CN206738122U - Power station auxiliary feedwater pneumatic pump hypervelocity flyball adjustment instrument - Google Patents
Power station auxiliary feedwater pneumatic pump hypervelocity flyball adjustment instrument Download PDFInfo
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- CN206738122U CN206738122U CN201720448924.7U CN201720448924U CN206738122U CN 206738122 U CN206738122 U CN 206738122U CN 201720448924 U CN201720448924 U CN 201720448924U CN 206738122 U CN206738122 U CN 206738122U
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Abstract
A kind of power station auxiliary feedwater pneumatic pump hypervelocity flyball adjustment instrument, including support and the rotating device on support；The both ends of support are provided with fixing hole, and the centre position of support is provided with standing groove and through hole, standing groove and the concentric setting of through hole, and the first scale is provided with support and positioned at the side of standing groove；Rotating device includes the dial in standing groove and is located at the handle and driving end of support both sides respectively；Some second scales are evenly equipped with the periphery of dial；Handle connects dial, and one end of driving end is provided with latch through through hole connection handle, the other end.This programme is referred on support the second scale rotation scale on the first scale and dial, reach the purpose of the position of centre of gravity of adjustment flyball component by adjusting the rotational angle of dial, this programme is because there is the instruction of the second scale on the first scale and the dial on support, it is therefore provided that the center of gravity of flyball component can be adjusted correctly, will not toning.
Description
Technical field
The utility model belongs to adjustment technical field of tools, more particularly to a kind of power station auxiliary feedwater pneumatic pump hypervelocity flyball
Adjustment instrument.
Background technology
The hypervelocity flyball component of Ling'ao nuclear power plant second phase auxiliary feedwater pneumatic pump is located at the stage casing of rotor, and rotor penetrates cylinder
Its flyball position is placed in the middle hydroecium of pneumatic pump afterwards, as shown in figure 1, for it is existing for the Ling'ao nuclear power plant second phase aid in
The structural representation of the hypervelocity flyball component of water pneumatic pump；The flyball component 120 is installed in rotor 110, the flyball component 120
Interior flyball 122, the adjustment bolt of the outer one end of flyball 121 of threaded connection including outer flyball 121, in the outer flyball 121
123rd, it is threadedly coupled the fixing bolt 125 of the outer other end of flyball 121, is sheathed on the outer spring 126 and set of the outer periphery of flyball 121
Inner spring 127 located at the interior periphery of flyball 122；Adjustment bolt 123 and fixing bolt 125 are threadedly coupled rotor 110；Adjust spiral shell
Side of the bolt 123 away from fixing bolt is provided with circular hole 124, and circular hole 124 is used to insert to drive regulating bolt for adjustment instrument
Rotation, so that the position of centre of gravity of whole flyball component is adjusted in rotor.
Need to be adjusted the position of centre of gravity of flyball component when overhaul overspeed test is unqualified every time, hypervelocity value is to flyball
Position of centre of gravity it is very sensitive, center of gravity often changes 0.01mm (corresponding adjustment bolt arc length about 0.3mm), and hypervelocity value changes are about
50rpm。
Although method that original adjustment instrument provides the center of gravity for adjusting flyball, but also there is following deficiency
Place：1st, Adjustment precision does not reach requirement, every time easy toning after adjustment；2nd, adjustment amount can only use chi without graduation indication after adjustment
Son is estimated, and Adjustment precision is poor.
Utility model content
Based on this, the utility model is for easy mistake after the existing adjustment instrument for adjusting flyball center of gravity every time adjustment
Adjust, and can only be estimated during adjustment with ruler, the problem of Adjustment precision difference, there is provided one kind is not easy toning and is not required to use ruler when adjusting
Range estimation, the high power station auxiliary feedwater pneumatic pump hypervelocity flyball adjustment instrument of Adjustment precision.
In order to realize the purpose of this utility model, the utility model uses following technical scheme：
A kind of power station auxiliary feedwater pneumatic pump hypervelocity flyball adjustment instrument, including support and the rotation on the support
Device；The both ends of the support are provided with fixing hole, and the centre position of the support is provided with standing groove and through hole, the standing groove and
The concentric setting of through hole, the first scale is provided with the support and positioned at the side of the standing groove；The rotating device includes
Dial in the standing groove and the handle and driving end for being located at the support both sides respectively；The periphery of the dial
On be evenly equipped with some second scales；The handle connects the dial, and one end of the driving end connects through the through hole
The handle, the other end are provided with latch.
This programme on support by by setting one first scale, then by being provided with the rotating device of dial,
The second scale is evenly equipped with the periphery of dial, the second scale rotation being referred on support on the first scale and dial is carved
Scale, reach the purpose of the position of centre of gravity of adjustment flyball component by adjusting the rotational angle of dial, this programme is because have
The instruction of the second scale on the first scale and dial on support, it is therefore provided that the center of gravity of flyball component can obtain correctly
Adjustment, will not toning.
In a wherein embodiment, the support includes rack body, the connecting plate and two of the two connection rack bodies
The fixed plate of two connecting plate is connected respectively；The fixed plate is located at the both sides of the rack body respectively；The standing groove,
Through hole and the first scale are located on the rack body；The fixed hole position is in the fixed plate.
In a wherein embodiment, the fixing hole is elongated hole.
In a wherein embodiment, the handle includes tommy bar, mobile jib, clamping block and the connector being sequentially connected；It is described
Clamping block is connected in the blocked hole that the dial centre is set；The connector connects the driving end.
In a wherein embodiment, the cross section of the clamping block and the cross section of blocked hole it is triangular in shape, it is square or
Polygon.
In a wherein embodiment, the connector is threadedly coupled the driving end.
In a wherein embodiment, the connector lateral wall is provided with external screw thread, and the company is corresponded on the driving end
Joint is provided with connecting hole, and the connecting hole is provided with the internal thread being engaged with the external screw thread, and the connector stretches into the company
Connect hole internal thread and connect the driving end.
In a wherein embodiment, the driving end has the body of rod and driving head being connected, and the connecting hole is located at institute
State on the body of rod, the latch is on the driving head.
Brief description of the drawings
Fig. 1 is the structural representation of the existing hypervelocity flyball component for Ling'ao nuclear power plant second phase auxiliary feedwater pneumatic pump
Figure；
Fig. 2 is that the power station auxiliary feedwater pneumatic pump hypervelocity flyball described in the preferred embodiment of the utility model one adjusts instrument
Structural representation；
Fig. 3 is that power station auxiliary feedwater pneumatic pump shown in Fig. 1 flyball that exceeds the speed limit adjusts instrument and is used to adjusting and existing is used for ridge
The schematic diagram of the hypervelocity flyball component of Australia's nuclear power station second phase auxiliary feedwater pneumatic pump；
Fig. 4 is the structural representation of the support of the power station auxiliary feedwater pneumatic pump hypervelocity flyball adjustment instrument shown in Fig. 1；
Fig. 5 is the structural representation of the dial of the power station auxiliary feedwater pneumatic pump hypervelocity flyball adjustment instrument shown in Fig. 1；
Fig. 6 is the structural representation of the handle of the power station auxiliary feedwater pneumatic pump hypervelocity flyball adjustment instrument shown in Fig. 1；
Fig. 7 is the structural representation of the driving end of the power station auxiliary feedwater pneumatic pump hypervelocity flyball adjustment instrument shown in Fig. 1.
Fig. 1 is into Fig. 7：
110th, rotor；120th, flyball component；121st, outer flyball；122nd, interior flyball；123rd, adjustment bolt；124th, circular hole；
125th, fixing bolt；126th, outer spring；127th, inner spring；130th, power station auxiliary feedwater pneumatic pump hypervelocity flyball adjustment instrument；10、
Support；11st, fixing hole；12nd, standing groove；13rd, through hole；14th, the first scale；15th, rack body；16th, connecting plate；17th, fixed plate；
20th, dial；21st, the second scale；22nd, blocked hole；30th, handle；31st, tommy bar；32nd, mobile jib；33rd, clamping block；34th, connector；
40th, driving end；41st, latch；42nd, connecting hole；43rd, the body of rod；44th, driving head.
Embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
State.Preferred embodiment of the present utility model is given in accompanying drawing.But the utility model can come in fact in many different forms
It is existing, however it is not limited to embodiment described herein.On the contrary, the purpose for providing these embodiments is made to public affairs of the present utility model
Open the understanding more thorough and comprehensive of content.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.
Fig. 2 to Fig. 7 is referred to, is that a kind of power station auxiliary feedwater pneumatic pump hypervelocity of the preferred embodiment of the utility model one flies
Hammer adjustment instrument 130, including support 10 and the rotating device on support 10 into shape.
Fig. 3 to Fig. 5 is referred to, the both ends of support 10 are provided with fixing hole 11, and the centre position of support 10 is provided with standing groove 12
With through hole 13, the 13 concentric setting of standing groove 12 and through hole, the first scale is provided with support 10 and positioned at the side of standing groove 12
14；Rotating device includes the dial 20 of pivot joint support 10 and is located at the handle 30 and driving end 40 of the both sides of support 10 respectively；Carve
Scale 20 is located in standing groove 12, and some second scales are evenly equipped with the periphery of dial 20；Handle 30 connects dial 20, pulls
40 one end connects handle 30 through through hole 13 at hand, and the other end is provided with latch 41.Power station auxiliary feedwater pneumatic pump hypervelocity flyball
Adjustment instrument 130 is located in rotor 110, and rotor 110 is located at the middle hydroecium of pneumatic pump, the center of gravity of adjustment flyball component 120
When, support 10 is first installed on middle hydroecium by fixing hole 11；Then the through hole 13 of rotating device through support 10 is installed
In on support 10, after installing, dial 20 is located in standing groove 12, and latch 41 inserts in the adjustment bolt 123 of flyball component 120
In the circular hole 124 of upper setting, hand rotational handle 30 is then used, handle 30 drives latch 41 to drive adjustment bolt 123 to rotate, because
Flyball component 120 is located in rotor 110, and the adjustment bolt 123 of flyball component 120 is threadedly coupled rotor 110, therefore adjusts spiral shell
Bolt 123 can rotate motion relative to rotor 110, and the position of centre of gravity of whole flyball component 120 is changed in rotor 110
Become, with reference to the rotation scale 20 of the second scale 21 on the first scale 13 and dial 20 on support 10, to adjust dial 20
Rotational angle reach the purpose of the position of centre of gravity of adjustment flyball component 120；The angle of motion needed for having been rotated when dial 20
After degree, stop operating handle 30, and the adjustment work of the position of centre of gravity of flyball component 120 terminates.
This programme by by setting one first scale 13 over the mount 10, then by being provided with the rotation of dial 20
Device, the second scale 21 is evenly equipped with the periphery of dial 20, is referred on support 10 on first scale 13 and dial
The rotation scale 20 of second scale 21, reach the position of centre of gravity of adjustment flyball component by adjusting the rotational angle of dial 20
Purpose, this programme is because there is the instruction of the second scale 21 on the first scale 13 and dial 20 on support 10, so make
Obtaining the center of gravity of flyball component can correctly be adjusted, will not toning.
Support 10 includes rack body 15, the connecting plate 16 and two of two connecting bracket main bodys 15 connects two connecting plates 16 respectively
Fixed plate 17；Fixed plate 17 is located at the both sides of rack body 15 respectively；Standing groove 12, the scale 13 of through hole 13 and first are positioned at branch
On frame body 15；Fixing hole 11 is located in fixed plate 17.
Preferably, fixing hole 11 is elongated hole.It is elongated hole by setting fixing hole 11, if the tune of latch 41 and flyball component
The circular hole decentraction set on whole bolt, position of the support 10 relative to flyball can be adjusted by the fixing hole 11 on support 10,
So that circular hole and the circular hole in adjustment bolt are concentric.Further, elongated hole is preferably mounting hole.
Referring to Fig. 6, handle 30 includes tommy bar 31, mobile jib 32, clamping block 33 and the connector 34 being sequentially connected；Clamping block
33 are connected in the square opening of the centre of dial 20 setting；Connector 34 connects driving end 40.
The cross section of the clamping block 33 and cross section of blocked hole 22 is triangular in shape, square or polygon.In the present embodiment
In, the cross section of clamping block 33 and the cross section of blocked hole 22 are square.
Connector 34 is threadedly coupled driving end 40, in order to the dismounting between handle 30 and driving end 40.Further, even
The lateral wall of joint 34 is provided with external screw thread, and connector 34 is corresponded on driving end 40 and is provided with connecting hole 42, connecting hole 42 be provided with it is outer
The internal thread that screw thread is engaged, connector 34 stretch into the internal thread of connecting hole 42 connection driving end 40.
Referring to Fig. 7, driving end 40 has the body of rod 43 and driving head 44 being connected, connecting hole 42 is located on the body of rod 43,
Latch 41 is on driving head 44.
Embodiment described above only expresses a kind of embodiment of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (8)
1. a kind of power station auxiliary feedwater pneumatic pump hypervelocity flyball adjustment instrument, it is characterised in that including support and located at the branch
Rotating device on frame；The both ends of the support are provided with fixing hole, and the centre position of the support is provided with standing groove and through hole, institute
State standing groove and the concentric setting of through hole, the first scale is provided with the support and positioned at the side of the standing groove；The rotation
Rotary device includes the dial in the standing groove and is located at the handle and driving end of the support both sides respectively；The quarter
Some second scales are evenly equipped with the periphery of scale；The handle connects the dial, and one end of the driving end passes through institute
State through hole and connect the handle, the other end is provided with latch.
2. power station auxiliary feedwater pneumatic pump hypervelocity flyball adjustment instrument according to claim 1, it is characterised in that the branch
Frame connects the fixed plate of two connecting plate including rack body, the connecting plate of the two connection rack bodies and two respectively；Institute
State the both sides that fixed plate is located at the rack body respectively；The standing groove, through hole and the first scale are located at the rack body
On；The fixed hole position is in the fixed plate.
3. power station auxiliary feedwater pneumatic pump hypervelocity flyball adjustment instrument according to claim 2, it is characterised in that described solid
It is elongated hole to determine hole.
4. power station auxiliary feedwater pneumatic pump hypervelocity flyball adjustment instrument according to claim 1, it is characterised in that the hand
Handle includes tommy bar, mobile jib, clamping block and the connector being sequentially connected；The clamping block is connected in the dial centre and set
In the blocked hole put；The connector connects the driving end.
5. power station auxiliary feedwater pneumatic pump hypervelocity flyball adjustment instrument according to claim 4, it is characterised in that the card
Connect block cross section and blocked hole cross section is triangular in shape, square or polygon.
6. power station auxiliary feedwater pneumatic pump hypervelocity flyball adjustment instrument according to claim 4, it is characterised in that the company
Joint screw thread connects the driving end.
7. power station auxiliary feedwater pneumatic pump hypervelocity flyball adjustment instrument according to claim 6, it is characterised in that the company
Joint lateral wall is provided with external screw thread, and the connector is corresponded on the driving end and is provided with connecting hole, the connecting hole be provided with
The internal thread that the external screw thread is engaged, the connector stretch into the connecting hole internal thread and connect the driving end.
8. power station auxiliary feedwater pneumatic pump hypervelocity flyball adjustment instrument according to claim 7, it is characterised in that described to pull
There is the body of rod and driving head being connected at hand, for the connecting hole on the body of rod, the latch is located at the driving head
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720448924.7U CN206738122U (en) | 2017-04-26 | 2017-04-26 | Power station auxiliary feedwater pneumatic pump hypervelocity flyball adjustment instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720448924.7U CN206738122U (en) | 2017-04-26 | 2017-04-26 | Power station auxiliary feedwater pneumatic pump hypervelocity flyball adjustment instrument |
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| Publication Number | Publication Date |
|---|---|
| CN206738122U true CN206738122U (en) | 2017-12-12 |
Family
ID=60560764
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720448924.7U Active CN206738122U (en) | 2017-04-26 | 2017-04-26 | Power station auxiliary feedwater pneumatic pump hypervelocity flyball adjustment instrument |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111805462A (en) * | 2020-07-17 | 2020-10-23 | 福建福清核电有限公司 | Pneumatic auxiliary water feed pump mechanical flyweight adjusting tool and method |
| CN112082743A (en) * | 2020-07-30 | 2020-12-15 | 中广核核电运营有限公司 | Overspeed protection test bed and overspeed protection test method |
| CN114215735A (en) * | 2021-12-14 | 2022-03-22 | 江苏核电有限公司 | Complete tool for regulating rotating speed of steam-driven pump of nuclear power station |
| CN114459741A (en) * | 2021-09-02 | 2022-05-10 | 福建福清核电有限公司 | Off-line calibration method for mechanical flyweight of pneumatic pump |
-
2017
- 2017-04-26 CN CN201720448924.7U patent/CN206738122U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111805462A (en) * | 2020-07-17 | 2020-10-23 | 福建福清核电有限公司 | Pneumatic auxiliary water feed pump mechanical flyweight adjusting tool and method |
| CN111805462B (en) * | 2020-07-17 | 2024-04-09 | 福建福清核电有限公司 | Mechanical flyweight adjusting tool and method for pneumatic auxiliary water supply pump |
| CN112082743A (en) * | 2020-07-30 | 2020-12-15 | 中广核核电运营有限公司 | Overspeed protection test bed and overspeed protection test method |
| CN114459741A (en) * | 2021-09-02 | 2022-05-10 | 福建福清核电有限公司 | Off-line calibration method for mechanical flyweight of pneumatic pump |
| CN114215735A (en) * | 2021-12-14 | 2022-03-22 | 江苏核电有限公司 | Complete tool for regulating rotating speed of steam-driven pump of nuclear power station |
| CN114215735B (en) * | 2021-12-14 | 2024-05-10 | 江苏核电有限公司 | Complete tool for adjusting rotating speed of pneumatic pump of nuclear power station |
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