CN205026190U - Buggy pipeline valve gate - Google Patents
Buggy pipeline valve gate Download PDFInfo
- Publication number
- CN205026190U CN205026190U CN201520833174.6U CN201520833174U CN205026190U CN 205026190 U CN205026190 U CN 205026190U CN 201520833174 U CN201520833174 U CN 201520833174U CN 205026190 U CN205026190 U CN 205026190U
- Authority
- CN
- China
- Prior art keywords
- plate
- side door
- valve
- valve plate
- spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 210000004907 gland Anatomy 0.000 claims description 21
- 239000003245 coal Substances 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 10
- 238000012856 packing Methods 0.000 claims description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 abstract 2
- 230000008676 import Effects 0.000 abstract 2
- 239000000843 powder Substances 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000013517 stratification Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Sliding Valves (AREA)
- Details Of Valves (AREA)
Abstract
The utility model relates to a cut off the device, specifically speaking relates to a buggy pipeline valve gate. Including the cylinder and the door body, the door body is including delivery side door plant, feed side door plant, the lower part of delivery side door plant is equipped with the medium export, the lower part of feed side door plant is equipped with the medium import, its characterized in that: the centre of medium export and medium import is equipped with the valve plate, the valve plate is the single valve plate structure, the feed sides board is equipped with big slope, be equipped with the wedge supporting shoe on the big slope, be equipped with the spring strut on the wedge supporting shoe, be equipped with the spring in the spring strut, the spring is connected with the jackscrew and is fixed in the spring strut, and the jackscrew touches extrusion sloping platform and domatic recess to the inboard top under the effect of spring. The beneficial effects of the utility model are that utilize spring jackscrew and sloping platform, domatic groove connection top to touch the extrusion valve plate for buggy pipeline valve gate have seal tight, open and close nimble, simple and efficient to handle, advantages such as safe and reliable.
Description
Technical field
The utility model belongs to thermal power plant coal pulverizer export coal powder pipeline, hot air duct barrier means, particularly a kind of pulverized coal channel valve.
Background technique
Pulverized coal channel valve is applicable to the hot and cold air channel of boiler, pulverized coal channel needs to turn off isolated occasion.As coal pulverizer export coal powder pipeline, for cutting off the coal dust of pulverized coal channel.In the parts of thermal power plant, turn off the plate valve that adopts as main isolation mounting, work under bad environment residing for this valve, duct cross-section is long-pending large, require tight-closed, flexibility is high.The defect of existing most pulverized coal channel valve, mainly there is accumulated powder in housing, jam, keying are dumb, bad sealing is close, can not isolate safely and fast.
Model utility content
The purpose of this utility model is, provides a kind of pulverized coal channel valve, to solve above-mentioned technical problem.
For achieving the above object, the technological scheme that the utility model adopts is:
A kind of pulverized coal channel valve, comprise cylinder and door body, the valve gap that described door body comprises exit side door-plate, feed side door-plate is connected with feed side door-plate jointly with exit side door-plate, the bottom of described exit side door-plate is provided with media outlet, and the bottom of described feed side door-plate is provided with medium entrance; It is characterized in that: the centre of described media outlet and medium entrance is provided with valve plate, described valve plate is single valve plate structure; The piston rod of described cylinder runs through the mouth neck portion position of valve gap and stretches into downwards in an intracoelomic cavity, and is fixedly connected with the longitudinal component of valve plate with cotter pin by pin; Be provided with stuffing box packing between the inwall of described piston rod and valve gap mouth neck portion position, described stuffing box packing is sealed by the sealing gland of the side of being located thereon; Described sealing gland is fixedly connected with by the land of several gland bolts with valve gap top; The afterbody of described gland bolt is fixedly connected with sealing gland, and the land at valve gap top is passed in the end of described gland bolt, and is locked by gland nut.
Say further:
Described feed side door-plate is provided with slope, described slope is around valve plate domatic distribution in the form of a ring in a week, the part inclined-plane on slope is provided with wedge shaped support block, described wedge shaped support block is folded between valve plate with feed side door-plate and is connected with slope, described wedge shaped support block is provided with spring strut, be provided with spring in described spring strut, described spring and jackscrew are fastened in spring strut.
The medium entrance side of described valve plate is provided with sloping platform and multiple domatic groove, and described sloping platform operationally contacts with jackscrew with domatic groove, and described domatic groove is distributed in multiple positions of the medium entrance side of valve plate.
The both sides of described valve plate are provided with ash shoot, and described ash shoot is on feed side door-plate, and run through feed side door-plate, by medium entrance, place discharges.
Valve plate switching guide frame part on described feed side door-plate, is provided with and is interrupted guide slope, and described interruption guide slope is that disconnected shape trapezoidal profile is in the both sides of feed side door-plate.
Described exit side door-plate is provided with seal ring, described seal ring to be folded in inside exit side door-plate opening's edge and valve plate lateral port along between.
Beneficial effect: compared with prior art, the beneficial effects of the utility model utilize spring jackscrew to be connected with the sloping platform on valve plate, domatic groove, and contact extruding valve plate, makes valve plate and seal ring tight closure have self-closed, open and close flexible, simple and efficient to handle, the advantage such as safe and reliable.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of the door-plate of feed side described in the utility model;
Fig. 3 is the structural representation of ash shoot described in the utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
With reference to Fig. 1-3, pulverized coal channel valve described in the utility model, comprise cylinder 1 and door body, described door body comprises the valve gap 3 that exit side door-plate 4, feed side door-plate 15 and exit side door-plate 4 are connected jointly with feed side door-plate 15, the bottom of described exit side door-plate 4 is provided with media outlet 8, and the bottom of described feed side door-plate 15 is provided with medium entrance 21; It is characterized in that: the centre of described media outlet 8 and medium entrance 21 is provided with valve plate 7, described valve plate 7 is single valve plate structure; The piston rod 11 of described cylinder 1 runs through the mouth neck portion position of valve gap 3 and stretches into downwards in an intracoelomic cavity, and is fixedly connected with the longitudinal component of cotter pin 5 with valve plate 7 by pin 6; Be provided with stuffing box packing 14 between the inwall of described piston rod 11 and valve gap 3 mouth neck portion position, described stuffing box packing 14 is sealed by the sealing gland 2 of the side of being located thereon; Described sealing gland 2 is fixedly connected with by the land of several gland bolts 12 with valve gap 3 top; The afterbody of described gland bolt 12 is fixedly connected with sealing gland 2, and the land at valve gap 3 top is passed in the end of described gland bolt 12, and is locked by gland nut 13.
Described feed side door-plate 15 is provided with slope 16, described slope 16 is around valve plate domatic distribution in the form of a ring in 7 one weeks, the part inclined-plane on slope 16 is provided with wedge shaped support block 24, described wedge shaped support block 24 is folded between valve plate 7 with feed side door-plate 15 and is connected with slope 16, described wedge shaped support block 24 is provided with spring strut 17, spring 18 is provided with in described spring strut 17, described spring 18 is fastened in spring strut 17 with jackscrew 20, the design on slope 16 makes material, lime-ash discharge along slope 16 under gravity, there is not the phenomenon of jam in valve, accumulated slag.
Medium entrance 21 side of described valve plate 7 is provided with sloping platform 19 and multiple domatic groove 9, described sloping platform 19 operationally contacts with jackscrew 20 with domatic groove 9, described domatic groove 9 is distributed in multiple positions of valve plate 7 medium entrance 21 side, along with valve plate 7 close time, jackscrew 20 contacts extruding with sloping platform 19 and domatic groove 9, spring 18 elasticity increases, make jackscrew 20 under the effect of spring 18 extruding valve plate 7 tightly and with seal ring 10 tight closure, thus reach tight-closed effect.
The both sides of described valve plate 7 are provided with ash shoot 25, and described ash shoot 25, on feed side door-plate 15, runs through feed side door-plate 15, discharged by medium entrance 21 place, valve plate 7 works time institute's dust stratification slag, is discharged smoothly, avoid the phenomenon of valve body dust stratification, jam by ash shoot 25.
Described feed side door-plate 15 valve plate switching guide frame 22 part, is provided with and is interrupted guide slope 23, and described interruption guide slope 23 is that disconnected shape trapezoidal profile is in the both sides of feed side door-plate 15.Be interrupted the design on guide slope 23 and make valve plate 7 operationally not accumulated slag, lime-ash can be hurtled down by discontinuity and discharged by slope 16 thus solve the problem of jam.
Described exit side door-plate 4 is provided with seal ring 10, described seal ring 10 to be folded in inside exit side door-plate 4 opening's edge and valve plate 7 lateral port along between, when spring 18 and jackscrew 20 contact extruding valve plate 7 and seal ring 10 combine closely, thus solve exit side door-plate 4 problem easy to wear.
Claims (6)
1. a pulverized coal channel valve, comprise cylinder (1) and door body, described door body comprises the valve gap (3) that exit side door-plate (4), feed side door-plate (15) and exit side door-plate (4) are connected jointly with feed side door-plate (15), the bottom of described exit side door-plate (4) is provided with media outlet (8), and the bottom of described feed side door-plate (15) is provided with medium entrance (21); It is characterized in that: the centre of described media outlet (8) and medium entrance (21) is provided with valve plate (7), described valve plate (7) is single valve plate structure; The piston rod (11) of described cylinder (1) runs through the mouth neck portion position of valve gap (3) and stretches into downwards in an intracoelomic cavity, and is fixedly connected with the longitudinal component of cotter pin (5) with valve plate (7) by pin (6); Be provided with stuffing box packing (14) between the inwall of described piston rod (11) and valve gap (3) mouth neck portion position, described stuffing box packing (14) is sealed by the sealing gland (2) of the side of being located thereon; Described sealing gland (2) is fixedly connected with by the land of several gland bolts (12) with valve gap (3) top; The afterbody of described gland bolt (12) is fixedly connected with sealing gland (2), the land at valve gap (3) top is passed in the end of described gland bolt (12), and is locked by gland nut (13).
2. pulverized coal channel valve according to claim 1, it is characterized in that: described feed side door-plate (15) is provided with slope (16), described slope (16) is around valve plate domatic distribution in the form of a ring in (7) weeks, the part inclined-plane on slope (16) is provided with wedge shaped support block (24), described wedge shaped support block (24) is folded between valve plate (7) with feed side door-plate (15) and is connected with slope (16), described wedge shaped support block (24) is provided with spring strut (17), spring (18) is provided with in described spring strut (17), described spring (18) and jackscrew (20) are fastened in spring strut (17).
3. pulverized coal channel valve according to claim 2, it is characterized in that: medium entrance (21) side of described valve plate (7) is provided with sloping platform (19) and several domatic grooves (9), described sloping platform (19) operationally contacts with jackscrew (20) with domatic groove (9), and described domatic groove (9) is distributed in multiple positions of valve plate (7) medium entrance (21) side.
4. pulverized coal channel valve according to claim 3, it is characterized in that: the both sides of described valve plate (7) are provided with ash shoot (25), described ash shoot (25) is on feed side door-plate (15), run through feed side door-plate (15), discharged by medium entrance (21) place.
5. pulverized coal channel valve according to claim 4, it is characterized in that: described feed side door-plate (15) valve plate switching guide frame (22) part, be provided with and be interrupted guide slope (23), described interruption guide slope (23) is in the both sides of disconnected shape trapezoidal profile in feed side door-plate (15).
6. pulverized coal channel valve according to claim 5, it is characterized in that: described exit side door-plate (4) is provided with seal ring (10), described seal ring (10) is folded between exit side door-plate (4) inner side opening's edge and valve plate (7) lateral port edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520833174.6U CN205026190U (en) | 2015-10-16 | 2015-10-16 | Buggy pipeline valve gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520833174.6U CN205026190U (en) | 2015-10-16 | 2015-10-16 | Buggy pipeline valve gate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205026190U true CN205026190U (en) | 2016-02-10 |
Family
ID=55258723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520833174.6U Active CN205026190U (en) | 2015-10-16 | 2015-10-16 | Buggy pipeline valve gate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205026190U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736817A (en) * | 2016-04-18 | 2016-07-06 | 四川龙麟科创节能环保科技股份有限公司 | High-temperature thermal insulation ash valve |
| CN113483109A (en) * | 2021-07-06 | 2021-10-08 | 中铁五局集团第一工程有限责任公司 | Abandon sediment processing system |
-
2015
- 2015-10-16 CN CN201520833174.6U patent/CN205026190U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736817A (en) * | 2016-04-18 | 2016-07-06 | 四川龙麟科创节能环保科技股份有限公司 | High-temperature thermal insulation ash valve |
| CN113483109A (en) * | 2021-07-06 | 2021-10-08 | 中铁五局集团第一工程有限责任公司 | Abandon sediment processing system |
| CN113483109B (en) * | 2021-07-06 | 2023-03-28 | 中铁五局集团第一工程有限责任公司 | Abandon sediment processing system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205026190U (en) | Buggy pipeline valve gate | |
| CN204213378U (en) | Hard-sealing zero reveals cutter valve | |
| CN106275599A (en) | A kind of powder packaging intermittent feeder | |
| CN201529548U (en) | Stone coal equal pressure discharging, sealing, and collecting device | |
| CN108949198B (en) | Feeding device with sealing function | |
| CN204942579U (en) | A kind of selfsealings plate valve | |
| CN202561193U (en) | Y-shaped pulp valve | |
| CN203670880U (en) | Novel all-welded ball valve seat deslagging structure | |
| CN105151821A (en) | Novel compound feeding device | |
| CN202327163U (en) | Water sealing parallel type double-disc gate valve | |
| CN201961727U (en) | Pneumatic block clearing device for coal dropping pipe | |
| CN204096443U (en) | Pendulum cartridge type diversion three-way device | |
| CN204799397U (en) | Coal pulverizer stone coal ash gate | |
| CN203548952U (en) | Wear-proof ceramic high-pressure angle type regulating valve | |
| CN205118374U (en) | Coal pulverizer export push -pull valve suitable for higher environment of dust uses down | |
| CN202440128U (en) | Waste filling pneumatic conveying system | |
| CN209697058U (en) | Efficient coal pulverizer slag-draining device | |
| CN203938209U (en) | Mobile discharge mouth sealing device | |
| CN210700554U (en) | Pebble coal discharging device of medium-speed coal mill | |
| CN204828725U (en) | Ceramic sluice valve | |
| CN208732134U (en) | Energy-efficient defeated powder ash-transmission system is blocked up in the suppression of strong adaptability abrasionproof | |
| CN204219917U (en) | Accessible self-service cleaning expansion chamber | |
| CN103879796A (en) | Sealing dust extraction device and method of moving bunker discharging truck | |
| CN201811250U (en) | Hydraulic turn-off gate | |
| CN205896220U (en) | Powder feed valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| DD01 | Delivery of document by public notice |
Addressee: Li Zhijie Document name: Notification of Acceptance of Patent Application |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200306 Address after: 274000 area a, malinggang Industrial Park, high tech Zone, Heze City, Shandong Province Patentee after: Heze Keda Electric Machinery Co., Ltd Address before: 274000, No. 4, unit 2, peace building 18, Guangming Road power plant, Mudan District, Shandong, Heze, 201 Patentee before: Li Zhijie |
|
| TR01 | Transfer of patent right |