Anti-drawing flexible medical wire harness

Abstract

The utility model discloses an anti-drawing flexible medical wire harness, which belongs to the technical field of medical instruments and comprises a shell, a protection assembly is arranged on the inner wall of the shell, a plurality of cables are mounted on the inner wall of the protection assembly, and a quick release assembly is mounted on one side of the outer wall of the shell. The tensile force can be dispersed and prevented from directly acting on the wire, so that the wire is effectively prevented from being broken due to excessive stress, stable transmission of electric energy and signals is ensured, meanwhile, the internal wire can be protected, and good performance of the internal wire can be kept in long-term use; according to the medical wire harness connecting structure, the connection between the medical wire harness and equipment can be ensured to be stable and reliable, and when the equipment is vibrated in the operation process, the wire harness can also be ensured not to loosen or fall off easily, so that the normal operation of the equipment is ensured, and equipment faults or safety accidents caused by wire harness connection problems are avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field, in particular to a kind of anti-pulling flexible medical harness. BACKGROUND

[0002] Anti-pulling flexibility is one of important performance indicators of medical harness, in actual medical scene, the use environment of medical equipment is complex and various, harness often needs to work under the conditions of frequent movement, bending, stretching etc., in surgical operation, the harness of endoscope, surgical robot etc.

[0003] The existing medical harness is usually plugged repeatedly for many times, the traditional device is unstable after being plugged for many times, and the connection between the end of the harness and the equipment is unstable, which is easy to fall off, especially when the whole harness is subjected to external tension, the sudden falling of the harness can cause unstable or even unable transmission of signal or power transmission, affecting use.

[0004] Therefore, it is urgent to provide an anti-pulling flexible medical harness to solve the above problems. UTILITY MODEL CONTENT

[0005] The utility model overcomes the defects of the prior art, and provides an anti-pulling flexible medical harness.

[0006] To solve the above technical problems, one technical scheme of the utility model is provided: an anti-pulling flexible medical harness includes a shell, a protective assembly is arranged on the inner wall of the shell, a plurality of cables are installed on the inner wall of the protective assembly, and a quick-release assembly is installed on one side of the outer wall of the shell.

[0007] The utility model is further provided as follows: the protective assembly includes an insulation layer fixedly connected to the outer wall of the cable, a shielding layer is fixedly connected to the outer wall of the insulation layer, an anti-pulling reinforcing layer is fixedly connected to the outer wall of the shielding layer, and a sheath layer is fixedly connected to the outer wall of the anti-pulling reinforcing layer.

[0008] Through the technical scheme, the insulation layer is fixedly connected to the outer wall of the cable, reliable electrical insulation is provided, medical accidents caused by electrical faults are avoided, the shielding layer can reflect or absorb the interference electromagnetic waves, the signals transmitted in the cable are stable and accurate, signal distortion and error codes are avoided, the normal work of the medical equipment is ensured, the tensile strengthening layer can bear the tensile force, the insulation layer, the shielding layer and the conductor in the cable are prevented from being damaged due to stretching, the normal function of the cable is maintained, the sheath layer can effectively resist the friction, the tensile strengthening layer, the shielding layer and the insulation layer in the cable are prevented from being abraded, and the service life of the cable is further prolonged.

[0009] The utility model further sets up: the insulation layer outer wall and the shielding layer inner wall close adhesion, and the insulation layer and shielding layer adopt polyurethane material quality and aluminium foil material quality respectively.

[0010] Through the technical scheme, the insulation layer and the shielding layer can better cooperate and bear external force together, the integrity of the wire harness structure is maintained, and performance degradation or damage caused by interlayer separation is avoided.

[0011] The utility model further sets up: the tensile strengthening layer outer wall and the sheath layer inner wall close adhesion, and the tensile strengthening layer and sheath layer adopt aramid fiber material quality and silicon rubber material quality respectively.

[0012] Through the technical scheme, the tensile strengthening layer and the sheath layer can work together when subjected to external force, interlayer sliding or separation is avoided, so that external force is borne together, and the mechanical properties and stability of the entire wire harness are improved.

[0013] The utility model further sets up: the quick release assembly includes the sealing ring that fixedly connected in the outer wall one side of shell, sealing ring outer wall is fixedly connected with the connecting ring, the connecting ring outer wall is rotatably connected with the mounting ring, the mounting ring outer wall is fixedly connected with the connecting piece, the connecting piece inner wall is set with a plurality of slide grooves and a plurality of lock catch grooves.

[0014] Through the technical scheme, first, the plurality of slide grooves are slid into the outer wall of the corresponding connecting block, then the mounting ring is rotated along the outer wall of the connecting ring by rotating the connecting piece clockwise, at the same time, the plurality of connecting blocks are also rotatably connected into the lock catch grooves while the connecting piece is rotating, when disassembling, only rotate the connecting piece counterclockwise, so that the plurality of connecting blocks are separated from the lock catch grooves, and then the connecting blocks are slid out along the slide grooves.

[0015] The utility model further sets up: the sealing ring outer wall and the connecting ring inner wall are matched, and the mounting ring outer wall and the connecting ring inner wall are closely attached.

[0016] Through the technical scheme, the sealing ring can be tightly installed in the connecting ring, the gap between the two is effectively filled, a good sealing effect is achieved, meanwhile, the sealing ring is accurately positioned in the connecting ring and cannot be easily displaced or shaken, so that the smooth and reliable quick release operation is ensured.

[0017] The utility model further sets up: every two chute and lock catch groove all present 90 degree angle setting.

[0018] Through the technical scheme, the connecting block can be accurately aligned with the lock catch groove and embedded in it after rotation, the stability and reliability of the connection are ensured during installation, and when disassembling, the connecting block can be separated from the lock catch groove by counterclockwise rotation of 90 degrees, which also has high accuracy and operability.

[0019] The utility model has the advantages that:

[0020] 1. The utility model discloses a protective component can disperse the tension, avoid the tension direct action on the wire, thereby effectively prevent the wire from breaking due to excessive stress, ensure the stable transmission of electric energy and signal, and at the same time, can also protect the internal wire, make it maintain good performance in long-term use;

[0021] 2. The utility model discloses a quick release component, which can ensure the stable and reliable connection between the medical wire harness and the equipment, and can also ensure that the wire harness does not easily loosen or fall off when the equipment is running, so as to ensure the normal operation of the equipment and avoid equipment failure or safety accidents caused by wire harness connection problems. DRAWINGS

[0022] Figure 1 It is the appearance drawing of the utility model;

[0023] Figure 2 It is the right view of the utility model;

[0024] Figure 3 It is the transverse sectional view of the utility model;

[0025] Figure 4 It is Figure 3 It is the local enlarged view of A in the middle;

[0026] Figure 5 It is Figure 3 It is the local enlarged view of B in the middle.

[0027] In the figure: 1, the shell; 2, the protection assembly; 201, the insulation layer; 202, the shielding layer; 203, the tensile strengthening layer; 204, the sheath layer; 3, the cable; 4, the quick release assembly; 401, the sealing ring; 402, the connecting ring; 403, the mounting ring; 404, the connecting piece; 405, the sliding groove; 406, the lock slot. DETAILED DESCRIPTION

[0028] The advantages and features of the present application will be more apparent from the following detailed description of preferred embodiments of the present application, taken in conjunction with the accompanying drawings, in which:

[0029] Please refer to Figure 1 - Figure 5 A kind of anti-pulling flexible medical harness, including shell 1, the inner wall of shell 1 is provided with protection assembly 2, protection assembly 2 includes the insulation layer 201 of fixed connection in the outer wall of cable 3, the outer wall of insulation layer 201 is fixedly connected with shielding layer 202, the outer wall of shielding layer 202 is fixedly connected with tensile strengthening layer 203, the outer wall of tensile strengthening layer 203 is fixedly connected with sheath layer 204, insulation layer 201 is fixedly connected to the outer wall of cable 3, provides reliable electrical insulation, avoids the medical accident caused by electrical fault, shielding layer 202 can reflect or absorb these interference electromagnetic waves, ensure that the signal transmitted inside cable 3 is stable, accurate, avoid signal distortion and error code, guarantee the normal work of medical equipment, tensile strengthening layer 203 can withstand these tensile forces, prevent cable 3 from breaking due to stretching, protect the internal insulation layer 201, shielding layer 202 and conductor from being damaged, maintain the normal function of cable 3, sheath layer 204 can effectively resist this friction, prevent the internal tensile strengthening layer 203, shielding layer 202 and insulation layer 201 from being abraded, further prolong the service life of cable 3, the outer wall of insulation layer 201 is closely attached to the inner wall of shielding layer 202, and insulation layer 201 and shielding layer 202 are made of polyurethane material and aluminum foil material respectively;Insulation layer 201 and shielding layer 202 can better synergize, jointly bear external force, maintain the integrity of harness structure, avoid performance degradation or damage due to interlayer separation, the outer wall of tensile strengthening layer 203 is closely attached to the inner wall of sheath layer 204, and tensile strengthening layer 203 and sheath layer 204 are made of aramid fiber material and silicone rubber material respectively;So that tensile strengthening layer 203 and sheath layer 204 can work synergistically when subjected to external force, avoid the situation of interlayer sliding or separation, thereby jointly bearing external force, improve the mechanical properties and stability of the entire harness;

[0030] As Figure 2 And Figure 4As shown, the inner wall of the protection assembly 2 is provided with a plurality of cables 3, and the outer wall of the shell 1 is provided with a quick release assembly 4, the quick release assembly 4 comprises a sealing ring 401 fixedly connected to one side of the outer wall of the shell 1, the outer wall of the sealing ring 401 is fixedly connected with a connecting ring 402, the outer wall of the connecting ring 402 is rotatably connected with a mounting ring 403, the outer wall of the mounting ring 403 is fixedly connected with a connecting piece 404, and the inner wall of the connecting piece 404 is provided with a plurality of sliding grooves 405 and a plurality of locking grooves 406; first, the plurality of sliding grooves 405 are respectively slid into the outer wall of the corresponding connecting block, then the mounting ring 403 is driven to rotate along the outer wall of the connecting ring 402 by rotating the connecting piece 404 clockwise, at the same time, when the connecting piece 404 is rotated, the plurality of connecting blocks are also connected to rotate into the locking groove 406, when disassembling, only the connecting piece 404 is rotated counterclockwise, so that the plurality of connecting blocks are separated from the locking groove 406, and then the connecting block is slid out along the sliding groove 405, the outer wall of the sealing ring 401 is matched with the inner wall of the connecting ring 402, and the outer wall of the mounting ring 403 is tightly matched with the inner wall of the connecting ring 402; ensure that the sealing ring 401 can be tightly installed in the connecting ring 402, effectively fill the gap between the two, play a good sealing effect, at the same time, also make the sealing ring 401 have accurate positioning in the connecting ring 402, not easy to shift or shake, so as to ensure the smoothness and reliability of the quick release operation, every two sliding grooves 405 and locking grooves 406 are arranged at 90° angle; can ensure that the connecting block is accurately aligned with the locking groove 406 after rotation and embedded therein, in the installation process, the stability and reliability of the connection are guaranteed, and when disassembling, the connecting block can be separated from the locking groove 406 by rotating 90° counterclockwise, which also has high accuracy and operability.

[0031] In use, first, the plurality of sliding grooves 405 are respectively slid into the outer wall of the corresponding connecting block, then the mounting ring 403 is driven to rotate along the outer wall of the connecting ring 402 by rotating the connecting piece 404 clockwise, at the same time, when the connecting piece 404 is rotated, the plurality of connecting blocks are also connected to rotate into the locking groove 406, when disassembling, only the connecting piece 404 is rotated counterclockwise, so that the plurality of connecting blocks are separated from the locking groove 406, and then the connecting block is slid out along the sliding groove 405.

[0032] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process conversion in the utility model specification and the attached drawings, or direct or indirect application in other related technical fields, are also included in the patent protection range of the utility model.

Claims

1. A pull-resistant flexible medical cord bundle comprising a sheath (1), characterized in that: The outer wall of the shell (1) is provided with a protection assembly (2), the inner wall of the protection assembly (2) is mounted with a plurality of cables (3), and the outer wall of the shell (1) is mounted with a quick release assembly (4).

2. A pull-resistant flexible medical cord bundle according to claim 1, wherein: The protection assembly (2) comprises an insulation layer (201) fixedly connected to the outer wall of the cable (3), a shielding layer (202) fixedly connected to the outer wall of the insulation layer (201), a tensile reinforcing layer (203) fixedly connected to the outer wall of the shielding layer (202), and a sheath layer (204) fixedly connected to the outer wall of the tensile reinforcing layer (203).

3. A pull-resistant flexible medical cord bundle according to claim 2, wherein: The outer wall of the insulation layer (201) is tightly attached to the inner wall of the shielding layer (202), and the insulation layer (201) and the shielding layer (202) are made of polyurethane material and aluminum foil material, respectively.

4. The pull-resistant flexible medical wire bundle of claim 2, wherein: The outer wall of the tensile reinforcing layer (203) is tightly attached to the inner wall of the sheath layer (204), and the tensile reinforcing layer (203) and the sheath layer (204) are made of aramid fiber material and silicone rubber material, respectively.

5. The pull-resistant flexible medical wire bundle of claim 1, wherein: The quick release assembly (4) comprises a sealing ring (401) fixedly connected to the outer wall of the shell (1), a connecting ring (402) fixedly connected to the outer wall of the sealing ring (401), an installation ring (403) rotatably connected to the outer wall of the connecting ring (402), a connecting piece (404) fixedly connected to the outer wall of the installation ring (403), and a plurality of sliding grooves (405) and a plurality of lock grooves (406) formed in the inner wall of the connecting piece (404).

6. A pull-resistant flexible medical cord bundle according to claim 5, wherein: The outer wall of the sealing ring (401) is matched with the inner wall of the connecting ring (402), and the outer wall of the installation ring (403) is tightly attached to the inner wall of the connecting ring (402).

7. A pull-resistant flexible medical cord bundle according to claim 5, wherein: Each of the sliding grooves (405) and the lock grooves (406) is arranged at an angle of 90°.

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