CN217097605U

CN217097605U - Bottom shaft dam bottom shaft mounting and dismounting device

Info

Publication number: CN217097605U
Application number: CN202220118669.0U
Authority: CN
Inventors: 李怀兵
Original assignee: Yantai Xin Hai Hydraulic Mechanical Engineering Co ltd
Current assignee: Yantai Xin Hai Hydraulic Mechanical Engineering Co ltd
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2022-08-02
Anticipated expiration: 2032-01-17

Abstract

The utility model discloses a bottom shaft dam bottom shaft installation and dismounting device, including gate and the bottom shaft of setting in the gate below, bottom shaft inner wall is equipped with double-end threaded rod, double-end threaded rod passes through supporting mechanism and is connected with the bottom shaft, bottom shaft inner wall is equipped with two and plays the removal frame that links up the fixed action. The utility model discloses a set up and remove the frame, double threaded rod, the power shaft, slide bar and canceling release mechanical system, can extrude under reset spring's elastic potential energy effect and remove inside the frame makes it remove the bottom shaft, realize connecting in inserting the connecting hole in river course, utilize power device and power shaft to drive double threaded rod and rotate, can realize driving and remove the separation that frame reverse movement got into the inside realization of bottom shaft and connecting hole to remove the installation of bottom shaft, this design makes the installation of bottom shaft all possess the convenience with the dismouting, possess certain practicality.

Description

Bottom shaft dam bottom shaft mounting and dismounting device

Technical Field

The utility model relates to a hydraulic machinery equipment technical field especially relates to a bottom shaft dam foundation shaft installation and dismounting device.

Background

The bottom shaft flap dam is one of the common devices in the construction of hydraulic and hydroelectric engineering, and is widely used due to the advantages of attractive appearance, simple structure, safety, reliability and the like.

When the device is installed in a river channel with a certain width, the butt joint is usually realized by means of matching the calabash with manual operation, the convenience of the equipment body saves a great deal of time for installation procedures when the bottom shaft is installed on two sides of the river channel, meanwhile, the disassembly convenience of the device can also save time for operators and improve the working efficiency when the device is maintained or replaced, however, the ground shaft in the prior art needs to be supported by manpower and tools in the actual installation process and then is connected with a fixing tool and a device in a matching way, the disassembly can be realized by contacting the fixing device with the aid of a disassembling tool when the ground shaft is disassembled, the traditional fixing device is mostly a bolt and flange plate type device, the device has low operation efficiency in the actual installation and disassembly processes, so that the device for installing and disassembling the bottom shaft of the bottom shaft dam needs to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a bottom shaft mounting and dismounting device for a bottom shaft dam.

In order to realize the purpose, the utility model adopts the following technical scheme:

a bottom shaft dam bottom shaft mounting and dismounting device comprises a gate and a bottom shaft arranged below the gate, wherein a double-threaded rod is arranged on the inner wall of the bottom shaft and is connected with the bottom shaft through a supporting mechanism, two moving frames playing a role in linking and fixing are arranged on the inner wall of the bottom shaft, a sliding groove is formed in the inner wall of the bottom shaft, a sliding rod is fixed in the sliding groove, the moving frames are connected with the sliding rod through a resetting mechanism, the two moving frames are respectively sleeved on the outer walls of two ends of the double-threaded rod in a sliding manner, nuts matched with the moving frames are respectively in threaded connection with the outer walls of two ends of the double-threaded rod, a limiting mechanism matched with the nuts is arranged in each moving frame, a linking block and a limiting block are respectively fixed at the tail ends of two ends of the double-threaded rod, a connecting groove is formed in the side wall of the linking block, a power shaft matched with the connecting groove is arranged in one end of the bottom shaft, the power shaft end is fixedly connected with the tail end of an output shaft of a power device in the power chamber, and the power shaft is connected with the connecting groove through a clamping mechanism.

Preferably, the supporting mechanism comprises a supporting ring which is rotatably connected with the outer wall of the double-end threaded rod, and the outer wall of the supporting ring is fixedly connected with the inner wall of the bottom shaft.

Preferably, canceling release mechanical system includes that the slip cap establishes the sliding block at the sliding bar outer wall, elastic connection has reset spring between sliding block and the sliding tray inner wall, remove frame lateral wall and sliding block outer wall fixed connection.

Preferably, the limiting mechanism comprises a limiting rod fixed with the inner wall of the movable frame, and the limiting rod penetrates through the nut in a sliding mode.

Preferably, the clamping mechanism includes many joint strips that are fixed in the power shaft outer wall, the spread groove inner wall is equipped with a plurality of joint grooves that correspond with the joint strip, many the equal interval distribution of circumference in joint strip and joint groove.

Preferably, the outer wall of the moving frame and the inner wall of the bottom shaft are both provided with sealing rings made of rubber, and the sealing rings are made of hydrogenated nitrile-butadiene rubber.

The utility model has the advantages that:

1. through setting up the removal frame, double threaded rod, the power shaft, slide bar and canceling release mechanical system, can extrude the removal frame under reset spring's elastic potential energy effect and make it remove the bottom shaft inside, realize connecting in inserting the connecting hole in river course, utilize power device and power shaft to drive double threaded rod and rotate, can realize driving the separation that removes the inside realization of frame reverse movement entering bottom shaft and connecting hole, thereby remove the installation of bottom shaft, the installation and the dismouting that this design made the bottom shaft all possess the convenience, possess certain practicality.

2. Through setting up limiting mechanism and block mechanism, the nut can be restricted by the restriction pole, can avoid it to follow double threaded rod and rotate together, can guarantee that the device can steady operation and realize its function, and the power shaft is connected for the joint formula with a linking piece simultaneously, and when the bottom shaft was dismantled, thereby power device in the power house can remove and drive the power shaft and should link up the separation of piece and can guarantee that the bottom shaft can dismantle smoothly, and the whole flexibility of device is very high and is worth promoting.

Drawings

Fig. 1 is a schematic structural view of a bottom shaft mounting and dismounting device for a bottom shaft dam of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is the utility model provides a bottom shaft dam bottom shaft installation and dismounting device's canceling release mechanical system structural diagram.

In the figure: the device comprises a gate 1, a bottom shaft 2, a double-head threaded rod 3, a support ring 4, a limiting rod 5, a nut 6, a movable frame 7, a power shaft 8, a clamping strip 9, a connecting block 10, a connecting groove 11, a sliding groove 12, a sliding rod 13, a sliding block 14 and a return spring 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a bottom shaft dam bottom shaft mounting and dismounting device comprises a gate 1 and a bottom shaft 2 arranged below the gate 1, wherein a double-threaded rod 3 is arranged on the inner wall of the bottom shaft 2, the double-threaded rod 3 is connected with the bottom shaft 2 through a supporting mechanism, the supporting mechanism comprises a supporting ring 4 rotatably connected with the outer wall of the double-threaded rod 3, the outer wall of the supporting ring 4 is fixedly connected with the inner wall of the bottom shaft 2, and the double-threaded rod 3 is stably arranged inside the bottom shaft 2 under the support of the supporting ring 4.

2 inner walls of bottom shaft are equipped with two and play the removal frame 7 that links up the fixed action, 2 inner walls of bottom shaft are equipped with sliding tray 12, sliding tray 12 internal fixation has slide bar 13, it is connected with slide bar 13 through canceling release mechanical system to remove frame 7, canceling release mechanical system establishes the sliding block 14 at slide bar 13 outer wall including the slip cap, elastic connection has reset spring 15 between sliding block 14 and the sliding tray 12 inner wall, remove 7 lateral walls of frame and 14 outer wall fixed connection of sliding block, the elastic potential energy that reset spring 15 provided can get into inside 2 of bottom shaft after removing the extrusion in 7, accomplish simultaneously when it loses the extrusion force and reset.

Two remove frame 7 and slide the cover respectively and establish 3 both ends outer walls of double threaded rod, the equal threaded connection of 3 both ends outer walls of double threaded rod have with remove 7 complex nuts 6, remove be equipped with in the frame 7 with 6 complex limiting mechanism of nut, limiting mechanism includes 5 with the fixed restriction lever of inner wall, 5 slip of restriction lever run through nuts 6, the effect of restriction lever 5 is restricted nut 6, can avoid it to follow double threaded rod 3 and rotate together.

3 both ends of double threaded rod end is fixed with linking piece 10 and stopper respectively, linking piece 10 lateral wall is equipped with

spread groove

11, 2 one end inside be equipped with spread groove 11 complex power shaft 8 of end shaft, the power device output shaft end fixed connection in 8 tip of power shaft and the power house, power shaft 8 passes through latch mechanism and is connected with spread groove 11, latch mechanism is including many joint strips 9 that are fixed in 8 outer walls of power shaft, the 11 inner walls of spread groove are equipped with a plurality of joint grooves that correspond with joint strip 9, many joint strips 9 and the equal interval distribution of joint groove circumference, utilize power device to drive 8 entering end shafts of power shaft inside 2, and make joint strip 9 and joint groove accomplish the joint in 8 entering spread groove 11, start power device this moment and can drive double threaded rod 3 rotations through power shaft 8 in addition.

Remove 7 outer walls of frame and all be equipped with the sealing ring of rubber material with 2 inner walls of end axle, the sealing ring is the hydrogenated nitrile rubber material, and the sealing ring life of this material is more permanent.

When the utility model is used, when the bottom shaft 2 is installed, the movable frame 7 is firstly pressed to drive the sliding block 14 to slide on the sliding rod 13 and compress the reset spring 15, then the two ends of the bottom shaft 2 are butted with the connecting hole of the river channel, at the moment, the movable frame 7 is not pressed any more, the reset can be completed under the action of the elastic potential energy of the reset spring 15, the movable frame 7 is driven by the sliding block 14 to enter the connecting hole to realize the connection of the bottom shaft 2, when the bottom shaft 2 needs to be disassembled, the power device in the power chamber is moved, the power shaft 8 is driven by the power device to enter the bottom shaft 2, the power shaft 8 enters the connecting groove 11 to enable the clamping strip 9 and the clamping groove to complete the clamping, at the moment, the power device can drive the double-head threaded rod 3 to rotate by the power shaft 8, the nut 6 sleeved on the outer wall of the double-head threaded rod 3 can not rotate together with the double-head threaded rod 3 under the limiting action of the limiting rod 5 when the double-head threaded rod 3 rotates, thereby can drive and move frame 7 shrink and get into inside the bottom shaft 2, accomplish the shrink of moving frame 7 and can dismantle it.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a bottom shaft dam bottom shaft installation and dismounting device, includes gate (1) and bottom shaft (2) of setting in gate (1) below, its characterized in that, bottom shaft (2) inner wall is equipped with double threaded rod (3), double threaded rod (3) are connected with bottom shaft (2) through supporting mechanism, bottom shaft (2) inner wall is equipped with two and plays the removal frame (7) that link up the fixed action, bottom shaft (2) inner wall is equipped with sliding tray (12), sliding tray (12) internal fixation has slide bar (13), removal frame (7) are connected with slide bar (13) through canceling release mechanical system, two removal frame (7) sliding sleeve respectively is established at double threaded rod (3) both ends outer wall, double threaded rod (3) both ends outer wall all threaded connection have with remove frame (7) complex nut (6), be equipped with the restriction mechanism with nut (6) complex in removing frame (7), double-end threaded rod (3) both ends end is fixed with respectively and links up piece (10) and stopper, it is equipped with spread groove (11) to link up piece (10) lateral wall, bottom shaft (2) one end inside be equipped with spread groove (11) complex power shaft (8), power shaft (8) tip and the power plant output shaft end fixed connection in the power house, power shaft (8) are connected with spread groove (11) through clamping mechanism.

2. The device for mounting and dismounting the bottom shaft of the bottom shaft dam according to the claim 1, characterized in that the supporting mechanism comprises a supporting ring (4) which is rotatably connected with the outer wall of the double-end threaded rod (3), and the outer wall of the supporting ring (4) is fixedly connected with the inner wall of the bottom shaft (2).

3. The device for mounting and dismounting the bottom shaft of the bottom shaft dam according to claim 1, characterized in that the reset mechanism comprises a sliding block (14) which is slidably sleeved on the outer wall of the sliding rod (13), a reset spring (15) is elastically connected between the sliding block (14) and the inner wall of the sliding groove (12), and the side wall of the movable frame (7) is fixedly connected with the outer wall of the sliding block (14).

4. A bottom shaft dam bottom shaft mounting and dismounting device according to claim 1, characterized in that said limiting mechanism comprises a limiting rod (5) fixed to the inner wall of the moving frame (7), said limiting rod (5) sliding through the nut (6).

5. The bottom shaft dam bottom shaft mounting and dismounting device according to claim 1, wherein the clamping mechanism comprises a plurality of clamping strips (9) fixed on the outer wall of the power shaft (8), the inner wall of the connecting groove (11) is provided with a plurality of clamping grooves corresponding to the clamping strips (9), and the plurality of clamping strips (9) and the clamping grooves are circumferentially distributed at equal intervals.

6. The device for mounting and dismounting the bottom shaft of the bottom shaft dam according to claim 1, characterized in that the outer wall of the movable frame (7) and the inner wall of the bottom shaft (2) are provided with rubber sealing rings.