Knocking type peel loosening device

By designing a knock-on loosening device, using a curved grip handle and a detachable connection, the problems of low efficiency and high physical consumption of loosening operations in the prior art are solved, and efficient and continuous loosening operations are achieved and the needs of different thicknesses of meat are adapted.

CN223040859UActive Publication Date: 2025-07-01GUILIN NORMAL COLLEGE
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Patent Information

Application Number
CN202422294140.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-09-20
Publication Date
2025-07-01
Estimated Expiration
2034-09-20

AI Technical Summary

Technical Problem

In the prior art, during the production process of pot roasting, pork buckles, etc., the efficiency of loosening of the skin is low, and the straight-holding skin loosening device causes the staff to consume a lot of physical strength and cannot operate continuously for a long time, which affects the production efficiency.

Method used

A knock-on loosening device is designed. Through the curved grip handle, the staff can drive the loosening device to perform vertical skin loosening operation on the flesh surface through wrist movement, instead of the straight-sticking operation, and adapt to meat of different thicknesses through the removable connection and puncture needle adjustment part.

Benefits of technology

It improves the efficiency of making pot roasts, pork buckles, etc., reduces the physical energy consumption of staff, achieves long-term continuous operation, and enhances the practicality and adaptability of the skin loosening device.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a knock style skin loosing ware relates to food material processing equipment technical field, including puncture part and hand-held part, puncture part includes fixed base and connect a plurality of first puncture needle at the bottom end of fixed base, hand-held part includes connecting rod and holding rod, connecting rod is connected with the side end of fixed base, and the holding rod is connected with the side end of fixed base. The central axis of the connecting rod intersects with the plane where the bottom end of the fixed base is located at a first preset angle, the holding rod is connected with the end, away from the fixed base, of the connecting rod, and the central axis of the holding rod intersects with the central axis of the connecting rod at a second preset angle. The problems that in the prior art, due to the fact that chopsticks or toothpicks are used for conducting skin loosening operation on meat, the making efficiency of pot cooking, meat braising and the like is low, and due to the fact that a straight holding type skin loosening device is used for conducting direct inserting type skin loosening operation on the meat, labor consumed by workers is large, and the skin loosening operation cannot be continuously conducted on the meat for a long time are solved. The technical problem of low making efficiency of pot cooking, braised meat and the like is further solved.
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Description

Technical Field

[0001] The utility model belongs to the technical field of food processing equipment, and particularly relates to a percussion type skin loosener. Background Art

[0002] As people's favorite foods, in the production process of pot-roasted pork and braised pork belly, it is first necessary to steam the pork neck or pork belly to make it soft, and then perform the skin loosening work, that is, perforate the pig skin of the pork neck or pork belly. The purpose of this operation is to make the pig skin of the pork neck or pork belly expand, taste good, and become crispy during the subsequent frying process.

[0003] At present, the skin loosening process of pork neck or pork belly mostly uses a pair of chopsticks or toothpicks for operation, which is inconvenient to use and results in low production efficiency of pot-roasted pork, braised pork belly, etc.; there are also special skin looseners sold on the market, but the existing skin looseners are all straight-grip type skin looseners. By the movement of the elbow joint, the entire forearm moves up and down, so that the skin loosener performs an up-and-down straight insertion type skin loosening operation. The staff consumes a lot of physical strength, easily causes soreness and fatigue in the arms, and cannot continuously perform the skin loosening operation on the meat for a long time, resulting in low production efficiency of pot-roasted pork, braised pork belly, etc. Content of the Utility Model

[0004] The purpose of the utility model is to provide a percussion type skin loosener, so as to overcome the technical problems in the prior art that the production efficiency of pot-roasted pork, braised pork belly, etc. is low due to using chopsticks or toothpicks to perform the skin loosening operation on the meat, and that the staff consumes a lot of physical strength and cannot continuously perform the skin loosening operation on the meat for a long time due to using a straight-grip type skin loosener to perform a straight insertion type skin loosening operation on the meat, thereby affecting the low production efficiency of pot-roasted pork, braised pork belly, etc. The specific technical solutions are as follows:

[0005] A percussion type skin loosener includes a puncture part and a handheld part;

[0006] The puncture part includes a fixed base and a plurality of first puncture needles, and the plurality of first puncture needles are connected to the bottom end of the fixed base;

[0007] The handheld part includes a connecting rod and a holding rod. One end of the connecting rod is connected to the fixed base, and the other end is connected to the holding rod. The connecting rod is inclined. The horizontal included angle between the connecting rod and the fixed base is set as angle A, and the horizontal included angle between the connecting rod and the holding rod is set as angle B.

[0008] Preferably, the connecting rod and the holding rod are integrally structured.

[0009] Preferably, the connecting rod and the fixed base are detachably connected through a disassembly structure, and the disassembly structure includes a mounting hole, a mounting protrusion, a fixing through hole, and a fixing bolt;

[0010] The mounting hole is provided at one end of the fixed base connected to the connecting rod;

[0011] The mounting protrusion is provided at one end of the connecting rod connected to the fixed base, and a through hole is provided thereon;

[0012] The fixed through hole is provided at one end of the fixed base connected to the connecting rod, penetrates through the fixed base and communicates with the mounting hole, and the axial direction of the fixed through hole is perpendicular to the plane where the bottom end of the fixed base is located;

[0013] When the mounting protrusion is inserted into the mounting hole, the fixing bolt penetrates through the fixed through hole and the through hole to fix the connecting rod on the fixed base.

[0014] Preferably, a plurality of second puncture needles are provided at the top end of the fixed base, and the diameter of the second puncture needle is not equal to the diameter of the first puncture needle.

[0015] Preferably, a puncture needle adjusting part is provided on the fixed base. The puncture needle adjusting part includes a limit frame, an adjusting rod and an adjusting bolt. Mounting through holes are provided through the four corners of the fixed base. The adjusting rod is installed in the mounting through holes. A plurality of adjusting threaded holes are provided on the adjusting rod. The limit frame is slidably sleeved on the adjusting rod. An adjusting hole is provided on the limit frame. By sliding the limit frame to make the adjusting hole correspond to any one of the adjusting threaded holes, the adjusting bolt is threadedly connected to the adjusting threaded hole, and the limit frame is fixedly connected to the adjusting rod through the adjusting bolt.

[0016] Preferably, the fixed base, the connecting rod, the holding rod, the first puncture needle, the second puncture needle and the limit frame are all made of stainless steel.

[0017] Preferably, a holding sleeve is provided on the holding rod. The holding sleeve includes a sponge layer and a rubber layer;

[0018] The sponge layer is sleeved on the holding rod, and the rubber layer is sleeved on the outside of the sponge layer.

[0019] Preferably, the size of the angle A is A = 45°, and the size of the angle B is B = 45°.

[0020] Compared with the existing technology, the utility model has the following beneficial effects:

[0021] 1. A percussion-type meat skin loosener provided by the present utility model. By setting a curved holding handle, the staff can drive the meat skin loosener to perform meat skin loosening operations in a manner perpendicular to the meat surface simply through wrist movements, replacing the direct insertion-type meat skin loosening operation with a percussion-type meat skin loosening operation, solving the technical problems in the prior art that when using chopsticks or toothpicks to perform meat skin loosening operations, the production efficiency of dishes such as pot-roasted pork and braised pork is low, and when using a straight-grip meat skin loosener to perform direct insertion-type meat skin loosening operations on meat, the staff consumes a large amount of physical strength and cannot continuously perform meat skin loosening operations on meat for a long time, thus affecting the low production efficiency of dishes such as pot-roasted pork and braised pork.

[0022] 2. By setting the connecting rod to be detachably connected to the fixed base, the present utility model facilitates the storage of the meat skin loosener when not in use.

[0023] 3. By setting a second puncture needle at the top of the fixed base, and the diameter of the second puncture needle being different from that of the first puncture needle, and combining the detachable connection between the connecting rod and the fixed base, the present utility model can provide two different sizes of holes for the meat through the meat skin loosening operation, improving the practicability of the present utility model.

[0024] 4. By setting a puncture needle adjustment part to adjust the position of the limit frame on the adjustment rod, thereby adjusting the length of the first puncture needle or the second puncture needle passing through the limit frame, and indirectly adjusting the length of the first puncture needle or the second puncture needle in a shielding manner, so that the present utility model can adapt to the meat skin loosening requirements of different thicknesses of meat, improving the practicability of the present utility model.

[0025] 5. A holding sleeve is provided on the holding rod, and the holding sleeve is composed of a sponge layer and a rubber layer. The sponge layer is sleeved on the holding rod, and the rubber layer is sleeved on the outside of the sponge layer. The sponge layer provides a shock-absorbing effect, reducing the anti-shock effect received by the staff during the meat skin loosening process. The rubber layer not only further improves the shock-absorbing effect but also provides an anti-slip effect, preventing the staff's hand from slipping off the meat skin loosener during the meat skin loosening process. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following will briefly introduce the drawings required for description in the embodiments. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn to actual scale.

[0027] Figure 1 is a side view of the present utility model.

[0028] Figure 2 is a structural schematic diagram of the present utility model.

[0029] Figure 3It is a schematic structural diagram when the puncturing part and the handheld part are separated (without fixing bolts) in the present utility model.

[0030] Figure 4 It is a bottom view of the fixed base and the first puncturing needle in the present utility model.

[0031] Main reference numerals description:

[0032] 1 - Fixed base, 2 - First puncturing needle, 3 - Connecting rod, 4 - Holding rod, 5 - Mounting hole, 6 - Mounting protrusion, 7 - Fixed through hole, 8 - Fixing bolt, 9 - Through hole, 10 - Second puncturing needle, 11 - Limiting frame, 12 - Mounting through hole, 13 - Adjusting rod, 14 - Adjusting bolt, 15 - Adjusting threaded hole, 16 - Adjusting hole, 17 - Holding sleeve. Detailed implementation manners

[0033] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0034] In the description of the present utility model, it should be noted that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "top part", "bottom part", "top surface", "bottom surface", "inner", "outer", "inner side", "outer side", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model.

[0035] In the description of the present utility model, the meaning of "several" is one or more, the meaning of "multiple" is two or more, and understandings such as "greater than", "less than", "exceeding", etc. do not include the present number, and understandings such as "above", "below", "within", etc. include the present number. If there is a description of the terms "first", "second", "third", etc., it is only for the purpose of description and distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features or implicitly indicating the sequence relationship of the indicated technical features.

[0036] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installation", "connection", "linkage", and "setting" should be understood in a broad sense. For example, it 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 directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations. The following describes the embodiments according to the overall structure of the present utility model.

[0037] Embodiment

[0038] As Figures 1 to 4 shown, a percussion-type skin loosener includes a puncture part and a handheld part.

[0039] The puncture part includes a fixed base 1 and a plurality of first puncture needles 2, and the plurality of first puncture needles 2 are connected to the bottom end of the fixed base 1.

[0040] Specifically, the axial direction of the first puncture needle 2 is perpendicular to the plane where the bottom end of the fixed base 1 is located. The first puncture needles 2 are distributed in a cross shape along the length direction of the fixed base 1. The fixed base 1 is rectangular in shape, and the materials of the fixed base 1 and the first puncture needles 2 are both stainless steel.

[0041] The handheld part includes a connecting rod 3 and a holding rod 4. The connecting rod 3 and the holding rod 4 are of an integral structure. One end of the connecting rod 3 is connected to the fixed base 1, and the other end is connected to the holding rod 4. The connecting rod 3 is obliquely arranged. The horizontal angle between the connecting rod 3 and the fixed base 1 is set as angle A, and the horizontal angle between the connecting rod 3 and the holding rod 4 is set as angle B.

[0042] Specifically, as Figure 1 shown, the sizes of both angle A and angle B are 45°, and the materials of the connecting rod 3 and the holding rod 4 are both stainless steel.

[0043] In some embodiments, the connecting rod 3 and the fixed base 1 are detachably connected to improve the convenience of storing the skin loosener.

[0044] Specifically, the connecting rod 3 and the fixed base 1 are detachably connected through a disassembly structure. The disassembly structure includes a mounting hole 5, a mounting protrusion 6, a fixing through hole 7, and a fixing bolt 8. The mounting hole 5 is provided at one end of the fixed base 1 connected to the connecting rod 3. The mounting protrusion 6 is provided at one end of the connecting rod 3 connected to the fixed base 1, and a through hole 9 is provided thereon. The fixing through hole 7 is provided at one end of the fixed base 1 connected to the connecting rod 3, which penetrates the fixed base 1 and communicates with the mounting hole 5. The axial direction of the fixing through hole 7 is perpendicular to the plane where the bottom end of the fixed base 1 is located. When the mounting protrusion 6 is inserted into the mounting hole 5, the fixing bolt 8 penetrates the fixing through hole 7 and the through hole 9 to fix the connecting rod 3 on the fixed base 1.

[0045] In some embodiments, a plurality of second puncture needles 10 are provided at the top end of the fixed base 1. The diameters of the first puncture needle 2 and the second puncture needles 10 are not equal, and the material of the second puncture needles 10 is stainless steel.

[0046] Among them, by providing the second puncture needles 10 at the top end of the fixed base 1, and the diameters of the second puncture needles 10 being not equal to the diameter of the first puncture needle 2, combined with the connecting rod 3 and the fixed base 1 being detachably connected, the skin loosening device provided by the present application can provide two different diameters of puncture holes for the meat through the first puncture needle 2 and the second puncture needles 10 with different diameters, improving the practicability of the present application. When the first puncture needle 2 is selected for skin loosening operation, one end of the connecting rod 3 away from the fixed base 1 is inclined upward. When the second puncture needles 10 are selected for skin loosening operation, one end of the connecting rod 3 away from the fixed base 1 is inclined downward, that is, the connecting rod 3 when the second puncture needles 10 are selected for skin loosening operation is symmetrical to the connecting rod 3 when the first puncture needle 2 is selected for skin loosening operation with respect to the central axis of the mounting hole 5.

[0047] In some embodiments, a puncture needle adjusting portion is provided on the fixed base 1. The puncture needle adjusting portion includes a limit frame 11, a plurality of mounting through holes 12, a plurality of adjusting rods 13, and a plurality of adjusting bolts 14. The mounting through holes 12 penetrate through the fixed base 1, and their axial directions are perpendicular to the plane where the bottom end of the fixed base 1 is located. The plurality of mounting through holes 12 are distributed on the outer peripheral sides of the first puncture needle 2 and the second puncture needle 10. Each adjusting rod 13 is detachably connected to one of the mounting through holes 12. A plurality of adjusting threaded holes 15 are provided on each adjusting rod 13. The limit frame 11 is sleeved on the outer peripheral sides of the plurality of adjusting rods 13, and a plurality of adjusting holes 16 are provided thereon. Each adjusting hole 16 corresponds to the plurality of adjusting threaded holes 15 of one of the adjusting rods 13. Each adjusting bolt 14 penetrates through one of the adjusting holes 16 and one of the adjusting threaded holes 15 to fix the limit frame 11 at a specified position on the adjusting rod 13.

[0048] Specifically, in this embodiment, the number of the mounting through holes 12 is four. The four mounting through holes 12 are arranged in an array on the fixed base 1. The numbers of the adjusting rods 13 and the adjusting bolts 14 are both equal to the number of the mounting through holes 12. Therefore, the numbers of the adjusting rods 13 and the adjusting bolts 14 are also both four. The number of the adjusting holes 16 on the limit frame 11 is equal to the number of the adjusting rods 13. Therefore, the number of the adjusting holes 16 is also four. The number of the adjusting threaded holes 15 on each adjusting rod 13 is four. In other embodiments, the numbers of the mounting through holes 12, the adjusting rods 13, the adjusting bolts 14, and the adjusting threaded holes 15 can all be appropriately increased or decreased according to actual needs. The material of the limit frame 11 is stainless steel.

[0049] Among them, since the mounting through holes 12 penetrate through the fixed base 1, the puncture needle adjusting portion can be selectively installed at the bottom end or the top end of the fixed base 1 according to whether to use the first puncture needle 2 or the second puncture needle 10 for skin loosening operation. The adjusting rod 13 and the mounting through hole 12 can be detachably connected by means of insertion. In order to improve the connection stability, a rubber sleeve can be provided at the connecting end of the adjusting rod 13 and the mounting through hole 12 to achieve an interference fit between the adjusting rod 13 and the mounting through hole 12. By adjusting the position of the limit frame 11 on the adjusting rod 13, the length of the first puncture needle 2 or the second puncture needle 10 passing through the limit frame 11 can be adjusted, and the length of the first puncture needle 2 or the second puncture needle 10 can be indirectly adjusted in a shielding manner, so that the skin loosener provided by the present application can adapt to the skin loosening requirements of meat with different thicknesses and improve the practicability of the present application.

[0050] In some embodiments, a grip sleeve 17 is provided on the grip rod 4. The grip sleeve 17 includes a sponge layer and a rubber layer. The sponge layer is sleeved on the grip rod 4, and the rubber layer is sleeved on the outside of the sponge layer. The sponge layer provides a shock absorption effect to reduce the counter-shock effect suffered by the staff during the skin loosening process. The rubber layer not only further improves the shock absorption effect but also provides an anti-slip effect to prevent the hands of the staff from slipping off the skin loosener during the skin loosening process.

[0051] In summary, a percussion-type skin loosener provided by the present utility model. By setting a curved grip handle, the staff can drive the skin loosener to perform skin loosening operations in a manner perpendicular to the meat surface simply by wrist movement, replacing the direct insertion-type skin loosening operation with a percussion-type skin loosening operation, and solving the technical problems in the prior art that when using chopsticks or toothpicks to perform skin loosening operations on meat, the production efficiency of dishes such as pot-roasted pork and braised pork is low, and when using a straight-grip skin loosener to perform direct insertion-type skin loosening operations on meat, the staff consumes a large amount of physical strength and cannot continuously perform skin loosening operations on meat for a long time, thus affecting the low production efficiency of dishes such as pot-roasted pork and braised pork; by setting the connecting rod to be detachably connected to the fixed base, it is convenient to store the skin loosener when not in use; by providing a second puncture needle on the top end face of the fixed base, and the diameter of the second puncture needle is not equal to the diameter of the first puncture needle, and combined with the connecting rod and the fixed base being detachably connected, the present utility model can provide two different sizes of puncture holes for the meat through the skin loosening operation, improving the practicability of the present utility model; by setting each group of first puncture needles and each group of second puncture needles to be in a cross shape, the contact surface of the pigskin can be completely loosened to the greatest extent, improving the practicability of the present utility model; by providing a puncture needle adjustment part to adjust the position of the limit frame on the adjustment rod, thereby adjusting the length of the first puncture needle or the second puncture needle passing through the limit frame, and indirectly adjusting the length of the first puncture needle or the second puncture needle in a shielding manner, so that the present utility model can adapt to the skin loosening requirements of meat with different thicknesses, improving the practicability of the present utility model; by providing a grip sleeve on the grip rod, and the grip sleeve is composed of a sponge layer and a rubber layer, the sponge layer is sleeved on the grip rod, and the rubber layer is sleeved on the outside of the sponge layer. The sponge layer provides a shock absorption effect to reduce the counter-shock effect suffered by the staff during the skin loosening process. The rubber layer not only further improves the shock absorption effect but also provides an anti-slip effect to prevent the hands of the staff from slipping off the skin loosener during the skin loosening process.

[0052] The foregoing description of the specific exemplary embodiments of the present utility model is for illustrative and exemplary purposes. These descriptions are not intended to limit the present utility model to the precise forms disclosed, and obviously, many changes and variations can be made in accordance with the above teachings. Although the embodiments of the present utility model have been shown and described, the specific embodiments are merely interpretations of the present utility model and not limitations thereof. The specific features, structures, materials, or characteristics described can be combined in a suitable manner in any one or more embodiments or examples. The purpose of selecting and describing the exemplary embodiments is to explain the specific principles of the present utility model and its practical applications, so that those skilled in the art can, after reading this specification, make modifications, substitutions, variations, and various different selections and changes that do not make creative contributions to the embodiments as needed, but as long as they are within the scope of the claims of the present utility model, they are protected by the patent law.

Claims

1. A percussion-type bark loosening device, characterized in that: It includes a puncture part and a hand-held part; The puncture part comprises a fixed base (1) and a plurality of first puncture needles (2), wherein the plurality of first puncture needles (2) are connected to the bottom end of the fixed base (1); The hand-held part comprises a connecting rod (3) and a holding rod (4); one end of the connecting rod (3) is connected to the fixed base (1), and the other end is connected to the holding rod (4); the connecting rod (3) is arranged in an inclined manner; the horizontal angle between the connecting rod (3) and the fixed base (1) is set to angle A, and the horizontal angle between the connecting rod (3) and the holding rod (4) is set to angle B.

2. A percussion-type bark loosening device according to claim 1, characterized in that: The connecting rod (3) and the holding rod (4) are of an integrated structural design.

3. A percussion-type bark loosening device according to claim 2, characterized in that: The connecting rod (3) is detachably connected to the fixed base (1) via a disassembly structure, wherein the disassembly structure comprises a mounting hole (5), a mounting protrusion (6), a fixing through hole (7) and a fixing bolt (8); The mounting hole (5) is arranged at one end of the fixed base (1) connected to the connecting rod (3); The mounting protrusion (6) is arranged at one end of the connecting rod (3) connected to the fixed base (1), and is provided with a through hole (9); The fixing through hole (7) is arranged at one end of the fixing base (1) connected to the connecting rod (3), passes through the fixing base (1) and is connected to the mounting hole (5), and the axial direction of the fixing through hole (7) is perpendicular to the plane where the bottom end of the fixing base (1) is located; When the mounting protrusion (6) is inserted into the mounting hole (5), the fixing bolt (8) penetrates the fixing through hole (7) and the through hole (9) to fix the connecting rod (3) on the fixing base (1).

4. A percussion-type bark loosening device according to claim 2, characterized in that: A plurality of second puncture needles (10) are arranged at the top end of the fixed base (1), and the diameter of the second puncture needles (10) is not equal to the diameter of the first puncture needle (2).

5. The percussion-type bark loosening device according to claim 4, characterized in that: The fixed base (1) is provided with a puncture needle adjustment part, and the puncture needle adjustment part comprises a limit frame (11), an adjustment rod (13) and an adjustment bolt (14). The four corners of the fixed base (1) are penetrated with mounting through holes (12), the adjustment rod (13) is installed in the mounting through holes (12), and the adjustment rod (13) is provided with a plurality of adjustment threaded holes (15). The limit frame (11) is slidably mounted on the adjustment rod (13), and the limit frame (11) is provided with an adjustment hole (16). The limit frame (11) is slid to make the adjustment hole (16) correspond to any of the adjustment threaded holes (15). The adjustment bolt (14) is threadedly connected to the adjustment threaded hole (15), and the limit frame (11) is fixedly connected to the adjustment rod (13) through the adjustment bolt (14).

6. The percussion-type bark loosening device according to claim 5, characterized in that: The fixed base (1), the connecting rod (3), the holding rod (4), the first puncture needle (2), the second puncture needle (10) and the limiting frame (11) are all made of stainless steel.

7. The percussion-type bark loosening device according to claim 1, characterized in that: The gripping rod (4) is provided with a gripping sleeve (17), and the gripping sleeve (17) comprises a sponge layer and a rubber layer; The sponge layer is sleeved on the holding rod (4), and the rubber layer is sleeved on the outer side of the sponge layer.

8. The percussion-type bark loosening device according to claim 1, characterized in that: The size of the angle A is A=45°, and the size of the angle B is B=45°.