Level gauge support
Technical Field
The utility model belongs to the field of constructional engineering tools, and particularly relates to a level gauge support.
Background
The surveyor's level is the device that building engineering used commonly for measure the height of horizontal plane, common surveyor's level support is generally mostly the tripod, nevertheless because building site's environment is abominable, has the uneven problem of ground hardness, terrace unevenness, in order to guarantee the stable setting of surveyor's level, adopts the support that the supporting leg can be adjusted usually. For example, in the prior art, patent document No. CN209485341U provides a level stand, in which three support legs can be opened outwards along a hinge shaft, and an angle smaller than 90 degrees is formed between a limit plate and a vertical line along with the rotation of the support legs, so that the stand may sink when working in a soft place.
SUMMERY OF THE UTILITY MODEL
The utility model provides a level gauge support, which aims to solve the problem that a limiting plate is inserted into the ground due to angle adjustment of a supporting leg in the prior art.
The utility model relates to a level gauge bracket, which adopts the following technical scheme: a level gauge bracket comprises a mounting plate for mounting a level gauge, a supporting leg assembly arranged below the mounting plate, the supporting leg assembly comprises a central shaft extending along the up-down direction and a plurality of supporting legs arranged at the circumferential position of the central shaft, the upper ends of the supporting legs are hinged with the central shaft, the lower ends of the supporting legs are provided with insertion sharp corners for inserting into the ground, a limiting plate is arranged above the inserting sharp corner on the supporting leg, a connecting seat is detachably arranged on the supporting leg, the connecting seat is provided with an arc surface extending along the up-down direction at the corresponding connecting position close to the limiting plate, the arc-shaped surface is provided with a movable groove extending along the vertical direction, the limiting plate is connected with the groove bottom of the movable groove through a connecting piece, the connecting piece is hinged to the bottom of the movable groove, and the connecting piece rotates in the movable groove by taking a corresponding hinge point as a rotation center to further drive the limiting plate and the supporting leg to change an included angle.
As an improvement, the limiting plate is of a clamp structure with a hollow middle, and an arc-shaped matching surface in sliding fit with the arc-shaped surface is arranged on the inner wall of the hollow middle.
As an improvement, the tank bottom of activity groove is equipped with the articulated shaft, be equipped with the adapter sleeve that has the internal thread on the articulated shaft, on the limiting plate in the through-hole is located to the position department of arc fitting surface, the connecting piece is for passing the through-hole with adapter sleeve threaded connection's bolt.
As an improvement, the upper side and the lower side of the connecting seat are provided with connecting blocks, and the supporting legs are provided with assembling grooves for assembling the connecting seat and the connecting blocks.
As a modification, the connecting block is connected with the assembling groove through a threaded piece.
The utility model has the beneficial effects that:
the utility model provides a level gauge support which comprises a mounting plate and a support leg assembly, wherein the support leg assembly comprises a central shaft and a plurality of support legs, the upper ends of the support legs are hinged with the central shaft, the lower ends of the support legs are provided with insertion sharp corners for inserting into the ground, a limiting plate is arranged above the inserting sharp corner on the supporting leg, a connecting seat is detachably arranged on the supporting leg, the connecting seat is provided with an arc-shaped surface extending along the up-down direction, a movable groove extending along the up-down direction is arranged on the arc-shaped surface, the limiting plate is connected with the bottom of the movable groove through a connecting piece which is hinged with the bottom of the movable groove, through setting up the limiting plate into rotatable form, can adjust the limiting plate to the position department perpendicular with the perpendicular line when the supporting leg is rotatory, limiting plate laminating ground promptly, and then increased the area of contact and the resistance of limiting plate with ground.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of a level stand according to an embodiment of the present invention;
FIG. 2 is an assembly schematic view of a limiting plate and a supporting leg of a level stand according to the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a schematic view of a stop plate of a level bracket according to the present invention;
FIG. 5 is a schematic view of the assembly of the attachment base of a level stand of the present invention on a support leg;
reference numerals:
1. mounting panel, 2, center pin, 3, supporting leg, 31, insert the closed angle, 32, limiting plate, 33, cooperation cambered surface, 4, connecting seat, 41, activity groove, 42, articulated shaft, 43, adapter sleeve, 44, bolt, 45, arcwall face, 5, connecting block, 51, screw.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many different forms than those herein described and the skilled artisan may make similar modifications without departing from the spirit of the utility model and, therefore, the utility model is not limited by the embodiments of the substrate disclosed below.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
An embodiment of a level bracket of the utility model is shown in figures 1 to 5, which comprises a mounting plate 1 for mounting a level, and a leg assembly arranged below the mounting plate 1, wherein the leg assembly comprises a central shaft 2 extending along the vertical direction, and a plurality of supporting legs 3 arranged at the circumferential position of the central shaft 2, the upper ends of the supporting legs 3 are hinged with the central shaft 2, the lower ends of the supporting legs are provided with inserting sharp corners 31 for inserting into the ground, a limiting plate 32 is arranged above the inserting sharp corners 31 on the supporting legs 3, a connecting seat 4 is detachably arranged on the supporting legs 3, an arc-shaped surface extending along the vertical direction is arranged at the corresponding connecting position of the connecting seat 4 close to the limiting plate 32, a movable groove 41 extending along the vertical direction is arranged on the arc-shaped surface 45, the limiting plate 32 is connected with the groove bottom of the movable groove 41 through a connecting piece, and the connecting piece is hinged with the groove bottom of the movable groove 41, the connecting piece rotates in the movable groove 41 by taking the corresponding hinge point as a rotation center, so as to drive the included angle between the limiting plate 32 and the supporting leg 3 to change.
The limiting plate 32 is of a clamp structure with a hollow middle, an arc-shaped matching surface in sliding fit with the arc-shaped surface is arranged on the inner wall of the hollow middle, and the hollow middle outside the arc-shaped matching surface 33 is in clearance fit with the supporting leg 3.
The bottom of the movable groove 41 is provided with a hinge shaft 42, the hinge shaft 42 is provided with a connecting sleeve 43 with internal threads, the limiting plate 32 is provided with a through hole at the position of the arc-shaped matching surface, and the connecting piece is a bolt 44 which penetrates through the through hole and is in threaded connection with the connecting sleeve 43. When the connecting device is manufactured, firstly, the outer surface of the connecting seat 4 meeting the requirements is processed according to the requirements of shape and size, then the movable groove 41 is processed, the connecting sleeve 43 is welded on the hinged connecting seat 4 in advance, then the hinged connecting seat 4 is welded on the groove bottom of the movable groove 41, and finally the connecting seat 4 is assembled in the assembling groove of the supporting leg 3 through screws.
Connecting blocks 5 are arranged on the upper side and the lower side of the connecting seat 4, and assembling grooves for assembling the connecting seat 4 and the connecting blocks 5 are formed in the supporting legs 3. The connecting block 5 is connected with the assembly groove by a screw 51.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.