CN219623692U

CN219623692U - Level gauge for horizontal calibration

Info

Publication number: CN219623692U
Application number: CN202320411702.3U
Authority: CN
Inventors: 胡旭
Original assignee: Tangshan Kailuan Construction Group Co ltd
Current assignee: Tangshan Kailuan Construction Group Co ltd
Priority date: 2023-03-07
Filing date: 2023-03-07
Publication date: 2023-09-01
Anticipated expiration: 2033-03-07

Abstract

The utility model relates to the technical field of engineering measurement, in particular to a horizontal calibration level gauge. Including the tripod, the top of tripod is provided with the roof, is provided with the backup pad above the roof, is provided with support piece between roof and the backup pad, has inlayed bubble spirit level on the up end of backup pad, has placed the spirit level body in the backup pad, and support piece is including fixing the stand at roof top surface middle part, and the stand top is provided with the ball, and the middle part of backup pad is provided with the opening and down and with the spherical blind hole that the ball cooperation was used, and the regulating part that is used for adjusting the horizontality of backup pad has evenly been laid to the just being located edge on the roof. The supporting plate is supported by the upright posts and the round balls, whether the supporting plate is kept in a horizontal state is judged by observing the bubble level, and when the supporting plate needs to be adjusted, the position of the supporting plate is adjusted by the adjusting piece so that the level body arranged on the supporting plate is in the horizontal state, and the measuring operation is convenient to carry out.

Description

Level gauge for horizontal calibration

Technical Field

The utility model relates to the technical field of engineering measurement, in particular to a horizontal calibration level gauge.

Background

The level gauge is an instrument for establishing a horizontal sight line to measure the height difference between two points of the ground, and the principle is that the height difference between the two points of the ground is measured according to the leveling principle, and the main components comprise a telescope, a tube level gauge, a vertical shaft, a base and a foot screw; however, when using this kind of tripod to support the spirit level in the field, because the ground is uneven, after fixing the supporting legs of tripod, the positioning disk is the state of slope generally, and the positioning disk does not have the function of level adjustment, after the spirit level is fixed on the ground level dish, need to adjust the level again on the positioning disk, make measuring process comparatively loaded down with trivial details, the practicality is not strong.

Aiming at the problems, the prior patent 202021223078.7 discloses a bracket for a construction engineering level, which is convenient for adjusting the level, and comprises a leveling mechanism for adjusting a mounting plate for fixing the level to be in a horizontal state, wherein the leveling mechanism comprises a lower fixing plate and an upper fixing plate, 3 screws are respectively arranged at the upper end of the lower fixing plate and the lower end of the upper fixing plate, adjusting nuts are arranged on the screws, the adjusting nuts are connected with the screws through threads, 2 bubble levels are symmetrically arranged on the upper end surface of the upper fixing plate, and the bubble levels are embedded on the upper fixing plate, and further comprise bracket components which are arranged below the leveling mechanism and are used for mounting and supporting; but only carry out the horizontal adjustment through screw rod and adjusting nut, only can drive and go up the fixed disk whole and carry out the removal along screw rod axial direction, because screw rod and last fixed disk are fixed, when adjusting the fixed disk one side height through single screw rod, can lead to going up the fixed disk opposite side slope, the vertical motion of screw rod can exist the motion interference with the direction of motion of last fixed disk slope, can't carry out the regulation of direction of inclination to last fixed disk through single screw rod and adjusting nut alone.

Disclosure of Invention

The present utility model aims to solve the above-mentioned problems, thereby providing a level calibration level capable of adjusting the level.

The utility model solves the problems, and adopts the following technical scheme:

the utility model provides a level calibration level, includes the tripod, the top of tripod is provided with the roof, the top of roof is provided with the backup pad, be provided with support piece between roof and the backup pad, inlay on the up end of backup pad has bubble spirit level, placed the level body in the backup pad, support piece is including fixing the stand at roof top surface middle part, the stand top is provided with the ball, the middle part of backup pad is provided with the opening and spherical blind hole that uses with the ball cooperation downwards, and the regulating part that is used for adjusting the horizontality of backup pad has evenly been laid to the just being located edge on the roof.

Compared with the prior art, the utility model adopting the technical scheme has the outstanding characteristics that:

the supporting plate is supported by the upright posts and the round balls, whether the supporting plate is kept in a horizontal state is judged by observing the bubble level, and when the supporting plate needs to be adjusted, the position of the supporting plate is adjusted by the adjusting piece so that the level body arranged on the supporting plate is in the horizontal state, and the measuring operation is convenient to carry out.

Preferably, the utility model further adopts the technical scheme that:

the lower end face of the supporting plate is provided with a plurality of sliding grooves with T-shaped longitudinal sections at the edges, and each sliding groove comprises a groove part at the upper part and a limiting part at the lower part;

the adjusting piece includes the screw thread post of lower extreme fixed connection on the roof, and the upper end of screw thread post runs through the notch portion and stretches into in the spacing portion, and the upper end of screw thread post is equipped with the stopper that is located spacing portion, and threaded connection has the adjusting nut that is used for driving the backup pad around the support piece activity on the screw thread post.

The tripod comprises three support rods which are obliquely arranged, a mounting plate is arranged at the bottom of the top plate, a hinge groove opposite to the upper end of the support rod is formed in the lower plate surface of the mounting plate, opposite hinge holes are formed in the opposite side walls of the hinge groove, the upper end of the support rod extends into the corresponding hinge groove, and a hinge shaft extending into the corresponding hinge hole is arranged at the upper end of the support rod.

The support rod comprises an upper connecting rod hinged with the mounting plate and a lower connecting rod connected with the upper connecting rod, a movable cavity into which the upper connecting rod extends is arranged in the lower connecting rod, a strip-shaped groove is formed in the side wall of the movable cavity along the length direction of the side wall, a fixing column extending out of the strip-shaped groove is arranged on the side wall of the upper connecting rod, and a fixing nut used for fixing the lower connecting rod is connected to the fixing column in a threaded mode.

The lower end of the lower connecting rod is conical.

The lower end part of the lower connecting rod is provided with a supporting leg.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present utility model;

FIG. 2 is a perspective view of a tripod and roof connection structure in accordance with an embodiment of the present utility model;

FIG. 3 is a schematic cross-sectional front view of a mounting plate, top plate and support plate connection structure in accordance with an embodiment of the present utility model;

FIG. 4 is a schematic perspective view of a support rod according to an embodiment of the present utility model;

marked in the figure as: 100. a tripod; 101. a top plate; 102. a support plate; 103. a mounting plate; 104. a support rod; 110. a level body; 120. an adjusting member; 210. a bubble level; 311. a spherical blind hole; 321. a column; 322. a ball; 331. a slot part; 332. a limit part; 340. a threaded column; 341. a limiting block; 350. an adjusting nut; 361. a hinge groove; 410. an upper connecting rod; 411. a hinge shaft; 412. fixing the column; 413. a fixing nut; 420. a lower connecting rod; 421. a bar-shaped groove; 422. and (5) supporting legs.

Description of the embodiments

The utility model is further described below in connection with the following examples which are provided for the purpose of better understanding of the present utility model and are, therefore, not to be construed as limiting the scope of the utility model.

The utility model provides a horizontal calibration level, includes tripod 100, and the top of tripod 100 is provided with roof 101, and the top of roof 101 is provided with backup pad 102, is provided with support piece between roof 101 and the backup pad 102, has inlayed bubble level 210 on the up end of backup pad 102, has placed level body 110 on the backup pad 102, its characterized in that: the support piece includes the stand 321 of fixing at roof 101 top surface middle part, and the stand 321 top is provided with ball 322, and the middle part of backup pad 102 is provided with the opening and down and with ball 322 cooperation spherical blind hole 311 that uses, and the adjustment piece 120 that is used for adjusting the horizontality of backup pad 102 has evenly been laid to the department on roof 101 and be located the edge.

Through the arrangement of the spherical blind holes 311, the stand columns 321 and the round balls 322, the round balls 322 are positioned in the spherical blind holes 311, the stand columns 321 are connected to the top plate 101, so that ball connection is formed between the supporting piece and the supporting piece 102, the supporting piece 102 is movably connected to the top plate 101, and the supporting piece 102 can be adjusted to move up and down around the supporting piece by a user through the adjusting piece 120 by matching with the adjusting piece 120 at the periphery of the top plate 101, so that the supporting piece 102 is adjusted to be in a horizontal state; the lower end of the upright post 321 extends outwards to form a fixing part, and the fixing part is fixedly connected to the top plate 101 through a screw, so that the support piece is fixedly mounted on the top plate 101;

through the setting up of bubble level 210 for after setting up tripod 100, can judge through observing bubble level 210 that backup pad 102 is in the horizontality, at this moment, if bubble level 210 does not appear the level, user's accessible regulating part 120 can adjust backup pad 102 to the horizontality.

A plurality of sliding grooves with T-shaped longitudinal sections are uniformly distributed on the lower end surface and the edge of the supporting plate 102, and each sliding groove comprises an upper groove part 331 and a lower limiting part 332;

the adjusting piece 120 comprises a threaded column 340, the lower end of which is fixedly connected to the top plate 101, the threaded column 340 and the sliding grooves are arranged in a one-to-one correspondence manner, the upper end of the threaded column 340 penetrates through the groove opening 331 and stretches into the limiting portion 332, the inner diameter of the limiting portion 332 is larger than the diameter of the threaded column 340, so that the threaded column 340 can be slightly inclined inside, a limiting block 341 positioned in the limiting portion 332 is arranged at the upper end of the threaded column 340, a movable gap exists between the limiting block 341 and the inner wall of the groove opening 331, and an adjusting nut 350 used for driving the supporting plate 102 to move around the supporting piece is connected to the threaded column 340 in a threaded manner.

The lower end of the threaded column 340 extends outwards to form an installation part, the installation part is fixed on the top plate 101 through a screw, wherein the limiting block 341 is positioned in the limiting part 332, so that the adjusting piece 120 can limit the supporting plate 102, and the movement amplitude of the adjusting piece is limited; a gap exists between the limiting block 341 and the inner wall of the limiting portion 332, and the adjusting nut 350 is finely adjusted to squeeze the lower end surface of the supporting plate 102 to drive the supporting plate 102 to move, so that the supporting plate 102 is adjusted to be in a horizontal state.

By utilizing the gap between the limiting block 341 and the inner wall of the limiting part 332, the adjusting nut 350 is screwed along the threaded column 340 to realize the inclination adjustment of the supporting plate 102, so that the supporting plate is horizontally fine-tuned to a certain extent; because the clearance that exists between stopper 341 and the internal wall of spacing portion 332 for when adjusting nut 350 is not tight supporting plate 102, there is the problem that rocks in roof 101 top for supporting plate 102, cause the offset of supporting plate 102's problem, in order to solve the offset problem of supporting plate 102, supporting plate 102 need be connected on roof 101, simultaneously, in order to realize the level adjustment of supporting plate 102, supporting plate 102 still need can swing around the supporting point, however, utilize ball connection in this design, can realize that supporting plate 102 connects on roof 102, solve the wobbling problem of supporting plate 102, the intensity of supporting plate 102 support the spirit level has been improved, simultaneously, can realize supporting plate 102 and swing around the supporting point through ball connection, the user can realize the level adjustment of supporting plate 102 through twisting the corresponding adjusting nut 350 of supporting plate 102 edge

Tripod 100 includes the bracing piece 104 that three slope set up, and the bottom of roof 101 is provided with mounting panel 103, has seted up on the lower face of mounting panel 103 with bracing piece 104 upper end relative hinge groove 361, be equipped with relative hinge hole on the lateral wall that hinge groove 361 is relative, bracing piece 104 upper end stretches into in the corresponding hinge groove 361, bracing piece 104 upper end department is equipped with the articulated shaft 411 that stretches into in the corresponding hinge hole.

The mounting plate 103 is in a regular triangle shape, and three support rods 104 on the mounting plate are arranged corresponding to three sides of the mounting plate; by the provision of the hinge groove 361, the hinge hole, and the hinge shaft 411, the hinge of the support lever 104 to the mounting plate 103 is achieved.

The support rod 104 comprises an upper connecting rod 410 hinged with the mounting plate 103 and a lower connecting rod 420 connected with the upper connecting rod 410, a movable cavity into which the upper connecting rod 410 extends is arranged in the lower connecting rod 420, a bar-shaped groove 421 is arranged on the side wall of the movable cavity along the length direction of the side wall, a fixed column 412 extending out of the bar-shaped groove 421 is arranged on the side wall of the movable cavity, and a fixed nut 413 used for fixing the lower connecting rod 420 is connected on the fixed column 412 in a threaded manner.

In actual use, a user can move the lower connecting rod 420 along the extending direction of the upper connecting rod 410 by unscrewing the fixing nut 413, so that the length of the support rod 104 is adjusted, and the height of the tripod is adjusted, the applicability of the tripod is wider, and the user can fix the position of the lower connecting rod 420 on the upper connecting rod 410 by screwing the fixing nut 413, so that the tripod 100 is convenient to mount and use; the length of the support rod 104 is adjusted by screwing the fixing nut 412, and the operation is simple and convenient.

The lower end of the lower link 420 is tapered, and the lower link 420 can be conveniently embedded into the ground by the taper, thereby increasing the stability of the tripod 100 erected on the ground.

The lower end of the lower link 420 is provided with the support leg 422, so that in actual use, a user can conveniently insert the support rod 104 into the ground by stepping on the support leg 422, thereby facilitating the erection of the tripod 100 on the ground.

When the user uses the level to calibrate the level, firstly, according to the actual observed height, the fixing nut 413 is unscrewed, the lower connecting rod 420 is pulled to move along the upper connecting rod 410, after the support rod 104 is adjusted to the required length, the fixing nut 413 is screwed to fixedly connect the lower connecting rod 420 and the upper connecting rod 410, after the tripod 100 is erected on the ground, the bubble level 210 is observed, the support plate 102 is adjusted to be in a horizontal state by screwing the corresponding adjusting nut 350, and then the level body 110 is installed on the support plate 102, so that measurement operation is performed.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the scope of the claims, but rather to cover all equivalent modifications within the scope of the present utility model as defined by the appended claims.

Claims

1. The utility model provides a level calibration level, includes tripod (100), and the top of tripod (100) is provided with roof (101), and the top of roof (101) is provided with backup pad (102), is provided with support piece between roof (101) and backup pad (102), inlays on the up end of backup pad (102) has bubble level (210), has placed level body (110) on backup pad (102), its characterized in that: the support piece comprises an upright post (321) fixed in the middle of the top surface of the top plate (101), a ball (322) is arranged at the top end of the upright post (321), a spherical blind hole (311) with an opening facing downwards and matched with the ball (322) is arranged in the middle of the supporting plate (102), and adjusting pieces (120) used for adjusting the horizontal state of the supporting plate (102) are uniformly distributed on the top plate (101) and located at the edge.

2. The level according to claim 1, wherein: a plurality of sliding grooves with T-shaped longitudinal sections are uniformly distributed on the lower end surface and the edge of the supporting plate (102), and each sliding groove comprises an upper groove part (331) and a lower limiting part (332);

the adjusting piece (120) comprises a threaded column (340) with the lower end fixedly connected to the top plate (101), the upper end of the threaded column (340) penetrates through the groove part (331) and stretches into the limiting part (332), a limiting block (341) located in the limiting part (332) is arranged at the upper end of the threaded column (340), and an adjusting nut (350) used for driving the supporting plate (102) to move around the supporting piece is connected to the threaded column (340) in a threaded mode.

3. The level according to claim 1, wherein: tripod (100) including bracing piece (104) that three slope set up, the bottom of roof (101) is provided with mounting panel (103), has seted up hinge groove (361) relative with bracing piece (104) upper end on the lower face of mounting panel (103), is equipped with relative hinge hole on the lateral wall that hinge groove (361) is relative, in the hinge groove (361) that corresponds is stretched into to the upper end of bracing piece (104), the upper end department of bracing piece (104) is equipped with hinge shaft (411) that stretch into in the corresponding hinge hole.

4. A level according to claim 3, characterized in that: the supporting rod (104) comprises an upper connecting rod (410) hinged with the mounting plate (103) and a lower connecting rod (420) connected with the upper connecting rod (410), a movable cavity into which the upper connecting rod (410) stretches is arranged in the lower connecting rod (420), a strip-shaped groove (421) is formed in the side wall of the movable cavity along the length direction of the movable cavity, a fixed column (412) stretching out of the strip-shaped groove (421) is formed in the side wall of the upper connecting rod (410) located in the movable cavity, and a fixing nut (413) used for fixing the lower connecting rod (420) is connected to the fixed column (412) in a threaded mode.

5. The level according to claim 1, wherein: the lower end of the lower connecting rod (420) is tapered.

6. The level according to claim 1, wherein: a support leg (422) is arranged at the lower end part of the lower connecting rod (420).