CN212641343U

CN212641343U - Baffle fixing device for hydraulic engineering

Info

Publication number: CN212641343U
Application number: CN202020958514.9U
Authority: CN
Inventors: 孙中宏; 花春奎; 姚纳新; 张家萌
Original assignee: Shandong Huaihai Engineering Construction Supervision Co ltd
Current assignee: Shandong Huaihai Engineering Construction Supervision Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-03-02
Anticipated expiration: 2030-05-28

Abstract

The utility model relates to a baffle fixing device for hydraulic engineering, including placing at subaerial bottom plate, the bottom plate upper surface seted up run through to the rotation groove of one of them lateral wall of bottom plate, it is connected with spacing frame through the pivot to rotate the inslot, set up the spacing groove that is used for placing the baffle on the spacing frame, spacing frame both ends are rotated and are connected rotate the inslot, it is connected with a plurality of bracing pieces, a plurality of to rotate on the bottom plate the bracing piece can rotate and rotate plane perpendicular to baffle place plane, a plurality of on the vertical direction the joint subassembly of connecting useful joint baffle up end is rotated to bracing piece one end. The utility model discloses but have adjustable baffle inclination, prevent that the baffle from being washed away by the water-washed effect.

Description

Baffle fixing device for hydraulic engineering

Technical Field

The utility model belongs to the technical field of the technique of flood control baffle and specifically relates to a baffle fixing device for hydraulic engineering is related to.

Background

Water conservancy is a meaning that has the effects of removing harm and benefiting flood control, irrigation, shipping and the like, new contents such as water and soil conservation, water resource protection, environmental water conservancy, water conservancy and fishery and the like are added in water conservancy later, various measures are taken for controlling and allocating water and water areas in the nature to prevent and control flood and drought disasters and develop, utilize and protect water resources in order to meet the needs of survival and development of human society, a knowledge system for researching the technical theory and method of activities and objects thereof is called hydrology science, and an engineering built for controlling and allocating surface water and underground water in the nature to achieve the purposes of removing harm and benefiting benefit is called hydraulic engineering.

Chinese patent publication No. CN210066635U discloses a flood control device for hydraulic engineering, and relates to the technical field of hydraulic flood control. This flood control baffle for hydraulic engineering, including first baffle, the left and right sides joint of first baffle has the second baffle, the positive fixedly connected with spreader of first baffle, and the one end that first baffle was kept away from to the spreader articulates there is the bracing piece, and the one end that the spreader was kept away from to the bracing piece articulates there is the spliced pole. This flood control baffle for hydraulic engineering, through rotating L type rocker, make the rotation axis rotate, then the screw thread piece above the drive screw thread rotates, make two screw thread pieces remove to the center of rotation axis, the side connecting rod can move to the horizontality under the effect of first fixed column, then the push rod can remove to both sides under the effect of second fixed column, promote the second baffle simultaneously and remove to both sides, go into the both sides recess until the card, then press downwards and make whole flood control baffle press into subaerial recess, make the rainwater can not flow into the protected region, convenient and fast.

The above prior art solutions have the following drawbacks: the device is at the in-process that uses, and baffle, bracing piece and ground constitute a triangle-shaped, realize the baffle fixed on ground, because bracing piece length is certain, so the device can not adjust baffle inclination, makes this fixing device holistic stability relatively poor, nevertheless when rivers are too big, causes the device to be washed away by rivers very easily, leads to the baffle to play due effect.

Therefore, a new baffle fixing device is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, one of the purposes of the utility model is to provide a baffle fixing device for hydraulic engineering.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a baffle fixing device for hydraulic engineering, is including placing subaerial bottom plate, the bottom plate upper surface seted up run through to the rotation groove of one of them lateral wall of bottom plate, it is connected with spacing frame through the pivot to rotate the inslot, set up the spacing groove that is used for placing the baffle on the spacing frame, spacing frame both ends are rotated and are connected rotate the inslot, it is connected with a plurality of telescopic bracing pieces to rotate on the bottom plate, and is a plurality of the bracing piece can rotate and rotate plane perpendicular to baffle place plane, a plurality of in vertical direction bracing piece one end is rotated and is connected the joint subassembly that has joint baffle up end.

Through adopting above-mentioned technical scheme, shift the assigned position that needs the manger plate with the bottom plate, place the baffle lower extreme at the spacing inslot, the upper end is fixed through the joint subassembly, makes the baffle rotate in vertical direction through adjusting bracing piece length to adjust the inclination of baffle, so that make the baffle properly incline as required, satisfy different rivers requirements.

The present invention may be further configured in a preferred embodiment as: the joint subassembly is including fixing the connecting block of bracing piece tip, the level is fixed with the location axle on the connecting block, it is connected with the turning block to rotate on the location axle, turning block pivoted plane is on a parallel with the bracing piece rotates the plane, the turning block is kept away from the terminal surface of bracing piece is fixed with the joint frame that is "U" shape, joint frame lateral wall is fixed on the turning block, the baffle upper end is located in the joint frame.

Through adopting above-mentioned technical scheme, the baffle lower extreme is located the spacing inslot, and the upper end is located the joint frame, realizes the location of baffle, can satisfy the demand of different thickness baffles simultaneously.

The present invention may be further configured in a preferred embodiment as: the bracing piece is connected including rotating on the bottom plate and inside hollow rotating cylinder, fix solid fixed cylinder on the connecting block, rotate and connect the connecting cylinder of solid fixed cylinder and rotating cylinder, the joint groove has been seted up to the connecting cylinder outer wall, gu the fixed cylinder cup joints the outer just tip joint of connecting cylinder is in the joint inslot prevents the connecting cylinder is followed gu the fixed cylinder axial motion, the connecting cylinder other end is worn to establish in the rotating cylinder, set up positioning mechanism on the rotating cylinder, positioning mechanism can make the connecting cylinder is in different position location in the rotating cylinder, thereby adjust bracing piece length.

Through adopting above-mentioned technical scheme, the connecting cylinder can rotate for a fixed cylinder and a rotating cylinder, and the connecting cylinder can slide along the rotating cylinder axial in the rotating cylinder to realize the location of connecting cylinder in the rotating cylinder through positioning mechanism, thereby realize the purpose of adjusting the length of bracing piece, and then the angle of adjusting the baffle slope.

The present invention may be further configured in a preferred embodiment as: positioning mechanism is including seting up the rotor lateral wall just runs through the groove of sliding of rotor lateral wall, the groove of sliding is on a parallel with the rotor axis is located the connecting cylinder end fixing in the rotor has the joint of sliding to be in the sliding block in the groove of sliding, positioning mechanism is still including seting up the rotor lateral wall just runs through the constant head tank of rotor lateral wall, the constant head tank perpendicular to the sliding groove just with the sliding groove intercommunication is used for the joint the sliding block.

Through adopting above-mentioned technical scheme, the sliding block slides along the rotor barrel axial in the groove that slides to adjust the bracing piece length, slide to the assigned position when the sliding block, rotate the connecting cylinder and make the sliding block joint in the constant head tank, the restriction sliding block is along rotor barrel axial motion, realizes the regulation of bracing piece length.

The present invention may be further configured in a preferred embodiment as: the rotating block is provided with a limiting part for preventing the rotating block from rotating, and the limiting part is a limiting nut which is in threaded connection with two ends of the positioning shaft.

Through adopting above-mentioned technical scheme, rotate stop nut, make stop nut with turning block lateral wall butt prevents the location axle from rotating through the frictional force effect to realize the location of joint frame.

The present invention may be further configured in a preferred embodiment as: the upper surface of the bottom plate is provided with a fixing mechanism for preventing the baffle from separating from the limiting frame, the fixing mechanism comprises a fixing groove which is arranged on the upper surface of the bottom plate and is parallel to the limiting groove, a fixing screw is vertically fixed at the central position of the fixing groove, a limiting ring and a thrust nut which is in threaded connection with the screw and pushes the limiting ring to move downwards are sleeved on the fixing screw, the two sides of the limiting ring are rotatably connected with a thrust rod which can rotate in the vertical direction, one end of the thrust rod is rotatably connected with the limiting ring, the other end of the thrust rod is rotatably connected with a thrust block positioned in the limiting groove, the two ends of the limiting groove are provided with mounting grooves which are communicated with the limiting groove and the fixing groove and are perpendicular to the fixing groove, a limiting spring is fixed in the mounting grooves, one end of the limiting spring is, the fixed block with set up the inclined plane of mutual butt on the thrust piece, work as the thrust piece orientation is kept away from the set screw direction motion promotes the fixed block and baffle butt.

Through adopting above-mentioned technical scheme, rotate the thrust nut, make the thrust nut drive spacing ring downstream, the distance rod rotates and makes the thrust piece slide in the constant head tank, and under the effect on inclined plane, the thrust piece promotes the fixed block and moves in the mounting groove and with baffle surface butt, makes the baffle lower extreme fix in the spacing inslot.

The present invention may be further configured in a preferred embodiment as: the utility model discloses a rotation-proof mechanism, including installation piece lateral wall, rotation axis, rotation section of thick bamboo, bottom plate upper surface is fixed with a plurality of installation pieces that are parallel to each other, and is double-phase adjacent it is connected with the axis of rotation to rotate between the installation piece, the axis of rotation runs through the installation piece just is equipped with on the installation piece outer wall and prevents that pivot pivoted from changeing the mechanism, it fixes to rotate a section of thick bamboo vertical fixation in the axis of rotation, prevent changeing the mechanism including seting up installation piece lateral wall and with the coaxial anti-rotating groove of axis of rotation, first tooth's socket has been seted up in the axis of rotation, the second tooth's socket.

Through adopting above-mentioned technical scheme, a rotating cylinder rotates suitable angle, places the ring gear in rotating the inslot, and the ring gear prevents that the axis of rotation from rotating with first tooth's socket and second tooth's socket meshing respectively.

The present invention may be further configured in a preferred embodiment as: the bottom plate inclines downwards from one side far away from the rotating groove to one side of the rotating groove.

Through adopting above-mentioned technical scheme, the bottom plate upper surface slope sets up the weight that has increased the bottom plate on the one hand, and the bottom plate of being convenient for is fixed, increases the stability of structure, prevents simultaneously that the water that gets into on the bottom plate moves towards the direction perpendicular with the baffle.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the lower end of the baffle is placed in the limiting groove, the upper end of the baffle is fixed through the clamping component, the connecting cylinder slides in the rotating cylinder, so that the length of the supporting rod is adjusted, the sliding block is clamped in the positioning groove through rotating the connecting cylinder, the connecting cylinder is prevented from moving along the axial direction, and the inclination angle of the baffle is adjusted;

2. the thrust nut is rotated to drive the limiting ring to move downwards, the thrust rod rotates to enable the thrust block to slide in the positioning groove, and under the action of the inclined surface, the thrust block pushes the fixing block to move in the mounting groove and abut against the surface of the baffle plate, so that the lower end of the baffle plate is fixed in the limiting groove.

Drawings

Fig. 1 is a schematic view of the overall structure.

Fig. 2 is a schematic structural view of the fixing mechanism.

Fig. 3 is a schematic structural view of the support rod.

Fig. 4 is a schematic structural diagram of the thrust block and the fixed block.

In the figure, 1, a bottom plate; 2. a rotating groove; 3. a limiting frame; 4. a limiting groove; 5. a support bar; 6. a clamping assembly; 7. a rotating cylinder; 8. a fixed cylinder; 9. a connecting cylinder; 10. a clamping groove; 11. a positioning mechanism; 12. a sliding groove; 13. a sliding block; 14. positioning a groove; 15. rotating the block; 16. positioning the shaft; 17. clamping the frame; 18. a limiting member; 20. a fixing mechanism; 21. fixing grooves; 22. fixing the screw rod; 23. a thrust nut; 24. a limiting ring; 25. a thrust rod; 26. a thrust block; 27. mounting grooves; 28. a limiting spring; 29. a fixed block; 30. a bevel; 31. mounting blocks; 32. a rotating shaft; 33. an anti-rotation mechanism; 35. a first tooth slot; 36. a second tooth slot; 37. a gear ring; 38. connecting blocks; 39. a rubber pad; 40. a handle.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a baffle fixing device for hydraulic engineering, including placing at subaerial bottom plate 1, set up the rotation groove 2 that runs through to 1 one of them lateral wall of bottom plate at bottom plate 1 upper surface, be connected with spacing frame 3 through the pivot in rotating groove 2, offer the spacing groove 4 that is used for placing the baffle on spacing frame 3, the connection is rotated at spacing frame 3 both ends in rotating groove 2, it is connected with a plurality of telescopic bracing pieces 5 to rotate on bottom plate 1, a plurality of bracing pieces 5 can rotate and rotate plane perpendicular to baffle place plane on vertical direction, the joint subassembly 6 of connecting useful joint baffle up end is rotated to a plurality of bracing pieces 5 upper ends.

Referring to fig. 2, the clamping assembly 6 includes a connecting block 38 fixed at an end of the supporting rod 5, a positioning shaft 16 is horizontally fixed on the connecting block 38, a rotating block 15 is rotatably connected to the positioning shaft 16, a rotating plane of the rotating block 15 is parallel to a rotating plane of the supporting rod 5, the positioning shaft 16 horizontally penetrates through the rotating block 15, a limiting part 18 for preventing the rotating block 15 from rotating is arranged at an end of the positioning shaft 16, the limiting part 18 is a limiting nut screwed at two ends of the positioning shaft 16, the limiting nut is tightly abutted against a side wall of the rotating block 15 by rotating the limiting nut, so as to prevent the rotating block 15 from rotating, a clamping frame 17 in a U shape is fixed on an end face of the rotating block 15 far away from the connecting block 38, a side wall of the clamping frame 17 is fixed on the rotating block 15, and.

Referring to fig. 2 and 3, the support rod 5 includes a rotating cylinder 7 rotatably connected to the bottom plate 1 and having a hollow interior, a fixed cylinder 8 fixed to the connecting block 38, and a connecting cylinder 9 rotatably connecting the fixed cylinder 8 and the rotating cylinder 7, a clamping groove 10 is formed in an outer wall of the connecting cylinder 9, the fixed cylinder 8 is sleeved outside the connecting cylinder 9, and an end portion of the fixed cylinder 8 is clamped in the clamping groove 10 to prevent the connecting cylinder 9 from moving axially along the fixed cylinder 8, the other end of the connecting cylinder 9 is inserted into the rotating cylinder 7, a positioning mechanism 11 for preventing the connecting cylinder 9 from moving axially along the rotating cylinder 7 is disposed on the rotating cylinder 7, the positioning mechanism 11 includes a sliding groove 12 formed in a side wall of the rotating cylinder 7 and penetrating through a side wall of the rotating cylinder 7, the sliding groove 12 is parallel to an axis of the rotating cylinder 7, a sliding block 13 slidably clamped in the sliding groove 12 is fixed at an end portion of the connecting cylinder 9 located in the rotating cylinder 7, the positioning mechanism 11 further includes a positioning groove, the positioning groove 14 is perpendicular to the sliding groove 12 and communicated with the sliding groove 12, the sliding block 13 slides to a specified position in the rotating cylinder 7, the connecting cylinder 9 is rotated, the sliding block 13 is clamped in the sliding positioning groove 14, and the connecting cylinder 9 is prevented from moving axially along the rotating cylinder 7.

Referring to fig. 2 and 4, a fixing mechanism 20 for preventing the baffle from separating from the limiting frame 3 is disposed on the upper surface of the bottom plate 1, the fixing mechanism 20 includes a fixing groove 21 disposed on the upper surface of the bottom plate 1 and parallel to the limiting groove 4, a fixing screw 22 is vertically fixed at the center of the fixing groove 21, a limiting ring 24 is sleeved on the fixing screw 22, a thrust nut 23 for pushing the limiting ring 24 to move downwards is connected to the fixing screw 22 above the limiting ring 24 through a thread, thrust rods 25 capable of rotating in the vertical direction are rotatably connected to both sides of the limiting ring 24, one end of each thrust rod 25 is rotatably connected to the limiting ring 24, the other end of each thrust rod is rotatably connected to a thrust block 26 located in the limiting groove 4, the thrust block 26 can rotate in the vertical direction relative to the thrust rods 25, the rotating plane is parallel to the rotating plane of the thrust rods 25 in the vertical direction, two ends of the limiting groove, Fixed slot 21 intercommunication and perpendicular to fixed slot 21's mounting groove 27, be fixed with spacing spring 28 in mounting groove 27, spacing spring 28 one end is connected on mounting groove 27, the other end is connected with fixed block 29, set up the inclined plane 30 of mutual butt on fixed block 29 and thrust block 26, be fixed with the rubber pad 39 with the baffle butt on the inner wall of fixed block 29 is kept away from at spacing groove 4, prevent that the rainwater from flowing to bottom plate 1 from baffle and spacing frame 3 joint portion, when thrust block 26 towards keeping away from the motion of clamping screw 22 direction, under the effect of inclined plane 30, promote fixed block 29 towards the direction motion of being close to the baffle, and support tightly with the baffle, prevent that the baffle from breaking away from spacing groove 4.

Referring to fig. 1 and 2, a plurality of parallel mounting blocks 31 are fixed on the upper surface of a base plate 1, a rotating shaft 32 is rotatably connected between two adjacent mounting blocks 31, the rotating shaft 32 penetrates through the mounting blocks 31, an anti-rotation mechanism 33 for preventing the rotating shaft 32 from rotating is arranged on one outer wall of the mounting blocks 31, a rotating cylinder 7 is vertically fixed on the rotating shaft 32, the anti-rotation mechanism 33 comprises an anti-rotation groove (not marked in the figures) which is arranged on the side wall of the mounting block 31 and is coaxial with the rotating shaft 32, a first tooth groove 35 is arranged on the outer wall of the rotating shaft 32, a second tooth groove 36 is arranged on the inner wall of the anti-rotation groove, a gear ring 37 which is respectively engaged with the first tooth groove 35 and the second tooth groove 36 is arranged in the anti-rotation groove, a handle 40 which is convenient for taking out the gear ring 37 is fixed on the gear ring 37, when the rotating cylinder 7 rotates to a proper angle, the gear ring 37 is placed in the rotating groove, the rotating shaft 32 is prevented from rotating.

Referring to fig. 1, the bottom plate 1 inclines downwards from the side far away from the rotating groove 2 to the side of the rotating groove 2, and in the working process of the water baffle, part of water flows out from the joint part of the limiting frame 3 and the bottom plate 1, and the upper surface is inclined and arranged to avoid or reduce the movement of the water flow along the direction vertical to the baffle plate to a certain extent.

The implementation principle of the embodiment is as follows: place the baffle lower extreme in spacing groove 4, the upper end is located joint frame 17, sliding block 13 slides in a rotating cylinder 7, thereby adjust the length of bracing piece 5, slide to the assigned position when sliding block 13, rotating cylinder 7 rotates and makes sliding block 13 joint in constant head tank 14, realize connecting cylinder 9 and the ascending location of a rotating cylinder 7 in axial direction, rotate thrust nut 23, make spacing ring 24 downstream, thrust block 26 promotes fixed block 29 and baffle butt, realize the fixed of baffle in spacing groove 4.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a baffle fixing device for hydraulic engineering which characterized in that: including placing at subaerial bottom plate (1), bottom plate (1) upper surface seted up run through to bottom plate (1) rotation groove (2) of one of them lateral wall, be connected with spacing frame (3) through the pivot in rotating groove (2), offer spacing groove (4) that are used for placing the baffle on spacing frame (3), spacing frame (3) both ends are rotated and are connected in rotating groove (2), it is connected with a plurality of telescopic bracing pieces (5), a plurality of to rotate on bottom plate (1) bracing piece (5) can rotate and rotate plane perpendicular to baffle place plane in vertical direction, and is a plurality of bracing piece (5) one end is rotated and is connected joint subassembly (6) that have joint baffle up end.

2. The baffle fixing device for hydraulic engineering according to claim 1, characterized in that: joint subassembly (6) is including fixing connecting block (38) of bracing piece (5) tip, connecting block (38) are improved level and are fixed with location axle (16), it is connected with turning block (15) to rotate on location axle (16), turning block (15) pivoted plane is on a parallel with bracing piece (5) rotate the plane, turning block (15) are kept away from the terminal surface of bracing piece (5) is fixed with joint frame (17) that are "U" shape, joint frame (17) lateral wall is fixed on turning block (15), the baffle upper end is located in joint frame (17).

3. The baffle fixing device for hydraulic engineering according to claim 2, characterized in that: the supporting rod (5) comprises a rotating cylinder (7) which is rotatably connected on the bottom plate (1) and is hollow inside, a fixed cylinder (8) fixed on the connecting block (38), and a connecting cylinder (9) which is rotatably connected with the fixed cylinder (8) and the rotating cylinder (7), the outer wall of the connecting cylinder (9) is provided with a clamping groove (10), the fixed cylinder (8) is sleeved outside the connecting cylinder (9) and the end part of the fixed cylinder is clamped in the clamping groove (10) to prevent the connecting cylinder (9) from moving along the axial direction of the fixed cylinder (8), the other end of the connecting cylinder (9) is arranged in the rotating cylinder (7) in a penetrating way, a positioning mechanism (11) is arranged on the rotating cylinder (7), the positioning mechanism (11) can position the connecting cylinder (9) at different positions in the rotating cylinder (7) so as to adjust the length of the support rod (5).

4. A dam fixing device for hydraulic engineering according to claim 3, characterized in that: positioning mechanism (11) is including seting up rotate a section of thick bamboo (7) lateral wall and run through the groove (12) that slides of a section of thick bamboo (7) lateral wall, the groove (12) that slides is on a parallel with rotate a section of thick bamboo (7) axis, be located connecting cylinder (9) end fixing in a rotation section of thick bamboo (7) has the joint that slides and is in sliding block (13) in sliding groove (12), positioning mechanism (11) is still including seting up rotate a section of thick bamboo (7) lateral wall and run through constant head tank (14) of a rotation section of thick bamboo (7) lateral wall, constant head tank (14) perpendicular to sliding groove (12) and with sliding groove (12) intercommunication is used for the joint sliding block (13).

5. The baffle fixing device for hydraulic engineering according to claim 2, characterized in that: the rotating block (15) is provided with a limiting part (18) for preventing the rotating block (15) from rotating, and the limiting part (18) is a limiting nut which is in threaded connection with two ends of the positioning shaft (16).

6. The baffle fixing device for hydraulic engineering according to claim 1, characterized in that: bottom plate (1) upper surface is provided with prevents that the baffle breaks away from fixed establishment (20) of spacing frame (3), fixed establishment (20) are including seting up at bottom plate (1) upper surface and being on a parallel with fixed slot (21) of spacing groove (4), fixed slot (21) central point puts vertical fixed screw rod (22), cup jointed spacing ring (24) and threaded connection on fixed screw rod (22) just promote on the screw rod spacing ring (24) downstream's thrust nut (23), spacing ring (24) both sides are rotated and are connected with thrust rod (25) that can rotate in vertical direction, thrust rod (25) one end is rotated and is connected on spacing ring (24), and the other end is rotated and is connected with and is located thrust piece (26) in spacing groove (4), spacing groove (4) both ends are seted up with spacing groove (4) Fixed slot (21) intercommunication and perpendicular to mounting groove (27) of fixed slot (21), mounting groove (27) internal fixation has spacing spring (28), spacing spring (28) one end is connected on mounting groove (27), and the other end is connected with fixed block (29), fixed block (29) with inclined plane (30) of mutual butt are seted up on thrust block (26), work as thrust block (26) are kept away from clamping screw (22) direction motion promotes fixed block (29) and baffle butt.

7. A dam fixing device for hydraulic engineering according to claim 3, characterized in that: bottom plate (1) upper surface fixed has a plurality of installation pieces (31) that are parallel to each other, and is double-phase adjacent it is connected with axis of rotation (32) to rotate between installation piece (31), axis of rotation (32) run through installation piece (31) and be equipped with on installation piece (31) outer wall and prevent that pivot pivoted from changeing mechanism (33), it fixes perpendicularly to rotate a section of thick bamboo (7) on axis of rotation (32), prevent changeing mechanism (33) including seting up installation piece (31) lateral wall and with the coaxial anti-rotation groove of axis of rotation (32), first tooth's socket (35) have been seted up on axis of rotation (32), second tooth's socket (36) have been seted up on the anti-rotation inslot wall, be provided with respectively with first tooth's socket (35) and second tooth's socket (36) meshed gear ring (37).

8. The baffle fixing device for hydraulic engineering according to claim 1, characterized in that: the bottom plate (1) is inclined downwards from one side far away from the rotating groove (2) to one side of the rotating groove (2).