A device for integral cutting, extraction, and preservation of broken glass.

By designing a device comprising a housing and an extractor, the device utilizes an adhesive layer and an alloy roller cutter to achieve precise cutting and preservation of glass breakage, solving the problems of inaccurate cutting and unstable preservation in existing technologies, and ensuring the stability of the cutting process and the integrity of preservation.

CN224286477UActive Publication Date: 2026-05-26HARBIN RAILWAY PUBLIC SECURITY BUREAU
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HARBIN RAILWAY PUBLIC SECURITY BUREAU
Filing Date
2025-05-14
Publication Date
2026-05-26

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Abstract

This utility model discloses a device for the integral cutting, extraction, and preservation of glass breakage, including a housing and an extractor mounted inside the housing. The extractor includes an extractor panel, with a first adhesive layer on one side surface and several support feet spaced circumferentially on the other side surface. A second adhesive layer is provided at the end of each support foot away from the extractor panel. After the extraction operation is completed, the extractor is bonded to the bottom surface of the housing via the second adhesive layer on the support feet, thus being mounted inside the housing. The extractor is stably fixed to the glass near the glass breakage via the first adhesive layer, ensuring that the extractor will not shift during the cutting process, thereby ensuring the accuracy of the cutting. After the cutting is completed, the extractor and the cut glass breakage are stably mounted inside the housing via the second adhesive layer on the support feet, preventing external impacts during preservation and effectively protecting the glass breakage.
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Description

Technical Field

[0001] This utility model relates to the field of evidence extraction technology, specifically to a device for the integral cutting, extraction, and preservation of glass shatters. Background Technology

[0002] Glass is widely used as an essential material in many fields such as construction, transportation, and security. When glass breaks, the treatment of the shattered glass is crucial in accident analysis and evidence extraction. However, existing methods for handling glass shattered glass have significant shortcomings. Traditional cutting and extraction methods often fail to achieve precise overall cutting of the shattered glass, easily leading to further damage to the edges and affecting subsequent testing and analysis. In the preservation stage, there is a lack of effective devices to fix and protect the cut glass shattered glass, making it susceptible to contamination and impacts from the external environment, potentially damaging evidence or samples. Therefore, there is an urgent need for a device that can achieve precise overall cutting and extraction of glass shattered glass and its effective preservation. Utility Model Content

[0003] To solve the above-mentioned technical problems, the technical solution provided by this utility model is as follows: a device for integral cutting, extraction, and preservation of broken glass, comprising a box and an extractor mounted inside the box; the extractor includes an extractor panel, a first adhesive layer is provided on one side surface of the extractor panel, and several support feet are circumferentially spaced on the other side surface, with a second adhesive layer provided at the end of each support foot away from the extractor panel; after the extraction operation is completed, the extractor is bonded to the bottom surface of the box through the second adhesive layer of the support feet, and thus mounted inside the box; a connecting shaft is provided at the center of the side of the extractor panel with the support feet, and a glass cutter extending to the outer edge of the extractor panel is rotatably connected to the connecting shaft, so that the glass cutter rotates around the outer edge of the extractor panel along the connecting shaft.

[0004] Furthermore, the connecting shaft includes a rotating part inserted into the center of the extractor panel, and a mounting part rotatably disposed on the rotating part for connection with the glass cutter. The glass cutter includes a connecting sleeve sleeved outside the mounting part, a handle disposed on one side of the connecting sleeve, the handle extending to one end outside the extractor panel, and a cutting head disposed on one side of the handle.

[0005] Furthermore, an anti-slip cap is fitted onto the top of the mounting part.

[0006] Furthermore, the surface of the mounting part is provided with external threads, and the anti-dislodgement cap is a nut that mates with the external threads on the surface of the mounting part.

[0007] Furthermore, an alloy roller cutter is rotatably provided at the end of the cutting head that contacts the glass.

[0008] Furthermore, the surfaces of the first adhesive layer and the second adhesive layer are covered with release paper, and the outer edge of the release paper is provided with an open end.

[0009] Furthermore, an elastic foam layer is provided between the first adhesive layer and the extractor panel.

[0010] Furthermore, the extractor panel has several outwardly protruding extraction blocks arranged circumferentially on its outer side.

[0011] The advantages of this utility model compared with the prior art are as follows:

[0012] This utility model's extractor can be stably fixed to the glass near the glass breakage point through the first adhesive layer, ensuring that the extractor will not shift during the cutting process, thereby ensuring the cutting accuracy. After cutting, the extractor and the cut glass breakage point are stably mounted in the box by the second adhesive layer of the support feet, avoiding external impacts during storage and effectively protecting the glass breakage point. The release paper covering the surfaces of the first and second adhesive layers has an opening end on the outer edge, making it convenient for users to tear off the release paper, making the pasting operation more convenient and improving the ease of use of the device. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the structure of a device for integral cutting, extraction and preservation of glass breakage according to the present invention.

[0014] Figure 2 This is a schematic diagram of the internal structure of a glass breakage extraction and preservation device according to the present invention.

[0015] Figure 3 This is a schematic diagram of the upper part of the extractor in the disassembled state of a glass breakage integral cutting, extraction and preservation device according to the present invention.

[0016] Figure 4 This is a schematic diagram of the middle part of the extractor in the disassembled state of a glass breakage integral cutting, extraction and preservation device of this utility model. Detailed Implementation

[0017] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. The components of the embodiments of this utility model described and shown in the accompanying drawings can generally be arranged and designed in various different configurations.

[0018] In the description of the embodiments of this utility model, it should be noted that if terms such as "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," or "outer" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship commonly used when the utility model product is in use, they are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, terms such as "first," "second," and "third" are only used to distinguish descriptions and should not be construed as indicating or implying relative importance.

[0019] Furthermore, the use of terms such as "horizontal," "vertical," and "sag" does not imply that the component must be absolutely horizontal or suspended, but rather that it can be slightly tilted. For example, "horizontal" simply means that its direction is more horizontal relative to "vertical," and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0020] In the description of the embodiments of this utility model, "a plurality of" means at least two.

[0021] In the description of the embodiments of this utility model, it should also be noted that, unless otherwise explicitly specified and limited, the terms "set," "install," "connect," and "link" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0022] Example:

[0023] Combined with appendix Figure 1-4This embodiment discloses a device for the integral cutting, extraction, and preservation of glass breakage, including a housing 1 and an extractor 2 installed inside the housing 1. The extractor 2 includes an extractor panel 201, with a first adhesive layer 203 on one side surface and several support feet 202 spaced circumferentially on the other side surface. A second adhesive layer 204 is provided at the end of each support foot 202 away from the extractor panel 201. Release paper 5 covers the surfaces of the first adhesive layer 203 and the second adhesive layer 204, and an opening end 6 is provided along the outer edge of the release paper 5. In addition, in this embodiment, the first adhesive layer 203... An elastic foam layer 205 is also provided between layer 203 and extractor panel 201. Several outwardly protruding extraction blocks 7 are provided on the outer periphery of extractor panel 201. After the extraction operation is completed, extractor 2 is bonded to the inner bottom surface of box 1 through the second adhesive layer 204 of support foot 202, and then set up in box 1. A connecting shaft 3 is provided at the center of one side of extractor panel 201 where support foot 202 is provided. A glass cutter 4 extending to the outer edge of extractor panel 201 is rotatably connected to the connecting shaft 3, so that glass cutter 4 rotates around the outer edge of extractor panel 201 along connecting shaft 3.

[0024] The connecting shaft 3 includes a rotating part 301 inserted into the center of the extractor panel 201. A mounting part 302 connected to the glass cutter 4 is rotatably disposed on the rotating part 301. The glass cutter 4 includes a connecting sleeve 401 sleeved outside the mounting part 302. A handle 402 is disposed on one side of the connecting sleeve 401. The handle 402 extends to one end outside the extractor panel 201, and a cutting head 403 is disposed on one side of the handle. An alloy roller cutter 404 is rotatably disposed at the end of the cutting head 403 that contacts the glass. An anti-detachment cap 303 is sleeved on the top of the mounting part 302. In this embodiment, the surface of the mounting part 302 is provided with external threads, and the anti-detachment cap 303 is a nut that mates with the external threads on the surface of the mounting part 302.

[0025] In use, firstly, the side of the extractor panel 201 with the first adhesive layer 203 faces the intact area of ​​the glass near the glass breakage. Peel off the release paper on the surface of the first adhesive layer 203 and fix the extractor 2 to the glass through the first adhesive layer 203, so that the extractor 2 is stably located around the glass breakage. The elastic foam layer 205 at the bottom of the first adhesive layer 203 can better fit the glass breakage with different curvatures. At this time, the support feet 202 are circumferentially spaced on the other side of the extractor panel 201, and the surface of the second adhesive layer 204 at the end of the support feet 202 away from the extractor panel 201 is covered with release paper and is not yet bonded to other parts.

[0026] Connect the connecting shaft to the extractor panel, then connect the glass cutter to the connecting shaft. Hold the handle 402 of the glass cutter 4 and rotate the glass cutter 4 around the outer edge of the extractor panel 201 along the connecting shaft 3. The alloy roller cutter 404 at the end of the cutting head 403 that contacts the glass contacts the glass around the glass break during rotation. By applying appropriate pressure, the alloy roller cutter 404 rolls on the glass surface, thereby cutting the glass along a preset path and realizing the overall cutting and extraction of the glass break. During the cutting process, the anti-detachment cap 303 is threadedly connected to the top of the mounting part 302 to prevent the glass cutter 4 from falling off the mounting part 302, ensuring the safety and stability of the cutting operation.

[0027] After the cutting operation is completed, the extractor 2 with the cut glass break is removed from the glass. The extractor is then easily extracted by applying force through the extraction block 7 on the outside of the extractor panel 201. The release paper on the surface of the second adhesive layer 204 of the support foot 202 is peeled off, and the extractor 2 is bonded to the bottom surface of the box 1 through the second adhesive layer 204 of the support foot 202, so that the extractor 2 is set up inside the box 1, thereby fixing the cut glass break inside the box 1 and completing the preservation operation.

[0028] All standard parts used in this utility model can be purchased from the market, and irregular parts can be customized according to the description and drawings. The specific connection methods of each part adopt conventional methods such as bolts, rivets, and welding that are mature in the prior art. The machinery, parts and equipment adopt conventional models in the prior art. In addition, the circuit connection adopts conventional connection methods in the prior art, which will not be described in detail here. The contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0029] The present invention and its embodiments have been described above. This description is not restrictive, and the accompanying drawings are only one embodiment of the present invention; the actual structure is not limited thereto. In conclusion, if those skilled in the art are inspired by this description and design similar structures and embodiments without departing from the inventive spirit of the present invention, such designs should fall within the protection scope of the present invention.

Claims

1. A device for integral cutting, extraction, and preservation of glass breakage, characterized in that, The device includes a housing and an extractor mounted inside the housing. The extractor includes an extractor panel with a first adhesive layer on one side and several support legs spaced circumferentially on the other side. A second adhesive layer is provided at the end of each support leg away from the extractor panel. After extraction, the extractor is bonded to the bottom surface of the housing via the second adhesive layer on the support legs, thus being mounted inside the housing. A connecting shaft is located at the center of the side of the extractor panel with the support legs. A glass cutter extending to the outer edge of the extractor panel is rotatably connected to the connecting shaft, allowing the glass cutter to rotate around the outer edge of the extractor panel along the connecting shaft.

2. The device for integral cutting, extraction, and preservation of glass breakage according to claim 1, characterized in that, The connecting shaft includes a rotating part inserted into the center of the extractor panel. A mounting part connected to a glass cutter is rotatably disposed on the rotating part. The glass cutter includes a connecting sleeve sleeved outside the mounting part. A handle is disposed on one side of the connecting sleeve. The handle extends to one end outside the extractor panel, and a cutting head is disposed on one side of the handle.

3. The device for integral cutting, extraction, and preservation of glass breakage according to claim 2, characterized in that, The top of the mounting part is fitted with an anti-detachment cap.

4. The device for integral cutting, extraction, and preservation of glass breakage according to claim 3, characterized in that, The mounting part has an external thread on its surface, and the anti-dislodgement cap is a nut that mates with the external thread on the mounting part.

5. The device for integral cutting, extraction, and preservation of glass breakage according to claim 2, characterized in that, An alloy roller cutter is rotatably mounted at the end of the cutting head that contacts the glass.

6. The device for integral cutting, extraction, and preservation of glass breakage according to claim 1, characterized in that, The surfaces of the first adhesive layer and the second adhesive layer are covered with release paper, and the outer edge of the release paper is provided with an open end.

7. The device for integral cutting, extraction, and preservation of glass breakage according to claim 6, characterized in that, An elastic foam layer is also provided between the first adhesive layer and the extractor panel.

8. The device for integral cutting, extraction, and preservation of glass breakage according to claim 7, characterized in that, The extractor panel has several outwardly protruding extraction blocks arranged circumferentially on its outer side.