CN111585196A

CN111585196A - Distribution box protective equipment

Info

Publication number: CN111585196A
Application number: CN202010601107.7A
Authority: CN
Inventors: 贝明霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2020-08-25

Abstract

The invention relates to the technical field of distribution box protection equipment, in particular to distribution box protection equipment which comprises a distribution box, a moving mechanism, a buffering device and a damping device, wherein fixed plates are fixedly arranged at the upper end and the lower end of the distribution box, the moving mechanism is fixedly arranged at two ends of each fixed plate close to one side of the distribution box, an outer plate is fixedly connected between the outer sides of the moving mechanisms, the damping device is fixedly arranged at two ends of the inner side of the outer plate and positioned at the inner side of the moving mechanism, the buffering device is fixedly arranged between the two damping devices, and the inner plate is fixedly connected with one side of each damping device far from the. This block terminal protective equipment has solved the unable absorbing problem of block terminal when receiving exogenic action, has also solved the relatively poor problem of block terminal stability and protection nature simultaneously, has avoided causing the condition of electrical components damage to take place because of exogenic action for the compressive capacity of block terminal improves, and protective properties is further simultaneously, prolongs the life of block terminal.

Description

Distribution box protective equipment

Technical Field

The invention relates to the technical field of distribution box protection equipment, in particular to distribution box protection equipment.

Background

The distribution box is a mass parameter on data, generally forms a low-voltage forest according to electrical wiring, and requires that a switch device, a measuring instrument, a protective electrical appliance and an auxiliary device are assembled in a closed or semi-closed metal cabinet or on a screen to form the low-voltage distribution box. The circuit can be switched on or switched off by means of a manual or automatic switch during normal operation, and the distribution box has the characteristics of small volume, simplicity and convenience in installation, special technical performance, fixed position, unique configuration function, no field limitation, relatively universal application, stability and reliability in operation, high space utilization rate, small occupied area and environmental protection effect.

The existing distribution box is poor in protection performance and can be influenced by external objects frequently, the external objects smash the distribution box and are prone to causing damage of the distribution box to be dangerous, vibration generated when the external objects smash the distribution box can influence the distribution box, even damage of electrical elements in the distribution box can be caused, circuit interruption is caused, the distribution box cannot be used, the service life of the distribution box is shortened, maintenance cost is increased, and therefore a distribution box protection device is provided for solving the problems.

Disclosure of Invention

In order to solve the technical problem, the invention provides distribution box protection equipment to solve the problem.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a block terminal protective equipment, including block terminal, moving mechanism, buffer and damping device, the upper end and the lower extreme fixed mounting of block terminal have the fixed plate, the inner wall both sides fixed mounting of fixed plate has moving mechanism, fixedly connected with planking between moving mechanism's the outside, the inboard both ends fixed mounting of planking has damping device to be located moving mechanism's inboard, fixed mounting has buffer between two damping device, one side fixedly connected with inner panel of planking is kept away from to damping device and buffer.

Preferably, the bottom fixedly connected with fixed block of block terminal, and the bottom fixed surface of fixed block is connected with first U template, and the outer wall fixedly connected with second U template of fixed plate, and the bottom both sides fixed mounting of first U template has the second slider, and the both sides inner wall fixed mounting of second U template has the second spout, and second slider sliding connection is in the second spout, and the inner wall fixed mounting of first U template has the inner wall of compression spring fixed connection at the second U template.

Preferably, the fixed block is wrapping up the setting of block terminal bottom, and the fixed rubber pad that pastes of the junction of fixed block and block terminal.

Preferably, the moving mechanism comprises a limiting block, a first chute, a limiting plate, a fixed box, a limiting rod, a limiting wheel, a first spring, a moving plate, a sliding rail and a first slider, wherein the first chute is fixedly arranged at two ends of one side of the fixed plate, which is close to the distribution box, the limiting block is fixedly connected to the fixed plate at two sides of the first chute, the first slider is connected in the first chute in a sliding manner, the limiting plate is fixedly connected to the surface of the top end of the first slider, one side of the limiting plate, which is far away from the first slider, is fixedly connected to the limiting rod, one end of the limiting rod, which is far away from the limiting plate, extends into the fixed box, the moving plate is fixedly connected to the inside of the fixed box, the limiting wheels are fixedly arranged at two sides of the moving plate, the limiting wheels are connected to the sliding rail, one side of the sliding rail, which, and one side of the fixed box is fixedly arranged on the surface of the outer plate.

Preferably, the front end and the rear end both sides fixed surface of block terminal install the stop collar, and stop collar inner wall fixed mounting has a fourth spring, and the opposite side fixed mounting of fourth spring has the fly leaf, and the fly leaf keeps away from the fourth spring and extends to the outside upper end fixed surface of stop collar and install and act as go-between, the bottom fixed mounting of an upper fixed plate has the fixed pulley, and acts as go-between and keep away from the one end of fly leaf and bypass fixed pulley fixed mounting on the inner panel, and the bottom both sides fixed mounting of block terminal has the bottom plate, and the bottom plate surface has seted up the recess, and the diapire fixed mounting of recess has the third spring, and the top fixed mounting of third spring has the location ball, and the upper surface of location ball will be higher than the bottom plate surface, and bottom plate upper surface swing joint hits the board and be located the outside of location.

Preferably, damping device is including shock attenuation shell, shock pad, reset spring, sliding sleeve, bracing piece, connecting rod, solid fixed ring and slide bar, the outside fixed mounting of inner panel has the shock attenuation shell, and the horizontal fixed mounting in both ends has the slide bar in the shock attenuation shell, and fixedly connected with shock pad is at the shock attenuation shell inner wall between two slide bars, and sliding connection has the sliding sleeve on two slide bars, and the outer wall surface cover of two slide bars is equipped with reset spring fixed connection at the shock attenuation shell inner wall, and one side fixedly connected with bracing piece of shock pad is kept away from to the sliding sleeve, and the one end that the sliding sleeve was kept away from to the bracing piece extends to the surface of the outside fixed connection of shock attenuation shell at the planking, and the outer wall fixed.

Preferably, the buffer device comprises a buffer shell, a moving block, a transverse plate, a limiting groove, a connecting block, a second spring, a vertical plate, a fixing rod, a telescopic rod and a connecting plate, wherein the buffer shell is fixedly installed on the outer side of the inner plate, the transverse plate is transversely and fixedly installed at two ends in the buffer shell, the limiting groove is formed in the outer wall of the transverse plate, the moving block is movably connected in the limiting groove, a connecting rod is fixedly connected to one side of the moving block, one end of the connecting rod, far away from the moving block, extends to the outside of the buffer shell and is fixedly connected to the fixing ring, the other side of the moving block is fixedly connected with the connecting block, the vertical plate is fixedly connected between the two connecting blocks, the second spring is fixedly installed on one side of the vertical plate and is fixedly connected to the inner wall of the buffer shell, and one side fixed mounting of connecting plate has telescopic link fixed connection at the inner wall of buffering shell, and the outer wall surface cover of telescopic link is equipped with second spring fixed connection between connecting plate and buffering shell inner wall.

Preferably, the contact position of the limiting rod and the fixing box is fixedly provided with an annular rubber sleeve, and the contact position of the supporting rod and the damping shell is fixedly provided with an annular rubber sleeve.

The invention provides a distribution box protection device which has the following beneficial effects:

1. this block terminal protective equipment uses through mutually supporting of the fixed plate that sets up and first U template, second slider, second spout, second U template and compression spring to can play absorptive effect to the vibration that the block terminal produced, make the unable conduction of vibration to the block terminal, and then protect the block terminal, make the block terminal can not receive the damage of vibration.

2. This block terminal protective equipment to the planking is through the moving mechanism who sets up, thereby blocks collision object when the collision, absorbs the impact force, protects the block terminal, has avoided the block terminal to receive the harm of collision, has also reduced the deformation of planking self, thereby is better to the guard action of block terminal, and the scope of preventing the impact size is bigger.

3. This block terminal protective equipment, buffer and damping device's through setting mutually support and use, external force is when using on the planking, utilize the elasticity and the reset function of spring to carry out the shock attenuation, thereby conduct the effort to the inner panel when the planking atress and remove, thereby the inner panel pushes down the location ball through the third spring downwards through hitting the board, thereby not hard up through acting as go-between, thereby the fly leaf pops out through the elasticity of fourth spring, thereby protect the block terminal front and back side, the effect of protection block terminal not impaired has been reached, the relatively poor problem of block terminal stability and protectiveness has also been solved simultaneously, avoided causing the condition emergence that electrical components damaged in the block terminal because of exogenic action, make the compressive capacity of block terminal improve, protective properties is further simultaneously, the life of extension block terminal.

Drawings

Fig. 1 is a schematic structural view of the whole of the present invention.

Fig. 2 is an enlarged schematic structural view at a point a of the present invention.

Fig. 3 is a schematic structural diagram of the moving mechanism of the present invention.

Fig. 4 is a schematic structural view of the limiting plate and the first chute of the invention.

FIG. 5 is a schematic structural diagram of a buffering device according to the present invention.

FIG. 6 is a schematic structural view of the horizontal plate of the present invention.

Fig. 7 is a schematic structural view of the shock absorbing device of the present invention.

FIG. 8 is an enlarged schematic view of the present invention at B.

Fig. 9 is a schematic structural view of the stop collar and the movable plate of the present invention.

In fig. 1 to 9, the correspondence between the component names and the reference numbers is: 1-distribution box, 2-fixed plate, 3-fixed block, 4-inner plate, 5-moving mechanism, 51-limited block, 52-first sliding chute, 53-limited plate, 54-fixed box, 55-limited rod, 56-limited wheel, 57-first spring, 58-moving plate, 59-sliding rail, 510-first sliding block, 6-outer plate, 7-buffer device, 71-buffer shell, 72-moving block, 73-transverse plate, 74-limited groove, 75-connecting block, 76-second spring, 77-vertical plate, 78-fixed rod, 79-telescopic rod, 710-connecting plate, 8-shock-absorbing device, 81-shock-absorbing shell, 82-shock-absorbing pad, 83-reset spring, 84-sliding sleeve, etc, 85-supporting rod, 86-connecting rod, 87-fixing ring, 88-sliding rod, 9-first U-shaped plate, 10-second sliding block, 11-second sliding groove, 12-second U-shaped plate, 13-compression spring, 14-fixed pulley, 15-stay wire, 16-limiting sleeve, 17-movable plate, 18-collision plate, 19-bottom plate, 20-positioning ball, 21-groove, 22-third spring and 23-fourth spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1 to 9, in an embodiment of the invention, a distribution box protection device includes a distribution box 1, a moving mechanism 5, a buffering device 7 and a damping device 8, a fixing plate 2 is fixedly installed at the upper end and the lower end of the distribution box 1, the moving mechanisms 5 are fixedly installed at two sides of the inner wall of the fixing plate 2, an outer plate 6 is fixedly connected between the outer sides of the moving mechanisms 5, the damping devices 8 are fixedly installed at two ends of the inner side of the outer plate 6 and are located at the inner side of the moving mechanism 5, the buffering device 7 is fixedly installed between the two damping devices 8, and the damping device 8 and one side of the buffering device 7 far away from the outer plate.

In this embodiment, the bottom fixedly connected with fixed block 3 of block terminal 1, the bottom fixed surface of fixed block 3 is connected with first U template 9, the outer wall fixedly connected with second U template 12 of fixed plate 2, the bottom both sides fixed mounting of first U template 9 has second slider 10, the both sides inner wall fixed mounting of second U template 12 has

second spout

11, 10 sliding connection of second slider are in second spout 11, the inner wall fixed mounting of first U template 9 has the inner wall of compression spring 13 fixed connection at second U template 12, make the unable conduction to block terminal 1 of vibration that produces, and then protect block terminal 1, make block terminal 1 can not receive the damage of vibration.

In this embodiment, fixed block 3 is wrapping up 1 bottom of block terminal and sets up, and fixed the pasting of

fixed block

3 and 1 junction of block terminal has the rubber pad.

In this embodiment, the moving mechanism 5 includes a limiting block 51, a first chute 52, a limiting plate 53, a fixed box 54, a limiting rod 55, a limiting wheel 56, a first spring 57, a moving plate 58, a sliding rail 59 and a first slider 510, the two ends of one side of the fixed plate 2 close to the distribution box 1 are fixedly provided with the first chute 52, the two sides of the first chute 52 are fixedly provided with the limiting block 51 and are fixedly connected to the fixed plate 2, the first chute 52 is slidably connected with the first slider 510, the top surface of the first slider 510 is fixedly connected with the limiting plate 53, one side of the limiting plate 53 far away from the first slider 510 is fixedly connected to the limiting rod 55, one end of the limiting rod 55 far away from the limiting plate 53 extends into the fixed box 54 and is fixedly connected with the moving plate 58, the two sides of the limiting wheel 58 are fixedly provided with the limiting wheel 56, the moving plate 56 is slidably connected to the, the outer wall surface cover of gag lever post 55 is equipped with first spring 57 fixed connection between movable plate 58 and fixed box 54 inner wall, and one side fixed mounting of fixed box 54 makes it reduce the deformation of planking 6 self on planking 6 surface to the guard action to block terminal 1 is better.

In this embodiment, the front end and the rear end of the distribution box 1 are fixedly provided with the limiting sleeve 16 on both sides, the inner wall of the limiting sleeve 16 is fixedly provided with the fourth spring 23, the other side of the fourth spring 23 is fixedly provided with the movable plate 17, the movable plate 17 is far away from the upper end surface of the fourth spring 23 extending to the outside of the limiting sleeve 16 and is fixedly provided with the pull wire 15, the bottom of the upper fixing plate 2 is fixedly provided with the fixed pulley 14, one end of the pull wire 15 far away from the movable plate 17 is fixedly arranged on the inner plate 4 by bypassing the fixed pulley 14, both sides of the bottom of the distribution box 1 are fixedly provided with the bottom plate 19, the surface of the bottom plate 19 is provided with the groove 21, the bottom wall of the groove 21 is fixedly provided with the third spring 22, the top end of the third spring 22 is fixedly provided with the positioning ball 20, the upper surface of the positioning ball 20 is higher than the.

In this embodiment, the damping device 8 includes a damping shell 81, a damping pad 82, a reset spring 83, a sliding sleeve 84, a support rod 85, a connection rod 86, a fixing ring 87 and a sliding rod 88, the damping shell 81 is fixedly installed on the outer side of the inner plate 4, sliding rods 88 are transversely and fixedly installed at two ends in the damping shell 81, the damping pad 82 is fixedly connected between the two sliding rods 88 on the inner wall of the damping shell 81, the sliding sleeve 84 is slidably connected on the two sliding rods 88, the reset spring 83 is sleeved on the outer wall surfaces of the two sliding rods 88 and fixedly connected on the inner wall of the damping shell 81, the support rod 85 is fixedly connected on one side of the sliding sleeve 84 far away from the damping pad 82, one end of the support rod 85 far away from the sliding sleeve 84 extends to the outer part of the damping shell 81 and is fixedly connected on the surface of the outer plate 6, the fixing ring 87, the effect of protecting the distribution box 1 from damage is achieved.

In this embodiment, the buffering device 7 includes a buffering shell 71, a moving block 72, a transverse plate 73, a limiting groove 74, a connecting block 75, a second spring 76, a vertical plate 77, a fixing rod 78, an expansion link 79 and a connecting plate 710, the buffering shell 71 is fixedly installed on the outer side of the inner plate 4, the transverse plate 73 is fixedly installed at two ends of the buffering shell 71, the limiting groove 74 is opened on the outer wall of the transverse plate 73, the moving block 72 is movably connected in the limiting groove 74, a connecting rod 86 is fixedly connected to one side of the moving block 72, one end of the connecting rod 86 far away from the moving block 72 extends to the outside of the buffering shell 71 and is fixedly connected to the fixing ring 87, the connecting block 75 is fixedly connected to the other side of the moving block 72, the vertical plate 77 is fixedly connected between the two connecting blocks 75, the second spring 76 is fixedly connected to the inner wall, dead lever 78 keeps away from the one end fixed connection of connecting block 75 at connecting plate 710 both ends, one side fixed mounting of connecting plate 710 has the inner wall of 79 fixed connection of telescopic link at buffering shell 71, the outer wall surface cover of telescopic link 79 is equipped with second spring 76 fixed connection between connecting plate 710 and buffering shell 71 inner wall, it has avoided taking place because of the condition that exogenic action caused electrical components to damage in block terminal 1, make block terminal 1's compressive capacity improve, protective properties is further simultaneously, extension block terminal 1's life.

In this embodiment, an annular rubber sleeve is fixedly installed at a contact position of the limiting rod 55 and the fixing box 54, and an annular rubber sleeve is fixedly installed at a contact position of the supporting rod 85 and the damping shell 81.

The working principle is as follows: when the invention is used, firstly, the distribution box 1 is moved at a proper position, when the distribution box 1 is acted by external force, the external force is impacted on the outer plate 6, the fixed boxes 54 are fixedly arranged at two ends of the outer plate 6, the slide rails 59 are fixedly arranged on the inner walls at two sides of the fixed boxes 54, the slide rails 59 are slidably connected with the limiting wheels 56, the limiting wheels 56 are fixedly arranged on the moving plate 58, the limiting plates 53 are fixedly connected on the moving plate 58 through the limiting rods 55, the limiting plates 53 are slidably connected in the first slide grooves 52 through the first sliding blocks 510, the first slide grooves 52 are fixedly arranged on the fixed plate 2, the outer plate 6 is not easy to deform per se when impacted, so that the protection effect on the distribution box 1 is better, then two ends at the inner side of the outer plate 6 are fixedly connected on the slide sleeves 84 in the shock absorption shell 81 through the supporting rods 85, so that the, so as to utilize the elastic force of the return spring 83 and the mutual cooperation of the shock pad 82 for buffering the force, so that the fixing ring 87 on the support rod 85 is fixedly connected to the moving block 72 in the buffer shell 71 through the connecting rod 86, so that the moving block 72 is slidably connected in the limiting groove 74, so that the moving block 72 is fixedly connected to the vertical plate 77 between the connecting blocks 75, so as to be fixedly connected to the connecting plate 710 through the fixing rod 78, so that the expansion link 79 is fixedly installed between the connecting plate 710 and the buffer shell 71, so as to perform shock absorption through the return function of the second spring 76, so as to conduct the acting force to the inner plate 4 for moving when the outer plate 6 is stressed, so that the inner plate 4 presses the positioning ball 20 downwards through the third spring 22 through the striking plate 18, so as to perform protection through the loosening of the stay 15, so that the movable plate 17 is popped up through the elasticity, thereby protect block terminal 1 not damaged, prolong block terminal 1's life.

The above is the embodiment of the present invention. The embodiments and specific parameters in the embodiments are only for the purpose of clearly illustrating the verification process of the invention and are not intended to limit the scope of the invention, which is defined by the claims, and all equivalent structural changes made by using the contents of the specification and the drawings of the present invention should be covered by the scope of the present invention.

Claims

1. The utility model provides a block terminal protective equipment, includes block terminal (1), moving mechanism (5), buffer (7) and damping device (8), its characterized in that: the utility model discloses a damping device, including block terminal (1), fixed plate (2), the both ends fixed mounting that block terminal (1) one side is close to in fixed plate (2) has moving mechanism (5), fixedly connected with planking (6) between the outside of moving mechanism (5), the inboard both ends fixed mounting of planking (6) has damping device (8) to be located the inboard of moving mechanism (5), fixed mounting has buffer (7) between two damping device (8), one side fixedly connected with inner panel (4) of planking (6) are kept away from in damping device (8) and buffer (7).

2. The electrical box protective apparatus of claim 1, wherein: the bottom fixedly connected with fixed block (3) of block terminal (1), and the bottom fixed surface of fixed block (3) is connected with first U template (9), and outer wall fixedly connected with second U template (12) of fixed plate (2), and the bottom both sides fixed mounting of first U template (9) has second slider (10), and the both sides inner wall fixed mounting of second U template (12) has second spout (11), and second slider (10) sliding connection is in second spout (11), and the inner wall fixed mounting of first U template (9) has compression spring (13) fixed connection at the inner wall of second U template (12).

3. The electrical box protective apparatus of claim 2, wherein: the fixed block (3) is wrapping up distribution box (1) bottom and sets up, and the fixed rubber pad that pastes of fixed block (3) and junction of distribution box (1).

4. The electrical box protective apparatus of claim 1, wherein: the moving mechanism (5) comprises a limiting block (51), a first sliding groove (52), a limiting plate (53), a fixed box (54), a limiting rod (55), a limiting wheel (56), a first spring (57), a moving plate (58), a sliding rail (59) and a first sliding block (510), wherein the first sliding groove (52) is fixedly installed at two ends of one side, close to the distribution box (1), of the fixed plate (2), the limiting block (51) is fixedly installed at two sides of the first sliding groove (52) and is fixedly connected to the fixed plate (2), the first sliding block (510) is connected in the first sliding groove (52) in a sliding mode, the limiting plate (53) is fixedly connected to the surface of the top end of the first sliding block (510), one side, far away from the first sliding block (510), of the limiting plate (53) is fixedly connected to the limiting rod (55), one end, far away from the limiting plate (53), of the limiting rod (55) extends to, and both sides fixed mounting of movable plate (58) has spacing wheel (56), and spacing wheel (56) sliding connection is on slide rail (59), and slide rail (59) keep away from one side fixed mounting of spacing wheel (56) at fixed box (54) inner wall, and the outer wall surface cover of gag lever post (55) is equipped with first spring (57) fixed connection between movable plate (58) and fixed box (54) inner wall, and one side fixed mounting of fixed box (54) is on planking (6) surface.

5. The electrical box protective apparatus of claim 1, wherein: the front end and rear end both sides fixed surface of block terminal (1) install stop collar (16), and stop collar (16) inner wall fixed mounting has fourth spring (23), and the opposite side fixed mounting of fourth spring (23) has fly leaf (17), and fly leaf (17) keep away from the upper end fixed surface that fourth spring (23) extend to stop collar (16) outside and install stay wire (15), the bottom fixed mounting of an upper fixed plate (2) has fixed pulley (14), and stay wire (15) keep away from the one end of fly leaf (17) and walk around fixed pulley (14) fixed mounting on inner panel (4), and the bottom both sides fixed mounting of block terminal (1) has bottom plate (19), and bottom plate (19) surface has seted up recess (21), and the diapire fixed mounting of recess (21) has third spring (22), and the top fixed mounting of third spring (22) has location ball (20), the upper surface of the positioning ball (20) is higher than the surface of the bottom plate (19), the upper surface of the bottom plate (19) is movably connected with a striking plate (18) which is positioned at the outer side of the positioning ball (20), and two ends of the striking plate (18) are provided with round corners.

6. The electrical box protective apparatus of any one of claims 1 or 5, wherein: the damping device (8) comprises a damping shell (81), a damping pad (82), a reset spring (83), a sliding sleeve (84), a support rod (85), a connecting rod (86), a fixing ring (87) and sliding rods (88), the damping shell (81) is fixedly arranged on the outer side of the inner plate (4), the sliding rods (88) are transversely and fixedly arranged at two ends in the damping shell (81), the damping pad (82) is fixedly connected between the two sliding rods (88) on the inner wall of the damping shell (81), the sliding sleeves (84) are slidably connected on the two sliding rods (88), the reset spring (83) is fixedly connected on the inner wall of the damping shell (81) on the outer wall surface of the two sliding rods (88) in a sleeved mode, the support rod (85) is fixedly connected on one side of the sliding sleeve (84) far away from the damping pad (82), one end of the support rod (85) far away from the sliding sleeve (84) extends to the surface of the, and the surface of the outer wall of the supporting rod (85) is fixedly provided with a fixing ring (87), and one side of the fixing ring (87) is fixedly connected with a connecting rod (86).

7. The electrical box protective apparatus of any one of claims 5 or 6, wherein: the buffer device (7) comprises a buffer shell (71), a moving block (72), a transverse plate (73), a limiting groove (74), connecting blocks (75), a second spring (76), vertical plates (77), fixing rods (78), telescopic rods (79) and connecting plates (710), the buffer shell (71) is fixedly installed on the outer side of the inner plate (4), the transverse plate (73) is transversely and fixedly installed at two ends in the buffer shell (71), the limiting groove (74) is formed in the outer wall of the transverse plate (73), the moving block (72) is movably connected in the limiting groove (74), a connecting rod (86) is fixedly connected to one side of the moving block (72), one end, far away from the moving block (72), of the connecting rod (86) extends to the outer portion of the buffer shell (71) and is fixedly connected to the fixing ring (87), the connecting block (75) is fixedly connected to the other side of the moving block (72), and the vertical plates (77) are fixedly connected, and one side fixed mounting of riser (77) has second spring (76) fixed connection at buffering shell (71) inner wall, and connecting block (75) are close to one side outer wall fixedly connected with dead lever (78) of block terminal (1), and the one end fixed connection that connecting block (75) were kept away from in dead lever (78) is at connecting plate (710) both ends, and one side fixed mounting of connecting plate (710) has telescopic link (79) fixed connection at the inner wall of buffering shell (71), and the outer wall surface cover of telescopic link (79) is equipped with second spring (76) fixed connection between connecting plate (710) and buffering shell (71) inner wall.

8. The electrical box protective apparatus of any one of claims 4 or 5, wherein: an annular rubber sleeve is fixedly mounted at the contact position of the limiting rod (55) and the fixing box (54), and an annular rubber sleeve is fixedly mounted at the contact position of the supporting rod (85) and the damping shell (81).