CN105258754A - Anti-disassembly gas meter connector - Google Patents
Anti-disassembly gas meter connector Download PDFInfo
- Publication number
- CN105258754A CN105258754A CN201510622846.3A CN201510622846A CN105258754A CN 105258754 A CN105258754 A CN 105258754A CN 201510622846 A CN201510622846 A CN 201510622846A CN 105258754 A CN105258754 A CN 105258754A
- Authority
- CN
- China
- Prior art keywords
- tamper
- overcoat
- boss
- magnet
- gas meter
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Abstract
The present invention discloses an anti-disassembly gas meter connector. The anti-disassembly gas meter connector comprises a connecting tube (1), a nut inner lining (18), an anti-disassembly outer sleeve (5), anti-disassembly caps (2) prepared by non-magnetic materials, anti-disassembly magnets (19), and limiting magnets (8); the limiting magnets (8) are slidably connected in the top end of the anti-disassembly outer sleeve (5); each anti-disassembly magnet (19) is embedded in the corresponding anti-disassembly cap (2) and positioned over the corresponding limiting magnet (8); the anti-disassembly caps (2) are threaded to the anti-disassembly outer sleeve (5); and the top of the nut inner lining (18) is provided with limiting holes (10) which are used for accommodating the limiting magnets (8) and connected with the limiting magnets (8) when the limiting magnets (8) downwardly slide to the lowest position. By adoption of the structure, the connector has an anti-disassembly function, the connector can also be reused on the premise that the anti-disassembly outer sleeve is not destroyed, and use cost is largely reduced.
Description
Technical field
The present invention relates to the technical field of gas meter, flow meter, is specifically a kind of anti-demolition diaphragm gas meter connector.
Background technology
Gas meter connector, as a kind of sealing valve of connecting tube class, is connected the connection class valve reaching enclosed watch case and count with gas meter box.At present, conventional gas meter connector is made up of connecting pipe, attaching nut and packing washer, by the internal thread of attaching nut connecting pipe is screwed and is connected on gas meter, flow meter.The gas meter connector of this structure can be random by general spanner dismounting nut, can only play single connection function, can not play anti-theft function, usually cause the generation of leaking combustion gas and theft combustion gas phenomenon, to air feed, enterprise brings loss.Therefore, the gas meter connector of Anti-dismantling has been there is in prior art, as " gas meter connector " patent that publication number disclosed on State Intellectual Property Office website is CN202676227U, it comprises connecting pipe and nut, the rotating lower end being connected to connecting pipe of nut, the lower surface of connecting pipe is provided with O-ring seal, the upper end of connecting pipe is provided with external thread, wherein, nut comprises jacket and inner sleeve, overcoat is enclosed within the outside of inner sleeve, inner sleeve lower end is provided with internal thread, on inner sleeve upper surface, circumference is evenly equipped with multiple inclined plane groove, the degree of depth of each inclined plane groove increases gradually along the direction that screws of internal thread, the upper surface of outer casing inner wall was provided with multiple inclined-plane boss matched with inclined plane groove last week, the height of each inclined-plane boss increases gradually along the direction that screws of internal thread, inner sleeve upper surface is provided with the magnet for holding overcoat.And for example on State Intellectual Property Office website, disclosed publication number is " antitheft and anti-demolition diaphragm gas meter corrugated pipe connector " patent of CN101592276B, and it comprises corrugated tube, adapter, nut sleeve, jump ring circle, sealing gasket, shell and plain cushion.Described shell inner cavity mounting nuts cover, is provided with ring groove between the two and installing card spring coil makes axial limiting, is provided with wedge-shaped groove structure between the two in conjunction with end face, forms and screws linkage structure.Described adapter to be coordinated with pipe box by exterior ring cap, steel ball and forms bearing arrangement, and adapter left and right end face is parallel to each other.Adapter is installed in nut sleeve endoporus, left tube wall is set with sealing gasket, the right mouth of pipe that exposes from shell is connected with sylphon seal.For another example on State Intellectual Property Office website, disclosed publication number is " anti-demolition diaphragm gas meter connector " patent of CN203396438U, it comprises connecting pipe and nut, the rotating lower end being connected to connecting pipe of nut, the lower surface of connecting pipe is provided with O-ring seal, the upper end of connecting pipe is provided with external thread, wherein, nut comprises jacket and inner sleeve, overcoat is enclosed within the outside of inner sleeve, the inner chamber of inner sleeve is provided with internal thread, the periphery wall of inner sleeve is provided with annular groove, the periphery wall being positioned at the inner sleeve of annular groove is evenly equipped with multiple slot, the internal perisporium of overcoat is evenly equipped with multiple inclined plane groove, the elastic steel sheet that one is bent into right angle is all inserted with in each slot, the other end of elastic steel sheet withstands in inclined plane groove, the periphery wall bottom of inner sleeve is provided with the first annular slot, in first annular slot, card has jump ring, the internal perisporium bottom of overcoat is provided with second annular slot corresponding with the first annular slot, jump ring is positioned at the second annular slot simultaneously.
But the shortcoming that the anti-demolition diaphragm gas meter connector of these structures above-mentioned exists is:
1) for the gas meter connector of the first structure, when connecting pipe being tightened on gas meter, flow meter by nut, rotary sleeve, under the effect of magnet suction, in the inclined plane groove put in the inclined-plane boss put outward can be stuck in, thus drive inner sleeve to be tightened on gas meter, flow meter, when contrary direction again rotary sleeve time, the inclined-plane boss put outward can skid off in the inclined plane groove interior cover, thus inner sleeve can not be driven to rotate, in other words, only connecting pipe is tightened on gas meter, flow meter by the nut overcoat rotated on gas meter connector, and can not again connecting pipe be spun down, therefore, when joint pulled down by needs, first nut overcoat to must be caught broken, so just joint can be taken off, so, the not reproducible utilization of whole joint, increase use cost virtually,
2) for the gas meter connector of the second structure, shell and nut sleeve in conjunction with wedge-shaped groove structure uniform on end face, and be rolling structure between adapter end face and nut sleeve end face, jiont treatment can only unidirectional tightened-up, can not unscrew, except destructive dismounting can not freely be dismantled after that is installing; Same Problems existing is when joint pulled down by needs, first shell must will be caught broken, so just can take off joint, so the not reproducible utilization of whole joint, increases use cost virtually;
3) for the gas meter connector of the third structure, when connecting pipe being tightened on gas meter, flow meter by nut, rotary sleeve, inner sleeve can be driven to be tightened on gas meter, flow meter by elastic steel sheet, when contrary direction again rotary sleeve time, Elastic Steel sector-meeting produces distortion and skids off in the inclined plane groove on outer cover, thus inner sleeve can not be driven to rotate, in other words, only connecting pipe is tightened on gas meter, flow meter by the nut overcoat rotated on anti-demolition diaphragm gas meter connector of the present invention, and can not again connecting pipe be spun down from gas meter, flow meter; Same Problems existing is when joint pulled down by needs, first nut overcoat must will be caught broken, so just can take off joint, so the not reproducible utilization of whole joint, increases use cost virtually.
In sum, in prior art, the ubiquitous problem of anti-demolition diaphragm gas meter connector is, although be provided with the function of Anti-dismantling, and, just need to carry out destructive procedure once joint be pulled down, thus cause cost to increase.
Summary of the invention
Technical matters to be solved by this invention is, provides one can prevent dismounting when off working state, the anti-demolition diaphragm gas meter connector using specific purpose tool to be pulled down by joint when can not destroy part when ensureing duty again.
For solving the problems of the technologies described above, anti-demolition diaphragm gas meter connector provided by the invention, comprise adapter, nut neck bush and tamper overcoat, nut neck bush is rotatably connected on the lower end of adapter, and tamper overcoat is socketed in outside nut neck bush; Described anti-demolition diaphragm gas meter connector also comprises tamper block, tamper magnet and the spacing magnet that non-magnet material is made, spacing magnet is slidably connected in the top of tamper overcoat, tamper magnet interlocking tamper block in and be positioned at above spacing magnet, anti-decomposing lid cap thread is connected to outside tamper and puts; Described nut neck bush top is provided with the spacing hole for accommodating spacing magnet be connected with spacing magnet when sliding to lowermost position under spacing magnet.
Described tamper overcoat top has boss, and spacing magnet is slidably connected in boss, and tamper block is fixedly connected on the top of boss.
Described boss is two arc boss, is symmetricly set on the both sides of adapter respectively, and the arc two ends of each boss are equipped with a spacing hole, and the boss between two spacing holes is provided with threaded hole; Corresponding tamper block quantity is two that match with boss shape, an accommodating blind hole is all rabbeted at the arc two ends of each tamper block inner side, each accommodating blind hole rabbets a tamper magnet, tamper between two accommodating blind holes is blocked a shot the unthreaded hole be provided with for being fixed by socket screw, and boss is fixedly connected with by gib screw between blocking a shot with tamper.
Described spacing magnet is slidably connected in boss and refers to, axial stepped hole is provided with in boss, and the larger diameter end of stepped hole upward, the axial cross section of spacing magnet is T-shaped, the stub end of spacing magnet and the enlarged diameter section of stepped hole are slidably matched, and the reduced diameter section of little head end and stepped hole is slidably matched.
Described spacing magnet remains on the upper end of tamper overcoat by elastic support structure, this elastic support structure comprises spring, and the T-shaped step surface of described spring upper end and spacing magnet pushes against, and the step surface of lower end and stepped hole pushes against.
The stepped hole aperture place close-fitting of described raised head face has capping, and the upper surface of capping flushes with raised head face, and the upper surface of lower surface and spacing magnet offsets or throws off.
Axial stop means is provided with between described tamper overcoat and nut neck bush.
Described stop means comprises elastic collar, the madial wall of described tamper overcoat lower end is provided with ring-shaped groove, the lateral wall of nut neck bush lower end is provided with annular slot, described elastic collar is the polygon of open loop situations, a part for elastic collar is positioned at the ring-shaped groove of tamper overcoat, and a part is positioned at the annular slot of nut neck bush in addition.
The lateral wall of described nut neck bush lower end is the annular shaft shoulder, and annular slot is positioned on the outer circle wall of the annular shaft shoulder, and the step surface of the annular shaft shoulder is the conical surface.
When the annular slot of described nut neck bush lower end is positioned at beyond tamper overcoat lower surface, annular slot is socketed with the fixed bolster preventing the plastics in tamper overcoat and the direct clamping of nut neck bush from making before assembling.
After adopting above structure, the present invention compared with prior art, has following advantage:
1) after being connected with tamper overcoat together with the tamper magnet in it due to protection is blocked a shot, spacing magnet is adsorbed on spacing magnet under the effect of tamper magnet, spacing hole now on tamper magnet and nut neck bush is thrown off, like this, outside joint, how careless tamper overcoat rotates, and only can cause between tamper overcoat and nut neck bush producing skidding, thus until the effect of tamper; Simultaneously, after tamper block is pulled down, by lower limit magnet, after the spacing hole that spacing magnet is positioned on nut neck bush, spacing magnet is connected to tamper overcoat and nut neck bush simultaneously, now, rotate tamper overcoat and nut neck bush just can be driven to rotate together, thus pull down whole gas meter connector; Therefore, this joint can play the function of Anti-dismantling, under the prerequisite not destroying tamper overcoat, can reuse this joint, greatly reduce use cost again;
2) on the upper surface of tamper overcoat, be symmetrical arranged two arc boss, saved the material cost of tamper overcoat and the material cost of tamper block on the one hand, make processing convenient on the other hand;
3) setting of elastic collar, utilizes the elasticity of elastic collar on the one hand, serves the axial limiting effect made between tamper overcoat and nut neck bush, on the other hand, also makes structure and processing more simple, only need process twice ring groove; Further, the step surface of the annular shaft shoulder is the setting of the conical surface, and in the process that tamper overcoat is pressed down, elastic collar is slowly expanded by the force of the conical surface, restores to the original state until arrive after in annular slot.
Accompanying drawing explanation
Fig. 1 is the perspective view of anti-demolition diaphragm gas meter connector of the present invention when not using.
Fig. 2 is the sectional structure schematic diagram of anti-demolition diaphragm gas meter connector of the present invention when not using.
Sectional structure schematic diagram when Fig. 3 is anti-demolition diaphragm gas meter connector of the present invention use.
Fig. 4 is the structural representation of tamper overcoat in the present invention.
Fig. 5 is the structural representation of tamper block in the present invention.
Fig. 6 is the structural representation at A-A place in Fig. 3.
Wherein: 1, take over; 2, tamper block; 3, gib screw; 4, boss; 5, tamper overcoat; 6, fixed bolster; 7, capping; 8, spacing magnet; 9, spring; 10, spacing hole; 11, sealing gasket; 12, elastic collar; 13, the conical surface; 14, stepped hole; 15, ring-shaped groove; 16, the annular shaft shoulder; 17, annular slot; 18, nut neck bush; 19, tamper magnet; 20, threaded hole; 21, accommodating blind hole.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in more detail.
From the structural representation of the anti-demolition diaphragm gas meter connector of the present invention shown in Fig. 1 ~ Fig. 6, it comprises adapter 1, nut neck bush 18 and tamper overcoat 5, and nut neck bush 18 is rotatably connected on the lower end of adapter 1, and tamper overcoat 5 is socketed in outside nut neck bush 18.Described anti-demolition diaphragm gas meter connector also comprises tamper block 2, tamper magnet 19 and the spacing magnet 8 that non-magnet material is made, spacing magnet 8 is slidably connected in the top of tamper overcoat 5, tamper magnet 19 to be rabbeted in tamper block 2 and is positioned at above spacing magnet 8, and tamper is blocked a shot and 2 to be threaded on tamper overcoat 5.Described nut neck bush 18 top is provided with the spacing hole 10 for accommodating spacing magnet 8 be connected with spacing magnet 8 when spacing magnet slides to lowermost position for 8 times.
Described tamper overcoat 5 top has boss 4, and spacing magnet 8 is slidably connected in boss 4, and tamper block 2 is fixedly connected on the top of boss 4.
Described boss 4 is two arc boss, is symmetricly set on the both sides of adapter 1 respectively, and the boss 4 that the arc two ends of each boss 4 are equipped with between a spacing hole 10, two spacing holes 10 is provided with threaded hole 20.Corresponding tamper 2 quantity of blocking a shot are two that close with boss 4 matching form, an accommodating blind hole 21 is all rabbeted at arc two ends inside each tamper block 2, each accommodating blind hole 21 rabbets a tamper magnet 19, tamper block 2 between two accommodating blind holes 21 is provided with the unthreaded hole for being fixed by socket screw 3, and boss 4 and tamper are blocked a shot between 2 and be fixedly connected with by gib screw 3.
Described spacing magnet 8 is slidably connected in boss 4 and refers to, axial stepped hole 14 is provided with in boss 4, and the larger diameter end of stepped hole 14 upward, the axial cross section of spacing magnet 8 is T-shaped, the stub end of spacing magnet 8 and the enlarged diameter section of stepped hole 14 are slidably matched, and the reduced diameter section of little head end and stepped hole 14 is slidably matched.
Described spacing magnet 8 remains on the upper end of tamper overcoat 5 by elastic support structure, this elastic support structure comprises spring 9, and described spring 9 upper end and the T-shaped step surface of spacing magnet 8 push against, and the step surface of lower end and stepped hole 14 pushes against.
The stepped hole 14 aperture place close-fitting of described boss 4 end face has capping 7, and the upper surface of capping 7 and boss 4 end face, the upper surface of lower surface and spacing magnet 8 offsets or throws off.
Axial stop means is provided with between described tamper overcoat 5 and nut neck bush 18.
Described stop means comprises elastic collar 12, the madial wall of described tamper overcoat 5 lower end is provided with ring-shaped groove 15, the lateral wall of nut neck bush 18 lower end is provided with annular slot 17, the described polygon of elastic collar 12 in open loop situations, a part for elastic collar 12 is positioned at the ring-shaped groove 15 of tamper overcoat 5, and a part is positioned at the annular slot 17 of nut neck bush 18 in addition.
The lateral wall of described nut neck bush 18 lower end is the annular shaft shoulder 16, and annular slot 17 is positioned on the outer circle wall of the annular shaft shoulder 16, and the step surface of the annular shaft shoulder 16 is the conical surface 13.
When the annular slot 17 of described nut neck bush 18 lower end is positioned at beyond tamper overcoat 5 lower surface, annular slot 17 is socketed with the fixed bolster 6 preventing the plastics in the direct clamping of tamper overcoat 5 and nut neck bush 18 from making before assembling.
In addition, as shown in figs. 1 and 4, tamper overcoat 5 is equivalent to be made up of three parts, is followed successively by boss section, force application location section and linkage section from top to bottom.Wherein force application location section be when mount and dismount joint time spanner put forth effort position, in order to can and spanner cooperation, the periphery wall of force application location section is herein regular polygon usually, as square, regular hexagon, octagon, etc., shown in figure is octagon.In addition, the linkage section of tamper overcoat 5 lower end is and the linkage section of nut neck bush 18 by elastic collar 12 clamping, and its periphery wall is circular.
The course of work of the present invention is as follows: when this joint do not install with gas meter, flow meter be connected time, the fixed bolster 6 that plastics are made is connected in the annular slot 17 of nut neck bush 18 lower end, thus blocks tamper overcoat 5 and move down; When this joint and gas meter, flow meter install be connected time, fixed bolster 6 is taken away, press down tamper overcoat 5, elastic collar 12 is restPosed along slipping in annular slot 17 after the conical surface is expanded gradually again, and now nut neck bush 18 and tamper overcoat 5 are connected together and can not produce and slide axially.When gas meter connector normally uses, tamper block 2 is fixed together by the boss 4 of gib screw 3 with tamper overcoat 5 top, and the tamper magnet 19 of interlocking be can't see outside inside tamper block 2, spacing magnet 8 adsorbs by it, simultaneously spacing magnet 8 also upwards jack-up under the effect of spring 9, make spacing magnet 8 can not with spacing hole 10 grafting on nut neck bush 18, now, produce between tamper overcoat 5 and nut neck bush 18 and skid, how careless tamper overcoat 5 rotates, nut neck bush 18 all can not be driven to rotate, therefore, serve the effect of tamper.When needs are by whole for joint pulling down, only need to back-out gib screw 3, tamper block 2 and tamper magnet 19 are taken away, again the capping 7 on boss 4 is taken down, down press spacing magnet 8, while rotating tamper overcoat 5, make spacing magnet 8 lower end insert in the spacing hole 10 of nut neck bush 18, now tamper overcoat 5 and nut neck bush 18 are linked together by spacing magnet 8, rotate tamper overcoat 5 again, nut neck bush 18 just can be driven to rotate together, thus this joint is pulled down from gas meter, flow meter.
The above; it is only the better feasible exemplifying embodiment of the present invention; therefore interest field of the present invention can not namely be limited to; concerning those of ordinary skill in the art, other various corresponding changes that all utilizations technical scheme of the present invention and technical conceive are made all should belong within the protection domain of the claims in the present invention.
Claims (10)
1. an anti-demolition diaphragm gas meter connector, comprise adapter (1), nut neck bush (18) and tamper overcoat (5), nut neck bush (18) is rotatably connected on the lower end of adapter (1), and tamper overcoat (5) is socketed in nut neck bush (18) outward; It is characterized in that: described anti-demolition diaphragm gas meter connector also comprises tamper block (2) that non-magnet material makes, tamper magnet (19) and spacing magnet (8), spacing magnet (8) is slidably connected in the top of tamper overcoat (5), tamper magnet (19) interlocking tamper block (2) in and be positioned at spacing magnet (8) top, tamper block a shot (2) be threaded on tamper overcoat (5); Described nut neck bush (18) top is provided with the spacing hole (10) for accommodating spacing magnet (8) be connected with spacing magnet (8) when sliding to lowermost position under spacing magnet (8).
2. anti-demolition diaphragm gas meter connector according to claim 1, it is characterized in that: described tamper overcoat (5) top has boss (4), spacing magnet (8) is slidably connected in boss (4), and tamper block (2) is fixedly connected on the top of boss (4).
3. anti-demolition diaphragm gas meter connector according to claim 2, it is characterized in that: described boss (4) is two arc boss, be symmetricly set on the both sides of adapter (1) respectively, the arc two ends of each boss (4) are equipped with a spacing hole (10), and the boss (4) between two spacing holes (10) is provided with threaded hole (20); Corresponding tamper block (2) quantity is two that close with boss (4) matching form, an accommodating blind hole (21) is all rabbeted at the arc two ends of each tamper block (2) inner side, each accommodating blind hole (21) interlocking tamper magnet (19), tamper block (2) between two accommodating blind holes (21) is provided with the unthreaded hole for being fixed by socket screw (3), and boss (4) is blocked a shot with tamper between (2) and is fixedly connected with by gib screw (3).
4. anti-demolition diaphragm gas meter connector according to claim 1, it is characterized in that: described spacing magnet (8) is slidably connected in boss (4) and refers to, axial stepped hole (14) is provided with in boss (4), and the larger diameter end of stepped hole (14) upward, the axial cross section of spacing magnet (8) is T-shaped, the stub end of spacing magnet (8) and the enlarged diameter section of stepped hole (14) are slidably matched, and the reduced diameter section of little head end and stepped hole (14) is slidably matched.
5. anti-demolition diaphragm gas joint according to claim 4, it is characterized in that: described spacing magnet (8) remains on the upper end of tamper overcoat (5) by elastic support structure, this elastic support structure comprises spring (9), described spring (9) upper end and the T-shaped step surface of spacing magnet (8) push against, and the step surface of lower end and stepped hole (14) pushes against.
6. anti-demolition diaphragm gas meter connector according to claim 3, it is characterized in that: stepped hole (14) the aperture place close-fitting of described boss (4) end face has capping (7), the upper surface of capping (7) and boss (4) end face, the upper surface of lower surface and spacing magnet (8) offsets or throws off.
7. anti-demolition diaphragm gas meter connector according to claim 1, is characterized in that: be provided with axial stop means between described tamper overcoat (5) and nut neck bush (18).
8. anti-demolition diaphragm gas meter connector according to claim 7, it is characterized in that: described stop means comprises elastic collar (12), the madial wall of described tamper overcoat (5) lower end is provided with ring-shaped groove (15), the lateral wall of nut neck bush (18) lower end is provided with annular slot (17), described elastic collar (12) polygon in open loop situations, a part for elastic collar (12) is positioned at the ring-shaped groove (15) of tamper overcoat (5), a part is positioned at the annular slot (17) of nut neck bush (18) in addition.
9. anti-demolition diaphragm gas meter connector according to claim 8, it is characterized in that: the lateral wall of described nut neck bush (18) lower end is the annular shaft shoulder (16), annular slot (17) is positioned on the outer circle wall of the annular shaft shoulder (16), and the step surface of the annular shaft shoulder (16) is the conical surface (13).
10. anti-demolition diaphragm gas meter connector according to claim 8, is characterized in that: when the annular slot (17) of described nut neck bush (18) lower end is positioned at beyond tamper overcoat (5) lower surface, annular slot (17) is socketed with the fixed bolster (6) preventing the plastics in the direct clamping of tamper overcoat (5) and nut neck bush (18) from making before assembling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510622846.3A CN105258754B (en) | 2015-09-28 | 2015-09-28 | Anti-demolition diaphragm gas meter connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510622846.3A CN105258754B (en) | 2015-09-28 | 2015-09-28 | Anti-demolition diaphragm gas meter connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105258754A true CN105258754A (en) | 2016-01-20 |
| CN105258754B CN105258754B (en) | 2018-08-24 |
Family
ID=55098533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510622846.3A Active CN105258754B (en) | 2015-09-28 | 2015-09-28 | Anti-demolition diaphragm gas meter connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105258754B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113790200A (en) * | 2021-09-16 | 2021-12-14 | 宁波忻杰燃气用具实业有限公司 | Safe type anti-disassembly external member |
| CN116818035A (en) * | 2023-08-29 | 2023-09-29 | 山东晨硕仪表有限公司 | Quick detach formula water gauge of convenient maintenance |
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| CN2869799Y (en) * | 2005-11-14 | 2007-02-14 | 宁波忻杰燃气用具实业有限公司 | Disposable anti-theft meter joint |
| FR2892492A1 (en) * | 2005-10-25 | 2007-04-27 | Gaz De France | Valve and corrugated stainless steel tube or pipe e.g. gas pipe, connection securing device for fluid circuit, has valve connector element with housing receiving magnetic pistons, and keys releasing pistons from housing |
| CN101592276A (en) * | 2009-07-07 | 2009-12-02 | 周阳 | Antitheft and anti-demolition diaphragm gas meter corrugated pipe connector |
| CN201697680U (en) * | 2010-06-25 | 2011-01-05 | 浙江盾安阀门有限公司 | Anti-theft meter connector and special unlocking tool thereof |
| CN202075003U (en) * | 2011-05-10 | 2011-12-14 | 宁波志清实业有限公司 | Anti-theft gauge joint |
| CN202676227U (en) * | 2012-07-04 | 2013-01-16 | 宁波忻杰燃气用具实业有限公司 | Fuel metal joint |
| CN203396438U (en) * | 2013-07-10 | 2014-01-15 | 宁波忻杰燃气用具实业有限公司 | Dismounting preventing gas meter connector |
| CN204988411U (en) * | 2015-09-28 | 2016-01-20 | 宁波忻杰燃气用具实业有限公司 | Dismounting preventing gas meter connector |
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- 2015-09-28 CN CN201510622846.3A patent/CN105258754B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2892492A1 (en) * | 2005-10-25 | 2007-04-27 | Gaz De France | Valve and corrugated stainless steel tube or pipe e.g. gas pipe, connection securing device for fluid circuit, has valve connector element with housing receiving magnetic pistons, and keys releasing pistons from housing |
| CN2869799Y (en) * | 2005-11-14 | 2007-02-14 | 宁波忻杰燃气用具实业有限公司 | Disposable anti-theft meter joint |
| CN101592276A (en) * | 2009-07-07 | 2009-12-02 | 周阳 | Antitheft and anti-demolition diaphragm gas meter corrugated pipe connector |
| CN201697680U (en) * | 2010-06-25 | 2011-01-05 | 浙江盾安阀门有限公司 | Anti-theft meter connector and special unlocking tool thereof |
| CN202075003U (en) * | 2011-05-10 | 2011-12-14 | 宁波志清实业有限公司 | Anti-theft gauge joint |
| CN202676227U (en) * | 2012-07-04 | 2013-01-16 | 宁波忻杰燃气用具实业有限公司 | Fuel metal joint |
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| CN204988411U (en) * | 2015-09-28 | 2016-01-20 | 宁波忻杰燃气用具实业有限公司 | Dismounting preventing gas meter connector |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113790200A (en) * | 2021-09-16 | 2021-12-14 | 宁波忻杰燃气用具实业有限公司 | Safe type anti-disassembly external member |
| CN116818035A (en) * | 2023-08-29 | 2023-09-29 | 山东晨硕仪表有限公司 | Quick detach formula water gauge of convenient maintenance |
| CN116818035B (en) * | 2023-08-29 | 2023-11-21 | 山东晨硕仪表有限公司 | Quick detach formula water gauge of convenient maintenance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105258754B (en) | 2018-08-24 |
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Address after: Lianfeng Industrial Zone Haishu District Shiqi street 315154 Zhejiang city of Ningbo Province Applicant after: Ningbo Xinjie Gas Appliance Industrial Co., Ltd. Address before: Lianfeng Yinzhou District Industrial Zone Shiqi street 315154 Zhejiang city of Ningbo Province Applicant before: Ningbo Xinjie Gas Appliance Industrial Co., Ltd. |
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