Sizing device of vacuum switch tube

Abstract

The utility model discloses a vacuum switch tube shaping device which comprises a baking box, a motor is installed in the middle of the bottom surface of the baking box, the output end of the motor penetrates through the bottom surface of the baking box to be fixedly connected with a rotating rod, a placing disc is arranged on the rotating rod, a through opening is formed in the bottom surface of the placing disc in a penetrating mode, and the bottom surface of the placing disc is provided with a through hole. And heating pipes are installed on the two sides of the lower surface of the top end of the baking box and the two sides of the upper surface of the bottom end of the baking box. According to the vacuum switch tube baking and shaping device, a vacuum switch tube is placed on the placing disc, the oven door is closed, and the vacuum switch tube on the placing disc can be baked and shaped by using the heating tubes on the lower surface of the top end and the upper surface of the bottom end of the baking oven, and the motor drives the rotating rod to rotate, so that the placing disc on the rotating rod rotates; therefore, the vacuum switch tube on the placing disc can rotate in the baking box, so that the vacuum switch tube is heated more uniformly, and the baking and shaping effect of the vacuum switch tube can be improved conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of vacuum switch tube production, in particular to a vacuum switch tube shaping device. Background Art

[0002] Vacuum switch tubes are suitable for arc extinguishing chambers of various types of vacuum contactors, and are assembled into vacuum electromagnetic starters together with various protection devices. The vacuum tube consists of moving and static contacts, metal shielding covers, bellows and a sealed container composed of ceramic rings. The bellows is welded to the flanges of the moving contact and the sealed container to ensure that the vacuum degree in the container is not affected when the moving contact moves axially. The vacuum tube has the advantages of strong breaking capacity, no arc exposure, and allows frequent operation. With the rapid development of social economy, more and more vacuum switch tubes are used in production and life, and baking and shaping of vacuum switch tubes is an important process in the production of vacuum switch tubes.

[0003] The existing Chinese patent with announcement number CN218038938U discloses a shaping device based on a vacuum switch tube, and the key points of its technical solution are: comprising: a baking box, both sides of which are provided with a box door; a support mechanism is provided on the top of the baking box, and a sliding mechanism is provided on the top of the support mechanism; the sliding mechanism includes two slide bars, two connecting blocks, a connecting plate and a handle, the handle is fixed on the top of the connecting plate, the two slide bars are slidably connected to the two ends of the supporting mechanism, and the ends of the two connecting blocks opposite to each other are provided with a cooling mechanism; the cooling mechanism includes a fixed frame, two cooling fans and a push switch, the two cooling fans are fixed on both sides of the fixed frame, and the push switch is opened on the top of the fixed frame. The utility model utilizes the arrangement mode of matching the supporting mechanism, the sliding connection and the cooling mechanism to facilitate the circulation of air in the inner cavity of the baking box, so that the cooling fan can quickly blow out the hot air in the baking box, and it is convenient to improve the cooling efficiency of the vacuum switch tube in the inner cavity of the baking box.

[0004] The above-mentioned prior art solution has the following defects: although the heat dissipation fan in the above-mentioned technical solution can quickly blow out the hot air in the baking oven, so as to improve the cooling efficiency of the vacuum switch tube in the inner cavity of the baking oven, in the above-mentioned technical solution, the vacuum switch tube is stationary in the baking oven, which may easily lead to uneven heating, thereby easily affecting the baking and shaping effect of the vacuum switch tube. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the utility model provides a shaping device for a vacuum switch tube, which has the advantages of being able to rotate the vacuum switch tube in a baking oven, being heated more evenly, and having a good baking shaping effect, thereby solving the problems in the above-mentioned background technology.

[0007] (II) Technical solution

[0008] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a shaping device for a vacuum switch tube, comprising a baking oven, a motor is installed at the middle position of the bottom surface of the baking oven, and the output end of the motor passes through the bottom surface of the baking oven and is fixedly connected to a rotating rod, a placing plate is provided on the rotating rod, and a through hole is passed through the bottom surface of the placing plate, a placing net is provided in the through hole, heating tubes are installed on both sides of the lower surface of the top end and both sides of the upper surface of the bottom end of the baking oven, heat dissipation ports are passed through the two side surfaces of the baking oven, a surrounding frame is provided on the surface of the baking oven located outside the heat dissipation port, and a heat dissipation fan is installed inside the surrounding frame, a baffle is passed through one side of the top surface of the surrounding frame, and one end of the baffle extends to the inside of a slot opened on the upper surface of the bottom end of the surrounding frame, and a box door is hinged on the front end surface of the baking oven through a hinge.

[0009] Preferably, there are a plurality of placement trays, and the plurality of placement trays are evenly distributed on the rotating rod.

[0010] Preferably, an observation window is provided on the front end surface of the door.

[0011] Preferably, a handle is provided at a middle position of the top surface of the baffle.

[0012] Preferably, the baffle is movably connected to the surrounding frame.

[0013] Preferably, the bottom surface of the baking oven is provided with supporting legs on both sides of the motor, and a plurality of the supporting legs are provided, and the plurality of supporting legs are evenly distributed in pairs on both sides of the bottom surface of the baking oven.

[0014] Preferably, the placement net matches the through opening.

[0015] Preferably, the surrounding frame matches the heat dissipation port.

[0016] (III) Beneficial effects

[0017] Compared with the prior art, the utility model provides a shaping device for a vacuum switch tube, which has the following beneficial effects:

[0018] (1) In the utility model, the oven door is opened, the vacuum switch tube is placed on the placement tray, and the oven door is closed. The vacuum switch tube on the placement tray can be baked and shaped by using the heating tubes on the lower surface of the top end and the upper surface of the bottom end of the baking oven. The motor drives the rotating rod to rotate, so that the placement tray on the rotating rod rotates, and the vacuum switch tube on the placement tray can be rotated in the baking oven, so that the vacuum switch tube is heated more evenly, thereby facilitating improving the baking and shaping effect of the vacuum switch tube.

[0019] (2) In the present invention, after the vacuum switch tube is baked and shaped, the door of the oven is opened to dissipate the heat in the oven. Then, by pulling out the baffle on the surrounding frame and turning on the heat dissipation fan in the surrounding frame, the heat in the oven can be quickly dissipated to the outside through the coordinated use of the heat dissipation fan and the heat dissipation port, thereby facilitating the cooling of the vacuum switch tube after baking and shaping, and helping to improve its cooling efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 It is a structural schematic diagram of a vacuum switch tube shaping device proposed by the utility model;

[0022] Figure 2 This is an enlarged view of A of a shaping device for a vacuum switch tube proposed by the utility model;

[0023] Figure 3 This is a front view of a shaping device for a vacuum switch tube proposed by the utility model;

[0024] Figure 4 The utility model discloses a schematic diagram of a frame structure of a vacuum switch tube shaping device.

[0025] Legend:

[0026] 1. Baking box; 2. Heating tube; 3. Rotating rod; 4. Frame; 5. Cooling fan; 6. Baffle; 7. Slot; 8. Handle; 9. Leg; 10. Motor; 11. Placement plate; 12. Through hole; 13. Placement net; 14. Box door; 15. Observation window; 16. Cooling vent. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance; in addition, 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 it can be an indirect connection through an intermediate medium, or it can be a communication between the two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0029] Please refer to Figure 1-4 A shaping device for a vacuum switch tube comprises a baking oven 1, a motor 10 is installed at the middle position of the bottom surface of the baking oven 1, and the output end of the motor 10 penetrates the bottom surface of the baking oven 1 and is fixedly connected to a rotating rod 3, a placing plate 11 is arranged on the rotating rod 3, and a through hole 12 is penetrated through the bottom surface of the placing plate 11, and a placing net 13 is arranged in the through hole 12, a heating tube 2 is installed on both sides of the lower surface of the top end and both sides of the upper surface of the bottom end of the baking oven 1, a heat dissipation port 16 is penetrated through the two side surfaces of the baking oven 1, a surrounding frame 4 is provided on the surface of the baking oven 1 outside the heat dissipation port 16, and a heat dissipation fan 5 is installed inside the surrounding frame 4, a baffle 6 is penetrated through one side of the top surface of the surrounding frame 4, and the baffle 6 One end of the oven 1 extends to the inside of a slot 7 provided on the upper surface of the bottom end of the surrounding frame 4. A door 14 is hingedly connected to the front end surface of the baking oven 1 through a hinge. The door 14 is opened to place the vacuum switch tube on the placement tray 11. The door 14 is closed. The vacuum switch tube on the placement tray 11 can be baked and shaped by using the heating tube 2 on the lower surface of the top end and the upper surface of the bottom end of the baking oven 1. The motor 10 drives the rotating rod 3 to rotate, so that the placement tray 11 on the rotating rod 3 rotates, and the vacuum switch tube on the placement tray 11 can be rotated in the baking oven 1, so that the vacuum switch tube is heated more evenly, thereby facilitating the improvement of the baking and shaping effect of the vacuum switch tube.

[0030] In one embodiment, a plurality of placement trays 11 are provided, and the plurality of placement trays 11 are evenly distributed on the rotating rod 3. By using the plurality of placement trays 11, a plurality of vacuum switch tubes can be baked and shaped at the same time, thereby facilitating improving the working efficiency.

[0031] In one embodiment, a front surface of the oven door 14 is provided with an observation window 15 , through which the working conditions in the oven 1 can be observed.

[0032] In one embodiment, a handle 8 is provided at the middle of the top surface of the baffle 6 , and the handle 8 is used to facilitate the baffle 6 to be pulled out of the surrounding frame 4 .

[0033] In one embodiment, the baffle 6 is movably connected to the surrounding frame 4 to facilitate removal or insertion of the baffle 6 .

[0034] In one embodiment, the bottom surface of the oven 1 is provided with legs 9 on both sides of the motor 10, and a plurality of legs 9 are provided, and the plurality of legs 9 are evenly distributed in pairs on both sides of the bottom surface of the oven 1, wherein the legs 9 are used to support the oven 1, which helps to improve the stability of the oven 1.

[0035] In one embodiment, the placement net 13 is matched with the through opening 12, and the use of the placement net 13 and the through opening 12 can allow heat to circulate in the baking oven 1, thereby facilitating uniform heating of the vacuum switch tube on the placement plate 11, which is beneficial to improving the baking and shaping effect of the vacuum switch tube.

[0036] In one embodiment, the surrounding frame 4 matches the heat dissipation port 16 , wherein the heat dissipation fan 5 in the surrounding frame 4 can be used to quickly dissipate the heat in the oven 1 to the outside, thereby improving the cooling efficiency of the vacuum switch tube.

[0037] In one embodiment, the control panel control circuit can be implemented through simple programming by technicians in this field. It is common knowledge in this field and is only used without modification, so the control method and circuit connection will not be described in detail.

[0038] Working principle:

[0039] When in use, the box door 14 is opened, the vacuum switch tube is placed on the placement plate 11, and the box door 14 is closed. The vacuum switch tube on the placement plate 11 can be baked and shaped by using the heating tubes 2 on the lower surface of the top and the upper surface of the bottom of the baking box 1. The motor 10 drives the rotating rod 3 to rotate, so that the placement plate 11 on the rotating rod 3 rotates, and the vacuum switch tube on the placement plate 11 can be rotated in the baking box 1, so that the vacuum switch tube is heated more evenly, thereby facilitating the baking and shaping effect of the vacuum switch tube. After the baking and shaping of the vacuum switch tube is completed, the box door 14 is opened to dissipate the heat in the baking box 1, and then the baffle 6 on the surrounding frame 4 is pulled out, and the heat dissipation fan 5 in the surrounding frame 4 is turned on. Through the coordinated use of the heat dissipation fan 5 and the heat dissipation port 16, the heat in the baking box 1 can be quickly dissipated to the outside, so that the vacuum switch tube after baking and shaping is conveniently cooled, which is beneficial to improving its cooling efficiency.

[0040] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A vacuum switch tube shaping device, comprising a baking oven (1), characterized in that: A motor (10) is installed at a middle position of the bottom surface of the baking oven (1), and the output end of the motor (10) passes through the bottom surface of the baking oven (1) and is fixedly connected to a rotating rod (3). A placement plate (11) is provided on the rotating rod (3), and a through hole (12) is passed through the bottom surface of the placement plate (11), and a placement net (13) is provided in the through hole (12). Heating tubes (2) are installed on both sides of the lower surface of the top end and both sides of the upper surface of the bottom end of the baking oven (1). Heat dissipation ports (16) are passed through the two side surfaces of the baking oven (1). A surrounding frame (4) is provided on the surface of the baking oven (1) outside the heat dissipation port (16), and a heat dissipation fan (5) is installed inside the surrounding frame (4). A baffle (6) is passed through one side of the top surface of the surrounding frame (4), and one end of the baffle (6) extends to the inside of a slot (7) provided on the upper surface of the bottom end of the surrounding frame (4). A door (14) is hinged on the front surface of the baking oven (1) through a hinge.

2. A vacuum switch tube shaping device according to claim 1, characterized in that: A plurality of the placement plates (11) are provided, and the plurality of placement plates (11) are evenly distributed on the rotating rod (3).

3. A vacuum switch tube shaping device according to claim 1, characterized in that: The front end surface of the box door (14) is provided with an observation window (15).

4. A vacuum switch tube shaping device according to claim 1, characterized in that: A handle (8) is provided at the middle position of the top surface of the baffle (6).

5. The vacuum switch tube shaping device according to claim 1, characterized in that: The baffle (6) is movably connected to the surrounding frame (4).

6. The vacuum switch tube shaping device according to claim 1, characterized in that: The bottom surface of the baking oven (1) is provided with supporting legs (9) on both sides of the motor (10), and a plurality of supporting legs (9) are provided, and the plurality of supporting legs (9) are evenly distributed in pairs on both sides of the bottom surface of the baking oven (1).

7. The vacuum switch tube shaping device according to claim 1, characterized in that: The placement net (13) matches the through opening (12).

8. The vacuum switch tube shaping device according to claim 1, characterized in that: The surrounding frame (4) matches the heat dissipation opening (16).

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