CN212963477U

CN212963477U - Platform for testing torque and torsional deformation of main shaft of solar trough collector

Info

Publication number: CN212963477U
Application number: CN202022129846.9U
Authority: CN
Inventors: 张静宏; 苑福生; 赵鑫
Original assignee: Shanxi Obo Energy And Electricity Co ltd
Current assignee: Shanxi Obo Energy And Electricity Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-04-13
Anticipated expiration: 2030-09-25

Abstract

The utility model discloses a platform for testing the torque and torsional deformation of a main shaft of a solar trough collector, in particular to the technical field of test platforms, which comprises a mounting plate, wherein the top of the mounting plate is provided with a test mechanism; the testing mechanism comprises a chain wheel main shaft, a first chain wheel is arranged on one side of the chain wheel main shaft, a high-torque swing machine is fixedly arranged on the other side of the chain wheel main shaft, a swing machine support is arranged at the bottom of the high-torque swing machine, an encoder is fixedly arranged on one side of the swing machine support, a connecting flange is arranged on one side of the high-torque swing machine, a torque sensor is arranged on one side of the connecting flange, a universal chuck is arranged on one side of the torque sensor, a plurality of bearing seat supports are arranged on one side of the universal chuck, and a balance main shaft is arranged at the tops of the. The utility model discloses an it is rotatory to utilize high torque rotation machine to drive balanced main shaft to utilize torque sensor survey arbitrary slewing position's torque.

Description

Platform for testing torque and torsional deformation of main shaft of solar trough collector

Technical Field

The embodiment of the utility model provides a relate to test platform technical field, concretely relates to test solar energy slot type heat collector main shaft torque and twist reverse deformation platform.

Background

The trough type heat collector is a heat collecting device which utilizes a photo-thermal conversion mode, realizes the conversion from light energy to heat energy through processes of focusing, reflecting, absorbing and the like, and enables a heat exchange medium to reach a certain temperature so as to meet the requirements of different loads.

However, in the existing design of the solar trough collector, particularly, a balanced type rotation main shaft lacks a device for testing the torque of any rotation position, and the design of a main shaft rotation balancing structure lacks substantial test data, so that the conditions that the load is large when the rotation machine is actually used and the number of loaded balance shaft units cannot be accurately estimated are caused.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a test solar energy slot type heat collector main shaft torque and twist reverse deformation platform drives balanced main shaft rotation through utilizing high torque rotation machine to utilize the torque sensor to survey the torque of arbitrary gyration position, with the big and the unable accurate condition of estimating of balanced axle unit quantity of carrying when solving among the prior art because the rotation machine in fact use that can't test arbitrary gyration position torque and lead to.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: a platform for testing the torque and torsional deformation of a main shaft of a solar trough collector comprises a mounting plate, wherein a testing mechanism is arranged at the top of the mounting plate;

the testing mechanism comprises a chain wheel main shaft, the chain wheel main shaft is arranged at the top of the mounting plate, a first chain wheel is arranged on one side of the chain wheel main shaft, the first chain wheel is fixedly arranged at the outer end of the chain wheel main shaft, a high-torque swing machine is fixedly arranged on the other side of the chain wheel main shaft, a swing machine support is arranged at the bottom of the high-torque swing machine, the swing machine support is arranged at the top of the mounting plate, an encoder is fixedly arranged on one side of the swing machine support, a second chain wheel is arranged on one side of the encoder, an encoder output shaft is fixedly connected with the second chain wheel, the second chain wheel is arranged at the bottom of the first chain wheel, a chain is arranged between the second chain wheel and the first chain wheel, the chain is meshed with the second chain wheel and the first chain wheel, a connecting flange is arranged on one side of the high-, one side of the torque sensor is provided with a universal chuck, one side of the universal chuck is provided with a plurality of bearing seat supports, the bearing seat supports are arranged at the top of the mounting plate, and the top of each bearing seat support is provided with a balance main shaft.

Furthermore, a V-shaped bearing seat is fixedly arranged at the top of the bearing seat support, and two ends of the balance main shaft are respectively and fixedly connected with the two V-shaped bearing seats.

Furthermore, a cushion block is arranged between the high-torque slewing machine and the slewing machine support.

Furthermore, the centers of the chain wheel main shaft, the high-torque slewing machine, the first chain wheel, the connecting flange, the torque sensor and the universal chuck are on the same horizontal line, and the chain wheel main shaft, the high-torque slewing machine, the first chain wheel, the connecting flange, the torque sensor and the universal chuck are connected through bolts.

Further, a sheath is fixedly arranged at the bottom of the bearing seat support and arranged at the top of the mounting plate, a T-shaped bolt is arranged inside the sheath and penetrates through the sheath and extends into the mounting plate.

Furthermore, a plurality of T-shaped grooves are formed in the mounting plate, and T-shaped bolts are arranged inside the T-shaped grooves.

Furthermore, a fixing plate is fixedly arranged at the bottom of the swing machine support and is arranged at the top of the mounting plate.

Furthermore, a V-shaped roller groove is formed in the V-shaped bearing seat.

The embodiment of the utility model provides a have following advantage:

the utility model transmits the rotation of the high-torque slewing machine to the torque sensor by utilizing the connecting flange, and further transmits the rotation to the universal chuck, the universal chuck is used for generating rotation torque to the tested balance spindle to drive the tested balance spindle to rotate in a normal working range, the rotating position of the tested balance main shaft is accurately recorded through an encoder, the load moment of the slewing machine at the position is recorded by utilizing a torque sensor, meanwhile, the relative torsional deformation of the starting end and the tail end of the position point of the balance main shaft which is furthest away from the rotary center is tested by the laser total station, compared with the prior art, the torsion deformation of the torque machine at any position on the balance main shaft to be measured can be measured, therefore, the conditions that the load is large and the number of loaded balance shaft units cannot be accurately estimated when the rotary machine is actually used can be prevented, and the design of the solar trough collector can be more reasonable.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic view of the overall structure provided by the present invention;

fig. 2 is a schematic structural view of a swing machine support and a mounting plate provided by the present invention;

fig. 3 is a schematic structural view of the V-shaped bearing seat and the swing machine support provided by the present invention;

FIG. 4 is a schematic structural diagram of a spacer and a high-torque rotating machine according to the present invention;

fig. 5 is a schematic structural view of an encoder and a second sprocket provided by the present invention;

fig. 6 is an enlarged view of a in fig. 2 according to the present invention.

In the figure: the device comprises a main shaft of a chain wheel 1, a high-torque rotary machine 2, a first chain wheel 3, a second chain wheel 4, a connecting flange 5, a torque sensor 6, a universal chuck 7, an encoder 8, a chain 9, a rotary machine support 10, a bearing seat support 11, a bearing seat support 12V-shaped, a T-shaped groove 13, a sheath 14, a cushion block 15, a mounting plate 16, a bolt 17T, a balance main shaft 18 and a fixing plate 19.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to the attached drawings 1-6 in the specification, the platform for testing the torque and torsional deformation of the main shaft of the solar trough collector comprises a mounting plate 16, wherein a testing mechanism is arranged at the top of the mounting plate 16;

the testing mechanism comprises a chain wheel main shaft 1, the chain wheel main shaft 1 is arranged at the top of an installation plate 16, a first chain wheel 3 is arranged on one side of the chain wheel main shaft 1, the first chain wheel 3 is fixedly arranged at the outer end of the chain wheel main shaft 1, a high-torque swing machine 2 is fixedly arranged on the other side of the chain wheel main shaft 1, a swing machine support 10 is arranged at the bottom of the high-torque swing machine 2, the swing machine support 10 is arranged at the top of the installation plate 16, an encoder 8 is fixedly arranged on one side of the swing machine support 10, a second chain wheel 4 is arranged on one side of the encoder 8, an output shaft of the encoder 8 is fixedly connected with the second chain wheel 4, the second chain wheel 4 is arranged at the bottom of the first chain wheel 3, a chain 9 is arranged between the second chain wheel 4 and the first chain wheel 3, the chain 9 is meshed with the second chain wheel 4, the high-torque swing type hydraulic balance device is characterized in that a torque sensor 6 is arranged on one side of the connecting flange 5, the high-torque swing machine 2, the connecting flange 5 and the torque sensor 6 are concentric, a universal chuck 7 is arranged on one side of the torque sensor 6, a plurality of bearing seat supports 11 are arranged on one side of the universal chuck 7, the bearing seat supports 11 are arranged on the top of the mounting plate 16, and balance spindles 18 are arranged on the tops of the bearing seat supports 11.

Furthermore, the top of the bearing seat support 11 is fixedly provided with a V-shaped bearing seat 12, and two ends of the balance main shaft 18 are respectively and fixedly connected with the two V-shaped bearing seats 12, so as to facilitate normal rotation of the balance main shaft 18.

Further, a cushion block 15 is arranged between the high-torque slewing machine 2 and the slewing machine support 10, so that the height of the balance main shaft 18 can be adjusted conveniently, and the balance main shafts 18 with different diameters can be on the same axis with the V-shaped bearing seat 12.

Further, the centers of the chain wheel main shaft 1, the high-torque rotating machine 2, the first chain wheel 3, the connecting flange 5, the torque sensor 6 and the universal chuck 7 are on the same horizontal line, and the chain wheel main shaft 1, the high-torque rotating machine 2, the first chain wheel 3, the connecting flange 5, the torque sensor 6 and the universal chuck 7 are connected through bolts, so that the chain wheel main shaft 1, the high-torque rotating machine 2, the first chain wheel 3, the connecting flange 5, the torque sensor 6 and the universal chuck 7 can be conveniently detached through bolts, and therefore the maintenance can be facilitated.

Further, a sheath 14 is fixedly arranged at the bottom of the bearing block support 11, the sheath 14 is arranged at the top of the mounting plate 16, a T-shaped bolt 17 is arranged inside the sheath 14, and the T-shaped bolt 17 penetrates through the sheath 14 and extends into the mounting plate 16, so that the bearing block support 11 is conveniently fixed at the top of the mounting plate 16.

Furthermore, a plurality of T-shaped grooves 13 are formed in the mounting plate 16, and T-shaped bolts 17 are arranged in the T-shaped grooves 13, so that the bearing seat support 11 and the mounting plate 16 are fixed together.

Further, a fixing plate 19 is fixedly arranged at the bottom of the swing support 10, and the fixing plate 19 is arranged at the top of the mounting plate 16, so that the swing support 10 is conveniently fixed at the top of the mounting plate 16.

Further, a V-shaped roller groove is formed in the V-shaped bearing seat 12, so that the balance main shaft 18 with different diameters can be conveniently adapted.

The implementation scenario is specifically as follows: when the utility model is used, the balance main shaft 18 to be tested is required to be firstly installed on the bearing seat support 11, n sections are continuously connected, firstly, n +1 pieces are continuously laid on the bearing seat support 11 in the T-shaped groove 13, lamps are laid according to the length of the balance main shaft 18 to be tested, the bearing seat support 11 is fixed in the T-shaped groove 13 by utilizing the T-shaped bolt 17, so that the bearing seat support 11 can be fixed at the top of the mounting plate 16, after the bearing seat support 11 is installed, two ends of the balance main shaft 18 to be tested are installed in the V-shaped bearing seat 12, the rollers are arranged in the V-shaped bearing seat 12, so that the balance main shaft 18 can play a rolling friction role during rotation, not only can replace a bearing, but also has universality, the balance main shaft 18 with different diameters can be adapted, a bearing cover is covered after the balance main shaft 18n sections are connected, so as to prevent the balance main shaft 18 from sliding out accidentally during the test unbalance loading, when the test is started, the high-torque slewing machine 2 can drive the connecting flange 5 to rotate, the connecting flange 5 is connected with the high-torque slewing machine 2 and the torque sensor 6 in a matching manner, and the torque sensor 6 is connected with the universal chuck 7 in a matching manner. The universal chuck 7 is similar to a machine tool chuck, and rotating a screw can meet the requirement of clamping shafts with different diameters. The high-torque swing machine 2 coaxially drives the chain wheel main shaft 1 to synchronously rotate, the first chain wheel 3 fixed on the chain wheel main shaft 1 synchronously rotates along with the high-torque swing machine 2, the first chain wheel 3 drives the second chain wheel 4 to rotate through the chain 9, and the second chain wheel 4 coaxially drives the encoder 8 to synchronously rotate. The transmission ratio among the chain 9, the first chain wheel 3 and the second chain wheel 4 can be calculated according to the number of gear teeth, and the encoder 8 can record the rotating position of the tested balance main shaft 18 in real time. The rotation of the high-torque slewing machine 2 is transmitted to the torque sensor 6 through the connecting flange 5 and then can be transmitted to the universal chuck 7, then the universal chuck 7 generates a rotation torque on the tested balance spindle 18 to drive the tested balance spindle 18 to rotate in a normal working range, and the rotation position of the tested balance spindle 18 can be accurately recorded through the first chain wheel 3, the chain 9 and the encoder 8. The detected high-torque slewing machine 2 can be controlled to stop at a certain position through a PLC program, the torque sensor 6 can record the slewing machine load torque at the position, meanwhile, the relative torsional deformation of the beginning and the end of the position, which is furthest away from the slewing center, of the balancing spindle 18 is tested by a laser total station, the data are respectively recorded at two limit positions and a middle position in the normal working range of the balancing spindle 18, so that the torque and the torsional deformation at any position of the balancing spindle 18 can be tested, the design scheme is properly adjusted according to the recorded data analysis, the slewing load of the detected balancing spindle 18 in the working range is smaller, the balance of supports such as a beam body, a keel and the like is better, the number of the balancing spindles 18 is properly increased on the basis, a large number of the balancing spindles 18 are driven in the allowable deformation and torque bearing range, so as to realize reasonable matching of power and load, the method specifically solves the problems that the load is large when the slewing machine is actually used and the number of loaded balance shaft units cannot be accurately estimated due to the fact that the torque at any slewing position cannot be tested in the prior art.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a test solar energy slot type heat collector main shaft torque and twist reverse deformation platform, includes mounting panel (16), its characterized in that: the top of the mounting plate (16) is provided with a testing mechanism;

the testing mechanism comprises a chain wheel main shaft (1), the chain wheel main shaft (1) is arranged at the top of a mounting plate (16), a first chain wheel (3) is arranged on one side of the chain wheel main shaft (1), the first chain wheel (3) is fixedly arranged at the outer end of the chain wheel main shaft (1), a high-torque swing machine (2) is fixedly arranged on the other side of the chain wheel main shaft (1), a swing machine support (10) is arranged at the bottom of the high-torque swing machine (2), the swing machine support (10) is arranged at the top of the mounting plate (16), an encoder (8) is fixedly arranged on one side of the swing machine support (10), a second chain wheel (4) is arranged on one side of the encoder (8), an output shaft of the encoder (8) is fixedly connected with the second chain wheel (4), the second chain wheel (4) is arranged at the bottom of the first chain wheel (3), and a chain (9) is arranged between the second, chain (9) and second sprocket (4) and first sprocket (3) mesh mutually, high torque rotation machine (2) one side is equipped with flange (5), flange (5) one side is equipped with torque sensor (6), high torque rotation machine (2), flange (5) and torque sensor (6) are concentric, torque sensor (6) one side is equipped with general chuck (7), general chuck (7) one side is equipped with a plurality of bearing frame supports (11), establish at mounting panel (16) top bearing frame support (11), two of them bearing frame support (11) top is equipped with balanced main shaft (18).

2. The platform of claim 1 for testing the torque and torsional deformation of the main shaft of the solar trough collector, wherein: the balance mechanism is characterized in that V-shaped bearing seats (12) are fixedly arranged at the top of the bearing seat support (11), and two ends of the balance main shaft (18) are fixedly connected with the two V-shaped bearing seats (12) respectively.

3. The platform of claim 1 for testing the torque and torsional deformation of the main shaft of the solar trough collector, wherein: and a cushion block (15) is arranged between the high-torque slewing machine (2) and the slewing machine bracket (10).

4. The platform of claim 1 for testing the torque and torsional deformation of the main shaft of the solar trough collector, wherein: the center of the chain wheel main shaft (1), the high-torque slewing machine (2), the first chain wheel (3), the connecting flange (5), the torque sensor (6) and the universal chuck (7) are on the same horizontal line, and the chain wheel main shaft (1), the high-torque slewing machine (2), the first chain wheel (3), the connecting flange (5), the torque sensor (6) and the universal chuck (7) are connected through bolts.

5. The platform of claim 1 for testing the torque and torsional deformation of the main shaft of the solar trough collector, wherein: the bearing seat support is characterized in that a protective sleeve (14) is fixedly arranged at the bottom of the bearing seat support (11), the protective sleeve (14) is arranged at the top of the mounting plate (16), a T-shaped bolt (17) is arranged inside the protective sleeve (14), and the T-shaped bolt (17) penetrates through the protective sleeve (14) and extends into the mounting plate (16).

6. The platform of claim 5 for testing the torque and torsional deformation of the main shaft of the solar trough collector, wherein: a plurality of T-shaped grooves (13) are formed in the mounting plate (16), and T-shaped bolts (17) are arranged inside the T-shaped grooves (13).

7. The platform of claim 1 for testing the torque and torsional deformation of the main shaft of the solar trough collector, wherein: the bottom of the swing machine support (10) is fixedly provided with a fixing plate (19), and the fixing plate (19) is arranged at the top of the mounting plate (16).

8. The platform of claim 2 for testing the torque and torsional deformation of the main shaft of the solar trough collector, wherein: and a V-shaped roller groove is formed in the V-shaped bearing seat (12).