CN217677650U - Quenching furnace material rack - Google Patents
Quenching furnace material rack Download PDFInfo
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- CN217677650U CN217677650U CN202220690375.5U CN202220690375U CN217677650U CN 217677650 U CN217677650 U CN 217677650U CN 202220690375 U CN202220690375 U CN 202220690375U CN 217677650 U CN217677650 U CN 217677650U
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Abstract
The utility model relates to a quenching furnace material rack, which comprises a base and a supporting frame; the base comprises a first cross beam and a second cross beam which are arranged oppositely, and a plurality of longitudinal beams which are parallel to each other are connected between the first cross beam and the second cross beam. A plurality of parallel limiting steel bars are arranged on the longitudinal beam at intervals along the length direction; the support frame includes floorbar, main support, first auxiliary stand and second auxiliary stand, and many longerons all with floorbar fixed connection, the both ends of each longeron all are based on the floorbar symmetry. The main support, the first auxiliary support and the second auxiliary support are all connected with the bottom beam, the first auxiliary support is connected with the main support through the first connecting frame, and the second auxiliary support is connected with the main support through the second connecting frame. A plurality of hoisting holes are formed in the main support. The lifting holes are compared with external lifting rings, the height of the quenching furnace material frame cannot be increased, the height occupied by the lifting rings is not required to be considered in the quenching furnace material frame with the lifting holes, and the plate loading height of the quenching furnace material frame can be improved as far as possible.
Description
Technical Field
The utility model relates to the technical field of quenching equipment, in particular to a quenching furnace material rack.
Background
At present, the mechanism of the aluminum extruded section is strengthened by quenching in the production process, wherein the water cooling application is common. In the quenching process, firstly, an extrusion-molded aluminum plate is hoisted on a quenching furnace material rack, then the quenching furnace material rack bearing the aluminum plate is placed in a heating furnace to be heated to a set temperature, and then the quenching furnace material rack bearing the aluminum plate is integrally placed in a water tank to be quenched. The existing quenching furnace burden frame is welded with a special lifting ring on a frame; the adjacent aluminum plates are separated by the aluminum gasket strips, so that water can flow between the aluminum plates, and the quenching effect is improved. However, the special lifting ring increases the height of the quenching furnace material frame, so that the inner height of the quenching furnace needs to be increased, and the production cost is increased; the use of the aluminum backing strip increases the production cost of the quenching furnace rack.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In view of the above disadvantages and deficiencies of the prior art, the present invention provides a quenching furnace rack, which solves the technical problems of high use cost and excessive height of the quenching furnace rack.
(II) technical scheme
In order to achieve the above object, the quenching furnace rack of the present invention comprises:
a base and a support frame;
the base comprises a first cross beam and a second cross beam which are oppositely arranged, and a plurality of longitudinal beams which are parallel to each other are connected between the first cross beam and the second cross beam; a plurality of limiting steel bars which are parallel to each other are arranged on the longitudinal beam at intervals along the length direction;
the supporting frame comprises a bottom beam, a main support, a first auxiliary support and a second auxiliary support, the longitudinal beams are fixedly connected with the bottom beam, and two ends of each longitudinal beam are symmetrical based on the bottom beam;
the main support, the first auxiliary support and the second auxiliary support are respectively connected with the bottom beam, the first auxiliary support is connected with the main support through a first connecting frame, and the second auxiliary support is connected with the main support through a second connecting frame;
a plurality of hoisting holes are formed in the main support.
Optionally, the main support comprises a top beam, a first vertical beam, a second vertical beam and at least one third vertical beam;
first ends of the first vertical beam, the second vertical beam and the third vertical beam are vertically connected with the bottom beam, second ends of the first vertical beam, the second vertical beam and the third vertical beam are vertically connected with the top beam, and the third vertical beam is positioned between the first vertical beam and the second vertical beam;
the first connecting frame is connected with the first vertical beam, and the second connecting frame is connected with the second vertical beam;
the hoisting holes are formed in the first vertical beam and the second vertical beam.
Optionally, the cross sections of the first vertical beam, the second vertical beam and the third vertical beam are all rectangular.
Optionally, the first auxiliary support and the second auxiliary support each include a fourth vertical beam and an end beam, a first end of the fourth vertical beam is vertically connected to the bottom beam, a second end of the fourth vertical beam is connected to a first end of the end beam, and the first vertical beam, the second vertical beam, the third vertical beam, and the fourth vertical beam are parallel to each other and perpendicular to the longitudinal beam;
the fourth vertical beam of the first auxiliary support is close to the first vertical beam, and the fourth vertical beam of the second auxiliary support is close to the second vertical beam;
the first connecting frame is connected with the second end of the end beam of the first auxiliary support, and the second connecting frame is connected with the second end of the end beam of the second auxiliary support; the cross sections of the fourth vertical beam and the end beam are rectangular.
Optionally, the hoisting holes are formed in the first surfaces of the first vertical beam and the second vertical beam;
the first face of the first vertical beam faces the first connecting frame, and the first face of the second vertical beam faces the second connecting frame.
Optionally, the first connecting frame comprises a first connecting beam and a second connecting beam, and the second connecting frame comprises a third connecting beam and a fourth connecting beam;
the first end of the first connecting beam is vertically connected with the first vertical beam, and the connecting point of the first connecting beam and the first vertical beam is positioned below the hoisting hole in the first vertical beam; the second end of the first connecting beam is vertically connected with the first end of the second connecting beam, and the second end of the second connecting beam is vertically connected with the second end of the end beam of the first auxiliary support;
the first end of the third connecting beam is vertically connected with the second vertical beam, and the connecting point of the third connecting beam and the second vertical beam is positioned below the hoisting hole in the second vertical beam; and the second end of the third connecting beam is vertically connected with the first end of the fourth connecting beam, and the second end of the fourth connecting beam is vertically connected with the second end of the end beam of the second auxiliary support.
Optionally, the support frame further comprises a first oblique beam, a second oblique beam and a plurality of third oblique beams;
the first ends of the first oblique beam, the second oblique beam and the third oblique beam are connected with the bottom beam;
the second end of the first oblique beam is connected with the first connecting frame;
the second end of the second oblique beam is connected with the second connecting frame;
and the second end of the third oblique beam is connected with the main bracket.
Optionally, any two adjacent third oblique beams are symmetrical based on a vertical plane perpendicular to the bottom beam.
Optionally, the cross sections of the first cross beam, the second cross beam and the longitudinal beam are all rectangular.
Optionally, the bottom beam is rectangular in cross section.
(III) advantageous effects
The interval before two adjacent spacing billet forms one and puts the board point, and aluminum plate downside limit is arranged in and is put the board point, avoids aluminum plate to slide, and the spacing cushion of putting the board point changes the spacing billet of welding on the crossbeam into by original aluminum gasket, improves the incorruptibility, reduces use cost to spacing billet is integrative with the work or material rest, and life and work or material rest equivalence have further reduced use cost.
The base is based on the plane of symmetry of main support, and the both sides of main support, first auxiliary stand and second auxiliary stand all can lean on polylith aluminum plate, and the aluminum plate is based on the plane of symmetry of main support on the full-load quenching furnace work or material rest, has effectively improved the stability that aluminum plate placed and the stability of hoist and mount in-process quenching furnace work or material rest.
A plurality of lifting holes are formed in the main support and used for being connected with lifting equipment, the lifting holes are compared with external lifting rings, the height of the quenching furnace material frame cannot be increased, the height occupied by the lifting rings is not needed to be considered in the quenching furnace material frame with the lifting holes under the condition that the quenching furnace is highly fixed, and the plate loading height of the quenching furnace material frame can be improved as far as possible.
Drawings
Fig. 1 is a front view of a quenching furnace rack of the present invention;
fig. 2 is a top view of the quenching furnace material rack of the present invention;
fig. 3 isbase:Sub>A schematic cross-sectional view taken along linebase:Sub>A-base:Sub>A in fig. 1.
[ description of reference ]
1: a base; 11: a first cross member; 12: a second cross member; 13: a longitudinal beam; 14: a limiting steel bar;
21: a first connecting frame; 22: a second link frame; 23: hoisting holes;
240: a top beam; 241: a first vertical beam; 242: a second vertical beam; 243: a third vertical beam; 244: a fourth vertical beam; 245: an end beam;
251: a first inclined beam; 252: a second inclined beam; 253: and a third oblique beam.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings. In which the terms "upper", "lower", etc. are used herein with reference to the orientation of fig. 1.
While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
As shown in figure 1, the utility model provides a quenching furnace work or material rest, it includes interconnect's base 1 and support frame, and aluminum plate's lower side butt is on base 1, and aluminum plate's last side leans on the support frame, and the superpose has the cushion between two arbitrary adjacent aluminum plates, avoids laminating each other between the adjacent aluminum plate. As shown in fig. 2, the base 1 includes a first cross beam 11 and a second cross beam 12 which are oppositely disposed, a plurality of longitudinal beams 13 which are parallel to each other are connected between the first cross beam 11 and the second cross beam 12, a plurality of spacing steel bars 14 which are parallel to each other are welded on the longitudinal beams 13 at intervals along the length direction, and the spacing steel bars 14 on the plurality of longitudinal beams 13 are at the same interval. The interval before two adjacent spacing billet 14 forms one and puts the board point, and aluminum plate downside limit is arranged in and is put the board point, avoids aluminum plate to slide, and the spacing cushion of putting the board point changes the spacing billet 14 of welding on the crossbeam into by original aluminium backing strip, improves the incorruptibility, reduces use cost to spacing billet 14 is integrative with the work or material rest, and life and work or material rest equivalence have further reduced use cost. The support frame includes floorbar, main support, first auxiliary stand and second auxiliary stand, and many longerons 13 all with floorbar fixed connection, and the both ends of each longeron 13 all are based on the floorbar symmetry. The main support, first auxiliary stand and second auxiliary stand all are connected with the floorbar, first auxiliary stand connects the main support through first link 21, the main support is connected through second link 22 to the second auxiliary stand, base 1 is based on the plane of symmetry of main support, the both sides of first auxiliary stand and second auxiliary stand all can lean on polylith aluminum plate, the aluminum plate is based on the plane of symmetry of main support on the quenching furnace work or material rest that is full-load, the stability that aluminum plate placed and the stability of the quenching furnace work or material rest of hoist and mount in-process have effectively been improved. A plurality of lifting holes 23 are formed in the main support and used for being connected with lifting equipment, the lifting holes 23 are compared with external lifting rings, the height of the quenching furnace material frame cannot be increased, the height occupied by the lifting rings is not needed to be considered in the quenching furnace material frame with the lifting holes 23 under the condition that the quenching furnace is highly fixed, and the plate loading height of the quenching furnace material frame can be improved as far as possible. For example, the height of the plate after the lifting ring of the quenching furnace material rack is removed is increased from 1.5 meters to 1.65 meters, and the quenching plate with the width of 1.6 meters can be produced.
As shown in fig. 1, the main stand includes a top beam 240, a first vertical beam 241, a second vertical beam 242, and at least one third vertical beam 243, the third vertical beam 243 is used to increase the load-bearing capacity and length of the main stand, and the number of the third vertical beams 243 may be selected according to the length and thickness of the aluminum plate. The concrete structure is as follows: first ends of the first vertical beam 241, the second vertical beam 242 and the third vertical beam 243 are vertically connected with the bottom beam, second ends of the first vertical beam 241, the second vertical beam 242 and the third vertical beam 243 are vertically connected with the top beam 240, and the third vertical beam 243 is located between the first vertical beam 241 and the second vertical beam 242. The first link frame 21 is connected to the first vertical beam 241, and the second link frame 22 is connected to the second vertical beam 242. The hoisting holes 23 are formed in the first vertical beam 241 and the second vertical beam 242 located on the two sides, so that the stress balance of the quenching furnace material rack in the hoisting process is guaranteed, and the inclination is avoided.
As shown in fig. 1, the first auxiliary bracket and the second auxiliary bracket each include a fourth vertical beam 244 and an end beam 245, a first end of the fourth vertical beam 244 is vertically connected to the bottom beam, a second end of the fourth vertical beam 244 is connected to a first end of the end beam 245, and the first vertical beam 241, the second vertical beam 242, the third vertical beam 243, and the fourth vertical beam 244 are parallel to each other and are both perpendicular to the longitudinal beam 13. The fourth vertical beam 244 of the first auxiliary bracket is adjacent to the first vertical beam 241, and the fourth vertical beam 244 of the second auxiliary bracket is adjacent to the second vertical beam 242. The first link frame 21 is connected to a second end of the end beam 245 of the first auxiliary bracket, and the second link frame 22 is connected to a second end of the end beam 245 of the second auxiliary bracket.
As shown in fig. 3, the lifting holes 23 are formed in the side walls of the first vertical beam 241 and the second vertical beam 242, specifically, the lifting holes 23 are formed in the first surfaces of the first vertical beam 241 and the second vertical beam 242, the first surface of the first vertical beam 241 faces the first connecting frame 21, the first surface of the second vertical beam 242 faces the second connecting frame 22, and both the first connecting frame 21 and the second connecting frame 22 are L-shaped (see fig. 1). The end beam 245 of the first auxiliary support is connected with the top beam 240 of the main support through the first connecting frame 21, the end beam 245 of the second auxiliary support is connected with the top beam 240 of the main support through the second connecting frame 22, the first auxiliary support and the second auxiliary support are symmetrical based on the symmetry axis of the main support, the main support can be stably connected with the end beam 245 of the first auxiliary support and the end beam 245 of the second auxiliary support, the position of the hoisting hole 23 can be avoided by the end beam 245 of the first auxiliary support and the end beam 245 of the second auxiliary support, and the situation that the end beam 245 interferes with hoisting equipment is avoided.
Specifically, as shown in fig. 1, the first connecting frame 21 includes a first connecting beam and a second connecting beam, and the second connecting frame 22 includes a third connecting beam and a fourth connecting beam. The first end of the first connecting beam is vertically connected with the first vertical beam 241, and the connecting point of the first connecting beam and the first vertical beam 241 is located below the hoisting hole 23 on the first vertical beam 241; the second end of the first connection beam is vertically connected to the first end of the second connection beam, and the second end of the second connection beam is vertically connected to the second end of the end beam 245 of the first auxiliary bracket. The first end of the third connecting beam is vertically connected with the second vertical beam 242, and the connection point of the third connecting beam and the second vertical beam 242 is positioned below the hoisting hole 23 on the second vertical beam 242; the second end of the third connecting beam is vertically connected to the first end of the fourth connecting beam, and the second end of the fourth connecting beam is vertically connected to the second end of the end beam 245 of the second auxiliary bracket.
As shown in fig. 1, the support frame further comprises a first inclined beam 251, a second inclined beam 252 and a plurality of third inclined beams 253. The first ends of the first oblique beam 251, the second oblique beam 252 and the third oblique beam 253 are connected with the bottom beam, the second end of the first oblique beam 251 is connected with the first connecting frame 21, the second end of the second oblique beam 252 is connected with the second connecting frame 22, the second end of the third oblique beam 253 is connected with the main support, any two adjacent third oblique beams 253 are respectively symmetrical based on different vertical planes, and each vertical plane is perpendicular to the bottom beam, so that the strength of the quenching furnace material frame is increased.
Preferably, the first cross beam 11, the second cross beam 12, the longitudinal beam 13, the bottom beam, the first vertical beam 241, the second vertical beam 242, the third vertical beam 243, the fourth vertical beam 244 and the end beam 245 all adopt square tubes with rectangular cross sections, so that the size of each beam is more uniform, the deformation after heating is less, and the service life is prolonged.
The interval before two adjacent spacing billet 14 forms one and puts the board point, and aluminum plate downside limit is arranged in and is put the board point, avoids aluminum plate to slide, and the spacing cushion of putting the board point changes the spacing billet 14 of welding on the crossbeam into by original aluminium backing strip, improves the incorruptibility, reduces use cost to spacing billet 14 is integrative with the work or material rest, and life and work or material rest equivalence have further reduced use cost. Base 1 is based on the plane of symmetry of main support, and the both sides of main support, first auxiliary stand and second auxiliary stand all can lean on polylith aluminum plate, and the aluminum plate base is on the plane of symmetry of main support on the quenching furnace work or material rest that is full-load, has effectively improved the stability that aluminum plate placed and the stability of hoist and mount in-process quenching furnace work or material rest. A plurality of hole for hoist 23 have been seted up on the main support for connect lifting device, hole for hoist 23 compare in external hoisting ring, can not increase quenching furnace work or material rest height, and under the high fixed circumstances in the quenching furnace, the quenching furnace work or material rest that is provided with hole for hoist 23 need not to consider the height that the hoisting ring occupied, can improve the dress plate height of quenching furnace work or material rest as far as.
In the description of the present invention, it is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to imply that the number of indicated technical features is significant. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; either as communication within the two elements or as an interactive relationship of the two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless otherwise expressly stated or limited, a first feature may be "on" or "under" a second feature, and the first and second features may be in direct contact, or the first and second features may be in indirect contact via an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lower level than the second feature.
In the description herein, the description of the terms "one embodiment," "some embodiments," "an embodiment," "an example," "a specific example" or "some examples" or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
While embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that modifications, alterations, substitutions and variations may be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. A quenching furnace rack, characterized in that the quenching furnace rack comprises: a base (1) and a support frame;
the base (1) comprises a first cross beam (11) and a second cross beam (12) which are oppositely arranged, and a plurality of longitudinal beams (13) which are parallel to each other are connected between the first cross beam (11) and the second cross beam (12); a plurality of limiting steel bars (14) which are parallel to each other are arranged on the longitudinal beam (13) at intervals along the length direction;
the supporting frame comprises a bottom beam, a main support, a first auxiliary support and a second auxiliary support, a plurality of longitudinal beams (13) are fixedly connected with the bottom beam, and two ends of each longitudinal beam (13) are symmetrical based on the bottom beam;
the main support, the first auxiliary support and the second auxiliary support are respectively connected with the bottom beam, the first auxiliary support is connected with the main support through a first connecting frame (21), and the second auxiliary support is connected with the main support through a second connecting frame (22);
a plurality of hoisting holes (23) are formed in the main bracket.
2. The quench stack of claim 1, wherein the main support comprises a top beam (240), a first vertical beam (241), a second vertical beam (242), and at least one third vertical beam (243);
first ends of the first vertical beam (241), the second vertical beam (242) and the third vertical beam (243) are vertically connected with the bottom beam, second ends of the first vertical beam (241), the second vertical beam (242) and the third vertical beam (243) are vertically connected with the top beam (240), and the third vertical beam (243) is located between the first vertical beam (241) and the second vertical beam (242);
the first connecting frame (21) is connected with the first vertical beam (241), and the second connecting frame (22) is connected with the second vertical beam (242);
the hoisting holes (23) are formed in the first vertical beam (241) and the second vertical beam (242).
3. The quenching furnace stack of claim 2, characterized in that said first vertical beam (241), said second vertical beam (242) and said third vertical beam (243) are all rectangular in cross section.
4. The quenching furnace rack of claim 2, wherein said first and second auxiliary supports each comprise a fourth vertical beam (244) and an end beam (245), a first end of said fourth vertical beam (244) being connected perpendicularly to said bottom beam, a second end of said fourth vertical beam (244) being connected to a first end of said end beam (245), said first vertical beam (241), said second vertical beam (242), said third vertical beam (243) and said fourth vertical beam (244) being parallel to each other and all perpendicular to said longitudinal beam (13);
the fourth vertical beam (244) of the first auxiliary bracket is close to the first vertical beam (241), and the fourth vertical beam (244) of the second auxiliary bracket is close to the second vertical beam (242);
the first connection frame (21) is connected with a second end of the end beam (245) of the first auxiliary bracket, and the second connection frame (22) is connected with a second end of the end beam (245) of the second auxiliary bracket;
the cross sections of the fourth vertical beam (244) and the end beam (245) are rectangular.
5. The quenching furnace rack of claim 4, wherein the lifting holes (23) are formed on the first surface of the first vertical beam (241) and the first surface of the second vertical beam (242);
a first face of the first vertical beam (241) faces the first connecting frame (21), and a first face of the second vertical beam (242) faces the second connecting frame (22).
6. The quenching furnace stack of claim 5,
the first connecting frame (21) comprises a first connecting beam and a second connecting beam, and the second connecting frame (22) comprises a third connecting beam and a fourth connecting beam;
the first end of the first connecting beam is vertically connected with the first vertical beam (241), and the connecting point of the first connecting beam and the first vertical beam (241) is positioned below the hoisting hole (23) on the first vertical beam (241); a second end of the first connection beam is vertically connected with a first end of the second connection beam, and a second end of the second connection beam is vertically connected with a second end of the end beam (245) of the first auxiliary bracket;
the first end of the third connecting beam is vertically connected with the second vertical beam (242), and the connecting point of the third connecting beam and the second vertical beam (242) is positioned below the hoisting hole (23) on the second vertical beam (242); the second end of the third connecting beam is vertically connected with the first end of the fourth connecting beam, and the second end of the fourth connecting beam is vertically connected with the second end of the end beam (245) of the second auxiliary support.
7. The quenching furnace stack of any of claims 1-6, wherein said support frame further comprises a first angled beam (251), a second angled beam (252), and a plurality of third angled beams (253);
first ends of the first oblique beam (251), the second oblique beam (252) and the third oblique beam (253) are connected with the bottom beam;
the second end of the first oblique beam (251) is connected with the first connecting frame (21);
the second end of the second oblique beam (252) is connected with the second connecting frame (22);
the second end of the third oblique beam (253) is connected with the main bracket.
8. The quenching furnace stack of claim 7, characterized in that any two adjacent third oblique beams (253) are symmetrical based on a vertical plane perpendicular to said bottom beam.
9. The quenching furnace stack according to any of the claims 1-6, characterized in that the cross sections of said first cross beam (11), said second cross beam (12) and said longitudinal beams (13) are rectangular.
10. The quenching furnace rack of any of claims 1-6, wherein said bottom beams are rectangular in cross section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220690375.5U CN217677650U (en) | 2022-03-28 | 2022-03-28 | Quenching furnace material rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220690375.5U CN217677650U (en) | 2022-03-28 | 2022-03-28 | Quenching furnace material rack |
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| Publication Number | Publication Date |
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| CN217677650U true CN217677650U (en) | 2022-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220690375.5U Active CN217677650U (en) | 2022-03-28 | 2022-03-28 | Quenching furnace material rack |
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| CN (1) | CN217677650U (en) |
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Denomination of utility model: A quenching furnace material rack Effective date of registration: 20230426 Granted publication date: 20221028 Pledgee: Hunan Xingsha Rural Commercial Bank Co.,Ltd. Ansha sub branch Pledgor: HUNAN HENGJIA NEW MATERIAL TECHNOLOGY CO.,LTD. Registration number: Y2023980039214 |