Foot stool of cutting machine

By setting adjustable mounting holes and fixing structures on the cutting machine tripod, the adaptability of cutting machines is solved in different sizes, and the universality of the tripod and the stability of the cutting machine are achieved.

CN223090330UActive Publication Date: 2025-07-11YUYAO HESHENG MASCH CO LTD
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Patent Information

Application Number
CN202422518568.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-17
Publication Date
2025-07-11
Estimated Expiration
2034-10-17

AI Technical Summary

Technical Problem

The size of existing cutting machines requires different tripods, which cannot achieve versatility.

Method used

A cutting machine tripod is designed to adjust the bracket spacing to suit cutting machines of different sizes by setting different mounting holes on the bracket, utilizing the combination of bolts and nuts, and improve installation stability through spring buckles and fixing seats.

Benefits of technology

The adaptability of cutting machines of different sizes is achieved, the universality of the feet and the installation stability of the cutting machine are improved, and the adjustment process is simplified.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to a cutting machine foot stand which comprises two support sets, a front panel and a rear panel, the two support sets are arranged in parallel, each support set comprises a first support and a second support, the two ends of the front panel are fixed to the end, away from the ground, of the first support, and the two ends of the rear panel are fixed to the end, away from the ground, of the second support. The two ends of the rear panel are fixed to the ends, away from the ground, of the second supports respectively, a plurality of first mounting holes are formed in the first supports, a plurality of second mounting holes are formed in the second supports, and the first bolts sequentially penetrate through one first mounting hole and one second mounting hole; the first nut is connected to the first bolt in a threaded mode, a screw head of the first bolt and the first nut are located on the two sides of the support set respectively, and when the first bolt is arranged in the first installation hole and the second installation hole in a penetrating mode, the front panel and the rear panel are both in a horizontal state. The cutting machine foot stool has the advantages that the cutting machine foot stool is suitable for cutting machines of different sizes, and the adaptability of the foot stool is improved.
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Description

Technical Field

[0001] This application relates to the field of working platforms, and particularly to a cutting machine footrest. Background Art

[0002] A footrest is a bracket used to support equipment. According to different usage scenarios and requirements, footrests can be divided into many types, such as: tripods, monopods, and quadripods. Factors to consider when choosing a suitable footrest include: load-bearing capacity, material and weight, stability, etc.

[0003] To facilitate the operation of the cutting machine, the cutting machine is generally installed on a footrest for use. For example, a Chinese patent with the patent number CN2386944Y discloses a tile cutting machine. A water tank bracket assembly, a caster assembly, and a water trough are installed on the footrest assembly. There is a guide rod assembly and a main support on the water tank bracket assembly. There is a cutting table on the guide rod assembly, and a machine base on the main support. There is a motor, a machine base shaft, a shaft sleeve, and a saw blade shaft on the machine base. A saw blade is installed on the saw blade shaft. This machine uses water cooling for heat dissipation, reduces wear and pollution, can achieve polygon cutting at any angle, the cutting depth can reach 80 mm, the accuracy is 0.25 mm, the cut edges are neat and smooth, and the glaze surface has no chipping. It is suitable for cutting tiles, glazed tiles, wear-resistant tiles, granite, and marble.

[0004] Regarding the above related technology, the inventor believes that the cutting machine and the underlying footrest are adapted during the production process. Once the size of the cutting machine is different, a different footrest is required, and it is impossible to achieve universality, and there is still room for improvement. Utility Model Content

[0005] In order to improve the problem that different footrests are required when the sizes of cutting machines are different and universality cannot be achieved, this application provides a cutting machine footrest.

[0006] The cutting machine footrest provided by this application adopts the following technical solutions:

[0007] A cutting machine tripod comprises a bracket group, a front panel and a rear panel, the number of the bracket groups is two, the two bracket groups are arranged in parallel, the bracket group comprises a first bracket and a second bracket, two ends of the front panel are respectively fixed to one end of the first bracket of the two bracket groups away from the ground, and two ends of the rear panel are respectively fixed to one end of the second bracket of the two bracket groups away from the ground, and also comprises a first bolt and a first nut, the first bracket is provided with a plurality of first mounting holes arranged along the length direction of the first bracket, the second bracket is provided with a plurality of second mounting holes arranged along the length direction of the second bracket, the first bolt passes through one of the first mounting holes and one of the second mounting holes in sequence, the first nut is threadedly connected to the first bolt, the screw head and the first nut of the first bolt are respectively located on both sides of the bracket group, and when the first bolt is passed through the first mounting hole and the second mounting hole, the front panel and the rear panel are both in a horizontal state.

[0008] By adopting the above technical solution, by setting different mounting holes on the bracket, the distance between the upper ends of the first bracket and the second bracket is different when the first bolt is passed through the mounting holes at different positions, so that the distance between the front panel and the rear panel is different, which is suitable for cutting machines of different sizes and improves the adaptability of the tripod.

[0009] Optionally, a gasket is sleeved on the first bolt, and two sides of the gasket are respectively abutted against the first bracket and the second bracket of the same bracket group.

[0010] By adopting the above technical solution, the provision of the gasket prevents the first bracket and the second bracket from being squeezed and worn against each other, thereby increasing the service life of the first bracket and the second bracket.

[0011] Optionally, a toggle block is sleeved on the first nut.

[0012] By adopting the above technical solution and setting the toggle block, the user can rotate the first nut without using additional tools such as wrenches, so that the entire bracket can be quickly disassembled and adjusted, thereby improving the speed and efficiency of adjusting the size of the tripod.

[0013] Optionally, a first spring buckle is provided on the front panel, and a second spring buckle is provided on the rear panel.

[0014] By adopting the above technical solution, the first spring buckle and the second spring buckle are provided to fix the position of the cutting machine, thereby preventing the cutting machine from moving up and down when shaking, and improving the stability of the cutting machine installation.

[0015] Optionally, a plurality of first through holes and second through holes are provided on the front panel. Both the first through holes and the second through holes are in a kidney shape. The length direction of the first through holes is perpendicular to the length direction of the front panel, and the length direction of the second through holes is parallel to the length direction of the front panel. A plurality of third through holes and fourth through holes are provided on the rear panel. The third through holes and the fourth through holes are in a kidney shape. The length direction of the third through holes is perpendicular to the length direction of the rear panel, and the length direction of the fourth through holes is parallel to the length direction of the rear panel.

[0016] By adopting the above technical solution, the front panel and the rear panel are provided with kidney-shaped holes in different directions, which can cooperate with other workpieces to lock the cutting machine, further improving the stability of the installation of the cutting machine.

[0017] Optionally, a first fixing seat is abutted on the front panel. A second bolt is passed through the first fixing seat. After passing through the first fixing seat, the second bolt is passed through the first through hole. A second nut is threadedly connected to the second bolt. The head of the second bolt abuts on the side of the first fixing seat away from the front panel, and the second nut abuts on the side of the front panel away from the first fixing seat. A second fixing seat is abutted on the rear panel. A third bolt is passed through the second fixing seat. After passing through the second fixing seat, the third bolt is passed through the third through hole. A third nut is threadedly connected to the third bolt. The head of the third bolt abuts on the side of the second fixing seat away from the rear panel, and the third nut abuts on the side of the rear panel away from the second fixing seat.

[0018] By adopting the above technical solution, on the one hand, the setting of the first fixing seat and the second fixing seat facilitates the fixing of the cutting machine, prevents the cutting machine from moving left and right, and improves the stability of the installation of the cutting machine; on the other hand, installing the first fixing seat and the second fixing seat in the first through hole and the third through hole enables the positions of the first fixing seat and the second fixing seat to be adjusted, adapting to cutting machines of different sizes and improving the stability of the fixing structure.

[0019] Optionally, a third fixing seat is abutted on the front panel. A fourth bolt is passed through the third fixing seat and then passed through the first through hole. A fourth nut is threadedly connected to the fourth bolt. The head of the fourth bolt abuts on the side of the third fixing seat away from the front panel, and the fourth nut abuts on the side of the front panel away from the third fixing seat. A first abutting plate for abutting and tightening the cutting machine is fixedly connected to the third fixing seat. A fourth fixing seat is abutted on the rear panel. A fifth bolt is passed through the second fixing seat and then passed through the third through hole. A fifth nut is threadedly connected to the fifth bolt. The head of the fifth bolt abuts on the side of the fourth fixing seat away from the rear panel, and the fifth nut abuts on the side of the rear panel away from the fourth fixing seat. A second abutting plate for abutting and tightening the cutting machine is fixedly connected to the fourth fixing seat.

[0020] By adopting the above technical solution, the arrangement of the first abutting plate and the second abutting plate facilitates the fixation of the cutting machine, prevents the cutting machine from moving left and right, and improves the stability of the installation of the cutting machine.

[0021] Optionally, a first screw rod is threadedly connected to the first abutting plate. A first clamping plate is fixedly connected to the side of the first screw rod close to the cutting machine. A first driving block is fixedly connected to the end of the first screw rod away from the first clamping plate. A second screw rod is threadedly connected to the second abutting plate. A second clamping plate is fixedly connected to the side of the second screw rod close to the cutting machine. A second driving block is threadedly connected to the end of the second screw rod away from the second clamping plate.

[0022] By adopting the above technical solution, through the arrangement of the first screw rod and the second screw rod, it is only necessary to turn the first screw rod and the second screw rod to clamp the cutting machine, without first loosening the fourth bolt and the fifth bolt, then adjusting the positions of the third fixing seat and the fourth fixing seat, and then tightening the fourth bolt and the fifth bolt to adjust the clamping degree, which improves the convenience of clamping the cutting machine.

[0023] In summary, the present application includes at least one of the following beneficial technical effects:

[0024] 1. By providing different mounting holes on the bracket, when the first bolt is passed through the mounting holes at different positions, the distance between the upper ends of the first bracket and the second bracket is different, so that the distance between the front panel and the rear panel is different, which is suitable for cutting machines of different sizes and improves the adaptability of the footrest;

[0025] 2. The arrangement of the first spring buckle and the second spring buckle fixes the position where the cutting machine is placed, prevents the cutting machine from moving up and down when vibrating, and improves the stability of the installation of the cutting machine;

[0026] 3. The arrangement of the first fixing seat and the second fixing seat facilitates the fixing of the cutting machine, prevents the cutting machine from moving left and right, and improves the stability of the cutting machine installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a structural schematic diagram of a cutting machine tripod in Example 1 of the present application.

[0028] Figure 2 It is an exploded schematic diagram of the first bracket and the second bracket in Example 1 of the present application.

[0029] Figure 3 yes Figure 2 Enlarged schematic diagram of part A in the middle.

[0030] Figure 4 It is a structural schematic diagram of the front panel in Example 1 of the present application.

[0031] Figure 5 It is a schematic diagram of the structure of the rear panel in Example 1 of the present application.

[0032] Figure 6 It is a structural schematic diagram of the front panel in Example 2 of the present application.

[0033] Figure 7 It is a schematic diagram of the structure of the rear panel in Example 2 of the present application.

[0034] Explanation of the accompanying drawings: 1. bracket group; 11. first bracket; 111. first mounting hole; 12. second bracket; 121. second mounting hole; 2. locking assembly; 21. first bolt; 22. first nut; 23. gasket; 24. toggle block; 3. front panel; 31. first through hole; 32. second through hole; 33. first spring buckle; 4. rear panel; 41. third through hole; 42. fourth through hole; 43. second spring buckle; 5. first fixing seat; 51. second bolt; 52. second nut; 6. second fixing seat; 61. third bolt; 62. third nut; 7. third fixing seat; 71. first abutment plate; 72. first screw; 73. first clamping plate; 74. first driving block; 8. fourth fixing seat; 81. second abutment plate; 82. second screw; 83. second clamping plate; 84. second driving block. DETAILED DESCRIPTION

[0035] The following is combined with Figure 1-7 This application is described in further detail.

[0036] The embodiment of the present application discloses a cutting machine tripod.

[0037] Example 1

[0038] Reference Figure 1A cutting machine tripod comprises a bracket group 1, a locking assembly 2, a front panel 3 and a rear panel 4. The bracket group 1 stands on the ground to play a supporting role. There are two bracket groups 1, and the two bracket groups 1 are arranged in parallel. The bracket group 1 comprises a first bracket 11 and a second bracket 12, and the first bracket 11 and the second bracket 12 are fixed by the locking assembly 2. The two ends of the front panel 3 are respectively installed on the two first brackets 11 and are in a horizontal state to provide a corresponding support surface for the cutting machine. The two ends of the rear panel 4 are respectively installed on the two second brackets 12 and are in a horizontal state to provide a corresponding support surface for the cutting machine.

[0039] Reference Figure 2 and Figure 3 The locking assembly 2 includes a first bolt 21 and a first nut 22. The first bracket 11 has a plurality of first mounting holes 111, which are arranged along the length direction of the first bracket 11. The second bracket 12 has a plurality of second mounting holes 121, which are arranged along the length direction of the second bracket 12. The first bolt 21 is sequentially inserted into one of the first mounting holes 111 and one of the second mounting holes 121 to connect the first bracket 11 and the second bracket 12. Here, when the first bolt 21 is inserted into the first mounting hole 111 and the second mounting hole 121, when the bracket assembly 1 stands on the ground, the front panel 3 and the rear panel 4 need to be in a horizontal state. The first nut 22 is threadedly connected to the first bolt 21. The screw head of the first bolt 21 and the first nut 22 are respectively located on both sides of the bracket assembly 1. Here, the screw head of the first bolt 21 abuts against the side of the first bracket 11 away from the second bracket 12, and the first nut 22 abuts against the side of the second bracket 12 away from the first bracket 11, so as to lock the first bracket 11 and the second bracket 12.

[0040] Reference Figure 3 In order to prevent the first bracket 11 and the second bracket 12 from being clamped too tightly, a washer 23 is sleeved on the first bolt 21, and the two sides of the washer 23 are respectively abutted on the first bracket 11 and the second bracket 12 of the same bracket group 1. In order to facilitate the first nut 22 to be threaded on the first bolt 21, a toggle block 24 is sleeved on the first nut 22.

[0041] Reference Figure 4 The front panel 3 has a plurality of first through holes 31 and second through holes 32 for fixing parts of the cutting machine to the front panel 3 by bolts. The first through holes 31 and the second through holes 32 are both waist-shaped to facilitate adjustment of the position of the bolts. Here, the length direction of the first through holes 31 and the length direction of the front panel 3 are perpendicular to each other, and the length direction of the second through holes 32 and the length direction of the front panel 3 are parallel to each other.

[0042] To facilitate the fixation of the cutting machine, a first fixing seat 5 abuts against the front panel 3. A second bolt 51 passes through the first fixing seat 5 and then passes through the first through-hole 31. A second nut 52 is threadedly connected to the second bolt 51. The second nut 52 and the head of the second bolt 51 are respectively located on both sides of the first fixing seat 5. Here, taking the second nut 52 abutting against the side of the front panel 3 away from the first fixing seat 5 and the head of the second bolt 51 abutting against the side of the first fixing seat 5 away from the front panel 3 as an example, the first fixing seat 5 is fixedly connected to the front panel 3 and can be adjusted because the first through-hole 31 is in a kidney shape.

[0043] Refer to Figure 4 , the front panel 3 is provided with a first spring buckle 33 to further fix the cutting machine.

[0044] Refer to Figure 5 , the rear panel 4 is provided with a plurality of third through-holes 41 and fourth through-holes 42 for parts on the cutting machine to be fixed to the rear panel 4 through bolts. Both the third through-hole 41 and the fourth through-hole 42 are in a kidney shape to facilitate the adjustment of the position of the bolts. Here, taking the length direction of the third through-hole 41 being perpendicular to the length direction of the rear panel 4 and the length direction of the fourth through-hole 42 being parallel to the length direction of the rear panel 4 as an example.

[0045] A second fixing seat 6 abuts against the rear panel 4. A third bolt 61 passes through the second fixing seat 6 and then passes through the second through-hole 32. A third nut 62 is threadedly connected to the third bolt 61. The third nut 62 and the head of the third bolt 61 are respectively located on both sides of the second fixing seat 6. Here, taking the third nut 62 abutting against the side of the rear panel 4 away from the second fixing seat 6 and the head of the third bolt 61 abutting against the side of the second fixing seat 6 away from the rear panel 4 as an example, the second fixing seat 6 is fixedly connected to the rear panel 4 and can be adjusted because the second through-hole 32 is in a kidney shape.

[0046] Refer to Figure 5 , the rear panel 4 is provided with a second spring buckle 43 to further fix the cutting machine.

[0047] The implementation principle of Embodiment 1 is as follows: Select the corresponding first mounting hole 111 and second mounting hole 121 according to the size of the cutting machine, and then sequentially pass the first bolt 21 through the selected first mounting hole 111 and second mounting hole 121 to pass through the first bracket 11 with the front panel 3 installed and the second bracket 12 with the rear panel 4 installed. Then, thread the first nut 22 onto the first bolt 21 to relatively fix the first bracket 11 and the second bracket 12. Then, pass the second bolt 51 through the first fixing seat 5 and the front panel 3, adjust the positions of the second bolt 51 and the first through hole 31 according to the size of the cutting machine, and then thread the second nut 52 onto the second bolt 51 to fix the first fixing seat 5 on the front panel 3. Then, pass the third bolt 61 through the second fixing seat 6 and the rear panel 4, adjust the positions of the third bolt 61 and the second through hole 32 according to the size of the cutting machine, and then thread the third nut 62 onto the third bolt 61 to fix the second fixing seat 6 on the rear panel 4, thus completing the installation of the cutting machine footrest.

[0048] Embodiment 2

[0049] Referring to Figure 6 , the difference between this embodiment and Embodiment 1 is that a third fixing seat 7 is fixedly connected to the front panel 3. Here, the third fixing seat 7 can also be fixed by bolts or directly welded. A first abutting plate 71 is fixedly connected to the third fixing seat 7, and the first abutting plate 71 abuts against the cutting machine for clamping the cutting machine tightly.

[0050] To further facilitate the adjustment of the clamping force, a first screw rod 72 is threadedly connected to the first abutting plate 71. A first clamping plate 73 is fixedly connected to the side of the first screw rod 72 close to the cutting machine. In the embodiment of the present application, the first clamping plate 73 can be the screw head part of the first screw rod 72. A first driving block 74 is fixedly connected to the end of the first screw rod 72 away from the first clamping plate 73, so that when the first screw rod 72 rotates threadedly, it approaches or moves away from the cutting machine.

[0051] Referring to Figure 7 , a fourth fixing seat 8 is fixedly connected to the rear panel 4. Here, the fourth fixing seat 8 can also be fixed by bolts or directly welded. A second abutting plate 81 is fixedly connected to the fourth fixing seat 8, and the second abutting plate 81 abuts against the cutting machine for clamping the cutting machine tightly.

[0052] In order to further facilitate the adjustment of the clamping force, a second screw rod 82 is threadedly connected to the second abutting plate 81. One side of the second screw rod 82 close to the cutting machine is fixedly connected to a second clamping plate 83. In the embodiment of the present application, the second clamping plate 83 can be the screw head part of the second screw rod 82. One end of the second screw rod 82 away from the second clamping plate 83 is fixedly connected to a second driving block 84, so that when the second screw rod 82 rotates threadedly, it approaches or moves away from the cutting machine.

[0053] The implementation principle of Embodiment 2 is as follows: Select the corresponding first mounting hole 111 and second mounting hole 121 according to the size of the cutting machine, and then sequentially pass the first bolt 21 through the selected first mounting hole 111 and second mounting hole 121, so as to pass through the first bracket 11 with the front panel 3 installed and the second bracket 12 with the rear panel 4 installed. Then, threadedly connect the first nut 22 to the first bolt 21 to relatively fix the first bracket 11 and the second bracket 12; then fix the third fixing seat 7 on the front panel 3 and the fourth fixing seat 8 on the rear panel 4, and then place the cutting machine on the front panel 3 and the rear panel 4, and drive the first driving block 74 and the second driving block 84 to rotate the first screw rod 72 and the second screw rod 82, so that the first clamping plate 73 and the second clamping plate 83 abut against the cutting machine.

[0054] The above are all the preferred embodiments of the present application. The protection scope of the present application is not limited accordingly. Therefore, all equivalent changes made according to the structure, shape, and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A cutting machine tripod, comprising a bracket group (1), a front panel (3) and a rear panel (4). The number of the bracket groups (1) is two, and the two bracket groups (1) are arranged in parallel. The bracket group (1) includes a first bracket (11) and a second bracket (12). The two ends of the front panel (3) are respectively fixed to the ends of the first brackets (11) of the two bracket groups (1) away from the ground, and the two ends of the rear panel (4) are respectively fixed to the ends of the second brackets (12) of the two bracket groups (1) away from the ground. It is characterized in that: The invention also comprises a first bolt (21) and a first nut (22); the first bracket (11) is provided with a plurality of first mounting holes (111) arranged along the length direction of the first bracket (11); the second bracket (12) is provided with a plurality of second mounting holes (121) arranged along the length direction of the second bracket (12); the first bolt (21) passes through one of the first mounting holes (111) and one of the second mounting holes (121) in sequence; the first nut (22) is threadedly connected to the first bolt (21); the screw head of the first bolt (21) and the first nut (22) are respectively located on two sides of the bracket group (1); when the first bolt (21) passes through the first mounting hole (111) and the second mounting hole (121), the front panel (3) and the rear panel (4) are both in a horizontal state.

2. The cutting machine tripod according to claim 1, wherein: A gasket (23) is sleeved on the first bolt (21), and two sides of the gasket (23) respectively abut against the first bracket (11) and the second bracket (12) of the same bracket group (1).

3. A cutting machine footrest according to claim 1, characterized in that: A toggle block (24) is sleeved on the first nut (22).

4. A cutting machine tripod according to claim 1, characterized in that: The front panel (3) is provided with a first spring buckle (33), and the rear panel (4) is provided with a second spring buckle (43).

5. A cutting machine tripod according to claim 1, characterized in that: The front panel (3) is provided with a plurality of first perforated holes (31) and second perforated holes (32), the first perforated holes (31) and the second perforated holes (32) are both arranged in a waist shape, the length direction of the first perforated holes (31) and the length direction of the front panel (3) are perpendicular to each other, the length direction of the second perforated holes (32) and the length direction of the front panel (3) are parallel to each other, and the rear panel (4) is provided with a plurality of third perforated holes (41) and fourth perforated holes (42), the third perforated holes (41) and the fourth perforated holes (42) are arranged in a waist shape, the length direction of the third perforated holes (41) and the length direction of the rear panel (4) are perpendicular to each other, and the length direction of the fourth perforated holes (42) and the length direction of the rear panel (4) are parallel to each other.

6. The cutting machine tripod according to claim 5, characterized in that: A first fixing seat (5) abuts against the front panel (3). A second bolt (51) passes through the first fixing seat (5). After passing through the first fixing seat (5), the second bolt (51) passes through a first through hole (31). A second nut (52) is threadedly connected to the second bolt (51). The head of the second bolt (51) abuts against the side of the first fixing seat (5) away from the front panel (3). The second nut (52) abuts against the side of the front panel (3) away from the first fixing seat (5). A second fixing seat (6) abuts against the rear panel (4). A third bolt (61) passes through the second fixing seat (6). After passing through the second fixing seat (6), the third bolt (61) passes through a third through hole (41). A third nut (62) is threadedly connected to the third bolt (61). The head of the third bolt (61) abuts against the side of the second fixing seat (6) away from the rear panel (4). The third nut (62) abuts against the side of the rear panel (4) away from the second fixing seat (6).

7. A cutting machine tripod according to claim 6, characterized in that: A third fixing seat (7) is fixedly connected to the front panel (3). A first abutting plate (71) for abutting against the cutting machine is fixedly connected to the third fixing seat (7). A fourth fixing seat (8) is fixedly connected to the rear panel (4). A second abutting plate (81) for abutting against the cutting machine is fixedly connected to the fourth fixing seat (8).

8. A cutting machine tripod according to claim 7, characterized in that: A first screw rod (72) is threadedly connected to the first abutting plate (71). A first clamping plate (73) is fixedly connected to the side of the first screw rod (72) close to the cutting machine. A first driving block (74) is fixedly connected to the end of the first screw rod (72) away from the first clamping plate (73). A second screw rod (82) is threadedly connected to the second abutting plate (81). A second clamping plate (83) is fixedly connected to the side of the second screw rod (82) close to the cutting machine. A second driving block (84) is threadedly connected to the end of the second screw rod (82) away from the second clamping plate (83).

Citation Information

Patent Citations

  • Ceramic tile cutting-off machine

    CN2386944Y