CN105115529B - A kind of security protection inductor - Google Patents
A kind of security protection inductor Download PDFInfo
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- CN105115529B CN105115529B CN201510512607.2A CN201510512607A CN105115529B CN 105115529 B CN105115529 B CN 105115529B CN 201510512607 A CN201510512607 A CN 201510512607A CN 105115529 B CN105115529 B CN 105115529B
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Abstract
The present invention discloses a kind of security protection inductor, including base, cover, circuit board, PD sub-primes, optical filter and PD supports, Zhou Xuan mechanisms are provided between the base and cover, pass through shaft structure, make cover and base can disjunctor rotation, both and cans split, in order to realize one installation and two kinds of mounting means of partial installation；Anti- cover-opening structure is additionally provided between the base and cover, prevents that layman from arbitrarily opening cover, the sensing element inside touch inductor and influence function；And the leg of PD sub-primes of the invention is welded to again on circuit board after the through hole for initially passing through PD supports, once leg is fixed with circuit board, the risk to come off with displacement is just not present in PD supports.
Description
Technical field
The present invention relates to inductor art, refers in particular to a kind of security protection inductor.
Background technology
The inductor of safety-protection system mainly includes infrared alarm detector, microwave detector, shock sensor, ultrasonic wave and visited
Device, smoke detector etc. are surveyed, these detectors are installed on wall or ceiling, and guarantee is brought to user security.
Security protection generally comprises base and cover with the structure of inductor, pacifies in the space formed between base and cover
Fill sensing element and circuit board.But there is following defect in traditional security protection inductor due to the limitation of its structure design：
1st, the assembling mode of base and cover typically has two kinds, and one kind is base and cover split-type design, such a sensing
When device is installed on wall or ceiling, dismounting cover is generally required, base is bonded with wall, then turned round to tighten up a screw and be fixed on wall
On, finally fasten cover.Another kind is base and cover integral design, and the cover of such a inductor can be opened, but can not
Pull down and separated with base, during installation, cover can only be opened, then turn round to tighten up a screw and base is fixed on wall, this two kinds of structures peaces
Drawback during dress all be present, the first structure is cumbersome time-consuming when installing, and the second structure is brought tired when installing space is smaller to installation
Difficulty, or even can not install.
2nd, traditional security protection inductor can use container（Such as poly-bag, carton）Installation screw is stored, on the one hand with appearance
Device can cause to waste, and on the other hand, installation personnel may ignore the screw of receptacle, and then use other non-dedicated screws
Installed, influence to use.
3rd, the mounting means of filter supporter is usually that filter supporter is directly sleeved on sensing sub-prime, is easier to move
Position, or even come off, function and the performance of inductor will be affected.
The content of the invention
In view of this, in view of the existing deficiencies of the prior art, its main purpose is to provide a kind of security protection inductor to the present invention,
On the one hand can prevent uncapping, it is steady after another aspect sensing element and optical filter installation to protect the sensing element inside inductor
It is fixed reliable, it is not easy to shift or comes off；The third aspect, cover and base can both be rotated with disjunctor, the split of both and cans, convenient peace
Dress.
To achieve the above object, the present invention is using following technical scheme：
A kind of security protection inductor, including base, cover, circuit board, PD sub-primes, optical filter and PD supports,
Zhou Xuan mechanisms are provided between the base and cover, the Zhou Xuan mechanisms screw on seat by axle and axle screws off seat and formed, the axle
Screw on seat to be arranged on cover, the axle screws off seat and is arranged on base；The axle, which screws on seat, includes fulcrum bearing, and fulcrum bearing is provided with axle
Hole and arc upset protruding shaft；The axle, which screws off seat, includes two cantilevers, and protruding shaft is equipped with two cantilevers, positioned at two cantilevers it
Between side be provided with branch lining arm, the branch lining arm be provided with arc upset hook groove；Two cantilever is caught in fulcrum bearing both sides, and protruding shaft is worn
In axis hole, the arc upset of branch lining arm hooks groove movable and is overlapped in arc upset protruding shaft；
Engaging support mechanism is provided between base and cover, the engaging support mechanism is made up of elastic button and buckle, and the elasticity is pressed
For button on base, the buckle is formed on cover, between the elastic button and base body is available for elastic button pressing production
The deformation space of deformation is given birth to, the screw that can prevent uncapping is installed in the deformation space；
The optical filter and PD sub-primes are installed on circuit board by PD supports, and the PD supports are flexible glue heat-barrier materials, the PD
The top of support is provided with optical filter mounting groove, and the optical filter is fixed in the optical filter mounting groove；The bottom of the PD supports
Provided with PD sub-prime mounting grooves, the bottom surface of the PD sub-prime mounting grooves has multiple through holes, and the PD sub-primes are provided with multiple legs, respectively
Leg passes through corresponding through hole to be welded on circuit board.
As a kind of preferred scheme, the fulcrum bearing both sides are provided with the first insertion groove, and first insertion groove is by fulcrum bearing
Dorsal part is through to axis hole, and the depth of the first insertion groove flushes with axis hole.
As a kind of preferred scheme, the fulcrum bearing is provided with the second insertion groove, and second insertion groove is recessed in fulcrum bearing
Top both sides, and the depth of the second insertion groove be less than axis hole depth.
As a kind of preferred scheme, integrally connected U-shaped elastic arm between the elastic button and base body, the U-shaped bullet
The inner space of property arm defines the deformation space.
As a kind of preferred scheme, projection is provided with the deformation space, screw is defined between projection and base body
Installation position, the screw are located in the screw installation position.
As a kind of preferred scheme, the screw installation position has two, and the screw of correspondence has two, the base body pair
Should screw installation position be provided with avoid breach.
As a kind of preferred scheme, the PD supports are provided with angle, and circuit board is provided with positioning hole, angle inserting
In positioning hole.
As a kind of preferred scheme, the optical filter mounting groove is rectangle, and the optical filter of correspondence is rectangle, in the optical filter
The angle position of inner side four of mounting groove is provided with neck, four angles of each neck clamping optical filter.
As a kind of preferred scheme, the PD sub-primes mounting groove is circle, and the PD sub-primes of correspondence are circle, and the PD sub-primes are pacified
Fool proof recess is provided with tankage, the PD sub-primes of correspondence are provided with projection, and the projection is caught in the fool proof recess and aligned.
As a kind of preferred scheme, the top surface of the PD supports is provided with inclined incidence surface, the folder of the inclined incidence surface
Angle is 106 °.
The present invention has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technical proposal
Understand,
First：The present invention devises anti-cover-opening structure, by locking screw in deformation space, prevents that layman is random
Open cover, the sensing element inside touch inductor and influence function.
Second：Seat is screwed on by axle and axle screws off the shaft structure that seat is formed, make cover and base can disjunctor rotation, again
Both splits of energy, in order to realize two kinds of installations：It is overall fixed after the security protection inductor being assembled into one being opened into cover
Extremely arrive metope or ceiling（One installation）, after can also cover be pulled down, base is first fixed to metope or ceiling, then group
Fill cover（Partial installation）；
Furthermore groove and the convex shaft design of arc upset are hooked because arc is overturn, after base is opened certain angle with cover,
Base and cover can be made to form a fixed angle, during installation, facilitate the turn of the screw and wiring.Additionally, due to arc upset hook groove and
Arc upset protruding shaft is only bonding relation, rather than is fixedly connected with relation, if force to pull cover, can make arc upset hook groove and
Arc upset protruding shaft departs from, so that base disengages with cover, will not damage shaft structure.Further, when cantilever and protruding shaft go out
When being now broken, arc upset hook groove and arc upset protruding shaft that arm can be served as a contrast by branch form hook, ensure that cover is not fallen off with base,
Still it can guarantee that product normal work.
3rd：The leg of the PD sub-primes of the present invention is welded to again on circuit board after the through hole for initially passing through PD supports, once
Leg is fixed with circuit board, and the risk that comes off or shift is just not present in PD supports, relative to traditional design, installation of the invention with
Fixation is more reliable.In addition PD supports use soft heat-barrier material, can fix PD sub-primes and optical filter, and coming off and transporting
Buffer effect is played in journey, PD sub-primes is preferably protected and optical filter is without damage, meanwhile, its heat-proof quality, PD sub-primes is existed
Do not influenceed during use by external environment condition change, it can be ensured that the sensitivity of inductor.
More clearly to illustrate the architectural feature and effect of the present invention, come below in conjunction with the accompanying drawings with specific embodiment to this hair
It is bright to be described in detail.
Brief description of the drawings
Fig. 1 is the overall structure diagram of embodiments of the present invention, is product front visual angle in figure；
Fig. 2 is the overall structure diagram of embodiments of the present invention, is product back side visual angle in figure；
Fig. 3 is the exploded view of embodiments of the present invention；
Fig. 4 is that the cover of embodiments of the present invention opens the schematic diagram of certain angle；
Fig. 5 is the enlarged diagram at A in Fig. 4；
Fig. 6 is the schematic diagram of the anti-cover-opening structure of embodiments of the present invention；
Fig. 7 is that the schematic diagram after screw is locked in Fig. 6；
Fig. 8 is the schematic rear view of the base of embodiments of the present invention；
Fig. 9 is the sectional view at D-D in Fig. 8；
Figure 10 is the enlarged diagram at B in Fig. 9；
Figure 11 is the state diagram that elastic button is pressed in Figure 10, it is illustrated that unlocked screw；
Figure 12 is the state diagram that elastic button is pressed in Figure 10, it is illustrated that has locked screw；
Figure 13 is the schematic diagram of the base of embodiments of the present invention；
Figure 14 is the schematic diagram of the cover of embodiments of the present invention；
Figure 15 is the schematic diagram of the Zhou Xuan mechanisms of embodiments of the present invention；
Figure 16 is that the axle of embodiments of the present invention screws on the schematic diagram of seat；
Figure 17 is that the axle of embodiments of the present invention screws off the schematic diagram of seat；
Figure 18 is the schematic diagram of the PD supports of embodiments of the present invention；
Figure 19 is Figure 18 bottom schematic view；
Figure 20 is the top view of PD supports；
Figure 21 is the sectional view at A-A in Figure 20；
Figure 22 is the sectional view at B-B in Figure 20；
Figure 23 is the sectional view of the PD supports of embodiments of the present invention.
Accompanying drawing identifier declaration：
1st, base 2, cover
3rd, insect prevention sponge 4, circuit board
41st, positioning hole 5, PD supports
51st, optical filter mounting groove 52, PD sub-prime mounting grooves
53rd, through hole 54, angle
55th, neck 56, fool proof recess
57th, incidence surface 6, PD sub-primes
61st, leg 62, projection
7th, optical filter 8, PD insect prevention sponges
9th, lens carrier 10, lens
11st, fix inscription plate 12, anti-fake label
13rd, CCC pasters 14, screw
15th, engaging support mechanism 151, elastic button
152nd, buckle 153, U-shaped elastic arm
154th, deformation space 155, projection
156th, screw installation position 157, avoidance breach
16th, Zhou Xuan mechanisms 161, axle screw on seat
1611st, fulcrum bearing 1612, axis hole
1613rd, arc upset protruding shaft 1614, the first insertion groove
1615th, dorsal part 1616, the second insertion groove
1617th, top 162, axle screw off seat
1621st, cantilever 1622, protruding shaft
1623rd, branch lining arm 1624, arc upset hook groove.
Embodiment
It refer to shown in Fig. 1 to Fig. 3, that show the concrete structure of the preferred embodiments of the invention, is a kind of security protection
Inductor, its structure include base 1 and cover 2, insect prevention sponge are provided with the inner space that base 1 and cover 2 are formed
3rd, circuit board 4, PD supports 5, PD sub-primes 6, optical filter 7, PD insect prevention sponge 8.The support 9 of lens 10, lens are installed on the cover 2
Lens 10 are installed on 10 supports 9, installation, which fixes, also on the support 9 of lens 10 engraves plate 11.Paste anti-counterfeiting label in the bottom surface of the base 1
12 and CCC pasters 13 are pasted, are additionally provided with the screw 14 that can prevent uncapping.
Wherein, as shown in Fig. 4 to Figure 12, be provided with engaging support mechanism 15 between base 1 and cover 2, the engaging support mechanism 15 be by
Elastic button 151 and buckle 152 form, and the elastic button 151 is on base 1, and the buckle 152 is on cover 2.The elasticity
Integrally connected U-shaped elastic arm 153 between button 151 and the main body of base 1, the inner space of the U-shaped elastic arm 153 define deformation
Space 154, the deformation space 154 are supplied to the position of the pressing generation deformation of elastic button 151, when pressing elastic button 151, together
When drive the buckle 152 on projection 62 and the cover 2 of both sides to depart to unlock, can now open cover 2.
In order to prevent layman from arbitrarily opening cover, sensing element inside touch inductor and influence function, this
The anti-cover-opening structure of product design, in particular to, the screw 14 that can prevent from uncapping is installed in deformation space 154.The present embodiment
In, projection 155 is provided with the deformation space 154, screw installation position 156, institute are defined between projection 155 and the main body of base 1
Screw 14 is stated to be located in the screw installation position 156.The screw installation position 156 has two, and the screw 14 of correspondence has two, when
So, product specifically needs to install that how many screw 14 can only install 1 screw according to needing to set for example, also can be.In addition,
In order that installation cap nut have enough spaces, also the main body of base 1 to should screw installation position 156 be provided with avoid breach
157。
The operation principle of the anti-cover-opening structure of the security protection inductor of the present invention is as follows：As shown in Figure 10, when removing screw 14,
The inside foreign of deformation space 154, presses elastic button 151, is extruded into deformation space 154, make fastening as shown in figure 11
Structure unlock, you can open cover 2, when cover 2 is opened to angle as shown in Figure 4, can in the security protection inductor on spiral shell
Silk, with installation sites such as easily fixed ceilings or wall.Security protection inductor is in a pre-installation or after completion installation, typically
By cover 2 under lock and key, prevent that layman from arbitrarily opening cover, the sensing element inside touch inductor and influence function,
As shown in figure 12,14 are tightened up a screw in deformation space 154, because screw 14 takes the position of deformation space 154, even if pressing bullet
Property button 151, can not also press, it is impossible to fastening structure is unlocked, so that cover 2 can not be opened.Prevent layman from arbitrarily beating
Open cover, the sensing element inside touch inductor and influence function.
As shown in Figure 13 to Figure 17, Zhou Xuan mechanisms 16 are provided between the base 1 and cover 2, the Zhou Xuan mechanisms 16 are revolved by axle
The seat of honour 161 and axle screw off seat 162 and formed, and the axle screws on seat 161 and is arranged on cover 2, and the axle screws off seat 162 and is arranged at base 1
On, cover 2 and base 1 is overturn along rotating shaft, in order to uncap and closing lid.
Wherein, the axle, which screws on seat 161, includes fulcrum bearing 1611, and fulcrum bearing 1611 is provided with axis hole 1612 and arc upset is convex
Axle 1613；The axle, which screws off seat 162, includes two cantilevers 1621, protruding shaft 1622 is equipped with two cantilevers 1621, positioned at two
Side between cantilever 1621 is provided with branch lining arm 1623, and branch lining arm 1623 is provided with arc upset and hooks groove 1624；Described two is outstanding
Arm 1621 is caught in the both sides of fulcrum bearing 1611, and protruding shaft 1622 is arranged in axis hole 1612, and the arc upset of branch lining arm 1623 hooks groove
1624 movables are overlapped in arc upset protruding shaft 1613.Such a design, allow cover 2 and base 1 along protruding shaft 1622
Rotate, when rotating, arc upset hook groove 1624 overturns the surface pivots of protruding shaft 1613 close to arc, is formed when turning to summit
It is spacing, both cover 2 and base 1 is opened certain angle.If continuing to open cover 2, arc upset can be caused to hook groove 1624 de-
Arc of recess shape overturns protruding shaft 1613, causes cover 2 to depart from base 1, cover 2 and base 1 is separated.
As shown in figure 16, the both sides of fulcrum bearing 1611 are provided with the first insertion groove 1614, and first insertion groove 1614 is by propping up
The dorsal part 1615 of bearing 1611 is through to axis hole 1612, and the depth of the first insertion groove 1614 flushes with axis hole 1612.Cover 2 is installed
When base 1, two cantilevers 1621 can be made to be inserted from first insertion groove 1614, protruding shaft 1622 is arranged in axis hole 1612,
To form the first revolute axes configuration.Such a revolute axes configuration because the depth of the first insertion groove 1614 flushes with axis hole 1612,
After two cantilevers 1621 insert the first insertion groove 1614, the first insertion groove 1614 can be exited by former road.
In addition, the fulcrum bearing 1611 is provided with the second insertion groove 1616, second insertion groove 1616 is recessed in fulcrum bearing
1611 both sides of top 1617, and the depth of the second insertion groove 1616 is less than the depth of axis hole 1612.Cover 2 is installed on base 1
When, two lining arms 1623 can also be made to be inserted from second insertion groove 1616, protruding shaft 1622 is arranged in axis hole 1612, with shape
Into second of revolute axes configuration.Such a revolute axes configuration is less than the depth of axis hole 1612 due to the depth of the second insertion groove 1616,
It after two cantilevers 1621 insert the second insertion groove 1616, can not be exited from 1616 former road of the second insertion groove, only rotate to first and insert
Enter the position of groove 1614, can just extract two cantilevers 1621 out.In a word, the present embodiment devises two insertion grooves, makes cantilever 1621 can
It is easy to use to be installed from two different insertion grooves.
As shown in Figure 18 to Figure 23, the optical filter 7 and PD sub-primes 6 are installed on circuit board 4 by PD supports 5.Wherein, it is described
The top 1617 of PD supports 5 is provided with optical filter mounting groove 51, and the optical filter 7 is fixed in the optical filter mounting groove 51；It is described
The bottom of PD supports 5 is provided with PD sub-primes mounting groove 52, and the bottom surface of the PD sub-primes mounting groove 52 has multiple through holes 53, the PD elements
Son 6 is provided with multiple legs 61, and each leg 61 passes through corresponding through hole 53 to be welded on circuit board 4.Such a mounting means, due to
The leg 61 of PD sub-primes 6 is welded to again on circuit board 4 after the through hole 53 for initially passing through PD supports 5, once leg 61 and circuit board 4
Fixed, whole PD supports 5 form entirety with PD sub-primes 6, and the risk to come off is just not present in PD supports 5, relative to traditional design,
The installation and fixation of the present invention is more reliable.
In addition, the PD supports 5 are provided with angle 54, circuit board 4 is provided with positioning hole 41, and the angle 54 is inserted into fixed
In the hole 41 of position, positioned in order to weld during the leg 61 of PD sub-primes 6.In the present embodiment, the PD supports 5 are the heat-insulated materials of flexible glue
Material, by the flexible glue performance of PD supports 5, on the one hand can play cushioning effect in transportation, preferably protect the PD of inside
Sub-prime 6 and optical filter 7, on the other hand, when mounted can be with the flange of flip top 1617, in order to expose optical filter mounting groove
51, optical filter 7 can be with rapid card surely in groove, and the third aspect is because it possesses heat-proof quality, and PD sub-primes 6 are not in use
Influenceed by external environment condition change, it can be ensured that the sensitivity of inductor.
As shown in Figure 21 to Figure 23, the optical filter mounting groove 51 is rectangle, and the optical filter 7 of correspondence is rectangle, in the filter
The angle position of inner side four of mating plate mounting groove 51 is provided with neck 55, four angles of each clamping optical filter 7 of neck 55.The PD elements
Sub- mounting groove 52 is circle, and the PD sub-primes 6 of correspondence are circle, are provided with fool proof recess 56 in the PD sub-primes mounting groove 52, correspond to it
PD sub-primes 6 are provided with projection 62, and the projection 62 is caught in the fool proof recess 56 and aligned, it is ensured that PD sub-primes 6 are only in correct side
To can just be fitted into PD sub-primes mounting groove 52, ensure that the connection of 6 each leg 61 of PD sub-primes on the circuit board 4 corresponds.
Further, the top surface of the PD supports 5 is provided with inclined incidence surface 57, and the angle of the inclined incidence surface 57 is
106 °, the design of incidence surface 57 can expand into angular, PD sub-primes 6 is detected broader scope.
In summary, design focal point of the invention is：
First：The present invention devises anti-cover-opening structure, by locking screw 14 in deformation space 154, prevents amateur people
Member arbitrarily opens cover, the sensing element inside touch inductor and influence function.
Second：Seat 161 is screwed on by axle and axle screws off the shaft structure that seat 162 is formed, cover 2 and base 1 is connected
Body rotates, both and cans split, in order to realize two kinds of installations：The security protection inductor being assembled into one can be opened cover 2
Afterwards, metope or ceiling are integrally fixed to（One installation）, after can also cover 2 be pulled down, base 1 is first fixed to metope
Or ceiling, then assemble cover 2（Partial installation）；
Furthermore because arc overturns the design of hook groove 1624 and arc upset protruding shaft 1613, base 1 is set to be opened with cover 2
After certain angle, base 1 and cover 2 can be made to form a fixed angle, during installation, facilitate the turn of the screw and wiring.Additionally, due to arc
It is only bonding relation that shape upset, which hooks groove 1624 and arc upset protruding shaft 1613, rather than is fixedly connected with relation, if forcing to pull cover 2
When, it can depart from arc upset hook groove 1624 and arc upset protruding shaft 1613, so that base 1 disengages with cover 2, will not damage
Shaft structure.Further, when cantilever 1621 and protruding shaft 1622 are broken, the arc upset that arm 1623 can be served as a contrast by branch hooks groove
1624 and arc upset protruding shaft 1613 formed hook, ensure cover 2 do not fallen off with base 1, still can guarantee that product normal work.
3rd：The leg 61 of the PD sub-primes 6 of the present invention is to be welded to circuit board 4 again after the through hole 53 for initially passing through PD supports 5
On, once leg 61 is fixed with circuit board 4, the risk to come off is just not present in PD supports 5, of the invention relative to traditional design
Installation and fixation are more reliable.In addition PD supports 5 use soft heat-barrier material, can fix PD sub-primes 6 and optical filter 7, and de-
Fall and buffer effect is played in transportation, preferably protect PD sub-primes 6 and optical filter 7 is without damage, meanwhile, its thermal insulation
Can, PD sub-primes 6 is not influenceed in use by external environment condition change, it can be ensured that the sensitivity of inductor.
The above described is only a preferred embodiment of the present invention, be not intended to limit the scope of the present invention,
Therefore any subtle modifications, equivalent variations and modifications that every technical spirit according to the present invention is made to above example, still
Belong in the range of technical solution of the present invention.
Claims (10)
1. a kind of security protection inductor, including base, cover, circuit board, PD sub-primes, optical filter and PD supports, it is characterised in that：
Zhou Xuan mechanisms are provided between the base and cover, the Zhou Xuan mechanisms screw on seat by axle and axle screws off seat and formed, and the axle screws on
Seat is arranged on cover, and the axle screws off seat and is arranged on base；The axle, which screws on seat, includes fulcrum bearing, fulcrum bearing be provided with axis hole and
Arc overturns protruding shaft；The axle, which screws off seat, includes two cantilevers, protruding shaft is equipped with two cantilevers, between two cantilevers
Side is provided with branch lining arm, and branch lining arm is provided with arc upset and hooks groove；Two cantilever is caught in fulcrum bearing both sides, and protruding shaft is arranged in
In axis hole, the arc upset of branch lining arm hooks the movable arc that is overlapped in of groove and overturn in protruding shaft；
Engaging support mechanism is provided between base and cover, the engaging support mechanism is made up of elastic button and buckle, and the elastic button is set
In on base, the buckle is located on cover, is formed between the elastic button and base body and is available for elastic button pressing to produce shape
The deformation space of change, the screw that can prevent uncapping is installed in the deformation space；
The optical filter and PD sub-primes are installed on circuit board by PD supports, and the PD supports are flexible glue heat-barrier materials, the PD supports
Top be provided with optical filter mounting groove, the optical filter is fixed in the optical filter mounting groove；The bottom of the PD supports is provided with
PD sub-prime mounting grooves, the bottom surface of the PD sub-prime mounting grooves have multiple through holes, and the PD sub-primes are provided with multiple legs, each leg
It is welded in through corresponding through hole on circuit board.
2. security protection inductor according to claim 1, it is characterised in that：The fulcrum bearing both sides are provided with the first insertion groove,
First insertion groove is through to axis hole by the dorsal part of fulcrum bearing, and the depth of the first insertion groove flushes with axis hole.
3. security protection inductor according to claim 1 or 2, it is characterised in that：The fulcrum bearing is provided with the second insertion groove,
Second insertion groove is recessed in the top both sides of fulcrum bearing, and the depth of the second insertion groove is less than the depth of axis hole.
4. security protection inductor according to claim 1, it is characterised in that：One between the elastic button and base body
U-shaped elastic arm is connected, the inner space of the U-shaped elastic arm defines the deformation space.
5. security protection inductor according to claim 1, it is characterised in that：Be provided with projection in the deformation space, projection with
Screw installation position is defined between base body, the screw is located in the screw installation position.
6. security protection inductor according to claim 5, it is characterised in that：The screw installation position has two, the spiral shell of correspondence
Silk has two, the base body to should screw installation position be provided with and avoid breach.
7. security protection inductor according to claim 1, it is characterised in that：The PD supports are provided with angle, on circuit board
Provided with positioning hole, the angle is inserted into positioning hole.
8. security protection inductor according to claim 1, it is characterised in that：The optical filter mounting groove is rectangle, corresponds to it
Optical filter is rectangle, and in the inner side of the optical filter mounting groove four, angle position is provided with neck, the four of each neck clamping optical filter
Individual angle.
9. security protection inductor according to claim 1, it is characterised in that：The PD sub-primes mounting groove is circle, corresponds to it
PD sub-primes are circle, are provided with fool proof recess in the PD sub-prime mounting grooves, the PD sub-primes of correspondence are provided with projection, and the projection is caught in this
Aligned in fool proof recess.
10. security protection inductor according to claim 1, it is characterised in that：The top surface of the PD supports be provided with it is inclined enter
Smooth surface, the angle of the inclined incidence surface is 106 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510512607.2A CN105115529B (en) | 2015-08-20 | 2015-08-20 | A kind of security protection inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510512607.2A CN105115529B (en) | 2015-08-20 | 2015-08-20 | A kind of security protection inductor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105115529A CN105115529A (en) | 2015-12-02 |
| CN105115529B true CN105115529B (en) | 2018-01-12 |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004029242B4 (en) * | 2004-06-17 | 2008-04-03 | Job Lizenz Gmbh & Co Kg | alarm Devices |
| CN2779384Y (en) * | 2005-01-07 | 2006-05-10 | 上海捷耐瑞智能科技有限公司 | Laser beam smoke detector |
| US7504960B2 (en) * | 2005-11-10 | 2009-03-17 | Patrick McGrath | Remotely located battery for a smoke detector |
| CN102314745B (en) * | 2010-07-06 | 2013-07-10 | 鼎盛特安全预警技术(北京)有限公司 | Smoke-sensing fire detection alarming device |
| CN202931274U (en) * | 2012-11-22 | 2013-05-08 | 陈启富 | Human body induction switch |
| CN203894902U (en) * | 2014-06-05 | 2014-10-22 | 吉首大学 | Computer smoke alarm device |
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