CN211715961U

CN211715961U - Hydraulic pipeline sealing device

Info

Publication number: CN211715961U
Application number: CN201922345691.XU
Authority: CN
Inventors: 张斌
Original assignee: Anhui Dingqing Machinery Technology Co ltd
Current assignee: Anhui Dingqing Machinery Technology Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-10-20
Anticipated expiration: 2029-12-24

Abstract

The utility model discloses a hydraulic line sealing device belongs to hydraulic line sealing technical field, including pipe box and the inside outer tube of fixed mounting, the through-hole has been seted up to pipe box one side, and through-hole one side fixed mounting has perspective window, and perspective window one side fixed mounting has the pressure detection table, and pressure detection table below fixed mounting has the spliced pole, and the equal movable mounting in outer tube both ends has the swivel nut, and the inside screwed pipe that is provided with of swivel nut, the inside oil pipe that is provided with of outer tube, oil pipe one side of crossing is provided with the check valve. The utility model discloses a set up swivel nut and screwed pipe, can block oil pipe, rotatory swivel nut simultaneously can fasten oil pipe, has higher leakproofness simultaneously, through setting up through-hole and spliced pole, can effectually be in parallel with a plurality of pipe casings together, and the effectual regularity that has improved is through setting up the pressure detection table, can the inside pressure of real-time monitoring oilpipe.

Description

Hydraulic pipeline sealing device

Technical Field

The utility model relates to a sealing device especially relates to a hydraulic line sealing device, belongs to hydraulic line sealing technical field.

Background

Hydraulic is a term used in the mechanical and electromechanical industries. The hydraulic pressure can be in a power transmission mode and becomes hydraulic transmission. The hydraulic transmission uses liquid as a working medium and utilizes the pressure energy of the liquid to transmit power. The hydraulic control is a control in which a pressure fluid is transmitted as a control signal. Control systems that are designed with hydraulic technology are referred to as hydraulic control systems. A complete hydraulic system consists of five parts, namely a power source device, an execution device, a control and regulation device, an auxiliary device and a liquid medium. The hydraulic pressure has the characteristics of large transmission power, easy transmission and configuration and the like, and is widely applied in industrial and civil industries. The hydraulic system has the function of converting the pressure energy of the liquid into mechanical energy so as to obtain the required linear reciprocating motion or rotary motion. The energy source device of the hydraulic system is used for converting the mechanical energy of the prime mover into the pressure energy of the liquid. The connection between the hydraulic pipes requires a high sealing capacity.

The existing hydraulic pipeline sealing device cannot unload oil when the pressure is too high, is troublesome to assemble, cannot splice a plurality of hydraulic pipelines and cannot detect hydraulic pressure.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main objective is in order to solve the pressure and can not the oil discharge when too big, and the assembly is troublesome, can not a plurality of concatenations, can not detect hydraulic problem, and provides a hydraulic pressure pipeline sealing device to reach and can the oil discharge when too big, assemble simple swiftly, can a plurality of concatenations, can detect hydraulic purpose.

The purpose of the utility model can be achieved by adopting the following technical scheme:

the utility model provides a hydraulic pressure pipeline sealing device, includes pipe box and the inside outer tube of fixed mounting at its, the through-hole has been seted up to pipe box one side, through-hole one side fixed mounting has perspective window, perspective window one side fixed mounting has the pressure measurement table, pressure measurement table below fixed mounting has the spliced pole, the equal movable mounting in outer tube both ends has the swivel nut, the inside screwed pipe that is provided with of swivel nut, the inside oil pipe that is provided with of outer tube, it is provided with the check valve to cross oil pipe one side.

Preferably, pressure measurement table one end is provided with the floating plug, floating plug one end fixed mounting has first spring, first spring middle part is provided with the pointer, pointer one side fixed mounting has the graduation apparatus.

Preferably, the outer surface of the threaded pipe is provided with a thread groove, and the threaded pipe is an elastic threaded pipe.

Preferably, the threaded pipe is provided with four blocks, and the threaded pipe is arranged to be a quarter pipe in size.

Preferably, a baffle is arranged inside the check valve, a valve body is arranged on one side of the baffle, oil unloading holes are formed in two sides of the valve body, a second spring is arranged inside the valve body, and a bottom plate is fixedly mounted at the lower end of the second spring.

Preferably, oil outlets are formed in two sides of the bottom plate.

Preferably, two fastening grooves are formed in the side face of the threaded sleeve, and an oil outlet is formed in one end of the pipe sleeve.

Preferably, the outer surface of the oil outlet is provided with a cross-shaped groove, and the oil outlet is in threaded connection with the pipe sleeve.

The utility model has the advantages of: according to the utility model discloses a hydraulic pressure pipeline sealing device, through setting up the check valve, when pressure is too big, press the valve body, make oil flow out the inside of pipe box through unloading the oilhole, and then reduce pressure effectively, through setting up swivel nut and screwed pipe, can block oil pipe, rotatory swivel nut simultaneously, can fasten oil pipe, higher leakproofness has simultaneously, through setting up through-hole and spliced pole, can effectually connect a plurality of pipe boxes in parallel together, the effectual regularity that has improved, through setting up the pressure detection table, the inside pressure of oil pipe can be crossed in real-time monitoring.

Drawings

Fig. 1 is a schematic overall structure diagram of a preferred embodiment of a hydraulic line sealing device according to the present invention;

fig. 2 is a schematic view of the internal structure of a thread insert according to a preferred embodiment of the hydraulic line sealing device of the present invention;

fig. 3 is a schematic view of the internal structure of a pipe sleeve according to a preferred embodiment of the hydraulic pipeline sealing device of the present invention;

fig. 4 is an enlarged schematic view of a structure at a position a inside the pipe sleeve according to a preferred embodiment of the hydraulic pipeline sealing device of the present invention;

fig. 5 is an enlarged schematic view of a structure at a position B inside a pipe sleeve according to a preferred embodiment of the hydraulic pipeline sealing device of the present invention.

In the figure: 1-thread insert, 2-pipe sleeve, 3-through hole, 4-outer pipe, 5-perspective window, 6-pressure detection meter, 61-scale meter, 62-pointer, 63-first spring, 64-floating plug, 7-connecting column, 8-oil outlet, 9-fastening groove, 10-threaded pipe, 101-threaded groove, 11-oil passing pipe, 12-one-way valve, 121-second spring, 122-bottom plate, 123-valve body, 124-oil unloading hole and 125-baffle.

Detailed Description

In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1-5, the hydraulic pipeline sealing device provided by this embodiment includes pipe sleeve 2 and outer pipe 4 fixedly installed inside thereof, through-hole 3 has been seted up to pipe sleeve 2 one side, through-hole 3 one side fixed mounting has perspective window 5, perspective window 5 one side fixed mounting has pressure detection table 6, pressure detection table 6 below fixed mounting has spliced pole 7, the equal movable mounting in outer pipe 4 both ends has swivel nut 1, swivel nut 1 is inside to be provided with screwed pipe 10, outer pipe 4 is inside to be provided with oil pipe 11, it is provided with check valve 12 to pass oil pipe 11 one side. Through setting up check valve 12, when pressure is too big, pressure valve body 123 moves, make oil flow out the inside of pipe box 2 through unloading oilhole 124, and then reduce pressure effectively, through setting up swivel nut 2 and screwed pipe 10, can block oil pipe, rotatory swivel nut 2 simultaneously, can fasten oil pipe, higher leakproofness has simultaneously, through setting up through-hole 3 and spliced pole 7, can effectually connect a plurality of pipe boxes 2 in parallel together, the effectual regularity that has improved, through setting up pressure detection table 6, the inside pressure of oil pipe 11 is crossed in real-time monitoring.

In the present embodiment, as shown in fig. 3 and 4, the pressure detecting gauge 6 is provided with a floating plug 64 at one end, a first spring 63 is fixedly installed at one end of the floating plug 64, a pointer 62 is provided at the middle of the first spring 63, and a scale 61 is fixedly installed at one side of the pointer 62, so that the pressure of the liquid on the first spring 63 can reflect the hydraulic pressure, and the hydraulic pressure can be read by the scale 61.

In this embodiment, as shown in fig. 2, the outer surface of the threaded pipe 10 is provided with a thread groove 101, the threaded pipe 10 is provided as an elastic threaded pipe, the threaded pipe 10 is provided with four blocks, the threaded pipe 10 is provided as a quarter pipe, an oil pipe can be clamped between the threaded pipe 10 and the oil pipe 11, and then the threaded sleeve 1 is screwed, so that the oil pipe is fixed more firmly, and has higher sealing performance.

In this embodiment, as shown in fig. 3 and 5, a baffle 125 is disposed inside the check valve 12, a valve body 123 is disposed on one side of the baffle 125, oil discharge holes 124 are formed in two sides of the valve body 123, a second spring 121 is disposed inside the valve body 123, a bottom plate 122 is fixedly mounted at the lower end of the second spring 121, oil outlet holes are formed in two sides of the bottom plate 122, the valve body 123 has a certain sealing effect, when the oil pressure is too large, the second spring 121 can be squeezed, oil is discharged through the oil discharge holes 124, and the internal pressure is effectively reduced.

In this embodiment, as shown in fig. 1, two fastening grooves 9 are formed in the side surface of the screw sleeve 1, an oil outlet 8 is formed in one end of the pipe sleeve 2, a cross-shaped groove is formed in the outer surface of the oil outlet 8, the oil outlet 8 and the pipe sleeve 2 are in threaded connection, the fastening grooves 9 can be fastened through a tool, fastening force is enhanced, and fixation is more firm.

In this embodiment, as shown in fig. 1 to fig. 5, the operation process of the hydraulic line sealing device provided in this embodiment is as follows:

step 1: when the connecting device is used, oil pipes to be connected are respectively inserted into the oil passing pipes 11 at the two ends of the pipe sleeve 2, then the threaded pipes 10 are attached and fixed to the oil pipes by rotating the threaded sleeves 1, and the fastening grooves 9 on the surfaces of the threaded sleeves 1 are used for reinforcing and fixing;

step 2: after the fixation is finished, oil starts to flow, the oil reaches the other end through the inside of the oil pipe 11 at one end, when the oil passes through the floating plug 64, the pointer 62 moves under the pressure, and then the corresponding numerical value on the scale 61 is read out through the position, corresponding to the scale 61, where the pointer 62 is located;

and step 3: when the pressure is too high, the valve body 123 compresses the second spring 121, so that the oil flows into the valve body 123 through the oil discharge hole 124, and finally flows into the pipe sleeve 2 through oil outlet holes at two ends of the bottom plate 122, at the moment, the internal condition can be observed through the perspective window 5, and meanwhile, the oil outlet 8 can be opened to discharge the oil in the pipe sleeve 2;

and 4, step 4: when a plurality of the device are used, the device can be connected in parallel through the through hole 3 and the connecting column 7 on the pipe sleeve 2.

In summary, in the present embodiment, according to the hydraulic pipeline sealing device of the present embodiment, by providing the check valve 12, when the pressure is too high, the valve body 123 is pressed, so that the oil flows out of the pipe sleeve 2 through the oil discharge hole 124, and further the pressure is effectively reduced, by providing the thread insert 2 and the thread pipe 10, the oil pipe can be clamped, and by rotating the thread insert 2, the oil pipe can be fastened, and meanwhile, the sealing performance is high, by providing the through hole 3 and the connecting column 7, the plurality of pipe sleeves 2 can be effectively connected in parallel, the orderliness is effectively improved, and by providing the pressure detection table 6, the pressure inside the oil pipe 11 can be monitored in real time. Can reflect hydraulic pressure through liquid to first spring 63 pressure, read out through graduation apparatus 61 simultaneously, can block oil pipe between screwed pipe 10 and oil pipe 11, then through the swivel nut 1 of screwing, and then make that oil pipe is fixed more firm, have higher leakproofness simultaneously, can extrude second spring 121, unload oil through unloading hole 124, effectively reduce inside pressure, fastening groove 9 can carry out fastening operation through the instrument, strengthen the fastening power, can be fixed more firm.

The above description is only a further embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the scope of the present invention.

Claims

1. The utility model provides a hydraulic pressure pipeline sealing device, its characterized in that includes pipe box (2) and fixed mounting at its inside outer tube (4), through-hole (3) have been seted up to pipe box (2) one side, through-hole (3) one side fixed mounting has perspective window (5), perspective window (5) one side fixed mounting has pressure measurement table (6), pressure measurement table (6) below fixed mounting has spliced pole (7), the equal movable mounting in outer tube (4) both ends has swivel nut (1), swivel nut (1) inside is provided with screwed pipe (10), outer tube (4) inside is provided with oil pipe (11), it is provided with check valve (12) to cross oil pipe (11) one side.

2. The hydraulic pipeline sealing device according to claim 1, wherein a floating plug (64) is arranged at one end of the pressure detection gauge (6), a first spring (63) is fixedly arranged at one end of the floating plug (64), a pointer (62) is arranged in the middle of the first spring (63), and a dial gauge (61) is fixedly arranged at one side of the pointer (62).

3. A hydraulic line sealing arrangement according to claim 1, characterised in that the threaded pipe (10) is provided with a threaded groove (101) on its outer surface, the threaded pipe (10) being provided as a resilient threaded pipe.

4. A hydraulic line sealing arrangement according to claim 3, characterised in that the threaded pipe (10) is provided with four pieces, the threaded pipe (10) being dimensioned as a quarter pipe.

5. The hydraulic pipeline sealing device according to claim 1, wherein a baffle (125) is arranged inside the check valve (12), a valve body (123) is arranged on one side of the baffle (125), oil discharge holes (124) are formed in two sides of the valve body (123), a second spring (121) is arranged inside the valve body (123), and a bottom plate (122) is fixedly mounted at the lower end of the second spring (121).

6. The hydraulic line sealing device according to claim 5, wherein oil outlets are formed on both sides of the bottom plate (122).

7. The hydraulic pipeline sealing device according to claim 1, characterized in that two fastening grooves (9) are formed in the side surface of the screw sleeve (1), and an oil outlet (8) is formed at one end of the pipe sleeve (2).

8. A hydraulic line sealing arrangement according to claim 7, characterised in that the outer surface of the oil outlet (8) is provided with a cross-shaped groove, and a threaded connection is provided between the oil outlet (8) and the pipe sleeve (2).