CN206874848U - A kind of novel condensation water recycles regulating valve - Google Patents
A kind of novel condensation water recycles regulating valve Download PDFInfo
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- CN206874848U CN206874848U CN201720812682.5U CN201720812682U CN206874848U CN 206874848 U CN206874848 U CN 206874848U CN 201720812682 U CN201720812682 U CN 201720812682U CN 206874848 U CN206874848 U CN 206874848U
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Abstract
It the utility model is related to a kind of novel condensation water recycling regulating valve, including valve body, valve seat and valve element, the first hollow sleeve is connected with the valve seat, first sleeve includes Part I and Part II, the Part I is set close to the valve seat, and the Part II is arranged on the one end of Part I away from valve seat.The Part I is communicated with multiple conduits of its inner and outer wall, and the conduit has at least one bending section, and the Part II is provided with multiple radial direction through hole.The valve element is arranged on the hollow intracavitary of the first sleeve, and can be moved axially along the inwall of the first sleeve, when inwall of the valve element along the first sleeve moves, can adjust the connected state of access road and exit passageway.Regulating valve of the present utility model has decompression and anti-cavitation effect well, can not only realize the accurate adjustment of small guide vane low discharge, and for the change of big aperture big flow can quick response, zero leakage, the service life length of the valve is easy to maintenance.
Description
Technical field
It the utility model is related to regulating valve technical field, more particularly to a kind of novel condensation water recycling regulating valve.
Background technology
In power plant thermal system, the flow that regulating valve is recycled usually through condensate condenses water pressure normal to adjust
Scope, to ensure that axle adds the minimum discharge of needs and the minimum discharge of condensate pump.Water circulation is condensed because operating back pressure is low, stream
It is big (20~260t/h) to measure adjustable range, cavitation and flash distillation operating mode are serious, and valve and pipeline easily vibrate；In addition it is to valve
Leakage during closing requires high, and action request is reliable.If regulation valve performance it is unstable, by directly affect condensate pump operation and
The safety of system.
Existing regulating valve structure mainly has two kinds, and one kind is maze-type structure, and the regulating valve of this structure has very well
Decompression and anti-cavitation effect, but there is big aperture changes in flow rate low-response in it, and expensive, inconvenient maintenance lacks
Point, after especially big aperture is more than 50%, the device changes in flow rate response time is longer；Another kind is cage sleeve structure, this
The regulating valve of structure is although cheap, but it decompression be present and anti-cavitation effect is poor, and valve leak is big, service life
The shortcomings that short.
The content of the invention
For the above mentioned problem of prior art, the purpose of this utility model is, there is provided a kind of novel condensation water recycling
Regulating valve, the regulating valve have decompression and anti-cavitation effect well, can not only realize the accurate adjustment of small guide vane low discharge,
And for big aperture big flow change can quick response, zero leakage, the valve service life length, it is easy to maintenance.
In order to solve the above-mentioned technical problem, concrete technical scheme of the present utility model is as follows：
A kind of novel condensation water recycles regulating valve, including valve body, valve seat and valve element, and the valve body, which is provided with, is used for medium
The access road of entrance and the exit passageway for medium outflow, are connected with the first hollow sleeve on the valve seat, and described the
One sleeve includes Part I and Part II, and the Part I is set close to the valve seat, and the Part II is arranged on
The one end of the Part I away from the valve seat,
The Part I is communicated with multiple conduits of its inner and outer wall, and the conduit has at least one bending
Portion, the Part II are provided with multiple radial direction through hole,
The valve element is arranged on the hollow intracavitary of first sleeve, and can axially be moved along the inwall of first sleeve
It is dynamic, when inwall of the valve element along first sleeve moves, the connected state of the access road and exit passageway can be adjusted
State.
In a specific embodiment, the conduit includes at least one direct current portion and at least one bending section, and
The both ends of the conduit are direct current portion.
In a specific embodiment, the radial direction through hole includes the first duct and the second duct being arranged alternately,
And the aperture in second duct is more than the aperture in first duct.
In a specific embodiment, the spacing between the multiple conduit is identical, between the multiple radial direction through hole
Spacing is identical.
In a specific embodiment, the regulating valve also includes hollow second sleeve, and the second sleeve is set
Put in the described one end of first sleeve away from the valve seat, and with the central axis of first sleeve, the valve element can
Second sleeve is moved to along the inwall of the first sleeve, and is moved axially along the inwall of the second sleeve.
In a specific embodiment, the second sleeve is recessed provided with first in the contact site contacted with the valve element
Groove, first groove are set around the valve element, and U-shaped elastic sealing ring, and the U-shaped bullet are provided with first groove
The side of property sealing ring is in contact with the outer wall of the valve element.
In a specific embodiment, the second sleeve is additionally provided with second in the contact site contacted with the valve element
Groove, second groove are arranged at intervals around the valve element and with first groove, are provided with second groove U-shaped
Elastic sealing ring, and the side of the U-shaped elastic sealing ring is in contact with the outer wall of the valve element.
In a specific embodiment, the valve element is provided with the plunger being fixedly connected in one end of the close valve seat
Head, and the outer face of the stopper head is in circular arc.
In a specific embodiment, the valve seat is provided with the valve seat for being used for connecting access road and exit passageway
Runner, the valve core sealed cover of the regulating valve, sealing surface of seat, the pipes' analysis of the valve seat runner and the stopper head it is outer
End face uses overall bead-welding technology.
In a specific embodiment, the valve body is provided with the bonnet being fixedly connected, and valve is provided with the bonnet
Bar, one end of the valve rod are connected with the valve element, and can control the axial movement of the valve element.
A kind of novel condensation water recycling regulating valve of the present utility model, has the advantages that：
1) the first sleeve is connected with valve seat of the present utility model, the first sleeve includes the Part I of close valve seat and set
The Part II at the top of Part I is put, and Part I is communicated with multiple conduits of its inner and outer wall, the groove
Road has at least one bending section, and the Part II is provided with multiple radial direction through hole, so that the regulating valve has a band
The sleeve of throttling first of labyrinth structure and multistage small structure modular design, with single labyrinth type of the prior art or single aperture
Formula regulating valve is compared, and regulating valve of the present utility model is depressurized in small guide vane low discharge using multistage labyrinth, is made in big aperture
Depressurized with multistage aperture so that big flow being capable of quick response.
2) second sleeve of the present utility model is provided around the groove of valve element, and the groove in the contact site contacted with valve element
U-shaped elastic sealing ring is inside provided with, the side of U-shaped elastic sealing ring is in contact with the outer wall of valve element, with valve element of the prior art
The structure of upper and lower double-sealing face or single sealing surface is compared, the double-U-shaped elastic sealing ring that the utility model second sleeve is set,
Effective sealing is not only ensure that, realizes zero leakage, and causes valve element fixed guide, vibration will not be produced.
3) the utility model is provided with the stopper head that outer face is in circular arc close to one end of valve seat in valve element, with existing skill
The cage type regulating valve of valve element in art without stopper head is compared, and poppet head of the present utility model adds Curve Design, significantly
The degree of regulation of low discharge is improved, coordinates the throttling element design of the first sleeve so that the flow curve of whole regulating valve is near
Like equal percentage.
4) compared with recycling regulating valve of the prior art only carries out part built-up welding to sealing surface, valve of the present utility model
Core sealing surface, sealing surface of seat, the circular arc outer face of the pipes' analysis of valve seat runner and stopper head use overall heap welder
Skill so that the leakage class of regulating valve of the present utility model is VI levels, the use and maintenance cycle stretch-out of complete machine by 5 years once, and
And the modular internals design of screwless so that it is more convenient to change consumable accessory.
Brief description of the drawings
, below will be to institute in embodiment or description of the prior art in order to illustrate more clearly of the technical solution of the utility model
The accompanying drawing needed to use is briefly described.It should be evident that drawings in the following description are only more of the present utility model
Embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can also be attached according to these
Figure obtains other accompanying drawings.
Fig. 1 is the structural representation for the novel condensation water recycling regulating valve that the embodiment of the utility model one provides；
Fig. 2 is the partial enlarged drawing of part A in Fig. 1；
In figure：1- valve body 2- valve seats, 3- valve elements, the sleeves of 4- first, 5- second sleeves, 6-U type elastic sealing rings, 7- plungers
Head, 8- bonnets, 9- valve rods, 10- fillers, 11- bonnet gaskets, 12- valve seat pads, 11- access roades, 12- exit passageways, 21-
Valve seat runner, 41- Part I, 42- Part II, the grooves of 51- first, the grooves of 52- second, 411- conduits, 421- are radially logical
Hole, 411a- bending sections, 411b- direct currents portion, the ducts of 421a- first, the ducts of 421b- second.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the premise of creative work
Lower obtained every other embodiment, belong to the scope of the utility model protection.
It should be noted that term " first " in specification and claims of the present utility model and above-mentioned accompanying drawing,
" second " etc. is for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so
The data used can exchange in the appropriate case, so that embodiment of the present utility model described herein can be with except at this
In diagram or description those beyond order implement.In addition, term " comprising " and " having " and their any deformation, meaning
Figure be to cover it is non-exclusive include, for example, containing the process of series of steps or unit, method, apparatus, product or equipment
Be not necessarily limited to those steps or the unit clearly listed, but may include not list clearly or for these processes,
The intrinsic other steps of method, product or equipment or unit.
Embodiment 1
The present embodiment provides a kind of novel condensation water recycling regulating valve, and the regulating valve has decompression and anti-cavitation well
Effect, can not only realize the accurate adjustment of small guide vane low discharge, and for the change of big aperture big flow can quick response,
Zero leakage, the service life length of the valve are easy to maintenance.Specifically, refer to Fig. 1 and Fig. 2.
It is that the novel condensation water that the present embodiment provides recycles the structural representation of regulating valve, the regulating valve as shown in Figure 1
Including valve body 1, valve seat 2 and valve element 3, the valve body 1 is provided with the access road 11 for being used for medium entrance and flowed out for medium
Exit passageway 12, access road 11 and exit passageway are horizontally disposed.
The valve seat runner 21 for connecting access road 11 and exit passageway 12 is offered on valve seat 2, medium is led to by entrance
After road 11 enters valve body 1, enter by valve channel 21 in exit passageway 12, and further outside exits valve body 1.
The present embodiment is connected with the first hollow sleeve 4 on the valve seat 2, it is preferred that the middle cavity of first sleeve 4
The axis of valve seat runner 21 with being opened up on valve seat 2 is coaxial, the Part I that first sleeve 4 divides to be sequentially connected up and down
41 and Part II 42, the Part I 41 set close to the valve seat 2, the Part II 42 is arranged on described first
Divide 41 one end away from the valve seat 2, as shown in figure 1, Part I 41 is the lower part of the first sleeve 4, Part II 42 is
The upper part of first sleeve 4.
The Part I 41 is communicated with multiple conduits 411 of its inner and outer wall, and the conduit 411 has at least one
Individual bending section 411a, the Part II 42 are provided with multiple radial direction through hole 421.
As a preferred embodiment, the conduit 411 includes at least two direct current portion 411b and at least one curved
Pars convoluta 411a, and the both ends of the conduit 411 are direct current portion 411b.As shown in Fig. 2 Part I 41 is provided with 4 conduits
411,4 conduits are arranged at intervals and spacing is identical, and 4 conduits 411 are from the inwall of the first sleeve 4 along radial direction to its outer wall
Extend and by the inside of the first sleeve 4 and ft connection.Each conduit 411 includes 5 direct current portion 411b and 4 bending sections
411a, and the both ends for having two direct current portion 411b to be arranged on conduit 411, direct current portion 411b is arranged alternately with bending section 411a, curved
Pars convoluta 411a bending is preferably 90 ° of bending angles, naturally it is also possible to uses other bending angles.Multiple conduits 411 are set
Put and cause the Part I 41 of the first sleeve 4 that there is maze-type structure, medium is entering the first sleeve by the outside of the first sleeve 4
During 4 internal cavities, multiple bending will occur for its circulation path, so as to media implementation multi-step pressure reduction, reduce medium
Flow velocity, serve the effect of throttling.
As another preferred embodiment, the radial direction through hole 421 include the first duct 421a for being arranged alternately and
Second duct 421b, and the aperture of the second duct 421b is more than the aperture of the first duct 421a.As shown in Fig. 2 the
Two parts 42 are provided with 4 radial direction through hole 421, and 4 radial direction through hole 421 are arranged at intervals and spacing is identical, 4 radial direction through hole
421 are extended from the inwall of the first sleeve 4 along radial direction to its outer wall and by the inside of the first sleeve 4 and ft connection.Each footpath
Handed over to through hole 421 comprising 3 first through hole 421a and 2 the second through hole 421b, first through hole 421a and the second through hole 421b
For connection, and first through hole 421a and the second through hole 421b central axis, the both ends of each radial direction through hole 421 are first
Through hole 421a.The setting of multiple radial direction through hole 421 causes the Part II 42 of the first sleeve 4 to have multistage small structure, medium
When entering the inwall cavity of the first sleeve 4 by the outside of the first sleeve 4, depressurized by multistage aperture, reduce the stream of medium
Speed, serve the effect of throttling.
The valve element 3 is arranged on the hollow intracavitary of first sleeve 4, and can be along the inwall axle of first sleeve 4
To movement, when inwall of the valve element 3 along first sleeve 4 moves, the access road 11 and exit passageway can be adjusted
12 connected state.
When it is implemented, the valve body 1 is provided with the bonnet 8 being fixedly connected, valve rod 9, the valve are provided with the bonnet 8
One end of bar 9 is connected with the valve element 3, and can control the axial movement of the valve element 3.
When valve element 3 moves up and down through the driving of valve rod 9, the first sleeve 4, which exposes, can allow the part of flow of media to change, i.e.,
The quantity of conduit 411 for exposing Part I 41 and/or the quantity for the radial direction through hole 421 for exposing Part II 42 convert, from
And reach the purpose of regulation rate-of flow.
Specifically, when valve rod 9 drives valve element 3 to move down and formation sealing is contacted with valve seat 2, now regulating valve is closed,
Medium flows into valve body 1 from access road 11, can not be flowed out by the obstruction of valve element 3 by exit passageway 12.When valve rod 9 drives valve element
3 when being moved up, and valve element 3 is lifted off a seat 2, when valve element 3 is moved on the Part I 41 of the first sleeve 4, access road 11
Medium connected by the maze-type structure of Part I 41 with valve seat runner 21 and exit passageway 12, so as to realize rill
Measure the accurate adjustment of small guide vane；When valve rod 9 continues to drive valve element 3 to be moved upward on Part II, Jie of access road 11
Matter can simultaneously by the multistage small structure of the maze-type structure of Part I 41 and Part II 42 and valve seat runner 21 and
Exit passageway 12 connects, so as to realize the quick response of big aperture big flow.
Embodiment 2
The structure of condensate the recycling regulating valve and embodiment 1 of the present embodiment is basically identical, including valve body 1, the and of valve seat 2
Valve element 3, the valve body 1, which is provided with, is used for the access road 11 that medium enters and the exit passageway 12 flowed out for medium, entrance
Passage 11 and exit passageway are horizontally disposed.
The valve seat runner 21 for connecting access road 11 and exit passageway 12 is offered on valve seat 2, medium is led to by entrance
After road 11 enters valve body 1, enter by valve channel 21 in exit passageway 12, and further outside exits valve body 1.
The present embodiment is connected with the first hollow sleeve 4 on the valve seat 2, it is preferred that the middle cavity of first sleeve 4
The axis of valve seat runner 21 with being opened up on valve seat 2 is coaxial, the Part I that first sleeve 4 divides to be sequentially connected up and down
41 and Part II 42, the Part I 41 set close to the valve seat 2, the Part II 42 is arranged on described first
Divide 41 one end away from the valve seat 2, as shown in figure 1, Part I 41 is the lower part of the first sleeve 4, Part II 42 is
The upper part of first sleeve 4.
The Part I 41 is communicated with multiple conduits 411 of its inner and outer wall, and the conduit 411 has at least one
Individual bending section 411a, the Part II 42 are provided with multiple radial direction through hole 421, the specific setting of conduit 411 and radial direction through hole 421
Can be consistent with embodiment 1, it will not be repeated here.
The valve element 3 is arranged on the hollow intracavitary of first sleeve 4, and can be along the inwall axle of first sleeve 4
To movement, when inwall of the valve element 3 along first sleeve 4 moves, the access road 11 and exit passageway can be adjusted
12 connected state.
The valve body 1 is provided with the bonnet 8 that is fixedly connected, is provided with valve rod 9 in the bonnet 8, one end of the valve rod 9 and
The valve element 3 connects, and can control the axial movement of the valve element 3.
As a preferred embodiment, the regulating valve of the present embodiment also includes hollow second sleeve 5, such as Fig. 1 institutes
Show, the second sleeve 5 is arranged on the one end of first sleeve 4 away from the valve seat 2, and with first sleeve 2
Mandrel is coaxial, and the valve element 3 can be moved to second sleeve 5 along the inwall of the first sleeve 2, and along the second sleeve 5
Inwall axial movement.The second sleeve 5 is provided with the first groove 51 in the contact site contacted with the valve element 3, and described first
Groove 51 is set around the valve element 3, and U-shaped elastic sealing ring 6, and the U-shaped elastic packing are provided with first groove 3
The side of ring 6 is in contact with the outer wall of the valve element 3.As shown in figure 1, the first groove 51 is opened in second sleeve 5 in a ring, and
The opening of first groove 51 towards the internal cavities of second sleeve 5, be inverted and be fastened in the first groove 51 by U-shaped elastic sealing ring 6
So that the U-shaped opening of the sealing ring is down, the bottom land for being located at the first groove 51 is supported on one side of the sealing ring, and its another side is supported and is located at
The outer wall of valve element 3.
As another preferred embodiment, the second sleeve 5 is additionally provided with the contact site contacted with the valve element 3
Second groove 52, second groove 5 is around the valve element 3 and is arranged at intervals with first groove 51, second groove
U-shaped elastic sealing ring 6 is provided with 52, and the side of the U-shaped elastic sealing ring 6 is in contact with the outer wall of the valve element 3.Such as
This, by setting double-U-shaped elastic sealing ring 6 outside valve element 3 so that the fixed guide during moving up and down of valve element 3, do not occur
Vibration, and sealing effectiveness is more preferable.
Embodiment 3
The structure of condensate recycling regulating valve and embodiment 1 that the present embodiment provides is basically identical, including valve body 1, valve
Seat 2 and valve element 3, the valve body 1, which is provided with, is used for the access road 11 that medium enters and the exit passageway 12 flowed out for medium,
Access road 11 and exit passageway are horizontally disposed.
The valve seat runner 21 for connecting access road 11 and exit passageway 12 is offered on valve seat 2, medium is led to by entrance
After road 11 enters valve body 1, enter by valve channel 21 in exit passageway 12, and further outside exits valve body 1.
The present embodiment is connected with the first hollow sleeve 4 on the valve seat 2, it is preferred that the middle cavity of first sleeve 4
The axis of valve seat runner 21 with being opened up on valve seat 2 is coaxial, the Part I that first sleeve 4 divides to be sequentially connected up and down
41 and Part II 42, the Part I 41 set close to the valve seat 2, the Part II 42 is arranged on described first
Divide 41 one end away from the valve seat 2, as shown in figure 1, Part I 41 is the lower part of the first sleeve 4, Part II 42 is
The upper part of first sleeve 4.
The Part I 41 is communicated with multiple conduits 411 of its inner and outer wall, and the conduit 411 has at least one
Individual bending section 411a, the Part II 42 are provided with multiple radial direction through hole 421, the specific setting of conduit 411 and radial direction through hole 421
Can be consistent with embodiment 1, it will not be repeated here.
The valve element 3 is arranged on the hollow intracavitary of first sleeve 4, and can be along the inwall axle of first sleeve 4
To movement, when inwall of the valve element 3 along first sleeve 4 moves, the access road 11 and exit passageway can be adjusted
12 connected state.
The valve body 1 is provided with the bonnet 8 that is fixedly connected, is provided with valve rod 9 in the bonnet 8, one end of the valve rod 9 and
The valve element 3 connects, and can control the axial movement of the valve element 3.
As a preferred embodiment, the valve element 3 is provided with the post being fixedly connected in one end of the close valve seat 2
Chock plug 7, and the outer face of the stopper head 7 is in circular arc, as shown in Figure 1.When valve element 3 moves up, by valve element 3
Head increase curve is set, and substantially increases the degree of regulation of low discharge, coordinates the maze-type structure of the first sleeve 4 and multistage small
The throttling element design of pore structure so that the overall flow curve of the regulating valve is approximate equal percentage.
It is the sealing surface of valve element 3 of the regulating valve of the present embodiment, the sealing surface of valve seat 2, described in order to improve the leakage grade of valve
The circular arc outer face of the pipes' analysis of valve seat runner 21 and the stopper head 7 uses overall bead-welding technology, and overall all welderings are firmly
Matter alloy, so that the leakage class of the regulating valve is VI levels, maintenance period extends, and maintenance is also more convenient.
Novel condensation water recycling regulating valve of the present utility model has the following advantages that：
Compared with single labyrinth type of the prior art or single orifice type regulating valve, regulating valve of the present utility model has one
The sleeve of throttling first with labyrinth structure and multistage small structure modular design so that the regulating valve is in small guide vane low discharge
Depressurized, depressurized in big aperture using multistage aperture, big flow being capable of quick response using multistage labyrinth.
Compared with the structure of the upper and lower double-sealing face of valve element of the prior art or single sealing surface, the utility model second
The double-U-shaped elastic sealing ring that sleeve is set, not only ensure that effective sealing, realize zero leakage, and cause valve element is fixed to lead
To vibration will not be produced.
With in the prior art without the cage type regulating valve of the valve element of stopper head compared with, the utility model is in valve element close to valve seat
One end be provided with outer face be in circular arc stopper head so that poppet head adds Curve Design, substantially increases rill
The degree of regulation of amount, coordinate the throttling element design of the first sleeve so that the flow curve of whole regulating valve is approximate equal percentage.
Compared with recycling regulating valve of the prior art only carries out part built-up welding to sealing surface, valve element of the present utility model
Sealing surface, sealing surface of seat, the circular arc outer face of the pipes' analysis of valve seat runner and stopper head use overall bead-welding technology,
So that the leakage class of regulating valve of the present utility model is VI levels, the use and maintenance cycle stretch-out of complete machine by 5 years once, Er Qiewu
The modular internals design of screw-type so that it is more convenient to change consumable accessory.
Described above fully discloses specific embodiment of the present utility model.It is pointed out that it is familiar with the neck
Any change that the technical staff in domain is done to specific embodiment of the present utility model is all without departing from right of the present utility model
The scope of claim.Correspondingly, the scope of claim of the present utility model is also not limited only to foregoing specific embodiment party
Formula.
Claims (10)
1. a kind of novel condensation water recycles regulating valve, including valve body (1), valve seat (2) and valve element (3), set on the valve body (1)
There are the access road (11) entered for medium and the exit passageway (12) for medium outflow, it is characterised in that the valve seat
(2) hollow the first sleeve (4) is connected with, first sleeve (4) includes Part I (41) and Part II (42), institute
State Part I (41) to set close to the valve seat (2), it is remote that the Part II (42) is arranged on the Part I (41)
One end of the valve seat (2),
The Part I (41) is communicated with multiple conduits (411) of its inner and outer wall, and the conduit (411) has at least
One bending section (411a), the Part II (42) are provided with multiple radial direction through hole (421),
The valve element (3) is arranged on the hollow intracavitary of first sleeve (4), and can be along the inwall of first sleeve (4)
Axial movement, the valve element (3) along first sleeve (4) inwall movement when, can adjust the access road (11) with
The connected state of exit passageway (12).
A kind of 2. novel condensation water recycling regulating valve according to claim 1, it is characterised in that the conduit (411)
Including at least two direct current portions (411b) and at least one bending section (411a), and the both ends of the conduit (411) are direct current
Portion (411b).
A kind of 3. novel condensation water recycling regulating valve according to claim 1, it is characterised in that the radial direction through hole
(421) the first duct (421a) and the second duct (421b) being arranged alternately, and the aperture in second duct (421b) are included
More than the aperture of first duct (421a).
A kind of 4. novel condensation water recycling regulating valve according to claim 1, it is characterised in that the multiple conduit
(411) spacing between is identical, and the spacing between the multiple radial direction through hole (421) is identical.
5. a kind of novel condensation water recycling regulating valve according to claim 1, it is characterised in that also including hollow the
Two sleeves (5), the second sleeve (5) be arranged on first sleeve (4) away from the valve seat (2) one end, and with it is described
The central axis of first sleeve (4), the valve element (3) can be moved to second sleeve along the inwall of the first sleeve (4)
(5), and along the inwall of the second sleeve (5) move axially.
A kind of 6. novel condensation water recycling regulating valve according to claim 5, it is characterised in that the second sleeve
(5) the first groove (51) is provided with the contact site contacted with the valve element (3), first groove (51) is around the valve element
(3) set, be provided with U-shaped elastic sealing ring (6) in first groove (51), and the side of the U-shaped elastic sealing ring (6) with
The outer wall of the valve element (3) is in contact.
A kind of 7. novel condensation water recycling regulating valve according to claim 6, it is characterised in that the second sleeve
(5) the second groove (52) is additionally provided with the contact site contacted with the valve element (3), second groove (52) is around the valve element
(3) and with first groove (51) it is arranged at intervals, U-shaped elastic sealing ring (6), and institute is provided with second groove (52)
The side for stating U-shaped elastic sealing ring (6) is in contact with the outer wall of the valve element (3).
8. a kind of novel condensation water recycling regulating valve according to claim 1, it is characterised in that the valve element (3) exists
The stopper head (7) being fixedly connected is provided with close to one end of the valve seat (2), and the outer face of the stopper head (7) is in circular arc.
9. a kind of novel condensation water recycling regulating valve according to claim 8, it is characterised in that on the valve seat (2)
Provided with the valve seat runner (21) for connecting access road (11) and exit passageway (12), the valve element (3) of the regulating valve seals
Face, valve seat (2) sealing surface, the outer face of the pipes' analysis of the valve seat runner (21) and the stopper head (7) are using overall
Bead-welding technology.
10. a kind of novel condensation water recycling regulating valve according to claim 1, it is characterised in that on the valve body (1)
Provided with the bonnet (8) being fixedly connected, valve rod (9), one end and the valve element (3) of the valve rod (9) are provided with the bonnet (8)
Connection, and the axial movement of the valve element (3) can be controlled.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720812682.5U CN206874848U (en) | 2017-07-06 | 2017-07-06 | A kind of novel condensation water recycles regulating valve |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720812682.5U CN206874848U (en) | 2017-07-06 | 2017-07-06 | A kind of novel condensation water recycles regulating valve |
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| CN206874848U true CN206874848U (en) | 2018-01-12 |
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| CN201720812682.5U Active CN206874848U (en) | 2017-07-06 | 2017-07-06 | A kind of novel condensation water recycles regulating valve |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107314118A (en) * | 2017-07-06 | 2017-11-03 | 江苏华电仪征热电有限公司 | A kind of novel condensation water recycles regulating valve |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107314118A (en) * | 2017-07-06 | 2017-11-03 | 江苏华电仪征热电有限公司 | A kind of novel condensation water recycles regulating valve |
| CN107314118B (en) * | 2017-07-06 | 2024-04-09 | 江苏华电仪征热电有限公司 | Novel condensate water recirculation regulating valve |
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