Battery connecting line emergency disconnection assembly

Abstract

The utility model discloses an emergency disconnection assembly for a battery connecting wire, relates to the technical field of emergency disconnection of batteries, and solves the problems that if the operation is relatively complicated through the connection mode, a movable second connecting rod may bring in part of rainwater in rainy days, and the second connecting rod is immersed in water for a long time, so that the operation is inconvenient. The device comprises an outer cover, a limiting mechanism comprises a first limiting groove and a limiting block, a spring is fixedly installed at the top end of the limiting block, and the outer side of the top end of a limiting column is slidably connected to the inner wall of a limiting hole. The limiting blocks can be effectively clamped in the first limiting grooves under the action of elastic force through springs installed at the top ends of the limiting blocks to prevent the device from backing, then limiting columns located on the inner sides of the springs are installed at the top ends of the limiting blocks, and then the outer sides of the top ends of the limiting columns are slidably connected to the inner walls of the limiting holes, so that the limiting control effect can be effectively achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of battery emergency disconnection, in particular to a battery connecting line emergency disconnection component. Background Art

[0002] Electric vehicles are powered by batteries, which are generally equipped with large-capacity, high-performance battery packs. Their capacities usually range from tens of degrees to hundreds of degrees, which can support the car to travel hundreds of kilometers. The battery system is not a simple stack of batteries. It includes battery cells, modules, packs and a complex battery management system. The battery management system is responsible for monitoring battery status, predicting cruising range, managing the charging and discharging process, and ensuring battery safety. At present, the technology of power batteries in terms of energy density, charging and discharging speed, cycle life, thermal management, safety, etc. is rapidly advancing, and there are many new technical routes being promoted, such as battery packs of various structures. The research and development of solid-state batteries has also attracted much attention, and their mass production is expected to bring revolutionary improvements in the safety, capacity, performance and other aspects of automotive power batteries.

[0003] Patent publication number "CN218648233U" discloses "a battery overcharge prevention automatic disconnection device", including a charger, a protective cover fixedly connected to one side of the charger, a first connecting plate fixedly embedded in one side of the protective cover, a transmission line fixedly connected to one side of the first connecting plate, a second connecting plate embedded inside the protective cover, the first connecting plate matches the second connecting plate, a power-on plate embedded inside the protective cover, the power-on plate fixedly connected to one side of the second connecting plate, two electric push rods fixedly connected to one side of the inner wall of the protective cover, the two electric push rods are respectively located on the front and rear sides of the first connecting plate, one end of the two electric push rods is fixedly connected to the power-on plate, and the top of the power-on plate is fixedly connected to a limiting track. The beneficial effect is that the efficiency of the battery's overcharge protection is improved. At the same time, the device increases the service life of the charger and battery, prevents battery explosion and damage, and brings great benefits to users.

[0004] The device in the above patent moves the two second connecting rods by pressing two buttons, the movement of the second connecting rods drives the movement of the two first connecting rods, the movement of the two first connecting rods drives the movement of the fixed plate and the limit block, the movement of the limit block drives the movement of the limit track, and the movement of the limit track drives the second connecting plate to move, so that the first connecting plate and the second connecting plate are connected, so as to facilitate the next use. If this connection method is used, the operation is relatively complicated. If it rains, the moving second connecting rod may bring in some rainwater. If it is immersed in water for a long time, it is very likely to cause problems such as rust or corrosion of the internal device. Utility Model Content

[0005] (1) Technical problems solved

[0006] In view of the above problems existing in the prior art, the utility model provides a battery connecting line emergency disconnect assembly.

[0007] (2) Technical solution

[0008] To achieve the above objectives, the present invention is implemented through the following technical solutions: a battery connection line emergency disconnect assembly, comprising an outer cover, wherein a transmission mechanism and a disconnect mechanism are respectively provided inside the outer cover, and a limit mechanism is provided above the disconnect mechanism;

[0009] The limit mechanism includes a first limit groove and a limit block, the bottom end of the limit block is clamped in the first limit groove, the top of the limit block is fixedly installed with a spring, the top wall of the outer cover is fixedly installed with a column tube, the top of the spring is fixedly installed on the surface of the top wall of the column tube, the top wall of the column tube is provided with limit holes that pass through the top and the top wall of the outer cover respectively, the top of the limit block is fixedly installed with a limit column located on the inner side of the spring, the outer side of the top end of the limit column is slidably connected to the inner wall of the limit hole, a second limit groove is provided below the top wall of the outer cover, and the outer side of the limit block is located on the inner wall of the bottom end of the column tube.

[0010] By adopting the above technical solution, the spring installed on the top of the limit block can effectively realize the limit block being clamped in the first limit groove to prevent the device from retreating under the action of elastic force, and then the limit column located on the inner side of the spring is installed on the top of the limit block, and then the outer side of the top of the limit column is slidably connected to the inner wall of the limit hole, which can effectively play a limit control effect, thereby solving the problem that the operation is relatively complicated if this connection method is used. If it rains, the moving second connecting rod may bring in some rainwater. If it is immersed in water for a long time, it is very likely to cause the internal device to rust or corrode.

[0011] As a preferred solution of the battery connection line emergency disconnect assembly described in the utility model, the transmission mechanism includes a transmission line and an insertion head, one end of the insertion head is fixedly installed at one end of the transmission line, a surface of one end of the outer cover is provided with a slot penetrating the inner wall of one end, one end of the insertion head respectively penetrates one end and the other end of the slot and is located inside the outer cover, and the outer sides of the insertion head are respectively fixedly installed between the inner walls of the slot.

[0012] By adopting the above technical solution and connecting one end of the transmission line to a power source, a stable amount of electricity can be effectively transmitted to the device.

[0013] As a preferred solution of the battery connection line emergency disconnect assembly described in the utility model, the disconnect mechanism includes a sliding groove and a sliding bar, the outer sides of the top ends of the sliding bars are respectively slidably connected between the inner walls of the sliding groove, an insulating block is fixedly installed at the bottom end of the sliding bar, a slot passing through the interior is respectively opened on the surface of one end of the insulating block, servo electric push rods are respectively fixedly installed on the two side surfaces of the insulating block, and a micro programmable controller is fixedly installed on the bottom of the insulating block.

[0014] By adopting the above technical solution, the sliding bars that are respectively slidably connected between the inner walls of the sliding groove can effectively provide a limit control effect for the insulating block, thereby preventing the insulating block from deflecting during movement.

[0015] As a preferred solution of the battery connection line emergency disconnect assembly described in the utility model, the first limiting groove and the second limiting groove of the limiting mechanism are respectively opened on the top surface of the insulating block of the disconnect mechanism and pass through the interior, the sliding grooves are respectively opened on the top wall surface of the outer cover and pass through the interior, and a charger is fixedly installed at the other end of the outer cover.

[0016] By adopting the above technical solution, the outer cover can effectively provide a stable working position for the sliding grooves respectively opened on the top wall surface and running through the interior.

[0017] As a preferred solution of the battery connecting line emergency disconnect assembly described in the utility model, one end of the insertion head of the transmission mechanism is respectively located at one end of the slot of the disconnection mechanism, and the output end of the servo electric push rod is respectively fixedly mounted on the inner wall of one end of the outer cover.

[0018] By adopting the above technical solution, a servo electric push rod is respectively installed on the inner wall of one end of the outer cover, and the servo electric push rod pushes its output end, prompting the insertion head to disengage from the slot to achieve the power-off effect. When charging is needed, the servo electric push rod can be used to retract the output end to drive the insertion head into the slot, thereby achieving the charging effect.

[0019] As a preferred solution of the battery connecting line emergency disconnect assembly described in the utility model, a connecting line is fixedly installed on the surface of the other end of the insulating block of the disconnect mechanism, and one end of the connecting line is fixedly installed on the inner wall of one end of the charger.

[0020] By adopting the above technical solution, the connecting wire installed on the surface of the other end of the insulating block can effectively provide stable power to the charger.

[0021] (3) Beneficial effects

[0022] The utility model provides a battery cable emergency disconnect assembly, which has the following beneficial effects:

[0023] 1. By adding a limiting mechanism, the spring installed on the top of the limiting block can effectively realize the limit block being clamped in the first limiting groove to prevent the device from retreating under the action of elastic force, and then the limiting column located on the inner side of the spring is installed on the top of the limiting block, and then the outer side of the top of the limiting column is slidably connected to the inner wall of the limiting hole, which can effectively play a limiting control effect, and solves the problem that the operation is relatively complicated if this connection method is used. If it rains, the moving second connecting rod may bring in some rainwater. If it is immersed in water for a long time, it is very likely to cause the internal device to rust or corrode.

[0024] 2. By adding a disconnecting mechanism and a transmission mechanism, a servo electric push rod is installed on the inner wall of one end of the outer cover. The servo electric push rod pushes its output end, prompting the insertion head of the transmission mechanism to disengage from the slot to complete the power-off effect. When charging is needed, the output end can be retracted with the help of the servo electric push rod to drive the insertion head into the slot, thereby achieving the charging effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0026] Figure 1 It is a schematic diagram of the main structure of the entire utility model.

[0027] Figure 2 It is a front view structural schematic diagram of the entire utility model.

[0028] Figure 3 It is a left-side half-section structural schematic diagram of the entire utility model.

[0029] Figure 4 It is a right side half-section structural schematic diagram of the utility model as a whole.

[0030] Figure 5 It is a schematic diagram of a partially half-sectioned structure of the entire utility model as viewed from the right.

[0031] Figure 6 It is an enlarged structural diagram of point A of the utility model as a whole.

[0032] In the figure, 1. transmission mechanism; 11. transmission line; 12. insertion head; 13. notch; 2. outer cover; 3. disconnection mechanism; 31. insulation block; 32. slot; 33. servo electric push rod; 34. sliding bar; 35. sliding slot; 36. micro programmable controller; 4. limiting mechanism; 41. column; 42. limiting hole; 43. spring; 44. limiting block; 45. limiting column; 46. first limiting slot; 47. second limiting slot; 5. charger; 6. communication line. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present invention.

[0034] Example 1

[0035] Reference Figures 1 to 6 , which is the first embodiment of the utility model, provides a battery connection line emergency disconnect assembly including an outer cover 2, a transmission mechanism 1 and a disconnect mechanism 3 are respectively provided inside the outer cover 2, and a limit mechanism 4 is provided above the disconnect mechanism 3;

[0036] The limiting mechanism 4 includes a first limiting groove 46 and a limiting block 44. The bottom end of the limiting block 44 is clamped in the first limiting groove 46. A spring 43 is fixedly installed on the top of the limiting block 44. A column 41 is fixedly installed on the top wall of the outer cover 2. The top of the spring 43 is fixedly installed on the top wall surface of the column 41. The top wall of the column 41 is provided with limiting holes 42 that pass through the top and the top wall of the outer cover 2 respectively. A limiting column 45 located on the inner side of the spring 43 is fixedly installed on the top of the limiting block 44. The outer side of the top end of the limiting column 45 is slidably connected to the inner wall of the limiting hole 42. A second limiting groove 47 is provided below the top wall of the outer cover 2. The outer side of the limiting block 44 is located on the inner wall of the bottom end of the column 41.

[0037] Specifically, the transmission mechanism 1 includes a transmission line 11 and an insertion head 12. One end of the insertion head 12 is fixedly installed at one end of the transmission line 11. A slot 13 is provided on the surface of one end of the outer cover 2 and passes through the inner wall of one end. One end of the insertion head 12 passes through one end and the other end of the slot 13 and is located inside the outer cover 2. The outer sides of the insertion head 12 are fixedly installed between the inner walls of the slot 13.

[0038] Furthermore, the limiting mechanism 4 can effectively realize the limit block 44 being clamped in the first limit groove 46 to prevent the device from retreating under the action of the spring 43 installed at the top of the limit block 44, and then the limit column 45 located on the inner side of the spring 43 is installed at the top of the limit block 44, and then the outer side of the top of the limit column 45 is slidably connected to the inner wall of the limit hole 42, which can effectively play a limit control effect. The outer side of the limit block 44 is located on the inner wall of the bottom end of the column tube 41, and the top of the column tube 41 is installed on the top wall of the outer cover 2. The limit hole 42 is opened on the top wall of the column tube 41 and passes through the top and the top wall of the outer cover 2. The top of the spring 43 is installed on the top wall surface of the column tube 41.

[0039] The transmission mechanism 1 connects one end of the transmission line 11 to the power supply, and then the insertion head 12 installed at one end of the transmission line 11 can effectively transmit stable power to the device. One end of the insertion head 12 passes through one end and the other end of the slot 13 and is located inside the outer cover 2. The outer sides of the insertion head 12 are respectively installed between the inner walls of the slot 13. The slot 13 is opened on the surface of one end of the outer cover 2 and passes through the inner wall of one end.

[0040] Example 2

[0041] Reference Figures 1 to 6 , which is the first embodiment of the present utility model. This embodiment is based on the previous embodiment. The disconnecting mechanism 3 includes a sliding groove 35 and a sliding bar 34. The outer sides of the top ends of the sliding bars 34 are respectively slidably connected between the inner walls of the sliding groove 35. An insulating block 31 is fixedly installed at the bottom end of the sliding bar 34. A slot 32 that runs through the interior is respectively opened on the surface of one end of the insulating block 31. Servo electric push rods 33 are respectively fixedly installed on the two side surfaces of the insulating block 31. A micro programmable controller 36 is fixedly installed on the bottom of the insulating block 31. The first limiting groove 46 and the second limiting groove 47 of the limiting mechanism 4 are respectively opened on the top surface of the insulating block 31 of the disconnecting mechanism 3 and pass through the interior. The sliding grooves 35 are respectively opened on the top wall surface of the outer cover 2 and pass through the interior. A charger 5 is fixedly installed at the other end of the outer cover 2.

[0042] Specifically, one end of the insertion head 12 of the transmission mechanism 1 is located at one end of the slot 32 of the disconnecting mechanism 3, and the output end of the servo electric push rod 33 is fixedly mounted on the inner wall of one end of the outer cover 2. The other end surface of the insulating block 31 of the disconnecting mechanism 3 is fixedly mounted with a connecting line 6, and one end of the connecting line 6 is fixedly mounted on the inner wall of one end of the charger 5.

[0043] Furthermore, when the power detector detects that the power is fully charged, the disconnect mechanism 3 transmits a signal to the micro programmable controller 36 installed at the bottom of the insulating block 31, and then the micro programmable controller 36 controls the servo electric push rod 33 to push the outer cover 2 of the output end to move, and the moving outer cover 2 can effectively make the slot 32 separate from the insertion head 12 of the transmission mechanism 1, thereby achieving the effect of power off. Then, when charging is needed, the output end can be retracted with the help of the servo electric push rod 33, driving the outer cover 2 to insert the insertion head 12 into the slot 32, thereby achieving the charging effect. The sliding bar 34 that is slidably connected between the inner walls of the sliding groove 35 can effectively provide a limit control effect for the insulating block 31 to prevent the insulating block 31 from offsetting during movement. The bottom ends of the sliding bars 34 are respectively installed on the top surface of the insulating block 31, and the slots 32 are respectively opened on the surface of one end of the insulating block 31 and pass through the interior. The sliding grooves 35 are respectively opened on the top wall surface of the outer cover 2 and pass through the interior. The connecting line 6 is installed on the other end surface of the insulating block 31, and the connecting line 6 can effectively provide a stable amount of power to the charger 5. One end of the charger 5 is installed at the other end of the outer cover 2.

[0044] The first limiting groove 46 and the second limiting groove 47 of the limiting mechanism 4 are respectively opened on the insulating block 31 of the disconnecting mechanism 3, and the insulating block 31 can effectively drive the first limiting groove 46 and the second limiting groove 47 to be displaced. During the displacement process, the limiting block 44 can effectively disengage from the first limiting groove 46. After the insertion head 12 is inserted into the slot 32, the limiting block 44 can be effectively stuck in the second limiting groove 47 to achieve the limiting control effect.

[0045] Working principle: The transmission mechanism 1 connects one end of the transmission line 11 to the power supply, and then the insertion head 12 installed at one end of the transmission line 11 can effectively transmit stable power to the device. One end of the insertion head 12 passes through one end and the other end of the slot 13 and is located inside the outer cover 2. The outer sides of the insertion head 12 are respectively installed between the inner walls of the slot 13. The slot 13 is opened on the surface of one end of the outer cover 2 and passes through the inner wall of one end.

[0046] When the power detector detects that the power is full, the disconnect mechanism 3 transmits a signal to the micro programmable controller 36 installed at the bottom of the insulating block 31, and then the micro programmable controller 36 controls the servo electric push rod 33 to push the outer cover 2 of the output end to move, and the moving outer cover 2 can effectively make the slot 32 separate from the insertion head 12 of the transmission mechanism 1, thereby achieving the effect of power off. Then, when charging is needed, the output end can be retracted with the help of the servo electric push rod 33, driving the outer cover 2 to insert the insertion head 12 into the slot 32, thereby achieving the charging effect. By sliding respectively The sliding bar 34 connected between the inner walls of the sliding groove 35 can effectively provide a limit control effect for the insulating block 31 to prevent the insulating block 31 from offsetting during movement. The bottom ends of the sliding bars 34 are respectively installed on the top surface of the insulating block 31, and the slots 32 are respectively opened on the surface of one end of the insulating block 31 and pass through the interior. The sliding grooves 35 are respectively opened on the top wall surface of the outer cover 2 and pass through the interior. The connecting line 6 is installed on the other end surface of the insulating block 31, and the connecting line 6 can effectively provide stable power to the charger 5. One end of the charger 5 is installed at the other end of the outer cover 2.

[0047] The limiting mechanism 4 is a spring 43 installed at the top of the limiting block 44. Under the action of elastic force, the limiting block 44 can be effectively clamped in the first limiting groove 46 to prevent the device from retreating. Then, a limiting column 45 located on the inner side of the spring 43 is installed at the top of the limiting block 44. Then, the outer side of the top of the limiting column 45 is slidably connected to the inner wall of the limiting hole 42, which can effectively play a limiting control effect. The outer side of the limiting block 44 is located on the inner wall of the bottom end of the column tube 41, and the top of the column tube 41 is installed on the top wall of the outer cover 2. The limiting hole 42 is opened on the top wall of the column tube 41 and passes through the top and the top wall of the outer cover 2. The top of the spring 43 is installed on the top wall surface of the column tube 41.

[0048] The first limiting groove 46 and the second limiting groove 47 of the limiting mechanism 4 are respectively opened on the insulating block 31 of the disconnecting mechanism 3, and the insulating block 31 can effectively drive the first limiting groove 46 and the second limiting groove 47 to be displaced. During the displacement process, the limiting block 44 can effectively disengage from the first limiting groove 46. After the insertion head 12 is inserted into the slot 32, the limiting block 44 can be effectively stuck in the second limiting groove 47 to achieve the limiting control effect.

[0049] It should be noted that, in this document, relational terms such as first and second, etc. are merely used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations.

Claims

1. A battery cable emergency disconnect assembly, comprising an outer cover (2), characterized in that: A transmission mechanism (1) and a disconnection mechanism (3) are respectively provided inside the outer cover (2), and a limiting mechanism (4) is provided above the disconnection mechanism (3); The limiting mechanism (4) includes a first limiting groove (46) and a limiting block (44), the bottom end of the limiting block (44) is clamped in the first limiting groove (46), the top end of the limiting block (44) is fixedly installed with a spring (43), the top wall of the outer cover (2) is fixedly installed with a column (41), the top end of the spring (43) is fixedly installed on the top wall surface of the column (41), the top wall of the column (41) is provided with a limiting hole (42) which passes through the top and the top wall of the outer cover (2) respectively, the top end of the limiting block (44) is fixedly installed with a limiting column (45) located on the inner side of the spring (43), the outer side of the top end of the limiting column (45) is slidably connected to the inner wall of the limiting hole (42), a second limiting groove (47) is provided below the top wall of the outer cover (2), and the outer side of the limiting block (44) is located on the inner wall of the bottom end of the column (41).

2. A battery cable emergency disconnect assembly according to claim 1, characterized in that: The transmission mechanism (1) comprises a transmission line (11) and an insertion head (12); one end of the insertion head (12) is fixedly mounted on one end of the transmission line (11); a notch (13) is provided on the surface of one end of the outer cover (2) and passes through the inner wall of one end; one end of the insertion head (12) passes through one end and the other end of the notch (13) and is located inside the outer cover (2); and the outer sides of the insertion head (12) are fixedly mounted between the inner walls of the notch (13).

3. A battery cable emergency disconnect assembly according to claim 1, characterized in that: The disconnect mechanism (3) comprises a sliding groove (35) and a sliding bar (34), the outer sides of the top ends of the sliding bars (34) are respectively slidably connected between the inner walls of the sliding groove (35), an insulating block (31) is fixedly mounted on the bottom end of the sliding bar (34), a slot (32) penetrating the interior is respectively opened on one end surface of the insulating block (31), servo electric push rods (33) are respectively fixedly mounted on both side surfaces of the insulating block (31), and a micro programmable controller (36) is fixedly mounted on the bottom of the insulating block (31).

4. A battery cable emergency disconnect assembly according to claim 3, characterized in that: The first limiting groove (46) and the second limiting groove (47) of the limiting mechanism (4) are respectively opened on the top surface of the insulating block (31) of the disconnect mechanism (3) and penetrate the interior, and the sliding groove (35) is respectively opened on the top wall surface of the outer cover (2) and penetrates the interior, and the charger (5) is fixedly installed at the other end of the outer cover (2).

5. The battery cable emergency disconnect assembly according to claim 3, characterized in that: One end of the insertion head (12) of the transmission mechanism (1) is respectively located at one end of the slot (32) of the disconnection mechanism (3), and the output end of the servo electric push rod (33) is respectively fixedly mounted on the inner wall of one end of the outer cover (2).

6. A battery cable emergency disconnect assembly according to claim 3, characterized in that: A communication line (6) is fixedly mounted on the other end surface of the insulating block (31) of the disconnect mechanism (3), and one end of the communication line (6) is fixedly mounted on the inner wall of one end of the charger (5).

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