CN202072459U - Filling head - Google Patents
Filling head Download PDFInfo
- Publication number
- CN202072459U CN202072459U CN2011200317009U CN201120031700U CN202072459U CN 202072459 U CN202072459 U CN 202072459U CN 2011200317009 U CN2011200317009 U CN 2011200317009U CN 201120031700 U CN201120031700 U CN 201120031700U CN 202072459 U CN202072459 U CN 202072459U
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- China
- Prior art keywords
- fill head
- spool
- hole
- sealing member
- feeding
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- 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.)
- Expired - Lifetime
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Abstract
The utility model provides a filling head which comprises a shell, a pouring nozzle and a valve core, wherein a through hole penetrates through the shell; the lower part of the through hole is provided with an expanding containing part; an internal sealing body and a supporting part are arranged in the containing part; the supporting part is arranged at the lower part of the internal sealing body; the internal sealing body and the supporting part are internally provided with pore paths which are communicated with the through hole; the pouring nozzle is connected at the lower part of the shell in a detachable way and is internally provided with a pouring passageway and a feeding passageway; the pouring passageway is communicated with the through hole; the feeding passageway is communicated with the pouring passageway; the valve core can be arranged in the shell and the pouring nozzle in a sliding way; one end of the valve core is extended to the exterior of the shell and is connected with a driving device; the lower part of the valve core is in a sliding fit with the pouring passageway and the pore paths of the interiors of the internal sealing body and the supporting body; the upper part of the valve core is in a clearance fit with the through hole; the valve core is provided with a first position and a second position; the lower part of the first position is over against the internal sealing body and the pouring passageway is communicated with the feeding passageway; and the bottom of the second position is over against an outlet of the feeding passageway and seals off the feeding passageway.
Description
Technical field
The utility model is about a kind of fill head, especially a kind of fill head that is used for food, medicine etc. to the higher industry of hygienic requirements.
Background technology
In the pouring process of fluid, inevitably have residue in the fill head and exist, therefore, whether fill head can make things convenient for, clean completely at food, medicine etc. the very strict industry of hygienic requirements is just seemed particularly important.
At present, known fill head, as the fill head that is used for the dairy products can just exist clean not thorough, can polluted product, and service life short defective.
Fig. 1 is in the structural representation of bottling condition for known fill head; Fig. 2 is in the structural representation of non-bottling condition for known fill head.As shown in Figure 1, this known fill head comprises loam cake 10, lower cover 11, diaphragm 13, fill head blocked shot 14, cylinder pipe link 15, wherein, loam cake 10 and lower cover 11 are chimeric mutually to be fixedly connected into an integral body by bolt 19, form a cavity 12 in it, described diaphragm 13 is arranged in the described cavity 12, and be positioned at the top of cavity 12, the outer peripheral edges 131 of diaphragm 13 are secured in a press between loam cake 10 and lower cover 11, fill head blocked shot 14 is arranged in the described cavity 12, and be positioned at the bottom of described diaphragm 13, cylinder pipe link 15 stretches in the described lower cover 10 and runs through described diaphragm 13 and is connected with an end of fill head blocked shot 14, the other end of fill head blocked shot 14 is corresponding with the material outlet 110 of lower cover 11 bottoms, also has material inlet 111 on the described lower cover 11, and described material inlet 111 is provided with Pneumatic butterfly valve 17.
This known fill head mode of operation as shown in Figure 1, drive diaphragm 13, fill head blocked shot 14 upward movements by cylinder pipe link 15, open Pneumatic butterfly valve 17 simultaneously, material and is flowed out by material outlet 110 and to carry out the can operation then in material inlet flows to cavity 12.
Finish the expendable operation, then as shown in Figure 2, close Pneumatic butterfly valve 17, and by cylinder pipe link 15 drive diaphragms 13, fill head blocked shot 14 moves downward in the lump, at this moment because the moving downward of diaphragm 13, make the volume of the cavity 16 between diaphragm 13 and the loam cake become big, pressure by means of diaphragm 13 distortion downwards further extrudes material outlet 110 with the material in the cavity 12, and when finishing diaphragm 13 distortion downwards, fill head blocked shot 14 is with material outlet 110 sealings.When each can operation, diaphragm 13 all can be subjected to upwards draw top power and down to thrust, under this bidirectional stress situation repeatedly, the junction of diaphragm 13 and cylinder pipe link 15 and fill head blocked shot 14, and the outer peripheral edges 131 that are connected with loam cake 10, lower cover 11 are highly susceptible to damaging, sometimes producing 2 hours (even shorter time) just may damage, in case diaphragm 13 damages, just must change immediately, will carry out whole dismounting, cleaning to whole fill head like this, thereby influence production efficiency.In addition, when cylinder pipe link 15 promotion diaphragms 13 move downward, because the deflection that diaphragm 13 each actions are produced may be different, pressure to material outlet 110 is just different big, cause final can amount to have error, same product-filled can amount differs about 7 grams, to making unstable product quality sometimes.
In addition, another effect of the diaphragm 13 of this known fill head is to play to prevent that material from entering into the sealing function in the cavity 16, but in actual production, owing to the repeated deformation of diaphragm 13 has influence on sealing effectiveness, still have some materials and enter into cavity 16, and cleaning liquid can only flow in the space below the diaphragm 13 when cleaning, can't clean to diaphragm 13 tops, therefore can't clean completely for fill head, after producing the end cleaning, open fill head cylinder pipe link 15 and still have residual material with fill head blocked shot 14 junctions, these residues can cause serious pollution to product, so all need all open fill head thoroughly and clean every day, therefore, there is cleaning dead angle in this known can piston 1, cleaning operation is complicated, has increased operator's labour intensity.
Because the defective that above-mentioned known technology exists, the design people develops fill head of the present utility model according to the production design experience of being engaged in this area and association area for many years.
The utility model content
The purpose of this utility model provides a kind of fill head, especially a kind of fill head that is used for food, medicine etc. to the higher industry of hygienic requirements, and when washing and cleaning operation, can residual material in the fill head, guarantee its in-to-in cleanliness level and product-filled quality.
For this reason, the utility model proposes a kind of fill head, it comprises: housing, one through hole runs through described housing, and the bottom of through hole has the holding part of a hole enlargement, be provided with sealing member and support portion in one in the described holding part, described support portion is arranged on the bottom of described interior sealing member, has the duct that is connected with described through hole in described interior sealing member and the support portion; Filling nozzle removably is connected described lower part of frame, has the perfusion channel that is connected with described through hole in it, and the feeding-passage that is connected with described perfusion channel; Spool can be arranged in described housing and the filling nozzle movably, and the one end extends to the outside of described housing, is connected with an actuating device; Duct in the bottom of described spool and described perfusion channel, interior sealing member and the support portion constitutes bearing fit, and the top of described spool and described through hole constitute free-running fit; And described spool has the bottom and is resisted against the primary importance that interior sealing member, described perfusion channel and feeding-passage are conducted, and the bottom is resisted against the outlet of described feeding-passage, the second place of the described feeding-passage of sealing.
Aforesaid fill head, wherein, the bottom of described spool has the longitudinal holes of a bottom opening, and the upper end of described longitudinal holes is connected with the sidewall of described spool.
Aforesaid fill head, wherein, the lower, outer perimeter of described spool has a ring groove, is provided with the cross through hole that is connected with the upper end of described longitudinal holes in the described groove.
Aforesaid fill head, wherein, the lower diameter of described spool is greater than upper diameter, its junction forms a conical surface, the described conical surface with described in the top shape of sealing member match, and can constitute and be tightly connected.
Aforesaid fill head, wherein, the top of described through hole has another wide diameter portion, is provided with a spool back seal spare in it.
Aforesaid fill head wherein, is provided with edge face sealing member between described interior sealing member and the support portion.
Aforesaid fill head, wherein, at least one pod apertures is arranged on the sidewall of described housing, and this pod apertures is connected with described through hole.
Aforesaid fill head, wherein, described housing is made of upper shell and lower house two parts, captive joint removedly between the upper and lower casing, described pod apertures is arranged on the described upper shell.
Aforesaid fill head, wherein, described interior sealing member is made by white polytetrafluoroethylpipe, and described support portion, spool are made by corrosion-resistant steel.
The fill head that the utility model proposes, be provided with housing, can mouth and spool, when the can operation, by cooperatively interacting of above-mentioned parts, and the mode of employing nitrogen blowing in fill head, the material that the packing material sack is residual is blown in the packing material, can make the inventory in the packing material reach governing criterion, and has reduced the waste of material.
The fill head that the utility model proposes, simple in structure, cleaning process is easy, and is easy to operate, and do not have the corner or spot as yet untouched by a clean-up campaign in cleaning process, can thoroughly clean the residual material in the fill head, and cleaning performance is good, has guaranteed product-filled quality.Compare with known technology, the utility model need not be removed each parts when cleaning, reduced operating personnel's labour intensity, has improved work efficiency.
Support portion of the present utility model, spool all adopt corrosion-resistant steel to make, and have not only prolonged service life, have reduced use cost, have also further promoted equipment capacity.In addition, described housing, can mouth adopt the detouchable connection structure, are convenient to fill head is carried out dismounting and maintenance.
Description of drawings
The following drawings only is intended to the utility model done and schematically illustrates and explain, does not limit scope of the present utility model.Wherein,
Fig. 1 is in the structural representation of bottling condition for known fill head;
Fig. 2 is in the structural representation of non-bottling condition for known fill head;
Fig. 3 is a fill head structural representation of the present utility model, the expression bottling condition;
Fig. 4 is a fill head structural representation of the present utility model, represents non-bottling condition;
Fig. 5 is a fill head structural representation of the present utility model of having removed spool;
Fig. 6 is the valve core structure scheme drawing of fill head of the present utility model.
The drawing reference numeral explanation
200 fill head, 2 housing 2A upper shells
2B lower house 21 through holes 22 holding parts
232 inclined-planes, sealing member 231 ducts in 23
241 ducts, 24 support portions, 25 pod apertures
26 edge face sealing members, 27 wide diameter portions, 28 spool back seal spares
281 tightening seal washers, 3 filling nozzles, 31 perfusion channels
32 feeding-passages, 4 spools, 40 connecting portions
41 conical surfaces, 42 longitudinal holes, 43 grooves
44 cross through hole, 5 Pneumatic butterfly valves, 6 actuating devices
The specific embodiment
Understand for technical characterictic of the present utility model, purpose and effect being had more clearly, now contrast the description of drawings specific embodiment of the present utility model.
Fig. 3 is a fill head structural representation of the present utility model, the expression bottling condition; Fig. 4 is a fill head structural representation of the present utility model, represents non-bottling condition; Fig. 5 is a fill head structural representation of the present utility model of having removed spool; Fig. 6 is the valve core structure scheme drawing of fill head of the present utility model.
As shown in the figure, the fill head that the utility model proposes comprises housing 2, filling nozzle 3 and spool 4.Be provided with a through hole that runs through 21 in the described housing 2, and the bottom of through hole 21 has the holding part 22 of a hole enlargement, sealing member 23 and support portion 24 are arranged in the described holding part 22 in one, wherein, described support portion 24 is arranged on the bottom of described interior sealing member 23, and have duct 231,241 respectively in sealing member 23 and the support portion 24 in described, this duct 231,241 is connected with described through hole 21, and the diameter in duct 231,241 is greater than the diameter of through hole 21.Filling nozzle 3 is arranged on the bottom of described housing 2, and can with described housing 2 between adopt known manner such as screw thread to be connected so that assembly and disassembly between the two.Have the perfusion channel 31 that is connected with described through hole 21 in this filling nozzle 3, and the feeding-passage 32 that is connected with described perfusion channel 31, a side of this feeding-passage is provided with Pneumatic butterfly valve 5, in order to entering of material in connection and the control feeding device; The equal diameters in the duct 231,241 in the diameter of preferred described perfusion channel 31 and interior sealing member 23 and the support portion 24.Described spool 4 can be arranged in described housing 2 and the filling nozzle 3 movably, and the one end extends to the outside of described housing 2, and is connected with an actuating device 6.The bottom of described spool 4 is arranged in described perfusion channel 31, interior sealing member 23 and the support portion 24, and constitute bearing fits with perfusion channel 31, duct 231,241, the top of described spool 4 and described through hole 21 constitute free-running fit, wherein, the upper end of this spool 4 also is provided with a junction 40, this connecting portion 40 and spool 4 are connected by known manner such as screw threads, and spool 4 is connected in actuating device 6 by this connecting portion 40.Described spool 4 has the bottom and is resisted against the primary importance that interior sealing member 23, described perfusion channel 31 and feeding-passage 32 are conducted, and the bottom is resisted against the outlet of described feeding-passage 32, the second place of the described feeding-passage 32 of sealing.Wherein, described in sealing member 23 make by white polytetrafluoroethylpipe, and described support portion 24, spool 4 are made by corrosion-resistant steel.
A feasible embodiment is, referring to Fig. 6, the lower diameter of described spool 4 is greater than upper diameter, its junction forms a conical surface 41, the inclined-plane 232 that can be complementary with the conical surface 41 of spool 4 is formed on the top in the duct 231 of interior sealing member 23, when spool 4 moved up in housing 2, the conical surface 41 can cooperate with inclined-plane 232 mutual contacts, and formation is tightly connected.Be provided with the longitudinal holes 42 of a bottom opening in the bottom of described spool 4, the upper end of described longitudinal holes 42 is connected with the sidewall of described spool 4.
Further, a ring groove 43 is set, is provided with the cross through hole 44 that is connected with the upper end of described longitudinal holes 42 in the described groove 43 in the lower, outer perimeter of described spool 4.
At least one pod apertures 25 further is set on the sidewall of described housing 2, and this pod apertures 25 is connected with described through hole 21, according to the needs that reality is used, this pod apertures 25 can connect a source of the gas or irrigation source.
In order to improve the leak tightness of fill head 200, prevent that material slit from each faying face when can from oozing out, preferably in described, between sealing member 23 and the support portion 24 edge face sealing member 26 is set.In addition, be provided with a wide diameter portion 27 on the top of described through hole 21, be provided with a spool back seal spare 28 in this wide diameter portion 27, when spool 4 places housing 2, its top can and spool back seal spare 28 between form closed contact, make between housing 2 and the spool 4 to have good sealing property.In addition, as shown in Figure 5, also can further tightening seal washer 281 be set, make between spool 4 tops that place in the through hole 21 and the housing 2 to have preferable leak tightness in spool back seal spare 28 inboards.
In actual use, described housing 2 can be integral structure (not shown), also can be split-type structural.Shown in Fig. 3,4,5, described housing 2 is made of upper shell 2A and lower house 2B two parts, and captive joint removedly between upper and lower casing 2A, the 2B, wherein, sealing member 23, support portion 24 are contained in the common holding part 22 that forms of described upper and lower casing 2A, 2B in described, and described pod apertures 25 is arranged on the sidewall of described upper shell 2A; 3 bottoms that are fixed on described lower house 2B of filling nozzle, and be connected to support portion 24, so, on the one hand, can make to constitute between filling nozzle 3 and the lower house 2B to be tightly connected, avoid in both faying face generation materials or exosmosing of cleaning liquid, on the other hand, can will make support portion 24 firm place housing 2, make it can not occur in the course of the work becoming flexible.Wherein, this upper and lower casing 2A, 2B can adopt known manner such as bolt to connect, then adopt known quick coupling structure to be connected between described filling nozzle 3 and the lower house 2B, so that operations such as the dismounting of fill head, maintenance and replacings, further reduce the use cost of equipment.
The fill head that the utility model proposes, its principle of work is: spool 4 is placed in described housing 2 and the filling nozzle 3, its top extends to the outside of housing pipeline 2 by through hole 21, and is connected in described actuating device 6, and its underpart then is positioned at duct 231,241 and perfusion channel 31.The top of this spool 4 and through hole 21 are formed with the gap, and its underpart then forms bearing fit with duct 231,241, passage 31.Wherein, under the control of actuating device 6, when this spool 4 moves down, remove the sealing between the conical surface 41 and the inclined-plane 232 after, pod apertures 25 can and duct 231,241, interconnection 44, vertical passage 42 and perfusion channel 31 between the runner of formation one conducting.
As shown in Figure 3, the fill head that the utility model proposes, when carrying out the can operation, drive spool 4 upward movements by actuating device 6, the sealing that connects of the conical surface 44 that makes spool 4 and the inclined-plane 232 of interior sealing member 23, through hole 21 is not communicated with duct 231,241 at this moment, is in sealing state, thereby can prevent that material from oozing out to the top of housing 2, guarantees the normal operation of fill head.After moving on the spool 4 with through hole 21 sealings, feeding-passage 32 is opened, be perfusion channel 31 with feeding-passage 32 between be the state that is connected, open Pneumatic butterfly valve 5 then, make material by feeding device in feeding-passage 32 flows to perfusion channel 31, and inject packing materials by this perfusion channel 31.After finishing once perfusion, close Pneumatic butterfly valve 5, and drive spool 4 and move downward, remove the sealing state on the conical surface 44 and inclined-plane 232, make pod apertures 25 and through hole 21, duct 231,241, interconnection 44, vertical passage 42 and perfusion channel 31 conductings; By pod apertures 25 nitrogen injections, flow through through hole 21, duct 231,241, interconnection 44, vertical passage 42, perfusion channel 31 of this nitrogen blows out from filling nozzle 3, so that perfusion channel 31 bottoms and the residual material of packing material sack are blown in the packing material, prevent to produce bubble at sack, and the inventory in the assurance packing material reaches governing criterion, the waste of minimizing material.After finishing nitrogen blowing, stop, driving spool 4 and move up, repeat above-mentioned action, carry out can operation next time for nitrogen.
For avoiding the germ in the fill head to exceed standard, guarantee product-filled quality, in process of production, when fill head reaches work specific time or work capacity, or after finishing one day production, need clean to its inside.In the fill head that the utility model proposes, its cleaning process comprises two parts, wherein, in first, be that can passage to formations such as perfusion channel 31, feeding-passages 32 cleans, at second portion, be to inject cleaning liquid by pod apertures 25, each parts in the cleaning housing 2 and the surface of spool 4.Its detailed process is:
Referring to Fig. 3, by actuating device 6 poppe tvalve core 4, make spool 4 place its underpart to be resisted against the primary importance that interior sealing member 23, described perfusion channel 31 and feeding-passage 32 are conducted, feeding-passage 32 and the perfusion channel 31 of this moment are in connected state, high-pressure cleaning liquid is injected by feeding-passage 32, feeding-passage 32 and perfusion channel 31 are cleaned, this cleaning liquid is discharged via the bottom of perfusion channel 31, can remove residual material in feeding-passage 32 and the perfusion channel 31 in the lump, guarantee the cleaning of can passage.
Referring to Fig. 4, spool 4 is moved down, begin to carry out the washing and cleaning operation of second portion: place its bottom to be resisted against the outlet of feeding-passage 32 spool 4, and the second place of sealing described feeding-passage 32, this moment pod apertures 25 with through hole 21, duct 231,241, interconnection 44, the bottom of vertical passage 42 and perfusion channel 31 is connected, in fill head, inject high-voltage cleaning liquid by pod apertures 25, this cleaning liquid under the effect of gravity from top to bottom, successively to through hole 21, duct 231,241, interconnection 44, vertical passage 42, the periphery of perfusion channel 31 and spool 4 is cleaned, to remove the residual material that adheres on each parts.
As can be known above-mentioned, as to the utility model proposes fill head by first, second two-part washing and cleaning operation, just can be cleaned the can passage of fill head and the residual material of inner each parts surface thereof, and cleaning process is simple, thorough, easy to operate.Compare with known technology, the utility model need not removed each parts, just can carry out washing and cleaning operation, has reduced operating personnel's labour intensity, and does not have the corner or spot as yet untouched by a clean-up campaign in cleaning process, can clean totally thoroughly, has guaranteed the cleanliness level of bulking system.
The above only is the schematic specific embodiment of the utility model, is not in order to limit scope of the present utility model.Any those skilled in the art, equivalent variations of having done under the prerequisite that does not break away from design of the present utility model and principle and modification all should belong to the scope that the utility model is protected.
Claims (9)
1. a fill head is characterized in that, described fill head comprises:
Housing, one through hole runs through described housing, and the bottom of through hole has the holding part of a hole enlargement, is provided with sealing member and support portion in one in the described holding part, described support portion is arranged on the bottom of described interior sealing member, has the duct that is connected with described through hole in described interior sealing member and the support portion;
Filling nozzle removably is connected described lower part of frame, has the perfusion channel that is connected with described through hole in it, and the feeding-passage that is connected with described perfusion channel;
Spool can be arranged in described housing and the filling nozzle movably, and the one end extends to the outside of described housing, is connected with an actuating device;
Duct in the bottom of described spool and described perfusion channel, interior sealing member and the support portion constitutes bearing fit, and the top of described spool and described through hole constitute free-running fit; And described spool has the bottom and is resisted against the primary importance that interior sealing member, described perfusion channel and feeding-passage are conducted, and the bottom is resisted against the outlet of described feeding-passage, the second place of the described feeding-passage of sealing.
2. fill head as claimed in claim 1 is characterized in that the bottom of described spool has the longitudinal holes of a bottom opening, and the upper end of described longitudinal holes is connected with the sidewall of described spool.
3. fill head as claimed in claim 2 is characterized in that the lower, outer perimeter of described spool has a ring groove, is provided with the cross through hole that is connected with the upper end of described longitudinal holes in the described groove.
4. fill head as claimed in claim 1 is characterized in that, the lower diameter of described spool is greater than upper diameter, and its junction forms a conical surface, the described conical surface with described in the top shape of sealing member match, and can constitute and be tightly connected.
5. fill head as claimed in claim 1 is characterized in that the top of described through hole has another wide diameter portion, is provided with a spool back seal spare in it.
6. fill head as claimed in claim 1 is characterized in that, is provided with edge face sealing member between described interior sealing member and the support portion.
7. as each described fill head of claim 1 to 6, it is characterized in that at least one pod apertures is arranged on the sidewall of described housing, and this pod apertures is connected with described through hole.
8. fill head as claimed in claim 7 is characterized in that, described housing is made of upper shell and lower house two parts, captive joint removedly between the upper and lower casing, and described pod apertures is arranged on the described upper shell.
9. fill head as claimed in claim 7 is characterized in that, described interior sealing member is made by white polytetrafluoroethylpipe, and described support portion, spool are made by corrosion-resistant steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200317009U CN202072459U (en) | 2011-01-28 | 2011-01-28 | Filling head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200317009U CN202072459U (en) | 2011-01-28 | 2011-01-28 | Filling head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202072459U true CN202072459U (en) | 2011-12-14 |
Family
ID=45110566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200317009U Expired - Lifetime CN202072459U (en) | 2011-01-28 | 2011-01-28 | Filling head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202072459U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102730232A (en) * | 2012-06-25 | 2012-10-17 | 杭州中亚机械股份有限公司 | Food filling device |
| CN109515891A (en) * | 2019-01-14 | 2019-03-26 | 抚州国泰复合材料有限公司 | A kind of composite oil phase casting ozzle |
-
2011
- 2011-01-28 CN CN2011200317009U patent/CN202072459U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102730232A (en) * | 2012-06-25 | 2012-10-17 | 杭州中亚机械股份有限公司 | Food filling device |
| CN102730232B (en) * | 2012-06-25 | 2014-11-12 | 杭州中亚机械股份有限公司 | Food filling device |
| CN109515891A (en) * | 2019-01-14 | 2019-03-26 | 抚州国泰复合材料有限公司 | A kind of composite oil phase casting ozzle |
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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: 20111214 |