CN219538302U - Forensic survey measuring ruler - Google Patents
Forensic survey measuring ruler Download PDFInfo
- Publication number
- CN219538302U CN219538302U CN202320396020.XU CN202320396020U CN219538302U CN 219538302 U CN219538302 U CN 219538302U CN 202320396020 U CN202320396020 U CN 202320396020U CN 219538302 U CN219538302 U CN 219538302U
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- Prior art keywords
- measuring
- survey
- forensic
- stock rod
- knob
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000005096 rolling process Methods 0.000 claims abstract 2
- 241000276425 Xiphophorus maculatus Species 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 2
- 206010052428 Wound Diseases 0.000 abstract description 26
- 208000027418 Wounds and injury Diseases 0.000 abstract description 25
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005192 partition Methods 0.000 description 13
- 238000005259 measurement Methods 0.000 description 8
- 230000035515 penetration Effects 0.000 description 7
- 238000004804 winding Methods 0.000 description 2
- 229920004934 Dacron® Polymers 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011842 forensic investigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a forensic survey measuring ruler, which comprises: main part and second grade measuring mechanism, the main part includes the measuring angle board, the stock rod, bubble spirit level and limit knob, the stock rod rotates with the measuring angle board front and is connected and the tie point is located the arc center of measuring angle board, the fluting that agrees with the bubble spirit level is seted up to the measuring angle board face, the measuring angle board inlays to be set up and fixes in this fluting, limit knob is close to the one end threaded connection of measuring angle board with the stock rod and runs through the stock rod, second grade measuring mechanism is including the survey line of rolling in measuring angle board front one side, measuring angle board front bottom still has the scale mark that reflects survey line length, its beneficial effect is: through setting up bubble spirit level make the device can guarantee through bubble spirit level that the angle plate is level when measuring the wound angle of penetrating to fix the stock rod through setting up spacing knob, the accuracy of the data of guaranteeing in the time of making things convenient for the angle reading makes the device can measure the length of various arc wounds through setting up second grade measuring mechanism.
Description
Technical Field
The utility model relates to the technical field of measuring instruments, in particular to a forensic examination measuring ruler.
Background
In forensic identification of cadaveric wounds, measurements of wound depth, length, and penetration angle are required.
Publication number CN213217005U discloses a forensic cadaver stab measurement instruction chi, including the dipperstick, the protractor, the sign, extension chi and pole head part, be equipped with the scale on the dipperstick, can insert in the cadaver stab and traumatize the way, carry out deep measurement, forensic accessible reading exposes the scale at the outside dipperstick of wound and reachs the degree of depth of wound, the protractor sets up on the dipperstick, and protractor and dipperstick swing joint, insert the bottom when the dipperstick, can judge the angle when dipperstick inserts the wound with dipperstick joint, this angle just is the angle that stab the human body of thorn, pole head part sets up in the bottom of dipperstick, pole head part and dipperstick pass through screw thread fixed connection, pole head part can be convenient for the dipperstick to insert the wound.
The length and the direction (the penetration angle) of the puncture wound can be intuitively and conveniently measured and observed by the measuring ruler, but the measuring ruler can only manually feel that the protractor is kept horizontal when the penetration angle of the wound is measured, so that the measurement accuracy of the penetration angle is low, and the measuring ruler can only measure the depth and the angle of the wound, and has insufficient functionality and room for improvement for the operation of identifying the wound with numerous measurement items.
Disclosure of Invention
This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.
The utility model is provided in view of the problems of poor accuracy and insufficient functionality of the conventional forensic examination measuring ruler for measuring the penetration angle of a wound.
Therefore, the utility model aims to provide a forensic survey measuring ruler which is used for solving the problems that the conventional forensic survey measuring ruler is poor in accuracy of measuring a wound penetration angle, insufficient in functionality and the like.
In order to solve the technical problems, the utility model provides the following technical scheme: a forensic survey ruler comprising:
the main body comprises a measuring angle plate, a stock rod, a bubble level and a limit knob, wherein the stock rod is rotationally connected with the front surface of the measuring angle plate, the connecting point is positioned at the arc center of the measuring angle plate, a slot which is matched with the bubble level is formed in the surface of the measuring angle plate, the measuring angle plate is embedded and fixed in the slot, and the limit knob is in threaded connection with one end of the stock rod, which is close to the measuring angle plate, and penetrates through the stock rod;
the secondary measuring mechanism comprises a shell, a partition plate, a rotating column, a measuring line, a limiting block, a coil spring and a limiting piece, wherein one side of a plate body of the angle measuring plate is provided with a platy bulge extending outwards, the shell is fixedly connected to the front side of the bulge, the partition plate is fixedly connected to the shell and is internally divided into an upper cavity and a lower cavity, the rotating column is rotationally connected with the partition plate and the angle measuring plate and penetrates through the partition plate and the angle measuring plate, an opening is formed in one side, close to the measuring rod, of the shell in a matched mode, the measuring line is arranged below the partition plate, one end of the measuring line is wound on the rotating column, the other end of the measuring line penetrates through the opening and is fixedly connected with the limiting block, the coil spring is arranged above the partition plate, one end of the coil spring is fixedly connected with the rotating column, the other end of the coil spring is fixedly connected with the inner wall of the shell, the bottom of the front side of the angle measuring plate is further provided with a scale line reflecting the length of the measuring line, and the limiting piece is in threaded connection with the shell.
As a preferred embodiment of the forensic survey meter according to the present utility model, wherein: the limiting piece comprises an adjusting knob which is connected to the top of the shell in a threaded mode and abuts against the rotating column after penetrating through the shell.
As a preferred embodiment of the forensic survey meter according to the present utility model, wherein: the top ends of the adjusting knob and the limiting knob are respectively provided with a button cap, and the outer side of each button cap is provided with anti-skid patterns.
As a preferred embodiment of the forensic survey meter according to the present utility model, wherein: the positive face of the angle measuring plate is also matched with the limit knob to be provided with an arc-shaped anti-slip pad, the arc-shaped anti-slip pad is embedded and fixed at the top of the angle measuring plate, and the arc-shaped anti-slip pad is positioned on the rotation stroke of the limit knob.
As a preferred embodiment of the forensic survey meter according to the present utility model, wherein: the arc-shaped anti-slip pad is made of rubber.
As a preferred embodiment of the forensic survey meter according to the present utility model, wherein: the measuring angle plate and the trial rod are made of stainless steel, and the measuring line is polyester.
The utility model has the beneficial effects that: through setting up bubble spirit level make the device can guarantee through bubble spirit level that the angle plate is level when measuring the wound angle of penetrating to fix the stock rod through setting up spacing knob, the accuracy of the data of guaranteeing in the time of making things convenient for the angle reading makes the device can measure the length of various arc wounds through setting up second grade measuring mechanism, has improved the functionality of device, makes things convenient for the forensic investigation body work.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
fig. 1 is a schematic view of the overall structure of a forensic survey measuring tape according to the present utility model.
Fig. 2 is an enlarged view of the structure of the area a in fig. 1 according to the present utility model.
FIG. 3 is a schematic view of a part of a forensic survey meter according to the present utility model.
Description of the drawings: 100. a main body; 101. measuring angle plates; 102. a stock rod; 103. a bubble level; 104. a limit knob; 105. arc-shaped anti-slip pads; 200. a secondary measurement mechanism; 201. a housing; 202. a partition plate; 203. rotating the column; 204. measuring lines; 205. a limiting block; 206. a coil spring; 207. and (5) adjusting a knob.
Detailed Description
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Further, in describing the embodiments of the present utility model in detail, the cross-sectional view of the device structure is not partially enlarged to a general scale for convenience of description, and the schematic is only an example, which should not limit the scope of protection of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.
Examples
A forensic survey ruler, comprising:
the main body 100 comprises a measuring angle plate 101, a stock rod 102, a bubble level 103 and a limit knob 104, wherein the stock rod 102 is rotationally connected with the front surface of the measuring angle plate 101, a connecting point is positioned at the arc center of the measuring angle plate 101, a groove matched with the bubble level 103 is formed in the surface of the measuring angle plate 101, a measuring angle plate 1013 is fixedly embedded in the groove, and the limit knob 104 is in threaded connection with one end of the stock rod 102 close to the measuring angle plate 101 and penetrates through the stock rod 102;
the secondary measuring mechanism 200 comprises a shell 201, a partition plate 202, a rotating column 203, a measuring line 204, a limiting block 205, a coil spring 206 and a limiting piece, wherein one side of the plate body of the measuring angle plate 101 is provided with a platy bulge extending outwards, the shell 201 is fixedly connected to the front face of the bulge, the partition plate 202 is fixedly connected in the shell 201 and divides the interior of the shell 201 into an upper cavity and a lower cavity, the rotating column 203 is rotationally connected with the partition plate 202 and the measuring angle plate 101 and penetrates through the partition plate 202, an opening is formed in the side, close to the measuring rod 102, of the shell 201, matched with the measuring line 204, of the measuring line 204, one end of the measuring line is arranged below the partition plate 202 and is wound on the rotating column 203, the other end of the measuring line passes through the opening and is fixedly connected with the limiting block 205, the coil spring 206 is arranged above the partition plate 202 and is fixedly connected with the rotating column 203, the other end of the coil spring 206 is fixedly connected with the inner wall of the shell 201, the bottom of the front face of the measuring angle plate 101 is further provided with a scale line reflecting the length of the measuring line 204, the limiting piece is in threaded connection with the shell 201, the limiting piece is used for limiting the rotating column 203, the limiting piece comprises an adjusting knob 207, the adjusting knob 207 is in threaded connection on the top of the shell 201 and penetrates through the shell 201, and the rotating column 203.
It should be noted that, adjust knob 207 and limit knob 104 top all have the button cap, the button cap outside has anti-skidding line, conveniently rotate adjusting device, the positive arc slipmat 105 that still cooperates limit knob 104 of protractor board 101 is provided with, arc slipmat 105 inlays and establishes and fix at the protractor board 101 top, arc slipmat 105 is located limit knob 104's rotation stroke, arc slipmat 105 is used for further improving device stability, arc slipmat 105 is the rubber material, the antiskid effect is strong, protractor board 101 and stock rod 102 are stainless steel, prevent corrosion, survey line 204 is the dacron, intensity is high, elasticity is poor, guarantee measurement accuracy.
Working principle: in the use process of the utility model, the stock rod 102 is inserted into a wound, the wound depth can be obtained according to the surface reading of the stock rod 102, the air bubble of the measuring angle plate 101 to the air bubble level 103 is centered, the limit knob 104 is screwed, the limit knob 104 is matched with the arc anti-slip pad 105 to fix the position of the stock rod 102, the reading is convenient, the angle degree of the stock rod 102 pointing to the measuring angle plate 101 is the wound penetration angle, when the arc wound length is measured, the limit knob 104 is screwed after the stock rod 102 is rotated to be in a horizontal state, the measuring line 204 is drawn out, the adjusting knob 207 is screwed, the adjusting knob 207 abuts against the rotating column 203, so that the coil spring 206 cannot drive the rotating column 203 to rotate, the limiting block 205 is placed at one end of the wound, the measuring line 204 is placed at the end of the wound along the wound radian, the position is marked on the measuring line 204, the rotating column 203 is unscrewed, the adjusting knob 207 is screwed, the coil spring 206 drives the rotating column 203 to rotate the winding 204, the adjusting knob 207 is screwed when the winding is wound, the rotating column 203 is fixed, the rotating column 203 is straightened, the limiting block 205 can obtain the wound length according to the bottom graduation of the measuring angle plate 101, after the measurement is finished, the wound length is unscrewed, the adjusting knob 207 is screwed, the coil 205 drives the rotating column 203 to wind the measuring line 204, the shell 201, and the shell 201 is prevented from being completely wound into the shell 201.
It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.
Claims (6)
1. A forensic survey ruler, comprising:
the main body (100) comprises a measuring angle plate (101), a stock rod (102), a bubble level (103) and a limit knob (104), wherein the stock rod (102) is rotationally connected with the front surface of the measuring angle plate (101) and a connecting point is positioned at the arc center of the measuring angle plate (101), a groove matched with the bubble level (103) is formed in the surface of the measuring angle plate (101), the measuring angle plate (101) 3 is fixedly embedded in the groove, and the limit knob (104) is in threaded connection with one end, close to the measuring angle plate (101), of the stock rod (102) and penetrates through the stock rod (102);
the utility model provides a second grade measuring mechanism (200), it includes casing (201), baffle (202), rotation post (203), survey line (204), stopper (205), coil spring (206) and locating part, survey line (204) are close to survey line (102) one side and are had the platy arch of outside extension, casing (201) fixed connection is in this arch openly, baffle (202) fixed connection is in casing (201) and with two upper and lower cavities about separating into casing (201) in, rotate post (203) and baffle (202), survey line (101) rotation connection and run through baffle (202) and survey line (101), one side cooperation survey line (204) that casing (201) is close to survey line (102) is opened there is the trompil, survey line (204) set up in baffle (202) below and one end rolling are on rotation post (203), the other end pass behind the trompil with stopper (205) fixed connection, coil spring (206) set up in baffle (202) top and one end and rotation post (203) fixed connection, the other end is with casing (201) inner wall fixed connection, it is still used for carrying out thread (203) to limit line (101) bottom has.
2. A forensic survey ruler as claimed in claim 1, wherein: the limiting piece comprises an adjusting knob (207), and the adjusting knob (207) is connected to the top of the shell (201) in a threaded mode and abuts against the rotating column (203) after penetrating through the shell (201).
3. A forensic survey ruler as claimed in claim 2, wherein: the top ends of the adjusting knob (207) and the limiting knob (104) are respectively provided with a button cap, and the outer side of each button cap is provided with anti-skid patterns.
4. A forensic survey ruler as claimed in claim 1, wherein: the front of the angle measuring plate (101) is also matched with a limit knob (104) to be provided with an arc-shaped anti-slip pad (105), the arc-shaped anti-slip pad (105) is embedded and fixed at the top of the angle measuring plate (101), and the arc-shaped anti-slip pad (105) is positioned on the rotation stroke of the limit knob (104).
5. A forensic survey ruler as claimed in claim 4 wherein: the arc-shaped anti-slip pad (105) is made of rubber.
6. A forensic survey ruler as claimed in claim 1, wherein: the angle measuring plate (101) and the trial rod (102) are made of stainless steel, and the measuring line (204) is a polyester line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320396020.XU CN219538302U (en) | 2023-03-06 | 2023-03-06 | Forensic survey measuring ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320396020.XU CN219538302U (en) | 2023-03-06 | 2023-03-06 | Forensic survey measuring ruler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219538302U true CN219538302U (en) | 2023-08-18 |
Family
ID=87701814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320396020.XU Active CN219538302U (en) | 2023-03-06 | 2023-03-06 | Forensic survey measuring ruler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219538302U (en) |
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2023
- 2023-03-06 CN CN202320396020.XU patent/CN219538302U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |