JP2001229468A - Simple installation type crime-preventive sensor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To increase the sound volume of an electronic buzzer and to make an alarm sound easy to hear. SOLUTION: The simple installation type crime-preventive sensor is equipped with a fitting base 1 which is fixed to a proper place inside of outside a building, e.g. to a window frame, a main body case 2 which has a human body detection sensor, a battery, and an alarm means inside, and a main body cover 3 which has a window hole part 31 for the human body detection sensor. The alarm means has the electronic buzzer 4 mounted on the internal surface of the main body case 2 and an encircling member 5 which encircles the electronic buzzer 4 and has an opening at its upper end is interposed between the part of the main body cover 2 where the electronic buzzer 4 is mounted and the part of the main body cover 3 where a sound hole 32 is formed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a simple installation type security sensor installed on a window frame of a house or the like.

[0002]

2. Description of the Related Art FIG. 4 is an enlarged partial longitudinal sectional view of a main part of a conventional simple installation type security sensor.

A conventional simple installation type security sensor 100 comprises a mounting base 101 fixed to a window frame or the like indoor or outdoor, a main body case 102 containing a human body detection sensor, a battery, and alarm means.
And a main body cover 103 integrally formed in the main body case 102 and having a window hole for mounting a decorative cover of the human body detection sensor.

[0004] The alarm means has an electronic buzzer 132 mounted on a substrate 122 in the main body case 102. When a human body detection sensor detects the electronic buzzer, the electronic buzzer 1 is controlled via a control means.
32 is sounded.

[0005] The electronic buzzer 132 is covered with a waterproof sheet 142 on its surface, and is covered with the sound hole 1 of the main body cover 103.
13 was surrounded by the holding rib 123 provided in the portion where the 13 was formed.

[0006]

However, the electronic buzzer 1
If the waterproof sheet 142 is directly covered on the surface of the electronic buzzer 132, when the electronic buzzer 132 sounds, the waterproof sheet 142 hardly resonates, and as a result, the electronic buzzer 132
There is a problem that the volume of the sound is low and the warning sound is hard to hear.

An object of the present invention is to provide a simple installation type security sensor that can increase the volume of an electronic buzzer and easily hear an alarm sound.

[0008]

In order to achieve the above object, a simple installation type security sensor according to the first aspect of the present invention includes a mounting base fixed to an appropriate place inside or outside a building such as a window frame, a human body detection sensor, a battery, and an alarm means. In a simple installation type security sensor having a main body case with a built-in body and a main body cover integrated with the main body case and forming a window hole of a human body detection sensor, the alarm means is provided on the inner surface of the main body case. An enclosure having an electronic buzzer to be mounted, and an upper end surrounding the electronic buzzer being opened between a portion of the main body case where the electronic buzzer is mounted and a portion of the main body cover where a sound hole is formed. The member is interposed.

In the first aspect, since the surrounding member is interposed, a resonance space is formed in the surrounding member, and the volume of the buzzer can be increased.

The simple installation type security sensor according to claim 2 is
A mounting base that is fixed to the inside and outside of the building, such as a window frame, and a body that is integrated into the mounting base, incorporates a human body detection sensor, battery, alarm means, and a control circuit, and forms a window hole for the human body detection sensor In a simple installation type security sensor having a case, the alarm means has an electronic buzzer mounted on the inner surface of the main body case, and a portion of the main body case where the electronic buzzer is mounted, and a sound of the main body cover. An enclosing member having an open upper end for enclosing the electronic buzzer is interposed between the portion where the hole is formed.

According to the second aspect of the present invention, the main body case is formed by integrally integrating the main body cover and the surrounding member is interposed between the main body case and the mounting base. Is formed, and the volume of the buzzer can be increased.

According to a third aspect of the present invention, there is provided a simple installation type security sensor.
3. The fixing device according to claim 1, wherein the surrounding member is sandwiched and fixed between a portion on which the electronic buzzer of the main body base is mounted and a fitting convex frame provided on a portion of the main body cover where the sound hole is formed. It has a structure to be.

According to the third aspect, the surrounding member can be made detachable and can be prevented from being displaced by being fitted into the fitting convex frame of the main body cover.

According to a fourth aspect of the present invention, there is provided a simple installation type security sensor.
In any one of claims 1 and 2, the surrounding member has a structure in which the surrounding member is previously fixed to the main body base from above the electronic buzzer at a portion where the electronic buzzer is mounted.

According to the fourth aspect, since the surrounding member is fixed to the main body base in advance, no positional deviation occurs.

According to a fifth aspect of the present invention, there is provided a simple installation type security sensor.
3. The body cover according to claim 1, wherein the sound hole of the main body cover is provided with a support protrusion protruding toward the main body case, and is covered with the opening of the surrounding member. The central part of the waterproof sheet sandwiched and fixed between the cover and the cover is configured to be lifted and supported by the support protrusion.

According to the fifth aspect of the present invention, by providing the support convex portion,
The waterproof sheet is clamped and fixed in a state of being bent in an arc shape.

Therefore, the tension of the waterproof sheet can be relaxed, the sound of the buzzer can be easily transmitted, and the volume of the electronic buzzer can be further increased.

[0019]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A simple installation type security sensor according to the present invention will be described below with reference to the drawings.

FIG. 1 is a partially enlarged sectional view showing a main part of a simple installation type security sensor according to the present invention.

This simple installation type security sensor S comprises an attachment base 1 fixed to a window frame inside and outside, a human body detection sensor,
The main body case 2 includes a battery and an alarm unit, and the main body cover 3 is integrated with the main body case 2 and has a window 31 for a human body detection sensor.

The mounting base 1 has a plurality of screw holes 11 formed on the back and upper surfaces thereof, and can be fixed to the roof side such as under eaves by inserting wood screws into the screw holes 11.

The screw hole 11 is appropriately selected according to the state of the underside of the eave where the mounting base 1 is fixed. For example, when the mounting base 1 is fixed to the top surface under the eave or the like, the screw hole 11 on the upper surface is formed. A wood screw can be inserted and fixed. On the other hand, when it is fixed to a wall surface, a wood screw can be inserted and fixed in the screw hole 11 on the rear surface.

Alternatively, a double-sided tape provided with a release paper may be attached to the outside of the rear surface and the outside of the upper surface of the mounting base 1, and the release paper may be removed to fix the mounting base 1 under eaves.

In addition, if a display portion indicating the vertical direction is engraved or printed on the inside of the back surface of the mounting base 1, the mounting base 1 can be securely fixed without error.

The main body case 2 has a box-like shape opened downward. A main body base 21 such as a substrate is provided inside the main body case 2, and a human body detecting sensor for detecting a temperature change, a battery as a power source, and a sensor are provided. An electronic buzzer 4 or the like as an alarm means for detecting and alarming is installed.

The detection sensitivity of the above-mentioned human body detection sensor is adjustable by a changeover switch. However, if the distance from the floor surface or the ground is too high, the sensitivity becomes weak.
It is desirable to attach to about 8 to 2.2 m.

The above-mentioned battery uses one lithium battery.

The main body cover 3 is formed so as to close the open surface of the main body case 2, and has a window hole 31 substantially in the center thereof into which a decorative cover of the human body detection sensor fits.

The body cover 3 has a sound hole 32 for sounding an alarm sound of the electronic buzzer 4. A ring-shaped fitting convex frame 33 is provided upright on the inner surface of the sound hole 32. are doing.

Reference numeral 5 denotes a cylindrical surrounding member which is opened up and down.

The surrounding member 5 is formed so that the inner wall at the upper end substantially fits the electronic buzzer 4 and the outer wall at the lower end is fitted inside the fitting convex frame 33 of the main body cover 3.

The inner wall of the surrounding member 5 is
The side of the electronic buzzer 4 is formed to be thick so that the sound of the electronic buzzer 4 flows smoothly.

A waterproof sheet 6 is provided between the surrounding member 5 and the fitting convex frame 33 of the main body cover 3 to waterproof the electronic buzzer 4.

The waterproof sheet 6 can be attached to the inner surface of the sound hole 32 of the main body cover 3 with an adhesive or the like.

The surrounding member 5 configured as described above is positioned with the lower end thereof being fitted into the fitting convex frame 33 of the main body cover 3 with the waterproof sheet 6 interposed therebetween, and the main body cover 3 is positioned.
If the upper end is fitted with the electronic buzzer 4,
You can surround this.

Since the surrounding member 5 is interposed between the electronic buzzer 4 and the sound hole 32 of the main body cover 3, a resonance space for resonating the sound of the electronic buzzer 4 is provided inside the surrounding member 5. 51 will be formed.

Accordingly, the sound of the electronic buzzer 4 resonates the waterproof sheet 6 via the resonance space 51, so that the volume of the electronic buzzer 4 can be increased.

Since the surrounding member 5 is detachably fitted to the main body cover 3, it is easy to remove the surrounding member 5 and cover the electronic buzzer 4.

On the other hand, in the present embodiment, the surrounding member 5 is fitted into the fitting convex frame 33 of the main body cover 3. However, the surrounding member 5 is fitted into the electronic buzzer 4, and the upper end thereof is previously attached to the main body base 21. It can also be fixed.

As described above, the surrounding member 5 is previously attached to the main body base 2.
If it is fixed to 1, the surrounding member 5 can be positioned without forming the fitting convex frame 33, so that the position does not shift.

FIG. 2 is a partially enlarged sectional view showing a main part of another embodiment of the simple installation type security sensor according to the present invention. Note that portions common to FIG. 1 are denoted by common numbers, and description thereof is omitted.

This simple installation type security sensor S is provided with a supporting projection 32a projecting toward the main body case 2 at the center of the inner surface of the sound hole 32 of the main body cover 3.

The support projection 32a has a substantially arc-shaped vertical section, and the waterproof sheet 6 is adhered to the support projection 32a.

In this way, the central portion of the waterproof sheet 6 covered with the lower end opening of the surrounding member 5 and sandwiched and fixed between the surrounding member 5 and the main body cover 3 is lifted and supported by the supporting projection 32a. As a result, the waterproof sheet 6 is pinched and fixed in an arcuately bent state.

Therefore, the tension of the waterproof sheet 6 can be relaxed, and the sound of the electronic buzzer 4 can be easily transmitted to the waterproof sheet 6 via the acoustic space 51, and the volume of the electronic buzzer 4 can be further increased.

In this embodiment, the case where the main body cover 3 and the main body case 2 are formed separately is illustrated.
Even if the main body case 2 has a built-in human body detection sensor, a warning means, and a control circuit, and is integrally formed by combining the main body cover 3 having the window hole portion 31 of the human body detection sensor, the effect is still the same. The same is true.

FIG. 3 is a diagram showing the use of the simple installation type security sensor according to the present invention.

The simple installation type security sensor S configured as described above is used as follows.

First, the mounting base 1 and the main body case 2 to which the main body cover 3 is fixed are separated, and the mounting base 1 is fixed to a wall surface such as under an eave or a top surface with a wood screw.
When the mounting surface is an aluminum sash or the like, the mounting base 1 is attached with double-sided tape.

At this time, the vertical direction of the mounting base 1 is checked on a display unit or the like, and the mounting base 1 is correctly fixed.

Next, the main body case 2 is fitted to the fixed mounting base 1 with the main body cover 3 facing downward, and the operation switch of the main body cover 3 is operated to activate the human body detection sensor to set the alert mode. .

When a person enters the range of the sensor,
The electronic buzzer 4 which is detected by the human body detection sensor and serves as an alarm means
Will sound an alarm and will prevent intrusion indoors.

[0054]

According to the present invention, the following effects can be obtained.

According to the simple installation type security sensors of the first and second aspects, since the surrounding member is interposed, a resonance space is formed in the surrounding member, and the volume of the buzzer can be increased.

According to the simple installation type security sensor according to the third aspect, the surrounding member can be made detachable, and the misalignment can be prevented by being fitted into the fitting convex frame of the main body cover.

According to the simple installation type security sensor of the fourth aspect, since the surrounding member is fixed to the main body base in advance, no positional displacement occurs.

According to the simple installation type security sensor according to the fifth aspect, by providing the support convex portion, the waterproof sheet is sandwiched and fixed in an arcuately bent state.

Therefore, the tension of the waterproof sheet can be loosened, the sound of the buzzer can be easily transmitted, and the sound of the buzzer can be made louder.

[Brief description of the drawings]

FIG. 1 is a partially enlarged sectional view showing a main part of a simple installation type security sensor according to the present invention.

FIG. 2 is a partially enlarged sectional view showing a main part of another embodiment of the simple installation type security sensor according to the present invention.

FIG. 3 is a diagram showing a use state of the simple installation type security sensor according to the present invention.

FIG. 4 is an enlarged partial longitudinal sectional view of a main part of a conventional simple installation type security sensor.

[Explanation of symbols]

 S Simple installation type security sensor 1 Mounting base 2 Main body case 3 Main body cover 31 Window hole 32 Sound hole 32a Support convex part 33 Fitting convex frame 4 Electronic buzzer 5 Surrounding member

 ────────────────────────────────────────────────── ─── Continued on the front page (72) Inventor Tomoko Takahashi 2856, Shiratsuka-cho, Tsu-shi, Mie Asahi Denki Kogyo Co., Ltd. F-term (reference) 5C084 AA02 AA07 AA08 BB31 CC19 DD01 DD87 EE02 GG03 GG13 GG19 HH03 HH17

Claims (5)

[Claims] 1. A body base including a body frame including a human body detection sensor, a battery, and an alarm means, the mounting base being fixed to an appropriate place inside or outside a building, such as a window frame, and integrally incorporated in the body case.
In a simple installation type security sensor having a main body cover formed with a window hole of a human body detection sensor, the alarm means has an electronic buzzer mounted on an inner surface of the main body case, A simple installation type security sensor in which a surrounding member having an open upper end surrounding the electronic buzzer is interposed between a portion where the electronic component is mounted and a portion where the sound hole of the main body cover is formed. 2. A window for a human body detection sensor, wherein the mounting base is fixed to a suitable place inside or outside the building, such as a window frame, and is integrated with the mounting base and incorporates a human body detection sensor, a battery, an alarm means, and a control circuit. In a simple installation type security sensor comprising a main body case having a portion, the alarm means has an electronic buzzer mounted on the inner surface of the main body case, and a portion of the main body case mounted with an electronic buzzer, A simple installation type security sensor in which a surrounding member having an open upper end surrounding the electronic buzzer is interposed between the main body cover and a portion where the sound hole is formed. 3. The body according to claim 1, wherein the surrounding member comprises a portion on which the electronic buzzer of the main body base is mounted and a fitting convex frame provided on a portion of the main body cover where a sound hole is formed. A simple installation type security sensor with a structure that is sandwiched and fixed between. 4. The simple installation according to claim 1, wherein the surrounding member is configured to be fixed to the main body base in advance from above the electronic buzzer at a portion of the main body base where the electronic buzzer is mounted. Type security sensor. 5. The body cover according to claim 1, further comprising a support projection protruding toward the body case at a portion where the sound hole is formed in the body cover, and covering the opening of the surrounding member. A simple installation type security sensor having a structure in which a central portion of a waterproof sheet sandwiched and fixed between a surrounding member and a main body cover is lifted and supported by the supporting projection.