CN2360692Y

CN2360692Y - Improved outer structural body of barometric regulator

Info

Publication number: CN2360692Y
Application number: CN 98247942
Authority: CN
Inventors: 沈志盛
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-12-08
Filing date: 1998-12-08
Publication date: 2000-01-26
Anticipated expiration: 2008-12-08

Abstract

The utility model relates to an improved outer structural body for a barometric regulator. A body is provided with a screw hole or a positioning hole, and both sides are communicated and are provided with an air inlet pipe and an air outlet pipe; a pressure gauge is communicated with the body by a screw connection pipe in order to detect a barometric value; an upper cover is fixed to the front surface of the body, is provided with a locking hole corresponding to the bolt hole of the body, and is stably combined with the body by a bolt; the upper part of the upper cover is correspondingly matched with the position and the shape of the pressure gauge, and upwards extends with a cover body from the rear side to coat the pressure gauge; the front surface of the cover body is also provided with a transparent cover installation hole corresponding to a gauge plate, and the back surface of the cover body is sealed by a rear cover plate. The utility model has the advantages of convenient assembly, the pressure gauge can not be easily impacted, the accuracy is good, and the service life is long.

Description

The external structure body of improved air pressure regulator

The utility model relates to safety installations, relates in particular to a kind of external structure body of improved air pressure regulator.

As shown in figure 12, some gas was after being fitted in the steel cylinder 8 via height in the past, provide again to produce and use, such as all gases such as oxygen, acetylene, nitrogen, argon gas, pressurized gas in these steel cylinders 8 must be adjusted to suitable pressure with air pressure by an air pressure regulator (Regulator) 9 before use, output is used again, so as to keeping the normal use and the safety of instrument pipeline, instrument or relevant device etc.

As Figure 13, shown in 14, commonly using air pressure regulator 9 includes substantially, one body 91, its both sides are communicated with respectively and are provided with air inlet and go into pipe 911 and steam outlet pipe 912, body 91 inside are provided with member (not shown) such as required gas return path and control valve, body 91 tops are bolted with pressure meter 92, so as to learning suction pressure and going out atmospheric pressure, in addition, be bolted with a loam cake 93 in the body front, make the required pressure chamber of body 91 inner formation, and be positioned at the spring (figure does not show) of projection 931 inside by knob 94 controls that are located at loam cake projection 931 peripheries according to need, and then adjust the size of delivery pressure.This air pressure regulator of commonly using 9 is when reality is used, can produce following shortcoming: 1, be arranged in the pressure meter 92 of body 91 tops, be by front and back housing 921,922 sensing parts 923 with pressure meter 92, instrument panel 924, pointer 925, transparent cover 926 members such as grade coat, on the pipe 928 that is spirally connected that utilizes screw 927 to be locked in then to be communicated with body 91, yet, high-pressure cylinder 8 generally is in factory or use in the building site, and must bring up to and move down or transport, be a kind of at the utensil that omits the environment use than evil, therefore, air pressure regulator 9 is easy to be clashed into or the touching of peripheral instrument, and front and back housing 921, the 922nd, by the metal sheet impact briquetting, when it is subjected to external force, can be as shown in figure 15, modification very easily caves in, and then undermine inner sensing part 923 or instrument panel 924, pointer 925 elements such as grade, especially manometric sensing part 923 is very sensitive, after being clashed into very easily modification produce fault, lose accuracy, cause to obtain correct output pressure, and influence instrument, the normal use of instrument; 2; though there is the colleague dealer to make improvements; for example use thicker iron plate to come punching press front and back housing 921; 922; or re-use a protective cover (not shown) in addition; housing is coated; to avoid pressure meter 92 to be clashed into; though but this method can increase some protective actions; but as a whole; still desirable not to the utmost, though it is with front and back housing 921; 922 coat, to reduce the injury to sensing part 923; can be when housing be subjected to clashing into; its stress F is concentrated in the place that is spirally connected of be spirally connected pipe 928 and body 91, and the lighter causes the pipe 928 that is spirally connected crooked, influences working life; severe patient can rupture from here; cause gas leak, abnormally dangerous, so it is not a kind of ideal designs structure.

Main purpose of the present utility model is to provide a kind of external structure body of improved air pressure regulator, and it can make pressure meter not be vulnerable to bump and damage, and improves and adjusts validity, increases the service life.

Another purpose of the present utility model is to provide a kind of external structure body of improved air pressure regulator, its simple and convenient assembly, and outward appearance is a complete body, the using effect ideal.

The purpose of this utility model is realized by following technological scheme.

The external structure body of the improved air pressure regulator of the utility model comprises body, and its both sides are communicated with respectively and are provided with suction tude and steam outlet pipe; An above pressure meter is communicated with body by the pipe that is spirally connected, with the detecting atmospheric pressure value; One loam cake, it is fixed on the body front; Its improvements are that described body is provided with screw, positioning hole; Described loam cake is provided with locking aperture with respect to the screw of body, and combines by bolt and body are firm, loam cake top and manometric position and the corresponding cooperation of profile, and it is extended upward and the one-body molded cover body that is provided with by rear side, so that pressure meter is coated; The positive instrument panel place relatively of this cover body is provided with the transparent cover installation hole, and for the transparent cover installing, the cover body back side cooperates the back shroud of its shape to give capping by one.

Concrete structure of the present utility model is provided in detail by following examples and accompanying drawing thereof.

Fig. 1 is the utility model composite structure schematic representation

Fig. 2 is the cross-sectional view of 2-2 direction shown in Figure 1

Fig. 3 is the integrally manufactured shaped structures schematic representation of the utility model loam cake and cover body

Fig. 4 is a 4-4 cross-sectional configuration schematic representation shown in Figure 3

Fig. 5 is a 5-5 cross-sectional configuration schematic representation shown in Figure 4

Fig. 6 is the utility model decomposition texture schematic representation

Fig. 7 is a 7-7 cross-sectional configuration schematic representation shown in Figure 6

Fig. 8 is a 8-8 cross-sectional configuration schematic representation shown in Figure 6

Fig. 9 is another embodiment's superstructure schematic representation of the utility model

Figure 10 is another embodiment's composite structure schematic representation of the utility model

Figure 11 is the cross-sectional view of 11-11 direction shown in Figure 10

Figure 12 is a user mode schematic representation of commonly using the air pressure regulator

Figure 13 is a surface structure schematic representation of commonly using the air pressure regulator

Figure 14 is a structural representation of commonly using air pressure regulator external structure body

Figure 15 commonly uses the schematic representation that the air pressure regulator is subjected to clashing into modification

Consult shown in Fig. 1,2, the external structure body of the improved air pressure regulator of the utility model, comprise body 1, its both sides are communicated with respectively and are provided with suction tude 11 and steam outlet pipe 12, its inside be provided with required gas return path and control valve (not shown in the figures, its inner formation, non-the utility model patent protection content repeats no more); An above pressure meter 2, it is communicated with body 1 by the pipe 21 that is spirally connected, and pipe 21 tops that are spirally connected are connected with sensing part 22, and be provided with an instrument panel 23 and pointer 24 forwardly, sensing part 22 usefulness imaginary lines shown in the figure are represented, because of being used to detect the sensing part 22 of air pressure at present, structure is all different, often select for use on demand, so represent wherein a kind of tension force sensing type parts with imaginary line, pressure meter 2 is located by prior art (PRIOR ART), and the protection content of non-the utility model patent no longer describes in detail; One loam cake 3, it is fixed on body 1 front, makes the required pressure chamber of body 1 inner formation, and members such as control valve (not shown) are located; Its improvements are that described body 1 front is provided with several screws 13, and back side periphery is provided with several positioning holes 14; Described loam cake 3 is provided with locking aperture 31 with respect to the screw 13 of body 1, and firmly combine with body 1 by bolt 32, loam cake 3 tops and pressure meter 2 positions and the corresponding cooperation of profile, and extend upward and the one-body molded cover body 5 that is provided with by rear side, so that pressure meter 2 is coated; These cover body 5 positive instrument panel 23 places relatively are provided with transparent cover installation hole 51, and for transparent cover 6 installings, cover body 5 back sides cooperate the back shroud 7 of its shape to give capping by one.

Air pressure regulator after the assembling can guarantee that pressure meter is not vulnerable to bump damage, reaching the effect that improves validity, and can increase the service life, and it is convenient to assemble, and outward appearance is a complete integral body.

Consult Fig. 3,4, shown in 5, most air pressure regulator is to be provided with two pressure meters 2, an atmospheric pressure value that is used to detect steel cylinder 8, another is used to detect the atmospheric pressure value of being exported by steam outlet pipe 12 after body 1 pressure regulation, cover body 5 of the present utility model is the designed arcuation bodies that become of position and the shape of corresponding two pressure meters 2, and it is because of utilizing metal or the integrally manufactured moulding of equivalent material, so it is very firm, have impact resistance and crushing resistance, by it pressure meter is coated, external force can't strike the relevant Component of pressure meter 2 like this, the inner circumference edge of the transparent cover installation hole 51 in cover body 5 fronts is provided with blocking bulge loop 52, peripheral fastening convex side 61 nested location (shown in Figure 1) for transparent cover 6, cover body 5 back side peripheral regions are provided with the slightly nested draw-in groove 53 of depression, and on groove face, be provided with several positioning holes 54, embed cover body 5 for back shroud 7, and fixed by fixed element 71, fixed element 71 described herein can be elements such as primary screw or rivet, in addition, pipe 21 positions that are spirally connected of cover body 5 relative pressure gauges 2 are to be set as groove 55 shapes, and pipe 21 is ccontaining in it for being spirally connected.

Consult shown in Figure 6, loam cake 3 of the present utility model passes through bolt 32 through the screw 13 of locking aperture 31 to body 1, loam cake 3 firmly can be combined with body 1, and located by prior art is to adopt loam cake 93 to be screwed onto the structure of body 91, not only processing is comparatively loaded down with trivial details, and because of going back assembly between loam cake and the body elements such as control valve, spring, matrix are arranged, so, be difficult for making its inner member to fix as adopting the mode combination that is spirally connected; Otherwise the utility model does not then have this defective, when loam cake 3 and body 1 are fixed, the cover body 5 of its top elongation moulding is just lived pressure meter 2 cover caps, then transparent cover 6 is embedded installation hole 51, and back shroud 7 is fixed on the cover body 5 and body 1 back side, finish assembling work, simple and convenient assembly.

Consult Fig. 7, shown in 8, the set positioning hole 70 of lower semisection opposite position can be for fixed block 71 in conjunction with fixing on the positioning hole 14 at body of the present utility model 1 back side and the back shroud 7, in addition, two pressure meters 2 that are positioned at body 1 top are for commonly using element, only need be screwed onto this 2 bodies, 1 top gets final product, the Lower Half of back shroud 7 cooperates with body 1 moulding, and the first half cooperates with the angle that sets of pressure meter 2, just cooperate the shape and structure of cover body 5 and design, and can be provided with vent hole 72, like this, the back side of its air pressure regulator is just very smooth, the more important thing is, but the back side of back shroud 7 placement force meters 2 is clashed into.

Fig. 1 is to embodiment shown in Figure 6, and loam cake 3 surfaces are provided with a projection 93, and this is for commonly using structure, be that periphery sets a knob 4, is used to finely tune output pressure for inner installing spring (not shown), when the air pressure regulator was not provided with the knob 4 of microcall, loam cake just need not established projection 33.

Consult Fig. 9 to shown in Figure 11, another embodiment of the present utility model, be at the loam cake 3 that is provided with projection ' user mode, its structure and previous embodiment structure are identical, also include and loam cake 3 ' integrated cover body 5, transparent cover 6, back shroud 7, it can guarantee that also pressure meter 2 is not clashed into, and because of its loam cake 3 ' be to utilize bolt 32 to combine with body 1, therefore its capping need not be provided with the nut body of commonly using 932 that protrudes out and pulls or dismounting for instruments such as spanners, so loam cake 3 ' the surface can be burnishing surface, and can be smooth for the trade (brand) name plate or the paster (figure does not show) of manufacturer, not only locking aperture 31 grades can be covered, have more integral aesthetic property.

In sum, the external structure body of the improved air pressure regulator of the utility model, the structural design that it extends integrated cover body 5 by loam cake 3 tops, guarantee that pressure meter (sensing part, instrument panel, pointer) is difficult for being clashed into and damaging, and the pipe 21 that is spirally connected of pressure meter 2 most fragiles is also coated fully, even cover body 5 and back shroud 7 are clashed into, its active force can not be delivered to the pipe that is spirally connected yet, can promote manometric working life and validity like this, and then also improve the Security of its use; The utility model simple and convenient assembly, the complete one of overall appearance, product using effect ideal overcomes the defective of traditional product, reaches design purpose.

Claims

1, a kind of external structure body of improved air pressure regulator comprises body, and its both sides are communicated with respectively and are provided with suction tude and steam outlet pipe; An above pressure meter, it is communicated with body by the pipe that is spirally connected, with the detecting atmospheric pressure value; One loam cake, it is fixed on the body front; It is characterized in that described body is provided with screw, positioning hole; Described loam cake is provided with locking aperture with respect to the screw of body, and combines by bolt and body are firm, loam cake top and manometric position and profile corresponding matching, and it is extended upward and the one-body molded cover body that is provided with by rear side, so that pressure meter is coated; The positive instrument panel place relatively of this cover body is provided with the transparent cover installation hole, and for the transparent cover installing, the cover body back side cooperates the back shroud of its shape to give capping by one.