Punching plug for steel pipe punching

Abstract

According to the technical scheme, the piercing plug is characterized in that the piercing plug comprises a body mechanism, a supporting mechanism is installed in the middle of the upper portion of the body mechanism, and a positioning mechanism is installed on the side of the lower end of the supporting mechanism; the positioning mechanism comprises a supporting rod, a built-in groove is fixedly formed in the lower end of the supporting rod, an auxiliary rod is fixedly installed at the inner end of the built-in groove, and a clamping spring is fixedly installed at the position, located outside the auxiliary rod, in the built-in groove and used for solving the problem that the ejector head body makes unstable contact with a round steel pipe during perforating. By arranging the supporting mechanism, during operation, when the device perforates a steel pipe, an adjusting rod can be adsorbed to the surface of the round steel pipe through a suction cup, and the adjusting rod is elastically and movably connected with a supporting rod through a clamping spring, so that the device can assist in stability during steel pipe perforation; and the connection distance between the steel pipes can be adjusted according to the specifications of the circular steel pipes.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of steel pipe processing, especially a piercing plug for steel pipe piercing. BACKGROUND

[0002] Steel pipe is a kind of hollow cylindrical steel material made of steel material, which can be distinguished by cross section into square, circular and special-shaped steel pipes, and is widely used in the construction industry as well as in the industries of conveying powdery solids and exchanging heat energy.

[0003] A kind of piercing plug for steel pipe piercing is disclosed in Chinese patent publication No. CN205380137U, which is provided with a concentric groove at the outer end of the plug to reduce the surface area of contact between the plug and the steel pipe and release the heat generated during piercing, so that the plug is protected and its service life is extended. However, in actual application, the surface of the circular steel pipe and the bottom end of the plug are both arc-shaped structures, and unstable contact may occur during piercing. Therefore, a piercing plug for steel pipe piercing is proposed. SUMMARY

[0004] To overcome the shortcomings of the prior art, the purpose of the utility model is to provide a piercing plug for steel pipe piercing, which increases the stability of contact between the plug body and the circular steel pipe during piercing by providing a supporting mechanism.

[0005] The above technical purpose of the utility model is achieved by the following technical solutions:

[0006] A piercing plug for steel pipe piercing includes a body mechanism, a supporting mechanism is installed at the middle of the upper part of the body mechanism, and a positioning mechanism is installed at the edge of the lower end of the supporting mechanism.

[0007] The positioning mechanism includes a supporting rod, an internal slot is fixedly arranged at the lower end of the supporting rod, an auxiliary rod is fixedly installed at the inner end of the internal slot, a clamping spring is fixedly installed at the outside of the auxiliary rod inside the internal slot, an adjusting rod is movably installed at the lower end of the clamping spring inside the internal slot, and a suction cup is fixedly installed at the lower end of the adjusting rod. During operation, when the device is used to pierce the steel pipe, the adjusting rod can be adsorbed on the surface of the circular steel pipe through the suction cup, and the adjusting rod is elastically connected with the supporting rod through the clamping spring, so that the device can assist the stability of the circular steel pipe during piercing and can adjust the connection distance of the steel pipe according to the specifications of the circular steel pipe.

[0008] Further, the body mechanism comprises a top head body, a notch is fixedly arranged on the inner part of the upper end of the top head body, a connecting head is fixedly arranged on the middle part of the upper end of the top head body, a positioning block is fixedly installed on the outer end of the connecting head, and the notch is arranged above the outer end of the top head body, so that the contact area of the top head body and the circular steel pipe is reduced when the top head body is not taken out in time after completing the perforation of the steel pipe, the top head body is rapidly cooled, and the service life of the top head body is prolonged.

[0009] Further, the support mechanism comprises a rotating shaft one, a positioning hole is fixedly arranged on the inner part of the side of the rotating shaft one, an assembling ring is fixedly installed on the lower end of the rotating shaft one, an extension rod is fixedly arranged on the outer end of the assembling ring, and a rotating shaft two is fixedly installed on the lower end of the assembling ring, so that the assembling ring is kept in a stable state between the clamping grooves after the assembling ring is connected with the top head body and the equipment, and the assembling ring does not rotate with the rotation of the top head body, thereby facilitating the use of the support positioning mechanism.

[0010] Further, the support rod is fixedly installed on the side of the lower end of the extension rod, the inner part of the upper end of the auxiliary rod and the adjusting rod is movably connected, and the adjusting rod is of a T-shaped structure, so that the height of the adjusting rod is adjusted, the adjusting rod does not separate from the support rod due to the elastic force of the clamping spring, and the auxiliary rod is arranged to limit the activity of the adjusting rod on the support rod, thereby increasing the stability of the adjusting rod.

[0011] Further, the notch is of a ring structure and is equidistantly arranged on the inner part of the upper end of the top head body, and the positioning block is of a ring structure and is arranged on the middle part of the upper end of the top head body and located on the outer side of the connecting head.

[0012] Further, the rotating shaft one is movably installed on the middle part above the top head body, the rotating shaft two and the rotating shaft one are symmetrically arranged on the upper and lower ends of the assembling ring, and the positioning hole and the positioning block are matched.

[0013] Further, the diameter of the assembling ring is greater than that of the connecting head, and the extension rod is equidistantly arranged on the left and right sides of the outer end of the assembling ring.

[0014] Further, the rotating shaft one and the rotating shaft two are of the same structure, the rotating shaft one and the connecting head are movably connected, and the rotating shaft two and the connecting head are movably connected.

[0015] In summary, the body mechanism has the following beneficial effects:

[0016] 1、By setting the support mechanism, in the operation when the device for circular steel pipe perforation, the adjusting rod can be adsorbed on the surface of the circular steel pipe through the suction cup, and the adjusting rod is elastically connected through the snap spring and the support rod, so that the device can assist the stability of the circular steel pipe perforation, and the connecting distance of the circular steel pipe can be adjusted according to the specification of the circular steel pipe;

[0017] 2、The notch is arranged above the outer end of the plug body, when the plug body completes the perforation of the circular steel pipe, the notch can reduce the contact surface of the plug body and the circular steel pipe, assist the plug body to cool quickly, improve the service life of the plug body. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is the overall structure schematic diagram in the embodiment;

[0019] Figure 2 is the sectional structure schematic diagram in the embodiment;

[0020] Figure 3 is the body mechanism three-dimensional structure schematic diagram in the embodiment;

[0021] Figure 4 is the support mechanism three-dimensional structure schematic diagram in the embodiment;

[0022] Figure 5 is the structure schematic diagram of A in the embodiment; Figure 2

[0023] In the figure, 1, the body mechanism; 101, the plug body; 102, the notch; 103, the connecting head; 104, the positioning block; 2, the support mechanism; 201, the rotating shaft one; 202, the positioning hole; 203, the assembly ring; 204, the extension rod; 205, the rotating shaft two; 3, the positioning mechanism; 301, the support rod; 302, the built-in groove; 303, the auxiliary rod; 304, the snap spring; 305, the adjusting rod; 306, the suction cup. DETAILED DESCRIPTION

[0024] The utility model will be further explained in detail in combination with the drawings.

[0025] Same parts are denoted by same reference numerals. It should be noted that the words "front", "back", "left", "right", "up" and "down" used in the following description refer to the directions in the drawings, and the words "bottom surface" and "top surface", "inner" and "outer" refer to the directions towards or away from the geometric center of a particular part.

[0026] Referring to Figures 1-5 ​As shown, it is a kind of perforating piercing plug for steel pipe perforation in the preferred embodiment of the utility model, including body mechanism 1, the middle part of the upper portion of body mechanism 1 is equipped with support mechanism 2, the side of the lower end of support mechanism 2 is equipped with positioning mechanism 3;

[0027] Positioning mechanism 3 includes support rod 301, the inside of the lower end of support rod 301 is fixedly provided with built-in groove 302, the inside end of built-in groove 302 is fixedly installed with auxiliary rod 303, the inside of built-in groove 302 is fixedly installed with snap spring 304 outside auxiliary rod 303, the inside of built-in groove 302 is movably installed with adjusting rod 305 at the lower end of snap spring 304, the lower end of adjusting rod 305 is fixedly installed with suction cup 306, when the device is perforated to the steel pipe, adjusting rod 305 can be adsorbed on the surface of the circular steel pipe through suction cup 306, and adjusting rod 305 is movably connected with elasticity through snap spring 304 and support rod 301, so that the device can assist the stability of the circular steel pipe perforation, and the connection spacing of the circular steel pipe can be adjusted according to the specification of the circular steel pipe.

[0028] Body mechanism 1 includes piercing plug body 101, the inside of the upper portion of the outer end of piercing plug body 101 is fixedly provided with notch 102, the middle part of the upper end of piercing plug body 101 is fixedly provided with connecting head 103, the outer end of piercing plug body 101 is fixedly installed with positioning block 104 at the middle part of the upper end of connecting head 103, notch 102 is arranged on the upper portion of the outer end of piercing plug body 101, when piercing plug body 101 is not taken out in time after completing the perforation to the steel pipe, notch 102 can reduce the contact surface of piercing plug body 101 and the circular steel pipe, assist the rapid heat dissipation of piercing plug body 101, and improve the service life of piercing plug body 101.

[0029] Support mechanism 2 includes rotating shaft one 201, the inside of the side of rotating shaft one 201 is fixedly provided with positioning hole 202, rotating shaft one 201 is fixedly installed with assembly ring 203 at the lower end, the outer end of assembly ring 203 is fixedly provided with extension rod 204, rotating shaft two 205 is fixedly installed with assembly ring 203 at the lower end, by setting rotating shaft one 201 and rotating shaft two 205, the assembly ring 203 between the two clamping grooves keeps stable state after the assembly ring 203 is connected with piercing plug body 101 and equipment, and does not rotate with the rotation of piercing plug body 101, so as to facilitate the use of supporting positioning mechanism 3.

[0030] Support rod 301 is fixedly installed on the side of the lower end of extension rod 204, the inside of the upper end of auxiliary rod 303 and adjusting rod 305 is movably connected, adjusting rod 305 is T-shaped structure, adjusting rod 305 is set to T-shaped structure, so that the height of adjusting rod 305 can be adjusted, and adjusting rod 305 will not be separated from snap spring 304 and support rod 301 due to the elastic force of snap spring 304, and the setting of auxiliary rod 303 can limit the activity of adjusting rod 305 in support rod 301, and increase the stability.

[0031] The notch 102 is annular structure, the notch 102 is equidistantly distributed in the inside of the upper end of the top head body 101, the positioning block 104 is annularly distributed in the middle of the upper end of the top head body 101 and is located on the outside of the connecting head 103, the annular structure of the notch 102 makes the heat dissipation space of the top head body 101 flow, so that the heat dissipation is more rapid.

[0032] The rotating shaft one 201 is movably installed in the middle of the top head body 101, the rotating shaft two 205 and the rotating shaft one 201 are symmetrically distributed on the upper and lower ends of the assembly ring 203, the positioning hole 202 and the positioning block 104 are matched, by matching the positioning hole 202 and the positioning block 104, the convenience of the connection between the whole supporting mechanism 2 and the top head body 101 is increased, and the structure is also convenient for the quick disassembly of the supporting mechanism 2 and the positioning mechanism 3.

[0033] The diameter of the assembly ring 203 is greater than the diameter of the connecting head 103, the extension rods 204 are equidistantly distributed on the left and right sides of the outer end of the assembly ring 203, and the diameter of the assembly ring 203 is greater than the diameter of the connecting head 103, so as to avoid friction between the two to drive the assembly ring 203 to rotate.

[0034] The rotating shaft one 201 and the rotating shaft two 205 are of the same structure, the rotating shaft one 201 and the connecting head 103 are movably connected, the rotating shaft two 205 and the connecting head 103 are movably connected, and the same structure of the rotating shaft one 201 and the rotating shaft two 205 makes the maintenance and replacement of each component of the device extremely convenient.

[0035] Specific implementation process: when using the device, first pass the supporting mechanism 2 from the upper end of the connecting head 103, the structure of the rotating shaft two 205 is the same as that of the rotating shaft one 201, so the components arranged at the lower end of the rotating shaft two 205 are matched with the positioning block 104 at the upper end of the top head body 101 and are clamped in, the assembly ring 203 between the clamping grooves keeps a stable state after the assembly ring 203 is arranged on the top head body 101 and the equipment, and does not rotate with the top head body 101, after installation, the device is connected with the equipment through the connecting head 103, and then the circular steel pipe to be perforated is matched with the lower end of the top head body 101, when the top head body 101 contacts the circular steel pipe, the lower end of the extension rod 204 arranged at the outer end of the assembly ring 203 is installed with the adjusting rod 305, which is synchronized with the contact of the circular steel pipe, at this time, the adjusting rod 305 is movably connected with the supporting rod 301 through the snap spring 304 to form elasticity, so that the adjusting rod 305 adjusts the distance according to the specifications of the top head body 101 at the upper end and the circular steel pipe at the lower end, then the sucker 306 is stably adsorbed on the surface of the circular steel pipe, the structure is arranged to assist the stability of the circular steel pipe during perforation, and the size can be adjusted according to different specifications of the circular steel pipe.

[0036] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A piercing plug for piercing a steel pipe, characterized by: Including the body mechanism (1), the middle part above the body mechanism (1) is provided with a supporting mechanism (2), and the side of the lower end of the supporting mechanism (2) is provided with a positioning mechanism (3); The positioning mechanism (3) comprises a supporting rod (301), an inner built-in groove (302) is fixedly arranged at the lower end of the supporting rod (301), an auxiliary rod (303) is fixedly installed at the inner end of the built-in groove (302), a clamping spring (304) is fixedly installed at the inner part of the built-in groove (302) and outside the auxiliary rod (303), an adjusting rod (305) is movably installed at the inner part of the built-in groove (302) and below the clamping spring (304), and a suction disc (306) is fixedly installed at the lower end of the adjusting rod (305).

2. A piercing plug for piercing a steel tube according to claim 1, characterized in that: The body mechanism (1) comprises a top head body (101), a notch (102) is fixedly arranged at the inner part above the outer end of the top head body (101), a connecting head (103) is fixedly arranged at the middle part of the upper end of the top head body (101), and a positioning block (104) is fixedly installed at the outer end of the connecting head (103) and the middle part of the upper end of the top head body (101).

3. A piercing plug for piercing a steel tube as defined in claim 2, characterized in that: The supporting mechanism (2) comprises a rotating shaft one (201), a positioning hole (202) is fixedly arranged at the inner part of the side of the rotating shaft one (201), an assembly ring (203) is fixedly installed at the lower end of the rotating shaft one (201), an extension rod (204) is fixedly arranged at the outer end of the assembly ring (203), and a rotating shaft two (205) is fixedly installed at the lower end of the assembly ring (203).

4. A piercing plug for piercing a steel tube as defined in claim 1, characterized in that: The supporting rod (301) is fixedly installed at the side of the lower end of the extension rod (204), the inner part of the upper end of the auxiliary rod (303) and the adjusting rod (305) is movably connected, and the adjusting rod (305) is of T-shaped structure.

5. A piercing plug for piercing a steel tube as defined in claim 2, characterized in that: The notch (102) is of annular structure, the notches (102) are equidistantly distributed at the inner part above the outer end of the top head body (101), and the positioning blocks (104) are annularly distributed at the middle part of the upper end of the top head body (101) and outside the connecting head (103).

6. A piercing plug for piercing a steel tube according to claim 3, characterized in that: The rotating shaft one (201) is movably installed at the middle part above the top head body (101), the rotating shaft two (205) and the rotating shaft one (201) are symmetrically distributed at the upper and lower ends of the assembly ring (203), and the positioning hole (202) is matched with the positioning block (104).

7. A piercing plug for piercing a steel tube according to claim 3, characterized in that: The diameter of the assembly ring (203) is greater than the diameter of the connecting head (103), and the extension rod (204) is equidistantly distributed at the left and right sides of the outer end of the assembly ring (203).

8. A piercing plug for piercing a steel tube according to claim 3, characterized in that: The rotating shaft one (201) and the rotating shaft two (205) are of the same structure, the rotating shaft one (201) and the connecting head (103) are movably connected, and the rotating shaft two (205) and the connecting head (103) are movably connected.

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