CN216768829U - Measure accurate surveyor's level - Google Patents

Abstract

The present application relates to the technical field of leveling instruments, and discloses a leveling instrument with accurate measurement, including a mounting plate, the lower side wall of the mounting plate is connected with a plurality of brackets, the upper side wall of the mounting plate is connected with a placing plate, and the upper side wall of the placing plate is rotatably connected There is a turning plate, a horizontal plate is placed above the turning plate, the upper side wall of the turning plate is fixedly connected with a connecting frame, the inner wall of the connecting frame is hinged with a connecting plate, and the upper side wall of the connecting plate and the lower side wall of the horizontal plate are fixedly connected, A support frame is fixedly connected to the side wall on the opposite side of the rotating plate and the horizontal plate, the inner wall of the lower support frame is rotatably connected with an installation cylinder through a rotating shaft, and the inner wall of the installation cylinder is rotatably connected with a threaded cylinder through a bearing. The application can adjust the placement angle of the level at a large angle when placing the level, improve the measurement accuracy of the level, reduce the rework rate of construction, and improve the construction efficiency.

Description

Levels for accurate measurement

technical field

The present application relates to the technical field of level instruments, and in particular, to a level instrument with precise measurement.

Background technique

A level is an instrument that establishes a horizontal line of sight to measure the height difference between two points on the ground. The principle is to measure the height difference between ground points according to the principle of leveling. The main components are telescope, tube level (or compensator), vertical shaft, base, foot screw. According to the structure, it is divided into micro-tilt level, automatic level, laser level and digital level (also known as electronic level). According to the accuracy, it is divided into precision level and ordinary level.

When the existing level is used, it needs to be placed on the ground. Since the construction ground is not flat enough and the adjustment angle of the level is small, measurement errors may occur when the level is used.

Utility model content

The purpose of this application is to solve the problem that the level in the prior art needs to be placed on the ground when it is in use. Since the construction ground is not flat enough and the adjustment angle of the level is small, measurement errors will occur when the level is used. The proposed measurement Precise level.

In order to achieve the above object, the application adopts the following technical solutions:

The level instrument for accurate measurement includes a mounting plate, the lower side wall of the mounting plate is connected with a plurality of brackets, the upper side wall of the mounting plate is connected with a placing plate, and the upper side wall of the placing plate is rotatably connected with a turning plate, A horizontal plate is placed above the rotating plate, a connecting frame is fixedly connected to the upper side wall of the rotating plate, a connecting plate is hinged on the inner wall of the connecting frame, and the upper side wall of the connecting plate and the lower side of the horizontal plate are connected. The walls are fixedly connected, the side walls on the opposite side of the rotating plate and the horizontal plate are fixedly connected with a support frame, the inner wall of the support frame on the lower side is connected with a mounting cylinder through a rotating shaft, and the inner wall of the mounting cylinder is connected by a bearing. There is a threaded barrel, the inner thread of the threaded barrel is sleeved with a threaded rod, the upper end of the threaded rod is rotatably connected to the upper support frame through the rotating shaft, and the upper side wall of the horizontal plate is symmetrically and fixedly connected with two clamps. The side walls of the two card plates facing each other are connected with screw rods through bearings, and the screw rod jacket is provided with an adjustment plate, the upper side wall of the adjustment plate is fixedly connected with the level body, and the screw rod The outer thread of the rod is sleeved with two wire plates, the side walls of the wire plates are fixedly connected with two transverse rods, and the side walls of the clamping plate are provided with two transverse holes matching with the transverse rods.

Preferably, friction rings are fixedly connected to the side walls on the opposite sides of the two wire plates.

Preferably, one end of the screw rod protrudes from the clamping plate and is sleeved with a rotating cylinder, the same spring is connected between the rotating cylinder and the screw rod, the inner wall of the rotating cylinder is fixedly connected with a limit plate, and the wire The rod wall of the rod is provided with two limit grooves that match with the limit plate, the side wall of the rotating drum is fixedly connected with two bayonet pins, and the side wall of the catch plate is provided with a plurality of bayonet pins that match each other. card slot.

Preferably, a rotating plate is fixedly connected to the side wall of the rotating drum.

Preferably, the threads on the left and right sides of the lead screw are opposite.

Preferably, the outer wall of the threaded barrel is fixedly sleeved with a sleeve.

Preferably, the outer wall fixing sleeve of the sleeve is provided with a plurality of rubber rings.

Preferably, spikes are connected to the lower end of the bracket.

Compared with the prior art, the present application provides a level instrument with accurate measurement, which has the following beneficial effects:

The level with accurate measurement can adjust the placement angle of the level at a large angle when placing the level, improve the measurement accuracy of the level, reduce the rework rate of construction, and improve the construction efficiency.

Description of drawings

1 is a schematic structural diagram of a level instrument with accurate measurement proposed by the application;

Fig. 2 is the enlarged schematic diagram of part A in Fig. 1;

FIG. 3 is an enlarged schematic view of part B in FIG. 1 .

In the figure: 1. Mounting plate; 2. Bracket; 3. Placing plate; 4. Turning plate; 5. Horizontal plate; 6. Connecting frame; 7. Connecting plate; 8. Supporting frame; 9. Mounting cylinder; 10. Thread Cylinder; 11, threaded rod; 12, card plate; 13, screw rod; 14, adjustment plate; 15, level body; 16, silk plate; 17, cross bar; 18, horizontal hole; 19, friction ring; 20, turn barrel; 21, spring; 22, limit plate; 23, limit slot; 24, bayonet; 25, slot; 26, rotating plate; 27, sleeve; 28, rubber ring; 29, spike.

Detailed ways

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all of the embodiments.

Referring to Figure 1-3, the level instrument for accurate measurement includes a mounting plate 1, the lower side wall of the mounting plate 1 is connected with a plurality of brackets 2, and the lower end of the bracket 2 is connected with a spike 29, which enables the lower end of the bracket 2 to be inserted into the ground, The bracket 2 is a telescopic structure and can be rotated. The upper side wall of the mounting plate 1 is connected with a placing plate 3, and the upper side wall of the placing plate 3 is rotatably connected with a rotating plate 4. Above the rotating plate 4, a horizontal plate 5 is placed, and the rotating plate 4 A connecting frame 6 is fixedly connected to the upper side wall of the connecting frame 6, and a connecting plate 7 is hinged on the inner wall of the connecting frame 6. The upper side wall of the connecting plate 7 and the lower side wall of the horizontal plate 5 are fixedly connected, and the turning plate 4 and the horizontal plate 5 are on the opposite side. The side walls of the lower side are fixedly connected with a support frame 8, the inner wall of the lower support frame 8 is connected with a mounting cylinder 9 through a rotating shaft, and the inner wall of the mounting cylinder 9 is rotated and connected with a threaded cylinder 10 through a bearing, and the outer wall of the threaded cylinder 10 is fixedly sleeved with a The sleeve 27 is convenient to rotate the threaded barrel 10. The outer wall of the sleeve 27 is fixed with a plurality of rubber rings 28 to facilitate the rotation of the sleeve 27. The inner thread of the threaded barrel 10 is sleeved with a threaded rod 11. The threaded rod 11 can be controlled to move up and down, the upper end of the threaded rod 11 is connected to the upper support frame 8 through the rotating shaft, and the upper side wall of the horizontal plate 5 is symmetrically and fixedly connected with two clamping plates 12, and the two clamping plates 12 are opposite to one side. The side walls of the screw rod 13 are rotatably connected to the screw rod 13 through the bearing. The outer shell of the screw rod 13 is provided with an adjustment plate 14. The upper side wall of the adjustment plate 14 is fixedly connected with the level body 15. The outer thread of the screw rod 13 is provided with two screw plates 16. , the screw rod 13 can control the movement of the screw plate 16, the threads on the left and right sides of the screw rod 13 are opposite, and the two screw plates 16 can move in the direction of approaching or moving away from each other, and the side walls of the two screw plates 16 facing each other are fixed. A friction ring 19 is connected to increase the friction force between the wire plate 16 and the adjustment plate 14. The side wall of the wire plate 16 is fixedly connected with two cross bars 17, and the side wall of the clamping plate 12 is provided with two cross bars 17. The horizontal holes 18 that match each other, through the mutual cooperation of the horizontal bars 17 and the horizontal holes 18, prevent the wire plate 16 from rotating, so that the wire plate 16 can only move left and right in the horizontal direction.

Referring to FIG. 2 , one end of the screw rod 13 protrudes from the clamping plate 12 and is sleeved with a rotating drum 20 . The side wall of the rotating drum 20 is fixedly connected with a rotating plate 26 to facilitate the rotation of the rotating drum 20 , and between the rotating drum 20 and the screw rod 13 The same spring 21 is connected. The spring 21 can keep the detent 24 in the slot 25. The inner wall of the drum 20 is fixedly connected to the limit plate 22. The side wall of the drum 20 is fixedly connected with two locking pins 24, and the side wall of the locking plate 12 is provided with a plurality of locking grooves 25 that match with the locking pins 24, so that when the screw 13 is not rotated , to fix the screw 13.

In the present application, during use, the level body 15 is placed on the ground through the bracket 2, and then the sleeve 27 is rotated. The sleeve 27 drives the threaded barrel 10 to rotate, and controls the threaded rod 11 to move upward through threaded cooperation, thereby controlling the horizontal plate 5 in The angle of the horizontal direction, and then pull the drum 20, so that the drum 20 drives the pin 24 out of the slot 25, and then rotates the drum 20, the drum 20 controls the screw rod 13 through the mutual cooperation of the limit plate 22 and the limit groove 23. Rotate to control the two wire plates 16 to move in the direction away from each other, and then adjust the level body 15 in the front and rear angles, so as to adjust the level body 15 in a wide range and angle, and then use the level body 15 to adjust the level. The angle of the main body 15 is fine-tuned, and the device can adjust the placement angle of the level at a large angle when placing the level, so as to improve the measurement accuracy of the level, reduce the rework rate of construction, and improve the construction efficiency.

The above are only the preferred specific embodiments of the present application, but the protection scope of the present application is not limited thereto. The equivalent replacement or change of the utility model concept thereof shall be covered within the protection scope of the present application.

Claims (8)

1. The level gauge comprises a mounting plate (1) and is characterized in that the lower side wall of the mounting plate (1) is connected with a plurality of supports (2), the upper side wall of the mounting plate (1) is connected with a placing plate (3), the upper side wall of the placing plate (3) is connected with a rotating plate (4) in a rotating mode, a transverse plate (5) is placed above the rotating plate (4), the upper side wall of the rotating plate (4) is fixedly connected with a connecting frame (6), the inner wall of the connecting frame (6) is hinged with a connecting plate (7), the upper side wall of the connecting plate (7) is fixedly connected with the lower side wall of the transverse plate (5), the opposite side walls of the rotating plate (4) and the transverse plate (5) are fixedly connected with supporting frames (8), the lower side of the inner wall of the supporting frame (8) is connected with a mounting barrel (9) in a rotating mode through a rotating shaft, the inner wall of the mounting barrel (9) is connected with a threaded barrel (10) through a bearing in a rotating mode, threaded rod (11) have been cup jointed to screw thread section of thick bamboo (10) internal thread, the upper end of threaded rod (11) is rotated through the pivot and is connected the upside in carriage (8), two cardboard (12) of the last lateral wall symmetry fixedly connected with of diaphragm (5), two the lateral wall of cardboard (12) one side in opposite directions all is connected with lead screw (13) through the bearing rotation, lead screw (13) overcoat is equipped with regulating plate (14), the last lateral wall fixedly connected with spirit level body (15) of regulating plate (14), lead screw (13) external thread cover is equipped with two silk boards (16), two horizontal poles (17) of lateral wall fixedly connected with of silk board (16), two cross bore (18) that match each other with horizontal pole (17) are seted up to the lateral wall of cardboard (12).

2. Level gauge according to claim 1, characterized in that a friction ring (19) is fixedly connected to the side wall of the two wire plates (16) on the side facing each other.

3. The level gauge for measuring accuracy according to claim 1, wherein one end of the screw rod (13) extends out of the clamping plate (12) and is sleeved with a rotary cylinder (20), a same spring (21) is connected between the rotary cylinder (20) and the screw rod (13), a limiting plate (22) is fixedly connected to the inner wall of the rotary cylinder (20), two limiting grooves (23) matched with the limiting plate (22) are formed in the rod wall of the screw rod (13), two clamping pins (24) are fixedly connected to the side wall of the rotary cylinder (20), and a plurality of clamping grooves (25) matched with the clamping pins (24) are formed in the side wall of the clamping plate (12).

4. Level gauge according to claim 3, characterized in that a rotating plate (26) is fixedly connected to the side wall of the drum (20).

5. Level gauge according to claim 1, characterized in that the screw (13) has opposite threads on the left and right.

6. Level gauge according to claim 1, characterized in that the outer wall of the threaded cylinder (10) is fixedly sleeved with a sleeve (27).

7. Level gauge according to claim 6, characterized in that the outer wall of the sleeve (27) is fixedly sleeved with a plurality of rubber rings (28).

8. Level gauge according to claim 1, characterized in that spikes (29) are connected to the lower end of the bracket (2).

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