CN208719021U - A kind of muffler for fan - Google Patents

A kind of muffler for fan Download PDF

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Publication number
CN208719021U
CN208719021U CN201821218956.9U CN201821218956U CN208719021U CN 208719021 U CN208719021 U CN 208719021U CN 201821218956 U CN201821218956 U CN 201821218956U CN 208719021 U CN208719021 U CN 208719021U
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CN
China
Prior art keywords
groups
shell
muffler
fan
right half
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201821218956.9U
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Chinese (zh)
Inventor
戴旭伟
荚春龙
王雪勤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JIANGSU ZHONGWEI MACHINERY MANUFACTURING Co Ltd
Original Assignee
JIANGSU ZHONGWEI MACHINERY MANUFACTURING Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by JIANGSU ZHONGWEI MACHINERY MANUFACTURING Co Ltd filed Critical JIANGSU ZHONGWEI MACHINERY MANUFACTURING Co Ltd
Priority to CN201821218956.9U priority Critical patent/CN208719021U/en
Application granted granted Critical
Publication of CN208719021U publication Critical patent/CN208719021U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to the technical fields of fluid machinery can be adjusted the position of air inlet according to the position of the escape pipe of air blower more particularly to a kind of muffler for fan, improve adaptability;Enhance the connection effect and stability between air blower escape pipe and housing inlet simultaneously;And the case where avoiding the noise reduction dielectric layer inside muffler from falling off under gas shock effect, the working performance of muffler is improved, the working life of muffler is extended;It can be intercepted simultaneously to the impurity such as dust are contained in the gas of input, enhance the protecting effect to noise reduction dielectric layer, improve usability;Including shell, noise reduction dielectric layer and bracket, noise reduction dielectric layer is arranged inside working chamber;Bracket includes pedestal, two groups of regulating parts and support plate;It further include three groups of connectors, three groups of connectors are set on shell left area, right half area and middle part;It further include two groups of filter plates, noise reduction dielectric layer is located between two groups of filter plates.

Description

A kind of muffler for fan
Technical field
The utility model relates to the technical fields of fluid machinery, more particularly to a kind of muffler for fan.
Background technique
It is well known that muffler for fan is a kind of for importing and exporting air flow rate to air blower in the air blower course of work And flow velocity it is excessive and generate noise carry out noise reduction processing auxiliary device, widely made in field of fluid machinery With;Existing muffler for fan includes shell, noise reduction dielectric layer and bracket, and shell is arranged on bracket, and interior of shell is provided with Working chamber, noise reduction dielectric layer be arranged inside working chamber, be respectively arranged on the left part input terminal and right part output end of shell into Port and gas outlet, and air inlet is communicated with working chamber with gas outlet;Existing muffler for fan only need to be by bracket when using It is mounted on specified region and connects the air inlet of shell and the escape pipe of air blower, passed through later by the reduction of noise reduction dielectric layer The noise of interior of shell gas;Find that its height is fixed in existing muffler for fan use, it cannot be according to air blower The position of escape pipe is adjusted the position of air inlet, causes its adaptability poor;And the escape pipe of air blower is simple It is installed on housing inlet, causes its stability limited;And it imports and exports high-speed flow that position generates when air blower work It falls off the noise reduction dielectric layer inside muffler under gas shock effect, and then influences the workability of muffler Energy and service life;And easily containing impurity such as dusts in the gas inputted, noise reduction dielectric layer is easily blocked after using for a longer period, thus Its noise elimination effect is influenced, causes its usability limited.
Utility model content
In order to solve the above technical problems, the utility model provide it is a kind of can be according to the position of the escape pipe of air blower to air inlet The position of mouth is adjusted, and improves adaptability;Enhance simultaneously connection effect between air blower escape pipe and housing inlet and Stability;And the case where avoiding the noise reduction dielectric layer inside muffler from falling off under gas shock effect, improve muffler Working performance, extend the working life of muffler;It can intercept, increase to the impurity such as dust are contained in the gas of input simultaneously By force to the protecting effect of noise reduction dielectric layer, the muffler for fan of usability is improved.
A kind of muffler for fan of the utility model, including shell, noise reduction dielectric layer and bracket, shell are arranged in bracket On, interior of shell is provided with working chamber, and noise reduction dielectric layer is arranged inside working chamber, and the left part input terminal and right part of shell export Air inlet and air outlet are respectively arranged on end, and air inlet is communicated with working chamber with gas outlet;The bracket include pedestal, Two groups of regulating parts and support plate, two groups of regulating parts are separately positioned on pedestal top left area and right half area, and two groups of tune Section part top is connect with support plate bottom end left area and right half area respectively;It further include three groups of connectors, three groups of connections Part is set on shell left area, right half area and middle part, and three groups of connector bottom ends are left with support plate top respectively Half region, right half area are connected with middle part, and the housing inlet interior diameter is equal with air blower escape pipe overall diameter, and in drum It is provided with external thread structure on blower escape pipe lateral wall, is provided on the housing inlet inner sidewall and air blower escape pipe The internal thread structure that external thread structure matches;It further include two groups of filter plates, two groups of filter plates are respectively set left inside the housing On half region and right half area, and noise reduction dielectric layer is located between two groups of filter plates.
A kind of muffler for fan of the utility model, the regulating part include two groups of screwed pipes, two groups of threaded rods and two groups Lower ball bearing is provided with mounting groove, two groups of lower ball bearings difference in pedestal top left area and right half area It is arranged in two groups of mounting grooves, two groups of screwed pipe bottom ends are inserted into respectively inside two groups of lower ball bearings, two groups of threaded rods Bottom end is inserted into respectively and is screwed on inside two groups of screwed pipe tops, and two groups of threaded rod tips respectively with support plate bottom end left half-court Domain is connected with right half area.
A kind of muffler for fan of the utility model, the connector include upper ball bearing, left limit ring and right limit Ring, the upper ball bearing are sleeved on the wall of outer side of shell, and left limit ring and right limit ring are separately positioned on a upper ball bearing left side Right two sides, and left limit ring and right limit ring are contacted with outer side of shell wall.
A kind of muffler for fan of the utility model is provided with and air blower escape pipe on the inner sidewall of the shell gas outlet The internal thread structure that external thread structure matches.
A kind of muffler for fan of the utility model, the shell inner roof wall between inner bottom wall at a distance from air inlet and out Being equidistant between port inner roof wall and inner bottom wall, and in being provided on the inner sidewall of shell left area and right half area Helicitic texture is provided with the external thread structure to match with shell internal thread structure, and two on two groups of filter plate lateral walls Group filter plate is inserted into and is screwed on interior of shell left area and right half area.
A kind of muffler for fan of the utility model further includes two groups of connection rings, and two groups of screwed pipe bottom halfs are overseas Annular groove is provided on side wall, two groups of connection rings are set on two groups of annular grooves, and outside two groups of connection ring bottom ends Side is connect with pedestal top left area and right half area respectively.
A kind of muffler for fan of the utility model further includes two groups of rotor plates, and two groups of rotor plates are separately positioned on On the outside of two groups of filter plates.
A kind of muffler for fan of the utility model, further includes antiskid plate, and the antiskid plate is arranged in pedestal bottom end.
Compared with prior art the utility model has the following beneficial effects: it can drive simultaneously branch by two groups of regulating parts of control Shell on fagging moves up and down, to be adjusted according to position of the position of the escape pipe of air blower to air inlet, Improve adaptability;It simultaneously can be by the way that air blower escape pipe be inserted into and is screwed in housing inlet, to enhance air blower Connection effect and stability between escape pipe and housing inlet;And noise reduction dielectric layer can be blocked by filter plate, thus The case where avoiding the noise reduction dielectric layer inside muffler from falling off under gas shock effect, improves the workability of muffler Can, extend the working life of muffler;It can be intercepted, be increased containing impurity such as dusts in the gas of input by filter plate simultaneously By force to the protecting effect of noise reduction dielectric layer, usability is improved.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the outside schematic diagram of Fig. 1;
Fig. 3 is the portion the A partial enlarged view of Fig. 1;
It is attached marked in the figure: 1, shell;2, noise reduction dielectric layer;3, pedestal;4, support plate;5, connector;6, filter plate;7, screw thread Pipe;8, threaded rod;9, lower ball bearing;10, upper ball bearing;11, left limit ring;12, right limit ring;13, connection ring;14, Rotor plate;15, antiskid plate.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
As shown in Figure 1 to Figure 3, a kind of muffler for fan of the utility model, including shell 1, noise reduction dielectric layer 2 and branch Frame, shell are arranged on bracket, and interior of shell is provided with working chamber, and noise reduction dielectric layer is arranged inside working chamber, a left side for shell Be respectively arranged with air inlet and air outlet on portion's input terminal and right part output end, and air inlet and gas outlet with working chamber phase It is logical;Bracket includes that 3, two groups of regulating parts of pedestal and support plate 4, two groups of regulating parts are separately positioned on pedestal top left area and the right side On half region, and two groups of regulating part tops are connect with support plate bottom end left area and right half area respectively;It further include three groups of companies Fitting 5, three groups of connectors are set on shell left area, right half area and middle part, and three groups of connector bottom end difference It is connect with support plate top left area, right half area and middle part, housing inlet interior diameter and air blower escape pipe overall diameter It is equal, and be provided with external thread structure on air blower escape pipe lateral wall, it is provided on housing inlet inner sidewall and air blast The internal thread structure that machine escape pipe external thread structure matches;It further include two groups of filter plates 6, two groups of filter plates are respectively set inside the shell In portion's left area and right half area, and noise reduction dielectric layer is located between two groups of filter plates;It can be same by two groups of regulating parts of control When drive the shell in support plate to move up and down, so as to according to the position of the escape pipe of air blower to the position of air inlet into Row adjustment, improves adaptability;It simultaneously can be by the way that air blower escape pipe be inserted into and is screwed in housing inlet, to enhance Connection effect and stability between air blower escape pipe and housing inlet;And noise reduction dielectric layer can be hidden by filter plate Gear, so that the case where avoiding the noise reduction dielectric layer inside muffler from falling off under gas shock effect, improves muffler Working performance extends the working life of muffler;It can be carried out simultaneously in the gas of input containing impurity such as dusts by filter plate It intercepts, enhances the protecting effect to noise reduction dielectric layer, improve usability.
A kind of muffler for fan of the utility model, regulating part include under two groups of screwed pipes 7, two groups of threaded rods 8 and two groups Ball bearing 9 is provided with mounting groove in pedestal top left area and right half area, and two groups of lower ball bearings are separately positioned on In two groups of mounting grooves, two groups of screwed pipe bottom ends are inserted into respectively inside two groups of lower ball bearings, and two groups of threaded rod bottom ends are inserted respectively Enter and be screwed on inside two groups of screwed pipe tops, and two groups of threaded rod tips respectively with support plate bottom end left area and right half-court Domain connection;It can drive two groups of screw threads by two groups of screwed pipes of rotation simultaneously by the helicitic texture between screwed pipe and threaded rod Support plate on bar moves up and down, to be adjusted according to position of the position of the escape pipe of air blower to air inlet, Improve adaptability.
A kind of muffler for fan of the utility model, connector include upper ball bearing 10, left limit ring 11 and right limit Ring 12, upper ball bearing are sleeved on the wall of outer side of shell, and left limit ring and right limit ring are separately positioned on upper ball bearing or so Two sides, and left limit ring and right limit ring are contacted with outer side of shell wall;It can enhance the stability between shell and bracket, simultaneously It by the setting of upper ball bearing, rotate shell can inside upper ball bearing, to conveniently make air blower escape pipe It is inserted into and is screwed on inside housing inlet, improve usability.
A kind of muffler for fan of the utility model is provided with and spiral shell outside air blower escape pipe on the inner sidewall of shell gas outlet The internal thread structure that line structure matches;Its air blower escape pipe can be made to be inserted into and be screwed on the air inlet at left and right sides of shell or It can be carried out use on gas outlet.
A kind of muffler for fan of the utility model, shell inner roof wall between inner bottom wall at a distance from and air inlet and air outlet Being equidistant between inner roof wall and inner bottom wall, and internal screw thread is provided on the inner sidewall of shell left area and right half area Structure is provided with the external thread structure to match with shell internal thread structure on two groups of filter plate lateral walls, and two groups of filter plates are equal It is inserted into and is screwed on interior of shell left area and right half area;It can by helicitic texture, by by filter plate out of shell Portion's rotation spiral shell goes out, so that convenient carry out pick-and-place replacement to it, improves usability.
A kind of muffler for fan of the utility model further includes two groups of connection rings 13, two groups of screwed pipe lower half areas outsides Annular groove is provided on wall, two groups of connection rings are set on two groups of annular grooves, and two groups of connection ring Basolaterals It is connect respectively with pedestal top left area and right half area;It can enhance the stability between regulating part and pedestal, improve and use Property.
A kind of muffler for fan of the utility model, further includes two groups of rotor plates 14, and two groups of rotor plates are separately positioned on two On the outside of group filter plate;It, which can facilitate, rotates filter plate, to be taken out replacement to filter plate, improves usability.
A kind of muffler for fan of the utility model, further includes antiskid plate 15, and antiskid plate is arranged in pedestal bottom end;It can increase Add frictional force, improves stability when device is placed.
A kind of muffler for fan of the utility model, is first placed on specified region for bracket when in use, later basis The position of the escape pipe of air blower rotates two groups of screwed pipes simultaneously and shell is driven to move up and down, and is directed at the air inlet of shell The escape pipe of air blower is inserted into and is screwed on inside the air inlet of shell by the escape pipe of air blower, passes through noise reduction medium later Layer reduces the noise for passing through interior of shell gas, while being blocked in the gas of input containing impurity such as dusts by filter plate It cuts, enhances the protecting effect to noise reduction dielectric layer;In the above process, it can be inserted by the escape pipe of rotational shell auxiliary blower And it is screwed on inside the air inlet of shell.
A kind of muffler for fan of the utility model, mounting means, connection type or set-up mode are common mechanical Mode is implemented as long as can reach the equal of its advantages;And the model of above-mentioned each component is unlimited, as long as can reach Equal at its advantages is implemented, and detector and display are existing design and technology, and this case is not any to it Technological improvement.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art For art personnel, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these change It also should be regarded as the protection scope of the utility model into modification.

Claims (8)

1. a kind of muffler for fan, including shell (1), noise reduction dielectric layer (2) and bracket, shell is arranged on bracket, in shell Portion is provided with working chamber, and noise reduction dielectric layer is arranged inside working chamber, on the left part input terminal and right part output end of shell respectively Air inlet and air outlet are provided with, and air inlet is communicated with working chamber with gas outlet;It is characterized in that, bracket includes pedestal (3), two groups of regulating parts and support plate (4), two groups of regulating parts are separately positioned on pedestal top left area and right half area, and Two groups of regulating part tops are connect with support plate bottom end left area and right half area respectively;It further include three groups of connectors (5), three groups Connector is set on shell left area, right half area and middle part, and three groups of connector bottom ends respectively with support plate top End left area, right half area are connected with middle part, and housing inlet interior diameter is equal with air blower escape pipe overall diameter, and in drum It is provided with external thread structure on blower escape pipe lateral wall, is provided on housing inlet inner sidewall and spiral shell outside air blower escape pipe The internal thread structure that line structure matches;It further include two groups of filter plates (6), left area inside the housing is respectively set in two groups of filter plates On right half area, and noise reduction dielectric layer is located between two groups of filter plates.
2. a kind of muffler for fan as described in claim 1, which is characterized in that the regulating part include two groups of screwed pipes (7), Two groups of threaded rods (8) and two groups of lower ball bearings (9) are provided with mounting groove on pedestal top left area and right half area, Two groups of lower ball bearings are separately positioned in two groups of mounting grooves, and two groups of screwed pipe bottom ends are inserted into respectively in two groups of lower ball bearings Portion, two groups of threaded rod bottom ends are inserted into respectively and are screwed on inside two groups of screwed pipe tops, and two groups of threaded rod tips respectively with branch Fagging bottom end left area is connected with right half area.
3. a kind of muffler for fan as claimed in claim 2, which is characterized in that the connector includes upper ball bearing (10), left limit ring (11) and right limit ring (12), upper ball bearing are sleeved on the wall of outer side of shell, left limit ring and right limit Ring is separately positioned at left and right sides of upper ball bearing, and left limit ring and right limit ring are contacted with outer side of shell wall.
4. a kind of muffler for fan as claimed in claim 3, which is characterized in that be provided on the inner sidewall of the shell gas outlet The internal thread structure to match with air blower escape pipe external thread structure.
5. a kind of muffler for fan as claimed in claim 4, which is characterized in that between the shell inner roof wall and inner bottom wall away from From being equidistant between air inlet and air outlet inner roof wall and inner bottom wall, and in the inside of shell left area and right half area It is provided with internal thread structure on wall, is provided with the external screw thread to match with shell internal thread structure on two groups of filter plate lateral walls Structure, and two groups of filter plates are inserted into and are screwed on interior of shell left area and right half area.
6. a kind of muffler for fan as claimed in claim 5, which is characterized in that further include two groups of connection rings (13), two groups of spiral shells Annular groove is provided on the overseas side wall of line pipe bottom half, two groups of connection rings are set on two groups of annular grooves, and two Group connection ring Basolateral is connect with pedestal top left area and right half area respectively.
7. a kind of muffler for fan as claimed in claim 6, which is characterized in that further include two groups of rotor plates (14), two groups turn Movable plate is separately positioned on the outside of two groups of filter plates.
8. a kind of muffler for fan as claimed in claim 7, which is characterized in that further include antiskid plate (15), antiskid plate setting In pedestal bottom end.
CN201821218956.9U 2018-07-30 2018-07-30 A kind of muffler for fan Expired - Fee Related CN208719021U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821218956.9U CN208719021U (en) 2018-07-30 2018-07-30 A kind of muffler for fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821218956.9U CN208719021U (en) 2018-07-30 2018-07-30 A kind of muffler for fan

Publications (1)

Publication Number Publication Date
CN208719021U true CN208719021U (en) 2019-04-09

Family

ID=65975567

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821218956.9U Expired - Fee Related CN208719021U (en) 2018-07-30 2018-07-30 A kind of muffler for fan

Country Status (1)

Country Link
CN (1) CN208719021U (en)

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190409

CF01 Termination of patent right due to non-payment of annual fee