Supercharging equipment special for expanded connection of fire hose connecting buckle

Abstract

The utility model relates to the technical field of water hose connection buckles, in particular to special supercharging equipment for expanded connection of a fire hose connection buckle, which comprises a water supply waterway, a supercharging device and a pressure transmitter, the supercharging device comprises a supercharging cavity and a supercharging cylinder, the supercharging cavity is communicated with the water supply waterway so as to access water provided by the water supply waterway, and the supercharging cylinder is communicated with the supercharging cavity. A piston rod of the pressurizing cylinder extends into the pressurizing cavity to pressurize water in the cavity, meanwhile, the pressurizing cavity is further communicated with a fire hose connecting buckle to enable pressurized water to be used for expanded connection of the fire hose connecting buckle, and the pressure transmitter is communicated with the pressurizing cavity to monitor the pressure value of the water in the cavity in real time. The technical problems that in the prior art, pressurization is directly conducted through hydraulic oil, pressurization pressure is uncontrollable, and leakage is likely to occur due to too high pressure are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of water hose joint, concretely relates to a special booster equipment for fire hose joint expansion joint. BACKGROUND

[0002] The existing fire hose joint is directly pressurized by hydraulic oil when butting, the hydraulic oil is used as the pressurizing medium, the pressurizing pressure is uncontrollable, and leakage is prone to occur due to excessively high pressure. SUMMARY

[0003] In order to solve the technical problems that the existing technology directly pressurizes by hydraulic oil, the pressurizing pressure is uncontrollable, and leakage is prone to occur due to excessively high pressure, the present application provides a special booster equipment for fire hose joint expansion joint, which solves the above technical problems.

[0004] The utility model discloses the technical scheme adopted by the utility model solves its technical problem:

[0005] The utility model provides a special booster equipment for fire hose joint expansion joint, include: water supply waterway, the booster device, the booster device includes the booster cavity and the booster cylinder, the booster cavity is communicated with the water supply waterway to access the water provided by the water supply waterway, the piston rod of the booster cylinder is inserted into the booster cavity to pressurize the water in the chamber, simultaneously, the booster cavity is also communicated with the fire hose joint to use the water after pressurization for the expansion joint of fire hose joint, pressure transmitter, the pressure transmitter is communicated with the booster cavity to monitor the pressure value of water in the chamber in real time.

[0006] Further, the end of the water supply waterway is provided with a four-way joint, and the four interfaces of the four-way joint are respectively communicated with the water supply waterway, the booster cavity, the fire hose joint and the pressure transmitter.

[0007] Further, the piston rod of the booster cylinder is driven by a hydraulic oil circuit, and the oil inlet and the oil return of the hydraulic oil circuit are respectively communicated with the two chambers in the cylinder body of the booster cylinder separated by the piston rod.

[0008] Further, the hydraulic oil circuit further includes a hydraulic oil tank, a booster pump and a reversing electromagnetic valve, the booster pump delivers the oil liquid of the hydraulic oil tank to the booster cylinder, and the reversing electromagnetic valve is arranged between the booster pump and the booster cylinder to change the direction of the oil liquid, so as to adjust the depth of the piston rod inserted into the booster cavity.

[0009] Further, the water supply waterway includes a water storage tank, a water supplement cylinder, a check valve and a stop valve, the water supplement cylinder delivers the water in the water storage tank to the four-way joint, the stop valve is arranged between the water supplement cylinder and the four-way joint, and the check valve is arranged between the stop valve and the water supplement cylinder.

[0010] Further, the water supplement cylinder draws water in the water storage tank by means of an air compressor.

[0011] Based on the above technical scheme, the technical effects that can be achieved by the utility model are as follows:

[0012] The special pressurizing equipment for the fire hose joint expanding joint in the utility model can output water medium as a motive source, can drive the pressurizing cylinder to generate high-pressure water to perform expanding joint through lower hydraulic pressure, can control the pressurizing pressure, can reduce the leakage possibility of oil liquid in the hydraulic oil circuit and reduce the loop oil pressure through water as the pressurizing medium, can make the pressurizing medium pressure proportional amplification by changing the pressurizing ratio of hydraulic oil and water through the pressurizing cylinder, and thus solves the technical problem that the pressurizing pressure is uncontrollable and leakage is prone to occur due to excessively high pressure in the prior art. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is a system schematic view of the special pressurizing equipment for the fire hose joint expanding joint in the utility model.

[0014] Fig. 2 It is a schematic view of the pressurizing device of the special pressurizing equipment for the fire hose joint expanding joint in the utility model.

[0015] In the utility model: 1-water supply waterway, 11-water storage tank, 12-water supplement cylinder, 13-check valve, 14-stop valve; 2-pressurizing device, 21-pressurizing cavity, 22-pressurizing cylinder, 221-piston rod; 3-pressure transmitter; 4-four-way joint; 5-hydraulic oil circuit, 51-hydraulic oil tank, 52-pressurizing pump, 53-reversing electromagnetic valve; 6-fire hose joint. DETAILED DESCRIPTION

[0016] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all the embodiments. The description of the at least one exemplary embodiment is actually only illustrative, but not as any limitation on the utility model and its application or use. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0017] As Figs. 1-2As shown, the utility model provides a kind of special booster equipment of fire hose joint expansion, including water supply waterway 1, booster 2 and pressure transmitter 3, booster 2 includes booster chamber 21 and booster cylinder 22, booster chamber 21 is connected to water supply waterway 1 to access the water provided by water supply waterway 1, piston rod 221 of booster cylinder 22 extends into booster chamber 21 to boost the water in chamber, simultaneously, booster chamber 21 is also connected to fire hose joint 6 to use the water after pressure increase for the expansion of fire hose joint 6, pressure transmitter 3 is connected to booster chamber 21 to monitor the pressure value of water in chamber in real time.

[0018] In a specific implementation of the utility model, the end of water supply waterway 1 is configured with four-way 4, and the four interfaces of four-way 4 are respectively connected to water supply waterway 1, booster chamber 21, fire hose joint 6 and pressure transmitter 3.

[0019] In a specific implementation of the utility model, piston rod 221 of booster cylinder 22 is driven by hydraulic oil circuit 5, and the oil inlet and oil return of hydraulic oil circuit 5 are respectively connected to the two chambers in the cylinder body of booster cylinder 22 separated by piston rod 221.

[0020] Further, hydraulic oil circuit 5 further includes hydraulic oil tank 51, booster pump 52 and reversing solenoid valve 53, booster pump 52 delivers the oil liquid of hydraulic oil tank 51 to booster cylinder 22, and reversing solenoid valve 53 is configured between booster pump 52 and booster cylinder 22 to change the direction of oil liquid, so as to adjust the depth of piston rod 221 extending into booster chamber 21 and thereby adjust the water pressure.

[0021] In a specific implementation of the utility model, water supply waterway 1 includes water storage tank 11, water supplement cylinder 12, check valve 13 and stop valve 14, water supplement cylinder 12 delivers the water in water storage tank 11 to four-way 4, stop valve 14 is configured between water supplement cylinder 12 and four-way 4, and check valve 13 is configured between stop valve 14 and water supplement cylinder 12.

[0022] In a specific implementation of the utility model, water supplement cylinder 12 draws out the water in water storage tank 11 by means of air compressor.

[0023] In the special booster equipment of fire hose joint expansion of the utility model, the water in water storage tank 11 is pressurized at four-way 4, the water after pressure increase is used for expansion of fire hose joint 6, hydraulic oil circuit 5 is used to drive booster cylinder to pressurize water, water medium is used as driving source to output, high-pressure water can be generated by booster cylinder 22 to perform expansion by lower hydraulic pressure, so that the pressurization pressure is controllable, water as pressurization medium can reduce the leakage possibility of oil liquid in hydraulic oil circuit 5 and reduce the loop oil pressure, by changing the pressurization ratio of hydraulic oil and water through booster cylinder, the pressure of pressurization medium can be proportionally amplified.

[0024] It should be understood that the specific embodiments described above are merely for the purpose of interpretation of the present application and are not intended to limit the present application. The obvious changes or modifications extended from the spirit of the present application are still within the scope of protection of the present application.

Claims

1. A booster device for the expansion of fire hose couplings, characterized in that, The utility model relates to a kind of water supply system, including: Water supply channel (1); Pressure boosting device (2), the pressure boosting device (2) includes pressure boosting chamber (21) and pressure cylinder (22), the pressure boosting chamber (21) is communicated with the water supply channel (1) to access the water provided by the water supply channel (1), the piston rod (221) of the pressure cylinder (22) extends into the pressure boosting chamber (21) to boost the water in chamber, while, the pressure boosting chamber (21) is also communicated with fire hose coupling (6) to use the water after boosting for fire hose coupling (6) expansion joint; Pressure transmitter (3), the pressure transmitter (3) is communicated with the pressure boosting chamber (21) to monitor the pressure value of water in chamber in real time.

2. The booster device for the expansion of fire hose couplings according to claim 1, characterized in that The end of the water supply channel (1) is configured with a four-way (4), and the four interfaces of the four-way (4) are respectively communicated with the water supply channel (1), the pressure boosting chamber (21), the fire hose coupling (6) and the pressure transmitter (3).

3. The booster device for the expansion of fire hose couplings according to claim 1, characterized in that, The piston rod (221) of the pressure cylinder (22) is driven by a hydraulic oil circuit (5), and the oil inlet and oil return of the hydraulic oil circuit (5) are respectively communicated with the two chambers in the cylinder body of the pressure cylinder (22) separated by the piston rod (221).

4. The booster device for swabbing of fire hose couplings according to claim 3, characterized in that The hydraulic oil circuit (5) further includes a hydraulic oil tank (51), a pressure boosting pump (52) and a reversing electromagnetic valve (53), the pressure boosting pump (52) delivers the oil in the hydraulic oil tank (51) to the pressure cylinder (22), and the reversing electromagnetic valve (53) is arranged between the pressure boosting pump (52) and the pressure cylinder (22) to change the direction of the oil, so as to adjust the depth of the piston rod (221) extending into the pressure boosting chamber (21).

5. The booster device for swabbing of fire hose couplings according to claim 2, characterized in that The water supply channel (1) includes a water storage tank (11), a water supplement cylinder (12), a one-way valve (13) and a stop valve (14), the water supplement cylinder (12) delivers the water in the water storage tank (11) to the four-way (4), the stop valve (14) is arranged between the water supplement cylinder (12) and the four-way (4), and the one-way valve (13) is arranged between the stop valve (14) and the water supplement cylinder (12).

6. The booster device for swabbing of fire hose couplings according to claim 5, characterized in that The water supplement cylinder (12) draws out the water in the water storage tank (11) by means of an air compressor.

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