CN204758058U - Symmetry assembly structure's diaphragm type gas table - Google Patents
Symmetry assembly structure's diaphragm type gas table Download PDFInfo
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- CN204758058U CN204758058U CN201520458942.4U CN201520458942U CN204758058U CN 204758058 U CN204758058 U CN 204758058U CN 201520458942 U CN201520458942 U CN 201520458942U CN 204758058 U CN204758058 U CN 204758058U
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- thumb wheel
- wheel
- assembly structure
- gas meter
- movement
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Abstract
The utility model provides a symmetry assembly structure's diaphragm type gas table belongs to the metering device field, including core and casing, be equipped with support and runner on the core, be equipped with third wheel and thumb wheel on the support, the center of third wheel, thumb wheel and runner is on a line, and this line is located the bilateral symmetry center of core. This kind of symmetry assembly structure's diaphragm type gas table compact structure, the bulk reduction not only can satisfy normal measurement function, and convenient manufacturing, transportation and use, provides convenience for the plant use, has practiced thrift the cost, has improved the benefit.
Description
Technical field
The utility model relates to measuring apparatus field, in particular to a kind of diaphragm gas meter of symmetrical assembly structure.
Background technology
Gas meter, flow meter divides left air inlet table and right air inlet table, and due to movement and housing asymmetrical design, cause gas meter, flow meter volume comparatively large, simultaneously in assembling process, a lot of operation and frock need different disposal, cumbersome, and efficiency is lower.
Utility model content
The utility model provides a kind of diaphragm gas meter of symmetrical assembly structure, is intended to improve the problems referred to above.
The utility model is achieved in that
A diaphragm gas meter for symmetrical assembly structure, comprises movement and housing; Described movement is provided with support and runner, and described support is provided with third wheel and thumb wheel, and the center of third wheel, thumb wheel and runner is on a line, and this line is positioned at the symmetrical center of movement.
Further, described housing is provided with the inner chamber for installing machine core, the size of this inner chamber is mated with the size of movement, front side and the rear side of movement are equipped with locating convex block, the locating convex block of every side is symmetrical about movement, be provided with the locating slot mated with locating convex block in housing, this locating slot is symmetrical about housing.
Further, described support both sides are respectively equipped with two for connecting the connecting hole of movement, and two connecting holes are symmetric.
Further, described support is provided with half U-shaped perforate, and described runner passes this half perforate and can rotate.
Further, described support is provided with the shackle member of the column for installing third wheel and thumb wheel; Described shackle member comprises the link be connected with support, and the free end relative with described link; The end face of described free end offers the groove running through its both sides, and the sidepiece of free end is also provided with two stoppers, and two described stoppers lay respectively at the both sides of groove; After described third wheel or thumb wheel are installed in shackle member, stopper can stop that third wheel or thumb wheel come off from shackle member.
Further, described support is provided with the lightening hole of multiple rectangle, and multiple lightening hole interval is arranged.
Further, described support is provided with backstop, and described backstop rotates counterclockwise for stoping thumb wheel.
Further, the breach that described backstop comprises movable part, fixture and is arranged on thumb wheel, described movable part is rotationally connected with on support, and described fixture is fixed on support;
Described movable part comprises the first end near thumb wheel and the second end near fixture, and described first end comprises the coboundary of arc line shaped and rectilinear lower limb, and described fixture is positioned at the below of the second end;
When thumb wheel rotates clockwise, thumb wheel contacts with described coboundary, and movable part is separated with fixture;
When thumb wheel rotates counterclockwise, thumb wheel contacts with described lower limb, drive movable part rotates and make its second end and fixture inconsistent, and then prevention thumb wheel continue to rotate counterclockwise.
Further, the front side of described movement and rear side are equipped with two locating convex blocks, and the locating convex block of front side and rear side is symmetrical about movement.
The beneficial effects of the utility model are: the diaphragm gas meter of the symmetrical assembly structure that the utility model is obtained by above-mentioned design, compact conformation, volume reduces, not only can meet normal function of measuring, and convenient manufacture, transport and use, provide convenience to production and application, saved cost, improve benefit.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the axonometric drawing of the diaphragm gas meter medium-height trestle of the symmetrical assembly structure that the utility model embodiment provides;
Fig. 2 is the front view of the diaphragm gas meter medium-height trestle of the symmetrical assembly structure that the utility model embodiment provides;
Fig. 3 is the vertical view of the diaphragm gas meter medium-height trestle of the symmetrical assembly structure that the utility model embodiment provides;
Fig. 4 is the axonometric drawing of shackle member in the diaphragm gas meter of the symmetrical assembly structure that the utility model embodiment provides;
Fig. 5 is the axonometric drawing that the diaphragm gas meter medium-height trestle of the symmetrical assembly structure that the utility model embodiment provides has installed after gearing;
Fig. 6 is the front view that the diaphragm gas meter medium-height trestle of the symmetrical assembly structure that the utility model embodiment provides has installed after gearing;
Fig. 7 is the vertical view that the diaphragm gas meter medium-height trestle of the symmetrical assembly structure that the utility model embodiment provides has installed after gearing;
Fig. 8 is the front view of runner in the diaphragm gas meter of the symmetrical assembly structure that the utility model embodiment provides;
Fig. 9 is the front view of thumb wheel when rotating clockwise in the diaphragm gas meter of the symmetrical assembly structure that the utility model embodiment provides;
Figure 10 is the front view of thumb wheel when rotating counterclockwise in the diaphragm gas meter of the symmetrical assembly structure that the utility model embodiment provides;
Figure 11 is the axonometric drawing of the diaphragm gas meter of the symmetrical assembly structure that the utility model embodiment provides;
Figure 12 is the vertical view of the diaphragm gas meter of the symmetrical assembly structure that the utility model embodiment provides;
Figure 13 is the structural representation of gas meter, flow meter when using as left-handed watch in prior art;
Figure 14 is the structural representation of gas meter, flow meter when using as right table in prior art;
Figure 15 is the structural representation of diaphragm gas meter when using as left-handed watch of the symmetrical assembly structure that the utility model embodiment provides;
Figure 16 is the structural representation of diaphragm gas meter when using as right table of the symmetrical assembly structure that the utility model embodiment provides.
Figure acceptance of the bid note is respectively:
Support 101; Connecting hole 102; Runner 108; Third wheel 109; Thumb wheel 110; Half perforate 111; Shackle member 112; Groove 113; Stopper 114; Lightening hole 115; Elastic 116;
Movement 201; Rotating disk 204; Gear 205; Movable part 208; Fixture 209; Breach 210; First end 211; Second end 212; Housing 213; Locating convex block 214; Locating slot 215.
Embodiment
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.Therefore, below to the detailed description of the embodiment of the present utility model provided in the accompanying drawings and the claimed scope of the present utility model of not intended to be limiting, but selected embodiment of the present utility model is only represented.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the equipment of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In description of the present utility model, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature immediately below second feature and tiltedly below, or only represent that fisrt feature level height is less than second feature.
Refer to Fig. 1-Figure 16
The diaphragm gas meter of the symmetrical assembly structure that present embodiment provides, comprises movement 201 and housing 213; Described movement 201 is provided with support 101 and runner 108, and described support 101 is provided with third wheel 109 and thumb wheel 110, and the center of third wheel 109, thumb wheel 110 and runner 108 is on a line, and this line is positioned at the symmetrical center of movement 201.
Third wheel 109, thumb wheel 110 and runner 108 form gearing, after such design makes that gearing installed by support 101, structure closely, the volume of whole gas meter, flow meter is made to compare existing gas meter, flow meter small volume, very convenient manufacture, transport and use, and manufacture and transportation cost can be reduced, bring economic benefit.
In addition, such design makes movement 201 no matter as all applicable when left-handed watch or right table.
Further, described housing 213 is provided with the inner chamber for installing machine core 201, the size of this inner chamber is mated with the size of movement 201, the front side of movement 201 and rear side are equipped with locating convex block 214, the locating convex block 214 of every side is symmetrical about movement 201, be provided with the locating slot 215 mated with locating convex block 214 in housing 213, this locating slot 215 is symmetrical about housing 213.
The movement of current gas meter, flow meter mainly contains two kinds, and the first movement comprises left chamber and right chamber, left chamber and right chamber has left guiding valve and right guiding valve respectively, also comprises toggle, and above-mentioned each component acting in conjunction can play metering effect.
The second movement comprises an air cavity, comprises four chambers in air cavity, and be provided with epithelium (or leather bag, oilpaper) between every two adjacent chambers, epithelium is provided with sheet metal, and sheet metal is connected with metal shaft; Gas port is arranged at the top of each chamber, and air cavity top is provided with circular guiding valve, and guiding valve can rotate, and guarantee to have when guiding valve rotates and only have a gas port can air inlet, the gas port of another chamber be adjacent be connected with the exhausr port of gas meter, flow meter; Metal shaft is connected with rocker-arm link mechanism, and rocker-arm link mechanism comprises rocking arm and connecting rod, and connecting rod is connected with runner 108.Specifically work like this:
Combustion gas enters in chamber by gas port, extruding epithelium, and another adjacent with it chamber of extruding makes it be vented, and gas is discharged by exhausr port; Drive epithelium motion during extruding epithelium, epithelium drives metal shaft motion, and then drives rocking arm to rotate, and drivening rod moves, and link motion can drive runner to rotate, and runner can be with movable pulley to rotate; Driven by rotating wheel third wheel rotates, and then drives thumb wheel to rotate, and thumb wheel connection count device, drives counting assembly work, complete gage work.
In present embodiment, the movement 201 of gas meter, flow meter adopts the second structure.Also the gas meter, flow meter that can realize left-handed watch and the exchange of right table is had in prior art, the support of this gas meter, flow meter in prior art, generally that third wheel and thumb wheel are in the side of runner, left-handed watch is at left surface, right table is at right flank, two kinds of phenotypes are symmetrical structures, and the position of third wheel, thumb wheel (comprising the transmission magnet steel after being arranged on watchcase) is mirror relative to runner 108 center.Center due to circular guiding valve table body is runner 108 center, and transmission magnet steel (third wheel 109, thumb wheel) is the center at watchcase, when adopting this support 101, the position of table body in watchcase of left-handed watch and right table is left and right skew, cause the left and right directions of watchcase to leave larger space, be installed into make this physical efficiency of table.Such watchcase size is comparatively large, is unfavorable for installing and using, attractive in appearance and save material.When using as left-handed watch, there is larger space (as shown in the figure) in its watchcase inner right side; When using as right table, there is larger space (as shown in the figure) in watchcase inside left, and therefore overall volume is comparatively large, is inconvenient to transport and use.
As shown in the figure, the diaphragm gas meter of what present embodiment provided have symmetrical assembly structure, the center of its third wheel 109, thumb wheel and runner 108 is put on the same line, the third wheel 109 of such left-handed watch and right table, the position of thumb wheel (comprising the transmission magnet steel of the counting assembly after being arranged on watchcase) are symmetric relation relative to runner 108 center, the position of movement 201 in watchcase of left-handed watch and right table be do not have vicissitudinous, the left and right watchcase of such guarantee can accomplish less size, and unanimously left and right.
Locating convex block 214 on movement 201 and the locating slot 215 on housing 213 are bilateral symmetry, and therefore this gas meter, flow meter is no matter when as left-handed watch or right table, and movement 201 all can be installed in the inner chamber of housing 213.
Preferably, the front side of movement 201 and rear side are equipped with two locating convex blocks 214, and the locating convex block 214 of front side and rear side is symmetrical about movement 201.
Further, described support 101 both sides are respectively equipped with two and are symmetric for connecting hole 102, two connecting holes 102 connecting movement 201.It is more stable afterwards that this structure makes support 101 be connected on movement 201.
Described support 101 is provided with half U-shaped perforate 111, and described runner 108 passes this half perforate 111 and can rotate.As shown in the figure, runner 108 is arranged on movement 201, and through half perforate 111 on support 101, is connected with third wheel 109 and thumb wheel 110.
Further, described support 101 is provided with the shackle member 112 of the column for installing third wheel 109 and thumb wheel 110; Described shackle member 112 comprises the link be connected with support 101, and the free end relative with described link; The end face of described free end offers the groove 113 running through its both sides, and the sidepiece of free end is also provided with the both sides that two stoppers, 114, two described stoppers 114 lay respectively at groove 113; After described third wheel 109 or thumb wheel 110 are installed in shackle member 112, stopper 114 can stop that third wheel 109 or thumb wheel 110 come off from shackle member 112.
The center of third wheel 109 and thumb wheel 110 is equipped with mounting hole, can be installed in shackle member 112.
Further, the side (one side contacted with third wheel 109 or thumb wheel 110 in installation third wheel 109 or thumb wheel 110 process) of stopper 114 is the inclined-plane of arc, makes the axis of its top near the axis bottom of shackle member 112 away from shackle member 112.
On free end, the both sides of groove 113 form two elastic 116.To install third wheel 109, when mounted, the mounting hole of third wheel 109 is aimed at the free end of shackle member 112 and makes shackle member 112 vertical with third wheel 109, to the link direction pressing third wheel 109 of shackle member 112, the hole wall of its mounting hole contacts with stopper 114 and produces it and extrudes, the pressure produced makes elastic 116 produce elastic deformation to groove 113 direction, make pitch smaller between two stoppers 114, make third wheel 109 can by stopper 114, stopper 114 elastic 116 reinstatement afterwards, between two stoppers 114, spacing becomes large, form the stop to third wheel 109, it is made automatically to come off from shackle member 112.
In some specific embodiments, support 101 is provided with the lightening hole 115 of multiple rectangle, and multiple lightening hole 115 interval is arranged.Lightening hole 115 the weight that can alleviate support 101 is set, and then alleviate the weight of gas meter, flow meter, conveniently to make, transport and using; Support 101 adopts injection mo(u)lding, and the setting of lightening hole 115 also can reduce materials, reduces costs.
Further, runner 108 and third wheel 109 are by tooth transmission, and runner 108 comprises rotating disk 204 and the gear 205 of coaxial setting, and rotating disk 204 is positioned at the top of gear 205, and the diameter of rotating disk 204 is greater than the diameter of gear 205.Large diameter rotating disk 204 makes its rotation amplitude comparatively large, makes an air inflow larger; And the gear 205 of minor diameter makes whole transmission structures more compact, the cooperation of rotating disk 204 and gear 205, not only air inflow is comparatively large to make this gas meter, flow meter, and structure is more compact, and volume is less, more practical.
Further, support 101 is provided with backstop, and backstop rotates counterclockwise for stoping thumb wheel 110.Backstop can prevent thumb wheel 110 backwards rotation, and the function of measuring of gas meter, flow meter is normally run.
Particularly, the breach 210 that backstop comprises movable part 208, fixture 209 and is arranged on thumb wheel 110, movable part 208 is rotationally connected with on support 101, and fixture 209 is fixed on support 101; Movable part 208 comprises the first end 211 near thumb wheel 110 and the second end 212 near fixture 209, and first end 211 comprises the coboundary of arc line shaped and rectilinear lower limb, and described fixture 209 is positioned at the below of the second end 212; When rotate clockwise by (referring to the direction in figure) for thumb wheel 110, thumb wheel 110 contacts with coboundary, and movable part 208 is separated with fixture 209; When thumb wheel 110 rotates counterclockwise, thumb wheel 110 contacts with lower limb, drives movable part 208 to rotate and makes its second end 212 inconsistent with fixture 209, and then stoping thumb wheel 110 to continue to rotate counterclockwise.
This backstop device structure is simple, very practical.Particularly, breach 210 comprises the perpendicular straight flange of two of being arranged on thumb wheel 110; Fixture 209 is parts of connecting portion, makes the structure of this gas meter, flow meter compacter.
The diaphragm gas meter of the symmetrical assembly structure obtained by above-mentioned design, compact conformation, volume reduces, and not only can meet normal function of measuring, and convenient manufacture, transport and use, provide convenience to production and application, saved cost, improve benefit.
The foregoing is only preferred implementation of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (9)
1. a diaphragm gas meter for symmetrical assembly structure, is characterized in that, comprises movement and housing; Described movement is provided with support and runner, and described support is provided with third wheel and thumb wheel, and the center of third wheel, thumb wheel and runner is on a line, and this line is positioned at the symmetrical center of movement.
2. the diaphragm gas meter of symmetrical assembly structure according to claim 1, it is characterized in that, described housing is provided with the inner chamber for installing machine core, the size of this inner chamber is mated with the size of movement, front side and the rear side of movement are equipped with locating convex block, the locating convex block of every side is symmetrical about movement, is provided with the locating slot mated with locating convex block in housing, and this locating slot is symmetrical about housing.
3. the diaphragm gas meter of symmetrical assembly structure according to claim 1, is characterized in that, described support both sides are respectively equipped with two for connecting the connecting hole of movement, and two connecting holes are symmetric.
4. the diaphragm gas meter of symmetrical assembly structure according to claim 1, is characterized in that, described support is provided with half U-shaped perforate, and described runner passes this half perforate and can rotate.
5. the diaphragm gas meter of symmetrical assembly structure according to claim 1, is characterized in that, described support is provided with the shackle member of the column for installing third wheel and thumb wheel; Described shackle member comprises the link be connected with support, and the free end relative with described link; The end face of described free end offers the groove running through its both sides, and the sidepiece of free end is also provided with two stoppers, and two described stoppers lay respectively at the both sides of groove; After described third wheel or thumb wheel are installed in shackle member, stopper can stop that third wheel or thumb wheel come off from shackle member.
6. the diaphragm gas meter of symmetrical assembly structure according to claim 1, is characterized in that, described support is provided with the lightening hole of multiple rectangle, and multiple lightening hole interval is arranged.
7. the diaphragm gas meter of symmetrical assembly structure according to claim 1, is characterized in that, described support is provided with backstop, and described backstop rotates counterclockwise for stoping thumb wheel.
8. the diaphragm gas meter of symmetrical assembly structure according to claim 7, is characterized in that, the breach that described backstop comprises movable part, fixture and is arranged on thumb wheel, and described movable part is rotationally connected with on support, and described fixture is fixed on support;
Described movable part comprises the first end near thumb wheel and the second end near fixture, and described first end comprises the coboundary of arc line shaped and rectilinear lower limb, and described fixture is positioned at the below of the second end;
When thumb wheel rotates clockwise, thumb wheel contacts with described coboundary, and movable part is separated with fixture;
When thumb wheel rotates counterclockwise, thumb wheel contacts with described lower limb, drive movable part rotates and make its second end and fixture inconsistent, and then prevention thumb wheel continue to rotate counterclockwise.
9. the diaphragm gas meter of symmetrical assembly structure according to claim 2, is characterized in that, the front side of described movement and rear side are equipped with two locating convex blocks, and the locating convex block of front side and rear side is symmetrical about movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520458942.4U CN204758058U (en) | 2015-06-30 | 2015-06-30 | Symmetry assembly structure's diaphragm type gas table |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520458942.4U CN204758058U (en) | 2015-06-30 | 2015-06-30 | Symmetry assembly structure's diaphragm type gas table |
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| CN204758058U true CN204758058U (en) | 2015-11-11 |
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| CN201520458942.4U Active CN204758058U (en) | 2015-06-30 | 2015-06-30 | Symmetry assembly structure's diaphragm type gas table |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104897227A (en) * | 2015-06-30 | 2015-09-09 | 重庆西美仪器仪表有限公司 | Diaphragm gas meter of symmetrical assembling structure |
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2015
- 2015-06-30 CN CN201520458942.4U patent/CN204758058U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104897227A (en) * | 2015-06-30 | 2015-09-09 | 重庆西美仪器仪表有限公司 | Diaphragm gas meter of symmetrical assembling structure |
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