Liner cutting device
By designing a pad cutter for sliding tool holder, the problems of difficult cutting and inefficiency in the prior art are solved, and a more efficient and safer cutting process is achieved.
Patent Information
- Application Number
- CN202421048844.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-14
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-05-14
AI Technical Summary
In the prior art, the cutting of liners is difficult and inefficient, resulting in failure and waste of cutting, and there is a risk of treatment.
A pad cutter including a base, a tool holder and a tool is designed. The tool holder can be slid to the edge of the blade for cutting, and the tool can be cut by pressing the tool holder, and the tool can be stacked in multiple layers to improve efficiency.
Reduces the difficulty of cutting, improves work efficiency, reduces cutting failure and waste, and simplifies the operation process.
Smart Images
Figure CN222200897U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of medical auxiliary equipment, in particular to a pad cutter. Background Art
[0002] Pads for lymphedema are a type of medical product that is often used in conservative treatment and postoperative pressure therapy to maintain the effect. In the treatment of lymphedema and postoperative maintenance, stretch bandages are required for bandaging treatment. During the treatment process, pads are often needed for better treatment effects, prevention of pressure sores, and better swelling reduction. However, the pads currently on the market are often standardized square gaskets. In actual use, manual cutting is often required to ensure that they fit the human body. For example, the pad cutting of bone protrusions (especially ankle bones) is particularly important. Currently, medical staff or patients use scissors to trim manually in clinical practice. The difficulty of cutting is easy to cause waste after cutting failure, the cutting shape is not ideal, and the low efficiency poses a risk of delaying treatment. Utility Model Content
[0003] The purpose of the utility model is to provide a pad cutter, which solves the technical problem that manual pad cutting in the prior art is difficult, wasteful and inefficient. The preferred technical solution among the many technical solutions provided by the utility model can produce many technical effects as described below.
[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0005] The utility model provides a pad cutter, comprising a base, a knife seat and a knife, wherein the knife seat is arranged above the base, the knife is arranged at one end of the knife seat facing the base, a placement space is provided between the knife and the base, and the knife seat can move toward the base until the blade end of the knife is close to the base.
[0006] Preferably, the blade end is annular.
[0007] Preferably, the base is provided with a limiting frame, and the knife seat is slidably arranged on the limiting frame.
[0008] Preferably, a limiting portion is provided on the limiting frame, and the limiting portion limits the movement of the knife seat toward the base or away from the base.
[0009] Preferably, there are two limiting frames which are arranged opposite to each other, and grooves are arranged on the opposite end surfaces of the two limiting frames, and the two ends of the knife seat are respectively located in the grooves.
[0010] Preferably, it further comprises a first restoring member arranged on the base, one end of the first restoring member is connected to the base, and the other end is connected to the knife holder, and the first restoring member has a force for driving the knife holder away from the base.
[0011] Preferably, the tool comprises a connecting plate and a tool body, the rear end of the tool body is connected to the connecting plate, the cutting edge end of the tool body is away from the connecting plate, and the connecting plate is detachably connected to the tool holder.
[0012] Preferably, it also includes a locking assembly arranged on the knife seat, the knife seat is provided with an insertion slot, the connecting plate is inserted into the insertion slot, the connecting plate has a locking part, and the locking assembly can lock the locking part.
[0013] Preferably, the locking assembly includes a locking rod and a second reset member, a hole groove is provided on the knife holder, the locking rod can be slidably arranged in the hole groove, the connecting plate has a locking hole, one end of the second reset member is connected to the locking rod and the other end is connected to the knife holder, the second reset member has a force to drive the locking rod to move toward the connecting plate, one end of the locking rod can be inserted into the locking hole, and the other end of the locking rod is provided with a toggle handle.
[0014] Preferably, it also includes a column, a pressure rod and an abutment portion, the column is arranged on the base and located on one side of the knife seat, one end of the pressure rod is hinged to the column, and a handle is arranged at the other end, the pressure rod is V-shaped, and a rollable abutment portion is arranged at the corner of the pressure rod, and the abutment portion abuts against the knife seat.
[0015] This application adopts the above technical solution, which has at least the following beneficial effects:
[0016] The pad cutter includes a base, a knife holder and a cutter. The knife holder is arranged above the base, and the cutter is arranged at one end of the knife holder facing the base. There is a placement space between the cutter and the base for placing uncut standard pads. The pads can be stacked in multiple layers. The knife holder can be moved toward the base until the blade end of the cutter is close to the base. The knife holder is pressed to make the cutter complete the cutting of the pad. The pressing cutting method is simpler than the cutting method of holding the knife in one hand and the pad in the other hand, which greatly reduces the difficulty of cutting and improves work efficiency.
[0017] It should be understood that the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the present application. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0019] Figure 1 It is a schematic diagram of the structure of the liner cutter provided by the embodiment of the utility model;
[0020] Figure 2 It is a schematic diagram of the base structure provided by an embodiment of the utility model;
[0021] Figure 3 It is a schematic diagram of the three-dimensional structure of the knife holder provided by the embodiment of the utility model;
[0022] Figure 4 It is a schematic diagram of the tool structure provided by an embodiment of the utility model;
[0023] Figure 5 It is a schematic diagram of the structure of a tool holder for setting a tool provided in an embodiment of the utility model;
[0024] Figure 6 This is a schematic diagram of the end surface structure of a knife body provided by an embodiment of the utility model;
[0025] Figure 7 It is a schematic diagram of the end surface structure of another knife body provided by an embodiment of the utility model.
[0026] In the figure, 1 is the base; 2 is the knife holder; 3 is the knife; 4 is the placement space; 5 is the limit frame; 6 is the limit part; 7 is the first reset member; 8 is the connecting plate; 9 is the knife body; 10 is the locking assembly; 11 is the plug-in slot; 12 is the locking part; 13 is the locking rod; 14 is the second reset member; 15 is the hole slot; 16 is the locking hole; 17 is the toggle handle; 18 is the column; 19 is the pressure rod; 20 is the abutment part; 21 is the handle. DETAILED DESCRIPTION
[0027] In order to make the purpose, technical solution and advantages of the utility model clearer, the technical solution of the utility model will be described in detail below. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other implementation methods obtained by ordinary technicians in this field without creative work belong to the scope of protection of the utility model.
[0028] The specific embodiment of the utility model provides a pad cutter, combined with the attached Figure 1The tool 3 is arranged on the upper side of the base 1, and the tool 3 is arranged on the upper side of the base 1. There is a placement space 4 between the tool 3 and the base 1. A pad can be placed in the placement space 4, and the pads can be placed in multiple layers stacked together. The tool 2 can be moved toward the base 1 until the blade end of the tool 3 is close to the base 1. By pressing the tool 2, the tool 2 drives the tool 3 toward the base 1, and then the pad placed in the placement space 4 can be cut. This method of cutting by pressing after the pad is placed is simpler than the cutting method of holding the knife in one hand and the pad in the other hand, so that the cutting difficulty is greatly reduced. In addition, this pressing and cutting method can stack multiple layers of pads in the placement space 4, and cut multiple pads at one time, which greatly improves work efficiency.
[0029] In a specific embodiment of the present application, the shape of the blade can be designed according to the shape of the pad to be cut. The blade end is annular and can be as shown in the attached Figure 6 A kidney-like shape as shown in the Figure 7 The sawtooth shape shown in the figure can also design a variety of shapes of cutters 3 for backup.
[0030] In some embodiments, a limit frame 5 is provided on the base 1, and the knife seat 2 is slidably set on the limit frame 5. The knife seat 2 and the limit frame 5 are slidingly connected. The limit frame 5 is used to limit the moving direction of the knife seat 2, thereby ensuring that the pad can be cut stably and avoiding shaking during pressing.
[0031] In some embodiments, a limiting portion 6 is provided on the limiting frame 5, and the limiting portion 6 limits the movement of the tool holder 2 toward the base 1 or away from the base 1. The limitation on the tool holder 2 is achieved by the limiting portion 6. A slide rail and slider design method can be adopted. For example, the limiting portion 6 can be a dovetail groove slide rail, and a dovetail slider is provided on the tool holder 2. The tool holder 2 can only move toward the base 1 or away from the base 1 through the setting method of the slide rail and the slider.
[0032] In some embodiments, there are two specific limit frames 5 that are arranged opposite to each other. Grooves are arranged on the opposite end faces of the two limit frames 5. The two ends of the knife seat 2 are respectively located in the grooves. The knife seat 2 can slide in the grooves in the vertical direction. The grooves can limit the movement of the knife seat 2 in the horizontal direction, thereby ensuring that the knife seat 2 can cut vertically downward.
[0033] In some embodiments, it also includes a first reset member 7 arranged on the base 1, one end of the first reset member 7 is connected to the base 1, and the other end is connected to the tool holder 2. The first reset member 7 has a force to drive the tool holder 2 away from the base 1. Specifically, this first reset member 7 is arranged on the bottom wall of the groove, the bottom of the first reset member 7 is connected to the bottom wall of the groove, and the top of the first reset member 7 is against the bottom surface of the tool holder 2 close to the edge. This first reset member 7 can be a spring or a torsion spring, etc., which is intended to support the tool holder 2 away from the base 1. The number of first reset members 7 can be set to multiple, and at least two first reset members 7 are arranged in each groove to ensure that the tool holder 2 can be stably supported, and at least two springs are arranged in the grooves on both sides.
[0034] In some embodiments, the tool 3 includes a connecting plate 8 and a tool body 9, the tail end of the tool body 9 is connected to the connecting plate 8, the cutting edge end of the tool body 9 is away from the connecting plate 8, the connecting plate 8 is detachably connected to the tool holder 2, the connecting plate 8 is plate-shaped, the tail end of the tool body 9 is arranged on an end face of the connecting plate 8, and a detachable connection is performed between the connecting plate 8 and the tool holder 2, and the detachable tool holder 2 can achieve the purpose of replacing the tool body 9.
[0035] In some embodiments, it also includes a locking assembly 10 arranged on the tool holder 2, and a plug-in slot 11 is arranged on the tool holder 2. There are abutment plates at the notches at both ends of the plug-in slot 11, and a plug-in space is formed between the abutment plate and the plug-in slot 11. The two ends of the connecting plate 8 are plugged into the plug-in space of the plug-in slot 11. The connecting plate 8 has a locking part 12. The locking assembly 10 can lock the locking part 12. The locking assembly is used to lock the tool 3, so that the tool 3 can be fixed while being detachable, to avoid the tool 3 shaking, resulting in cutting offset and waste of pads.
[0036] In some embodiments, the locking assembly 10 includes a locking rod 13 and a second reset member 14. A hole groove 15 is provided on the knife seat 2. The locking rod 13 can be slidably arranged in the hole groove 15. The movement direction of the locking rod 13 is limited by the hole groove 15. A locking hole 16 is provided on the connecting plate 8. One end of the second reset member 14 is connected to the locking rod 13 and the other end is connected to the knife seat 2. The second reset member 14 has a force to drive the locking rod 13 to move toward the connecting plate 8. The locking rod 13 is driven to move toward the connecting plate 8 by the second reset member 14, so that one end of the locking rod 13 can be inserted into the locking hole 16 to achieve locking of the tool 3. The locking rod 13 A toggle handle 17 is provided at the other end to facilitate the medical staff to apply external force to operate. The locking rod 13 is T-shaped, and one end at the bottom of the locking rod 13 is the locking end. The two ends extending from the top of the locking rod 13 are toggle handles 17. The toggle handles 17 at both ends extend from the hole slot 15 to the outside of the knife holder 2. For this purpose, a bar hole connected to the hole slot 15 is provided on the two side walls of the knife holder 2, so that the toggle handle 17 can extend from the bar hole, and it can ensure that the user can pull the toggle handle 17 upward during operation to make the locking rod 13 disengage from the locking hole 16. When the locking rod 13 disengages from the locking hole 16, the knife holder 2 can be pulled out for replacement. The second reset member 14 can be a spring.
[0037] In some embodiments, a column 18, a pressure rod 19 and an abutment portion 20 are also provided. The column 18 is provided on the base 1 and is located on one side of the knife seat 2. One end of the pressure rod 19 is hinged to the column 18, and a handle 21 is provided at the other end. The pressure rod 19 is V-shaped, and a rollable abutment portion 20 is provided at the corner of the pressure rod 19. The abutment portion 20 abuts against the knife seat 2. The abutment portion 20 can be a bearing or a pulley or a roller, etc. When the handle 21 of the pressure rod 19 is pressed down, the abutment portion 20 abuts on the top of the knife seat 2, and moves downward during the pressing process of the abutment portion 2 to cut the pre-formed pad. After the cutting is completed, the pressure rod 19 is released. At this time, the first reset member 7 between the knife seat 2 and the base 1 can lift the knife seat 2, and the cut pad can be taken out.
[0038] In the present utility model, the terms "one embodiment", "some embodiments", "examples", "specific examples", "some examples", etc. mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the described specific features, structures, materials or characteristics can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in this specification and the features of different embodiments or examples without contradiction.
[0039] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.
Claims
1. A gasket cutter, It is characterized in that It includes a base, a knife seat and a cutting tool, wherein the knife seat is arranged above the base, the cutting tool is arranged at one end of the knife seat facing the base, there is a placement space between the cutting tool and the base, and the knife seat can move toward the base until the blade end of the cutting tool is close to the base.
2. The pad cutter according to claim 1, It is characterized in that The blade end is annular.
3. The pad cutter according to claim 1, It is characterized in that The base is provided with a limiting frame, and the knife seat is slidably arranged on the limiting frame.
4. The pad cutter according to claim 3, It is characterized in that The limiting frame is provided with a limiting portion, and the limiting portion limits the knife seat from moving toward the base or away from the base.
5. The pad cutter according to claim 4, It is characterized in that There are two limit frames which are arranged opposite to each other. Grooves are arranged on the opposite end surfaces of the two limit frames, and the two ends of the knife seat are respectively located in the grooves.
6. The liner cutter according to any one of claims 2 to 5, It is characterized in that It also includes a first reset member arranged on the base, one end of the first reset member is connected to the base, and the other end is connected to the knife holder, and the first reset member has a force to drive the knife holder away from the base.
7. The pad cutter according to claim 6, It is characterized in that The tool comprises a connecting plate and a tool body, wherein the rear end of the tool body is connected to the connecting plate, the cutting edge end of the tool body is away from the connecting plate, and the connecting plate is detachably connected to the tool holder.
8. The pad cutter according to claim 7, It is characterized in that It also includes a locking assembly arranged on the knife seat, the knife seat is provided with an insertion slot, the connecting plate is inserted into the insertion slot, the connecting plate has a locking portion, and the locking assembly can lock the locking portion.
9. The pad cutter according to claim 8, It is characterized in that The locking assembly includes a locking rod and a second reset member. A hole groove is provided on the knife holder. The locking rod can be slidably arranged in the hole groove. The connecting plate has a locking hole. One end of the second reset member is connected to the locking rod and the other end is connected to the knife holder. The second reset member has a force to drive the locking rod to move toward the connecting plate. One end of the locking rod can be inserted into the locking hole. A toggle handle is provided at the other end of the locking rod.
10. The liner cutter according to any one of claims 1-5, 6-9, It is characterized in that It also includes a column, a pressure rod and an abutment portion, wherein the column is arranged on the base and located on one side of the knife seat, one end of the pressure rod is hinged to the column, and a handle is arranged at the other end, the pressure rod is V-shaped, and a rollable abutment portion is arranged at the corner of the pressure rod, and the abutment portion abuts against the knife seat.