CN204277263U - A kind of OCV filter screen welding dust arrester - Google Patents
A kind of OCV filter screen welding dust arrester Download PDFInfo
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- CN204277263U CN204277263U CN201420768910.XU CN201420768910U CN204277263U CN 204277263 U CN204277263 U CN 204277263U CN 201420768910 U CN201420768910 U CN 201420768910U CN 204277263 U CN204277263 U CN 204277263U
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- filter screen
- intake pipe
- protective cover
- central intake
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Abstract
The utility model provides a kind of OCV filter screen to weld dust arrester, and comprise central intake pipe, offer the inlet chamber of one end shutoff and other end opening at central intake pipe axial direction, its radial direction offers the exhaust outlet communicated with inlet chamber; When central intake pipe and valve pocket are socketed, exhaust outlet communicates with the outer field filter screen of valve pocket.Preferably, also comprise the protective cover of hollow cavity structure, protective cover cavity offers soldering opening, central intake pipe and protective cover are socketed, and the exhaust outlet be distributed on central intake pipe is all positioned at protective cover hollow cavity.When carrying out the welding of OCV filter screen, can stop to fall by the utility model and adhere to each other to the impurity such as high temperature welding slag of filter screen and filter screen, simultaneously, also the impurity such as welding slag can be stoped well to enter in valve pocket inner chamber, avoid the impurity such as welding slag and valve pocket inner chamber adheres to each other, decrease the matting after the welding of OCV filter screen, there is the outstanding advantages such as structure is simple, saving cost.
Description
Technical field
The utility model relates to OCV filter screen processing technique field, especially relates to a kind of OCV filter screen welding dust arrester.
Background technology
OCV (the abbreviation of Oil Control Valve, OCV Oil Control Valve, lower same) be the engine VVT (abbreviation of Variable ValveTiming, VVT, important spare part down together) in system, automobile ECU (the abbreviation of FlectronicControl Unit, electronic control unit, also be called " car running computer ", " vehicle-mounted computer " etc., the operating position of signal control OCV spool is sent down together) according to engine behavior, regulate the direction and the oil mass that enter the machine oil of VVT phase converter, thus control the corner of phase converter, reach and regulate engine intake valve to open in advance or the effect of exhaust valve time-delay closing.
OCV requires very high to the cleannes of machine oil, if there is impurity to enter OCV valve pocket, likely causes the relative motion clamping stagnation between spool and valve pocket even stuck, thus causes OCV to lose efficacy.The steel disc filter screen of OCV valve pocket is when adopting laser weld, and its welding slag produced and splashing impurity will stick in valve pocket and screen surface and gap.In order to remove welding impurity, the dust collecting process cleaned again after in the past mostly adopting filter screen welding.But, because the welding slag of fusing and valve pocket and filter screen adhere to each other by high temperature during welding, there is certain adhesion, during cleaning, be difficult to impurity to remove totally.Therefore, in the OCV course of work, because machine oil washes away for a long time, welding slag and valve pocket and filter screen may be made to peel off, after the impurity such as the welding slag after stripping enter valve pocket inner chamber, just be easy to cause OCV spool clamping stagnation, cause the slow in one's movements of valve core movement even to lose efficacy.
Utility model content
The technical problems to be solved in the utility model is: for prior art Problems existing, a kind of structure simple OCV filter screen welding dust arrester is provided, easily to be removed in time by the impurity such as the welding slag in filter screen welding process, prevent the impurity such as welding slag and valve pocket, filter screen from adhering to each other and being difficult to clear up.
The technical problems to be solved in the utility model realizes by the following technical solutions: a kind of OCV filter screen welding dust arrester, comprise central intake pipe, described central intake pipe axial direction offers the inlet chamber of one end shutoff and other end opening, and its radial direction offers several exhaust outlets communicated with inlet chamber; When central intake pipe and valve pocket are socketed, described exhaust outlet communicates with the outer field filter screen of valve pocket.
Preferably, also comprise protective cover, described protective cover is hollow cavity, and cavity offers soldering opening, and described central intake pipe and protective cover are socketed, and the exhaust outlet be distributed on central intake pipe is all positioned at protective cover hollow cavity.
Preferably, also comprise vacuum cleaner, protective cover cavity offers dust-exhausting port, described vacuum cleaner to be connected with the dust-exhausting port on protective cover by air intake duct and to communicate.
Preferably, described protective cover cavity offers several dust-exhausting ports, described vacuum cleaner is connected with each dust-exhausting port respectively by air intake duct and communicates.
Preferably, several dust-exhausting ports on described protective cover are that environmental protection guard shield cavity is equidistantly uniformly distributed.
Preferably, the hollow cavity of described protective cover to be cross section be annular.
Preferably, the T-shaped structure of described central intake pipe, offers several exhaust outlets in relatively little one end of central intake pipe axial direction.
Preferably, relatively little one end of described central intake pipe axial direction is cylindrical structure.
Preferably, the exhaust outlet on described central intake pipe is manhole.
Preferably, several exhaust outlets on described central intake pipe centrally air inlet pipe axial direction are equidistantly uniformly distributed.
Compared with prior art, the beneficial effects of the utility model are: when carrying out the welding of OCV filter screen, central intake pipe and valve pocket are socketed, compressed air passes into from central intake pipe openend, finally wear out from filter screen exit, can stop to fall adhering to each other to the impurity such as high temperature welding slag of filter screen and filter screen; Simultaneously, because compressed air makes to define certain malleation in valve pocket inner chamber, also the impurity such as welding slag can be stoped well to enter in valve pocket inner chamber, avoid the impurity such as welding slag and valve pocket inner chamber adheres to each other, thus effectively ensure that the cleannes in OCV filter screen welding process, decrease the matting after the welding of OCV filter screen, be conducive to saving OCV manufacturing cost.
Accompanying drawing explanation
Fig. 1 is the front view (sectional view) of a kind of OCV filter screen welding of the utility model dust arrester.
Fig. 2 is the side view (sectional view) of a kind of OCV filter screen welding of the utility model dust arrester.
Figure middle part product token name claims: 1-vacuum cleaner, 2-protective cover, 3-central intake pipe, 4-valve pocket, 5-filter screen, 6-laser weld camera lens, 7-air intake duct, 21-soldering opening, 22-dust-exhausting port, 31-inlet chamber, 32-exhaust outlet.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with the drawings and specific embodiments, the utility model is described in detail.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As Fig. 1, a kind of OCV filter screen welding dust arrester shown in Fig. 2, mainly comprise central intake pipe 3, the T-shaped structure of described central intake pipe 3, relatively little one end of its axial direction is cylindrical structure, the inlet chamber 31 of one end shutoff and other end opening is offered at central intake pipe 3 axial direction, at several exhaust outlets 32 communicated with inlet chamber 31 of the radial direction pressed on ring Zhou Kaishe of relatively little one end of central intake pipe 3 axial direction, described exhaust outlet 32 is manhole, and when central intake pipe 3 is socketed with valve pocket 4, described exhaust outlet 32 communicates with the outer field filter screen 5 of valve pocket 4.
When carrying out OCV filter screen welding dust removal operation, filter screen 5 sandwiches in the outer annular groove of valve pocket 4, arranges laser weld camera lens 6 to weld filter screen above filter screen 5; Relatively little one end of central intake pipe 3 and valve pocket 4 are socketed, make the exhaust outlet 32 on central intake pipe 3 be arranged in the inner chamber of valve pocket 4; Because exhaust outlet 32 is the distributions of ring central intake pipe 3 circumference, therefore, the outer field filter screen 5 of portion discharge mouth 32 and valve pocket 4 is had directly to communicate.Compressed air is passed into inlet chamber 31 from the openend of central intake pipe 3, compressed air is spread outside filter screen 5 by the exhaust outlet 32 on central intake pipe 3, and form certain normal pressure in filter screen 5 exit, owing to also there is certain cooling effect to impurity such as high temperature welding slags from filter screen 5 compressed air out simultaneously, therefore, can stop to fall and adhere to each other to the impurity such as high temperature welding slag of filter screen 5 and filter screen 5, thus easily the impurity such as welding slag be removed in time.In addition, because compressed air also form certain normal pressure at valve pocket 4 inner chamber, therefore, the impurity such as welding slag can be stoped to enter in valve pocket 4 inner chamber, adhere to each other to avoid the impurity such as welding slag and valve pocket 4 inner chamber.The normal pressure formed to make valve pocket 4 skin filter screen 5 exit everywhere substantially evenly, unanimously, ensure the welding dust removing effects of filter screen 5 everywhere, improve compressed-air actuated utilization rate, also can by several exhaust outlets 32 on central intake pipe 3 centrally air inlet pipe 3 axial direction be equidistantly uniformly distributed, make the quantity of the exhaust outlet 32 just right with everywhere filter screen 5 consistent substantially.
In above-mentioned welding dust removal operation process, because compressed air can spread towards periphery after by filter screen 5, thus the splashes of the impurity such as welding slag can be caused, these impurity both contaminated environment of splashing, there is again certain potential safety hazard.For this reason; as shown in Figure 1 and Figure 2; a coated protective cover 2 outside valve pocket 4; described protective cover 2 for cross section be the hollow cavity of annular; relatively large one end of itself and central intake pipe 3 is tightly connected; and the exhaust outlet 32 be distributed on central intake pipe 3 is all positioned at the hollow cavity of protective cover 2, central intake pipe 3 and protective cover 2 is made to form socket join structure.Protective cover 2 cavity offers a soldering opening 21 and several dust-exhausting ports 22, and dust-exhausting port 22 to be wherein connected with vacuum cleaner 1 respectively by air intake duct 7 and to communicate.
When carrying out OCV filter screen welding dust removal operation, described soldering opening 21 is positioned at immediately below laser weld camera lens 6, compressed air passes into inlet chamber 31 from the openend of central intake pipe 3, and enter valve pocket 4 inner chamber from exhaust outlet 32 through central intake pipe 3, compressed air in valve pocket 4 inner chamber is again by the oilhole on valve pocket 4, filter screen 5 space is continued to filter screen 5 diffuse outside, the compressed air of diffusion forms certain normal pressure in filter screen 5 exit, the normal pressure produced by compressed air and cooling effect, can easily the impurity such as the welding slag splashed in welding process be blown in the cavity between valve pocket 4 and protective cover 2, thus prevent and adhere to each other to the impurity such as high temperature welding slag of filter screen 5 and filter screen 5, meanwhile, because compressed air also form certain normal pressure at valve pocket 4 inner chamber, therefore, the impurity such as welding slag can be stoped to enter in valve pocket 4 inner chamber, avoid the impurity such as welding slag and valve pocket 4 inner chamber adheres to each other.So just considerably reduce filter screen 5, the matting of valve pocket 4 after welding operation, save the manufacturing cost of OCV.The impurity such as the welding slag that compressed air blows out by the protective cover 2 outside valve pocket 4 cover; to prevent the Impurity Diffusions such as welding slag in the air of protective cover 2 outside; avoid causing environmental pollution and producing potential safety hazard; vacuum cleaner 1 will carry the timely sucking-off of air of the impurity such as welding slag secretly in protective cover 2 inner chamber; thus ensure that the cleannes that filter screen 5 welds, be conducive to the welding quality improving filter screen 5.In order to improve the efficiency of dust collection of vacuum cleaner 1, on protective cover 2, suitably can increase the quantity of dust-exhausting port 22, and dust-exhausting port 22 environmental protection guard shield 2 cavity is equidistantly uniformly distributed.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; it should be pointed out that all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. an OCV filter screen welding dust arrester, it is characterized in that: comprise central intake pipe (3), described central intake pipe (3) axial direction offers the inlet chamber (31) of one end shutoff and other end opening, and its radial direction offers several exhaust outlets (32) communicated with inlet chamber (31); When central intake pipe (3) is socketed with valve pocket (4), described exhaust outlet (32) communicates with valve pocket (4) outer field filter screen (5).
2. a kind of OCV filter screen welding dust arrester according to claim 1; it is characterized in that: also comprise protective cover (2); described protective cover (2) is hollow cavity; cavity offers soldering opening (21); described central intake pipe (3) and protective cover (2) are socketed, and the exhaust outlet (32) be distributed on central intake pipe (3) is all positioned at protective cover (2) hollow cavity.
3. a kind of OCV filter screen welding dust arrester according to claim 2; it is characterized in that: also comprise vacuum cleaner (1); protective cover (2) cavity offers dust-exhausting port (22), and described vacuum cleaner (1) to be connected with the dust-exhausting port (22) on protective cover (2) by air intake duct (7) and to communicate.
4. a kind of OCV filter screen welding dust arrester according to claim 3; it is characterized in that: described protective cover (2) cavity is offered several dust-exhausting ports (22), described vacuum cleaner (1) is connected with each dust-exhausting port (22) respectively by air intake duct (7) and communicates.
5. a kind of OCV filter screen welding dust arrester according to claim 4, is characterized in that: several dust-exhausting ports (22) on described protective cover (2) are that environmental protection guard shield (2) cavity is equidistantly uniformly distributed.
6. a kind of OCV filter screen welding dust arrester according to any one of claim 2-5, is characterized in that: described protective cover (2) for cross section be the hollow cavity of annular.
7. a kind of OCV filter screen welding dust arrester according to any one of claim 1-5, it is characterized in that: described central intake pipe (3) T-shaped structure, offer several exhaust outlets (32) in relatively little one end of central intake pipe (3) axial direction.
8. a kind of OCV filter screen welding dust arrester according to claim 7, is characterized in that: relatively little one end of described central intake pipe (3) axial direction is cylindrical structure.
9. a kind of OCV filter screen welding dust arrester according to claim 7, is characterized in that: the exhaust outlet (32) on described central intake pipe (3) is manhole.
10. a kind of OCV filter screen welding dust arrester according to claim 7, is characterized in that: several exhaust outlets (32) on described central intake pipe (3) centrally air inlet pipe (3) axial direction are equidistantly uniformly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420768910.XU CN204277263U (en) | 2014-12-09 | 2014-12-09 | A kind of OCV filter screen welding dust arrester |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420768910.XU CN204277263U (en) | 2014-12-09 | 2014-12-09 | A kind of OCV filter screen welding dust arrester |
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| CN204277263U true CN204277263U (en) | 2015-04-22 |
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| CN201420768910.XU Active CN204277263U (en) | 2014-12-09 | 2014-12-09 | A kind of OCV filter screen welding dust arrester |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107052575A (en) * | 2016-02-11 | 2017-08-18 | 罗伯特·博世有限公司 | Processing equipment is with the device and laser processing apparatus of, especially laser processing apparatus |
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2014
- 2014-12-09 CN CN201420768910.XU patent/CN204277263U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107052575A (en) * | 2016-02-11 | 2017-08-18 | 罗伯特·博世有限公司 | Processing equipment is with the device and laser processing apparatus of, especially laser processing apparatus |
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