CN203159186U - Liquid filling valve - Google Patents

Liquid filling valve Download PDF

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Publication number
CN203159186U
CN203159186U CN 201320209434 CN201320209434U CN203159186U CN 203159186 U CN203159186 U CN 203159186U CN 201320209434 CN201320209434 CN 201320209434 CN 201320209434 U CN201320209434 U CN 201320209434U CN 203159186 U CN203159186 U CN 203159186U
Authority
CN
China
Prior art keywords
valve seat
needle
mouth
valve
cavity
Prior art date
Application number
CN 201320209434
Other languages
Chinese (zh)
Inventor
曹建波
胡小雄
Original Assignee
奉化市星宇电子有限公司
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Filing date
Publication date
Application filed by 奉化市星宇电子有限公司 filed Critical 奉化市星宇电子有限公司
Priority to CN 201320209434 priority Critical patent/CN203159186U/en
Application granted granted Critical
Publication of CN203159186U publication Critical patent/CN203159186U/en

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Abstract

The utility model discloses a liquid filling valve, which comprises a filling nozzle, a valve seat and a valve needle, wherein the filling nozzle is an long strip-shaped cavity with two open ends; the openings in the two ends and the cavity have a uniform straight axis; the valve seat is an long strip-shaped cavity with two run-through ends; the head end of the valve seat is fastened and hermetically connected to the tail end of the filling nozzle; the axis of the cavity of the valve seat is consistent with the axis of the filling nozzle; the valve seat is also provided with a connecting hole which is connected with a raw material filling pipeline; the valve needle is an long strip-shaped cylinder, is sleeved in the cavities of the filling nozzle and the valve seat, and moves along the axial direction of the valve seat under the restraint of the inner wall of the cavity of the valve seat; the front end of the valve needle closes the opening at the front end of the filling nozzle when being butted with the opening; the tail end of the valve needle penetrates through the tail end of the valve seat and closes the tail end of the valve seat through a sealing member which is arranged at the tail end of the valve seat; the tail end of the valve needle which penetrates through the valve seat moves under the action of a driving component and closes the opening at the front end of the filling nozzle when the filling is stopped; and the opening at the front end of the filling nozzle is opened during filling, so that filling liquid is prevented from being directly exposed in the environment when the filling is stopped and the sanitary conditions of the filling valve are guaranteed.

Description

A kind of fluid filling valve

Technical field

The utility model relates to a kind of liquid filling device, particularly a kind of fluid filling valve.

Background technology

The present liquid filling device that uses of the prior art is filling mouth front opening, that have the strip shape cavity, the preceding filling of can mouth stretches into liquid container and carries out can, end or the sidewall of irritating mouth connect the liquid charging stock pipeline, be provided with control liquid in the junction of filling mouth and pipeline or the pipeline and enter the by-pass valve control of irritating mouth, with the start and stop of control can work.

The shortcoming of this structure is: irritate the front opening of mouth to leave remaining can liquid between the control cock under the bar pressure effect when can work stops, residual can liquid is connected with external environment by the filling valve front opening, after stopping the can long period, residual can liquid easily takes place rotten and influences the can health.

The utility model content

The utility model is in order to overcome defective in the above-mentioned prior art, by the front port at filling valve the unlatching needle to be set, avoid can liquid is directly exposed to when stopping can in the environment, guaranteeing the sanitary condition of filling valve.

For achieving the above object, the utility model provides a kind of fluid filling valve, comprising: irritate mouth, be the cavity of both ends open strip shape, the uncovered and cavity at two ends has unified straight axis; Valve seat is the strip shape cavity that two ends connect, the head end of valve seat with irritate the mouth end fastening, be tightly connected, the axis of its cavity is consistent with the axis of filling mouth, valve seat also is provided with the connecting bore that is connected with can raw material pipeline; Needle, be the strip shape cylinder, be socketed in the cavity of irritating mouth and valve seat and at the inwall constraint lower edge of valve seat cavity valve seat axial motion, its front end is uncovered suitable with the front end of irritating mouth, when irritating uncovered the connecting of mouth front end with uncovered sealing, it is terminal and by the terminal sealing member that arranges of valve seat terminal airtight with valve seat that its end passes valve seat, the needle end that passes valve seat is connected with drive element, under the effect of drive element, move, when stopping can, will irritate the uncovered sealing of front end of mouth, to irritate the uncovered unlatching of the front end of mouth when can, raw material liq enters filling mouth cavity by irritating the uncovered outflow of mouth front end through the connecting bore of valve seat.

In the technique scheme, needle is made up of the needle body of front end and the piston rod of rear end, and for detouchable is fastenedly connected, needle body is in front end and irritates mouth one side between needle body and the piston rod, and piston rod is in rear end valve seat one side.

In the technique scheme, the front end sleeve of needle body is connected to sealing head, sealing head and needle body are fastenedly connected, the outer corner of the front end of sealing head is provided with conical sealing surface, it is airtight that conical sealing surface will be irritated mouth when irritating uncovered the connecting of mouth front end, sealing head dismounting and change separately after damage, and sealing head is hard or soft, hard sealing head long working life, soft sealing head can reduce working accuracy.

In the technique scheme, the preceding top of needle also is fastenedly connected with pressure cap, and pressure cap and needle form being fastenedly connected of sealing head and needle with the sealing head fastening clamp.

In the technique scheme, drive element is Pneumatic assembly, comprises cylinder block, piston and retracing spring; Cylinder block is the circular cylindrical cavity that an end opens wide, and the end of opening end and valve seat is fastenedly connected, socket piston in the axis conllinear of the axis of cavity and valve seat, cavity; Piston can be along the cylinder block axial-movement, simultaneously the cylinder block inner chamber body is divided into two spaces, space near valve seat one side is following end spaces, opposite side is last end spaces, piston is connected with the piston rod end of needle at following end spaces, valve seat arranges retracing spring and pressurized air induction opening in the one side cylinder block space, the last end spaces of cylinder block is connected with atmosphere by gross blow hole, when pressure gas enters when moving on the cylinder block driven plunger, piston is by moving on the piston rod drive needle and irritating the uncovered disengaging butt of mouth front end, thereby open the can passage, the while compression reseting spring, after piston actuated air pressure disappears, the counter motion of compressed retracing spring driven plunger, valve needle again with the filling mouthful butt of having a loose tongue, close the can passage.

In the technique scheme, be socketed with spring perch on the piston rod of needle, spring perch and needle piston rod are fastenedly connected, and the end face of spring perch end face and retracing spring connects; One end face of the other end of retracing spring and spring capping connects, and the spring capping adapter sleeve is connected to valve seat and piston rod movable, sealing socket needle.

In the technique scheme, valve seat is provided with counterbore to the hole end surface of crossing of piston, be nested with needle pilot seal circle in the counterbore, the pilot seal circle has constituted the sealing member of described valve seat end, the pilot seal circle is the column torus, exterior angle, toric two ends place is provided with the guiding face of inclination, be convenient to embed in the counterbore, the pilot seal circle when needle moves axially with seal isolation between valve seat and the cylinder band.

In the technique scheme, the other end that spring perch and retracing spring are opposing and described pilot seal circle connect, and make the pilot seal circle stablize and remain in the counterbore.

In the technique scheme, the gross blow hole of the last end spaces of cylinder block is positioned at the axis of cylinder block, and gross blow hole is avoided the gas in the end spaces on the valve that the motion of piston is formed hindering.

Compared with prior art, the utility model arranges control by the front port at filling valve and irritates the needle that mouth opens and closes, and avoids can liquid is directly exposed to when stopping can in the environment, guarantees the sanitary condition of filling valve; By the action of Pneumatic assembly control filling valve, make can agile, efficient, accurate measurement simultaneously.

Description of drawings

Fig. 1 is the scheme drawing of a kind of fluid filling valve of the utility model.

Mark the following drawings mark thereon by reference to the accompanying drawings:

The 1-cylinder block, 11-gross blow hole, 12-piston, 13-piston ring, the 14-induction opening, 15-spring perch, 16-set collar, 17-snap ring, the 18-seal ring, 2-retracing spring, 21-spring capping, 3-valve seat, the 31-connecting bore, 32-via hole, 4-piston rod, 41-pilot seal circle, the 42-connecting screw rod, 5-irritates mouth, and 51-is uncovered, the 52-guiding face, the 6-needle body, 61-sealing head, 62-pressure cap.

The specific embodiment

Below in conjunction with accompanying drawing, a specific embodiment of the present utility model is described in detail, but is to be understood that protection domain of the present utility model is not subjected to the restriction of the specific embodiment.

A kind of fluid filling valve of the present utility model comprises as shown in Figure 1: irritate mouth 5, be the cavity of both ends open strip shape, the uncovered and cavity at two ends has unified straight axis; Valve seat 3, strip shape cavity for the two ends perforation, the head end of valve seat 3 with irritate mouth 5 terminal fastening, be tightly connected, the axis of its cavity is consistent with the axis of irritating mouth, valve seat 3 also is provided with the connecting bore 31 that is connected with can raw material pipeline, connecting bore 31 connects the permanent seat sidewall, is connected with the raw material liq of can; Needle, be the strip shape cylinder, be socketed in the cavity of irritating mouth and valve seat, needle is made up of the needle body 6 of front end and the piston rod 4 of rear end, needle body 6 is provided with the connection screw, and piston rod 4 is provided with corresponding connecting screw rod 42, and is (corresponding with connecting screw rod by connecting screw, so do not mark) and connecting screw rod 42 between be threaded, constitute detachably being fastenedly connected between needle 6 and the piston rod 4; Needle body 6 is in front end and irritates mouth 5 one sides, piston rod 4 is in rear end valve seat 3 one sides, needle is at the inwall constraint lower edge of valve seat 3 cavitys valve seat 3 axial motions, the whole front end of needle is suitable with the front end uncovered 51 of irritating mouth 5, when irritating uncovered the connecting of mouth front end with uncovered sealing, it is terminal and by the terminal sealing member that arranges of valve seat terminal airtight with valve seat that the piston rod 4 of needle end passes valve seat 3, the piston rod that passes valve seat is connected with drive element, under the effect of drive element, move, needle will be irritated the uncovered sealing of front end of mouth when stopping can, to irritate the uncovered unlatching of the front end of mouth when can, raw material liq enters filling mouth cavity by irritating uncovered 51 outflows of mouth front end through the connecting bore 31 of valve seat.

Further as shown in Figure 1, the front end sleeve of needle body 6 is connected to sealing head 61, and whole 6 preceding top also is connected with pressure cap 62 by screw threads for fastening, and pressure cap 62 and needle body 6 form being fastenedly connected of sealing head 61 and needle body 6 with sealing head 61 fastening clamps; The outer corner of the front end of sealing head 61 is provided with conical sealing surface, it is airtight to irritate mouth when conical sealing surface connects with filling mouth front end uncovered 51, sealing head dismounting and change separately after damage, sealing head is hard or soft, hard sealing head long working life, soft sealing head can reduce working accuracy; The front end external corners place of irritating mouth 5 also is provided with the guiding face 52 of inclination, and guiding face 52 is convenient to irritate mouth and is stretched into and carry out can in the container.

Further as shown in Figure 1, drive element is Pneumatic assembly, comprises cylinder block 1, piston 12 and retracing spring 2; Cylinder block 1 is the circular cylindrical cavity that an end opens wide, and the end of opening end and valve seat 3 is fastenedly connected, socket piston in the axis conllinear of the axis of cavity and valve seat, cavity; Piston 12 can be along the cylinder block axial-movement, simultaneously the cylinder block inner chamber body is divided into two spaces, space near valve seat one side is following end spaces, opposite side is last end spaces, piston 12 seals with cylinder block 1 mutually by piston ring 13, piston is connected with piston rod 4 ends of needle at following end spaces, in the end spaces retracing spring 2 and pressurized air induction opening 14 are set under the valve seat one side cylinder block, the last end spaces of cylinder block is connected with atmosphere by gross blow hole 11, and gross blow hole 11 is positioned at the axis of cylinder block; When pressure gas enters when moving on the cylinder block driven plunger 12, piston 12 breaks away from butts by moving on the piston rod drive needle and irritating mouth front end uncovered 51, thereby open the can passage, while compression reseting spring 2, after piston actuated air pressure disappears, 12 counter motions of compression spring 2 driven plunger, valve needle again with filling mouthful 21 butts of having a loose tongue, close the can passage; Gross blow hole 11 is avoided the gas in the end spaces on the cylinder block that the motion of piston is formed hindering.

Further as shown in Figure 1, the bottom in the valve seat one side space of cylinder band 1 is socketed with set collar 16, the outside of cylinder band 1 socket set collar 16 also is provided with draw-in groove, draw-in groove is embedded in snap ring 17 set collar 16 and cylinder band 1 is fastenedly connected, and embeds seal ring 18 between the madial wall of set collar 16 and cylinder band 1; Be provided with the threaded connection hole of socket valve seat 3 in the middle of the set collar 16, valve seat 3 is fastenedly connected by threaded connection hole and cylinder band 1.

Further as shown in Figure 1, the piston rod 4 of needle passes the part that valve seat 3 enters cylinder band 1 and is socketed with spring perch 15, and spring perch 15 is fastenedly connected with piston rod 4, and the end face of the end face of spring perch 15 and retracing spring 2 connects; The end face of the other end of retracing spring 2 and spring capping 21 connects, spring capping 21 and valve seat 3 be fastened socket and piston rod 4 movable, sealing socket needle.

Further as shown in Figure 1, valve seat 3 is provided with counterbore towards via hole 32 end faces of piston 12, be nested with needle pilot seal circle 41 in the counterbore, pilot seal circle 41 is the column torus, place, exterior angle, toric two ends is provided with the guiding face of inclination, be convenient to embed in the counterbore, pilot seal Figure 41 when needle moves axially with valve seat 3 and cylinder band 1 phase seal isolation.

Further as shown in Figure 1, spring perch 15 and retracing spring 2 opposing other end and described pilot seal circles 41 connect, and make pilot seal circle 41 stablize and remain in the counterbore.

The principle of work of this fluid filling valve is: the front end of irritating mouth stretches into and carries out can in the liquid container, after entering the filling mouth, the can pipeline connecting bore of valve seat injected container by the liquid of can, after the driven gas-powered of piston, the front end needle that drives needle is had a loose tongue filling mouthful airtight, thereby cut off the can passage, under the effect at retracing spring after driving gas pressure discharges, the piston reverses direction motion drives needle and opens the can passage.

Compared with prior art, the utility model arranges the unlatching needle by the filling mouth front end open-mouth at filling valve, avoids can liquid is directly exposed to when stopping can in the environment, guarantees the sanitary condition of filling valve; By the action of Pneumatic assembly control filling valve, make can agile, efficient, accurate measurement simultaneously.

More than disclosed only be a specific embodiment of the present utility model, still, the utility model is not limited thereto, any those skilled in the art can think variation all should fall into protection domain of the present utility model.

Claims (9)

1. a fluid filling valve is characterized in that, comprising:
Irritate mouth, be the cavity of both ends open strip shape, the uncovered and cavity at two ends has unified straight axis;
Valve seat is the strip shape cavity that two ends connect, the head end of valve seat with irritate the mouth end fastening, be tightly connected, the axis of its cavity is consistent with the axis of filling mouth, valve seat also is provided with the connecting bore that is connected with can raw material pipeline;
Needle, be the strip shape cylinder, be socketed in the cavity of irritating mouth and valve seat and at the inwall constraint lower edge of valve seat cavity valve seat axial motion, its front end is uncovered suitable with the front end of irritating mouth, when irritating uncovered the connecting of mouth front end with uncovered sealing, it is terminal and by the terminal sealing member that arranges of valve seat terminal airtight with valve seat that its end passes valve seat, and the needle end that passes valve seat is connected with drive element.
2. fluid filling valve according to claim 1, it is characterized in that described needle is made up of the needle body of front end and the piston rod of rear end, is fastenedly connected for detouchable between needle body and the piston rod, needle body is in front end and irritates mouth one side, and piston rod is in rear end valve seat one side.
3. fluid filling valve according to claim 2, it is characterized in that, the front end sleeve of described needle body is connected to sealing head, sealing head and needle body are fastenedly connected, the outer corner of the front end of sealing head is provided with conical sealing surface, it is airtight that conical sealing surface will be irritated mouth when irritating uncovered the connecting of mouth front end, sealing head dismounting and change separately after damage, and sealing head is hard or soft.
4. fluid filling valve according to claim 3 is characterized in that, the preceding top of described needle also is fastenedly connected with pressure cap, and pressure cap and needle are with the sealing head fastening clamp.
5. fluid filling valve according to claim 4 is characterized in that, described drive element is Pneumatic assembly, comprises cylinder block, piston and retracing spring;
Cylinder block is the circular cylindrical cavity that an end opens wide, and the end of opening end and valve seat is fastenedly connected, socket piston in the axis conllinear of the axis of cavity and valve seat, cavity;
Piston, along the cylinder block axial-movement, simultaneously the cylinder block inner chamber body is divided into two spaces, space near valve seat one side is following end spaces, opposite side is last end spaces, piston is connected with the piston rod end of needle at following end spaces, retracing spring and pressurized air induction opening are set in the following end spaces of valve seat one side, the last end spaces of cylinder block is connected with atmosphere by gross blow hole, pressure gas enters on the cylinder block driven plunger and moves, and piston is by moving on the piston rod drive needle and irritating the uncovered disengaging butt of mouth front end;
Retracing spring, compressed when piston moves, after piston actuated air pressure disappears, the counter motion of retracing spring driven plunger, valve needle again with the filling mouthful butt of having a loose tongue.
6. fluid filling valve according to claim 5 is characterized in that, is socketed with spring perch on the piston rod of described needle, and the piston rod of spring perch and needle is fastenedly connected, and the end face of spring perch end face and retracing spring connects; One end face of the other end of retracing spring and spring capping connects, and the spring capping adapter sleeve is connected to valve seat and movable sealing socket needle piston rod.
7. fluid filling valve according to claim 6, it is characterized in that, described valve seat is provided with counterbore to the hole end surface of crossing of piston, be nested with needle pilot seal circle in the counterbore, the pilot seal circle has constituted the sealing member of described valve seat end, the pilot seal circle is the column torus, and place, exterior angle, toric two ends is provided with the guiding face of inclination.
8. fluid filling valve according to claim 7 is characterized in that, the other end that described spring perch and retracing spring are opposing and described pilot seal circle connect.
9. fluid filling valve according to claim 5 is characterized in that, the gross blow hole of the last end spaces of described cylinder block is positioned at the axis of cylinder block.
CN 201320209434 2013-04-07 2013-04-07 Liquid filling valve CN203159186U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320209434 CN203159186U (en) 2013-04-07 2013-04-07 Liquid filling valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320209434 CN203159186U (en) 2013-04-07 2013-04-07 Liquid filling valve

Publications (1)

Publication Number Publication Date
CN203159186U true CN203159186U (en) 2013-08-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201320209434 CN203159186U (en) 2013-04-07 2013-04-07 Liquid filling valve

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CN (1) CN203159186U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104891406A (en) * 2014-03-06 2015-09-09 克罗内斯股份公司 Device and method for filling a container with a filling product
CN105129697A (en) * 2015-10-19 2015-12-09 苏州市天幕景观装饰工程有限公司 Gas collection filling valve
CN105600725A (en) * 2015-10-19 2016-05-25 苏州市天幕景观装饰工程有限公司 Leak-resistant filling valve
CN106082085A (en) * 2016-08-18 2016-11-09 上海维托机械设备有限公司 A kind of drip-proof filling valve

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104891406A (en) * 2014-03-06 2015-09-09 克罗内斯股份公司 Device and method for filling a container with a filling product
CN105129697A (en) * 2015-10-19 2015-12-09 苏州市天幕景观装饰工程有限公司 Gas collection filling valve
CN105600725A (en) * 2015-10-19 2016-05-25 苏州市天幕景观装饰工程有限公司 Leak-resistant filling valve
CN106082085A (en) * 2016-08-18 2016-11-09 上海维托机械设备有限公司 A kind of drip-proof filling valve

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C14 Grant of patent or utility model
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: 20130828

Termination date: 20180407