CN213398719U

CN213398719U - Hand-held transformer short circuit impedance tester

Info

Publication number: CN213398719U
Application number: CN202021827493.3U
Authority: CN
Inventors: 马德龙
Original assignee: Baoding Deyou Electrical Equipment Manufacturing Co ltd
Current assignee: Baoding Deyou Electrical Equipment Manufacturing Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-06-08
Anticipated expiration: 2030-08-27

Abstract

The utility model relates to the technical field of transformers, in particular to a portable transformer short-circuit impedance tester, which comprises an instrument body, a groove is arranged in the left center of the instrument body, a sliding plate is connected in the groove in a sliding way, a sealing plate is fixedly connected in the left center of the sliding plate, a connecting groove is fixedly connected in the left center of the groove, standing grooves are arranged at the bottom of the sliding plate and at the positions close to four corners, through the arrangement of the sliding plate, the groove, the sealing plate, the connecting groove and the supporting legs, when a worker needs to use the instrument body, the sealing plate and the sliding plate can be pulled out from the left side of the groove, the supporting legs are rotated out of the placing groove and rotated to be vertical, so that the four supporting legs can support the sliding plate, through the slide of can receiving the formula for the staff can be more convenient with notebook and this body coupling of instrument, improved the convenience of staff when connecting.

Description

Hand-held transformer short circuit impedance tester

Technical Field

The utility model relates to a transformer technical field specifically is a hand-held transformer short circuit impedance tester.

Background

The transformer short-circuit impedance tester is a basic item in conventional test items, is an instrument for comparing short-circuit impedance values measured before and after a transformer is impacted by short-circuit current, can preliminarily estimate the deformation degree of a winding according to the change size, has important significance for judging whether the transformer can be put into operation or not, and is one of the bases for judging whether the transformer requires disintegration inspection or not, when the short-circuit impedance tester of the transformer is used in the external environment, the short-circuit impedance tester of the transformer needs to be connected with a computer, the tester transmits data to the computer, a worker checks the tested data by watching a data graph on the computer, and due to the special external environment, the computer is very inconvenient when being placed beside the tester, can only be placed on the ground beside most of the time, and is easy to cause the computer to be affected with damp or collide with objects and personnel outside, thereby causing damage to the computer and affecting the normal testing of the device on the transformer.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a hand-held transformer short circuit impedance tester possesses the staff of being convenient for and is connected the computer with the transformer, can place advantages such as to the notebook, has solved traditional tester and has lacked the structure of placing the notebook, the staff of not being convenient for is connected the problem of computer with the notebook.

The utility model discloses a hand-held transformer short-circuit impedance tester, including the instrument body, instrument body left central authorities offer flutedly, sliding connection has the slide in the recess, slide left central authorities fixedly connected with closing plate, the left central authorities fixedly connected with spread groove of recess, the size and the shape of sealing plate side sight matches with the size and the shape of connecting groove side sight, the bottom of slide and the position department that is close to the four corners all have seted up the standing groove, the standing leg is all fixedly connected with through the damping hinge to the inner wall of standing groove and the one side of keeping away from the slide center, the clamping block has been seted up to the one side that the supporting leg is close to the slide center, the clamping block is the arc and is made by damping rubber, the draw-in groove has been seted up to the top of recess inner wall and the one side that is close to the slide center, when the, the movable groove is connected with a movable plate in a sliding mode, the top of the movable plate is fixedly connected with a rubber pad, and the bottom of the inner wall of the movable groove is fixedly connected with a plurality of damping assemblies.

The utility model discloses a hand-held transformer short circuit impedance tester, wherein the first slider of the equal fixedly connected with in right side of slide top and bottom, first spout has all been seted up to the central authorities of recess inner wall top and bottom, and first slider sliding connection is in first spout, and this structure sets up for when the slide slides in the recess, can drive first slider and slide in first spout, thereby prescribe a limit to the movement track of slide.

The utility model discloses a hand-held transformer short circuit impedance tester, wherein the front and the back at spread groove inner wall right side top all set up threaded hole, the front at closing plate left side top and the equal threaded connection in the back have fixing bolt, fixing bolt's right side threaded connection is in the threaded hole, this structure sets up, make the staff can fix the closing plate through fixing bolt, make the device can be stable when not using fix in the spread groove, can not follow the roll-off in the spread groove.

The utility model discloses a hand-held transformer short circuit impedance tester, wherein the arc wall has been seted up to the left central authorities of closing plate, the arc wall inner wall openly with the back and be close to the equal fixedly connected with connecting rod of position department of bottom, damping bearing fixedly connected with connecting axle is passed through on the surface of connecting rod, fixedly connected with handle between two connecting axles, the size and the shape of handle side view face and the size and the shape looks adaptation of arc groove side view face, this structure sets up, make the staff can be through the pulling handle, pull out slide and closing plate from the recess, thereby work has been improved and has been irritated the convenience of anger eye when using, when not using, can be with turning to the arc wall in the handle simultaneously.

The utility model discloses a hand-held transformer short circuit impedance tester, wherein the equal fixedly connected with second slider in bottom of the fly leaf left and right sides, the second spout has all been seted up to the left and right sides of activity inslot wall, and second slider sliding connection is in the second spout, and this structure sets up for the fly leaf can drive the second slider and slide in the second spout when the up-and-down motion, thereby prescribes a limit to the motion range of fly leaf.

The utility model discloses a hand-held transformer short circuit impedance tester, wherein damper assembly include two fixed blocks and damping spring, and two fixed blocks are fixed connection respectively in the bottom and the fly leaf bottom of activity inslot wall, and damping spring fixed connection is in the central position department between two fixed blocks.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a slide that sets up, a groove, the closing plate, the spread groove, the supporting legs, make the staff when needing to use the instrument body, can pull out closing plate and slide from the left side of recess, and roll out the supporting legs from the standing groove, and rotate to perpendicular form, make four supporting legss can play the effect of support to the slide, and the staff can place notebook computer on the slide, then with notebook and this body coupling of instrument, through the slide that can accomodate the formula, make that the staff can be more convenient with this body coupling of notebook and instrument, the convenience of staff when connecting has been improved.

2. The utility model discloses a damper, fly leaf, activity groove, slide that set up for the staff can put notebook computer on putting the thing board, thereby the damping spring in the damping assembly of downward compression, thereby make the fly leaf can the downstream, thereby make the notebook can be located the activity inslot, and spacing by the inner wall in activity groove, thereby improved the security of notebook after putting, avoided the notebook directly to place subaerial problem of weing simultaneously.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of the overall front view cross-sectional structure of the device of the present invention in use;

FIG. 2 is a schematic view of the overall front view cross-sectional structure of the device of the present invention when not in use;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

fig. 4 is the whole left side structure diagram of the present invention.

In the figure: 1. an instrument body; 2. a groove; 3. a slide plate; 4. a first slider; 5. a first chute; 6. connecting grooves; 7. a threaded hole; 8. a sealing plate; 9. fixing the bolt; 10. a placement groove; 11. supporting legs; 12. a clamping block; 13. a shock absorbing assembly; 131. a fixed block; 132. a damping spring; 14. a card slot; 15. a movable groove; 16. a movable plate; 161. a second slider; 162. a second chute; 17. a rubber pad; 18. an arc-shaped slot; 19. a connecting rod; 20. a connecting shaft; 21. a handle.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-4, the portable transformer short-circuit impedance tester of the present invention comprises an instrument body 1, a groove 2 is formed in the left center of the instrument body 1, a sliding plate 3 is slidably connected in the groove 2, a sealing plate 8 is fixedly connected to the left center of the sliding plate 3, a connecting groove 6 is fixedly connected to the left center of the groove 2, the size and shape of the side surface of the sealing plate 8 are matched with the size and shape of the side surface of the connecting groove 6, placing grooves 10 are formed in the bottom of the sliding plate 3 and near the four corners, supporting legs 11 are fixedly connected to the inner wall of the placing grooves 10 and far away from the center of the sliding plate 3 through damping hinges, a clamping block 12 is formed on the side of the supporting legs 11 near the center of the sliding plate 3, the clamping block 12 is arc-shaped and made of damping rubber, a clamping groove 14 is formed on the top of the inner wall of the groove 2, the clamping block 12 is clamped in the clamping groove 14, a movable groove 15 is formed in the top of the sliding plate 3, a movable plate 16 is connected in the movable groove 15 in a sliding mode, a rubber pad 17 is fixedly connected to the top of the movable plate 16, and a plurality of damping assemblies 13 are fixedly connected to the bottom of the inner wall of the movable groove 15.

The equal first slider 4 of fixedly connected with in right side of 3 tops of slide and bottom, first spout 5 has all been seted up to the central authorities of 2 inner walls tops of recess and bottom, and 4 sliding connection of first slider are in first spout 5, and this structure sets up for slide 3 can drive first slider 4 and slide in first spout 5 when sliding in recess 2, thereby prescribe a limit to slide 3's movement track.

Threaded hole 7 has all been seted up at the front and the back at 6 inner wall right sides tops of spread groove, the front and the equal threaded connection in the back at the front at 8 left sides tops of closing plate have fixing bolt 9, fixing bolt 9's right side threaded connection is in threaded hole 7, this structure sets up, make the staff can fix closing plate 8 through fixing bolt 9, make the device when not using closing plate 8 can be stable fix in spread groove 6, can not follow the interior roll-off of spread groove 6.

Arc wall 18 has been seted up to the left central authorities of closing plate 8, the equal fixedly connected with connecting rod 19 of position department that the arc wall 18 inner wall was openly and the back just is close to the bottom, damping bearing fixedly connected with connecting axle 20 is passed through on connecting rod 19's surface, fixedly connected with handle 21 between two connecting axles 20, the size and the shape of the face are looked to handle 21 side and the size and the shape looks adaptation of the 18 side faces of arc wall, this structure sets up, make the staff can be through pulling handle 21, pull out slide 3 and closing plate 8 from recess 2, thereby the convenience of the anger eye when using has been improved in work, when not using simultaneously, can be changeed to in the arc wall 18 with handle 21.

The bottom of the left and right sides of the movable plate 16 is fixedly connected with a second slider 161, the left and right sides of the inner wall of the movable groove 15 are provided with a second sliding groove 162, and the second slider 161 is slidably connected in the second sliding groove 162, so that the movable plate 16 can drive the second slider 161 to slide in the second sliding groove 162 when moving up and down, thereby limiting the movement range of the movable plate 16.

The damping assembly 13 includes two fixing blocks 131 and a damping spring 132, the two fixing blocks 131 are respectively and fixedly connected to the bottom of the inner wall of the movable slot 15 and the bottom of the movable plate 16, and the damping spring 132 is fixedly connected to a central position between the two fixing blocks 131.

When using the utility model discloses the time: firstly, a worker unscrews two fixing bolts 9 on a sealing plate 8 from a threaded hole 7 in a connecting groove 6, so that a fixing structure between the sealing plate 8 and the connecting groove 6 is lost, then the worker can pull out a handle 21 from an arc-shaped groove 18, pull the sealing plate 8 and the sealing plate 8 to the left by pulling the handle 21, so as to drive a first slider 4 to slide in a first sliding groove 5, slide the first slider 4 to the leftmost side of the first sliding groove 5, then the worker can rotate supporting legs 11 in a placing groove 10 from a horizontal shape to a vertical shape, so that four supporting legs 11 can play a supporting role for a sliding plate 3 after the sliding plate 3 slides out, then the worker can place a notebook computer on a movable plate 16 at the top of the sliding plate 3, and compress a damping spring 132 in a damping component 13 downwards after the notebook computer is placed on the movable plate 16, thereby drive fly leaf 16 downstream in activity groove 15 for the notebook can be located activity groove 15 insidely, thereby carry on spacingly and the protection to the notebook, prevent that the notebook from being collided with and falling subaerial by external staff at the in-process that uses, when need not using, can slide 3 and closing plate 8 to recess 2 in, and fix closing plate 8 through fixing bolt 9, thereby make that the staff can be more convenient carry whole device.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a portable transformer short circuit impedance tester, includes instrument body (1), its characterized in that: the instrument comprises an instrument body (1), a groove (2) is formed in the center of the left side of the instrument body (1), a sliding plate (3) is connected in the groove (2) in a sliding mode, a sealing plate (8) is fixedly connected to the center of the left side of the sliding plate (3), a connecting groove (6) is fixedly connected to the center of the left side of the groove (2), the size and the shape of the side view surface of the sealing plate (8) are matched with those of the connecting groove (6), standing grooves (10) are formed in the positions, close to four corners, of the bottom of the sliding plate (3), one sides, far away from the center of the sliding plate (3), of the inner walls of the standing grooves (10) are fixedly connected with supporting legs (11) through damping hinges, clamping blocks (12) are formed in one sides, close to the center of the sliding plate (3), of the supporting legs (11), the clamping blocks (12) are arc-, supporting legs (11) rotate to the horizontality and be located standing groove (10) inner wall time, fixture block (12) joint in draw-in groove (14), movable groove (15) have been seted up at the top of slide (3), sliding connection has fly leaf (16) in movable groove (15), the top fixedly connected with rubber pad (17) of fly leaf (16), a plurality of shock attenuation subassembly (13) of bottom fixedly connected with of movable groove (15) inner wall.

2. The portable transformer short circuit impedance tester of claim 1, characterized in that: the equal first slider (4) of fixedly connected with in right side of slide (3) top and bottom, first spout (5) have all been seted up to the central authorities of recess (2) inner wall top and bottom, first slider (4) sliding connection is in first spout (5).

3. The portable transformer short circuit impedance tester of claim 1, characterized in that: threaded holes (7) are formed in the front and the back of the top of the right side of the inner wall of the connecting groove (6), fixing bolts (9) are connected to the front and the back of the top of the left side of the sealing plate (8) in a threaded mode, and the right side of each fixing bolt (9) is connected into the corresponding threaded hole (7) in a threaded mode.

4. The portable transformer short circuit impedance tester of claim 1, characterized in that: arc wall (18) have been seted up to the left central authorities of closing plate (8), arc wall (18) inner wall openly and the back and be close to equal fixedly connected with connecting rod (19) in the position department of bottom, damping bearing fixedly connected with connecting axle (20) are passed through to the surface of connecting rod (19), two fixedly connected with handle (21) between connecting axle (20), the size and the shape of handle (21) side view face and the size and the shape looks adaptation of arc wall (18) side view face.

5. The portable transformer short circuit impedance tester of claim 1, characterized in that: the bottom of the left side and the bottom of the right side of the movable plate (16) are fixedly connected with second sliding blocks (161), the left side and the right side of the inner wall of the movable groove (15) are provided with second sliding grooves (162), and the second sliding blocks (161) are connected in the second sliding grooves (162) in a sliding mode.

6. The portable transformer short circuit impedance tester of claim 1, characterized in that: the damping assembly (13) comprises two fixing blocks (131) and a damping spring (132), the two fixing blocks (131) are respectively and fixedly connected to the bottom of the inner wall of the movable groove (15) and the bottom of the movable plate (16), and the damping spring (132) is fixedly connected to the central position between the two fixing blocks (131).