CN208921745U - A kind of transformer testing instrument of good heat dissipation effect - Google Patents

Abstract

A kind of transformer testing instrument of good heat dissipation effect, including box body, box body top surface opening, lid is hingedly connected at left and right sides of box body top surface, two link blocks are fixedly mounted in the outside of lid, the distribution before and after two link blocks of the same side, box bottom quadrangle opens up first through hole respectively, vertical tube is equipped in first through hole, vertical tube upper and lower side is all closed, vertical tube top surface opens up the second through-hole, motor is fixedly mounted in vertical tube top surface, the output shaft of motor can pass through corresponding second through-hole and enter in corresponding vertical tube, several equally distributed fan blades are fixedly mounted in the output shaft bottom periphery of motor, air inlet is opened up respectively at left and right sides of vertical tube top surface.The utility model is opened while lid is tested and is able to carry out heat dissipation, stop heat dissipation while closing lid, and then the waste of the energy is helped avoid, the utility model can also avoid lid from being influenced spontaneous closing by the external world, and then guarantee that the utility model normally works.

Description

A kind of transformer testing instrument of good heat dissipation effect

Technical field

The utility model belongs to test device field, specifically a kind of transformer testing instrument of good heat dissipation effect.

Background technique

In the semi-finished product of power transformer, finished product production process, before the transformer newly installed puts into operation, according to state The preventive trial regulation of family's Electricity Department, it is desirable that turn ratio or voltage are carried out than test, to check transformation to the transformer of operation The correctness of device turn ratio, the situation of tap switch, transformer whether turn-to-turn short circuit, transformer whether can be with paired running；Become Depressor tester can generate heat during being tested, and still, transformer testing instrument heat dissipation effect on the market is not at present It is good, and then will lead to transformer testing instrument inner body and be damaged since temperature is excessively high.

Utility model content

The utility model provides a kind of transformer testing instrument of good heat dissipation effect, to solve defect in the prior art.

The utility model is achieved by the following technical programs:

A kind of transformer testing instrument of good heat dissipation effect, including box body, box body top surface opening, the box body top surface left and right sides point Not Jiao Jielianjie lid, two link blocks are fixedly mounted in the outside of lid, distribution, box before and after two link blocks of the same side Body bottom surface quadrangle opens up first through hole respectively, and vertical tube is equipped in first through hole, and vertical tube upper and lower side is all closed, and vertical tube top surface opens up the Motor is fixedly mounted in two through-holes, vertical tube top surface, and the output shaft of motor can pass through corresponding second through-hole and enter corresponding vertical tube Interior, several equally distributed fan blades are fixedly mounted in the output shaft bottom periphery of motor, opened up respectively at left and right sides of vertical tube top surface into Air port, the interior left and right sides of vertical tube open up two air outlets respectively, and two air outlets positioned at the same side are distributed up and down, outside the second through-hole Side opens up strip grooves, on the inside of strip grooves with communicated inside corresponding second through-hole, strip grooves outside is communicated with box portion outside, strip Cross bar is equipped in slot, cross bar can be moved left and right along corresponding strip grooves, and cross bar inner end is inserted into corresponding air outlet, horizontal Bar periphery is equipped with spring, and outer spring end is fixedly connected with corresponding cross bar outer end, spring inner end and corresponding first through hole outside It is fixedly connected, the type of falling U bracket is fixedly mounted in vertical tube top surface, and the first L-type support, box body or so is fixedly mounted in inverted U cradle top surface Two sides open up through groove respectively, and movable block is equipped in through groove, is fixedly connected on the inside of movable block with corresponding first L-type support top, Through groove front and rear sides open up guide groove respectively, and inserted link is fixedly mounted in movable block front and rear sides respectively, and inserted link is inserted into corresponding In guide groove, it is articulated and connected between corresponding link block bottom surface by connecting rod on the outside of movable block, the left and right sides point in box body Not Gu Dinganzhuan two the second L-type supports, distribution and be respectively positioned on corresponding the before and after two second L-type supports of the same side Below one L-type support, contact-making switch is fixedly mounted in the second L-type support top.

Handle is fixedly mounted in a kind of transformer testing instrument of good heat dissipation effect as described above, the lid top surface.

A kind of transformer testing instrument of good heat dissipation effect as described above, the box body and lid use aluminium alloy material Matter.

Shoulder is fixedly mounted in a kind of transformer testing instrument of good heat dissipation effect as described above, the box body front and rear sides Band.

Push-pull rod is fixedly mounted in a kind of transformer testing instrument of good heat dissipation effect as described above, the cross bar outer end.

The utility model has the advantages that: when using the utility model, operator first pulls out cross bar, cross bar inner end with It is located below and corresponding air outlet mutually separates, pull out lid at the same time, lid moves closer to vertical state, lid Corresponding link block is driven to move, link block also moves closer to vertical state, and link block is driven by corresponding connecting rod and corresponded to Movable block move down, movable block drives corresponding first L-type support to move down, the first L-type support drive it is corresponding fall U Type bracket moves down, and then corresponding vertical tube is driven to move down, and vertical tube gradually passes through corresponding first through hole toward outside box body Portion's movement, when lid is completely in vertical state, since spring gives one thrust of corresponding cross bar, the insertion of cross bar inner end is located at In top and corresponding air outlet, this makes it possible to fix corresponding vertical tube, and then lid can be avoided due to external force Effect is arbitrarily closed, while the horizontal support bottom surface of the first L-type support moves closer to corresponding contact-making switch, the first L-type branch The horizontal support bottom surface of frame is in contact with corresponding contact-making switch, and contact-making switch is opened, and contact-making switch is controlled by route and corresponded to Motor work, motor drives the rotation of corresponding fan blades, and the intracorporal hot gas distributed of box is entered in vertical tube by air inlet, fan blades The hot gas entered in vertical tube is driven to flow outward by air outlet, this makes it possible to effectively be radiated to box body, Jin Erneng It enough avoids transformer testing instrument inner body from being damaged since temperature is excessively high, prolongs the service life；When practical new without using this When type, pull out cross bar, cross bar inner end be located above and corresponding air outlet mutually separates, fastening lid inward at the same time Body, lid move closer to horizontality, and lid drives corresponding link block movement, and link block also moves closer to horizontality, even It connects block and drives corresponding movable block up to move by corresponding connecting rod, movable block drives corresponding first L-type support up Movement, the first L-type support drive corresponding inverted U bracket up to move, and then corresponding vertical tube is driven up to move, vertical tube by It gradually passes through corresponding first through hole to move toward tray interior, when lid is completely in horizontality, since spring is to corresponding One thrust of cross bar, the insertion of cross bar inner end are located below and in corresponding air outlets, and this makes it possible to consolidate corresponding vertical tube It lives calmly, and then can be avoided lid since external force is arbitrarily opened, while the first L-type support no longer squeezes corresponding contact Switch, contact-making switch are closed, and contact-making switch controls corresponding motor by route and closes, and motor no longer drives corresponding fan blades to turn It is dynamic, no longer radiate；The utility model is opened while lid is tested and is able to carry out heat dissipation, stops while closing lid It only radiating, and then helps avoid the waste of the energy, the utility model can also avoid lid from being influenced spontaneous closing by the external world, And then guarantee that the utility model normally works；The utility model is also equipped with that structure is simple, easy to use, manufacturing cost is low simultaneously The features such as honest and clean, should promote the use of.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of the utility model closed state；Fig. 2 is the I partial enlarged view of Fig. 1；Fig. 3 is Fig. 1 A-A cross-sectional view；Fig. 4 is the structural schematic diagram of the utility model opening state；Fig. 5 is the B direction view of Fig. 4.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to The range of the utility model protection.

A kind of transformer testing instrument of good heat dissipation effect, as shown, including box body 1,1 top surface of box body opening, the top of box body 1 Lid 2 is hingedly connected at left and right sides of face, two link blocks 3 are fixedly mounted in the outside of lid 2, positioned at two of the same side It is distributed before and after link block 3,1 bottom surface quadrangle of box body opens up first through hole 4 respectively, is equipped with vertical tube 5, about 5 vertical tube in first through hole 4 End is all closed, and 5 top surface of vertical tube opens up the second through-hole 6, and motor 7 is fixedly mounted in 5 top surface of vertical tube, and the output shaft of motor 7 can pass through Corresponding second through-hole 6 enters in corresponding vertical tube 5, and the output shaft bottom periphery of motor 7 is fixedly mounted several equally distributed Fan blades 8,5 top surface of the vertical tube left and right sides open up air inlet 9 respectively, and the left and right sides opens up two air outlets 10, position respectively in vertical tube 5 Two about 10 air outlets in the same side are distributed, and open up strip grooves 11 on the outside of the second through-hole 6,11 inside of strip grooves and corresponding the Communicated inside two through-holes 6, the outside of strip grooves 11 with communicated outside box body 1, equipped with cross bar 12 in strip grooves 11, cross bar 12 can It is moved left and right along corresponding strip grooves 11,12 inner end of cross bar is inserted into corresponding air outlet 10, and 12 periphery of cross bar is equipped with bullet Spring 13,13 outer end of spring are fixedly connected with corresponding 12 outer end of cross bar, and 13 inner end of spring is fixed on the outside of corresponding first through hole 4 Inverted U bracket 14 is fixedly mounted in connection, 5 top surface of vertical tube, and the first L-type support 15, box body 1 is fixedly mounted in 14 top surface of inverted U bracket The left and right sides opens up through groove 16 respectively, is equipped with movable block 17 in through groove 16,17 inside of movable block and corresponding first L-type support 15 Top is fixedly connected, and 16 front and rear sides of through groove open up guide groove 18 respectively, and inserted link is fixedly mounted in 17 front and rear sides of movable block respectively 19, inserted link 19 is inserted into corresponding guide groove 18, the outside of movable block 17 with pass through connection between corresponding 3 bottom surface of link block Bar 20 is articulated and connected, and two the second L-type supports 21 are fixedly mounted in the left and right sides respectively in box body 1, positioned at two of the same side the Corresponding first L-type support, 15 lower section is distributed and is respectively positioned on before and after two L type brackets 21, and 21 top of the second L-type support is fixedly mounted Contact-making switch 22.When using the utility model, operator first pulls out cross bar 12,12 inner end of cross bar be located below and phase Corresponding 10 phase of air outlet separation, pulls out lid 2 at the same time, and lid 2 moves closer to vertical state, the drive pair of lid 2 The link block 3 answered moves, and link block 3 also moves closer to vertical state, and link block 3 is driven corresponding by corresponding connecting rod 20 Movable block 17 moves down, and movable block 17 drives corresponding first L-type support 15 to move down, the drive pair of the first L-type support 15 The inverted U bracket 14 answered moves down, and then corresponding vertical tube 5 is driven to move down, and it is logical that vertical tube 5 gradually passes through corresponding first Hole 4 is toward 1 external movement of box body, when lid 2 is completely in vertical state, since spring 13 is pushed away to corresponding cross bar 12 1 Power, the insertion of 12 inner end of cross bar is located above and in corresponding air outlet 10, this makes it possible to which corresponding vertical tube 5 is fixed, And then it can be avoided lid 2 since external force is arbitrarily closed, while the horizontal support bottom surface of the first L-type support 15 is gradually leaned on Nearly corresponding contact-making switch 22, the horizontal support bottom surface of the first L-type support 15 are in contact with corresponding contact-making switch 22, contact Switch 22 is opened, and contact-making switch 22 controls corresponding motor 7 by route and works, and motor 7 drives corresponding fan blades 8 to rotate, box The hot gas distributed in body 1 is entered in vertical tube 5 by air inlet 9, and fan blades 8 drives the hot gas entered in vertical tube 5 to pass through air outlet 10 flow outward, this makes it possible to effectively be radiated to box body 1, and then can be avoided transformer testing instrument inner body by It is damaged in temperature is excessively high, prolongs the service life；When not using the utility model, cross bar 12 is pulled out, in cross bar 12 It holds and is located above and 10 phase of corresponding air outlet separates, fasten lid 2 inward at the same time, lid 2 moves closer to level State, lid 2 drive corresponding link block 3 to move, and link block 3 also moves closer to horizontality, and link block 3 passes through corresponding company Extension bar 20 drives corresponding movable block 17 up to move, and movable block 17 drives corresponding first L-type support 15 up to move, the One L-type support 15 drives corresponding inverted U bracket 14 up to move, and then corresponding vertical tube 5 is driven up to move, vertical tube 5 by Gradually pass through corresponding first through hole 4 toward 1 internal motion of box body, when lid 2 is completely in horizontality, due to spring 13 to pair 12 1 thrusts of the cross bar answered, the insertion of 12 inner end of cross bar are located below and in corresponding air outlets 10, and this makes it possible to will be right The vertical tube 5 answered is fixed, and then can be avoided lid 2 since external force is arbitrarily opened, while the first L-type support 1 is no longer Corresponding contact-making switch 22 is squeezed, contact-making switch 22 is closed, and contact-making switch 22 controls corresponding motor 7 by route and closes, electricity Machine 7 no longer drives corresponding fan blades 8 to rotate, and no longer radiates；The utility model is opened can while lid 2 is tested It radiates, stops heat dissipation while closing lid 2, and then help avoid the waste of the energy, the utility model can also be kept away Exempting from lid 2 is influenced spontaneous closing by the external world, and then guarantees that the utility model normally works；The utility model is also equipped with simultaneously The features such as structure is simple, easy to use, manufacturing cost is cheap should be promoted the use of.

Specifically, since 2 top surface of lid does not have stress point to be not easy to open it or close, lid described in the present embodiment Handle 23 is fixedly mounted in 2 top surface of body.Handle 23 can be convenient for lid 2 playing on or off in turn to one impetus of user's hand It closes.

Specifically, box body 1 and lid 2 should be good using intensity and plasticity material, while should have preferable thermal conductivity and Corrosion stability, box body 1 and lid 2 described in the present embodiment use aluminum alloy material.Aluminium alloy density is low, and intensity is high, and plasticity is good, can Various profiles are processed into, while aluminium alloy has excellent thermal conductivity and corrosion stability.

Further, since the utility model volume is larger not readily portable, 1 front and back two of box body described in the present embodiment Shoulder belt is fixedly mounted in side.It can be moved by shoulder belt when needing mobile the utility model, use is very convenient.

Further, since 12 outer end of cross bar does not have stress point to be not easy to push and pull it, described in the present embodiment Push-pull rod 24 is fixedly mounted in 12 outer end of cross bar.Push-pull rod 24 can be convenient in turn pushing and pulling cross bar to one impetus of user's hand 12。

Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations； Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc. With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution The spirit and scope of scheme.

Claims (5)

1. a kind of transformer testing instrument of good heat dissipation effect, it is characterised in that: including box body (1), box body (1) top surface opening, box It is hingedly connected lid (2) at left and right sides of body (1) top surface, two link blocks (3) are fixedly mounted in the outside of lid (2), are located at Distribution, box body (1) bottom surface quadrangle open up first through hole (4) respectively before and after two link blocks (3) of the same side, first through hole (4) Interior to be equipped with vertical tube (5), vertical tube (5) upper and lower side is all closed, and vertical tube (5) top surface opens up the second through-hole (6), and vertical tube (5) top surface is fixed It installs motor (7), the output shaft of motor (7) can pass through corresponding second through-hole (6) and enter in corresponding vertical tube (5), motor (7) several equally distributed fan blades (8) are fixedly mounted in output shaft bottom periphery, open up respectively at left and right sides of vertical tube (5) top surface Air inlet (9), the interior left and right sides of vertical tube (5) opens up two air outlets (10) respectively, on two air outlets (10) of the same side Lower distribution opens up strip grooves (11) on the outside of the second through-hole (6), on the inside of strip grooves (11) with phase inside corresponding second through-hole (6) It is logical, it is communicated outside strip grooves (11) outside and box body (1), is equipped with cross bar (12) in strip grooves (11), cross bar (12) can be along right The strip grooves (11) answered move left and right, and cross bar (12) inner end is inserted into corresponding air outlet (10), and cross bar (12) periphery is set Have spring (13), spring (13) outer end is fixedly connected with corresponding cross bar (12) outer end, spring (13) inner end and corresponding first It is fixedly connected on the outside of through-hole (4), inverted U bracket (14) are fixedly mounted in vertical tube (5) top surface, the fixed peace in inverted U bracket (14) top surface It fills the first L-type support (15), is opened up respectively through groove (16) at left and right sides of box body (1), be equipped with movable block (17) in through groove (16), move It is fixedly connected on the inside of motion block (17) with corresponding first L-type support (15) top, through groove (16) front and rear sides open up guiding respectively Slot (18), movable block (17) front and rear sides are fixedly mounted inserted link (19) respectively, and inserted link (19) is inserted into corresponding guide groove (18) it in, is articulated and connected between corresponding link block (3) bottom surface by connecting rod (20) on the outside of movable block (17), box body (1) Two the second L-type supports (21) are fixedly mounted in the interior left and right sides respectively, before and after two second L-type supports (21) of the same side It is distributed and is respectively positioned below corresponding first L-type support (15), contact-making switch is fixedly mounted in the second L-type support (21) top (22)。

2. a kind of transformer testing instrument of good heat dissipation effect according to claim 1, it is characterised in that: the lid (2) handle (23) are fixedly mounted in top surface.

3. a kind of transformer testing instrument of good heat dissipation effect according to claim 1, it is characterised in that: the box body (1) and lid (2) uses aluminum alloy material.

4. a kind of transformer testing instrument of good heat dissipation effect according to claim 1, it is characterised in that: the box body (1) shoulder belt is fixedly mounted in front and rear sides.

5. a kind of transformer testing instrument of good heat dissipation effect according to claim 1, it is characterised in that: the cross bar (12) push-pull rod (24) are fixedly mounted in outer end.