CN212003567U

CN212003567U - Oil pump gear

Info

Publication number: CN212003567U
Application number: CN202020429646.2U
Authority: CN
Inventors: 赖锦华
Original assignee: Quanzhou Pinchuang Intellectual Property Services Co Ltd
Current assignee: Quanzhou Pinchuang Intellectual Property Services Co Ltd
Priority date: 2020-03-29
Filing date: 2020-03-29
Publication date: 2020-11-24
Anticipated expiration: 2030-03-29

Abstract

The utility model discloses an oil pump gear, its structure includes the base, the support frame, the drive wheel, the bearing, the oil tank, first gear, the second gear, the oil groove mouth, the seal cover, the utility model discloses an expose the oil groove mouth and should keep clean after finishing using, and then improve the protection through the seal cover, the handle body is as the outside operation structure, the inner chamber is through the stability of the branch additional strengthening of left and right sides staggering, the connecting rod is established on the central line position of structure through pressing from both sides the cover, the oil groove mouth is passed at first to the front end, spiral piece both sides swivelling joint wall surface internal thread, impel back shutoff piece and sealing washer and establish respectively on the interior trench position of oil groove mouth, the support sleeve supports on the outer wall, structure group connection section has obvious clearance, can be convenient for operation, dual shutoff can effectively improve the leakproofness of structure, and then improve the inside cleanliness factor of.

Description

Oil pump gear

Technical Field

The utility model relates to an oil pump gear belongs to gear technical field.

Background

The gear oil pump is suitable for conveying various liquids with lubricating property, works by the mutual meshing rotation of two gears, and has low requirement on media. The exposed oil port of the existing gear oil pump easily causes dust and sundries to enter the machine, and further reduces the cleanness inside the oil tank.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing an oil pump gear to solve present gear oil pump exerted hydraulic fluid port and lead to dust, debris easily and get into the built-in, and then reduced the inside clean problem of oil tank.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides an oil pump gear, its structure includes base, support frame, drive wheel, bearing, oil tank, first gear, second gear, oil tank opening, seal cover, be equipped with first gear in the oil tank, first gear and second gear intermeshing, the second gear falls into two parts with the oil tank inner chamber with first gear, oil tank left side front end cross-under bearing center port, the drive wheel mid point is corresponding about with the bearing, oil tank welded fastening is on the position on base surface right side, base surface left side is equipped with the support frame of looks vertical rigid coupling, the support frame is located oil tank left side and the interval width is unchangeable, the oil tank lateral wall is equipped with integrated into one piece's oil tank opening, the seal cover has been cup jointed on the oil tank opening.

Further, the seal cover includes branch, handle body, support cover, sealing washer, spiral piece, shutoff piece, connecting rod, presss from both sides the cover, branch is established on the inside corresponding face of handle body exocoel respectively, the connecting rod of straight line installation has been inlayed at handle body center, the connecting rod outer lane has been inlayed and has been pressed from both sides the cover, be equipped with the sealing washer in pressing from both sides the cover middle part, the sealing washer inlays in the support cover inside groove, the support cover rigid coupling is in the position at handle body middle part, the shutoff piece has been installed to handle body front end, the shutoff piece concatenation is on spiral piece front end wall, the outer mobile oil groove mouth internal thread that coincide of spiral piece.

Further, the bearing is welded on the cambered surface of the top of the support frame.

Furthermore, a driving wheel for keeping an installation gap is correspondingly arranged on the outer side of the supporting frame.

Further, the supporting sleeve and the spiral block keep an installation gap.

Further, the outer layer of the spiral block is cut with threads.

Further, the plugging sheet is designed into a structure with a narrow outer part and a wide inner part.

Advantageous effects

The utility model relates to an oil pump gear, gear oil pump first gear drives the rotation of second gear and forms local vacuum when the operation, as the operation medium through lubricated fluid, it should keep clean to expose the oil groove mouth after finishing using, and then improve the protection through the seal cover, the handle body is as the outside operation structure, the inner chamber is through the stability of the branch additional strengthening of left and right sides crisscross, the connecting rod is established on the central line position of structure through pressing from both sides the cover, the front end passes the oil groove mouth at first, the spiral piece both sides meet the wall surface internal thread soon, it establishes respectively on the inside and outside trench of oil groove mouth with the sealing washer to impel back shutoff piece, the support sleeve supports on the outer wall, structure montage section has obvious clearance, can be convenient for operation, dual shutoff can effectively improve the leakproofness of structure, and then improve the inside cleanliness factor of oil tank.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of an oil pump gear of the present invention;

fig. 2 is the schematic view of the sealing sleeve assembly structure of the present invention.

In the figure: the device comprises a base-1, a support frame-2, a transmission wheel-3, a bearing-4, an oil tank-5, a first gear-6, a second gear-7, an oil groove-8, a sealing sleeve-9, a support rod-71, a handle body-72, a supporting sleeve-73, a sealing ring-74, a spiral block-75, a sealing sheet-76, a connecting rod-77 and a jacket-78.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-2, the present invention provides a technical solution: an oil pump gear structurally comprises a base 1, a support frame 2, a driving wheel 3, a bearing 4, an oil tank 5, a first gear 6, a second gear 7, an oil groove opening 8 and a sealing sleeve 9, wherein the first gear 6 is installed in the oil tank 5, the first gear 6 is meshed with the second gear 7, the inner cavity of the oil tank 5 is divided into two parts by the second gear 7 and the first gear 6, the left front end of the oil tank 5 is connected with a central port of the bearing 4 in a penetrating manner, the middle point of the driving wheel 3 corresponds to the left and right of the bearing 4, the oil tank 5 is fixedly welded on the right side of the surface of the base 1, the support frame 2 which is vertically and fixedly connected is arranged on the left side of the surface of the base 1, the support frame 2 is arranged on the left side of the oil tank 5 and is unchanged in interval width, the oil groove opening 8 which is integrally formed is arranged on the side wall, A handle body 72, a supporting sleeve 73, a sealing ring 74, a spiral block 75, a plugging sheet 76, a connecting rod 77 and a jacket 78, the supporting rods 71 are respectively arranged on the corresponding surfaces in the outer cavities of the handle body 72, the connecting rod 77 which is linearly arranged is embedded in the center of the handle body 72, a jacket 78 is embedded on the outer ring of the connecting rod 77, a sealing ring 74 is arranged in the middle of the jacket 78, the sealing ring 74 is embedded in an inner groove of the supporting sleeve 73, the supporting sleeve 73 is fixedly connected on the middle part of the handle body 72, the front end of the handle body 72 is provided with a plugging sheet 76, the plugging sheet 76 is spliced on the front end wall of the spiral block 75, the outer layer of the spiral block 75 can movably fit with the inner thread of the oil groove opening 8, the bearing 4 is welded on the cambered surface at the top of the support frame 2, the outer side of the supporting frame 2 is correspondingly provided with a driving wheel 3 for keeping an installation gap, the supporting sleeve 73 and the spiral block 75 keep an installation gap, the outer layer of the spiral block 75 is cut with screw threads, and the plugging sheet 76 is designed into a structure with a narrow outer part and a wide inner part.

The plugging sheet 76 is a material woven from a memory metal alloy wire and used for plugging the material of the oil groove opening 8 so as to prevent lubricating oil from spreading through openings and gaps, and has excellent leakage-proof and sealing performances.

For example: when the gear oil pump is used, the first gear 6 drives the second gear 7 to rotate and form partial vacuum when the gear oil pump operates, lubricating oil serves as an operating medium, the exposed oil groove opening 8 is kept clean after being used, protection is further improved through the sealing sleeve 9, the handle body 72 serves as an external operation structure body, the inner cavity is reinforced by the support rods 71 which are staggered left and right, the connecting rod 77 is arranged on the middle line position of the structure through the clamping sleeve 78, the front end of the connecting rod firstly penetrates through the oil groove opening 8, the two sides of the spiral block 75 are screwed with wall surface inner threads, the plugging piece 76 and the sealing ring 74 are respectively arranged on the inner groove position and the outer groove position of the oil groove opening 8 after being pushed, the supporting sleeve 73 abuts against the outer wall, the structure assembling section is provided with obvious gaps, operation can be facilitated, double plugging can effectively improve the sealing performance of the structure, and further.

The utility model provides a problem be that the exerted hydraulic fluid port of current gear oil pump leads to dust, debris easily to get into the built-in, and then has reduced the inside cleanliness factor of oil tank, the utility model discloses a combination of each other of above-mentioned part, dual shutoff can effectively improve the leakproofness of structure, and then improve the inside cleanliness factor of oil tank.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an oil pump gear, its structure includes base (1), support frame (2), drive wheel (3), bearing (4), oil tank (5), first gear (6), second gear (7), oil groove mouth (8), seal cover (9), its characterized in that:

the oil tank is characterized in that a first gear (6) is arranged in the oil tank (5), the first gear (6) is meshed with a second gear (7), the inner cavity of the oil tank (5) is divided into two parts by the second gear (7) and the first gear (6), the left front end of the oil tank (5) is connected with the central port of a bearing (4) in a penetrating manner, the middle point of a driving wheel (3) corresponds to the left side and the right side of the bearing (4), the oil tank (5) is welded and fixed on the right side of the surface of the base (1), a supporting frame (2) which is vertically and fixedly connected is arranged on the left side of the surface of the base (1), the supporting frame (2) is arranged on the left side of the oil tank (5) and has constant interval width, an integrally formed oil tank opening (8) is formed in the side wall of the oil tank.

2. The oil pump gear according to claim 1, characterized in that: seal cover (9) include branch (71), the handle body (72), support cover (73), sealing washer (74), spiral piece (75), shutoff piece (76), connecting rod (77), press from both sides cover (78), branch (71) are established respectively on the inside corresponding face of handle body (72) exocoel, connecting rod (77) of straight-line installation have been inlayed at handle body (72) center, connecting rod (77) outer lane has inlayed and has pressed from both sides cover (78), be equipped with sealing washer (74) in pressing from both sides cover (78) middle part, sealing washer (74) inlay in support cover (73) inside groove, support cover (73) rigid coupling is on the position at handle body (72) middle part, shutoff piece (76) have been installed to handle body (72) front end, shutoff piece (76) splice is on spiral piece (75) front end wall, the outer mobile oil notch (8) internal thread that coincide of spiral piece (75).

3. The oil pump gear according to claim 1, characterized in that: the bearing (4) is welded on the arc surface at the top of the support frame (2).

4. The oil pump gear according to claim 1, characterized in that: and a driving wheel (3) for keeping an installation gap is correspondingly arranged on the outer side of the support frame (2).