CN111504266A - A portable foldable level - Google Patents

Abstract

The invention discloses a portable and foldable level, and belongs to the field of levels. A portable and foldable level comprises a level main body and a box body, wherein the bottom of the level main body is arranged at the top of the box body, square inserting blocks are symmetrically fixed at the bottom of the level main body, square inserting holes are symmetrically formed in the top of the box body, the bottom ends of the square inserting blocks respectively penetrate through the corresponding square inserting holes in a sliding mode, four vertical rods are symmetrically fixed at the bottom of the box body, and a transverse plate is arranged below the box body; the leveling instrument main body can be conveniently and quickly fixed on the box body, the square pipe body can be unfolded while the leveling instrument main body is fixed, the leveling instrument main body can be conveniently and quickly detached from the box body, the square pipe body can be folded while the leveling instrument main body is detached, therefore, the detaching efficiency can be improved, and the extending length of the square sliding rod can be conveniently and quickly adjusted.

Description

A portable foldable level

technical field

The invention relates to the technical field of level instruments, in particular to a portable and foldable level instrument.

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 axis, base and foot screw. According to the structure, it is divided into micro-tilt level, automatic leveling level, laser level and digital level (also known as electronic level). According to the accuracy, it is divided into precision level and ordinary level.

At present, the main body of the level is generally fixed on the supporting bracket by bolts, so it is more troublesome to disassemble and assemble, and the current level bracket is not easy to open, and it is also troublesome to fold it, and the length of the current level bracket It is inconvenient to adjust, so we propose a portable and foldable level to solve the above problems.

SUMMARY OF THE INVENTION

The purpose of the present invention is to solve the problems in the prior art that the main body of the level is inconvenient to be installed on the matching bracket, and it is troublesome to disassemble, and the level bracket is not easy to open and fold and the length of the level bracket is not easy to adjust. A portable and foldable level is proposed.

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

A portable foldable level includes a level main body and a box body, the bottom of the level main body is arranged on the top of the box body, the bottom of the level instrument main body is symmetrically fixed with a square insert, and the top of the box body is symmetrically opened with Square sockets, the bottom ends of the square plugs slide through the corresponding square sockets respectively, the bottom of the box body is symmetrically fixed with four vertical rods, the bottom of the box body is provided with a horizontal plate, the The bottoms of the vertical rods are all fixedly connected with the top of the horizontal plate, the top inner wall of the box body is rotatably connected with a first threaded rod through a bearing, and the bottom end of the first threaded rod passes through the bottom of the box body and the bottom of the horizontal plate in turn. And a turntable is fixed, the outer side wall of the first threaded rod is rotatably connected with the bottom of the box and the horizontal plate through two bearings, the box is provided with a connecting plate, and the connecting plate and the first threaded rod are threaded The two side walls of the connecting plate are connected with a first connecting rod through a pin shaft, and the top of the first connecting rod is connected with a connecting block through a pin shaft, and the top of the connecting block is connected with the box body. The top inner wall of the plug is slidably connected, one side wall of the connecting block is fixed with a clamping block, one side wall of the square insert block is provided with a clamping hole, and one end of the clamping block slides through the corresponding clamping hole, The bottom of the box body is provided with a sliding plate, the sliding plate is connected with the first threaded rod through threads, the sliding plate is slidably connected to the outer side walls of the four vertical rods, and the surrounding side walls of the sliding plate are all connected with a pin shaft. The second connecting rod, one end of the second connecting rod is connected with a square tube body through a pin shaft, and the top of the square tube body is connected with the bottom of the box body through a pin shaft. A square sliding rod is slidably connected to each other, one side wall of the square sliding rod is equally spaced with circular grooves, and one side wall of the bottom end of the square tube body is fixed with an L-shaped plate. One side wall is connected with a second threaded rod through threads, one end of the second threaded rod is fixed with a knob, the other end of the second threaded rod is fixed with a cylinder, and one end of the cylinder is inserted in the corresponding in the circular groove.

Preferably, the top of the connecting plate is provided with a first threaded hole, and the first threaded rod and the first threaded hole are threadedly connected.

Preferably, T-shaped sliding blocks are fixed on the top of the connecting blocks, T-shaped sliding grooves are symmetrically opened on the inner wall of the top of the box, and the T-shaped sliding blocks are respectively slidably connected in the corresponding T-shaped sliding grooves. .

Preferably, the top of the slide plate is provided with a second threaded hole, the first threaded rod and the second threaded hole are connected by threads, the top of the slide plate is symmetrically provided with four through holes, and the vertical rods respectively penetrate corresponding vias.

Preferably, limit blocks are fixed on both side walls of the square sliding rod, limit slots are defined on both inner walls of the square tube body, and the limit blocks are respectively slidably connected in the corresponding limit slots.

Preferably, a side wall of the L-shaped plate is provided with a third threaded hole, and the second threaded rod is connected with the third threaded hole corresponding to the L-shaped plate through a threaded connection.

Preferably, the surfaces of the turntable and the knob are provided with anti-skid patterns.

Compared with the prior art, the present invention provides a portable and foldable level, which has the following beneficial effects:

1. The portable and foldable level can be equipped with a square insert, a vertical rod, a horizontal plate, a first threaded rod, a turntable, a connecting plate, a first connecting rod, a connecting block, a clamping block, a slide plate and a second connecting rod. It is convenient and quick to fix the main body of the level on the box, and while fixing the main body of the level, the square tube body can be stretched, and the main body of the level can be disassembled from the box conveniently and quickly, and it can be folded while dismantling the main body of the level. The square tube body can improve the efficiency of disassembly and assembly.

2. The portable foldable level can be easily and quickly adjusted by setting the L-shaped plate, the second threaded rod, the knob and the cylinder, and by equidistantly opening circular grooves on one side wall of the square sliding rod. The extension length of the rod.

The parts not involved in the device are the same as the existing technology or can be realized by using the existing technology. The present invention can fix the main body of the level instrument on the box conveniently and quickly, and can open the square tube body while fixing the main body of the level instrument. The main body of the leveling instrument can also be easily and quickly disassembled from the box body, and the square tube body can be folded while the main body of the leveling instrument is disassembled, so as to improve the efficiency of disassembly and assembly, and can conveniently and quickly adjust the protruding length of the square sliding rod.

Description of drawings

1 is a schematic diagram of the overall structure of a portable foldable level proposed by the present invention;

Fig. 2 is the overall cross-sectional structural schematic diagram of a portable foldable level instrument proposed by the present invention;

3 is a schematic diagram of the enlarged structure of the A area of a portable foldable level proposed by the present invention;

FIG. 4 is a schematic view of the enlarged structure of the B area of a portable foldable level proposed by the present invention;

FIG. 5 is a schematic top view structure diagram of a slide plate of a portable foldable level provided by the present invention.

In the figure: 1. Main body of level instrument; 2. Box body; 3. Square insert block; 4. Square socket; 5. Vertical rod; 6. Horizontal plate; 7. First threaded rod; 8. Turntable; 9. Connecting plate ;10, first connecting rod; 11, connecting block; 12, clamping block; 13, clamping hole; 14, sliding plate; 15, second connecting rod; 16, square tube body; 17, square sliding rod; 18, round Groove; 19, L-shaped plate; 20, second threaded rod; 21, knob; 22, cylinder; 23, first threaded hole; 24, T-shaped slider; 25, T-shaped chute; 26, second thread hole; 27, through hole; 28, limit block; 29, limit slot; 30, third threaded hole.

Detailed ways

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

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", " The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, so as to The specific orientation configuration and operation are therefore not to be construed as limitations of the present invention.

1-5, a portable foldable level, a portable foldable level, including a level body 1 and a box 2, the bottom of the level body 1 is arranged on the top of the box 2, and the bottom of the level body 1 is symmetrical A square insert block 3 is fixed, a square socket 4 is symmetrically opened on the top of the box body 2, the bottom end of the square insert block 3 slides through the corresponding square socket 4, and the bottom of the box body 2 is symmetrically fixed with four vertical sockets 4. Rod 5, a horizontal plate 6 is arranged below the box body 2, the bottom of the vertical rod 5 is fixedly connected with the top of the horizontal plate 6, and the top inner wall of the box body 2 is rotated and connected with a first threaded rod 7 through a bearing. The first threaded rod The bottom end of 7 penetrates the bottom of the box body 2 and the bottom of the horizontal plate 6 in turn and is fixed with a turntable 8. The outer side wall of the first threaded rod 7 is rotatably connected with the bottom of the box body 2 and the horizontal plate 6 through two bearings, respectively. The body 2 is provided with a connecting plate 9. The connecting plate 9 is connected with the first threaded rod 7 through threads. A connecting block 11 is rotatably connected with a pin shaft. The top of the connecting block 11 is slidably connected to the top inner wall of the box body 2 . One side wall of the connecting block 11 is fixed with a clamping block 12 . There is a clamping hole 13, one end of the clamping block 12 slides through the corresponding clamping hole 13, a sliding plate 14 is arranged under the box body 2, the sliding plate 14 is connected with the first threaded rod 7 through threads, and the sliding plate 14 is slidably connected to the four vertical positions. The outer side wall of the rod 5 and the surrounding side walls of the slide plate 14 are all connected with the second connecting rod 15 through the pin shaft, and one end of the second connecting rod 15 is connected with the square tube body 16 through the pin shaft. The top of the square tube body 16 They are all connected to the bottom of the box body 2 through a pin shaft. The interior of the square tube body 16 is slidably connected with a square slide bar 17. One side wall of the square slide bar 17 is equally spaced with circular grooves 18. The square tube body 16 L-shaped plate 19 is fixed on one side wall of the bottom end, and a second threaded rod 20 is threaded on one side wall of the L-shaped plate 19. One end of the second threaded rod 20 is fixed with a knob 21, and the second threaded rod The other end of the 20 is fixed with a cylinder 22 , and one end of the cylinder 22 is inserted into the corresponding circular groove 18 .

In this embodiment, by setting the square insert block 3, the vertical rod 5, the horizontal plate 6, the first threaded rod 7, the turntable 8, the connecting plate 9, the first connecting rod 10, the connecting block 11, the clamping block 12, the sliding plate 14 and the The second connecting rod 15 can easily and quickly fix the level body 1 on the box body 2 , and can stretch the square tube body 16 while fixing the level body 1 , and can also easily and quickly remove the level body 1 from the box body 2 . It can be disassembled from the top, and the square tube body 16 can be folded while disassembling the level body 1, so that the efficiency of disassembly and assembly can be improved. One side wall of the sliding rod 17 is equally spaced with circular grooves 18 , so that the protruding length of the square sliding rod 17 can be adjusted conveniently and quickly.

Specifically, the top of the connecting plate 9 is provided with a first threaded hole 23 , and the first threaded rod 7 is connected with the first threaded hole 23 through a threaded connection.

In this embodiment, the first threaded hole 23 is opened on the top of the connecting plate 9 to cooperate with the first threaded rod 7 so that when the first threaded rod 7 rotates, the connecting plate 9 can be driven to move.

Specifically, T-shaped sliding blocks 24 are fixed on the top of the connecting block 11 , T-shaped sliding grooves 25 are symmetrically opened on the inner wall of the top of the box body 2 , and the T-shaped sliding blocks 24 are respectively slidably connected in the corresponding T-shaped sliding grooves 25 . .

In this embodiment, by fixing the T-shaped sliding block 24 on the top of the connecting block 11 , and opening the T-shaped sliding grooves 25 symmetrically on the top inner wall of the box body 2 , the connecting block 11 can slide in the box body 2 stably.

Specifically, the top of the slide plate 14 is provided with a second threaded hole 26, the first threaded rod 7 and the second threaded hole 26 are connected by threads, the top of the slide plate 14 is symmetrically provided with four through holes 27, and the vertical rods 5 penetrate through corresponding through hole 27.

In this embodiment, the second threaded hole 26 is opened on the top of the sliding plate 14 to cooperate with the first threaded rod 7, and the four through holes 27 are symmetrically opened on the top of the sliding plate 14, so that the vertical rod 5 can be smoothly Through the sliding plate 14 , when the first threaded rod 7 rotates, the sliding plate 14 can be driven to slide on the surface of the vertical rod 5 .

Specifically, limit blocks 28 are fixed on both side walls of the square sliding rod 17 , limit slots 29 are defined on both inner walls of the square tube 16 , and the limit blocks 28 are respectively slidably connected in the corresponding limit slots 29 .

In this embodiment, by fixing the limit blocks 28 on both side walls of the square sliding rod 17 and setting limit grooves 29 on both inner walls of the square pipe body 16, the square sliding rod 17 can be stably placed in the square pipe body. 16 inside slides.

Specifically, a side wall of the L-shaped plate 19 is provided with a third threaded hole 30 , and the second threaded rod 20 is connected with the third threaded hole 30 corresponding to the L-shaped plate 19 by screwing.

In this embodiment, the third threaded hole 30 is provided on one side wall of the L-shaped plate 19 to cooperate with the second threaded rod 20 .

Specifically, the surfaces of the turntable 8 and the knob 21 are provided with anti-skid patterns.

In this embodiment, anti-slip patterns are provided on the surfaces of the turntable 8 and the knob 21, which can play a better anti-slip effect, thereby facilitating people to rotate.

The working principle and use process of the present invention: when the level is used and needs to be carried, the level body 1 can be disassembled from the box 2. The disassembly process is as follows: rotating the turntable 8, the turntable 8 drives the first threaded rod 7 to rotate, The first threaded rod 7 can drive the connecting plate 9 to move upward, the connecting plate 9 can drive the two first connecting rods 10 to move, and the two first connecting rods 10 can drive the corresponding connecting blocks 11 to move to the outside, thereby driving the The corresponding clamping block 12 is disengaged from the corresponding clamping hole 13. When the first threaded rod 7 rotates, it will also drive the slide plate 14 to move upward, and the slide plate 14 can drive the four second connecting rods 15 to move, and the four second The rod 15 can drive the corresponding square tube body 16 to shrink inward, so that the four square tube bodies 16 can be folded, and then the square sliding rod 17 can be retracted into the square tube body 16. The adjustment process is as follows: Rotate the knob 21, the knob 21 can drive the second threaded rod 20 to rotate, and the second threaded rod 20 will move outward when it rotates, so as to drive the cylinder 22 to leave the corresponding circular groove 18, at this time, the square sliding rod 17 is contracted to the square tube body 16 Then turn the knob 21 again to insert the cylinder 22 into the circular groove 18 at the bottom end of the square slide bar 17, so that the square slide bar 17 can be fixed, so the volume can be reduced and it is easy to carry.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. The equivalent replacement or change of the inventive concept thereof shall be included within the protection scope of the present invention.

Claims (7)

1. The utility model provides a portable folding surveyor's level, includes surveyor's level main part (1) and box (2), its characterized in that, the bottom of surveyor's level main part (1) sets up the top at box (2), the bottom symmetry of surveyor's level main part (1) is fixed with square inserted block (3), square jack (4) have been seted up to the top symmetry of box (2), the bottom of square inserted block (3) slides respectively and passes corresponding square jack (4), the bottom symmetry of box (2) is fixed with four montants (5), the below of box (2) is provided with diaphragm (6), the bottom of montant (5) all with the top fixed connection of diaphragm (6), the top inner wall of box (2) rotates through the bearing and is connected with first threaded rod (7), the bottom of first threaded rod (7) runs through the bottom of box (2) and the bottom of diaphragm (6) and is fixed with carousel (8) through the equal threaded rod (10) of equal threaded rod (16) of equal threaded rod (10) the equal threaded rod of equal threaded rod (10) of equal threaded rod (10) and the equal threaded rod (10) of equal threaded rod (10), the equal threaded rod (10) is connected with the equal threaded rod of equal threaded rod (10) of equal threaded rod of box (10) and the equal threaded rod of equal threaded rod (10) of equal threaded rod (10) and the equal threaded rod of equal threaded rod (10) and the equal threaded rod of equal threaded rod (10) is connected with the equal threaded rod of equal threaded rod (10) and the equal threaded rod of equal threaded rod (10) and the top of equal threaded rod (10) and the bottom of.

2. A portable and collapsible level as claimed in claim 1, characterised in that the top of the attachment plate (9) defines a first threaded aperture (23), the first threaded rod (7) being threadedly engaged with the first threaded aperture (23).

3. The portable and foldable level gauge according to claim 1, wherein T-shaped sliding blocks (24) are fixed on the tops of the connecting blocks (11), T-shaped sliding grooves (25) are symmetrically formed in the inner wall of the top of the box body (2), and the T-shaped sliding blocks (24) are respectively and slidably connected in the corresponding T-shaped sliding grooves (25).

4. The portable and foldable level according to claim 1, wherein the top of the sliding plate (14) is provided with a second threaded hole (26), the first threaded rod (7) is in threaded connection with the second threaded hole (26), the top of the sliding plate (14) is symmetrically provided with four through holes (27), and the vertical rods (5) respectively penetrate through the corresponding through holes (27).

5. The portable foldable level according to claim 1, wherein two side walls of the square sliding rod (17) are fixed with limit blocks (28), two side walls of the square tube (16) are provided with limit grooves (29), and the limit blocks (28) are respectively connected in the corresponding limit grooves (29) in a sliding manner.

6. A portable and collapsible level as claimed in claim 1, characterised in that a third threaded hole (30) is provided in each side wall of said L shaped plates (19), said second threaded bar (20) being threadedly engaged with said third threaded hole (30) of the corresponding L shaped plate (19).

7. A portable, collapsible level according to claim 1, characterised in that the surface of the dial (8) and knob (21) are provided with anti-slip threads.

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