CN214069276U - Portable three-stage distribution box - Google Patents

Abstract

The utility model relates to a block terminal technical field just discloses a portable tertiary block terminal, including distribution box and bottom plate, distribution box's bottom is provided with the fixed plate, the last fixed surface of fixed plate installs the flexible handle that is located distribution box one side, the middle part fixedly connected with connecting seat of fixed plate bottom, the bottom fixed mounting of bottom plate has the removal wheel, the middle part fixedly connected with fixed block of bottom plate upper surface, and the last fixed surface of bottom plate is connected with the baffle that is located the fixed block both sides, and the both ends of bottom plate upper surface are provided with buffer gear, buffer gear includes cushion sleeve, buffer spring, piston board, piston post and mounting panel, cushion sleeve's bottom and bottom plate fixed mounting, buffer spring's bottom and the inside bottom fixed mounting of cushion sleeve. The utility model provides a tertiary block terminal be not convenient for the problem of removal, reach the removal of being convenient for, the effectual purpose of shock attenuation.

Description

Portable three-stage distribution box

Technical Field

The utility model relates to a block terminal technical field specifically is a portable tertiary block terminal.

Background

The system with the neutral point of the special protection zero line directly grounded is called as a TN-S zero-connecting protection system, commonly called as a three-phase five-wire system, and the neutral conductor and the protection conductor of the whole system are separated. The three-level distribution is that the total distribution, the distribution and the switch box are three-level, the three-level distribution is protected step by step, so that 'one machine, one brake, one leakage, one box and one lock' are achieved, and the three-level distribution box is arranged in a drying, ventilating and normal temperature place. It can not be installed in the gas, smoke, steam, liquid and other harmful media with serious damage. And the device also can not be arranged in places which are easy to be impacted by external solid objects, strongly vibrate, splash liquid and bake by heat sources. Enough space for two persons to work simultaneously is arranged around the distribution box and the switch box, and any articles which are hindered to operate and maintain cannot be stacked around the distribution box and the switch box.

The construction site electrical equipment is more, generally need use the dedicated tertiary block terminal of configuration, just also remove thereupon to its tertiary case of electrical equipment that removes, but tertiary case that tertiary block terminal directly put on the ground is easily played artificially, and to the standard requirement of tertiary case ground clearance, so general tertiary block terminal all is the metal system, and every electrical equipment that corresponds must dispose dedicated tertiary block terminal, because tertiary block terminal material reason, it is extremely heavy, be not convenient for remove.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable tertiary block terminal reaches and is convenient for remove, the effectual purpose of shock attenuation.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a portable tertiary block terminal, includes distribution box and bottom plate, distribution box's bottom is provided with the fixed plate, the last fixed surface of fixed plate installs the flexible handle that is located distribution box one side, the middle part fixedly connected with connecting seat of fixed plate bottom, the bottom fixed mounting of bottom plate has the removal wheel, the middle part fixedly connected with fixed block of bottom plate upper surface, and the last fixed surface of bottom plate is connected with the baffle that is located the fixed block both sides, and the both ends of bottom plate upper surface are provided with buffer gear.

Buffer gear includes buffer sleeve, buffer spring, piston board, piston post and mounting panel, buffer sleeve's bottom and bottom plate fixed mounting, buffer spring's bottom and the inside bottom fixed mounting of buffer sleeve, buffer spring's top and the bottom fixed mounting of piston board, piston board and buffer sleeve sliding connection, the bottom of piston post and the top fixed connection of piston board, the top fixed connection of mounting panel and piston post, the bottom fixed connection of piston board and fixed plate.

Fixedly connected with slide bar between baffle and the fixed block, slide bar sliding connection has the slider, and the slide bar cover is equipped with the damping spring who is located the slider both sides, the top fixedly connected with of slider rotates the seat, it is connected with the connecting rod to rotate the seat, the other end and the connecting seat of connecting rod rotate and are connected.

Preferably, the distribution box body is provided with a heat dissipation opening, and the heat dissipation opening is in a shutter type.

Preferably, the number of the buffer mechanisms is four, and the four buffer mechanisms are respectively arranged at four corners of the fixing plate corresponding to the bottom plate.

Preferably, the quantity of connecting rod is two, and two connecting rods use the perpendicular bisector of connecting seat to set up as symmetry axis symmetry.

Preferably, the baffles are symmetrical by taking the vertical center line of the fixed block as a symmetrical axis, and sliding rods are arranged between the two baffles and the fixed block.

Preferably, the top of the fixed block is bonded with a protective pad, and the protective pad is made of a polyurethane elastomer.

The utility model provides a portable tertiary block terminal. The method has the following beneficial effects:

(1) the utility model discloses a connecting seat of fixed plate bottom is rotated with the one end of connecting rod and is connected, when distribution box body is when removing, because the vibrations that the road surface is uneven produces for the bottom plate activity, the contained angle of two connecting rods changes under the effect of force, and then promotes the slider and remove on the slide bar, when the slider takes place to remove, the damping spring who is located the slider both ends can apply the effort to the slider, makes the quick balanced position that returns of slider, and then makes distribution box body's shock intensity reduce.

(2) The utility model discloses a bottom fixed connection mounting panel at the fixed plate, and through mounting panel and piston post fixed connection, with the bottom and the piston plate fixed connection of setting inside the cushion collar of piston post, when pulling distribution box body through flexible handle removes, because the vibrations that the ground is uneven produces, make the piston post move about from top to bottom along with the fixed plate, the buffer spring who sets up in the in-process cushion collar of activity constantly does work, the shock strength of distribution box body weakens through buffer spring in the cushion collar, make the electrical component in the distribution box body can not damage.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

fig. 3 is a structural diagram of the buffering mechanism of the present invention.

In the figure: 1. a distribution box body; 2. a fixing plate; 3. a telescopic handle; 4. a buffer mechanism; 5. a base plate; 6. a moving wheel; 7. a connecting seat; 8. a connecting rod; 9. a rotating seat; 10. a slider; 11. a slide bar; 12. a damping spring; 13. a fixed block; 14. a baffle plate; 15. a buffer sleeve; 16. a buffer spring; 17. a piston plate; 18. a piston post; 19. and (7) mounting the plate.

Detailed Description

As shown in fig. 1-3, the utility model provides a technical solution:

a portable three-stage distribution box comprises a distribution box body 1 and a bottom plate 5, wherein a heat dissipation port is formed in the distribution box body 1, the heat dissipation port uses a shutter type, the heat dissipation port can dissipate heat of electrical components in the distribution box body 1, a fixed plate 2 is arranged at the bottom of the distribution box body 1, a telescopic handle 3 positioned on one side of the distribution box body 1 is fixedly arranged on the upper surface of the fixed plate 2, a connecting seat 7 is fixedly connected to the middle of the bottom of the fixed plate 2, a moving wheel 6 is fixedly arranged at the bottom of the bottom plate 5, a fixed block 13 is fixedly connected to the middle of the upper surface of the bottom plate 5, a protective pad is bonded to the top of the fixed block 13 and made of a polyurethane elastomer, the protective pad arranged at the top of the fixed block 13 can prevent the bottom of the connecting seat 7 from colliding with the top of the fixed block 13, and baffles 14 positioned on two sides of the fixed block 13 are fixedly connected to the upper surface of the bottom plate 5, two ends of the upper surface of the bottom plate 5 are provided with four buffer mechanisms 4, the number of the buffer mechanisms 4 is four, the four buffer mechanisms 4 are respectively arranged at four corners corresponding to the fixed plate 2 and the bottom plate 5, and the bottom plate 5 is connected with the fixed plate 2 through the four buffer mechanisms 4.

The buffer mechanism 4 comprises a buffer sleeve 15, a buffer spring 16, a piston plate 17, a piston column 18 and a mounting plate 19, the bottom of the buffer sleeve 15 is fixedly mounted with the bottom plate 5, the bottom of the buffer spring 16 is fixedly mounted with the bottom inside the buffer sleeve 15, the top of the buffer spring 16 is fixedly mounted with the bottom of the piston plate 17, the piston plate 17 is connected with the buffer sleeve 15 in a sliding manner, the bottom of the piston column 18 is fixedly connected with the top of the piston plate 17, the mounting plate 19 is fixedly connected with the top of the piston column 18, the piston plate 17 is fixedly connected with the bottom of the fixed plate 2, the bottom of the piston column 18 is fixedly connected with the piston plate 17 arranged inside the buffer sleeve 15 by fixedly connecting the mounting plate 19 with the bottom of the fixed plate 2 and fixedly connected with the piston column 18 by the mounting plate 19, when the distribution box body 1 is pulled to move by the telescopic pull handle 3, vibration is generated due to uneven ground, the piston column 18 moves up and down along with the stirring tank, the buffer spring 16 arranged in the buffer sleeve 15 continuously works in the moving process, and the shock intensity of the distribution box body 1 is weakened through the buffer spring 16 in the buffer sleeve 15, so that the electric elements in the distribution box body 1 cannot be damaged.

A sliding rod 11 is fixedly connected between the baffle plates 14 and the fixed block 13, the baffle plates 14 are symmetrical by taking the vertical center line of the fixed block 13 as a symmetry axis, the sliding rods 11 are arranged between the two baffle plates 14 and the fixed block 13, the sliding rods 11 are slidably connected with sliding blocks 10, the sliding rods 11 are sleeved with damping springs 12 positioned at two sides of the sliding blocks 10, the top of each sliding block 10 is fixedly connected with a rotating seat 9, the rotating seats 9 are rotatably connected with connecting rods 8, the number of the connecting rods 8 is two, the two connecting rods 8 are symmetrically arranged by taking the perpendicular bisector of the connecting seat 7 as the symmetry axis, the included angle of the two connecting rods 8 is changed under the action of vibration, and further the sliding blocks 10 are pushed to move on the sliding rods 11, when the sliding blocks 10 move, the damping springs 12 positioned at two ends of the sliding blocks 10 can apply acting force on the sliding blocks 10, so that the sliding blocks 10 quickly return to the balance position, and further the vibration strength of the power distribution box body 1 is reduced, the other end of the connecting rod 8 is rotatably connected with the connecting seat 7.

When using, when 3 pulling distribution box 1 remove through flexible handle, because the vibrations that the ground is uneven produces, make piston post 18 move about from top to bottom along with fixed plate 2, the buffer spring 16 that sets up in the in-process buffer sleeve 15 of activity constantly does work, the shock intensity of distribution box 1 is weakened to buffer spring 16 in the buffer sleeve 15, because the vibrations that the road surface is uneven produces, make bottom plate 5 activity, the contained angle of two connecting rods 8 changes under the effect of force, and then promote slider 10 and move on slide bar 11, when slider 10 takes place to remove, the damping spring 12 that is located slider 10 both ends can exert the effort to slider 10, make the quick balanced position that returns of slider 10, and then make the shock intensity of distribution box 1 reduce.

To sum up, the utility model discloses a connecting seat 7 of fixed plate 2 bottom is connected with the one end rotation of connecting rod 8, when distribution box 1 is moving, because the vibrations that the road surface is uneven produces, makes bottom plate 5 activity, and the contained angle of two connecting rods 8 changes under the effect of force, and then promotes slider 10 and move on slide bar 11, when slider 10 takes place to move, and damping spring 12 that is located slider 10 both ends can exert the effort to slider 10, makes slider 10 quick return to the equilibrium position, and then makes distribution box 1's shock intensity reduce; through the bottom fixed connection mounting panel 19 at fixed plate 2, and through mounting panel 19 and piston post 18 fixed connection, with the bottom of piston post 18 and the piston board 17 fixed connection who sets up in the inside of cushion sleeve 15, when 3 pulling distribution box 1 through flexible handle, because the vibrations that the ground is uneven produces, make piston post 18 move about from top to bottom along with fixed plate 2, the continuous acting of buffer spring 16 that sets up in the in-process cushion sleeve 15 of activity, weaken the vibration intensity of distribution box 1 through buffer spring 16 in the cushion sleeve 15, make the electrical component in distribution box 1 can not damage.

Claims (6)

1. The utility model provides a portable tertiary block terminal, includes distribution box body (1) and bottom plate (5), its characterized in that: the bottom of the power distribution box body (1) is provided with a fixed plate (2), the upper surface of the fixed plate (2) is fixedly provided with a telescopic handle (3) positioned on one side of the power distribution box body (1), the middle part of the bottom of the fixed plate (2) is fixedly connected with a connecting seat (7), the bottom of the bottom plate (5) is fixedly provided with a moving wheel (6), the middle part of the upper surface of the bottom plate (5) is fixedly connected with a fixed block (13), the upper surface of the bottom plate (5) is fixedly connected with baffle plates (14) positioned on two sides of the fixed block (13), and two ends of the upper surface of the bottom plate (5) are provided with buffer mechanisms (4);

the buffer mechanism (4) comprises a buffer sleeve (15), a buffer spring (16), a piston plate (17), a piston column (18) and a mounting plate (19), the bottom of the buffer sleeve (15) is fixedly mounted with the bottom plate (5), the bottom of the buffer spring (16) is fixedly mounted with the bottom inside the buffer sleeve (15), the top of the buffer spring (16) is fixedly mounted with the bottom of the piston plate (17), the piston plate (17) is slidably connected with the buffer sleeve (15), the bottom of the piston column (18) is fixedly connected with the top of the piston plate (17), the mounting plate (19) is fixedly connected with the top of the piston column (18), and the piston plate (17) is fixedly connected with the bottom of the fixing plate (2);

fixedly connected with slide bar (11) between baffle (14) and fixed block (13), slide bar (11) sliding connection has slider (10), and slide bar (11) cover is equipped with damping spring (12) that are located slider (10) both sides, the top fixedly connected with of slider (10) rotates seat (9), it is connected with connecting rod (8) to rotate seat (9), the other end and connecting seat (7) of connecting rod (8) rotate and are connected.

2. A portable three stage power distribution cabinet according to claim 1 wherein: the power distribution box body (1) is provided with a heat dissipation opening, and the heat dissipation opening is in a shutter type.

3. A portable three stage power distribution cabinet according to claim 1 wherein: the number of the buffer mechanisms (4) is four, and the four buffer mechanisms (4) are respectively arranged at four corners of the fixed plate (2) corresponding to the bottom plate (5).

4. A portable three stage power distribution cabinet according to claim 1 wherein: the quantity of connecting rod (8) is two, and two connecting rod (8) use the perpendicular bisector of connecting seat (7) to set up as symmetry axis symmetry.

5. A portable three stage power distribution cabinet according to claim 1 wherein: the baffles (14) are symmetrical by taking the vertical center line of the fixed block (13) as a symmetrical axis, and sliding rods (11) are arranged between the two baffles (14) and the fixed block (13).

6. A portable three stage power distribution cabinet according to claim 1 wherein: the top of the fixed block (13) is bonded with a protective pad which is made of a polyurethane elastomer.

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