CN115348779A - Network cabinet protection device - Google Patents

Abstract

The invention discloses a protection device for a network cabinet, which relates to the technical field of network security, and comprises a main body of the network cabinet. A cabinet door is movably installed on the front of the main body of the network cabinet, and a rainproof plate is fixedly installed on the top of the main body of the network cabinet. The bottom of the rainproof plate is fixedly connected with a connecting rod, and one end of the connecting rod is fixedly connected with the top of the main body of the network cabinet, and the rainproof plate is fixedly installed on the top of the main body of the network cabinet through the connecting rod. The control device is fixedly installed. In the present invention, air is produced by setting an air generator, and the air is transported to the inside of the cooling tank by means of an air delivery pipe, and is refrigerated by the internal mechanism of the cooling tank, and is transported to the inside of the heat dissipation box, and the cold air is blown by the blowing fan. To the inside of the main body of the network cabinet, the air cooling method is adopted to dissipate heat for the inside of the network cabinet, thereby improving the use efficiency of the device.

Description

A network cabinet protection device

technical field

The invention relates to the technical field of network security, in particular to a network cabinet protection device.

Background technique

The network cabinet is used to combine installation panels, plug-ins, sub-boxes, electronic components, devices and mechanical parts and components to form a whole installation box. The network cabinet should have good technical performance. The structure of the cabinet should be based on the electrical and mechanical properties of the equipment and the requirements of the use environment, and the necessary physical design and chemical design should be carried out to ensure that the structure of the cabinet has good rigidity and strength, as well as good electromagnetic isolation, grounding, noise isolation, ventilation and heat dissipation and other performance. In addition, the network cabinet should have anti-vibration, anti-shock, corrosion-resistant, dust-proof, waterproof, radiation-proof and other properties, so as to ensure the stable and reliable operation of the equipment. The network cabinet should have good usability and safety protection facilities, which is easy to operate, install and maintain, and can ensure the safety of the operator. The network cabinet should be convenient for production, assembly, commissioning, packaging and transportation. Network cabinets should meet the requirements of standardization, standardization, and serialization. The cabinet is beautiful in shape, applicable and coordinated in color.

For example, the Chinese invention publication number is: CN213368361U, a kind of protective device for network cabinets, aiming at the inconvenient disassembly and assembly of the existing dust-proof boards, and the inconvenient cleaning and maintenance of them, the following scheme is now proposed, which includes the cabinet body. The front side and the back side of the cabinet are provided with heat dissipation holes, and the dustproof board is installed in the heat dissipation holes, and the two sides of the dustproof board are fixedly connected with panels. The surface groove connected by the heat dissipation holes, the panel and the surface groove are snapped together, the bottom of the cabinet is fixedly connected with two support legs, and the side of the two support legs close to each other is provided with push plate grooves, and the two push plate grooves The same first push plate is slidably installed, the top of the first push plate is fixedly connected with four limiting plates, the bottom of the panel is provided with limiting grooves, and the limiting plates and the limiting grooves are clamped. The utility model has good practicability, is convenient for disassembling and assembling the dustproof board, and is convenient for cleaning and maintaining the dustproof board.

There are following problems at prior art:

1. During the actual use of the existing network cabinets, the cabinets will be protected by setting dust-proof panels to prevent dust from entering the network cabinets, which has a good protective performance. However, the current dust-proof panels are inconvenient to disassemble and install. Carry out cleaning and maintenance, thereby reducing the utilization efficiency of the protective device;

2. During the actual use of the existing network cabinets, a large amount of heat will be emitted during the operation of the internal equipment, resulting in a high temperature inside the network cabinets. If the heat generated by the heating electronic components is not dissipated in a timely and effective manner, the It will seriously affect the working efficiency of the electronic equipment inside the network cabinet, and even cause damage to the equipment inside the network cabinet and shorten the service life.

Contents of the invention

The present invention provides a protection device for a network cabinet to solve the problems raised in the background art above.

In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is:

A protection device for a network cabinet, comprising a main body of the network cabinet, a cabinet door is movably installed on the front of the main body of the network cabinet, a rainproof plate is fixedly installed on the top of the main body of the network cabinet, and a connecting link is fixedly connected to the bottom of the rainproof plate. Rod, one end of the connecting rod is fixedly connected to the top of the main body of the network cabinet, the rainproof plate is fixedly installed on the top of the main body of the network cabinet through the connecting rod, a control device is fixedly installed on the front of the cabinet door, and the network cabinet The side of the main body is provided with a protective device, and the back of the main body of the network cabinet is fixedly equipped with a heat dissipation device. The protective device includes a dustproof plate, a dustproof net and a pin removal lever. The inner side of the radiator is fixedly connected, and the heat dissipation device includes a heat dissipation box, an air maker and a cooling tank, and the air maker is fixedly installed on the top of the heat dissipation box.

The further improvement of the technical solution of the present invention is that: the inside of the main body of the network cabinet is fixedly installed with a sealed moisture-proof strip, the inner surface of the sealed moisture-proof strip is fixedly installed with a fixing device, and the bottom of the fixing device is fixedly installed with a dehumidification device. The two sides of the main body of the network cabinet are provided with heat dissipation holes, and a heat dissipation fan is fixedly installed inside the heat dissipation holes. Through the cooperation between the sealing moisture-proof strip, the fixing device and the heat dissipation fan, the moisture inside the cabinet is extracted to improve The dehumidification effect of the cabinet.

The further improvement of the technical solution of the present invention lies in: the inner wall of the main body of the network cabinet is fixedly equipped with an electric slide rail, the surface of the electric slide rail is slidably installed with a slide seat, and the surface of the slide seat is fixedly installed with an electric telescopic rod, so One end of the electric telescopic rod is fixedly installed with a fixed splint, and through the cooperation between the electric slide rail, the sliding seat, the electric telescopic rod and the fixed splint, the electrical components of the network cabinet are fixed to improve stability.

The further improvement of the technical solution of the present invention is that: the bottom surface of the inner cavity of the main body of the network cabinet is fixedly installed with a shock absorbing rod, the top of the shock absorbing rod is fixedly installed with a fixing seat, and the inside of the fixing seat is fixedly installed with a spring column, A placement plate is fixedly installed on the top of the spring column.

The further improvement of the technical solution of the present invention lies in that: the dust-proof net is fixedly installed on the surface of the dust-proof board, protective side plates are fixedly installed on both sides of the dust-proof board, and fixed columns are fixedly installed on the inner side of the dust-proof board , by setting the dust-proof board and cooperating with the dust-proof net to protect the cabinet from dust, and by setting the protective side plate to protect the side of the cabinet, and then use the pin removal rod to make a fixed connection with the inside of the main body of the network cabinet .

The further improvement of the technical solution of the present invention lies in that: one end of the fixed column is fixedly installed with a limit rod, one side of the limit rod is fixedly connected with a clamping plate, and one end of the clamping plate is provided with a clamping device, so The clamping device is fixedly installed on the inner side of the main body of the network cabinet. Through the cooperation between the fixed column and the limit rod, a fixed connection is formed with the clamping plate, and the clamping device is provided to facilitate the removal of the protective device.

The further improvement of the technical solution of the present invention lies in that: a limiting plate is fixedly installed at one end of the clamping plate, a limiting spring is fixedly installed inside the clamping device, and clamping teeth are fixedly installed on the inner wall of the clamping device.

The further improvement of the technical solution of the present invention is that: the output end of the air generator is fixedly connected with an air pipe, one end of the air pipe is fixedly connected with the top of the cooling tank, and the other end of the air pipe extends to the bottom of the cooling box. Inside, a dust-proof frame is fixedly installed on the front of the heat dissipation box, and a blower fan is fixedly installed on the back of the heat dissipation box. The air is transported to the inside of the cooling tank through the air pipe, and the internal mechanism of the cooling tank cools it, and transmits it to the inside of the heat dissipation box, and the blowing fan blows the cold air to the inside of the main body of the network cabinet. The way of air cooling and heat dissipation is for internal heat dissipation.

The further improvement of the technical solution of the present invention lies in: the bottom of the main body of the network cabinet is fixedly equipped with a shock absorbing device, the shock absorbing device includes a shock absorbing base, the inside of the shock absorbing base is fixedly installed with a damping plate, the damping The bottom of the plate is fixedly equipped with a shock absorbing spring, and the bottom end of the shock absorbing spring is fixedly installed with an elastic buffer plate, and the bottom of the elastic buffer plate is fixedly installed with a shock absorber and a damping shock absorbing assembly, and the damping shock absorbing assembly It is fixedly installed at the bottom of the inner cavity of the shock-absorbing base, installed on the bottom of the cabinet by setting the shock-absorbing base, and then absorbing the vibration generated by the cabinet by setting the damping plate, and buffering the vibration by setting the shock-absorbing spring, and then The shock-absorbing effect of the base is improved by arranging an elastic buffer plate and cooperating with a shock absorber and a damping shock-absorbing component.

Owing to adopting above-mentioned technical scheme, relative to the prior art, the technical progress of the present invention is:

1. The present invention provides a protective device for network cabinets. The cabinet body is protected against dust by setting a dust-proof plate and cooperating with a dust-proof net, and protecting the side of the cabinet body by setting a protective side plate, and then by using The pin rod is fixedly connected to the inside of the main body of the network cabinet, and through the cooperation between the fixed column and the limit rod, a fixed connection is formed with the clamping plate, and the clamping device is provided to facilitate the disassembly of the protective device. In the actual use of the network cabinet, the cabinet will be protected by setting a dustproof plate to prevent dust from entering the network cabinet, which has a good protective performance. However, the current dustproof plate is inconvenient to disassemble and install, and it is inconvenient to clean and maintain it. Problems, thereby improving the use efficiency of the main body of the device and the service life of the network cabinet.

2. The present invention provides a protective device for network cabinets, which uses the cooperation between the heat dissipation box, air generator, air pipe, dustproof frame, cooling tank and blowing fan to solve the problem of internal equipment in the actual use of the network cabinet. During operation, a large amount of heat will be emitted, resulting in high temperature in the network cabinet. If the heat generated by the heating electronic components is not dissipated in time and effectively, it will seriously affect the working efficiency of the electronic equipment inside the network cabinet. In severe cases, even The problem of causing damage to the internal equipment of the network cabinet and shortening the service life, thereby improving the working efficiency of the network cabinet.

3. The present invention provides a protective device for network cabinets, which produces air by setting an air generator, and transmits it to the inside of the cooling tank by means of an air delivery pipe, and then refrigerates it by the internal mechanism of the cooling tank, and transmits it to the heat dissipation box The inside of the body is blown by the blower fan to the inside of the main body of the network cabinet, and the heat dissipation is carried out for the inside of the network cabinet by adopting the method of air cooling, which further solves the problem that the network cabinet will emit heat during the operation of the internal equipment during the actual use of the network cabinet. A large amount of heat causes the temperature in the network cabinet to be high. If the heat generated by the heating electronic components is not dissipated in a timely and effective manner, it will seriously affect the working efficiency of the electronic equipment inside the network cabinet, and even cause the internal equipment of the network cabinet to be damaged. Damage and shorten the service life, thereby improving the efficiency of the device.

4. The present invention provides a protection device for a network cabinet, which is installed on the bottom of the cabinet by setting a shock-absorbing base, and then absorbs the vibration generated by the cabinet by setting a damping plate, and buffers the vibration by setting a shock-absorbing spring. Then, the shock absorbing effect of the base is improved by arranging the elastic buffer plate and cooperating with the shock absorber and the damping shock absorbing assembly, thereby improving the utilization efficiency of the cabinet body.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is the schematic rear view of the structural network cabinet of the present invention;

Fig. 3 is a schematic cross-sectional view of a structural network cabinet of the present invention;

Fig. 4 is the three-dimensional schematic view of the structural protective device of the present invention;

Figure 5 is an enlarged schematic view of structure A of the present invention

Fig. 6 is a three-dimensional schematic diagram of a structural heat dissipation device of the present invention;

Fig. 7 is a schematic three-dimensional cross-sectional view of the structural damping device of the present invention.

In the figure: 1, the main body of the network cabinet; 11, the cabinet door; 12, the sealing moisture-proof strip; 13, the fixing device; 14, the cooling fan; 15, the electric slide rail; 16, the slide seat; 17, the electric telescopic rod; Splint; 19, damping rod; 2, rainproof plate; 20, fixed seat; 21, connecting rod; 3, control device; 4, protective device; 41, dustproof plate; 42, dustproof net; 43, protective side Plate; 44, pin removal lever; 45, fixed column; 46, limit rod; 47, clamping plate; 471, clamping device; 472, limiting plate; 473, limiting spring; 474, clamping tooth; 5 , cooling device; 51, cooling box; 52, air maker; 53, air pipe; 54, dustproof frame; 55, cooling tank; 56, blowing fan; 6, shock absorbing device; 61, shock absorbing base; 62 , damping plate; 63, shock absorbing spring; 64, elastic buffer plate; 65, shock absorber; 66, damping and shock absorbing assembly.

Detailed ways

Below in conjunction with embodiment the present invention is described in further detail:

Example 1

As shown in Figures 1-7, the present invention provides a network cabinet protection device, including a network cabinet main body 1, a cabinet door 11 is installed on the front of the network cabinet main body 1, and a rainproof plate is fixedly installed on the top of the network cabinet main body 1 2. The bottom of the rainproof plate 2 is fixedly connected with a connecting rod 21, and one end of the connecting rod 21 is fixedly connected with the top of the main body 1 of the network cabinet. The rainproof plate 2 is fixedly installed on the top of the main body 1 of the network cabinet through the connecting rod 21. A control device 3 is fixedly installed on the front of 11, a protective device 4 is installed on the side of the main body 1 of the network cabinet, and a cooling device 5 is fixedly installed on the back of the main body 1 of the network cabinet. The protective device 4 includes a dustproof plate 41, a dustproof net 42 and Remove the pin 44, one end of the pin 44 is fixedly connected to the inner side of the dustproof plate 41, the heat dissipation device 5 includes a heat dissipation box 51, an air maker 52 and a cooling tank 55, and the air maker 52 is fixedly mounted on the heat dissipation box 51, the interior of the main body 1 of the network cabinet is fixedly installed with a sealed moisture-proof strip 12, the inner surface of the sealed moisture-proof strip 12 is fixedly installed with a fixing device 13, and the bottom of the fixing device 13 is fixedly installed with a dehumidification device. There are heat dissipation holes, and a heat dissipation fan 14 is fixedly installed inside the heat dissipation holes. The inner wall of the network cabinet main body 1 is fixedly installed with an electric slide rail 15, and the surface of the electric slide rail 15 is slidably installed with a sliding seat 16, and the surface of the slide seat 16 is fixedly installed. There is an electric telescopic rod 17, one end of the electric telescopic rod 17 is fixedly installed with a fixed splint 18, the bottom surface of the inner cavity of the network cabinet main body 1 is fixedly installed with a shock absorbing rod 19, and the top of the shock absorbing rod 19 is fixedly installed with a fixing seat 20, and the fixing seat The interior of 20 is fixedly equipped with spring column, and the top of spring column is fixedly installed with placement plate 22 .

Further, by setting the cooperation between the sealed moisture-proof strip 12, the fixing device 13 and the cooling fan 14, the moisture inside the cabinet is extracted to improve the dehumidification effect of the cabinet, and through the electric slide rail 15, the sliding seat 16, The cooperation between the electric telescopic rod 17 and the fixed splint 18 fixes the electrical components of the network cabinet to improve stability.

Example 2

As shown in Figures 1-7, on the basis of Embodiment 1, the present invention provides a technical solution: preferably, the dustproof net 42 is fixedly installed on the surface of the dustproof plate 41, and the two sides of the dustproof plate 41 are fixedly installed There is a protective side plate 43, and the inner side of the dustproof plate 41 is fixedly equipped with a fixed column 45, and one end of the fixed column 45 is fixedly installed with a limit rod 46, and one side of the limit rod 46 is fixedly connected with a clamping plate 47, and the clamping plate 47 One end of the clamping device 471 is provided with a clamping device 471, and the clamping device 471 is fixedly installed on the inner side of the main body 1 of the network cabinet. One end of the clamping plate 47 is fixedly installed with a limiting plate 472, and the inside of the clamping device 471 is fixedly installed with a limiting spring 473. The inner wall of the connecting device 471 is fixedly equipped with snap-in teeth 474. By setting the dustproof plate 41 and cooperating with the dustproof net 42, the cabinet body is protected from dust, and the side of the cabinet body is protected by setting the protective side plate 43. Then, by using the pin removal rod 44 to be fixedly connected to the inside of the main body 1 of the network cabinet, and by setting the cooperation between the fixed column 45 and the limit rod 46, a fixed connection is formed with the clamping plate 47, and by setting the clamping Device 471, so that the protective device 4 is disassembled.

Example 3

As shown in Figures 1-7, on the basis of Embodiment 1, the present invention provides a kind of technical scheme: preferably, the output end of air generator 52 is fixedly connected with air delivery pipe 53, and one end of air delivery pipe 53 and cooling tank 55 The top of the heat dissipation box 51 is fixedly connected, and the other end of the air pipe 53 extends to the inside of the heat dissipation box 51. The front of the heat dissipation box 51 is fixedly equipped with a dustproof frame 54, and the back side of the heat dissipation box 51 is fixedly installed with a blower fan 56. The blower fan 56 The terminal of the network cabinet is electrically connected to an external power supply, and the bottom of the main body 1 of the network cabinet is fixedly installed with a shock absorbing device 6. The shock absorbing device 6 includes a shock absorbing base 61, and the inside of the shock absorbing base 61 is fixedly installed with a damping plate 62. The damping plate The bottom of 62 is fixedly equipped with damping spring 63, and the bottom end of damping spring 63 is fixedly equipped with elastic buffer plate 64, and the bottom of elastic buffer plate 64 is fixedly equipped with shock absorber 65 and damping shock absorbing assembly 66, and damping shock absorbing assembly 66 is fixedly installed on the bottom of the inner cavity of the shock-absorbing base 61, the air is produced by setting the air generator 52, and the air is transported to the inside of the cooling tank 55 by the air delivery pipe 53, and the internal mechanism of the cooling tank 55 is used for cooling. And transmitted to the inside of the heat dissipation box 51, the blowing fan 56 blows the cold air to the inside of the main body 1 of the network cabinet, through the use of air-cooled heat dissipation, the interior of the cabinet is radiated, and then installed on the cabinet by setting a shock-absorbing base 61 The bottom of the cabinet, and then absorb the vibration generated by the cabinet by setting the damping plate 62, and buffer the vibration by setting the shock absorbing spring 63, and then set the elastic buffer plate 64 and cooperate with the shock absorber 65 and the damping shock absorbing assembly at the same time 66 improve the shock absorption effect of the base.

Let's talk about the working principle of the network cabinet protection device in detail.

As shown in Figure 1-7, first of all, through the cooperation between the sealing moisture-proof strip 12, the fixing device 13 and the cooling fan 14, the moisture inside the cabinet is extracted to improve the dehumidification effect of the cabinet, and through the electric slide rail 15. The cooperation between the sliding seat 16, the electric telescopic rod 17 and the fixed splint 18 fixes the electrical components of the network cabinet and improves the stability. Secondly, by setting the dust-proof plate 41 and matching the dust-proof net 42 to the cabinet The body adopts the function of dustproof protection, and the side of the cabinet body is protected by setting the protective side plate 43, and then fixedly connected with the inside of the main body 1 of the network cabinet by using the dismantling rod 44, and by setting the fixed column 45 and the limit rod 46, form a fixed connection with the clamping plate 47, and set the clamping device 471 so that the protective device 4 can be disassembled. Then, the air is produced by setting the air generator 52, and the air is sent to the The inside of the cooling tank 55 is transported, and the internal mechanism of the cooling tank 55 cools it, and transmits it to the inside of the heat dissipation box 51, and the blowing fan 56 blows the cold air to the inside of the network cabinet main body 1. The way of heat dissipation is to dissipate heat inside it, and then install it on the bottom of the cabinet by setting a shock-absorbing base 61, and then absorb the vibration generated by the cabinet by setting a damping plate 62, and shock the vibration by setting a shock-absorbing spring 63 Buffering, then the shock absorbing effect of the base is improved by setting the elastic buffer plate 64 and cooperating with the shock absorber 65 and the damping shock absorbing assembly 66 at the same time.

The above has generally described the present invention in detail, but some modifications or improvements can be made on the basis of the present invention, which are obvious to those skilled in the art. Therefore, any modifications or improvements that do not depart from the spirit of the present invention are within the protection scope of the present invention.

Claims (9)

1. A network cabinet protection device, comprising a network cabinet main body (1), the front of the network cabinet main body (1) is movable with a cabinet door (11), and the top of the network cabinet main body (1) is fixedly installed with an anti- A rain plate (2), the bottom of the rain plate (2) is fixedly connected with a connecting rod (21), one end of the connecting rod (21) is fixedly connected with the top of the network cabinet main body (1), the rainproof The board (2) is fixedly installed on the top of the main body (1) of the network cabinet through the connecting rod (21), and the front of the cabinet door (11) is fixedly installed with the control device (3), characterized in that: the main body of the network cabinet ( 1) is provided with a protective device (4) on the side, the back of the network cabinet main body (1) is fixedly installed with a cooling device (5), and the protective device (4) includes a dustproof plate (41), a dustproof net (42) and the pin removal lever (44), one end of the pin removal lever (44) is fixedly connected to the inner side of the dustproof plate (41), and the heat dissipation device (5) includes a heat dissipation box (51), air A maker (52) and a cooling tank (55), the air maker (52) is fixedly installed on the top of the cooling box (51). 2. A protection device for a network cabinet according to claim 1, characterized in that: a sealed moisture-proof strip (12) is fixedly installed inside the network cabinet main body (1), and the inside of the sealed moisture-proof strip (12) A fixing device (13) is fixedly installed on the surface, and a dehumidification device is fixedly installed at the bottom of the fixing device (13), and heat dissipation holes are opened on both sides of the main body (1) of the network cabinet, and inside the heat dissipation holes are fixedly installed cooling fan (14). 3. A network cabinet protection device according to claim 1, characterized in that: an electric slide rail (15) is fixedly installed on the inner wall of the network cabinet main body (1), and the surface of the electric slide rail (15) A slide seat (16) is slidably installed, an electric telescopic rod (17) is fixedly mounted on the surface of the slide seat (16), and a fixed splint (18) is fixedly mounted on one end of the electric telescopic rod (17). 4. A protection device for a network cabinet according to claim 1, characterized in that: a shock absorbing rod (19) is fixedly installed on the bottom surface of the inner cavity of the network cabinet main body (1), and the shock absorbing rod (19) A fixed base (20) is fixedly installed on the top of the fixed base (20), and a spring column is fixedly installed inside the fixed base (20), and a placement plate (22) is fixedly installed on the top of the spring column. 5. A network cabinet protection device according to claim 1, characterized in that: the dust-proof net (42) is fixedly installed on the surface of the dust-proof board (41), and the two sides of the dust-proof board (41) A protective side plate (43) is fixedly installed on the side, and a fixed post (45) is fixedly installed on the inner side of the dustproof plate (41). 6. A network cabinet protection device according to claim 5, characterized in that: one end of the fixing column (45) is fixedly installed with a limit rod (46), and one side of the limit rod (46) is fixed A clamping plate (47) is connected, and one end of the clamping plate (47) is provided with a clamping device (471), and the clamping device (471) is fixedly installed inside the main body (1) of the network cabinet. 7. A protection device for a network cabinet according to claim 6, characterized in that: one end of the clamping plate (47) is fixedly installed with a limiting plate (472), and the inside of the clamping device (471) is fixed A limiting spring (473) is installed, and the inner wall of the clamping device (471) is fixedly equipped with clamping teeth (474). 8. A network cabinet protection device according to claim 1, characterized in that: the output end of the air generator (52) is fixedly connected with an air pipe (53), and one end of the air pipe (53) is connected to The top of the cooling tank (55) is fixedly connected, the other end of the gas delivery pipe (53) extends to the inside of the heat dissipation box (51), and the front of the heat dissipation box (51) is fixedly equipped with a dustproof frame (54) A blower fan (56) is fixedly installed on the back of the heat dissipation box (51), and the terminal of the blower fan (56) is electrically connected to an external power supply. 9. A network cabinet protection device according to claim 1, characterized in that: a shock absorber (6) is fixedly installed on the bottom of the network cabinet main body (1), and the shock absorber (6) includes Damping base (61), the inside of described damping base (61) is fixedly equipped with damping plate (62), and the bottom of described damping plate (62) is fixedly equipped with damping spring (63), and described damping spring The bottom end of (63) is fixedly installed with elastic buffer plate (64), and the bottom of described elastic buffer plate (64) is fixedly installed with shock absorber (65) and damping shock-absorbing assembly (66), and described damping shock-absorbing assembly (66) is fixedly installed on the inner cavity bottom of shock-absorbing base (61).

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