CN210321700U

CN210321700U - Building flatness detection device

Info

Publication number: CN210321700U
Application number: CN201921634128.8U
Authority: CN
Inventors: 邱龙国; 张佑强; 王大海
Original assignee: Chongqing Liansheng Construction Project Management Co Ltd
Current assignee: Chongqing Liansheng Construction Project Management Co Ltd
Priority date: 2019-09-28
Filing date: 2019-09-28
Publication date: 2020-04-14
Anticipated expiration: 2029-09-28

Abstract

The utility model relates to a building flatness detection device, which comprises a supporting seat and a testing mechanism arranged on the supporting seat, wherein the testing mechanism comprises a mounting plate connected with the supporting seat and a plurality of testing units arranged along the same straight line of the mounting plate, and each testing unit comprises a bolt, a spring with one end fixed on the bolt and a pressure sensor fixedly connected with the spring; the supporting seat is installed and is driven the mounting panel and be close to or keep away from the actuating mechanism that the supporting seat removed, be provided with the leveling unit on the mounting panel, the test unit is connected with and can overlaps the outside protection component of locating the test unit. The utility model discloses a have and to protect the test unit, reduce the advantage that the impaired condition of test unit takes place.

Description

Building flatness detection device

Technical Field

The utility model relates to a building measuring equipment technical field, concretely relates to building roughness detection device.

Background

The flatness of a building is an important index affecting the appearance and bearing capacity, and the flatness is the difference in data between the surface and the absolute level of an actual object. In the building construction, after concrete pouring, the flatness of the poured member needs to be checked and accepted, and the next construction can be carried out after the acceptance is qualified. Therefore, accurately measuring the flatness of the building is an important condition for ensuring the construction quality.

The prior art refers to chinese utility model patent that the grant bulletin number is CN206002085U and discloses a building roughness tester, including the supporting seat, be provided with actuating mechanism and mounting panel on the supporting seat, the one side and the actuating mechanism transmission of mounting panel are connected, and the fixed spring that is provided with a plurality of perpendicular to mounting panels of another side, the tip of spring is provided with the pressure head, be provided with pressure sensor between spring and the pressure head.

The utility model discloses a simple structure, low in manufacturing cost, convenient operation can accurately test the roughness of building fast, is favorable to guaranteeing building construction quality. But has the following disadvantages: pressure sensor belongs to sensitive apparatus, and after the test, pressure sensor exposes and receives the foreign object collision and damage outside with the pressure head, reduces the life of equipment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a building roughness detection device, it has the test and finishes the back and protects the advantage of damaging in order to reduce the collision to the test unit.

The above object of the present invention can be achieved by the following technical solutions:

a building flatness detection device comprises a supporting seat and a test mechanism arranged on the supporting seat, wherein the test mechanism comprises an installation plate connected with the supporting seat and a plurality of test units arranged along the same straight line of the installation plate, and each test unit comprises a bolt, a spring with one end fixed on the bolt and a pressure sensor fixedly connected with the spring; the supporting seat is installed and is driven the mounting panel and be close to or keep away from the actuating mechanism that the supporting seat removed, be provided with the leveling unit on the mounting panel, the test unit is connected with and can overlaps the outside protection component of locating the test unit.

By adopting the technical scheme, after the test is finished, the protection assembly can protect the test unit, and the occurrence of the damaged condition of the test unit is reduced.

The utility model discloses further set up to: the protection assembly comprises a protection sleeve, the protection sleeve is detachably connected to the test unit, and when the protection sleeve is far away from the mounting plate and moves to the farthest position, the test unit is located in the protection sleeve.

By adopting the technical scheme, after the test is finished, the protective sleeve is moved to the position farthest away from the mounting plate, and the test unit can be completely protected by the protective sleeve due to the fact that the test unit is located in the protective sleeve; the protective sleeve can be detachably connected, so that the protective sleeve can be conveniently taken down during testing, and normal testing is not influenced.

The utility model discloses further set up to: and one end of the protective sleeve, which is far away from the mounting plate, is movably connected with a protective cover.

By adopting the technical scheme, the protective sleeve port can be closed by the protective cover, so that the test unit can be better protected.

The utility model discloses further set up to: the protective cover is rotatably connected to the protective sleeve through a pin shaft perpendicular to the axis of the protective sleeve.

By adopting the technical scheme, when a test is needed, the protective cover can be turned over to open the end part of the protective sleeve; after the test is finished, the protective sleeve is sleeved outside the test unit, and the protective cover is turned over to cover the end part of the protective sleeve, so that the operation is convenient. The protective cover is connected at the end part of the protective sleeve, so that the protective cover is prevented from being lost.

The utility model discloses further set up to: and a protection pad is arranged on the inner wall of the protection sleeve.

By adopting the technical scheme, the protection pad can reduce the friction between the test unit and the side wall of the protection sleeve, and reduce the occurrence of the friction damage of the test unit in the process that the test unit is hidden by the protection sleeve.

The utility model discloses further set up to: a plurality of the protection sleeves are connected and fixed through connecting rods, and the connecting rods can move relative to the mounting plate.

Through adopting above-mentioned technical scheme, the accessible connecting rod removes a plurality of protective case together, compares single protective case operation of removing more convenient.

The utility model discloses further set up to: the testing mechanism also comprises a fixed plate vertically fixed on the mounting plate, and a sliding groove for the connecting rod to pass through and slide relatively is formed in the fixed plate; the connecting rod is provided with a containing groove, a limiting assembly is arranged in the containing groove, one end of the sliding groove is provided with a first limiting groove matched with the limiting assembly for use, and the other end of the sliding groove is provided with a second limiting groove matched with the limiting assembly for use.

Through adopting above-mentioned technical scheme, in the testing process, the connecting rod is fixed in spacing groove two through spacing subassembly to make protective case break away from the test unit and fixed, after the test, remove the connecting rod, make the connecting rod be fixed in the position of spacing groove one, protective case hides the protection with the test unit simultaneously and gets up. The limiting assembly is matched with the first limiting groove or the second limiting groove to fix the connecting rod to prevent shaking.

The utility model discloses further set up to: the limiting assembly comprises an elastic part and a limiting part which are positioned in the accommodating groove; one end of the elastic piece is fixed in the accommodating groove, the other end of the elastic piece is fixedly connected with the limiting piece, and one end, far away from the elastic piece, of the limiting piece is a spherical end.

By adopting the technical scheme, when the connecting rod is fixed, the limiting piece extrudes the elastic piece, and the limiting piece is clamped in the limiting groove; when the connecting rod is moved, the limiting part is popped out from the limiting groove, and when the connecting rod is moved to the next limiting groove, the limiting part is clamped in the limiting groove. Thereby can fix the position of connecting rod through spacing subassembly and fix the position of protective case, make the use of protective case more convenient freely.

The utility model discloses further set up to: the bolt is internally provided with a cavity, a guide piece capable of moving along the axis direction of the bolt is arranged in the cavity in a sliding mode, and one end, far away from the cavity, of the guide piece is fixedly connected with the pressure sensor.

Through adopting above-mentioned technical scheme, the condition emergence of skew or rocking about the reducible spring of guide takes place, because of pressure sensor's measured value is directly proportional with the compression of spring, makes the spring stretch out and draw back along bolt axis direction as far as to the error of less test result makes the testing result more accurate.

To sum up, the utility model discloses a beneficial technological effect does:

1. the protective sleeve can protect the pressure sensor, and the occurrence of the condition that the pressure sensor and the pressure head are damaged due to collision in the carrying or storing process is reduced;

2. the limiting assembly can realize the positioning of the connecting rod, so that the positioning of the protective sleeve is realized, and the protective sleeve is more convenient and free to use;

3. the guide piece can reduce the situation that the spring shakes left and right or deviates in the test process, and reduce the error of the measurement result.

Drawings

Fig. 1 is an overall schematic view of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 is a schematic structural view of a protection assembly;

FIG. 4 is a cross-sectional view taken along plane A-A of FIG. 1;

fig. 5 is an enlarged view of a portion B in fig. 4.

Reference numerals: 1. a drive mechanism; 11. a screw rod; 2. a supporting seat; 21. a guide post; 3. a testing mechanism; 31. mounting a plate; 311. a fixing plate; 3111. a chute; 3112. a first limiting groove; 3113. a second limiting groove; 32. a test unit; 321. a bolt; 322. a spring; 323. pressure sensor 324, ram; 325. a guide member; 4. a leveling unit; 41. leveling the indicator plate; 42. a pointer; 5. A protection component; 51. a protective sleeve; 511. a protective cover; 512. a protection pad; 52. a connecting rod; 521. accommodating grooves; 53. a limiting component; 531. an elastic member; 532. and a limiting member.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): a building flatness monitoring device is shown in figure 1 and comprises a supporting seat 2, a testing mechanism 3 and a leveling unit 4, wherein a driving mechanism 1 is arranged on the supporting seat 2, the testing mechanism 3 is in transmission connection with the driving mechanism 1, the leveling unit 4 used for adjusting the balance of the testing mechanism 3 is connected onto the testing mechanism 3, and a protection assembly 5 is arranged on the testing mechanism 3. The driving mechanism 1 drives the testing mechanism 3 to move towards the tested surface, and the flatness of the building is tested. After the test, the protection component 5 protects the testing mechanism 3, and the situation that the testing mechanism 3 is damaged is reduced.

Referring to fig. 2, the driving mechanism 1 includes a screw rod 11 and a motor for driving the screw rod 11 to rotate, the motor is in transmission connection with the screw rod 11, and the screw rod 11 is rotatably connected with the supporting seat 2 through a bearing. The supporting seat 2 is a strip-shaped plate, two ends of the supporting seat 2 are respectively and vertically fixed with a guide column 21, and the fixing mode can be welding.

Referring to fig. 2, the testing mechanism 3 includes a mounting plate 31 and a plurality of testing units 32, a guiding hole matched with the guiding column 21 is formed on the mounting plate 31, and the end of the screw rod 11 is connected with the mounting plate 31 by a screw thread. The motor drives the screw rod 11 to rotate, and the screw rod 11 pushes the mounting plate 31 to move due to the threaded connection between the screw rod 11 and the mounting plate 31.

Referring to fig. 2, the testing unit 32 includes a bolt 321, a spring 322, a pressure sensor 323, and a pressure head 324, where the bolt 321 is connected with the mounting plate 31 in a screw-fit manner, and the position of the bolt 321 can be adjusted, so that the bolts 321 are on the same straight line before testing, and errors of the testing result are reduced. One end of the bolt 321, which is far away from the nut, is recessed along the axis to form a sliding hole, a guide member 325 which can stretch along the axis direction of the bolt 321 is connected in the sliding hole in a sliding way, the guide member 325 can be a cylindrical guide rod, and the cross section of one end, extending into the bolt 321, of the guide member 325 is larger than that of the open end of the sliding hole, so that the guide member 325 cannot be separated from the bolt 321; the other end of the guide 325 is fixedly connected with a pressure sensor 323, the spring 322 is sleeved on the guide 325, one end of the spring 322 is fixed on the bolt 321, the end part of the other end is fixed with a pressure head 324, and the pressure sensor 323 is fixed between the spring 322 and the pressure head 324. The guide 325 extends and contracts the spring 322 along the axial direction of the bolt 321, so that the situation that the spring 322 shakes left and right or deviates in the measuring process is reduced, and the measuring result is more accurate.

Referring to fig. 2, the leveling unit 4 includes a leveling indicating plate 41 and a pointer 42, two ends of the leveling indicating plate 41 are vertically fixed to the mounting plate 31, the pointer 42 is horizontally mounted on the leveling indicating plate 41 through a rotating shaft, and the leveling indicating plate 41 has scale lines.

Referring to fig. 2 and 3, since the pressure sensor 323 belongs to a sensitive apparatus, in order to protect the pressure sensor 323, when the pressure sensor 323 is not used, the pressure sensor 323 can be protected, so that the pressure sensor 323 maintains good sensitivity, and the protection unit 5 is sleeved outside the test unit 32.

The protection unit 5 includes a plurality of protection sleeves 51 and a connection rod 52 for integrally fixing the plurality of protection sleeves 51, and the protection sleeves 51 are fitted over the bolts 321 and can be separated from the bolts 321. The number of the protection sleeves 51 corresponds to the number of the bolts 321. Meanwhile, the length of the protection sleeve 51 is greater than the sum of the natural length of the spring 322, the thickness of the pressure sensor 323 and the thickness of the pressure head 324, and the contour outer diameter of the inner cavity of the protection sleeve 51 is greater than the contour outer diameter of the pressure sensor 323 and the contour outer diameter of the pressure head 324, so that the protection sleeve 51 can easily protect the test unit 32 therein. The length of the protective sleeve 51 may be designed such that the protective sleeve 51 can protect the pressure head 324 and the pressure sensor 323 therein only when it is moved to a position farthest from the mounting plate 31.

Referring to fig. 3, a protective cover 511 is rotatably connected to one end of the protective sleeve 51 close to the spring 322, and the protective cover 511 may be installed in a circumferential rotation manner or in an upward-folding manner. The protective cover 511 can close the port of the protective sleeve 51, and the pressure sensor 323 and the pressure head 324 can be completely housed inside the protective sleeve 51 and protected. A protection pad 512 is annularly fixed on the inner wall of the protection sleeve 51 near one end of the protection cover 511, the protection pad 512 may be a rubber pad, and the protection pad 512 can reduce friction between the pressure sensor 323 and the side wall of the protection sleeve 51 so as to protect the pressure sensor 323.

Referring to fig. 2 and 4, two rectangular fixing plates 311 are vertically fixed to a side surface of the mounting plate 31 away from the driving mechanism 1 and along the axial direction of the screw rod 11, a strip-shaped sliding slot 3111 is formed in the fixing plate 311 along the axial direction of the screw rod 11, and the connecting rod 52 passes through the sliding slot 3111 and can slide in the sliding slot 3111 along the axial direction of the screw rod 11.

Referring to fig. 4 and 5, the fixing plate 311 is disposed on the inner wall of the sliding groove 3111 and is provided with a first limiting groove 3112 and a second limiting groove 3113, the first limiting groove 3112 and the second limiting groove 3113 are disposed at two ends of the sliding groove 3111, respectively, and the first limiting groove 3112 and the second limiting groove 3113 may have a depth of 5 mm.

Referring to fig. 3 and 5, a receiving groove 521 is formed on the connecting rod 52, and a limiting assembly 53 is installed in the receiving groove 521. The limiting component 53 includes an elastic member 531 connected in the accommodating groove 521 and a limiting member 532 sliding relative to the accommodating groove 521, the elastic member 531 may be a spring, one end of the spring is fixed to the accommodating groove 521, the other end of the spring is fixed to an end of the limiting member 532, and an end of the limiting member 532 away from the spring is a spherical end.

In the measuring process, the limiting piece 532 is clamped in the first limiting groove 3112, and the protective sleeve 51 is sleeved on the bolt 321; after the measurement is finished, the connecting rod 52 is pushed to clamp the limiting member 532 in the second limiting groove 3113, the spring 322, the pressure sensor 323 and the pressure head 324 are hidden therein, and then the protective cover 511 is covered to close the port of the protective sleeve 51. The pressure sensor 323 and the pressure head 324 can be protected to a certain extent in the transportation and storage processes, and the damage is reduced.

The working principle of the building flatness detection device is as follows:

the driving mechanism 1 is started, the mounting plate 31 is pushed to move towards the direction of the tested surface, the spring 322 is compressed, meanwhile, the guide piece 325 is pushed to move towards the inside of the bolt 321, the pressure head 324 presses the tested surface, when the spring 322 is compressed to a certain degree, the driving mechanism 1 stops running, and at the moment, the reading of each pressure sensor 323 is observed and recorded. After the test is finished, the connecting rod 52 is pushed, the connecting rod 52 is separated from the first limiting groove 431, the connecting rod 52 is fixed in the second limiting groove 432, the connecting rod 52 drives the protective sleeve 51 to hide the pressure sensor 323 in the protective sleeve 51 for protection, and then the protective cover 511 is covered.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A building flatness detection device comprises a supporting seat (2) and a testing mechanism (3) arranged on the supporting seat (2), wherein the testing mechanism (3) comprises an installation plate (31) connected with the supporting seat (2) and a plurality of testing units (32) arranged along the same straight line of the installation plate (31), and each testing unit (32) comprises a bolt (321), a spring (322) with one end fixed on the bolt (321) and a pressure sensor (323) fixedly connected with the spring (322); supporting seat (2) are installed and are driven mounting panel (31) and be close to or keep away from actuating mechanism (1) that supporting seat (2) removed, be provided with leveling unit (4), its characterized in that on mounting panel (31): the test unit (32) is connected with a protection component (5) which can be sleeved outside the test unit (32).

2. The building flatness detection apparatus according to claim 1, wherein: the protection assembly (5) comprises a protection sleeve (51), the protection sleeve (51) is detachably connected to the test unit (32), and when the protection sleeve (51) moves to the farthest position away from the mounting plate (31), the test unit (32) is located in the protection sleeve (51).

3. The building flatness detection apparatus according to claim 2, wherein: one end of the protective sleeve (51) far away from the mounting plate (31) is movably connected with a protective cover (511).

4. The building flatness detection apparatus according to claim 3, wherein: the protective cover (511) is rotatably connected to the protective sleeve (51) through a pin shaft perpendicular to the axis of the protective sleeve (51).

5. The building flatness detection apparatus according to claim 2, wherein: and a protection pad (512) is arranged on the inner wall of the protection sleeve (51).

6. The building flatness detection apparatus according to claim 2, wherein: the protective sleeves (51) are connected and fixed through connecting rods (52), and the connecting rods (52) can move relative to the mounting plate (31).

7. The building flatness detection apparatus according to claim 6, wherein: the testing mechanism (3) further comprises a fixing plate (311) which is vertically fixed on the mounting plate (31), and a sliding groove (3111) through which the connecting rod (52) passes and slides relatively is formed in the fixing plate (311); the connecting rod (52) is provided with an accommodating groove (521), a limiting component (53) is arranged in the accommodating groove (521), one end of the sliding groove (3111) is provided with a first limiting groove (431) matched with the limiting component (53) for use, and the other end of the sliding groove (3111) is provided with a second limiting groove (432) matched with the limiting component (53) for use.

8. The building flatness detection apparatus according to claim 7, wherein: the limiting assembly (53) comprises an elastic piece (531) and a limiting piece (532) which are positioned in the accommodating groove (521); one end of the elastic part (531) is fixed in the accommodating groove (521), the other end of the elastic part is fixedly connected with the limiting part (532), and one end, far away from the elastic part (531), of the limiting part (532) is a spherical end.

9. The building flatness detection apparatus according to claim 1, wherein: a cavity is formed in the bolt (321), a guide piece (325) capable of moving along the axis direction of the bolt (321) is arranged in the cavity in a sliding mode, and one end, far away from the cavity, of the guide piece (325) is fixedly connected with the pressure sensor (323).