Split type cabin, wind generating set and bearing seat

Abstract

The utility model relates to a split-type cabin, wind generating set and bearing seat, split-type cabin includes first cabin, second cabin and support piece, first cabin includes first base and first shell, first base and first shell are connected and enclose to form first chamber, first chamber is used for holding first equipment group; the second cabin is arranged on one side, in the height direction of the first cabin, of the first cabin and comprises a second base and a second shell, the second base and the second shell are connected and define a second containing cavity, and the second containing cavity is used for containing a second equipment set; one end of the supporting piece penetrates through the first shell and is used for being connected with the first equipment set, the other end of the supporting piece is connected with the second base, and the supporting piece is detachably connected with at least one of the second base and the first equipment set. According to the scheme, the cabin can be conveniently split into different modules to complete independent transportation, the problem that the transportation size of the cabin is too large is solved, and the transportation capacity of the cabin is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to wind power generation technical field especially is related to a split type machine cabin, wind driven generator unit and bearing seat. BACKGROUND

[0002] With the continuous development of wind power industry, under the background of limited resources and market price continuously low, the large-scale trend of unit is obvious, and the land transportation becomes the key bottleneck problem.

[0003] The land transportation of wind driven generator unit and spare parts is limited by road, bridge and toll station, etc., generally makes the machine cabin have the upper limit of design size, to avoid high transportation and transportation modification cost, and the large-scale trend of unit is obvious at present, the size of the large part in the machine cabin is bigger and bigger, under the specific limitation of transportation road, the land transportation becomes the key bottleneck problem, how to use the systematic module layout to overcome this problem is the research direction. SUMMARY

[0004] The utility model embodiment provides a split type machine cabin, wind driven generator unit and bearing seat, can split the machine cabin into different modules to complete independent transportation, overcome the problem of too large machine cabin transportation size, improve the transportation capacity of the machine cabin.

[0005] In the first aspect, according to the utility model embodiment, a split type machine cabin is provided, including first cabin room, second cabin room and support piece, the first cabin room includes first base and first shell, the first base is connected with the first shell and is enclosed to form first cavity, and the first cavity is used for accommodating first equipment group;Second cabin room is arranged on one side of first cabin room in the height direction of itself, and the second cabin room includes second base and second shell, the second base is connected with the second shell and is enclosed to form second cavity, and the second cavity is used for accommodating second equipment group;One end of the support piece passes through the first shell and is used for being connected with the first equipment group, and the other end is connected with the second base, and the support piece is detachably connected with at least one of the second base and the first equipment group.

[0006] According to an aspect of the utility model embodiment, the first equipment group includes bearing seat, the bearing seat includes cylinder body and adapter, the adapter is arranged protruding from the cylinder body, one end of the support piece passes through the first shell and is used for being connected with the adapter in the bearing seat, and the other end is connected with the second base.

[0007] According to an aspect of the utility model embodiment, the adapter includes first protrusion, the first protrusion is arranged protruding from the outer surface of the cylinder body along the radial direction of the cylinder body, the support piece includes support plate, the support plate has clamping groove, the opening of the clamping groove faces the cylinder body and matches the outer surface of the cylinder body, the clamping groove is configured to be clamped on the cylinder body and connected with the first protrusion, and one end of the support plate away from the clamping groove is connected with the second base.

[0008] According to an aspect of the embodiment of the utility model, the support plate has a lightening groove, the lightening groove is arranged at the connecting end of the support plate and the second base, and the opening direction of the lightening groove is opposite to the opening direction of the clamping groove and faces the second base.

[0009] According to an aspect of the embodiment of the utility model, the adapter body includes a plurality of first protrusions, the plurality of first protrusions are arranged at intervals in the axial direction of the barrel body, the support member includes a plurality of support plates arranged at intervals in the axial direction, each support plate is clamped to the barrel body through a respective clamping groove and connected to a corresponding first protrusion, and one end of each support plate, which is away from the respective clamping groove, is connected to the second base.

[0010] According to an aspect of the embodiment of the utility model, the adapter body includes a second protrusion and a third protrusion, the second protrusion protrudes from the outer surface of the barrel body in the radial direction of the barrel body and is located at one end of the barrel body in the axial direction thereof, the third protrusion protrudes from the barrel body in the axial direction of the barrel body and is located at the other end of the barrel body in the axial direction thereof, the support member includes a first support rod and a second support rod, one end of the first support rod is connected to the second protrusion and the other end is connected to the second base, and one end of the second support rod is connected to the third protrusion and the other end is connected to the second base.

[0011] According to an aspect of the embodiment of the utility model, the adapter body includes a pair of fourth protrusions arranged at intervals in the axial direction of the barrel body, the pair of fourth protrusions protrude from the outer surface of the barrel body in the radial direction of the barrel body, the support member includes a pair of support frames, each support frame includes a third support rod and a fourth support rod, one end of the third support rod is connected to the fourth protrusion and the other end is connected to the second base, and the fourth support rod is connected between the third support rod and the second base and collectively encloses a triangular structure.

[0012] In a second aspect, the utility model provides a wind turbine generator system, which comprises a tower, a first device group, an impeller, a second device group and a split type nacelle as described above, the split type nacelle is arranged on one side of the tower in the height direction thereof, the first base of the first cabin is connected to the tower, and the second cabin is arranged on the side of the first cabin away from the tower in the height direction; the first device group is arranged in the first cabin; the impeller is connected to the first device group to convert wind energy into electric energy; the second device group is arranged in the second cabin, and the second device group is connected to the first device group to convert electric energy.

[0013] According to an aspect of the embodiment of the utility model, the second device group includes a current transformer and a transformer, the current transformer is arranged on both sides of the transformer, the first device group includes a generator, and the generator is connected to the current transformer and the transformer in sequence.

[0014] In a third aspect, the utility model provides a bearing seat, including cylinder body and adapter, adapter is set out from cylinder body, adapter is configured with support piece in split type nacelle is connected.

[0015] According to an aspect of the utility model embodiment, the adapter includes a first protrusion, the first protrusion is set out from the outer surface of the cylinder body along the radial direction of the cylinder body, and the first protrusion includes an arc-shaped plate structure extending along the circumferential direction of the cylinder body.

[0016] According to an aspect of the utility model embodiment, the adapter includes a second protrusion and a third protrusion, the second protrusion is set out from the outer surface of the cylinder body along the radial direction of the cylinder body and is located at one end of the cylinder body in the axial direction of the cylinder body, the third protrusion is set out from the cylinder body along the axial direction of the cylinder body and is located at the other end of the cylinder body in the axial direction of the cylinder body, and the second protrusion and the third protrusion include a block structure.

[0017] The utility model embodiment provides a split type nacelle, a wind turbine generator and a bearing seat, by setting the split type nacelle as the structural form of the first cabin, the second cabin and the support piece, the first cabin is used to place the first equipment group and the second cabin is used to place the second equipment group, the support piece is detachably connected between the first equipment group and the second base of the second cabin, so that the first cabin and the second cabin can be split into two independent parts, during the transportation of the split type nacelle, the split type nacelle can be independently transported after splitting, effectively avoiding the problem of inconvenient transportation caused by the overall size of the nacelle being too large, reducing the transportation difficulty of the nacelle as a whole, improving the transportation efficiency and transportation capacity of the nacelle, and realizing more convenient transportation of the nacelle. BRIEF DESCRIPTION OF DRAWINGS

[0018] The features, advantages, and technical effects of the exemplary embodiments of the utility model will be described below with reference to the drawings.

[0019] Figure 1 It is a structure distribution diagram of a split type nacelle of the utility model embodiment.

[0020] Figure 2 It is an internal structure schematic view of a split type nacelle of the utility model embodiment.

[0021] Figure 3 It is an internal side view of a split type nacelle of the utility model embodiment.

[0022] Figure 4 It is an internal side view of another split type nacelle of the utility model embodiment.

[0023] Figure 5 It is an internal side view of another split type nacelle of the utility model embodiment.

[0024] Figure 6 is another internal side view of the split cabin according to an embodiment of the present application;

[0025] Figure 7 is a structural schematic view of a bearing seat according to an embodiment of the present application;

[0026] Figure 8 is another structural schematic view of a bearing seat according to an embodiment of the present application;

[0027] Figure 9 is another structural schematic view of a bearing seat according to an embodiment of the present application.

[0028] Reference signs:

[0029] 100 - split cabin; 200 - first device group; 300 - second device group; 201 - bearing seat; 202 - barrel body; 203 - adapter; 1 - first protrusion; 2 - second protrusion; 3 - third protrusion; 4 - fourth protrusion; 301 - current transformer; 302 - transformer;

[0030] 10 - first cabin; 11 - first base; 12 - first shell;

[0031] 20 - second cabin; 21 - second base; 22 - second shell; 30 - support member;

[0032] 31 - support plate; 31a - clamping groove; 31b - weight-reducing groove; 32 - first support rod; 33 - second support rod; 34 - third support rod; 35 - fourth support rod.

[0033] In the drawings, the same components have the same reference numerals, although the drawings are not drawn to scale. DETAILED DESCRIPTION

[0034] Features and exemplary embodiments of each aspect of the present application will be described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present application. However, it will be apparent to one of ordinary skill in the art that the present application can be practiced without some or all of these specific details. The description of the embodiments is merely illustrative of the present application and is not intended to limit the present application, as is apparent to one of ordinary skill in the art. In the drawings and the following description, well-known structures and techniques have not been shown in order not to obscure the present application; and, for the purpose of clarity, not every component is called out in every drawing. Furthermore, the features, structures or characteristics described below can be combined in any suitable manner in one or more embodiments.

[0035] The orientation words appearing in the following description are the directions shown in the drawings, and do not limit the specific structure of the split cabin, the wind turbine generator set and the bearing seat of the utility model. In the description of the utility model, it should be explained that, unless otherwise specified and limited, the terms "mounting" and "connection" should be understood in a broad sense, for example, can be fixed connection, can be detachable connection, or integrally connected; can be directly connected, or indirectly connected. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0036] In order to better understand the utility model, the following will be combined with Figures 1 to 9 The split cabin, the wind turbine generator set and the bearing seat of the utility model embodiment are described in detail.

[0037] Please refer to Figure 1 and Figure 2 According to the utility model embodiment, a split cabin 100 is provided, which comprises a first cabin 10, a second cabin 20 and a support 30, the first cabin 10 comprises a first base 11 and a first shell 12, the first base 11 is connected with the first shell 12 and forms a first cavity by surrounding, and the first cavity is used for accommodating a first equipment group 200; the second cabin 20 is arranged on one side of the first cabin 10 in the height direction of itself, the second cabin 20 comprises a second base 21 and a second shell 22, the second base 21 is connected with the second shell 22 and forms a second cavity by surrounding, and the second cavity is used for accommodating a second equipment group 300; one end of the support 30 penetrates through the first shell 12 and is used for being connected with the first equipment group 200, and the other end is connected with the second base 21, and the support 30 is detachably connected with at least one of the second base 21 and the first equipment group 200.

[0038] Optionally, in the embodiment, the split cabin 100 is provided as the structural form of the first cabin 10, the second cabin 20 and the support 30, the first cabin 10 in which is formed by surrounding the first base 11 and the first shell 12, and the first cabin 10 can be connected with the tower of the wind turbine generator set through the first base 11, so that the split cabin 100 in the embodiment is arranged on the tower as a whole.

[0039] The first cavity formed by the first cabin 10 is used for accommodating the first equipment group 200, and optionally, the first equipment group 200 can be a transmission assembly connected with an impeller, specifically comprising a transmission shaft, a bearing and a bearing seat 201, and the first equipment group 200 can further comprise a gear box and a generator connected with the transmission shaft and other equipment, which are not limited in the application, and the first equipment group 200 can adopt, for example, the components placed in the cabin in the traditional double-fed, medium-speed and direct-drive technical route.

[0040] Optionally, the second cabin 20 specifically comprises a second base 21 and a second shell 22, and encloses a second cavity, the second cabin 20 can be arranged above the first cabin 10 under the support of the support 30, and the second cavity is used for accommodating a second device group 300, which can be a transformer 302, a converter 301, a control cabinet, a climate control and heat dissipation device, etc., and the application does not limit this.

[0041] Optionally, the first base 11 and the second base 21 can adopt a steel structure, the first shell 12 and the second shell 22 can adopt a glass steel shell, and the first cabin 10 and the second cabin 20 can also adopt a container structure, and the application does not specially limit the specific structure and material of the first cabin 10 and the second cabin 20. Since the first cabin 10 needs to bear a large load, a plurality of trusses or the like can be used in the first cabin 10 to form support for the first shell 12.

[0042] The support 30 is mainly used to support the second cabin 20 above the first cabin 10, and the support 30 needs to pass through the first shell 12 and be connected to the first device group 200 inside, which can provide connection points for the support 30 to stably support the second cabin 20, so as to connect the support 30 to the second base 21 of the second cabin 20 to form a support connection.

[0043] The specific structure of the support 30 can be determined according to the actual load of the second cabin 20 and the second device group 300 inside it, and the application does not specially limit the actual structure of the support 30, as long as it can ensure stable and reliable support for the second cabin 20 and the second device group 300 inside it. The weight directly transmits the load to the first device group 200, such as a bearing seat 201, and then to the first base 11, the tower, and the foundation through the support 30.

[0044] In order to facilitate the transportation of the split type nacelle 100, the support 30 is detachably connected to the first device group 200 and the second base 21 in the embodiment, for example, in the form of bolt connection; when the split type nacelle 100 needs to be transported, the support 30 can be directly detached from the first device group 200 and the second base 21, so as to separate the first cabin 10 and the second cabin 20, and independently transport them, thereby reducing the overall transportation size of the nacelle and improving the convenience of nacelle transportation.

[0045] Then, after the first cabin 10 and the second cabin 20 are separately transported, they can be assembled on site or hoisted in blocks, quickly assembled and reinstalled, and the overall structure of the split type nacelle 100 is formed again, thereby saving the on-site installation time.

[0046] The utility model embodiment provides a kind of split type engine room 100, by being set to the structural form of first cabin 10, second cabin 20 and support piece 30, first cabin 10 is used to place first equipment group 200 and second cabin 20 is used to place second equipment group 300, it is detachably connected between first equipment group 200 and the second base 21 of second cabin 20 using support piece 30, so that first cabin 10 and second cabin 20 can be split into two independent components, during the process of transporting split type engine room 100, it can be independently transported after being split respectively, effectively avoid the problem of inconvenient transportation caused by the overall size of engine room being too large, reduce the transportation difficulty of engine room as a whole, improve the transportation efficiency and transportation capacity of engine room, realize more convenient transportation of engine room.

[0047] As an optional embodiment, please refer to Figure 3 First equipment group 200 includes bearing seat 201, bearing seat 201 includes barrel body 202 and adapter body 203, adapter body 203 is set out from barrel body 202, one end of support piece 30 passes through first shell 12 and is used to be connected with adapter body 203 in bearing seat 201, and the other end is connected with second base 21.

[0048] Optionally, support piece 30 is specifically connected to bearing seat 201 in first equipment group 200 in the embodiment, since bearing seat 201 has better structural stability, stable connection can be formed with support piece 30, and support piece 30 is supported on bearing seat 201, so that the acting force of second cabin 20 is closer to tower tube, so that the overall gravity center of engine room is closer to tower tube, so that the stability of overall structure is higher.

[0049] As for the specific structure of bearing seat 201, bearing seat 201 is set to the structural form of barrel body 202 and adapter body 203 in the embodiment, that is, adapter body 203 is set out from barrel body 202, the main role of adapter body 203 is to provide connection position for support piece 30, so that support piece 30 forms more stable support on bearing seat 201.

[0050] Optionally, adapter body 203 can be block structure protruding from the surface of barrel body 202, and the specific position can be determined according to the required connection point of actual support piece 30, and the specific structure and position of adapter body 203 are not specially limited in the application, and the direction of adapter body 203 protruding from barrel body 202 can be determined according to the connection position of actual support piece 30.

[0051] The embodiment of the utility model provides a split type engine room 100, through connecting support piece 30 between second base 21 and bearing seat 201 on adapter body 203, first cabin 10 can be supported on bearing seat 201 more stably through support piece 30, on the basis of providing support position for first cabin 10, the stability of support structure whole is improved, better satisfy the requirement of load bearing.

[0052] As an optional embodiment, please refer to Figure 3 Adapter body 203 includes first protruding 1, first protruding 1 is protruding from the outer surface of cylinder body 202 along the radial direction of cylinder body 202, support piece 30 includes support plate 31, support plate 31 has clamping groove 31a, the opening of clamping groove 31a faces cylinder body 202 and matches the outer surface of cylinder body 202, clamping groove 31a is configured to be clamped to cylinder body 202 and connected with first protruding 1, one end of support plate 31 away from clamping groove 31a is connected with second base 21.

[0053] Optionally, in the embodiment, support piece 30 is provided as support plate 31 structure, in order to make support plate 31 better connected between second base 21 and the cylinder body 202 of bearing seat 201, clamping groove 31a can be provided on support plate 31, clamping groove 31a can be arc-shaped groove structure, so that it can better adapt to the outer surface of cylinder body 202, support plate 31 can be clamped and connected with the outer surface of cylinder body 202 through its own clamping groove 31a.

[0054] In order to better form clamping between cylinder body 202 and support plate 31, optionally, first protruding 1 protruding along the radial direction can be provided on the outer surface of cylinder body 202, first protruding 1 can be an arc-shaped plate structure extending along the circumference of cylinder body 202, which can be used as a flange on the surface of cylinder body 202, after support plate 31 is clamped to the outer surface of cylinder body 202, bolt connection can be formed between first protruding 1 and the position of its own clamping groove 31a, so as to connect support plate 31 to cylinder body 202.

[0055] For the specific structure of support piece 30, it can be integrally formed by welding or casting process, optionally, support piece 30 can be an independent sheet metal part, and the processing and forming process of support piece 30 is not specially limited in the application.

[0056] The embodiment of the utility model provides a split type engine room 100, through setting support piece 30 as the structure of support plate 31 and forming clamping connection between first protruding 1 on cylinder body 202 and its own clamping groove 31a, a specific structure of support piece 30 is provided, which has better structural strength and is conducive to load transmission.

[0057] As an optional embodiment, please refer to Figure 3 The support plate 31 has a lightening groove 31b arranged at the connecting end of the support plate 31 and the second base 21, and the opening direction of the lightening groove 31b is opposite to the opening direction of the clamping groove 31a and faces the second base 21.

[0058] To further reduce the structural load of the whole machine cabin, optionally, the support 30 is improved in the embodiment, and specifically, the lightening groove 31b is arranged on the support 30, so as to reduce the weight of the support 30 itself.

[0059] As shown in Figure 3 , two spaced lightening grooves 31b are arranged at the connecting end of the support 30 and the second base 21 in the embodiment, and the opening direction of the lightening groove 31b is opposite to the opening direction of the clamping groove 31a, and the specific arrangement position, quantity and structure of the lightening groove 31b are not specially limited in the application.

[0060] The embodiment of the utility model provides a split type machine cabin 100, through setting lightening groove 31b structure on support 30, on the basis of forming clamping connection with the clamping groove 31a and the barrel body 202, reduce the weight of support 30 itself, thereby reduce the structural load of the whole machine cabin, be favorable to the lightweight design of the whole machine cabin, to make the structure whole has better stability.

[0061] As an optional embodiment, please refer to Figure 3 The adapter 203 includes a plurality of first protrusions 1, and the plurality of first protrusions 1 are arranged in the axial direction of the barrel body 202. The support 30 includes a plurality of support plates 31 arranged in the axial direction. Each support plate 31 is clamped to the barrel body 202 by a respective clamping groove 31a and connected to a corresponding first protrusion 1. The end of each support plate 31 away from the respective clamping groove 31a is connected to the second base 21.

[0062] Optionally, the support 30 is arranged in the form of a plurality of support plates 31 in the embodiment. Each support plate 31 is clamped to the outer surface of the barrel body 202 by its own clamping groove 31a. Therefore, the plurality of support plates 31 can be simultaneously supported between the bearing seat 201 and the second base 21, further improving the stability of the support 30.

[0063] Correspondingly, a corresponding number of first protrusions 1 need to be arranged on the barrel body 202 of the bearing seat 201, and the plurality of first protrusions 1 are arranged at intervals on the barrel body 202, thereby forming a corresponding connection with the plurality of support plates 31, and providing a connection position for the connection of the plurality of support plates 31. As shown in the figure, in the embodiment, the support 30 is arranged as two support plates 31 clamped on the barrel body 202, and the specific number of the support plates 31 is not specially limited in the application, and can be determined according to actual support requirements.

[0064] The embodiment of the utility model provides a split type engine room 100, through setting up the support 30 as the structure form of the plurality of support plates 31, and setting up a corresponding number of first protrusions 1 on the barrel body 202 and connecting with the support plate 31, under the common action of the plurality of support plates 31, the support stability to the second cabin 20 is improved, and the strength of the whole structure is further improved.

[0065] As an optional embodiment, please refer to Figure 4 The adapter 203 includes a second protrusion 2 and a third protrusion 3, the second protrusion 2 protrudes from the outer surface of the barrel body 202 along the radial direction of the barrel body 202 and is located at one end of the barrel body 202 in the axial direction thereof, the third protrusion 3 protrudes from the barrel body 202 along the axial direction of the barrel body 202 and is located at the other end of the barrel body 202 in the axial direction thereof, the support 30 includes a first support rod 32 and a second support rod 33, one end of the first support rod 32 is connected to the second protrusion 2 and the other end is connected to the second base 21, and one end of the second support rod 33 is connected to the third protrusion 3 and the other end is connected to the second base 21.

[0066] Optionally, in the embodiment, the support 30 is arranged in the structure form of the first support rod 32 and the second support rod 33, so that the two kinds of support rods are respectively connected to the second protrusion 2 and the third protrusion 3 arranged on the barrel body 202, to provide a connection position for the first support rod 32 and the second support rod 33.

[0067] Optionally, the second protrusion 2 can be located at the front end of the barrel body 202, that is, close to the connection end of the impeller, and the second protrusion 2 can be a locking pin mounting seat, to provide a connection position for the first support rod 32; and the third protrusion 3 can be arranged at the rear end of the barrel body 202, that is, close to the connection end of the generator, and the third protrusion 3 is a bearing seat 201 rear foot extending along the axial direction, to provide a connection position for the second support rod 33.

[0068] Of course, the above two support structures can also be combined according to actual support requirements, such as Figure 5As shown, that is, in the use of the first support rod 32 and the second support rod 33 to the front and rear end of the bearing seat 201 form support, and then in the middle of the bearing seat 201 position by the above-mentioned support plate 31 through the clamping groove 31a and bearing seat 201 clamping, so that more stable and reliable support on the bearing seat 201 on the second cabin 20.

[0069] The embodiment of the utility model provides a split type engine room 100, through setting up support piece 30 as the structure form of first support rod 32 and second support rod 33, provide another specific structure of support piece 30, can form support simultaneously with the front end and rear end of bearing seat 201, thereby forming more stable support to second cabin 20, simultaneously convenient to process shaping once, and installation precision is controllable.

[0070] As an optional embodiment, please refer to Figure 6 The adapter body 203 includes a pair of fourth protrusions 4 protruding radially from the outer surface of the cylinder body 202 and spaced axially along the cylinder body 202. The support piece 30 includes a pair of support frames, each of which includes a third support rod 34 and a fourth support rod 35. One end of the third support rod 34 is connected to the fourth protrusion 4, and the other end is connected to the second base 21. The fourth support rod 35 is connected between the third support rod 34 and the second base 21 and collectively forms a triangular structure.

[0071] Alternatively, in the present embodiment, the support piece 30 is arranged in the form of a support frame, specifically including a third support rod 34 and a fourth support rod 35. Similarly, a fourth protrusion 4 is arranged on the cylinder body 202 of the bearing seat 201 to be connected to the support frame. The fourth protrusion 4 can be a protruding block structure protruding from the outer surface of the cylinder body 202.

[0072] At this time, the third support rod 34 in the support frame is connected between the fourth protrusion 4 and the second base 21, forming vertical support. Meanwhile, the fourth support rod 35 is connected between the third support rod 34 and the second base 21, that is, the fourth support rod 35 forms an inclined support to form a triangular structure. The stability of the triangular structure improves the stability of the support frame in supporting the second cabin 20.

[0073] Alternatively, the support frame structure provided in the present embodiment can not be limited to only using the third support rod 34 and the fourth support rod 35. It can also be designed flexibly according to actual support requirements. The specific structure of the support frame and the angle of the inclined support formed are not specially limited in the present application. The stability of the triangle can be used to improve the overall structural strength of the support piece 30.

[0074] The embodiment of the utility model provides a split type engine room 100, through setting up the support piece 30 as the structure form of third support rod 34 and fourth support rod 35, and connecting to form the triangular structure, thereby improve the stability of support piece 30 to the second cabin 20 support, make the structure whole has higher strength, satisfy the bearing demand of greater load.

[0075] According to the utility model embodiment provides a kind of wind generating set, including tower, first equipment group 200, impeller, second equipment group 300 and the split type engine room 100 as described above, split type engine room 100 is set to the side of tower in its height direction, the first base 11 of first cabin 10 is connected with tower, second cabin 20 is set to the side of first cabin 10 in height direction and away from tower;First equipment group 200 is set to first cabin 10;Impeller is connected with first equipment group 200, to make wind energy into electric energy;Second equipment group 300 is set to second cabin 20, second equipment group 300 is connected with first equipment group 200, to convert electric energy.

[0076] For the transportation of wind generating set in the embodiment, split type engine room 100 needs to be disassembled at this time, that is, support piece 30 between first cabin 10 and second cabin 20 is disassembled, so that two cabins are separated to transport two cabins independently, to meet the size requirement of split type engine room 100 transportation.

[0077] It needs to be understood that first equipment group 200 in first cabin 10 and second equipment group 300 in second cabin 20 need to be transported separately, that is, only first shell 12 and first base 11, and second shell 22 and second base 21 are independently transported when transporting engine room, when transportation is completed, split type engine room 100 and first equipment group 200 and second equipment group 300 in it are assembled and connected.

[0078] Optionally, converter 301 and transformer 302 are included in second equipment group 300, and generator in first equipment group 200 is sequentially connected to converter 301 and transformer 302 after forming current, converter 301 inversely converts electric energy generated by generator into alternating current that can be stably adapted to power grid, and then completes voltage rise through transformer 302, and after completing connection, as shown in Figure 2 Converter 301 can be symmetrically arranged on both sides of transformer 302, and high-voltage cable can enter engine room platform from the side hole of bearing seat 201 of second cabin 20 and then enter tower tube after being connected with transformer 302.

[0079] Of course, converter 301 and transformer 302 can also adopt other layout forms such as front and rear layout (transformer 302 is in front, and converter 301 is in rear), as shown in Figure 6As shown, so as to facilitate the cable reasonable wiring, reduce the mutual crosstalk of the cable.

[0080] Please refer to Figures 7 to 9 According to the embodiment of the utility model provides a bearing seat 201, including cylinder body 202 and adapter body 203, adapter body 203 is set out from cylinder body 202, adapter body 203 is configured to be connected with the support 30 in split type nacelle 100.

[0081] In order to better make bearing seat 201 adapt to the above-mentioned split type nacelle 100, so that the support 30 in it can be stably connected to the bearing seat 201, therefore, optionally, as Figure 7 As shown, the adapter body 203 of the bearing seat 201 in the embodiment includes a first protrusion 1, which protrudes from the outer surface of the cylinder body 202 along the radial direction of the cylinder body 202, and the first protrusion 1 includes an arc-shaped plate structure extending along the circumference of the cylinder body 202, so as to facilitate the clamping connection with the support plate 31 having a clamping groove 31a.

[0082] Optionally, as Figure 8 As shown, the adapter body 203 can also include a second protrusion 2 and a third protrusion 3, the second protrusion 2 protrudes from the outer surface of the cylinder body 202 along the radial direction of the cylinder body 202 and is located at one end of the cylinder body 202 in the axial direction of itself, the third protrusion 3 protrudes from the cylinder body 202 along the axial direction of the cylinder body 202 and is located at the other end of the cylinder body 202 in the axial direction of itself, the second protrusion 2 and the third protrusion 3 include block structures to facilitate the connection of the first support rod 32 and the second support rod 33.

[0083] Optionally, as Figure 9 As shown, the adapter body 203 can also be provided in the form of a fourth protrusion 4, similar to the block structure of the second protrusion 2 and the third protrusion 3, the fourth protrusion 4 is also provided as a protruding block structure to facilitate the connection with the support frame structure having inclined struts.

[0084] The utility model embodiment provides a split type nacelle, a wind turbine generator and a bearing seat, by setting the split type nacelle as the structure form of first cabin, second cabin and support, the first cabin is used to place first equipment group and the second cabin is used to place second equipment group, the support is detachably connected between the first equipment group and the second base of the second cabin, so that the first cabin and the second cabin can be split into two independent parts, during the transportation of the split type nacelle, it can be independently transported after being split, effectively avoiding the problem of inconvenient transportation caused by the overall size of the nacelle being too large, reducing the transportation difficulty of the nacelle as a whole, improving the transportation efficiency and transportation capacity of the nacelle, and realizing more convenient transportation of the nacelle.

[0085] Although the utility model has been described with reference to the preferred embodiments, various modifications can be made to it without departing from the scope of the utility model and equivalent replacements can be made to the components therein. In particular, the technical features mentioned in each embodiment can be combined in any manner as long as there is no structural conflict. The utility model is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A split nacelle (100), characterized in that, The application relates to a first cabin (10) comprising a first base (11) and a first shell (12), the first base (11) being connected with the first shell (12) and enclosing a first cavity for accommodating a first device group (200); a second cabin (20) arranged on one side of the first cabin (10) in the height direction of the first cabin (10), the second cabin (20) comprising a second base (21) and a second shell (22), the second base (21) being connected with the second shell (22) and enclosing a second cavity for accommodating a second device group (300); and a support (30) having one end penetrating through the first shell (12) and being connected with the first device group (200) and the other end being connected with the second base (21), the support (30) being detachably connected with at least one of the second base (21) and the first device group (200). The first device group (200) comprises a bearing seat (201) comprising a cylinder body (202) and an adapter body (203) protruding from the cylinder body (202), one end of the support (30) penetrating through the first shell (12) is connected with the adapter body (203) in the bearing seat (201), and the other end is connected with the second base (21). The adapter body (203) comprises a first protrusion (1) protruding from the outer surface of the cylinder body (202) in the radial direction of the cylinder body (202), the support (30) comprises a support plate (31) having a clamping groove (31a) with an opening facing the cylinder body (202) and matching the outer surface of the cylinder body (202), the clamping groove (31a) is configured to be clamped on the cylinder body (202) and connected with the first protrusion (1), and one end of the support plate (31) away from the clamping groove (31a) is connected with the second base (21). The support plate (31) has a weight-reducing groove (31b) arranged at the connecting end of the support plate (31) and the second base (21), the opening direction of the weight-reducing groove (31b) is opposite to that of the clamping groove (31a) and faces the second base (21); and / or 2. The split nacelle (100) according to claim 1, characterized in that, The adapter body (203) comprises a plurality of first protrusions (1) arranged at intervals in the axial direction of the cylinder body (202), the support (30) comprises a plurality of support plates (31) arranged at intervals in the axial direction, each support plate (31) is clamped on the cylinder body (202) and connected with the corresponding first protrusion (1) through the corresponding clamping groove (31a), and one end of each support plate (31) away from the corresponding clamping groove (31a) is connected with the second base (21).

3. The split nacelle (100) according to claim 2, characterized in that, ​ 4. The split nacelle (100) according to claim 3, characterized in that, ​ ​ 5. The split nacelle (100) according to claim 2, characterized in that, The adapter (203) comprises a second protrusion (2) and a third protrusion (3), the second protrusion (2) protrudes radially from the outer surface of the cylinder body (202) and is located at one end of the cylinder body (202) in the axial direction of the cylinder body (202), the third protrusion (3) protrudes axially from the cylinder body (202) and is located at the other end of the cylinder body (202) in the axial direction of the cylinder body (202), the support (30) comprises a first support rod (32) and a second support rod (33), one end of the first support rod (32) is used to connect the second protrusion (2) and the other end is connected to the second base (21), one end of the second support rod (33) is used to connect the third protrusion (3) and the other end is connected to the second base (21); or, The adapter (203) comprises a pair of fourth protrusions (4) arranged in pairs, the fourth protrusions (4) arranged in pairs protrude radially from the outer surface of the cylinder body (202) and are spaced apart in the axial direction of the cylinder body (202), the support (30) comprises a pair of support frames, each support frame comprises a third support rod (34) and a fourth support rod (35), one end of the third support rod (34) is used to connect to the fourth protrusion (4) and the other end is connected to the second base (21), the fourth support rod (35) is connected between the third support rod (34) and the second base (21) and collectively encloses a triangular structure.

6. A wind power unit, characterized in that Comprise: A tower; The split cabin (100) according to any one of claims 1 to 5 is arranged on one side of the tower in the height direction of the tower, the first base (11) of the first cabin (10) is connected to the tower, and the second cabin (20) is arranged on the side of the first cabin (10) away from the tower in the height direction; A first device group (200) is arranged in the first cabin (10); An impeller is connected to the first device group (200) to convert wind energy into electrical energy; A second device group (300) is arranged in the second cabin (20), and the second device group (300) is connected to the first device group (200) to convert the electrical energy.

7. The wind power plant according to claim 6, characterized in that The second device group (300) comprises a current transformer (301) and a transformer (302), the current transformer (301) is arranged on both sides of the transformer (302), the first device group (200) comprises a generator, and the generator is sequentially connected to the current transformer (301) and the transformer (302).

8. A bearing seat (201) characterized in that, Comprise a cylinder body (202) and an adapter (203), the adapter (203) protrudes from the cylinder body (202) and is arranged to be connected to a support (30) in a split cabin (100).

9. The bearing seat (201) according to claim 8, characterized in that The adapter (203) comprises a first protrusion (1) which protrudes radially from the outer surface of the barrel body (202) and comprises an arc-shaped plate structure extending circumferentially along the barrel body (202).

10. The bearing seat (201) of claim 8, characterized in that, The adapter (203) comprises a second protrusion (2) and a third protrusion (3), the second protrusion (2) protrudes radially from the outer surface of the barrel body (202) and is located at one end of the barrel body (202) in the axial direction of itself, the third protrusion (3) protrudes axially from the barrel body (202) and is located at the other end of the barrel body (202) in the axial direction of itself, and the second protrusion (2) and the third protrusion (3) comprise block structures.

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