CN204406539U - A kind of gas meter, flow meter and housing thereof - Google Patents
A kind of gas meter, flow meter and housing thereof Download PDFInfo
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- CN204406539U CN204406539U CN201520089580.6U CN201520089580U CN204406539U CN 204406539 U CN204406539 U CN 204406539U CN 201520089580 U CN201520089580 U CN 201520089580U CN 204406539 U CN204406539 U CN 204406539U
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Abstract
The utility model discloses a kind of gas meter, flow meter and housing thereof.In battery compartment is divided into by interior battery cover, outer bin, interior bin by interior battery this seal up, outer battery compartment is by the block of outer battery cover institute, before connecting simultaneously, after outer trip bolt head be connected in the head of interior trip bolt of battery cover and battery compartment be arranged on by correspondence respectively the plastic packaging-cover at the aperture place of mounting hole block, so in use, in appearance the head not having any fastening battery being exposed of the housing of whole gas meter, flow meter, also the head that the part making interior battery cover be connected with battery compartment does not have trip bolt yet exposes, thus make before needs split, bonnet and needs are when pulling down interior battery cover from battery compartment, the trip bolt of correspondence could be unloaded after needing plastic packaging-cover to open, to user privately direct be avoided to be unloaded from corresponding mounting hole by trip bolt like this, protective effect is served to whole gas meter, flow meter.
Description
Technical field
The utility model relates to a kind of gas meter, flow meter and housing thereof.
Background technology
At present, along with increasing of gas user, increasing gas company selects IC-card gas meter, flow meter, caused dangerous to avoid the person of checking meter to check meter in man of resident family, the problems such as the time of checking meter is inharmonious, but because the head of the attachment screw on the watchcase of gas meter, flow meter is outside exposed, easily privately dismantled by user, so that the IC-card mouth of gas meter, flow meter, character wheel, fixed part grades and does not protect, easily cause in IC-card mouth and enter dust, surprisingly damage is inserted by sharp object, character wheel by people for stirring, and even gas meter, flow meter is by problems such as user change privately, make civil gas management, gas safes etc. bring extreme influence, especially after the watchcase of demolition diaphragm gas meter privately, easily there is the situation that combustion gas leaks, detonation will be there is time serious, blast etc., great potential safety hazard is produced to resident family and residence.A kind of IC-card gas meter housing disclosed in Chinese patent literature 200920012007.X, before comprising make-up connection, bonnet, the bottom of protecgulum is fixed by screws in battery case, battery case is hinged with battery case to renovate, and be provided with transparency window at the top of protecgulum, transparency window fit beneath has the mark lid that mechanical character wheel shows and electronic liquid crystal shows, and in the battery compartment of bonnet, be provided with lithium battery bin, lithium battery bin is equipped with lithium battery cap, the bayonet socket of IC-card is provided with in battery case is renovated, although this kind of gas meter housing can avoid dust and sharp object to the coup injury of the bayonet socket of IC-card, but still there is user can privately by front, trip bolt between bonnet and between lithium battery cap and lithium battery bin screws off, gas meter, flow meter is caused still to exist easily by the problem artificially privately dismantled, safety in using combustion gas and specification impact.
Utility model content
The purpose of this utility model is to provide a kind of gas meter housing not easily privately dismantled, and additionally provides a kind of gas meter, flow meter using this gas meter housing simultaneously.
In order to realize above object, in the utility model, the technical scheme of gas meter housing is as follows:
Gas meter housing, comprise the front/rear cover relatively fastened, outer trip bolt is connected with between protecgulum and bonnet, fixing or be wholely set battery compartment on protecgulum and/or bonnet, be fixed with battery compartment every being set to inside and outside bin and being used for sealing up battery cover in interior bin by interior trip bolt is removable in battery compartment, and releasable connection has the outer battery cover of the outer bin sealing up battery compartment on cover plate residing for battery compartment, in the mounting hole residing for inside and outside trip bolt head, be fixed with the plastic packaging-cover in the aperture of sealing up mounting hole.
The connection of plastic packaging-cover buckle or elastic conjunction are in the aperture of mounting hole.
Plastic packaging-cover buckle is connected in the aperture of mounting hole, and the wall surface of the hole of mounting hole is provided with fixing card edge, and the periphery of plastic packaging-cover is provided with the barb-shaped active card edge that buckle is connected to the side towards corresponding trip bolt tail end on fixing card edge.
The periphery of the side towards corresponding trip bolt on active card edge is provided with from the end ventrad of the plastic packaging-cover conical surface outward-dipping gradually, active card edge with fixing to block along the mating surface coordinated at the axially block of corresponding trip bolt be plane perpendicular to trip bolt axis.
One end of the head towards corresponding trip bolt of plastic packaging-cover is provided with the holding tank that the head for trip bolt inserts.
In the utility model, the technical scheme of gas meter, flow meter is as follows:
Gas meter, flow meter, comprise the movement of housing and interior assembling thereof, housing comprises the front/rear cover relatively fastened, outer trip bolt is connected with between protecgulum and bonnet, fixing or be wholely set battery compartment on protecgulum and/or bonnet, be fixed with battery compartment every being set to inside and outside bin and being used for sealing up battery cover in interior bin by interior trip bolt is removable in battery compartment, and releasable connection has the outer battery cover of the outer bin sealing up battery compartment on cover plate residing for battery compartment, in the mounting hole residing for inside and outside trip bolt head, be fixed with the plastic packaging-cover in the aperture of sealing up mounting hole.
The connection of plastic packaging-cover buckle or elastic conjunction are in the aperture of mounting hole.
Plastic packaging-cover buckle is connected in the aperture of mounting hole, and the wall surface of the hole of mounting hole is provided with fixing card edge, and the periphery of plastic packaging-cover is provided with the barb-shaped active card edge that buckle is connected to the side towards corresponding trip bolt tail end on fixing card edge.
The periphery of the side towards corresponding trip bolt on active card edge is provided with from the end ventrad of the plastic packaging-cover conical surface outward-dipping gradually, active card edge with fixing to block along the mating surface coordinated at the axially block of corresponding trip bolt be plane perpendicular to trip bolt axis.
One end of the head towards corresponding trip bolt of plastic packaging-cover is provided with the holding tank that the head for trip bolt inserts.
In in the utility model, battery compartment is divided into by interior battery cover, outer bin, interior bin by interior battery this seal up, outer battery compartment is by the block of outer battery cover institute, before connecting simultaneously, after outer trip bolt head be connected in the head of interior trip bolt of battery cover and battery compartment be arranged on by correspondence respectively the plastic packaging-cover at the aperture place of mounting hole block, so in use, in appearance the head not having any fastening battery being exposed of the housing of whole gas meter, flow meter, also the head that the part making interior battery cover be connected with battery compartment does not have trip bolt yet exposes, thus make before needs split, bonnet and needs are when pulling down interior battery cover from battery compartment, the trip bolt of correspondence could be unloaded after needing plastic packaging-cover to open, to user privately direct be avoided to be unloaded from corresponding mounting hole by trip bolt like this, protective effect is served to whole gas meter, flow meter, make for oneself not easily overall and interior battery cover of the housing of demolition diaphragm gas meter privately.Simultaneously, the inside and outside bin design of battery compartment, user is made to realize the movement continued power to gas meter, flow meter by the battery changed in outer bin, and user be not intended to or deliberate do not change in outer bin battery time, battery in interior battery compartment also can be powered to movement, so both can ensure that the movement of gas meter, flow meter was continued function, ensure that the movement lack of energy avoiding whole gas meter, flow meter after electric power-feeding structure in the outer bin of artificial destruction on the other hand, improve reliability and the security of gas meter, flow meter use.
Accompanying drawing explanation
Fig. 1 is the perspective view of the embodiment middle shell of gas meter, flow meter of the present utility model;
Fig. 2 is the structural representation of Fig. 1 middle shell under another visual angle;
Fig. 3 is the stereo decomposing structural representation of Fig. 1 middle shell;
Fig. 4 is the front view of Fig. 3 middle shell after removing outer battery cover;
Fig. 5 is the A-A cut-open view of Fig. 4;
Fig. 6 is the perspective view of Fig. 5 middle shell cut-open view.
Embodiment
The embodiment of gas meter, flow meter in the utility model: as shown in Figures 1 to 6, this gas meter, flow meter comprises the movement of housing and interior assembling thereof, housing is primarily of protecgulum 1, bonnet 2, battery compartment, interior battery cover 41, outer battery cover 42, composition such as window shrouding 6 grade, wherein protecgulum 1 is closed front, the square box shape lid of rear aperture, bonnet 2 body make-up is connected in the rear aperture of protecgulum 1, the outer bin 32 that battery compartment is divided into the interior bin 31 on the leading flank of the bottom being installed in bonnet 2 and is wholely set in the bottom of being front somebody's turn to do, interior battery cover 41 is sealed in the front openings of interior bin 31, and flush with the rear side sealing surface of outer bin 32, with the outer battery installed in battery and outer bin 32 in making to install in interior bin 31 can be parallel with one another power to movement, certainly the preferential power supply of outer battery, time in the complete or outer bin 32 of battery power loss outside without battery, powered to movement by interior battery again.
The lower front face of bonnet 2 body erects the connection column being fixed with and overhanging forward, the front end face of these connection columns all offers the tapped blind hole of the front and back extension being in center, to make protecgulum 1 by outer trip bolt releasable connection on bonnet 2, and this outer trip bolt is symmetricly set on the left and right sides of the rear side enclosure portion of the outer bin 32 of battery compartment, namely outer trip bolt is in the left and right sides of interior battery cover 41, and the enclosure portion of the rear side of outer bin 32 is respectively equipped with hollow outer joint pin protruding backward, this outer joint pin block is on the front end face of the column of the front side of bonnet 2, the endoporus of outer joint pin is the outer mounting hole loaded for outer attachment screw, to make outer trip bolt after this outer mounting hole of loading, aperture, the front end place of mounting hole outside can clamp outer plastic packaging-cover 51, with by the head shadow of outer trip bolt in this outer mounting hole.Position at the bottom of the hole of outer mounting hole to offer on wall surface of the hole and circumference uniformly at intervals two connect catching grooves, connect the front side groove of catching groove along the fixing card edge defining right angle step shape, and the rear end of outer plastic packaging-cover 51 is provided with two at circumference button pawl uniformly at intervals, the opposing outer peripheral faces of two button pawls are provided with buckle and are connected to active card edge in corresponding connection catching groove, this active card along the rear side of block on fixing card edge, with by active card edge and fixing card along between buckle connect outer plastic packaging-cover 51 buckle be connected in outer mounting hole.The main part of outer plastic packaging-cover 51 is columned cylindrical shells of front closure, rear openings, and the outer peripheral face of this cylindrical shell and the wall surface of the hole of outer mounting hole are affixed setting.
The side of interior battery cover 41 is provided with the fastening part of ear, this fastening part is also provided with hollow interior joint pin protruding backward, interior joint pin block is in the front side of the connection column of correspondence, the endoporus of this interior joint pin is the interior mounting hole loaded for interior attachment screw, after loading this interior mounting hole to make interior trip bolt, interior battery cover 41 is made to be fixed on bonnet 2 by interior trip bolt, there is block plastic packaging-cover 52 in interior trip bolt front at aperture, the front end place elastic conjunction of this interior mounting hole simultaneously, the periphery of the front end of this interior plastic packaging-cover 52 is convexly equipped with the annular flange flange of turning up, the outer peripheral face of this annular flange flange and the wall surface of the hole interference fit of interior mounting hole, be fixed in interior mounting hole to make interior plastic packaging-cover 52 by the mode of elastic conjunction, in realizing, plastic packaging-cover 52 is to the block of interior trip bolt.
Outer battery cover 42 is for being arranged on the down turnover cover in the outer openings of outer bin 32, the bottom-hinged of this down turnover cover is in the bottom of protecgulum 1, the top card of down turnover cover links and to be connected on protecgulum 1 in the tip position place of outer bin 32, realizes opening of outer battery cover 42 in the mode taken by staff.Meanwhile, be provided with the card inserting mouth 321 being in tip position place outside in bin 32, this card inserting mouth 321 is IC-card socket.
After in the present embodiment, battery cover 41 and interior bin 31 are fixed by interior trip bolt, the rear side enclosure portion of bin 32 there will be by the sunk part of the trailing flank 2mm from outer bin 32 of the front aperture interruption-forming of interior mounting hole outside, then by interior plastic packaging-cover 52 elastic conjunction in this sunk part, namely by the mode of pressing, interior plastic packaging-cover 52 is pressed in this sunk part, so that the head of interior trip bolt is hidden, like this when interior battery cover 41 opened by needs, need with special instrument, interior plastic packaging-cover 52 to be destroyed, just can screw interior trip bolt and interior battery cover 41 is pulled down.
Protecgulum 1 is being fixed on after on bonnet 2 by outer trip bolt, there will be the two place's depressions being in interior bin 31 left and right sides at outer bin 32 place of battery compartment, this two place depression is by the front aperture interruption-forming of outer mounting hole, now by difference buckle in these two sunk parts, outer plastic packaging-cover 51 is installed, to realize the head shadow of external trip bolt, namely the outer plastic packaging of rear belt barb is passed through by the head shadow of outer trip bolt, two place's depressions of the rear side of the outer bin 32 of battery compartment are filled and led up, the trailing flank of the outer bin 32 of whole battery compartment so not only can be made concordant, and will the sealing property of whole housing be improved, protecgulum 1 is not easily come off from bonnet 2.
The present embodiment middle shell when making, after the interior bin 31 of interior battery cover 41 and battery is fixing by interior trip bolt, a reserved interior plastic packaging mouth, and this interior plastic packaging mouth being sealed up by interior plastic packaging-cover 52, in order to prevent user oneself change in battery.After protecgulum 1 is fixed on bonnet 2 by outer trip bolt, the outer plastic packaging mouth of reserved two band barbs, these two outer plastic packagings carry out shutoff by two outer plastic packaging-covers 51, in order to prevent from privately taking protecgulum 1 apart, stir gauge outfit or change Internal Gauge harvester.Compared with prior art, the beneficial effects of the utility model have: gas meter, flow meter good sealing effect, prevent into water; Be convenient to supvr and check user's whether demolition diaphragm gas meter; Maintainer changes interior battery, only needs to destroy interior plastic packaging-cover 52, does not need to tear protecgulum 1 again open; Outer plastic packaging this be band barb, be not vulnerable to outside destroy and come off, prevent user from changing gauge outfit; Interior plastic packaging-cover 52 and outer plastic packaging-cover 51 adopt two kinds of multi-form plastic package structures, so that distinguish in assembling process; Plastic packaging surface adopts alphabetical unique criteria, prevents client from having bought similar products in market, and secondly prompting maintainer is plastic packaging position herein.
In the above-described embodiments, the structure of two plastic packaging-covers is different, and in other embodiments, two plastic packaging-covers also can adopt same structure, and namely two plastic packagings all can be with buckle structure or all not be with buckle structure.
In the above-described embodiments, outer battery cover is hinged on protecgulum, and in other embodiments, the releasable connections such as the dependence buckle structure that outer battery cover also can be simple or screw fastening structure are on protecgulum.
In the above-described embodiments, the interior bin of battery compartment is fixed on bonnet, and outer bin is wholely set on protecgulum, and in other embodiments, the inside and outside bin of battery compartment can directly be fixed or be wholely set on protecgulum or bonnet.
The embodiment of gas meter housing in the utility model: in the present embodiment, the structure of gas meter housing is identical with the structure of above-described embodiment middle shell, therefore repeats no more.
Claims (10)
1. gas meter housing, comprise the front/rear cover relatively fastened, outer trip bolt is connected with between protecgulum and bonnet, fixing or be wholely set battery compartment on protecgulum and/or bonnet, it is characterized in that, be fixed with battery compartment every being set to inside and outside bin and being used for sealing up battery cover in interior bin by interior trip bolt is removable in battery compartment, and releasable connection has the outer battery cover of the outer bin sealing up battery compartment on cover plate residing for battery compartment, in the mounting hole residing for inside and outside trip bolt head, be fixed with the plastic packaging-cover in the aperture of sealing up mounting hole.
2. gas meter housing according to claim 1, is characterized in that, the connection of plastic packaging-cover buckle or elastic conjunction are in the aperture of mounting hole.
3. gas meter housing according to claim 2, it is characterized in that, plastic packaging-cover buckle is connected in the aperture of mounting hole, the wall surface of the hole of mounting hole is provided with fixing card edge, and the periphery of plastic packaging-cover is provided with the barb-shaped active card edge that buckle is connected to the side towards corresponding trip bolt tail end on fixing card edge.
4. gas meter housing according to claim 3, it is characterized in that, the periphery of the side towards corresponding trip bolt on active card edge is provided with from the end ventrad of the plastic packaging-cover conical surface outward-dipping gradually, active card edge with fixing to block along the mating surface coordinated at the axially block of corresponding trip bolt be plane perpendicular to trip bolt axis.
5. gas meter housing as claimed in any of claims 1 to 4, is characterized in that, one end of the head towards corresponding trip bolt of plastic packaging-cover is provided with the holding tank that the head for trip bolt inserts.
6. gas meter, flow meter, comprise the movement of housing and interior assembling thereof, before housing comprises relative fastening, bonnet, outer trip bolt is connected with between protecgulum and bonnet, fixing or be wholely set battery compartment on protecgulum and/or bonnet, it is characterized in that, be fixed with battery compartment in being set to by interior trip bolt is removable in battery compartment, outer bin for sealing up battery cover in interior bin, and releasable connection has the outer battery cover of the outer bin sealing up battery compartment on cover plate residing for battery compartment, interior, the plastic packaging-cover in the aperture of sealing up mounting hole is fixed with in mounting hole residing for outer trip bolt head.
7. gas meter, flow meter according to claim 6, is characterized in that, the connection of plastic packaging-cover buckle or elastic conjunction are in the aperture of mounting hole.
8. gas meter, flow meter according to claim 7, it is characterized in that, plastic packaging-cover buckle is connected in the aperture of mounting hole, the wall surface of the hole of mounting hole is provided with fixing card edge, and the periphery of plastic packaging-cover is provided with the barb-shaped active card edge that buckle is connected to the side towards corresponding trip bolt tail end on fixing card edge.
9. gas meter, flow meter according to claim 8, it is characterized in that, the periphery of the side towards corresponding trip bolt on active card edge is provided with from the end ventrad of the plastic packaging-cover conical surface outward-dipping gradually, active card edge with fixing to block along the mating surface coordinated at the axially block of corresponding trip bolt be plane perpendicular to trip bolt axis.
10. according to the gas meter, flow meter in claim 6 to 9 described in any one, it is characterized in that, one end of the head towards corresponding trip bolt of plastic packaging-cover is provided with the holding tank that the head for trip bolt inserts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520089580.6U CN204406539U (en) | 2015-02-09 | 2015-02-09 | A kind of gas meter, flow meter and housing thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520089580.6U CN204406539U (en) | 2015-02-09 | 2015-02-09 | A kind of gas meter, flow meter and housing thereof |
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| Publication Number | Publication Date |
|---|---|
| CN204406539U true CN204406539U (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520089580.6U Active CN204406539U (en) | 2015-02-09 | 2015-02-09 | A kind of gas meter, flow meter and housing thereof |
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| CN (1) | CN204406539U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104897226A (en) * | 2015-06-30 | 2015-09-09 | 重庆西美仪器仪表有限公司 | Gas meter with double power sources |
-
2015
- 2015-02-09 CN CN201520089580.6U patent/CN204406539U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104897226A (en) * | 2015-06-30 | 2015-09-09 | 重庆西美仪器仪表有限公司 | Gas meter with double power sources |
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