CN219805041U - Water washing mechanism for steel strand hot galvanizing pretreatment assembly line - Google Patents

Abstract

The utility model relates to a water washing mechanism for a steel strand hot galvanizing pretreatment assembly line, which belongs to the technical field of steel strand hot galvanizing pretreatment, wherein a plurality of guide plates are arranged on a water washing box, two ends of each guide plate are attached to the side wall of the water washing box, the guide plates are sequentially arranged along the sliding direction of the steel strand, guide blocks are arranged on two sides of each guide plate, a water washing groove for storing water is formed between each guide block and each guide plate, a guide groove for embedding the steel strand is formed on each guide block, a water delivery assembly for delivering water towards the inside of the water washing groove is arranged on the water washing box, and water in the water washing groove overflows towards two sides of each guide plate and cleans the steel strand embedded on the guide blocks. The utility model has the effect of improving the quality of cleaning the surface of the steel strand through the water washing mechanism.

Description

Water washing mechanism for steel strand hot galvanizing pretreatment assembly line

Technical Field

The utility model relates to the technical field of steel strand hot galvanizing pretreatment, in particular to a washing mechanism for a steel strand hot galvanizing pretreatment assembly line.

Background

The galvanized steel strand is a steel product which is formed by twisting a plurality of steel wires together and has high strength, good flexibility, good stability and good reliability, and in order to improve the quality of the galvanized treatment of the steel strand, the steel strand needs to be pre-treated before the galvanized treatment of the steel strand.

The steel strand hot galvanizing pretreatment assembly line is generally adopted to carry out pretreatment on the steel strand in the prior art, and comprises an acid pickling mechanism, a washing mechanism and a plating assisting mechanism which are sequentially arranged, wherein the washing mechanism generally comprises a washing box, water for cleaning the surface of the steel strand is filled in the washing box, but in the actual use process, the water in the washing box is found to be not flowing, and the steel strand is cleaned only through the sliding of the steel strand in the washing box, so that the cleaning quality of the steel strand is lower, and the quality of hot galvanizing of the steel strand can be affected.

Disclosure of Invention

The utility model provides a washing mechanism for a steel strand hot galvanizing pretreatment assembly line, which aims to improve the quality of cleaning the surface of the steel strand through the washing mechanism.

The utility model provides a water washing mechanism for a steel strand hot galvanizing pretreatment assembly line, which adopts the following technical scheme:

the utility model provides a steel strand wires are washing mechanism for hot-galvanize pretreatment assembly line, includes the washing box, be equipped with a plurality of guide plates on the washing box, the both ends of guide plate all are laminated with the lateral wall of washing box, a plurality of the guide plate is arranged in proper order along the slip direction of steel strand wires, the both sides of guide plate all are equipped with the guide block, form the washing tank that is used for the water storage between guide block and the guide plate, set up the guide slot that is used for supplying steel strand wires gomphosis on the guide block, be equipped with the water delivery subassembly that is used for towards the water delivery in the washing tank on the washing box, be located water in the washing tank overflows and clear up the steel strand wires of gomphosis on the guide block towards the guide plate both sides.

Through adopting above-mentioned technical scheme, when the washing tank is filled with water and still water is led to towards the washing tank through the water delivery subassembly, the water in the washing tank can overflow towards the guide plate both sides and clear up the steel strand wires of gomphosis on the guide block, clear up the steel strand wires through flowing water, the reliability of carrying out abluent to the steel strand wires through washing mechanism has been promoted, the setting of a plurality of guide plates can clear up the steel strand wires a plurality of times, the cleanliness factor of clearing up the steel strand wires has been promoted; the guide block provides guidance for the sliding of the steel strand towards the plating assisting mechanism, and the sliding stability of the steel strand is improved.

Preferably, the water delivery assembly comprises a transmission pipe arranged on the water washing box, the transmission pipe is correspondingly arranged with the guide plate, one end of the transmission pipe is communicated with the water washing groove, the other end of the transmission pipe is communicated with the inner cavity of the water washing box, one end of the transmission pipe, which is far away from the water washing groove, is positioned below the guide plate, and an extracting piece for extracting water in the water washing box into the water washing groove is arranged on the transmission pipe.

Through adopting above-mentioned technical scheme, through the setting of transmission pipe for the water in the washing box can be through the water pump by the extraction to the washing inslot cyclic utilization, resources are saved.

Preferably, the water washing box is further provided with a water conveying pipe corresponding to the guide plate, the water conveying pipe is located in the water washing groove, one end of the water conveying pipe is communicated with the conveying pipe, the other end of the water conveying pipe is attached to the inner wall of the water washing groove, a plurality of water filling holes are formed in the water conveying pipe in a penetrating mode, and the water filling holes are arranged in the length direction of the water conveying pipe.

Through adopting above-mentioned technical scheme, when the raceway is filled with water in, the play water velocity of every water filling hole is the same for can have the stable water that overflows towards the washing box everywhere from the guide box, arrange the steel strand wires on the guide block promptly and all can be washd to by stable flowing water, promoted the quality of wasing the steel strand wires through washing mechanism.

Preferably, a first isolation plate is arranged between two adjacent guide plates, the first isolation plate is attached to the inner wall of the washing box, and the height of the first isolation plate is gradually increased towards the direction away from the pickling mechanism.

Through adopting above-mentioned technical scheme, through the setting of first division board, carry out abluent regional differentiation with each guide plate to the steel strand wires, because the acidity of the water that keeps away from the pickling mechanism is less than the water that is close to the pickling mechanism, therefore through the setting that the direction of keeping away from the pickling mechanism is progressively increased in proper order to the high orientation of first division board, the region flow of the water that the acidity is high can be oriented to the water that the acidity is low, but the region flow of the water that the acidity is high is difficult to be oriented to the water that the acidity is low, plays the effect of pickling.

Preferably, one end of the washing box, which is close to the pickling mechanism, is provided with a spraying assembly, the spraying assembly is positioned above the washing box, the spraying assembly is used for spraying a water curtain for blocking acid mist in the washing box, a second isolation plate is arranged between the spraying assembly and an adjacent guide plate, the second isolation plate is attached to the inner wall of the washing box, and the second isolation plate is lower than the adjacent first isolation plate.

Through adopting above-mentioned technical scheme, through the setting of spray assembly, can play the effect of locking acid mist on the one hand for acid mist that produces in the pickling mechanism is difficult for overflowing from the intercommunication department of pickling mechanism and washing box, on the other hand can preliminary wash away the sour that is located the steel strand wires surface, is convenient for follow-up treatment flow; through the setting of second division board, the regional water in guide plate place can flow to the region at spray assembly place through the second division board, but spray assembly place regional water is difficult for flowing towards the region at guide plate place, has promoted the reliability of washing the sour.

Preferably, the spraying assembly comprises a spraying box, a spraying groove communicated with the water washing box is formed in the bottom of the spraying box in a penetrating mode, two groups of drainage pieces are arranged in the spraying box and symmetrically arranged on two sides of the spraying groove, each drainage piece comprises a drainage pipe and a separation plate, the height of each separation plate is lower than that of an end plate of the spraying box in the vertical direction but higher than that of the drainage pipe, the drainage pipes and the separation plates are all attached to the inner wall of the spraying box, the drainage pipes are attached to the inner wall of the spraying groove, and water in the spraying box flows towards the water washing box along the outer wall of the drainage pipe to form a water curtain.

By adopting the technical scheme, through the arrangement of the two groups of drainage pieces, two water curtains for blocking acid mist can be formed, the reliability of blocking the acid mist is improved, the drainage tube provides guidance for water flowing towards the inside of the water washing box through the spraying groove and forming the water curtain, and the fluidity and the integrity of the formed water curtain are improved; the water in the spraying box is stored in one side of the division plate, which is away from the drainage tube, when the water level in the spraying box is higher than the height of the division plate, the water in the spraying box can flow towards the drainage tube through the division plate, when the water level between the division plate and the drainage tube is higher than the height of the drainage tube, the water flows towards the washing box under the guiding action of the drainage tube, and the stability of water supply and the integrity of a formed water curtain are improved.

Preferably, the spray assembly further comprises a water supply box, the spray box is located between the water supply box and the water washing box, water supply grooves communicated with the spray box are formed in the bottoms of the two sides of the water supply box in a penetrating mode, the water supply grooves are located on one side, deviating from the drainage tube, of the partition plate in the vertical direction, a partition plate is arranged in the water supply box, the partition plate is attached to the inner wall of the water supply box, and the partition plate is lower than the water supply box in the vertical direction.

Through adopting above-mentioned technical scheme, the water in the water supply box is stored in the partition panel back of the body and is from one side of supply tank, and when the water level in the water supply box was higher than the height of partition panel, the water in the water supply box got into the box that sprays through the supply tank, has promoted the water storage that sprays the subassembly, and the water in the water supply box flows in the box through the mode orientation that overflows, has promoted the stability of supplying water.

Preferably, the guide block is detachably connected with the water washing box, the guide box is arranged in the water washing box, the guide box comprises a placing groove for placing the guide block, and the guide block is attached to the inner wall of the placing groove.

Through adopting above-mentioned technical scheme, the guide block belongs to wearing and tearing spare in steel strand wires hot-galvanize pretreatment assembly line, is connected through the detachable of guide block and guide box, is convenient for replace the guide block of wearing and tearing, and only need put into the standing groove with the guide block for the installation of guide block can be accomplished with the inner wall laminating of standing groove to the guide block, the loading and unloading of the guide block of being convenient for.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. when the water storage tank is filled with water and the water delivery assembly is used for supplying water to the water washing tank, the water in the water washing tank overflows towards two sides of the guide plates and cleans the steel strands embedded on the guide blocks, the steel strands are cleaned by flowing water, the reliability of cleaning the steel strands by the water washing mechanism is improved, the guide plates are arranged, the steel strands can be cleaned for a plurality of times, and the cleanliness of cleaning the steel strands is improved;

2. through the setting of spray assembly, can play the effect of locking acid mist on the one hand for acid mist that produces among the pickling mechanism is difficult for excessive from the intercommunication department of pickling mechanism and washing box, on the other hand can preliminary wash away the sour that is located steel strand wires surface, the follow-up treatment flow of being convenient for.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present utility model.

FIG. 2 is a schematic view of another view of the overall structure in an embodiment of the present utility model.

FIG. 3 is a schematic view of a water washing box according to an embodiment of the present utility model.

Fig. 4 is a schematic view of a water supply cartridge according to an embodiment of the present utility model.

Fig. 5 is a schematic view of a shower box according to an embodiment of the present utility model.

Reference numerals illustrate: 1. washing the box with water; 11. wire inlet groove; 12. a wire outlet slot; 13. a deflector; 14. a guide box; 141. a guide block; 142. a guide groove; 143. a placement groove; 15. a washing tank; 16. a water pipe; 161. a water filling hole; 17. a first partition plate; 18. a second partition plate; 19. a circulation pipe; 2. a water delivery assembly; 21. a transmission tube; 3. a spray assembly; 31. a spray box; 311. a spray tank; 312. a drainage tube; 313. a partition plate; 32. a water supply box; 321. a water supply tank; 322. a partition plate; 323. a partition panel; 324. a water inlet pipe; 325. and a water outlet hole.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-5.

The embodiment of the utility model discloses a washing mechanism for a steel strand hot galvanizing pretreatment assembly line, which comprises a washing box 1, wherein one end of the washing box 1 is provided with a wire inlet groove 11 communicated with a pickling mechanism in a penetrating way, and the other end of the washing box 1 is provided with a wire outlet groove 12 communicated with a plating assisting mechanism in a penetrating way.

Referring to fig. 1, 2 and 3, three guide plates 13 are arranged on the water washing box 1, two ends of each guide plate 13 are adhered and fixed to the side wall of the water washing box 1, the three guide plates 13 are sequentially arranged along the sliding direction of the steel strands, two sides of each guide plate 13 are fixedly connected with a guide box 14, two ends of each guide box 14 are fixed to the side wall of the water washing box 1, and a water washing tank 15 for temporarily storing water is formed between each guide box 14 and each guide plate 13; the cross section of the deflector 13 is U-shaped, which improves the water storage capacity of the water washing tank 15.

Referring to fig. 1, 2 and 3, a guide block 141 is detachably connected to the guide box 14, a guide groove 142 for the steel strand to be embedded is formed in one end, far away from the guide box 14, of the guide block 141, the guide box 14 comprises a placing groove 143 for placing the guide block 141, and the guide block 141 is only required to be placed into the placing groove 143, so that the guide block 141 is attached to the inner wall of the placing groove 143, and the installation of the guide block 141 can be completed, so that the installation and the disassembly of the guide block 141 are facilitated; the guide block 141 may be made of marble or plastic, and in the embodiment of the present utility model, the guide block 141 is made of marble, and the guide block 141 provides guidance for the sliding of the steel strand toward the plating assistant mechanism, so as to improve the sliding stability of the steel strand.

Referring to fig. 2, the water delivery assembly 2 for delivering water to the inside of the washing tank 15 is arranged on the washing box 1, when the washing tank 15 is filled with water and then water is introduced to the inside of the washing tank 15, the water in the washing tank 15 overflows to the two sides of the guide plate 13 and cleans the steel strands embedded on the guide block 141, and the flowing water cleans the steel strands, so that the reliability of cleaning the steel strands by the washing mechanism is improved.

Referring to fig. 2 and 3, three water pipes 16 are provided on the water washing box 1, the three water pipes 16 are respectively located in the three water washing tanks 15, one end of each water pipe 16 is fixed with the inner wall of the water washing box 1, the other end of each water pipe 16 penetrates through the water washing box 1, a plurality of water filling holes 161 are formed in the water pipe 16 in a penetrating manner, the plurality of water filling holes 161 are arranged along the length direction of the water pipe 16, when the water pipes 16 are filled with water, the water outlet speed of each water filling hole 161 is the same, so that water which overflows towards the water washing box 1 stably can exist everywhere from the guide box 14, namely, steel strands arranged on the guide blocks 141 can be cleaned by stable flowing water, and the quality of cleaning the steel strands by the water washing mechanism is improved.

Referring to fig. 2, the water delivery assembly 2 includes three delivery pipes 21 disposed on the water washing box 1, the three delivery pipes 21 are disposed corresponding to the three guide plates 13, one end of each delivery pipe 21 is communicated with the inner cavity of the water washing box 1, the communication position between the delivery pipe 21 and the water washing box 1 is located below the guide plate 13, the other end of the delivery pipe 21 is connected and communicated with the water delivery pipe 16, and an extracting part for extracting water in the water washing box 1 into the water washing tank 15 is disposed on the delivery pipe 21.

Referring to fig. 3, a first isolation plate 17 is arranged between two adjacent guide plates 13, the first isolation plate 17 is attached to the side wall and the bottom wall of the washing box 1, and the height of the first isolation plate 17 increases gradually towards the direction away from the pickling mechanism; by arranging the first separating plates 17, the areas where the steel strands are cleaned by the guide plates 13 are separated, and it is expected that the acidity of the water in the water washing tank 15 far from the pickling mechanism is lower than that in the water washing tank 15 close to the pickling mechanism, so that the water with low acidity can flow towards the areas with high acidity, but the water with high acidity is not easy to flow towards the areas with low acidity by arranging the heights of the first separating plates 17 gradually increasing towards the direction far from the pickling mechanism, thereby playing the role of pickling.

Referring to fig. 1, 2 and 3, one end of the washing box 1, which is close to the pickling mechanism, is provided with a spraying component 3, the spraying component 3 is positioned above the washing box 1, and in the process that the steel strands move towards the plating assisting mechanism, the spraying component 3 sprays a water curtain for blocking acid mist towards the inside of the washing box 1, so that the acid mist generated in the pickling mechanism is not easy to overflow from the communication position of the pickling mechanism and the washing box 1; the second isolation plate 18 is arranged between the spray assembly 3 and the adjacent guide plate 13, the second isolation plate 18 is attached to the side wall and the bottom wall of the water washing box 1, the second isolation plate 18 is lower than the adjacent first isolation plate 17, and because the area where the spray assembly 3 is located is close to the acid washing mechanism, water in the area where the guide plate 13 is located can flow to the area where the spray assembly 3 is located through the second isolation plate 18, but the water in the area where the spray assembly 3 is located is not easy to flow towards the area where the guide plate 13 is located, and the reliability of acid washing is improved.

Referring to fig. 2 and 4, the spray assembly 3 includes a spray box 31 and a water supply box 32, the spray box 31 is located between the water supply box 32 and the water washing box 1, water supply grooves 321 for communicating with the spray box 31 are formed in the bottoms of the two sides of the water supply box 32 in a penetrating manner, two partition plates 323 and a partition plate 322 are arranged in the water supply box 32, the partition plate 323 and the partition plate 322 are fixed with the inner wall of the water supply box 32, the partition plate 322 is located in the middle of the water supply box 32, the two partition plates 323 are symmetrically arranged on the two sides of the partition plate 322, the partition plate 323 is attached to the inner wall of the water supply groove 321, the partition plate 322 is flush with the water supply box 32, and the partition plate 323 is lower than the water supply box 32; the water in the water supply box 32 is stored between the partition plate 323 and the partition plate 322, and when the water level between the partition plate 323 and the partition plate 322 is higher than the height of the partition plate 323, the water between the partition plate 323 and the partition plate 322 enters the shower box 31 through the water supply groove 321.

Referring to fig. 4, two water inlet pipes 324 are fixedly connected in the water supply box 32, the two water inlet pipes 324 are symmetrically arranged at two sides of the partition plate 322 and positioned between the partition plate 322 and the partition plate 323, one end of each water inlet pipe 324 is fixed with the inner wall of the water supply box 32, the other end of each water inlet pipe 324 penetrates through the water supply box 32, and a plurality of water outlet holes 325 are formed in each water inlet pipe 324 in a penetrating manner; when the water inlet pipe 324 is filled with water, the water outlet speed of each water outlet hole 325 is the same, and the stability of the water level rise in the water supply box 32 when water is introduced into the water supply box 32 is improved.

Referring to fig. 1, the water washing box 1 is fixedly connected with two circulation pipes 19, one ends of the two circulation pipes 19 are respectively connected and communicated with two water inlet pipes 324, the other ends of the two circulation pipes 19 penetrate through the water washing box 1, a water pump for pumping water is arranged on the circulation pipes 19, and water in the water washing box 1 is pumped to the water inlet pipes 324 by the water pump for recycling, so that resources are saved.

Referring to fig. 2 and 5, the bottom in the middle of spray box 31 runs through and has offered the spray groove 311 that is used for with washing box 1 intercommunication, be equipped with two sets of drainage pieces in the spray box 31, two sets of drainage piece symmetry set up in the both sides of spray groove 311, the drainage piece includes drainage tube 312 and division board 313, two drainage tubes 312 are laminated with the inner wall of the both sides with spray groove 311 respectively, the both ends of drainage tube 312 are fixed with the inner wall of spray box 31, through the setting of drainage tube 312, for the water that flows and form the water curtain through spray groove 311 towards washing box 1 provides the direction, the mobility and the integrality of the water curtain that have promoted the formation, the aforesaid setting can form the twice water curtain, the reliability of blocking the acid mist through the water curtain has been promoted.

Referring to fig. 5, the partition plate 313 is lower than the end plate of the spray box 31 but higher than the draft tube 312 in the vertical direction, the partition plate 313 is positioned at one end of the draft tube 312 facing away from the spray groove 311, the partition plate 313 is attached to the inner wall of the spray box 31, the partition plate 313 is lower than the end plate of the spray box 31 but higher than the draft tube 312, and the water supply groove 321 is positioned at one side of the partition plate 313 facing away from the draft tube 312 in the vertical direction.

Referring to fig. 5, when the water level in the spray box 31 is higher than the height of the partition plate 313, water in the spray box 31 flows toward the draft tube 312 through the partition plate 313 first, and when the water level between the partition plate 313 and the draft tube 312 is higher than the height of the draft tube 312, water flows toward the water wash box 1 under the guiding action of the draft tube 312.

Referring to fig. 3, in addition to the above configuration, three guide boxes 14 and paired guide blocks 141 are fixedly connected in the water washing box 1, where two guide boxes 14 are respectively disposed on two sides of the water curtain, so that the steel strands are not easy to bend and shake due to impact of the water curtain, stability of sliding of the steel strands is improved, the other guide box 14 is located at one end of the water washing box 1 close to the pickling mechanism, and the guide box 14 is disposed at the position, so that stability of sliding of the steel strands at the junction of the pickling mechanism and the water washing mechanism can be improved.

The implementation principle of the washing mechanism for the steel strand hot galvanizing pretreatment assembly line provided by the embodiment of the utility model is as follows: when the steel strand enters the washing mechanism from the acid washing mechanism and slides towards the plating assisting mechanism, the steel strand firstly slides to the lower part of the spraying assembly 3, water in the water supply box 32 enters the spraying box 31 through the water supply groove 321, and water in the spraying box 31 flows towards the washing box 1 through the spraying groove 311 to form a water curtain for blocking acid mist and carrying out primary cleaning on the surface of the steel strand.

Then the steel strand slides to the top of the guide plate 13, water in the water washing tank 15 overflows towards the guide boxes 14 on two sides of the guide plate 13, and the steel strand is further cleaned, water in the water washing tank 1 far away from the pickling mechanism flows towards the direction of the pickling mechanism under the cooperation of the first isolation plate 17 and the second isolation plate 18, but water in the water washing tank 1 near the pickling mechanism is not easy to flow towards the direction far away from the pickling mechanism.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (8)

1. The utility model provides a steel strand wires hot-galvanize pretreatment water washing mechanism for assembly line, includes washing box (1), its characterized in that: be equipped with a plurality of guide plates (13) on washing box (1), the both ends of guide plate (13) all are laminated with the lateral wall of washing box (1), a plurality of guide plate (13) are arranged in proper order along the slip direction of steel strand wires, the both sides of guide plate (13) all are equipped with guide block (141), form water washing groove (15) that are used for the water storage between guide block (141) and guide plate (13), set up guide slot (142) that are used for supplying steel strand wires gomphosis on guide block (141), be equipped with on washing box (1) and be used for towards water delivery subassembly (2) of water delivery in water washing groove (15), be located water in water washing groove (15) overflows and clear up to the steel strand wires of gomphosis on guide block (141) towards guide plate (13) both sides.

2. The water washing mechanism for a steel strand hot galvanizing pretreatment assembly line according to claim 1, wherein: the water delivery assembly (2) comprises a transmission pipe (21) arranged on the water washing box (1), the transmission pipe (21) is correspondingly arranged with the guide plate (13), one end of the transmission pipe (21) is communicated with the water washing groove (15), the other end of the transmission pipe (21) is communicated with the inner cavity of the water washing box (1), one end, far away from the water washing groove (15), of the transmission pipe (21) is located below the guide plate (13), and an extraction piece for extracting water in the water washing box (1) to the water washing groove (15) is arranged on the transmission pipe (21).

3. The water washing mechanism for steel strand hot galvanizing pretreatment assembly line according to claim 2, wherein: the water washing box (1) is further provided with a water conveying pipe (16) corresponding to the guide plate (13), the water conveying pipe (16) is located in the water washing groove (15), one end of the water conveying pipe (16) is communicated with the conveying pipe (21), the other end of the water conveying pipe (16) is attached to the inner wall of the water washing groove (15), a plurality of water filling holes (161) are formed in the water conveying pipe (16) in a penetrating mode, and the water filling holes (161) are arranged in the length direction of the water conveying pipe (16).

4. The water washing mechanism for steel strand hot galvanizing pretreatment assembly line according to claim 2, wherein: a first isolation plate (17) is arranged between two adjacent guide plates (13), the first isolation plate (17) is attached to the inner wall of the washing box (1), and the height of the first isolation plate (17) is gradually increased towards the direction away from the pickling mechanism.

5. The water washing mechanism for steel strand hot galvanizing pretreatment assembly line according to claim 4, wherein: the washing machine is characterized in that a spraying assembly (3) is arranged at one end, close to the pickling mechanism, of the washing box (1), the spraying assembly (3) is located above the washing box (1), the spraying assembly (3) is used for spraying a water curtain for blocking acid mist in the washing box (1), a second isolation plate (18) is arranged between the spraying assembly (3) and an adjacent guide plate (13), the second isolation plate (18) is attached to the inner wall of the washing box (1), and the second isolation plate (18) is lower than the adjacent first isolation plate (17).

6. The water washing mechanism for steel strand hot galvanizing pretreatment assembly line according to claim 5, wherein: the utility model provides a spray subassembly (3) is including spraying box (31), spray box (31) bottom run through offer with washing box (1) intercommunication spray groove (311), be equipped with two sets of drainage piece in spraying box (31), two sets of drainage piece symmetry sets up in the both sides of spraying groove (311), the drainage piece includes drainage tube (312) and division board (313), the height of division board (313) is less than the end plate of spraying box (31) but is higher than drainage tube (312) in vertical direction, drainage tube (312) and division board (313) all with the inner wall laminating of spraying box (31), drainage tube (312) are laminated with the inner wall of spraying groove (311), are located water in spraying box (31) is followed the outer wall of drainage tube (312) and is formed the water curtain towards the interior flow of washing box (1).

7. The water washing mechanism for steel strand hot galvanizing pretreatment assembly line according to claim 6, wherein: the utility model discloses a water supply box, spray subassembly (3) still include water supply box (32), spray box (31) are located between water supply box (32) and water washing box (1), water supply tank (321) with spray box (31) intercommunication have all been run through to the bottom of water supply box (32) both sides, water supply tank (321) are located one side that division board (313) deviate from drainage tube (312) in the vertical direction, be equipped with partition plate (323) in water supply box (32), partition plate (323) are laminated with the inner wall of water supply box (32), partition plate (323) are less than water supply box (32) in the vertical direction.

8. The water washing mechanism for a steel strand hot galvanizing pretreatment assembly line according to claim 1, wherein: the guide block (141) is detachably connected with the washing box (1), a guide box (14) is arranged in the washing box (1), the guide box (14) comprises a placing groove (143) used for placing the guide block (141), and the guide block (141) is attached to the inner wall of the placing groove (143).