CN214750588U - Portable relay protection tester - Google Patents
Portable relay protection tester Download PDFInfo
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- CN214750588U CN214750588U CN202120084885.3U CN202120084885U CN214750588U CN 214750588 U CN214750588 U CN 214750588U CN 202120084885 U CN202120084885 U CN 202120084885U CN 214750588 U CN214750588 U CN 214750588U
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- protection tester
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Abstract
The utility model relates to an electric power safety technical field just discloses a portable relay protection tester, including relay protection tester casing, the equal fixed mounting in both sides of relay protection tester casing has the fixed block, one side swing joint of fixed block has the handle, the surface of handle is provided with anti-skidding line, the equal swing joint in bottom both sides of relay protection tester casing has the gyro wheel, and the front side fixed mounting of relay protection tester casing has the display screen, and the top fixed mounting that the front side of relay protection tester casing is close to the display screen has the switch. This portable relay protection tester sets up through the cooperation between gyro wheel and the support, is convenient for remove the position of placing of relay protection tester casing, need not to lift up relay protection tester casing, has reached the effect of all-round protection, can effectually protect relay protection tester casing, prevents to influence the normal use of relay protection tester casing.
Description
Technical Field
The utility model relates to an electric power safety technical field specifically is a portable relay protection tester.
Background
A relay protection tester adopts a high-speed high-performance digital signal processor, has high operation speed and wide transmission frequency band, can generate high-density fitting sine waves of 360 points per cycle for fundamental waves, is the highest level in the similar output modes at present, is a novel intelligent tester, is mainly formed by combining a voltage regulator and a phase shifter, has heavy volume and low precision, cannot meet the checking work of modern microcomputer relay protection, is widely applied to various fields of line protection, main transformer differential protection, excitation control and the like along with the continuous development of scientific technology, has mainstream comprehensive automation of a transformer substation, and widely listens user suggestions on the basis of technical conditions (discussion draft) of a microcomputer relay protection test device issued by a power department, to summarize the advantages and disadvantages of the domestic similar products at present, fully use the modern advanced microelectronic technology and devices to realize a new miniaturized microcomputer relay protection tester, the relay protection tester adopts the single machine independent operation, and can also connect the advanced structure of the notebook computer operation, the host machine is provided with a new generation high-speed digital signal processor microcomputer, a true 16-bit DAC module, a new modular high-fidelity power amplifier, a self-provided large-screen liquid crystal display and a flexible and convenient rotary mouse controller, the single machine independent operation has very strong functions, can carry out most tests, the connection computer operation has more powerful operation functions, the volume is small, the precision is high, the relay protection microcomputer type tester is an important testing tool for ensuring the safe and reliable operation of the power system, along with the rapid development of the computer technology, the microelectronic technology and the power electronic technology, the continuous release of novel high-performance relay protection testing devices by applying the latest technical achievements is a necessary trend of technical progress.
Some relay protection testers currently on the market:
(1) in the using process of the relay protection tester, the taking process is not light enough due to the fact that the relay protection tester is heavy, when the relay protection tester needs to be moved in the operation process, the relay protection tester needs to be lifted by a handle on the relay protection tester to drive the relay protection tester to move, so that the placing position of the relay protection tester is moved, when the relay protection tester needs to carry out frequent position change, the relay protection tester brings great labor burden to workers, and the working efficiency is influenced;
(2) the in-process of using the relay protection tester, because the relay protection tester lacks effectual protection structure reason, when the staff is careless when knocking over the relay protection tester in the course of the work, can not carry out effectual buffering to the relay protection tester, the vibrations that the relay protection tester produced when falling over easily lead to inside electrical components impaired to influence the normal use of relay protection tester.
We propose a portable relay protection tester to solve the problems set forth above.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
To the not enough of prior art in the above-mentioned background art, the utility model aims to provide a portable relay protection tester to solve some portable relay protection testers on the existing market that provide in the above-mentioned background art, the in-process of taking exists not light enough and lack the problem of effectual protection architecture.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a portable relay protection tester comprises a relay protection tester shell, wherein fixed blocks are fixedly arranged on two sides of the relay protection tester shell, a handle is movably connected to one side of each fixed block, anti-skidding lines are arranged on the outer surface of each handle, rollers are movably connected to two sides of the bottom of the relay protection tester shell, a display screen is fixedly arranged on the front side of the relay protection tester shell, a switch is fixedly arranged on the front side of the relay protection tester shell close to the top of the display screen, a button is fixedly arranged on one side of the front side of the relay protection tester shell close to the bottom of the display screen, a data line plug wire hole is formed in the other side of the front side of the relay protection tester shell close to the bottom of the display screen, protection plates are fixedly arranged at four corners of the outer surface of the relay protection tester shell, and heat dissipation holes are formed in two sides of the relay protection tester shell, the inner side of the relay protection tester shell is provided with an installation cavity, two sides of the bottom of the relay protection tester shell are respectively provided with a first installation groove, a support is fixedly installed on the inner top wall of each first installation groove, one side of each fixed block is movably connected with a rotating shaft, and the outer surface of each protection plate is provided with a rubber pad;
the guard plate includes fixed plate, fly leaf, one side of fly leaf and one side swing joint of fixed plate, the second mounting groove has all been seted up to the both sides of fixed plate, inside one side fixed mounting of second mounting groove has first spring block, one side fixed mounting of first spring block has damping spring, the third mounting groove has all been seted up to the both sides that the both sides of fixed plate are close to the second mounting groove, the inside swing joint of third mounting groove has the movable block, one side fixed mounting of movable block has the spliced pole, the fourth mounting groove has been seted up to one side of fly leaf, inside one side fixed mounting of fourth mounting groove has the second spring board, the fifth mounting groove has all been seted up to one side of fly leaf close to the both sides of fourth mounting groove.
Further, the fixed block passes through set screw can dismantle to be fixed at one side middle part of relay protection tester casing, the one end of rotation axis is fixed with one side bottom of handle, the shape of handle is the U-shaped, the rotation axis is the damping axle, can support relay protection tester casing through the cooperation setting between handle and the rotation axis.
Furthermore, the number of the data wire plug wire holes is multiple, and the data wire plug wire holes are distributed in a rectangular array.
Furthermore, the quantity of louvre has two, two the louvre is the rectangular array and distributes, the louvre link up with the installation cavity mutually, the heat in the relay protection tester casing of effluvium that can be quick.
Furthermore, the bottom of the support is fixed with the roller, the protection plate is L-shaped, and the rubber pad is made of natural rubber.
Further, the inboard of fixed plate can be dismantled through set screw and fix in the outside of relay protection tester casing, be provided with the clearance between fixed plate and the fly leaf, the width in clearance equals the half of the third mounting groove degree of depth, can dismantle the fixed plate, can guarantee damping spring's flexible space.
Further, damping spring's one end is fixed mutually with one side of second spring board, damping spring is damping spring, the opening size of second mounting groove and fourth mounting groove equals, the second mounting groove is located same water flat line with the fourth mounting groove, third mounting groove and fifth mounting groove are located same water flat line, the opening size of third mounting groove and fifth mounting groove equals, the one end of spliced pole is fixed mutually with inner wall one side of fifth mounting groove, has guaranteed damping spring's stability when flexible.
(III) advantageous effects
Compared with the prior art, the beneficial effects of the utility model are that: this portable relay protection tester:
(1) the roller and the support are arranged on the relay protection tester shell, the roller and the support are arranged on the relay protection tester shell in a first mounting groove mode, the roller and the support are arranged in a matched mode between the roller and the support, the placing position of the relay protection tester shell is convenient to move, the relay protection tester shell does not need to be lifted, more physical force can be saved by a worker in the process of moving the relay protection tester shell, the movement is light, the use is convenient, the labor burden of the worker is reduced, and the working efficiency is improved.
(2) This relay protection tester casing is at the in-process of falling down, through the cooperation setting between guard plate and the rubber pad, can cushion the left and right sides of relay protection tester casing, the rethread fixed plate, the fly leaf, the second mounting groove, first spring block, damping spring, the fourth mounting groove, cooperation setting between the second spring board, can cushion both sides around the relay protection tester casing, thereby the effect of all-round protection has been reached, can effectually protect the relay protection tester casing, the vibrations that produce when avoiding falling down cause the damage to the inside electrical components of relay protection tester casing, prevent to influence the normal use of relay protection tester casing.
Drawings
Fig. 1 is a schematic view of the overall structure of the portable relay protection tester of the present invention;
fig. 2 is a schematic side view of a relay protection tester casing of the portable relay protection tester of the present invention;
fig. 3 is a schematic view of a cross-sectional structure of a relay protection tester casing of the portable relay protection tester of the present invention;
fig. 4 is a schematic side view of the fixing block of the portable relay protection tester of the present invention;
FIG. 5 is a schematic view of a cross-sectional structure of a main view of a protection plate of the portable relay protection tester of the present invention;
FIG. 6 is a schematic diagram of a side view cross-sectional structure of a protection plate of the portable relay protection tester of the present invention;
fig. 7 is an enlarged schematic structural diagram of a position a in fig. 6 of the portable relay protection tester of the present invention.
In the figure: 1. a relay protection tester housing; 2. a fixed block; 3. a handle; 4. anti-skid lines; 5. a roller; 6. a display screen; 7. a switch; 8. pressing a key; 9. a data line plug wire hole; 10. a protection plate; 11. heat dissipation holes; 12. a mounting cavity; 13. a first mounting groove; 14. a support; 15. a rotating shaft; 16. a rubber pad; 17. a fixing plate; 18. a movable plate; 19. a second mounting groove; 20. a first spring block; 21. a damping spring; 22. a third mounting groove; 23. a movable block; 24. connecting columns; 25. a fourth mounting groove; 26. a second spring plate; 27. and a fifth mounting groove.
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.
Referring to fig. 1-7, the present invention provides a portable relay protection tester; the anti-skid protective device comprises a relay protection tester shell 1, wherein fixed blocks 2 are fixedly arranged on two sides of the relay protection tester shell 1, a handle 3 is movably connected to one side of each fixed block 2, anti-skid grains 4 are arranged on the outer surface of each handle 3, rollers 5 are movably connected to two sides of the bottom of the relay protection tester shell 1, a display screen 6 is fixedly arranged on the front side of the relay protection tester shell 1, a switch 7 is fixedly arranged on the front side of the relay protection tester shell 1 close to the top of the display screen 6, a button 8 is fixedly arranged on one side of the front side of the relay protection tester shell 1 close to the bottom of the display screen 6, a data line plug wire hole 9 is formed in the other side of the front side of the relay protection tester shell 1 close to the bottom of the display screen 6, protective plates 10 are fixedly arranged at four radiating holes on the outer surface of the relay protection tester shell 1, and 11 are formed in two sides of the relay protection tester shell 1, the inner side of the relay protection tester shell 1 is provided with an installation cavity 12, two sides of the bottom of the relay protection tester shell 1 are respectively provided with a first installation groove 13, the inner top wall of each first installation groove 13 is fixedly provided with a support 14, one side of the fixed block 2 is movably connected with a rotating shaft 15, and the outer surface of the protection plate 10 is provided with a rubber pad 16;
As an optimal technical solution of the utility model: the fixed block 2 is detachably fixed in the middle of one side of the relay protection tester shell 1 through a fixing screw, one end of the rotating shaft 15 is fixed with the bottom of one side of the lifting handle 3, the lifting handle 3 is U-shaped, the rotating shaft 15 is a damping shaft, and the relay protection tester shell 1 can be supported through the matching arrangement between the lifting handle 3 and the rotating shaft 15;
as an optimal technical solution of the utility model: the number of the data wire plug holes 9 is multiple, and the data wire plug holes 9 are distributed in a rectangular array;
as an optimal technical solution of the utility model: the number of the heat dissipation holes 11 is two, the two heat dissipation holes 11 are distributed in a rectangular array, the heat dissipation holes 11 are communicated with the installation cavity 12, and heat in the relay protection tester shell 1 can be dissipated quickly;
as an optimal technical solution of the utility model: the bottom of the support 14 is fixed with the roller 5, the protection plate 10 is L-shaped, and the rubber pad 16 is made of natural rubber;
as an optimal technical solution of the utility model: the inner side of the fixed plate 17 is detachably fixed on the outer side of the relay protection tester casing 1 through a fixing screw, a gap is formed between the fixed plate 17 and the movable plate 18, the width of the gap is equal to one half of the depth of the third mounting groove 22, the fixed plate 17 can be detached, and the expansion space of the damping spring 21 can be ensured;
as an optimal technical solution of the utility model: one end of the damping spring 21 is fixed to one side of the second spring plate 26, the damping spring 21 is a damping spring, the opening size of the second mounting groove 19 is equal to that of the fourth mounting groove 25, the second mounting groove 19 and the fourth mounting groove 25 are located on the same horizontal line, the third mounting groove 22 and the fifth mounting groove 27 are located on the same horizontal line, the opening size of the third mounting groove 22 and the fifth mounting groove 27 is equal, one end of the connecting column 24 is fixed to one side of the inner wall of the fifth mounting groove 27, and the stability of the damping spring 21 during stretching is guaranteed.
The working principle of the embodiment is as follows: when the portable relay protection tester is used, as shown in fig. 1 and fig. 3-4, the portable relay protection tester is integrally composed of a relay protection tester shell 1, rollers 5, a protection plate 10 and a support 14, when the portable relay protection tester is used, the fixed angle of the lifting handle 3 can be adjusted through rotating the lifting handle 3, so that the relay protection tester shell 1 can be supported through the lifting handle 3, when the portable relay protection tester needs to be moved, the relay protection tester shell 1 is pulled to move through the lifting handle 3, at the moment, the rollers 5 rotate at the bottom of the relay protection tester shell 1, the labor capacity of workers can be reduced in the rotating process of the rollers 5, so that the relay protection tester shell 1 can be moved conveniently and quickly, and in the operating process, heat generated by the installation cavity 12 is dissipated to the outside of the relay protection tester shell 1 through the heat dissipation holes 11;
as shown in fig. 5-7, when the relay protection tester casing 1 falls down, the rubber pad 16 stretches to and fro to cushion the vibration generated during the fall down, when the impact force of the vibration is transmitted to the fixed plate 17 through the movable plate 18, the damping spring 21 stretches to and fro inside the second mounting groove 19, at this time, the movable plate 18 approaches to the fixed plate 17, and the movable block 23 slides inside the third mounting groove 22, which is the working process of the whole device, and the content not described in detail in this specification is the prior art known to those skilled in the art.
The electrical components presented in the article can be electrically connected with a controller, the controller can be electrically connected with the external 220V mains supply, and the controller can be a conventional known device for controlling a computer and the like
Although the present invention has been described in detail with reference to the foregoing embodiments, it should be noted that, in the present invention, unless otherwise explicitly specified or limited, the terms "set", "mounted", "connected", "fixed", and the like are to be interpreted broadly, and may be, for example, either fixedly connected or detachably connected; or indirectly through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art; it will be appreciated by those skilled in the art that modifications may be made to the above-described embodiments, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and the like which fall within the spirit and scope of the present invention may be resorted to.
Claims (7)
1. The utility model provides a portable relay protection tester, includes relay protection tester casing (1), its characterized in that, the equal fixed mounting in both sides of relay protection tester casing (1) has fixed block (2), one side swing joint of fixed block (2) has handle (3), the surface of handle (3) is provided with anti-skidding line (4), the equal swing joint in bottom both sides of relay protection tester casing (1) has gyro wheel (5), the front side fixed mounting of relay protection tester casing (1) has display screen (6), the top fixed mounting that the front side of relay protection tester casing (1) is close to display screen (6) has switch (7), the bottom one side fixed mounting that the front side of relay protection tester casing (1) is close to display screen (6) has button (8), the bottom opposite side that the front side of relay protection tester casing (1) is close to display screen (6) has seted up data line plug wire hole (9) The protection plate (10) is fixedly mounted at four corners of the outer surface of the relay protection tester shell (1), heat dissipation holes (11) are formed in two sides of the relay protection tester shell (1), an installation cavity (12) is formed in the inner side of the relay protection tester shell (1), first installation grooves (13) are formed in two sides of the bottom of the relay protection tester shell (1), a support (14) is fixedly mounted on the inner top wall of each first installation groove (13), a rotating shaft (15) is movably connected to one side of the fixing block (2), and a rubber pad (16) is arranged on the outer surface of the protection plate (10);
the protection plate (10) comprises a fixed plate (17) and a movable plate (18), one side of the movable plate (18) is movably connected with one side of the fixed plate (17), second mounting grooves (19) are formed in two sides of the fixed plate (17), a first spring block (20) is fixedly mounted on one side of the inner portion of each second mounting groove (19), a damping spring (21) is fixedly mounted on one side of the first spring block (20), third mounting grooves (22) are formed in two sides of the fixed plate (17) close to the second mounting grooves (19), a movable block (23) is movably connected in the inner portion of each third mounting groove (22), a connecting column (24) is fixedly mounted on one side of the movable block (23), a fourth mounting groove (25) is formed in one side of the movable plate (18), and a second spring plate (26) is fixedly mounted on one side of the inner portion of each fourth mounting groove (25), and fifth mounting grooves (27) are formed in two sides, close to the fourth mounting groove (25), of one side of the movable plate (18).
2. The portable relay protection tester according to claim 1, wherein the fixing block (2) is detachably fixed to a middle portion of one side of the relay protection tester casing (1) through a fixing screw, one end of the rotating shaft (15) is fixed to a bottom portion of one side of the handle (3), the handle (3) is U-shaped, and the rotating shaft (15) is a damping shaft.
3. The portable relay protection tester according to claim 1, wherein the number of the data line plug wire holes (9) is plural, and the plural data line plug wire holes (9) are distributed in a rectangular array.
4. The portable relay protection tester according to claim 1, wherein the number of the heat dissipation holes (11) is two, the two heat dissipation holes (11) are distributed in a rectangular array, and the heat dissipation holes (11) are communicated with the mounting cavity (12).
5. The portable relay protection tester according to claim 1, wherein the bottom of the bracket (14) is fixed to the roller (5), the protection plate (10) is L-shaped, and the rubber pad (16) is made of natural rubber.
6. The portable relay protection tester according to claim 1, wherein the inner side of the fixed plate (17) is detachably fixed on the outer side of the relay protection tester casing (1) through a fixing screw, a gap is provided between the fixed plate (17) and the movable plate (18), and the width of the gap is equal to one half of the depth of the third mounting groove (22).
7. The portable relay protection tester according to claim 1, wherein one end of the damping spring (21) is fixed to one side of the second spring plate (26), the damping spring (21) is a damping spring, the opening sizes of the second mounting groove (19) and the fourth mounting groove (25) are equal, the second mounting groove (19) and the fourth mounting groove (25) are located on the same horizontal line, the third mounting groove (22) and the fifth mounting groove (27) are located on the same horizontal line, the opening sizes of the third mounting groove (22) and the fifth mounting groove (27) are equal, and one end of the connecting column (24) is fixed to one side of the inner wall of the fifth mounting groove (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120084885.3U CN214750588U (en) | 2021-01-13 | 2021-01-13 | Portable relay protection tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120084885.3U CN214750588U (en) | 2021-01-13 | 2021-01-13 | Portable relay protection tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214750588U true CN214750588U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120084885.3U Active CN214750588U (en) | 2021-01-13 | 2021-01-13 | Portable relay protection tester |
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| Country | Link |
|---|---|
| CN (1) | CN214750588U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114325363A (en) * | 2021-11-23 | 2022-04-12 | 华能沁北发电有限责任公司 | Portable relay protection tester device |
-
2021
- 2021-01-13 CN CN202120084885.3U patent/CN214750588U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114325363A (en) * | 2021-11-23 | 2022-04-12 | 华能沁北发电有限责任公司 | Portable relay protection tester device |
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| GR01 | Patent grant | ||
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A portable relay protection tester Effective date of registration: 20220228 Granted publication date: 20211116 Pledgee: China postal savings bank, Surabaya County branch, Limited by Share Ltd. Pledgor: Shandong Depu Electric Power Co.,Ltd. Registration number: Y2022980001972 |