CN210106219U - Two-stage diagonal flow fan - Google Patents
Two-stage diagonal flow fan Download PDFInfo
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- CN210106219U CN210106219U CN201920987211.7U CN201920987211U CN210106219U CN 210106219 U CN210106219 U CN 210106219U CN 201920987211 U CN201920987211 U CN 201920987211U CN 210106219 U CN210106219 U CN 210106219U
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Abstract
The utility model discloses a two-stage diagonal flow fan, which belongs to the technical field of diagonal flow fans and comprises a shell and a fixed seat, wherein a cavity is arranged on the shell, silencing sponge is filled in the cavity, two motors are fixedly arranged in the shell through a fixed frame, the motors are electrically connected with an external power supply, and fan blades are fixedly arranged on the outer surface of an output shaft of the motors; through the heat conduction ring a that sets up heat conduction copper and make, heat conduction post and heat conduction ring b, heat conduction ring a suit is at the motor surface, the good heat conduction that utilizes the copper product to have can be quick comes out the heat conduction that produces in the motor working process, and then conduct on heat conduction ring b through a plurality of heat conduction posts, utilize inlet tube input cooling water to enter into condenser tube simultaneously on, utilize the condenser tube of winding on heat conduction ring b to come to carry out the heat exchange with heat conduction ring b, the radiating efficiency has been accelerated, and then can dispel the heat fast to the motor, effectively avoid the problem that the motor burns out because of the high temperature.
Description
Technical Field
The utility model belongs to the technical field of the diagonal flow fan, concretely relates to two-stage diagonal flow fan.
Background
The oblique flow fan is also called mixed flow fan, it is a fan between axial flow fan and centrifugal fan, the impeller of oblique flow fan can make air implement centrifugal motion and axial motion, the motion of air in the shell can be mixed with two motion forms of axial flow and centrifugal motion, the oblique flow fan has higher air pressure coefficient than axial flow fan and larger flow coefficient than centrifugal fan, and can supplement the blank between axial flow fan and centrifugal fan.
According to the two-stage diagonal flow fan provided by Chinese patent (publication number: CN108240344A), the front and rear blades in the application document are bent blades, which can effectively improve the efficiency of the fan, the rear edge of the blade is provided with triangular saw teeth distributed along the span direction of the blade, which can reduce the noise level of the fan, according to the result of numerical experiment, the blade with the saw teeth at the rear edge is about 0.5dB lower than the whole noise level of the blade without the saw teeth at the rear edge, which can be applied to a tubular structure which can not adopt a centrifugal fan, can overcome the on-way resistance of a pipeline, send out air flow, not only can make up the defect of insufficient pressure rise of an axial flow fan, but also has obvious advantages in air flow compared with the centrifugal fan, but the motor can generate heat during the working process of the diagonal flow fan, which can easily cause the temperature to be too high, thereby easily causing the motor to be burnt out and reducing the service life of the fan, bringing inconvenience to people, and, the long-time working state easily causes the damage of the fan due to the long-time vibration.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a two-stage diagonal flow fan to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a two-stage diagonal flow fan comprises a shell and a fixed seat, wherein a cavity is formed in the shell, noise reduction sponge is filled in the cavity, two motors are fixedly mounted in the shell through a fixed frame, the motors are electrically connected with an external power supply, fan blades are fixedly mounted on the outer surface of an output shaft of each motor, a heat conduction ring a is further fixedly mounted on the outer surface of each motor, a heat conduction column is fixedly mounted on the outer surface of the heat conduction ring a, one end, away from the heat conduction ring a, of each heat conduction column is fixedly connected with the inner side wall of a heat conduction ring b, a cooling water pipe is wound on the outer surface of the heat conduction ring b, two ends of each cooling water pipe penetrate through a sealing pipe sleeve formed in the back face of the shell and extend out of the shell, one end of the back face of the cooling water pipe is communicated with one, the cooling water pipe is characterized in that the positive end of the cooling water pipe is communicated with one end of a water outlet pipe through a flange b, the other end of the water outlet pipe is communicated with an external collecting box, two support columns are fixedly mounted on the lower surface of the shell, the bottom ends of the support columns are welded on the upper surface of a support plate, the support plate penetrates through a channel formed in the upper surface of a fixing seat and extends into the fixing seat, a steel plate spring is slidably mounted on the lower surface of the inner side wall of the fixing seat, a screw is arranged on the support plate, a through hole a is formed in the support plate, a through hole b is formed in the steel plate spring, a through hole c is formed in the lower surface of the fixing seat, the screw penetrates through the through hole a, the through.
Preferably, the heat conduction ring a, the heat conduction column and the heat conduction ring b are all made of heat conduction copper.
Preferably, the number of the heat conduction columns is a plurality, and the plurality of the heat conduction columns are arranged between the heat conduction ring a and the heat conduction ring b in an annular array.
Preferably, the outer surface of the heat conduction ring b is provided with a holding tank, and the cooling water pipe is positioned in the holding tank and wound on the outer surface of the heat conduction ring b.
Preferably, a plurality of reinforcing rods are welded in the upper cavity of the shell.
Preferably, the through hole a on the supporting plate and the through hole c on the fixing seat are both strip-shaped through holes.
Compared with the prior art, the beneficial effects of the utility model are that:
the heat conduction ring a, the heat conduction columns and the heat conduction ring b are made of heat conduction copper, the heat conduction ring a is sleeved on the outer surface of the motor, heat generated in the working process of the motor can be quickly conducted out by utilizing the good heat conduction effect of the copper material, and then conducted to the heat conduction ring b through the heat conduction columns, meanwhile, cooling water is input by utilizing the water inlet pipe to enter the cooling water pipe, and heat exchange is carried out between the cooling water pipe wound on the heat conduction ring b and the heat conduction ring b, so that the heat dissipation efficiency is accelerated, the motor can be quickly cooled, and the problem that the motor is burnt out due to overhigh temperature is effectively avoided;
through be provided with leaf spring in the fixing base, leaf spring respectively with fixing base inside wall and a backup pad side contact, the vibrations that the diagonal flow fan during operation produced pass through the support column and transmit for the backup pad, and then transmit for leaf spring, because through-hole an and through-hole c are rectangular shape through-hole, and then can drive leaf spring and take place elastic deformation under through-hole b's limiting action when making the backup pad receive decurrent effort, and then make it produce the reverse action effect and act on in the backup pad, reach a buffering absorbing effect, it is effectual to cushion, utilize the interior amortization sponge of cavity to absorb the sound to the air current process time in the casing, reach an effect of making an uproar.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic left-side view of the heat conductive ring a of the present invention;
fig. 3 is an enlarged schematic structural view at a position a of the present invention;
in the figure: 1. a housing; 2. a fixed seat; 3. a screw; 4. a reinforcing bar; 5. a sound-deadening sponge; 6. a fixed mount; 7. a motor; 8. a fan blade; 9. a heat conduction ring a; 10. a heat-conducting column; 11. a heat conduction ring b; 12. a cooling water pipe; 13. a nut; 14. a water inlet pipe; 15. a water outlet pipe; 16. a leaf spring; 17. a support pillar; 18. and a support plate.
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.
Referring to fig. 1-3, the present invention provides a technical solution: a two-stage diagonal flow fan comprises a shell 1 and a fixed seat 2, wherein a cavity is formed in the shell 1, a silencing sponge 5 is filled in the cavity, two motors 7 are fixedly mounted in the shell 1 through fixed frames 6, the motors 7 are electrically connected with an external power supply, fan blades 8 are fixedly mounted on the outer surface of an output shaft of each motor 7, a heat conduction ring a9 is further fixedly mounted on the outer surface of each motor 7, a heat conduction column 10 is fixedly mounted on the outer surface of a heat conduction ring a9, one end, far away from the heat conduction ring a9, of each heat conduction column 10 is fixedly connected with the inner side wall of a heat conduction ring b11, a cooling water pipe 12 is wound on the outer surface of the heat conduction ring b11, two ends of the cooling water pipe 12 penetrate through a sealing pipe sleeve formed in the front back of the shell 1 and extend out of the shell 1, one end, far away from, the positive one end of condenser tube 12 is linked together through flange b and the one end of outlet pipe 15, the other end of outlet pipe 15 is linked together with external collecting box, the fixed surface of casing 1 installs two support columns 17, the bottom welding of support column 17 is at the upper surface of backup pad 18, backup pad 18 passes inside the passageway that 2 upper surfaces of fixing base were seted up extends to fixing base 2, the lower surface slidable mounting of 2 inside walls of fixing base has leaf spring 16, be provided with screw 3 in the backup pad 18, through-hole an has been seted up in the backup pad 18, leaf spring has seted up through-hole b on 16, through-hole c has been seted up to the lower surface of fixing base 2, screw 3 passes through-hole an, through-hole b and through-hole c extend fixing base 2, screw 3's surface still threaded connection.
In this embodiment, the model of the motor 7 may be TC 8026.
In this embodiment, during the operation of the diagonal flow fan, the motor 7 drives the fan blades 8 to rotate, the heat generated by the motor 7 is conducted to the heat-conducting post 10 through the heat-conducting ring a9 and then conducted to the heat-conducting ring b11, and simultaneously the external water pump is started to input cooling water into the cooling water pipe 12 through the water inlet pipe 14, the cooling water pipe 12 wound on the heat-conducting ring b11 exchanges heat with the heat-conducting ring b11, so as to increase the heat dissipation rate, hot water is discharged through the water outlet pipe 15 to act on other purposes, when vibration is generated during the operation of the diagonal flow fan, the vibration is transmitted to the supporting plate 18 through the supporting column 17 and then transmitted to the steel plate spring 16, because the through hole a and the through hole c are both strip-shaped through holes, the supporting plate 18 drives the steel plate spring 16 to elastically deform under the restriction of the through hole b when receiving a downward acting force, reach a buffering absorbing effect, buffering effect is good, utilizes amortization sponge 5 in the cavity on the casing 1 to come to inhale the sound when passing through to casing 1 interior airflow, reaches an effect of making an uproar of falling.
Specifically, the heat conduction ring a9, the heat conduction column 10 and the heat conduction ring b11 are all made of heat conduction copper; the heat generated by the working of the motor 7 can be quickly conducted out by utilizing the good heat conduction effect of the heat conduction copper, so that the heat dissipation efficiency is improved.
Specifically, the number of the heat conduction pillars 10 is several, and the several heat conduction pillars 10 are installed between the heat conduction ring a9 and the heat conduction ring b11 in an annular array; the heat conduction rings a9 and b11 are connected by the heat conduction columns 10, so that the connection between the heat conduction rings a9 and b11 is more stable, heat on the heat conduction rings a9 can be quickly conducted to the heat conduction rings b11, and the conduction rate is improved.
Specifically, the outer surface of the heat conduction ring b11 is provided with an accommodating groove, and the cooling water pipe 12 is positioned in the accommodating groove and wound on the outer surface of the heat conduction ring b 11; the cooling water pipe 12 is accommodated by the accommodating groove, and is limited, so that the cooling water pipe 12 is prevented from being separated from the heat conduction ring b 11.
Specifically, a plurality of reinforcing rods 4 are welded inside the upper cavity of the shell 1; utilize stiffener 4 to strengthen the support to casing 1 inside cavity for cavity inner structure is more stable, guarantees casing 1's overall structure intensity.
Specifically, the through hole a on the supporting plate 18 and the through hole c on the fixing seat 2 are both strip-shaped through holes; so that the screw 3 can move rightward by a slight amount when the support plate 18 moves downward by a shock.
The utility model discloses a theory of operation and use flow: during the operation of the diagonal flow fan, the motor 7 drives the fan blades 8 to rotate, heat generated by the motor 7 is conducted to the heat-conducting columns 10 through the heat-conducting ring a9 and then conducted to the heat-conducting ring b11, meanwhile, an external water pump is started to input cooling water into the cooling water pipe 12 through the water inlet pipe 14, the cooling water pipe 12 wound on the heat-conducting ring b11 exchanges heat with the heat-conducting ring b11, so as to improve the heat dissipation rate, hot water is discharged through the water outlet pipe 15 to act on other purposes, when vibration is generated during the operation of the diagonal flow fan, the vibration is transmitted to the supporting plate 18 through the supporting column 17 and then transmitted to the steel plate spring 16, because the through holes a and c are strip-shaped through holes, the steel plate spring 16 is driven to generate elastic deformation under the limiting effect of the through holes b when the supporting plate 18 is subjected to a downward acting force, so that the supporting plate 18, buffering effect is good, utilizes amortization sponge 5 in the cavity on the casing 1 to come to inhale the sound when passing through to casing 1 interior airflow, reaches the effect of making an uproar.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a two-stage diagonal flow fan, includes casing (1) and fixing base (2), its characterized in that: the fan is characterized in that a cavity is formed in the shell (1), a silencing sponge (5) is filled in the cavity, two motors (7) are fixedly mounted in the shell (1) through fixing frames (6), the motors (7) are electrically connected with an external power supply, fan blades (8) are fixedly mounted on the outer surface of an output shaft of each motor (7), a heat conduction ring a (9) is further fixedly mounted on the outer surface of each motor (7), a heat conduction column (10) is fixedly mounted on the outer surface of each heat conduction ring a (9), one end, far away from the heat conduction ring a (9), of each heat conduction column (10) is fixedly connected with the inner side wall of each heat conduction ring b (11), a cooling water pipe (12) is wound on the outer surface of each heat conduction ring b (11), two ends of each cooling water pipe (12) penetrate through a sealing pipe sleeve formed in the front back of the shell (1) and extend out of the shell (1), and one end, at the back of each cooling water, the other end of the water inlet pipe (14) is communicated with an external water tank through an external water pump, the front end of the cooling water pipe (12) is communicated with one end of the water outlet pipe (15) through a flange b, the other end of the water outlet pipe (15) is communicated with an external collecting tank, two supporting columns (17) are fixedly arranged on the lower surface of the shell (1), the bottom ends of the supporting columns (17) are welded on the upper surface of a supporting plate (18), the supporting plate (18) penetrates through a channel formed in the upper surface of the fixing seat (2) and extends into the fixing seat (2), a steel plate spring (16) is slidably arranged on the lower surface of the inner side wall of the fixing seat (2), a screw (3) is arranged on the supporting plate (18), a through hole a is formed in the supporting plate (18), a through hole b is formed in the steel plate spring (16, the screw (3) penetrates through the through hole a, the through hole b and the through hole c to extend out of the fixing seat (2), the outer surface of the screw (3) is further connected with a nut (13) in a threaded mode, and the upper surface of the nut (13) is attached to the lower surface of the fixing seat (2).
2. The two-stage diagonal flow fan of claim 1, wherein: the heat conducting rings a (9), the heat conducting columns (10) and the heat conducting rings b (11) are all made of heat conducting copper.
3. The two-stage diagonal flow fan of claim 1, wherein: the number of the heat conduction columns (10) is a plurality, and the heat conduction columns (10) are arranged between the heat conduction ring a (9) and the heat conduction ring b (11) in an annular array.
4. The two-stage diagonal flow fan of claim 1, wherein: the outer surface of the heat conduction ring b (11) is provided with an accommodating groove, and the cooling water pipe (12) is positioned in the accommodating groove and wound on the outer surface of the heat conduction ring b (11).
5. The two-stage diagonal flow fan of claim 1, wherein: a plurality of reinforcing rods (4) are welded in the upper cavity of the shell (1).
6. The two-stage diagonal flow fan of claim 1, wherein: the through hole a on the supporting plate (18) and the through hole c on the fixing seat (2) are both strip-shaped through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920987211.7U CN210106219U (en) | 2019-06-27 | 2019-06-27 | Two-stage diagonal flow fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920987211.7U CN210106219U (en) | 2019-06-27 | 2019-06-27 | Two-stage diagonal flow fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210106219U true CN210106219U (en) | 2020-02-21 |
Family
ID=69566033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920987211.7U Active CN210106219U (en) | 2019-06-27 | 2019-06-27 | Two-stage diagonal flow fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210106219U (en) |
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2019
- 2019-06-27 CN CN201920987211.7U patent/CN210106219U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 362000 No.29, Suya Industrial Zone, Suya village, Fengzhou Town, Nan'an City, Quanzhou City, Fujian Province Patentee after: Quanzhou Yusheng ventilation and air conditioning equipment Co.,Ltd. Address before: 362000 Dongpu road crossing, Xiamei community, Puxian Road, Fengze District, Quanzhou City, Fujian Province Patentee before: Quanzhou Yusheng ventilation and air conditioning equipment Co.,Ltd. |