Telescopic heating device

Abstract

The utility model discloses a telescopic heating device. The telescopic heating device comprises a heating device body, a table; the first sliding plate is mounted on the upper end surface of the workbench in a sliding manner; the second sliding plate is mounted on the upper end surface of the workbench in a sliding manner; the third sliding plate is mounted on the upper end surface of the workbench in a sliding manner; the three electromagnetic induction heating coils are arranged on the upper end faces of the first sliding plate, the second sliding plate and the third sliding plate correspondingly, the first sliding plate, the second sliding plate and the third sliding plate can slide independently under the cooperative use of a driving device and a connecting mechanism, and a worker can adjust the length of a rotating shaft according to the length of the rotating shaft. The electromagnetic induction heating coils on the first sliding plate, the second sliding plate and the third sliding plate can heat the rotating shafts with different lengths, so that energy waste is avoided, and convenience is brought to people.

Description

Technical Field

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

[0002] Heating is the process by which a heat source transfers heat energy to a colder object, making it warmer. The general external manifestation is a rise in temperature, which can be directly measured with a thermometer or other equipment.

[0003] When the electromagnetic induction heating coil in the existing heating device heats the rotating shaft, due to the different lengths of the rotating shaft, part of the electromagnetic induction heating coil is in a useless state, which easily causes energy waste. Utility Model Content

[0004] In order to solve the above problems, that is, to solve the problems raised by the above background technology, the utility model proposes a telescopic heating device, comprising:

[0005] A workbench, the lower end surface of which is provided with supporting legs for support;

[0006] A clamping assembly, arranged on the upper end surface of the workbench, for clamping and fixing the rotating shaft;

[0007] A first slide plate is slidably mounted on the upper end surface of the workbench;

[0008] A second slide plate is slidably mounted on the upper end surface of the workbench and is located on one side of the first slide plate;

[0009] A third slide plate is slidably mounted on the upper end surface of the workbench and is located on a side of the second slide plate away from the first slide plate;

[0010] Three electromagnetic induction heating coils are respectively arranged on the upper end surfaces of the first slide plate, the second slide plate and the third slide plate, and are used to heat the rotating shaft;

[0011] A controller, fixedly mounted on the upper end surface of the workbench and electrically connected to the three electromagnetic induction heating coils respectively;

[0012] A driving device is arranged on the upper end surface of the workbench and is used for driving the first slide plate, the second slide plate and the third slide plate to move.

[0013] Preferably, the driving device comprises:

[0014] A first connecting rod, one end of which is fixedly connected to a side wall of the first slide plate, and the other end of which slides through the second slide plate and the third slide plate;

[0015] A second connecting rod, one end of which is fixedly connected to a side wall of the second sliding plate, and the other end of which slides through the third sliding plate;

[0016] A third connecting rod, fixedly mounted on one end surface of the third sliding plate;

[0017] A movable plate is slidably mounted on the upper end surface of the workbench;

[0018] A cylinder, disposed on the upper end surface of the movable plate, for driving the first connecting rod, the second connecting rod or the third connecting rod to move;

[0019] A connecting mechanism is provided at the telescopic end of the cylinder and is used for connecting with the first connecting rod, the second connecting rod or the third connecting rod.

[0020] Preferably, the connecting mechanism comprises:

[0021] Connecting rings, respectively disposed at one end of the first connecting rod, the second connecting rod and the third connecting rod;

[0022] The connecting hook is hinged to the telescopic end of the cylinder and connected to one of the connecting rings.

[0023] Preferably, a first groove is formed on a side wall of the second slide plate close to the first slide plate, a first spring is arranged in the first groove, one end of the first spring is fixedly connected to the side wall surface of the first groove, and the other end is fixedly connected to an end surface of the first slide plate;

[0024] A second groove is formed on a side wall of the third slide plate close to the second slide plate, a second spring is arranged in the second groove, one end of the second spring is fixedly connected to the side wall of the second groove, and the other end is fixedly connected to a side wall of the second slide plate.

[0025] Preferably, one end surface of the second slide plate and the third slide plate are fixedly installed with a limit block, the upper end surface of the workbench is formed with a pair of sliding grooves, and limit rods are slidably installed in the sliding grooves, and the pair of limit rods are respectively contacted and connected with a pair of limit blocks.

[0026] Preferably, the clamping assembly comprises a first clamping block fixedly mounted on the upper end surface of the workbench, and the upper end surface of the first clamping block is connected to the second clamping block by bolts.

[0027] The beneficial technical effect of the utility model is that with the coordinated use of the driving device and the connecting mechanism, the first slide plate, the second slide plate and the third slide plate can be made to slide separately, so that the staff can choose to drive the first slide plate, the second slide plate and the second slide plate separately, or drive the first slide plate, the second slide plate and the third slide plate to move according to the length of the rotating shaft, so that the electromagnetic induction heating coils on the first slide plate, the second slide plate and the third slide plate can heat the rotating shafts of different lengths, so as to avoid energy waste and bring convenience to people. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 A schematic diagram of the top structure of the utility model is shown.

[0029] Figure 2 A schematic diagram of the top cross-sectional structure of the first slide plate of the utility model is shown.

[0030] Figure 3 A side cross-sectional structural schematic diagram of the utility model is shown.

[0031] Figure 4 The utility model is shown Figure 2 Schematic diagram of the enlarged structure of part A.

[0032] Figure numerals 1, workbench, 2, first slide plate, 3, second slide plate, 4, third slide plate, 5, electromagnetic induction heating coil, 6, controller, 7, first connecting rod, 8, second connecting rod, 9, third connecting rod, 10, movable plate, 11, cylinder, 12, connecting ring, 13, connecting hook, 14, first groove, 15, first spring, 16, second groove, 17, second spring, 18, limit block, 19, sliding groove, 20, limit rod, 21, first clamping block, 22, second clamping block. DETAILED DESCRIPTION

[0033] The preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only used to explain the technical principles of the present invention and are not intended to limit the protection scope of the present invention.

[0034] The utility model provides a telescopic heating device, comprising:

[0035] The workbench 1 has supporting legs installed on the lower end surface for support;

[0036] The support legs are welded to the lower end surface of the workbench 1 and can support the workbench 1;

[0037] A clamping assembly, arranged on the upper end surface of the workbench 1, for clamping and fixing the rotating shaft;

[0038] The first slide plate 2 is slidably mounted on the upper end surface of the workbench 1;

[0039] The second slide plate 3 is slidably mounted on the upper end surface of the workbench 1 and is located on one side of the first slide plate 2;

[0040] The third slide plate 4 is slidably mounted on the upper end surface of the workbench 1 and is located on a side of the second slide plate 3 away from the first slide plate 2;

[0041] The upper end surface of the workbench 1 is symmetrically formed with a first slide groove, and the lower end surfaces of the first slide plate 2, the second slide plate 3 and the third slide plate 4 are respectively fixedly mounted with first sliders slidably connected to the first slide groove, which can facilitate the sliding of the first slide plate 2, the second slide plate 3 and the third slide plate 4;

[0042] The electromagnetic induction heating coils 5, which are three in number, are respectively arranged on the upper end surfaces of the first slide plate 2, the second slide plate 3 and the third slide plate 4, and are used to heat the rotating shaft;

[0043] The three electromagnetic induction heating coils 5 are respectively fixedly mounted on the upper end surfaces of the first slide plate 2, the second slide plate 3 and the third slide plate 4. The first slide plate 2, the second slide plate 3 and the third slide plate 4 slide, and can drive the electromagnetic induction heating coils 5 to move, so that the rotating shafts of different lengths can be heated;

[0044] A controller 6 is fixedly mounted on the upper end surface of the workbench 1 and is electrically connected to the three electromagnetic induction heating coils 5 respectively;

[0045] The controller 6 can respectively start the three electromagnetic induction heating coils 5 so that they can heat the rotating shaft;

[0046] The driving device is arranged on the upper end surface of the workbench 1 and is used for driving the first slide plate 2, the second slide plate 3 and the third slide plate 4 to move.

[0047] Specifically, the driving device includes:

[0048] A first connecting rod 7, one end of which is fixedly connected to a side wall of the first slide plate 2, and the other end of which slides through the second slide plate 3 and the third slide plate 4;

[0049] A second connecting rod 8, one end of which is fixedly connected to a side wall of the second slide plate 2, and the other end of which slides through the third slide plate 4;

[0050] A third connecting rod 9 is fixedly mounted on one end surface of the third slide plate 4;

[0051] The movable plate 10 is slidably mounted on the upper end surface of the workbench 1;

[0052] A second slide groove is symmetrically formed on the upper end surface of the workbench 1, and a second slider slidably connected to the second slide groove is fixedly installed on the lower end surface of the movable plate 10, so as to facilitate the sliding of the movable plate 10;

[0053] The cylinder 11 is arranged on the upper end surface of the movable plate 10 and is used to drive the first connecting rod 7, the second connecting rod 8 or the third connecting rod 9 to move;

[0054] The cylinder 11 is fixedly mounted on the upper end surface of the moving plate 10 and can be kept fixed;

[0055] The connecting mechanism is arranged at the telescopic end of the cylinder 11 and is used to connect with the first connecting rod 7 , the second connecting rod 8 or the third connecting rod 9 .

[0056] Specifically, the connection mechanisms include;

[0057] The connecting ring 12 is respectively arranged at one end of the first connecting rod 7, the second connecting rod 8 and the third connecting rod 9;

[0058] A connecting hook 13 is hinged to the telescopic end of the cylinder 11 and connected to a connecting ring 12;

[0059] The extension of the telescopic end of the cylinder 11 can drive the third connecting rod 9 to move, and the movement of the third connecting rod 9 can drive the third slide plate 4, so that the third slide plate 4 can push the second slide plate 3 and the first slide plate 2 to move, so that the electromagnetic induction heating coil 5 heats the rotating shaft. At the same time, when the connecting hook 13 is connected to the connecting ring 12 on the second connecting rod 8, the telescopic end of the cylinder 11 is extended, which can drive the second slide plate 3 to move, so that the second slide plate 3 pushes the first slide plate 2 to move, so that the electromagnetic induction heating coil 5 heats the rotating shaft. At the same time, when the connecting hook 13 is connected to the connecting ring 12 on the first connecting rod 7, the telescopic end of the cylinder is extended, which can drive the first slide plate 2 to move, so that the electromagnetic induction heating coil 5 heats the rotating shaft. At the same time, the action of the cylinder 11 can also prevent the staff from manually pushing the first slide plate 2, the second slide plate 3 and the third slide plate 4, to prevent the electromagnetic induction heating coil 5 thereon from causing burns to the staff.

[0060] Specifically, a first groove 14 is formed on a side wall of the second slide plate 3 close to the first slide plate 2, and a first spring 15 is arranged in the first groove 14. One end of the first spring 15 is fixedly connected to the side wall surface of the first groove 14, and the other end is fixedly connected to one end surface of the first slide plate 2.

[0061] The first spring 15 is a tension spring, which can apply a pulling force to the first slide plate 2 to make it move toward the second slide plate 3;

[0062] A second groove 16 is formed on a side wall of the third slide plate 4 close to the second slide plate 3. A second spring 17 is arranged in the second groove 16. One end of the second spring 17 is fixedly connected to the side wall of the second groove 16, and the other end is fixedly connected to a side wall of the second slide plate 3.

[0063] The second spring 17 is a tension spring, which can apply a pulling force to the second slide plate 3 to make it move toward the third slide plate 4 .

[0064] Specifically, a limiting block 18 is fixedly installed on one end surface of the second slide plate 3 and the third slide plate 4, and a pair of sliding grooves 19 are formed on the upper end surface of the workbench 1. A limiting rod 20 is slidably installed in the sliding groove 19, and the pair of limiting rods 20 are respectively in contact with the pair of limiting blocks 18.

[0065] A pair of limiting blocks 18 and a pair of limiting rods 20 can limit the positions of the second slide plate 3 and the second slide plate 4 respectively.

[0066] Specifically, the clamping assembly includes a first clamping block 21 fixedly mounted on the upper end surface of the workbench 1, and the upper end surface of the first clamping block 21 is connected to the second clamping block 22 by bolts;

[0067] The upper end surface of the first clamping block 21 is arc-shaped. Under the action of the bolt, the first clamping block 21 and the second clamping block 22 can clamp one end of the rotating shaft to fix it.

[0068] Working principle: First, the staff uses bolts, a first clamping block 21 and a second clamping block 22 to fix one end of the rotating shaft. At this time, the staff slides a pair of limit rods 20 to make them separate from a pair of limit blocks 18 respectively. At this time, the staff starts the cylinder 11. The extension of the telescopic end of the cylinder 11 can drive the third connecting rod 9 to move. The movement of the third connecting rod 9 can drive the third slide 4, so that the third slide 4 can push the second slide 3 and the first slide 2 to move, so that the electromagnetic induction heating coil 5 wraps the rotating shaft. At the same time, the controller 6 is operated to start the electromagnetic induction heating coil 5 on the first slide 2, the second slide 3 and the third slide 4 to heat the rotating shaft. When the rotating shaft When the length is shorter, the staff can choose to connect the connecting hook 13 on the telescopic end of the cylinder 11 with the connecting ring 12 on the first connecting rod 7, the connecting ring 12 on the second connecting rod 8 or the connecting ring 12 on the third connecting rod 9 according to the length of the rotating shaft. When connected with the connecting ring 12 on the first connecting rod 7, the telescopic end of the cylinder 11 is extended to drive the first slide plate 2 to move. When connected with the connecting ring 12 on the second connecting rod 8, the staff slides a limit rod 20 to keep it away from the limit block 18 on the second slide plate 3. At this time, the telescopic end of the cylinder 11 is extended to drive the second slide plate 3 and the first slide plate 2 to move, which is convenient for heating the rotating shaft and brings convenience to people.

[0069] Although the present invention has been described with reference to preferred embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, the various technical features mentioned in the various embodiments may be combined in any manner as long as there is no structural conflict. The present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

[0070] In the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for the convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0071] In addition, it should be noted that in the description of the present invention, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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 it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0072] The term "comprise" or any other similar term is intended to cover a non-exclusive inclusion, such that a process, article, or apparatus / device that includes a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, article, or apparatus / device.

[0073] So far, the technical solution of the present invention has been described in conjunction with the preferred embodiments shown in the accompanying drawings. However, it is easy for those skilled in the art to understand that the protection scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, those skilled in the art can make equivalent changes or substitutions to the relevant technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims

1. A telescopic heating device, characterized in that: include; A workbench (1) having supporting legs mounted on the lower end surface thereof; A clamping assembly, arranged on the upper end surface of the workbench (1), and used for clamping and fixing the rotating shaft; A first slide plate (2) is slidably mounted on the upper end surface of the workbench (1); A second slide plate (3) is slidably mounted on the upper end surface of the workbench (1) and is located on one side of the first slide plate (2); A third slide plate (4) is slidably mounted on the upper end surface of the workbench (1) and is located on a side of the second slide plate (3) away from the first slide plate (2); Three electromagnetic induction heating coils (5) are respectively arranged on the upper end surfaces of the first slide plate (2), the second slide plate (3) and the third slide plate (4) for heating the rotating shaft; A controller (6) is fixedly mounted on the upper end surface of the workbench (1) and is electrically connected to the three electromagnetic induction heating coils (5) respectively; A driving device is arranged on the upper end surface of the workbench (1) and is used to drive the first slide plate (2), the second slide plate (3) and the third slide plate (4) to move.

2. A telescopic heating device according to claim 1, characterized in that: The driving device comprises: A first connecting rod (7), one end of which is fixedly connected to a side wall of the first slide plate (2), and the other end of which slides through the second slide plate (3) and the third slide plate (4); A second connecting rod (8), one end of which is fixedly connected to a side wall of the second slide plate (3), and the other end of which slides through the third slide plate (4); A third connecting rod (9) is fixedly mounted on one end surface of the third sliding plate (4); A movable plate (10) is slidably mounted on the upper end surface of the workbench (1); A cylinder (11), arranged on the upper end surface of the movable plate (10), and used for driving the first connecting rod (7), the second connecting rod (8) or the third connecting rod (9) to move; A connecting mechanism is provided at the telescopic end of the cylinder (11) and is used for connecting with the first connecting rod (7), the second connecting rod (8) or the third connecting rod (9).

3. A telescopic heating device according to claim 2, characterized in that: The connecting mechanism comprises: A connecting ring (12) is respectively arranged at one end of the first connecting rod (7), the second connecting rod (8) and the third connecting rod (9); The connecting hook (13) is hinged to the telescopic end of the cylinder (11) and connected to one of the connecting rings (12).

4. A telescopic heating device according to claim 1, characterized in that: A first groove (14) is formed on a side wall of the second slide plate (3) close to the first slide plate (2), a first spring (15) is arranged in the first groove (14), one end of the first spring (15) is fixedly connected to the side wall surface of the first groove (14), and the other end is fixedly connected to an end surface of the first slide plate (2); A second groove (16) is formed on a side wall of the third slide plate (4) close to the second slide plate (3), a second spring (17) is arranged in the second groove (16), one end of the second spring (17) is fixedly connected to the side wall of the second groove (16), and the other end of the second spring (17) is fixedly connected to a side wall of the second slide plate (3).

5. A telescopic heating device according to claim 4, characterized in that: A limiting block (18) is fixedly mounted on one end surface of the second slide plate (3) and the third slide plate (4); a pair of sliding grooves (19) are formed on the upper end surface of the workbench (1); limiting rods (20) are slidably mounted in the sliding grooves (19); and the pair of limiting rods (20) are respectively in contact with and connected to the pair of limiting blocks (18).

6. A telescopic heating device according to claim 1, characterized in that: The clamping assembly comprises a first clamping block (21) fixedly mounted on the upper end surface of the workbench (1), and the upper end surface of the first clamping block (21) is connected to a second clamping block (22) via bolts.

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