CN110132187B - Rod system structure deformation sensor - Google Patents
Rod system structure deformation sensor Download PDFInfo
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- CN110132187B CN110132187B CN201910444928.1A CN201910444928A CN110132187B CN 110132187 B CN110132187 B CN 110132187B CN 201910444928 A CN201910444928 A CN 201910444928A CN 110132187 B CN110132187 B CN 110132187B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B13/00—Measuring arrangements characterised by the use of fluids
- G01B13/24—Measuring arrangements characterised by the use of fluids for measuring the deformation in a solid
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Abstract
The invention discloses a rod system structure deformation sensor, which comprises a deformation rod, wherein an installation sleeve ring is sleeved on one side of the deformation rod, the section of the installation sleeve ring is trapezoidal, a rubber ring is arranged at the joint of the installation sleeve ring and the deformation rod, the rubber ring is fixedly connected with the installation sleeve ring, and a friction ring is attached to one side of the rubber ring, when the deformation rod in the device deforms due to external force, the deformation rod extrudes a second arc box body, so that a flowmeter generates reading, when the reading reaches a certain degree, an alarm can give an alarm to remind an operator that the deformation rod deforms, the stability of the device is influenced, and when the alarm is given, a reinforcing rod keeps an inclined state, provides a certain supporting force to play a certain reinforcing role, the time and the speed of the deformation rod can be reduced by the movement of an arc piston pushed by hydraulic oil, so that the operator and workers on the device can have a certain reaction time, thereby improving the safety factor and meeting the actual requirement.
Description
Technical Field
The invention relates to the field of sensors for monitoring structural deformation of a rod system, in particular to a structural deformation sensor of the rod system.
Background
At present, sensors are required to be installed to monitor the safety of the structure in the construction and operation processes of engineering structures. The known structure safety sensor is a strain type stress sensor, and the sensor is effective for monitoring the local stress of the structure. However, in the structure of a multi-rod system, such as a construction temporary support, a hanging basket and the like, the control structure is safe and not local stress is over-limited, when the structural structure is damaged, the stress level is in a safe range, the local stability of the rod of the structure and the overall stability of the system do not meet requirements, in the actual working process, single detection cannot meet the working requirement, and the deformation of the rod system structure cannot be delayed when an emergency occurs, so that a worker cannot make a timely response.
Disclosure of Invention
In order to solve the above-mentioned existing problems, the present invention provides a sensor for deformation of a rod system structure.
The invention is realized by the following technical scheme:
a rod system structure deformation sensor, comprising a deformation rod, characterized in that: the deformation rod comprises a deformation rod, a mounting sleeve ring is sleeved on one side of the deformation rod, the section of the mounting sleeve ring is trapezoidal, a rubber ring is arranged at the joint of the mounting sleeve ring and the deformation rod, the rubber ring is fixedly connected with the mounting sleeve ring, a friction ring is attached to one side of the rubber ring and sleeved on the deformation rod, two arc-shaped blocks are respectively attached to the top end and the bottom end of the friction ring, the two arc-shaped blocks are identical in size and shape radians, the two arc-shaped blocks are arranged in the mounting sleeve ring, a fixing ring is arranged in the mounting sleeve ring and sleeved on the deformation rod, a hexagonal ring is fixedly connected to the center of one side of the fixing ring, the hexagonal ring is sleeved on the deformation rod, one end of the hexagonal ring penetrates out of the mounting sleeve ring, a conical ring is fixedly connected to the center of the other side of the mounting sleeve ring, one end of the conical ring extends into the space, the outer part of the conical ring is fixedly provided with external threads, the trapezoidal inner wall of the mounting sleeve ring is fixedly provided with internal threads, the conical ring is in threaded connection with the trapezoidal inner wall of the mounting sleeve ring, the outer part of the mounting sleeve ring is externally connected with an internal thread sleeve, one end of the deformation rod penetrates through the internal thread sleeve and is in sliding connection with the internal thread sleeve, the inner wall of the internal thread sleeve is attached to one side of the hexagonal ring, the side wall of the mounting sleeve ring is uniformly and fixedly connected with two thread sleeves, reinforcing rods are respectively screwed in the two thread sleeves, the other end of the deformation rod is sleeved with a displacement block, the displacement block is symmetrically provided with two through holes, the axis of each through hole is opposite to the axis of each reinforcing rod, the other end of each reinforcing rod penetrates through the through holes, the reinforcing rods are sleeved with water-absorbing sponges, the water-absorbing, the reinforcing rod is sleeved with a cushion block, the cushion block is in an annular shape, the cushion block is in interference fit with the reinforcing rod, one side of the cushion block is attached to the other side of the displacement block, a compression spring is sleeved on the reinforcing rod, the reinforcing rod penetrates through one end of the through hole and is in threaded connection with a nut, the compression spring is arranged between the nut and the cushion block, a protective sleeve is sleeved outside the mounting sleeve and the displacement block, the deformation rod penetrates through the protective sleeve and is in sliding connection with the protective sleeve, one end of the protective sleeve is in threaded connection with a sealing cover, the deformation rod penetrates through the sealing cover and is in sliding connection with the sealing cover, two first arc-shaped box bodies are fixedly connected to the opposite ends of the two reinforcing rods respectively, the two first arc-shaped box bodies are arranged oppositely, the sizes and the shapes of the two first arc-shaped box bodies are the same, two second arc-shaped box bodies are, the size, shape and radian of the two second arc-shaped boxes are the same, the deformation rod is arranged between the two second arc-shaped boxes, the outer wall of the deformation rod is attached to the inner arc surfaces of the two second arc-shaped boxes, the plurality of arc-shaped rods are uniformly and fixedly connected in the first arc-shaped box, the arc-shaped piston is slidably connected in the first arc-shaped box, the plurality of arc-shaped rods penetrate through the arc-shaped piston and are slidably connected with the arc-shaped piston, sealing rubber is arranged at the joint of the arc-shaped rods and the arc-shaped piston and is fixedly connected with the arc-shaped piston, a reset spring is sleeved on the arc-shaped rods and is arranged between the arc-shaped piston and the inner bottom surface of one side of the first arc-shaped box, one end of the reset spring is fixedly connected with one end of the arc-shaped piston, the other end of the reset spring, the automatic liquid feeding device is characterized in that a valve is fixedly mounted on the liquid feeding pipe, a U-shaped pipe is fixedly connected between the bottom end of one side of the second arc-shaped box body and the bottom end of one side of the second arc-shaped box body, a one-way valve is fixedly mounted in the U-shaped pipe, a flowmeter is fixedly mounted on the transverse pipe of the U-shaped pipe, and an alarm is fixedly mounted on one side of the protective sleeve.
Preferably, the protection sleeve is electrically connected with the alarm through a line and is electrically connected with an external power supply through a line.
Preferably, the second arc-shaped box body is made of natural rubber, and the surface of the second arc-shaped box body is coated with polyurethane.
Preferably, the fixing ring and the hexagonal ring are integrally formed by casting.
Preferably, the joint of the installation lantern ring and the displacement block with the protective sleeve is filled with a sealing gasket.
Preferably, the protective sleeve is made of a manganese alloy material and has good heat insulation performance.
Compared with the prior art, the invention has the beneficial effects that: when the pole that warp produces deformation because external strength in this device, make the pole that warp extrusion second arc box, thereby make the flowmeter produce the reading, when the reading reaches the certain degree, the alarm will report to the police, thereby remind the operation workman, the pole that warp produces deformation, the steadiness of its device receives the influence, and in the warning, the anchor strut keeps the tilt state, and provide certain holding power, play certain reinforcing effect, hydraulic oil top moves arc piston and removes the time and the speed that also can slow down the pole moment of torsion that warp, can let the staff on operating personnel and the device have certain reaction time, thereby improve factor of safety, actual need in the satisfaction.
Drawings
FIG. 1 is a block diagram of the structure of the present invention;
FIG. 2 is a cross-sectional view of a structure A-A according to the present invention;
FIG. 3 is an enlarged schematic view of structure B of the present invention;
FIG. 4 is a perspective view of a tapered ring of the present invention;
figure 5 is a side view of a hexagonal ring of the structure of the present invention.
In the figure: the device comprises an installation lantern ring 1, a rubber ring 2, a friction ring 3, an arc-shaped block 4, a fixing ring 5, a hexagonal ring 6, an internal thread sleeve 7, a thread sleeve 8, a reinforcing rod 9, a first arc-shaped box body 10, an arc-shaped rod 11, a second arc-shaped box body 12, a limiting block 13, a displacement block 14, a water absorption sponge 15, a cushion block 16, a compression spring 17, a nut 18, a protective sleeve 19, a sealing cover 20, a reset spring 21, an arc-shaped piston 22, a one-way valve 23, a U-shaped pipe 24, a flowmeter 25, a liquid feeding pipe 26, an alarm 27, sealing rubber 28, a conical ring 29, a through hole 30 and a deformation.
Detailed Description
The invention is described in further detail below with reference to the following detailed description and accompanying drawings:
as shown in fig. 1, 2, 3, 4, and 5, a deformation sensor of a rod system structure includes a deformation rod 31, and is characterized in that: the deformation rod 31 is sleeved with an installation lantern ring 1, the section of the installation lantern ring 1 is trapezoidal, a rubber ring 2 is arranged at the joint of the installation lantern ring 1 and the deformation rod 31, the rubber ring 2 is fixedly connected with the installation lantern ring 1, a friction ring 3 is attached to one side of the rubber ring 2, the friction ring 3 is sleeved on the deformation rod 31, the top end and the bottom end of the friction ring 3 are respectively provided with two arc-shaped blocks 4 in an attaching mode, the sizes, shapes and radians of the two arc-shaped blocks 4 are the same, the two arc-shaped blocks 4 are arranged in the installation lantern ring 1, a fixing ring 5 is arranged in the installation lantern ring 1, the fixing ring 5 is sleeved on the deformation rod 31, the center of one side of the fixing ring 5 is fixedly connected with a hexagonal ring 6, the hexagonal ring 6 is sleeved on the deformation rod 31, one end of the hexagonal ring 6 penetrates out of the installation lantern ring, one end of the conical ring 29 extends into the space between the two arc-shaped blocks 4 and the inner wall of the mounting sleeve ring 1, the radian of the conical ring 29 is the same as the radian of the two arc-shaped blocks 4, an external thread is fixedly arranged outside the conical ring 29, an internal thread is fixedly arranged on the trapezoidal inner wall of the mounting sleeve ring 1, the conical ring 29 is in threaded connection with the trapezoidal inner wall of the mounting sleeve ring 1, an internal thread sleeve 7 is externally threaded on the mounting sleeve ring 1, one end of the deformation rod 31 penetrates out of the internal thread sleeve 7 and is in sliding connection with the internal thread sleeve 7, the inner wall of the internal thread sleeve 7 is attached to one side of the hexagonal ring 6, two thread sleeves 8 are uniformly and fixedly connected onto one side wall of the mounting sleeve ring 1, reinforcing rods 9 are respectively threaded in the two thread sleeves 8, a displacement block 14 is sleeved at the other end of the deformation rod 31, two through, the other end of the reinforcing rod 9 penetrates through a through hole 30, a water-absorbing sponge 15 is sleeved on the reinforcing rod 9, the water-absorbing sponge 15 is arranged in the through hole 30, a limiting block 13 is fixedly connected on the reinforcing rod 9, one side of the limiting block 13 is attached to one side of a displacement block 14, a cushion block 16 is sleeved on the reinforcing rod 9, the cushion block 16 is in a ring shape, the cushion block 16 is in interference fit with the reinforcing rod 9, one side of the cushion block 16 is attached to the other side of the displacement block 14, a compression spring 17 is sleeved on the reinforcing rod 9, a nut 18 is screwed at one end of the reinforcing rod 9, penetrating through the through hole 30, the compression spring 17 is arranged between the nut 18 and the cushion block 16, a protective sleeve 19 is sleeved outside the mounting sleeve 1 and the displacement block 14, the deformation rod 31 penetrates through the protective sleeve 19 and is in sliding connection with the same, a sealing cover 20 is screwed at one end of the protective, two opposite ends of two reinforcing rods 9 are respectively fixedly connected with two first arc-shaped boxes 10, the two first arc-shaped boxes 10 are oppositely arranged, the radian of the size shape of the two first arc-shaped boxes 10 is identical, the radian of the inner arc surface of the two first arc-shaped boxes 10 is respectively fixedly connected with two second arc-shaped boxes 12, the radian of the first arc-shaped box 10 is identical to that of the second arc-shaped box 12, the radian of the size shape of the two second arc-shaped boxes 12 is identical, the deformation rod 31 is arranged between the two second arc-shaped boxes 12, the outer wall of the deformation rod 31 is attached to the inner arc surface of the two second arc-shaped boxes 12, a plurality of arc-shaped rods 11 are uniformly and fixedly connected in the first arc-shaped box 10, an arc-shaped piston 22 is slidably connected in the first arc-shaped box 10, the plurality of arc-shaped rods 11 all penetrate through and are slidably connected with the arc-shaped piston, sealing rubber 28 and arc piston 22 fixed connection, the cover has reset spring 21 on the arc pole 11, reset spring 21 sets up between the bottom in arc piston 22 and first arc box 10 one side, reset spring 21 one end and arc piston 22 one end fixed connection, bottom fixed connection in the reset spring 21 other end and first arc box 10 one side, second arc box 12 one side bottom fixed connection has liquid feeding pipe 26, fixed mounting has the valve on the liquid feeding pipe 26, fixedly connected with U type pipe 24 between 12 one side bottom of second arc box and 12 one side bottom of second arc box, fixed mounting has check valve 23 in the U type pipe 24, fixed mounting has flowmeter 25 on the U type pipe 24 violently manages, 19 one side fixed mounting of protective sleeve has alarm 27.
The protective sleeve 19 is electrically connected with the alarm 27 through a line and is electrically connected with an external power supply through a line.
The second arc-shaped box body 12 is made of natural rubber, and the surface of the second arc-shaped box body is coated with polyurethane.
The fixing ring 5 and the hexagonal ring 6 are integrally formed by casting.
The joint of the installation lantern ring 1, the displacement block 14 and the protective sleeve 19 is filled with a sealing gasket.
The protective sleeve 19 is made of a manganese alloy material and has good heat insulation performance.
The working principle is as follows: firstly, when a rod system structure is installed, an installation lantern ring 1, an arc-shaped block 4 and a fixing ring 5 are sequentially sleeved at one end of a deformation rod 31, at the moment, two first arc-shaped box bodies 10 and two second arc-shaped box bodies 12 are sleeved at the other end of the deformation rod 31, then two reinforcing rods 9 are sequentially rotated into two threaded sleeves 8, then the two reinforcing rods 9 and the two first arc-shaped box bodies 10 are fixed through welding, at the moment, hydraulic oil is added into the two second arc-shaped box bodies 12 through two liquid adding pipes 26, when the hydraulic oil is added, the lower second arc-shaped box body 12 is rotated after being filled, so that the second arc-shaped box body 12 filled with the hydraulic oil is arranged above, then the hydraulic oil is added into the other second arc-shaped box body 12, after the hydraulic oil is added, a wrench is used for rotating a hexagonal ring 6, so that the fixing ring 5 starts to rotate, and then, the fixing device enters the trapezoidal inner wall of the mounting sleeve ring 1 in a rotating mode, the conical ring 29 moves and simultaneously compresses the two arc-shaped blocks 4, the friction ring 3 is tightly attached to the deformation rod 31, the mounting sleeve ring 1, the arc-shaped blocks 4 and the fixing ring 5 are fixed to one end of the deformation rod 31, the internal thread sleeve 7 is sleeved again at the moment and then rotates, the internal thread sleeve 7 is in threaded connection with the mounting sleeve ring 1, the stability of connection of the fixing ring 5 and the mounting sleeve ring 1 is further guaranteed, the whole fixing device is fixed on the deformation rod 31, the center of the deformation rod 31 is arranged at the positions of the two second arc-shaped box bodies 12, the displacement block 14 is sleeved from one end at the moment, the reinforcing rod 9 penetrates through the two through holes 30, the cushion block 16 and the compression spring 17 are sleeved on the reinforcing rod 9 after the limiting block 13 is attached to the displacement block 14, the nut 18 is rotated, and the displacement block 14 is, the rotation of the displacement block 14 is prevented, the compression spring 17 is arranged, the elastic force of the compression spring 17 further ensures the clamping degree of the displacement block 14, the flowmeter 25, the alarm 27 and an external power supply are sequentially electrically connected through a circuit, the protective sleeve 19 is sleeved on the mounting sleeve ring 1 and the displacement block 14, and the rotary sealing cover 20 is pressed and sealed, so that the device is mounted, when the deformation rod 31 deforms due to external force, no matter which end of the deformation rod 31 generates displacement, because the reinforcing rod 9 keeps vertical, the reinforcing rod 9 in the through hole 30 inclines, the deformation rod 31 extrudes the second arc-shaped box body 12, the second arc-shaped box body 12 is extruded, the internal hydraulic oil flows into the first arc-shaped box body 10 along the U-shaped pipe 24, the flowmeter 25 generates reading, and when the reading reaches a certain degree, the alarm 27 gives an alarm to thereby remind the operator that the deformation lever 31 is deformed, the stability of the device is affected, and at the same time of warning, if the deformation rod 31 continues to deform, then the reinforcing rod 9 will remain inclined, and provides a certain supporting force to play a certain reinforcing role, and the first arc-shaped box body 10 is provided with an arc-shaped rod 11 and an arc-shaped piston 22, the arc-shaped rod 11 is sleeved with the return spring 21, so that the time and the speed of the torque of the deformation rod 31 can be reduced by pushing the arc-shaped piston 22 to move by hydraulic oil, operators and workers on the device can have certain reaction time, thereby improve factor of safety, the actual need among the satisfying is provided with the sponge 15 that absorbs water, can absorb the aqueous vapor in the protective sleeve 19 and the water droplet of following the infiltration of sealed lid 20 to make this device can adapt to operational environment more.
Claims (6)
1. A rod-system structural deformation sensor comprising a deformation rod (31), characterized in that: the deformation rod (31) is sleeved with an installation sleeve ring (1), the cross section of the installation sleeve ring (1) is trapezoidal, the joint of the installation sleeve ring (1) and the deformation rod (31) is provided with a rubber ring (2), the rubber ring (2) is fixedly connected with the installation sleeve ring (1), one side of the rubber ring (2) is provided with a friction ring (3) in a laminating manner, the friction ring (3) is sleeved on the deformation rod (31), the top end and the bottom end of the friction ring (3) are respectively provided with two arc-shaped blocks (4) in a laminating manner, the two arc-shaped blocks (4) are identical in size and shape radians, the two arc-shaped blocks (4) are arranged in the installation sleeve ring (1), a fixing ring (5) is arranged in the installation sleeve ring (1), the fixing ring (5) is sleeved on the deformation rod (31), the center of one side of the fixing ring (5) is fixedly connected with a hexagonal ring (6), and the hexagonal ring (6, the mounting sleeve ring (1) is worn out by one end of the hexagonal ring (6), a conical ring (29) is fixedly connected to the center of the other side of the fixing ring (5), one end of the conical ring (29) stretches into a space between the two arc blocks (4) and the inner wall of the mounting sleeve ring (1), the radian of the conical ring (29) is the same as that of the two arc blocks (4), external threads are fixedly arranged on the conical ring (29), internal threads are fixedly arranged on the trapezoidal inner wall of the mounting sleeve ring (1), the conical ring (29) is in threaded connection with the trapezoidal inner wall of the mounting sleeve ring (1), an internal thread sleeve (7) is in threaded connection with the external thread of the mounting sleeve ring (1), one end of the deformation rod (31) penetrates out of the internal thread sleeve (7) and is in sliding connection with the internal thread sleeve (7), the inner wall of the internal thread sleeve (7) is attached to one side of the hexagonal ring (6), reinforcing rods (9) are respectively screwed in the two threaded sleeves (8), a displacement block (14) is sleeved at the other end of the deformation rod (31), two through holes (30) are symmetrically arranged on the displacement block (14), the axle center of each through hole (30) is opposite to that of the corresponding reinforcing rod (9), the other end of each reinforcing rod (9) penetrates through the corresponding through hole (30), a water-absorbing sponge (15) is sleeved on each reinforcing rod (9), the water-absorbing sponge (15) is arranged in the corresponding through hole (30), a limiting block (13) is fixedly connected to each reinforcing rod (9), one side of each limiting block (13) is attached to one side of the corresponding displacement block (14), a cushion block (16) is sleeved on each reinforcing rod (9), the cushion block (16) is annular, the cushion block (16) is in interference fit with the corresponding reinforcing rod (9), and one side of the cushion block (16) is attached to the other side of the corresponding displacement block (, the reinforcing rod (9) is sleeved with a compression spring (17), the reinforcing rod (9) penetrates through a through hole (30) and is connected with a nut (18) in a threaded manner, the compression spring (17) is arranged between the nut (18) and a cushion block (16), a protective sleeve (19) is sleeved outside the installation sleeve ring (1) and the displacement block (14), the deformation rod (31) penetrates through the protective sleeve (19) and is in sliding connection with the protective sleeve, one end of the protective sleeve (19) is connected with a sealing cover (20) in a threaded manner, the deformation rod (31) penetrates through the sealing cover (20) and is in sliding connection with the sealing cover, two opposite ends of the two reinforcing rods (9) are fixedly connected with two first arc-shaped box bodies (10) respectively, the two first arc-shaped box bodies (10) are arranged oppositely, the two first arc-shaped box bodies (10) have the same size and shape radians, and two second arc-shaped box bodies (12) are fixedly connected, the arc-shaped sealing device is characterized in that the radian of the first arc-shaped box body (10) is the same as that of the second arc-shaped box body (12), the radian of the two second arc-shaped box bodies (12) is the same, the deformation rod (31) is arranged between the two second arc-shaped box bodies (12) and is in fit arrangement with the inner arc surfaces of the two second arc-shaped box bodies (12), the plurality of arc-shaped rods (11) are uniformly and fixedly connected in the first arc-shaped box body (10), the arc-shaped piston (22) is in sliding connection in the first arc-shaped box body (10), the plurality of arc-shaped rods (11) penetrate through the arc-shaped piston (22) and are in sliding connection with the arc-shaped piston (22), sealing rubber (28) is arranged at the joint of the arc-shaped rods (11) and the arc-shaped piston (22), the sealing rubber (28) is fixedly connected with the arc-shaped piston (22), a reset spring (21) is sleeved on the arc-shaped rod (11), and the reset, reset spring (21) one end and arc piston (22) one end fixed connection, bottom surface fixed connection in reset spring (21) other end and first arc box (10) one side, second arc box (12) one side bottom fixedly connected with liquid feeding pipe (26), fixed mounting has the valve on liquid feeding pipe (26), fixedly connected with U type pipe (24) between second arc box (12) one side bottom and first arc box (10) one side bottom, fixed mounting has check valve (23) in U type pipe (24), U type pipe (24) are violently managed fixed mounting and are had flowmeter (25), protective sleeve (19) one side fixed mounting has alarm (27).
2. A rod system structure deformation sensor according to claim 1, wherein: the protective sleeve (19) is electrically connected with the alarm (27) through a circuit and is electrically connected with an external power supply through a circuit.
3. A rod system structure deformation sensor according to claim 1, wherein: the second arc-shaped box body (12) is made of natural rubber, and the surface of the second arc-shaped box body is coated with polyurethane.
4. A rod system structure deformation sensor according to claim 1, wherein: the fixing ring (5) and the hexagonal ring (6) are integrally formed through casting.
5. A rod system structure deformation sensor according to claim 1, wherein: the joint of the installation lantern ring (1) and the displacement block (14) and the protective sleeve (19) is filled with a sealing gasket.
6. A rod system structure deformation sensor according to claim 1, wherein: the protective sleeve (19) is made of a manganese alloy material and has good heat insulation performance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910444928.1A CN110132187B (en) | 2019-05-27 | 2019-05-27 | Rod system structure deformation sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910444928.1A CN110132187B (en) | 2019-05-27 | 2019-05-27 | Rod system structure deformation sensor |
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| Publication Number | Publication Date |
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| CN110132187A CN110132187A (en) | 2019-08-16 |
| CN110132187B true CN110132187B (en) | 2021-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910444928.1A Active CN110132187B (en) | 2019-05-27 | 2019-05-27 | Rod system structure deformation sensor |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH041501A (en) * | 1990-04-18 | 1992-01-07 | Nippondenso Co Ltd | Deformed posture measuring instrument for coil spring |
| CN2539142Y (en) * | 2002-05-14 | 2003-03-05 | 徐刚 | Vibrating string type displacement sensor |
| CN204594425U (en) * | 2015-02-03 | 2015-08-26 | 中国长江三峡集团公司 | A kind of device of continuous coverage surrounding rock of chamber distortion |
| CN105612410A (en) * | 2013-11-08 | 2016-05-25 | 莱恩特拉公司 | Sensor for monitoring rheologically complex flows |
| CN206037986U (en) * | 2016-08-26 | 2017-03-22 | 招商局重庆交通科研设计院有限公司 | Tunnel surrouding rock deformation monitoring and early warning system |
-
2019
- 2019-05-27 CN CN201910444928.1A patent/CN110132187B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH041501A (en) * | 1990-04-18 | 1992-01-07 | Nippondenso Co Ltd | Deformed posture measuring instrument for coil spring |
| CN2539142Y (en) * | 2002-05-14 | 2003-03-05 | 徐刚 | Vibrating string type displacement sensor |
| CN105612410A (en) * | 2013-11-08 | 2016-05-25 | 莱恩特拉公司 | Sensor for monitoring rheologically complex flows |
| CN204594425U (en) * | 2015-02-03 | 2015-08-26 | 中国长江三峡集团公司 | A kind of device of continuous coverage surrounding rock of chamber distortion |
| CN206037986U (en) * | 2016-08-26 | 2017-03-22 | 招商局重庆交通科研设计院有限公司 | Tunnel surrouding rock deformation monitoring and early warning system |
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| CN110132187A (en) | 2019-08-16 |
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