Temperature-adjustable heating device

Abstract

The utility model discloses a heating device capable of adjusting temperature, which belongs to the technical field of heating devices, and comprises a bottom plate, a placing box is fixedly connected onto the bottom plate, the placing box is connected with a cover plate through two groups of hinges, the cover plate is provided with a first clamping groove, the placing box is fixedly connected with a lock box, and the lock box is provided with a second clamping groove. The cover plate can be locked or opened through the clamping blocks, the sliding rods, the springs and the pull rods, when the cover plate is closed, the square plate, the connecting blocks and the supporting rods are all located in the second clamping grooves, operation is easy and convenient, and the cover plate can be locked or opened through the clamping blocks, the sliding rods, the springs and the pull rods. And the bottom plate can be effectively closed and subjected to heat preservation, so that the circuit board is heated, the cover plate can be supported by rotating the supporting rod and the connecting block and inserting the supporting rod into the second clamping groove in the cover plate when the cover plate is opened, and therefore the circuit board on the placing plate can be taken or placed.

Description

Technical Field

[0001] The utility model relates to the technical field of heating devices, in particular to a heating device with adjustable temperature. Background Art

[0002] PCB board, also known as printed circuit board, is the support of electronic components and the carrier of electrical connection of electronic components. It is widely used in almost all electronic devices. It has the double-layer function of conductive line and insulating bottom plate, which can replace complex wiring and realize the electrical connection between components in the circuit. It not only simplifies the assembly and welding of electronic products, reduces the wiring workload under traditional methods, and greatly reduces the labor intensity of workers; but also reduces the volume of the whole machine, reduces product costs, and improves the quality and reliability of electronic equipment. At present, when recycling worn-out circuit boards, the surfaces of the collected worn-out PCB boards are relatively moist due to climate or personnel reasons, and the moist PCB boards will reduce the efficiency of subsequent processing procedures. Therefore, it is necessary to heat and dry the recycled PCB boards. However, the heating and drying devices currently used have low heating efficiency, uneven drying of PCB boards, poor heating and drying effects, and the waste gas generated during the heating process is easy to pollute the air and affect the environment. Utility Model Content

[0003] The utility model solves the technical problems in the above-mentioned background technology and provides a heating device with adjustable temperature.

[0004] In order to solve the above technical problems, the technical solution provided by the utility model is:

[0005] A temperature-adjustable heating device comprises a base plate, to which a placement box is fixedly connected, and the placement box is connected to a cover plate via a hinge, the hinge being provided with two groups, a card slot being provided on the cover plate, the placement box being provided with a lock box fixedly connected, a card block being slidably connected inside the lock box, a sliding rod being fixedly connected to the card block, two groups of sliding rods being provided, a spring being sleeved on the sliding rod, one end of the spring being fixedly connected to the card block, and the other end of the spring being fixedly connected to the lock box, pull rods being fixedly connected to the two groups of sliding rods, and a handle being provided on the cover plate.

[0006] Preferably, a square plate is fixedly connected to the placement box, a connecting block is rotatably connected to the square plate, a support rod is rotatably connected to the connecting block, a groove is provided on the placement box, the connecting block slides in the groove, a second slot is provided on the cover plate, and one end of the support rod slides in the second slot.

[0007] Preferably, an electric heating rod is fixedly connected to the bottom of the cover plate, a placement plate is fixedly connected inside the placement box, a fan is fixedly connected to the placement box, a mounting groove is provided on the placement box, and a damper is fixedly connected inside the mounting groove.

[0008] Preferably, the bottom of the base plate is fixedly connected with supporting legs, and the supporting legs are provided in four groups and are evenly distributed on the bottom of the base plate.

[0009] Preferably, the size of the cover plate is consistent with that of the placement box, the card block slides in a card slot, the sliding rod slides through the lock box, the pull rod is located on the outside of the lock box, the card block is located above the placement box, and a sealing ring is provided between the placement box and the cover plate.

[0010] Preferably, the square plates are provided in two groups and are located on both sides of the groove, the connecting block is U-shaped, the length of the support rod is less than the length of the second card slot, a temperature sensor is provided in the placement box, and a plurality of through holes are provided on the placement plate.

[0011] Preferably, the electric heating rods are provided in several groups, the fans are provided in two groups and are distributed on both sides of the placement box, the fans are located below the placement plate, and the mounting grooves are provided in four groups and are evenly distributed on the placement box.

[0012] With the above structure, the utility model has the following advantages:

[0013] 1. The utility model can lock or open the cover plate by means of a card block, a sliding rod, a spring and a pull rod. When closed, the square plate, the connecting block and the supporting rod are all located in the second card slot. The operation is simple and convenient, and the bottom plate can be effectively sealed and insulated, thereby heating the circuit board. When opened, the support rod and the connecting block can be rotated and the supporting rod can be inserted into the second card slot on the cover plate, so that the cover plate can be supported, thereby taking or placing the circuit board on the placement plate.

[0014] 2. The utility model heats through multiple groups of evenly distributed electric heating rods, and then detects the temperature through the internal temperature sensor. When it needs to be lowered, the fan can be started to cool down, and at the same time, the waste gas generated by the heating of the circuit board can be discharged, which is convenient for collection and treatment, thereby enhancing the practicality of the device. In addition, the dampers in the four groups of mounting grooves can play a certain buffering role when the cover is closed.

[0015] The above summary is for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the utility model will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or technical descriptions will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a structural schematic diagram of a temperature-adjustable heating device of the utility model;

[0018] Figure 2 It is a cross-sectional view of a temperature-adjustable heating device of the utility model;

[0019] Figure 3 yes Figure 1 A in the enlarged view;

[0020] Figure 4 yes Figure 1 The enlarged view of point B in the figure;

[0021] Figure 5 yes Figure 1 Enlarged view of point C in the figure.

[0022] As shown in the figure: 1. Base plate; 2. Placement box; 3. Hinge; 4. Cover plate; 5. Slot 1; 6. Lock box; 7. Block; 8. Sliding rod; 9. Spring; 10. Pull rod; 11. Handle; 12. Square plate; 13. Connecting block; 14. Support rod; 15. Groove; 16. Slot 2; 17. Electric heating rod; 18. Placement plate; 19. Fan; 20. Installation slot; 21. Damper; 22. Support leg. DETAILED DESCRIPTION

[0023] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and cannot be understood as limiting the present application.

[0024] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0025] The utility model is further described in detail below in conjunction with the full text:

[0026] Combined with Figures 1 to 5 A temperature-adjustable heating device comprises a bottom plate 1, a placing box 2 is fixedly connected to the bottom plate 1, the placing box 2 is connected to a cover plate 4 via a hinge 3, the hinge 3 is provided with two groups, a card slot 5 is provided on the cover plate 4, the placing box 2 is fixedly connected to a lock box 6, a card block 7 is slidably connected in the lock box 6, a sliding rod 8 is fixedly connected to the card block 7, the sliding rod 8 is provided with two groups, a spring 9 is sleeved on the sliding rod 8, one end of the spring 9 is fixedly connected to the card block 7, and the other end of the spring 9 is fixedly connected to the lock box 6, and a pull rod 10 is fixedly connected to the upper part of the two groups of sliding rods 8, A handle 11 is provided on the cover plate 4, and the cover plate 4 can be locked or opened by means of a card block 7, a sliding rod 8, a spring 9 and a pull rod 10. When closed, the square plate 12, the connecting block 13 and the support rod 14 are all located in the second card slot 16, which is simple and convenient to operate, and can effectively seal and insulate the bottom plate 1, thereby heating the circuit board. When opened, the support rod 14 and the connecting block 13 can be rotated and the support rod 14 can be inserted into the second card slot 16 on the cover plate 4, so that the cover plate 4 can be supported, thereby taking or placing the circuit board on the placement plate 18.

[0027] Among them, a square plate 12 is fixedly connected to the placement box 2, a connecting block 13 is rotatably connected to the square plate 12, a support rod 14 is rotatably connected to the connecting block 13, a groove 15 is provided on the placement box 2, the connecting block 13 slides in the groove 15, a second card slot 16 is provided on the cover plate 4, one end of the support rod 14 slides in the second card slot 16, an electric heating rod 17 is fixedly connected to the bottom of the cover plate 4, a placement plate 18 is fixedly connected to the placement box 2, a fan 19 is fixedly connected to the placement box 2, a mounting groove 20 is provided on the placement box 2, a damper 21 is fixedly connected to the mounting groove 20, a supporting leg 22 is fixedly connected to the bottom of the bottom plate 1, and the supporting leg 22 is provided in four groups and is evenly distributed at the bottom of the bottom plate 1, the size of the cover plate 4 is consistent with the size of the placement box 2, the card block 7 slides in the card slot 1 5, the sliding rod 8 penetrates and slides on the lock box 6, the pull rod 10 is located on the outside of the lock box 6, and the card block 7 is located above the placement box 2. The placement box 2 and the cover plate 4 are fitted with a sealing ring, two groups of square plates 12 are provided and are located on both sides of the groove 15, the connection block 13 is U-shaped, the length of the support rod 14 is less than the length of the second card slot 16, a temperature sensor is provided in the placement box 2, a plurality of through holes are provided on the placement plate 18, a plurality of groups of electric heating rods 17 are provided, two groups of fans 19 are provided and are distributed on both sides of the placement box 2, the fan 19 is located below the placement plate 18, four groups of mounting grooves 20 are provided and are evenly distributed on the placement box 2, heating is performed by multiple groups of evenly distributed electric heating rods 17, and then the temperature is detected by the internal temperature sensor. When it needs to be lowered, the fan 19 can be started to cool down, and at the same time, the exhaust gas generated by the heating of the circuit board can be discharged, which is convenient for collection and treatment, thereby enhancing the practicality of the device, and the damper 21 in the four groups of mounting grooves 20 can play a certain buffering role when the cover plate 4 is closed.

[0028] Working principle of the utility model: when in use, the operator pulls the pull rod 10 outward, drives the card block 7 to slide into the lock box 6 through the sliding rod 8, compresses the spring 9, and slides from the card slot 15 on the cover plate 4, then the cover plate 4 can be opened through the handle 11, and after opening, the support rod 14 is rotated to drive the connecting block 13 to rotate in the square plate 12 and the groove 15, and the support rod 14 is rotated on the connecting block 13, and one end of the support rod 14 is inserted into the card slot 2 16 on the cover plate 4, so that the cover plate 4 is supported, and the circuit board to be heated can be evenly placed on the placement plate 18 in the placement box 2, and after the placement is completed, the support rod 14 is retracted to close the cover plate 4 , under the action of the dampers 21 in the four sets of mounting grooves 20, a certain buffering effect can be played, and when closing, the lower end of the cover plate 4 will squeeze the card block 7 to slide into the lock box 6 until the cover plate 4 is completely fitted into the placement box 2, and under the action of the two sets of springs 9, the card block 7 is driven to reset and inserted into the card slot 5, thereby fixing the cover plate 4, and then the electric heating rod 17 is started to heat the circuit board, and the internal temperature is observed through the temperature sensor. When the temperature is high, the electric heating rod 17 is turned off, and the two sets of fans 19 are turned on. One set of fans 19 blows external air into the placement box 2, and the other set of fans 19 blows out the hot air in the placement box 2, thereby controlling the temperature.

[0029] The above describes the utility model and its implementation methods, which is not restrictive. What is shown in the full text is only one of the implementation methods of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it, without departing from the purpose of the invention of the utility model, they can design a structure and embodiment similar to the technical solution without creativity, which should belong to the protection scope of the utility model.

Claims

1. A temperature-adjustable heating device, comprising a bottom plate (1), characterized in that: The bottom plate (1) is fixedly connected with a storage box (2), and the storage box (2) is connected with a cover plate (4) via a hinge (3), and the hinge (3) is provided with two groups. The cover plate (4) is provided with a card slot (5), and the storage box (2) is fixedly connected with a lock box (6), and a card block (7) is slidably connected in the lock box (6), and a sliding rod (8) is fixedly connected to the card block (7), and the sliding rod (8) is provided with two groups. A spring (9) is sleeved on the sliding rod (8), one end of the spring (9) is fixedly connected to the card block (7), and the other end of the spring (9) is fixedly connected to the lock box (6), and a pull rod (10) is fixedly connected to the two groups of the sliding rods (8), and a handle (11) is provided on the cover plate (4).

2. A temperature-adjustable heating device according to claim 1, characterized in that: The placement box (2) is fixedly connected to a square plate (12), the square plate (12) is rotatably connected to a connecting block (13), the connecting block (13) is rotatably connected to a supporting rod (14), the placement box (2) is provided with a groove (15), the connecting block (13) slides in the groove (15), the cover plate (4) is provided with a second card groove (16), and one end of the supporting rod (14) slides in the second card groove (16).

3. A temperature-adjustable heating device according to claim 2, characterized in that: The bottom of the cover plate (4) is fixedly connected to an electric heating rod (17), the placement box (2) is fixedly connected to a placement plate (18), the placement box (2) is fixedly connected to a fan (19), the placement box (2) is provided with a mounting groove (20), and a damper (21) is fixedly connected to the mounting groove (20).

4. A temperature-adjustable heating device according to claim 3, characterized in that: The bottom of the base plate (1) is fixedly connected with support legs (22), and the support legs (22) are provided in four groups and are evenly distributed on the bottom of the base plate (1).

5. A temperature-adjustable heating device according to claim 4, characterized in that: The size of the cover plate (4) is consistent with the size of the placement box (2), the card block (7) slides in the card slot (5), the sliding rod (8) passes through and slides on the lock box (6), the pull rod (10) is located on the outside of the lock box (6), the card block (7) is located above the placement box (2), and a sealing ring is provided between the placement box (2) and the cover plate (4).

6. A temperature-adjustable heating device according to claim 5, characterized in that: The square plates (12) are provided in two groups and are located on both sides of the groove (15); the connecting block (13) is in a U-shape; the length of the support rod (14) is less than the length of the second card slot (16); a temperature sensor is provided in the placement box (2); and a plurality of through holes are provided on the placement plate (18).

7. A temperature-adjustable heating device according to claim 6, characterized in that: The electric heating rods (17) are provided in several groups, the fans (19) are provided in two groups and are distributed on both sides of the placement box (2), the fans (19) are located below the placement plate (18), and the mounting grooves (20) are provided in four groups and are evenly distributed on the placement box (2).

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