CN1728925A - Body case of annunciator and installation method - Google Patents
Body case of annunciator and installation method Download PDFInfo
- Publication number
- CN1728925A CN1728925A CN 200510014401 CN200510014401A CN1728925A CN 1728925 A CN1728925 A CN 1728925A CN 200510014401 CN200510014401 CN 200510014401 CN 200510014401 A CN200510014401 A CN 200510014401A CN 1728925 A CN1728925 A CN 1728925A
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- Prior art keywords
- pin
- passage
- slot
- loam cake
- pipe
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- Emergency Alarm Devices (AREA)
- Fire Alarms (AREA)
Abstract
The case is composed of lower casing with a backwall and upper cover with an anterior wall. A circular tube is heaved forward from backwall. There is one channel on sidewall of the tube, and an entrance slot led to back in use for restricting space position. The entrance slot and exit slot are connected to two ends of channel. Cylindrical sleeve is heaved backward from anterior wall. There is at least one pin heaved along radial. Matched up the circular tube, the sleeve can be pressed to the circular tube in axial direction. Through the entrance slot, the pin enters to the channel. Thus, the pin and the channel support the upper cover. The installing method includes steps: inserting the pin to the entrance slot, rotating the upper cover to push the pin passing through the channel till to the entrance of delimitation slot; thus, the case is supported by braced structure. Polling out the sleeve makes pin enter to the exit slot so as to install the upper cover on the lower casing.
Description
Technical field
The present invention relates to the shell of warning device.Specifically, be to belong to body case of annunciator design and installation method thereof.This shell lower casing can support loam cake and rotation thereof, and definite loam cake unlatching or off-position are so that the installation of alarm.
Background technology
Traditional alarm is enclosed in the shell with the protection warning piece, simplifies the installation of alarm, and body case of annunciator generally includes one fixedly in the lower casing of warning piece and the loam cake of hidden warning piece.The installation of the alarm of a band shell generally includes: the alarm lower casing is installed earlier to wall, is connected alarm component to warning system, then the alarm loam cake is installed on the lower casing.Alarm is contained in the eminence in room usually, when alarm not taking place it is not noted.The defective of this body case of annunciator is: (one) alarm is enclosed in the shell, is not easy to install or the maintenance of alarm inner member.(2) in addition, installation personnel will be climbed up limited ladder top, operating space usually alarm is installed, thereby can't hold alarm lower casing, erecting tools, alarm lower cover simultaneously.For this reason, installation personnel always will be repeatedly up and down ladder finished the installation of lower casing and loam cake.Particularly very the incompatibility volume is little for the housing designs of traditional alert device, needs hidden in case other people such as destroy at the needs of modern alarm is badly in need of improving.
Summary of the invention
The purpose of this invention is to provide a kind of particularly suitable body case of annunciator and installation method thereof.This shell can realize that (one) loam cake can support on the lower casing, and loam cake can rotate in the passage of lower casing and can determine the opening and closing position, and without screw, is convenient to very much maintenance; (2) thoroughly having solved installation personnel does not always have the space to place under the situation of loam cake in the operation of ladder top, and installation personnel must be pedaled ladder earlier and the alarm lower casing is installed to supporting construction earlier, and then upward ladder is contained in defective on the lower casing with alarm loam cake spiral shell.
Another object of the present invention be the outward appearance picture of shell little like mouse curved surface, volume, have disguise, ignorant person's difficulty is asked random unlatching, can be antitheft, be a kind of shell that modern alarm uses that is highly suitable for.
A further object of the present invention is when the loam cake of shell supports to lower casing, and the installation method of body case of annunciator to supporting construction is provided.
The present invention realizes by following step, see accompanying drawing 1.4.8, be made up of butterfly lower casing, butterfly loam cake, it is characterized in that: lower casing has a rear wall, loam cake has an antetheca, from rear wall towards a preceding protruding pipe, the pipe straight wall has a passage at least to front end on the pipe sidewall, limit from leading edge inlet slot backward in the locus, inlet slot is connected by the passage two ends with outlet slot, and the inlet slot edge is to front end, and the outlet slot edge is to rear wall; The antetheca of butterfly loam cake is cylindrical sleeve of projection backward, has at least a pin radially outstanding, and sleeve design is used for cooperating with pipe, and is equipped with pin, can advance pipe in the axial direction; Pin on the sleeve supports loam cake by the inlet slot admission passage with the passage acting in conjunction, so that loam cake opens and closes moving of position, withdraws from passage and outlet slot, determines the position of loam cake.
See accompanying drawing 4.8, have stopper slot on the pipe, it links to each other with passage, and inlet slot, outlet slot link to each other with passage; The stopper slot edge is to rear wall.
Goodbye accompanying drawing 4, the design of the mechanical dimension of pin can be moved in passage slit, pin, passage acting in conjunction support loam cake, the enable possition can be in passage the shift position, and, the transverse axis of loam cake and lower casing are complementary by coming out of in the passage slit.
See accompanying drawing 4.7, wherein said at least one passage should comprise first passage and second channel axisymmetric with it.
See accompanying drawing 4.7.8, inlet slot is being connected along between the length with second channel with outlet slot, and inlet slot edge to forward position outlet slot edge is to rear wall.
See accompanying drawing 3.4.7.9, wherein, have at least a pin should comprise first pin and two pins of second pin on the sleeve.
See accompanying drawing 2, the rear wall of lower casing has two through holes.
See accompanying drawing 1-9, technical characterictic according to butterfly lower casing, each position of butterfly loam cake: lower casing has a rear wall, rear wall towards a preceding protruding pipe, the pipe straight wall is to front end, have at least a passage to limit in the locus from leading edge inlet slot backward, inlet slot is connected by the passage two ends with outlet slot, and the inlet slot edge is to front end, and the outlet slot edge is to rear wall; The butterfly loam cake is from the protruding backward cylindrical sleeve of antetheca, and circle has at least a pin radially outstanding in it; Sleeve design is used for and pipe cooperates, and can advance pipe in the axial direction; Its installation method; (A) sleeve is inserted on the pipe, pin inserts (B) rotation loam cake promotion pin and passes passage arrival stopper slot inlet from inlet slot; (C) promoting sleeve backward makes pin enter stopper slot; (D) body case of annunciator is installed on the supporting construction; (E) sleeve is extracted from pipe, made the pin admission passage, the rotation loam cake is walked pin in passage, to outlet slot, push sleeve to pipe, makes pin enter outlet slot, and loam cake is installed on the lower casing the most at last.
Advantage of the present invention and beneficial effect: the lower casing loam cake of this body case of annunciator has rear wall, and it is the safe rear wall that is installed in supporting construction as alarm, and the lower casing slot milling holds alarm component.A pipe is protruding forward from rear wall, up to leading edge.At least one passage limits one section sidewall a locus from leading edge backward.Go into, outlet slot in the locus communication passage along its length.Inlet slot leads to leading edge, and outlet slot is led to rear wall.On be stamped an antetheca, sleeve is from antetheca projection backward, at least one pin is to projection radially in the sleeve.Sleeve dimensions axially is being enclosed within on the pipe just.Pin is by the inlet slot admission passage, and the passage acting in conjunction supports loam cake and move between open make position, and withdraws from passage by outlet slot, holds loam cake and is fixed on the lower casing.Analysis by the said structure feature is apparent, can solve the inside that the traditional alert device is enclosed in shell fully, can not open shell, is not easy to keep in repair or be not easy to be installed in the defective on the supporting construction; Followingly describe beneficial effect of the present invention from the installation method of shell again, on pipe, make pin enter inlet slot jacket casing, the loam cake rotation makes pin be connected to stopper slot by passage, and sleeve is further drawn back, and makes pin admission passage slit.Shell is installed on the supporting construction, and sleeve is withdrawn from pipe, so that the pin admission passage, loam cake is rotated and makes pin pass through passage, connects outlet slot, and sleeve is inserted on the pipe, makes pin feed outlet slot, and this moment, loam cake promptly was locked on the lower casing.From above-mentioned the feature loam cake and the mutual disjunctor of lower casing of this shell as can be seen, thereby solved installation personnel and must pedal ladder installation alarm lower casing earlier to supporting construction, and then the upward terraced defective that connects the alarm loam cake, and the no screw in surface exposes, to a certain extent can be antitheft, have concealed body case of annunciator and assembly method thereof.
Description of drawings
Fig. 1 is the body case of annunciator stereogram;
Fig. 2 is a front view, and loam cake is adjusted to the horizontal primary importance of lower casing;
Fig. 3 is the stereogram of alarm loam cake;
Fig. 4 is the decomposing schematic representation of body case of annunciator, shows the path of passing of pin;
Fig. 5 is the front view of body case of annunciator, and loam cake is contained on the lower casing;
Fig. 6 is the front view of body case of annunciator, the horizontal lower casing second place that transfers to of loam cake;
Fig. 7 is the cross-sectional figure of Fig. 2 body case of annunciator; (7-7)
Fig. 8 is the cross-sectional figure of Fig. 5 body case of annunciator, shows to install on the supporting construction; (8-8)
Fig. 9 is the cross-sectional figure of Fig. 6 body case of annunciator.(9-9)
Embodiment
With reference to accompanying drawing body case of annunciator of the present invention and assembly method thereof are further described, see accompanying drawing 1.4.8, body case of annunciator 16 shows a butterfly loam cake 2 and butterfly lower casing 1, and alarm 18, wiring board 19 are installed on the lower casing 1.20 designs of infundibulate horn are on the antetheca 4 of loam cake 2, and shell 16 is installed on the supporting construction 17, is fastened on the rear wall 3 by two screws, and 8 in accompanying drawing shows a screw.
With reference to Fig. 4 and Fig. 7-9, lower casing 1 has a rear wall 3 and sidewall 21, and sidewall 21 extends ladder 22 places thickness attenuation type and becomes the ladder platform, and pipe 5 is protruding forward from the rear wall 3 of lower casing 1, pipe sidewall 6 leading edges 8 of pipe 5.Have two axisymmetric passages 7 on the pipe sidewall 6, be limited on the pipe 5.4 in accompanying drawing demonstrates one of them passage 7, and cross-sectional Fig. 7 has demonstrated two passages 7.Passage 7 is parallel with rear wall 3 substantially.Inlet slot 9 is also on the sidewall 6 of pipe 5.The middle part of each inlet slot 9 UNICOM's leading edge 8 and passage 7.Outlet slot 10 respectively is connected in the end of each passage 7 on sidewall 6, and extends to rear wall.The position of outlet slot 10 makes lower casing 1 and loam cake 2 be engaged in closed condition.Stopper slot 13 respectively is connected in the other end of each passage 7 on sidewall 6, also stretch to the rear wall edge.Stopper slot 13 allows loam cake 2 to turn to the lateral attitude on lower casing 1, is convenient to the attended operation to wiring board 19 and two installing holes 14.
With reference to accompanying drawing 3.4 and 7-9, loam cake 2 comprises a sleeve 11, backward from antetheca 4 projections, and an inner surface 23 is arranged, and holds the insertion of pipe 5.Pin 12 is 23 projectioies inwards from sleeve 11 from inner surface, insert inlet slot 9, when sleeve 11 slips over pipe 5, in order to connect loam cake 2 to lower casing 1.The antetheca 4 of loam cake 2 has the edge of the sidewall 21 of a groove 25 and rear wall 3 to stretch ladder 22 at 24 li mouths and is complementary along reaching back edge 24.
With reference to Fig. 2-4 and 6-9, body case of annunciator 16 is installed is fastened on the supporting construction 17, should notice that a pin 12 is cut demonstration open among Fig. 4 from sleeve 11, show the diverse location in the installation process.Clear in order to illustrate, below only set forth the visible part of not cutting open among Fig. 4.Certainly this explanation also is applicable to the cross-sectional figure part among Fig. 4.
Sleeve 11 axially inserts pipe 5, so that pin 12 is by inlet slot 9 admission passages 7, rotary upper cover 2 enters the inlet of stopper slot 13 up to pin 12 then, further promote sleeve 11 and enter pipe 5, pin 12 enter stopper slot 13 to this moment loam cake 2 can rotate and be connected on the lower casing 1, at this moment installation personnel can be easy to the hands hold body case of annunciator 16.
Body case of annunciator 16 can be fixed on the supporting construction 17 with screw or nail by two installing holes 14 (seeing accompanying drawing 2) of lower casing 1, also can be singly with riveting dress or bonding.
After body case of annunciator 16 assemblings, pulling out loam cake 2 forward makes sleeve 11 withdraw from passage, pin 12 goes to passage 7 from inlet slot 9, loam cake 2 forwards to consistent with lower casing 1 direction, and pin 12 will pass through passage 7 like this, goes to outlet slot 10, at last loam cake 2 is pushed on the lower casing 1 backward, pin 12 enters outlet slot 10, is assembled to sidewall 22 up to the groove 25 of loam cake 2, and loam cake 2 also can be contained on the lower casing 1.
Claims (8)
1. body case of annunciator, form by butterfly lower casing (1), butterfly loam cake (2), it is characterized in that: lower casing (1) has a rear wall (3), loam cake (2) has an antetheca (4), from rear wall (3) towards a preceding protruding pipe (5), pipe (5) sidewall (6) is until front end, on pipe (5) sidewall (6), has a passage (7) at least, limit from leading edge (8) inlet slot (9) backward in the locus, inlet slot (9) is connected by passage (7) two ends with outlet slot (10), inlet slot (9) edge is to front end, and outlet slot (10) edge is to rear wall (3); The antetheca (4) of butterfly loam cake (2) is a projection cylindrical sleeve (11) backward, has at least a pin (12) radially outstanding, and sleeve (11) design is used for cooperating with pipe (5), and is equipped with pin (12), can advance pipe (5) in the axial direction; Pin (12) on the sleeve (11) supports loam cake (2) by inlet slot (9) admission passage (7) with passage (7) acting in conjunction, so that loam cake (2) opens and closes moving of position, withdraws from passage (7) and outlet slot (10), determines the position of loam cake (2).
2. according to the described body case of annunciator of claim 1, it is characterized in that: have stopper slot (13) on the pipe (5), it links to each other with passage (7), and inlet slot (9), outlet slot (10) link to each other with passage (7); Stopper slot (13) edge is to rear wall (3).
3. according to the described body case of annunciator of claim 1, it is characterized in that: the design of the mechanical dimension of pin (12) can be moved in passage (7) slit, loam cake (2) is supported in pin (12), passage (7) acting in conjunction, the enable possition can be in passage (7) shift position, and, the transverse axis of loam cake (2) and lower casing (1) are complementary by coming out of in passage (7) slit.
4. according to the described body case of annunciator of claim 1, it is characterized in that: wherein said at least one passage (7) should comprise first passage (7) and second channel axisymmetric with it (7).
5. according to the described body case of annunciator of claim 1, it is characterized in that: inlet slot (9) is being connected along between the length with second channel (7) with outlet slot (10), and inlet slot (9) edge is to the forward position, and outlet slot (10) edge is to rear wall (3).
6. according to the described body case of annunciator of claim 1, it is characterized in that: wherein, have at least a pin (12) should comprise first pin (12) and (12) two pins of second pin on the sleeve (11).
7. according to the described body case of annunciator of claim 1, it is characterized in that: the rear wall (3) of lower casing (1) has two through holes (14).
8. installation method of making the described body case of annunciator of claim 1, technical characterictic according to butterfly lower casing (1), each position of butterfly loam cake (2): lower casing (1) has a rear wall (3), rear wall (3) towards a preceding protruding pipe (5), pipe sidewall (6) has at least a passage (7) to limit in the locus from leading edge (8) inlet slot (9) backward until front end; Inlet slot (9) is connected by passage (7) two ends with outlet slot (10), and inlet slot (9) edge is to front end, and outlet slot (10) edge is to rear wall (3); Butterfly loam cake (2) is from the protruding backward cylindrical sleeve (11) of antetheca (4), and circle has at least a pin (12) radially outstanding in it, and sleeve (11) design is used for cooperating with pipe (5), can advance pipe (5) in the axial direction; Its installation method: (A) sleeve (11) is inserted on the pipe (5), pin (12) inserts from inlet slot (9); (B) rotation loam cake (2) promotes pin (12) and passes passage (7) arrival stopper slot (13) inlet; (C) promoting sleeve (11) backward makes pin (12) enter stopper slot (13); (D) body case of annunciator (16) is installed on the supporting construction (17); (E) sleeve (11) is extracted from pipe (5), make pin (12) admission passage (7), rotation loam cake (2) is walked pin (12) in passage (7), to outlet slot (10), push sleeve (11) to pipe (5), make pin (12) enter outlet slot (10), loam cake (2) is installed on the lower casing (1) the most at last.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100144013A CN100356825C (en) | 2005-07-07 | 2005-07-07 | Body case of annunciator and installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100144013A CN100356825C (en) | 2005-07-07 | 2005-07-07 | Body case of annunciator and installation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1728925A true CN1728925A (en) | 2006-02-01 |
| CN100356825C CN100356825C (en) | 2007-12-19 |
Family
ID=35927843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100144013A Expired - Fee Related CN100356825C (en) | 2005-07-07 | 2005-07-07 | Body case of annunciator and installation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100356825C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101600318B (en) * | 2008-06-04 | 2011-11-16 | 深圳富泰宏精密工业有限公司 | Swivel mechanism |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4262180A (en) * | 1980-06-10 | 1981-04-14 | Walter John W | Alarm switch |
| CN2092151U (en) * | 1991-04-12 | 1992-01-01 | 廖松林 | Electronic voltage-regulating timing switch shell |
| JP4272782B2 (en) * | 1999-11-29 | 2009-06-03 | アロー株式会社 | Electronic sound alarm |
| US6494425B2 (en) * | 2001-02-12 | 2002-12-17 | Napco Security Systems, Inc. | Apparatus and method of installing an alarm sensor to a corner wall |
-
2005
- 2005-07-07 CN CNB2005100144013A patent/CN100356825C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101600318B (en) * | 2008-06-04 | 2011-11-16 | 深圳富泰宏精密工业有限公司 | Swivel mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100356825C (en) | 2007-12-19 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071219 Termination date: 20130707 |