CN208040928U - A kind of compressor shaft bearing sleeve inner lining structure - Google Patents

Abstract

The utility model discloses a kind of compressor shaft bearing sleeve inner lining structures, including supporting block, bearing holder (housing, cover) and heat conduction inner bushing ring, bearing holder (housing, cover) is provided at both ends with sealing ring, it is welded with supporting block on the inside of sealing ring, Heat Conduction Material is provided between supporting block, Heat Conduction Material is fixedly arranged in the middle of ball grooves, ball grooves have wrapped around ball inner bushing ring, it is provided with heat conduction inner bushing ring on the outside of ball inner bushing ring, it is enclosed with bearing holder (housing, cover) on the outside of heat conduction inner bushing ring, the utility model is manufactured by creating newly-installed supporting block and being integrally formed, achieve the effect that greatly improve installation accuracy, solve the problems, such as that installation accuracy is not high；By creating newly-installed Heat Conduction Material and heat conduction inner bushing ring, achievees the effect that the heat of generation being discharged rapidly, solved the problems, such as that heat dissipation performance is poor；By creating newly-installed sealing ring and double liner ring structures, achieve the effect that greatly improve bearing holder (housing, cover) inner lining structure fixing seal performance so that the service life of bearing increases significantly.

Description

A kind of compressor shaft bearing sleeve inner lining structure

Technical field

The utility model is related to a kind of inner lining structure, specially a kind of compressor shaft bearing sleeve inner lining structure.

Background technology

Bearing holder (housing, cover) is the ring-shaped work pieces of the radial antifriction bearing with one or several raceways, currently, being difficult to for some Higher transmission shaft is repaired, dismantled or be worth, in order to protect transmission shaft not frayed in operation, can passed in the design process Bearing holder (housing, cover) of the installation with inner lining structure outside moving axis, bearing holder (housing, cover) inner lining structure have installation and repair relatively convenient special Point.

The characteristics of due to inner lining structure and so that bearing holder (housing, cover) is widely used in the transmission of crucial axis, but it is also sudden and violent in use Expose many problems, such as：There is a problem of that installation accuracy is not high, existing bearing housing structure is complicated, manufacturing process trouble, Inner lining structure often can that there is a situation where installation accuracies is not high, occur to vibrate in use so as to cause transmission shaft and deviate Situation, ability of losing the job, this just has an impact the progress of operation, further influences whether the economic benefit of enterprise；In the presence of The problem of heat dissipation performance difference, existing inner lining structure is after the high speed running at full capacity time has been grown, the heat of contact site generation Contact surface will be made to be loosened because temperature is excessively high, can cause bearing that idle running occurs in this way, ability of losing the job exists very Big potential impact can also accelerate the damage of crucial axis；There are problems that fixing seal poor performance, existing inner lining structure is in axis During the use held, has the attachment of some sundries on the surface thereof, even into Bearing inner, the rotation in bearing can be made It is obstructed, influences the normal operation of bearing, and reduce the working efficiency of bearing, also reduce the service life of bearing.

In conclusion that there are installation accuracies is not high, heat dissipation performance is poor and fixing seal performance for bearing holder (housing, cover) inner lining structure at present The three big urgent problems to be solved such as difference.

Utility model content

The technical problems to be solved in the utility model is during overcoming existing bearing holder (housing, cover) inner lining structure, and installation accuracy is not High, heat dissipation performance difference and fixing seal poor performance defect, provides a kind of compressor shaft bearing sleeve inner lining structure, above-mentioned to solve Problem.

In order to solve the above-mentioned technical problem, the utility model provides the following technical solution：

A kind of compressor shaft bearing sleeve inner lining structure of the utility model, including supporting block, bearing holder (housing, cover) and heat conduction inner bushing ring, bearing Set is provided at both ends with sealing ring, and supporting block is welded on the inside of sealing ring, is provided with Heat Conduction Material between supporting block, in Heat Conduction Material Portion is fixed with ball grooves, and ball grooves have wrapped around ball inner bushing ring, heat conduction inner bushing ring, heat conduction are provided on the outside of ball inner bushing ring It is enclosed with bearing holder (housing, cover) on the outside of inner bushing ring.

As a kind of optimal technical scheme of the utility model, ball inner bushing ring, bearing holder (housing, cover) and heat conduction inner bushing ring utilize Mold is integrally formed, and is connected between ball inner bushing ring, bearing holder (housing, cover) and heat conduction inner bushing ring by the way that protrusion is embedded, and contact surface is by negative Adsorption treatment is pressed, such setting has achieved the effect that greatly simplify production process, reduced cost, realizes and concentrates one's energy to carry out The case where finishing, substantially increases the installation accuracy of device, easy precision bad disadvantage when also overcoming conventionally manufactured, and can To improve production efficiency.

As a kind of optimal technical scheme of the utility model, Heat Conduction Material is filled between supporting block, and Heat Conduction Material It is made of heat conductive silica gel, such setting substantially increases the contact area between Heat Conduction Material and supporting block, has reached The effect to radiate rapidly when work, the case where overcoming caused by equipment overheat crucial axis idle running, occur.

As a kind of optimal technical scheme of the utility model, sealing ring insertion setting is in bearing holder (housing, cover) both ends end face, contact Internal residual gas is discharged using vacuum suction in position, and sealing ring perfection has been blocked between heat conduction inner bushing ring and ball inner bushing ring Gap has achieved the effect that prevent sundries from entering, ensure that the normal operation of bearing.

As a kind of optimal technical scheme of the utility model, opened on sealing ring, heat conduction inner bushing ring and ball inner bushing ring Equipped with mounting hole, bolt is connected on mounting hole, such setting has reached while making sealing ring seal device, Gu The effect of fixed two inner bushing rings so that device stable operation.

The advantageous effect that the utility model is reached is：The utility model is by creating newly-installed supporting block and integrated molding Manufacture, the setting of supporting block reduce the determination of inner lining structure precision, it is only necessary to determine the position angle between supporting block is accurate , bearing holder (housing, cover) manufacturing process is enormously simplified, the cost of manufacture of bearing holder (housing, cover) is greatly saved, the time saved and cost For being finished to bearing holder (housing, cover) inner lining structure, reaches in the case where not changing cost, greatly improved installation accuracy Effect solves the problems, such as that installation accuracy is not high；By creating newly-installed Heat Conduction Material and heat conduction inner bushing ring, reach in liner In the case of structure interface running at full capacity, the effect that the heat of generation is discharged rapidly, and inside inner lining structure The Heat Conduction Material filled between supporting block, increases contact area, increases heat transfer, solves the problems, such as that heat dissipation performance is poor；It is logical It crosses and creates newly-installed sealing ring and double liner ring structures, reached the effect for greatly improving bearing holder (housing, cover) inner lining structure fixing seal performance Fruit, sealing ring have effectively obstructed the entrance of sundries in the device course of work, ensure that the normal operation of bearing, double inner bushing rings Structure then ensure that the stationarity of bearing operation, moreover it is possible to prevent bearing when in use between it is long after, the pine of bearing holder (housing, cover) inner lining structure Dynamic, skidding, improves the working efficiency of bearing so that the service life of bearing increases.

Description of the drawings

Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality Novel embodiment for explaining the utility model, does not constitute limitations of the present invention together.

In the accompanying drawings：

Fig. 1 is the utility model overall structure diagram；

Fig. 2 is the utility model overlooking structure diagram；

Fig. 3 is the utility model side structure schematic view；

Figure label：1, sealing ring；2, bearing holder (housing, cover)；3, heat conduction inner bushing ring；4, ball inner bushing ring；5, Heat Conduction Material；6, it props up Bracer；7, ball grooves.

Specific implementation mode

The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it should be understood that described herein excellent It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.

In the description of the present invention, it should be noted that the instructions such as term "vertical", "upper", "lower", "horizontal" Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification Description, does not indicate or imply the indicated device or element must have a particular orientation, with specific azimuth configuration and behaviour Make, therefore should not be understood as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, Or it is integrally connected；It can be mechanical connection, can also be electrical connection；It can be directly connected, intermediary can also be passed through It is indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be according to specific feelings Condition understands the concrete meaning of above-mentioned term in the present invention.

Embodiment：As shown in Figs. 1-3, the utility model provides a kind of compressor shaft bearing sleeve inner lining structure, including supporting block 6, bearing holder (housing, cover) 2 and heat conduction inner bushing ring 3, bearing holder (housing, cover) 2 are provided at both ends with sealing ring 1, and 1 inside of sealing ring is welded with supporting block 6, supports Heat Conduction Material 5 is provided between block 6, Heat Conduction Material 5 is fixedly arranged in the middle of ball grooves 7, and ball grooves 7 have wrapped around ball inner bushing ring 4,4 outside of ball inner bushing ring is provided with heat conduction inner bushing ring 3, and 3 outside of heat conduction inner bushing ring is enclosed with bearing holder (housing, cover) 2.

Specifically, a kind of compressor shaft bearing sleeve inner lining structure of the utility model, in ball inner bushing ring 4, bearing holder (housing, cover) 2 and heat conduction Grommet 3 utilizes mold to be integrally formed, and connects by the way that protrusion is embedded between ball inner bushing ring 4, bearing holder (housing, cover) 2 and heat conduction inner bushing ring 3 It connects, contact surface is handled by negative-pressure adsorption, and such setting has achieved the effect that greatly simplify production process, reduced cost, real Show the case where concentrating one's energy to be finished, substantially increases the installation accuracy of device, it is easily smart when also overcoming conventionally manufactured Bad disadvantage is spent, and production efficiency can be improved；Heat Conduction Material 5 is filled between supporting block 6, and Heat Conduction Material 5 is used and led Hot silica gel makes, and such setting substantially increases the contact area between Heat Conduction Material 5 and supporting block 6, has reached and has worked When the effect that radiates rapidly, the case where overcoming crucial axis idle running caused by equipment overheat occurs；The insertion of sealing ring 1 is arranged in axis Internal residual gas is discharged using vacuum suction in 2 both ends end face of bearing sleeve, contact site, and heat conduction liner has been blocked in 1 perfection of sealing ring Gap between ring 3 and ball inner bushing ring 4 has achieved the effect that prevent sundries from entering, ensure that the normal operation of bearing；Sealing Mounting hole is offered on circle 1, heat conduction inner bushing ring 3 and ball inner bushing ring 4, bolt is connected on mounting hole, such setting reaches To while making sealing ring 1 seal device, the effect of two inner bushing rings is fixed so that device stable operation.

Operation principle：In use, due to ball inner bushing ring 4, bearing holder (housing, cover) 2 and heat conduction inner bushing ring 3 utilize mold one at Type, saved cost are used for last finishing, ensure that the precision between supporting block 6, then install bearing, bearing rotation Turn, generates a large amount of heat on the contact surface, heat is supported the Heat Conduction Material 5 between block 6 and fully absorbs, through heat conduction inner bushing ring 3 It passes so that unit temp maintains the level of a safety, and when device is run, due to the protection of sealing ring 1, sundries is not Possibly into inside bearing holder (housing, cover) 2, the even running of device ensure that.

Finally it should be noted that：The preferred embodiment that these are only the utility model, is not limited to this practicality It is novel, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art, It still can be with technical scheme described in the above embodiments is modified, or is carried out to which part technical characteristic etc. With replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all include It is within the protection scope of the utility model.

Claims (5)

1. a kind of compressor shaft bearing sleeve inner lining structure, which is characterized in that including supporting block (6), bearing holder (housing, cover) (2) and heat conduction inner bushing ring (3), bearing holder (housing, cover) (2) is provided at both ends with sealing ring (1), is welded with supporting block (6) on the inside of sealing ring (1), supporting block is set between (6) It is equipped with Heat Conduction Material (5), Heat Conduction Material (5) is fixedly arranged in the middle of ball grooves (7), and ball grooves (7) have wrapped around ball inner bushing ring (4), it is provided with heat conduction inner bushing ring (3) on the outside of ball inner bushing ring (4), bearing holder (housing, cover) (2) is enclosed on the outside of heat conduction inner bushing ring (3).

2. a kind of compressor shaft bearing sleeve inner lining structure according to claim 1, which is characterized in that ball inner bushing ring (4), axis Bearing sleeve (2) and heat conduction inner bushing ring (3) utilize mold to be integrally formed, and ball inner bushing ring (4), bearing holder (housing, cover) (2) and heat conduction liner It is connected between ring (3) by the way that protrusion is embedded.

3. a kind of compressor shaft bearing sleeve inner lining structure according to claim 1, which is characterized in that Heat Conduction Material (5) is filled Between supporting block (6), and Heat Conduction Material (5) is made of heat conductive silica gel.

4. a kind of compressor shaft bearing sleeve inner lining structure according to claim 1, which is characterized in that sealing ring (1) insertion is set It sets in bearing holder (housing, cover) (2) both ends end face.

5. a kind of compressor shaft bearing sleeve inner lining structure according to claim 1, which is characterized in that in sealing ring (1), heat conduction Mounting hole is offered on grommet (3) and ball inner bushing ring (4), bolt is connected on mounting hole.