CN108750416B

CN108750416B - Storage tank

Info

Publication number: CN108750416B
Application number: CN201810517528.4A
Authority: CN
Inventors: 张婉
Original assignee: Beijing Xingtiantong Telecommunications Technology Co Ltd
Current assignee: Beijing Xingtiantong Telecommunications Technology Co ltd
Priority date: 2018-05-25
Filing date: 2018-05-25
Publication date: 2020-01-03
Anticipated expiration: 2038-05-25
Also published as: CN108750416A

Abstract

The invention discloses a storage tank, belonging to the field of grounding lightning protection; the technical scheme is characterized by comprising a tank body, a screw rod arranged in the tank body, an extrusion cover in threaded connection with the screw rod, and an automatic return device which is arranged on the extrusion cover and can realize quick return of the extrusion cover; the tank body comprises a charging barrel and a discharging barrel fixed at the lower end of the charging barrel, and the discharging barrel is conical in a downward direction; the upper end of the charging barrel is provided with a bracket, and the bracket comprises two supporting rods fixed at the edge of the upper end of the charging barrel and a cross beam fixed on the supporting rods; the screw rod is rotationally connected with the center of the cross beam, the lower end of the screw rod is fixedly provided with a rotating ring, and the rotating ring is rotationally connected with the inner wall of the charging barrel; the problem that the injection speed of the resistance reducing agent is low to influence the working efficiency is solved, and the effects of quickly injecting the resistance reducing agent and improving the working efficiency are achieved.

Description

Storage tank

Technical Field

The invention relates to the field of grounding lightning protection, in particular to a storage tank.

Background

Many buildings are not higher now, because of the high reason, at thunderstorm weather, the building is split by the thunder easily, so the lightning rod can be built to present building, the lightning rod is the bar-shaped object that the metal was made, and can pre-buried earthing pole in the ground, lightning rod and earthing pole pass through the wire and connect, but because the instantaneous voltage of thunder and lightning is very high, the resistance value of ground is higher, the electrically conductive efficiency in the short time is low excessively, the event injects resistance reducing agent in the earthing pole, then permeate the ground through the infiltration hole on the earthing pole, make the resistance value of ground reduce, realize electrically conductive effect.

The existing methods for injecting the resistance reducing agent are that after the resistance reducing agent is stirred, the resistance reducing agent is poured into a storage tank and then injected into a grounding electrode through the storage tank, the injection methods enable the resistance reducing agent to naturally flow so that the resistance reducing agent enters the grounding electrode, and the efficiency of injecting the resistance reducing agent is too low, so that the working efficiency is affected.

Disclosure of Invention

The invention aims to provide a storage tank which has the advantages of quickly injecting a resistance reducing agent and improving the working efficiency.

The technical purpose of the invention is realized by the following technical scheme:

a material storage tank comprises a tank body, a screw rod arranged in the tank body, an extrusion cover in threaded connection with the screw rod, and an automatic return device which is arranged on the extrusion cover and can realize quick return of the extrusion cover;

the tank body comprises a charging barrel and a discharging barrel fixed at the lower end of the charging barrel, and the discharging barrel is conical in a downward direction;

the upper end of the charging barrel is provided with a bracket, and the bracket comprises two supporting rods fixed at the edge of the upper end of the charging barrel and a cross beam fixed on the supporting rods;

the screw rod is rotatably connected to the center of the cross beam, the lower end of the screw rod is fixedly provided with a rotating ring, and the rotating ring is rotatably connected with the inner wall of the charging barrel.

By adopting the scheme, when the resistance reducing agent is injected into the grounding electrode, the resistance reducing agent flows into the grounding electrode by self through the flowing characteristic of the resistance reducing agent, the speed is low, and the working efficiency is influenced; therefore, the screw rod is rotationally connected in the material storage tank, the extrusion cover is in threaded connection with the screw rod, the extrusion cover can move downwards by rotating the screw rod, the extrusion cover extrudes the resistance reducing agent, the resistance reducing agent rapidly enters the grounding electrode from the discharge barrel, the working efficiency is improved, the automatic return device is arranged on the extrusion cover, and after the extrusion cover descends to a certain distance, the extrusion cover can automatically and rapidly return to the initial position under the action of the automatic return device, the next work is convenient to carry out, and the working efficiency is improved;

the support is arranged at the upper end of the charging barrel, the upper end of the screw rod is rotatably connected to the center of the cross beam, the lower end of the screw rod is fixedly provided with the rotating ring, and the rotating ring is rotatably connected with the inner wall of the charging barrel, so that the upper end and the lower end of the screw rod are rotatably connected with the tank body, the screw rod cannot shake when rotating, and the normal use of the extruding cover is guaranteed.

Preferably, a plurality of stirring blades are arranged between the lower end of the screw rod and the rotating ring, and two ends of each stirring blade are respectively fixed on the side walls of the screw rod and the rotating ring.

Through adopting above-mentioned scheme, because the resistance reducing agent will enter into out the feed cylinder through the junction of charging barrel and play feed cylinder in, then enter into the earthing pole from going out the feed cylinder in, so screw rod lower extreme and swivel becket can only be connected through several poles, so connect through the stirring leaf between screw rod lower extreme and the swivel becket, make screw rod and swivel becket fixed connection be in the same place, the stirring leaf can also carry out the secondary stirring to the resistance reducing agent, it is more even to make the resistance reducing agent, reach the effect of utilization of resources maximize.

Preferably, the automatic return device comprises two moving rings which are in sliding connection with the extrusion cover and a separation column which is fixed at the lower end of the screw rod;

a through hole is formed in the center of the extrusion cover, a groove surrounding the inner periphery of the through hole is formed in the inner periphery of the through hole, and the movable ring can slide in the groove;

a tension spring is fixed on the lower surface of the cross beam, and the lower end of the tension spring is fixed on the surface of the extrusion cover;

a transverse pressure spring is fixed on the side wall of the moving ring away from the screw rod, and the other end of the transverse pressure spring is fixed on the side wall of the groove;

a clamping groove is formed in the surface, close to the support frame, of the moving ring, a cylinder is clamped in the clamping groove, a vertical pressure spring is fixed to the lower surface of the cylinder, and the other end of the vertical pressure spring is fixed to the bottom surface of the clamping groove;

the top surface of the groove is provided with a holding tank capable of holding a cylinder.

By adopting the scheme, when the extrusion cover moves to the lower end of the screw rod, the two moving rings are separated under the action of the separation column, so that the two moving rings are separated from the screw rod, the extrusion cover is separated from the screw rod without connection, and the extrusion cover can quickly return to the initial position under the action of the tension spring;

the draw-in groove has been seted up on the shift ring, it has the cylinder to peg graft in the draw-in groove, and cylinder lower fixed surface has vertical pressure spring, vertical pressure spring one end is fixed on the bottom surface of draw-in groove in addition, when the shift ring receives the effect of detached column and removes to the direction of keeping away from the screw rod, the cylinder can block in the holding tank that sets up on the extrusion lid, make the shift ring can block in the recess, even can not laminate with the screw rod surface when no longer receiving the effect of detached column yet, guarantee that the extrusion lid can get back to the initial position smoothly, after the extrusion lid returns the initial position, make the cylinder break away from the holding tank, then the shift ring can be tight laminating under horizontal pressure spring's effect on the surface of screw rod, make extrusion lid and screw rod threaded connection once more together, be convenient for carry out next time work, the purpose.

Preferably, the lower end of the movable ring is provided with a separation groove.

Through adopting above-mentioned scheme, can be in order to guarantee that extrusion lid moves down under screw rod pivoted effect, so shift ring under transverse pressure spring's effect with the comparison of screw rod laminating tight, when the separation post separates the shift ring, in the middle of inconvenient entering two shift rings, the separation tank has been seted up to the lower surface of two shift rings so, make things convenient for the separation post to enter into two shift rings in the middle of separating two shift rings, guarantee to realize separating the purpose of two shift rings.

Preferably, the separation column is conical and is positioned above the stirring blade, and the separation column is fixed on the circumferential surface of the screw in a surrounding manner.

By adopting the scheme, if the separation column is cylindrical, although the two moving rings can be separated, in order to ensure the separation effect, the separation column is thick, so that the separation column is easily clamped outside the separation groove, or the contact surface of the separation groove and the separation column needs to have larger inclination, and further the moving ring needs to have larger sliding stroke, so that the position of the moving ring attached to the screw rod is easily influenced; the event is established the separator column into conical, and the separating tank cooperation makes the separator column can make things convenient for quick entering into the separating tank in, does not need the too big stroke of shift ring can realize shift ring separation card in the recess, when guaranteeing shift ring and screw rod cooperation relation, can also guarantee to realize the separation of two shift rings.

Preferably, the containing groove is internally provided with an extrusion column, and the upper end of the extrusion column protrudes out of the upper surface of the extrusion cover.

Through adopting above-mentioned scheme, because the extrusion lid has certain thickness, if the surface of the direct protrusion extrusion lid of cylinder, then very inconvenient when returning the cylinder compression draw-in groove, need extra instrument supplementary even, so be equipped with the extrusion post in the holding tank, through the extrusion post can be quick with cylinder compression can the draw-in groove in, make the shifting ring no longer block in the recess, the laminating is at the screw rod on the surface, easy operation is convenient.

Preferably, the lower end of the extrusion column is fixed with a disc, the upper surface of the disc is fixed with two symmetrically arranged connecting springs, and the upper ends of the connecting springs are fixed on the top surface of the accommodating groove.

Through adopting the above-mentioned scheme, if the extrusion post just stays the bottom at the holding tank behind the draw-in groove with cylinder compression return, then can cause the influence to cylinder reentrant holding tank, even make the cylinder can not get into the holding tank, lead to the shifting ring can not block in the recess, so be fixed with the disc at the extrusion post lower extreme, be fixed with coupling spring on the disc, coupling spring still with the top surface fixed connection of holding tank, when the extrusion post atress descends, coupling spring extension, when the extrusion post is no longer the atress, coupling spring returns and contracts, make the extrusion post rise, so can not cause the influence to cylinder reentrant holding tank, guarantee that the cylinder can enter into the holding tank smoothly, guarantee that the shifting ring can block in the recess.

The preferred, the lower extreme of charging barrel is equipped with the collar, and the collar encircles and just not laminate with a play feed cylinder lateral wall in the play feed cylinder outside, and the collar fixed surface has a plurality of connecting rods, and the upper end of connecting rod is fixed on the surface of a play feed cylinder.

Through adopting above-mentioned scheme, the storage tank need be installed and is used in the earthing pole upper end, if go out feed cylinder direct mount on the earthing pole, because the earthing pole is steel products, the texture of itself is harder, after the live time overlength, the earthing pole can lead to the fish tail to go out the feed cylinder, even careless will lead to going out the feed cylinder to take place to warp, lead to the unable use of storage tank, the life of storage tank has been reduced, so be equipped with the collar, when installing the storage tank, the collar can share the power that goes out the feed cylinder and bear, prevent to go out the feed cylinder fish tail and warp even, increase the life of storage tank.

Preferably, the cross section of the mounting ring is of an inverted L shape.

Through adopting above-mentioned scheme, the collar can share going out feed cylinder bearing capacity, but because the collar is the butt on earthing pole tip, the storage tank can take place to rock, so the cross-section of collar is the type of falling L, makes the collar can block in the edge of earthing pole, when preventing that the storage tank from rocking, can also play the effect of location in the installation, convenient quick installs the storage tank on the earthing pole.

Preferably, the support rod extends into the charging barrel, and the support rod partially protrudes out of the inner wall of the charging barrel along the axial direction to form a guide column;

the extrusion cover is provided with a sliding chute corresponding to the guide post.

By adopting the scheme, after the movable ring is separated from the screw rod, the extrusion cover only slides in the charging barrel, so that the extrusion cover is not limited by the limiting piece, when the extrusion cover is pulled by the tension spring to ascend, the extrusion cover can move, when the movable ring is attached to the screw rod again, the movable ring can not be in threaded connection with the screw rod, and the extrusion cover can not be used; the event bracing piece extends into and forms the guide post in the charging barrel, extrudees to cover and sets up the spout that corresponds the guide post, makes the extrusion lid only can remove along the axis direction of guide post, guarantees that the shift ring laminating when the screw rod is on the surface, can realize with the threaded connection of screw rod, guarantees that the extrusion lid can normal use.

In conclusion, the invention has the following beneficial effects:

1. the tank body is rotatably connected with a screw rod, the screw rod is rotatably connected with a squeezing cover, the lower end of the screw rod is fixedly connected with a rotating ring through a stirring blade, the rotating ring is rotatably connected with the charging barrel, the upper end of the screw rod is rotatably connected with a cross beam, the stirring blade can perform secondary stirring on the resistance reducing agent while the screw rod is rotatably connected in the tank body, the squeezing cover can move downwards due to the rotation of the screw rod, the resistance reducing agent can be squeezed out of the tank body by the squeezing cover and enters the grounding electrode, so that the resistance reducing agent can rapidly enter the grounding electrode, and the working efficiency is improved;

2. two shift rings can separate under the effect of separation column, make extrusion lid and screw rod separation, and the initial position is got back to fast to the extrusion lid under tension spring's effect, and horizontal compression spring makes the laminating that the shift ring can be tight on the surface of screw rod, realizes inseparable threaded connection, and the cylinder can block in the holding tank, can make the shift ring card in the recess, guarantees that extrusion lid can be quick get back to the initial position.

Drawings

FIG. 1 is a schematic overall view of a storage tank in an embodiment;

FIG. 2 is a sectional view showing the inner structure of the storage tank in the embodiment;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic view of a highlighted guide post in the example.

In the figure, 1, a tank body; 11. a charging barrel; 12. a discharging barrel; 13. a support; 131. a support bar; 132. a cross beam; 133. a guide post; 14. a rotating ring; 15. a mounting ring; 16. a connecting rod; 2. a screw; 21. stirring blades; 22. a separation column; 3. extruding a cover; 31. a through hole; 32. a chute; 33. a groove; 331. accommodating grooves; 332. extruding the column; 333. a disc; 334. a connecting spring; 34. a lateral pressure spring; 4. an automatic return device; 41. a moving ring; 42. a tension spring; 43. a separation tank; 44. a card slot; 441. a cylinder; 442. a vertical pressure spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example (b): a material storage tank is shown in figures 1 and 2 and comprises a tank body 1, a screw rod 2 arranged in the tank body 1, an extrusion cover 3 in threaded connection with the screw rod 2 and an automatic return device 4 capable of enabling the extrusion cover 3 to realize quick return; the resistance reducing agent is filled in the tank body 1, the screw rod 2 is rotated, the extrusion cover 3 which is connected with the screw rod 2 through threads is moved downwards, the resistance reducing agent in the tank body 1 is extruded, the resistance reducing agent is extruded quickly, after the extrusion cover 3 finishes working, the automatic return device 4 can enable the extrusion cover 3 to return to an initial position automatically and quickly, the next working is carried out conveniently and quickly, and the working efficiency is improved.

As shown in fig. 1 and 2, the tank body 1 is composed of a charging barrel 11 and a conical discharging barrel 12, the lower end of the charging barrel 11 is fixedly connected with the upper end of the discharging barrel 12, a bracket 13 is arranged at the upper end of the charging barrel 11, the bracket 13 comprises support rods 131 which are fixed at the upper end edge of the charging barrel 11 and are symmetrically arranged, a cross beam 132 is arranged between the two support rods 131, the two ends of the cross beam 132 are respectively fixed on the side walls of the two support rods 131, and a screw 2 is rotatably connected at the center of the cross beam 132; a rotating ring 14 is rotatably connected to the side wall of the charging barrel 11 at the joint with the discharging barrel 12, a plurality of stirring blades 21 are fixedly arranged between the lower end of the screw rod 2 and the rotating ring 14, and two ends of each stirring blade 21 are respectively fixed to the side walls of the screw rod 2 and the rotating ring 14; the upper end of the screw rod 2 is rotatably connected with a bracket 13 fixed on the tank body, the lower end of the screw rod 2 is fixedly connected with the rotating ring 14, and the rotating ring 14 is rotatably connected with the inner wall of the charging barrel 11, so that the screw rod 2 is arranged in the tank body 1 and is rotatably connected with the tank body 1, the screw rod 2 is rotated to enable the extrusion cover 3 in threaded connection with the screw rod 2 to descend, the resistance reducing agent in the tank body 1 is extruded, the resistance reducing agent is rapidly injected into the grounding electrode, and the working efficiency is improved; the stirring blade 21 is arranged between the rotating ring 14 and the screw rod 2, so that even if the screw rod 2 and the rotating ring 14 are fixedly connected together, the stirring blade 21 can perform secondary stirring on the resistance reducing agent, and the resistance reducing agent is stirred more fully when being injected into the grounding electrode.

As shown in fig. 2, the upper surface of the stirring blade 21 and the upper surface of the rotating ring 14 are in the same horizontal plane, the lower end of the stirring blade 21 protrudes out of the lower surface of the rotating ring 14, and the end of the stirring blade 21 away from the screw 2 is attached to the inner wall of the discharging barrel 12; because ejection of compact section of thick bamboo 12 is conical, so extrusion lid 3 can only move the junction of charging cylinder 11 and ejection of compact section of thick bamboo 12, can not enter into ejection of compact section of thick bamboo 12, so the resistance reducing agent in the ejection of compact section of thick bamboo 12 no longer receives the effect of extrusion lid 3, so stirring leaf 21 stretches into in the ejection of compact section of thick bamboo 12, and the lateral wall of stirring leaf 21 and the inner wall laminating of ejection of compact section of thick bamboo 12, through the rotation of stirring leaf 21, can play the effect of pay-off to the resistance reducing agent in the ejection of compact section of thick bamboo 12, improve the efficiency of pouring into the resistance reducing agent.

As shown in fig. 2 and 3, the center of the pressing cover 3 is provided with a through hole 31, and the automatic return device 4 comprises two semicircular moving rings 41 connected with the pressing cover 3 in a sliding manner and a tension spring 42 fixed on the upper surface of the pressing cover 3; the two moving rings 41 are connected inside the through hole 31 in a sliding manner and slide along the direction vertical to the axis of the extrusion cover 3, the two moving rings 41 can be attached together, when the two moving rings 41 are attached together, the two moving rings 41 are in threaded connection with the screw rod 2, the extrusion cover 3 can be moved by rotating the screw rod 2, when the two moving rings 41 are separated, the moving rings 41 are separated from the screw rod 2 and are not in threaded connection, so that the extrusion cover 3 can be rapidly moved, the tension spring 42 is positioned below the support 13, and the upper end of the tension spring 42 is fixedly connected with the lower surface of the support 13; the rotation of the screw rod 2 can make the extrusion cover 3 move downwards to extrude the resistance reducing agent in the tank body 1, when the extrusion cover 3 moves to the bottom of the charging barrel 11, the two moving rings 41 are separated to separate the extrusion cover 3 from the screw rod 2, and then the tension spring 42 fixed on the upper surface of the extrusion cover 3 pulls the extrusion cover 3 to move upwards, so that the extrusion cover 3 returns to the initial position.

As shown in fig. 1 and 4, when the extrusion cover 3 is pulled to return to the initial position, the extrusion cover 3 is separated from the screw rod 2, and the extrusion cover 3 is attached to the inner wall of the charging barrel 11, so that the extrusion cover 3 is not limited by a limiting component, the extrusion cover 3 moves, and when the two moving rings 41 are closed and attached to the surface of the screw rod 2, a threaded connection relationship cannot be formed with the screw rod 2, so that the support rod 131 extends into the charging barrel 11, and part of the support rod 131 in the axial direction protrudes out of the inner wall of the charging barrel 11 to form a guide post 133, and the extrusion cover 3 is provided with a sliding slot 32 corresponding to the guide post 133, so that the extrusion cover 3 can only slide along the axial direction of the guide post 133, the extrusion cover 3 is prevented from moving, and when the two moving rings 41 are attached to the surface of the screw rod 2, the extrusion cover 3 and the screw rod.

As shown in fig. 2 and 3, a conical separation column 22 is fixed at the lower end of the screw 2, the separation column is located above the stirring blade 21, the separation column 22 surrounds the circumferential side wall of the screw 2, and the lower surfaces of the two moving rings 41 are both provided with separation grooves 43; rotating the screw rod 2 to enable the extrusion cover 3 to move downwards, when the screw rod 2 moves to the lower end, the separation groove 43 on the lower surface of the moving ring 41 is firstly contacted with the separation column 22, the extrusion cover 3 continues to move downwards, under the action of the separation column 22, the two moving rings 41 are separated to enable the extrusion cover 3 to be separated from the screw rod 2, and then the tension spring 42 pulls the extrusion cover 3 to rise to return to the initial position; the separation groove 43 and the separation column 22 can be matched with the moving ring 41 to be conveniently and quickly separated, and the conical separation column 22 can enable the separation column 22 to smoothly extend into the separation groove 43 and not be clamped outside the separation groove 43, so that the separation column 22 can be ensured to be capable of separating the two moving rings 41.

As shown in fig. 3 and 4, a groove 33 is formed on the inner wall of the through hole 31, the moving rings 41 are slidably connected in the groove 33, lateral pressure springs 34 are fixed on the side walls of the two moving rings 41 away from the screw 2, the other ends of the lateral pressure springs 34 are fixed on the side walls of the groove 33, the lateral pressure springs 34 are compressible when stressed, when the moving rings 41 are separated under the action of the separation column 22, the lateral pressure springs 34 are stressed and compressed, and when the moving rings 41 are no longer under the action of the separation column 22, the lateral pressure springs 34 apply thrust to the moving rings 41, so that the moving rings 41 are attached to the surface of the screw 2, and the extrusion cover 3 and the screw 2 are connected together by screw threads.

As shown in fig. 3 and 4, a clamping groove 44 is formed on the surface of the two moving rings 41 far from the separating groove 43, a cylinder 441 is inserted into the clamping groove 44, a vertical pressure spring 442 is fixed at the lower end of the cylinder 441, the lower end of the vertical pressure spring 442 is fixed at the bottom surface of the clamping groove 44, an accommodating groove 331 for accommodating the cylinder 441 is formed on the top surface of the groove 33, an extruding column 332 is slidably connected in the accommodating groove 331, a disc 333 which is attached to the inner circumference of the accommodating groove 331 is fixed at the lower end of the extruding column 332, a connecting spring 334 is fixed on the upper surface of the disc 333, the other end of the connecting spring 334 is fixed on the top surface of the accommodating groove 331, and the upper end of the extruding column 332; when the moving rings 41 separate and slide under the action of the separation column 22, the cylinders 441 enter the accommodating grooves 331 under the action of the vertical pressure springs 442 and are clamped in the accommodating grooves 331, so that the two moving rings 41 are separated and clamped in the grooves 33, and when the moving rings 41 are no longer under the action of the separation column 22, the moving rings cannot be attached to the surface of the screw rod 2, so that the extrusion cover 3 can return to the initial position under the action of the tension springs 42, and the purpose of automatic return of the extrusion cover 3 is achieved; after the extrusion cover 3 returns to the initial position, the extrusion post 332 is pressed, the extrusion post 332 applies force to the cylinder 441, so that the cylinder 441 retracts into the clamping groove 44, the cylinder 441 no longer clamps the moving ring 41, the moving ring 41 is attached to the surface of the screw rod 2 under the action of the transverse pressure spring 34, the extrusion cover 3 is connected with the screw rod 2 again in a threaded manner, and the operation is simple and rapid; the connecting spring 334 is fixed on the surface of the disk 333, and the connecting spring 334 can pull the disk 333 back to the initial position, so that after the extrusion column 332 compresses the cylinder 441 back to the clamping slot 44, and the extrusion column 332 is not pressed any more, the connecting spring 334 pulls the extrusion column 332 back to the initial position, and the extrusion column 332 can be prevented from remaining at the bottom of the accommodating groove 331 and influencing the cylinder 441 to enter the accommodating groove 331 again.

As shown in fig. 1 and 2, the lower end of the charging barrel 11 is provided with a mounting ring 15, and the mounting ring 15 is far away from and surrounds on the outer surface of the discharging barrel 12, the lower surface of the mounting ring 15 is higher than the lower surface of the discharging barrel 12, the upper surface of the mounting ring 15 is fixed with a plurality of connecting rods 16, the upper ends of the connecting rods 16 are fixedly connected with the surface of the discharging barrel 12, the cross section of the mounting ring 15 is of an inverted L shape, when the storage tank is mounted on the grounding electrode, the mounting ring 15 can be clamped at the upper end of the grounding electrode, the outlet of the discharging barrel 12 is conveniently aligned with the inside of the grounding electrode, and the resistance reducing agent can conveniently flow into the inside.

The specific use mode is as follows: firstly, a material storage tank is installed on a grounding electrode, then the resistance reducing agent is loaded into a charging barrel 11, then a screw 2 is rotated to enable an extrusion cover 3 to move downwards, the resistance reducing agent in the material storage tank is extruded into the grounding electrode from a discharge barrel 12, and the extrusion cover 3 moves downwards to extrude the resistance reducing agent, so that the injection speed of the resistance reducing agent can be accelerated, and the efficiency of injecting the resistance reducing agent is improved; when the extrusion cover 3 descends to the bottom of the charging barrel 11, the two moving rings 41 are separated under the action of the separation column 22, so that the extrusion cover 3 is separated from the screw rod 2, the extrusion cover 3 quickly returns to the initial position under the action of the tension spring 42, automatic quick return of the extrusion cover 3 is realized, after the extrusion cover 3 returns to the initial position, the extrusion column 332 is pressed to return the cylinder 441 to the clamping groove 44, the two moving rings 41 are attached to the surface of the screw rod 2 again, so that the extrusion cover 3 is connected with the screw rod 2 in a threaded manner again, next work is facilitated, and the operation is simple and quick.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. A storage tank, its characterized in that: comprises a tank body (1), a screw rod (2) arranged in the tank body (1), an extrusion cover (3) in threaded connection with the screw rod (2), and an automatic return device (4) which is arranged on the extrusion cover (3) and can realize the quick return of the extrusion cover (3);

the tank body (1) comprises a charging barrel (11) and a discharging barrel (12) fixed at the lower end of the charging barrel (11), and the discharging barrel (12) is conical in the downward direction;

the upper end of the charging barrel (11) is provided with a bracket (13), and the bracket (13) comprises two supporting rods (131) fixed at the edge of the upper end of the charging barrel (11) and a cross beam (132) fixed on the supporting rods (131);

the screw rod (2) is rotatably connected to the center of the cross beam (132), a rotating ring (14) is fixedly arranged at the lower end of the screw rod (2), and the rotating ring (14) is rotatably connected with the inner wall of the charging barrel (11);

the automatic return device (4) comprises two moving rings (41) which are in sliding connection with the extrusion cover (3) and a separation column (22) which is fixed at the lower end of the screw rod (2);

a through hole (31) is formed in the center of the extrusion cover (3), a groove (33) surrounding the inner periphery of the through hole (31) is formed in the inner periphery of the through hole (31), and the moving ring (41) can slide in the groove (33);

a tension spring (42) is fixed on the lower surface of the cross beam (132), and the lower end of the tension spring (42) is fixed on the surface of the extrusion cover (3);

a transverse pressure spring (34) is fixed on the side wall of the moving ring (41) far away from the screw rod (2), and the other end of the transverse pressure spring (34) is fixed on the side wall of the groove (33);

a clamping groove (44) is formed in the surface, close to the support frame, of the moving ring (41), a cylinder (441) is clamped in the clamping groove (44), a vertical pressure spring (442) is fixed to the lower surface of the cylinder (441), and the other end of the vertical pressure spring (442) is fixed to the bottom surface of the clamping groove (44);

the top surface of the groove (33) is provided with an accommodating groove (331) capable of accommodating the cylinder (441).

2. The storage tank of claim 1, wherein: a plurality of stirring blades (21) are arranged between the lower end of the screw rod (2) and the rotating ring (14), and the two ends of each stirring blade (21) are respectively fixed on the side walls of the screw rod (2) and the rotating ring (14).

3. The storage tank of claim 1, wherein: the lower end of the moving ring (41) is provided with a separating groove (43).

4. The storage tank of claim 1, wherein: the separating column (22) is conical, the separating column (22) is positioned above the stirring blade (21), and the separating column (22) is fixed on the circumferential surface of the screw (2) in a surrounding manner.

5. The storage tank of claim 1, wherein: an extrusion column (332) is arranged in the accommodating groove (331), and the upper end of the extrusion column (332) protrudes out of the upper surface of the extrusion cover (3).

6. The storage tank of claim 5, wherein: the lower extreme of extrusion post (332) is fixed with disc (333), the upper surface of disc (333) is fixed with two symmetrical connecting spring (334) that set up, the upper end of connecting spring (334) is fixed on the top surface of holding tank (331).

7. The storage tank of claim 1, wherein: the lower extreme of charging barrel (11) is equipped with collar (15), collar (15) encircle in ejection of compact section of thick bamboo (12) outside and not laminate with ejection of compact section of thick bamboo (12) lateral wall, and collar (15) upper surface is fixed with a plurality of connecting rods (16), and the upper end of connecting rod (16) is fixed on the surface of ejection of compact section of thick bamboo (12).

8. The storage tank of claim 7, wherein: the section of the mounting ring (15) is of an inverted L shape.

9. The storage tank of claim 1, wherein: the supporting rod (131) extends into the charging barrel (11), and the supporting rod (131) partially protrudes out of the inner wall of the charging barrel (11) along the axial direction to form a guide column (133);

the extrusion cover (3) is provided with a sliding chute (32) corresponding to the guide post (133).