CN211641623U - Infrared three-way tapping and paying-off instrument - Google Patents
Infrared three-way tapping and paying-off instrument Download PDFInfo
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- CN211641623U CN211641623U CN201921508626.8U CN201921508626U CN211641623U CN 211641623 U CN211641623 U CN 211641623U CN 201921508626 U CN201921508626 U CN 201921508626U CN 211641623 U CN211641623 U CN 211641623U
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- main shaft
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Abstract
The utility model discloses an infrared ray tee bend trompil unwrapping wire appearance, including main shaft, rotatory scale and external light source, rotatable the installing on the main shaft of rotatory scale, the external light source is installed on rotatory scale, and the light irradiation direction of external light source is downward, wherein: the rotary scale is rotatably connected with the main shaft through a rotary bearing, the rotary scale is provided with scale marks and scale values, and the external light source is movably sleeved on the rotary scale. The utility model discloses an infrared ray tee bend trompil unwrapping wire appearance can avoid the problem of traditional compasses and the hard contact of pipe wall when using, can be very simple and convenient light draw required three-dimensional circle.
Description
Technical Field
The utility model relates to a drawing tool especially relates to an infrared ray tee bend trompil unwrapping wire appearance.
Background
When a branch pipe needs to be installed on a pipeline, a three-way opening needs to be formed in advance on the pipeline, then the branch pipe is welded on the three-way opening, when the three-way opening is formed, the contour line of the branch pipe needs to be drawn on the pipeline, at present, some three-dimensional drawing instruments used for drawing a pipeline intersecting line exist, the three-dimensional drawing instruments are used for drawing a three-dimensional circle on the outer wall of the pipeline, however, most of the drawing instruments use the principle of compasses, namely, one foot is used as an axis, and the other foot draws the three-dimensional circle on the wall of the pipeline, and the circle is not drawn on a plane, so that when the rotating foot draws the circle on the wall of the pipeline, the friction force is large, and the foot needs to move up and down while keeping contact with the wall of the pipeline and does.
Therefore, the utility model provides an infrared ray tee bend trompil unwrapping wire appearance, can be convenient draw three-dimensional circle on the pipe wall.
SUMMERY OF THE UTILITY MODEL
In order to realize the purpose of the utility model, the following technical scheme is adopted to realize:
the utility model provides an infrared ray tee bend trompil unwrapping wire appearance, includes main shaft, rotary scale and outer light source, and rotary scale is rotatable installs on the main shaft, and outer light source installs on rotary scale, and outer light source's light irradiation direction is downward, wherein: the rotary scale is rotatably connected with the main shaft through a rotary bearing, the rotary scale is provided with scale marks and scale values, and the external light source is movably sleeved on the rotary scale.
The actinometer, wherein: and a positioning nut is arranged on the external light source, and the external light source can be locked on the rotary scale through the positioning nut.
The actinometer, wherein: the main shaft is a hollow cylindrical body, the upper part of the main shaft is provided with a handle, the internal light source is arranged in the inner cavity of the main shaft and is positioned at the lower part of the main shaft, the battery is arranged in the inner cavity of the main shaft and is positioned at the upper part of the main shaft, the switch is arranged at the upper part of the main shaft, and the switch and the battery are electrically connected with the internal light source through a power supply circuit in the inner.
The actinometer, wherein: the lower part of the main shaft is provided with a fixed base which is composed of two metal sheets, the upper parts of the metal sheets are respectively fixed on two sides of the lower part of the main shaft, and the lower part of the inner wall of each metal sheet is fixed with a magnet.
The actinometer, wherein: a fastening hole is formed in one metal sheet, two fastening holes are formed in the positions of the fastening holes in the two walls of the lower portion of the main shaft respectively, a transverse shaft is installed in the inner cavity of the main shaft, and the two ends of the shaft are installed in the fastening holes in the two side walls of the lower portion of the main shaft.
The actinometer, wherein: the locking nut is further included, and a screw of the locking nut is screwed in from the fastening hole of the metal sheet and then is in threaded connection with the threaded hole of the transverse shaft.
The actinometer, wherein: the position of the inner light source is arranged below the transverse shaft, and light emitted by the inner light source is emitted from a hole at the bottom end of the inner cavity of the main shaft.
The actinometer, wherein: the angle scale is sleeved on a screw rod of the locking nut and arranged between the locking nut and the metal sheet.
The actinometer, wherein: the angle scale is provided with angle lines and angle numerical values.
Drawings
FIG. 1 is a front view of an infrared three-way tapping and setting-out instrument;
FIG. 2 is a side view of an infrared three-way tapping and setting-out instrument;
FIG. 3 is a schematic drawing of an infrared three-way tapping and setting-out instrument for drawing inclined holes.
Detailed Description
The following describes in detail embodiments of the present invention with reference to fig. 1 to 3.
As shown in fig. 1-3, the infrared three-way tapping and setting-out instrument comprises a main shaft 1, a rotary scale 2 and an external light source 3, wherein the rotary scale 2 is rotatably mounted on the main shaft 1, the external light source 3 is mounted on the rotary scale 2, and the light irradiation direction of the external light source 3 is vertically downward.
The main shaft 1 is a hollow cylindrical body, the upper part of the main shaft 1 is provided with a handle 101, an internal light source 109 (which can be an infrared lamp) is arranged in the inner cavity of the main shaft 1 and is positioned at the lower part of the main shaft 1, a battery 103 is arranged in the inner cavity of the main shaft and is positioned at the upper part of the main shaft 1, a switch 102 is arranged at the upper part of the main shaft 1, and the switch 102 and the battery 103 are electrically connected with the internal light source 109 through a power supply circuit; the lower part of the main shaft 1 is provided with a fixed base 110, the fixed base 110 is composed of two metal sheets, the upper parts of the two metal sheets are respectively fixed on two sides of the lower part of the main shaft 1, the lower part of the inner wall of each metal sheet is fixed with (for example, adhered on the inner wall) a magnet 111, one metal sheet is provided with a fastening hole, two sides of the lower wall of the main shaft 1 are respectively provided with a fastening hole at the position of the fastening hole, a transverse shaft 107 is arranged in the inner cavity of the main shaft 1, the transverse shaft 107 is provided with a central threaded hole, two ends of the transverse shaft 107 are inserted into the fastening holes at two sides of the lower wall of the main shaft 1, a screw rod of a locking nut 108 is screwed in threaded connection with the threaded hole of the transverse shaft 107 from the fastening hole of the metal sheet, an angle scale 106 is sleeved on the screw rod. The position of the internal light source 109 is set below the horizontal axis 107 so that light from the internal light source 109 can exit through the hole at the bottom end of the spindle bore. When the locking nut 108 is unscrewed, the spindle 1 can be rotated about the transverse axis 107, the inclination of the spindle 1 can be adjusted according to its angle on the angle scale 106 (as shown in fig. 3), and the inclination of the spindle 1 can be fixed by tightening the locking nut 108.
When the pipeline 4 needs to be provided with the branch pipe opening tee, the infrared tee opening pay-off instrument is placed at the opening above the pipeline 4, the handle 101 is stabilized, the external light source 3 is adjusted to the radius size of the branch pipe pipeline, then the positioning nut 32 is screwed, the tightness of the main shaft 1 and the locking nut 108 is adjusted, and the included angle between the main shaft 1 and the pipeline 4 is adjusted to the included angle between the branch pipe and the pipeline. Then, the power switch 102 of the internal light source 109 is turned on, at this time, a light spot is formed on the pipe wall of the pipeline 4, the light spot is irradiated by red light emitted by the infrared internal light source and emitted by the infrared internal light source, the point is the intersection point of the axis of the branch pipe and the pipe wall of the main pipe 4, the fixed base 110 of the main shaft 1 is moved to the position, the main shaft 1 can be positioned on the pipe wall through the suction force of the magnet 111, then the power switch 31 of the external light source 3 is turned on, at this time, the red light emitted by the infrared external light source 3 appears on the pipe wall, the scale 2 is rotated by lightly dialing, the light emitted by the light source forms a red light track on the pipe wall, an operator can trace a track or a point on the pipe wall by using.
The utility model discloses an infrared ray tee bend trompil unwrapping wire appearance can avoid the problem of traditional compasses and the hard contact of pipe wall when using, can be very simple and convenient light draw required three-dimensional circle.
Claims (9)
1. The utility model provides an infrared ray tee bend trompil unwrapping wire appearance, includes main shaft, rotatory scale and outer light source, and the rotatable installation of rotatory scale is on the main shaft, and outer light source installs on rotatory scale, and the light irradiation direction of outer light source is downward, its characterized in that: the rotary scale is rotatably connected with the main shaft through a rotary bearing, the rotary scale is provided with scale marks and scale values, and the external light source is movably sleeved on the rotary scale.
2. The actinometer of claim 1, wherein: and a positioning nut is arranged on the external light source, and the external light source can be locked on the rotary scale through the positioning nut.
3. The actinometer of claim 1, wherein: the main shaft is a hollow cylindrical body, the upper part of the main shaft is provided with a handle, the internal light source is arranged in the inner cavity of the main shaft and is positioned at the lower part of the main shaft, the battery is arranged in the inner cavity of the main shaft and is positioned at the upper part of the main shaft, the switch is arranged at the upper part of the main shaft, and the switch and the battery are electrically connected with the internal light source through a power supply circuit in the inner.
4. The actinometer of claim 3, wherein: the lower part of the main shaft is provided with a fixed base which is composed of two metal sheets, the upper parts of the metal sheets are respectively fixed on two sides of the lower part of the main shaft, and the lower part of the inner wall of each metal sheet is fixed with a magnet.
5. The actinometer of claim 4, wherein: a fastening hole is formed in one metal sheet, two fastening holes are formed in the positions of the fastening holes in the two walls of the lower portion of the main shaft respectively, a transverse shaft is installed in the inner cavity of the main shaft, and the two ends of the shaft are installed in the fastening holes in the two side walls of the lower portion of the main shaft.
6. The actinometer of claim 5, wherein: the locking nut is further included, and a screw of the locking nut is screwed in from the fastening hole of the metal sheet and then is in threaded connection with the threaded hole of the transverse shaft.
7. The actinometer of claim 5, wherein: the position of the inner light source is arranged below the transverse shaft, and light emitted by the inner light source is emitted from a hole at the bottom end of the inner cavity of the main shaft.
8. The actinometer of claim 7, wherein: the angle scale is sleeved on a screw rod of the locking nut and arranged between the locking nut and the metal sheet.
9. The actinometer of claim 8, wherein: the angle scale is provided with angle lines and angle numerical values.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921508626.8U CN211641623U (en) | 2019-09-09 | 2019-09-09 | Infrared three-way tapping and paying-off instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921508626.8U CN211641623U (en) | 2019-09-09 | 2019-09-09 | Infrared three-way tapping and paying-off instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211641623U true CN211641623U (en) | 2020-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921508626.8U Active CN211641623U (en) | 2019-09-09 | 2019-09-09 | Infrared three-way tapping and paying-off instrument |
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| CN (1) | CN211641623U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114165641A (en) * | 2021-12-06 | 2022-03-11 | 中国一冶集团有限公司 | Coke oven basement heating gas pipeline intersecting and centering device |
-
2019
- 2019-09-09 CN CN201921508626.8U patent/CN211641623U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114165641A (en) * | 2021-12-06 | 2022-03-11 | 中国一冶集团有限公司 | Coke oven basement heating gas pipeline intersecting and centering device |
| CN114165641B (en) * | 2021-12-06 | 2023-10-27 | 中国一冶集团有限公司 | Centering device for coke oven basement heating gas pipeline |
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