Cable connecting device

Abstract

The invention provides a cable connecting device. The cable connecting device comprises a first contact; a second contact; the connecting assembly comprises a sleeve and two clamping pieces, a containing cavity is formed in the sleeve, the first clamping piece is arranged on the first contact, the second clamping piece is arranged on the second contact, and the two clamping pieces both have a storage state and an extending state; when the two clamping pieces are both in the stretching-out state, the two clamping pieces are both clamped with the sleeve, and when the first clamping piece and the second clamping piece are switched from the stretching-out state to the containing state, the first clamping piece is contained in the first contact, and the second clamping piece is contained in the second contact. Through the technical scheme provided by the invention, the problems that the connection mode is complicated and the installation efficiency is influenced when two cables are electrically connected through a mode of moving a cable joint in the related technology, and the safe operation of an electrical system is influenced due to the damage of the cable or the cable joint during the operation of a constructor can be solved.

Description

Technical Field

[0001] The present invention relates to the technical field of electric power equipment, and in particular to a cable connecting device. Background Art

[0002] Cable joints, also known as cable connectors, are electrical connectors used to connect cables to cables, cables to devices, or devices to devices. They can be simple metal terminals or complex connector assemblies, which are used to ensure the transmission of electrical signals or power and ensure the safety and reliability of electrical systems.

[0003] In the related art, a cable connector is used to connect two cables. The cable connector is first put on the first cable. After the two cables are in contact, the cable connector is moved on the first cable, so that the cable connector is put on the connection between the first cable and the second cable, thereby ensuring that the two cables are electrically connected.

[0004] However, the related art of electrically connecting two cables by moving the cable connector makes the connection method complicated, affects the installation efficiency, and construction workers may also cause damage to the cables or cable connectors during operation, affecting the safe operation of the electrical system. Summary of the invention

[0005] The present invention provides a cable connecting device to solve the problem in the related art that two cables are electrically connected by moving the cable connector, which makes the connection method complicated and affects the installation efficiency, and the construction workers may cause damage to the cable or the cable connector during operation, thereby affecting the safe operation of the electrical system.

[0006] The present invention provides a cable connection device, which includes: a first contact, provided with a first cable connection part; a second contact, provided with a second cable connection part; a connection component, including a sleeve and two clips, wherein the sleeve has an accommodating cavity for accommodating the first contact and the second contact, the first clip is arranged on the first contact, and the second clip is arranged on the second contact, and both the two clips have a storage state and an extended state; wherein, when the first contact and the second contact extend into the accommodating cavity and the first clip and the second clip are both in the extended state, the first clip and the second clip are both engaged with the sleeve to electrically connect the first contact with the second contact, and when the first clip and the second clip are switched from the extended state to the stored state, the first clip is received in the first contact, and the second clip is received in the second contact, so that the first contact is separated from the second contact and can be removed from the sleeve.

[0007] Furthermore, the clamping component includes a fixed sleeve and a first movable rod, the fixed sleeve can be connected to the first contact and the second contact, the first movable rod is movably arranged in the fixed sleeve along the axial direction of the fixed sleeve, and two arc-shaped groove structures are arranged on the inner side wall of the sleeve, and the two arc-shaped groove structures extend along the circumference of the sleeve. When the clamping component is in an extended state, the first end of the first movable rod passes through the first contact and extends into the arc-shaped groove structure.

[0008] Furthermore, the clamping member also includes a spring, which is arranged in the fixing sleeve, the first end of the first moving rod extends into the first arc-shaped groove structure, and the second end of the first moving rod is connected to the spring.

[0009] Furthermore, the clamping member also includes a first guide head, which is arranged on the first end of the first moving rod. The diameter of the first guide head is larger than the diameter of the first moving rod. When the clamping member is in an extended state, the first guide head passes through the first contact and extends into the arc-shaped groove structure.

[0010] Furthermore, an arcuate surface is provided at the end of the arcuate groove structure, a first end of the arcuate surface is connected to the inner side wall of the sleeve, and a second end of the arcuate surface is connected to the bottom wall of the arcuate groove structure.

[0011] Furthermore, the clamping component also includes a second movable rod, which is movably arranged in the fixed sleeve along the circumference of the fixed sleeve, the first end of the first movable rod extends into the first arc-shaped groove structure, the second end of the first movable rod is connected to the first end of the spring, the first end of the second movable rod is connected to the second end of the spring, and the second end of the second movable rod can pass through the first contact and extend into the second arc-shaped groove structure; the clamping component also includes a second guide head, the second guide head is arranged on the second end of the second movable rod, the diameter of the second guide head is larger than the diameter of the second movable rod, and when the clamping component is in an extended state, the second guide head passes through the first contact and extends into the second arc-shaped groove structure.

[0012] Furthermore, a first limiting nut is provided at the first end of the fixing sleeve, a first limiting boss is provided at the second end of the first moving rod, the first moving rod is passed through the first limiting nut, and the first limiting boss is limitedly matched with the first limiting nut; a second limiting nut is provided at the second end of the fixing sleeve, a second limiting boss is provided at the first end of the second moving rod, the second moving rod is passed through the second limiting nut, and the second limiting boss is limitedly matched with the second limiting nut.

[0013] Furthermore, the sleeve is made of metal material.

[0014] Furthermore, a connecting protrusion is provided on the first contact, and a connecting recess is provided on the second contact. The connecting protrusion can extend into the connecting recess, so that the first contact is electrically connected to the second contact.

[0015] Furthermore, an annular mounting groove is provided on the inner side wall of the connecting recess, and a spring contact finger is provided in the annular mounting groove. When the first clamping member and the second clamping member are in the extended state, the spring contact finger abuts against the connecting protrusion.

[0016] According to the technical solution of the present invention, a cable connection device includes a first contact, a second contact and a connection assembly, wherein the first contact is provided with a first cable connection portion, and the second contact is provided with a second cable connection portion, so that the first contact can be connected to the cable through the first cable connection portion, and the second contact can be connected to the cable through the second cable connection portion, and then a sleeve and two clamping parts in the connection assembly are used, wherein the sleeve has a receiving cavity, and the first contact and the second contact extend into the receiving cavity of the sleeve, and when the first clamping part on the first contact and the second clamping part on the second contact are both in an extended state, the first clamping part and the second clamping part are both clamped with the sleeve, so that the first contact and the second contact are electrically connected, and can also The second contact can be easily connected to the socket when the first and second contacts are in contact with each other, so that the first and second contacts can be easily connected to each other, and the first and second contacts can be easily connected to each other, so that the first and second contacts can be easily connected to each other, and the second and second contacts can be easily connected to each other, so that the first and second contacts can be easily connected to each other, and the second and second contacts can be easily connected to each other, so that the first and second contacts can be easily connected to each other, and the second and second contacts can be easily connected to each other, and ... BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The drawings constituting a part of the present application are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the drawings:

[0018] Figure 1 A cross-sectional view of a cable connection device provided according to an embodiment of the present invention is shown;

[0019] Figure 2 Shows Figure 1 A partial enlarged view of the middle A;

[0020] Figure 3 A cross-sectional view of a sleeve provided according to an embodiment of the present invention is shown;

[0021] Figure 4 Shows Figure 3 Sectional view at the middle BB;

[0022] Figure 5A cross-sectional view of a sleeve according to another perspective of an embodiment of the present invention is shown;

[0023] Figure 6 A schematic structural diagram of a sleeve provided according to an embodiment of the present invention is shown;

[0024] Figure 7 A schematic structural diagram of a clamping member provided according to an embodiment of the present invention is shown.

[0025] The above drawings include the following reference numerals:

[0026] 10. first contact; 11. connecting protrusion;

[0027] 20. second contact; 21. connecting recess; 211. annular mounting groove; 212. spring contact finger;

[0028] 30. Connecting assembly; 31. Sleeve; 311. Accommodating chamber; 312. Arc-shaped groove structure; 3121. Arc-shaped surface; 32. Clip-on; 321. Fixing sleeve; 322. First moving rod; 3221. First limiting boss; 323. Spring; 324. First guide head; 325. Second moving rod; 3251. Second limiting boss; 326. Second guide head; 327. First limiting nut; 328. Second limiting nut. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. The following description of at least one exemplary embodiment is actually only illustrative and is by no means intended to limit the present invention and its application or use. 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.

[0030] like Figures 1 to 7As shown, an embodiment of the present invention provides a cable connection device, which includes a first contact 10, a second contact 20 and a connection assembly 30. The first contact 10 is provided with a first cable connection portion, and the second contact 20 is provided with a second cable connection portion. The connection assembly 30 includes a sleeve 31 and two clamping members 32. The sleeve 31 has an accommodating cavity 311 for accommodating the first contact 10 and the second contact 20. The first clamping member 32 is arranged on the first contact 10, and the second clamping member 32 is arranged on the second contact 20. Both the two clamping members 32 have a storage state and an extended state. In the embodiment, when the first contact 10 and the second contact 20 extend into the accommodating cavity 311 and the first clip 32 and the second clip 32 are both in the extended state, the first clip 32 and the second clip 32 are both engaged with the sleeve 31 to electrically connect the first contact 10 and the second contact 20; when the first clip 32 and the second clip 32 are switched from the extended state to the accommodated state, the first clip 32 is accommodated in the first contact 10 and the second clip 32 is accommodated in the second contact 20, so that the first contact 10 is separated from the second contact 20 and can be removed from the sleeve 31.

[0031] The cable connection device provided by the embodiment of the present invention includes a first contact 10, a second contact 20 and a connection assembly 30. The first contact 10 is provided with a first cable connection portion, and the second contact 20 is provided with a second cable connection portion, so that the first contact 10 can be connected to the cable through the first cable connection portion, and the second contact 20 can be connected to the cable through the second cable connection portion. Then, a sleeve 31 and two clamping members 32 in the connection assembly 30 are used. The sleeve 31 has a accommodating cavity 311. When the first contact 10 and the second contact 20 extend into the accommodating cavity 311 of the sleeve 31, and the first clamping member 32 on the first contact 10 and the second clamping member 32 on the second contact 20 are both in an extended state, the first clamping member 32 and the second clamping member 32 are both clamped with the sleeve 31, so that the first contact 10 and the second contact 20 The second clamping member 32 is a block diagram of a block diagram of a first embodiment of the present invention, and the block diagram of the second embodiment of the present invention is a block diagram of a first embodiment of the present invention, wherein the first clamping member 32 is a block diagram of a first embodiment of the present invention, and the block diagram of the second clamping member 32 is a block diagram of a first embodiment of the present invention.

[0032] like Figure 1 , Figure 2 , Figure 3 , Figure 4 as well as Figure 7 As shown, the clamping member 32 includes a fixed sleeve 321 and a first movable rod 322. The fixed sleeve 321 can be connected to the first contact 10 and the second contact 20. The first movable rod 322 is movably arranged in the fixed sleeve 321 along the axial direction of the fixed sleeve 321. Two arc-shaped groove structures 312 are arranged on the inner side wall of the sleeve 31. The two arc-shaped groove structures 312 extend along the circumference of the sleeve 31. When the clamping member 32 is in an extended state, the first end of the first movable rod 322 passes through the first contact 10 and extends into the arc-shaped groove structure 312. With the above structure, by setting a fixed sleeve 321 and a first movable rod 322, the fixed sleeve 321 can be connected to the first contact 10 and the second contact 20, and the first movable rod 322 can be movably set in the fixed sleeve 321 along the axial direction of the fixed sleeve 321, and two arc-shaped groove structures 312 extending along the circumferential direction of the sleeve 31 are provided on the inner side wall of the sleeve 31. In this way, when the first contact 10 is connected to the second contact 20 and extends into the accommodating cavity 311 of the sleeve 31, the clamping member 32 can be controlled to be in an extended state, that is, the first end of the first movable rod 322 can pass through the first contact 10 and penetrate into the arc-shaped groove structure 312 of the sleeve 31. In this way, when the first contact 10 is connected to the second contact 20, it can be ensured that the first movable rod 322 is passed through the arc-shaped groove structure 312, so that the first contact 10 and the sleeve 31 are clamped and fixed. This can ensure that the clamping structure between the first contact 10 and the sleeve 31 is stable, which is convenient for installation and fixation, and also convenient for disassembly. The first contact 10 and the sleeve 31 can be disassembled by simply controlling the first moving rod 322 to disengage from the arc groove structure 312, which is convenient for disassembly of the cable connector.

[0033] like Figure 2 and Figure 7As shown, the clamping member 32 further includes a spring 323, which is arranged in the fixing sleeve 321, the first end of the first moving rod 322 extends into the first arc-shaped groove structure 312, and the second end of the first moving rod 322 is connected to the spring 323. With the above structure, by arranging the spring 323 in the fixing sleeve 321, the first end of the first moving rod 322 extends into the first arc-shaped groove structure 312, and the second end of the first moving rod 322 is connected to the spring 323, so that the elastic force can be released under the action of the spring 323, and the first moving rod 322 is driven to pass through the first contact 10 and then be clamped and connected with the first arc-shaped groove structure 312, and the first moving rod 322 can be separated from the first arc-shaped groove structure 312 by only compressing the spring 323, so that the first contact 10 and the sleeve 31 are separated.

[0034] like Figure 2 and Figure 7 As shown, the clamping member 32 further includes a first guide head 324, which is arranged on the first end of the first moving rod 322. The diameter of the first guide head 324 is larger than the diameter of the first moving rod 322. When the clamping member 32 is in the extended state, the first guide head 324 passes through the first contact 10 and extends into the arc-shaped groove structure 312. With the above structure, the first guide head 324 is arranged on the first end of the first moving rod 322, and then when the clamping member 32 is in the extended state, the first end of the first moving rod 322 passes through the first contact 10, and the first guide head 324 on the first end of the first moving rod 322 can extend into the arc-shaped groove structure 312, so that the first contact 10 and the sleeve 31 can be clamped together, and the diameter of the first guide head 324 is larger than the diameter of the first moving rod 322, so that the structural strength of the first guide head 324 can be improved, and then the clamping structural strength of the first contact 10 and the sleeve 31 can be ensured.

[0035] Such as 3 and Figure 4As shown, the end of the arc-shaped groove structure 312 is provided with an arc surface 3121, the first end of the arc surface 3121 is connected to the inner side wall of the sleeve 31, and the second end of the arc surface 3121 is connected to the bottom wall of the arc-shaped groove structure 312. With the above structure, the end of the arc-shaped groove structure 312 is provided with an arc surface 3121, the first end of the arc surface 3121 is connected to the inner side wall of the sleeve 31, and the second end of the arc surface 3121 is connected to the bottom wall of the arc-shaped groove structure 312. In this way, when it is necessary to switch the clamping member 32 from the extended state to the retracted state, it is only necessary to rotate the sleeve 31 so that the first guide head 324 on the first end of the first moving rod 322 slides on the inner side wall of the arc-shaped groove structure 312. When the first guide head 324 slides onto the arc surface 3121, by Under the action of the arc surface 3121, the first guide head 324 can slide from the arc groove structure 312 to the inner wall of the sleeve 31, and then the first guide head 324 slides on the inner wall of the sleeve 31, so that the first contact 10 and the sleeve 31 are switched from a snap-on state to an unlocked state, so that the first contact 10 can move relative to the sleeve 31, and then the first contact 10 is separated from the sleeve 31, so as to facilitate the detachment of the cable connector from the first contact 10, thereby avoiding damage to the cable, the first contact 10 and the second contact 20.

[0036] like Figure 2 and Figure 7As shown, the clamping member 32 also includes a second movable rod 325, which is movably arranged in the fixed sleeve 321 along the circumference of the fixed sleeve 321, the first end of the first movable rod 322 extends into the first arc groove structure 312, the second end of the first movable rod 322 is connected to the first end of the spring 323, the first end of the second movable rod 325 is connected to the second end of the spring 323, and the second end of the second movable rod 325 can pass through the first contact 10 and extend into the second arc groove structure 312. With the above structure, by arranging the second moving rod 325 in the fixed sleeve 321, the fixed sleeve 321 can be connected with the first contact 10 and the second contact 20, and the second moving rod 325 can be movably arranged in the fixed sleeve 321 along the axial direction of the fixed sleeve 321. Two arc-shaped groove structures 312 extending along the circumferential direction of the sleeve 31 are arranged on the inner side wall of the sleeve 31, so that when the first contact 10 is connected with the second contact 20 and extends into the accommodating cavity 311 of the sleeve 31, the control clamping member 32 is in an extended state, that is, the first end of the first moving rod 322 can be The second end of the second movable rod 325 can pass through the first contact 10 and extend into the first arc-shaped groove structure 312 of the sleeve 31, and the second end of the second movable rod 325 can pass through the second contact 20 and extend into the second arc-shaped groove structure 312 of the sleeve 31. In this way, when the first contact 10 is connected to the second contact 20, the first movable rod 322 can be inserted into the first arc-shaped groove structure 312, and the second movable rod 325 can be inserted into the second arc-shaped groove structure 312, so that the first contact 10 and the sleeve 31 are snap-fitted and fixed, and the second contact 20 and the sleeve 31 are snap-fitted and fixed. In this way, the clamping structure between the first contact 10 and the sleeve 31 and the second contact 20 and the sleeve 31 can be ensured to be stable, which is convenient for installation and fixation as well as for disassembly. It is only necessary to control the first moving rod 322 and the second moving rod 325 to disengage from the corresponding arc-shaped groove structure 312, so as to realize disassembly between the first contact 10 and the sleeve 31 and the second contact 20 and the sleeve 31, thereby facilitating disassembly of the cable connector.

[0037] like Figure 2 and Figure 7As shown, the clamping member 32 further includes a second guide head 326, which is arranged on the second end of the second moving rod 325. The diameter of the second guide head 326 is larger than the diameter of the second moving rod 325. When the clamping member 32 is in the extended state, the second guide head 326 passes through the first contact 10 and extends into the second arc-shaped groove structure 312. With the above structure, the second guide head 326 is arranged on the second end of the second moving rod 325, and then when the clamping member 32 is in the extended state, the second end of the second moving rod 325 passes through the second contact 20, and the second guide head 326 on the second end of the second moving rod 325 can extend into the second arc-shaped groove structure 312, so that the second contact 20 and the sleeve 31 can be clamped together, and the diameter of the second guide head 326 is larger than the diameter of the second moving rod 325, so that the structural strength of the second guide head 326 can be improved, and then the clamping structural strength of the second contact 20 and the sleeve 31 can be ensured.

[0038] like Figure 7 As shown, the first end of the fixed sleeve 321 is provided with a first limiting nut 327, the second end of the first moving rod 322 is provided with a first limiting boss 3221, the first moving rod 322 is penetrated by the first limiting nut 327, and the first limiting boss 3221 is limitedly matched with the first limiting nut 327. With the above structure, the first limiting nut 327 is provided at the first end of the fixed sleeve 321, and the first limiting boss 3221 at the second end of the first moving rod 322 is limitedly matched with the first limiting nut 327, so that the first moving rod 322 can be prevented from being separated from the sleeve 31, and the moving distance of the second end of the first moving rod 322 relative to the sleeve 31 is limited.

[0039] like Figure 7 As shown, the second end of the fixing sleeve 321 is provided with a second limiting nut 328, the first end of the second moving rod 325 is provided with a second limiting boss 3251, the second moving rod 325 is inserted into the second limiting nut 328, and the second limiting boss 3251 is limitedly matched with the second limiting nut 328. With the above structure, the second limiting nut 328 is provided at the second end of the fixing sleeve 321, and the second limiting boss 3251 at the first end of the second moving rod 325 is limitedly matched with the second limiting nut 328, so that the second moving rod 325 can be prevented from being separated from the sleeve 31, thereby limiting the moving distance of the second end of the second moving rod 325 relative to the sleeve 31.

[0040] In this embodiment, the sleeve 31 is made of metal. With the above structure, the sleeve 31 is made of metal, which can make the sleeve 31 an equipotential body, thereby ensuring that the first contact 10 and the second contact 20 are electrically connected.

[0041] like Figure 1 and Figure 2 As shown, the first contact 10 is provided with a connection protrusion 11, and the second contact 20 is provided with a connection recess 21, and the connection protrusion 11 can extend into the connection recess 21, so that the first contact 10 is electrically connected to the second contact 20. With the above structure, by providing the connection protrusion 11 on the first contact 10 and the connection recess 21 on the second contact 20, the connection protrusion 11 can extend into the connection recess 21, thereby facilitating the positioning and installation of the first contact 10 and the second contact 20.

[0042] like Figure 2 As shown, an annular mounting groove 211 is provided on the inner side wall of the connecting recess 21, and a spring contact finger 212 is provided in the annular mounting groove 211. When the first clamping member 32 and the second clamping member 32 are in the extended state, the spring contact finger 212 abuts against the connecting protrusion 11. With the above structure, an annular mounting groove 211 is provided on the inner side wall of the connecting recess 21, and the spring contact finger 212 is provided in the annular mounting groove 211. In this way, when the first clamping member 32 and the second clamping member 32 are in the extended state, the first contact 10, the second contact 20 and the sleeve 31 can be clamped and fixed, and under the action of the spring contact finger 212, it abuts against the connecting protrusion 11, thereby ensuring that the first contact 10 and the second contact 20 are electrically connected, and ensuring the stability of the structure.

[0043] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0044] Unless otherwise specifically stated, the relative arrangement, numerical expressions and numerical values ​​of the parts and steps set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that, for ease of description, the sizes of the various parts shown in the accompanying drawings are not drawn according to the actual proportional relationship. The technology, method and equipment known to those of ordinary skill in the relevant art may not be discussed in detail, but in appropriate cases, the technology, method and equipment should be considered as a part of the specification. In all examples shown and discussed here, any specific value should be interpreted as being merely exemplary, rather than as a limitation. Therefore, other examples of exemplary embodiments may have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, and therefore, once a certain item is defined in an accompanying drawing, it does not need to be further discussed in subsequent drawings.

[0045] In the description of the present invention, it is necessary to understand that the directions or positional relationships indicated by directional words such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the drawings. They are only for the convenience of describing the present invention and simplifying the description. Unless otherwise specified, these directional words do not indicate or imply that the devices or elements referred to must have a specific direction or be constructed and operated in a specific direction. Therefore, they cannot be understood as limiting the scope of protection of the present invention. The directional words "inside and outside" refer to the inside and outside relative to the contours of each component itself.

[0046] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0047] In addition, it should be noted that the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. If not otherwise stated, the above terms have no special meaning and therefore cannot be understood as limiting the scope of protection of the present invention.

[0048] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A cable connection device, characterized in that: The cable connecting device comprises: A first contact (10) is provided with a first cable connecting portion; A second contact (20) is provided with a second cable connecting portion; A connecting assembly (30) comprises a sleeve (31) and two clips (32), wherein the sleeve (31) has a receiving cavity (311) for receiving the first contact (10) and the second contact (20), the first clip (32) being arranged on the first contact (10), and the second clip (32) being arranged on the second contact (20), and the two clips (32) both have a stored state and an extended state; When the first contact (10) and the second contact (20) extend into the accommodating cavity (311), and the first clamping piece (32) and the second clamping piece (32) are both in the extended state, the first clamping piece (32) and the second clamping piece (32) are both engaged with the sleeve (31) to electrically connect the first contact (10) and the second contact (20); when the first clamping piece (32) and the second clamping piece (32) are switched from the extended state to the accommodated state, the first clamping piece (32) is accommodated in the first contact (10), and the second clamping piece (32) is accommodated in the second contact (20), so that the first contact (10) and the second contact (20) are separated and can be removed from the sleeve (31).

2. The cable connection device according to claim 1, characterized in that: The clamping member (32) comprises a fixed sleeve (321) and a first movable rod (322); the fixed sleeve (321) can be connected to the first contact (10) and the second contact (20); the first movable rod (322) is movably arranged in the fixed sleeve (321) along the axial direction of the fixed sleeve (321); two arc-shaped groove structures (312) are arranged on the inner side wall of the sleeve (31); the two arc-shaped groove structures (312) extend along the circumference of the sleeve (31); when the clamping member (32) is in the extended state, the first end of the first movable rod (322) passes through the first contact (10) and extends into the arc-shaped groove structure (312).

3. The cable connection device according to claim 2, characterized in that: The clamping member (32) further comprises a spring (323), wherein the spring (323) is arranged in the fixing sleeve (321), the first end of the first moving rod (322) extends into the first arc-shaped groove structure (312), and the second end of the first moving rod (322) is connected to the spring (323).

4. The cable connection device according to claim 3, characterized in that: The clamping member (32) also includes a first guide head (324), which is arranged on the first end of the first moving rod (322). The diameter of the first guide head (324) is larger than the diameter of the first moving rod (322). When the clamping member (32) is in the extended state, the first guide head (324) passes through the first contact (10) and extends into the arc-shaped groove structure (312).

5. The cable connection device according to claim 2, characterized in that: An arcuate surface (3121) is provided at the end of the arcuate groove structure (312), a first end of the arcuate surface (3121) is connected to the inner side wall of the sleeve (31), and a second end of the arcuate surface (3121) is connected to the bottom wall of the arcuate groove structure (312).

6. The cable connection device according to claim 4, characterized in that: The clamping member (32) further comprises a second movable rod (325), the second movable rod (325) being movably arranged in the fixing sleeve (321) along the circumference of the fixing sleeve (321), the first end of the first movable rod (322) extending into the first arc-shaped groove structure (312), the second end of the first movable rod (322) being connected to the first end of the spring (323), the first end of the second movable rod (325) being connected to the second end of the spring (323), and the second end of the second movable rod (325) being able to pass through the first contact (10) and extend into the second arc-shaped groove structure (312); The clamping member (32) also includes a second guide head (326), which is arranged on the second end of the second moving rod (325), and the diameter of the second guide head (326) is larger than the diameter of the second moving rod (325). When the clamping member (32) is in the extended state, the second guide head (326) passes through the first contact (10) and extends into the second arc-shaped groove structure (312).

7. The cable connection device according to claim 6, characterized in that: The first end of the fixing sleeve (321) is provided with a first limiting nut (327), the second end of the first moving rod (322) is provided with a first limiting boss (3221), the first moving rod (322) is passed through the first limiting nut (327), and the first limiting boss (3221) is limitedly matched with the first limiting nut (327); The second end of the fixing sleeve (321) is provided with a second limiting nut (328), the first end of the second moving rod (325) is provided with a second limiting boss (3251), the second moving rod (325) is passed through the second limiting nut (328), and the second limiting boss (3251) is limitedly matched with the second limiting nut (328).

8. The cable connection device according to claim 1, characterized in that: The sleeve (31) is made of metal material.

9. The cable connection device according to claim 1, characterized in that: The first contact (10) is provided with a connecting protrusion (11), and the second contact (20) is provided with a connecting recess (21), and the connecting protrusion (11) can extend into the connecting recess (21) so that the first contact (10) and the second contact (20) are electrically connected.

10. The cable connection device according to claim 9, characterized in that: An annular mounting groove (211) is provided on the inner side wall of the connecting recess (21), and a spring contact finger (212) is provided in the annular mounting groove (211). When the first clamping member (32) and the second clamping member (32) are in the extended state, the spring contact finger (212) abuts against the connecting protrusion (11).

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