CN211541047U

CN211541047U - Roots fan drive gear installation auxiliary device

Info

Publication number: CN211541047U
Application number: CN201922446551.1U
Authority: CN
Inventors: 刘兆清; 靳锋; 王燕
Original assignee: Jinan Qizheng Machinery Industry Co ltd
Current assignee: Jinan Qizheng Machinery Industry Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-09-22
Anticipated expiration: 2029-12-27

Abstract

The utility model relates to a roots's fan drive gear installation auxiliary device belongs to the technical field of roots's fan, it includes the base, sliding connection has the workstation on the base, be provided with the supporting mechanism who extrudes roots's fan oil tank position on the workstation, sliding connection has the hammering mechanism of contradicting in roots's fan drive gear on the workstation, hammering mechanism includes the shell, the shell includes bottom plate and curb plate, fixedly connected with second backup pad on the bottom plate, be connected with the striking piece along roots's fan axial sliding in the second backup pad, fixedly connected with motor on the bottom plate, motor drive striking piece slides. The utility model discloses have and replace the manual work to carry out the hammering to roots fan drive gear, reduce workman intensity of labour's effect.

Description

Roots fan drive gear installation auxiliary device

Technical Field

The utility model belongs to the technical field of the technique of roots's fan and specifically relates to a roots's fan drive gear installation auxiliary device is related to.

Background

The roots blower is a positive displacement blower and is a rotary compressor which compresses and conveys gas by utilizing two blade-shaped rotors to make relative motion in a cylinder. The blower has simple structure and convenient manufacture, is widely applied to aquaculture oxygenation, sewage treatment aeration and cement conveying, is more suitable for a gas conveying and pressurizing system in a low-pressure occasion, and can also be used as a vacuum pump and the like.

The utility model discloses a chinese utility model patent that the bulletin number of current 2018 year 10 month 12 day grant bulletin is CN207960946U discloses a roots fan, including the casing, set up the cavity that holds two three leaves rotation wheels in the casing, rotate and take turns to equal fixedly connected with axis of rotation, axis of rotation one end is passed the casing and is all overlapped and be equipped with drive gear, and drive gear is interference fit with the axis of rotation, and two drive gear meshes, and one of them axis of rotation other end passes the casing and is connected with servo motor. The rotating wheel is driven to rotate by a servo motor, so that gas delivery or pressurization is provided. Two rotating wheels always keep a fixed gap in the rotating process, so that the two rotating wheels are prevented from colliding. In the installation drive gear in-process, because of two rotate the unable affirmations in wheel clearance, establish drive gear cover after in the axis of rotation, need the workman insert two with the clearance dipperstick earlier and rotate in the wheel clearance, then carry out the hammering to drive gear with the hammer, utilize vibrations to make the axis of rotation adjust the position in drive gear circle in, take off the thickness that the adjustment stretched into in the clearance with the clearance dipperstick, insert and rotate in the wheel clearance, then reuse hammer hammering drive gear, repeated operation, it is fixed until two rotate the wheel clearance, make the roots's fan accord with normal operating requirement.

The above prior art solutions have the following drawbacks: in the process of adjusting the gap, the hammering adjustment needs to be performed manually and repeatedly, and the labor intensity of workers is high.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a roots fan drive gear installation auxiliary device. Replace artifical hammering two rotating wheel clearances of drive gear adjustment, reduce workman intensity of labour.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a roots fan drive gear installation auxiliary device, includes the base, sliding connection has the workstation on the base, be provided with the supporting mechanism who extrudes roots fan oil tank position on the workstation, sliding connection has the hammering mechanism of contradicting in roots fan drive gear on the workstation, hammering mechanism includes the shell, the shell includes bottom plate and curb plate, fixedly connected with second backup pad on the bottom plate, be connected with the striking piece along roots fan axial sliding in the second backup pad, fixedly connected with motor on the bottom plate, motor drive striking piece slides.

Through adopting above-mentioned technical scheme, the roots's fan that will treat the adjustment is placed on the workstation, and supporting mechanism contradicts behind roots's fan, inserts two rotation wheel clearances with the clearance dipperstick, and the striking piece applys the hammering to drive gear to adjust the axis of rotation, repetitious repetition operation, it is fixed until two rotation wheel clearances, make roots's fan accord with normal operating requirement, replace the manual work to carry out the hammering to drive gear, reduce workman intensity of labour.

The present invention may be further configured in a preferred embodiment as: the base up end is along roots's fan main shaft radial fixedly connected with first guide rail, workstation sliding connection is on first guide rail.

Through adopting above-mentioned technical scheme, when the roots's fan need adjust the axis of rotation position, with workstation roll-off hammering mechanism scope, conveniently place the roots's fan on the workstation or take off from the workstation.

The present invention may be further configured in a preferred embodiment as: the supporting mechanism comprises a first supporting plate which is connected to the workbench in a sliding mode along the axial direction of the Roots blower, a first sliding groove is formed in the upper end face of the workbench along the axial direction of the Roots blower, a first sliding block is fixedly connected to one side, close to the workbench, of the first supporting plate, and the first sliding block is connected to the first sliding groove in a sliding mode.

Through adopting above-mentioned technical scheme, first backup pad can prevent that the roots's fan from being released from the workstation by hammering mechanism, and first backup pad slides and to adjust supporting mechanism and hammering mechanism interval to be fit for the roots's fan adjustment demand of different model sizes.

The present invention may be further configured in a preferred embodiment as: the supporting mechanism further comprises a first hydraulic cylinder hinged to the workbench, the cylinder body of the first hydraulic cylinder is hinged to the workbench, and the piston rod of the first hydraulic cylinder is hinged to one side, away from the hammering mechanism, of the first supporting plate.

Through adopting above-mentioned technical scheme, utilize first pneumatic cylinder to provide the holding power for first backup pad, job stabilization is reliable.

The present invention may be further configured in a preferred embodiment as: the improved hammer drill is characterized in that a support frame is fixedly connected to one side of the base, a second guide rail is fixedly connected to the upper end face of the support frame along the axial direction of the Roots blower, and the hammering mechanism is connected to the second guide rail in a sliding mode.

Through adopting above-mentioned technical scheme, hammering mechanism slides on the second guide rail and adjusts supporting mechanism and hammering mechanism interval to be fit for the roots's fan of different model sizes.

The present invention may be further configured in a preferred embodiment as: the driving rod is rotatably connected to the second supporting plate, the hammering mechanism further comprises a first connecting rod, one end of the first connecting rod is fixedly connected to the driving rod, the other end of the first connecting rod is hinged to a second connecting rod, the other end of the second connecting rod is hinged to the impact block, a second sliding groove is formed in the second supporting plate in the axial direction of the Roots blower, and the impact block is slidably connected into the second sliding groove.

Through adopting above-mentioned technical scheme, contradict in roots's fan when the second backup pad, the actuating lever drives the head rod and rotates, the head rod drives the second connecting rod and rotates, the second connecting rod drives the striking piece and is reciprocating motion in the second spout, strike the second backup pad when the striking piece, the second backup pad transmission vibrations to make the axis of rotation position in the drive gear take place the adjustment, make two after striking the adjustment many times rotate the wheel clearance fixed, make roots's fan accord with normal operation requirement.

The present invention may be further configured in a preferred embodiment as: the second guide rail is fixedly connected with a second hydraulic cylinder, the cylinder body of the second hydraulic cylinder is fixed on the second guide rail, the piston rod of the second hydraulic cylinder is fixedly connected to the shell, and the piston rod of the second hydraulic cylinder stretches in the length direction of the second guide rail.

Through adopting above-mentioned technical scheme, utilize the second pneumatic cylinder to promote hammering mechanism and contradict roots's fan, job stabilization is reliable.

The present invention may be further configured in a preferred embodiment as: two through holes are formed in the second supporting plate, and the rotating shaft of the Roots blower penetrates through the through holes to enter the shell.

Through adopting above-mentioned technical scheme, make the roots's fan contradict in drive gear, avoid the axis of rotation to disturb drive gear position adjustment.

The present invention may be further configured in a preferred embodiment as: one end of the driving rod penetrates through the second supporting plate to be fixedly connected with the motor spindle.

Through adopting above-mentioned technical scheme, utilize motor drive hammering mechanism to move, laborsaving and convenient operation.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the Roots blower to be adjusted is placed on the workbench, the supporting mechanism is abutted against the Roots blower, the gap measuring ruler is inserted into the gap between the two rotating wheels, the impact block applies hammering to the driving gear, so that the rotating shaft is adjusted, repeated operation is carried out for many times until the gap between the two rotating wheels is fixed, the Roots blower meets the normal operation requirement, the driving gear is hammered by replacing manpower, and the labor intensity of workers is reduced;

2. the first supporting plate can prevent the Roots blower from being pushed out of the workbench by the hammering mechanism, and the sliding of the first supporting plate can adjust the distance between the supporting mechanism and the hammering mechanism, so that the Roots blower adjusting device is suitable for adjusting requirements of the Roots blowers of different models and sizes;

3. the motor is used for driving the hammering mechanism to operate, so that labor is saved and the operation is convenient.

Drawings

FIG. 1 is a schematic structural diagram of a Roots blower of the prior art;

FIG. 2 is a schematic view of the overall structure of the present embodiment;

FIG. 3 is a schematic view of the supporting mechanism of the present embodiment;

FIG. 4 is a schematic view of the hammer mechanism of the present embodiment coupled to a base;

fig. 5 is a schematic structural view of the hammer mechanism of the present embodiment;

fig. 6 is a schematic structural view of the side plate of the present embodiment.

Reference numeral, 100, a base; 200. a work table; 300. a support mechanism; 310. a first support plate; 320. a first chute; 330. a first slider; 340. a first hydraulic cylinder; 400. a hammering mechanism; 410. a housing; 411. a base plate; 412. a side plate; 420. a second support plate; 430. a drive rod; 440 a first connecting rod; 450. a second connecting rod; 460. an impact block; 470. a second chute; 480. a through hole; 490. a motor; 500. a first guide rail; 600. a rotating shaft; 700. a support frame; 800. a second guide rail; 900. a second hydraulic cylinder; 1000. a drive gear; 1100. and rotating the wheel.

Detailed Description

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

Referring to fig. 1 and 2, for the utility model discloses a roots fan drive gear installation auxiliary device, including fixed setting up in subaerial base 100, base 100 is provided with supporting mechanism 300, is provided with workstation 200 on the base 100, still is provided with hammering mechanism 400 on the workstation 200. The roots's fan that will treat the adjustment is placed on workstation 200, and supporting mechanism 300 is contradicted behind the roots's fan, inserts two clearance dipperstick and rotates in the wheel 1100 clearance, and hammering mechanism 400 applys the hammering to drive gear 1000 to transfer axis of rotation 600, repetitious operation many times, it is fixed to rotate the wheel 1100 clearance until two, makes the roots's fan accord with normal operating requirement.

Referring to fig. 2, the upper end surface of the base 100 is fixedly connected with a first guide rail 500 along the radial direction of the main axis of the roots blower, and the worktable 200 is slidably connected to the first guide rail 500. When the Roots blower needs to adjust the position of the rotating shaft 600, the workbench 200 slides out of the range of the hammering mechanism 400, and the Roots blower is conveniently placed on the workbench 200 or taken down from the workbench 200.

Referring to fig. 2 and 3, the supporting mechanism 300 includes a first supporting plate 310 slidably connected to the worktable 200 along the axial direction of the roots blower, a first sliding groove 320 is formed in the worktable 200 along the axial direction of the roots blower, a first sliding block 330 is fixedly connected to one side of the first supporting plate 310 close to the worktable 200, and the first sliding block 330 is slidably connected to the first sliding groove 320. The first support plate 310 can prevent the roots blower from being pushed out of the workbench 200 by the hammering mechanism 400, and the sliding of the first support plate 310 can adjust the distance between the support mechanism 300 and the hammering mechanism 400, so that the adjustment requirements of the roots blower with different models and sizes can be met.

Referring to fig. 3, the supporting mechanism 300 further includes a first hydraulic cylinder 340 hinged to the workbench 200, a cylinder body of the first hydraulic cylinder 340 is hinged to the upper end surface of the workbench 200, and a piston rod of the first hydraulic cylinder 340 is hinged to one side of the first supporting plate 310, which is far away from the hammering mechanism 400. The first hydraulic cylinder 340 is used for providing supporting force for the first supporting plate 310, and the operation is stable and reliable.

Referring to fig. 4, a support frame 700 is fixedly connected to one side of the base 100, a second guide rail 800 is fixedly connected to the upper end face of the support frame 700 along the axial direction of the roots blower, the hammering mechanism 400 is slidably connected to the second guide rail 800, and the hammering mechanism 400 slides on the second guide rail 800 to adjust the distance between the support mechanism 300 and the hammering mechanism 400, so that the roots blower is suitable for different models and sizes.

Referring to fig. 4 and 5, the hammering mechanism 400 includes a housing 410, the housing 410 includes a bottom plate 411 and a side plate 412, a second support plate 420 is fixedly connected to the bottom plate 411, and the second support plate 420 is vertically and fixedly connected to one side of the side plate 412. Second backup pad 420 is last to rotate and is connected with actuating lever 430, and hammering mechanism 400 still includes head rod 440, and head rod 440 one end fixed connection is on actuating lever 430, and the other end of head rod 440 articulates there is second connecting rod 450, and the other end of second connecting rod 450 articulates there is striking piece 460, has seted up second spout 470 along second guide rail 800 length direction on second backup pad 420, and striking piece 460 sliding connection is in second spout 470. When the second support plate 420 is abutted against the roots blower, the driving rod drives the first connecting rod 440 to rotate, the first connecting rod 440 drives the second connecting rod 450 to rotate, the second connecting rod 450 drives the impact block 460 to reciprocate in the second chute 470, when the impact block 460 impacts the second support plate 420, the second support plate 420 transmits vibration, so that the position of the rotating shaft 600 in the driving gear 1000 is adjusted, and after multiple times of impact adjustment, the gap between the two rotating wheels 1100 is fixed, so that the roots blower meets the normal operation requirement.

Referring to fig. 4, a second hydraulic cylinder 900 is fixedly connected to second guide rail 800, a cylinder body of second hydraulic cylinder 900 is fixed to second guide rail 800, a piston rod of second hydraulic cylinder 900 is fixedly connected to housing 410, and a piston rod of second hydraulic cylinder 900 extends and contracts in a length direction of second guide rail 800. The second hydraulic cylinder 900 is used for pushing the hammering mechanism 400 to abut against the Roots blower, and the working is stable and reliable.

Referring to fig. 5 and 6, a motor 490 is fixedly connected to the bottom plate 411, one end of the driving rod 430 passes through the second supporting plate 420 and is fixedly connected to a spindle of the motor 490, and the hammering mechanism 400 is driven by the motor 490 to operate, so that labor is saved and the operation is convenient.

Referring to fig. 6, two through holes 480 are formed in the side plate 412, and the roots blower rotary shaft 600 passes through the through holes 480 and enters the housing 410. The side plate 412 is abutted against the driving gear 1000, and the rotation shaft 600 is prevented from interfering the position adjustment of the driving gear 1000.

The implementation manner of the embodiment is as follows: the table 200 is slid out of the range of the support mechanism 300 and the hammering mechanism 400, the roots blower is placed on the table 200, the table 200 is slid into the range of the support mechanism 300 and the hammering mechanism 400, and the gap measuring ruler is inserted into the gap between the two rotating wheels 1100. Start first pneumatic cylinder 340, first pneumatic cylinder 340 piston rod stretches out and promotes first backup pad 310 and contradicts in roots's fan, starts second pneumatic cylinder 900 simultaneously, and second pneumatic cylinder 900 piston rod stretches out and promotes hammering mechanism 400 and slide on second guide rail 800, contradicts in roots's fan until curb plate 412, and roots's fan axis of rotation 600 stretches into in the through-hole 480. The motor 490 is started, the motor 490 drives the driving rod 430 to rotate, the driving rod 430 drives the first connecting rod 440 to rotate, the first connecting rod 440 drives the second connecting rod 450 to rotate, the second connecting rod 450 drives the impact block 460 to reciprocate in the second sliding groove 470, the impact block 460 continuously hammers the side plate 412, the side plate 412 transmits vibration to the driving gear 1000, and the circle position of the rotating shaft 600 in the driving gear 1000 is adjusted.

The gap measuring scale is taken out, the thickness is adjusted, the gap measuring scale is inserted into the gap between the two rotating wheels 1100 again, the motor 490 is started, the hammering mechanism 400 is driven by the motor 490 to hammer the driving gear 1000, and the position of the rotating shaft 600 in the inner circle of the driving gear 1000 is adjusted. The operation is repeated until the gap between the two rotating wheels 1100 is fixed. The piston rods of the first hydraulic cylinder 340 and the second hydraulic cylinder 900 are retracted into the cylinders, the workbench 200 slides out of the range of the supporting mechanism 300 and the hammering mechanism 400, and the Roots blower is taken down from the workbench 200.

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. The utility model provides a roots's fan drive gear installation auxiliary device which characterized in that: the improved structure of the oil tank of the Roots blower is characterized by comprising a base (100), wherein a workbench (200) is connected to the base (100) in a sliding mode, a supporting mechanism (300) for extruding an oil tank of the Roots blower is arranged on the workbench (200), a hammering mechanism (400) abutting against a drive gear of the Roots blower is connected to the workbench (200) in a sliding mode, the hammering mechanism (400) comprises a shell (410), the shell (410) comprises a bottom plate (411) and a side plate (412), a second supporting plate (420) is fixedly connected to the bottom plate (411), an impact block (460) is connected to the second supporting plate (420) in a sliding mode along the axial direction of the Roots blower, a motor (490) is fixedly connected to the bottom plate (411), and the motor (490).

2. The roots blower drive gear installation assisting device as claimed in claim 1, wherein: the upper end face of the base (100) is fixedly connected with a first guide rail (500) along the radial direction of the main shaft of the Roots blower, and the workbench (200) is connected onto the first guide rail (500) in a sliding mode.

3. The roots blower drive gear installation assisting device as claimed in claim 2, wherein: the supporting mechanism (300) comprises a first supporting plate (310) which is connected to the workbench (200) in a sliding mode along the axial direction of the Roots blower, a first sliding groove (320) is formed in the upper end face of the workbench (200) along the axial direction of the Roots blower, a first sliding block (330) is fixedly connected to one side, close to the workbench (200), of the first supporting plate (310), and the first sliding block (330) is connected to the inside of the first sliding groove (320) in a sliding mode.

4. A roots blower drive gear installation aid as claimed in claim 3 wherein: the supporting mechanism (300) further comprises a first hydraulic cylinder (340) hinged to the workbench (200), the cylinder body of the first hydraulic cylinder (340) is hinged to the workbench (200), and the piston rod of the first hydraulic cylinder (340) is hinged to one side, away from the hammering mechanism (400), of the first supporting plate (310).

5. The roots blower drive gear installation assisting device as claimed in claim 4, wherein: the improved roots blower hammer is characterized in that a supporting frame (700) is fixedly connected to one side of the base (100), a second guide rail (800) is fixedly connected to the upper end face of the supporting frame (700) along the axial direction of the roots blower, and the hammering mechanism (400) is connected to the second guide rail (800) in a sliding mode.

6. The roots blower drive gear installation assisting device as claimed in claim 5, wherein: the driving rod (430) is connected to the second supporting plate (420) in a rotating mode, the hammering mechanism (400) further comprises a first connecting rod (440), one end of the first connecting rod (440) is fixedly connected to the driving rod (430), the other end of the first connecting rod (440) is hinged to a second connecting rod (450), the other end of the second connecting rod (450) is hinged to the impact block (460), a second sliding groove (470) is formed in the second supporting plate (420) in the axial direction of the Roots blower, and the impact block (460) is connected to the second sliding groove (470) in a sliding mode.

7. The roots blower drive gear installation assisting device as claimed in claim 6, wherein: fixedly connected with second pneumatic cylinder (900) on second guide rail (800), second pneumatic cylinder (900) cylinder body is fixed on second guide rail (800), second pneumatic cylinder (900) piston rod fixed connection is on shell (410), second pneumatic cylinder (900) piston rod is flexible on second guide rail (800) length direction.

8. The roots blower drive gear installation assisting device as claimed in claim 7, wherein: two through holes (480) are formed in the second supporting plate (420), and the Roots blower rotating shaft (600) penetrates through the through holes (480) to enter the shell (410).

9. The roots blower drive gear installation assisting device according to claim 8, wherein: one end of the driving rod (430) penetrates through the second supporting plate (420) to be fixedly connected with a main shaft of the motor (490).