Floor slab plane height difference measuring device

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By designing a floor plan height difference measurement device with support structure and fixed structure, the problems of inaccurate measurement results and cumbersome processes in the prior art are solved, and higher measurement accuracy and convenient operation processes are achieved.

CN222544690UActive Publication Date: 2025-02-28SHANGHAI JIANKE PROJECT MANAGEMENT CO LTD

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Patent Information

Application Number: CN202421431464.3
Authority / Receiving Office: CN · China
Patent Type: Utility models(China)
Current Assignee / Owner
Filing Date: 2024-06-21
Publication Date: 2025-02-28
Estimated Expiration: 2034-06-21

AI Technical Summary

Technical Problem

The existing floor slab height difference measurement devices lack support and fixing devices, resulting in inaccurate measurement results and cumbersome measurement process.

Method used

A floor plan height difference measuring device including a support structure and a fixed structure is designed. The measuring ruler is fixedly supported by the support structure to improve the measurement accuracy, and the measuring ruler is automatically adjusted to the standard height through the lifting structure, simplifying operation.

Benefits of technology

Improves measurement accuracy and stability, simplifies the measurement process, reduces human errors, and improves the convenience of the device.

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Abstract

The utility model relates to the technical field of plane structure construction, in particular to a floor slab plane height difference measuring device which comprises a measuring scale, two containing grooves are formed in the measuring scale, a fixing groove is formed in one side of each containing groove, a supporting structure is installed in each containing groove, and the supporting structures are connected with the measuring scale. Fixing structures are mounted in the two fixing grooves; when a floor slab is measured, a pull handle is pulled outwards to enable a spring to drive a fixing rod to be pulled out of a positioning hole, when a clamping plate reaches the top of a fixing seat, the pull handle is held and rotated by an angle to enable the clamping plate to abut against the fixing seat, so that the fixing rod can be fixed, and at the moment, a sleeve plate is turned out of a containing groove to be flush with the bottom of a measuring ruler; and then the extension plate is pulled out of the supporting plate and pulled to the position of the hook, and the hanging ring is hung into the hook, so that the inner wall of the storage groove, the sleeve plate and the extension plate can form a triangle, and therefore, the measuring ruler can be supported, the measuring ruler can be more attached to the floor, and the measuring precision is improved.

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Description

Technical Field

[0001] The utility model relates to the technical field of plane structure construction, in particular to a floor plane height difference measuring device. Background Art

[0002] In the construction of existing floor slabs and other flat structures, height control is an important link. At present, this link uses tools such as level and tower ruler, and adopts the traditional height measurement method. By placing the tower ruler on the known elevation point and the point to be measured, the level reading is taken, the elevation of the point to be measured is calculated, and then compared with the design elevation, it is judged whether the floor slab construction height meets the requirements.

[0003] At present, the existing floor height difference measuring device lacks a supporting and fixing device. During measurement, the measuring ruler is generally fitted to the floor and then fixed by manual support. During measurement, the measuring ruler may shake due to the shaking of the construction workers' hands, resulting in inaccurate measurement results. In addition, the measurement method in the prior art requires observation and reading of each point to be measured, calculation of elevation, and comparison with the design elevation, which is relatively cumbersome. Based on the deficiencies of the existing technology, the utility model designs a floor plane height difference measuring device. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a floor plane height difference measuring device, which has the advantage of fixedly supporting a measuring ruler.

[0005] The utility model provides the following technical solutions: a floor plane height difference measuring device, comprising a measuring ruler, wherein two receiving slots are provided inside the measuring ruler, a fixing slot is provided on one side of the two receiving slots, a supporting structure is installed inside the two receiving slots, and a fixing structure is installed inside the two fixing slots; the two supporting structures comprise fixed shafts, the two fixing shafts are fixedly connected to the receiving slots, sleeves are sleeved on the outer surfaces of the two fixing shafts, positioning holes are provided inside the two sleeves, hinged seats are installed on the tops of the two sleeves, rotating plates are hingedly installed inside the two hinged seats, and support plates are installed at one end of the two rotating plates The plate, the two support plates are slidably installed with extension plates inside, and one side of the two extension plates is installed with hanging rings; the fixed structure includes a fixed seat, the two fixed seats are fixedly connected to the fixed groove, the two fixed seats are installed with abutment plates inside, one side of the two fixed seats is provided with a card slot, one side of the two card slots is installed with a spring, one end of the spring is installed with a top plate, one side of the top plate is rotatably installed with a rotating plate, one side of the rotating plate is installed with a pull handle, one side of the pull handle is installed with a card plate, and the other side of the top plate is installed with a fixing rod; the inner walls of the two storage grooves are installed with hooks; one side of the outer surface of the measuring ruler is installed with a level bubble.

[0006] As a preferred technical solution of the utility model, side grooves are provided on both sides of the measuring ruler, and an inner groove is provided inside the measuring ruler.

[0007] As a preferred technical solution of the utility model, a lifting structure is installed inside the inner tank, and the lifting structure includes a fixing ring, and the fixing ring is fixedly connected to the inner wall of the inner tank.

[0008] As a preferred technical solution of the utility model, a servo motor is installed inside the fixing ring, a screw is installed at one end of the output shaft of the servo motor, a threaded rod is threadedly installed on the outer surface of the screw, a degree panel is installed on one side of the threaded rod, and a scale is opened on one side of the outer surface of the degree panel.

[0009] As a preferred technical solution of the utility model, side blocks are installed on both sides of the outer surface of the degree panel, a degree groove is opened inside the degree panel, and a zero point is installed inside the degree groove.

[0010] As a preferred technical solution of the utility model, a limiting structure is installed inside the two side slots, and the two limiting structures include a rotating rod.

[0011] As a preferred technical solution of the utility model, the two rotating rods are rotatably connected to the side slots, and connecting rings are installed at the bottom of the two rotating rods.

[0012] As a preferred technical solution of the utility model, a rotating handle is installed on one side of the two connecting rings, and a plurality of gear levers are installed on the outer surfaces of the two rotating rods, and the distance between each gear lever is 1m.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1. A floor plane height difference measuring device, through a supporting structure and a fixing structure, when measuring the floor, by pulling the pull handle outward respectively, the spring drives the fixing rod to be pulled out from the positioning hole, when the card plate reaches the top of the fixing seat, the card plate is pressed against the fixing seat by holding the pull handle and rotating 180 degrees, so that the fixing rod can be fixed, at this time, the cover plate is turned out from the storage groove, so that the cover plate is flush with the bottom of the measuring ruler, and then the extension plate is pulled out from the support plate and pulled to the position of the hook, and the hanging ring is hung in the hook to make the storage The inner wall of the groove forms a triangle with the sleeve plate and the extension plate, thereby supporting the measuring ruler, making the measuring ruler fit the floor more closely, improving the measurement accuracy. The value below the zero point of the device is positive, indicating that the floor surface is higher than the design elevation at this time, and the value above the zero point is negative, indicating that the floor surface is lower than the design elevation at this time. The operation method does not require frequent vertical ruler readings of known elevation points, nor does it require calculation of the elevation of the point to be measured, and then comparing it with the design elevation. The reading on the movable ruler is the height difference between the actual measured value and the design value of the floor surface, which greatly improves the measurement accuracy.

[0015] 2. This floor plane height difference measuring device, through the lifting structure, when the measuring ruler is adjusted to the standard height, by starting the servo motor, its output shaft can drive the screw rod to rotate, and due to the limit of the inner groove, the threaded rod can drive the degree panel to move horizontally on the outer surface of the screw rod, thereby achieving the measurement ruler automatically reaching the standard height without manual adjustment, thereby improving the convenience of the device;

[0016] 3. This floor plane height difference measuring device, through the limit structure, after the measuring ruler is adjusted to the standard height, the construction worker holds the rotating handle and rotates it inward. At this time, the two rotating rods can drive the gear rods to rotate and support the side blocks on both sides of the degree panel, thereby avoiding the degree panel from loosening and falling off during measurement, and improving the measurement stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the scale structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the lifting structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the zero-point structure of the utility model;

[0021] Figure 5 This is a schematic diagram of the hook structure of the utility model;

[0022] Figure 6 This is a schematic diagram of the limiting structure of the utility model;

[0023] Figure 7 This is a schematic diagram of the fixed structure of the utility model;

[0024] Figure 8 This is a schematic diagram of the support structure of the utility model.

[0025] In the figure: 1, measuring ruler; 2, inner groove; 3, storage groove; 4, fixed groove; 5, side slot; 6, scale; 7, supporting structure; 71, fixed shaft; 72, sleeve plate; 73, positioning hole; 74, hinge seat; 75, rotating plate; 76, supporting plate; 77, extension plate; 78, hanging ring; 8, fixing structure; 81, fixing seat; 82, abutment plate; 83, slot; 84, spring; 85, top plate; 86 , rotating plate; 87, pull handle; 88, clamping plate; 89, fixing rod; 9, lifting structure; 91, fixing ring; 92, servo motor; 93, screw rod; 94, threaded rod; 95, degree panel; 96, side block; 97, degree slot; 98, zero point; 10, limiting structure; 101, rotating rod; 102, connecting ring; 103, rotating handle; 104, gear lever; 11, level bubble; 12, hook. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-8A floor height difference measuring device includes a measuring ruler 1, wherein two receiving slots 3 are provided inside the measuring ruler 1, a fixing slot 4 is provided on one side of the two receiving slots 3, a supporting structure 7 is installed inside the two receiving slots 3, and a fixing structure 8 is installed inside the two fixing slots 4; the two supporting structures 7 include fixed shafts 71, the two fixing shafts 71 are fixedly connected to the receiving slots 3, sleeve plates 72 are sleeved on the outer surfaces of the two fixing shafts 71, positioning holes 73 are provided inside the two sleeve plates 72, hinge seats 74 are installed on the tops of the two sleeve plates 72, rotating plates 75 are hingedly installed inside the two hinge seats 74, support plates 76 are installed at one end of the two rotating plates 75, and the insides of the two support plates 76 An extension plate 77 is slidably installed, and a hanging ring 78 is installed on one side of the two extension plates 77; the fixed structure 8 includes a fixed seat 81, the two fixed seats 81 are fixedly connected to the fixed groove 4, abutment plates 82 are installed inside the two fixed seats 81, a card slot 83 is opened on one side of the two fixed seats 81, a spring 84 is installed on one side of the two card plates 82, a top plate 85 is installed on one end of the spring 84, a rotating plate 86 is rotatably installed on one side of the top plate 85, a pull handle 87 is installed on one side of the rotating plate 86, a card plate 88 is installed on one side of the pull handle 87, and a fixing rod 89 is installed on the other side of the top plate 85; hooks 12 are installed on the inner walls of the two storage grooves 3; a level bubble 11 is installed on one side of the outer surface of the measuring ruler 1.

[0028] See also Figure 2 Side slots 5 are provided on both sides of the measuring ruler 1 , and an inner slot 2 is provided inside the measuring ruler 1 .

[0029] See also Figure 3-4 A lifting structure 9 is installed inside the inner tank 2, and the lifting structure 9 includes a fixing ring 91, and the fixing ring 91 is fixedly connected to the inner wall of the inner tank 2. A servo motor 92 is installed inside the fixing ring 91, and a screw rod 93 is installed at one end of the output shaft of the servo motor 92. A threaded rod 94 is threadedly installed on the outer surface of the screw rod 93, and a degree panel 95 is installed on one side of the threaded rod 94. A scale 6 is opened on one side of the outer surface of the degree panel 95. Side blocks 96 are installed on both sides of the outer surface of the degree panel 95, and a degree slot 97 is opened inside the degree panel 95, and a zero point 98 is installed inside the degree slot 97.

[0030] By starting the servo motor 92, its output shaft can drive the screw rod 93 to rotate. Due to the limitation of the inner groove 2, the threaded rod 94 can drive the degree panel 95 to move horizontally on the outer surface of the screw rod 93, and stop when the zero point 98 passes through the degree groove 97 and aligns with the scale 6.

[0031] See also Figure 6The two side slots 5 are internally installed with a limiting structure 10, and the two limiting structures 10 include a rotating rod 101. The two rotating rods 101 are rotatably connected to the side slots 5, and a connecting ring 102 is installed at the bottom of the two rotating rods 101. A rotating handle 103 is installed on one side of the two connecting rings 102, and a plurality of gear rods 104 are installed on the outer surface of the two rotating rods 101, and the distance between each gear rod 104 is 1m.

[0032] After the measuring ruler 1 is adjusted to the standard height, the construction worker holds the rotating handle 103 and rotates it inward. At this time, the two rotating rods 101 can drive the gear rod 104 to rotate and support the side blocks 96 on both sides of the degree panel 95, thereby preventing the degree panel 95 from loosening and falling off during measurement.

[0033] Working principle, when a floor plane height difference measuring device is used, in the initial state, first, by pulling the handle 87 outwards respectively, the spring 84 drives the fixing rod 89 to be pulled out from the positioning hole 73, and when the clamping plate 88 reaches the top of the fixing seat 81, the clamping plate 88 is pressed against the fixing seat 81 by holding the handle 87 and rotating it 180°, thereby fixing the fixing rod 89, and at this time, the sleeve plate 72 is turned out from the storage groove 3, so that the sleeve plate 72 is flush with the bottom of the measuring ruler 1, and then the extension plate 77 is pulled out from the support plate 76 and pulled to the position of the hook 12, and the hanging ring 78 is hung in the hook 12, so that the inner wall of the storage groove 3 and the sleeve plate 72 and the extension plate 77 form a triangle, thereby supporting the measuring ruler 1, and at this time, the measuring ruler 1 is placed at the standard design elevation point, and then through Starting the servo motor 92 can make its output shaft drive the screw rod 93 to rotate. Due to the limit of the inner groove 2, the threaded rod 94 can drive the degree panel 95 to move horizontally on the outer surface of the screw rod 93 so that the laser is aligned with the zero point and then stop. Then the construction worker holds the rotating handle 103 and rotates it inward. At this time, the two rotating rods 101 can drive the gear rod 104 to rotate and support the side blocks 96 on both sides of the degree panel 95, thereby preventing the degree panel 95 from loosening and falling off during measurement. Finally, the measuring ruler 1 is attached to the wall panel, the laser level is set up and leveled, and the laser transmitter is turned on. The reading on the movable ruler that the laser is aligned with is the height difference between the actual measured value and the design value of the board surface. The value below the zero point of this device is positive, indicating that the floor surface is higher than the design elevation at this time, and the value above is negative, indicating that the floor surface is lower than the design elevation at this time.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A floor height difference measuring device, comprising a measuring ruler (1), characterized in that: The measuring ruler (1) has two receiving grooves (3) formed inside, a fixing groove (4) formed on one side of the two receiving grooves (3), a supporting structure (7) installed inside the two receiving grooves (3), and a fixing structure (8) installed inside the two fixing grooves (4); The two supporting structures (7) include fixed shafts (71), the two fixed shafts (71) are fixedly connected to the storage grooves (3), the outer surfaces of the two fixed shafts (71) are sleeved with sleeve plates (72), the interiors of the two sleeve plates (72) are provided with positioning holes (73), the tops of the two sleeve plates (72) are provided with hinge seats (74), the interiors of the two hinge seats (74) are hingedly provided with rotating plates (75), one end of the two rotating plates (75) is provided with a supporting plate (76), the interiors of the two supporting plates (76) are slidably provided with an extension plate (77), and one side of the two extension plates (77) is provided with a hanging ring (78); The fixing structure (8) comprises a fixing seat (81), the two fixing seats (81) are fixedly connected to the fixing groove (4), abutment plates (82) are installed inside the two fixing seats (81), a clamping groove (83) is opened on one side of the two fixing seats (81), a spring (84) is installed on one side of the two clamping plates (82), a top plate (85) is installed on one end of the spring (84), a rotating plate (86) is rotatably installed on one side of the top plate (85), a pull handle (87) is installed on one side of the rotating plate (86), a clamping plate (88) is installed on one side of the pull handle (87), and a fixing rod (89) is installed on the other side of the top plate (85); The inner walls of the two storage grooves (3) are provided with hooks (12); A level bubble (11) is installed on one side of the outer surface of the measuring ruler (1).

2. A floor plane height difference measuring device according to claim 1, characterized in that: Side slots (5) are provided on both sides of the measuring ruler (1), and an inner slot (2) is provided inside the measuring ruler (1).

3. A floor plane height difference measuring device according to claim 2, characterized in that: A lifting structure (9) is installed inside the inner tank (2), and the lifting structure (9) comprises a fixing ring (91), and the fixing ring (91) is fixedly connected to the inner wall of the inner tank (2).

4. A floor plane height difference measuring device according to claim 3, characterized in that: A servo motor (92) is installed inside the fixing ring (91), a screw rod (93) is installed at one end of the output shaft of the servo motor (92), a threaded rod (94) is threadedly installed on the outer surface of the screw rod (93), a degree panel (95) is installed on one side of the threaded rod (94), and a scale (6) is opened on one side of the outer surface of the degree panel (95).

5. A floor plane height difference measuring device according to claim 4, characterized in that: Side blocks (96) are installed on both sides of the outer surface of the degree panel (95), a degree groove (97) is opened inside the degree panel (95), and a zero point (98) is installed inside the degree groove (97).

6. A floor plane height difference measuring device according to claim 2, characterized in that: Limiting structures (10) are installed inside the two side slots (5), and the two limiting structures (10) include rotating rods (101).

7. A floor plane height difference measuring device according to claim 6, characterized in that: The two rotating rods (101) are rotatably connected to the side slots (5), and connecting rings (102) are installed at the bottoms of the two rotating rods (101).

8. A floor plane height difference measuring device according to claim 7, characterized in that: A rotating handle (103) is installed on one side of the two connecting rings (102), and a plurality of gear rods (104) are installed on the outer surfaces of the two rotating rods (101), and the distance between each gear rod (104) is 1 m.