CN201496602U - Liquid loading and unloading valve of liquid flexible freight bag - Google Patents
Liquid loading and unloading valve of liquid flexible freight bag Download PDFInfo
- Publication number
- CN201496602U CN201496602U CN2009201706581U CN200920170658U CN201496602U CN 201496602 U CN201496602 U CN 201496602U CN 2009201706581 U CN2009201706581 U CN 2009201706581U CN 200920170658 U CN200920170658 U CN 200920170658U CN 201496602 U CN201496602 U CN 201496602U
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- liquid
- valve
- flexible freight
- unloading valve
- pipeline
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Abstract
The utility model aims to provide a liquid loading and unloading valve of a liquid flexible freight bag which can prevent a bag body at the periphery of a valve body from being torn under the impact of liquid. The liquid loading and unloading valve comprises an inner flange and an outer flange which are clamped on the inner and outer sides of the liquid flexible freight bag respectively and fixedly connected with each other; a pipeline communicated with the outer flange is integrated on one side of the outer flange; a valve ball connected with a handle is arranged in the pipeline; a hollow channel is formed in the valve ball; and the valve ball can rotate under the control of the handle along an axial line perpendicular to the pipeline, so as to switch on or switch off a pipeline medium. The liquid loading and unloading valve is characterized in that the contour of an inner flange mounting surface is greater than that of an outer flange mounting surface. The liquid loading and unloading valve has the advantages of simple, firm and reliable structure, and good sealing performance, can avoid the defect that the bag body at the same part of the traditional liquid flexible freight bag is repeatedly bent in the stress to be torn, and is popularized and applied to the liquid flexible freight bag on a large scale.
Description
Technical field
The utility model belongs to the manufacturing technology field of liquid Flexible Freight Bags, specially refers to be used to load and unload the liquid loading and unloading valve that liquid is used on the liquid Flexible Freight Bags.
Background technique
The liquid Flexible Freight Bags is a kind of liquid delivery package bag that is applicable to seavan, last century the seventies promptly begin to be applied to the liquid transport of non-regulations control, non-harmful grade, have the higher cost benefit than the delivery pack mode of other bulk liquids.Common liquid Flexible Freight Bags is to load and unload liquid by the liquid loading and unloading valve that is installed on its side or end face at present, the liquid loading and unloading valve comprises valve, outward flange and inner flange, valve and outward flange fix or make integrative-structure by screw thread, outward flange and inner flange are clipped in the outside and the inboard of liquid Flexible Freight Bags respectively, and be bolted to connection, wherein the attachment face profile size of outward flange and inner flange is identical.If the liquid loading and unloading valve is installed on the end face of liquid Flexible Freight Bags, in transportation process, mobile can the generation repeatedly and strong wallop that liquid in the liquid Flexible Freight Bags causes because of jolt, start, brake etc., the bag of end face is moved up and down repeatedly, because the attachment face profile size of outward flange and inner flange is identical, will cause the stressed repeatedly bending of bag of the edge section of inside and outside flange like this, even be torn, thereby make leaked liquid; If the liquid loading and unloading valve is installed on the side of liquid Flexible Freight Bags, the baffle plate that container door end is installed must be stretched out in the outside of liquid loading and unloading valve, liquid in the bag can produce the strength of powerful outside extruding so, make the opening of the baffle plate that the bag of liquid loading and unloading valve and periphery thereof is installed along container door end outwards move, even tear bag.
The model utility content
The purpose of this utility model is the liquid loading and unloading valve that proposes the liquid Flexible Freight Bags that a kind of bag of avoiding the valve body periphery is torn under hydraulic shock.
The liquid loading and unloading valve of liquid Flexible Freight Bags of the present utility model comprises also fixedly connected inner flange and the outward flange that is used for being clipped in respectively liquid Flexible Freight Bags medial and lateral, the integrated pipeline that communicates with outward flange that is provided with of one side of described outward flange, be provided with the valve ball that is connected with one handle in the described pipeline, described valve ball has the passage of hollow, valve ball can be in the control lower edge of handle perpendicular to the axis rotation of pipeline, switching on or off the pipeline medium, key is that the profile of attachment face of described inner flange is greater than the profile of the attachment face of outward flange.
The utility model utilization has the means of the valve ball of hollow channel as the pilot line break-make, and its sealability will be higher than the valve of other types such as butterfly valve, helps to prevent that liquid from revealing in transportation process.When this liquid loading and unloading valve is installed on the end face of liquid Flexible Freight Bags, even in transportation process, move up and down repeatedly under the effect of portion's liquid within it of the bag of end face, because the profile of the attachment face of inner flange is greater than the profile of the attachment face of outward flange, so make that the stressed position of bag of the edge section that is in the liquid loading and unloading valve is inconsistent: when bag was mobile downwards, the bag of edge section that only is in outward flange was stressed; And when bag was moved upward, the bag of edge section that only is in inner flange was stressed, has avoided the traditional liquid Flexible Freight Bags to cause the drawback of tearing because of the stressed repeatedly bending of the bag at same position; When this liquid loading and unloading valve is installed on the side of liquid Flexible Freight Bags, because the profile of the attachment face of inner flange is greater than the profile of the attachment face of outward flange, inner flange will be resisted against the opening of the baffle plate that container door end installs, prevent under the effect of bag liquid in bag of liquid loading and unloading valve and periphery thereof that opening along baffle plate along outwards moving, therefore avoided tearing bag.
Pipeline and outward flange are structure as a whole in addition, can improve the sealing of liquid loading and unloading valve and the soundness of connection, can bear the surge formula that flow of fluid produced in the bag in transportation process better and impact.
The optimization form of aforesaid liquid loading valve is that described inner flange is provided with to the circular or oval-shaped backplate that extends all around, and the edge of backplate is a smooth curve, can not puncture bag, the safety of assurance bag when bending takes place bag.
The outlet port of described pipeline is equipped with cock by screw-thread fit, the top of described valve ball position corresponding to the pipeline closed condition time is provided with the locking recess, and the bottom of described cock is provided with the locking column of the locking recess that can stretch into valve ball when cock screws.Like this behind the intact liquid of can, handle with sleeve is closed pipeline, locking column in cock this moment is positioned at the top position of the locking recess of valve ball, screws cock, and the locking column in the cock promptly stretches into the locking recess on the valve ball, carry out spacing to valve ball, prevent that valve ball from rotating, and only after the cock of outwarding winding, could rotate valve ball to open pipeline, therefore can prevent that valve ball from opening voluntarily or operator's mistake is bumped handle and caused valve open under the impact of liquid, make leaked liquid.
The locking recess of above-mentioned valve ball and the locking column of cock are frustoconic shape wide at the top and narrow at the bottom, like this can be inaccurate and when causing the locking recess of valve ball to fail to forward correct position in the operation of valve closing, locking column in the cock still can stretch into the top of the locking recess on the valve ball, along with screwing gradually of cock, locking column can stretch into downwards along the inclined-plane of locking recess, not only can play the effect of locking valve ball, even can also utilize locking column that a little correction are done in the position of valve ball, increased the accuracy and the reliability of operation.
When discharging is operated, if the suction of pump is very strong, the bag that causes liquid Flexible Freight Bags inboard easily is pulled to the valve place with liquid and with valve blockage, for addressing this problem, the inner flange of liquid loading and unloading valve of the present utility model is provided with the fluid director that protrudes in the inner flange surface and communicate with inner flange, described fluid director both ends open has flow-guiding mouth on its sidewall.Even Nei Ce bag is pulled to the opening obstruction of valve place with fluid director like this, the flow-guiding mouth that has on the fluid director sidewall can guarantee that still liquid flows out.
For further improving the water conservancy diversion effect, the both sides of the flow-guiding mouth on the above-mentioned fluid director sidewall are provided with guide plate, the end face that has side pod apertures or guide plate on the described guide plate is the inclined-plane, guide plate and fluid director have just formed three-dimensional flow guide device like this, the very difficult flow-guiding mouth that stops up on the fluid director sidewall of bag, liquid can enter into valve passage and then drain Flexible Freight Bags along a plurality of directions such as the side pod apertures of the flow-guiding mouth of fluid director mouth, fluid director sidewall, guide plate and guide plate end face places in the bag, guarantees that water conservancy diversion is unobstructed.
Described inner flange is embedded with the steel ring that is used to strengthen intensity, not only can increase the intensity of inner flange, and simultaneously steel ring can not touch a bag interior liquid, can avoid steel ring and liquid to react and causes adverse consequences.
Simple, firm reliable, the good seal performance of the liquid loading and unloading valve arrangement of liquid Flexible Freight Bags of the present utility model, not only can avoid the traditional liquid Flexible Freight Bags to cause the drawback of tearing because of the stressed repeatedly bending of the bag at same position, also increased measures, prevent the valve accident from opening and make leaked liquid, bag stops up the problem of valve easily when having solved the discharging operation simultaneously, is fit to large-scale promotion application on the liquid Flexible Freight Bags.
Description of drawings
Fig. 1 is the perspective exploded view of liquid loading and unloading valve of the present utility model;
Fig. 2 is the generalized section of the liquid loading and unloading valve among Fig. 1;
Fig. 3 is the locking recess in the liquid loading and unloading valve among Fig. 1 and the generalized section of locking column;
Fig. 4 is the inverted perspective view of the liquid loading and unloading valve among Fig. 1;
Fig. 5 is the stereogram of the liquid loading and unloading valve among Fig. 1;
Fig. 6 is the perspective exploded view of another kind of liquid loading and unloading valve of the present utility model;
Fig. 7 is the stereogram of the liquid loading and unloading valve among Fig. 6.
Embodiment
Describe the utility model in detail below in conjunction with specific embodiments and the drawings.
Embodiment 1:
Shown in Fig. 1～5, the liquid loading and unloading valve of present embodiment comprises and is used for being clipped in respectively in the liquid Flexible Freight Bags, the inner flange 2 and the outward flange 12 in the outside, inner flange 2 and outward flange 12 are crossed bolt 8, nut 9 is fixedly connected, the integrated pipeline 1 that communicates with outward flange that is provided with of one side of outward flange 12, be provided with the valve ball 3 that is connected with one handle 4 in the described pipeline 1, described valve ball 3 has the passage of hollow, valve ball 3 can be in the control lower edge of handle 4 perpendicular to the axis rotation of pipeline 1, to switch on or off the pipeline medium, the attachment face of inner flange 2 be provided with to around the oval-shaped backplate 6 that extends, the profile of the attachment face of inner flange 2 is just greater than the profile of the attachment face of outward flange 12 like this.
The upper and lower both sides of valve ball 3 all are equipped with valve ball seal ring 32, but the enhanced leaktightness effect is equipped with the steel ring 7 that reinforcement intensity is used between outward flange 12 and the inner flange 2, and steel ring 7 is embedded in the end face of inner flange 2, between steel ring 7 and the inner flange 2 seal ring 13 is installed.
The outlet port of described pipeline 1 is equipped with cock 5 by screw-thread fit, the top of described valve ball 3 position corresponding to the pipeline closed condition time is provided with locking recess 31, and the bottom of described cock 5 is provided with the locking column 51 of the locking recess 31 that can stretch into valve ball when cock 5 screws.Like this behind the intact liquid of can, handle with sleeve 4 is closed pipeline 1, locking column 51 in the cock 5 this moment is positioned at the top position of the locking recess 31 of valve ball, screws cock 5, and the locking column 51 in the cock promptly stretches into the locking recess 31 on the valve ball, carry out spacing to valve ball 3, prevent that valve ball 3 from rotating, and only after the cock 5 of outwarding winding, just can open pipeline 1, therefore can prevent that valve ball 3 from opening voluntarily or operator's mistake is bumped handle 4 and caused valve open under the impact of liquid, make leaked liquid.
As shown in Figure 3, the locking recess 31 of above-mentioned valve ball and the locking column 51 of cock are frustoconic shape wide at the top and narrow at the bottom, like this can be inaccurate and when causing the locking recess 31 of valve ball to fail to forward correct position in the operation of valve closing, locking column 51 in the cock still can stretch into the top of the locking recess 31 on the valve ball, along with screwing gradually of cock 5, locking column 51 can stretch into downwards along the inclined-plane of locking recess 31, not only can play the effect of locking valve ball 3, even can also utilize the position of 51 pairs of valve balls 3 of locking column to do a little correction, increased the accuracy and the reliability of operation.
As shown in Figure 4, the inner flange 2 of liquid loading and unloading valve is provided with the fluid director 10 that protrudes in the inner flange surface, described fluid director 10 both ends opens have a plurality of flow-guiding mouths 11 on its sidewall, the inside of fluid director 10 also is provided with diaphragm 15 to strengthen the intensity of fluid director 10.Even the bag of inner flange 2 inboards is pulled to the valve place like this, with opening 14 obstructions of fluid director 10, the flow-guiding mouth 11 that has on fluid director 10 sidewalls can guarantee that still liquid flows out.
For further improving the water conservancy diversion effect, the both sides of the flow-guiding mouth 11 on described fluid director 10 sidewalls are provided with guide plate 16, the end face of described guide plate 16 is the inclined-plane, guide plate 16 has just formed three-dimensional flow guide device with fluid director 10 like this, the very difficult flow-guiding mouth 11 that stops up on the fluid director sidewall of bag, liquid can enter into valve passage and then drain Flexible Freight Bags along the flow-guiding mouth 11 of fluid director mouth 14, fluid director sidewall and a plurality of places such as end face place of guide plate 16 in the bag, guarantees that water conservancy diversion is unobstructed.
The liquid loading and unloading valve of present embodiment is fit to be installed in the sidepiece of liquid Flexible Freight Bags, the backplate 6 behind the liquid of packing in the bag is resisted against the sidepiece at the baffle openings place that container door end installs, can support, keep valve body, make it to be in the tram, and the impact force of liquid in the bag transferred on the baffle plate, prevent that bag interior liquid from outwards squeezing valve body and bag in the tapping of baffle plate, even tear the bag at valve body edge, make leaked liquid.
Embodiment 2:
Shown in Fig. 6,7, as different from Example 1, the backplate 6 of present embodiment is circular, and its diameter is greater than the diameter of outward flange 12, and the profile of the attachment face of inner flange 2 is just greater than the profile of the attachment face of outward flange 12 like this.
The liquid loading and unloading valve of present embodiment is fit to be installed in the top of liquid Flexible Freight Bags, in transportation process, the top of liquid Flexible Freight Bags can be in bag upper and lower moving under the effect of liquid.When the bag of liquid Flexible Freight Bags end face was subjected to hydraulic shock and moves down, the bag of edge section that only is in outward flange 12 was stressed; And when bag moved up, the bag of edge section that only is in backplate 6 was stressed, has so just avoided the traditional liquid Flexible Freight Bags to cause the drawback of tearing because of the stressed repeatedly bending of the bag at same position.
Claims (7)
1. the liquid loading and unloading valve of a liquid Flexible Freight Bags, comprise and be used for being clipped in respectively liquid Flexible Freight Bags medial and lateral and fixedly connected inner flange and outward flange, the integrated pipeline that communicates with outward flange that is provided with of one side of described outward flange, be provided with the valve ball that is connected with one handle in the described pipeline, described valve ball has the passage of hollow, valve ball can be in the control lower edge of handle perpendicular to the axis rotation of pipeline, to switch on or off the pipeline medium, the profile of attachment face that it is characterized in that described inner flange is greater than the profile of the attachment face of outward flange.
2. the liquid loading and unloading valve of liquid Flexible Freight Bags according to claim 1 is characterized in that described inner flange is provided with to the circular or oval-shaped backplate that extends all around.
3. the liquid loading and unloading valve of liquid Flexible Freight Bags according to claim 1 and 2, the outlet port that it is characterized in that described pipeline is equipped with cock by screw-thread fit, the top of described valve ball position corresponding to the pipeline closed condition time is provided with the locking recess, and the bottom of described cock is provided with the locking column of the locking recess that can stretch into valve ball when cock screws.
4. the liquid loading and unloading valve of liquid Flexible Freight Bags according to claim 3 is characterized in that the locking recess of described valve ball and the locking column of cock are frustoconic shape wide at the top and narrow at the bottom.
5. the liquid loading and unloading valve of liquid Flexible Freight Bags according to claim 1 and 2 is characterized in that described inner flange is provided with the fluid director that protrudes in the inner flange surface and communicate with inner flange, and described fluid director both ends open has flow-guiding mouth on its sidewall.
6. the liquid loading and unloading valve of liquid Flexible Freight Bags according to claim 5 is characterized in that the both sides of the flow-guiding mouth on the described fluid director sidewall are provided with guide plate, and the end face that has side pod apertures or guide plate on the described guide plate is the inclined-plane.
7. the liquid loading and unloading valve of liquid Flexible Freight Bags according to claim 1 and 2 is characterized in that described inner flange is embedded with the steel ring that is used to strengthen intensity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201706581U CN201496602U (en) | 2009-08-10 | 2009-08-10 | Liquid loading and unloading valve of liquid flexible freight bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201706581U CN201496602U (en) | 2009-08-10 | 2009-08-10 | Liquid loading and unloading valve of liquid flexible freight bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201496602U true CN201496602U (en) | 2010-06-02 |
Family
ID=42439809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201706581U Expired - Lifetime CN201496602U (en) | 2009-08-10 | 2009-08-10 | Liquid loading and unloading valve of liquid flexible freight bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201496602U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102173328A (en) * | 2011-01-30 | 2011-09-07 | 姜豪杰 | Charging and discharging valve of container liquid bag and container liquid bag |
| CN102951384A (en) * | 2011-08-29 | 2013-03-06 | 中国科学院沈阳自动化研究所 | Through-wall type seal oil nozzle |
| CN102951383A (en) * | 2011-08-29 | 2013-03-06 | 中国科学院沈阳自动化研究所 | Sealed oil nozzle used for oil bag |
-
2009
- 2009-08-10 CN CN2009201706581U patent/CN201496602U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102173328A (en) * | 2011-01-30 | 2011-09-07 | 姜豪杰 | Charging and discharging valve of container liquid bag and container liquid bag |
| CN102951384A (en) * | 2011-08-29 | 2013-03-06 | 中国科学院沈阳自动化研究所 | Through-wall type seal oil nozzle |
| CN102951383A (en) * | 2011-08-29 | 2013-03-06 | 中国科学院沈阳自动化研究所 | Sealed oil nozzle used for oil bag |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100602 |