CN218241102U

CN218241102U - Smoke alarm detection device

Info

Publication number: CN218241102U
Application number: CN202222529509.8U
Authority: CN
Inventors: 陈赟; 陈狄; 柯科炳; 应闻锋
Original assignee: Ningbo Wizmart Electronic Co ltd
Current assignee: Ningbo Wizmart Electronic Co ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-01-06
Anticipated expiration: 2032-09-23

Abstract

The utility model provides a smoke alarm detection device, comprises a workbench, the symmetry is equipped with the test table on the workstation, one side movable mounting of workstation has the sealed cowling that corresponds with the test table, the workstation passes through actuating mechanism and connects the sealed cowling, actuating mechanism is used for driving the sealed cowling lift removal back and detects the sealed cooperation of test table, the sealed cowling with detect and form the detection room between the test table, be equipped with in the workstation and aerify the mechanism, it includes servo motor to aerify the mechanism, actuating lever and cylinder, outside gas bomb and sealed cowling are connected respectively to the cylinder through the trachea. The utility model provides a pair of smoke alarm detection device will examine test table after removing by actuating mechanism control sealed cowling and seal, can realize sealing the detection space, and the stroke of the gaseous accessible cylinder that lets in realizes the ration, and consequently the concentration accuracy of detecting indoor smog is high, and two examine test tables and can make a round trip to switch over the detection for this detection device detection efficiency is high, detects more accurately.

Description

Smoke alarm detection device

Technical Field

The utility model relates to a smoke alarm check out test set technical field especially relates to a smoke alarm detection device.

Background

Sensitivity is an important technical index of the smoke alarm, and the quality of the smoke alarm is directly determined by the quality of the smoke alarm. When a manufacturer of smoke alarms produces smoke alarms, it is necessary to detect the sensitivity of each smoke alarm. However, since the detection environment of the sensitivity of the smoke alarm is a smoke environment of a constant concentration, the smoke concentration is easily made constant in a closed environment, but it is difficult to control the smoke concentration in an open environment, and the smoke environment is difficult to realize. Present sensitivity check out test set sealing box of smoke alarm realizes the smoke environment that alarm sensitivity detected, this sensitivity check out test set mosquito cigarette in to the sealing box, read out approximate concentration in the sealing box through simple and easy device, when detecting, put into the sealing box with the product, take out the product after the test is accomplished again, but this sensitivity check out test set smoke environment error is great, sensitivity detection precision is lower to the product is got to artifical mode, maneuverability is relatively poor, detection efficiency is also lower.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to solve the problem that a smoke alarm detection device is provided to overcome prior art check out test set and detect the defect that the precision is low and detection efficiency is low.

(II) technical scheme

For solving the technical problem, the utility model provides a smoke alarm detection device, comprises a workbench, the symmetry is equipped with detects the platform on the workstation, one side movable mounting of workstation have with detect the sealed cowling that the platform corresponds, the workstation passes through actuating mechanism and connects the sealed cowling, actuating mechanism is used for driving the sealed cowling lift removal back with detect the sealed cooperation of platform, the sealed cowling with form the detection room between the detection platform for detect the work piece, be equipped with inflation mechanism in the workstation, inflation mechanism includes servo motor, actuating lever and cylinder, the cylinder pass through the trachea connect respectively outside gas bomb and the sealed cowling, still install the solenoid valve in the workstation, be used for control the cylinder motion fills gas into detect the room, servo motor passes through the actuating lever drives the cylinder resets, be used for placing the work piece on detecting the platform, the detection room is used for detecting the work piece, the cylinder can pass through the gaseous delivery volume of motion stroke control, after the detection finishes, actuating mechanism drives the sealed cowling rises the back and moves to the detection platform of edge on and carry out the sealed detection once more, realizes the cycle operation.

Furthermore, the driving mechanism comprises a sliding table, a guide rail and a lifting seat, the guide rail is transversely fixed on the back surface of the workbench, the sliding table is slidably mounted on the guide rail, a lifting cylinder is mounted on the sliding table, and two ends of the lifting seat are respectively connected with the lifting cylinder and the sealing cover; the driving mechanism further comprises a driving motor, one end of the driving motor is connected with a lead screw, a connecting plate on the lead screw is connected with the sliding table, the driving motor drives the sliding table to transversely move, and the lifting cylinder drives the sealing cover to lift.

Further, gas concentration detector is all installed at each edge of sealed cowling, can be right smoke concentration in the measuring chamber detects to reach the required concentration of work piece detection, still install the fan subassembly on the inner wall of sealed cowling, through the fan subassembly makes inside smoke concentration keep even.

Further, examine the bench equidistant install a plurality of work piece fixing bases, examine the bottom of platform and install admission valve and air outlet valve, the admission valve with the air outlet valve passes through examine the platform intercommunication detect the room, the admission valve with the air outlet valve is connected outside air inlet unit and air outlet unit respectively, realizes detect indoor circulation of air, can be clean with inside air after detecting.

Furthermore, the back of sealed cowling is equipped with a plurality of intake pipes, the side of workstation is equipped with a plurality of gas ports of leading, lead the gas port connect outside gas bomb and the cylinder, lead the gas port and connect the cylinder, different types of gas storage bottle can be connected to each gas port of leading, lets in corresponding gas to the gas type that different work pieces need detect in to the measuring room, control panel is still installed to one side of workstation.

(III) advantageous effects

The utility model provides a pair of smoke alarm detection device is equipped with two detection platforms on the workstation, will detect the platform by actuating mechanism control sealed cowling removal back and seal, can realize sealing detection space, carries out the smoke sensitivity to the work piece of inside and detects, and the ration is realized to the stroke of the gaseous accessible cylinder that lets in, and consequently the concentration accuracy of smog in the detection chamber is high, and two detection platforms can make a round trip to switch over and detect for this detection device detection efficiency is high, and it is higher to detect the precision, detects more accurately.

Drawings

Fig. 1 is a perspective view of a smoke alarm detection device of the present invention;

FIG. 2 is a perspective view of the smoke alarm detecting device of the present invention except for the sealing cover;

fig. 3 is a back perspective view of the smoke alarm detection device of the present invention;

fig. 4 is a perspective view of a driving mechanism and a sealing cover of the smoke alarm detecting device of the present invention;

FIG. 5 is a front view of the internal structure of the smoke alarm detecting device of the present invention;

fig. 6 is a back perspective view of the driving mechanism of the smoke alarm detecting device of the present invention;

FIG. 7 is a perspective view of a seal cap and a testing table of the smoke alarm testing device of the present invention;

fig. 8 is a side view of a working table of the smoke alarm detecting device of the present invention.

The corresponding part names for the various reference numbers in the figures are: 1. a detection table; 2. a sealing cover; 3. a servo motor; 4. a drive rod; 5. a cylinder; 6. a sliding table; 7. a guide rail; 8. a lifting seat; 9. a lifting cylinder; 10. a drive motor; 11. a screw rod; 12. a connecting plate; 13. a gas concentration detector; 14. a fan assembly; 15. a workpiece fixing seat; 16. an intake valve; 17. an air outlet valve; 18. an air inlet pipe; 19. an air guide port; 20. a control panel.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Referring to fig. 1-8, the utility model provides a smoke alarm detection device, comprises a workbench, the symmetry is equipped with detects platform 1 on the workstation, one side movable mounting of workstation has the sealed cowling 2 that corresponds with detecting platform 1, the workstation passes through actuating mechanism and connects sealed cowling 2, actuating mechanism is used for driving sealed cowling 2 go up and down to move back and detects platform 1 sealing fit, form the detection room behind sealing fit between sealed cowling 2 and the detection platform 1, be used for detecting the sensitivity of work piece in the detection room, be equipped with air charging mechanism in the workstation, air charging mechanism includes servo motor 3, actuating lever 4 and cylinder 5, wherein cylinder 5 passes through the trachea and connects outside gas bomb and sealed cowling 2 respectively, in this embodiment, the solenoid valve is installed to one side of cylinder 5, control cylinder 5 fills the detection room with gas by the solenoid valve, be used for placing the work piece on the detection platform 1, detect the work piece by the detection room again, servo motor 3 drives cylinder 5 through actuating lever 4 and resets, in this embodiment, the gas volume in the detection room is 100L, required smog gas volume is 10000, and the volume that the cylinder 5 CM 1CM provided reaches 78.5 for every motion, consequently, the gas can move once move.

Referring to fig. 3 to 6, in this embodiment, the driving mechanism includes a sliding table 6, a guide rail 7 and a lifting seat 8, wherein the guide rail 7 is transversely fixed on the back of the working table, the sliding table 6 is slidably mounted on the guide rail 7, a lifting cylinder 9 is mounted on the sliding table 6, two ends of the lifting seat 8 are respectively connected to the lifting cylinder 9 and the seal cover 2, the driving mechanism further includes a driving motor 10, one end of the driving motor 10 is connected to a lead screw 11, a connecting plate 12 on the lead screw 11 is connected to the sliding table 6, the driving motor 10 drives the sliding table 6 to transversely move through the lead screw 11, the lifting cylinder 9 drives the seal cover 2 to lift through the lifting seat 8, the seal cover 2 can be moved to the detection table on the other side for detection after detection is completed on the detection table 1 on one side through the driving mechanism, the cycle work on both sides is realized, and the detection efficiency is improved; referring to fig. 7, in this embodiment, each corner of the sealing cover 2 is provided with a gas concentration detector 13, and the inner wall of the sealing cover 2 is further provided with a fan assembly 14, wherein the gas concentration detector 13 is used for detecting the gas concentration in the sealing cover 2 to ensure the gas concentration required for detection, the fan assembly 14 is used for uniformly blowing away the smoke gas after the smoke gas is introduced, and the detection table 1 is provided with a plurality of workpiece fixing seats 15 at equal intervals for clamping the workpiece.

Referring to fig. 5, 6 and 8, in the embodiment, an air inlet valve 16 and an air outlet valve 17 are installed at the bottom of the detection table 1, the air inlet valve 16 and the air outlet valve 17 are communicated with the detection chamber through the detection table 1, wherein the air inlet valve 16 and the air outlet valve 17 are respectively connected with an external air box and used for circularly introducing air into the detection chamber after detection is finished, so that residual gas in the detection chamber is removed, a plurality of air inlet pipes 18 are arranged at the back of the sealing cover 2, the air inlet pipes 18 are connected with the air cylinder 5, and the air cylinder 5 is inflated into the detection chamber through the air inlet pipes 18; the side of workstation is equipped with a plurality of gas guide ports 19, gas guide ports 19 connect outside gas bomb and cylinder 5, in this embodiment, the external gas cylinder of gas guide ports 19 includes methane, propane, carbon monoxide and nitrogen gas, wherein the preceding three is the gas that needs to be used when detecting the work piece, nitrogen gas then is used for wasing the indoor portion that detects, it circulates in the detection room equally to pour into by cylinder 5 after detecting, make next detection can reach the accuracy, the required detection gas of work piece according to the difference equally, gas guide ports 19 can connect other gas bomb, control panel 20 is still installed to one side of workstation, can show various detection data and be arranged in the each part of control device on this control panel 20, the detection data that gas concentration detector 13 provided also can embody in control panel 20.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a smoke alarm detection device, includes the workstation, the symmetry is equipped with on the workstation and examines test table (1), one side movable mounting of workstation have with examine seal cover (2) that test table (1) corresponds, its characterized in that: the workstation passes through actuating mechanism and connects sealed cowling (2), actuating mechanism is used for driving sealed cowling (2) lift removal back with detect the sealed cooperation of platform (1), sealed cowling (2) with detect and form the detection room between platform (1), be equipped with in the workstation and aerify the mechanism, it includes servo motor (3), actuating lever (4) and cylinder (5) to aerify the mechanism, cylinder (5) connect outside gas bomb respectively through the trachea and sealed cowling (2), cylinder (5) fill gas into detect the room, be used for placing the work piece on detecting platform (1), it is used for detecting the work piece to detect the room.

2. The smoke alarm detection device of claim 1 wherein: actuating mechanism includes slip table (6), guide rail (7) and lift seat (8), guide rail (7) transverse fixation is in the back of workstation, slip table (6) slidable mounting be in on guide rail (7), install lift cylinder (9) on slip table (6), the both ends of lift seat (8) are connected respectively lift cylinder (9) and sealed cowling (2).

3. The smoke alarm detecting device of claim 2 wherein: the driving mechanism further comprises a driving motor (10), one end of the driving motor (10) is connected with a screw rod (11), and a connecting plate (12) on the screw rod (11) is connected with the sliding table (6).

4. The smoke alarm detecting device of claim 1 wherein: and each corner of the sealing cover (2) is provided with a gas concentration detector (13).

5. The smoke alarm detection device of claim 1 wherein: and a fan assembly (14) is also arranged on the inner wall of the sealing cover (2).

6. The smoke alarm detection device of claim 1 wherein: a plurality of workpiece fixing seats (15) are arranged on the detection table (1) at equal intervals.

7. The smoke alarm detection device of claim 1 wherein: examine the bottom of test table (1) and install admission valve (16) and air outlet valve (17), admission valve (16) with air outlet valve (17) pass through examine test table (1) intercommunication detect the room.

8. The smoke alarm detecting device of claim 1 wherein: the back of the sealing cover (2) is provided with a plurality of air inlet pipes (18), and the air inlet pipes (18) are connected with the air cylinder (5).

9. The smoke alarm detecting device of claim 1 wherein: the side of workstation is equipped with a plurality of air guide port (19), air guide port (19) connect outside gas bomb and cylinder (5).

10. The smoke alarm detecting device of claim 1 wherein: and a control panel (20) is also arranged on one side of the workbench.