CN113356555B

CN113356555B - Vertical storage tank facade anticorrosion rust cleaning auxiliary device

Info

Publication number: CN113356555B
Application number: CN202110746041.5A
Authority: CN
Inventors: 姜志浩; 刘玮; 王恒; 李柔锋; 何彬
Original assignee: China Construction Third Bureau Construction Engineering Co Ltd
Current assignee: China Construction Third Bureau Green Industry Investment Co Ltd; China Construction Third Bureau Group Co Ltd
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2022-06-17
Anticipated expiration: 2041-07-01
Also published as: CN113356555A

Abstract

The invention provides an anticorrosion and rust removal auxiliary device for an outer vertical surface of a vertical storage tank, which comprises a fixing part, a supporting plate, a ladder and a containing basket, wherein the fixing part is used for being fixed on a flange short pipe at the top of the vertical storage tank, the first end of the supporting plate is rotatably connected to the fixing part so that the supporting plate can do circular motion by taking the axial lead of the flange short pipe at the top of the vertical storage tank as a rotating axis, a rotary drum is rotatably arranged on the lower side surface of the supporting plate and used for supporting the top of a guardrail at the edge of the top of the vertical storage tank, the upper end of the ladder is detachably connected to the second end of the supporting plate, a hanging part is fixedly arranged on the containing basket, and the hanging part is used for being hung on a cross rod of the ladder. Due to the adoption of the technical scheme, the invention has the advantages of simple structure and low cost; a scaffold does not need to be built in time, so that the construction period is short; the scaffold does not need to be erected in the surrounding field, the influence of the surrounding environment is small, and the use is very flexible.

Description

Vertical storage tank facade anticorrosive rust cleaning auxiliary device

Technical Field

The invention belongs to the technical field of storage tank construction, and particularly relates to an anticorrosion and rust removal auxiliary device for an outer vertical surface of a vertical storage tank.

Background

A tank is a closed container for storing liquids, solids or gases. Steel storage tanks are commonly used in industry, and are indispensable and important infrastructures in petroleum, chemical, fire-fighting and other industries, and play an important role in national economy. The storage tank corrosion prevention is used as the last important link in the storage tank installation, the corrosion prevention quality directly influences the service life of the storage tank, the operation and maintenance costs and the like, and the storage tank corrosion prevention device has a relevant effect on the function of the storage tank. The vertical storage tank is a common form of the storage tank, the vertical storage tank is mostly in a cylindrical shape, the top surface of the vertical storage tank is upwards arched to form a dome-shaped surface, an air outlet hole is formed in the middle of the top surface of the vertical storage tank, a flange short pipe is fixed to the air outlet hole, a guardrail is arranged on the edge of the top surface of the vertical storage tank, a rod piece is arranged at the top of the guardrail, and the rod piece surrounds the guardrail in a circle. The construction of each procedure of the outer vertical surface of the vertical storage tank is generally carried out by adopting a method of erecting a floor scaffold. The scaffold is high in cost and slow in construction period, the surrounding field needs to be wide enough, and the influence of environmental conditions is large.

Disclosure of Invention

Aiming at the technical problems in the prior art, the invention provides an auxiliary device for anticorrosion and rust removal of the outer vertical surface of a vertical storage tank.

The invention aims to realize the purpose through the technical scheme, the storage basket comprises a fixing part, a supporting plate, a ladder and a containing basket, wherein the fixing part is used for being fixed on a flange short pipe at the top of a vertical storage tank, the first end of the supporting plate is rotatably connected to the fixing part so that the supporting plate can do circular motion by taking the axial lead of the flange short pipe at the top of the vertical storage tank as a rotating axis, a rotary drum is rotatably arranged on the lower side surface of the supporting plate and used for being supported at the top of a guardrail at the edge of the top of the vertical storage tank, the upper end of the ladder is detachably connected to the second end of the supporting plate, and a hanging part is fixedly arranged on the containing basket and used for being hooked on a cross bar of the ladder.

Further, the fixed part includes ferrule, drum and ring, the drum sets firmly in the upper end of ferrule, the inner wall of the upper end of drum that sets firmly of ring, ferrule, drum and ring set up with the axial lead, the inner chamber of ferrule and the flange nozzle stub tight fit at vertical storage tank top, the first end of backup pad has set firmly the connecting plate, be equipped with the riser on the connecting plate, the lower extreme of riser has set firmly the diaphragm, first universal ball has set firmly on the diaphragm, steel ball on the first universal ball is contradicted in the downside of ring, diaphragm, riser projection on the horizontal plane are located the inner chamber of staple bolt outside the projection range on the horizontal plane.

Further, the pipe hoop includes two semi-circular ring-shaped semi-hoops, the both ends of semi-hoop all set firmly first engaging lug, are located the first engaging lug one-to-one on two semi-hoops, and the first engaging lug that corresponds on first engaging lug on one of them semi-hoops and the second semi-hoops passes through bolted connection, the drum includes two semi-cylinders, two the semi-cylinder is fixed respectively in the upper end of two semi-hoops, the semi-cylinder passes through the semicircle board and links to each other with semi-hoops, the both ends of semi-cylinder all are equipped with the second engaging lug, are located the second engaging lug one-to-one on two semi-cylinders, and the second engaging lug that corresponds on second engaging lug on one of them semi-cylinder and another semi-cylinder passes through bolted connection, the ring includes two semi-rings, two the semi-ring sets firmly respectively on two semi-cylinders.

Further, be equipped with the supporting shoe on the connecting plate, be equipped with first screw on the supporting shoe, first screw internal thread is screwed with first screw rod, the tip of first screw rod has set firmly the universal ball of second, the steel ball of the universal ball of second is used for contradicting the flange nozzle stub at vertical storage tank top, works as the fixed part is fixed in back on the flange nozzle stub at vertical storage tank top, the flange nozzle stub at vertical storage tank top is located ferrule, drum and ring, have the clearance that holds the diaphragm and pass through between the inward flange of ring and the flange nozzle stub at vertical storage tank top.

Further, the backup pad includes two bracing pieces, two be equipped with the peg between the bracing piece, the top of ladder is equipped with the couple, the couple is located on the peg.

Further, two all be equipped with the bar hole on the bracing piece, the both ends of peg pass two respectively all be equipped with the baffle behind the bar hole, be equipped with the pole setting on the peg, the ball seat has set firmly in the pole setting, be equipped with the bulb nest in the ball seat, be equipped with the bulb in the bulb nest, the plate body has set firmly in the backup pad, be equipped with the second screw on the plate body, the spiral shell closes in the second screw and has had the second screw rod, the one end and the bulb looks rigid coupling of second screw rod.

Further, all be equipped with vertical spout on two stands of ladder, sliding fit has the slider on the spout, the transversal T font of personally submitting of spout, two the slider is all fixed on holding the basket.

Further, hang the portion of putting including the montant, the lower extreme of montant sets firmly in the upper end that holds the frame, be equipped with dwang, stopper and drawknot piece on the montant, the dwang links to each other with the montant through the round pin axle, the first end of dwang is equipped with the bending segment downwards, the drawknot piece is located the downside of dwang, it is equipped with reset spring to draw between the second end of caking and dwang, the stopper sets firmly in one side of the bending segment of orientation of montant, the upside and the stopper of dwang are inconsistent, work as when hang the portion of putting hook is hung on the horizontal pole of ladder, the horizontal pole is located between bending segment and the montant, and the dwang supports the upside of horizontal pole.

Furthermore, the lower extreme of two stands of ladder all sets firmly the third screw rod, the spiral shell closes on the third screw rod and has been had first screw sleeve, the one end that deviates from the ladder of first screw sleeve has set firmly third universal ball, the steel ball of third universal ball is used for conflicting vertical storage tank's facade.

Furthermore, a fourth screw rod is fixedly arranged on the lower side surface of the supporting plate, a second threaded sleeve is screwed on the fourth screw rod in a screwing mode, a fourth universal ball is fixedly arranged at the lower end of the second threaded sleeve, and a steel ball of the fourth universal ball is used for abutting against the top surface of the vertical storage tank.

Due to the adoption of the technical scheme, the invention has the beneficial effects that:

when the vertical storage tank facade anticorrosion and rust removal auxiliary device provided by the invention is installed, the fixing part is fixed on the flange short pipe at the top of the vertical storage tank, then the first end of the supporting plate is rotatably connected to the fixing part, the rotary drum is supported on the guardrail at the edge of the top surface of the vertical storage tank, then the upper end of the ladder is connected to the second end of the supporting plate, and the accommodating basket is hooked on the cross rod of the ladder. When the anti-corrosion rust-removing device is used for performing anti-corrosion rust-removing operation on the outer vertical surface of the vertical storage tank, the anti-corrosion rust-removing operation is performed on the bottom of the vertical storage tank firstly, and then the operation is performed gradually upwards. A workman is located and holds the basket, uses the anticorrosive rust cleaning instrument of holding placing in the basket to do anticorrosive rust cleaning to the outer facade of vertical storage tank and handles, and this workman can step on and upwards promotes on the horizontal pole of ladder and hold the basket, will hold the basket and hang on the not horizontal pole of the co-altitude of ladder, can carry out anticorrosive rust cleaning to the outer facade of the co-altitude of vertical storage tank and handle. The other worker is positioned at the top of the storage tank and can apply a rotating force to the supporting plate, so that the supporting plate can do circular motion by taking the axial lead of the flange short pipe at the top of the vertical storage tank as a rotating axis, the containing basket can rotate to different directions of the vertical storage tank, the anticorrosive and rust-removing treatment can be performed on all the four sides of the vertical storage tank, and the comprehensive coverage of the outer vertical surface of the vertical storage tank can be realized. The invention has simple structure and low cost. The method has the advantages of no need of setting up a scaffold in time, short construction period, no need of setting up the scaffold in peripheral fields, small influence of surrounding environment and flexible use. Roll formula contact is carried out through the guardrail top at rotary drum and vertical storage tank top surface edge, can reduce the frictional force between backup pad and the guardrail, and is easier when rotating the backup pad, can also reduce the wearing and tearing to the guardrail surface.

Drawings

FIG. 1 is a right side view of the vertical storage tank outer vertical surface anticorrosion rust cleaning auxiliary device of the invention;

FIG. 2 is an enlarged view of a in FIG. 1;

FIG. 3 is an enlarged view of b in FIG. 1;

FIG. 4 is an enlarged view of c of FIG. 1;

FIG. 5 is a front view of the vertical tank outer facade anticorrosion and rust removal auxiliary device of the invention;

FIG. 6 is an enlarged view of d in FIG. 5;

FIG. 7 is an enlarged view of e in FIG. 5;

FIG. 8 is a top view of a fixing part in the vertical tank outer facade anticorrosion and rust removal auxiliary device of the invention;

FIG. 9 is a sectional view A-A of FIG. 8;

FIG. 10 is a schematic structural diagram of a hanging part in the vertical tank outer facade anticorrosion and rust removal auxiliary device.

In the figure, 1, a support plate; 2. a ladder; 3. an accommodating basket; 4. rotating the support plate; 5. a rotating drum; 6. pulling a rope; 7. a pipe hoop; 8. a cylinder; 9. a circular ring; 10. a connecting plate; 11. a vertical plate; 12. a transverse plate; 13. a first universal ball; 14. half hoops; 15. a first connecting lug; 16. a semi-cylinder; 17. a semicircular plate; 18. a second engaging lug; 19. a semicircular ring; 20. a supporting block; 21. a first screw; 22. a second ball gimbal; 23. a support bar; 24. a hanging rod; 25. hooking; 26. a strip-shaped hole; 27. a baffle plate; 28. erecting a rod; 29. a ball seat; 30. a ball head; 31. a plate body; 32. a second screw; 33. a vertical rod; 34. rotating the rod; 35. a limiting block; 36. pulling the blocks; 37. bending the section; 38. a return spring; 39. a chute; 40. a third screw; 41. a first threaded sleeve; 42. a third ball transfer unit; 43. a fourth screw; 44. a second threaded sleeve; 45. and a fourth ball transfer unit.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.

As shown in fig. 1 and 5, the present invention comprises a fixing part for fixing to a flanged stub pipe at the top of a vertical storage tank, a support plate 1, a ladder 2, and a receiving basket 3, the first end of the support plate 1 being rotatably connected to the fixing part, so that the supporting plate 1 can do circular motion by taking the axial lead of the flange short pipe at the top of the vertical storage tank as a rotating axis, the lower side surface of the supporting plate 1 is rotatably provided with a rotating drum 5, rotating support plates 4 are respectively arranged at two ends of the rotating drum 5, bearings are arranged on the rotating support plates 4, a shaft lever is arranged in the rotating drum 5, two ends of the shaft lever are respectively fixed in the two bearings, make the rotatable formula of rotary drum 5 set up the downside at backup pad 1 with this, rotary drum 5 is used for supporting at the guardrail top at vertical storage tank top edge, and the detachable connection in the second end of backup pad 1 in the upper end of ladder 2 holds the portion of hanging that has set firmly on the basket 3, hangs the portion of hanging and is used for hooking on the horizontal pole of ladder 2.

When the ladder 2 is manufactured, the length of the ladder 2 is close to the height of the storage tank, when the vertical storage tank facade anticorrosion and rust removal auxiliary device provided by the invention is installed, the fixing part is fixed on a flange short pipe at the top of the vertical storage tank, then the first end of the supporting plate 1 is rotatably connected to the fixing part, the rotary drum 5 is supported on a guardrail at the edge of the top surface of the vertical storage tank, then the upper end of the ladder 2 is connected to the second end of the supporting plate 1, and the accommodating basket 3 is hooked on a cross bar of the ladder 2. When the anti-corrosion rust-removing device is used for performing anti-corrosion rust-removing operation on the outer vertical surface of the vertical storage tank, the anti-corrosion rust-removing operation is performed on the bottom of the vertical storage tank firstly, and then the operation is performed gradually upwards. A workman is located and holds basket 3, uses the anticorrosive rust cleaning instrument of holding placing in the basket 3 to do anticorrosive rust cleaning to the outer facade of vertical storage tank and handle, and this workman can step on and upwards lift on the horizontal pole of ladder 2 and hold basket 3, will hold basket 3 and hang on the not horizontal pole of the co-altitude of ladder 2, can carry out anticorrosive rust cleaning to the outer facade of the co-altitude of vertical storage tank and handle. The other worker is positioned at the top of the storage tank and can apply rotating force to the support plate 1, so that the support plate 1 can do circular motion by taking the axial lead of the flange short pipe at the top of the vertical storage tank as a rotating axis, the containing basket 3 can be rotated to different directions of the vertical storage tank, the anticorrosive and rust-removing treatment can be performed on all the four sides of the vertical storage tank, and the comprehensive coverage of the outer vertical surface of the vertical storage tank can be realized. The invention has simple structure and low cost. The scaffold does not need to be built in time, the construction period is short, the scaffold does not need to be built in the peripheral field, the influence of the surrounding environment is small, and the use is very flexible. Roll formula contact is carried out through the guardrail top at rotary drum 5 and vertical storage tank top surface edge, can reduce the frictional force between backup pad 1 and the guardrail, and is easier when rotating backup pad 1, can also reduce the wearing and tearing to the guardrail surface.

In order to facilitate the worker to lift the containing basket 3 upward, a pull rope 6 is provided on the containing basket 3, and the containing basket 3 is conveniently lifted upward by pulling the pull rope 6.

As shown in fig. 1, fig. 2, fig. 8 and fig. 9, the fixing portion includes a pipe clamp 7, a cylinder 8 and a ring 9, the cylinder 8 is fixedly disposed at the upper end of the pipe clamp 7, the ring 9 is fixedly disposed on the inner wall of the upper end of the cylinder 8, the pipe clamp 7, the cylinder 8 and the ring 9 are disposed coaxially, an inner cavity of the pipe clamp 7 is tightly fitted with a flange short pipe at the top of the vertical storage tank, a connecting plate 10 is fixedly disposed at a first end of the supporting plate 1, a vertical plate 11 is disposed on the connecting plate 10, a horizontal plate 12 is fixedly disposed at the lower end of the vertical plate 11, a first universal ball 13 is fixedly disposed on the horizontal plate 12, a steel ball on the first universal ball 13 abuts against the lower side surface of the ring 9, and projections of the horizontal plate 12 and the vertical plate 11 on the horizontal plane are located outside the projection range of the inner cavity of the hoop on the horizontal plane. The pipe hoop 7 is hooped on the flange short pipe at the top of the vertical storage tank, so that the cylinder 8 and the circular ring 9 can be fixed on the flange short pipe at the top of the vertical storage tank, and the fixing part can be fixed on the flange short pipe at the top of the vertical storage tank. The first universal ball 13 can make circular motion on the lower side surface of the circular ring 9, so that when the support plate 1 is subjected to the rotating force provided by a worker, the support plate 1 can make circular motion by taking the axial lead of the flange short pipe at the top of the vertical storage tank as a rotating axial center. Because the inner cavity of the pipe hoop 7 is tightly matched with the flange short pipe at the top of the vertical storage tank, the projections of the transverse plate 12 and the vertical plate 11 on the horizontal plane are positioned outside the projection range of the inner cavity of the hoop on the horizontal plane, when the supporting plate 1 makes circular motion by taking the axial lead of the flange short pipe at the top of the vertical storage tank as a rotating axis, the pipe hoop 7 can not rotate, the surface of the flange short pipe can not be abraded, and the transverse plate 12 and the vertical plate 11 can not be in surface contact with the flange short pipe, so that the abrasion on the surface of the flange short pipe can be prevented.

As shown in fig. 8 and 9, the pipe clamp 7 includes two half-ring 19-shaped half-clamps 14, the two ends of the half-clamp 14 are respectively and fixedly provided with a first connecting lug 15, the first connecting lugs 15 on the two half-clamps 14 are in one-to-one correspondence, the first connecting lug 15 on one half-clamp 14 is connected with the corresponding first connecting lug 15 on the other half-clamp 14 through a bolt, the two half-clamps 14 are closed to surround the flange short pipe in the two half-clamps 14, the first connecting lugs 15 on the two half-clamps 14 are correspondingly connected through bolts, and then the two half-clamps 14 can be fixedly connected together and tightened on the flange short pipe on the top of the vertical storage tank, so that the pipe clamp 7 can be tightly fixed on the flange short pipe.

The cylinder 8 comprises two half cylinders 16, the two half cylinders 16 are respectively fixed at the upper ends of the two half hoops 14, the half cylinders 16 are connected with the half hoops 14 through half plates 17, the two ends of each half cylinder 16 are respectively provided with a second connecting lug 18, the second connecting lugs 18 on the two half cylinders 16 are in one-to-one correspondence, the second connecting lug 18 on one half cylinder 16 is connected with the corresponding second connecting lug 18 on the other half cylinder 16 through a bolt, the ring 9 comprises two half rings 19, and the two half rings 19 are respectively fixedly arranged on the two half cylinders 16. After the two half hoops 14 are oppositely fixed, the two half cylinders 16 are oppositely fixed to be the cylinders 8, the two half rings 19 are oppositely fixed to be the rings 9, the second connecting lugs 18 on the two half cylinders 16 are correspondingly connected through bolts, the two half cylinders 16 can be further connected and fixed, the structures of the cylinders 8 formed by the two half cylinders 16 are more stable, the two half cylinders 16 are not easy to open and separate, the relative positions of the two half rings 19 are also fixed, and the separation is not easy to occur.

As shown in fig. 1 and 2, a supporting block 20 is arranged on the connecting plate 10, a first screw hole is arranged on the supporting block 20, a first screw 21 is screwed in the first screw hole, a second universal ball 22 is fixedly arranged at the end of the first screw 21, a steel ball of the second universal ball 22 is used for abutting against a flange short pipe at the top of the vertical storage tank, when the fixing part is fixed on the flange short pipe at the top of the vertical storage tank, the flange short pipe at the top of the vertical storage tank is positioned in the pipe hoop 7, the cylinder 8 and the ring 9, and a gap for allowing the transverse plate 12 to pass through is arranged between the inner edge of the ring 9 and the flange short pipe at the top of the vertical storage tank. When the invention is arranged on the vertical storage tank, the pipe hoop 7, the cylinder 8 and the circular ring 9 can be firstly arranged and fixed on the flange short pipe at the top of the vertical storage tank, then the transverse plate 12 on the connecting plate 10 passes through the gap between the inner edge of the circular ring 9 and the flange short pipe on the top of the vertical storage tank downwards, the first universal ball 13 enters the cylinder 8 together with the transverse plate 12, then the supporting plate 1 is moved towards the direction of the flange short pipe far away from the top of the vertical storage tank, the supporting plate 1, the connecting plate 10, the vertical plate 11, the transverse plate 12 and the universal ball are moved towards the direction of the flange short pipe far away from the top of the vertical storage tank, so that the universal ball can move to the lower side of the circular ring 9 and is abutted against the lower side surface of the circular ring 9, and then the first screw 21 is rotated, so that the second universal ball 22 on the first screw 21 moves towards the flange short pipe at the top of the vertical storage tank along with the first screw 21 until the steel ball of the second universal ball 22 is against the surface of the flange short pipe at the top of the vertical storage tank. The first end of the supporting plate 1 can be quickly and rotatably connected to the fixing part, and the first end of the supporting plate 1 can be rotatably installed on the flange short pipe conveniently. Because the steel ball of the second universal ball 22 can be inconsistent with the surface of the flange short pipe at the top of the vertical storage tank, in the using process, the supporting plate 1 can be prevented from moving towards the direction of the flange short pipe at the top of the vertical storage tank, the transverse plate 12 and the first universal ball 13 can be prevented from moving towards the direction of the flange short pipe at the top of the vertical storage tank, and further the transverse plate 12 and the first universal ball 13 can be prevented from being separated from the gap between the inner edge of the circular ring 9 and the flange short pipe at the top of the vertical storage tank, when the first end of the supporting plate 1 can be conveniently and rotatably installed on the flange short pipe at the top of the vertical storage tank, the connection stability can be ensured, and the second end of the supporting plate 1 can not fall off from the flange short pipe at the top of the vertical storage tank.

As shown in fig. 1 and 5, the supporting plate 1 includes two supporting rods 23, the supporting rod 23 is located at the second end of the supporting plate 1, a hanging rod 24 is arranged between the two supporting rods 23, a hook 25 is arranged at the top of the ladder 2, and the hook 25 is hung on the hanging rod 24. The upper end of the ladder 2 can be connected to the second end of the supporting plate 1 by hanging the hook 25 on the hanging rod 24; and after the ladder is used, the ladder 2 can be detached from the second end of the support plate 1 only by separating the hook 25 from the hanging rod 24, and the ladder 2 can be detached from the second end of the support plate 1 conveniently.

As shown in fig. 1, 3 and 6, two support rods 23 are provided with strip-shaped holes 26, the diameter of the hanging rod 24 is matched with the width of the strip-shaped holes 26, two ends of the hanging rod 24 are respectively provided with a baffle 27 after passing through the two strip-shaped holes 26, the baffle 27 cannot pass through the strip-shaped holes 26, and the support rods 23 cannot be separated from the two strip-shaped holes 26. The hanging rod 24 is provided with a vertical rod 28, the vertical rod 28 is fixedly provided with a ball seat 29, the ball seat 29 is internally provided with a ball socket 30, the ball socket 30 is internally provided with a ball head 30, the supporting plate 1 is fixedly provided with a plate body 31, the plate body 31 is provided with a second screw hole, a second screw rod 32 is screwed in the second screw hole, one end of the second screw rod 32 is fixedly connected with the ball head 30, and the ball head 30 can rotate in the ball socket 30 so that the second screw rod 32 can rotate relative to the ball head 30. At second screw internal rotation second screw 32, second screw 32 can remove in the second screw, and then enables peg 24 and move towards or the first end that deviates from backup pad 1 in two bar holes 26, and then can adjust ladder 2 and hold the distance between basket 3 and the outer facade of vertical storage tank, can will hold the distance adjustment between basket 3 and the outer facade of vertical storage tank and make the distance of anticorrosive rust cleaning operation for the workman for the convenience, and it is very nimble to use.

As shown in fig. 5, two vertical sliding grooves 39 are provided on two vertical posts of the ladder 2, sliding blocks are slidably fitted in the sliding grooves 39, the cross section of the sliding groove 39 is T-shaped, and the two sliding blocks are fixed on the accommodating basket 3. When the receiving basket 3 is lifted up, the receiving basket 3 can slide upward along the ladder 2, so that the ladder 2 does not swing away from the ladder 2, and the receiving basket 3 is lifted up more easily.

As shown in fig. 4, 7 and 10, the hanging portion includes a vertical rod 33, a lower end of the vertical rod 33 is fixedly disposed at an upper end of the accommodating frame, a rotating rod 34, a limiting block 35 and a pulling block 36 are disposed on the vertical rod 33, the rotating rod 34 is horizontally disposed, the rotating rod 34 is connected to the vertical rod 33 through a pin, a first end of the rotating rod 34 is downwardly provided with a bending section 37, the pulling block 36 is disposed at a lower side of the rotating rod 34, a return spring 38 is disposed between the pulling block 36 and a second end of the rotating rod 34, the limiting block 35 is fixedly disposed at a side of the vertical rod 33 facing the bending section 37, an upper side of the rotating rod 34 abuts against the limiting block 35, the limiting block 35 can block an upper side of a portion of the rotating rod 34, which is located at a side of the pin near the bending section 37, so that a portion of the rotating rod 34, which is located at a side of the pin near the bending section 37, can only rotate downwardly, but cannot rotate upwardly. When the hanging part is hooked on the crossbar of the ladder 2, the crossbar is located between the bent section 37 and the vertical bar 33, and the rotating rod 34 is supported on the upper side of the crossbar. When the workman upwards lifted and held basket 3, the workman can directly follow ladder 2 upwards to the pulling and hold

basket

3, 3 upwards moving in-process holding basket, the part that is located the round pin axle of dwang 34 near bending section 37 one side can contact with the horizontal pole of ladder 2, the part that is located the round pin axle near bending section 37 one side of dwang 34 contacts the back with the horizontal pole of ladder 2, the part that is located the round pin axle of dwang 34 near bending section 37 one side can rotate downwards, reset spring 38 is tensile, make dwang 34 can play the dodge effect to the horizontal pole, be the horizontal pole that dwang 34 can upwards pass through ladder 2 smoothly, behind the horizontal pole of dwang 34 through ladder 2, under reset spring 38's reset effect, dwang 34 can resume to the horizontality. After a certain horizontal rod and the dwang 34 of upwards passing ladder 2 resume to the horizontality when dwang 34, the messenger holds basket 3 and moves a small distance downwards, and dwang 34 can support on this horizontal rod, and this horizontal rod can be located between kink 37 and montant 33, and under the limiting displacement of stopper 35, the part that is located the round pin axle of dwang 34 and is close to kink 37 one side can not upwards rotate. The lifting and hanging of the containing basket 3 is now completed. The containing basket 3 is directly pulled upwards along the ladder 2, so that the hanging part can be separated from a cross bar of the ladder 2 and hung on the cross bar on the backrest, and the containing basket 3 is very convenient to lift and hang. When the accommodating basket 3 slides upwards on the ladder 2 through the matching of the sliding grooves 39 and the sliding blocks, the distance between the accommodating basket 3 and the ladder 2 cannot be changed, and the accommodating basket 3 can be conveniently lifted and hung under the condition that the distance between the accommodating basket 3 and the ladder 2 cannot be changed.

As shown in fig. 1, the lower ends of two vertical columns of the ladder 2 are fixedly provided with third screw rods 40, the third screw rods 40 are screwed with first threaded sleeves 41, one ends of the first threaded sleeves 41 departing from the ladder 2 are fixedly provided with third universal balls 42, and steel balls of the third universal balls 42 are used for abutting against the outer vertical surfaces of the vertical storage tanks. The first threaded sleeve 41 can be rotated on the third screw 40, so that the first threaded sleeve 41 moves towards the vertical storage tank, the steel ball of a third universal employer is abutted against the outer vertical surface of the vertical storage tank, the lower end of the ladder 2 can move for a certain distance in the direction away from the vertical storage tank, the distance from the lower end of the ladder 2 to the outer vertical surface of the vertical storage tank is larger than the distance from the upper end of the ladder 2 to the outer vertical surface of the vertical storage tank, and even if the ladder 2 is in an inclined state, the vertical storage tank can form a supporting force for the lower end of the ladder 2 through the third universal ball 42, the first threaded sleeve 41 and the third screw 40, so that the ladder 2 is not easy to swing in the use process, and the safety of the invention is high.

As shown in fig. 1 and 5, a fourth screw 43 is fixedly arranged on the lower side surface of the support plate 1, a second threaded sleeve 44 is screwed on the fourth screw 43, a fourth universal ball 45 is fixedly arranged at the lower end of the second threaded sleeve 44, and a steel ball of the fourth universal ball 45 is used for abutting against the top surface of the vertical storage tank. The second threaded sleeve 44 can be rotated on the fourth screw 43, so that the lower end of the second threaded sleeve 44 moves downwards, and the fourth universal ball 45 abuts against the top surface of the vertical storage tank, at this time, not only can the guardrail at the edge of the top surface of the vertical storage tank support the support plate 1, but also the fourth screw 43, the second threaded sleeve 44 and the fourth universal ball 45 can support the support plate 1 together, so that the support stability of the support plate 1 can be improved, and the safety of the invention can be improved.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structures made by using the contents of the present specification and the drawings can be directly or indirectly applied to other related technical fields, and are within the scope of the present invention.

Claims

1. The utility model provides an anticorrosive rust cleaning auxiliary device of vertical storage tank facade which characterized in that: including fixed part, backup pad, ladder and holding the basket, the fixed part is used for being fixed in on the flange nozzle stub at vertical storage tank top, the rotatable formula of first end of backup pad is connected in the fixed part to make the backup pad can use the axial lead of the flange nozzle stub at vertical storage tank top to be circular motion as rotating the axle center, the rotatable formula of downside of backup pad is provided with the rotary drum, the rotary drum is used for supporting at the guardrail top at vertical storage tank top edge, the detachable connection in the second end of backup pad in the upper end of ladder, it has set firmly the portion of hanging on the basket to hold, the portion of hanging is used for hooking on the horizontal pole of ladder, the fixed part includes ferrule, drum and ring, the drum sets firmly in the upper end of ferrule, the inner wall of ring sets firmly on the inner wall of upper end of drum, the coaxial setting of ferrule, drum and ring, the inner chamber of ferrule and the flange nozzle stub tight fit at vertical storage tank top, the first end of backup pad has set firmly the connecting plate, be equipped with the riser on the connecting plate, the lower extreme of riser has set firmly the diaphragm, set firmly first universal ball on the diaphragm, the steel ball on the first universal ball is contradicted in the downside of ring, diaphragm, riser projection on the horizontal plane are located outside the projection scope of the inner chamber of staple bolt on the horizontal plane.

2. The vertical storage tank facade anticorrosion and rust removal auxiliary device of claim 1, characterized in that: the pipe hoop includes two semi-circular ring-shaped semi-hoops, the both ends of semi-hoop all set firmly first engaging lug, are located the first engaging lug one-to-one on two semi-hoops, and the first engaging lug that corresponds on first engaging lug on one of them semi-hoop and the second semi-hoop passes through bolted connection, the drum includes two semi-cylinders, two the semi-cylinder is fixed respectively in the upper end of two semi-hoops, the semi-cylinder passes through the semicircle board and links to each other with semi-hoop, the both ends of semi-cylinder all are equipped with the second engaging lug, are located the second engaging lug one-to-one on two semi-cylinders, and the second engaging lug that corresponds on second engaging lug on one of them semi-cylinder and another semi-cylinder passes through bolted connection, the ring includes two semicircle rings, two the semicircle ring sets firmly respectively on two semi-cylinders.

3. An anticorrosive rust removal auxiliary device of vertical storage tank facade of claim 1, characterized by: the connecting plate is provided with a supporting block, the supporting block is provided with a first screw hole, a first screw rod is screwed in the first screw hole, the end part of the first screw rod is fixedly provided with a second universal ball, a steel ball of the second universal ball is used for abutting against a flange short pipe at the top of the vertical storage tank, when the fixing part is fixed on the flange short pipe at the top of the vertical storage tank, the flange short pipe at the top of the vertical storage tank is positioned in a pipe hoop, a cylinder and a circular ring, and a gap for allowing the transverse plate to pass through is formed between the inner edge of the circular ring and the flange short pipe at the top of the vertical storage tank.

4. An anticorrosive rust removal auxiliary device of vertical storage tank facade of claim 1, characterized by: the support plate comprises two support rods, a hanging rod is arranged between the two support rods, a hook is arranged at the top of the ladder, and the hook is arranged on the hanging rod.

5. An anticorrosive rust removal auxiliary device of vertical storage tank facade of claim 4, characterized by: two all be equipped with the bar hole on the bracing piece, the both ends of peg pass two respectively all be equipped with the baffle behind the bar hole, be equipped with the pole setting on the peg, the ball seat has set firmly in the pole setting, be equipped with the bulb nest in the ball seat, be equipped with the bulb in the bulb nest, the plate body has set firmly in the backup pad, be equipped with the second screw on the plate body, the spiral shell is internal to be screwed there is the second screw rod, the one end and the bulb looks rigid coupling of second screw rod.

6. An anticorrosive rust removal auxiliary device of vertical storage tank facade of claim 1, characterized by: all be equipped with vertical spout on two stands of ladder, sliding fit has the slider on the spout, the transversal T font of personally submitting of spout, two the slider is all fixed on holding the basket.

7. The vertical storage tank outer vertical surface anticorrosion and rust removal auxiliary device as claimed in any one of claims 1-6, wherein: hang the portion of putting and include the montant, the lower extreme of montant sets firmly in the upper end that holds the frame, be equipped with dwang, stopper and drawknot piece on the montant, the dwang links to each other with the montant through the round pin axle, the first end of dwang is equipped with the bending segment downwards, the drawknot piece is located the downside of dwang, it is equipped with reset spring to draw between the second end of caking and dwang, the stopper sets firmly in one side of the orientation bending segment of montant, the upside and the stopper of dwang are inconsistent, work as when the hook of the portion of hanging is hung on the horizontal pole of ladder, the horizontal pole is located between bending segment and the montant, and the dwang supports the upside of horizontal pole.

8. An anticorrosive rust removal auxiliary device of vertical storage tank facade of claim 1, characterized by: the lower extreme of two stands of ladder all sets firmly the third screw rod, the spiral shell closes on the third screw rod and has been equipped with first screw sleeve, the one end that deviates from the ladder of first screw sleeve has set firmly the universal ball of third, the steel ball of the universal ball of third is used for contradicting the facade of vertical storage tank.

9. An anticorrosive rust removal auxiliary device of vertical storage tank facade of claim 1, characterized by: the downside of backup pad has set firmly the fourth screw rod, the spiral shell has been closed on the fourth screw rod and has been had second screw sleeve, the lower extreme of second screw sleeve has set firmly fourth universal ball, the steel ball of fourth universal ball is used for contradicting the top surface of vertical storage tank.