CN220729653U

CN220729653U - Fire-fighting lance comprehensive properties test bench

Info

Publication number: CN220729653U
Application number: CN202322104072.8U
Authority: CN
Inventors: 张富精; 郝慎思
Original assignee: Zonsky Instrument Co ltd; China Fire Rescue College
Current assignee: Zonsky Instrument Co ltd; China Fire Rescue College
Priority date: 2023-08-07
Filing date: 2023-08-07
Publication date: 2024-04-05
Anticipated expiration: 2033-08-07

Abstract

The utility model belongs to the technical field of comprehensive performance test tables, in particular to a comprehensive performance test table for a fire-fighting lance, which comprises a test operation table and a hydraulic push rod, wherein a supporting arm is arranged at the top of the test operation table, the inner side of the supporting arm is connected with an adjusting screw, the middle part of the adjusting screw is connected with a mounting block, the outer side of the mounting block is fixedly provided with a connecting rod, the outer side of the connecting rod is connected with a lance clamp plate, the hydraulic push rod is arranged at the rear of the lance clamp plate, the outer side of the clamping plate is provided with a lance head, the inner side of the test operation table is connected with a starting rod, and the outer side of the limiting screw is connected with the adjusting block. The comprehensive performance test bed provided by the utility model is convenient for adjusting the injection height and angle of the fire-fighting lance, is convenient for detecting the injection performance, is convenient for installing and fixing fire-fighting lances with different sizes and models for testing, is convenient for recycling water resources for the fire-fighting lance for testing, and is convenient for automatically adjusting the water receiving position of the water tank.

Description

Fire-fighting lance comprehensive properties test bench

Technical Field

The utility model relates to the technical field of comprehensive performance test tables, in particular to a comprehensive performance test table for a fire-fighting lance.

Background

When a building or a park fires, a firefighter needs to connect a water source through the firefighting gun and spray water on the fire source to extinguish the fire, so that personnel damage is reduced or economic loss is reduced, the firefighting gun needs to be detected on the fire source through a test bed before use, whether the production of the firefighting gun is qualified or not is judged, and the function of the comprehensive performance test bed is gradually increased along with the development of technology and is widely applied to various fields.

In chinese patent CN202110165079.3, a fire-fighting lance spraying performance automatic testing device is disclosed, the on-line screen storage device comprises a base, riser, frame and water tank are installed to the top fixed mounting of base, and the top of water tank is open structure, and the top fixed mounting of frame has the water pump, and the suction end fixedly connected with of water pump absorbs water pipe, and the one end that the water pump was kept away from to the water tank is absorbed in to the water pipe, and the discharge end fixedly connected with outlet pipe of water pump, the top fixed mounting of outlet pipe has the flowmeter, and the flowmeter is linked together with outlet pipe inside, and the one end fixed mounting that the water pump was kept away from to the outlet pipe has the fire hose, and the top fixed mounting of water tank has the breakwater. The utility model has reasonable design and good practicability, and can conveniently test the water spraying condition of the fire-fighting lance when the fire-fighting lance is inclined at different angles by controlling the reciprocating swing of the fire-fighting lance, and can also perform collision test in the water spraying process of the fire-fighting lance, thereby enhancing the performance test effect of the fire-fighting lance and realizing more comprehensive and effective performance test of the fire-fighting lance.

When the existing comprehensive performance test bed tests the spraying performance of the fire-fighting lance, the spraying height or angle of the water lance is adjusted according to the requirements, so that the spraying performance is recorded, when the height or angle is adjusted, the water lance is required to be disassembled to change the position, the working efficiency is low, when the fire-fighting lance of different types is tested by the existing comprehensive performance test bed, the position of the fire-fighting lance is required to be fixed by other tools, the time and the labor are wasted, and when the spraying performance of the fire-fighting lance is tested by the existing comprehensive performance test bed, the sprayed water can cause certain waste.

Therefore, a fire-fighting lance comprehensive performance test bed is provided for solving the problems.

Disclosure of Invention

In order to make up the defect of the prior art, solve current comprehensive properties test bench, when testing the fire-fighting lance injection performance, adjust the height or the angle that the squirt sprays according to the demand to this record injection performance, when height or angle are adjusted to this record, need dismantle the squirt and change the position, work efficiency is lower, current comprehensive properties test bench need with the help of other instruments with the fire-fighting lance position fixation when testing the fire-fighting lance of different models, waste time and energy when current comprehensive properties test bench is testing the fire-fighting lance injection performance, the water that sprays can cause certain waste.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a fire-fighting lance comprehensive performance test bed which comprises a test operation table and a hydraulic push rod, wherein a supporting arm is arranged at the top of the test operation table, the inner side of the supporting arm is connected with an adjusting screw, the middle part of the adjusting screw is connected with a mounting block, the outer side of the mounting block is fixedly provided with a connecting rod, the outer side of the connecting rod is connected with a lance clamp plate, the hydraulic push rod is arranged at the rear of the lance clamp plate, the bottom of the hydraulic push rod is provided with a clamping plate, the outer side of the clamping plate is provided with a lance head, the bottom of the lance head is connected with a water pump, the inner side of the test operation table is connected with a starting rod, the middle part of the starting rod is provided with a chain, the front end and the rear end of the chain are provided with limiting screws, the outer side of the limiting screws is connected with an adjusting block, and the outer side of the adjusting block is provided with a water yield collecting box.

Preferably, the supporting arm forms a lifting structure through the adjusting screw and the mounting block, and the mounting block is in threaded connection with the adjusting screw.

Preferably, the water gun clamp plate forms a rotating structure with the mounting block through a connecting rod, and the mounting block is in sliding connection with the supporting arm.

Preferably, the clamping plate forms a telescopic structure with the water gun clamp plate through the hydraulic push rod, and the water gun clamp plate forms a detachable structure with the water gun head through the clamping plate.

Preferably, the starting rod forms a chain transmission structure through a chain and a limiting screw, the limiting screw is rotationally connected with the test operation table, and the limiting screw is symmetrically provided with two groups relative to the central axis of the test operation table.

Preferably, the water quantity collecting box forms a sliding structure through the adjusting block, the limiting screw and the test operation table, the water quantity collecting box is made of stainless steel, and the water quantity collecting box forms a communicating structure through the water pump and the water gun head.

The utility model has the advantages that:

1. according to the utility model, the adjusting screw and the connecting rod are arranged, so that the injection height and the injection angle of the fire-fighting lance are further conveniently adjusted, the injection performance is conveniently detected, the hand wheel arranged at the top of the adjusting screw is manually rotated, the adjusting screw is conveniently driven to rotate on the supporting arm in situ, the installing block is driven to move up and down on the supporting arm through threads arranged on the outer side during the in-situ rotation of the adjusting screw, the water lance head fixed on the water lance clamp plate is driven to move up and down during the lifting movement of the installing block, the injection height is conveniently adjusted, when the injection angle is required to be adjusted, only the screw cap arranged on the outer side of the connecting rod is loosened, one end of the screw cap is separated from the outer side of the water lance clamp plate, the water lance clamp plate is rotated on the installing block through the connecting rod, so that the injection angle of the water lance head is conveniently adjusted, the screw cap is reversely rotated, and the screw cap is enabled to be propped against the outer side of the water lance clamp plate again, and the position of the water lance clamp plate is conveniently fixed;

2. according to the hydraulic push rod and clamping plates, the hydraulic push rod is further convenient to install and fix fire-fighting lances of different sizes for testing, the clamping plates are driven to slide on the lance clamp plate in a telescopic manner through the movable end of the hydraulic push rod until the distance between the two groups of clamping plates is larger than the width of a lance head, the lance head is conveniently placed between the two clamping plates, and the clamping plates are driven to restore to the original position through the arranged hydraulic push rod, so that one end of each clamping plate is tightly clamped on the outer side of the lance head, and the positions of the lance heads of different sizes are conveniently fixed;

3. according to the utility model, the water resource recycling test for the fire-fighting lance is further facilitated by arranging the water pump and the water quantity collecting box, the water receiving position of the water tank is conveniently and automatically adjusted, the water pump feed inlet is connected with the water quantity collecting box, the water outlet of the water pump is connected with the feed inlet of the water gun head, the water pump works, the water in the water quantity collecting box is pumped out by the water pump and is fed into the water gun head, the water gun head is opened, the water gun head sprays the water into the clamping groove formed in the water quantity collecting box, so that the water circulation is realized, when the water quantity collecting box position is required to be automatically adjusted according to the spray position of the water gun head, the starting rod drives the two groups of limit screws to rotate simultaneously through the chain arranged in the middle part when the starting rod rotates in situ in the test operating platform, and drives the regulating block and the water quantity collecting box to transversely slide on the test operating platform through threads arranged on the outer side when the limit screws rotate in situ, so that the water quantity collecting box is adjusted to receive the water position, and the water quantity collecting box is made of stainless steel, and the water collecting box is hard and has high stamping resistance and corrosion resistance.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic view of the structure of the utility model in a rear view in overall section;

FIG. 2 is a schematic diagram of the overall external front view of the present utility model;

FIG. 3 is an enlarged schematic view of the support arm of the present utility model;

FIG. 4 is an enlarged partial cross-sectional schematic view of the test bench according to the present utility model.

In the figure: 1. a test operation table; 2. a support arm; 3. adjusting a screw; 4. a mounting block; 5. a connecting rod; 6. a water gun clamp plate; 7. a hydraulic push rod; 8. a clamping plate; 9. a water gun head; 10. a water pump; 11. a start lever; 12. a chain; 13. a limit screw; 14. an adjusting block; 15. and a water collection tank.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, a fire-fighting lance comprehensive performance test stand comprises a test operation stand 1 and a hydraulic push rod 7, wherein a supporting arm 2 is installed at the top of the test operation stand 1, the inner side of the supporting arm 2 is connected with an adjusting screw 3, the middle part of the adjusting screw 3 is connected with a mounting block 4, the outer side of the mounting block 4 is fixedly provided with a connecting rod 5, the outer side of the connecting rod 5 is connected with a lance clamping plate 6, the hydraulic push rod 7 is installed at the rear of the lance clamping plate 6, the bottom of the hydraulic push rod 7 is provided with a clamping plate 8, the outer side of the clamping plate 8 is provided with a lance head 9, the bottom of the lance head 9 is connected with a water pump 10, the inner side of the test operation stand 1 is connected with a starting rod 11, the middle part of the starting rod 11 is provided with a chain 12, the front end and the rear end of the chain 12 are provided with limiting screws 13, the outer side of the limiting screws 13 are connected with an adjusting block 14, and the outer side of the adjusting block 14 is provided with a water yield collecting box 15.

Referring to fig. 1 to 3, the supporting arm 2 forms a lifting structure between the adjusting screw 3 and the mounting block 4, and the mounting block 4 is in threaded connection with the adjusting screw 3, through such arrangement, the hand wheel arranged at the top of the adjusting screw 3 is manually rotated, so that the adjusting screw 3 is conveniently driven to rotate on the supporting arm 2 in situ, the mounting block 4 is driven to lift on the supporting arm 2 through the threads arranged at the outer side during the in situ rotation of the adjusting screw 3, and the water gun head 9 fixed on the water gun clamp plate 6 is driven to move to a high degree during the lifting movement of the mounting block 4, so that the injection height is conveniently adjusted.

Referring to fig. 1 to 3, a rotating structure is formed between a connecting rod 5 and a mounting block 4, the mounting block 4 is in sliding connection with a supporting arm 2, through the arrangement, a nut arranged on the outer side of the connecting rod 5 is loosened, one end of the nut leaves the outer side of the water gun clamp plate 6, the water gun clamp plate 6 rotates on the mounting block 4 through the connecting rod 5, so that the injection angle of a water gun head 9 is conveniently adjusted, the nut is reversely rotated, the nut is enabled to be propped against the outer side of the water gun clamp plate 6 again, the position of the water gun clamp plate 6 is conveniently fixed, the mounting block 4 is in sliding connection with the supporting arm 2, and the mounting block 4 and the adjusting screw 3 are prevented from rotating in the same direction, and only the height can be longitudinally adjusted in a sliding manner on the supporting arm 2.

Referring to fig. 1 to 3, the clamping plates 8 form a telescopic structure with the water gun clamping plates 6 through the hydraulic push rods 7, and the water gun clamping plates 6 form a detachable structure with the water gun heads 9 through the clamping plates 8, through the arrangement, the hydraulic push rods 7 are operated, the clamping plates 8 are driven to slide on the water gun clamping plates 6 in a telescopic manner through the movable ends of the hydraulic push rods 7 until the distance between the two groups of clamping plates 8 is larger than the width of the water gun heads 9, the water gun heads 9 are conveniently placed between the two clamping plates 8, and the clamping plates 8 are driven to recover to the original position through the arranged hydraulic push rods 7, so that one ends of the clamping plates 8 are tightly clamped on the outer sides of the water gun heads 9, and the water gun heads 9 with different types and sizes can be fixed for comprehensive performance tests.

Referring to fig. 1 to 4, the starting rod 11 forms a chain transmission structure through the chain 12 and the limit screw 13, the limit screw 13 is rotationally connected with the test console 1, and the limit screw 13 is symmetrically arranged with two groups about the central axis of the test console 1, through such arrangement, the starting rod 11 is rotated, and the starting rod 11 can conveniently and simultaneously drive the two groups of limit screws 13 to rotate through the chain 12 arranged in the middle when the starting rod 11 rotates on the test console 1 in situ.

Referring to fig. 1 to 4, a sliding structure is formed between a water collecting tank 15 and a test operating platform 1 through an adjusting block 14, a limit screw 13, the water collecting tank 15 is made of stainless steel, the water collecting tank 15 is communicated with a water gun head 9 through a water pump 10, through the arrangement, when the limit screw 13 rotates, threads arranged on the outer side drive the adjusting block 14 and the water collecting tank 15 to transversely slide on the test operating platform 1, so that the use position of the water collecting tank 15 is conveniently adjusted, a water feeding pump 10 works, water in the water collecting tank 15 is pumped out through the water pump 10 and is fed into the water gun head 9, the water gun head 9 is opened, and the water gun head 9 sprays water into a clamping groove formed in the water collecting tank 15, so that water circulation is realized.

Working principle: firstly, placing a test operation table 1 on a plane, working a hydraulic push rod 7, driving a clamping plate 8 to slide on a water gun clamp plate 6 in a telescopic manner through the movable end of the hydraulic push rod 7 until the distance between two groups of clamping plates 8 is larger than the width of a water gun head 9, placing the water gun head 9 between the two clamping plates 8, driving the clamping plates 8 to restore to the original position through the arranged hydraulic push rod 7, tightly clamping one end of the clamping plate 8 on the outer side of the water gun head 9, fixing the position of the water gun head 9, connecting a water pump 10 feed inlet with a water amount collecting box 15, and connecting a water pump 10 discharge outlet with the feed inlet of the water gun head 9;

secondly, manually rotating a hand wheel arranged at the top of the adjusting screw 3 to drive the adjusting screw 3 to rotate in situ on the supporting arm 2, driving the mounting block 4 to move up and down on the supporting arm 2 through threads arranged at the outer side during the in situ rotation of the adjusting screw 3, and driving the water gun head 9 fixed on the water gun clamp plate 6 to move up and down during the movement of the mounting block 4, so that the height of a test sprayed by the water gun head 9 can be adjusted, when the spraying angle needs to be adjusted, loosening a screw cap arranged at the outer side of the connecting rod 5 to enable one end of the screw cap to leave the outer side of the water gun clamp plate 6, and rotating the water gun clamp plate 6 on the mounting block 4 through the connecting rod 5, so that the spraying angle of the water gun head 9 is adjusted, and reversely rotating the screw cap to enable the screw cap to be propped against the outer side of the water gun clamp plate 6 again, so that after the position of the water gun clamp plate 6 is fixed, comprehensive performance test can be performed;

finally, water required by a test is injected into the water quantity collecting box 15, the water feeding pump 10 works, water in the water quantity collecting box 15 is pumped out through the water pump 10 and is fed into the water gun head 9, the water gun head 9 is opened, the water gun head 9 sprays the water into a clamping groove formed in the water quantity collecting box 15, so that water circulation is realized, when the using position of the water quantity collecting box 15 needs to be adjusted, a motor works, the motor drives the starting rod 11 to rotate, the starting rod 11 can simultaneously drive the two groups of limit screws 13 to rotate through a chain 12 arranged in the middle when the starting rod 11 rotates on the test operating platform 1, the limit screws 13 drive the adjusting block 14 and the water quantity collecting box 15 to transversely slide on the test operating platform 1 through threads arranged on the outer side when rotating, the using position of the water quantity collecting box 15 is adjusted, the water quantity collecting box 15 is made of stainless steel, and the outer part is hard and has good stamping resistance and corrosion resistance.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. The utility model provides a fire-fighting lance comprehensive properties test bench, includes test operation panel (1) and hydraulic push rod (7), its characterized in that: support arm (2) are installed at the top of test operation panel (1), and the inboard of support arm (2) is connected with adjusting screw (3) to the middle part of adjusting screw (3) is connected with installation piece (4), the outside of installation piece (4) is fixed with connecting rod (5), and the outside of connecting rod (5) is connected with squirt anchor clamps board (6), hydraulic ram (7) are installed in the rear of squirt anchor clamps board (6), and the bottom of hydraulic ram (7) is provided with splint (8), the outside of splint (8) is provided with squirt head (9), and the bottom of squirt head (9) is connected with water pump (10), the inboard of test operation panel (1) is connected with actuating lever (11), and the middle part of actuating lever (11) is provided with chain (12), and both ends are provided with spacing screw (13) around the chain (12), adjusting block (14) are connected in the outside of spacing screw (13), and water yield collection box (15) are installed in the outside of adjusting block (14).

2. The fire-fighting lance comprehensive performance test bed according to claim 1, wherein: the supporting arm (2) forms a lifting structure through the adjusting screw (3) and the mounting block (4), and the mounting block (4) is in threaded connection with the adjusting screw (3).

3. The fire-fighting lance comprehensive performance test bed according to claim 1, wherein: the water gun clamp plate (6) forms a rotating structure with the mounting block (4) through the connecting rod (5), and the mounting block (4) is in sliding connection with the supporting arm (2).

4. The fire-fighting lance comprehensive performance test bed according to claim 1, wherein: the clamping plate (8) forms a telescopic structure with the water gun clamp plate (6) through the hydraulic push rod (7), and the water gun clamp plate (6) forms a detachable structure with the water gun head (9) through the clamping plate (8).

5. The fire-fighting lance comprehensive performance test bed according to claim 1, wherein: the starting rod (11) forms a chain transmission structure through a chain (12) and a limiting screw (13), the limiting screw (13) is rotationally connected with the test operating table (1), and the limiting screw (13) is symmetrically provided with two groups relative to the central axis of the test operating table (1).

6. The fire-fighting lance comprehensive performance test bed according to claim 1, wherein: the water quantity collecting box (15) forms a sliding structure through the adjusting block (14), the limiting screw (13) and the test operating table (1), the water quantity collecting box (15) is made of stainless steel, and the water quantity collecting box (15) forms a communicating structure through the water pump (10) and the water gun head (9).