CN200985911Y

CN200985911Y - Pumping blower

Info

Publication number: CN200985911Y
Application number: CN 200620144490
Authority: CN
Inventors: 许进男
Original assignee: CHC ENTERPRISE CO LTD
Current assignee: CHC ENTERPRISE CO LTD
Priority date: 2006-12-29
Filing date: 2006-12-29
Publication date: 2007-12-05
Anticipated expiration: 2016-12-29

Abstract

The utility model discloses a pumping draught fan which comprises a body case, a driving device, two supporting seats, wherein one side of the body case is fixed with a supporting seat and a driving device that has a fixed plate. One side of the fixed plate of the driving device is formed with a first location section, while the other side is formed with a second location section, wherein the first location section is provided for fixing the fixed plate on the body case, while an evadable space is arranged between the second location section and the body case and is provided for installing supporting seats and fixing the supporting seats on the body case. The driving device of the pumping draught fan can passes through the evadable space and is independently combined with the body case or gets dismantled to be convenient for maintaining.

Description

Forced draught blower

Technical field

The utility model relates to a kind of Forced draught blower.

Background technique

Produce Forced draught blower commonly used at present, as shown in Figure 1, comprise a housing P10, a drive unit P20 and two supporting base P30; Housing P10 is formed with an inner space P11, the inner space P11 opposite side of housing P10 is formed with an open-work P12 respectively, each forms a positioning section P13 in ambient side open-work P12, and the inner space P11 surrounding place side of housing P10 offers a through hole P14, and through hole P14 is connected with inner space P11; Drive unit P20 comprises fixed plate P21, a motor P23 and the impeller P24 with positioning section P22; Fixed plate P21 is circular, and positioning section P22 is formed at fixed plate P21 ambient side, and the positioning section P22 of fixed plate P21 is corresponding to the positioning section P13 of housing P10; Motor P23 is fixed in fixed plate P21 one side centre, and the axle center of motor P23 is on fixed plate P21; Impeller P24 is fixed on the motor P23 axle center, and impeller P24 and fixed plate P21 do not interconnect at a distance of a specific range; Supporting base P30 is L shaped sheet, each is formed with subsides to the P31 of portion in epimere supporting base P30, each is formed with a supporting part P32 in hypomere supporting base P30, the subsides of supporting base P30 are supported portion's P31 centre and are formed with a perforation P311, the perforation P311 of supporting base P30 places for the motor P23 of drive unit P20, and the subsides of supporting base P30 are supported portion's P31 ambient side and are formed with a positioning section P312.

This Forced draught blower is when the assembling location, need earlier with the positioning section P22 of positioning section P13, the drive unit P20 fixed plate P21 of housing P10 and supporting base P30 paste support the P31 of portion positioning section P312 relatively after, just can lock establish fixing, when only wanting this drive unit of maintain and replace P20, must make a great fuss again and disassemble supporting base P30, drive unit P20 and housing P10, assembling is disassembled inconvenience and is expended time in.

The model utility content

The technical problem that the utility model solves provides a kind of Forced draught blower, and it can conveniently disassemble assembling.

For solving above technical problem, the utility model Forced draught blower comprises and comprises a housing, a drive unit, two supporting bases; A housing wherein side is fixed the drive unit that a supporting base and has fixed plate, and fixed plate one side of drive unit is formed with one first positioning section, and opposite side is formed with one second positioning section; First positioning section is fixed on the housing for fixed plate; Form the space of dodging between second positioning section and this housing, the space of dodging is ccontaining and be fixed in housing for supporting base.

The fixed plate of this Forced draught blower drive unit can be provided with two and extend terraces, extends terrace one end and is connected on first positioning section, extends the terrace the other end and is connected on second positioning section, and second positioning section forms the space of dodging by extending between terrace and housing.

The fixed plate of drive unit can be circle, and first positioning section of drive unit fixed plate is half arc; Second positioning section of drive unit fixed plate is half arc; The second positioning section shape of the positioning part of supporting base and drive unit fixed plate adapts.

Can also run through forming a plurality of holes of dodging at second positioning section of drive unit fixed plate at interval, disassemble with the assembling that makes things convenient for Forced draught blower.Also can make the extended length of the extension terrace on the fixed plate of drive unit be locked in protruded length on the positioning part of supporting base greater than screw.

The supporting base of Forced draught blower can be formed with a positioning part in a side, and the positioning part is placed in the space of dodging of fixed plate second positioning section, and the supporting base opposite side forms a supporting part.

After adopting this structure, first positioning section of drive unit is fixedly arranged on this housing for drive unit, make between drive unit second positioning section and this housing positioning section and to form the space of dodging, drive unit and supporting base are independently assembled or are disassembled by dodge space and this housing, and the facility in the maintenance is provided.

Description of drawings

Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.

Fig. 1 is the decomposing schematic representation of Forced draught blower commonly used;

Fig. 2 is a decomposing schematic representation one of the present utility model;

Fig. 3 is a decomposing schematic representation two of the present utility model;

Fig. 4 is a side view of the present utility model;

Fig. 5 is a partial enlarged drawing of the present utility model;

Fig. 6 is second an embodiment's of the present utility model decomposing schematic representation.

Embodiment

Forced draught blower shown in Figure 2 comprises a housing 10, a drive unit 20 and two supporting bases 30; Housing 10 is formed with an inner space 11, and inner space 11 opposite sides of housing 10 are moulding one open-work 12 respectively, and open-work 12 is respectively in ambient side moulding one positioning section 13, and inner space 11 surrounding place sides of housing 10 offer a through hole 14; Drive unit 20 comprises a fixed plate 21, a motor 22 and an impeller 23; Fixed plate 21 is circular, and fixed plate 21 ambient side form one first positioning section 211, two and extend terrace 212 and one second positioning section 213; First positioning section 211 is half arc, and first positioning section 211 is formed at fixed plate 21 first halves; Extending terrace 212 vertically is connected on first positioning section, 211 2 ends; Second positioning section 213 is half arc, second positioning section, 213 2 ends vertically are connected in extending on terrace 212 the other ends, second positioning section 213 vertically is stretched on and forms the space A (as shown in Figure 4) that dodges on the fixed plate 21 by extending terrace 212, and second positioning section 213 runs through at interval and is formed with a plurality of holes 214 of dodging; Motor 22 is fixed in fixed plate 21 1 side centre, and fixed plate 21 is run through in the axle center of motor 22; Impeller 23 is fixed on motor 22 axle center, and impeller 23 and fixed plate 21 do not interconnect at a distance of a specific range; Supporting base 30 respectively is formed with positioning section 13 lower edges of a positioning part 31 respective fixation in housing 10 in epimere, and supporting base 30 respectively is formed with a supporting part 32 in hypomere and supports ground; The positioning part 31 of supporting base 30 adapts with second positioning section, 213 shapes of fixed plate 21.

Shown in Figure 6 is another embodiment's exploded pictorial of the utility model, extension terrace 212 extended lengths of drive unit 20 are locked in the protruded length on the positioning part 31 of supporting base 30 greater than screw, and then second positioning section 213 that makes drive unit 20 provides enough space A (as shown in Figure 4) that dodges, thereby can reduce the hole 214 of dodging that forms on fixed plate 21 second positioning sections 213.

Positioning part 31 corresponding being locked on housing 10 positioning sections 13 of supporting base 30, make housing 10 pass through supporting part 32 support housings 10 of supporting base 30 on ground, before fixing, housing 10 can adjust port 14 directions in advance, then on the corresponding positioning section 13 that is locked in housing 10 of first positioning section 211 of the fixed plate 21 of drive unit 20, second positioning section 213 of the fixed plate 21 of drive unit 20 is corresponding to be locked on the positioning part 31 of supporting base 30, the impeller 23 of drive unit 20 is placed in the inner space 11 of housing 10, second positioning section 213 of drive unit 20 forms the space A (as shown in Figure 4) that dodges by the positioning section 13 that extends terrace 212 and housing 10, provide second positioning section 213 of fixed plate 21 supporting base 30 positioning parts 31 of dodging to be fixed in the formed thickness in housing 10 positioning sections 13 back by the space A that dodges, and the screw that the positioning part 31 of supporting base 30 is fixed is placed through in the hole 214 of dodging of drive unit 20 second positioning sections 213, makes supporting base 30, housing 10 and drive unit 20, housing 10 can independently be assembled separately and disassemble.

Claims

1, Forced draught blower comprises a housing, a drive unit, two supporting bases; A housing wherein side is fixed the drive unit that a supporting base and has fixed plate, it is characterized in that: fixed plate one side of drive unit is formed with one first positioning section, and opposite side is formed with one second positioning section; First positioning section is fixed on the housing for fixed plate; Form the space of dodging between second positioning section and this housing, the space of dodging is ccontaining and be fixed in housing for supporting base.

2, require 1 described Forced draught blower as the right profit, it is characterized in that: the fixed plate of drive unit is provided with two and extends terrace, extends terrace one end and is connected on first positioning section, extends the terrace the other end and is connected on second positioning section.

3, Forced draught blower as claimed in claim 1 or 2 is characterized in that: the fixed plate of drive unit is for circular, and first positioning section of drive unit fixed plate is half arc; Second positioning section of drive unit fixed plate is half arc; The second positioning section shape of the positioning part of supporting base and drive unit fixed plate adapts.

4, Forced draught blower as claimed in claim 1 or 2 is characterized in that: second positioning section of drive unit fixed plate runs through a plurality of holes of dodging of formation at interval.

5, Forced draught blower as claimed in claim 2 is characterized in that: the extended length of the extension terrace on the fixed plate of drive unit is locked in the protruded length on the positioning part of supporting base greater than screw.

6, as claim 1,2 or 5 described Forced draught blowers, it is characterized in that: supporting base one side is formed with a positioning part, and the positioning part is placed in the space of dodging of fixed plate second positioning section, and the supporting base opposite side forms a supporting part.