Distance measuring equipment based on construction cost measurement

Abstract

The utility model discloses distance measuring equipment based on construction cost measurement, which comprises a distance measuring instrument body and further comprises a protection assembly, the protection assembly comprises a positioning box arranged on the side of the top of the distance measuring instrument body, the top of the positioning box is connected with a connecting column in a penetrating manner, the top end of the connecting column is connected with a protection cover in a penetrating manner, and the side of the protection cover is provided with a sealing part; the locking assembly comprises a rotating rod arranged at the penetrating position of the connecting column and the positioning box, positioning strips are symmetrically arranged on the outer side of the rotating rod, a vertical fixing groove is formed in the inner wall of the positioning box, a rebounding part is arranged at the bottom end of the rotating rod, and a movable part is arranged at the penetrating position of the connecting column and the protective cover; by rotating the connecting column, the springback part pushes the positioning strip on the outer side of the rotating rod to enter the vertical fixing groove from the inner cavity of the positioning box, the position of the protective cover is fixed, closed protection of the laser emission module is achieved, the design prevents sundries from contacting and scraping the surface of the laser emission module, and protection of the laser emission module of a range finder body is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to distance measurement technology field especially relates to a kind of distance measurement equipment based on construction cost measurement. BACKGROUND

[0002] In the construction cost measurement process, handheld laser range finder is a commonly used equipment, for accurate distance measurement, for the measurement of area, the top of handheld laser range finder is provided with laser emission module, for the measurement of distance, however, since the laser emission module of handheld laser range finder is directly exposed, when handheld laser range finder is not used, sundries is easy to contact and scratch the surface of laser emission module, affect the subsequent use of handheld laser range finder, therefore, to solve the problem that the surface of laser emission module is easy to scratch when handheld laser range finder is not used, the utility model provides a kind of distance measurement equipment based on construction cost measurement. SUMMARY

[0003] The utility model aims at providing a kind of distance measurement equipment based on construction cost measurement to solve the problem raised in the above background.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of distance measurement equipment based on construction cost measurement, including range finder body, still including:

[0005] Protection assembly, the protection assembly is used to protect range finder body laser emission module, the protection assembly includes the positioning box being set to range finder body top side, the top of the positioning box is insertedly connected with connecting column, the top of the connecting column is insertedly connected with protective cover, the side of the protective cover is provided with sealing portion;

[0006] Locking assembly, the locking assembly is used to fix the rotation angle of connecting column and positioning box, the locking assembly includes the rotation bar being set to the insertion place of connecting column and positioning box, the outer side of the rotation bar is symmetrically provided with positioning strip, the inner wall of the positioning box is opened with the vertical fixed slot for limiting positioning strip, the bottom of the rotation bar is provided with the rebound part for pushing the rotation bar, the insertion place of connecting column and protective cover is provided with the movable part for limiting the movement of connecting column.

[0007] Preferably, the rebound part includes elastic block insertedly connected to the bottom of positioning box, the bottom of the rotation bar is provided with extrusion plate for extruding elastic block.

[0008] Preferably, the movable part includes movable block symmetrically set to the top side of connecting column, the insertion place of protective cover and connecting column is symmetrically opened with the movable hole for the movement of movable block, the top of the connecting column is provided with the positioning piece for maintaining the position of movable block.

[0009] Preferably, the positioning member comprises a rubber ring, which is sleeved on the outer side of the connecting column and located at the top of the protective cover.

[0010] Preferably, the sealing part comprises a sealing layer arranged at the bottom of the protective cover, which is used for filling the gap between the protective cover and the range finder body.

[0011] Preferably, a plurality of anti-skid grooves are arranged at the top of the protective cover, which are used for the operation of the protective cover.

[0012] Preferably, anti-skid pieces are symmetrically arranged at the side of the range finder body, which are used for increasing the friction between the range finder body and the hand.

[0013] Technical effects and advantages of the present application:

[0014] The protective assembly for protecting the laser emission module is arranged at the top shell of the range finder body, the staff member rotates the connecting column, the rebound part pushes the positioning strip outside the rotating rod into the vertical fixing groove from the inner cavity of the positioning box, the position of the protective cover is fixed, the closed protection of the laser emission module is realized, the design prevents sundries from contacting and scratching the surface of the laser emission module, and thus the protection of the laser emission module of the range finder body is realized. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic view of the whole utility model.

[0016] Figure 2 It is the utility model Figure 1 A structure enlarged view of the utility model.

[0017] Figure 3 It is a sectional view of the locking assembly of the utility model.

[0018] Figure 4 It is a sectional view of the utility model activity part.

[0019] Figure 5 It is a sectional view of the protective cover of the utility model.

[0020] Figure 6 It is a bottom sectional view of the positioning box of the utility model.

[0021] In the drawing: 1, range finder body; 101, anti-skid piece; 2, protective cover; 201, movable hole; 202, anti-skid groove; 3, sealing layer; 4, positioning box; 401, vertical fixing groove; 5, connecting column; 501, rotating rod; 502, positioning strip; 503, extrusion plate; 504, movable block; 6, rubber ring; 7, elastic block. DETAILED DESCRIPTION

[0022] Clearly and completely describe the technical scheme in the embodiments of the utility model with reference to the drawings in the embodiments of the utility model, obviously, the described embodiments only are a part of embodiments of the utility model, and not all embodiments. On the basis of the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without making creative labor belong to the scope of protection of the utility model.

[0023] The utility model provides a kind of ranging equipment based on construction cost measurement as shown in Figures 1-6 As shown in a kind of ranging equipment based on construction cost measurement, including range finder machine body 1, still including protection assembly and locking assembly;

[0024] It needs to be explained that the working principle of range finder machine body 1 is the working principle of reference model GLM4000, anti-skid piece 101 is symmetrically bonded on the side of range finder machine body 1, and anti-skid piece 101 is used to increase the friction between range finder machine body 1 and hand;

[0025] Specifically, the protection assembly is used to protect the laser emission module of the range finder machine body 1, and the protection assembly includes a positioning box 4 arranged on the top side of the range finder machine body 1, a connecting column 5 connected to the top of the positioning box 4, a protective cover 2 connected to the top end of the connecting column 5, and a sealing part arranged on the side of the protective cover 2.

[0026] It needs to be explained that the positioning box 4 and the range finder machine body 1 are fixed by adhesive, the inner cavity of the positioning box 4 is circular in cross section, and the sealing part includes a sealing layer 3 arranged on the bottom of the protective cover 2, which is used to fill the gap between the protective cover 2 and the range finder machine body 1.

[0027] Specifically, the sealing layer 3 is made of silica gel and is fixed to the protective cover 2 by adhesive, and a plurality of anti-skid grooves 202 are formed in the top of the protective cover 2 for the rotation of the protective cover 2.

[0028] Specifically, the locking assembly is used to fix the rotation angle of the connecting column 5 and the positioning box 4, and the locking assembly includes a rotating rod 501 arranged at the insertion part of the connecting column 5 and the positioning box 4, a positioning strip 502 symmetrically arranged on the outer side of the rotating rod 501, a vertical fixing groove 401 formed in the inner wall of the positioning box 4 for limiting the positioning strip 502, a rebounding part arranged at the bottom end of the rotating rod 501 for pushing the rotating rod 501, and a movable part arranged at the insertion part of the connecting column 5 and the protective cover 2 for limiting the movement of the connecting column 5.

[0029] It needs to be explained that the rotating rod 501 and the connecting column 5 are integrally injection molded, the positioning strip 502 and the rotating rod 501 are fixed by adhesive, the positioning strip 502 is located in the inner cavity of the vertical fixing groove 401, the rebounding part includes an elastic block 7 connected to the bottom of the positioning box 4, and the bottom end of the rotating rod 501 is provided with a pressing plate 503 for pressing the elastic block 7.

[0030] Specifically, the elastic block 7 is fixedly connected with the positioning box 4 by glue, the rotating rod 501 is fixedly connected with the extrusion plate 503 by glue, and the extrusion plate 503 is used for extruding the elastic block 7.

[0031] It should be noted that the movable part includes movable blocks 504 symmetrically arranged at the top side of the connecting column 5, the protective cover 2 and the connecting column 5 are symmetrically provided with movable holes 201 for the movement of the movable blocks 504, and the top of the connecting column 5 is provided with positioning members for maintaining the position of the movable blocks 504.

[0032] Specifically, the movable blocks 504 are fixedly connected with the connecting column 5 by glue, the movable blocks 504 are rectangular blocks, which move in the movable holes 201, and the positioning members include rubber rings 6, which are arranged outside the connecting column 5 and located at the top of the protective cover 2.

[0033] It should be noted that the top of the connecting column 5 is convex, which is used for limiting the rubber ring 6 and the protective cover 2, the rubber ring 6 is fixedly connected with the connecting column 5 by glue, the deformation of the rubber ring 6 provides a moving space for the downward movement of the rotating rod 501, and when the protective cover 2 rotates away from the range finder body 1, the elastic block 7 extrudes the rotating rod 501, so that the positioning strip 502 is limited in the inner cavity of the positioning box 4, thereby fixing the position of the protective cover 2, avoiding that the protective cover 2 rotates to block the light emitting use of the laser emitting module of the range finder body 1 when the range finder body 1 is used.

[0034] In actual use, the protective assembly for protecting the laser emitting module is arranged at the top shell of the range finder body 1, the staff rotates the connecting column 5, the rebound part pushes the positioning strip 502 outside the rotating rod 501 into the vertical fixing groove 401 from the inner cavity of the positioning box 4, the position of the protective cover 2 is fixed, the closed protection of the laser emitting module is realized, the design prevents sundries from contacting and scratching the surface of the laser emitting module, thereby realizing the protection of the laser emitting module of the range finder body 1, the connecting column 5 is pressed, the positioning strip 502 enters the inner cavity of the positioning box 4 from the vertical fixing groove 401, the protective cover 2 is rotated, the laser emitting module of the range finder body 1 is unprotected, and can be used.

[0035] Finally, it should be noted that the above only describes preferred embodiments of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or equivalently replace some technical features, as long as they are within the spirit and principles of the present application. Any modification, equivalent replacement, improvement, etc. made within the scope of the present application shall be included in the protection scope of the present application.

Claims

1. A range-finding device for construction cost measurement, comprising a range finder body (1), characterized in that, Also include: The protection assembly is used for protecting the laser emission module of the range finder body (1), the protection assembly includes the positioning box (4) arranged at the top side of the range finder body (1), the top of the positioning box (4) is connected with the connecting column (5), the top end of the connecting column (5) is connected with the protection cover (2), the side of the protection cover (2) is provided with a sealing part; The locking assembly is used for fixing the rotation angle of the connecting column (5) and the positioning box (4), the locking assembly includes the rotating rod (501) arranged at the penetrating portion of the connecting column (5) and the positioning box (4), the outer side of the rotating rod (501) is provided with the positioning strip (502) symmetrically, the inner wall of the positioning box (4) is provided with the vertical fixing groove (401) for limiting the positioning strip (502), the bottom end of the rotating rod (501) is provided with the rebound part for pushing the rotating rod (501), the penetrating portion of the connecting column (5) and the protection cover (2) is provided with the movable part for limiting the movement of the connecting column (5).

2. The distance measuring device based on construction cost measurement according to claim 1, wherein, The rebound part includes the elastic block (7) connected with the bottom of the positioning box (4), the bottom end of the rotating rod (501) is provided with the extrusion plate (503) for extruding the elastic block (7).

3. The distance measuring device based on construction cost measurement according to claim 2, wherein, The movable part includes the movable block (504) arranged symmetrically at the top side of the connecting column (5), the penetrating portion of the protection cover (2) and the connecting column (5) is provided with the movable hole (201) for the movement of the movable block (504), the top of the connecting column (5) is provided with the positioning member for maintaining the position of the movable block (504).

4. The distance measuring device based on construction cost measurement according to claim 3, wherein, The positioning member includes the rubber ring (6), the rubber ring (6) is sleeved on the outer side of the connecting column (5) and located at the top of the protection cover (2).

5. The distance measuring device based on construction cost measurement according to claim 1, wherein, The sealing part includes the sealing layer (3) arranged at the bottom of the protection cover (2), the sealing layer (3) is used for filling the gap between the protection cover (2) and the range finder body (1).

6. The distance measuring device based on construction cost measurement according to claim 5, wherein, The top of the protection cover (2) is provided with a plurality of anti-skid grooves (202), the anti-skid grooves (202) are used for the operation of the protection cover (2).

7. The distance measuring device based on construction cost measurement according to claim 5, wherein The side of the range finder body (1) is provided with the anti-skid piece (101) symmetrically, the anti-skid piece (101) is used for increasing the friction between the range finder body (1) and the hand.

Images