CN213301194U

CN213301194U - Level gauge with protection function

Info

Publication number: CN213301194U
Application number: CN202022711896.8U
Authority: CN
Inventors: 常士杰; 邵永武; 李腾飞
Original assignee: Hebei Lutong Supervision Consulting Co ltd
Current assignee: Hebei Lutong Supervision Consulting Co ltd
Priority date: 2020-11-22
Filing date: 2020-11-22
Publication date: 2021-05-28
Anticipated expiration: 2030-11-22

Abstract

The utility model discloses a level that possesses safeguard function, concretely relates to measuring instrument technical field, including the appearance body, appearance body one end is provided with objective, the appearance body other end is provided with the eyepiece, the appearance body surface is provided with the focusing button, appearance body bottom is provided with places the tray, it is provided with the roll adjustment button to place the tray surface, appearance body outside is provided with safeguard mechanism, safeguard mechanism is including setting up the protecting sheathing in appearance body outside, the protecting sheathing bottom is provided with the standing groove, the protecting sheathing both ends all are provided with the opening. The utility model discloses can be omnidirectional protect the surveyor's level, prevent that the dust from entering into inside the surveyor's level to the damage of eyepiece and objective, can prevent simultaneously that the rainy day rainwater, it is very convenient when using, direct accessible slip surveyor's level can watch and measure, further improvement the life of surveyor's level.

Description

Level gauge with protection function

Technical Field

The utility model relates to a measuring instrument technical field, more specifically say, the utility model relates to a level that possesses safeguard function.

Background

The level is an instrument for measuring the height difference between two ground points by establishing a horizontal sight line, the principle is that the height difference between the ground points is measured according to the leveling principle, main components are expected to be a telescope, a pipe level, a vertical shaft, a base and a foot screw, and the level is divided into a micro-inclination level, an automatic leveling level, a laser level and a digital level according to the structure and a precision level and a common level according to the precision.

However, when the level is used, because the level is exposed outside, the eyepiece and the objective of the level are inevitably damaged in the long-term use process, and the instrument is also damaged if the weather is rainy.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a level that possesses safeguard function through setting up protection machanism, can protect eyepiece and objective through first guard plate and second guard plate, prevents that the dust from causing the damage to eyepiece and objective, can block the rainwater through the protection canopy and enter into the appearance body inside with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a level with a protection function comprises a body, wherein one end of the body is provided with an objective lens, the other end of the body is provided with an eyepiece, the surface of the body is provided with a focusing button, the bottom of the body is provided with a placing tray, the surface of the placing tray is provided with a distance adjusting button, and a protection mechanism is arranged outside the body;

the protection mechanism comprises a protection shell arranged outside the instrument body, a placing groove is arranged at the bottom of the protection shell, openings are arranged at two ends of the protection shell, one end of the protection shell is positioned at one side of the opening, a viewing plate is arranged at one side of the opening, two transverse plates are arranged inside the other opening, a first protection plate is arranged on the surface of one transverse plate, a first elastic strip is arranged at one end of the first protection plate, a first fixing strip is arranged inside the protection shell, a second protection plate is arranged on the surface of the first fixing strip, a second fixing strip is arranged at one end of the instrument body at the top of an eyepiece, a second elastic strip is arranged between the second fixing strip and the second protection plate, a concave groove is arranged at the top of the protection shell, two sliding plates are arranged inside the concave groove, and supporting rods are arranged at the tops of the two, and a protective shed is arranged at the top end of the supporting rod.

In a preferred embodiment, both ends of the instrument body are provided with sliding blocks, one side of the protective shell surface, which is positioned on the sliding blocks, is provided with connecting grooves, and the sliding blocks are matched with the connecting groove structures.

In a preferred embodiment, the bottoms of the first protection plate and the second protection plate are both provided with arc shapes, and the other transverse plate and the surface of the protection shell are provided with arc-shaped grooves.

In a preferred embodiment, the first protection plate is rotatably connected with one of the cross plates, and the second protection plate is rotatably connected with the first fixing bar.

In a preferred embodiment, the sliding plate is slidably connected with the concave groove, and the cross section of the protective shed is trapezoidal.

In a preferred embodiment, two ends of the first elastic strip are respectively and fixedly connected with one of the transverse plates and the protective shell, and two ends of the second elastic strip are respectively and fixedly connected with the second fixing strip and the second protective plate.

In a preferred embodiment, the cross-sectional shapes of the objective and the eyepiece are both circular, and the outer diameter of the objective is smaller than the inner diameter of the opening to which the protective housing belongs.

The utility model discloses a technological effect and advantage:

1. by arranging the protection mechanism, the second elastic strip is pulled to one side through the second fixing strip, so that the second protection plate and the protection shell are on the same horizontal line, in the moving process of the instrument body, the objective lens at one end of the instrument body extends to the outside of the protection shell through the opening and the first protection plate rotates on the surface of one transverse plate, the objective lens extends to the outside of the protection shell and can observe the outside, rainwater can be prevented from entering the inside of the instrument body through the protection shed, and the sliding plate can be used for adjusting the blocking position by sliding in the concave groove, so that the instrument can be comprehensively protected, the damage of dust to the objective lens and the eyepiece lens is prevented, and meanwhile, the damage of rainwater to the instrument is also prevented;

2. can extend to the protecting sheathing outside with the tray of placing of instrument bottom through set up the standing groove in the protecting sheathing bottom, the person of facilitating the use carries out focusing or roll adjustment to the instrument, the slider through the instrument body both ends can be convenient for remove the instrument body in the inside slip of the spread groove that protecting sheathing belongs to, be favorable to watching or measuring through objective, and set up the protection canopy shape to trapezoidal preventing that the rainwater from piling up on the protection canopy, can be convenient for discharge the rainwater, further improvement the practicality of device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is the utility model discloses a protective housing and appearance body connection structure sketch map.

Fig. 3 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.

Fig. 4 is a perspective view of the connection structure of the protective casing and the support rod of the present invention.

Fig. 5 is a perspective view of the bottom structure of the protective casing of the present invention.

The reference signs are: 1. a ceremony body; 2. an objective lens; 3. an eyepiece; 4. a focus button; 5. placing a tray; 6. a distance adjusting button; 7. a protective housing; 8. a placement groove; 9. a viewing plate; 10. a transverse plate; 11. a first guard plate; 12. a first elastic strip; 13. a first fixing strip; 14. a second guard plate; 15. a second fixing strip; 16. a second elastic strip; 17. a concave groove; 18. a slide plate; 19. a support bar; 20. a protective shed; 21. a slider; 22. connecting grooves; 23. an arc-shaped groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The level with the protection function as shown in the attached figures 1-5 comprises an instrument body 1, wherein one end of the instrument body 1 is provided with an objective lens 2, the other end of the instrument body 1 is provided with an eyepiece 3, the surface of the instrument body 1 is provided with a focusing button 4, the bottom of the instrument body 1 is provided with a placing tray 5, the surface of the placing tray 5 is provided with a distance adjusting button 6, and the exterior of the instrument body 1 is provided with a protection mechanism;

the protection mechanism comprises a protection shell 7 arranged outside the instrument body 1, a placing groove 8 is arranged at the bottom of the protection shell 7, openings are arranged at two ends of the protection shell 7, a viewing plate 9 is arranged at one end of the protection shell 7, which is positioned at one side of one opening, two transverse plates 10 are arranged inside the other opening, one of them diaphragm 10 surface is provided with first guard plate 11, first guard plate 11 one end is provided with first elastic strip 12, protective housing 7 is inside to be provided with first fixed strip 13, first fixed strip 13 surface is provided with

second guard plate

14, 1 one end of the appearance is located eyepiece 3 top and is provided with second fixed strip 15, be provided with second elastic strip 16 between second fixed strip 15 and the second guard plate 14, protective housing 7 top begins to have concave groove 17, the inside two slides 18 that are provided with of concave groove 17, two slides 18 tops all are provided with bracing piece 19, the bracing piece 19 top is provided with protection canopy 20.

As shown in fig. 2, both ends of the body 1 are provided with sliding blocks 21, the surface of the protective casing 7 is provided with a connecting groove 22 on one side of the sliding block 21, and the sliding block 21 is structurally matched with the connecting groove 22, so that the body 1 can slide inside the connecting groove 22 through the sliding block 21.

As shown in fig. 1, the bottoms of the first protection plate 11 and the second protection plate 14 are both set to be arc-shaped, and an arc-shaped groove 23 is formed in the surface of the other cross plate 10 and the surface of the protection shell, so that one ends of the first protection plate 11 and the second protection plate 14 can be clamped into the arc-shaped groove 23.

As shown in fig. 1 and 3, the first protection plate 11 is rotatably connected to one of the cross plates 10, and the second protection plate 14 is rotatably connected to the first fixing bar 13, so that the first protection plate 11 and the second protection plate 14 can be conveniently opened or closed.

As shown in figure 1, the sliding plate 18 is slidably connected with the concave groove 17, the cross section of the protection shed 20 is trapezoidal, so that the protection shed 20 can slide in the sliding groove through the sliding plate 18, and the protection shed 20 is trapezoidal, so that rainwater can be prevented from accumulating on the protection shed 20.

As shown in fig. 1 and 3, two ends of the first elastic strip 12 are fixedly connected with one of the transverse plates 10 and the protective casing 7, and two ends of the second elastic strip 16 are fixedly connected with the second fixing strip 15 and the second protective plate 14, respectively, so that the first protective plate 11 and the second protective plate 14 can be opened or closed conveniently through the first elastic strip 12 and the second elastic strip 16.

As shown in fig. 1, the cross-sectional shapes of the objective lens 2 and the eyepiece lens 3 are both set to be circular, and the outer diameter of the objective lens 2 is smaller than the inner diameter of the opening of the protective housing 7, so that the objective lens 2 extends to the outside of the protective housing 7 through the opening.

The utility model discloses the theory of operation: when the instrument is used, firstly, the instrument body 1 is placed inside the protective shell 7, the placing tray 5 extends to the bottom of the protective shell 7 through the placing groove 8, so that the instrument can be conveniently focused and adjusted, after the instrument body 1 and the protective shell 7 are well installed, when the instrument is used, the face of a user faces the viewing plate 9, one hand presses the protective shell 7, the other hand pushes the instrument body 1 forwards, at the moment, the instrument body 1 slides inside the connecting groove 22 to which the protective shell 7 belongs through the sliding blocks 21 at the two ends and extends the objective lens 2 to the outside of the protective shell 7 through the opening, during the moving process of the instrument body 1, the second elastic strip 16 is pulled to one side through the second fixing strip 15, the second elastic strip 16 drives the second protective plate 14 to rotate outside the first fixing strip 13 and enables the second protective plate 14 and the protective shell 7 to be in the same horizontal line, at the moment, the eyepiece 3 can be observed through the viewing plate 9, and at the in-process that instrument body 1 removed, objective 2 of instrument body 1 one end extends to protective housing 7 outside and makes first guard plate 11 rotate on one of them diaphragm 10 surface through the opening, make objective 2 extend to protective housing 7 outside and can observe the outside, can block the rainwater through protection canopy 20 and enter into instrument body 1 inside together, can be used to adjust the position that blocks through making slide 18 slide in concave groove 17 inside, the device can the omnidirectional protect the surveyor's level, prevent the damage of dust to eyepiece 3 and objective 2, can prevent that rainy day rainwater from entering into inside the surveyor's level simultaneously, it is very convenient when using, direct accessible slip surveyor's level can watch and measure, further improvement the life of surveyor's level.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a level that possesses safeguard function, includes appearance body (1), its characterized in that: an objective lens (2) is arranged at one end of the instrument body (1), an eyepiece (3) is arranged at the other end of the instrument body (1), a focusing button (4) is arranged on the surface of the instrument body (1), a placing tray (5) is arranged at the bottom of the instrument body (1), a distance adjusting button (6) is arranged on the surface of the placing tray (5), and a protection mechanism is arranged outside the instrument body (1);

the protection mechanism comprises a protection shell (7) arranged outside an instrument body (1), a placing groove (8) is arranged at the bottom of the protection shell (7), openings are formed in the two ends of the protection shell (7), one end of the protection shell (7) is located at one of the openings, a viewing plate (9) is arranged on one side of the opening, two transverse plates (10) are arranged inside the other opening, a first protection plate (11) is arranged on the surface of one transverse plate (10), a first elastic strip (12) is arranged at one end of the first protection plate (11), a first fixing strip (13) is arranged inside the protection shell (7), a second protection plate (14) is arranged on the surface of the first fixing strip (13), a second fixing strip (15) is arranged at the top of an eyepiece (3) at one end of the instrument body (1), a second elastic strip (16) is arranged between the second fixing strip (15) and the second protection plate (14), protective housing (7) top begins to have concave groove (17), concave groove (17) inside is provided with two slide (18), two slide (18) top all is provided with bracing piece (19), bracing piece (19) top is provided with protection canopy (20).

2. A safety-feature level according to claim 1, wherein: appearance body (1) both ends all are provided with slider (21), protective housing (7) surface is located slider (21) one side and is provided with spread groove (22), slider (21) and spread groove (22) structure phase-match.

3. A safety-feature level according to claim 1, wherein: the bottom of the first protection plate (11) and the bottom of the second protection plate (14) are both arc-shaped, wherein an arc-shaped groove (23) is formed in the surface of the other transverse plate (10) and the surface of the protection shell.

4. A safety-feature level according to claim 1, wherein: the first protection plate (11) is rotatably connected with one transverse plate (10), and the second protection plate (14) is rotatably connected with the first fixing strip (13).

5. A safety-feature level according to claim 1, wherein: the sliding plate (18) is connected with the concave groove (17) in a sliding mode, and the cross section of the protective shed (20) is trapezoidal.

6. A safety-feature level according to claim 1, wherein: the two ends of the first elastic strip (12) are fixedly connected with one transverse plate (10) and the protective shell (7) respectively, and the two ends of the second elastic strip (16) are fixedly connected with the second fixing strip (15) and the second protective plate (14) respectively.

7. A safety-feature level according to claim 1, wherein: the cross section shapes of the objective lens (2) and the ocular lens (3) are both set to be circular, and the outer diameter of the objective lens (2) is smaller than the inner diameter of an opening to which the protective shell (7) belongs.