Civil air defense door frame welding device

Abstract

The utility model discloses a civil defense door frame welding device, and relates to the field of welding devices. The civil air defense door frame welding device comprises a bottom plate, a fixing plate is arranged on the outer wall of the bottom plate, a vertical plate is fixedly arranged at the top of the fixing plate, a rotating shaft is in threaded connection with the vertical plate, a pressing plate used for clamping a civil air defense door frame is arranged on the outer wall of the rotating shaft, and an overturning assembly is arranged on the outer wall of the bottom plate and comprises a rotating unit, a clamping unit and a clamping unit, the base plate is arranged on the outer wall of the base plate. According to the civil air defense door frame welding device, the connecting relation of the bottom plate, the pressing plate, the fixing plate, the fixing block and the rotating rod is set, the fixing plate is driven to rotate by rotating the rotating rod, the force application position of the pressing plate is changed, the pressing direction can be automatically selected according to the welding position of a civil air defense door frame, the practicability is conveniently improved, and the welding convenience is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of welding, in particular to a welding device for a civil air defense door frame. Background Art

[0002] Civil defense doors are important access protection equipment in civil defense engineering facilities. The installation of civil defense doors requires the installation of civil defense door frames. When processing the civil defense door frames, it is necessary to weld their various parts to form an overall frame structure.

[0003] Chinese patent [CN212634775U] discloses a civil air defense door frame welding device. By providing a clamping mechanism to clamp from both sides, the civil air defense door frame structure can be fixed during welding, avoiding shaking during welding and affecting the welding effect. By fixing the mounting plate to different positioning holes on the base plate, the position of the welding gun can be adjusted. The welding gun is fixed by the welding gun positioning mechanism, and the welding gun positioning mechanism can drive the welding gun to rotate, facilitating the precise adjustment of the welding gun position and angle during welding. However, this patent still has the following defects in actual application:

[0004] The above patent moves the pressure plate by turning the handle during welding, thereby pressing the two sides of the civil defense door frame structure to fix it and prevent it from moving, so as to facilitate subsequent welding operations. However, the force direction of the pressure plate is difficult to adjust, and it cannot be positioned by itself according to the actual situation of the civil defense door frame structure. Therefore, a civil defense door frame welding device is proposed to solve the above problems. Utility Model Content

[0005] In response to the shortcomings of the existing technology, the utility model provides a civil air defense door frame welding device, which solves the problem in the existing technology that the force direction of the pressure plate is difficult to adjust and cannot be positioned automatically according to the actual conditions of the civil air defense door frame structure.

[0006] In order to achieve the above purpose, the present invention is implemented through the following technical solutions: a civil air defense door frame welding device.

[0007] The bottom plate is provided with a fixed plate on the outer wall of the bottom plate, and a vertical plate is fixedly provided on the top of the fixed plate. A rotating shaft is threadedly connected to the vertical plate, and a pressure plate for clamping the civil air defense door frame is provided on the outer wall of the rotating shaft. The outer wall of the bottom plate is provided with a flip assembly, which includes:

[0008] A rotating unit is provided on the outer wall of the bottom plate, and is used to adjust the use direction of the pressure plate. The rotating unit includes a fixed block and a rotating rod. The fixed block is fixedly provided on the outer wall of the bottom plate, and the rotating rod is rotatably plugged into the fixed block. The fixed plate is fixedly provided on the outer wall of the rotating rod.

[0009] The positioning unit is arranged on the fixed block and is used to lock the use direction of the pressing plate.

[0010] Preferably, the positioning unit includes:

[0011] A rotating plate is fixedly mounted on the outer wall of the rotating rod, and a first positioning hole is formed on the outer wall of the rotating plate;

[0012] The positioning block is fixedly arranged on the outer wall of the fixing block, and a positioning screw hole is opened on the top of the positioning block. The inner wall of the positioning screw hole is threadedly connected with a fixing screw, and the bottom of the fixing screw is inserted into the first positioning hole.

[0013] Preferably, a second positioning hole is opened on the outer wall of the rotating plate.

[0014] Preferably, a marking ball is fixedly provided on the outer wall of the rotating plate.

[0015] Preferably, a bracket is fixedly provided on the outer wall of the fixing block.

[0016] Preferably, a protective pad is fixedly adhered to the outer wall of the pressure plate.

[0017] Preferably, a connecting column is fixedly provided on the outer wall of the vertical plate, and a sliding rod is slidably engaged with the inner wall of the connecting column. The other end of the sliding rod is fixedly provided on the pressure plate, and the rotating shaft is rotatably connected to the pressure plate through a bearing.

[0018] The utility model discloses a civil air defense door frame welding device, which has the following beneficial effects:

[0019] The civil air defense door frame welding device sets a connection relationship between the base plate, the pressure plate, the fixed plate, the fixed block and the rotating rod, so that by rotating the rotating rod, the fixed plate is driven to rotate, and the force application position of the pressure plate is changed, which makes it easy to select the tightening direction according to the welding position of the civil air defense door frame, thereby improving practicality and welding convenience. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the pressing plate of the utility model;

[0022] Figure 3 This is a schematic diagram of the fixed block structure of the utility model;

[0023] Figure 4 This is a schematic diagram of the structure of the rotating rod of the utility model;

[0024] Figure 5 This is a schematic diagram of the connecting column structure of the utility model.

[0025] In the figure: 1. Base plate; 2. Pressing plate; 201. Rotating shaft; 202. Fixed plate; 203. Vertical plate; 204. Protective pad; 205. Connecting column; 206. Sliding rod; 3. Fixed block; 301. Bracket; 302. Rotating rod; 303. Rotating plate; 304. First positioning hole; 305. Second positioning hole; 306. Marking ball; 307. Positioning block; 308. Positioning screw hole; 309. Fixing screw. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0027] The embodiment of the present application provides a civil air defense door frame welding device, which realizes that by rotating the rotating rod 302, the fixed plate 202 is driven to rotate, so that the force application position of the pressure plate 2 is changed, which makes it convenient to select the tightening direction according to the welding position of the civil air defense door frame, thereby improving practicality and welding convenience.

[0028] In order to better understand the above technical solution, the above technical solution will be described in detail below with reference to the accompanying drawings and specific implementation methods.

[0029] The embodiment of the utility model discloses a welding device for a civil air defense door frame.

[0030] According to the attached Figure 1-5 As shown, the bottom plate 1, the outer wall of the bottom plate 1 is provided with a fixed plate 202, and the top of the fixed plate 202 is fixedly provided with a vertical plate 203, the vertical plate 203 is threadedly connected to the rotating shaft 201, and the outer wall of the rotating shaft 201 is provided with a pressing plate 2 for clamping the civil air defense door frame. The above structures are all existing structures in the Chinese patent [CN212634775U] and have been described in the Chinese patent [CN212634775U], so the utility model will not be elaborated again here. The outer wall of the bottom plate 1 is provided with a flip assembly, which includes:

[0031] The rotating unit is arranged on the outer wall of the bottom plate 1. The rotating unit is used to adjust the use direction of the pressure plate 2. The rotating unit includes a fixed block 3 and a rotating rod 302. The fixed block 3 is fixedly arranged on the outer wall of the bottom plate 1, and the rotating rod 302 is rotatably inserted into the fixed block 3. The fixed plate 202 is fixedly arranged on the outer wall of the rotating rod 302. By rotating the rotating rod 302 upward, the rotating rotating rod 302 drives the fixed plate 202 to rotate, so that the rotating fixed plate 202 drives the pressure plate 2, the rotating shaft 201, and the vertical plate 203 to flip upward, so that the force application position of the pressure plate 2 is changed, which is convenient for self-selection according to the welding position of the civil air defense door frame, thereby improving practicality and convenient use;

[0032] The positioning unit is provided on the fixing block 3 and is used to lock the use direction of the pressing plate 2 .

[0033] The positioning unit includes:

[0034] The rotating plate 303 is fixedly mounted on the outer wall of the rotating rod 302 and has a first positioning hole 304 formed on the outer wall of the rotating plate 303;

[0035] The positioning block 307 is fixedly arranged on the outer wall of the fixing block 3, and a positioning screw hole 308 is opened on the top of the positioning block 307. The inner wall of the positioning screw hole 308 is threadedly connected with a fixing screw 309, and the bottom of the fixing screw 309 is inserted into the first positioning hole 304. When the pressure plate 2 is in a horizontal state, the first positioning hole 304 is aligned with the positioning screw hole 308. By rotating the fixing screw 309, the bottom of the fixing screw 309 moves downward and is inserted into the corresponding first positioning hole 304, so that the position of the rotating plate 303 is fixed, thereby fixing the use position of the fixing plate 202, so as to improve its stability.

[0036] A second positioning hole 305 is provided on the outer wall of the rotating plate 303. When the pressing plate 2 is in a vertical state, the second positioning hole 305 is aligned with the positioning screw hole 308. When the fixing screw 309 rotates downward, its bottom is inserted into the second positioning hole 305, so that the pressing plate 2 remains in a vertical state for easy use.

[0037] A marking ball 306 is fixedly provided on the outer wall of the rotating plate 303 to facilitate staff to observe the position status of the first positioning hole 304, the second positioning hole 305 and the positioning screw hole 308.

[0038] A bracket 301 is fixedly provided on the outer wall of the fixing block 3 to support the bottom of the pressing plate 2 and limit the movement range of the pressing plate 2.

[0039] A protective pad 204 is fixedly adhered to the outer wall of the pressure plate 2 to reduce the wear of the pressure plate 2 on the civil defense door frame, and to increase the friction between the pressure plate 2 and the civil defense door frame, further improving the clamping stability of the civil defense door frame.

[0040] A connecting column 205 is fixedly provided on the outer wall of the vertical plate 203, and a sliding rod 206 is slidably engaged with the inner wall of the connecting column 205. The other end of the sliding rod 206 is fixedly provided on the pressure plate 2, and the rotating shaft 201 is rotatably connected to the pressure plate 2 through a bearing, so as to limit the moving path and moving range of the pressure plate 2.

[0041] In summary, compared with the existing technology, the present invention has the following beneficial effects:

[0042] The civil air defense door frame welding device sets the connection relationship between the base plate 1, the pressure plate 2, the fixed plate 202, the fixed block 3 and the rotating rod 302, so that by rotating the rotating rod 302, the fixed plate 202 is driven to rotate, so that the force application position of the pressure plate 2 is changed, which is convenient for selecting the tightening direction according to the welding position of the civil air defense door frame, thereby improving practicality and welding convenience.

[0043] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A civil air defense door frame welding device, comprising a base plate (1), the outer wall of the base plate (1) is provided with a fixed plate (202), and a vertical plate (203) is fixedly provided on the top of the fixed plate (202), a rotating shaft (201) is threadedly connected to the vertical plate (203), and a pressing plate (2) for clamping the civil air defense door frame is provided on the outer wall of the rotating shaft (201), characterized in that: The outer wall of the bottom plate (1) is provided with a flip assembly, which comprises: A rotating unit, which is arranged on the outer wall of the bottom plate (1), and is used to adjust the use direction of the pressure plate (2), and the rotating unit comprises a fixed block (3) and a rotating rod (302), the fixed block (3) is fixedly arranged on the outer wall of the bottom plate (1), and the rotating rod (302) is rotatably inserted in the fixed block (3), and the fixed plate (202) is fixedly arranged on the outer wall of the rotating rod (302); A positioning unit is arranged on the fixed block (3), and is used to lock the use direction of the pressing plate (2).

2. The civil air defense door frame welding device according to claim 1, characterized in that: The positioning unit comprises: A rotating plate (303) is fixedly arranged on the outer wall of the rotating rod (302), and a first positioning hole (304) is formed on the outer wall of the rotating plate (303); The positioning block (307) is fixedly arranged on the outer wall of the fixing block (3), and a positioning screw hole (308) is opened on the top of the positioning block (307). The inner wall of the positioning screw hole (308) is threadedly connected with a fixing screw (309), and the bottom of the fixing screw (309) is inserted into the first positioning hole (304).

3. The civil air defense door frame welding device according to claim 2 is characterized in that: A second positioning hole (305) is formed on the outer wall of the rotating plate (303).

4. The civil air defense door frame welding device according to claim 3 is characterized in that: A marking ball (306) is fixedly arranged on the outer wall of the rotating plate (303).

5. The civil air defense door frame welding device according to claim 4, characterized in that: A bracket (301) is fixedly arranged on the outer wall of the fixing block (3).

6. The civil air defense door frame welding device according to claim 1, characterized in that: A protective pad (204) is fixedly adhered to the outer wall of the pressing plate (2).

7. The civil air defense door frame welding device according to claim 1, characterized in that: A connecting column (205) is fixedly provided on the outer wall of the vertical plate (203), and a sliding rod (206) is slidably engaged with the inner wall of the connecting column (205). The other end of the sliding rod (206) is fixedly provided on the pressing plate (2), and the rotating shaft (201) is rotatably connected to the pressing plate (2) via a bearing.

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