CN207112056U - Nuclear power generating sets injection needle-like valve-regulated devices - Google Patents
Nuclear power generating sets injection needle-like valve-regulated devices Download PDFInfo
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- CN207112056U CN207112056U CN201721046187.4U CN201721046187U CN207112056U CN 207112056 U CN207112056 U CN 207112056U CN 201721046187 U CN201721046187 U CN 201721046187U CN 207112056 U CN207112056 U CN 207112056U
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- injection needle
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- axle
- generating sets
- power generating
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Abstract
The utility model discloses nuclear power generating sets with needle-like valve-regulated devices are sprayed, include the external flanges and internal flange at the preformed hole both ends being connected on wall；Axle is connected with by axle sleeve and stop collar in described external flanges and internal flange；Described axle one end is provided with the joint pipe structure being connected with injection needle valve, and the other end is disposed with handle, takes off power apparatus and shaft gear；Instruction device is connected between described shaft gear and wall；Avoid operating personnel and enter in radiation areas the operation for carrying out spraying needle valve, and do not influenceed by operating space size, security reliability is high.
Description
Technical field
The valve technology field of nuclear power generating sets is the utility model is related to, in particular to a kind of easy to operate, safety
Reliable AP1000 heap-type nuclear power generating sets injection needle-like valve-regulated devices.
Background technology
Nuclear power generating sets are by reactor and its supporting Turbo-generator Set, and to maintain their normal operations and guarantee
The basic generator unit of the required system of safety and facility composition；In nuclear power generating sets, some equipment and device for using, it is necessary to
Emphasis considers the safety problem such as nuclear radiation, including equipment and device material in itself, and the convenient degree of operation of operating personnel
And security；Needle valve is sprayed because it is a kind of valve that can accurately adjust, therefore is widely used in nuclear power generating sets,
Due to its design feature, it is generally used in narrow space, it usually needs manual operation is carried out, if operating personnel directly enter
Enter and operated in the nuclear radiation region of nuclear power generating sets, it is inconvenient for operation due to narrow space, and also it is hidden greatly safety to be present
Suffer from.
The content of the invention
The utility model purpose is to provide a kind of easy to operate, safe and reliable nuclear power generating sets and filled with the valve regulation of injection needle-like
Put, solve above technical problem.
In order to realize above-mentioned technical purpose, reach above-mentioned technical requirements, technical scheme is used by the utility model：
Nuclear power generating sets injection needle-like valve-regulated devices, including the external flanges at the preformed hole both ends being connected on wall and inside
Flange；Axle is connected with by axle sleeve and stop collar in described external flanges and internal flange；It is characterized in that：Described axle one end
The joint pipe structure being connected with injection needle valve is provided with, the other end is disposed with handle, takes off power apparatus and shaft gear；Described
Instruction device is connected between shaft gear and wall.
As preferable technical scheme：Connected between described joint pipe structure and axle and injection needle valve by universal joint
Connect.
As preferable technical scheme：Described joint pipe structure includes the hollow circular-tube being connected with the universal joint on axle；
Pullover is provided with described hollow circular-tube inner wall of end；It is provided with described pullover and the universal joint on injection needle valve
The connecting rod of connection.
As preferable technical scheme：Connected mode between described handle and de- power apparatus is bolt connection.
As preferable technical scheme：Described de- power apparatus include by take off power axle sleeve be connected on axle de- power set and
Pass through key and the de- power panel of axis connection；Described de- power set is pressed on de- power panel by being arranged on the nut of shaft end；
Described de- power is provided with compression spring and ball between covering and taking off power panel.
As preferable technical scheme：Described de- power, which is put, to be provided with several and is used to accommodate compression spring and ball
Through hole；The thread segment for fitted bolt regulation compression spring decrement is additionally provided with described through hole.
As preferable technical scheme：Several half-arc grooves with ball engagement are provided with described de- power panel.
As preferable technical scheme：Described through hole is equal with half-arc groove quantity.
As preferable technical scheme：Described instruction device includes the gear housing being connected on wall；Described tooth
The first gear component being connected with shaft gear and the second gear component being connected with first gear component, side are provided with roller box body
Dial plate is provided with face；The pointer with dial plate adapted is provided with described second gear component.
The beneficial effects of the utility model are：Nuclear power generating sets injection needle-like valve-regulated devices, are provided with axle, one end of axle
The joint pipe structure being connected with injection needle valve is provided with, the other end is disposed with handle, takes off power apparatus and shaft gear；Adapter knot
Structure is arranged in the nuclear radiation environment of nuclear power generating sets, handle, and de- power apparatus and shaft gear are arranged in safe external environment condition, axle
Instruction device is connected between gear and wall；During actual use, by rotatable handle axle, the injection needle valve anglec of rotation is driven
Degree, by the opening angle of the indicative function control injection needle valve of instruction device, and unlatching and the pass of control injection needle valve
The state closed, it is easy to operate, by taking off moment of torsion during power apparatus control rotation, prevent damage injection needle valve, security reliability
Height, joint pipe structure is provided with, coordinates between each building block of joint pipe structure by proper tolerances, ensure that the concentric of connection
Degree, extends service life；Avoid operating personnel and enter in radiation areas the operation for carrying out spraying needle valve, and do not operated
The influence of space size.
Brief description of the drawings
Fig. 1 is the utility model mounting structure schematic diagram；
Fig. 2 is the utility model Figure 1A-A sectional views；
Fig. 3 is that the utility model takes off power apparatus structural representation；
Fig. 4 is the utility model instruction device front view；
Fig. 5 is the utility model instruction device cut-away view；
In figure：1. external flanges, 2. internal flanges, 3. axle sleeves, 4. stop collars, 5. axles, 6. joint pipe structures, 7. handles,
8. de- power apparatus, 9. shaft gears, 10. instruction devices, 11. universal joints, 12. de- power axle sleeves, 13. nuts, 101. walls, 102.
Preformed hole, 103. injection needle valves, 6-1. hollow circular-tubes, 6-2. pullovers, 6-3. connecting rods, 8-1. takes off power set, 8-2. takes off power panel,
8-3. compression springs, 8-4. balls, 8-5. through holes, 8-6. bolts, 8-7. thread segments, 8-8. half-arc grooves, 10-1. gear-boxes
Body, 10-2. first gears component, 10-3. second gears component, 10-4. dial plates, 10-5. pointers.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings；
In the accompanying drawings：Nuclear power generating sets injection needle-like valve-regulated devices, including the preformed hole being respectively welded on wall 101
The external flanges 1 and internal flange 2 at 102 both ends；Pass through axle sleeve 3 and stop collar 4 on described external flanges 1 and internal flange 2
It is connected with axle 5；Coordinate between described external flanges 1, internal flange 2, axle sleeve 3 and axle 5 by proper tolerances, ensure the same of connection
Heart degree；Described one end of axle 5 is provided with the joint pipe structure 6 being connected with injection needle valve 103, and the other end is disposed with handle 7,
De- power apparatus 8 and shaft gear 9；Connected mode between described handle 7 and de- power apparatus 8 is bolt connection；Described axle tooth
Instruction device 10 is connected between wheel 9 and wall 101；Pass through between described joint pipe structure 6 and axle 5 and injection needle valve 103
Universal joint 11 connects；During actual use, described joint pipe structure 6 ensure that concentric between axle 5 and injection needle valve 103
Degree, by the rotary shaft 5 of handle 7, drive injection needle valve 103 to rotate, the size of the anglec of rotation is controlled by instruction device 10, and
It can be seen that the state being turned on or off of injection needle valve 103, by taking off the moment of torsion during control rotation of power apparatus 8, first
The moment of torsion of the de- power apparatus 8 of regulation, before use, experiment obtains torque value, is selected according to working condition requirement, is sprayed when handle 7 drives
When the torque value that needle valve 103 rotates is more than the moment of torsion of de- power apparatus 8, de- power apparatus 8 disengages, and protects injection needle valve 103,
Easy to operate, security reliability is high.
In fig. 2：Described joint pipe structure 6 includes the hollow circular-tube 6-1 being connected with the universal joint 11 on axle 5；It is described
Hollow circular-tube 6-1 inner wall of end on be provided with pullover 6-2；It is provided with described pullover 6-2 with spraying on needle valve 103
The connecting rod 6-3 that universal joint 11 connects；Between described hollow circular-tube 6-1 and pullover 6-2, and pullover 6-2 and connecting rod 6-3 it
Between by proper tolerances coordinate, ensure that axle 5 and spray needle valve 103 between concentricity.
In figure 3：The de- power that described de- power apparatus 8 includes being connected on axle 5 by taking off power axle sleeve 12 covers 8-1 and passed through
The de- power panel 8-2 that key is connected with axle 5；Coordinate between described de- power axle sleeve 12 and axle 5 according to proper tolerances and be interference fitted, dress
Timing uses hot charging；Coordinate between described de- power axle sleeve 12 and de- power set 8-1 according to proper tolerances fit clearance；Described is de-
Power set 8-1 is pressed on de- power panel 8-2 by being arranged on the nut 13 of the end of axle 5；Described de- power set 8-1 and Tuo Li panels
Compression spring 8-3 and ball 8-4 are provided between 8-2；Be provided with described de- power set 8-1 several be used for accommodate compression bullet
Spring 8-3 and ball 8-4 through hole 8-5；It is additionally provided with described through hole 8-5 for fitted bolt 8-6 regulation compression springs 8-3
The thread segment 8-7 of decrement；Several half-arc groove 8-8 coordinated with ball 8-4 are provided with described de- power panel 8-2；
Described through hole 8-5 is equal with half-arc groove 8-8 quantity；During actual use, compression spring 8-3 pressure is adjusted by bolt 8-6
Contracting amount, moment of torsion is adjusted, now ball 8-4 is fitted in half-arc groove 8-8, when handle 7 drives the torsion of the injection rotation of needle valve 103
When square value is more than the moment of torsion of de- power apparatus 8, ball 8-4 in half-arc groove 8-8 by being disengaged, and now handle 7 and Tuo Li sets 8-1 are in
Idling conditions, injection needle valve 103 can not be driven to rotate, protect injection needle valve 103, security reliability height；When need again
It is secondary in use, continue rotary handle 7, until ball 8-4 is bonded with half-arc groove 8-8 again, regulating bolt 8-6, redefine
Moment of torsion, reuse.
In Fig. 4, Fig. 5：Described instruction device 10 includes the gear housing 10-1 being connected on wall 101；Described
It is provided with the first gear component 10-2 being connected with shaft gear 9 in gear housing 10-1 and is connected with first gear component 10-2
Second gear component 10-3, dial plate 10-4 is provided with side；It is provided with and dial plate 10- on described second gear component 10-3
The pointer 10-5 of 4 adapteds；During actual use, indexing numerical value is provided with dial plate 10-4, switch instruction point, by pointer 10-5,
It can be clearly seen that, the angle that injection needle valve 103 is opened, and the state at place at present, prevent and Lou close or leak
The situation of valve opening door, improve security, and control easy to operation.
Above-described embodiment is only intended to clearly illustrate the description that the utility model is made, and not to the limit of embodiment
It is fixed, to those of ordinary skill in the art, other various forms of changes can also be made on the basis of the above description
Or change, there is no necessity and possibility to exhaust all the enbodiments, and the obvious change thus amplified out
Or among changing still in the scope of protection of the utility model.
Claims (9)
1. nuclear power generating sets injection needle-like valve-regulated devices, including it is connected to wall（101）On preformed hole（102）Both ends
External flanges（1）And internal flange（2）；Described external flanges（1）And internal flange（2）On pass through axle sleeve（3）With it is spacing
Set（4）It is connected with axle（5）；It is characterized in that：Described axle（5）One end is provided with and injection needle valve（103）The adapter knot of connection
Structure（6）, the other end is disposed with handle（7）, take off power apparatus（8）And shaft gear（9）；Described shaft gear（9）With wall
（101）Between be connected with instruction device（10）.
2. nuclear power generating sets according to claim 1 injection needle-like valve-regulated devices, it is characterized in that：Described joint pipe structure
（6）With axle（5）With injection needle valve（103）Between pass through universal joint（11）Connection.
3. nuclear power generating sets according to claim 1 injection needle-like valve-regulated devices, it is characterized in that：Described joint pipe structure
（6）Including with axle（5）On universal joint（11）The hollow circular-tube of connection（6-1）；Described hollow circular-tube（6-1）Inner wall of end
On be provided with pullover（6-2）；Described pullover（6-2）Inside it is provided with and injection needle valve（103）On universal joint（11）Even
The connecting rod connect（6-3）.
4. nuclear power generating sets according to claim 1 injection needle-like valve-regulated devices, it is characterized in that：Described handle（7）
With de- power apparatus（8）Between connected mode be bolt connection.
5. nuclear power generating sets according to claim 1 injection needle-like valve-regulated devices, it is characterized in that：Described de- power apparatus
（8）Including by taking off power axle sleeve（12）It is connected to axle（5）On de- power set（8-1）With pass through key and axle（5）The de- power face of connection
Plate（8-2）；Described de- power set（8-1）By being arranged on axle（5）The nut of end（13）It is pressed on de- power panel（8-2）On；
Described de- power set（8-1）With de- power panel（8-2）Between be provided with compression spring（8-3）And ball（8-4）.
6. nuclear power generating sets according to claim 5 injection needle-like valve-regulated devices, it is characterized in that：Described de- power set
（8-1）On be provided with several be used for accommodate compression spring（8-3）And ball（8-4）Through hole（8-5）；Described through hole（8-
5）On be additionally provided with for fitted bolt（8-6）Adjust compression spring（8-3）The thread segment of decrement（8-7）.
7. nuclear power generating sets according to claim 5 injection needle-like valve-regulated devices, it is characterized in that：Described de- power panel
（8-2）On be provided with several and ball（8-4）The half-arc groove of cooperation（8-8）.
8. nuclear power generating sets according to claim 6 injection needle-like valve-regulated devices, it is characterized in that：Described through hole（8-
5）With half-arc groove（8-8）Quantity is equal.
9. nuclear power generating sets according to claim 1 injection needle-like valve-regulated devices, it is characterized in that：Described instruction device
（10）Including being connected to wall（101）On gear housing（10-1）；Described gear housing（10-1）Inside it is provided with and axle tooth
Wheel（9）The first gear component of connection（10-2）With with first gear component（10-2）The second gear component of connection（10-3）,
Dial plate is provided with side（10-4）；Described second gear component（10-3）On be provided with and dial plate（10-4）The pointer of adapted
（10-5）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721046187.4U CN207112056U (en) | 2017-08-21 | 2017-08-21 | Nuclear power generating sets injection needle-like valve-regulated devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721046187.4U CN207112056U (en) | 2017-08-21 | 2017-08-21 | Nuclear power generating sets injection needle-like valve-regulated devices |
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| Publication Number | Publication Date |
|---|---|
| CN207112056U true CN207112056U (en) | 2018-03-16 |
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ID=61569961
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721046187.4U Active CN207112056U (en) | 2017-08-21 | 2017-08-21 | Nuclear power generating sets injection needle-like valve-regulated devices |
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| CN (1) | CN207112056U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355587A (en) * | 2017-08-21 | 2017-11-17 | 江苏华洋新思路能源装备股份有限公司 | A kind of nuclear power generating sets injection needle-like valve-regulated devices |
-
2017
- 2017-08-21 CN CN201721046187.4U patent/CN207112056U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355587A (en) * | 2017-08-21 | 2017-11-17 | 江苏华洋新思路能源装备股份有限公司 | A kind of nuclear power generating sets injection needle-like valve-regulated devices |
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