Telescopic square for setting sample plot

Abstract

The utility model discloses a telescopic sample plot setting right-angle ruler which comprises a first main ruler, the inner surface of the first main ruler is rotatably connected with a first lead screw, the outer surface of the first lead screw is fixedly connected with a first rotating block, and the outer surface of the first lead screw is in threaded connection with a first sliding block. And the lower surface of the first sliding block is fixedly connected with a first auxiliary ruler, the inner surface of the first auxiliary ruler is rotationally connected with a second lead screw, and the outer surface of the second lead screw is fixedly connected with a second rotating block. Through the arrangement of a first lead screw, a first rotating block, a first sliding block, a second lead screw, a second rotating block, a second sliding block, a third lead screw, a third rotating block, a third sliding block, a fourth lead screw, a fourth rotating block, a fourth sliding block and other structures, the measuring length of the right-angle ruler can be adjusted, and therefore practicability is improved; the two parts of the right-angle ruler can be conveniently detached, so that the portability of the right-angle ruler during carrying and storage is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of right angle ruler, concretely is a telescopic sample ground sets right angle ruler. BACKGROUND

[0002] In modern industry, construction and handicraft fields, right angle ruler as a kind of basic measuring and ruling tool, is widely used in various occasions.The main function of right angle ruler is to ensure the accuracy of measurement and ruling, especially in the case of 90 degrees right angle.

[0003] But the existing right angle ruler still has certain defects, for example: the length of the ruler body is limited, which leads to the inability to draw longer right angle lines, thereby affecting the use effect of the right angle ruler;Secondly, due to the fixed size, the right angle ruler occupies a larger space, thereby affecting carrying and storage. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a telescopic sample ground sets right angle ruler, which can adjust the measurement length of the right angle ruler, thereby improving the practicability, and can conveniently disassemble the two parts of the right angle ruler, thereby improving the portability of the right angle ruler when carrying and storing.

[0005] To achieve the above-mentioned purpose, a telescopic sample ground sets right angle ruler is provided, comprising:

[0006] The inner surface of the first main ruler is rotatably connected with a first lead screw, the outer surface of the first lead screw is fixedly connected with a first rotating block, the outer surface of the first lead screw is threadedly connected with a first sliding block, the lower surface of the first sliding block is fixedly connected with a first auxiliary ruler, the inner surface of the first auxiliary ruler is rotatably connected with a second lead screw, the outer surface of the second lead screw is fixedly connected with a second rotating block, the outer surface of the second lead screw is threadedly connected with a second sliding block, the lower surface of the second sliding block is fixedly connected with a first extension ruler, the outer surface of the first main ruler is provided with a clamping groove, the inner surface of the clamping groove is provided with a clamping block, the upper surface of the clamping block is fixedly connected with a second main ruler, the inner surface of the second main ruler is rotatably connected with a third lead screw, the outer surface of the third lead screw is fixedly connected with a third rotating block, the outer surface of the third lead screw is threadedly connected with a third sliding block, the left surface of the third sliding block is fixedly connected with a second auxiliary ruler, the inner surface of the second auxiliary ruler is rotatably connected with a fourth lead screw, the outer surface of the fourth lead screw is fixedly connected with a fourth rotating block, the outer surface of the fourth lead screw is threadedly connected with a fourth sliding block, the left surface of the fourth sliding block is fixedly connected with a second extension ruler, and the front surfaces of the first main ruler and the second main ruler are both provided with a level.

[0007] The utility model provides a connecting assembly, the connecting assembly includes connecting box, spring, bevel insert block, slide bar, bevel block and pressure block, the inner surface of connecting box is fixedly connected with spring, the one end of spring is fixedly connected with bevel insert block away from connecting box, the inner surface of connecting box is connected with slide bar slidingly, the lower end of slide bar is fixedly connected with bevel block, and the upper end of slide bar is fixedly connected with pressure block.

[0008] According to the telescopic right-angle ruler, the outer surface of the clamping block is provided with a socket, and the inner surface of the socket is matched with the bevel insert block, so that the two parts of the right-angle ruler are assembled conveniently.

[0009] According to the telescopic right-angle ruler, the outer surface of the first sliding block is connected with the first main ruler slidingly, and the outer surface of the first auxiliary ruler is connected with the first main ruler slidingly, so that the movement of the two parts is limited.

[0010] According to the telescopic right-angle ruler, the outer surface of the second sliding block is connected with the first auxiliary ruler slidingly, and the outer surface of the first extension ruler is connected with the first auxiliary ruler slidingly, so that the movement of the two parts is limited.

[0011] According to the telescopic right-angle ruler, the outer surface of the third sliding block is connected with the second main ruler slidingly, and the outer surface of the second auxiliary ruler is connected with the second main ruler slidingly, so that the movement of the two parts is limited.

[0012] According to the telescopic right-angle ruler, the outer surface of the fourth sliding block is connected with the second auxiliary ruler slidingly, and the outer surface of the second extension ruler is connected with the second auxiliary ruler slidingly, so that the movement of the two parts is limited.

[0013] According to the telescopic right-angle ruler, the number of the connecting assemblies is two and the connecting assemblies are symmetrically distributed, and the outer surface of the first main ruler is fixedly connected with the connecting box.

[0014] According to the telescopic right-angle ruler, the outer surface of the third rotating block is connected with the bevel block slidingly, and the outer surface of the bevel insert block is connected with the connecting box slidingly.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] 1. By setting the first screw rod, the first rotating block, the first sliding block, the second screw rod, the second rotating block, the second sliding block, the third screw rod, the third rotating block, the third sliding block, the fourth screw rod, the fourth rotating block and the fourth sliding block, the measuring length of the right-angle ruler can be adjusted, thereby improving the practicability.

[0017] 2. By setting the connecting assembly, the two parts of the right-angle ruler can be conveniently disassembled, thereby improving the portability of the right-angle ruler when carrying and storing.

[0018] Additional aspects and advantages of the present application will be partially given in the following description, partially will become obvious from the following description, or will be understood by the practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0019] The present application will be further described below in conjunction with the drawings and embodiments.

[0020] Figure 1 A schematic diagram of the overall structure of the present application for setting a right-angle ruler in a retractable sample field;

[0021] Figure 2 A schematic diagram of the overall structure of the present application for setting a right-angle ruler in a retractable sample field in an expanded state;

[0022] Figure 3 A schematic diagram of the overall structure of the present application for setting a right-angle ruler in a retractable sample field;

[0023] Figure 4 For Figure 3 An enlarged schematic diagram of the structure at A.

[0024] In the figure: 1, first main ruler; 2, first screw; 3, first rotating block; 4, first sliding block; 5, first auxiliary ruler; 6, second screw; 7, second rotating block; 8, second sliding block; 9, first extension ruler; 10, clamping groove; 11, clamping block; 12, second main ruler; 13, third screw; 14, third rotating block; 15, third sliding block; 16, second auxiliary ruler; 17, fourth screw; 18, fourth rotating block; 19, fourth sliding block; 20, second extension ruler; 21, connecting assembly; 22, connecting box; 23, spring; 24, inclined surface block; 25, sliding rod; 26, inclined surface block; 27, pressing block; 28, insertion hole; 29, level. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] Please refer to Figures 1-4The utility model embodiment provides a technical scheme: a telescopic right angle ruler, it includes: first main ruler 1, the inner surface rotationally connected with first screw rod 2 of first main ruler 1, the outer surface fixedly connected with first screw rod 2 of first rotation block 3, the outer surface screw connection has first sliding block 4 of first screw rod 2, the lower surface fixedly connected with first auxiliary ruler 5 of first sliding block 4, the inner surface rotationally connected with second screw rod 6 of first auxiliary ruler 5, the outer surface fixedly connected with second rotation block 7 of second screw rod 6, the outer surface screw connection has second sliding block 8 of second screw rod 6, the lower surface fixedly connected with first extension ruler 9 of second sliding block 8, the outer surface of first main ruler 1 is provided with clamping groove 10, the inner surface of clamping groove 10 is provided with clamping block 11, the upper surface fixedly connected with second main ruler 12 of clamping block 11, the inner surface rotationally connected with third screw rod 13 of second main ruler 12, the outer surface fixedly connected with third rotation block 14 of third screw rod 13, the outer surface screw connection has third sliding block 15 of third screw rod 13, the left surface fixedly connected with second auxiliary ruler 16 of third sliding block 15, the inner surface rotationally connected with fourth screw rod 17 of second auxiliary ruler 16, the outer surface fixedly connected with fourth rotation block 18 of fourth screw rod 17, the outer surface screw connection has fourth sliding block 19 of fourth screw rod 17, the left surface fixedly connected with second extension ruler 20 of fourth sliding block 19, the front surface of first main ruler 1 and second main ruler 12 is provided with level 29, the outer surface of clamping block 11 is provided with insertion hole 28, the outer surface of first sliding block 4 and first main ruler 1 slidingly connected, the outer surface of first auxiliary ruler 5 and first main ruler 1 slidingly connected, the outer surface of second sliding block 8 and first auxiliary ruler 5 slidingly connected, the outer surface of first extension ruler 9 and first auxiliary ruler 5 slidingly connected, the outer surface of third sliding block 15 and second main ruler 12 slidingly connected, the outer surface of second auxiliary ruler 16 and second main ruler 12 slidingly connected, the outer surface of fourth sliding block 19 and second auxiliary ruler 16 slidingly connected, the outer surface of second extension ruler 20 and second auxiliary ruler 16 slidingly connected.

[0027] Connecting assembly 21, connecting assembly 21 includes connecting box 22, spring 23, inclined plug block 24, slide rod 25, inclined block 26 and pressing block 27, the inner surface of connecting box 22 is fixedly connected with spring 23, the end away from connecting box 22 of spring 23 is fixedly connected with inclined plug block 24, the inner surface of connecting box 22 is slidingly connected with slide rod 25, the lower end of slide rod 25 is fixedly connected with inclined block 26, the upper end of slide rod 25 is fixedly connected with pressing block 27, the inner surface of insertion hole 28 is matched with inclined plug block 24, the number of connecting assembly 21 is two and is symmetrically distributed, the outer surface of first main ruler 1 is fixedly connected with connecting box 22, the outer surface of third rotation block 14 is slidingly connected with inclined block 26, the outer surface of inclined plug block 24 is slidingly connected with connecting box 22.

[0028] Working principle: when the transverse measurement length of the square ruler is not enough, only need to rotate the first rotating block 3, drive the first screw rod 2 under the action of the first sliding block 4, drive the first auxiliary ruler 5 to extend outward, that is, the transverse measurement length of the square ruler can be adjusted, if the extension length of the first auxiliary ruler 5 is still not enough, only need to rotate the second rotating block 7, drive the second screw rod 6 under the action of the second sliding block 8, drive the first extension ruler 9 to extend, that is, the transverse length of the square ruler can be increased again, similarly, when the longitudinal measurement length of the square ruler is not enough, only need to rotate the corresponding third rotating block 14 and fourth rotating block 18, that is, the second auxiliary ruler 16 and the second extension ruler 20 can be extended outward, thereby realizing the adjustment of the longitudinal length of the square ruler, when the occupied space of the square ruler is too large to be carried, only need to reverse the rotating block according to the above steps, drive the extended ruler to be re-stored in the corresponding ruler, that is, the storage space can be reduced, then press the pressing block 27 on the two side connecting assemblies 21, drive the sliding rod 25 to drive the inclined block 26 to slide along the inclined surface of the inclined block 24, and make the spring 23 compressed, that is, the inclined block 24 can be separated from the inside of the insertion hole 28, so as to release the limiting effect of the clamping block 11, then the square ruler can be divided into two short parts, so as to effectively reduce the occupied space and facilitate carrying, when the square ruler needs to be used again, only need to align the clamping block 11 with the clamping groove 10 and insert it, press the pressing block 27, when the inclined block 24 corresponds to the insertion hole 28, release the pressing block 27, under the rebounding force of the spring 23, the inclined block 24 will automatically enter the insertion hole 28, thereby completing the installation of the two parts of the square ruler, so as to be used, simple and convenient, and when measuring, the horizontal state of the plane can be determined according to the level 29.

[0029] The above embodiment of the utility model is described in detail in combination with the drawings, but the utility model is not limited to the above embodiment, within the knowledge range possessed by ordinary skilled persons in the technical field, various changes can be made without departing from the purpose of the utility model.

Claims

1. A telescopic right angle square, characterized in that, The utility model relates to a kind of lengthening ruler, including: First main ruler (1), the inner surface of the first main ruler (1) is rotatably connected with first screw rod (2), the outer surface of the first screw rod (2) is fixedly connected with first rotating block (3), the outer surface of the first screw rod (2) is threadedly connected with first sliding block (4), the lower surface of the first sliding block (4) is fixedly connected with first vice ruler (5), the inner surface of the first vice ruler (5) is rotatably connected with second screw rod (6), the outer surface of the second screw rod (6) is fixedly connected with second rotating block (7), the outer surface of the second screw rod (6) is threadedly connected with second sliding block (8), the lower surface of the second sliding block (8) is fixedly connected with first extension ruler (9), the outer surface of the first main ruler (1) is provided with clamping groove (10), the inner surface of the clamping groove (10) is provided with clamping block (11), the upper surface of the clamping block (11) is fixedly connected with second main ruler (12), the inner surface of the second main ruler (12) is rotatably connected with third screw rod (13), the outer surface of the third screw rod (13) is fixedly connected with third rotating block (14), the outer surface of the third screw rod (13) is threadedly connected with third sliding block (15), the left surface of the third sliding block (15) is fixedly connected with second vice ruler (16), the inner surface of the second vice ruler (16) is rotatably connected with fourth screw rod (17), the outer surface of the fourth screw rod (17) is fixedly connected with fourth rotating block (18), the outer surface of the fourth screw rod (17) is threadedly connected with fourth sliding block (19), the left surface of the fourth sliding block (19) is fixedly connected with second extension ruler (20), the front surface of the first main ruler (1) and second main ruler (12) is provided with level (29); Connecting assembly (21), the connecting assembly (21) includes connecting box (22), spring (23), inclined plug block (24), slide bar (25), inclined block (26) and pressing block (27), the inner surface of the connecting box (22) is fixedly connected with spring (23), the end away from the connecting box (22) of spring (23) is fixedly connected with inclined plug block (24), the inner surface of the connecting box (22) is slidably connected with slide bar (25), the lower end of slide bar (25) is fixedly connected with inclined block (26), the upper end of slide bar (25) is fixedly connected with pressing block (27).

2. A retractable right angle ruler as claimed in claim 1, wherein: The outer surface of the clamping block (11) is provided with the insertion hole (28), and the inner surface of the insertion hole (28) is matched with the inclined plug block (24).

3. A retractable right angle ruler as claimed in claim 1, wherein: The outer surface of the first sliding block (4) is slidably connected with the first main ruler (1), and the outer surface of the first vice ruler (5) is slidably connected with the first main ruler (1).

4. A retractable right angle ruler as claimed in claim 1, wherein: The outer surface of the second sliding block (8) is slidably connected with the first vice ruler (5), and the outer surface of the first extension ruler (9) is slidably connected with the first vice ruler (5).

5. A retractable right angle ruler as claimed in claim 1, wherein: The outer surface of the third sliding block (15) is slidably connected with the second main ruler (12), and the outer surface of the second vice ruler (16) is slidably connected with the second main ruler (12).

6. A retractable right angle ruler as claimed in claim 1, wherein: The outer surface of the fourth sliding block (19) is in sliding connection with the second auxiliary ruler (16), and the outer surface of the second extension ruler (20) is in sliding connection with the second auxiliary ruler (16).

7. A retractable right angle ruler as claimed in claim 1, wherein: The number of the connecting assemblies (21) is two and they are symmetrically distributed, and the outer surface of the first main ruler (1) is fixedly connected with the connecting box (22).

8. A retractable right angle ruler as claimed in claim 1, wherein: The outer surface of the third rotating block (14) is in sliding connection with the inclined surface block (26), and the outer surface of the inclined surface inserting block (24) is in sliding connection with the connecting box (22).

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