CN211059010U - Roots blower for internal combustion engine - Google Patents
Roots blower for internal combustion engine Download PDFInfo
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- CN211059010U CN211059010U CN201921905375.7U CN201921905375U CN211059010U CN 211059010 U CN211059010 U CN 211059010U CN 201921905375 U CN201921905375 U CN 201921905375U CN 211059010 U CN211059010 U CN 211059010U
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- combustion engine
- internal combustion
- dust
- roots blower
- rotz
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Abstract
The utility model belongs to the technical field of protection of Rotz fans, in particular to a Roots fan for an internal combustion engine, aiming at the problem that the prior Rotz fan is not provided with any protection measure on an air inlet, so that dust particles can enter the Rotz fan to easily damage the Rotz fan through compression and high-speed operation and generate noise, the Rotz fan comprises a base, an internal combustion engine and a Rotz fan body are arranged at the top of the base, spiral blades are arranged inside the Rotz fan body, the internal combustion engine and the Rotz fan body are in transmission connection with the same belt, one side of the Rotz fan body is provided with an air inlet pipe, the other side of the Rotz fan body is provided with an air outlet pipe, and a dust-proof box is communicated on the air inlet pipe, the utility model can filter the dust particles, avoid damaging the Rotz fan body and reduce the noise, be convenient for dismantle the clearance to the dust guard, avoid influencing the use.
Description
Technical Field
The utility model relates to a rotz fan protection technical field especially relates to a roots fan for internal-combustion engine.
Background
The Roots blower is a machine for improving gas pressure and exhausting gas by means of input mechanical energy, and belongs to a positive displacement blower, an impeller end face and front and rear end covers of the blower.
The existing Rotz fan is not provided with any protective measures on an air inlet, is used in places with complex environments, more dust and the like such as construction sites, and causes dust particles to enter the interior of the Rotz fan to easily cause damage to the interior of the Rotz fan through compression and high-speed operation, and generates noise to influence normal use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving current rotz fan and not setting up any safeguard measure on air intlet, using environment complicacy such as building site, the more place of dust causes the dust granule to get into the inside harm that causes the rotz fan easily through compression and high-speed operation of rotz fan to produce the noise, influence the normal use shortcoming, and the roots fan for the internal-combustion engine that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a roots's fan for internal-combustion engine, the on-line screen storage device comprises a base, the top of base is provided with internal-combustion engine and rotz fan body, the inside spiral leaf that is provided with of rotz fan body, equal transmission is connected with same belt on internal-combustion engine and the rotz fan body, one side of rotz fan body is provided with the intake pipe, the opposite side of rotz fan body is provided with the outlet duct, the intercommunication has the dust box in the intake pipe, fixed mounting has the fixed strip on the bottom inner wall of dust box, the fixed strip is U type structure, the through-hole has been seted up at the top of dust box, swing joint has same dust guard between through-hole and the fixed strip, the outside cover of dust guard is equipped with the sealing washer, sealing washer and through-hole swing joint, the.
Preferably, the top fixed mounting of dust guard has the mounting bar, and four mounting grooves have been seted up to the bottom of mounting bar, and the top of dust proof box is provided with four installation pieces, and the installation piece cooperatees with the mounting groove that corresponds, and the installation piece can play the positioning action to the mounting bar with the mounting groove cooperation.
Preferably, the top of mounting bar is seted up flutedly, and slidable mounting has the sliding plate in the recess, and the bottom of sliding plate is rotated and is installed the one end of four down tube, and the other end of four down tube is all rotated and is installed the sliding block, and the down tube plays the transmission of force.
Preferably, one side fixed mounting of sliding block has trapezoidal kelly, and trapezoidal draw-in groove has been seted up to one side of installation piece, trapezoidal kelly and the one-way joint of trapezoidal draw-in groove that corresponds, trapezoidal kelly can increase the stability of mounting bar with trapezoidal draw-in groove joint.
Preferably, be provided with two gag lever posts in the recess, two sliding blocks all with the gag lever post sliding connection that corresponds, be located same spring of fixed mounting between two sliding blocks on same gag lever post, the spring provides elasticity for the sliding block.
Compared with the prior art, the utility model has the advantages of:
(1) this scheme can filter the dust particle through the dust guard, avoids the dust particle can get into the inside striking back and forth of rotz fan body and causes the harm to the rotz fan body to can the noise reduction.
(2) This scheme is through the pulling sliding plate for the installation piece leaves the mounting groove that corresponds, and the mounting bar drives the dust guard and leaves the dust-proof box, can clear up the dust guard, during the installation, insert the dust guard in the fixed strip, under the spring action of spring, trapezoidal kelly get into corresponding trapezoidal draw-in groove in can, be convenient for dismantle the clearance to the dust guard, avoid influencing the use.
The utility model discloses can filter the dust granule, avoid causing the harm to the rotz fan body to can the noise reduction, be convenient for dismantle the clearance to the dust guard, avoid influencing the use.
Drawings
Fig. 1 is a schematic structural diagram of a roots blower for an internal combustion engine according to the present invention;
fig. 2 is a schematic structural diagram of a part a of a roots blower for an internal combustion engine according to the present invention;
fig. 3 is a schematic structural diagram of a part B of a roots blower for an internal combustion engine according to the present invention;
fig. 4 is a schematic perspective view of the mounting bar and the dust guard of the roots blower for an internal combustion engine according to the present invention.
In the figure: the device comprises a base 1, an internal combustion engine 2, a Rotz fan body 3, a belt 4, an air inlet pipe 5, a dust-proof box 6, a dust-proof plate 7, a fixing strip 8, a mounting strip 9, a groove 10, a mounting block 11, a mounting groove 12, a sliding plate 13, an inclined rod 14, a spring 15, a sliding block 16, a trapezoidal clamping rod 17 and a trapezoidal clamping groove 18.
Detailed Description
The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.
Example one
Referring to fig. 1-4, a roots blower for internal combustion engine, including base 1, the top of base 1 is provided with internal combustion engine 2 and rotz fan body 3, the inside spiral leaf that is provided with of rotz fan body 3, equal transmission connection has same belt 4 on internal combustion engine 2 and the rotz fan body 3, one side of rotz fan body 3 is provided with intake pipe 5, the opposite side of rotz fan body 3 is provided with the outlet duct, the intercommunication has dust proof box 6 on the intake pipe 5, fixed mounting has fixed strip 8 on the bottom inner wall of dust proof box 6, fixed strip 8 is the U type structure, the through-hole has been seted up at the top of dust proof box 6, swing joint has same dust guard 7 between through-hole and the fixed strip 8, the outside cover of dust guard 7 is equipped with the sealing washer, sealing washer and through-hole swing joint, dust guard 7 is used for preventing the dust granule from getting into the inside of rotz fan.
In this embodiment, the top fixed mounting of dust guard 7 has mounting bar 9, and four mounting grooves 12 have been seted up to the bottom of mounting bar 9, and the top of dust proof box 6 is provided with four installation pieces 11, and installation piece 11 cooperatees with the mounting groove 12 that corresponds, and installation piece 11 and the cooperation of mounting groove 12 can play the positioning action to mounting bar 9.
In this embodiment, the top of the mounting bar 9 is provided with a groove 10, a sliding plate 13 is slidably mounted in the groove 10, one end of four diagonal rods 14 is rotatably mounted at the bottom of the sliding plate 13, the other end of each of the four diagonal rods 14 is rotatably mounted with a sliding block 16, and the diagonal rods 14 transmit force.
In this embodiment, one side fixed mounting of sliding block 16 has trapezoidal kelly 17, and trapezoidal draw-in groove 18 has been seted up to one side of installation piece 11, trapezoidal kelly 17 and the 18 one-way joint of trapezoidal draw-in groove that correspond, trapezoidal kelly 17 and 18 joints of trapezoidal draw-in groove can increase the stability of installing strip 9.
In this embodiment, be provided with two gag lever posts in the recess 10, two sliding blocks 16 all with the gag lever post sliding connection that corresponds, be located the same spring 15 of fixed mounting between two sliding blocks 16 on the same gag lever post, spring 15 provides elasticity for sliding block 16.
Example two
Referring to fig. 1-4, a roots blower for internal combustion engine, including base 1, the top of base 1 is provided with internal combustion engine 2 and rotz fan body 3, the inside spiral leaf that is provided with of rotz fan body 3, equal transmission connection has same belt 4 on internal combustion engine 2 and the rotz fan body 3, one side of rotz fan body 3 is provided with intake pipe 5, the opposite side of rotz fan body 3 is provided with the outlet duct, the intercommunication has dust proof box 6 on the intake pipe 5, fixed mounting has fixed strip 8 on the bottom inner wall of dust proof box 6, fixed strip 8 is the U type structure, the through-hole has been seted up at the top of dust proof box 6, swing joint has same dust guard 7 between through-hole and the fixed strip 8, the outside cover of dust guard 7 is equipped with the sealing washer, sealing washer and through-hole swing joint, dust guard 7 is used for preventing the dust granule from getting into the inside of rotz fan.
In this embodiment, the top fixed mounting of dust guard 7 has mounting bar 9, and four mounting grooves 12 have been seted up to the bottom of mounting bar 9, and the top of dust proof box 6 is provided with four installation pieces 11, and installation piece 11 cooperatees with the mounting groove 12 that corresponds, and installation piece 11 and the cooperation of mounting groove 12 can play the positioning action to mounting bar 9.
In this embodiment, the top of the mounting bar 9 is provided with a groove 10, a sliding plate 13 is slidably mounted in the groove 10, one end of four diagonal rods 14 is rotatably mounted at the bottom of the sliding plate 13, the other end of each of the four diagonal rods 14 is rotatably mounted with a sliding block 16, and the diagonal rods 14 transmit force.
In this embodiment, one side fixed mounting of sliding block 16 has trapezoidal kelly 17, and trapezoidal draw-in groove 18 has been seted up to one side of installation piece 11, trapezoidal kelly 17 and the 18 one-way joint of trapezoidal draw-in groove that correspond, trapezoidal kelly 17 and 18 joints of trapezoidal draw-in groove can increase the stability of installing strip 9.
In this embodiment, be provided with two gag lever posts in the recess 10, two sliding blocks 16 all with the gag lever post sliding connection that corresponds, be located the same spring 15 of fixed mounting between two sliding blocks 16 on the same gag lever post, spring 15 provides elasticity for sliding block 16.
In the embodiment, when the device is used, the internal combustion engine 2 drives the Rotz fan body 3 to work, the Rotz fan body 3 drives the spiral blades to rotate, air is sucked through the air inlet pipe 5, air is discharged through the air outlet pipe after being subjected to rotary compression, dust particles can be filtered through the dust guard 7, the dust particles can be prevented from entering the Rotz fan body 3 to impact back and forth to damage the Rotz fan body 3, and noise can be reduced, when dust is accumulated on the dust guard 7 or is blocked after one end of use, the dust guard 7 needs to be detached and cleaned, the sliding plate 3 is pulled, the sliding plate 3 drives the corresponding sliding block 16 to move through the inclined rod 14, the sliding block 16 drives the corresponding trapezoidal clamping rod 17 to leave the corresponding trapezoidal clamping groove 18, the sliding plate 3 is continuously pulled upwards to enable the mounting block 11 to leave the corresponding mounting groove 12, the mounting bar 9 drives the dust guard 7 to leave the dust guard box 6, can clear up dust guard 7, during the installation, insert dust guard 7 in the fixed strip 8, install simultaneously in piece 11 gets into corresponding mounting groove 12, until mounting bar 9 and dust proof box 6 contact, under spring 15's elastic force effect, trapezoidal kelly 17 get into corresponding trapezoidal draw-in groove 18 in can, can continue to use.
The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.
Claims (5)
1. A Roots blower for an internal combustion engine comprises a base (1), wherein an internal combustion engine (2) and a Roots blower body (3) are arranged at the top of the base (1), spiral blades are arranged inside the Roots blower body (3), the internal combustion engine (2) and the Roots blower body (3) are in transmission connection with the same belt (4), an air inlet pipe (5) is arranged at one side of the Roots blower body (3), and an air outlet pipe is arranged at the other side of the Roots blower body (3), and is characterized in that a dust-proof box (6) is communicated with the air inlet pipe (5), a fixing strip (8) is fixedly arranged on the inner wall of the bottom of the dust-proof box (6), the fixing strip (8) is of a U-shaped structure, a through hole is formed in the top of the dust-proof box (6), the same dust-proof plate (7) is movably connected between the through hole and the fixing strip, the sealing ring is movably connected with the through hole.
2. The Roots blower for the internal combustion engine as claimed in claim 1, wherein a mounting bar (9) is fixedly mounted at the top of the dust guard (7), four mounting grooves (12) are formed in the bottom of the mounting bar (9), four mounting blocks (11) are arranged at the top of the dust guard box (6), and the mounting blocks (11) are matched with the corresponding mounting grooves (12).
3. A roots blower for an internal combustion engine according to claim 2, characterized in that the top of the mounting bar (9) is provided with a groove (10), a sliding plate (13) is slidably mounted in the groove (10), one end of four inclined rods (14) is rotatably mounted at the bottom of the sliding plate (13), and a sliding block (16) is rotatably mounted at the other end of each of the four inclined rods (14).
4. The Roots blower for the internal combustion engine according to claim 3, wherein a trapezoidal clamping rod (17) is fixedly mounted on one side of the sliding block (16), a trapezoidal clamping groove (18) is formed in one side of the mounting block (11), and the trapezoidal clamping rod (17) is in one-way clamping connection with the corresponding trapezoidal clamping groove (18).
5. A roots blower for an internal combustion engine according to claim 3, characterized in that two stop levers are arranged in the groove (10), two sliding blocks (16) are slidably connected with the corresponding stop levers, and the same spring (15) is fixedly arranged between the two sliding blocks (16) on the same stop lever.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921905375.7U CN211059010U (en) | 2019-11-07 | 2019-11-07 | Roots blower for internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921905375.7U CN211059010U (en) | 2019-11-07 | 2019-11-07 | Roots blower for internal combustion engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211059010U true CN211059010U (en) | 2020-07-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921905375.7U Active CN211059010U (en) | 2019-11-07 | 2019-11-07 | Roots blower for internal combustion engine |
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| Country | Link |
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| CN (1) | CN211059010U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112081727A (en) * | 2020-09-09 | 2020-12-15 | 江西风石压缩机有限公司 | Exhaust structure of compressor |
-
2019
- 2019-11-07 CN CN201921905375.7U patent/CN211059010U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112081727A (en) * | 2020-09-09 | 2020-12-15 | 江西风石压缩机有限公司 | Exhaust structure of compressor |
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| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Huazhuo Inventor before: Wang Huazhuo |
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| CB03 | Change of inventor or designer information |