A fan tower and an assembly mechanism

Abstract

The application discloses an assembling mechanism, which comprises a first assembling body, a second assembling body and a fixing assembly, the connecting part of the second assembling body is located in a placing embedding groove, and the first assembling body and the second assembling body are connected through plug-in connection by using limiting columns and limiting grooves; when disassembly is needed, a sliding movable baffle is moved, the movable baffle compresses elastic pieces, the maximum movement stroke of the movable baffle is not less than the size of the connecting part parallel to the first direction, the movable baffle can be slid to a position far away from the connecting part, the connecting part is prevented from being shielded, and thus the disassembly of the first assembling body and the second assembling body is smoothly realized, and the disassembly convenience of the assembling mechanism is improved. The application also provides a fan tower comprising the above-mentioned assembling mechanism, the first assembling body is a tower base, the second assembling body is a tower body, the tower base and the tower body are disassembled by using the assembling mechanism, and the operation convenience of the fan tower disassembly and maintenance is greatly improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of wind power generation equipment and its peripheral facilities, in particular to a wind turbine tower and an assembling mechanism. BACKGROUND

[0002] The wind turbine tower is the core component of the wind turbine, and determines the height of the wind turbine operation and the size of the wind speed obtained. With the continuous improvement of the power of the wind turbine, the diameter of the megawatt wind turbine blade gradually breaks through 100 meters or more, and the increasing diameter of the blade puts higher requirements on the height of the wind turbine tower.

[0003] However, the existing steel-concrete wind turbine hybrid tower still has some drawbacks. The existing steel-concrete wind turbine hybrid tower is usually fixed by bolt sleeve connection. Although this fixing method ensures the stability of the tower, it also limits the subsequent operations such as disassembly and maintenance of the tower, and it is too cumbersome to disassemble the bolts and then operate the tower.

[0004] Therefore, how to change the inconvenient disassembly and maintenance operation of the wind turbine tower in the prior art has become a problem to be solved by the person skilled in the art. SUMMARY

[0005] The purpose of the present application is to provide a wind turbine tower and an assembling mechanism to solve the problems existing in the prior art and improve the operation convenience of disassembly and maintenance of the wind turbine tower.

[0006] To achieve the above-mentioned purpose, the present application provides the following scheme: the present application provides an assembling mechanism, which comprises:

[0007] A first assembly body, the first assembly body comprises a placing slot, and a limiting column is arranged in the placing slot;

[0008] A second assembly body, the second assembly body has a connecting part, the connecting part can extend into the placing slot, the connecting part is provided with a limiting slot matched with the limiting column, and the limiting column and the limiting slot are connected by insertion;

[0009] A fixing assembly, the fixing assembly comprises a movable baffle, the movable baffle is slidably connected with the first assembly body, and an elastic member is arranged between the movable baffle and the first assembly body, the reciprocating sliding direction of the movable baffle relative to the first assembly body is the first direction, the insertion direction of the limiting column and the limiting slot is the second direction, the first direction is perpendicular to the second direction, when the elastic member is in a free state, the movable baffle is located at the top of the limiting column and the limiting slot, and the maximum movement stroke of the movable baffle is not less than the size of the connecting part parallel to the first direction.

[0010] Preferably, the limiting column protrudes from the bottom surface of the placing slot, the limiting slot is a through hole, the bottom of the moving baffle is provided with a rubber pad capable of abutting against the limiting column.

[0011] Preferably, the rubber pad has a protrusion arranged towards the direction of the limiting column, the top of the limiting column has a recess matched with the protrusion, and the protrusion is located in the recess.

[0012] The protrusion and the recess both have arc surface structures.

[0013] Preferably, the first assembly has a mounting slot in which a fixed column is arranged, one end of the moving baffle is slidably connected with the fixed column, the other end of the moving baffle extends out of the mounting slot, the elastic member is a spring, the elastic member is sleeved on the fixed column, and the elastic member is located on the side of the moving baffle away from the connecting portion.

[0014] The moving baffle is connected with the fixed column by a sliding sleeve which is slidably sleeved on the fixed column.

[0015] Preferably, the fixed assembly further comprises a limiting strip connected with the moving baffle.

[0016] The number of the limiting strips is two, and the two limiting strips are arranged on the two sides of the moving baffle, respectively.

[0017] Preferably, the number of the fixed assemblies is multiple, when the second assembly is a rotary body, the fixed assemblies are circumferentially distributed around the axis of the second assembly, the limiting strips of adjacent fixed assemblies are connected by insertion, and the insertion directions of the limiting strips of adjacent fixed assemblies are parallel to the first direction.

[0018] Preferably, the moving baffle is connected with a pulling handle, and the pulling handle is provided with an anti-slip structure layer.

[0019] The application further provides a fan tower comprising the above-mentioned assembly mechanism, the first assembly is a tower base, the second assembly is a tower body, and the second assembly is arranged on the top of the first assembly.

[0020] Preferably, the second assembly is provided with a rain storage groove, the rain storage groove is a groove structure with an open top, and the rain storage groove has flow guide holes which are through holes.

[0021] The number of the flow guide holes is multiple, and the multiple flow guide holes are circumferentially distributed around the axis of the second assembly.

[0022] The flow guide hole is arranged on the bottom surface of the rainwater storage groove and is arranged on one side close to the side wall of the second assembly body, and the bottom surface of the rainwater storage groove is arranged to be downwardly inclined towards the direction of the flow guide hole.

[0023] Preferably, the bottom of the rainwater storage groove is provided with a flow guide plate, the flow guide plate is arranged to be inclined from top to bottom towards the direction close to the axis of the first assembly body, and there is a gap between the bottom of the flow guide plate and the side wall of the second assembly body, and the flow guide hole is located between the flow guide plate and the side wall of the second assembly body.

[0024] The assembly mechanism of the present application has the following technical effects: the assembly mechanism comprises a first assembly body, a second assembly body and a fixing assembly, the first assembly body comprises a placing groove, and a limiting column is arranged in the placing groove; the second assembly body has a connecting part which can extend into the placing groove, the connecting part is provided with a limiting groove matched with the limiting column, and the limiting column and the limiting groove are connected through insertion; the fixing assembly comprises a movable baffle which is slidably connected with the first assembly body, and an elastic member is arranged between the movable baffle and the first assembly body, the reciprocating sliding direction of the movable baffle relative to the first assembly body is a first direction, the insertion direction of the limiting column and the limiting groove is a second direction, the first direction is perpendicular to the second direction, and when the elastic member is in a free state, the movable baffle is located at the top of the limiting column and the limiting groove, and the maximum movement stroke of the movable baffle is not less than the size of the connecting part parallel to the first direction.

[0025] The assembly mechanism of the present application has the following technical effects: the assembly mechanism comprises a first assembly body, a second assembly body and a fixing assembly, the first assembly body comprises a placing groove, and a limiting column is arranged in the placing groove; the second assembly body has a connecting part which can extend into the placing groove, the connecting part is provided with a limiting groove matched with the limiting column, and the limiting column and the limiting groove are connected through insertion; the fixing assembly comprises a movable baffle which is slidably connected with the first assembly body, and an elastic member is arranged between the movable baffle and the first assembly body, the reciprocating sliding direction of the movable baffle relative to the first assembly body is a first direction, the insertion direction of the limiting column and the limiting groove is a second direction, the first direction is perpendicular to the second direction, and when the elastic member is in a free state, the movable baffle is located at the top of the limiting column and the limiting groove, and the maximum movement stroke of the movable baffle is not less than the size of the connecting part parallel to the first direction.

[0026] The assembly mechanism of the present application has the following technical effects: the assembly mechanism comprises a first assembly body, a second assembly body and a fixing assembly, the first assembly body comprises a placing groove, and a limiting column is arranged in the placing groove; the second assembly body has a connecting part which can extend into the placing groove, the connecting part is provided with a limiting groove matched with the limiting column, and the limiting column and the limiting groove are connected through insertion; the fixing assembly comprises a movable baffle which is slidably connected with the first assembly body, and an elastic member is arranged between the movable baffle and the first assembly body, the reciprocating sliding direction of the movable baffle relative to the first assembly body is a first direction, the insertion direction of the limiting column and the limiting groove is a second direction, the first direction is perpendicular to the second direction, and when the elastic member is in a free state, the movable baffle is located at the top of the limiting column and the limiting groove, and the maximum movement stroke of the movable baffle is not less than the size of the connecting part parallel to the first direction. BRIEF DESCRIPTION OF DRAWINGS

[0027] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed in the embodiments. Obviously, the drawings described below only illustrate some of the embodiments of the present application, and all other drawings obtained by those of ordinary skill in the art without creative effort based on these drawings also belong to the scope of protection of the present application.

[0028] Figure 1 Structure diagram of the assembling mechanism of the present application;

[0029] Figure 2 Structure diagram of the assembling mechanism of the present application;

[0030] Figure 3 Structure diagram of the assembling mechanism of the present application;

[0031] Figure 4 Structure diagram of the fan tower of the present application;

[0032] Figure 5 Structure diagram of the fan tower of the present application;

[0033] Figure 6 Structure diagram of the fan tower of the present application.

[0034] Wherein, 100 is the assembling mechanism, and 200 is the fan tower;

[0035] 1 is the first assembling body, 2 is the second assembling body, 3 is the placing slot, 4 is the limiting column, 5 is the connecting part, 6 is the fixing component, 7 is the moving baffle, 8 is the elastic piece, 9 is the rubber pad, 10 is the mounting groove, 11 is the fixing column, 12 is the sliding sleeve, 13 is the limiting strip, 14 is the pulling handle, 15 is the rain storage groove, 16 is the flow guide hole, and 17 is the flow guide plate. DETAILED DESCRIPTION

[0036] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, and not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative effort belong to the scope of protection of the present application.

[0037] The purpose of the present application is to provide a fan tower and an assembling mechanism to solve the problems in the prior art and improve the operation convenience of disassembly and maintenance of the fan tower.

[0038] In order to make the above purposes, characteristics and advantages of the present application more obvious and easy to understand, the present application will be described in detail below with reference to the drawings and specific embodiments. In order to make the above purposes, characteristics and advantages of the present application more obvious and easy to understand, the present application will be described in detail below with reference to the drawings and specific embodiments.

[0039] Please refer to Figures 1-6 wherein, Figure 1 is a structural schematic diagram of the assembly mechanism of the present application, Figure 2 is a cutaway structural schematic diagram of the assembly mechanism of the present application, Figure 3 is an enlarged schematic diagram of a partial structure of the assembly mechanism of the present application, Figure 4 is a structural schematic diagram of the fan tower of the present application, Figure 5 is a cutaway structural schematic diagram of the fan tower of the present application, Figure 6 is a partial structural schematic diagram of the fan tower of the present application.

[0040] The present application provides an assembly mechanism 100, comprising a first assembly body 1, a second assembly body 2 and a fixing assembly 6, the first assembly body 1 comprises a placing slot 3, and a limiting column 4 is arranged in the placing slot 3; the second assembly body 2 has a connecting part 5, the connecting part 5 can extend into the placing slot 3, the connecting part 5 is provided with a limiting slot matched with the limiting column 4, and the limiting column 4 and the limiting slot are connected in plug-in connection; the fixing assembly 6 comprises a movable baffle 7, the movable baffle 7 is slidably connected with the first assembly body 1, and an elastic member 8 is arranged between the movable baffle 7 and the first assembly body 1, the reciprocating sliding direction of the movable baffle 7 relative to the first assembly body 1 is a first direction, the plug-in direction of the limiting column 4 and the limiting slot is a second direction, the first direction is perpendicular to the second direction, and when the elastic member 8 is in a free state, the movable baffle 7 is located at the top of the limiting column 4 and the limiting slot, and the maximum movement stroke of the movable baffle 7 is not less than the size of the connecting part 5 parallel to the first direction.

[0041] The assembly mechanism 100 of the present application, the connecting part 5 of the second assembly body 2 is located in the placing slot 3, and the plug-in connection of the first assembly body 1 and the second assembly body 2 is realized by using the limiting column 4 and the limiting slot, and the movable baffle 7 in the fixing assembly 6 extends to the top of the limiting column 4 and the limiting slot under the action of the elastic member 8, further improving the connection reliability of the first assembly body 1 and the second assembly body 2; when disassembly is needed, the movable baffle 7 is slid, the elastic member 8 is compressed, and the maximum movement stroke of the movable baffle 7 is not less than the size of the connecting part 5 parallel to the first direction, so that the movable baffle 7 can be slid to a position away from the connecting part 5, avoiding shielding of the connecting part 5, thereby smoothly realizing disassembly of the first assembly body 1 and the second assembly body 2, and improving the disassembly convenience of the assembly mechanism 100.

[0042] Wherein, the limiting column 4 is arranged protruding from the bottom surface of the placing slot 3, the limiting slot is a through hole, the bottom of the movable baffle 7 is provided with a rubber pad 9, the rubber pad 9 can abut against the limiting column 4, the rubber pad 9 is arranged at the bottom of the movable baffle 7, the sliding friction between the movable baffle 7 and the limiting column 4 and the connecting part 5 is increased, thereby improving the connection stability of the assembly mechanism 100.

[0043] In the embodiment, the rubber pad 9 has a protrusion arranged towards the limiting column 4, the top of the limiting column 4 has a recess matched with the protrusion, the protrusion is located in the recess, and the fitting degree of the rubber pad 9 and the limiting column 4 is further improved; in other embodiments of the application, the protrusion and the recess both have arc surface structures, the rubber pad 9 is prevented from being clamped in the recess to affect the reciprocating sliding of the movable baffle 7, and the working reliability of the assembling mechanism 100 is improved.

[0044] Specifically, the first assembling body 1 has a mounting groove 10, the mounting groove 10 is provided with a fixed column 11, one end of the movable baffle 7 is slidably connected with the fixed column 11, the other end of the movable baffle 7 extends out of the mounting groove 10, the elastic member 8 is a spring, the elastic member 8 is sleeved on the fixed column 11, and the elastic member 8 is located on the side of the movable baffle 7 away from the connecting part 5; the fixed column 11 provides a guiding action for the reciprocating sliding of the movable baffle 7 and provides support for the elastic member 8, so that the elastic member 8 is prevented from being dislocated; in actual application, the mounting groove 10 can be arranged inside the first assembling body 1, the movable baffle 7 extends out of the top opening of the mounting groove 10, the limit position of the movable baffle 7 can be limited through the top opening of the mounting groove 10, and the reliability of the assembling mechanism 100 is further improved.

[0045] In other embodiments of the application, the movable baffle 7 is connected with the fixed column 11 by using a sliding sleeve 12, the sliding sleeve 12 is slidably sleeved on the fixed column 11, and the connection convenience of the movable baffle 7 and the fixed column 11 is improved.

[0046] More specifically, the fixed assembly 6 further includes a limiting strip 13, and the limiting strip 13 is connected with the movable baffle 7; when the movable baffle 7 presses the limiting column 4 and the connecting part 5, the limiting strip 13 can press the connecting part 5, so that the connecting strength of the first assembling body 1 and the second assembling body 2 is further improved.

[0047] In the embodiment, the number of the limiting strips 13 is two, and the two limiting strips 13 are arranged on the two sides of the movable baffle 7, so that the connecting strength of the first assembling body 1 and the second assembling body 2 is enhanced, and the stress uniformity of the movable baffle 7 is improved.

[0048] Further, the number of the fixing assemblies 6 is multiple, when the second assembly 2 is a rotary body, the fixing assemblies 6 are evenly distributed around the axis of the second assembly 2, thereby improving the stress uniformity of the first assembly 1 and the second assembly 2; the limiting strips 13 of the adjacent fixing assemblies 6 are connected by insertion, so that the multiple fixing assemblies 6 can be connected and form a whole, thereby further improving the connecting strength of the first assembly 1 and the second assembly 2; the insertion direction of the limiting strips 13 of the adjacent fixing assemblies 6 is parallel to the first direction, thereby avoiding affecting the reciprocating sliding of the movable baffle 7. In the specific embodiment, the two limiting strips 13 in each fixing assembly 6 are provided with an insertion slot and an insertion block, so that the limiting strips 13 of the adjacent fixing assemblies 6 can be connected by insertion; in order to improve the connecting firmness, multiple insertion slots and insertion blocks can be provided.

[0049] In order to facilitate operation, the movable baffle 7 is connected with a pulling handle 14, the pulling handle 14 is provided with an anti-skid structure layer, thereby enhancing the anti-skid performance of the pulling handle 14; in actual application, the pulling handle 14 can be operated by machine or manually.

[0050] Further, the application further provides a fan tower 200 comprising the above-mentioned assembly mechanism 100, the first assembly 1 is a tower base, the second assembly 2 is a tower body, the second assembly 2 is arranged on the top of the first assembly 1, and the connecting part 5 is arranged on the bottom of the second assembly 2. The assembly mechanism 100 is used for connecting the tower base and the tower body, thereby facilitating the disassembly of the fan tower 200, effectively avoiding the complicated disassembly of the existing fan tower, and greatly improving the subsequent operability of the steel-concrete fan hybrid tower body.

[0051] Meanwhile, the second assembly 2 is provided with a rain collecting groove 15, the rain collecting groove 15 is a groove structure with an open top, the rain collecting groove 15 is provided with a flow guide hole 16, and the flow guide hole 16 is a through hole; the rain collecting groove 15 can collect rainwater, and the collected rainwater flows down through the flow guide hole 16, thereby playing a role of cleaning the outer wall of the second assembly 2.

[0052] In actual operation, the number of the flow guide holes 16 is multiple, and the multiple flow guide holes 16 are evenly distributed around the axis of the second assembly 2, thereby improving the uniformity of the rainwater washing the outer wall of the second assembly 2; in addition, the diameter of the flow guide hole 16 and the spacing between the adjacent flow guide holes 16 can be adjusted according to actual needs, so as to meet the cleaning requirements.

[0053] In order to make the rainwater flow down through the flow guide hole 16 smoothly, the flow guide hole 16 is arranged on the bottom surface of the rain collecting groove 15 and on one side close to the side wall of the second assembly 2, and the bottom surface of the rain collecting groove 15 is arranged to be downwardly inclined towards the direction of the flow guide hole 16, thereby effectively avoiding the accumulation of rainwater in the rain collecting groove 15.

[0054] In addition, the bottom of the rainwater groove 15 is provided with a guide plate 17, which is inclined from top to bottom towards the axis direction close to the second assembly 2, ensuring that the rainwater flowing through the guide hole 16 can wash and clean the side wall of the second assembly 2, and the bottom of the guide plate 17 has a gap with the side wall of the second assembly 2, in this specific embodiment, the gap is 1mm, which can be adjusted according to the cleaning needs in practical application, and the guide hole 16 is located between the guide plate 17 and the side wall of the first assembly 1, so as to ensure that the rainwater flowing through the guide hole 16 can clean the side wall of the second assembly 2.

[0055] The fan tower 200 of the application uses the fixing assembly 6 to connect the tower base and the tower body, and the second assembly 2 is arranged on the top of the first assembly 1, so that the operator only needs to pull the pull handle 14 and drive the moving baffle 7 and the limiting strip 13 by manpower or with the aid of a mechanical auxiliary device, and the moving baffle 7 and the limiting strip 13 are moved outward through the sliding relationship between the fixing column 11 and the sliding sleeve 12, when the limiting column 4 is separated from the moving baffle 7, the rubber pad 9 also releases the fit with the limiting column 4, at this time, the tower body can be hoisted and pulled upward, so as to disassemble the fan tower 200, effectively avoiding the existing bolt method for fixing the steel-concrete fan hybrid tower body and the hybrid tower base, effectively solving the problem of complicated disassembly, greatly improving the subsequent operability of the steel-concrete fan hybrid tower body; at the same time, after the rainwater falls into the rainwater groove 15, it can be guided into the guide hole 16, and then the rainwater can flow uniformly on the surface of the tower body through the guide of the guide plate 17, so that the tower body is cleaned to a certain extent, the rainwater resources are reasonably utilized, and the device meets the strategic policy of recyclable development.

[0056] The principles and implementation modes of the application are described by using specific examples in the application, and the above examples are only used to help understand the method and core idea of the application; at the same time, for those skilled in the art, according to the idea of the application, the specific implementation mode and application range will be changed. In view of the above, the content of the specification should not be understood as a limitation of the application.

Claims

1. An assembly mechanism for a wind turbine tower, characterized in that: include: A first assembly, the first assembly comprising a placement groove, wherein a limiting column is provided in the placement groove; A second assembly body, wherein the second assembly body has a connecting portion, the connecting portion can extend into the placement groove, the connecting portion is provided with a limiting groove adapted to the limiting column, and the limiting column is plug-connected to the limiting groove; a fixing assembly, the fixing assembly comprising a movable baffle, the movable baffle being slidably connected to the first assembly body, and an elastic member being provided between the movable baffle and the first assembly body, the reciprocating sliding direction of the movable baffle relative to the first assembly body being a first direction, the plugging direction of the limiting post and the limiting groove being a second direction, the first direction being perpendicular to the second direction, the movable baffle being located at the top of the limiting post and the limiting groove when the elastic member is in a free state, and the maximum movement stroke of the movable baffle being no less than the dimension of the connecting portion parallel to the first direction; The limiting column is protruding from the bottom surface of the placement groove, the limiting groove is a through hole, and a rubber pad is provided at the bottom of the movable baffle, and the rubber pad can be against the limiting column; The rubber pad has a protrusion arranged in the direction of the limiting column, and the top of the limiting column has a recess matching the protrusion, and the protrusion is located in the recess; The protrusion and the depression both have a curved surface structure.

2. The assembly mechanism for a wind turbine tower according to claim 1, characterized in that: The first assembly has a mounting groove, a fixed post is provided in the mounting groove, one end of the movable baffle is slidably connected to the fixed post, and the other end of the movable baffle extends out of the mounting groove, and the elastic member is a spring, which is sleeved on the fixed post and is located on a side of the movable baffle away from the connecting portion; The movable baffle is connected to the fixed column by a sliding sleeve, and the sliding sleeve can be slidably mounted on the fixed column.

3. The assembly mechanism for a wind turbine tower according to claim 1, characterized in that: The fixing assembly further includes a limiting bar, which is connected to the movable baffle; There are two limit bars, which are respectively arranged on both sides of the movable baffle.

4. The assembly mechanism for a wind turbine tower according to claim 3, characterized in that: The number of the fixing components is multiple groups. When the second assembly is a rotating body, the fixing components are evenly distributed circumferentially around the axis of the second assembly; the limiting bars of adjacent fixing components are plugged in and connected, and the plug-in direction of the limiting bars of adjacent fixing components is parallel to the first direction.

5. The assembly mechanism for a wind turbine tower according to any one of claims 1 to 4, characterized in that: The movable baffle is connected with a pulling handle, and the pulling handle is provided with an anti-slip structural layer.

6. A wind turbine tower, comprising the assembly mechanism for a wind turbine tower according to any one of claims 1 to 5, characterized in that: The first assembly body is a tower base, the second assembly body is a tower body, and the second assembly body is arranged on the top of the first assembly body.

7. The wind turbine tower according to claim 6, characterized in that: The second assembly is provided with a rainwater storage trough, which is a trough-shaped structure with an open top and has a diversion hole, which is a through hole; There are multiple guide holes, and the multiple guide holes are evenly distributed around the axis of the second assembly; The diversion hole is arranged on the bottom surface of the rain storage trough and on a side close to the side wall of the second assembly body. The bottom surface of the rain storage trough is inclined downward toward the diversion hole.

8. The wind turbine tower according to claim 7, characterized in that: A guide plate is provided at the bottom of the rainwater storage trough. The guide plate is inclined from top to bottom toward the axial direction close to the first assembly, and there is a gap between the bottom of the guide plate and the side wall of the second assembly. The guide hole is located between the guide plate and the side wall of the second assembly.

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