Axial flow fan structure for air source heat pump

Abstract

The utility model discloses an axial flow fan structure for an air source heat pump, which comprises a cylindrical lining fixedly connected to an inner cavity of a supporting machine body through a bolt. A guide limiting structure is arranged in an inner cavity of the cylindrical lining. The guiding and limiting structure comprises three hollow cambered surface supporting plates which are fixedly connected to an inner cavity of the cylindrical lining through bolts, and inner cavities of the three hollow cambered surface supporting plates are all provided with arc-shaped grooves. One side, close to the inner wall of the cylindrical lining, of the I-shaped supporting piece is connected between the two adjacent limiting guide plates in a sliding manner, so that the I-shaped supporting piece obtains a guiding limiting force during sliding, and the I-shaped supporting piece can be more quickly aligned with a screw hole formed in an inner cavity of the cylindrical lining in position; and therefore, the motor can be conveniently mounted and replaced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to air source heat pump technical field, especially, relate to a air source heat pump is with axial flow fan structure. BACKGROUND

[0002] Air source heat pump is a kind of using low-level heat energy in air to heat or refrigeration high-efficiency energy-saving equipment, it passes through the small amount of electric energy drive compressor circulation work, absorbs the free heat energy in air, and the free heat energy in air is converted into high-temperature heat energy, to meet the heating, refrigeration and hot water supply and other multiple needs of building.

[0003] The main function of axial flow fan in air source heat pump is to promote air flow, it inhales external air and exchanges heat through evaporator, then discharges cooled air outside system, to ensure the continuous operation and efficiency of system, in order to facilitate the installation and replacement of motor of fan, an air source heat pump is with axial flow fan structure is designed, the setting of guiding limiting structure can guide the I-shaped support of supporting motor in the inner chamber of cylindrical lining, that is, the I-shaped support can be more quickly aligned with the screw hole opened in the inner chamber of cylindrical lining, to facilitate the installation and replacement of motor. SUMMARY

[0004] The utility model aims at providing a kind of air source heat pump is with axial flow fan structure, to solve the technical problem raised in the above background art.

[0005] The technical scheme that the utility model solves above technical problem is as follows: a kind of air source heat pump is with axial flow fan structure, it includes the cylindrical lining fixedly connected in the support machine body inner chamber by bolt: the inner chamber of cylindrical lining is provided with guiding limiting structure, the guiding limiting structure includes three hollow arc surface support plates fixedly connected in the inner chamber of cylindrical lining by bolt, the inner chamber of three hollow arc surface support plates is all provided with arc slot, the inner chamber of arc slot is slidably connected with spring connecting plate, the both ends of spring connecting plate are all welded with limiting guide plate, the inner chamber of cylindrical lining is fixedly connected with three I-shaped support pieces by bolt.

[0006] Preferably, the limiting guide plate is slidably connected with the inner chamber of cylindrical lining, and the I-shaped support piece is slidably connected between the two limiting guide plates on the side close to the inner wall of cylindrical lining.

[0007] Preferably, the side away from each other of the limiting guide plate is fixedly connected with auxiliary limiting strip, and the motor is fixedly connected between the three I-shaped support pieces by bolt.

[0008] Preferably, the output shaft of the motor is fixedly connected with the fan blades through a flange, and three fixed support rings are welded between the three I-shaped support pieces.

[0009] Preferably, the motor is located in the inner cavity of the fixed support ring, and the front side of the support body is fixedly connected with a grid plate through bolts.

[0010] Preferably, the bottom of the support body is fixedly connected with a support fixing foot through bolts, and screw holes are formed in the surface of the I-shaped support piece.

[0011] The utility model discloses a beneficial effect is:

[0012] The utility model discloses a beneficial effect is:

[0013] 2, the utility model discloses a through the setting of auxiliary limiting strip can make I-shaped support piece close to the one side of cylindrical lining inner wall between the sliding connection of adjacent two limiting guide plate, make I-shaped support piece get additional limiting force, can make I-shaped support piece keep linear sliding when sliding in the inner cavity of cylindrical lining.

[0014] 3, the utility model discloses a through the setting of fixed support ring can make the connecting force of three I-shaped support pieces between reinforcing, can make three I-shaped support pieces when supporting and fixing motor, can be more stable, avoid the situation that I-shaped support piece inclines. ACCURACY OF DRAWINGS

[0015] Among them:

[0016] Figure 1 It is the front view schematic drawing of one embodiment of the utility model;

[0017] Figure 2 It is the cylindrical lining schematic drawing of one embodiment of the utility model;

[0018] Figure 3 It is the split schematic drawing of cylindrical lining of one embodiment of the utility model;

[0019] Figure 4 It is the guiding limiting structure schematic drawing of one embodiment of the utility model;

[0020] Figure 5 It is the hollow arc surface support plate schematic drawing of one embodiment of the utility model;

[0021] Figure 6 For an embodiment of the present application Figure 5 A local enlarged view of point A.

[0022] In the drawings, the components represented by each reference numeral are listed as follows:

[0023] 1, support body, 2, cylindrical lining, 3, guide limiting structure, 31, hollow arc support plate, 32, arc slot, 33, spring connecting plate, 34, limiting guide plate, 35, auxiliary limiting strip, 4, I-shaped support, 5, motor, 6, fan blade, 7, fixed support ring, 8, grid plate, 9, support fixing foot, 10, screw hole. DETAILED DESCRIPTION

[0024] Hereinafter, an embodiment of the air source heat pump axial flow fan structure of the present application will be described with reference to the drawings. Embodiment

[0025] Figures 1-6 An air source heat pump axial flow fan structure of an embodiment of the present application is shown, which comprises a cylindrical lining 2 fixedly connected in the inner cavity of a support body 1 by bolts: the inner cavity of the cylindrical lining 2 is provided with a guide limiting structure 3, the guide limiting structure 3 comprises three hollow arc support plates 31 fixedly connected in the inner cavity of the cylindrical lining 2 by bolts, the inner cavities of the three hollow arc support plates 31 are each provided with an arc slot 32, the inner cavity of the arc slot 32 is slidably connected with a spring connecting plate 33, both ends of the spring connecting plate 33 are each welded with a limiting guide plate 34, the inner cavity of the cylindrical lining 2 is fixedly connected with three I-shaped supports 4 by bolts, the limiting guide plate 34 is slidably connected with the inner cavity of the cylindrical lining 2, the side of the I-shaped support 4 close to the inner wall of the cylindrical lining 2 is slidably connected between two limiting guide plates 34, the side of each of the two limiting guide plates 34 away from each other is fixedly connected with an auxiliary limiting strip 35, through the setting of the auxiliary limiting strip 35, when the side of the I-shaped support 4 close to the inner wall of the cylindrical lining 2 is slidably connected between the adjacent two limiting guide plates 34, the I-shaped support 4 can obtain additional limiting force, so that the I-shaped support 4 can keep straight sliding when sliding in the inner cavity of the cylindrical lining 2, the three I-shaped supports 4 are fixedly connected with a motor 5 by bolts, the output shaft of the motor 5 is fixedly connected with a fan blade 6 by a flange. Embodiment

[0026] Figures 1-6The utility model discloses an air source heat pump uses axial flow fan structure of an embodiment shows, it includes through bolt fixed connection in the inner chamber of support body 1's cylindrical lining 2: the inner chamber of cylindrical lining 2 is provided with guide limiting structure 3, and guide limiting structure 3 includes three hollow arc surface support plate 31 through bolt fixed connection in the inner chamber of cylindrical lining 2, and the inner chamber of three hollow arc surface support plate 31 all are provided with arc slot 32, and the inner chamber of arc slot 32 is slidably connected with spring connecting plate 33, and the both ends of spring connecting plate 33 are all welded with limiting guide plate 34, and the inner chamber of cylindrical lining 2 is fixedly connected with three I-shaped support 4 through bolt, and the inner chamber of three I-shaped support 4 is welded with three fixed support ring 7, and motor 5 is located in the inner chamber of fixed support ring 7, through the setting of fixed support ring 7, can make the connecting force of three I-shaped support 4 between reinforcing, can make three I-shaped support 4 when supporting and fixing motor 5, can be more stable, avoid the situation that I-shaped support 4 occurs skew, and the front side of support body 1 is fixedly connected with grid plate 8 through bolt, and the bottom of support body 1 is fixedly connected with support fixed foot 9 through bolt, and the surface of I-shaped support 4 is provided with screw hole 10.

[0027] Working principle: the utility model uses, and the user is through with three guide limiting structure 3 fixed connection in the inner chamber of cylindrical lining 2, then motor 5 is fixedly connected with I-shaped support 4, then pushes I-shaped support 4 and slides in the inner chamber of cylindrical lining 2, then makes I-shaped support 4 close to the one side sliding connection between adjacent two limiting guide plates 34 of cylindrical lining 2 inner wall, then makes I-shaped support 4 when sliding, obtains the limiting force of guide, and the rebound force of spring connecting plate 33 makes I-shaped support 4 when sliding, is positioned, when the screw hole 10 on the surface of I-shaped support 4 and the position of the inner chamber of cylindrical lining 2 pre-set screw hole are consistent, then through bolt is fixed to I-shaped support 4, I-shaped support 4 can be more quickly and the screw hole of the inner chamber of cylindrical lining 2 is set up position alignment, and then the installation and replacement of motor 5 are convenient.

[0028] In conclusion: the air source heat pump uses axial flow fan structure, through pushing I-shaped support 4 and sliding in the inner chamber of cylindrical lining 2, then makes I-shaped support 4 close to the one side sliding connection between adjacent two limiting guide plates 34 of cylindrical lining 2 inner wall, then makes I-shaped support 4 when sliding, obtains the limiting force of guide, I-shaped support 4 can be more quickly and the screw hole of the inner chamber of cylindrical lining 2 is set up position alignment, and then the installation and replacement of motor 5 are convenient.

Claims

1. A structure for an axial flow fan used in an air source heat pump, characterized in that, The cylindrical inner liner (2) is fixedly connected to the inner cavity of the supporting body (1) by bolts. The inner cavity of the cylindrical inner liner (2) is provided with a guide limiting structure (3). The guide limiting structure (3) includes three hollow arc surface support plates (31) fixedly connected to the inner cavity of the cylindrical inner liner (2) by bolts. The inner cavity of the three hollow arc surface support plates (31) is provided with an arc groove (32). The inner cavity of the arc groove (32) is slidably connected with a spring connecting plate (33). Both ends of the spring connecting plate (33) are welded with limiting guide plates (34). The inner cavity of the cylindrical inner liner (2) is fixedly connected with three I-shaped support members (4) by bolts.

2. The axial flow fan structure for an air source heat pump according to claim 1, characterized in that, The limiting guide plate (34) is slidably connected to the inner cavity of the cylindrical inner liner (2), and the I-shaped support (4) is slidably connected between the two limiting guide plates (34) on the side near the inner wall of the cylindrical inner liner (2).

3. The axial flow fan structure for an air source heat pump according to claim 2, characterized in that, Auxiliary limiting strips (35) are fixedly connected to the opposite sides of the two limiting guide plates (34), and motors (5) are fixedly connected to the three I-shaped support members (4) by bolts.

4. The axial flow fan structure for an air source heat pump according to claim 3, characterized in that, The output shaft of the motor (5) is fixedly connected to the fan blade (6) via a flange, and three fixed support rings (7) are welded between the three I-shaped support members (4).

5. The axial flow fan structure for an air source heat pump according to claim 4, characterized in that, The motor (5) is located in the inner cavity of the fixed support ring (7), and the front side of the support body (1) is fixedly connected to the grid plate (8) by bolts.

6. The axial flow fan structure for an air source heat pump according to claim 5, characterized in that, The bottom of the support body (1) is fixedly connected to the support fixing foot (9) by bolts, and the surface of the I-shaped support (4) is provided with screw holes (10).

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