The utility model is a kind of ruler, belongs to survey tool.
Ruler is particularly student's requisite survey tools in daily life and study of people, and ruler has different specifications, but traditional ruler function singleness, can not satisfy people's demand.For example: traditional ruler does not have compass, does not measure the function of temperature yet.
Summary of the invention
In order to overcome above-mentioned deficiency, the utility model provides a kind of novel ruler, is used to solve traditional ruler function singleness, can not satisfy the problem of people's demand.
For achieving the above object, the utility model has comprised ruler, compass, mercurial thermometer.
The long 20cm of described ruler, wide 3cm can be used for measuring and the picture straight line.
Described compass has had it on the ruler left side, and ruler has just had the function of compass.
Described mercurial thermometer is fixed on the ruler, and long is 20cm.It has been arranged, and ruler is with regard to the energy measurement temperature.
The good effect of the utility model:
The utility model has the advantages that: simple in structure, convenient and practical, solved traditional ruler function singleness effectively, can not satisfy the problem of people's demand, have good practicability.
Description of drawings
Fig. 1 is the structural representation of the utility model.Ruler as shown in the figure (1), compass (2), mercurial thermometer (3).
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further specified:
As shown in Figure 1, the utility model comprises ruler (1), compass (2), mercurial thermometer (3).The long 20cm of ruler, wide 3cm can be used for measuring and the picture straight line; Compass is on the ruler left side; Mercurial thermometer is fixed on the ruler, and long is 20cm; People can use such ruler when compass uses during use, also can be used for using when thermometer.The utility model is simple in structure, convenient and practical, has good practicability.