cross rod (361) through a bearing;
the fixing device (400) is located in the through hole (221), the fixing device (400) comprises a circular ring (410) and a spring (420), the circular ring (410) is connected with the top of an inner cavity of the through hole (221) through the spring (420), and the rubber sleeve (230) penetrates through the circular ring (410).
2. The power detection device with good heat dissipation effect according to claim 1, wherein: and a U-shaped ring (113) is fixed on the left side wall and the right side wall of the box body (110) through bolts respectively.
3. The power detection device with good heat dissipation effect according to claim 1, wherein: and rubber sheets (130) are respectively fixed on the inner side wall of the box body (110) and the left side wall of the sealing plate (120) through bolts.
4. The power detection device with good heat dissipation effect according to claim 1, wherein: an adsorption net (122) is inlaid in the left side wall of the sealing plate (120), and the adsorption net (122) is located on the left side of the filter screen (121).
5. The power detection device with good heat dissipation effect according to claim 1, wherein: the top of rubber sleeve (230) has welded first pawl (231), the inner chamber top welding of ring (410) has second pawl (411), first pawl (231) with second pawl (411) joint.
6. The power detection device with good heat dissipation effect according to claim 1, wherein: the round hole (323) is arranged in a gradually gathering mode.
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| CN202011338844.9A CN112399758B (en) | 2020-11-25 | 2020-11-25 | Electric power detection device with good heat dissipation effect |
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| CN202011338844.9A CN112399758B (en) | 2020-11-25 | 2020-11-25 | Electric power detection device with good heat dissipation effect |
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| CN112399758B true CN112399758B (en) | 2021-12-10 |
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| CN116338250B (en) * | 2023-02-07 | 2024-01-05 | 国网甘肃省电力公司临夏供电公司 | Power signal detection device with good heat dissipation effect |
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