CN108050279A - A kind of steel construction piece check-valves - Google Patents
A kind of steel construction piece check-valves Download PDFInfo
- Publication number
- CN108050279A CN108050279A CN201810049268.2A CN201810049268A CN108050279A CN 108050279 A CN108050279 A CN 108050279A CN 201810049268 A CN201810049268 A CN 201810049268A CN 108050279 A CN108050279 A CN 108050279A
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- CN
- China
- Prior art keywords
- valve
- steel construction
- valve rod
- construction piece
- spring
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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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/06—Check valves with guided rigid valve members with guided stems
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
Abstract
The invention discloses a kind of steel construction piece check-valves, including：Valve body is steel construction piece, which is provided with valve opening；Spool, including valve rod and valve, the valve rod is so as to the mode slided is arranged on the valve body, and the valve is arranged at one end of the valve rod, and the valve and the valve rod are steel construction piece, and the valve and the valve-stem integrated are molded；The valve is located at outside the valve opening；And spring, its one end are connected with the valve body, and the other end of the spring is connected with the valve rod；During original state, under the action of the spring, the valve covers one of aperture of the valve opening.Valve body, valve and the valve rod of the present invention is steel construction piece, and valve and valve rod are integrally formed, and structural strength is big, so as to avoid easily deforming and destroy, to improve the service life of check-valves.
Description
Technical field
The present invention relates to field of check valves, more particularly to a kind of steel construction piece check-valves.
Background technology
Check-valves on engine is mounted in the pipeline of engine conveying machine oil, is unidirectionally opened under pressure
It opens, after engine oil pump is stopped, check-valves can be automatically closed to prevent machine oil reflux from causing each zero of engine again
The damage of part.Since the operating mode of engine is complex, particularly due to high temperature, high pressure and big flow in powerful engine
Machine oil effect under be easy to cause check-valves deformation and fail, and check-valves service life is due to long afterwards may also be because overstocked greasy dirt
Failure is destroyed by external force.
The information for being disclosed in the background section is merely intended to increase the understanding of the general background to the present invention, without answering
When being considered as recognizing or imply that the information structure has been the prior art well known to persons skilled in the art in any form.
The content of the invention
It is an object of the invention to provide a kind of steel construction piece check-valves, so as to which existing time valve be overcome to easily deform
The shortcomings that with destroying.
To achieve the above object, the present invention provides a kind of steel construction piece check-valves, wherein, including：Valve body is steel knot
Component, the valve body are provided with valve opening；Spool, including valve rod and valve, the valve rod is so as to the mode slided is arranged at
On the valve body, the valve is arranged at one end of the valve rod, the valve and the valve rod as steel construction piece, and the valve
Door and valve-stem integrated shaping；The valve is located at outside the valve opening；And spring, its one end are connected with the valve body,
And the other end of the spring is connected with the valve rod；During original state, under the action of the spring, the valve covers described
One of aperture of valve opening.
Preferably, in above-mentioned technical proposal, the centre of the valve opening is provided with a slide by rib, in the slide
Between be provided with a valve rod hole, the valve rod so as to slide mode pass through the valve rod hole.
Preferably, in above-mentioned technical proposal, the valve is cone-shaped, and the valve opening is covered by the valve
Aperture be correspondingly-shaped conical orifice.
Preferably, in above-mentioned technical proposal, the one end of the valve opening away from the valve is provided with chamfering, and the valve rod
One end away from the valve is also equipped with chamfering.
Preferably, in above-mentioned technical proposal, the spring is cylindrical spring or taper spring.
Preferably, in above-mentioned technical proposal, it is arranged on the valve rod there are one baffle ring, the spring is connected with the valve rod
One end act against one end of the baffle ring, and an opening corresponding with the other end of the baffle ring is provided on the valve rod
Pin.
Preferably, in above-mentioned technical proposal, external screw thread is provided on the side wall of the valve body, with the machine oil pipe with engine
The mode that road is connected through a screw thread is attached；Alternatively, the machine oil pipeline of the valve body and engine is socketed, and the valve
Cooperation is sealed by sealing ring between the inner wall of the side wall of body and the machine oil pipeline of engine.
Compared with prior art, the present invention has the advantages that：
1st, valve body, valve and valve rod of the invention are steel construction piece, and valve and valve rod are integrally formed, structures
Intensity is big, so as to avoid easily deforming and destroy, to improve the service life of check-valves.
2nd, the one end of valve opening and valve rod away from valve of the invention is both provided with chamfering, so as to reduce machine oil resistance,
The movement for making valve rod and valve is sensitiveer, and can improve sealing performance.
3rd, valve body of the invention is connected through a screw thread or seals the mode being socketed and is arranged in the machine oil pipeline of engine, from
And can be easy to disassemble, so as to check-valves is disassembled in maintenance process, it is convenient that check-valves is cleared up or tieed up
Repair replacement.
Description of the drawings
Fig. 1 is the axial sectional view of steel construction piece check-valves according to the present invention.
Fig. 2 is the dimensional structure diagram of steel construction piece check-valves according to the present invention.
Fig. 3 is dimensional structure diagram when spring according to the present invention is taper spring.
Fig. 4 is the structure diagram when side wall of valve body according to the present invention is provided with external screw thread.
Fig. 5 is that the side wall of valve body according to the present invention is coordinated by the inner wall of sealing ring and the machine oil pipeline of engine
When structure diagram.
Fig. 6 is the side wall of valve body according to the present invention and when the inner wall of machine oil pipeline of engine is attached by screw thread
Structure diagram.
Main Reference Numerals explanation：
1- valve bodies, 2- valve openings, 3- valve rods, 4- valves, 5- springs, 6- baffle rings, 7- split pins, 8- slides, 9- sealing rings,
10- ribs, 11- external screw threads, 12- machine oil pipelines, 13- clamp springs.
Specific embodiment
Below in conjunction with the accompanying drawings, the specific embodiment of the present invention is described in detail, it is to be understood that the guarantor of the present invention
Shield scope is not restricted by specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " comprising " or its change
It changes such as "comprising" or " including " etc. and will be understood to comprise stated element or component, and do not exclude other members
Part or other components.
Fig. 1 to Fig. 6 shows a kind of structure diagram of steel construction piece check-valves according to the preferred embodiment of the present invention,
The steel construction piece check-valves includes valve body 1, spool and spring 5, and valve body 1 is steel construction piece, and valve body 1 is provided with valve opening 2, i.e. valve
Body 1 is the hollow structure of upper and lower ends opening.With reference to figure 1 and Fig. 2, after valve body 1 integrally forges shaping by steel, using drilling
Obtain valve opening 2, intensity is high and be unlikely to deform.Spool includes valve rod 3 and valve 4, and valve rod 3 is so as to the mode slided is set
It is placed on valve body 1, valve rod 3 and valve opening 2 are coaxially distributed.Preferably, the centre of valve opening 2 is provided with a slide 8 by rib 10, sliding
The centre of seat 8 is provided with a valve rod hole, and for valve rod 3 so as to the mode slided passes through valve rod hole, valve rod 3 can be along slide 8
Valve rod hole slides axially, and machine oil is flowed through from the gap between rib 10.Rib 10 and slide 8 are also steel construction piece.Valve 4
One end of valve rod 3 is arranged at, and valve 4 is located at outside valve opening 2.Valve opening 2 is oil outlet with the aperture of 4 corresponding one end of valve
Mouthful, the aperture of the other end is oil inlet aperture.Preferably, the one end of valve opening 2 away from valve is provided with chamfering, and valve rod 3 is away from valve
One end of door 4 is also equipped with chamfering.The one end of valve opening 2 and valve rod 3 away from valve 4 of the present invention is both provided with chamfering, so as to
The resistance of machine oil is enough reduced, so that the movement of valve rod 3 and valve 4 is sensitiveer, and sealing performance can be improved.Valve 4 and valve
Bar 3 is steel construction piece, and valve 4 and valve rod 3 are integrally formed so that entire spool by steel also to be made, so as to have
Intensity is high and nonabradable advantage.
Referring to figs. 1 to Fig. 3, one end of spring 5 is connected with valve body 1, and the other end of spring 5 is connected with valve rod 3；Initial shape
During state, under the action of spring 5, valve 4 covers one of aperture of valve opening 2, this aperture is fuel-displaced aperture.It is preferred that
Ground, spring 5 are cylindrical spring or taper spring, and shape, line footpath, diameter, number of turns of spring 5 etc. can be selected according to product requirement
Parameter.Spring 5 is kept in tensional state, and the active force to be bounced back by itself makes valve 4 closely cover valve opening 2, when
Machine oil is entered from the oil inlet aperture of valve opening 2 in valve opening 2, and oil pressure reaches setting value during the active force more than spring 5, just can
Open-top valve 4 with from the fuel-displaced aperture of valve opening 2 flow out.After the oil pressure in the oil inlet aperture of valve opening 2 becomes smaller, spring 5, which just bounces back, to be made
Valve 4 re-closes, and machine oil just cannot flow back.Preferably, valve 4 is cone-shaped, and the hole covered by valve of valve opening 2
Mouth (fuel-displaced aperture) is the conical orifice of correspondingly-shaped, and valve 4, by taper fit, is sealed with fuel-displaced aperture so as to improve
Performance.Furthermore it is preferred that being arranged on valve rod 3 there are one baffle ring 6, spring 5 acts against the one of baffle ring 6 with one end that valve rod 3 is connected
End, and a split pin 7 corresponding with the other end of baffle ring 6 is provided on valve rod 3, split pin 7 is used to carry out /V to baffle ring 6.
Baffle ring 6 is used for the reaction force for disperseing spring 5, and steel material is used to be made, and intensity is high and is hardly damaged.When spring 5
For cylindrical spring when, one end that spring 5 is connected with valve body 1 can be acted directly against on slide 8；When spring 5 is taper spring,
Limited step can also be set in valve opening 2, and spring 5 is acted against with one end that valve body 1 is connected on limited step.
Valve body 1, valve 4 and the valve rod 3 of the present invention is steel construction piece, and valve 4 and valve rod 3 be it is integrally formed,
Its structural strength is big, so as to avoid easily deforming and destroy, prevents within the engine due to high temperature, high pressure and big stream
It deforms and fails under the machine oil effect of amount, to improve the service life of check-valves.
With reference to figure 2 and Fig. 4, the present invention further, is provided with external screw thread 11 on the side wall of valve body 1, with engine
The mode that machine oil pipeline 12 is connected through a screw thread is attached；Alternatively, valve body 1 and the machine oil pipeline 12 of engine are socketed,
And cooperation is sealed by sealing ring 9 between the inner wall of the machine oil pipeline 12 of the side wall and engine of valve body 1, sealing ring 9 is O
Type sealing ring.As shown in figure 5, when the side wall of valve body 1 is socketed with machine oil pipeline 12, it is provided in machine oil pipeline 12 to valve
Body 1 carries out the step of /V with 4 corresponding one end of valve, is additionally provided with jump-ring slot corresponding with the other end of valve body 1, valve body 1
Side wall O-ring seal slot is gone out by turnery processing, valve body 1 is installed in machine oil pipeline 12, the side wall of valve body 1 and machine oil pipeline
12 be clearance fit, then the sealing ring 9 by being mounted on O-shaped seal groove is sealed, and one end of valve body 1 is carried out by limited step
/V is fixed, and the other end is fixed by the clamp spring 13 being mounted in jump-ring slot.As shown in fig. 6, when valve body 1 side wall with
When machine oil pipeline 12 is connected through a screw thread, tapped stepped hole is machined in machine oil pipeline 12, valve body 1 passes through external screw thread 11
Fixation can be sealed by being tightened in machine oil pipeline 12.
The mode that the valve body 1 of the present invention was connected through a screw thread or sealed socket is arranged in the machine oil pipeline 12 of engine,
So as to easy to disassemble, so as to check-valves is disassembled in maintenance process, it is convenient check-valves is cleared up or
The problems such as repair is replaced, and greasy dirt or external force destruction may be overstock too long by avoiding the occurrence of service life.
The description of the foregoing specific exemplary embodiment to the present invention is in order to illustrate and illustration purpose.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to the above instruction, can much be changed
And variation.The purpose of selecting and describing the exemplary embodiment is that explain that the certain principles of the present invention and its reality should
With so that those skilled in the art can realize and utilize the present invention a variety of exemplary implementation schemes and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (7)
1. a kind of steel construction piece check-valves, which is characterized in that including：
Valve body is steel construction piece, which is provided with valve opening；
Spool, including valve rod and valve, the valve rod so as to slide mode be arranged on the valve body, the valve
Be arranged at one end of the valve rod, the valve and the valve rod are steel construction piece, and the valve and the valve-stem integrated into
Type；The valve is located at outside the valve opening；And
Spring, its one end are connected with the valve body, and the other end of the spring is connected with the valve rod；During original state, at this
Under the action of spring, the valve covers one of aperture of the valve opening.
2. steel construction piece check-valves according to claim 1, which is characterized in that the centre of the valve opening is set up by rib
There is a slide, the centre of the slide is provided with a valve rod hole, and the valve rod is so as to the mode slided passes through the valve rod hole.
3. steel construction piece check-valves according to claim 1, which is characterized in that the valve is cone-shaped, and the valve
The aperture covered by the valve in hole is the conical orifice of correspondingly-shaped.
4. steel construction piece check-valves according to claim 1, which is characterized in that the one end of the valve opening away from the valve
Chamfering is provided with, and the one end of the valve rod away from the valve is also equipped with chamfering.
5. steel construction piece check-valves according to claim 1, which is characterized in that the spring is cylindrical spring or circular cone bullet
Spring.
6. steel construction piece check-valves according to claim 1, which is characterized in that it is arranged on the valve rod there are one baffle ring,
The spring acts against one end of the baffle ring with one end that the valve rod is connected, and one and the gear are provided on the valve rod
The corresponding split pin of the other end of circle.
7. steel construction piece check-valves according to claim 1, which is characterized in that outer spiral shell is provided on the side wall of the valve body
Line is attached in a manner that the machine oil pipeline with engine is connected through a screw thread；Alternatively, the machine oil of the valve body and engine
Pipeline is socketed, and is sealed and matched somebody with somebody by sealing ring between the inner wall of the machine oil pipeline of the side wall of the valve body and engine
It closes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810049268.2A CN108050279A (en) | 2018-01-18 | 2018-01-18 | A kind of steel construction piece check-valves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810049268.2A CN108050279A (en) | 2018-01-18 | 2018-01-18 | A kind of steel construction piece check-valves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108050279A true CN108050279A (en) | 2018-05-18 |
Family
ID=62127824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810049268.2A Pending CN108050279A (en) | 2018-01-18 | 2018-01-18 | A kind of steel construction piece check-valves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108050279A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112178218A (en) * | 2020-10-26 | 2021-01-05 | 中船动力研究院有限公司 | Valve body assembly and disassembling tool |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201354870Y (en) * | 2008-12-23 | 2009-12-02 | 巫新财 | Novel air valve |
| CN201753767U (en) * | 2010-04-28 | 2011-03-02 | 常州凯鹏液流器材有限公司 | Oil-gas recycling joint |
| CN202209453U (en) * | 2011-07-22 | 2012-05-02 | 齐成义 | Unidirectional air inlet valve |
| US20160186875A1 (en) * | 2013-07-05 | 2016-06-30 | Stopak (Pty) Ltd | Inflation Valve |
| CN208041237U (en) * | 2018-01-18 | 2018-11-02 | 广西玉林达业机械配件有限公司 | A kind of steel construction piece check-valves |
-
2018
- 2018-01-18 CN CN201810049268.2A patent/CN108050279A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201354870Y (en) * | 2008-12-23 | 2009-12-02 | 巫新财 | Novel air valve |
| CN201753767U (en) * | 2010-04-28 | 2011-03-02 | 常州凯鹏液流器材有限公司 | Oil-gas recycling joint |
| CN202209453U (en) * | 2011-07-22 | 2012-05-02 | 齐成义 | Unidirectional air inlet valve |
| US20160186875A1 (en) * | 2013-07-05 | 2016-06-30 | Stopak (Pty) Ltd | Inflation Valve |
| CN208041237U (en) * | 2018-01-18 | 2018-11-02 | 广西玉林达业机械配件有限公司 | A kind of steel construction piece check-valves |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112178218A (en) * | 2020-10-26 | 2021-01-05 | 中船动力研究院有限公司 | Valve body assembly and disassembling tool |
| CN112178218B (en) * | 2020-10-26 | 2022-07-12 | 中船动力研究院有限公司 | Valve body assembly and disassembling tool |
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