Special high-temperature-resistant flexible cable joint for ships and warships

Abstract

The utility model discloses a special high-temperature-resistant flexible cable joint for ships, which belongs to the technical field of cable joints and comprises an inner cylinder, a bidirectional inner screw tube rotatably mounted on the outer side of the inner cylinder and positioning conical cylinders which are in threaded connection with two ends of the bidirectional inner screw tube and move along the length direction of the inner cylinder. And a positioning mechanism for fixing the cable is arranged between the end part of the inner cylinder body and the inner side of the positioning conical cylinder. The sheaths are arranged at the two ends of the two-way inner screw tube, the outer diameter of each sheath is larger than that of the two-way inner screw tube, when the connector is installed, the ends of the sheaths and the two-way inner screw tube are located in an inserted mode so that it can be guaranteed that the two-way inner screw tube can be adjusted in a rotating mode, and after installation, the ends of the sheaths and the two-way inner screw tube are separated from each other. The two-way inner screw tube can rotate around the outer side of the sheath, when the outer portion of the device is subjected to rotating acting force, only the sheath is controlled to rotate, rotation of the two-way inner screw tube cannot be caused, and the connecting stability of the connector is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of special high-temperature-resistant flexible cable joints for warship, belong to cable joint technical field. BACKGROUND

[0002] The special high-temperature-resistant flexible cable joint for warship is a key electrical connection component used in ship or ocean engineering, which can work stably under harsh conditions such as high temperature, high humidity, corrosive environment and mechanical vibration. In the prior art, a high-pressure corrosion-resistant high-temperature-resistant cable joint is disclosed in the utility model with application number 202121962628.1. To solve the problem that the existing cable joint is poor in corrosion resistance and high-temperature resistance when used due to long-term exposure to the outside, which makes the cable easy to break, and the fixation of the cable joint on both sides is relatively poor, which may cause the connection end of the two cables to be disconnected. The device is connected by the sliding of the block and the sliding groove, which allows the threaded cylinder to move left and right on the outer wall of the cylinder body. The inner cavity of the double-threaded cylinder is connected to the threads of the two threaded cylinders on both sides, which allows the rotation of the double-threaded cylinder to move the cone left and right through the threaded cylinder. Thus, by controlling the double-threaded cylinder, the cables at both ends of the cable joint can be fixed simultaneously, which facilitates the use of the people.

[0003] The above-mentioned application still has some shortcomings:

[0004] Although the use of double-threaded cylinder can quickly connect and fix the joint, when the device is subjected to rotational force from the outside, it will directly act on the double-threaded cylinder, which may cause the double-threaded cylinder to loosen and affect the stability of the connection. In addition, the sealing effect is poor when the joint is used, only by the rubber ring.

[0005] Therefore, a special high-temperature-resistant flexible cable joint for warship is designed to optimize the above problems. CONTENT OF THE UTILITY MODEL

[0006] The main purpose of the utility model is to provide a special high-temperature-resistant flexible cable joint for warship to solve the problems raised in the above background technology.

[0007] The purpose of the utility model can be achieved by adopting the following technical solutions:

[0008] The utility model provides a kind of special high-temperature-resistant flexible cable joint for warship, including inner cylinder, two-way inner pipe rotatably installed on the outside of inner cylinder and positioning cone, which is threadedly connected at both ends of two-way inner pipe and moves along the length direction of inner cylinder, positioning mechanism for fixing cable is arranged between the end of inner cylinder and the inside of positioning cone, the both ends of two-way inner pipe are all set with sheath, and the outer diameter of sheath is greater than the outer diameter of two-way inner pipe, metal limit ring is rotatably installed at the end of the outside of positioning cone away from two-way inner pipe, magnetic ring is arranged at the end of sheath close to metal limit ring, sheath is inserted between the end of sheath and two-way inner pipe, and sealing mechanism is arranged in the inside of positioning cone.

[0009] Preferably, the end of sheath away from metal limit ring is uniformly fixed with inserting rod in circumferential direction, and the outer end of two-way inner pipe is provided with inserting hole matched with inserting rod.

[0010] Preferably, the positioning mechanism includes clamping plate and fixing ring, the clamping plate is uniformly fixed at both ends of inner cylinder, the clamping plate at the end of inner cylinder is arranged in annular array, and gap is left between adjacent clamping plates, and the inside of positioning cone is fixed with fixing ring, and the inside of fixing ring is matched with the outside of clamping plate.

[0011] Preferably, the outside of sheath is uniformly provided with anti-skid line in circumferential direction, and the anti-skid line is along the length direction of sheath.

[0012] Preferably, the sealing mechanism includes annular air bag, catheter and hollow sealing ring, the annular air bag is symmetrically inserted in the middle position of inner cylinder, the annular air bag is fixed at the end of the inside of positioning cone away from inner cylinder, and the inside of positioning cone is provided with catheter communicated between annular air bag and hollow sealing ring.

[0013] Preferably, the inner diameter of hollow sealing ring is less than the outer diameter of cable, and the inner diameter of hollow sealing ring is same as the inner diameter of inner cylinder.

[0014] Preferably, the end of sheath close to metal limit ring is provided with groove, and the inner diameter of groove is same as the outer diameter of metal limit ring, and magnetic ring is located in the inside of groove.

[0015] Compared with prior art, the utility model has the beneficial effects that:

[0016] 1、The utility model discloses a sheath is arranged at both ends of two-way inner pipe, and the outer diameter of sheath is greater than the outer diameter of two-way inner pipe, the end of sheath and two-way inner pipe are inserted and positioned between, so that two-way inner pipe can be rotatably adjusted, after installation, the end of sheath and two-way inner pipe are separated from each other, and two-way inner pipe can rotate around the outside of sheath, when the device is subjected to rotating force outside, only the rotation of sheath is controlled, and the rotation of two-way inner pipe is not caused, so that the connection stability of joint is ensured.

[0017] 2. The utility model discloses a sealing mechanism that is composed of the annular air bag, the guide pipe and the hollow sealing ring, the inner diameter of the hollow sealing ring is larger than the outer diameter of the cable in the initial state, the cable can be conveniently inserted, and in the connecting process, the gas in the annular air bag is extruded to the inside of the hollow sealing ring, the sealing property of the device end part can be improved, the cable is limited again, and the connecting stability is higher. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the front view of the utility model;

[0019] Figure 2 It is the front view of the utility model;

[0020] Figure 3 It is the Figure 1 The enlarged view of A place in the middle;

[0021] Figure 4 It is the structure diagram of the clamping plate of the utility model.

[0022] In the drawing: 1, inner cylinder; 2, two-way inner screw pipe; 3, positioning cone;

[0023] 4, positioning mechanism; 401, clamping plate; 402, fixed ring;

[0024] 5, sheath; 501, insertion rod; 502, insertion hole;

[0025] 6, metal limiting ring; 7, magnetic ring;

[0026] 8, sealing mechanism; 801, annular air bag; 802, guide pipe; 803, hollow sealing ring. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical scheme and advantage of the utility model embodiment more clear, the technical scheme in the utility model embodiment will be described clearly and completely below in conjunction with the drawings. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiment.

[0028] Therefore, the following detailed description of the embodiment of the utility model is not intended to limit the scope of the claimed utility model, but only represents some embodiments of the utility model. Based on the embodiment in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the scope of protection of the utility model.

[0029] It should be noted that the embodiments in the utility model and the features and technical solutions in the embodiments can be combined with each other without conflict.

[0030] It should be noted that like reference numerals and letters refer to like items in the several views, and that no further definitions and explanations of such items are required in the subsequent drawings once such items have been defined in one drawing.

[0031] In the description of the utility model, it needs to explain, the term "upper", "lower" and so on indicate the orientation or position relationship is based on the orientation or position relationship shown in the drawing, or is the orientation or position relationship of the product of the application when using usual, or the orientation or position relationship that the person skilled in the art usually understands, this kind of term is only for the convenience of describing the utility model and simplifying the description, and is not indicate or imply that the device or element indicated must have a particular orientation, with a particular orientation configuration and operation, therefore, it cannot be understood as the limitation of the utility model.In addition, the term "first", "second" and so on are only used for distinguishing description, and cannot be understood as indicating or implying relative importance.

[0032] Example 1

[0033] As Figure 1 , Figure 2 , Figure 3 And Figure 4 Indicated, the embodiment proposes a kind of special high-temperature-resistant flexible cable joint for ship, including inner cylinder 1, two-way inner screw pipe 2 being rotatably installed on the outer side of inner cylinder 1 and positioning cone 3 being threadedly connected at both ends of two-way inner screw pipe 2 and moving along the length direction of inner cylinder 1, the end of inner cylinder 1 is equipped with the positioning mechanism 4 for fixing cable between the inner side of positioning cone 3, both ends of two-way inner screw pipe 2 are equipped with sheath 5, and the outer diameter of sheath 5 is greater than the outer diameter of two-way inner screw pipe 2, metal limiting ring 6 is rotatably installed at the end of positioning cone 3 away from two-way inner screw pipe 2, one end of sheath 5 close to metal limiting ring 6 is equipped with magnetic ring 7, sheath 5 is inserted between the end and two-way inner screw pipe 2, and sealing mechanism 8 is equipped in the inside of positioning cone 3.

[0034] In the butt joint of the cable, the cable end is first removed from the cable skin, and then the two cable cores are inserted from the front end of the positioning cone 3, the end of the two cable cores is inserted into the inside of the inner cylinder 1, and the end is adhered to each other, the sheath 5 is inserted and positioned between the two-way inner screw pipe 2, the rotation of the two-way inner screw pipe 2 is controlled, the two sets of positioning cone 3 are simultaneously moved towards the inside of the two-way inner screw pipe 2, and the cable is clamped at the end of the inner cylinder 1 during the movement of the positioning cone 3, and the end of the positioning cone 3 is sealed, after the cable is fixed and sealed, the sheath 5 is controlled to move towards the metal limiting ring 6, the magnetic ring 7 at the end of the sheath 5 is magnetically attracted to the metal limiting ring 6, the position of the sheath 5 is stabilized, and the outside of the positioning cone 3 is protected, when the surface of the device is subjected to a rotating force, the sheath 5 is used for protection, which can avoid the direct contact between the two-way inner screw pipe 2 and the force object, and the rotation of the two-way inner screw pipe 2 is not controlled when the force object controls the rotation of the sheath 5, so as to avoid loosening of the connection.

[0035] Embodiment 2

[0036] The scheme in embodiment 1 will be further introduced in combination with a specific working mode, and details are described below:

[0037] As shown in Figure 3 , as a preferred embodiment, on the basis of the above mode, further, the end of the sheath 5 away from the metal limiting ring 6 is uniformly fixed with a plug rod 501 in the circumferential direction, and the outer end of the two-way inner screw pipe 2 is provided with a plug hole 502 matched with the plug rod 501, when the two-way inner screw pipe 2 is rotated and adjusted, the plug rod 501 at the end of the sheath 5 is inserted into the inside of the plug hole 502, when the sheath 5 is controlled to rotate, the two-way inner screw pipe 2 can be driven to rotate, and the connection of the cable is completed.

[0038] As shown in Figure 1 , as a preferred embodiment, on the basis of the above mode, further, the positioning mechanism 4 includes a clamping plate 401 and a fixed ring 402, the clamping plate 401 is uniformly fixed at the two ends of the inner cylinder 1, the clamping plate 401 at the end of the inner cylinder 1 is arranged in an annular array, and a gap is left between adjacent clamping plates 401, the inside of the positioning cone 3 is fixed with a fixed ring 402, and the inside of the fixed ring 402 is matched with the outside of the clamping plate 401.

[0039] When the positioning cone 3 moves towards the inside of the two-way inner screw pipe 2, the fixed ring 402 moves on the outside of the clamping plate 401 and extrudes the clamping plate 401, and the inside of the clamping plate 401 is tightly adhered to the outside of the cable to fix the cable.

[0040] As shown in Figure 2As shown, in a preferred embodiment, based on the above method, the outer side of the sheath 5 is further provided with anti-slip textures evenly distributed circumferentially, and the anti-slip textures are along the length direction of the sheath 5. The anti-slip textures facilitate manual control of the rotation of the sheath 5, making it more convenient to use.

[0041] like Figure 1 and Figure 3 As shown, in a preferred embodiment, based on the above method, the sealing mechanism 8 further includes an annular airbag 801, a conduit 802 and a hollow sealing ring 803. The annular airbag 801 is symmetrically sleeved at the middle position of the inner cylinder 1. The annular airbag 801 is fixed to the end of the positioning cone 3 away from the inner cylinder 1. The positioning cone 3 is provided with a conduit 802 that communicates with the annular airbag 801 and the hollow sealing ring 803.

[0042] When the positioning cone 3 moves toward the interior of the bidirectional internal helical tube 2, it will compress the annular airbag 801, and inject the gas inside the annular airbag 801 into the interior of the hollow sealing ring 803 through the conduit 802. The hollow sealing ring 803 expands and tightly adheres to the surface of the cable, sealing both ends of the joint.

[0043] like Figure 1 As shown, in a preferred embodiment, based on the above method, the inner diameter of the hollow sealing ring 803 is smaller than the outer diameter of the cable, and the inner diameter of the hollow sealing ring 803 is the same as the inner diameter of the inner cylinder 1, which makes it easier to insert the cable during the insertion process.

[0044] like Figure 1 As shown, in a preferred embodiment, based on the above method, the sheath 5 is further provided with a groove at one end near the metal limiting ring 6, and the inner diameter of the groove is the same as the outer diameter of the metal limiting ring 6. The magnetic ring 7 is located inside the groove. After the end of the sheath 5 is connected to the metal limiting ring 6, it will be stuck on the outside of the metal limiting ring 6, which can protect the metal limiting ring 6.

[0045] Example 3

[0046] The solutions in Embodiments 1 and 2 will be further described below with reference to their specific working methods.

[0047] In the butt joint of the cable, the cable end is removed from part of the cable skin, and then the two cable cores are inserted from the front end of the positioning cone 3, the end of the two cable cores is inserted into the inside of the inner cylinder 1, and then the sheath 5 is inserted and positioned between the two-way internal screw pipe 2, the rotation of the two-way internal screw pipe 2 is controlled, the two sets of positioning cone 3 move towards the inside of the two-way internal screw pipe 2 at the same time, and in the process of moving the positioning cone 3, the fixed ring 402 is attached to the outside of the clamping plate 401 and moves, and the clamping plate 401 is extruded, the inside of the clamping plate 401 is tightly attached to the outside of the cable, and the cable is fixed, in addition, when the positioning cone 3 moves towards the inside of the two-way internal screw pipe 2, the annular air bag 801 is extruded, the gas in the annular air bag 801 is injected into the inside of the hollow sealing ring 803 through the conduit 802, the hollow sealing ring 803 is inflated and tightly attached to the surface of the cable, the two ends of the joint are sealed, the cable connection is completed, the sheath 5 is controlled to move towards the direction of the metal limiting ring 6, the magnetic ring 7 at the end of the sheath 5 is magnetically attracted to the metal limiting ring 6, the position of the sheath 5 is stabilized, and the outside of the positioning cone 3 is protected, when the surface of the device is subjected to a rotating force, the sheath 5 is used for protection, the two-way internal screw pipe 2 can be avoided from directly contacting with the force object, and the rotation of the two-way internal screw pipe 2 is not controlled when the force object controls the rotation of the sheath 5, so that the looseness of the connection is avoided.

[0048] The above is only a further embodiment of the present application, but the protection scope of the present application is not limited thereto, any skilled person in the art can make equivalent replacement or change according to the technical scheme and concept of the present application within the scope disclosed by the present application, which belongs to the protection scope of the present application.

Claims

1. A special high-temperature resistant flexible cable connector for ships, comprising an inner cylinder (1), a bidirectional internal helical tube (2) rotatably mounted on the outside of the inner cylinder (1), and a positioning cone (3) threaded to both ends of the bidirectional internal helical tube (2) and moving along the length of the inner cylinder (1), characterized in that: The end of the inner cylinder (1) and the inner side of the positioning cone cylinder (3) are provided with a positioning mechanism (4) for fixing the cable, both ends of the bidirectional inner screw pipe (2) are sleeved with a sheath (5), and the outer diameter of the sheath (5) is greater than that of the bidirectional inner screw pipe (2), and the outer side of the positioning cone cylinder (3) away from the bidirectional inner screw pipe (2) is rotatably provided with a metal limiting ring (6), and the end of the sheath (5) close to the metal limiting ring (6) is provided with a magnetic ring (7), and the end of the sheath (5) is inserted between the bidirectional inner screw pipe (2), and the inner side of the positioning cone cylinder (3) is provided with a sealing mechanism (8).

2. The special high temperature resistant flexible cable joint for naval vessels according to claim 1, characterized in that: The end of the sheath (5) away from the metal limiting ring (6) is uniformly fixed with a plug rod (501) in the circumferential direction, and the outer end of the bidirectional inner screw pipe (2) is provided with a plug hole (502) matched with the plug rod (501).

3. The special high temperature resistant flexible cable joint for warship according to claim 1, characterized in that: The positioning mechanism (4) comprises a clamping plate (401) and a fixing ring (402), the clamping plate (401) is uniformly fixed on both ends of the inner cylinder (1), the clamping plate (401) on the end of the inner cylinder (1) is arranged in an annular array, and a gap is left between adjacent clamping plates (401), and the inner side of the positioning cone cylinder (3) is fixed with a fixing ring (402), and the inner side of the fixing ring (402) is attached to the outer side of the clamping plate (401).

4. The special high temperature resistant flexible cable joint for naval vessels according to claim 1, characterized in that: The outer side of the sheath (5) is uniformly provided with anti-skid lines in the circumferential direction, and the anti-skid lines are along the length direction of the sheath (5).

5. The special high temperature resistant flexible cable joint for warship according to any one of claims 1-4, characterized in that: The sealing mechanism (8) comprises a ring-shaped air bag (801), a conduit (802) and a hollow sealing ring (803), the ring-shaped air bag (801) is symmetrically sleeved at the middle position of the inner cylinder (1), the ring-shaped air bag (801) is fixed at the end of the inner side of the positioning cone cylinder (3) away from the inner cylinder (1), and the inner side of the positioning cone cylinder (3) is provided with a conduit (802) in communication between the ring-shaped air bag (801) and the hollow sealing ring (803).

6. A special high temperature resistant flexible cable joint for naval vessels according to claim 5, characterized in that: The inner diameter of the hollow sealing ring (803) is smaller than the outer diameter of the cable, and the inner diameter of the hollow sealing ring (803) is the same as the inner diameter of the inner cylinder (1).

7. The special high temperature resistant flexible cable joint for naval vessels according to claim 1, characterized in that: The end of the sheath (5) close to the metal limiting ring (6) is provided with a groove, and the inner diameter of the groove is the same as the outer diameter of the metal limiting ring (6), and the magnetic ring (7) is located in the inner side of the groove.

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