CN215640040U - Water level monitoring device for fluid damping detection of internal channel of additive manufacturing part - Google Patents
Water level monitoring device for fluid damping detection of internal channel of additive manufacturing part Download PDFInfo
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- CN215640040U CN215640040U CN202121491489.9U CN202121491489U CN215640040U CN 215640040 U CN215640040 U CN 215640040U CN 202121491489 U CN202121491489 U CN 202121491489U CN 215640040 U CN215640040 U CN 215640040U
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- water level
- ranging signal
- monitoring device
- fluid damping
- infrared ranging
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Abstract
The utility model belongs to the technical field of fluid damping detection of an internal channel of an additive manufacturing component, and particularly relates to a water level monitoring device for fluid damping detection of the internal channel of the additive manufacturing component. The water level control device is provided with the floating structure, so that the floating structure can float up and down along with the lifting of the water level, the infrared ranging signal receiver fixed at the upper end of the floating structure is changed along with the height of the floating structure, the infrared ranging signal transmitter and the infrared ranging signal receiver are arranged, the infrared ranging signal transmitter is used for transmitting infrared signals for multiple times in a short time, and the change of the water level in the water tank is recorded according to the different time lengths of the signals received by the infrared ranging signal receiver.
Description
Technical Field
The utility model relates to the technical field of fluid damping detection of an internal channel of an additive manufacturing component, in particular to a water level monitoring device for fluid damping detection of the internal channel of the additive manufacturing component.
Background
Additive manufactured sub-surface cellular structures, including aircraft engine manufacturing components, require knowledge of the fluid damping conditions of the internal structure, such as the cold airflow and duct damping of air-cooled blades. The remaining powder inside that has not been cleaned is also reflected by the obstruction of the air flow. The method for testing and judging the actual conditions of the sub-surface pore-shaped structures by using air with certain pressure is the simplest and easiest method, air with rated pressure is introduced into the sub-surface pore-shaped structures arranged in the sealing device by using the air compressor, the air is introduced into the water tank from the other end of the sealing structure, and the fluid damping is calculated by measuring the water level change in the water tank for a certain time.
The existing water tank for detecting the fluid damping of the internal channel of the material increase manufacturing component is usually a glass water tank, the change of the water level in the water tank is judged by recording the quantity, the speed and the size of bubbles entering the water tank through a high-speed camera shooting mode, the error of measurement in the mode is large, and experimental data are not easy to collect, so that the water level monitoring device for detecting the fluid damping of the internal channel of the material increase manufacturing component is provided.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides a water level monitoring device for detecting the fluid damping of an internal channel of an additive manufacturing part, which solves the problem of large water level measurement error mentioned in the technical background.
The second technical proposal.
The utility model specifically adopts the following technical scheme for realizing the purpose:
the utility model provides a water level monitoring device that vibration material disk part inner channel fluid damping detected usefulness, includes the fixing base, the fixing base is fixed on the water inlet that is used for the water tank of splendid attire measurement water, the upper end of fixing base is equipped with the barrel, the inboard of barrel is equipped with the come-up structure, and its upper end is equipped with rather than lateral wall threaded connection's top cap, the upper end of top cap is equipped with the installation cavity rather than the bottom is linked together, be fixed with infrared ray range finding signal transmitter in the installation cavity, the intermediate position of the structural upper end of come-up is equipped with the infrared ray range finding signal receiver who uses with infrared ray range finding signal transmitter cooperation, the front side of barrel is equipped with transparent observation window.
Furthermore, the lower end of the fixing seat is provided with threads matched with the outer side wall of the water inlet of the water tank, the inner side of the fixing seat is provided with an inner ring connected with the top, and the inner side of the inner ring is provided with first air holes which penetrate through the top end of the fixing seat and are distributed in a circumferential array along the axis of the inner ring.
Further, the come-up structure is fixed with infrared ranging signal receiver's slide including setting up at barrel inboard and upper surface intermediate position, the lower extreme of slide is connected with and runs through the fixing base and extend to its below and rather than sliding connection's slide bar, the lower extreme of slide bar is connected with the kickboard, the kickboard sets up the inboard at the inner ring, the length of slide bar equals with the length of barrel.
Furthermore, guide rods which are distributed in a circumferential array along the axis of the slide rod are fixed between the slide plate and the floating plate, and the guide rods penetrate through the fixed seat and are connected with the fixed seat in a sliding manner.
Further, the both ends of the inside wall of barrel have all been seted up and have been extended to the spout of its upper end, the both ends of slide all are equipped with the lug with spout sliding fit.
Furthermore, the sliding plate is provided with vent holes II which are distributed along the axis of the sliding plate in a circumferential array.
Further, the height inside the installation cavity is greater than the sum of the heights of the infrared ranging signal transmitter and the infrared ranging signal receiver.
(III) advantageous effects
Compared with the prior art, the utility model provides a water level monitoring device for detecting the fluid damping of an internal channel of an additive manufacturing part, which has the following beneficial effects:
according to the utility model, the floating structure is arranged to float up and down along with the lifting of the water level, so that the infrared ranging signal receiver fixed at the upper end of the floating structure is changed in height along with the lifting of the water level, the infrared ranging signal transmitter and the infrared ranging signal receiver are arranged, the infrared ranging signal transmitter is used for transmitting infrared signals for multiple times in a short time, and the change of the water level in the water tank is recorded according to the different time lengths of the signals received by the infrared ranging signal receiver.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the internal perspective structure of the present invention;
FIG. 3 is a schematic side view of the present invention;
FIG. 4 is a cross-sectional view taken along the line A-A of the present invention;
FIG. 5 is a schematic view of a fixing base of the present invention.
In the figure: 1. a fixed seat; 101. an inner ring; 102. a first vent hole; 2. a barrel; 201. a chute; 3. a floating structure; 301. a slide plate; 3011. a second vent hole; 302. a slide bar; 303. a floating plate; 304. a guide bar; 4. a top cover; 401. a mounting cavity; 5. a transparent viewing window; 6. an infrared ranging signal transmitter; 7. an infrared ranging signal receiver; 8. a water tank.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in fig. 1, 3, 4 and 5, a water level monitoring device for fluid damping detection of an internal channel of an additive manufacturing component according to an embodiment of the present invention includes a fixing base 1, the fixing base 1 is fixed on a water inlet of a water tank 8 for containing a measured water body, a cylinder 2 is disposed at an upper end of the fixing base 1, a floating structure 3 is disposed inside the cylinder 2, a top cover 4 is disposed at an upper end of the cylinder 2 and is in threaded connection with an outer side wall of the cylinder, a mounting cavity 401 is disposed at an upper end of the top cover 4 and is communicated with a bottom of the top cover, an infrared ranging signal emitter 6 is fixed inside the mounting cavity 401, an infrared ranging signal receiver 7 used in cooperation with the infrared ranging signal emitter 6 is disposed at a middle position of an upper end of the floating structure 3, a transparent observation window 5 is disposed at a front side of the cylinder 2, and by disposing the infrared ranging signal emitter 6 and the infrared ranging signal receiver 7, the infrared ranging signal emitter 6 and the infrared ranging signal receiver 7 are a set of infrared ranging sensors with the model number of KB874, the infrared ranging signal emitter 6 is used for emitting infrared signals for multiple times in a short time, and the time when the infrared ranging signal receiver 7 receives the signals records the change of the water level in the water tank 8, so that the air flow is measured, the floating structure 3 is arranged, the floating structure floats up and down along with the rise and fall of the water level, and the infrared ranging signal receiver 7 fixed at the upper end of the floating structure 3 is changed in height accordingly.
As shown in fig. 4, in some embodiments, the lower end of the fixing base 1 is provided with a thread matched with the outer side wall of the water inlet of the water tank 8, the inner side of the fixing base is provided with an inner ring 101 connected with the top, the inner side of the inner ring 101 is provided with a first vent hole 102 which runs through the top end of the fixing base 1 and is distributed in a circumferential array along the axis of the fixing base, the fixing base 1 is fixed on the water inlet of the water tank 8 through the thread of the fixing base, so that the fixing base is convenient to detach and replace, the inner ring 101 is arranged, the fixing base is clamped in the water inlet of the water tank 8, the sealing effect is further improved, the first vent hole 102 is arranged, and when the floating structure 3 moves, the air pressure inside the device and the water tank 8 does not influence experimental data.
As shown in fig. 2 and 4, in some embodiments, the floating structure 3 includes a sliding plate 301 disposed inside the cylinder 2 and having an infrared ranging signal receiver 7 fixed at a middle position of an upper surface thereof, a sliding rod 302 extending below the sliding plate 301 through the fixing base 1 and slidably connected thereto is connected to a lower end of the sliding rod 301, a floating plate 303 is connected to a lower end of the sliding rod 302, the floating plate 303 is disposed inside the inner ring 101, a length of the sliding rod 302 is equal to a length of the cylinder 2, and by disposing the floating plate 303 inside the inner ring 101, and the length of the sliding rod 302 is equal to that of the cylinder 2, when the floating plate 303 is pressed against an inner top wall of the fixing base 1, the upper surface of the sliding plate 301 is aligned with the upper end of the cylinder 2, so as to facilitate mounting and dismounting of the infrared ranging signal receiver 7.
As shown in fig. 4, in some embodiments, guide rods 304 distributed in a circumferential array along the axis of the sliding rod 302 are further fixed between the sliding plate 301 and the floating plate 303, the guide rods 304 all penetrate through the fixed base 1 and are slidably connected therewith, and through the arrangement of the guide rods 304, the floating structure 3 does not tilt when moving up and down with the change of the water level in the water tank 8.
As shown in fig. 2 and 4, in some embodiments, the sliding grooves 201 extending to the upper ends of the two ends of the inner side wall of the cylinder 2 are respectively provided, the two ends of the sliding plate 301 are respectively provided with a protruding block in sliding fit with the sliding grooves 201, and the floating structure 3 cannot rotate and always maintains linear motion through the sliding grooves 201 provided in the cylinder 2 and the protruding blocks provided on the sliding plate 301.
As shown in fig. 2, in some embodiments, the sliding plate 301 is provided with two ventilation holes 3011 distributed in a circumferential array along the axis, and the arrangement of the two ventilation holes 3011 controls the air pressure inside the cylinder 2 not to change, thereby avoiding the influence of air pressure change on experimental data.
As shown in fig. 4, in some embodiments, the height inside the installation cavity 401 is greater than the sum of the heights of the infrared ranging signal emitter 6 and the infrared ranging signal receiver 7, and by setting the height inside the installation cavity 401 to be greater than the sum of the heights of the infrared ranging signal emitter 6 and the infrared ranging signal receiver 7, when the slide plate 301 is at the highest position, no collision occurs between the infrared ranging signal emitter 6 and the infrared ranging signal receiver 7, thereby preventing the device from being damaged.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a water level monitoring device that vibration material disk part inner channel fluid damping detected usefulness, includes fixing base (1), its characterized in that: fixing base (1) is fixed on the water inlet that is used for water tank (8) of splendid attire measurement water, the upper end of fixing base (1) is equipped with barrel (2), the inboard of barrel (2) is equipped with come-up structure (3), and its upper end is equipped with rather than lateral wall threaded connection's top cap (4), the upper end of top cap (4) is equipped with installation cavity (401) rather than the bottom is linked together, installation cavity (401) internal fixation has infrared ranging signal transmitter (6), the intermediate position of come-up structure (3) upper end is equipped with infrared ranging signal receiver (7) that uses with infrared ranging signal transmitter (6) cooperation, the front side of barrel (2) is equipped with transparent observation window (5).
2. The water level monitoring device for fluid damping detection of the internal channel of the additive manufactured part according to claim 1, wherein: the water tank is characterized in that threads matched with the outer side wall of a water inlet of the water tank (8) are arranged at the lower end of the fixing seat (1), an inner ring (101) connected with the top is arranged on the inner side of the fixing seat, and first vent holes (102) which penetrate through the top end of the fixing seat (1) and are distributed in a circumferential array mode along the axis of the inner ring (101) are formed in the inner side of the inner ring.
3. The water level monitoring device for fluid damping detection of the internal channel of the additive manufactured part according to claim 2, wherein: the floating structure (3) is including setting up slide (301) that are fixed with infrared ray range finding signal receiver (7) in barrel (2) inboard and upper surface intermediate position, the lower extreme of slide (301) is connected with and runs through fixing base (1) and extend to its below and rather than sliding connection's slide bar (302), the lower extreme of slide bar (302) is connected with kickboard (303), kickboard (303) set up the inboard in inner ring (101), the length of slide bar (302) equals with the length of barrel (2).
4. The water level monitoring device for fluid damping detection of the internal channel of the additive manufactured part according to claim 3, wherein: guide rods (304) distributed in a circumferential array along the axis of the sliding rod (302) are further fixed between the sliding plate (301) and the floating plate (303), and the guide rods (304) penetrate through the fixed seat (1) and are connected with the fixed seat in a sliding mode.
5. The water level monitoring device for fluid damping detection of the internal channel of the additive manufactured part according to claim 3, wherein: the both ends of the inside wall of barrel (2) have all been seted up and have been extended to spout (201) of its upper end, the both ends of slide (301) all are equipped with the lug with spout (201) sliding fit.
6. The water level monitoring device for fluid damping detection of the internal channel of the additive manufactured part according to claim 3, wherein: and the sliding plate (301) is provided with a second vent hole (3011) distributed in a circumferential array along the axis of the sliding plate.
7. The water level monitoring device for fluid damping detection of the internal channel of the additive manufactured part according to claim 1, wherein: the height of the interior of the mounting cavity (401) is larger than the sum of the heights of the infrared ranging signal transmitter (6) and the infrared ranging signal receiver (7).
Priority Applications (1)
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CN202121491489.9U CN215640040U (en) | 2021-07-01 | 2021-07-01 | Water level monitoring device for fluid damping detection of internal channel of additive manufacturing part |
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CN202121491489.9U CN215640040U (en) | 2021-07-01 | 2021-07-01 | Water level monitoring device for fluid damping detection of internal channel of additive manufacturing part |
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CN215640040U true CN215640040U (en) | 2022-01-25 |
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2021
- 2021-07-01 CN CN202121491489.9U patent/CN215640040U/en active Active
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Effective date of registration: 20230714 Address after: Room 3201, Floor 32, Unit 3, Building 3, Block B, Xuefu Classic Zhongtian City, No. 88, Yanxing East Road, Nangang District, Harbin City, Heilongjiang Province, 150000 (residential) Patentee after: Heilongjiang Senhuai Technology Co.,Ltd. Address before: Room 101, classic food industry innovation service complex, Youchegang Town, Xiuzhou District, Jiaxing City, Zhejiang Province Patentee before: Zhejiang Yidong Technology Co.,Ltd. |
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