Auxiliary device for gate lifting
By installing connecting parts and auxiliary parts on the gate, the problem of horizontal rotation caused by the difference between the depth of the well and the height of the gate slot during the gate lifting process was solved, thereby improving the stability and safety of the gate lifting process.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-03
- Publication Date
- 2026-03-24
AI Technical Summary
During the gate lifting process, there is a risk that the gate may rotate horizontally due to the difference between the well depth and the gate slot height. In addition, the existing safety rope tensioning process is inefficient and has poor safety.
Design an auxiliary device for gate lifting. By setting a connector and an auxiliary component on the gate, the auxiliary component contacts the inner wall of the gate well and limits the movement in a direction perpendicular to the gate's movement to prevent horizontal deflection.
It improves the stability and efficiency of the gate lifting process, reduces the risk of collisions and safety rope breakage, and enhances safety and operational flexibility.
Smart Images
Figure CN224031614U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to mechanical technical field especially relates to a kind of auxiliary device for gate hoisting. BACKGROUND
[0002] When the gate of hydropower station is overhauled, the gate needs to be hoisted. The depth of the gate well is quite different from the height of the gate slot. When hoisting the gate, safety ropes need to be tied at the upper and lower ends of the gate in advance. When the gate is hoisted out of the gate slot, 3-5 people are needed at the wellhead and the well bottom to tighten the safety ropes to prevent the gate from rotating horizontally due to the stress of the steel wire rope. The safety ropes need to be continuously tightened at both ends during the hoisting process. This process not only has the risk of scratching the gate and breaking the safety ropes, but also has the disadvantages of low work efficiency and poor safety. Therefore, an auxiliary device is needed to ensure the stability of the gate during hoisting. SUMMARY
[0003] Therefore, the utility model provides an auxiliary device for gate hoisting to solve all or part of the technical problems involved in the background art.
[0004] To achieve the above purpose, the utility model provides an auxiliary device for gate hoisting, wherein the gate is located in a gate well, and the auxiliary device comprises:
[0005] a connecting piece located on the gate;
[0006] an auxiliary piece detachably connected to the connecting piece;
[0007] The end of the auxiliary piece away from the connecting piece extends in a first direction and is used to contact the inner side wall of the gate well to limit the gate when the gate moves in a second direction.
[0008] The first direction is perpendicular to the second direction, and the second direction is the depth direction of the gate well.
[0009] Further, the auxiliary piece comprises a limiting rod and a sliding piece connected to each other. The limiting rod is detachably connected to the connecting piece, and the sliding piece is used to contact the inner side wall of the gate well to slide along the second direction on the inner side wall of the gate well with the gate.
[0010] Further, the gate has locking position supports on both sides, and the connecting pieces are arranged on the two locking position supports. The auxiliary pieces connected by the two connecting pieces are used to contact an inner side wall of the gate well.
[0011] Further, the two sides of the gate are provided with locking position supports, and two connecting members are arranged on one of the locking position supports, and the auxiliary members connected with the two connecting members are arranged in contact with the two inner side walls of the gate well.
[0012] Further, the limiting rod comprises a screw rod and a telescopic rod connected in sequence, the telescopic rod is connected with the sliding member, and the screw rod is connected with the connecting member.
[0013] Further, the limiting rod comprises a screw rod and an elastic sleeve connected in sequence, the elastic sleeve is connected with the sliding member, and the screw rod is connected with the connecting member.
[0014] Further, the elastic sleeve comprises a threaded inner sleeve and an outer sleeve connected in sleeve, the opening of the threaded inner sleeve is arranged towards the screw rod and is threadedly connected with the screw rod, and the end of the threaded inner sleeve away from the screw rod is connected with the outer sleeve through a spring.
[0015] Further, the limiting rod comprises a screw rod and a rigid spring connected in sequence, the rigid spring is connected with the sliding member, and the screw rod is connected with the connecting member.
[0016] Further, the connecting member comprises at least one nut, the nut is matched with the screw rod, and the connecting member is threadedly connected with the auxiliary member through the nut and the screw rod.
[0017] Further, the sliding member is a nylon wheel, and the rotating direction of the nylon wheel is the same as the lifting direction of the gate.
[0018] As can be seen from the above, the auxiliary device for lifting the gate provided by the utility model can connect the auxiliary member extending in the first direction through the connecting member when the gate is lifted in the gate well, i.e., when the gate moves in the second direction, so that the auxiliary member is in contact with the inner side wall of the gate well to limit the gate in the first direction, thereby avoiding the case that the gate deflects horizontally when the gate moves in the second direction due to the action force in the first direction, and the stability of the gate during lifting is improved. The application has the advantages of simple installation, high safety and good limiting effect, and can greatly improve the stability and working efficiency of the gate during lifting or lowering in the gate well. BRIEF DESCRIPTION OF DRAWINGS
[0019] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without any creative effort.
[0020] Figure 1 Figure 2 is a perspective view of the auxiliary device for lifting the gate according to an embodiment of the present application; Figure 1
[0021] Figure 2 Figure 4 is a side view of the auxiliary device for lifting the gate according to an embodiment of the present application; Figure 1
[0022] Figure 3 Figure 5 is a top view of the auxiliary device for lifting the gate according to an embodiment of the present application; Figure 1
[0023] Figure 4 Figure 6 is a side view of the auxiliary device for lifting the gate according to an embodiment of the present application; Figure 2
[0024] Figure 5 Figure 7 is a structural schematic view of the elastic sleeve according to an embodiment of the present application.
[0025] In the figure: 100, gate; 110, locking position support; 200, connecting piece; 300, auxiliary piece; 310, limiting rod; 311, screw rod; 312, telescopic rod; 313, elastic sleeve; 313-1, threaded inner sleeve; 313-2, outer sleeve; 313-3, spring; 320, sliding piece; X, first direction; Y, second direction; DETAILED DESCRIPTION
[0026] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application is further described in detail below with reference to the accompanying drawings and in conjunction with specific embodiments.
[0027] It should be noted that, unless otherwise defined, the technical terms or scientific terms used in the embodiments of the present application should be understood as the common meanings understood by those skilled in the art to which the present application belongs. The terms "first", "second", and similar terms used in the present application do not represent any order, number or importance, but are only used to distinguish different components. The terms "include" or "contain" and similar terms mean that the elements or objects before the terms cover the elements or objects listed after the terms and their equivalents, without excluding other elements or objects. The terms "connect" or "connected" and similar terms are not limited to physical or mechanical connections, but can include electrical connections, whether direct or indirect. The terms "upper", "lower", "left", "right" and the like are only used to represent relative positional relationships, and when the absolute positions of the described objects change, the relative positional relationships can also change accordingly.
[0028] As described in the background, the gate is located in the gate well, and a door groove for mounting the gate is arranged on the inner side wall of the gate well, the door groove is arranged close to the bottom of the gate well, when the gate is lifted for maintenance, the gate moves along the door groove, when the gate is completely separated from the door groove, the gate is not constrained and is easy to deflect horizontally in the gate well, which is not conducive to the stability during the lifting of the gate, therefore, the application provides an auxiliary device for lifting the gate, which limits the gate during the lifting of the gate to avoid the horizontal deflection of the gate, thereby facilitating the stability during the lifting of the gate.
[0029] The following is described in detail through one or more specific embodiments.
[0030] In some embodiments, as shown in Figure 1 、 Figure 2 and Figure 3 , an auxiliary device for lifting a gate 100, the gate 100 is located in a gate well, the auxiliary device comprises:
[0031] a connecting piece 200 located on the gate 100;
[0032] an auxiliary piece 300 detachably connected with the connecting piece 200;
[0033] an end of the auxiliary piece 300 away from the connecting piece 200 extends in a first direction X and is used to contact the inner side wall of the gate well to limit the gate 100 when the gate 100 moves in a second direction Y;
[0034] wherein, the first direction X is perpendicular to the second direction Y, and the second direction Y is the depth direction of the gate well.
[0035] Specifically, the connecting piece 200 is located on the gate 100 to connect the gate 100 with the auxiliary piece 300, so that the auxiliary piece 300 can limit the gate 100 in the first direction X, thereby avoiding the horizontal deflection of the gate 100.
[0036] The second direction Y is the depth direction of the gate well, and the gate 100 is lifted or lowered in the gate well, therefore, the moving direction of the gate well is the second direction Y. The first direction X is perpendicular to the second direction Y to limit the gate 100 in the direction perpendicular to the moving direction of the gate well.
[0037] It should be noted that the first direction X can be the horizontal deflection direction of the gate 100.
[0038] In addition, the auxiliary part 300 is detachably connected with the connecting part 200, which can avoid that the normal use of the gate 100 is affected by the fixed arrangement of the auxiliary part 300 on the gate 100, and the detachable connection between the auxiliary part 300 and the connecting part 200 can improve the use flexibility of the auxiliary device and has high practicability.
[0039] In the embodiment, by arranging the connecting part 200 on the gate 100, when the gate 100 is lifted in the gate well, that is, when the gate 100 moves along the second direction Y, the auxiliary part 300 extending along the first direction X can be connected through the connecting part 200, so that the auxiliary part 300 is in contact with the inner side wall of the gate well to limit the gate 100 in the first direction X, which can avoid that the gate 100 is horizontally deflected by the force in the first direction X when moving along the second direction Y, and is beneficial to the stability of the gate 100 during lifting. The application has the advantages of simple installation, high safety and good limiting effect, which can greatly improve the stability and working efficiency of the gate 100 during lifting or lowering in the gate well.
[0040] In some embodiments, as shown in Figure 2 and Figure 3 The auxiliary part 300 includes a limiting rod 310 and a sliding part 320 connected with each other, the limiting rod 310 is detachably connected with the connecting part 200, and the sliding part 320 is used to contact with the inner side wall of the gate well to slide along the second direction Y on the inner side wall of the gate well with the gate 100.
[0041] Specifically, one end of the auxiliary part 300 away from the connecting part 200 is in contact with the inner side wall of the gate well, and the auxiliary part 300 includes the limiting rod 310 and the sliding part 320, and the sliding part 320 is in contact with the inner side wall of the gate well, which can reduce the friction between the auxiliary part 300 and the inner side wall of the gate well, so that the auxiliary part 300 can limit the gate 100 in the first direction X, and at the same time, the auxiliary part 300 can smoothly move along the second direction Y on the inner side wall of the gate well with the gate 100, which is beneficial to improve the practicability of the auxiliary device.
[0042] In some embodiments, as shown in Figure 2 The gate 100 has a locking position support 110 on both sides, and the connecting part 200 is arranged on the two locking position supports 110, and the auxiliary part 300 connected with the two connecting parts 200 is used to contact with an inner side wall of the gate well.
[0043] Specifically, the gate well is a square structure, the gate 100 is located in the middle of the gate well, and the two sides of the gate 100 are respectively arranged close to the two opposite inner side walls of the gate well, so that the auxiliary part 300 is in contact with an inner side wall of the gate well, and the inner side wall is arranged opposite to the gate 100.
[0044] The two sides of the gate 100 are provided with locking position supports 110, the locking position supports 110 are used to connect the gate 100 with the gate well or components located on the gate well, so that the gate 100 is stably arranged in or out of the gate well, and the locking position supports 110 are fixed components on the gate 100.
[0045] The connecting parts 200 are located on the locking position supports 110 and connected with the gate 100 through the locking position supports 110, so that the connecting parts 200 can be avoided to be arranged on the gate 100 and affect the normal application of the gate 100. The two locking position supports 110 are provided with the connecting parts 200, and the auxiliary parts 300 connected by the two connecting parts 200 are in abutment with the same inner side wall of the gate well, so that the two sides of the gate 100 can be simultaneously limited in the first direction X, and no matter which side of the gate 100 is deflected, the auxiliary part 300 can limit it, so that the horizontal deflection of the gate 100 can be avoided.
[0046] In some embodiments, as shown in Figure 4 The two sides of the gate 100 are provided with locking position supports 110, one of the locking position supports 110 is provided with two connecting parts 200, and the auxiliary parts 300 connected by the two connecting parts 200 are arranged in contact with the two opposite inner side walls of the gate well.
[0047] Specifically, the gate well is a square structure, the gate 100 is located in the middle of the gate well, and the two sides of the gate 100 are respectively arranged close to the two opposite inner side walls of the gate well, so that the auxiliary part 300 is in contact with an inner side wall of the gate well, and the inner side wall is arranged opposite to the gate 100.
[0048] One of the locking position supports 110 is provided with two connecting parts 200, and the two connecting parts 200 are arranged on the opposite two side walls of the locking position support 110 and away from each other, so that the auxiliary parts 300 connected by the two connecting parts 200 can be in contact with the two opposite inner side walls of the gate well, so as to bidirectionally limit one side of the gate 100 in the first direction X, thereby avoiding the horizontal deflection of the gate 100 and being beneficial to the stability of the gate 100 during lifting.
[0049] In some embodiments, as shown in Figure 2 The limiting rod 310 comprises a screw rod 311 and a telescopic rod 312 connected in sequence, the telescopic rod 312 is connected with the sliding piece 320, and the screw rod 311 is connected with the connecting piece 200.
[0050] Specifically, the screw rod 311 is connected with the telescopic rod 312 by welding, the screw rod 311 is detachably connected with the connecting piece 200, the telescopic rod 312 is connected with the sliding piece 320 (which can be welded) and can be telescopic to adjust the length of the limiting rod 310, so that the auxiliary piece 300 can adapt to different specifications of the gate well, so that the sliding piece 320 is in contact with the inner side wall of the gate well, thereby facilitating the practicality of the auxiliary device.
[0051] In some embodiments, as shown in Figure 2 and Figure 5 The limiting rod 310 comprises a screw rod 311 and a telescopic rod 312 connected in sequence, the telescopic rod 312 is connected with the sliding piece 320, and the screw rod 311 is connected with the connecting piece 200.
[0052] Specifically, the screw rod 311 is detachably connected with the connecting piece 200, the telescopic rod 313 is connected with the screw rod 311 and the sliding piece 320, and it has elasticity in the first direction X, the horizontal deflection force causes the auxiliary piece 300 and the inner side wall of the gate well to generate an acting force during the lifting process of the gate 100, the setting of the telescopic rod 313 can buffer the acting force of the auxiliary piece 300 on the gate well, avoid the sliding piece 320 generating a large impact on the inner side wall of the gate well, facilitate to prolong the service life of the auxiliary piece 300, and improve the practicality of the auxiliary device.
[0053] In some embodiments, as shown in Figure 5 The elastic sleeve 313 comprises a threaded inner sleeve 313-1 and an outer sleeve 313-2 connected in a sleeved manner, the opening of the threaded inner sleeve 313-1 is arranged towards the screw rod 311 and is threadedly connected with the screw rod 311, and the end of the threaded inner sleeve 313-1 away from the screw rod 311 is connected with the outer sleeve 313-2 through a spring 313-3.
[0054] Specifically, the outer sleeve 313-2 is sleeved on the periphery of the threaded inner sleeve 313-1, the opening of the outer sleeve 313-2 and the opening of the threaded inner sleeve 313-1 are both arranged towards the screw rod 311, the threaded inner sleeve 313-1 is threadedly connected with the screw rod 311, the outer sleeve 313-2 is connected (can be welded) with the sliding piece 320, the spring 313-3 can buffer the force of the screw rod 311 on the outer sleeve 313-2, and then buffer and dampen the action of the gate 100 on the inner side wall of the gate well, thereby prolonging the service life of the auxiliary piece 300 and improving the practicability of the auxiliary device.
[0055] In addition, the elastic sleeve 313 is threadedly detachably connected with the screw rod 311, the elastic sleeve 313 of the auxiliary piece 300 can be disconnected with the screw rod 311 when the auxiliary piece 300 is not used, the auxiliary piece 300 is convenient to store, and the practicability of the auxiliary device is improved.
[0056] In some embodiments, the limiting rod 310 comprises a screw rod 311 and a rigid spring connected in sequence, the rigid spring is connected with the sliding piece 320, and the screw rod 311 is connected with the connecting piece 200.
[0057] Specifically, the screw rod 311 is used to be detachably connected with the connecting piece 200, and the rigid spring is used to be connected with the sliding piece 320, the rigid spring can not only connect the screw rod 311 with the sliding piece 320 in the first direction X so that the sliding piece 320 contacts the inner side wall of the gate well, but also buffer the force between the gate 100 and the sliding piece 320 in the first direction X, so as to avoid the damage of the screw rod 311 and the sliding piece 320 caused by the force of the gate 100 in the first direction X, thereby prolonging the service life of the auxiliary device.
[0058] In some embodiments, the connecting piece 200 comprises at least one nut, the nut is matched with the screw rod 311, and the connecting piece 200 is threadedly connected with the auxiliary piece 300 through the nut and the screw rod 311.
[0059] Specifically, the nut is threadedly connected with the screw rod 311, so that the connecting piece 200 is detachably connected with the auxiliary piece 300, the nut can be detachably connected with the screw rod 311, and the structure of the nut is small, so that the nut is fixedly arranged on the locking position support 110 of the gate 100 without affecting the normal operation, thereby improving the practicability of the auxiliary device.
[0060] In addition, the number of the nuts is related to the connection strength of the screw rod 311 and the connecting piece 200, the more the number of the nuts, the greater the connection strength of the connecting piece 200 to the screw rod 311, which is beneficial to the connection stability of the auxiliary device 300 and the connecting piece 200, and in actual use, the length and weight of the auxiliary device 300 and the size of the area occupied by the connecting piece 200 on the gate 100 need to be comprehensively considered to determine the number of the nuts.
[0061] For example, the nut is provided with two.
[0062] In some embodiments, the sliding piece 320 is a nylon wheel, and the rotation direction of the nylon wheel is the same as the lifting direction of the gate 100.
[0063] Specifically, the sliding piece 320 is a nylon wheel, which is low in cost and wear-resistant, which is beneficial to reduce the cost of the auxiliary device and does not affect the normal use of the auxiliary device, and the rotation direction of the nylon wheel is the second direction Y, i.e. the lifting / descending direction of the gate 100, which can facilitate the lifting of the sliding piece 320 with the gate 100 to reduce the friction between the auxiliary device and the inner side wall of the gate well, and avoid affecting the lifting of the gate 100 due to the different rotation directions of the sliding piece 320 and the lifting direction of the gate 100.
[0064] It should be understood by those skilled in the art that the above discussion of any embodiment is only exemplary and is not intended to imply that the scope of the application (including claims) is limited to these examples; the above embodiments or technical features in different embodiments can also be combined, the steps can be implemented in any order, and there are many other changes of different aspects of the application as described above, which are not provided in detail for the sake of brevity.
[0065] The embodiments of the present application are intended to cover all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, improvement, etc. made in the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims
1. An auxiliary device for lifting a gate, wherein the gate is located within a gate well, characterized in that, The auxiliary device includes: The connecting piece is located on the gate; The auxiliary component is detachably connected to the connecting component; The auxiliary component extends in a first direction at one end away from the connector and is used to contact the inner wall of the gate well to limit the gate when the gate moves in a second direction; Wherein, the first direction is perpendicular to the second direction, and the second direction is the depth direction of the gate well.
2. The auxiliary device for gate lifting according to claim 1, characterized in that, The auxiliary component includes a limiting rod and a sliding member connected together. The limiting rod is detachably connected to the connecting member. The sliding member is used to contact the inner wall of the gate well so as to slide along the second direction on the inner wall of the gate well with the gate.
3. The auxiliary device for gate lifting according to claim 1, characterized in that, The gate has locking supports on both sides, and each of the two locking supports is provided with a connecting member. The auxiliary member connected by the two connecting members is used to contact an inner wall of the gate well.
4. The auxiliary device for gate lifting according to claim 1, characterized in that, The gate has locking supports on both sides, and two connecting parts are provided on one of the locking supports. The auxiliary parts connected to the two connecting parts are respectively used to contact the two inner side walls opposite to the gate well.
5. The auxiliary device for gate lifting according to claim 2, characterized in that, The limiting rod includes a screw and a telescopic rod connected in sequence. The telescopic rod is connected to the sliding member, and the screw is connected to the connecting member.
6. The auxiliary device for gate lifting according to claim 2, characterized in that, The limiting rod includes a screw and an elastic sleeve connected in sequence. The elastic sleeve is connected to the sliding member, and the screw is connected to the connecting member.
7. The auxiliary device for gate lifting according to claim 6, characterized in that, The elastic sleeve includes a threaded inner sleeve and an outer sleeve that are sleeved together. The opening of the threaded inner sleeve faces the screw and is threadedly connected to the screw. The end of the threaded inner sleeve away from the screw is connected to the outer sleeve by a spring.
8. The auxiliary device for gate lifting according to claim 2, characterized in that, The limiting rod includes a screw and a rigid spring connected in sequence. The rigid spring is connected to the sliding member, and the screw is connected to the connecting member.
9. The auxiliary device for gate lifting according to claim 5, 6, or 8, characterized in that, The connector includes at least one nut, which is adapted to the screw, and the connector and the auxiliary component are threadedly connected by the nut and the screw.
10. The auxiliary device for gate lifting according to claim 2, characterized in that, The sliding element is a nylon wheel, and the rotation direction of the nylon wheel is the same as the lifting direction of the gate.