CN108957043B

CN108957043B - Special preventative test device of arrester

Info

Publication number: CN108957043B
Application number: CN201810857502.4A
Authority: CN
Inventors: 陈波
Original assignee: Wuhu Kaixin Lightning Arrester Co Ltd
Current assignee: Wuhu Kaixin Lightning Arrester Co Ltd
Priority date: 2018-07-31
Filing date: 2018-07-31
Publication date: 2020-12-04
Anticipated expiration: 2038-07-31
Also published as: CN108957043A

Abstract

The invention discloses a special preventive test device for a lightning arrester, which comprises a test frame and a U-shaped block, wherein a motor box is fixedly connected to one side of the U-shaped block, a first motor is fixedly connected to the bottom of the inner wall of the motor box, an output shaft of the first motor is fixedly connected with a rotating shaft, and one end of the rotating shaft sequentially penetrates through the motor box and the U-shaped block and extends into the U-shaped block. Relate to arrester check out test set technical field. This special preventative test device of arrester, can press from both sides tightly the arrester of different length, the rotation of rethread threaded rod, the tight piece of drive second arc clamp that can be fine moves, thereby can fix the arrester, and easy operation, and at the in-process that detects, the arrester can not take place not hard up, great improvement the arrester stability of examining time measuring, and satisfied the clamp of different model arresters tightly, great improvement the practicality of arrester preventive test equipment.

Description

Special preventative test device of arrester

Technical Field

The invention relates to the technical field of lightning arrester detection equipment, in particular to a special preventive test device for a lightning arrester.

Background

An arrester is used in an electrical appliance for protecting electrical equipment from high transient overvoltage and limiting the follow current time and also for limiting the follow current value. The main material is zinc oxide. The lightning arrester is usually connected between the grid conductor and the earth, but sometimes also beside the electrical winding or between the conductors. Lightning arresters are sometimes also referred to as overvoltage protectors, overvoltage limiters.

In the middle of the real life, the arrester is made the back that finishes, need prevent the detection to the arrester, but current preventive test equipment has had a large amount of shortcomings, current preventive test equipment, need fix the arrester, thereby detect, but current preventive test equipment can not be fine fix the arrester, the in-process that detects again, the easy phenomenon that becomes flexible that takes place of arrester, danger has been caused to the measurement personnel to a certain extent, and can not satisfy the fixed of different model arresters, great reduction the practicality of equipment.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a special preventive test device for an arrester, which solves the problems that the arrester cannot be well fixed by the existing preventive test equipment, and the arrester is easy to loosen in the process of retesting and cannot meet the fixation of arresters of different models.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a special preventive test device for a lightning arrester comprises a test frame and a U-shaped block, wherein a motor box is fixedly connected to one side of the U-shaped block, a first motor is fixedly connected to the bottom of the inner wall of the motor box, an output shaft of the first motor is fixedly connected with a rotating shaft, one end of the rotating shaft sequentially penetrates through the motor box and the U-shaped block and extends into the U-shaped block, a first mounting plate is fixedly connected to one end of the rotating shaft extending into the U-shaped block, a sliding plate is slidably connected to one side of the bottom of the inner wall of the U-shaped block, a second mounting plate is rotatably connected to one side of the sliding plate through a rotating rod, sleeves are fixedly connected to opposite sides of the first mounting plate and the second mounting plate, a first arc-shaped clamping block is fixedly connected to the bottom of the inner wall of each sleeve through a supporting block, a threaded rod is connected to the top of each sleeve through, the threaded rod extends to the inside one end of sleeve and rotates and be connected with the tight piece of second arc clamp, the tight piece of the equal fixedly connected with lug in one side relative of the tight piece of first arc clamp and second arc clamp, the back fixedly connected with plectane of sleeve inner wall, the equal fixedly connected with extrusion spring in top and the bottom of plectane one side, extrusion spring's other end fixedly connected with stripper plate.

Furthermore, the top of the bump is provided with a groove, the bottom of the inner wall of the groove is fixedly connected with a clamping spring, and the top end of the clamping spring is fixedly connected with a friction block.

Furthermore, the other side of the inner wall of the U-shaped block is connected with a moving plate through a sliding rod in a sliding mode, the top and the bottom of one side of the moving plate are both movably connected with connecting rods through pins, the other ends of the connecting rods are movably connected with the other side of the sliding plate through pins, and the other side of the U-shaped block is fixedly connected with a U-shaped frame.

Further, the opposite side fixedly connected with movable block of motion board, one side of movable block runs through U type piece and U type frame in proper order and extends to the inside of U type frame, the movable block extends to the inside one end fixedly connected with handle of U type frame.

Further, the top fixedly connected with fixture block of U type frame inner wall, the bottom of fixture block runs through the movable block and extends to the bottom of movable block, the fixture block extends to the one end of movable block bottom and the top fixed connection of U type frame inner wall, the draw-in groove has been seted up to one side of fixture block, sliding connection has the cardboard between the top of draw-in groove inner wall and the bottom, one side fixedly connected with buffer spring of cardboard, the opposite side fixedly connected with joint piece of cardboard, one side of joint piece runs through the fixture block and extends to the outside of fixture block.

Furthermore, one side of the inner wall of the sleeve is communicated with a through pipe, and the bottom of the inner wall of the U-shaped block and one side of the sliding plate are fixedly connected with a temperature sensor.

Further, the bottom fixedly connected with second motor of test frame inner wall, the first belt pulley of surface fixedly connected with of second motor output shaft, the both sides of test frame inner wall bottom are passed through the bracing piece and are rotated respectively and are connected with first gear and second gear, the surface of first gear passes through drive belt transmission with the surface of second gear and is connected, the top of drive belt and the bottom fixed connection of U type piece, the positive fixedly connected with second belt pulley of first gear, the surface of second belt pulley passes through belt transmission with the surface of first belt pulley and is connected.

Furthermore, the top of the inner wall of the test frame is fixedly connected with a lightning generator, and two sides of the top of the test frame are respectively and fixedly connected with a control panel and a display screen from left to right.

Further, the opposite side fixedly connected with U type groove at test frame inner wall top, the top fixedly connected with current generator of U type inslot wall, the both sides of U type inslot wall all are connected with the recovery wheel through the bearing rotation.

(III) advantageous effects

The invention has the following beneficial effects:

(1) the special preventive test device for the lightning arrester comprises a first mounting plate, a sliding plate, a second mounting plate, a sleeve, a first arc-shaped clamping block, a threaded rod, a second arc-shaped clamping block, a convex block, a circular plate, an extrusion spring and an extrusion plate, wherein the movable block moves to drive the movable plate to move, the sliding plate is indirectly driven to move through a connecting rod, the sleeve on the right side is driven to move when the sliding plate moves, so that the lightning arresters with different lengths can be clamped, the second arc-shaped clamping block can be well driven to move through the rotation of the threaded rod, the lightning arrester can be well fixed through the movement of the second arc-shaped block, the operation is simple, in the detection process, the lightning arrester cannot loosen, the detection stability of the lightning arrester is greatly improved, and the clamping of the lightning arresters with different models is met, great improvement the practicality of arrester prevention test equipment.

(2) This special preventative test device of arrester, elastic force through chucking spring self, can extrude the clutch blocks, when the clutch blocks received the extrusion force, will drive the clutch blocks and move, so that the clutch blocks more abundant fix with the arrester both ends, it presss from both sides tight piece and the tight piece of second arc clamp for a long time to the arrester to avoid first arc to press from both sides, the arrester takes place to become flexible, thereby can not fix the arrester better, indirect prevention that has influenced the arrester detects.

(3) This special preventative test device of arrester, through the start-up of first motor, the drive axis of rotation that can be fine rotates to when the axis of rotation was rotatory, must drive the sleeve pipe and rotate, the electronic arrester that indirectly can be fine rotates, so that the arrester can all-round receive the thunderbolt of thunder and lightning generator, had fine thunder and lightning detection function, great improvement the high efficiency and the accuracy nature that the arrester detected.

(4) This special preventative test device of arrester, the start-up of rethread second motor, it is rotatory to drive first gear through first belt pulley and second belt pulley that can be fine, and when first gear is rotatory, indirectly drive the drive belt and move, at this moment, the drive arrester that just can be fine moves, so that the arrester detects on next step, do not need measurement personnel manual operation, when moving current generator under, be connected the wire of both sides with the arrester, be convenient for the arrester carries out current detection, and carry out temperature detection to the arrester after the circular telegram through temperature sensor, the high temperature, then it is unqualified to inspect, have fine anti-aging detection function.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of the U-shaped block of the present invention;

FIG. 3 is a structural side view of the sleeve of the present invention;

FIG. 4 is a side view of a circular plate structure of the present invention;

FIG. 5 is an enlarged view of a portion of the invention at A in FIG. 2;

FIG. 6 is an enlarged view of a portion of the invention at B in FIG. 3;

figure 7 is a side view of the U-shaped channel configuration of the present invention.

In the figure, 1-test frame, 2-U-shaped block, 3-motor box, 4-first motor, 5-rotating shaft, 6-recovery wheel, 7-first mounting plate, 8-sliding plate, 9-second mounting plate, 10-sleeve, 11-first arc-shaped clamping block, 12-threaded rod, 13-second arc-shaped clamping block, 14-convex block, 141-groove, 142-clamping spring, 143-friction block, 15-circular plate, 16-extrusion spring, 17-extrusion plate, 18-motion plate, 19-connecting rod, 20-U-shaped frame, 21-motion block, 22-handle, 23-clamping block, 231-clamping groove, 232-clamping plate, 233-buffer spring, 234-clamping block, 24-through pipe, 25-temperature sensor, 26-second motor, 27-first belt pulley, 28-first gear, 29-second gear, 30-transmission belt, 31-second belt pulley, 32-lightning generator, 33-control panel, 34-display screen, 35-U-shaped groove and 36-current generator.

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.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

Referring to fig. 1-7, an embodiment of the present invention provides a technical solution: a special preventive test device for an arrester comprises a test frame 1 and a U-shaped block 2, wherein the top of the inner wall of the test frame 1 is fixedly connected with a lightning generator 32, two sides of the top of the test frame 1 are respectively and fixedly connected with a control panel 33 and a display screen 34 from left to right, the other side of the top of the inner wall of the test frame 1 is fixedly connected with a U-shaped groove 35, the top of the inner wall of the U-shaped groove 35 is fixedly connected with a current generator 36, the current generator 36 is fixedly connected with the top of the inner wall of the U-shaped groove 35 and mainly can carry out lightning stroke detection on the arrester, two sides of the inner wall of the U-shaped groove 35 are respectively and rotatably connected with a recovery wheel 6 through a bearing, the bottom of the inner wall of the test frame 1 is fixedly connected with a second motor 26, the second motor 26 is connected with an external power supply through a power line, the outer surface of an output shaft, the outer surface of the first gear 28 is in transmission connection with the outer surface of the second gear 29 through a transmission belt 30, when the first gear 28 rotates, the transmission belt 30 can be well driven to move through the matching arrangement with the second gear 29, at this time, the U-shaped block 2 can be well driven to move, the top of the transmission belt 30 is fixedly connected with the bottom of the U-shaped block 2, the front of the first gear 28 is fixedly connected with a second belt pulley 31, the outer surface of the second belt pulley 31 is in transmission connection with the outer surface of the first belt pulley 27 through a belt, when the first belt pulley 27 rotates, the second belt pulley 31 can be simultaneously driven to rotate through the belt, the other side of the inner wall of the U-shaped block 2 is in sliding connection with a moving plate 18 through a sliding rod, the other side of the moving plate 18 is fixedly connected with a moving block 21, one side of the moving block 21 sequentially penetrates through the U-shaped block 2 and the U-shaped frame 20 and extends, a sliding groove which is matched with the movable block 21 to slide is arranged between the U-shaped block 2 and one side opposite to the U-shaped frame 20, the sliding groove is mainly convenient for the movable block 21 to slide, one end of the movable block 21 extending to the inside of the U-shaped frame 20 is fixedly connected with a handle 22, the top and the bottom of one side of the movable plate 18 are movably connected with a connecting rod 19 through pins, the connecting rod 19 can be well driven to move when the movable plate 18 moves, the connecting rod 19 inevitably drives the sliding plate 8 to move when the connecting rod 19 moves, the other end of the connecting rod 19 is movably connected with the other side of the sliding plate 8 through pins, the U-shaped frame 20 is fixedly connected with the other side of the U-shaped block 2, a clamping block 23 is fixedly connected with the top of the inner wall of the U-shaped frame 20, the bottom of the clamping block 23 penetrates through the movable block 21 and extends to the bottom of the movable block 21, one end, one side of the clamping block 23 is provided with a clamping groove 231, a clamping plate 232 is slidably connected between the top and the bottom of the inner wall of the clamping groove 231, one side of the clamping plate 232 is fixedly connected with a buffer spring 233, the clamping block 234 can be well extruded through the elastic force of the buffer spring 233, so as to drive the clamping block 234 to move, the other side of the clamping plate 232 is fixedly connected with a clamping block 234, one side of the clamping block 234 penetrates through the clamping block 23 and extends to the outside of the clamping block 23, and can be well clamped with the movable block 21 mainly through the movement of the clamping block 234, so as to ensure the stability of the movable block 21 after moving, one side of the U-shaped block 2 is fixedly connected with a motor box 3, the bottom of the inner wall of the motor box 3 is fixedly connected with a first motor 4, the output shaft 5 of the first motor 4 is fixedly connected with a rotating shaft 5, one end of the rotating shaft 5 sequentially penetrates through, the end of the rotating shaft 5 extending into the U-shaped block 2 is fixedly connected with a first mounting plate 7, one side of the bottom of the inner wall of the U-shaped block 2 is connected with a sliding plate 8 in a sliding way, one side of the sliding plate 8 is connected with a second mounting plate 9 in a rotating way through a rotating rod, one side of the first mounting plate 7 opposite to the second mounting plate 9 is fixedly connected with a sleeve 10, one side of the inner wall of the sleeve 10 is communicated with a through pipe 24, the through pipe 24 is communicated with the through pipe 24, mainly when the lightning arrester is electrified, a connecting wire can extend out through the through pipe 24, and the bottom of the inner wall of the U-shaped block 2 and one side of the sliding plate 8 is fixedly connected with a temperature sensor 25, the electrified lightning arrester is subjected to temperature detection through the temperature sensor 25, so that the anti-aging detection effect is good, the temperature sensor 25 is of DS18B20, the top of the sleeve 10 is in threaded connection with a threaded rod 12, the bottom end of the threaded rod 12 penetrates through the sleeve 10 and extends into the sleeve 10, one end of the threaded rod 12 extending into the sleeve 10 is rotatably connected with a second arc-shaped clamping block 13, one side of the first arc-shaped clamping block 11 opposite to the second arc-shaped clamping block 13 is fixedly connected with a convex block 14, the top of the convex block 14 is provided with a groove 141, the bottom of the inner wall of the groove 141 is fixedly connected with a clamping spring 142, the top end of the clamping spring 142 is fixedly connected with a friction block 143, the friction block 143 can be well extruded through the elastic force of the clamping spring 142, so that the friction block 143 is driven to move, so as to better rub two ends of the lightning arrester, when detection is performed, the stability of the lightning arrester is ensured, the back of the inner wall of the sleeve 10 is fixedly connected with a circular plate 15, and the top and, the other end of the pressing spring 16 is fixedly connected with a pressing plate 17.

When in use, the lightning arrester to be tested is inserted into the sleeve 10 and adjusted according to the length of the lightning arrester to be tested, the movable block 21 is moved to drive the movable plate 18 to move, the sliding plate 8 is indirectly driven to move through the connecting rod 19, the sleeve 10 on the right side is driven to move when the sliding plate 8 moves, so that the lightning arresters with different lengths can be well clamped, the second arc-shaped clamping block 13 can be well driven to move when the threaded rod 12 is rotated, the lightning arrester can be well fixed, the friction block 143 can be extruded through the elastic force of the clamping spring 142, so that the friction block 143 can be driven to move, the friction block 143 can be more fully fixed with the two ends of the lightning arrester, the lightning arrester is controlled to be tested, and the first motor 4 is started, when the first motor 4 starts, will drive the arrester through axis of rotation 5 and rotate, so that the arrester all-round receives the thunderbolt of thunder generator, after the detection finishes, restart second motor 26, when second motor 26 starts, can drive first gear through first belt pulley 27 and second belt pulley 31 and carry out 28 rotations, indirectly drive belt 30 and move, at this moment, the drive arrester that just can be fine moves, so that the arrester detects on next step, when the motion current generator is under, be connected the wire of both sides and arrester, be convenient for the arrester carries out current detection, and carry out temperature detection to the arrester after the circular telegram through temperature sensor 25, the high temperature, then it is unqualified to inspect.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a special preventative test device of arrester, includes test frame (1) and U type piece (2), its characterized in that: a motor box (3) is fixedly connected to one side of the U-shaped block (2), a first motor (4) is fixedly connected to the bottom of the inner wall of the motor box (3), an output shaft of the first motor (4) is fixedly connected with a rotating shaft (5), one end of the rotating shaft (5) sequentially penetrates through the motor box (3) and the U-shaped block (2) and extends into the U-shaped block (2), a first mounting plate (7) is fixedly connected to one end of the rotating shaft (5) extending into the U-shaped block (2), a sliding plate (8) is slidably connected to one side of the bottom of the inner wall of the U-shaped block (2), a second mounting plate (9) is rotatably connected to one side of the sliding plate (8) through a rotating rod, a sleeve (10) is fixedly connected to one side of the first mounting plate (7) opposite to the second mounting plate (9), and a first arc-shaped clamping block (11) is fixedly connected to the bottom of the inner wall of, the top of the sleeve (10) is in threaded connection with a threaded rod (12), the bottom end of the threaded rod (12) penetrates through the sleeve (10) and extends into the sleeve (10), one end of the threaded rod (12) extending into the sleeve (10) is rotatably connected with a second arc-shaped clamping block (13), one side, opposite to the first arc-shaped clamping block (11) and the second arc-shaped clamping block (13), of the first arc-shaped clamping block is fixedly connected with a convex block (14), the back face of the inner wall of the sleeve (10) is fixedly connected with a circular plate (15), the top and the bottom of one side of the circular plate (15) are fixedly connected with an extrusion spring (16), the other end of the extrusion spring (16) is fixedly connected with an extrusion plate (17), the top of the convex block (14) is provided with a groove (141), the bottom of the inner wall of the groove (141) is fixedly connected with a clamping spring (142), and the, the other side of the inner wall of the U-shaped block (2) is connected with a moving plate (18) through a sliding rod in a sliding mode, the top and the bottom of one side of the moving plate (18) are both movably connected with a connecting rod (19) through a pin, the other end of the connecting rod (19) is movably connected with the other side of the sliding plate (8) through a pin, and the other side of the U-shaped block (2) is fixedly connected with a U-shaped frame (20).

2. The special preventive test device for the lightning arrester according to claim 1, characterized in that: the opposite side fixedly connected with movable block (21) of motion board (18), one side of movable block (21) runs through U type piece (2) and U type frame (20) in proper order and extends to the inside of U type frame (20), movable block (21) extend to the inside one end fixedly connected with handle (22) of U type frame (20).

3. The special preventive test device for the lightning arrester according to claim 2, characterized in that: the utility model discloses a clamping device for the automobile seat, including U type frame (20), the top fixedly connected with fixture block (23) of U type frame (20) inner wall, the bottom of fixture block (23) runs through movable block (21) and extends to the bottom of movable block (21), fixture block (23) extend to the one end of movable block (21) bottom and the top fixed connection of U type frame (20) inner wall, draw-in groove (231) have been seted up to one side of fixture block (23), sliding connection has cardboard (232) between the top of draw-in groove (231) inner wall and the bottom, one side fixedly connected with buffer spring (233) of cardboard (232), the opposite side fixedly connected with joint piece (234) of cardboard (232), one side of joint piece (234) runs through fixture block (23) and extends to the outside of fixture block (23).

4. The special preventive test device for the lightning arrester according to claim 1, characterized in that: one side of the inner wall of the sleeve (10) is communicated with a through pipe (24), and the bottom of the inner wall of the U-shaped block (2) and one side of the sliding plate (8) are fixedly connected with a temperature sensor (25).

5. The special preventive test device for the lightning arrester according to claim 1, characterized in that: the bottom fixedly connected with second motor (26) of test frame (1) inner wall, the first belt pulley (27) of surface fixedly connected with of second motor (26) output shaft, the both sides of test frame (1) inner wall bottom are passed through the bracing piece and are rotated respectively and are connected with first gear (28) and second gear (29), the surface of first gear (28) passes through drive belt (30) transmission with the surface of second gear (29) and is connected, the top of drive belt (30) and the bottom fixed connection of U type piece (2), the positive fixedly connected with second belt pulley (31) of first gear (28), the surface of second belt pulley (31) passes through belt transmission with the surface of first belt pulley (27) and is connected.

6. The special preventive test device for the lightning arrester according to claim 1, characterized in that: the top fixedly connected with thunder electricity generator (32) of test frame (1) inner wall, the both sides at the top of test frame (1) are fixedly connected with control panel (33) and display screen (34) respectively from a left side to the right side.

7. The special preventive test device for the lightning arrester according to claim 1, characterized in that: the test frame is characterized in that the other side of the top of the inner wall of the test frame (1) is fixedly connected with a U-shaped groove (35), the top of the inner wall of the U-shaped groove (35) is fixedly connected with a current generator (36), and the two sides of the inner wall of the U-shaped groove (35) are connected with a recovery wheel (6) through a bearing in a rotating mode.