CN115010066B

CN115010066B - Packaging device for industrial paint

Info

Publication number: CN115010066B
Application number: CN202210763701.5A
Authority: CN
Inventors: 于干
Original assignee: Huai'an Paint Manufacturing Factory Co ltd
Current assignee: Huai'an Paint Manufacturing Factory Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2023-07-14
Anticipated expiration: 2042-06-29
Also published as: CN115010066A

Abstract

The invention discloses a packaging device for industrial paint, which relates to the technical field of paint production and aims to provide a packaging device for industrial paint, which can seal paint packaging containers in the process of filling and improve the efficiency of paint packaging.

Description

Packaging device for industrial paint

Technical Field

The invention relates to the technical field of paint production, in particular to a packaging device for industrial paint.

Background

Industrial paint is used for corrosion protection of ship, ocean platform, petrochemical, bridge, coastal steel structure and other structures with harsh corrosion environment, and is different from house paint and building paint. The main application fields are ships, municipal, petrochemical, large pipelines, steel structures and the like.

Industrial coating needs to pack after production process, to liquid industrial coating, can use the liquid filling machine in the packaging process, the business turn over liquid of filling machine generally needs to be controlled with the valve, in the in-process of filling, the valve needs frequent switching, the wearing and tearing speed of valve is accelerated, life has been reduced, and because the valve is installed in the inside of pipeline, the staff can't timely grasp the wearing and tearing condition of valve, the phenomenon of leaking the glue appears very easily, and the coating holding container after the filling needs to be shifted to other production lines and seal, in this process, a large amount of time has been consumed, the efficiency of coating packing has been prolonged, therefore, a packing plant for industrial coating is proposed.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the invention provides the packaging device for the industrial paint, which is used for preventing glue leakage, sealing the paint packaging container in the process of filling and improving the efficiency of paint packaging.

(II) technical scheme

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a packing plant for industrial coating, includes drive mechanism, filling structure and seal structure, and the side of filling structure is equipped with seal structure, and the below of filling structure and seal structure is equipped with drive mechanism, and the filling structure includes:

the support frame is positioned at the rear side of the transmission mechanism, the tank body is arranged in the middle of the top end of the support frame, the top of the tank body is in threaded connection with the sealing cover, the sealing cover and the tank body form a container for storing industrial paint, the top of the inner cavity of the sealing cover is connected with a push plate for extruding the paint through a spring, and the bottom of the tank body is provided with the liquid outlet pipe;

the structure that opens and shuts, the structure that opens and shuts is located drive mechanism's top, the structure that opens and shuts includes the fixed bolster of being connected with the jar body, the connecting pipe that is located the drain pipe under is installed to the bottom of fixed bolster, the bottom swing joint of fixed bolster has the dwang, the top fixed mounting of dwang has the division board, the division board is located the inboard of drain pipe and connecting pipe, and the outer lane of division board is equipped with the arc play cistern, the top fixed mounting of division board has the vent plug, the outer lane activity of vent plug has cup jointed the cover of ventilating, the cover of ventilating is connected with the bottom of jar body, one side of the cover of ventilating is connected with the gas outlet of placing at subaerial gas holder through the pipe, the outer lane at cover top of ventilating is connected with another pipe, the middle part fixed connection at another pipe and sealed lid top, the bottom fixed mounting of dwang has the receiver.

The seal structure is used for sealing the paint tank, and the seal structure includes:

the top end of the L-shaped support is rotatably provided with a turntable, the outer ring of the turntable is fixedly provided with a fluted disc, three round holes are formed in the turntable, the bottoms of the two round holes which are symmetrically distributed are rotatably provided with rotating blocks, the top of the turntable is provided with a second hydraulic rod through a connecting frame, and the telescopic end of the second hydraulic rod is provided with a pressing block for pressing a paint tank cover body;

the glue coating structure comprises a glue tank which is in contact with the ground, wherein an inner cavity of the glue tank is connected with an air outlet of the air storage tank through a corrugated pipe, a glue outlet of the glue tank is connected with a smearing disc through a rubber pipe, the smearing disc is fixedly arranged below the other round hole and fixedly arranged with an L-shaped bracket, a glue outlet ring is arranged on the outer ring of the smearing disc, and the inner cavity of the glue outlet ring is connected with the inner cavity of the rubber pipe;

and the storage tube is used for storing the paint tank cover, and the bottom of the storage tube is contacted with the top of the turntable.

Preferably, the filling structure further comprises a pushing structure, the pushing structure comprises a first hydraulic rod in contact with the ground, a pushing plate is connected to the top of the first hydraulic rod, the pushing plate is located in the middle of the transmission structure, an inner cavity of the pushing plate is connected with an air inlet of a vacuum pump placed on the ground through a corrugated pipe, and an air vent is formed in the middle of the top of the inner cavity of the pushing plate.

Preferably, the transmission structure is used for transporting the paint tank that holds the coating, and the transmission structure includes two U type framves of being connected with ground, and the equal activity in top of two U type framves has cup jointed the commentaries on classics roller, and two commentaries on classics rollers pass through the drive belt transmission and are connected, and the surface winding of commentaries on classics roller has two drive belts, and the impeller is located the inboard middle part of drive belt, and the top fixed mounting of a U type has a rotating electrical machines one, and the output shaft end of rotating electrical machines one is connected with the middle part of commentaries on classics roller.

Preferably, a second rotating motor is installed at the bottom of the fixed support, a first gear is connected to the tail end of an output shaft of the second rotating motor, a toothed ring is fixedly installed on the outer ring of the rotating rod, and the first gear is meshed with the toothed ring.

Preferably, the rotating motor III is arranged on two sides of the top of the rotary table, and the tail end of an output shaft of the rotating motor III is connected with the top of one end, far away from the round hole, of the rotating block.

Preferably, a rotating motor IV is arranged at one side of the bottom end of the storage tube, the tail end of an output shaft of the rotating motor IV is connected with a gear II, and the gear II is meshed with the fluted disc.

Preferably, the thickness of the turntable is the same as the thickness of the paint can cover, and the outer diameter of the paint can cover is the same as the inner diameter of the round hole.

Preferably, the sealing structure further comprises a supporting seat for supporting the paint tank, the supporting seat is located on the inner sides of the two driving belts, and the top of the supporting seat is flush with the top of the driving belts.

Preferably, one side of the filling structure, which is far away from the sealing structure, is provided with a limiting structure for controlling the distance between two adjacent paint tanks, the limiting structure comprises a vertical rod used for supporting, one side of the vertical rod, which is far away from the filling structure, is movably provided with a limiting plate, the top of the vertical rod is provided with a hydraulic rod III, and the bottom of the hydraulic rod III is in contact with the top of the vertical rod. .

(III) beneficial effects

Compared with the prior art, the invention provides a packaging device for industrial paint, which has the following beneficial effects:

1. this a packing plant for industrial coating has set up the structure that opens and shuts, the rotation of structure that opens and shuts can control the drain pipe in the filling structure open and shut and enter into the break-make of the gaseous in the liquid storage pot, and the drain pipe is in when opening the state, the compression inert gas in the gas holder enters into in the liquid storage pot, liquid coating in the liquid storage pot is extruded, connect the magazine to the below of connecting pipe prevent the glue solution drip, pollution and waste are avoided, and the board that opens and shuts directly exposes in the air, do benefit to the wearing and tearing condition that opens and shuts the board, prevent the phenomenon of glue leakage from appearing.

2. This a packing plant for industrial coating has set up seal structure, and the device can seal for the paint tank that fills the coating at the in-process of filling, improves the efficiency of coating packing, has set up limit structure, can restrict the distance from the paint tank that the filling structure removed down, the device filling coating of being convenient for.

Drawings

FIG. 1 is a schematic front view of the overall structure of the packaging unit of the present invention;

FIG. 2 is a schematic left view of a limiting structure according to the present invention;

FIG. 3 is a schematic top view of the opening/closing plate according to the present invention;

FIG. 4 is a schematic top view of the receiving box according to the present invention;

fig. 5 is a schematic view of the bottom of the transfer of the present invention.

In the figure: 1. a rotating roller; 2. a transmission belt; 3. rotating a first motor; 4. a third hydraulic rod; 5. a support frame; 6. a tank body; 7. sealing cover; 8. a spring; 9. a push plate; 10. an exhaust pipe; 11. a fixed bracket; 12. a connecting pipe; 13. an opening plate; 14. an air-permeable sleeve; 15. a first gear; 16. rotating a second motor; 17. a receiving box; 18. a first hydraulic rod; 19. a pushing plate; 20. a gas storage tank; 21. a vacuum pump; 22. a support base; 23. a glue tank; 24. a second hydraulic rod; 25. a storage tube; 26. rotating a motor IV; 27. a turntable; 28. rotating a motor III; 29. a smearing plate; 30. a glue outlet ring; 31. a round hole; 32. fluted disc; 33. a rotating lever; 34. a rotating block; 35. a vertical rod; 36. a limiting plate; 37. a vent plug; 38. and (5) briquetting.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1, a packaging device for industrial paint comprises a transmission mechanism, the transmission mechanism is used for transporting and storing paint cans of liquid industrial paint, the transmission mechanism comprises two U-shaped frames which are used for fixing, the top ends of the two U-shaped frames are movably sleeved with a rotary roller 1, the two rotary rollers 1 are connected through a transmission belt 2 in a transmission manner, the outer surface of the rotary roller 1 is wound with the two transmission belts 2, the top end of one U-shaped frame is fixedly provided with a rotary motor 3, the tail end of an output shaft of the rotary motor 3 is connected with the middle of the rotary roller 1, the inner sides of the two transmission belts 2 are provided with cutting grooves, the paint cans can be just placed in the structures formed by the two cutting grooves, further the limiting effect can be achieved, the packaging is facilitated, the rotary motor 3 drives the rotary roller 1 connected with the rotary roller to rotate, the rotary roller 1 drives the transmission belt 2, and the transmission belt 2 can transport the paint cans.

Referring to fig. 1 and 2, the packaging device for industrial paint comprises a limiting structure, the limiting structure comprises a vertical rod 35 used for supporting, a limiting plate 36 is movably arranged on one side of the vertical rod 35 away from a filling structure, a pressure sensor is arranged on the limiting plate 36 and is convenient for detecting the position of a paint tank, a hydraulic rod three 4 is arranged at the top of the vertical rod 35, the bottom of the hydraulic rod three 4 is contacted with the top of the vertical rod 35, the vertical rod 35 can be downwards pressed by stretching and retracting the hydraulic rod three 4, the vertical rod 35 is enabled to rotate, when the vertical rod 35 is in a horizontal state, the vertical rod 35 can intercept the paint tank, when the vertical rod 35 is in a vertical state, the paint tank can continue to move under the action of a driving belt 2, and the distance between two paint tanks on the right end of the driving belt 2 is convenient to control.

Referring to fig. 1, 3 and 4, the packaging device for industrial paint comprises a filling structure, the filling structure is located at the other side of the limiting structure, the filling structure comprises a supporting frame 5, the filling structure can be fixed on the ground through the supporting frame 5, a tank body 6 is mounted in the middle of the top of the supporting frame 5, a sealing cover 7 is connected to the top of the tank body 6 in a threaded manner, industrial paint to be filled can be stored in the sealing structure formed by the two sealing structures, springs 8 are fixedly mounted on two sides of the top of the sealing cover 7, a push plate 9 is fixedly mounted at the bottom of the springs 8, the side wall of the push plate 9 is in contact with the inner wall of the tank body 6, the push plate 9 can squeeze industrial paint, an exhaust pipe 10 is mounted at one side of the top end of the sealing cover 7 and used for discharging redundant gas in the sealing cover 7, the tank body 6 is convenient to reuse.

The drain pipe is installed to the bottom of jar body 6, industry coating can discharge through the drain pipe, the below of drain pipe is equipped with the structure that opens and shuts, the structure that opens and shuts includes the fixed bolster 11 with jar body 6 fixed mounting, connecting pipe 12 is installed to the bottom of fixed bolster 11, connecting pipe 12 is located directly under the drain pipe, connecting pipe 12 is located directly over the transmission structure middle part, dwang 33 has been cup jointed in the bottom activity of fixed bolster 11, the top fixed mounting of dwang 33 has opening and closing plate 13, the top of opening and closing plate 13 and the bottom contact of drain pipe, the bottom of opening and closing plate 13 and the top contact of connecting pipe 12, the outer lane of opening and closing plate 13 is equipped with the arc play cistern, when the drain pipe is located the inboard of arc play cistern, industry coating in the drain pipe drops in the paint tank of its below through connecting pipe 12, and connecting pipe 12 is the funnel type.

The bottom of the rotating rod 33 is fixedly provided with a receiving box 17, when the liquid outlet pipe is positioned at the inner side of the arc-shaped liquid outlet groove, the receiving box 17 is positioned at the side surface of the connecting pipe 12, otherwise, the receiving box 17 is positioned below the connecting pipe 12, and can receive the coating dropped from the connecting pipe 12, so that the device is prevented from being polluted by the coating.

In order to enable the rotating rod 33 to rotate, a second rotating motor 16 is installed at the bottom of the fixed support 11, the tail end of an output shaft of the second rotating motor 16 is connected with a first gear 15 through a speed reducer, an outer ring of the rotating rod 33 is fixedly provided with a toothed ring, the first gear 15 is meshed with the toothed ring, the rotating of the second rotating motor 16 can drive the rotating rod 33 to rotate, when the rotating rod 33 rotates, the position of an arc-shaped liquid outlet groove changes, and then opening and closing of a liquid outlet pipe can be controlled, so that the device is convenient to fill.

The top fixed mounting of opening plate 13 has ventilation plug 37, ventilation sleeve 14 has been cup jointed in the outer lane activity of ventilation plug 37, ventilation sleeve 14 is connected with the bottom of jar body 6, one side of ventilation sleeve 14 is connected with the gas holder 20 gas port of placing subaerial through the pipe, the outer lane at ventilation sleeve 14 top is connected with another pipe, the middle part fixed connection at another pipe and sealed lid 7 top, the outer lane of ventilation plug 37 is equipped with the arc hole of right-angle form, when the tip in arc hole all contacts with the pipe, the compression inert gas in the gas holder 20 enters into the inner chamber of jar body 6 along the pipe, this compression gas presses push pedal 9 downwards, can extrude industrial coating.

The below that opens and shuts the structure is equipped with the promotion structure that is used for driving the paint can and remove in vertical direction, prevent that the coating from spilling at the filling in-process, promote the structure and include the hydraulic pressure pole one 18 with ground contact, the top of hydraulic pressure pole one 18 is connected with the fly leaf 19, fly leaf 19 is located the middle part of transmission structure, and the inner chamber of fly leaf 19 passes through the bellows with the air inlet of placing subaerial vacuum pump 21 and is connected, the middle part at fly leaf 19 inner chamber top is equipped with the air vent, through the setting of promotion structure, the work of vacuum pump 21 can make fly leaf 19 and paint can be connected together, the hydraulic pressure pole one 18 of being convenient for drives the paint can through fly leaf 19 and remove.

Referring to fig. 1 and 5, the packaging device for industrial paint further comprises a sealing structure, wherein the sealing structure comprises an L-shaped bracket, a turntable 27 is rotatably installed at the top end of the L-shaped bracket, a fluted disc 32 is fixedly installed on the outer ring of the turntable 27, three round holes 31 are formed in the turntable 27, a third rotating motor 28 is installed at the top of each of the two symmetrically distributed round holes 31, the tail end of an output shaft of the third rotating motor 28 is connected with a rotating block 34 through a speed reducer, the top of the rotating block 34 is contacted with the bottom of the turntable 27, a second hydraulic rod 24 is installed at the top of the turntable 27 through a connecting frame, and a pressing block 38 for pressing a paint can cover body is installed at the telescopic end of the second hydraulic rod 24;

the glue spreading structure comprises a glue tank 23 which is in contact with the ground, wherein the inner cavity of the glue tank 23 is connected with the air outlet of the air storage tank 20 through a corrugated pipe, a glue outlet of the glue tank 23 is connected with a smearing disc 29 through a rubber pipe, the smearing disc 29 is fixedly arranged below the other round hole 31, the smearing disc 29 is fixedly arranged with an L-shaped bracket, a glue outlet ring 30 is arranged on the outer ring of the smearing disc 29, and the inner cavity of the glue outlet ring 30 is connected with the inner cavity of the rubber pipe;

the storage tube 25, the storage tube 25 is used for storing the paint jar lid, the bottom of storage tube 25 and the top contact of carousel 27, and rotation motor IV 26 is installed to one side of storage tube 25 bottom, and rotation motor IV 26's output shaft end connection has gear II, and gear II meshes with fluted disc 32.

The thickness of carousel 27 is the same with the thickness of paint can lid, and the external diameter of paint can lid is the same with the internal diameter of round hole 31, and seal structure still includes the supporting seat 22 that supports the paint can, and supporting seat 22 is located the inboard of two drive belts 2, and the top of supporting seat 22 flushes with the top of drive belt 2, through seal structure's setting, can seal for the paint can.

Working principle: when the paint tank is used, the paint tank is placed on the inner sides of the two driving belts 2, the driving mechanism drives the paint tank to move, when the driving mechanism works, the three hydraulic rods 4 press the limiting plate 36 downwards until the limiting plate 36 is separated from the paint tank, the paint tank continues to move under the action of the driving belts 2, the limiting plate 36 resets to continuously intercept the paint tank, the distance between the two adjacent paint tanks is controlled, when the paint tank moves to the lower part of the connecting pipe 12, the first hydraulic rod 18 stretches, the first hydraulic rod 18 drives the top of the pushing plate 19 to contact with the bottom of the paint tank, the vacuum pump 21 works, the two hydraulic rods are fixed together, the pushing plate 19 can continuously drive the paint tank to move upwards, during filling, an arc-shaped liquid outlet groove on the opening plate 13 moves to the lower part of the liquid outlet pipe under the action of the second rotating motor 16, compressed gas in the air tank 20 enters the inner cavity of the tank body 6 through a guide pipe, the pushing plate 19 moves downwards under the action of the pressure, the industrial paint is extruded by the pushing plate 19 to fall into the paint tank along the liquid outlet pipe and the paint tank 12, after the first hydraulic rod 18 finishes filling, the first hydraulic rod 18 supports the paint tank and the paint tank to move to the sealing seat 24, and the sealing seat is continuously moved to the paint tank along with the sealing seat after the sealing of the paint tank.

The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications and the like made on the basis of the present invention to solve the substantially same technical problems and achieve the substantially same technical effects are included in the scope of the present invention.

Claims

1. The utility model provides a packing plant for industrial coating, includes drive mechanism, filling structure and seal structure, and the side of filling structure is equipped with seal structure, and the below of filling structure and seal structure is equipped with drive mechanism, its characterized in that, filling structure includes:

the device comprises a support frame (5), wherein the support frame (5) is positioned at the rear side of a transmission mechanism, a tank body (6) is arranged in the middle of the top end of the support frame (5), a sealing cover (7) is connected with the top of the tank body (6) in a threaded manner, a container for storing industrial paint is formed by the sealing cover (7) and the tank body (6), a push plate (9) for extruding the paint is connected to the top of an inner cavity of the sealing cover (7) through a spring (8), and a liquid outlet pipe is arranged at the bottom of the tank body (6);

the device comprises an opening and closing structure, wherein the opening and closing structure is positioned above a transmission mechanism and comprises a fixed support (11) connected with a tank body (6), a connecting pipe (12) positioned right below a liquid outlet pipe is arranged at the bottom of the fixed support (11), a rotating rod (33) is movably connected at the bottom of the fixed support (11), an opening and closing plate (13) is fixedly arranged at the top of the rotating rod (33), the opening and closing plate (13) is positioned at the inner side of the liquid outlet pipe and the connecting pipe (12), an arc-shaped liquid outlet groove is formed in the outer ring of the opening and closing plate (13), a ventilation plug (37) is fixedly arranged at the top of the opening and closing plate (13), a ventilation sleeve (14) is movably sleeved at the outer ring of the ventilation plug (37), the ventilation sleeve (14) is connected with the bottom of the tank body (6), one side of the ventilation sleeve (14) is connected with an air outlet of an air storage tank (20) placed on the ground through a guide pipe, another guide pipe is connected with the outer ring at the top of the ventilation sleeve (14), the other guide pipe is fixedly connected with the middle part of the top of a sealing cover (7);

the device comprises an L-shaped bracket, wherein a turntable (27) is rotatably arranged at the top end of the L-shaped bracket, a fluted disc (32) is fixedly arranged on the outer ring of the turntable (27), three round holes (31) are formed in the turntable (27), two round holes (31) are symmetrically formed, a rotating block (34) is rotatably arranged on the two symmetrically distributed round holes (31), a hydraulic rod II (24) is arranged at the top of the turntable (27) through a connecting frame, and a pressing block (38) for pressing a paint can cover body is arranged at the telescopic end of the hydraulic rod II (24);

the gluing structure comprises a gluing tank (23) which is in contact with the ground, wherein the inner cavity of the gluing tank (23) is connected with the air outlet of the air storage tank (20) through a corrugated pipe, a glue outlet of the gluing tank (23) is connected with a smearing disc (29) through a rubber pipe, the smearing disc (29) is fixedly arranged below the other round hole (31), the smearing disc (29) is fixedly arranged with the L-shaped bracket, a glue outlet ring (30) is arranged on the outer ring of the smearing disc (29), and the inner cavity of the glue outlet ring (30) is connected with the inner cavity of the rubber pipe;

and a storage tube (25), wherein the storage tube (25) is used for storing a paint can cover, and the bottom of the storage tube (25) is contacted with the top of the turntable (27).

2. A packaging device for industrial paint according to claim 1, wherein: the filling structure further comprises a pushing structure, the pushing structure comprises a first hydraulic rod (18) in contact with the ground, a pushing plate (19) is connected to the top of the first hydraulic rod (18), the pushing plate (19) is located in the middle of the transmission structure, an inner cavity of the pushing plate (19) is connected with an air inlet of a vacuum pump (21) placed on the ground through a corrugated pipe, and an air vent is formed in the middle of the top of the inner cavity of the pushing plate (19).

3. A packaging device for industrial paint according to claim 2, wherein: the transmission structure is used for transporting the paint tank that holds the coating, and the transmission structure includes two U type framves of being connected with ground, and the equal activity in top of two U type framves has cup jointed and has changeed roller (1), and two changes roller (1) and pass through drive belt (2) transmission and connect, and the surface winding of changeing roller (1) has two drive belts (2), and push plate (19) are located the inboard middle part of drive belt (2), and the top fixed mounting of a U type has one (3) of rotating motor, and the output shaft end and the middle part of changeing roller (1) of rotating motor one (3) are connected.

4. A packaging device for industrial paint according to claim 1, wherein: a second rotating motor (16) is arranged at the bottom of the fixed support, a first gear (15) is connected at the tail end of an output shaft of the second rotating motor (16), a toothed ring is fixedly arranged on the outer ring of the rotating rod (33), and the first gear (15) is meshed with the toothed ring.

5. A packaging device for industrial paint according to claim 1, wherein: and the rotating motors III (28) are arranged on two sides of the top of the turntable (27), and the tail end of an output shaft of each rotating motor III (28) is connected with the top of one end, far away from the round hole (31), of the rotating block (34).

6. A packaging device for industrial paint according to claim 1, wherein: a fourth rotating motor (26) is arranged on one side of the bottom end of the storage tube (25), the tail end of an output shaft of the fourth rotating motor (26) is connected with a second gear, and the second gear is meshed with the fluted disc (32).

7. A packaging device for industrial paint according to claim 1, wherein: the thickness of the turntable (27) is the same as that of the paint can cover, and the outer diameter of the paint can cover is the same as the inner diameter of the round hole (31).

8. A packaging device for industrial paint according to claim 3, wherein: the sealing structure further comprises a supporting seat (22) for supporting the paint tank, the supporting seat (22) is located on the inner sides of the two driving belts (2), and the top of the supporting seat (22) is flush with the top of the driving belts (2).

9. A packaging device for industrial paint according to claim 1, wherein: one side of filling structure keeping away from seal structure is equipped with the limit structure who is used for controlling adjacent two paint tank distances, and limit structure is including montant (35) that are used for supporting, and one side movable mounting that filling structure was kept away from to montant (35) has limiting plate (36), and hydraulic stem three (4) are installed at the top of montant (35), and the bottom of hydraulic stem three (4) contacts with the top of montant (35).