CN212227944U

CN212227944U - Centrifugal fan impeller detection equipment

Info

Publication number: CN212227944U
Application number: CN202021244878.7U
Authority: CN
Inventors: 邢坤
Original assignee: Shengzhou Fengsheng Electrical Co ltd
Current assignee: Shengzhou Fengsheng Electrical Co ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2020-12-25
Anticipated expiration: 2030-06-30

Abstract

The utility model discloses a centrifugal fan impeller check out test set, its technical scheme main points are: including the mounting bracket, rotate on the mounting bracket and be connected with the sleeve, be provided with the fixed subassembly that is used for fixed impeller on the sleeve, be provided with the support frame on the mounting bracket, detachably is connected with the amesdial on the support frame, is provided with the fine setting subassembly that is used for adjusting the impeller position on the mounting bracket. The utility model discloses an useful: when the roundness of detection impeller external diameter, install the impeller on the sleeve earlier, fix the impeller through fixed subassembly afterwards, make the impeller can rotate on the mounting bracket along with the sleeve, adjust the position of impeller on the mounting bracket through the fine setting subassembly afterwards, make the external diameter edge of impeller can be better contradict with the amesdial, accomplish the back at the impeller installation, only need rotate the impeller can, and convenient operation makes the amesdial can be more relaxed measure the problem of impeller focus skew, avoid centrifugal fan operation unstability and noise production.

Description

Centrifugal fan impeller detection equipment

Technical Field

The utility model relates to a detection device, more specifically say, it relates to a centrifugal fan impeller check out test set.

Background

The centrifugal fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy.

The deviation appears in the external diameter of centrifugal fan's impeller and can lead to impeller focus incline to can arouse centrifugal fan operation unstability and the big problem of noise, still can lead to the fan blade to take place to interfere with the water conservancy diversion circle when the external diameter is too big, cause the problem of structure damage, consequently the external diameter of impeller is main quality control point.

The existing method for detecting the outer diameter of the impeller is that workers manually detect the outer diameter of the impeller by using a ruler, a tape measure and the like, the error is large, the efficiency is low, and particularly the quality problem of the gravity center deviation of the impeller is difficult to detect.

Therefore, a new solution is needed to solve this problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a centrifugal fan impeller check out test set convenient to detect impeller external diameter roundness.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a centrifugal fan impeller check out test set, includes the mounting bracket, it is connected with the sleeve to rotate on the mounting bracket, be provided with the fixed subassembly that is used for fixed impeller on the sleeve, be provided with the support frame on the mounting bracket, detachably is connected with the amesdial on the support frame, be provided with the fine setting subassembly that is used for adjusting the impeller position on the mounting bracket.

Through adopting above-mentioned technical scheme, when the roundness of detection impeller external diameter, install the impeller on the sleeve earlier, fix the impeller through fixed subassembly afterwards, make the impeller can rotate on the mounting bracket along with the sleeve, adjust the position of impeller on the mounting bracket through the fine setting subassembly afterwards, make the external diameter edge of impeller can be better contradict with the amesdial, after impeller installation is accomplished, stir the impeller edge through the staff and make the impeller can take the sleeve to rotate on the mounting bracket, make the deviation of the measurement impeller external diameter that the amesdial can relax, and convenient for operation, can be more relaxed measure the problem of impeller focus skew, avoid centrifugal fan operation unstability and noise production.

The utility model discloses further set up to: the sleeve is rotatably connected to the mounting frame through a bearing and comprises a barrel body, a connecting plate is arranged on the outer peripheral wall of the barrel body, the fixing assembly comprises a pressing plate arranged above the barrel body, and a fixing structure used for being connected with the connecting plate is arranged on the pressing plate.

By adopting the technical scheme, the impeller is placed on the connecting plate due to the arrangement of the connecting plate, then the impeller is tightly supported by the upper pressing plate, and the pressing plate and the connecting plate are connected by the fixing structure, so that the installation process of the impeller is completed, and the operation is convenient.

The utility model discloses further set up to: the fixing structure comprises a plurality of bolts arranged on the pressing plate, a plurality of slots used for the bolts to be clamped are formed in the connecting plate, the pressing plate is connected with a bolt in a rotating mode, and threaded holes matched with the bolt are formed in the inner peripheral wall of the sleeve.

Through adopting above-mentioned technical scheme, owing to be provided with the bolt, through passing the bolt impeller and block go into in the slot for the impeller can rotate along with the sleeve, and through with bolt screw in screwed hole, make clamp plate and connecting plate with the tight clamp of impeller diapire firmly, make the impeller be difficult for rocking more, connect more stably.

The utility model discloses further set up to: the fine setting subassembly includes threaded connection's bottom plate on the mounting bracket, be provided with the guide block on the bottom plate, the spout has been seted up on the guide block, the spout internal rotation is connected with the threaded rod, the threaded rod runs through the guide block and stretches out the guide block outside, threaded connection has the briquetting on the threaded rod.

Through adopting above-mentioned technical scheme, owing to be provided with the guide block, the spout of guide block rotates and is connected with the threaded rod, stretch out outside one end through rotating the threaded rod, and spacing through the spout to the piece of supporting, make the piece of supporting can be axial motion along the length direction of threaded rod, thereby make the piece of supporting conflict impeller and promote the impeller and carry out position control to the impeller, thereby make that the impeller can be better contradict with the amesdial, and make the operation of adjustment impeller position go on through rotating the threaded rod, it is more convenient laborsaving.

The utility model discloses further set up to: the bottom of the pressing block is provided with a sliding block, and a sliding cavity for clamping the sliding block is formed in the bottom surface of the sliding groove along the length direction of the guide block.

Through adopting above-mentioned technical scheme, owing to be provided with the slider and be used for the sliding chamber that the slider card is gone into, spacing through the sliding chamber to the slider for when the briquetting removed on the spout, difficult emergence was rocked, and is more stable.

The utility model discloses further set up to: the support frame includes the pedestal, be provided with the stand on the pedestal, sliding connection has the horizontal pole on the stand, the amesdial includes the measuring needle, the one end that the stand was kept away from to the horizontal pole articulates there is the needle cover that is used for the measuring needle card to go into, the one end that the measuring needle was kept away from to the amesdial is provided with the installation cover that is used for the stand card to go into.

Through adopting above-mentioned technical scheme, owing to be provided with needle cover and installation cover, go into in the needle cover through the survey probe card with the amesdial, with the installation cover card on the amesdial on the stand for the amesdial is difficult for taking place to rock, and the data that measure out are more accurate.

The utility model discloses further set up to: the horizontal pole is including the adapter sleeve that is used for the stand card to go into, adapter sleeve one side is seted up with the inside opening that communicates of adapter sleeve, threaded connection has fastening screw on the opening.

Through adopting above-mentioned technical scheme, owing to be provided with the adapter sleeve, seted up the opening on the adapter sleeve, opening female connection has fastening screw for the adapter sleeve is easily taken place to warp at the opening part, makes the opening reduce gradually through rotating fastening screw, thereby makes the adapter sleeve can firmly block the stand, makes the horizontal pole difficult emergence rock more.

The utility model discloses further set up to: the one end that the horizontal pole was kept away from to the needle cover is seted up with the inside opening that communicates of needle cover, threaded connection has the clamp table screw on the opening.

Through adopting above-mentioned technical scheme, because the opening has been seted up on the needle cover, threaded connection has the clamp table screw on the opening for the needle cover is easily taken place to warp in opening department, makes and presss from both sides the table screw through rotating and can reduce the opening, thereby makes the needle cover can firmly block the measuring pin, makes the measuring pin of amesdial difficult more take place to rock, thereby makes the measuring result of amesdial more accurate.

To sum up, the utility model discloses following beneficial effect has: when the roundness of detection impeller external diameter, install the impeller on the sleeve earlier, fix the impeller through fixed subassembly afterwards, make the impeller can rotate on the mounting bracket along with the sleeve, adjust the position of impeller on the mounting bracket through the fine setting subassembly afterwards, make the external diameter edge of impeller can be better contradict with the amesdial, accomplish the back at the impeller installation, stir the impeller edge through the staff and make the impeller can take the sleeve to rotate on the mounting bracket, make the deviation of the measurement impeller external diameter that the amesdial can relax, and convenient for operation, can be more relaxed measure the problem of impeller focus skew, avoid centrifugal fan operation unstability and noise generation.

Drawings

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

FIG. 2 is a schematic structural view of the middle sleeve and the fixing assembly of the present invention;

FIG. 3 is a schematic structural view of the middle support frame and the dial indicator of the present invention;

fig. 4 is a schematic structural view of the middle fine adjustment assembly of the present invention.

In the figure: 1. a mounting frame; 2. a sleeve; 3. a support frame; 4. a dial indicator; 5. a barrel; 6. a connecting plate; 7. pressing a plate; 8. a bolt; 9. a slot; 10. a bolt; 11. a threaded hole; 12. a base plate; 13. a guide block; 14. a chute; 15. a threaded rod; 16. a pressing block; 17. a slider; 18. a sliding cavity; 19. a base body; 20. a column; 21. a cross bar; 22. measuring a needle; 23. a needle sleeve; 24. installing a sleeve; 25. connecting sleeves; 26. an opening; 27. fastening screws; 28. a port; 29. and (4) a meter clamping screw.

Detailed Description

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

A centrifugal fan impeller detection device is shown in figures 1 to 4 and comprises a mounting frame 1, a sleeve 2 is rotatably connected to the mounting frame 1, a fixing component for fixing an impeller is arranged on the sleeve 2, the sleeve 2 is rotatably connected to the mounting frame 1 through a bearing, the sleeve 2 comprises a barrel 5, a connecting plate 6 is arranged on the outer peripheral wall of the barrel 5, the fixing component comprises a pressing plate 7 arranged above the barrel 5, a fixing structure for connecting with the connecting plate 6 is arranged on the pressing plate 7, the fixing structure comprises a plurality of bolts 8 arranged on the pressing plate 7, a plurality of slots 9 for clamping the bolts 8 are arranged on the connecting plate 6, bolts 10 are rotatably connected inside the pressing plate 7, threaded holes 11 matched with the bolts 10 are arranged on the inner peripheral wall of the sleeve 2, a support frame 3 is arranged on the mounting frame 1, a dial indicator 4 is detachably connected to the support frame 3, the base body 19 is provided with a column 20, the column 20 is slidably connected with a cross rod 21, the cross rod 21 comprises a connecting sleeve 25 used for clamping the column 20, one side of the connecting sleeve 25 is provided with an opening 26 communicated with the inside of the connecting sleeve 25, the opening 26 is in threaded connection with a fastening screw 27, the dial indicator 4 comprises a measuring needle 22, one end of the cross rod 21 far away from the column 20 is hinged with a needle sleeve 23 used for clamping the measuring needle 22, one end of the needle sleeve 23 far away from the cross rod 21 is provided with a through hole 28 communicated with the inside of the needle sleeve 23, the through hole 28 is in threaded connection with a clamp screw 29, one end of the dial indicator 4 far away from the measuring needle 22 is provided with an installation sleeve 24 used for clamping the column 20, the installation rack 1 is provided with a fine adjustment assembly used for adjusting the position of an impeller, the fine adjustment assembly comprises a bottom plate 12 in, the threaded rod 15 penetrates through the guide block 13 and extends out of the guide block 13, the pressing block 16 is connected to the threaded rod 15 in a threaded mode, the sliding block 17 is arranged at the bottom of the pressing block 16, and the sliding cavity 18 used for clamping the sliding block 17 is formed in the bottom face of the sliding groove 14 in the length direction of the guide block 13.

When detecting the roundness of impeller external diameter, on aligning and installing the sleeve 2 on the mounting bracket 1 with opening 28 on the impeller earlier, fix the impeller through fixed subassembly afterwards, make the impeller can rotate on mounting bracket 1 along with sleeve 2, adjust the position of impeller on mounting bracket 1 through the fine setting subassembly afterwards, make the external diameter edge of impeller can be better contradict with amesdial 4, accomplish the back at the impeller installation, stir the impeller edge through the staff and make the impeller can take sleeve 2 to rotate on mounting bracket 1, make the deviation of measurement impeller external diameter that amesdial 4 can be relaxed, and convenient for operation, the problem of measuring impeller focus skew that can relax, avoid centrifugal fan operation unstability and noise production.

Because the connecting plate 6 is arranged on the sleeve 2, when the impeller is installed, the impeller is placed on the connecting plate 6, then the pressing plate 7 is installed to tightly support the impeller, and the pressing plate 7 is connected with the connecting plate 6 through the fixing structure, so that the installation process of the impeller is completed, and the operation is convenient.

Owing to be provided with bolt 8, pass the impeller with bolt 8 and go into in the slot 9 is gone into to the card, through slot 9 spacing to bolt 8 for the impeller can rotate along with sleeve 2, and through with bolt 10 screw in screw hole 11, make clamp plate 7 and connecting plate 6 can be with the tight clamp of impeller wall firmly, make the impeller be difficult for rocking more, connect more stably.

Because the fine setting subassembly includes

guide block

13, 14 internal rotations in the spout of guide block 13 are connected with threaded rod 15, stretch out outside one end through rotating threaded rod 15, and spacing through spout 14 to suppression piece 16, make suppression piece 16 can be axial motion along the length direction of threaded rod 15, thereby make 16 conflict impellers of suppression piece and promote the impeller and carry out position adjustment to the impeller, thereby make that the impeller can be better contradict with amesdial 4, and make the operation of adjustment impeller position go on through rotating threaded rod 15, it is more convenient laborsaving.

Due to the fact that the sliding block 17 and the sliding cavity 18 used for clamping the sliding block 17 are arranged, the sliding block 17 is limited through the sliding cavity 18, and the pressing block 16 is not prone to shaking and is stable when moving on the sliding groove 14.

Owing to be provided with needle cover 23 and installation cover 24, when installing amesdial 4, only need to go into needle cover 23 with the measuring needle 22 card of amesdial 4 in, with the installation cover 24 card on the amesdial 4 on stand 20, through needle cover 23 to measuring needle 22 spacing, through stand 20 to installation cover 24 spacing for amesdial 4 is difficult for taking place to rock, and the data of measuring out are more accurate.

Due to the fact that the connecting sleeve 25 is arranged, the opening 26 is formed in the connecting sleeve 25, the fastening screw 27 is connected to the inner thread of the opening 26, the connecting sleeve 25 is prone to deforming at the opening 26 due to the fact that the opening 26 is formed in the opening 26, the opening 26 is gradually reduced by rotating the fastening screw 27, the connecting sleeve 25 can be firmly clamped on the upright post 20, and the cross rod 21 is not prone to shaking.

Because seted up opening 28 on the needle cover 23, threaded connection has clamp table screw 29 on opening 28 for needle cover 23 is easy to take place to warp in opening 28 department, makes and to reduce opening 28 through rotating clamp table screw 29, thereby makes needle cover 23 can firmly block measuring needle 22, makes the measuring needle 22 of amesdial 4 be difficult for taking place to rock more, thereby makes the measuring result of amesdial 4 more accurate.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a centrifugal fan impeller check out test set which characterized in that: including mounting bracket (1), it is connected with sleeve (2) to rotate on mounting bracket (1), be provided with the fixed subassembly that is used for fixed impeller on sleeve (2), be provided with support frame (3) on mounting bracket (1), detachably is connected with amesdial (4) on support frame (3), be provided with the fine setting subassembly that is used for adjusting the impeller position on mounting bracket (1).

2. The centrifugal fan impeller inspection apparatus of claim 1, wherein: sleeve (2) rotate to be connected on mounting bracket (1) through the bearing, sleeve (2) include barrel (5), be provided with connecting plate (6) on barrel (5) periphery wall, fixed subassembly is including setting up clamp plate (7) in barrel (5) top, be provided with the fixed knot who is used for being connected with connecting plate (6) on clamp plate (7).

3. The centrifugal fan impeller inspection apparatus of claim 2, wherein: fixed knot constructs including a plurality of bolts (8) of setting on clamp plate (7), set up a plurality of slots (9) that are used for bolt (8) card to go into on connecting plate (6), clamp plate (7) inside rotation is connected with bolt (10), seted up on sleeve (2) internal perisporium with bolt (10) assorted screw hole (11).

4. The centrifugal fan impeller inspection apparatus of claim 1, wherein: the fine setting subassembly includes bottom plate (12) of threaded connection on mounting bracket (1), be provided with guide block (13) on bottom plate (12), spout (14) have been seted up on guide block (13), spout (14) internal rotation is connected with threaded rod (15), threaded rod (15) run through guide block (13) and stretch out guide block (13) outside, threaded connection has suppression piece (16) on threaded rod (15).

5. The centrifugal fan impeller inspection apparatus of claim 4, wherein: the bottom of the pressing block (16) is provided with a sliding block (17), and a sliding cavity (18) for clamping the sliding block (17) is formed in the bottom surface of the sliding groove (14) along the length direction of the guide block (13).

6. The centrifugal fan impeller inspection apparatus of claim 1, wherein: support frame (3) are including pedestal (19), be provided with stand (20) on pedestal (19), sliding connection has horizontal pole (21) on stand (20), amesdial (4) are including survey needle (22), the one end that stand (20) were kept away from in horizontal pole (21) articulates there is needle cover (23) that are used for survey needle (22) card to go into, the one end that survey needle (22) were kept away from in amesdial (4) is provided with installation cover (24) that are used for stand (20) card to go into.

7. The centrifugal fan impeller inspection apparatus of claim 6, wherein: horizontal pole (21) are including adapter sleeve (25) that are used for stand (20) to go into, adapter sleeve (25) one side seted up with the inside opening (26) that communicate of adapter sleeve (25), threaded connection has fastening screw (27) on opening (26).

8. The centrifugal fan impeller inspection apparatus of claim 6, wherein: one end of the needle sleeve (23) far away from the cross rod (21) is provided with a through hole (28) communicated with the interior of the needle sleeve (23), and the through hole (28) is connected with a meter clamping screw (29) in a threaded manner.