CN214837273U

CN214837273U - Ventilator convenient for flow guiding

Info

Publication number: CN214837273U
Application number: CN202121420834.XU
Authority: CN
Inventors: 王浩
Original assignee: Changzhou Sunshine Broer Ventilation Electric Appliance Co ltd
Current assignee: Changzhou Sunshine Broer Ventilation Electric Appliance Co ltd
Priority date: 2021-06-24
Filing date: 2021-06-24
Publication date: 2021-11-23
Anticipated expiration: 2031-06-24

Abstract

The utility model relates to a ventilation blower convenient to water conservancy diversion, it relates to ventilation equipment technical field, and it includes the casing, and the air intake has been seted up to casing one side, and the air outlet has been seted up to the opposite side, and the casing is inside to be provided with the motor frame, and the motor frame is kept away from air intake one side and is connected with the motor, and the motor frame is close to air intake one side and is connected with the terminal box, and terminal box and motor electric connection, the impeller is installed to the output shaft of motor, and the impeller includes the blade, and the blade both sides are connected with the wheel body, and shells inner wall is connected with the installed part, the installed part is located between impeller and the air intake, and the installed part includes guide plate and backup pad, and the backup pad is connected casing and motor frame, and the guide plate is connected in the one end of backup pad and guide plate and is set up towards the impeller slope. Through the setting of installed part, this application has the effect of supporting motor frame, and further improves gaseous conveying efficiency's effect.

Description

Ventilator convenient for flow guiding

Technical Field

The application relates to the field of ventilation equipment, in particular to a ventilator convenient for flow guiding.

Background

In modern buildings, ventilation systems are generally arranged, the ventilation systems are usually connected by pipelines, ventilators are arranged in the pipelines, and the ventilators are used for exchanging air inside the building with outside air so as to ensure the freshness of the air inside the building.

The ventilation blower generally comprises a shell, wherein an air inlet is formed in one side of the shell, an air outlet is formed in the other side of the shell, a motor frame is arranged in the shell, an air inlet flow deflector is connected to the motor frame, and the flow deflector is connected with the inner wall of the shell and used for fixing the motor frame. The width of the flow deflector is gradually reduced from one end of the motor frame to one side of the inner wall of the shell. The motor frame is provided with a junction box towards one side of the air inlet, the motor frame is connected with a motor towards one side of the air outlet, and the junction box is electrically connected with the motor. An impeller is installed on an output shaft of the motor, and the impeller and the output shaft of the motor rotate coaxially. The inner wall of the shell is also connected with an air outlet flow deflector, the flow deflector is arranged between the impeller and an air outlet of the ventilator, and the flow deflector is used for adjusting air flow.

For the above related art, the inventor thinks that the air inlet guide vane in the related art can play the role of guiding the air entering the ventilator while supporting the motor frame, but the shape of the guide vane in the related art plays the role of guiding the air, so that the connection area between the guide vane and the inner wall of the housing is small, and the connection part between the guide vane and the inner wall of the housing is easily separated after long-term use, thereby affecting the stability of the operation of the ventilator.

SUMMERY OF THE UTILITY MODEL

In order to improve long-term use back water conservancy diversion piece and shells inner wall's junction readily releasable to influence the problem of ventilation blower stability, this application provides a ventilation blower of water conservancy diversion of being convenient for.

The application provides a ventilation blower convenient to water conservancy diversion adopts following technical scheme:

the utility model provides a ventilation blower convenient to water conservancy diversion, includes the casing, the air intake has been seted up to casing one side, and the air outlet has been seted up to the opposite side, the inside motor frame that is provided with of casing, the motor frame is kept away from air intake one side and is connected with the motor, the motor frame is close to air intake one side and is connected with the terminal box, terminal box and motor electric connection, the impeller is installed to the output shaft of motor, the impeller includes the blade, the blade both sides are connected with the wheel body, shells inner wall is connected with the installed part, the installed part is located between impeller and the air intake, the installed part includes guide plate and backup pad, the backup pad is connected casing and motor frame, the guide plate is connected in the one end of backup pad and guide plate and is set up towards the impeller slope.

Through adopting above-mentioned technical scheme, gaseous getting into the ventilator by the air intake, conveying to the impeller in by the guide plate, the motor drives the impeller rotation, and impeller conveying is gaseous to the air outlet, accomplishes gaseous conveying. The installed part can support the effect that the motor frame has the water conservancy diversion simultaneously, and the backup pad is used for supporting the motor frame, and the guide plate can be with gaseous by air intake water conservancy diversion to blade department to further improve gaseous conveying efficiency. Because connect casing and motor frame through the backup pad, and the guide plate is connected in the backup pad and does not have the lug connection with shells inner wall, so the guide plate does not bear the gravity of motor, and in long-term use, the hidden danger that the guide plate drops is less, has the effect that improves ventilation blower job stabilization nature.

Optionally, the width of guide plate sets up from shells inner wall to motor frame one side convergent.

Through adopting above-mentioned technical scheme, guide plate and backup pad cooperation will be by the gaseous clearance department of leading to impeller blade of air intake entering for the gaseous comparatively orderly flow of disorder flow, the efficiency of the gaseous conveying of the improvement ventilation blower of being convenient for.

Optionally, the support plate includes a first connecting piece, a second connecting piece and a third connecting piece, the first connecting piece is connected to the inner wall of the casing, the second connecting piece is fixedly connected to one side of the first connecting piece, which is far away from the casing, the third connecting piece is fixedly connected to the second connecting piece, and the third connecting piece is connected to the motor frame.

Through adopting above-mentioned technical scheme, first connecting piece is connected with the casing, and the third connecting piece is connected with the motor frame, is convenient for increase backup pad and casing and motor frame's junction area, and at ventilation blower work, when gaseous conveying strikes the backup pad in the casing, can improve the stability that the backup pad supported the motor. Simultaneously, the second connecting piece cooperates with the guide plate, will be shunted by the gaseous reposition of redundant personnel that the air intake flowed in, has the effect with gaseous orderly water conservancy diversion to the impeller.

Optionally, a plurality of protruding portions are fixedly connected to the blade, a plurality of circles of mounting holes are formed in the wheel body corresponding to the protruding portions, the mounting holes are uniformly distributed around the circumferential direction of the axis of the wheel body, and the protruding portions penetrate through the corresponding mounting holes;

the lug boss comprises a clamping and connecting plate and an inserting plate, the inserting plate is inserted into the mounting hole, and the clamping and connecting plate is fixedly connected to the inserting plate and penetrates through the wheel body; the clamping plate is far away from the one end of inserting the board and has been seted up and cut off the groove, cut off the groove and be first stationary blade and second stationary blade with the clamping plate split, first stationary blade and second stationary blade dislocation set.

Through adopting above-mentioned technical scheme, through first stationary blade and the dislocation set of second stationary blade for wheel body and blade relatively fixed have the displacement that reduces the rotatory in-process blade of impeller, reduce the effect of ventilation blower work noise. Simultaneously, reduce the deformation of wheel body around the bellying, further prolong the life of ventilation blower.

Optionally, a connecting line of each circle of the cutting groove coincides with a connecting line of each circle of the mounting hole.

By adopting the technical scheme, when the impeller is riveted, because the connecting line of each ring of cutting groove is superposed with the connecting line of each ring of mounting hole, the riveting equipment can use the annular blade to cut, so that the plate bodies on two sides of each cutting groove are extruded by the annular blade to be staggered, and the blade and the wheel body are riveted at one time, thereby having the effect of improving the riveting efficiency.

Optionally, a reinforcing rib is arranged on the blade, and the reinforcing rib extends towards one side of the protruding portion.

Through adopting above-mentioned technical scheme, can improve the intensity of blade for impeller is at the rotation process, and the difficult condition that takes place to warp and fracture of blade has the effect that improves impeller life.

Optionally, the outer wall of the shell is connected with a mounting seat symmetrically arranged along the center line of the motor, the mounting seat comprises a first mounting plate and a second mounting plate which are arranged at included angles, the first mounting plate is connected to the side wall of the shell, and the second mounting plate is connected to the first mounting plate and is far away from one side of the shell.

Through adopting above-mentioned technical scheme, during the installation ventilation blower, because the casing setting is kept away from to the second mounting panel for constructor can be fixed with second mounting panel and external device when the operation, with this whole ventilation blower of fixed connection, has the effect of the installation of being convenient for.

Optionally, a fixing plate is connected between the adjacent first mounting plates, and the fixing plate is connected with the shell.

Through adopting above-mentioned technical scheme, fixed plate, first mounting panel and casing outer wall form approximate triangle-shaped's bearing structure, have the effect that further improves mounting structure stability. Simultaneously, because two first mounting panels are connected to the fixed plate for the difficult atress of first mounting panel is towards keeping away from casing direction deformation and is leaded to damaging, has extension mount pad life's effect.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the mounting parts, the support plate is used for supporting the motor frame, and the guide plate can guide gas to gaps of blades in the impeller from the air inlet, so that the gas transmission efficiency is further improved;

2. through the arrangement of the impeller, the effects of reducing the displacement of the blades in the rotation process of the impeller and reducing the working noise of the ventilator can be achieved, meanwhile, the deformation of the wheel body around the boss part is reduced, and the service life of the ventilator is further prolonged;

3. through the setting of mount pad and fixed plate, first mounting panel and casing outer wall form approximate triangle-shaped's bearing structure, simultaneously, because two first mounting panels are connected to the fixed plate for the difficult atress of first mounting panel is towards keeping away from casing direction deformation and is leaded to damaging, can play the effect that improves mounting structure stability, extension mount pad life.

Drawings

Fig. 1 is a schematic view of the overall structure of a ventilator according to an embodiment of the present application.

Fig. 2 is an exploded view of the ventilator according to the embodiment of the present application.

Fig. 3 is a schematic view of the overall structure of a baffle according to an embodiment of the present application.

Fig. 4 is a schematic view of the overall structure of a blade according to an embodiment of the present application.

Description of reference numerals: 1. a first housing; 11. an air inlet; 2. a second housing; 21. an air outlet; 3. a mounting member; 31. a support plate; 311. a first connecting member; 312. a second connecting member; 313. a third connecting member; 32. a baffle; 4. an impeller; 41. a blade; 411. an insert plate; 412. clamping a plate; 4121. cutting off the groove; 4122. a first fixing sheet; 4123. a second fixing sheet; 413. reinforcing ribs; 42. a wheel body; 421. mounting holes; 43. a boss portion; 5. a motor frame; 6. a motor; 61. a junction box; 7. a flow deflector; 9. a mounting seat; 91. a first mounting plate; 92. a second mounting plate; 93. and (7) fixing the plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses ventilation blower convenient to water conservancy diversion, refer to fig. 1 and fig. 2, including the casing, the casing is including first casing 1 and the second casing 2 that is connected, and first casing 1 is kept away from second casing 2 one side and has been seted up air intake 11, and second casing 2 is kept away from first casing 1 one side and has been seted up air outlet 21, and first casing 1 inner wall is connected with installed part 3, and installed part 3 is close to air intake 11 one side. Install motor frame 5 on the installed part 3, motor frame 5 is close to 11 one sides of air intake and installs terminal box 61, and motor frame 5 is kept away from 11 one sides of air intake and is installed motor 6, motor 6 and terminal box 61 electric connection, installs impeller 4 on the output shaft of motor 6. The inner wall of the second shell 2 is provided with a flow deflector 7, and the flow deflector 7 is positioned between the impeller 4 and the air outlet 21. The outer wall of the shell is connected with a mounting seat 9, and the mounting seat 9 is used for mounting and fixing the outer wall of the second shell 2.

Referring to fig. 3, the mounting member 3 includes an integrally formed support plate 31 and a guide plate 32, the support plate 31 includes an integrally formed first connecting member 311, a second connecting member 312 and a third connecting member 313, the first connecting member 311 is fixed on the inner wall of the second housing 2 through a bolt, the second connecting member 312 is located on one side of the first connecting member 311 away from the inner wall of the second housing 2, the third connecting member 313 is located on one side of the second connecting member 312 close to the motor frame 5, and a fixing bolt is screwed into a position where the third connecting member 313 is attached to the motor frame 5, so that the third connecting member 313 and the motor frame 5 are relatively fixed. Guide plate 32 is located second connecting piece 312 and towards impeller 4 one side, and guide plate 32 sets up towards the slope of impeller 4 direction, and the width of guide plate 32 from second casing 2 inner wall to motor frame 5 one side convergent setting, and guide plate 32 is with the even orderly water conservancy diversion of turbulent air flow to impeller 4 in the blade 41 clearance.

Referring to fig. 2 and 4, the impeller 4 includes a wheel body 42, a blade 41 is connected between the two wheel bodies 42, a protruding portion 43 is fixedly connected to one side of the blade 41 close to the wheel body 42, a mounting hole 421 is formed in the wheel body 42 corresponding to the protruding portion 43, and the protruding portion 43 is inserted into the mounting hole 421 so that the blade 41 and the wheel body 42 are relatively fixed. The protruding portion 43 includes an inserting plate 411 and a clamping plate 412, the blade 41, the inserting plate 411 and the clamping plate 412 are integrally formed, the inserting plate 411 is located on one side of the blade 41 close to the wheel body 42 and located in the mounting hole 421, and the clamping plate 412 is located on one side of the inserting plate 411 away from the blade 41 and penetrates through the mounting hole 421. The clamping plate 412 is provided with a cutting groove 4121 on one side far away from the wheel body 42, the cutting groove 4121 divides the clamping plate 412 into a first fixing piece 4122 and a second fixing piece 4123, and when riveting, the blades cutting the cutting groove 4121 extrude the plate bodies on two sides of the cutting groove 4121, so that the first fixing piece 4122 and the second fixing piece 4123 are separated and dislocated under the action of force. The connecting line of each ring of the cutting groove 4121 is overlapped with the connecting line of each ring of the mounting hole 421, and during riveting, the cutting blade can be set to be annular, so that the riveting is formed at one time, and the riveting efficiency of the impeller 4 is improved.

Referring to fig. 2 and 4, a rib 413 is attached to a side surface of the blade 41, and the rib 413 extends toward the side to which the boss 43 is connected, thereby improving strength of the blade 41 itself when rotating.

Referring to fig. 1 and 2, the outer peripheral wall of the second casing 2 is connected with a mounting seat 9 symmetrically arranged along the central line of the motor 6, the mounting seat 9 comprises a first mounting plate 91 and a second mounting plate 92, the first mounting plate 91 is welded to the outer wall of the second casing 2, the second mounting plate 92 is welded to the first mounting plate 91 and is far away from one side of the second casing 2, and the second mounting plate 92 is perpendicular to the first mounting plate 91. The welding has fixed plate 93 between two first mounting panels 91, and passes through the bolt fastening with fixed plate 93 towards second casing 2 one side intermediate position and second casing 2 outer wall, reduces first mounting panel 91 atress and buckles and lead to the phenomenon of damage, prolongs the life of mount pad 9.

The implementation principle of the ventilator convenient for flow guiding in the embodiment of the application is as follows: when the ventilator is installed, the mounting member 3 is first attached to the inner wall of the first casing 1, and then the motor mount 5 is fixed to the third connecting member 313. A junction box 61 is installed on one side, close to an air inlet 11, of a motor frame 5, a motor 6 is installed on the other side, an impeller 4 is fixedly installed on the periphery of an output shaft of the motor 6, then a flow deflector 7 is installed on the inner wall of a second shell 2, and then the first shell 1 and the second shell 2 are welded. Finally, the mounting base 9 and the fixing plate 93 are welded to the outer wall of the second casing 2, and the mounting of the ventilator is completed.

When the ventilator works, gas flows to the inside of the first shell 1 from the air inlet 11, the guide plate 32 and the second connecting piece 312 are matched, the gas is uniformly conveyed to the impeller 4, the impeller 4 rotates under the driving of the motor 6, the gas is conveyed to the side close to the air outlet 21 and guided by the guide plate 7, so that the gas is uniformly transmitted out of the ventilator, and the ventilator repeats the process to continuously perform indoor and outdoor gas exchange so as to achieve the effect of ventilation indoors.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a ventilation blower convenient to water conservancy diversion, includes the casing, air intake (11) have been seted up to casing one side, and air outlet (21) have been seted up to the opposite side, the inside motor frame (5) that is provided with of casing, motor frame (5) are kept away from air intake (11) one side and are connected with motor (6), motor frame (5) are close to air intake (11) one side and are connected with terminal box (61), terminal box (61) and motor (6) electric connection, impeller (4) are installed to the output shaft of motor (6), impeller (4) include blade (41), blade (41) both sides are connected with wheel body (42), its characterized in that: the utility model discloses a motor, including casing, casing inner wall, installed part (3), air intake (11), installed part (3) are connected with installed part (3), installed part (3) are located between impeller (4) and air intake (11), installed part (3) are including guide plate (32) and backup pad (31), backup pad (31) are connected the casing with motor frame (5), guide plate (32) are connected in backup pad (31) and the one end of guide plate (32) and are set up towards impeller (4) slope.

2. A ventilator for facilitating air flow guidance as claimed in claim 1, wherein: the width of guide plate (32) sets up from shells inner wall to motor frame (5) one side convergent.

3. A ventilator for facilitating air flow guidance as claimed in claim 1, wherein: the supporting plate (31) comprises a first connecting piece (311), a second connecting piece (312) and a third connecting piece (313), the first connecting piece (311) is connected to the inner wall of the shell, the second connecting piece (312) is fixedly connected to one side, far away from the shell, of the first connecting piece (311), the third connecting piece (313) is fixedly connected to the second connecting piece (312), and the third connecting piece (313) is connected with the motor frame (5).

4. A ventilator for facilitating air flow guidance as claimed in claim 1, wherein: the blade (41) is fixedly connected with a plurality of protruding parts (43), a plurality of circles of mounting holes (421) are formed in the wheel body (42) corresponding to the protruding parts (43), the mounting holes (421) are uniformly distributed around the circumference of the axis of the wheel body (42), and the protruding parts (43) penetrate through the corresponding mounting holes (421);

the protruding portion (43) comprises a clamping plate and an inserting plate (411), the inserting plate (411) is inserted into the mounting hole (421), and the clamping plate is fixedly connected to the inserting plate (411) and penetrates through the wheel body (42); one end, far away from the inserting plate (411), of the clamping plate is provided with a cutting groove (4121), the cutting groove (4121) divides the clamping plate into a first fixing piece (4122) and a second fixing piece (4123), and the first fixing piece (4122) and the second fixing piece (4123) are arranged in a staggered mode.

5. A ventilator for facilitating air flow guidance as claimed in claim 4, wherein: the connecting line of the cutting grooves (4121) of each circle is overlapped with the connecting line of the mounting holes (421) of each circle.

6. A ventilator for facilitating air flow guidance as claimed in claim 4, wherein: the blade (41) is provided with a reinforcing rib (413), and the reinforcing rib (413) extends towards one side of the bulge part (43).

7. A ventilator for facilitating air flow guidance as claimed in claim 1, wherein: casing outer wall department is connected with mount pad (9) along motor (6) central line symmetry setting, mount pad (9) are including first mounting panel (91) and second mounting panel (92) that are the contained angle setting, first mounting panel (91) are connected in the casing lateral wall, casing one side is kept away from in first mounting panel (91) to second mounting panel (92).

8. A ventilator for facilitating air flow guidance as claimed in claim 7, wherein: a fixing plate (93) is connected between the adjacent first mounting plates (91), and the fixing plate (93) is connected with the shell.