CN106677694A - Ladder pick-and-place combined device of fire fighting truck - Google Patents
Ladder pick-and-place combined device of fire fighting truck Download PDFInfo
- Publication number
- CN106677694A CN106677694A CN201710119686.XA CN201710119686A CN106677694A CN 106677694 A CN106677694 A CN 106677694A CN 201710119686 A CN201710119686 A CN 201710119686A CN 106677694 A CN106677694 A CN 106677694A
- Authority
- CN
- China
- Prior art keywords
- ladder
- support stand
- front support
- guide wheel
- fire fighting
- 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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Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C5/00—Ladders characterised by being mounted on undercarriages or vehicles Securing ladders on vehicles
- E06C5/32—Accessories, e.g. brakes on ladders
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C27/00—Fire-fighting land vehicles
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Abstract
The invention relates to a ladder pick-and-place combined device being fixed to a truck proof of a fire fighting truck. The ladder pick-and-place combined device comprises a front supporting frame assembly, a rear supporting frame assembly, hook ladders, a horizontal bar ladder and a bi-sectional push-and-pull ladder, wherein the hook ladders, the horizontal bar ladder and the bi-sectional push-and-pull ladder are hung on the front supporting frame assembly and the rear supporting frame assembly which are fixed to a top plate of the fire fighting truck; the front supporting frame assembly comprises a front supporting frame, a first horizontal bar ladder fixing frame and a side-turning limiting assembly, wherein the first horizontal bar ladder fixing frame is installed on one side of the front supporting frame, and the side-turning limiting assembly is installed on and connected with the front supporting frame; and the rear supporting frame assembly comprises a rear supporting frame and a second horizontal bar ladder fixing frame, wherein the second horizontal bar ladder fixing frame is installed on one side of the rear supporting frame, and the first horizontal bar ladder fixing frame and the second horizontal bar ladder fixing frame are used for fixing the horizontal bar ladder, and the front supporting frame and the rear supporting frame are used for fixing the bi-sectional push-and-pull ladder and the hook ladders.
Description
Technical field
The present invention relates to a kind of ladder picks and places combination unit, more particularly to a kind of ladder of fire fighting truck picks and places combination unit.
Background technology
Now in rescue and fire extinguishing procedure, the conventional ladder manually climbed has attic ladder, hook to fire protection sector
Ladder and push-and-pull ladder, its fetching device is fixed for individually fixed and combination, fixed form complex structure, it is necessary to which multiple actions could be complete
Picking and placeing into ladder.
Thus, fire fighter is in rescue and fire extinguishing procedure, some times will necessarily be wasted per many actions,
Easily cause confusion, so as to cause personnel or property how a dangerous.
The content of the invention
The purpose of the present invention is for above-mentioned present situation, there is provided the ladder of a kind of easy to operate and time-saving fire fighting truck takes
Put combination unit.
The technical solution used in the present invention：A kind of ladder of fire fighting truck picks and places combination unit, is fixed on the roof of fire fighting truck
On, including front support stand assembly, rear support stand assembly, be hung on the front support stand assembly and rear support stand assembly on hook
Ladder, attic ladder and two section push-and-pull ladders, the front support stand assembly and rear support stand assembly are fixed on the top board of the fire fighting truck,
And the front support stand assembly and rear support stand assembly interval setting, the front support stand assembly is including front support stand, located at institute
The the first attic ladder fixed mount for stating front support stand side and the side being connected on the front support stand and with the front support stand
Spacing assembly is turned over, the rear support stand assembly includes that rear support stand, the second attic ladder located at the rear support stand side are fixed
Frame, the first attic ladder fixed mount and the second attic ladder fixed mount are used to fix the attic ladder, and the front support stand is with after
Bracing frame is used to fix the two sections push-and-pull ladder and hook ladder.
The present invention effect be：The ladder of the fire fighting truck picks and places combination unit just can be with complete by very simple several actions
Into the placement and taking-up of three kinds of ladders, easy to operate and saving time, so that fire fighter is in rescue and puts out a fire
Cheng Zhong, to personnel or rich a protection.
Further, the front support stand assembly also include the first guide wheel shaft in the front support stand, located at institute
State the first guide wheel on the first guide wheel shaft, alignment pin and fasten rope.
Further, the front support stand is in Qian type, including the first transverse axis and from the two ends of first transverse axis to side
Two first extended vertical pivots, first guide wheel shaft on the front support stand, divide by the two ends of first guide wheel shaft
It is not fixed on two first vertical pivots of the front support stand, and first guide wheel shaft and the first transverse axis interval setting, institute
Stating the first guide wheel has two, and is respectively sleeved at the two ends of first guide wheel shaft.
Further, the first attic ladder fixed mount located at the side of the front support stand, consolidate by first attic ladder
Determining frame is included parallel to first vertical pivot and with the spaced Part I of first vertical pivot and by the Part I
Bottom be fixed on vertical pivot Part II on the side, the Part I and Part II are common with the front support stand
The breach of Qian type is formed, for shelving one end of the attic ladder.
Further, the spacing assembly of the rollover includes crossbeam, two limiting plates being arranged on the crossbeam and setting
On the crossbeam and positioned at the tight tying described in two between limiting plate, two limiting plate is used to enter described two section push-and-pull ladders
Row is spacing, and the tight tying is used to fasten described two section push-and-pull ladders.
Further, the alignment pin has two, for the spacing assembly of the rollover to be fixed to into the front support stand.
Further, the inserting column that the alignment pin has one handle and is connected with the handle, and the handle is in D types,
The inserting column is provided with steel ball in the one end away from the handle, sets for fixing card.
Further, the rear support stand also includes the second guide wheel shaft being arranged in the rear support stand, is arranged at institute
State the second guide wheel on the second guide wheel shaft and fasten rope.
Further, the rear support stand includes the first noumenon and connection second from the first noumenon upper center
Body, the first noumenon is rectangular, and second body is in the Qian type that Open Side Down.
Further, the two ends of second guide wheel shaft are individually secured in the first noumenon of the rear support stand, and institute
State the second guide wheel shaft to arrange with the bottom interval of the first noumenon, second guide wheel there are two, and is respectively sleeved at described
The two ends of the second guide wheel shaft, the second attic ladder fixed mount is located at the first noumenon side of the rear support stand, for shelving
The other end of the attic ladder.
Description of the drawings
Fig. 1 show the structural representation that a kind of ladder of fire fighting truck of present invention offer picks and places three kinds of ladders in combination unit
Figure.
Fig. 2 show the structural representation that a kind of ladder of fire fighting truck of present invention offer picks and places combination unit.
Fig. 3 show the structural representation of front support stand assembly in Fig. 2.
Fig. 4 show in Fig. 2 the structural representation of spacing assembly upset of turning on one's side.
Fig. 5 show the structural representation of alignment pin in Fig. 2.
Fig. 6 show the structural representation of rear support stand assembly in Fig. 2.
Fig. 7 show the structural representation for placing attic ladder.
Fig. 8 show Fig. 7 and pulls out alignment pin, the structural representation of the spacing assembly of upset rollover.
Fig. 9 show and places two structural representations for saving push-and-pull ladder.
Figure 10 show the structural representation for placing hook ladder.
Specific embodiment
The principle and feature of the present invention are described below in conjunction with accompanying drawing, example is served only for explaining the present invention, and
It is non-for limiting the scope of the present invention.
Fig. 1 is referred to, a kind of ladder of the fire fighting truck provided for the present invention picks and places the structure of three kinds of ladders in combination unit
Schematic diagram, three kinds of ladders are attic ladder 1, the section of hook ladder 2 and two push-and-pull ladder 3, are standby on fire fighting truck, and fire fighter
Operationally Jing is commonly used.
Fig. 2 is referred to, a kind of ladder of the fire fighting truck provided for the present invention picks and places the structural representation of combination unit.This disappears
The ladder of anti-car picks and places combination unit and is placed on the top board of fire fighting truck, and it includes front support stand assembly 4, hook ladder 2, attic ladder
1st, the section push-and-pull of rear support stand assembly 5 and two ladder 3.Wherein, front support stand assembly 4 and rear support stand assembly 5 are vertically fixed to fire-fighting
On the top board of car and interval setting, hook ladder 2, the section push-and-pull of attic ladder 1 and two ladder 3 be hung on respectively front support stand assembly 4 and after
On bracing frame assembly 5.In the present embodiment, front support stand assembly 4 and rear support stand assembly 5 are using welding manner or bolt connection
Mode is arranged on the top board of fire fighting truck.
Fig. 3 is referred to, is that a kind of ladder of fire fighting truck shown in Fig. 2 picks and places the knot of front support stand assembly 4 in combination unit
Structure schematic diagram.Front support stand assembly 4 is including front support stand 41, the first guide wheel shaft 42 in front support stand 41, located at first
The first guide wheel 43 on guide wheel shaft 42, the first attic ladder fixed mount 44 located at the side of front support stand 41 and fasten rope 45, positioning
Pin 46 and the spacing assembly 47 of rollover.
Front support stand 41 is in Qian type, and it includes the first transverse axis 411 and extends vertically to side from the two ends of the first transverse axis 411
Two first vertical pivots 412 for arranging.In the present embodiment, the first transverse axis 411 and the first vertical pivot 412 are hollow square cylinder,
And made by metal material.It is to be appreciated that the first transverse axis 411 and the first vertical pivot 412 are alternatively other shapes and material.Its
In, the first transverse axis 411 of front support stand 41 is fixed on the top board of fire fighting truck.
First guide wheel shaft 42 is on front support stand 41.The two ends of the first guide wheel shaft 42 are individually secured to front support stand 41
On two first vertical pivots 412, and the first guide wheel shaft 42 and the interval setting of the first transverse axis 411.
First guide wheel 43 has two, and is respectively sleeved at the two ends of the first guide wheel shaft 42.
First attic ladder fixed mount 44 is one lateral located at front support stand 41, and including parallel to the first vertical pivot 412 and with
The spaced Part I 441 of first vertical pivot 412, and it is vertical with Part I 441 and consolidate the bottom of Part I 441
It is scheduled on the Part II 442 on the side of vertical pivot 412.The Part I 441 and Part II 442 of the first attic ladder fixed mount 44 with
Wherein one first vertical pivot 412 of front support stand 41 is collectively forming the breach of Qian type, for shelving one end of attic ladder 1.
It is a rope to fasten rope 45, for one end of attic ladder 1 to be tightly held in into the first attic ladder fixed mount 44.
Please refer to Fig. 4, spacing assembly 47 of turning on one's side includes a crossbeam 471, two limiting plates being arranged on crossbeam 471
472 and it is arranged on crossbeam 471 and the tight tying 473 between two limiting plates 472.Crossbeam 471 and front support stand 41
Transverse axis 411 is parallel and is oppositely arranged.Two limiting plates 472 are fixed on crossbeam 471, spacing for carrying out to two section push-and-pull ladders 3.Fasten
Taut band 473 is used to fasten two section push-and-pull ladders 3.In the present embodiment, each limiting plate 472 is respectively provided with two limiting cards
Piece, for saving push-and-pull ladders 3 in the direction upper limit perpendicular to crossbeam 471 by two.
Please refer to Fig. 3 to Fig. 5, alignment pin 46 has two, for by the two ends of the crossbeam 471 of the spacing assembly 47 of turning on one's side
It is fixed to the upper end of two vertical pivots 412 of front support stand 41.In the present embodiment, alignment pin 46 has one handle 461 and and handle
The inserting column 462 of 461 connections, and handle 461 is substantially in D types, inserting column 462 is provided with steel ball in the one end away from handle 461, for solid
Fixed card sets.
Refer to Fig. 6, rear support stand assembly 5 include rear support stand 51, the second guide wheel shaft 52 in rear support stand 51,
The second guide wheel 53 on the second guide wheel shaft 52, the second attic ladder fixed mount 54 located at the side of rear support stand 51 and fasten rope
55。
Rear support stand 51 includes the second body 512 of the first noumenon 511 and connection from the upper center of the first noumenon 511.The
One body 511 is rectangular, and the second body 512 is in the Qian type that Open Side Down.In the present embodiment, the first noumenon 511 and second
Body 512 is hollow cylinder, and is made by metal material.It is to be appreciated that the body 512 of the first noumenon 511 and second also may be used
For other shapes and material.Wherein, the lower end of the first noumenon 511 is fixed on the top board of fire fighting truck.
Second guide wheel shaft 52 is on rear support stand 51.The two ends of the second guide wheel shaft 52 are individually secured to rear support stand 51
In the first noumenon 511, and the second guide wheel shaft 52 is arranged with the bottom interval of the first noumenon 511.
Second guide wheel 53 has two, and is respectively sleeved at the two ends of the second guide wheel shaft 52.
Second attic ladder fixed mount 54 is located at the side of the first noumenon 511 of rear support stand 51, and structure and the first horizontal bar
Terraced fixed mount 44 is identical.Second attic ladder fixed mount 54 is collectively forming the breach of Qian type with the first noumenon 511 of rear support stand 51,
For shelving the other end of attic ladder 1.
It is for the other end of attic ladder 1 to be tightly held in into attic ladder fixed mount 44 to fasten rope 55.
The ladder of the fire fighting truck picks and places combination unit when three kinds of ladders are actually placed, and method and step is as follows：
Fig. 7 is referred to, during beginning, front support stand assembly 4 and rear support stand assembly 5 is first fixed to the top board of fire fighting truck,
Rope 45 and 55 will be fastened to turn on, then the two ends of attic ladder 1 will be placed in into the first attic ladder fixed mount 44 and the second attic ladder fixed mount
In 54, and the two ends of attic ladder 1 are tightly held in into the first attic ladder fixed mount 44 and the with fastening rope 45 and 55 respectively
On two attic ladder fixed mounts 54.Now, attic ladder 1 is firmly fixed to the ladder of the fire fighting truck and is picked and placeed on combination unit.
Fig. 8 is referred to, then a wherein alignment pin 46 of front support stand assembly 4 is pulled out, and spacing assembly 47 of turning on one's side is entered
Row upset.In the present embodiment, the flip angle of spacing assembly 47 of turning on one's side is more than 90.
Fig. 9 is referred to, then one end of two section push-and-pull ladders 3 is positioned on the second guide wheel 53 of rear support stand assembly 5, and to
In be pushed into appropriate location so that the other ends of two section push-and-pull ladders 3 are placed on the first guide wheel 43 of front support stand assembly 4, then instead
Upset rollover spacing assembly 47 in direction is allowed to reset, and the alignment pin 46 that insertion is pulled out.Now, two limits of the spacing assembly 47 of rollover
Plate 472 pairs two section push-and-pull ladders 3 in position are in the direction upper limit perpendicular to crossbeam 471, and tight tying 473 fastens two section push-and-pull ladders 3, from
And two section push-and-pull ladders 3 are fixed to into the ladder of the fire fighting truck and are picked and placeed on combination unit.
Refer to Figure 10, by hook ladder 2 directly through rear support stand 51 the second body 512, so as to hook ladder 2 be fixed
Ladder to the fire fighting truck is picked and placeed on combination unit.
The process for taking out three kinds of ladders is contrary with the process for placing three kinds of ladders.
Thus, the ladder of fire fighting truck that the present invention is provided picks and places combination unit, by the way that very simply several actions just can be with
Complete the placement and taking-up of three kinds of ladders, easy to operate and saving time, so that fire fighter is in rescue and fire extinguishing
During, to personnel or rich a protection.
The foregoing is only presently preferred embodiments of the present invention, not to limit the present invention, all spirit in the present invention and
Within principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (10)
1. a kind of ladder of fire fighting truck picks and places combination unit, is fixed on the roof of fire fighting truck, it is characterised in that including front support
Frame assembly, rear support stand assembly, be hung on the front support stand assembly and rear support stand assembly on hook ladder, attic ladder and two
Section push-and-pull ladder, the front support stand assembly and rear support stand assembly are fixed on the top board of the fire fighting truck, and the front support
Frame assembly and rear support stand assembly interval setting, the front support stand assembly is including front support stand, located at the front support stand one
First attic ladder fixed mount of side and on the front support stand and with the spacing assembly of the rollover that the front support stand is connected,
The rear support stand assembly includes rear support stand, located at the second attic ladder fixed mount of the rear support stand side, described first
Attic ladder fixed mount and the second attic ladder fixed mount are used to fix the attic ladder, and the front support stand and rear support stand are used for solid
The fixed two sections push-and-pull ladder and hook ladder.
2. the ladder of fire fighting truck as claimed in claim 1 picks and places combination unit, it is characterised in that：The front support stand assembly is also
Including the first guide wheel shaft in the front support stand, the first guide wheel on first guide wheel shaft, alignment pin and fasten
Tight rope.
3. the ladder of fire fighting truck as claimed in claim 2 picks and places combination unit, it is characterised in that：The front support stand is in Qian
Type, including the first transverse axis and two first vertical pivots extended from the two ends of first transverse axis to side, first guide wheel
It is located on the front support stand, the two ends of first guide wheel shaft are individually secured to two first vertical pivots of the front support stand
On, and first guide wheel shaft and the first transverse axis interval setting, first guide wheel has two, and is respectively sleeved at described
The two ends of the first guide wheel shaft.
4. the ladder of fire fighting truck as claimed in claim 3 picks and places combination unit, it is characterised in that：First attic ladder is fixed
It is set up in the side of the front support stand, the first attic ladder fixed mount is included parallel to first vertical pivot and with described
The spaced Part I of one vertical pivot and the bottom of the Part I is fixed on into vertical pivot Part II on the side,
The Part I and Part II are collectively forming the breach of Qian type with the front support stand, for shelving the one of the attic ladder
End.
5. the ladder of fire fighting truck as claimed in claim 4 picks and places combination unit, it is characterised in that：The spacing assembly bag of turning on one's side
Include crossbeam, two limiting plates being arranged on the crossbeam and be arranged on the crossbeam and positioned at described in two between limiting plate
Tight tying, two limiting plate is spacing for carrying out to described two section push-and-pull ladders, and the tight tying is used for described two section push-and-pulls
Ladder is fastened.
6. the ladder of fire fighting truck as claimed in claim 5 picks and places combination unit, it is characterised in that：The alignment pin has two,
For the spacing assembly of the rollover to be fixed to into the front support stand.
7. the ladder of fire fighting truck as claimed in claim 6 picks and places combination unit, it is characterised in that：The alignment pin has on the other hand
Handle and the inserting column being connected with the handle, and the handle is in D types, the inserting column is provided with steel in the one end away from the handle
Pearl, sets for fixing card.
8. the ladder of fire fighting truck as claimed in claim 1 picks and places combination unit, it is characterised in that：The rear support stand also includes
The second guide wheel shaft in the rear support stand, the second guide wheel on second guide wheel shaft and fasten rope.
9. the ladder of fire fighting truck as claimed in claim 8 picks and places combination unit, it is characterised in that：The rear support stand includes the
, from the second body of the first noumenon upper center, the first noumenon is rectangular, second body for one body and connection
In the Qian type that Open Side Down.
10. the ladder of fire fighting truck as claimed in claim 9 picks and places combination unit, it is characterised in that：Second guide wheel shaft
Two ends are individually secured in the first noumenon of the rear support stand, and between the bottom of second guide wheel shaft and the first noumenon
Every setting, second guide wheel has two, and is respectively sleeved at the two ends of second guide wheel shaft, and second attic ladder is fixed
The first noumenon side of the rear support stand is set up in, for shelving the other end of the attic ladder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710119686.XA CN106677694B (en) | 2017-03-02 | 2017-03-02 | A kind of ladder of fire fighting truck picks and places combination unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710119686.XA CN106677694B (en) | 2017-03-02 | 2017-03-02 | A kind of ladder of fire fighting truck picks and places combination unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106677694A true CN106677694A (en) | 2017-05-17 |
| CN106677694B CN106677694B (en) | 2018-10-09 |
Family
ID=58861482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710119686.XA Active CN106677694B (en) | 2017-03-02 | 2017-03-02 | A kind of ladder of fire fighting truck picks and places combination unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106677694B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108421188A (en) * | 2018-03-16 | 2018-08-21 | 陈楚 | A kind of putting out water tank fire fighting truck |
| CN108528348A (en) * | 2018-04-25 | 2018-09-14 | 陈诗琪 | A kind of top holder convenient for handling |
| CN111677436A (en) * | 2020-06-04 | 2020-09-18 | 湖北航天技术研究院特种车辆技术中心 | Hoist and mount formula work ladder fixing device |
| CN113041532A (en) * | 2021-03-22 | 2021-06-29 | 上海戎煜信息科技有限公司 | Multifunctional new energy miniature electric patrol fire-fighting truck for narrow space |
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| CN2580997Y (en) * | 2002-11-29 | 2003-10-22 | 张建明 | Ladder pulling frame for fire truck |
| CN201195013Y (en) * | 2008-04-30 | 2009-02-18 | 东莞卢森宝亚永强消防汽车有限公司 | Extension ladder fixing support of fire vehicle |
| JP5275206B2 (en) * | 2009-10-30 | 2013-08-28 | 帝国繊維株式会社 | Ladder lifting device |
| CN205108852U (en) * | 2015-11-25 | 2016-03-30 | 上海格拉曼国际消防装备有限公司 | Fire engine is with ladder frame |
| CN206737809U (en) * | 2017-03-02 | 2017-12-12 | 新兴重工三六一一（武汉）特种装备厂 | A kind of ladder of fire fighting truck picks and places combination unit |
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2017
- 2017-03-02 CN CN201710119686.XA patent/CN106677694B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2580997Y (en) * | 2002-11-29 | 2003-10-22 | 张建明 | Ladder pulling frame for fire truck |
| CN201195013Y (en) * | 2008-04-30 | 2009-02-18 | 东莞卢森宝亚永强消防汽车有限公司 | Extension ladder fixing support of fire vehicle |
| JP5275206B2 (en) * | 2009-10-30 | 2013-08-28 | 帝国繊維株式会社 | Ladder lifting device |
| CN205108852U (en) * | 2015-11-25 | 2016-03-30 | 上海格拉曼国际消防装备有限公司 | Fire engine is with ladder frame |
| CN206737809U (en) * | 2017-03-02 | 2017-12-12 | 新兴重工三六一一（武汉）特种装备厂 | A kind of ladder of fire fighting truck picks and places combination unit |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108421188A (en) * | 2018-03-16 | 2018-08-21 | 陈楚 | A kind of putting out water tank fire fighting truck |
| CN108528348A (en) * | 2018-04-25 | 2018-09-14 | 陈诗琪 | A kind of top holder convenient for handling |
| CN108528348B (en) * | 2018-04-25 | 2023-08-04 | 陈诗琪 | Roof rack convenient to assemble and disassemble |
| CN111677436A (en) * | 2020-06-04 | 2020-09-18 | 湖北航天技术研究院特种车辆技术中心 | Hoist and mount formula work ladder fixing device |
| CN113041532A (en) * | 2021-03-22 | 2021-06-29 | 上海戎煜信息科技有限公司 | Multifunctional new energy miniature electric patrol fire-fighting truck for narrow space |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106677694B (en) | 2018-10-09 |
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Address after: 430090 No.16, Tongjiang 4th Road, Shamao street, Wuhan Economic and Technological Development Zone (Hannan District), Hubei Province Patentee after: Hubei 3611 special equipment Co., Ltd. Address before: 430011, No. 3, South Road, Dan pond, Jiang'an District, Hubei, Wuhan Patentee before: Xinxing Heavy Industry 361 (Wuhan) Special Equipment Factory |