CN219551532U

CN219551532U - Surveying and mapping measuring rod

Info

Publication number: CN219551532U
Application number: CN202320614360.5U
Authority: CN
Inventors: 王强; 陈雷; 崔波
Original assignee: Anhui Jingyi Surveying And Mapping Co ltd
Current assignee: Anhui Jingyi Surveying And Mapping Co ltd
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-08-18
Anticipated expiration: 2033-03-24

Abstract

The utility model relates to a surveying and mapping measuring rod, which comprises a first measuring rod, wherein a clamping groove is formed in one end of a second measuring rod, a first sliding groove is formed in the upper end face of the first measuring rod and the upper end face of the second measuring rod, and an auxiliary measuring mechanism is connected in a sliding manner in the first sliding groove on the upper end face of the first measuring rod. This survey and drawing measuring stick, can lean on first measuring stick and second measuring stick on the measured object after expanding first measuring stick and second measuring stick, press the briquetting and make the piece that supports after leaving first measuring stick accessible slip slider to fix a position the laser pen, can loosen the briquetting after the completion general location operation, afterwards the accessible pushes away the knob and rotates the lead screw, sleeve small amplitude side-to-side slip this moment, conveniently carry out accurate location operation, the light beam is aimed at the scale that the observable pointer pointed after the measuring point completely, conveniently accomplish accurate measurement operation, can effectively avoid leading to the reading inaccurate because of measuring surface is uneven with the help of the laser pen location.

Description

Surveying and mapping measuring rod

Technical Field

The utility model relates to the technical field of surveying and mapping, in particular to a surveying and mapping measuring rod.

Background

The measuring rod is usually used for positioning, point-to-point, distance measurement and other works in the field of surveying and mapping engineering, and the measuring rod is found to be a foldable portable measuring rod for surveying and mapping in the prior art by mass searching as shown in the publication number CN 208075862U. The foldable portable measuring rod for surveying and mapping comprises a rod body, wherein the rod body comprises an upper rod body and a lower rod body, the upper rod body is connected with the lower rod body through an arc-shaped rotating shaft, and a buckle nose are respectively arranged on one side, opposite to the arc-shaped rotating shaft, of the upper rod body and the lower rod body; the club head protecting device is in a cylindrical structure with a through hole inside, and internal threads are arranged in the through hole.

The measuring rod body for surveying and mapping is foldable, convenient to carry and assemble, but the measuring rod is generally supported against a measured object to be measured, if the condition of uneven measuring surface is encountered, the condition of inaccurate reading easily occurs, and thus, the error of a measuring result is larger, and the existing equipment is required to be improved aiming at the problems.

Disclosure of Invention

The utility model aims to provide a surveying and mapping measuring rod so as to solve the problems that the existing measuring rod in the background art is generally abutted against an object to be measured for measurement, and inaccurate reading is easy to occur when the condition of uneven measuring surface is encountered, so that larger measuring result error is caused.

The utility model provides a mapping measuring rod which comprises a first measuring rod, wherein a slideway is formed in one end of the first measuring rod, a first compression spring is fixed in the slideway, a clamping block is fixed at one end of the first compression spring, the clamping block penetrates through the slideway, a second measuring rod is rotatably connected to the front side of the first measuring rod, a clamping groove is formed in one end of the second measuring rod, a first sliding groove is formed in the upper end face of the first measuring rod and the upper end face of the second measuring rod, and an auxiliary measuring mechanism is connected in the first sliding groove in a sliding mode on the upper end face of the first measuring rod.

Preferably, the clamping block and the first measuring rod form a telescopic structure through the first compression spring, and the clamping block is of an L-shaped structure.

Through above-mentioned technical scheme, after expansion first measuring stick and second measuring stick, the fixture block can automatic card go into the draw-in groove, conveniently reaches the effect of locking.

Preferably, the auxiliary measuring mechanism comprises a sliding block, the sliding block is slidably connected in a first sliding groove on the upper end face of the first measuring rod, a support plate is fixed at the top of the sliding block, and a roller is rotatably connected to the bottom of the support plate.

Through the technical scheme, the roller can assist the sliding block to slide.

Preferably, the support plate is provided with a through hole, the through hole is internally and movably connected with a pressing block, the rear side of the pressing block is connected with the supporting block through a steel wire rope, the supporting block is connected with the support plate through a second compression spring, and the second compression spring is wrapped on the outer side of the steel wire rope.

Through above-mentioned technical scheme, need press the briquetting before sliding the slider, support the piece and leave behind the first measuring stick, the slider slidable.

Preferably, the upper end face of the support plate is provided with a second chute, a screw rod is rotationally connected in the second chute, the screw rod penetrates through the second chute and is connected with a knob, and the knob penetrates through the upper end face of the support plate.

Through above-mentioned technical scheme, when whole rotatory knob and lead screw, sleeve is by a small margin side-to-side sliding, convenient accurate location.

Preferably, the second sliding groove is slidably connected with a sleeve, the screw rod is in threaded connection with the sleeve, the rear side of the sleeve is fixedly provided with a pointer, the inner side of the sleeve is fixedly provided with a laser pen through a supporting column, and the laser pen and the pointer are positioned on the same vertical plane.

Through the technical scheme, the laser pen and the pointer are matched for accurate measurement.

The technical means of the utility model has the following technical effects:

1. this survey and drawing measuring stick can reach accurate location measuring purpose, can lean on first measuring stick and second measuring stick on the measured object with first measuring stick and second measuring stick after expanding, press the briquetting and make the piece to keep away from behind the first measuring stick accessible slip slider and fix a position the laser pen, can loosen the briquetting after accomplishing general location operation, afterwards the accessible pushes away the turning knob and rotates the lead screw, sleeve low margin side-to-side slides this moment, conveniently carry out accurate location operation, observable pointer pointed scale after the light beam is aimed at the measuring point completely, conveniently accomplish accurate measurement operation, can effectively avoid leading to the reading inaccurate because of measuring the face is uneven with the help of the laser pen location.

2. This survey and drawing measuring stick can reach the purpose of folding accomodating, but first measuring stick and second measuring stick relative rotation, conveniently extends or folding accomodate, and after stretching first measuring stick and second measuring stick rotation, the fixture block can automatic clamping go into the draw-in groove, conveniently reaches the effect of locking, promotes the fixture block and makes it leave behind the draw-in groove collapsible accomodate first measuring stick and second measuring stick.

Drawings

FIG. 1 is a schematic diagram of an auxiliary measuring mechanism according to the present utility model;

FIG. 2 is a schematic diagram of the connection structure of the pressing block, the sleeve, the pointer, the laser pen and the support column according to the utility model;

FIG. 3 is a schematic top view of the present utility model;

fig. 4 is a schematic top view of the present utility model.

In the figure: 1. a first measuring rod; 2. a slideway; 3. a first compression spring; 4. a clamping block; 5. a second measuring rod; 6. a clamping groove; 7. a first chute; 8. an auxiliary measuring mechanism; 801. a slide block; 802. a support plate; 803. a roller; 804. a through hole; 805. pressing the blocks; 806. a wire rope; 807. a second compression spring; 808. abutting blocks; 809. a second chute; 810. a knob; 811. a screw rod; 812. a sleeve; 813. a pointer; 814. a laser pen; 815. and (5) abutting against the column.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

The preferred embodiment of the surveying and mapping measuring rod provided by the utility model is shown in fig. 1 to 2, and comprises a first measuring rod 1, wherein one end of the first measuring rod 1 is provided with a slide way 2, a first compression spring 3 is fixed in the slide way 2, one end of the first compression spring 3 is fixedly provided with a clamping block 4, the clamping block 4 penetrates through the slide way 2, the front side of the first measuring rod 1 is rotationally connected with a second measuring rod 5, one end of the second measuring rod 5 is provided with a clamping groove 6, the upper end face of the first measuring rod 1 and the upper end face of the second measuring rod 5 are both provided with a first slide groove 7, and the first slide groove 7 of the upper end face of the first measuring rod 1 is in sliding connection with an auxiliary measuring mechanism 8.

In this embodiment, the fixture block 4 forms the extending structure through first compression spring 3 and first measuring stick 1, and fixture block 4 is "L" shape structure, rotatory first measuring stick 1 and second measuring stick 5 and make first measuring stick 1 and second measuring stick 5 locate after same horizontal line, fixture block 4 can be in the draw-in groove 6 by automatic bullet under the jack-up effect of first compression spring 3, conveniently reach the effect of locking, can fold again first measuring stick 1 and second measuring stick 5 after promoting fixture block 4 and making it leave draw-in groove 6.

Example 2

On the basis of embodiment 1, as shown in fig. 3 to 4, in the preferred embodiment of the mapping measuring rod provided by the utility model, the auxiliary measuring mechanism 8 comprises a sliding block 801, the sliding block 801 is slidably connected in a first sliding groove 7 on the upper end surface of the first measuring rod 1, a support plate 802 is fixed on the top of the sliding block 801, a roller 803 is rotatably connected to the bottom of the support plate 802, the first measuring rod 1 and the second measuring rod 5 can be used for measuring after being pulled and locked together, the pointer 813 and the laser pen 814 can be positioned through the sliding block 801, and at the moment, the roller 803 rolls, so that friction between the sliding block 801 and the first measuring rod 1 and friction between the sliding block 801 and the second measuring rod 5 can be conveniently reduced, and the sliding block 801 slides more smoothly.

In this embodiment, a through hole 804 is formed on the support plate 802, a pressing block 805 is movably connected in the through hole 804, the rear side of the pressing block 805 is connected with a supporting block 808 through a steel wire rope 806, the supporting block 808 is connected with the support plate 802 through a second compression spring 807, the second compression spring 807 wraps the outer side of the steel wire rope 806, the pressing block 805 needs to be pressed before the sliding block 801 is pushed, at this time, the supporting block 808 can leave the first measuring rod 1 under the pulling action of the steel wire rope 806, the pressing block 805 can be loosened after the sliding block 801 is pushed to complete the approximate positioning operation, at this time, the pressing block 805 automatically bounces back under the action of the second compression spring 807 and abuts against the first measuring rod 1 or the second measuring rod 5.

Further, the second chute 809 is provided on the upper end surface of the support plate 802, the second chute 809 is rotationally connected with the lead screw 811, the lead screw 811 penetrates through the second chute 809 and is connected with the knob 810, the knob 810 penetrates through the upper end surface of the support plate 802, the knob 810 can be manually pushed after the positioning operation is completed by pushing the sliding block 801, the knob 810 rotates to drive the lead screw 811 to rotate, at this time, the sleeve 812 can slide left and right under the limiting action of the second chute 809 and the lead screw 811, the position of the laser pen 814 can be conveniently and accurately adjusted, and the positioning operation is more accurate.

Still further, sliding connection has sleeve 812 in second spout 809, lead screw 811 threaded connection is on sleeve 812, and the rear side of sleeve 812 is fixed with pointer 813, the inboard of sleeve 812 is fixed with laser pen 814 through supporting post 815, and laser pen 814 and pointer 813 are in same perpendicular, can reciprocate laser pen 814 before using the device, conveniently adjust laser pen 814 horizontal longitudinal position, can utilize supporting post 815 to support tightly and fix laser pen 814 after adjusting laser pen 814's position, lead screw 811 rotation can drive sleeve 812 left and right sliding, conveniently carry out accurate positioning to laser pen 814, laser pen 814 irradiates the position the same with pointer 813 indicates the position, pointer 813 can assist the reading.

When the automatic measuring device is used, firstly, whether the second measuring rod 5 is used or not is selected according to requirements, if the second measuring rod 5 is not required to be used, the first measuring rod 1 can be independently used for completing measuring work, if the second measuring rod 5 is required to be used, the second measuring rod 5 is rotationally unfolded, the clamping block 4 is finally clamped into the clamping groove 6, the first measuring rod 1 and the second measuring rod 5 are locked together, the laser pen 814 can be tightly fixed by the supporting column 815 after the front and back positions of the laser pen 814 are manually adjusted, the first measuring rod 1 and the second measuring rod 5 are abutted against a measured object, then the pressing block 805 can be pressed down, the supporting block 808 is separated from the first measuring rod 1, then the sliding block 801 can be manually slid for positioning the laser pen 814, after the laser pen 814 is roughly abutted against a measuring point, the pressing block 805 is loosened, the supporting block 808 is automatically abutted against the first measuring rod 1 or the second measuring rod 5, then the rotating knob 810 can be pushed, the screw 811 is rotated at the moment, the sleeve 812 is driven to slide left and right by a small amplitude, the sleeve 812 is conveniently adjusted to the position of the laser pen 814 until the whole measuring point is accurately observed, and finally, the whole measuring point is accurately read, and the whole measuring point is finished.

To sum up, this survey and drawing measuring stick has reached accurate location measurement and folding purpose of accomodating, has satisfied people's user demand.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a survey and drawing measuring stick, includes first measuring stick (1), slide (2) have been seted up to the one end of first measuring stick (1), slide (2) internal fixation has first compression spring (3), the one end of first compression spring (3) is fixed with fixture block (4), fixture block (4) run through slide (2), the front side rotation of first measuring stick (1) is connected with second measuring stick (5), draw-in groove (6) have been seted up to the one end of second measuring stick (5), its characterized in that: the upper end face of the first measuring rod (1) and the upper end face of the second measuring rod (5) are provided with first sliding grooves (7), and an auxiliary measuring mechanism (8) is connected in a sliding mode in the first sliding grooves (7) on the upper end face of the first measuring rod (1).

2. A surveying rod according to claim 1, wherein: the clamping block (4) and the first measuring rod (1) form a telescopic structure through the first compression spring (3), and the clamping block (4) is of an L-shaped structure.

3. A surveying rod according to claim 1, wherein: the auxiliary measuring mechanism (8) comprises a sliding block (801), the sliding block (801) is slidably connected in a first sliding groove (7) on the upper end face of the first measuring rod (1), a support plate (802) is fixed at the top of the sliding block (801), and a roller (803) is rotatably connected to the bottom of the support plate (802).

4. A surveying rod according to claim 3, wherein: the support plate (802) is provided with a through hole (804), the through hole (804) is internally and movably connected with a pressing block (805), the rear side of the pressing block (805) is connected with a supporting block (808) through a steel wire rope (806), the supporting block (808) is connected with the support plate (802) through a second compression spring (807), and the second compression spring (807) is wrapped on the outer side of the steel wire rope (806).

5. A surveying rod according to claim 3, wherein: the upper end face of the support plate (802) is provided with a second chute (809), the second chute (809) is rotationally connected with a screw rod (811), the screw rod (811) penetrates through the second chute (809) and is connected with a knob (810), and the knob (810) penetrates through the upper end face of the support plate (802).

6. A surveying pole as claimed in claim 5, wherein: the second sliding groove (809) is connected with a sleeve (812) in a sliding mode, the screw rod (811) is connected to the sleeve (812) in a threaded mode, a pointer (813) is fixed to the rear side of the sleeve (812), a laser pen (814) is fixed to the inner side of the sleeve (812) through a supporting column (815), and the laser pen (814) and the pointer (813) are located on the same vertical face.