CN209586966U

CN209586966U - A kind of bearing housing preventing oil leak

Info

Publication number: CN209586966U
Application number: CN201920018614.0U
Authority: CN
Inventors: 施红斌; 韩海燕
Original assignee: Wuhan Xinyibo Technology Co Ltd
Current assignee: Wuhan Xinyibo Technology Co Ltd
Priority date: 2019-01-05
Filing date: 2019-01-05
Publication date: 2019-11-05
Anticipated expiration: 2029-01-05

Abstract

The utility model discloses a kind of bearing housings for preventing oil leak, including cabinet, the cabinet is built-in to fill lubricating oil, the both ends of the cabinet are equipped with through-hole, rolling bearing is socketed in the through-hole, one end far from the cabinets cavity of the rolling bearing, which abuts, has installation to cover, and installation lid is concentric with the rolling bearing, transmission shaft is fixedly connected in the rolling bearing, the bottom of the cabinet is equipped with oilhole, the rubber seal that section is in concave is connected on the oilhole, the rubber seal is socketed in the periphery of the oilhole, sealing cover is socketed in the rubber seal, the sealing cover is fixedly connected on the cabinet.Pass through above-mentioned setting, the lubricating oil for lubrication component is filled in cabinet, is equipped with the oilhole for removing the lubricating oil that fails in the bottom of box, the circumferentially fixed socket concave rubber seal of oilhole and with seal cap sealing oilhole, the phenomenon that preventing oilhole oil leak generation, is effectively reduced the waste of lubricating oil.

Description

A kind of bearing housing preventing oil leak

Technical field

The utility model relates to machine component field, in particular to a kind of bearing housing for preventing oil leak.

Background technique

Antifriction-bearing housing is generally applied to blower and wheel group, is a kind of case for playing support and lubrication rolling bearing Body part, meanwhile, bear the axial and radial force that equipment generates at work.In the equipment for having rotary shaft, axis be usually by Roller bearings are got up rotation, and rolling bearing is then mounted in bearing housing, lubricating oil are marked in bearing housing, worked Cheng Zhong lubricates rolling bearing, meanwhile, suffered various power can be also transmitted on bearing housing axis at work, by axis Hold case carrying.Bearing housing is very extensive as the field that a kind of box parts use, with to machine components Functional Requirement Increase, bearing housing also develops to functional more perfect direction.

Application publication number is that the Chinese patent of 107605966 A of CN discloses a kind of novel bearing housing, including cabinet, The interior wall of cabinet is equipped with fixing seat, and state's reservation includes the upper fixed seat and lower fixed seat being rotatably connected, upper fixed seat with It being set on lower fixed seat by screw assembly, the inner cavity of fixing seat is equipped with rolling bearing, and the inner cavity of rolling bearing is equipped with gear texture one, The both ends of cabinet are equipped with through-hole, are rotatably connected to transmission shaft in through-hole, and the both ends of transmission shaft are symmetrically arranged with fixing sleeve, fixing sleeve with Through-hole is fixedly connected, and the gear texture two being cooperatively connected with gear texture one, common bearing housing bottom are equipped between fixing sleeve Oil outlet can be opened up, seal cap sealing can be used at oil outlet.

In use, when oil outlet is connect with sealing cover, sealing cover and cabinet belong to rigidity to above-mentioned technical proposal Element, so the intracorporal lubricating oil of case can flow out in the gap between oil outlet and sealing cover when being sealed using sealing element Come, to make lubricating oil waste, while lubricating oil flows to the skidding of the ground ground Shang Huishi, so that there are security risks.

Utility model content

In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of bearing housing for preventing oil leak, While power is provided, have the function of preventing oil leak, is effectively reduced the waste of lubricating oil.

The above-mentioned technical purpose of the utility model has the technical scheme that a kind of axis for preventing oil leak Case, including cabinet are held, the cabinet is built-in to fill lubricating oil, it is characterised in that: the both ends of the cabinet are equipped with through-hole, described Rolling bearing is socketed in through-hole, one end far from the cabinets cavity of the rolling bearing, which abuts, has installation to cover, and described Installation lid is concentric with the rolling bearing, transmission shaft is fixedly connected in the rolling bearing, the bottom of the cabinet is equipped with Oilhole, the rubber seal that section is in concave is connected on the oilhole, and the rubber seal is socketed in the week of the oilhole Side is socketed with sealing cover in the rubber seal, and the sealing cover is fixedly connected on the cabinet.

By using above-mentioned technical proposal, rolling bearing is fixedly attached on cabinet, in rolling bearing connection transmission shaft from And realize that power transmits, the lubricating oil for lubrication component is filled in cabinet, is equipped in the bottom of box for removing failure lubrication The oilhole of oil, the circumferentially fixed socket concave rubber seal of oilhole and with seal cap sealing oilhole, it is therefore prevented that the phenomenon that oilhole oil leak It generates, is effectively reduced the waste of lubricating oil.

The utility model is further arranged to: the sealing cover is in convex, and the oil is pierced into one end of the sealing cover In hole, the other end of the sealing cover is fixedly connected with the cabinet, and the sealing cover is opened up relative to the side of the cabinet There is seal groove corresponding with rubber seal.

By using above-mentioned technical proposal, sealing cover is set as convex, and free, the other end is pierced into the lesser one end of size The end face opposite with cabinet is connected to tank surface and is fixedly connected with cabinet, effectively increases sealing cover and concave rubber is close The contact area of seal effectively strengthens sealing cover so that the contact surface increased between concave sealing ring and sealing cover connects Leakproofness between oilhole.

The utility model is further arranged to: one end relative to the rolling bearing of the installation lid is connected to institute It states on rolling bearing, and is closely abutted with the inner surface of the through-hole, the installation lid is solid relative to one end of the cabinet Surely it is connected on cabinet and is provided through on the end face of the installation lid connecting hole concentric with the rolling rolling bearing, The transmission shaft is installed in the connecting hole.

By using above-mentioned technical proposal, the one end for installing lid is connected on the upper circle of rolling bearing, to effectively prevent The phenomenon that rolling bearing skids off through-hole generation, installation lid and the inner surface close contact of through-hole and the other end of installation lid are stopped It is fixedly connected from cabinet, to strengthen the stability of installation lid, prevents peace to be covered on sliding in through-hole, cover and set in installation Perforative connecting hole is set, transmission shaft is made to be pierced by connecting hole, power is transmitted for connecting shaft and operating condition is provided.

The utility model is further arranged to: the transmission shaft is equipped with the shaft shoulder at two, and the shaft shoulder is connected to described On the inner ring of rolling bearing, the both ends that the transmission shaft stretches out the cabinet offer keyway.

By using above-mentioned technical proposal, the shaft shoulder at two is set on transmission shaft, the end face of the shaft shoulder is made to be connected to the axis of rolling To limit rolling bearing on the inner ring held, effectively prevent rolling bearing from sliding to box inside, described in transmission shaft stretching The both ends of cabinet offer keyway, and transmission shaft is made to can connect actuator and driven member.

The utility model is further arranged to: the cabinet includes the upper fixed seat of hollow setting, fixed seat One end is set as opening and opening is equipped with installation shoulder, and the installation shoulder is equipped with multiple threaded holes, and fixed seat is opposite Half bore is offered in the side of the installation lid.

By using above-mentioned technical proposal, cabinet includes upper fixed seat, setting installation shoulder on upper fixed seat, and in installation shoulder Threaded hole is set, to realize the connection of upper fixed seat Yu other components.

The utility model is further arranged to: fixed seat is fixedly connected with the lower fixed seat of hollow setting, institute The position that lower fixed seat is stated relative to the installation lid is also equipped with half bore, and the through-hole is made of two half bore, described One end of the relatively fixed seat of lower fixed seat is equipped with connection shoulder, and corresponding threaded hole setting is provided on the connection shoulder Mounting hole, the threaded hole and the mounting hole internal screw thread are connected with bolt, and the lower fixed seat lower end is fixedly connected with substrate, Installation cavity is provided on the substrate, the oilhole setting is on the substrate.

By using above-mentioned technical proposal, lower fixed seat and the setting connection shoulder on lower fixed seat are set, and in connection shoulder It is upper that mounting hole corresponding with threaded hole is set, so that upper fixed seat is fixedly connected with lower fixed seat by bolt.

The utility model is further arranged to: felt circle is connected in the connecting hole, the felt circle is socketed in institute It states in connecting shaft, is equipped with sealing element between the installation lid and the rolling bearing.

By using above-mentioned technical proposal, felt circle is set in connecting hole, and felt circle is fixedly connected on transmission shaft, To reinforce the leakproofness between installation lid and transmission shaft, seam of the lubricating oil in cabinet between connecting hole and transmission shaft is prevented It is overflowed in gap, to effectively prevent the waste of lubricating oil.

The utility model is further arranged to: being provided with peep hole on fixed seat, is fixed in the peep hole It is connected with dipstick, one end that the dipstick enters fixed seat abuts on the substrate.

By using above-mentioned technical proposal, peep hole is opened up on upper fixed seat, and dipstick is fixedly connected on peep hole, from And the amount of lubricating oil in cabinet is effectively measured, new lubricating oil is added when lubricating oil is soon finished.

In conclusion the utility model has the following beneficial effects: transmitting power that can be stable, and sealing performance is good It is good, effectively prevent the waste of lubricating oil.

Detailed description of the invention

Fig. 1 is the main body view of bearing housing；

Fig. 2 is the front sectional view of bearing housing；

Fig. 3 is the explosive view of bearing housing.

Appended drawing reference: 1, cabinet；11, substrate；110, installation cavity；12, upper fixed seat；121, half bore；122, shoulder is installed； 13, lower fixed seat；131, shoulder is connected；21, through-hole；2, rolling bearing；3, installation lid；4, transmission shaft；41, keyway；5, oilhole；6, Rubber seal；7, sealing cover；71, seal groove；8, connecting hole；9, felt circle；10, sealing element；101, dipstick.

Specific embodiment

A kind of bearing housing preventing oil leak, cabinet 1 including hollow setting and the transmission shaft 4 being rotationally connected in cabinet 1, Cabinet 1 includes in semicolumn and the upper fixed seat 12 of hollow setting and the lower fixed seat 13 connecting with upper fixed seat 12.Upper fixation Seat 12 is set as being open relative to one end of lower fixed seat 13, and upper fixed seat 12 relative to lower fixed seat 13 one end along upper solid 12 longitudinal direction of reservation be fixedly connected there are two along 12 axisymmetrical of upper fixed seat setting installation shoulder 122, two installation shoulders 122 On be uniformly placed equidistant with that there are three the vertical threaded holes through setting, upper fixed seat 12 is perpendicular to installation 122 length direction of shoulder The half bore 121 being coaxially set is offered on the side of a pair of opposing.

Lower fixed seat 13 is whole to be arranged in cube shape and inner hollow, the one end of lower fixed seat 13 relative to upper fixed seat 12 It is provided with connection shoulder 131 corresponding with installation shoulder 122, is uniformly equidistantly offered on connection shoulder 131 corresponding with threaded hole Mounting hole, threaded hole and mounting hole internal screw thread are connected with bolt, make upper fixed seat 12 and the fixed company of lower fixed seat 13 by bolt It is connected together.

The lower end of lower fixed seat 13 is fixedly connected with the substrate 11 in square, fixed between lower fixed seat 13 and substrate 11 to connect It is connected to stiffener plate, the four corners of substrate 11 offer the installation cavity 110 for being fixedly connected on bearing housing on station.Under Be loaded with the lubricating oil for lubricating each component in bearing housing in fixing seat 13, the middle part of substrate 11 offer through substrate 11 and The columnar oilhole 5 being vertically arranged, the circumferential direction of oilhole 5 are socketed with the rubber seal 6 of concave, and the underface of oilhole 5 is provided with Sealing cover 7.To increase the contact area between sealing cover 7 and rubber seal 6, the convex of column type, sealing cover is arranged in sealing cover 7 For the lesser one end mounting of 7 diameters in the rubber seal 6, one end that sealing cover 7 is relatively large in diameter is fixedly connected on substrate 11 On, sealing cover 7 offers the seal groove 71 of the annular chimeric with sealing ring relative to the position of rubber seal 6.

Lower fixed seat 13 perpendicular to connection 131 length direction of shoulder a pair of opposing side on also offer coaxial line Half bore 121, the half bore 121 in half bore 121 and lower fixed seat 13 on upper fixed seat 12 is combined into a through-hole 21, and two are logical It is fixedly connected to rolling bearing 2 in hole 21, installation lid 3 is provided on the outside of through-hole 21, installation lid 3 is set relative to rolling bearing 2 Set and with 2 coaxial line of rolling bearing.It is provided with cricoid sealing element 10 between installation lid 3 and rolling bearing 2, sealing element 10 is most Major diameter is equal to the diameter of through-hole 21, and the minimum diameter of sealing element 10 is equal to the diameter enclosed on rolling bearing 2, and installation lid 3 is opposite It is connected on sealing element 10 in one end of rolling bearing 2, the other end of installation lid 3 is fixedly connected on upper fixed seat 12 and lower fixation Between seat 13 and offer the connecting hole 8 being arranged through installation lid 3, connecting hole 8 and 2 coaxial line of rolling bearing.

Transmission shaft 4 is fixedly connected in rolling bearing 2, to guarantee the stable operation of rolling bearing 2, is arranged on transmission shaft 4 There is the shaft shoulder at two, the end face of the shaft shoulder is connected on the inner ring of rolling bearing 2, and cabinet 1, and the company of rotation are stretched out in the both ends of transmission shaft 4 It connects in connecting hole 8, the keyway 41 for connecting actuator and driven member is offered on the both ends of the stretching cabinet 1 of transmission shaft 4.

The felt circle 9 for gap between seal transmission shaft 4 and connecting hole 8, felt circle 9 are rotatably connected in connecting hole 8 It is socketed on transmission shaft 4.The peep hole being vertically arranged is offered on upper fixed seat 12, and measurement cabinet is fixedly connected in peep hole The dipstick 101 of lubrication oil volume in 1, one end that dipstick 101 pierces into upper fixed seat 12 is touched on the substrate 11, so as to pass through Dipstick 101 is observed to reflect the amount of lubricating oil in cabinet 1.

When actuator provides power for driven member, the output shaft of actuator is solid by one end of shaft coupling and transmission shaft 4 Fixed connection, driven member are fixedly connected by another shaft coupling with the other end of transmission shaft 4, and actuator is in rotation, in the axis of rolling It holds and rotates transmission shaft 4, so that driven member be made to rotate.

Claims

1. a kind of bearing housing for preventing oil leak, including cabinet (1), the cabinet (1) is built-in to fill lubricating oil, it is characterised in that: The both ends of the cabinet (1) are equipped with through-hole (21), are socketed with rolling bearing (2), the rolling bearing in the through-hole (21) (2) one end far from the cabinet (1) inner cavity, which abuts, installation lid (3), and installation lid (3) and the rolling bearing (2) concentric, it is fixedly connected with transmission shaft (4) in the rolling bearing (2), the bottom of the cabinet (1) is equipped with oilhole (5), The rubber seal (6) that section is in concave is connected on the oilhole (5), the rubber seal (6) is socketed in the oilhole (5) periphery, the rubber seal (6) is interior to be socketed with sealing cover (7), and the sealing cover (7) is fixedly connected on the cabinet (1) on.

2. a kind of bearing housing for preventing oil leak according to claim 1, it is characterised in that: the sealing cover (7) is in convex, One end relative to oilhole (5) of the sealing cover (7) is pierced into the oilhole (5), the other end of the sealing cover (7) and institute It states cabinet (1) to be fixedly connected, the sealing cover (7) offers and rubber seal (6) phase relative to the side of the cabinet (1) Corresponding seal groove (71).

3. a kind of bearing housing for preventing oil leak according to claim 2, it is characterised in that: the opposite of (3) is covered in the installation It is connected on the rolling bearing (2) in one end of the rolling bearing (2), and close with the inner surface of the through-hole (21) It abuts, the installation lid (3) is fixedly connected on cabinet (1) relative to one end of the cabinet (1) and (3) are covered in the installation The connecting hole (8) concentric with the rolling bearing (2) is provided through on end face, the transmission shaft (4) installs the connection In hole (8).

4. a kind of bearing housing for preventing oil leak according to claim 3, it is characterised in that: the transmission shaft (4) is equipped with The shaft shoulder at two, the shaft shoulder are connected on the inner ring of the rolling bearing (2), and the transmission shaft (4) stretches out the cabinet (1) Both ends offer keyway (41).

5. a kind of bearing housing for preventing oil leak according to claim 1, it is characterised in that: the cabinet (1) includes hollow The upper fixed seat (12) of setting, fixed seat (12) one end is set as opening and opening is equipped with installation shoulder (122), described Shoulder (122) are installed and are equipped with multiple threaded holes, fixed seat (12) offers half relative to the side of the installation lid (3) Hole (121).

6. a kind of bearing housing for preventing oil leak according to claim 5, it is characterised in that: fixed seat (12) is fixed It is connected with the lower fixed seat (13) of hollow setting, the lower fixed seat (13) is also provided with relative to the position of the installation lid (3) Have half bore (121), the through-hole (21) is made of two half bore (121), and the lower fixed seat (13) is relatively described solid One end of reservation (12) is equipped with connection shoulder (131), and the installation of corresponding threaded hole setting is provided on connection shoulder (131) Hole, the threaded hole and the mounting hole internal screw thread are connected with bolt, and lower fixed seat (13) lower end is fixedly connected with substrate (11), four corners are provided with installation cavity (110) on the substrate (11), and the oilhole (5) is arranged on the substrate (11).

7. a kind of bearing housing for preventing oil leak according to claim 3, it is characterised in that: connection in the connecting hole (8) Hairiness felt collar (9), the felt circle (9) are socketed on transmission shaft (4), between the installation lid (3) and the rolling bearing (2) Equipped with sealing element (10).

8. a kind of bearing housing for preventing oil leak according to claim 6, it is characterised in that: set on fixed seat (12) It is equipped with peep hole, is fixedly connected in the peep hole dipstick (101), the dipstick (101) enters fixed seat (12) One end be connected on the substrate (11).