CN212444977U - Elastic vibration supports frock equipment for assembly - Google Patents
Elastic vibration supports frock equipment for assembly Download PDFInfo
- Publication number
- CN212444977U CN212444977U CN202021467274.9U CN202021467274U CN212444977U CN 212444977 U CN212444977 U CN 212444977U CN 202021467274 U CN202021467274 U CN 202021467274U CN 212444977 U CN212444977 U CN 212444977U
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- elastic vibration
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- 230000000670 limiting effect Effects 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 description 21
- 239000000806 elastomer Substances 0.000 description 19
- 239000002699 waste material Substances 0.000 description 18
- 238000010276 construction Methods 0.000 description 17
- 230000002457 bidirectional effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000001303 quality assessment method Methods 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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Abstract
The utility model discloses a tool device for assembling an elastic vibration support, which relates to the technical field of positioning clamps, and mainly comprises a frame, a clamping device, a tightening device and a positioning device; the clamping devices are arranged at two ends of the rack, the tightening devices are arranged in the middle of the rack, the positioning devices are arranged on one of the clamping devices, and the other of the clamping devices on the rack is provided with a fixing positioning pin. One end of the elastic vibration support is positioned by the fixed positioning pin and is clamped by the clamping device, the distance between the two ends of the elastic vibration support is adjusted by the screwing device, the other end of the elastic vibration support is positioned by the positioning device, and the fastening nut on the elastic vibration support is screwed by the wrench, so that the high-efficiency and high-precision assembly of the elastic vibration support is realized.
Description
Technical Field
The utility model relates to a positioning fixture technical field especially relates to an elastic vibration supports frock equipment for assembly.
Background
The construction waste refers to residue, waste soil, waste material, residual mud and other wastes generated in the process of constructing, laying, dismantling and repairing various buildings, structures, pipe networks and the like by construction and construction units or individuals. The construction waste has a wide erosion effect on our living environment, and if the construction waste is subjected to a long-term irrespective attitude, the construction waste has adverse effects on urban environmental sanitation, living conditions, land quality assessment and the like. The site selection of most urban construction waste stacking places has randomness to a great extent, a great number of potential safety hazards are left, and due to the fact that construction is convenient and due protective measures are lacked, the construction waste stacks collapse, and the phenomenon that roads are obstructed and even other buildings are rushed occurs sometimes.
The construction waste disposal is urgent, the Chinese waste disposal starts late, the degree of classification and collection of the construction waste is not high, and only most of the construction waste can be mixed and collected. In the prior art, most of construction wastes can be subdivided by crushing, screening, sorting and other methods, light substances in the construction wastes are sorted out and can be combusted for generating electricity by using the wastes, metal materials such as steel bars and the like are sorted out and can be used for recycling steel making, the sorted out reduced soil can be mixed with concrete and inorganic additives and then used for making bricks, and the sorted out large-particle-size aggregate can be used as a road building material. And the various materials after being subdivided are pushed to the market again for recycling.
In the process of treating construction waste, the method is applied to a large number of devices such as crushers, belt conveyors and screening machines, and the devices are processed, manufactured and assembled, and operation and maintenance can be completed only by a large number of tools and devices, so that how to change the current assembling and maintaining situations of construction waste treatment related devices, particularly sorting devices in the prior art is a problem to be solved urgently by technical personnel in the field.
The existing composite sorting machine is novel equipment, is designed and produced for the first time in China, has no special tool clamp for assembling parts of the existing equipment, can only be installed by depending on the existing general tool, and causes the problems of complex installation process, long period, low precision, low reliability and easy reworking.
Disclosure of Invention
For solving the above technical problem, the utility model provides an elastic vibration supports construction equipment for assembly to improve assembly precision and the efficiency that elastic vibration supported in the composite sorting machine.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides a tooling device for assembling an elastic vibration support, which comprises a frame, a clamping device, a tightening device and a positioning device; the clamping devices are arranged at two ends of the rack, the tightening devices are arranged in the middle of the rack, the positioning devices are arranged on one of the clamping devices, and the other of the clamping devices on the rack is provided with a fixing positioning pin.
Optionally, the frame includes a bottom plate and an upper plate, the bottom plate is a flat plate, the upper plate is a U-shaped structure, an open end of the upper plate faces the bottom plate, and the clamping device, the tightening device and the positioning device are all disposed on the upper plate.
Optionally, the clamping device comprises a bidirectional single-shaft screw rod, two clamping screw rod nuts, two clamping brackets and two clamping blocks; the two-way single-shaft screw rod is rotatably arranged between the bottom plate and the upper plate, the two screw rod nuts are respectively arranged on the two sections of threads of the two-way single-shaft screw rod, the outer portion of each screw rod nut is connected with the bottom of one clamping support, and one clamping block is arranged on the upper portion of each clamping support.
Optionally, the tightening device comprises a tightening worm and a tightening turbine; the tightening worm wheel is provided with an accommodating opening, the tightening worm wheel is rotatably arranged on the rack, and the tightening worm is rotatably arranged on the rack and in transmission connection with the tightening worm.
Optionally, the positioning device comprises a pressing handle, a positioning folded plate, a positioning support plate, a spring and a floating positioning pin; the positioning support plate is arranged on the rack; the positioning folded plate is of an L-shaped plate structure, one end of the positioning folded plate is rotatably connected with the positioning support plate, and two sides of the other end of the positioning folded plate are respectively provided with a positioning hole; two ends of the pressing handle are respectively connected with one end of the floating positioning pin, and the other end of the floating positioning pin penetrates through the positioning hole; the spring sleeve is arranged between the pressing handle and the bottom end of the positioning hole.
Optionally, a positioning clamp spring is further arranged on the inner side wall of the positioning hole, a limiting portion protrudes from the middle of the positioning clamp spring to the center of the positioning hole, a limiting groove is formed in the side wall of the pressing handle, and the limiting groove is matched with the limiting portion.
Optionally, a sealing cover is arranged on the upper portion of the pressing handle, and the sealing cover is detachably connected with the top of the positioning hole.
Optionally, the positioning flap is hinged to the positioning support plate through a spring.
The utility model discloses for prior art gain following technological effect:
the main structure of the equipment for assembling the elastic vibration support comprises a frame, a clamping device, a screwing device and a positioning device; the clamping devices are arranged at two ends of the rack, the tightening devices are arranged in the middle of the rack, the positioning devices are arranged on one of the clamping devices, and the other of the clamping devices on the rack is provided with a fixing positioning pin. One end of the elastic vibration support is positioned by the fixed positioning pin and is clamped by the clamping device, the distance between the two ends of the elastic vibration support is adjusted by the screwing device, the other end of the elastic vibration support is positioned by the positioning device, and the fastening nut on the elastic vibration support is screwed by the wrench, so that the high-efficiency and high-precision assembly of the elastic vibration support is realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the tooling equipment for assembling the elastic vibration support of the present invention;
FIG. 2 is a schematic structural view of the positioning device of the tooling equipment for assembling the elastic vibration support according to the present invention in an open state;
FIG. 3 is a schematic side view of the tooling equipment for assembling the elastic vibration support of the present invention;
FIG. 4 is a schematic structural view of a tightening turbine in the tooling equipment for assembling the elastic vibration support of the present invention;
FIG. 5 is a schematic view of a partial structure of a positioning device in a tooling device for assembling an elastic vibration support according to the present invention;
fig. 6 is a schematic structural view of a conventional elastic vibration support.
Description of reference numerals: 1. a frame; 2. a clamping device; 2.1, hanging seats; 2.2, clamping a hand wheel with a handle; 2.3, bidirectional single-shaft screw rods; 2.4, clamping the bracket; 2.5, clamping blocks; 2.6, clamping a screw rod nut; 3. tightening the device; 3.1, turbine cover; 3.2, tightening the turbine; 3.3, a worm box; 3.4, centralized oil injection holes; 3.5, a worm; 3.6, tightening a hand wheel with a handle; 4. a positioning device; 4.1, pressing a handle; 4.2, floating the positioning pin; 4.3, positioning the sleeve; 4.4, positioning folded plates; 4.5, positioning blocks; 4.6, a spring hinge; 4.7, positioning the supporting plate; 4.8, fixing the positioning pin; 4.9, sealing the cover; 4.10, screws; 4.11, positioning a clamp spring; 4.12, a spring;
01. a left-handed elastomeric flange; 02. a left-handed elastomer; 03. a screw; 04. locking the nut; 05. a dextrorotation elastic body; 06. and a right-handed elastomer flange.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 5, the present embodiment provides a tooling apparatus for assembling an elastic vibration support, which includes a frame 1, a clamping device 2, a tightening device 3 and a positioning device 4; the clamping device 2 is arranged at two ends of the rack 1, the screwing device 3 is arranged at the middle of the rack 1, the positioning device 4 is arranged on one of the clamping device 2, and the rack 1 is provided with a fixing positioning pin 4.8 at the other clamping device 2.
The frame 1 comprises a bottom plate and an upper plate, the bottom plate is flat, the upper plate is of a U-shaped structure, the open end of the upper plate faces the bottom plate, and the clamping device 2, the screwing device 3 and the positioning device 4 are all arranged on the upper plate.
The clamping device 2 comprises a bidirectional single-shaft screw, two clamping screw nuts 2.6, two clamping brackets 2.4, two clamping blocks and a rubber block 2.5; the two-way unipolar lead screw is rotatable set up in the bottom plate with between the upper plate, two screw-nut set up respectively in on two sections screw threads of two-way unipolar lead screw, every the screw-nut outside all with one press from both sides tight support 2.4's bottom and be connected, every press from both sides tight support 2.4 upper portion and be provided with one press from both sides tight piece, press from both sides tight piece inboard and still be provided with a block rubber 2.5 to prevent to press from both sides tight piece damage elastic vibration and support.
In a more specific embodiment, the clamping bracket 2.4 comprises two clamping plates arranged in parallel, the middle parts of the two clamping plates are connected through a connecting plate, and the clamping block is arranged on one side of the upper parts of the two clamping plates facing to the center of the clamping device 2; the lower part of the clamping plate penetrates through the guide hole on the upper plate and then is connected with a clamping screw rod nut 2.6.
When the two-way single-shaft screw rod rotates, the rotating directions of the two clamping screw rod nuts 2.6 are opposite, so that the two clamping brackets 2.4 linearly move along the guide hole in opposite directions, and the elastic vibration support is clamped.
Further, the bottom of the upper plate is provided with a hanging seat 2.1, the bidirectional uniaxial lead screw penetrates through the hanging seat 2.1 and can rotate in the hanging seat 2.1, one end of the bidirectional uniaxial lead screw is provided with a clamping belt handle hand wheel 2.2, and the bidirectional uniaxial lead screw is rotated by rotating the clamping belt handle hand wheel 2.2 so as to realize clamping and releasing.
The tightening device 3 comprises a tightening worm and a tightening turbine 3.2; the tightening turbine 3.2 is provided with an accommodating opening, the tightening turbine 3.2 is rotatably arranged on the rack 1, and the tightening worm is rotatably arranged on the rack 1 and is in transmission connection with the tightening worm.
A worm 3.5 box 3.3 is arranged in the middle of the upper portion of the upper plate, a tightening worm is rotatably arranged in the worm 3.5 box 3.3, a hand wheel 3.6 with a tightening handle is arranged at one end of the tightening worm, and the tightening worm is rotated by rotating the hand wheel 3.6 with the tightening handle, so that the tightening worm 3.2 is rotated.
Be provided with one on worm 3.5 case 3.3 and concentrate oil filler point 3.4, concentrate the bottom of oil filler point 3.4 and extend to two-way unipolar lead screw and screw up scroll bar department through the hose to, can carry out the oiling to two-way unipolar lead screw and screw up the scroll bar through concentrating oil filler point 3.4.
The positioning device 4 comprises a pressing handle 4.1, a positioning folded plate 4.4, a positioning support plate 4.7, a spring 4.12 and a floating positioning pin 4.2; the positioning support plate 4.7 is arranged on the frame 1; the positioning folded plate 4.4 is of an L-shaped plate structure, one end of the positioning folded plate 4.4 is connected with the positioning support plate 4.7 through a spring hinge 4.6, and two sides of the other end of the positioning folded plate 4.4 are respectively provided with a positioning hole; two ends of the pressing handle 4.1 are respectively connected with one end of the floating positioning pin 4.2, and the other end of the floating positioning pin 4.2 penetrates through the positioning hole; the spring 4.12 is sleeved between the pressing handle 4.1 and the bottom end of the positioning hole.
Still be provided with location jump ring 4.11 on the locating hole inside wall, the middle part of location jump ring 4.11 to the center department arch of locating hole is spacing portion, be provided with the spacing groove on the handle 4.1 lateral wall of pressing, the spacing groove with spacing portion phase-match.
And a sealing cover 4.9 is arranged at the upper part of the pressing handle 4.1, and the sealing cover 4.9 is connected with the top of the positioning hole through a screw 4.10.
In a more specific embodiment, a positioning sleeve 4.3 is coaxially disposed on the positioning hole, the bottom end of the floating positioning pin 4.2 penetrates through the positioning sleeve 4.3, the spring 4.12 is disposed in the positioning sleeve 4.3, the sealing cover 4.9 is disposed at the top of the positioning sleeve 4.3, and the positioning clamp spring 4.11 is disposed on the inner wall of the positioning sleeve 4.3.
One end of the positioning folded plate 4.4 is also provided with a positioning foot plate, the bottom surface of the positioning foot plate is a plane, and when the bottom surface of the positioning foot plate is contacted with the positioning support plate 4.7, the top of the positioning folded plate 4.4 is kept in a parallel state with the positioning support plate 4.7.
When the elastic vibration support is used, the left-handed elastic body 02 and the right-handed elastic body 05 which are elastically supported by vibration are preassembled, namely, two locking nuts 04 are respectively arranged at two ends of the screw rod 03, then the left-handed elastic body 02 and the right-handed elastic body 05 are respectively arranged at two ends of the screw rod 03, and the left-handed elastic body flange 01 and the right-handed elastic body flange 06 are positioned at the positions which are above and below and are basically parallel; lifting the positioning folded plate 4.4 to ensure that the positioning folded plate 4.4 does not cover the clamping device 2 on the right side any more, and pressing down the pressing handle 4.1 to ensure that the limiting groove on the pressing handle 4.1 is clamped and connected with the clamp spring, so that the floating positioning pin 4.2 extends out; the left-handed elastomer 02 is placed in the clamping device 2 on the left side, the right-handed elastomer 05 is placed in the clamping device 2 on the right side, the through hole in the left-handed elastomer flange 01 is matched with the fixed positioning pin 4.8, the positioning folded plate 4.4 is loosened, and the positioning folded plate 4.4 is pressed on the right-handed elastomer flange 06 under the action of the spring hinge 4.6; the tightening worm wheel 3.2 is rotated by rotating the tightening hand wheel with the handle 3.6, the screw rod 03 is further driven to rotate, the distance between the left-handed elastomer 02 and the right-handed elastomer 05 is changed, the floating positioning pin 4.2 is inserted into the through hole of the right-handed elastomer flange 06, the distance between the left-handed elastomer 02 and the right-handed elastomer 05 is positioned, the two tightening hand wheels with the handles 3.6 are rotated, the clamping devices 2 on the two sides clamp the left-handed elastomer 02 and the right-handed elastomer 05, the left-handed elastomer flange 01 and the right-handed elastomer flange 06 are in parallel, and the two locking nuts 04 are tightened by a wrench, so that the positioning assembly of the left-handed elastomer 02 and the right-handed elastomer 05 is completed.
When the elastic vibration support is taken out, the two hand wheels 3.6 with handles are screwed down to release the clamping of the elastic vibration support, the handle 4.1 is pressed by hand to release the clamping state of the limiting groove and the clamp spring, the positioning folded plate 4.4 is lifted, and the elastic vibration support is taken out.
Example two:
the present embodiment is an embodiment improved on the basis of the first embodiment.
The accommodate opening part of screwing up turbine 3.2 in this embodiment is provided with detachable supplementary piece, the outside of supplementary piece is provided with the turbine tooth the same with screwing up turbine 3.2, through supplementing the piece card to accommodate in the opening, the turbine that the outer wall formation of messenger's screwing up turbine 3.2 was accomplished to when rotating to screw up band handle hand wheel 3.6, screw up turbine 3.2 can carry out the rotation of whole circle, thereby also can accomplish positioning assembly under the great condition of interval of levogyration elastomer 02 and dextrorotation elastomer 05 when the pre-assembling.
It should be noted that, as is obvious to a person skilled in the art, the invention is not limited to details of the above-described exemplary embodiments, but can be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (8)
1. The tool equipment for assembling the elastic vibration support is characterized by comprising a rack, a clamping device, a screwing device and a positioning device; the clamping devices are arranged at two ends of the rack, the tightening devices are arranged in the middle of the rack, the positioning devices are arranged on one of the clamping devices, and the other of the clamping devices on the rack is provided with a fixing positioning pin.
2. The tooling equipment for assembly of elastic vibration support according to claim 1, wherein the frame comprises a bottom plate and an upper plate, the bottom plate is a flat plate, the upper plate is a U-shaped structure, the open end of the upper plate faces the bottom plate, and the clamping device, the tightening device and the positioning device are all arranged on the upper plate.
3. The elastic vibration support assembly tooling equipment as recited in claim 2, wherein the clamping device comprises a two-way single-shaft lead screw, two clamping lead screw nuts, two clamping brackets and two clamping blocks; the two-way single-shaft screw rod is rotatably arranged between the bottom plate and the upper plate, the two clamping screw nuts are respectively arranged on the two threads of the two-way single-shaft screw rod, the outer portion of each clamping screw nut is connected with the bottom of one clamping support, and the upper portion of each clamping support is provided with one clamping block.
4. The elastic vibration support assembly tooling equipment of claim 1, wherein the tightening device comprises a tightening scroll and a tightening turbine; the tightening worm wheel is provided with an accommodating opening, the tightening worm wheel is rotatably arranged on the rack, and the tightening worm is rotatably arranged on the rack and in transmission connection with the tightening worm.
5. The tooling equipment for assembling the elastic vibration support as claimed in claim 1, wherein the positioning device comprises a pressing handle, a positioning folded plate, a positioning support plate, a spring and a floating positioning pin; the positioning support plate is arranged on the rack; the positioning folded plate is of an L-shaped plate structure, one end of the positioning folded plate is rotatably connected with the positioning support plate, and two sides of the other end of the positioning folded plate are respectively provided with a positioning hole; two ends of the pressing handle are respectively connected with one end of the floating positioning pin, and the other end of the floating positioning pin penetrates through the positioning hole; the spring sleeve is arranged between the pressing handle and the bottom end of the positioning hole.
6. The tooling equipment for assembling the elastic vibration support according to claim 5, wherein a positioning snap spring is further arranged on the inner side wall of the positioning hole, a limiting part protrudes from the middle part of the positioning snap spring to the center of the positioning hole, a limiting groove is arranged on the side wall of the pressing handle, and the limiting groove is matched with the limiting part.
7. The tooling equipment for assembly of the elastic vibration support according to claim 5, wherein a sealing cover is arranged at the upper part of the pressing handle, and the sealing cover is detachably connected with the top of the positioning hole.
8. The tooling equipment for assembling the elastic vibration support according to claim 5, wherein the positioning folded plate is connected with the positioning support plate through a spring hinge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021467274.9U CN212444977U (en) | 2020-07-23 | 2020-07-23 | Elastic vibration supports frock equipment for assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021467274.9U CN212444977U (en) | 2020-07-23 | 2020-07-23 | Elastic vibration supports frock equipment for assembly |
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| Publication Number | Publication Date |
|---|---|
| CN212444977U true CN212444977U (en) | 2021-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021467274.9U Active CN212444977U (en) | 2020-07-23 | 2020-07-23 | Elastic vibration supports frock equipment for assembly |
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| CN (1) | CN212444977U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111843892A (en) * | 2020-07-23 | 2020-10-30 | 北京建工资源循环利用投资有限公司 | Elastic vibration supports frock equipment for assembly |
-
2020
- 2020-07-23 CN CN202021467274.9U patent/CN212444977U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111843892A (en) * | 2020-07-23 | 2020-10-30 | 北京建工资源循环利用投资有限公司 | Elastic vibration supports frock equipment for assembly |
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Address after: 1701-1728, 17th floor, block a, building 1, courtyard 10, Xueqing Road, Haidian District, Beijing 100089 (Dongsheng area) Patentee after: Beijing Construction Engineering Resource Recycling Co.,Ltd. Country or region after: China Address before: 1701-1728, 17th floor, block a, building 1, courtyard 10, Xueqing Road, Haidian District, Beijing 100089 (Dongsheng area) Patentee before: Beijing Construction Engineering Resources Recycling Co.,Ltd. Country or region before: China Address after: 1701-1728, 17th floor, block a, building 1, courtyard 10, Xueqing Road, Haidian District, Beijing 100089 (Dongsheng area) Patentee after: Beijing Construction Engineering Resources Recycling Co.,Ltd. Country or region after: China Address before: 100085 17th floor, block a, Xueqing Jiachuang building, building 1, yard 10, Xueqing Road, Haidian District, Beijing Patentee before: BCEG RESOURCES RECYCLING Co.,Ltd. Country or region before: China |
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