CN204358173U - Single table three valve refrigerant table group - Google Patents
Single table three valve refrigerant table group Download PDFInfo
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- CN204358173U CN204358173U CN201420781101.2U CN201420781101U CN204358173U CN 204358173 U CN204358173 U CN 204358173U CN 201420781101 U CN201420781101 U CN 201420781101U CN 204358173 U CN204358173 U CN 204358173U
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Abstract
The utility model discloses a kind of refrigerant table group structure, provide a kind of volume little, easy to use and carry, single table three valve refrigerant table group of low cost of manufacture, solve the two table table group volumes existed in prior art large, manufacture cost high-technology problem, it comprises refrigerant pressure gauge and is communicated with the valve body on refrigerant pressure gauge, on described valve body, parallel connection is provided with refrigerant recovering filler, refrigerant low voltage terminal interface and refrigerant high voltage terminal interface, and at refrigerant pressure gauge and refrigerant low voltage terminal interface, the connecting tube reclaimed between filler and refrigerant high voltage terminal interface is provided with valve, refrigerant pressure gauge is selected to control itself and refrigerant recovering filler by valve, the connection of refrigerant low voltage terminal interface or refrigerant high voltage terminal interface.
Description
Technical field
The utility model relates to a kind of refrigerant table group structure, particularly relates to that a kind of volume is little, the low single table three valve refrigerant table group of cost.
Background technique
Along with global warming, the demand of chiller plant increases year by year, therefore as the maintenance of chiller plant, the refrigerant table group of one of maintenance tool also increases thereupon, existing refrigerant table group generally comprises single list valve refrigerant table group and two table bivalve refrigerant table group two kinds, wherein single list valve refrigerant table group needs the connection of frequent replace tubes itself and refrigeration system when refrigerant recovering and filling, using process is loaded down with trivial details, waste time and energy, and although two table bivalve refrigerant table group decreases replace tubes connection number of times in use, but owing to employing two pieces of pressure gauges in its structure, not only volume is large, be inconvenient to use and carry, and improve manufacture cost.
Chinese patent discloses a kind of refrigerant table group (CN2890874Y) with cold light instrument, it comprises a refrigerant table group body, this refrigerant table group body comprises the pressure gauge that two are provided with cold light panel, a shell is provided with outside refrigerant table group, case back is provided with a battery case, and in being provided with form and a switch of two corresponding pressure tables above, and shell is also stretched upward and is provided with a hook, in shell, set firmly a cold light driving circuit board, it connects battery case, switch and two cold light panels respectively.This device is the pressure gauge by being provided with cold light panel, when inspecting pressure gauge numerical value, press switch with cold light panel luminous lighting, thus conveniently show pressure value and reach reading data effect easily, but this device employs two pieces of pressure gauges equally, therefore there is volume equally large, be inconvenient to use and carry, improve the problems such as manufacture cost.
Model utility content
The utility model mainly provide a kind of volume little, easy to use and carry, single table three valve refrigerant table group of low cost of manufacture, solve the two table table group volumes existed in prior art large, the technical problem that manufacture cost is high.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: a kind of single table three valve refrigerant table group, comprise refrigerant pressure gauge and be communicated with the valve body on refrigerant pressure gauge, on described valve body, parallel connection is provided with refrigerant recovering filler, refrigerant low voltage terminal interface and refrigerant high voltage terminal interface, and at refrigerant pressure gauge and refrigerant refrigerant low voltage terminal interface, the connecting tube reclaimed between filler and refrigerant high voltage terminal interface is provided with valve, refrigerant pressure gauge is selected to control itself and refrigerant recovering filler by valve, the connection of refrigerant low voltage terminal interface or refrigerant high voltage terminal interface.By accessing a refrigerant pressure gauge on valve body, refrigerant pressure gauge again by the internal pipeline of valve body in parallel refrigerant recovering filler, refrigerant low voltage terminal interface and refrigerant high voltage terminal interface, each interface by Valve controlling to be again communicated with refrigerant is manometric, the interface that during use, each interface is corresponding with in refrigeration system connects, and only need once connect namely by selecting different on states to meet low voltage terminal Pressure testing, high voltage terminal Pressure testing, reclaim and filling liquid refrigerants, reclaim and filling gaseous coolant, and refrigeration system vacuumized and carries out five kinds of mode of operations such as vacuum measurement, namely only has the using function that existing two table bivalve table group just can complete, and due to only a refrigerant pressure gauge need be employed in structure, therefore it is simple relative to structure two table bivalve table group, lightweight, volume is little, be convenient for carrying and store and transport, saved manufacture cost simultaneously.
As preferably, the valve body that described refrigerant pressure gauge connecting end is corresponding is provided with pressure gage valve, refrigerant pressure gauge is connected on pressure gage valve, the valve body that pressure gage valve both sides are corresponding is respectively equipped with low voltage terminal valve and high voltage terminal valve, low voltage terminal valve is communicated with pressure gage valve with high voltage terminal valve in parallel, low voltage terminal valve is provided with refrigerant low voltage terminal interface, high voltage terminal valve is provided with refrigerant high voltage terminal interface, and valve body corresponding between low voltage terminal valve and high voltage terminal valve is provided with refrigerant recovering filler, refrigerant recovering filler parallel communication low voltage terminal valve and high voltage terminal valve.By the connection of pressure meter valve gate control refrigerant pressure gauge and low voltage terminal valve and high voltage terminal valve, pass through the connection of low voltage terminal valve and high voltage terminal Valve controlling refrigerant pressure gauge and refrigerant recovering filler again, to realize five kinds of using function, structure is simple, easy to use, safe and reliable.
As more preferably, described pressure gage valve, low voltage terminal valve and high voltage terminal valve are ball valve and are located on the leading flank of valve body, and being respectively installed with gear at the valve rod of the outer corresponding each valve of valve body, the gear on one of them valve rod is meshed with the gear on two other valve rod.Rotate one of them gear during use, because three gears are meshed, namely drive two outer two gear synchronous to rotate, without the need to operating three valves respectively during use, convenient and swift, and avoid the security incident caused because of misoperation.
More select as excellent, described pressure gage valve is located between low voltage terminal valve and high voltage terminal valve, and the gear that pressure gage valve is corresponding is provided with can the knob of synchronous rotary, with can the mark of indicating operating status on knob.Pinion rotation in the middle of being driven by knob, easy to use, and when on knob be tagged to desired location time can realize the working state that marks, operate simple, intuitive more.
As preferably, valve body between described low voltage terminal valve with high voltage terminal valve is communicated with and is provided with intermediate conduit, valve body between pressure gage valve with low voltage terminal valve is communicated with and is provided with left connecting tube, valve body between pressure gage valve with high voltage terminal valve is communicated with and is provided with right connecting tube, refrigerant recovering filler is located at the middle part of intermediate conduit.Pipeline by valve body is offered between each valve connects, and good airproof performance, reliability is high.
As preferably, described pressure gage valve is provided with valve port J, valve port D and valve port E, low voltage terminal valve is provided with valve port A, valve port B and valve port C, high voltage terminal valve is provided with valve port F, valve port G and valve port H, and valve port J is wherein corresponding with refrigerant pressure gauge to be communicated with, and valve port D is corresponding with valve port C to be communicated with, valve port E is corresponding with valve port F to be communicated with, valve port B is corresponding with valve port G to be communicated with, and valve port A is corresponding with refrigerant low voltage terminal interface to be communicated with, and valve port H is corresponding with refrigerant high voltage terminal interface to be communicated with.Namely the switching of pipeline connection is completed by the conversion of valve port each on corresponding valve, to realize different using function, safe and reliable.
As preferably, described valve body is rectangular structure, and refrigerant recovering filler, refrigerant low voltage terminal interface are vertical with refrigerant high voltage terminal interface to be distributed on the bottom surface of valve body, and refrigerant pressure gauge is vertical in the middle part of the end face of valve body.On the valve body of rectangular structure, refrigerant pressure gauge and each interface are arranged on end face and bottom surface respectively, and three interfaces are uniform in their length direction simultaneously, and compact structure is rationally distributed, and easy-to-operat uses.
Therefore, single table three valve refrigerant table group of the present utility model has following advantage: arrange one piece of refrigerant pressure gauge by being communicated with on valve body, and on valve body, be arranged in parallel three interfaces, three interfaces again by three Valve controlling its with refrigerant pressure gauge and being communicated with of other two other interface, to realize the low voltage terminal Pressure testing of refrigeration system, high voltage terminal Pressure testing, reclaim and filling liquid refrigerants, reclaim and filling gaseous coolant, and five kinds of using function such as vacuum measurement are carried out to the refrigeration system of vacuum pumping, namely the function that two table bivalve table group could realize is only had, its relative to existing single list valve table group without the need to the connection of frequent replace tubes itself and refrigeration system, using process is simple and convenient, time saving and energy saving, it is relative to lightweight existing two table bivalve table group, volume is little, low cost of manufacture, easy to use and carry.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model;
Sectional view when Fig. 2 is the first mode of execution of the utility model;
Structural representation when Fig. 3 is the first mode of execution of the utility model;
Structural representation when Fig. 4 is the utility model the second mode of execution;
Fig. 5 is the schematic diagram of knob in the utility model.
Embodiment:
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1:
As shown in Figure 2, a kind of refrigerant list table group structure with two table group function of the present utility model, comprise the valve body 2 of the rectangular shape laterally placed, one piece of refrigerant pressure gauge 1 in the vertical grafting in middle part of valve body 2 upper-end surface, valve body 2 lower end surface relative with refrigerant pressure gauge 1 be vertical, and three joints that spin form a refrigerant recovering filler 3, a refrigerant low voltage terminal interface 6 and a refrigerant high voltage terminal interface 7, refrigerant low voltage terminal interface 6 and refrigerant high voltage terminal interface 7 are positioned at the both sides of refrigerant recovering filler 3, refrigerant recovering filler 3 is coaxial relative with refrigerant pressure gauge 1, the valve body 2 that refrigerant pressure gauge 1 connecting end is corresponding is equipped with pressure gage valve 4, refrigerant pressure gauge 1 is connected on pressure gage valve 4, on the valve body 2 that pressure gage valve 4 both sides are corresponding, symmetrical machining forms the left connecting tube 13 of L shape and the right connecting tube 14 of L shape, left connecting tube 13 is communicated with on pressure gage valve 4 with a port of right connecting tube 14, the other end is communicated with refrigerant low voltage terminal interface 6 respectively by low voltage terminal valve 8 again downwards, refrigerant high voltage terminal interface 7 is communicated with by high voltage terminal valve 9, valve body 2 between low voltage terminal valve 8 with high voltage terminal valve 9 is communicated with intermediate conduit 5, the middle part of intermediate conduit 5 is communicated with refrigerant recovering filler 3 downwards, pressure gage valve 4, low voltage terminal valve 8 and high voltage terminal valve 9 are ball valve, as shown in Figure 1, with valve port J41 on pressure gage valve 4, valve port D42 and valve port E43, with valve port A81 on low voltage terminal valve 8, valve port B82 and valve port C83, with valve port F91 on high voltage terminal valve 9, valve port G92 and valve port H93, valve port J41 is wherein corresponding with refrigerant pressure gauge 1 to be communicated with, valve port D42 is corresponding with valve port C83 to be communicated with, valve port E43 is corresponding with valve port F91 to be communicated with, valve port B82 is corresponding with valve port G92 to be communicated with, valve port A81 is corresponding with refrigerant low voltage terminal interface 6 to be communicated with, valve port H93 is corresponding with refrigerant high voltage terminal interface 7 to be communicated with, as shown in Figure 3, the valve rod of three valves extends all forward the leading flank of valve body 2, a knob 11 is coaxially fixed wtih respectively at the valve rod of the outer corresponding each valve of valve body 2.
Embodiment 2:
As shown in Figure 4, a gear 10 is respectively connected at the valve rod of the outer corresponding each valve of valve body 2, three gears 10 are coplanar, and the gear 10 be positioned on the valve rod of pressure gage valve 4 is meshed with two other gear 10, gear 10 outer side surface of pressure gage valve 4 correspondence is also coaxially connected to can the knob 11 of synchronous rotary, as shown in Figure 5, at the edge of knob 11 upper surface also with can four of indicating operating status marks 12, that is :/filling liquid refrigerants (high voltage terminal vacuumizes) is reclaimed, reclaim/filling gaseous coolant (low voltage terminal vacuumizes), low voltage terminal Pressure testing and high voltage terminal Pressure testing, other parts are identical with embodiment 1.
During use, comprise the steps:
1) when carrying out Pressure testing to the low voltage terminal of refrigeration system, refrigerant low voltage terminal interface 6 is connected on the low voltage terminal of refrigeration system, rotate low voltage terminal valve 8 and high voltage terminal valve 9, close valve port B82 and the valve port G92 of refrigerant recovering filler 3 correspondence, rotary pressure meter valve 4 again, close port E43, refrigerant recovering filler 3 and refrigerant high voltage terminal interface 7 are closed, and refrigerant low voltage terminal interface 6 is connected with refrigerant pressure gauge 1;
2) when carrying out Pressure testing to the high voltage terminal of refrigeration system, refrigerant high voltage terminal interface 7 is connected on the high voltage terminal of refrigeration system, rotate low voltage terminal valve 8 and high voltage terminal valve 9, close valve port B82 and the valve port G92 of refrigerant recovering filler 3 correspondence, rotary pressure meter valve 4 again, close port D42, refrigerant recovering filler 3 and refrigerant low voltage terminal interface 6 are closed, and refrigerant high voltage terminal interface 7 is connected with refrigerant pressure gauge 1;
3) when carrying out refrigerant recovering and filling liquid refrigerants to refrigeration system, refrigerant high voltage terminal interface 7 is connected on the high voltage terminal of refrigeration system, refrigerant recovering filler 3 is connected on refrigerant tank, rotate low voltage terminal valve 8, close the valve port B82 of refrigerant low voltage terminal interface 6 correspondence, then rotary pressure meter valve 4 and high voltage terminal valve 9, close port D42, open valve port G92, make refrigerant high voltage terminal interface 7, refrigerant recovering filler 3 is connected with refrigerant pressure gauge 1;
4) when carrying out refrigerant recovering and filling gaseous coolant to refrigeration system, refrigerant low voltage terminal interface 6 is connected on the low voltage terminal of refrigeration system, refrigerant recovering filler 3 is connected on refrigerant tank, rotary high pressure end valve door 9, close the valve port G92 of refrigerant high voltage terminal interface 7 correspondence, then rotary pressure meter valve 4 and low voltage terminal valve 8, close port E43, open valve port B82, make refrigerant low voltage terminal interface 6, refrigerant recovering filler 3 is connected with refrigerant pressure gauge 1;
5) when vacuumizing refrigeration system and carrying out vacuum degree measurement, refrigerant low voltage terminal interface 6 is connected on the low voltage terminal of refrigeration system, refrigerant recovering filler 3 is connected on vaccum-pumping equipment, refrigerant high voltage terminal interface 7 is connected on the high voltage terminal of refrigeration system, rotate low voltage terminal valve 8 and high voltage terminal valve 9, open valve port B82 and valve port G92, rotary pressure meter valve 4 again, open valve port D42 or valve port E43, refrigerant low voltage terminal interface 6, refrigerant recovering filler 3, refrigerant high voltage terminal interface 7 are all connected with refrigerant pressure gauge 1.
Step 5) wherein also can by successively performing step 3) and step 4) realization.
Specific embodiment described herein is only to design of the present utility model explanation for example.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (7)
1. a single table three valve refrigerant table group, comprise refrigerant pressure gauge (1) and be communicated with the valve body (2) on refrigerant pressure gauge (1), it is characterized in that: be provided with refrigerant recovering filler (3) in the upper parallel connection of described valve body (2), refrigerant low voltage terminal interface (6) and refrigerant high voltage terminal interface (7), and at refrigerant pressure gauge (1) and refrigerant refrigerant low voltage terminal interface (6), the connecting tube reclaimed between filler (3) and refrigerant high voltage terminal interface (7) is provided with valve, refrigerant pressure gauge (1) is selected to control itself and refrigerant recovering filler (3) by valve, the connection of refrigerant low voltage terminal interface (6) or refrigerant high voltage terminal interface (7).
2. single table three valve refrigerant table group according to claim 1, it is characterized in that: on the valve body (2) that described refrigerant pressure gauge (1) connecting end is corresponding, be provided with pressure gage valve (4), refrigerant pressure gauge (1) is connected on pressure gage valve (4), the valve body (2) that pressure gage valve (4) both sides are corresponding is respectively equipped with low voltage terminal valve (8) and high voltage terminal valve (9), low voltage terminal valve (8) and high voltage terminal valve (9) parallel communication pressure gage valve (4), low voltage terminal valve (8) is provided with refrigerant low voltage terminal interface (6), high voltage terminal valve (9) is provided with refrigerant high voltage terminal interface (7), and valve body (2) corresponding between low voltage terminal valve (8) and high voltage terminal valve (9) is provided with refrigerant recovering filler (3), refrigerant recovering filler (3) parallel communication low voltage terminal valve (8) and high voltage terminal valve (9).
3. single table three valve refrigerant table group according to claim 2, it is characterized in that: described pressure gage valve (4), low voltage terminal valve (8) and high voltage terminal valve (9) are ball valve and are located on the leading flank of valve body (2), and being respectively installed with gear (10) at the valve rod of the corresponding each valve of valve body (2) outward, the gear (10) on one of them valve rod is meshed with the gear (10) on two other valve rod.
4. single table three valve refrigerant table group according to claim 3, it is characterized in that: described pressure gage valve (4) is located between low voltage terminal valve (8) and high voltage terminal valve (9), the gear (10) that pressure gage valve (4) is corresponding is provided with can the knob (11) of synchronous rotary, with can the mark (12) of indicating operating status on knob (11).
5. the single table three valve refrigerant table group according to Claims 1-4 any one, it is characterized in that: the valve body (2) between described low voltage terminal valve (8) with high voltage terminal valve (9) is communicated with and is provided with intermediate conduit (5), valve body (2) between pressure gage valve (4) with low voltage terminal valve (8) is communicated with and is provided with left connecting tube (13), valve body (2) between pressure gage valve (4) with high voltage terminal valve (9) is communicated with and is provided with right connecting tube (14), refrigerant recovering filler (3) is located at the middle part of intermediate conduit (5).
6. the single table three valve refrigerant table group according to Claims 1-4 any one, it is characterized in that: on described pressure gage valve (4), be provided with valve port J(41), valve port D(42) and valve port E(43), low voltage terminal valve (8) is provided with valve port A(81), valve port B(82) and valve port C(83), high voltage terminal valve (9) is provided with valve port F(91), valve port G(92) and valve port H(93), valve port J(41 wherein) correspondingly with refrigerant pressure gauge (1) to be communicated with, valve port D(42) with valve port C(83) to be correspondingly communicated with, valve port E(43) with valve port F(91) to be correspondingly communicated with, valve port B(82) with valve port G(92) to be correspondingly communicated with, valve port A(81) correspondingly with refrigerant low voltage terminal interface (6) to be communicated with, valve port H(93) correspondingly with refrigerant high voltage terminal interface (7) to be communicated with.
7. the single table three valve refrigerant table group according to claim to 4 any one, it is characterized in that: described valve body (2) is rectangular structure, on refrigerant recovering filler (3), refrigerant low voltage terminal interface (6) bottom surface being distributed on valve body (2) vertical with refrigerant high voltage terminal interface (7), refrigerant pressure gauge (1) is vertical in the middle part of the end face of valve body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420781101.2U CN204358173U (en) | 2014-12-12 | 2014-12-12 | Single table three valve refrigerant table group |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420781101.2U CN204358173U (en) | 2014-12-12 | 2014-12-12 | Single table three valve refrigerant table group |
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| CN204358173U true CN204358173U (en) | 2015-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420781101.2U Active CN204358173U (en) | 2014-12-12 | 2014-12-12 | Single table three valve refrigerant table group |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104634024A (en) * | 2014-12-12 | 2015-05-20 | 蒋友荣 | Single-gauge three-valve refrigerant gauge group and using method thereof |
| CN111551308A (en) * | 2020-05-28 | 2020-08-18 | 浙江维朋制冷设备有限公司 | Refrigerant pressure gauge |
-
2014
- 2014-12-12 CN CN201420781101.2U patent/CN204358173U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104634024A (en) * | 2014-12-12 | 2015-05-20 | 蒋友荣 | Single-gauge three-valve refrigerant gauge group and using method thereof |
| CN111551308A (en) * | 2020-05-28 | 2020-08-18 | 浙江维朋制冷设备有限公司 | Refrigerant pressure gauge |
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