CN210050100U

CN210050100U - Fan and air pipe connecting structure

Info

Publication number: CN210050100U
Application number: CN201920613603.7U
Authority: CN
Inventors: 王雪文
Original assignee: Shenzhen Zhonggang Construction Engineering Co Ltd
Current assignee: Shenzhen Zhonggang Construction Engineering Co Ltd
Priority date: 2019-04-27
Filing date: 2019-04-27
Publication date: 2020-02-11
Anticipated expiration: 2029-04-27

Abstract

The utility model relates to a fan and tuber pipe connection structure belongs to pipeline installation's technical field, and it includes the fan body, and the one end of fan body is the exhaust pipe, and the outer wall cover of exhaust pipe is equipped with the blast pipe, and the outer wall of exhaust pipe is provided with the external screw thread, and the inner wall of blast pipe is provided with the internal thread of looks adaptation, first draw-in groove has been seted up to the outer wall of exhaust pipe, and the second draw-in groove has been seted up to the outer wall of blast pipe, is provided with the spacing ring between first draw-in groove and the second draw-in groove, and fixed connection can be dismantled with exhaust pipe, blast pipe respectively to the spacing ring, and the spacing ring includes snap ring and lower snap ring, goes up the snap ring and articulates. The utility model discloses have the effect that improves the steadiness that tuber pipe and fan are connected.

Description

Fan and air pipe connecting structure

Technical Field

The utility model belongs to the technical field of the technique of piping erection and specifically relates to a fan and tuber pipe connection structure are related to.

Background

The fan is a machine which increases the gas pressure and discharges gas by means of the input mechanical energy, and is widely applied to ventilation, dust exhaust and cooling of factories, mines, tunnels, vehicles and buildings.

The fan is in the use, will connect the tuber pipe usually, and the air outlet of tuber pipe and fan relies on the mode that internal thread and external screw thread screwed usually to fix among the prior art, however, only through this kind of connected mode, after long-term the use, the phenomenon that drops is sent out with the air outlet to the tuber pipe probably, consequently, needs adopt the connected mode of more fastening to be connected firmly tuber pipe and the air outlet of fan.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a more firm fan and tuber pipe connection structure.

The above object of the present invention can be achieved by the following technical solutions:

fan and tuber pipe connection structure, including the fan body, the one end of fan body is the exhaust pipe, and the outer wall cover of exhaust pipe is equipped with the blast pipe, and the outer wall of exhaust pipe is provided with the external screw thread, and the inner wall of blast pipe is provided with the internal thread of looks adaptation, first draw-in groove has been seted up to the outer wall of exhaust pipe, and the second draw-in groove has been seted up to the outer wall of blast pipe, is provided with the spacing ring between first draw-in groove and the second draw-in groove, and fixed connection can be dismantled with exhaust pipe, blast pipe respectively to the spacing ring, and the spacing ring includes snap ring and lower snap ring, goes up the snap ring and articulates with lower snap ring.

Through adopting above-mentioned technical scheme, at first screw the one end and the exhaust pipe of blast pipe, then inlay in first draw-in groove with last snap ring and one end card of snap ring down, the other end card inlays in the second draw-in groove, then fix first snap ring and second snap ring through locking bolt, at this moment, the blast pipe then can not remove at will along its axis direction, the setting of spacing ring can reduce the possibility that takes place to drop between blast pipe and the exhaust pipe, improve the steadiness that blast pipe and air distribution pipe are connected.

The utility model discloses further set up to: the locking piece comprises a locking bolt, and the locking bolt penetrates through the upper clamping ring and is connected with the end of the upper clamping ring in a threaded mode and the lower clamping ring in a threaded mode.

By adopting the technical scheme, the lower clamping ring and the upper clamping ring can be fixed on the outer walls of the air supply pipe and the exhaust pipe by screwing the locking bolt and connecting the end head of the locking bolt with the lower clamping ring through threads; the locking bolt is unscrewed, and the end head of the locking bolt is separated from the lower clamping ring, so that the fixation of the lower clamping ring and the upper clamping ring can be released; the locking bolt is simple in structure and principle and convenient to operate and use.

The utility model discloses further set up to: the detachable fixed connection is a bolt connection.

Through adopting above-mentioned technical scheme, the connected mode of bolt is more firm, and the structure and the principle of bolt are simple, convenient to use and installation.

The utility model discloses further set up to: and stepped sealing rings are arranged between the limiting ring and the outer walls of the air supply pipe and the exhaust pipe, and are tightly attached to the outer walls of the air supply pipe and the exhaust pipe.

Through adopting above-mentioned technical scheme, the setting of sealing washer can reduce the air current by the air supply pipe and the exhaust pipe between the possibility that spills, improves the leakproofness between air supply pipe and the exhaust pipe, improves blowing or the effect of induced drafting of fan.

The utility model discloses further set up to: and the limiting ring is provided with a reinforcing bolt, and the reinforcing bolt sequentially penetrates through the limiting ring and the air supply pipe and is connected with the outer wall of the exhaust pipe through threads at the end head.

Through adopting above-mentioned technical scheme, the reinforcing bolt is connected with spacing ring, blast pipe, exhaust pipe respectively to link spacing ring, blast pipe, exhaust pipe as an organic whole, reduce the removal on the horizontal direction each other, further improve the stability of blast pipe and exhaust pipe.

The utility model discloses further set up to: a support column is arranged between the lower clamping ring and the ground, and a heightening component is arranged between the support column and the lower clamping ring.

By adopting the technical scheme, when the limiting ring is required to be clamped and embedded in the first clamping groove and the second clamping groove, the height of the lower clamping ring can be reduced through the height-adjusting assembly until the lower clamping ring is positioned below the exhaust pipe, and then the limiting ring is clamped and embedded in the first clamping groove and the second clamping groove, so that the clamping ring is not required to be lifted by hands in the process of installing the limiting ring, the labor intensity of workers is reduced, and the convenience in installing the limiting ring is improved; secondly, the setting of support post can be used to support blast pipe and exhaust pipe, reduces the exhaust pipe and takes place the possibility of rocking, improves the stability of exhaust pipe and blast pipe.

The utility model discloses further set up to: heightening the subassembly and including the heightening post of being connected with lower snap ring, heightening the inside that the support column was worn to locate by the bottom of post, heightening the outer wall cover of post and establishing and threaded connection has the lantern ring, the lantern ring rotates with the support column to be connected.

Through adopting above-mentioned technical scheme, rotate the lantern ring, can drive and transfer the pole upwards or move down to adjust the height of snap ring down, the structure and the principle of the lantern ring and transferring the pole are simple, convenient to use.

The utility model discloses further set up to: and a damping device is arranged between the lower clamping ring and the supporting column.

Through adopting above-mentioned technical scheme, when the blast pipe takes place to rock with the exhaust pipe, the spacing ring also will take place rocking of same frequency, and at this moment, damping device can slow down the impact force that the snap ring received down to the impact force that receives when the blast pipe takes place to rock with the exhaust pipe slows down.

The utility model discloses further set up to: damping device include with lower snap ring fixed connection's shock attenuation post, offer the spout that is used for the inlay card shock attenuation post on the support column, be provided with damping spring in the spout, damping spring and shock attenuation post connection.

Through adopting above-mentioned technical scheme, when the exhaust pipe takes place to rock with the blast pipe, the shock attenuation post reciprocates along vertical direction, and damping spring then is compression or extension form, and damping spring's setting can slow down the impact force that the snap ring received to slow down the impact force that exhaust pipe and blast pipe received.

To sum up, the utility model discloses a beneficial technological effect does:

1. the limiting ring is arranged to ensure that the air supply pipe cannot move randomly along the axis direction of the air supply pipe, so that the possibility of falling between the air supply pipe and the exhaust pipe is reduced, and the connection stability of the air supply pipe and the air distribution pipe is improved;

2. the arrangement of the reinforcing bolt can reduce the movement of the limiting ring, the air supply pipe and the exhaust pipe in the horizontal direction, and further improve the stability of the air supply pipe and the exhaust pipe;

3. the damping device can reduce the impact force on the lower clamping ring, so that the impact force on the blast pipe and the exhaust pipe when the blast pipe and the exhaust pipe shake is reduced.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the structure of the present invention in partial section;

fig. 3 is a schematic view of the sectional structure of the height-adjusting assembly and the damping device of the present invention.

In the figure, 1, a fan body; 11. an exhaust duct; 111. a first card slot; 2. an air supply pipe; 21. a second card slot; 3. a limiting ring; 31. a snap ring is arranged; 311. locking the bolt; 312. reinforcing the bolt; 32. a lower snap ring; 321. a support pillar; 3211. a damping groove; 4. a seal ring; 5. a height adjustment component; 51. a height adjusting rod; 52. a collar; 521. a handle; 6. a damping device; 61. a shock-absorbing post; 62. a damping spring; 7. and (4) the ground.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a fan and tuber pipe connection structure, including fan body 1, fan body 1's one end is exhaust pipe 11, and the outer wall cover of exhaust pipe 11 one end is equipped with blast pipe 2, and first draw-in groove 111 has been seted up to exhaust pipe 11's outer wall, and second draw-in groove 21 has been seted up to blast pipe 2's outer wall, is provided with spacing ring 3 in first draw-in groove 111 and the second draw-in groove 21, is provided with between spacing ring 3 and the ground 7 and increases subassembly 5 and damping device 6.

The outer wall of exhaust pipe 11 is provided with the external screw thread, and the inner wall of blast pipe 2 is provided with the internal thread, is threaded connection between the outer wall of blast pipe 11 and the inner wall of blast pipe 2. The outer wall of exhaust pipe 11 has seted up annular first draw-in groove 111, and the outer wall of blast pipe 2 has seted up annular second draw-in groove 21, is provided with spacing ring 3 between first draw-in groove 111 and the second draw-in groove 21.

Referring to fig. 1, the retainer ring 3 includes an upper snap ring 31 and a lower snap ring 32. Go up snap ring 31 and snap ring 32 down for articulated connection, the articulated shaft is located the horizontal plane, goes up snap ring 31 and snap ring 32 down and is the annular structure. A locking bolt 311 is arranged between the upper snap ring 31 and the lower snap ring 32. The locking bolt 311 penetrates through the upper clamping ring 31, and the end of the locking bolt is in threaded connection with the lower clamping ring 32. So that the exhaust duct 11 and the blower duct 2 are wrapped by the upper and lower snap rings 31 and 32.

Referring to fig. 2, one end of the ring is inserted into the first slot 111, and the other end is inserted into the second slot 21. The spacing ring 3 is detachably and fixedly connected with the air supply pipe 2 and the exhaust pipe 11 through bolts. An annular sealing ring 4 is arranged between the inner wall of the limiting ring 3 and the connection part of the air supply pipe 2 and the exhaust pipe 11, and the sealing ring 4 is made of rubber. The sealing ring 4 can improve the sealing performance between the air supply pipe 2 and the exhaust pipe 11, thereby improving the blowing or air suction effect of the fan.

Referring to fig. 2, a reinforcing bolt 312 is disposed at the top end of the upper snap ring 31, the reinforcing bolt 312 sequentially penetrates through the upper snap ring 31, the sealing ring 4 and the air supply pipe 2 from top to bottom, and the end of the reinforcing bolt is in threaded connection with the outer wall of the exhaust pipe 11, so that displacement of the exhaust pipe 11 and the air supply pipe 2 is limited in the horizontal direction, the possibility of falling off of the exhaust pipe 11 and the air supply pipe 2 is reduced, and the connection stability of the exhaust pipe 11 and the air supply pipe 2 is improved.

Referring back to fig. 1, a supporting pillar 321 is disposed below the lower snap ring 32, the supporting pillar 321 stands on the ground 7, and referring to fig. 3, an elevation component 5 and a damping device 6 are disposed between the supporting pillar 321 and the lower snap ring 32. Heightening assembly 5 comprises heightening rod 51 and lantern ring 52, heightening rod 51 is vertical, the top end is fixedly connected with the bottom end of lower snap ring 32, and the bottom end is arranged in the supporting column 321 in a penetrating manner. The collar 52 is sleeved on the outer wall of the supporting column 321, and the bottom end of the collar is rotatably connected to the top end of the supporting column 321.

The outer wall of the collar 52 is provided with a handle 521. The handle 521 increases the force point between the human hand and the collar 52, facilitating the rotation of the collar 52 by the worker. When the height of the lower snap ring 32 needs to be adjusted, the lantern ring 52 can be rotated to drive the heightening rod 51 to move up and down along the vertical direction, so that the position height of the lower snap ring 32 can be adjusted.

Referring to fig. 3, the damper device 6 includes a damper post 61 and a damper spring 62. Shock attenuation post 61 is located between snap ring 32 and support column 321 down, and the top is connected with the bottom fixed of snap ring 32 down. Shock attenuation groove 3211 has been seted up on the top of support column 321, and damping spring 62 is located shock attenuation groove 3211, bottom and shock attenuation groove 3211's bottom inner wall fixed connection, the bottom fixed connection of top and shock attenuation post 61. The outer wall of the bottom end of the shock absorption column 61 is connected with the inner wall of the shock absorption groove 3211 in a sliding manner.

When blast pipe 2 and exhaust pipe 11 take place the vibration, shock attenuation post 61 will slide from top to bottom along the inner wall of shock attenuation groove 3211, and damping spring 62 then is the compression or extends the form to with the just waking vibrations that blast pipe 2 and exhaust pipe 11 received change elastic vibration into, the impact force that receives when slowing down blast pipe 2 and exhaust pipe 11 and taking place the vibration, be convenient for protect the integrity of blast pipe 2 and exhaust pipe 11.

The implementation principle of the embodiment is as follows:

when the exhaust pipe 11 is required to be connected with the blast pipe 2, the ends of the blast pipe 2 and the exhaust pipe 11 are screwed, then the lower snap ring 32 is adjusted to a proper position height through the height-adjusting component 5, so that one end of the lower snap ring 32 is clamped and embedded in the first clamping groove 111, the other end of the lower snap ring 32 is clamped and embedded in the second clamping groove 21, the upper snap ring 31 covers the surface of the blast pipe 2, the upper snap ring 31 and the lower snap ring 32 are fixed through the locking bolt 311, the reinforcing bolt 312 sequentially penetrates through the upper snap ring 31 and the blast pipe 2, and the end is in threaded connection with the outer wall of the exhaust pipe 11, so that the installation can be completed; the arrangement of the limiting ring 3 and the reinforcing bolt 312 can reduce the possibility of falling between the air supply pipe 2 and the exhaust pipe 11, and improve the connection stability of the air supply pipe 2 and the air distribution pipe.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. Fan and tuber pipe connection structure, including fan body (1), the one end of fan body (1) is exhaust pipe (11), and the outer wall cover of exhaust pipe (11) is equipped with blast pipe (2), and the outer wall of exhaust pipe (11) is provided with the external screw thread, and the inner wall of blast pipe (2) is provided with the internal thread of looks adaptation, its characterized in that: first draw-in groove (111) have been seted up to the outer wall of exhaust pipe (11), second draw-in groove (21) have been seted up to the outer wall of blast pipe (2), be provided with spacing ring (3) between first draw-in groove (111) and second draw-in groove (21), spacing ring (3) respectively with exhaust pipe (11), fixed connection can be dismantled to blast pipe (2), spacing ring (3) include snap ring (31) and lower snap ring (32), it is articulated with lower snap ring (32) to go up snap ring (31), the articulated shaft is located the horizontal plane, go up and be provided with the retaining member between snap ring (31) and lower snap ring (32).

2. The blower and air duct connecting structure according to claim 1, wherein: the locking piece comprises a locking bolt (311), wherein the locking bolt (311) penetrates through the upper clamping ring (31) and the end head of the locking bolt is in threaded connection with the lower clamping ring (32).

3. The blower and air duct connecting structure according to claim 1, wherein: the detachable fixed connection is a bolt connection.

4. The blower and air duct connecting structure according to claim 1, wherein: stepped sealing rings (4) are arranged between the limiting ring (3) and the outer walls of the air supply pipe (2) and the exhaust pipe (11), and the sealing rings (4) are tightly attached to the outer walls of the air supply pipe (2) and the exhaust pipe (11).

5. The blower and air duct connecting structure according to claim 1, wherein: the exhaust fan is characterized in that a reinforcing bolt (312) is arranged on the limiting ring (3), and the reinforcing bolt (312) sequentially penetrates through the limiting ring (3), the air supply pipe (2) and the end head of the reinforcing bolt is in threaded connection with the outer wall of the exhaust pipe (11).

6. The blower and air duct connecting structure according to claim 1, wherein: be provided with support column (321) between snap ring (32) and ground (7) down, be provided with between support column (321) and snap ring (32) down and increase subassembly (5).

7. The blower and air duct connecting structure according to claim 6, wherein: heightening subassembly (5) include the accent post of being connected with lower snap ring (32), and the bottom of heightening post is worn to locate the inside of support column (321), and the outer wall cover of heightening post is established and threaded connection has lantern ring (52), and lantern ring (52) rotate with support column (321) and are connected.

8. The blower and air duct connecting structure according to claim 7, wherein: and a damping device (6) is arranged between the lower snap ring (32) and the support column (321).

9. The blower and air duct connecting structure according to claim 8, wherein: damping device (6) including with lower snap ring (32) fixed connection's shock attenuation post (61), offer the spout that is used for inlay card shock attenuation post (61) on support column (321), be provided with damping spring (62) in the spout, damping spring (62) are connected with shock attenuation post (61).