CN220961845U

CN220961845U - Distance measuring instrument

Info

Publication number: CN220961845U
Application number: CN202322750558.9U
Authority: CN
Inventors: 蔡迪
Original assignee: Wuhan Sanliu Elevator Engineering Co ltd
Current assignee: Wuhan Sanliu Elevator Engineering Co ltd
Priority date: 2023-10-12
Filing date: 2023-10-12
Publication date: 2024-05-14
Anticipated expiration: 2033-10-12

Abstract

The utility model discloses a range finder, which relates to the technical field of measuring instruments and comprises a disc base, wherein a threaded rod is fixedly connected to the top of the disc base, a threaded sleeve is sleeved on the surface of the threaded rod in a threaded manner, and a turntable is fixedly sleeved on the surface of the threaded sleeve; the surface of the threaded sleeve is rotationally sleeved with a round chuck for sliding up and down, and three support rods are rotationally connected inside the round chuck; the surface of disc base has seted up three draw-in groove, and the inside of three draw-in groove is equal sliding connection has the fixture block that is used for fixed, and this distancer can be fixed disc base and distancer through three fixture block to guarantee the stability of distancer in the use, when the staff need remove the position of distancer, can the same reason, the staff counter-rotating carousel can drive the inside that three fixture block all slided into the draw-in groove, then the staff can adjust the position of placing of distancer at will.

Description

Distance measuring instrument

Technical Field

The utility model relates to the technical field of measuring instruments, in particular to a range finder.

Background

The distance measuring instrument generally adopts a pulse method to measure the distance, and the pulse method distance measuring process is as follows: the laser emitted by the distance meter is received by the distance meter after being reflected by the measured object, the distance meter records the round trip time of the laser, and half of the product of the speed of light and the round trip time is the distance between the distance meter and the measured object.

The patent is published: CN218331975U discloses a distancer, and this distancer is fixed to supporting cylinder through setting up mount pad and support, utilizes the bolt on the mount pad, supports the distancer main part through the support, combines the effect that gear and pinion rack meshed mutually, conveniently adjusts the height of distancer main part, and then can measure multiple distance under the circumstances of not removing the distancer main part, has not only improved the stability when the distancer main part is measured, has still improved the measuring range of distancer main part.

Based on the above search findings, the above patent has the following problems in use: although this distancer is fixed the support section of thick bamboo through setting up mount pad and support, utilizes the bolt on the mount pad, has improved the stability when the distancer main part is measured, but this distancer is fixed support section of thick bamboo and distancer through the bolt, because the distancer then need the frequent removal position to measure the distance when the building site uses, however, this distancer is fixed inconvenient staff through the bolt and dismantles the removal position to it, has influenced the convenience of distancer in the use.

Disclosure of utility model

The utility model aims to at least solve one of the technical problems in the prior art, and provides a range finder, which can solve the problem that the range finder needs to be moved frequently to measure the distance when being used on a construction site, however, the range finder is fixed through bolts, so that the range finder is inconvenient for workers to detach the range finder.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the range finder comprises a disc base, wherein a threaded rod is fixedly connected to the top of the disc base, a threaded sleeve is sleeved on the surface of the threaded rod in a threaded manner, and a turntable is fixedly sleeved on the surface of the threaded sleeve;

The surface of the threaded sleeve is rotationally sleeved with a round chuck for sliding up and down, and three support rods are rotationally connected inside the round chuck;

Wherein, three draw-in grooves have been seted up on the surface of disc base, and the inside of three draw-in grooves all sliding connection has the fixture block that is used for fixed.

Preferably, the top of three fixture blocks is all fixedly connected with lug, and the inside at homonymy lug is all rotated to three bracing piece.

Preferably, the upper end fixedly connected with fixed case of threaded rod, the inside sliding connection of fixed case has two splint.

Preferably, the two clamping plates are sleeved with guide posts in a sliding manner, and the guide posts are fixedly connected in the fixing box.

Preferably, the surface of the guide post is sleeved with a tension spring in a sliding manner, and the left end and the right end of the tension spring are fixedly connected to the surfaces of the clamping plates on the left side and the right side.

Preferably, the top sliding connection of fixed case has the distancer, and two recesses have been seted up on the surface of distancer.

Preferably, two opposite sides of the clamping plates are fixedly connected with trapezoidal clamping blocks, and the two trapezoidal clamping blocks are slidably clamped in the grooves on the same side.

Compared with the prior art, the utility model has the beneficial effects that:

(1) This distancer, can fix disc base and distancer through three fixture block to guarantee the stability of distancer in the use, when the staff need remove the position of distancer, the same reason can be obtained, and staff counter-rotating carousel can drive the inside that three fixture block all slided into the draw-in groove, then the staff can adjust the position of placing of distancer at will, and more convenient staff removes the position to the distancer, has promoted the convenience of distancer in the use.

(2) The two clamping plates slide oppositely and pull the left end and the right end of the tension spring, so that the tension spring is in a stretching state, when the distance meter slides to the top of the fixed box from the lower side, the tension spring automatically pulls the two clamping plates to slide relatively, the two clamping plates slide relatively and drive the two trapezoidal clamping blocks to slide and clamp into the groove on the same side, the distance meter can be installed and fixed through the two trapezoidal clamping blocks, and workers can conveniently detach and install the distance meter.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a schematic diagram of the overall structure of a range finder according to the present utility model;

FIG. 2 is a schematic view of the front side structure of the range finder of the present utility model;

FIG. 3 is a schematic view showing the internal structure of the stationary box of the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.

Reference numerals: 1. a disc base; 2. a threaded rod; 3. a thread sleeve; 4. a turntable; 5. a circular chuck; 6. a support rod; 7. a clamping groove; 8. a clamping block; 9. a bump; 10. a fixed box; 11. a clamping plate; 12. a trapezoidal clamping block; 13. a guide post; 14. a tension spring; 15. a range finder; 16. a groove.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, greater than, less than, exceeding, etc. are understood to exclude this number, and above, below, within, etc. are understood to include this number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1-4, the present utility model provides a technical solution: the range finder comprises a disc base 1, wherein a threaded rod 2 is fixedly connected to the top of the disc base 1, a threaded sleeve 3 is sleeved on the surface of the threaded rod 2 in a threaded manner, and a rotary disc 4 is fixedly sleeved on the surface of the threaded sleeve 3;

The surface of the thread bush 3 is rotatably sleeved with a round chuck 5 for sliding up and down, and three support rods 6 are rotatably connected inside the round chuck 5;

Three clamping grooves 7 are formed in the surface of the disc base 1, and clamping blocks 8 used for fixing are slidably connected in the three clamping grooves 7;

The tops of the three clamping blocks 8 are fixedly connected with lugs 9, and the three supporting rods 6 are rotatably connected inside the lugs 9 on the same side;

Wherein, the upper end fixedly connected with fixed box 10 of threaded rod 2, the top sliding connection of fixed box 10 has distancer 15.

When the staff needs to use the distancer 15 to measure the distance, the staff at first places disc base 1 on ground, then, rotatory carousel 4, carousel 4 rotates and drives screw thread cover 3 at the surface rotation of threaded rod 2, screw thread cover 3 is rotatory and through the threaded connection effect between with threaded rod 2 reciprocate, screw thread cover 3 reciprocates and drive circular chuck 5 and slide from top to bottom, at this moment, circular chuck 5 slides from top to bottom and drives three bracing piece 6 in the inside rotation of three lug 9, three bracing piece 6 rotates and drives three lug 9 to keeping away from the position slip at disc base 1 center, three lug 9 slides and drives three fixture block 8 and slide, three fixture block 8 all slides out the inside of draw-in groove 7 and support at ground, and then can fix disc base 1 and distancer 15 through three fixture block 8, and guarantee the stability of distancer 15 in the use, when the staff needs to remove the position of distancer 15, the same reason can be obtained, the staff reverse rotation carousel 4 can drive three fixture block 8 all to slide into the inside of draw-in 7, then the staff can adjust the position of distancer 15 at will, the convenience of the staff has been carried out in the convenient place 15 in the distance meter 15 in the process.

Wherein, two clamping plates 11 are connected in a sliding way in the fixed box 10, and trapezoidal clamping blocks 12 are fixedly connected on the opposite sides of the two clamping plates 11;

The two clamping plates 11 are internally sleeved with a guide column 13 in a sliding manner, and the guide column 13 is fixedly connected in the fixing box 10;

The surface of the guide post 13 is sleeved with a tension spring 14 in a sliding manner, and the left end and the right end of the tension spring 14 are fixedly connected to the surfaces of the clamping plates 11 on the left side and the right side;

Wherein, two recesses 16 have been seted up on the surface of distancer 15, and the inside of two trapezoidal fixture blocks 12 all sliding joint in homonymy recess 16.

When the range finder 15 is installed, workers only need to slide the range finder 15 downwards, the range finder 15 slides downwards and simultaneously extrudes two trapezoidal clamping blocks 12, the two trapezoidal clamping blocks 12 slide towards the back side and drive the two clamping plates 11 to slide towards the back side on the surface of the guide post 13, the two clamping plates 11 are limited and fixed through the guide post 13, and then the clamping plates 11 slide horizontally and horizontally, at the moment, the two clamping plates 11 slide towards the back side and pull the left end and the right end of the tension spring 14, so that the tension spring 14 is in a stretching state, when the range finder 15 slides downwards to be in contact with the top of the fixed box 10, the tension spring 14 automatically pulls the two clamping plates 11 to slide relatively, the two clamping plates 11 slide relatively and drive the two trapezoidal clamping blocks 12 to slide and clamp into the inside of the groove 16 on the same side, the range finder 15 can be installed and fixed through the two trapezoidal clamping blocks 12, and the range finder 15 can be conveniently detached and installed by workers.

Working principle: this distancer, the staff rotates carousel 4 when using, carousel 4 rotates and drives thread bush 3 rotation, thread bush 3 rotation is through the threaded connection effect with threaded rod 2 reciprocates, thread bush 3 drives circular chuck 5 and reciprocates, circular chuck 5 drives three bracing piece 6 at the inside rotation of three lug 9, three bracing piece 6 rotates and drives three lug 9 and slide to the position of keeping away from disc base 1 center, three lug 9 slides and drives three fixture block 8 and slide and support on ground, and then can fix disc base 1 and distancer 15 through three fixture block 8, the staff slides distancer 15 to the downside and extrudes two trapezoidal fixture blocks 12, two trapezoidal fixture blocks 12 slide and drive two splint 11 and slide in the surface looks dorsal part of guide pillar 13, two splint 11 slide and the both ends about pulling tension spring 14, when distancer 15 and the top contact of fixed box 10, tension spring 14 automatically pulls two splint 11 and slides relatively, two splint 11 drive two trapezoidal fixture blocks 12 and slide and all block into the inside of homonymous recess 16 and install fixedly to distancer 15.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. A distance meter comprising a disc base (1), characterized in that: the top of the disc base (1) is fixedly connected with a threaded rod (2), a threaded sleeve (3) is sleeved on the surface of the threaded rod (2), and a rotary disc (4) is fixedly sleeved on the surface of the threaded sleeve (3);

The surface of the threaded sleeve (3) is rotationally sleeved with a round chuck (5) which is used for sliding up and down, and three support rods (6) are rotationally connected inside the round chuck (5);

Wherein, three draw-in grooves (7) have been seted up on the surface of disc base (1), and the inside of three draw-in grooves (7) all sliding connection has fixture block (8) that are used for fixed.

2. A rangefinder in accordance with claim 1 wherein: the tops of the three clamping blocks (8) are fixedly connected with lugs (9), and the three supporting rods (6) are rotatably connected inside the lugs (9) on the same side.

3. A rangefinder in accordance with claim 1 wherein: the upper end of the threaded rod (2) is fixedly connected with a fixed box (10), and two clamping plates (11) are slidably connected in the fixed box (10).

4. A rangefinder according to claim 3, characterized in that: the two clamping plates (11) are sleeved with guide posts (13) in a sliding manner, and the guide posts (13) are fixedly connected in the fixing box (10).

5. A rangefinder in accordance with claim 4 wherein: the surface of the guide post (13) is sleeved with a tension spring (14) in a sliding manner, and the left end and the right end of the tension spring (14) are fixedly connected to the surfaces of the clamping plates (11) on the left side and the right side.

6. A rangefinder in accordance with claim 5 wherein: the top sliding connection of fixed case (10) has distancer (15), and two recess (16) have been seted up on the surface of distancer (15).

7. A rangefinder in accordance with claim 6 wherein: two opposite sides of the clamping plates (11) are fixedly connected with trapezoidal clamping blocks (12), and the two trapezoidal clamping blocks (12) are slidably clamped in the grooves (16) on the same side.