CN115127843A - Fire extinguisher fire extinguishing performance intelligent test device - Google Patents
Fire extinguisher fire extinguishing performance intelligent test device Download PDFInfo
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- CN115127843A CN115127843A CN202210497221.9A CN202210497221A CN115127843A CN 115127843 A CN115127843 A CN 115127843A CN 202210497221 A CN202210497221 A CN 202210497221A CN 115127843 A CN115127843 A CN 115127843A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/002—Thermal testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/008—Subject matter not provided for in other groups of this subclass by doing functionality tests
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N2021/0106—General arrangement of respective parts
- G01N2021/0112—Apparatus in one mechanical, optical or electronic block
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N2021/0181—Memory or computer-assisted visual determination
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- General Health & Medical Sciences (AREA)
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- Pathology (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses an intelligent fire extinguishing performance testing device for a fire extinguisher, which belongs to the technical field of fire extinguishing tests and comprises a driving trolley, a lifting device, an inclination angle adjusting device and a fixing device for fixing the fire extinguisher, wherein a control unit and a temperature sensor are fixedly arranged on the driving trolley, and the driving trolley is controlled by a control module; the lifting device comprises a lifting control mechanism and a lifting platform, the inclination angle adjusting device comprises an adjusting plate and an adjusting mechanism, one side of the adjusting plate is hinged to one side of the lifting platform, the fixing device comprises a fastening device, a pressing device and a spray pipe supporting device, and the fastening device and the spray pipe supporting device are all fixedly arranged on the adjusting plate. The invention can keep the test conditions consistent during multiple experiments, has high automation degree, reduces the interference of human factors, improves the detection accuracy, can record data of each test, is convenient for comprehensive analysis, and is suitable for testing the fire extinguishing performance of various fire extinguishers.
Description
Technical Field
The invention belongs to the technical field of fire extinguishing tests, and relates to a fire extinguishing performance testing device, in particular to an intelligent fire extinguishing performance testing device for a fire extinguisher.
Background
At present, fire extinguisher manufacturers and detection mechanisms mainly adopt manual testing in the aspect of fire extinguishing performance detection of fire extinguishers. During testing, two thirds of water is paved in a specified iron disc, then a layer of fuel oil is paved, then the fuel oil is ignited, a tester wears a protective clothing to hold a tested fire extinguisher to extinguish a fire, and dry powder in the fire extinguisher is sprayed until the fire is completely sprayed within a specified time, if all sparks in the iron disc are sprayed out, the fire extinguisher can be judged to be qualified, otherwise, the fire extinguisher is unqualified. However, when a tester holds the fire extinguisher to extinguish fire, the interference of human control factors is large, the experience of the tester, the distance close to the fire, the mode of holding the fire extinguisher and other factors cannot be the same every time, so that the test has the contingency, multiple times of experiments are needed for reducing the contingency, but the control conditions of each experiment are greatly interfered by the human factors, and therefore the accuracy of the fire extinguishing performance test is low.
Disclosure of Invention
In order to solve the defects in the prior art, the invention aims to provide an intelligent fire extinguishing performance testing device for a fire extinguisher, so that the aims of keeping all parameters consistent and improving the testing accuracy in multiple tests are fulfilled.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
an intelligent fire extinguishing performance testing device for a fire extinguisher comprises a driving trolley, a lifting device, an inclination angle adjusting device and a fixing device for fixing the fire extinguisher;
the driving trolley is fixedly provided with a control unit for recording a stroke track and a temperature sensor; the driving trolley is controlled by the control module;
the lifting device comprises a lifting control mechanism and a lifting platform, the lifting control mechanism is fixedly arranged on the driving trolley, and the lifting platform is fixedly arranged on the lifting control mechanism;
the inclination angle adjusting device comprises an adjusting plate and an adjusting mechanism, one side of the adjusting plate is hinged with one side of the lifting platform, and the adjusting mechanism is arranged on the lifting platform and connected with the adjusting plate and used for enabling the adjusting plate to rotate around a hinged point;
the fixing device comprises a fastening device, a pressing device and a spray pipe supporting device, and the fastening device and the spray pipe supporting device are fixedly arranged on the adjusting plate.
As a limitation of the present invention: the driving trolley comprises a trolley body and four wheels, and each wheel is driven by a stepping motor.
As a further limitation of the invention: and a camera for recording a fire extinguishing scene is fixedly arranged on the vehicle body.
As another limitation of the present invention: the lifting control mechanism is a hand-operated scissor lift.
As a limitation of the present invention: adjustment mechanism includes lead screw, first hand wheel and slider, the lead screw rotates to be connected on lift platform, and first hand wheel sets firmly in the one end of lead screw, and slider threaded connection is on the lead screw, and slider and regulating plate sliding connection make the regulating plate rotate around the pin joint.
As a further limitation of the invention: the fastening device comprises a positioning box, a supporting plate, a lead screw, a second hand wheel and a positioning plate for clamping the fire extinguisher, the two sides of the positioning box are respectively arranged on the supporting plate and the positioning plate, the positioning box is fixedly arranged on the adjusting plate, one end of the lead screw is rotatably connected onto the positioning box, the other end of the lead screw is fixedly connected with the second hand wheel, the supporting plate is in threaded connection onto the lead screw, connecting rods are fixedly arranged on the two sides of the supporting plate, and the connecting rods penetrate through the positioning box and the positioning plate.
As a still further limitation of the present invention: the pressing device comprises an air cylinder and a pressing block, the air cylinder is fixedly arranged in the positioning box, the pressing block is fixedly arranged on a telescopic rod of the air cylinder and is in contact connection with a hand valve of the fire extinguisher, an air storage tank and an air delivery pump are fixedly arranged on the vehicle body, and the air delivery pump connects the air cylinder with the air storage tank through a pipeline.
As a third limitation of the present invention: the spray pipe supporting device comprises a transverse adjusting rod, a vertical supporting rod and a chuck for clamping the spray pipe, the transverse adjusting rod is fixedly arranged on the adjusting plate, a clamping block is fixedly arranged on the transverse adjusting rod, one end of the vertical supporting rod is fixedly arranged on the clamping block, and the other end of the vertical supporting rod is fixedly connected with the chuck.
As a limitation of the present invention: the length direction of the transverse adjusting rod is provided with a plurality of threaded holes, and the clamping block is detachably arranged on any one threaded hole through a bolt.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following beneficial effects:
(1) the fire extinguisher fixing device is provided with the lifting device, the height can be adjusted according to the size of the fire extinguisher, when different fire extinguishers are fixed, the fixed positions of the spray pipes can be ensured to be consistent, the adjusting plate can rotate around a hinge point, the inclination angle of the spray pipes of the fire extinguisher can be conveniently controlled, dry powder can be accurately sprayed to fire, the spraying of the fire extinguisher can be electrically controlled through the pressing device, the automation degree is high, the influence of human factors is reduced, the fire extinguisher is fixed on the device, the height, the inclination angle and the fixed position of the spray pipes of the fire extinguisher can be adjusted, the test conditions of each time are the same, the fire extinguisher fixing device can adapt to the fixing of fire extinguishing equipment with different sizes, the universality is high, meanwhile, the motion track of the trolley is recorded, the path of the trolley in the successful fire extinguishing experiment can be conveniently researched, the motion path of the trolley in each time is kept consistent, and the test accuracy is further improved;
(2) four wheels of the driving trolley are controlled by the stepping motor independently, so that the movement of the trolley is more flexible;
(3) the camera can record the fire behavior in the fire extinguishing process, can store images and is convenient to analyze;
(4) the sliding block moves forwards and backwards, the degree of rotation of the adjusting plate around the hinge point can be controlled, the structure is simple, the sliding block can be stopped at any position, and the angle adjustment is more accurate;
(5) according to the invention, the distance between the support plate and the positioning box is controlled by the second hand wheel, the positioning plate can move along the fire extinguisher under the driving of the support plate by the connecting rod, so that the fire extinguisher can be clamped or loosened, the positioning plate can be stopped at any position by the threaded connection of the support plate on the screw rod, and the fire extinguishers of various specifications can be conveniently fixed;
(6) according to the invention, the gas storage tank is used for conveying gas to the cylinder, so that the fire extinguisher can be sprayed or closed at any time according to the condition, the operation and the control are convenient, the spraying of the fire extinguisher is stopped when the position of the driving trolley is adjusted, and the fire extinguishing spraying accuracy is improved;
(7) the invention can fix the spray pipes with different lengths by adjusting the position of the vertical support rod, and has wide application range.
In conclusion, the fire extinguishing performance testing device can keep all the conditions of the tests consistent during multiple experiments, has high automation degree, reduces the interference of human factors, improves the accuracy of the detection, can record data of each test, is convenient for comprehensive analysis, and is suitable for testing the fire extinguishing performance of various fire extinguishers.
Drawings
The invention is described in further detail below with reference to the figures and the embodiments.
FIG. 1 is a schematic perspective view of an embodiment of the present invention for extinguishing a fire in an iron disc;
FIG. 2 is a schematic perspective view of an embodiment of the present invention;
FIG. 3 is a schematic front view of the angle adjustment apparatus of the present invention;
fig. 4 is a schematic top view of the fastening device of the present invention.
In the figure: 1-iron disc, 2-fire extinguisher, 3-driving trolley, 31-vehicle body, 32-wheel, 4-hand scissor lift, 5-lifting platform, 6-adjusting plate, 7-lead screw, 8-slide block, 9-first hand wheel, 10-mounting plate, 11-positioning box, 12-lead screw, 13-support plate, 14-second hand wheel, 15-connecting rod, 16-positioning plate, 17-silica gel pad, 18-air cylinder, 19-pressing block, 20-pressing shaft, 21-transverse adjusting rod, 22-clamping block, 23-vertical support rod, 24-clamping head, 25-camera, 26-hand pressing valve and 27-spray pipe.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the intelligent fire extinguishing performance testing device for fire extinguishers described herein is a preferred embodiment, is only used for illustrating and explaining the present invention, and does not constitute a limitation on the present invention.
As shown in fig. 1 and 2, an intelligent testing device for fire extinguishing performance of a fire extinguisher comprises a driving trolley 3, a lifting device, an inclination angle adjusting device and a fixing device for fixing the fire extinguisher 2; the fixing device comprises a fastening device, a pressing device and a spray pipe supporting device. Drive trolley 3 drives whole device and rotates around iron disc 1, put out the intensity of a fire, elevating gear can carry out the regulation of height according to fire extinguisher 2 of equidimension not, make the position of spout keep unanimous, inclination adjusting device can set up the angle of spout, make spout tendency iron disc 1, the dry powder of being convenient for accurately falls on the intensity of a fire, fixing device can fix fire extinguisher 2, and through manual operation, electric control press device makes fire extinguisher 2 carry out the dry powder injection, before the test, adjust each part, fix fire extinguisher 2 to the position of regulation, make the experimental condition all unanimous at every turn, the people only in the whole device of remote control can, reduce human factor's interference.
The driving trolley 3 comprises a trolley body 31 and four wheels 32, the four wheels 32 are Mecanum wheels, each wheel 32 is driven independently by one stepping motor, the wheels 32 of the driving trolley 3 can move independently without being limited by other wheels 32, and the driving trolley 3 is controlled to move more flexibly. The driving trolley 3 is fixedly provided with a control unit for recording the travel track, the control unit comprises a PLC control module and can record the motion track of the trolley, the control of the trolley is manual operation, the motion track of each time can have difference, the motion track of the successful case of fire extinguishment is analyzed, the motion track of the trolley keeps consistent in each test, the consistency of control conditions is further ensured, and the test accuracy is improved.
All set firmly temperature sensor all around of drive dolly 3, because the temperature of drive dolly 3 is in the actual fire extinguishing promptly, the regional temperature in fireman place, if this temperature fireman can't bear, then the movement track of dolly also need adjust, otherwise the result of test is inconsistent with actual fire extinguishing operation, can lead to the qualified effect of test not to accord with actually. The vehicle body 31 is fixedly provided with a camera 25 for recording fire extinguishing scenes, and can be watched and analyzed by a remote expert. The driving trolley 3 is controlled by a control module, the control module is a remote control, the remote control is provided with a start-stop button, a rocking handle for controlling the front and back left and right movement of the trolley is further arranged, and meanwhile, a button for controlling the action of the air cylinder 18 is also arranged.
The lifting device comprises a lifting control mechanism and a lifting platform 5, the lifting control mechanism is a hand-operated scissor lift 4 which is fixedly arranged on the driving trolley 3, and the lifting platform 5 is fixedly arranged on the hand-operated scissor lift 4.
As shown in fig. 3, the inclination angle adjusting device comprises an adjusting plate 6 and an adjusting mechanism, wherein one side of the adjusting plate 6 is hinged with one side of the lifting platform 5, and the hinged position is arranged at one side close to a nozzle of the fire extinguisher 2. The adjusting mechanism comprises a screw 7, a first hand wheel 9 and a sliding block 8, two bearings with seats are fixedly arranged on the lifting platform 5, and the screw 7 is fixedly arranged on the two bearings with seats to be rotatably connected to the lifting platform 5. The length direction of lead screw 7 is perpendicular with articulated pivot direction, and adjusting plate 6 is stretched out to the one end of lead screw 7, and the one end and the first hand wheel 9 fixed connection that adjusting plate 6 was stretched out to lead screw 7. Slider 8 threaded connection is on lead screw 7, and the upper surface of slider 8 and the lower surface contact of regulating plate 6, both sliding connection, and slider 8 enables regulating plate 6 and rotates around the pin joint along lead screw 7's motion.
As shown in fig. 4, the fastening device includes a positioning box 11, a supporting plate 13, a screw rod 12, a second hand wheel 14 and a positioning plate 16 for clamping the fire extinguisher 2, the adjusting plate 6 is fixedly provided with an installation plate 10, the positioning box 11 is fixedly provided on the installation plate 10, one end of the screw rod 12 is rotatably connected to the positioning box 11 through a bearing, and the other end is fixedly connected to the second hand wheel 14. The center threaded connection of backup pad 13 is on lead screw 12, and the both sides of backup pad 13 all set firmly connecting rod 15, and the both sides of locating box 11 all are equipped with the through-hole, and connecting rod 15 passes the through-hole on the locating box 11 and stretches to behind the other side of locating box 11, with locating plate 16 fixed connection. The supporting plate 13 is positioned by the rotation of the screw 12 and supported on the positioning box 11 by the connecting rods 15 at both sides. The one side of locating plate 16 and fire extinguisher 2 contact sets firmly the silica gel pad 17, and the one side of locating box 11 and fire extinguisher 2 contact sets firmly the silica gel pad 17, when preventing fastening fire extinguisher 2, with its fish tail.
The pressing device comprises two air cylinders 18 and two pressing blocks 19, the two air cylinders 18 are fixedly arranged in the positioning box 11 and located on two sides of the positioning box 11, and two ends of each pressing block 19 are fixedly arranged on telescopic rods of the two air cylinders 18 respectively. Two vertical plates are fixedly arranged on two sides of the pressing block 19, a pressing shaft 20 is fixedly arranged between the two vertical plates, the pressing shaft 20 is in contact connection with a hand valve 26 of the fire extinguisher 2 and is positioned on the upper part of the hand valve 26, when the air cylinder 18 retracts, the hand valve 26 is pressed downwards to spray dry powder, and when the air cylinder 18 resets, the hand valve 26 automatically rebounds and closes. Because the dry powder is sprayed in a point mode, the fire extinguisher 2 needs to be continuously opened and closed, therefore, the vehicle body 31 is fixedly provided with the air storage tank and the air delivery pump, the air delivery pump connects the air cylinder 18 with the air storage tank through a pipeline, and the spraying of the fire extinguisher 2 is realized by controlling the on-off of an air source. The air tank and the air pump are covered on the vehicle body 31 through the outer casing.
The nozzle supporting device comprises a transverse adjusting rod 21, a vertical supporting rod 23 and a chuck 24 for clamping the nozzle 27, wherein the transverse adjusting rod 21 is fixedly arranged on the adjusting plate 6 and is consistent with the nozzle 27 in the length direction. The length direction of the transverse adjusting rod 21 is provided with a plurality of threaded holes, the clamping block 22 is fixedly arranged on the transverse adjusting rod 21 through a bolt, and the clamping block 22 can be fixed on any one threaded hole through a bolt so as to adapt to spray pipes 27 with different lengths. One end of the vertical support rod 23 is fixedly arranged on the clamping block 22, the other end of the vertical support rod is fixedly connected with the chuck 24, and the chuck 24 clamps the spray pipe 27 through a bolt and is used for supporting one end of the spray pipe 27. The end of the vertical support bar 23 is also fixedly provided with a temperature sensor for monitoring the temperature around the spray head.
When using this embodiment, place the fire extinguisher 2 that awaits measuring on mounting panel 10, make the hand valve 26 contact of pressing axle 20 and fire extinguisher 2, the position of adjustment chuck 24, make vertical support rod 23 can play the supporting role to the one end of spray tube 27, make spray tube 27 on the fire extinguisher 2 reach the position of regulation through adjusting hand formula scissors lift 4, then wave first hand wheel 9, make slider 8 along keeping away from or being close to the position motion of pin joint, with regulating plate 6 to the inclination of regulation, wave second hand wheel 14 at last, make backup pad 13 to the direction motion of keeping away from location case 11, drive locating plate 16 on the connecting rod 15 to the direction motion of being close to fire extinguisher 2 simultaneously, press from both sides fire extinguisher 2 tightly, realize fixing. Then the movement of the driving trolley 3 is controlled through remote control, and in the fire extinguishing process, the movement track of the driving trolley 3 is recorded through the PLC control module for subsequent analysis and comparison.
Although the present invention has been described in detail with reference to the above embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a fire extinguisher fire extinguishing performance intelligent test device which characterized in that: comprises a driving trolley, a lifting device, an inclination angle adjusting device and a fixing device for fixing a fire extinguisher;
a control unit for recording a stroke track is fixedly arranged on the driving trolley, and a temperature sensor is also fixedly arranged on the driving trolley; the driving trolley is controlled by the control module;
the lifting device comprises a lifting control mechanism and a lifting platform, the lifting control mechanism is fixedly arranged on the driving trolley, and the lifting platform is fixedly arranged on the lifting control mechanism;
the inclination angle adjusting device comprises an adjusting plate and an adjusting mechanism, one side of the adjusting plate is hinged with one side of the lifting platform, and the adjusting mechanism is arranged on the lifting platform and connected with the adjusting plate and used for enabling the adjusting plate to rotate around a hinged point;
the fixing device comprises a fastening device, a pressing device and a spray pipe supporting device, wherein the fastening device and the spray pipe supporting device are fixedly arranged on the adjusting plate.
2. The intelligent fire extinguisher fire extinguishing performance testing device according to claim 1, characterized in that: the driving trolley comprises a trolley body and four wheels, and each wheel is driven by a stepping motor.
3. The intelligent fire extinguisher fire extinguishing performance testing device according to claim 2, characterized in that: and a camera for recording a fire extinguishing scene is fixedly arranged on the vehicle body.
4. The intelligent test device for fire extinguishing performance of fire extinguishers according to any one of claims 1 to 3, wherein: the lifting control mechanism is a hand-operated scissor lift.
5. The intelligent fire extinguisher fire extinguishing performance testing device according to claim 4, characterized in that: adjustment mechanism includes lead screw, first hand wheel and slider, the lead screw rotates to be connected on lift platform, and first hand wheel sets firmly in the one end of lead screw, and slider threaded connection is on the lead screw, and slider and regulating plate sliding connection make the regulating plate rotate around the pin joint.
6. The intelligent fire extinguisher fire extinguishing performance testing device according to claim 5, characterized in that: the fastening device comprises a positioning box, a supporting plate, a lead screw, a second hand wheel and a positioning plate for clamping the fire extinguisher, the two sides of the positioning box are respectively arranged on the supporting plate and the positioning plate, the positioning box is fixedly arranged on the adjusting plate, one end of the lead screw is rotatably connected onto the positioning box, the other end of the lead screw is fixedly connected with the second hand wheel, the supporting plate is in threaded connection onto the lead screw, connecting rods are fixedly arranged on the two sides of the supporting plate, and the connecting rods penetrate through the positioning box and the positioning plate.
7. The intelligent fire extinguisher fire extinguishing performance testing device according to claim 2, characterized in that: the pressing device comprises an air cylinder and a pressing block, the air cylinder is fixedly arranged in the positioning box, the pressing block is fixedly arranged on a telescopic rod of the air cylinder and is in contact connection with a hand valve of the fire extinguisher, an air storage tank and an air delivery pump are fixedly arranged on the vehicle body, and the air delivery pump connects the air cylinder with the air storage tank through a pipeline.
8. The intelligent fire extinguisher fire extinguishing performance testing device according to any one of claims 1 to 3 and 5 to 7, characterized in that: the spray pipe supporting device comprises a transverse adjusting rod, a vertical supporting rod and a chuck for clamping the spray pipe, the transverse adjusting rod is fixedly arranged on the adjusting plate, a clamping block is fixedly arranged on the transverse adjusting rod, one end of the vertical supporting rod is fixedly arranged on the clamping block, and the other end of the vertical supporting rod is fixedly connected with the chuck.
9. The intelligent fire extinguisher fire extinguishing performance testing device according to claim 8, characterized in that: the length direction of the transverse adjusting rod is provided with a plurality of threaded holes, and the clamping block is detachably arranged on any one threaded hole through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210497221.9A CN115127843A (en) | 2022-05-09 | 2022-05-09 | Fire extinguisher fire extinguishing performance intelligent test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210497221.9A CN115127843A (en) | 2022-05-09 | 2022-05-09 | Fire extinguisher fire extinguishing performance intelligent test device |
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| CN115127843A true CN115127843A (en) | 2022-09-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210497221.9A Pending CN115127843A (en) | 2022-05-09 | 2022-05-09 | Fire extinguisher fire extinguishing performance intelligent test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117554019A (en) * | 2024-01-02 | 2024-02-13 | 福建首盛消防科技股份有限公司 | Seven fluoropropane fire extinguisher performance detection device |
-
2022
- 2022-05-09 CN CN202210497221.9A patent/CN115127843A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117554019A (en) * | 2024-01-02 | 2024-02-13 | 福建首盛消防科技股份有限公司 | Seven fluoropropane fire extinguisher performance detection device |
| CN117554019B (en) * | 2024-01-02 | 2024-03-29 | 福建首盛消防科技股份有限公司 | Seven fluoropropane fire extinguisher performance detection device |
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