CN215178693U - Extraction tool for rubber residues in tire impressions - Google Patents

Abstract

The utility model discloses an extraction tool of rubber residue in tire impression relates to extraction tool technical field, including first splint and second splint, the one end of first splint and second splint is articulated, the other end separates, and extraction tool still includes the tweezers head that is used for centre gripping object, and the tweezers head can be dismantled with connecting portion and be connected, because change traditional tweezers handle and tweezers head integral type into detachable to change different tweezers heads according to different application scenes, thereby satisfy and carry out the centre gripping to the article of different sizes, have convenient to use, characteristics that the application occasion is wide; owing to be equipped with the base at first splint and second splint top to make this device have a power supply box and storage tank, supply power to the illumination subassembly through the power supply box, thereby can throw light on to the sample area when taking a sample at night, thereby can accomplish the sample work by single one hand when the night during operation, and the storage tank is convenient for carry out the integral type to tweezers head or other instruments and carries the loss that prevents the instrument.

Description

Extraction tool for rubber residues in tire impressions

Technical Field

The utility model relates to an extract instrument technical field, specifically be an instrument of extracting of rubber residue in tire impression.

Background

The trace formed when the vehicle brakes, sideslips, or rolls human body, or scratches other vehicles on the road surface is called as tire mark. Tire imprints are a trace evidence which is very common in vehicle case sites, particularly traffic accident sites, and are also important evidence for case detection and process reconstruction. However, in practice, such a print often has difficulty in exhibiting complete, regular morphological features, and thus conventional tracery methods have difficulty identifying its source. Since the mark is formed by the contact and relative friction between the tire and the surface of the object, the contact and friction inevitably transfers rubber substances on the surface of the tire according to the Rockard principle, and characteristic residues are formed on the surface of the mark. Therefore, the extraction of the rubber substances and the component analysis by adopting a physicochemical inspection technology are ideal means for realizing the inference and comparison inspection of the blot sources.

The existing extraction tool is provided with a forceps handle and a forceps head which are mainly arranged as a whole, and people find that the extraction tools with different specifications are needed for different residues with different sizes in different occasions, so that more tools need to be carried during sampling, and the extraction tool needs to be operated by multiple people for night sampling, one person provides illumination and the other person is responsible for sampling, so that the extraction tool for the rubber residues in tire impressions is provided to solve the defects.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rubber residue's extraction instrument in tire impression to solve the current extraction instrument tweezers head not convenient for change and do not have the problem of illumination function.

In order to achieve the above object, the utility model provides a following technical scheme: the tool for extracting the rubber residues in the tire impressions comprises a first clamping plate and a second clamping plate, wherein one end of the first clamping plate is hinged to one end of the second clamping plate, the other end of the first clamping plate is separated from the other end of the second clamping plate, and a connecting part is arranged at the separated end of the first clamping plate and the separated end of the second clamping plate; the extraction tool also comprises a forceps head used for clamping an object, and the forceps head can be detachably connected with the connecting part.

As a preferred embodiment of the present invention: the extraction tool further comprises a base, the upper ends of the first and second jaws being coupled at a sidewall of the base.

As a preferred embodiment of the present invention: the base includes power supply box and fixed mounting the storage tank at power supply box top, storage tank top block has the case lid, the universal rod is installed to the power supply box lateral wall, the terminal installation lighting components of universal rod.

As a preferred embodiment of the present invention: the connecting portion are including setting firmly the card box in first splint and second splint lower extreme, be equipped with the slot in the card box, the tweezers head includes the base plate, base plate upper end fixedly connected with can insert piece, the lower extreme fixedly connected with tweezers head model in the slot.

As a preferred embodiment of the present invention: the insert block is in interference fit with the slot.

As a preferred embodiment of the present invention: and a spring is arranged between the first clamping plate and the second clamping plate.

As a preferred embodiment of the present invention: fixedly connected with branch on the second splint, logical groove has been seted up on the first splint, branch can lead to the inslot and freely slide, branch is kept away from the one end of second splint is passed logical groove rotates and is connected with the key seat, fixedly connected with kelly on the key seat, the length of kelly is greater than the width that leads to the groove.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model changes the traditional forceps handle and the forceps head into a detachable one, thereby changing different forceps heads according to different application scenes, and meeting the requirement of clamping articles with different sizes, and having the characteristics of convenient use and wide application occasions;

owing to be equipped with the base at first splint and second splint top to make this device have a power supply box and storage tank, supply power to the illumination subassembly through the power supply box, thereby can throw light on to the sample area when taking a sample at night, thereby can accomplish the sample work by single one hand when the night during operation, and the storage tank is convenient for carry out the integral type to tweezers head or other instruments and carries the loss that prevents the instrument.

Drawings

FIG. 1 is a first schematic structural diagram of a tool for extracting rubber residue from a tire impression according to the present invention;

FIG. 2 is a schematic structural diagram of a second tool for extracting rubber residue from a tire impression according to the present invention;

FIG. 3 is a schematic structural diagram III of a tool for extracting rubber residue from a tire impression according to the present invention;

fig. 4 is a bottom view of the extraction tool for rubber residue in tire tread of the present invention.

In the figure: 1. a first splint; 11. a through groove; 2. a second splint; 21. a strut; 22. a pin boss; 23. a clamping rod; 3. a base; 31. a power supply box; 32. a storage box; 33. a box cover; 34. a gimbal lever; 35. a lighting assembly; 4. a spring; 5. a card box; 51. a slot; 6. a forceps head; 61. a substrate; 62. a forceps head model; 63. and (5) inserting the blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a tool for extracting rubber residues in tire impressions comprises a first clamping plate 1 and a second clamping plate 2, wherein one end of the first clamping plate 1 is hinged to one end of the second clamping plate 2, the other end of the first clamping plate 1 is separated from the other end of the second clamping plate 2, and a connecting part is arranged at the separated end of the first clamping plate 1 and the separated end of the second clamping plate 2; the extraction tool also comprises a forceps head 6 used for clamping objects, and the forceps head 6 can be detachably connected with the connecting part.

Referring to fig. 1-4, the present invention provides an embodiment: the extraction tool further comprises a base 3, the upper ends of the first clamping plate 1 and the second clamping plate 2 being coupled at the side wall of the base 3.

Referring to fig. 1-4, the present invention provides an embodiment: the base 3 comprises a power supply box 31 and a storage box 32 fixedly mounted at the top of the power supply box 31, a box cover 33 is clamped at the top of the storage box 32, a universal rod 34 is mounted on the side wall of the power supply box 31, and a lighting assembly 35 is mounted at the tail end of the universal rod 34.

Referring to fig. 1-4, the present invention provides an embodiment: the connecting part comprises a clamping box 5 fixedly arranged at the lower ends of the first clamping plate 1 and the second clamping plate 2, a slot 51 is arranged in the clamping box 5, the forceps head 6 comprises a base plate 61, and the upper end of the base plate 61 is fixedly connected with an inserting block 63 capable of being inserted into the slot 51 and a forceps head model 62 fixedly connected with the lower end.

Referring to fig. 1-4, the present invention provides an embodiment: the insert 63 is an interference fit with the socket 51.

Referring to fig. 1-4, the present invention provides an embodiment: a spring 4 is arranged between the first clamping plate 1 and the second clamping plate 2.

Referring to fig. 1-4, the present invention provides an embodiment: fixedly connected with branch 21 on the second splint 2 has seted up logical groove 11 on the first splint 1, and branch 21 can freely slide in leading to groove 11, and branch 21 is kept away from the one end of second splint 2 and is passed logical groove 11 and rotate and be connected with key seat 22, fixedly connected with kelly 23 on the key seat 22, and the length of kelly 23 is greater than the width that leads to groove 11.

The working principle is as follows: when the tweezers are used by a user, different tweezers heads 6 are replaced according to different application scenes, each tweezers head 6 is provided with a substrate 61 and an insertion block 63 at the top, but the tweezers head models 62 at the bottom of the substrate 61 are different, so that objects with different sizes can be clamped, and when the tweezers heads are replaced, the insertion blocks 63 can be taken out of the card box 5 by directly holding the substrate 61 with hands and exerting force;

in order to uniformly accommodate a plurality of forceps heads 6 and the device to prevent loss, the utility model also comprises a base 3, the base 3 comprises a power supply box 31 and a storage box 32 fixedly arranged at the top of the power supply box 31, a box cover 33 is clamped at the top of the storage box 32, a universal rod 34 is arranged on the side wall of the power supply box 31, an illumination component 35 is arranged at the tail end of the universal rod 34, the storage box 32 can be used for placing different forceps heads 6 or dividing the storage box 32 into a plurality of partitions for placing sealing bags to carry out sealing collection after sampling;

and in order to make things convenient for the survey crew to take a sample at night, the utility model discloses at the bottom installation power supply box 31 of storage tank 32, power supply box 31 can embed the battery, and the peripheral hardware switch is used for controlling lighting assembly 35, and universal rod 34 is hollow and is used for inside the line of walking, is connected lighting assembly 35 and switch and battery, and lighting assembly 35 can be current LED light.

Be elasticity setting between first splint 1 and the second splint 2, keep away from each other for the separation end of first splint 1 and second splint 2 under the normal state, specifically for set up elastic element between first splint 1 and second splint 2, can set up the torsional spring or set up first splint 1 and second splint 2's upper end as an organic whole for spring 4 or at the junction of first splint 1 and second splint 2, its connecting portion are elastic material such as the higher plastics of toughness, the existence of branch 21 and key seat 22 prevents that first splint 1 and second splint 2 separation angle from carrying on spacingly.

The utility model changes the traditional forceps handle and the forceps head 6 into a detachable type, thereby changing different forceps heads 6 according to different application scenes, thereby satisfying the clamping of articles with different sizes, and having the characteristics of convenient use and wide application occasions;

owing to be equipped with base 3 at first splint 1 and 2 tops of second splint to make this device have a power supply box 31 and storage tank 32, supply power to illumination subassembly 35 through power supply box 31, thereby can throw light on to the sample area when taking a sample at night, thereby can accomplish sample work by single one hand when the night during operation, and storage tank 32 is convenient for carry out the integral type to tweezers head 6 or other instruments and carries the loss that prevents the instrument.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. An extraction tool for rubber residue in tire imprints, characterized by: the clamping device comprises a first clamping plate (1) and a second clamping plate (2), wherein one end of the first clamping plate (1) is hinged with one end of the second clamping plate (2), the other end of the first clamping plate is separated from the other end of the second clamping plate (2), and a connecting part is arranged at the separated end of the first clamping plate (1) and the second clamping plate (2); the extraction tool also comprises a forceps head (6) used for clamping an object, and the forceps head (6) can be detachably connected with the connecting part.

2. The extraction tool of rubber residues in tire indentations as claimed in claim 1, wherein: the extraction tool further comprises a base (3), the upper ends of the first clamping plate (1) and the second clamping plate (2) being coupled at the side wall of the base (3).

3. The extraction tool of rubber residues in tire indentations as claimed in claim 2, characterized in that: base (3) include power supply box (31) and fixed mounting be in storage tank (32) at power supply box (31) top, storage tank (32) top block has case lid (33), universal rod (34) are installed to power supply box (31) lateral wall, terminal installation lighting components (35) of universal rod (34).

4. The extraction tool of rubber residues in tire indentations as claimed in claim 3, wherein: the connecting portion are including setting firmly card box (5) of setting in first splint (1) and second splint (2) lower extreme, be equipped with slot (51) in card box (5), tweezers head (6) are including base plate (61), base plate (61) upper end fixedly connected with can insert inserted block (63), lower extreme fixedly connected with tweezers head model (62) in slot (51).

5. The extraction tool of rubber residues in tire indentations as claimed in claim 4, wherein: the insert block (63) is in interference fit with the slot (51).

6. Tool for the extraction of rubber residues in tire impressions according to any one of claims 1 to 5, characterized in that: a spring (4) is arranged between the first clamping plate (1) and the second clamping plate (2).

7. Tool for the extraction of rubber residues in tire impressions according to any one of claims 1 to 5, characterized in that: fixedly connected with branch (21) on second splint (2), logical groove (11) have been seted up on first splint (1), branch (21) can freely slide in leading to groove (11), branch (21) are kept away from the one end of second splint (2) is passed it is connected with key seat (22) to lead to groove (11) rotation, fixedly connected with kelly (23) on key seat (22), the length of kelly (23) is greater than the width that leads to groove (11).

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