CN219553089U

CN219553089U - Sensitivity automatic testing device with sound insulation function

Info

Publication number: CN219553089U
Application number: CN202320436749.5U
Authority: CN
Inventors: 宁国虎
Original assignee: Luoding Bellmate Electronics Co ltd
Current assignee: Luoding Bellmate Electronics Co ltd
Priority date: 2023-03-08
Filing date: 2023-03-08
Publication date: 2023-08-18
Anticipated expiration: 2033-03-08

Abstract

The utility model discloses an automatic sensitivity testing device with a sound insulation function, which relates to the technical field of smoke alarm testing and comprises a workbench and a sound insulation component, wherein a carrying frame is arranged in the center of the top surface of the workbench, a positioning component for positioning is arranged in the center of the top surface of the carrying frame, an air inlet pipe is arranged on the left side of the carrying frame, an exhaust pipe is connected to the right side of the carrying frame, a purifying component for purifying gas is connected to the right end of the exhaust pipe, the sound insulation component for reducing noise is arranged at the outer end of the top surface of the workbench, and the sound insulation component comprises a sound insulation cover, a glass fiber layer, a sound absorption plate, a sound absorption hole and a vacuum glass door plate. This sensitivity automatic testing arrangement with sound insulation function passes through the setting of acoustic celotex subassembly, when the sound-proof housing comes to shade the outside of smoke alarm, can utilize the sound hole on the abatvoix to weaken buzzing noise, can also utilize the glass fiber layer to improve the sound insulation effect of sound-proof housing simultaneously.

Description

Sensitivity automatic testing device with sound insulation function

Technical Field

The utility model relates to the technical field of smoke alarm testing, in particular to an automatic sensitivity testing device with a sound insulation function.

Background

The smoke alarm realizes fire prevention by monitoring the concentration of smoke. When testing the smoke alarm, a sensitivity automatic testing device is needed to detect the sensitivity of the smoke alarm.

The existing automatic sensitivity testing device is used for detecting the sensitivity of the smoke alarm, and the smoke alarm generates larger beeping sound during alarming, so that overlarge noise pollution is easily caused to the surrounding environment, and the physical and psychological health of a tester is affected.

Accordingly, in view of the above, an automatic sensitivity test apparatus with a sound insulation function has been provided by improving the conventional structure and the conventional drawbacks.

Disclosure of Invention

The utility model aims to provide an automatic sensitivity testing device with a sound insulation function, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sensitivity automatic testing device with sound insulation function, includes workstation and sound insulation subassembly, the top surface central authorities of workstation settle have the year thing frame, and the top surface central authorities of carrying the thing frame are provided with the locating component who is used for the location, the left side of carrying the thing frame is settled there is the intake pipe, and the right side of carrying the thing frame is connected with the blast pipe, the right-hand member of blast pipe is connected with the purification subassembly that is used for purifying gas for reduce noise the sound insulation subassembly sets up in the top surface outer end of workstation, the sound insulation subassembly includes sound-proof housing, glass fiber layer, abatvoix, sound absorbing hole and vacuum glass door plant, the inboard of sound-proof housing is provided with glass fiber layer, and the inboard of glass fiber layer is settled there is the abatvoix, the sound absorbing hole has been seted up to the inboard of abatvoix, both sides all rotate about the front end of sound-proof housing is connected with vacuum glass door plant.

Further, the locating component comprises a locating hole and a sealing ring, the center of the top surface of the carrying frame is provided with the locating hole, and the sealing ring is arranged at the outer end of the top surface of the locating hole.

Further, the locating component still includes fixed plate, flexible post and spring, both ends symmetry are settled to the top surface of carrying the thing frame about, and one side of fixed plate is connected with flexible post, the spring has been cup jointed in the one end outside of flexible post.

Further, the locating component still includes locating plate, shifting block and slipmat, the one end of spring is connected with the locating plate, and the top surface of locating plate is settled there is the shifting block, one side of locating plate is provided with the slipmat.

Furthermore, the structure of the positioning plate is arc-shaped, and the positioning plate is fixedly connected with the telescopic column.

Further, the purification assembly comprises a purification box, a non-woven fabric filter plate and an activated carbon filter plate, the top end of the exhaust pipe is connected with the purification box, the lower end of the interior of the purification box is slidably connected with the non-woven fabric filter plate, and the upper end of the interior of the purification box is slidably connected with the activated carbon filter plate.

Further, the purification assembly further comprises a baffle, a handle and a sealing gasket, wherein the baffle is arranged on the right sides of the non-woven fabric filter plate and the activated carbon filter plate, the handle is arranged on the right side of the baffle, and the sealing gasket is arranged at the outer end of the left side of the baffle.

Further, the purification assembly further comprises a first magnet and a second magnet, the upper end and the lower end of the left side of the baffle are both fixedly provided with the first magnet, the left side of the first magnet is connected with the second magnet, and the second magnet is fixedly connected with the purification box.

The utility model provides an automatic sensitivity testing device with a sound insulation function, which has the following beneficial effects: this sensitivity automatic testing device with sound insulation function adopts mutually supporting between a plurality of subassemblies, not only can improve automatic testing device's sound insulation performance, avoids leading to the fact noise pollution to the surrounding environment because of the beeping that smoke alarm produced is great, can also fix a position the dismouting to smoke alarm simultaneously fast to efficiency when improving the test, and can also collect to exhaust smog and purify, thereby environmental protection more.

1. According to the utility model, through the arrangement of the sound insulation assembly, when the sound insulation cover is used for shielding the outer side of the smoke alarm, the sound absorption holes on the sound absorption plate can be used for weakening the buzzing noise, and meanwhile, the glass fiber layer can be used for improving the sound insulation effect of the sound insulation cover so as to reduce the buzzing noise generated by the smoke alarm, and the front end of the sound insulation cover is shielded through the vacuum glass door plate, so that the interior of the sound insulation cover is convenient to observe while the sound is insulated;

2. according to the utility model, through the arrangement of the positioning assembly, when the smoke alarm is placed, the shifting block is shifted firstly and the smoke alarm is inserted into the positioning hole, at the moment, the sealing performance between the smoke alarm and the carrying frame can be improved through the sealing ring, then the spring can push the positioning plate under the limit of the telescopic column to rapidly position the smoke alarm, so that when the carrying frame is ventilated, the smoke alarm is ejected by air flow to influence the sealing effect of the sealing ring, the convenience of positioning the smoke alarm is improved, and the friction force between the positioning plate and the smoke alarm can be improved through the arrangement of the anti-skid pad, and the stability of positioning is further improved;

3. according to the utility model, through the arrangement of the filter assembly, the purifying box can collect smoke discharged by a test, smoke particles are primarily filtered through the non-woven fabric filter plate, and impurities are adsorbed and purified through the activated carbon filter plate, so that the smoke during the test is prevented from being directly discharged into the air to pollute the surrounding environment, the environment is more protected, the filter plate can be rapidly extracted by pulling the handle with force when the filter plate needs to be replaced, and the magnet I and the magnet II can be mutually adsorbed when the filter plate is installed, so that the baffle plate can be rapidly positioned, and the filter plate is more convenient to replace.

Drawings

FIG. 1 is a schematic diagram showing the overall front sectional structure of an automatic sensitivity testing device with sound insulation function according to the present utility model;

FIG. 2 is an enlarged schematic view of the sensitivity automatic test equipment with sound insulation function in FIG. 1;

FIG. 3 is an enlarged schematic view of the sensitivity automatic test equipment with sound insulation function of FIG. 1 according to the present utility model;

fig. 4 is a schematic perspective view of a sound-proof cover of an automatic sensitivity testing device with sound-proof function according to the present utility model.

In the figure: 1. a work table; 2. a carrying frame; 3. a positioning assembly; 301. positioning holes; 302. a seal ring; 303. a fixing plate; 304. a telescopic column; 305. a spring; 306. a positioning plate; 307. a shifting block; 308. an anti-slip pad; 4. an air inlet pipe; 5. an exhaust pipe; 6. a purification assembly; 601. a purifying box; 602. a nonwoven fabric filter plate; 603. an activated carbon filter plate; 604. a baffle; 605. a handle; 606. a sealing gasket; 607. a first magnet; 608. a second magnet; 7. a sound isolation assembly; 701. a soundproof cover; 702. a glass fiber layer; 703. a sound absorbing panel; 704. a sound absorbing hole; 705. vacuum glass door panel.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1 to 3, an automatic sensitivity testing device with a sound insulation function comprises a workbench 1 and a sound insulation component 7, wherein a carrying frame 2 is arranged in the center of the top surface of the workbench 1, a positioning component 3 for positioning is arranged in the center of the top surface of the carrying frame 2, the positioning component 3 comprises a positioning hole 301 and a sealing ring 302, the center of the top surface of the carrying frame 2 is provided with the positioning hole 301, the outer end of the top surface of the positioning hole 301 is provided with the sealing ring 302, after a smoke alarm is inserted into the positioning hole 301, the sealing performance between the smoke alarm and the carrying frame 2 can be improved through the sealing ring 302, the positioning component 3 further comprises a fixing plate 303, a telescopic column 304 and a spring 305, the left end and the right end of the top surface of the carrying frame 2 are symmetrically provided with the fixing plate 303, one side of the fixing plate 303 is connected with the telescopic column 304, one end of the telescopic column 304 is sleeved with the spring 305, the positioning component 3 further comprises a positioning plate 306, a shifting block 307 and an anti-slip pad 308, one end of the spring 305 is connected with the positioning plate 306, the shifting block 307 is arranged on the top surface of the positioning plate 306, the structure of the positioning plate 306 is arc-shaped, the positioning plate 306 is fixedly connected with the telescopic column 304, the spring 305 can push the positioning plate 306 under the limit of the telescopic column 304 and the fixing plate 303 to rapidly position the smoke alarm, when the air in the carrying frame 2 is ventilated, the smoke alarm is prevented from being ejected by air flow to affect the sealing effect of the sealing ring 302, the convenience of positioning the smoke alarm is improved, the anti-slip pad 308 is arranged on one side of the positioning plate 306, the friction force between the positioning plate 306 and the smoke alarm can be improved through the anti-slip pad 308, the stability in positioning is further improved, the air inlet pipe 4 is arranged on the left side of the carrying frame 2, the right side of the carrying frame 2 is connected with the exhaust pipe 5, the right-hand member of blast pipe 5 is connected with the purification module 6 that is used for purifying gas, purification module 6 includes purifying box 601, non-woven fabrics filter plate 602 and active carbon filter plate 603, the top of blast pipe 5 is connected with purifying box 601, and the inside lower extreme sliding connection of purifying box 601 has non-woven fabrics filter plate 602, the inside upper end sliding connection of purifying box 601 has active carbon filter plate 603, smog can enter into purifying box 601 along with the air current through blast pipe 5 in, this moment non-woven fabrics filter plate 602 can be to smog granule preliminary filtration, the rethread active carbon filter plate 603 comes to adsorb the purification to the impurity purification, thereby the smog when avoiding the test directly discharges in the air, pollute the surrounding environment, environmental protection more, purification module 6 still includes baffle 604, handle 605 and sealing washer 606, baffle 604 and active carbon filter plate 603's right side all are settled, and the right side of baffle 604 is provided with handle 605, the left side outer end of baffle 604 is provided with sealing washer 606, sealing washer 606 can seal between baffle 604 and the purifying box 601, the left side upper and lower both ends 607 are fixed with one magnet and magnet 608, the magnet 608 is all fixed to the left side upper and lower 607, the rethread magnet 608, and magnet 608 can be changed when the magnet 608 is connected with two filter plates 608, and two magnet 608 are fixed with each other when the filter plate 608 is needed to be changed, quick change, and the magnet is easy to be changed.

As shown in fig. 1 and 4, a sound insulation component 7 for reducing noise is disposed at the outer end of the top surface of the workbench 1, the sound insulation component 7 comprises a sound insulation cover 701, a glass fiber layer 702, a sound absorbing plate 703, a sound absorbing hole 704 and a vacuum glass door plate 705, the glass fiber layer 702 is disposed at the inner side of the sound insulation cover 701, the sound absorbing plate 703 is disposed at the inner side of the glass fiber layer 702, the sound absorbing hole 704 is formed at the inner side of the sound absorbing plate 703, when the smoke alarm gives out alarm sound, the sound absorbing hole 704 on the sound absorbing plate 703 can be utilized to weaken the buzzing noise, meanwhile, the sound insulation effect of the sound insulation cover 701 can be improved by utilizing the glass fiber layer 702 so as to reduce the buzzing noise generated by the smoke alarm, the vacuum glass door plate 705 is rotationally connected to the left and right sides of the front end of the sound insulation cover 701, and the inside of the sound insulation cover 701 is conveniently observed through the vacuum glass door plate 705.

In summary, when the automatic sensitivity testing device with the sound insulation function is used, firstly, according to the structures shown in fig. 1, 2, 3 and 4, the vacuum glass door plate 705 is opened, the shifting block 307 is shifted and the smoke alarm is inserted into the positioning hole 301, at this time, the sealing performance between the smoke alarm and the carrying frame 2 can be improved through the sealing ring 302, and after the hands are loosened, the spring 305 can push the positioning plate 306 under the limit of the telescopic column 304 and the fixing plate 303, so as to quickly position the smoke alarm, prevent the sealing effect of the sealing ring 302 from being influenced by the ejection of the smoke alarm by air flow when the carrying frame 2 is ventilated, further improve the stability when the positioning is performed by improving the friction force between the positioning plate 306 and the smoke alarm through the anti-skid pad 308, and then, close the vacuum glass door plate 705, and the air flow containing smoke particles is introduced into the object carrying frame 2 through the air inlet pipe 4 to be detected by the smoke alarm, when the smoke particles contained in the air flow reach the detection threshold value of the smoke alarm, the smoke alarm gives out alarm sound, at the moment, the noise can be weakened by utilizing the sound absorbing holes 704 on the sound absorbing plate 703, meanwhile, the sound insulation effect of the sound insulation cover 701 can be improved by utilizing the glass fiber layer 702, so that the noise generated by the smoke alarm is reduced, the front end of the sound insulation cover 701 is shielded through the vacuum glass door plate 705, thereby being convenient for observing the inside of the sound insulation cover 701 while insulating sound, then, the smoke can enter the purifying box 601 along with the air flow through the exhaust pipe 5, at the moment, the smoke particles are preliminarily filtered by the non-woven fabric filter plate 602, and impurities are adsorbed and purified by the activated carbon filter plate 603, so that the smoke during testing is prevented from being directly discharged into the air, the surrounding environment is polluted, the environment is more protected, when the filter plate needs to be replaced, the filter plate can be quickly pulled out only by pulling the handle 605 with force, and when the filter plate is installed, the magnet I607 and the magnet II 608 can be mutually adsorbed so as to quickly position the baffle 604, meanwhile, the sealing gasket 606 can seal between the baffle 604 and the purifying box 601, so that the filter plate is more convenient to replace, and finally, clean air flow is introduced again so as to completely discharge smoke into the purifying box 601, and then the vacuum glass door plate 705 is opened and the smoke alarm is taken out so as to finish the sensitivity test of the smoke alarm.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides an automatic testing arrangement of sensitivity with sound insulation function, includes workstation (1) and sound insulation subassembly (7), its characterized in that, top surface central authorities of workstation (1) settle have carry thing frame (2), and carry the top surface central authorities of thing frame (2) to be provided with locating component (3) that are used for the location, carry the left side of thing frame (2) to settle there is intake pipe (4), and carry the right side of thing frame (2) to be connected with blast pipe (5), the right-hand member of blast pipe (5) is connected with purification subassembly (6) that are used for purifying gas, be used for the noise reduction sound insulation subassembly (7) set up in the top surface outer end of workstation (1), sound insulation subassembly (7) are including sound-proof housing (701), glass fiber layer (702), abatvoix (703), sound-absorbing hole (704) and vacuum glass door plant (703), the inboard of sound-proof housing (701) is provided with glass fiber layer (702) is settled to the inboard, sound-absorbing plate (705), sound-absorbing hole (704) have been seted up to the inboard of abatvoix (704), sound-absorbing hole (704), front end (705) all are connected with vacuum door plant (705).

2. The automatic sensitivity testing device with the sound insulation function according to claim 1, wherein the positioning assembly (3) comprises a positioning hole (301) and a sealing ring (302), the positioning hole (301) is formed in the center of the top surface of the carrying frame (2), and the sealing ring (302) is arranged at the outer end of the top surface of the positioning hole (301).

3. The automatic sensitivity testing device with the sound insulation function according to claim 2, wherein the positioning assembly (3) further comprises a fixing plate (303), a telescopic column (304) and springs (305), the fixing plate (303) is symmetrically arranged at the left end and the right end of the top surface of the carrying frame (2), one side of the fixing plate (303) is connected with the telescopic column (304), and one end outer side of the telescopic column (304) is sleeved with the springs (305).

4. The automatic sensitivity testing device with the sound insulation function according to claim 3, wherein the positioning assembly (3) further comprises a positioning plate (306), a shifting block (307) and an anti-slip pad (308), one end of the spring (305) is connected with the positioning plate (306), the shifting block (307) is arranged on the top surface of the positioning plate (306), and the anti-slip pad (308) is arranged on one side of the positioning plate (306).

5. The automatic sensitivity testing device with sound insulation function according to claim 4, wherein the positioning plate (306) is in an arc shape, and the positioning plate (306) is fixedly connected with the telescopic column (304).

6. The automatic sensitivity testing device with the sound insulation function according to claim 1, wherein the purifying component (6) comprises a purifying box (601), a non-woven fabric filter plate (602) and an activated carbon filter plate (603), the top end of the exhaust pipe (5) is connected with the purifying box (601), the lower end of the inside of the purifying box (601) is slidably connected with the non-woven fabric filter plate (602), and the upper end of the inside of the purifying box (601) is slidably connected with the activated carbon filter plate (603).

7. The automatic sensitivity testing device with a sound insulation function according to claim 6, wherein the purifying component (6) further comprises a baffle plate (604), a handle (605) and a sealing gasket (606), the baffle plate (604) is arranged on the right sides of the non-woven filter plate (602) and the activated carbon filter plate (603), the handle (605) is arranged on the right side of the baffle plate (604), and the sealing gasket (606) is arranged on the left outer end of the baffle plate (604).

8. The automatic sensitivity testing device with the sound insulation function according to claim 7, wherein the purifying component (6) further comprises a first magnet (607) and a second magnet (608), the first magnet (607) is fixed at the upper end and the lower end of the left side of the baffle plate (604), the second magnet (608) is connected to the left side of the first magnet (607), and the second magnet (608) is fixedly connected with the purifying box (601).