Cable joint protection device
By designing a cable joint protection device and adopting structures such as sealing gaskets, buffer columns, and heat dissipation fins, the problem of poor sealing of cable joints was solved, achieving insulation and mechanical protection and improving the safety and reliability of cables.
Patent Information
- Application Number
- CN202520268829.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-20
- Publication Date
- 2025-11-25
- Estimated Expiration
- 2035-02-20
AI Technical Summary
Poor sealing of cable joints allows moisture and dust to intrude, affecting insulation performance, posing a risk of electrical faults, and providing insufficient mechanical protection.
A cable joint protection device was designed, comprising a housing, a fixing structure and an insulation layer, employing a sealing gasket and a buffer post, combined with an arc-shaped fixing plate and heat dissipation fins, to provide sealing, insulation and buffer protection.
It effectively prevents moisture and dust from entering, improves insulation performance, reduces the risk of electrical faults, enhances mechanical stability, and extends cable life.
Smart Images
Figure CN223599477U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to power equipment technical field especially relates to a cable joint protection device. BACKGROUND
[0002] With the continuous development of power system, as the key node of power transmission, the safety and reliability of cable joint become an important problem in power engineering. The cable joint protection device is used to lock and fix the incoming and outgoing lines, and plays the role of waterproof, dustproof and shockproof. The cable joint keeps the cable sealed and ensures the insulation level at the cable joint, so that it can operate safely and reliably. If the sealing is poor, not only the oil immersion paper will dry up due to oil leakage, but also the moisture will invade the inside of the cable, which will reduce the insulation performance of the cable. SUMMARY
[0003] Therefore, the main purpose of the utility model is to solve the above problems.
[0004] The utility model provides a cable joint protection device, include: shell, fixed knot, cable, the shell includes: half shell, lead wire mouth, butt joint mouth, first fixed base, sealing washer, insulating layer, one end of half shell is provided with lead wire mouth, lead wire mouth is used to wear into wear out cable, the other end of half shell is provided with butt joint mouth, butt joint mouth top and bottom all are equipped with first fixed base, butt joint mouth is provided with sealing washer, lead wire mouth inside is provided with insulating layer,
[0005] The fixed knot includes: first connecting seat, second connecting seat, connecting rod, fixed plate, second fixed base, the first connecting seat sets up in the outer wall of lead wire mouth, the connecting rod one end with first connecting seat's top through the pivot connection, the connecting rod other end with second connecting seat's top through the pivot connection, second connecting seat's bottom with fixed plate connects, the left and right sides of fixed plate all are equipped with second fixed base,
[0006] Half shell is provided with two fixed knot, a fixed knot sets up in the top of lead wire mouth, another fixed knot sets up in the bottom of lead wire mouth, and the fixed plate between two fixed knot clamps the cable, and the second fixed base between two fixed plates is connected through the bolt,
[0007] Half shell is provided with two, and the butt joint mouth of two half shells contacts each other, and the first fixed base between two half shells is connected through the bolt.
[0008] Further, the fixed plate is arc-shaped, and the curvature of the fixed plate is matched with the curvature of the outer diameter of the cable.
[0009] Further, the half shell comprises an observation window, which is inlaid on the half shell, and the observation window is arranged on the left side of the first fixing seat.
[0010] Further, the half shell comprises a plurality of buffer columns, which are uniformly distributed on the inner side of the half shell.
[0011] Further, the half shell comprises a plurality of heat dissipation fins, which are uniformly distributed on the outer surface of the half shell.
[0012] Further, the fixing structure comprises an anti-skid layer, which is arranged on one side of the fixing plate close to the cable.
[0013] The beneficial effects of the utility model are as follows:
[0014] By arranging the sealing gasket on the interface and the insulating layer inside the lead port, water, dust and other impurities are effectively prevented from entering the cable joint area, good insulation protection is provided, and the risk of electrical failure is reduced. The buffer column on the inner side of the half shell can absorb external impact force, protect the cable joint from mechanical damage, and prolong the service life of the cable. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 It is a structure schematic view of the utility model of a cable joint protection device.
[0016] Figure 2 It is a structure side view of the utility model of a cable joint protection device.
[0017] Figure 3 It is a shell schematic view of the utility model.
[0018] Figure 4 It is a shell side view of the utility model.
[0019] Figure 5 It is a fixing structure schematic view of the utility model.
[0020] Figure 6 It is a fixing structure side view of the utility model.
[0021] Among them, the above drawings include the following reference signs:
[0022] 1, shell; 101, half shell; 102, lead port; 103, interface; 104, first fixing seat; 105, sealing gasket; 106, insulating layer; 107, observation window; 108, buffer column; 109, heat dissipation fin; 2, fixing structure; 201, first connecting seat; 202, second connecting seat; 203, connecting rod; 204, fixing plate; 205, second fixing seat; 206, anti-skid layer; 3, cable; 4, bolt. DETAILED DESCRIPTION
[0023] The application will be described in further detail below with reference to the drawings and embodiments. It can be understood that the specific embodiments described herein are only used to explain the related utility model, and not limit the utility model. In addition, it should be noted that, for ease of description, only parts related to the utility model are shown in the drawings. It should be noted that, in the case of no conflict, the embodiments in the application and the features in the embodiments can be combined with each other.
[0024] In the description of the utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model; the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance, in addition, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting" should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements inside. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances. The application will be described in detail below with reference to the drawings and embodiments.
[0025] As shown in Figure 1 and Figure 2 A cable joint protection device, comprising: a shell 1, a fixed structure 2, a cable 3;
[0026] As shown in Figure 3 and Figure 4As shown in the drawings, the shell 1 comprises: a half shell 101, a lead port 102, a butt joint 103, a first fixing seat 104, a sealing gasket 105, an insulation layer 106; the half shell 101 is provided with the lead port 102 at one end, the lead port 102 is used for penetrating through the cable 3, the half shell 101 is provided with the butt joint 103 at the other end, the butt joint 103 is provided with the first fixing seat 104 at the top end and the bottom end, the butt joint 103 is provided with the sealing gasket 105, and the lead port 102 is provided with the insulation layer 106 inside. The design of the half shell 101 can facilitate the staff to quickly install the cable joint protection device at the cable street head part, the insulation layer 106 is made of flexible material and can be attached to the outer surface of the cable 3, and the sealing gasket 105 is added, so that the cable joint protection device can effectively prevent water, dust and other impurities from entering the cable joint part.
[0027] As shown in the drawings, Figure 5 and Figure 6 The fixing structure 2 comprises: a first connecting seat 201, a second connecting seat 202, a connecting rod 203, a fixed plate 204, and a second fixing seat 205; the first connecting seat 201 is arranged on the outer wall of the lead port 102, one end of the connecting rod 203 is connected to the top end of the first connecting seat 201 through a rotating shaft, the other end of the connecting rod 203 is connected to the top end of the second connecting seat 202 through a rotating shaft, the bottom end of the second connecting seat 202 is connected to the fixed plate 204, and the left and right sides of the fixed plate 204 are provided with the second fixing seat 205;
[0028] As shown in the drawings, Figure 5 and Figure 6 The half shell 101 is provided with two fixing structures 2, one fixing structure 2 is arranged at the top end of the lead port 102, and the other fixing structure 2 is arranged at the bottom end of the lead port 102, the fixed plates 204 of the two fixing structures 2 clamp the cable 3 therebetween, and the second fixing seats 205 of the two fixed plates 204 are connected by the bolt 4;
[0029] As shown in the drawings, Figure 1 and Figure 2 The half shell 101 is provided with two, the butt joints 103 of the two half shells 101 are in contact with each other, and the first fixing seats 104 of the two half shells 101 are connected by the bolt 4.
[0030] When the worker needs to connect two cables, the two cables are respectively inserted into two different half shells 101 through the lead port 102, then the two cables are connected, after that the two half shells 101 are closed, the two half shells 101 are connected through the bolt 4 and the nut, the cable is fixed through the fixing structure 2 on the half shell 101, and the two fixing plates 204 are connected through the bolt and the nut, so that the cable joint protection device is prevented from being displaced on the cable.
[0031] In a preferred embodiment, the fixing plate 204 is arc-shaped, and the curvature of the fixing plate 204 is matched with the curvature of the outer diameter of the cable 3, so that uniform pressure can be applied to the cable when the cable is clamped.
[0032] As shown in Figure 3 and Figure 4 In a preferred embodiment, the half shell 101 includes an observation window 107, which is inlaid on the half shell 101 and is arranged on the left side of the first fixing seat 104. Through the observation window 107, the worker can directly observe the working state of the cable joint without disassembling the protection device, potential problems can be found in time and corresponding measures can be taken, and the maintenance efficiency and reliability of the cable system are improved.
[0033] As shown in Figure 3 and Figure 4 In a preferred embodiment, the half shell 101 includes a plurality of buffer columns 108, which are uniformly distributed on the inner side of the half shell 101. The buffer column 108 is made of elastic material, and the design of the buffer column 108 not only increases the friction between the cable joint protection device and the cable, but also makes the cable more stable in the device, and when impacted, the buffer column 108 can further disperse the impact force through its deformation, significantly improving the buffering effect.
[0034] As shown in Figure 3 and Figure 4 In a preferred embodiment, the half shell 101 includes a plurality of heat dissipation fins 109, which are uniformly distributed on the outer surface of the half shell 101. The heat dissipation fins 109 greatly increase the heat dissipation area of the device, so that the heat generated by the cable joint during operation can be quickly dissipated to the surrounding environment, avoiding the accumulation of heat to cause the temperature of the cable joint to be too high, thereby affecting the performance and service life of the cable joint.
[0035] As shown in Figure 6 In a preferred embodiment, the fixing structure 2 includes an anti-slip layer 206, which is arranged on one side of the fixing plate 204 close to the cable 3. The anti-slip layer 206 further increases the friction between the fixing structure 2 and the cable.
[0036] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.
Claims
1. A cable joint protection device, characterized by, Include: The shell (1), fixed structure (2), cable (3), bolt (4); The shell (1) includes: half shell (101), lead port (102), interface (103), first fixed seat (104), gasket (105), insulation layer (106); the half shell (101) is provided with the lead port (102) at one end, the lead port (102) is used for going in and out of the cable (3), the half shell (101) is provided with the interface (103) at the other end, the interface (103) is provided with the first fixed seat (104) at the top and bottom, the interface (103) is provided with the gasket (105), the lead port (102) is provided with the insulation layer (106) inside; The fixed structure (2) includes: first connecting seat (201), second connecting seat (202), connecting rod (203), fixed plate (204), second fixed seat (205); the first connecting seat (201) is arranged on the outer wall of the lead port (102), one end of the connecting rod (203) is connected with the top of the first connecting seat (201) through the pivot, the other end of the connecting rod (203) is connected with the top of the second connecting seat (202) through the pivot, the bottom of the second connecting seat (202) is connected with the fixed plate (204), the left and right sides of the fixed plate (204) are provided with the second fixed seat (205); The half shell (101) is provided with two fixed structures (2), one fixed structure (2) is arranged at the top of the lead port (102), the other fixed structure (2) is arranged at the bottom of the lead port (102), the fixed plate (204) of the two fixed structures (2) clamps the cable (3), the second fixed seat (205) of the two fixed plates (204) is connected through the bolt (4); The half shell (101) has two, the interface (103) of the two half shells (101) abuts each other, the first fixed seat (104) between the two half shells (101) is connected through the bolt (4).
2. The cable joint protection device according to claim 1, wherein The fixed plate (204) is arc-shaped, and the curvature of the fixed plate (204) is matched with the curvature of the outer diameter of the cable (3).
3. The cable joint protection device according to claim 1, wherein The half shell (101) includes an observation window (107), the observation window (107) is inlaid on the half shell (101), and the observation window (107) is arranged on the left side of the first fixed seat (104).
4. The cable joint protection device according to claim 1, wherein The half shell (101) includes a plurality of buffer columns (108), and the buffer columns (108) are uniformly distributed on the inner side of the half shell (101).
5. The cable joint protection device according to claim 1, wherein The half shell (101) comprises a plurality of heat dissipation fins (109) which are uniformly distributed on the outer surface of the half shell (101).
6. A cable joint protection device according to claim 1, characterized in that, The fixing structure (2) comprises an anti-skid layer (206), and the anti-skid layer (206) is arranged on one side of the fixing plate (204) close to the cable (3).