CN114406872A

CN114406872A - Supporting screw rust cleaning device for building

Info

Publication number: CN114406872A
Application number: CN202210059324.7A
Authority: CN
Inventors: 刘敬淋
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-04-29
Anticipated expiration: 2042-01-19
Also published as: CN114406872B

Abstract

The invention relates to a rust removing device, in particular to a rust removing device for a support screw for a building. The utility model provides a when derusting the screw rod, need not the manual work and promote the screw rod always, can use manpower sparingly support screw rod rust cleaning device for the building. The invention provides a rust removing device for a support screw rod for a building, which comprises a base, support frames, a fixing frame, a first rotating block, a rotating rod, a second rotating block and the like, wherein the support frames are connected to the left side and the right side of the top of the base, the fixing frame is connected between the support frames on the two sides, the first rotating block is rotatably connected to the support frame on the right side, the rotating rod is connected to the middle part of the right side of the first rotating block, and the second rotating block is rotatably connected to the support frame on the left side. The screw rod is placed through the fixed frame, the first rotating block and the second rotating block, after the screw rod is placed, the screw rod is fixed through the clamping mechanism, and after the screw rod is fixed, the screw rod can be derusted through the rust scraping mechanism.

Description

Supporting screw rust cleaning device for building

Technical Field

The invention relates to a rust removing device, in particular to a rust removing device for a support screw for a building.

Background

When building construction is carried out in modern society, screw rods are often used for construction, and due to the fact that the number of used screw rods is very large, besides screw rods which need to be scrapped, a large number of screw rods can be recycled after construction is finished, and rust removal is usually carried out on the screw rods in the recycling process.

Through search, the patent with the granted patent publication number of CN213004505U discloses a screw rod rust removing device, the screw rust removing device comprises a shell and a rust removing box arranged above the shell, wherein the shell is in a cuboid shape and consists of a square pipe and a panel, the square pipe forms a cuboid bracket of the shell, the panel forms a shell of the shell, a motor is connected in the middle of the top in the shell, one end of the motor is connected with a steel brush through a main shaft, the steel brush is a roller steel brush, and the steel brush rotates by taking the main shaft as a fixed point, the rust removing box is characterized in that a first through hole and a second through hole are formed in opposite positions of two sides of the rust removing box respectively, the two through holes are located at the same height, the diameter of each through hole is larger than that of the corresponding screw rod, an opening is formed in the joint of the shell and the rust removing box, the steel brush is located at the opening, the connecting line of the two through holes is abutted to the edge of the steel brush, a controller is arranged on one side of the shell, and the controller is connected with the motor. The invention can achieve the effects of simple structure, stable operation process, no need of secondary transmission and quick rust cleaning. The above patents suffer from the following disadvantages: when the screw rod is derusted, the screw rod is required to be pushed to move all the time by manpower to derust, the labor is consumed during operation, and the requirements of people cannot be met.

Therefore, a rust removing device for a support screw for a building, which can save manpower without pushing the screw all the time by manpower when removing rust from the screw, needs to be developed.

Disclosure of Invention

The invention aims to overcome the defect that manual work is needed to push the screw rod to move all the time to remove rust when the screw rod is subjected to rust removal in the above patent, and labor is consumed during operation.

In order to solve the technical problem, the invention provides a rust removing device for a support screw rod for a building, which comprises a base, support frames, a fixing frame, a first rotating block, a rotating rod, a second rotating block, a flip cover, a lifting block, a rust removing mechanism and a clamping mechanism, wherein the left side and the right side of the top of the base are both connected with the support frames, the fixing frame is connected between the support frames at the two sides, the first rotating block is rotatably connected on the support frame at the right side, the rotating rod is connected at the middle part of the right side of the first rotating block, the second rotating block is rotatably connected on the support frame at the left side, the upper part of the outer rear side of the fixing frame is hinged and connected with the flip cover, the lifting block for supporting the screw rod is connected at the left side and the right side in the fixing frame, the rust removing mechanism for removing rust is arranged between the flip cover and the fixing frame, and the clamping mechanism for fixing the screw rod is arranged between the first rotating block and the support frame.

Preferably, scrape rust mechanism including the threaded rod, first carriage, first slider, the iron brush, first spring, first guide bar and first extrusion frame, the rotary type is connected with the threaded rod between two support frame front sides, there is first carriage through threaded connection on the threaded rod, the gliding type is connected with first slider behind the first carriage, first slider can slide on flip, first slider bottom is connected with the iron brush that is used for carrying out the rust cleaning, be connected with first spring between iron brush and the first carriage, fixed frame sub-unit connection has first guide bar, first carriage and first guide bar sliding fit, the flip top is connected with the first extrusion frame that can extrude first slider removal.

Preferably, the clamping mechanism comprises a second guide rod, a clamping block, a second spring and a third guide rod, the second sliding frame, the third spring, second extrusion frame and magnet piece, first rotation piece right side is connected with four second guide bars along the even interval of circumference, the gliding style is connected with and is used for the tight piece of clamp of bolt clamp on the second guide bar, the tight piece of clamp can slide on first rotation piece, all overlap on four second guide bars and have the second spring, the second spring both ends are connected respectively on second guide bar and the tight piece of clamp, right side support frame rear side is connected with the third guide bar, the gliding style is connected with the second sliding frame on the third guide bar, it has the second extrusion frame that can extrude the tight piece removal of clamp to connect in the second sliding frame, the cover has the third spring on the third guide bar, the third spring both ends are connected respectively on second sliding frame and third guide bar, the second sliding frame front side is connected with the magnet piece.

Preferably, the front side of the first sliding frame is connected with an iron block, and the iron block can be attracted by the magnet block.

Preferably, still including being used for driving threaded rod and dwang pivoted actuating mechanism, actuating mechanism is including first mount, motor, the flat belt of belt pulley, and right side support frame rear side is connected with first mount, and the motor that is used for providing drive power is installed to first mount front side, and the output shaft and the dwang of motor are connected, all are connected with the belt pulley on dwang and the threaded rod, and the belt pulley on the dwang is less than the belt pulley on the threaded rod, around there being the flat belt between two belt pulleys.

Preferably, still including being used for blocking the mechanism with flip, blocking the mechanism including fourth guide bar, second slider, fourth spring and wedge, flip outside rear side middle part is connected with the fourth guide bar, and the gliding style of fourth guide bar is connected with the second slider, and the cover has the fourth spring on the fourth guide bar, and the fourth spring both ends are connected respectively on second slider and flip, and fixed frame outside rear side middle part is connected with the wedge that can block the second slider.

Preferably, still including the collection mechanism that is used for collecting the rust, collect the mechanism including the second mount, subtend screw rod, third slider and collect the frame, the middle part is connected with the second mount in the flip, the last rotation type of second mount is connected with subtend screw rod, the subtend screw rod left and right sides all has the third slider that can be gliding in fixed frame through threaded connection, sliding type is connected with the collection frame in the middle of the fixed frame bottom, collect the frame and can lift off, collect frame and fixed frame inside intercommunication.

Preferably, the collecting device further comprises a rotating mechanism used for assisting the collecting mechanism to operate, the rotating mechanism comprises a reel, a torsion spring, a pull rope and a pulling block, the right side of the opposite screw rod is connected with the reel, the torsion spring is connected between the reel and the second fixing frame, the pull rope is wound on the reel, and the pull rope penetrates through the front side of the fixing frame and is connected with the pulling block.

The invention has the beneficial effects that: 1. the screw rod is placed through the fixed frame, the first rotating block and the second rotating block, after the screw rod is placed, the screw rod is fixed through the clamping mechanism, after the screw rod is fixed, the screw rod can be derusted through the rust scraping mechanism, and therefore the effect of derusting the screw rod is achieved.

2. The rust scraping mechanism is driven to operate and the driving screw rod is driven to rotate through the driving mechanism, the rust scraping mechanism is not required to be operated manually and the driving screw rod is not required to rotate, so that the manual labor is more convenient to operate, and the manpower is effectively saved.

3. The scraped rust is collected through the matching of the collecting mechanism and the rotating mechanism, so that the effect of collecting the scraped rust is realized.

4. When derusting, the screw rod does not need to be rotated and moved manually to derust, so that the manual labor is simpler in operation, the labor can be saved, and the technical problem in the patent is effectively solved.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic perspective view of a second embodiment of the present invention.

Fig. 3 is a partial perspective view of the present invention.

Fig. 4 is a schematic perspective view of the rust scraping mechanism of the present invention.

Fig. 5 is a schematic perspective view of the clamping mechanism of the present invention.

Fig. 6 is a schematic perspective view of a part of the clamping mechanism of the present invention.

Fig. 7 is a schematic perspective view of the driving mechanism of the present invention.

Fig. 8 is a schematic perspective view of the jamming mechanism of the present invention.

Fig. 9 is an enlarged view of the present invention at a.

Fig. 10 is a perspective view of the collecting mechanism of the present invention.

Fig. 11 is a schematic perspective view of a portion of the collection mechanism of the present invention.

Fig. 12 is a schematic perspective view of the rotating mechanism of the present invention.

Fig. 13 is a partial perspective view of the rotating mechanism of the present invention.

The labels in the figures are: 1-base, 2-support frame, 3-fixed frame, 4-first rotating block, 5-rotating rod, 6-second rotating block, 7-flip, 8-lift block, 9-rust scraping mechanism, 91-threaded rod, 92-first sliding frame, 93-first sliding block, 94-iron brush, 95-first spring, 96-first guide rod, 97-first extrusion frame, 10-clamping mechanism, 101-second guide rod, 102-clamping block, 103-second spring, 104-third guide rod, 105-second sliding frame, 106-third spring, 107-second extrusion frame, 108-magnet block, 11-driving mechanism, 111-first fixed frame, 112-motor, 113-belt pulley, 114-belt, 12-a clamping mechanism, 121-a fourth guide rod, 122-a second slide block, 123-a fourth spring, 124-a wedge block, 13-a collecting mechanism, 131-a second fixing frame, 132-an opposite screw rod, 133-a third slide block, 134-a collecting frame, 14-a rotating mechanism, 141-a reel, 142-a torsion spring, 143-a pull rope and 144-a pulling block.

Detailed Description

The invention is further described below with reference to the figures and examples.

Example 1

A rust removing device for a support screw rod for a building is shown in figures 1-3 and comprises a base 1, a support frame 2, a fixed frame 3, a first rotating block 4, a rotating rod 5, a second rotating block 6, a turnover cover 7, a lifting block 8, a rust removing mechanism 9 and a clamping mechanism 10, wherein the left side and the right side of the top of the base 1 are both connected with the support frame 2, the fixed frame 3 is connected between the support frames 2 at the two sides, the first rotating block 4 is rotatably connected on the support frame 2 at the right side, the rotating rod 5 is connected at the middle part of the right side of the first rotating block 4, the second rotating block 6 is rotatably connected on the support frame 2 at the left side, the turnover cover 7 is hinged on the upper part of the outer rear side of the fixed frame 3, the lifting block 8 is fixedly connected on the left side and the right side in the fixed frame 3 in a welding connection mode, the lifting block 8 is used for supporting the screw rod, the rust removing mechanism 9 is arranged between the turnover cover 7 and the fixed frame 3, and the rust removing mechanism 9 is used for removing rust, a clamping mechanism 10 is arranged between the first rotating block 4 and the support frame 2, and the clamping mechanism 10 is used for fixing a screw rod.

As shown in fig. 1, 2 and 4, the rust scraping mechanism 9 includes a threaded rod 91, a first sliding frame 92, a first slider 93, an iron brush 94, a first spring 95, a first guide rod 96 and a first extrusion frame 97, the threaded rod 91 is rotatably connected between the front sides of the two support frames 2, the threaded rod 91 is connected with the first sliding frame 92 through threads, the first sliding frame 92 is movably connected with the first slider 93 at the rear side, the first slider 93 can slide on the flip 7, the iron brush 94 is connected to the bottom of the first slider 93, the iron brush 94 is used for removing rust, the first spring 95 is connected between the iron brush 94 and the first sliding frame 92, the first guide rod 96 is connected to the lower part of the fixed frame 3, the first sliding frame 92 is in sliding fit with the first guide rod 96, the first extrusion frame 97 is connected to the top of the flip 7, and the first extrusion frame 97 can extrude the first slider 93 to move.

As shown in fig. 1, 2, 5 and 6, the clamping mechanism 10 includes a second guide rod 101, a clamping block 102, a second spring 103, a third guide rod 104, a second sliding frame 105, a third spring 106, a second extrusion frame 107 and a magnet block 108, four second guide rods 101 are uniformly connected to the right side of the first rotating block 4 along the circumferential direction at intervals, the clamping block 102 is slidably connected to the second guide rods 101, the clamping block 102 is used for clamping a bolt, the clamping block 102 can slide on the first rotating block 4, the second spring 103 is sleeved on each of the four second guide rods 101, two ends of the second spring 103 are respectively connected to the second guide rods 101 and the clamping block 102, the third guide rod 104 is connected to the rear side of the right supporting frame 2, the second sliding frame 105 is slidably connected to the third guide rod 104, the second extrusion frame 107 is connected in the second sliding frame 105, the second extrusion frame 107 can extrude the clamping block 102 to move, the third guide bar 104 is sleeved with a third spring 106, two ends of the third spring 106 are respectively connected to the second sliding frame 105 and the third guide bar 104, the front side of the second sliding frame 105 is connected with a magnet block 108, the front side of the first sliding frame 92 is connected with an iron block, and the magnet block 108 can attract the iron block.

When the screw needs to be derusted, the device can be used, firstly, a user can open the turnover cover 7 and then place the screw between the middle parts of the first rotating block 4 and the second rotating block 6, when the screw is placed, the lifting block 8 can support the screw, after the placement is finished, the turnover cover 7 is closed, then, the user can twist the rotating rod 5 and the threaded rod 91 to rotate, the threaded rod 91 can drive the first sliding frame 92 to move leftwards through threads when rotating, the first sliding frame 92 can drive the first sliding block 93 to move leftwards when moving leftwards, the first sliding block 93 is extruded by the first extruding frame 97 to move downwards when moving leftwards, the first sliding block 93 drives the iron brush 94 to move downwards together when moving downwards, the first spring 95 is stretched, when the top of the first sliding block 93 is in plane contact with the bottom of the first extruding frame 97, the iron brush 94 also moves downwards to be in contact with the screw, and the first sliding frame 92 also drives the magnet block 108 to move leftwards through the iron block when moving leftwards, the magnet block 108 drives the second sliding frame 105 to move leftwards when moving leftwards, the third spring 106 is stretched, the second sliding frame 105 can drive the second extrusion frame 107 to move leftwards when moving leftwards, the second extrusion frame 107 can extrude a plurality of clamping blocks 102 to approach each other when moving leftwards, the plurality of second springs 103 are compressed, the plurality of clamping blocks 102 can clamp the screw rod after approaching each other, when the second extrusion frame 107 moves leftwards to the limit, the iron block continues to move leftwards to separate from the magnet block 108, at this time, the clamping blocks 102 abut against the second extrusion frame 107, the second extrusion frame 107 cannot reset, the rotating rod 5 rotates to drive the screw rod to rotate through the first rotating block 4 and the clamping blocks 102, the iron brush 94 also moves along the screw rod when the screw rod rotates to remove rust on the screw rod, so that the rust can be removed on the screw rod, and after the rust removal is finished, the second sliding frame 105 is pulled to reset, the clamping block 102 is reset under the action of the second spring 103, and then the screw rod after rust removal is taken out.

Example 2

On the basis of embodiment 1, as shown in fig. 1, fig. 2 and fig. 7, the portable electronic device further includes a driving mechanism 11, the driving mechanism 11 is used for driving the rotating rod 5 and the threaded rod 91 to rotate, the driving mechanism 11 includes a first fixing frame 111, a motor 112, a belt pulley 113 and a flat belt 114, the rear side of the right supporting frame 2 is connected with the first fixing frame 111, the motor 112 is installed on the front side of the first fixing frame 111, the motor 112 is used for providing driving force, an output shaft of the motor 112 is connected with the rotating rod 5, the rotating rod 5 and the threaded rod 91 are both connected with the belt pulley 113, the belt pulley 113 on the rotating rod 5 is smaller than the belt pulley 113 on the threaded rod 91, and the flat belt 114 is wound between the two belt pulleys 113.

The starting motor 112 drives the rotating rod 5 to rotate, the rotating rod 5 drives the threaded rod 91 to rotate through the belt pulley 113 and the flat belt 114 when rotating, and therefore the rotating rod 5 and the threaded rod 91 do not need to be rotated manually, and after rust removal is finished, the motor 112 is turned off.

As shown in fig. 1, 8 and 9, the flip cover fixing device further comprises a locking mechanism 12, the locking mechanism 12 is used for locking the flip cover 7, the locking mechanism 12 comprises a fourth guide rod 121, a second slider 122, a fourth spring 123 and a wedge block 124, the fourth guide rod 121 is connected to the middle of the outer rear side of the flip cover 7, the second slider 122 is connected to the fourth guide rod 121 in a sliding manner, the fourth spring 123 is sleeved on the fourth guide rod 121, two ends of the fourth spring 123 are respectively connected to the second slider 122 and the flip cover 7, the wedge block 124 is connected to the middle of the outer rear side of the fixing frame 3, and the wedge block 124 can lock the second slider 122.

When the flip cover 7 is covered, the flip cover 7 can drive the second slider 122 to move together, the second slider 122 can contact with the wedge block 124 after moving, after the second slider 122 moves to contact with the wedge block 124, the second slider 122 continues to move and is pushed by the wedge block 124 to move forward, the fourth spring 123 is stretched, when the second slider 122 moves forward to be no longer in contact with the wedge block 124, the second slider 122 resets to block the wedge block 124 under the action of the fourth spring 123, so that the flip cover 7 is fixed, when the flip cover 7 needs to be opened, the second slider 122 is pulled to move forward, and then the flip cover 7 is opened, so that the flip cover 7 can be fixed when the flip cover 7 is covered.

Example 3

On the basis of embodiment 2, as shown in fig. 1, 2, 10, 11 and 12, the iron rust cleaning device further includes a collecting mechanism 13, the collecting mechanism 13 is used for collecting iron rust, the collecting mechanism 13 includes a second fixing frame 131, an opposite screw 132, a third slider 133 and a collecting frame 134, the second fixing frame 131 is connected to the middle portion in the flip cover 7, the opposite screw 132 is rotatably connected to the second fixing frame 131, the third slider 133 is connected to both the left and right sides of the opposite screw 132 through threads, the third slider 133 can slide in the fixing frame 3, the collecting frame 134 is slidably connected to the middle of the bottom of the fixing frame 3, the collecting frame 134 can be detached, and the collecting frame 134 is communicated with the inside of the fixing frame 3.

In the rust cleaning process, the rust can fall the bottom in fixed frame 3, the back is accomplished in the rust cleaning, can twist subtend screw 132 and rotate, subtend screw 132 drives both sides third slider 133 when rotating and is close to each other, both sides third slider 133 can be with the rust of fixed frame 3 bottom toward middle promotion when being close to each other, when both sides third slider 133 is close to extremely each other, the third slider 133 of both sides just pushes away the rust to collecting frame 134 in, can pull out collecting frame 134 afterwards, will collect the inside rust of frame 134 and clear up again, so, just can collect the rust, make artifical convenience more when the operation.

As shown in fig. 1, 2, 12 and 13, the collecting device further comprises a rotating mechanism 14, the rotating mechanism 14 is used for assisting the operation of the collecting mechanism 13, the rotating mechanism 14 comprises a reel 141, a torsion spring 142, a pull rope 143 and a pulling block 144, the right side of the opposite screw 132 is connected with the reel 141, the torsion spring 142 is connected between the reel 141 and the second fixing frame 131, the pull rope 143 is wound on the reel 141, and the pull rope 143 penetrates through the front side of the fixing frame 3 and is connected with the pulling block 144.

When needs twist subtend screw 132 and rotate, can pull out pulling piece 144, when pulling piece 144 and pulling out, pulling piece 144 pulls out stay cord 143, pulling piece 144 can drive reel 141 when pulling out stay cord 143 and rotate, torsion spring 142 is compressed, reel 141 drives subtend screw 132 when rotating and rotates together, so, operation subtend screw 132 that just can be more convenient rotates, make the manual work more convenient when the operation, after pulling out stay cord 143 completely, it can to loosen stay cord 143 again.

The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A rust removing device for a support screw rod for a building comprises a base (1), support frames (2), a fixing frame (3), a first rotating block (4), a rotating rod (5), a second rotating block (6), a turnover cover (7) and lifting blocks (8), wherein the left side and the right side of the top of the base (1) are connected with the support frames (2), the fixing frame (3) is connected between the support frames (2) at the two sides, the right side support frame (2) is rotatably connected with the first rotating block (4), the middle part of the right side of the first rotating block (4) is connected with the rotating rod (5), the left side support frame (2) is rotatably connected with the second rotating block (6), the upper part of the outer rear side of the fixing frame (3) is hinged with the turnover cover (7), the left side and the right side in the fixing frame (3) are both connected with the lifting blocks (8) for supporting the screw rod, and is characterized in that a rust scraping mechanism (9) and a clamping mechanism (10), a rust scraping mechanism (9) for removing rust is arranged between the turnover cover (7) and the fixing frame (3), and a clamping mechanism (10) for fixing the screw rod is arranged between the first rotating block (4) and the support frame (2).

2. The rust removing device for the supporting screw rod of the building as claimed in claim 1, characterized in that the rust scraping mechanism (9) comprises a threaded rod (91), a first sliding frame (92), a first sliding block (93), an iron brush (94), a first spring (95), a first guide rod (96) and a first extrusion frame (97), the threaded rod (91) is rotatably connected between the front sides of the two supporting frames (2), the first sliding frame (92) is connected on the threaded rod (91) through threads, the first sliding frame (92) is movably connected on the rear side of the first sliding frame (92) with the first sliding block (93), the first sliding block (93) can slide on the flip cover (7), the iron brush (94) for removing rust is connected at the bottom of the first sliding block (93), the first spring (95) is connected between the iron brush (94) and the first sliding frame (92), the first guide rod (96) is connected at the lower part of the fixed frame (3), the first sliding frame (92) is in sliding fit with the first guide rod (96), and the top of the flip cover (7) is connected with a first extrusion frame (97) capable of extruding the first sliding block (93) to move.

3. The rust removing device for the support screw rod for the building as claimed in claim 2, wherein the clamping mechanism (10) comprises a second guide rod (101), a clamping block (102), a second spring (103), a third guide rod (104), a second sliding frame (105), a third spring (106), a second extrusion frame (107) and a magnet block (108), the right side of the first rotating block (4) is uniformly connected with four second guide rods (101) at intervals along the circumferential direction, the second guide rod (101) is slidably connected with the clamping block (102) for clamping the bolt, the clamping block (102) can slide on the first rotating block (4), the four second guide rods (101) are sleeved with the second spring (103), two ends of the second spring (103) are respectively connected to the second guide rod (101) and the clamping block (102), the rear side of the right support frame (2) is connected with the third guide rod (104), the third guide rod (104) is connected with a second sliding frame (105) in a sliding mode, a second extrusion frame (107) capable of extruding the clamping block (102) to move is connected into the second sliding frame (105), a third spring (106) is sleeved on the third guide rod (104), two ends of the third spring (106) are connected to the second sliding frame (105) and the third guide rod (104) respectively, and the front side of the second sliding frame (105) is connected with a magnet block (108).

4. The rust removing device for the support screw for the building as claimed in claim 3, wherein an iron block is connected to the front side of the first sliding frame (92), and the iron block can be attracted by the magnet block (108).

5. The rust removing device for the supporting screw rod for the building as claimed in claim 4, further comprising a driving mechanism (11) for driving the threaded rod (91) and the rotating rod (5) to rotate, wherein the driving mechanism (11) comprises a first fixing frame (111), a motor (112), a belt pulley (113) and a flat belt (114), the rear side of the right supporting frame (2) is connected with the first fixing frame (111), the motor (112) for providing driving force is installed on the front side of the first fixing frame (111), an output shaft of the motor (112) is connected with the rotating rod (5), the rotating rod (5) and the threaded rod (91) are both connected with the belt pulley (113), the belt pulley (113) on the rotating rod (5) is smaller than the belt pulley (113) on the threaded rod (91), and the flat belt (114) is wound between the two belt pulleys (113).

6. The rust removing device for the supporting screw rod of the building as claimed in claim 5, further comprising a clamping mechanism (12) for clamping the flip cover (7), wherein the clamping mechanism (12) comprises a fourth guide rod (121), a second slider (122), a fourth spring (123) and a wedge block (124), the fourth guide rod (121) is connected to the middle of the outer rear side of the flip cover (7), the second slider (122) is slidably connected to the fourth guide rod (121), the fourth spring (123) is sleeved on the fourth guide rod (121), two ends of the fourth spring (123) are respectively connected to the second slider (122) and the flip cover (7), and the wedge block (124) capable of clamping the second slider (122) is connected to the middle of the outer rear side of the fixed frame (3).

7. The rust removing device for the supporting screw rod of the building as claimed in claim 6, further comprising a collecting mechanism (13) for collecting rust, wherein the collecting mechanism (13) comprises a second fixing frame (131), an opposite screw rod (132), a third slider (133) and a collecting frame (134), the second fixing frame (131) is connected to the middle part in the flip cover (7), the second fixing frame (131) is rotatably connected to the opposite screw rod (132), the left side and the right side of the opposite screw rod (132) are both connected to the third slider (133) which can slide in the fixing frame (3) through threads, the collecting frame (134) is connected to the middle of the bottom of the fixing frame (3) in a sliding manner, the collecting frame (134) can be detached, and the collecting frame (134) is communicated with the inside of the fixing frame (3).

8. The rust removing device for the supporting screw rod of the building as claimed in claim 7, further comprising a rotating mechanism (14) for assisting the operation of the collecting mechanism (13), wherein the rotating mechanism (14) comprises a winding wheel (141), a torsion spring (142), a pulling rope (143) and a pulling block (144), the winding wheel (141) is connected to the right side of the opposite screw rod (132), the torsion spring (142) is connected between the winding wheel (141) and the second fixing frame (131), the pulling rope (143) is wound on the winding wheel (141), and the pulling block (144) is connected to the front side of the fixing frame (3) through which the pulling rope (143) passes.