CN204163023U - Dish of sweeping for pavement cleaning vehicle presss from both sides and pavement cleaning vehicle - Google Patents
Dish of sweeping for pavement cleaning vehicle presss from both sides and pavement cleaning vehicle Download PDFInfo
- Publication number
- CN204163023U CN204163023U CN201420596063.3U CN201420596063U CN204163023U CN 204163023 U CN204163023 U CN 204163023U CN 201420596063 U CN201420596063 U CN 201420596063U CN 204163023 U CN204163023 U CN 204163023U
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- grip block
- bending resistance
- convex tendon
- dish
- resistance convex
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- Expired - Lifetime
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- 238000004140 cleaning Methods 0.000 title claims abstract description 46
- 238000010408 sweeping Methods 0.000 title claims abstract description 34
- 238000005452 bending Methods 0.000 claims abstract description 102
- 210000002435 tendon Anatomy 0.000 claims abstract description 92
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
Abstract
The utility model discloses a kind of dish of sweeping for pavement cleaning vehicle to press from both sides and pavement cleaning vehicle.Dish of sweeping for pavement cleaning vehicle presss from both sides, comprise sweep dish for connecting pavement cleaning vehicle fixed head, for the first grip block of clamping and the second grip block for clamping, the edges of boards that a group of fixed head is relative connect the first grip block and the second grip block respectively, the limit of encorbelmenting of the first grip block is provided with the first clamping part, the limit of encorbelmenting of the second grip block is provided with the second clamping part, the first clamping part and the second clamping part positioned opposite; The plate face of the first grip block is provided with the first bending resistance convex tendon for improving plate face flexural strength, and the first bending resistance convex tendon is arranged from the fillet of the first grip block to the edge direction of encorbelmenting of the first grip block; And/or second the plate face of grip block be provided with the second bending resistance convex tendon for improving plate face flexural strength, the second bending resistance convex tendon is arranged from the fillet of the second grip block to the edge direction of encorbelmenting of the second grip block.Improve the stability of sweeping between dish folder and hairbrush.
Description
Technical field
The utility model relates to pavement cleaning vehicle structure member field, especially, relates to a kind of dish of sweeping for pavement cleaning vehicle and presss from both sides.In addition, the utility model also relate to a kind of comprise above-mentioned for pavement cleaning vehicle sweep dish folder pavement cleaning vehicle.
Background technology
At present, the dish structure of sweeping of pavement cleaning vehicle mainly contains two kinds of modes:
A kind of, sweep dish and brush make by light materials such as nylon, sweep dish and brush is made into integrally, although this structure structure is simple, lightweight, the dynamics of cleaning is inadequate, structural stability is poor, must change with sweeping together with dish during brush wearing and tearing, cause unnecessary waste, add manufacturing cost and use cost.
Another kind, sweep dish and be made up of steel part, brush is inserted into sweeps dish periphery, and this structure brush is changed convenient, but complex structure, the structure instrumentation operations inconvenience of plug-in mounting brush, repeatedly plug-in mounting are easily destroyed, repeat usage is low.
Utility model content
The utility model object is to provide a kind of dish of sweeping for pavement cleaning vehicle to press from both sides and pavement cleaning vehicle, to solve the technical problem that plug-in mounting structure instrumentation operations is inconvenient, plug-in mounting easily destroys repeatedly, repeat usage is low that existing plug-in sweeps dish.
For achieving the above object, the technical solution adopted in the utility model is as follows:
A kind of dish of sweeping for pavement cleaning vehicle presss from both sides, comprise sweep dish for connecting pavement cleaning vehicle fixed head, for the first grip block of clamping and the second grip block for clamping, the edges of boards that a group of fixed head is relative connect the first grip block and the second grip block respectively, the limit of encorbelmenting of the first grip block is provided with the first clamping part, the limit of encorbelmenting of the second grip block is provided with the second clamping part, the first clamping part and the second clamping part positioned opposite; The plate face of the first grip block is provided with the first bending resistance convex tendon for improving plate face flexural strength, and the first bending resistance convex tendon is arranged from the fillet of the first grip block to the edge direction of encorbelmenting of the first grip block; And/or second the plate face of grip block be provided with the second bending resistance convex tendon for improving plate face flexural strength, the second bending resistance convex tendon is arranged from the fillet of the second grip block to the edge direction of encorbelmenting of the second grip block.
Further, the first bending resistance convex tendon and/or the second bending resistance convex tendon are arranged along the direction crossing with the plate face of fixed head.
Further, the first bending resistance convex tendon and/or the second bending resistance convex tendon are arranged along the plate face vertical direction of fixed head.
Further, the first bending resistance convex tendon extends from the first grip block plate towards fixed head plate face and/or the first clamping part surface; And/or second bending resistance convex tendon from the second grip block plate towards fixed head plate face and/or the second clamping part surface extend.
Further, the first bending resistance convex tendon is in the rotation angle position of fixed head and the first grip block; And/or first bending resistance convex tendon be in the rotation angle position of the first grip block and the first clamping part; And/or second bending resistance convex tendon be in the rotation angle position of fixed head and the second grip block; And/or second bending resistance convex tendon be in the rotation angle position of the second grip block and the second clamping part.
Further, the first bending resistance convex tendon be arranged at the first grip block inner surface on and/or on external surface.
Further, the second bending resistance convex tendon be arranged at the second grip block inner surface on and/or on external surface.
Further, the surfaces externally and internally of the first grip block is provided with the first bending resistance convex tendon; And/or second the surfaces externally and internally of grip block be provided with the second bending resistance convex tendon.
Further, the relative distance of encorbelmenting between limit of encorbelment limit and second grip block of the first grip block is less than the relative distance between the fillet of the first grip block and the fillet of the second grip block.
According to another aspect of the present utility model, additionally provide a kind of pavement cleaning vehicle, comprise and sweep dish, it also comprises above-mentionedly sweeps dish folder for pavement cleaning vehicle, and multiple dish folder of sweeping equidistantly is fixed on along the circumference of sweeping dish and sweeps on dish, and each sweeping on dish folder is all clamped with hairbrush.
The utility model has following beneficial effect:
What the utility model was used for pavement cleaning vehicle sweeps dish folder, by the first clamping part and the second clamping part be oppositely arranged realize the clamping to hairbrush; First clamping part is connected on fixed head by the first grip block, second clamping part is connected on fixed head by the second grip block, and being cooperatively interacted by the anti-bending strength of connecting portion each other and plate body provides chucking power to realize the relative clamping of the first clamping part and the second clamping part; By arranging the first bending resistance convex tendon and/or pass through to arrange the second bending resistance convex tendon on the second grip block on the first grip block, and by being limited the cloth set direction of the first bending resistance convex tendon and the second bending resistance convex tendon, to improve the flexural strength of plate body along fixed-direction of the first grip block and/or the second grip block, thus improve the first clamping part and the relative chucking power between the second clamping part, improve the connective stability swept between dish folder and hairbrush; First clamping part, the first grip block, fixed head, the second grip block and the second clamping part enclose formation open slot, the assembling of Convenient brush, by the vertical displacement of fixed head restriction hairbrush, the lateral displacement of dish hairbrush in the course of work rotated forward or backwards is swept by the first grip block and/or the restriction of the second grip block, and utilize the first bending resistance convex tendon or the second bending resistance convex tendon auxiliary opposing revolving force, improve overall structural stability, extend overall application life.
Except object described above, feature and advantage, the utility model also has other object, feature and advantage.Below with reference to figure, the utility model is described in further detail.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is one of structural representation sweeping dish folder for pavement cleaning vehicle of the utility model preferred embodiment;
Fig. 2 is the structural representation two sweeping dish folder for pavement cleaning vehicle of the utility model preferred embodiment;
Fig. 3 is one of pavement cleaning vehicle structural representation sweeping dish of the utility model preferred embodiment;
Fig. 4 is the structural representation two that the pavement cleaning vehicle of the utility model preferred embodiment sweeps dish.
Marginal data:
1, fixed head; 2, the first grip block; 3, the second grip block; 4, the first clamping part; 5, the second clamping part; 6, the first bending resistance convex tendon; 7, the second bending resistance convex tendon; 8, dish is swept; 9, dish folder is swept.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but the utility model can by the multitude of different ways that limits and cover implement.
Fig. 1 is one of structural representation sweeping dish folder for pavement cleaning vehicle of the utility model preferred embodiment; Fig. 2 is the structural representation two sweeping dish folder for pavement cleaning vehicle of the utility model preferred embodiment; Fig. 3 is one of pavement cleaning vehicle structural representation sweeping dish of the utility model preferred embodiment; Fig. 4 is the structural representation two that the pavement cleaning vehicle of the utility model preferred embodiment sweeps dish.
As shown in Figure 1, the dish of sweeping for pavement cleaning vehicle of the present embodiment presss from both sides, comprise sweep dish for connecting pavement cleaning vehicle fixed head 1, for the first grip block 2 of clamping and the second grip block 3 for clamping, the edges of boards that a group of fixed head 1 is relative connect the first grip block 2 and the second grip block 3 respectively, the limit of encorbelmenting of the first grip block 2 is provided with the first clamping part 4, the limit of encorbelmenting of the second grip block 3 be provided with the second clamping part 5, first clamping part 4 and the second clamping part 5 positioned opposite; The plate face of the first grip block 2 is provided with the first bending resistance convex tendon 6, first bending resistance convex tendon 6 for improving plate face flexural strength and arranges to the edge direction of encorbelmenting of the first grip block 2 from the fillet of the first grip block 2; And/or second the plate face of grip block 3 be provided with the second bending resistance convex tendon 7, second bending resistance convex tendon 7 for improving plate face flexural strength and arrange to the edge direction of encorbelmenting of the second grip block 3 from the fillet of the second grip block 3.What the utility model was used for pavement cleaning vehicle sweeps dish folder, by the first clamping part 4 and the second clamping part 5 be oppositely arranged realize the clamping to hairbrush; First clamping part 4 is connected on fixed head 1 by the first grip block 2, second clamping part 5 is connected on fixed head 1 by the second grip block 3, and being cooperatively interacted by the anti-bending strength of connecting portion each other and plate body provides chucking power to realize the relative clamping of the first clamping part 4 and the second clamping part 5; By arranging the first bending resistance convex tendon 6 and/or pass through to arrange the second bending resistance convex tendon 7 on the second grip block 3 on the first grip block 2, and by being limited the cloth set direction of the first bending resistance convex tendon 6 and the second bending resistance convex tendon 7, to improve the flexural strength of plate body along fixed-direction of the first grip block 2 and/or the second grip block 3, thus improve the first clamping part 4 and the relative chucking power between the second clamping part 5, improve the connective stability swept between dish folder and hairbrush; First clamping part 4, first grip block 2, fixed head 1, second grip block 3 and the second clamping part 5 enclose formation open slot, the assembling of Convenient brush, the vertical displacement of hairbrush is limited by fixed head 1, the lateral displacement of dish hairbrush in the course of work rotated forward or backwards is swept by the first grip block 2 and/or the restriction of the second grip block 3, and utilize the first bending resistance convex tendon 6 or the auxiliary opposing revolving force of the second bending resistance convex tendon 7, improve overall structural stability, extend overall application life.Preferably, the rotation angle position of fixed head 1 and the first grip block 2 is set to arc-shaped transition.Preferably, the rotation angle position of the first grip block 2 and the first clamping part 4 is set to arc-shaped transition.Preferably, the rotation angle position of fixed head 1 and the second grip block 3 is set to arc-shaped transition.Preferably, the rotation angle position of the second grip block 3 and the second clamping part 5 is set to arc-shaped transition.
As depicted in figs. 1 and 2, in the present embodiment, the first bending resistance convex tendon 6 and/or the second bending resistance convex tendon 7 direction crossing along the plate face with fixed head 1 are arranged.Improve the plate face anti-bending strength of the first grip block 2 and/or the second grip block 3, improve the chucking power between the first clamping part 4 and the second clamping part 5.Preferably, the direction that the first bending resistance convex tendon 6 is crossing along the plate face with fixed head 1 is arranged.Preferably, the direction that the second bending resistance convex tendon 7 is crossing along the plate face with fixed head 1 is arranged.Preferably, the first bending resistance convex tendon 6 and all crossing along the plate face with fixed head 1 direction of the second bending resistance convex tendon 7 are arranged.
As depicted in figs. 1 and 2, in the present embodiment, the first bending resistance convex tendon 6 and/or the second bending resistance convex tendon 7 are arranged along the plate face vertical direction of fixed head 1.Thus improve the plate face anti-bending strength of the first grip block 2 and/or the second grip block 3, improve the chucking power of the first clamping part 4 and the second clamping part 5.Preferably, the first bending resistance convex tendon 6 is arranged along the plate face vertical direction of fixed head 1.Preferably, the second bending resistance convex tendon 7 is arranged along the plate face vertical direction of fixed head 1.Preferably, the first bending resistance convex tendon 6 and the second bending resistance convex tendon 7 are all arranged along the plate face vertical direction of fixed head 1.
As depicted in figs. 1 and 2, in the present embodiment, the first bending resistance convex tendon 6 extends from the first grip block 2 plate towards fixed head 1 plate face and/or the first clamping part 4 surface; And/or second bending resistance convex tendon 7 from the second grip block 3 plate towards fixed head 1 plate face and/or the second clamping part 5 surface extend.Form the Anti-bending structure of disjunctor, not only increase the anti-bending strength in plate face, also improve the anti-bending strength of connecting portion simultaneously, thus improve whole structural strength of sweeping dish folder, increase the service life.Preferably, the first bending resistance convex tendon 6 extends from the first grip block 2 plate towards fixed head 1 plate face.Preferably, the first bending resistance convex tendon 6 extends from the first grip block 2 plate towards the first clamping part 4 surface.Preferably, the first bending resistance convex tendon 6 extends from the first grip block 2 plate towards fixed head 1 plate face, and the first bending resistance convex tendon 6 extends from the first grip block 2 plate towards the first clamping part 4 surface.Preferably, the second bending resistance convex tendon 7 extends from the second grip block 3 plate towards fixed head 1 plate face.Preferably, the second bending resistance convex tendon 7 extends from the second grip block 3 plate towards the second clamping part 5 surface.Preferably, the second bending resistance convex tendon 7 extends from the second grip block 3 plate towards fixed head 1 plate face, and the second bending resistance convex tendon 7 extends from the second grip block 3 plate towards the second clamping part 5 surface.Above-mentioned several preferred version can be combined formation assembled scheme.
As depicted in figs. 1 and 2, in the present embodiment, the first bending resistance convex tendon 6 is in the rotation angle position of fixed head 1 and the first grip block 2; And/or first bending resistance convex tendon 6 be in the rotation angle position of the first grip block 2 and the first clamping part 4; And/or second bending resistance convex tendon 7 be in the rotation angle position of fixed head 1 and the second grip block 3; And/or second bending resistance convex tendon 7 be in the rotation angle position of the second grip block 3 and the second clamping part 5.The change at position is set by bending resistance convex tendon, to strengthen structural strength and the flexural strength of different rotation angle position.Bending resistance convex tendon is in the edges of boards position of the first grip block 2 and/or the second grip block 3.Bending resistance convex tendon concentrates on rotation angle position, effectively improves the flexural strength of rotation angle position.
As depicted in figs. 1 and 2, in the present embodiment, on the inner surface that the first bending resistance convex tendon 6 is arranged at the first grip block 2 and/or on external surface.The reinforcement of plate face can be carried out to the inner surface of the first grip block 2 and/or external surface, the bending resistance on surface can be increased.
As depicted in figs. 1 and 2, in the present embodiment, on the inner surface that the second bending resistance convex tendon 7 is arranged at the second grip block 3 and/or on external surface.The reinforcement of plate face can be carried out to the inner surface of the second grip block 3 and/or external surface, the bending resistance on surface can be increased.
In the present embodiment, the surfaces externally and internally of the first grip block 2 is provided with the first bending resistance convex tendon 6; And/or second the surfaces externally and internally of grip block 3 be provided with the second bending resistance convex tendon 7.Can form two-sided enhancing, bending resistance is stronger, can reduce the consumption of plate body material simultaneously, utilizes bending resistance convex tendon to implement to strengthen.
As depicted in figs. 1 and 2, in the present embodiment, the relative distance of encorbelmenting between limit of encorbelment limit and second grip block 3 of the first grip block 2 is less than the relative distance between the fillet of the first grip block 2 and the fillet of the second grip block 3.Can facilitate between plate body and coordinate, to give full play to the relative clamping of the first clamping part 4 and the second clamping part 5.
As shown in Figure 3 and Figure 4, the pavement cleaning vehicle of the present embodiment, comprises and sweeps dish 8, also comprises above-mentionedly sweeping dish folder 9 for pavement cleaning vehicle, and multiple dish folder 9 of sweeping equidistantly is fixed on along the circumference of sweeping dish 8 and sweeps on dish 8, and each sweeping on dish folder 9 is all clamped with hairbrush.The open slot sweeping dish folder 9 is vertically arranged, keeps the first grip block 2 and the second grip block 3 vertically to arrange, sweeps dish 8 and rotates to resist the active force brought, and cleans in order to resist hairbrush the reaction force brought on road surface.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. one kind presss from both sides for the dish of sweeping of pavement cleaning vehicle, it is characterized in that,
Comprise sweep dish for connecting pavement cleaning vehicle fixed head (1), for the first grip block (2) of clamping and the second grip block (3) for clamping,
The edges of boards that a group of described fixed head (1) is relative connect described first grip block (2) and described second grip block (3) respectively,
The limit of encorbelmenting of described first grip block (2) is provided with the first clamping part (4), the limit of encorbelmenting of described second grip block (3) is provided with the second clamping part (5), and described first clamping part (4) is positioned opposite with described second clamping part (5);
The plate face of described first grip block (2) is provided with the first bending resistance convex tendon (6) for improving plate face flexural strength, and described first bending resistance convex tendon (6) is arranged from the fillet of described first grip block (2) to the edge direction of encorbelmenting of described first grip block (2); And/or
The plate face of described second grip block (3) is provided with the second bending resistance convex tendon (7) for improving plate face flexural strength, and described second bending resistance convex tendon (7) is arranged from the fillet of described second grip block (3) to the edge direction of encorbelmenting of described second grip block (3).
2. the dish of sweeping for pavement cleaning vehicle according to claim 1 presss from both sides, it is characterized in that, described first bending resistance convex tendon (6) and/or described second bending resistance convex tendon (7) are arranged along the direction crossing with the plate face of described fixed head (1).
3. the dish of sweeping for pavement cleaning vehicle according to claim 2 presss from both sides, it is characterized in that, described first bending resistance convex tendon (6) and/or described second bending resistance convex tendon (7) are arranged along the plate face vertical direction of described fixed head (1).
4. the dish of sweeping for pavement cleaning vehicle according to claim 1 presss from both sides, and it is characterized in that,
Described first bending resistance convex tendon (6) extends from described first grip block (2) plate towards described fixed head (1) plate face and/or described first clamping part (4) surface; And/or
Described second bending resistance convex tendon (7) extends from described second grip block (3) plate towards described fixed head (1) plate face and/or described second clamping part (5) surface.
5. the dish of sweeping for pavement cleaning vehicle according to claim 4 presss from both sides, and it is characterized in that,
Described first bending resistance convex tendon (6) is in the rotation angle position of described fixed head (1) and described first grip block (2); And/or
Described first bending resistance convex tendon (6) is in the rotation angle position of described first grip block (2) and described first clamping part (4); And/or
Described second bending resistance convex tendon (7) is in the rotation angle position of described fixed head (1) and described second grip block (3); And/or
Described second bending resistance convex tendon (7) is in the rotation angle position of described second grip block (3) and described second clamping part (5).
6. according to any one of claim 1 to 5ly sweep dish folder for pavement cleaning vehicle, it is characterized in that, on the inner surface that described first bending resistance convex tendon (6) is arranged at described first grip block (2) and/or on external surface.
7. according to any one of claim 1 to 5ly sweep dish folder for pavement cleaning vehicle, it is characterized in that, on the inner surface that described second bending resistance convex tendon (7) is arranged at described second grip block (3) and/or on external surface.
8. the dish of sweeping for pavement cleaning vehicle according to any one of claim 1 to 5 presss from both sides, and it is characterized in that,
The surfaces externally and internally of described first grip block (2) is provided with described first bending resistance convex tendon (6); And/or
The surfaces externally and internally of described second grip block (3) is provided with described second bending resistance convex tendon (7).
9. the dish of sweeping for pavement cleaning vehicle according to any one of claim 1 to 5 presss from both sides, it is characterized in that, the relative distance of encorbelmenting between limit of encorbelment limit and described second grip block (3) of described first grip block (2) is less than the relative distance between the fillet of described first grip block (2) and the fillet of described second grip block (3).
10. a pavement cleaning vehicle, comprises and sweeps dish (8), it is characterized in that,
The dish of sweeping for pavement cleaning vehicle also comprised according to any one of claim 1 to 9 presss from both sides (9),
Sweep described in multiple dish folder (9) along described in sweep dish (8) circumference be equidistantly fixed on described in sweep on dish (8),
Sweep described in each on dish folder (9) and be all clamped with hairbrush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420596063.3U CN204163023U (en) | 2014-10-15 | 2014-10-15 | Dish of sweeping for pavement cleaning vehicle presss from both sides and pavement cleaning vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420596063.3U CN204163023U (en) | 2014-10-15 | 2014-10-15 | Dish of sweeping for pavement cleaning vehicle presss from both sides and pavement cleaning vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204163023U true CN204163023U (en) | 2015-02-18 |
Family
ID=52536728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420596063.3U Expired - Lifetime CN204163023U (en) | 2014-10-15 | 2014-10-15 | Dish of sweeping for pavement cleaning vehicle presss from both sides and pavement cleaning vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204163023U (en) |
-
2014
- 2014-10-15 CN CN201420596063.3U patent/CN204163023U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220323 Address after: 410100 Room 201, No. 39, East 10th line, Changsha area, China (Hunan) pilot Free Trade Zone, Changsha City, Hunan Province Patentee after: Changsha Fenfei environmental sanitation equipment Co.,Ltd. Address before: 410600 Chezhan Road, Ningxiang Economic Development Zone, Changsha City, Hunan Province Patentee before: CHANGSHA ZHONGLIANG MACHINE Co.,Ltd. |
|
| TR01 | Transfer of patent right |