CN202252266U - Closed self-priming large-caliber quick-release valve - Google Patents

Closed self-priming large-caliber quick-release valve Download PDF

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Publication number
CN202252266U
CN202252266U CN2011203773516U CN201120377351U CN202252266U CN 202252266 U CN202252266 U CN 202252266U CN 2011203773516 U CN2011203773516 U CN 2011203773516U CN 201120377351 U CN201120377351 U CN 201120377351U CN 202252266 U CN202252266 U CN 202252266U
Authority
CN
China
Prior art keywords
valve
spool
hole
valve core
priming
Prior art date
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.)
Withdrawn - After Issue
Application number
CN2011203773516U
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Chinese (zh)
Inventor
钱凤珠
程红艳
曹旭明
王荣伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WUXI JINHE TECHNOLOGY Co Ltd
Original Assignee
WUXI JINHE TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by WUXI JINHE TECHNOLOGY Co Ltd filed Critical WUXI JINHE TECHNOLOGY Co Ltd
Priority to CN2011203773516U priority Critical patent/CN202252266U/en
Application granted granted Critical
Publication of CN202252266U publication Critical patent/CN202252266U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a closed self-priming large-caliber quick-release valve, which comprises a valve body and a valve cover, wherein a self-priming valve core component is arranged in the valve body and comprises a valve core of which the center is provided with a through hole; the side wall of the valve core is provided with a plurality of oil holes communicated with the through hole; a valve core rod is arranged in the through hole of the valve core; one end of the valve core rod is provided with an elastic component through a locking nut, and the other end of the valve core rod is connected with a valve core movable cover; the valve core movable cover generates pre-tightening force on the elastic component through locking nuts at two ends of the valve core rod so as to position the elastic component on the valve core; a valve core inner cover is fixed above the valve core rod in the valve core; the side wall in the middle of the valve body is provided with a large-caliber hole A matched with an oil return pipe of an oil tank; and the side wall on the lower part of the valve body is provided with an oil inlet, a drainage hole and a large-caliber hole B matched with an oil cylinder. By the closed self-priming large-caliber quick-release valve, a high-power oil pump is not required to be arranged, the energy consumption is greatly reduced and the noise is reduced.

Description

Airtight self-priming heavy caliber quick-release valve
Technical field
The utility model relates to a kind of valve, specifically, is the airtight self-priming heavy caliber quick-release valve of producing on plastics such as sole, foaming floor glue, heat preservation plate material, case and bag liner, diving dress material or the rubber product large-tonnage special-purpose foaming molding machine cylinder body.
Background technique
At present; All know at plastics or rubber product production industry; Be used for producing on plastics such as sole, foaming floor glue, heat preservation plate material, case and bag liner, diving dress material or the rubber product large-tonnage special-purpose foaming molding machine, all must dispose and be used for controlling the valve that oil cylinder passes in and out the corresponding specification of fluid.This valve comprises long column shape valve body, and there is valve gap the valve body upper end, and valve gap has central through bore, and spool and seal ring are arranged in the valve body.There is the heavy caliber hole of mating with the tank drainback bore in the heavy caliber hole that there is oil inlet hole valve body side lower end surface and matees with oil cylinder with oil inlet hole with upper lateral part.In foaming machine when work,, traditional mode of operation is to stand erectly through the configuration high-capacity pump to connect to oil cylinder oil-filledly, and powerful configuration has strengthened noise, has increased the manufacturing cost of production.
The model utility content
To the problems referred to above, the purpose of the utility model is to provide a kind of airtight self-priming heavy caliber quick-release valve, adopts this airtight self-priming heavy caliber quick-release valve when oil cylinder is oil-filled, can save the energy, reduce production costs, and reduces noise.To solve the problem that present control valve noise is big, manufacture cost is high.
The purpose of the utility model is to realize through following technological scheme:
A kind of airtight self-priming heavy caliber quick-release valve; It comprises valve body and valve gap, wherein, is provided with self-priming mangetic core assembly in the said valve body; Said self-priming mangetic core assembly comprises that there is the spool of through hole at the center; Offer the oilhole that several are communicated with through hole on the sidewall of said spool, and be provided with valve core rod in the through hole of said spool, an end of said valve core rod is equipped with elastic component through locking nut; The other end connects the spool removable cover; Be provided with seal ring between said spool removable cover and the spool, the outer end of said spool removable cover is installed locking nut pretension location and is anchored in the spool on the step, and the locking nut of spool removable cover through the valve core rod two ends produces pretightening force with elastic component and be positioned on the spool; And the upper fixed in valve core rod in the said spool has the spool inner cap; On the sidewall at valve body middle part the heavy caliber hole A that is complementary with the tank drainback pipe is arranged, the heavy caliber hole B that oil inlet hole, pollutant exhaust hole is arranged on the sidewall of its underpart and be complementary with oil cylinder, wherein the aperture of heavy caliber hole B and heavy caliber hole A will be much larger than the aperture of oil inlet hole.
Especially, said spool is provided with a concave section, and said oilhole is opened on the sidewall of concave section.
Especially, said elastic component comprises spring and is enclosed within the spring housing on the valve core rod.
Especially, on the said locking nut backing-up screw is installed all.
Especially, be provided with seal ring between said spool upper ring surface and the valve body, be provided with seal ring between said spool inner cap and the spool.
The beneficial effect of the utility model does; Valve core rod one end of said airtight self-priming heavy caliber quick-release valve is with spring and spring housing; Be furnished with locking nut and backing-up screw on the valve core rod of spring housing outer end; Valve core rod passes spool, and the other end serial connection spool removable cover is anchored in the spool on the step through locking nut and backing-up screw pretension location.When need when foaming machine oil cylinder body is oil-filled; Airtight self-priming heavy caliber quick-release valve body inner spool epicoele is full of fluid, causes spool and valve body sealing surface to be in closed condition, but owing under the effect that auxiliary cylinders promotes, rise; Cause and form negative pressure in the cylinder body; Under negative pressure, spool overcomes initial tension of spring and valve core rod is moved down, and communicates with the heavy caliber hole B that oil cylinder is complementary thereby flow into the heavy caliber hole A that the special duct of formation is complementary the tank drainback pipe in the spool through the oilhole on the spool; Fuel tank fluid gets into the heavy caliber hole B that oil cylinder is complementary through spool and big flow gets into oil cylinder, passive topping up from heavy caliber hole A that the tank drainback pipe is complementary.Owing to do not need high-power oil pump configuration, significantly reduce energy consumption, reduced noise.
Description of drawings
According to accompanying drawing and embodiment the utility model is done further explain below.
Fig. 1 is the sectional drawing of the airtight self-priming heavy caliber quick-release valve of the utility model;
Fig. 2 is the sectional drawing of the spool of the airtight self-priming heavy caliber quick-release valve of the utility model.
Among the figure:
1, valve body; 2, spool; 3, valve gap; 4, valve core rod; 5, spring; 6, spring housing; 7, locking nut; 8, spool removable cover; 9, backing-up screw; 10, oilhole; 11, circular groove; 12, seal ring; 13, spool inner cap; 14, set screw.
Embodiment
Please with reference to Fig. 1 and shown in Figure 2, Fig. 1 is the sectional drawing of the airtight self-priming heavy caliber quick-release valve of the utility model; Fig. 2 is the sectional drawing of the spool of the airtight self-priming heavy caliber quick-release valve of the utility model.There is the spool of through hole at the center, offers the oilhole that several are communicated with through hole on the sidewall of said spool, and is provided with valve core rod in the through hole of said spool
In the present embodiment, a kind of airtight self-priming heavy caliber quick-release valve comprises valve body 1, and valve body 1 upper end is uncovered shape and becomes valve port; Valve gap 3 is set on the valve port, and said valve gap 3 is fastened on the valve port through set screw 14, and oil inlet hole E is arranged on the valve gap 3; Be provided with in the said valve body 1 and be with the novel mangetic core assembly of self-priming function, said mangetic core assembly to comprise that there is the spool 2 of through hole at the center, process after said spool 2 adopts alloy material to cast; It is provided with a concave section; Offer the oilhole 10 that several are connected with the through hole of spool 2 on the sidewall of its concave section, and said spool 2 upper ring surfaces there are many circular grooves 11, circular groove 11 built-in rings 12; Valve core rod 4 is arranged in the through hole of spool 2; Valve core rod 4 one ends are with spring 5, and spring housing 6 location are arranged on the spring 5, are furnished with locking nut 7 and backing-up screw 9 on the spring housing 6 outer end valve core rods 4; Valve core rod 4 passes spool 2 central through bores; The other end is through locking nut 7 and backing-up screw 9 serial connection spool removable covers 8; Be provided with seal ring 12 between spool removable cover 8 and the spool 2, spool removable cover 8 produces pretightening force through valve core rod 4 two ends locking nuts 7 and backing-up screw 9 with spring 5 and is positioned respectively on the spool 2.
Table top has spool inner cap 13 in said spool 2 tops, is provided with seal ring 12 between spool inner cap 13 and the spool 2, is anchored on through set screw 14 on the interior table top of spool 2.
Be processed with the heavy caliber hole A that is complementary with the tank drainback pipe on the said valve body 1 middle part sidewall; Oil inlet hole C and pollutant exhaust hole D are arranged at the bottom; The heavy caliber hole B that side-walls has oil cylinder to be complementary, wherein the aperture of heavy caliber hole B and heavy caliber hole A will be much larger than the aperture of oil inlet hole C.
During work; When need when foaming machine oil cylinder body is oil-filled; Spool 2 epicoeles in the airtight self-priming heavy caliber quick-release valve body 1 are full of fluid, cause spool 2 and valve body 1 sealing surface to be in closed condition, but owing under the effect that auxiliary cylinders promotes, rise; Cause and form negative pressure in the cylinder body; Under negative pressure, spool 2 overcomes spring 5 pretightening forces and valve core rod 4 is moved down, and communicates with the heavy caliber hole B that oil cylinder is complementary thereby flow into the heavy caliber hole A that the special duct of formation is complementary the tank drainback pipe in the spool 2 through the oilhole on the spool 2 10; Fuel tank fluid gets into the heavy caliber hole B that oil cylinders are complementary through spool 2 and big flow gets into oil cylinder, passive topping up from heavy caliber hole A that the tank drainback pipe is complementary.Owing to do not need high-power oil pump configuration, significantly reduce energy consumption, reduced noise.

Claims (5)

1. airtight self-priming heavy caliber quick-release valve; It comprises valve body and valve gap; It is characterized in that: be provided with self-priming mangetic core assembly in the said valve body, said self-priming mangetic core assembly comprises that there is the spool of through hole at the center, offers the oilhole that several are communicated with through hole on the sidewall of said spool; And be provided with valve core rod in the through hole of said spool; One end of said valve core rod is equipped with elastic component through locking nut, and the other end connects the spool removable cover, is provided with seal ring between said spool removable cover and the spool; The outer end of said spool removable cover is installed locking nut pretension location and is anchored on the interior step of spool; The locking nut of spool removable cover through the valve core rod two ends produces pretightening force with elastic component and is positioned on the spool, and the upper fixed in valve core rod has the spool inner cap in the said spool, on the sidewall at valve body middle part the heavy caliber hole A that is complementary with the tank drainback pipe arranged; The heavy caliber hole B that oil inlet hole, pollutant exhaust hole is arranged on the sidewall of its underpart and be complementary with oil cylinder, wherein the aperture of heavy caliber hole B and heavy caliber hole A is greater than the aperture of oil inlet hole.
2. airtight self-priming heavy caliber quick-release valve according to claim 1; It is characterized in that: said spool is provided with a concave section, and said oilhole is opened on the sidewall of concave section.
3. airtight self-priming heavy caliber quick-release valve according to claim 1; It is characterized in that: said elastic component comprises spring and is enclosed within the spring housing on the valve core rod.
4. airtight self-priming heavy caliber quick-release valve according to claim 1; It is characterized in that: backing-up screw all is installed on the said locking nut.
5. airtight self-priming heavy caliber quick-release valve according to claim 1; It is characterized in that: be provided with seal ring between said spool upper ring surface and the valve body, be provided with seal ring between said spool inner cap and the spool.
CN2011203773516U 2011-09-28 2011-09-28 Closed self-priming large-caliber quick-release valve Withdrawn - After Issue CN202252266U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011203773516U CN202252266U (en) 2011-09-28 2011-09-28 Closed self-priming large-caliber quick-release valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011203773516U CN202252266U (en) 2011-09-28 2011-09-28 Closed self-priming large-caliber quick-release valve

Publications (1)

Publication Number Publication Date
CN202252266U true CN202252266U (en) 2012-05-30

Family

ID=46113508

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011203773516U Withdrawn - After Issue CN202252266U (en) 2011-09-28 2011-09-28 Closed self-priming large-caliber quick-release valve

Country Status (1)

Country Link
CN (1) CN202252266U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102506221A (en) * 2011-09-28 2012-06-20 无锡锦和科技有限公司 Closed self-suction large-aperture quick-release valve

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102506221A (en) * 2011-09-28 2012-06-20 无锡锦和科技有限公司 Closed self-suction large-aperture quick-release valve
CN102506221B (en) * 2011-09-28 2014-07-09 无锡锦和科技有限公司 Closed self-suction large-aperture quick-release valve

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GR01 Patent grant
C14 Grant of patent or utility model
AV01 Patent right actively abandoned

Granted publication date: 20120530

Effective date of abandoning: 20140709

RGAV Abandon patent right to avoid regrant