Phase sensor for detecting opening degree of water conservancy gate and use method of phase sensor

Abstract

The invention discloses a phase sensor for detecting the opening degree of a water conservancy gate and a using method of the phase sensor, and relates to the technical field of phase sensors for detecting the opening degree of the water conservancy gate, the phase sensor for detecting the opening degree of the water conservancy gate comprises a gate and a phase sensor, and a mounting groove is formed in the inner wall of the gate; a cover plate is rotationally mounted at the top of the mounting groove; the device further comprises a mounting device, a fixing device and a sealing device; wherein the installation device comprises a first L-shaped plate, a first sliding groove, a first telescopic elastic rod, a first inclined block, a second L-shaped plate, a first groove, a second telescopic elastic rod, a second inclined block, a first supporting plate and a spring, the first L-shaped plate is fixedly installed on the side face of the phase sensor, the cost of long-term manual operation and equipment shutdown can be reduced, and meanwhile the installation efficiency is improved. The rapid replacement of the sensor also can reduce the frequency of faults, improves the stability of the system, and reduces the overall operation cost.

Description

Technical Field

[0001] The invention relates to the technical field of phase sensors for detecting the opening of a water conservancy gate, and in particular to a phase sensor for detecting the opening of a water conservancy gate. Background Art

[0002] A phase sensor is a sensor based on the principle of phase change, usually consisting of a transmitter and a receiver. Its basic principle is that during operation, the sensor determines the position or opening change of the target object by measuring the phase difference of the reflected signal. Common phase sensors include laser phase sensors, optical fiber phase sensors, etc.

[0003] The patent with the patent announcement number CN212844332U relates to a phase sensor for detecting the opening of a water conservancy gate and its use method. The patent includes a box and a phase sensor body. The back of the box is fixedly connected to the wall, the bottom of the phase sensor body is fixedly connected to the inner bottom wall of the box, the bottom of the box is fixedly connected to a heat sink, the left and right sides of the box are fixedly connected to water tanks, the opposite sides of the two water tanks are fixedly connected to the heat sink, and a fan is embedded at the bottom of the heat sink. The patent has good heat dissipation capacity, thereby improving the service life of the phase sensor body, and due to the setting of the water-absorbing sponge and the filter net in the filter dehumidification block, the air entering the box will hardly contain moisture and dust, thereby reducing the damage caused by moisture and dust to the phase sensor body and improving the service life of the phase sensor body.

[0004] In the above patent, due to the arrangement of the absorbent sponge and the filter net in the filter dehumidification block, the air entering the box will contain almost no moisture and dust, which can reduce the damage caused by moisture and dust to the phase sensor body and increase the service life of the phase sensor body. However, the installation of the phase sensor is too troublesome, which may lead to slow installation speed and high labor costs. Therefore, a phase sensor for detecting the opening of a water conservancy gate with quick installation and a method of using the same are designed. Summary of the invention

[0005] In view of the deficiencies in the prior art, the present invention provides a phase sensor for detecting the opening of a hydraulic gate and a method for using the same, which solves the problems raised in the above-mentioned background technology.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions: a phase sensor for detecting the opening of a water conservancy gate and a method of using the same, comprising a gate and a phase sensor, wherein the inner wall of the gate is provided with a mounting groove, a cover plate is rotatably installed on the top of the mounting groove, and also comprises a mounting device, a fixing device and a sealing device; wherein the mounting device comprises an L-shaped plate 1, a slide groove 1, a telescopic elastic rod 1, an inclined block 1, an L-shaped plate 2, a groove 1, a telescopic elastic rod 2, an inclined block 2 and a support plate 1, the L-shaped plate 1 moves downward and contacts the surface of the inclined block 1, when the surface of the inclined block 1 is squeezed, it will slide into the slide groove 1 under the action of the telescopic elastic rod 1, and then the L-shaped plate 1 continues to move downward to leave the range of the inclined block 1, and the inclined block 1 will return to the top of the slide groove 1 under the action of the telescopic elastic rod 1, the L-shaped plate 1 is fixedly installed on the side of the phase sensor, the slide groove 1 is provided on the inner wall of the mounting groove, and the telescopic elastic rod 1 is fixedly installed on the The inclined block 1 is fixedly mounted on the free end of the telescopic elastic rod 1 inside the slide groove 1, the L-shaped plate 2 is fixedly mounted on the surface of the cover plate, the groove 1 is opened above the gate, the telescopic elastic rod 2 is fixedly mounted on the inner wall of the groove 1, the inclined block 2 is fixedly mounted on the free end of the telescopic elastic rod 2, and the support plate 1 is slidably mounted on the inner wall of the mounting groove, the inclined block 2 will return to the initial position under the action of the telescopic elastic rod 2, and the L-shaped plate 2 on the surface of the cover plate is limited and fixedly mounted, which effectively enhances the sealing effect, prevents rain and dust from entering the phase sensor, and prolongs its service life. When the phase sensor finishes working, the phase sensor continues to move downward under the action of manual labor, and the phase sensor continues to move downward under the action of manual labor and contacts the surface of the support plate 1. When the surface of the support plate 1 is subjected to pressure, it will move downward under the action of the spring to release the limit, which is convenient for manual use and improves efficiency.

[0007] According to the above technical solution, the inclined block 1 is slidably connected to the inner wall of the slide groove 1, the spring is fixedly connected to the bottom of the support plate 1, and a detection module is arranged inside the sensor body. When the surface of the inclined block 1 is squeezed, it will slide into the slide groove 1 under the action of the telescopic elastic rod 1.

[0008] According to the above technical solution, a spring is arranged between the bottom of the inner wall of the installation groove and the support plate 1, a sensing module is arranged inside the gate, and the surface of the support plate 1 will move downward under the action of the spring when subjected to pressure.

[0009] According to the above technical solution, the fixing device includes a second slide groove, a third slide groove, a support block, a movable plate, a fixed plate, a fourth slide groove, a third inclined block, a vertical plate and a fourth inclined block. The vertical plate moves downward and contacts and squeezes the fourth inclined block to move toward the end away from the phase sensor. The fourth inclined block moves toward the end away from the sensor body and squeezes one end of the movable plate. Under the action of the support block, it moves close to the end of the sensor body. The second slide groove is opened inside the gate. The third slide groove is opened inside the gate. The support block is fixedly installed on the inner wall of the third slide groove. The movable plate is rotatably installed on the surface of the support block. The fixed plate is slidably installed on the inner wall of the slide groove two, the telescopic elastic rod three is fixedly installed on the inner wall of the slide groove two, the slide groove four is opened inside the L-shaped plate one, the inclined block three is slidably installed on the inner wall of the slide groove four, the vertical plate is fixedly installed on the side of the cover plate, and the inclined block four is slidably installed above the inner wall of the slide groove three and contacts the surface of the inclined block one, and then the limit fixation is released, which is convenient for manual removal of the phase sensor, can reduce the cost of long-term manual operation and equipment downtime, and at the same time, quick replacement of sensors may also reduce the frequency of failures, improve the stability of the system, and thus reduce the overall operating cost.

[0010] According to the above technical solution, a telescopic elastic rod three is arranged between the slide groove two and the fixed plate, and the free end of the telescopic elastic rod three is fixedly connected to the surface of the fixed plate. The phase sensor moves downward to drive the side inclined block three to slide in the slide groove four.

[0011] According to the above technical solution, the fixed plate contacts the side of the sensor body, the telescopic elastic rod three is fixedly connected to the inner wall of the slide groove two, and one end of the movable plate moves toward the end close to the phase sensor to drive the fixed plate to move toward the end close to the phase sensor.

[0012] According to the above technical solution, the sealing device includes a supporting block 2, a rubber block, an inclined block 5, a groove 2, a mounting block, a slot and a block, which contact and extrude the surface of the inclined block 5 and make it move toward one end away from the supporting plate 1, the inclined block 5 moves toward one end away from the supporting plate 1 and drives the supporting block 2 to move upward, the supporting block 2 moves upward and drives the rubber block to move upward, the supporting block 2 is slidably mounted on the inner wall of the mounting slot, the rubber block is fixedly mounted on the top of the supporting block 2, the inclined block 5 is fixedly mounted on the bottom of the supporting block 2, the groove 2 is arranged on the inner wall of the cover plate, the mounting block is fixedly mounted on the side of the cover plate, the slot is arranged on the inner wall of the mounting block, and the block is fixedly mounted on the top of the supporting block 2, and the maintenance frequency and failure rate can be reduced, ensuring that the entire system can still work normally under severe weather conditions. At the same time, the upward movement of the supporting block 2 will drive the card block on its surface to move upward, the card block moves upward and contacts the slot on the inner wall of the mounting block, and limits the position between the supporting block 2 and the cover plate, effectively improving the safety and reliability of the equipment, preventing the equipment from loosening, and improving work efficiency.

[0013] According to the above technical solution, the shape of the rubber block is set to be a U-shape, the rubber block is elastic, and the supporting block 2 moves upward and drives the rubber block to move upward.

[0014] The present invention provides a phase sensor for detecting the opening of a hydraulic gate and a method for using the same. The sensor has the following beneficial effects: (1) The phase sensor for detecting the opening of a water conservancy gate and the method for using the same, through the setting of the installation device, through the cooperation between the L-shaped plate 1, the slide groove 1, the telescopic elastic rod 1, the inclined block 1, the L-shaped plate 2, the groove 1, the telescopic elastic rod 2, the inclined block 2, the support plate 1 and the spring, the surface of the inclined block 1 is squeezed and slides into the slide groove 1 under the action of the telescopic elastic rod 1, and then the L-shaped plate 1 continues to move downward to leave the range of the inclined block 1, and the inclined block 1 returns to the top of the slide groove 1 under the action of the telescopic elastic rod 1, and the phase sensor is quickly installed and fixed, which can significantly improve the efficiency, accuracy and stability of the water conservancy gate opening detection, reduce manual operation and equipment The risk of failure is reduced, thereby optimizing the operation and maintenance costs of the system. When the installation is completed, the cover plate is manually moved toward the installation slot. The movement of the cover plate toward the installation slot will drive the L-shaped plate 2 on its surface to move toward the installation slot. The L-shaped plate 2 moves toward the installation slot and contacts the surface of the inclined block 2 and moves backward under the action of the telescopic elastic rod 2. Subsequently, when the L-shaped plate 2 moves to the range away from the inclined block 2, the inclined block 2 returns to its initial position under the action of the telescopic elastic rod 2, and the L-shaped plate 2 on the surface of the cover plate is limited and fixed, which effectively prevents rainwater and foreign matter from entering the interior of the sensor body and prolongs its service life.

[0015] (2) The phase sensor for detecting the opening of a hydraulic gate and the method for using the same, wherein the second slide, the third slide, the first support block, the movable plate, the fixed plate, the fourth slide, the third inclined block, the vertical plate and the fourth inclined block cooperate with each other to operate. At the same time, one end of the movable plate moves toward the end close to the phase sensor to drive the fixed plate to move toward the end close to the phase sensor, and the phase sensor is positioned and clamped, which helps to ensure the accuracy, stability and durability of the sensor, thereby improving the overall performance of the hydraulic gate opening detection system, ensuring the reliability of the detection results, reducing maintenance costs, and improving the operating efficiency of the equipment. When the phase sensor is finished working, the phase sensor is manually pushed downward, and at the same time, the phase sensor moves downward to drive the side inclined block three to slide in the slide fourth and contact the surface of the inclined block one, and then the limit fixation is released to remove the phase sensor, which is convenient for manual removal of the phase sensor, and can reduce the cost of long-term manual operation and equipment downtime. At the same time, rapid replacement of the sensor may also reduce the frequency of failures, improve the stability of the system, and thus reduce the overall operating cost.

[0016] (3) The phase sensor for detecting the opening of a water conservancy gate and its use method, through the cooperation between the support block 2, the rubber block, the inclined block 5, the groove 2, the mounting block, the slot and the block, the inclined block 5 moves toward the end away from the support plate 1 and drives the support block 2 to move upward, the support block 2 moves upward and drives the rubber block to move upward, the rubber block moves upward and contacts the inner wall of the groove 2 to seal the cover plate and the phase sensor, effectively preventing the influence of external environment such as rain on the sensor, improving its stability, accuracy and durability, and reducing the maintenance frequency and failure rate, ensuring that the entire system can still work normally under severe weather conditions, at the same time, the upward movement of the support block 2 will drive the card block on its surface to move upward, the card block moves upward and contacts the slot on the inner wall of the mounting block for fixed installation, effectively improving the safety and reliability of the equipment, preventing the equipment from loosening, and improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a structural schematic diagram of an L-shaped plate 1 and an inclined block 1 of the present invention; Figure 3 For the present invention Figure 2 A schematic diagram of the structure enlargement of part A; Figure 4 It is a structural schematic diagram of the groove 1 and the telescopic elastic rod 2 of the present invention; Figure 5 It is a structural schematic diagram of the chute 2 and the chute 3 of the present invention; Figure 6 It is a structural schematic diagram of the movable plate and the fixed plate of the present invention; Figure 7 This is a schematic diagram of the structure of the support block 2 and the rubber block of the present invention; Figure 8 For the present invention Figure 7 Schematic diagram of the enlarged structure of part B.

[0018] In the figure: 1, gate; 2, sensor body; 3, mounting groove; 4, cover plate; 51, L-shaped plate 1; 52, slide groove 1; 53, telescopic spring rod 1; 54, oblique block 1; 55, L-shaped plate 2; 56, groove 1; 57, telescopic spring rod 2; 58, oblique block 2; 59, support plate 1; 510, spring; 61, slide groove 2; 62, slide groove 3; 63, support block 1; 64, movable plate; 65, fixed plate; 66, telescopic spring rod 3; 67, slide groove 4; 68, oblique block 3; 69, vertical plate; 610, oblique block 4; 71, support block 2; 72, rubber block; 73, oblique block 5; 74, groove 2; 75, mounting block; 76, slot; 77, block. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] See also Figure 1-Figure 8 One embodiment of the present invention is: a phase sensor for detecting the opening of a water conservancy gate and a method of using the same, comprising a gate 1 and a sensor body 2, wherein the inner wall of the gate 1 is provided with a mounting groove 3, a cover plate 4 is rotatably mounted on the top of the mounting groove 3, and further comprising a mounting device, a fixing device and a sealing device; wherein the mounting device comprises an L-shaped plate 51, a slide groove 52, a telescopic spring rod 53, an inclined block 54, an L-shaped plate 55, a groove 56, a telescopic spring rod 57, an inclined block 58, a support plate 59 and Spring 510, L-shaped plate 151 moves downward and contacts the surface of the extruded inclined block 154. When the surface of the inclined block 154 is squeezed, it will slide into the slide groove 152 under the action of the telescopic elastic rod 153. Then the L-shaped plate 151 continues to move downward to leave the range of the inclined block 154. The inclined block 154 will return to the top of the slide groove 152 under the action of the telescopic elastic rod 153. The L-shaped plate 151 is fixedly installed on the side of the sensor body 2. The slide groove 152 is opened on the inner wall of the installation groove 3. The telescopic elastic rod 153 is fixed The first and second L-shaped plates 55 are fixedly mounted on the surface of the cover plate 4, and the groove 56 is opened above the gate 1. The second telescopic elastic rod 57 is fixedly mounted on the inner wall of the groove 56. The second oblique block 58 is fixedly mounted on the free end of the second telescopic elastic rod 57. The support plate 59 is slidably mounted on the inner wall of the mounting groove 3. The second oblique block 58 will return to the initial position under the action of the second telescopic elastic rod 57, and the L-shaped plate 55 on the surface of the cover plate 4 is limited and fixedly mounted, which effectively enhances the sealing effect, prevents rain and dust from entering the sensor body 2, and prolongs the service life. When the sensor body 2 finishes working, the sensor body 2 continues to move downward under the action of manual labor. The sensor body 2 continues to move downward under the action of manual labor and will contact the surface of the support plate 59. When the surface of the support plate 59 is subjected to pressure, it will move downward under the action of the spring 510 to release the limit, which is convenient for manual use and improves efficiency.

[0021] The inclined block 54 is slidably connected to the inner wall of the slide groove 52, the spring 510 is fixedly connected to the bottom of the support plate 59, and a detection module is arranged inside the sensor body 2. The surface of the inclined block 54 is squeezed and slides into the slide groove 52 under the action of the telescopic elastic rod 53.

[0022] A spring 510 is arranged between the bottom of the inner wall of the mounting groove 3 and the support plate 1 59 , and a sensing module is arranged inside the gate 1 . The surface of the support plate 1 59 is subjected to pressure and moves downward under the action of the spring 510 .

[0023] When this embodiment is working: when in use, the sensor body 2 is placed in the installation groove 3, and at the same time, the sensor body 2 moves downward to drive the L-shaped plate 51 on the surface to move downward, and the L-shaped plate 51 moves downward and contacts the surface of the extruded inclined block 54. When the surface of the inclined block 54 is squeezed, it will slide into the slide groove 52 under the action of the telescopic elastic rod 53, and then the L-shaped plate 51 continues to move downward to leave the range of the inclined block 54. The inclined block 54 will return to the top of the slide groove 52 under the action of the telescopic elastic rod 53, and the sensor body 2 is quickly installed and fixed, which can significantly improve the efficiency, accuracy and stability of the water conservancy gate opening detection, reduce the risk of manual operation and equipment failure, and thus optimize the operation and maintenance cost of the system. When the installation is completed, the cover plate 4 is manually moved in the direction close to the installation groove 3, and the movement of the cover plate 4 in the direction close to the installation groove 3 will drive the L-shaped plate 255 on its surface to move close to the installation groove 3. The L-shaped plate 55 moves in the direction of the installation groove 3, and the L-shaped plate 55 moves toward the direction close to the installation groove 3 and contacts the surface of the inclined block 58, and moves backward under the action of the telescopic elastic rod 57. Then, when the L-shaped plate 55 moves to leave the range of the inclined block 58, the inclined block 58 will return to the initial position under the action of the telescopic elastic rod 57, and the L-shaped plate 55 on the surface of the cover plate 4 is limited and fixed, effectively preventing rainwater and foreign matter from entering the interior of the sensor body 2, thereby extending the service life, and preventing rainwater and dust from entering the interior of the sensor body 2, thereby extending the service life. When the sensor body 2 finishes working, the sensor body 2 continues to move downward under the action of manual labor, and the sensor body 2 continues to move downward under the action of manual labor, and will contact the surface of the support plate 59. When the surface of the support plate 59 is subjected to pressure, it will move downward under the action of the spring 510 to release the limit, thereby facilitating manual use and improving efficiency.

[0024] See also Figure 1-Figure 8On the basis of the above embodiment, in another embodiment of the present invention, the fixing device comprises a second slide groove 61, a third slide groove 62, a support block 1 63, a movable plate 64, a fixed plate 65, a fourth slide groove 67, a third inclined block 68, a vertical plate 69 and a fourth inclined block 610, the vertical plate 69 moves downward and contacts and squeezes the fourth inclined block 610 to move toward the end away from the sensor body 2, the fourth inclined block 610 moves toward the end away from the sensor body 2 and squeezes one end of the movable plate 64, and moves close to the end of the sensor body 2 under the action of the support block 1 63, the second slide groove 61 is opened inside the gate 1, the third slide groove 62 is opened inside the gate 1, and the support block 1 63 is fixedly installed on the third slide groove The inner wall of 62, the movable plate 64 is rotatably installed on the surface of the support block 1 63, the fixed plate 65 is slidably installed on the inner wall of the slide groove 2 61, the slide groove 4 67 is opened in the interior of the L-shaped plate 1 51, the inclined block 3 68 is slidably installed on the inner wall of the slide groove 4 67, the vertical plate 69 is fixedly installed on the side of the cover plate 4, and the inclined block 4 610 is slidably installed above the inner wall of the slide groove 3 62 and contacts the surface of the inclined block 1 54, and then the limit fixation is released, which is convenient for manual removal of the sensor body 2, which can reduce the cost of long-term manual operation and equipment downtime. At the same time, quick replacement of sensors may also reduce the frequency of failures and improve the stability of the system, thereby reducing the overall operating cost.

[0025] A telescopic spring rod 3 66 is provided between the second slide groove 61 and the fixed plate 65 , and the free end of the telescopic spring rod 3 66 is fixedly connected to the surface of the fixed plate 65 . The downward movement of the sensor body 2 drives the side inclined block 3 68 to slide in the fourth slide groove 67 .

[0026] The fixed plate 65 contacts the side of the sensor body 2 , the telescopic spring rod 3 66 is fixedly connected to the inner wall of the second slide groove 61 , and one end of the movable plate 64 moves toward one end close to the sensor body 2 to drive the fixed plate 65 to move toward one end close to the sensor body 2 .

[0027] The sealing device includes a support block 2 71, a rubber block 72, a slanted block 5 73, a groove 2 74, a mounting block 75, a card slot 76 and a card slot 77, which contact and squeeze the surface of the slanted block 5 73 and make it move toward the end away from the support plate 1 59, the slanted block 5 73 moves toward the end away from the support plate 1 59 and drives the support block 2 71 to move upward, the support block 2 71 moves upward and drives the rubber block 72 to move upward, the support block 2 71 is slidably mounted on the inner wall of the mounting groove 3, the rubber block 72 is fixedly mounted on the top of the support block 2 71, the slanted block 5 73 is fixedly mounted on the bottom of the support block 2 71, and the groove 2 74 is opened. It is arranged on the inner wall of the cover plate 4, the mounting block 75 is fixedly mounted on the side of the cover plate 4, the slot 76 is opened on the inner wall of the mounting block 75, and the block 77 is fixedly mounted on the top of the support block 2 71, which can also reduce the maintenance frequency and failure rate, and ensure that the entire system can still work normally under severe weather conditions. At the same time, the upward movement of the support block 2 71 will drive the block 77 on its surface to move upward, and the block 77 moves upward and contacts the slot 76 on the inner wall of the mounting block 75 to limit the position between the support block 2 71 and the cover plate 4, effectively improving the safety and reliability of the equipment, preventing the equipment from loosening, and improving work efficiency.

[0028] The shape of the rubber block 72 is set to be a U-shape. The rubber block 72 is elastic. The supporting block 2 71 moves upward and drives the rubber block 72 to move upward.

[0029] When the present embodiment is working, the cover plate 4 moves downward under the action of manual labor, which drives the vertical plate 69 on the side to move downward. The vertical plate 69 moves downward and contacts and squeezes the inclined block 4 610 to move toward the end away from the sensor body 2. The inclined block 4 610 moves toward the end away from the sensor body 2 and squeezes one end of the movable plate 64. Under the action of the support block 1 63, the end of the movable plate 64 moves toward the end close to the sensor body 2. At the same time, one end of the movable plate 64 moves toward the end close to the sensor body 2, driving the fixed plate 65 to move toward the end close to the sensor body 2, and positioning and clamping the sensor body 2, which helps to ensure the accuracy, stability and durability of the sensor. Thereby improving the overall performance of the water conservancy gate opening detection system, ensuring the reliability of the detection results, reducing maintenance costs, and improving the operating efficiency of the equipment. When the work of the sensor body 2 is completed, the sensor body 2 is manually pushed downward, and at the same time, the sensor body 2 moves downward to drive the side inclined block three 68 to slide in the slide groove four 67 and contact the surface of the inclined block one 54, and then the limit fixation is released, so that it is convenient to manually remove the sensor body 2, which can reduce the cost of long-term manual operation and equipment downtime. At the same time, quick replacement of sensors may also reduce the frequency of failures and improve the stability of the system, thereby reducing the overall operating cost.

[0030] At the same time, the fixing plate 65 moves toward the end close to the sensor body 2, contacts the surface of the extruded inclined block 5 73 and causes it to move toward the end away from the support plate 1 59. The inclined block 5 73 moves toward the end away from the support plate 1 59 and drives the support block 2 71 to move upward. The support block 2 71 moves upward and drives the rubber block 72 to move upward. The rubber block 72 moves upward and contacts the inner wall of the groove 2 74, and seals the cover plate 4 and the sensor body 2, effectively preventing the influence of external environment such as rain on the sensor body 2, improving its stability, accuracy and durability, and reducing the maintenance frequency and failure rate, ensuring that the entire system can still work normally under severe weather conditions. At the same time, the upward movement of the support block 2 71 will drive the card block 77 on its surface to move upward. The card block 77 moves upward and contacts the card groove 76 on the inner wall of the mounting block 75, and limits the position between the support block 2 71 and the cover plate 4, effectively improving the safety and reliability of the equipment, preventing the equipment from loosening, and improving work efficiency.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A phase sensor for detecting the opening of a hydraulic gate and a method for using the same, comprising a gate (1) and a sensor body (2), wherein the inner wall of the gate (1) is provided with a mounting groove (3), and a cover plate (4) is rotatably mounted on the top of the mounting groove (3), characterized in that: It also includes mounting devices, fixing devices and sealing devices; The mounting device comprises an L-shaped plate (51), a slide groove (52), a telescopic elastic rod (53), an inclined block (54), an L-shaped plate (55), a groove (56), a telescopic elastic rod (57), an inclined block (58) and a support plate (59), wherein the L-shaped plate (51) is fixedly mounted on the side of the sensor body (2), the slide groove (52) is provided on the inner wall of the mounting groove (3), and the telescopic elastic rod (53) is fixedly mounted on the slide groove (51). 52), the inclined block 1 (54) is fixedly mounted on the free end of the telescopic elastic rod 1 (53), the L-shaped plate 2 (55) is fixedly mounted on the surface of the cover plate (4), the groove 1 (56) is opened above the gate (1), the telescopic elastic rod 2 (57) is fixedly mounted on the inner wall of the groove 1 (56), the inclined block 2 (58) is fixedly mounted on the free end of the telescopic elastic rod 2 (57), and the support plate 1 (59) is slidably mounted on the inner wall of the mounting groove (3).

2. A phase sensor for detecting the opening of a hydraulic gate and a method for using the same according to claim 1, characterized in that: The inclined block 1 (54) is slidably connected to the inner wall of the slide groove 1 (52); a detection module is arranged inside the sensor body (2); and a sensing module is arranged inside the gate (1).

3. A phase sensor for detecting the opening of a hydraulic gate and a method for using the same according to claim 2, characterized in that: A spring (510) is provided between the bottom of the inner wall of the mounting groove (3) and the first support plate (59), and the spring (510) is fixedly connected to the bottom of the first support plate (59).

4. A phase sensor for detecting the opening of a hydraulic gate and a method for using the same according to claim 3, characterized in that: The fixing device comprises a second slide groove (61), a third slide groove (62), a support block (63), a movable plate (64), a fixed plate (65), a fourth slide groove (67), a third inclined block (68), a vertical plate (69) and a fourth inclined block (610), wherein the second slide groove (61) is arranged inside the gate (1), the third slide groove (62) is arranged inside the gate (1), the support block (63) is fixedly mounted on the inner wall of the third slide groove (62), the movable plate (64) is rotatably mounted on the surface of the support block (63), the fixed plate (65) is slidably mounted on the inner wall of the second slide groove (61), the fourth slide groove (67) is arranged inside the L-shaped plate (51), the third inclined block (68) is slidably mounted on the inner wall of the fourth slide groove (67), the vertical plate (69) is fixedly mounted on the side of the cover plate (4), and the fourth inclined block (610) is slidably mounted above the inner wall of the third slide groove (62).

5. A phase sensor for detecting the opening of a hydraulic gate and a method for using the same according to claim 4, characterized in that: A telescopic elastic rod three (66) is provided between the second slide groove (61) and the fixed plate (65), and a free end of the telescopic elastic rod three (66) is fixedly connected to the surface of the fixed plate (65).

6. A phase sensor for detecting the opening of a hydraulic gate and a method for using the same according to claim 5, characterized in that: The fixing plate (65) contacts the side surface of the sensor body (2), and the telescopic spring rod three (66) is fixedly connected to the inner wall of the second slide groove (61).

7. A phase sensor for detecting the opening of a hydraulic gate and a method for using the same according to claim 6, characterized in that: The sealing device comprises a second support block (71), a rubber block (72), a fifth inclined block (73), a second groove (74), a mounting block (75), a clamping groove (76) and a clamping block (77); the second support block (71) is slidably mounted on the inner wall of the mounting groove (3); the rubber block (72) is fixedly mounted on the top of the second support block (71); the fifth inclined block (73) is fixedly mounted on the bottom of the second support block (71); the second groove (74) is formed on the inner wall of the cover plate (4); the mounting block (75) is fixedly mounted on the side of the cover plate (4); the clamping groove (76) is formed on the inner wall of the mounting block (75); and the clamping block (77) is fixedly mounted on the top of the second support block (71).

8. A phase sensor for detecting the opening of a hydraulic gate and a method for using the same according to claim 7, characterized in that: The shape of the rubber block (72) is set to be a U-shape, and the rubber block (72) is elastic.

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