Building project quality flatness detection device

Abstract

The utility model relates to a construction project quality flatness detection device, which comprises a moving trolley, vertical frames and a paper pasting plate, a push handle is installed at the rear side edge of the upper surface of the moving trolley, the vertical frames are connected to the front and rear edges of the moving trolley, and screw rods are rotatably inserted into the vertical frames. The bottom end of the screw rod is connected with the output end of a two-way motor on the moving trolley, a lifting block is arranged in the vertical frame, a screw hole allowing the screw rod to penetrate through is formed in the lifting block, a U-shaped block is arranged at the end, penetrating out of the vertical frame, of the lifting block, a roller is movably installed in the U-shaped block, an inserting block is connected to the back face of the U-shaped block, and the inserting block is connected with the roller. During detection, only the roller on the device needs to be pushed to abut against the wall surface to be detected, the motor is started to drive the lifting block to move up and down, the marking pen is driven to draw a movement track on paper on the sticker board, and the flatness of different positions of the wall surface can be detected. And the operation is more labor-saving and convenient.

Description

Technical Field

[0001] The present application relates to the technical field of flatness detection, and in particular to a construction project quality flatness detection device. Background Art

[0002] Construction projects mainly involve the construction of houses and buildings. In order to ensure the quality of construction projects, they need to be inspected, which includes the inspection of the flatness of the house to judge the quality of the construction projects;

[0003] After searching, the patent number is CN216385595U, which is a building flatness detection device. Through the lifting mechanism, the device can detect walls of different heights. Through the fitting mechanism, the lower block and the upper block can better fit the wall, so as to better detect the angle of the wall.

[0004] However, in the actual detection process, it is necessary to use a hand wheel to rotate the vertical screw rod to adjust the height of the upper block. When it is necessary to detect walls of different heights, it is necessary to start the drive motor to drive the second threaded rod to rotate and adjust the height of the upper and lower blocks. This operation is time-consuming and labor-intensive, and reduces the efficiency of the detection work. Therefore, there is room for improvement. Summary of the invention

[0005] In order to solve the problems raised in the above background technology, the present application provides a construction project quality flatness detection device.

[0006] The present application provides a construction project quality flatness detection device that adopts the following technical solution:

[0007] The top of the movable frame is provided with a push handle, and the top and rear edges of the movable frame are connected with the vertical frame. A screw is inserted into the vertical frame for rotation, and the bottom end of the screw is connected with the output end of the bidirectional motor on the movable frame. A lifting block is arranged in the vertical frame, and a screw hole for the screw to pass through is provided on the lifting block. A U-shaped block is arranged at one end of the lifting block passing through the vertical frame. A roller is movably installed in the U-shaped block, and an insertion block is connected to the back of the U-shaped block. A slot for the insertion block to be inserted is provided on the lifting block. A first spring is connected between the U-shaped block and the lifting block, and a fixing rod is connected to the side of the U-shaped block. A pen holder is provided at one end of the fixing rod, and a marking pen is inserted in the pen holder. A sticker board is arranged on the movable frame near the vertical frame, and paper is tightly attached to the sticker board through a magnet.

[0008] Preferably, a tightening piece is inserted into the pen barrel, and a third spring is connected between the tightening piece and the inner wall of the pen barrel.

[0009] Preferably, a pull rod is inserted into the pen barrel near one end thereof, one end of the pull rod is connected to a clamping sheet inserted into the pen barrel, and a fourth spring is connected between the other end of the pull rod and the pen barrel.

[0010] Preferably, a slide bar is connected to the middle of the bottom end of the sticker board, and the bottom end of the slide bar is slidably arranged in a first slide groove on the mobile vehicle. A plurality of cross bars are connected to the sticker board at equal intervals below a side surface of the vertical frame.

[0011] Preferably, a second slide slot is provided on the moving vehicle near the vertical frame, and a moving plate is slidably arranged in the second slide slot, and a second spring is connected between the moving plate and a slot wall at one end of the second slide slot, and an opening is provided on the top of the moving plate, and a pulling plate is sleeved on the shaft rod in the opening, and a torsion spring is connected between the two sides of the pulling plate and the inner wall of the opening, and a connecting strip is connected at the middle of the rear side surface of the moving plate, one end of the connecting strip extends to the rear side of the vertical frame, and one end of the connecting strip is connected to an extrusion plate, an extrusion groove is provided on the top of the extrusion plate, and a groove wall on one side of the extrusion groove is an inclined surface, and a vertical groove is provided on the back side of the vertical frame, an extrusion rod passes through the vertical groove, and one end of the extrusion rod is connected to the lifting block.

[0012] In summary, this application includes the following beneficial technical effects:

[0013] The utility model is provided with a vertical frame, a bidirectional motor, a screw rod, a lifting block, a U-shaped block, a roller, a fixed cylinder, and a pen cylinder to move the sticker board on the mobile vehicle. The U-shaped block is connected to the lifting block by a first spring, and a marker pen is inserted into the pen cylinder. When testing, it is only necessary to push the roller on the device tightly against the wall to be tested, start the motor to drive the lifting block to move up and down, and drive the marker pen to draw a motion track on the paper on the sticker board, so as to realize the detection of the flatness of different positions of the wall, and the operation is more labor-saving and convenient.

[0014] The sliding bar at the bottom end of the sticking plate is slidably arranged in the first slide groove, and a moving plate, a second spring, a pulling plate, a torsion spring, a connecting strip and an extrusion plate are arranged in the second slide groove on the mobile vehicle. An extrusion groove is opened on the top of the extrusion plate, and a plurality of cross bars are connected at equal intervals at the lower part of the side of the sticker plate. An extrusion rod passing through the vertical frame is connected to the lifting block. When the lifting block moves up and down for detection, it drives the extrusion rod to push the extrusion plate to move when it is intermittently squeezed. With the elastic force of the second spring, the pulling plate intermittently pulls the corresponding cross bar, and the sticker plate is automatically moved on the mobile vehicle to adjust its position, so that different path trajectories can be drawn when detecting different positions of the building. At the same time, the paper on the sticker plate is fully utilized to reduce waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1It is a structural schematic diagram of a construction project quality flatness detection device in an embodiment of the present application;

[0016] Figure 2 This is an enlarged view of the structure at location A of a construction project quality flatness detection device in an embodiment of the present application;

[0017] Figure 3 This is an enlarged view of the structure at position B of a construction project quality flatness detection device in an embodiment of the present application;

[0018] Figure 4 It is a structural schematic diagram of the rear side of the vertical frame of a construction project quality flatness detection device in an embodiment of the present application.

[0019] Explanation of the reference numerals in the accompanying drawings: 1. Moving vehicle; 2. Push handle; 3. Vertical frame; 4. Screw rod; 5. Lifting block; 6. U-shaped block; 7. Roller; 8. Fixed rod; 9. Sticker board; 10. Slide bar; 11. First slide groove; 12. Second slide groove; 13. Moving plate; 14. Second spring; 15. Opening; 16. Pull plate; 17. Cross bar; 18. Insert block; 19. First spring; 20. Pen holder; 21. Clamping plate; 2. Third spring; 23. Clamping plate; 24. Pull rod; 25. Fourth spring; 26. Connecting strip; 27. Extrusion plate; 28. Extrusion groove; 29. ​​Extrusion rod; 30. Vertical groove. DETAILED DESCRIPTION

[0020] The following is combined with Figure 1-4 This application is described in further detail.

[0021] The present application embodiment discloses a construction project quality flatness detection device. Figure 1-3A construction project quality flatness detection device includes a mobile car 1, a vertical frame 3 and a sticker board 9. A push handle 2 is installed at the upper rear edge of the mobile car 1. The vertical frame 3 is connected to the front and rear edges of the mobile car 1. A screw 4 is rotatably inserted into the vertical frame 3. The bottom end of the screw 4 is connected to the output end of the bidirectional motor on the mobile car 1. A lifting block 5 is arranged in the vertical frame 3. A screw hole for the screw 4 to pass through is opened on the lifting block 5. A U-shaped block 6 is arranged at one end of the lifting block 5 passing through the vertical frame 3. A roller 7 is movably installed in the U-shaped block 6. An insertion block 18 is connected to the back of the U-shaped block 6. A slot for the insertion block 18 to be movably inserted is opened on the lifting block 5. The U-shaped block 6 and the lifting block 5 are connected. A first spring 19 is connected, a fixing rod 8 is connected to the side of the U-shaped block 6, a pen holder 20 is provided at one end of the fixing rod 8, a marking pen is inserted into the pen holder 20, a sticker board 9 is provided on the mobile vehicle 1 near the vertical frame 3, and paper is closely attached to the sticker board 9 through a magnet. The mobile vehicle 1 is pushed by the push handle 2 to move the roller 7 close to the wall to be detected, the bidirectional motor is started to drive the screw 4 to rotate, and the lifting block 5 drives the roller 7 to roll and move up on the wall. At this time, the U-shaped block 6 is used to move and drive the deformation of the first spring 19, so that the marking pen in the pen holder 20 can be driven to draw the movement trajectory of the roller 7 on the paper of the sticker board 9, and the flatness of the wall can be detected through the drawn trajectory.

[0022] See also Figure 1-4A tightening piece 21 is inserted into the pen barrel 20, and a third spring 22 is connected between the tightening piece 21 and the inner wall of the pen barrel 20. Under the elastic force of the third spring 22, the marker pen can be pushed against the paper, making the drawn track clearer. A pull rod 24 is movably inserted into the pen barrel 20 near one end thereof, and one end of the pull rod 24 is connected to a clamping piece 23 inserted into the pen barrel 20. A fourth spring 25 is connected between the other end of the pull rod 24 and the pen barrel 20. Under the elastic force of the fourth spring 25, the clamping piece 23 can be pulled to clamp in the pen barrel 20. The marker pen is fixed to prevent it from falling off during the drawing process. A slide bar 10 is connected to the middle of the bottom end of the sticker board 9. The bottom end of the slide bar 10 is slidably arranged in the first slide groove 11 on the mobile vehicle 1. A plurality of cross bars 17 are connected at equal intervals below the sticker board 9 near one side of the vertical frame 3. The position of the sticker board 9 can be flexibly adjusted by sliding the slide bar 10 at the bottom end of the sticker board 9 in the first slide groove 11. When detecting different positions of the wall, the paper can be fully utilized to draw the track to reduce waste. The position near the vertical frame 3 on the mobile vehicle 1 is A second slide groove 12 is provided at the position, a movable plate 13 is slidably provided in the second slide groove 12, a second spring 14 is connected between the movable plate 13 and one end groove wall of the second slide groove 12, an opening 15 is provided at the top of the movable plate 13, a pulling plate 16 is movably sleeved on the shaft rod in the opening 15, and a torsion spring is connected between the two sides of the pulling plate 16 and the inner wall of the opening 15, a connecting strip 26 is connected to the middle of the rear side surface of the movable plate 13, one end of the connecting strip 26 extends to the rear side of the vertical frame 3, one end of the connecting strip 26 is connected to an extrusion plate 27, and the extrusion plate 27 is An extrusion groove 28 is provided on the top, and one side wall of the extrusion groove 28 is an inclined surface. A vertical groove 30 is provided on the back of the vertical frame 3, and an extrusion rod 29 passes through the vertical groove 30. One end of the extrusion rod 29 is connected to the lifting block 5. The lifting block 5 can drive the extrusion rod 29 to move down and squeeze the inclined surface on the extrusion groove 28 while moving up and down for detection, and push the extrusion plate 27 to drive the moving plate 13 to move, and cooperate with the elastic force of the second spring 14 to intermittently pull the corresponding cross bar 17, thereby automatically adjusting the position of the sticker board 9 on the mobile vehicle 1, and the operation is more convenient.

[0023] The implementation principle of a construction project quality flatness detection device according to an embodiment of the present application is as follows: first, the push handle 2 is used to push the mobile vehicle 1 to move, driving the roller 7 to be close to the wall to be detected, and then the bidirectional motor is started to drive the screw 4 to rotate, and the lifting block 5 drives the roller 7 to roll up close to the wall, and drives the marker pen to draw a track on the paper on the sticker board 9, and the building flatness is detected through the drawn track. When the device is pushed to move to detect another position on the wall, the lifting block 5 drives the extrusion rod 29 to move downward on the screw 4, and squeezes the inclined surface of the extrusion groove 28, pushing the extrusion plate 27 to move, and drives the moving plate 13 to move through the connecting strip 26. With the elastic force of the second spring 14, the moving plate 13 can be driven to move back and forth, and then the pulling plate 16 is driven to pull the corresponding cross bar 17, and the position of the sticker board 9 on the mobile vehicle 1 is automatically adjusted, so as to facilitate drawing the detection track at different positions on the paper, so as to improve the detection work efficiency.

[0024] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A construction project quality flatness detection device, comprising a mobile vehicle (1), a vertical frame (3) and a sticker board (9), characterized in that: A push handle (2) is installed at the upper rear edge of the mobile vehicle (1), and a vertical frame (3) is connected to the front and rear edges of the mobile vehicle (1). A screw (4) is rotatably inserted into the vertical frame (3), and the bottom end of the screw (4) is connected to the output end of the bidirectional motor on the mobile vehicle (1). A lifting block (5) is arranged in the vertical frame (3), and a screw hole for the screw (4) to pass through is opened on the lifting block (5). A U-shaped block (6) is arranged at one end of the lifting block (5) passing through the vertical frame (3), and a roller (7) is movably installed in the U-shaped block (6). ), an insert block (18) is connected to the back of the U-shaped block (6), a slot for inserting the insert block (18) is provided on the lifting block (5), a first spring (19) is connected between the U-shaped block (6) and the lifting block (5), a fixing rod (8) is connected to the side of the U-shaped block (6), a pen holder (20) is provided at one end of the fixing rod (8), a marking pen is inserted into the pen holder (20), and a sticker board (9) is provided on the mobile vehicle (1) near the vertical frame (3), and paper is attached to the sticker board (9) through a magnet.

2. A construction project quality flatness detection device according to claim 1, characterized in that: A tightening piece (21) is inserted into the pen barrel (20), and a third spring (22) is connected between the tightening piece (21) and the inner wall of the pen barrel (20).

3. A construction project quality flatness detection device according to claim 1 or 2, characterized in that: A pull rod (24) is inserted into the pen holder (20) near one end thereof, one end of the pull rod (24) is connected to a clamping piece (23) inserted into the pen holder (20), and a fourth spring (25) is connected between the other end of the pull rod (24) and the pen holder (20).

4. A construction project quality flatness detection device according to claim 1, characterized in that: A slide bar (10) is connected to the middle of the bottom end of the sticker board (9), and the bottom end of the slide bar (10) is slidably arranged in a first slide groove (11) on the moving vehicle (1). A plurality of cross bars (17) are connected to the sticker board (9) at equal intervals below a side surface of the vertical frame (3).

5. A construction project quality flatness detection device according to claim 1, characterized in that: A second slide groove (12) is provided on the moving vehicle (1) at a position near the vertical frame (3), a moving plate (13) is slidably arranged in the second slide groove (12), a second spring (14) is connected between the moving plate (13) and a groove wall at one end of the second slide groove (12), an opening (15) is provided at the top of the moving plate (13), a pulling plate (16) is sleeved on the shaft in the opening (15), torsion springs are connected between the two sides of the pulling plate (16) and the inner wall of the opening (15), the moving plate (13) is provided with a plurality of springs, and the springs are provided between the two sides of the pulling plate (16) and the inner wall of the opening (15). A connecting strip (26) is connected to the middle of the rear side surface of the vertical frame (13), one end of the connecting strip (26) extends to the rear side of the vertical frame (3), one end of the connecting strip (26) is connected to an extrusion plate (27), an extrusion groove (28) is provided on the top of the extrusion plate (27), one side wall of the extrusion groove (28) is an inclined surface, a vertical groove (30) is provided on the back side of the vertical frame (3), an extrusion rod (29) passes through the vertical groove (30), and one end of the extrusion rod (29) is connected to the lifting block (5).

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