CN214742359U - Cooling mechanism for explosion-proof fan - Google Patents
Cooling mechanism for explosion-proof fan Download PDFInfo
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- CN214742359U CN214742359U CN202120743338.1U CN202120743338U CN214742359U CN 214742359 U CN214742359 U CN 214742359U CN 202120743338 U CN202120743338 U CN 202120743338U CN 214742359 U CN214742359 U CN 214742359U
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Abstract
The utility model relates to an explosion-proof fan correlation technique field just discloses a cooling body for explosion-proof fan, including installation shell and explosion-proof fan, explosion-proof fan passes through mounting bracket fixed mounting in the inboard of installation shell, and this is the heat exchange tube for central annular array with explosion-proof fan to the inboard ring of installation shell, and the both ends of heat exchange tube are the blind end, and the both ends side of heat exchange tube all is provided with the through pipe, and the annular side of installation shell sets up the through hole with through pipe looks adaptation, and the through pipe has stop nut through corresponding through hole extension to the outside and threaded connection of installation shell, and the through pipe has airtight packing ring in the fixed interlude of the inboard part that is located the installation shell. This cooling body for explosion-proof fan carries out the heat exchange through the high temperature air current that sets up circulation in a plurality of heat exchange tubes and the installation shell, is different from the tradition and increases the radiating mode of fin, has increased the inside heat transfer area of contact of installation shell, has accelerated the cooling rate of high temperature air current greatly.
Description
Technical Field
The utility model relates to an explosion-proof fan correlation technique field specifically is an explosion-proof fan is with cooling body.
Background
The explosion-proof fan is suitable for conveying inflammable, explosive and non-corrosive gas, has an environment temperature not exceeding 60 ℃, is widely applied to ventilation or strong heating radiation in general factories, warehouses, offices and houses, can also be installed in a longer exhaust pipeline in series at intervals to improve the pressure in the pipeline, and can be used as a free fan when a motor is dismounted. The anti-corrosion axial flow fan (FT35-11 type) is processed by adopting an anti-corrosion material coated with epoxy paint, a special anti-corrosion motor is adopted for conveying corrosive gas, after the anti-explosion fan works in a high-temperature environment for a long time, the temperature of a circulation channel installed on the anti-explosion fan rises, heat is gathered, electrical elements are easily damaged, and long-time use of equipment is influenced.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides an explosion-proof cooling body for fan has solved explosion-proof fan and has run for a long time under high temperature environment heat and distribute the problem that untimely easily leads to electrical components damage.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a cooling mechanism for an explosion-proof fan comprises an installation shell and the explosion-proof fan, wherein the explosion-proof fan is fixedly installed on the inner side of the installation shell through an installation frame, an inner side ring of the installation shell takes the explosion-proof fan as a central annular array, namely a heat exchange tube, both ends of the heat exchange tube are closed ends, both end side surfaces of the heat exchange tube are respectively provided with a through tube, the annular side surface of the installation shell is provided with a through hole matched with the through tube, the through tube extends to the outer side of the installation shell through the corresponding through hole and is in threaded connection with a limit nut, the through tube is fixedly inserted with a closed gasket on the inner side part of the installation shell, the outer side of the installation shell is provided with a leading-in annular tube and a leading-out annular tube, the leading-in annular tube and the leading-out annular tube are respectively provided with external cooling liquid leading-in equipment and a cooling liquid recovery device to respectively supply and recover cooling, the annular arrays on the inner sides of the leading-in annular tube and the leading-out annular tube are respectively provided with joints matched with ports of the through tube, the one end of the through pipe far away from the corresponding heat exchange pipe is in a stepped pipe shape, the stepped pipe part of the through pipe is welded with a limiting ring, the stepped pipe part of the through pipe is movably inserted with a threaded limiting ring matched with the joint, and the threaded limiting ring is in threaded connection with the end part of the joint.
Preferably, the external diameter of the stepped pipe part of the through pipe is reduced, the external thread is arranged on the large-external-diameter tubular part of the through pipe extending to the outer side part of the installation shell, the limiting nut is in threaded connection with the external thread part of the through pipe, the end face of the limiting nut is in sealing contact fit with the outer surface of the installation shell, and the fit relation between the through pipe and the inner side wall of the corresponding through hole is in transition fit.
Preferably, the contact laminating of airtight packing ring and the inside wall of installation shell, airtight packing ring, through pipe, stop nut and joint are the one-to-one setting, guarantee heat exchange tube through running through the pipe with leading-in ring pipe with derive the sealed intercommunication between the ring pipe.
Preferably, the length of heat exchange tube is less than the inboard installation length of installation shell, leaves safe distance between the impeller outer end of explosion-proof fan and the heat exchange tube, ensures the stability of complex between the structure.
Preferably, the surface of the heat exchange tube is uniformly provided with transverse grooves, so that the heat exchange contact area between high-temperature air flow in the installation shell and the heat exchange tube is effectively increased.
Preferably, the maximum external diameter of spacing collar is greater than the minimum internal diameter of screw thread spacing ring, and the maximum internal diameter of screw thread spacing ring is greater than the maximum external diameter of spacing collar, and the inboard screw thread length of screw thread spacing ring is less than the flexible length of activity that runs through pipe ladder portion for the screw thread spacing ring can move about at the ladder pipe portion that runs through the pipe, and the threaded engagement and the breaking away from of guarantee screw thread spacing ring and joint.
Preferably, a heat exchange distance is reserved between the heat exchange tube and the inner side wall of the installation shell, and the heat exchange contact area between high-temperature gas circulating on the inner side of the installation shell and the heat exchange tube is increased.
(III) advantageous effects
The utility model provides a cooling body for explosion-proof fan. The method has the following beneficial effects:
(1) this cooling body for explosion-proof fan carries out the heat exchange through the high temperature air current that sets up circulation in a plurality of heat exchange tubes and the installation shell, is different from the tradition and increases the radiating mode of fin, has increased the inside heat transfer area of contact of installation shell, has accelerated the cooling rate of high temperature air current greatly.
(2) This cooling body for explosion-proof fan mutually supports through setting up airtight packing ring and stop nut, and when running through the corresponding through hole of pipe interlude, airtight packing ring seals the inner port of through hole, and stop nut seals spacingly to running through the pipe through the external screw thread section thread engagement who runs through the pipe to effectual corresponding running through the pipe seals and fixes a position, the location nature of guarantee heat exchange tube location, thereby guarantee the stability of complex between each structure of this scheme.
(3) This cooling body for explosion-proof fan mutually supports through setting up spacing collar, screw thread spacing ring and joint, and the spacing collar carries on spacingly to the screw thread spacing ring, avoids the excessive displacement of screw thread spacing ring, screw thread spacing ring and joint threaded connection for corresponding leading-in annular pipe or the coolant liquid of deriving in the annular pipe and heat exchange tube communicate each other through running through the pipe, guarantee this scheme stability of complex between each mechanism.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged schematic view of a structure in fig. 1.
In the figure: the heat exchange tube comprises an installation shell 1, an explosion-proof fan 2, a heat exchange tube 3, a penetrating tube 4, a sealing washer 5, a limiting nut 6, a guiding annular tube 7, a guiding annular tube 8, a guiding annular tube 9, a joint 10, a limiting ring 11, a threaded limiting ring 12, a penetrating hole 12 and a transverse strip groove 13.
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.
As shown in fig. 1-2, the utility model provides a technical solution: a cooling mechanism for an explosion-proof fan comprises an installation shell 1 and the explosion-proof fan 2, wherein the explosion-proof fan 2 is fixedly installed on the inner side of the installation shell 1 through an installation rack, the inner side ring of the installation shell 1 takes the explosion-proof fan 2 as a central annular array, namely, a heat exchange tube 3 is arranged, the length of the heat exchange tube 3 is smaller than the installation length of the inner side of the installation shell 1, a safety distance is reserved between the outer end of an impeller of the explosion-proof fan 2 and the heat exchange tube 3, the stability of the fit between structures is guaranteed, transverse grooves 13 are uniformly formed in the surface of the heat exchange tube 3, the heat exchange contact area between high-temperature air flow in the installation shell 1 and the heat exchange tube 3 is effectively increased, two ends of the heat exchange tube 3 are closed ends, a penetrating tube 4 is arranged on the side surfaces of two ends of the heat exchange tube 3, a penetrating tube 12 matched with the penetrating tube 4 is formed in the annular side surface of the installation shell 1, the penetrating tube 4 extends to the outer side of the installation shell 1 through the corresponding penetrating tube 12 and is in threaded connection with a limiting nut 6, the outer diameter of the stepped pipe part of the through pipe 4 is reduced, the large-outer-diameter tubular part of the through pipe 4 extending to the outer side part of the installation shell 1 is provided with an external thread, the limiting nut 6 is in threaded connection with the external thread part of the through pipe 4, the end surface of the limiting nut 6 is in sealing contact fit with the outer surface of the installation shell 1, the fit relation between the through pipe 4 and the inner side wall of the corresponding through hole 12 is in transition fit, a heat exchange distance is reserved between the heat exchange pipe 3 and the inner side wall of the installation shell 1, the heat exchange contact area between high-temperature gas circulating inside the installation shell 1 and the heat exchange pipe 3 is increased, a sealing gasket 5 is fixedly inserted into the through pipe 4 at the inner side part of the installation shell 1, the outer side of the installation shell 1 is provided with a leading-in annular pipe 7 and a leading-out annular pipe 8, the leading-in annular pipe 7 and the leading-out annular pipe 8 are respectively used for supplying and recovering cooling liquid, the inner sides of the leading-in annular pipe 7 and the leading-out annular pipe 8 are respectively provided with a joint 9 matched with the port of the through pipe 4 in an annular array, the sealing gasket 5 is contacted and attached with the inner side wall of the installation shell 1, the sealing gasket 5, the through pipe 4, the limiting nut 6 and the joints 9 are arranged in a one-to-one correspondence manner, the heat exchange pipe 3 is ensured to be communicated with the leading-in annular pipe 7 and the leading-out annular pipe 8 in a sealing manner through the through pipe 4, one end of the through pipe 4 far away from the corresponding heat exchange pipe 3 is in a stepped pipe shape, the stepped pipe part of the through pipe 4 is welded with a limiting ring 10, the stepped pipe part of the through pipe 4 is movably inserted with a thread limiting ring 11 matched with the joint 9, the thread limiting ring 11 is in threaded connection with the end part of the joint 9, the maximum outer diameter of the limiting ring 10 is larger than the minimum inner diameter of the thread limiting ring 11, the maximum inner diameter of the thread limiting ring 11 is larger than the maximum outer diameter of the limiting ring 10, the inboard thread length of screw thread spacing ring 11 is less than the flexible length of activity that runs through 4 ladder sections of pipe for screw thread spacing ring 11 can move about in the ladder section that runs through 4 ladder sections of pipe, and the threaded engagement of guarantee screw thread spacing ring 11 and joint 9 breaks away from.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
The working principle is as follows: when the device is installed, the leading-in annular pipe 7 and the leading-out annular pipe 8 are respectively externally connected with a cooling liquid leading-in device and a cooling liquid recovery device, the sealing gasket 5 seals an inner port of the through hole 12, the limiting nut 6 seals and limits the through pipe 4 through the thread meshing of the external thread section of the through pipe 4, low-temperature cooling liquid led in by the leading-in annular pipe 7 exchanges heat in the leading-in heat exchange pipe 3 through the through pipe 4, the leading-out annular pipe 8 discharges heat-absorbing and temperature-rising cooling liquid through the corresponding through pipe 4, and therefore the purpose of absorbing and cooling heat accumulated by high-temperature air flow on the inner side of the installation shell 1 is achieved.
The utility model discloses a control mode comes automatic control through the controller, and the control circuit of controller can realize through the simple programming of technical staff in this field, and the supply also belongs to the common general knowledge in this field, and the utility model discloses mainly used protects mechanical device, so the utility model discloses no longer explain control mode and circuit connection in detail.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
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 (7)
1. The utility model provides an explosion-proof cooling body for fan, is including installation shell and explosion-proof fan, its characterized in that: the anti-explosion fan is fixedly arranged on the inner side of the mounting shell through a mounting rack, the inner side ring of the mounting shell takes the anti-explosion fan as a central annular array, namely, the anti-explosion fan is provided with a heat exchange tube, two ends of the heat exchange tube are closed ends, the side surfaces of two ends of the heat exchange tube are both provided with a through tube, the annular side surface of the mounting shell is provided with a through hole matched with the through tube, the through tube extends to the outer side of the mounting shell through the corresponding through hole and is in threaded connection with a limit nut, the through tube is fixedly inserted with a sealing washer on the inner side part of the mounting shell, the outer side of the mounting shell is provided with a leading-in annular tube and a leading-out annular tube, the inner sides of the leading-in annular tube and the leading-out annular tube are both in annular array and are provided with joints matched with the port of the through tube, one end of the through tube far away from the corresponding heat exchange tube is in a stepped tube shape, the stepped tube part of the through tube is welded with a limit ring, the stepped tube part of the through tube is movably inserted with a threaded limit ring matched with the joints, the threaded limiting ring is in threaded connection with the end part of the joint.
2. The cooling mechanism for the explosion-proof fan as claimed in claim 1, wherein: the outer diameter of the stepped pipe part of the through pipe is reduced, the through pipe extends to the large-outer-diameter tubular part of the outer side part of the installation shell, an external thread is arranged on the large-outer-diameter tubular part of the outer side part of the installation shell, the limiting nut is in threaded connection with the external thread part of the through pipe, the end face of the limiting nut is in sealing contact with the outer surface of the installation shell, and the matching relation between the through pipe and the inner side wall of the corresponding through hole is in transition matching.
3. The cooling mechanism for the explosion-proof fan as claimed in claim 1, wherein: the sealing washer is in contact fit with the inner side wall of the installation shell, and the sealing washer, the through pipe, the limiting nut and the joint are arranged in a one-to-one correspondence mode.
4. The cooling mechanism for the explosion-proof fan as claimed in claim 1, wherein: the length of the heat exchange tube is smaller than the installation length of the inner side of the installation shell, and a safety distance is reserved between the outer end of the impeller of the explosion-proof fan and the heat exchange tube.
5. The cooling mechanism for the explosion-proof fan as claimed in claim 1, wherein: and transverse grooves are uniformly formed in the surface of the heat exchange tube.
6. The cooling mechanism for the explosion-proof fan as claimed in claim 1, wherein: the maximum outer diameter of the limiting ring is larger than the minimum inner diameter of the threaded limiting ring, the maximum inner diameter of the threaded limiting ring is larger than the maximum outer diameter of the limiting ring, and the length of the threads on the inner side of the threaded limiting ring is smaller than the movable telescopic length of the stepped portion of the through pipe.
7. The cooling mechanism for the explosion-proof fan as claimed in claim 1, wherein: and a heat exchange distance is reserved between the heat exchange tube and the inner side wall of the mounting shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120743338.1U CN214742359U (en) | 2021-04-12 | 2021-04-12 | Cooling mechanism for explosion-proof fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120743338.1U CN214742359U (en) | 2021-04-12 | 2021-04-12 | Cooling mechanism for explosion-proof fan |
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| Publication Number | Publication Date |
|---|---|
| CN214742359U true CN214742359U (en) | 2021-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120743338.1U Active CN214742359U (en) | 2021-04-12 | 2021-04-12 | Cooling mechanism for explosion-proof fan |
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| Country | Link |
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| CN (1) | CN214742359U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114688048A (en) * | 2022-03-30 | 2022-07-01 | 春意环境科技有限公司 | Stainless steel explosion-proof axial flow blower |
-
2021
- 2021-04-12 CN CN202120743338.1U patent/CN214742359U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114688048A (en) * | 2022-03-30 | 2022-07-01 | 春意环境科技有限公司 | Stainless steel explosion-proof axial flow blower |
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