CN212932932U

CN212932932U - Frequency conversion mutual inductor comprehensive tester

Info

Publication number: CN212932932U
Application number: CN202021410878.XU
Authority: CN
Inventors: 严力; 张苏; 龙慧
Original assignee: Wuhan Intelligent Power Technology Co ltd
Current assignee: Wuhan Intelligent Power Technology Co ltd
Priority date: 2020-07-17
Filing date: 2020-07-17
Publication date: 2021-04-09
Anticipated expiration: 2030-07-17

Abstract

The utility model discloses a frequency conversion mutual-inductor comprehensive tester, concretely relates to tester technical field, comprises a box body, the inside tester body that is equipped with of box body, tester body bottom is equipped with two first telescopic links, and two first telescopic link bottoms all are connected with universal pulley, universal pulley both ends all are provided with the slider, the inside slider one side that is located of box body is equipped with the baffle, the baffle bottom is located the box body both sides and has placed the battery; the box body both sides are located battery one end and all are equipped with first slide, and first slide fixed surface installs the handle, the fixed plate top is equipped with the dust screen, the inside heat dissipation mechanism that is equipped with of box body, heat dissipation mechanism is including setting up the fan in dust screen one side, the fan outside is equipped with the shell. The utility model discloses simple structure conveniently carries when using, and the radiating effect is more obvious, prevents effectively that the instrument from taking place to damage, and easy operation improves user work efficiency greatly.

Description

Frequency conversion mutual inductor comprehensive tester

Technical Field

The utility model relates to a tester technical field, more specifically say, the utility model relates to a frequency conversion mutual-inductor integrated tester.

Background

The frequency conversion mutual inductor comprehensive tester is designed for detecting the volt-ampere characteristic, the transformation ratio, the polarity, the demagnetization, 5 percent and 10 percent of error curve, the angular difference ratio difference, the one-time through-flow detection and the like of the CT on site, the single-machine output voltage can reach 2500V, the current reaches 400A, only the test voltage/current value needs to be set during the experiment, the step length does not need to be set, the equipment can automatically boost/boost the current, the experimental results of the volt-ampere characteristic curve or the transformation ratio, the polarity and the like of the mutual inductor can be rapidly displayed, the data storage and the on-site printing are supported, the tedious labor of manual voltage regulation, manual recording, curve tracing and the like is not needed, the data can be transferred and stored and the test data can be uploaded through a USB interface, the editing storage or the printing is carried out, the operation is simple.

However, in practical use, the temperature of the instrument is too high when the instrument is used in an external environment, the heat dissipation effect is not obvious, and the instrument is exposed outside and may collide to damage the instrument.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a frequency conversion mutual-inductor integrated test appearance, through heat dissipation mechanism, pass to the absorber plate with the heat through the inside hole groove of connecting rod, rethread absorber plate conveying to the heat-conducting plate, the heat-conducting plate passes the heat to the heating panel, then passes to the box body outside in order to solve the problem that proposes in the above-mentioned background art through the heat that the fan sent the tester.

In order to achieve the above object, the utility model provides a following technical scheme: a comprehensive tester for a variable frequency transformer comprises a box body, wherein a tester body is arranged inside the box body, two first telescopic rods are arranged at the bottom of the tester body, universal pulleys are connected to the bottoms of the two first telescopic rods, sliding blocks are arranged at two ends of each universal pulley, a partition plate is arranged inside the box body and positioned on one side of each sliding block, storage batteries are placed on the bottoms of the partition plates and positioned on two sides of the box body, first sliding plates are arranged on two sides of the box body and positioned on one side of each storage battery, handles are fixedly arranged on the surfaces of the first sliding plates, dust screens are arranged above the first sliding plates, and heat dissipation mechanisms;

the heat dissipation mechanism is including setting up the fan in dust screen one side, the fan outside is equipped with the shell, shell one end is equipped with the connecting axle, the shell other end can be dismantled with the box body and be connected, connecting axle one side is equipped with the heating panel, baffle top fixed mounting has the absorber plate, it is equipped with the heat-conducting plate to lie in baffle top position between heating panel and the absorber plate, absorber plate one side is equipped with the connecting rod, fan one end fixed mounting has branch, branch one end and connecting rod outer wall fixed connection.

In a preferable embodiment, the bottom of the universal pulley is provided with a second sliding plate, two ends of the second sliding plate penetrate through the sliding block and extend to one side of the sliding block, and the second sliding plate is connected with the sliding block in a sliding manner.

In a preferred embodiment, a second telescopic rod is installed at one end of the second sliding plate, one end of the second telescopic rod is welded or screwed with the second sliding plate, and the other end of the second telescopic rod is fixedly connected with the box body.

In a preferred embodiment, two ends of the universal pulley are connected with the two sliding blocks in a sliding mode, and the universal pulley is a member made of cast iron.

In a preferred embodiment, the box body is internally provided with connecting blocks at two ends of the box body, one side of each connecting block is provided with a protection plate in the box body, the vertical section of each connecting block is of a concave structure, and the protection plates are connected with the box body in a sliding manner through the connecting blocks.

In a preferred embodiment, the box body is internally provided with a clamping groove close to the outer wall of the sliding plate, and the first sliding plate is connected with the box body in a sliding mode through the clamping groove.

In a preferred embodiment, the partition board is welded with the box body, the surface of the connecting rod is provided with a plurality of hole grooves, and the connecting rod is welded with the partition board and the inner wall of the box body.

In a preferred embodiment, the heat dissipation plate and the housing are detachably connected through a connecting shaft, the vertical section of the housing is of a circular structure, and the housing is a stainless steel member.

The utility model discloses a technological effect and advantage:

1. through the arrangement of the heat dissipation mechanism, heat is transferred to the heat absorption plate through the hole grooves in the connecting rod, then is transferred to the heat conduction plate through the heat absorption plate, the heat conduction plate transfers the heat to the heat dissipation plate, and then the heat emitted by the tester is transferred to the outside of the box body through the fan, so that the heat dissipation effect of the tester can be achieved;

2. compared with the prior art, through being equipped with the telescopic link in tester body bottom, stretch the box body outside through the outside pulley of telescopic link with tester body bottom, can reach the removal instrument that also can be convenient under the condition of not taking out the tester, thereby can effectually prevent that the instrument from preventing that the instrument from colliding makes the instrument damage when using, better protection instrument.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of a position a in fig. 1 according to the present invention.

Fig. 3 is a schematic view of the structure of the joint between the protection plate and the box body of the present invention.

Fig. 4 is a schematic view of the connecting block structure of the present invention.

Fig. 5 is a schematic view of the structure of the junction between the first sliding plate and the box body of the present invention.

Fig. 6 is the structure diagram of the tester body of the present invention.

The reference signs are: 1. a box body; 2. a tester body; 3. a first telescopic rod; 4. a universal pulley; 5. a slider; 6. a partition plate; 7. a storage battery; 8. a first slide plate; 9. a handle; 10. a dust screen; 11. a fan; 12. a housing; 13. a connecting shaft; 14. a heat dissipation plate; 15. a heat absorbing plate; 16. a heat conducting plate; 17. a connecting rod; 18. a strut; 19. a second slide plate; 20. a second telescopic rod; 21. connecting blocks; 22. and (4) a protective plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The comprehensive tester of the variable frequency transformer comprises a box body 1, a tester body 2 is arranged in the box body 1, two first telescopic rods 3 are arranged at the bottom of the tester body 2, universal pulleys 4 are connected to the bottoms of the two first telescopic rods 3, sliding blocks 5 are arranged at two ends of each universal pulley 4, a partition plate 6 is arranged inside the box body 1 and positioned on one side of each sliding block 5, storage batteries 7 are placed on two sides of the box body 1 and positioned at the bottom of each partition plate 6, first sliding plates 8 are arranged on two sides of the box body 1 and positioned on one sides of the storage batteries 7, handles 9 are fixedly arranged on the surfaces of the first sliding plates 8, a dust screen 10 is arranged above each first sliding plate 8, and a heat dissipation mechanism is;

the heat dissipation mechanism is including setting up fan 11 in dust screen 10 one side, fan 11 outside is equipped with shell 12, shell 12 one end is equipped with connecting axle 13, the shell 12 other end can be dismantled with box body 1 and be connected, connecting axle 13 one side is equipped with

heating panel

14, 6 top fixed mounting of baffle have absorber plate 15, it is equipped with heat-conducting plate 16 to lie in 6 top positions of baffle between heating panel 14 and the absorber plate 15, absorber plate 15 one side is equipped with connecting

rod

17, 11 one end fixed mounting of fan has

branch

18, 18 one end of branch and 17 outer wall fixed connection of connecting rod.

Further, 4 bottoms of universal pulley are equipped with

second slide

19, and 19 both ends of second slide all run through slider 5 and extend to slider 5 one side, sliding connection between second slide 19 and the slider 5 to in 1 outsides of box body are extended to universal pulley 4 from box body 1 inside through first telescopic link 3, make things convenient for tester body 2 to conveniently remove under the condition that does not take out, it is more convenient to carry.

Further, second telescopic link 20 is installed to 19 one ends of second slide, and 20 one ends of second telescopic link and 19 welding of second slide or threaded connection, the 20 other ends of second telescopic link and box body 1 fixed connection stimulate slide 5 one side through second telescopic link 20 to the universal wheel extends in box body 1 outside through first telescopic link 3.

Furthermore, sliding connection between 4 both ends of universal pulley and two sliders 5, and universal pulley 4 is the component of cast iron material, in order to let universal pulley 4 can slide between slider 5, the phenomenon that universal pulley 4 blocks between the slide can not appear.

Further, 1 inside both ends that are located the box body of box body 1 of box body all are equipped with connecting block 21, the inside that connecting block 21 one side is located box body 1 is equipped with guard plate 22, connecting block 21 erects the cross-section and is a spill structure, and guard plate 22 with pass through connecting block 21 sliding connection with box body 1, through setting up connecting block 21, so that guard plate 22 can slide on box body 1 through connecting block 21, when not using, in order to protect tester body 2, prevent that the dust from falling into, connecting block 21 can be convenient for the antiskid ribbed tile and be connected with box body 1 simultaneously.

Further, 8 outer walls of box body 1 inside being close to first slide all are equipped with the draw-in groove, and first slide 8 passes through draw-in groove sliding connection with box body 1 to when up promoting the slide, the slide can slide through draw-in groove and box body 1, and battery 7 does not have the electricity, is convenient for be used for changing 1 inside battery 7 of box body.

Further,

baffle

6 and 1 welding of box body, connecting rod 17 surface are equipped with a plurality of hole grooves, and connecting rod 17 is the welding with the connected mode of

baffle

6 and 1 inner wall of box body, for making connecting rod 17 have stability more, are equipped with the draw-in groove on connecting rod 17 surface simultaneously and give off the heat in the use for the convenience of tester body 2.

Furthermore, the heat dissipation plate 14 is detachably connected with the shell 12 through a connecting shaft 13, the vertical section of the shell 12 is of a circular structure, and the shell 12 is a stainless steel component, so that the shell 12 can be conveniently detached when damaged or required to be cleaned in the use process in the later period.

The utility model discloses the theory of operation: the user puts the tester body 2 into the box body 1, pulls the second sliding plate 19 to one side of the sliding block 5 through the second telescopic rod 20, pushes the universal wheel to the outside of the box body 1 through the first telescopic rod 3, and is used for pushing the box body 1 and the tester body 2, so that the effect of convenient carrying can be achieved, when the tester is needed, firstly, a power supply is connected, the instrument to be tested is connected with the input and output ends of the tester body 2, and a regulating button is arranged, at the moment, the tester starts to work, because the power consumption is large, a large amount of heat can be generated, the heat is transmitted to the heat absorbing plate 15 through the hole grooves in the connecting rod 17, then the heat is transmitted to the heat conducting plate 16 through the heat absorbing plate 15, the heat conducting plate 16 transmits the heat to the heat radiating plate 14, and then the heat emitted by the tester is transmitted to the outside of the box body 1 through the fan 11, so that the heat radiating effect of the tester can be achieved, prevent that the dust from getting into box body 1 in, make the tester cause the pollution, can open box body 1 through upwards promoting first slide 8 simultaneously, be convenient for change convenient operation when battery 7 damages or does not have the electricity.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a frequency conversion mutual-inductor integrated tester, includes box body (1), its characterized in that: the tester is characterized in that a tester body (2) is arranged in the box body (1), two first telescopic rods (3) are arranged at the bottom of the tester body (2), universal pulleys (4) are connected to the bottoms of the two first telescopic rods (3), sliding blocks (5) are arranged at two ends of each universal pulley (4), a partition plate (6) is arranged inside the box body (1) and positioned on one side of each sliding block (5), storage batteries (7) are placed on the bottoms of the partition plates (6) and positioned on two sides of the box body (1), first sliding plates (8) are arranged on two sides of the box body (1) and positioned on one sides of the storage batteries (7), handles (9) are fixedly arranged on the surfaces of the first sliding plates (8), a dust screen (10) is arranged above the first sliding plates (8), and a heat dissipation;

the heat dissipation mechanism is including setting up fan (11) in dust screen (10) one side, fan (11) outside is equipped with shell (12), shell (12) one end is equipped with connecting axle (13), shell (12) other end can be dismantled with box body (1) and be connected, connecting axle (13) one side is equipped with heating panel (14), baffle (6) top fixed mounting has absorber plate (15), it is equipped with heat-conducting plate (16) to lie in baffle (6) top position between heat-conducting plate (14) and absorber plate (15), absorber plate (15) one side is equipped with connecting rod (17), fan (11) one end fixed mounting has branch (18), branch (18) one end and connecting rod (17) outer wall fixed connection.

2. The comprehensive tester of the variable-frequency transformer as claimed in claim 1, wherein: universal pulley (4) bottom is equipped with second slide (19), second slide (19) both ends all run through slider (5) and extend to slider (5) one side, sliding connection between second slide (19) and slider (5).

3. The comprehensive tester of the variable-frequency transformer as claimed in claim 2, wherein: second telescopic link (20) is installed to second slide (19) one end, second telescopic link (20) one end and second slide (19) welding or threaded connection, second telescopic link (20) other end and box body (1) fixed connection.

4. The comprehensive tester of the variable-frequency transformer as claimed in claim 1, wherein: the two ends of the universal pulley (4) are connected with the two sliding blocks (5) in a sliding mode, and the universal pulley (4) is a member made of cast iron.

5. The comprehensive tester of the variable-frequency transformer as claimed in claim 1, wherein: the utility model discloses a box body, including box body (1), connecting block (21) and box body (1), box body (1) inside is located box body (1) both ends and all is equipped with connecting block (21), the inside that connecting block (21) one side is located box body (1) is equipped with guard plate (22), connecting block (21) erect the cross-section and be a spill structure, and guard plate (22) with box body (1) through connecting block (21) sliding connection.

6. The comprehensive tester of the variable-frequency transformer as claimed in claim 1, wherein: the box body (1) is internally provided with a clamping groove close to the outer wall of the first sliding plate (8), and the first sliding plate (8) is connected with the box body (1) in a sliding mode through the clamping groove.

7. The comprehensive tester of the variable-frequency transformer as claimed in claim 1, wherein: baffle (6) and box body (1) welding, connecting rod (17) surface is equipped with a plurality of hole grooves, and connecting rod (17) are the welding with the connected mode of baffle (6) and box body (1) inner wall.

8. The comprehensive tester of the variable-frequency transformer as claimed in claim 1, wherein: the heat dissipation plate (14) is detachably connected with the shell (12) through a connecting shaft (13), the vertical section of the shell (12) is of a circular structure, and the shell (12) is a stainless steel component.