CN101040172A - Occupancy wall sensor - Google Patents
Occupancy wall sensor Download PDFInfo
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- CN101040172A CN101040172A CNA2005800344592A CN200580034459A CN101040172A CN 101040172 A CN101040172 A CN 101040172A CN A2005800344592 A CNA2005800344592 A CN A2005800344592A CN 200580034459 A CN200580034459 A CN 200580034459A CN 101040172 A CN101040172 A CN 101040172A
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- attachment mechanism
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Abstract
A sensor mounting mechanism that includes a base member(14) adapted to be mounted to a structure and a base neck(16) having a first end and a second end where the first end is adapted to be coupled to a sensor with a ball-socket coupling and the second end is coupled to the base member with a rotating coupling. The mounting mechanism provides fine and course adjustment means for adjusting the scanning area of the sensor (10)such as an PIR occupancy sensor without the use of a tool. The sensor includes a detachable lens holder(24) for easy replacement of the lens.
Description
The application requires in the rights and interests that on August 26th, 2004 submitted to, sequence number is 60/604543 U.S. Provisional Application.
Technical field
The present invention relates to the sensor of occupancy wall.
Background technology
Usually; the sensor of the new occupancy wall of installing is as passive infrared line (PIR) and/or ultrasound wave occupancy wall sensor, when installing for the first time; must be positioned on wall or the ceiling, the zone that its orientation is scanned be concerned about is to provide the user desired protection level.Generally, after sensor is installed on wall or the ceiling, need redirects several times usually and in fact scan desired zone up to it.In addition, when the user need change, may need existing wall sensors is reinstalled and redirected, so that may be with the different different zones of scanning, visual angle.
Some current sensors, the speciality tool that need to use some production firms to provide is used for installing and/or orientation sensor uses during to desired adjustment state.But, obtain these instruments sometimes not too easily, especially for the first time sensor is installed to a period of time of wall after, when reinstalling again or redirecting.This class adjustment not only is difficult to carry out, and sensor being reinstalled to wall or dismounting when ressembling then, sometimes also may cause sensor to damage.
The critical component of sensor is the PIR camera lens.It is made by thin soft plastic material usually, and its surface is easy to be scratched.Camera lens is relatively large usually, thereby makes sensor can cover scanning area or the bigger visual field of scanning, and because camera lens is installed in the front surface of sensor, therefore is easy to be damaged.For example, in making, transportation, loading and unloading and the installation process of sensor, camera lens is easy to be scratched or damage as a precision and the vital parts of sensor.The camera lens that is scratched or damages can hinder the normal operation of sensor.And the camera lens of sensor is normally non-exchange.
Another problem that the current sensor that is installed on the wall exists is to lack a kind of simple method sensor is installed on wall or the ceiling.Usually, especially in commercial Application, sensor should be positioned at 30 feet even higher position on the ground.Thereby when standing on the ladder, setter has to a hand sensor be lifted over the top of the head, manages simultaneously with the another hand sensor to be installed on wall or the ceiling.
Needed is such sensor, and it can be installed on wall or the ceiling easily and apace, is directed the desired zone of scanning, and has the camera lens that can change quickly and easily.
Summary of the invention
The present invention helps address the above problem by a kind of residence sensor is provided, and described sensor does not need to use the special mounting instrument can be installed and orientation speed and conveniencely, in order to scan a specific coverage or a scanning area.Sensor comprises the single-piece mounting base of a relative lightweight, and it separates with sensor body, can be installed on the structure such as wall or ceiling, and not need the weight of setter supporting sensor body.After this, sensor body is installed in the pedestal that is installed on wall or the ceiling, sensor body is twisting locked in pedestal, to cover different scanning areas.By unclamping threaded fastener, can carry out other adjustment as being positioned at the nut at the sensor body back side.For helping to solve the problem of damaging camera lens, sensor comprises a removable PIR camera lens, has the hasp that can be connected on the sensor on the lens bracket of described camera lens.
In one aspect of the invention, disclosed residence sensor comprises that one is suitable for being installed to structural base component such as wall or ceiling, and a pir sensor and has the base neck of first end and second end.First end adopts the spherical bearing connection to link to each other with sensor, and second end links to each other with base component by being rotatably connected.Spherical bearing connects and connecting mechanism for rotating provides the combination of two rotary freedoms in order to improve the adjustment of sensor.Camera lens is the part of lens changeable support, thereby can easily change the camera lens of damage.Technology of the present invention also can be used for other residence induction technology, as ultrasound wave and microwave device.
Foregoing has been summarized preferred feature of the present invention roughly, thereby those skilled in the art can understand detailed description of the present invention subsequently better.The various details further feature, they have constituted the theme of claim of the present invention.Those skilled in the art will be appreciated that, they can easily use disclosed notion and specific embodiment, and based on this, design or revise other structure to realize the purpose identical with the present invention, described these other structures can not break away from the spirit and scope of the invention yet in its wideest form.
Description of drawings
From the following detailed description, claims and accompanying drawing, it is clear fully that other aspects, features and advantages of the present invention will become, and wherein components identical is represented with same Reference numeral in described accompanying drawing:
Figure 1A-1D is isometric view, front view, side view and the rear view of the sensor of occupancy wall in accordance with the principles of the present invention;
Fig. 2 is the exploded view of sensor shown in Figure 1;
Fig. 3 A-3C shows that sensor shown in Figure 1 is adjusted to different positions;
Fig. 4 A has shown another exploded view of sensor shown in Figure 1;
Fig. 4 B has shown the exploded view of the securing member of sensor shown in Figure 1;
Fig. 5 has shown the lens features of changing sensor shown in Figure 1; And
Fig. 6 A-6B has shown the mounting arrangements of sensor shown in Figure 1.
Embodiment
The invention discloses a kind of residence sensor, described sensor has passive infrared line (PIR) lens bracket that is connected on the general installing mechanism, so that adjust the scanning or the overlay area of sensor under the situation of tool using not.Installing mechanism comprises a base neck (base neck) parts, and these base neck parts have one to be adopted the first continuous end of spherical bearing connection and PIR lens holder sensor body and utilize rotatable second end that links to each other with mounting base that is connected.Spherical bearing bindiny mechanism and rotatable bindiny mechanism provide the combination of two rotary freedoms, in order to strengthen the adjusting of sensor.Camera lens is the part of lens changeable support, and described lens bracket allows to change easily the camera lens of damage.Though one embodiment of the present of invention refer to the PIR sensing device, technology of the present invention also can be used for other residence sensing technology, as ultrasonic microwave means or their combination.
With reference to figure 1A-1D, shown different views according to the residence sensor 10 of the principle of the invention.Sensor 10 comprises that one has the sensor body 12 and the installing mechanism that comprises base neck 16, nut 18 or other threaded fastener of lens changeable support 24, and sensor body 12 is installed to surface or structural mounting base 14 such as wall or ceiling.Lens bracket 24 has a PIR camera lens, is used to survey the existence of occupant in different scanning (covering) zone as 84,86,88, and wherein said camera lens has a scanning constant scope 82 that is limited by scan angle 80.Installing mechanism provides accurately and the process adjusting gear, adjusts or the position of orientation sensor body 12, to allow the different scanning area 84,86,88 of sweep limit 82 coverings.For example, the sweep limit 82 of illustrated sensor 10 has covered scanning area 84.Yet, not to adjust under the situation of sweep limit 82 or angle 80, can easily sensor body 12 be adjusted into and cover scanning area 86 or 88 (and overlapping region).Base neck 16 is separated from pedestal 14, arrive desired position around mounting base 14 rotating base necks 16, and then base neck is inserted in the pedestal again so implementation procedure adjustment.Unclamp nut 18, to desired position, and then fastening nut is again so realized precise adjusting device around base neck rotation sensor body 12.By sensor body 12 and mounting base 14 are separated, installation personnel can be in weight that needn't supporting sensor body 12, does not need to use independently the situation of instrument to get off to install and orientation sensor 10.In addition, can easily dismantle removable lens bracket 24, to change impaired PIR camera lens.
Fig. 2 has shown the decomposition view of sensor 10 shown in Figure 1 in accordance with the principles of the present invention.The rear side of lens bracket 24 is installed on the front side of framework 26, and a printed circuit board (PCB) (PCB) 28 with residence sensor circuit is installed to the rear side of framework 26, forms the sensor unit assembly.The sensor unit assembly is installed in the chamber of back cover 22.Front shroud 20 is installed in the sensor body 12 that forms sealing on the sensor unit assembly.Front shroud 20 has an opening 21 and partly comes out in order to front side or camera lens with lens bracket 24.The front end of base neck 16 has a ball type device 36, in order to connecting the cylindrical parts 30 that stretches out from the rear side of back cover 22, thereby provides spherical bearing to connect.The front end of base neck 16 is fixed on the cylindrical elements 30 with nut 18.The rear end of base neck 16 has a cylindrical parts 40, and it is engaged and rotatably is connected on the cylindrical parts 44 that stretches out from the front side of mounting base 14.Half spherical base cover 17 is installed in mounting base 14 tops, so that the profile of aesthetic pleasant to be provided.The assembly of sensor 10 can adopt various made, as plastics, and metal or their combination.
Fig. 3 A-3C has shown the installing mechanism in order to the sensor 10 of the scanning of adjusting sensor or overlay area.As mentioned above, the installing mechanism that comprises base neck 16, nut 18 and mounting base 14 is provided for adjusting the scanning of sensor 10 or the process and the precise adjusting device of overlay area.In Fig. 3 A, sensor body 12 is directed or is positioned to provide sweep limit 82 with angle 80, to cover specific scanning area.Should be noted in the discussion above that sweep limit 82 and angle 80 have three-dimensional conical profile usually, but explanation only demonstrates two-dimentional cheese profile for convenience.Fig. 3 B has shown how to use precise adjusting device rotation sensor body 12 on direction 92, with use and Fig. 3 A in identical new scanning area of sweep limit 82 coverings.For adjusting, needing to unscrew nut 18 from sensor body 12 unclamps it, on direction shown in the arrow 92, reverse or rotation sensor body 12, make it arrive new position to cover new scanning area, subsequently again fastening nut 18 so that sensor body 12 is fixed on the reposition.How Fig. 3 C has shown use adjusting gear rotation sensor body 12 on direction 90, so as to utilize and Fig. 3 A in the identical new scanning area of sweep limit 82 coverings.For adjusting, need base neck 16 is separated or extracted from mounting base 14, base neck is rotated to new position on direction shown in the arrow 90, to cover new scanning area, then base neck is reconnected or be inserted into again in the mounting base, make sensor body 12 be fixed on new position.
Fig. 4 A has shown that sensor body assembly 12 is connected on the installing mechanism of sensor shown in Figure 2 10.As mentioned above, the installing mechanism that includes nut 18, base neck 16 and mounting base 14 provides accurately and the process adjusting gear for sensor 10.The inner periphery of the cylindrical parts 30 of back cover 22 is the ball-and-sockets with semispherical surface 32, and it is suitable for rotatably receiving the ball type device 36 of base neck 16.When nut 18 (18a, ball type device 36 is gone up in position by nut is fixing when 18b) tightening, when nut 18 unclamped, sensor body 12 can freely be rotated around ball type device 36, thereby precise adjusting device is provided.Nut 18 is made up of the first half-nut 18a and the second half-nut 18b, and both removably are joined together to form single nut assembly 18.
For example, in one embodiment, the first half-nut 18a shown in Fig. 4 B has protrusion 27a and hole 29a, goes up corresponding hole 27b and protrusion 29b in order to engage the second half-nut 18b, and half- nut 18a and 18b are fixed or lock together the single nut assembly 18 of formation.Be positioned at corresponding half-nut 18a, the internal thread 19a of 18b inner periphery, 19b is suitable for being screwed on the external thread 31 of cylindrical parts 30 excircles that are positioned at back cover 22.Be positioned at corresponding half-nut 18a, the partial spherical surfaces 23a of 18b inner periphery, 23b are suitable for ball type device 36 rotations with base neck 16, so that spherical bearing or rotatable connection to be provided.
With reference to figure 4A, the rear end of base neck 16 allows sensor body 12 to be rotated to one of several diverse locations, and second degree of freedom relevant with the process adjusting gear is provided.The rear end of base neck 16 has a cylindrical parts 40, and cylindrical parts in this cylindrical parts and the mounting base 14 44 cooperates, and base neck is directed and be locked on the parts 40.Base neck 16 can have a sweep 34, and it is positioned at the base neck middle part, has a special angle, 30 degree as shown in Fig. 3 C.In one embodiment, the size of the cylindrical parts 40 of base neck 16 is designed to and can slides in the cylindrical parts 44 of mounting base 14 and closely cooperate.Cylindrical parts 40 has two snap tab 38, their at interval 180 degree separately and from the circumference of cylindrical parts stretch out.Two snap tab 38 be suitable for 8 slits 42 that on the inner periphery of cylindrical parts 44, distributing equably in a pair of the cooperation.This layout allows base neck 16 to rotate in 8 diverse locations one on the plane identical with mounting base 14.
In assembling process, half- nut 18a, 18b are assembled together and form nut assembly 18, are placed on then on the ball type device 36 of base neck 16.When in the cylindrical parts 30 that ball type device 36 is inserted back covers 22, the internal thread 19a of nut 18, the external thread 31 of the cylindrical parts 30 of 19b (Fig. 4 A) and back cover 22 is bonded together.When nut 18 was tightened on the screw thread 31, two partial sphere 23a, 23b (Fig. 4 B) promoted ball type device 36 and are resisted against on the semispherical surface 32 of back cover 22.Ball type device 36 is by three spherical surface 23a, 23b, and 32 are locked on the position, 12 front ends that are fixed on base neck 16 of sensor body.
The rotation that sensor body 12 centers on ball type device 36 provides first degree of freedom of body rotation, can provide a scanning area that changes easily by unclamping then again fastening nut like this.That is to say that (18a 18b) is locked in sensor body 12 on the base neck 16 fastening nut assembly 18, with the reposition of fixation of sensor body.Unclamp nut assembly 18 and can allow the position of sensor body to be changed, so that new scanning or overlay area to be provided.
When in the cylindrical parts 44 that the cylindrical parts 40 of base neck 16 is inserted into mounting base 14, two hasp projectioies 38 are inwardly promoted towards the open centre of parts 40.One of can rotate in cylindrical parts 44 in snap tab 38 and 8 slits 42 of cylindrical parts 40 engages, and this just makes snap tab 38 location voluntarily in slit, thereby sensor body is locked in 8 positions one.The diverse location of base neck 16 provides second degree of freedom of body rotation.Total rotation of sensor body 12 is combined by two rotary freedoms: first rotary freedom is connected by spherical bearing to be provided, it allows ball type device 36 around sensor body 12 rotations, second rotary freedom is provided by rotatable connection, and it allows base neck 16 around mounting base 14 rotations.
Fig. 5 has shown the detailed view of the replaceable PIR lens bracket 24 of sensor 10 shown in Figure 1.Camera lens 50 is fixed on the front of lens bracket 24 by ultrasonic soldering or other connected mode.One protuberance 52 that has perforate stretches out from the top of lens bracket 24 with the snap tab 56 that separates, and another stretches out protuberance and the bottom (not shown) of projection from lens bracket 24.The protuberance 52 of two register pins, 54 relative lens brackets 24 spaced apart similarly is provided with on framework 26, and its size is designed to can be received in the perforate of protuberance.Equally, the snap tab 56 of two slits, 58 relative lens brackets 24 spaced apart similarly is provided with on the framework 26, and its size is designed to receive snap tab 56.Register pin 54 and protuberance 52 all are locked into one way component, when guaranteeing that lens bracket 24 is connected on the framework 26 lens bracket 24 with respect to framework 26 by correct directed.Lens bracket 24 is connected (buckling into) to framework 26, and framework then is maintained in the closure member of being made up of front shroud 20 and back cover 22.This layout makes camera lens by correct directed, and also can easily change where necessary.The top place of front shroud 20 has a snap tab 46, also has a snap tab (not shown) at its bottom margin place.The top of back cover 22 and bottom margin place then have two corresponding slits 48.Snap tab 46 is provided with respect to slit 48, allows cover 20,22 can be connected to each other separably to form the sensor body of independent assembly.
Except using the PIR induction technology, the present invention also can be used for other residence induction technology, as ultrasound wave and microwave method.For example, sensor 10 variation that can be configured to transmit ultrasonic signal and monitor signal time of return detects the residence.Sensor also can be in conjunction with PIR and ultrasonic sensing technology, triggers with the vacation of minimum and carries out the pinpoint accuracy monitoring.Sensor 10 of the present invention can use in various application, for example is used for monitoring commercial and Inst meeting room, rest room, warehouse, staircase and garage parking.In addition, sensor is suitable for being used for monitoring porch, courtyard, entrance hall and the backyard in the residential environment.
With reference to figure 6A-6B, mounting base 14 is provided and is used for a sensor 10 and is installed on wall, ceiling or other structure or the surface.Mounting base 14 has the perforate 64 that is used for holding screw, to be connected on wall, ceiling or the electrical junction box.In case mounting base 14 is connected, the cable 66 (Fig. 6 B) in body of wall or the ceiling or other conductor just can be drawn out by the center drilling of cylindrical parts 44 and be connected on the terminals in the sensor body 12.The cylindrical parts 40 of base neck 16 is inserted in the cylindrical parts 44 of mounting base 14.The front end chamfering of two hasps 38 is into about 45 degree, and cylindrical parts 44 is inserted and shifted out to the rear end chamfering into about 30 degree at an easy rate to allow base neck 16.By making two snap tab 38 cross the shoulder of slit, base neck 16 is separated with mounting base 14.When being inserted into the cylindrical parts on the base neck 16 40 in the cylindrical parts 44, the shoulder on the base neck 16 engages with cylindrical top, thereby defines the degree of depth that penetrates.Base neck 16 can be rotated a little, engages to allow in two snap tab 38 and 8 slits 42 immediate two, and sensor body 12 is locked onto on the appropriate location.With reference to figure 6B, in order to finish installation, be placed on base cover 17 on the cylindrical elements 40 and engage with groove 60 on the cylindrical parts 40 up to antelabium 62 forward, formation is connection reliably.
Although show, describe and pointed out main novel features of the present invention, such as in a preferred embodiment application, but should be understood that, under the situation that does not break away from essence of the present invention, those skilled in the art can carry out various omissions, substitute and change with the formation method and apparatus of implementing and details that illustrate.
Claims (17)
1. sensor attachment mechanism comprises:
Be suitable for being installed to a structural base component; And
Base neck with first end and second end, described first end are suitable for linking to each other with sensor with the spherical bearing connection, and described second end links to each other with described base component to be rotatably connected.
2. sensor attachment mechanism as claimed in claim 1 further comprises:
Split nut with two partial spherical surfaces and the internal thread that separates, its first end that is connected to described base neck is to engage the screw thread on the described sensor.
3. sensor attachment mechanism as claimed in claim 1 further comprises:
Be used for threaded fastener that base neck is tightened on the sensor and unclamps.
4. sensor attachment mechanism as claimed in claim 3 is characterized in that threaded fastener is the two-piece type nut assembly, and it comprises first half-nut and second half-nut that is suitable for forming the two-piece type nut assembly.
5. sensor attachment mechanism as claimed in claim 1 is characterized in that base neck has the passage that extends through, and is connected to sensor to allow electrical lead from base component.
6. sensor attachment mechanism as claimed in claim 1, wherein spherical bearing connects and comprises ball type device that is positioned on the base neck and the ball-and-socket that is positioned on the sensor.
7. sensor attachment mechanism as claimed in claim 1, it is characterized in that being rotatably connected comprises first cylindrical parts that is positioned on the base neck and is positioned at second cylindrical parts on the base component.
8. sensor attachment mechanism as claimed in claim 7 is characterized in that first cylindrical parts is installed in second cylindrical parts.
9. sensor attachment mechanism as claimed in claim 7 is characterized in that first cylindrical parts has at least two snap tab, its orientate as be positioned at second cylindrical parts at least two slits engage.
10. sensor attachment mechanism as claimed in claim 1 further comprises:
Be installed in the base cover on the base component, in order to the outward appearance of aesthetic pleasant to be provided.
11. sensor attachment mechanism as claimed in claim 1 is characterized in that sensor comprises shell, this shell has the front surface that is used for keeping dismountable PIR lens bracket.
12. sensor attachment mechanism as claimed in claim 11, it is characterized in that shell is the two piece enclosure assembly, it comprises front shroud and back cover, and wherein front shroud has and is used for perforate that the part of dismountable PIR lens bracket front surface is revealed, and described back cover is connected on the base neck.
13. sensor attachment mechanism as claimed in claim 11, further comprise a framework, described framework has the rear side that is used to keep the front side of detachable lens bracket and is used to keep printed circuit board (PCB), and wherein said printed circuit board (PCB) has the circuit that is used for sensor.
14. sensor attachment mechanism as claimed in claim 1 is characterized in that base neck has at first end of base neck and the bend between second end.
15. sensor attachment mechanism as claimed in claim 1 is characterized in that base neck is the tubular element that has bend, this crooked position is between first end and second end of base neck.
16. sensor attachment mechanism as claimed in claim 1 is characterized in that sensor is the pir sensor of band camera lens, its rectangle camera lens has the convex front surface.
17. sensor attachment mechanism as claimed in claim 1 is characterized in that described structure is to comprise one of them the structure that is pre-existing in of wall and ceiling.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US60454304P | 2004-08-26 | 2004-08-26 | |
| US60/604,543 | 2004-08-26 | ||
| US11/207,729 | 2005-08-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101040172A true CN101040172A (en) | 2007-09-19 |
| CN100549640C CN100549640C (en) | 2009-10-14 |
Family
ID=38890206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005800344592A Expired - Fee Related CN100549640C (en) | 2004-08-26 | 2005-08-26 | The sensor of occupancy wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100549640C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108965862A (en) * | 2018-06-13 | 2018-12-07 | 余姚舜宇智能光学技术有限公司 | A kind of temperature control jig and method influencing test on lens focus for temperature |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2956918B1 (en) * | 2013-02-13 | 2018-06-13 | Deb IP Limited | Hand hygiene dispenser monitor |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5780854A (en) * | 1996-01-05 | 1998-07-14 | Lin; Edward | Structure for an infrared photoelectric device |
| US6100803A (en) * | 1999-02-10 | 2000-08-08 | Chang; Wen-Hsiang | Infrared illuminative warning detector |
| US6781129B2 (en) * | 2000-08-11 | 2004-08-24 | Monte A. Leen | Dual eye motion detector assembly |
-
2005
- 2005-08-26 CN CNB2005800344592A patent/CN100549640C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108965862A (en) * | 2018-06-13 | 2018-12-07 | 余姚舜宇智能光学技术有限公司 | A kind of temperature control jig and method influencing test on lens focus for temperature |
| CN108965862B (en) * | 2018-06-13 | 2020-08-14 | 余姚舜宇智能光学技术有限公司 | Temperature control jig and method for testing influence of temperature on focal length of lens |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100549640C (en) | 2009-10-14 |
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Granted publication date: 20091014 Termination date: 20130826 |