Thermal management system of electric workover rig

By integrating a water-cooled unit and a fan thermal management system into the electric workover rig, the heat dissipation problem of the battery and electronic control assembly was solved, achieving efficient temperature regulation and improved equipment safety.

CN223743746UActive Publication Date: 2025-12-30KARAMAY JIANYE ENERGY CO LTD
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Patent Information

Application Number
CN202520254073.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-02-18
Publication Date
2025-12-30
Estimated Expiration
2035-02-18

AI Technical Summary

Technical Problem

The batteries and electronic control assemblies of electric workover rigs are prone to overheating after prolonged operation, and the lack of effective heat dissipation equipment affects the lifespan and safety of the equipment.

Method used

The thermal management system adopts a combination of water-cooled units and fans. It is connected to the battery and electronic control assembly through circulation pipelines and uses a combination of coolant and air cooling for heat dissipation. It includes two water-cooled units that are respectively connected to the cooling chambers of the battery and electronic control assembly, and a fan is installed on the side of the battery and electronic control assembly. The system selects air cooling or water cooling according to temperature changes.

Benefits of technology

It achieves efficient temperature regulation of the battery and electronic control assembly, improves the service life and safety of the equipment, and enhances heat dissipation efficiency through the combined operation of water cooling and air cooling.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a thermal management system of an electric workover rig, and relates to the technical field of thermal management of electric workover rigs. The system comprises a water cooling unit which is communicated with a cooling cavity of a battery or an electric control assembly through a circulating pipeline and can exchange heat with the battery or the electric control assembly by adopting circularly flowing cooling liquid; the fan is arranged on one side of the battery or the electric control assembly and can conduct air cooling on the battery or the electric control assembly. The thermal management system of the electric workover rig can achieve thermal management on the battery, the electric control assembly and the like, and further achieves heat dissipation of the battery and the electric control assembly.
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Description

TECHNICAL FIELD

[0001] The utility model relates to electric well repairer heat management technical field, in particular to a kind of electric well repairer heat management system. BACKGROUND

[0002] Electric well repairer is more environmentally friendly compared to diesel well repairer, however, the battery and electric control assembly of electric well repairer and other equipment are prone to heat after long time work, there is no corresponding heat dissipation equipment currently, affect overall service life;Therefore, it is urgent to design a set of electric well repairer heat management system, for battery and electric control assembly and other heat management can be realized, battery and electric control assembly heat dissipation can be realized. SUMMARY

[0003] The utility model discloses a kind of electric well repairer heat management systems, to solve the problems existing in the prior art described above, battery and electric control assembly and other heat management can be realized, and then battery and electric control assembly heat dissipation can be realized.

[0004] To achieve the above object, the utility model provides the following scheme:

[0005] The utility model provides a kind of electric well repairer heat management system, comprising:

[0006] Water-cooled unit, it is communicated with the cooling cavity of battery or electric control assembly by circulation pipeline, can adopt circulating flow cooling liquid and battery or electric control assembly heat exchange;

[0007] Fan, it is set on the side of battery or electric control assembly, battery or electric control assembly can be air-cooled.

[0008] Preferably, the water-cooled unit is equipped with two, and it is first water-cooled unit and second water-cooled unit respectively;The cooling cavity of battery is communicated with the first water-cooled unit by first circulation pipeline, and the cooling cavity of electric control assembly is communicated with the second water-cooled unit by second circulation pipeline.

[0009] Preferably, battery and electric control assembly side are each equipped with one fan.

[0010] Preferably, the first circulation pipeline includes three parallel first branch, and control valve is equipped on first branch;Three first branch one end is communicated with the water outlet main pipe of the first water-cooled unit, and the other end is communicated with the cooling cavity of three batteries respectively, and the cooling cavity outlet of three batteries is communicated with the cooling cavity of charger, and the cooling cavity of charger is communicated with the water return main pipe of first water-cooled unit.

[0011] Preferably, pressure sensor and filter are equipped on the water outlet main pipe of the first water-cooled unit.

[0012] Preferably, an expansion tank is arranged between the cooling cavity of the charger and the return water main of the first water cooling unit; a three-way valve is arranged at the outlet end of the cooling cavity of the charger, the first port of the three-way valve is connected with the exhaust end of the expansion tank, the second port of the three-way valve is connected with the return water main of the first water cooling unit, and a control valve is arranged at the connecting end, and the water outlet of the expansion tank is connected with the return water main of the first water cooling unit.

[0013] Preferably, the second circulating pipeline comprises two parallel first branches, and a control valve is arranged on each first branch; one end of each first branch is communicated with the water outlet main of the second water cooling unit, and the other end of each first branch is communicated with the cooling cavity of the controller of the electric control assembly and the driving motor respectively, and the water outlets of the cooling cavities of the controller of the electric control assembly and the driving motor are communicated with the return water main of the second water cooling unit.

[0014] Preferably, a pressure sensor and a filter are arranged on the water outlet main of the second water cooling unit.

[0015] Preferably, the water outlets of the cooling cavities of the controller of the electric control assembly and the driving motor are communicated with an electric control assembly return water pipe, an expansion tank is arranged between the electric control assembly return water pipe and the return water main of the second water cooling unit; a three-way valve is arranged on the electric control assembly return water pipe, the first port of the three-way valve is connected with the exhaust end of the expansion tank, the second port of the three-way valve is connected with the return water main of the second water cooling unit, and a control valve is arranged at the connecting end, and the water outlet of the expansion tank is connected with the return water main of the second water cooling unit.

[0016] The utility model also provides a kind of electric well repairer heat management method, comprising the following steps:

[0017] When the battery or electric control assembly is in winter and the working temperature is increased, the control valve is closed, and the corresponding fan is started to realize heat dissipation;

[0018] When the temperature of the battery or electric control assembly is too low in winter, the control valve is opened, the electric heating wire is started to heat the cooling liquid in the corresponding circulating pipeline, and the cooling liquid is transported into the cooling cavity of the battery or electric control assembly to realize temperature increase.

[0019] When the battery or electric control assembly is in summer and the working temperature is increased, the control valve is opened, the corresponding water cooling unit is used to cool the cooling liquid, and the battery or electric control assembly is cooled through the circulating pipeline.

[0020] Compared with the prior art, the utility model has the following technical effects:

[0021] The utility model discloses a cooling cavity of battery or electric control assembly is connected through the circulating pipeline of each series water cooling unit, thereby when battery or electric control assembly is too high because of work, can adopt circulating coolant to realize the cooling, and the fan is arranged at battery or electric control assembly one side respectively, when battery or electric control assembly temperature rises and needs cooling in winter, starts the fan and can realize the air cooling, can also adopt the air cooling of fan and the air cooling of fan cooperation work in summer, improves the cooling efficiency, realizes the temperature regulation of battery or electric control assembly. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the following will briefly introduce the drawing needed to be used in the embodiment, obviously, the drawing in the following description only is some embodiments of the utility model, for ordinary skilled person in the art, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings.

[0023] Figure 1 It is the first cooling unit and battery arrangement schematic diagram in one of the embodiments of the electric well repair machine heat management system of the utility model;

[0024] Figure 2 It is the second cooling unit and electric control assembly arrangement schematic diagram in one of the embodiments of the electric well repair machine heat management system of the utility model.

[0025] In the drawing: 1-first water cooling unit, 2-second water cooling unit, 3-first circulating pipeline, 4-second circulating pipeline, 5-control valve, 6-filter, 7-expansion tank, 8-fan, 9-battery, 10-electric control assembly, 11-charging machine, 12-pressure sensor. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiment only is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment in the utility model, all other embodiments obtained by ordinary skilled person in the art without making creative labor belong to the scope of protection of the utility model.

[0027] The utility model discloses a kind of electric well repair machine heat management systems, to solve the problems existing in the prior art described above, battery and electric control assembly can be realized heat management, and then realize battery and electric control assembly heat dissipation.

[0028] To make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the utility model will be further described in detail in conjunction with the drawings and specific embodiments.

[0029] When the electric workover rig works for a long time, the battery and the electric control assembly will generate a large amount of heat, so that the battery and the electric control assembly are heated. The battery and the electric control assembly are conventional structures of the electric workover rig, and will not be described herein. The temperature that is too high will affect the normal use of the equipment and bring safety hazards. In order to avoid this problem, the embodiment provides a heat management system of the electric workover rig, which is shown in Figure 1 and Figure 2 The two water cooling units are in communication with the cooling cavities of the battery 9 and the electric control assembly 10 through respective circulating pipelines, and can exchange heat with the battery 9 or the electric control assembly 10 by using circulating cooling liquid. The battery 9 or the electric control assembly 10 is provided with a fan 8 on one side, and the battery 9 or the electric control assembly 10 can be air-cooled. When the temperature of the battery 9 or the electric control assembly 10 is too high due to work, the circulating cooling liquid can be used to achieve cooling. At the same time, the fan 8 is arranged on one side of the battery 9 or the electric control assembly 10, and when the battery 9 or the electric control assembly 10 needs to be cooled in winter, the fan 8 can be started to achieve air cooling. In summer, the cooling liquid water cooling and the fan 8 air cooling can be used to work cooperatively to improve the cooling efficiency, and the temperature regulation of the battery 9 or the electric control assembly 10 is achieved.

[0030] In one specific embodiment, the two water cooling units are a first water cooling unit 1 and a second water cooling unit 2 respectively; the cooling cavity of the battery 9 is in communication with the first water cooling unit 1 through a first circulating pipeline 3, and the cooling cavity of the electric control assembly 10 is in communication with the second water cooling unit 2 through a second circulating pipeline 4. The water outlet main pipes of the first water cooling unit 1 and the second water cooling unit 2 are respectively provided with a pressure sensor 12 and a filter 6. The filter 6 is a mature structure, and a filter screen is arranged in the filter 6 to filter the circulating cooling liquid. The first circulating pipeline 3 includes three first branches in parallel, and a control valve 5 is arranged on each first branch. One end of each first branch is in communication with the water outlet main pipe of the first water cooling unit 1, and the other end is in communication with the cooling cavity of each battery 9. The water outlet of the cooling cavity of each battery 9 is in communication with the cooling cavity of the charger 11, and the cooling cavity of the charger 11 is connected with the water return main pipe of the first water cooling unit 1 through the expansion tank 7. The outlet end of the cooling cavity of the charger 11 is provided with a three-way valve, the first port of the three-way valve is connected with the exhaust end of the expansion tank 7, the second port of the three-way valve is connected with the water return main pipe of the first water cooling unit 1, and the connection end is provided with a control valve 5. The water outlet of the expansion tank 7 is connected with the water return main pipe of the first water cooling unit 1.

[0031] The second circulating pipeline 4 comprises two parallel first branches, and a control valve 5 is arranged on each first branch; one end of each first branch is communicated with the water outlet main pipe of the second water cooling unit 2, and the other end is respectively communicated with the controller of the electric control assembly 10 and the cooling cavity of the driving motor; the water outlet of the controller of the electric control assembly 10 and the cooling cavity of the driving motor is communicated with the water return pipe of the electric control assembly 10, and an expansion tank 7 is arranged between the water return pipe of the electric control assembly 10 and the water return main pipe of the second water cooling unit 2; the water return pipe of the electric control assembly 10 is provided with a three-way valve, the first port of the three-way valve is connected with the exhaust end of the expansion tank 7, the second port of the three-way valve is connected with the water return main pipe of the second water cooling unit 2, and the connecting end is provided with a control valve 5, and the water outlet of the expansion tank 7 is connected with the water return main pipe of the second water cooling unit 2; in a specific embodiment, the control valve 5 is a flow regulating valve, and the flow of the cooling liquid can be adjusted.

[0032] The utility model also provides a kind of electric well repair machine thermal management method, comprising the following steps:

[0033] When the working temperature of battery 9 or electric control assembly 10 is increased in winter, close control valve 5, and start the corresponding fan 8 to realize heat dissipation.

[0034] When the temperature of battery 9 or electric control assembly 10 is too low in winter, open control valve 5, start the heating of electric heating wire in the cooling liquid in the corresponding circulating pipeline, and deliver to the cooling cavity of battery 9 or electric control assembly 10 to realize temperature increase.

[0035] When the working temperature of battery 9 or electric control assembly 10 is increased in summer, open control valve 5, and use the corresponding water cooling unit to cool the cooling liquid, and cool battery 9 or electric control assembly 10 through circulating pipeline; when the cooling liquid is too high in temperature and too large in pressure due to heat exchange with battery 9 or electric control assembly 10, close control valve 5 at water return main pipe, so that the cooling liquid flows into expansion tank 7, exhausts to reduce pressure, and then flows into water cooling unit; the cooling liquid can also be supplemented into water cooling unit through expansion tank 7, and the cooling liquid used in the utility model is water.

[0036] The principle and implementation mode of the utility model are described by applying specific examples in the utility model, and the above embodiment is only used to help understand the method and core idea of the utility model; meanwhile, for general technical personnel in the field, the specific implementation mode and application range will be changed according to the idea of the utility model. In conclusion, the content of the specification should not be understood as the limitation of the utility model.

Claims

1. An electric workover rig thermal management system, characterized by: The utility model relates to a water-cooled unit, fan and water-cooled unit for battery and electric control assembly, and belongs to the technical field of battery and electric control assembly cooling. The utility model discloses a water-cooled unit, fan and water-cooled unit for battery and electric control assembly, and belongs to the technical field of battery and electric control assembly cooling. The utility model discloses a water-cooled unit, fan and water-cooled unit for battery and electric control assembly, and belongs to the technical field of battery and electric control assembly cooling.

2. The electric workover rig thermal management system of claim 1, wherein: The utility model discloses a water-cooled unit, fan and water-cooled unit for battery and electric control assembly, and belongs to the technical field of battery and electric control assembly cooling.

3. The electric workover rig thermal management system of claim 1, wherein: The utility model discloses a water-cooled unit, fan and water-cooled unit for battery and electric control assembly, and belongs to the technical field of battery and electric control assembly cooling.

4. The electric workover rig thermal management system of claim 2, wherein: The utility model discloses a water-cooled unit, fan and water-cooled unit for battery and electric control assembly, and belongs to the technical field of battery and electric control assembly cooling.

5. The electric workover rig thermal management system of claim 4, wherein: The utility model discloses a water-cooled unit, fan and water-cooled unit for battery and electric control assembly, and belongs to the technical field of battery and electric control assembly cooling.

6. The electric workover rig thermal management system of claim 4, wherein: The utility model discloses a water-cooled unit, fan and water-cooled unit for battery and electric control assembly, and belongs to the technical field of battery and electric control assembly cooling.

7. The electric workover rig thermal management system of claim 2, wherein: The utility model discloses a water-cooled unit, fan and water-cooled unit for battery and electric control assembly, and belongs to the technical field of battery and electric control assembly cooling.

8. The electric workover rig thermal management system of claim 7, wherein: The utility model discloses a water-cooled unit, fan and water-cooled unit for battery and electric control assembly, and belongs to the technical field of battery and electric control assembly cooling.

9. The electric workover rig thermal management system of claim 7, wherein: The utility model discloses a water-cooled unit, fan and water-cooled unit for battery and electric control assembly, and belongs to the technical field of battery and electric control assembly cooling. The utility model discloses a water-cooled unit, fan and water-cooled unit for battery and electric control assembly, and belongs to the technical field of battery and electric control assembly cooling. The utility model discloses a water-cooled unit, fan and water-cooled unit for battery and electric control assembly, and belongs to the technical field of battery and electric control assembly cooling. The utility model discloses a water-cooled unit, fan and water-cooled unit for battery and electric control assembly, and belongs to the technical field of battery and electric control assembly cooling. The utility model discloses a water-cooled unit, fan and water-cooled unit for battery and electric control assembly, and belongs to the technical field of battery and electric control assembly cooling. The utility model discloses a water-cooled unit, fan and water-cooled unit for battery and electric control assembly, and belongs to the technical field of battery and electric control assembly cooling.