CN211202448U - Dustproof device for hydraulic oil tank - Google Patents

Abstract

The utility model discloses a dust keeper for hydraulic tank, cover the dirt filtrating hood that connects including the top closing cap that is the hydraulic oil tank main part of cuboid box column structure, hydraulic oil tank main part top is connected and top closing cap top, the oil storage storehouse has been seted up in the hydraulic oil tank main part, top closing cap seals the oil storage storehouse, and is provided with the cross elbow pipe that feeds through in the oil storage storehouse on the closing cap of top, the dirt filtrating hood cup joints in the top of top closing cap, and constructs a set of drainage plate on the dirt filtrating hood, dirt filtrating hood and drainage plate constitute the water conservancy diversion storehouse in the top of top closing cap jointly, the side of drainage plate is provided with first dirt straining mechanism, cross elbow pipe includes four groups and links the elbow structure that lets in the water conservancy diversion storehouse, and the equal threaded connection of elbow structure tip installs the second dirt straining mechanism. This a dust keeper for hydraulic tank, the separation clearance of being convenient for and effective dustproof, it is reliable to ventilate, has higher practical value.

Description

Dustproof device for hydraulic oil tank

Technical Field

The utility model belongs to the technical field of hydraulic tank is dustproof, concretely relates to dust keeper for hydraulic tank.

Background

A hydraulic tank refers to a container for storing oil required to ensure the operation of a hydraulic system. The oil tank can be divided into an open type and a closed type according to whether the liquid level of the oil tank is communicated with the atmosphere or not. The liquid level of the oil tank is communicated with the atmosphere, namely the air pressure in the oil tank is the same as the external air pressure, the liquid level of the oil tank floats up and down in the use process, the air pressure in the oil tank changes along with the change of the liquid level, and the air is necessarily convected with the external air to keep consistent air pressure, so that the external air is ensured not to pollute the oil.

The current way is to install air cleaner at the opening part of the passageway of hydraulic tank and outside air, and air cleaner is easy to block up under long-term use, and is difficult for clearing up the change after blockking up, and the suitability is poor, for this reason urgently needs a dust keeper for hydraulic tank to realize convenient clearance change.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dust keeper for hydraulic tank 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: the utility model provides a dust keeper for hydraulic tank, covers the dirt filtrating hood that connects including the top closing cap that is the hydraulic oil tank main part of cuboid box column structure, hydraulic oil tank main part top is connected and top closing cap top, oil storage bin has been seted up in the hydraulic oil tank main part, top closing cap seals oil storage bin, and is provided with the cross knee pipe that feeds through in the oil storage bin on the closing cap of top, dirt filtrating hood cup joints in the top of top closing cap, and dirt filtrating hood is last to be constructed and has a set of drainage plate, dirt filtrating hood and drainage plate constitute the water conservancy diversion storehouse jointly in the top of top closing cap, the side of drainage plate is provided with first dirt straining mechanism, cross knee pipe includes four groups and even lets in the elbow structure in the water conservancy diversion storehouse, and the equal threaded connection of elbow structure tip installs the second dirt filtrating mechanism.

Preferably, the top end of the hydraulic oil tank main body is provided with a bead coupled with the top sealing cover, a groove for mounting the first sealing ring is formed in one side, facing the top sealing cover, of the bead of the hydraulic oil tank main body, and a coupling convex rib matched with the inner edge of the dust filter is formed in the outer side of the top end of the top sealing cover.

Preferably, a flow guide channel communicated with the flow guide bin is formed in the cross elbow pipe, a plurality of groups of air guide holes are formed in the part, extending into the top sealing cover, of the cross elbow pipe, the air guide holes are communicated with the oil storage bin and the flow guide channel, and the air guide holes are formed in the outer edge of the cross elbow pipe in an annular array.

Preferably, the first dust filtering mechanism that the drainage plate side set up is a set of magnetism that is the rectangular frame structure and inhales the frame, magnetism is inhaled the frame and is adsorbed in one side of drainage plate towards outside, and magnetism inhales the articulated first dust filtering net of installing in the frame.

Preferably, the structural complex second of elbow of cross elbow pipe strains the dirt structure and is a set of annular dirt closing cap that strains, strain the dirt closing cap and be provided with the second sealing washer with cross elbow pipe complex position, and strain the articulated second dust filter screen that installs of the interior border face of dirt closing cap.

The utility model discloses a technological effect and advantage: the dustproof device for the hydraulic oil tank realizes primary dustproof through the magnetic suction frame on the drainage plate and the first dust filtering net, realizes secondary dustproof through matching with the dust filtering sealing cover arranged on the cross elbow pipe, and effectively filters dust in air; through the intercommunication of cross elbow pipe realization oil storage bin and diversion storehouse in the hydraulic oil tank main part, the dust filter that covers over on the top closing cap meets is convenient for dismantle, the clearance of the interior siltation dust of diversion storehouse of being convenient for, and magnetism inhale the structure that the frame was tentatively removed dust, magnetism inhale the frame and adsorb complex mode convenient to detach with the drainage plate and realize regular clearance.

Drawings

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

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1 in accordance with the present invention;

fig. 3 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention.

In the figure: the device comprises a hydraulic oil tank main body 1, an oil storage bin 101, a top sealing cover 2, a first sealing ring 201, a dust filtering cover 3, a coupling convex edge 301, a flow guide plate 4, a flow guide bin 401, a cross elbow pipe 5, a flow guide channel 501, a magnetic suction frame 6, a first dust filtering net 601, a dust filtering sealing cover 7, a second sealing ring 701, a second dust filtering net 702 and an air guide hole 8.

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.

The utility model provides a dustproof device for a hydraulic oil tank as shown in figures 1-3, which comprises a hydraulic oil tank main body 1 with a cuboid box-shaped structure, a top cover 2 connected above the hydraulic oil tank main body 1 and a dust filter 3 covered and connected above the top cover 2, wherein an oil storage bin 101 is arranged in the hydraulic oil tank main body 1, the top cover 2 seals the oil storage bin 101, the top cover 2 is provided with a cross elbow pipe 5 communicated with the oil storage bin 101, the dust filter 3 is covered and connected above the top cover 2, and the dust filter 3 is constructed with a group of flow guide plates 4, the dust filter 3 and the flow guide plates 4 jointly form a flow guide bin 401 at the top end of the top cover 2, the side surface of the flow guide plates 4 is provided with a first dust filter mechanism, the cross elbow pipe 5 comprises four groups of elbow structures communicated with the flow guide bin 401, and the end parts of the elbow structures are all in threaded connection and provided with a second dust filter mechanism, the first dust filtering mechanism arranged on the lateral surface of the drainage plate 4 is a group of magnetic suction frames 6 with a rectangular frame structure, the magnetic suction frames 6 are convenient to detach in a manner of being matched with the drainage plate 4 in an adsorption manner to realize regular cleaning, the magnetic suction frames 6 are adsorbed on one side of the drainage plate 4 facing to the outside, and a first dust filtering net 601 is hinged in the magnetic suction frame 6, a second dust filtering structure matched with the elbow structure of the cross elbow pipe 5 is a group of annular dust filtering seal covers 7, a second sealing ring 701 is arranged at the position where the dust filtering seal cover 7 is matched with the cross elbow pipe 5, a second dust filtering net 702 is hinged on the inner edge surface of the dust filtering seal cover 7, preliminary dust prevention is realized through the magnetic suction frame 6 on the drainage plate 4 and the first dust filtering net 601, secondary dust prevention is realized through the cooperation of the dust filtering seal cover 7 arranged on the cross elbow pipe 5, and dust in air is effectively filtered; the cross elbow pipe 5 is used for communicating the oil storage bin 101 with the diversion bin 401 in the hydraulic oil tank main body 1, and the dust filter cover 3 which is covered and connected with the top sealing cover 2 is convenient to detach and clean dust deposited in the diversion bin 401.

Specifically, the top end of the hydraulic oil tank main body 1 is constructed with a bead coupled with the top cover 2, a groove for installing the first sealing ring 201 is formed in one side, facing the top cover 2, of the bead of the hydraulic oil tank main body 1, and a coupling convex rib 301 matched with the inner edge of the dust filter 3 is constructed on the outer side of the top end of the top cover 2.

Specifically, set up the water conservancy diversion passageway 501 that communicates water conservancy diversion storehouse 401 in the cross elbow pipe 5, and the cross elbow pipe 5 extends into the part in top closing cap 2 and has seted up multiunit air guide hole 8, air guide hole 8 intercommunication oil storage bin 101 and water conservancy diversion passageway 501, and air guide hole 8 personally submits annular array in the outer fringe of cross elbow pipe 5 and sets up.

Specifically, during oil supply, negative pressure is generated in the oil storage bin 101 to realize the introduction of air in the diversion bin 401 into the oil storage bin 101 through the cross elbow pipe 5, air outside the hydraulic oil tank main body 1 enters the diversion bin 401 under the filtration of the first dust filter net 601, effective dust filtration is realized through the cooperation of the first dust filter net 601 on the magnetic suction frame 6 and the second dust filter net 702 on the dust filter sealing cover 7, more dust is accumulated by using the first dust filter net 601 as a first heavy dust filter mechanism, the dust filter is convenient to clean by adopting a way of being installed and adsorbed by the magnetic suction frame 6, the dust filter 3 is coupled and positioned with the coupling convex edge 301 to facilitate opening and cleaning the dust filter sealing cover 7 and the upper end face of the top sealing cover 2, a user only needs to clean the first dust filter net 601 and the dust filter sealing cover 7 regularly to ensure smooth air flow, and during specific implementation, a third filter screen can be additionally installed in the air guide hole 8 as required, the mesh numbers of the first dust filtering net 601, the second dust filtering net 702 and the third filter net are gradually increased, and the dustproof device for the hydraulic oil tank is convenient to separate and clean, is effective in dust prevention, is reliable in ventilation, and has high practical value.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (5)

1. The utility model provides a dust keeper for hydraulic tank, is including the hydraulic oil tank main part (1) that is cuboid box column structure, top closing cap (2) and top closing cap (2) top cover connected filter dust hood (3), its characterized in that above hydraulic oil tank main part (1): oil storage bin (101) has been seted up in hydraulic oil tank main part (1), top closing cap (2) seal oil storage bin (101), and be provided with cross elbow pipe (5) that the intercommunication goes into in oil storage bin (101) on top closing cap (2), dust filter (3) cup joints in the top of top closing cap (2), and has constructed a set of drainage plate (4) on dust filter (3), dust filter (3) and drainage plate (4) constitute water conservancy diversion storehouse (401) jointly on the top of top closing cap (2), the side of drainage plate (4) is provided with first dust filtering mechanism, cross elbow pipe (5) include four groups even the elbow structure that lets in water conservancy diversion storehouse (401), and the equal threaded connection of elbow structure tip installs the second dust filtering mechanism.

2. A dustproof device for a hydraulic oil tank according to claim 1, characterized in that: the top of hydraulic oil tank main part (1) is constructed with the bead of top closing cap (2) coupling, and the bead of hydraulic oil tank main part (1) is seted up towards one side of top closing cap (2) and is supplied the groove of first sealing washer (201) installation, the top outside of top closing cap (2) is constructed and is agreed with coupling bead (301) of straining dust cover (3) interior edge.

3. A dustproof device for a hydraulic oil tank according to claim 1, characterized in that: set up water conservancy diversion passageway (501) of intercommunication water conservancy diversion storehouse (401) in cross elbow pipe (5), and cross elbow pipe (5) extend into the part in top closing cap (2) and seted up multiunit air guide hole (8), air guide hole (8) intercommunication oil storage storehouse (101) and water conservancy diversion passageway (501), and air guide hole (8) are personally submitted annular array and are seted up at the outer fringe of cross elbow pipe (5).

4. A dustproof device for a hydraulic oil tank according to claim 1, characterized in that: the first dust filtering mechanism that drainage plate (4) side set up is a set of magnetism that is rectangular frame structure and inhales frame (6), magnetism is inhaled frame (6) and is adsorbed in one side of drainage plate (4) towards outside, and inhales in frame (6) that the articulated first dust filter net (601) of installing.

5. A dustproof device for a hydraulic oil tank according to claim 1, characterized in that: the structural complex second of elbow of cross elbow pipe (5) strains dirt structure and is a set of annular dirt closing cap (7) of straining, strain dirt closing cap (7) and cross elbow pipe (5) complex position and be provided with second sealing washer (701), and strain the articulated second dust filter net (702) of installing of inner fringe face of dirt closing cap (7).

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