Installation mechanism and isolation switch maloperation prevention safety tool

Abstract

The utility model relates to the technical field of electric power grids, in particular to a mounting mechanism and an anti-maloperation safety tool for an isolating switch. The mounting mechanism comprises a fastening assembly, wherein the fastening assembly comprises a first fixing piece, a telescopic piece fixedly arranged on one side of the first fixing piece and a second fixing piece fixedly arranged at one end of the telescopic piece; the adjusting assembly comprises two detachable pressing blocks, a magnet arranged between the pressing blocks and a position adjusting needle fixedly arranged on one sides of the pressing blocks; the detection assembly comprises a first connecting part and a second connecting part, and the first connecting part and the second connecting part are detachably connected through a bearing. By using the anti-maloperation safety tool for the isolating switch, a manual mechanism is replaced by an electric mechanism under the electrified condition, and a large amount of manpower and material resources are not required to be input to carry out power-off and power-on operation of a line or a bus. And moreover, the output angle of the electric mechanism is consistent with that of a manual mechanism, and the operation quality and stability after transformation are ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electric power grid, especially a kind of installation mechanism and isolator anti-malfunction safety tool. BACKGROUND

[0002] With the improvement of power grid automation and intelligentization demand, remote control operation of isolator has become an inevitable requirement.However, at present, most isolators still use manual operating mechanism, which cannot meet the demand of remote control.Electrification of these manual operating mechanisms is an important and urgent task.However, the existing transformation method usually needs long-time power outage, which has a great impact on the reliability and operating efficiency of power grid.In addition, the traditional replacement method has certain misoperation risk in the operation process, such as opening and closing of isolator under load, which affects the safety of equipment and personnel. SUMMARY

[0003] This section aims to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments.Some simplifications or omissions may be made in this section, as well as the abstract of the specification and the utility model name, to avoid obscuring the purpose of this section, the abstract of the specification and the utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0004] In view of the above or the problem of power outage treatment affecting power grid operation when transforming isolator in prior art, the utility model is proposed.

[0005] Therefore, the purpose of the utility model is to provide an installation mechanism.To solve the above technical problems, the utility model provides the following technical solutions: a fastening assembly, including a first fixing member, a telescopic member fixedly arranged on one side of the first fixing member, and a second fixing member fixedly arranged on one end of the telescopic member; an adjusting assembly, including two detachable pressing blocks, a magnet arranged in the middle of the pressing blocks, and a positioning needle fixedly arranged on one side of the pressing blocks; a detection assembly, including a first connecting portion and a second connecting portion, the first connecting portion and the second connecting portion are detachably connected through a bearing.

[0006] As a preferred scheme of the installation mechanism of the utility model, wherein: the first fixing member includes a hoop and a channel steel, and the hoop is fixedly connected with the channel steel through a threaded rod.

[0007] As a preferred scheme of the installation mechanism of the utility model, wherein: the telescopic member includes a fixed tube fixedly arranged on one side of the channel steel, a movable column slidingly arranged in the fixed tube, and a positioning plate fixedly arranged on one end of the movable column.

[0008] As a preferred scheme of the mounting mechanism, the second fixing member comprises a first fixing plate, a spherical screw and a second fixing plate, the first fixing plate is fixedly connected with the movable column through the spherical screw, a through groove is formed on the opposite side of the first fixing plate and the second fixing plate, and the vertical connecting rod is matched with the through groove.

[0009] As a preferred scheme of the mounting mechanism, the opposite side of the two pressing blocks is provided with a groove, the magnet is fixedly arranged on the inner wall of the groove, and the vertical connecting rod is matched with the groove.

[0010] As a preferred scheme of the mounting mechanism, the adjusting assembly further comprises a direction adjusting pin, and the direction adjusting pin is arranged between the two pressing blocks.

[0011] As a preferred scheme of the mounting mechanism, the first connecting portion is provided with a circular hole, and the circular hole is matched with the bottom end of the vertical connecting rod.

[0012] As a preferred scheme of the mounting mechanism, the second connecting portion is connected with the mechanism output shaft and the outer wall of the second connecting portion is marked with a pointer.

[0013] As a preferred scheme of the mounting mechanism, the outer wall of the first connecting portion is provided with a size scale.

[0014] To solve the above technical problems, the utility model also provides the following technical scheme: a kind of isolator anti-misoperation safety tool comprising mounting mechanism

[0015] The utility model has the advantages that: by the use of the isolator anti-misoperation safety tool, the manual mechanism is replaced by the electric mechanism under the live condition, without investing a lot of manpower and material resources to carry out line or busbar power-off and power-on operation, ensuring the stability and safety of power grid framework and stable operation. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the drawings needed in the embodiment description will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can obtain other drawings according to these drawings without creative labor. Among them:

[0017] Figure 1 It is the overall schematic view of the fastening assembly of the mounting mechanism.

[0018] Figure 2 is a schematic view of the connection of the movable column.

[0019] Figure 3 is a schematic view of the adjusting assembly of the mounting mechanism.

[0020] Figure 4 is another angle schematic view of the adjusting assembly of the mounting mechanism.

[0021] Figure 5 is a schematic view of the detecting assembly of the mounting mechanism.

[0022] Figure 6 is another angle schematic view of the detecting assembly of the mounting mechanism. DETAILED DESCRIPTION

[0023] In order to make the above objectives, characteristics and advantages of the present application more apparent, a detailed description of the specific embodiments of the present application will be given below with reference to the accompanying drawings.

[0024] In the following description, a large number of specific details are set forth in order to facilitate a thorough understanding of the present application, but the present application can also be implemented in other ways different from those described herein, and those skilled in the art can make similar generalizations without departing from the connotation of the present application, therefore the present application is not limited by the specific embodiments disclosed below.

[0025] Secondly, the "one embodiment" or "embodiment" referred to herein means that the specific features, structures or characteristics can be included in at least one implementation of the present application. In this specification, "in one embodiment" does not mean the same embodiment, nor is it an independent or alternative embodiment that excludes other embodiments.

[0026] Embodiment 1

[0027] Reference Figures 1-6 For the first embodiment of the present application, the embodiment provides a mounting mechanism which can realize the effect of replacing the isolating switch under the live condition, which comprises a fastening assembly 100, an adjusting assembly 200 and a detecting assembly 300.

[0028] Specifically, the fastening assembly 100 includes a first fixing member 101, an extension member 102 fixedly arranged on one side of the first fixing member 101, and a second fixing member 103 fixedly arranged on one end of the extension member 102. The first fixing member 101 is used to clamp the entire tool on a support column so as to perform a series of centering operations on a vertical connecting rod. The extension member 102 can adjust the length of the tool to adapt to different distances from the support column to the vertical connecting rod, and different first fixing members 101 can be replaced according to the size of the support column, thereby enhancing the practicability of the mounting mechanism, and different parts can be configured according to the installation scene of the actual disconnecting switch, facilitating on-site replacement and assembly and use. The second fixing member 103 is used to fix the vertical connecting rod to keep it in the original position and stable, thereby preparing for the next replacement of the control box. The second fixing member 103 is arranged at the upper end of the vertical connecting rod.

[0029] Further, the adjusting assembly 200 includes two detachable pressing blocks 201, a magnet 202 arranged in the middle of the pressing blocks 201, and a positioning needle 203 fixedly arranged on one side of the pressing blocks 201. The adjusting assembly 200 is arranged at the lower end of the vertical connecting rod, the two pressing blocks 201 are pulled apart, and then the adjusting assembly 200 is sleeved on the vertical connecting rod. Due to the action of the magnet 202, the installed adjusting assembly can be well rotated around the shaft, and can also be manually moved up and down to an appropriate height. Then, the corresponding port of the control box is adjusted, and the positioning needle 203 can be used to observe whether the vertical connecting rod and the control box are on the same axis.

[0030] The detecting assembly 300 includes a first connecting part 301 and a second connecting part 302, and the first connecting part 301 and the second connecting part 302 are detachably connected through a bearing 303. The first connecting part 301 is matched with the bottom end of the vertical connecting rod and has a size scale arranged on the outer wall thereof, and the second connecting part 302 is connected with a mechanism output shaft and has a pointer marked on the outer wall thereof. The vertical connecting rod is sleeved on the first connecting part 301 and is fixed by screws. Due to the automatic centering function of the bearing 303, the mechanism output shaft is kept on the same axis as the vertical connecting rod.

[0031] In use, the first fixing member 101 is first fixed on the support column, then the extension member 102 is adjusted according to the distance from the support column to the vertical connecting rod, the vertical connecting rod is fixed by the second fixing member 103, then the adjusting assembly 200 is used to make the vertical connecting rod and the control box on the same axis, and finally the second connecting part 302 is rotated to the desired angle by using the detecting assembly 300, the mechanism output shaft is detached, and the electric control box is replaced according to the size scale.

[0032] Example 2

[0033] Reference Figure 1 and Figure 2For the second embodiment of the utility model, the embodiment provides an installation mechanism which comprises a fastening assembly 100, an adjusting assembly 200 and a detection assembly 300.

[0034] Specifically, the first fixing part 101 comprises a hoop 101a and a channel steel 101b, and the hoop 101a is fixedly connected with the channel steel 101b through a threaded rod 101c. The hoop 101a is U-shaped, and the threaded rod 101c is provided with two threaded rods which are fixedly arranged at two ends of the hoop 101a respectively. The threaded rod 101c is screwed into the hole on the channel steel 101b and locked by a screw, so that the first fixing part 101 is fixed on the support. Since the size of the support is different, different hoops 101a can be replaced for fixing.

[0035] Further, the telescopic part 102 comprises a fixed tube 102a fixedly arranged on one side of the channel steel 101b, a movable column 102b slidingly arranged in the fixed tube 102a and a positioning plate 102c fixedly arranged on one end of the movable column 102b. The fixed tube 102a is provided with a strip-shaped groove, the movable column is provided with a through hole, a bolt passes through the strip-shaped groove and cooperates with the through hole, and a gasket is arranged between the bolt and the fixed tube 102a. When the telescopic part 102 is adjusted, the bolt is first moved, so that the movable column 102b slides in the fixed tube 102a to the appropriate position, and then the bolt is tightened, so that the movable column 102b is fixed. The positioning plate 102c is provided with a hole so that the first fixed plate 103a passes through the positioning plate 102c and is connected with the movable column 102b.

[0036] The second fixing part 103 comprises a first fixed plate 103a, a spherical screw 103b and a second fixed plate 103c, the first fixed plate 103a is fixedly connected with the movable column 102b through the spherical screw 103b, and the opposite sides of the first fixed plate 103a and the second fixed plate 103c are provided with a through groove 103d, and a vertical connecting rod cooperates with the through groove 103d. The vertical connecting rod is arranged in the middle of the first fixed plate 103a and the second fixed plate 103c, and the first fixed plate 103a and the second fixed plate 103c are clamped and fixed by a screw, so that the vertical connecting rod is stable and immovable.

[0037] Preferably, the channel steel 101b is made of 5mm stainless steel channel steel.

[0038] In use, first, according to the size of the pillar, the appropriate hoop 101a is used, the threaded rod 101c is screwed into the channel steel 101b and fixed by a screw, the length of the telescopic piece 102 is adjusted to match the distance between the pillar and the vertical connecting rod, the bolt is moved to slide the movable column 102b to the appropriate position, the bolt passing through the strip-shaped slot is tightened to fix the movable column 102b, and the first fixed plate 103a and the second fixed plate 103c are placed on both sides of the vertical connecting rod, so that the through slot 103d matches the vertical connecting rod, and the first fixed plate 103a and the second fixed plate 103c are fixed by a screw.

[0039] Embodiment 3

[0040] With reference to Figures 3-6 For the third embodiment of the utility model, the embodiment provides an installation mechanism which comprises a fastening assembly 100, an adjusting assembly 200 and a detection assembly 300.

[0041] Specifically, the adjusting assembly 200 comprises two pressure blocks 201 arranged oppositely, a magnet 202 arranged in the middle of the pressure blocks 201 and a position adjusting pin 203 fixedly arranged on one side of the pressure blocks 201, first recesses 201a are formed on opposite sides of the two pressure blocks 201, the magnet 202 is fixedly arranged on the inner wall of the first recess 201a, and the vertical connecting rod matches the first recess 201a. The adjusting assembly 200 further comprises a direction adjusting pin 204 arranged between the two pressure blocks 201. The first recess 201a is semicircular, the two magnets 202 are arc-shaped and arranged on the inner walls of the pressure blocks 201 respectively, and the vertical connecting rod is arranged in the middle of the two magnets 202. Due to the action of the magnet 202, the adjusting assembly 200 can rotate around the vertical connecting rod.

[0042] Further, second recesses 201b are formed in the lower parts of the inner walls of the first recesses 201a, the upper ends of the position adjusting pins 203 match the second recesses 201b, and the position adjusting pins 203 are arranged in pairs and fixedly arranged on the lower ends of the pressure blocks 201, so as to align the output end of the mechanism and make the vertical connecting rod and the output end on the same axis. The direction adjusting pin 204 is pulled apart, the two pressure blocks 201 can be separated, the pressure blocks 201 are sleeved on the vertical connecting rod, and whether the output end and the vertical connecting rod are on the same axis can be known by observing the distance between the two position adjusting pins 203 and the output end. Then, the output angle of the electric mechanism is adjusted to keep consistent with the output angle of the manual mechanism, so as to avoid the test of opening and closing the brake.

[0043] The detection assembly 300 comprises a first connecting part 301 and a second connecting part 302, and the first connecting part 301 and the second connecting part 302 are detachably connected through a bearing 303. The first connecting part 301 is provided with a circular hole 301a matched with the bottom end of the vertical connecting rod. The second connecting part 302 is connected with the mechanism output shaft and is provided with a pointer on the outer wall. The outer wall of the first connecting part 301 is provided with a size scale. The second connecting part 302 is rotated to a certain angle, the scale pointed by the pointer is read, the mechanism output end is detached, the control box is replaced, and the rotation angle of the front and rear transmission shafts is unchanged.

[0044] In use, the appropriate hoop 101a is selected and clamped on the support column, the length of the movable column 102b extending out of the fixed tube 102a is adjusted, the through slot 103d of the first fixed plate 103a and the second fixed plate 103c can be matched with the vertical connecting rod, then the first fixed plate 103a and the second fixed plate 103c are fixed by screws, the pressure block 201 is separated by pulling the adjusting pin 204, then the pressure block 201 is sleeved on the bottom end of the vertical connecting rod, the distance between the adjusting position needle 203 and the output shaft is observed to ensure that the output end is on the same axis line as the vertical connecting rod. The bottom of the vertical connecting rod is placed in the circular hole 301a and fixed by screws, the second connecting part 302 is connected with the mechanism output end, the upper and lower ends are automatically centered, the second connecting part 302 is rotated according to the scale of the pointer to keep the angle of the manual mechanism and the electric mechanism unchanged. After the control box is replaced, the fastening assembly 100, the adjusting assembly 200 and the detection assembly 300 are detached, and the whole replacement process is completed.

[0045] In conclusion, the utility model has the advantages of:

[0046] 1. The use of the disconnector anti-misoperation safety tool ensures normal operation of the disconnector and safety of the staff.

[0047] 2. The use of the disconnector anti-misoperation safety tool ensures that the output angle of the electric mechanism is consistent with the manual mechanism, without complicated on-off debugging, and ensures the operation quality and stability after the transformation.

[0048] 3. The tool can be conveniently assembled and disassembled after use, can be repeatedly used, improves work efficiency, and has high popularization and application value.

[0049] It is important to note that the construction and arrangements of the application shown in the various exemplary embodiments are illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications can be made to the embodiments without departing from the novel teachings and advantages of the subject matter described herein. For example, elements described as integrated in a single unit can be separated, elements described as separate can be integrated, and the position, number, shape, and arrangements of elements can be varied. Accordingly, all such modifications are intended to be included within the scope of the present inventive subject matter. The order or sequence of any process or method steps can be varied or re-sequenced without departing from the general nature of the claims. Any "means plus function" clauses are intended to cover the structures described herein as performing the recited functionality and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes, and omissions can be made in the design, operating conditions, and arrangement of the exemplary embodiments without departing from the scope of the present inventive subject matter. Accordingly, the present inventive subject matter is not limited to the particular embodiments described and illustrated herein, but extends to equivalents of which the foregoing describes are intended to cover.

[0050] Furthermore, in order to provide a concise description of the exemplary embodiments, not all features of an actual implementation can be described (i.e., those pertaining to the

[0051] It is understood that in the development of any actual implementation, as in any engineering or design project, numerous implementation-specific decisions can be made. Such development efforts can inevitably lead to a number of substitutions, modifications, changes, and omissions of parts illustrated as having a specific configuration. Those skilled in the art will be able to make such changes while staying within the scope and spirit of the inventive subject matter described herein, with the intent and hope that the inventive subject matter will be given the broadest possible interpretation.

[0052] It should be noted that the above-mentioned embodiments are only used to illustrate the technical solutions of the present application but not to limit the present application, and although the present application is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or equivalent replaced without departing from the spirit and scope of the present application, and all should be included in the scope of the claims of the present application.

Claims

1. A mounting mechanism, characterized in that: include, A fastening assembly (100) comprises a first fixing member (101), a telescopic member (102) fixedly arranged on one side of the first fixing member (101), and a second fixing member (103) fixedly arranged on one end of the telescopic member (102); An adjustment assembly (200) comprises two detachable pressing blocks (201), a magnet (202) disposed in the middle of the pressing blocks (201), and an adjustment pin (203) fixedly disposed on one side of the pressing blocks (201); The detection assembly (300) comprises a first connecting portion (301) and a second connecting portion (302), wherein the first connecting portion (301) and the second connecting portion (302) are detachably connected via a bearing (303).

2. The mounting mechanism according to claim 1, wherein: The first fixing member (101) comprises a clamp (101a) and a channel steel (101b), and the clamp (101a) is fixedly connected to the channel steel (101b) via a threaded rod (101c).

3. The mounting mechanism according to claim 2, wherein: The telescopic member (102) comprises a fixed tube (102a) fixedly arranged on one side of the channel steel (101b), a movable column (102b) slidably arranged inside the fixed tube (102a), and a positioning plate (102c) fixedly arranged on one end of the movable column (102b).

4. The mounting mechanism according to claim 3, wherein: The second fixing member (103) includes a first fixing plate (103a), a spherical screw (103b), and a second fixing plate (103c). The first fixing plate (103a) is fixedly connected to the movable column (102b) via the spherical screw (103b). A through slot (103d) is provided on opposite sides of the first fixing plate (103a) and the second fixing plate (103c), and a vertical connecting rod cooperates with the through slot (103d).

5. The mounting mechanism according to claim 4, wherein: A first groove (201a) is provided on one opposite side of the two pressing blocks (201), the magnet (202) is fixedly arranged on the inner wall of the first groove (201a), and the vertical connecting rod is matched with the first groove (201a).

6. The mounting mechanism according to claim 4 or 5, wherein: The adjustment assembly (200) further comprises an adjustment pin (204), and the adjustment pin (204) is arranged between the two pressing blocks (201).

7. The mounting mechanism according to claim 6, wherein: The first connecting portion (301) is provided with a circular hole (301a), and the circular hole (301a) is matched with the bottom end of the vertical connecting rod.

8. The mounting mechanism according to claim 7, wherein: The second connecting portion (302) is connected to the output shaft of the mechanism and has a pointer engraved on its outer wall.

9. The mounting mechanism according to claim 8, wherein: The outer wall of the first connecting portion (301) is provided with size scales.

10. A safety tool for preventing misoperation of an isolating switch, characterized by: It comprises the installation mechanism described in any one of claims 1 to 9.

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