Relay protection device convenient to install

Abstract

The utility model relates to the technical field of electric appliance protection, in particular to a relay protection device convenient to install. Comprising a relay protector assembly, a mounting assembly and a guide rail, the relay protector assembly comprises a relay body, the mounting assembly comprises an adjusting cross rod, one end, far away from a wiring terminal, of the relay body is connected with a mounting back plate, the inner wall of a mounting back groove is connected with an anti-skid pad layer, one end of the adjusting cross rod is connected with a compression spring, and the other end of the adjusting cross rod is connected with an anti-skid pad layer. The end, away from the compression spring, of the adjusting transverse rod is connected with a positioning inner column, and one end of the adjusting transverse rod is connected with a linkage rod. According to the relay protector assembly provided by the utility model, through the arrangement of the insertion groove hole, the channel for the sliding of the insulating outer layer, the arrangement of the insulating outer layer, the guarantee of the insulativity when the relay protector assembly is in contact with the guide rail, and the arrangement of the positioning inner column, the clamping and fixing of the guide rail can be realized under the action of the elastic force of the compression spring, so that the further installation of the relay protector assembly and the guide rail is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical protection, in particular to a relay protection device which is easy to install. Background Art

[0002] Relay protection is an automated measure and equipment that can send timely warning signals to operating personnel on duty, or directly send tripping commands to the controlled circuit breakers to terminate the occurrence of these events when a fault occurs in the power components (such as generators, lines, etc.) in the current power subsystem or the power system itself, endangering the safe operation of the entire power system. The complete set of equipment that implements this automated measure is generally called a relay protection device.

[0003] When the existing relay protection device is connected and installed with the guide rail, it is impossible to stably clamp and fix the two ends of the guide rail, which reduces the stability of the connection between the relay protection device assembly and the guide rail. Utility Model Content

[0004] In view of the above problems, the purpose of the utility model is to provide a relay protection device that is easy to install, so as to solve the problem that the two ends of the guide rail cannot be stably clamped and fixed, thereby reducing the stability of the connection between the relay protector assembly and the guide rail. By setting two groups of installation components, the two ends of the guide rail can be clamped and fixed at the same time, and then the stability of the connection between the relay protector assembly and the guide rail can be improved by clamping and fixing the two ends of the guide rail.

[0005] To achieve the above objectives, the utility model adopts the following technical solution: a relay protection device that is easy to install, comprising a relay protector assembly, a mounting assembly, and a guide rail, the relay protector assembly comprising a relay body, the mounting assembly comprising an adjusting cross bar, the relay body comprising a wiring terminal, an end of the relay body away from the wiring terminal is connected to a mounting back plate, an end of the mounting back plate away from the relay body is provided with a mounting back groove, an inner side of the mounting back plate is provided with a sliding inner groove, an end of the mounting back plate is provided with an adjusting side groove, the inner wall of the mounting back groove is connected to a non-slip pad layer, an inner side of the mounting back plate is provided with a plug-in slot, one end of the adjusting cross bar is connected to a compression spring, the end of the adjusting cross bar away from the compression spring is connected to a positioning inner column, and one end of the adjusting cross bar is connected to a linkage rod.

[0006] The beneficial effects of the utility model are as follows: by setting the installation back groove, a groove body is provided for inserting the guide rail, and then for convenient installation of the relay protector assembly and the guide rail; by setting the plug-in slot hole, a channel is provided for the sliding of the insulating outer layer; by setting the insulating outer layer, the insulation when in contact with the guide rail is ensured; by setting the positioning inner column, the guide rail can be clamped and fixed under the action of the elastic force of the compression spring, thereby realizing further installation of the relay protector assembly and the guide rail.

[0007] To adjust the crossbar to squeeze the compression spring during movement:

[0008] As a further improvement of the above technical solution: the sliding inner grooves are provided with two and are symmetrically arranged, and the end of the adjusting cross bar away from the positioning inner column is connected to the inner wall of the sliding inner groove.

[0009] The beneficial effect of this improvement is that when the adjusting cross bar moves driven by the linkage rod, the adjusting cross bar squeezes the compression spring during the movement, and at the same time, the adjusting cross bar drives the connected positioning inner column to gradually move into the sliding inner groove during this process.

[0010] In order to clamp and fix both ends of the guide rail at the same time:

[0011] As a further improvement of the above technical solution: the installation components are provided in two groups, and the adjustment side grooves are provided with two and are symmetrically arranged.

[0012] The beneficial effect of this improvement is that by setting up two sets of installation components, the two ends of the guide rail can be clamped and fixed at the same time, and then the stability of the connection between the relay protection device component and the guide rail can be improved by clamping and fixing the two ends of the guide rail.

[0013] For the slots into which the guide rails are inserted:

[0014] As a further improvement of the above technical solution: the size of the mounting back groove matches the size of the guide rail, and the guide rail is a 35mm standard guide rail.

[0015] The beneficial effect of this improvement is: when installing the relay protector assembly and the guide rail, the guide rail is smoothly inserted into the installation back groove, and then the initial installation of the relay protector assembly and the guide rail is achieved through the installation back groove, and then the relay protector assembly is slid and adjusted to a suitable use position, and then the installation assembly is used to further install the relay protector assembly and the guide rail. Through the setting of the installation back groove, a groove body for inserting the guide rail is used for convenient installation of the relay protector assembly and the guide rail.

[0016] To reduce the sliding of the relay protection assembly and the guide rail after installation:

[0017] As a further improvement of the above technical solution: the anti-skid pad layer is a rectangular rubber pad layer, and there are two anti-skid pad layers in total and they are symmetrically arranged.

[0018] The beneficial effect of this improvement is that the anti-skid pad is provided to contact and fit with the end of the guide rail inserted into the mounting back groove, thereby reducing the sliding of the relay protector assembly and the guide rail after installation.

[0019] To ensure insulation when in contact with the rail:

[0020] As a further improvement of the above technical solution: the outer ring of the positioning inner column is wrapped with an insulating outer layer, the size of the insulating outer layer matches the size of the plug-in slot, and the plug-in slot is connected to the sliding inner slot.

[0021] The beneficial effects of this improvement are: through the setting of the plug-in slot, a channel is provided for the insulating outer layer to slide, and through the setting of the insulating outer layer, the insulation when in contact with the guide rail is ensured, and through the setting of the positioning inner column, the guide rail can be clamped and fixed under the action of the elastic force of the compression spring, thereby realizing further installation of the relay protector assembly and the guide rail.

[0022] To improve the stability of the adjustment crossbar during movement:

[0023] As a further improvement of the above technical solution: a side slide groove is opened on the inner side of the mounting back plate, and a stabilizing rod is connected to the end of the adjusting cross bar away from the linkage rod, and the stabilizing rod is slidably connected to the side slide groove.

[0024] The beneficial effect of this improvement is that by setting the side slide groove, a groove body for the sliding of the stabilizing rod is provided, and by the sliding of the stabilizing rod in the side slide groove, the stability of the adjusting cross bar during the movement is improved.

[0025] To adjust the position of the inner column:

[0026] As a further improvement of the above technical solution: an end of the linkage rod away from the adjusting cross bar is connected with an adjusting block, and the adjusting side groove is connected with the sliding inner groove.

[0027] The beneficial effect of this improvement is: when in use, hold the adjustment card block and push it. During the movement, the adjustment card block drives the synchronous movement of the adjustment cross bar through the linkage rod, and then is used to adjust the use position of the positioning inner column. After completing the initial installation of the relay protector assembly and the guide rail, release the adjustment card block, and then the compression spring pushes the positioning inner column through the adjustment cross bar to gradually approach the guide rail until the guide rail is clamped and fixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a three-dimensional structural schematic diagram of the relay body of the utility model.

[0029] Figure 2 It is a side structural schematic diagram of the utility model.

[0030] Figure 3 It is a three-dimensional structural schematic diagram of the utility model for installing the back plate.

[0031] Figure 4It is a cross-sectional structural schematic diagram of the installation back plate of the utility model.

[0032] Figure 5 It is a structural schematic diagram of the positioning inner column of the utility model.

[0033] In the figure: 1. Relay protector assembly; 11. Relay body; 12. Wiring terminal; 13. Mounting back plate; 14. Mounting back groove; 15. Sliding inner groove; 16. Side slide groove; 17. Adjusting side groove; 18. Anti-skid pad; 19. Plug-in slot; 2. Mounting assembly; 21. Adjusting cross bar; 22. Compression spring; 23. Insulating outer layer; 24. Positioning inner column; 25. Linkage rod; 26. Adjusting block; 27. Stabilizing rod; 3. Guide rail. DETAILED DESCRIPTION

[0034] In order to enable those skilled in the art to better understand the technical solution of the utility model, the utility model is described in detail below in conjunction with the accompanying drawings. The description in this part is only exemplary and explanatory and should not have any limiting effect on the protection scope of the utility model.

[0035] like Figure 1-5As shown, a relay protection device that is easy to install includes a relay protection component 1, a mounting component 2, and a guide rail 3. The relay protection component 1 includes a relay body 11, the mounting component 2 includes an adjusting cross bar 21, the relay body 11 includes a wiring terminal 12, and the end of the relay body 11 away from the wiring terminal 12 is connected to a mounting back plate 13, and the end of the mounting back plate 13 away from the relay body 11 is provided with a mounting back groove 14, and the inner side of the mounting back plate 13 is provided with a sliding inner groove 15, and one end of the mounting back plate 13 is provided with an adjusting side groove 17, and the inner wall of the mounting back groove 14 is connected to an anti-slip pad layer 18, and the inner side of the mounting back plate 13 is provided with a There is a plug-in slot 19, one end of the adjusting cross bar 21 is connected to a compression spring 22, the end of the adjusting cross bar 21 away from the compression spring 22 is connected to a positioning inner column 24, one end of the adjusting cross bar 21 is connected to a linkage rod 25, and the sliding inner groove 15 has two and symmetrically arranged, and the end of the adjusting cross bar 21 away from the positioning inner column 24 is connected to the inner wall of the sliding inner groove 15; when the adjusting cross bar 21 moves driven by the linkage rod 25, the adjusting cross bar 21 squeezes the compression spring 22 during the movement, and at the same time, the adjusting cross bar 21 drives the connected positioning inner column 24 to gradually move into the sliding inner groove 15 during this process, and the mounting assembly 2 is provided with two The two sets of mounting components 2 are used to clamp and fix the two ends of the guide rail 3 at the same time, and then the stability of the connection between the relay protector component 1 and the guide rail 3 is improved by clamping and fixing the two ends of the guide rail 3. The size of the mounting back groove 14 matches the size of the guide rail 3, and the guide rail 3 is a 35mm standard guide rail. When installing the relay protector component 1 and the guide rail 3, the guide rail 3 is smoothly inserted into the mounting back groove 14, and then the preliminary installation of the relay protector component 1 and the guide rail 3 is achieved through the mounting back groove 14, and then the relay protector component 1 is slid and adjusted to a suitable use position, and then the mounting component 2 is used to install the relay protector component 1. The electrical protector assembly 1 and the guide rail 3 are further installed, and the groove body for inserting the guide rail 3 is provided by the setting of the installation back groove 14, and then the relay protector assembly 1 and the guide rail 3 are conveniently installed. The anti-skid pad layer 18 is a rectangular rubber pad layer, and there are two anti-skid pad layers 18 and they are symmetrically arranged; through the setting of the anti-skid pad layer 18, it is used to contact and fit with one end of the guide rail 3 inserted into the installation back groove 14, thereby reducing the sliding of the relay protector assembly 1 and the guide rail 3 after installation. The outer ring of the positioning inner column 24 is wrapped with an insulating outer layer 23, and the size of the insulating outer layer 23 matches the size of the plug-in slot hole 19, and the plug-in slot hole 19 is connected to the sliding inner groove 15;By setting the plug-in slot 19, a channel for the insulating outer layer 23 to slide is provided. By setting the insulating outer layer 23, the insulation when in contact with the guide rail 3 is ensured. By setting the positioning inner column 24, the guide rail 3 can be clamped and fixed under the elastic force of the compression spring 22, thereby realizing further installation of the relay protector assembly 1 and the guide rail 3. A side slide groove 16 is provided on the inner side of the mounting back plate 13. A stabilizing rod 27 is connected to the end of the adjusting cross bar 21 away from the linkage rod 25. The stabilizing rod 27 is slidably connected to the side slide groove 16. By setting the side slide groove 16, a slot body for the stabilizing rod 27 to slide is provided. By stabilizing the rod 27 on the side The sliding in the slide groove 16 improves the stability of the adjustment cross bar 21 during the movement. The end of the linkage rod 25 away from the adjustment cross bar 21 is connected with an adjustment block 26, and the adjustment side groove 17 is connected with the sliding inner groove 15; when in use, hold the adjustment block 26 to push it, and the adjustment block 26 drives the synchronous movement of the adjustment cross bar 21 through the linkage rod 25 during the movement, and then is used to adjust the use position of the positioning inner column 24. After completing the preliminary installation of the relay protector assembly 1 and the guide rail 3, release the adjustment block 26, and then the compression spring 22 pushes the positioning inner column 24 through the adjustment cross bar 21 to gradually approach the guide rail 3, and until the guide rail 3 is clamped and fixed. ;

[0036] The working principle of the utility model is as follows: when in use, hold the adjustment card block 26 to push it, and the adjustment card block 26 drives the synchronous movement of the adjustment cross bar 21 through the linkage rod 25 during the movement, and then is used to adjust the use position of the positioning inner column 24. When the adjustment cross bar 21 moves under the drive of the linkage rod 25, the adjustment cross bar 21 squeezes the compression spring 22 during the movement. At the same time, in this process, the adjustment cross bar 21 drives the connected positioning inner column 24 to gradually move into the sliding inner groove 15, and through the setting of the plug-in slot 19, a channel for the sliding of the insulating outer layer 23 is provided, and through the setting of the insulating outer layer 23, it is used to ensure the insulation when contacting the guide rail 3, and through the setting of the side slide groove 16, a slot body for the sliding of the stabilizing rod 27 is provided, and through the sliding of the stabilizing rod 27 in the side slide groove 16, the stability of the adjustment cross bar 21 during the movement is improved, and the relay When installing the protector component 1 and the guide rail 3, the guide rail 3 is smoothly inserted into the installation back groove 14, and then the initial installation of the relay protector component 1 and the guide rail 3 is achieved through the installation back groove 14, and then the relay protector component 1 is slid and adjusted to a suitable use position. After completing the initial installation of the relay protector component 1 and the guide rail 3, the adjustment block 26 is released, and then the compression spring 22 pushes the positioning inner column 24 gradually close to the guide rail 3 through the adjustment cross bar 21, and until the guide rail 3 is clamped and fixed, and the anti-slip pad layer 18 is set to contact and fit with one end of the guide rail 3 inserted into the installation back groove 14, thereby reducing the sliding of the relay protector component 1 and the guide rail 3 after installation, and the two sets of installation components 2 are set to clamp and fix both ends of the guide rail 3 at the same time, and then the stability of the connection between the relay protector component 1 and the guide rail 3 is improved by clamping and fixing both ends of the guide rail 3.

[0037] It should be noted that, in this article, the terms "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or apparatus.

[0038] This article uses specific examples to illustrate the principles and implementation methods of the utility model. The above examples are only used to help understand the method and core ideas of the utility model. The above is only the preferred implementation method of the utility model. It should be pointed out that due to the limitations of textual expression, there are objectively infinite specific structures. For ordinary technicians in this technical field, without departing from the principle of the utility model, they can make several improvements, modifications or changes, and can also combine the above technical features in an appropriate manner; these improvements, modifications, changes or combinations, or the direct application of the concept and technical solution of the utility model to other occasions without improvement, should be regarded as the protection scope of the utility model.

Claims

1. A relay protection device that is easy to install, comprising a relay protection assembly (1), a mounting assembly (2), and a guide rail (3), wherein the relay protection assembly (1) comprises a relay body (11), and the mounting assembly (2) comprises an adjustment cross bar (21), characterized in that: The relay body (11) comprises a wiring terminal (12); one end of the relay body (11) away from the wiring terminal (12) is connected to a mounting back plate (13); one end of the mounting back plate (13) away from the relay body (11) is provided with a mounting back groove (14); the inner side of the mounting back plate (13) is provided with a sliding inner groove (15); one end of the mounting back plate (13) is provided with an adjustment side groove (17); the inner wall of the mounting back groove (14) is connected to an anti-slip pad layer (18); the inner side of the mounting back plate (13) is provided with a plug-in slot (19); one end of the adjustment cross bar (21) is connected to a compression spring (22); the end of the adjustment cross bar (21) away from the compression spring (22) is connected to a positioning inner column (24); and one end of the adjustment cross bar (21) is connected to a linkage rod (25).

2. A relay protection device that is easy to install according to claim 1, characterized in that: The sliding inner grooves (15) are provided with two in total and are symmetrically arranged, and one end of the adjusting cross bar (21) away from the positioning inner column (24) is connected to the inner wall of the sliding inner groove (15).

3. A relay protection device that is easy to install according to claim 1, characterized in that: The installation components (2) are provided in two groups, and the adjustment side grooves (17) are provided with two in total and are symmetrically arranged.

4. A relay protection device that is easy to install according to claim 1, characterized in that: The size of the mounting back groove (14) matches the size of the guide rail (3), and the guide rail (3) is a 35 mm standard guide rail.

5. The relay protection device that is easy to install according to claim 1 is characterized in that: The anti-skid pad layer (18) is a rectangular rubber pad layer, and there are two anti-skid pad layers (18) in total and they are symmetrically arranged.

6. A relay protection device that is easy to install according to claim 1, characterized in that: The outer ring of the positioning inner column (24) is wrapped with an insulating outer layer (23), the size of the insulating outer layer (23) matches the size of the plug-in slot (19), and the plug-in slot (19) is connected to the sliding inner slot (15).

7. A relay protection device that is easy to install according to claim 1, characterized in that: A side sliding groove (16) is provided on the inner side of the mounting back plate (13); one end of the adjusting cross bar (21) away from the linkage rod (25) is connected to a stabilizing rod (27); and the stabilizing rod (27) is slidably connected to the side sliding groove (16).

8. The relay protection device that is easy to install according to claim 1, characterized in that: One end of the linkage rod (25) away from the adjustment cross bar (21) is connected to an adjustment block (26), and the adjustment side groove (17) is connected to the sliding inner groove (15).

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