CN109147242B - Traditional mechanical anti-theft alarm device - Google Patents
Traditional mechanical anti-theft alarm device Download PDFInfo
- Publication number
- CN109147242B CN109147242B CN201811052732.XA CN201811052732A CN109147242B CN 109147242 B CN109147242 B CN 109147242B CN 201811052732 A CN201811052732 A CN 201811052732A CN 109147242 B CN109147242 B CN 109147242B
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- Prior art keywords
- clamping piece
- elastic clamping
- piece fixing
- elastic
- adjusting nut
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Burglar Alarm Systems (AREA)
Abstract
The invention discloses a traditional mechanical anti-theft alarm device, and aims to provide a traditional mechanical anti-theft alarm device which does not need a power supply and can play a role in assisting in alarming when a cultural relic is touched under the condition of power failure. It comprises a supporting seat; a counterweight; the balance rod is rotatably arranged on the supporting seat through a horizontal rotating shaft; the first end of the balancing rod is connected with the supporting seat through the compression spring; elastic clamping piece fixing device, elastic clamping piece fixing device are used for the elasticity clamping piece of centre gripping counter weight including being located the elasticity clamping piece mounting and a plurality of setting of balancing pole below on the elasticity clamping piece mounting, the upper portion of elasticity clamping piece is fixed on the elasticity clamping piece mounting, and the lower part of elasticity clamping piece is located the below of elasticity clamping piece mounting, is equipped with the draw-in groove that is used for the centre gripping counter weight on the medial surface of elasticity clamping piece, the counter weight centre gripping is between the draw-in groove of each elasticity clamping piece.
Description
Technical Field
The invention relates to an alarm device, in particular to a traditional mechanical anti-theft alarm device.
Background
The existing anti-theft system for museums is provided with a plurality of sensors, such as optical fiber sensors and the like, the existing sensors need to be powered on, and a long cable needs to be connected, so that the whole alarm system is broken down once the power is cut off; and the cable conductor is easy to be found and cut off, so that the whole alarm system is paralyzed. In view of this, how to design a conventional mechanical alarm system to achieve the effect of auxiliary alarm in case of power failure is very important for the current museum anti-theft system.
Disclosure of Invention
The invention aims to provide a traditional mechanical anti-theft alarm device which does not need a power supply and can play a role in assisting in alarming when a cultural relic is touched under the condition of power failure.
The technical scheme of the invention is as follows:
a conventional mechanical burglar alarm arrangement comprising: a supporting seat; a counterweight; the balance rod is rotatably arranged on the supporting seat through a horizontal rotating shaft; the first end of the balancing rod is connected with the supporting seat through the compression spring, and the compression spring is positioned above the first end of the balancing rod; elastic clamping piece fixing device, elastic clamping piece fixing device are used for the elasticity clamping piece of centre gripping counter weight including the elasticity clamping piece mounting and a plurality of setting that are located the balancing pole below on the elasticity clamping piece mounting, the second end at the balancing pole is fixed to the elasticity clamping piece mounting, the upper portion of elasticity clamping piece is fixed on the elasticity clamping piece mounting, and the lower part of elasticity clamping piece is located the below of elasticity clamping piece mounting, is equipped with the draw-in groove that is used for the centre gripping counter weight on the medial surface of elasticity clamping piece, and the draw-in groove is located the below of elasticity clamping piece mounting, the counter weight centre gripping is between the draw-in groove.
The traditional mechanical anti-theft alarm device of the scheme does not need to use a power supply, and can play a role in assisting alarm to the condition of touching cultural relics under the condition of power failure.
Preferably, the supporting seat is provided with a vertical guide through hole, a sliding guide rod is arranged in the vertical guide through hole, the lower end of the sliding guide rod is provided with a supporting plate, the supporting plate is positioned below the vertical guide through hole, the compression spring is sleeved on the sliding guide rod, and the compression spring is sleeved between the supporting plate and the supporting seat; the first end of the balancing rod is abutted against the lower surface of the supporting plate. The scheme structure can improve the working stability of the traditional mechanical anti-theft alarm device.
Preferably, the first end of the balancing pole is provided with an arc-shaped supporting bulge, and the surface of the arc-shaped supporting bulge abuts against the lower surface of the supporting plate.
Preferably, the elastic clamping piece is provided with a V-shaped bending part which protrudes outwards to form the clamping groove, and the V-shaped bending part is positioned below the elastic clamping piece fixing part.
Preferably, the upper part of the balance weight is provided with a conical clamping joint matched with the clamping groove.
Preferably, the elastic clamping piece fixing device further comprises an adjusting nut, the adjusting nut sleeve is arranged on the elastic clamping piece fixing piece, the adjusting nut is connected with the elastic clamping piece fixing piece through threads, the axis of the adjusting nut extends up and down, and the lower end of the adjusting nut abuts against the outer side face of the V-shaped bending portion.
The adjusting nut can be used for adjusting the tightness of the elastic clamping piece, so that the elastic clamping piece can just prevent the balance weight from falling off, and the alarming sensitivity of the traditional mechanical anti-theft alarming device is ensured.
Preferably, a guide inclined piece is further arranged below the V-shaped bent part and at the lower part of the elastic clamping piece, and the lower end of the guide inclined piece inclines towards the outer side of the elastic clamping piece fixing piece.
Preferably, the elastic clip fixing part is cylindrical, the axis of the elastic clip fixing part extends up and down, and the elastic clips are uniformly distributed around the circumference of the elastic clip fixing part.
Preferably, the supporting base includes a top plate and a mounting side plate for supporting the top plate.
The invention has the beneficial effects that: need not to use the power to can play the effect of supplementary warning to the condition of touching historical relic under the outage condition.
Drawings
Fig. 1 is a schematic structural view of a conventional mechanical burglar alarm device according to the present invention.
Fig. 2 is a view from direction a in fig. 1.
In the figure:
the device comprises a supporting seat 1, a top plate 1.1 and a vertical guide through hole 1.2;
a sliding guide rod 2 and a support plate 2.1;
a compression spring 3;
a horizontal rotating shaft 4;
a balance bar 5 and an arc-shaped supporting bulge 5.1;
the device comprises an elastic clamping piece fixing device 6, an elastic clamping piece fixing part 6.0, an adjusting nut 6.1, an elastic clamping piece 6.2, a clamping groove 6.20, a V-shaped bending part 6.21 and a guide inclined piece 6.22;
a balance weight 7 and a conical clamping joint 7.1.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention are clearly explained and illustrated below with reference to the accompanying drawings, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present scheme, and are not construed as limiting the scheme of the present invention.
These and other aspects of embodiments of the invention will be apparent with reference to the following description and attached drawings. In the description and drawings, particular embodiments of the invention have been disclosed in detail as being indicative of some of the ways in which the principles of the embodiments of the invention may be practiced, but it is understood that the scope of the embodiments of the invention is not limited thereby. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
In the description of the present invention, it is to be understood that the terms "thickness", "upper", "lower", "horizontal", "top", "bottom", "inner", "outer", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., and "several" means one or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections, either mechanical or electrical, or communicating with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The first embodiment is as follows: as shown in fig. 1 and 2, a conventional mechanical burglar alarm includes a support base 1, a balance weight 7, a balance bar 5, a compression spring 3 and an elastic clip fixing device 6.
The supporting seat comprises a top plate 1.1 and two parallel mounting side plates for supporting the top plate. The top plate is horizontally arranged. The mounting side plate is vertically arranged.
Be equipped with vertical direction through-hole 1.2 on the supporting seat, in this embodiment, vertical direction through-hole sets up on the roof. A sliding guide rod 2 is arranged in the vertical guide through hole, and a support plate 2.1 is arranged at the lower end of the sliding guide rod. The supporting plate is positioned below the vertical guide through hole. The compression spring 3 is sleeved on the sliding guide rod. The compression spring sleeve is positioned between the supporting plate and the supporting seat, and particularly, the compression spring sleeve is positioned between the supporting plate and the top plate.
The balancing pole passes through horizontal rotating shaft 4 and rotates the setting on the supporting seat, and in this embodiment, the balancing pole passes through horizontal rotating shaft and rotates the setting on the installation curb plate of supporting seat.
The first end of the balancing pole is provided with an arc-shaped supporting bulge 5.1. The first end of balancing pole is connected with the supporting seat through compression spring, and compression spring is located the top of the first end of balancing pole. The first end of the balance bar is abutted against the lower surface of the support plate, and in the embodiment, the first end of the balance bar is abutted against the lower surface of the support plate through the arc-shaped support convex surface.
The elastic clamping piece fixing device comprises an adjusting nut 6.1, an elastic clamping piece fixing piece 6.0 positioned below the balancing pole and three elastic clamping pieces 6.2 arranged on the elastic clamping piece fixing piece and used for clamping the balancing weight.
In this embodiment, the elastic clip fixing member is cylindrical, and the axis of the elastic clip fixing member extends up and down. The elastic clip fixing piece is fixed at the second end of the balancing pole. The first end of the balance bar and the second end of the balance bar are positioned on two opposite sides of the horizontal rotating shaft.
The elastic clamping pieces are uniformly distributed around the circumference of the elastic clamping piece fixing piece. The upper part of the elastic clamping piece is fixed on the elastic clamping piece fixing piece, and the lower part of the elastic clamping piece is positioned below the elastic clamping piece fixing piece.
The inner side surface of the elastic clamping piece is provided with a clamping groove 6.20 used for clamping the balance weight, and the clamping groove is positioned below the elastic clamping piece fixing piece. The "inner side surface of the elastic clip" herein refers to a side surface facing the center of the elastic clip holder.
The elastic clamping piece is provided with a V-shaped bending part 6.21 which protrudes outwards to form the clamping groove. The V-shaped bending part is positioned below the elastic clamping piece fixing part.
The lower part of the elastic clamping piece is also provided with a guide inclined piece 6.22 below the V-shaped bending part, and the lower end of the guide inclined piece inclines towards the outer side of the elastic clamping piece fixing piece.
The adjusting nut 6.1 is arranged on the elastic clamping piece fixing piece in a sleeved mode, and the adjusting nut is connected with the elastic clamping piece fixing piece through threads. The axis of the adjusting nut extends up and down, and the lower end of the adjusting nut is abutted against the outer side face of the V-shaped bending part.
The upper part of the counterweight 7 is provided with a conical clamping joint 7.1 matched with the clamping groove. The counter weight is clamped between the clamping grooves of the elastic clamping pieces, in particular, the conical clamping joint of the counter weight is clamped between the clamping grooves of the elastic clamping pieces, so that the counter weight is clamped between the elastic clamping pieces.
The clamping tightness of the elastic clamping piece on the balance weight is adjusted by the up-and-down movement of the adjusting nut, as shown in fig. 2, the adjusting nut is rotated to move downwards, and the lower end of the adjusting nut abuts against the outer side surface of the V-shaped bending part to move the lower part of the elastic clamping piece inwards, so that the clamping force of the elastic clamping piece on the balance weight can be increased, and the balance weight is not easy to fall off;
the adjusting nut is rotated to move upwards, and the lower part of the elastic clamping piece moves outwards, so that the clamping force of the elastic clamping piece on the balance weight can be reduced, and the balance weight is easier to fall off;
therefore, the tightness of the elastic clamping piece can be adjusted through the adjusting nut, so that the balance weight can be just prevented from falling off, and the alarming sensitivity of the traditional mechanical anti-theft alarming device is ensured.
The conventional mechanical burglar alarm of the present embodiment specifically works as follows:
the supporting seat is installed on a horizontal plane of a cultural relic cabinet for placing cultural relics, so that the traditional mechanical anti-theft alarm device is installed on the horizontal plane of the cultural relic cabinet. The supporting base can be arranged on the horizontal plane of the middle part or the upper part or the top part of the file cabinet.
When people or objects touch the cultural relic cabinet or cultural relic, the vibration generated by touching the cultural relic cabinet or the cultural relic is transmitted to the compression spring, the compression spring is used for storing the energy generated by the vibration and releasing the energy, the compression spring stretches and retracts to drive the sliding guide rod to move up and down, so that the balance rod is driven to rotate around the horizontal rotating shaft, the balance rod amplifies the amplitude of the sliding guide rod by utilizing the lever principle and transmits the amplified amplitude to the elastic clamping piece fixing piece, the balance weight vibrates up and down, and finally the balance weight clamped by the elastic clamping piece falls off and falls down to achieve the alarm effect, thereby achieving the effect of assisting the alarm on the condition of touching the cultural relic under the power-off condition.
Claims (6)
1. A traditional mechanical anti-theft alarm device is characterized by comprising:
a supporting seat;
a counterweight;
the balance rod is rotatably arranged on the supporting seat through a horizontal rotating shaft;
the first end of the balancing rod is connected with the supporting seat through the compression spring, and the compression spring is positioned above the first end of the balancing rod;
the elastic clamping piece fixing device comprises an elastic clamping piece fixing part and a plurality of elastic clamping pieces, the elastic clamping piece fixing part is positioned below the balancing rod, the elastic clamping pieces are arranged on the elastic clamping piece fixing part and used for clamping the balance weight, the elastic clamping piece fixing part is fixed at the second end of the balancing rod, the upper parts of the elastic clamping pieces are fixed on the elastic clamping piece fixing part, the lower parts of the elastic clamping pieces are positioned below the elastic clamping piece fixing part, clamping grooves used for clamping the balance weight are formed in the inner side surfaces of the elastic clamping pieces, the clamping grooves are positioned below the elastic clamping piece fixing part, and the balance weight is clamped between the clamping grooves;
the elastic clamping piece is provided with a V-shaped bending part which protrudes outwards to form the clamping groove, and the V-shaped bending part is positioned below the elastic clamping piece fixing piece; the upper part of the balance weight is provided with a conical clamping joint matched with the clamping groove;
the elastic clamping piece fixing device further comprises an adjusting nut, the adjusting nut sleeve is arranged on the elastic clamping piece fixing piece, the adjusting nut is in threaded connection with the elastic clamping piece fixing piece, the axis of the adjusting nut extends up and down, and the lower end of the adjusting nut abuts against the outer side face of the V-shaped bending portion.
2. The conventional mechanical burglar alarm device according to claim 1, wherein said supporting base is provided with a vertical guiding through hole, a sliding guide rod is provided in said vertical guiding through hole, a supporting plate is provided at a lower end of said sliding guide rod, said supporting plate is located below said vertical guiding through hole, said compression spring is sleeved on said sliding guide rod, and said compression spring is sleeved between said supporting plate and said supporting base; the first end of the balancing rod is abutted against the lower surface of the supporting plate.
3. A conventional mechanical burglar alarm arrangement as claimed in claim 2, wherein said first end of said balance bar is provided with an arc-shaped support protrusion, and a surface of said arc-shaped support protrusion abuts against a lower surface of said support plate.
4. A conventional mechanical burglar alarm arrangement as claimed in claim 1, wherein a guide ramp is further provided at a lower portion of said resilient clip below said V-shaped bent portion, and a lower end of said guide ramp is inclined to an outer side of said resilient clip fixing member.
5. A conventional mechanical burglar alarm arrangement as claimed in claim 1, 2 or 3 wherein said resilient clip holding member is cylindrical and has an axis extending in a vertical direction, the resilient clips being evenly spaced around the circumference of the resilient clip holding member.
6. A conventional mechanical burglar alarm arrangement as claimed in claim 1, 2 or 3, wherein said supporting base comprises a top plate and a mounting side plate for supporting said top plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811052732.XA CN109147242B (en) | 2018-09-10 | 2018-09-10 | Traditional mechanical anti-theft alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811052732.XA CN109147242B (en) | 2018-09-10 | 2018-09-10 | Traditional mechanical anti-theft alarm device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109147242A CN109147242A (en) | 2019-01-04 |
| CN109147242B true CN109147242B (en) | 2020-08-04 |
Family
ID=64824367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811052732.XA Expired - Fee Related CN109147242B (en) | 2018-09-10 | 2018-09-10 | Traditional mechanical anti-theft alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109147242B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114495392B (en) * | 2022-02-21 | 2022-09-30 | 武汉伊莱维特电力科技有限公司 | External force damage distribution network line early warning device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2307302Y (en) * | 1997-05-20 | 1999-02-10 | 李晓平 | Acousto-optic alarm scismograph |
| JP2009294900A (en) * | 2008-06-05 | 2009-12-17 | Panasonic Corp | Pressure sensing device and intrusion detecting device using the same |
| CN202650166U (en) * | 2012-06-14 | 2013-01-02 | 王成然 | Sensitive vibration detection alarm |
| CN204360493U (en) * | 2015-01-14 | 2015-05-27 | 李丽容 | Door and window warning device |
| CN204722677U (en) * | 2015-06-29 | 2015-10-28 | 芜湖扬宇机电技术开发有限公司 | A kind of historical relic's protection device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202793577U (en) * | 2012-08-13 | 2013-03-13 | 吴江市东泰电力特种开关有限公司 | On-load tap switch oscillation detection device |
| CN208903381U (en) * | 2018-09-10 | 2019-05-24 | 哈工大机器人义乌人工智能研究院 | A kind of tradition machinery formula burglar alarm |
-
2018
- 2018-09-10 CN CN201811052732.XA patent/CN109147242B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2307302Y (en) * | 1997-05-20 | 1999-02-10 | 李晓平 | Acousto-optic alarm scismograph |
| JP2009294900A (en) * | 2008-06-05 | 2009-12-17 | Panasonic Corp | Pressure sensing device and intrusion detecting device using the same |
| CN202650166U (en) * | 2012-06-14 | 2013-01-02 | 王成然 | Sensitive vibration detection alarm |
| CN204360493U (en) * | 2015-01-14 | 2015-05-27 | 李丽容 | Door and window warning device |
| CN204722677U (en) * | 2015-06-29 | 2015-10-28 | 芜湖扬宇机电技术开发有限公司 | A kind of historical relic's protection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109147242A (en) | 2019-01-04 |
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Granted publication date: 20200804 Termination date: 20210910 |