A safety protection device for preventing electric shock of electric welding machine

Abstract

The utility model discloses a safety protection device for preventing electric shock of electric welding machine, comprising a bottom plate, a U-shaped limit seat fixedly connected to the left end of the top of the bottom plate, a guide groove provided inside the U-shaped limit seat, a positioning hole provided on one side of the guide groove, a limit block slidably connected to the inside of the guide groove, a groove provided on one side of the limit block, a spring fixedly connected to one side of the inner cavity of the groove, a positioning block fixedly connected to the other end of the spring, a connecting rod fixedly connected to the right side of the limit block, a sealing frame fixedly connected to the right side of the connecting rod, and a rubber sealing strip fixedly connected to the left end of the inner side of the sealing frame. The utility model can realize the ability of sealing protection for the quick socket of the main body of the electric welding machine, and can avoid the adverse effects of dust and water, has the purpose of good anti-electric shock effect, is simple to operate, and is practical and convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of electric welding machines, in particular to an electric shock protection device for electric welding machines. Background Art

[0002] The purpose of the electric welding machine is to melt the solder on the welding rod and the material to be welded by using the high-temperature arc generated when the positive and negative poles are short-circuited instantly, so as to combine the contacted objects. Its structure is very simple, which is a high-power transformer.

[0003] At present, there are few protective measures on the quick sockets at the output end of existing electric welding machines. When the electric welding machine is unloaded and the welding gun output cable is not connected, if the staff accidentally touches the charged part of the quick socket during use, it is easy to cause electric injury, which poses a great safety hazard. Therefore, we propose a safety protection device for electric welding machine to prevent electric shock. Utility Model Content

[0004] The utility model aims to provide a safety protection device for preventing electric shock for electric welding machines, which has the advantage of preventing electric shock and solves the problem that few protective measures are taken on the quick socket at the output end of the existing electric welding machines. When the electric welding machine is unloaded and the welding gun output cable is not connected, if the staff accidentally touches the charged body of the quick socket during use, it is easy to cause electric injury, which poses a great safety hazard.

[0005] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a welding machine anti-electric shock safety protection device, comprising a base plate, a U-shaped limit seat is fixedly connected to the left end of the top of the base plate, a guide groove is provided on the inner side of the U-shaped limit seat, a positioning hole is provided on one side of the guide groove, a limit block is slidably connected to the inner side of the guide groove, a groove is provided on one side of the limit block, a spring is fixedly connected to one side of the inner cavity of the groove, a positioning block is fixedly connected to the other end of the spring, a connecting rod is fixedly connected to the right side of the connecting rod, a sealing frame is fixedly connected to the right side of the connecting rod, a rubber sealing strip is fixedly connected to the left end of the inner side of the sealing frame, a fixed sealing plate is fixedly connected to the right end of the inner side of the sealing frame, a movable sealing plate is provided at the upper end of the inner side of the sealing frame, and an arc-shaped wire groove is provided at the lower end of the movable sealing plate and the upper end of the fixed sealing plate.

[0006] Preferably, there are multiple positioning holes, and the distance between two adjacent positioning holes is equal.

[0007] Preferably, the positioning block is matched with the positioning hole, and one end of the positioning block is a hemisphere.

[0008] Preferably, the rubber sealing strip is made of insulating rubber, and a cavity is provided inside the rubber sealing strip.

[0009] Preferably, the top of the movable cover plate is fixedly connected to a fixed plate, and the top of the fixed plate is fixedly connected to a handle.

[0010] Preferably, movable wheels are fixedly mounted on both left and right ends of the bottom of the base plate, a seismic isolation pad is bonded to the top of the base plate, and the welding machine body is arranged at the left end of the top of the seismic isolation pad.

[0011] Preferably, the thickness of the seismic isolation pad is between one centimeter and three centimeters.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] 1. The utility model can realize the sealing protection capability for the quick socket of the welding machine body, and can avoid the adverse effects of dust and water, has the purpose of good anti-electric shock effect, is simple to operate, and is practical and convenient.

[0014] 2. The utility model can realize the functions of motion shock absorption and insulation, and is convenient to move, which is beneficial for people to use, and has a simple structure and low production cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of the utility model from the first perspective;

[0016] Figure 2 This is a schematic diagram of the structure of the utility model from a second viewing angle;

[0017] Figure 3 This is a schematic diagram of the cross-sectional structure of the utility model from a third viewing angle;

[0018] Figure 4 It is a schematic diagram of the enlarged structure of point A of the utility model.

[0019] In the figure: 1. bottom plate; 2. positioning hole; 3. U-shaped limit seat; 4. welding machine body; 5. handle; 6. sealing frame; 7. fixed plate; 8. movable sealing plate; 9. arc-shaped wire groove; 10. fixed sealing plate; 11. seismic isolation pad; 12. moving wheel; 13. rubber sealing strip; 14. connecting rod; 15. limit block; 16. guide groove; 17. positioning block; 18. spring; 19. groove. DETAILED DESCRIPTION

[0020] 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.

[0021] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" 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 an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] The base plate 1, positioning hole 2, U-shaped limit seat 3, electric welding machine body 4, handle 5, sealing frame 6, fixed plate 7, movable sealing plate 8, arc-shaped wire groove 9, fixed sealing plate 10, seismic isolation insulation pad 11, moving wheel 12, rubber sealing strip 13, connecting rod 14, limit block 15, guide groove 16, positioning block 17, spring 18 and groove 19 components of the present application are all universal standard parts or components known to technical personnel in this field, and their structures and principles can be known to technical personnel through technical manuals or through conventional experimental methods.

[0024] Embodiment 1

[0025] See also Figure 1-Figure 4 As shown, the utility model provides a technical solution: a safety protection device for preventing electric shock of an electric welding machine, comprising a bottom plate 1, a U-shaped limit seat 3 is fixedly connected to the left end of the top of the bottom plate 1, a guide groove 16 is provided on the inner side of the U-shaped limit seat 3, a positioning hole 2 is provided on one side of the guide groove 16, a limit block 15 is slidably connected to the inner side of the guide groove 16, a groove 19 is provided on one side of the limit block 15, a spring 18 is fixedly connected to one side of the inner cavity of the groove 19, a positioning block 17 is fixedly connected to the other end of the spring 18, a connecting rod 14 is fixedly connected to the right side of the connecting rod 14, a sealing frame 6 is fixedly connected to the right side of the connecting rod 14, a rubber sealing strip 13 is fixedly connected to the left end of the inner side of the sealing frame 6, a fixed sealing plate 10 is fixedly connected to the right end of the inner side of the sealing frame 6, a movable sealing plate 8 is provided on the upper end of the inner side of the sealing frame 6, and an arc-shaped wire groove 9 is provided on the lower end of the movable sealing plate 8 and the upper end of the fixed sealing plate 10;

[0026] There are multiple positioning holes 2, and the distances between two adjacent positioning holes 2 are equal.

[0027] The positioning block 17 is matched with the positioning hole 2, and one end of the positioning block 17 is a hemispherical body;

[0028] The rubber sealing strip 13 is made of insulating rubber, and a cavity is provided inside the rubber sealing strip 13;

[0029] The top of the movable cover plate 8 is fixedly connected to the fixed plate 7 , and the top of the fixed plate 7 is fixedly connected to the handle 5 .

[0030] In the technical solution, the sealing frame 6 drives the connecting rod 14 and the limit block 15 to slide on the inner side of the guide groove 16 and move outward. After the moving position of the sealing frame 6 is determined, the spring 18 can drive the positioning block 17 to snap into the corresponding positioning hole 2 after deformation, thereby positioning the sealing frame 6. Next, the welding machine body 4 is placed on the inner side of the U-shaped limit seat 3 and on the top of the seismic isolation pad 11, and the handle 5 drives the fixed plate 7 and the movable sealing plate 8 to move upward, so that the welding gun output cable can pass through the sealing frame 6 and be inserted into the quick socket of the welding machine body 4. After the welding gun output cable is connected, the sealing frame 6 drives the connecting rod 14 and the limit block 15 to move outward. The positioning block 15 slides on the inner side of the guide groove 16 and moves inward to reset, so that the sealing frame 6 can be moved to the right end of the outer side of the welding machine body 4, and with the assistance of the rubber sealing strip 13, the sealing of the right end of the welding machine body 4 is guaranteed to avoid the influence of external water and dust. At the same time, the spring 18 can drive the positioning block 17 to be inserted into the corresponding positioning hole 2 after deformation, thereby positioning the sealing frame 6, and then, the fixed plate 7 and the movable sealing plate 8 are driven downward by the handle 5, and with the assistance of the arc-shaped wire groove 9, they can fit the outer surface of the welding gun output cable, thereby providing sealing protection for the quick socket and realizing the ability to prevent electric shock.

[0031] Embodiment 2

[0032] On the basis of embodiment 1, the present invention is as follows Figure 1-Figure 3 As shown, it is disclosed that moving wheels 12 are fixedly installed at both left and right ends of the bottom of the bottom plate 1, a seismic isolation pad 11 is bonded to the top of the bottom plate 1, and the left end of the top of the seismic isolation pad 11 is provided with an electric welding machine body 4;

[0033] The thickness of the seismic isolation pad 11 is between 1 cm and 3 cm.

[0034] This technical solution can provide the ability of seismic isolation and insulation for the welding machine body 4 by providing the seismic isolation and insulation pad 11, and can facilitate the movement of the device by providing the moving wheel 12, thus facilitating people's use.

[0035] Working principle: through the setting of the seismic isolation and insulation pad 11, the ability of seismic isolation and insulation can be achieved for the main body 4 of the welding machine. Through the setting of the moving wheel 12, it is convenient to drive the device to move, which is convenient for people to use. The sealing frame 6 drives the connecting rod 14 and the limit block 15 to slide on the inner side of the guide groove 16 and move outward. After the moving position of the sealing frame 6 is determined, the spring 18 can drive the positioning block 17 to be stuck in the corresponding positioning hole 2 after deformation, thereby positioning the position of the sealing frame 6. Then, after placing the main body 4 of the welding machine on the inner side of the U-shaped limit seat 3 and the top of the seismic isolation and insulation pad 11, the handle 5 drives the fixed plate 7 and the movable sealing plate 8 to move upward, so that the welding gun output cable can pass through the sealing frame 6 and be inserted into the quick release of the main body 4 of the welding machine. On the socket, after the welding gun output cable is connected, the sealing frame 6 drives the connecting rod 14 and the limit block 15 to slide on the inner side of the guide groove 16 and move inward to reset, so that the sealing frame 6 can be moved to the right end of the outer side of the welding machine body 4, and with the assistance of the rubber sealing strip 13, the sealing of the right end of the welding machine body 4 is guaranteed to avoid the influence of external water and dust. At the same time, the spring 18 can drive the positioning block 17 to be inserted into the corresponding positioning hole 2 after deformation, so as to realize the positioning of the sealing frame 6. Then, the fixed plate 7 and the movable sealing plate 8 are driven downward by the handle 5, and with the assistance of the arc-shaped wire groove 9, they can fit the outer surface of the welding gun output cable, thereby providing sealing protection for the quick socket and realizing the ability to prevent electric shock.

[0036] Importantly, it should be noted that the construction and arrangement of the present application shown in a plurality of different exemplary embodiments are only exemplary. Although only a few embodiments are described in detail in this disclosure, it should be readily understood by those who refer to this disclosure that many modifications are possible (e.g., the size, scale, structure, shape and ratio of various elements, and parameter values ​​(e.g., temperature, pressure, etc.), installation arrangements, use of materials, color, directional changes, etc.) without substantially departing from the novel teachings and advantages of the subject matter described in the application. For example, the element shown as integrally formed can be composed of multiple parts or elements, the position of the element can be inverted or otherwise changed, and the nature or number or position of the discrete element can be changed or changed. Therefore, all such modifications are intended to be included in the scope of the present utility model. The order or sequence of any process or method steps can be changed or reordered according to alternative embodiments. In the claims, any "device plus function" clause is intended to cover the structure of performing the function described herein, and is not only structurally equivalent but also equivalent structure. Without departing from the scope of the present invention, other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments. Therefore, the present invention is not limited to a specific embodiment, but extends to various modifications that still fall within the scope of the appended claims.

[0037] Additionally, in order to provide a concise description of example embodiments, all features of an actual embodiment (ie, those features that are not relevant to the best mode presently contemplated for carrying out the invention or those that are not relevant to implementing the invention) may not be described.

[0038] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in this field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the essence and scope of the technical solution of the utility model.

Claims

1. A safety protection device for preventing electric shock of an electric welding machine, comprising a bottom plate (1), characterized in that: The left end of the top of the bottom plate (1) is fixedly connected to a U-shaped limit seat (3), a guide groove (16) is provided on the inner side of the U-shaped limit seat (3), a positioning hole (2) is provided on one side of the guide groove (16), a limit block (15) is slidably connected to the inner side of the guide groove (16), a groove (19) is provided on one side of the limit block (15), a spring (18) is fixedly connected to one side of the inner cavity of the groove (19), and the other end of the spring (18) is fixedly connected to the positioning block (1 7), the right side of the limit block (15) is fixedly connected to a connecting rod (14), the right side of the connecting rod (14) is fixedly connected to a sealing frame (6), the left end of the inner side of the sealing frame (6) is fixedly connected to a rubber sealing strip (13), the right end of the inner side of the sealing frame (6) is fixedly connected to a fixed sealing plate (10), the upper end of the inner side of the sealing frame (6) is provided with a movable sealing plate (8), and the lower end of the movable sealing plate (8) and the upper end of the fixed sealing plate (10) are both provided with an arc-shaped wire groove (9).

2. The electric welding machine anti-electric shock safety protection device according to claim 1 is characterized in that: The number of the positioning holes (2) is multiple, and the distance between two adjacent positioning holes (2) is equal.

3. The electric welding machine anti-electric shock safety protection device according to claim 1 is characterized in that: The positioning block (17) is matched with the positioning hole (2), and one end of the positioning block (17) is a hemispherical body.

4. The electric welding machine anti-electric shock safety protection device according to claim 1 is characterized in that: The material of the rubber sealing strip (13) is insulating rubber, and a cavity is arranged inside the rubber sealing strip (13).

5. The electric welding machine anti-electric shock safety protection device according to claim 1 is characterized in that: The top of the movable sealing plate (8) is fixedly connected to a fixed plate (7), and the top of the fixed plate (7) is fixedly connected to a handle (5).

6. The electric welding machine anti-electric shock safety protection device according to claim 1, characterized in that: Moving wheels (12) are fixedly mounted on both left and right ends of the bottom of the base plate (1), a vibration-isolating insulating pad (11) is bonded to the top of the base plate (1), and an electric welding machine body (4) is arranged at the left end of the top of the vibration-isolating insulating pad (11).

7. The electric welding machine anti-electric shock safety protection device according to claim 6, characterized in that: The thickness of the seismic isolation pad (11) is between one centimeter and three centimeters.

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