CN213574725U - Stackable multi-shaft centrifugal fan - Google Patents

Stackable multi-shaft centrifugal fan Download PDF

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Publication number
CN213574725U
CN213574725U CN202022465198.4U CN202022465198U CN213574725U CN 213574725 U CN213574725 U CN 213574725U CN 202022465198 U CN202022465198 U CN 202022465198U CN 213574725 U CN213574725 U CN 213574725U
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centrifugal fan
screw
frame
fixedly connected
lower extreme
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CN202022465198.4U
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杨涵钧
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Tianjin Ronghua Fan Co ltd
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Tianjin Ronghua Fan Co ltd
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Abstract

The utility model discloses a multiaxis centrifugal fan that can pile up belongs to centrifugal fan technical field, multiaxis centrifugal fan that can pile up includes the frame, equipment piece on the fixedly connected with of frame both sides upper end, on assemble and seted up the screw on the piece, equipment piece under the fixedly connected with of frame both sides lower extreme, it has T shape pole to peg graft on the equipment piece down, T shape pole lower extreme fixedly connected with screw rod, carry out threaded connection between screw rod external screw thread and the screw internal thread. The utility model discloses a multiaxis centrifugal fan frame screw that will be located the top docks with the multiaxis centrifugal fan frame screw that is located the below, uses relevant instrument to revolve wrong to T shape pole, and the screw rod that T shape pole drove the lower extreme carries out the screw thread equipment with the screw, and the screw through T shape pole cooperation lower extreme is spacing to be effectively assembled, and the shipment is efficient, need not to borrow external mounting auxiliary fitting, is fit for being extensively promoted and used.

Description

Stackable multi-shaft centrifugal fan
Technical Field
The utility model relates to a centrifugal fan technical field especially relates to a multiaxis centrifugal fan that can pile up.
Background
The centrifugal fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. Centrifugal fans are widely used in ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings; ventilation and draught of boilers and industrial furnaces; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grains; wind tunnel wind source and air cushion boat inflation and propulsion. The multi-shaft centrifugal fan belongs to a class of centrifugal fans and has multi-shaft transmission.
Patent number CN104196737B discloses a centrifugal fan, including wind wheel and bearing box, still including the negative pressure guiding device who connects the play tuber pipe of wind wheel and bearing box, be equipped with the wind channel in this negative pressure guiding device, the one end and the play tuber pipe intercommunication in this wind channel, the other end in wind channel and the cavity intercommunication of bearing box, the high-speed air current who goes out in the tuber pipe forms the negative pressure in the bearing box through the wind channel. The centrifugal fan provided by the invention can take away heat in the bearing box, so that the temperature in the bearing box is reduced, and the service life of the bearing is prolonged; on the other hand, in the process of cold and hot air circulation, certain negative pressure can be formed inside and outside the bearing box, and the leakage condition of lubricating oil at the shaft seal end face of the bearing box can be greatly improved under the action of the negative pressure.
At present, the traditional multi-shaft centrifugal fan has certain defects technically: 1. in the prior art, when the multi-shaft centrifugal fan is shipped, different multi-shaft centrifugal fans are required to be stacked and stored by means of an external mounting frame, so that time and labor are wasted, and the shipping efficiency is low; 2. in the past, a multi-shaft centrifugal fan can generate vibration to a certain degree when working, and the overall stability of equipment is influenced. To this end, we propose a stackable multi-shaft centrifugal fan.
SUMMERY OF THE UTILITY MODEL
The utility model provides a multiaxis centrifugal fan that can pile up docks through the multiaxis centrifugal fan frame screw that will be located the top and the multiaxis centrifugal fan frame screw that is located the below, uses relevant instrument to revolve wrong to T shape pole, and T shape pole drives the screw rod of lower extreme and carries out the screw thread equipment with the screw, and the screw through T shape pole cooperation lower extreme is spacing to be effectively assembled, and the shipment is efficient, need not to borrow external mounting auxiliary fitting, can effectively solve the problem in the background art.
The utility model provides a specific technical scheme as follows:
the utility model provides a pair of multiaxis centrifugal fan that can pile up, comprises a frame, the equipment piece on the fixedly connected with of frame both sides upper end, on assemble and seted up the screw on the piece, the equipment piece under the fixedly connected with of frame both sides lower extreme, it has T shape pole to peg graft on the equipment piece down, T shape pole lower extreme fixedly connected with screw rod, carry out threaded connection between screw rod external screw thread and the screw internal thread, frame lower extreme inner wall fixedly connected with damping mechanism, damping mechanism includes the rod cover, it has the telescopic link to peg graft on the rod cover, the telescopic link lower extreme bonds there is the block rubber.
Optionally, arc-shaped clamping plates are fixedly connected to two sides of the upper end of the rod sleeve.
Optionally, the inner side wall of the arc-shaped clamping plate is provided with a sliding groove, and a limiting block is slidably connected inside the sliding groove.
Optionally, the upper end of the telescopic rod is fixedly connected with a support.
Optionally, the upper end of the bracket is fixedly connected with a multi-shaft centrifugal fan body.
The utility model has the advantages as follows:
1. the utility model discloses it is practical, convenient operation and excellent in use effect, when shipping multiaxis centrifugal fan, through piling up different multiaxis centrifugal fan and placing, multiaxis centrifugal fan's external frame carries out the upper and lower support contact, to be located the multiaxis centrifugal fan frame screw of top and the multiaxis centrifugal fan frame screw that is located the below dock, use relevant instrument to revolve wrong the twisting of T shape pole, T shape pole drives the screw rod of lower extreme and carries out the screw thread equipment with the screw, the screw thread spacing effective equipment that carries out through T shape pole cooperation lower extreme, the shipment is efficient, need not to borrow external mounting auxiliary fitting, the multiaxis centrifugal fan need pile up the installation frame to different multiaxis centrifugal fan with the help of outside when shipping in the past, waste time and energy, and the problem of shipment inefficiency.
2. The utility model discloses in, multiaxis centrifugal fan carries out the damping to damping mechanism in the produced vibration transmission of during operation, specific damping process is flexible from top to bottom along the pole cover inner wall for the telescopic link, and cushion the amplitude through the block rubber, improve equipment stability, wherein arc splint wrap up the telescopic link, further improve the motion stability of telescopic link, it is spacing that the stopper slides from top to bottom along arc splint inside groove, the cooperation telescopic link motion, and guarantee can not break away from between telescopic link and the pole cover, the problem of multiaxis centrifugal fan can produce the vibration of certain degree when carrying out the during operation in the past has been solved, influence equipment overall stability.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic view of an overall structure of a stackable multi-shaft centrifugal fan according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a damping mechanism of a stackable multi-shaft centrifugal fan according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an upper assembly block of a stackable multi-shaft centrifugal fan according to an embodiment of the present invention;
in the figure: 1. a frame; 2. a vibration reduction mechanism; 201. a rod sleeve; 202. a telescopic rod; 203. an arc-shaped splint; 204. a limiting block; 205. a rubber block; 3. a support; 4. a multi-shaft centrifugal fan body; 5. a lower assembly block; 6. a T-shaped rod; 7. a screw; 8. assembling the assembly block; 9. and a screw hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.
A stackable multi-shaft centrifugal fan according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.
As shown in fig. 1-3, a stackable multi-shaft centrifugal fan comprises a frame 1, wherein upper end parts of two sides of the frame 1 are fixedly connected with upper assembling blocks 8, screw holes 9 are formed in the upper assembling blocks 8, lower end parts of two sides of the frame 1 are fixedly connected with lower assembling blocks 5, a T-shaped rod 6 is inserted into the lower assembling blocks 5, a screw 7 is fixedly connected to the lower end of the T-shaped rod 6, external threads of the screw 7 are connected with internal threads of the screw holes 9 in a threaded manner, a damping mechanism 2 is fixedly connected to the inner wall of the lower end of the frame 1, the damping mechanism 2 comprises a rod sleeve 201, an expansion rod 202 is inserted into the upper end of the rod sleeve 201, and a rubber block 205 is bonded to the lower end.
In the embodiment, as shown in fig. 1-3, when a multi-axis centrifugal fan is shipped, different multi-axis centrifugal fans are stacked, an external frame 1 of the multi-axis centrifugal fan is in up-and-down supporting contact, a screw 7 of an upper multi-axis centrifugal fan frame 1 is butted with a screw hole 9 of a lower multi-axis centrifugal fan frame 1, a T-shaped rod 6 is screwed by using a relevant tool, the T-shaped rod 6 drives the screw 7 at the lower end to be in threaded assembly with the screw hole 9, the T-shaped rod 6 is matched with a threaded limit at the lower end to be effectively assembled, the shipping efficiency is high, and an external installation auxiliary part is not needed, so that the problems that different multi-axis centrifugal fans are stacked and stored by means of an external installation frame when the multi-axis centrifugal fan is shipped in the past, time and labor are; multiaxis centrifugal fan is carrying out the produced vibration transmission of during operation to damping mechanism 2 and is carrying out the damping, specific damping process is flexible from top to bottom along rod cover 201 inner wall for telescopic link 202, and cushion the amplitude through rubber piece 205, improve equipment stability, wherein arc splint 203 wraps up telescopic link 202, further improve telescopic link 202's motion stability, stopper 204 slides about following arc splint 203 inside groove spacing, cooperation telescopic link 202 motion, and guarantee can not break away from between telescopic link 202 and the rod cover 201, the vibration that multiaxis centrifugal fan can produce the certain degree in the past when carrying out the work has been solved, influence the problem of equipment overall stability.
Wherein, the two sides of the upper end of the rod sleeve 201 are fixedly connected with arc-shaped clamping plates 203.
In this embodiment, as shown in fig. 2, the arc-shaped clamping plate 203 wraps the telescopic rod 202, so as to further improve the motion stability of the telescopic rod 202.
Wherein, the spout has been seted up to arc splint 203 inside wall, the inside sliding connection of spout has stopper 204.
In this embodiment, as shown in fig. 2, the limiting block 204 performs vertical sliding limiting along the inner groove of the arc-shaped clamp plate 203, and matches with the movement of the telescopic rod 202, and ensures that the telescopic rod 202 and the rod sleeve 201 cannot be separated from each other.
Wherein, the upper end of the telescopic rod 202 is fixedly connected with a bracket 3.
In the present embodiment, as shown in fig. 1, the bracket 3 supports the multi-axis centrifugal fan body 4.
Wherein, the upper end of the bracket 3 is fixedly connected with a multi-shaft centrifugal fan body 4.
In this embodiment, as shown in fig. 1, the multi-axis centrifugal fan body 4 increases the gas pressure and discharges the gas by the input mechanical energy.
It should be noted that the utility model is a multi-shaft centrifugal fan which can be stacked, when working, the staff carries out loading and transporting to the multi-shaft centrifugal fan, by stacking different multi-shaft centrifugal fans, the outer frame 1 of the multi-shaft centrifugal fan is supported and contacted up and down, the screw 7 of the multi-shaft centrifugal fan frame 1 positioned above is butted with the screw hole 9 of the multi-shaft centrifugal fan frame 1 positioned below, the T-shaped rod 6 is screwed by using a relevant tool, the T-shaped rod 6 drives the screw 7 at the lower end to be assembled with the screw hole 9 in a threaded manner, the T-shaped rod 6 is matched with the thread limit at the lower end for effective assembly, the shipping efficiency is high, auxiliary accessories do not need to be externally installed, and the problems that different multi-axis centrifugal fans are required to be stacked and stored by means of an external installation frame when the multi-axis centrifugal fans are shipped, time and labor are wasted, and the shipping efficiency is low are solved; multiaxis centrifugal fan is carrying out the produced vibration transmission of during operation to damping mechanism 2 and is carrying out the damping, specific damping process is flexible from top to bottom along rod cover 201 inner wall for telescopic link 202, and cushion the amplitude through rubber piece 205, improve equipment stability, wherein arc splint 203 wraps up telescopic link 202, further improve telescopic link 202's motion stability, stopper 204 slides about following arc splint 203 inside groove spacing, cooperation telescopic link 202 motion, and guarantee can not break away from between telescopic link 202 and the rod cover 201, the vibration that multiaxis centrifugal fan can produce the certain degree in the past when carrying out the work has been solved, influence the problem of equipment overall stability.
The utility model discloses a frame 1; a vibration damping mechanism 2; a rod sleeve 201; a telescoping rod 202; an arc-shaped splint 203; a stopper 204; a rubber block 205; a bracket 3; a multi-shaft centrifugal fan body 4; a lower assembly block 5; a T-shaped bar 6; a screw 7; an upper assembly block 8; the screw hole 9 parts are all universal standard parts or parts known to the skilled person, and the structure and principle thereof are known to the skilled person through technical manuals or through routine experimentation.
It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (5)

1. The utility model provides a multiaxis centrifugal fan that can pile up, includes frame (1), its characterized in that, frame (1) both sides upper end fixedly connected with goes up equipment piece (8), go up and to have seted up screw (9) on equipment piece (8), equipment piece (5) under frame (1) both sides lower extreme fixedly connected with, it has T shape pole (6) to peg graft on equipment piece (5) down, T shape pole (6) lower extreme fixedly connected with screw rod (7), carry out threaded connection between screw rod (7) external screw thread and screw (9) internal thread, frame (1) lower extreme inner wall fixedly connected with damping mechanism (2), damping mechanism (2) include rod cover (201), peg graft in rod cover (201) upper end has telescopic link (202), telescopic link (202) lower extreme bonds and has rubber block (205).
2. Stackable multiaxial centrifugal fan according to claim 1 where an arc shaped clamp plate (203) is fixedly attached to both sides of the upper end of the rod sleeve (201).
3. Stackable multiaxial centrifugal fan according to claim 2 where the arc-shaped clamp plate (203) has a slot cut in its inner side wall, inside of which a stop block (204) is slidably connected.
4. Stackable multiaxial centrifugal fan according to claim 1 where a bracket (3) is fixedly connected to the upper end of the telescoping rod (202).
5. Stackable multiaxial centrifugal fan according to claim 4 wherein the upper end of the bracket (3) is fixedly connected with a multiaxial centrifugal fan body (4).
CN202022465198.4U 2020-10-30 2020-10-30 Stackable multi-shaft centrifugal fan Active CN213574725U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022465198.4U CN213574725U (en) 2020-10-30 2020-10-30 Stackable multi-shaft centrifugal fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022465198.4U CN213574725U (en) 2020-10-30 2020-10-30 Stackable multi-shaft centrifugal fan

Publications (1)

Publication Number Publication Date
CN213574725U true CN213574725U (en) 2021-06-29

Family

ID=76531213

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022465198.4U Active CN213574725U (en) 2020-10-30 2020-10-30 Stackable multi-shaft centrifugal fan

Country Status (1)

Country Link
CN (1) CN213574725U (en)

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