Pipe orifice polishing device for spraying and winding directly-buried thermal insulation pipe

Abstract

The utility model discloses a spraying winding directly-buried type heat preservation pipe orifice polishing device which comprises a supporting frame, the supporting frame is used for supporting and positioning a spraying winding directly-buried type heat preservation pipe, an adjusting polishing mechanism is arranged at one end of the top of the supporting frame, and a polishing protection mechanism is fixedly arranged at the top end of the adjusting polishing mechanism. The adjusting polishing mechanism comprises a positioning frame, and positioning gears are rotationally arranged at the two ends of the inner wall of the positioning frame. The output ends of the first motors fixed to the two sides of the positioning frame drive the two positioning gears to rotate correspondingly, so that the positioning base drives the first polishing shafts rotationally connected with the inner wall to move, the angles of the two first polishing shafts are conveniently adjusted, the inner wall and the outer wall of the pipe opening of the directly-buried type heat preservation pipe are polished, sprayed and wound correspondingly, and the polishing efficiency is improved. And multi-angle polishing is facilitated, the hidden danger that burrs appear on the polished surface is avoided, and the practicability of the spraying and winding directly-buried type heat preservation pipe opening polishing device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of spray-coated, winding, directly buried thermal insulation pipes, in particular to a polishing device for a spray-coated, winding, directly buried thermal insulation pipe mouth. Background Art

[0002] The spray-wrapped direct-buried insulated pipe consists of a working steel pipe (core pipe), a spray-coated polyurethane insulation layer, and an extruded polyethylene outer sheath. The thickness of the insulation layer and the outer sheath can be adjusted arbitrarily within a certain range during production to meet the needs of different projects.

[0003] In response to this, Chinese patent No. CN216706966U proposes a spray-wrapped directly buried insulated pipe orifice polishing device, which can polish the inner and outer walls of the cut insulated pipe orifice. At the same time, it can adapt to insulated pipes of different diameters by adjusting the distance between the rotating rollers. However, in the above patent, when the spray-wrapped directly buried insulated pipe orifice polishing device is polishing the pipe orifice, the polishing angle of the polishing shaft is difficult to adjust, making it difficult to perform multi-directional polishing of the polished surface of the pipe orifice. After polishing, there are still burrs on the side of the polished surface that are difficult to remove, which reduces the working efficiency of the spray-wrapped directly buried insulated pipe orifice polishing device. Therefore, a spray-wrapped directly buried insulated pipe orifice polishing device is needed. Utility Model Content

[0004] In order to solve the above problems, the purpose of the present invention is to provide a spray-wrapped, directly buried thermal insulation pipe orifice polishing device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model proposes a polishing device for the nozzle of a spray-wrapped directly buried insulated pipe, comprising a support frame, the support frame being used to support and position the spray-wrapped directly buried insulated pipe, an adjustment polishing mechanism being provided at one end of the top of the support frame, and a polishing protection mechanism being fixed at the top of the adjustment polishing mechanism;

[0006] The adjusting and polishing mechanism includes a positioning frame, positioning gears are rotatably provided at both ends of the inner wall of the positioning frame, one end of the outer wall of the two positioning gears is meshed with a positioning rack, one side of the two positioning racks is provided with a positioning groove, one side of the two positioning racks is slidably connected to one side of the inner wall of the positioning frame through the positioning groove, one end of the two positioning racks is fixed with a positioning seat, and the middle position of the two positioning seats is rotatably provided with a first polishing shaft;

[0007] A first motor is fixedly provided at both ends of the positioning frame, and the output ends of the two first motors are fixedly connected to one side of the two positioning gears respectively. A second motor is fixedly provided at one end of the two positioning seats, and the output ends of the two second motors are fixedly connected to one end of the two first polishing shafts respectively.

[0008] In one example, the polishing protection mechanism includes a fixed frame and a movable frame, positioning rods are inserted at both ends of the fixed frame, springs are inserted at one end of the outer walls of the two positioning rods, one end of the two positioning rods are fixedly connected to the two ends of one side of the movable frame respectively, and the other ends of the two positioning rods are fixedly provided with limit blocks, and a second polishing axis is rotatably provided at the middle position of the movable frame.

[0009] In one example, a third motor is fixedly provided on one side of the movable frame, and an output end of the third motor is fixedly connected to one end of the second polishing shaft.

[0010] In one example, the bottom end of the fixing frame is fixedly connected to one end of the top of the positioning frame.

[0011] In one example, an adjusting mechanical arm is fixedly provided at one end of the top of the support frame, and the top end of the adjusting mechanical arm is fixedly connected to the bottom end of the positioning frame.

[0012] In one example, support driving wheels are fixedly provided at both ends of the top of the support frame, and support seats are fixedly provided at both ends of the bottom of the support frame.

[0013] In one example, a switch panel is fixedly provided on one side of the support frame, and the first motor, the second motor and the third motor are electrically connected to an external power supply through the switch panel.

[0014] The spray-wrapped, directly buried thermal insulation pipe orifice polishing device proposed by the utility model can bring the following beneficial effects:

[0015] 1. This spray-wrapped, directly buried thermal insulation pipe orifice polishing device drives two positioning gears to rotate through the output ends of the first motor fixed on both sides of the positioning frame, so that the positioning seat drives the first polishing shaft connected to the inner wall to rotate and displace, which is convenient for adjusting the angles of the two first polishing shafts to polish the inner and outer walls of the spray-wrapped, directly buried thermal insulation pipe orifice respectively, and is convenient for multi-angle polishing, avoiding the hidden danger of burrs on the polished surface, and increasing the practicality of the spray-wrapped, directly buried thermal insulation pipe orifice polishing device.

[0016] 2. This spray-wrapped directly buried insulated pipe orifice polishing device is connected to the fixed frame through an interlaced positioning rod fixed on one side of the movable frame. Through the elastic deformation of the spring inserted in the outer wall of the positioning rod and the positioning of the limit block, the second polishing axis is stably protected to perform polishing on one side of the spray-wrapped directly buried insulated pipe orifice, avoiding the hidden danger of incomplete polishing and protecting the stability of the spray-wrapped directly buried insulated pipe orifice in the event of excessive contact. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the drawings:

[0018] Figure 1 This is a schematic diagram of the structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the adjusting polishing mechanism of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the polishing protection mechanism of the utility model;

[0021] Figure 4 This is a schematic diagram of the support frame structure of the utility model.

[0022] In the figure: 1. Support frame; 2. Positioning frame; 3. Positioning gear; 4. First motor; 5. Positioning seat; 6. First polishing shaft; 7. Second motor; 8. Positioning rack; 9. Positioning slot; 10. Fixed frame; 11. Positioning rod; 12. Spring; 13. Limit block; 14. Moving frame; 15. Second polishing shaft; 16. Third motor; 17. Adjusting robotic arm; 18. Support driving wheel; 19. Support seat. DETAILED DESCRIPTION

[0023] In order to more clearly illustrate the overall concept of the present invention, a detailed description is given below in combination with the accompanying drawings by way of examples.

[0024] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "axial", "radial", "circumferential", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply 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 on the present invention.

[0025] The following are examples. The present invention provides Figure 1-4 The device for polishing the nozzle of a spray-wrapped, directly buried insulated pipe shown in the figure comprises a support frame 1, which is used to support and position the spray-wrapped, directly buried insulated pipe. An adjustment polishing mechanism is provided at one end of the top of the support frame 1, and a polishing protection mechanism is fixed to the top of the adjustment polishing mechanism.

[0026] The adjustment and polishing mechanism includes a positioning frame 2, positioning gears 3 are rotatably provided at both ends of the inner wall of the positioning frame 2, one end of the outer wall of the two positioning gears 3 is meshed with a positioning rack 8, one side of the two positioning racks 8 is provided with a positioning groove 9, one side of the two positioning racks 8 is slidably connected to one side of the inner wall of the positioning frame 2 through the positioning groove 9, one end of the two positioning racks 8 is fixed with a positioning seat 5, and the middle position of the two positioning seats 5 is rotatably provided with a first polishing shaft 6, the rotation of the two positioning gears 3 does not affect each other, and the two positioning gears 3 rotate in different directions and at the same angle;

[0027] A first motor 4 is fixedly provided at both ends of the positioning frame 2, and the output ends of the two first motors 4 are fixedly connected to one side of the two positioning gears 3 respectively. A second motor 7 is fixedly provided at one end of the two positioning seats 5, and the output ends of the two second motors 7 are fixedly connected to one end of the two first polishing shafts 6 respectively.

[0028] Furthermore, the polishing protection mechanism includes a fixed frame 10 and a movable frame 14, and positioning rods 11 are inserted at both ends of the fixed frame 10, and springs 12 are inserted at one end of the outer wall of the two positioning rods 11. One end of the two positioning rods 11 is fixedly connected to the two ends of one side of the movable frame 14 respectively, and the other end of the two positioning rods 11 is fixed with a limit block 13. A second polishing shaft 15 is rotatably provided at the middle position of the movable frame 14, and the second polishing shaft 15 polishes the vertical surface of the pipe mouth of the spray-wrapped direct-buried insulation pipe.

[0029] A third motor 16 is fixedly provided on one side of the movable frame 14 , and an output end of the third motor 16 is fixedly connected to one end of the second polishing shaft 15 .

[0030] The bottom end of the fixing frame 10 is fixedly connected to one end of the top of the positioning frame 2 .

[0031] Furthermore, an adjusting mechanical arm 17 is fixedly provided at one end of the top of the support frame 1 , and the top end of the adjusting mechanical arm 17 is fixedly connected to the bottom end of the positioning frame 2 .

[0032] Furthermore, support driving wheels 18 are fixedly provided at both ends of the top of the support frame 1 , and support seats 19 are fixedly provided at both ends of the bottom of the support frame 1 .

[0033] Furthermore, a switch panel is fixedly provided on one side of the support frame 1, and the first motor 4, the second motor 7 and the third motor 16 are all electrically connected to the external power supply through the switch panel.

[0034] Working principle: When it is necessary to use the spray-wrapped directly buried thermal insulation pipe orifice polishing device, the spray-wrapped directly buried thermal insulation pipe is stably rotated and positioned at the top of the support frame 1 by rotating the support driving wheel 18 at the top of the support frame 1, and the adjustment mechanical arm 17 drives the positioning frame 2 to move to the spray-wrapped directly buried thermal insulation pipe orifice, so that the movable frame 14 drives the outer wall of the second polishing shaft 15 to contact one side of the spray-wrapped directly buried thermal insulation pipe orifice, and is connected with the fixed frame 10 through the positioning rod 11 fixed on one side of the movable frame 14, and the elastic deformation of the spring 12 inserted in the outer wall of the positioning rod 11 and the positioning of the limit block 13 make the second polishing shaft 15 stably protected in the spray-wrapped directly buried thermal insulation pipe orifice. One side of the buried insulated pipe mouth is polished, and the output ends of the first motor 4 fixed on both sides of the positioning frame 2 respectively drive the two positioning gears 3 to rotate, so that the tooth surfaces of the two positioning gears 3 are respectively engaged with the tooth surfaces of the two positioning racks 8, so that the two positioning racks 8 respectively drive the positioning seat 5 to rotate through the positioning groove 9, so that the positioning seat 5 drives the first polishing shaft 6 connected to the inner wall rotation to displace, so that the two first polishing shafts 6 can adjust the angle and polish the inner and outer walls of the spray-wound directly buried insulated pipe mouth respectively, and facilitate multi-angle polishing to avoid the hidden danger of burrs on the polished surface, thereby increasing the practicality of the spray-wound directly buried insulated pipe mouth polishing device.

[0035] The various embodiments in this specification are described in a progressive manner. Similar parts between the various embodiments can be referred to in conjunction with each other. Each embodiment focuses on the differences between the other embodiments. In particular, the system embodiments are generally similar to the method embodiments, so the description is relatively simple. For relevant parts, refer to the description of the method embodiments.

[0036] The above description is merely an embodiment of the present invention and is not intended to limit the present invention. Those skilled in the art will readily appreciate that various modifications and variations of the present invention are possible. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of the present invention are intended to be within the scope of the claims of the present invention.

Claims

1. A spray-wrapped, directly buried thermal insulation pipe orifice polishing device, comprising: A support frame (1), the support frame (1) is used for supporting and positioning a spray-wrapped, directly buried thermal insulation pipe, one end of the top of the support frame (1) is provided with an adjustment polishing mechanism, and a polishing protection mechanism is fixedly provided at the top of the adjustment polishing mechanism; The feature is that the adjusting polishing mechanism comprises a positioning frame (2), positioning gears (3) are rotatably provided at both ends of the inner wall of the positioning frame (2), one end of the outer wall of the two positioning gears (3) is meshed with a positioning rack (8), one side of the two positioning racks (8) is provided with a positioning groove (9), one side of the two positioning racks (8) is slidably connected to one side of the inner wall of the positioning frame (2) through the positioning groove (9), one end of the two positioning racks (8) is fixed with a positioning seat (5), and the middle position of the two positioning seats (5) is rotatably provided with a first polishing shaft (6); A first motor (4) is fixedly provided at both ends of the positioning frame (2), and the output ends of the two first motors (4) are respectively fixedly connected to one side of the two positioning gears (3); a second motor (7) is fixedly provided at one end of the two positioning seats (5), and the output ends of the two second motors (7) are respectively fixedly connected to one end of the two first polishing shafts (6).

2. A spray-wrapped, directly buried thermal insulation pipe orifice polishing device according to claim 1, characterized in that: The polishing protection mechanism comprises a fixed frame (10) and a movable frame (14); positioning rods (11) are inserted at both ends of the fixed frame (10); springs (12) are inserted at one end of the outer walls of the two positioning rods (11); one end of the two positioning rods (11) is fixedly connected to two ends of one side of the movable frame (14), and the other ends of the two positioning rods (11) are fixedly provided with limit blocks (13); and a second polishing shaft (15) is rotatably provided at the middle position of the movable frame (14).

3. The spray-wrapped direct-buried thermal insulation pipe orifice polishing device according to claim 2 is characterized in that: A third motor (16) is fixedly provided on one side of the moving frame (14), and an output end of the third motor (16) is fixedly connected to one end of the second polishing shaft (15).

4. The spray-wrapped, directly buried thermal insulation pipe orifice polishing device according to claim 2 is characterized in that: The bottom end of the fixing frame (10) is fixedly connected to one end of the top of the positioning frame (2).

5. The spray-wrapped, directly buried thermal insulation pipe orifice polishing device according to claim 1 is characterized by: An adjusting mechanical arm (17) is fixedly provided at one end of the top of the supporting frame (1), and the top end of the adjusting mechanical arm (17) is fixedly connected to the bottom end of the positioning frame (2).

6. The spray-wrapped, directly buried thermal insulation pipe orifice polishing device according to claim 1 is characterized by: Support driving wheels (18) are fixedly provided at both ends of the top of the support frame (1), and support seats (19) are fixedly provided at both ends of the bottom of the support frame (1).

7. The spray-wrapped, directly buried thermal insulation pipe orifice polishing device according to claim 3 is characterized by: A switch panel is fixedly provided on one side of the support frame (1), and the first motor (4), the second motor (7) and the third motor (16) are all electrically connected to an external power source through the switch panel.

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