CN205425556U - Absorption formula car as a house refrigerator liquid feeding device - Google Patents
Absorption formula car as a house refrigerator liquid feeding device Download PDFInfo
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- CN205425556U CN205425556U CN201521070313.0U CN201521070313U CN205425556U CN 205425556 U CN205425556 U CN 205425556U CN 201521070313 U CN201521070313 U CN 201521070313U CN 205425556 U CN205425556 U CN 205425556U
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- valve pocket
- spool
- axle
- sleeve
- liquid feeding
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Abstract
The utility model discloses an absorption formula car as a house refrigerator liquid feeding device, including liquid feeding rifle, case and valve barrel, during the liquid feeding, leaving the space between case and the valve barrel, fluid passage liquid feeding rifle gets into the space between case and the valve barrel, from the blowout of passing through of valve barrel head, inside the entering refrigerator refrigerating plant, then screws the case again, and sealed between messenger's case and the valve barrel, it can to take off the liquid feeding rifle. The utility model provides an absorption formula car as a house refrigerator liquid feeding device simple structure, the liquid feeding is convenient, withstand voltagely reaches 100 kilograms, and sealing performance is good, also can add gas and evacuation simultaneously, still has explosion -proof pressure release function.
Description
Technical field
This utility model relates to a kind of liquid-adding device, a kind of absorption caravan refrigerator liquid-adding device.
Background technology
Caravan refrigerator is a kind of refrigerator that can use on automobile, is with the equipment of the article such as cryopreservation food.In all kinds of refrigerators, absorption refrigerator is the high-tech product of a kind of environment-friendly type, owing to without freon, protecting atmospheric ozone layer, does not has compressor and any mechanical driving part, and operation will not produce any noise, is therefore relatively specific on caravan.
The principle of absorption refrigerator is to pour into ammonia, helium and water in refrigeration system according to a certain percentage, and cold-producing medium is ammonia, and water is absorbent, and helium is diffusant.Movement directly with thermal source be motive power promote refrigerant cycle reach freeze purpose, system utilizes thermosiphon principle to make refrigeration system be carried out continuously in the case of not having any mechanical transmission.
In prior art, generally carry out liquid feeding (ammonia, helium and water) by pipeline, after liquid feeding terminates, cut off after need to carrying out charging line melting, reach the purpose sealed, and these steps all must complete before refrigerator dusts, in-convenience in use, and follow-up liquid feeding difficulty.
Utility model content
The purpose of this utility model is to overcome defect present in prior art, it is provided that a kind of novel absorption refrigerator liquid-adding device, and this apparatus structure is simple, liquid feeding is convenient, pressure reaches 100 kilograms, good seal performance, also can add gas and evacuation simultaneously, also there is explosion-proof relief function.
For achieving the above object, design of the present utility model is as follows:
A kind of absorption caravan refrigerator liquid-adding device, including liquid feeding rifle, spool and valve pocket；Wherein, liquid feeding rifle includes opening sleeve, axle sleeve, axle, alignment pin, bolt and handle；Handle includes front handle, middle part handle and afterbody handle；Afterbody handle is fixing with bolt to be connected, and bolt is connected by alignment pin with axle, by rotating afterbody handle, bolt can be driven to rotate, and then rotated by alignment pin band moving axis；Further, this axle is hollow structure, and liquid can be made to pass through；Axle sleeve is enclosed within outside axle, and it has liquid filling hole, and this liquid filling hole is connected with inside axle；Opening sleeve is enclosed within axle sleeve, and can produce relative displacement between axle sleeve；Middle part handle is screwed on axle sleeve, facilitates the hand-held liquid-adding device of staff, and front handle is screwed on opening sleeve, conveniently rotates opening sleeve；Opening sleeve is provided with an opening, is used for being placed and taken out spool and valve pocket；Being fixed with a circular screw on axle sleeve, opening sleeve is provided with a slide rail, and this circle screw is fixed on inside slide rail, can move along slide rail direction, so that opening sleeve is made corresponding mobile relative to axle sleeve, is used for taking out and clamp spool and valve pocket.
Valve pocket includes in the middle part of valve pocket head, valve pocket and valve pocket afterbody；Valve pocket center outer surface agrees with mutually with opening sleeve inner surface, and its inside is hollow structure, and this hollow structure shape is agreed with mutually with spool external shape, and the inner surface in the middle part of valve pocket is provided with female thread；Valve pocket head stretches out opening sleeve, and is a through hole inside it, is connected with the hollow structure in the middle part of valve pocket；Valve pocket trailer card is connected between axle sleeve and axle, and is provided with a sealing ring between itself and axle sleeve, for sealing in the clamp state, prevents liquid from spilling.
Spool includes spool main body and external screw thread circle, and this spool main body is cylindrical-shaped structure, and has upper and lower two planar slots in side；Spool main body includes head, middle part and afterbody, and head is a cone, and this cone basal diameter is more than the through-hole diameter in valve pocket head；The afterbody socket joint of spool is inside axle, and its length is less than the length of hollow structure in axle；Have lower planes groove owing to having spool, and in axle, hollow structure is cylindrical structure, therefore form two spaces between spool afterbody and axle inner surface, liquid can be made to pass through；Spool center outer surface is provided with external screw thread circle, and this external screw thread circle is being provided with breach with planar slot corresponding position, and the dimension of inner screw thread of external screw thread circle and valve pocket is harmonious, and forms two spaces, liquid can be made to pass through between spool planar slot and valve pocket inner surface；After liquid feeding completes, rotate afterbody handle, drive bolt to rotate, then being rotated by alignment pin band moving axis, owing to spool is connected to inside axle, spool also and then rotates, so that spool is screwed by screw thread with valve pocket, the through hole of valve pocket head is blocked, reach the purpose sealed.
More specifically, the slide rail on above-mentioned axle sleeve is the slide rail with corner, this corner is an obtuse angle；This slide rail and opening sleeve side parallel portion can make opening sleeve produce relative displacement with axle sleeve, this slide rail and the not parallel part of opening sleeve side make opening sleeve and axle sleeve reduce or increase the entire length of opening sleeve and axle sleeve while producing relative rotation, and then are clamped the valve pocket between opening sleeve inside and axle sleeve or loosen.
More preferably, this spool body interior is provided with a centre bore, fills low temperature stannum in centre bore, and this low temperature stannum can melt when more than 138 DEG C, it is possible to reaches the purpose of pressure-relief explosion-proof.
Advantage of the present utility model and having the beneficial effects that:
1), after using liquid feeding rifle liquid feeding, by afterbody handle, spool and valve pocket are screwed, seal, then unclamp opening sleeve and axle sleeve, make spool and valve pocket remove at the opening sleeve of liquid feeding rifle, easy to operate, and good sealing effect, liquid feeding after refrigerator dusts can be realized；
2) in center spool hole, fill low temperature stannum, can pressure release after temperature is more than 138 DEG C, prevent refrigerating plant from producing blast owing to pressure is excessive, security performance is high.
Accompanying drawing explanation
Figure is schematic diagram of the present utility model；
Fig. 1 is the overall structure figure after liquid feeding terminates；
Fig. 2 is local structural graph during liquid feeding；
Each several part location drawing when Fig. 3 is to remove liquid feeding rifle；
Fig. 4 is the axonometric chart of spool；
Fig. 5 is the side view of spool；
Fig. 6 is the side cutaway view of spool；
Fig. 7 is the axonometric chart of valve pocket；
Fig. 8 is the side cutaway view of valve pocket；
Fig. 9 is the side view of opening sleeve；
Figure 10 is the top view of opening sleeve；
Figure 11 is the front view of opening sleeve；
Figure 12 is the side sectional view of axle sleeve；
Figure 13 is the front view of axle sleeve.
Wherein: 1, valve pocket；101, valve pocket head；102, in the middle part of valve pocket；103, valve pocket afterbody；121, through hole；122, hollow structure；2, spool；21, spool main body；211, poppet head；212, in the middle part of spool；213, spool afterbody；22, external screw thread circle；23, centre bore；3, opening sleeve；31, slide rail；32, opening；4, sealing ring；5, axle sleeve；51, circular screw；6, axle；7, liquid filling hole；8, alignment pin；9, bolt；10, back handle；11, middle part handle；12, front handle.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, detailed description of the invention of the present utility model is further described.Following example are only used for clearly illustrating the technical solution of the utility model, and can not limit protection domain of the present utility model with this.
The technical scheme that this utility model is embodied as is:
As shown in Fig. 1,4-8, a kind of absorption caravan refrigerator liquid-adding device, including liquid feeding rifle, spool 2 and valve pocket 1；Wherein, liquid feeding rifle includes opening sleeve 3, axle sleeve 5, axle 6, alignment pin 8, bolt 9 and handle；Handle includes front handle 12, middle part handle 11 and afterbody handle 10；Afterbody handle 10 is fixing with bolt 9 to be connected, and bolt 9 is connected by alignment pin 8 with axle 6；It is outside that axle sleeve 5 is enclosed within axle 6, and it has liquid filling hole 7, and this liquid filling hole 7 is internal with axle 6 to be connected；Opening sleeve 3 is enclosed within axle sleeve 5, and can produce relative displacement between axle sleeve 5；Middle part handle 11 is screwed on axle sleeve 5, facilitates the hand-held liquid-adding device of staff, and front handle 12 is screwed on opening sleeve 3, conveniently rotates opening sleeve 3；Opening sleeve 3 is provided with an opening 32, is used for being placed and taken out spool 2 and valve pocket 1；Being fixed with a circular screw 51 on axle sleeve 5, opening sleeve 3 is provided with a slide rail 31, and it is internal that this circle screw 51 is fixed on slide rail 31, can move along slide rail 31 direction, so that opening sleeve 3 is made corresponding mobile relative to axle sleeve 5.
Valve pocket 1 includes in the middle part of valve pocket head 101, valve pocket 102 and valve pocket afterbody 103；In the middle part of valve pocket, 102 outer surfaces agree with mutually with opening sleeve 3 inner surface, and its inside is outside with spool 2 agrees with mutually, and in the middle part of valve pocket, the inner surface of 102 is provided with female thread；Valve pocket head 101 stretches out opening sleeve 3, and is a through hole 121 inside it, is connected with the hollow structure 122 in the middle part of valve pocket；Valve pocket afterbody 103 is connected between axle sleeve 5 and axle 6, and is provided with a sealing ring 4 between itself and axle sleeve 5, for sealing in the clamp state, prevents liquid from spilling.
Spool 2 includes spool main body 21 and external screw thread circle 22, and this spool main body 21 is cylindrical-shaped structure, and has upper and lower two planar slots in side；Spool main body 21 includes that head 211, middle part 212 and afterbody 213, head 211 are a cone, and this cone basal diameter is more than through hole 121 diameter in valve pocket head 101；Afterbody 213 socket joint of spool is inside axle 6, and its length is less than the length of hollow structure in axle 6；In the middle part of spool, 212 outer surfaces are provided with external screw thread circle 22, and this external screw thread circle 22 is being provided with breach with planar slot corresponding position, and the dimension of inner screw thread of external screw thread circle 22 and valve pocket 1 is harmonious.
As shown in Figure 2, during liquid feeding, space is left between spool 2 and valve pocket 1, liquid enters from liquid filling hole 7, enter the hollow structure within axle 6, subsequently into the space between spool 2 and axle 6, then flow into the space between spool 2 and valve pocket 1, spray from the through hole 121 of valve pocket head 101 again, enter refrigerating plant.
As shown in Figure 1, after liquid feeding completes, rotate afterbody handle 10, bolt 9 is driven to rotate, then rotated by alignment pin 8 band moving axis 6, owing to the afterbody 213 of spool 2 is connected in axle 6, spool 2 is also driven, rotate, it is provided with external screw thread circle 22 owing to the middle part 212 of spool 2 is outside, its with valve pocket 1 in the middle part of the screw thread of 102 inner surfacies spin mutually, therefore in the rotation process of spool 2, spool 2 is constantly threaded in valve pocket 1, until the bullet of spool 2 head 211 snaps in the through hole 121 of valve pocket 1 head 101, cannot be again till turn afterbody handle 10, thus will seal between spool 2 and valve pocket 1, liquid cannot flow out from refrigerating plant.
As shown in Fig. 3,9-11, when liquid feeding completes, the circular screw 51 on axle sleeve 5 is positioned at the B location of Figure 10, opening sleeve 3 and axle sleeve 5 and is in the lock state, and valve pocket 1 is clamped between opening sleeve 3 and axle sleeve 5, is sealed by sealing ring 4；After liquid feeding completes and makes to seal between spool 2 and valve pocket 1, liquid feeding rifle need to be taken off from refrigerating plant, valve pocket 1 and spool 2 are stayed on the filling opening of refrigerating plant；Now, rotate front handle 12, circular screw 51 is made to move to position B along obtuse angle shape slide rail 31 from position A, now, opening sleeve 3 and the axle sleeve 5 sealing latch-release to spool 1, then, mobile front handle 12, makes circular screw 51 move to position C from position B, now along the horizontal component of obtuse angle slide rail 31, distance between opening sleeve 3 head and axle sleeve 5 head increases so that valve pocket 1 and spool 2 can remove from the opening 32 of opening sleeve 3.
A preferred embodiment of the present invention is, a centre bore 23 is had in this spool, low temperature stannum is poured in this centre bore 23, this centre bore 23 is sealed, when in refrigerating plant, temperature is more than 138 DEG C, low temperature stannum is melted out, and centre bore 23 is opened, the pressure in refrigerating plant can be reduced, prevent it from exploding.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; on the premise of without departing from this utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (3)
1. an absorption caravan refrigerator liquid-adding device, including liquid feeding rifle, spool and valve pocket；Described liquid feeding rifle includes opening sleeve, axle sleeve, axle, alignment pin, bolt and handle；Described handle includes front handle, middle part handle and afterbody handle；Described afterbody handle is fixing with described bolt to be connected, and described bolt is connected by described alignment pin with described axle, and described afterbody handle can drive described bolt to rotate, and is then rotated by the axle described in described alignment pin drive；Described axle is cylindrical hollow configuration, and liquid can be made to pass through；Described axle sleeve is enclosed within outside described axle, and described axle sleeve has liquid filling hole, and described liquid filling hole is connected inside described axle；Described opening sleeve is enclosed within described axle sleeve, and described middle part handle is screwed on described axle sleeve, and described front handle is screwed on described opening sleeve；Described opening sleeve is provided with an opening, for being placed and taken out described spool and valve pocket；A circular screw it is fixed with on described axle sleeve, described opening sleeve is provided with a slide rail, described circular screw is fixed on inside slide rail, can move along slide rail direction, so that described opening sleeve is made corresponding mobile relative to described axle sleeve, for the spool described in taking-up and clamping and valve pocket；Described valve pocket includes in the middle part of valve pocket head, valve pocket and valve pocket afterbody；Described valve pocket center outer surface agrees with mutually with described opening sleeve inner surface, and internal in the middle part of described valve pocket is hollow structure, and described hollow structure shape is agreed with mutually with described spool external shape, and in the middle part of described valve pocket, inner surface is provided with female thread；Described valve pocket head stretches out described opening sleeve, is a through hole, is connected with the hollow structure in the middle part of described valve pocket inside described valve pocket head；Described valve pocket trailer card is connected between described axle sleeve and described axle, and is provided with a sealing ring between described valve pocket afterbody and described axle sleeve；Described spool includes that spool main body and external screw thread circle, described spool main body are cylindrical-shaped structure, has upper and lower two planar slots at described spool body side；Described spool main body includes that head, middle part and afterbody, described head are a cone, and described cone basal diameter is more than the through-hole diameter in described valve pocket head；Described afterbody socket joint, inside described axle, makes described spool can follow described axle and rotates together, and described tail length is less than the length of hollow structure in described axle, forms two spaces between described afterbody and described axle inner surface；Described center outer surface is provided with described external screw thread circle, and described external screw thread circle is being respectively arranged with a breach with described planar slot corresponding position, and the female thread of described external screw thread circle and described valve pocket agrees with mutually, it is possible to spin.
2. according to the absorption caravan refrigerator liquid-adding device described in claim 1, it is characterised in that described slide rail is the slide rail with corner, and described corner is an obtuse angle.
3., according to the absorption caravan refrigerator liquid-adding device described in claim 2, it is characterised in that described spool body interior is provided with a centre bore, in described centre bore, fill low temperature stannum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521070313.0U CN205425556U (en) | 2015-12-18 | 2015-12-18 | Absorption formula car as a house refrigerator liquid feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521070313.0U CN205425556U (en) | 2015-12-18 | 2015-12-18 | Absorption formula car as a house refrigerator liquid feeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205425556U true CN205425556U (en) | 2016-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521070313.0U Active CN205425556U (en) | 2015-12-18 | 2015-12-18 | Absorption formula car as a house refrigerator liquid feeding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205425556U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107033849A (en) * | 2017-04-17 | 2017-08-11 | 苏州市泰美达电器有限公司 | A kind of preparation technology of absorption type core refrigerant composition |
-
2015
- 2015-12-18 CN CN201521070313.0U patent/CN205425556U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107033849A (en) * | 2017-04-17 | 2017-08-11 | 苏州市泰美达电器有限公司 | A kind of preparation technology of absorption type core refrigerant composition |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 215500 No. 2, Haicheng Road, Changshu Economic and Technological Development Zone, Suzhou City, Jiangsu Province Patentee after: Setford (Changshu) Refrigeration Equipment Co.,Ltd. Address before: 215500 No.9 Workshop of Haicheng Industrial Workshop, Changshu Economic Development Zone, Suzhou City, Jiangsu Province Patentee before: SUZHOU TOMETIC ELECTRICAL APPLIANCES Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Plant No. 8, No. 99, Wansheng Road, Changshu Economic and Technological Development Zone, Suzhou City, Jiangsu Province, 215500 Patentee after: Thetford (Changshu) Motorhome Parts Co.,Ltd. Address before: 215500 No. 2, Haicheng Road, Changshu Economic and Technological Development Zone, Suzhou City, Jiangsu Province Patentee before: Setford (Changshu) Refrigeration Equipment Co.,Ltd. |