CN-224227745-U - Eccentric shaft sleeve device of multi-roller gate and gate

CN224227745UCN 224227745 UCN224227745 UCN 224227745UCN-224227745-U

Abstract

The utility model provides a multi-roller gate eccentric shaft sleeve device, wherein each shaft is arranged on a gate body through a pair of eccentric shaft sleeves, the eccentric shaft sleeves are symmetrically arranged and respectively pass through a pair of shaft sleeve holes reserved on the gate body through a shaft sleeve main body coaxially, the eccentric shaft sleeves are detachably assembled on the gate body through a flange structure at one axial end part of the eccentric shaft sleeves, the central axis of the shaft sleeve main body is circumferentially adjustable relative to the installation direction of the gate body, an inner hole which is axially communicated is formed in the shaft sleeve main body of the eccentric shaft sleeve, the inner hole is eccentrically arranged relative to the shaft sleeve main body and is parallel to the central axis, the shaft is coaxially arranged in the inner holes of the eccentric shaft sleeves in a penetrating manner, and rollers are rotatably sleeved on the shaft and are in rolling contact with a side door groove track by virtue of the outer circumference. The utility model can adjust the contact part of the outer periphery of each roller on each side of the gate and the gate slot rail to be positioned on the same working surface, thereby ensuring that the use of the gate is not affected by the contact part.

Inventors

ZHANG JIANLONG
GAO WENJING
WEI BIN
LI QIN
FAN HAINING

Assignees

安徽水安建设集团股份有限公司

Dates

Publication Date: 20260512
Application Date: 20250620

Claims (5)

1. An eccentric shaft sleeve device of a multi-roller gate is characterized in that: The gate is a rolling bearing type plane gate, and a plurality of rollers rotatably arranged on the shaft are respectively arranged at two sides matched with the gate groove track, and the rollers at each side of the gate are vertically distributed at intervals; The eccentric shaft sleeves are symmetrically arranged, respectively pass through a shaft sleeve main body and coaxially penetrate through a pair of shaft sleeve holes reserved on the gate door body, wherein one axial end part of one side of each eccentric shaft sleeve is respectively provided with a ring of flange structure extending outwards along the radial direction of the shaft sleeve main body, the pair of eccentric shaft sleeves are respectively detachably assembled on the gate door body through the flange structure, the installation direction relative to the gate door body surrounds the central axis of the shaft sleeve main body and is adjustable along the circumferential direction, an inner hole which runs through along the axial direction is formed in the shaft sleeve main body of the eccentric shaft sleeve, the inner hole is eccentrically arranged relative to the shaft sleeve main body and is parallel to the central axis, the shaft is coaxially penetrated in the inner holes of the pair of eccentric shaft sleeves, the roller is rotatably sleeved on the shaft, and the roller is in rolling contact with a side door groove track by means of the periphery of the outer wheel.
2. The eccentric sleeve device for a multi-roller gate according to claim 1, wherein the pair of eccentric sleeves are axially spaced apart, and the roller is coaxially rotatably sleeved on a shaft section of the shaft exposed between the pair of eccentric sleeves.
3. The eccentric shaft sleeve device of the multi-roller gate, as set forth in claim 1, wherein the flange structure of the eccentric shaft sleeve is provided with a plurality of shaft sleeve screw holes, the shaft sleeve screw holes are penetrated along the axial direction of the shaft sleeve main body, the plurality of shaft sleeve screw holes are distributed at equal intervals along the circumferential direction around the central axis of the shaft sleeve main body, the gate body is provided with a plurality of mutually matched gate body screw holes corresponding to the outline size according to the position distribution of the plurality of shaft sleeve screw holes, a bolt is penetrated in each aligned shaft sleeve screw hole and the gate body screw hole, and the flange structure of the eccentric shaft sleeve is fastened with the gate body through a plurality of bolts.
4. The eccentric shaft sleeve device of the multi-roller gate according to claim 1, wherein the eccentric shaft sleeve coaxially penetrating in the shaft sleeve hole can rotate when the flange structure and the gate body are disassembled, and the shaft is fixedly penetrating in the inner holes of the pair of eccentric shaft sleeves and is a synchronous movement component with the pair of eccentric shaft sleeves.
5. The gate is characterized in that the gate is a rolling bearing type plane gate, two sides matched with a gate groove track are respectively provided with a plurality of shafts through a plurality of groups of multi-roller gate eccentric shaft sleeve devices according to any one of claims 1-4, rollers are respectively rotatably sleeved on the shafts, the rollers are respectively in rolling contact with the gate groove track by means of the outer periphery of the rollers, and the outer periphery of the rollers is adjustable through the multi-roller gate eccentric shaft sleeve device along the direction opposite to the gate groove track and the distance between the gate groove tracks.

Description

Eccentric shaft sleeve device of multi-roller gate and gate Technical Field The utility model relates to the technical field of hydraulic engineering gates, in particular to a multi-roller gate eccentric shaft sleeve device and a gate. Background The gate construction technology is a key content in hydraulic engineering construction. When the rolling bearing type plane gate lifts up or falls down, the outer circumferences of the rollers on the two sides of the gate are in rolling contact with the gate groove track, therefore, the positions of the outer circumferences of the rollers on each side, which are used for being in contact with the gate groove track, are adjusted to be positioned on the same working surface, and the rollers on each side often do not meet the requirements due to the reasons of gate welding deformation, roller shaft hole machining precision and the like, so that a convenient and feasible solution is needed to be provided for adjusting the positions of the rollers on the rolling bearing type plane gate. Disclosure of utility model In order to solve the technical problems, the utility model provides a multi-roller gate eccentric shaft sleeve device, and simultaneously provides a rolling bearing type plane gate based on the multi-roller gate eccentric shaft sleeve device, wherein the positions of the outer circumferences of all rollers on each side of the gate, which are used for being in contact with a gate groove track, can be adjusted to be on the same working surface, so that the use of the gate is not affected. In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a many gyro wheels gate eccentric shaft sleeve device which the structural feature is: The gate is a rolling bearing type plane gate, and a plurality of rollers rotatably arranged on the shaft are respectively arranged at two sides matched with the gate groove track, and the rollers at each side of the gate are vertically distributed at intervals; The eccentric shaft sleeves are symmetrically arranged, respectively pass through a shaft sleeve main body and coaxially penetrate through a pair of shaft sleeve holes reserved on the gate door body, wherein one axial end part of one side of each eccentric shaft sleeve is respectively provided with a ring of flange structure extending outwards along the radial direction of the shaft sleeve main body, the pair of eccentric shaft sleeves are respectively detachably assembled on the gate door body through the flange structure, the installation direction relative to the gate door body surrounds the central axis of the shaft sleeve main body and is adjustable along the circumferential direction, an inner hole which runs through along the axial direction is formed in the shaft sleeve main body of the eccentric shaft sleeve, the inner hole is eccentrically arranged relative to the shaft sleeve main body and is parallel to the central axis, the shaft is coaxially penetrated in the inner holes of the pair of eccentric shaft sleeves, the roller is rotatably sleeved on the shaft, and the roller is in rolling contact with a side door groove track by means of the periphery of the outer wheel. The utility model is also characterized in that: The pair of eccentric shaft sleeves are axially left, the shaft is exposed out of the shaft section between the pair of eccentric shaft sleeves, and the roller wheels are coaxially and rotatably sleeved. The flange structure of the eccentric shaft sleeve is provided with a plurality of shaft sleeve screw holes, the shaft sleeve screw holes are communicated along the axial direction of the shaft sleeve main body, the plurality of shaft sleeve screw holes are distributed at intervals along the circumferential direction around the central axis of the shaft sleeve main body at equal intervals, a plurality of mutually matched door body screw holes are reserved on the door body according to the position distribution and the outline dimension of the plurality of shaft sleeve screw holes, a bolt is penetrated in each aligned shaft sleeve screw hole and the door body screw hole, and the flange structure of the eccentric shaft sleeve is fastened with the door body through a plurality of bolts. When the flange structure and the gate body are disassembled, the eccentric shaft sleeves coaxially penetrating the shaft sleeve holes can rotate, and the shafts are fixedly penetrated in the inner holes of the pair of eccentric shaft sleeves and form synchronous movement components with the pair of eccentric shaft sleeves. The utility model also provides a gate which is structurally characterized in that the gate is a rolling bearing type plane gate, two sides matched with gate groove tracks are respectively provided with a plurality of shafts through a plurality of groups of multi-roller gate eccentric shaft sleeve devices, rollers are respectively sleeved on the shafts in a rotating way, the rollers are re