CN211975841U

CN211975841U - Horizontal screw centrifuge external differential mechanism heat abstractor

Info

Publication number: CN211975841U
Application number: CN202020266580.XU
Authority: CN
Inventors: 周均生; 赵玲; 熊敏
Original assignee: Shanghai Tingbo Centrifuge Technology Co ltd
Current assignee: Shanghai Tingbo Centrifuge Technology Co ltd
Priority date: 2020-03-06
Filing date: 2020-03-06
Publication date: 2020-11-20
Anticipated expiration: 2030-03-06

Abstract

The utility model belongs to the technical field of differential mechanism heat dissipation equipment, especially, be an external differential mechanism heat abstractor of spiral shell centrifuge crouches, including mounting bracket and outer protection casing, inlet port and through-hole have been seted up respectively at both ends about the outer protection casing, the bottom mounting of outer protection casing has the bottom plate, the wall body fixed connection of fastening bolt and outer protection casing is passed through to one side of mounting bracket, the mounting bracket sets up the outside at the inlet port, the internally mounted of outer protection casing has the ware body, the fan of airing exhaust sets up the upper end at the ware body, the induced air fan comprises frame, mother seat, link, electric motor and flabellum, electric motor passes through link and the inboard wall body fixed connection of frame. The utility model discloses a place differential mechanism outside the inside of protection casing and avoid accumulating the dust on the device to install exhaust fan and exhaust fan respectively on exhaust hole and inlet port, increase the velocity of flow of air, very big hoisting device's heat dispersion.

Description

Horizontal screw centrifuge external differential mechanism heat abstractor

Technical Field

The utility model relates to a differential mechanism heat dissipation equipment technical field specifically is an external differential mechanism heat abstractor crouches spiral shell centrifuge.

Background

The differential is an important part of the horizontal screw centrifuge, plays a role in transmitting power and adjusting the rotating speed difference between the rotary drum and the screw in the horizontal screw centrifuge, and can be said that the working performance of the differential directly influences the working performance of the horizontal screw centrifuge, so that the performance of the differential directly influences the working performance of the horizontal screw centrifuge. Differential mechanism can produce a large amount of heats at the operation in-process for lubricating oil temperature rises, if the temperature rise of lubricating oil is too high, then can make lubricating property of lubricating oil descend, and then leads to the gear wearing and tearing to increase, reduces differential mechanism's life-span, therefore, differential mechanism needs heat abstractor.

The prior differential mechanism needs a heat dissipation device and has the following defects:

1. the device only depends on the contact of the equipment and air to dissipate heat, and the heat dissipation effect is general by adopting the mode;

2. the differential gear directly exposed in the air is easy to accumulate dust, and the heat dissipation is further influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an external differential mechanism heat abstractor crouches spiral shell centrifuge has solved the current not good problem of device heat dispersion.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an external differential mechanism heat abstractor of spiral shell centrifuge crouches, includes mounting bracket and outer shield, inlet port and through-hole have been seted up respectively at both ends about outer shield, and the top of outer shield has seted up the exhaust hole, the bottom mounting of outer shield has the bottom plate, and the border position of bottom plate both sides has seted up the fixed orifices, the wall body fixed connection of fastening bolt and outer shield is passed through to one side of mounting bracket, and the opposite side of mounting bracket installs the filter screen, the mounting bracket sets up the outside at the inlet port, the internally mounted of outer shield has the ware body, and the output shaft of ware body passes the through-hole, install induced air fan and air exhaust fan on the inside wall body of outer shield, and induced air fan sets up the inboard at the exhaust hole, air exhaust fan sets up the upper end in the ware body, induced air fan is, Female seat, link, electric motor and flabellum are constituteed, and the outside of frame is fixed with female seat, electric motor passes through link and the inboard wall body fixed connection of frame, and installs the flabellum in electric motor's the axis of rotation, the flabellum is provided with four, and the contained angle between the flabellum is ninety degrees.

As a preferred technical scheme of the utility model, the cross sectional area of bottom plate is greater than the cross sectional area of outer protection casing, and the fixed orifices on the bottom plate is provided with eight.

As a preferred technical scheme of the utility model, the filter screen passes through bolt fixed connection with the mounting bracket, and the cross sectional area of filter screen is greater than the cross sectional area of inlet port.

As an optimal technical scheme of the utility model, the female seat of induced air fan passes through the wall body fixed connection of bolt and outer protection casing inside, and is provided with the clearance between induced air fan and the ware body.

As an optimized technical proposal of the utility model, a gap is arranged between the air exhaust fan and the device body.

As an optimized technical solution of the present invention, the cross-sectional shape of the frame is circular, and the female seat outside the frame is provided with four.

(III) advantageous effects

Compared with the prior art, the utility model provides an external differential mechanism heat abstractor crouches spiral shell centrifuge possesses following beneficial effect:

1. this external differential mechanism heat abstractor of spiral shell centrifuge crouches, through the outer shield, the induced air fan, the interact of fan and filter screen of airing exhaust, place differential mechanism and avoid accumulating the dust on the device in the inside of outer shield, and install exhaust fan and exhaust fan on exhaust hole and inlet port respectively, the effect through two fans makes the inside of the quick entering outer shield of air, the inside that leaves the outer shield that again can be quick, the quick inside that leaves the outer shield of gas, very big hoisting device's heat dispersion.

2. This external differential mechanism heat abstractor crouches at spiral shell centrifuge through installing the filter screen on the mount frame in the inlet port outside, can filter the inside air that gets into the outer shield through the filter screen, avoids dust access device's inside, also avoids accumulating the heat dissipation that dust influences the device on the differential mechanism.

Drawings

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

FIG. 2 is a schematic structural view of the interior of the outer protective cover of the present invention;

fig. 3 is a schematic view of the structure of the induced draft fan of the present invention.

In the figure: 1. a filter screen; 2. a mounting frame; 3. an outer shield; 4. an exhaust hole; 5. a base plate; 6. a fixing hole; 7. an air inlet; 8. an induced draft fan; 9. a body; 10. an exhaust fan; 11. a through hole; 12. an output shaft; 13. a fan blade; 14. an electric motor; 15. a connecting frame; 16. a frame; 17. a female seat.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a heat dissipation device of an external differential mechanism of a horizontal decanter centrifuge comprises a mounting frame 2 and an external protective cover 3, wherein the left end and the right end of the external protective cover 3 are respectively provided with an air inlet 7 and a through hole 11, the top end of the external protective cover 3 is provided with an exhaust hole 4, the bottom end of the external protective cover 3 is fixed with a bottom plate 5, edge positions of two sides of the bottom plate 5 are provided with fixing holes 6, one side of the mounting frame 2 is fixedly connected with the wall body of the external protective cover 3 through fastening bolts, the other side of the mounting frame 2 is provided with a filter screen 1, the mounting frame 2 is arranged at the outer side of the air inlet 7, a device body 9 is arranged inside the external protective cover 3, an output shaft 12 of the device body 9 passes through the through hole 11, an induced draft fan 8 and an exhaust fan 10 are arranged on the wall body inside the external protective cover 3, the induced draft fan 8, the induced draft fan 8 is composed of a frame 16, a female seat 17, a connecting frame 15, an electric motor 14 and fan blades 13, the female seat 17 is fixed on the outer side of the frame 16, the electric motor 14 is fixedly connected with the inner side wall body of the frame 16 through the connecting frame 15, the fan blades 13 are installed on a rotating shaft of the electric motor 14, the number of the fan blades 13 is four, and an included angle between the fan blades 13 is ninety degrees.

In this embodiment, the outer shield 3 has a rectangular cross-sectional shape, and the output shaft 12 of the body 9 is partially disposed outside the outer shield 3.

Specifically, the sectional area of the bottom plate 5 is larger than that of the outer shield 3, and eight fixing holes 6 are formed in the bottom plate 5.

In this embodiment, the larger base plate 5 enhances the stability of the device and facilitates the mounting of the body 9.

Specifically, the filter screen 1 is fixedly connected with the mounting frame 2 through bolts, and the cross-sectional area of the filter screen 1 is larger than that of the air inlet 7.

In this embodiment, the filter screen 1 with a large area is adopted, so that dust can be prevented from entering the inner part of the outer protective cover 3.

Specifically, the female seat 17 of the induced draft fan 8 is fixedly connected with the wall body inside the outer protective cover 3 through a bolt, and a gap is arranged between the induced draft fan 8 and the device body 9.

In this embodiment, a gap is formed between the induced draft fan 8 and the device body 9, which is beneficial to air flow and increases heat dissipation effect.

Specifically, a gap is provided between the exhaust fan 10 and the device body 9.

In this embodiment, a gap is formed between the exhaust fan 10 and the device body 9, which is beneficial to air flow and increases heat dissipation effect.

Specifically, the cross-sectional shape of the frame 16 is circular, and four female seats 17 are provided outside the frame 16.

In this embodiment, four female seats 17 are installed at different positions on the frame 16, so as to prevent the induced draft fan 8 from shaking during operation.

The utility model discloses a theory of operation and use flow: can install differential mechanism on the inside bottom plate 5 of outer protection casing 3 when using, can avoid putting up the dust, when dispelling the heat for the inside differential mechanism of outer protection casing 3, induced air fan 8 of installing on the outer protection casing 3 and the fan 10 simultaneous workings of airing exhaust, electric motor 14 rotates and drives rotation epaxial flabellum 13 and rotates, make the quick inside that gets into outer protection casing 3 through inlet port 7 of air, can be quick again leave the inside of outer protection casing 3 through exhaust hole 4, gaseous quick inside of leaving outer protection casing 3, very big hoisting device's heat dispersion, through installing filter screen 1 on the mounting bracket 2 in the inlet port 7 outside, can filter the air that gets into outer protection casing 3 inside through filter screen 1, avoid the inside of dust entering device, also avoid putting up the heat dissipation that dust influences the device on the differential mechanism.

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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an external differential mechanism heat abstractor crouches spiral shell centrifuge, includes mounting bracket (2) and outer protection casing (3), its characterized in that: the air inlet holes (7) and the through holes (11) are respectively formed in the left end and the right end of the outer protective cover (3), the exhaust hole (4) is formed in the top end of the outer protective cover (3), the bottom end of the outer protective cover (3) is fixedly provided with the bottom plate (5), the edge positions of the two sides of the bottom plate (5) are provided with the fixing holes (6), one side of the mounting frame (2) is fixedly connected with the wall body of the outer protective cover (3) through fastening bolts, the filter screen (1) is installed on the other side of the mounting frame (2), the mounting frame (2) is arranged on the outer side of the air inlet holes (7), the device body (9) is installed inside the outer protective cover (3), the output shaft (12) of the device body (9) penetrates through the through holes (11), the induced draft fan (8) and the exhaust fan (10) are installed on the wall body inside the outer protective cover (3, air exhaust fan (10) set up the inboard in exhaust hole (4), air exhaust fan (10) set up the upper end in the ware body (9), induced air fan (8) comprise frame (16), female seat (17), link (15), electric motor (14) and flabellum (13), and the outside of frame (16) is fixed with female seat (17), electric motor (14) are through link (15) and the inboard wall body fixed connection of frame (16), and install flabellum (13) in the axis of rotation of electric motor (14), flabellum (13) are provided with four, and the contained angle between flabellum (13) is ninety degrees.

2. The heat dissipation device for the external differential of the horizontal decanter centrifuge as recited in claim 1, characterized in that: the cross-sectional area of the bottom plate (5) is larger than that of the outer protective cover (3), and eight fixing holes (6) are formed in the bottom plate (5).

3. The heat dissipation device for the external differential of the horizontal decanter centrifuge as recited in claim 1, characterized in that: the filter screen (1) is fixedly connected with the mounting frame (2) through bolts, and the cross-sectional area of the filter screen (1) is larger than that of the air inlet hole (7).

4. The heat dissipation device for the external differential of the horizontal decanter centrifuge as recited in claim 1, characterized in that: the female seat (17) of the induced draft fan (8) is fixedly connected with the wall body inside the outer protective cover (3) through bolts, and a gap is formed between the induced draft fan (8) and the device body (9).

5. The heat dissipation device for the external differential of the horizontal decanter centrifuge as recited in claim 1, characterized in that: a gap is arranged between the exhaust fan (10) and the device body (9).

6. The heat dissipation device for the external differential of the horizontal decanter centrifuge as recited in claim 1, characterized in that: the cross section of the frame (16) is circular, and four female seats (17) are arranged on the outer side of the frame (16).