CN220476157U - Heat dissipation mechanism and cable insulation on-line monitoring device - Google Patents

Abstract

The utility model discloses a heat dissipation mechanism and a cable insulation on-line monitoring device, which comprise a heat dissipation assembly and a mounting assembly, wherein the heat dissipation assembly is used for ensuring that the internal temperature of the device is normal when the whole device is in a working state, and meanwhile, layering of internal parts of the device and mounting and fixing can be realized through the arrangement of the mounting assembly. The heat dissipation assembly comprises a protection box, a cooling piece and a fan, wherein the cooling piece is arranged inside the protection box and is fixedly connected with the protection box, and the fan is arranged at the top of the protection box. The protection box is arranged on a secondary alternating current loop of the relay protection device, the line penetrates through the protection box and is electrically connected with an acquisition component in the protection box, and when the temperature in the protection box reaches a certain threshold under the daily condition, the temperature sensor sends an instruction to the cooling piece and the fan to start working, and the whole device is cooled. The installation component comprises a fixing piece and a supporting piece, wherein the fixing piece is arranged inside the protection box, and the supporting piece is fixedly connected with the fixing piece.

Description

Heat dissipation mechanism and cable insulation on-line monitoring device

Technical Field

The utility model relates to the technical field of online monitoring of secondary alternating current loop cable insulation, in particular to a heat dissipation mechanism and an online cable insulation monitoring device.

Background

Along with the rapid development of computer technology, especially microcomputer technology, microcomputer relay protection device has been widely used in power system, relay protection device's secondary alternating current circuit includes secondary alternating current circuit and secondary alternating voltage circuit, is relay protection important component, relate to current transformer, voltage transformer, local control box, outdoor cable, protection device binding post and collection return circuit etc. have the characteristics such as wiring complicacy, link is more, defect is hidden, the result is serious, secondary alternating current circuit's defect will seriously influence relay protection device's accuracy and reliability, prior art is less in secondary alternating current circuit cable insulation on-line monitoring technical engineering practice, mostly research nature, mainly there are the following several aspects of problems: the result of the insulation damage of the relay protection secondary alternating current loop is not known enough, the realized function is single, and only the on-line monitoring of certain insulation damage defect, such as the multipoint grounding monitoring of the secondary alternating current voltage loop or the multipoint grounding monitoring of the neutral line of the secondary alternating current loop, is realized; the technical mode is not uniformly considered and is incomplete, and a signal injection technology is taken as an example, so that the loop safety requirement of relay protection operation management is not fully considered, and the engineering is not realized; the operation and maintenance support requirements on operation and inspection staff are not considered, the monitoring information interaction means is lacking, and the technical means for visual display of on-site operation staff are lacking; without systematic management and external data output, the acquisition device is distributed discretely, and the information can only be displayed on site, so that the integration with an external application system and the remote browsing of the information are not facilitated. Therefore, a layered distributed online cable insulation online monitoring device is needed, real-time monitoring can be performed, and accurate and reliable operation of the relay protection device is ensured.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the utility model, which should not be used to limit the scope of the utility model.

The present utility model has been made in view of the above and/or problems occurring in the prior art heat dissipation mechanisms and cable insulation on-line monitoring devices.

Therefore, the problem to be solved by the present utility model is how to solve the problems of heat dissipation and installation of the device.

In order to solve the technical problems, the utility model provides the following technical scheme: the heat dissipation mechanism comprises a heat dissipation assembly, a heat dissipation device and a heat dissipation device, wherein the heat dissipation assembly comprises a protection box, a cooling piece and a fan, the cooling piece is arranged inside the protection box and is fixedly connected with the protection box, and the fan is arranged at the top of the protection box;

the installation assembly comprises a fixing piece and a supporting piece, wherein the fixing piece is arranged inside the protection box, and the supporting piece is fixedly connected with the fixing piece.

As a preferable mode of the heat dissipation mechanism of the present utility model, wherein: the protection box comprises a first box door, a second box door and a dust screen, wherein the first box door is arranged at the back of the protection box, the first box door and the second box door are fixedly connected with the protection box through a hinge bracket, the dust screen is arranged at the top of the protection box, and the dust screen is fixedly connected with the protection box.

As a preferable mode of the heat dissipation mechanism of the present utility model, wherein: the box door comprises a mounting plate, wiring holes and rotary buckles, wherein the mounting plate is fixedly mounted on one side of the box door and distributed in two rows, mounting grooves are uniformly formed in the mounting plate, the wiring holes are uniformly formed in the box door, and the rotary buckles are fixedly mounted on the other side of the box door and matched with the protection box.

As a preferable mode of the heat dissipation mechanism of the present utility model, wherein: the cooling piece comprises a water tank, an electromagnetic valve and a cooling pipe, wherein the water tank is fixedly installed inside the protection box, the electromagnetic valve is arranged on two sides of the water tank, the cooling pipe is fixedly arranged on two sides inside the protection box, and the cooling pipe is fixedly connected with the electromagnetic valve.

As a preferable mode of the heat dissipation mechanism of the present utility model, wherein: the fixing piece comprises a vertical plate, a first supporting plate and a second supporting plate, wherein the two vertical plates are respectively arranged on two sides of the surface of the water tank, the vertical plate is fixedly connected with the water tank, and the first supporting plate and the second supporting plate are in sliding fit on the vertical plate.

As a preferable mode of the heat dissipation mechanism of the present utility model, wherein: the vertical plate surface sets up in the spout, first layer board with second layer board both sides all are provided with the slide stake, the slide stake with the spout cooperation, first layer board and second layer board back all is provided with the erection column, the erection column with the mounting panel cooperation.

As a preferable mode of the heat dissipation mechanism of the present utility model, wherein: the support piece comprises a first telescopic rod and a second telescopic rod, one side of the first telescopic rod is arranged on the surface of the water tank, the other side of the first telescopic rod is fixedly connected with the first supporting plate, one side of the second telescopic rod is arranged on the surface of the first supporting plate, and the other side of the second telescopic rod is fixedly connected with the second supporting plate.

The heat dissipation mechanism has the beneficial effects that: the device is convenient to install and fix components and parts inside the protection box through the installation component, and is more convenient in the process of wiring, the circuit of the device can not cross through the layered arrangement, and is convenient and safe.

The present utility model has been made in view of the above and/or problems occurring in the prior art heat dissipation mechanisms and cable insulation on-line monitoring devices.

Therefore, the utility model aims to solve the problems of real-time data acquisition and real-time online monitoring.

As a preferable scheme of the heat dissipation mechanism and the cable insulation on-line monitoring device, the utility model comprises the following steps: the collecting assembly comprises a sampling module, a converging module and an application module which are arranged in the protecting box, and the sampling module, the converging module and the application module are electrically connected.

As a preferable scheme of the heat dissipation mechanism and the cable insulation on-line monitoring device, the utility model comprises the following steps: the sampling module comprises a temperature sensor and a micro-current acquisition module, the sampling module is arranged on the surface of the water tank, the sampling module corresponds to the position of the wiring hole, and the temperature sensor is electrically connected with the micro-current acquisition module.

As a preferable scheme of the heat dissipation mechanism and the cable insulation on-line monitoring device, the utility model comprises the following steps: the assembly module is arranged on the surface of the first supporting plate, the application module is arranged on the surface of the second supporting plate, the assembly module is fixedly connected with the first supporting plate, and the application module is fixedly connected with the second supporting plate.

The monitoring device has the beneficial effects that: through the setting of collection subassembly, can real-time supervision guard box inside temperature to regulate and control at any time, simultaneously, through the setting of little electric current collection module, collection module and application module, can real-time acquisition monitoring data, the staff also can pass through bluetooth communication mode through bluetooth communication module real-time reading monitoring data through handheld terminal simultaneously, support fortune dimension personnel to patrol on the spot or the distance, guarantee relay protection device accuracy, reliable operation.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

fig. 1 is a block diagram of a heat dissipation mechanism and a cable insulation on-line monitoring device mounting assembly.

Fig. 2 is a block diagram of an internal unit of the heat dissipation mechanism and the cable insulation on-line monitoring device.

Fig. 3 is a structural view of the heat radiation mechanism and the cable insulation on-line monitoring device protection box when opened.

Fig. 4 is a sectional view of the internal structure of the protection box of the heat dissipation mechanism and the cable insulation on-line monitoring device.

Fig. 5 is a diagram showing a structure of a heat dissipation assembly of the on-line monitoring device for heat dissipation mechanism and cable insulation.

Fig. 6 is a structure diagram of the fit between the supporting plate and the telescopic rod of the heat dissipation mechanism and the cable insulation on-line monitoring device.

Fig. 7 is a diagram showing a structure of a heat dissipation mechanism and a collection assembly of the cable insulation on-line monitoring device.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1 and 2, in a first embodiment of the present utility model, a heat dissipation mechanism and a cable insulation on-line monitoring device are provided, where the heat dissipation mechanism and the cable insulation on-line monitoring device include a heat dissipation component 100 and a mounting component 200, and the heat dissipation component 100 is used to ensure that the temperature inside the device is not too high when the whole device is in a working state, and meanwhile, the mounting component 200 is configured to implement layering of internal parts of the device and perform mounting and fixing.

Specifically, the heat dissipation assembly 100 includes a protection box 101, a cooling member 102 and a fan 103, the cooling member 102 is disposed inside the protection box 101, the cooling member 102 is fixedly connected to the protection box 101, and the fan 103 is disposed at the top of the protection box 101.

The protection box 101 is arranged on a secondary alternating current loop of the relay protection device, a line passes through the protection box 101 and is electrically connected with the acquisition component 300 in the protection box 101, in daily conditions, the cooling piece 102 and the fan 103 in the protection box 101 cannot work, and when the temperature in the protection box 101 reaches a certain threshold value, the temperature sensor 301a sends an instruction to the cooling piece 102 and the fan 103 to start working, so that the whole device is cooled.

Preferably, the installation component 200, including mounting 201 and support piece 202, the mounting 201 sets up inside the guard box 101, support piece 202 and mounting 201 fixed connection, when not installing the state, the inside layer board of installation component 200 and telescopic link are in the shrink state, when needs wiring, lift up support piece 202 action by the staff and prop up mounting 201, finally reach fixed position after, make things convenient for the carding line wiring, and can be fine play layering effect.

Example 2

Referring to fig. 1 to 4, this embodiment is based on the previous embodiment, which is a second embodiment of the present utility model.

Specifically, the protection box 101 includes a first box door 101a, a second box door 101b and a dust screen 101c, the first box door 101a is disposed at the back of the protection box 101, the first box door 101a and the second box door 101b are fixedly connected with the protection box 101 through a hinge bracket, the dust screen 101c is disposed at the top of the protection box 101, the dust screen 101c is fixedly connected with the protection box 101, the dust screen 101c and the fan 103 are located at the same air outlet, so that dust prevention can be effectively performed, and damage caused by rats and insects entering the device in a disordered manner can be prevented.

Preferably, the box door 101a comprises a mounting plate 101a-1, a wiring hole 101a-2 and a rotary buckle 101a-3, wherein the mounting plate 101a-1 is fixedly mounted on one side of the box door 101a and distributed in two rows, mounting grooves are uniformly formed in the mounting plate 101a-1, the wiring hole 101a-2 is uniformly formed in the box door 101a, the rotary buckle 101a-3 is fixedly mounted on the other side of the box door 101a and matched with the protection box 101, a handle is further arranged on the box door 101a, the box door 101a is conveniently opened and closed, the mounting plate 101a-1 is distributed in two rows, the mounting plate 101a-1 can be matched with a telescopic rod to support the height of a supporting plate, a mounting column 201c-1 at the back of the supporting plate can be just clamped into the mounting groove on the mounting plate 101a-1, the rotary buckle 101a-3 adopts a flexible snap structure, and the rotary buckle 101a-3 is required to be opened when the box door 101a is required to be opened.

Preferably, the cooling element 102 includes a water tank 102a, an electromagnetic valve 102b and a cooling tube 102c, the water tank 102a is fixedly installed inside the protection box 101, the electromagnetic valve 102b is arranged at two sides of the water tank 102a, the cooling tube 102c is fixedly arranged at two sides of the inside of the protection box 101, the cooling tube 102c is fixedly connected with the electromagnetic valve 102b, the electromagnetic valve 102b is subjected to the instruction motion of the temperature sensor 301a, after the temperature inside the protection box 101 reaches a certain value, the temperature sensor 301a sends the instruction to the cooling element 102, so that water in the water tank 102a is transported into the cooling tube 102c through the electromagnetic valve 102b and circulated all the time, thereby achieving the cooling effect.

Preferably, the fixing member 201 includes a vertical plate 201a, a first supporting plate 201b and a second supporting plate 201c, the two vertical plates 201a are respectively disposed on two sides of the surface of the water tank 102a, the vertical plate 201a is fixedly connected with the water tank 102a, the first supporting plate 201b and the second supporting plate 201c are slidably matched on the vertical plate 201a, and a groove 201d is disposed inside the first supporting plate 201b and the second supporting plate 201 c.

Preferably, the surface of the vertical plate 201a is arranged on the sliding groove 201a-1 and the positioning groove 201a-2, sliding piles 201b-1 are arranged on two sides of the first supporting plate 201b and the second supporting plate 201c, the sliding piles 201b-1 are matched with the sliding groove 201a-1, the sliding groove 201a-1 is provided with four positioning grooves 201a-2 extending outwards for stretching the supporting plates to be connected, mounting columns 201c-1 are arranged on the back of the first supporting plate 201b and the back of the second supporting plate 201c, and the mounting columns 201c-1 are matched with the mounting plate 101 a-1.

Preferably, the supporting member 202 includes a first telescopic rod 202a and a second telescopic rod 202b, a sliding column 202c is disposed at the top of the first telescopic rod 202a and the second telescopic rod 202b, one side of the first telescopic rod 202a is disposed on the surface of the water tank 102a, the other side of the first telescopic rod 202a is matched with the first supporting plate 201b, one side of the second telescopic rod 202b is disposed on the surface of the first supporting plate 201b, the other side of the second telescopic rod 202b is matched with the second supporting plate 201c, and the matched positions of the first supporting plate 201b, the first telescopic rod 202a, the second supporting plate 201c and the second telescopic rod 202b are provided with a sliding groove, so that inner and outer stretching actions can be performed, and the first telescopic rod 202a and the second telescopic rod 202b are connected with the supporting plates through the sliding piles at the ends, and the matched relations between all the telescopic rods and the supporting plates are shown in fig. 6, thereby playing a fixed stretching role.

When in use, a worker firstly lifts the first supporting plate 201b and the second supporting plate 201c to the position of the corresponding mounting plate 101a-1, then pulls out the positioning groove 201a-2 of the sliding groove 201a-1 to perform wiring and mounting work, after all the wiring is completed, pushes the first supporting plate 201b and the second supporting plate 201c back to the lifting groove 201a-1, respectively supports the first supporting plate 201b and the second supporting plate 201c to the corresponding mounting plate 101a-1 through the first telescopic rod 202a and the second telescopic rod 202b, at this time, the mounting posts 201c-1 on the back of the first supporting plate 201b and the second supporting plate 201c are clamped into the mounting grooves on the mounting plate 101a-1, so that the supporting plate is fixed, after the wiring is completed, the whole device automatically operates to perform loop monitoring work, as the parts inside the protection box 101 continuously operate, after the temperature sensor 301a senses the temperature reaches the set threshold value, a command is sent to the cooling element 102 and the fan 103, the cooling element 103 in the cooling element 102 starts to circulate, the cooling element 103 starts to circulate, and the cooling element is again cooled, and the cooling element is normally cooled after the temperature sensor 301a returns to the normal state, and the cooling element is normally cooled.

Example 3

Referring to fig. 5, a third embodiment of the present utility model is based on the first two embodiments.

The collection assembly 300 comprises a sampling module 301, a convergence module 302 and an application module 303 which are arranged in the protection box 101, wherein the sampling module 301, the convergence module 302 and the application module 303 are electrically connected.

Specifically, the sampling module 301 includes a temperature sensor 301a and a micro-current collecting module 301b, the sampling module 301 is disposed on the surface of the water tank 102a, the sampling module 301 corresponds to the wiring hole 101a-2, the temperature sensor 301a is electrically connected with the micro-current collecting module 301b, the temperature sensor 301a is of a pt100 type, and the micro-current collecting module 301b is of a LZX9015M type.

Preferably, the convergence module 302 is disposed on the surface of the first supporting plate 201b, the application module 303 is disposed on the surface of the second supporting plate 201c, the convergence module 302 is fixedly connected with the first supporting plate 201b, the application module 303 is fixedly connected with the second supporting plate 201c, the convergence module 302 includes a micro control unit, 6 groups of RS485 communication modules, an AC-DC voltage module, a carrier communication module, an RS485 communication module, an ethernet communication module, a bluetooth communication module, an operation indicator lamp, a power indicator lamp, an alarm indicator lamp and a bluetooth connection indicator lamp, the convergence module 302 can be disposed inside the protection box 101, or can be disposed in an outdoor switch field terminal box, a control indoor bus voltage transformer parallel screen or other places, the application module 303 uses an autonomous developed fan-free embedded special device, a Central Processing Unit (CPU) adopts a high-performance central processing unit of an ARM architecture, an operation linux operating system, the RS485 communication module and the carrier communication module are used for communicating with the convergence module 302, a real-time monitoring data acquisition ethernet communication port module is used for communicating with an external application system in real time, and the application module 303 realizes information convergence and application system, and application module 303 performs communication and standard communication protocol communication with an external application station (substation and a substation) monitoring system).

When the portable micro-current collecting device is used, when one grounding point of a secondary alternating current circuit in a screen cabinet is uniformly grounded, one micro-current collecting module 301b can be used for being installed at the uniform grounding point and then connected to the converging module 302, the converging module 302AC-DC power module supports power supply to the micro-current collecting module 301b12V, the RS-485 communication modules 1-4 groups support receiving the grounding point current data of the secondary alternating current circuit sent by the micro-current collecting module 301b in real time, the data period is stored in the FLASH memory, and collected information is sent to the application module 303 in real time in a mode of 5-6 groups or carrier communication. And meanwhile, a user can read the monitoring data in real time through the Bluetooth communication mode by the handheld terminal and the Bluetooth communication module, so that the operation and maintenance personnel can be supported to patrol locally or remotely, and the relay protection device can be ensured to operate accurately and reliably.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims (10)

1. A heat dissipation mechanism, characterized in that: comprising the steps of (a) a step of,

the heat dissipation assembly (100) comprises a protection box (101), a cooling piece (102) and a fan (103), wherein the cooling piece (102) is arranged inside the protection box (101), the cooling piece (102) is fixedly connected with the protection box (101), and the fan (103) is arranged at the top of the protection box (101); the method comprises the steps of,

the installation assembly (200) comprises a fixing piece (201) and a supporting piece (202), wherein the fixing piece (201) is arranged inside the protection box (101), and the supporting piece (202) is fixedly connected with the fixing piece (201).

2. The heat dissipation mechanism as recited in claim 1, wherein: the protection box (101) comprises a first box door (101 a), a second box door (101 b) and a dust screen (101 c), wherein the first box door (101 a) is arranged on the back of the protection box (101), the first box door (101 a) and the second box door (101 b) are fixedly connected with the protection box (101) through a hinged support, the dust screen (101 c) is arranged on the top of the protection box (101), and the dust screen (101 c) is fixedly connected with the protection box (101).

3. The heat dissipation mechanism as recited in claim 2, wherein: the first box door (101 a) comprises a mounting plate (101 a-1), wiring holes (101 a-2) and rotating buckles (101 a-3), wherein the mounting plate (101 a-1) is fixedly mounted on one side of the first box door (101 a) and distributed in two rows, mounting grooves are uniformly formed in the mounting plate (101 a-1), the wiring holes (101 a-2) are uniformly formed in the first box door (101 a), and the rotating buckles (101 a-3) are fixedly mounted on the other side of the first box door (101 a) and are matched with the protection box (101).

4. A heat dissipation mechanism as recited in claim 3, wherein: the cooling piece (102) comprises a water tank (102 a), an electromagnetic valve (102 b) and cooling pipes (102 c), wherein the water tank (102 a) is fixedly installed inside the protection box (101), the electromagnetic valve (102 b) is arranged on two sides of the water tank (102 a), the cooling pipes (102 c) are fixedly arranged on two sides inside the protection box (101), and the cooling pipes (102 c) are fixedly connected with the electromagnetic valve (102 b).

5. The heat dissipation mechanism as recited in claim 4, wherein: the fixing piece (201) comprises a vertical plate (201 a), a first supporting plate (201 b) and a second supporting plate (201 c), wherein the two vertical plates (201 a) are respectively arranged on two sides of the surface of the water tank (102 a), the vertical plate (201 a) is fixedly connected with the water tank (102 a), the first supporting plate (201 b) and the second supporting plate (201 c) are in sliding fit on the vertical plate (201 a), and grooves (201 d) are formed in the first supporting plate (201 b) and the second supporting plate (201 c).

6. The heat dissipation mechanism as recited in claim 5, wherein: the surface of the vertical plate (201 a) is arranged on the sliding groove (201 a-1) and the locating groove (201 a-2), sliding piles (201 b-1) are arranged on two sides of the first supporting plate (201 b) and two sides of the second supporting plate (201 c), the sliding piles (201 b-1) are matched with the sliding groove (201 a-1), mounting columns (201 c-1) are arranged on the backs of the first supporting plate (201 b) and the second supporting plate (201 c), and the mounting columns (201 c-1) are matched with the mounting plate (101 a-1).

7. The heat dissipation mechanism as recited in claim 5 or 6, wherein: the support piece (202) comprises a first telescopic rod (202 a) and a second telescopic rod (202 b), a sliding column (202 c) is arranged at the top of the first telescopic rod (202 a) and the top of the second telescopic rod (202 b), one side of the first telescopic rod (202 a) is arranged on the surface of the water tank (102 a), the other side of the first telescopic rod (202 a) is matched with the first supporting plate (201 b), one side of the second telescopic rod (202 b) is arranged on the surface of the first supporting plate (201 b), and the other side of the second telescopic rod (202 b) is matched with the second supporting plate (201 c).

8. The utility model provides a cable insulation on-line monitoring device which characterized in that: comprising the heat dissipation mechanism as recited in claim 7, further comprising,

the collecting assembly (300) comprises a sampling module (301), a converging module (302) and an application module (303) which are arranged in the protecting box (101), wherein the sampling module (301), the converging module (302) and the application module (303) are electrically connected.

9. The cable insulation on-line monitoring device of claim 8, wherein: the sampling module (301) comprises a temperature sensor (301 a) and a micro-current acquisition module (301 b), the sampling module (301) is arranged on the surface of the water tank (102 a), the position of the sampling module (301) corresponds to the position of the wiring hole (101 a-2), and the temperature sensor (301 a) is electrically connected with the micro-current acquisition module (301 b).

10. The cable insulation on-line monitoring device of claim 8 or 9, wherein: the aggregation module (302) is arranged on the surface of the first supporting plate (201 b), the application module (303) is arranged on the surface of the second supporting plate (201 c), the aggregation module (302) is fixedly connected with the first supporting plate (201 b), and the application module (303) is fixedly connected with the second supporting plate (201 c).