CN209894892U - Relay protection checking instrument - Google Patents
Relay protection checking instrument Download PDFInfo
- Publication number
- CN209894892U CN209894892U CN201920111329.3U CN201920111329U CN209894892U CN 209894892 U CN209894892 U CN 209894892U CN 201920111329 U CN201920111329 U CN 201920111329U CN 209894892 U CN209894892 U CN 209894892U
- Authority
- CN
- China
- Prior art keywords
- nut seat
- rod
- relay protection
- movably connected
- fixedly connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The utility model discloses an appearance is examined in relay protection school, the power distribution box comprises a box body, the bottom fixedly connected with gyro wheel of box, first recess and second recess have been seted up from a left side to the right side in proper order in the top of box, the spout has all been seted up to both sides around first recess inner chamber, the opening has been seted up in the left side of recess, the inner chamber swing joint of first recess has the pull rod, the pull rod is close to one side fixedly connected with slider of spout. Through setting up the box, the gyro wheel, positive and negative threaded rod, first nut seat, second nut seat, first telescopic link, the second telescopic link, the cooperation of checking appearance body and protection machanism is used, it is bulky to have solved current relay protection check appearance volume, portable not, waste time and energy, and the person of not being convenient for use uses, the problem of the practicality of electric power system relay protection check appearance has been reduced, this relay protection check appearance, possess the advantage that portable labour saving and time saving and the person of facilitating the use used, be worth promoting.
Description
Technical Field
The utility model relates to a relay protection equipment technical field specifically is an appearance is examined in relay protection school.
Background
The alternating current and direct current voltage and the current source in the relay protection checking instrument adopt the latest power technology, so that the instrument reaches the domestic advanced level on the aspects of circuit design, device type selection, panel layout and internal structure design.
When the electric power system relay protection calibration instrument is used, the existing electric power system relay protection calibration instrument is heavy in size, inconvenient to carry, time-consuming and labor-consuming, and inconvenient to use, and the practicability of the electric power system relay protection calibration instrument is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an appearance is examined in relay protection school possesses the advantage that portable save time and laborsaving and the person of facilitating the use used, has solved current relay protection school and has examined the appearance volume heaviness, and portable is not convenient for, wastes time and energy, and the person of not convenient for use uses, has reduced the problem of the practicality of electric power system relay protection school and examine the appearance.
In order to achieve the above object, the utility model provides a following technical scheme: a relay protection calibration instrument comprises a box body, wherein the bottom of the box body is fixedly connected with idler wheels, the top of the box body is sequentially provided with a first groove and a second groove from left to right, the front side and the rear side of a first groove inner cavity are respectively provided with a sliding groove, the left side of each groove is provided with an opening, the inner cavity of the first groove is movably connected with a pull rod, one side of the pull rod, which is close to the sliding grooves, is fixedly connected with a slide block, a pull ring is fixedly connected between the tops of the two pull rods, the bottom of a second groove inner cavity is movably connected with a positive and negative threaded rod, the two sides of the surface of the positive and negative threaded rod are respectively sleeved with a first nut seat and a second nut seat, the front side and the rear side of the bottoms of the first nut seat and the second nut seat are respectively fixedly connected with a movable block, the bottom of the second groove inner cavity, the right side fixedly connected with connecting rod of positive and negative threaded rod, the connecting rod runs through to the outside and the hand pole of fixedly connected with of box, the equal swing joint of first nut seat front side and rear side has first telescopic link, the equal swing joint of second nut seat front side and rear side has the second telescopic link, swing joint has the fixed plate between the top of two first telescopic links and the top of two second telescopic links, the top fixedly connected with school of fixed plate examines the appearance body, the top swing joint of box has protection machanism.
Preferably, the protection mechanism comprises a cover plate, the joint of the cover plate and the box body is movably connected through a hinge, and the handle is fixedly connected to the top of the right side of the cover plate.
Preferably, the quantity of gyro wheel is four, and evenly distributed in the bottom of box, one side and the spout inner wall contact that the slider is close to the spout inner wall, one side and the inner wall contact of first recess that the pull rod is close to first recess inner wall.
Preferably, one side of the moving block, which is close to the inner wall of the slide rail, is in contact with the inner wall of the slide rail, inner cavities of the first nut seat and the second nut seat are movably connected with the surface of the positive and negative threaded rod through threads, and the first telescopic rods and the second telescopic rods are respectively in a plurality of numbers and are movably connected in a crossed manner.
Preferably, the first telescopic rod and the second telescopic rod are movably connected with the first nut seat and the second nut seat through first shaft pins, the joints of the first telescopic rod and the fixed plate and the joints of the second telescopic rod and the fixed plate are movably connected through second shaft pins, and the joints of the first telescopic rod and the second telescopic rod are movably connected through third bearings.
Preferably, the positive and negative threaded rod passes through bearing frame swing joint with the inner wall of second recess, the through-hole that uses with the connecting rod cooperation is seted up on the right side of box, the surface cover of hand rocker is equipped with the rubber sleeve.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a cooperation use of setting up box, gyro wheel, positive and negative threaded rod, first nut seat, second nut seat, first telescopic link, second telescopic link, school check appearance body and protection mechanism, the user pulls the pull rod through the pull ring, make the pull rod drive the box and move, be convenient for carry of school check appearance body, open the apron, then drive positive and negative threaded rod through the hand pole and rotate, and then make first nut seat and second nut seat drive first telescopic link and second telescopic link and make the fixed plate rise, make the school check appearance body shift out from the box, solved current relay protection school check appearance bulky, be inconvenient to carry, waste time and energy, and be inconvenient for the user to use, reduced the problem of the practicality of power system relay protection school check appearance, this relay protection school check appearance, possess the advantage that portable saves time and effort and facilitates the user to use, is worthy of popularization.
2. The utility model is beneficial to protecting the checking instrument body by arranging the protective mechanism, avoiding the accumulation of dust when the checking instrument body is not used, avoiding the damage caused by the collision between the checking instrument body and the object, being beneficial to the movement of the box body by arranging the roller, being convenient for the user to carry, avoiding the slide-out of the pull rod by arranging the slider and influencing the use of the user, being convenient to drive the box body to move by arranging the pull rod, saving labor, ensuring the stability of the first nut seat and the second nut seat by arranging the moving block, being convenient to move by arranging the positive and negative threaded rods, being beneficial to driving the fixed plate to ascend by arranging the first telescopic rod and the second telescopic rod, thereby driving the ascending of the checking instrument body, being convenient to rotate between the first telescopic rod and the second telescopic rod and the first nut seat and the second nut seat by arranging the first shaft pin, the lifting device is favorable for the first nut seat and the second nut seat to move to drive the first telescopic rod and the second telescopic rod, the lifting device is provided with the second shaft pin, the first telescopic rod and the second telescopic rod are convenient to drive the fixed plate to lift, the third bearing is arranged, the fixed plate is prevented from inclining, the bearing seat is arranged, the rotation of the positive and negative threaded rods is facilitated, the through hole is formed, the connection of the connecting rod is favorable, the rotation of the connecting rod is facilitated, and the comfort level of the hand-operated rod is increased by arranging the rubber sleeve.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
fig. 3 is a side cross-sectional view of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 2;
fig. 5 is a schematic view of the connection between the first telescopic rod and the second telescopic rod of the present invention.
In the figure: the device comprises a box body 1, rollers 2, a first groove 3, a second groove 4, a sliding groove 5, an opening 6, a pull rod 7, a sliding block 8, a pull ring 9, a positive and negative threaded rod 10, a first nut seat 11, a second nut seat 12, a movable block 13, a mounting plate 14, a slide rail 15, a connecting rod 16, a hand-operated rod 17, a first telescopic rod 18, a second telescopic rod 19, a fixing plate 20, a calibration instrument body 21, a protection mechanism 22, a cover plate 2201, a hinge 2202 and a handle 2203.
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. 1-5, a relay protection calibration instrument comprises a box body 1, a roller 2 is fixedly connected to the bottom of the box body 1, a first groove 3 and a second groove 4 are sequentially formed in the top of the box body 1 from left to right, sliding grooves 5 are formed in the front side and the rear side of the inner cavity of the first groove 3, an opening 6 is formed in the left side of each groove, a pull rod 7 is movably connected to the inner cavity of the first groove 3, a sliding block 8 is fixedly connected to one side of the pull rod 7 close to the sliding grooves 5, a pull ring 9 is fixedly connected between the tops of the two pull rods 7, a positive and negative threaded rod 10 is movably connected to the bottom of the inner cavity of the second groove 4, a first nut seat 11 and a second nut seat 12 are respectively sleeved on the two sides of the surface of the positive and negative threaded rod 10, moving blocks 13 are fixedly connected to the front side and the rear side of the bottoms of the first nut seat 11, the top of the mounting plate 14 is provided with a sliding rail 15 matched with the moving block 13 for use, the right side of the positive and negative threaded rod 10 is fixedly connected with a connecting rod 16, the connecting rod 16 penetrates through the outer side of the box body 1 and is fixedly connected with a hand-operated rod 17, the front side and the rear side of the first nut seat 11 are both movably connected with first telescopic rods 18, the front side and the rear side of the second nut seat 12 are both movably connected with second telescopic rods 19, the tops of the two first telescopic rods 18 and the tops of the two second telescopic rods 19 are movably connected with a fixing plate 20, the top of the fixing plate 20 is fixedly connected with a calibration instrument body 21, the top of the box body 1 is movably connected with a protection mechanism 22, the protection mechanism 22 comprises a cover plate 2201, the joint of the cover plate 2201 and the box body 1 is movably connected through a hinge 2202, the top on the right side of the cover, one side of the sliding block 8 close to the inner wall of the sliding groove 5 is contacted with the inner wall of the sliding groove 5, one side of the pull rod 7 close to the inner wall of the first groove 3 is contacted with the inner wall of the first groove 3, one side of the moving block 13 close to the inner wall of the sliding rail 15 is contacted with the inner wall of the sliding rail 15, inner cavities of the first nut seat 11 and the second nut seat 12 are movably connected with the surface of the positive and negative threaded rod 10 through threads, the number of the first telescopic rod 18 and the number of the second telescopic rod 19 are respectively a plurality, the first telescopic rod 18 and the second telescopic rod 19 are movably connected with the first nut seat 11 and the second nut seat 12 through first shaft pins, the joints of the first telescopic rod 18 and the second telescopic rod 19 and the fixed plate 20 are movably connected through second shaft pins, the joints of the first telescopic rod 18 and the second telescopic rod 19 are movably connected through third bearings, the positive and negative threaded rod 10 is movably connected with, the right side of the box body 1 is provided with a through hole which is matched with the connecting rod 16 for use, the surface of the hand-operated rod 17 is sleeved with a rubber sleeve, the protection mechanism 22 is arranged to be beneficial to protecting the relay protection checking instrument, the accumulation of dust when the checking instrument body 21 is not used is avoided, the damage caused by collision between the checking instrument body 21 and an object is also avoided, the box body 1 is moved by arranging the roller 2 to be beneficial to a user to carry, the slide-out of the pull rod 7 is avoided by arranging the sliding block 8 to influence the use of the user, the pull rod 7 is arranged to be convenient to drive the box body 1 to move, the labor is saved, the stability of the first nut seat 11 and the second nut seat 12 is ensured by arranging the moving block 13, the movement of the first nut seat 11 and the second nut seat 12 is facilitated by arranging the positive and negative threaded rod 10, the movement of the first nut seat 11 and the second nut, the lifting of the fixed plate 20 is facilitated, the lifting of the calibration instrument body 21 is facilitated, the first shaft pin is arranged, the rotation between the first telescopic rod 18 and the second telescopic rod 19 and between the first nut seat 11 and the second nut seat 12 is facilitated, the first nut seat 11 and the second nut seat 12 are facilitated to move to drive the first telescopic rod 18 and the second telescopic rod 19 to lift, the second shaft pin is arranged, the first telescopic rod 18 and the second telescopic rod 19 are facilitated to drive the fixed plate 20 to lift, the third bearing is arranged to prevent the fixed plate 20 from inclining, the bearing seat is arranged to facilitate the rotation of the positive and negative threaded rod 10, the through hole is arranged to facilitate the connection of the connecting rod 16, the rotation of the connecting rod 16 is facilitated, the comfort level of the hand-operated rod 17 is increased by arranging the rubber sleeve, and the box body 1, the roller 2, the positive and negative threaded rod 10, the first nut seat 11, Second nut seat 12, first telescopic link 18, second telescopic link 19, school is examined appearance body 21 and protection machanism 22's cooperation and is used, it is bulky to have solved current relay protection school and examined the appearance volume, portable not convenient to carry, it is hard to waste time, and not convenient to use person uses, the problem of the practicality of electric power system relay protection school and examined the appearance has been reduced, this relay protection school is examined the appearance, possess the portable advantage that labour saving and time saving and facilitate the use person use, be worth promoting.
When the calibrating instrument is used, when a user needs to use the calibrating instrument body 21, the pull ring 9 can be pulled, the pull rod 7 extends upwards from the first groove 3, the movement of the pull rod 7 drives the slider 8 to slide in the sliding groove 5, when the pull rod 7 is pulled to enable the slider 8 to slide to the uppermost side of the sliding groove 5, the user can enable the pull rod 7 to incline for a certain angle through the opening 6, the user can pull the pull rod 7 conveniently, the user pulls the pull rod 7 to drive the box body 1 to move, the box body 1 drives the roller 2 at the bottom to rotate, the user can carry the calibrating instrument conveniently, when the box body 1 is moved to a place needing to be monitored, the hinge 2202 can be used by the user, the handle 2203 is pulled to open the cover plate 2201, then the hand-operated rod 17 is rotated, the hand-operated rod 17 drives the connecting rod 16 to rotate, the connecting rod 16 drives the forward and reverse threaded rod 10 to rotate, the forward and reverse threaded rod 10 drives the first, the stability of the first nut seat 11 and the second nut seat 12 is improved, meanwhile, the first nut seat 11 and the second nut seat 12 move to the opposite side on the positive and negative threaded rod 10, and further the first telescopic rod 18 and the second telescopic rod 19 extend, the first telescopic rod 18 and the second telescopic rod 19 drive the fixed plate 20 to move upwards, and further the calibration instrument body 21 moves out from the box body 1 to the fixed plate 20 by lifting, so that a user can conveniently rotate the hand-operated rod 17 in the opposite direction after using, the hand-operated rod 17 drives the connecting rod 16 to rotate, the connecting rod 16 drives the positive and negative threaded rod 10 to rotate, the positive and negative threaded rod 10 drives the first nut seat 11 and the second nut seat 12 to move in the opposite direction, thereby driving the telescopic rod and the second telescopic rod 19 to contract, driving the fixed plate 20 to descend, enabling the calibration instrument body 21 to retract into the box body 1 along with the fixed plate 20, and covering the cover plate 2201, the storage of the checking instrument is facilitated.
In summary, the following steps: this appearance is examined in relay protection school, through setting up box 1, gyro wheel 2, positive and negative threaded rod 10, first nut seat 11, second nut seat 12, first telescopic link 18, second telescopic link 19, the cooperation of checking appearance body 21 and protection machanism 22 is used, it is bulky to have solved current relay protection school and examined the appearance volume, portable is not convenient for, waste time and energy, and the not convenient to use person uses, the problem of the practicality of electric power system relay protection school and examined the appearance has been reduced, this appearance is examined in relay protection school, possess the portable advantage that saves time and laborsaving and the person of facilitating the use uses, be worth promoting.
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 (6)
1. The utility model provides a relay protection calibration instrument, includes box (1), its characterized in that: the bottom of the box body (1) is fixedly connected with idler wheels (2), the top of the box body (1) is sequentially provided with a first groove (3) and a second groove (4) from left to right, the front side and the rear side of the inner cavity of the first groove (3) are respectively provided with a sliding groove (5), the left side of each groove is provided with an opening (6), the inner cavity of the first groove (3) is movably connected with a pull rod (7), one side of the pull rod (7) close to the sliding grooves (5) is fixedly connected with a sliding block (8), a pull ring (9) is fixedly connected between the tops of the two pull rods (7), the bottom of the inner cavity of the second groove (4) is movably connected with a positive threaded rod and a negative threaded rod (10), two sides of the surface of the positive threaded rod and the negative threaded rod (10) are respectively sleeved with a first nut seat (11) and a second nut seat (12), and moving blocks (13) are respectively fixedly connected with the front side and, the bottom of the inner cavity of the second groove (4) is fixedly connected with a mounting plate (14) matched with the moving block (13), the top of the mounting plate (14) is provided with a slide rail (15) which is matched with the moving block (13), the right side of the positive and negative threaded rod (10) is fixedly connected with a connecting rod (16), the connecting rod (16) penetrates through the outer side of the box body (1) and is fixedly connected with a hand lever (17), the front side and the rear side of the first nut seat (11) are both movably connected with a first telescopic rod (18), the front side and the rear side of the second nut seat (12) are both movably connected with second telescopic rods (19), a fixed plate (20) is movably connected between the tops of the two first telescopic rods (18) and the tops of the two second telescopic rods (19), the top fixedly connected with of fixed plate (20) examines appearance body (21) in school, the top swing joint of box (1) has protection machanism (22).
2. The relay protection calibration instrument according to claim 1, wherein: the protection mechanism (22) comprises a cover plate (2201), the connection part of the cover plate (2201) and the box body (1) is movably connected through a hinge (2202), and a handle (2203) is fixedly connected to the top of the right side of the cover plate (2201).
3. The relay protection calibration instrument according to claim 1, wherein: the quantity of gyro wheel (2) is four, and evenly distributed in the bottom of box (1), one side and the contact of spout (5) inner wall that slider (8) are close to spout (5) inner wall, one side and the contact of the inner wall of first recess (3) of pull rod (7) close to first recess (3) inner wall.
4. The relay protection calibration instrument according to claim 1, wherein: one side of the moving block (13) close to the inner wall of the sliding rail (15) is in contact with the inner wall of the sliding rail (15), inner cavities of the first nut seat (11) and the second nut seat (12) are movably connected with the surface of the positive and negative threaded rod (10) through threads, and the first telescopic rods (18) and the second telescopic rods (19) are respectively in a plurality of numbers and are movably connected in a crossed manner.
5. The relay protection calibration instrument according to claim 1, wherein: the first telescopic rod (18) and the second telescopic rod (19) are movably connected with the first nut seat (11) and the second nut seat (12) through first shaft pins, the joints of the first telescopic rod (18) and the second telescopic rod (19) with the fixing plate (20) are movably connected through second shaft pins, and the joints of the first telescopic rod (18) and the second telescopic rod (19) are movably connected through a third bearing.
6. The relay protection calibration instrument according to claim 1, wherein: positive and negative threaded rod (10) pass through bearing frame swing joint with the inner wall of second recess (4), the through-hole that uses with connecting rod (16) cooperation is seted up on the right side of box (1), hand cranking bar (17) surface cover is equipped with the rubber sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920111329.3U CN209894892U (en) | 2019-01-22 | 2019-01-22 | Relay protection checking instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920111329.3U CN209894892U (en) | 2019-01-22 | 2019-01-22 | Relay protection checking instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209894892U true CN209894892U (en) | 2020-01-03 |
Family
ID=69016079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920111329.3U Expired - Fee Related CN209894892U (en) | 2019-01-22 | 2019-01-22 | Relay protection checking instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209894892U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112566414A (en) * | 2020-12-11 | 2021-03-26 | 常州工程职业技术学院 | Building construction management equipment based on BIM |
-
2019
- 2019-01-22 CN CN201920111329.3U patent/CN209894892U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112566414A (en) * | 2020-12-11 | 2021-03-26 | 常州工程职业技术学院 | Building construction management equipment based on BIM |
| CN112566414B (en) * | 2020-12-11 | 2021-11-19 | 常州工程职业技术学院 | Building construction management equipment based on BIM |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208037970U (en) | A kind of multifunction power service kit | |
| CN211114711U (en) | Rock-soil construction device capable of being flexibly adjusted | |
| CN209894892U (en) | Relay protection checking instrument | |
| CN107414865A (en) | A kind of straight line carries intelligent robot | |
| CN105329340A (en) | Electric bicycle automatic supporting leg device | |
| CN201952160U (en) | Electric hoist for hoisting automobile | |
| CN211806024U (en) | Portable automatic equipment maintenance platform | |
| CN210264485U (en) | Ladder with liftable platform | |
| CN109515497A (en) | A kind of hand push robot transporting wine cup | |
| CN212246073U (en) | A maintenance device for new energy automobile battery | |
| CN210454338U (en) | Intelligence car washer mobile device | |
| CN212540062U (en) | Permeability tester for building safety detection | |
| CN111830215B (en) | Food safety detector | |
| CN207353668U (en) | A kind of outdoor power switches cabinet with water-proof function | |
| CN2879921Y (en) | Lifting electric back rubbing apparatus | |
| CN214381735U (en) | Mobile device of network cabinet | |
| CN209833707U (en) | Water and electricity equipment of hospital synthesizes maintenance shallow | |
| CN218088863U (en) | Adjustable aluminum alloy chassis frame for aluminum alloy elevator | |
| CN209226133U (en) | A kind of glass rack device easy to remove | |
| CN214097599U (en) | Power cable voltage detection device | |
| CN217143883U (en) | Portable toolbox for power maintenance | |
| CN215014712U (en) | Engineering cost budgets workstation | |
| CN212217508U (en) | Spot welding platform material feeding unit | |
| CN214580030U (en) | Economic management data analysis device | |
| CN217717296U (en) | Concrete strength detection device for housing construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200103 Termination date: 20210122 |