CN113624200A

CN113624200A - Foldable level

Info

Publication number: CN113624200A
Application number: CN202110971549.5A
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2021-11-09
Also published as: CN111504266B; CN111504266A

Abstract

The invention discloses a foldable level, and belongs to the field of levels. A 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 insertion blocks are symmetrically fixed at the bottom of the level main body, square insertion holes are symmetrically formed in the top of the box body, the bottom ends of the square insertion blocks respectively penetrate through the corresponding square insertion 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

Foldable level

This application is divisional application, and the original case patent number is: 202010499098.5, filing date 2020, 06, 04, entitled: a portable and foldable level.

Technical Field

The invention relates to the technical field of levels, in particular to a foldable level.

Background

The level is an instrument for establishing a horizontal sight line 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 leveling principle. The main components are hopeful to be a telescope, a tube level (or compensator), a vertical shaft, a base and a foot screw, and are divided into a micro-inclination level, an automatic leveling level, a laser level and a digital level (also called an electronic level) according to the structure. The precision level is divided into a precision level and a common level according to the precision.

The main part of present level generally is fixed on the support that matches with it through the bolt, so the dismouting is got up comparatively trouble, and present level support is not convenient for strut, also comparatively trouble when folding, and the length of present level support is just not convenient for adjust in addition, therefore we have proposed a folding level and have solved above-mentioned problem.

Disclosure of Invention

The invention aims to solve the problems that a main body of a level in the prior art is inconvenient to mount on a matched bracket and troublesome to dismount, the level bracket is inconvenient to unfold and fold, and the length of the level bracket is inconvenient to adjust, and provides a foldable level.

In order to achieve the purpose, the invention adopts the following technical scheme:

a foldable level comprises a level body and a box body, wherein the bottom of the level body is arranged at the top of the box body, square inserting blocks are symmetrically fixed at the bottom of the level body, square inserting holes are symmetrically formed in the top of the box body, the bottom ends of the square inserting blocks respectively slide through the corresponding square inserting holes, four vertical rods are symmetrically fixed at the bottom of the box body, a transverse plate is arranged below the box body, the bottoms of the vertical rods are fixedly connected with the top of the transverse plate, the inner wall of the top of the box body is rotatably connected with a first threaded rod through bearings, the bottom end of the first threaded rod sequentially penetrates through the bottom of the box body and the bottom of the transverse plate and is fixedly provided with a rotary plate, the outer side wall of the first threaded rod is rotatably connected with the bottom of the box body and the transverse plate through two bearings, a connecting plate is arranged in the box body and is in threaded connection with the first threaded rod, the two side walls of the connecting plate are both rotationally connected with a first connecting rod through a pin shaft, the top end of the first connecting rod is rotationally connected with a connecting block through a pin shaft, the top of the connecting block is slidably connected with the inner wall of the top of the box body, a clamping block is fixed on one side wall of the connecting block, a clamping hole is formed in one side wall of the square inserting block, one end of the clamping block slidably penetrates through the corresponding clamping hole, a sliding plate is arranged below the box body and is in threaded connection with a first threaded rod, the sliding plate is slidably connected with the outer side walls of the four vertical rods, the peripheral side walls of the sliding plate are both rotationally connected with a second connecting rod through pin shafts, one end of the second connecting rod is rotationally connected with a square pipe body through a pin shaft, the top of the square pipe body is rotationally connected with the bottom of the box body through a pin shaft, and a square sliding rod is slidably connected inside the square pipe body, circular recess has been seted up to a lateral wall equal equidistance of square slide bar, a bottom lateral wall of square body all is fixed with the L template, a lateral wall of L template all has the second threaded rod through threaded connection, the one end of second threaded rod all is fixed with the knob, the other end of second threaded rod all is fixed with the cylinder, cylindrical one end is inserted and is established in corresponding circular recess.

The two side walls of the square sliding rod are respectively fixed with a limiting block, the inner walls of the two sides of the square pipe body are respectively provided with a limiting groove, and the limiting blocks are respectively connected in the corresponding limiting grooves in a sliding mode.

Preferably, the top of the connecting plate is provided with a first threaded hole, and the first threaded rod is in threaded connection with the first threaded hole.

Preferably, the top of the connecting block is fixed with T-shaped sliding blocks, the inner wall of the top of the box body is symmetrically provided with T-shaped sliding grooves, and the T-shaped sliding blocks are respectively connected in the corresponding T-shaped sliding grooves in a sliding manner.

Preferably, a second threaded hole is formed in the top of the sliding plate, the first threaded rod is in threaded connection with the second threaded hole, four through holes are symmetrically formed in the top of the sliding plate, and the vertical rod penetrates through the corresponding through holes respectively.

Preferably, a third threaded hole is formed in one side wall of each L-shaped plate, and the second threaded rods are connected with the third threaded holes of the corresponding L-shaped plates through threads.

Preferably, the surfaces of the rotating disc and the knob are provided with anti-skid grains.

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

1. this folding surveyor's level, through setting up square inserted block, the montant, the diaphragm, first threaded rod, the carousel, the connecting plate, first connecting rod, the connecting block, the fixture block, slide and second connecting rod, can convenient and fast fix the surveyor's level main part on the box, and can strut square body in the time of fixed surveyor's level main part, also can dismantle the surveyor's level main part from the box convenient and fast get off, and can fold square body when dismantling the surveyor's level main part, thereby can improve the efficiency of dismouting.

2. This folding surveyor's level, through setting up L template, second threaded rod, knob and cylinder, and offer circular recess through a lateral wall equidistance at square slide bar, the extension length of regulation square slide bar that can convenient and fast.

The part not involved in the device is the same as the part which can be realized by adopting the prior art, the leveling instrument main body can be conveniently and quickly fixed on the box body, the square pipe body can be propped open while the leveling instrument main body is fixed, the leveling instrument main body can be conveniently and quickly disassembled from the box body, and the square pipe body can be folded while the leveling instrument main body is disassembled, so that the disassembling and assembling efficiency can be improved, and the extending length of the square sliding rod can be conveniently and quickly adjusted.

Drawings

Fig. 1 is a schematic view of the overall structure of a foldable level according to the present invention;

fig. 2 is a schematic cross-sectional view of a foldable level according to the present invention;

FIG. 3 is an enlarged view of area A of a foldable level according to the present invention;

fig. 4 is an enlarged structural diagram of a region B of a foldable level according to the present invention;

fig. 5 is a schematic top view of a slide plate of a foldable level according to the present invention.

In the figure: 1. a level body; 2. a box body; 3. a square insert block; 4. a square jack; 5. a vertical rod; 6. a transverse plate; 7. a first threaded rod; 8. a turntable; 9. a connecting plate; 10. a first link; 11. connecting blocks; 12. a clamping block; 13. a clamping hole; 14. a slide plate; 15. a second link; 16. a square tube body; 17. a square slide bar; 18. a circular groove; 19. an L-shaped plate; 20. a second threaded rod; 21. a knob; 22. a cylinder; 23. a first threaded hole; 24. a T-shaped slider; 25. a T-shaped chute; 26. a second threaded hole; 27. a through hole; 28. a limiting block; 29. a limiting groove; 30. and a third threaded hole.

Detailed Description

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

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-5, a foldable level, which comprises a level main body 1 and a box body 2, wherein the bottom of the level main body 1 is arranged at the top of the box body 2, square insertion blocks 3 are symmetrically fixed at the bottom of the level main body 1, square insertion holes 4 are symmetrically arranged at the top of the box body 2, the bottom ends of the square insertion blocks 3 respectively slide through the corresponding square insertion holes 4, four vertical rods 5 are symmetrically fixed at the bottom of the box body 2, a transverse plate 6 is arranged below the box body 2, the bottoms of the vertical rods 5 are fixedly connected with the top of the transverse plate 6, the inner wall of the top of the box body 2 is rotatably connected with a first threaded rod 7 through bearings, the bottom end of the first threaded rod 7 sequentially penetrates through the bottom of the box body 2 and the bottom of the transverse plate 6 and is fixed with a rotary plate 8, the outer side wall of the first threaded rod 7 is rotatably connected with the bottom of the box body 2 and the transverse plate 6 through two bearings, a connecting plate 9 is arranged in the box body 2, the connecting plate 9 is connected with a first threaded rod 7 through threads, two side walls of the connecting plate 9 are both rotationally connected with a first connecting rod 10 through a pin shaft, the top end of the first connecting rod 10 is both rotationally connected with a connecting block 11 through a pin shaft, the top of the connecting block 11 is both slidably connected with the inner wall of the top of the box body 2, one side wall of the connecting block 11 is both fixed with a clamping block 12, one side wall of the square inserting block 3 is both provided with a clamping hole 13, one end of the clamping block 12 slidably passes through the corresponding clamping hole 13, a sliding plate 14 is arranged below the box body 2, the sliding plate 14 is connected with the first threaded rod 7 through threads, the sliding plate 14 is slidably connected with the outer side walls of the four vertical rods 5, the peripheral side walls of the sliding plate 14 are both rotationally connected with a second connecting rod 15 through pin shafts, one end of the second connecting rod 15 is both rotationally connected with a square pipe body 16 through a pin shaft, the top of the square pipe body 16 is both rotationally connected with the bottom of the box body 2 through a pin shaft, the inside of square body 16 all sliding connection has square slide bar 17, circular recess 18 has been seted up to square slide bar 17's a lateral wall equidistance, a bottom lateral wall of square body 16 all is fixed with L template 19, a lateral wall of L template 19 all has second threaded rod 20 through threaded connection, the one end of second threaded rod 20 all is fixed with knob 21, the other end of second threaded rod 20 all is fixed with cylinder 22, the one end of cylinder 22 is inserted and is established in corresponding circular recess 18.

In this embodiment, through setting up square inserted block 3, montant 5, diaphragm 6, first threaded rod 7, the carousel 8, connecting plate 9, first connecting rod 10, connecting block 11, fixture block 12, slide 14 and second connecting rod 15, can convenient and fast fix spirit level main part 1 on box 2, and can strut square body 16 in fixed spirit level main part 1, also can dismantle spirit level main part 1 from box 2 convenient and fast, and can fold square body 16 in the time of dismantling spirit level main part 1, thereby can improve the efficiency of dismouting, through setting up L template 19, second threaded rod 20, knob 21 and cylinder 22, and seted up circular recess 18 through a lateral wall equidistance at square slide bar 17, can convenient and fast adjust the extension length of square slide bar 17.

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

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

Specifically, the top of the connecting block 11 is fixed with T-shaped sliding blocks 24, 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 connected in the corresponding T-shaped sliding grooves 25 in a sliding manner.

In this embodiment, the T-shaped sliding block 24 is fixed on the top of the connecting block 11, and the T-shaped sliding grooves 25 are symmetrically formed on the inner wall of the top of the box body 2, so that the connecting block 11 can stably slide in the box body 2.

Specifically, 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 rod 5 penetrates through the corresponding through holes 27 respectively.

In this embodiment, the second threaded hole 26 is formed in the top of the sliding plate 14 to be matched with the first threaded rod 7, and the four through holes 27 are symmetrically formed in the top of the sliding plate 14 to enable the vertical rod 5 to smoothly pass through the sliding plate 14, so that 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, both side walls of the square sliding rod 17 are fixed with limit blocks 28, both side inner walls of the square pipe body 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.

In this embodiment, the two side walls of the square sliding rod 17 are both fixed with the limiting blocks 28, and the inner walls of the two sides of the square tube 16 are both provided with the limiting grooves 29, so that the square sliding rod 17 can stably slide in the square tube 16.

Specifically, a third threaded hole 30 is formed in one side wall of each L-shaped plate 19, and the second threaded rod 20 is in threaded connection with the corresponding third threaded hole 30 of each L-shaped plate 19.

In this embodiment, a third threaded hole 30 is formed in a side wall of the L-shaped plate 19 to engage with the second threaded rod 20.

Specifically, the surfaces of the rotating disc 8 and the knob 21 are both provided with anti-skid lines.

In this embodiment, the anti-slip patterns are arranged on the surfaces of the rotary disk 8 and the knob 21, so that a better anti-slip effect can be achieved, and people can rotate conveniently.

The working principle and the using process of the invention are as follows: when the level is used and needs to be carried, the level main body 1 can be detached from the box body 2, the detaching process is that the rotating disc 8 is rotated, the rotating disc 8 drives the first threaded rod 7 to rotate, the first threaded rod 7 can drive the connecting plate 9 to move upwards, the connecting plate 9 can drive the two first connecting rods 10 to move, the two first connecting rods 10 can drive the corresponding connecting blocks 11 to move outwards, so as to drive the corresponding clamping blocks 12 to be separated from the corresponding clamping holes 13, when the first threaded rod 7 rotates, the sliding plate 14 can also be driven to move upwards, the sliding plate 14 can drive the four second connecting rods 15 to move, the four second connecting rods 15 can drive the corresponding square tube bodies 16 to retract inwards, so as to fold the four square tube bodies 16, then the square sliding rods 17 are retracted into the square tube bodies 16, the adjusting process is that the knob 21 is rotated, knob 21 can drive second threaded rod 20 and rotate, and second threaded rod 20 can move outward when rotating to can drive cylinder 22 and break away from corresponding circular recess 18, contract square slide bar 17 to square body 16 this moment in, then rotate knob 21 once more, make cylinder 22 insert in the circular recess 18 of square slide bar 17 bottommost, just so can fix square slide bar 17, so can reduce the volume, portable.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The foldable level comprises a level body (1) and a box body (2), and is characterized in that the bottom of the level body (1) is arranged at the top of the box body (2), square inserting blocks (3) are symmetrically fixed at the bottom of the level body (1), square inserting holes (4) are symmetrically formed in the top of the box body (2), the bottom ends of the square inserting blocks (3) respectively slide through the corresponding square inserting holes (4), four vertical rods (5) are symmetrically fixed at the bottom of the box body (2), a transverse plate (6) is arranged below the box body (2), the bottoms of the vertical rods (5) are fixedly connected with the top of the transverse plate (6), a first threaded rod (7) is rotatably connected to the inner wall of the top of the box body (2) through a bearing, the bottom end of the first threaded rod (7) sequentially penetrates through the bottom of the box body (2) and the bottom of the transverse plate (6) and is fixedly provided with a rotary plate (8), the outer side wall of the first threaded rod (7) is rotatably connected with the bottom of the box body (2) and the transverse plate (6) through two bearings respectively, a connecting plate (9) is arranged in the box body (2), the connecting plate (9) is in threaded connection with the first threaded rod (7), two side walls of the connecting plate (9) are rotatably connected with first connecting rods (10) through pin shafts, the top ends of the first connecting rods (10) are rotatably connected with connecting blocks (11) through pin shafts, the tops of the connecting blocks (11) are slidably connected with the inner wall of the top of the box body (2), clamping blocks (12) are fixed on one side wall of each connecting block (11), clamping holes (13) are formed in one side wall of each square inserting block (3), one ends of the clamping blocks (12) slidably penetrate through the corresponding clamping holes (13), and a sliding plate (14) is arranged below the box body (2), the sliding plate (14) is in threaded connection with the first threaded rod (7), the sliding plate (14) is in sliding connection with the outer side walls of the four vertical rods (5), the peripheral side walls of the sliding plate (14) are connected with second connecting rods (15) in a rotating mode through pin shafts, one ends of the second connecting rods (15) are connected with square tube bodies (16) in a rotating mode through pin shafts, the tops of the square tube bodies (16) are connected with the bottom of the box body (2) in a rotating mode through pin shafts, square sliding rods (17) are connected inside the square tube bodies (16) in a sliding mode, circular grooves (18) are formed in one side wall of each square sliding rod (17) in an equal distance, L-shaped plates (19) are fixed on one side wall of the bottom of each square tube body (16), second threaded rods (20) are connected with one side wall of each L-shaped plate (19) through threads, and knobs (21) are fixed on one ends of the second threaded rods (20), the other end of each second threaded rod (20) is fixed with a cylinder (22), and one end of each cylinder (22) is inserted into the corresponding circular groove (18);

both sides wall of square slide bar (17) all is fixed with stopper (28), spacing groove (29) have all been seted up to the both sides inner wall of square body (16), stopper (28) sliding connection is in corresponding spacing groove (29) respectively.

2. A collapsible level according to claim 1, characterised in that the top of the connecting plate (9) is provided with a first threaded hole (23), and the first threaded rod (7) is in threaded connection with the first threaded hole (23).

3. The foldable level according to claim 1, wherein T-shaped sliding blocks (24) are fixed on the top 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 connected in the corresponding T-shaped sliding grooves (25) in a sliding manner.

4. The 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 foldable level according to claim 1, wherein a third threaded hole (30) is opened in each side wall of the L-shaped plate (19), and the second threaded rod (20) is in threaded connection with the third threaded hole (30) of the corresponding L-shaped plate (19).

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