CN118161816A - Building outer facade cooling fire extinguishing equipment test device and method thereof - Google Patents

Abstract

The invention belongs to the technical field of test equipment and discloses a test device and a test method for building facade cooling fire extinguishing equipment, wherein the test device for building facade cooling fire extinguishing equipment comprises a shell, a detection cavity is arranged in the shell, a plurality of temperature measuring probes are fixedly arranged on the inner wall of the rear side of the shell, a material positioning component is movably arranged in the detection cavity, an adjusting component is fixedly arranged on the rear side wall of the shell, an air inlet and smoke discharging component is arranged on the shell, an opening is formed in the shell at a position close to the front side of the shell, a baffle is slidably arranged at the opening, a blocking component is arranged at positions close to the baffle on the left side wall and the right side wall of the shell, and a height adjusting component is arranged on the left side wall and the right side wall of the shell; the outer side wall of the shell is provided with a control system, and the output end of the control system is electrically connected with the control end of the air inlet and smoke exhaust component; the invention can simulate the fire situation at the outer facade of the building and detect different fire extinguishing equipment.

Description

Building outer facade cooling fire extinguishing equipment test device and method thereof

Technical Field

The invention belongs to the technical field of test equipment, and particularly relates to a test device and a test method for cooling and extinguishing equipment for an outer facade of a building.

Background

The building outer elevation refers to an interface where a building and an outer space of the building are in direct contact, and an image and a constitution displayed on the outer side surface of the building outer elevation; typically, references to building facades include all of the outer guard portions of the building except the roof; during construction of the building facade and the building facade itself, a lot of inflammable materials are used, which are influenced by external environment and external human factors, and once burnt, the overall structural performance of the building and the safety of personnel in the building are greatly influenced.

At present, various fire extinguishing devices are developed for preventing and extinguishing fires in building facades; in order to ensure the reliability of the cooling fire extinguishing apparatus in use, it is necessary to perform test operations on the apparatus.

The existing fire-fighting equipment detection equipment is various, and the patent application number is: CN202122032541.0 discloses a sensitivity detection test device for a fire detector for fire protection in a building, which comprises a base plate, a cover body, a bearing plate and a bearing groove, wherein the four corners of the lower end of the base plate are respectively provided with a support column, the middle part of the upper end of the base plate is provided with the cover body, the upper part of the cover body is provided with the bearing plate, the upper end of the bearing plate is provided with a handle, the joint of the cover body and the bearing plate is provided with the bearing groove, and the peripheral wall of the bearing groove is provided with a sealing rubber strip.

The existing detection test equipment of the type can be used for detecting the sensitivity of a fire detector, is not suitable for detecting fire extinguishing equipment, is quite inconvenient to simulate test operation because of the environment and the position of the building outer facade in the prior art, cannot simulate and control external environment factors on one hand, causes large test result deviation, is inconvenient to collect data in the test process, is unfavorable for analyzing the test result after the test, and accordingly can influence the accuracy of the test operation.

Disclosure of Invention

The invention aims to solve the technical problem of providing a test device and a test method for cooling fire extinguishing equipment on an outer facade of a building, which can simulate the fire situation at the outer facade of the building, detect different fire extinguishing equipment, improve the application range, collect test data in the fire extinguishing test process, and improve the use effect and the accuracy of test detection operation.

In order to solve the technical problems, the invention provides the following technical scheme:

The utility model provides a building facade cooling fire extinguishing apparatus test device, which comprises a housing, be provided with the detection chamber in the shell, evenly distributed fixed mounting has a plurality of temperature measurement probe on the rear side inner wall of shell, the activity of detection intracavity is provided with material locating component, fixed mounting has the regulation subassembly that is used for driving material locating component to carry out horizontal migration on the rear lateral wall of shell, be provided with air inlet smoke discharging subassembly on the shell, open mouth has been seted up near its front side position department on the shell, be located open mouth department slidable mounting on the shell and have the baffle, the both sides of shell are movably provided with the curb plate respectively, the upper end and the baffle connection of curb plate, be provided with on the lateral wall of shell and block the subassembly near the position department of baffle, be provided with altitude mixture control subassembly on the lateral wall of shell; the outer side wall of the shell is provided with a control system, the output end of the control system is electrically connected with the control end of the air inlet and smoke exhaust component, and the control system sends out a control signal for adjusting the air inlet quantity of the air inlet and smoke exhaust component to simulate different test environments.

The following is a further optimization of the above technical solution according to the present invention:

The material positioning assembly comprises two fixing plates which are arranged in parallel up and down, side grooves are formed in two end parts of each fixing plate, connecting plates are connected in the side grooves in a sliding mode, springs are fixedly connected to one end part of each connecting plate, located in an inner cavity of each side groove, of each connecting plate, the other end of each spring is fixedly connected with the inner wall of each side groove, one clamping plate is fixedly connected to one end, away from each spring, of each connecting plate on the same side, of each connecting plate, and the cross section of each clamping plate is in a concave shape.

Further optimizing: the adjusting component comprises a first electric telescopic rod fixedly mounted on the rear side wall of the shell, a connecting rod vertically arranged is fixedly mounted on the telescopic end of the first electric telescopic rod, movable plates are fixedly connected to the upper end and the lower end of the connecting rod respectively, and one ends, far away from the connecting rod, of the two movable plates all slide to penetrate through the rear side wall of the shell and are fixedly connected with the corresponding two fixed plates.

Further optimizing: the top surface of shell is close to open position department and has seted up the movable groove, and the movable groove runs through the top surface of shell and extends to on the interior diapire of shell, baffle slidable mounting in the movable groove.

Further optimizing: the blocking assembly comprises a mounting plate, the integral structure of the mounting plate is L-shaped, one end of the mounting plate is fixedly connected to the housing, a second electric telescopic rod is fixedly mounted on the vertical edge of the mounting plate, the telescopic end of the second electric telescopic rod faces one side of the baffle and is fixedly connected with a transverse plate, the transverse plate penetrates through the side wall of the housing and extends into the movable groove, and the transverse plate is in sliding connection with the housing.

Further optimizing: the height adjusting assembly comprises at least two groups of rack groups which are arranged in parallel, each group of rack groups comprises a plurality of racks which are vertically arranged and detachably connected end to end, the bottom end of the rack at the lowest side of the rack group is fixedly connected with the same bottom plate, a plurality of fixing holes are formed in the bottom plate, a fixing frame is sleeved on the racks in a sliding mode, the fixing frame is fixedly connected with the outer side wall of the shell, lifting motors are fixedly installed at positions, corresponding to the rack groups, of the shell, gears are connected to the power output ends of the lifting motors in a transmission mode, and the gears are connected with the racks in a meshed mode.

Further optimizing: the air inlet and smoke exhaust assembly comprises air inlets arranged on two side surfaces of the shell, an induced draft fan is arranged at the air inlets, a smoke exhaust pipeline is arranged at the top of the shell, a plurality of smoke exhaust branch pipes are communicated with the smoke exhaust pipeline, and the other ends of the smoke exhaust branch pipes are communicated with a detection cavity in the shell;

the back side wall of the shell is provided with a fire extinguishing pipeline close to the top position of the shell, a plurality of fire extinguishing branch pipes are communicated with the fire extinguishing pipeline, and the other ends of the fire extinguishing branch pipes are communicated with a detection cavity in the shell.

Further optimizing: the upper ends of the two side plates are respectively hinged with the same middle plate through hinges, the middle plate is arranged above the shell, one side of the middle plate, which is close to the baffle, is fixedly connected with the baffle, a winding motor is fixedly arranged on the middle plate at the middle position of the middle plate, a winding wheel is connected with the power output end of the winding motor in a transmission manner, two traction wires are fixedly connected on the winding wheel, and the free ends of the two traction wires are respectively fixedly connected with the corresponding side plates.

Further optimizing: the control system comprises a main controller, wherein the output end of the main controller is electrically connected with a frequency converter, the power supply end of the frequency converter is electrically connected with a draught fan, the main controller is used for adjusting the air inlet quantity of the draught fan by adjusting the power frequency output by the frequency converter, the input end of the main controller is electrically connected with a high-temperature-resistant wind speed sensor, and the high-temperature-resistant wind speed sensor is arranged in the shell;

The output end of the temperature measuring probe is electrically connected with the input end of the main controller, and the output end of the main controller is electrically connected with the control ends of the first electric telescopic rod, the second electric telescopic rod, the lifting motor and the winding motor respectively.

The invention also provides a using method of the building facade cooling fire-extinguishing equipment testing device, which is based on the building facade cooling fire-extinguishing equipment testing device and comprises the following steps:

Step one: the method comprises the steps of communicating a smoke exhaust pipeline of the device with external waste gas treatment equipment, communicating a fire extinguishing pipeline with the fire extinguishing equipment to be tested, fixedly installing a bottom plate at a designated position, adjusting the number of racks in each rack group according to the requirement of actual test height, and switching on the device to an external power supply to complete test preparation work of the device;

Step two: the main controller starts the first electric telescopic rod to work, pushes out the material positioning component from the detection cavity of the shell through the movable plate, then places the building facade material to be tested between two clamping plates, and under the action of the springs, the clamping plates at the two sides clamp the building facade material, and then conveys the building facade material into the detection cavity in the shell through the operation of the first electric telescopic rod;

Step three: the main controller starts the lifting motor to drive the gear to rotate, the gear is meshed with the rack, the shell moves to a proper height position under the cooperation of the fixed frame, and then the lifting motor is locked, so that the test height can be determined;

step four: the external equipment is utilized to perform ignition operation on building facade materials, the induced draft fan can be started according to actual needs in the combustion process of the building facade materials, and the main controller is used for adjusting the air inlet quantity of the induced draft fan by adjusting the power frequency output by the frequency converter so as to simulate different wind speed environments, and at the moment, the temperature on the building facade materials is measured in real time through the temperature measuring probe;

Step five: determining whether to close the opening of the shell according to the test requirement, when the shell needs to be closed, controlling the second electric telescopic rod to work to pull the transverse plate to move by the main controller, removing the limitation of the baffle plate, enabling the baffle plate and the side plate to move downwards along the movable groove under the action of gravity, and closing the opening of the shell by the baffle plate; the main controller controls the winding motor to work so that the winding wheel winds the traction wire, and the traction wire pulls the side plate to swing to one side far away from the shell, so that the side plate is prevented from blocking an air inlet on the shell;

step six: when the building facade material burns to the degree required by the test, starting fire extinguishing equipment to cool and extinguish the fire of the building facade material through a fire extinguishing pipeline, monitoring the temperature change condition of the building facade material in the fire extinguishing process in real time through a temperature measuring probe, and discharging smoke generated in the test process through a smoke discharging pipeline;

Step seven: after the test is finished, the main controller controls the induced draft fan to be closed, and controls the winding motor to work so that the winding wheel unwinds the traction wire, and the side plate blocks the air inlet on the shell under the action of gravity to avoid leakage of a fire source;

Step eight: the main control unit controls the lifting motor to start to drive the gear to reversely rotate, the gear is meshed with the rack, the shell is enabled to move to a proper height position under the cooperation of the fixed frame, a test operator manually opens the baffle, positions the baffle again through the blocking component, then cleans the detection cavity, and the test operator sorts, analyzes and collects test data to complete test operation.

Compared with the prior art, the invention has at least the following beneficial effects:

1. According to the invention, the number of racks in each rack group can be adjusted according to the requirements of actual test heights, the use is convenient, the lifting motor drives the gears to move in a meshed manner with the racks, the outer shell and the building outer facade materials inside the outer shell can be moved to a proper height position, the test operation of cooling and extinguishing the building outer facade at different heights can be simulated through setting the position of the fire extinguishing equipment, different wind speed environments can be simulated through adjusting the air inlet quantity of the induced draft fan, and further the fire extinguishing test operation of the building outer facade under different wind speed environments can be simulated, the actual environment can be effectively simulated, and the accuracy of the test result of the cooling and extinguishing equipment is improved.

2. In the invention, the temperature probe can be used for carrying out multi-point real-time monitoring operation on the temperature change of the building facade material in the combustion and cooling fire extinguishing process, the test temperature data can be conveniently collected, the smoke generated in the combustion and fire extinguishing process can be rapidly discharged through the smoke exhaust pipeline, the influence of the smoke on external monitoring and shooting equipment in the test process is avoided, the integrity and the accuracy of the test data are improved, the detection cavity in the shell can be protected after the fire extinguishing is completed through the cooperation of the baffle plate and the side plate, the leakage of a fire source in the detection cavity is avoided, the safety is improved, the influence of external factors on a combustion sample can be reduced, and the collection operation on actual data and samples is convenient.

3. The winding motor can be used for driving the winding wheel to rotate positively and negatively to wind or unwind the traction wire, so that the side plates can be driven to swing towards two sides far away from or close to the shell, the air inlet on the shell is opened or closed, and the winding motor is convenient to use, simple in overall structure and convenient to operate.

4. By adopting the technical scheme, the fire extinguishing device has the advantages of ingenious conception and reasonable structure, can simulate the fire situation at the outer facade of a building, can detect different fire extinguishing equipment, improves the application range, can collect test data in the fire extinguishing test process, improves the use effect and the accuracy of test detection operation, and has simple integral structure, low production and use cost and convenient use.

The invention will be further described with reference to the drawings and examples.

Drawings

FIG. 1 is a perspective view of the general structure of an embodiment of the present invention;

FIG. 2 is a perspective view of another view of the overall structure of an embodiment of the present invention;

FIG. 3 is a schematic diagram of a material positioning assembly according to an embodiment of the present invention;

FIG. 4 is a cross-sectional perspective view of a material positioning assembly in an embodiment of the invention;

FIG. 5 is a schematic view of a height adjustment assembly according to an embodiment of the present invention;

FIG. 6 is a schematic view of a baffle plate according to an embodiment of the present invention;

FIG. 7 is a schematic view of a barrier assembly according to an embodiment of the present invention;

FIG. 8 is a schematic view of a rack in an embodiment of the invention;

FIG. 9 is a schematic diagram of a control system according to an embodiment of the present invention;

fig. 10 is a schematic structural diagram of a winding motor according to an embodiment of the present invention.

In the figure: 1-a housing; 2-a temperature measurement probe; 3-a movable plate; 4-a first electric telescopic rod; 5-a material positioning assembly; 6-induced draft fan; 7-a movable groove; 8-baffle plates; 9-side plates; 10-sealing rings; 11-a blocking assembly; 12-a height adjustment assembly; 13-a fixed plate; 14-connecting plates; 15-a spring; 16-clamping plate; 17-sliding grooves; 18-a slider; 19-mounting plates; 20-a second electric telescopic rod; 21-a cross plate; 22-racks; 23-a bottom plate; 24-fixing holes; 25-fixing frame; 26-lifting motor; 27-a rotating shaft; 28-gear; 29-slots; 30-inserting blocks; 31-fixing bolts; 32-round holes; 33-vertical grooves; 34-risers; 35-a smoke exhaust duct; 36-fire extinguishing pipe; 37-an intermediate plate; 38-winding a motor; 39-a winding wheel; 40-guiding wheels; 41-a traction wire; 42-hinges; 43-balancing weight.

Detailed Description

1-9, A test device for cooling fire extinguishing equipment of building facade comprises a shell 1, wherein a detection cavity is arranged in the shell 1, a plurality of temperature probes 2 are uniformly and fixedly arranged on the inner wall of the rear side of the shell 1, a material positioning component 5 is movably arranged in the detection cavity, an adjusting component for driving the material positioning component 5 to horizontally move is fixedly arranged on the rear side wall of the shell 1, an air inlet smoke discharging component is arranged on the shell 1, an opening is formed in the shell 1at a position close to the front side of the shell, a baffle 8 is slidably arranged on the shell 1at the opening, two sides of the shell 1 are respectively and movably provided with a side plate 9, the upper ends of the side plates 9 are connected with the baffle 8, a blocking component 11 is arranged at a position, close to the baffle 8, on the left side wall and the right side wall of the shell 1, and a height adjusting component 12 is arranged on the left side wall and the right side wall of the shell 1; the outer side wall of the shell 1 is provided with a control system, the output end of the control system is electrically connected with the control end of the air inlet and smoke exhaust assembly, and the control system sends out a control signal for adjusting the air inlet quantity of the air inlet and smoke exhaust assembly to simulate different test environments.

In this embodiment, the temperature probe 2 is configured to detect a temperature in the detection cavity, so as to perform real-time monitoring and collecting operations on temperature data in a test process.

As shown in fig. 1-2, in this embodiment, a movable slot 7 is formed on the top surface of the housing 1 near the open position, the movable slot 7 penetrates the top surface of the housing 1 and extends to the inner bottom wall of the housing 1, and a baffle 8 is slidably mounted in the movable slot 7.

In this embodiment, the baffle 8 is made of a high-temperature-resistant transparent material, and the baffle 8 is used for opening or closing the opening of the housing 1, so that the use is convenient, and the situation in the detection cavity can be visually checked through the baffle 8.

As shown in fig. 1-4, the material positioning assembly 5 includes two fixing plates 13 disposed in parallel from top to bottom, side slots are formed on two ends of each fixing plate 13, connecting plates 14 are slidably connected in the side slots, springs 15 are fixedly connected on one end of each connecting plate 14 located in an inner cavity of each side slot, the other ends of the springs 15 are fixedly connected with inner walls of the side slots, and one end, away from the springs 15, of each connecting plate 14 on the same side is fixedly connected with one clamping plate 16.

In this embodiment, the cross section of the clamping plates 16 is in a shape of a 'concave', and the clamping plates 16 are used for clamping building facade materials to be tested.

So designed, the use process of the material positioning assembly 5 is as follows: the clamping plates 16 on the two sides are pushed at first, so that the springs 15 are stretched, the distance between the two clamping plates 16 is increased, building facade materials to be tested are placed at the position between the two clamping plates 16, then the clamping plates 16 are loosened, and under the action of the springs 15, the clamping plates 16 on the two sides clamp the building facade materials, so that the use is convenient.

In this embodiment, the inner side wall of the side slot of the fixing plate 13 is provided with a sliding slot 17, and a sliding block 18 is fixedly connected to the side wall of the connecting plate 14 near one end of the spring 15, and the sliding block 18 is slidably connected with the sliding slot 17.

By means of the design, the connecting plate 14 can be slidably mounted in the side groove on the fixed plate 13 through the cooperation of the sliding block 18 and the sliding groove 17, assembly and installation are convenient, stability of the connecting plate 14 in moving can be improved through the cooperation of the sliding block 18 and the sliding groove 17, and stable clamping operation can be carried out on building facade materials, so that the connecting plate is convenient to use.

As shown in fig. 1-3, the adjusting component comprises a first electric telescopic rod 4 fixedly installed on the rear side wall of the housing 1, a connecting rod vertically arranged is fixedly installed on the telescopic end of the first electric telescopic rod 4, movable plates 3 are fixedly connected to the upper end and the lower end of the connecting rod respectively, the movable plates 3 and the connecting rod are vertically arranged, and one ends, far away from the connecting rod, of the two movable plates 3 slide to penetrate through the rear side wall of the housing 1 and are fixedly connected with two corresponding fixed plates 13.

The design is that the working process of the adjusting component is as follows: the first electric telescopic rod 4 works to enable the telescopic end of the first electric telescopic rod to extend or retract, when the telescopic end of the first electric telescopic rod 4 retracts, the telescopic end of the first electric telescopic rod 4 drives the connecting rod to move towards one side close to the shell 1, the connecting rod drives the movable plate 3 to move, and at the moment, the movable plate 3 moves to push out the material positioning assembly 5 from the detection cavity of the shell 1, so that the use is convenient.

When the flexible end of first electric telescopic handle 4 stretches out, the flexible end of first electric telescopic handle 4 drives the connecting rod and moves to the one side of keeping away from shell 1, and the connecting rod drives fly leaf 3 and removes, and fly leaf 3 removes this moment and drives material locating component 5 and remove to the detection intracavity of shell 1, facilitate the use.

As shown in fig. 1-2 and fig. 6-7, the blocking assembly 11 includes a mounting plate 19, the overall structure of the mounting plate 19 is L-shaped, and one end of the mounting plate 19 is fixedly connected to the housing 1.

A second electric telescopic rod 20 is fixedly arranged on the vertical edge of the mounting plate 19, the telescopic end of the second electric telescopic rod 20 faces one side of the baffle plate 8 and is fixedly connected with a transverse plate 21, and the transverse plate 21 penetrates through the side wall of the shell 1 and extends into the movable groove 7.

In this embodiment, the transverse plate 21 is slidably connected with the housing 1, and the second electric telescopic rod 20 works to extend or retract the telescopic end of the second electric telescopic rod 20, so that the telescopic end of the second electric telescopic rod 20 can drive the transverse plate 21 to move, which is convenient for use.

In this embodiment, when the baffle 8 moves upward, and the lower end surface of the baffle 8 is located above the transverse plate 21, the baffle 8 opens the opening on the housing 1, and at this time, the second electric telescopic rod 20 works to extend the telescopic end of the second electric telescopic rod and drive the transverse plate 21 to move into the movable slot 7, at this time, the lower end surface of the baffle 8 can be abutted with the upper surface of the transverse plate 21, and the position of the baffle 8 is limited by the transverse plate 21, so as to prevent the baffle 8 from moving downward.

When the second electric telescopic rod 20 works to enable the telescopic end of the second electric telescopic rod to retract and drive the transverse plate 21 to move out of the movable groove 7, the transverse plate 21 releases the limitation of the baffle plate 8, at the moment, the baffle plate 8 and the side plate 9 move downwards along the movable groove 7 under the action of gravity, and the baffle plate 8 seals the opening of the shell 1, so that the use is convenient.

As shown in fig. 1-2, fig. 5 and fig. 8, the height adjusting assembly 12 includes at least two rack sets arranged in parallel, each rack set includes a plurality of racks 22 arranged vertically and detachably connected end to end, the bottom ends of the racks 22 at the lowest side of the rack sets are fixedly connected with the same bottom plate 23, and a plurality of fixing holes 24 are formed in the bottom plate 23.

In this embodiment, the fixing hole 24 may be internally provided with a bolt fastener, when in use, the bottom plate 23 is placed at a designated position, then the fixing hole 24 is internally provided with a bolt fastener, and the bottom plate 23 is fixed at the designated position by the bolt fastener, so as to position and fix the test device of the cooling fire extinguishing apparatus for the facade of the building.

The rack 22 is sleeved with a fixed frame 25 in a sliding manner, the fixed frame 25 is fixedly connected with the outer side wall of the shell 1, lifting motors 26 are fixedly installed at positions, corresponding to each rack group, on the shell 1, a rotating shaft 27 is fixedly installed at the power output end of each lifting motor 26, a gear 28 is fixedly installed at the other end of the rotating shaft 27, and the gear 28 is meshed with the rack 22.

By means of the design, the lifting motor 26 is used for driving the gear 28 to rotate, the gear 28 is meshed with the rack 22 and connected, under the cooperation of the fixed frame 25, the lifting motor 26 can drive the shell 1 to lift and move along the height direction of the rack 22, the height position of the shell 1 is adjusted, then the building facade material in the shell 1 can be subjected to test operation at different height positions, and therefore the cooling fire extinguishing condition of the building facade material at different height positions is simulated, and the use is convenient.

In this embodiment, when the height position of the housing 1 is adjusted, the lifting motor 26 is locked, so that the height position of the housing 1 can be determined and positioned, which is convenient for use.

The top surface of the rack 22 is provided with slots 29, the bottom surface of the rack 22 is fixedly connected with inserting blocks 30, the inserting blocks 30 on the upper rack 22 are inserted into the slots 29 on the lower rack 22, and the upper rack 22 and the lower rack 22 are assembled by matching the inserting blocks 30 with the slots 29, so that the use is convenient.

The rack 22 is provided with a fixing bolt 31 in threaded connection at a position close to the slot 29, the side wall of the insert block 30 is provided with a round hole 32, after the insert block 30 is matched with the slot 29, the fixing bolt 31 is inserted into the round hole 32, so that assembly operation of the upper adjacent rack 22 and the lower adjacent rack 22 is realized, detachable connection between the upper adjacent rack 22 and the lower adjacent rack 22 is realized, assembly and installation are convenient, and the height of a rack group can be adjusted by adjusting the number of the racks 22, so that the requirements for different heights are met.

A vertical groove 33 is formed in one side, far away from the gear 28, of the inner side wall of the fixed frame 25, a vertical plate 34 is fixedly connected to the position, corresponding to the vertical groove 33, of the side wall of the rack 22, and the vertical plate 34 is in sliding connection with the vertical groove 33.

By means of the design, the movement of the fixing frame 25 can be guided through the cooperation of the vertical plate 34 and the vertical groove 33, so that the fixing frame 25 can stably move on the rack 22, and the stability of the device in use is improved.

As shown in fig. 1-2, the air inlet and smoke exhaust component comprises air inlets arranged on two side surfaces of the shell 1, an induced draft fan 6 is arranged at the air inlet, the induced draft fan 6 works to suck external air into the detection cavity, and new air is introduced into the detection cavity, so that the use is convenient.

When the side plate 9 moves downwards and is located at the lower limit position, the side plate 9 is used for covering a corresponding air inlet, a sealing ring 10 is arranged on one side, close to the air inlet, of the side plate 9, and the sealing ring 10 is used for improving the sealing performance of the side plate 9 on the air inlet.

The top of shell 1 is provided with exhaust pipe 35, and the last intercommunication of exhaust pipe 35 has a plurality of exhaust branch pipes, and the other end of a plurality of exhaust branch pipes communicates with the detection chamber in the shell 1.

In this embodiment, the one end of exhaust pipe 35 communicates with outside exhaust gas treatment equipment, and the flue gas accessible exhaust pipe that produces in the test process of detection intracavity gets into in the exhaust pipe 35, then carries out exhaust gas treatment in the exhaust gas treatment equipment through exhaust pipe 35 water conservancy diversion, facilitates the use.

In this embodiment, the external exhaust gas treatment device is a prior art, and may be used to treat exhaust gas generated when building facade materials are burned.

The fire extinguishing pipeline 36 is arranged on the rear side wall of the shell 1 and near the top position of the rear side wall, a plurality of fire extinguishing branch pipes are communicated with the fire extinguishing pipeline 36, and the other ends of the fire extinguishing branch pipes are communicated with the detection cavity in the shell 1.

One end of the fire extinguishing pipeline 36 is communicated with fire extinguishing equipment to be tested, and the fire extinguishing agent output by the fire extinguishing equipment is guided into the detection cavity through the fire extinguishing pipeline 36 and the fire extinguishing branch pipe and is used for cooling and extinguishing the building facade material.

As shown in fig. 1-2 and fig. 9, the control system is disposed in a control box, the control box is fixedly mounted on the housing 1, and can also be placed on the ground, the control system includes a main controller, an input end and an output end of the main controller are electrically connected with a display screen in two directions, the display screen is a touch screen, and the display screen is used for displaying control parameters of the main controller and adjusting control parameters of the main controller.

The output end and the input end of the main controller are connected with the Internet of things module in a two-way mode, and the main controller can be connected with the peripheral terminal in a communication mode through the Internet of things module, so that data transmission is facilitated.

In this embodiment, the peripheral terminal uses a mobile phone, a computer, and the like.

The output end electric connection of main control unit has the converter, and the power supply end and the draught fan 6 electric connection of converter, main control unit send control signal and are used for adjusting the power frequency of converter output, are used for adjusting the rotational speed of draught fan 6 through adjusting the power frequency of converter output, and then realize adjusting the intake of draught fan 6, facilitate the use.

By means of the design, different wind speed environments can be simulated by adjusting the air inlet quantity of the induced draft fan 6, the detection effect and the detection range are improved, and the use is convenient.

The input end of the main controller is electrically connected with a high-temperature-resistant wind speed sensor, and the high-temperature-resistant wind speed sensor is arranged in the shell 1.

In this embodiment, a preset wind speed value is set in the main controller, where the preset wind speed value is a wind speed value required in the detection cavity, and the preset wind speed value is set according to a test requirement.

The high-temperature-resistant wind speed sensor is used for detecting the wind speed in the shell 1 and sending the detected real-time wind speed into the main controller, and at the moment, the main controller sends a control signal according to the real-time wind speed and is used for adjusting the air inlet quantity of the induced draft fan 6 by adjusting the power frequency output by the frequency converter, so that the air inlet quantity of the induced draft fan 6 is matched with a preset wind speed value, and the use is convenient.

The output end of the temperature measuring probe 2 is electrically connected with the input end of the main controller, and the temperature measuring probe 2 is used for measuring the temperature of the building facade material in the detection cavity in real time when the building facade material burns, and sending the real-time temperature obtained by detection to the main controller.

The output end of the main controller is electrically connected with the control ends of the first electric telescopic rod 4, the second electric telescopic rod 20 and the lifting motor 26 respectively.

The main controller sends out control signals for controlling the first electric telescopic rod 4, the second electric telescopic rod 20 and the lifting motor 26 to work respectively, so that the electric telescopic rod is convenient to use.

The input end of the main controller is electrically connected with a control button, and the main controller is regulated and controlled through the control button.

In this embodiment, the main controller is in the prior art, and may be one of a PLC main controller and a single chip microcomputer.

In this embodiment, the upper ends of the two side plates 9 are respectively connected with the same intermediate plate 37, the intermediate plate 37 is arranged above the housing 1, and one side of the intermediate plate 37 close to the baffle plate 8 is fixedly connected with the baffle plate 8 through a connecting block.

In this embodiment, the upper end of the side plate 9 is fixedly connected to the middle plate 37, which is convenient for assembly and installation.

In this embodiment, the structures of the side plates 9 and the baffle plate 8 may also adopt the structure shown in fig. 10, the upper ends of the two side plates 9 are respectively hinged with the same middle plate 37 through hinges 42, the middle plate 37 is disposed above the housing 1, and one side of the middle plate 37 close to the baffle plate 8 is fixedly connected with the baffle plate 8 through a connecting block.

By means of the design, the two side plates 9 can be mounted on the baffle plate 8 through the middle plate 37, assembly and mounting are convenient, and the side plates 9 can swing through the matching of the hinges 42, so that the use is convenient.

The middle plate 37 is fixedly provided with a winding motor 38 at the middle position, the power output end of the winding motor 38 is in transmission connection with a winding wheel 39, the winding wheel 39 is fixedly connected with two traction wires 41, and the free ends of the two traction wires 41 are respectively and fixedly connected with the corresponding side plates 9.

The winding motor 38 is used for driving the winding wheel 39 to rotate forward and backward to wind or unwind the traction wire 41; when the winding motor 38 works to enable the winding wheel 39 to wind the traction wire 41, the traction wire 41 pulls the side plate 9 to swing to one side far away from the shell 1, at the moment, the side plate 9 drives the sealing ring 10 to open the air inlet, the side plate 9 is prevented from blocking the air inlet on the shell 1, and at the moment, external fresh air can enter the detection cavity through the air inlet.

When the winding motor 38 works to enable the winding wheel 39 to unwind the traction wire 41, the traction wire 41 releases the pulling force on the side plate 9, the side plate 9 swings to one side close to the shell 1 under the action of gravity, and the side plate 9 is used for blocking an air inlet on the shell 1, so that leakage of a fire source is avoided, and the use is convenient.

The middle plate 37 is fixedly provided with a supporting seat at the position close to the two hinges 42, the supporting seat is rotatably provided with a guide wheel 40, the two traction wires 41 are respectively wound on the guide wheel 40, the traction wires 41 are guided by the guide wheel 40, the use is convenient, and the service life of the traction wires 41 can be prolonged.

The balancing weight 43 is fixedly arranged at the position, far away from the hinge 42, on the outer side face of the side plate 9, the balancing weight 43 is used for balancing the side, far away from the hinge 42, of the side plate 9, and therefore the swinging effect of the side plate 9 under the action of gravity can be improved, and the using effect is improved.

In this embodiment, the opening of the hinge 42 is smaller than 90 °, and the hinge 42 is of the prior art, and can be obtained by directly purchasing on the market, so that the design can limit the swing angle of the side plate 9 when the side plate 9 swings to the side far away from the housing 1, thereby avoiding the side plate 9 from turning over to the upper side of the middle plate 37, and facilitating the use.

The output end of the main controller is electrically connected with the control end of the winding motor 38; the main controller sends out control signals for controlling the winding motor 38 to work, and the winding motor is convenient to use.

The invention also provides a using method of the building facade cooling fire-extinguishing equipment testing device, which is based on the building facade cooling fire-extinguishing equipment testing device and comprises the following steps:

Step one: the smoke exhaust pipeline 35 of the device is communicated with external waste gas treatment equipment, the fire extinguishing pipeline 36 is communicated with the fire extinguishing equipment to be tested, then a bolt fastener is penetrated in a fixing hole 24 on the bottom plate 23, the bottom plate 23 is fixedly installed at a designated position, the number of racks 22 in each rack group is regulated according to the actual test height, the upper adjacent racks 22 and the lower adjacent racks 22 are spliced through the inserting blocks 30 and the inserting grooves 29, then the upper adjacent racks 22 and the lower adjacent racks 22 are detachably connected through the cooperation of the fixing bolts 31, the assembly is convenient, and then the device is connected with an external power supply, so that the test preparation work of the device is completed.

Step two: the main controller starts the first electric telescopic rod 4 to work and pushes out the material positioning assembly 5 from the detection cavity of the shell 1 through the movable plate 3, then pushes the clamping plates 16 on two sides, so that the spring 15 stretches, building facade materials needing to be tested are placed between the two clamping plates 16, the clamping plates 16 are loosened, the clamping plates 16 on two sides clamp the building facade materials under the action of the spring 15, and the building facade materials are conveyed into the detection cavity in the shell 1 through the operation of the first electric telescopic rod 4.

Step three: the main controller starts the lifting motor 26 to drive the gear 28 to rotate, the gear 28 is meshed with the rack 22, the shell 1 is moved to a proper height position under the cooperation of the fixed frame 25, and then the lifting motor 26 is locked, so that the test height can be determined.

Step four: the external equipment is utilized to perform ignition operation on building facade materials, the induced draft fan 6 can be started according to actual needs in the combustion process of the building facade materials, and the main controller is used for adjusting the air inlet quantity of the induced draft fan 6 by adjusting the power frequency output by the frequency converter so as to simulate different wind speed environments, and at the moment, the temperature on the building facade materials is measured in real time through the temperature measuring probe 2.

In the fourth step, a preset wind speed value is set in the main controller, the preset wind speed value is a wind speed value required by the detection cavity, the high temperature resistant wind speed sensor is used for detecting the wind speed in the shell 1 and sending the detected real-time wind speed into the main controller, at the moment, the main controller sends a control signal according to the real-time wind speed, and the control signal is used for adjusting the air inlet quantity of the induced draft fan 6 by adjusting the power frequency output by the frequency converter, so that the air inlet quantity of the induced draft fan 6 is matched with the preset wind speed value, and the use is convenient.

Step five: determining whether to close the opening of the shell 1 according to the test requirement, when the shell 1 needs to be closed, controlling the second electric telescopic rod 20 to work by the main controller to pull the transverse plate 21 to move, releasing the limitation of the baffle plate 8, enabling the baffle plate 8 and the side plate 9 to move downwards along the movable groove 7 under the action of gravity, and closing the opening of the shell 1 by the baffle plate 8; the main controller controls the winding motor 38 to work so that the winding wheel 39 winds the traction wire 41, the traction wire 41 pulls the side plate 9 to swing to the side far away from the shell 1, and the side plate 9 is prevented from blocking an air inlet on the shell 1.

When the opening on the shell 1 needs to be opened, a test person can pull the baffle 8 upwards, the baffle 8 moves upwards, and when the lower end face of the baffle 8 is located above the transverse plate 21, the baffle 8 opens the opening on the shell 1, at the moment, the second electric telescopic rod 20 works to enable the telescopic end of the second electric telescopic rod to extend out and drive the transverse plate 21 to move into the movable groove 7, at the moment, the lower end face of the baffle 8 can be propped against the upper surface of the transverse plate 21, the position of the baffle 8 is limited through the transverse plate 21, the baffle 8 is prevented from moving downwards, and then the opening on the shell 1 is opened.

Step six: when the building facade material burns to the degree required by the test, the fire extinguishing equipment is started to conduct cooling fire extinguishing treatment on the building facade material through the fire extinguishing pipeline 36, the temperature change condition of the building facade material in the fire extinguishing process is monitored in real time through the temperature measuring probe 2, so that the performance of the fire extinguishing equipment is determined, and smoke generated in the test process is discharged through the smoke exhaust pipeline 35.

By means of the design, smoke in the detection cavity can be timely discharged through the smoke exhaust pipeline 35, the influence of the smoke on external monitoring and shooting equipment in the test process is avoided, and the integrity and accuracy of test data collection are improved.

Step seven: after the test is completed, the main controller controls the induced draft fan 6 to be closed, and controls the winding motor 38 to work so that the winding wheel 39 unwinds the traction wire 41, and the side plate 9 blocks the air inlet on the shell 1 under the action of gravity, so that the leakage of a fire source is avoided.

Step eight: the main controller controls the lifting motor 26 to start to drive the gear 28 to reversely rotate, the gear 28 is meshed with the rack 22, the shell 1 is moved to a proper height position under the cooperation of the fixed frame 25, a test operator manually opens the baffle 8, positions the baffle 8 again through the blocking component 11, then cleans a detection cavity, and the test operator sorts, analyzes and collects test data to complete test operation.

The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.

Claims (10)

1. The utility model provides a building facade cooling fire extinguishing apparatus test device, includes shell (1), is provided with in shell (1) and detects the chamber, its characterized in that: a plurality of temperature probes (2) are uniformly distributed and fixedly mounted on the inner wall of the rear side of the shell (1), a material positioning component (5) is movably arranged in the detection cavity, an adjusting component for driving the material positioning component (5) to horizontally move is fixedly mounted on the rear side wall of the shell (1), an air inlet and smoke exhaust component is arranged on the shell (1), an opening is formed in the position, close to the front side, of the shell (1), a baffle (8) is slidably mounted on the shell (1) and positioned at the opening, side plates (9) are movably arranged on two sides of the shell (1) respectively, the upper ends of the side plates (9) are connected with the baffle (8), a blocking component (11) is arranged at the position, close to the baffle (8), on the left side wall and the right side wall of the shell (1), and a height adjusting component (12) is arranged on the left side wall and the right side wall of the shell (1); the outer side wall of the shell (1) is provided with a control system, the output end of the control system is electrically connected with the control end of the air inlet and smoke exhaust component, and the control system sends out a control signal for adjusting the air inlet quantity of the air inlet and smoke exhaust component to simulate different test environments.

2. The building facade cooling fire extinguishing apparatus testing device according to claim 1, characterized in that: the material positioning assembly (5) comprises two fixing plates (13) which are arranged in parallel up and down, side grooves are formed in two end parts of each fixing plate (13), connecting plates (14) are connected in the side grooves in a sliding mode, springs (15) are fixedly connected to one end part of each connecting plate (14) located in an inner cavity of each side groove, the other ends of the springs (15) are fixedly connected with the inner walls of the side grooves, one end, away from each spring (15), of each connecting plate (14) on the same side is fixedly connected with one clamping plate (16), and the cross sections of the clamping plates (16) are in a concave shape.

3. The building facade cooling fire extinguishing apparatus testing device according to claim 2, characterized in that: the adjusting component comprises a first electric telescopic rod (4) fixedly installed on the rear side wall of the shell (1), a connecting rod which is vertically arranged is fixedly installed on the telescopic end of the first electric telescopic rod (4), movable plates (3) are fixedly connected to the upper end and the lower end of the connecting rod respectively, and one ends, far away from the connecting rod, of the two movable plates (3) all slide to penetrate through the rear side wall of the shell (1) and are fixedly connected with two corresponding fixed plates (13).

4. A building facade cooling fire fighting equipment test device according to claim 3, characterised in that: the top surface of shell (1) is close to open position department and has seted up movable groove (7), and movable groove (7) run through the top surface of shell (1) and extend to on the interior diapire of shell (1), baffle (8) slidable mounting in movable groove (7).

5. The building facade cooling fire extinguishing apparatus testing device according to claim 4, wherein: the blocking assembly (11) comprises a mounting plate (19), the integral structure of the mounting plate (19) is L-shaped, one end of the mounting plate (19) is fixedly connected to the shell (1), a second electric telescopic rod (20) is fixedly installed on the vertical edge of the mounting plate (19), the telescopic end of the second electric telescopic rod (20) faces one side of the baffle (8) and is fixedly connected with a transverse plate (21), the transverse plate (21) penetrates through the side wall of the shell (1) and extends into the movable groove (7), and the transverse plate (21) is in sliding connection with the shell (1).

6. The building facade cooling fire extinguishing apparatus testing device according to claim 5, wherein: the height adjusting assembly (12) comprises at least two groups of rack groups which are arranged in parallel, each group of rack groups comprises a plurality of racks (22) which are vertically arranged and detachably connected end to end, the bottom end of the lowest rack (22) of each rack group is fixedly connected with the same bottom plate (23), a plurality of fixing holes (24) are formed in the bottom plate (23), a fixing frame (25) is sleeved on each rack (22) in a sliding mode, the fixing frame (25) is fixedly connected with the outer side wall of the shell (1), lifting motors (26) are fixedly mounted at positions, corresponding to each rack group, of the shell (1), gears (28) are connected to the power output ends of the lifting motors (26) in a transmission mode, and the gears (28) are connected with the racks (22) in a meshed mode.

7. The building facade cooling fire extinguishing apparatus testing device according to claim 6, wherein: the air inlet and smoke exhaust assembly comprises air inlets formed in two side surfaces of the shell (1), an induced draft fan (6) is arranged at the air inlets, a smoke exhaust pipeline (35) is arranged at the top of the shell (1), a plurality of smoke exhaust branch pipes are communicated with the smoke exhaust pipeline (35), and the other ends of the smoke exhaust branch pipes are communicated with a detection cavity in the shell (1);

The back side wall of the shell (1) is provided with a fire extinguishing pipeline (36) close to the top position of the back side wall, a plurality of fire extinguishing branch pipes are communicated with the fire extinguishing pipeline (36), and the other ends of the fire extinguishing branch pipes are communicated with a detection cavity in the shell (1).

8. The building facade cooling fire extinguishing apparatus testing device according to claim 7, wherein: the upper ends of the two side plates (9) are hinged with the same middle plate (37) through hinges (42), the middle plate (37) is arranged above the shell (1), one side, close to the baffle (8), of the middle plate (37) is fixedly connected with the baffle (8), a winding motor (38) is fixedly arranged at the middle position of the middle plate (37), a winding wheel (39) is connected with the power output end of the winding motor (38) in a transmission mode, two traction wires (41) are fixedly connected to the winding wheel (39), and the free ends of the two traction wires (41) are fixedly connected with the corresponding side plates (9) respectively.

9. The building facade cooling fire extinguishing apparatus testing device according to claim 8, wherein: the control system comprises a main controller, wherein the output end of the main controller is electrically connected with a frequency converter, the power supply end of the frequency converter is electrically connected with a draught fan (6), the main controller is used for adjusting the air inlet quantity of the draught fan (6) by adjusting the power frequency output by the frequency converter, the input end of the main controller is electrically connected with a high-temperature-resistant wind speed sensor, and the high-temperature-resistant wind speed sensor is arranged in a shell (1);

the output end of the temperature measuring probe (2) is electrically connected with the input end of the main controller, and the output end of the main controller is electrically connected with the control ends of the first electric telescopic rod (4), the second electric telescopic rod (20), the lifting motor (26) and the winding motor (38) respectively.

10. A method of using a building facade cooling fire extinguishing apparatus test device, based on the building facade cooling fire extinguishing apparatus test device of claim 9, characterized in that: the method comprises the following steps:

Step one: the method comprises the steps of communicating a smoke exhaust pipeline (35) of the device with external waste gas treatment equipment, communicating a fire extinguishing pipeline (36) with the fire extinguishing equipment to be tested, fixedly mounting a bottom plate (23) at a designated position, adjusting the number of racks (22) in each rack group according to the actual test height, and connecting the device with an external power supply to complete test preparation work of the device;

Step two: the main controller starts the first electric telescopic rod (4) to work, pushes out the material positioning component (5) from the detection cavity of the shell (1) through the movable plate (3), then places the building facade material to be tested between the two clamping plates (16), and under the action of the springs (15), the clamping plates (16) on the two sides clamp the building facade material, and then conveys the building facade material into the detection cavity in the shell (1) through the operation of the first electric telescopic rod (4);

step three: the main controller starts the lifting motor (26) to drive the gear (28) to rotate, the gear (28) is meshed with the rack (22), the shell (1) is moved to a proper height position under the cooperation of the fixed frame (25), and then the lifting motor (26) is locked, so that the test height can be determined;

Step four: the external equipment is utilized to perform ignition operation on building facade materials, the induced draft fan (6) can be started according to actual requirements in the combustion process of the building facade materials, the main controller is used for adjusting the air inlet quantity of the induced draft fan (6) by adjusting the power frequency output by the frequency converter so as to simulate different wind speed environments, and at the moment, the temperature on the building facade materials is measured in real time through the temperature measuring probe (2);

step five: determining whether to close the opening of the shell (1) according to the test requirement, when the shell needs to be closed, controlling the second electric telescopic rod (20) to work to pull the transverse plate (21) to move by the main controller, releasing the limit of the baffle plate (8), enabling the baffle plate (8) and the side plate (9) to move downwards along the movable groove (7) under the action of gravity, and closing the opening of the shell (1) by the baffle plate (8); the main controller controls the winding motor (38) to work so that the winding wheel (39) winds the traction wire (41), the traction wire (41) pulls the side plate (9) to swing to one side far away from the shell (1), and the side plate (9) is prevented from blocking an air inlet on the shell (1);

step six: when the building facade material burns to the degree required by the test, starting fire extinguishing equipment to cool and extinguish the fire of the building facade material through a fire extinguishing pipeline (36), monitoring the temperature change condition of the building facade material in the fire extinguishing process in real time through a temperature measuring probe (2), and discharging smoke generated in the test process through a smoke exhaust pipeline (35);

step seven: after the test is finished, the main controller controls the induced draft fan (6) to be closed, and controls the winding motor (38) to work so that the winding wheel (39) unwinds the traction wire (41), and the side plate (9) blocks the air inlet on the shell (1) under the action of gravity to avoid the leakage of a fire source;

step eight: the main controller controls the lifting motor (26) to start to drive the gear (28) to reversely rotate, the gear (28) is meshed with the rack (22), the shell (1) is enabled to move to a proper height position under the cooperation of the fixed frame (25), a test operator manually opens the baffle (8), the baffle (8) is positioned again through the blocking component (11), then the detection cavity is cleaned, and test data are tidied, analyzed and collected by the test operator to complete the test operation.