Poultry slaughtering cutting tool capable of adjusting cutting size

By designing an adjustable-size poultry slaughtering cutter, and utilizing a limiting ring, sliding rod, and protective components to achieve quick cutter replacement and protection, the problem of high procurement costs for multiple sizes of cutters in existing technologies is solved, and operational efficiency and cutter durability are improved.

CN224069595UActive Publication Date: 2026-04-03SHANDONG SENJIA FOOD CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-25
Publication Date
2026-04-03

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Abstract

The utility model relates to the technical field of cutters, and discloses a poultry slaughtering cutter capable of adjusting the cutting size, which comprises a cutter handle, a cutter is slidably connected in the cutter handle, a connecting column is slidably connected in the cutter handle, a limiting ring is slidably connected in the connecting column, a sliding rod is slidably connected in the limiting ring, and the sliding rod is slidably connected in the cutter handle. A plurality of limiting plates are rotatably connected to the outer side of the sliding rod, a second spring is fixedly connected to the interior of the connecting column, a cutter shell is slidably connected to the outer side of the cutter, a limiting assembly used for limiting the cutter shell is fixedly connected to the outer side of the cutter shell, and a protection assembly used for protecting the cutter is arranged in the cutter. According to the slaughter knife, the overall purchase cost is reduced, due to the fact that the service life of the knife handle and other components is relatively long, frequent replacement is not needed, the cost caused by frequent replacement of the whole knife is also reduced, and a lot of cost can be saved for slaughter work from the long-term view.
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Description

Technical Field

[0001] This utility model relates to the field of cutting tool technology, and in particular to a poultry slaughtering and cutting tool with adjustable cutting size. Background Technology

[0002] Poultry slaughtering and cutting knives, including slaughtering knives and cutting knives, are used in the slaughtering, defecation, cutting, body cavity processing, and segmentation processes. They offer benefits such as improved work efficiency, guaranteed meat quality, ease of cleaning and disinfection, reduced labor intensity, and the ability to meet diverse needs. Poultry slaughtering and cutting knives, such as slaughtering knives and cutting knives, are used in the slaughtering, defecation, fine cutting, body cavity processing, and part segmentation processes. They have significant advantages such as improved work efficiency, guaranteed meat quality, ease of cleaning and hygiene, reduced labor intensity, and the ability to meet diverse slaughtering and processing needs.

[0003] Adjustable-size poultry slaughtering cutters generally consist of blades, a blade holder, and a protective device. They utilize pressure and mechanical motion principles to achieve cutting, adjust the size through screw transmission and guide rail principles, ensure precise cutting position through guiding and positioning principles, and prevent operator injury through safety protection principles.

[0004] Existing adjustable-cutting-size poultry slaughtering cutters cannot solve the problem of needing to purchase multiple sizes of cutters. If existing adjustable-cutting-size poultry slaughtering cutters cannot solve the problem of needing to purchase multiple sizes of cutters, it will increase procurement and management costs, make it time-consuming to change cutters and affect the continuity of operation, make it unable to flexibly respond to special situations and limit process improvement, and make it narrow in scope of application and risk of resource waste. Therefore, an adjustable-cutting-size poultry slaughtering cutter is proposed to solve the above problems. Utility Model Content

[0005] To overcome the above shortcomings, this utility model provides an adjustable cutting size poultry slaughtering cutting knife, aiming to improve the problem of the inability to solve the problem of needing to purchase knives of various sizes in the existing technology.

[0006] To achieve the above objectives, the present invention adopts the following technical solution:

[0007] An adjustable-cutting-size poultry slaughtering and cutting knife includes a handle, a knife slidably connected inside the handle, a connecting post slidably connected inside the handle, a limiting ring slidably connected inside the connecting post, a sliding rod slidably connected inside the limiting ring, multiple limiting plates rotatably connected to the outer side of the sliding rod, a spring two fixedly connected inside the connecting post, a knife shell slidably connected to the outer side of the knife, a limiting component for limiting the knife shell fixedly connected to the outer side of the knife shell, and a protective component for protecting the knife inside the knife.

[0008] As a further description of the above technical solution:

[0009] The limiting component includes two connecting blocks. The outer side of the connecting block is fixedly connected to the outer side of the blade shell. A rotating plate is rotatably connected inside the connecting block. One end of the rotating plate is fixedly connected to a connecting block. A fixed block slides on the outer side of the connecting block.

[0010] As a further description of the above technical solution:

[0011] The protective component includes an inner layer, the outer side of which is fixedly connected to the inside of the cutting tool, and an outer layer is fixedly connected to the outer side of the inner layer.

[0012] As a further description of the above technical solution:

[0013] A spring three is fixedly connected inside the connecting block one, and the other end of the spring three is fixedly connected to one side of the rotating plate;

[0014] As a further description of the above technical solution:

[0015] The outer side of the rotating plate is slidably connected to the outer side of the fixed block, and the other side of the fixed block is fixedly connected to the outer side of the tool holder;

[0016] As a further description of the above technical solution:

[0017] The outer side of the limiting plate is slidably connected to the inside of the limiting ring, and the other end of the connecting post is slidably connected to the outer side of the sliding rod;

[0018] As a further description of the above technical solution:

[0019] The outer side of the limiting plate is slidably connected to the inside of the knife handle, and the outer side of the connecting post is slidably connected to the inside of the knife handle;

[0020] As a further description of the above technical solution:

[0021] A spring is fixedly connected to the inner side of the limiting plate, and the other end of the spring is fixedly connected to the outer side of the sliding rod.

[0022] This utility model has the following beneficial effects:

[0023] 1. In this utility model, a limiting ring works in conjunction with a sliding rod, which in turn works with a limiting plate, and the limiting plate works in conjunction with a connecting post to enable the replacement of knives of different sizes. Traditional fixed-knife designs require the purchase of multiple complete sets of knives if different sizes are needed, which undoubtedly increases procurement costs. This replaceable-knife mechanism, however, only requires the purchase of different sized blades; the handle and other components can be reused, reducing overall procurement costs. Since the handle and other components have a relatively long lifespan, frequent replacements are unnecessary, further reducing the costs associated with frequent replacements of the entire knife set. In the long run, this can significantly save costs for slaughtering operations.

[0024] 2. In this utility model, by using a spring, a rotating plate, a connecting block, and a fixing block, the blade can be protected when not in use. Poultry slaughtering and cutting knives need to maintain a sharp edge to ensure cutting effectiveness and work efficiency. When not in use, the blade is exposed, and it will collide and rub against other objects, leading to chipping, wear, or chipping. By storing the blade inside the casing, contact between the blade and external objects is prevented, effectively protecting its sharpness and extending its service life.

[0025] 3. In this utility model, the durability is improved by combining the inner layer with the blade and the outer layer with the blade. The high-carbon steel inner layer provides the core strength and toughness of the blade, making it less prone to breakage or deformation. The stainless steel outer layer plays a protective role, preventing external factors from corroding the inner layer. The combination of the two greatly improves the durability of the blade and reduces the frequency of blade replacement. Attached Figure Description

[0026] Figure 1 This is a three-dimensional schematic diagram of an adjustable-cutting-size poultry slaughtering and cutting knife proposed in this utility model.

[0027] Figure 2 This is a schematic diagram of the blade shell of an adjustable-cutting-size poultry slaughtering and cutting knife proposed in this utility model;

[0028] Figure 3 This is a schematic diagram of the sliding rod of an adjustable-cutting-size poultry slaughtering and cutting knife proposed in this utility model;

[0029] Figure 4 for Figure 3 Enlarged view of point A in the middle;

[0030] Figure 5 for Figure 3 Enlarged view of point B in the middle;

[0031] Figure 6 for Figure 3 Enlarged view of point C in the middle.

[0032] Legend:

[0033] 1. Handle; 2. Cutting tool; 3. Tool case; 4. Restricting ring; 5. Sliding rod; 6. Spring 1; 7. Restricting plate; 8. Connecting post; 9. Spring 2; 10. Connecting block 1; 11. Spring 3; 12. Rotating plate; 13. Connecting block 2; 14. Fixing block; 15. Inner layer; 16. Outer layer. Detailed Implementation

[0034] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0035] Reference Figure 1 , Figure 3 and Figure 4 One embodiment of this utility model is a poultry slaughtering and cutting knife with adjustable cutting size, including a handle 1. The handle 1 is made of high-strength plastic material with ergonomic design, which is comfortable to hold and durable. The knife 2 is slidably connected inside the handle 1. This sliding connection method allows the knife 2 to be stably placed inside the handle 1 and to be easily pulled out for use when needed. A connecting post 8 is slidably connected inside the handle 1. The connecting post 8 is made of metal and is sturdy. Its outer side is precisely slidably connected inside the handle 1, which ensures connection stability while allowing for flexible displacement.

[0036] The connecting post 8 has a sliding connection to a limiting ring 4 inside. The design of the limiting ring 4 can effectively limit the position of the connecting post 8. The limiting ring 4 has a sliding connection to a sliding rod 5 inside. The sliding rod 5 can slide smoothly within the limiting ring 4, making operation convenient. The other end of the connecting post 8 is slidably connected to the outside of the sliding rod 5. Through this connection method, the movement of the sliding rod 5 can effectively drive the corresponding movement of the connecting post 8. The outside of the sliding rod 5 is rotatably connected to multiple limiting plates 7. The limiting plates 7 can rotate flexibly around the sliding rod 5. The inside of the limiting plate 7 is fixedly connected to a spring 6. The spring 6 has good elasticity. Its other end is fixedly connected to the outside of the sliding rod 5. When not subjected to external force.

[0037] Spring 6 pushes the limiting plate 7 outward, and the outer side of the limiting plate 7 is slidably connected to the inside of the tool holder 1. At the same time, the outer side of the limiting plate 7 is also slidably connected to the inside of the limiting ring 4. In this way, the limiting plate 7 can effectively limit the relative position between the tool holder 1, the connecting post 8 and the limiting ring 4 under the action of spring 6. Spring 9 is fixedly connected inside the connecting post 8. Spring 9 can provide a buffering effect when the connecting post 8 is subjected to external force, ensuring the stability of the structure. The outer side of the tool 2 is slidably connected to the tool shell 3. The tool shell 3 can provide good protection for the tool 2 when it is not in use. The outer side of the tool shell 3 is fixedly connected to a limiting component for limiting the tool shell 3. This limiting component can prevent the tool shell 3 from detaching from the tool 2 under unexpected circumstances. The inside of the tool 2 is provided with a protective component for protecting the tool 2, which can improve the durability of the tool 2.

[0038] Reference Figure 2 , Figure 3 and Figure 5 The limiting component includes two connecting blocks 10, which play a key role in connection and support. A spring 3 11 is fixedly connected inside the connecting block 10. The spring 3 11 has a strong elastic restoring force. The outer side of the connecting block 10 is fixedly connected to the outer side of the blade shell 3, which firmly connects the spring 3 11 to the blade shell 3. A rotating plate 12 is rotatably connected inside the connecting block 10. The rotating plate 12 can rotate flexibly inside the connecting block 10. The other end of the spring 3 11 is fixedly connected to one side of the rotating plate 12. When the spring 3 11 is compressed or extended, it can drive the rotating plate 12 to rotate accordingly.

[0039] One end of the rotating plate 12 is fixedly connected to a connecting block 13, which can move with the rotation of the rotating plate 12. A fixing block 14 is slidably connected to the outside of the connecting block 13. The outside of the rotating plate 12 is slidably connected to the outside of the fixing block 14. The other side of the fixing block 14 is fixedly connected to the outside of the tool holder 1. With this structure, when the rotating plate 12 is pressed, the connecting block 13 can be disengaged from the fixing block 14, thus separating the tool shell 3 from the tool 2. When the rotating plate 12 is released, the spring 11 rebounds, allowing the connecting block 13 to re-engage with the fixing block 14, thus completing the protection of the tool 2 by the tool shell 3.

[0040] Reference Figure 2 , Figure 6 The protective components include an inner layer 15, which is made of high carbon steel and has high hardness and good wear resistance. Its outer side is fixedly connected to the inside of the knife 2, providing the main cutting strength for the knife 2. An outer layer 16 is fixedly connected to the outer side of the inner layer 15. The outer layer 16 is made of stainless steel and can effectively resist the corrosion of meat and blood, further improving the service life of the knife 2.

[0041] Working principle: When the operator needs to use knife 2 to slaughter poultry, they can press one side of the rotating plate 12 to make it slide downwards. The bottom of the rotating plate 12 rotates inside the connecting block 10. Therefore, when one side of the rotating plate 12 is pressed, one end of the rotating plate 12 slides downwards, and the other end tilts upwards, thereby moving the connecting block 13 and causing it to disengage from the fixing block 14. At this time, the knife shell 3 can be removed from the outside of the knife 2, and the knife 2 can then be used. When it is no longer needed, the rotating plate 12 can be removed. Pressing one end of the movable plate 12 causes the end connected to the connecting block 13 to tilt upwards. Then, slide the outer side of the tool 2 into the inside of the tool housing 3, causing the connecting block 13 to slide to the outer side of the fixed block 14. Then release the pressed rotating plate 12. The rotating plate 12 will then be pushed upwards by the compressed spring 11, causing the end of the rotating plate 12 connected to the connecting block 13 to slide downwards, thereby allowing the connecting block 13 to slide into the inside of the fixed block 14, completing the connection between the rotating plate 12 and the fixed block 14. This ensures that the tool 2 is protected when it is not in use.

[0042] When the size of the tool 2 is unsuitable, the sliding rod 5 can be pressed into the inner part of the limiting ring 4, causing it to slide into the inner part of the connecting post 8. When the sliding rod 5 is not pressed, the multiple limiting plates 7 connected to the outer side of the sliding rod 5 are pushed outward by the spring 6, thus limiting the limiting plates 7 inside the connecting post 8. This restricts the limiting ring 4 and the connecting post 8, thereby fixing the two tool holders 1 and restricting the tool 2. When the sliding rod 5 is pressed into the inner part of the limiting ring 4, it causes the multiple limiting plates 7 to slide into the inner part of the limiting ring 4. At this time, the limiting plates 7 are squeezed into the inner part of the limiting ring 4, causing them to disengage from the inner part of the connecting post 8. Then the connecting post 8 can be... Remove the tool 2 from the inside of the tool holder 1, and then remove the retaining ring 4 from the inside of the tool holder 1 to separate the tool holder 1 into two parts. Then, the tool 2 can be removed from the inside of the tool holder 1 for replacement. When it is necessary to reinstall the tool 2, the connecting post 8 can be placed back into the inside of the tool holder 1. Then, slide the retaining ring 4 into the inside of the connecting post 8. When the retaining plate 7 slides into the inside of the tool holder 1 and the connecting post 8, it will be squeezed by the inner wall and return to the inside of the retaining ring 4. Then, when the retaining plate 7 slides into the inside of the connecting post 8, the squeezed retaining plate 7 will be pushed into the slot opened inside the connecting post 8 by the compressed spring 6, thereby achieving the effect of quickly changing the tool 2 of different sizes.

[0043] The knife 2 contains an inner layer 15, which is made of high-carbon steel, suitable for the frequent use of slaughtering environments. After proper heat treatment, the high-carbon steel knife 2 can achieve better cutting results and a longer service life. An outer layer 16 is fixedly connected to the outside of the inner layer 15. The outer layer 16 is made of stainless steel, which can resist the corrosion of meat and blood and maintain the sharpness of the blade.

[0044] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. An adjustable-size poultry slaughtering and cutting knife, comprising a handle (1), characterized in that: The tool handle (1) is slidably connected to the inside of the tool handle (1), and a connecting post (8) is slidably connected to the inside of the tool handle (1). A limiting ring (4) is slidably connected to the inside of the connecting post (8). A sliding rod (5) is slidably connected to the inside of the limiting ring (4). Multiple limiting plates (7) are rotatably connected to the outside of the sliding rod (5). A spring (9) is fixedly connected to the inside of the connecting post (8). A tool shell (3) is slidably connected to the outside of the tool handle (2). A limiting component for limiting the tool shell (3) is fixedly connected to the outside of the tool shell (3). A protective component for protecting the tool (2) is provided inside the tool handle (2).

2. The poultry slaughtering and cutting knife with adjustable cutting size according to claim 1, characterized in that: The limiting component includes two connecting blocks (10). The outer side of the connecting block (10) is fixedly connected to the outer side of the blade shell (3). The inner side of the connecting block (10) is rotatably connected to a rotating plate (12). One end of the rotating plate (12) is fixedly connected to a connecting block (13). The outer side of the connecting block (13) is slidably attached to a fixing block (14).

3. The poultry slaughtering and cutting knife with adjustable cutting size according to claim 1, characterized in that: The protective component includes an inner layer (15), the outer side of which is fixedly connected to the inside of the cutting tool (2), and an outer layer (16) is fixedly connected to the outer side of the inner layer (15).

4. The poultry slaughtering and cutting knife with adjustable cutting size according to claim 2, characterized in that: A spring three (11) is fixedly connected inside the connecting block one (10), and the other end of the spring three (11) is fixedly connected to one side of the rotating plate (12).

5. The poultry slaughtering and cutting knife with adjustable cutting size according to claim 2, characterized in that: The outer side of the rotating plate (12) is slidably connected to the outer side of the fixed block (14), and the other side of the fixed block (14) is fixedly connected to the outer side of the knife handle (1).

6. The poultry slaughtering and cutting knife with adjustable cutting size according to claim 1, characterized in that: The outer side of the limiting plate (7) is slidably connected to the inside of the limiting ring (4), and the other end of the connecting post (8) is slidably connected to the outer side of the sliding rod (5).

7. The poultry slaughtering and cutting knife with adjustable cutting size according to claim 1, characterized in that: The outer side of the limiting plate (7) is slidably connected to the inside of the handle (1), and the outer side of the connecting post (8) is slidably connected to the inside of the handle (1).

8. The poultry slaughtering and cutting knife with adjustable cutting size according to claim 1, characterized in that: A spring (6) is fixedly connected to the inner side of the limiting plate (7), and the other end of the spring (6) is fixedly connected to the outer side of the sliding rod (5).