CN217542301U

CN217542301U - Air leakage detection device for fire-proof valve

Info

Publication number: CN217542301U
Application number: CN202220675281.0U
Authority: CN
Inventors: 齐旭
Original assignee: Tianjin Xiangshun Science And Technology Development Co ltd
Current assignee: Tianjin Xiangshun Science And Technology Development Co ltd
Priority date: 2022-03-27
Filing date: 2022-03-27
Publication date: 2022-10-04
Anticipated expiration: 2032-03-27

Abstract

The utility model aims at providing a fire prevention valve is with leaking amount of wind detection device, its characterized in that: the device comprises a frame, four edge air leakage detectors, a bracket, a track table, a sliding wheel, a servo motor, a telescopic driver, a central air leakage detector and a controller; the whole set of device adopts telescopic structural design, can satisfy the rectangle fire prevention valve's of different specification models installation, and can monitor the air current of fire prevention valve's border position and middle part position, the air current monitoring of middle part position department can carry out removal and adjustment in the position, make the position of air current monitoring change, so that the air current of the different gap position departments under the monitoring fire prevention valve flabellum closure state, thereby the accurate data that leak out that reachs the fire prevention valve, the work efficiency and the quality that the fire prevention valve leaks out and detects have been improved, the unit mount is swift, and is simple in operation convenient, the detection level is more accurate refines.

Description

Air leakage detection device for fire-proof valve

Technical Field

The utility model relates to a fire control facility field especially relates to a fire prevention valve is with leaking amount of wind detection device.

Background

Fire dampers are widely used in various industries, but a smoke exhaust fire damper is the most used one in daily life. When a fire disaster occurs, flame invades an air channel, and high temperature melts fusible alloy on the valve or deforms memory alloy to automatically close the valve, so that the smoke-discharging fire-proof valve is used for occasions where the air channel penetrates through a fire-proof subarea; the existing fire damper needs to be subjected to spot inspection after production and processing are finished, so that the fire damper is also very important for air leakage detection of the fire damper, the quality of a product is good and bad, meanwhile, the property safety is protected, the existing detection means for the air leakage of the fire damper is relatively direct and is finished by an airflow detection instrument, but the operation mode is too simple, the obtained air leakage data is not particularly accurate, the air leakage detection of the fire damper at the edge position and the gap connection position where a fan blade is closed cannot be realized, and the quality of the obtained air leakage data cannot be ensured; in conclusion, the existing detection equipment for the air leakage of the protective valve needs to be improved and upgraded, so that the function of the equipment is more perfect and refined, the detection data of the air leakage is more comprehensive, the detection level and quality are improved, and the problems and defects in the actual operation are solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an adopt telescopic structural design, can satisfy the rectangle fire prevention valve's of different specification models installation, and can monitor the border position of fire prevention valve and the air current of middle part position, the air current monitoring of its middle part position department can carry out removal and adjustment on the position, make the position of air current monitoring change, so that the air current of the different gap position departments under the monitoring fire prevention valve flabellum closed state, thereby the accurate air leakage data that reachs the fire prevention valve, the work efficiency and the quality that the fire prevention valve leaks out and detects have been improved, the integral erection is swift, and is easy and convenient to operate, the fire prevention valve that detects the level more accurate refines leaks out the volume of wind detection device with leaking out.

The technical scheme of the utility model is that: the utility model provides a fire prevention is air leakage detection device for valve which characterized in that: the air leakage detection device comprises a frame, four edge air leakage detectors, a support, a track table, sliding wheels, a servo motor, a telescopic driver, a central air leakage detector and a controller, wherein the four edge air leakage detectors are respectively located at the middle positions of four frames of the inner side of the frame, the four edge air leakage detectors are all fixedly connected with the frame, the support is located at the outer side of the edge air leakage detector at the position of the bottom frame of the inner side of the frame, the support is fixedly connected with the frame, the track table is located at the upper portion of the support of the inner side of the frame, the track table is fixedly connected with the support, two limit stops are further arranged on the track table and are respectively located at the two ends of the track table, the two limit stops are fixedly connected with the track table, the sliding wheels are movably connected with the track table, the servo motor is located at the upper portion of the sliding wheels, the servo motor is fixedly connected with the sliding wheels, the telescopic driver is located at the upper portion of the servo motor, the center of the telescopic driver is connected with the central air leakage detector, and controls the central air leakage detector and controls the central air leakage detector.

Further, the frame is a scaled and extended structure.

Furthermore, the four edge air leakage detectors and the central air leakage detector are all induction type gas flow monitors.

Furthermore, the track platform is of a clamping groove type track structure.

Further, the two limit stop blocks are both wooden plates.

Further, the sliding wheel is a directional groove type structure pulley.

Further, the telescopic driver is an electric control hydraulic telescopic device.

The beneficial effects of the utility model reside in that: this fire prevention is air leakage detection device for valve adopts telescopic structural design, can satisfy the installation of the rectangle fire prevention valve of different specification models, and can monitor the border position of fire prevention valve and the air current of middle part position, the air current monitoring of middle part position department can carry out removal and adjustment in the position, make the position of air current monitoring change, so that the air current of different gap position departments under the monitoring fire prevention valve flabellum closed condition, thereby the accurate air leakage data that reachs the fire prevention valve, the work efficiency and the quality that the fire prevention valve leaks out and detects have been improved, the unit mount is swift, and is simple and convenient to operate, the detection level refines more accurately.

Drawings

Fig. 1 is a front view of the present invention.

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

Fig. 3 is a schematic view of the overall connection structure of the central air leakage detector of the present invention.

Fig. 4 is the utility model discloses a be applied to fire prevention valve operating condition schematic diagram.

Wherein: 1. frame 2, edge air leakage detector 3, support

4. Track platform 5, limit stop 6 and sliding wheel

7. Servo motor 8, telescopic driver 9 and central air leakage detector

10. Controller

Detailed Description

The following provides a brief description of the embodiments of the present invention with reference to the drawings.

As shown in fig. 1, 2, 3 and 4, the air leakage amount detection device for the fire valve is characterized in that: by frame 1, four marginal air leakage detector 2, support 3, track platform 4, movable pulley 6, servo motor 7, telescopic driver 8, central air leakage detector 9 and controller 10 and constitute, four marginal air leakage detector 2 are located the middle part position department of four frames of frame 1 inboard respectively, four marginal air leakage detector 2 all are fixed connection with frame 1, support 3 is located the marginal air leakage detector 2's of frame 1 inboard bottom frame position department outside, support 3 is fixed connection with frame 1, track platform 4 is located the upper portion of frame 1 inboard support 3, track platform 4 is fixed connection with support 3, still be equipped with two limit stop 5 on the track platform 4, two limit stop 5 are located the both ends position department of track platform 4 respectively, two limit stop 5 all are fixed connection with track platform 4, movable pulley 6 is located the upper portion of track platform 4, movable pulley 6 is connected with track platform 4, servo motor 7 is located movable pulley 6's upper portion, servo motor 7 is fixed connection with movable pulley 6 and is connected with track platform 4 the upper portion of servo motor driver 8, servo motor 7 is connected with the movable pulley 8 the telescopic driver 8, servo motor is connected with the center is connected with servo motor detector 8, servo motor controller 10 is connected with the center for servo motor controller 10, servo motor controller 10 is connected with frame 1. The frame 1 is a scaling and extending structure. The four edge air leakage detectors 2 and the central air leakage detector 9 are all induction type gas flow monitors. The track table 4 is of a clamping groove type track structure. The two limit stop blocks 5 are both wooden plates. The sliding wheel 6 is a directional groove type structure pulley. The telescopic driver 8 is an electric control hydraulic telescopic device.

The working mode is as follows: the air leakage detection device for the fire valve mainly comprises a frame 1, four edge air leakage detectors 2, a support 3, a track table 4, a sliding wheel 6, a servo motor 7, a telescopic driver 8, a central air leakage detector 9 and a controller 10; when the frame is used, firstly, the frame 1 is arranged on the inner side of the fire damper to be tested, the frame 1 adopts a retractable and extensible structure, and the height and the width of the frame 1 can be adjusted, so that the installation of rectangular fire dampers with different specifications and models is met; after the frame 1 is installed, an operator opens working switches of four edge air leakage detectors 2 and a central air leakage detector 9 on a controller 10, so that the four edge air leakage detectors 2 and the central air leakage detector 9 are in a running state, the four edge air leakage detectors 2 and the central air leakage detector 9 both adopt an induction type gas flow monitor and are used for monitoring air leakage of a fire damper to be tested in a closed state, wherein the four edge air leakage detectors 2 are respectively installed at the middle positions of four frames on the inner side of the frame 1 and are used for monitoring air leakage of the edge position of the fire damper, the central air leakage detector 9 is installed at the upper part of a telescopic driver 8, and the position of the central air leakage detector 9 tends to the middle position of the fire damper and is used for monitoring air leakage of the middle position of the fire damper; for monitoring the air leakage at the central position of the fire valve to be detected, an operator can utilize the controller 10 to control the operation of the servo motor 7, and under the driving of the servo motor 7, the sliding wheel 6 is driven to horizontally move on the track table 4, the track table 4 adopts a slot type track structure, the sliding wheel 6 adopts a directional groove type structure pulley, the groove type structure pulley of the sliding wheel 6 is completely clamped in the slot type track structure of the track table 4, so that the sliding wheel 6 horizontally and transversely moves along the track table 4, the central air leakage detector 9 is driven to horizontally move in the frame 1, and the two limit stoppers 5 are respectively arranged at the two ends of the track table 4, the two limit stops 5 are both made of wood plates and can play a role in transversely moving and intercepting the sliding wheel 6 to prevent the sliding wheel 6 from falling off the track platform 4, the lower part of the central air leakage detector 9 is provided with a telescopic driver 8, the telescopic driver 8 adopts an electric control hydraulic telescopic device, under the operation of a controller 10, the central air leakage detector 9 can be lifted and controlled, and the central air leakage detector 9 can move and adjust the position at the central position in the frame 1 in a matched manner with the transverse horizontal movement of the sliding wheel 6 to ensure that the position monitored by airflow is changed so as to monitor the airflow between different gaps at the central position in the closed state of the fireproof valve fan blade; an operator can read the airflow data of the four edge air leakage detectors 2 and the central air leakage detector 9 through the controller 10 so as to accurately obtain the air leakage data of the fire damper, and therefore the air leakage condition of the fire damper is judged; in addition, the whole track platform 4 is fixed through the support 3, the edge air leakage detector 2 at the bottom of the inner side of the frame 1 is avoided, the support 3 can be used for erecting the position of the central air leakage detector 9, the monitoring area of the central air leakage detector 9 is closer to the central position of the frame 1, and the air leakage monitoring range is more uniform; the whole device has clear structural thought, quick installation, simple and convenient operation and more accurate refinement of the detection level, and improves the working efficiency and quality of the air leakage detection of the fire damper.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "inner", "outer", "top", "bottom", "end", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. The utility model provides a fire prevention is air leakage detection device for valve which characterized in that: the air leakage detection device comprises a frame, four edge air leakage detectors, a support, a track table, sliding wheels, a servo motor, a telescopic driver, a central air leakage detector and a controller, wherein the four edge air leakage detectors are respectively located at the middle positions of four frames of the inner side of the frame, the four edge air leakage detectors are all fixedly connected with the frame, the support is located at the outer side of the edge air leakage detector at the position of the bottom frame of the inner side of the frame, the support is fixedly connected with the frame, the track table is located at the upper portion of the support of the inner side of the frame, the track table is fixedly connected with the support, two limit stops are further arranged on the track table and are respectively located at the two ends of the track table, the two limit stops are fixedly connected with the track table, the sliding wheels are movably connected with the track table, the servo motor is located at the upper portion of the sliding wheels, the servo motor is fixedly connected with the sliding wheels, the telescopic driver is located at the upper portion of the servo motor, the center of the telescopic driver is connected with the central air leakage detector, and controls the central air leakage detector and controls the central air leakage detector.

2. The air leakage amount detection device for the fire damper as claimed in claim 1, wherein: the frame is a zoom-extension structure.

3. The air leakage amount detection device for the fire damper as recited in claim 1, wherein: the four edge air leakage detectors and the central air leakage detector are all induction type gas flow monitors.

4. The air leakage amount detection device for the fire damper as recited in claim 1, wherein: the track platform is of a clamping groove type track structure.

5. The air leakage amount detection device for the fire damper as claimed in claim 1, wherein: and the two limit stop blocks are both wooden plates.

6. The air leakage amount detection device for the fire damper as recited in claim 1, wherein: the sliding wheel is a directional groove type structure pulley.

7. The air leakage amount detection device for the fire damper as recited in claim 1, wherein: the telescopic driver is an electric control hydraulic telescopic device.