CN211927977U - Relay protection test control box - Google Patents

Abstract

The utility model discloses a relay protection test control box, which relates to the technical field of relay protection test devices, and comprises a box body, one side of the box body is provided with a front pad and a rear pad, the front pad comprises a fixed plate, a sliding insertion plate and a supporting backing plate, the box body is provided with a mounting groove, the supporting backing plate is arranged in the mounting groove, the supporting backing plate is hinged with the box body, the supporting backing plate is provided with an insertion groove, the fixed plate is fixedly connected with the side wall of the box body, the fixed plate is arranged at intervals with the mounting groove, the sliding insertion plate is connected with the fixed plate in a sliding way, the sliding direction of the sliding insertion plate is close to or far away from the supporting backing plate, two ends of the sliding insertion plate along the sliding direction respectively form a blocking part and an insertion part, when the insertion part is inserted in the insertion groove, the sliding insertion plate is arranged perpendicular to the supporting backing plate, the occupied space of the lower cushion part during transportation is reduced, and the possibility of being damaged by collision is reduced.

Description

Relay protection test control box

Technical Field

The utility model relates to a relay protection testing arrangement technical field, more specifically say, it relates to a relay protection test control box.

Background

The relay protection test control box is a novel miniature microcomputer relay protection test device which is realized by fully using modern advanced microelectronic technology and devices. With the rapid development of computer technology, microelectronic technology and power electronic technology, a relay protection microcomputer type testing device is an important testing tool for ensuring the safe and reliable operation of a power system.

As shown in fig. 1, the conventional relay protection test control box includes a box body and a handle, a precise circuit element is installed in the box body, the box body plays a role of protection, a plug port and a display screen are generally disposed on a side wall of the box body, in order to facilitate a user to clearly see data on the display screen, a pad is disposed on a bottom wall of the box body, the pad is divided into a front pad and a rear pad according to a distance close to the handle, the pad contacts with a plane when the box body is placed on the plane, so that the box body is finally inclined, and the user can watch the display screen by lowering his head, however, the pad is generally fixed on the bottom wall, the front pad is generally L-shaped, the front pad is higher than the rear pad, during transportation of the box body, the front pad easily occupies a transportation space, and the front pad is relatively protruded and easily collided by the outside, causing damage, and thus, there is a point to be improved.

SUMMERY OF THE UTILITY MODEL

To the not enough that exists among the prior art, the utility model aims to provide a relay protection test control box, support the backing plate and be in the mounting groove, the occupation space of lower part backing member when reducing the transportation, and reduce by external collision and the possibility of damaging, concrete scheme is as follows:

a relay protection test control box comprises a box body, wherein a front pad piece and a rear pad piece are arranged on one side of the box body, the front pad piece comprises a fixed plate, a sliding insertion plate and a supporting base plate, a mounting groove is formed in the side wall of the box body, the supporting base plate is positioned in the mounting groove, one end of the supporting base plate is hinged with the box body, an insertion groove matched with the sliding insertion plate is formed in the supporting base plate, the fixed plate is fixedly connected with the side wall of the box body, the fixed plate is arranged at an interval with the mounting groove, the fixed plate is positioned above the supporting base plate, the sliding insertion plate is in sliding connection with the fixed plate, the sliding direction of the sliding insertion plate is close to or far away from the supporting base plate, a blocking part and an insertion part are respectively formed at two ends of the sliding insertion plate along the sliding direction, and when the insertion part is inserted in the insertion, the sliding insertion plate is perpendicular to the supporting base plate, and the blocking portion is abutted to the fixed plate.

Furthermore, the sliding insertion plate is in a closed shape like a Chinese character 'hui' to form a sliding hole, the two opposite inner walls of the sliding insertion plate are fixedly connected with limiting sliding strips, the outer wall of the fixed plate is correspondingly provided with limiting sliding grooves, and the limiting sliding strips are slidably arranged in the limiting sliding grooves in a penetrating mode.

Further, spacing spout is including the sliding region and the spacing district that communicate each other and set up, spacing district is close to the outside of fixed plate, the biggest interval between the sliding region inner wall is greater than the biggest interval between the spacing district inner wall.

Furthermore, the section of the sliding area along the sliding direction perpendicular to the sliding insertion plate is arc-shaped.

Further, the blocking part and the sliding insertion plate are detachably and fixedly connected to open the sliding hole.

Furthermore, a rotating shaft is rotatably installed on the sliding insertion plate, the length direction of the rotating shaft is parallel to the movement direction of the sliding insertion plate, one end of the blocking portion is rotatably connected with the rotating shaft, a positioning rod penetrates through the other end of the blocking portion, a limiting hole is formed in the sliding insertion plate, and the positioning rod is inserted in the limiting hole.

Furthermore, a guide arc surface is arranged on the insertion part.

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

(1) when the box body is required to be used for testing, the box body is placed on a plane, the rear cushion piece and the supporting cushion plate are in contact with the plane, the sliding insertion plate is inserted into the supporting cushion plate and limits the supporting cushion plate to be kept stable, so that the box body is integrally in an inclined state, a user can conveniently watch data, after the box body is used, the sliding insertion plate is drawn out from the insertion groove, the sliding insertion plate is separated from the supporting cushion plate, the supporting cushion plate is in a movable state, the supporting cushion plate is overturned to rotate into the installation groove, so that the supporting cushion plate is stored in the box body, at the moment, the supporting cushion plate, the sliding insertion plate and the fixed plate are arranged in parallel, the occupied space of the lower cushion piece is reduced during transportation, and the possibility;

(2) by arranging the limiting slide bar and the limiting sliding chute, the sliding insertion plate can only slide in a reciprocating manner relative to the fixed plate, so that the sliding insertion plate is prevented from being separated from the fixed plate along the direction far away from the box body, and the connection stability of the sliding insertion plate and the fixed plate is improved;

(3) the section of the sliding area is arc-shaped, so that the resistance of the limiting sliding strip in the sliding process is reduced, and the sliding smoothness of the limiting sliding strip is improved;

(4) through setting up rotation axis and locating lever, take the locating lever back out from spacing hole and stopping, rotate the bayonet board that slides relatively of stopping part, the dislocation set, the relative fixed plate slides under the action of gravity of slip bayonet board to the realization is with the fixed plate separation, and installation and dismantlement are convenient.

Drawings

FIG. 1 is a general schematic view showing a structure of a case in the prior art;

fig. 2 is an overall schematic view of an embodiment of the present invention;

fig. 3 is an overall schematic view of the sliding insertion plate of the present invention showing a limiting slide bar;

FIG. 4 is an enlarged view of a portion A of FIG. 3;

fig. 5 is the whole schematic view of the middle fixing plate showing the limiting sliding groove of the present invention.

Reference numerals: 1. a box body; 01. mounting grooves; 2. a front pad; 3. a rear pad; 4. a fixing plate; 5. sliding the plugboard; 6. a support pad; 61. inserting grooves; 7. a limiting slide bar; 8. a limiting chute; 81. a sliding region; 82. a limiting region; 9. a blocking portion; 10. a plug-in part; 11. a rotating shaft; 12. positioning a rod; 13. a limiting hole; 14. and (5) guiding the cambered surface.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.

As shown in figure 2, a relay protection test control box, including box 1, one side of box 1 is equipped with anterior pad 2 and rear portion pad 3, during the transportation of box 1, anterior pad 2 all is "1" font with rear portion pad 3 on the box 1 lateral wall, reduce occupation space, when box 1 uses, anterior pad 2 wholly is "L" font, rear portion pad 3 is "1" font, anterior pad 2 steps up box 1 to the tilt state, be convenient for watch the data of display screen on the box 1.

The front pad piece 2 comprises a fixing plate 4, a sliding insertion plate 5 and a supporting base plate 6, a mounting groove 01 is formed in the side wall of the box body 1, the supporting base plate 6 is located in the mounting groove 01, one end of the supporting base plate 6 is hinged to the box body 1 through a rotating shaft, and when the supporting base plate 6 rotates along the direction close to the box body 1, the supporting plate can be completely located in the mounting groove 01. Offer on the backing plate 6 with the inserting groove 61 of 5 adaptations of slip plugboard, the lateral wall fixed connection of fixed plate 4 and box 1, fixed plate 4 sets up and fixed plate 4 is in the top of backing plate 6 with the 01 interval of mounting groove, slip plugboard 5 and 4 sliding connection of fixed plate, the slip direction of slip plugboard 5 is for being close to or keeping away from backing plate 6.

With reference to fig. 3 and 5, the sliding insertion plate 5 is in a closed shape like a Chinese character 'hui' to form a sliding hole, two opposite inner walls of the sliding insertion plate 5 are fixedly connected with limiting sliding strips 7, the outer wall of the fixing plate 4 is correspondingly provided with limiting sliding grooves 8, and the limiting sliding strips 7 are slidably arranged in the limiting sliding grooves 8. The limiting sliding chute 8 comprises a sliding area 81 and a limiting area 82 which are communicated with each other, the limiting area 82 is close to the outer portion of the fixing plate 4, the sliding area 81 is arc-shaped along the section perpendicular to the sliding direction of the sliding plugboard 5, the limiting area 82 is rectangular along the section perpendicular to the sliding direction of the sliding plugboard 5, and the maximum distance between the inner walls of the sliding area 81 is larger than the maximum distance between the inner walls of the limiting area 82.

When the limiting slide bar 7 slides in the limiting slide groove 8, the limiting area 82 limits the sliding insertion plate 5 to slide back and forth only relative to the fixed plate 4, so that the sliding insertion plate 5 is prevented from being separated from the fixed plate 4 along the direction far away from the box body 1, and the connection stability of the sliding insertion plate 5 and the fixed plate 4 is improved.

Referring to fig. 3 and 4, a blocking portion 9 and an insertion portion 10 are respectively formed at two ends of the sliding insertion plate 5 along the sliding direction, and the blocking portion 9 is detachably and fixedly connected with the sliding insertion plate 5 to open the sliding hole. Specifically, rotation installation has rotation axis 11 on the slip plugboard 5, the length direction of rotation axis 11 and the direction of motion parallel arrangement of slip plugboard 5, the one end and the rotation axis 11 of barrier portion 9 rotate to be connected, locating lever 12 is worn to be equipped with by the other end of barrier portion 9, and locating lever 12 and barrier portion 9 are the components of a whole that can function independently structure, set up spacing hole 13 on the slip plugboard 5, locating lever 12 is inserted and is located spacing hole 13, locating lever 12 restriction barrier portion 9 rotates round rotation axis 11, it is the confined font to keep slip plugboard 5.

When transporting box 1, can take off locating lever 12 from stop part 9, rotate stop part 9 relative slip plugboard 5, the dislocation set, slip plugboard 5 slides relative fixed plate 4 under the action of gravity, realizes slip plugboard 5 and 4 separations of fixed plate to can independently transport slip plugboard 5.

The direction cambered surface 14 has been seted up on grafting portion 10, when needing to use box 1, install slip plugboard 5 on fixed plate 4, rotate supporting pad board 6, make during direction cambered surface 14 guide grafting portion 10 gets into inserting groove 61, until stop part 9 and fixed plate 4 butt setting, at this moment, slip plugboard 5 sets up with supporting pad board 6 is perpendicular, because slip plugboard 5 pegs graft in supporting pad board 6, slip plugboard 5 prescribes a limit to supporting pad board 6 and keeps stable, box 1 is supported simultaneously with supporting pad board 6 to the lower part backing member of box 1, make box 1 wholly be the tilt state, convenient to use person watches data.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (7)

1. A relay protection test control box comprises a box body (1), wherein one side of the box body (1) is provided with a front pad piece (2) and a rear pad piece (3), and is characterized in that the front pad piece (2) comprises a fixed plate (4), a sliding insertion plate (5) and a supporting base plate (6), a mounting groove (01) is formed in the side wall of the box body (1), the supporting base plate (6) is positioned in the mounting groove (01), one end of the supporting base plate (6) is hinged with the box body (1), an insertion groove (61) matched with the sliding insertion plate (5) is formed in the supporting base plate (6), the fixed plate (4) is fixedly connected with the side wall of the box body (1), the fixed plate (4) is arranged at an interval with the mounting groove (01), and the fixed plate (4) is positioned above the supporting base plate (6), the sliding insertion plate (5) is connected with the fixed plate (4) in a sliding mode, the sliding direction of the sliding insertion plate (5) is close to or far away from the supporting base plate (6), a blocking portion (9) and an insertion portion (10) are formed at two ends of the sliding insertion plate (5) along the sliding direction respectively, when the insertion portion (10) is inserted into the insertion groove (61), the sliding insertion plate (5) is perpendicular to the supporting base plate (6), and the blocking portion (9) is abutted to the fixed plate (4).

2. The relay protection test control box according to claim 1, wherein the sliding insertion plate (5) is in a closed shape like a Chinese character 'hui' to form a sliding hole, two opposite inner walls of the sliding insertion plate (5) are fixedly connected with limiting sliding strips (7), the outer wall of the fixed plate (4) is correspondingly provided with limiting sliding grooves (8), and the limiting sliding strips (7) are slidably arranged in the limiting sliding grooves (8).

3. The relay protection test control box according to claim 2, wherein the limiting chute (8) comprises a sliding area (81) and a limiting area (82) which are communicated with each other, the limiting area (82) is close to the outside of the fixing plate (4), and the maximum distance between the inner walls of the sliding area (81) is larger than the maximum distance between the inner walls of the limiting area (82).

4. The relay protection test control box according to claim 3, wherein the sliding area (81) is arc-shaped in cross section along a direction perpendicular to the sliding direction of the sliding insertion plate (5).

5. The relay protection test control box according to claim 2, wherein the blocking portion (9) is detachably and fixedly connected with the sliding insertion plate (5) to open the sliding hole.

6. The relay protection test control box according to claim 5, wherein a rotating shaft (11) is rotatably mounted on the sliding insertion plate (5), the length direction of the rotating shaft (11) is parallel to the movement direction of the sliding insertion plate (5), one end of the blocking portion (9) is rotatably connected with the rotating shaft (11), a positioning rod (12) penetrates through the other end of the blocking portion (9), a limiting hole (13) is formed in the sliding insertion plate (5), and the positioning rod (12) is inserted into the limiting hole (13).

7. The relay protection test control box according to claim 1, wherein the insertion part (10) is provided with a guide arc surface (14).

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