CN208149735U - A kind of valve port mechanism for valve bag automatic metering scale - Google Patents
A kind of valve port mechanism for valve bag automatic metering scale Download PDFInfo
- Publication number
- CN208149735U CN208149735U CN201820558345.2U CN201820558345U CN208149735U CN 208149735 U CN208149735 U CN 208149735U CN 201820558345 U CN201820558345 U CN 201820558345U CN 208149735 U CN208149735 U CN 208149735U
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- China
- Prior art keywords
- discharge nozzle
- valve bag
- toroidal cavity
- annular
- valve
- Prior art date
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- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 14
- 238000007599 discharging Methods 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 8
- 239000000843 powder Substances 0.000 abstract description 6
- 238000000605 extraction Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000012254 powdered material Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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Abstract
The utility model relates to a kind of valve port mechanisms for valve bag automatic metering scale, including discharge nozzle, a toroidal cavity is equipped in the tube wall of the discharge nozzle, the lateral wall on the discharge nozzle top is equipped with the air exhaust nozzle being connected with toroidal cavity, lateral wall in the middle part of the discharge nozzle is equipped with annular slot, being loaded in the annular slot has tubaeform rubber ring, it is fan-shaped annular groove that the lateral wall of the discharge nozzle lower part, which is equipped with multi-turn cross section, the trench bottom of the annular groove offers several through-holes being connected with toroidal cavity, the through-hole, toroidal cavity, air exhaust nozzle forms exhaust passage.The utility model has the beneficial effects that：It is connected on discharge nozzle by through-hole, toroidal cavity, air exhaust nozzle and forms exhaust passage for the gas in valve bag and the powder material being mixed in gas extraction, to reduce the pressure in valve bag, avoid because the pressure increase in valve bag rises brokenly by valve bag or discharge nozzle discharging is made to be obstructed.
Description
Technical field
The utility model relates to ration package scale technical field more particularly to a kind of valves for valve bag automatic metering scale
Mouth mechanism.
Background technique
Valve bag is commonly called as being sticking bag, is current international popular packaging bag, feeds from top or bottom valve port, using special
Filling apparatus dresses up cube after filling material, and heap packet is neat, beautiful, belongs to Environmental protection bag.
Valve bag when filling, in order to prevent powdered material diffusion in air, usually by the valve port of valve bag with
It is fitted closely between the discharge nozzle of package mechanism, when material is fitted into valve bag, the pressure in valve bag increases, and is easy valve
Pocket, which rises brokenly or discharge nozzle discharging is made to be obstructed, influences pack efficiency.
Summary of the invention
The purpose of the utility model is to overcome problem above of the existing technology, provide a kind of automatic for valve bag
The valve port mechanism of batch scale, be connected on discharge nozzle by through-hole, toroidal cavity, air exhaust nozzle form exhaust passage will be in valve bag
Gas and the powder material being mixed in gas extraction, to reduce the pressure in valve bag, avoid because in valve bag
Valve bag is risen brokenly or discharge nozzle discharging is made to be obstructed by pressure increase.
To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions：
A kind of valve port mechanism for valve bag automatic metering scale, including discharge nozzle are equipped in the tube wall of the discharge nozzle
One toroidal cavity, the lateral wall on the discharge nozzle top are equipped with the air exhaust nozzle being connected with toroidal cavity, in the discharge nozzle
The lateral wall in portion is equipped with annular slot, and being loaded in the annular slot has tubaeform rubber ring, the discharge nozzle lower part
It is fan-shaped annular groove that lateral wall, which is equipped with multi-turn cross section, and the trench bottom of the annular groove offers several and annular
The through-hole that cavity is connected, the through-hole, toroidal cavity, air exhaust nozzle form exhaust passage.
Wherein, the toroidal cavity is equipped with opening on the top of discharge nozzle and is in communication with the outside, and is located at toroidal cavity
It is the sealing ring of T-type that being loaded at top end opening, which has cross section,.
Wherein, the discharge nozzle top is equipped with outwardly projecting flange, offers on the flange multiple according to circular array
Arrange the screw hole of arrangement.
Wherein, outside annular is equipped on the lateral wall of the discharge nozzle lower part between two adjacent annular grooves
Protrusion, the annular protrusion and annular groove are smoothly connected to form wavy shaped configuration.
Wherein, the pipe thickness on the discharge nozzle top is greater than the pipe thickness of discharge nozzle lower part, the discharge nozzle middle part
Pipe thickness is gradually reduced from bottom to top.
Wherein, the thickness of the rubber ring bottom end is equal to the depth of annular slot, and the thickness on the rubber ring top is greater than
The depth of annular slot.
The utility model has the beneficial effects that：It is connected to be formed to be vented by through-hole, toroidal cavity, air exhaust nozzle on discharge nozzle and lead to
Road extracts the gas in valve bag and the powder material being mixed in gas out, to reduce the pressure in valve bag, keeps away
Exempt from because the pressure increase in valve bag rises brokenly by valve bag or discharge nozzle discharging is made to be obstructed.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application,
The exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the improper of the utility model
It limits.In the accompanying drawings：
Fig. 1 is the cross-sectional view of the utility model embodiment；
Fig. 2 is the cross-sectional view of discharge nozzle in the utility model embodiment.
Specific embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, the utility model is described in detail.
As illustrated in fig. 1 and 2, a kind of valve port mechanism for valve bag automatic metering scale, including discharge nozzle 1, discharge nozzle 1
A toroidal cavity 2 is equipped in tube wall, the lateral wall on 1 top of discharge nozzle is equipped with the air exhaust nozzle 3 being connected with toroidal cavity 2, takes out
Gas nozzle 3 is connect by pipeline with aspiration pump, and the gas of aspiration pump extraction is precipitated and filtered, the powder for precipitating and filtering out
Last shape material needs to return in the hopper of ration package scale, and the lateral wall at 1 middle part of discharge nozzle is equipped with annular slot 6, annular snap
Being loaded in slot 6 has tubaeform rubber ring 7, and the lateral wall that the setting of rubber ring 7 facilitates the valve port and discharge nozzle 1 of valve bag is tight
Closely connected conjunction, in the air for avoiding powder material from being diffused into other than valve bag, it is horizontal that the lateral wall of 1 lower part of discharge nozzle is equipped with multi-turn
Section is fan-shaped annular groove, and the trench bottom of annular groove offers several through-holes 4 being connected with toroidal cavity 2, is led to
Hole 4, toroidal cavity 2, air exhaust nozzle 3 form exhaust passage, and the exhaust passage is by the gas in valve bag and is mixed in gas
Powder material extraction avoid that valve bag rising brokenly because the pressure in valve bag increases to reduce the pressure in valve bag
Or discharge nozzle discharging is made to be obstructed.
Toroidal cavity 2 is equipped with opening 8 on the top of discharge nozzle 1 and is in communication with the outside, which is convenient for in toroidal cavity 2
Portion is cleared up, is overhauled, and is located at the opening 8 on 2 top of toroidal cavity the sealing ring 9 for having cross section for T-type that is loaded, sealing
It encloses and 9 on the one hand opening 8 is blocked, on the other hand in the junction of discharge nozzle 1 and quantitative package frame plays the role of sealing.
1 top of discharge nozzle is equipped with outwardly projecting flange 10, opens up that there are six according to annular array on flange 10
Screw hole 11, the screw hole 11 being arranged on flange 10 is for connecting installation with quantitative package machine.
Outside annular protrusion 5, ring are equipped on the lateral wall of 1 lower part of discharge nozzle between two adjacent annular grooves
Shape protrusion 5 is smoothly connected to form wavy shaped configuration with annular groove；The pipe thickness on 1 top of discharge nozzle is greater than 1 lower part of discharge nozzle
Pipe thickness, 1 middle part pipe thickness of discharge nozzle is gradually reduced from bottom to top；The thickness of 7 bottom end of rubber ring is equal to annular slot 6
Depth, the thickness on 7 top of rubber ring is greater than the depth of annular slot 6；The above structure design is for making the valve of valve bag
The smooth set of mouth is on discharge nozzle 1.
Basic principles, main features, and advantages of the present invention has been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.
Claims (6)
1. a kind of valve port mechanism for valve bag automatic metering scale, including discharge nozzle, it is characterised in that：The pipe of the discharge nozzle
A toroidal cavity is equipped in wall, the lateral wall on the discharge nozzle top is equipped with the air exhaust nozzle being connected with toroidal cavity, described
Lateral wall in the middle part of discharge nozzle is equipped with annular slot, and being loaded in the annular slot has tubaeform rubber ring, the discharging
It is fan-shaped annular groove that the lateral wall of pipe lower part, which is equipped with multi-turn cross section, and the trench bottom of the annular groove offers several
A through-hole being connected with toroidal cavity, the through-hole, toroidal cavity, air exhaust nozzle are connected to form exhaust passage.
2. the valve port mechanism according to claim 1 for valve bag automatic metering scale, it is characterised in that：The annular is empty
Chamber is equipped with opening on the top of discharge nozzle and is in communication with the outside, and is located at the top end opening of toroidal cavity the cross section that is loaded and is
The sealing ring of T-type.
3. the valve port mechanism according to claim 1 for valve bag automatic metering scale, it is characterised in that：The discharge nozzle
Top is equipped with outwardly projecting flange, offers multiple screw holes according to annular array on the flange.
4. the valve port mechanism according to claim 1 for valve bag automatic metering scale, it is characterised in that：The discharge nozzle
Outside annular protrusion, the annular protrusion and annular are equipped on the lateral wall of lower part between two adjacent annular grooves
Groove is smoothly connected to form wavy shaped configuration.
5. the valve port mechanism according to claim 1 for valve bag automatic metering scale, it is characterised in that：The discharge nozzle
The pipe thickness on top is greater than the pipe thickness of discharge nozzle lower part, and pipe thickness gradually subtracts from bottom to top in the middle part of the discharge nozzle
It is small.
6. the valve port mechanism according to claim 1 for valve bag automatic metering scale, it is characterised in that：The rubber ring
The thickness of bottom end is equal to the depth of annular slot, and the thickness on the rubber ring top is greater than the depth of annular slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820558345.2U CN208149735U (en) | 2018-04-19 | 2018-04-19 | A kind of valve port mechanism for valve bag automatic metering scale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820558345.2U CN208149735U (en) | 2018-04-19 | 2018-04-19 | A kind of valve port mechanism for valve bag automatic metering scale |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208149735U true CN208149735U (en) | 2018-11-27 |
Family
ID=64378549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820558345.2U Expired - Fee Related CN208149735U (en) | 2018-04-19 | 2018-04-19 | A kind of valve port mechanism for valve bag automatic metering scale |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208149735U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111572972A (en) * | 2020-05-27 | 2020-08-25 | 生态环境部南京环境科学研究所 | A strorage device for being contaminated soil sample |
-
2018
- 2018-04-19 CN CN201820558345.2U patent/CN208149735U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111572972A (en) * | 2020-05-27 | 2020-08-25 | 生态环境部南京环境科学研究所 | A strorage device for being contaminated soil sample |
| CN111572972B (en) * | 2020-05-27 | 2021-07-23 | 生态环境部南京环境科学研究所 | A strorage device for being contaminated soil sample |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181127 |