CN220656283U - Fire extinguisher barrel water pressure testing arrangement - Google Patents

Abstract

The utility model belongs to the technical field of fire control, and discloses a fire extinguisher cylinder water pressure testing device which comprises a base, a water tank and a high-pressure pump, wherein the water tank is arranged on the upper surface of the base, the high-pressure pump is arranged at the bottom of an inner cavity of the water tank, purified water in the water tank can be guided out under the suction effect of the high-pressure pump, and the fire extinguisher cylinder water pressure testing device further comprises a first guide pipe, a support rod, a top plate, a mounting mechanism, an exhaust mechanism, a second guide pipe, a pressure gauge, a first electromagnetic valve, a second electromagnetic valve, a third guide pipe, a vertical plate, a controller and an alarm, wherein one end of the first guide pipe is arranged at a water outlet of the high-pressure pump; the number of the support rods is four, and the support rods are respectively arranged at four corners of the upper surface of the base; the roof is installed on the top of the supporting rod. Can be with the evacuation of fire extinguisher barrel internal gas during the water injection, the water injection is abundant, promotes water pressure test accuracy, can also realize the fire extinguisher barrel location of different specifications, can try down the pressure testing of various model fire extinguisher barrels, and the practicality is strong.

Description

Fire extinguisher barrel water pressure testing arrangement

Technical Field

The utility model belongs to the technical field of fire control, and particularly relates to a fire extinguisher cylinder water pressure testing device.

Background

The existing fire extinguisher cylinder body detection pressure is 35Mpa, because of mass production of a production line, water pressure and air pressure tests are carried out one by one, leakage and deformation of the fire extinguisher cylinder body cannot be caused during the tests, and besides the test pressure and the liquid static pressure applied to the cylinder mouth by water in the water jacket when the cylinder mouth is required to be stressed due to sealing and an outside method, the pressure testing device cannot apply external force which can influence the deformation of the cylinder body to the test bottle. The free body water pressure testing equipment and the testing method of the fire extinguisher cylinder in the prior art need to apply external force to the bottom of the dry powder extinguisher cylinder body in the test, and do not accord with the specification of the 4.2 th standard of GB 9251;

the prior art has the following defects:

for example, the utility model with the application number of 2021212253707 discloses a fire extinguisher cylinder test sealing device, which aims to solve the defect that vibration and even resonance with a detection device easily occur in the water filling process when the water pressure of the existing fire extinguisher cylinder is detected. The utility model comprises a chuck, a detection block and a driver, wherein the cylinder is sleeved on the chuck, and the chuck comprises a plurality of clamping jaws which are arranged around the chuck at equal intervals. The hydraulic pressure testing chuck for the fire extinguisher cylinder has the advantages of stability and no vibration in the water injection process. However, when the water is injected into the fire extinguisher cylinder, gas in the fire extinguisher cylinder cannot be discharged, so that the fire extinguisher cylinder is insufficient in water injection, the accuracy of water pressure test is low, the outer diameter of the clamping head is fixed, only the pressure test of the fire extinguisher cylinder with one specification can be realized, and the practicability is poor.

Disclosure of Invention

The utility model provides a device for testing the water pressure of a fire extinguisher cylinder, which aims to solve the problems that gas cannot be discharged during water injection in the background art, the water pressure test is inaccurate and the pressure test of the fire extinguisher cylinder with one specification can only be completed.

The utility model is realized in such a way, the water pressure testing device of the fire extinguisher cylinder comprises a base, a water tank and a high-pressure pump, wherein the water tank is arranged on the upper surface of the base, the high-pressure pump is arranged at the bottom of an inner cavity of the water tank, purified water in the water tank can be guided out under the suction effect of the high-pressure pump, and the water pressure testing device further comprises a first guide pipe, a support rod, a top plate, a mounting mechanism, an exhaust mechanism, a second guide pipe, a pressure gauge, a first electromagnetic valve, a second electromagnetic valve, a third guide pipe, a vertical plate, a controller and an alarm, wherein one end of the first guide pipe is arranged at a water outlet of the high-pressure pump; the number of the support rods is four, and the support rods are respectively arranged at four corners of the upper surface of the base; the top plate is arranged at the top end of the supporting rod; the mounting mechanism is arranged in the middle of the top plate; the exhaust mechanism is vertically arranged in the inner cavity of the mounting mechanism; the second guide pipe is vertically arranged at the bottom of the installation mechanism and is a three-way guide pipe; the pressure gauge is arranged on the outer wall of the second conduit; the first electromagnetic valve and the second electromagnetic valve are respectively arranged at the left end and the right end of the bottom of the second guide pipe and are opened, the bottom end of the first electromagnetic valve is connected with the other end of the first guide pipe, and purified water in the water tank is conveyed to the second guide pipe; one end of the third conduit is arranged at the bottom end of the second electromagnetic valve, and the other end of the third conduit extends to the inner cavity of the water tank; the vertical plate is vertically arranged at the left front corner of the upper surface of the top plate; the controller and the alarm are respectively arranged at the upper end and the lower end of the front face of the vertical plate, and the controller is electrically connected with the alarm, the high-pressure pump, the pressure gauge, the first electromagnetic valve and the second electromagnetic valve.

Still further, the installation mechanism comprises a base, a supporting plate, a screw rod, a pipe sleeve, a thread seat and a positioning blind hole, wherein the base is horizontally installed in the middle of the top plate, and the second guide pipe is installed in the middle of the base; the supporting plate is vertically arranged at the right end of the upper surface of the base; the number of the screws is a plurality, and the screws are transversely screwed on the left side of the supporting plate from top to bottom; the pipe sleeve is vertically arranged at the left end of the upper surface of the base, and threads are arranged at the top end of the outer wall of the pipe sleeve; the number of the thread seats is the same as that of the screw rods, the thread seats at the bottom end are sequentially connected with the top of the pipe sleeve in a threaded manner from top to bottom, positioning blind holes are formed in the outer wall of the thread seats at equal intervals along the circumferential direction, and the left end of the screw rod is inserted into the inner cavity of the positioning blind holes so as to position the thread seats;

the screw rod and the positioning blind hole are matched to position the screw seat, so that the screw seat is detached and installed, and the screw seat is suitable for positioning fire extinguisher cylinder bodies of different specifications.

Further, the left end of the screw is arc-shaped.

Further, the shape of the thread seat is in a truncated cone shape.

Further, the exhaust mechanism comprises a limiting rod, an outer rod, a spring, an air vent, a third electromagnetic valve and a fourth guide pipe, wherein the limiting rod is vertically arranged in the middle of the base, is hollow and is positioned in the inner cavity of the threaded seat; the outer rod can slide up and down and is sleeved on the outer wall of the limiting rod; the spring is inserted into the inner cavity of the outer rod, one end of the spring is connected with the top end of the limiting rod, and the other end of the spring is connected with the top end of the inner cavity of the outer rod; the number of the air holes is a plurality, and the air holes are uniformly formed in the top end of the outer wall of the outer rod from top to bottom; the bottom end of the third electromagnetic valve limiting rod is provided with a third electromagnetic valve which is electrically connected with the controller; one end of a fourth conduit is arranged at the bottom end of the third electromagnetic valve, and the other end of the fourth conduit extends into the inner cavity of the water tank;

the outer rod is pushed to move upwards under the action of the elastic force of the spring, so that the air holes are positioned at the top of the fire extinguisher cylinder, and the fire extinguisher cylinder can be exhausted.

Further, a sealing ring is arranged at the bottom end of the inner wall of the outer rod.

Compared with the prior art, the utility model has the beneficial effects that: the fire extinguisher cylinder is installed through the screw seat, the bleeder vent is located fire extinguisher cylinder inner chamber top on the outer pole under the spring force effect, high-pressure pump under the controller control, first solenoid valve and third solenoid valve work, high-pressure pump is with the leading-in fire extinguisher cylinder of water tank, along with the water level risees, gas in the fire extinguisher cylinder is discharged from the bleeder vent, get into the water tank through outer pole and gag lever post, after the gas evacuation, the third solenoid valve is closed, continue to fire extinguisher cylinder water injection, wait that the water pressure reaches appointed pressure, first solenoid valve is closed, manometer pressure is stable, it is good to say the fire extinguisher cylinder, manometer pressure drops, the controller lets the alarm report to the police, it has the leak source to say the fire extinguisher cylinder, anticlockwise rotatory screw rod, the screw rod moves to the right and breaks away from the location blind hole, can be lifted the screw seat with the screw, select the screw seat of different external diameters, fix a position the fire extinguisher cylinder of various specification, consequently, can be with the gas evacuation in the fire extinguisher cylinder, the water injection is abundant, promote water pressure test accuracy, can also realize the cylinder location of different specification fire extinguisher cylinder, can test the pressure of various model fire extinguisher cylinder, and the practicality is strong.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a front cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the mounting mechanism of the present utility model;

FIG. 4 is a front cross-sectional view of the mounting mechanism of the present utility model;

fig. 5 is a front cross-sectional view of the exhaust mechanism of the present utility model.

In the figure: 1. a base; 2. a water tank; 3. a high pressure pump; 4. a first conduit; 5. a support rod; 6. a top plate; 7. a mounting mechanism; 8. an exhaust mechanism; 9. a second conduit; 10. a pressure gauge; 11. a first electromagnetic valve; 12. a second electromagnetic valve; 13. a third conduit; 14. a vertical plate; 15. a controller; 16. an alarm; 71. a base; 72. a support plate; 73. a screw; 74. a pipe sleeve; 75. a screw seat; 76. positioning the blind hole; 81. a limit rod; 82. an outer rod; 83. a spring; 84. ventilation holes; 85. a third electromagnetic valve; 86. and a fourth conduit.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1-5, the present utility model provides the following technical solutions: the utility model provides a fire extinguisher barrel water pressure testing arrangement, including base 1, water tank 2 and high-pressure pump 3, water tank 2 installs in base 1 upper surface, the pure water that fire extinguisher barrel pressure testing has been stored in water tank 2, high-pressure pump 3 installs in water tank 2 inner chamber bottom, first pipe 4 one end is installed to high-pressure pump 3 delivery port, support bar 5 is all installed to base 1 upper surface four corners, roof 6 is installed on the top of support bar 5, the upper surface mid-mounting of roof 6 has installation mechanism 7, installation mechanism 7 inner chamber is provided with exhaust mechanism 8, fire extinguisher barrel inner chamber gas is discharged through exhaust mechanism 8, installation mechanism 7 installs second pipe 9 in the bottom, second pipe 9 is the tee bend pipe, pressure gauge 10 is installed to second pipe 9 outer wall, both ends opening are installed respectively about second pipe 9 bottom first solenoid valve 11 and second solenoid valve 12, the first solenoid valve 11 bottom is connected with the first pipe 4 other end, when first solenoid valve 11 is opened, can make pure water transport to second pipe 9 top in the water tank 2, the third pipe 13 one end is installed to the roof 13 bottom, the third solenoid valve 13 other end extends to water tank 2 inner chamber, when second solenoid valve 12 opens, can make in the vertical solenoid valve 2 top 6 and install the vertical pressure gauge 16 and the top plate 16 is installed to the vertical air gauge 16, the alarm 16 is installed to the top plate 16 respectively to the vertical top plate 16, the vertical alarm 16 is installed to the top plate 16, the front of the vertical controller 16, the alarm 16 is installed to the vertical controller 16, the front is installed to the top plate 16, the top 16 is installed with the vertical in the top 16, and the front is installed in the vertical controller is installed in the air 16, and the front of the front is 16, and is connected with the top 16, and is 16.

As a preferred scheme, further, the installation mechanism 7 includes the base 71 of installing at the middle part of roof 6, the top and the base 71 middle part of second pipe 9 are connected, the backup pad 72 is vertically installed to base 71 upper surface right-hand member, backup pad 72 left side from top to bottom equidistant spiro union has a plurality of screw 73, screw 73 when clockwise or anticlockwise rotation, screw 73 can left and right sides remove, the mid-mounting of base 71 has pipe box 74, pipe box 74 outer wall top is provided with the screw thread, pipe box 74 outer wall top from top to bottom spiro union has a plurality of screw seat 75 in proper order, the screw seat 75 shape is round platform form, can make two screw seat 75 spiro union from top to bottom, the screw seat 75 quantity is the same with screw 73, a plurality of screw seat 75 top external diameter diminishes in proper order from bottom, can the fire extinguisher barrel of different bore of spiro union, the outer wall of screw seat 75 is offered along circumference equidistance and is located blind hole 76, the left end grafting of screw 73 is located blind hole 76, the left end to the screw seat 75, the left end shape of screw 73 is circular arc, the blind hole is aligned 76 inserts.

As a preferred scheme, still further, exhaust mechanism 8 is including installing the gag lever post 81 at base 71 top, gag lever post 81 is the cavity form, and gag lever post 81 is located screw seat 75 inner chamber, the gag lever post 81 outer wall has cup jointed the outer pole 82 that can reciprocate, it is spacing to outer pole 82 through gag lever post 81, outer pole 82 inner chamber has pegged graft spring 83, spring 83 one end is installed on gag lever post 81 top, the spring 83 other end is connected with outer pole 82 inner chamber top, can jack up outer pole 82 under spring 83 elasticity effect, bleeder vent 84 has evenly been seted up on outer pole 82 outer wall top from top to down, bleeder vent 84 and outer pole 82 and gag lever post 81 intercommunication, when the water injection in to the fire extinguisher barrel, the internal gas of fire extinguisher barrel is discharged through bleeder vent 84, the third solenoid valve 85 with controller 15 electric connection is installed to the gag lever post 81 bottom, fourth pipe 86 one end is installed to the bottom of third solenoid valve 85, the fourth pipe 86 other end extends to water tank 2 inner chamber, when third solenoid valve 85 opens, can make gas be discharged into water tank 2.

Preferably, a sealing ring is installed at the bottom end of the inner wall of the outer rod 82, so that a seal is formed between the limit rod 81 and the outer rod 82.

The working principle of the utility model is as follows:

the method comprises the steps that firstly, a fire extinguisher cylinder body is screwed on the outer wall of a threaded seat 75, the fire extinguisher cylinder body is positioned, under the action of the elasticity of a spring 83, the top of an outer rod 82 is contacted with the top of an inner cavity of the fire extinguisher cylinder body, a controller 15 is controlled, the controller 15 is caused to enable a high-pressure pump 3, a first electromagnetic valve 11 and a third electromagnetic valve 85 to work, purified water flows along a first guide pipe 4 and the first electromagnetic valve 11 under the suction action of the high-pressure pump 3, and is discharged from the top of a second guide pipe 9, water is injected into the fire extinguisher cylinder body, gas in the fire extinguisher cylinder body passes through an air vent 84 along with the rising of the water level, enters a water tank 2 along the outer rod 82 and a limiting rod 81, when water drops fall into the water tank 2, the water pressure in the fire extinguisher cylinder body is monitored by a pressure gauge 10 until the water pressure reaches a specified pressure, the first electromagnetic valve 11 is closed, if the pressure gauge 10 shows that the pressure is constant, if the pressure gauge 10 drops, the pressure gauge 15 gives an alarm, the alarm 16 shows that leakage occurs, the fire extinguisher cylinder body is indicated to be unqualified;

step two, when the purified water in the fire extinguisher cylinder needs to be discharged, the controller 15 opens the second electromagnetic valve 12, the purified water in the fire extinguisher is discharged into the water tank 2 through the second conduit 9, the purified water in the fire extinguisher cylinder is emptied, and the fire extinguisher cylinder can be detached from the thread seat 75;

step three, when pressure test is required to the fire extinguisher cylinder bodies with different calibers, the screw rod 73 is rotated anticlockwise, the screw rod 73 is driven to move rightwards to move out of the positioning blind hole 76, the positioning of the threaded seat 75 is relieved, the threaded seat 75 is screwed anticlockwise, the disassembly of the threaded seat 75 is realized, the threaded seat 75 with different outer diameters is selected, the fire extinguisher cylinder bodies with different calibers can be fixed, and pressure test of the fire extinguisher cylinder bodies with various types is realized.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (4)

1. The utility model provides a fire extinguisher barrel water pressure testing arrangement, includes base (1), water tank (2) and high-pressure pump (3), the upper surface at base (1) is installed in water tank (2), high-pressure pump (3) are installed in the inner chamber bottom of water tank (2), can derive pure water in water tank (2) under high-pressure pump (3) suction effect, its characterized in that still includes:

a first conduit (4), one end of which is arranged at the water outlet of the high-pressure pump (3);

the support rods (5) are four in number and are respectively arranged at four corners of the upper surface of the base (1);

the top plate (6) is arranged at the top end of the supporting rod (5);

the mounting mechanism (7) is arranged in the middle of the top plate (6);

the exhaust mechanism (8) is vertically arranged in the inner cavity of the mounting mechanism (7);

the second guide pipe (9) is vertically arranged at the bottom of the installation mechanism (7), and the second guide pipe (9) is a three-way guide pipe;

a pressure gauge (10) mounted on the outer wall of the second conduit (9);

the first electromagnetic valve (11) and the second electromagnetic valve (12) are respectively arranged at the left end and the right end of the bottom of the second guide pipe (9) and are opened, the bottom end of the first electromagnetic valve (11) is connected with the other end of the first guide pipe (4), and purified water in the water tank (2) is conveyed to the second guide pipe (9);

one end of the third guide pipe (13) is arranged at the bottom end of the second electromagnetic valve (12), and the other end of the third guide pipe extends to the inner cavity of the water tank (2);

the vertical plate (14) is vertically arranged at the left front corner of the upper surface of the top plate (6);

the controller (15) and the alarm (16) are respectively arranged at the upper end and the lower end of the front face of the vertical plate (14), and the controller (15) is electrically connected with the alarm (16), the high-pressure pump (3), the pressure gauge (10), the first electromagnetic valve (11) and the second electromagnetic valve (12);

the mounting mechanism (7) comprises:

the base (71) is horizontally arranged in the middle of the top plate (6), and the second guide pipe (9) is arranged in the middle of the base (71);

a support plate (72) vertically installed at the right end of the upper surface of the base (71);

the screw rods (73) are in a plurality, and are transversely screwed on the left side of the supporting plate (72) from top to bottom;

the pipe sleeve (74) is vertically arranged at the left end of the upper surface of the base (71), and threads are arranged at the top end of the outer wall of the pipe sleeve (74);

the number of the thread seats (75) is the same as that of the screw rods (73), the thread seats (75) positioned at the bottom end are sequentially connected with the top of the pipe sleeve (74) in a threaded manner from top to bottom, positioning blind holes (76) are formed in the outer wall of the thread seat (75) at equal intervals along the circumferential direction, and the left end of the screw rod (73) is inserted into the inner cavity of the positioning blind hole (76) to position the thread seat (75);

the exhaust mechanism (8) includes:

the limiting rod (81) is vertically arranged in the middle of the base (71), the limiting rod (81) is hollow, and the limiting rod (81) is positioned in the inner cavity of the threaded seat (75);

the outer rod (82) can be sleeved on the outer wall of the limiting rod (81) in a sliding way up and down;

the spring (83) is inserted into the inner cavity of the outer rod (82), one end of the spring (83) is connected with the top end of the limiting rod (81), and the other end of the spring (83) is connected with the top end of the inner cavity of the outer rod (82);

the number of the air holes (84) is a plurality, and the air holes are uniformly formed in the top end of the outer wall of the outer rod (82) from top to bottom;

the bottom end of the limiting rod (81) is provided with a third electromagnetic valve (85) which is electrically connected with the controller (15);

and one end of the fourth guide pipe (86) is arranged at the bottom end of the third electromagnetic valve (85), and the other end of the fourth guide pipe (86) extends into the inner cavity of the water tank (2).

2. A fire extinguisher cylinder water pressure testing device according to claim 1, wherein the left end of the screw (73) is arc-shaped.

3. A fire extinguisher cylinder water pressure testing device according to claim 2, wherein the screw seat (75) has a truncated cone shape.

4. A fire extinguisher cylinder water pressure testing device according to claim 3, wherein the inner wall bottom end of the outer rod (82) is provided with a sealing ring.