Compass ruler

Abstract

A compass ruler comprises a graduated scale, a positioning structure and a moving structure, the graduated scale is provided with a first end and a second end which are opposite, a guide groove is formed between the first end and the second end, the positioning structure is arranged at one end of the guide groove, and the moving structure is arranged at the other end of the guide groove. The moving structure is movably installed in the guide groove and can move from one end of the guide groove to the other end of the guide groove. Wherein the moving structure comprises a cutter, a guide block, a position pointing block and a locking piece, the position pointing block is connected with the guide block through the locking piece, the guide block is movably installed in the guide groove, and the cutter is installed on the side, opposite to the locking piece, of the guide block, so that the cutter can conduct cutting along the guide groove; or the cutter can rotate around the positioning structure and perform circumferential cutting.

Description

Technical Field

[0001] The utility model relates to the technical field of teaching tool application, in particular to a compass ruler. Background Art

[0002] A ruler and a compass are tools used to draw circles or chords in mathematics and drawing, and are often used for ruler-compass drawing. A utility knife is a knife used for art and handicrafts. There is no product in the prior art that combines a utility knife with a ruler and a compass. The three are separated and independent from each other, and are not very convenient to carry. Utility Model Content

[0003] The utility model provides a compass ruler, which can perform circular cutting by using a positioning structure as a support point, thereby improving work efficiency and ensuring cutting accuracy; at the same time, it can also perform straight-line cutting along a guide groove, and has the characteristics of simple structure and convenient use.

[0004] The utility model provides a compass ruler, comprising a scale ruler, a positioning structure and a moving structure, wherein the scale ruler has a first end and a second end opposite to each other, a guide groove is formed between the first end and the second end, the positioning structure is arranged at one end of the guide groove, and the moving structure is movably installed in the guide groove and can move from one end of the guide groove to the other end;

[0005] Wherein, the movable structure includes a cutter, a guide block, a positioning block and a locking piece, the positioning block is connected to the guide block through the locking piece, the guide block is movably installed in the guide groove, and the cutter is installed on the side of the guide block facing away from the locking piece, so that the cutter can cut along the guide groove; or the cutter can rotate around the positioning structure and perform circular cutting.

[0006] In a compass ruler of one embodiment of the present invention, a groove structure is formed on one side of the scale, and at least a part of the structure of the guide block is accommodated in the groove structure and extends toward one side of the guide groove.

[0007] In a compass ruler of one embodiment of the utility model, the groove structure is provided with guide grooves on both sides of the guide groove, the guide block is provided with a guide protrusion matching the guide groove, and the guide protrusion is slidably installed in the guide groove.

[0008] In a compass ruler of one embodiment of the utility model, a first mounting portion is provided on the first end, and the positioning structure is movably mounted in the first mounting portion.

[0009] In a compass ruler of one embodiment of the utility model, the positioning structure includes a positioning shaft and a positioning block, the first mounting portion is provided with a through hole, the positioning shaft is penetrated through the through hole and connected to the positioning block.

[0010] In a compass ruler of one embodiment of the utility model, the positioning structure includes a first connecting member, the positioning shaft is provided with a first fixing hole, the positioning block is provided with a positioning hole, and the first connecting member passes through the positioning hole and is connected to the first fixing hole.

[0011] In a compass ruler of one embodiment of the utility model, a plurality of knife grooves are provided on a side of the guide block facing away from the positioning block. The plurality of knife grooves are distributed in an array on the guide block, and the cutter is installed in one of the knife grooves.

[0012] In a compass ruler of one embodiment of the utility model, a plurality of the knife grooves are arranged on a side of the guide block close to the positioning structure.

[0013] In a compass ruler of one embodiment of the utility model, the movable structure includes a protective block, and the protective block is sleeved on the outer side of the cutter to protect the cutter.

[0014] In a compass ruler of one embodiment of the utility model, a positioning groove is provided on the guide block, and a positioning protrusion is provided on the pointing block, and the positioning protrusion cooperates with the positioning groove.

[0015] The technical solution provided by the embodiments of the present application may include the following beneficial effects: the present application designs a compass ruler, including a scale, a positioning structure and a moving structure, the scale having a first end and a second end opposite to each other, a guide groove formed between the first end and the second end, the positioning structure being arranged at one end of the guide groove, the moving structure being movably installed in the guide groove and being able to move from one end of the guide groove to the other end, being able to make circular motion with the positioning structure as a support point, and being able to make linear motion along the guide groove, being able to be used as a ruler or as a compass.

[0016] Among them, the movable structure includes a cutter, a guide block, a positioning block for indicating the scale on the scale and a locking piece for fixing the scale on one of the scales. The positioning block is connected to the guide block through the locking piece. The guide block is movably installed in the guide groove. The cutter is installed on the side of the guide block facing away from the locking piece, so that the cutter can cut along the guide groove; or the cutter can rotate around the positioning structure and make circular cutting. It has the characteristics of simple structure and easy use, improves work efficiency, and ensures cutting accuracy.

[0017] It should be understood that the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 It is a structural schematic diagram of a compass ruler provided in one embodiment of the present application;

[0020] Figure 2 yes Figure 1 The schematic diagram of the structure of the compass ruler at another angle;

[0021] Figure 3 yes Figure 1 A schematic cross-sectional view of a compass ruler;

[0022] Figure 4 yes Figure 1 Schematic diagram of the decomposition of the compass ruler in ;

[0023] Figure 5 yes Figure 1 A schematic diagram of the structure of the mobile structure;

[0024] Figure 6 yes Figure 1 Schematic diagram of the mobile structure in the decomposition;

[0025] Figure 7 yes Figure 1 Schematic diagram of the decomposition of the positioning structure in. DETAILED DESCRIPTION

[0026] 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 part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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.

[0027] It should also be understood that the terms used in this utility model specification are only for describing specific realities. In the description of this application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing this application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on this application. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0028] In conjunction with the accompanying drawings, some embodiments of the present application are described in detail below. In the absence of conflict, the following embodiments and features in the embodiments can be combined with each other.

[0029] like Figures 1 to 7 As shown, the present application provides a compass ruler. As the name implies, the compass ruler combines a compass and a ruler, and includes a scale ruler 30, a positioning structure 20 and a moving structure 10. The scale ruler 30 has a first end and a second end relative to each other, and a guide groove 31 is formed between the first end and the second end. The positioning structure 20 is arranged at one end of the guide groove 30, and the moving structure 10 is movably installed in the guide groove 31 and can move from one end of the guide groove 31 to the other end; when the moving structure 10 moves from one end to the other end along the guide groove 31, the compass ruler can be used as a ruler; when the moving structure 10 is adjusted to a fixed scale, the positioning structure 20 is used as a support point and rotates around the support point, and at this time the compass ruler can also be used as a compass.

[0030] In this embodiment, the movable structure 10 includes a cutter 14, a guide block 13, a positioning block 11 and a locking member 12. The positioning block 11 is connected to the guide block 13 through the locking member 12. The guide block 13 is movably installed in the guide groove 31. The cutter 14 is installed on the side of the guide block 13 facing away from the locking member 12, so that the cutter 14 can cut along the guide groove 31; or the cutter 14 can rotate around the positioning structure 20 and make circular cutting. Among them, the cutter 14 can be in various shapes such as straight sheet, wavy and sawtooth, so that the cut shape can be straight, wavy or sawtooth, etc., and this application is not limited.

[0031] After adopting the above technical scheme, since the utility model combines the functions of the utility knife with the compass and ruler into one, not only the performance of the product can be improved; but also when not in use, it can be stored for easy carrying. It has the characteristics of simple structure and easy use, which improves work efficiency and ensures cutting accuracy.

[0032] In an optional embodiment, a groove structure 32 is formed on one side of the scale 30, at least part of the structure of the guide block 13 is accommodated in the groove structure 32 and extends toward one side of the guide groove 31, and the positioning block 11 is connected to the extension section of the guide block 13 extending toward the guide groove 31.

[0033] Exemplarily, the guide block 13 has a limit section and an extension section, the width of the limit section is adapted to the width of the groove structure 32, and the height of the limit section is not greater than the depth of the groove structure 32, so that the guide block 13 can be completely embedded in the groove structure 32, and the extension section and part of the structure of the pointing block 11 are embedded in the guide groove 31 and connected to each other.

[0034] In an optional embodiment, the groove structure 32 is provided with guide grooves on both sides of the guide groove 31, and the guide block 13 is provided with a guide protrusion matching the guide groove. The guide protrusion is slidably installed in the guide groove to play a guiding role, and also enables the guide block 13 to be firmly installed in the guide groove 31.

[0035] In an optional embodiment, a first mounting portion 33 is provided on the first end, and the positioning structure 20 is movably mounted in the first mounting portion 33 .

[0036] Exemplarily, the positioning structure 20 includes a positioning shaft 21 and a positioning block 22 . The first mounting portion is a protruding structure protruding from the first end. The protruding structure is provided with a through hole 331 . The positioning shaft 21 is passed through the through hole 331 and connected to the positioning block 22 .

[0037] Specifically, the positioning shaft 21 has a circular shaft section and a pressing section, the pressing section is arranged at one end of the circular shaft section, the other end of the circular shaft section is provided with a first fixing hole, and the positioning block 22 is fixed in the connecting screw hole through a first connecting member. The outer diameter of the circular shaft section is adapted to the inner diameter of the through hole 331, and the outer diameter of the pressing section is larger than the inner diameter of the through hole 331, so that the circular shaft section can be through the through hole 331, and the positioning block 22 and the pressing section can restrict the circular shaft section to move in the through hole 331.

[0038] In an optional embodiment, the positioning structure 20 includes a first connecting member, a first fixing hole is provided on the positioning shaft 21, and a positioning hole is provided on the positioning block 22, and the first connecting member is connected to the first fixing hole after passing through the positioning hole. The first connecting member can be, but is not limited to, a screw structure, and the first fixing hole is a connecting screw hole threadedly connected to the screw structure.

[0039] In an optional embodiment, a plurality of knife grooves 131 are provided on a side of the guide block 13 facing away from the pointing block 11 . The plurality of knife grooves 131 are distributed in an array on the guide block 13 , and the cutter 14 is installed in one of the knife grooves 131 .

[0040] In an optional embodiment, a plurality of knife grooves 131 are disposed on a side of the guide block 13 close to the positioning structure 20 .

[0041] Exemplarily, the number of the knife grooves 131 is six, and the six knife grooves 131 are divided into two rows. Each row of knife grooves 131 has three knife grooves 131 and are arranged at intervals along the width direction of the guide block 13. The cutter 14 can be selectively installed in one of the knife grooves.

[0042] In an optional embodiment, the mobile structure 10 includes a protection block 15, which is sleeved on the outside of the cutter 14 to protect the cutter 14, prevent the cutter 14 from being damaged, and prevent the cutter 14 from injuring people. The protection block 15 can be made of rubber.

[0043] In an optional embodiment, a positioning groove 132 is provided on the guide block 13 , and a positioning protrusion is provided on the pointing block 11 . The positioning protrusion cooperates with the positioning groove 132 to achieve positioning installation between the pointing block 11 and the guide block 13 .

[0044] In an optional embodiment, a first connecting hole is provided on the guide block 13, and a second connecting hole 112 is provided on the positioning block 11. The position of the first connecting hole corresponds to the position of the second connecting hole 112, so that the connecting section of the locking member 12 can pass through the second connecting hole 112 and be threadedly connected to the first connecting hole, so that the fixed position of the positioning block 11 can be controlled by adjusting the tightness of the locking member 12.

[0045] In this embodiment, a pointer 111 is provided on the positioning block 11 , and the pointer 111 is used to point to the scale on the scale 30 .

[0046] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection. It can be a mechanical connection or an electrical connection. It can be directly connected or indirectly connected through an intermediate medium. It can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to the specific circumstances.

[0047] In the present application, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0048] The disclosure above provides many different embodiments or examples to realize the different structures of the present application. In order to simplify the disclosure of the present application, the parts and settings of specific examples are described above. Of course, they are only examples, and the purpose is not to limit the present application. In addition, the present application can repeat reference numbers and / or reference letters in different examples, and this repetition is for the purpose of simplification and clarity, which itself does not indicate the relationship between the various embodiments and / or settings discussed. In addition, the various specific processes and material examples provided by the present application, but those of ordinary skill in the art can be aware of the application of other processes and / or the use of other materials.

[0049] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials, or characteristics described in conjunction with the embodiments or examples are included in at least one embodiment or example of the present application. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described may be combined in any one or more embodiments or examples in a suitable manner.

Claims

1. A compass ruler, characterized in that: The invention comprises a scale, a positioning structure and a moving structure, wherein the scale has a first end and a second end opposite to each other, a guide groove is formed between the first end and the second end, the positioning structure is arranged at one end of the guide groove, and the moving structure is movably installed in the guide groove and can move from one end of the guide groove to the other end; Wherein, the movable structure includes a cutter, a guide block, a positioning block and a locking piece, the positioning block is connected to the guide block through the locking piece, the guide block is movably installed in the guide groove, and the cutter is installed on the side of the guide block facing away from the locking piece, so that the cutter can cut along the guide groove; or the cutter can rotate around the positioning structure and perform circular cutting.

2. The compass ruler according to claim 1, characterized in that: A groove structure is formed on one side of the scale, and at least a part of the structure of the guide block is accommodated in the groove structure and extends toward one side of the guide groove.

3. The compass ruler according to claim 2, characterized in that: The groove structure is provided with guide grooves on both sides of the guide groove, and the guide block is provided with guide protrusions matching the guide grooves, and the guide protrusions are slidably installed in the guide grooves.

4. The compass ruler according to claim 1, characterized in that: The first end is provided with a first mounting portion, and the positioning structure is movably mounted in the first mounting portion.

5. The compass ruler according to claim 4, characterized in that: The positioning structure comprises a positioning shaft and a positioning block. The first mounting portion is provided with a through hole. The positioning shaft is passed through the through hole and connected to the positioning block.

6. The compass ruler according to claim 5, characterized in that: The positioning structure comprises a first connecting member, a first fixing hole is provided on the positioning shaft, a positioning hole is provided on the positioning block, and the first connecting member is connected to the first fixing hole after passing through the positioning hole.

7. The compass ruler according to claim 1, characterized in that: A plurality of knife grooves are arranged on a side of the guide block facing away from the finger block. The plurality of knife grooves are distributed on the guide block in an array, and the cutter is installed in one of the knife grooves.

8. The compass ruler according to claim 7, characterized in that: A plurality of knife grooves are arranged on a side of the guide block close to the positioning structure.

9. The compass ruler according to claim 1, characterized in that: The movable structure comprises a protection block, and the protection block is sleeved on the outer side of the cutter to protect the cutter.

10. The compass ruler according to claim 1, characterized in that: The guide block is provided with a positioning groove, and the finger block is provided with a positioning protrusion, and the positioning protrusion cooperates with the positioning groove.

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