CN212774724U

CN212774724U - Limiting hydraulic pump capable of quickly discharging oil

Info

Publication number: CN212774724U
Application number: CN202120268217.6U
Authority: CN
Inventors: 吕伟彬
Original assignee: Foshan City Hao Hydraulic Equipment Co ltd
Current assignee: Foshan City Hao Hydraulic Equipment Co ltd
Priority date: 2021-02-01
Filing date: 2021-02-01
Publication date: 2021-03-23
Anticipated expiration: 2031-02-01

Abstract

The utility model discloses a spacing formula hydraulic pump that can arrange oil fast, including hydraulic pump and oil extraction device, a terminal surface of hydraulic pump rotates and is connected with the pivot, hydraulic pump top and bottom are equipped with oil inlet and oil-out respectively, it is connected with one-way closing plate to rotate on the oil-out, the both ends edge surface of hydraulic pump all sets up threaded hole, oil extraction device fixed mounting is in the bottom of hydraulic pump, and the cover is in the oil-out below, the seal groove has evenly been seted up to oil extraction device's upper surface, the equal screwed connection of oil extraction device's both ends edge surface has fastening screw, the inside slip grafting that the screw thread connects the hole has the connecting rod, oil extraction device still includes inside cavity, connecting rod one end is established in inside cavity. The utility model discloses an at hydraulic pump bottom installation oil extraction device, can carry out quick discharge to the inside hydraulic oil of hydraulic pump to avoid hydraulic oil trickling the polluted environment wantonly when the hydraulic pump is dismantled.

Description

Limiting hydraulic pump capable of quickly discharging oil

Technical Field

The utility model relates to a hydraulic pump equipment technical field specifically is a spacing formula hydraulic pump of oil extraction fast.

Background

The hydraulic pump is a power element of a hydraulic system, and is an element which is driven by an engine or an electric motor, sucks oil from a hydraulic oil tank, forms pressure oil, discharges the pressure oil and sends the pressure oil to an execution element. The hydraulic pump is structurally divided into a gear pump, a plunger pump, a vane pump and a screw pump, wherein the plunger pump is an important device of a hydraulic system and realizes oil absorption and oil pressing by changing the volume of a sealed working cavity through reciprocating motion of a plunger in a cylinder body.

However, the existing hydraulic plunger pump still has some disadvantages in the use process, such as:

when current hydraulic plunger pump is being maintained and is being dismantled, can directly open hydraulic plunger pump usually, make inside hydraulic oil trickle polluted environment everywhere, and pollute hydraulic plunger pump's surface, when not opening hydraulic plunger pump and arrange the oil, because the oilhole leads to oil extraction inefficiency for a short time, and can't arrange the inside hydraulic oil of hydraulic plunger pump completely, thereby reduce the work efficiency to hydraulic plunger pump maintenance, so need a spacing formula hydraulic pump that can arrange the oil fast, in order to solve the problem that proposes in the aforesaid.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spacing formula hydraulic pump of oil extraction fast to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a limit type hydraulic pump capable of quickly discharging oil comprises a hydraulic pump and an oil discharging device, wherein one end face of the hydraulic pump is rotatably connected with a rotating shaft, the top and the bottom of the hydraulic pump are respectively provided with an oil inlet and an oil outlet, the oil outlet is rotatably connected with a one-way sealing plate, the outer surfaces of the two end edges of the hydraulic pump are respectively provided with a threaded hole, the oil discharging device is fixedly arranged at the bottom of the hydraulic pump and covers the lower part of the oil outlet, the upper surface of the oil discharging device is uniformly provided with a sealing groove, the outer surfaces of the two end edges of the oil discharging device are respectively and spirally connected with a fastening screw, one end face of the oil discharging device is provided with a threaded hole, the outer surface of the bottom of the edge of one end of the oil discharging device is spirally connected with a sealing nut, the upper surface of the edge of one end of the oil discharging, the connecting rod is arranged in the inner cavity, the other end of the connecting rod is provided with a buckling hole, one end of the connecting rod is fixedly connected with a rubber piston, one end of the buckling rod is arranged in the buckling hole, and the other end of the buckling rod is fixedly connected with a fastening nut.

Preferably, the oil discharge device is fastened and connected with the outer surfaces of the edges of the two ends of the hydraulic pump through fastening screws at the edges of the two end faces.

Preferably, the bottom end of the oil inlet is aligned with the first oil outlet on the upper surface of the oil discharging device.

Preferably, the one-way sealing plate is only capable of one-way deflection at the outer surface of the bottom end edge of the hydraulic pump.

Preferably, the connecting rod drives the rubber piston at one end to be in sliding insertion with one end of the inner cavity through the threaded connecting hole.

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

the utility model can quickly discharge the hydraulic oil in the hydraulic pump by installing the oil discharge device at the bottom of the hydraulic pump, thereby avoiding the hydraulic oil from flowing randomly to pollute the environment when the hydraulic pump is disassembled, and recycling the hydraulic oil, thereby realizing the purpose of saving resources, the fastening nut is rotationally fastened with the fastening hole at one end of the connecting rod through the fastening rod at the center of the side surface, thereby preventing the connecting rod from rotating in the oil discharge device when the fastening nut rotates, and simultaneously, the inside of the fastening nut is spirally fastened and connected with the outer surface of the threaded connection hole, thereby avoiding the rubber piston from being extruded and slid by the hydraulic oil in the oil discharge device when the hydraulic pump is operated, simultaneously positioning the position of the rubber piston in the oil discharge device, and the rubber piston can block the one-way sealing plate at the outer surface of the bottom edge of the hydraulic pump in the oil discharge device, the one-way sealing plate is prevented from rotating under the pressure of hydraulic oil.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

FIG. 2 is a schematic view of the hydraulic pump of the present invention;

fig. 3 is a schematic structural view of the oil discharging device of the present invention.

In the figure: the oil pump comprises a hydraulic pump 1, an oil discharge device 2, a rotating shaft 3, a one-way sealing plate 4, a threaded hole 5, an oil inlet 6, a fastening nut 7, a fastening rod 8, a fastening hole 9, a connecting rod 10, a rubber piston 11, a sealing nut 12, a first oil discharge port 13, a sealing groove 14, a fastening screw 15, a threaded hole 16 and an oil outlet 17.

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. 1-3, the present invention provides an embodiment: a limit type hydraulic pump capable of quickly discharging oil comprises a hydraulic pump 1 and an oil discharging device 2, one end face of the hydraulic pump 1 is rotatably connected with a rotating shaft 3, the top and the bottom of the hydraulic pump 1 are respectively provided with an oil inlet 6 and an oil outlet 17, the oil outlet 17 is rotatably connected with a one-way sealing plate 4, the outer surfaces of the two end edges of the hydraulic pump 1 are respectively provided with a threaded hole 5, the oil discharging device 2 is fixedly arranged at the bottom of the hydraulic pump 1 and covers below the oil outlet 17, the upper surface of the oil discharging device 2 is uniformly provided with a sealing groove 14, the outer surfaces of the two end edges of the oil discharging device 2 are respectively and spirally connected with a fastening screw 15, one end face of the oil discharging device 2 is provided with a threaded hole 16, the outer surface of the bottom of the one end edge of the oil discharging device 2 is spirally connected with a sealing nut 12, the, the oil discharge device also comprises an inner cavity, one end of the inner cavity is communicated with a threaded connection hole 16, the other end of the inner cavity is communicated with a first oil discharge port 13, a connecting rod 10 is inserted in the threaded connection hole 16 in a sliding mode, one end of the connecting rod 10 is arranged in the inner cavity, the other end of the connecting rod is provided with a buckling hole 9, one end, located in the inner cavity, of the connecting rod 10 is fixedly connected with a rubber piston 11, one end of a buckling rod 8 is installed in the buckling hole 9, the other end of the buckling rod is fixedly connected with a fastening nut 7, hydraulic oil in the hydraulic pump 1 can be rapidly discharged through installation of the outer surface at the bottom of the hydraulic pump 1 on the oil discharge device 2, therefore, the hydraulic oil is prevented from flowing randomly to pollute the environment when the hydraulic pump 1 is disassembled, the hydraulic oil can be recycled, the purpose of saving resources is achieved, can prevent that fastening nut 7 from driving connecting rod 10 to rotate in oil extraction device 2's inside when rotating, fastening nut 7 is inside to be connected with the surface looks spiral fastening of screw thread hole 16 simultaneously, thereby avoid hydraulic pump 1 when moving, rubber piston 11 is slided by the hydraulic oil extrusion in oil extraction device 2's inside, can fix a position rubber piston 11 in the inside position of oil extraction device 2 simultaneously, and rubber piston 11 can block one-way seal plate 4 of hydraulic pump 1 bottom edge surface in oil extraction device 2's inside, avoid one-way seal plate 4 to rotate under the pressure of hydraulic oil.

The oil discharge device 2 is tightly connected with the outer surfaces of the two ends of the hydraulic pump 1 through fastening screws 15 at the edges of the two end faces, the bottom end of the oil inlet 6 is aligned with a first oil discharge port 13 on the upper surface of the oil discharge device 2, the one-way sealing plate 4 can only deflect in one direction on the outer surface of the edge of the bottom end of the hydraulic pump 1, and the connecting rod 10 drives the rubber piston 11 at one end to be in sliding insertion connection with one end of the inner cavity through a threaded connection hole 16.

The working principle is as follows: when the hydraulic pump 1 is in failure, the hydraulic pump 1 needs to be disassembled for maintenance, before the hydraulic pump 1 is disassembled, the sealing nut 12 needs to be opened spirally, then the oil collecting basin is placed under the sealing nut 12 at the bottom of the hydraulic pump 1, the fastening nut 7 is rotated to drive the fastening rod 8 to rotate reversely in the fastening hole 9, meanwhile, the fastening nut 7 is separated from the outer surface of the edge of one end of the threaded connection hole 16, then the fastening nut 7 is pulled rapidly to drive the rubber piston 11 of the connecting rod 10 to slide transversely in the inner cavity, the one-way sealing plate 4 at the edge of the bottom of one end of the hydraulic pump 1 is driven by the negative pressure generated by the sliding of the rubber piston 11 to deflect, so that the hydraulic oil in the hydraulic pump 1 enters the inner cavity through the oil outlet 17, when the connecting rod 10 drives the rubber piston 11 at one end to slide to the other, promote fastening nut 7 fast and drive connecting rod 10 and reset the slip in oil extraction device 2's inside, thereby make the hydraulic oil of the inside cavity of rubber piston 11 extrusion of connecting rod 10 one end, one-way closing plate 4 is reset the rotation under the extrusion of hydraulic oil simultaneously, thereby carry out the shutoff to oil-out 17, and the hydraulic oil of inside cavity is discharged through first discharge port 13 fast under rubber piston 11's extrusion, then make a round trip to stimulate fastening nut 7 fast, make the knot connect pole 8 to drive connecting rod 10 and make a round trip to reciprocate fast and slide, thereby realize carrying out quick discharge to the hydraulic oil of hydraulic pump 1 inside, and avoid hydraulic oil wantonly to circulate when hydraulic pump 1 dismantles.

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. The utility model provides a spacing formula hydraulic pump of oil extraction fast, includes hydraulic pump (1) and oil extraction device (2), its characterized in that: the utility model discloses a hydraulic pump (1) for the oil extraction, including hydraulic pump (1), oil outlet (17), one end face rotation of oil pump (1) is connected with pivot (3), hydraulic pump (1) top and bottom are equipped with oil inlet (6) and oil-out (17) respectively, it is connected with one-way closing plate (4) to rotate on oil-out (17), threaded hole (5) all have been seted up to the both ends edge surface of hydraulic pump (1), oil extraction device (2) fixed mounting is in the bottom of hydraulic pump (1) to cover in oil-out (17) below, seal groove (14) have evenly been seted up to the upper surface of oil extraction device (2), the equal screwed connection of both ends edge surface of oil extraction device (2) has fastening screw (15), threaded hole (16) have been seted up to a terminal surface of oil extraction device (2), the one end edge bottom surface screwed connection of oil extraction device (2) has sealing nut (12), the one end First oil discharge mouth (13), oil extraction device (2) still include inside cavity, inside cavity one end is linked together with thread connection hole (16), and the other end is linked together with first oil discharge mouth (13), the inside slip grafting that thread connection hole (16) has connecting rod (10), establish in inside cavity connecting rod (10) one end, the other end is equipped with lock joint hole (9), connecting rod (10) are located one end fixedly connected with rubber piston (11) of inside cavity, and lock joint pole (8) one end is installed in lock joint hole (9), and other end fixedly connected with fastening nut (7).

2. The limit type hydraulic pump capable of discharging oil quickly as claimed in claim 1, wherein: the oil discharge device (2) is fixedly connected with the outer surfaces of the edges of the two ends of the hydraulic pump (1) through fastening screws (15) at the edges of the two end faces.

3. The limit type hydraulic pump capable of discharging oil quickly as claimed in claim 1, wherein: the bottom end of the oil inlet (6) is aligned with a first oil outlet (13) on the upper surface of the oil discharging device (2).

4. The limit type hydraulic pump capable of discharging oil quickly as claimed in claim 1, wherein: the one-way sealing plate (4) can deflect only in one direction on the outer surface of the bottom end edge of the hydraulic pump (1).

5. The limit type hydraulic pump capable of discharging oil quickly as claimed in claim 1, wherein: the connecting rod (10) drives the rubber piston (11) at one end to be in sliding insertion connection with one end of the inner cavity through the threaded connecting hole (16).