CN109113849B - A kind of radiator liquid-injection equipment - Google Patents
A kind of radiator liquid-injection equipment Download PDFInfo
- Publication number
- CN109113849B CN109113849B CN201810984502.0A CN201810984502A CN109113849B CN 109113849 B CN109113849 B CN 109113849B CN 201810984502 A CN201810984502 A CN 201810984502A CN 109113849 B CN109113849 B CN 109113849B
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- Prior art keywords
- turntable
- rack
- gear
- slide bar
- radiator
- Prior art date
- Legal status (The legal status 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 status listed.)
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- 238000002347 injection Methods 0.000 title claims abstract description 18
- 239000007924 injection Substances 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 240000007643 Phytolacca americana Species 0.000 claims abstract description 15
- 230000037452 priming Effects 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000008094 contradictory effect Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 230000008676 import Effects 0.000 claims 1
- 230000002045 lasting effect Effects 0.000 abstract description 3
- 239000012530 fluid Substances 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000005484 gravity Effects 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000010412 perfusion Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/02—Liquid-coolant filling, overflow, venting, or draining devices
- F01P11/0204—Filling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
Present patent application is related to auto parts and components manufacture field, disclose a kind of radiator liquid-injection equipment, including rack, turntable, power device and priming device are equipped in rack, turntable is evenly distributed with radial slot and placing groove, and power device includes motor, first gear, second gear, cam, rotating bar and poke rod, and priming device includes cylinder and water tank, the first slide bar, the second slide bar and vertical bar are slidably connected in rack, the second slide bar is equipped with convex block；Placing tube is additionally provided in rack, the bottom of placing tube is corresponding on turntable.The lasting rotation of turntable, can be such that the radiator in placing tube successively falls in the placing groove of turntable, and as the rotation of turntable is successively filled the water.This programme structure novel realizes the continuous operation of radiator fluid injection, improves work efficiency, and ensure that the quantitative liquid-filling to each water tank.
Description
Technical field
The present invention relates to auto parts and components manufacture field more particularly to a kind of radiator liquid-injection equipments.
Background technique
Radiator is also known as radiator, is the important component of automobile engine, while being also in automobile cooling system
Critical part；Its function is to distribute heat, and cooling water absorbs heat in water jacket, is dispersed heat after flowing to radiator, then return
Heat is absorbed in water jacket, loops back and forth like this to achieve the effect that temperature adjustment of radiating.Water tank needs topped up with water when leaving the factory, protects
Cooling effect is held, filled the water using manually water pipe is inserted into water tank in the prior art, it, can not but when artificial recharge
It realizes cooling water quantitative perfusion, is all until relying on the supervisor of oneself to judge to fill, furthermore the efficiency of artificial recharge is relatively low.
Summary of the invention
The invention is intended to provide a kind of vehicle water tank liquid-injection equipment, when manually being filled the water in the prior art into water tank with overcoming,
The problem of cannot achieve cooling water quantitative perfusion.
In order to achieve the above objectives, basic scheme of the invention is as follows: a kind of radiator liquid-injection equipment, including rack, institute
It states and is equipped with turntable, power device and priming device in rack, the turntable rotation connection is on the rack, uniform on the turntable
Several radial slots are distributed with, placing groove is offered between the adjacent radial slot, annular pallet, institute are equipped with below the turntable
Annular pallet is stated to be fixedly connected on the rack；The power device includes the motor being fixedly connected on the rack, the motor
Output shaft is coaxially connected with first gear, and the first gear is engaged with second gear, and the second gear is coaxially connected with convex
Wheel and rotating bar, the end of the rotating bar are fixedly connected with the poke rod for cooperating radial slot；The priming device packet
Cylinder and water tank are included, snorkel is connected between the cylinder and water tank, the bottom of the water tank is connected with water outlet
Pipe, the interior sliding of the cylinder is through there is piston rod, and one end that the piston rod protrudes into cylinder is equipped with piston, and the piston rod stretches out
Part outside cylinder is equipped with the first rack gear；It is fixedly connected with fixed block in the rack, is slidably connected on the fixed block
One slide bar, first slide bar are fixedly connected with vertical bar far from one end of fixed block, and the vertical bar is far from the first slide bar
One end is fixedly connected with the second slide bar, and second slide bar is fixedly connected with convex block far from one end of vertical bar, and the convex block begins
It keeps contradicting with cam eventually；Fixing sleeve is connected to metallic sheath on first slide bar, is connected between the metallic sheath and fixed block
Spring；First slide bar is equipped with the second rack gear far from one end of vertical bar, and second rack gear is engaged with third gear, described
Third gear is engaged with the first rack gear；The placing tube for holding vehicles water tank is additionally provided in the rack, the placing tube
Upper bottom surface offers inlet and outlet respectively, and the outlet of the placing tube is corresponding with the placing groove on turntable.
The technical principle of this programme: radiator to be filled the water is sequentially placed in placing tube, and radiator is being placed
In being vertically arranged in cylinder, offset positioned at the radiator of placing tube bottommost and the upper surface of turntable.It is then turned on motor, motor
First gear rotation is driven, first gear rotation drives the second gear rotation engaged, and second gear rotation drives and it
Coaxially connected rotating bar and cam rotate synchronously, and rotating bar rotation drives the poke rod rotation of turning rod end, poke rod
It during rotation, gradually extend into the radial slot of turntable, and offsets with the inner wall of radial slot, turntable is pushed away poke rod
Under movement is used, the rotation of certain angle occurs, poke rod continues to rotate, and gradually detaches out of turntable radial slot；?
During turntable rotates, one of placing groove on turntable rotates with it the lower section of placing tube, is located at placing tube most bottom
The radiator in portion is fallen in the placing groove on turntable, under turntable under the effect of gravity from the outlet of placing tube bottom
The annular pallet of side is supported radiator；Turntable persistently rotates, and drives the radiator in placing groove mobile, makes vapour
Vehicle water tank is moved to the lower section of water tank.
In the course of rotation, cam offsets with convex block cam always, when the protrusion of cam and convex block are inconsistent, pushes
Second sliding bar, since the second slide bar is fixedly connected with the first slide bar by vertical bar, three can regard an entirety as, the
Two slide bars drive the synchronization of the first slide bar to move during sliding, and vertical bar is fastened on the one of radial of turntable
In slot, turntable is limited, also, during the protrusion of cam and convex block offset, poke rod and radial slot are detached from, turntable
Temporarily cease rotation；Simultaneously as metallic sheath 62 is fixedly connected with the first slide bar 6, the first slide bar 6 during the motion so that
62 synchronous slide of metallic sheath, metallic sheath 62 stretch spring 63 during sliding into；Also, the movement of the first slide bar 6 makes
The second rack gear 64 is obtained to move, the second rack drives third gear rotation, third gear rotation drives the first rack gear mobile, from
And making piston rod that piston be pushed to slide into cylinder, cylinder passes through snorkel air-blowing into water tank, and the water in water injecting tank is in gas
It under the action of pressure difference, is injected into radiator through outlet pipe, completes the water filling to a radiator.
This programme the utility model has the advantages that the lasting rotation of 1, turntable, can be such that the radiator in placing tube successively falls on and turn
In the placing groove of disk, and as the rotation of turntable is successively filled the water, continuous operation is improved work efficiency.2, it is filling the water
During, vertical bar is fastened in radial slot, is limited to turntable, prevents turntable from sending out during radiator water filling
Raw rotation.3, the residence time each time of turntable is identical, so that guarantee is identical to the water injection rate of each radiator, it is real
Now to the quantitative liquid-filling of radiator.
Further, the annular pallet is equipped with opening, and the lower section of the opening is equipped with conveyer belt.When water tank is completed
After the fluid injection of radiator, turntable is continued to rotate, and drives the radiator in placing groove mobile, when radiator is moved to
When the opening of annular pallet, annular pallet is detached from the support to radiator, radiator under the action of its own gravity,
It falls on the conveyer belt below the opening of annular pallet, is transported out.
Further, several spin are rotatably connected on the annular pallet.Spin can be such that radiator and annular holds in the palm
The sliding friction that disk occurs to occur when relative displacement becomes rolling friction, smoothly drives radiator mobile convenient for turntable, and
And it reduces radiator and is worn in moving process.
Further, cylindrical engaging set is socketed in the vertical bar, it is described to engage on the diameter and turntable covered
The internal diameter of radial slot is identical.Engaging set in vertical bar is fastened in radial slot, is limited to turntable, is prevented turntable in automobile
It rotates during water tank with water.
Further, the transmission ratio of the first gear and second gear is 2:1.It is driven more stable.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of radiator liquid-injection equipment of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the annular pallet in a kind of radiator liquid-injection equipment of the embodiment of the present invention.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail:
Appended drawing reference in Figure of description include: turntable 1, radial slot 11, placing groove 12, annular pallet 2, spin 21,
Be open 22, first gear 3, second gear 31, cam 32, rotating bar 33, poke rod 34, cylinder 4, piston rod 41, the first rack gear
42, third gear 43, water tank 5, snorkel 51, outlet pipe 52, the first slide bar 6, fixed block 61, metallic sheath 62, spring 63,
Two rack gears 64, the second slide bar 7, convex block 71, vertical bar 72, placing tube 8, radiator 81, conveyer belt 9.
Embodiment is basic as shown in attached drawing 1 to 2: a kind of radiator liquid-injection equipment, including rack, is equipped with turntable in rack
1, power device and priming device, turntable 1 are rotatablely connected on the rack, and several radial slots 11, phase are evenly distributed on turntable 1
Placing groove 12 is offered between adjacent radial slot 11, annular pallet 2 is equipped with below turntable 1, and annular pallet 2 is fixedly connected on rack
On, annular pallet 2 be equipped with opening 22, be open 22 lower section be equipped with conveyer belt 9；Power device includes being fixedly connected on the rack
Motor, the output shaft of motor is coaxially connected with first gear 3, and first gear 3 is engaged with second gear 31, and second gear 31 is same
Axis connection has cam 32 and rotating bar 33, and the end of rotating bar 33 is fixedly connected with the poke rod for cooperating radial slot 11
34；Priming device includes cylinder 4 and water tank 5, and snorkel 51, the bottom of water tank 5 are connected between cylinder 4 and water tank 5
Portion is connected with outlet pipe 52, and through there is piston rod 41, one end that piston rod 41 protrudes into cylinder 4 is equipped with piston, living for sliding in cylinder 4
Part outside 41 stretches out cylinder 4 of stopper rod is equipped with the first rack gear 42；It is fixedly connected with fixed block 61 in rack, is slided on fixed block 61
It is connected with the first slide bar 6, the first slide bar 6 is fixedly connected with vertical bar 72 far from one end of fixed block 61, and vertical bar 72 is far from
One end of one slide bar 6 is fixedly connected with the second slide bar 7, and the second slide bar 7 is fixedly connected with convex block 71 far from one end of vertical bar 72,
Convex block 71 keeps contradicting with cam 32 always；Fixing sleeve is connected to metallic sheath 62 on first slide bar 6, metallic sheath 62 and fixed block 61 it
Between be connected with spring 63；First slide bar 6 is equipped with the second rack gear 64 far from one end of vertical bar 72, and the second rack gear 64 is engaged with third
Gear 43, third gear 43 are engaged with the first rack gear 42；It is additionally provided with the placing tube 8 for holding vehicles water tank 81 in rack, puts
The upper bottom surface for setting cylinder 8 offers inlet and outlet respectively, and the outlet of placing tube 8 is corresponding with the placing groove 12 on turntable 1.
Specifically, several spin 21 are rotatably connected on annular pallet 2.Cylindrical engaging is socketed in vertical bar 72
Set, the diameter for engaging set are identical as the internal diameter of radial slot 11 on turntable 1.First gear 3 and the transmission ratio of second gear 31 are
2:1。
This programme specific embodiment is as follows: radiator 81 to be filled the water being sequentially placed in placing tube 8, automobile water
Case 81, in being vertically arranged, offsets in placing tube 8 positioned at the radiator 81 of 8 bottommost of placing tube and the upper surface of turntable 1.So
After open motor, motor drives first gear 3 to rotate, and the rotation of first gear 3 drives the second gear 31 engaged to rotate, the
The rotation of two gears 31 drives the rotating bar 33 coaxially connected and cam 32 to rotate synchronously, and the rotation of rotating bar 33 drives rotation
The poke rod 34 of 33 end of bar rotates, and during poke rod 34 rotates, gradually extend into the radial slot 11 of turntable 1, and
It offsets with the inner wall of radial slot 11, under the impetus of poke rod 34 rotation of certain angle, poke rod 34 occur for turntable 1
It continues to rotate, and is gradually detached out of turntable 1 radial slot 11；During turntable 1 rotates, on turntable 1 wherein
One placing groove 12 rotates with it the lower section of placing tube 8, positioned at the radiator 81 of 8 bottommost of placing tube, in self gravity
Under the action of, it is fallen in the placing groove 12 on turntable 1 from the outlet of 8 bottom of placing tube, the annular pallet 2 of 1 lower section of turntable is to vapour
Vehicle water tank 81 is supported；Turntable 1 persistently rotates, and drives the radiator 81 in placing groove 12 mobile, makes radiator 81
It is moved to the lower section of water tank 5.
In the course of rotation, cam 32 offsets with convex block 71 cam 32 always, when protrusion and 71 phase of convex block of cam 32
When conflict, the sliding of the second slide bar 7 is pushed, since the second slide bar 7 is fixedly connected with the first slide bar 6 by vertical bar 72, San Zheke
To regard an entirety as, the second slide bar 7 drives the synchronization of the first slide bar 6 to move, vertical bar 72 engages during sliding
In one of radial slot 11 of turntable 1, turntable 1 is limited, also, the mistake that the protrusion of cam 32 and convex block 71 offset
Cheng Zhong, poke rod 34 and radial slot 11 are detached from, and turntable 1 temporarily ceases rotation；Simultaneously as metallic sheath 62 and the first slide bar 6 are solid
Fixed connection, during the motion, so that 62 synchronous slide of metallic sheath, metallic sheath 62 is during sliding into bullet for the first slide bar 6
Spring 63 is stretched；Also, the first slide bar 6 is mobile so that the second rack gear 64 moves, and the second rack gear 64 is mobile to drive third
Gear 43 rotates, and it is mobile that the rotation of third gear 43 drives the first rack gear 42, so that piston rod 41 be made to push piston sliding into cylinder 4
Dynamic, cylinder 4 passes through the air-blowing into water tank 5 of snorkel 51, and the water in water injecting tank is under the action of draught head, through 52 note of outlet pipe
Enter into radiator 81, completes the water filling to a radiator 81.
Cam 32 in the course of rotation, when the protrusion of cam 32 and convex block 71, which are detached from, to be contradicted, in the elastic force of spring 63
Under the action of, the first slide bar 6 drives the second slide bar 7 and vertical bar 72 is moved to initial position, and vertical bar 72 is detached to turntable 1
It is limited, turntable 1 continues to rotate, and drives the radiator 81 in placing groove 12 mobile, when radiator 81 is moved to ring
When at the opening 22 of shape pallet 2, annular pallet 2 is detached from the support to radiator 81, and radiator 81 is in its own gravity
Under effect, falls on the conveyer belt 9 of 22 lower section of opening of annular pallet 2, be transported out.
The lasting rotation of turntable 1 can be such that the radiator 81 in placing tube 8 successively falls in the placing groove 12 of turntable 1,
And as the rotation of turntable 1 is successively filled the water, continuous operation is improved work efficiency, and can guarantee in each water tank
Water injection rate be consistent.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific technical solution were not made herein in scheme
More descriptions.It should be pointed out that for those skilled in the art, under the premise of not departing from present invention knot technical solution, also
Several modifications and improvements can be made, these also should be considered as protection scope of the present invention, these all will not influence of the invention real
The effect and patent practicability applied.The scope of protection required by this application should be based on the content of the claims, specification
In the records such as specific embodiment can be used for explaining the content of claim.
Claims (5)
1. a kind of radiator liquid-injection equipment, it is characterised in that: be equipped with including rack, in the rack turntable, power device with
And priming device, the turntable rotation connection on the rack, are evenly distributed with several radial slots, adjacent radial direction on the turntable
Placing groove is offered between slot, annular pallet is equipped with below the turntable, and the annular pallet is fixedly connected on the rack；It is described
Power device includes the motor being fixedly connected on the rack, and the output shaft of the motor is coaxially connected with first gear, and described
One gear is engaged with second gear, and the second gear is coaxially connected with cam and rotating bar, and the end of the rotating bar is solid
Surely it is connected with for the intermittent poke rod for driving turntable rotation；The priming device includes cylinder and water tank, the gas
Snorkel is connected between cylinder and water tank, the bottom of the water tank is connected with outlet pipe, and sliding runs through and has in the cylinder
Piston rod, one end that the piston rod protrudes into cylinder are equipped with piston, and the part outside the piston rod stretches out cylinder is equipped with the first tooth
Item；It is fixedly connected with fixed block in the rack, the first slide bar is slidably connected on the fixed block, first slide bar is separate
One end of fixed block is fixedly connected with vertical bar, and the vertical bar is fixedly connected with the second slide bar far from one end of the first slide bar,
Second slide bar is fixedly connected with convex block far from one end of vertical bar, and the convex block keeps contradicting with cam always；Described
Fixing sleeve is connected to metallic sheath on one slide bar, is connected with spring between the metallic sheath and fixed block；First slide bar is far from perpendicular
One end of straight-bar is equipped with the second rack gear, and second rack gear is engaged with third gear, and the third gear is engaged with the first rack gear；
Be additionally provided with the placing tube for holding vehicles water tank in the rack, the upper bottom surface of the placing tube offer respectively import and
Outlet, the outlet of the placing tube are corresponding with the placing groove on turntable.
2. a kind of radiator liquid-injection equipment according to claim 1, it is characterised in that: the annular pallet, which is equipped with, to be opened
Mouthful, the lower section of the opening is equipped with conveyer belt.
3. a kind of radiator liquid-injection equipment according to claim 2, it is characterised in that: the company of rotation on the annular pallet
It is connected to several spin.
4. a kind of radiator liquid-injection equipment according to claim 3, it is characterised in that: be socketed with circle in the vertical bar
The diameter of cylindrical engaging set, the engaging set is identical as the internal diameter of the radial slot on turntable.
5. a kind of radiator liquid-injection equipment according to claim 4, it is characterised in that: the first gear and the second tooth
The transmission ratio of wheel is 2:1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810984502.0A CN109113849B (en) | 2018-08-27 | 2018-08-27 | A kind of radiator liquid-injection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810984502.0A CN109113849B (en) | 2018-08-27 | 2018-08-27 | A kind of radiator liquid-injection equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109113849A CN109113849A (en) | 2019-01-01 |
| CN109113849B true CN109113849B (en) | 2019-09-17 |
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ID=64861006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810984502.0A Active CN109113849B (en) | 2018-08-27 | 2018-08-27 | A kind of radiator liquid-injection equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN109113849B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112922714B (en) * | 2021-02-01 | 2022-04-22 | 浙江汇豪机械制造有限公司 | Automobile engine cooling system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU979212A1 (en) * | 1981-06-19 | 1982-12-07 | Предприятие П/Я А-1920 | Apparatus for wrapping articles |
| US5301488A (en) * | 1992-11-06 | 1994-04-12 | National Instrument Company, Inc. | Programmable filling and capping machine |
| CN104591064B (en) * | 2014-12-10 | 2017-11-07 | 河海大学常州校区 | Rotary bottle filler |
| CN205620196U (en) * | 2016-04-25 | 2016-10-05 | 青岛科技大学 | Automatically, device packs for gu circulationization experiments |
| CN107176316A (en) * | 2017-07-06 | 2017-09-19 | 宫勋 | A kind of quantitative fluid automatic loading production line |
| CN107989686A (en) * | 2018-01-26 | 2018-05-04 | 江苏台普动力机械有限公司 | A kind of diesel engine cooling automatic water-replenishing device of water pump assembly |
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2018
- 2018-08-27 CN CN201810984502.0A patent/CN109113849B/en active Active
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|---|---|
| CN109113849A (en) | 2019-01-01 |
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Effective date of registration: 20220727 Address after: Room 7088-230, 7th floor, 1558 Jiangnan Road, high tech Zone, Ningbo, Zhejiang 315000 Patentee after: NINGBO LONGRUI MACHINERY MANUFACTURE CO.,LTD. Address before: 315000 3-18, No.26, Fenghuang Shuian community, Bo hi tech Zone, Ningbo City, Zhejiang Province Patentee before: NINGBO HIGH-TECH ZONE YICHUAN AUTO PARTS Co.,Ltd. |
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Effective date of registration: 20240411 Address after: No. 998, Fengxiang Avenue, Fuziying Science and Technology Innovation Park, Fucheng Town, Fengyang County, Chuzhou, Anhui 233100 Patentee after: Fengyang Gaoke Radiator Co.,Ltd. Country or region after: China Address before: Room 7088-230, 7th floor, 1558 Jiangnan Road, high tech Zone, Ningbo, Zhejiang 315000 Patentee before: NINGBO LONGRUI MACHINERY MANUFACTURE CO.,LTD. Country or region before: China |