Portable laser ranging device

Abstract

The utility model relates to the technical field of laser range finders, and discloses a portable laser range finder, which comprises a laser range finder main body and a concave mounting sleeve, the laser range finder main body is placed in the concave mounting sleeve, and the upper surface of the concave mounting sleeve is detachably provided with a concave protective cover. According to the portable laser distance measuring device, a T-shaped positioning strip is pulled out of a positioning groove at the moment, the elastic force of a first spring pushes a limiting block to move, the limiting block drives a shielding plate to move, the laser emitting position of the laser distance measuring device body can be exposed, and measurement is convenient; when a positioning groove in a shielding plate moves to a T-shaped positioning strip, the T-shaped positioning strip is pulled by the tensile force of a tension spring to be inserted into the positioning groove, the shielding plate shields the laser emission position of the laser range finder main body, and the laser range finder main body can be protected in cooperation with a concave mounting sleeve, so that the laser range finder main body is prevented from being damaged after falling off.

Description

Technical Field

[0001] The utility model relates to the technical field of laser distance measuring instruments, and more specifically to a portable laser distance measuring device. Background Art

[0002] A laser rangefinder is an instrument that uses a certain parameter of modulated laser to measure the distance to a target. The laser rangefinder is small and easy to carry.

[0003] The laser beam emission point of the existing laser rangefinder is mostly at the top of the instrument, and the laser emission point lacks protection. When the laser rangefinder is not in use, the emission point is easily worn out due to improper storage. In addition, the device as a whole lacks protection and is easily damaged after being dropped by the hand, which can easily shorten the service life of the laser rangefinder. Utility Model Content

[0004] In order to overcome the above defects of the prior art, the utility model provides a portable laser distance measuring device to solve the problems existing in the above background technology.

[0005] The utility model provides the following technical solutions: a portable laser distance measuring device, comprising a laser distance measuring instrument body and a concave mounting sleeve, wherein the laser distance measuring instrument body is placed inside the concave mounting sleeve, a concave protective cover is detachably mounted on the upper surface of the concave mounting sleeve, a through opening is provided on the upper surface of the concave protective cover, a sliding opening is provided on the inner side wall of the through opening, a shielding plate is slidably connected to the inner wall of the sliding opening, a limiting block is fixedly connected to the front and back sides of the shielding plate, a sliding groove is provided on the inner front wall and the inner rear wall of the through opening, a surface of the limiting block overlaps with the inner wall of the sliding groove, and a first spring is fixedly connected to the opposite surface of the limiting block and the sliding groove;

[0006] A sliding opening is provided on the upper surface of the concave protective cover, and a T-shaped positioning strip is slidably connected to the inner wall of the sliding opening. A tension spring is fixedly connected to the T-shaped positioning strip and the opposite surface of the concave protective cover. A positioning groove matching the T-shaped positioning strip is provided on the upper surface of the shielding plate, and the surface of the T-shaped positioning strip overlaps the inner wall of the positioning groove.

[0007] The scheme is further that a T-slot is provided on the side of the concave mounting sleeve, and an inner wall of the T-slot is slidably connected with a T-shaped plug block, and the T-shaped plug block is fixedly connected to the opposite surface of the T-slot with a second spring, and the T-shaped plug block is fixedly connected to the opposite surface of the T-slot with a second spring, and the inner side wall of the concave protective cover is provided with a mounting groove adapted to the T-shaped plug block, and the surface of the T-shaped plug block overlaps the inner wall of the mounting groove, and the lower surface of the T-shaped plug block is arc-shaped, and a cavity is provided inside the concave protective cover, and a T-shaped push block is slidably connected to the inner wall of the cavity, and a connecting port connected to the inside of the mounting slot is provided in the inner wall of the cavity, and the surface of the T-shaped push block overlaps the inner wall of the connecting port, and the T-shaped push block is fixedly connected to the opposite surface of the cavity with a third spring, and a push rod is fixedly connected to a side of the T-shaped push block away from the third spring, and a sliding hole is provided on the side of the concave protective cover, and the surface of the push rod overlaps the inner wall of the sliding hole.

[0008] Technical effects and advantages of the utility model:

[0009] 1. The portable laser distance measuring device pulls the T-shaped positioning bar, at this time the T-shaped positioning bar is pulled out of the positioning groove, the elastic force of the first spring pushes the limit block to move, the limit block drives the shielding plate to move, the laser emission point of the laser distance measuring instrument body can be exposed, and it is convenient for measurement. After use, the shielding plate is pushed, and when the positioning groove on the shielding plate moves to the T-shaped positioning bar, the tension of the tension spring pulls the T-shaped positioning bar to insert into the positioning groove, the shielding plate shields the laser emission point of the laser distance measuring instrument body, and cooperates with the concave mounting sleeve to protect the laser distance measuring instrument body to avoid damage after the laser distance measuring instrument body falls.

[0010] 2. The portable laser distance measuring device puts the concave protective cover on the concave mounting sleeve. At this time, the arc surface of the T-shaped plug block is forced to be received in the T-shaped groove, and the second spring is squeezed. When the mounting groove moves to the T-shaped plug block, the elastic force of the second spring pushes the T-shaped plug block to be inserted into the mounting groove, so that the concave protective cover can be fixed. The T-shaped push block is pressed, and the T-shaped push block pushes the T-shaped plug block to be actively received in the T-shaped groove. At this time, the concave protective cover can be taken out, thereby facilitating the disassembly and assembly of the laser distance measuring instrument body on the concave mounting sleeve, and facilitating maintenance and replacement. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0012] Figure 2 It is a schematic diagram of the top-sectional structure of the concave protective cover of the utility model.

[0013] Figure 3 It is a schematic diagram of the front section structure of the concave installation sleeve of the utility model.

[0014] The accompanying drawings are marked as follows: 1 laser rangefinder body, 2 concave mounting sleeve, 3 concave protective cover, 4 shielding plate, 5 limit block, 6 first spring, 7 T-shaped positioning strip, 8 tension spring, 9 T-shaped plug block, 10 second spring, 11 T-shaped push block, 12 third spring, 13 push rod. DETAILED DESCRIPTION

[0015] A portable laser distance measuring device, referring to Figure 1-3 , including a laser rangefinder body 1 and a concave mounting sleeve 2, the laser rangefinder body 1 is placed inside the concave mounting sleeve 2, a concave protective cover 3 is detachably mounted on the upper surface of the concave mounting sleeve 2, a T-shaped slot is provided on the side of the concave mounting sleeve 2, a T-shaped plug 9 is slidably connected to the inner wall of the T-shaped slot, a second spring 10 is fixedly connected to the opposite surface of the T-shaped plug 9 and the T-shaped slot, a mounting slot matched with the T-shaped plug 9 is provided on the inner side wall of the concave protective cover 3, and the surface of the T-shaped plug 9 overlaps the inner wall of the mounting slot.

[0016] The lower surface of the T-shaped plug block 9 is arc-shaped, and a cavity is opened inside the concave protective cover 3. A T-shaped push block 11 is slidably connected to the inner wall of the cavity. A connecting port connected to the inside of the mounting groove is opened on the inner wall of the cavity. The surface of the T-shaped push block 11 overlaps the inner wall of the connecting port. The opposite surface of the T-shaped push block 11 and the cavity is fixedly connected to a third spring 12. A push rod 13 is fixedly connected to the side of the T-shaped push block 11 away from the third spring 12. A sliding hole is opened on the side of the concave protective cover 3, and the surface of the push rod 13 overlaps the inner wall of the sliding hole.

[0017] The concave protective cover 3 is put on the concave mounting sleeve 2. At this time, the arc surface of the T-shaped plug block 9 is forced to be received in the T-shaped groove, and the second spring 10 is squeezed. When the mounting groove moves to the T-shaped plug block 9, the elastic force of the second spring 10 pushes the T-shaped plug block 9 to be inserted into the mounting groove, so that the concave protective cover 3 can be fixed. Press the T-shaped push block 11, and the T-shaped push block 11 pushes the T-shaped plug block 9 to be actively received in the T-shaped groove. At this time, the concave protective cover 3 can be taken out, thereby facilitating the disassembly and assembly of the laser rangefinder body 1 on the concave mounting sleeve 2, and facilitating maintenance and replacement.

[0018] A through opening is provided on the upper surface of the concave protective cover 3, a sliding opening is provided on the inner side wall of the through opening, a baffle plate 4 is slidably connected to the inner wall of the sliding opening, the front and back sides of the baffle plate 4 are fixedly connected to the limiting block 5, a sliding groove is provided on the inner front wall and the inner rear wall of the through opening, the surface of the limiting block 5 overlaps the inner wall of the sliding groove, a first spring 6 is fixedly connected to the opposite surface of the limiting block 5 and the sliding groove, a sliding opening is provided on the upper surface of the concave protective cover 3, a T-shaped positioning strip 7 is slidably connected to the inner wall of the sliding opening, a tension spring 8 is fixedly connected to the opposite surface of the T-shaped positioning strip 7 and the concave protective cover 3, a positioning groove matched with the T-shaped positioning strip 7 is provided on the upper surface of the baffle plate 4, and the surface of the T-shaped positioning strip 7 overlaps the inner wall of the positioning groove.

[0019] Pull the T-shaped positioning bar 7, and the T-shaped positioning bar 7 is pulled out of the positioning groove. The elastic force of the first spring 6 pushes the limit block 5 to move, and the limit block 5 drives the shielding plate 4 to move, so that the laser emission point of the laser rangefinder body 1 can be exposed, which is convenient for measurement. After use, push the shielding plate 4. When the positioning groove on the shielding plate 4 moves to the T-shaped positioning bar 7, the tension of the tension spring 8 pulls the T-shaped positioning bar 7 to insert into the positioning groove. The shielding plate 4 blocks the laser emission point of the laser rangefinder body 1, and cooperates with the concave mounting sleeve 2 to protect the laser rangefinder body 1 to avoid damage after the laser rangefinder body 1 falls.

[0020] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A portable laser distance measuring device, comprising a laser distance measuring device body (1) and a concave mounting sleeve (2), characterized in that: The laser rangefinder body (1) is placed inside the concave mounting sleeve (2); a concave protective cover (3) is detachably mounted on the upper surface of the concave mounting sleeve (2); a through opening is provided on the upper surface of the concave protective cover (3); a sliding opening is provided on the inner side wall of the through opening; a shielding plate (4) is slidably connected to the inner wall of the sliding opening; a limit block (5) is fixedly connected to the front and back sides of the shielding plate (4); a sliding groove is provided on the inner front wall and the inner rear wall of the through opening; a surface of the limit block (5) overlaps the inner wall of the sliding groove; and a first spring (6) is fixedly connected to the opposite surface of the limit block (5) and the sliding groove; The upper surface of the concave protective cover (3) is provided with a sliding opening, the inner wall of the sliding opening is slidably connected to a T-shaped positioning strip (7), the T-shaped positioning strip (7) and the opposite surface of the concave protective cover (3) are fixedly connected to a tension spring (8), the upper surface of the shielding plate (4) is provided with a positioning groove matched with the T-shaped positioning strip (7), and the surface of the T-shaped positioning strip (7) overlaps the inner wall of the positioning groove.

2. A portable laser ranging device according to claim 1, characterized in that: A T-shaped groove is provided on the side of the concave mounting sleeve (2), and a T-shaped insert block (9) is slidably connected to the inner wall of the T-shaped groove.

3. A portable laser ranging device according to claim 2, characterized in that: The T-shaped plug block (9) and the surface opposite to the T-shaped slot are fixedly connected with a second spring (10).

4. A portable laser distance measuring device according to claim 3, characterized in that: The inner side wall of the concave protective cover (3) is provided with a mounting groove matched with the T-shaped plug block (9), and the surface of the T-shaped plug block (9) overlaps the inner wall of the mounting groove.

5. A portable laser distance measuring device according to claim 4, characterized in that: The lower surface of the T-shaped plug block (9) is arc-shaped.

6. A portable laser distance measuring device according to claim 5, characterized in that: The concave protective cover (3) has a cavity inside, the inner wall of the cavity is slidably connected to a T-shaped push block (11), the inner wall of the cavity has a communication port connected to the inside of the installation groove, and the surface of the T-shaped push block (11) overlaps the inner wall of the communication port.

7. A portable laser distance measuring device according to claim 6, characterized in that: The surface of the T-shaped push block (11) opposite to the cavity is fixedly connected to a third spring (12), and the surface of the T-shaped push block (11) away from the third spring (12) is fixedly connected to a push rod (13).

8. A portable laser distance measuring device according to claim 7, characterized in that: A sliding hole is provided on the side of the concave protective cover (3), and the surface of the push rod (13) overlaps the inner wall of the sliding hole.

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