CN220948786U - Filling valve for filling viscous granular material - Google Patents
Filling valve for filling viscous granular material Download PDFInfo
- Publication number
- CN220948786U CN220948786U CN202322323966.6U CN202322323966U CN220948786U CN 220948786 U CN220948786 U CN 220948786U CN 202322323966 U CN202322323966 U CN 202322323966U CN 220948786 U CN220948786 U CN 220948786U
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- Prior art keywords
- valve
- filling
- transverse
- core
- valve core
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- 239000008187 granular material Substances 0.000 title claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 48
- 238000007789 sealing Methods 0.000 claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 230000000903 blocking effect Effects 0.000 claims abstract description 17
- 238000002347 injection Methods 0.000 claims abstract description 9
- 239000007924 injection Substances 0.000 claims abstract description 9
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000011236 particulate material Substances 0.000 claims 7
- 238000007599 discharging Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Landscapes
- Basic Packing Technique (AREA)
Abstract
The utility model discloses a material injection valve for pouring viscous granular material, which comprises a valve seat, a piston pump and two groups of core blocking mechanisms, wherein the valve seat is provided with a longitudinal channel for a material to pass through; the valve seat is also provided with two transverse cavities which are communicated with the longitudinal channel; each core blocking mechanism comprises a valve core and a driving unit capable of driving the valve core to translate, the two valve cores are respectively inserted into the transverse cavity, and the driving unit drives the corresponding valve core to translate so as to realize whether the longitudinal channel is blocked or not; each valve core is in sealing connection with the transverse cavity through a sealing structure. The utility model reduces the blocking probability of the material injection valve, and improves the tightness between the valve core and the valve seat, thereby ensuring that the material injection valve is not easy to have the condition of dripping.
Description
Technical Field
The utility model relates to the technical field of filling, in particular to a filling valve for filling viscous granular material.
Background
The filling machine is mainly a minor product in the packaging machine, and can be divided into a liquid filling machine, a paste filling machine, a powder filling machine and a particle filling machine from the packaging angle of the material body; the automatic filling machine is divided into a semi-automatic filling machine and a full-automatic filling production line from the aspect of the automation degree of production.
However, when the material is filled in the prior art, particularly when the material is liquid and can normally flow, a three-way rotary material valve is generally used for switching on and off of the material, but when the material is filled in a viscous state and contains a large amount of pearl hard particles, the phenomenon that the rotary valve is not rotated in place or is not blocked in action usually occurs in a very short time of the filling machine, and a certain degree of influence is brought to the production process.
Disclosure of utility model
In order to solve the technical problems, the utility model provides the injection valve for injecting the viscous granular material, which reduces the blocking probability of the injection valve and improves the tightness between the valve core and the valve seat, so that the injection valve is not easy to leak, the product is not easy to pollute, and unnecessary trouble is reduced for staff.
The technical scheme of the utility model is as follows: the utility model provides a material injection valve for pouring viscous granular material, which comprises a valve seat, a piston pump and two groups of core blocking mechanisms, wherein the valve seat is provided with a longitudinal channel through which a material body passes, the upper end of the longitudinal channel is a feed inlet, the lower end of the longitudinal channel is a discharge outlet, the longitudinal channel is connected with a transverse material channel and is communicated with the transverse material channel, and one end of the transverse material channel is communicated with the piston pump;
The valve seat is also provided with two transverse cavities which are communicated with the longitudinal channel, and the transverse material channel is positioned between the two transverse cavities in the height direction;
each core blocking mechanism comprises a valve core and a driving unit capable of driving the valve core to translate, the valve core is positioned at the power output end of the driving unit, the two valve cores are respectively inserted into the transverse cavity, and the driving unit drives the corresponding valve core to translate so as to realize whether the longitudinal channel is blocked or not;
each valve core is in sealing connection with the transverse cavity through a sealing structure.
Further, the sealing structure comprises a sealing ring, a clamping groove is formed in the outer peripheral surface of the valve core, and the sealing ring is clamped into the clamping groove and is in sealing connection with the cavity wall of the transverse cavity.
Further, the sealing structure comprises an oil seal, a groove is formed in the end portion of the valve seat, corresponding to the transverse cavity, of the valve seat, and the oil seal is sleeved on the periphery of the valve core in a penetrating mode and located at the groove.
Further, the driving unit is a cylinder.
Further, the inner wall surface of the longitudinal channel and the position opposite to the transverse cavity are sealing surfaces, and the sealing surfaces are profiling surfaces matched with the end shape of the valve core.
Further, the end part of the valve core is an arc surface, and the sealing surface is also an arc surface.
Further, a feeding flange is arranged at the feeding port; the discharge port is connected with a discharge flange which is connected with a discharge pipe.
Further, the end part of the transverse material channel is provided with a piston pump through a connecting flange.
The beneficial technical effects of the utility model are as follows:
According to the utility model, two groups of material blocking cores are adopted for switching feeding and discharging; the valve core is driven by the driving unit to translate so as to realize whether the longitudinal channel is blocked or not, and then the switching of material inlet and outlet is realized, and the structure ensures that the filling amount is stable, and the device is not blocked and is not stopped in the normal production operation of the filling viscous granular material;
In addition, when the valve core is retracted during material blocking operation, hard particles in the smooth material body sucked and adhered on the outer side of the valve core are easily scraped by the cavity opening wall of the transverse cavity on the valve seat, even if a small amount of hard particles are adhered on the cavity wall of the transverse cavity, the valve core is provided with the sealing ring, so that a small amount of material body adhered on the cavity wall of the transverse cavity can be pushed into the longitudinal channel when the valve core extends out, and finally the material body is propped against the sealing surface if the end surface of the valve core appears, thereby completely avoiding the occurrence of a material clamping state.
Drawings
FIG. 1 is an external view of the present utility model;
FIG. 2 is a longitudinal cross-sectional view of the present utility model;
FIG. 3 is a projection view of a valve seat of the present utility model;
The reference numerals are as follows:
The valve seat 1, the longitudinal channel 11, the sealing surface 111, the transverse material channel 12, the upper transverse cavity 13, the lower transverse cavity 14 and the groove 15;
The piston pump 2, the upper core blocking mechanism 3, the valve core 31, the driving unit 32, the sealing ring 33, the oil seal 34, the lower core blocking mechanism 4, the feeding flange 5, the discharging flange 6, the discharging pipe 7 and the connecting flange 8.
Detailed Description
In order that the manner in which the above recited features of the present utility model are attained and can be understood in detail, a more particular description of the utility model, briefly summarized below, may be had by reference to the appended drawings and examples, which are illustrated in their embodiments, but are not intended to limit the scope of the utility model.
Examples: as shown in fig. 1 to 3, the injection valve for injecting viscous granular material comprises a valve seat 1, a piston pump 2 and two groups of core blocking mechanisms, wherein the valve seat is provided with a longitudinal channel 11 through which a material body passes, the upper end of the longitudinal channel is a feed inlet, the lower end of the longitudinal channel is a discharge outlet, the longitudinal channel is connected with a transverse material channel 12 and is communicated with the transverse material channel, and one end of the transverse material channel is communicated with the piston pump;
the valve seat is also provided with two transverse cavities, which are respectively defined as an upper transverse cavity 13 and a lower transverse cavity 14, the two transverse cavities are communicated with the longitudinal channel, and the transverse material channel is positioned between the two transverse cavities in the height direction;
Defining two groups of plugging cores as an upper plugging core mechanism 3 and a lower plugging core mechanism 4 respectively, wherein each plugging core mechanism comprises a valve core 31 and a driving unit 32 capable of driving the valve core to translate, the valve core is positioned at a power output end of the driving unit, the two valve cores are respectively inserted into one transverse cavity, namely, the valve core of the upper plugging core mechanism is inserted into the upper transverse cavity, and the valve core of the lower plugging core mechanism is inserted into the lower transverse mechanism;
the corresponding valve core is driven by the driving unit to translate so as to realize whether the longitudinal channel is blocked or not;
each valve core is in sealing connection with the transverse cavity through a sealing structure.
The sealing structure can be a sealing ring 33, the outer peripheral surface of the valve core is provided with a looping clamping groove, and the sealing ring is clamped into the clamping groove and forms sealing connection with the cavity wall of the transverse cavity.
The sealing structure can be an oil seal 34, a groove 15 is arranged at the end part of the valve seat corresponding to the transverse cavity, and the oil seal is sleeved on the periphery of the valve core and is positioned at the groove.
In this embodiment, preferably, the sealing structure includes the sealing ring and the oil seal, and the sealing effect between the valve core and the transverse cavity is better.
In this embodiment, the driving unit is a cylinder, but the present invention is not limited thereto, and other driving units may be used as long as the translation of the valve element can be realized.
The inner wall surface of the longitudinal channel and the position opposite to the transverse cavity are sealing surfaces 111, and the sealing surfaces are profiling surfaces matched with the shape of the end part of the valve core.
In this embodiment, preferably, an end portion of the valve element is an arc surface, and the sealing surface is also an arc surface.
In this embodiment, a feeding flange 5 is installed at the feeding port; the discharge port is connected with a discharge flange 6 which is connected with a discharge pipe 7.
In this embodiment, the end of the transverse channel is provided with a piston pump via a connecting flange 8. The structure and working principle of the piston pump belong to the prior art, so that the description is omitted.
In this embodiment, the valve seat is a stainless steel valve seat.
The filling valve in this embodiment has more obvious advantages in the process of filling the viscous granular material, and is of course also suitable for filling other forms of material, such as liquid, powder, etc.
The working principle and the working process of the utility model are as follows:
when feeding, the cylinder of the upper core blocking mechanism is retracted, and the valve core translates along with the cylinder to open the longitudinal channel for feeding; the cylinder of the lower core blocking mechanism extends out, and the valve core translates along with the cylinder to block the longitudinal channel, namely the end surface of the valve core props against the sealing surface; the material body sequentially passes through the feeding flange, the upper section of the longitudinal channel and the transverse material channel to enter the piston pump, and the piston pump acts to pump the material until reaching a set value;
When discharging, the cylinder of the upper core blocking mechanism stretches out, and the valve core translates along with the cylinder to block the longitudinal channel, namely the end face of the valve core props against the sealing surface; the cylinder of the lower core blocking mechanism is retracted, the valve core translates along with the cylinder to open the longitudinal channel, and the transverse material channel, the longitudinal channel and the discharge port are communicated; the piston pump acts to push the materials until the materials in the piston pump are discharged until the content of the materials in the piston pump reaches a 0 point value, and a filling, feeding and discharging circulation action is completed; and then the above actions are circulated.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and it should be noted that it is possible for those skilled in the art to make several improvements and modifications without departing from the technical principle of the present utility model, and these improvements and modifications should also be regarded as the protection scope of the present utility model.
Claims (8)
1. The utility model provides a viscous granular material body fills with annotating material valve which characterized in that: the material injection valve comprises a valve seat, a piston pump and two groups of core blocking mechanisms, wherein the valve seat is provided with a longitudinal channel through which a material body passes, the upper end of the longitudinal channel is a material inlet, the lower end of the longitudinal channel is a material outlet, the longitudinal channel is connected with a transverse material channel and is communicated with the transverse material channel, and one end of the transverse material channel is communicated with the piston pump;
The valve seat is also provided with two transverse cavities which are communicated with the longitudinal channel, and the transverse material channel is positioned between the two transverse cavities in the height direction;
each core blocking mechanism comprises a valve core and a driving unit capable of driving the valve core to translate, the valve core is positioned at the power output end of the driving unit, the two valve cores are respectively inserted into the transverse cavity, and the driving unit drives the corresponding valve core to translate so as to realize whether the longitudinal channel is blocked or not;
each valve core is in sealing connection with the transverse cavity through a sealing structure.
2. The filling valve for filling a viscous particulate material according to claim 1, wherein: the sealing structure comprises a sealing ring, a looping clamping groove is formed in the outer peripheral surface of the valve core, and the sealing ring is clamped into the clamping groove and is in sealing connection with the cavity wall of the transverse cavity.
3. The filling valve for filling a viscous particulate material according to claim 1 or 2, wherein: the sealing structure comprises an oil seal, a groove is formed in the end portion of the valve seat, corresponding to the transverse cavity, of the valve seat, and the oil seal is sleeved on the periphery of the valve core in a penetrating mode and located at the groove.
4. The filling valve for filling a viscous particulate material according to claim 1, wherein: the driving unit is an air cylinder.
5. The filling valve for filling a viscous particulate material according to claim 1, wherein: the inner wall surface of the longitudinal channel and the position opposite to the transverse cavity are sealing surfaces, and the sealing surfaces are profiling surfaces matched with the shapes of the end parts of the valve core.
6. The filling valve for filling a viscous particulate material according to claim 5, wherein: the end part of the valve core is an arc surface, and the sealing surface is also an arc surface.
7. The filling valve for filling a viscous particulate material according to claim 1, wherein: a feeding flange is arranged at the feeding port; the discharge port is connected with a discharge flange which is connected with a discharge pipe.
8. The filling valve for filling a viscous particulate material according to claim 1, wherein: and the end part of the transverse material channel is provided with a piston pump through a connecting flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322323966.6U CN220948786U (en) | 2023-08-29 | 2023-08-29 | Filling valve for filling viscous granular material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322323966.6U CN220948786U (en) | 2023-08-29 | 2023-08-29 | Filling valve for filling viscous granular material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220948786U true CN220948786U (en) | 2024-05-14 |
Family
ID=90973962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322323966.6U Active CN220948786U (en) | 2023-08-29 | 2023-08-29 | Filling valve for filling viscous granular material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220948786U (en) |
-
2023
- 2023-08-29 CN CN202322323966.6U patent/CN220948786U/en active Active
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