CN219608455U - On-site sampling collector for forensic identification - Google Patents

Abstract

The utility model discloses a judicial identification on-site sampling collector, which belongs to the technical field of collecting equipment and comprises a main rod, wherein a telescopic rod is movably sleeved on the main rod in a damping mode, a mounting plate is arranged on the side face of the main rod, a control panel is fixedly mounted on the mounting plate, mounting seats are respectively and fixedly connected to two sides of the bottom end of the telescopic rod, a group of stretching rods are respectively arranged on two sides of each mounting seat, and a liquid sampling mechanism is arranged at the end part of each group of stretching rods. According to the utility model, when the liquid sample is sampled by the solid sampling mechanism, the first camera is used for shooting the vicinity of the liquid sample, and when the solid sample is sampled by the liquid sampling mechanism, the second camera is used for shooting the vicinity of the fixed sample, and the shot video is displayed by the display screen on the control panel, so that the staff can accurately sample, and the practicability is improved.

Description

On-site sampling collector for forensic identification

technical field

The utility model relates to the technical field of collection equipment, in particular to a sampling collector for on-site judicial appraisal.

Background technique

Judicial authentication means that in a lawsuit, the people's court appoints a person with specialized knowledge, skills or special experience to test, identify and judge certain specialized issues involved in the case according to its authority or upon relevant request, so as to provide a legal basis for the litigation case. Provide scientific basis for impartial refereeing. Forensic identification needs to be sampled on site, including solid samples or liquid samples. Samples in some complex environments cannot be taken directly, and special collectors are required to sample them.

After retrieval, the utility model patent with the notification number CN213068329U discloses a judicial appraisal on-site sampling collector, which includes: an extension rod; a first rotating block, and the first rotating block is fixedly installed on the extension rod one side; the first box body, the first box body is rotatably installed on the first rotating block, and the top of the first box body is provided with an opening; the first partition plate, the first partition plate is fixedly installed on the In the first box body; the first motor, the first motor is fixedly installed on the bottom inner wall of the first box body; the first bevel gear, the first bevel gear is fixedly installed on the output shaft of the first motor; Rotating rod, the rotating rod is installed in the first box body; the second bevel gear, the second bevel gear is fixedly sleeved on the rotating rod; The advantages of remote collection of physical evidence. However, the above-mentioned patent has the following disadvantages: when using the extension rod to drive the solid sampling mechanism and the liquid sampling mechanism to sample in a complex environment, it is not convenient to watch and control the sampling place from a distance, which affects the quality of collection; the other two clamping blocks The movement distance between them is limited, and it is not suitable for sampling solid samples of different sizes. For this reason we have proposed a kind of forensic appraisal on-the-spot sampling collector.

Utility model content

Aiming at the problems existing in the prior art, the purpose of the utility model is to provide a forensic identification spot sampling collector.

In order to solve the above problems, the utility model adopts the following technical solutions:

An on-site sampling collector for forensic identification, comprising a main rod, on which a telescopic rod is movably sleeved for damping, a mounting plate is arranged on the side of the main rod, a control panel is fixedly installed on the mounting plate, the Both sides of the bottom end of the telescopic rod are respectively fixedly connected with mounting seats, and a group of stretching rods are respectively arranged on both sides of the mounting seat, and a liquid sampling mechanism is arranged at the end of one group of the stretching rods, and a liquid sampling mechanism is arranged at the end of the other group of the pulling rods. The end of the extension rod is provided with a solid sampling mechanism, and a first camera is fixedly installed on the solid sampling mechanism, and a second camera is provided at the bottom of the liquid sampling mechanism, and the first camera and the second camera are connected with the control panel respectively. electrical connection.

As a preferred solution of the present invention, the solid sampling mechanism includes a mobile box fixedly connected to the end of the stretch rod, and a two-way screw rod is rotatably connected to the mobile box, and the two ends of the two-way screw rod are threaded respectively. A moving plate is sleeved, the bottom ends of the two moving plates extend to the bottom of the moving box and a first electric push rod is fixedly installed, the output end of the first electric push rod is fixedly connected with a rotating seat, and the rotating seat The bottom of the seat is threaded with a screw, the bottom end of the screw is fixedly connected with an extrusion plate, the side of the moving box is fixed with a servo motor, and the output shaft of the servo motor is connected with the end of the two-way screw rod , the first camera is fixedly installed on the side of the mobile box.

As a preferred solution of the utility model, the liquid sampling mechanism includes an installation cylinder fixedly connected to the end of the stretch rod, the side of the installation cylinder is provided with a lifting groove, and the side of the installation cylinder is provided with a cross card slot , the top surface of the installation cylinder is fixedly installed with a second electric push rod, the output end of the second electric push rod extends to the inner cavity of the lifting groove and is fixedly connected with a stretching seat, and the stretching seat is provided with Block groove, the inner cavity of the cross card groove is equipped with a sampling tube, the inner cavity of the sampling tube is set with a piston block, the top surface of the piston block is fixedly connected with a pull column, and the top of the pull column extends A pull block is fixedly connected to the inner cavity of the clamping block groove, and the pulling block is clamped in the inner cavity of the clamping block groove.

As a preferred solution of the present utility model, a handle is fixedly installed on the side of the main pole.

As a preferred solution of the present utility model, the side of the moving plate is attached to the inner wall of the moving box.

As a preferred solution of the present invention, the inner wall of the cross card slot is provided with a U-shaped rubber block, and the inner wall of the U-shaped rubber block is in contact with the outer surface of the sampling tube.

Compared with the prior art, the utility model has the advantages of:

(1) In the present utility model, when using the solid sampling mechanism to sample the liquid sample, use the first camera to take pictures near the liquid sample; Shoot, and display the captured video through the display screen on the control panel, so that the staff can sample accurately, and the practicability is good.

(2) In the utility model, when the solid sample is sampled, the distance between the two extruding plates is adjusted by the first electric push rod, so that the distance between the two extruding plates is slightly larger than the shape of the solid sample , using the rotation of the two-way screw to drive the two moving plates close to each other, using the moving plate to drive the two extruding plates to move inward to pick up and sample the solid samples, realizing the function of collecting solid samples of different sizes.

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is the sectional schematic diagram of solid sampling mechanism of the present invention;

Fig. 3 is an exploded schematic view of the liquid sampling mechanism of the present invention;

Fig. 4 is a schematic cross-sectional view of the sampling tube of the present invention.

Explanation of symbols in the figure:

1. Main rod; 2. Telescopic rod; 3. Mounting seat; 4. Stretching rod; 5. Liquid sampling mechanism; 6. Solid sampling mechanism; 7. First camera; 8. Second camera; 9. Mounting plate; 10. Control panel; 11. Handle; 12. Moving box; 13. Two-way screw; 14. Moving plate; 15. First electric push rod; Servo motor; 20, installation cylinder; 21, lifting groove; 22, cross card slot; 23, U-shaped rubber block; 24, sampling tube; 25, pulling column; 26, pulling block; 27, piston block; 28, the first 2. Electric push rod; 29. Stretching seat; 30. Block slot.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Apparently, the described embodiments are only some embodiments of the present utility model, rather than all embodiments. Based on the embodiments of the present utility model, those skilled in the art can obtain all other Embodiments all belong to the protection scope of the utility model.

In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", "inner", "outer", "top/bottom" etc. are based on the Orientation or positional relationship is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a limitation on the utility model. limit. In addition, the terms "first" and "second" are used for descriptive purposes only, and should not be understood as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "set with", "sleeve/connection", "connection", etc. should be understood in a broad sense, for example "Connection" 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 a direct connection or an indirect connection through an intermediary, and it can be two components Internal connectivity. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

Example:

Please refer to Figure 1-4, a forensic identification field sampling collector, including a main rod 1, a telescopic rod 2 is sleeved on the main rod 1 for damping activities, and a mounting plate 9 is arranged on the side of the main rod 1, and is fixed on the mounting plate 9 A control panel 10 is installed, and the two sides of the bottom end of the telescopic rod 2 are respectively fixedly connected with a mounting seat 3, and a group of stretching rods 4 are respectively arranged on both sides of the mounting seat 3, and a liquid sampling mechanism is arranged at the end of a group of stretching rods 4 5. The end of another group of stretching rods 4 is provided with a solid sampling mechanism 6, the solid sampling mechanism 6 is fixedly equipped with a first camera 7, the bottom of the liquid sampling mechanism 5 is provided with a second camera 8, the first camera 7 and The second cameras 8 are electrically connected to the control panel 10 respectively.

In this embodiment, when using the solid sampling mechanism 6 to sample the liquid sample, the first camera 7 is used to photograph the vicinity of the liquid sample; when the liquid sampling mechanism 5 is used to sample the solid sample, the second camera 8 is used to photograph the vicinity of the fixed sample. Take pictures, and display the captured video through the display screen on the control panel 10, so that the staff can accurately sample. In addition, when the solid sampling mechanism 6 samples the solid sample, the stretch rod 4 is used to drive the liquid sampling mechanism 5 to be stored until the telescopic On the side of the rod 2 , when the liquid sampling mechanism 5 samples the liquid sample, the stretch rod 4 is used to drive the solid sampling mechanism 6 to be stored on the side of the telescopic rod 2 .

Specifically, referring to Fig. 1 and Fig. 2, the solid sampling mechanism 6 includes a mobile box 12 fixedly connected to the end of the stretch rod 4, and the mobile box 12 is rotatably connected with a two-way screw rod 13, and the two ends of the two-way screw rod 13 are respectively A moving plate 14 is threaded, the bottom ends of the two moving plates 14 extend to the bottom of the moving box 12 and a first electric push rod 15 is fixedly installed, and the output end of the first electric push rod 15 is fixedly connected with a rotating seat 16, The bottom of the rotating seat 16 is threaded with a screw rod 17, the bottom end of the screw rod 17 is fixedly connected with an extruding plate 18, the side of the moving box 12 is fixedly installed with a servo motor 19, and the output shaft of the servo motor 19 is connected to the end of the two-way screw rod 13. The first camera 7 is fixedly installed on the side of the mobile box 12.

In this embodiment, the height of the extruding plate 18 is adjusted through the cooperation between the screw rod 17 and the rotating seat 16. When the solid sample is sampled, the extruding plate 18 is moved to the bottom of the telescopic rod 2, so that the solid sample to grab.

Specifically, referring to Fig. 1, Fig. 3 and Fig. 4, the liquid sampling mechanism 5 includes a mounting cylinder 20 fixedly connected to the end of the stretch rod 4, the side of the mounting cylinder 20 is provided with a lifting groove 21, and the side of the mounting cylinder 20 is provided with a There is a cross card slot 22, a second electric push rod 28 is fixedly installed on the top surface of the installation cylinder 20, the output end of the second electric push rod 28 extends to the inner cavity of the lifting groove 21 and is fixedly connected with a stretching seat 29, stretching Block groove 30 is provided on seat 29, and sampling tube 24 is installed in the inner chamber of cross card groove 22, and the inner cavity of sampling tube 24 is provided with piston block 27, and the top surface of piston block 27 is fixedly connected with pulling post 25, pulls The top of the column 25 extends to the inner cavity of the clamping block groove 30 and is fixedly connected with the pull block 26 , and the pulling block 26 is clamped in the inner cavity of the clamping block groove 30 .

In this embodiment, the second electric push rod 28 is used to drive the stretching seat 29 to move upwards, and the stretching seat 29 is used to drive the pulling block 26, the pulling column 25 and the piston block 27 to move upwards, so that the inner cavity of the sampling tube 24 generates suction The liquid sample is sampled, and the second camera 8 is installed at the bottom of the installation cylinder 20 .

Specifically, referring to FIG. 1 , a handle 11 is fixedly installed on the side of the main pole 1 .

In this embodiment, the sampler is picked up by the handle 11 .

Specifically, referring to FIG. 2 , the sides of the moving plate 14 are attached to the inner wall of the moving box 12 .

In this embodiment, the moving plate 14 is limited by the inner wall of the moving box 12 , so that the moving plate 14 can only move along the axial direction of the two-way screw rod 13 .

Specifically, please refer to FIG. 3 , the inner wall of the cross card slot 22 is provided with a U-shaped rubber block 23 , and the inner wall of the U-shaped rubber block 23 is in contact with the outer surface of the sampling tube 24 .

In this embodiment, the sampling tube 24 is installed using the frictional force between the U-shaped rubber block 23 and the sampling tube 24 .

Working principle: When using, when sampling the liquid, snap the sampling tube 24 into the inner cavity of the U-shaped rubber block 23, and at the same time make the pull block 26 snap into the inner cavity of the block groove 30, and then hold the handle 11 to drive the sample The tube 24 moves to the liquid sample place, starts the second camera 8 to take pictures of the liquid sample place at the same time, utilizes the control panel 10 to watch and control the video taken, and starts the second electric push rod 28 to drive the stretching seat 29, pull The block 26 , the pulling column 25 and the piston block 27 move upwards, so that the bottom of the sampling tube 24 lumen generates negative pressure suction to collect the liquid sample into the sampling tube 24 lumen.

When sampling the solid, start the first electric push rod 15 to adjust the distance between the two extrusion plates 18, so that the distance between the two extrusion plates 18 is slightly larger than the shape of the solid sample, and the handle 11 is used to drive The two extruding plates 18 move to the outside of the solid sample, start the servo motor 19 to drive the two-way screw rod 13 to rotate, and the cooperation between the two-way screw rod 13 and the moving plate 14 drives the two moving plates 14 to approach each other. Drive the two extrusion plates 18 close to each other to collect solid samples.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. Any equivalent replacement or change of the new technical solution and its improved concept should be covered by the protection scope of the present utility model.

Claims (6)

1. A spot sampling collector for forensic identification, comprising a main rod (1), characterized in that: the damping activity on the main rod (1) is sleeved with a telescopic rod (2), and the side of the main rod (1) A mounting plate (9) is provided, a control panel (10) is fixedly installed on the mounting plate (9), and mounting seats (3) are respectively fixedly connected to the two sides of the bottom end of the telescopic rod (2), and the mounting seats Both sides of (3) are respectively provided with a group of stretching rods (4), and the end portion of a group of said stretching rods (4) is provided with a liquid sampling mechanism (5), and another group of said stretching rods (4) The end of the solid sampling mechanism (6) is provided with a first camera (7) fixedly installed on the solid sampling mechanism (6), and the bottom of the liquid sampling mechanism (5) is provided with a second camera (8), The first camera (7) and the second camera (8) are respectively electrically connected to the control panel (10). 2. a kind of on-the-spot sampling collector for forensic appraisal according to claim 1, is characterized in that: described solid sampling mechanism (6) comprises the mobile case (12) that is fixedly connected at stretch rod (4) end, so The moving box (12) is rotatably connected with a two-way screw rod (13), and the two ends of the two-way screw rod (13) are respectively threaded with a moving plate (14), and the bottoms of the two moving plates (14) end extends to the bottom of the mobile box (12) and is fixedly installed with a first electric push rod (15), and the output end of the first electric push rod (15) is fixedly connected with a rotating seat (16), and the rotating seat ( 16) is threaded at the bottom of the screw rod (17), the bottom end of the screw rod (17) is fixedly connected with an extrusion plate (18), and the side of the moving box (12) is fixedly equipped with a servo motor (19), The output shaft of the servo motor (19) is connected to the end of the two-way screw rod (13), and the first camera (7) is fixedly installed on the side of the moving box (12). 3. A kind of on-site sampling collector for forensic identification according to claim 1, characterized in that: said liquid sampling mechanism (5) comprises a mounting tube (20) fixedly connected to the end of the stretch rod (4), the The side of the installation cylinder (20) is provided with a lifting groove (21), the side of the installation cylinder (20) is provided with a cross card slot (22), and the top surface of the installation cylinder (20) is fixedly installed with a second motor Push rod (28), the output end of the second electric push rod (28) extends to the inner cavity of the lifting groove (21) and is fixedly connected with a stretching seat (29), and the stretching seat (29) is provided with Block groove (30) is arranged, and the inner cavity of described cross card groove (22) is equipped with sampling tube (24), and the inner cavity of described sampling tube (24) is provided with piston block (27), and described piston block The top surface of (27) is fixedly connected with pull column (25), and the top end of described pull column (25) extends to the inner cavity of block groove (30) and is fixedly connected with pull block (26), and described pull block ( 26) It is clamped in the inner cavity of the block groove (30). 4. The on-site sampling collector for forensic identification according to claim 1, characterized in that: a handle (11) is fixedly installed on the side of the main rod (1). 5. A forensic identification field sampling collector according to claim 2, characterized in that: the side of the moving plate (14) is in close contact with the inner wall of the moving box (12). 6. The on-site sampling collector for forensic appraisal according to claim 3, characterized in that: the inner wall of the cross card slot (22) is provided with a U-shaped rubber block (23), and the U-shaped rubber block The inner wall of (23) is in contact with the outer surface of the sampling tube (24).