CN210034037U

CN210034037U - Hydraulic power unit

Info

Publication number: CN210034037U
Application number: CN201920777762.0U
Authority: CN
Inventors: 汪浩然
Original assignee: Chongqing Norden Hydraulic Machinery Manufacturing Co Ltd
Current assignee: Chongqing Wengu Civil Air Defense Equipment Co ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-02-07
Anticipated expiration: 2029-05-28

Abstract

The utility model belongs to the technical field of hydraulic power unit, and discloses a hydraulic power unit, which comprises an oil tank, an oil filling port is arranged on one side of the top of the oil tank, a hydraulic pump is arranged on one side of the top of the oil tank close to the oil filling port, the top of the oil filling port is screwed and connected with a pipe cover, a controller is arranged on one side of the hydraulic pump, an oil pipe is arranged on one end of the hydraulic pump relative to the oil tank, one side of the hydraulic pump adjacent to the controller is fixedly connected with a solenoid valve through a bolt, one end of the oil pipe relative to the hydraulic pump is connected with the solenoid valve, six connecting pipes are arranged on the circumferential surface of the solenoid valve in an annular array, and a protective cover is arranged on one end of the six connecting pipes relative to the solenoid valve. The use cost is reduced, and the service life of the device is prolonged.

Description

Hydraulic power unit

Technical Field

The utility model belongs to the technical field of hydraulic power unit, concretely relates to hydraulic power unit.

Background

The Hydraulic Power Unit (HPU) is used as oil supply device, it is connected with several hydraulic cylinders by means of external pipeline system to control several groups of valves to act, the oil tank, oil pump and energy accumulator are formed into independent closed power oil source system, the oil station can be equipped with PLC control system, it can control all internal hydraulic functions and produce signal to exchange with control chamber (DCS), and the control element, such as hydraulic servo valve, is directly mounted on the hydraulic cylinder, and the high-pressure oil can be pressed into the cylinder by means of said valve or discharged from it.

But the hydraulic power unit on the existing market does not set up the structure that increases the leakproofness of pipe connection department, and the probability that the pipe connection department takes place to leak is higher, increases use cost to shorten device's life, not set up the structure that is convenient for increase hydraulic oil, need additionally carry and refuel the structure, reduce the interpolation efficiency of the oil body.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydraulic power unit to the pipeline junction that provides in solving above-mentioned background art takes place the probability of leaking higher, increases use cost, and shortens the life of device and need additionally carry and refuel the structure, reduces the problem that the oil body adds efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hydraulic power unit, includes the oil tank, oiling mouth has been seted up to top one side of oil tank, and the oil tank top is close to one side of oiling mouth and installs the hydraulic pump, the top of oiling mouth closes soon and is connected with the tube cap, the controller is installed to one side of hydraulic pump, and the hydraulic pump installs oil pipe for the one end of oil tank, the hydraulic pump is adjacent to one side of controller through bolt fixedly connected with solenoid valve, oil pipe is connected with the solenoid valve for the one end of hydraulic pump, be annular array on the periphery of solenoid valve and install six connecting pipes, six the visor is all installed for the one end of solenoid valve to the connecting pipe, and all overlaps on six connecting pipes and is equipped with first spring, fixed cover is installed to the one end that first spring is close to the visor, the inner wall of fixed cover is annular array and installs six second springs, the, the hydraulic pump and the electromagnetic valve are both electrically connected with the controller.

Preferably, an oil filling hopper is installed inside the oil filling opening, an oil filling pipe is installed at the bottom of the oil filling hopper, pressure springs are installed on two sides of the oil filling hopper, and one end of each pressure spring, corresponding to the oil filling hopper, is fixedly connected with the oil tank.

Preferably, the two sides of the oil tank are fixedly connected with the rods through bolts, and the two rods are sleeved with the handle sleeves.

Preferably, the bottom of the oil tank is provided with a non-slip mat, and the bottom of the non-slip mat is provided with a non-slip groove.

Preferably, an observation window is arranged at a position of one side of the oil tank, which is adjacent to the position between the two handle bars, and scale marks are arranged on the observation window.

Preferably, the top of the pipe cover is provided with a rotating rod, and the top of the rotating rod is provided with a rotating handle.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a first spring extrudees fixed cover, makes fixed cover wrap up the junction to fill up the arc and remove under the effect of second spring, fill up through the arc and further wrap up the junction, reached and let the pipeline junction take place the probability reduction of leaking, reduce use cost, and extension fixture life's effect.

(2) The utility model discloses a pressure spring promotes the filler cap, makes the filler cap promoted to the outside of oiling mouth when no obstacle blocks, pours into hydraulic oil into through the filler cap into hydraulic oil, makes hydraulic oil add to the oil tank through the notes oil pipe in, has reached and has let the user need not additionally to carry and refuels the structure, improves the effect that the oil body adds efficiency.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of the solenoid valve of the present invention;

fig. 3 is a side view of the fixing sleeve of the present invention;

FIG. 4 is an internal structural view of the present invention;

FIG. 5 is an enlarged view of portion A of FIG. 4;

in the figure: 1-oil feeding hopper; 2-covering the handle; 3-a rod; 4-an oil tank; 5-an oil filling port; 6-tube cover; 7-a hydraulic pump; 8-a protective cover; 9-oil pipe; 10-an electromagnetic valve; 11-a non-slip mat; 12-scale mark; 13-anti-slip grooves; 14-a viewing window; 15-pressure spring; 16-a first spring; 17-a connecting tube; 18-a fixation sleeve; 19-arc pad; 20-a second spring; 21-an oil filling pipe; 22-a controller; 23-rotating the handle; 24-rotating rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides the following technical solutions: a hydraulic power unit comprises an oil tank 4, an oil filling opening 5 is formed in one side of the top of the oil tank 4, a hydraulic pump 7 is installed on one side, close to the oil filling opening 5, of the top of the oil tank 4, YD-DC12CE12WAEI (12)05BSE hydraulic pump is adopted as the hydraulic pump 7, the voltage is 24V, the power is 2.0KW, the displacement is 2.1mL/r, a pipe cover 6 is connected to the top of the oil filling opening 5 in a screwing mode, a controller 22 is installed on one side of the hydraulic pump 7, the controller 22 adopts an HST-42 controller, the rated voltage is 110 and 220V, the power is 0.004KW, the speed response frequency is 5KHZ, an oil pipe 9 is installed at one end, opposite to the oil tank 4, of the hydraulic pump 7 is fixedly connected with an electromagnetic valve 10 through a bolt, one end, opposite to the hydraulic pump 7, of the oil pipe 9 is connected with the electromagnetic, visor 8 is all installed for the one end of solenoid valve 10 to six connecting pipes 17, and all the cover is equipped with first spring 16 on six connecting pipes 17, promote fixed cover 18 through first spring 16, make the junction of fixed cover 18 hug closely the pipeline, promote arc pad 19 toward the inner wall of fixed cover 18, fixed cover 18 removes under the effect of second spring 20, thereby further wrap up the junction of pipeline, reduce the probability that the pipeline junction takes place to leak, reduce use cost, extension fixture's life, fixed cover 18 is installed near the one end of visor 8 to first spring 16, the inner wall of fixed cover 18 is annular array and installs six second springs 20, arc pad 19 is installed for the one end of fixed cover 18 to second spring 20, hydraulic pump 7 and solenoid valve 10 all with controller 22 electric connection.

Further, the internally mounted of oiling mouth 5 has oiling fill 1, oiling pipe 21 is installed to the bottom of oiling fill 1, and pressure spring 15 is all installed to the both sides of oiling fill 1, pressure spring 15 is for the one end and the oil tank 4 fixed connection of oiling fill 1, tube cap 6 and oiling mouth 5 after-separating, extrude promotion to oiling fill 1 through pressure spring 15, make oiling fill 1 remove to the outside of oiling mouth 5, refuel through oiling mouth 5, make hydraulic oil pass through the inside that oiling pipe 21 got into oil tank 4, let the user be convenient for add hydraulic oil, need not additionally to carry and refuel the structure, user's oiling efficiency is improved.

Further, the both sides of oil tank 4 are all through bolt fixedly connected with barre 3, all overlap on two barres 3 and are equipped with handle sleeve 2, carry oil tank 4 through barre 3, and it is more simple and convenient when letting the user take oil tank 4 to under the effect of handle sleeve 2, it is more stable to let the user take barre 3, stability when further increasing the user and taking oil tank 4.

Further, the anti-skid pad 11 is installed to the bottom of the oil tank 4, and the anti-skid groove 13 has been seted up to the bottom of the anti-skid pad 11, increases the skid resistance of the oil tank 4 through the anti-skid pad 11, makes the oil tank 4 during operation more firm to under the effect of anti-skid groove 13, further increased the steadiness of oil tank 4.

Further, the oil tank 4 is adjacent to one side position department between two barres 3 and installs observation window 14, has seted up scale mark 12 on the observation window 14, observes through scale mark 12 to on the observation window 14, lets the user know the addition of hydraulic oil constantly to avoid the user excessively to add and cause the waste.

Furthermore, a rotating rod 24 is installed on the top of the tube cover 6, and a rotating handle 23 is installed on the top of the rotating rod 24.

The utility model discloses a theory of operation and use flow: when the utility model is used, the oil tank 4 is moved to a use point through the handle sleeve 2 and the handle rod 3, the stability of the oil tank 4 is increased through the anti-skid pad 11 and the anti-skid groove 13, the pipe cover 6 is unscrewed, after the pipe cover 6 is separated from the oil filling port 5, the oil filling hopper 1 is pushed to the outside of the oil filling port 5 under the action force of the pressure spring 15, hydraulic oil is added into the oil filling port 5 through the oil filling hopper 1, so that the hydraulic oil enters the oil tank 4, the adding amount of the hydraulic oil is timely known through the observation window 14 and the scale mark 12, after the hydraulic oil is added, the pipe cover 6 is screwed down, the pipe cover 6 is fixedly connected with the oil filling port 5, after the pipe cover 6 is fixed, the protective cover 8 is taken down, the pipeline of hydraulic equipment is connected through the fixed sleeve 18, the first spring 16 pushes the fixed sleeve 18, the fixed sleeve 18 is tightly connected with the pipeline of the hydraulic equipment, and the second spring 20, the arc-shaped pad 19 wraps the joint of the fixed sleeve 18 and the pipeline, the air tightness of the joint of the pipeline is further increased, the hydraulic pump 7 is started through the controller 22, the hydraulic pump 7 pumps the hydraulic oil in the oil tank 4, the hydraulic oil is conveyed to the electromagnetic valve 10 through the oil pipe 9, the connecting pipe 17 in the area corresponding to the electromagnetic valve 10 is opened through the controller 22, the hydraulic oil is discharged from the connecting pipe 17, and therefore the hydraulic oil is output to drive the hydraulic equipment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A hydraulic power unit characterized by: including oil tank (4), oiling mouth (5) have been seted up to top one side of oil tank (4), and oil tank (4) top is close to one side of oiling mouth (5) and installs hydraulic pump (7), the top of oiling mouth (5) closes soon and is connected with tube cap (6), controller (22) are installed to one side of hydraulic pump (7), and hydraulic pump (7) install oil pipe (9) for the one end of oil tank (4), bolt fixedly connected with solenoid valve (10) are passed through to one side that hydraulic pump (7) are adjacent to controller (22), oil pipe (9) are connected with solenoid valve (10) for the one end of hydraulic pump (7), be annular array on the periphery of solenoid valve (10) and install six connecting pipes (17), six visor (8) are all installed for the one end of solenoid valve (10) in connecting pipe (17), and all overlap on six connecting pipes (17) and be equipped with first spring (16), fixed cover (18) are installed to the one end that first spring (16) are close to visor (8), the inner wall of fixed cover (18) is annular array and installs six second springs (20), arc pad (19) are installed for the one end of fixed cover (18) in second spring (20), hydraulic pump (7) and solenoid valve (10) all with controller (22) electric connection.

2. A hydraulic power unit as claimed in claim 1, wherein: the internally mounted of oiling mouth (5) has oiling fill (1), oiling pipe (21) are installed to the bottom of oiling fill (1), and pressure spring (15) are all installed to the both sides of oiling fill (1), pressure spring (15) are for the one end and oil tank (4) fixed connection of oiling fill (1).

3. A hydraulic power unit as claimed in claim 1, wherein: the handle bars (3) are fixedly connected to the two sides of the oil tank (4) through bolts, and the handle sleeves (2) are sleeved on the handle bars (3).

4. A hydraulic power unit as claimed in claim 1, wherein: the anti-skid device is characterized in that an anti-skid pad (11) is installed at the bottom of the oil tank (4), and an anti-skid groove (13) is formed in the bottom of the anti-skid pad (11).

5. A hydraulic power unit as claimed in claim 1, wherein: the oil tank (4) is adjacent to one side position department between two barres (3) and installs observation window (14), be provided with scale mark (12) on observation window (14).

6. A hydraulic power unit as claimed in claim 1, wherein: the top of tube cap (6) is installed and is changeed pole (24), change handle (23) are installed to the top of commentaries on classics pole (24).