CN211236103U

CN211236103U - Leakage current tester with buffering effect

Info

Publication number: CN211236103U
Application number: CN201921981124.7U
Authority: CN
Inventors: 林志坚
Original assignee: Fujian Zhongte Testing Research Institute Co ltd
Current assignee: Fujian Zhongte Testing Research Institute Co ltd
Priority date: 2019-11-17
Filing date: 2019-11-17
Publication date: 2020-08-11
Anticipated expiration: 2029-11-17

Abstract

The utility model discloses a leakage current tester with buffer action, which comprises a tester body, an adjusting frame and a pressing plate, wherein one side of the tester body is provided with the adjusting frame, the lower end of one side of the adjusting frame is fixedly connected with the pressing plate, the upper side of the adjusting frame is rotatably inserted with a rotating rod, a threaded rod is rotatably connected between the upper side and the lower side of the adjusting frame, the top end of the rotating rod is fixedly connected with a rocking handle, the bottom end of the rotating rod is fixedly connected with a driving gear, one side of the driving gear is provided with a driven gear, the driven gear is fixedly sleeved outside the threaded rod, the utility model adopts a screw driving and pressing mode to clamp the edge of an experiment table, so that a bowl-shaped sucker is under the action of pressure, thereby being firmly adsorbed on the experiment table, avoiding the displacement and the shaking of the tester body, having good fastening effect and labor-saving operation, the experiment table cannot be damaged.

Description

Leakage current tester with buffering effect

Technical Field

The utility model relates to a leakage current tester, in particular to leakage current tester with cushioning effect belongs to leakage current tester technical field.

Background

The leakage current is a current formed between metal parts electrically insulated from each other or between a charged part and a grounded part through a medium or an insulating surface around the charged part in the absence of a fault-applied voltage, and is referred to as a leakage current.

Place on the experiment mesa when leakage current detector uses, lack corresponding fixed knot and construct, personnel's mistake is bumped and is very easily caused the trouble such as leakage current detector aversion outage, and in addition, the operating surface of current leakage current detector is vertical plane structure, and the experimenter reads data and when keying operation, uses inconveniently.

SUMMERY OF THE UTILITY MODEL

The utility model provides a leakage current tester with cushioning effect adopts the mode centre gripping laboratory bench edge that screw drive compressed tightly, avoids the tester body to shift and rocks, and the fastening is effectual, and the labour saving operation, and can support tester body angle of adjustment, when experimenter reads data and button operation, convenient to use.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a leakage current tester with buffer action, which comprises a tester body, an adjusting frame and a pressing plate, wherein one side of the tester body is provided with the adjusting frame, the lower end of one side of the adjusting frame is fixedly connected with the pressing plate, the upper side of the adjusting frame is rotatably inserted with a rotating rod, a threaded rod is rotatably connected between the upper side and the lower side of the adjusting frame, the top end of the rotating rod is fixedly connected with a rocking handle, the bottom end of the rotating rod is fixedly connected with a driving gear, one side of the driving gear is provided with a driven gear, the driven gear is fixedly sleeved outside the threaded rod, a lifting plate is sleeved outside the threaded rod and below the driven gear, a rubber pad is bonded on one side of the lifting plate opposite to the pressing plate, a plurality of suckers are bonded on the bottom side of the pressing plate, two hinging blocks are fixedly connected on the upper side of the pressing, the upside of clamp plate just is located fixedly connected with bearing frame between two articulated pieces, the bearing frame internal rotation is connected with the threaded rod No. two, the one end fixedly connected with rocker of threaded rod No. two, the other end outside cover of threaded rod No. two is equipped with the slider, the upside of slider is fixed to be inlayed and is equipped with the pin rod, the outside rotation cover of pin rod is equipped with the down tube, the downside screw fixation of tester body has No. two hinges, the downside of tester body just is located the screw fixation between two hinges and has a hinge.

As an optimal technical scheme of the utility model, the one end that the pin rod was kept away from to the down tube is articulated with a hinge, two No. two the hinge is articulated with two articulated pieces respectively.

As an optimal technical scheme of the utility model, driven gear and driving gear meshing are connected, driven gear's gear radius is less than the gear radius of driving gear.

As a preferred technical scheme of the utility model, first screw hole has been seted up to the upside of lifter plate, the lifter plate passes through first screw hole and threaded rod threaded connection No. one, lifter plate and alignment jig sliding connection.

As a preferred technical scheme of the utility model, set up the second screw hole in the slider, the slider passes through second screw hole and No. two threaded rod threaded connection, slider and clamp plate sliding connection.

As an optimal technical scheme of the utility model, a hinge and two No. two hinges are the downside that isosceles triangle shape distributes at the tester body.

As an optimal technical scheme of the utility model, rubber pad and sucking disc all adopt silica gel material to make.

The utility model discloses the beneficial effect who reaches is:

1. the utility model relates to a leakage current tester with cushioning effect adopts the mode centre gripping laboratory bench edge that screw drive compressed tightly for the sucking disc pressurized action of bowl form, thereby adsorb firmly on the laboratory bench, avoid the tester body to shift and rock, fasten effectually, and easy operation, and the sucking disc and the rubber pad that adopt silica gel material to make have the cushioning effect, can not cause the damage to the laboratory bench.

2. The utility model relates to a leakage current tester with cushioning effect rotates the rocker, and No. two threaded rod screw thread drive sliders slide around, can change the distance of slider and articulated piece to change the inclination of down tube, can support tester body angle of adjustment, during experimenter read data and button operation, convenient to use.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a front view of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 is a schematic view of the connection structure of the second threaded rod of the present invention;

fig. 4 is a schematic structural diagram of the slider of the present invention.

In the figure: 1. a tester body; 2. an adjusting bracket; 3. pressing a plate; 4. a rotating rod; 5. a rocking handle; 6. a driving gear; 7. a first threaded rod; 8. a driven gear; 9. a lifting plate; 10. a rubber pad; 11. a suction cup; 12. a hinged block; 13. a bearing seat; 14. a second threaded rod; 15. a slider; 16. a pin rod; 17. a rocker; 18. a diagonal bar; 19. a first hinge joint; 20. no. two articulated head.

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.

Example (b): as shown in figures 1-4, the utility model relates to a leakage current tester with buffer action, which comprises a tester body 1, an adjusting frame 2 and a pressing plate 3, wherein one side of the tester body 1 is provided with the adjusting frame 2, the lower end of one side of the adjusting frame 2 is fixedly connected with the pressing plate 3, the upper side of the adjusting frame 2 is rotatably inserted with a rotating rod 4, a threaded rod 7 is rotatably connected between the upper side and the lower side of the adjusting frame 2, the top end of the rotating rod 4 is fixedly connected with a rocking handle 5, the bottom end of the rotating rod 4 is fixedly connected with a driving gear 6, one side of the driving gear 6 is provided with a driven gear 8, the driven gear 8 is fixedly sleeved outside the threaded rod 7, a lifting plate 9 is sleeved outside the threaded rod 7 and below the driven gear 8, a rubber pad 10 is bonded on one side of the lifting plate 9 opposite to the pressing plate, a plurality of sucking discs 11 are bonded on the hinged bottom side of the pressing plate 3, two, the upside of clamp plate 3 just is located fixedly connected with bearing frame 13 between two articulated pieces 12, the rotation is connected with threaded rod 14 No. two in bearing frame 13, the one end fixedly connected with rocker 17 of threaded rod 14 No. two, the other end outside cover of threaded rod 14 No. two is equipped with slider 15, the fixed pin rod 16 that inlays of upside of slider 15, the outside rotation cover of pin rod 16 is equipped with down tube 18, the downside screw fixation of tester body 1 has two hinges 20 No. two, the downside of tester body 1 just is located screw fixation between two hinges 20 and has a hinge 19.

The first hinge joint 19 and the two second hinge joints 20 are distributed on the lower side of the tester body 1 in an isosceles triangle shape, and the first hinge joint 19 and the two second hinge joints 20 are not on the same straight line; one end of the inclined rod 18, which is far away from the pin rod 16, is hinged with a first hinge joint 19, two second hinge joints 20 are respectively hinged with the two hinge blocks 12, the tester body 1 can be supported to adjust the inclination angle, the driven gear 8 is meshed with the driving gear 6, the gear radius of the driven gear 8 is smaller than that of the driving gear 6, and the physical strength can be saved; a first threaded hole is formed in the upper side of the lifting plate 9, the lifting plate 9 is in threaded connection with the first threaded rod 7 through the first threaded hole, the lifting plate 9 is in sliding connection with the adjusting frame 2, and the lifting plate 9 is of an L-shaped structure and can be matched with the pressing plate 3 to clamp the experiment table; a second threaded hole is formed in the sliding block 15, the sliding block 15 is in threaded connection with the second threaded rod 14 through the second threaded hole, the sliding block 15 is in sliding connection with the pressing plate 3, and the sliding block 15 can slide back and forth on the pressing plate 3; the rubber pad 10 and the sucker 11 are both made of silica gel materials, have a buffering effect and cannot damage the experiment table.

Specifically, when the utility model is used, the pressing plate 3 is firstly installed at the edge of the experiment table, the bending end of the lower end of the lifting plate 9 is positioned at the lower side of the edge of the experiment table, then the rocking handle 5 is rotated, the driving gear 6 is meshed with the driving driven gear 8, further the first threaded rod 7 is rotated to drive the lifting plate 9 to ascend, the edge of the experiment table is clamped by the pressing plate 3 and the lifting plate 9 together, the bowl-shaped sucking disc 11 is pressed to discharge air at the lower side gradually, so that the sucking disc is firmly adsorbed on the experiment table, the tester body 1 is prevented from shifting and shaking, the fastening effect is good, the operation is labor-saving, the sucking disc 11 and the rubber pad 10 made of silica gel materials have the buffer function, the experiment table is prevented from being damaged, the rocking bar 17 is rotated, the second threaded rod 14 drives the sliding block 15, thereby change the inclination of down tube 18, can support tester body 1 angle of adjustment, when the experimenter reads data and key operation, convenient to use.

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

1. A leakage current tester with a buffering effect comprises a tester body (1), an adjusting frame (2) and a pressing plate (3), and is characterized in that the adjusting frame (2) is arranged on one side of the tester body (1), the pressing plate (3) is fixedly connected to the lower end of one side of the adjusting frame (2), a rotating rod (4) is inserted into the upper side of the adjusting frame (2) in a rotating mode, a first threaded rod (7) is connected between the upper side and the lower side of the adjusting frame (2) in a rotating mode, a rocking handle (5) is fixedly connected to the top end of the rotating rod (4), a driving gear (6) is fixedly connected to the bottom end of the rotating rod (4), a driven gear (8) is arranged on one side of the driving gear (6), the driven gear (8) is fixedly sleeved on the outer side of the first threaded rod (7), and a lifting plate (9) is sleeved on the outer side of the first threaded rod (7) and below the driven gear (8, rubber pad (10) bonds with the one side that the clamp plate is relative on lifter plate (9), the bottom side of clamp plate (3) bonds and has a plurality of sucking discs (11), two articulated pieces of upside fixedly connected with (12) of clamp plate (3), the upside of clamp plate (3) just is located fixedly connected with bearing frame (13) between two articulated pieces (12), bearing frame (13) internal rotation is connected with No. two threaded rods (14), one end fixedly connected with rocker (17) of No. two threaded rods (14), the other end outside cover of No. two threaded rods (14) is equipped with slider (15), the upside of slider (15) is fixed to be inlayed and is equipped with round pin pole (16), the outside of round pin pole (16) is rotated the cover and is equipped with down tube (18), the downside fix with No. two articulated head (20) of tester body (1), the downside of tester body (1) just is located and is fixed with an articulated head (20) between two No. two articulated head (20) a hinge head(s) ( 19).

2. The leakage current tester with the buffering function is characterized in that one end, far away from the pin rod (16), of the inclined rod (18) is hinged to a first hinge joint (19), and two second hinge joints (20) are hinged to two hinge blocks (12) respectively.

3. The leakage current tester with the buffering function as claimed in claim 1, wherein the driven gear (8) is in meshed connection with the driving gear (6), and the gear radius of the driven gear (8) is smaller than that of the driving gear (6).

4. The leakage current tester with the buffering function as claimed in claim 1, wherein a first threaded hole is formed in the upper side of the lifting plate (9), the lifting plate (9) is in threaded connection with the first threaded rod (7) through the first threaded hole, and the lifting plate (9) is in sliding connection with the adjusting frame (2).

5. The leakage current tester with the buffering function according to claim 1, wherein a second threaded hole is formed in the sliding block (15), the sliding block (15) is in threaded connection with the second threaded rod (14) through the second threaded hole, and the sliding block (15) is in sliding connection with the pressing plate (3).

6. The leakage current tester with buffering function according to claim 1, wherein the first hinge (19) and the second hinge (20) are distributed on the lower side of the tester body (1) in an isosceles triangle shape.

7. The leakage current tester with buffering function as claimed in claim 1, wherein the rubber pad (10) and the suction cup (11) are made of silicone material.