CN112504245A - Leveling device for mounting inclination sensor and mounting method - Google Patents

Abstract

The invention discloses a leveling device and a mounting method for mounting an inclination sensor, which comprise an upper leveling plate, a lower fixing plate, a leveling screw rod, a leveling nut, a supporting rod piece and an L-shaped plate, wherein: the lower fixing plate and the upper leveling plate are triangular plates, and the lower fixing plate is fixed on a structure to be tested through an L-shaped plate and a support rod piece; one end of the leveling screw rod is fixedly welded on the lower fixing plate, and the other end of the leveling screw rod is connected with the upper leveling plate through the leveling screw cap; the leveling screw cap is divided into an upper leveling screw cap and a lower leveling screw cap, and an upper leveling plate is arranged between the two leveling screw caps; the upper leveling plate is used for fixing the inclination sensor, and adjusting the position of each leveling nut on the leveling screw rod up and down, so that the levelness of the inclination sensor can be accurately adjusted. The invention also provides two installation modes of the leveling device on a vertical surface and a horizontal surface, the application range is more flexible, and the measurement error of the sensor caused by the installation posture problem is reduced.

Description

Leveling device for mounting inclination sensor and mounting method

Technical Field

The invention relates to the field of monitoring of inclination of a structure, in particular to a leveling device for installing an inclination sensor and an installation method.

Background

Along with the development of engineering construction technology, the related inclination monitoring is more and more, so that the application field of the inclination sensor is more and more extensive, the inclination sensor is applied to the fields of bridge deflection monitoring, tunnel and dam monitoring, building health monitoring, fan tower barrel monitoring and the like, and the inclination sensor is used as important equipment for health monitoring of various structures, and how to ensure the truth and accuracy of the data is a crucial step. The correct installation mode can avoid generating measurement error, and the installation of the inclination sensor needs to be realized as follows: 1. ensuring that the mounting surface of the inclination sensor is completely abutted against the measured surface, and the measured surface is as horizontal as possible; 2. when the inclination sensor is installed, an included angle cannot be formed between the inclination sensor and a measured surface, and the inclination value measured by approaching to a horizontal plane is more accurate; 3. the mounting surface of the inclined sensor and the measured surface of the inclined sensor are required to be fixed tightly and contacted smoothly, and the measurement error caused by vibration is avoided; 4. the tilt sensor can only be used within a certain range, and tilt data cannot be acquired when the tilt sensor exceeds the range.

When the inclination sensor is required to measure the inclination of a structure, the installation device is often required, but the currently used inclination sensor installation device is mostly installed in a clamp mode, the function is very single, and the installation levelness of the inclination sensor cannot be accurately adjusted, which is a main reason for the inclination sensor not reaching the optimal working state; moreover, most of the existing installation devices for fixing the inclination sensor are temporarily processed on site and then directly used, so that not only the processing precision cannot be guaranteed, but also various problems can be caused more or less when the inclination sensor is installed, and the accuracy of the inclination data measured by the inclination sensor cannot be guaranteed. Therefore, in order to meet the construction requirements, an inclination sensor installation leveling device suitable for monitoring the inclination of a structure is urgently needed, the defects existing in the prior art are overcome, the true accuracy of the measured inclination data is further ensured, and the installation device must be stable in the using process and not easy to loose due to external vibration.

Disclosure of Invention

The invention aims to provide a leveling device for mounting an inclination sensor, which solves the problem that the levelness of the installation of the inclination sensor cannot be adjusted in the prior art.

The second purpose of the invention is to provide a mounting method of a leveling device for mounting an inclination sensor, which is not only suitable for the surface of a structure to be tested to be horizontal, but also suitable for the surface of the structure to be tested to be vertical, and provides two mounting modes, so that the application range is more flexible.

The first object of the present invention is achieved by:

a leveling device for mounting an inclination sensor is characterized in that: the method comprises the following steps: the device comprises an upper leveling plate, a lower fixing plate, a leveling screw rod, a leveling nut and an L-shaped plate, wherein the lower fixing plate and the upper leveling plate are triangular plates with the same shape; the leveling screw cap is divided into an upper leveling screw cap and a lower leveling screw cap, and the upper leveling plate is arranged between the upper leveling screw cap and the lower leveling screw cap; an inclination sensor is fixed in the middle of the upper surface of the upper leveling plate; three corners of the upper leveling plate are respectively provided with a screw rod round hole which is 2mm larger than the leveling screw rod in diameter, and the leveling screw rod can upwards penetrate through the screw rod round holes; a roughly-leveled circular bubble and two accurately-leveled leveling tubes are also arranged on the upper leveling plate and beside the inclination sensor, and the two leveling tubes are mutually vertical and are respectively parallel to the X axis and the Y axis of the inclination sensor; a group of screw holes are respectively arranged in the middle of three side surfaces of the lower fixing plate, one ends of the three groups of L-shaped plates are respectively fixed in the middle of the three side surfaces of the lower fixing plate, and the other ends of the three groups of L-shaped plates are respectively fixed on the surface of a structure to be detected; the positions of the leveling nuts on the leveling screw rods are adjusted up and down, and then the inclination angles of the X axis and the Y axis of the inclination sensor are adjusted.

The invention also comprises a support rod piece, and the lower fixing plate is also fixed on the structure to be measured through the support rod piece; the support rod piece consists of a telescopic screw rod, a hexagonal sleeve and a U-shaped plate, a U-shaped groove, an inner hexagonal screw rod round hole and a hexagonal bolt round hole are arranged on the upper and lower U-shaped plates with the same shape, two inner hexagonal screw rod round holes are arranged on the upper U-shaped plate, the upper U-shaped plate is connected with the lower fixing plate after passing through the inner hexagonal screw rod round holes through the two inner hexagonal screw rods, an inner hexagonal screw rod round hole is arranged on the lower U-shaped plate, and the lower U-shaped plate is connected with the surface of a structure to be tested after passing through the inner hexagonal screw rod round holes through an outer hexagonal screw rod; the outward ends of the upper and lower telescopic screws with the same shape are provided with telescopic screw round holes, and the outer walls of the inward ends of the two telescopic screws are provided with external threads with opposite screw mouths and matched with the internal threads of the hexagonal sleeve; the outward end of the telescopic screw rod extends into a U-shaped groove of the U-shaped plate, the hexagon bolts respectively penetrate through hexagon bolt round holes at the end part of the side wall of the U-shaped plate and telescopic screw rod round holes at the outward end of the telescopic screw rod and then are screwed together with nuts, so that the U-shaped plate is connected with the telescopic screw rod, and after the hexagon bolts are screwed, the telescopic screw rod can freely rotate around the hexagon bolts; the upper end and the lower end of the hexagonal sleeve are respectively in threaded connection with the inward ends of the upper telescopic screw and the lower telescopic screw; after the support rod piece is assembled, when the hexagonal sleeve rotates towards one direction, the extension or the shortening of the support rod piece can be realized; be equipped with a set of screw hole that is used for supporting the member on an angle of bottom plate, on bottom plate, an opposite side for supporting the member screw hole is equipped with two sets of screw holes that are used for fixed "L" template, two sets of positions that are used for the screw hole of fixed "L" template are close to two angles respectively, the one end of two "L" templates and two sets of screw hole fixed connection of reserving respectively above the bottom plate, the one end of supporting the member is connected with a set of screw hole of reserving on two sets of relative bottom plate angles of screw hole above with, the other end of two "L" templates, the other end of supporting the member is fixed connection respectively with the surface on the structure that awaits measuring.

Scales are marked on each leveling tube, and when the air bubbles in each leveling tube are just in the middle of the scales, the leveling plate is in a horizontal state.

Two round holes are formed in two edges of the L-shaped plate, and can be fixed on the surfaces of the lower fixing plate and the structure to be tested by using bolts, so that the lower fixing plate and the structure to be tested are fixed more firmly.

The second object of the invention is achieved by:

the utility model provides an installation method for inclination sensor's levelling device for installation, according to the actual conditions in scene, pre-buried the pre-buried awl of climbing of fixing this levelling device on the structure that awaits measuring in advance, when the structure that awaits measuring is the horizontal plane, concrete step is as follows:

A. firstly, respectively connecting one ends of three L-shaped plates with three groups of reserved screw holes in the middle of three side surfaces of a lower fixing plate, and respectively connecting and fastening the other ends of the three L-shaped plates with three embedded creeping cones on a structure to be detected;

B. the leveling screw caps are divided into an upper leveling screw cap and a lower leveling screw cap, the three lower leveling screw caps are respectively screwed to half positions of the three leveling screw rods, then an upper leveling plate is placed on the three leveling screw rods, the three lower leveling screw caps support the upper leveling plate, the positions of the lower leveling screw caps are adjusted up and down, and air bubbles in two level pipes on the upper leveling plate are positioned in the middle of scales, so that the leveling of the upper leveling plate can be completed;

C. and finally, screwing the upper leveling nut onto the leveling screw rod, screwing the upper leveling nut and the upper leveling plate, and fixing the inclination sensor on the upper leveling plate by using the inner hexagonal screw rod.

Or, the invention provides an installation method for installing a leveling device by an inclined sensor, according to the actual situation on site, an embedded creeping cone for fixing the leveling device is embedded in advance on a structure to be tested, and when the structure to be tested is vertical, the concrete steps are as follows:

A. firstly, respectively connecting one end of each of two L-shaped plates with two groups of reserved screw holes on a lower fixing plate, connecting one end of a support rod piece with one group of reserved screw holes on one corner of the lower fixing plate opposite to the two groups of reserved screw holes on the upper fixing plate, respectively connecting and fastening the other ends of the two L-shaped plates and the support rod piece with an embedded creeping cone on a structure to be tested, rotating a hexagonal sleeve in the support rod piece clockwise or anticlockwise, and further adjusting the length of the support rod piece to keep the lower fixing plate horizontal;

B. the leveling screw cap is divided into an upper leveling screw cap and a lower leveling screw cap, the three lower leveling screw caps are respectively screwed into half positions of the three leveling screws, then an upper leveling plate is placed on the three leveling screws, the three leveling screws support the upper leveling plate, the upper leveling screw caps are respectively screwed into the three leveling screws, the lower leveling screw cap, the upper leveling plate and the upper leveling screw cap are connected with the leveling screws, the positions of the lower leveling screw caps are adjusted up and down, and air bubbles in two leveling pipes on the upper leveling plate are positioned in the middle of scales, so that the leveling of the upper leveling plate can be finished;

C. and finally, screwing the upper leveling nut, fixing the upper leveling plate, and fixing the inclination sensor on the upper leveling plate by using an inner hexagonal screw.

Compared with the prior art, the invention has the advantages that:

1. the invention is not only suitable for the surface of the structure to be measured to be horizontal, but also suitable for the surface of the structure to be measured to be vertical, provides two mounting modes, and has more flexible application range;

2. according to the invention, the upper leveling plate is provided with not only the circular bubble for rough leveling, but also two mutually perpendicular leveling tubes for precise leveling, and scales are arranged on the leveling tubes, so that the X-axis and Y-axis inclination visualization can be realized, and the measurement accuracy of the inclination sensor is ensured;

3. according to the invention, the positions of the leveling nuts on the leveling screw rods are adjusted up and down, so that the levelness of the tilt sensor is accurately adjusted, and the measurement error of the tilt sensor caused by the installation posture problem is reduced;

4. the connecting positions of the invention are all welded or connected by bolts, so that the stability of the mounting device in the monitoring process is ensured, and the looseness caused by external vibration is not easy to occur.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the present invention in horizontal installation and disassembly;

FIG. 3 is a schematic view of the present invention in vertical installation and disassembly;

FIG. 4 is a schematic view of the support bar of the present invention;

FIG. 5 is a schematic view of a level tube of the present invention.

Detailed Description

The present invention will be described in further detail with reference to examples.

Referring to fig. 1, a leveling device for an inclination sensor installation of the present invention includes: bottom plate 1, upper leveling board 2, leveling screw 3, leveling nut 4, brace member 5, "L" template 6, wherein, bottom plate 1 and upper leveling board 2 are the triangle-shaped board that the shape is the same, and bottom plate 1 is fixed on the surface of the structure that awaits measuring through "L" template 6 and brace member 5, wherein: one end of the supporting rod 5 is fixed on the corner of the lower fixing plate 1 through an inner hexagonal screw 14, and the other end of the supporting rod 5 is fixed on the surface of the structure to be measured through an outer hexagonal screw 15; the lower end of a leveling screw 3 is welded and fixed on the lower fixing plate 1, and the upper end of the leveling screw 3 is connected with an upper leveling plate 2 through a leveling nut 4; the leveling screw cap 4 is divided into an upper leveling screw cap and a lower leveling screw cap, and the upper leveling plate 2 is arranged between the two leveling screw caps 4 of the upper leveling screw cap and the lower leveling screw cap; an inclination sensor 8 is fixed in the middle of the upper surface of the upper leveling plate 2; the positions of the leveling nuts 4 on the leveling screw rods 3 are adjusted up and down, and then the inclination angles of the X axis and the Y axis of the inclination sensor are adjusted.

The side and the upper surface of the lower fixing plate 1 are provided with six groups of screw holes for fixing the L-shaped plate 6 and the support rod piece 5, wherein: a group of screw holes for fixing the L-shaped plate 6 are respectively arranged in the middle of three side surfaces of the lower fixing plate 1; a group of screw holes for fixing the support rod 5 are arranged on one corner of the lower fixing plate 1; two groups of screw holes for fixing the L-shaped plate 6 are arranged on the upper surface of the lower fixing plate 1 and on the opposite side of the screw holes for supporting the rod piece 5, and the positions of the two groups of screw holes for fixing the L-shaped plate 6 are respectively close to two corners.

The mode that the lower fixing plate 1 is fixed on the structure to be tested has two modes, when the surface of the structure to be tested is a horizontal surface, the lower fixing plate 1 can be directly fixed on the surface of the structure to be tested through the L-shaped plate 6 without a supporting rod piece 5, and the leveling of the upper leveling plate 2 can be realized by adjusting the positions of the leveling nuts 4 on the leveling screw rods 3 up and down; when the surface of the structure to be tested is vertical, the lower fixing plate 1 is supported by the supporting rod piece 5 to offset the overlarge included angle between a part of the structure to be tested and the horizontal plane, and then the position of each leveling nut 4 on the leveling screw rod 3 is adjusted up and down to realize the leveling of the upper leveling plate 2.

Except screw holes for installing an inclination sensor are reserved on the upper leveling plate 2, screw rod round holes with the diameter 2mm larger than that of the leveling screw rods 3 are respectively arranged at three corners of the upper leveling plate 2, and the leveling screw rods 3 can upwards penetrate through the screw rod round holes; a roughly-leveled circular air bubble 16 and two accurately-leveled leveling level tubes 7 are further mounted on the upper leveling plate 2 and beside the inclination sensor 8, and the two leveling tubes 7 are perpendicular to each other and are respectively parallel to the X axis and the Y axis of the inclination sensor 8; graduations 18 are marked on each level tube 7, and when the air bubble 17 in each level tube 7 is just in the middle of the graduations 18, the leveling plate 2 is in a horizontal state.

The length and the direction of the support rod piece 5 can be adjusted, and the support rod piece comprises a telescopic screw rod 10, a hexagonal sleeve 9 and a U-shaped plate 11, wherein a U-shaped groove 19, an inner hexagonal screw rod round hole 20 and a hexagonal bolt round hole 21 are arranged on the upper U-shaped plate 11 and the lower U-shaped plate 11 which are same in shape, two inner hexagonal screw rod round holes 20 are arranged on the upper U-shaped plate 11, the upper U-shaped plate 11 is connected with the lower fixing plate 1 after penetrating through the inner hexagonal screw rod round holes 20 through two inner hexagonal screws 14, an inner hexagonal screw rod round hole 20 is arranged on the lower U-shaped plate 11, and the lower U-shaped plate 11 is connected with the surface of a structure to be measured after penetrating through the inner hexagonal screw rod round holes 20 through an outer hexagonal screw rod; the outward ends of the upper and lower telescopic screws 10 with the same shape are provided with telescopic screw round holes 22, and the outer walls of the inward ends of the two telescopic screws 10 are provided with external threads with opposite screw mouths and matched with the internal threads of the hexagonal sleeve 9; the outward end of the telescopic screw 10 extends into a U-shaped groove 19 of the U-shaped plate 11, the hexagon bolts 12 respectively penetrate through hexagon bolt round holes 21 at the end part of the side wall of the U-shaped plate 11 and telescopic screw round holes 22 at the outward end of the telescopic screw 10 and then are screwed together with nuts, so that the U-shaped plate 11 is connected with the telescopic screw 10, and after the hexagon bolts 12 are screwed, the telescopic screw 10 can freely rotate around the hexagon bolts 12; the upper end and the lower end of the hexagonal sleeve 9 are respectively in threaded connection with the inward ends of the upper telescopic screw 10 and the lower telescopic screw 10; when the hexagonal socket 9 is rotated in one direction after the support bar 5 is assembled, the extension or contraction of the support bar 9 can be achieved.

Two round holes are formed in two edges of the L-shaped plate 6, and can be fixed on the surfaces of the lower fixing plate 1 and the structure to be tested by using bolts, so that the lower fixing plate 1 and the structure to be tested are fixed more firmly.

The invention provides an installation method of an inclination sensor installation leveling device, according to the actual situation of the site, an embedded creeping cone for fixing the leveling device is embedded in advance on a structure to be tested, as shown in figure 2, when the structure to be tested is a horizontal plane, the concrete steps are as follows:

A. firstly, one ends of three L-shaped plates 6 are respectively connected with three groups of screw holes reserved in the middle positions of three side surfaces of a lower fixing plate 1, and the other ends of the three L-shaped plates 6 are respectively connected and fastened with three embedded creeping cones on a structure to be detected;

B. the leveling screw cap 4 is divided into an upper leveling screw cap and a lower leveling screw cap, the three lower leveling screw caps are respectively screwed to half positions of the three leveling screws 3, then the upper leveling plate 2 is put on the three leveling screws 3, the three lower leveling screw caps support the upper leveling plate 2, the positions of the lower leveling screw caps are adjusted up and down, and air bubbles 17 in two leveling pipes 7 on the upper leveling plate 2 are positioned in the middle of the scales 18, so that the leveling of the upper leveling plate 2 can be completed;

C. and finally, screwing an upper leveling nut onto the leveling screw rod 3, screwing the upper leveling nut and the upper leveling plate 2 well, and fixing the inclination sensor 7 on the upper leveling plate 2 by using an inner hexagonal screw rod 13.

Or, the invention provides an installation method for installing a leveling device by an inclination sensor, according to the actual situation on site, pre-embedding a pre-embedded creeping cone for fixing the leveling device on a structure to be tested in advance, as shown in fig. 3, when the structure to be tested is a vertical surface, the specific steps are as follows:

A. firstly, respectively connecting one end of each of two L-shaped plates 6 with two groups of reserved screw holes on a lower fixing plate 1, connecting one end of a support rod piece 5 with one group of reserved screw holes on one corner of the lower fixing plate 1 opposite to the two groups of reserved screw holes on the upper fixing plate, respectively connecting and fastening the other ends of the two L-shaped plates 6 and the support rod piece 5 with an embedded creeping cone on a structure to be tested, rotating a hexagonal sleeve 9 in the support rod piece 5 clockwise or anticlockwise, and further adjusting the length of the support rod piece 5 to keep the lower fixing plate 1 horizontal;

B. the leveling screw cap 4 is divided into an upper leveling screw cap and a lower leveling screw cap, the three lower leveling screw caps are respectively screwed to half positions of the three leveling screws 3, then an upper leveling plate 2 is placed on the three leveling screws 3, the three leveling screws 3 support the upper leveling plate 2, the upper leveling screw caps are respectively screwed to the three leveling screws 3, the lower leveling screw caps, the upper leveling plate 2 and the upper leveling screw caps are connected with the leveling screws 3, the positions of the lower leveling screw caps are adjusted up and down, and air bubbles 17 in two leveling pipes 7 on the upper leveling plate 2 are positioned in the middle positions of leveling pipe scales 18, so that the leveling of the upper leveling plate 2 can be completed;

C. and finally, screwing the upper leveling nut, fixing the upper leveling plate 2, and fixing the inclination sensor on the upper leveling plate 2 by using an inner hexagonal screw 13.

The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by anyone with the teaching of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as the present invention, are within the protection scope.

Claims (5)

1. A leveling device for mounting an inclination sensor is characterized in that: the method comprises the following steps: the device comprises an upper leveling plate, a lower fixing plate, a leveling screw rod, a leveling nut and an L-shaped plate, wherein the lower fixing plate and the upper leveling plate are triangular plates with the same shape; the leveling screw cap is divided into an upper leveling screw cap and a lower leveling screw cap, and the upper leveling plate is arranged between the upper leveling screw cap and the lower leveling screw cap; an inclination sensor is fixed in the middle of the upper surface of the upper leveling plate; three corners of the upper leveling plate are respectively provided with a screw rod round hole which is 2mm larger than the leveling screw rod in diameter, and the leveling screw rod can upwards penetrate through the screw rod round holes; a roughly-leveled circular bubble and two accurately-leveled leveling tubes are also arranged on the upper leveling plate and beside the inclination sensor, and the two leveling tubes are mutually vertical and are respectively parallel to the X axis and the Y axis of the inclination sensor; a group of screw holes are respectively arranged in the middle of three side surfaces of the lower fixing plate, one ends of the three groups of L-shaped plates are respectively fixed in the middle of the three side surfaces of the lower fixing plate, and the other ends of the three groups of L-shaped plates are respectively fixed on the surface of a structure to be detected; the positions of the leveling nuts on the leveling screw rods are adjusted up and down, and then the inclination angles of the X axis and the Y axis of the inclination sensor are adjusted.

2. The leveling device for tilt sensor mounting of claim 1, wherein: the lower fixing plate is fixed on a structure to be measured through the support rod; the support rod piece consists of a telescopic screw rod, a hexagonal sleeve and a U-shaped plate, a U-shaped groove, an inner hexagonal screw rod round hole and a hexagonal bolt round hole are arranged on the upper and lower U-shaped plates with the same shape, two inner hexagonal screw rod round holes are arranged on the upper U-shaped plate, the upper U-shaped plate is connected with the lower fixing plate after passing through the inner hexagonal screw rod round holes through the two inner hexagonal screw rods, an inner hexagonal screw rod round hole is arranged on the lower U-shaped plate, and the lower U-shaped plate is connected with the surface of a structure to be tested after passing through the inner hexagonal screw rod round holes through an outer hexagonal screw rod; the outward ends of the upper and lower telescopic screws with the same shape are provided with telescopic screw round holes, and the outer walls of the inward ends of the two telescopic screws are provided with external threads with opposite screw mouths and matched with the internal threads of the hexagonal sleeve; the outward end of the telescopic screw rod extends into a U-shaped groove of the U-shaped plate, the hexagon bolts respectively penetrate through hexagon bolt round holes at the end part of the side wall of the U-shaped plate and telescopic screw rod round holes at the outward end of the telescopic screw rod and then are screwed together with nuts, so that the U-shaped plate is connected with the telescopic screw rod, and after the hexagon bolts are screwed, the telescopic screw rod can freely rotate around the hexagon bolts; the upper end and the lower end of the hexagonal sleeve are respectively in threaded connection with the inward ends of the upper telescopic screw and the lower telescopic screw; a group of screw holes for supporting the rod piece are arranged on one corner of the lower fixing plate; be equipped with a set of screw hole that is used for supporting the member on an angle of bottom plate, on bottom plate, an opposite side for supporting the member screw hole is equipped with two sets of screw holes that are used for fixed "L" template, two sets of positions that are used for the screw hole of fixed "L" template are close to two angles respectively, the one end of two "L" templates and two sets of screw hole fixed connection of reserving respectively above the bottom plate, the one end of supporting the member is connected with a set of screw hole of reserving on two sets of relative bottom plate angles of screw hole above with, the other end of two "L" templates, the other end of supporting the member is fixed connection respectively with the surface on the structure that awaits measuring.

3. The leveling device for tilt sensor mounting of claim 1, wherein: scales are marked on each leveling tube.

4. The utility model provides an installation method for inclination sensor's levelling device for installation, according to the actual conditions in scene, pre-buried the pre-buried awl of climbing of fixing this levelling device on the structure that awaits measuring in advance, when the structure that awaits measuring is the horizontal plane, concrete step is as follows:

A. firstly, respectively connecting one ends of three L-shaped plates with three groups of reserved screw holes in the middle of three side surfaces of a lower fixing plate, and respectively connecting and fastening the other ends of the three L-shaped plates with three embedded creeping cones on a structure to be detected;

B. the leveling screw caps are divided into an upper leveling screw cap and a lower leveling screw cap, the three lower leveling screw caps are respectively screwed to the half positions of the three leveling screw rods, then an upper leveling plate is placed on the three leveling screw rods, the three lower leveling screw caps support the upper leveling plate, the positions of the lower leveling screw caps are adjusted up and down, and air bubbles in two leveling pipes on the upper leveling plate are positioned in the middle of scales, so that the leveling of the upper leveling plate can be completed;

C. and finally, screwing the upper leveling nut onto the leveling screw rod, screwing the upper leveling nut and the upper leveling plate, and fixing the inclination sensor on the upper leveling plate by using the inner hexagonal screw rod.

5. The utility model provides an inclination sensor installation levelling device's installation method, according to the actual conditions at scene, pre-buried awl of pre-buried fixed this levelling device of pre-buried well on the structure that awaits measuring in advance, when the structure that awaits measuring is vertical face, concrete step as follows:

A. firstly, respectively connecting one end of each of two L-shaped plates with two groups of reserved screw holes on a lower fixing plate, connecting one end of a support rod piece with one group of reserved screw holes on one corner of the lower fixing plate opposite to the two groups of reserved screw holes on the upper fixing plate, respectively connecting and fastening the other ends of the two L-shaped plates and the support rod piece with an embedded creeping cone on a structure to be tested, rotating a hexagonal sleeve in the support rod piece clockwise or anticlockwise, and further adjusting the length of the support rod piece to keep the lower fixing plate horizontal;

B. the leveling screw cap is divided into an upper leveling screw cap and a lower leveling screw cap, the three lower leveling screw caps are respectively screwed to half positions of the three leveling screws, then an upper leveling plate is placed on the three leveling screws, the three leveling screws support the upper leveling plate, the upper leveling screw caps are respectively screwed to the three leveling screws, the lower leveling screw cap, the upper leveling plate and the upper leveling screw cap are connected with the leveling screws, the positions of the lower leveling screw caps are adjusted up and down, and air bubbles in two leveling pipes on the upper leveling plate are positioned in the middle of scales, so that the leveling of the upper leveling plate can be completed;

C. and finally, screwing the upper leveling nut, fixing the upper leveling plate, and fixing the inclination sensor on the upper leveling plate by using an inner hexagonal screw.

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