CN109488806A - A kind of fire-fighting Outside screw stem rising through handwheel type gate valve - Google Patents
A kind of fire-fighting Outside screw stem rising through handwheel type gate valve Download PDFInfo
- Publication number
- CN109488806A CN109488806A CN201811355687.5A CN201811355687A CN109488806A CN 109488806 A CN109488806 A CN 109488806A CN 201811355687 A CN201811355687 A CN 201811355687A CN 109488806 A CN109488806 A CN 109488806A
- Authority
- CN
- China
- Prior art keywords
- valve
- handwheel
- type gate
- outside screw
- bracket
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0008—Mechanical means
- F16K37/0016—Mechanical means having a graduated scale
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a kind of fire-fighting Outside screw stem rising through handwheel type gate valve, including valve body, the inner bottom of the valve body is provided with valve plate, and the top of the valve plate is provided with the first valve stem nut and straight pin, and the top of the valve body is fixedly connected with valve deck with screw.This kind invention design is reasonable, it is easy to use, pass through improvement, height after opening Outside screw stem rising through handwheel type gate valve becomes smaller, pass through the improvement to original Outside screw stem rising through handwheel type gate valve valve rod, innovatively using two-part internal and external threads linkage form, so that the upward stroke of valve rod concentrates in transmission, also facilitate the maintenance during routine use, in order to realize that Outside screw stem rising through handwheel type gate valve clearly indicates function, by using outer bar with the design of socket type hollow type, the aperture instruction of clear and definite is carved in the hollow part of outer bar, the mark instruction of standard-sized sheet has been done at the handwheel of valve, not only saving stem material in this way reduces cost, the path increment that more convenient directly observation interior bar rises or declines in operation, clearly express valve folding condition.
Description
Technical field
The present invention relates to fire-fighting equipment technical field, in particular to a kind of fire-fighting Outside screw stem rising through handwheel type gate valve.
Background technique
Usually there is trapezoidal thread in the manufacturer of domestic main fire-fighting Outside screw stem rising through handwheel type gate valve on elevating lever, among flashboard
Rotary motion is become straight line and moved up and down by the guide groove on nut and valve body, that is, operation torque is become operation and is pushed away
Power.When Open valve, valve latus rectum, story height of many main equipment rooms because of design are added when flashboard hoisting depth is equal to valve rod
Degree is insufficient, causes valve that can only tilt installation, and the fire-fighting Outside screw stem rising through handwheel type gate valve on pipeline whole in this way is mounted so as to dilapidated, influences whole
Body beauty and daily operation and use.Also daily in use, being difficult the judgement valve of ocular and clear is at this very moment
No to fully open or close, site operation personnel is usually using the vertex of valve rod as mark, i.e., valve is opened motionless or closed
Motionless position, as its completely open and close state, it is therefore desirable to on-site manual operation acknowledgement again, it is time-consuming and laborious.This kind of valve
Door should be generally horizontally mounted in the duct, the disadvantage is that the height after valve opening is big, judgement valve institute that can not be intuitive and convenient
The state at place, when installation, which will usually be reserved on the basis of valve original height, adds a stroke height, thus needs very big
Installation and operating space.
Summary of the invention
The main purpose of the present invention is to provide a kind of fire-fighting Outside screw stem rising through handwheel type gate valve, can effectively solve asking in background technique
Topic.
To achieve the above object, the technical scheme adopted by the invention is as follows:
A kind of fire-fighting Outside screw stem rising through handwheel type gate valve, including valve body, the inner bottom of the valve body are provided with valve plate, the top setting of the valve plate
There are the first valve stem nut and straight pin, the top of the valve body is fixedly connected with valve deck with screw, and the top of the valve deck passes through
Screw is fixedly connected with bracket, and the inside of the bracket and valve deck is enclosed with asbestos packing, the inner tip setting of the bracket
There is thrust plate, the bottom end of the thrust plate is provided with bivalve thrust copper ring, and the bottom end of the bivalve thrust copper ring is provided with anti-bite
Plain cushion is closed, the inside of the bracket is provided through turning set, and the turning set is internally provided with valve rod, the top of the bracket
End is provided with handwheel, and the top of the valve rod is fixedly connected with the hand wheel, and gland, the pressure are provided through in the middle part of the valve rod
The side of lid is provided with the second valve stem nut.
Further, the two sides of the handwheel are provided with hook, are fixedly connected with reset bullet between the hook and bracket
Spring, the reset spring are used for power-assisted effect when resetting handwheel.
Further, the front and back two sides of the bracket is engraved structure, and the bracket is cast iron quality, and the bracket is used for
Support valve rod.
Further, the turning set and valve rod are connected through a screw thread to form transmission, the top end holder of the valve rod
Exposed part is outer bar, and other parts are interior bar, and aperture instruction is carved at outer bar.
Further, valve folding is clearly expressed through mark instruction, the mark instruction is provided in the surface of the handwheel
State.
Further, the crevice place of the valve deck and valve body is provided with O-ring, and the O-ring is rubber or silica gel material,
The O-ring is used for the sealing function to valve deck and valve body.
Further, lubrication oil immersion processing is done on the surface of the asbestos packing, the asbestos packing for sealed support and
Gap between valve rod.
Further, the mark is designated as rectangular through-hole structure, and the mark instruction can be also used for external power-assisted and pull
Hand.
Compared with prior art, the invention has the following beneficial effects: this kind invention designs rationally, easy to use, in order to
It realizes that Outside screw stem rising through handwheel type gate valve clearly indicates function, by using the bracket that hollow type designs, is carved at the valve rod of bracket hollow part clear
Clear specific aperture instruction has done the mark instruction of standard-sized sheet at the handwheel of valve, has not only saved integral material in this way, reduce at
This, the path increment that more convenient directly observation valve rod rises or declines in operation is clearly expressed valve folding condition, is led to
The structure type for crossing this innovation can greatly reduce the peace of Outside screw stem rising through handwheel type gate valve in the case where valve state is expressed in satisfaction instruction
Space and the indefinite disadvantage of opening degree are filled, is realized the use for reducing pipeline valve material, it is same but also indoor be applicable in
The more reasonable beauty of Outside screw stem rising through handwheel type gate valve mounting arrangement.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention.
Fig. 2 is the cross section structure schematic diagram of handwheel of the invention.
Fig. 3 is the overlooking structure diagram of handwheel of the invention.
Fig. 4 is the structural schematic diagram of gland of the invention.
In figure: 1, valve body；2, valve plate；3, the first valve stem nut；4, straight pin；5, it links up with；6, O-ring；7, valve deck；8, stone
Cotton packing；9, bracket；10, mark instruction；13, gland；14, the second valve stem nut；16, valve rod；17, turning set；18, anti-occlusion
Plain cushion；19, bivalve thrust copper ring；20, thrust plate；22, handwheel；23, reset spring.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
As shown in Figs 1-4, the inner bottom of a kind of fire-fighting Outside screw stem rising through handwheel type gate valve, including valve body 1, the valve body 1 is provided with valve plate
2, the top of the valve plate 2 is provided with the first valve stem nut 3 and straight pin 4, and the top of the valve body 1 is fixedly connected with screw
Valve deck 7, the top of the valve deck 7 are fixedly connected with bracket 9 by screw, and the inside of the bracket 9 and valve deck 7 is enclosed with asbestos
Packing 8, the inner tip of the bracket 9 are provided with thrust plate 20, and the bottom end of the thrust plate 20 is provided with bivalve thrust copper ring
19, the bottom end of the bivalve thrust copper ring 19 is provided with anti-occlusion plain cushion 18, and the inside of the bracket 9 is provided through turning set
17, the turning set 17 is internally provided with valve rod 16, and the top of the bracket 9 is provided with handwheel 22, the top of the valve rod 16
End is fixedly connected with handwheel 22, and the middle part of the valve rod 16 is provided through gland 13, and the side of the gland 13 is provided with the
Two valve stem nuts 14.
Wherein, the two sides of the handwheel 22 are provided with hook 5, are fixedly connected with reset bullet between the hook 5 and bracket 9
Spring 23, the reset spring 23 are used for power-assisted when resetting handwheel 22 and act on.
Wherein, the front and back two sides of the bracket 9 is engraved structure, and the bracket 9 is cast iron quality, and the bracket 9 is used for
Support valve rod 16.
Wherein, the turning set 17 and valve rod 16 are connected through a screw thread to form transmission, the top end holder 9 of the valve rod 16
Exposed part be outer bar, other parts are interior bar, be carved at outer bar aperture instruction.
Wherein, the surface of the handwheel 22 is clearly expressed valve and is opened through mark instruction 10, the mark instruction 10 is provided with
Conjunction state.
Wherein, the crevice place of the valve deck 7 and valve body 1 is provided with O-ring 6, and the O-ring 6 is rubber or silica gel material,
The O-ring 6 is used for the sealing function to valve deck 7 and valve body 1.
Wherein, lubrication oil immersion processing is done on the surface of the asbestos packing 8, and the asbestos packing 8 is used for sealed support 9 and valve
Gap between bar 16.
Wherein, the mark instruction 10 is rectangular through-hole structure, and the mark instruction 10 can be also used for external power-assisted and pull
Hand.
It should be noted that the present invention is a kind of fire-fighting Outside screw stem rising through handwheel type gate valve, when work, handwheel 22 is rotated, 22 He of handwheel is passed through
Forward and back of the rotation of valve rod 16 with 16 screw thread of ovable valve stem becomes promoting or declining the valve plate 2 connecting with valve rod 16, reaches unlatching
With the effect of closing, under valve wide open state, by using hollow type design bracket 9, in the valve rod 16 of 9 hollow part of bracket
The aperture instruction of clear and definite is carved at place, and the mark instruction 10 of standard-sized sheet has been done at the handwheel 22 of valve, has not only been saved so whole
Body material, reduces cost, and the path increment that more convenient directly observation valve rod 16 rises or declines in operation is clearly expressed
Valve folding condition can be subtracted by the structure type of this innovation in the case where valve state is expressed in satisfaction instruction significantly
The installation space and the indefinite disadvantage of opening degree of few Outside screw stem rising through handwheel type gate valve are realized the use for reducing pipeline valve material, equally
But also the indoor applicable more reasonable beauty of Outside screw stem rising through handwheel type gate valve mounting arrangement.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (8)
1. a kind of fire-fighting Outside screw stem rising through handwheel type gate valve, including valve body (1), it is characterised in that: the inner bottom of the valve body (1) is provided with valve plate
(2), the top of the valve plate (2) is provided with the first valve stem nut (3) and straight pin (4), the same screw in top of the valve body (1)
It is fixedly connected with valve deck (7), the top of the valve deck (7) is fixedly connected with bracket (9) by screw, the bracket (9) and valve
The inside of lid (7) is enclosed with asbestos packing (8), and the inner tip of the bracket (9) is provided with thrust plate (20), the thrust plate
(20) bottom end is provided with bivalve thrust copper ring (19), and the bottom end of the bivalve thrust copper ring (19) is provided with anti-occlusion plain cushion
(18), the inside of the bracket (9) is provided through turning set (17), and the turning set (17) is internally provided with valve rod
(16), the top of the bracket (9) is provided with handwheel (22), and the top of the valve rod (16) is fixedly connected with handwheel (22), institute
It states and is provided through in the middle part of valve rod (16) gland (13), the side of the gland (13) is provided with the second valve stem nut (14).
2. a kind of fire-fighting Outside screw stem rising through handwheel type gate valve according to claim 1, it is characterised in that: the two sides of the handwheel (22) are provided with
It links up with (5), is fixedly connected with reset spring (23) between hook (5) and the bracket (9), the reset spring (23) is used for will
Power-assisted effect when handwheel (22) resets.
3. a kind of fire-fighting Outside screw stem rising through handwheel type gate valve according to claim 1, it is characterised in that: the front and back two sides of the bracket (9) is
Engraved structure, the bracket (9) are cast iron quality, and the bracket (9) is used to support valve rod (16).
4. a kind of fire-fighting Outside screw stem rising through handwheel type gate valve according to claim 1, it is characterised in that: the turning set (17) and valve rod (16)
It is connected through a screw thread to form transmission, the exposed part of the top end holder (9) of the valve rod (16) is outer bar, and other parts are interior
Bar is carved with aperture instruction at outer bar.
5. a kind of fire-fighting Outside screw stem rising through handwheel type gate valve according to claim 1, it is characterised in that: the surface of the handwheel (22), which is run through, opens
There is mark instruction (10), the mark instruction (10) clearly expresses valve folding condition.
6. a kind of fire-fighting Outside screw stem rising through handwheel type gate valve according to claim 1, it is characterised in that: the folder of the valve deck (7) and valve body (1)
It is provided at seam O-ring (6), the O-ring (6) is rubber or silica gel material, and the O-ring (6) is used for valve deck (7) and valve
The sealing function of body (1).
7. a kind of fire-fighting Outside screw stem rising through handwheel type gate valve according to claim 1, it is characterised in that: do on the surface of the asbestos packing (8)
Oil immersion processing is lubricated, the asbestos packing (8) is for the gap between sealed support (9) and valve rod (16).
8. a kind of fire-fighting Outside screw stem rising through handwheel type gate valve according to claim 5, it is characterised in that: the mark instruction (10) is logical for rectangle
Pore structure, the mark instruction (10) can be also used for external Spanner with aid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811355687.5A CN109488806A (en) | 2018-11-14 | 2018-11-14 | A kind of fire-fighting Outside screw stem rising through handwheel type gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811355687.5A CN109488806A (en) | 2018-11-14 | 2018-11-14 | A kind of fire-fighting Outside screw stem rising through handwheel type gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109488806A true CN109488806A (en) | 2019-03-19 |
Family
ID=65695995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811355687.5A Pending CN109488806A (en) | 2018-11-14 | 2018-11-14 | A kind of fire-fighting Outside screw stem rising through handwheel type gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109488806A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202360866U (en) * | 2011-10-20 | 2012-08-01 | 昆山沅亨管阀件有限公司 | Pressure tapping ball valve |
| CN102718170A (en) * | 2012-06-01 | 2012-10-10 | 常熟通润汽车零部件股份有限公司 | Self-return oil drain valve of hydraulic jack |
| CN203413159U (en) * | 2013-07-19 | 2014-01-29 | 浙江华龙巨水科技股份有限公司 | Ball valve |
| CN203880121U (en) * | 2014-03-27 | 2014-10-15 | 池州市九华明坤铝业有限公司 | Rising stem gate valve with limit indication position |
| CN106151559A (en) * | 2016-08-17 | 2016-11-23 | 亚新铸造（苏州）有限公司 | There is the flat gate valve of valve plate position indicating function |
-
2018
- 2018-11-14 CN CN201811355687.5A patent/CN109488806A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202360866U (en) * | 2011-10-20 | 2012-08-01 | 昆山沅亨管阀件有限公司 | Pressure tapping ball valve |
| CN102718170A (en) * | 2012-06-01 | 2012-10-10 | 常熟通润汽车零部件股份有限公司 | Self-return oil drain valve of hydraulic jack |
| CN203413159U (en) * | 2013-07-19 | 2014-01-29 | 浙江华龙巨水科技股份有限公司 | Ball valve |
| CN203880121U (en) * | 2014-03-27 | 2014-10-15 | 池州市九华明坤铝业有限公司 | Rising stem gate valve with limit indication position |
| CN106151559A (en) * | 2016-08-17 | 2016-11-23 | 亚新铸造（苏州）有限公司 | There is the flat gate valve of valve plate position indicating function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190319 |
|
| RJ01 | Rejection of invention patent application after publication |