WO2017152300A1 - Enveloppe de refroidissement à eau pour servomoteur et ses procédés de fabrication - Google Patents

Enveloppe de refroidissement à eau pour servomoteur et ses procédés de fabrication Download PDF

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Publication number
WO2017152300A1
WO2017152300A1 PCT/CN2016/000213 CN2016000213W WO2017152300A1 WO 2017152300 A1 WO2017152300 A1 WO 2017152300A1 CN 2016000213 W CN2016000213 W CN 2016000213W WO 2017152300 A1 WO2017152300 A1 WO 2017152300A1
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WO
WIPO (PCT)
Prior art keywords
water
cylinder
hole
passing
servo motor
Prior art date
Application number
PCT/CN2016/000213
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English (en)
Chinese (zh)
Inventor
孙建明
Original Assignee
孙建明
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN201610128291.1A external-priority patent/CN105553171A/zh
Priority claimed from CN201620277024.6U external-priority patent/CN205453374U/zh
Application filed by 孙建明 filed Critical 孙建明
Publication of WO2017152300A1 publication Critical patent/WO2017152300A1/fr

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
    • H02K5/203—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium specially adapted for liquids, e.g. cooling jackets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/14—Casings; Enclosures; Supports

Definitions

  • the invention relates to a water-cooled casing of a servo motor and a manufacturing process thereof.
  • the rare earth magnet in the servo motor used in electric vehicles loses magnetism when the temperature exceeds 100 °C. Therefore, the servo motor needs to use a water-cooled casing.
  • the water-cooling casing of the existing servo motor is manufactured by first obtaining the inner casing and the outer casing by low-pressure casting, then coiling the copper pipe outside the inner casing, and finally fixing the outer casing to the outer side of the copper pipe.
  • the disadvantages are: high manufacturing cost and low efficiency.
  • a first technical solution for achieving the object of the present invention is: a water-cooled casing of a servo motor, comprising a cylinder body and a head; a plurality of inner and outer walls of the cylinder body are disposed between the cylinder body and distributed in the circumferential direction of the cylinder body a water-passing hole at both end faces of the body, a plurality of water-passing holes are provided on both end faces of the cylinder body, and all the water-passing holes and the water-passing water tank are connected to form a single water flow passage; the notch of the water-passing tank is sealed by the sealing head .
  • the number of the sealing heads is consistent with the number of the water-passing tanks, and one-to-one correspondence;
  • the limiting groove of the through-water tank of the cylinder body is provided with a limiting step, and the sealing head is sealed Fixed on the limit step.
  • the head is provided with two pieces, and the shape of the head is consistent with the shape of the end surface of the barrel; one of the heads is provided with a water inlet pipe And a large through hole or notch of the water outlet pipe, or one of the two small through holes or notches which can respectively pass through the inlet pipe and the outlet pipe, or one of the two heads can pass through the inlet pipe Or small through holes or notches of the water outlet pipe; the two sealing heads are respectively sealed and fixed on both end faces of the cylinder body.
  • a preferred technical solution of the cylinder is that the inner wall of the water-passing hole of the cylinder is provided with internal teeth.
  • the inner teeth of the inner wall of the water-passing hole of the cylinder have a straight strip shape distributed along the circumferential direction of the cylinder body, or an annular shape distributed along the axial direction of the cylinder body, or a spiral shape extending in the axial direction of the cylinder body. .
  • the manufacturing process of the water-cooled casing of the above servo motor includes the following steps:
  • a long tube having a plurality of water-passing holes distributed in the circumferential direction and extending through the end faces of both ends is extruded by profile extrusion;
  • the long pipe is cut into a suitable length.
  • the through-water tank is machined on both end faces of the cylinder so that all the water-passing holes and the water-passing tank are connected into a single water flow channel; when the number of water-passing holes of the cylinder body is a double number: two of each water-passing hole The end portions are respectively connected to the ends of the two water-passing holes on both sides of the water-passing hole and adjacent to the water-passing holes through a through-water tank disposed on the end surface of the cylinder body, wherein the two water-passing holes in the same water-passing tank The end of the hole is used for water inlet and outlet, respectively, and the slots of the remaining through water tank are sealed by a sealing head to form a single water flow passage between the inlet and the outlet;
  • the production of the head the number of the head is consistent with the number of the water tank, and one-to-one correspondence, the slot of the through-water tank of the cylinder is provided with a limit step, the seal is sealed and fixed on the limit step;
  • the shape of the head is consistent with the shape of the end surface of the cylinder, and the two heads are respectively sealed and fixed on both end faces of the cylinder, and one of the heads is provided with a water inlet pipe And a large through hole or notch of the water outlet pipe, or one of the two small through holes or notches which can respectively pass through the inlet pipe and the outlet pipe, or one of the two heads can pass through the inlet pipe Or a small through hole or gap in the water outlet.
  • Both the barrel and the head are made of a deformed aluminum alloy.
  • a second technical solution for achieving the object of the present invention is: a water-cooled casing of a servo motor, comprising a cylinder body and a head; a water inlet hole, a water outlet hole and a plurality of water inlet holes are provided between the inner and outer walls of the cylinder body a water passing hole; the water inlet hole and the water outlet hole are disposed adjacent to each other; the inlet of the water inlet hole and the outlet of the water outlet hole are disposed on an outer circumferential surface of the cylinder; the inlet of the water inlet hole and the inlet of the water outlet hole are both disposed
  • the water-passing holes are distributed along the circumferential direction of the cylinder and extend through the end faces of the two ends of the cylinder; the end faces of the two ends of the cylinder are provided with a plurality of water-passing holes; The water outlet and all the water holes are connected by a water-passing tank to form a single liquid passage; the notch of the water-passing tank is sealed by
  • the inlet of the water inlet hole and the outlet of the water outlet hole are close to the same end of the cylinder; when the number of the water-passing holes of the cylinder is a single number, the inlet hole is The outlets of the inlet and the outlet are respectively adjacent to the ends of the cylinder.
  • a through-hole is provided in the cylinder at a position avoiding the liquid passage.
  • a first preferred technical solution of the sealing head is that a limiting step is provided at the notch of the through-water tank of the cylinder, and each of the limiting steps is sealed and fixed with a sealing head.
  • the head is provided with two pieces, and the shape of the head is consistent with the shape of the end surface of the barrel; the two heads are respectively sealed and fixed to the two of the barrel On the end face.
  • the inner wall of the water-passing hole of the cylinder is provided with internal teeth.
  • the inner teeth of the inner wall of the water-passing hole of the cylinder have a straight strip shape distributed along the circumferential direction of the cylinder body, or an annular shape distributed along the axial direction of the cylinder body, or a spiral shape extending in the axial direction of the cylinder body. .
  • the cylinder is made of a deformed aluminum alloy.
  • the head is an aluminum alloy or a rubber or plastic part.
  • a pipe joint is sealed and fixed in the inlet of the water inlet hole of the cylinder and the outlet of the water outlet hole.
  • the manufacturing process of the water-cooled casing of the above servo motor includes the following steps:
  • a long tube having a plurality of water-passing holes distributed in the circumferential direction and extending through the end faces of both ends is extruded by profile extrusion;
  • the long pipe is cut into a suitable length.
  • the water inlet hole and the water outlet hole are processed on the cylinder body, and the inlet of the water inlet hole and the outlet of the water outlet hole are all disposed on the outer circumferential surface of the cylinder body, and the inlet of the water inlet hole and the inlet of the water outlet hole are disposed in the cylinder body.
  • the present invention has the following beneficial effects: (1) The invention has the advantages of clever structure, simple processing technology, low manufacturing cost and high efficiency.
  • the inner wall of the water-passing hole of the cylinder of the present invention is provided with internal teeth, which can increase the heat exchange area and effectively improve the cooling efficiency.
  • the invention has the advantages of ingenious structure, simple processing technology, low manufacturing cost and high efficiency, and the inlet of the water inlet hole and the outlet of the water outlet hole are all disposed on the outer peripheral surface of the cylinder body to facilitate the arrangement of the water pipe.
  • the cylinder of the invention is made of a deformed aluminum alloy, which is convenient for extrusion casting, simplifies the production process, and has good heat conduction effect.
  • Fig. 1 is a schematic view showing the structure of a cylinder according to a first embodiment of the present invention.
  • Figure 2 is a rear elevational view of Figure 1.
  • Fig. 3 is a perspective view of Fig. 1;
  • Fig. 4 is a schematic view showing the structure of the cylinder of the first embodiment of the present invention before the through-sink is processed.
  • Fig. 6 is a schematic view showing the structure of a fifth embodiment of the present invention.
  • Figure 7 is a plan view of Figure 6.
  • Figure 8 is a schematic exploded view of Embodiment 5 of the present invention.
  • Fig. 9 is a schematic structural view of a cylinder according to a fifth embodiment of the present invention.
  • Figure 10 is a plan view of Figure 9.
  • Figure 11 is a schematic view showing the structure of a blank of a cylinder of Example 5 of the present invention.
  • Figure 12 is a schematic view showing the structure of Embodiment 6 of the present invention.
  • Figure 13 is a plan view of Figure 12 .
  • Figure 14 is a schematic exploded view of Embodiment 6 of the present invention.
  • Figure 15 is a schematic view showing the structure of a cylinder of Embodiment 6 of the present invention.
  • Figure 16 is a plan view of Figure 15.
  • Figure 17 is a schematic view showing the structure of a blank of a cylinder of Example 6 of the present invention.
  • the water-cooled casing of the servo motor of the present embodiment includes a cylinder 1 and a head 2.
  • Both the barrel 1 and the head 2 are made of a deformed aluminum alloy.
  • a plurality of water-passing holes 13 are arranged between the inner and outer walls of the tubular body 1 and extending through the circumferential end faces of the tubular body 1 , and a plurality of water-passing holes 14 are defined in the end faces of the tubular body 1 . All of the water passage holes 13 and the water passage 14 are connected to form a single water flow passage. The notch of the through water tank 14 is sealed by the sealing head 2.
  • the number of the water-passing holes 13 of the tubular body 1 is a double number: the two end portions of each of the water-passing holes 13 are respectively communicated on the two sides of the water-passing hole 13 through a through-water tank 14 disposed on the end surface of the cylindrical body 1 and The ends of the two water-passing holes 13 adjacent thereto, wherein the ends of the two water-passing holes 13 in the same water-passing tank 14 are respectively used for water inlet and outlet, and the slots of the remaining water-passing tanks 14 pass through the header 2 Sealed to form a single water flow path between the incoming and outgoing water.
  • the number of the heads 2 is the same as the number of the through water tanks 14, and corresponds one-to-one.
  • a limiting step 16 is defined at the notch of the through-water tank 14 of the cylinder 1, and the sealing head 2 is sealed and fixed on the limiting step 16.
  • a long tube having a plurality of water-passing holes 13 distributed in the circumferential direction and extending through the end faces of both ends is extruded by profile extrusion.
  • the water tank 14 is machined on both end faces of the cylinder 1, so that all the water holes 13 and the water tank 14 are connected to form a single water flow passage.
  • the number of the heads 2 is the same as the number of the through water tanks 14, and corresponds one-to-one.
  • a limiting step 16 is defined at the notch of the through-water tank 14 of the cylinder 1, and the sealing head 2 is sealed and fixed on the limiting step 16.
  • This embodiment is basically the same as Embodiment 1, except that the number of the water-passing holes 13 of the cylindrical body 1 is singular: two ends of a pair of adjacent water-passing holes 13 not at the same end are respectively used for Water and effluent, the ends of each of the remaining water-passing holes 13 are respectively connected to the two water-passing holes 13 on both sides of the tubular body 1 through a through-water tank 14 disposed on the end surface of the cylindrical body 1, respectively.
  • the notch of the water tank 14 is sealed by the head 2 to form a single water flow path between the inlet and the outlet.
  • This embodiment is basically the same as Embodiment 1, except that the inner wall of the water-passing hole 13 of the cylinder 1 is provided with internal teeth.
  • the internal teeth have a straight strip shape distributed in the circumferential direction of the cylindrical body 1, or an annular shape distributed in the axial direction of the cylindrical body 1, or a spiral shape extending in the axial direction of the cylindrical body 1.
  • This embodiment is basically the same as Embodiment 1, except that the head 2 is provided with two pieces, and the shape of the head 2 is identical to the shape of the end face of the barrel 1.
  • the two sealing heads 2 are respectively fixedly fixed on both end faces of the cylinder body 1.
  • One of the sealing heads 2 is provided with a large through hole or a notch capable of passing through the inlet pipe and the outlet pipe at the same time, or one of the sealing heads 2 is provided Two small through holes or notches that can pass through the inlet and outlet pipes, respectively, or two small through holes or notches that can pass through the inlet or outlet pipe, respectively.
  • the cylinder 1 is made of a deformed aluminum alloy.
  • the head 2 is an aluminum alloy or a rubber piece.
  • a water inlet hole 11, a water outlet hole 12 and a plurality of water holes 13 are provided between the inner and outer walls of the cylinder 1.
  • the water inlet hole 11 is disposed adjacent to the water outlet hole 12.
  • Both the inlet of the water inlet hole 11 and the outlet of the water outlet hole 12 are provided on the outer peripheral surface of the cylindrical body 1.
  • Both the outlet of the water inlet hole 11 and the inlet of the water outlet hole 12 are provided on the end surface of the cylindrical body 1.
  • the water passing hole 13 is distributed along the circumferential direction of the cylinder 1 and penetrates the two of the cylinder 1 End face.
  • a plurality of through water tanks 14 are provided on both end faces of the cylindrical body 1.
  • the water inlet hole 11, the water outlet hole 12, and all the water passing holes 13 are connected by a water passage 14 to form a single liquid passage.
  • the number of the water passing holes 13 is a double number, and the inlet of the water inlet hole 11 and the outlet of the water outlet hole 12 are close to the same end of the cylindrical body 1.
  • a through-hole 15 is provided at a position on the cylinder 1 away from the liquid passage.
  • a limiting step 16 is defined at the slot of the through water tank 14, and each of the limiting steps 16 is sealed and fixed with a sealing head 2.
  • the pipe joint 3 is sealed and fixed in the inlet of the water inlet hole 11 of the cylinder 1 and the outlet of the water outlet hole 12.
  • a long tube having a plurality of water-passing holes 13 distributed in the circumferential direction and extending through the end faces of both ends is extruded by profile extrusion;
  • the long pipe is cut into a suitable length 1 of the casing, as shown in FIG.
  • the water inlet hole 11 and the water outlet hole 12 are machined in the cylinder 1, and the inlet of the water inlet hole 11 and the outlet of the water outlet hole 12 are both disposed on the outer circumferential surface of the cylinder body 1, the outlet of the water inlet hole 11 and the water outlet hole 12
  • the inlets are all disposed on the end faces of the cylindrical body 1; then the water-passing tanks 14 are formed on both end faces of the cylindrical body 1, so that the water inlet holes 11, the water outlet holes 12, and all the water-passing holes 13 are connected through the water-passing tank 14 to form a single unit.
  • the cooling water pipe or the heat transfer oil pipe is connected to the pipe joint 3 on the water inlet hole 11 and the water outlet hole 12, and the heat of the motor is passed through the liquid passage through the water passage or the heat conduction oil to cool the motor.
  • the embodiment is basically the same as the embodiment 5, except that the number of the water passing holes 13 of the cylinder 1 is singular: the inlet of the water inlet hole 11 and the outlet of the water outlet hole 12 are respectively close to the cylinder Both ends of the body 1.
  • This embodiment is basically the same as the embodiment 5 except that the inner wall of the water-passing hole 13 of the cylinder 1 is provided with internal teeth.
  • the internal teeth have a straight strip shape distributed in the circumferential direction of the cylindrical body 1, or an annular shape distributed in the axial direction of the cylindrical body 1, or a spiral shape extending in the axial direction of the cylindrical body 1.
  • This embodiment is basically the same as Embodiment 5 except that the head 2 is provided with two pieces, and the shape of the head 2 is identical to the shape of the end face of the barrel 1.
  • the two heads 2 are respectively sealed and fixed on both end faces of the cylinder 1.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Motor Or Generator Cooling System (AREA)
  • Motor Or Generator Frames (AREA)

Abstract

L'invention concerne une enveloppe de refroidissement à eau pour un servomoteur et ses procédés de fabrication, ladite enveloppe de refroidissement à eau pour un servomoteur comprenant un corps cylindrique (1) et des têtes d'étanchéité (2) ; une pluralité de trous de passage d'eau (13) sont ménagés entre des parois interne et externe du corps cylindrique (1), la pluralité de trous de passage d'eau sont distribués le long du corps cylindrique (1) de façon circonférentielle et pénètrent dans les surfaces d'extrémité des deux extrémités du corps cylindrique (1) ; une pluralité de canaux de passage d'eau (14) sont ménagés sur les surfaces d'extrémité des deux extrémités du corps cylindrique (1) ; tous les trous de passage d'eau (13) et tous les canaux de passage d'eau (14) sont reliés en tant que trajet d'écoulement d'eau unique ; des orifices des canaux de passage d'eau (14) sont scellés par les têtes d'étanchéité (2). L'enveloppe présente des procédés de fabrication simples, de faibles coûts de fabrication et une efficacité élevée.
PCT/CN2016/000213 2016-03-07 2016-04-22 Enveloppe de refroidissement à eau pour servomoteur et ses procédés de fabrication WO2017152300A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN201610128291.1 2016-03-07
CN201610128291.1A CN105553171A (zh) 2016-03-07 2016-03-07 一种伺服电机的水冷机壳及其制造工艺
CN201620277024.6U CN205453374U (zh) 2016-04-05 2016-04-05 一种伺服电机的水冷机壳
CN201620277024.6 2016-04-05

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Publication Number Publication Date
WO2017152300A1 true WO2017152300A1 (fr) 2017-09-14

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PCT/CN2016/000213 WO2017152300A1 (fr) 2016-03-07 2016-04-22 Enveloppe de refroidissement à eau pour servomoteur et ses procédés de fabrication

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WO (1) WO2017152300A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107947475A (zh) * 2017-11-30 2018-04-20 广东葆德科技有限公司 一种散热性电机
CN112117856A (zh) * 2019-06-19 2020-12-22 苏州朗高电机有限公司 一种灌封式水冷机壳的灌封口结构
CN114435098A (zh) * 2022-02-10 2022-05-06 南京金龙客车制造有限公司 一种电动汽车驱动系统
US11438861B2 (en) 2018-10-15 2022-09-06 Here Global B.V. Using motion state of mobile device for position estimate

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202076876U (zh) * 2011-05-16 2011-12-14 张金锋 液冷式马达及其外壳
CN102820752A (zh) * 2011-06-08 2012-12-12 福建福安闽东亚南电机有限公司 混合动力车用水冷异步电机
CN103812259A (zh) * 2014-02-26 2014-05-21 安徽安凯汽车股份有限公司 一种电动客车驱动电机的液冷机壳
CN104518614A (zh) * 2015-01-16 2015-04-15 上海中科深江电动车辆有限公司 驱动电机液冷冷却装置和驱动电机
CN105207398A (zh) * 2015-09-18 2015-12-30 郑州宇通客车股份有限公司 液冷电机壳体及电机

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202076876U (zh) * 2011-05-16 2011-12-14 张金锋 液冷式马达及其外壳
CN102820752A (zh) * 2011-06-08 2012-12-12 福建福安闽东亚南电机有限公司 混合动力车用水冷异步电机
CN103812259A (zh) * 2014-02-26 2014-05-21 安徽安凯汽车股份有限公司 一种电动客车驱动电机的液冷机壳
CN104518614A (zh) * 2015-01-16 2015-04-15 上海中科深江电动车辆有限公司 驱动电机液冷冷却装置和驱动电机
CN105207398A (zh) * 2015-09-18 2015-12-30 郑州宇通客车股份有限公司 液冷电机壳体及电机

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107947475A (zh) * 2017-11-30 2018-04-20 广东葆德科技有限公司 一种散热性电机
US11438861B2 (en) 2018-10-15 2022-09-06 Here Global B.V. Using motion state of mobile device for position estimate
CN112117856A (zh) * 2019-06-19 2020-12-22 苏州朗高电机有限公司 一种灌封式水冷机壳的灌封口结构
CN114435098A (zh) * 2022-02-10 2022-05-06 南京金龙客车制造有限公司 一种电动汽车驱动系统

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