CN113077774A

CN113077774A - Electric hair drier silencer for eliminating electric hair drier noise

Info

Publication number: CN113077774A
Application number: CN202110255951.3A
Authority: CN
Inventors: 逄春泉
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-09
Filing date: 2021-03-09
Publication date: 2021-07-06

Abstract

The invention relates to the technical field of silencers, in particular to a hair dryer silencer for eliminating hair dryer noise, which comprises a device main body, wherein the device main body comprises a silencer main box body and a fan main body, a connecting base is fixedly arranged at the bottom end of the fan main body, and an air inlet is formed in one side of the fan main body. According to the invention, the anti-reflux mechanism is arranged, the moving stability of the rain-proof cap is improved by the second support rod and the first support rod, the second inserted rod is clamped into the limiting hole, the handle is prevented from being deviated due to inertia, the fixing stability is improved, the smooth discharge of gas can be ensured, foreign rainwater is prevented from entering the interior of the silencing pipe barrel under the condition of no work, the rainwater is effectively prevented from flowing back to the interior of the fan main body, the materials such as silencing tiles and honeycomb silencing circular plates in the silencer are prevented from being corroded while the fan main body is protected, and the service life of the silencing pipe barrel is prolonged.

Description

Electric hair drier silencer for eliminating electric hair drier noise

Technical Field

The invention relates to the technical field of silencers, in particular to a hair dryer silencer for eliminating hair dryer noise.

Background

The fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. Gas compression and gas delivery machines are machines that convert rotational mechanical energy into gas pressure energy and kinetic energy and deliver the gas out. The main structural components of the fan are an impeller, a shell, an air inlet, a bracket, a motor, a belt pulley, a coupling, a silencer, a transmission part (a bearing) and the like. The unpowered ventilator utilizes natural wind force and air heat convection caused by indoor and outdoor temperature difference to drive the turbine to rotate, so that the hot air which is not fresh in the room is discharged by utilizing centrifugal force and negative pressure effect.

The silencer is used for the airflow pipeline with noise transmission, and can attenuate or reflect the noise in the pipeline by using noise reduction devices such as pipelines and elbows with sound absorption linings or pipelines with suddenly changed sectional areas and other discontinuous acoustic impedances. The former is called resistive muffler and the latter is called reactive muffler, and there is also damping of the impedance composite.

However, the existing silencer of the hair dryer is generally fixed above the air outlet, and the silencer is kept in an open state due to the fact that the auxiliary fan is used for exhausting air, so that some foreign matters and rainwater cannot be prevented from entering, the rainwater foreign matters possibly enter the inside of the fan through the silencer, the motor is easily damaged, the rainwater can corrode materials such as a silencing plate in the silencer due to countercurrent, the service life of the silencer is shortened, and the use place of the silencer is limited.

Disclosure of Invention

The invention aims to provide a hair dryer silencer for eliminating hair dryer noise, which solves the problems that the existing hair dryer silencer in the background technology is generally fixed above an air outlet, the silencer is kept in an open state because an auxiliary fan is used for exhausting air, so that some foreign matters and rainwater cannot be blocked, the rainwater foreign matters can enter the fan through the silencer, the motor is easy to damage, the rainwater reverse flow can corrode materials such as a silencing plate in the silencer, the service life of the silencer is shortened, and the use place of the silencer is limited.

In order to achieve the purpose, the invention provides the following technical scheme: a hair dryer silencer for eliminating noise of a hair dryer comprises a device main body, wherein the device main body comprises a silencer main box body and a fan main body, a connecting base is fixedly installed at the bottom end of the fan main body, an air inlet is formed in one side of the fan main body, an exhaust pipe is fixedly installed at the top end of the connecting base, a sound insulation plate is hinged to one side of the silencer main box body, an air inlet pipe is welded and inserted into one side of the silencer main box body, a sound absorption plate is adhered and installed inside the air inlet pipe, sound absorption holes are uniformly formed in the sound absorption plate, a sound attenuation pipe barrel is welded and inserted into the top end of the silencer main box body, silencing cotton is embedded and installed inside the silencer main box body, an adjusting mechanism is fixedly installed at the bottom end of the sound attenuation pipe barrel, anti-reflux mechanisms are fixedly installed on two sides of the, the honeycomb silencing circular plate is uniformly provided with round holes inside, the anti-reflux mechanism comprises a first fixed plate, a connecting rod, a first supporting rod and a rectangular empty box, the top end of the first fixed plate is fixedly provided with the first supporting rod, the inside of the first supporting rod is inserted with a second supporting rod in a sliding manner, the inside of the rectangular empty box is fixedly provided with an embedded sliding rail, the inside of the embedded sliding rail is slidably provided with a first sliding block, one side of the first sliding block is fixedly provided with a sawtooth plate, the top ends of the second supporting rod and the sawtooth plate are fixedly provided with a rain-proof cap, the inside of the rectangular empty box is rotatably provided with the connecting rod, the surface of the connecting rod is fixedly provided with a first gear and a second gear, one side of the sawtooth plate is mutually meshed with one side of the first gear, the inside of the rectangular empty box is rotatably provided with a rotating rod, and the surface, one side of the third gear is meshed with one side of the second gear, a handle is fixedly mounted on one side of the rotating rod, a limiting hole is uniformly formed in the surface of the rotating rod, a second fixing plate is fixedly mounted on one side of the rectangular empty box, a second inserting rod is inserted into the top end thread of the second fixing plate, the bottom end of the second inserting rod is inserted into the limiting hole, one side of the rectangular empty box is fixedly connected with one side of the silencing pipe barrel, one side of the first fixing plate is fixedly connected with one side of the silencing pipe barrel, the adjusting mechanism comprises an elastic sheet, a fixing pipe and a sliding groove, the sliding groove is formed in the fixing pipe, a telescopic extension pipe is slidably mounted in the fixing pipe, two sliders are fixedly mounted on two sides of the telescopic extension pipe, and one side, away from each other, of the two sliders is slidably mounted in the sliding groove, the bottom fixed mounting of one side of flexible extension pipe has No. two rectangular blocks, No. two rectangular blocks's inside is inserted the gag lever post, the outside of gag lever post runs through the inside of No. two rectangular blocks and a rectangular block, one side of fixed pipe and one side fixed connection of noise elimination bobbin.

Preferably, a rectangular sliding rail is fixedly mounted inside the main box body of the muffler, and the bottom end of the connecting base slides inside the rectangular sliding rail.

Preferably, an inserting rod is inserted into the sound insulation board, a limiting block is fixedly mounted on the surface of the inserting rod, and a thread block is fixedly mounted on one side of the connecting base.

Preferably, a thread line is arranged on one side of the first inserted bar, and one end of the first inserted bar is installed inside the thread block in a threaded mode.

Preferably, the silencing tiles are uniformly arranged in the silencing pipe barrel and are crosswise arranged in the silencing pipe barrel.

Preferably, the bottom fixed mounting of flexible extension pipe has seal ring, ring groove is gone into to one side card of seal ring, ring groove sets up in the inside of exhaust pipe.

Preferably, the bottom fixed mounting of flexible extension pipe one side has the magnetic sheet, one side adsorption of magnetic sheet installs the iron plate, one side and one side fixed connection of exhaust pipe of iron plate and a rectangular block.

Preferably, the dead slot has been seted up to the inside of gag lever post, the inside fixed mounting of dead slot has the turning block, the inside rotation of turning block installs the flexure strip, one side fixed mounting of flexure strip has the fixture block, one side of fixture block is the inclined plane.

Compared with the prior art, the invention has the beneficial effects that:

1. through being provided with anti-current mechanism, bracing piece and bracing piece increase the stability that rain-proof cap removed No. two, go into the inside in spacing hole with No. two inserted bar cards, prevent that the handle from receiving inertia and taking place the skew, increase fixed stability, can guarantee that gas discharges smoothly, prevent under the inoperative condition, the foreign matter rainwater enters into the inside of noise elimination bobbin, effectual prevention rainwater is to the inside of fan main part against the current, also prevent to corrode materials such as the inside amortization tile of muffler and honeycomb amortization plectane when protecting the fan main part, increase the life of noise elimination bobbin.

2. Through being provided with adjustment mechanism, increase the leakproofness that flexible extension pipe and exhaust pipe are connected, prevent that gas from running out from the gap, the magnetic sheet adsorbs the iron plate, increases exhaust pipe and flexible extension pipe one side stability, through the length of being connected of adjustment mechanism fine setting and noise elimination bobbin for can both be suitable for to the fan main part of equidimension not, increase the suitability of silencer owner box.

Drawings

FIG. 1 is a schematic sectional elevation view of the structure of the present invention;

FIG. 2 is a schematic structural diagram of the present invention showing a side view of a cross-section of the structure;

FIG. 3 is a schematic structural view of the anti-reflux mechanism of the present invention;

FIG. 4 is a schematic view of the front cross-sectional structure of the rectangular empty box of the present invention;

FIG. 5 is a schematic front sectional view of the adjusting mechanism of the present invention;

fig. 6 is a schematic view of the enlarged structure of a portion of fig. 5 according to the present invention.

In the figure: 100. a device main body; 110. a muffler main box body; 120. a fan main body; 121. an air inlet; 122. an exhaust duct; 123. a connection base; 130. a muffling pipe barrel; 131. a sound-deadening tile; 132. a honeycomb sound attenuation circular plate; 140. an air inlet pipe; 150. a sound-absorbing panel; 151. a sound absorption hole; 160. silencing cotton; 170. a sound insulating board; 180. a first inserted link; 181. a limiting block; 182. a thread block; 190. a rectangular slide rail; 200. an anti-reflux mechanism; 210. a first fixing plate; 211. a first support rod; 212. a second support rod; 213. rain-proof caps; 214. a rectangular empty box; 215. a serrated plate; 216. an embedded slide rail; 217. a first gear; 218. a first sliding block; 219. rotating the rod; 220. a third gear; 221. a limiting hole; 222. a grip; 223. a second inserted link; 224. a second fixing plate; 225. a second gear; 226. a connecting rod; 300. an adjustment mechanism; 310. an elastic sheet; 311. a fixed tube; 312. a chute; 313. a second sliding block; 314. a telescopic extension tube; 315. a first rectangular block; 316. a limiting rod; 317. a second rectangular block; 318. a sealing gasket; 319. an annular groove; 320. an iron block; 321. a magnetic sheet; 322. rotating the block; 323. a clamping block; 324. and (4) emptying the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, an embodiment of the present invention is shown:

a hair dryer silencer for eliminating noise of a hair dryer comprises a device main body 100, the device main body 100 comprises a silencer main box body 110 and a fan main body 120, a connecting base 123 is fixedly installed at the bottom end of the fan main body 120, an air inlet 121 is formed in one side of the fan main body 120, an exhaust pipe 122 is fixedly installed at the top end of the connecting base 123, a sound insulation plate 170 is hinged to one side of the silencer main box body 110, an air inlet pipe 140 is welded and inserted into one side of the silencer main box body 110, a silencing plate 150 is adhered and installed inside the air inlet pipe 140, sound absorption holes 151 are uniformly formed inside the silencing plate 150, a silencing pipe barrel 130 is welded and inserted into the top end of the silencer main box body 110, silencing cotton 160 is embedded and installed inside the silencer main box body 110, an adjusting mechanism 300 is fixedly installed at the bottom end of the silencing pipe barrel 130, backflow preventing mechanisms 200 are fixedly installed at, the honeycomb sound attenuation circular plate 132 is internally and uniformly provided with circular holes, the backflow prevention mechanism 200 comprises a first fixing plate 210, a connecting rod 226, a first supporting rod 211 and a rectangular empty box 214, the top end of the first fixing plate 210 is fixedly provided with the first supporting rod 211, the inside of the first supporting rod 211 is inserted with a second supporting rod 212 in a sliding manner, the inside of the rectangular empty box 214 is fixedly provided with an embedded sliding rail 216, the inside of the embedded sliding rail 216 is provided with a first sliding block 218 in a sliding manner, one side of the first sliding block 218 is fixedly provided with a sawtooth plate 215, the tops of the second supporting rod 212 and the sawtooth plate 215 are fixedly provided with a rain hat 213, the inside of the rectangular empty box 214 is rotatably provided with the connecting rod 226, the surface of the connecting rod 226 is fixedly provided with a first gear 217 and a second gear 225, one side of the sawtooth plate 215 is mutually engaged with one side of the first gear 217, the inside of the rectangular empty box, one side of the third gear 220 is engaged with one side of the second gear 225, one side of the rotating rod 219 is fixedly provided with a handle 222, the surface of the rotating rod 219 is uniformly provided with a limit hole 221, one side of the rectangular empty box 214 is fixedly provided with a second fixing plate 224, the top end of the second fixing plate 224 is inserted with a second inserted rod 223 in a threaded manner, the bottom end of the second inserted rod 223 is inserted into the limit hole 221, one side of the rectangular empty box 214 is fixedly connected with one side of the silencing pipe barrel 130, one side of the first fixing plate 210 is fixedly connected with one side of the silencing pipe barrel 130, the adjusting mechanism 300 comprises an elastic sheet 310, a fixing pipe 311 and a sliding groove 312, the inside of the fixing pipe 311 is provided with a sliding groove 312, the inside of the fixing pipe 311 is slidably provided with a telescopic extension pipe 314, two sliding blocks 313 are fixedly arranged on two sides of the telescopic extension pipe 314, and one side of the two sliding blocks, a second rectangular block 317 is fixedly installed at the bottom end of one side of the telescopic extension pipe 314, a limiting rod 316 is inserted into the second rectangular block 317, the outer side of the limiting rod 316 penetrates through the interiors of the second rectangular block 317 and the first rectangular block 315, one side of the fixed pipe 311 is fixedly connected with one side of the silencing pipe barrel 130, the telescopic extension pipe 314 moves upwards according to the fan main bodies 120 with different sizes, a second sliding block 313 slides in the sliding groove 312, when the exhaust pipe 122 at the top end of the fan main body 120 moves to the bottom end of the telescopic extension pipe 314, the telescopic extension pipe 314 is loosened, the telescopic extension pipe 314 falls under the gravity, the second sliding block 313 slides downwards in the sliding groove 312 and onto the exhaust pipe 122, the connection length with the silencing pipe barrel 130 can be finely adjusted through an adjusting mechanism 300 according to the size of the fan main body 120, so that the silencer main body 120 with different sizes can be suitable for increasing the applicability of the silencer main box body 110, the exhaust pipe 122 generates huge noise, noise gas enters the interior of the silencing pipe barrel 130 to increase expansion resistance, a honeycomb silencing circular plate 132 absorbs a part of noise, the handle 222 is held, the handle 222 is rotated, the third gear 220 drives the second gear 225 to rotate, the second gear 225 drives the connecting rod 226 to rotate, the first gear 217 also drives the sawtooth plate 215 to move up and down in the embedded sliding rail 216, the back of the sawtooth plate 215 slides in the embedded sliding rail 216 through the first sliding block 218, so that the sawtooth plate 215 can smoothly go up and down, the sawtooth plate 215 is pushed upwards to drive the rain hat 213 to move upwards, the second support rod 212 is pulled out from the interior of the first support rod 211, the second support rod 212 and the first support rod 211 increase the moving stability of the rain hat 213, the second insert rod 223 is clamped in the limiting hole 221, and the handle 222 is prevented from being subjected to inertia deviation, the fixing stability is improved, gas can be smoothly discharged, meanwhile, the handle 222 is reversely rotated to drive the sawtooth plate 215 to move downwards, the rain-proof cap 213 is covered above the silencing pipe barrel 130, foreign rainwater is prevented from entering the silencing pipe barrel 130 under the condition of no work, rainwater is effectively prevented from flowing back to the inside of the fan main body 120, the fan main body 120 is protected, meanwhile, materials such as silencing tiles 131 and honeycomb silencing round plates 132 inside the silencer are prevented from being corroded, and the service life of the silencing pipe barrel 130 is prolonged.

Further, a rectangular slide rail 190 is fixedly installed inside the main muffler box 110, the bottom end of the connection base 123 slides inside the rectangular slide rail 190, the baffle 170 is opened, and the fan main body 120 slides inside the rectangular slide rail 190 through the connection base 123, so that the fan main body 120 can be conveniently moved inside the main muffler box 110.

Further, a first insertion rod 180 is inserted into the sound insulation board 170, a limiting block 181 is fixedly mounted on the surface of the first insertion rod 180, a threaded block 182 is fixedly mounted on one side of the connection base 123, the first insertion rod 180 can facilitate the fan main body 120 to be pulled out of the interior of the muffler main box body 110, and the limiting block 181 can prevent the first insertion rod 180 from being pulled out of the interior of the sound insulation board 170.

Further, a thread line is arranged on one side of the first inserting rod 180, one end of the first inserting rod 180 is installed inside the thread block 182 in a threaded mode, the sound insulation plate 170 is closed, the first inserting rod 180 is pushed, one side of the first inserting rod 180 is clamped into the thread block 182, and fixed connection with the fan main body 120 is increased.

Furthermore, silencing tiles 131 are uniformly installed inside the silencing tube 130, the silencing tiles 131 are installed inside the silencing tube 130 in a crossed mode, gas can form vortex after being blocked through consumption of the silencing tiles 131 layer by layer, the speed of the gas is greatly reduced, the expanded gas can be discharged out of the silencing tube 130 at a relatively low speed, the detonation generated by the gas is greatly reduced, and the detonation can be completely eliminated under the condition that the silencing tube 130 is long enough.

Furthermore, a sealing washer 318 is fixedly installed at the bottom end of the telescopic extension pipe 314, one side of the sealing washer 318 is clamped into an annular groove 319, the annular groove 319 is arranged inside the exhaust pipe 122, and the sealing washer 318 is clamped inside the annular groove 319, so that the sealing performance of the connection between the telescopic extension pipe 314 and the exhaust pipe 122 is improved, and gas is prevented from escaping from gaps.

Furthermore, a magnetic sheet 321 is fixedly mounted at the bottom end of one side of the telescopic extension pipe 314, an iron block 320 is mounted at one side of the magnetic sheet 321 in an adsorbing manner, one sides of the iron block 320 and the first rectangular block 315 are fixedly connected with one side of the exhaust pipe 122, the magnetic sheet 321 adsorbs the iron block 320, and the stability of one side of the exhaust pipe 122 and one side of the telescopic extension pipe 314 is improved.

Furthermore, an empty groove 324 is formed in the limiting rod 316, a rotating block 322 is fixedly mounted in the empty groove 324, an elastic sheet 310 is rotatably mounted in the rotating block 322, a clamping block 323 is fixedly mounted on one side of the elastic sheet 310, one side of the clamping block 323 is an inclined surface and is pressed by gravity, the clamping block 323 can be extruded, the inclined surface of the clamping block 323 is extruded, the clamping block 323 extrudes the elastic sheet 310, and then the clamping block 323 penetrates through the second rectangular block 317 and the first rectangular block 315, so that the exhaust pipe 122 and the other side of the telescopic extension pipe 314 are fixedly clamped together.

The working principle is as follows: the blower main body 120 is placed inside the muffler main box body 110, the noise damping cotton 160 is used for eliminating the vibration noise generated by the blower main body 120, the sound insulation board 170 is opened, the blower main body 120 slides inside the rectangular slide rail 190 through the connecting base 123, so that the blower main body 120 can be conveniently moved inside the muffler main box body 110, the first inserted rod 180 pushes the blower main body 120 inside the muffler main box body 110, the telescopic extension pipe 314 moves upwards according to the blower main bodies 120 with different sizes, the second sliding block 313 slides inside the sliding groove 312, when the exhaust pipe 122 at the top end of the blower main body 120 moves to the bottom end of the telescopic extension pipe 314, the telescopic extension pipe 314 is loosened, the telescopic extension pipe 314 falls under the gravity, the second sliding block 313 slides downwards inside the sliding groove 312 and onto the exhaust pipe 122, the magnetic sheet 321 adsorbs the iron block 320, and the stability of the exhaust pipe 122 and the telescopic extension pipe 314 is increased, the fixture block 323 can be extruded under the pressure of gravity, the inclined plane of the fixture block 323 is extruded, the fixture block 323 extrudes the interior of the elastic sheet 310, then the fixture block 323 passes through the second rectangular block 317 and the first rectangular block 315, so that the exhaust pipe 122 and the other side of the telescopic extension pipe 314 are fixedly clamped together, the sealing washer 318 is clamped in the interior of the annular groove 319, the sealing performance of the connection between the telescopic extension pipe 314 and the exhaust pipe 122 is increased, the sound insulation plate 170 can be closed according to the size of the fan main body 120, the first insertion rod 180 is pushed, one side of the first insertion rod 180 is clamped in the interior of the thread block 182, the limiting block 181 can prevent the first insertion rod 180 from being pulled out of the interior of the sound insulation plate 170, the exhaust pipe 122 can generate huge noise, noise gas enters the interior of the sound insulation pipe barrel 130 to increase expansion resistance, a part of the noise is absorbed through the honeycomb sound insulation circular plate 132, the gas is blocked to form a vortex, the speed of the gas is greatly reduced, the expanded gas can be discharged out of the silencing pipe barrel 130 at a relatively low speed, the detonation generated by the gas is greatly reduced, and the detonation can be completely eliminated under the condition that the silencing pipe barrel 130 is long enough.

The handle 222 is held, the third gear 220 drives the second gear 225 to rotate through rotating the handle 222, the second gear 225 drives the connecting rod 226 to rotate, the first gear 217 also drives the sawtooth plate 215 to move up and down in the embedded slide rail 216, the back of the sawtooth plate 215 slides in the embedded slide rail 216 through the first slider 218, so that the sawtooth plate 215 can smoothly move up and down, the sawtooth plate 215 is pushed upwards to drive the rain-proof cap 213 to move upwards, the second support rod 212 is pulled out from the inside of the first support rod 211, the second support rod 212 and the first support rod 211 increase the moving stability of the rain-proof cap 213, the second inserting rod 223 is clamped in the limiting hole 221, the handle 222 is prevented from being subjected to inertia deviation, the fixing stability is increased, the gas can be ensured to be smoothly discharged, meanwhile, the handle 222 reversely rotates to drive the sawtooth plate 215 to move downwards, such that rain cap 213 covers over sound attenuation tube 130.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A hair dryer muffler for eliminating hair dryer noise, comprising a device main body (100), characterized in that: the device main body (100) comprises a silencer main box body (110) and a fan main body (120), a connecting base (123) is fixedly installed at the bottom end of the fan main body (120), an air inlet (121) is formed in one side of the fan main body (120), an exhaust pipe (122) is fixedly installed at the top end of the connecting base (123), a sound insulation board (170) is hinged to one side of the silencer main box body (110), an air inlet pipe (140) is welded and inserted into one side of the silencer main box body (110), a sound insulation board (150) is adhered and installed inside the air inlet pipe (140), sound absorption holes (151) are uniformly formed inside the sound insulation board (150), a sound insulation pipe barrel (130) is welded and inserted into the top end of the silencer main box body (110), silencing cotton (160) is embedded and installed inside the silencer main box body (110), and an adjusting mechanism (300) is fixedly installed at the bottom end of the, the utility model discloses a noise elimination device, including noise elimination tube (130), anti-reflux mechanism (200) is fixedly mounted to the both sides of noise elimination tube (130), the inside fixed mounting of noise elimination tube (130) has honeycomb amortization plectane (132), the inside of honeycomb amortization plectane (132) is even has seted up the round hole, anti-reflux mechanism (200) includes No. one fixed plate (210), connecting rod (226), No. one bracing piece (211) and rectangle empty case (214), the top fixed mounting of No. one fixed plate (210) has No. one bracing piece (211), the inside slip of No. one bracing piece (211) has No. two bracing pieces (212), the inside fixed mounting of rectangle empty case (214) has embedded slide rail (216), the inside slip mounting of embedded slide rail (216) has No. one slider (218), one side fixed mounting of No. one slider (218) has serration plate (215), the top fixed mounting of No. two bracing pieces (212) and serration plate (215) has rain-proof 214) The internal rotation of installing connecting rod (226), the fixed surface of connecting rod (226) installs a gear (217) and No. two gears (225), one side of serration plate (215) and one side intermeshing of a gear (217), the internal rotation of rectangle empty case (214) installs dwang (219), the fixed surface of dwang (219) installs No. three gears (220), one side of No. three gears (220) and one side intermeshing of No. two gears (225), one side fixed mounting of dwang (219) has handle (222), spacing hole (221) have been seted up on the even surface of dwang (219), one side fixed mounting of rectangle empty case (214) has No. two fixed plates (224), No. two inserted bars (223) have been inserted to the top screw thread of No. two fixed plates (224), the inside at spacing hole (221) is inserted to the bottom of No. two inserted bars (223), one side of the rectangular empty box (214) is fixedly connected with one side of the silencing pipe barrel (130), one side of the first fixing plate (210) is fixedly connected with one side of the silencing pipe barrel (130), the adjusting mechanism (300) comprises an elastic sheet (310), a fixing pipe (311) and a sliding groove (312), the sliding groove (312) is formed in the fixing pipe (311), a telescopic extension pipe (314) is slidably mounted in the fixing pipe (311), two sliding blocks (313) are fixedly mounted on two sides of the telescopic extension pipe (314), one sides, far away from each other, of the two sliding blocks (313) are slidably mounted in the sliding groove (312), a second rectangular block (317) is fixedly mounted at the bottom end of one side of the telescopic extension pipe (314), a limiting rod (316) is inserted into the inside of the second rectangular block (317), and the outside of the limiting rod (316) penetrates through the insides of the second rectangular block (317) and the first rectangular block (315), one side of the fixed pipe (311) is fixedly connected with one side of the silencing pipe barrel (130).

2. A hair dryer silencer for eliminating hair dryer noise as set forth in claim 1, wherein: the silencer main box body (110) is fixedly provided with a rectangular sliding rail (190) inside, and the bottom end of the connecting base (123) slides inside the rectangular sliding rail (190).

3. A hair dryer silencer for eliminating hair dryer noise as set forth in claim 1, wherein: an inserting rod (180) is inserted into the sound insulation board (170), a limiting block (181) is fixedly mounted on the surface of the inserting rod (180), and a thread block (182) is fixedly mounted on one side of the connecting base (123).

4. A hair dryer silencer for eliminating hair dryer noise as set forth in claim 3, wherein: a thread line is formed in one side of the first inserting rod (180), and one end of the first inserting rod (180) is installed in the thread block (182) in a threaded mode.

5. A hair dryer silencer for eliminating hair dryer noise as set forth in claim 1, wherein: silencing tiles (131) are uniformly arranged in the silencing pipe barrel (130), and the silencing tiles (131) are crosswise arranged in the silencing pipe barrel (130).

6. A hair dryer silencer for eliminating hair dryer noise as set forth in claim 1, wherein: the bottom fixed mounting of flexible extension pipe (314) has seal ring (318), ring groove (319) are gone into to one side card of seal ring (318), the inside at exhaust pipe (122) is seted up in ring groove (319).

7. A hair dryer silencer for eliminating hair dryer noise as set forth in claim 1, wherein: the bottom fixed mounting of flexible extension pipe (314) one side has magnetic sheet (321), one side adsorption of magnetic sheet (321) installs iron plate (320), one side and one side fixed connection of exhaust pipe (122) of iron plate (320) and a rectangle piece (315).

8. A hair dryer silencer for eliminating hair dryer noise as set forth in claim 1, wherein: dead slot (324) have been seted up to the inside of gag lever post (316), the inside fixed mounting of dead slot (324) has turning block (322), elastic sheet (310) are installed in the inside rotation of turning block (322), one side fixed mounting of elastic sheet (310) has fixture block (323), one side of fixture block (323) is the inclined plane.