CN220104096U - Night auxiliary ruler-finding device for level - Google Patents

Abstract

The utility model belongs to the technical field of engineering measurement equipment, and particularly relates to a night auxiliary ruler-searching device for a level, which comprises a level body and a leveling rod, wherein two limiting strips which are arranged at intervals in the front and the rear of a shell of the level body are fixedly connected, a pulling and inserting block with an n-shaped section is clamped on the shell of the level body, the left end and the right end of the pulling and inserting block are respectively positioned between the two corresponding limiting strips, and a rectangular mounting groove is formed in the upper end of the pulling and inserting block. The utility model has simple structure, easily obtained materials, low cost, portability, convenient assembly and disassembly, visual appearance of the sight axis direction at night, convenient and rapid searching of the target level, and improved measurement efficiency.

Description

Night auxiliary ruler-finding device for level

Technical Field

The utility model relates to the technical field of engineering measurement equipment, in particular to a night auxiliary ruler-searching device for a level.

Background

The level gauge is an instrument for measuring the height difference between two points of the ground by establishing a horizontal sight line. The principle is to measure the height difference between ground points according to the leveling principle. The main components are telescope, tube level (or compensator), vertical shaft, base and foot screw.

When a common optical level works outdoors at night, because the light is insufficient, the aiming level is difficult to find, the instrument is usually required to be adjusted for multiple times, the working efficiency is low, the current technology is that a sight on the level is illuminated by a flashlight, then the level is found, the method occupies both hands, the instrument operation is not facilitated, and the aiming target is required to be adjusted for multiple times.

Therefore, we propose a night auxiliary ruler-finding device of a level, which is used for solving the problems.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a night auxiliary ruler-searching device for a level.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a leveling instrument is supplementary to seek chi device night, includes leveling instrument body and levelling rod, spacing that two front and back intervals of equal fixedly connected with of casing front and back end of leveling instrument body set up is blocked on the casing of leveling instrument body and is equipped with the plug block that the cross-section is n type, both ends are located respectively between two corresponding spacing strips about the plug block, pull out the mounting groove of rectangle has been seted up to the plug block upper end, place the fixed block that matches with its shape in the mounting groove, fixed block upper end fixed mounting has infrared transmitter, the spacing draw-in groove has been seted up on the fixed block right side wall, the expansion groove has been seted up in the corresponding position of spacing draw-in groove on the inner wall of mounting groove right side, sliding connection has spacing fixture block, common fixedly connected with spring between spacing fixture block and the expansion groove inner wall, the one end that the spring was kept away from to the spacing fixture block is inserted in spacing fixture groove, pull out both ends all transversely open the sliding connection with the flexible sliding connection of expansion groove, two sliding connection has two sliding connection in the sliding connection has the sliding connection of sliding connection with the sliding connection of sliding connection, sliding connection is located two sliding bar one end and sliding bar.

Preferably, the plug block is made of PVC material.

Preferably, the infrared emitter emits a longitudinal infrared laser.

Preferably, the rear end of the infrared transmitter is connected with a button switch.

Preferably, the upper end surface of the limit clamping block positioned outside the telescopic groove is an inclined surface inclined upwards from left to right.

Preferably, the left bottom end and the right bottom end of the pulling and inserting block are tilted outwards.

Compared with the prior art, the device has the advantages that:

through the plug piece that pulls out of making things convenient for dismouting that sets up on the spirit level body, and pull out and be provided with infrared transmitter on the plug piece, infrared transmitter can transmit vertical infrared laser, and then when measuring the during operation at the not enough place of light at night, open infrared transmitter, utilize vertical infrared laser can be quick find the levelling rod of vertical plug-in to measure the work, need not the manual work and hit the lamp and look for, it is more convenient, and low cost, conveniently carry about.

The infrared transmitter is fixed on the plug block through the fixed block, the installation is stable, when the infrared transmitter needs to be taken down to carry out the change of battery, only need promote two ejector blocks to the right simultaneously, alright utilize two connection slide bars to drive spacing fixture block and shift out spacing draw-in groove, compression spring, release the spacing to the fixed block, alright take down infrared transmitter and fixed block from the plug block, carry out the battery change, the process is simple rapid, the practicality of device has been improved.

In conclusion, the utility model has the advantages of simple structure, easily obtained materials, low cost, portability, convenient assembly and disassembly, visual appearance of the sight axis direction at night, convenience for quickly searching for the target level, and improvement of measurement efficiency.

Drawings

FIG. 1 is a schematic diagram of a night assisted ruler finding device side structure of a level according to the present utility model;

FIG. 2 is a schematic diagram of the front face of a night assisted ruler-finding device of a level according to the present utility model;

FIG. 3 is a perspective view of the front face of the plug block in the night assisted ruler finding device of the level;

fig. 4 is an enlarged schematic view of the structure of fig. 3 at a.

In the figure: the leveling instrument comprises a leveling instrument body 1, a leveling rod 2, a limiting strip 3, a pulling and inserting block 4, a fixed block 5, an infrared emitter 6, a longitudinal infrared laser 7, a limiting clamping groove 8, a telescopic groove 9, a button switch 10, a limiting clamping block 11, a spring 12, a movable sliding port 13 and a connecting sliding rod 14 and a pushing block 15.

Description of the embodiments

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.

Referring to fig. 1-4, a leveling instrument night auxiliary ruler-searching device comprises a leveling instrument body 1 and a leveling rod 2, wherein the leveling instrument body 1 is a common optical leveling instrument, and the leveling rod 2 is a measuring ruler matched with the leveling instrument. Spacing 3 that interval set up around equal fixedly connected with of the casing front and back end of level body 1, the card is equipped with the section and is n type pull out the kicking block 4 on the casing of level body 1, pulls out kicking block 4 and is controlled both ends and be located respectively between two corresponding spacing 3, pulls out kicking block 4 and is made by the PVC material, has certain deflection, can be relaxed settle and fix on the shell of level body 1, pulls out kicking block 4 about two bottoms and all outwards perk, conveniently pulls out from level body 1.

The rectangular mounting groove has been seted up to pull out the kicking block 4 upper end, fixed block 5 with its shape matching has been placed in the mounting groove, fixed block 5 upper end fixed mounting has infrared emitter 6, infrared emitter 6 launches vertical infrared laser 7, infrared emitter 6 launched vertical infrared laser 7 only can show at vertical plane, and then when measuring the during operation at night the not enough place of light, open infrared emitter 6, utilize vertical infrared laser 7 can be quick find the levelling rod 2 of vertical plug-in and measure the work, need not the manual work and beat the lamp and look for, it is more convenient, and low cost. The rear end of the infrared emitter 6 is connected with a button switch 10 for opening and closing the infrared emitter 6.

The limiting clamping groove 8 is formed in the right side wall of the fixed block 5, the telescopic groove 9 is formed in the inner wall of the right side of the mounting groove and in a position corresponding to the limiting clamping groove 8, the limiting clamping block 11 is connected in a sliding mode in the telescopic groove 9, the spring 12 is fixedly connected between the limiting clamping block 11 and the inner wall of the telescopic groove 9, and the spring 12 plays a supporting and resetting role. One end of the limiting clamping block 11, which is far away from the spring 12, is inserted into the limiting clamping groove 8 to play a limiting role, so that the fixing block 5 is fixed in the mounting groove. The movable sliding ports 13 communicated with the telescopic slots 9 are transversely formed in the front end and the rear end of the plug-in block 4, the connecting sliding rods 14 are connected in the two movable sliding ports 13 in a penetrating manner and are connected in a sliding manner, one end of each connecting sliding rod 14 located in the telescopic slot 9 is fixedly connected with the corresponding limiting clamping block 11, one end of each connecting sliding rod 14 located outside the corresponding plug-in block 4 is fixedly connected with the corresponding pushing block 15, when the infrared emitter 6 needs to be taken down to replace a battery, the two pushing blocks 15 are pushed to the right at the same time, the limiting clamping blocks 11 can be driven by the two connecting sliding rods 14 to move out of the limiting clamping slots 8, the limiting of the fixing blocks 5 is relieved by the aid of the compression springs 12, and the infrared emitter 6 and the fixing blocks 5 can be taken down from the corresponding plug-in blocks 4 to replace the battery.

The upper end face of the limiting clamping block 11 outside the telescopic groove 9 is an inclined plane inclined upwards from left to right, the rear end is replaced, the fixing block 5 is only required to be directly inserted into the mounting groove, and the limiting clamping block 11 can be directly inserted into the limiting clamping groove 8 through the action of the inclined plane and the spring 12, so that the fixing is automatically completed.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a leveling instrument night auxiliary ruler finding device, includes leveling instrument body (1) and leveling rod (2), its characterized in that, spacing (3) that two front and back intervals of equal fixedly connected with of casing front and back end of leveling instrument body (1) set up, the card is equipped with on the casing of leveling instrument body (1) and is n type in cross-section pulls out plug block (4), pull out plug block (4) both ends and be located respectively between two spacing (3) that correspond about, pull out plug block (4) upper end and seted up rectangular mounting groove, place fixed block (5) with its shape matching in the mounting groove, fixed block (5) upper end fixed mounting has infrared transmitter (6), spacing draw-in groove (8) have been seted up on fixed block (5) right side wall, on the inner wall of mounting groove right side and expansion groove (9) have been seted up in the corresponding position of spacing draw-in groove (8), sliding connection has spacing fixture block (11), between spacing fixture block (11) and expansion groove (9) inner wall and expansion groove (9) are located two ends (12) and are all kept away from in expansion joint spring (12) and are all connected with one end (13) and are all connected with each other in the expansion joint spring (13), the two movable sliding ports (13) are internally penetrated and connected with connecting sliding rods (14) in a sliding manner, one ends of the connecting sliding rods (14) positioned in the telescopic grooves (9) are fixedly connected with limit clamping blocks (11), and one ends of the connecting sliding rods (14) positioned outside the pulling and inserting blocks (4) are fixedly connected with pushing blocks (15).

2. Night-time aided ruler finding device for a level according to claim 1, characterized in that the plug-in block (4) is made of PVC material.

3. Night-time aided ruler-finding device of a level according to claim 1, characterized in that the infrared emitter (6) emits a longitudinal infrared laser (7).

4. Night assisted ruler finding device of a level according to claim 1 characterized in that the rear end of the infrared emitter (6) is connected with a push button switch (10).

5. The night assisted ruler seeking device for the level gauge according to claim 1 is characterized in that the upper end face of the limiting clamping block (11) positioned outside the telescopic groove (9) is an inclined plane which is inclined upwards from left to right.

6. The night assisted ruler finding device of the level gauge according to claim 1 is characterized in that the left bottom end and the right bottom end of the pulling and inserting block (4) are tilted outwards.