Detection ruler
By designing a detection ruler that includes a propulsion mechanism, an extension ruler, a limiting mechanism and a folding round ruler, the existing detection ruler lacks weight, width and portability are solved, and the length of the measurement length and the storage of the protractor are achieved, thereby improving the improvement of the loader. The flexibility and portability of measurement are provided.
Patent Information
- Application Number
- CN202420985418.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-08
- Publication Date
- 2025-02-07
- Estimated Expiration
- 2034-05-08
AI Technical Summary
The existing detection ruler has shortcomings in weight, width and portability, and the protractor cannot be folded, making it inconvenient to occupy space.
A detection ruler including a detection ruler body, an outer scale meter, a protective plate, a slot, an extension ruler, a propulsion mechanism, an inner scale meter, a slide chute, a limiting mechanism and a folding round ruler are designed. Through the coordination of the propulsion mechanism and the extension ruler, the length of the measurement is extended; through the coordination of the limit mechanism and the folding round ruler, the storage and space saving of the protractor are achieved.
The weight and width of the detection ruler are reduced, making it easy to hold and carry; the storage of the protractor saves space, and improves measurement flexibility and portability.
Smart Images
Figure CN222438704U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of detection rulers, in particular to a detection ruler. Background Art
[0002] A measuring ruler is a measuring instrument for linear dimensions, plane calibration and slope, especially a multi-engineering measuring ruler used in civil engineering, characterized by a method that combines mechanical and electronic technologies. During the construction process, it is often used to detect the length, height and width of some wires and building materials. It is also used to detect the length and height of walls and the errors therein.
[0003] The existing measuring ruler consists of two folded ruler plates, which are relatively heavy and wide, making it difficult to hold completely. In addition, different angles need to be measured, and a protractor is installed on the measuring ruler, but the protractor cannot be folded, takes up space and is inconvenient to carry. Utility Model Content
[0004] The purpose of the utility model is to provide a detection ruler to solve the problems raised in the above background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a detection ruler, comprising a detection ruler body and an external scale provided on one side surface thereof, and further comprising:
[0006] A protective plate is installed on the surface of the outer scale, a card slot is provided inside the detection ruler body, and an extension ruler is slidably connected to the inner wall of the card slot;
[0007] A propulsion mechanism is arranged inside the detection ruler body, and an internal scale is provided on the surface of the extension ruler;
[0008] A slide groove is provided on one side of the detection ruler body, and a limiting mechanism is provided inside the slide groove;
[0009] A folding rounded ruler is installed inside a detection ruler body, and a locking buckle is installed on the surface of the folding rounded ruler.
[0010] Preferably, the propulsion mechanism comprises a rotating handle, an output shaft is mounted on one side of the rotating handle, a gear is mounted on one side of the output shaft, a rack plate is meshed on one side of the gear, and the rack plate is fixedly connected to the extension ruler.
[0011] Preferably, the limiting mechanism includes a spring, a slider is fixed on one side of the spring, a rotating block is rotatably connected above the slider, a fixed column is fixed above the slider, a rotating column is rotatably connected above the fixed column, the rotating column is fixedly connected to the rotating block and is located inside the rotating block, and the fixed column passes through one side of the rotating block and is rotatably connected to the penetration point.
[0012] Preferably, the protection plate is made of glass, and the length of the protection plate is the same as the length of the detection ruler body.
[0013] Preferably, one side of the spring is fixed to the inner wall of the slide groove.
[0014] Preferably, a push handle is fixed to one side of the rotating block.
[0015] Compared with the prior art, the beneficial effects of the utility model are as follows:
[0016] The utility model can not only extend the length of the measuring ruler but also reduce the relative weight and relative width through the cooperation of the propulsion mechanism and the extension ruler, which is more convenient to hold and reduces the weight burden. The utility model can be combined into a protractor through the cooperation of the limit mechanism and the folding rounded ruler, which is convenient for measuring more angles, and can be folded and recovered into the inside of the detection ruler body, without taking up extra space, and is convenient to carry. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;
[0018] Figure 2 It is a schematic diagram of a partial three-dimensional structure of the utility model;
[0019] Figure 3 It is a schematic diagram of the cross-sectional three-dimensional structure of the detection ruler body in the utility model;
[0020] Figure 4 It is a three-dimensional structural schematic diagram of the propulsion mechanism in the utility model;
[0021] Figure 5 It is a cross-sectional three-dimensional structural schematic diagram of the limiting mechanism in the utility model.
[0022] In the figure: 1. Detection ruler body; 2. Hand grip; 3. External scale; 4. Protection plate; 5. Slot; 6. Extension ruler; 7. Push mechanism; 71. Rotating handle; 72. Output shaft; 73. Gear; 74. Rack plate; 8. Internal scale; 9. Slide; 10. Limiting mechanism; 101. Spring; 102. Slider; 103 Rotating block; 104. Fixed column; 105. Rotating column; 11. Push handle; 12. Folding fillet ruler; 13. Lock. DETAILED DESCRIPTION
[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0024] See also Figure 1-5 As shown, a measuring ruler comprises a measuring ruler body 1, a hand grip 2 is installed on one side of the measuring ruler body 1, under this function, the measuring ruler body 1 is convenient to hold, and the measuring ruler body 1 is prevented from being damaged due to slipping, an external scale 3 is provided on the surface of one side of the measuring ruler body 1, under this function, the measured length or height can be accurately seen, a protective plate 4 is installed above the external scale 3, under this function, the external scale 3 is protected, and the external scale 3 is prevented from being worn during long-term use, resulting in unclearness, a card slot 5 is provided inside the measuring ruler body 1, and an extension ruler 6 is slidably connected to the inner wall of the card slot 5, under this function, when the measuring ruler is in use, the measuring ruler 3 is protected. When the measured length or height exceeds the detection ruler body 1, the extension ruler 6 can be slid out to facilitate subsequent measurement. A propulsion mechanism 7 is arranged inside the detection ruler body 1, and an internal scale 8 is provided on the surface of the extension ruler 6. Under this function, the measured length or height can be accurately seen. A slide groove 9 is provided on the surface of one side of the detection ruler body 1, and a limiting mechanism 10 is arranged inside the slide groove 9. A folding fillet ruler 12 is installed inside the detection ruler body 1, and a lock buckle 13 is installed on the surface of the folding fillet ruler 12. Under this function, when the folding fillet ruler 12 is needed, the folding fillet ruler 12 is fixed under the action of the lock buckle 13 to prevent it from folding together during use.
[0025] The propulsion mechanism 7 includes a rotating handle 71, an output shaft 72 is installed on one side of the rotating handle 71, a gear 73 is installed on one side of the output shaft 72, a rack plate 74 is meshed with one side of the gear 73, and the rack plate 74 is fixedly connected to the extension ruler 6. Under this action, the rotating handle 71 is rotated, and the output shaft 72 is driven to rotate under the action of the rotating handle 71, and the gear 73 is driven to rotate under the action of the output shaft 72, and the rack plate 74 is driven to move under the action of the gear 73, and the extension ruler 6 is driven to move under the action of the rack plate 74. Under this action, when the measured length or height exceeds the detection ruler body 1, the extension ruler 6 can slide out to facilitate subsequent measurement.
[0026] The limiting mechanism 10 includes a spring 101, one side of the spring 101 is fixed to the inner wall of the slide groove 9, a slider 102 is fixed to one side of the spring 101, a rotating block 103 is rotatably connected to the upper side of the slider 102, a fixed column 104 is fixed to the upper side of the slider 102, a rotating column 105 is rotatably connected to the upper side of the fixed column 104, the rotating column 105 is fixedly connected to the rotating block 103 and is located inside the rotating block 103, the fixed column 104 penetrates one side of the rotating block 103 and is rotatably connected to the penetration, a pushing handle 11 is fixed to one side of the rotating block 103, and the function of the pushing handle 11 is to push the rotating block 103 to the upper side of the slider 102. The pushing handle 11 is pushed downward, and the rotating block 103 is moved under the action of the pushing handle 11, and the rotating column 105 is moved under the action of the rotating block 103, and the fixed column 104 is moved under the action of the rotating column 105, and the slider 102 is moved under the action of the fixed column 104, and the spring 101 is stretched under the action of the slider 102, and slides along the slide groove 9. When it slides to a certain position, the pushing handle 11 is turned, and the rotating block 103 is rotated under the action of the pushing handle 11 to limit the position and prevent it from rebounding under the action of the spring 101 during operation.
[0027] Working principle: When testing is required, the rotating handle 71 is rotated, and the output shaft 72 is driven to rotate under the action of the rotating handle 71, and the gear 73 is driven to rotate under the action of the output shaft 72, and the rack plate 74 is driven to move under the action of the gear 73, and the extension ruler 6 is driven to move under the action of the rack plate 74. Under this action, when the measured length or height exceeds the detection ruler body 1, the extension ruler 6 can slide out to facilitate subsequent measurements. When testing the fillet, the pushing handle 11 is pushed, and the rotating block 103 is driven to move under the action of the pushing handle 11, and the rotating column 105 is driven to move under the action of the rotating block 103, and the fixed column 105 is driven under the action of the rotating column 105. 04 moves, and the slider 102 is driven to move under the action of the fixed column 104, and the folding fillet ruler 12 is driven to move under the action of the slider 102, and unfolded into a protractor. The folding fillet ruler 12 is fixed under the action of the lock buckle 13, and the spring 101 is stretched under the action of the slider 102, and slides along the slide groove 9. When it slides to a certain position, the pushing handle 11 is turned, and the rotating block 103 is driven to rotate under the action of the pushing handle 11. The rotating block 103 is limited under the action of the slide groove 9. After use, the folding fillet ruler 12 is folded, the rotating block 103 is reset, and it is recovered under the action of the spring 101, which does not take up space and is convenient to carry.
[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.
[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A measuring ruler, comprising a measuring ruler body (1) and an external scale (3) provided on one side surface thereof, characterized in that: Also includes: A protective plate (4) is mounted on the surface of the outer scale (3); a slot (5) is provided inside the detection ruler body (1); an extension ruler (6) is slidably connected to the inner wall of the slot (5); A propulsion mechanism (7) is arranged inside the detection ruler body (1), and an internal scale (8) is provided on the surface of the extension ruler (6); A slide groove (9) is provided on one side surface of the detection ruler body (1), and a limiting mechanism (10) is provided inside the slide groove (9); A folding rounded ruler (12) is installed inside a detection ruler body (1), and a locking buckle (13) is installed on the surface of the folding rounded ruler (12).
2. A detection ruler according to claim 1, characterized in that: The propulsion mechanism (7) comprises a rotating handle (71), an output shaft (72) is mounted on one side of the rotating handle (71), a gear (73) is mounted on one side of the output shaft (72), a rack plate (74) is meshed on one side of the gear (73), and the rack plate (74) is fixedly connected to the extension ruler (6).
3. The detection ruler according to claim 1, characterized in that: The limiting mechanism (10) comprises a spring (101), a slider (102) is fixed on one side of the spring (101), a rotating block (103) is rotatably connected above the slider (102), a fixed column (104) is fixed above the slider (102), a rotating column (105) is rotatably connected above the fixed column (104), the rotating column (105) is fixedly connected to the rotating block (103) and is located inside the rotating block (103), and the fixed column (104) passes through one side of the rotating block (103) and is rotatably connected to the penetration point.
4. The detection ruler according to claim 1, characterized in that: The protective plate (4) is made of glass, and the length of the protective plate (4) is the same as the length of the detection ruler body (1).
5. The detection ruler according to claim 3, characterized in that: One side of the spring (101) is fixed to the inner wall of the slide groove (9).
6. The detection ruler according to claim 3, characterized in that: A pushing handle (11) is fixed on one side of the rotating block (103).