Extra-high voltage submarine cable factory joint conductor shielding recovery device

Abstract

The utility model discloses an ultrahigh pressure submarine cable factory joint conductor shielding recovery device which comprises a mold layer, a pressing mechanism layer and a heating assembly layer from inside to outside, the mold layer comprises an upper mold and a lower mold which are symmetrical, and the inner sides of the upper mold and the lower mold are respectively provided with a temperature sensor and a pressure sensor; the pressing mechanism layer comprises an upper pressing piece and a lower pressing piece which are symmetrical. The upper pressing piece and the lower pressing piece are correspondingly located on the outer sides of the upper die and the lower die respectively. Connecting pieces are correspondingly arranged at the two ends of the upper compressing assembly and the two ends of the lower compressing assembly; the heating assembly layer comprises two heating assemblies, and the two heating assemblies are arranged on the outer side of the upper pressing piece and the outer side of the lower pressing piece correspondingly. The whole device is formed by combining the heating device and the die device, the temperature sensor and the pressure sensor are arranged on the inner surface in a measuring mode, the real-time temperature and pressure can be detected, the electric pressing mechanism is used, the die can be pressed at the same time, and extrusion of materials caused by different instability and uneven stress during manual pressing is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of auxiliary tooling for manufacturing submarine cable factory joints, in particular to a conductor shielding recovery device for ultra-high voltage submarine cable factory joints. Background Art

[0002] With the development of offshore wind power systems, the requirements for joint technology for long-length, high-voltage submarine cables are getting higher and higher. The demand for long-length submarine cables is the key direction of the future market. It is imperative to develop joint conductor shielding recovery technology that can be widely used, has high processing efficiency and good reliability.

[0003] Conductor shielding is an important process in the process of flexible joint recovery device, and it is also an important process for the temperature of the recovery device process and the vulcanization time of the material. The existing device cannot control the temperature to recover the inner screen, and cannot accurately monitor the temperature of the inner screen recovery material; and the pressing mold needs to be opened manually, which cannot ensure that the force of the mold is balanced during the pressing process, and cannot monitor the pressure of the melted material inside the mold when the device is recovered.

[0004] In view of the above problems, it is necessary to provide a straightening device for welding conductors of ultra-high voltage submarine cable factory joints which has a simple structure and is easy to operate to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a shielding recovery device for a conductor of an ultra-high voltage submarine cable factory joint, so as to overcome the above-mentioned defects in the prior art.

[0006] The technical solution for achieving the purpose of the utility model is: a shielding recovery device for conductors of ultra-high voltage submarine cable factory joints, comprising a mold layer, a clamping mechanism layer and a heating component layer from the inside to the outside, the mold layer comprising a symmetrical upper mold and a lower mold, and temperature sensors and pressure sensors are installed on the inner sides of the upper mold and the lower mold; the clamping mechanism layer comprises a symmetrical upper clamping piece and a lower clamping piece, and the upper clamping piece and the lower clamping piece are respectively located on the outer sides of the upper mold and the lower mold; connecting pieces are respectively arranged at both ends of the upper clamping piece and the lower clamping piece, and a clamping mechanism is connected between the corresponding connecting pieces of the upper clamping piece and the lower clamping piece; the heating component layer comprises two heating components, and the two heating components are respectively arranged on the outer sides of the upper clamping piece and the lower clamping piece.

[0007] As a preferred embodiment, the heating assembly includes a heating plate, a cover shell and a heating valve, the heating plate is fixed to the inside of the cover shell by screws, and the heating valve is fixed to the outside of the cover shell.

[0008] As a preferred embodiment, the temperature sensor is arranged at a middle position of the mold layer along the axial direction.

[0009] As a preferred embodiment, the pressure sensor is arranged close to the port of the mold layer along the axial direction.

[0010] As a preferred embodiment, at least one threaded hole is correspondingly arranged on the connecting plate, and the thread directions of the corresponding threaded holes are opposite. The clamping mechanism includes a stud bolt with opposite thread directions at both ends, and the two ends of the stud bolt are respectively installed in the corresponding threaded holes of adjacent connecting plates.

[0011] As a preferred embodiment, the pressing mechanism further includes a motor for driving the stud bolt to rotate.

[0012] As a preferred embodiment, the cover shell is provided with a groove for accommodating the pressing mechanism.

[0013] As a preferred embodiment, a heat dissipation valve is fixedly provided on the outer side of the cover shell.

[0014] By adopting the above technical solution, the utility model has the following beneficial effects:

[0015] (1) The device of the utility model is composed of a heating device and a mold device. It can adapt to the same device and replace different molds to restore the inner shielding layer, which saves the manufacturing cost of the mold to a certain extent.

[0016] (2) The surface measurement of the utility model is equipped with a temperature sensor, which can detect the real-time temperature and accurately control and understand the recovery situation, so as to prevent the mold temperature from being too high during the recovery process of the inner shielding layer to avoid danger.

[0017] (3) The utility model uses an electric pressing mechanism, which can simultaneously press the mold, thereby avoiding the extrusion of the material caused by unstable and uneven force during manual pressing.

[0018] (4) The device of the utility model adds a pressure sensor at the end of the mold to monitor the recovery of the inner screen and thus control it. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to make the content of the utility model easier to understand, the utility model is further described in detail according to specific embodiments and in conjunction with the accompanying drawings.

[0020] Figure 1 This is a stereoscopic diagram of a conductor shielding recovery device for an ultra-high voltage submarine cable factory joint.

[0021] Figure 2 This is a front view of an ultra-high voltage submarine cable factory joint conductor shielding recovery device.

[0022] Figure 3It is a stereoscopic view of the side of an ultra-high voltage submarine cable factory joint conductor shielding recovery device.

[0023] Figure 4 This is a rear view of a conductor shielding recovery device for an ultra-high voltage submarine cable factory joint.

[0024] The numbers in the accompanying drawings are: 1. mold layer; 11. upper mold; 12. lower mold; 13. temperature sensor; 14. pressure sensor; 2. clamping mechanism layer; 21. upper clamping piece; 22. lower clamping piece; 23. connecting piece; 24. clamping mechanism; 25. threaded hole; 3. heating component; 31. heating component; 311. heating plate; 312. cover; 313. heating valve; 314. heat dissipation valve. DETAILED DESCRIPTION

[0025] In order to better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0026] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0027] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0028] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0029] In the description of the embodiments of the present utility model, it should be understood that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the utility model product is conventionally placed when in use, or are the orientations or positional relationships conventionally understood by those skilled in the art. They are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply 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 understood as a limitation on the present utility model.

[0030] In the description of the embodiments of the present utility model, it is also necessary to explain that, unless otherwise clearly stipulated and limited, the terms "set", "installed", "connected", and "connected" 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 directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. The utility model is further described below in conjunction with the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the utility model, and cannot be used to limit the scope of protection of the utility model.

[0031] (Example)

[0032] See Figure 1-Figure 4 , from the inside to the outside, it includes a mold layer 1 and a pressing mechanism layer 2, the mold layer 1 includes a symmetrical semicircular upper mold 11 and a lower mold 12, the inner surfaces of the upper mold 11 and the lower mold 12 are both installed with a temperature sensor 13 and a pressure sensor 14, the temperature sensor 13 is located in the middle of the upper mold 11 and the lower mold 12, and the pressure sensor 14 is located at the port position of the upper mold 11 and the lower mold 12; the pressing mechanism layer 2 includes a symmetrical upper pressing piece 21 and a lower pressing piece 22, the upper pressing piece 21 and the lower pressing piece 22 are The parts 22 are respectively located on the outer peripheral surfaces of the upper mold 11 and the lower mold 12; the upper pressing part 21 and the lower pressing part 22 are both provided with connecting pieces 23 at both ends, and the connecting pieces 23 are both provided with a pressing mechanism 24; the connecting pieces 23 are each provided with four threaded holes 25, and the thread directions of the corresponding threaded holes 25 are opposite. The pressing mechanism 24 includes studs with opposite thread directions at both ends and a motor for driving the studs to rotate. The two ends of the studs are respectively installed in the corresponding threaded holes 25 of the adjacent connecting pieces 23. A motor is provided at each end of the stud, and the motor is fixed on the corresponding connecting plate. The motor can rotate and press at the same time, so that the mold is pressed more evenly.

[0033] The outer surfaces of the upper pressing piece 21 and the lower pressing piece 22 are each connected with a heating assembly 31, and the heating assembly 31 includes a heating plate 311, a cover 312 and a heating valve 313. The heating plate 311 is fixed to the inner side of the cover 312 by screws, and the heating valve 313 is fixedly arranged on the outer side of the cover 312. A heat dissipation valve 314 is also fixedly arranged on the outer side of the cover 312. The mold temperature can be adjusted and controlled by the heating assembly 31.

[0034] The cover shell 312 is provided with grooves for accommodating the stud bolts and the motor for driving the stud bolts to rotate, so that the space utilization rate of the device can be higher and the structure is more reasonable.

[0035] This embodiment is composed of a heating device and a mold device as a whole. The inner surface measurement is equipped with a temperature sensor and a pressure sensor, which can detect the real-time temperature and pressure. The electric pressing mechanism can be used to press the mold at the same time, avoiding the extrusion of materials caused by different unstable and uneven forces during manual pressing.

[0036] The specific embodiments described above further illustrate the purpose, technical solutions and beneficial effects of the present invention. It should be understood that the above description is only a specific embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An ultra-high voltage submarine cable factory joint conductor shielding recovery device, characterized in that: The invention comprises, from the inside to the outside, a mold layer (1), a pressing mechanism layer (2) and a heating component layer (3), wherein the mold layer (1) comprises a symmetrical upper mold (11) and a lower mold (12), and a temperature sensor (13) and a pressure sensor (14) are installed on the inner sides of the upper mold (11) and the lower mold (12); the pressing mechanism layer (2) comprises a symmetrical upper pressing piece (21) and a lower pressing piece (22), and the upper pressing piece (21) and the lower pressing piece (22) are respectively located at The upper mold (11) and the lower mold (12) are on the outside; both ends of the upper pressing piece (21) and the lower pressing piece (22) are respectively provided with connecting pieces (23); a pressing mechanism (24) is connected between the corresponding connecting pieces (23) of the upper pressing piece (21) and the lower pressing piece (22); the heating component layer (3) comprises two heating components (31), and the two heating components (31) are respectively arranged on the outside of the upper pressing piece (21) and the lower pressing piece (22).

2. The ultra-high voltage submarine cable factory joint conductor shielding recovery device according to claim 1, characterized in that: The heating component (31) comprises a heating plate (311), a cover shell (312) and a heating valve (313); the heating plate (311) is fixed to the inside of the cover shell (312) by means of screws, and the heating valve (313) is fixed to the outside of the cover shell (312).

3. The ultra-high voltage submarine cable factory joint conductor shielding recovery device according to claim 1, characterized in that: The temperature sensor (13) is arranged at a middle position of the mold layer (1) along the axial direction.

4. The ultra-high voltage submarine cable factory joint conductor shielding recovery device according to claim 1, characterized in that: The pressure sensor (14) is arranged close to a port of the mold layer (1) along the axial direction.

5. The ultra-high voltage submarine cable factory joint conductor shielding recovery device according to claim 2, characterized in that: At least one threaded hole (25) is correspondingly provided on each of the connection plates (23), and the thread directions of the corresponding threaded holes (25) are opposite. The pressing mechanism (24) comprises a stud bolt with opposite thread directions at both ends, and the two ends of the stud bolt are respectively installed in the corresponding threaded holes (25) of the adjacent connection plates (23).

6. The ultra-high voltage submarine cable factory joint conductor shielding recovery device according to claim 5, characterized in that: The pressing mechanism (24) also includes a motor for driving the stud bolt to rotate.

7. The ultra-high voltage submarine cable factory joint conductor shielding recovery device according to claim 6, characterized in that: The cover shell (312) is provided with a groove for accommodating the pressing mechanism (24).

8. The ultra-high voltage submarine cable factory joint conductor shielding recovery device according to claim 6, characterized in that: A heat dissipation valve (314) is fixedly arranged on the outside of the cover shell (312).

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