An encryption type ground fire hydrant and a control method thereof

Abstract

The application provides an encrypted ground fire hydrant and a control method thereof, which have good lock protection function, can effectively prevent fire hydrant parts from being stolen and the occurrence of water stealing, and comprises a fire hydrant body, a water outlet arranged on the fire hydrant body, a valve seat arranged in the fire hydrant body, a valve rod arranged on the fire hydrant body, and a sealing box. A sealing piece for sealing the valve seat is arranged on the valve rod, the other end of the valve rod penetrates the fire hydrant body upwards, the sealing box is fixedly arranged on the upper end of the fire hydrant body, the valve rod is located in the fire hydrant body, a first gear is arranged on the valve rod, a rotating motor is arranged in the sealing box, a second gear meshing with the first gear is arranged on the rotating motor, a storage battery is arranged in the fire hydrant body, a power supply device for supplying power between the storage battery and the rotating motor is arranged, and a button for controlling the forward and reverse rotation of the rotating motor is further arranged on the sealing box.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of fire hydrant, in particular to an encrypted ground fire hydrant and a control method thereof. BACKGROUND

[0002] The fire water supply system is the main fire extinguishing system of building, and the fire hydrant is the main fire extinguishing facility. At present, the conventional fire hydrant does not have the anti-theft function, so that the public fire hydrant parts are stolen and the water is stolen in the city, especially in the urban and rural areas, which causes great human and economic losses to the maintenance unit and the water supply enterprise. More seriously, it brings great inconvenience to the fire fighting, affects the rescue of the fire, and causes great losses to the people. In order to solve this problem, the present application is produced. SUMMARY

[0003] Therefore, in order to solve the above problems, the present application provides an encrypted ground fire hydrant and a control method thereof, which has good lock anti-theft function and can effectively prevent the fire hydrant parts from being stolen and the water from being stolen.

[0004] In order to solve the above technical problems, the present application adopts the following solution: an encrypted ground fire hydrant and a control method thereof, comprising a fire hydrant body, a water outlet provided on the fire hydrant body, a valve seat provided in the fire hydrant body, a valve rod provided on the fire hydrant body, a sealing box, the valve rod is provided with a sealing flap for sealing the valve seat, the other end of the valve rod penetrates out of the fire hydrant body, the sealing box is fixedly arranged on the upper end of the fire hydrant body, the valve rod is located in the fire hydrant body, the valve rod is provided with a first gear, the sealing box is provided with a rotating motor, the rotating motor is provided with a second gear meshing with the first gear, the fire hydrant body is provided with a storage battery, the storage battery and the rotating motor are provided with a power supply device for connecting the storage battery and the rotating motor to supply power, and the sealing box is further provided with a button for controlling the forward and reverse rotation of the rotating motor.

[0005] Further improvement is that: the power supply device comprises a first conductive rod connected with the storage battery and a second conductive rod connected with the rotating motor, the sealing box is provided with a fixed plate above the valve rod, the fixed plate and the sealing box are provided with a conductive channel, the first conductive rod and the second conductive rod are arranged on the upper end of the sealing box and located in the conductive channel, the conductive channel is provided with a conductive liquid below the first conductive rod and the second conductive rod, and the sealing box is provided with a liquid pushing device for pushing the conductive liquid to contact the first conductive rod and the second conductive rod.

[0006] Further improvement is that the liquid pushing device comprises a piston sealing the conductive liquid, the piston is slidingly arranged in the conductive channel, a connecting plate is arranged in the conductive channel, a sliding rod is arranged on the piston, the sliding rod penetrates the connecting plate, the other end of the sliding rod is provided with a pushing plate, a pushing plate device is arranged in the conductive channel for pushing the pushing plate to slide the piston and further push the conductive liquid to contact the first and second conductive rods, and a reset device is further arranged between the pushing plate and the connecting plate.

[0007] Further improvement is that the pushing plate device comprises an eccentric wheel, the sealing box is rotationally provided with a rotating rod, the eccentric wheel is arranged on the rotating rod, the eccentric wheel abuts against the pushing plate, the other end of the rotating rod is provided with a rotating gear, and the sealing box is provided with a rotating encryption device for driving the rotating gear to rotate.

[0008] Further improvement is that the encryption device comprises a toothed row with magnetism, the sealing box is provided with a sliding groove at the position of the rotating gear, the toothed row is arranged in the sliding groove, the toothed row is in meshing transmission with the rotating gear, and the sliding groove is provided with a reset device for automatically resetting the toothed row.

[0009] Further improvement is that the toothed row and the inner wall of the sliding groove are provided with an anti-opening and closing device.

[0010] Further improvement is that the anti-opening and closing device is that the toothed row is provided with a first friction surface at the contact surface with the inner wall of the sliding groove, the inner wall of the sliding groove is provided with a second friction surface, and the first friction surface and the second friction surface abut against each other.

[0011] Further improvement is that the sealing box is provided with an opening and closing groove at the position of the toothed row.

[0012] Further improvement is that the reset device is a reset spring, and the reset device is a reset spring.

[0013] The control method of the above-mentioned encryption type ground fire hydrant,

[0014] S1: insert an opening and closing rod with the same magnetism as the toothed row into the opening and closing groove, the toothed row slides in the sliding groove under the action of the magnetic force and compresses the reset spring;

[0015] S2: the toothed row drives the rotating gear to rotate, the rotating gear drives the rotating rod to rotate, the rotating rod drives the eccentric wheel to rotate, when the eccentric wheel rotates, the end portion away from the eccentric end gradually abuts against the pushing plate, the pushing plate moves and compresses the reset spring;

[0016] S3: the pushing plate moves to drive the sliding rod to slide, the sliding rod drives the piston to slide, so as to push the conductive liquid to rise and submerge the first and second conductive rods;

[0017] S4: press the motor forward rotation button, rotate the motor to drive the first gear to rotate, the first gear drives the second gear to rotate, thereby opening the fire hydrant.

[0018] By adopting the foregoing technical scheme, the present application has the beneficial effects that:

[0019] The structure is simple, convenient to use, and has good encryption effect. When opening the fire hydrant, a magnetic rod with a specific magnetic force value is needed to open the fire hydrant, avoiding the phenomenon of non-staff opening the fire hydrant to steal water, avoiding the waste and loss of water resources, and ensuring the safety and reliability of the fire fighting work. BRIEF DESCRIPTION OF DRAWINGS

[0020] Fig. 1 is a schematic diagram of a partially cutaway structure of an encryption type ground fire hydrant according to an embodiment of the present application.

[0021] Fig. 2 is an enlarged structure schematic diagram of A according to an embodiment of the present application. DETAILED DESCRIPTION

[0022] The present application will be further described in conjunction with the drawings and specific embodiments.

[0023] Reference Figs. 1-2 The present application discloses an encryption type ground fire hydrant, which comprises a fire hydrant body 1, a water outlet provided on the fire hydrant body 1, a valve seat provided in the fire hydrant body 1, a valve rod 2 provided on the fire hydrant body 1, and a sealing box 3. The valve rod 2 is provided with a sealing flap for sealing the valve seat. The other end of the valve rod 2 extends out of the fire hydrant body 1 upward. The sealing box 3 is fixedly arranged on the upper end of the fire hydrant body 1. The valve rod 2 is located in the fire hydrant body 1. The valve rod 2 is provided with a first gear 4. The sealing box 3 is provided with a rotating motor 6. The rotating motor 6 is provided with a second gear 5 engaged with the first gear 4. The fire hydrant body 1 is provided with a storage battery. The sealing box 3 is further provided with a button for controlling the forward and reverse rotation of the rotating motor 6. The storage battery and the rotating motor 6 are provided with a power supply device for connecting the storage battery and the rotating motor 6 to supply power.

[0024] Specifically, the power supply device includes a first conductive rod 8 electrically connected with the power storage and a second conductive rod 9 electrically connected with the rotating motor 6, the first conductive rod 8 and the second conductive rod 9 form a circuit breaker, the sealing box 3 is provided with a fixed plate 7 above the valve rod 2, the fixed plate 7 is provided with a conductive channel 10 between the sealing box, the first conductive rod 8 and the second conductive rod 9 are arranged on the upper end of the sealing box 3 and located in the conductive channel 10, the conductive channel 10 is provided with a conductive liquid 11 below the first conductive rod 8 and the second conductive rod 9, the sealing box 3 is provided with a piston 12 for pushing the conductive liquid 11 to contact the first conductive rod 8 and the second conductive rod 9 and capable of sealing the conductive liquid 11, the piston 12 is slidingly arranged in the conductive channel 10, the conductive channel 10 is provided with a connecting plate, the piston 12 is provided with a sliding rod 13, the sliding rod 13 penetrates the connecting plate, the other end of the sliding rod 13 located at the piston 12 is provided with a push plate 14, the conductive channel 10 is provided with an eccentric wheel 15 for pushing the push plate 14 to slide the piston 12 and further push the conductive liquid 11 to contact the first conductive rod 8 and the second conductive rod 9, the sealing box 3 is rotatably provided with a rotating rod 16, the eccentric wheel 15 is arranged on the rotating rod 16, the eccentric wheel 15 abuts against the push plate 14, the other end of the rotating rod 16 is provided with a rotating gear 15, the sealing box 3 is provided with a rotating encryption device for driving the rotating gear 15 to rotate, the push plate 14 and the connecting plate are further provided with a reset spring.

[0025] Specifically, the encryption device includes a tooth row 18 with magnetism, the sealing box 3 is provided with a sliding groove at the position of the rotating gear 15, the tooth row 18 is arranged in the sliding groove, the tooth row 18 is in meshing transmission with the rotating gear 15, the sliding groove is provided with a reset spring 19 for automatically resetting the tooth row 18.

[0026] In order to prevent others from opening the fire hydrant at will by using a magnetic rod, the tooth row 18 is provided with a first friction surface at the contact surface with the inner wall of the sliding groove, the inner wall of the sliding groove is provided with a second friction surface, and the first friction surface and the second friction surface abut against each other. By the first friction surface and the second friction surface, the sliding of the tooth row 18 can be limited, so that the magnetic force of the magnetic rod pushing the tooth row 18 needs to reach a predetermined value to open, which is further beneficial to the management of the staff and prevents the fire hydrant from being opened at will by contacting the magnetic rod.

[0027] In order to facilitate the opening and closing of the fire hydrant by the magnetic rod, the sealing box 3 is provided with an opening and closing groove 20 at the tooth row 18.

[0028] A method for opening and closing the fire hydrant,

[0029] Step one: insert the opening and closing rod with the same magnetism as the tooth row 18 into the opening and closing groove 20, the tooth row 18 slides in the sliding groove under the action of the magnetic force and compresses the reset spring 19;

[0030] Step two: the sliding gear 18 drive rotating gear 15 rotation, rotating gear 15 drive rotating rod 16 rotation, rotating rod 16 drive eccentric wheel 15 rotation, eccentric wheel 15 rotation, away from the end of the end gradually with the push plate 14 resistance, push the push plate 14 move and compression reset spring;

[0031] Step three: push plate 14 drive sliding rod 13 sliding, sliding rod 13 drive piston 12 sliding, so as to push the conductive liquid 11 rise to submerge the first conductive stick 8 and the second conductive stick 9;

[0032] Step four: press the motor forward button, rotating motor 6 drive first gear 4 rotation, first gear 4 drive second gear 5 rotation, so as to open the fire hydrant;

[0033] Step five: when the fire hydrant is closed, press the motor reverse button, rotating motor 6 reverse drive fire hydrant to close, then pull out the open and close rod, under the action of reset spring 19 and reset spring, piston 12 reset, then the conductive liquid 11 reset, so that the first conductive stick 8 and the second conductive stick 9 power off, so as to encrypt the fire hydrant.

[0034] The above shows and describes the basic principles and main features of the present application and its advantages, those skilled in the art should understand that the present application is not limited to the above examples, the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the description described in the above examples and the

Claims

1. A type of encrypted above-ground fire hydrant, comprising a fire hydrant body, a water outlet disposed on the fire hydrant body, a valve seat disposed within the fire hydrant body, and a valve stem disposed on the fire hydrant body, wherein the valve stem is provided with a sealing flap for sealing the valve seat, and the other end of the valve stem extends upward through the fire hydrant body, characterized in that: The application also discloses a sealing box which is fixedly arranged on the upper end of the hydrant body, a valve rod is arranged in the hydrant body, a first gear is arranged on the valve rod, a rotating motor is arranged in the sealing box, a second gear which is engaged with the first gear is arranged on the rotating motor, a storage battery is arranged in the hydrant body, a power supply device which is used for supplying power between the storage battery and the rotating motor is arranged between the storage battery and the rotating motor, a button which is used for controlling the rotating motor to rotate reversely is further arranged on the sealing box, the power supply device comprises a first conductive rod which is electrically connected with the storage battery and a second conductive rod which is electrically connected with the rotating motor, a fixing plate is arranged above the valve rod of the sealing box, a conductive channel is arranged between the fixing plate and the sealing box, the first conductive rod and the second conductive rod are arranged on the upper end of the sealing box and are arranged in the conductive channel, a conductive liquid is arranged in the conductive channel and is arranged below the first conductive rod and the second conductive rod, and a liquid pushing device which is used for pushing the conductive liquid to contact with the first conductive rod and the second conductive rod is arranged in the sealing box.

2. The encrypted above-ground fire hydrant of claim 1, wherein: The liquid pushing device comprises a piston which is used for sealing the conductive liquid, the piston is slidably arranged in the conductive channel, a connecting plate is arranged in the conductive channel, a sliding rod is arranged on the piston, the sliding rod penetrates through the connecting plate, a pushing plate is arranged on the other end of the sliding rod, a pushing plate device which is used for pushing the pushing plate so that the piston slides and the conductive liquid contacts with the first conductive rod and the second conductive rod is arranged in the conductive channel, and a reset device is further arranged between the pushing plate and the connecting plate.

3. A concealed above-ground fire hydrant according to claim 2, wherein: The pushing plate device comprises an eccentric wheel, a rotating rod is rotatably arranged on the sealing box, the eccentric wheel is arranged on the rotating rod, the eccentric wheel abuts against the pushing plate, a rotating gear is arranged on the other end of the rotating rod, and a rotating encryption device which is used for driving the rotating gear to rotate is arranged on the sealing box.

4. A concealed above-ground fire hydrant according to claim 3, wherein: The encryption device comprises a gear row which has magnetism, a sliding groove is arranged on the sealing box and is located the position of the rotating gear, the gear row is arranged in the sliding groove, the gear row is engaged with the rotating gear to drive, and a reset device which is used for enabling the gear row to reset automatically is arranged in the sliding groove.

5. A concealed above-ground fire hydrant according to claim 4, wherein: The reset device is arranged between the gear row and the inner wall of the sliding groove.

6. A concealed above-ground fire hydrant according to claim 5, wherein: The reset device is that a first friction surface is arranged on the contact surface between the gear row and the inner wall of the sliding groove, a second friction surface is arranged on the inner wall of the sliding groove, and the first friction surface and the second friction surface abut against each other.

7. The encrypted above-ground fire hydrant of claim 4, wherein: The sealing box is provided with an opening and closing groove at the position of the gear row.

8. The encrypted above-ground fire hydrant of claim 4, wherein: The reset device is a reset spring, and the reset device is a reset spring.

9. A control method of the encryption type ground hydrant according to any one of the preceding claims, characterized in that: S1: inserting an opening and closing rod with the same magnetism as the gear row into the opening and closing groove, the gear row slides in the sliding groove under the action of the magnetic force and compresses the reset spring; S2: the gear row drives the rotating gear to rotate, the rotating gear drives the rotating rod to rotate, the rotating rod drives the eccentric wheel to rotate, when the eccentric wheel rotates, the end far from the eccentric end gradually abuts against the pushing plate, the pushing plate moves and compresses the reset spring; S3: the pushing plate drives the sliding rod to slide, the sliding rod drives the piston to slide, thereby driving the conductive liquid to rise and submerge the first conductive rod and the second conductive rod. S4: press the motor forward rotation button, rotate the motor to drive the first gear to rotate, the first gear drives the second gear to rotate, thereby opening the fire hydrant.

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