CN217900831U

CN217900831U - Construction dimension measuring device

Info

Publication number: CN217900831U
Application number: CN202222316066.4U
Authority: CN
Inventors: 杨冬冬; 许宪民; 周韩莹; 李晓勇; 李敬丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2022-11-25
Anticipated expiration: 2032-08-31

Abstract

The utility model relates to a construction survey technical field just discloses a construction dimension measuring device, including spirit level and support, the spirit level is including base, interlinkage bolt, circle level and telescope, the bottom surface linking bridge of base, and the top surface installation of base interlinks the bolt, and the top surface of interlinkage bolt connects the circle level, and the top surface installation telescope of circle level, the one end of telescope is provided with the draw-in groove, swing joint eyepiece protection component in the draw-in groove, and the objective protection component is installed to the other end of telescope. The utility model discloses after the anticlockwise rotation knob for the first round pin axle of ring cooperation drives the arc connecting rod and is curvilinear motion, and arc connecting rod cooperation second round pin axle drives the ARC piece and is circular motion around the third round pin axle in the motion process, thereby five ARC pieces draw in gradually and shelter from at the inner tube top surface, thereby hide objective, overall structure avoids that objective receives stained when not using the surveyor's level, and convenient operation.

Description

Construction size measuring device

Technical Field

The utility model relates to a construction measurement technical field specifically is a construction size measuring device.

Background

Construction cost, which is the total cost from construction to acceptance, is composed of construction installation cost, equipment and equipment purchase cost, construction other cost and preparation cost and tax, and the construction cost is usually related to the area of the building, so the area and size of the building need to be measured in construction cost. The principle is to measure the height difference between ground points according to the leveling principle. The main components are expected to be a distant mirror, a circular level (or compensator), a base, a foot screw, etc.

The telescope of present spirit level is as very important constitutional unit, and its eyepiece and objective expose outside, and the general dust in measurement place is more, and the measurement personnel just facilitate the use after wiping eyepiece objective to need the maintenance after the spirit level uses and could increase of service life, and the eyepiece and the objective of telescope all expose outside when long-term idle, and it is stained to wet very easily to lead to. Although some level instruments are provided with a protective cover for protecting an eyepiece and an objective lens of a telescope, the protective cover and a telescope body are designed in a separated mode, and the protective cover is easy to lose. In view of this, we need to improve this.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a construction size measuring device possesses eyepiece and the objective that can protect the telescope of spirit level, and facilitates the use advantage such as be difficult for losing, has solved above-mentioned technical problem.

(II) technical scheme

In order to achieve the above purpose, the utility model provides a following technical scheme: a construction size measuring device comprises a level and a support, wherein the level comprises a base, a link bolt, a circular level and a telescope, the bottom surface of the base is connected with the support, the link bolt is installed on the top surface of the base, the top surface of the link bolt is connected with the circular level, the telescope is installed on the top surface of the circular level, a clamping groove is formed in one end of the telescope, an eyepiece protection component is movably connected in the clamping groove, and an objective protection component is installed at the other end of the telescope;

the eyepiece protection assembly comprises a dustproof cover, an arc-shaped clamping strip, a lifting lug and a hanging rope, wherein the arc-shaped clamping strip is fixedly connected to a cover opening of the dustproof cover, the lifting lug is welded to the axial surface of the dustproof cover, and the hanging rope is connected to the lifting lug;

the objective lens protection assembly comprises a knob, a circular ring, a first pin shaft, an arc-shaped connecting rod, a second pin shaft, an arc-shaped piece, a third pin shaft and an inner barrel, the circular ring is arranged inside the knob, the first pin shaft is installed on the top surface of the circular ring, the arc-shaped connecting rod is connected to the axial surface of the first pin shaft, one end of the arc-shaped connecting rod is connected with the second pin shaft, the arc-shaped piece is connected to the bottom surface of the second pin shaft, the third pin shaft is connected to the bottom surface of the arc-shaped piece, and the inner barrel is connected to the bottom surface of the third pin shaft.

As the utility model discloses an optimal technical scheme, the top surface circumference of base sets up three interlinkage bolt, the bottom surface of circle level ware is rotated and is connected the carousel.

As the utility model discloses an optimized technical scheme, the top surface circumference of ring is provided with five first round pin axles, the top surface circumference of inner tube is provided with five second round pin axles and third round pin axle, the both ends of arc connecting rod are rotated and are connected first round pin axle and second round pin axle, rotate between arc piece and the third round pin axle and link to each other.

As the utility model discloses an optimal technical scheme, the one end circumference of telescope is provided with three draw-in groove, just joint arc card strip in the draw-in groove.

As an optimal technical scheme of the utility model, it is the silica gel material to hang the rope, just hang the rope keep away from the lug one end with the bottom surface fixed connection of telescope.

As the utility model discloses an optimized technical scheme, the sight is installed at the top surface center of telescope, just the side of telescope is provided with the handle.

Compared with the prior art, the utility model provides a construction size measuring device possesses following beneficial effect:

1. the utility model discloses a be provided with eyepiece protection subassembly, the arc card strip and the draw-in groove joint of shield for the shield is at the eyepiece surface, thereby plays the guard action to the eyepiece, and only need anticlockwise rotation shield just can break away from it from the eyepiece surface, is provided with string rope cooperation hangers and can connects the shield in the telescope bottom surface, thereby prevents that the shield from losing.

2. The utility model discloses a be provided with objective protection component, after the anticlockwise rotation knob for the first round pin axle of ring cooperation drives the arc connecting rod and is curvilinear motion, and arc connecting rod cooperation second round pin axle drives the ARC piece and is circular motion around the third round pin axle in the motion process, thereby five ARC pieces draw in gradually and shelter from at the inner tube top surface, thereby hide objective, overall structure avoids that objective receives stained when not using the surveyor's level, and convenient operation.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of the structural level of the present invention;

FIG. 3 is a side view of the structural level of the present invention;

fig. 4 is a schematic front sectional view of the objective lens protection assembly of the present invention.

Wherein: 1. a level gauge; 11. a base; 12. a link bolt; 13. a circular level; 14. a telescope; 2. a support; 3. a card slot; 4. an eyepiece protection assembly; 41. a dust cover; 42. an arc-shaped clamping strip; 43. lifting lugs; 44. hanging a rope; 5. an objective lens protection assembly; 51. a knob; 52. a circular ring; 53. a first pin shaft; 54. an arc-shaped connecting rod; 55. a second pin shaft; 56. an arc-shaped sheet; 57. a third pin shaft; 58. an inner cylinder.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are provided to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships that are based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, rather than to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, a construction dimension measuring device comprises a level 1 and a bracket 2, wherein the level 1 comprises a base 11, a link bolt 12, a circular level 13 and a telescope 14, the bottom surface of the base 11 is connected with the bracket 2, the top surface of the base 11 is provided with the link bolt 12, the top surface of the link bolt 12 is connected with the circular level 13, the top surface of the circular level 13 is provided with the telescope 14, one end of the telescope 14 is provided with a clamping groove 3, the inside of the clamping groove 3 is movably connected with an eyepiece protection component 4, and the other end of the telescope 14 is provided with an objective protection component 5;

the eyepiece protection component 4 comprises a dust cover 41, an arc-shaped clamping strip 42, a lifting lug 43 and a hanging rope 44, wherein the arc-shaped clamping strip 42 is fixedly connected at the cover opening of the dust cover 41, the lifting lug 43 is welded on the axial surface of the dust cover 41, and the hanging rope 44 is connected in the lifting lug 43;

the objective lens protection component 5 comprises a knob 51, a circular ring 52, a first pin shaft 53, an arc-shaped connecting rod 54, a second pin shaft 55, an arc-shaped sheet 56, a third pin shaft 57 and an inner cylinder 58, wherein the circular ring 52 is arranged inside the knob 51, the first pin shaft 53 is arranged on the top surface of the circular ring 52, the first pin shaft 53 is connected with the arc-shaped connecting rod 54 on the axial surface, one end of the arc-shaped connecting rod 54 is connected with the second pin shaft 55, the arc-shaped sheet 56 is connected with the bottom surface of the second pin shaft 55, the third pin shaft 57 is connected with the bottom surface of the arc-shaped sheet 56, and the inner cylinder 58 is connected with the bottom surface of the third pin shaft 57.

Further, the link bolt 12 that three circumference of threaded connection set up between the top surface of base 11 and the carousel bottom surface of circular level 13 not only plays the effect of connecting support circular level 13, is in not horizontally state simultaneously at circular level 13, through twisting the horizontal state of the adjustable circular level 13 of three link bolt 12 for circular level 13 can keep the level, thereby guarantees measuring accuracy.

Furthermore, the objective lens of the telescope 14 is located in the inner cylinder 58, the inner cylinder 58 is fixedly connected to the end face of the telescope 14, anti-slip patterns are formed on the outer surface of the knob 51, the knob 51 can be rotated conveniently, when the knob 51 is rotated clockwise, the ring 52 is matched with the first pin shaft 53 to drive the arc-shaped connecting rod 54 to do curvilinear motion, the arc-shaped connecting rod 54 is matched with the second pin shaft 55 to drive the arc-shaped pieces 56 to do circular motion around the third pin shaft 57 in the motion process, so that the five arc-shaped pieces 56 are gradually in an open state, the objective lens is exposed at the moment, when the knob 51 is rotated anticlockwise, the five arc-shaped pieces 56 are gradually furled, and are shielded on the top face of the inner cylinder 58, and the objective lens is hidden.

Three clamping grooves 3 are circumferentially arranged at one end of the telescope 14, and arc-shaped clamping strips 42 are clamped in the clamping grooves 3. Furthermore, anti-skidding line has been seted up at the surface of shield 41, can drive three arc card strip 42 around the axle center anticlockwise rotation of shield 41 through anticlockwise rotation shield 41 to make arc card strip 42 break away from in the draw-in groove 3, shield 41 breaks away from the eyepiece of telescope 14 this moment, makes the eyepiece expose convenient to use, and then protects it outside the eyepiece with shield 41 when not using.

The hanging rope 44 is made of silica gel, and one end of the hanging rope 44 far away from the lifting lug 43 is fixedly connected with the bottom surface of the telescope 14. Further, the hanging rope 44 is matched with the lifting lug 43 to hang the dust-proof cover 41 below the telescope 14, so that the dust-proof cover 41 cannot be lost and is convenient to use.

The center of the top surface of the telescope 14 is provided with a sight bead, and the side surface of the telescope 14 is provided with a handle. Further, the sight that 14 top surfaces of telescope set up is convenient for survey crew tentatively aims at the levelling rod, then survey crew looks through the eyepiece and looks at to the levelling rod, adjusts the focus of eyepiece and makes and to see the scale on the levelling rod clearly, through installing the handle, is convenient for take levelling instrument 1 after levelling instrument 1 is dismantled from support 2.

When the device is used, firstly, after the device reaches a construction site, a support 2 is erected after the device is aligned, then a level 1 is installed on the top surface of the support 2, the circular level 13 is adjusted through three link bolts to be in a horizontal state, then a leveling rod is erected between two points to be measured, and an eyepiece of a telescope 14 is matched with an objective lens to observe specific scales on the two leveling rods, so that a height difference value is obtained; when the level 1 is not used, the dustproof cover 41 is covered on the outer surface of the eyepiece to protect the eyepiece, the knob 51 is rotated anticlockwise, so that the five arc-shaped pieces 56 are driven to cover the inner cylinder 58 to protect the eyepiece, and the integral structure prevents the eyepiece and the objective from being stained by dust and other adverse environments.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a construction size measuring device, includes surveyor's level (1) and support (2), surveyor's level (1) is including base (11), link bolt (12), circle level (13) and telescope (14), bottom surface linking bridge (2) of base (11), just bolt (12) are linked in the top surface installation of base (11), circle level (13) are connected to the top surface of linking bolt (12), the top surface installation telescope (14) of circle level (13), its characterized in that: a clamping groove (3) is formed in one end of the telescope (14), an eyepiece protection component (4) is movably connected into the clamping groove (3), and an objective lens protection component (5) is mounted at the other end of the telescope (14);

the eyepiece protection assembly (4) comprises a dust cover (41), an arc-shaped clamping strip (42), a lifting lug (43) and a hanging rope (44), wherein the arc-shaped clamping strip (42) is fixedly connected to a cover opening of the dust cover (41), the lifting lug (43) is welded to the axial surface of the dust cover (41), and the hanging rope (44) is connected to the lifting lug (43);

objective lens protection component (5) is including knob (51), ring (52), first round pin axle (53), arc connecting rod (54), second round pin axle (55), arc piece (56), third round pin axle (57) and inner tube (58), the inside of knob (51) sets up ring (52), the first round pin axle of top surface installation (53) of ring (52), arc connecting rod (54) is connected to first round pin axle (53) axial plane, second round pin axle (55) is connected to arc connecting rod (54) one end, arc piece (56) is connected to second round pin axle (55) bottom surface, third round pin axle (57) is connected to the bottom surface of arc piece (56), inner tube (58) is connected to third round pin axle (57) bottom surface.

2. The construction dimension measuring device according to claim 1, wherein: three link bolts (12) are arranged on the top surface of the base (11) in the circumferential direction, and the bottom surface of the circular level (13) is rotatably connected with the rotary table.

3. The construction dimension measuring device according to claim 1, wherein: five first pin shafts (53) are arranged on the top surface of the circular ring (52) in the circumferential direction, five second pin shafts (55) and three pin shafts (57) are arranged on the top surface of the inner cylinder (58) in the circumferential direction, the two ends of the arc-shaped connecting rod (54) are rotatably connected with the first pin shafts (53) and the second pin shafts (55), and the arc-shaped sheet (56) is rotatably connected with the third pin shafts (57).

4. The construction dimension measuring device according to claim 1, wherein: three clamping grooves (3) are circumferentially arranged at one end of the telescope (14), and arc-shaped clamping strips (42) are clamped in the clamping grooves (3).

5. The construction dimension measuring device according to claim 1, wherein: the hanging rope (44) is made of silica gel, and one end, far away from the lifting lug (43), of the hanging rope (44) is fixedly connected with the bottom surface of the telescope (14).

6. The construction dimension measuring device according to claim 1, wherein: the center of the top surface of the telescope (14) is provided with a sight bead, and the side surface of the telescope (14) is provided with a handle.