CN209164405U

CN209164405U - A kind of bearing block used on mine car

Info

Publication number: CN209164405U
Application number: CN201821934489.XU
Authority: CN
Inventors: 李明
Original assignee: JIANGXI HIFEEN HEAVY INDUSTRIES S & T Co Ltd
Current assignee: JIANGXI HIFEEN HEAVY INDUSTRIES S & T Co Ltd
Priority date: 2018-11-23
Filing date: 2018-11-23
Publication date: 2019-07-26
Anticipated expiration: 2028-11-23

Abstract

The bearing block that the utility model relates to use on a kind of mine car, aim to solve the problem that the bearing on current mine car is difficult to the technical issues of removing and installing in replacement, including pedestal, pedestal is fixed on mine car by several first bolts, cavity is equipped in pedestal, the bottom of cavity is equipped with the groove of recess, seal washer is equipped in groove, chassis is additionally provided in cavity, chassis is equipped with bearing, the top of pedestal is equipped with cricoid step, guiding groove there are two being symmetrical arranged on chassis inner wall below step, pull rod is equipped in each guiding groove, two pull rods are symmetrical and are fixed on the lateral wall on chassis, the upper end of pull rod is run through the top of guiding groove and is flushed with pedestal, it further include cricoid outer cover, in outer cover insertion cavity and it is pressed on bearing, the edge of outer cover extends outwardly and is pressed on pedestal, and the outer cover extension extended outside passes through The advantages of second bolt is fixedly connected with pedestal, and the utility model has structure simple, compact, is conveniently replaceable bearing.

Description

A kind of bearing block used on mine car

Technical field

The bearing block that the utility model relates to use on a kind of bearing block more particularly to a kind of mine car.

Background technique

Bearing on mine car is generally required can just be installed on mine car enforcement use of going forward side by side by specific bearing block, The working environment of mine car is generally all relatively more severe, so in the case that mine car bearing is also chronically at low speed load-carrying, maintenance Also relatively difficult, cause the service life of mine car bearing shorter, needs to regularly replace, and when being replaced to mine car bearing one As be to remove bearing block together, then bearing is replaced, however, bearing need to be by drawing device by bearing in disassembly It is removed from bearing block, such operation is time-consuming and laborious, and bearing during installation again must be by other tools, and during the installation process It is easy to make bearing deformation and damage.

Summary of the invention

It the purpose of the utility model is to overcome the deficiencies in the prior art, adapts to reality and needs, providing makes on a kind of mine car Bearing block is difficult to the technical issues of removing and installing to solve the bearing on current mine car in replacement.

In order to realize the purpose of this utility model, the technology employed by the present utility model is

Design the bearing block used on a kind of mine car；Including pedestal；The pedestal is fixed on mine by several first bolts Che Shang, pedestal is interior to be equipped with cavity, and the middle position of the cavity bottom is equipped with groove, is equipped with seal washer, cavity in groove It is inside additionally provided with cricoid chassis, and chassis is pressed on seal washer, chassis is equipped with the bearing with outer diameters such as chassis, the chassis Internal diameter be less than the outer diameter of bearing inner race, i.e. the inner ring of bearing and outer ring presses against on chassis, and the top of pedestal is equipped with cricoid Step is symmetrical arranged on the chassis inner wall below the step there are two guiding groove, slidably connects drawing in each guiding groove Bar, two pull rods are symmetrical and are fixed on the lateral wall on chassis, and the top of guiding groove is run through simultaneously in the upper end of the pull rod It is flushed with pedestal.

Further, further include cricoid outer cover, in the outer cover insertion cavity and be pressed in bearing, and the internal diameter of outer cover is small Extend outwardly in the edge of the outer diameter of bearing inner race, outer cover and be pressed on pedestal, and the outer cover marginal stretch extended outside passes through Several second bolts are fixedly connected with pedestal, further include the power for sequentially passing through outer cover, bearing, chassis, seal washer, pedestal The inner wall interval on axis, the line shaft and chassis is arranged.

Further, the upper end of the pull rod is hinged with pull ring, constitutes and holds between the upper end and stepped inner walls of pull rod Receive slot, the pull ring is located in holding tank.

Further, it is rotatably connected to sleeve in the through-hole in the middle part of the outer cover, is equipped with axle tube, institute in the sleeve It states and is outward extended with fixed edge at the top of axle tube, fixed edge is pressed on sleeve and is fixed by several third bolts with sleeve Connection.

The utility model has the beneficial effects that:

1. the design in the design in pedestal using pull rod, chassis first dismantles down outer cover when needing replacing bearing Come, then pulled out on chassis out of cavity with bearing together with by pull rod, directly can by bearing taking-up and more be renewed later Bearing will be then fixed on the base in chassis and new bearing push-in pedestal and by outer cover, this design can be quickly and effectively Bearing is replaced, maintenance cost that is time saving and energy saving and reducing mine car.

2. sleeve and axle tube in the design, effectively can prevent line shaft from rubbing with outer cover, lead to outer cover Abrasion directly replaces axle tube when axle tube is worn to reduce the service life of outer cover；Pull ring facilitates fast Speed pulls out pull rod and chassis.

3. the utility model also has the advantages that other, will be proposed together with corresponding structure in embodiment.

Detailed description of the invention

Fig. 1 is the utility model use state the schematic diagram of the section structure；

Fig. 2 is the utility model disassembly status the schematic diagram of the section structure；

Fig. 3 is the utility model pedestal the schematic diagram of the section structure；

Fig. 4 is the utility model pull rod, chassis structure schematic diagram；

In figure: 1. pedestals；10. the first bolt；11. cavity；12. guiding groove；13. groove；14. seal washer；15. Rank；16. holding tank；2. pull rod；21. pull ring；3. bearing；4. chassis；5. line shaft；6. outer cover；61. sleeve；62. the second spiral shell Bolt；7. axle tube；71. third bolt.

Specific embodiment

The present invention will be further described with reference to the accompanying drawings and examples:

Embodiment 1: the bearing block used on a kind of mine car, referring to figures 1-4；Including pedestal 1；Pedestal 1 is logical in the design It crosses several first bolts 10 to be fixed on mine car, cavity 11 is equipped in pedestal 1, the middle position of 11 bottom of cavity is equipped with Groove 13, groove 13 is interior to be equipped with seal washer 14, is additionally provided with cricoid chassis 4 in cavity 11, and chassis 4 is pressed in seal washer 14 On, chassis 4 is equipped with the bearing 3 that outer diameters are waited with chassis 4, in order to guarantee the even running of bearing 3, chassis 4 described in the design Internal diameter be less than the outer diameter of 3 inner ring of bearing, i.e. the inner ring of bearing 3 and outer ring presses against on chassis 4, and the top of pedestal 1 is equipped with ring The step 15 of shape is symmetrical arranged on 4 inner wall of chassis of 15 lower section of the step there are two guiding groove 12, in each guiding groove 12 The pull rod 2 for pulling out chassis 4 is slidably connected, two pull rods 2 are symmetrical and are fixed on the lateral wall on chassis 4, institute The upper end for stating pull rod 2 is run through the top of guiding groove 12 and is flushed with pedestal 1.

It further, further include cricoid outer cover 6, the insertion of outer cover 6 cavity 11 is interior and is pressed in bearing 3, and outer cover 6 Internal diameter is less than the outer diameter of 3 inner ring of bearing, and the edge of outer cover 6 extends outwardly and is pressed on pedestal 1, and the outer cover 6 extended outside extends Portion 60 is fixedly connected by several second bolts 62 with pedestal 1, further includes sequentially passing through outer cover 6, bearing 3, chassis 4, gasket The line shaft 5 of circle 14, pedestal 1, the line shaft 5 and the inner wall interval on chassis 4 are arranged；Outer cover 6 passes through several second bolts 62 It is detachably connected with pedestal 1, it is convenient that bearing 3 is replaced, when needing replacing bearing 3, outer cover 6 is disassembled first, Then chassis 4 is pulled out out of cavity 11 by pull rod 2 together with bearing 3, can be directly removed and placed in bearing 3 newly later Bearing, will be then fixed on pedestal 1 in chassis 4 and new bearing push-in pedestal 1 and by outer cover 6.

Further, in order to save replacement bearing 3 time, when maintenance personal quickly and effectively by pedestal 4, with bearing 3 It is pulled out out of cavity 11, the upper end of pull rod 2 described in the design is hinged with pull ring 21, in the upper end of pull rod 2 and step 15 Groove 16 is constituted between wall, the pull ring 21 is located in groove 16；Groove 16 is that pull ring 21 influences outer cover 6 for pedestal in order to prevent 1 shuts, and when replacing bearing, chassis 4 can be quickly pulled to bearing 3 from the bottom of cavity 11 by maintenance personal by pull ring 21 The top of guiding groove 12, convenient for removing the bearing needed replacing.

Further, in order to improve the service life of outer cover 6, prevent line shaft 5 from wearing to outer cover, institute in the design It states and is rotatably connected to sleeve 61 in the through-hole at 6 middle part of outer cover, be equipped with axle tube 7 in the sleeve 61, the axle tube 7 Top is outward extended with fixed edge 71, and fixed edge 71 is pressed on sleeve 61 and by several third bolts 72 and the fixed company of sleeve 61 It connects；Sleeve 61 can effectively prevent line shaft 5 from rubbing with outer cover 6 with axle tube 7, cause the abrasion of outer cover 6 to reduce The service life of outer cover 6 directly replaces axle tube 7 when axle tube 7 is worn.

Pedestal 1 is fixed on mine car by several first bolts 10 first, is then passed through when installing and using by the design Pull rod 2 pulls out on chassis 4 out of cavity 11, and next bearing 3 is placed on chassis 4, at this point, two pull rods 2 to bearing 3 into Row clamps, and pull rod 2, chassis 4 and bearing 3 are pushed into cavity 11 later, next covers outer cover 6 and by several second spiral shells Bolt 62 is fixedly connected with pedestal 1, that is, is installed.

When needing replacing bearing 3, the second all bolts 62 is unscrewed first and disassembles outer cover 6, is then led to It crosses pull rod 2 to pull out on chassis 4 and bearing 3 out of cavity 11, in order to the bearing for taking out bearing 3 and more renewing, later will Pull rod 2, chassis 4 and bearing 3 push back the bottom of cavity 11, next cover outer cover 6 and by several second bolts 62 and bottom Seat 1 is fixedly connected.

What the embodiments of the present invention were announced is preferred embodiment, and however, it is not limited to this, the common skill of this field Art personnel understand the spirit of the utility model easily according to above-described embodiment, and make different amplification and variation, but as long as The spirit of the utility model is not departed from, it is all within the protection scope of the present utility model.

Claims

1. the bearing block used on a kind of mine car, including pedestal (1)；It is characterized by: the pedestal (1) passes through several first spiral shells Bolt (10) is fixed on mine car, is equipped with cavity (11) in pedestal (1), and the middle position of cavity (11) bottom is equipped with groove (13), seal washer (14) are equipped in groove (13), are additionally provided with cricoid chassis (4) in cavity (11), and chassis (4) be pressed in it is close On seal washer (14), chassis (4) are equipped with the bearing (3) with outer diameters such as chassis (4), and the internal diameter of the chassis (4) is less than bearing (3) inner ring of the outer diameter of inner ring, i.e. bearing (3) and outer ring press against on chassis (4), and the top of pedestal (1) is equipped with cricoid Rank (15), is symmetrical arranged that there are two guiding groove (12), each guiding grooves (12) on chassis (4) inner wall below the step (15) It inside slidably connects pull rod (2), two pull rods (2) are symmetrical and are fixed on the lateral wall of chassis (4), the pull rod (2) upper end is run through the top of guiding groove (12) and is flushed with pedestal (1)；

Further include cricoid outer cover (6), in outer cover (6) insertion cavity (11) and is pressed on bearing (3), and outer cover (6) Internal diameter is less than the outer diameter of bearing (3) inner ring, and the edge of outer cover (6) extends outwardly and is pressed on pedestal (1), and the outer cover extended (6) marginal stretch (60) is fixedly connected by several second bolts (62) with pedestal (1), further include sequentially pass through outer cover (6), Bearing (3), chassis (4), seal washer (14), pedestal (1) line shaft (5), the inner wall of the line shaft (5) and chassis (4) Interval setting.

2. the bearing block used on a kind of mine car as described in claim 1, it is characterised in that: the upper end of the pull rod (2) It is hinged with pull ring (21), constitutes holding tank (16) between the upper end and step (15) inner wall of pull rod (2), pull ring (21) position In holding tank (16).

3. the bearing block used on a kind of mine car as claimed in claim 1 or 2, it is characterised in that: in the middle part of the outer cover (6) It is rotatably connected in through-hole sleeve (61), is equipped with axle tube (7) in the sleeve (61), the top of the axle tube (7) It is outward extended with fixed edge (71), fixed edge (71) is pressed on sleeve (61) and by several third bolts (72) and sleeve (61) It is fixedly connected.