CN210219272U

CN210219272U - Gear oil pump convenient to dismantle

Info

Publication number: CN210219272U
Application number: CN201920952540.8U
Authority: CN
Inventors: Yi Zhang; 张轶; Lin Ma; 马麟
Original assignee: Qingzhou Shengrun Hydraulic Technology Co Ltd
Current assignee: Qingzhou Shengrun Hydraulic Technology Co Ltd
Priority date: 2019-06-24
Filing date: 2019-06-24
Publication date: 2020-03-31
Anticipated expiration: 2029-06-24

Abstract

The utility model discloses a gear oil pump convenient to dismantle, including connection piece, oil pump body and cover mechanism, the connection piece is installed at the front surface of oil pump body rear surface, the surface intermediate position department of connection piece is provided with the inner seal circle, the surface of inner seal circle is provided with the external seal circle, the inboard of inner seal circle and external seal circle all is fixedly connected with the actuating lever, the inboard of actuating lever is provided with the gear, and the gear is connected with the connection piece rotation, the surface of gear is provided with the internal tooth, and the internal tooth is fixedly connected with the actuating lever; the outer sealing ring and the inner sealing ring arranged on the connecting sheet, the driving rod and the gear arranged on the inner side of the outer sealing ring and the inner sealing ring are designed, so that sealing is convenient to guarantee, meanwhile, due to the existence of the gear, balance of the outer sealing ring and the inner sealing ring when used for sealing can be guaranteed, and the sealing force is prevented from being insufficient.

Description

Gear oil pump convenient to dismantle

Technical Field

The utility model belongs to the technical field of the gear oil pump, concretely relates to gear oil pump convenient to dismantle.

Background

The gear oil pump is suitable for conveying various liquids with lubricity, the temperature is not higher than 70 ℃, if the temperature needs to be high than 200 ℃, the gear oil pump can be matched with high-temperature resistant materials, the gear oil pump is not suitable for conveying corrosive liquids containing hard particles or fibers and having high volatilization or low flash point, such as gasoline, benzene and the like, the gear oil pump belongs to one type of oil pump, the traditional gear oil pump is provided with a pair of rotary gears in a pump body, one of the rotary gears is active, the other is passive, the whole working cavity in the pump is divided into two independent parts by means of mutual meshing of the two gears, A is a suction cavity, B is a discharge cavity, a driving gear drives the driven gear to rotate when the gear oil pump operates, partial vacuum is formed on the suction side (A) when the gears are meshed to be separated, the liquid is sucked, the sucked liquid is filled in each tooth valley of the gears and is brought to the discharge side (B), and the liquid is, there are many improved gear oil pumps, including gear oil pumps that are easily removable, that form high pressure liquid and discharge it out of the pump through the pump discharge port, but there are new problems in achieving ease of removal.

In summary, the problems of the prior art are as follows: the oil inlet and outlet of the conventional gear oil pump convenient to disassemble are not good in sealing and leak easily when the gear oil pump is used, so that the gear oil pump is not favorable for cleaning and also influences the normal use of the whole device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gear oil pump convenient to dismantle to it leaks if sealed not good very easily to propose current gear oil pump convenient to dismantle when using in solving above-mentioned background art, thereby is unfavorable for the clearance, still influences the problem of the normal use of whole device.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a gear oil pump convenient to dismantle, includes connection piece, oil pump body and covers the mechanism, the connection piece is installed at the individual rear surface of front surface of oil pump body, the surface intermediate position department of connection piece is provided with the inner seal circle, the surface of inner seal circle is provided with the outer seal circle, the equal fixedly connected with actuating lever in inner seal circle and outer seal circle's inboard, the inboard of actuating lever is provided with the gear, and the gear rotates with the connection piece to be connected, the surface of gear is provided with the internal tooth, and internal tooth and actuating lever fixed connection.

For the convenience of guaranteeing the device normal use, conduct the utility model relates to a gear oil pump preferred technical scheme convenient to dismantle, the oil pump body includes the oil pump shell, one side pole of oil pump shell is connected with the pivot base, one side of pivot base is rotated and is connected with pivot A.

In order to facilitate covering the oilhole, as the utility model relates to a gear oil pump preferred technical scheme convenient to dismantle, cover the mechanism including covering the support, the one end fixedly connected with that covers the support covers, and cover and connection piece fixed connection, the other end that covers rotates and is connected with pivot B, and covers the support and rotate through pivot B with the oil pump shell and be connected, pivot B's surface is provided with the torsional spring, and the torsional spring with cover the equal fixed connection of support and oil pump shell, the surface intermediate position department that covers the support is provided with the fore-set, the one end fixedly connected with spring of fore-set, and spring and oil pump shell fixed connection.

For the convenience of guaranteeing sealed, as the utility model relates to a convenient to detach's preferred technical scheme of gear oil pump, the connection piece is provided with the pivot with the hookup location department of gear, the section shape of interior sealing washer and external seal circle is ring shape.

In order to facilitate being fixed, as the utility model relates to a gear oil pump preferred technical scheme convenient to dismantle, the surface intermediate position department that covers the support is provided with circular hole.

For the convenience of complete cover, as the utility model relates to a gear oil pump preferred technical scheme convenient to dismantle, the section shape that covers is the type of calligraphy protrudingly, and the minimum diameter that covers equals the diameter of hole on the connecting piece.

For the convenience of drive, as the utility model relates to a gear oil pump preferred technical scheme convenient to dismantle, gear and internal tooth intermeshing.

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

1. the outer sealing ring and the inner sealing ring arranged on the connecting sheet, the driving rod and the gear arranged on the inner side of the outer sealing ring and the inner sealing ring are designed, so that sealing is convenient to guarantee, meanwhile, due to the existence of the gear, balance of the outer sealing ring and the inner sealing ring when used for sealing can be guaranteed, and the sealing force is prevented from being insufficient.

2. The oil hole which is arranged on the outer surface of the connecting piece and is convenient for covering the connecting piece by the covering and covering bracket is designed, and the problems that the protective cover of the existing oil pump is easy to drop and lose and finally the oil hole cannot be effectively protected are solved.

Drawings

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

FIG. 2 is a schematic side sectional view of the outer sealing ring of the present invention;

fig. 3 is a schematic top sectional view of the covering bracket of the present invention.

In the figure: 1. an inner seal ring; 2. a top pillar; 3. covering; 4. an outer sealing ring; 5. connecting sheets; 6. an oil pump housing; 7. a rotating shaft base; 8. a rotating shaft A; 9. covering the bracket; 10. internal teeth; 11. a drive rod; 12. a gear; 13. a torsion spring; 14. a spring; 15. and a rotating shaft B.

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.

Please refer to fig. 1-3, the utility model provides a gear oil pump convenient to dismantle, including connection piece 5, the oil pump body and cover mechanism, connection piece 5 is installed at the individual rear surface of front surface of oil pump body, the surface intermediate position department of connection piece 5 is provided with inner seal ring 1, inner seal ring 1's surface is provided with outer seal ring 4, inner seal ring 1 and outer seal ring 4's the equal fixedly connected with actuating lever 11 in inboard, the inboard of actuating lever 11 is provided with gear 12, and gear 12 rotates with connection piece 5 to be connected, gear 12's surface is provided with internal tooth 10, and internal tooth 10 and actuating lever 11 fixed connection, for the convenience of guaranteeing sealed.

In this embodiment, the oil pump body includes oil pump housing 6, and a side lever of oil pump housing 6 is connected with pivot base 7, and one side of pivot base 7 is rotated and is connected with pivot A8, in order to facilitate guaranteeing the device normal use.

In this embodiment, cover the mechanism including covering support 9, the one end fixedly connected with who covers support 9 covers 3, and cover 3 and connection piece 5 fixed connection, the other end that covers 3 rotates and is connected with pivot B15, and cover support 9 and oil pump housing 6 and rotate through pivot B15 and be connected, pivot B15's surface is provided with torsional spring 13, and torsional spring 13 with cover support 9 and the equal fixed connection of oil pump housing 6, the surface intermediate position department that covers support 9 is provided with fore-set 2, the one end fixedly connected with spring 14 of fore-set 2, and spring 14 and oil pump housing 6 fixed connection, in order to cover the oilhole for the convenience.

In this embodiment, a shaft is disposed at a connection position of the connection sheet 5 and the gear 12, and the cross-sectional shapes of the inner seal ring 1 and the outer seal ring 4 are both circular rings, so as to ensure sealing.

In this embodiment, a circular hole is disposed at the middle position of the outer surface of the covering bracket 9 for facilitating the fixing.

In this embodiment, the cross-sectional shape of the cover 3 is convex, and the minimum diameter of the cover 3 is equal to the diameter of the hole on the connecting piece 5, so as to facilitate complete covering.

In this embodiment, the gear 12 is engaged with the internal teeth 10 for easy driving.

The utility model discloses a theory of operation and use flow: after the device is installed, the shore 2 is pressed, so that the shore 2 is collected into the oil pump shell 6 and does not contact with the covering bracket 9 any more, due to the existence of the torsional spring 13, when the shore 2 does not contact with the covering bracket 9, the covering bracket 9 can rotate by itself and drive the covering bracket 3 to move to the middle position of the outer surface of the connecting sheet 5, so that the covering bracket 3 is matched with the oil inlet and outlet hole on the connecting sheet 5, the purpose of covering the oil hole and avoiding the entering of foreign matters is achieved, when the device is needed to be used, the covering bracket 9 is rotated, so that the covering bracket 9 drives the covering bracket 3 to leave the connecting sheet 5, due to the existence of the spring 14, after the covering bracket 9 rotates to a certain angle, the shore 2 can be popped up and is fixed with the hole on the covering bracket 9, then the device can be normally used, due to the existence of the outer sealing ring 4 and the inner sealing ring 1, the connecting sheet, and because of the existence of the gear 12, the outer sealing ring 4 and the inner sealing ring 1 relatively move, the inner sealing ring 1 leaks when the outer sealing ring 4 is pressed downwards, and the outer sealing ring 4 leaks when the inner sealing ring 1 is pressed downwards, so that balance is achieved.

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 gear oil pump convenient to dismantle, includes connection piece (5), oil pump body and covers the mechanism, its characterized in that: the oil pump is characterized in that a front surface rear surface of the oil pump body is installed on the connecting piece (5), an inner sealing ring (1) is arranged at the middle position of the outer surface of the connecting piece (5), an outer sealing ring (4) is arranged on the outer surface of the inner sealing ring (1), an inner side equal fixedly connected with driving rod (11) of the inner sealing ring (1) and the outer sealing ring (4), a gear (12) is arranged on the inner side of the driving rod (11), the gear (12) is rotatably connected with the connecting piece (5), inner teeth (10) are arranged on the outer surface of the gear (12), and the inner teeth (10) are fixedly connected with the driving rod (11).

2. The gear oil pump convenient to disassemble as claimed in claim 1, wherein: the oil pump body comprises an oil pump shell (6), a side rod of the oil pump shell (6) is connected with a rotating shaft base (7), and one side of the rotating shaft base (7) is connected with a rotating shaft A (8) in a rotating mode.

3. The gear oil pump convenient to disassemble as claimed in claim 2, wherein: cover the mechanism including covering support (9), the one end fixedly connected with who covers support (9) covers (3), and covers (3) and connection piece (5) fixed connection, the other end that covers (3) rotates and is connected with pivot B (15), and covers support (9) and oil pump shell (6) and rotate through pivot B (15) and be connected, the surface of pivot B (15) is provided with torsional spring (13), and torsional spring (13) and the equal fixed connection of cover support (9) and oil pump shell (6), the surface intermediate position department that covers support (9) is provided with fore-set (2), the one end fixedly connected with spring (14) of fore-set (2), and spring (14) and oil pump shell (6) fixed connection.

4. The gear oil pump convenient to disassemble as claimed in claim 1, wherein: and a shaft is arranged at the connecting position of the connecting sheet (5) and the gear (12), and the cross sections of the inner sealing ring (1) and the outer sealing ring (4) are both circular rings.

5. The gear oil pump convenient to disassemble as claimed in claim 3, wherein: a round hole is formed in the middle of the outer surface of the covering support (9).

6. The gear oil pump convenient to disassemble as claimed in claim 3, wherein: the cross section of the cover (3) is in a convex shape, and the minimum diameter of the cover (3) is equal to the diameter of the hole in the connecting sheet (5).

7. The gear oil pump convenient to disassemble as claimed in claim 1, wherein: the gear (12) is meshed with the internal teeth (10).