Sensor filling and sealing device for magnetic suspension flywheel

Abstract

The utility model provides a sensor filling and sealing device for a magnetic suspension flywheel, and belongs to the technical field of flywheel energy storage. The bottom plate is arranged at one end of the silicone tube, the plurality of filling and sealing blocks are all arranged in the silicone tube, a filling opening is formed in one side, close to the silicone tube, of at least one filling and sealing block, and a plugging block is arranged in the filling opening in a matched mode; the epoxy resin enters the cavity defined by the sensor upper cover plate, the sensor lower cover plate, the sensor frame and the pipe body to seal the sensor probe, the sensor probe is fixed to the unique position through the epoxy resin, the position precision of the sensor probe is higher, the detection precision is obviously improved, the service life of the sensor probe is prolonged, and the cost is reduced. And the influence of external electromagnetic signals on the sensor probe is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to flywheel energy storage device technical field, concretely relates to a sensor potting device for magnetic suspension flywheel. BACKGROUND

[0002] In the magnetic suspension flywheel energy storage device, the flywheel is arranged by magnetic force suspension, in order to ensure that the flywheel rotates fast in the process of suspension, multiple sensor probes need to provide the position of the flywheel, and the flywheel is adjusted according to the position and state of the flywheel to ensure the steady state of the flywheel.The existing sensor detection probe is wound by small wire diameter enameled coil, and the coil strength is low and prone to wire breakage problem, and voltage signal detection will occur in the operation process, and good insulation effect needs to be maintained between the coils to meet the sensor signal detection, and a certain amount of heat will be generated in the operation process of the sensor, and the heat needs to be dissipated by the medium with good thermal conductivity, which requires potting an epoxy resin material in the inner ring of the sensor, which can not only improve the service life of the sensor but also reduce the sensor interference.

[0003] Therefore, it is urgent to improve the service life and reduce the sensor interference. UTILITY MODEL CONTENT

[0004] Therefore, the utility model discloses a kind of sensor potting devices for magnetic suspension flywheel, including silica gel pipe, bottom plate and several potting blocks, the bottom plate is arranged at one end of silica gel pipe, several potting blocks are all arranged in silica gel pipe, at least one potting block is close to the side of silica gel pipe and is provided with filling port, and sealing block is cooperatively arranged in filling port.

[0005] The technical scheme of the utility model is as follows: a sensor potting device for magnetic suspension flywheel, including silica gel pipe, bottom plate and several potting blocks, the bottom plate is arranged at one end of silica gel pipe, several potting blocks are all arranged in silica gel pipe, at least one potting block is close to the side of silica gel pipe and is provided with filling port, and sealing block is cooperatively arranged in filling port.

[0006] On the basis of the above technical scheme, preferably, the potting block is fan-shaped, and the sum of the central angles of the plurality of fan-shaped potting blocks is °.

[0007] On the basis of the above technical scheme, preferably, a first guide groove is arranged on the potting block, a plurality of second guide grooves are arranged on the bottom plate, and a sliding positioning block is arranged in the first guide groove and the second guide groove.

[0008] On the basis of the above technical scheme, preferably, the first guide groove and the second guide groove matched therewith are arranged in parallel, and the length of the first guide groove and the second guide groove is greater than the length of the positioning block.

[0009] On the basis of the above technical scheme, preferably, the filling cover plate is arranged at the end of the silica gel pipe away from the bottom plate, and the filling cover plate is fixedly connected with the bottom plate.

[0010] Preferably, the filling cover plate is provided with a cone body, the diameter of the cone body gradually decreases away from the filling cover plate, and the filling block is provided with a taper surface away from one end of the silica gel tube.

[0011] Preferably, the cone body is provided with a positioning column away from one end of the filling cover plate, and the bottom plate is provided with a positioning hole, and the positioning column is arranged in the positioning hole.

[0012] Preferably, the axis of the positioning hole passes through the center of the bottom plate.

[0013] Preferably, the filling block is provided with a butt joint block on the edge, and the butt joint blocks are arranged in cooperation.

[0014] Preferably, the filling cover plate is fixedly provided with a handle away from the cone body.

[0015] The sensor filling device for the magnetic suspension flywheel has the following beneficial effects compared with the prior art:

[0016] (1) The epoxy resin enters the cavity surrounded by the sensor upper cover plate, the sensor lower cover plate, the sensor frame and the pipe body to seal the sensor probe, the sensor probe is fixed in a unique position by the epoxy resin, the position accuracy of the sensor probe is higher, the detection accuracy is obviously improved, and the service life of the sensor probe is improved, and the influence of external electromagnetic signals on the sensor probe is avoided.

[0017] (2) The filling blocks are arranged around the pipe body to support the pipe body, and the epoxy resin is filled into the cavity surrounded by the sensor upper cover plate, the sensor lower cover plate, the sensor frame and the pipe body.

[0018] (3) The filling block can move along the direction of the first guide groove, and the pipe body can be squeezed in the moving process, and the gap between the pipe body and the sensor upper cover plate and the sensor lower cover plate is sealed when the epoxy resin is filled into the cavity surrounded by the sensor upper cover plate, the sensor lower cover plate, the sensor frame and the pipe body, so that the epoxy resin is prevented from overflowing. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the embodiment or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the present application, and those skilled in the art can obtain other drawings according to these drawings without creating creative labor.

[0020] Figure 1This is a perspective view of a sensor potting device for a magnetic levitation flywheel according to the present invention;

[0021] Figure 2 This is a schematic diagram of the structure of a sensor potting device for a magnetic levitation flywheel according to the present invention;

[0022] Figure 3 This is a perspective view of the filling cap of this utility model;

[0023] Figure 4 This is a perspective view of the sensor device of this utility model;

[0024] Figure 5 This is a perspective view of the sensor device of this utility model combined with the magnetic levitation flywheel sensor potting device. Detailed Implementation

[0025] The technical solutions of this utility model will be clearly and completely described below with reference to the embodiments of this utility model. Obviously, the described embodiments are only a part of the embodiments of this utility model, and not all of them. Based on the embodiments of this utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of this utility model.

[0026] like Figures 1-5 As shown, a sensor potting device for a magnetic levitation flywheel includes a tube body 1, a base plate 2, and several potting blocks 3. The base plate 2 is disposed at one end of the tube body 1, and the several potting blocks 3 are disposed inside the tube body 1. One of the potting blocks 3 has a filling port 31 on the side near the tube body 1, and a sealing block 32 is disposed inside the filling port 31. The sensor device 6 includes a sensor upper cover plate 61, a sensor lower cover plate 62, a sensor frame 63, and a sensor probe 64. The sensor frame 63 is annular, and the sensor upper cover plate 61 and the sensor lower cover plate 62 are both disposed within the inner ring of the sensor frame 63. The sensor probe 64 is located between the sensor upper cover plate 61 and the sensor lower cover plate 62 and is disposed on the sensor frame 63. The upper cover plate 61 and the lower cover plate 62 of the sensor are arranged around the tube body 1. The sealing block 32 on the filling port 31 is removed from the filling port 31, and the tube body 1 is pushed to one side of the filling port 31. A gel that can shield electromagnetic signals is poured in between the tube body 1 and the upper cover plate 61 of the sensor. In this embodiment, epoxy resin is used. At this time, the epoxy resin enters the cavity formed by the upper cover plate 61, the lower cover plate 62, the sensor frame 63 and the tube body 1, and seals the sensor probe 64. The sensor probe 64 is fixed in a unique position by the epoxy resin. The positional accuracy of the sensor probe 64 is higher, and the detection accuracy is significantly improved. Secondly, the service life of the sensor probe 64 is improved, and the influence of external electromagnetic signals on the sensor probe 64 is avoided.

[0027] The potting block 3 is a fan shape, and the sum of the central angles of the plurality of fan-shaped potting blocks 3 is 360°. The plurality of potting blocks 3 are arranged around a circle, and the pipe body 1 is supported to facilitate the pouring of epoxy resin into the cavity formed by the sensor upper cover plate 61, the sensor lower cover plate 62, the sensor frame 63, and the pipe body 1.

[0028] The potting block 3 is provided with a first guide groove 33, and the bottom plate 2 is provided with a plurality of second guide grooves 21. The first guide groove 33 and the second guide groove 21 are provided with a sliding positioning block 4. At this time, the potting block 3 can move along the direction of the first guide groove 33, and during the movement process, it can extrude the pipe body 1, and when the epoxy resin is poured into the cavity formed by the sensor upper cover plate 61, the sensor lower cover plate 62, the sensor frame 63, and the pipe body 1, it can seal the gap between the pipe body 1 and the sensor upper cover plate 61 and the sensor lower cover plate 62, preventing the epoxy resin from overflowing.

[0029] The first guide groove 33 and the second guide groove 21 that cooperates with it are arranged in parallel, and the length of the first guide groove 33 and the second guide groove 21 is greater than the length of the positioning block 4. The positioning block 4 is fixedly arranged in the second guide groove 21, and the first guide groove 33 passes through the potting block 3. When the positioning block 4 is fixed, the potting block 3 moves back and forth along the first guide groove 33.

[0030] It also includes a pouring cover plate 5, which is arranged at the end of the pipe body 1 away from the bottom plate 2, and the pouring cover plate 5 is fixedly connected with the bottom plate 2. The pouring cover plate 5 is fixedly arranged on the bottom plate 2 by bolts, and at this time, the pouring cover plate 5 fixes the plurality of potting blocks 3, preventing them from detaching from the bottom plate 2.

[0031] The pouring cover plate 5 is provided with a vertebral body 51, and the diameter of the vertebral body 51 gradually decreases away from the pouring cover plate 5. The end of the plurality of potting blocks 3 away from the pipe body 1 is provided with a conical surface 34, and the vertebral body 51 is arranged in cooperation with the conical surface 34. The vertebral body 51 is pressed down, and the potting block 3 moves towards the pipe body 1 by the cooperation of the vertebral body 51 and the conical surface 34.

[0032] The end of the vertebral body 51 away from the pouring cover plate 5 is provided with a positioning column 52, and the bottom plate 2 is provided with a positioning hole 22, and the positioning column 52 is arranged in the positioning hole 22. The positioning column 52 is used to fix the position of the vertebral body 51, preventing it from deviating and causing the vertebral body 51 to unevenly extrude the potting block 3.

[0033] The axis of the positioning hole 22 passes through the center of the bottom plate 2. The axis of the positioning hole 22 passing through the center of the bottom plate 2 makes the vertebral body 51 in the center position of the bottom plate 2.

[0034] The edge of the pouring block 3 is provided with a butt block 35, and the butt blocks 35 of adjacent pouring blocks 3 are matched and arranged. The butt block 35 is used for matching of adjacent pouring blocks 3, and there is a mounting groove between the butt blocks 35, and a bolt of the pouring cover plate 5 is fixed on the bottom plate 2 through the mounting groove.

[0035] The pouring cover plate 5 is fixedly provided with a handle 53 away from the body 51, and the handle 53 facilitates the pouring cover plate 5 to be pressed down or taken off.

[0036] The above only describes the preferred embodiments of the present application, and is not used to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A sensor potting device for a magnetic bearing flywheel, characterized by: It includes a pipe body (1), a bottom plate (2) and several pouring blocks (3), the bottom plate (2) is arranged at one end of the pipe body (1), and the several pouring blocks (3) are arranged in the pipe body (1), at least one pouring block (3) is provided with a pouring port (31) near one side of the pipe body (1), and the pouring port (31) is provided with a plugging block (32) matched therein.

2. A sensor potting apparatus for a magnetic bearing flywheel as defined in claim 1, wherein: The pouring block (3) is a fan shape, and the sum of the central angles of the several fan-shaped pouring blocks (3) is 360°.

3. A sensor potting apparatus for a magnetic bearing flywheel as defined in claim 1, wherein: The pouring block (3) is provided with a first guide groove (33), the bottom plate (2) is provided with a plurality of second guide grooves (21), and the first guide groove (33) and the second guide groove (21) are provided with a sliding positioning block (4) therein.

4. A sensor potting apparatus for a magnetic bearing flywheel as defined in claim 3, wherein: The first guide groove (33) and the second guide groove (21) matched therewith are arranged in parallel, and the length of the first guide groove (33) and the second guide groove (21) is greater than the length of the positioning block (4).

5. A sensor potting apparatus for a magnetic bearing flywheel as defined in claim 1, wherein: It also includes a pouring cover plate (5), the pouring cover plate (5) is arranged at one end of the pipe body (1) away from the bottom plate (2), and the pouring cover plate (5) and the bottom plate (2) are fixedly connected.

6. A sensor potting apparatus for a magnetic bearing flywheel as defined in claim 5, wherein: The pouring cover plate (5) is provided with a vertebral body (51), the diameter of the vertebral body (51) gradually decreases away from the pouring cover plate (5), the end of the several pouring blocks (3) away from the pipe body (1) is provided with a conical surface (34), and the vertebral body (51) and the conical surface (34) are matched.

7. A sensor potting apparatus for a magnetic bearing flywheel as defined in claim 6, wherein: The end of the vertebral body (51) away from the pouring cover plate (5) is provided with a positioning column (52), and the bottom plate (2) is provided with a positioning hole (22), and the positioning column (52) is arranged in the positioning hole (22).

8. A sensor potting apparatus for a magnetic bearing flywheel as defined in claim 7, wherein: The axis of the positioning hole (22) passes through the center of the bottom plate (2).

9. A sensor potting apparatus for a magnetic bearing flywheel as defined in claim 1, wherein: The edge of the pouring block (3) is provided with a butt joint block (35), and the adjacent butt joint blocks (35) are matched.

10. A sensor potting apparatus for a magnetic bearing flywheel as defined in claim 5, wherein: The pouring cover plate (5) is fixedly provided with a handle (53) on the side away from the vertebral body (51).

Images