Carbon dioxide compressor binding post

Abstract

The utility model relates to the technical field of compressor binding posts, and discloses a carbon dioxide compressor binding post which comprises a compressor shell, the bottom of the compressor shell is fixedly connected with an internal thread bushing, the top of the compressor shell is provided with a mounting hole, and the bottom of the inner side of the mounting hole is fixedly connected with a semicircular external thread bushing. And a binding post assembly is in threaded connection with the interior of the inner threaded sleeve, the binding post assembly comprises a threaded rod, and the top of the threaded rod is fixedly connected with a limiting rod. According to the device, the semicircular threaded sleeve is arranged, the threaded rod is in threaded connection with the interior of the inner threaded sleeve, the limiting rod is located in the semicircular outer threaded sleeve at the moment, then the inner threaded pipe is in threaded connection with the surface of the semicircular outer threaded sleeve, the nut is screwed through the movable plate, and the inner threaded pipe is fixed to the surface of the semicircular outer threaded sleeve; and the whole binding post assembly is fixed through the inner threaded sleeve and the semicircular threaded rod, so that the whole binding post assembly is convenient to disassemble, assemble and fix.

Description

TECHNICAL FIELD

[0001] The utility model relates to compressor terminal post + technical field, concretely is a carbon dioxide compressor terminal post. BACKGROUND

[0002] Carbon dioxide compressor is a kind of equipment specially used for compressing carbon dioxide gas, it plays an important role in a variety of industrial applications. In urea synthesis device, carbon dioxide compressor is used to compress carbon dioxide gas to the required working pressure to promote the progress of chemical reaction. In addition, carbon dioxide compressor is also widely used in refrigeration system, carbon dioxide oil displacement (CCUS-EOR) and supercritical carbon dioxide power generation technology and other fields, on the working principle, carbon dioxide compressor is driven by motor, utilizes piston, screw or centrifugal force to compress carbon dioxide gas, increases its pressure and temperature, to facilitate delivery or use in specific process. In supercritical carbon dioxide cycle, compressor is one of the core components, it can effectively compress carbon dioxide under high temperature and high pressure, improve heat conversion efficiency.

[0003] And the conventional carbon dioxide terminal post is generally connected by thread or directly welded on the surface of compressor, and the conventional threaded connection is prone to looseness during use, and the integral welding is removed as a whole to repair the terminal post. INVENTION CONTENTS

[0004] To solve the above technical problems, the utility model provides a carbon dioxide compressor terminal post, including compressor shell, screw press head, the compressor shell bottom is fixedly connected with internal thread sleeve, the compressor shell top is equipped with mounting hole, the mounting hole inboard bottom is fixedly connected with semicircle external thread sleeve, the internal thread sleeve is internally threadedly connected with terminal post assembly;

[0005] The terminal post assembly includes threaded rod, the threaded rod top is fixedly connected with limit rod, the limit rod top is fixedly connected with connecting column, the connecting column surface is sleeved with internal thread pipe, the internal thread pipe top is fixedly connected with nut, the connecting column top is fixedly connected with limit plate, the limit plate top is fixedly connected with terminal post head, the terminal post head inner wall is equipped with thread hole one.

[0006] Through the above technical scheme, by setting semicircle thread sleeve, threaded rod is threadedly connected in the interior of internal thread sleeve, limit rod is located in the interior of semicircle external thread sleeve at this time, then internal thread pipe is threadedly connected on the surface of semicircle external thread sleeve, then by moving plate screwing nut, internal thread pipe is fixed on the surface of semicircle external thread sleeve, and by internal thread sleeve and semicircle threaded rod, the whole terminal post assembly is fixed, and the whole is fixed and disassembled.

[0007] As a further improvement of the above scheme, the number of the inner threaded sleeve is provided with three, three said inner threaded sleeve is uniformly distributed on the surface with the compressor shell bottom center symmetry, the number of mounting hole is provided with three, three said mounting hole is uniformly distributed on the surface with the compressor shell top center symmetry, the inner threaded sleeve is concentric with the mounting hole.

[0008] Through the above technical scheme, the inner threaded sleeve is concentric with the mounting hole, which is convenient for the installation of the threaded rod.

[0009] As a further improvement of the above scheme, the semi-circular outer threaded sleeve is concentric with the mounting hole, the inner threaded pipe is threadedly connected to the surface of the semi-circular outer threaded sleeve, and the limiting rod is sleeved in the semi-circular outer threaded sleeve.

[0010] Through the above technical scheme, the semi-circular outer threaded sleeve is concentric with the mounting hole, which is convenient for the fixing of the inner threaded pipe and the semi-circular outer threaded sleeve.

[0011] As a further improvement of the above scheme, the number of the threaded hole one is provided with two, two said threaded hole one is uniformly distributed on the inner wall with the terminal post head front center symmetry, and the screw pressing head penetrates the inner wall of the terminal post head.

[0012] As a further improvement of the above scheme, the terminal post head surface is sleeved with a copper column, the copper column surface is provided with a threaded hole two, and the threaded hole two is threadedly connected with a screw pressing head.

[0013] Through the above technical scheme, by setting the copper column, the wire to be connected is inserted from the top of the copper column and connected to the inside of the terminal post head, then the screw pressing head is rotated, the left end of the screw pressing head is in contact with the screw pressing head to fix the connected wire on the inner wall of the terminal post head, and the disassembly and installation are facilitated during maintenance.

[0014] As a further improvement of the above scheme, the number of the threaded hole two is provided with two, two said threaded hole two is uniformly distributed on the surface with the copper column front center symmetry, and the terminal post head left end is threadedly connected in the threaded hole one.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] The utility model discloses a semi-circular threaded sleeve is set, and the threaded rod is threadedly connected in the inner threaded sleeve, and the limiting rod is located in the semi-circular outer threaded sleeve, then the inner threaded pipe is threadedly connected on the surface of the semi-circular outer threaded sleeve, then the nut is screwed through the movable plate, and the inner threaded pipe is fixed on the surface of the semi-circular outer threaded sleeve, and the whole terminal post assembly is fixed through the inner threaded sleeve and the semi-circular threaded rod, so that the overall dismounting and fixing are convenient.

[0017] The utility model discloses a copper column is set up, the wire that needs to be connected is from the top of copper column and is passed into and is connected to the inside of the post head, subsequently rotates the screw press head, and the left end of screw press head is contacted with screw press head and is fixed with the wire that connects the inner wall of post head, and is fixed simultaneously, and is convenient to remove and install when being repaired. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is whole structure schematic drawing of the utility model;

[0019] Figure 2 It is whole wiring post subassembly and compressor shell split structure schematic drawing of the utility model;

[0020] Figure 3 It is compressor shell cross section schematic drawing of the utility model;

[0021] Figure 4 It is wiring post subassembly cross section schematic drawing of the utility model;

[0022] Figure 5 It is the utility model Figure Four A place enlarged structure schematic drawing.

[0023] In the drawing: 1, compressor shell;2, internal thread sleeve;3, mounting hole;4, semicircle external thread sleeve;5, wiring post subassembly;51, threaded rod;52, limit rod;53, connecting column;54, internal thread pipe;55, nut;56, limit plate;57, post head;58, threaded hole one;6, copper column;7, threaded hole two;8, screw press head. DETAILED DESCRIPTION

[0024] Below, combining the drawings and specific implementation, the utility model is described further, need explaining is, under the premise of not conflicting, the following description between each embodiment or each technical feature can be combined to form new embodiment. EMBODIMENT

[0025] Please combine Figures 1-5 The wiring post of a carbon dioxide compressor of the embodiment includes compressor shell 1, screw press head 8, compressor shell 1 bottom fixedly connected with internal thread sleeve 2, compressor shell 1 top is provided with mounting hole 3, and mounting hole 3 inner side bottom is fixedly connected with semicircle external thread sleeve 4, and internal thread sleeve 2 is internally threadedly connected with wiring post subassembly 5.

[0026] The terminal post assembly 5 comprises a threaded rod 51, the top of the threaded rod 51 is fixedly connected with a limiting rod 52, the top of the limiting rod 52 is fixedly connected with a connecting post 53, the surface of the connecting post 53 is sleeved with an internally threaded pipe 54, the top of the internally threaded pipe 54 is fixedly connected with a nut 55, the top of the connecting post 53 is fixedly connected with a limiting plate 56, the top of the limiting plate 56 is fixedly connected with a terminal post head 57, the inner wall of the terminal post head 57 is provided with a threaded hole one 58, when the overall installation is carried out, firstly, the threaded rod 51 is threadedly connected in the internally threaded sleeve 2, at this time, the limiting rod 52 is located in the semicircular externally threaded sleeve 4, then the internally threaded pipe 54 is threadedly connected on the surface of the semicircular externally threaded sleeve 4, then the nut 55 is screwed by the movable plate, and the internally threaded pipe 54 is fixed on the surface of the semicircular externally threaded sleeve 4.

[0027] The number of the internally threaded sleeves 2 is three, the three internally threaded sleeves 2 are uniformly distributed on the surface in a central symmetry manner at the bottom of the compressor shell 1, the number of the mounting holes 3 is three, the three mounting holes 3 are uniformly distributed on the surface in a central symmetry manner at the top of the compressor shell 1, and the internally threaded sleeves 2 are concentric with the mounting holes 3.

[0028] The semicircular externally threaded sleeve 4 is concentric with the mounting hole 3, the internally threaded pipe 54 is threadedly connected on the surface of the semicircular externally threaded sleeve 4, and the limiting rod 52 is sleeved in the semicircular externally threaded sleeve 4.

[0029] The number of the threaded holes one 58 is two, the two threaded holes one 58 are uniformly distributed on the inner wall in a central symmetry manner at the front of the terminal post head 57, and the screw pressing head 8 penetrates the inner wall of the terminal post head 57.

[0030] The copper post 6 is sleeved on the surface of the terminal post head 57, the threaded hole two 7 is formed in the surface of the copper post 6, and the screw pressing head 8 is threadedly connected in the threaded hole two 7.

[0031] The number of the threaded holes two 7 is two, the two threaded holes two 7 are uniformly distributed on the surface in a central symmetry manner at the front of the copper post 6, and the terminal post head 57 is threadedly connected in the threaded hole one 58.

[0032] The implementation principle of the terminal post of the carbon dioxide compressor in the embodiment of the application is as follows: when the overall installation is carried out, firstly, the threaded rod 51 is threadedly connected in the internally threaded sleeve 2, at this time, the limiting rod 52 is located in the semicircular externally threaded sleeve 4, then the internally threaded pipe 54 is threadedly connected on the surface of the semicircular externally threaded sleeve 4, then the nut 55 is screwed by the movable plate, and the internally threaded pipe 54 is fixed on the surface of the semicircular externally threaded sleeve 4.

[0033] The wire to be connected is penetrated from the top of the copper post 6 and connected to the inside of the terminal post head 57, then the screw pressing head 8 is rotated, the left end of the screw pressing head 8 is in contact with the screw pressing head 8, and the connected wire is fixed on the inner wall of the terminal post head 57.

[0034] The above embodiments are only preferred embodiments of the present application, and cannot be used to limit the scope of protection of the present application. Any non-essential changes and substitutions made by those skilled in the art on the basis of the present application belong to the scope of protection required by the present application.

Claims

1. A carbon dioxide compressor terminal, characterized by: It comprises a compressor housing (1) and a screw pressing head (8), wherein the bottom of the compressor housing (1) is fixedly connected to an internal threaded sleeve (2), the top of the compressor housing (1) is provided with a mounting hole (3), the bottom of the inner side of the mounting hole (3) is fixedly connected to a semicircular external threaded sleeve (4), and the internal thread of the internal threaded sleeve (2) is threadedly connected to a terminal assembly (5); The terminal assembly (5) comprises a threaded rod (51), the top of the threaded rod (51) is fixedly connected to a limiting rod (52), the top of the limiting rod (52) is fixedly connected to a connecting column (53), the surface of the connecting column (53) is sleeved with an internal threaded tube (54), the top of the internal threaded tube (54) is fixedly connected to a nut (55), the top of the connecting column (53) is fixedly connected to a limiting plate (56), the top of the limiting plate (56) is fixedly connected to a terminal column head (57), and the inner wall of the terminal column head (57) is provided with a threaded hole (58).

2. The carbon dioxide compressor terminal according to claim 1, characterized in that: The number of the internal threaded sleeves (2) is three, and the three internal threaded sleeves (2) are symmetrically and evenly distributed on the surface with the center of the bottom of the compressor housing (1). The number of the mounting holes (3) is three, and the three mounting holes (3) are symmetrically and evenly distributed on the surface with the center of the top of the compressor housing (1). The internal threaded sleeves (2) are concentric with the mounting holes (3).

3. The carbon dioxide compressor terminal according to claim 1, characterized in that: The semicircular external threaded sleeve (4) is concentric with the mounting hole (3), the internal threaded tube (54) is threadedly connected to the surface of the semicircular external threaded sleeve (4), and the limiting rod (52) is sleeved inside the semicircular external threaded sleeve (4).

4. The carbon dioxide compressor terminal according to claim 1, characterized in that: There are two threaded holes (58), and the two threaded holes (58) are evenly distributed on the inner wall symmetrically with respect to the center of the front of the terminal post (57). The screw pressing head (8) passes through the inner wall of the terminal post (57).

5. The carbon dioxide compressor terminal according to claim 1, characterized in that: A copper column (6) is sleeved on the surface of the terminal post (57), a second threaded hole (7) is provided on the surface of the copper column (6), and a screw pressing head (8) is threadedly connected inside the second threaded hole (7).

6. The carbon dioxide compressor terminal according to claim 5, characterized in that: There are two threaded holes (7) provided. The two threaded holes (7) are evenly distributed on the surface symmetrically with respect to the center of the front face of the copper column (6). The left end of the terminal post (57) is threadedly connected to the inside of the threaded hole (58).

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