ORC screw expansion unit control equipment

Abstract

The utility model discloses ORC screw expansion unit control equipment which comprises a machine shell, a frame is fixedly connected to the inner side wall of the machine shell, a controller for controlling an ORC screw expansion unit is installed in the frame, two sets of connecting plates are symmetrically and fixedly connected to the inner side wall of the frame, and the two sets of connecting plates are fixedly connected to the inner side wall of the frame. Two transverse rods are symmetrically and fixedly connected to the inner side wall of the frame, the two transverse rods are sleeved with two sliding sleeves, the portions, close to the sliding sleeves, of the two transverse rods are sleeved with springs, and connecting blocks are fixedly connected to the tops of the two sliding sleeves. By arranging the clamping block, the sliding sleeve, the spring, the inclined frame, the push rod and other structures, the clamping block on one side of the sliding sleeve is driven to move under the acting force of the spring, the ORC screw expansion unit control equipment is conveniently and fixedly installed, meanwhile, the control equipment is conveniently and rapidly dismantled during maintenance under the acting force of the spring, and the service life of the control equipment is prolonged. The maintenance convenience is improved, and the practicability is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of control equipment, in particular to an ORC screw expansion unit control equipment. Background Art

[0002] ORC screw expander is a heat recovery equipment, which mainly uses low-grade heat sources such as waste heat, waste steam, flue gas, etc. to generate electricity. Its working principle is based on screw expansion technology, which expands the volume of the working fluid through the rotation of the screw to achieve thermal energy conversion. This unit is widely used in the recovery and utilization of waste heat, waste steam, flue gas, etc. generated in the processes of petroleum refining, steelmaking, thermal power generation, chemical synthesis, etc.

[0003] At present, the ORC screw expander unit is controlled by a control device, but the control device is mainly installed inside the casing and is generally fixed by screws. However, multiple screws need to be removed one by one for disassembly for maintenance, which increases the inconvenience in maintenance. Moreover, the control device required for the ORC screw expander unit has no enhanced protection, which can easily cause it to be opened and operated at will. Improper operation may cause data deviation of the ORC screw expander unit. In order to solve this problem, a control device for an ORC screw expander unit is proposed. Utility Model Content

[0004] The technical problem to be solved by the utility model is that multiple screws need to be removed one by one for disassembly for maintenance, which increases the inconvenience in maintenance, and the control equipment required by the ORC screw expander unit is not strengthened with protection, which can easily cause the unit to be opened and operated at will, and improper operation may cause deviations in the data of the ORC screw expander unit.

[0005] In order to solve the above technical problems, a technical solution adopted by the utility model is: to provide an ORC screw expander control device, including a casing, the inner side wall of the casing is fixedly connected with a frame, the interior of the frame is used to install a controller for controlling the ORC screw expander, the inner side wall of the frame is symmetrically fixedly connected with two groups of connecting plates, the inner side wall of the frame is symmetrically fixedly connected with two cross bars, the outer sides of the two cross bars are sleeved with two sliding sleeves, the outer sides of the two cross bars close to the sliding sleeves are sleeved with springs, the tops of the two groups of sliding sleeves are fixedly connected with connecting blocks, and the surfaces of the two connecting blocks are fixedly connected with inclined frames;

[0006] A push rod is fixedly connected to one side of the surface of the inclined frame, and a push handle is fixedly connected to one end of the push rod. The bottoms of the two groups of sliding sleeves are fixedly connected to clamping blocks, and the surface of the clamping blocks fits tightly with the controller. A screw is rotatably connected to the inner side wall of the casing, and a moving block is threadedly connected to the outer sleeve of the screw. A protective cover is fixedly connected to one end of the moving block, and the surface of the protective cover is slidably mounted on the surface of the frame.

[0007] Preferably, through openings are provided on the surfaces of the two groups of connecting plates, the outer surface of the connecting block is slidably connected to the inner wall of the through opening, the inner wall of the frame is symmetrically penetrated with two through grooves, and the outer surface of the inclined frame is slidably connected to the inside of the through grooves, thereby ensuring that the connecting block and the inclined frame are relatively stable when moving.

[0008] Preferably, two ends of the spring are fixedly connected to one side of the surface of the sliding sleeve and the inner side wall of the frame respectively.

[0009] Preferably, a motor is fixedly connected to the inner wall of the casing, and the output end of the motor is fixedly connected to one end of the screw rod. The motor is arranged to facilitate the rotation of the screw rod, and the operation process is more convenient.

[0010] Preferably, two cabinet doors are rotatably connected to the surface of the casing, and door handles are fixedly connected to the surfaces of the cabinet doors, so that the cabinet doors can be conveniently opened by using the door handles.

[0011] Preferably, support legs are fixedly connected to the four sides of the bottom of the housing, and the housing is conveniently supported by the provided support legs to ensure stability during use.

[0012] The beneficial effects of the utility model are as follows:

[0013] 1. The utility model is provided with structures such as a clamping block, a sleeve, a spring, an inclined frame and a push rod, and utilizes the force of the spring to drive the clamping block on one side of the sleeve to move, so as to facilitate the fixed installation of the control device of the ORC screw expander unit. At the same time, under the force of the spring, it is convenient to quickly dismantle the control device during maintenance, thereby improving the convenience during maintenance and being more practical.

[0014] 2. The utility model provides structures such as a screw, a moving block and a protective plate, and uses the screw to drive the moving block to cover the protective plate on the outside of the frame, so as to protect the control device and avoid opening the control device easily for operation, effectively prevent data deviation caused by improper operation, improve the overall accuracy during use, and be more practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a first-perspective stereogram of an ORC screw expander unit control device of the utility model;

[0016] Figure 2 This is a second perspective stereogram of an ORC screw expander unit control device of the utility model;

[0017] Figure 3 This is a schematic diagram of the appearance of an ORC screw expander unit control device of the utility model;

[0018] Figure 4 For this utility model Figure 2 A is an enlarged view of the middle image.

[0019] In the figure: 1. push handle; 2. cross bar; 3. connecting block; 4. protective cover; 5. casing; 6. inclined frame; 7. push rod; 8. connecting plate; 9. through slot; 10. through opening; 11. frame; 12. controller; 13. moving block; 14. door handle; 15. cabinet door; 16. supporting leg; 17. clamping block; 18. sliding sleeve. DETAILED DESCRIPTION

[0020] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the protection scope of the present invention.

[0021] See also Figure 1 and Figure 3 , an ORC screw expander control device, comprising a casing 5, an inner wall of the casing 5 is fixedly connected with a frame 11, the interior of the frame 11 is used to install a controller 12 for controlling the ORC screw expander, two groups of connecting plates 8 are symmetrically fixedly connected to the inner wall of the frame 11, two cross bars 2 are symmetrically fixedly connected to the inner wall of the frame 11, two sliding sleeves 18 are sleeved and installed on the outside of the two cross bars 2, springs are sleeved and installed on the outside of the two cross bars 2 near the sliding sleeves 18, and the sliding sleeves 18 can be driven to move by the action of the springs, the tops of the two groups of sliding sleeves 18 are fixedly connected with connecting blocks 3, and the surfaces of the two connecting blocks 3 are fixedly connected with inclined frames 6;

[0022] A push rod 7 is fixedly connected to one side of the surface of the inclined frame 6, and a push handle 1 is fixedly connected to one end of the push rod 7. The push handle 1 can be used to push the push rod 7 to move, which is convenient for moving the inclined frame 6. The bottoms of the two sets of sliding sleeves 18 are fixedly connected with clamping blocks 17. The surface of the clamping blocks 17 is tightly fitted with the controller 12, which is convenient for fixing and installing the controller 12. The inner side wall of the casing 5 is rotatably connected with a screw, and the outer sleeve of the screw is threadedly connected with a moving block 13. One end of the moving block 13 is fixedly connected with a protective cover 4. The surface of the protective cover 4 is slidably mounted on the surface of the frame 11. The moving block 13 can be driven by the rotation of the screw to drive the protective cover 4 to move, which is convenient for protecting the controller 12. Two cabinet doors 15 are rotatably connected to the surface of the casing 5, and the surfaces of the cabinet doors 15 are fixedly connected with door handles 14. The cabinet doors 15 are conveniently opened by the door handles 14. Support legs 16 are fixedly connected to the bottom of the casing 5 all around. The support legs 16 are provided to facilitate supporting the casing 5 and ensure stability during use.

[0023] like Figure 1 and Figure 2 as well as Figure 4 As shown, through openings 10 are provided on the surfaces of the two groups of connecting plates 8, the outer surface of the connecting block 3 is slidably connected to the inner wall of the through opening 10, the inner wall of the frame 11 is symmetrically penetrated with two through grooves 9, the outer surface of the inclined frame 6 is penetrated and slidably connected to the inside of the through grooves 9, to ensure that the connecting block 3 and the inclined frame 6 are relatively stable when moving, the two ends of the spring are respectively fixedly connected to one side of the surface of the sliding sleeve 18 and the inner wall of the frame 11, the inner wall of the casing 5 is fixedly connected to a motor, the output end of the motor is fixedly connected to one end of the screw, the motor is arranged to facilitate the rotation of the screw, and the operation process is relatively convenient.

[0024] When the utility model is in use, the cabinet door 15 can be opened by the door handle 14 first. When installing the controller 12, the motor is turned on, and the motor drives the screw to rotate. The screw rotation drives the moving block 13 to move, so as to facilitate the movement of the protective cover 4. When installing the controller 12, the push handle 1 is used to push the push rod 7 to move. Under the action of the push rod 7, the inclined frame 6 drives the connecting block 3 to slide inside the through opening 10, so that the sliding sleeve 18 squeezes the spring and moves the clamping block 17, so that the controller 12 is located between the clamping blocks 17. Under the action of the spring, it can be quickly clamped and easily removed under the action of the spring, which improves the convenience during maintenance and is more practical.

[0025] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An ORC screw expander control device, comprising a casing (5), characterized in that: The inner wall of the casing (5) is fixedly connected to a frame (11), the interior of the frame (11) is used to install a controller (12) for controlling the ORC screw expander unit, the inner wall of the frame (11) is symmetrically fixedly connected to two groups of connecting plates (8), the inner wall of the frame (11) is symmetrically fixedly connected to two cross bars (2), the exteriors of the two cross bars (2) are sleeved with two sliding sleeves (18), the exteriors of the two cross bars (2) close to the sliding sleeves (18) are sleeved with springs, the tops of the two groups of sliding sleeves (18) are fixedly connected to connecting blocks (3), and the surfaces of the two connecting blocks (3) are fixedly connected to inclined frames (6); A push rod (7) is fixedly connected to one side of the surface of the inclined frame (6), one end of the push rod (7) is fixedly connected to a push handle (1), the bottoms of the two sets of sliding sleeves (18) are fixedly connected to clamping blocks (17), the surface of the clamping blocks (17) is tightly fitted with the controller (12), the inner side wall of the housing (5) is rotatably connected to a screw rod, the outer sleeve of the screw rod is threadedly connected to a moving block (13), one end of the moving block (13) is fixedly connected to a protective cover (4), and the surface of the protective cover (4) is slidably mounted on the surface of the frame (11).

2. The ORC screw expander control device according to claim 1, characterized in that: Through openings (10) are provided on the surfaces of the two groups of connecting plates (8), the outer surface of the connecting block (3) is slidably connected to the inner wall of the through opening (10), the inner wall of the frame (11) is symmetrically penetrated with two through slots (9), and the outer surface of the inclined frame (6) is penetrated and slidably connected to the inside of the through slots (9).

3. The ORC screw expander control device according to claim 1, characterized in that: The two ends of the spring are respectively fixedly connected to one side of the surface of the sliding sleeve (18) and the inner side wall of the frame (11).

4. The control device of an ORC screw expander unit according to claim 1, characterized in that: The inner side wall of the casing (5) is fixedly connected with a motor, and the output end of the motor is fixedly connected to one end of the screw rod.

5. The ORC screw expander control device according to claim 1, characterized in that: Two cabinet doors (15) are rotatably connected to the surface of the casing (5), and door handles (14) are fixedly connected to the surfaces of the cabinet doors (15).

6. The ORC screw expander control device according to claim 1, characterized in that: Support legs (16) are fixedly connected to the four sides of the bottom of the casing (5).

Images