CN205970874U - Disconnected electrical safety protection device of collision - Google Patents

Abstract

The utility model discloses a disconnected electrical safety protection device of collision, include casing, the first metal end, second metal terminal, locate casing inside tablock, ignition, safety cover and transmission piece, the second end of the first metal end with fixed the establishing of second end of second metal terminal in the casing and all with the tablock electricity is connected, the first end of the first metal end with the first end of second metal terminal stretches out the casing to be connected with the circuit electricity of the required protection in outside, the tablock is located the first opening part of safety cover, ignition locates the second opening part of safety cover, the transmission piece is located in the first passageway of safety cover and lie in ignition with between the tablock, and be used for the transmission ignition's energy and promotion the tablock with the first metal end and the separation of second metal terminal realize quick interruption of power supply, are applicable to high -voltage circuit and low tension circuit simultaneously.

Description

Cutting electricity in collision safety guard

Technical field

This utility model belongs to technical field of vehicle safety, in particular to a kind of cutting electricity in collision safety guard.

Background technology

Rapid power-down device is used for the power supply of fast shut-off power device and/or circuit, electronic equipment protection, avoid Fire and protection personal safety aspect all play an important role.Especially, electronic equipment in the car gets more and more, and works as generation If during vehicle accident can fast shut-off power supply, can effectively mitigate the injury to personnel, mitigate the infringement of vehicle and keep away Exempt from second accident to occur.So need a kind of can fast shut-off automobile power source and or circuit device.

China Patent Publication No. CN201410097406 discloses a kind of cutting electricity in collision protection device, including housing, fixation Safety plate in described housing, igniter and energy transmission part, described energy transmission part be arranged at described igniter and Between described safety plate, the ability for transmitting described igniter strikes off described safety plate, thus realizing emergency power off.This Cutting electricity in collision protection device is only applicable to the power-off of low-voltage circuit, because the safety plate distance in the big circuit of high pressure, after cut-out Close, heavy current can puncture air and continue power supply it is impossible to realize the cut-out of high-current circuit.

Content of the invention

This utility model is intended at least solve one of technical problem in correlation technique to a certain extent.For this reason, this reality Being to propose one kind with a new purpose being capable of fast cut-off circuit can be simultaneously suitable for low-voltage circuit and high-tension electricity The cutting electricity in collision safety guard on road.

For solving above-mentioned technical problem, this utility model provides following technical scheme：

A kind of cutting electricity in collision safety guard, including housing, the first metal end, the second metal terminal, located at housing The safety plate of inside, igniter and transferring member, the second end of described the first metal end and described second metal terminal second End fixation is located in described housing, and the described first end of the first metal end and the first end of described second metal terminal stretch out institute State housing, and electrically connect with the circuit of protection needed for outside, the second sub end of described the first metal end and the second metal terminal Second end is all electrically connected with described safety plate,

Described protective cover is fixed in described housing, including the first opening, the second opening and connection the first opening with The first passage of the second opening, at described first opening, described igniter is located at described second opening for described safety plate Place, described transferring member and is located between described igniter and described safety plate, for transmitting in described first passage State the energy of igniter and promote described safety plate to separate with described the first metal end and the second metal terminal.

Compared with prior art, this utility model has the advantages that：

The first end of the first end of the first metal end and the second metal terminal is stretched out housing and is electrically connected with external circuit, with When, the second end of the second sub end of the first metal end and the second metal terminal is all electrically connected with safety plate, now at external circuit In channel status.When there is unexpected or in-car short circuit, igniter is ignited and promotes transferring member to move, and transferring member pushes away Dynamic safety plate move to the first metal end direction contrary with the second metal terminal, and safety plate and the first metal end are sub and second Metal terminal separates, external circuit open circuit, has necessarily with the first metal end and the second technology terminal after being moved due to safety plate Distance, will not produce air breakdown phenomenon under high-voltage case, thus be applied to while fast break low-voltage circuit with High-tension circuit, transferring member and igniter, in protective cover, prevent igniter when igniting by Shell destruction.

Further, described transferring member is provided with troughs for collecting energy in the first end away from described safety plate, described igniter Part is in described troughs for collecting energy.

Further, it is provided with the second channel for described safety plate movement in described housing, described safety plate is located at described The first end of second channel.

Further, sub and described second metal terminal of described the first metal end passes through grafting side with described safety plate respectively Formula electrically connects.

Further, the second end of described the first metal end and the second end of described second metal terminal be equipped with recessed Groove, the corresponding position of described safety plate is provided with the cylinder being adapted with described hole, described cylinder and corresponding described groove Socket connection.

Further, described igniter includes two core electrodes and the pencil connecting with described two core electrodes, described medicine Pipe is built with detonating agent.

Further, described two core electrodes are provided with the short-circuited conducting sleeve of described two core electrode short circuits.

Further, described housing includes the first housing and the second housing, and described first housing is led to described second housing Cross riveting or bolt connection.

Brief description

Above-mentioned and/or additional aspect of the present utility model and advantage will from reference to the description to embodiment for the accompanying drawings below Become obvious and easy to understand, wherein：

Fig. 1 is the overall diagram according to this utility model embodiment；

Fig. 2 is the explosive view according to this utility model embodiment；

Fig. 3 is the cross section view in a direction according to this utility model embodiment；

Fig. 4 is the cross section view in another direction according to this utility model embodiment；

Fig. 5 is the igniter figure according to this utility model embodiment；

Wherein each reference implication is as follows：

101 the first metal end, 102 second metal terminals, 201 first housings, 202 second shells Body, 300 safety plates, 301 cylinders, 401 transferring member, 402 igniters, 403 short-circuited conducting sleeves, 404 elastic washers, 405 protective covers, 500 second channels.

Specific embodiment

Embodiment of the present utility model is described below in detail, the example of described embodiment is shown in the drawings, wherein ad initio To the element that same or similar label represents same or similar element or has same or like function eventually.Below by ginseng The embodiment examining Description of Drawings is exemplary it is intended to be used for explaining this utility model, and it is not intended that to this utility model Restriction.

In description of the present utility model it is to be understood that term " on ", D score, "front", "rear", "left", "right", The orientation of instruction or the position such as " vertical ", " level ", " top ", " bottom ", " interior ", " outward ", " clockwise ", " counterclockwise ", " axial " Relation is based on orientation shown in the drawings or position relationship, is for only for ease of description this utility model and simplifies description, and not It is instruction or the hint device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore not It is understood that to be to restriction of the present utility model.

Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or hint relative importance Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or Implicitly include at least one this feature.In description of the present utility model, " multiple " are meant that at least two, such as two Individual, three etc., unless otherwise expressly limited specifically.

In this utility model, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection ", " Gu Fixed " etc. term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be It is mechanically connected or electrically connect；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, can be two The connection of element internal or the interaction relationship of two elements, limit unless otherwise clear and definite.Common skill for this area For art personnel, concrete meaning in this utility model for the above-mentioned term can be understood as the case may be.

In this utility model, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score Can be the first and second feature directly contacts, or the first and second features pass through intermediary mediate contact.And, first is special Levy second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " permissible Be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height and be less than second feature.

To describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.

Fig. 1 is the overall diagram according to this utility model embodiment, and Fig. 2 is the explosive view according to this utility model embodiment. As depicted in figs. 1 and 2, cutting electricity in collision safety guard include the first metal end 101, the second metal terminal 102, housing, Safety plate 300, igniter 402 and transferring member 401.Wherein housing includes the first housing 201 and the second housing 202, and the two is equal Adopt and be made from an insulative material and fixed by riveting or bolt connection.Second end of the first metal end 101 and the second metal The all fixations of second end of terminal 102 are located in housing, and the of the first end of the first metal end 101 and the second metal terminal 102 Housing is stretched out in one end, and electrically connects with the circuit of protection needed for outside.Second end of the first metal end 101 and the second metal end Second end of son is all electrically connected with safety plate 300, and the circuit of now outside required protection passes through the first metal end 101, insurance Piece 300 and the second metal terminal 102 define path.

As shown in Figures 2 and 3, the second end of the second end of the first metal end 101 and the second metal terminal 102 be provided with recessed Groove, safety plate 400 is provided with two cylinders being adapted with groove（301）, two cylinders 301 on safety plate 300 insert respectively Enter in corresponding groove, the first metal end 101 and the second metal terminal 102 are electric by the way with safety plate 300 respectively Connect.

Fig. 3 is the first profile according to this utility model embodiment, as shown in figure 3, being provided with housing for safety plate 300 The second channel 500 of movement, safety plate 300 is located at the first end of second channel 500, and transferring member 401 is located in protective cover 405 Portion, protective cover 405 fixation is located in housing, and protective cover 405 is provided with the first opening, the second opening and connection the first opening and the The first passage of two openings, the first opening of protective cover 405 is close to safety plate 300, outside the second opening of protective cover 405 and housing Portion connects, and transferring member 401 is located in second channel and can move in first passage, and transferring member 401 is away from safety plate 300 The second end be provided with a troughs for collecting energy, in troughs for collecting energy, this troughs for collecting energy can be preferably by igniter for igniter 402 part The energy producing after 402 ignition is converted into the kinetic energy of transferring member 401.Transferring member 401 is near the second end of safety plate 300 and guarantor It is provided with elastic washer 404, elastic washer 404 is used for preventing transferring member 401 when igniter 402 is not ignited between dangerous piece 300 Move back and forth in first passage.As shown in figure 5, igniter 402 includes two core electrodes 4021, it is connected with two core electrodes 4021 Pencil 4022, pencil 4022 is built with detonating agent.Igniter 402 is fixedly installed on the second opening of protective cover 405, its Pencil 4022 is arranged in troughs for collecting energy, and its two core electrode 4021 is electrically connected with outside ignition signal control device by the second opening Connect.

As shown in Figure 3 and Figure 4, the in figure direction of arrow is the direction of motion of transferring member 401 after igniter 402 ignition.When When there is the fortuitous events such as vehicle collision, in-car circuit breaker, the ignition signal control device of vehicle sends an ignition signal, Detonating agent in pencil 4022 is detonated, and igniter 402 is detonated in troughs for collecting energy and produced energy and then promotes transferring member 401 Along direction movement, transferring member 401 and safety plate 300 contact-impact of the second opening to the first opening in first passage, from And promoting safety plate 300 along first end to moving in the direction at the second end in second channel 500, safety plate 500 is being moved through Gradually separate, finally, the first metal end 101 and the second metal in journey with the second metal terminal 102 with the first metal end 101 Terminal 102 is all separated with safety plate 300.Now the circuit breaker of outside required protection makes vehicle power-off it is therefore prevented that by in-car The secondary injury that circuit causes.

As shown in Figure 2 and Figure 5, two core electrodes 4021 are provided with short-circuited conducting sleeve 403, and short-circuited conducting sleeve 403 is carried out to two core electrodes 4021 Short circuit, can protect to igniter 402 before loaded on the vehicle in this cutting electricity in collision safety guard, prevent because For the accident factor false triggering igniter 402 such as electrostatic.When needing using this utility model device, two core electrode 4021 can quilt Plug in, short-circuited conducting sleeve 403 is backed down by plug, two core electrodes 4021 are no longer short-circuit, and this device can normally use.

In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or the spy describing with reference to this embodiment or example Point is contained at least one embodiment of the present utility model or example.In this manual, the schematic table to above-mentioned term State and be necessarily directed to identical embodiment or example.And, the specific features of description, structure, material or feature are permissible Any one or more embodiments or example combine in an appropriate manner.Additionally, in the case of not conflicting, this area Technical staff the feature of the different embodiments described in this specification or example and different embodiment or example can be entered Row combines and combines.

Although of the present utility model embodiment has been shown and described above it is to be understood that above-described embodiment is Exemplary it is impossible to be interpreted as that those of ordinary skill in the art is in scope of the present utility model to restriction of the present utility model Interior above-described embodiment can be changed, change, replacing and modification.

Claims (8)

1. a kind of cutting electricity in collision safety guard it is characterised in that：Including housing, the first metal end（101）, the second metal Terminal（102）, located at enclosure interior safety plate（300）, igniter（402）, protective cover（405）And transferring member（401）, institute State the first metal end（101）The second end and described second metal terminal（102）Second end fixation be located in described housing, Described the first metal end（101）First end and described second metal terminal（102）First end stretch out described housing, and with The circuit electrical connection of outside required protection, described the first metal end（101）The second end and the second metal terminal（102）? Two ends all with described safety plate（300）Electrical connection；

Described protective cover（405）Be fixed in described housing, including the first opening, the second opening and connection the first opening with The first passage of the second opening, described safety plate（300）At described first opening, described igniter（402）Located at institute State at the second opening, described transferring member（401）In described first passage and positioned at described igniter（402）With described guarantor Dangerous piece（300）Between, and be used for transmitting described igniter（402）Energy and promote described safety plate（300）With described One metal terminal（101）With the second metal terminal（102）Separate.

2. cutting electricity in collision safety guard according to claim 1 it is characterised in that：Described transferring member（401）Remote From described safety plate（300）First end be provided with troughs for collecting energy, described igniter（402）Part is in described troughs for collecting energy.

3. cutting electricity in collision safety guard according to claim 1 it is characterised in that：It is provided with for described in described housing Safety plate（300）The second channel of movement（500）, described safety plate（300）It is located at described second channel（500）First end.

4. cutting electricity in collision safety guard according to claim 1 it is characterised in that：Described the first metal end （101）With described second metal terminal（102）Respectively with described safety plate（300）Electrically connected by inserting mode.

5. cutting electricity in collision safety guard according to claim 4 it is characterised in that：Described the first metal end （101）The second end and described second metal terminal（102）The second end be all provided with fluted, described safety plate（300）Right therewith The position answered is provided with the cylinder being adapted with described hole（301）, described cylinder（301）With corresponding described groove socket connection.

6. cutting electricity in collision safety guard according to claim 1 it is characterised in that：Described igniter（402）Bag Include two core electrodes（4021）And and described two core electrodes（4021）The pencil connecting（4022）, described pencil（4022）Built with Detonating agent.

7. cutting electricity in collision safety guard according to claim 6 it is characterised in that：Described two core electrodes（4021）If Have described two core electrodes（4021）The short-circuited conducting sleeve of short circuit（403）.

8. cutting electricity in collision safety guard according to claim 1 it is characterised in that：Described housing includes the first housing With the second housing, described first housing and described second housing pass through to rivet or bolt connection.