Signal transformer box for railway communication

Abstract

The utility model relates to the field of signal transformer box bodies, in particular to a signal transformer box for railway communication, which comprises a signal transformer box shell, one side of the signal transformer box shell is rotatably connected with a shell door plate, and two ventilation mechanisms are arranged in an inner cavity of the shell door plate. The two ventilation mechanisms are arranged on the two sides of the signal transformer box shell respectively. Original heat dissipation holes in the two sides of the signal transformer box shell are replaced with ventilation mechanisms, the rotating ring block is driven to rotate through operation of the servo motor, the rotating ring block can push the rotating plate through the moving rod when rotating, the rotating rod and the rotating fan blades can rotate, the rotating fan blades can rotate, and the rotating efficiency of the signal transformer box shell is improved. And the opening and closing degree in the mounting ring block can be adjusted, and meanwhile, the space in which air can circulate can be adjusted, so that the device is suitable for various different conditions.

Description

TECHNICAL FIELD

[0001] The utility model relates to signal transformer box field, concretely is a signal transformer box for railway communication. BACKGROUND

[0002] Railway communication signal transformer box, usually simply signal transformer box or transformer box, is a kind of special user's outer box body in railway signal system, which is concentrated installation, protection and connection signal transformer, relay, fuse, terminal strip and other key electrical equipment, safely converts the high voltage input from outside into various low operating voltages required by railway signal equipment, and distributes power for these devices, and through the internal terminal strip, the input power line, output load line and the connection line between devices are connected in order, which is convenient for construction, testing, fault finding and daily maintenance.

[0003] In the prior art, the signal transformer box for railway communication can effectively provide guarantee for normal use of railway, and in general, in order to enable the signal transformer in the box body to be used smoothly, a hole for heat dissipation is usually formed in the two sides of the box body, the heat in the box body can be effectively discharged smoothly through the hole, thereby reducing the temperature in the box body, although the hole formed in the two sides of the box body can realize the temperature reduction of the box body, but the hole in the two sides of the box body is inconvenient to adjust when needed, and can only be blocked by artificial, and if completely blocked, the temperature of the signal transformer in the box body will be affected, and if not blocked, the signal transformer in the box body is easily affected in some special environments, and when the size of the heat dissipation hole needs to be expanded to increase the heat dissipation effect, it is also inconvenient to adjust the size of the heat dissipation hole according to the need. CONTENT OF THE UTILITY MODEL

[0004] In order to make up for the deficiency of the prior art, the hole in the two sides of the box body is inconvenient to adjust when needed, and can only be blocked by artificial, and if completely blocked, the temperature of the signal transformer in the box body will be affected, and if not blocked, the signal transformer in the box body is easily affected in some special environments, and when the size of the heat dissipation hole needs to be expanded to increase the heat dissipation effect, it is also inconvenient to adjust the size of the heat dissipation hole according to the need, the utility model provides a signal transformer box for railway communication.

[0005] The utility model discloses a signal transformer box for railway communication, which comprises a signal transformer box shell, a shell door plate is rotatably connected to one side of the signal transformer box shell, a ventilation mechanism is arranged in the inner cavity of the shell door plate, the ventilation mechanism is provided with two, the two ventilation mechanisms are arranged on the two sides of the signal transformer box shell respectively, a driving assembly is arranged in the inner cavity of the signal transformer box shell, the driving assembly is provided with two, and the two driving assemblies correspond to the two ventilation mechanisms one by one.

[0006] The ventilation mechanism comprises a mounting ring block, the surface of the mounting ring block is fixedly connected with the inner cavity of the signal transformer box shell, a fixing frame is fixedly connected in the inner cavity of the mounting ring block, a central shaft is fixedly connected in the inner cavity of the fixing frame, the surface of the central shaft is rotatably connected with a connecting shaft, the connecting shaft is provided with a plurality of connecting shafts, one end of each of the plurality of connecting shafts is fixedly connected with a rotating fan blade, one end of each of the plurality of rotating fan blades is fixedly connected with a rotating rod, one end of each of the plurality of rotating rods penetrates the inner cavity of the mounting ring block, the surface of each of the plurality of rotating rods is fixedly connected with a rotating plate, the surface of the mounting ring block is rotatably connected with a rotating ring block, the surface of the rotating ring block is fixedly connected with a moving rod, the moving rod is provided with a plurality of moving rods, the number of the plurality of moving rods is same with that of the plurality of rotating plates, and the surface of the moving rod is movably connected in the inner cavity of the rotating plate.

[0007] As a preferred, the driving assembly comprises a servo motor, one side of the servo motor is fixedly connected with the inner cavity of the signal transformer box shell, the output end of the servo motor is fixedly connected with a driving gear, one side of the rotating ring block is fixedly connected with a connecting plate, one side of the connecting plate is fixedly connected with a driven gear, and the teeth of the driving gear and the teeth of the driven gear are meshed with each other.

[0008] As a preferred, the inner cavity of the mounting ring block is fixedly connected with a hollow block, the inner cavity of the hollow block is fixedly connected with a positive magnet, the inner cavity of the mounting ring block is provided with a filter screen, one side of the filter screen is fixedly connected with a negative magnet, and one side of the negative magnet is magnetically attracted to one side of the positive magnet.

[0009] As a preferred, the inner cavity of the signal transformer box shell is fixedly connected with a hollow ring block, one side of the driving gear is fixedly connected with a sliding plate, and the surface of the hollow ring block is slidably connected with the inner cavity of the sliding plate.

[0010] As a preferred, the inner cavity of the signal transformer box shell is fixedly connected with a connecting rod, one side of the connecting rod is fixedly connected with a fixed frame, and the inner cavity of the fixed frame is fixedly connected with a fan.

[0011] Preferably, the surface of the mounting ring block is provided with a hollow groove, and a limiting ring block is fixedly connected to the inner cavity of the rotating ring block, with the surface of the limiting ring block slidingly connected to the inner cavity of the hollow groove.

[0012] Preferably, a temperature monitor is fixedly connected to the inner cavity of the signal transformer box housing, and two temperature monitors are provided. A PLC controller is also fixedly connected to the inner cavity of the signal transformer box housing.

[0013] The advantages of this utility model are:

[0014] This invention replaces the original heat dissipation holes on both sides of the signal transformer housing with a ventilation mechanism. A servo motor drives a rotating ring block to rotate, which in turn pushes a rotating plate via a moving rod. This rotation of the rotating rod and the rotating fan blades allows for adjustment of the opening and closing size of the mounting ring block, as well as the amount of airflow. This adapts to various situations and solves the problem of inconvenient adjustment of the holes on both sides of the housing, which can only be manually covered. Completely covering the holes can affect the temperature of the internal signal transformer, while leaving them uncovered can negatively impact the transformer in certain environments. Furthermore, it addresses the difficulty of adjusting the size of the heat dissipation holes when needed to increase heat dissipation. Attached Figure Description

[0015] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0016] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0017] Figure 2 This is a schematic diagram of the temperature monitor and PLC controller of this utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the filter and fan of this utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the drive gear and connecting rod of this utility model;

[0020] Figure 5 This is a schematic diagram of the hollow ring block and servo motor of this utility model;

[0021] Figure 6 It is the structure schematic view of rotating fan blade and fixed frame of the utility model;

[0022] Figure 7 It is the sectional structure schematic view of filter screen and rotating rod of the utility model;

[0023] Figure 8 It is the structure schematic view of connecting shaft and rotating plate of the utility model;

[0024] Figure 9 It is the structure schematic view of the utility model Figure 7 It is the enlarged structure schematic view of A place in the middle.

[0025] In the drawing: 1, signal transformer box shell; 2, shell door plate; 3, ventilation mechanism; 301, installation ring block; 302, fixed frame; 303, center shaft; 304, connecting shaft; 305, rotating fan blade; 306, rotating rod; 307, rotating plate; 308, rotating ring block; 309, moving rod; 4, drive assembly; 401, servo motor; 402, driving gear; 403, driven gear; 404, connecting plate; 5, fan; 6, temperature monitor; 7, PLC controller; 8, hollow block; 9, positive pole magnet; 10, negative pole magnet; 11, filter screen; 12, limit ring block; 13, hollow groove; 14, hollow ring block; 15, sliding plate; 16, connecting rod; 17, fixed frame. DETAILED DESCRIPTION

[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, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] The following will be combined with the drawings Figures 1-9 The application will be further described in detail,

[0028] The embodiments of the application disclose a signal transformer box for railway communication. Referring to Figure 1 , Figure 6 and Figure 7 A signal transformer box for railway communication, comprising a signal transformer box shell 1, a shell door plate 2 is rotationally connected to one side of the signal transformer box shell 1, a ventilation mechanism 3 is arranged in the inner cavity of the shell door plate 2, the ventilation mechanism 3 is provided with two, the two ventilation mechanisms 3 are arranged on the two sides of the signal transformer box shell 1 respectively, a drive assembly 4 is arranged in the inner cavity of the signal transformer box shell 1, the drive assembly 4 is provided with two, and the two drive assemblies 4 correspond to the two ventilation mechanisms 3 one by one.

[0029] The ventilation mechanism 3 comprises a mounting ring block 301, the surface of the mounting ring block 301 is fixedly connected with the inner cavity of the signal transformer box shell 1, the inner cavity of the mounting ring block 301 is fixedly connected with a fixing frame 302, the inner cavity of the fixing frame 302 is fixedly connected with a central shaft 303, the surface of the central shaft 303 is rotatably connected with a connecting shaft 304, the connecting shaft 304 is provided with a plurality of connecting shafts 304, one end of the plurality of connecting shafts 304 is fixedly connected with a rotating fan blade 305, one end of the plurality of rotating fan blades 305 is fixedly connected with a rotating rod 306, one end of the plurality of rotating rods 306 penetrates the inner cavity of the mounting ring block 301, the surface of the plurality of rotating rods 306 is fixedly connected with a rotating plate 307, the surface of the mounting ring block 301 is rotatably connected with a rotating ring block 308, the surface of the rotating ring block 308 is fixedly connected with a moving rod 309, the moving rod 309 is provided with a plurality of moving rods 309, the number of the plurality of moving rods 309 is same as that of the plurality of rotating plates 307, the surface of the moving rod 309 is movably connected in the inner cavity of the rotating plate 307.

[0030] The signal transformer box shell 1 can be used for installing and storing signal transformers, so that the railway communication can be used smoothly, and the shell door plate 2 can play a closing role on the signal transformer box shell 1, and the communication transformer is prior art in the field, so it is not described in detail here, and the ventilation mechanism 3 and the driving assembly 4 arranged in the signal transformer box shell 1 are both provided with two, and the structures of the two ventilation mechanisms 3 are same, and the structures of the two driving assemblies 4 are also same, so the specific working principles of the two ventilation mechanisms 3 and the two driving assemblies 4 are not described in detail here.

[0031] In addition, the signal transformer box shell 1 can play a mounting and fixing role on the fixing frame 302 through the mounting ring block 301, the fixing frame 302 can realize the mounting and connection of the central shaft 303, and the plurality of connecting shafts 304 connected with the surface of the central shaft 303 can provide a connection role for the rotating fan blade 305, the rotating fan blade 305 can be smoothly connected in the inner part of the mounting ring block 301 through the rotating rod 306 connected with one side of the rotating fan blade 305 and the connecting shaft 304 connected with the other side, and the rotating fan blade 305 can control the opening and closing size of the inner part of the mounting ring block 301 through the rotation of itself, so as to realize the adjustment of the ventilation amount and the opening size of the mounting ring block 301, the mounting ring block 301 can be connected with the moving rod 309 through the rotating ring block 308, and when the rotating ring block 308 rotates, the moving rod 309 can push and extrude the rotating plate 307, so that the rotating plate 307 can drive the rotating rod 306 to rotate through the connection relationship between the rotating plate 307 and the rotating rod 306, and then the angle of the rotating fan blade 305 can be adjusted.

[0032] Reference Figure 4 and Figure 5The driving assembly 4 comprises a servo motor 401, one side of the servo motor 401 is fixedly connected with the inner cavity of the signal transformer box shell 1, the output end of the servo motor 401 is fixedly connected with a driving gear 402, one side of the rotating ring block 308 is fixedly connected with a connecting plate 404, one side of the connecting plate 404 is fixedly connected with a driven gear 403, the teeth of the driving gear 402 and the teeth of the driven gear 403 are mutually engaged, the signal transformer box shell 1 can be connected with the driving gear 402 through the servo motor 401, when the servo motor 401 operates, the driving gear 402 can be smoothly driven to rotate, the rotating ring block 308 can be connected with the driven gear 403 through the connecting plate 404, when the driving gear 402 rotates, the driving gear 402 and the driven gear 403 are mutually engaged, the connecting plate 404, the driven gear 403 and the rotating ring block 308 are driven to rotate, so that the angle of the rotating fan blade 305 is adjusted.

[0033] With reference to Figure 9 The inner cavity of the mounting ring block 301 is fixedly connected with a hollow block 8, the inner cavity of the hollow block 8 is fixedly connected with a positive magnet 9, the inner cavity of the mounting ring block 301 is provided with a filter screen 11, one side of the filter screen 11 is fixedly connected with a negative magnet 10, one side of the negative magnet 10 is magnetically attracted to one side of the positive magnet 9, the filter screen 11 arranged in the mounting ring block 301 can block the objects outside the signal transformer box shell 1, and can filter part of the dust and particles in the air entering the inside of the signal transformer box shell 1, meanwhile, the mounting ring block 301 can be connected with the positive magnet 9 through the hollow block 8, the negative magnet 10 arranged on one side of the filter screen 11 can be stably and conveniently arranged in the inner cavity of the mounting ring block 301 by the magnetic attraction between the negative magnet 10 and the positive magnet 9, so that the filter screen 11 can be conveniently and simply mounted and dismounted, and has high stability during use.

[0034] With reference to Figure 5 The inner cavity of the signal transformer box shell 1 is fixedly connected with a hollow ring block 14, one side of the driving gear 402 is fixedly connected with a sliding plate 15, the surface of the hollow ring block 14 is slidingly connected with the inner cavity of the sliding plate 15, the driving gear 402 can be connected with the sliding plate 15, the hollow ring block 14 connected in the inner cavity of the signal transformer box shell 1 can limit the rotation of the driving gear 402 through the sliding plate 15, so that the driving gear 402 can be stable when being driven by the servo motor 401, and the driving gear 402 is not prone to fail to smoothly drive the driven gear 403 due to shaking and other reasons.

[0035] With reference to Figure 4 and Figure 5The inner cavity of the signal transformer box shell 1 is fixedly connected with a connecting rod 16, one side of the connecting rod 16 is fixedly connected with a fixed frame 17, the inner cavity of the fixed frame 17 is fixedly connected with a fan 5, the signal transformer box shell 1 can be connected with the fixed frame 17 through the connecting rod 16, and the fan 5 in the fixed frame 17 can increase the air circulation speed in the signal transformer box shell 1 when operating, and the connecting rod 16, the fixed frame 17 and the fan 5 are all provided with two, and the two fans 5 are arranged on one side of the two mounting ring blocks 301 respectively, and the blowing directions of the two fans 5 are opposite, so that the operation of the fan 5 can further increase the air circulation effect in the signal transformer box shell 1.

[0036] With reference to Figure 7 The surface of the mounting ring block 301 is provided with a hollow groove 13, the inner cavity of the rotating ring block 308 is fixedly connected with a limiting ring block 12, the surface of the limiting ring block 12 is slidably connected with the inner cavity of the hollow groove 13, and the limiting ring block 12 and the hollow groove 13 can effectively limit the rotation of the rotating ring block 308, so that the rotating ring block 308 has high stability when rotating on the surface of the mounting ring block 301.

[0037] With reference to Figure 2 And Figure 3 The inner cavity of the signal transformer box shell 1 is fixedly connected with a temperature monitor 6, the temperature monitor 6 is provided with two, the inner cavity of the signal transformer box shell 1 is fixedly connected with a PLC controller 7, the signal transformer box shell 1 can install and fix the two temperature monitors 6 and the PLC controller 7, the temperature monitor 6 can be used for monitoring the temperature in the signal transformer box shell 1, and the PLC controller 7 is electrically connected with the two temperature monitors 6 and the two servo motors 401, so that the PLC controller 7 can control the operation of the servo motor 401 through the temperature monitor 6, the temperature monitor 6 measures the temperature in real time, the data is transmitted to the PLC controller 7, the PLC controller 7 controls the servo motor 401 according to the temperature value, adjusts the speed or position to realize accurate temperature control, forms a “monitoring-judgment-execution” closed loop, and the temperature monitor 6 and the PLC controller 7 can be selected according to actual conditions, for example: the temperature monitor 6 can adopt PT100, and the PLC controller 7 can adopt Siemens S7-1200.

[0038] Working principle: the device in use, the staff can install signal transformer box shell 1 to the position that needs to use, and install signal transformer to the inside of signal transformer box shell 1, after the operation of fan 5, actively cool the inside of signal transformer box shell 1, and temperature monitor 6 can monitor the temperature inside signal transformer box shell 1, and through PLC controller 7 control servo motor 401 operation control, simultaneously staff can actively use PLC controller 7 control servo motor 401, and servo motor 401 when operating can be successfully through the meshing between driving gear 402 and driven gear 403, drive driven gear 403 center shaft 303 and rotary ring block 308 are rotated, rotary ring block 308 rotates its surface is connected to the moving rod 309 can push rotating plate 307, rotating plate 307 when being pushed, the rotating rod 306 connected inside rotating plate 307 will follow rotating plate 307 and rotate, and rotating rod 306 can use the rotation of itself, drive rotating fan blade 305 to rotate, and the synchronous overturning of multiple rotating fan blades 305, can control, adjust the opening and closing size of the inside of installation ring block 301.

[0039] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A signal transformer box for railway communication, comprising a signal transformer box housing (1), characterized in that: One side of the signal transformer box shell (1) is rotatably connected with a shell door plate (2), the inner cavity of the shell door plate (2) is provided with a ventilation mechanism (3), the ventilation mechanism (3) is provided with two, the two ventilation mechanisms (3) are respectively arranged on the two sides of the signal transformer box shell (1), the inner cavity of the signal transformer box shell (1) is provided with a driving assembly (4), the driving assembly (4) is provided with two, the two driving assemblies (4) correspond to the two ventilation mechanisms (3) one by one; The ventilation mechanism (3) includes a mounting ring block (301), the surface of the mounting ring block (301) is fixedly connected with the inner cavity of the signal transformer box shell (1), the inner cavity of the mounting ring block (301) is fixedly connected with a fixing frame (302), the inner cavity of the fixing frame (302) is fixedly connected with a central shaft (303), the surface of the central shaft (303) is rotatably connected with a connecting shaft (304), the connecting shaft (304) is provided with a plurality of, one end of the connecting shaft (304) is fixedly connected with a rotating fan blade (305), one end of the rotating fan blade (305) is fixedly connected with a rotating rod (306), one end of the rotating rod (306) penetrates the inner cavity of the mounting ring block (301), the surface of the rotating rod (306) is fixedly connected with a rotating plate (307), the surface of the mounting ring block (301) is rotatably connected with a rotating ring block (308), the surface of the rotating ring block (308) is fixedly connected with a moving rod (309), the moving rod (309) is provided with a plurality of, the number of the moving rod (309) is same as that of the rotating plate (307), the surface of the moving rod (309) is movably connected in the inner cavity of the rotating plate (307).

2. The signal transformer box for railway communication according to claim 1, characterized in that: The driving assembly (4) includes a servo motor (401), one side of the servo motor (401) is fixedly connected with the inner cavity of the signal transformer box shell (1), the output end of the servo motor (401) is fixedly connected with a driving gear (402), one side of the rotating ring block (308) is fixedly connected with a connecting plate (404), one side of the connecting plate (404) is fixedly connected with a driven gear (403), the teeth of the driving gear (402) and the teeth of the driven gear (403) are meshed with each other.

3. A signal transformer box for railway communication according to claim 2, characterized in that: The inner cavity of the mounting ring block (301) is fixedly connected with a hollow block (8), the inner cavity of the hollow block (8) is fixedly connected with a positive magnet (9), the inner cavity of the mounting ring block (301) is provided with a filter screen (11), one side of the filter screen (11) is fixedly connected with a negative magnet (10), one side of the negative magnet (10) is magnetically attracted to one side of the positive magnet (9).

4. A signal transformer case for railway communication according to claim 3, characterized in that: The inner cavity of the signal transformer box shell (1) is fixedly connected with a hollow ring block (14), one side of the driving gear (402) is fixedly connected with a sliding plate (15), the surface of the hollow ring block (14) is slidably connected with the inner cavity of the sliding plate (15).

5. A signal transformer box for railway communication according to claim 4, characterized in that: The inner cavity of the signal transformer box shell (1) is fixedly connected with a connecting rod (16), one side of the connecting rod (16) is fixedly connected with a fixed frame (17), and the inner cavity of the fixed frame (17) is fixedly connected with a fan (5).

6. A signal transformer box for railway communication according to claim 3, characterized in that: The surface of the mounting ring block (301) is provided with a hollow groove (13), the inner cavity of the rotating ring block (308) is fixedly connected with a limiting ring block (12), and the surface of the limiting ring block (12) is in sliding connection with the inner cavity of the hollow groove (13).

7. A signal transformer box for railway communication according to claim 4, characterized in that: The inner cavity of the signal transformer box shell (1) is fixedly connected with a temperature monitor (6), the temperature monitor (6) is provided with two, and the inner cavity of the signal transformer box shell (1) is fixedly connected with a PLC controller (7).

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