CN103062460B - Water-cooled motor waterway passage pressure safety control valve and operating method thereof - Google Patents
Water-cooled motor waterway passage pressure safety control valve and operating method thereof Download PDFInfo
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- CN103062460B CN103062460B CN201310011999.5A CN201310011999A CN103062460B CN 103062460 B CN103062460 B CN 103062460B CN 201310011999 A CN201310011999 A CN 201310011999A CN 103062460 B CN103062460 B CN 103062460B
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Abstract
The invention discloses a water-cooled motor waterway passage pressure safety control valve and an operating method thereof. The valve comprises a valve body, a valve clack, an adjusting seat, an external sealing pad, a pressure sealing pad, a stop jacking piece, a spring and cylindrical pins, the upper end of the valve body is in a cylinder structure, a connecting thread is arranged on the surface of the valve body, a waterway passage is arranged inside the valve body, the lower end of the valve body is in a cylindrical hexahedral structure, a drain hole is arranged at the upper end of each face, a circular hole capable of containing the cylindrical pin or a process locking bolt is arranged at the lower end of each face, the interior of the valve body is hollow and provided with a pressure adjusting chamber which is provided with the spring inside, the stop jacking piece is arranged at the upper end of the spring, the valve clack is arranged at the top of the pressure adjusting chamber, the pressure sealing pad is arranged at a junction of the valve clack and the waterway passage, the adjusting seat is capable of being adjusted by a hex wrench, and a pressure adjusting screw hole is arranged at the lower end of the adjusting seat. Start pressure is adjusted and determined according to pressure of the waterway passage of a water-cooled motor, so that the problem of faults caused by overlarge pressure, on the water-cooled motor, applied by the waterway passage is solved thoroughly, and safe production of underground coal mines is guaranteed.
Description
Technical field
The present invention relates to pressure valve technical field, particularly a kind of water-cooled machine waterway channel pressure security control valve.
Background technique
Existing water-cooled machine waterway channel is an enclosed plug, cannot measure waterway channel pressure, and in the time that waterway channel pressure exceedes 6kg, water-cooled machine water channel starts to expand, and causes electrical fault; Another kind of water-cooled machine waterway channel place is provided with the plug of burst disk structure, and after explosion-proof tablet pressure relief, on-the-spot available stopper clogs, but exists potential safety hazard can cause the accidental events such as operative employee is injured.For reducing security incident, improve the working efficiency of water-cooled machine, the present invention can open pressure release in the time that waterway channel pressure meets or exceeds 3.5kg, lower than automatically closed after 3.5kg pressure.Also can regulate as required cracking pressure, scope can be set as 2kg～6kg simultaneously.
Summary of the invention
Goal of the invention of the present invention is the deficiency in order to overcome above-mentioned background technology, provides a kind of permanent, regulation cracking pressure, pressure release draining, closed safe and reliable waterway channel pressure controlled valve automatically again after drainage pressure-reducing.
Technological scheme of the present invention is: a kind of water-cooled machine waterway channel pressure security control valve, it comprises valve body, flap, adjustment seat, it also comprises external sealing gasket, pressure seal, stop top flat, spring, cylindrical pins, described valve body upper end is cylindrical structure, surface is provided with connecting thread, inside is provided with waterway channel, valve body lower end is cylinder six face structure, the upper end of every is provided with weep hole, lower end is provided with the circular port that can place cylindrical pins or technique lock bolt, valve inner is hollow shape and is provided with surge-chamber, described surge-chamber inside is provided with spring, spring upper end is provided with stop top flat, surge-chamber top is provided with flap, flap and waterway channel joint are provided with pressure seal, described adjustment seat is the adjustment seat that can regulate by hexagon wrench, adjustment seat lower end is provided with pressure regulating screw.
Described external sealing gasket is arranged at the cylindrical structure lower end of valve body upper end and is installed in valve body cylinder six face structure.
A kind of water-cooled machine waterway channel pressure security control valve operating method, this method comprises the following steps:
A, first determine cracking pressure setting value, scope can be defined as 2kg～6kg, by after the present invention assembling, is contained in and on pressure testing machine, adjusts cracking pressure.
B, utilize hexagon wrench to pull adjustment seat, after spring stress, pop up, make flap upward sliding, now hard sealing place closure in pressure seal and valve body.
After c, adjustment cracking pressure, water is discharged from weep hole, and recycling service bolt locking adjustment seat bi-side, guarantee secured adjusted seat.Pressure gauge on pressure testing machine is parked in setting value.
D, by the present invention after pressure testing machine takes off, utilize after four dark 2mm of straight pin nail bit, be again contained on pressure testing machine and test, as pressure testing machine indicator now, instruction is appointed has the water of setting value to discharge, and proves to repeat test correctly.
E, take off rear 4 cylindrical pins and lock, adjustment seat is forever located, and backs out after technique lock bolt, then the Cock screw of screwing on, and goes up pressure testing machine for the third time, cracking pressure still for setting value judge qualified.
The invention has the beneficial effects as follows: water-cooled machine is installed after Safety control valve, water-cooled machine will no longer be subject to waterway channel pressure large and the economic loss that breaks down and the trouble of confirmation of responsibility.To Safety of Coal Mine Production and increase economic efficiency and will play larger effect.
Brief description of the drawings
Fig. 1 is structural profile schematic diagram of the present invention;
Fig. 2 is technique lock bolt structural representation of the present invention;
Fig. 3 is front view of the present invention;
Fig. 4 is the stereogram of Fig. 3;
Wherein: 1, valve body, 2, external sealing gasket, 3, pressure seal, 4, flap, 5, stop top flat, 6, spring, 7, adjustment seat, 8, cylindrical pins, 9, weep hole, 10, connecting thread, 11, hard sealing place in valve body, 12, waterway channel, 13, pressure regulating screw, 14, technique lock bolt.
Embodiment
A kind of water-cooled machine waterway channel pressure security control valve is classified in this enforcement as, and it comprises that valve body 1, external sealing gasket 2, pressure seal 3, flap 4, stop top flat 5, spring 6, adjustment seat 7, cylindrical pins 8 form.
Valve body 1 upper end is cylindrical structure as shown in Figure 1, surface is provided with connecting thread 10, inside is provided with waterway channel 12, valve body 1 lower end is cylinder six face structure, the upper end of every is provided with weep hole 9, lower end is provided with the circular port that can place cylindrical pins 8 or technique lock bolt 14, valve inner is hollow shape and is provided with surge-chamber, described surge-chamber inside is provided with spring 6, spring 6 upper ends are provided with stop top, 5, surge-chamber bottom is provided with adjustment seat 7, top is provided with valve, 4, flap 4 is that in valve body, hard sealing place 11 is provided with pressure seal 3 with waterway channel 12 joints, external sealing gasket 2 is arranged at the cylindrical structure lower end of valve body 1 upper end and is installed in valve body cylinder six face structure, adjustment seat 7 lower ends are provided with pressure regulating screw 13 as shown in Figure 2.
The parameters of this spring is: (1) manufactures and designs (2) material by GB/T1239 is the spring steel of 50CrVA specification, wire diameter is that 1.5mm and 1.2mm (3) sense of rotation are that dextrorotation (4) number of active coils is 3 circles, number of total coils is that 5 circles (5) rigidity is 1.05kg/mm(6) design pressure F1 is 3.5kg/ ± 10%, spring-compressed distance is 3.5mm so, will ensure that cracking pressure scope control is at 3.5kg/ ± 10%.(7) the spring pressure scope of existing design is 2kg～6kg, and our factory can regulate the pressure that dispatches from the factory within the scope of this according to customer requirement, and as the cracking pressure of customer requirement breakthrough 6kg, spring, by the standard according to GB/T1239, manufactures and designs, and above-mentioned overall structure does not change.
Concrete operation method is: as be defined as 4kg cracking pressure, after figure assembling, be contained in and on pressure testing machine, adjust cracking pressure, regulating method, pull adjustment seat 7 with hexagon wrench, on the stressed rear bullet of spring 6, flap 4 upward slidings, pressure seal 3 and interior hard sealing place 11 closures of valve body, adjust to after 4kg cracking pressure, water is discharged from weep hole 9, again with technique lock bolt 14 locking locking bi-side, pressure gauge on pressure testing machine is parked on 4kg, Safety control valve is after pressure testing machine takes off, after 4 dark 2mm of cylindrical pins 8 hole drill, refill on pressure testing machine and test, pressure testing machine indicator still on 4kg water release, it is correct that proof repeats test.Take off rear 4 cylindrical pins 8 again and lock, adjustment seat 7 is forever located.Back out after technique lock bolt 14, then the Cock screw of screwing on, going up pressure testing machine for the third time, cracking pressure is still for 4kg judgement is qualified.
Claims (3)
1. a water-cooled machine waterway channel pressure security control valve operating method, is characterized in that this method comprises the following steps:
A), first determine cracking pressure setting value, scope can be defined as 2kg～6kg, water-cooled machine waterway channel pressure security control valve is contained in and on pressure testing machine, adjusts cracking pressure, described water-cooled machine waterway channel pressure security control valve comprises valve body, flap, adjustment seat, external sealing gasket, pressure seal, stop top flat, spring, cylindrical pins, described valve body upper end is cylindrical structure, surface is provided with connecting thread, inside is provided with waterway channel, valve body lower end is cylinder six face structure, the upper end of every is provided with weep hole, lower end is provided with the circular port that can place cylindrical pins or technique lock bolt, valve inner is hollow shape and is provided with surge-chamber, described surge-chamber inside is provided with spring, spring upper end is provided with stop top flat, surge-chamber top is provided with flap, flap and waterway channel joint are provided with pressure seal, described adjustment seat is the adjustment seat that can regulate by hexagon wrench, adjustment seat lower end is provided with pressure regulating screw,
B), utilize hexagon wrench to pull adjustment seat, after spring stress, pop up, make flap upward sliding, now hard sealing place closure in pressure seal and valve body;
C), adjust after cracking pressure, water is discharged from weep hole, recycling service bolt locking adjustment seat bi-side, guarantee secured adjusted seat, the pressure gauge on pressure testing machine is parked in setting value;
D), by water-cooled machine waterway channel pressure security control valve after pressure testing machine takes off, utilize after four dark 2mm of straight pin nail bit, be again contained on pressure testing machine and test, as pressure testing machine indicator now, instruction still has the water of setting value to discharge, and proves to repeat test correctly;
E), take off rear 4 cylindrical pins and lock, adjustment seat is forever located, and backs out after technique lock bolt, then the Cock screw of screwing on, and goes up pressure testing machine for the third time, cracking pressure still for setting value judge qualified.
2. water-cooled machine waterway channel pressure security control valve operating method as claimed in claim 1, is characterized in that the external sealing gasket described in step a) is arranged at the cylindrical structure lower end of valve body upper end and is installed in valve body cylinder six face structure.
3. water-cooled machine waterway channel pressure security control valve operating method as claimed in claim 1, the parameter value that it is characterized in that spring described in step a) is: material is the spring steel of 50CrVA specification, wire diameter is 1.5mm or 1.2mm, sense of rotation is dextrorotation, and number of active coils is 3 circles, and number of total coils is 5 circles, rigidity is 1.05kg/mm, design pressure F1 is 3.5kg/ ± 10%, and spring-compressed distance is 3.5mm so, and cracking pressure scope control is at 3.5kg/ ± 10%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310011999.5A CN103062460B (en) | 2013-01-14 | 2013-01-14 | Water-cooled motor waterway passage pressure safety control valve and operating method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310011999.5A CN103062460B (en) | 2013-01-14 | 2013-01-14 | Water-cooled motor waterway passage pressure safety control valve and operating method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103062460A CN103062460A (en) | 2013-04-24 |
| CN103062460B true CN103062460B (en) | 2014-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310011999.5A Expired - Fee Related CN103062460B (en) | 2013-01-14 | 2013-01-14 | Water-cooled motor waterway passage pressure safety control valve and operating method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103062460B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122582B (en) * | 2016-08-29 | 2018-06-19 | 南通市通润汽车零部件有限公司 | A kind of built-in valve pressure regulator |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4791950A (en) * | 1987-01-21 | 1988-12-20 | Danfoss A/S | Pressure limiting valve |
| US5404904A (en) * | 1993-09-24 | 1995-04-11 | Cooper Industries, Inc. | Adjustable control valve with limited adjustment range and self locking means |
| CN2465012Y (en) * | 2001-02-16 | 2001-12-12 | 联创企业有限公司 | Processure-releasing valve structure with pressure regulation |
| CN101324282A (en) * | 2008-07-24 | 2008-12-17 | 沈阳三三阀门科技有限公司 | High-pressure air safety valve |
| CN201255255Y (en) * | 2008-09-18 | 2009-06-10 | 岑月珍 | Rubber safety valve for compressor |
| CN202360828U (en) * | 2011-12-09 | 2012-08-01 | 巨隆集团芜湖兴隆液压有限公司 | Medium-flow safety valve for compound sealing |
| CN202580173U (en) * | 2012-05-16 | 2012-12-05 | 丹阳市飞轮气体阀门有限公司 | Safety valve for low-temperature thermal insulation gas cylinder |
| CN203082296U (en) * | 2013-01-14 | 2013-07-24 | 吴江天龙电子机械设备有限公司 | Waterway channel pressure safety control valve of water-cooled machine |
-
2013
- 2013-01-14 CN CN201310011999.5A patent/CN103062460B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4791950A (en) * | 1987-01-21 | 1988-12-20 | Danfoss A/S | Pressure limiting valve |
| US5404904A (en) * | 1993-09-24 | 1995-04-11 | Cooper Industries, Inc. | Adjustable control valve with limited adjustment range and self locking means |
| CN2465012Y (en) * | 2001-02-16 | 2001-12-12 | 联创企业有限公司 | Processure-releasing valve structure with pressure regulation |
| CN101324282A (en) * | 2008-07-24 | 2008-12-17 | 沈阳三三阀门科技有限公司 | High-pressure air safety valve |
| CN201255255Y (en) * | 2008-09-18 | 2009-06-10 | 岑月珍 | Rubber safety valve for compressor |
| CN202360828U (en) * | 2011-12-09 | 2012-08-01 | 巨隆集团芜湖兴隆液压有限公司 | Medium-flow safety valve for compound sealing |
| CN202580173U (en) * | 2012-05-16 | 2012-12-05 | 丹阳市飞轮气体阀门有限公司 | Safety valve for low-temperature thermal insulation gas cylinder |
| CN203082296U (en) * | 2013-01-14 | 2013-07-24 | 吴江天龙电子机械设备有限公司 | Waterway channel pressure safety control valve of water-cooled machine |
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| Publication number | Publication date |
|---|---|
| CN103062460A (en) | 2013-04-24 |
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Granted publication date: 20140806 Termination date: 20180114 |