Measuring device for civil construction design

Abstract

The utility model discloses a measuring device for civil construction design, which relates to the technical field of civil construction and comprises a design plate, the outer wall of the design plate is connected with a connecting block in a clamping manner, the outer wall of the connecting block is rotatably connected with a connecting gear, and the outer wall of the connecting gear is meshed with a driving gear rotatably connected with the outer wall of the connecting block. By arranging a positioning plate, when the measuring ruler is used for assisting civil construction design, in order to improve the convenience of measurement and fixation of the measuring ruler on a design plate, the measuring ruler can be placed at a to-be-measured position, and a connecting block is attached to the side wall of the design plate, so that the measuring ruler is fixed on the design plate, and the measuring ruler is fixed on the design plate. And a bolt is rotated to enable a positioning plate to slide along the inner wall of a sliding groove through the limiting effect of a nut, so that a connecting block and a design plate are clamped and mounted, the effect of stably placing the measuring scale at a measuring position is achieved, and the complexity of holding the measuring scale by a designer for use is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of civil engineering and construction, in particular to a measuring device for civil engineering and construction design. Background Art

[0002] Civil engineering is a general term for the science and technology of constructing various types of land engineering facilities. It refers to the materials and equipment used and the technical activities such as surveying, design, construction, maintenance, and repair carried out. It also refers to the objects of engineering construction, that is, various engineering facilities built on the ground, underground, or on land, which directly or indirectly serve human life, production, military, and scientific research. At the same time, measuring devices are often used in civil engineering design.

[0003] For example, the announcement number CN213147590U discloses a measuring device for civil engineering design, which relates to the technical field related to civil engineering design. The utility model includes a main scale plate and a sub-scale plate, the sub-scale plate is arranged on the right side of the main scale plate, a placement opening is provided on the rear side of the main scale plate, a rotating seat is provided inside the placement opening on the left side of the sub-scale plate, an adjustment block is fixed on the left side of the sub-scale plate, an adjustment slot is provided at the right end of the rotating seat at a position corresponding to the adjustment block, movable openings are provided on the left sides of the upper and lower ends of the main scale plate, movable rods are fixed inside the movable openings, movable blocks are provided inside the movable openings, rubber plates are provided at the upper and lower ends of the main scale plate at positions corresponding to the movable blocks, a placement rod is fixed between the rubber plate and the rubber plate on the rear side of the main scale plate, the utility model rotates the sub-scale plate into the placement opening by rotating the rotating seat, thereby folding the sub-scale plate and the main scale plate, and at the same time, the placement rod blocks the sub-scale plate, thereby ensuring the stability of the sub-scale plate in the placement opening.

[0004] However, although this measuring device for civil engineering design can perform good measurement operations when in use, when measuring with a measuring ruler, it is often necessary for the designer to hold the measuring ruler to perform the measurement operation, the automatic fixing effect between the measuring ruler and the design board is not high, and the length and angle of the measuring ruler are fixed, and the length of the measuring ruler is not adjustable.

[0005] Therefore, in view of this, the existing structural deficiencies are studied and improved, and a measuring device for civil engineering and construction design is proposed. Utility Model Content

[0006] The purpose of the present utility model is to provide a measuring device for civil engineering and construction design, so as to solve the problem in the above-mentioned background technology that the designer often needs to hold a measuring ruler to perform measurement operations, and the automatic fixing effect between the measuring ruler and the design board is not high.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a measuring device for civil engineering design, comprising a design plate, the outer wall of the design plate is engaged with a connecting block, the outer wall of the connecting block is rotatably connected to a connecting gear, the outer wall of the connecting gear is meshed with a driving gear rotatably connected to the outer wall of the connecting block, the rotation center of the driving gear is fixedly connected to a first measuring ruler through a rotating shaft, the outer wall of the connecting block is provided with a nut, the inner wall of the nut is threadedly connected to a bolt, one end of the bolt is rotatably connected to a positioning plate slidably connected to the inner wall of the connecting block, a sliding groove is provided at the connection part between the inner wall of the connecting block and the positioning plate, and the outer wall of the positioning plate is fixedly connected to a first spring fixedly connected to the inner wall of the positioning plate.

[0008] Furthermore, the end of the first measuring ruler is detachably connected to a second measuring ruler, the outer wall of the second measuring ruler is fixedly connected to an insert block that is snap-connected to the inner wall of the first measuring ruler, a slot is provided at the connection between the inner wall of the first measuring ruler and the insert block, the outer wall of the first measuring ruler is slidably connected to a sliding rod that is slidably connected to the outer wall of the insert block, the outer wall of the sliding rod is sleeved with a second spring that is fixedly connected to the outer wall of the first measuring ruler, one end of the second spring is fixedly connected to a pull block that is fixedly connected to one end of the sliding rod, and a slot is provided at the connection between the outer wall of the insert block and the sliding rod.

[0009] Furthermore, the rotation center of the driving gear and the rotation center of the first measuring ruler are arranged to coincide with each other, and the first measuring ruler forms a flip structure through the connecting gear and the driving gear and the connecting block. The transmission ratio between the driving gear and the connecting gear is less than, and the sum of the angles of the driving gear and the connecting gear is greater than °.

[0010] Furthermore, the outer wall profile of the connecting block is in a "U" shape, and the outer wall of the positioning plate is provided with an anti-slip strip.

[0011] Furthermore, the outer wall profile of the insert block is adapted to the inner wall profile of the slot.

[0012] Furthermore, the inner wall profile of the slot is larger than the outer wall profile of the sliding rod.

[0013] Furthermore, the inserting block forms a snap-fit ​​structure with the first measuring ruler through the sliding rod and the snap-fit ​​slot.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] 1. The present invention provides a positioning plate. When a measuring ruler is used to assist in civil engineering and architectural design, the measuring ruler can be placed at the position to be measured, and the connecting block is fitted against the side wall of the design board. The bolt is then rotated to allow the positioning plate to slide along the inner wall of the chute, thereby engaging the connecting block and the design board. This ensures that the measuring ruler is stably placed at the measuring position and reduces the tediousness of the designer's use of the measuring ruler.

[0016] 2. The utility model is provided with a card slot. When it is necessary to measure a longer distance on the design board, the insert block can be inserted into the inner wall of the slot according to the required length of the measuring ruler, and the pull block is loosened through the connection of the second spring, so that the sliding rod is inserted into the inner wall of the card slot, which plays a role in convenient engagement and splicing between the measuring rulers, thereby improving the effect of adjusting the measurement length. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 Schematic diagram of the three-dimensional structure of the measuring device;

[0018] Figure 2 is a schematic diagram of the three-dimensional structure of the measuring device in another direction;

[0019] Figure 3 Schematic diagram of the position distribution structure of the positioning plate;

[0020] Figure 4 Schematic diagram of the card slot position distribution structure.

[0021] In the figure: 1. Design board; 2. Connecting block; 3. Connecting gear; 4. Driving gear; 5. First measuring scale; 6. Nut; 7. Bolt; 8. Positioning plate; 9. Slide groove; 10. First spring; 11. Second measuring scale; 12. Insert block; 13. Slot; 14. Sliding rod; 15. Second spring; 16. Pull block; 17. Card slot. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] Example 1: Figure 1-Figure 3As shown, a measuring device for civil engineering design includes a design plate 1, the outer wall of the design plate 1 is engaged with a connecting block 2, the outer wall of the connecting block 2 is rotatably connected to a connecting gear 3, the outer wall of the connecting gear 3 is engaged with a driving gear 4 rotatably connected to the outer wall of the connecting block 2, the rotation center of the driving gear 4 is fixedly connected to a first measuring ruler 5 through a rotating shaft, the outer wall of the connecting block 2 is provided with a nut 6, the inner wall of the nut 6 is threadedly connected to a bolt 7, one end of the bolt 7 is rotatably connected to a positioning plate 8 slidably connected to the inner wall of the connecting block 2, a sliding groove 9 is provided at the connection portion between the inner wall of the connecting block 2 and the positioning plate 8, and the outer wall of the positioning plate 8 is fixedly connected to a first spring 10 fixedly connected to the inner wall of the positioning plate 8.

[0024] Furthermore, the rotation center of the driving gear 4 and the rotation center of the first measuring ruler 5 are arranged to coincide with each other. The first measuring ruler 5 forms a flip structure through the connecting gear 3, the driving gear 4 and the connecting block 2. The transmission ratio between the driving gear 4 and the connecting gear 3 is less than 1, and the sum of the angles of the driving gear 4 and the connecting gear 3 is greater than 180°. This is conducive to achieving the effect of convenient adjustment of the angle of the measuring ruler by setting the rotation center of the driving gear 4 and the rotation center of the first measuring ruler 5 to coincide with each other.

[0025] Furthermore, the outer wall profile of the connecting block 2 is in a "U" shape, and the outer wall of the positioning plate 8 is provided with an anti-slip strip, which is conducive to achieving the effect of pre-positioning and fixing the measuring ruler through the "U"-shaped setting of the outer wall profile of the connecting block 2.

[0026] Example 2: Figure 1 、 Figure 2 and Figure 4 As shown, the present invention proposes a measuring device for civil engineering design. Compared with the first embodiment, as another embodiment of the present invention, the end of the first measuring ruler 5 is detachably connected to the second measuring ruler 11, the outer wall of the second measuring ruler 11 is fixedly connected to the plug block 12 that is engaged with the inner wall of the first measuring ruler 5, and a slot 13 is provided at the connection between the inner wall of the first measuring ruler 5 and the plug block 12. The outer wall of the first measuring ruler 5 is slidably connected to a sliding rod 14 that is slidably connected to the outer wall of the plug block 12, and the outer wall of the sliding rod 14 is sleeved with a second spring 15 that is fixedly connected to the outer wall of the first measuring ruler 5. One end of the second spring 15 is fixedly connected to a pull block 16 fixedly connected to one end of the sliding rod 14, and a card slot 17 is provided at the connection between the outer wall of the insert block 12 and the sliding rod 14. When working, by setting the card slot 17, it is beneficial to insert the insert block 12 into the inner wall of the slot 13 according to the need of the use length of the measuring ruler when a longer distance is required. The pull block 16 is loosened through the connection of the second spring 15, so that the sliding rod 14 is inserted into the inner wall of the card slot 17, which plays a role in convenient engagement and splicing between the measuring rulers, thereby improving the effect of adjusting the measurement length.

[0027] Furthermore, the outer wall profile of the insert block 12 is adapted to the inner wall profile of the slot 13 , which is conducive to achieving the effect of pre-positioning and splicing between the measuring rulers through the adapted setting between the outer wall profile of the insert block 12 and the inner wall profile of the slot 13 .

[0028] Furthermore, the inner wall profile of the card slot 17 is larger than the outer wall profile of the sliding rod 14, which is conducive to achieving the effect of convenient engagement and fixation between measuring rulers.

[0029] Furthermore, the insert block 12 forms a snap-fit ​​structure with the first measuring ruler 5 through the sliding rod 14 and the slot 17, which facilitates the insertion of the sliding rod 14 into the inner wall of the slot 17, thereby achieving the effect of convenient snap-fitting and splicing between the insert block 12 and the first measuring ruler 5, and playing the role of convenient snap-fitting and splicing between the measuring rulers, thereby improving the effect of adjusting the measurement length.

[0030] Working principle: When using this measuring device for civil engineering and construction design, first, when using a measuring ruler to assist in civil engineering and construction design, in order to improve the convenience of measuring and fixing the measuring ruler on the design board 1, the measuring ruler can be placed at the position to be measured, and the connecting block 2 can be fitted with the side wall of the design board 1, and the bolt 7 can be rotated through the limiting effect of the nut 6 to make the positioning plate 8 slide along the inner wall of the slide groove 9, so that the connecting block 2 and the design board 1 are snap-fitted and installed, thereby achieving the effect of improving the stable placement of the measuring ruler at the measurement position and reducing the cumbersomeness of the designer's use of the measuring ruler.

[0031] Finally, when it is necessary to measure a longer distance on the design board 1, the insert block 12 can be inserted into the inner wall of the slot 13 according to the length of the measuring ruler, and the pull block 16 can be loosened through the connection of the second spring 15, so that the sliding rod 14 is inserted into the inner wall of the slot 17, which plays a role in conveniently snapping and splicing the measuring rulers, thereby improving the effect of adjusting the measurement length.

[0032] This is how this measuring device for civil engineering and construction design works.

[0033] The embodiments of the present invention are provided for purposes of illustration and description and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those skilled in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention and to enable those skilled in the art to understand the present invention and design various embodiments with various modifications suitable for specific applications.

Claims

1. A measuring device for civil engineering and construction design, comprising a design board (1), characterized in that: The outer wall of the design plate (1) is engaged with a connecting block (2), the outer wall of the connecting block (2) is rotatably connected to a connecting gear (3), the outer wall of the connecting gear (3) is meshed with a driving gear (4) rotatably connected to the outer wall of the connecting block (2), the rotation center of the driving gear (4) is fixedly connected to a first measuring ruler (5) through a rotating shaft, the outer wall of the connecting block (2) is provided with a nut (6), the inner wall of the nut (6) is threadedly connected to a bolt (7), one end of the bolt (7) is rotatably connected to a positioning plate (8) slidably connected to the inner wall of the connecting block (2), a sliding groove (9) is provided at the connection portion between the inner wall of the connecting block (2) and the positioning plate (8), and the outer wall of the positioning plate (8) is fixedly connected to a first spring (10) fixedly connected to the inner wall of the positioning plate (8).

2. A measuring device for civil engineering and construction design according to claim 1, characterized in that: The end of the first measuring ruler (5) is detachably connected to a second measuring ruler (11); the outer wall of the second measuring ruler (11) is fixedly connected to an insert block (12) that is snap-connected to the inner wall of the first measuring ruler (5); a slot (13) is provided at the connection portion between the inner wall of the first measuring ruler (5) and the insert block (12); the outer wall of the first measuring ruler (5) is slidably connected to a sliding rod (14) that is slidably connected to the outer wall of the insert block (12); the outer wall of the sliding rod (14) is sleeved with a second spring (15) that is fixedly connected to the outer wall of the first measuring ruler (5); one end of the second spring (15) is fixedly connected to a pull block (16) that is fixedly connected to one end of the sliding rod (14); and a slot (17) is provided at the connection portion between the outer wall of the insert block (12) and the sliding rod (14).

3. A measuring device for civil engineering and construction design according to claim 1, characterized in that: The rotation center of the driving gear (4) and the rotation center of the first measuring ruler (5) are arranged to coincide with each other; the first measuring ruler (5) forms a flip structure through the connecting gear (3), the driving gear (4) and the connecting block (2); the transmission ratio between the driving gear (4) and the connecting gear (3) is less than 1, and the sum of the angles of the driving gear (4) and the connecting gear (3) is greater than 180°.

4. A measuring device for civil engineering and construction design according to claim 1, characterized in that: The outer wall profile of the connecting block (2) is in a "U" shape, and the outer wall of the positioning plate (8) is provided with an anti-slip strip.

5. The measuring device for civil engineering and construction design according to claim 2, characterized in that: The outer wall profile of the insert block (12) is adapted to the inner wall profile of the slot (13).

6. A measuring device for civil engineering and construction design according to claim 2, characterized in that: The inner wall profile of the clamping groove (17) is larger than the outer wall profile of the sliding rod (14).

7. The measuring device for civil engineering and construction design according to claim 2, characterized in that: The inserting block (12) forms a snap-fit ​​structure with the first measuring ruler (5) via the sliding rod (14) and the snap-fit ​​groove (17).

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