CN101509566A - Hermetic seal filling air throttle for indoor machine of split air-conditioner - Google Patents
Hermetic seal filling air throttle for indoor machine of split air-conditioner Download PDFInfo
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- CN101509566A CN101509566A CNA2008100269493A CN200810026949A CN101509566A CN 101509566 A CN101509566 A CN 101509566A CN A2008100269493 A CNA2008100269493 A CN A2008100269493A CN 200810026949 A CN200810026949 A CN 200810026949A CN 101509566 A CN101509566 A CN 101509566A
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- spring seat
- air conditioner
- valve body
- sealing gasket
- split
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Abstract
The invention discloses an air-tight seal perfusion throttle of a split-type air conditioner indoor unit, which is simple in structure, low in cost and convenient for assembling; the invention comprises a vale body (3), a valve core (4), a spring (5), a spring seat (10), a first sealing gasket (11) and a second sealing gasket (12); the valve body (3) is internally provided with a step through hole (31); the front part of the valve core (4) and the valve body (3) adapt to each other and are sealed by the first sealing gasket (11); the two ends of the spring (5) respectively adapt to the rear part of the valve core (4) and the spring seat (10); the spring seat (10) is provided with an axial through hole (101) in the interior and an external thread at the tail part; the tail part inside the step through hole (31) is provided with an internal thread; the spring seat (10) and the valve body (3) are connected and fixed by a thread; the second sealing gasket (12) is positioned inside the step through hole (31) and next to the rear part of the spring seat (10); the valve body (3) is connected with the condensation pipe exterior joint of the air conditioner indoor unit by the tail part of the step through hole (31) and sealed by the second sealing gasket (12).
Description
Technical field
The present invention relates to a kind of hermetic seal filling air throttle of split-type air conditioner indoor set.
Background technique
It is one important procedure that assembles in the production process of air conditioner after finishing that the tightness of air conditioner detects.The method that the tightness of air conditioner detects is that working medium such as freon are poured into into air conditioner, is increased to certain air pressure then, checks whether air conditioner leaks gas.As shown in Figure 1, split-type air conditioner indoor set comprises body 1 and the pipe joint 2 that is connected with condensation tube in the indoor apparatus of air conditioner, and pipe joint 2 is used for when installing indoor set being connected with outdoor unit.Traditional bubble-tight method of detection indoor apparatus of air conditioner is: copper pipe 18 1 ends are connected with pipe joint 2, gas-adding pipe 19 with filling machine docks with the other end of copper pipe 18 then, perfusion detects gas, pressurization, copper pipe 18 is clamped in order to avoid detect the gas escape with pliers again, back out gas-adding pipe 19, with welding manner the opening end of copper pipe 18 is shut then, decontroled pliers again, again indoor set is sent at last and detected its gas tightness.Whole testing process needs many people to carry out because complex procedures, thus time-consumingly take material again, and go wrong easily and influence the complete machine quality; When air conditioner needed to be communicated with outdoor unit and indoor set in client's hand, copper pipe 18 will be dropped, and cause the metallic material waste, and when opening copper pipe 18, the residual air in the air conditioner can escape into atmosphere and pollute.Therefore, conventional method indoor apparatus of air conditioner carry out gas tightness when detecting complex procedures, the time-consuming material of expense again and gas injection can't reclaim and cause environmental pollution.
At present, the hermetic seal filling air throttle that a kind of novel split-type air conditioner indoor set also occurred, for example, the applicant applied on November 7th, 2003, the patent No. is ZL200310112064.2, the patent of invention that name is called " gas sealing mechanism of split-type air conditioner indoor set " discloses a kind of such perfusion air throttle, its structure as shown in Figure 2, it is connected with the pipe joint 2 that condensation tube in the indoor apparatus of air conditioner body 1 is connected, comprise valve body 3, spool 4, spring 5, spring seat 6, connecting body 7, sealing gasket 8 and conical gasket 9, one end of connecting body 7 is connected by thread seal with the rear of valve body 3, and the perfusion air throttle is tightly connected with outside thread on the pipe joint 2 mutually by the hole screw thread on the connecting body 7.This air throttle need be provided for the connecting body 7 of connecting tube joint 2 and valve body 3, and not only structure is complicated, and cost is higher, and owing to reliably is not connected inconvenience during feasible the assembling between spring seat 6 and the valve body 3.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiencies in the prior art, and a kind of hermetic seal filling air throttle of simple in structure, split-type air conditioner indoor set that cost is low, easy to assembly is provided.
The technical solution adopted in the present invention is: the present invention includes valve body, spool, spring, be provided with ladder hole in the described valve body, described spool, described spring all is positioned at described ladder hole, the hermetic seal filling air throttle of described split-type air conditioner indoor set also comprises spring seat, first sealing gasket, second sealing gasket, between the front portion of described spool and the described valve body by suitable being tightly connected of described first sealing gasket, the two ends of described spring are respectively with the rear portion of described spool and described spring seat is suitable is connected, be provided with axial hole in the described spring seat, afterbody is provided with outside thread, afterbody in the described ladder hole is provided with internal thread, be connected to a fixed by screw thread between described spring seat and the described valve body, described second sealing gasket is positioned at described ladder hole and adjacent at the rear portion of described spring seat, and the afterbody of described valve body by described ladder hole is connected with the condensation tube socket of indoor apparatus of air conditioner and seals by described second sealing gasket.
The afterbody of described spring seat is provided with the assembling square hole, and described assembling square hole is positioned at the rear portion of described axial hole.
The rear portion of described valve body is provided with first internal thread, second internal thread, and the described outside thread of described first internal thread and described spring seat afterbody is suitable, and the condensation tube socket of described second internal thread and indoor apparatus of air conditioner is suitable; Perhaps, the rear portion of described valve body is provided with the 3rd internal thread, and described the 3rd internal thread is suitable with the condensation tube socket of the described outside thread of described spring seat afterbody and indoor apparatus of air conditioner respectively.
Described valve body, described spool, described spring seat are by plastic production, and described first sealing gasket, described second sealing gasket are made by anti-fluorine rubber.
The invention has the beneficial effects as follows:, therefore make structure simpler because the present invention has saved " connecting body " parts with respect to prior art; In addition, make cost reduce greatly, through measuring and calculating, overall cost of the present invention can save 30%～50% than prior art; Simultaneously owing to directly be connected to a fixed by screw thread between described spring seat and the described valve body, therefore assembling is quick more and convenient, when in carrying out the gas tightness testing process, needing to indoor apparatus of air conditioner perfusion detected gas, can make the present invention be easy to filling machine on gas-adding pipe seal butt joint mutually, after backing out gas-adding pipe, described spool can be under the effect of described spring from the condensation tube of motive sealing air conditioner, saved the effective welding rod of soldering copper, this work can a people be finished, so operation is simple, saving of work and time is material-saving again, thereby and reduce problem points and improve the complete machine quality; Since before air conditioner is installed can by the present invention with air conditioner in residual air extract out earlier, detection residual air escapes into atmosphere and befouling environment in the machine so can not make, so the present invention is simple in structure, cost is low, easy to assembly.
Description of drawings
Fig. 1 is the schematic representation that the tightness of traditional split-type air conditioner indoor set detects;
Fig. 2 is a kind of structural representation of hermetic seal filling air throttle of novel split-type air conditioner indoor set;
Fig. 3 is the structural representation of the embodiment of the invention one;
Fig. 4 is the structural representation of spool of the present invention;
Fig. 5 is the left TV structure schematic representation of spool shown in Figure 4;
Fig. 6 is the structural representation of spring seat of the present invention;
Fig. 7 is the left TV structure schematic representation of spring seat shown in Figure 6;
Fig. 8 is the structural representation of the valve body of the embodiment of the invention one;
Fig. 9 is the structural representation of the embodiment of the invention two;
Figure 10 is the structural representation of the valve body of the embodiment of the invention two.
Embodiment
Embodiment one:
As Fig. 3～shown in Figure 8, the present invention includes valve body 3, spool 4, spring 5, be provided with ladder hole 31 in the described valve body 3, described spool 4, described spring 5 all is positioned at described ladder hole 31, the hermetic seal filling air throttle of described split-type air conditioner indoor set also comprises spring seat 10, first sealing gasket 11, second sealing gasket 12, between the front portion of described spool 4 and the described valve body 3 by described first sealing gasket, 11 suitable being tightly connected, the two ends of described spring 5 respectively with the rear portion and 10 suitable connections of described spring seat of described spool 4, be provided with axial hole 101 in the described spring seat 10, afterbody is provided with outside thread, afterbody in the described ladder hole 31 is provided with internal thread, be connected to a fixed by screw thread between described spring seat 10 and the described valve body 3, described second sealing gasket 12 is positioned at described ladder hole 31 and adjacent at the rear portion of described spring seat 10, and the afterbody of described valve body 3 by described ladder hole 31 is connected with the condensation tube socket of indoor apparatus of air conditioner and seals by described second sealing gasket 12.The afterbody of described spring seat 10 is provided with assembling square hole 102, and described assembling square hole 102 is positioned at the rear portion of described axial hole 101, turns described spring seat 10 in the described assembling square hole 102 so that stretch into by instrument in assembling and when dismounting.The rear portion of described valve body 3 is provided with first internal thread 32, second internal thread 33, and described first internal thread 32 is suitable with the described outside thread of described spring seat 10 afterbodys, and described second internal thread 33 is suitable with the condensation tube socket of indoor apparatus of air conditioner.Described valve body 3, described spool 4, described spring seat 10 are by plastic production, and described first sealing gasket 11, described second sealing gasket 12 are made by anti-fluorine rubber.
Because the present invention has saved " connecting body " parts with respect to prior art, therefore make structure simpler; In addition, make cost reduce greatly, through measuring and calculating, overall cost of the present invention can save 30%～50% than prior art; Simultaneously owing to directly be connected to a fixed by screw thread between described spring seat 10 and the described valve body 3, therefore assembling is quick more and convenient, when in carrying out the gas tightness testing process, needing to indoor apparatus of air conditioner perfusion detected gas, can make the present invention be easy to filling machine on gas-adding pipe seal butt joint mutually, after backing out gas-adding pipe, described spool 4 can be under the effect of described spring 5 from the condensation tube of motive sealing air conditioner, saved the effective welding rod of soldering copper, this work can a people be finished, so operation is simple, saving of work and time is material-saving again, thereby and reduce problem points and improve the complete machine quality; Since before air conditioner is installed can by the present invention with air conditioner in residual air extract out earlier, detection residual air escapes into atmosphere and befouling environment in the machine so can not make, so the present invention is simple in structure, cost is low, easy to assembly.
Embodiment two:
As Fig. 4～Fig. 7, Fig. 9, shown in Figure 10, present embodiment and embodiment's one difference is: the rear portion of described valve body 3 only is provided with the 3rd internal thread 34, and described the 3rd internal thread 34 is suitable with the condensation tube socket of the described outside thread of described spring seat 10 afterbodys and indoor apparatus of air conditioner respectively.
The present invention can be widely used in the air conditioner production field.
Claims (5)
1, a kind of hermetic seal filling air throttle of split-type air conditioner indoor set, comprise valve body (3), spool (4), spring (5), be provided with ladder hole (31) in the described valve body (3), described spool (4), described spring (5) all is positioned at described ladder hole (31), it is characterized in that: the hermetic seal filling air throttle of described split-type air conditioner indoor set also comprises spring seat (10), first sealing gasket (11), second sealing gasket (12), between the front portion of described spool (4) and the described valve body (3) by suitable being tightly connected of described first sealing gasket (11), the two ends of described spring (5) respectively with the rear portion and suitable connection of described spring seat (10) of described spool (4), be provided with axial hole (101) in the described spring seat (10), afterbody is provided with outside thread, afterbody in the described ladder hole (31) is provided with internal thread, be connected to a fixed by screw thread between described spring seat (10) and the described valve body (3), described second sealing gasket (12) is positioned at described ladder hole (31) and adjacent at the rear portion of described spring seat (10), and the afterbody of described valve body (3) by described ladder hole (31) is connected with the condensation tube socket of indoor apparatus of air conditioner and seals by described second sealing gasket (12).
2, the hermetic seal filling air throttle of split-type air conditioner indoor set according to claim 1 is characterized in that: the afterbody of described spring seat (10) is provided with assembling square hole (102), and described assembling square hole (102) is positioned at the rear portion of described axial hole (101).
3, the hermetic seal filling air throttle of split-type air conditioner indoor set according to claim 1 and 2, it is characterized in that: the rear portion of described valve body (3) is provided with first internal thread (32), second internal thread (33), described first internal thread (32) is suitable with the described outside thread of described spring seat (10) afterbody, and described second internal thread (33) is suitable with the condensation tube socket of indoor apparatus of air conditioner.
4, the hermetic seal filling air throttle of split-type air conditioner indoor set according to claim 1 and 2, it is characterized in that: the rear portion of described valve body (3) is provided with the 3rd internal thread (34), and described the 3rd internal thread (34) is suitable with the condensation tube socket of the described outside thread of described spring seat (10) afterbody and indoor apparatus of air conditioner respectively.
5, the hermetic seal filling air throttle of split-type air conditioner indoor set according to claim 1 and 2, it is characterized in that: described valve body (3), described spool (4), described spring seat (10) are by plastic production, and described first sealing gasket (11), described second sealing gasket (12) are made by anti-fluorine rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100269493A CN101509566A (en) | 2008-03-21 | 2008-03-21 | Hermetic seal filling air throttle for indoor machine of split air-conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100269493A CN101509566A (en) | 2008-03-21 | 2008-03-21 | Hermetic seal filling air throttle for indoor machine of split air-conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101509566A true CN101509566A (en) | 2009-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100269493A Pending CN101509566A (en) | 2008-03-21 | 2008-03-21 | Hermetic seal filling air throttle for indoor machine of split air-conditioner |
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| CN (1) | CN101509566A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022569A (en) * | 2010-12-21 | 2011-04-20 | 芜湖盛力制动有限责任公司 | One-way valve of braking system for automobile and engineering machinery |
| CN104913139A (en) * | 2015-05-30 | 2015-09-16 | 中山火炬职业技术学院 | Quick joint for gas and liquid filling |
| CN107477294A (en) * | 2016-06-07 | 2017-12-15 | 天津格特斯检测设备技术开发有限公司 | A kind of steel pipe inner wall quick seal coupling and technique |
| CN112096914A (en) * | 2020-09-10 | 2020-12-18 | 沈阳如茂空调净化设备有限公司 | Valve for safety air conditioning system |
-
2008
- 2008-03-21 CN CNA2008100269493A patent/CN101509566A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022569A (en) * | 2010-12-21 | 2011-04-20 | 芜湖盛力制动有限责任公司 | One-way valve of braking system for automobile and engineering machinery |
| CN104913139A (en) * | 2015-05-30 | 2015-09-16 | 中山火炬职业技术学院 | Quick joint for gas and liquid filling |
| CN107477294A (en) * | 2016-06-07 | 2017-12-15 | 天津格特斯检测设备技术开发有限公司 | A kind of steel pipe inner wall quick seal coupling and technique |
| CN112096914A (en) * | 2020-09-10 | 2020-12-18 | 沈阳如茂空调净化设备有限公司 | Valve for safety air conditioning system |
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Open date: 20090819 |