Installation device for electrical automation protection measurement and control

Abstract

The utility model discloses a mounting device for electrical automation protection measurement and control, which comprises a shell, an outer cover is fixed on the side wall of an opening of the shell, a mounting cavity is formed in the outer cover, transmission shafts are rotatably connected to the inner walls of the upper end and the lower end of the mounting cavity, and a driving shaft is rotatably connected to the inner wall of the mounting cavity. The axis of the driving shaft is perpendicular to the axes of the two transmission shafts, the two ends of the driving shaft are in transmission with the transmission shafts through bevel gear transmission assemblies, the inner wall of the mounting cavity is rotationally connected with a rotating shaft, the rotating shaft and the driving shaft are in transmission through the bevel gear transmission assemblies, a driven gear is fixed to the outer wall of the rotating shaft, and an inner hexagonal rotating head is embedded in the outer wall of the outer cover. One end of the inner hexagonal swivel is connected with a driving gear which is in transmission engagement with the driven gear; through the arrangement of the bevel gear transmission assembly, the rotating shaft, the driven gear and the driving gear, the inner hexagonal rotating head is located at one end of the outer cover, the inner hexagonal rotating head cannot be hindered when being rotated through the tool, and operation is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to electrical automation protection measurement and control technical field especially relates to a kind of installation device for electrical automation protection measurement and control. BACKGROUND

[0002] Protection measurement and control device integrates multiple functions such as protection, measurement, control, monitoring, communication, event recording, fault recording, and operation error prevention, and is an ideal intelligent device for forming a comprehensive automation system of a power station, such as a substation or a power plant.

[0003] According to the patent with patent number CN219042274U, an installation device for electrical automation protection measurement and control is disclosed. The device includes a housing, a front end of the housing is fixedly connected to a side frame, an outer cover is fixedly connected to the outer side edge of the front end of the side frame, an inner cover is fixedly connected between the front end of the side frame and the outer cover, and the outer cover is fixedly connected to the outer side of the inner cover.

[0004] The patent drives each bolt to rotate simultaneously through a transmission assembly, which facilitates the simultaneous screwing of each bolt with its corresponding socket, thereby facilitating the quick fixing or dismounting of the electrical automation protection measurement and control device in the housing. However, the inner hexagonal head is located on the side wall of the housing, which makes it inconvenient to rotate the tool due to the obstruction caused by the mounting wall of the ear frame and the housing. SUMMARY

[0005] The utility model aims at solving the shortcomings in the prior art and provides an installation device for electrical automation protection measurement and control.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] An installation device for electrical automation protection measurement and control includes a housing, an outer cover is fixed to the open side wall of the housing, an installation cavity is formed in the inner part of the outer cover, a transmission shaft is rotatably connected to the inner wall of the installation cavity at both ends, a drive shaft is rotatably connected to the inner wall of the installation cavity, the axis of the drive shaft is perpendicular to the axes of the two transmission shafts, the drive shaft is driven by the bevel gear transmission assembly and the transmission shaft at both ends, a rotating shaft is rotatably connected to the inner wall of the installation cavity, the rotating shaft is driven by the bevel gear transmission assembly and the drive shaft, a driven gear is fixed to the outer wall of the rotating shaft, an inner hexagonal head is embedded in the outer wall of the outer cover, one end of the inner hexagonal head is connected to a driving gear, the driving gear is in transmission engagement with the driven gear, and the diameter and the number of teeth of the driving gear are greater than those of the driven gear.

[0008] As a further scheme of the utility model, the housing is a rectangular with one side open, and a plurality of ear plates are fixed to the side wall of the outer cover.

[0009] As a further scheme of the utility model: the inner wall of the cover is relatively provided with a guide groove, a connecting hook is slidably connected to the inner wall of the guide groove, and a threaded rod is rotatably connected to the inner wall of the guide groove.

[0010] As a further scheme of the utility model: the connecting hook is L-shaped, and one end of the threaded rod is in threaded transmission cooperation with the transmission shaft through the bevel gear transmission assembly.

[0011] As a further scheme of the utility model: a plurality of rotating rollers are arranged on the inner side wall of the shell, each rotating roller comprises a plurality of rotating rollers rotatably connected to the inner wall of the shell, and the rotating rollers are arranged in a straight line.

[0012] As a further scheme of the utility model: a measurement and control device main body is arranged on the inner wall of the shell, the rotating rollers are in contact cooperation with the outer wall of the measurement and control device main body, a rectangular limiting cavity for limiting cooperation with the connecting hook is formed in the side wall of the measurement and control device main body, and an avoiding opening for inserting the connecting hook is formed in the top side wall of the rectangular limiting cavity.

[0013] As a further scheme of the utility model: a sliding groove is formed in the inner wall of the shell, a notch is arranged at the position opposite to the rotating roller above the sliding groove, a pushing plate is slidably connected to the inner wall of each sliding groove, a spring is fixed to one side of the pushing plate, and the other end of the spring is fixedly connected to the inner wall of the shell.

[0014] Compared with the prior art, the utility model provides an installation device for electrical automation protection measurement and control, which has the following beneficial effects:

[0015] 1. The utility model discloses a bevel gear transmission assembly, a rotating shaft, a driven gear and a driving gear are arranged, so that the inner hexagonal head is located at one end of the cover, and the inner hexagonal head is not hindered when being rotated by using a tool, and the operation is convenient.

[0016] 2. The utility model discloses that the diameter and the number of teeth of the driving gear are greater than the diameter and the number of teeth of the driven gear, so that the rotating speed of the driven gear can be improved in the transmission of the driving gear and the driven gear, and the disassembly and assembly speed is accelerated.

[0017] 3. The utility model discloses a sliding groove, a pushing plate and a spring are arranged, so that the measurement and control device main body can be partially pushed out of the shell when being disassembled, and the measurement and control device main body is convenient to take out of the shell.

[0018] The parts not involved in the device are the same as or can be realized by the prior art, the utility model has the advantages of simple structure and convenient operation. DRAWINGS

[0019] Figure 1The utility model provides an overall structure schematic diagram of installation device for electrical automation protection measurement and control is proposed.

[0020] Figure 2 The utility model provides a partial structure schematic diagram of installation device for electrical automation protection measurement and control is proposed.

[0021] Figure 3 The utility model provides an internal structure schematic diagram of installation device for electrical automation protection measurement and control is proposed.

[0022] Figure 4 The utility model provides a drive structure schematic diagram of drive shaft of installation device for electrical automation protection measurement and control is proposed.

[0023] Figure 5 The utility model provides a transmission structure schematic diagram of driving gear and driven gear of installation device for electrical automation protection measurement and control is proposed.

[0024] Figure 6 The utility model provides a side sectional view of installation device for electrical automation protection measurement and control is proposed.

[0025] In the drawing: 1, shell, 2, measurement and control device main body, 3, cover, 4, ear plate, 5, guide groove, 6, connecting hook, 7, threaded rod, 8, transmission shaft, 9, drive shaft, 10, bevel gear transmission assembly, 11, rotating shaft, 12, internal hexagonal head, 13, driven gear, 14, driving gear, 15, rotating roller, 16, sliding groove, 17, push plate, 18, spring. Specific embodiments

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0027] In the description of the utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0028] Embodiment 1

[0029] An installation device for electrical automation protection measurement and control, such as Figures 1 to 6As shown, including the shell 1, the shell 1 is a rectangular opening side, the shell 1 opening side wall is fixed with the cover 3, the cover 3 side wall is fixed with a plurality of ear plate 4, the cover 3 inside is provided with installation cavity, the installation cavity upper and lower two end inner wall are all rotationally connected with transmission shaft 8, the installation cavity inner wall is rotationally connected with drive shaft 9, the axis of drive shaft 9 is perpendicular to the axis of two transmission shafts 8, the drive shaft 9 both ends are driven by bevel gear transmission assembly 10 and transmission shaft 8, bevel gear transmission assembly 10 includes two mutually meshing bevel gears, bevel gear transmission assembly 10 is prior mature technology, and the person skilled in the art is familiar with its basic structure and working principle, therefore, here is not repeated, the inner wall of the cover 3 is relatively provided with guide slot 5, the guide slot 5 inner wall is slidably connected with connecting hook 6, the guide slot 5 inner wall is rotationally connected with threaded rod 7, the connecting hook 6 is threadedly connected with the outer wall of threaded rod 7, the connecting hook 6 is L-shaped, one end of the threaded rod 7 is drivingly connected with the transmission shaft 8 through bevel gear transmission assembly 10, the installation cavity inner wall is rotationally connected with rotating shaft 11, the rotating shaft 11 is driven by bevel gear transmission assembly 10 and drive shaft 9, the rotating shaft 11 outer wall is fixed with driven gear 13, the cover 3 outer wall is embedded with internal hex head 12, the internal hex head 12 one end is connected with driving gear 14, the driving gear 14 is drivingly engaged with driven gear 13, the diameter and the number of teeth of driving gear 14 are greater than the diameter and the number of teeth of driven gear 13.

[0030] The inner wall of the shell 1 is provided with a plurality of rotating rollers 15, each group of rotating rollers 15 includes a plurality of rotating rollers 15 rotationally connected with the inner wall of the shell 1, and the rotating rollers 15 are linearly arranged, the inner wall of the shell 1 is provided with a measurement and control device body 2, the rotating rollers 15 are in contact with the outer wall of the measurement and control device body 2, the side wall of the measurement and control device body 2 is provided with a rectangular limiting cavity limiting matched with the connecting hook 6, and the top end side wall of the rectangular limiting cavity is provided with a avoiding opening for inserting the connecting hook 6.

[0031] Firstly, the shell 1 is embedded on the surface of the electrical cabinet, and the shell 1 is fixed by bolts and the lug plate 4, then the measurement and control device main body 2 is put into the shell 1, the roller 15 is in contact with the outer wall of the measurement and control device main body 2, the sliding friction between the measurement and control device main body 2 and the inner wall of the shell 1 is changed into the rolling friction between the measurement and control device main body 2 and the roller 15, the movement is more smooth, and the wear is smaller, after the measurement and control device main body 2 completely enters the shell 1, the connecting hook 6 enters the rectangular limiting cavity from the avoiding opening, then the inner hexagonal head 12 is rotated by a tool, the inner hexagonal head 12 drives the driving gear 14 to rotate, the driving gear 14 and the driven gear 13 drive the rotating shaft 11 to rotate, because the diameter and the number of teeth of the driving gear 14 are greater than the diameter and the number of teeth of the driven gear 13, so the rotating speed of the driven gear 13 is greater than that of the driving gear 14, the rotating shaft 11 drives the driving shaft 9 to rotate through the bevel gear transmission assembly 10, the driving shaft 9 drives the transmission shaft 8 to rotate through the bevel gear transmission assembly 10 at both ends, the transmission shaft 8 drives the threaded rod 7 to rotate, and the connecting hook 6 is inserted into the rectangular limiting groove along the guide groove 5, so that the measurement and control device main body 2 is fixed.

[0032] The inner hexagonal head 12 is located at one end of the outer cover 3 through the setting of the bevel gear transmission assembly 10, the rotating shaft 11, the driven gear 13 and the driving gear 14, so that the inner hexagonal head 12 is not hindered when being rotated by a tool, and the operation is convenient.

[0033] The diameter and the number of teeth of the driving gear 14 are set to be greater than the diameter and the number of teeth of the driven gear 13, so that the rotating speed of the driven gear 13 can be improved in the transmission of the driving gear 14 and the driven gear 13, and the disassembly and assembly speed is accelerated.

[0034] Embodiment 2

[0035] The installation device for electrical automation protection measurement and control is improved on the basis of embodiment 1, and the improvements are as follows, as shown in the figure, Figure 6 As shown in the figure, the inner wall of the shell 1 is relatively provided with a sliding groove 16, the roller 15 located above the sliding groove 16 is provided with a notch in the opposite position of the sliding groove 16, and the inner wall of the two sliding grooves 16 is slidably connected with a push plate 17, the outer wall of one side of the push plate 17 is fixedly connected with a spring 18, and the other end of the spring 18 is fixedly connected with the inner wall of the shell 1.

[0036] When the measurement and control device main body 2 is installed, the measurement and control device main body 2 pushes the push plate 17 to move along the sliding groove 16, and the spring 18 is compressed and deformed, but when the measurement and control device main body 2 is disassembled, the spring 18 is elongated and deformed, the measurement and control device main body 2 is pushed outwards by the push plate 17, and the measurement and control device main body 2 is convenient to disassemble and take out.

[0037] Through setting the sliding groove 16, the push plate 17 and the spring 18, the measuring and controlling device body 2 can be partially pushed out from the shell 1 when the measuring and controlling device body 2 is disassembled, and the measuring and controlling device body 2 is convenient to take out from the shell 1.

[0038] Working principle: first, the shell 1 is embedded on the surface of the electrical cabinet, and the shell 1 is fixed through the bolt and the lug plate 4, then the measuring and controlling device body 2 is put into the shell 1, the measuring and controlling device body 2 pushes the push plate 17 to move along the sliding groove 16, the spring 18 is compressed and deformed, the rotating roller 15 is in contact with the outer wall of the measuring and controlling device body 2, the sliding friction between the measuring and controlling device body 2 and the inner wall of the shell 1 is changed into the rolling friction between the measuring and controlling device body 2 and the rotating roller 15, the movement is more smooth, and the wear is smaller, after the measuring and controlling device body 2 completely enters the shell 1, the connecting hook 6 enters the rectangular limiting cavity from the avoiding port, then the inner hexagonal head 12 is rotated through the tool, the inner hexagonal head 12 drives the driving gear 14 to rotate, the driving gear 14 and the driven gear 13 drive the rotating shaft 11 to rotate through the transmission, because the diameter and the number of teeth of the driving gear 14 are larger than the diameter and the number of teeth of the driven gear 13, so the rotating speed of the driven gear 13 is greater than that of the driving gear 14, the rotating shaft 11 drives the driving shaft 9 to rotate through the bevel gear transmission assembly 10, the driving shaft 9 drives the transmission shaft 8 to rotate through the bevel gear transmission assembly 10 at both ends, the transmission shaft 8 drives the threaded rod 7 to rotate, the connecting hook 6 moves along the guide groove 5 and is inserted into the rectangular limiting slot, so that the measuring and controlling device body 2 is fixed, when the measuring and controlling device body 2 is disassembled, the inner hexagonal head 12 is reversely rotated, the limiting of the connecting hook 6 and the rectangular limiting slot is released, the spring 18 is elongated and deformed, and the measuring and controlling device body 2 is pushed outwards by the push plate 17.

[0039] The above merely describes the preferred embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. An installation device for electrical automation protection monitoring and control, comprising a housing (1), characterized in that, The shell (1) opening side wall is fixed with the cover (3), the cover (3) inside is provided with installation cavity, the upper and lower ends of installation cavity inner wall are all rotationally connected with transmission shaft (8), the inner wall of installation cavity is rotationally connected with drive shaft (9), the axis of drive shaft (9) is perpendicular to the axis of two transmission shafts (8), the both ends of drive shaft (9) are driven by bevel gear transmission assembly (10) and transmission shaft (8), the inner wall of installation cavity is rotationally connected with rotating shaft (11), rotating shaft (11) is driven by bevel gear transmission assembly (10) with drive shaft (9), the outer wall of rotating shaft (11) is fixed with driven gear (13), the outer wall of cover (3) is embedded with internal hexagonal head (12), one end of internal hexagonal head (12) is connected with driving gear (14), and driving gear (14) is in transmission engagement with driven gear (13), and the diameter and the number of teeth of driving gear (14) are greater than the diameter and the number of teeth of driven gear (13).

2. The installation device for electrical automation protection measurement and control according to claim 1, characterized in that, The shell (1) is a rectangular opening on one side, and the side wall of the cover (3) is fixed with a plurality of ear plates (4).

3. The installation device for electrical automation protection measurement and control according to claim 1, characterized in that, The inner wall of the cover (3) is oppositely provided with a guide groove (5), the inner wall of the guide groove (5) is slidably connected with a connecting hook (6), and the inner wall of the guide groove (5) is rotationally connected with a threaded rod (7).

4. The installation device for electrical automation protection measurement and control according to claim 3, characterized in that, The connecting hook (6) is L-shaped, and one end of the threaded rod (7) is in transmission cooperation with the transmission shaft (8) through the bevel gear transmission assembly (10).

5. The installation device for electrical automation protection measurement and control according to claim 1, characterized in that, The inner side wall of the shell (1) is provided with a plurality of rotating rollers (15), each group of rotating rollers (15) includes a plurality of rotating rollers (15) rotationally connected with the inner wall of the shell (1), and the rotating rollers (15) are linearly arranged.

6. The installation device for electrical automation protection measurement and control according to claim 5, characterized in that, The inner wall of the shell (1) is provided with a measurement and control device body (2), and the rotating rollers (15) are in contact with the outer wall of the measurement and control device body (2). The side wall of the measurement and control device body (2) is provided with a rectangular limiting cavity in limiting cooperation with the connecting hook (6), and the top side wall of the rectangular limiting cavity is provided with a avoiding opening for the insertion of the connecting hook (6).

7. The installation device for electrical automation protection measurement and control according to claim 6, characterized in that, The inner wall of the shell (1) is oppositely provided with a sliding groove (16), and the rotating rollers (15) above the sliding groove (16) are provided with notches at opposite positions of the sliding groove (16). The inner walls of the two sliding grooves (16) are slidably connected with a push plate (17), and the outer wall of one side of the push plate (17) is fixed with a spring (18), and the other end of the spring (18) is fixedly connected with the inner wall of the shell (1).

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