CN206738666U - Rear-loading type gate valve - Google Patents
Rear-loading type gate valve Download PDFInfo
- Publication number
- CN206738666U CN206738666U CN201720558149.0U CN201720558149U CN206738666U CN 206738666 U CN206738666 U CN 206738666U CN 201720558149 U CN201720558149 U CN 201720558149U CN 206738666 U CN206738666 U CN 206738666U
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- China
- Prior art keywords
- gate valve
- pipe
- flashboard
- cavity
- mouth
- Prior art date
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Abstract
The utility model provides rear-loading type gate valve, including Gate Valve Shell, the bottom connection charging mouth of pipe and the discharging mouth of pipe of the Gate Valve Shell, flashboard is provided between the charging mouth of pipe and the discharging mouth of pipe, the top of the flashboard is connected with drive link, the bottom of the drive link and the junction of the flashboard are provided with transmission nut, the thickness of the flashboard is less than the thickness of the Gate Valve Shell, the drive link and flashboard are arranged in the Gate Valve Shell, the top attended operation mechanism of the drive link, the operating mechanism exposes to the Gate Valve Shell, the diameter of the flashboard is more than the external diameter of the charging mouth of pipe.The utility model proposes rear-loading type gate valve, drive link can not only control the Push And Release of flashboard, and the liter and drop of flashboard can be controlled, the bottom of Gate Valve Shell is provided with clean-up port, above-mentioned setting, in order to the cleaning of flashboard, can be advantageous to improve the service life of gate valve, and its security performance is strong, degree of protection is high, and convenient disassembly.
Description
Technical field
It the utility model is related to valve part, and in particular to rear-loading type gate valve.
Background technology
Gate valve is presently the most important a kind of valve, its be widely used in the circulation of the media such as liquid, gas, dust with
Cut-off, the bottom of usual gate valve includes discharging opening and charging aperture, sealing surface is provided between discharging opening and charging aperture, sealing surface is lock
Plate, the top of flashboard are connected with valve rod, and the top of valve rod is connected with handle, and by the rotation of handle, screw-nut body drives
Valve rod moves up and down, and makes ram seal or opening, ultimately forms the insertion or cut-off of charging aperture and discharging opening.With gate valve skill
The development of art, in order to keep better seal, flashboard is manufactured into inclined-plane by some, and some improves the structure of flashboard for sluice valve.However,
After above-mentioned improvement, it also has a disadvantage that：1st, the sealing ring on gate valve is perishable, due to its position relationship, institute
With, it is inconvenient to change, 2, gate valve it is easy to wear, 3, inclined-plane complex manufacturing technology, in disposable casting cycle, easily there is leakage casting
Place and substandard products, this structural shielding grade is poor, and service life is short.
Utility model content
The technical problems to be solved in the utility model is to provide rear-loading type gate valve, overcomes drawbacks described above, a kind of by manufacturing
New-type rear-loading type gate valve structure, to solve complex manufacturing technology, perishable, degree of protection is poor, manufacture and maintenance cost height etc.
The problem of.
In order to solve the above technical problems, the utility model provides rear-loading type gate valve, including Gate Valve Shell, the Gate Valve Shell
The bottom connection charging mouth of pipe and the discharging mouth of pipe, be provided with flashboard between the charging mouth of pipe and the discharging mouth of pipe, the flashboard it is upper
Portion is connected with drive link, and the bottom of the drive link and the junction of the flashboard are provided with transmission nut, the thickness of the flashboard
Less than the thickness of the Gate Valve Shell, the drive link and flashboard are arranged in the Gate Valve Shell, the top of the drive link
Attended operation mechanism, the operating mechanism expose to the Gate Valve Shell, and the diameter of the flashboard is more than the charging mouth of pipe
External diameter.
As a kind of preferred scheme of rear-loading type gate valve described in the utility model, the bottom of the Gate Valve Shell and the lock
It is provided with the first cavity between the bottom of plate, the top of the Gate Valve Shell is the second cavity for accommodating the drive link, institute
The middle part for stating Gate Valve Shell is the 3rd cavity, and the 3rd cavity is described between the charging mouth of pipe and the discharging mouth of pipe
The thickness of first cavity is equal to the thickness of second cavity, and the thickness of first cavity is more than the thickness of the 3rd cavity
Degree, first cavity, the second cavity and the connection of the 3rd cavity.
As a kind of preferred scheme of rear-loading type gate valve described in the utility model, multiple rollings are provided with the 3rd cavity
Wheel, for the roller between the flashboard and the Gate Valve Shell, the roller is fixed on the madial wall of the Gate Valve Shell
On.
As a kind of preferred scheme of rear-loading type gate valve described in the utility model, the height of second cavity is more than described
The diameter of flashboard.
As a kind of preferred scheme of rear-loading type gate valve described in the utility model, the side wall of second cavity be provided with into
The mouth of a river and delivery port, the water inlet is close to the operating mechanism, and the delivery port is close to the discharging mouth of pipe.
As a kind of preferred scheme of rear-loading type gate valve described in the utility model, the company of second cavity and the 3rd cavity
Meet place and be provided with active clapboard.
As a kind of preferred scheme of rear-loading type gate valve described in the utility model, the bottom of first cavity is provided with cleaning
Mouthful, it is covered with closure on the clean-up port.
As a kind of preferred scheme of rear-loading type gate valve described in the utility model, between the charging mouth of pipe and the flashboard
Provided with sealing ring, the diameter of the sealing ring is equal to the external diameter of the charging mouth of pipe.
As a kind of preferred scheme of rear-loading type gate valve described in the utility model, it is described charging the mouth of pipe center line with it is described
The center line of the discharging mouth of pipe is on the same line.
As a kind of preferred scheme of rear-loading type gate valve described in the utility model, outer wall, the discharge nozzle of the charging mouth of pipe
The outer wall of mouth and the outer wall of Gate Valve Shell are equipped with adpting flange.
Compared with prior art, the utility model proposes rear-loading type gate valve, drive link can not only control opening for flashboard
With pass, and the liter and drop of flashboard can be controlled, the bottom of Gate Valve Shell is provided with clean-up port, and above-mentioned setting can be in order to flashboard
Cleaning, be advantageous to improve the service life of gate valve, its security performance is strong, and degree of protection is high, and convenient disassembly.
Brief description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
The accompanying drawing used is briefly described, it should be apparent that, drawings in the following description are only some implementations of the present utility model
Example, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these accompanying drawings
Obtain other accompanying drawings.Wherein,
Fig. 1 is the main structure diagram of rear-loading type gate valve of the present utility model；
Fig. 2 is the side structure schematic view of rear-loading type gate valve of the present utility model.
Wherein：1 be Gate Valve Shell, 2 be charging the mouth of pipe, 3 be discharging the mouth of pipe, 4 be flashboard, 5 be drive link, 6 be transmission spiral shell
It is female, 7 be operating mechanism, 8 be the first cavity, 9 be the second cavity, 10 be the 3rd cavity, 11 be roller, 12 be sealing ring, 13 be
Adpting flange.
Embodiment
Rear-loading type gate valve described in the utility model, it includes：Gate Valve Shell 1, the bottom connection feed pipe of Gate Valve Shell 1
Mouth 2 and the discharging mouth of pipe 3, feed and be provided with flashboard 4 between the mouth of pipe 2 and the discharging mouth of pipe 3, the top of flashboard 4 is connected with drive link 5.
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, with reference to specific implementation
Mode is described in further detail to the utility model.
First, " one embodiment " or " embodiment " referred to herein refers to may be included at least one reality of the utility model
Special characteristic, structure or characteristic in existing mode." in one embodiment " that different places occur in this manual is not
Same embodiment is referred both to, nor the single or selective embodiment mutually exclusive with other embodiment.
Secondly, the utility model is described in detail using structural representation etc., when the utility model embodiment is described in detail,
For purposes of illustration only, represent that the schematic diagram of rear-loading type gate valve structure can disobey general proportion and make partial enlargement, and the schematic diagram
Simply example, it should not limit the scope of the utility model protection herein.In addition, length, width should be included in actual fabrication
And the three dimensions of depth.
Embodiment one
Fig. 1 and Fig. 2 are referred to, Fig. 1 is the main structure diagram of rear-loading type gate valve of the present utility model；Fig. 2 is this reality
With the side structure schematic view of new rear-loading type gate valve.As illustrated in fig. 1 and 2, rear-loading type gate valve, including Gate Valve Shell 1, it is
Hollow structure, for accommodating drive link 5, flashboard 4, in the bottom of the Gate Valve Shell 1 connection charging mouth of pipe 2 and the discharging mouth of pipe 3, enter
Expects pipe mouth 2 and the discharging mouth of pipe 3 are vertical with Gate Valve Shell 1, feed and are provided with flashboard 4 between the mouth of pipe 2 and the discharging mouth of pipe 3, drive link 5
Upper end attended operation mechanism 7, lower end connection flashboard 4, the bottom of drive link 5 is provided with transmission nut 6, lock with the junction of flashboard 4
The diameter of plate 4 is more than the external diameter of the charging mouth of pipe 2.Rotating operation mechanism 7, drive link 5 drive opening or the closing of flashboard 4.
Not only as described above, drive link 5 drives angle change of the flashboard 4 in the same horizontal position, and drive link 5 is also
Change of the flashboard 4 in upper and lower displacement is driven, the thickness of flashboard 4 is less than the thickness of Gate Valve Shell 1, and drive link 5 and flashboard 4 are set
In Gate Valve Shell 1, the first cavity 8 is provided between the bottom of Gate Valve Shell 1 and the bottom of flashboard 4, the top of Gate Valve Shell 1 is
For accommodating the second cavity 9 of drive link 5, the middle part of Gate Valve Shell 1 is the 3rd cavity 10, and the 3rd cavity 10 is in the charging mouth of pipe 2
Between the discharging mouth of pipe 3, the thickness of the first cavity 8 is equal to the thickness of the second cavity 10, and the thickness of the first cavity 8 is more than the 3rd sky
The thickness of chamber 10, the first cavity 8, the second cavity 9 connect with the 3rd cavity 10.The height of second cavity 10 is more than the flashboard 4
Diameter.The side wall of second cavity 9 is provided with water inlet (not shown) and delivery port (not shown), and water inlet is close to operating mechanism
7, delivery port is close to the discharging mouth of pipe 3.The junction of second cavity 9 and the 3rd cavity 10 is provided with active clapboard (not shown).Flashboard 4
When can not there is no fluid in the mouth of pipe 2 and the discharging mouth of pipe 3 is fed, or when thering is the fluid to open comprehensively, the second cavity 9 is risen to
In, active clapboard is then shut off, washing lotion is flowed into from water inlet, the residue cleaned on flashboard 4, is then flowed out again by delivery port,
Reach the purpose of cleaning, reduce the extent of corrosion of flashboard 4, then open active clapboard again, flashboard 4 is put into the 3rd cavity 10
It is interior.
Equally in the lower section of flashboard 4, it is also possible to the accumulation of impurity occur, influence the service life of gate valve, therefore,
The bottom of one cavity 8 is provided with clean-up port (not shown), and closure (not shown) is covered with clean-up port.When the charging mouth of pipe 2 and go out
When having fluid in expects pipe mouth 3, this closure is closing, when not having fluid in the charging mouth of pipe 2 and the discharging mouth of pipe 3, then may be used
To open closure, the residue cleared up in the first cavity 8.
Sealing ring 12 fits in the charging mouth of pipe 2, and the diameter of sealing ring 12 is equal to the external diameter of the charging mouth of pipe 2, when flashboard 4 is closed
Feed the mouth of pipe 2 when, sealing ring 12 flashboard 4 and charging the mouth of pipe 2 between, so, this closure be also used as be used for replace
One access hole of sealing ring 12 or flashboard 4.
For the ease of the movement of flashboard 4, multiple rollers 9 are provided with the 3rd cavity 10, roller 9 is located at outside flashboard 4 and gate valve
Between shell 1, roller 9 is fixed on the madial wall of Gate Valve Shell 1.
The center line of the charging mouth of pipe 2 and the center line of the discharging mouth of pipe 3 are on the same line.Feed outer wall, the discharging of the mouth of pipe 2
The outer wall of the mouth of pipe 3 and the outer wall of Gate Valve Shell 1 are equipped with adpting flange.So, this rear-loading type gate valve can be installed on a variety of set
On standby pipeline, and feed the flat construction of the mouth of pipe 2 and the mouth of pipe 3 that discharges so that its versatility is stronger, and it is more square to manufacture this kind of gate valve
Just, and it is more convenient for clearing up.
The part of above-mentioned rear-loading type gate valve includes but is not limited to above-mentioned species.
It should be noted that above example is only to illustrate the technical solution of the utility model and unrestricted, although reference
The utility model is described in detail for preferred embodiment, it will be understood by those within the art that, can be to this reality
Modified with new technical scheme or equivalent substitution, without departing from the spirit and scope of technical solutions of the utility model,
It all should cover among right of the present utility model.
Claims (10)
1. a kind of rear-loading type gate valve, it is characterized in that：Including Gate Valve Shell, the bottom connection of the Gate Valve Shell feeds the mouth of pipe and gone out
Expects pipe mouth, flashboard is provided between the charging mouth of pipe and the discharging mouth of pipe, the top of the flashboard is connected with drive link, the transmission
The bottom of bar and the junction of the flashboard are provided with transmission nut, and the thickness of the flashboard is less than the thickness of the Gate Valve Shell,
The drive link and flashboard are arranged in the Gate Valve Shell, the top attended operation mechanism of the drive link, the operation machine
Structure exposes to the Gate Valve Shell, and the diameter of the flashboard is more than the external diameter of the charging mouth of pipe.
2. rear-loading type gate valve as claimed in claim 1, it is characterized in that：The bottom of the Gate Valve Shell and the bottom of the flashboard
Between be provided with the first cavity, the top of the Gate Valve Shell is the second cavity for accommodating the drive link, outside the gate valve
The middle part of shell is the 3rd cavity, and the 3rd cavity is between the charging mouth of pipe and the discharging mouth of pipe, first cavity
Thickness be equal to the thickness of second cavity, the thickness of first cavity is more than the thickness of the 3rd cavity, described the
One cavity, the second cavity and the connection of the 3rd cavity.
3. rear-loading type gate valve as claimed in claim 2, it is characterized in that：Multiple rollers, the rolling are provided with 3rd cavity
Between the flashboard and the Gate Valve Shell, the roller is fixed on the madial wall of the Gate Valve Shell wheel.
4. rear-loading type gate valve as claimed in claim 2, it is characterized in that：The height of second cavity is more than the straight of the flashboard
Footpath.
5. rear-loading type gate valve as claimed in claim 4, it is characterized in that：The side wall of second cavity is provided with water inlet and gone out
The mouth of a river, the water inlet is close to the operating mechanism, and the delivery port is close to the discharging mouth of pipe.
6. rear-loading type gate valve as claimed in claim 5, it is characterized in that：The junction of second cavity and the 3rd cavity is provided with
Active clapboard.
7. rear-loading type gate valve as claimed in claim 2, it is characterized in that：The bottom of first cavity is provided with clean-up port, described
Closure is covered with clean-up port.
8. rear-loading type gate valve as claimed in claim 1, it is characterized in that：Sealing is provided between the charging mouth of pipe and the flashboard
Circle, the diameter of the sealing ring are equal to the external diameter of the charging mouth of pipe.
9. rear-loading type gate valve as claimed in claim 1, it is characterized in that：The center line and the discharging mouth of pipe of the charging mouth of pipe
Center line on the same line.
10. rear-loading type gate valve as claimed in claim 1, it is characterized in that：Outer wall, the outer wall for the mouth of pipe that discharges of the charging mouth of pipe
Adpting flange is equipped with the outer wall of Gate Valve Shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720558149.0U CN206738666U (en) | 2017-05-19 | 2017-05-19 | Rear-loading type gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720558149.0U CN206738666U (en) | 2017-05-19 | 2017-05-19 | Rear-loading type gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206738666U true CN206738666U (en) | 2017-12-12 |
Family
ID=60566570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720558149.0U Expired - Fee Related CN206738666U (en) | 2017-05-19 | 2017-05-19 | Rear-loading type gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206738666U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115434411A (en) * | 2022-09-01 | 2022-12-06 | 长沙市规划设计院有限责任公司 | Environment-friendly regulation pond flushing device |
-
2017
- 2017-05-19 CN CN201720558149.0U patent/CN206738666U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115434411A (en) * | 2022-09-01 | 2022-12-06 | 长沙市规划设计院有限责任公司 | Environment-friendly regulation pond flushing device |
| CN115434411B (en) * | 2022-09-01 | 2024-05-14 | 长沙市规划设计院有限责任公司 | Environment-friendly type flushing equipment for regulating and storing tank |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171212 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |