CN205309621U - Hydraulic press and spot welder technology cooling water system for water cooled generator - Google Patents
Hydraulic press and spot welder technology cooling water system for water cooled generator Download PDFInfo
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- CN205309621U CN205309621U CN201620038368.1U CN201620038368U CN205309621U CN 205309621 U CN205309621 U CN 205309621U CN 201620038368 U CN201620038368 U CN 201620038368U CN 205309621 U CN205309621 U CN 205309621U
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- spot welding
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Abstract
The utility model relates to a hydraulic press and spot welder technology cooling water system for water cooled generator, include to be used for circulating the fresh water (FW) and refrigerated hydraulic press and spot welder technology cooling water system for water cooled generator that include cooling water set, cooling tower and plate heat exchanger, the cooling of carrying out the fresh water (FW) is connected through plate heat exchanger with the cooling water set to hydraulic press and spot welder technology production line, and the cooling water circulation who carries out the cooling water set is connected with the cooling tower to the cooling water set, and the cooling tower still carries out the cooling of fresh water (FW) with hydraulic press and spot welder technology production line serial connectivity, this system direct by freezing tower in winter is lowered the temperature to technology cooling water system, when transition season ambient temperature is lower, still need starts the cooling water set under the direct circumstances that does not reach the technology temperature with the cooling tower cooling and lower the temperature, and this moment the cooling water set the cooling water temperature lower, when the cooling water set can not normal boot, adopt supplementary electrical heating measure, make the unit normally work.
Description
Technical field
The utility model relates to cooling water circulation technical field, particularly relates to a kind of hydropress and spot welding machine process water cooling system.
Background technology
Owing to producing the production plant hydropress used of carbon brush and spot welding machine technical cooling water temp at 16 DEG C, and technical cooling water system whole year operation, the carrying out that existing cooling system relies on unit cooler successive is freezed, cold and hot exchange is carried out again by interchanger, current consumption is very big, and cold season in winter unit cooler also in continuous refrigeration, and handpiece Water Chilling Units when starting owing to outdoor temperature of cooling water is too low, cause handpiece Water Chilling Units exhaust pressure too low and report to the police and affect handpiece Water Chilling Units and normally start.
Stopping using winter handpiece Water Chilling Units, by plate-type heat exchanger heat exchange, the heat of hydraulic press system taken away by cooling tower, both sides separately water circulating pump all ceaselessly working, cause a large amount of wastes of the energy.
Summary of the invention
In order to solve deficiency of the prior art, the purpose of this utility model is to provide a kind of hydropress and spot welding machine process water cooling system, technical cooling water system is directly lowered the temperature by winter by cooling tower, when envrionment temperature is lower season in transition, also need to start handpiece Water Chilling Units when directly not reaching technological temperature with cooling tower cooling to lower the temperature, and now the cooler-water temperature of handpiece Water Chilling Units is lower, when handpiece Water Chilling Units can not normally start, adopt auxiliary electrical heater measure, make unit normal operation.
The utility model solves the technical scheme that its technical problem adopts:
A kind of hydropress and spot welding machine process water cooling system, comprise for being undertaken circulating by the process water of hydropress and spot welding machine production line and the hydropress cooled and spot welding machine process water cooling system, hydropress and spot welding machine process water cooling system comprise handpiece Water Chilling Units, cooling tower and plate-type heat exchanger, it is characterized in that: described hydropress and spot welding machine production line are connected the cooling carrying out process water by plate-type heat exchanger with handpiece Water Chilling Units, handpiece Water Chilling Units is connected with cooling tower and carries out the cooling water circulation of handpiece Water Chilling Units, the cooling that described cooling tower is also connected with hydropress and spot welding machine production line and is connected and carries out process water.
Further comprises the by-pass line for being connected between handpiece Water Chilling Units and cooling tower circulation line and this by-pass line is provided with electronic temperature controller, and it is arranged on the electrical auxiliary heater in cooling tower exit.
Further comprises temperature sensor corresponding with the cooling water intakeoutfall of handpiece Water Chilling Units on the circulation line being arranged on and being connected between handpiece Water Chilling Units and cooling tower.
Further comprises be arranged on hydropress and between spot welding machine production line and plate-type heat exchanger circulation line for first water circulating pump of the recycled process water, it is arranged between plate-type heat exchanger and handpiece Water Chilling Units for the two-cycle pump of circulated refrigerated water, it is arranged between handpiece Water Chilling Units and cooling tower for the 3rd water circulating pump of recirculated cooling water, and the 3rd water circulating pump has also been connected the outlet of cooling tower and the water return outlet of hydropress and spot welding machine production line.
Further comprises some stopping valve being arranged on each pipeline for pilot piping opening and closing.
The mouth of a river place that supplies of described hydropress and spot welding machine production line is provided with temperature sensor and pressure transmitter.
The beneficial effects of the utility model are:
1, technical cooling water system is directly lowered the temperature by cooling tower by this system in winter, eliminates the working cost of technique first water circulating pump and the working cost of unit cooler, it is estimated and can save working cost more than 80%, reach the effect of energy-conserving and environment-protective.
2, this system takes auxiliary electrical heater and electronic temperature-sensing valve scheme in transition season, solves water-cooling screw rod unit starting fault (exhaust pressure is too low), the problems such as frequent starting.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is illustrated further.
Fig. 1 is structural principle schematic diagram of the present utility model.
In figure: 1 hydropress and spot welding machine production line, 2 plate-type heat exchangers, 3 handpiece Water Chilling Units, 4 cooling towers, 5 electrical auxiliary heaters, 6 first water circulating pumps, 7 two-cycle pumps, 8 the 3rd water circulating pumps, 9 ~ 14 stopping valve, 15 pressure transmitters, 16 temperature sensor A, 17 temperature sensor B, 18 temperature sensor C, 19 electronic temperature-sensing valves.
Embodiment
By particular specific embodiment, enforcement mode of the present utility model being described below, person skilled in the art scholar the content disclosed by this specification sheets can understand other advantages of the present utility model and effect easily.
As shown in Figure 1: a kind of hydropress and spot welding machine process water cooling system, comprise for being undertaken circulating by the process water of hydropress and spot welding machine production line 1 and the hydropress cooled and spot welding machine process water cooling system, hydropress and spot welding machine process water cooling system comprise handpiece Water Chilling Units 3, cooling tower 4 and plate-type heat exchanger 2, described hydropress and spot welding machine production line 1 are connected the cooling carrying out process water by plate-type heat exchanger 2 with handpiece Water Chilling Units 3, handpiece Water Chilling Units 3 is connected with cooling tower 4 and carries out the cooling water circulation of handpiece Water Chilling Units 3, the cooling that described cooling tower 4 is also connected with hydropress and spot welding machine production line 1 and is connected and carries out process water, make cooling tower 4 both the water coolant of handpiece Water Chilling Units 3 can be carried out circulating cooling, again can to the process water circulating cooling of hydropress and spot welding machine production line 1, simultaneously process water can also be coordinated with plate-type heat exchanger 2 by water chiller and carries out circulating cooling, make the function mode of this system flexible and changeable, there is certain operability, it is applicable to the differing temps in different seasons.
Further comprises the by-pass line for being connected circulation line between handpiece Water Chilling Units 3 and cooling tower 4 and this by-pass line is provided with electronic temperature controller 19, and it is arranged on the electrical auxiliary heater 5 in cooling tower 4 exit, electronic temperature controller 19 is for the water coolant of the certain temperature that circulates, part water coolant is directly circulated without cooling tower 4, and electrical auxiliary heater 5 is for heating the water coolant in cooling tower 4 exit under Special Circumstances.
Further comprises temperature sensor B17 corresponding with the cooling water outlet of handpiece Water Chilling Units 3 on the circulation line being arranged on and being connected between handpiece Water Chilling Units 3 and the cooling tower 4 and temperature sensor C18 corresponding with the entrance of cooling water of handpiece Water Chilling Units 3.
Further comprises be arranged on hydropress and between spot welding machine production line 1 and plate-type heat exchanger 2 circulation line for first water circulating pump 6 of the recycled process water, it is arranged between plate-type heat exchanger 2 and handpiece Water Chilling Units 3 the two-cycle pump 7 for circulated refrigerated water, it is arranged between handpiece Water Chilling Units 3 and cooling tower 4 for the 3rd water circulating pump 8 of recirculated cooling water, and the 3rd water circulating pump 8 has also been connected the outlet of cooling tower 4 and the water return outlet of hydropress and spot welding machine production line 1.
Further comprises the stopping valve 9 ~ 14 being arranged on each pipeline for pilot piping opening and closing.
The mouth of a river place that supplies of described hydropress and spot welding machine production line 1 is provided with temperature sensor A16 and pressure transmitter 15, for return water temperature and the pressure of characterization processes water, it is convenient to be regulated and controled in time by equipment, makes process water meet hydropress and the service requirements of spot welding machine production line 1.
Being described by said structure, the operational mode situation of this system is as follows:
Summer system running pattern: stopping valve 11, stopping valve 14 in system are closed, stopping valve 9, stopping valve 10, stopping valve 12, stopping valve 13 are opened, 7 DEG C of refrigerated waters are delivered to plate-type heat exchanger 2 by two-cycle pump 7 by handpiece Water Chilling Units 3, plate-type heat exchanger 2 side water outlets 12 DEG C, send handpiece Water Chilling Units 3 back to by refrigerated water; Plate-type heat exchanger 2 carries out heat exchange, and secondary side leaving water temperature(LWT) reaches process cooling water water temperature 16 DEG C, is transported to hydropress by the first water circulating pump 6 and spot welding machine production line 1 carries out cooling backwater, and the process water that temperature is 23 DEG C enters the secondary side of plate-type heat exchanger 2.
Transition system running pattern in season: stopping valve 11, stopping valve 14 in system are closed, stopping valve 9, stopping valve 10, stopping valve 12, stopping valve 13 are opened, when the water coolant of handpiece Water Chilling Units 3 does not reach turn-on temperature, still need handpiece Water Chilling Units 3 refrigerating operaton as follows: when handpiece Water Chilling Units 3 cooling water inlet temperature is lower than 16 DEG C, control electrical auxiliary heater 5 by temperature sensor C18 and open; When handpiece Water Chilling Units 3 cooling water outlet temperature reaches more than 16 DEG C, controlling electronic temperature-sensing valve 19 by temperature sensor B17 and open, electrical auxiliary heater 5 is closed, and part water coolant directly returns to handpiece Water Chilling Units 3, reaches handpiece Water Chilling Units 3 and normally runs; When temperature sensor B17 reaches 28 DEG C, electronic temperature-sensing valve 19 cuts out.
Winter system running pattern: the stopping valve 9 in system, stopping valve 10, stopping valve 12, stopping valve 13 are closed, stopping valve 11, stopping valve 14 are opened, cooling tower 4 is transported to hydropress and spot welding machine production line after being cooled by process water by the 3rd water circulating pump 8, and process water is directly lowered the temperature by cooling tower 4.
The description circulated by above-mentioned operation, this system can realize process cooling water whole year operation, and process cooling water is directly lowered the temperature by winter by cooling tower 4; Startup separator when temperature of cooling water is too low when what this system was favourable ensure that transition season and handpiece Water Chilling Units 3 start.
The foregoing is only preferred embodiments of the present utility model, as long as realizing the purpose of this utility model technical scheme with basic same approach, all belonging within protection domain of the present utility model.
Claims (6)
1. a hydropress and spot welding machine process water cooling system, comprise for being undertaken circulating by the process water of hydropress and spot welding machine production line and the hydropress cooled and spot welding machine process water cooling system, hydropress and spot welding machine process water cooling system comprise handpiece Water Chilling Units, cooling tower and plate-type heat exchanger, it is characterized in that: described hydropress and spot welding machine production line are connected the cooling carrying out process water by plate-type heat exchanger with handpiece Water Chilling Units, handpiece Water Chilling Units is connected with cooling tower and carries out the cooling water circulation of handpiece Water Chilling Units, the cooling that described cooling tower is also connected with hydropress and spot welding machine production line and is connected and carries out process water.
2. hydropress according to claim 1 and spot welding machine process water cooling system, it is characterized in that: further comprises the by-pass line for being connected between handpiece Water Chilling Units and cooling tower circulation line and this by-pass line is provided with electronic temperature controller, and it is arranged on the electrical auxiliary heater in cooling tower exit.
3. hydropress according to claim 2 and spot welding machine process water cooling system, it is characterised in that: further comprises temperature sensor corresponding with the cooling water intakeoutfall of handpiece Water Chilling Units on the circulation line being arranged on and being connected between handpiece Water Chilling Units and cooling tower.
4. hydropress according to claim 1-3 any one and spot welding machine process water cooling system, it is characterized in that: further comprises be arranged on hydropress and between spot welding machine production line and plate-type heat exchanger circulation line for first water circulating pump of the recycled process water, it is arranged between plate-type heat exchanger and handpiece Water Chilling Units for the two-cycle pump of circulated refrigerated water, it is arranged between handpiece Water Chilling Units and cooling tower for the 3rd water circulating pump of recirculated cooling water, and the 3rd water circulating pump be also connected the outlet of cooling tower and the water return outlet of hydropress and spot welding machine production line.
5. hydropress according to claim 4 and spot welding machine process water cooling system, it is characterised in that: further comprises some stopping valve being arranged on each pipeline for pilot piping opening and closing.
6. hydropress according to claim 1 and spot welding machine process water cooling system, it is characterised in that: the mouth of a river place that supplies of described hydropress and spot welding machine production line is provided with temperature sensor and pressure transmitter.
Priority Applications (1)
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CN201620038368.1U CN205309621U (en) | 2016-01-16 | 2016-01-16 | Hydraulic press and spot welder technology cooling water system for water cooled generator |
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CN201620038368.1U CN205309621U (en) | 2016-01-16 | 2016-01-16 | Hydraulic press and spot welder technology cooling water system for water cooled generator |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106642928A (en) * | 2016-09-30 | 2017-05-10 | 王友准 | Process water direct cooling system and method used for technology or equipment cooling |
CN106964925A (en) * | 2017-05-08 | 2017-07-21 | 浙江颐顿机电有限公司 | A kind of circulating cooling water tank |
-
2016
- 2016-01-16 CN CN201620038368.1U patent/CN205309621U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106642928A (en) * | 2016-09-30 | 2017-05-10 | 王友准 | Process water direct cooling system and method used for technology or equipment cooling |
CN106964925A (en) * | 2017-05-08 | 2017-07-21 | 浙江颐顿机电有限公司 | A kind of circulating cooling water tank |
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