KR102294291B1 - Apparatus for Measuring Ground Displacement - Google Patents

Abstract

The present invention is a multi-displacement measuring instrument that enables easy measurement of the displacement of a structure installed on the ground or underground, without installing a plurality of sensors, in the gravity direction, lateral direction, and torsion direction of the structure. It relates to a device, and its characteristic configuration is that the front body and the rear body are installed to move up, down, left, and right by the connection body, and a vertical sensor is installed so as to be connected to the connection body and the front body in a vertical direction Displacement measurement is possible, and a horizontal detection sensor is installed to connect the connection body and the rear body, so that horizontal displacement measurement is possible. It is configured to include a sensor connection part composed of the connection body, the front body, and the rear body to enable torsion displacement measurement, and three sensors installed in the sensor connection part, and the sensor connection part is at least one ground or underground fixture at regular intervals. It is fixed to the structure and is configured to measure the displacement of the structure.

Description

Apparatus for Measuring Ground Displacement

The present invention relates to a measuring device for measuring multiple displacements, and more particularly, when measuring the displacement of a structure installed on the ground or underground, the displacement in the gravity direction, the lateral direction, and the twist direction of the structure without installing a plurality of sensors It relates to a measuring device for measuring multiple displacements that can easily measure .

Displacement measurement refers to measuring to monitor the ground behavior around large-scale construction sites or structures such as dams, rails, and buildings.

Such displacement measurement generally detects subsidence or distortion of the surface, and for this purpose, a device capable of measuring displacement has been proposed and used.

For example, as in document (1), a displacement measuring device capable of measuring the displacement of a structure according to a detected inclination signal by installing a plurality of measuring sensors on an object to be measured has been proposed in the prior art, and document (2) As in, a displacement measuring method capable of measuring the displacement of a structure by installing a plurality of underground inclinometers capable of measuring the displacement angle of the structure has been proposed.

However, conventional displacement measuring methods and measuring devices such as literature (1) and literature (2) can measure displacement such as subsidence or distortion of the surface only when a plurality of measurement sensors are installed in the place where the displacement of the structure is to be measured. There was a problem that unnecessary installation cost increased, and in order to detect gravity direction, lateral direction, and distortion, each sensor that can detect them must be installed on the target object to measure the displacement of the structure, and even in this case, the displacement of the structure It was difficult to measure quickly and easily.

In addition, since the conventional displacement measuring device is made of an angle sensor, etc., it is mostly limited to measuring the displacement that varies in the direction of gravity. It was a difficult thing to do.

(1) Republic of Korea Patent No. 10-0708781 (2007.04.11) (2) Republic of Korea Patent No. 10-1162918 (June 29, 2012)

The present invention has been devised to solve the above-described problems, and the objects of the present invention are as follows.

First, it is installed on the structure to measure displacement, so that displacement in the direction of gravity, lateral direction, and twisting direction can be easily measured.

Second, it is possible to increase the displacement measurement efficiency of a structure without needlessly increasing the number of sensors installed to measure displacement.

Third, in order to increase the displacement measurement efficiency, it is possible to reduce the overall manufacturing cost for manufacturing the displacement measuring device by preventing an increase in the size and number of the measuring sensor installed in the structure and each component connected thereto.

Fourth, it can be simply installed and used on the surface of the structure without creating an installation environment such as a hole in the structure.

Fifth, it is possible to easily measure the displacement in the direction of gravity, the lateral direction, and the twisting direction of the structure without a complicated configuration, thereby securing high economic efficiency compared to the installation cost.

Sixth, through the convenience of installation and use, it is possible to shorten the construction period and prevent an increase in overall work costs such as labor costs.

In order to achieve the above object, the present invention is installed so that the front body and the rear body are moved up, down, left, and right by the connection body, and a vertical sensor is installed so as to be connected to the connection body and the front body, so that the vertical displacement Measurement is possible, and a horizontal detection sensor is installed to connect the connection body and the rear body, so that horizontal displacement measurement is possible. It is configured to include a sensor connection part consisting of the connection body, the front body, and the rear body to enable displacement measurement, and three sensors installed in the sensor connection part, and the sensor connection part is at least one or more ground or underground fixtures at regular intervals. It may be fixed and configured to measure the displacement of the structure.

At this time, the connecting body, the front body, and the rear body are installed inside the cylindrical outer housing, and a cylindrical support line connector to which a support line is connected is coupled to the front surface of the front body, and the connecting body is a bolt hole formed on the upper surface and It may be configured to include a vertical hole, a fixed hole and a horizontal ball formed on the side.

In addition, a front cover is coupled to the connection portion of the outer housing and the support line connector, a connection joint is coupled to the rear surface of the outer housing, and a coupling groove is formed in the front center of the connection joint to which the rear body is detachably coupled, At a position adjacent to the coupling groove, an insertion groove into which a PCB substrate electrically connected to the horizontal detection sensor, the vertical detection sensor, and the rotation sensor is inserted may be formed.

In addition, the sensor is installed at the connection portion of the connection body and the rear body, a horizontal sensor for detecting the lateral movement of the connection body and the rear body, and is installed at the connection portion of the connection body and the front body to the connection body and the front It may be configured to include a vertical sensor for detecting the movement in the direction of gravity of the body, and a rotation sensor installed at the connection portion of the front body and the support wire connector to detect distortion of the support wire connector.

And the front body has a plurality of connection grooves and rotation grooves forming a ring shape on the outer rim, a cylindrical projection having a fixing groove formed in the center of the front inner side, and a rear surface of the projection to surround the left and right sides of the connection body It may be configured to include a pair of support protrusions protruding from and having a seating hole formed in a portion corresponding to the horizontal hole, and a fastening hole communicating with the seating hole at an end in close contact with the connection body.

In addition, the rear body has a seating groove formed on the upper portion of the outer rim, and a cylindrical connecting plate having an insertion protrusion coupled to the engaging groove protruding from the rear surface, and the front surface of the connecting plate so as to surround the upper and lower portions of the connecting body It is provided with a protrusion, a connection hole is formed in a portion corresponding to the vertical hole, and an end in close contact with the connection body may include a pair of connection protrusions having an insertion hole communicating with the connection hole.

In addition, the horizontal sensor has a bar shape inserted into the vertical hole, a horizontal coupling hole is formed on the upper surface, a horizontal joint pin having a plurality of horizontal pin holes formed in a portion corresponding to the insertion hole, and an upper end of the horizontal joint pin A first rotation hole to be coupled is formed, and a horizontal adjustment plate having a first guide groove having an open side open in a portion opposite to the first rotation hole is provided at the bottom, and a fitting protrusion corresponding to the horizontal coupling hole is provided at the bottom. A horizontal sensor to which the upper end of the horizontal joint pin coupled to the hole is coupled, and a horizontal guide pin having a first through hole corresponding to the bolt hole formed in the inner center to be seated in the first guide groove and bolted to the bolt hole. can be configured.

In addition, the vertical sensor has a bar shape inserted into the horizontal hole, a vertical coupling hole is formed on one surface, a vertical joint pin having a plurality of vertical pin holes formed in a portion corresponding to the fixing hole, and one end of the vertical joint pin A second rotation hole to be coupled is formed, and a vertical regulating plate having a second guide groove having an open side open at a portion corresponding to the second rotation hole is provided at one end, and a fitting protrusion corresponding to the vertical coupling hole is provided at one end. A vertical sensor coupled to cover one side of the vertical control plate coupled to the hole, and a second through hole corresponding to the fixing hole are formed in the inner center of the vertical guide pin to be bolted to the fixing hole to be seated in the second guide groove. may be included.

In addition, in the rotation sensor, a third rotation hole corresponding to the fixing groove is formed, a distortion control plate having a third guide groove having one side open in a portion corresponding to the third rotation hole, and fitting corresponding to the fixing groove A protrusion is provided at one end and is coupled to cover one side of the twist control plate in close contact with one side of the fixing groove, and a third through hole is formed in the inner center of the third through hole through a bolt fastened to the third through hole. It may be configured to include a twisting guide pin seated in the guide groove and coupled to one side of the support line connector.

In addition, the support wire connector includes a support wire insertion groove formed in the inner center, a plurality of support holes formed in a plurality of upper longitudinal directions in communication with the support wire insertion groove, and a locking hole formed in an upper longitudinal direction opposite to the support hole, and the A support pin that is fastened to the support hole to fix the support wire inserted into the support wire insertion groove, and a rotation pin that engages the rotation groove after being inserted into the locking hole to couple the support wire connector to rotate around the front body. can

The present invention as described above can obtain the following effects.

First, by installing it on a structure to measure displacement, it is possible to easily measure the displacement in the gravitational direction, the lateral direction, and the warping direction.

Second, it is possible to increase the displacement measurement efficiency of a structure without needlessly increasing the number of sensors installed in order to measure displacement.

Third, it is possible to reduce the overall manufacturing cost for manufacturing the displacement measuring device by preventing the increase in the size and number of the measuring sensor installed in the structure and each component connected thereto to increase the displacement measuring efficiency.

Fourth, it can be simply installed and used on the surface of the structure without creating an installation environment such as a hole in the structure.

Fifth, it is possible to secure high economic efficiency compared to the installation cost by configuring the structure to easily measure the displacement in the direction of gravity, the lateral direction, and the twisting direction without a complicated configuration.

Sixth, through the convenience of installation and use, it is possible to shorten the construction period and prevent an increase in overall operating costs such as labor costs.

1 is a combined perspective view showing a combined state of the measuring device for multiple displacement measurement according to the present invention.
Figure 2 is a combined perspective view showing the coupling state of the sensor connection of the measuring device for multiple displacement measurement according to the present invention.
Figure 3 is another combined perspective view showing a combined state of the measuring device for multiple displacement measurement according to the present invention.
Figure 4 is another combined perspective view showing a combined state of the measuring device for multiple displacement measurement according to the present invention.
5 is an enlarged perspective view of the main part showing the coupling state of the sensor connection part of the measuring device for multiple displacement measurement according to the present invention.
6 is a combined perspective view of a measuring device for measuring multiple displacements according to the present invention.
7 is a perspective view showing a transverse operation state of the measuring device for measuring multiple displacements according to the present invention.
8 is a perspective view showing an operating state in the direction of gravity of the measuring device for measuring multiple displacements according to the present invention.
9 is a perspective view showing a twisting operation state of the measuring device for multiple displacement measurement according to the present invention.
Figure 10 is a state diagram showing the installation state of the measuring device for multiple displacement measurement according to the present invention.

The terms or words used in the present specification and claims are not to be construed as being limited in their ordinary or dictionary meanings, but 'the inventor may properly define the concept of the term in order to best describe his invention. It should be interpreted as meaning and concept consistent with the technical idea of the present invention based on the principle of 'can be'.

In addition, the embodiments described in this specification and the configurations shown in the drawings are merely preferred embodiments of the present invention, and do not represent all the technical ideas of the present invention, so they can be substituted at the time of the present application It should be understood that there may be various equivalents and variations.

Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the accompanying drawings.

1 to 6, the front body 22 and the rear body 23 are installed to move up, down, left and right by the connecting body 21, the connecting body 21 A vertical sensor 40 is installed so as to be connected to the front body 22 and vertical displacement measurement is possible, and a horizontal sensor 30 is installed to connect the connection body 21 and the rear body 23. Horizontal displacement measurement is possible, and a rotation sensor 60 is installed on the front side of the front body 21 to detect the distortion of the front body 21 and the support wire connector 50 so that the twist displacement can be measured. (21), the front body 22, the rear body 23, the sensor connection unit 20 composed of, and consists of three sensors installed in the sensor connection unit 20, the sensor connection unit 20 is a certain It is configured to measure the displacement of the structure fixed to at least one or more ground or underground fixtures at intervals.

At this time, the connection body 21, the front body 22, and the rear body 23 are installed inside the cylindrical outer housing 10, and a support line 55 is connected to the front side of the front body 22. A cylindrical support line connector 50 is coupled to be configured, and the connection body 21 includes a bolt hole 21a and a vertical hole 21b formed on the upper surface, and a fixing hole 21c and a horizontal hole formed on the side surface. (21d) is included.

And a front cover 70 is coupled to a connection portion between the outer housing 10 and the support wire connector 50, and a connection joint 80 is coupled to the rear surface of the outer housing 10, and the connection In the joint 80, a coupling groove 81 to which the rear body 23 is detachably coupled is formed in the front center, and the horizontal sensor 30 and the vertical sensor 40 are located adjacent to the coupling groove 81. , an insertion groove 82 into which the PCB substrate 83 electrically connected to the rotation sensor 60 is inserted is formed.

The connection body 21 is formed in a box shape so that the front body 22 is rotatably coupled to the front side, and the rear body 23 is rotatably coupled to the portion opposite to the coupling direction of the front body 22 configured to be combined.

To this end, the connection body 21 is configured by forming a bolt hole 21a and a vertical hole 22b on the upper surface, and a fixing hole 21c and a horizontal hole 21d on the side surface thereof.

In addition, the front body 22 has a plurality of connection grooves 22a-1 and a rotation groove 22a-2 forming a ring shape on the outer edge, and a fixing groove 22a-3 is formed in the front inner center. A cylindrical protrusion (22a) and a protrusion provided from the rear surface of the protrusion (22a) to surround the left and right sides of the connection body (21), and a seating hole (22b-1) in a portion corresponding to the horizontal hole (21d) is formed, and an end portion in close contact with the connecting body 21 includes a pair of support protrusions 22b having a fastening hole 22b-2 communicating with the seating hole 22b-1.

As shown in FIGS. 1 to 4 , the protrusion 22a is formed in a cylindrical shape in which a connection groove 22a-1 and a rotation groove 22a-2 are formed on the outer edge.

In this configuration, when the support wire connector 50 is coupled to surround the outer side of the protrusion 22a, the protrusion 22a and the support wire connector through the contact ring 92 fastened to the connection groove 22a-1. It is to prevent the penetration of water or various foreign substances into the connection part of (50), and the rotation pin (55) corresponding to the rotation groove (22a-2) is configured to be provided inside the support wire connector (50), When the support line connector 50 is coupled to surround the outside of the protrusion 22a, the rotation pin 55 is coupled to the rotation groove 22a-2 and moves along the formation direction of the rotation groove 22a-2. It is configured to be combined as much as possible.

To describe this configuration in more detail, in order to achieve the above coupling, the support wire connector 50 has a support wire insertion groove 51 formed in the inner center, and a plurality of support wire insertion grooves 51 formed in the upper longitudinal direction to communicate with the support wire insertion groove 51 . a plurality of support holes 52 to be formed, a locking hole 53 formed in the upper longitudinal direction opposite to the support hole 52, and the support hole 52 and inserted into the support line insertion groove 51 The support pin 54 for fixing the support wire 55 and the support wire connector 50 are rotated around the front body 22 after being inserted into the locking hole 53 and caught in the rotation groove 22a-2. It is configured to include a rotating pin 55 for coupling.

Accordingly, when the support wire connector 50 is coupled to the front surface of the front body 22 as in FIGS. 1 to 5 , the rotation pin is inserted into the locking hole 53 of the support wire connector 50 . (55) is configured to be caught in the rotation groove (22a-2) of the front body 22, while preventing the coupling of the front body 22 and the support line connector 50 from being separated while focusing on the front body 22 It is coupled to enable rotation of the support wire connector (50).

In addition, the support protrusion 22b is provided to protrude toward the rear surface of the protrusion hole 22a and is coupled to surround the left and right sides of the connection body 21 .

At this time, the support protrusion 22b is configured by forming a seating hole 22b-1 in a portion corresponding to the horizontal hole 21d of the connection body 21, and the seating hole 22b- has the connection body ( 21) and the fastening hole (22b-1) is formed in the direction in close contact with the configuration.

In this configuration, when the connection body 21 and the front body 22 are to be coupled, the horizontal hole 21d of the connection body 21 and the seating hole 22b-1 of the front body 22b-1 are After forming a corresponding position, the connection body 21 and the front body 22 are rotatably coupled by coupling a pin or the like to the seating hole 22b-1.

In addition, even when the connection body 21 and the front body 22 are coupled, the front body 22 coupled to the connection body 21 moves up and down based on the coupling portion with the connection body 21 . It is joined so that it can be moved.

And as shown in FIGS. 1 to 5 , the rear body 23 has a seating groove 23a-1 formed on the upper outer edge thereof, and an insertion protrusion 23a-2 coupled to the coupling groove 81 on the rear surface. ) is provided protruding from the front surface of the connecting plate 23a to surround the upper and lower portions of a cylindrical connecting plate 23a and the connecting body 21, and in a portion corresponding to the vertical hole 21b A pair of connecting protrusions 23b are formed with a connecting hole 23b-1, and an insertion hole 23b-2 communicating with the connecting hole 23b-1 is formed at an end in close contact with the connecting body 21. is comprised of

The connecting plate (23a) has an insertion protrusion (23a-2) detachably coupled to the coupling groove (51) of the connecting joint (80) on one side, and one end is detachably coupled to the connecting joint (80). As shown in FIGS. 1 to 4 , the connecting protrusion 23b is connected to the vertical hole ( 21b) and the connection hole 23b-1 formed in the corresponding portion, a pin, etc. is coupled to allow movement in the left and right directions based on the portion coupled with the vertical hole 21b of the connection body 21. .

In addition, the horizontal sensor 30 has a bar shape inserted into the vertical hole 21b, a horizontal coupling hole 31a is formed on the upper surface, and a plurality of portions corresponding to the insertion hole 23b-2 A horizontal joint pin 31 having a horizontal pin hole 31b formed therein and a first rotation hole 32a to which an upper end of the horizontal joint pin 31 is coupled are formed, and a portion facing the first rotation hole 32a A horizontal adjustment plate 32 having a first guide groove 32b with one open side formed therein, and a fitting protrusion 33a corresponding to the horizontal coupling hole 31a are provided at the lower end, and are provided in the first rotation hole 32a. A horizontal sensor 33 coupled to cover the upper portion of the combined horizontal control plate 32, and a first through hole 34a corresponding to the bolt hole 21a are formed in the inner center of the first guide groove 32b ) is configured to include a horizontal guide pin 34 coupled with a bolt (P) to the bolt hole (21a) to be seated.

In the above configuration, as described above, when the rear body 23 and the connecting body 21 are to be connected, the rear body 23 and the connecting body 21 are connected through the horizontal sensor 30 It is structured to be connected.

That is, the horizontal joint pin 31 inserted into the connection hole 23b-1 by inserting the horizontal joint pin 31 into the connection hole 23b-1 of the connection protrusion 23b is connected to the body 21 The bolt (P) inserted into the horizontal pin hole (31b) formed in the horizontal joint pin (31) is inserted through the vertical hole (21b) of the rear body (23), and the insertion hole (23b) is formed By being coupled to (23b-2), the rear body 23 is coupled to achieve left and right movement around the horizontal joint pin 31 coupled to the vertical hole 21b of the connection body 21. will become

And the horizontal control plate 32 is formed to be coupled to the horizontal joint pin 31 with the first rotation hole (32a) formed, the first guide groove (32b) is opposite to the first rotation hole (32a) It is formed in an open form with one side in the direction.

In addition, the horizontal sensor 33 is configured such that the upper portion of the horizontal joint pin 31 coupled to the first rotation hole 32a of the horizontal adjustment plate 32a with a fitting protrusion 33a provided at the lower end is coupled.

In addition, the horizontal guide pin 34 is formed with a first through hole (34a) corresponding to the bolt hole (21a) of the connection body (21) is fastened to the first through hole (34a) bolt (P) It is coupled to the upper portion of the bolt hole 21 through the.

At this time, the horizontal guide pin 34 is coupled to be positioned between the first guide grooves 32b of the horizontal adjustment plate 32 as shown in FIGS. 1 to 4 .

Through the above configuration, when the rear body 23 moves as shown in FIG. 7 around the coupling portion with the connecting body 21 , the horizontal sensor 33 detects this movement and is measured A plurality of measuring devices installed in the water can measure the displacement changed in the lateral direction.

In addition, the vertical sensor 40 has a bar shape inserted into the horizontal hole 21d, a vertical coupling hole 41a is formed on one surface, and a plurality of vertical pin holes are formed in a portion corresponding to the fixing hole 21c. A second rotation hole 42a to which the vertical joint pin 41 is formed and one end of the vertical joint pin 41 is coupled is formed, and a portion corresponding to the second rotation hole 42a has one side The open second guide groove 42b is formed with a vertical regulating plate 42, and a fitting protrusion 43a corresponding to the vertical coupling hole 41a is provided at one end and is coupled to the second rotation hole 42a. A vertical sensor 43 coupled to cover one side of the vertical adjustment plate 42 and a second through hole 44a corresponding to the fixing hole 21c are formed in the inner center of the second guide groove 42b. It is configured to include a vertical guide pin 44 coupled with a bolt (P) to the fixing hole (21a) to be seated.

In this configuration, when the front body 22 and the connection body 21 are to be connected, the front body 22 and the connection body 21 are configured to be connected through the configuration of the vertical sensor 40. .

In this case, the vertical joint pin 41 inserted into the seating hole 22b-1 by inserting the vertical joint pin 41 into the seating hole 22b-1 of the support protrusion 22b is connected to the body 21 of the connecting body 21. It is coupled to pass through the horizontal hole 21d, and by coupling the bolt P inserted into the fastening hole 22b-2 with a plurality of vertical pin holes 41b formed in the vertical joint pin 41 to be fastened, the It is to be coupled such that the front body 22 moves up and down around the vertical joint pin 41 coupled to the horizontal hole 21d of the connecting body 21 .

In addition, the vertical control plate 42 is formed such that the vertical joint pin 41 is coupled to the formed second rotation hole 42a, and the second guide groove 42b is opposite to the second rotation hole 42a. It is formed in an open form with one side in the direction.

And the vertical sensor 43 is configured such that one end of the vertical joint pin 41 is coupled to the fitting protrusion 43a provided at one end.

In addition, the vertical guide pin 44 is formed with a second through hole 44a corresponding to the fixing hole 21c of the connection body 21, and a bolt (P) fastened to the second through hole 44a. It is coupled to one side of the fixing hole (21C) through.

This is coupled so that the vertical guide pin 43 is positioned inside the second guide groove 42b of the vertical adjustment plate 42 .

Through this configuration, when the front body 22 moves around the coupling portion with the connection body 21 as shown in FIG. 8 , the vertical sensor 43 detects this movement and is measured A plurality of measuring devices installed in the water will be able to measure the displacement in the direction of gravity.

In addition, the rotation sensor 60 has a third rotational hole 61a corresponding to the fixing groove 22a-3, and a third rotational hole 61a having one side open in a portion corresponding to the third rotation hole 61a. A twist control plate 61 having a guide groove 61b formed thereon, and a fitting protrusion 62a corresponding to the fixing groove 22a-3 are provided at one end of the distortion control plate in close contact with one side of the fixing groove 22a-3. A twist sensor 62 coupled to cover one side of 61, and a third through-hole 63a is formed in the inner central portion through a bolt P fastened to the third through-hole 63a through the third It is seated in the guide groove (61b) and is configured to include a twisting guide pin (63) coupled to one side of the support line connector (50).

In this configuration, the rotation sensor 60 is installed at the coupling portion between the front body 22 and the support wire connector 50 .

This is, as shown in FIGS. 1 to 5, after positioning the third rotation hole 61a of the twist control plate 61 to form a position corresponding to the fixing groove 22a-3 of the front body 22, The fitting protrusion 62a of the twist sensor 62 passes through the third rotation hole 61a and is configured to be coupled to the fixing groove 22a-3.

In addition, after positioning the twist guide pin 63 so as to be located inside the third guide groove 61b of the twist control plate 61, the third through hole 63a formed in the twist guide pin 63 is bolted ( It is configured such that the twist guide pin 63 is coupled to the support wire connector 50 by fastening P).

Through the above configuration, the rotation sensor 60 is provided at the connection portion between the front body 22 and the support line connector 50, and as shown in FIG. 9, the support line around the coupling portion of the front body 22 When the connector 50 rotates, the twist sensor 62 detects such a movement, and a plurality of measuring devices installed on the measurement object are twisted to easily measure the changed displacement.

In addition, as described, the measured values measured through the horizontal detection sensor 30, the vertical detection sensor 40, and the rotation sensor 60 are transmitted to the PCB substrate provided in the connection joint 80, and then Transmission is made to an external measuring device through the cable 90 connected to the PCB board.

In addition, as shown in FIG. 10 , a fixing means 91 for fixing the outer housing 10 to the object to be measured is further coupled to the outer housing 10 .

Although the present invention has been shown and described with reference to specific embodiments, it is recognized in the art that various improvements and modifications can be made without departing from the spirit or scope of the present invention as provided by the following claims. It will be apparent to those of ordinary skill in the art.

10: outer housing
20: sensor connection 21: connection body
21a: bolt hole 21b: vertical hole
21c: fixed hole 21d: horizontal hole
22: front body 22a: protrusion
22a-1: connection groove 22a-2: rotation groove
22a-3: fixing groove 22b: support protrusion
22b-1: seating hole 22b-2: fastening hole
23: rear body 23a: connection plate
23a-1: seating groove 23a-2: insertion protrusion
23a-2a: support hole 23b: connecting projection
23b-1: connection hole 23b-2: insertion hole
30: horizontal detection sensor 31: horizontal joint pin
31a: horizontal coupling hole 31b: horizontal pin hole
32: leveling plate 32a: spinning hole
32b: first guide groove 33: horizontal sensor
33a, 43a, 62a: fitting projection 34: horizontal guide pin
34a: first through hole 40: vertical detection sensor
41: vertical joint pin 41a: vertical joint hole
41b: vertical pin hole 42: vertical adjustment plate
42a: second rotation hole 42b: second guide groove
43: vertical sensor 44: vertical guide pin
44a: second through hole 50: support line connector
51: support line insertion groove 52: support hole
53: catch ball 54: support pin
55: rotation pin 60: rotation sensor
61: twist control plate 61a: third rotation hole
61b: third guide groove 62: twist sensor
63: twist guide pin 63a: third through hole
70: front cover 80: connecting joint
81: coupling groove 81a: coupling hole
82: insertion groove 83: PCB board
90: cable 91: fixing means
92: contact ring

Claims (10)

A vertical sensor ( 40) is installed to measure displacement in the vertical direction, and a horizontal sensor 30 is installed to connect the connection body 21 and the rear body 23 to measure displacement in the horizontal direction, and the front body 22 ), a rotation sensor 60 is installed on the front side of the connection body 21, the front body 22, the rear body ( 23) is configured to include a sensor connection unit 20 and three sensors installed in the sensor connection unit 20,
The sensor connection unit 20 is fixed to at least one or more ground or underground fixtures at regular intervals to measure the displacement of the structure,
The connection body 21, the front body 22, and the rear body 23 are installed inside the cylindrical outer housing 10,
A cylindrical support wire connector 50 to which a support wire 55 is connected is coupled to the front surface of the front body 22,
The connecting body 21 is for multiple displacement measurement, characterized in that it includes a bolt hole (21a) and a vertical hole (21b) formed on the upper surface, and a fixed hole (21c) and a horizontal hole (21d) formed on the side surface measuring device.
delete The method of claim 1,
A front cover 70 is coupled to the connection portion of the outer housing 10 and the support wire connector 50,
A connection joint 80 is coupled to the rear surface of the outer housing 10,
The connecting joint 80 is
A coupling groove 81 to which the rear body 23 is detachably coupled is formed in the front center, and the horizontal sensor 30, the vertical sensor 40, and the rotation sensor 60 are adjacent to the coupling groove 81. ) and an insertion groove (82) into which the PCB board (83) electrically connected is formed and configured.
4. The method of claim 3,
the sensor is
A horizontal sensor 30 installed at the connection portion of the connection body 21 and the rear body 23 to detect the lateral movement of the connection body 21 and the rear body 23;
A vertical sensor 40 installed at the connection portion of the connection body 21 and the front body 22 to detect the movement in the direction of gravity of the connection body 21 and the front body 22;
and a rotation sensor (60) installed at a connection portion between the front body (22) and the support wire connector (50) to detect distortion of the support wire connector (50).
The method of claim 1,
The front body 22 is
A plurality of connection grooves (22a-1) and rotation grooves (22a-2) forming a ring shape are formed on the outer edge, and a cylindrical protrusion hole (22a) in which a fixing groove (22a-3) is formed in the inner center of the front surface,
It is provided protruding from the rear surface of the protrusion 22a so as to surround the left and right sides of the connection body 21, and a seating hole 22b-1 is formed in a portion corresponding to the horizontal hole 21d, and the connection body ( 21) and a pair of support protrusions (22b) formed with a fastening hole (22b-2) communicating with the seating hole (22b-1) at the end in close contact with the measuring device for multiple displacement measurement.
5. The method of claim 4,
The rear body 23 is
A cylindrical connecting plate (23a) having a seating groove (23a-1) formed on the upper portion of the outer rim and having an insertion protrusion (23a-2) coupled to the coupling groove (81) on the rear surface protruding;
It is provided protruding to the front of the connecting plate 23a so as to cover the upper and lower portions of the connecting body 21, and a connecting hole 23b-1 is formed in a portion corresponding to the vertical hole 21b, and the connecting body (21) A measuring device for multiple displacement measurement, characterized in that it includes a pair of connecting protrusions (23b) formed with an insertion hole (23b-2) communicating with the connecting hole (23b-1) at an end in close contact with the (21).
7. The method of claim 6,
The horizontal sensor 30 is
A horizontal joint pin having a bar shape inserted into the vertical hole 21b, a horizontal coupling hole 31a is formed on the upper surface, and a plurality of horizontal pin holes 31b are formed in a portion corresponding to the insertion hole 23b-2. (31) and;
A first rotation hole 32a to which an upper end of the horizontal joint pin 31 is coupled is formed, and a first guide groove 32b having an open side is formed in a portion opposite to the first rotation hole 32a. a throttle 32 and
A horizontal sensor 33 having a fitting protrusion 33a corresponding to the horizontal coupling hole 31a provided at the bottom so that the upper end of the horizontal joint pin 31 coupled to the first rotation hole 32a is coupled;
A horizontal guide pin (P) coupled to the bolt hole (21a) with a bolt (P) so that a first through hole (34a) corresponding to the bolt hole (21a) is formed in the inner center and is seated in the first guide groove (32b) 34), a measuring device for measuring multiple displacements, characterized in that it includes.
5. The method of claim 4,
The vertical sensor 40 is
A vertical joint pin 41 having a bar shape inserted into the horizontal hole 21d, a vertical coupling hole 41a is formed on one surface, and a plurality of vertical pin holes 41b formed in a portion corresponding to the fixing hole 21c. )class,
A second rotation hole 42a to which one end of the vertical joint pin 41 is coupled is formed, and a second guide groove 42b having one side open is formed in a portion corresponding to the second rotation hole 42a. a throttle plate 42, and
A vertical sensor 43 having a fitting protrusion 43a corresponding to the vertical coupling hole 41a provided at one end to cover one side of the vertical adjustment plate 42 coupled to the second rotation hole 42a,
A second through-hole 44a corresponding to the fixing hole 21c is formed in the inner center and is seated in the second guide groove 42b. A vertical guide pin coupled to the fixing hole 21a with a bolt (P) (P) ( 44), a measuring device for measuring multiple displacements, characterized in that it includes.
6. The method of claim 5,
The rotation sensor 60 is
A distortion control plate in which a third rotation hole 61a corresponding to the fixing groove 22a-3 is formed, and a third guide groove 61b having one side open is formed in a portion corresponding to the third rotation hole 61a. (61) and;
The fixing groove (22a-3) and the corresponding fitting projection (62a) is provided at one end of the distortion sensor 62 coupled to cover one side of the distortion control plate 61 in close contact with one side of the fixing groove (22a-3) )Wow,
A third through hole (63a) is formed in the inner center and is seated in the third guide groove (61b) through a bolt (P) fastened to the third through hole (63a) and coupled to one side of the support line connector (50) A measuring device for measuring multiple displacements, characterized in that it comprises a twist guide pin (63).
6. The method of claim 5,
The support wire connector 50 is
A support line insertion groove 51 formed in the inner center, and
A plurality of support holes (52) formed in plurality in the upper longitudinal direction to communicate with the support line insertion groove (51);
A locking hole 53 formed in an upper longitudinal direction opposite to the support hole 52;
a support pin 54 fastened to the support hole 52 to fix the support wire 55 inserted into the support wire insertion groove 51;
After being inserted into the locking hole 53, it is caught in the rotation groove 22a-2, characterized in that it comprises a rotation pin 55 for coupling the support wire connector 50 around the front body 22 to rotate. Instrumentation for multiple displacement measurements.

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