Splicing type rack of low-temperature screw parallel unit

Abstract

The utility model discloses a splicing type rack of a low-temperature screw parallel unit, which comprises a bottom frame and a vertical frame, the bottom frame is arranged on the vertical frame, the bottom frame comprises a first channel steel, a second channel steel and a central channel steel, and the first channel steel and the central channel steel are connected between the second channel steel through bolts; straight channel steel is clamped between the first channel steel and the center channel steel, positioning columns and limiting columns are arranged at the bottom of the straight channel steel, positioning holes and strip-shaped grooves are formed in the first channel steel and the center channel steel, the positioning holes correspond to the positioning columns, the strip-shaped grooves correspond to the limiting columns, telescopic pieces are arranged on the inner side of the first channel steel and the inner side of the center channel steel, and limiting holes are formed in the limiting columns. The movable end of the telescopic piece extends into the limiting hole to limit the limiting column to freely disengage from the strip-shaped groove. The utility model has the advantages of novel structure, reliable assembly, difficult falling apart and stable structure, and the straight channel steel adopts a non-bolt fixing mode, so that the disassembly is simple, labor-saving and convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of screw parallel units, in particular to a assembleable frame of a low-temperature screw parallel unit. Background Art

[0002] A screw parallel unit refers to an operating mode in which two or more refrigeration compressors share the same air inlet and return pipes. Parallel operation simply and effectively changes the cooling capacity of the refrigeration system by changing the number of compressors that are turned on. It has the advantages of energy saving and easy adjustment.

[0003] Existing low-temperature screw parallel units are usually arranged on a frame, on which straight channel steel is installed, and on which brackets for installing and supporting refrigeration equipment are installed. The refrigeration equipment is heavy, and the straight channel steel is continuously under pressure, which is easy to deform and needs to be replaced frequently. The straight channel steel is fixed by bolts, which is inconvenient to disassemble and assemble, and has low operating efficiency.

[0004] The existing patent document (publication number: CN219283695U) discloses "a assembleable frame of a water-cooled condensing unit", which also has the above-mentioned technical problems. Summary of the invention

[0005] The utility model aims to solve the above-mentioned technical problems existing in the prior art and provides a detachable frame of a low-temperature screw parallel unit, which has a novel structure, reliable assembly, is not easy to fall apart, has a stable structure, and the straight channel steel is fixed in a non-bolt manner, which is simple to disassemble, labor-saving and convenient.

[0006] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0007] The assembleable frame of the low-temperature screw parallel unit includes: a base frame and a vertical frame, the base frame is arranged on the vertical frame, and is characterized in that: the base frame includes a first channel steel, a second channel steel and a central channel steel, the first channel steel and the central channel steel are connected between the second channel steel by bolts; a straight channel steel is clamped between the first channel steel and the central channel steel, and a positioning column and a limiting column are respectively arranged at the bottom of the straight channel steel, and the first channel steel and the central channel steel are both provided with positioning holes and strip grooves, the positioning holes correspond to the positioning columns, and the strip grooves correspond to the limiting columns, and the inner sides of the first channel steel and the central channel steel are both provided with telescopic parts, and the limiting columns are provided with limiting holes, and the movable end of the telescopic part extends into the limiting hole to limit the limiting column from freely escaping from the strip groove. The assembleable frame has a novel structure, reliable assembly, is not easy to fall apart, and has a stable structure. The straight channel steel is fixed in a non-bolt manner, which is simple to disassemble, labor-saving and convenient.

[0008] Furthermore, the telescopic member includes a jacket, a rod head and a spring, and the spring is arranged in the inner cavity of the jacket and connected to one end of the rod head. When installing the straight channel steel, first press the rod head into the inner cavity of the jacket, then pass the limiting column through the strip groove, relax the rod head, and under the rebound force of the spring, the rod head is extended into the limiting hole, and the limiting column cannot freely escape from the strip groove, so that the straight channel steel is limited on the base frame, which is stable and reliable, and easy to disassemble, replacing the bolt fixing method, saving labor and convenience, and the telescopic member has a simple structure, reliable telescopicity, and strong practicality.

[0009] Furthermore, a mounting block is provided on the telescopic member, and the mounting block is fixedly connected to the first channel steel and the center channel steel by bolts, so the fixing is reliable, the assembly and disassembly is convenient, and the installation and disassembly is flexible and convenient.

[0010] Furthermore, the frame includes a third channel steel, a fourth channel steel and a vertical channel steel. The third channel steel is connected to the fourth channel steel by bolts, and the vertical channel steel is connected to the third channel steel and the base frame by bolts. The frame adopts a split design, which can be installed and used at any time, is convenient for on-site layout, easy to disassemble and assemble, reliable to assemble, not easy to fall apart, and has a stable structure.

[0011] Furthermore, a first reinforcing channel steel is fixedly connected between the first channel steel and the central channel steel by bolts, which is convenient for disassembly and assembly, can be used whenever installed, and is flexible and convenient. The first reinforcing channel steel connects the first channel steel and the central channel steel into one, forming a mutual restraint relationship, playing a reinforcing role, and improving the structural stability of the frame.

[0012] Furthermore, the stand is symmetrically provided with shelves, which are convenient for placing refrigeration equipment or a chassis, play a supporting role, and improve practicality.

[0013] Furthermore, equipment brackets are provided on the straight channel steel for installing and supporting refrigeration equipment. The refrigeration equipment is arranged in layers, with high space utilization and no collision between the equipment.

[0014] Furthermore, a second reinforcing channel steel is provided between the base frame and the vertical frame, which is convenient for disassembly and assembly, can be used whenever installed, and is flexible and convenient. The base frame supports the vertical frame through the second reinforcing channel steel, thereby improving the bearing strength of the vertical frame. The second reinforcing channel steel connects the base frame and the vertical frame into one, forming a mutual restraint relationship, playing a reinforcing role, and improving the overall structural stability.

[0015] The utility model has the following beneficial effects due to the adoption of the above technical solution:

[0016] The straight channel steel is easy to disassemble and assemble, replacing the bolt fixing method, which is labor-saving and convenient. When installing the straight channel steel, first press the rod head into the inner cavity of the outer sleeve, then pass the positioning column through the positioning hole and the limit column through the strip groove to achieve rapid installation and positioning of the straight channel steel on the base frame, then relax the rod head, and under the rebound force of the spring, the rod head extends outward and extends into the limit hole, and the limit column cannot freely escape from the strip groove, so that the straight channel steel is limited on the base frame, which is stable and reliable; the positioning hole and the strip groove cooperate so that the base frame can adapt to straight channel steels of different widths, and has strong adaptability. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings:

[0018] Figure 1 This is a schematic diagram of the structure of the utility model applied to a low-temperature screw parallel unit;

[0019] Figure 2 It is a schematic diagram of the structure of the utility model;

[0020] Figure 3 for Figure 2 The main view;

[0021] Figure 4 It is an exploded schematic diagram of the bottom frame in the utility model;

[0022] Figure 5 This is a schematic diagram of the structure of the connection between the central channel steel and the telescopic member in the utility model;

[0023] Figure 6 It is a structural schematic diagram of the telescopic member in the utility model;

[0024] Figure 7 It is a structural schematic diagram of the straight channel steel in the utility model.

[0025] In the figure: 1-first channel steel; 2-second channel steel; 3-center channel steel; 4-third channel steel; 5-fourth channel steel; 6-vertical channel steel; 7-first reinforcement channel steel; 8-second reinforcement channel steel; 9-straight channel steel; 10-positioning column; 11-limiting column; 12-limiting hole; 13-positioning hole; 14-strip groove; 15-telescopic part; 16-jacket; 17-rod head; 18-spring; 19-mounting block; 20-equipment bracket; 21-shelf block. DETAILED DESCRIPTION

[0026] like Figures 1 to 7As shown, the utility model is a assembleable frame of the low-temperature screw parallel unit, including: a base frame and a vertical frame, the base frame is arranged on the vertical frame, the base frame includes a first channel steel 1, a second channel steel 2 and a center channel steel 3, the first channel steel 1 and the center channel steel 3 are connected between the second channel steel 2 by bolts, the base frame adopts a split design, can be installed and used at any time, is convenient for on-site layout, is easy to disassemble and assemble, is reliable to assemble, is not easy to fall apart, and has a stable structure.

[0027] The frame includes a third channel steel 4, a fourth channel steel 5 and a vertical channel steel 6. The third channel steel 4 is connected between the fourth channel steel 5 by bolts, and the vertical channel steel 6 is connected between the third channel steel 4 and the base frame by bolts. The frame adopts a split design, which can be installed and used at any time, is convenient for on-site layout, easy to disassemble and assemble, reliable to assemble, not easy to fall apart, and has a stable structure.

[0028] The first channel steel 1 and the center channel steel 3 are fixedly connected with the first reinforcing channel steel 7 by bolts, which is convenient for disassembly and assembly, and can be used at any time after assembly. The first reinforcing channel steel 7 connects the first channel steel 1 and the center channel steel 3 into one, forming a mutual restraint relationship, playing a reinforcing role, and improving the structural stability of the chassis.

[0029] A second reinforcing channel steel 8 is provided between the base frame and the vertical frame, which is convenient for disassembly and assembly, can be used at any time after assembly, is flexible and convenient, and the base frame supports the vertical frame through the second reinforcing channel steel 8, thereby improving the bearing strength of the vertical frame. The second reinforcing channel steel 8 connects the base frame and the vertical frame into one, forming a mutual restraint relationship, playing a reinforcing role, and improving the overall structural stability.

[0030] A straight channel steel 9 is clamped between the first channel steel 1 and the center channel steel 3. A positioning column 10 and a limiting column 11 are respectively provided at the bottom of the straight channel steel 9. A limiting hole 12 is provided on the limiting column 11. Positioning holes 13 and strip grooves 14 are provided on the first channel steel 1 and the center channel steel 3. The positioning holes 13 correspond to the positioning columns 10, and the strip grooves 14 correspond to the limiting columns 11. Telescopic parts 15 are provided on the inner sides of the first channel steel 1 and the center channel steel 3. The telescopic parts 15 include a sleeve 16, a rod head 17 and a spring 18. The rod head 17 moves in the inner cavity of the sleeve 16. The spring 18 is arranged in the inner cavity of the sleeve 16 and connected to one end of the rod head 17.

[0031] When installing the straight channel steel 9, first press the rod head 17 into the inner cavity of the outer sleeve 16, then pass the positioning column 10 through the positioning hole 13 and the limiting column 11 through the strip groove 14, so as to realize the rapid installation and positioning of the straight channel steel 9 on the chassis, and then relax the rod head 17. Under the rebound force of the spring 18, the rod head 17 extends outward and extends into the limiting hole 12. The limiting column 11 cannot freely escape from the strip groove 14, so that the straight channel steel 9 is limited on the chassis, which is stable and reliable, and easy to disassemble, replacing the bolt fixing method, which is labor-saving and convenient; the positioning hole 13 and the strip groove 14 cooperate, so that the chassis can adapt to straight channel steels 9 of different widths, and has strong adaptability.

[0032] The outer sleeve 16 is provided with a mounting block 19, which is fixedly connected to the first channel steel 1 and the center channel steel 3 by bolts, so that the mounting block 19 is reliably fixed, conveniently assembled and disassembled, and flexible and convenient.

[0033] An equipment bracket 20 is provided on the straight channel steel 9 for installing and supporting the refrigeration equipment. The refrigeration equipment is arranged in layers, with high space utilization and no collision between the equipment.

[0034] Shelf blocks 21 are symmetrically distributed on the stand, which are convenient for placing refrigeration equipment or a chassis, play a supporting role, and improve practicality.

[0035] The above are only specific embodiments of the utility model, but the technical features of the utility model are not limited thereto. Any simple changes, equivalent replacements or modifications made based on the utility model to solve basically the same technical problems and achieve basically the same technical effects are all included in the protection scope of the utility model.

Claims

1. The assembleable frame of the low-temperature screw parallel unit includes: A bottom frame and a vertical frame, wherein the bottom frame is arranged on the vertical frame, Features: The base frame includes a first channel steel, a second channel steel and a central channel steel, wherein the first channel steel and the central channel steel are connected between the second channel steel by bolts; A straight channel steel is clamped between the first channel steel and the center channel steel, and a positioning column and a limiting column are respectively provided at the bottom of the straight channel steel. Positioning holes and strip grooves are provided on the first channel steel and the center channel steel, and the positioning holes correspond to the positioning columns, and the strip grooves correspond to the limiting columns. Telescopic parts are provided on the inner sides of the first channel steel and the center channel steel, and limiting holes are provided on the limiting columns. The movable end of the telescopic part extends into the limiting hole to limit the limiting column from freely escaping from the strip groove.

2. The assembleable frame of the low-temperature screw parallel unit according to claim 1 is characterized in that: The telescopic member comprises a jacket, a rod head and a spring. The spring is arranged in the inner cavity of the jacket and connected to one end of the rod head.

3. The assembleable frame of the low-temperature screw parallel unit according to claim 2 is characterized in that: The telescopic member is provided with a mounting block, and the mounting block is fixedly connected to the first channel steel and the center channel steel by bolts.

4. The assembleable frame of the low-temperature screw parallel unit according to claim 1 is characterized in that: The upright frame includes a third channel steel, a fourth channel steel and a vertical channel steel. The third channel steel is connected between the fourth channel steels by bolts, and the vertical channel steel is connected between the third channel steel and the base frame by bolts.

5. The assembleable frame of the low-temperature screw parallel unit according to claim 1 is characterized in that: A first reinforcing channel steel is fixedly connected between the first channel steel and the central channel steel by bolts.

6. The assembleable frame of the low-temperature screw parallel unit according to claim 1 is characterized in that: The stand is symmetrically provided with shelves.

7. The assembleable frame of the low-temperature screw parallel unit according to claim 1, characterized in that: An equipment bracket is arranged on the straight channel steel.

8. The assembleable frame of the low-temperature screw parallel unit according to claim 1, characterized in that: A second reinforcing channel steel is provided between the base frame and the vertical frame.

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