CN117074202A - Pressure-resistant testing device of indoor fire hydrant - Google Patents
Pressure-resistant testing device of indoor fire hydrant Download PDFInfo
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- CN117074202A CN117074202A CN202311313700.1A CN202311313700A CN117074202A CN 117074202 A CN117074202 A CN 117074202A CN 202311313700 A CN202311313700 A CN 202311313700A CN 117074202 A CN117074202 A CN 117074202A
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- 238000012360 testing method Methods 0.000 title claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 97
- 230000007246 mechanism Effects 0.000 claims description 62
- 238000001125 extrusion Methods 0.000 claims description 56
- 230000005540 biological transmission Effects 0.000 claims description 19
- 230000006835 compression Effects 0.000 claims description 16
- 238000007906 compression Methods 0.000 claims description 16
- 244000309464 bull Species 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000003825 pressing Methods 0.000 description 12
- 230000000903 blocking effect Effects 0.000 description 11
- 230000009471 action Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- Pathology (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention relates to the field of testing of fire hydrants, in particular to a pressure-resistant testing device of an indoor fire hydrant. According to the invention, through more fully pressurizing test on each interface of the fire hydrant, the pressure resistance of each interface of the fire hydrant can be more comprehensively and fully detected, so that the pressure resistance detection effect of the fire hydrant is better. The invention comprises a supporting tube, a supporting bent rod, a motor and the like; the support bent rod is fixedly connected to the upper part of one side, close to the guide rod, of the support tube, and the motor is fixedly connected to one end, far away from the support tube, of the support bent rod. According to the invention, the water in the support tube is extruded by the piston push plate, so that the water pressure in the fire hydrant is increased, meanwhile, the opening baffle plate moves to extrude clean water between the interface of the fire hydrant and the support tube, so that the water pressure between the interface of the fire hydrant and the support tube is increased, and the pressure resistance of the fire hydrant is tested.
Description
Technical Field
The invention relates to the field of testing of fire hydrants, in particular to a pressure-resistant testing device of an indoor fire hydrant.
Background
Fire hydrant, formally called fire hydrant, is a fixed fire-fighting equipment, and is mainly used for controlling combustible materials, isolating combustion-supporting materials and eliminating ignition sources, and is mainly divided into indoor fire hydrant and outdoor fire hydrant. Indoor fire hydrant is generally placed in public shared space such as corridor or hall, mainly supplies the fire engine to carry out the fire extinguishing from municipal administration water supply network water intaking, also can the direct connection hosepipe, the squirt goes out water and puts out a fire. Fire hydrants are one of the important fire fighting equipments for extinguishing fire, and the standard of pressure resistance of the fire hydrants is directly related to the safety of the fire fighting equipments, which is of great importance to manufacturers and usage departments, so that the pressure resistance of the fire hydrants needs to be detected when the fire hydrants are produced.
At present, a hydraulic test method is generally adopted for the pressure test of the fire hydrant, namely, the hydraulic pressure in the fire hydrant is pressurized to a certain pressure, and whether the fire hydrant has water leakage, cracks and the like is observed after the fire hydrant is kept for a period of time. When testing the pressure resistance of the fire hydrant, some testing devices in the prior art generally boost the pressure of the fire hydrant by pressurizing the inside of the fire hydrant and measuring the water pressure of the fire hydrant after a period of time so as to evaluate the pressure resistance of the fire hydrant, but the pressure resistance of each interface of the fire hydrant cannot be well boosted, meanwhile, the pressure resistance standard also has certain difference due to inconsistent water pressure of each interface of the fire hydrant, and the water pressure inside the fire hydrant is consistent in the testing process, so that the pressure resistance test is not conveniently and fully performed on the interfaces of the fire hydrant, thereby resulting in poor pressure resistance testing effect.
Disclosure of Invention
In order to solve the technical problems, the invention provides the pressure resistance testing device for the indoor fire hydrant, which can more comprehensively and fully detect the pressure resistance of each interface of the fire hydrant by carrying out more fully pressurized testing on each interface of the fire hydrant, so that the pressure resistance detection effect of the fire hydrant is better.
The technical implementation scheme of the invention is as follows: the utility model provides a withstand voltage testing arrangement of indoor fire hydrant, includes stay tube, support bent rod, motor, rotatory cap, sealed pressurizing mechanism and mouth of pipe pressurizing mechanism, the stay tube top is equipped with the inlet tube, and one end is equipped with two guide arms, and the bottom of the other end is equipped with the support frame, one side joint that the guide arm was kept away from to the stay tube has the fire hydrant, just the water inlet intercommunication of stay tube and fire hydrant, support bent rod fixed connection is being close to the upper portion of guide arm one side at the stay tube, motor fixed connection is keeping away from the one end of stay tube at the support bent rod, rotatory cap is on the inlet tube of stay tube, sealed pressurizing mechanism establishes on the stay tube, sealed pressurizing mechanism is used for carrying out the pressurization test to the inside of fire hydrant, mouth of pipe pressurizing mechanism establishes on sealed pressurizing mechanism, mouth of pipe pressurizing mechanism is used for carrying out the pressurization test to the interface of fire hydrant.
Further, the sealing pressurizing mechanism comprises a threaded pushing plate frame, a screw rod, a piston pushing plate and supporting springs, wherein the threaded pushing plate frame is connected between two guide rods of the supporting tube in a sliding mode, the screw rod is fixedly connected to an output shaft of the motor, the screw rod is connected with the threaded pushing plate frame through threads, the piston pushing plate is connected to the inner wall of the supporting tube in a sliding mode, the piston pushing plate is connected with the threaded pushing plate frame in a sliding mode, and two supporting springs are connected between the piston pushing plate and the threaded pushing plate frame.
Further, mouth of pipe pressurizing mechanism is including supporting pull rod, trompil baffle, water shutoff board, compression spring, rack push rod, dead lever, drive gear and rack pull rod, support pull rod slidingtype connection is in piston push pedal lower part, support pull rod passes the stay tube, be equipped with two lugs on the support pull rod, a portion of support pull rod is located the fire hydrant, trompil baffle slidingtype connection is on support pull rod, two lugs of support pull rod all are located one side that the trompil baffle is close to the motor, the round hole has been seted up on the trompil baffle, water shutoff board slidingtype connection is in one side that the support pull rod kept away from the motor, the round hole of water shutoff board and trompil baffle is located same horizon, trompil baffle and water shutoff board all are located the fire hydrant, just the inner wall contact of trompil baffle and fire hydrant, be connected with compression spring between water shutoff board and the support pull rod, rack push rod fixed connection is in the intermediate position of screw thread push pedal frame bottom, the rack can mesh with drive gear, dead lever fixed connection is in the lower part that the stay tube is close to one side, the drive gear is connected in the middle position that the drive gear is close to the drive rod, the top is close to one side of the dead lever.
Further, the fire hydrant is characterized by further comprising an extrusion mechanism, wherein the extrusion mechanism is arranged on a supporting pull rod, the extrusion mechanism comprises a bent groove plate, a sliding inclined surface block, a round head ejector rod, a threaded supporting rod, a pressure spring and an extrusion ejector rod, the bottom of one side of the supporting pull rod, which is close to a motor, is fixedly connected with two bent groove plates, two sliding inclined surface blocks are connected between one sides of the bent groove plates, which are far away from the rack pull rod, of the supporting pull rod, the sliding inclined surface block is connected with a supporting frame of the supporting tube in a sliding mode, an inclined surface is arranged on the sliding inclined surface block, the round head ejector rod is connected to the lower portion of the supporting frame of the supporting tube in a sliding mode, the round head ejector rod is in contact with the inclined surface of the sliding inclined surface block, the threaded supporting rod is connected to the round head ejector rod in a sliding mode, two pressure springs are connected between the round head ejector rod and the threaded supporting rod, one end, which is far away from the round head ejector rod, of the extrusion ejector rod is in contact with the outer wall of the lower portion of the fire hydrant.
Further, the device comprises a vibration mechanism, the vibration mechanism is arranged on the piston push plate, the vibration mechanism comprises a guide support rod, a knocking ejector rod, a return spring, a rotation deflector rod and a deflector block, the guide support rod is fixedly connected to the upper portion of one side of the piston push plate, which is close to the motor, the knocking ejector rod is slidably connected to the guide support rod, one end of the knocking ejector rod, which is far away from the motor, is in contact with the piston push plate, the return spring is connected between the guide support rod and the knocking ejector rod, the rotation deflector rod is rotatably connected to the middle position of the supporting bent rod, the rotation deflector rod is slidably connected with the knocking ejector rod, the deflector block is fixedly connected to the top of the threaded push plate frame, and the deflector block and the lower portion of the rotation deflector rod are positioned on the same horizontal line.
Further, the fire hydrant further comprises a round ejector rod and an extrusion spring, wherein the round ejector rod is connected to the sliding inclined plane block in a sliding mode, the round ejector rod is located below a water inlet of the fire hydrant, and the extrusion spring is connected between the round ejector rod and the sliding inclined plane block.
Further, still including support ring plate, extrusion splint and bolt bull stick, support ring plate slidingtype connection is keeping away from the one side of supporting the bent lever at the stay tube, the fire hydrant passes support ring plate, it is connected with two extrusion splints to support on the ring plate slidingtype, two extrusion splint are the symmetry setting, the one end that the fire hydrant is close to the water inlet is located between two extrusion splints, there are two bolt bull sticks through threaded connection on the support ring plate, two the bolt bull stick is the symmetry setting, bolt bull stick is connected with extrusion splint rotation.
Compared with the prior art, the invention has the beneficial effects that: 1. according to the invention, clear water is injected into the fire hydrant through the supporting pipe, the motor drives the screw rod to rotate, the threaded push plate frame and the rack push rod move to one side far away from the motor, the threaded push plate frame moves to enable the two supporting springs to be compressed, meanwhile, the piston push plate can squeeze water in the supporting pipe under the elastic force of the two supporting springs, so that the water pressure in the fire hydrant is increased, the pressure resistance in the fire hydrant is tested, the rack push rod moves to drive the transmission gear to rotate, the rack push rod moves to one side close to the motor and drives the supporting pull rod to move, the water blocking plate moves to block a round hole of the perforated baffle, the perforated baffle is pushed to move, the clear water between an interface of the fire hydrant and the supporting pipe is squeezed, the water pressure between the interface of the fire hydrant and the supporting pipe is increased, the pressure resistance at the interface of the fire hydrant is tested, whether the pressure resistance of the fire hydrant is qualified or not can be detected by observing whether water leakage, breakage and the like occur at the interface of the fire hydrant, and the pressure resistance test of the inside the fire hydrant and the interface is finished.
2. According to the invention, the two curved groove plates are driven to move by moving the supporting pull rod to one side close to the motor, the two curved groove plates move to push the sliding inclined surface block to move upwards, and then the round head ejector rod is pushed to one side far away from the motor, so that the two pressure springs are compressed, meanwhile, the threaded supporting rod can extrude the extrusion ejector rod under the elastic force of the two pressure springs, and then the extrusion ejector rod extrudes the water outlet of the fire hydrant, so that the interface between the fire hydrant and the water gun is pressurized, the compression resistance condition of the water outlet of the fire hydrant is tested, and whether the interface between the fire hydrant and the water gun is water leakage, fracture and the like is observed, so that whether the compression resistance of the water outlet of the fire hydrant is qualified is judged, and then the compression resistance of each interface of the fire hydrant can be detected more comprehensively, and the detection result of the compression resistance is more accurate.
3. According to the invention, the dome rod is driven to move upwards through the upward movement of the sliding inclined surface block, the dome rod moves upwards to extrude one end of the water inlet of the fire hydrant, so that one end of the water outlet of the fire hydrant is fully pressurized, the screw thread pushing plate frame moves to one side close to the motor and drives the shifting block to move, so that the return spring is reset and drives the knocking push rod to reset, the knocking push rod resets and knocks the piston pushing plate, clean water in the supporting tube is vibrated, the interface between the fire hydrant and the supporting tube is further pressurized through the clean water between the interface of the fire hydrant and the supporting tube, the pressure resistance test is carried out more fully, the pressure resistance of the fire hydrant is detected more fully, and the pressure resistance detection effect of the fire hydrant is better.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present invention.
Fig. 2 is a schematic perspective view of a second embodiment of the present invention.
Fig. 3 is a schematic view showing a partial perspective structure of the seal pressing mechanism, the pressing mechanism and the vibration mechanism of the present invention.
Fig. 4 is a schematic perspective view of a support tube according to the present invention.
Fig. 5 is a schematic view of a partially cut-away perspective structure of the present invention.
Fig. 6 is a schematic view of a first partially cut-away perspective view of the seal pressurization mechanism, nozzle pressurization mechanism, and vibration mechanism of the present invention.
Fig. 7 is a schematic perspective view of a piston pusher and a support pull rod according to the present invention.
FIG. 8 is a schematic view of a second partially cut-away perspective of the seal pressurization mechanism, nozzle pressurization mechanism, and vibration mechanism of the present invention.
Fig. 9 is a schematic partial perspective view of the nozzle pressing mechanism, the pressing mechanism and the vibration mechanism of the present invention.
Fig. 10 is an enlarged perspective view of fig. 9 a according to the present invention.
Fig. 11 is a partially disassembled perspective view of the pressing mechanism of the present invention.
Fig. 12 is a schematic view showing a partial perspective structure of the nozzle pressing mechanism and the pressing mechanism of the present invention.
Fig. 13 is a schematic view of a partial perspective view of the seal pressing mechanism and the vibration mechanism of the present invention.
In the figure: 1. support tube, 1001, fire hydrant, 2, support bent rod, 3, motor, 4, rotary cap, 51, screw push plate rack, 52, screw, 53, piston push plate, 54, support spring, 61, support pull rod, 62, perforated baffle, 63, water shutoff plate, 64, compression spring, 65, rack push rod, 651, fixed rod, 66, transmission gear, 67, rack pull rod, 71, curved groove plate, 72, sliding inclined block, 73, round head push rod, 74, screw support rod, 75, pressure spring, 76, extrusion push rod, 81, guide support rod, 82, knock push rod, 83, return spring, 84, rotary deflector rod, 85, dial block, 91, dome rod, 92, extrusion spring, 101, support ring plate, 102, extrusion clamp plate, 103, bolt rotary rod.
Detailed Description
Standard parts used in the invention can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, and the specific connection modes of the parts adopt conventional means such as mature bolts, rivets, welding, pasting and the like in the prior art, and the detailed description is omitted.
Example 1: 1-8, including stay tube 1, support bent rod 2, motor 3, rotatory cap 4, sealed pressurization mechanism and mouth of pipe pressurization mechanism, stay tube 1 top is equipped with the inlet tube, and one end is equipped with two guide arms, and the bottom of the other end is equipped with the support frame, two guide arms of stay tube 1 are the level setting, one side joint that the stay tube 1 kept away from the guide arm has fire hydrant 1001, just stay tube 1 communicates with the water inlet of fire hydrant 1001, support bent rod 2 passes through bolted connection in stay tube 1 upper portion that is close to guide arm one side, support bent rod 2 is "L" shape structure, motor 3 passes through bolted connection in support bent rod 2 and keeps away from the one end of stay tube 1, rotatory cap 4 covers on the inlet tube of stay tube 1, rotatory cap 4 is used for sealing the inlet tube of stay tube 1, sealed pressurization mechanism establishes on stay tube 1, sealed pressurization mechanism is used for carrying out the pressurization test to the inside of fire hydrant 1001, mouth of pipe pressurization mechanism establishes on sealed pressurization mechanism, pressurization mechanism is used for carrying out the interface to test to fire hydrant 1001.
The sealing pressurizing mechanism comprises a threaded pushing plate frame 51, a screw rod 52, a piston pushing plate 53 and a supporting spring 54, wherein the threaded pushing plate frame 51 is connected between two guide rods of the supporting tube 1 in a sliding mode, the two guide rods of the supporting tube 1 have guiding effects on the threaded pushing plate frame 51, the screw rod 52 is connected to an output shaft of the motor 3 through a bolt, the screw rod 52 is horizontally arranged, the screw rod 52 is connected with the threaded pushing plate frame 51 through threads, the piston pushing plate 53 is connected to the inner wall of the supporting tube 1 in a sliding mode, the piston pushing plate 53 is connected with the threaded pushing plate frame 51 in a sliding mode, the piston pushing plate 53 is used for pressurizing water in the supporting tube 1, two supporting springs 54 are connected between the piston pushing plate 53 and the threaded pushing plate frame 51, and the two supporting springs 54 are sleeved on the piston pushing plate 53.
The pipe orifice pressurizing mechanism comprises a supporting pull rod 61, a perforated baffle 62, a water blocking plate 63, a compression spring 64, a rack push rod 65, a fixed rod 651, a transmission gear 66 and a rack pull rod 67, wherein the supporting pull rod 61 is connected to the lower part of a piston push plate 53 in a sliding mode, the supporting pull rod 61 penetrates through a supporting pipe 1, two protruding blocks are arranged on the supporting pull rod 61, a part of the supporting pull rod 61 is located in a fire hydrant 1001, the perforated baffle 62 is connected to the supporting pull rod 61 in a sliding mode, the two protruding blocks of the supporting pull rod 61 are located on one side, close to the motor 3, of the perforated baffle 62, a round hole is formed in the perforated baffle 62, the perforated baffle 62 is used for pressurizing an interface between the fire hydrant 1001 and the supporting pipe 1, the water blocking plate 63 is connected to one side, far away from the motor 3, of the water blocking plate 63 is located on the same horizontal line, the round hole of the perforated baffle 62, the perforated baffle 62 and the water blocking plate 63 are located in the same horizontal line, the inside wall 1001 is located in the 1001, the inner wall of the perforated baffle 62 is connected to the supporting pull rod 62, the rack push rod 67 is in the middle, the position, close to the rack push rod 67 is connected to the transmission gear 67 through the transmission gear 65, the middle is meshed with the rack 64, the rack push rod 67 is located on one side, the middle is connected to the transmission gear 67, the middle is meshed with the rack 67, the bolt 67 is meshed with the transmission gear 67, the middle is connected to the transmission gear 67 is connected to the gear 67, and the bolt 67 is connected to the middle through the transmission gear 65, and the bolt 67 is meshed with the transmission gear 67, and the transmission gear is meshed with the gear 67, the transmission gear 66 is engaged with a rack bar 67.
In actual operation, a worker clamps one end of a water inlet of the fire hydrant 1001 at one side of the support tube 1 away from the guide rod, simulates the condition that the fire hydrant 1001 is connected with a water pipe, the fire hydrant 1001 is in a closed state, the perforated baffle 62 and the water blocking plate 63 are both positioned in the fire hydrant 1001, then the worker opens the rotary cap 4, clean water is added into the support tube 1 through the water pipe, as the piston push plate 53 blocks one side of the support tube 1, water in the support tube 1 flows into the fire hydrant 1001 through a round hole of the perforated baffle 62, when the interior of the fire hydrant 1001 is filled with clean water, the worker plugs the rotary cap 4 back to the water pipe of the support tube 1 to seal the support tube 1, water in the support tube 1 is prevented from flowing back, then the worker starts the motor 3, the output shaft of the motor 3 rotates to drive the screw 52 to rotate, the screw 52 rotates to drive the threaded push plate frame 51 and the rack push rod 65 to move to the side far away from the motor 3, the piston push plate 53 hardly moves because the inside of the fire hydrant 1001 and the inside of the supporting tube 1 are filled with water, the threaded push plate frame 51 moves to compress the two supporting springs 54, the piston push plate 53 presses the water in the supporting tube 1 under the action of the elastic force of the two supporting springs 54, the water pressure inside the fire hydrant 1001 is increased, the pressure resistance inside the fire hydrant 1001 is tested, a worker detects whether the pressure resistance of the fire hydrant 1001 is qualified by observing whether the fire hydrant 1001 leaks, breaks and the like, the rack push rod 65 continuously moves to be meshed with the transmission gear 66 and drive the transmission gear 66 to rotate, the transmission gear 66 rotates to drive the rack pull rod 67 to move to the side close to the motor 3, the rack pull rod 67 moves to drive the supporting pull rod 61 to move, the support pull rod 61 moves to drive the water blocking plate 63 to move through the compression spring 64, the water blocking plate 63 moves to be in contact with the perforated baffle 62 and block the round hole of the perforated baffle 62, at the moment, clear water in the support tube 1 does not flow into the fire hydrant 1001 any more, the water blocking plate 63 continues to move to one side close to the motor 3 and pushes the perforated baffle 62 to move, meanwhile, under the action of water pressure in the support tube 1, the compression spring 64 is compressed, the perforated baffle 62 moves to squeeze clear water between the interface of the fire hydrant 1001 and the support tube 1, water pressure between the interface of the fire hydrant 1001 and the support tube 1 is increased, pressure resistance at the interface of the fire hydrant 1001 is tested, a worker detects whether the pressure resistance of the fire hydrant 1001 is qualified by observing whether water leakage, rupture and the like occur at the interface of the fire hydrant 1001, after the pressure resistance test of the fire hydrant 1001 is finished, the output shaft of the motor 3 rotates reversely to drive the screw 52 to rotate reversely, the screw 52 rotates reversely to drive the threaded push plate frame 51 and the rack push rod 65 to reset to one side close to the motor 3 together, the threaded push plate frame 51 does not squeeze the two support springs 54 any more when in reset, the two support springs 54 can reset, the rack push rod 65 rotates reversely to drive the transmission gear 66 and then is disengaged from the transmission gear 66, the transmission gear 66 rotates reversely to drive the rack pull rod 67 to reset to one side far away from the motor 3, the rack pull rod 67 rotates to drive the support pull rod 61 to reset, the support pull rod 61 does not squeeze the compression spring 64 any more when in reset, the compression spring 64 rotates to reset, then the support pull rod 61 drives the water blocking plate 63 to reset through the compression spring 64, the water blocking plate 63 moves away from contact with the perforated baffle 62, the two lugs are contacted with the perforated baffle 62 when the support pull rod 61 moves back, and pushes the perforated barrier 62 to move to a side far from the motor 3, and then the worker removes the tested hydrant 1001 from the support pipe 1, thereby completing the pressure resistance test of the inside and the interface of the hydrant 1001.
Example 2: on the basis of embodiment 1, as shown in fig. 1-12, the fire hydrant is further provided with an extrusion mechanism, the extrusion mechanism is arranged on the supporting pull rod 61, the extrusion mechanism is used for pressurizing one end of a water inlet of the fire hydrant 1001, the extrusion mechanism comprises a curved groove plate 71, a sliding inclined surface block 72, a round head push rod 73, a threaded support rod 74, a pressure spring 75 and an extrusion push rod 76, the bottom of one side of the supporting pull rod 61, which is close to the motor 3, is connected with two curved groove plates 71 through rivets, one side, which is far away from the rack pull rod 67, of the two curved groove plates 71 is provided with guide grooves, the two guide grooves of the curved groove plates 71 are connected with a sliding inclined surface block 72 in a sliding mode, the sliding inclined surface block 72 is connected with a supporting frame of the supporting tube 1 in a sliding mode, the round head push rod 73 is in sliding mode and is in contact with an inclined surface of the sliding inclined surface block 72, the threaded support rod 74 is connected with the round head push rod 73, the two support rods 74 are connected with the threaded support rod 74 in a sliding mode, the two end of the pressure push rod 74 is far away from the fire hydrant 76 through the thread of the extrusion push rod 75, and the end of the extrusion push rod 76 is in a sliding mode.
Initially, when one end of the water inlet of the fire hydrant 1001 is clamped on the supporting tube 1, the extrusion ejector rod 76 is contacted with one end of the water outlet of the fire hydrant 1001, then a worker connects the water outlet of the fire hydrant 1001 with an external water gun, when the supporting pull rod 61 moves to the side close to the motor 3, the two curved groove plates 71 are driven to move together, the two curved groove plates 71 move to push the sliding inclined surface block 72 to move upwards, the sliding inclined surface block 72 moves upwards to push the round head ejector rod 73 to the side far away from the motor 3 through the inclined surface, the round head ejector rod 73 moves to enable the two pressure springs 75 to be compressed, meanwhile, the threaded supporting rod 74 presses the extrusion ejector rod 76 under the elastic force of the two pressure springs 75, so that the extrusion ejector rod 76 presses one end of the water outlet of the fire hydrant 1001, the interface between the fire hydrant 1001 and the water gun is pressurized, the compression resistance condition at the water outlet of the fire hydrant 1001 is tested, by observing whether the interface between the fire hydrant 1001 and the water gun is water leakage, broken or the like, the staff detects whether the pressure resistance at the water outlet of the fire hydrant 1001 is qualified or not, and further, the pressure resistance at each interface of the fire hydrant 1001 can be detected more comprehensively, so that the detection result is more accurate, for fire hydrants 1001 of different types, the staff can rotate the extrusion ejector rod 76 to enable the extrusion ejector rod 76 to move left and right and to be contacted with one end of the water outlet of the fire hydrant 1001 so as to perform pressure resistance tests on fire hydrants 1001 of different types, when the support pull rod 61 resets towards the side far from the motor 3, the two bent groove plates 71 are driven to reset together, the two bent groove plates 71 can push the sliding inclined surface blocks 72 to reset downwards, the sliding inclined surface blocks 72 do not push the round head ejector rods 73 any more, the two pressure springs 75 reset to drive the round head ejector rods 73 to reset, resetting the rounded ejector pin 73 will not squeeze the threaded support rod 74 and squeeze the ejector pin 76.
Example 3: on the basis of embodiment 2, as shown in fig. 1-13, the vibration mechanism is further arranged on the piston push plate 53, the vibration mechanism comprises a guide support rod 81, a knocking support rod 82, a return spring 83, a rotary deflector 84 and a deflector block 85, the guide support rod 81 is connected to the upper portion of one side of the piston push plate 53, which is close to the motor 3, through a bolt, the knocking support rod 82 is slidably connected to the guide support rod 81, the knocking support rod 82 is horizontally arranged, one end of the knocking support rod 82, which is far away from the motor 3, is in contact with the piston push plate 53, the knocking support rod 82 is used for knocking the piston push plate 53, a short groove is formed in one side of the knocking support rod 82, which is far away from the piston push plate 53, a return spring 83 is connected between the guide support rod 81 and the knocking support rod 82, the return spring 83 is sleeved on the deflector rod 82, the rotary deflector 84 is rotatably connected to the middle position of the support bent rod 2, the short rod 84 is slidably connected to the short groove of the deflector rod 82, and the deflector block 85 is horizontally arranged on the same position of the deflector block 84 through the bolt.
At first, one end of the knocking ejector rod 82 contacts with one side of the piston push plate 53, the thread ejector rack 51 can drive the shifting block 85 to move when moving to one side far away from the motor 3, the shifting block 85 can contact with the rotating shifting rod 84, and push the rotating shifting rod 84 to swing, the rotating shifting rod 84 swings and pulls the knocking ejector rod 82 to move to one side close to the motor 3, the return spring 83 is stretched, the knocking ejector rod 82 moves and can be separated from contact with one side of the piston push plate 53, when the thread ejector rack 51 resets to one side close to the motor 3, the shifting block 85 moves and can be separated from contact with the rotating shifting rod 84, the return spring 83 resets and can drive the knocking ejector rod 82 to reset, the knocking ejector rod 82 can be contacted with one side of the piston push plate 53 again, and knock the piston push plate 53, clear water in the supporting tube 1 is vibrated, the knocking ejector rod 82 resets and pushes the rotating shifting rod 84 to reset, the interface between the fire hydrant 1001 and the supporting tube 1 is further pressurized through clear water between the interface of the vibrating fire hydrant 1001, the water inlet end of the fire hydrant 1001 is tested more fully, the fire hydrant 1001 is detected fully, the pressure resistance of the fire hydrant 1001 is detected fully, and the pressure resistance of the fire hydrant is detected better, and the pressure resistance is detected.
Example 4: on the basis of embodiment 3, as shown in fig. 3-12, the fire hydrant further comprises a round ejector rod 91 and a pressing spring 92, wherein the round ejector rod 91 is connected to the sliding inclined surface block 72 in a sliding mode, the round ejector rod 91 is arranged vertically, the round ejector rod 91 is located below a water inlet of the fire hydrant 1001, the round ejector rod 91 is used for pressing the fire hydrant 1001, the pressing spring 92 is connected between the round ejector rod 91 and the sliding inclined surface block 72, and the pressing spring 92 is sleeved on the round ejector rod 91.
The sliding inclined surface block 72 drives the round ejector rod 91 to move upwards through the extrusion spring 92 while the round ejector rod 91 moves upwards, the round ejector rod 91 moves upwards to be in contact with one end of the water inlet of the fire hydrant 1001 and extrude one end of the water inlet of the fire hydrant 1001, so that one end of the water outlet of the fire hydrant 1001 is fully pressurized, meanwhile, the fire hydrant 1001 can bear against the round ejector rod 91, the extrusion spring 92 is compressed, whether water leakage, cracking and the like occur at an interface between the fire hydrant 1001 and a water gun or not is observed, and the pressure resistance at the interface of the fire hydrant 1001 can be effectively detected, so that the accuracy of the pressure resistance detection result of the fire hydrant 1001 is effectively improved; when the sliding inclined surface block 72 is reset downwards, the extrusion spring 92 is not extruded, the extrusion spring 92 is reset firstly, then the sliding inclined surface block 72 drives the round push rod 91 to reset downwards through the extrusion spring 92, and the round push rod 91 is reset downwards and is separated from contact with the fire hydrant 1001.
Example 5: on the basis of embodiment 4, as shown in fig. 1-12, the fire hydrant is further provided with a supporting ring plate 101, extrusion clamping plates 102 and bolt rotating rods 103, wherein the supporting ring plate 101 is connected to one side, far away from the supporting bent rods 2, of the supporting pipe 1 in a sliding mode, an annular structure is arranged on the supporting ring plate 101, a fire hydrant 1001 penetrates through the annular structure of the supporting ring plate 101, the annular structure of the supporting ring plate 101 is connected with two extrusion clamping plates 102 in a sliding mode, the two extrusion clamping plates 102 are symmetrically arranged, one end, close to a water inlet, of the fire hydrant 1001 is located between the two extrusion clamping plates 102, the two extrusion clamping plates 102 are used for extruding the fire hydrant 1001, the two bolt rotating rods 103 are connected to the supporting ring plate 101 in a symmetrical mode through threads, and the two bolt rotating rods 103 are connected with the extrusion clamping plates 102 in a rotating mode.
Initially, after the water inlet end of the fire hydrant 1001 is clamped to the support tube 1, the water inlet end of the fire hydrant 1001 is located between the two extrusion clamping plates 102, a worker rotates the two bolt rotating rods 103, so that the two extrusion clamping plates 102 move towards directions close to each other and are in contact with the water inlet end of the fire hydrant 1001, the two extrusion clamping plates 102 extrude the water inlet end of the fire hydrant 1001, the outside of the fire hydrant 1001 is pressurized, the pressure resistance of the outside of the fire hydrant 1001 is tested, the testing integrity is improved, and after the fire hydrant 1001 is tested, the worker reversely rotates the two bolt rotating rods 103, so that the two extrusion clamping plates 102 extrude the fire hydrant 1001.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A pressure-resistant testing device of an indoor fire hydrant is characterized in that: including stay tube (1), support bent rod (2), motor (3), rotatory lid (4), sealed pressurizing mechanism and mouth of pipe pressurizing mechanism, stay tube (1) top is equipped with the inlet tube, and one end is equipped with two guide arms, and the bottom of the other end is equipped with the support frame, one side joint that the guide arm was kept away from to stay tube (1) has fire hydrant (1001), just the water inlet intercommunication of stay tube (1) and fire hydrant (1001), support bent rod (2) fixed connection is near the upper portion of guide arm one side in stay tube (1), one end that stay tube (1) was kept away from in motor (3) fixed connection is in support bent rod (2), rotatory lid (4) lid is on the inlet tube of stay tube (1), sealed pressurizing mechanism is established on stay tube (1), sealed pressurizing mechanism is used for carrying out the pressurization test to the inside of fire hydrant (1001), mouth of pipe pressurizing mechanism is established on sealed pressurizing mechanism, mouth of pipe pressurizing mechanism is used for carrying out the pressurization test to the interface of fire hydrant (1001).
2. The pressure resistance test device for an indoor hydrant according to claim 1, wherein: the sealing pressurizing mechanism comprises a threaded pushing plate frame (51), a screw rod (52), a piston pushing plate (53) and a supporting spring (54), wherein the threaded pushing plate frame (51) is connected between two guide rods of the supporting tube (1) in a sliding mode, the screw rod (52) is fixedly connected to an output shaft of the motor (3), the screw rod (52) is connected with the threaded pushing plate frame (51) through threads, the piston pushing plate (53) is connected to the inner wall of the supporting tube (1) in a sliding mode, the piston pushing plate (53) is connected with the threaded pushing plate frame (51) in a sliding mode, and two supporting springs (54) are connected between the piston pushing plate (53) and the threaded pushing plate frame (51).
3. The pressure resistance test device for an indoor hydrant according to claim 2, wherein: the pipe orifice pressurizing mechanism comprises a supporting pull rod (61), an opening baffle plate (62), a water shutoff plate (63), a compression spring (64), a rack push rod (65), a fixed rod (651), a transmission gear (66) and a rack pull rod (67), wherein the supporting pull rod (61) is connected to the lower part of a piston push plate (53) in a sliding mode, the supporting pull rod (61) penetrates through a supporting pipe (1), two protruding blocks are arranged on the supporting pull rod (61), a part of the supporting pull rod (61) is located in a fire hydrant (1001), the opening baffle plate (62) is connected to the supporting pull rod (61) in a sliding mode, the two protruding blocks of the supporting pull rod (61) are located on one side, close to a motor (3), of the opening baffle plate (62) are provided with round holes, the water shutoff plate (63) is connected to one side, far away from the motor (3), the round holes of the opening baffle plate (63) and the opening baffle plate (62) are located on the same horizontal line, the opening baffle plate (62) and the water shutoff plate (1001) are located in the supporting pull rod (61) and are connected to the fire hydrant (1001) in a contact mode, the compression baffle plate (64) is located between the inner wall (1001), the utility model discloses a rack push rod, including screw thread push rod frame (51), rack push rod (65), dead lever (651), gear (67) and rack pull rod (67) are fixed connection, rack push rod (65) fixed connection is in the intermediate position of screw thread push rod frame (51) bottom, rack push rod (65) can be with drive gear (66) meshing, dead lever (651) fixed connection is in the lower part that stay tube (1) is close to guide arm one side, drive gear (66) swivelling joint is in the intermediate position of dead lever (651), rack pull rod (67) fixed connection is at the top that support pull rod (61) is close to motor (3) one side, drive gear (66) and rack pull rod (67) meshing.
4. A pressure resistance test device for an indoor hydrant according to claim 3, wherein: the fire hydrant is characterized by further comprising an extrusion mechanism, wherein the extrusion mechanism is arranged on the supporting pull rod (61), the extrusion mechanism comprises a bent groove plate (71), a sliding inclined surface block (72), round head ejector rods (73), threaded support rods (74), pressure springs (75) and extrusion ejector rods (76), the bottom of one side, close to the motor (3), of the supporting pull rod (61) is fixedly connected with two bent groove plates (71), two sides, far away from the rack pull rod (67), of the bent groove plate (71) are slidably connected with the sliding inclined surface block (72), the sliding inclined surface block (72) is slidably connected with a support frame of the support tube (1), inclined surfaces are arranged on the sliding inclined surface block (72), the round head ejector rods (73) are slidably connected to the lower portion of the support frame of the support tube (1), the round head ejector rods (73) are in contact with the inclined surfaces of the sliding inclined surface block (72), the threaded support rods (74) are slidably connected to the round head ejector rods (73), two pressure springs (75) are connected between the round head ejector rods (73) and the threaded support rods (74), and one ends of the round head ejector rods (76) are in contact with the extrusion pin (1001).
5. The pressure resistance test device for an indoor hydrant according to claim 4, wherein: still including vibration mechanism, vibration mechanism establishes on piston push pedal (53), vibration mechanism is including direction bracing piece (81), strike ejector pin (82), return spring (83), rotate driving lever (84) and shifting block (85), direction bracing piece (81) fixed connection is near the upper portion of motor (3) one side in piston push pedal (53), strike ejector pin (82) sliding connection on direction bracing piece (81), strike one end that motor (3) were kept away from to ejector pin (82) and piston push pedal (53) contact, be connected with return spring (83) between direction bracing piece (81) and strike ejector pin (82), rotate driving lever (84) swivelling joint in the intermediate position that supports bent lever (2), rotate driving lever (84) and strike driving lever (82) sliding connection, driving block (85) fixed connection is at the top of screw thread pushing plate frame (51), driving lever (85) and the lower part of rotating driving lever (84) are located same horizontal line.
6. The pressure resistance test device for an indoor hydrant according to claim 5, wherein: still including round ejector pin (91) and extrusion spring (92), round ejector pin (91) slidingtype connection is on slip inclined plane piece (72), round ejector pin (91) are located the water inlet below of fire hydrant (1001), be connected with extrusion spring (92) between round ejector pin (91) and slip inclined plane piece (72).
7. The pressure resistance test device for an indoor hydrant according to claim 6, wherein: still including support ring board (101), extrusion splint (102) and bolt bull stick (103), support ring board (101) slidingtype connection is kept away from one side of supporting curved bar (2) in stay tube (1), and fire hydrant (1001) pass support ring board (101), support ring board (101) is last slidingtype to be connected with two extrusion splint (102), two extrusion splint (102) are the symmetry setting, the one end that fire hydrant (1001) is close to the water inlet is located between two extrusion splint (102), there are two bolt bull sticks (103) on support ring board (101) through threaded connection, two bolt bull stick (103) are the symmetry setting, bolt bull stick (103) are rotatable with extrusion splint (102).
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| CN202311313700.1A CN117074202B (en) | 2023-10-11 | 2023-10-11 | Pressure-resistant testing device of indoor fire hydrant |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204924584U (en) * | 2015-09-12 | 2015-12-30 | 福建省锦阳消防科技有限公司 | Fire hydrant combined test stand |
| CN207168910U (en) * | 2017-09-07 | 2018-04-03 | 广东为众消防科技股份有限公司 | A kind of fire hydrant pressure measurement connector |
| CN112284716A (en) * | 2020-11-04 | 2021-01-29 | 舒瑞 | Detection device is used in fire control valve processing |
| CN212700219U (en) * | 2020-06-30 | 2021-03-16 | 河南迅捷检测中心技术服务有限公司 | Fire hydrant pressure detection device |
| CN216358774U (en) * | 2021-11-15 | 2022-04-22 | 天津市君贤消防科技有限公司 | Fire hydrant pressure measuring connector for fire engineering |
| CN217425021U (en) * | 2022-03-29 | 2022-09-13 | 浙江聚森检测科技有限公司 | Intelligent fire-fighting detection equipment |
| CN116212298A (en) * | 2023-03-15 | 2023-06-06 | 国建房安(河南)工程检测咨询有限公司 | Fire hydrant water pressure detection device |
| CN116660049A (en) * | 2023-07-28 | 2023-08-29 | 达州华冠砼业有限公司 | Concrete pipeline water pressure testing equipment and method |
-
2023
- 2023-10-11 CN CN202311313700.1A patent/CN117074202B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204924584U (en) * | 2015-09-12 | 2015-12-30 | 福建省锦阳消防科技有限公司 | Fire hydrant combined test stand |
| CN207168910U (en) * | 2017-09-07 | 2018-04-03 | 广东为众消防科技股份有限公司 | A kind of fire hydrant pressure measurement connector |
| CN212700219U (en) * | 2020-06-30 | 2021-03-16 | 河南迅捷检测中心技术服务有限公司 | Fire hydrant pressure detection device |
| CN112284716A (en) * | 2020-11-04 | 2021-01-29 | 舒瑞 | Detection device is used in fire control valve processing |
| CN216358774U (en) * | 2021-11-15 | 2022-04-22 | 天津市君贤消防科技有限公司 | Fire hydrant pressure measuring connector for fire engineering |
| CN217425021U (en) * | 2022-03-29 | 2022-09-13 | 浙江聚森检测科技有限公司 | Intelligent fire-fighting detection equipment |
| CN116212298A (en) * | 2023-03-15 | 2023-06-06 | 国建房安(河南)工程检测咨询有限公司 | Fire hydrant water pressure detection device |
| CN116660049A (en) * | 2023-07-28 | 2023-08-29 | 达州华冠砼业有限公司 | Concrete pipeline water pressure testing equipment and method |
Non-Patent Citations (1)
| Title |
|---|
| 康大生: "消防给水系统设计压力与检测压力探析", 武警学院学报, vol. 29, no. 8, pages 19 - 20 * |
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