CN217166735U

CN217166735U - Civil engineering is with cutting, setting-out instrument

Info

Publication number: CN217166735U
Application number: CN202220085156.4U
Authority: CN
Inventors: 郭延龙; 程向阳; 於晨星; 黄少健; 张国政
Original assignee: Henan University
Current assignee: Henan University
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-08-12
Anticipated expiration: 2032-01-13

Abstract

The utility model discloses a civil engineering is with cutting, marking tool relates to civil engineering for instrument technical field, including first steel chi, second steel chi, fossil fragments and slider, fossil fragments symmetry sets up at the upper surface of first steel chi and second steel chi, and gyro wheel and the guide rail roll cooperation that corresponds, the one end that the mounting groove was advanced in the plate body grafting has seted up the notch, and the inside of board is seted up flutedly, and the slider butt is in the lower surface of elastic plate. The utility model discloses a set up the guide rail, fossil fragments, the gyro wheel, the slider, the mounting plate, the plate body, fastening bolt places the hole with the instrument, can realize cutting, the calibration of setting-out instrument, fix a position, it is simple convenient, do not need all the other appurtenance, control more easily, the condition of instrument skew in the course of working has been solved, the precision has been increased, through setting up first steel ruler, second steel ruler, fixed plate, picture peg, slide, elastic plate and roller bearing, finally realize this instrument portable's purpose, improve its flexibility.

Description

Civil engineering is with cutting, setting-out instrument

Technical Field

The utility model relates to an instrument technical field for civil engineering specifically is a civil engineering is with cutting, setting-out instrument.

Background

Civil engineering is a general term for scientific technology for building various land engineering facilities. It refers to both the materials, equipment used and the technical activities carried out such as surveying, designing, construction, maintenance, repair, etc., as well as the objects of engineering construction. I.e. various engineering facilities such as houses, roads, railways, pipelines, tunnels, bridges, canals, dams, ports, power stations, airports, ocean platforms, water supply and drainage and protection projects, which are built on or under the ground, on land and directly or indirectly serve human life, production, military affairs and scientific research. The civil engineering refers to engineering entities for surveying, planning, designing, constructing, installing and maintaining various technical works and the like of newly-built, reconstructed or expanded buildings, structures, related supporting facilities and the like of various projects except house buildings.

At present, in the process of making models in civil engineering classmates, sheet materials such as bamboo skins and drawing papers need to be marked or cut according to certain sizes and then made into required products, but a plurality of problems can be encountered in the process: if the whole ruler cannot be controlled by the hand when the line is drawn too long, the deviation of the partial drawn line may be caused finally; or the cutting and line drawing tool is difficult to position in the cutting process and the paper cutter is easy to shake, so that the final cut edges are uneven, the pulling and pressure bearing capacity of a product made of the cut material is uneven and difficult to master, the teaching is affected, the ruler is very inconvenient to carry at ordinary times due to long length, and the flexibility is poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a civil engineering is with cutting, setting-out instrument has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a cutting and line drawing tool for civil engineering comprises a first steel ruler, a second steel ruler, keels and sliding blocks, wherein the keels are symmetrically arranged on the upper surfaces of the first steel ruler and the second steel ruler, inward-protruding guide rails are arranged on the inner sides of the keels, the lower ends of the sliding blocks are rotatably connected with idler wheels, the idler wheels are in rolling fit with the corresponding guide rails, mounting grooves penetrating through the sliding blocks are formed in the sliding blocks, a plate body is inserted in the mounting grooves, notches are formed in one ends of the plate body inserted in the mounting grooves, fastening pieces are inserted in the notches, screw holes are formed in the other ends of the plate body, fastening bolts are connected with the internal threads of the screw holes, a plug board is fixedly connected to one side of the first steel ruler, grooves are formed in the inserting board body, elastic boards are fixedly connected to the inner side walls of the grooves, one ends of the elastic boards are rotatably connected with rolling shafts through rotating shafts, the inside of picture peg runs through there is the slide, the slide butt is in the lower surface of elastic plate, the equal fixedly connected with fixed plate in upper surface both sides of second steel chi, the picture peg is pegged graft in the inside of fixed plate, the roller bearing butt is in the inboard of fixed plate.

Optionally, the sliding block is arranged outside the keels, the cross section of the guide rail is semicircular, and the rollers are arranged between the two keels in a Z-shaped staggered mode.

Optionally, the plate body is Z-shaped, the fastening piece is wedge-shaped, a tool placing hole is formed in one end, close to the screw hole, of the plate body in a penetrating mode, one end of the screw hole extends into the tool placing hole, and the tool placing hole is a rectangular groove or a round hole.

Optionally, the back of first steel chi and second steel chi all is provided with the slipmat, fossil fragments all are provided with the length scale with the upper surface of first steel chi, the shape of first steel chi is the L type, and first steel chi butt in the both ends of second steel chi.

Optionally, the picture peg butt in the upper surface of second steel chi, and the picture peg sets up between two fossil fragments, the material of elastic plate can be spring steel, and the elastic plate butt in the interior roof of fixed plate.

Optionally, the sliding sheet is inserted into the upper surface of the first steel ruler, the upper surface of the first steel ruler is fixedly connected with a limiting block, and the inner side edge of the fixing plate is of an inclined plane type.

Advantageous effects

The utility model provides a civil engineering is with cutting, setting-out instrument possesses following beneficial effect:

1. the cutting and line drawing tool for civil engineering is provided with a guide rail, a keel, a roller, a slide block, a fastening piece, a plate body, a fastening bolt and a tool placing hole, after the tip of the tool clamped by the fastening bolt in the tool placing hole is aligned with the zero scale of the length scale, the calibration and the positioning of the cutting and line drawing tools can be realized, the operation is simple and convenient, other auxiliary tools are not needed, so that different tools can be aligned to the same position, the keel increases the strength of the first steel ruler and the second steel ruler, the first steel ruler and the second steel ruler are not easy to bend and are easier to control, the sliding block is pushed to drive the clamping assembly to slide to cut and draw a line, and the static friction force limit of the sliding of the tool is increased, secondly, the anti-slip pad can further increase the friction force between the first steel ruler and the material and between the second steel ruler and the material, so that the problem of tool deviation in the machining process is solved, and the precision is increased;

2. this civil engineering is with cutting, the setting-out instrument, through setting up first steel rule, the second steel rule, the fixed plate, the picture peg, the slide, elastic plate and roller bearing, outside pulling slide makes its lower surface that breaks away from the elastic plate after, can make the picture peg break away from in the fixed plate through outwards pulling first steel rule, thereby realize the separation between first steel rule and the second steel rule, this mechanism is through installing and removing the fraction formula in groups with the steel rule design, will present first steel rule and second steel rule when needs carry separately can, and then reduce the steel rule and carry required space, and connection structure is convenient for fixed and the split between first steel rule and the second steel rule, finally realize this instrument portable's purpose, improve its flexibility.

Drawings

Fig. 1 is a schematic view of a top-down perspective structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1 at B according to the present invention;

FIG. 4 is a side view, sectional, partial schematic structural view of the present invention;

FIG. 5 is a schematic front sectional view of the partial structure of the present invention;

fig. 6 is a schematic view of the slider in a bottom perspective view.

In the figure: 1. a first steel rule; 2. length scales; 3. a plate body; 4. a second steel rule; 5. a guide rail; 6. a keel; 7. a limiting block; 8. a fixing plate; 9. inserting plates; 10. a slider; 11. a fastening tab; 12. a slide sheet; 13. an elastic plate; 14. a roller; 15. fastening a bolt; 16. a tool placement hole; 17. a notch; 18. a roller; 19. a groove; 20. a non-slip mat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution: a cutting and line drawing tool for civil engineering comprises a first steel ruler 1, a second steel ruler 4, keels 6 and a sliding block 10, wherein anti-skidding pads 20 are arranged on the back surfaces of the first steel ruler 1 and the second steel ruler 4, length scales 2 are arranged on the upper surfaces of the keels 6 and the first steel ruler 1, the first steel ruler 1 is L-shaped, the first steel ruler 1 abuts against two ends of the second steel ruler 4, the keels 6 are symmetrically arranged on the upper surfaces of the first steel ruler 1 and the second steel ruler 4, guide rails 5 protruding inwards are arranged on the inner sides of the two keels 6, a roller 18 is rotatably connected to the lower end of the sliding block 10, the roller 18 is in rolling fit with the corresponding guide rails 5, the sliding block 10 is arranged outside the keels 6, the cross section of the guide rails 5 is semicircular, the roller 18 is arranged between the two keels 6 in a Z-shaped staggered mode, a mounting groove penetrating through the sliding block 10 is formed in the sliding block 10, a plate body 3 is inserted in the mounting groove, a notch 17 is formed in one end, inserted into the mounting groove, of the plate body 3, a fastening piece 11 is inserted into the notch 17, a screw hole is formed in the other end of the plate body 3, a fastening bolt 15 is connected to the inner thread of the screw hole, the plate body 3 is Z-shaped, the fastening piece 11 is wedge-shaped, a tool placing hole 16 is formed in one end, close to the screw hole, of the plate body 3 in a penetrating mode, one end of the screw hole extends into the tool placing hole 16, the tool placing hole 16 is a rectangular groove or a circular hole, an inserting plate 9 is fixedly connected to one side of the first steel ruler 1, a groove 19 is formed in the inserting plate 9, an elastic plate 13 is fixedly connected to the inner side wall of the groove 19, a rolling shaft 14 is rotatably connected to one end of the elastic plate 13 through a rotating shaft, a sliding plate 12 penetrates through the inserting plate 9 and abuts against the lower surface of the elastic plate 13, fixing plates 8 are fixedly connected to two sides of the upper surface of the second steel ruler 4, and the inserting plate 9 abuts against the upper surface of the second steel ruler 4, and picture peg 9 sets up between two fossil fragments 6, and the material of elastic plate 13 can be spring steel, and elastic plate 13 butt in the interior roof of fixed plate 8, and picture peg 9 pegs graft in the inside of fixed plate 8, and roller bearing 14 butt in the inboard of fixed plate 8, and slide 12 pegs graft in the upper surface of first steel chi 1, and the last fixed surface of first steel chi 1 is connected with stopper 7, and the inboard edge of fixed plate 8 is the inclined plane type.

When in use, one end of the plate body 3 provided with the notch 17 is inserted into the mounting groove, then the wedge-shaped fastening piece 11 is inserted into the notch 17, so that the plate body 3 is fixed on the sliding block 10, the length scales 2 are respectively arranged on one keel 6 and the L-shaped first steel ruler 1, thus when one end of the sliding block 10 is aligned with the zero scale of the length scale 2 on the keel 6, and after the tip of a tool clamped by the fastening bolt 15 in the tool placing hole 16 is aligned with the zero scale of the length scale 2, the calibration and positioning of a cutting and line drawing tool can be realized, the cutting and line drawing tool is simple and convenient, other auxiliary tools are not needed, different tools can be aligned at the same position, the keel 6 increases the strength of the first steel ruler 1 and the second steel ruler 4, so that the cutting and line drawing tools are not easy to bend and are easy to control, the sliding block 10 is pressed to drive the plate body 3 to slide, so that the cutting and line drawing can be realized, and a downward pressure can be given to the first steel ruler 1 and the second steel ruler 4 at the same time, the static friction force limit that the first steel ruler 1 and the second steel ruler 4 need to slide is increased, and then the anti-slip pads 20 are arranged at the lower ends of the first steel ruler 1 and the second steel ruler 4, so that the friction force between the first steel ruler 1 and the second steel ruler 4 and materials can be further increased, the problem that the first steel ruler 1, the second steel ruler 4 or tools deviate in the machining process is solved, and the accuracy is increased; the outside pulling slide 12 can make its lower surface that breaks away from the elastic plate 13, and because elastic plate 13 self has elasticity, consequently the accessible is outwards pulled first steel rule 1 and is made roller bearing 14 break away from the inboard of fixed plate 8, and make picture peg 9 break away from in the fixed plate 8, thereby realize the separation between first steel rule 1 and the second steel rule 4, this mechanism is through installing and removing the component formula with the steel rule design in groups, it can to present first steel rule 1 and second steel rule 4 separately when needs carry, and then reduce the steel rule and carry required space, and connection structure is convenient for fixed and the split between first steel rule 1 and the second steel rule 4, finally realize the purpose that this instrument portable, improve its flexibility.

To sum up, the utility model, through setting up the guide rail 5, the keel 6, the roller 18, the slider 10, the fastening piece 11, the plate body 3, the fastening bolt 15 and the tool placing hole 16, after the tool tip held by the fastening bolt 15 in the tool placing hole 16 is aligned with the zero scale of the length scale 2, can realize the calibration and positioning of the cutting and line drawing tools, is simple and convenient, needs no other auxiliary tools, enables different tools to be aligned with the same position, the keel 6 increases the strength of the first steel ruler 1 and the second steel ruler 4, makes the tools not easy to bend, is easier to control, presses and pushes the slider 10 to drive the plate body 3 to slide, can cut and draw lines, also increases the static friction force limit of the tool slide, secondly the non-slip mat 20 can further increase the friction force between the first steel ruler 1 and the second steel ruler 4 and the material, solves the tool offset condition in the processing process, the precision is increased, through setting up first steel rule 1, second steel rule 4, fixed plate 8, picture peg 9, slide 12, elastic plate 13 and roller bearing 14, after outwards spurting slide 12 makes it break away from the lower surface of elastic plate 13, can make picture peg 9 break away from in the fixed plate 8 through outwards pulling first steel rule 1, thereby realize the separation between first steel rule 1 and the second steel rule 4, this mechanism is through installing and removing the fraction formula in groups with the steel rule design, will present first steel rule 1 and second steel rule 4 separately when needs carry can, and then reduce the steel rule and carry required space, and connection structure is convenient for fixed and the split between first steel rule 1 and the second steel rule 4, finally realize the purpose that this instrument is convenient to carry, improve its flexibility.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a civil engineering is with cutting, setting-out instrument, includes first steel chi (1), second steel chi (4), fossil fragments (6) and slider (10), its characterized in that: the keel (6) is symmetrically arranged on the upper surfaces of the first steel ruler (1) and the second steel ruler (4), the keel (6) is provided with inward convex guide rails (5) on the inner side, the lower end of the slider (10) is rotatably connected with rollers (18), the rollers (18) are in rolling fit with the corresponding guide rails (5), the slider (10) is provided with a mounting groove which runs through the slider (10), the plate body (3) is inserted in the mounting groove, one end of the plate body (3) inserted in the mounting groove is provided with a notch (17), the inside of the notch (17) is inserted with a fastening piece (11), the other end of the plate body (3) is provided with a screw hole, the internal thread of the screw hole is connected with a fastening bolt (15), one side of the first steel ruler (1) is fixedly connected with a plugboard (9), the inside of the plugboard (9) is provided with a groove (19), the inside wall fixed connection of recess (19) has elastic plate (13), the one end of elastic plate (13) is rotated through the pivot and is connected with roller bearing (14), the inside of picture peg (9) is run through and is had slide (12), slide (12) butt in the lower surface of elastic plate (13), the equal fixedly connected with fixed plate (8) in upper surface both sides of second steel chi (4), picture peg (9) are pegged graft in the inside of fixed plate (8), roller bearing (14) butt in the inboard of fixed plate (8).

2. A cutting, line marking tool for civil engineering works according to claim 1, characterized in that: the sliding blocks (10) are arranged outside the keels (6), the cross section of the guide rail (5) is semicircular, and the rollers (18) are arranged between the two keels (6) in a Z-shaped staggered mode.

3. A cutting, line marking tool for civil engineering works according to claim 1, characterized in that: the shape of plate body (3) is the Z type, the shape of mounting plate (11) is the wedge, the one end that is close to the screw of plate body (3) is run through and has been seted up instrument and place hole (16), the one end of screw extends to in instrument places hole (16), instrument is placed hole (16) and is rectangular groove or round hole.

4. A cutting, line marking tool for civil engineering works according to claim 1, characterized in that: the back of first steel chi (1) and second steel chi (4) all is provided with slipmat (20), fossil fragments (6) all are provided with length scale (2) with the upper surface of first steel chi (1), the shape of first steel chi (1) is the L type, and first steel chi (1) butt in the both ends of second steel chi (4).

5. A cutting, line marking tool for civil engineering works according to claim 1, characterized in that: the picture peg (9) butt in the upper surface of second steel chi (4), and picture peg (9) set up between two fossil fragments (6), the material of elastic plate (13) can be spring steel, and elastic plate (13) butt in the interior roof of fixed plate (8).

6. A cutting, line marking tool for civil engineering works according to claim 1, characterized in that: the slider (12) is inserted into the upper surface of the first steel ruler (1), the upper surface of the first steel ruler (1) is fixedly connected with a limiting block (7), and the inner side edge of the fixing plate (8) is of an inclined plane type.