CN211288303U

CN211288303U - Hydraulic motor shell

Info

Publication number: CN211288303U
Application number: CN201922307716.7U
Authority: CN
Inventors: 孔艺
Original assignee: Zhenjiang Daxing Machinery Manufacturing Co ltd
Current assignee: Zhenjiang Daxing Machinery Manufacturing Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-08-18
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a hydraulic motor shell, which comprises an outer shell body, shell body top from left to right is fixed with the oil feed interface in proper order, the oil return interface, shell body right-hand member is fixed with joins in marriage the food tray, it is fixed with stator housing to join in marriage the food tray right-hand member, stator housing right-hand member is fixed with the rear end cap, shell body, join in marriage the food tray, all through connecting bolt fixed connection between stator housing and the rear end cap, shell body top both sides all are fixed with mounting flange adjustment mechanism, the inside front end housing that is fixed with in shell body top, the inside central through-hole that is fixed with of front end housing, the front end housing is fixed with second joint strip with shell body junction, this hydraulic motor shell, be convenient for install on the equipment of different hole distances through mounting flange adjustment mechanism, the hydraulic.

Description

Hydraulic motor shell

Technical Field

The utility model belongs to the technical field of hydraulic motor, concretely relates to hydraulic motor shell.

Background

The hydraulic motor is mainly applied to injection molding machinery, ships, hoisting, winching and other occasions. The hydraulic motor is a working device which converts hydraulic energy into mechanical energy, and the mechanical energy is output outwards through rotary motion to obtain the rotating speed and the rotating torque on an output shaft. The hydraulic motors are divided into two categories of high speed and low speed according to the output rotating speed, and the high speed hydraulic motor is mainly characterized by higher rotating speed, small moment of inertia, convenient starting and braking, high sensitivity of speed regulation and reversing, and small output torque of the high speed hydraulic motor. The low-speed hydraulic motor has the main characteristics of large displacement, large volume and low rotating speed, so that the low-speed hydraulic motor can be directly connected with a transmission mechanism without a speed reducer, and the transmission mechanism is artificially simplified. The hydraulic motor may be classified into a gear type, a vane type, a plunger type, and the like according to its structural type. The hydraulic motor has the characteristic of high energy density, and the motor with the same power is much smaller and lighter than the electric motor, so that the hydraulic motor is convenient to apply to mobile equipment. When a traditional hydraulic motor is installed, due to the fact that the installation flange on the shell is of an integrated fixing structure, when the distance between installation holes on the equipment is inconsistent with the installation holes on the flange, the situation that the hydraulic motor cannot be installed occurs, and use is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydraulic motor shell to solve flange mounting hole pitch-row and can not adjust, the mounting hole pitch-row inconsistency on flange mounting hole and the equipment causes the problem of unable installation.

In order to achieve the above object, the utility model provides a following technical scheme: a hydraulic motor shell comprises a shell body, wherein an oil inlet interface and an oil return interface are sequentially fixed at the top of the shell body from left to right, oil port covers are fixed at the top of the oil inlet interface and the top of the oil return interface, an oil distribution disc is fixed at the right end of the shell body, a stator shell is fixed at the right end of the oil distribution disc, a rear end cover is fixed at the right end of the stator shell, the shell body, the oil distribution disc, the stator shell and the rear end cover are fixedly connected through connecting bolts, positioning snap rings are fixed at two sides of the oil distribution disc and the inner side of the rear end cover through mold casting, mounting flange adjusting mechanisms are fixed at two sides of the top end of the shell body through mold casting, a front end cover is fixed inside the top end of the shell body, a central through hole is fixed inside the front end cover through mold casting, and a second sealing rubber, the front end cover is fixedly connected with the shell body through a sunk screw.

Preferably, the inside flange base, slider, set screw and the mounting hole of including of mounting flange adjustment mechanism, the flange base passes through the mould casting to be fixed in shell body top both sides, the slider passes through the slideway joint outside at the flange base, set screw passes through the mounting hole to be fixed at the slider top, the mounting hole passes through the mould casting to be fixed in slider one end.

Preferably, first sealing rubber strips are fixed among the shell body, the oil distribution disc, the stator shell and the rear end cover through clamping grooves.

Preferably, the inner wall of the top end of the central through hole is fixed with a dustproof ring through a clamping groove.

Preferably, the connecting bolt is sleeved with a spring gasket close to the inner side of the nut.

Preferably, the second sealing rubber strip and the first sealing rubber strip are both in an O-shaped structure, and the second sealing rubber strip and the first sealing rubber strip are both made of hydrogenated butadiene-acrylonitrile rubber.

The utility model discloses a technological effect and advantage: this hydraulic motor shell, according to the mounting hole pitch-row on the required jointing equipment, carry out fixed connection after the mounting hole position on hydraulic motor flange mounting hole and the equipment is corresponding through mounting flange adjustment mechanism adjusting, be convenient for install on the equipment of different pitch-row, the effectual condition of having avoided causing unable installation because of the mounting hole pitch-row on hydraulic motor flange mounting hole and the equipment is inconsistent takes place, has improved hydraulic motor application range, reduce cost.

Drawings

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

FIG. 2 is an enlarged schematic view of the area A of the present invention;

fig. 3 is a schematic side view of the present invention.

In the figure: 1-a shell body, 2-an oil inlet interface, 3-an oil return interface, 4-an oil port cover, 5-an oil distribution disc, 6-a first sealing rubber strip, 7-a positioning snap ring, 8-a stator shell, 9-a rear end cover, 10-a connecting bolt, 11-a mounting flange adjusting mechanism, 1101-a flange base, 1102-a sliding block, 1103-a positioning screw, 1104-a mounting hole, 12-a front end cover, 13-a central through hole, 14-a second sealing rubber strip and 15-a countersunk screw.

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 hydraulic motor shell as shown in the figure, which comprises a shell body 1, the top of the shell body 1 is fixed with an oil inlet interface 2 and an oil return interface 3 sequentially through a die casting from left to right, the oil inlet interface 2 is used for inputting hydraulic oil, the oil return interface 3 is used for outputting the hydraulic oil, the top of the oil inlet interface 2 and the top of the oil return interface 3 are both fixed with an oil port cover 4 through thread engagement, the effect of sealing protection before the installation of the oil pipe is achieved, the pollution caused by the entry of external mesons of the hydraulic motor is avoided, an oil distribution disc 5 is fixed at the right end of the shell body 1, the effect of distributing high and low pressure oil paths is achieved, a stator shell 8 is fixed at the right end of the oil distribution disc 5, the fixing effect is achieved, a rear end cover 9 is fixed at the right end of the stator shell 8, the effect of sealing protection is achieved, play the effect of fastening, make shell body 1, join in marriage food tray 5, stator housing 8 forms overall structure with rear end cap 9, join in marriage food tray 5 both sides and rear end cap 9 inboard and all be fixed with location snap ring 7 through the mould casting, play the effect of location, 1 top both sides of shell body all are fixed with mounting flange adjustment mechanism 11 through the mould casting, be used for adjusting flange mounting hole interval, 1 top inside of shell body is fixed with front end housing 12, play the effect of sealing protection, 12 inside of front end housing is fixed with central through-hole 13 through the mould casting, be used for the installation and support output shaft, front end housing 12 is fixed with second joint strip 14 through the draw-in groove with shell body 1 junction, play sealed effect, through countersunk screw 15 fixed connection between front end housing 12 and the shell body 1, play the effect of fastening.

Specifically, the mounting flange adjusting mechanism 11 internally includes a flange base 1101, a slider 1102, a set screw 1103 and a mounting hole 1104, the flange base 1101 is fixed on two sides of the top end of the housing body 1 through mold casting, the slider 1102 is clamped outside the flange base 1101 through a slide way, the set screw 1103 is fixed at the top of the slider 1102 through the mounting hole, the mounting hole 1104 is fixed at one end of the slider 1102 through mold casting, the slider 1102 is moved in the slide way of the flange base 1101, the positioning is performed through the set screw 1103 after the completion, and the problem that the flange is not matched and cannot be mounted due to overlarge space between the mounting holes of the device.

Specifically, a first sealing rubber strip 6 is fixed between the shell body 1, the oil distribution disc 5, the stator shell 8 and the rear end cover 9 through a clamping groove, and a sealing effect is achieved.

Specifically, the inner wall of the top end of the central through hole 13 is fixed with a dustproof ring through a clamping groove, so that a dustproof effect is achieved.

Specifically, the connecting bolt 10 is sleeved with a spring gasket close to the inner side of the nut, so that the connecting bolt 10 is prevented from loosening, and the pre-tightening force is increased.

Specifically, the shape of the second sealing rubber strip 14 and the shape of the first sealing rubber strip 6 are both of an O-shaped structure, and the material of the second sealing rubber strip 14 and the material of the first sealing rubber strip 6 are both hydrogenated butadiene-acrylonitrile rubber, so that the sealing rubber has the advantages of oil resistance, corrosion resistance, compression resistance and wear resistance.

The working principle is as follows: in the use process of the hydraulic motor shell, a countersunk head screw 15 is screwed to penetrate through a front end cover 12 to be fixedly connected with a shell body 1, the front end cover 12 is hermetically connected with the shell body 1 by extruding a second sealing rubber strip 14, the shell body 1, an oil distribution disc 5, a stator shell 8 and a rear end cover 9 are clamped and positioned in a clamping groove through a positioning clamping ring 7, a connecting bolt 10 is screwed to penetrate through the rear end cover 9, the stator shell 8 and the oil distribution disc 5 to be fixedly connected with the shell body 1, so that the rear end cover 9, the stator shell 8, the oil distribution disc 5 and the shell body 1 form an integral structure, the rear end cover 9, the stator shell 8, the oil distribution disc 5 and the shell body 1 are hermetically connected by extruding a first sealing rubber strip 6, when the hydraulic motor is fixed with equipment, a sliding block 1102 is sequentially moved according to the hole pitch of an installation hole on the equipment, the sliding block 1102 is moved along the sliding way of the flange base 1101, when the sliding block is moved to the position where the mounting hole on the equipment corresponds to the mounting hole 1104 at the end of the sliding block 1102, the positioning screw 1103 is screwed to pass through the sliding block 1102 and the threaded groove in the sliding way of the flange base 1101 for threaded engagement positioning connection, and the bolt passes through the mounting hole 1104 and is fixedly connected with the mounting hole on the equipment, so that the use process of the whole hydraulic motor shell is completed.

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

1. A hydraulic motor housing comprising a housing body (1), characterized in that: an oil inlet connector (2) and an oil return connector (3) are sequentially fixed at the top of the shell body (1) from left to right, oil inlet covers (4) are fixed at the tops of the oil inlet connector (2) and the oil return connector (3), an oil distribution disc (5) is fixed at the right end of the shell body (1), a stator shell (8) is fixed at the right end of the oil distribution disc (5), a rear end cover (9) is fixed at the right end of the stator shell (8), the shell body (1), the oil distribution disc (5), the stator shell (8) and the rear end cover (9) are fixedly connected through connecting bolts (10), positioning snap rings (7) are fixed at the two sides of the oil distribution disc (5) and the inner side of the rear end cover (9) through mold casting, adjusting mechanisms (11) are fixed at the two sides of the top end of the shell body (1) through mold casting, a front end cover (12) is fixed at, the novel sealing structure is characterized in that a central through hole (13) is formed in the front end cover (12) in a casting mode through a die, a second sealing rubber strip (14) is fixed at the joint of the front end cover (12) and the shell body (1) through a clamping groove, and the front end cover (12) is fixedly connected with the shell body (1) through a sunk screw (15).

2. A hydraulic motor housing according to claim 1, wherein: the mounting flange adjusting mechanism (11) comprises a flange base (1101), a sliding block (1102), a positioning screw (1103) and a mounting hole (1104) in the inner portion, the flange base (1101) is fixed to two sides of the top end of the shell body (1) through die casting, the sliding block (1102) is clamped outside the flange base (1101) through a sliding channel, the positioning screw (1103) is fixed to the top of the sliding block (1102) through the mounting hole, and the mounting hole (1104) is fixed to one end of the sliding block (1102) through die casting.

3. A hydraulic motor housing according to claim 1, wherein: and first sealing rubber strips (6) are fixed between the shell body (1), the oil distribution disc (5), the stator shell (8) and the rear end cover (9) through clamping grooves.

4. A hydraulic motor housing according to claim 1, wherein: and a dustproof ring is fixed on the inner wall of the top end of the central through hole (13) through a clamping groove.

5. A hydraulic motor housing according to claim 1, wherein: and a spring gasket is sleeved on the inner side, close to the nut, of the connecting bolt (10).

6. A hydraulic motor housing according to claim 1, wherein: the shape of the second sealing rubber strip (14) and the shape of the first sealing rubber strip (6) are both O-shaped structures, and the second sealing rubber strip (14) and the first sealing rubber strip (6) are both made of hydrogenated butadiene-acrylonitrile rubber.