CN209310811U - A kind of material evidence locator - Google Patents
A kind of material evidence locator Download PDFInfo
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- CN209310811U CN209310811U CN201920282131.1U CN201920282131U CN209310811U CN 209310811 U CN209310811 U CN 209310811U CN 201920282131 U CN201920282131 U CN 201920282131U CN 209310811 U CN209310811 U CN 209310811U
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- material evidence
- angle scale
- pilot pin
- angle
- scale
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides a kind of biological evidence locator, including transparent angle scale, bracket is provided with below angle scale, bracket side is for placing crime instrument, location hole is provided on angle scale, it is equipped with the pilot pin that may be height adjusted in positioning hole, the card slot buckled for accommodating tape measure is provided in pilot pin.The utility model directly can not only carry out angle positioning to material evidence, and without repeatedly selection object of reference, can disposably complete one-point measurement；The utility model passes through the mutual cooperation of angle scale, bracket, pilot pin and tape measure, measure center point can be flexibly chosen according to the actual situation, it is accurately positioned by the measurement of angle and distance, description, record material evidence present position, the objectivity and reproducibility of material evidence positioning are high, facilitate the evidential effect and proof that promote material evidence.
Description
Technical field
The utility model relates to criminal investigations to investigate positioning tool on the spot, and in particular to a kind of material evidence locator.
Background technique
It is frequently involved in forensic science and material evidence (cutter, the clothing of such as crime scene) position is measured, described and remembered
Record, the objective and accurate measurement in material evidence position, description and record are the premises for guaranteeing its evidential effect and proof.Currently, material evidence
Positioning generallys use ruler or tape measure directly measures, but this mode directly cannot carry out angle positioning to material evidence.In order to
Guaranteeing the objectivity and reducibility of material evidence, explorer is frequently necessary to choose the different multiple one-point measurements of object of reference progress,
This reduces its working efficiency to a certain extent, while proposing very high requirement to the accuracy of record description.In addition, surveying
Protractor or angle scale is generallyd use when looking into personnel to material evidence progress angle positioning directly to take multiple measurements, and this mode is deposited
The low efficiency, position inaccurate the problem of.
Utility model content
The purpose of this utility model is to provide the material evidence locators that one kind can directly carry out angle positioning.
To achieve the goals above, the utility model adopts the following technical solution.
A kind of material evidence locator, including transparent angle scale, angle scale lower section are provided with bracket, and it is fixed to be provided on angle scale
Position hole, the pilot pin that may be height adjusted is equipped in positioning hole.
Further, the card slot buckled for accommodating tape measure is provided in pilot pin.
One of preferably, pilot pin includes needle body and card body, and needle body is to be threadedly coupled with the connection type of card body,
Card body upper surface is flushed with angle scale upper surface, and card slot lateral arrangement is in card body upper end；Preferably two, card slot is vertical
It is arranged in pilot pin middle and upper part.
Further, location hole is located at angle disk center.
Preferably, location hole is threaded hole, the screw thread closed with corresponding threaded holes is provided in pilot pin.
Preferably, angle scale uses round angle scale, it is arranged 0~+180 ° and 0~-180 ° of scale on angle scale.
Preferably, card slot width is 3-5cm when card slot lateral arrangement is when card body upper end；When card slot is circular trough,
Card slot width is that 3-5cm refers to that card slot diameter is 3-5cm.
Preferably, number of holders is 3-5.
Preferably, card body length is greater than angle disc thickness, such structure is convenient for locator disassembly and assembly.
By adopting the above-described technical solution, angle positioning directly can not only be carried out to material evidence, and without repeatedly choosing
Object of reference is selected, one-point measurement can be disposably completed；The utility model is mutual by angle scale, bracket, pilot pin and tape measure
Cooperation, can flexibly choose measure center point according to the actual situation, be accurately positioned by the measurement of angle and distance, description, note
Material evidence present position is recorded, the objectivity and reproducibility of material evidence positioning are high, facilitate the evidential effect and proof that promote material evidence；By
In being provided with the pilot pin with card slot on angle scale, when use, only needs to be fastened on tape measure in card slot and can survey
Amount, operation is very easy, and can measure the relative distance and relative angle of material evidence point simultaneously, improves location efficiency；
Crime material evidence or its related material evidence can not only be positioned, and are suitable for big part material evidence (such as using the utility model
Clothing) on biological evidence (bloodstain on such as clothing) positioned；The utility model structure is simple, facilitates manufacture, user
Just, quick detachable, easy to carry and cleaning, marketing application value height.
Detailed description of the invention
Fig. 1 is material evidence locator schematic diagram in embodiment 1；
Fig. 2 is that the angle scale of material evidence locator is bowed to schematic diagram in Fig. 1；
Fig. 3 is the pilot pin schematic diagram of material evidence locator in Fig. 1；
Fig. 4 is material evidence locator schematic diagram in embodiment 2；
Fig. 5 is the pilot pin schematic diagram of material evidence locator in Fig. 4.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, but the explanation of following embodiment is only
It is to be used to help understand the principles of the present invention and its core concept, not to the restriction of scope of protection of the utility model.It answers
When pointing out, for those skilled in the art, without departing from the principle of this utility model, for this
The improvement that utility model carries out is also fallen into the protection scope of the utility model claims.
Embodiment 1
A kind of material evidence locator, as shown in Figure 1, Figure 2 and Figure 3, including the transparent angle scale 1 as made from transparent material, angle
It is provided with bracket 2 below scale 1, location hole 3 is provided on angle scale 1, height tune can be carried out by being equipped in location hole 3
The pilot pin 4 of section.
Wherein, the card slot 5 buckled for accommodating tape measure is provided at the top of pilot pin 4, tape measure described in the utility model, which is buckled, to be referred to
The bending part of tape measure starting point.As shown in figs. 1 and 3, pilot pin 4 includes needle body 41 and card body 42, and 42 length of card body is greater than angle
1 thickness of scale, needle body 41 are to be threadedly coupled with the connection type of card body 42, and 42 upper surface of card body is flushed with 1 upper surface of angle scale,
5 lateral arrangement of card slot is in 42 upper end of card body.
Wherein, location hole 3 is located at 1 center of angle scale.
Wherein, location hole 3 is threaded hole, and the screw thread closed with corresponding threaded holes, rotational positioning needle 4 are provided in pilot pin 4
I.e. adjustable height of the pilot pin 4 relative to 2 bottom surface of bracket of needle body 41.
Wherein, angle scale 1 uses round angle scale, and 0~+180 ° and 0~-180 ° of scale, i.e. angle are arranged on angle scale 1
0~+180 ° of scale are arranged in the wherein half of disk 1, the other half 0~-180 ° of scale of setting, minimum scale range is 2 °.
Wherein, card slot 5 is round card slot, and 5 diameter of card slot is 3-5cm.
Wherein, 2 quantity of bracket is 4, and 4 brackets 2 are evenly arranged, and screw thread, 1 lower part of angle scale are provided at the top of bracket 2
It is provided with screw hole, the screw thread position at 2 top of bracket can screw in screw hole.
Application method: measure center point is first chosen when use according to the actual situation and is marked, then positions material evidence
Device is placed in above centre point, and pilot pin 4 is inserted into location hole 3 and (first screws in location hole 3 card body 42 and makes on card body 42
End face is flushed with 1 upper surface of angle scale, then needle body 41 is screwed in card body 42, and it is high to adjust pilot pin 4 according to on-site actual situations
Degree), so that pilot pin 4 is directed at centre point, by the tape measure of tape measure buckle it is flat be buckled in card slot 5, pull out tape measure material evidence from centre point
Distance, and read angle value and institute measuring point corresponding distance value of the tape measure outer edge on angle scale, recorded material evidence away from circle
The distance and angle of heart point.
Embodiment 2
A kind of material evidence locator is provided with bracket below angle scale 1 as shown in Figure 4 and Figure 5, including by transparent angle scale 1
2,2 quantity of bracket is 4 (2 quantity of bracket may be alternatively provided as 3 or 5), and bracket 2 and angle scale 1 are integrally formed, angle scale 1
On be provided with location hole 3, the pilot pin 4 that may be height adjusted is equipped in location hole 3.
Wherein, as shown in Figure 4 and Figure 5, the card slot 5 buckled for accommodating tape measure, the vertical cloth of card slot 5 are provided in pilot pin 4
Be placed in 4 middle and upper part of pilot pin, the length of card slot 5 is 5-20cm, card slot 5 with a thickness of 3-5mm.
Wherein, location hole 3 is located at 1 center of angle scale, and location hole 3 is threaded hole, is provided with and threaded hole phase in pilot pin 4
The screw thread 6 of cooperation, i.e. adjustable height of the pilot pin 4 relative to 2 bottom surface of bracket of rotational positioning needle 4.
Wherein, angle scale 1 uses round angle scale, and 0~+180 ° and 0~-180 ° of scale, i.e. angle are arranged on angle scale 1
0~+180 ° of scale are arranged in the wherein half of disk 1, the other half 0~-180 ° of scale of setting, minimum scale range is 1 °.
Application method: measure center point is first chosen when use according to the actual situation and is marked, then positions material evidence
Device is placed in above centre point, and pilot pin 4 is inserted into location hole 3 and (is directly screwed in pilot pin 4 in location hole 3, according to reality
Situation adjusts the height of pilot pin 4), so that pilot pin 4 is directed at centre point, by the tape measure of tape measure buckle it is vertical be buckled in card slot 5, pull out tape measure
Distance of the material evidence away from centre point is measured, and reads angle value and institute measuring point corresponding distance of the tape measure outer edge on angle scale
Value, has recorded distance and angle of the material evidence away from centre point.
By the mutual cooperation of angle scale, bracket, pilot pin and tape measure, measurement circle can be flexibly chosen according to the actual situation
Heart point, by the measurement accurate positionin, description, record material evidence present position of angle and distance, the objectivity and go back that material evidence positions
Originality is high, facilitates the evidential effect and proof that promote material evidence；Due to being provided with the pilot pin with card slot on angle scale, make
Used time, which only needs to be fastened on tape measure in card slot, to be measured, and operation is very easy, and can measure object simultaneously
The relative distance and relative angle of point are demonstrate,proved, centre point only needs to pull a tape measure that can disposably measure material evidence after determining
The angle and distance of respective point, improves location efficiency；The utility model structure is simple, facilitates manufacture, easy to use, readily removable
It unloads, easy to carry and cleaning, marketing application value is high.
Claims (10)
1. a kind of material evidence locator, including transparent angle scale (1), it is characterised in that: bracket (2) are provided with below angle scale (1),
It is provided with location hole (3) on angle scale (1), is equipped with the pilot pin that may be height adjusted in location hole (3)
(4).
2. material evidence locator according to claim 1, it is characterised in that: pilot pin is provided on (4) for accommodating tape measure
The card slot (5) of button.
3. material evidence locator according to claim 2, it is characterised in that: pilot pin (4) includes needle body (41) and card body
(42), needle body (41) is to be threadedly coupled with the connection type of card body (42), and card body (42) upper surface and angle scale (1) upper surface are neat
Flat, card slot (5) lateral arrangement is in card body (42) upper end.
4. material evidence locator according to claim 2, it is characterised in that: on card slot (5) is vertically arranged in pilot pin (4)
Portion.
5. material evidence locator according to claim 3 or 4, it is characterised in that: location hole (3) is located at angle scale (1) center.
6. material evidence locator according to claim 5, it is characterised in that: location hole (3) is threaded hole, in pilot pin (4)
It is provided with the screw thread closed with corresponding threaded holes.
7. material evidence locator according to claim 6, it is characterised in that: angle scale (1) is using round angle scale, angle scale
(1) 0~+180 ° and 0~-180 ° of scale are arranged on.
8. material evidence locator according to claim 7, it is characterised in that: bracket (2) quantity is 3-5.
9. material evidence locator according to claim 3, it is characterised in that: card slot (5) width is 3-5cm.
10. material evidence locator according to claim 9, it is characterised in that: it is thick that card body (42) length is greater than angle scale (1)
Degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920282131.1U CN209310811U (en) | 2019-03-06 | 2019-03-06 | A kind of material evidence locator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920282131.1U CN209310811U (en) | 2019-03-06 | 2019-03-06 | A kind of material evidence locator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209310811U true CN209310811U (en) | 2019-08-27 |
Family
ID=67682146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920282131.1U Active CN209310811U (en) | 2019-03-06 | 2019-03-06 | A kind of material evidence locator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209310811U (en) |
-
2019
- 2019-03-06 CN CN201920282131.1U patent/CN209310811U/en active Active
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