Pipeline plugging head

Abstract

The utility model relates to the field of plugging heads, and discloses a pipeline plugging head which comprises a connecting plate, connecting blocks are fixedly connected to the two sides of the outer surface of the connecting plate, limiting rods are slidably connected to the outer surface of the connecting plate through the connecting blocks, and a limiting plate is fixedly connected to one side of each limiting rod. The opposite sides of the two connecting plates are in threaded connection with second threaded rods. Two connecting blocks are installed on the two sides of a connecting plate, a limiting plate is connected with a limiting rod, the two limiting rods are connected with a clamping plate, then the moving direction of the clamping plate is limited, a second threaded rod is connected with the clamping plate, and a second rotary knob is rotated to drive the second threaded rod to rotate; and the clamping plates on the two sides are driven to move oppositely, so that the two clamping plates are connected with the pipeline in a clamping mode, the connecting plate is connected with the pipeline, the effect of increasing the fastening strength between the plug body and the pipeline is achieved, and the plug is prevented from falling off.

Description

Technical Field

[0001] The present application relates to the field of plugging heads, and in particular to a pipeline plugging head. Background Art

[0002] A pipe is a device that allows liquid and gas to flow inside. It is mainly used to transport liquids and gases. When the pipe that transports liquid is not needed, a rubber plug can be sealed at the outlet end of the pipe to prevent water from flowing out of the pipe.

[0003] In the prior art, when the existing plug is in use, the water pressure in the pipeline is too high, and the plug may fall off from the pipeline port under the water pressure, resulting in the inability to complete the plugging of the pipeline. In addition, due to the friction angle between the plug and the inner wall of the pipeline, it is time-consuming and laborious for the staff to insert the plug into the pipeline.

[0004] The above information disclosed in the background technology is only used to increase the understanding of the background technology of the present application, and therefore, it may include information that does not constitute the prior art known to ordinary technicians in the field. Utility Model Content

[0005] In order to solve the problem that the plug is easy to fall off from the pipeline port and is time-consuming and laborious to insert, the present application provides a pipeline plug.

[0006] The present application provides a pipe plugging head adopting the following technical solution:

[0007] A pipe plugging head comprises a connecting plate, both sides of the outer surface of the connecting plate are fixedly connected to connecting blocks, the outer surface of the connecting plate is slidably connected to a limiting rod through the connecting blocks, one side of the limiting rod is fixedly connected to the limiting plate, the opposite sides of the two connecting plates are threadedly connected to a second threaded rod, and the second threaded rod extends to the outside of the connecting plate, one side of the second threaded rod is fixedly connected to a second knob, and the opposite sides of the two connecting plates are movably connected to a clamping plate through the second threaded rod and the two limiting rods.

[0008] Preferably, a slide groove is provided on one side opposite to the two connecting plates, and a slider is slidably connected to one side inside the slide groove.

[0009] Preferably, a support plate is fixedly connected to one side opposite to the two connecting plates, and the upper surface of the support plate is lifted and lowered by two fixing plates via the two sliding blocks.

[0010] Preferably, a first threaded rod is threadedly connected at a central position of the lower surface of the support plate, and the first threaded rod extends to the outside of the support plate, and a first knob is fixedly connected to one side of the first threaded rod.

[0011] Preferably, the upper surface of the support plate is lifted and connected to a mounting plate via the first threaded rod and the two fixing plates, and the upper surface of the support plate is lifted and connected to a plug body via the mounting plate.

[0012] In summary, this application includes the following beneficial technical effects:

[0013] 1. By installing two connecting blocks on both sides of the connecting plate, connecting the limiting plate with the limiting rod, connecting the two limiting rods with the clamping plate, and then limiting the moving direction of the clamping plate, connecting the clamping plate with the second threaded rod, so that the second knob is rotated to drive the second threaded rod to rotate, thereby driving the clamping plates on both sides to move toward each other, so that the two clamping plates and the pipeline are clamped and connected, so that the connecting plate and the pipeline are connected; compared with the prior art, it has the effect of increasing the fastening strength between the plug body and the pipeline, preventing the plug from falling off, and preventing the gas in the pipeline from leaking;

[0014] 2. The slider is connected to the fixed plate, and the two fixed plates are connected to the mounting plate, so that the moving range and direction of the mounting plate are limited. The first threaded rod is driven to rotate by rotating the first knob, so that the first threaded rod rotates and drives the mounting plate to rise and fall along the inner wall of the connecting plate, so that the plug body is driven to enter the interior of the pipeline. Compared with the prior art, it is convenient for the staff to push the plug body into the interior of the pipeline, thereby improving the sealing performance of the pipeline orifice plugging. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the pipeline plugging head of the embodiment of the application;

[0016] Figure 2 is a schematic structural diagram of a cross-section of a pipeline plugging head according to an embodiment of the application;

[0017] Figure 3 It is a schematic structural diagram of a side view of a pipeline plugging head according to an embodiment of the application.

[0018] Explanation of the accompanying drawings: 1. connecting plate; 2. first threaded rod; 3. first knob; 4. fixing plate; 5. slide groove; 6. plug body; 7. clamping plate; 8. connecting block; 9. limiting rod; 10. limiting plate; 11. second threaded rod; 12. second knob; 13. support plate; 14. slider; 15. mounting plate. DETAILED DESCRIPTION

[0019] The following is combined with Figure 1-3 This application is described in further detail.

[0020] The present application embodiment discloses a pipeline plugging head. Figure 1 , Figure 2 and Figure 3 A pipe plugging head, both sides of the outer surface of the connecting plate 1 are fixedly connected with connecting blocks 8, the outer surface of the connecting plate 1 is slidably connected to the limiting rod 9 through the connecting block 8, one side of the limiting rod 9 is fixedly connected to the limiting plate 10, the opposite sides of the two connecting plates 1 are threadedly connected with the second threaded rod 11, and the second threaded rod 11 extends to the outside of the connecting plate 1, one side of the second threaded rod 11 is fixedly connected with the second knob 12, and the opposite sides of the two connecting plates 1 are movably connected with the clamping plate 7 through the second threaded rod 11 and the two limiting rods 9;

[0021] By adopting the above technical scheme, two connecting blocks 8 are installed on both sides of the connecting plate 1, so that the limiting rod 9 can slide on both sides of the connecting plate 1 through the connecting blocks 8, and the limiting plate 10 is connected to the limiting rod 9 to limit the movement range of the limiting rod 9, and the two limiting rods 9 are connected to the clamping plate 7 to limit the movement direction of the clamping plate 7, and then the second threaded rod 11 is connected to the clamping plate 7, so that the second threaded rod 11 is driven to rotate by turning the second knob 12, and then the clamping plates 7 on both sides are driven to move toward each other, so that the two clamping plates 7 are clamped and connected to the pipeline, so that the connecting plate 1 is connected to the pipeline, thereby achieving the effect of facilitating the connection with the pipeline.

[0022] Reference Figure 1 , Figure 2 and Figure 3 , a slide groove 5 is provided on one side opposite to the two connecting plates 1, a slider 14 is slidably connected to one side of the inner part of the slide groove 5, a support plate 13 is fixedly connected to one side opposite to the two connecting plates 1, the upper surface of the support plate 13 is lifted and connected to two fixed plates 4 through two sliders 14, a first threaded rod 2 is threadedly connected at the center of the lower surface of the support plate 13, and the first threaded rod 2 extends to the outside of the support plate 13, a first knob 3 is fixedly connected to one side of the first threaded rod 2, a mounting plate 15 is lifted and connected to the upper surface of the support plate 13 through the first threaded rod 2 and the two fixed plates 4, and a plug body 6 is lifted and connected to the upper surface of the support plate 13 through the mounting plate 15;

[0023] By adopting the above technical scheme, the size of the slide groove 5 opened on the inner wall of the connecting plate 1 is adapted to the size of the slider 14, and the slider 14 is connected to the fixing plate 4, and the two fixing plates 4 are connected to the mounting plate 15, so that the movement range and direction of the mounting plate 15 are limited, and the first threaded rod 2 is connected to the mounting plate 15, so that rotating the first knob 3 drives the first threaded rod 2 to rotate, so that the first threaded rod 2 rotates and drives the mounting plate 15 to rise and fall along the inner wall of the connecting plate 1, and is connected to the plug body 6 through the mounting plate 15, thereby driving the plug body 6 to rise and fall, so that it is convenient for the staff to push the plug body 6 into the pipeline. At the same time, since the connection between the first threaded rod 2 and the support plate 13 is self-locking, it can avoid the internal pressure of the pipeline, which will cause the plug body 6 to be opened, thereby ensuring the stability of the blocking state of the plug body 6, and achieving the effect of facilitating the staff to operate the plug body 6.

[0024] The implementation principle of a pipe plugging head according to the embodiment of the present application is as follows: when in use, first, by installing the two connecting blocks 8 on both sides of the connecting plate 1, connecting the limiting plate 10 with the limiting rod 9, connecting the two limiting rods 9 with the clamping plate 7, and then limiting the moving direction of the clamping plate 7, connecting the clamping plate 7 with the second threaded rod 11, so that rotating the second knob 12 drives the second threaded rod 11 to rotate, thereby driving the clamping plates 7 on both sides to move toward each other, so that the two clamping plates 7 are clamped and connected to the pipeline, so that the connecting plate 1 is connected to the pipeline, and then, the inner wall of the connecting plate 1 is opened to open the inner wall of the connecting plate 1. The size of the slide groove 5 is adapted to the size of the slider 14, and is connected to the fixed plate 4 through the slider 14, and is connected to the mounting plate 15 through the two fixed plates 4, so that the movement range and direction of the mounting plate 15 are limited, and is connected to the mounting plate 15 through the first threaded rod 2, so that rotating the first knob 3 drives the first threaded rod 2 to rotate, so that the rotation of the first threaded rod 2 drives the mounting plate 15 to rise and fall along the inner wall of the connecting plate 1, and is connected to the plug body 6 through the mounting plate 15, thereby driving the plug body 6 to rise and fall, making it convenient for the staff to push the plug body 6 into the pipe.

[0025] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0026] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0027] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0028] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A pipe plugging head, comprising a connecting plate (1), characterized in that: Both sides of the outer surface of the connecting plate (1) are fixedly connected with connecting blocks (8), the outer surface of the connecting plate (1) is slidably connected to a limiting rod (9) through the connecting blocks (8), one side of the limiting rod (9) is fixedly connected to a limiting plate (10), the opposite sides of the two connecting plates (1) are threadedly connected with a second threaded rod (11), and the second threaded rod (11) extends to the outside of the connecting plate (1), one side of the second threaded rod (11) is fixedly connected with a second knob (12), and the opposite sides of the two connecting plates (1) are movably connected with a clamping plate (7) through the second threaded rod (11) and the two limiting rods (9).

2. A pipe plugging head according to claim 1, characterized in that: A sliding groove (5) is provided on one side opposite to the two connecting plates (1), and a sliding block (14) is slidably connected to one side inside the sliding groove (5).

3. A pipe plugging head according to claim 2, characterized in that: A support plate (13) is fixedly connected to one side opposite to the two connecting plates (1), and the upper surface of the support plate (13) is lifted and lowered to the two fixing plates (4) via the two sliding blocks (14).

4. A pipe plugging head according to claim 3, characterized in that: A first threaded rod (2) is threadedly connected at the center of the lower surface of the support plate (13), and the first threaded rod (2) extends to the outside of the support plate (13), and a first knob (3) is fixedly connected to one side of the first threaded rod (2).

5. A pipe plugging head according to claim 4, characterized in that: The upper surface of the support plate (13) is connected to a mounting plate (15) in a lifting manner through the first threaded rod (2) and the two fixing plates (4), and the upper surface of the support plate (13) is connected to a plug body (6) in a lifting manner through the mounting plate (15).

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