Environment-friendly high-power energy storage cable with multi-stage flame-retardant structure

Abstract

The invention relates to the technical field of cables, and discloses an environment-friendly high-power energy storage cable with a multistage flame-retardant structure, which comprises a cable body and connectors fixedly connected to the left end and the right end of the cable body, a plurality of groups of filling air bags are fixedly connected in the cable body, and the plurality of groups of filling air bags are distributed at four corners. A supporting frame is fixedly connected to the filling air bag, the cable body is provided with a connecting mechanism, and the connecting mechanism is used for connecting all the layer bodies and can play a role in flame retardance. Through the arrangement of the buffer layer, the fireproof layer I, the support frame and the buffer layer, a certain protection effect can be achieved on the whole cable body, the service life is prolonged, and the problems that most existing environment-friendly cables are single in structure, generally lack of a protection function to the outside and are inconvenient to use are solved. The problems that in the prior art, power supply is affected due to the fact that damage is prone to occurring in the using process, emergency power supply cannot be conducted after damage, and using is not facilitated are solved.

Description

Technical Field

[0001] The invention relates to the technical field of cables, and in particular to an environmentally friendly high-power energy storage cable with a multi-stage flame-retardant structure. Background Art

[0002] ‌Environmentally friendly high-power energy storage cable‌ is a cable specially designed for energy storage systems with a series of unique characteristics and functions. It usually needs to have good electrical properties, including low resistance to reduce energy loss, and high insulation performance to ensure safe and reliable power transmission. In addition, environmentally friendly high-power energy storage cables also need to be able to withstand large current and voltage changes and adapt to the frequent charge and discharge cycles of energy storage systems.‌ However, existing cables still have some problems in actual use; For example, application number CN202323326887.7 discloses an environmentally friendly cable, including a cable core, which is twisted together with non-tin-plated bare copper conductors, an inner insulating layer is provided on the outside of the cable core, a first shielding layer is provided on the outside of the inner insulating layer, an outer insulating layer is provided between the outsides of the first shielding layer, a second shielding layer is provided on the outside of the outer insulating layer, an environmentally friendly fireproof layer is provided on the outside of the second shielding layer, and an outer sheath is provided on the outside of the environmentally friendly fireproof layer, which has the characteristic of improving the fire resistance of the cable. Most of the existing environmentally friendly cables have a single structure and generally lack protection from the outside, which leads to easy damage during use, thereby affecting power supply, and after damage, emergency power supply cannot be carried out, which is not conducive to use.

[0003] In view of the above problems, an environmentally friendly high-power energy storage cable with a multi-level flame retardant structure is proposed. Summary of the invention

[0004] The purpose of the present invention is to provide an environmentally friendly high-power energy storage cable with a multi-stage flame-retardant structure. The device is used to work, thereby solving the problem that most of the existing environmentally friendly cables have a single structure and generally lack protection from the outside world, which leads to easy damage during use, thereby affecting power supply, and after damage, emergency power supply cannot be performed, which is not conducive to use.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an environmentally friendly high-power energy storage cable with a multi-stage flame-retardant structure, comprising a cable body and connectors fixedly connected to the left and right ends of the cable body, the interior of the cable body is fixedly connected with a filling airbag, and a plurality of filling airbags are provided, and the plurality of filling airbags are distributed at four corners, and a support frame is fixedly connected to the filling airbag, and the cable body is provided with a connecting mechanism, and the connecting mechanism is used to connect each layer and can have a flame-retardant effect, and the connecting mechanism comprises a fixing hoop fixedly connected to the interior of the cable body, and a plurality of fixing hoops are provided, and a stabilizing frame is fixedly connected to the inner side of the fixing hoop, and a main cable is fixedly connected to the interior of the stabilizing frame.

[0006] Preferably, a support block is fixedly connected to the top of the support frame, and the support block is fixedly connected to the connecting head, and an anti-collision head is fixedly connected to the outer side of the fixing hoop, and the anti-collision head is provided in multiple groups.

[0007] By adopting the above structural design and providing the fixing hoop, the overall structure of the cable body is made more stable and convenient to use.

[0008] Preferably, the anti-collision head contacts the inner wall of the cable body, the outer side of the stabilizing frame is fixedly connected with a connecting block, and four groups of connecting blocks are provided, and the inner side of the stabilizing frame is fixedly connected with a supporting rod.

[0009] By adopting the above structural design and providing a stabilizing frame, relevant devices can be connected to the stabilizing frame, thereby improving the use effect.

[0010] Preferably, the support rod is composed of cross-linked polyethylene, and the inner side of the stabilizing frame is also fixedly connected to a fireproof layer 1, the interior of the fireproof layer 1 is fixedly connected to an inner tube, the fireproof layer 1 is composed of a polyolefin blended resin, and the inner side of the inner tube is provided with an insulating coating.

[0011] By adopting the above structural design and providing a fireproof layer, the fireproof performance of the cable is improved, and the device is adapted to different environments.

[0012] Preferably, the left and right ends of the inner tube are fixedly connected to corresponding connectors respectively, the left and right ends of the cable body are also provided with contact grooves, and the other end of the connector is fixedly connected to a contact block.

[0013] With the above structural design, the connection effect between the cable body and the connector is made more stable through the arrangement of the contact groove and the contact block.

[0014] Preferably, the contact block is slidably matched with the contact groove, the outer side of the main cable is fixedly connected with the auxiliary cable, the outer side of the auxiliary cable is sleeved with a buffer layer, and the inner side of the buffer layer is fixedly connected with a heat preservation layer.

[0015] By adopting the above structural design and providing a thermal insulation layer, the cable can be used in a relatively cold environment, thereby improving the applicability of the cable.

[0016] Preferably, a triangular block is fixedly connected between the buffer layer and the insulation layer, an energy storage cable is fixedly connected between the fixing hoops, a second fireproof layer is sleeved on the outer side of the energy storage cable, and anti-pressure rings are fixedly connected inside the two groups of connectors.

[0017] By adopting the above structural design and arranging the triangular blocks, the stability of the overall structure is further improved, and it is easy to use.

[0018] Preferably, one side of one group of the connecting heads is provided with an installation opening, a return spring 1 is fixedly connected inside the installation opening, one end of the return spring 1 is fixedly connected to a ejection block, and both groups of the anti-pressure rings are fixedly connected with vents, and the vents are communicated with the filling airbag.

[0019] With the above structural design and the setting of the reset spring 1, the ejection block can automatically eject the card block, thereby improving convenience.

[0020] Preferably, a group of the connecting heads are slidably connected to a pulling block on one side, one end of the pulling block is fixedly connected to a connecting frame, one end of the connecting frame is fixedly connected to a reset block, one side of the reset block is fixedly connected to a reset spring 2, and one end of the reset spring 2 is fixedly connected to the inside of the connecting head.

[0021] By adopting the above structural design and providing a connecting frame, relevant devices can be connected to the connecting frame, thereby improving the space utilization of the device.

[0022] Preferably, one side of the reset block is fixedly connected to a limiting block, one side of the other group of connectors is fixedly connected to a clamping block, the clamping block slidably cooperates with the mounting port, one end of the energy storage cable is fixedly connected to electrode sheet one, the other end of the energy storage cable is fixedly connected to electrode sheet two, and electrode sheet two is electrically connected to electrode sheet one through the limiting block.

[0023] By adopting the above structural design, through the arrangement of the electrode sheet 1 and the electrode sheet 2, the two groups of energy storage cables can be connected, thereby improving the energy storage effect.

[0024] Compared with the prior art, the present invention has the following beneficial effects: 1. The present application achieves a certain protective effect on the entire cable body through the setting of a buffer layer, a fireproof layer, a support frame and a buffer layer, thereby improving the service life and solving the problem that most existing environmentally friendly cables have a single structure and generally lack protection from the outside world, which leads to easy damage during use, thereby affecting power supply, and after damage, emergency power supply cannot be provided, which is not conducive to use.

[0025] 2. The present application realizes the function of conveniently connecting two groups of cable bodies through the setting of a card block, a pulling block, a reset spring and an energy storage cable, thereby improving the convenience during use and solving the problem that the existing environmentally friendly cables often need to be connected through complicated steps during the connection process, which greatly affects the wiring efficiency of the cables. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a structural diagram of the filling airbag and the contact groove of the present invention; Figure 3 For the present invention Figure 2 The enlarged structural diagram at A in the middle; Figure 4 This is a structural diagram of the auxiliary cable and inner tube of the present invention; Figure 5 This is a structural diagram of the connection block and the stabilizing frame of the present invention; Figure 6 For the present invention Figure 5 The structure diagram at B is enlarged; Figure 7 It is a structural diagram of the fixing hoop and the anti-collision head of the present invention; Figure 8 This is a structural diagram of the insulating coating and inner tube of the present invention; Fig. 9 It is a structural diagram of the anti-pressure ring and the clamping block of the present invention; Fig.10 It is a structural diagram of the connecting frame and the return spring of the present invention.

[0027] In the figure: 1. Cable body; 11. Filling airbag; 111. Support frame; 112. Support block; 113. Contact groove; 12. Fixing hoop; 121. Anti-collision head; 13. Stable frame; 131. Connecting block; 132. Support rod; 133. Fireproof layer 1; 134. Inner tube; 135. Insulation coating; 14. Main cable; 141. Auxiliary cable; 142. Buffer layer; 143. Insulation layer; 144 , triangular block; 15, energy storage cable; 151, fireproof layer 2; 152, electrode sheet 1; 153, electrode sheet 2; 2, connector; 21, contact block; 22, anti-pressure ring; 221, installation port; 222, reset spring 1; 223, ejector block; 23, vent; 24, pulling block; 241, connecting frame; 242, reset block; 243, reset spring 2; 244, limit block; 25, clamping block. DETAILED DESCRIPTION

[0028] 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, not all of the embodiments. 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.

[0029] In order to further understand the content of the present invention, the present invention is described in detail in conjunction with the accompanying drawings.

[0030] Combination Figure 1-Figure 5 An environmentally friendly high-power energy storage cable with a multi-stage flame-retardant structure includes a cable body 1 and a connector 2 fixedly connected to the left and right ends of the cable body 1. A filling airbag 11 is fixedly connected to the inside of the cable body 1, and the filling airbag 11 is provided with multiple groups. The multiple groups of filling airbags 11 are distributed at four corners. A support frame 111 is fixedly connected to the filling airbag 11. The cable body 1 is provided with a connecting mechanism. The connecting mechanism is used to connect each layer and can have a flame-retardant effect. The connecting mechanism includes a fixing hoop 12 fixedly connected to the inside of the cable body 1, and the fixing hoop 12 is provided with multiple groups. A stabilizing frame 13 is fixedly connected to the inner side of the fixing hoop 12, and a main cable 14 is fixedly connected to the inside of the stabilizing frame 13.

[0031] The present invention will be further described below in conjunction with the embodiments.

[0032] Example 1

[0033] In order to solve the problem that most existing environmentally friendly cables have a single structure and generally lack protection from the outside world, which leads to easy damage during use, thus affecting power supply, and after damage, emergency power supply cannot be performed, which is not conducive to use, this embodiment discloses the following technical solutions, specifically as follows Figure 1-Figure 8As shown, the top of the support frame 111 is fixedly connected with a support block 112, and the support block 112 is fixedly connected to the connector 2, the outer side of the fixing hoop 12 is fixedly connected with an anti-collision head 121, and the anti-collision head 121 is provided with multiple groups, and the anti-collision head 121 contacts the inner wall of the cable body 1, the outer side of the stabilizing frame 13 is fixedly connected with a connecting block 131, and the connecting block 131 is provided with four groups, the inner side of the stabilizing frame 13 is fixedly connected with a support rod 132, and the support rod 132 is composed of cross-linked polyethylene, and the inner side of the stabilizing frame 13 is also fixedly connected with a fireproof layer 133, and the interior of the fireproof layer 133 is fixedly connected with an inner tube 134, and the fireproof layer 133 is composed of a polyolefin blended resin, and the inner tube 134 and the insulation layer An insulating coating 135 is provided on the inner side of 143, and the left and right ends of the inner tube 134 are fixedly connected to the corresponding connector 2 respectively. The left and right ends of the cable body 1 are also provided with contact grooves 113, and the other end of the connector 2 is fixedly connected to a contact block 21, and the contact block 21 is slidably matched with the contact groove 113. The outer side of the main cable 14 is fixedly connected to the auxiliary cable 141, and the outer side of the auxiliary cable 141 is provided with a buffer layer 142, and the inner side of the buffer layer 142 is fixedly connected to an insulation layer 143, and a triangular block 144 is fixedly connected between the buffer layer 142 and the insulation layer 143. The energy storage cable 15 is fixedly connected between the fixing hoop 12, and the outer side of the energy storage cable 15 is provided with a fireproof layer 151. When the cable body 1 is in use At this time, due to the setting of the support frame 111, the structure of the entire cable body 1 is in a stable state, preventing the cable body 1 from disintegrating. The cable body 1 is composed of polyvinyl chloride, so it can play a good protective role against external water seepage. The fixing hoop 12 and the anti-collision head 121 are both composed of polyurethane elastic material, and the setting of the anti-collision head 121 further improves the supporting effect of the fixing hoop 12. The setting of the stabilizing frame 13 and the connecting block 131 further improves the protective effect of the main cable 14 and the auxiliary cable 141. The setting of the support rod 132 and the fireproof layer 133 allows the fixing hoop 12 and the stabilizing frame 13 to cooperate with each other, thereby making the overall structure The toughness is further improved. The arrangement of the buffer layer 142, the thermal insulation layer 143 and the triangular block 144 further improves the supporting effect of the main cable 14, thereby preventing the main cable 14 and the auxiliary cable 141 from being damaged. The insulating coating 135 is made of acrylic paint and can adapt to adverse environments. When the cable catches fire, the filling airbag 11 can expand under the action of temperature, and the filling airbag 11 ruptures by collision, thereby releasing the gas inside the filling airbag 11, thereby controlling the fire. The arrangement of the insulating coating 135 can prevent the fire from spreading further, thereby achieving a certain protective effect on the entire cable body 1 and improving the service life.

[0034] Example 2

[0035] In order to solve the problem that the existing environmentally friendly cables often need to be connected through complicated steps during the connection process, which greatly affects the wiring efficiency of the cables, this embodiment discloses the following technical solutions, specifically as follows: Fig. 9 and Fig.10 As shown, the two groups of connectors 2 are fixedly connected with anti-pressure rings 22 inside, one side of one group of connectors 2 is provided with an installation port 221, the interior of the installation port 221 is fixedly connected with a return spring 222, one end of the return spring 222 is fixedly connected with a ejection block 223, the two groups of anti-pressure rings 22 are fixedly connected with vents 23, and the vents 23 are communicated with the filling airbag 11, one side of one group of connectors 2 is slidably connected with a pulling block 24, one end of the pulling block 24 is fixedly connected with a connecting frame 241, and one end of the connecting frame 241 A reset block 242 is fixedly connected, one side of the reset block 242 is fixedly connected to a reset spring 243, and one end of the reset spring 243 is fixedly connected to the inside of the connector 2, one side of the reset block 242 is fixedly connected to a limit block 244, and one side of the other group of connectors 2 is fixedly connected to a clamping block 25, and the clamping block 25 is slidably matched with the mounting port 221, one end of the energy storage cable 15 is fixedly connected to an electrode sheet 152, and the other end of the energy storage cable 15 is fixedly connected to an electrode sheet 2 153, and the electrode sheet 2 153 is fixedly connected to the connector 2 by a limit block 244. The block 244 is electrically connected to the electrode sheet 152. When it is necessary to connect the two groups of cables, the two groups of connectors 2 can be connected. At this time, the clamping block 25 on one group of connectors 2 can be aligned with the mounting opening 221 on the other group of connectors 2. Due to the setting of the limit block 244, the limit block 244 can be clamped with the clamping block 25, and when the limit block 244 is connected to the clamping block 25, the two groups of energy storage cables 15 can be connected, so that the current can be stored through the energy storage cable 15. When the main When both the cable 14 and the auxiliary cable 141 are broken, the energy storage cable 15 can also release current to connect the cable body 1. When the two groups of cable bodies 1 need to be separated, the pulling block 24 can be pulled, and the pulling block 24 drives the limit block 244 to move so that the limit block 244 is detached from the card block 25. Under the effect of the reset spring 222, the ejection block 223 ejects the card block 25 stuck in the installation port 221, thereby facilitating the connection of the two groups of cable bodies 1 and improving the convenience during use.

[0036] It should be noted that the above-mentioned electrical components are equipped with power supplies and their control methods are prior art. In order to avoid redundant description, they are uniformly described here; and this application is mainly used to protect mechanical equipment, so the control method and circuit connection are no longer explained in detail. In this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An environmentally friendly high-power energy storage cable with a multi-stage flame retardant structure, comprising a cable body (1) and connectors (2) fixedly connected to the left and right ends of the cable body (1), characterized in that: The cable body (1) is fixedly connected to a filling airbag (11) inside, and the filling airbag (11) is provided in a plurality of groups, and the plurality of groups of the filling airbags (11) are distributed at four corners, and the filling airbag (11) is fixedly connected to a support frame (111), and the cable body (1) is provided with a connecting mechanism, and the connecting mechanism is used to connect various layers and play a flame retardant effect, and the connecting mechanism includes a fixing hoop (12) fixedly connected to the inside of the cable body (1), and the fixing hoop (12) is provided in a plurality of groups, and the inner side of the fixing hoop (12) is fixedly connected to a stabilizing frame (13), and the inside of the stabilizing frame (13) is fixedly connected to a main cable (14).

2. The environmentally friendly high-power energy storage cable with a multi-level flame retardant structure according to claim 1, characterized in that: The top of the support frame (111) is fixedly connected to a support block (112), and the support block (112) is fixedly connected to the connecting head (2). The outer side of the fixing hoop (12) is fixedly connected to an anti-collision head (121), and a plurality of groups of anti-collision heads (121) are provided.

3. The environmentally friendly high-power energy storage cable with a multi-stage flame retardant structure according to claim 2, characterized in that: The anti-collision head (121) contacts the inner wall of the cable body (1), the outer side of the stabilizing frame (13) is fixedly connected to a connecting block (131), and four groups of connecting blocks (131) are provided, and the inner side of the stabilizing frame (13) is fixedly connected to a supporting rod (132).

4. The environmentally friendly high-power energy storage cable with a multi-level flame retardant structure according to claim 3, characterized in that: The support rod (132) is made of cross-linked polyethylene. The inner side of the stabilizing frame (13) is also fixedly connected to a fireproof layer (133). The interior of the fireproof layer (133) is fixedly connected to an inner tube (134). The fireproof layer (133) is made of a polyolefin blended resin. The inner side of the inner tube (134) is provided with an insulating coating (135).

5. The environmentally friendly high-power energy storage cable with a multi-level flame retardant structure according to claim 4, characterized in that: The left and right ends of the inner tube (134) are respectively fixedly connected to corresponding connectors (2); the left and right ends of the cable body (1) are also provided with contact grooves (113); the other end of the connector (2) is fixedly connected to a contact block (21).

6. The environmentally friendly high-power energy storage cable with a multi-level flame retardant structure according to claim 5, characterized in that: The contact block (21) is slidably matched with the contact groove (113); the outer side of the main cable (14) is fixedly connected to a secondary cable (141); the outer side of the secondary cable (141) is sleeved with a buffer layer (142); and the inner side of the buffer layer (142) is fixedly connected to a heat-insulating layer (143).

7. The environmentally friendly high-power energy storage cable with a multi-level flame retardant structure according to claim 6, characterized in that: A triangular block (144) is fixedly connected between the buffer layer (142) and the thermal insulation layer (143), an energy storage cable (15) is fixedly connected between the fixing hoops (12), a second fireproof layer (151) is sleeved on the outer side of the energy storage cable (15), and an anti-pressure ring (22) is fixedly connected inside the two groups of connectors (2).

8. The environmentally friendly high-power energy storage cable with a multi-level flame retardant structure according to claim 7, characterized in that: One side of one group of the connectors (2) is provided with an installation opening (221), a return spring (222) is fixedly connected inside the installation opening (221), one end of the return spring (222) is fixedly connected to an ejection block (223), and both groups of the anti-pressure rings (22) are fixedly connected with a vent (23), and the vent (23) is in communication with the filling airbag (11).

9. The environmentally friendly high-power energy storage cable with a multi-level flame retardant structure according to claim 8, characterized in that: A pulling block (24) is slidably connected to one side of a group of the connecting heads (2), one end of the pulling block (24) is fixedly connected to a connecting frame (241), one end of the connecting frame (241) is fixedly connected to a reset block (242), one side of the reset block (242) is fixedly connected to a second reset spring (243), and one end of the second reset spring (243) is fixedly connected to the interior of the connecting head (2).

10. The environmentally friendly high-power energy storage cable with a multi-level flame retardant structure according to claim 9, characterized in that: One side of the reset block (242) is fixedly connected to a limit block (244), one side of the other group of connectors (2) is fixedly connected to a clamping block (25), the clamping block (25) is slidably matched with the mounting opening (221), one end of the energy storage cable (15) is fixedly connected to an electrode sheet 1 (152), the other end of the energy storage cable (15) is fixedly connected to an electrode sheet 2 (153), and the electrode sheet 2 (153) is electrically connected to the electrode sheet 1 (152) via the limit block (244).

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