CN209728530U - A thermostat with improved heat dissipation structure - Google Patents

Abstract

The utility model discloses a temperature controller with an improved heat dissipation structure, comprising a rear shell, a heating tube, a power supply board, a thyristor, a heat sink and a front shell, a through hole is provided on the top of the rear shell, the heating tube is plugged into the inner wall of the through hole, a thread is provided on one end of the heating tube close to the through hole, a power supply board is fixed to the inner wall of the rear shell by screws, the power supply board is electrically connected to the thyristor, a heat sink is provided on the inner wall of the rear shell, and the heat sink is L-shaped, a threaded hole is provided on one side of the heat sink close to the heating tube, the heat sink is threadedly connected to the heating tube, a side of the heat sink close to the thyristor is in contact with the thyristor, and the front shell is fixed to one side of the rear shell by screws, the temperature controller with the improved heat dissipation structure has good heat dissipation effect, is firmly connected, and is convenient for people to use.

Description

A thermostat with improved heat dissipation structure

technical field

The utility model relates to the technical field of temperature controllers, in particular to a temperature controller with an improved heat dissipation structure.

Background technique

The thermostat refers to a series of automatic control elements that cause physical deformation inside the switch according to the temperature change of the working environment, resulting in some special effects, resulting in conduction or disconnection, or a series of automatic control elements that transmit the temperature to the switch through a temperature protector. Temperature controller, the temperature controller sends a switch command to control the operation of the equipment to achieve the ideal temperature and energy saving effect, which is widely used in various home appliances;

The thermostat is equipped with a corresponding circuit board for temperature control, and the circuit board is equipped with thyristor components. When the thyristor works on the circuit board, it will generate relatively high heat. If the heat is not timely The radiation may affect the working accuracy and service life of the thermostat, and the existing thermostat has a poor heat dissipation effect. Therefore, we propose a thermostat with an improved heat dissipation structure.

Utility model content

The purpose of the utility model is to overcome the deficiencies of the prior art, and provide a thermostat with a good heat dissipation effect and a stable connection with an improved heat dissipation structure, including a rear shell and a front shell that cooperates with the rear shell, and is characterized in that: It includes a power board assembly, a heat sink and a heat pipe. The power board assembly is arranged in the rear shell, and the rear shell is provided with an assembly tube hole. The power board assembly includes a thyristor, and the heat sink and the thyristor In contact, the heat pipe passes through the hole of the assembly pipe and connects with the heat sink.

Preferably, a heat pipe is inserted into the inner wall of the assembly pipe hole, and one end of the heat pipe close to the assembly through hole is provided with threads.

As a preference, the inner wall of the rear shell is fixed with a power board by screws, the power board is electrically connected to a thyristor, the inner wall of the rear shell is provided with a heat sink, and the heat sink is arranged in an L shape, and the heat sink is close to One side of the heating pipe is provided with threaded holes, and the heat sink is threadedly connected with the heating pipe, and one side of the rear casing is fixed with a front casing by screws.

Preferably, the side of the heat sink close to the thyristor is symmetrically provided with a slot, the side of the thyristor is clamped with a metal shrapnel, and both ends of the hardware shrapnel are snapped into the slot.

Preferably, a silicon rubber sheet is fixed on the side of the heat sink in contact with the thyristor.

Preferably, a sealing ring is sheathed on the outside of one end of the heating pipe close to the rear shell.

Preferably, the heat sink is made of a copper material.

Preferably, a transparent cover is embedded and fixed on one side of the front case.

The beneficial effects of the utility model are:

1. The power board is fixed on the inner wall of the rear shell by screws, and the rear shell is provided with a through hole for the assembly of the heat pipe, and the heat pipe passes through the through hole and is threaded to the heat sink, and the heat sink is in contact with the thyristor on the power board. And there is a silicon rubber sheet between the heat sink and the thyristor, which is convenient for heat transfer. The space between the silicon controlled rectifier and the heat sink is limited by metal shrapnel. When the thyristor heats up, the heat is transferred to the heat sink through the silicon rubber sheet. Heat dissipation, this device dissipates heat to the thyristor on the power board, and the heat dissipation effect is better.

2. The heat sink is threadedly connected to the heating pipe. At this time, the power board is fixed in the rear shell by screws, and the heat sink is in contact with the thyristor on the power board. At this time, the metal shrapnel is stuck on the side of the thyristor, and the hardware The two ends of the shrapnel are respectively inserted into the card slots on the heat sink, so that the heat sink is limitedly connected with the thyristor, and then the heat sink is tightly connected with the thyristor, which improves the stability and heat dissipation efficiency.

Description of drawings

The utility model will be explained by way of example and with reference to the accompanying drawings, wherein:

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is the structural representation of the power board of the present utility model;

Fig. 3 is a structural schematic diagram of the heat sink of the present invention.

In the figure: 1. Rear shell; 2. Threaded hole; 3. Heating pipe; 4. Power board; 5. SCR; 6. Heat sink; 7. Metal shrapnel; 8. Front shell; 9. Silicon film; 10 , sealing ring; 11, transparent cover.

Detailed ways

Any feature disclosed in this specification, unless specifically stated, can be replaced by other alternative features that are equivalent or have similar purposes. That is, unless expressly stated otherwise, each feature is one example only of a series of equivalent or similar features.

A thermostat with improved heat dissipation structure as shown in Figures 1-3, includes a rear shell 1 and a front shell 8 matched with the rear shell, and is characterized in that it also includes a power board assembly, a heat sink 6 and a heat pipe 3 , the power board assembly is arranged in the rear shell 1, the rear shell 1 is provided with an assembly tube hole, the power board assembly includes a thyristor 5, the heat sink 6 is in contact with the thyristor 5, and the hair The heat pipe 3 passes through the assembly pipe hole and is connected with the heat sink 6 .

A heat pipe 3 is plugged into the inner wall of the assembly pipe hole, and one end of the heat pipe 3 close to the assembly through hole is provided with threads.

The inner wall of the rear shell 1 is fixed with a power board 4 by screws, the power board 4 is electrically connected to a thyristor 5, and the inner wall of the rear shell 1 is provided with a heat sink 6, and the heat sink 6 is arranged in an L shape, so The heat sink 6 is provided with a threaded hole 2 on the side close to the heat pipe 3, and the heat sink 6 is screwed to the heat pipe 3, and the rear shell 1 is fixed with a front shell 8 by screws.

The side of the heat sink 6 close to the thyristor 5 is symmetrically provided with a card slot, and the side of the thyristor 5 is clamped with a metal shrapnel 7 , and both ends of the metal shrapnel 7 are snapped into the slot.

The silicon rubber sheet 9 is fixed on the side of the heat sink 6 in contact with the silicon controlled rectifier 5 , so as to improve the heat conduction effect between the heat sink 6 and the silicon controlled rectifier 5 .

A sealing ring 10 is sheathed on the outer side of the end of the heat pipe 3 close to the rear case 1 to facilitate the sealing between the heat pipe 3 and the rear case 1 .

The heat sink 6 is made of a copper material to improve the heat dissipation effect.

A transparent cover 11 is inlaid and fixed on one side of the front case 8, which is convenient for observing and displaying data.

The working principle of this specific embodiment is: the power board 4 is fixed on the inner wall of the rear shell 1 by screws, and the rear shell 1 is provided with a tube hole for the assembly of the heating tube 3, and the heating tube 3 passes through the tube hole and is screwed to the heat sink 6 , the heat sink 6 is in contact with the thyristor 5 on the power board 4, and a silicon rubber sheet 9 is placed between the heat sink 6 and the thyristor 5 to facilitate heat transfer. The shrapnel 7 is used to limit the position. When the thyristor 5 generates heat, the heat is transferred to the heat sink 6 through the silicon film 9 for heat dissipation.

The utility model is not limited to the aforementioned specific embodiments. The utility model extends to any new feature or any new combination disclosed in this specification, as well as the steps of any new method or process or any new combination disclosed.

Claims (8)

1. a kind of temperature controller for improving radiator structure, the front housing (8) including rear shell (1) and with rear shell cooperation, it is characterised in that: also Including power panel component, cooling fin (6) and heat-generating pipe (3), the power panel component is set in rear shell (1), the rear shell (1) It is provided with a group tubing aperture, the power panel component includes silicon-controlled (5), and the cooling fin (6) contacts with silicon-controlled (5), described Heat-generating pipe (3) passes through group tubing aperture and connect with cooling fin (6).

2. a kind of temperature controller for improving radiator structure according to claim 1, it is characterised in that: described group of tubing aperture inner wall It is plugged with heat-generating pipe (3), and heat-generating pipe (3) offers screw thread close to one end of assembling through-hole.

3. a kind of temperature controller for improving radiator structure according to claim 1, it is characterised in that: rear shell (1) inner wall It has been screwed power panel (4), the power panel (4) is electrically connected with silicon-controlled (5), and rear shell (1) inner wall is equipped with Cooling fin (6), and cooling fin (6) L-shaped setting, the cooling fin (6) offer threaded hole close to the side of heat-generating pipe (3) (2), and cooling fin (6) is threadedly coupled with heat-generating pipe (3), and rear shell (1) side has been screwed front housing (8).

4. a kind of temperature controller for improving radiator structure according to claim 1, it is characterised in that: the cooling fin (6) is leaned on The side of nearly silicon-controlled (5) symmetrically offers card slot, and silicon-controlled (5) side is connected with hardware elastic slice (7), and hardware elastic slice (7) both ends and card slot are clamped.

5. it is according to claim 1 it is a kind of improve radiator structure temperature controller, it is characterised in that: the cooling fin (6) with The side of silicon-controlled (5) contact is fixed with silica gel piece (9).

6. a kind of temperature controller for improving radiator structure according to claim 1, it is characterised in that: the heat-generating pipe (3) is leaned on One end outer sheath of nearly rear shell (1) is equipped with sealing ring (10).

7. a kind of temperature controller for improving radiator structure according to claim 1, it is characterised in that: the cooling fin (6) is A kind of copper material composition.

8. a kind of temperature controller for improving radiator structure according to claim 1, it is characterised in that: front housing (8) side It inlays and is fixed with transparency cover (11).