CN219196623U - Anti-cracking net installation device - Google Patents

Abstract

The utility model discloses an anti-cracking net mounting device, which relates to the field of anti-cracking nets and comprises a bottom plate, wherein four universal wheels are symmetrically and fixedly arranged on the bottom side of the bottom plate, two supporting blocks are symmetrically and fixedly arranged on the bottom plate, the two supporting blocks are rotatably provided with the same winding structure, and two supporting rods are symmetrically and fixedly arranged on the top side of the bottom plate. According to the utility model, through the arrangement of the structures such as the supporting rod, the L-shaped rod and the resisting plate, one end of the anti-cracking net roll is hung on the two hanging blocks during use, the anti-cracking net roll can be propped against the wall surface through the connecting rod and the rotating shaft, so that the anti-cracking net roll is supported, a worker does not need to hold the anti-cracking net roll when brushing the wall surface, the height of the L-shaped rod can be adjusted by pushing the pushing rod, the anti-cracking net roll can be suitable for the wall surfaces with different heights, the anti-cracking net roll can be cut after being used, and the rest anti-cracking net roll can be re-hung on the two hanging blocks after being drawn again, so that the anti-cracking net roll can be put into use again.

Description

Anti-cracking net installation device

Technical Field

The utility model relates to the technical field of anti-cracking nets, in particular to an anti-cracking net mounting device.

Background

The anti-cracking net is a steel wire net used for reinforcing measures for preventing the inner wall from cracking after plastering, and is mainly woven by thin steel wires or galvanized iron wires.

In the prior art, when a worker lays an anti-cracking net on a net wall surface, the worker needs to brush the stirred material towards the anti-cracking net on one side, but the worker holds the anti-cracking net and brushes the anti-cracking net easily by hand to cause the phenomenon that the anti-cracking net deviates, repeated adjustment is needed, the construction process is influenced, and therefore, the anti-cracking net mounting device is needed to meet the demands of people.

Disclosure of Invention

The utility model aims to provide an anti-cracking net installation device, which solves the problems that in the background technology, workers hold the anti-cracking net and brush the anti-cracking net easily to slip by hands, so that the anti-cracking net is deviated, repeated adjustment is needed, and the construction process is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an anticracking net installation device, includes the bottom plate, the downside symmetry fixed mounting of bottom plate has four universal wheels, and symmetry fixed mounting has two supporting shoes on the bottom plate, rotates on two supporting shoes and installs same rolling structure, and the upside symmetry fixed mounting of bottom plate has two bracing pieces, and equal slidable mounting has lift adjustment structure on two bracing pieces, and equal fixed mounting has the fixed block on two lift adjustment structures, all rotates on two fixed blocks and installs limit structure.

Preferably, the winding structure comprises four fixing rods, two fixing rods located on the same side are fixedly arranged on one side of the same supporting block, one blocking strip is fixedly arranged on one side of the two fixing rods located on the same side, one sliding rod is slidably arranged on the two blocking strips, a pull block is fixedly arranged on one side of the two sliding rods, a mounting groove is formed in the supporting block, a stop block is movably arranged in the mounting groove and is in contact with the sleeve roller, and an anti-cracking net roll is movably sleeved on the sleeve roller.

Preferably, the sliding rod is sleeved with an auxiliary spring in a sliding manner, and two ends of the auxiliary spring are respectively and fixedly arranged on one side, close to the stop block, of the stop bar.

Preferably, the lifting adjusting structure comprises two L-shaped rods, sliding grooves are formed in the inner walls of the two L-shaped rods, the two support rods are respectively and slidably installed in the two sliding grooves, one side of each of the two support rods is fixedly provided with the same connecting rod, two hanging blocks are symmetrically and fixedly installed on the connecting rod, one end of the anti-cracking net roll is movably installed on the two hanging blocks, one side, close to each other, of each of the two support rods is fixedly provided with the same retaining plate, a rotating shaft is rotatably installed on the retaining plate, and the rotating shaft is in contact with the anti-cracking net roll.

Preferably, two vertical sliding grooves are formed in the supporting rod, fixing strips are slidably mounted in the two vertical sliding grooves, and the two fixing strips are fixedly mounted on the inner walls of the two sides of the sliding groove respectively.

Preferably, the limit structure comprises two overturning toothed plates, the two overturning toothed plates are respectively and rotatably arranged on the two fixed blocks, the two fixed blocks are respectively and fixedly arranged at the bottom sides of the two L-shaped rods, one sides of the two supporting rods are fixedly provided with fixed clamping teeth, the two fixed clamping teeth are respectively meshed with the two overturning toothed plates, one side of the two overturning toothed plates is movably provided with the same push rod, two limit rods are slidably arranged on the push rod, the two limit rods are respectively and fixedly arranged at the bottom sides of the two L-shaped rods, and the bottom sides of the two limit rods are fixedly provided with baffle plates.

Preferably, the limiting spring is sleeved on the limiting rod in a sliding manner, two ends of the limiting spring are respectively fixedly installed on one side, close to the baffle, of the push rod, the linkage groove is formed in one side of the overturning toothed plate, the linkage rod is movably installed in the linkage groove, and the linkage rod is fixedly installed on one side of the push rod.

Preferably, the fixed block is provided with a rotating hole, a fixed shaft is rotatably arranged in the rotating hole, the fixed shaft is fixedly arranged on the overturning toothed plate, a torsion spring is fixedly sleeved on the fixed shaft, one end of the torsion spring is fixedly arranged on the inner wall of the rotating hole, and the other end of the torsion spring is fixedly arranged on the fixed shaft.

The anti-cracking net roll is supported by the two hanging blocks through the support rods, the L-shaped rods, the retaining plates and the like, when the anti-cracking net roll is used, the anti-cracking net roll can be abutted against a wall surface through the connecting rods and the rotating shafts, so that a worker does not need to hold the anti-cracking net roll when brushing the wall surface, the height of the L-shaped rods can be adjusted by pushing the push rods, the anti-cracking net roll can be suitable for the wall surfaces with different heights, after the anti-cracking net roll is used, the anti-cracking net roll can be cut, and the rest anti-cracking net roll can be re-hung on the two hanging blocks for re-use.

According to the utility model, through the arrangement of the structures such as the supporting blocks, the check blocks and the sleeving rollers, when the anti-cracking net roll is used up, the pull blocks on two sides can be pulled to enable the check blocks to be far away from the sleeving rollers, so that the limit on the sleeving rollers is removed, the sleeving rollers are taken out from the mounting grooves on the supporting blocks, and a new anti-cracking net roll can be put into use again after being sleeved on the sleeving rollers again.

Drawings

Fig. 1 is a schematic structural view of an anti-cracking net installation device according to the present utility model;

FIG. 2 is a schematic structural view of a supporting block of an anti-cracking net mounting device according to the present utility model;

FIG. 3 is a schematic view of the structure of an L-shaped rod portion of an anti-cracking net mounting device according to the present utility model;

FIG. 4 is a schematic structural view of a pushrod portion of an anti-cracking net installation device according to the present utility model;

FIG. 5 is a schematic cross-sectional view of an L-shaped rod portion of an anti-cracking net mounting device according to the present utility model;

FIG. 6 is a schematic cross-sectional view of a pushrod portion of an anti-cracking net installation device according to the present utility model;

fig. 7 is a schematic structural view of a turnover toothed plate portion of an anti-cracking net mounting device according to the present utility model.

100 parts of a bottom plate, 101 parts of a universal wheel, 200 parts of a support block, 201 parts of a mounting groove, 202 parts of a fixing rod, 203 parts of a baffle bar, 204 parts of a sliding rod, 205 parts of a pull block, 206 parts of a stop block, 207 parts of a sleeve joint roller, 208 parts of an anti-cracking net roll, 209 parts of an auxiliary spring, 300 parts of a support rod, 301 parts of an L-shaped rod, 302 parts of a connecting rod, 303 parts of a hanging block, 304 parts of a bearing plate, 305 parts of a rotating shaft, 306 parts of a sliding groove, 307 parts of a vertical sliding groove, 308 parts of a fixing rod, 400 parts of a fixing block, 401 parts of a turnover toothed plate, 402 parts of a fixing clamping tooth, 403 parts of a push rod, 404 parts of a limiting rod, 405 parts of a baffle plate, 406 parts of a limiting spring, 407 parts of a fixing shaft, 408 parts of a torsion spring, 409 parts of a rotating hole, 410 parts of a linkage rod, 411 parts of a linkage groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 to 7, an anti-cracking net installation device comprises a base plate 100, four universal wheels 101 are symmetrically and fixedly installed at the bottom side of the base plate 100, two supporting blocks 200 are symmetrically and fixedly installed on the base plate 100, the same rolling structure is rotatably installed on the two supporting blocks 200, two supporting rods 300 are symmetrically and fixedly installed at the top side of the base plate 100, lifting adjusting structures are slidably installed on the two supporting rods 300, fixing blocks 400 are fixedly installed on the two lifting adjusting structures, limiting structures are rotatably installed on the two fixing blocks 400, when in use, push rods 403 are pushed upwards, the push rods 403 slide on the two limiting rods 404 and stretch the two limiting springs 406, the push rods 403 move and simultaneously drive two linkage rods 410 to slide in linkage grooves 411 on the two overturning toothed plates 401 respectively, and when the linkage rods 410 are in the same line with a fixed shaft 407 in the fixing blocks 400, the torsion spring 408 drives the turnover toothed plate 401 to turn over, the turnover toothed plate 401 rotates on the fixed shaft 407 through the rotation hole 409 to realize the turnover effect, the turnover toothed plate 401 rotates and simultaneously moves away from the fixed latch 402, at this time, the limit on the L-shaped rod 301 can be relieved, the push rod 403 is continuously pushed upwards to drive the L-shaped rod 301 to move upwards, the moving L-shaped rod 301 slides on the support rod 300 through the sliding groove 306, the L-shaped rod 301 moves and simultaneously drives the two fixed bars 308 to slide in the two vertical sliding grooves 307 on the support rod 300 respectively, the L-shaped rod 301 is further limited to avoid the offset in the moving process, the L-shaped rod 301 moves upwards to drive the connecting rod 302 to move upwards, the connecting rod 302 drives one end of the anti-cracking web roll 208 to move upwards through the two hanging blocks 303, the anti-cracking web roll 208 moves and simultaneously contacts with the rotating shaft 305 to drive the rotating shaft 305 to rotate, after the adjustment, the push rod 403 is released, the limiting spring 406 drives the movable push rod 403 to reset, the reset movable push rod 403 can extrude the overturning toothed plate 401 to overturn and reset and be meshed with the fixed clamping teeth 402 again, so that the position of the L-shaped rod 301 is limited again, the bottom plate 100 is moved to drive the anti-cracking net roll 208 to be close to the wall, the anti-cracking net roll 208 can be positioned, the installation of workers is facilitated, when the anti-cracking net roll 208 on the sleeve roller 207 is used up, the pull blocks 205 on two sides can be pulled, the pull blocks 205 can drive the sliding rod 204 to move, the moving sliding rod 204 can drive the stop blocks 206 to be separated from the mounting grooves 201 on the supporting block 200 and compress the auxiliary spring 209, at this time, the limit on the sleeve roller 207 can be removed, the sleeve roller 207 can be taken out from the mounting grooves 201, the new anti-cracking net roll 208 is sleeved, then the two ends of the sleeve roller 207 are reloaded into the two mounting grooves 201, at this time, the auxiliary spring 209 can be reset at the push stop blocks 206, the sleeve roller 207 can stop the stop and stop the sleeve roller 207, the sleeve roller 207 from being separated from the mounting groove 208, and the anti-cracking net roll is replaced.

Further, the winding structure comprises four fixing rods 202, two fixing rods 202 located on the same side are fixedly arranged on one side of the same supporting block 200, one blocking strip 203 is fixedly arranged on one side of the two fixing rods 202 located on the same side, the same sliding rod 204 is slidably arranged on the two blocking strips 203, a pull block 205 is fixedly arranged on one side of the two sliding rods 204, a mounting groove 201 is formed in the supporting block 200, a stop block 206 and a sleeve roller 207 are movably arranged in the mounting groove 201, the stop block 206 is contacted with the sleeve roller 207, an anti-cracking net roll 208 is movably sleeved on the sleeve roller 207, when the anti-cracking net roll 208 on the sleeve roller 207 is used up, the pull blocks 205 on two sides can be pulled, the pull block 205 can drive the sliding rods 204 to move, the moving sliding rods 204 can drive the stop block 206 to be separated from the mounting groove 201 on the supporting block 200 and compress an auxiliary spring 209, at the moment, the limit on the sleeve roller 207 can be released, the sleeve roller 207 can be taken out from the mounting groove 201, then the two ends of the sleeve roller 207 are movably sleeved with the sleeve roller 207, the two ends of the anti-cracking net roll 208 are movably sleeved in the sleeve roller 207, the two ends of the sleeve roller 205 are reset, the two stop blocks are reset, and the sleeve roller 207 can be prevented from being replaced, and the sleeve roller is reset, and the two stop blocks are prevented from being replaced.

Further, the sliding rod 204 is slidably sleeved with the auxiliary spring 209, two ends of the auxiliary spring 209 are respectively and fixedly installed on one side of the stop bar 203 and one side of the stop block 206, the moving sliding rod 204 can drive the stop block 206 to separate from the installation groove 201 on the supporting block 200 and compress the auxiliary spring 209, and the pull blocks 205 on two sides are loosened, so that the auxiliary spring 209 can reset when pushing the stop block 206.

Further, the lifting adjusting structure comprises two L-shaped rods 301, sliding grooves 306 are formed in the inner walls of the two L-shaped rods 301, the two supporting rods 300 are respectively and slidably installed in the two sliding grooves 306, one side of each of the two supporting rods 300 is fixedly provided with the same connecting rod 302, two hanging blocks 303 are symmetrically and fixedly installed on the connecting rod 302, one end of the anti-cracking net roll 208 is movably installed on the two hanging blocks 303, one side, close to each other, of each of the two supporting rods 300 is fixedly provided with the same retaining plate 304, a rotating shaft 305 is rotatably installed on the retaining plate 304, the rotating shaft 305 is in contact with the anti-cracking net roll 208, the moving L-shaped rods 301 can slide on the supporting rods 300 through the sliding grooves 306, and meanwhile, the two fixing strips 308 are respectively driven to slide in the two vertical sliding grooves 307 on the supporting rods 300, so that the L-shaped rods 301 are limited, the L-shaped rods 301 are prevented from being offset in moving process, the L-shaped rods 301 are upwards moved to drive the connecting rod 302 to upwards, one end of the anti-cracking net roll 208 is upwards moved through the two hanging blocks 303, the anti-cracking net roll 208 is simultaneously driven to move, and the anti-cracking net roll 208 is simultaneously, and the anti-cracking net roll 208 is conveniently positioned and is contacted with the rotating shaft 305, and the anti-cracking net roll 208 is conveniently and the rotating shaft is driven to rotate, and the anti-cracking net roll is positioned and can be conveniently and installed on the wall.

Further, two vertical sliding grooves 307 are formed in the supporting rod 300, fixing strips 308 are slidably mounted in the two vertical sliding grooves 307, the two fixing strips 308 are fixedly mounted on inner walls of two sides of the sliding groove 306 respectively, and the L-shaped rod 301 moves while driving the two fixing strips 308 to slide in the two vertical sliding grooves 307 on the supporting rod 300 respectively, so that the L-shaped rod 301 is limited from shifting in the moving process.

Further, limit structure includes two upset pinion racks 401, two upset pinion racks 401 rotate respectively and install on two fixed blocks 400, two fixed blocks 400 are fixed mounting respectively and are in the bottom side of two L type poles 301, fixed latch 402 is all fixed to one side of two bracing pieces 300, two fixed latch 402 meshes with two upset pinion racks 401 respectively, same push rod 403 is installed to one side movable mounting of two upset pinion racks 401, slidable mounting has two gag lever posts 404 on the push rod 403, two gag lever posts 404 are fixed mounting respectively in the bottom side of two L type poles 301, the bottom side of two gag lever posts 404 is all fixed mounting has baffle 405, push rod 403 upwards during the use, push rod 403 can slide on two gag lever posts 404 and stretch two spacing springs 406, the fixed axle that can drive two gangbars 410 respectively on two upset pinion racks 401 when gangbar 410 is in same line with fixed axle in the fixed block 400, torsion spring 408 can drive upset pinion racks 401 and overturn, can realize that the fixed axle that can keep away from the fixed axle 401 upwards rotates the upset, can realize the fixed axle 401 and upwards rotate the restriction of the push rod 301 when the push rod 403 upwards, the time can remove the restriction of the upward movement of the push rod 403, the upward movement of the push rod 403 is realized, simultaneously, the upward movement of the two limit spring is realized.

Further, limiting springs 406 are sleeved on the limiting rods 404 in a sliding manner, two ends of each limiting spring 406 are respectively and fixedly arranged on one side, close to the push rods 403 and the baffle 405, of each baffle plate 401, a linkage groove 411 is formed in one side of each turning toothed plate 401, a linkage rod 410 is movably arranged in each linkage groove 411, each linkage rod 410 is fixedly arranged on one side of each push rod 403, each push rod 403 is pushed upwards, each push rod 403 can slide on the two limiting rods 404 and stretch the two limiting springs 406, each push rod 403 can drive the two corresponding linkage rods 410 to slide in the corresponding linkage groove 411 on the corresponding turning toothed plate 401 while moving, and each push rod 403 is released, and at the moment, each limiting spring 406 drives the corresponding movable push rod 403 to reset.

Further, a rotation hole 409 is formed in the fixed block 400, a fixed shaft 407 is rotatably mounted in the rotation hole 409, the fixed shaft 407 is fixedly mounted on the turnover toothed plate 401, a torsion spring 408 is fixedly sleeved on the fixed shaft 407, one end of the torsion spring 408 is fixedly mounted on the inner wall of the rotation hole 409, the other end of the torsion spring 408 is fixedly mounted on the fixed shaft 407, when the linkage rod 410 and the fixed shaft 407 in the fixed block 400 are positioned on the same line, the torsion spring 408 can drive the turnover toothed plate 401 to turn over, and the turnover toothed plate 401 can rotate on the fixed shaft 407 through the rotation hole 409, so that the turnover effect is achieved.

The working principle of the utility model is as follows: when in use, the push rod 403 is pushed upwards, the push rod 403 slides on the two limit rods 404 and stretches the two limit springs 406, the push rod 403 moves and drives the two linkage rods 410 to slide in the linkage grooves 411 on the two overturning toothed plates 401 respectively, when the linkage rods 410 are positioned on the same line with the fixed shafts 407 in the fixed blocks 400, the torsion springs 408 drive the overturning toothed plates 401 to overturn, the overturning toothed plates 401 rotate on the fixed shafts 407 through the rotating holes 409 to realize the overturning effect, the overturning toothed plates 401 are far away from the fixed clamping teeth 402, at the moment, the limit on the L-shaped rods 301 can be relieved, the push rod 403 is continuously pushed upwards to drive the L-shaped rods 301 to move upwards, the moving L-shaped rods 301 slide on the support rods 300 through the sliding grooves 306, and simultaneously drive the two fixed bars 308 to slide in the two vertical sliding grooves 307 on the support rods 300 respectively, further limiting the L-shaped rod 301 from shifting in the moving process, the L-shaped rod 301 moves upwards to drive the connecting rod 302 to move upwards, so that the connecting rod 302 drives one end of the anti-cracking net roll 208 to move upwards through the two hanging blocks 303, the anti-cracking net roll 208 contacts with the rotating shaft 305 and drives the rotating shaft 305 to rotate when moving, the push rod 403 is released after adjustment, at the moment, the limiting spring 406 drives the movable push rod 403 to reset, the reset movable push rod 403 can press the overturning toothed plate 401 to reset and be meshed with the fixed clamping teeth 402 again, the position of the L-shaped rod 301 is limited again, the bottom plate 100 is moved to drive the anti-cracking net roll 208 to be close to a wall to position the anti-cracking net roll 208, the anti-cracking net roll 208 is convenient to be installed by workers, when the anti-cracking net roll 208 on the sleeve joint roller 207 is used up, the pull blocks 205 on two sides can be pulled, the pull blocks 205 can drive the sliding rod 204 to move, the moving sliding rod 204 can drive the stop block 206 to separate from the mounting groove 201 on the supporting block 200 and compress the auxiliary spring 209, at the moment, the limit on the sleeve roller 207 can be relieved, the sleeve roller 207 can be taken out from the mounting groove 201, a new anti-cracking net roll 208 is sleeved, then the two ends of the sleeve roller 207 are reinstalled into the two mounting grooves 201, the pull blocks 205 on the two sides are loosened, at the moment, the auxiliary spring 209 can reset by pushing the stop block 206, the reset stop block 206 can block and limit the sleeve roller 207 again, the sleeve roller 207 is prevented from separating, and the replacement operation of the anti-cracking net roll 208 is completed.

The above embodiments are only exemplary embodiments of the present utility model and are not intended to limit the present utility model, the scope of which is defined by the claims. Various modifications and equivalent arrangements of this utility model will occur to those skilled in the art, and are intended to be within the spirit and scope of the utility model.

Claims (8)

1. An anti-cracking net installation device, comprising a base plate (100), characterized in that: four universal wheels (101) are symmetrically and fixedly arranged on the bottom side of the bottom plate (100), two supporting blocks (200) are symmetrically and fixedly arranged on the bottom plate (100), the same winding structure is rotatably arranged on the two supporting blocks (200), two supporting rods (300) are symmetrically and fixedly arranged on the top side of the bottom plate (100), lifting adjusting structures are slidably arranged on the two supporting rods (300), fixing blocks (400) are fixedly arranged on the two lifting adjusting structures, and limiting structures are rotatably arranged on the two fixing blocks (400).

2. An anti-cracking net mounting device according to claim 1, wherein: the winding structure comprises four fixing rods (202), two fixing rods (202) located on the same side are fixedly arranged on one side of the same supporting block (200), one blocking strip (203) is fixedly arranged on one side of the two fixing rods (202) located on the same side, one sliding rod (204) is slidably arranged on the two blocking strips (203), pull blocks (205) are fixedly arranged on one side of the two sliding rods (204), mounting grooves (201) are formed in the supporting block (200), check blocks (206) are movably arranged in the mounting grooves (201) and are in contact with the sleeving rollers (207), and anti-cracking net rolls (208) are movably sleeved on the sleeving rollers (207).

3. An anti-cracking net mounting device as defined in claim 2, wherein: an auxiliary spring (209) is sleeved on the sliding rod (204) in a sliding manner, and two ends of the auxiliary spring (209) are respectively and fixedly arranged on one side, close to each other, of the stop bar (203) and the stop block (206).

4. An anti-cracking net mounting device according to claim 1, wherein: the lifting adjusting structure comprises two L-shaped rods (301), sliding grooves (306) are formed in the inner walls of the two L-shaped rods (301), two supporting rods (300) are respectively and slidably installed in the two sliding grooves (306), one side of each supporting rod (300) is fixedly provided with one connecting rod (302), two hanging blocks (303) are symmetrically and fixedly installed on the connecting rods (302), one end of each anti-cracking net roll (208) is movably installed on each hanging block (303), one side, close to each other, of each supporting rod (300) is fixedly provided with one retaining plate (304), a rotating shaft (305) is rotatably installed on each retaining plate (304), and each rotating shaft (305) is in contact with each anti-cracking net roll (208).

5. An anti-cracking net mounting device according to claim 1, wherein: two vertical sliding grooves (307) are formed in the supporting rod (300), fixing strips (308) are slidably mounted in the two vertical sliding grooves (307), and the two fixing strips (308) are fixedly mounted on the inner walls of the two sides of the sliding groove (306) respectively.

6. An anti-cracking net mounting device according to claim 1, wherein: limit structure includes two upset pinion racks (401), two upset pinion racks (401) rotate respectively and install on two fixed blocks (400), two fixed blocks (400) are fixed mounting respectively in the bottom side of two L type poles (301), fixed latch (402) are all fixed to one side of two bracing pieces (300), two fixed latch (402) mesh with two upset pinion racks (401) respectively, one side movable mounting of two upset pinion racks (401) has same push rod (403), slidable mounting has two gag lever posts (404) on push rod (403), two gag lever posts (404) are fixed mounting respectively in the bottom side of two L type poles (301), the bottom side of two gag lever posts (404) is fixed mounting baffle (405) all.

7. The anti-cracking net mounting device of claim 6, wherein: limiting springs (406) are sleeved on the limiting rods (404) in a sliding mode, two ends of each limiting spring (406) are fixedly installed on one side, close to each other, of each push rod (403) and each baffle (405), a linkage groove (411) is formed in one side of the overturning toothed plate (401), a linkage rod (410) is movably installed in each linkage groove (411), and each linkage rod (410) is fixedly installed on one side of each push rod (403).

8. An anti-cracking net mounting device according to claim 1, wherein: the fixed block (400) is provided with a rotating hole (409), the rotating hole (409) is rotationally provided with a fixed shaft (407), the fixed shaft (407) is fixedly arranged on the overturning toothed plate (401), the fixed shaft (407) is fixedly sleeved with a torsion spring (408), one end of the torsion spring (408) is fixedly arranged on the inner wall of the rotating hole (409), and the other end of the torsion spring (408) is fixedly arranged on the fixed shaft (407).

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