CN104103459A - Trigger device for battery cell bypass and bypass system with trigger device - Google Patents
Trigger device for battery cell bypass and bypass system with trigger device Download PDFInfo
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- CN104103459A CN104103459A CN201410352715.3A CN201410352715A CN104103459A CN 104103459 A CN104103459 A CN 104103459A CN 201410352715 A CN201410352715 A CN 201410352715A CN 104103459 A CN104103459 A CN 104103459A
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Abstract
Disclosed is a trigger device for a battery cell bypass. The trigger device comprises a sensing device, a pushing block (8) and a locking device (1), wherein the sensing device can sense failure of a special cell among a plurality of battery cells which are in series connection to form a battery, the pushing block can store thrust by prepressing an elastic mechanism, the locking device (1) locks the movement of the pushing block (8), the sensing device is a resistor type heating device (3), the trigger device is provided with a driving device (2), and the driving device (2) is provided with a shape memory alloy in a certain shape. The driving device (2) converts heat energy released by the heating device (3) to mechanical energy to drive the locking device (1) to perform unlocking. According to the trigger device, false triggering movement of the trigger device is avoided, and the trigger device is used for devices of a complete machine system to achieve high resistance to severe environments, especially mechanical environments, long service life and high reliability.
Description
Technical field
The invention belongs to electric switch technical field, especially belong to the trigger equipment technical field of drawing switch motion in the bypass of the battery unit in the battery that become by a plurality of battery unit tandem compounds.In the battery unit of a plurality of series connection that forms battery, a certain unit damages, and by this trigger equipment traction switch motion, this unit two-stage direct short-circuit is connected.
Background technology
Trigger equipment (Frangible actuator) in battery unit bypass (Battery cell bypass) is disclosed in US Patent No. 6249063B1, by by a columned device in two, inhibition line by multi-lay winding bundles, suppress the semifixed of one end of line and columned device, the other end is connected with fuse, and the end of fuse is fixed on exit.During triggering, fuse is energized fusing, suppresses line and just unclamps, and the center that the piston in columned device the place ahead inserts columned device under external force makes its two halves radial dispersion, removes the axial limiting to piston, completes release movement.The releasing device of battery protection switch is disclosed in Chinese patent CN102360997A; in this patent; releasing device is wound around, restraints by elastica or elastic webbing by a plurality of slide blocks, and one end of elastica or elastic webbing is fixed on certain slide block, and the other end is fixed by fuse.During triggering, fuse is energized fusing, and elastica or elastic webbing just unclamp, and the center that the push rod in slide block the place ahead inserts a plurality of slide blocks under external force makes it radial dispersion, removes the axial limiting to push rod, completes release movement.
A common ground of the trigger equipment in the function of the releasing device in Chinese patent CN102360997A and US Patent No. 6249063B1 (Frangible actuator) is a columned device to be radially divided into the slide block of two lobes or many lobes, with inhibition line, pass through multi-lay winding, the slide block separating is bundled to hinder to the motion of front end piston, and bear its thrust; Suppress one end of line and fix with a lobe wherein, the other end is connected with fuse, and the other end of fuse is fixed on exit; During triggering, fuse is energized fusing, suppresses line and just unclamps, and under the External Force Acting of piston, the slide block of two lobes or many lobes is towards radial dispersion, and piston inserts the center of the slide block disperseing, and completes release movement.
Summary of the invention
The object of the invention is for the common shortcoming of the trigger equipment of prior art US6249063B1 and the releasing device of the battery protection switch in CN102360997A be; suppressing line is all connected and be fixed on exit by fuse; the characteristic of fuse materials itself has determined that its intensity is not high; long-term stressed and stretched after; easily there is the problem of fracture; once fuse disruption, will cause false triggering.
For achieving the above object, the present invention adopts following technical scheme:
The trigger equipment that a kind of battery unit bypass is used, have induction installation that in the battery unit of a plurality of series connection that induction forms battery, discrete cell lost efficacy, by elastic mechanism of precompressed, store the pushing block (8) of thrust and the locking device (1) that a described pushing block of locking (8) moves, described induction installation is resistive type heater (3); Described trigger equipment is provided with a drive unit (2), and the heat energy that drive unit (2) discharges heater (3) is converted into mechanical energy and drives locking device (1) release.
Further, described drive unit (2) is provided with the effigurate marmem of tool.
Further, the marmem of described definite shape is coil spring shape marmem (20).
Further, described drive unit (2) is built in a tubular articles (7), described coil spring shape marmem (20) is arranged between an insulating base (21) and another insulating case (19), a described insulating base (21) leans against on a block pressur plate (23), described another insulating case (19) is close to the controll block (13) being built in described tubular articles (7), and described pressing plate (23) is mechanically anchored in described tubular articles (7) front end; Described controll block (13), described coil spring shape marmem (20) and described another insulating case (19) all can slide with respect to described tubular articles (7).
Further, described coil spring shape marmem (20) two ends are respectively connected to a packing ring (22), and described packing ring (22) can slide with respect to described tubular articles (7).
Further, described locking device (1) is ball locking mechanism, this ball locking mechanism is that the tube wall at a tubular articles (7) radially arranges through hole (7b), and at the built-in ball of this through hole, the outer wall that a part for ball protrudes from described tubular articles (7) contact with the skew wall of the upper inclination arranging by tubular articles (7) one sides of pushing block (8), simultaneously at the inwall of described tubular articles (7) with the interior controll block (13) that is provided with the radial displacement of control ball.
Further, described ball is steel ball (14).
Further, described controll block (13) outer surface be provided with for steel ball (14), exit kayser function and hold steel ball (14) have a groove (13a), and support being provided with of this groove the outer surface that steel ball is realized kayser function below.
Further, the front end that described tubular articles (7) is hollow is the drum with inside convex edge with flange rear end, before the convex edge of described tubular articles (7) bottom, be provided with locking spring (12), the convex edge of the bottom of described locking spring (12) one end and tubular articles (7) is adjacent to, and the other end is supported by controll block (13) bottom face and stretches in locking spring (12) spacing to it by the boss on bottom face.
Further, described tubular articles (7) is installed in shell (10), the front end of shell (10) is provided with fixed cap (15), and tubular articles (7) is mechanically fixed to fixed cap (15), and fixed cap (15) is mechanically fixed to again on shell (10); On the bottom, rear end of shell (10), be provided with the hole of running through for pushing block (8) activity.
Further, described tubular articles (7) is mechanically fixed to an adapter sleeve (11), described adapter sleeve (11) is the drum of hollow, front end is with inside convex edge, and the flange of the inside convex edge of adapter sleeve (11) and tubular articles (7) is riveted together by rivet (18); Described pushing block (8), elastic mechanism are positioned at described adapter sleeve (11), and the external cylindrical surface of pushing block (8) and adapter sleeve (11) inwall are slidably matched; Described adapter sleeve (11) is arranged in described shell (10).
Further, described tubular articles (7) is upper is radially provided with equally distributed 2～6 through holes (7b) along circumference, and corresponding 2～6 steel balls (14) are placed on respectively in through hole (7b).
Further, the structure of described controll block (13) is for being with step-like through hole (13b), and step-like through hole (13b) is in order to place described insulating case (19).
When further, described steel ball (14) is supported by the outer round surface of controll block (13), be stuck in the axially motion backward that hinders controll block (13) on the flange of controll block (13).
Further, 1/3 of the diameter of described steel ball (14) part is protruded the external cylindrical surface of tubular articles (7).
Further, the skew wall of the upper inclination by tubular articles (7) one side settings of described pushing block (8) is arc surface (8a) or taper seat.
Technical conceive of the present invention is: when circuits for triggering apply triggering signal to heater (3), the heat that heater (3) produces passes to rapidly drive unit (2), drive unit (2) is concrete as coil spring shape marmem (20), its temperature is raise rapidly, reach phase transition temperature, be returned to original remember condition, be that coil spring shape marmem (20) extends, promote controll block (13) and along the direction of locking spring (12), overcome the elastic force generation displacement of locking spring (12), locking device (1) release, is triggered trigger equipment.Described drive unit, except above-mentioned marmem, also has the device of making mechanical action by gas and other situations that can raise at temperature sensor of a sealing device sealing.
Contrast prior art; the releasing device of trigger equipment and Chinese patent CN102360997A battery protection switch for the battery unit bypass of US Patent No. 6249063B1; the fuse using is worked under tension; when fuse under vibration and impact condition very easily produces damage and ruptures; or under long-term service condition, also there will be fatigue fracture and cause false triggering action; and the characteristic of fuse itself has determined that it cannot meet the requirement of high vibration, HI high impact technical indicator, cannot guarantee the long-term requirement of using.Therefore, battery unit bypass of the present invention adopts heater (3) and drive unit (2) with trigger equipment, the heat energy that drive unit (2) discharges heater (3) is converted into mechanical energy and drives locking device (1) release, as can be seen here, trigger equipment of the present invention has been avoided the false triggering action of trigger equipment, and concrete technical scheme has higher adverse environment resistant particularly ability, longer useful life and the reliability of Geng Gao of mechanical environment for the device of machine system.
In addition, trigger equipment of the present invention removes for circuit changing switch, power source as switch, realize outside the switching of monitored circuit, can also need separated mechanism or device etc. for separating of umbilical connector and other, as separated umbilical connector and other, need separated mechanism or the power source of device, realize circuit and disconnect and other functions that need to complete.
Accompanying drawing explanation
Figure 1 shows that trigger equipment embodiment that a kind of battery unit bypass according to the present invention the uses structural representation before triggering.
Figure 2 shows that trigger equipment embodiment that a kind of battery unit bypass according to the present invention the uses structural representation after triggering.
Figure 3 shows that A-A cutaway view of Fig. 1.
Figure 4 shows that the structural representation of the embodiment that trigger equipment that a kind of battery unit bypass according to the present invention is used comprises locking device.
Figure 5 shows that the B of Fig. 4 is to view.
Figure 6 shows that trigger equipment that a kind of battery unit bypass according to the present invention is used includes the structural representation of an embodiment of drive unit.
Figure 7 shows that the C of Fig. 6 is to view.
Figure 8 shows that the structural representation of an embodiment of the controll block of locking device in the trigger equipment that a kind of battery unit bypass according to the present invention uses.
Figure 9 shows that the syndeton schematic diagram of the tubular articles of locking device and an embodiment of adapter sleeve in the trigger equipment that a kind of battery unit bypass according to the present invention uses.
Figure 10 shows that D-D cutaway view of Fig. 9.
Figure 11 shows that the structural representation of an embodiment of the pushing block of locking device in the trigger equipment that a kind of battery unit bypass according to the present invention uses.
Figure 12 shows that the structural representation of an embodiment of the fixed cap of locking device in the trigger equipment that a kind of battery unit bypass according to the present invention uses.
Figure 13 shows that G-G cutaway view of Figure 12.
Embodiment
The trigger equipment of a kind of battery unit bypass of the present invention being used below in conjunction with drawings and Examples and the bypath system with this device are described in further detail:
The structural representation of the trigger equipment embodiment using for a kind of battery unit bypass according to the present invention as shown in Figure 1, Figure 3 before triggering, Figure 2 shows that trigger equipment embodiment that a kind of battery unit bypass according to the present invention the uses structural representation after triggering.Shown in figure, described trigger equipment is provided with the induction installation of a certain element failure in the battery unit of responding to a plurality of series connection that form battery as the prior art, by being set, one of a pushing block (8) the precompressed elastic mechanism as spring stores thrust, be provided with a locking device (1) that can lock described pushing block (8) motion, therefore, can store larger mechanical energy, realize a mechanical action having needed in the special like this environment of space.The common shortcoming of the trigger equipment of prior art US6249063B1 and the releasing device of the battery protection switch in CN102360997A is; suppressing line is all connected and be fixed on exit by fuse; the characteristic of fuse materials itself has determined that its intensity is not high; long-term stressed and receive after stretching; easily there is the problem of fracture; once fuse disruption, will cause false triggering.For this reason, the technical schemes that the present invention proposes different designs address the above problem.The induction installation of trigger equipment of the present invention is made as resistive type heater (3), by it, by electric energy conversion, be heat energy, then establish heat energy that a drive unit (2) discharges heater (3) and be converted into mechanical energy and drive locking device (1) release.In one embodiment, described trigger equipment is also provided with cover plate (5), the assemblies such as trip bolt (6), locking device (1) comprises tubular articles (7), steel ball (14), the assemblies such as controll block (13), drive unit (2) is the effigurate marmem of tool, coil spring shape marmem (20) more preferably, drive unit (2) is by pressing plate (23), the member that mounting screw (16a) is limited to locking device (1) is in tubular articles (7), heater (3) is arranged on the inside of the coil spring shape marmem (20) of drive unit (2), by cover plate (5), trip bolt (6) is fixed together.
The structural representation of the embodiment that the trigger equipment of using for a kind of battery unit bypass according to the present invention as Fig. 4, Fig. 5 comprises locking device.Shown in figure, described trigger equipment is by a pushing block (8) energy-stored spring of precompressed (9) store mechanical energy.Described locking device (1) is provided with tubular articles (7), locking spring (12), controll block (13), steel ball (14), adapter sleeve (11), tubular articles (7) and an adapter sleeve (11) are first riveted together by rivet (18), and then process 4 screwed holes (11a) for connecting.Locking device (1) is installed in shell (10), the front end of shell (10) is provided with fixed cap (15) and is fixedly connected with by mounting screw (16) machinery with locking device (1), and fixed cap (15) is fixedly connected with shell (10) machinery by hold-down screw (17) again.On the bottom, rear end of shell (10), be provided with the hole of running through for pushing block (8) activity.The front end that described tubular articles (7) is hollow is the drum with inside convex edge with flange rear end, at tubular articles (7), above along circumference, be radially provided with equally distributed 2～6 through holes (7b), corresponding 2～6 steel balls (14) are placed on respectively in through hole (7b), and steel ball (14) is supported by the outer round surface of controll block (13); Locking spring (12) is placed in the bottom, rear end of tubular articles (7), the bottom of one end and tubular articles (7) is adjacent to, the other end is supported by controll block (13) bottom face and stretches in locking spring (12) spacing to it by the boss on bottom face, like this under the elastic force effect of the locking spring through precompressed (12), steel ball (14) is stuck in the axially motion backward that hinders controll block (13) on the flange of controll block (13) when being supported by the outer round surface of controll block (13).In a preferred embodiment, 1/3 of the nearly diameter of each steel ball (14) part is protruded the external cylindrical surface of tubular articles (7).The front end that described pushing block (8) is hollow has flange rear end with the drum of inside convex edge, and the front end port of pushing block (8) is provided with arc surface (8a), and this arc surface (8a) also can be made taper seat; It is upper that pushing block (8) is sleeved on tubular articles (7), and arc surface (8a) contacts with the part that steel ball (14) protrudes tubular articles (7) external cylindrical surface; Energy-stored spring (9) is enclosed on the cylindrical of pushing block (8), and the flange of pushing block (8) is withstood in one end, and the bottom of the other end and shell (16) is adjacent to.The part that steel ball (14) protrudes tubular articles (7) external cylindrical surface limits travelling forward of pushing block (8), and energy-stored spring (9) stores precompressed energy.Adapter sleeve (11) is the drum of hollow, and front end is with inside convex edge, and the flange of the inside convex edge of adapter sleeve (11) and tubular articles (7) is riveted together by rivet (18).Adopt mounting screw (16) and hold-down screw (17) that fixed cap (15), adapter sleeve (11) and tubular articles (7) are fixed on shell (10).
The trigger equipment of using for a kind of battery unit bypass according to the present invention as Fig. 6, Fig. 7 includes the structural representation of an embodiment of drive unit.Shown in figure, described drive unit (2) is provided with coil spring shape marmem (20), it is the core execution unit of drive unit (2), a packing ring (22) can be respectively equipped with at two ends, then be placed between insulating base (21) and insulating case (19), be arranged in the tubular articles (7) of locking device (1), controll block (13) is close to by insulating case (19) in the rear end of coil spring shape marmem (20), and front end is fixed in tubular articles (7) by pressing plate (23), mounting screw (16a).Resistive type heater (3) has been installed in the inside of described coil spring shape marmem (20), the two ends of heater (3) are caused respectively the exit of exit assembly (4) by wire, by exit and circuits for triggering, join, heater (3) is fixed in the hole of drive unit (2) and fixed cap (15) by cover plate (5) and trip bolt (6), and heater (3) is the drive source of drive unit (2); Also can heater be installed in the outside of coil spring shape marmem (20), part that can also be using coil spring shape marmem (20) as heater heating circuit, now described coil spring shape marmem (20) self is exactly heater, the two ends of coil spring shape marmem (20) directly cause the exit of exit assembly (4) by packing ring (22) respectively through wire, by exit and circuits for triggering, join.When circuits for triggering apply triggering signal to heater (3), the heat that heater (3) produces passes to rapidly coil spring shape marmem (20), the temperature of coil spring shape marmem (20) is raise rapidly, reach phase transition temperature, be returned to original remember condition, be that coil spring shape marmem (20) extends, promote controll block (13) and along the direction of locking spring (12), overcome the elastic force generation displacement of locking spring (12), locking device (1) release, is triggered trigger equipment.
The structural representation of an embodiment of the controll block of locking device in the trigger equipment of using for a kind of battery unit bypass according to the present invention as Fig. 8.The structure of described controll block (13) is for being with step-like through hole (13b), external cylindrical surface is provided with the groove (13a) of an annular, step-like through hole (13b) is in order to place insulating case (19), and controll block (13) bottom face supports locking spring (12) and stretches in locking spring (12) spacing to it by the boss on bottom face (13c).
The syndeton schematic diagram of the tubular articles of locking device and an embodiment of adapter sleeve in the trigger equipment of using for a kind of battery unit bypass according to the present invention as Fig. 9, Figure 10.Described tubular articles (7) and adapter sleeve (11) are first riveted together by rivet (18), and then process 4 screwed holes (11a) for connecting, one of them screwed hole (11a) is used for being connected and fixed lid (15), and its excess-three screwed hole (11a) connects pressing plate (23).Described tubular articles (7) inside is step-like through hole (7a), at tubular articles (7), above along circumference, be radially provided with equally distributed 2～6 through holes (7b), the bottom of step-like through hole (7a) is in order to place locking spring (12).
The structural representation of an embodiment of the pushing block of locking device in the trigger equipment of using for a kind of battery unit bypass according to the present invention as Figure 11.Described pushing block (8) is connected by stepped hole; the front end of pushing block (8) is provided with arc surface (8a); this arc surface (8a) also can be made taper seat; bottom, rear end is provided with screwed hole (8b); this screwed hole (8b) is not limited to the form of screwed hole; also can be processed into other forms such as through hole or taper hole, be used for driving the catch bar (26) of switch (being called battery unit by-pass switch in US Patent No. 6249063B1), separated umbilical connector or other devices that the short circuit of the protection switch be triggered, battery unit connects to join.
The structural representation of an embodiment of the fixed cap of locking device in the trigger equipment of using for a kind of battery unit bypass according to the present invention as Figure 12, Figure 13, G-G profile that Figure 13 is Figure 12.The centre of described fixed cap (15) is provided with the die cavity (15a) of a perforation, fixed cap (15) is extended with the tongue (15b) that connects use in die cavity (15a), is also provided with side with two stepped counterbore (15c) and a plurality of circular counter bore (15d) of opening on surface.
Claims (36)
1. the trigger equipment that battery unit bypass is used, there is induction installation that in the battery unit of a plurality of series connection that induction forms battery, discrete cell lost efficacy, by elastic mechanism of precompressed, store the pushing block (8) of thrust and the locking device (1) that a described pushing block of locking (8) moves, it is characterized in that: described induction installation is resistive type heater (3); Described trigger equipment is provided with a drive unit (2), and the heat energy that drive unit (2) discharges heater (3) is converted into mechanical energy and drives locking device (1) release.
2. trigger equipment according to claim 1, is characterized in that: described drive unit (2) is provided with the effigurate marmem of tool.
3. trigger equipment according to claim 2, is characterized in that: the marmem of described definite shape is coil spring shape marmem (20).
4. trigger equipment according to claim 3, it is characterized in that: described drive unit (2) is built in a tubular articles (7), described coil spring shape marmem (20) is arranged between an insulating base (21) and another insulating case (19), a described insulating base (21) leans against on a block pressur plate (23), described another insulating case (19) is close to the controll block (13) being built in described tubular articles (7), and described pressing plate (23) is mechanically anchored in described tubular articles (7) front end; Described controll block (13), described coil spring shape marmem (20) and described another insulating case (19) all can slide with respect to described tubular articles (7).
5. trigger equipment according to claim 4, it is characterized in that: described coil spring shape marmem (20) two ends are respectively connected to a packing ring (22), described packing ring (22) can slide with respect to described tubular articles (7).
6. according to the arbitrary described trigger equipment of claim 1～5, it is characterized in that: described locking device (1) is ball locking mechanism, this ball locking mechanism is that the tube wall at a tubular articles (7) radially arranges through hole (7b), and at the built-in ball of this through hole, the outer wall that a part for ball protrudes from described tubular articles (7) contact with the skew wall of the upper inclination arranging by tubular articles (7) one sides of pushing block (8), simultaneously at the inwall of described tubular articles (7) with the interior controll block (13) that is provided with the radial displacement of control ball.
7. trigger equipment according to claim 6, is characterized in that: described ball is steel ball (14).
8. trigger equipment according to claim 7, it is characterized in that: described controll block (13) outer surface be provided with for steel ball (14), exit kayser function and hold steel ball (14) have a groove (13a), and support being provided with of this groove the outer surface that steel ball is realized kayser function below.
9. trigger equipment according to claim 8, it is characterized in that: the front end that described tubular articles (7) is hollow is the drum with inside convex edge with flange rear end, before the convex edge of described tubular articles (7) bottom, be provided with locking spring (12), the convex edge of the bottom of described locking spring (12) one end and tubular articles (7) is adjacent to, and the other end is supported by controll block (13) bottom face and stretches in locking spring (12) spacing to it by the boss on bottom face.
10. trigger equipment according to claim 9, it is characterized in that: described tubular articles (7) is installed in shell (10), the front end of shell (10) is provided with fixed cap (15), tubular articles (7) is mechanically fixed to fixed cap (15), and fixed cap (15) is mechanically fixed to again on shell (10); On the bottom, rear end of shell (10), be provided with the hole of running through for pushing block (8) activity.
11. trigger equipments according to claim 10, it is characterized in that: described tubular articles (7) is mechanically fixed to an adapter sleeve (11), described adapter sleeve (11) is the drum of hollow, front end is with inside convex edge, and the flange of the inside convex edge of adapter sleeve (11) and tubular articles (7) is riveted together by rivet (18); Described pushing block (8), elastic mechanism are positioned at described adapter sleeve (11), and the external cylindrical surface of pushing block (8) and adapter sleeve (11) inwall are slidably matched; Described adapter sleeve (11) is arranged in described shell (10).
12. trigger equipments according to claim 11, it is characterized in that: described tubular articles (7) is upper is radially provided with equally distributed 2～6 through holes (7b) along circumference, and corresponding 2～6 steel balls (14) are placed on respectively in through hole (7b).
13. trigger equipments according to claim 12, is characterized in that: the structure of described controll block (13) is for being with step-like through hole (13b), and step-like through hole (13b) is in order to place described insulating case (19).
14. trigger equipments according to claim 13, is characterized in that: described steel ball (14) is stuck in the axially motion backward that hinders controll block (13) on the flange of controll block (13) when being supported by the outer round surface of controll block (13).
15. trigger equipments according to claim 14, is characterized in that: 1/3 part of the diameter of described steel ball (14) is protruded the external cylindrical surface of tubular articles (7).
16. trigger equipments according to claim 6, is characterized in that: the skew wall of the upper inclination by tubular articles (7) one side settings of described pushing block (8) is arc surface (8a) or taper seat.
17. according to the arbitrary described trigger equipment of claim 1～3, it is characterized in that: the front end that described pushing block (8) is hollow is the drum with inside convex edge with flange rear end, and is sleeved on a tubular articles (7).
18. trigger equipments according to claim 17, is characterized in that: described elastic mechanism is cylindrical shape.
19. trigger equipments according to claim 18, is characterized in that: described elastic mechanism is energy-stored spring (9), by a die cavity, formalizes and sealed gases at high pressure or the effigurate elastic gum of tool.
20. trigger equipments according to claim 19, is characterized in that: the flange of pushing block (8) is withstood in described elastic mechanism one end, and the bottom of the other end and shell (16) is adjacent to.
21. according to the arbitrary described trigger equipment of claim 1～3, it is characterized in that: described locking device (1) is ball locking mechanism, this ball locking mechanism is that the tube wall at tubular articles radially arranges through hole, and at the built-in ball of this through hole, a part for ball protrudes from the inwall of tubular articles and the skew wall by tubular articles one side setting of pushing block is in contact with one another, and is provided with the controll block of controlling ball radial displacement simultaneously on the outer wall of described tubular articles.
22. trigger equipments according to claim 1, it is characterized in that: described locking device (1) is a plurality of separable member of elasticity or the winding of stiff constrained line, described drive unit (2) can drive the release of constrained line, described pushing block (8) can discharge after described constrained line in drive unit (2), separated described a plurality of separable member, and walk therein.
23. trigger equipments according to claim 3, it is characterized in that: described heater (3) is arranged on the inside of the coil spring shape marmem (20) of drive unit (2), by a cover plate (5), is mechanically fixed to a tubular articles (7).
24. trigger equipments according to claim 23, is characterized in that: described heater (3) is fixed in the hole of drive unit (2) and fixed cap (15) by cover plate (5) and trip bolt (6).
25. trigger equipments according to claim 24, is characterized in that: the two ends of described heater (3) are caused respectively the exit of exit assembly (4) by wire, by exit and circuits for triggering, join.
26. trigger equipments according to claim 3, is characterized in that: described heater (3) is arranged on the outside of the coil spring shape marmem (20) of drive unit (2).
27. trigger equipments according to claim 3, it is characterized in that: the part of described heater (3) using coil spring shape marmem (20) as heater heating circuit, the two ends of coil spring shape marmem (20) directly cause the exit of exit assembly (4) by a packing ring (22) respectively through wire, by exit and circuits for triggering, join.
28. trigger equipments according to claim 23, it is characterized in that: the centre of described fixed cap (15) is provided with the die cavity (15a) of a perforation, fixed cap (15) is extended with the tongue (15b) that connects use in die cavity (15a), is also provided with side with two stepped counterbore (15c) and a plurality of circular counter bore (15d) of opening on surface.
29. according to the arbitrary described trigger equipment of claim 1～3, it is characterized in that: the bottom, rear end of described pushing block (8) is provided with screwed hole (8b), through hole or taper hole.
30. according to the arbitrary described trigger equipment of claim 1～3, it is characterized in that: described pushing block (8) rear end connects a catch bar (26).
31. according to the arbitrary described trigger equipment of claim 1～3, it is characterized in that: the switch that the short circuit of described pushing block (8) rear end connection protection switch, battery unit connects or the catch bar (26) of separated umbilical connector.
32. 1 kinds of trigger equipments that battery unit bypass is used, there is induction installation that in the battery unit of a plurality of series connection that induction forms battery, discrete cell lost efficacy, by elastic mechanism of precompressed, store the pushing block (8) of thrust and the locking device (1) that a described pushing block of locking (8) moves, it is characterized in that: described induction installation is resistive type heater (3); Described trigger equipment is provided with a drive unit (2), and the heat energy that drive unit (2) discharges heater (3) is converted into mechanical energy and drives a catch bar (26).
33. trigger equipments according to claim 32, is characterized in that: described drive unit (2) is provided with the effigurate marmem of tool.
34. trigger equipments according to claim 33, is characterized in that: the marmem of described definite shape is coil spring shape marmem (20).
35. according to the arbitrary described trigger equipment of claim 32～34, it is characterized in that: described catch bar (26) drives switch or the separated umbilical connector of the short circuit connection that connects protection switch, battery unit.
36. 1 kinds of battery unit bypath systems, include switch or separated umbilical connector that circuit switches, it is characterized in that: described bypath system has above 1～35 arbitrary described trigger equipment, by this trigger equipment, drives described circuit changing switch action or described separated umbilical connector release.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410352715.3A CN104103459B (en) | 2014-07-23 | 2014-07-23 | Trigger device for battery cell bypass and bypass system with trigger device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410352715.3A CN104103459B (en) | 2014-07-23 | 2014-07-23 | Trigger device for battery cell bypass and bypass system with trigger device |
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| CN104103459A true CN104103459A (en) | 2014-10-15 |
| CN104103459B CN104103459B (en) | 2017-01-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109301334A (en) * | 2018-08-24 | 2019-02-01 | 深圳市精实机电科技有限公司 | A kind of hot pressing chemical conversion working machine of Soft Roll power battery |
Citations (3)
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| KR101324661B1 (en) * | 2010-07-19 | 2013-11-08 | 한국항공우주연구원 | Low Shock, Non-Explosive Release Device Using Shape Memory Alloy and Release Method |
| CN203381788U (en) * | 2013-04-19 | 2014-01-08 | 南京航空航天大学 | Controlled unlocking device based on shape memory alloy spring |
| CN204130460U (en) * | 2014-07-23 | 2015-01-28 | 贵州航天电器股份有限公司 | A kind of trigger equipment of battery unit bypass and there is the bypath system of this device |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101324661B1 (en) * | 2010-07-19 | 2013-11-08 | 한국항공우주연구원 | Low Shock, Non-Explosive Release Device Using Shape Memory Alloy and Release Method |
| CN203381788U (en) * | 2013-04-19 | 2014-01-08 | 南京航空航天大学 | Controlled unlocking device based on shape memory alloy spring |
| CN204130460U (en) * | 2014-07-23 | 2015-01-28 | 贵州航天电器股份有限公司 | A kind of trigger equipment of battery unit bypass and there is the bypath system of this device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109301334A (en) * | 2018-08-24 | 2019-02-01 | 深圳市精实机电科技有限公司 | A kind of hot pressing chemical conversion working machine of Soft Roll power battery |
| CN109301334B (en) * | 2018-08-24 | 2024-03-29 | 深圳市精实机电科技有限公司 | Hot-pressing formation working machine for soft package power battery |
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| Publication number | Publication date |
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| CN104103459B (en) | 2017-01-25 |
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