CN210571013U

CN210571013U - Fire alarm bell noise detection device

Info

Publication number: CN210571013U
Application number: CN201922005351.2U
Authority: CN
Inventors: 杨遐; 张廷国; 范天翼; 李田春; 赵庆
Original assignee: Shenzhen Hengan Fire Engineering Co ltd
Current assignee: Shenzhen Hengan Fire Engineering Co ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-05-19
Anticipated expiration: 2029-11-19

Abstract

The utility model relates to a noise detection device of a fire alarm bell, which comprises a tester main body, wherein the tester main body is arranged on a fixed plate in a sliding way; the fixing plate is vertically fixed on the waist of a user through an elastic band; a surrounding ring for sleeving the tester main body is fixedly arranged on the fixing plate; the fixed bearing piece that is used for carrying out the bearing to the tester main part that is provided with of fixed plate lower extreme. The utility model discloses have and set up a special interim position of placing, make its effect of conveniently taking temporarily for the noise tester.

Description

Fire alarm bell noise detection device

Technical Field

The utility model belongs to the technical field of noise detection device's technique and specifically relates to a fire control alarm bell noise detection device is related to.

Background

The noise tester is a noise detection and test instrument, and when the fire alarm bell is installed, the noise tester is required to be used for detecting the sound emitted by the fire alarm bell, so that the sound emitted by the fire alarm bell can be in a proper range, the too large sound cannot damage the hearing of people, and the too small sound cannot play an important warning role.

As shown in fig. 1, most of the conventional noise testers are handheld, and include a detection head and a tester main body, the detection head is fixedly disposed at one end of the tester main body, and a control button and a data display screen are disposed on a surface of one side of the tester main body; the noise tester is generally placed in a special box, and when the sound of the fire alarm bell needs to be detected, the noise tester needs to be taken out of the placed box; when the noise tester is not used, the noise tester needs to be put back into the box for storage, so that the noise tester is not easy to damage.

The above prior art solutions have the following drawbacks: because of the position of fire control alarm bell installation is than higher, when the noise tester has detected fire control alarm bell and need debug fire control alarm bell again, it is more troublesome to put the noise tester back into the box this moment on the one hand, and put and also cause the damage of noise tester easily on other positions, on the other hand fire control alarm bell still need detect once more after the debugging is accomplished, if preceding place the noise tester back into the box, get out trouble that can be more again, so remain to improve.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fire control alarm bell noise detection device, it has sets up a special effect of temporarily placing the position, making it conveniently take temporarily for the noise tester.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a fire alarm bell noise detection device comprises a tester main body, wherein the tester main body is arranged on a fixed plate in a sliding manner; the fixing plate is vertically fixed on the waist of a user through an elastic band; a surrounding ring for sleeving the tester main body is fixedly arranged on the fixing plate; the fixed plate lower extreme is fixed to be provided with and is used for carrying out the supporting piece of bearing to the tester main part.

By adopting the technical scheme, the arrangement of the fixing plate provides a position for placing the tester main body, so that the noise tester can be temporarily placed on the fixing plate when not in use, does not need to be placed in a special box, and can be taken down from the fixing plate when needing to be taken, the operation is simple and convenient, and the fixing plate is fixed on the waist of a user through the elastic band, so that the user can place and take the noise tester more conveniently and quickly; moreover, a placing position is specially arranged for the tester main body, so that the noise tester is not easy to be damaged; the setting of enclosing ring and supporting piece for the condition under can not appearing falling when the tester body is placed on the fixed plate, can be stable place on the fixed plate.

The utility model discloses further set up to, it is right to be provided with on the purse ring the tester main part carries out the fixed subassembly of fixing.

Through adopting above-mentioned technical scheme, the setting of fixed subassembly for difficult roll-off when the tester main part is placed in the purse ring, especially under the condition that the user stooped, the tester main part is also difficult for the slippage, makes more firm stable that the tester main part can be placed.

The utility model discloses set up further as, fixed subassembly includes fixed block and fixture block, the fixed block is fixed to be set up on the surface of tester main part near one side of the surrounding ring to fixed block one end and tester main part fixed connection, the other end inclines to the direction of keeping away from the tester main part, the contained angle between fixed block and the tester main part is the acute angle; the fixture block is fixedly arranged at one end of the fixing block, which is far away from the end connected with the tester main body; the surface of one side of the surrounding ring, which is close to the tester, is provided with a clamping hole, and when the tester body is positioned in the surrounding ring, the clamping block is positioned in the clamping hole.

By adopting the technical scheme, the arrangement of the fixing block is convenient for the fixture block to slide into the fixture hole, and the fixture block can be constantly kept in the fixture hole and is not easy to slide out, so that the clamping stability of the fixture block and the fixture hole is improved; due to the arrangement of the clamping blocks, the tester main body can be firmly and stably fixed in the surrounding ring and is not easy to slide out randomly.

The utility model discloses further set up to, the purse ring is close to vertical guiding groove that is provided with on tester main part side surface, the guiding groove lower extreme with card hole intercommunication, guiding groove upper end opening, the fixture block slides in the card hole along the guiding groove from guiding groove upper end opening part.

Through adopting above-mentioned technical scheme, the setting of guiding groove has played the effect of guide for the fixture block slides in the card hole, makes things convenient for the fixture block to slide in the card hole.

The utility model discloses further set up to, respectively fixedly on the side surface of two vertical parallels of tester main part being provided with a stopper the fixture block card is gone into back in the card hole, the stopper with the purse ring is kept away from a bearing piece side surface butt.

Through adopting above-mentioned technical scheme, the setting of stopper for the tester main part is difficult for appearing excessively inserting the bad condition with the bearing piece hard after inserting the enclosing ring, has alleviateed the pressure that the bearing piece bore, and then has promoted the life of bearing piece.

The utility model discloses further set up to, the supporting piece with one side of tester main part butt sets up the recess on the surface, and recess and tester main part are close to supporting piece one end looks adaptation.

By adopting the technical scheme, the arrangement of the groove improves the contact area between the bearing piece and the tester main body, so that the tester main body can be placed on the bearing piece more stably; and the tester main part still is difficult for taking place the condition of random slip off the supporting piece when being in on the supporting piece, has promoted the security that the tester main part was placed.

The utility model discloses further set up to, be provided with in the recess with the tester main part is close to the top that holds in the palm piece one end top was moved to recess notch department moves the spring, the tank bottom fixed connection of tester main part one end and recess is kept away from to the top moves the spring.

Through adopting above-mentioned technical scheme, the setting of top floating spring for the tester main part can be taken out by the ejecting one section of top floating spring when using in needs, conveniently snatchs the tester main part.

The utility model discloses further set up to, the top moves the spring and keeps away from the fixed roof that is provided with of one end of recess tank bottom, the roof keep away from top move spring a side surface with the tester main part is close to the terminal surface butt of recess tank bottom one end, the side surface of roof and the lateral wall butt of recess.

Through adopting above-mentioned technical scheme, the area of contact with the top of tester main part is increased in the setting of roof for the top that the top moved the spring can be more stable moves the tester main part.

To sum up, the utility model discloses a beneficial technological effect does:

the arrangement of the fixing plate enables the tester main body to have a temporary placement position, so that the noise tester can be taken and used again in a short time conveniently, and the noise tester is not easy to be damaged;

the fixed block is arranged, so that the clamping block can conveniently slide into the clamping hole, the clamping block can be constantly kept in the clamping hole and is not easy to slide out, and the clamping stability of the clamping block and the clamping hole is improved; due to the arrangement of the clamping blocks, the tester main body can be firmly and stably fixed in the surrounding ring and is not easy to slide out randomly.

Drawings

Fig. 1 is a schematic structural diagram in the background art of the present invention.

Fig. 2 is a schematic view of the overall structure of the present invention.

Fig. 3 is a schematic diagram of the explosion structure of the present invention.

In the figure, 1, a detection head; 2. a tester main body; 21. a button; 22. a display screen; 23. a limiting block; 3. a fixing plate; 31. elastic bands; 32. a surrounding ring; 321. a clamping hole; 322. a guide groove; 33. a support member; 331. a groove; 3311. pushing the spring; 3312. a top plate; 4. a fixing assembly; 41. a fixed block; 42. and (7) clamping blocks.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 2 and 3, the noise detection device for the fire alarm bell disclosed by the utility model comprises a detection head 1 and a tester main body 2, wherein the detection head 1 main body is fixedly arranged at one end of the tester main body 2; a button 21 and a display screen 22 are arranged on the surface of one side of the tester main body 2; the tester main body 2 is arranged on a fixed plate 3 in a sliding manner; the fixing plate 3 is cuboid and made of hard plastic, the fixing plate 3 is fixed on the waist of the user through an elastic band 31, and the long edge of the fixing plate 3 is vertically downward; a surrounding ring 32 for sleeving the tester main body 2 is welded on the fixing plate 3, the surrounding ring 32 is U-shaped and made of hard plastic, and the opening of the surrounding ring 32 faces the fixing plate 3; the lower end of the fixed plate 3 is welded with a bearing piece 33 for bearing the tester main body 2, and the bearing piece 33 is cuboid and made of hard plastic.

Referring to fig. 2 and 3, in order to prevent the tester main body 2 from slipping out of the shroud ring 32, a fixing member 4 for fixing the tester main body 2 is provided on the shroud ring 32.

Referring to fig. 2 and 3, the fixing assembly 4 includes a fixing block 41 and a fixing block 42, the fixing block 41 is cuboid and made of hard plastic, the fixing block 41 is fixed on the surface of the tester main body 2 on the side away from the display screen 22, one end of the fixing block 41 is welded to the tester main body 2, the other end of the fixing block is inclined in the direction away from the tester main body 2, an included angle between the fixing block 41 and the tester main body 2 is an acute angle, and the included angle may be 20 degrees, 25 degrees, 30 degrees, 35 degrees or 40 degrees, and in this embodiment, is 30 degrees; the fixture block 42 is in a right-angled triangular prism shape and made of hard plastic, the fixture block 42 is welded to one end, far away from the end where the fixture block 41 is connected with the tester main body 2, of the fixture block 41, and the fixture block 42 is located on the surface of one side, far away from the tester main body 2, of the fixture block 41; enclose ring 32 and have seted up card hole 321 on being close to tester body 2 side surface, card hole 321 cross-section is rectangle, and when tester body 2 was in enclosing ring 32, fixture block 42 was in card hole 321 for tester body 2 is difficult for the roll-off to enclose ring 32, and fixture block 42 is kept away from fixed block 41 one end and is worn out card hole 321 and keep away from fixed plate 3 one end port this moment.

Referring to fig. 2 and 3, in order to facilitate the sliding of the latch 42 into the latch hole 321, a guide groove 322 is vertically formed on a surface of the surrounding ring 32 near the tester main body 2, a cross section of the guide groove 322 is rectangular, a lower end of the guide groove 322 is communicated with the latch hole 321, an upper end of the guide groove 322 is open, and the latch 42 slides into the latch hole 321 along the guide groove 322 from the opening at the upper end of the guide groove 322.

Referring to fig. 2 and 3, still respectively the butt joint has a stopper 23 on the two vertical parallel side surfaces of tester main part 2, stopper 23 is the cuboid shape and is the rigid plastic material, after fixture block 42 is gone into card hole 321, stopper 23 and surrounding ring 32 keep away from a side surface butt of supporting piece 33 for the user can in time know whether insert in place when inserting tester main part 2 into surrounding ring 32, avoid exerting oneself excessively, crush supporting piece 33.

Referring to fig. 2 and 3, a groove 331 is formed in a side surface of the supporting member 33 abutting against the tester main body 2, the section of the groove 331 is rectangular, and the groove 331 is matched with one end of the tester main body 2 close to the supporting member 33, so that the tester main body 2 is not easy to slip off the supporting member 33 when abutting against the supporting member 33, and the supporting member 33 can support the tester main body 2 more stably.

Referring to fig. 2 and 3, a pushing spring 3311 for pushing one end of the tester body 2 close to the supporting member 33 to the notch of the groove 331 is disposed in the groove 331, the pushing spring 3311 is made of stainless steel, one end of the pushing spring 3311 far from the tester body 2 is inserted into the groove bottom of the groove 331, a top plate 3312 is fixedly disposed at one end of the pushing spring 3311 far from the groove bottom of the groove 331, the top plate 3312 is rectangular and made of rigid plastic, the pushing spring 3311 is inserted into the top plate 3312, a side surface of the top plate 3312 far from the pushing spring 3311 abuts against an end surface of the tester body 2 close to one end of the groove 331, and a side surface of the top plate 3312 abuts against a side wall of the groove 331; when the clamping block 42 is in the clamping hole 321, the pushing spring 3311 is in a compressed state, and after the clamping block 42 slides out of the clamping hole 321, the pushed pushing spring 3311 pushes the tester body 2 through the top plate 3312 to move from one end of the tester body 2 close to the supporting member 33 to the notch of the groove 331, and at this time, the tester body 2 slides out one section upwards, so that a user can take the tester body 2 conveniently.

The implementation principle of the embodiment is as follows: when the noise tester is not used, the tester body 2 can be inserted into the surrounding ring 32 from top to bottom until one end of the tester body 2 close to the supporting part 33 is inserted into the groove 331, and the top plate 3312 extrudes the jacking spring 3311, meanwhile, the fixture block 42 slides into the chute from the opening of the chute and is clamped into the fixture hole 321, and after the fixture block 42 is clamped into the fixture hole 321, the limiting block 23 is abutted against the surface of one side of the surrounding ring 32 far from the supporting part 33, so that the placement of the tester body 2 is completed; when the noise tester needs to be taken out, the clamping block 42 is firstly pressed towards the direction close to the fixing plate 3, so that the clamping block 42 is separated from the blocking of the side wall of the clamping hole 321, the compressed pushing spring 3311 pushes the tester body 2 close to one end of the supporting piece 33 to the notch of the groove 331 through the top plate 3312, and a user can more conveniently pull out the tester body 2 for use.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A fire alarm bell noise detection device comprises a tester main body (2), and is characterized in that the tester main body (2) is arranged on a fixed plate (3) in a sliding manner; the fixing plate (3) is vertically fixed on the waist position of a user through an elastic band (31); the fixed plate (3) is fixedly provided with a surrounding ring (32) which sleeves the tester main body (2); and a bearing piece (33) used for bearing the tester main body (2) is fixedly arranged at the lower end of the fixing plate (3).

2. A fire alarm bell noise detection device according to claim 1, characterised in that the surrounding ring (32) is provided with a fixing assembly (4) for fixing the tester body (2).

3. The fire alarm bell noise detection device according to claim 2, wherein the fixing component (4) comprises a fixing block (41) and a clamping block (42), the fixing block (41) is fixedly arranged on the surface of the tester body (2) close to one side of the surrounding ring (32), one end of the fixing block (41) is fixedly connected with the tester body (2), the other end of the fixing block is inclined in the direction away from the tester body (2), and the included angle between the fixing block (41) and the tester body (2) is an acute angle; the fixture block (42) is fixedly arranged at one end, far away from the end where the fixture block (41) is connected with the tester main body (2); the surface of the side, close to the tester, of the surrounding ring (32) is provided with a clamping hole (321), and when the tester body (2) is positioned in the surrounding ring (32), the clamping block (42) is positioned in the clamping hole (321).

4. The fire alarm bell noise detection device according to claim 3, wherein the surface of the surrounding ring (32) near one side of the tester body (2) is vertically provided with a guide groove (322), the lower end of the guide groove (322) is communicated with the clamping hole (321), the upper end of the guide groove (322) is open, and the clamping block (42) slides into the clamping hole (321) along the guide groove (322) from the upper end opening of the guide groove (322).

5. The fire alarm bell noise detection device according to claim 4, wherein two vertically parallel side surfaces of the tester body (2) are respectively and fixedly provided with a limiting block (23), and after the clamping block (42) is clamped into the clamping hole (321), the limiting blocks (23) are abutted against one side surface of the surrounding ring (32) far away from the bearing piece (33).

6. A fire alarm bell noise detector as claimed in claim 1, wherein a recess (331) is formed in a surface of the support member (33) abutting against the tester main body (2), and the recess (331) is fitted to an end of the tester main body (2) near the support member (33).

7. The fire alarm bell noise detection device according to claim 6, wherein the recess (331) is provided with a jacking spring (3311) for jacking one end of the tester body (2) close to the support (33) to the notch of the recess (331), and one end of the jacking spring (3311) far away from the tester body (2) is fixedly connected with the bottom of the recess (331).

8. The fire alarm bell noise detection device according to claim 7, wherein a top plate (3312) is fixedly disposed at an end of the jacking spring (3311) far from the bottom of the groove (331), a side surface of the top plate (3312) far from the jacking spring (3311) abuts against an end surface of the tester body (2) near an end of the bottom of the groove (331), and a side surface of the top plate (3312) abuts against a side wall of the groove (331).