CN216672342U

CN216672342U - Heat preservation type block terminal

Info

Publication number: CN216672342U
Application number: CN202123007753.XU
Authority: CN
Inventors: 丁小得; 沈国强
Original assignee: Suzhou Shunming Electric Co ltd
Current assignee: Suzhou Shunming Electric Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-06-03
Anticipated expiration: 2031-12-01

Abstract

The utility model relates to the technical field of power supply equipment, in particular to a heat-preservation distribution box which comprises a box shell and a frame plate, wherein the frame plate is fixedly connected to the inner wall of the box shell, the outer wall of the box shell is fixedly connected with a protective cover, a heating device is fixedly arranged in the inner cavity of the protective cover, the inner wall of the box shell is provided with an air inlet communicated with the protective cover, the inner wall of the box shell is fixedly connected with a heat absorption plate frame, and a flow channel is formed among the box shell, the heat absorption plate frame and the frame plate. According to the utility model, the internal temperature of the distribution box can be monitored through the detection module, so that the heating device can be controlled to work, heat generated by the heating device after working can flow into the flow channel through the air inlet, and then hot gas can flow to work along with the work of the first guide fan, so that the damage of an electric element at a certain position due to heat concentration is avoided, the electric element is always positioned in the temperature range of normal operation, and the normal work of the distribution box is ensured.

Description

Heat preservation type block terminal

Technical Field

The utility model relates to the technical field of power supply equipment, in particular to a heat-preservation distribution box.

Background

The distribution box, also called a distribution cabinet, is a low-voltage distribution device formed by assembling switch equipment, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirements.

Among the prior art, the operating temperature minimum value of the electric elements in the block terminal is 25 ℃ below zero usually, and when the temperature of the operational environment in the block terminal was less than above-mentioned temperature value, the electric elements in the block terminal will unable normal operation, damages electric elements even, and the current block terminal can't keep warm to electric elements's in the block terminal operational environment, leads to the application scope of block terminal to be limited, causes the block terminal to be less than 25 ℃ below zero's the unable normal operation in severe cold district.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving one of the technical problems of the prior art or the related art.

Therefore, the technical scheme adopted by the utility model is as follows:

a heat preservation type distribution box comprises a box shell and a frame plate, wherein the frame plate is fixedly connected to the inner wall of the box shell, the outer wall of the box shell is fixedly connected with a protective cover, a heating device is fixedly arranged in an inner cavity of the protective cover, an air inlet communicated with the protective cover is formed in the inner wall of the box shell, a heat absorption plate frame is fixedly connected to the inner wall of the box shell, a flow channel is formed between the box shell, the heat absorption plate frame and the frame plate, a first induced fan is arranged inside the flow channel and is arranged below the air inlet, the flow channel is communicated with a radiating pipe connected to the outer wall of the box shell, a second induced fan is fixedly arranged in the inner cavity of the radiating pipe, a placing groove is formed in the inner side plate of the box shell, a baffle is arranged inside the placing groove and abuts against the communication position of the flow channel and the radiating pipe, and the surface of the baffle is fixedly connected with a U-shaped handle.

The present invention in a preferred example may be further configured to: the inner wall fixedly connected with shrink section of thick bamboo of U type handle, the inner chamber fixed mounting of shrink section of thick bamboo has the spring, the other end fixedly connected with of spring runs through the card post of shrink section of thick bamboo.

The present invention in a preferred example may be further configured to: the outer wall of the box shell is respectively provided with a sliding opening and a bayonet communicated with the placing groove, the U-shaped handle slides in the sliding opening, and one end, far away from the spring, of the clamping column is clamped in the bayonet.

The present invention in a preferred example may be further configured to: the through-hole has been seted up on the surface of baffle, the inside dust screen that is equipped with of through-hole, just the internal diameter value of through-hole is less than the internal diameter value of cooling tube one end.

The utility model in a preferred example may be further configured to: fixedly connected with closing plate between case casing, heat absorption grillage and the frame plate, the surface of closing plate is run through and is seted up the installing port, a fan fixed mounting is in the installing port.

The present invention in a preferred example may be further configured to: the bottom of heat absorption grillage has seted up the inlet wire, the bottom of inlet wire is equipped with the sealing ring of connecting in heat absorption grillage and box casing inner wall.

The present invention in a preferred example may be further configured to: the inner wall fixed mounting of case casing has the detection module of locating the heat absorption grillage medial extremity, detection module electric connection heating device.

The present invention in a preferred example may be further configured to: the outer wall of the clamping column is fixedly connected with a cross rod.

The present invention in a preferred example may be further configured to: the inner wall of the box shell is provided with a heat-insulating layer.

By adopting the technical scheme, the utility model has the beneficial effects that:

according to the utility model, the internal temperature of the distribution box can be monitored through the detection module, so that the heating device can be controlled to work, heat generated by the heating device after working can flow into the flow channel through the air inlet, and then the heat can flow to work along with the work of the first induced fan, so that the damage of an electric element at a certain position easily caused by heat concentration is avoided, the electric element is always positioned in the temperature range of normal operation, the distribution box is ensured to be suitable for a severe cold area with the temperature lower than minus 25 ℃, and the power supply reliability of the area is ensured.

According to the utility model, the U-shaped handle is held manually, fingers hook the cross rod, so that the cross rod can drive the clamping column to be separated from the lower bayonet, after the U-shaped handle drives the baffle plate to move upwards, the clamping column can be clamped in the upper bayonet by means of the acting force of the spring due to the loosening of the cross rod, the through hole is ensured to be communicated with the radiating pipe, and then the work of the second induced fan is beneficial to the radiating work of the distribution box, so that the heat preservation of the utility model is ensured, meanwhile, the effective radiating can be carried out, and the applicability is improved.

According to the distribution box, the heat-insulating layer is arranged on the inner wall of the box shell, so that the heat loss in the distribution box can be effectively reduced through the heat-insulating layer, and the environmental friendliness is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic front sectional view of the present invention;

FIG. 3 is a schematic view of the internal structure of the flow channel of the present invention;

FIG. 4 is a schematic view of a seal plate structure according to the present invention;

FIG. 5 is a schematic view of a via structure according to the present invention;

fig. 6 is a schematic view of the internal structure of the shrinking cylinder of the present invention.

Reference numerals:

1. a case housing; 2. a protective cover; 3. a heating device; 4. an air inlet; 5. a heat absorbing plate frame; 6. a flow channel; 7. a first induced fan; 8. a radiating pipe; 9. a second induced fan; 10. a placement groove; 11. a baffle plate; 12. a U-shaped handle; 13. a retraction cylinder; 14. a spring; 15. clamping the column; 16. a sliding port; 17. a bayonet; 18. a through hole; 19. a sealing plate; 20. a frame plate; 21. an installation port; 22. a wire inlet; 23. a seal ring; 24. a detection module; 25. a cross bar; 26. and (7) an insulating layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be noted that the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

It is to be understood that this description is made only by way of example and not as a limitation on the scope of the utility model.

The following describes an insulated electrical box according to some embodiments of the present invention with reference to the accompanying drawings.

The first embodiment is as follows:

referring to fig. 1-6, the heat preservation type distribution box provided by the utility model comprises a box shell 1 and a frame plate 20, wherein the frame plate 20 is fixedly connected to the inner wall of the box shell 1, the inner wall of the box shell 1 is provided with a heat preservation layer 26, the heat preservation type distribution box is designed to reduce heat loss in the distribution box, the outer wall of the box shell 1 is fixedly connected with a protective cover 2, an inner cavity of the protective cover 2 is fixedly provided with a heating device 3, the inner wall of the box shell 1 is provided with an air inlet 4 communicated with the protective cover 2, the inner wall of the box shell 1 is fixedly connected with a heat absorption plate frame 5, a flow channel 6 is formed among the box shell 1, the heat absorption plate frame 5 and the frame plate 20, a first induced fan 7 is arranged inside the flow channel 6, the first induced fan 7 is arranged below the air inlet 4, a sealing plate 19 is fixedly connected among the box shell 1, the heat absorption plate frame 5 and the frame plate 20, the surface of the sealing plate 19 is provided with a mounting opening 21, the first induced fan 7 is fixedly arranged in the mounting opening 21, the design function is that the mounting opening 21 and the first induced fan 7 are respectively provided with three, when the sealing plate 19 is used for cutting off the flow channel 6, the operation of the three first induced fans 7 enables hot air to flow in the flow channel 6, the constant temperature operation of the outer part of the distribution box is ensured when the distribution box is in operation, and the normal operation of electrical elements is facilitated, the flow channel 6 is communicated with the radiating pipe 8 connected with the outer wall of the box shell 1, the radiating pipe 8 is in a downward bending state, so that the problem that rainwater carries out the inside of the distribution box can be effectively avoided, the inner cavity of the radiating pipe 8 is fixedly provided with the second induced fan 9, one end of the radiating pipe 8, which is close to the second induced fan 9, is provided with a dustproof mesh enclosure, the entering of dust is effectively reduced, the placing groove 10 is arranged inside the side plate of the box shell 1, the baffle 11 is arranged inside the placing groove 10, and the baffle 11 is abutted against the communication part of the flow channel 6 and the radiating pipe 8, and a U-shaped handle 12 is fixedly connected to the surface of the baffle plate 11.

In this embodiment, a retraction cylinder 13 is fixedly connected to an inner wall of the U-shaped handle 12, a spring 14 is fixedly mounted in an inner cavity of the retraction cylinder 13, a clamping column 15 penetrating through the retraction cylinder 13 is fixedly connected to the other end of the spring 14, and a cross bar 25 is fixedly connected to an outer wall of the clamping column 15.

Specifically, when U type handle 12 was held to the manual work and the horizontal pole 25 was colluded to the finger, horizontal pole 25 can drive card post 15 and break away from bayonet 17 to this U type handle 12 drives baffle 11 and adjusts the removal, and loosens horizontal pole 25 after adjusting, and card post 15 can reset with the help of spring 14's effort, establishes in the bayonet 17 of top with this card.

In this embodiment, the outer wall of the box housing 1 is respectively provided with a sliding opening 16 and a bayonet 17 which are communicated with the placing groove 10, the U-shaped handle 12 slides in the sliding opening 16, one end of the clamping column 15 far away from the spring 14 is clamped in the bayonet 17, the surface of the baffle plate 11 is provided with a through hole 18, a dustproof net is arranged in the through hole 18, and the inner diameter of the through hole 18 is smaller than that of one end of the radiating pipe 8.

Specifically, bayonet 17 is equipped with two, be suitable for reading and end opening respectively, and when card post 15 located below bayonet 17 in, baffle 11 can be with the shutoff of the department that communicates with each other between flow channel 6 and the cooling tube 8, avoid steam outwards to spill out, and it is higher in the face of external weather temperature, when needing to dispel the heat to its block terminal, artifical U type handle 12 that can stimulate makes card post 15 locate in top bayonet 17, guarantee that through-hole 18 communicates with each other with cooling tube 8 with this, do benefit to the radiating work of block terminal, and the design of dust screen can effectively reduce the entering of external dust.

In this embodiment, the bottom of the heat absorbing plate frame 5 is opened with a wire inlet 22, and the bottom end of the wire inlet 22 is provided with a sealing ring 23 connected to the heat absorbing plate frame 5 and the inner wall of the case housing 1.

Specifically, by the design of the sealing ring 23, a partition is provided between the flow passage 6 and the wire inlet 22, so that the sealing performance in the flow passage 6 is ensured.

In this embodiment, the inner wall of the case housing 1 is fixedly installed with a detection module 24 disposed at the inner side end of the heat absorbing plate frame 5, and the detection module 24 is electrically connected to the heating device 3.

Specifically, by means of the design of the detection module 24, the detection module 24 can monitor the temperature in the distribution box, so that the heating device 3 can be controlled to work at any time, and the working temperature of the electric element in the distribution box can be ensured to be within the temperature range of normal operation all the time.

The working principle and the using process of the utility model are as follows: when the heat-conducting type distribution box is used, when the outside weather temperature is low, the detection module 24 can monitor the internal temperature of the distribution box, so that the heating device 3 can be controlled to work, heat generated after the heating device 3 works can flow into the flow channel 6 through the air inlet 4, and then along with the work of the first induced fan 7, hot gas can flow to work, and the phenomenon that the electric elements at a certain position are easily damaged due to heat concentration is avoided; and when the temperature is higher in the face of the outside weather, the user can hold the U-shaped handle 12 manually and hook the cross rod 25 with fingers, the cross rod 25 can drive the clamping column 15 to be separated from the clamping opening 17 below, after the U-shaped handle 12 drives the baffle plate 11 to move upwards, the clamping column 15 can be clamped in the clamping opening 17 above by means of the acting force of the spring 14 due to the loosening of the cross rod 25, the through hole 18 is ensured to be communicated with the radiating pipe 8, and then the work of the second induced fan 9 is beneficial to the radiating work of the distribution box.

In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

It will be understood that when an element is referred to as being "mounted to," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the claims and their equivalents.

Claims

1. The utility model provides a heat-preservation type block terminal, includes case casing (1) and frame plate (20), frame plate (20) fixed connection is at the inner wall of case casing (1), its characterized in that: the outer wall fixedly connected with safety cover (2) of case casing (1), the inner chamber fixed mounting of safety cover (2) has heating device (3), air inlet (4) that communicates with each other in safety cover (2) is seted up to the inner wall of case casing (1), the inner wall fixedly connected with heat absorption grillage (5) of case casing (1), be formed with flow channel (6) between case casing (1), heat absorption grillage (5) and frame plate (20), the inside of flow channel (6) is equipped with induced fan one (7), induced fan one (7) are located the below of air inlet (4), just flow channel (6) communicate with each other and have cooling tube (8) of connecting in case casing (1) outer wall, the inner chamber fixed mounting of cooling tube (8) has induced fan two (9), standing groove (10) have been seted up to the curb plate inside of case casing (1), the novel radiating pipe is characterized in that a baffle plate (11) is arranged inside the placing groove (10), the baffle plate (11) abuts against the communication position of the flow channel (6) and the radiating pipe (8), and a U-shaped handle (12) is fixedly connected to the surface of the baffle plate (11).

2. The heat-preservation distribution box according to claim 1, wherein a shrinking cylinder (13) is fixedly connected to the inner wall of the U-shaped handle (12), a spring (14) is fixedly installed in the inner cavity of the shrinking cylinder (13), and a clamping column (15) penetrating through the shrinking cylinder (13) is fixedly connected to the other end of the spring (14).

3. The heat-preservation distribution box according to claim 2, wherein the outer wall of the box housing (1) is provided with a sliding opening (16) and a bayonet opening (17) which are communicated with the placing groove (10), the U-shaped handle (12) slides inside the sliding opening (16), and one end of the clamping column (15) far away from the spring (14) is clamped inside the bayonet opening (17).

4. The insulated distribution box of claim 1, wherein the baffle (11) has a through hole (18) formed on a surface thereof, the through hole (18) has a dust screen disposed therein, and the through hole (18) has an inner diameter smaller than that of one end of the radiating pipe (8).

5. The heat-insulation distribution box according to claim 1, wherein a sealing plate (19) is fixedly connected among the box shell (1), the heat-absorbing plate frame (5) and the frame plate (20), a mounting opening (21) is formed in the surface of the sealing plate (19) in a penetrating manner, and the first induced fan (7) is fixedly mounted in the mounting opening (21).

6. The heat-insulating distribution box according to claim 1, wherein a wire inlet (22) is formed at the bottom of the heat-absorbing plate frame (5), and a sealing ring (23) connected to the heat-absorbing plate frame (5) and the inner wall of the box shell (1) is arranged at the bottom end of the wire inlet (22).

7. The heat-insulating distribution box according to claim 1, wherein a detection module (24) is fixedly mounted on the inner wall of the box housing (1) and is arranged at the inner side end of the heat-absorbing plate frame (5), and the detection module (24) is electrically connected with the heating device (3).

8. A heat insulated electrical distribution box according to claim 2, wherein the outer wall of said clamp posts (15) is fixedly connected with a cross bar (25).

9. An insulated electric distribution box according to claim 1, characterized in that the inner wall of the box housing (1) is provided with insulation (26).