Anti-freezing device for campus heat supply pipe network

Abstract

The anti-freezing device of the campus heat supply pipe network comprises a first protection plate, a second protection plate is arranged above the first protection plate, and heat preservation cotton is fixedly connected to the inner wall of the second protection plate and the inner wall of the first protection plate. The front face of the first protection plate and the back face of the first protection plate are each fixedly connected with two positioning cylinders, and the inner wall of each positioning cylinder is slidably connected with a positioning rod. According to the device, through the design of a positioning rod and a positioning barrel, a second protection plate can be conveniently limited, then according to cooperation of a rolling bearing and a threaded barrel, a threaded rod can conveniently move in the threaded barrel along with rotation of the threaded barrel, meanwhile, a push plate can be conveniently pushed to move, and at the moment, according to thrust provided by the push plate, an insertion rod can be conveniently inserted into an insertion groove; and then through cooperation of an inserting rod and an inserting groove, the sliding rod can be conveniently limited, the second protection plate can be conveniently mounted and dismounted, and current use is facilitated.

Description

Technical Field

[0001] The utility model relates to the field of heating pipe networks, in particular to an anti-freezing device for a campus heating pipe network. Background Technique

[0002] A heating pipe network is a pipeline system for transporting and distributing heat medium in an urban central heating system. It consists of three parts: a heat source, a heat network, and heat users. The main function of the heating pipe network is to transport the heat medium from the heat source to each heat user, ensuring that heat users can obtain heat as needed and realizing urban central heating.

[0003] At the present stage, for the heating pipe network used in campus heating, due to cold weather factors, anti-freezing devices are usually used for anti-freezing. However, when the current anti-freezing devices are installed, multiple bolts are required for installation, and they are easily rusted when exposed outside, resulting in inconvenient disassembly in the later stage. Therefore, we propose an anti-freezing device for a campus heating pipe network to solve the above problems. Content of the Utility Model

[0004] The purpose of the utility model is to provide an anti-freezing device for a campus heating pipe network to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solutions:

[0006] An anti-freezing device for a campus heating pipe network includes a first protection plate. A second protection plate is arranged above the first protection plate. Heat-insulating cotton is fixedly connected to the inner walls of both the second protection plate and the first protection plate. Two positioning cylinders are fixedly connected to both the front and back of the first protection plate. A positioning rod is slidably connected to the inner wall of each positioning cylinder. A connecting plate is fixedly connected to the top of each positioning rod. One side surfaces of the two groups of connecting plates close to each other are fixedly connected to the front and back of the second protection plate respectively. Boxes are fixedly connected to both the front and back of the first protection plate. A sliding cylinder is fixedly embedded in the upper surface of each box. A sliding rod is slidably connected to the inner wall of each sliding cylinder. Fixing plates are fixedly connected to both the front and back of the second protection plate. The bottom surface of each fixing plate is fixedly connected to the top of the sliding rod. A slot is opened on the right side surface of each sliding rod. A rolling bearing is fixedly embedded in the right side surface of each box. A threaded cylinder is fixedly connected to the inner ring of each rolling bearing. A threaded rod is threadedly connected to the inner wall of each threaded cylinder. A push plate is fixedly connected to the left end of each threaded rod. An insertion rod is fixedly connected to the left side surface of each push plate.

[0007] In a further embodiment, two mounting plates are fixedly connected to the bottom surface of the first protection plate. Two through holes are opened on the upper surface of each mounting plate.

[0008] In a further embodiment, two reinforcement blocks are fixedly connected to the front side and the back side of the first protective plate, and the bottom surfaces of the two groups of reinforcement blocks are fixedly connected to the upper surfaces of the two mounting plates, respectively.

[0009] In a further embodiment, a warning sign is provided above the second protective plate, and a bottom surface of the warning sign is fixedly connected to an upper surface of the second protective plate.

[0010] In a further embodiment, a turning handle is provided in front of the first protective plate and behind the first protective plate, and the left side of each turning handle is fixedly connected to the right end of the threaded barrel.

[0011] In a further embodiment, two handles are provided in front of the second protective plate and in the rear of the second protective plate, and the side surfaces of the two groups of handles close to each other are fixedly connected to the front side of the second protective plate and the back side of the second protective plate respectively.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The device is designed with a positioning rod and a positioning cylinder, which facilitates the limiting work of the second protective plate. Then, according to the cooperation of the rolling bearing and the threaded cylinder, the threaded rod follows the rotation of the threaded cylinder and moves inside the threaded cylinder, and at the same time, it is convenient to push the push plate to move. At this time, according to the thrust provided by the push plate, the insertion rod is convenient to insert into the slot. Then, by utilizing the cooperation of the insertion rod and the slot, the sliding rod is convenient to limit the position. In addition, this method facilitates the installation and disassembly of the second protective plate and is beneficial to current use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the antifreeze device of the campus heating network;

[0015] Figure 2 It is a three-dimensional structural diagram of a top view of the second protective plate of the antifreeze device of the campus heating network;

[0016] Figure 3 It is a three-dimensional structural schematic diagram of the side view of the first protective plate of the antifreeze device of the campus heating network;

[0017] Figure 4 It is a cross-sectional view of the front view of the antifreeze device box of the campus heating network;

[0018] Figure 5 This is a three-dimensional structural schematic diagram of the side view of the sliding rod of the antifreeze device of the campus heating network.

[0019] In the figure: 1, reinforcement block; 2, first protective plate; 3, box body; 4, turning handle; 5, mounting plate; 6, heat insulation cotton; 7, warning sign; 8, second protective plate; 9, handle; 10, connecting plate; 11, positioning rod; 12, positioning cylinder; 13, through hole; 14, slot; 15, rolling bearing; 16, fixing plate; 17, sliding rod; 18, sliding cylinder; 19, inserting rod; 20, pushing plate; 21, threaded cylinder; 22, threaded rod. Detailed implementation manner

[0020] In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation to the present invention. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, the features defined with "first", "second", etc. may explicitly or implicitly include one or more of such features. In the description of the present invention, unless otherwise specified, the meaning of "a plurality" is two or more.

[0021] In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, the terms "installation", "connection", and "connection" should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood through specific situations.

[0022] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0023] Please refer to Figures 1-5, in the present utility model, an anti-freezing device for a campus heating pipe network includes a first protective plate 2. Above the first protective plate 2, there is a second protective plate 8. Heat-insulating cotton 6 is fixedly connected to the inner walls of both the second protective plate 8 and the first protective plate 2. On both the front and back surfaces of the first protective plate 2, two positioning cylinders 12 are fixedly connected. A positioning rod 11 is slidably connected to the inner wall of each positioning cylinder 12. The top of each positioning rod 11 is fixedly connected to a connecting plate 10. The two groups of connecting plates 10 are fixedly connected to the front and back surfaces of the second protective plate 8 respectively on the side surfaces close to each other. On both the front and back surfaces of the first protective plate 2, a box body 3 is fixedly connected. A sliding cylinder 18 is fixedly embedded in the upper surface of each box body 3. A sliding rod 17 is slidably connected to the inner wall of each sliding cylinder 18. On both the front and back surfaces of the second protective plate 8, a fixing plate 16 is fixedly connected. The bottom surface of each fixing plate 16 is fixedly connected to the top of the sliding rod 17. A slot 14 is formed in the right side surface of each sliding rod 17. A rolling bearing 15 is fixedly embedded in the right side surface of each box body 3. A threaded cylinder 21 is fixedly connected to the inner ring of each rolling bearing 15. A threaded rod 22 is threadedly connected to the inner wall of each threaded cylinder 21. The left end of each threaded rod 22 is fixedly connected to a push plate 20. An insertion rod 19 is fixedly connected to the left side surface of each push plate 20. Through the design of the positioning rod 11 and the positioning cylinder 12, it is convenient to limit the second protective plate 8. Then, according to the cooperation of the rolling bearing 15 and the threaded cylinder 21, it is convenient for the threaded rod 22 to move inside the threaded cylinder 21 following the rotation of the threaded cylinder 21, and at the same time, it is convenient to push the push plate 20 to move. At this time, according to the thrust provided by the push plate 20, it is convenient for the insertion rod 19 to insert into the slot 14. Then, by using the cooperation of the insertion rod 19 and the slot 14, it is convenient to limit the sliding rod 17, and this method is convenient for the installation and disassembly of the second protective plate 8 and is beneficial for current use.

[0024] Two mounting plates 5 are fixedly connected to the bottom surface of the first protective plate 2. Two through holes 13 are formed in the upper surface of each mounting plate 5. By using the cooperation of the mounting plate 5 and the through holes 13, it is convenient to install the first protective plate 2 at the using position. On both the front and back surfaces of the first protective plate 2, two reinforcing blocks 1 are fixedly connected. The bottom surfaces of the two groups of reinforcing blocks 1 are respectively fixedly connected to the upper surfaces of the two mounting plates 5. The reinforcing blocks 1 are used to increase the stability of the mounting plates 5. Above the second protective plate 8, there is a warning sign 7. The bottom surface of the warning sign 7 is fixedly connected to the upper surface of the second protective plate 8. The warning sign 7 is used to prompt the staff of the precautions.

[0025] There are handlebars 4 provided both in front of and behind the first protective plate 2. The left side surface of each handlebar 4 is fixedly connected to the right end of the threaded cylinder 21. The handlebar 4 is used to drive the threaded cylinder 21 to rotate conveniently. There are two handles 9 provided both in front of and behind the second protective plate 8. The mutually approaching side surfaces of the two groups of handles 9 are fixedly connected to the front surface and the back surface of the second protective plate 8 respectively. The handle 9 is used to pick up the second protective plate 8 conveniently.

[0026] The working principle of the present utility model is:

[0027] When in use, first place the heat supply pipeline inside the first protective plate 2, and then place the second protective plate 8 above the heat supply pipeline. At this time, with the cooperation of the second protective plate 8 and the connecting plate 10, the positioning rod 11 is pushed to insert into the positioning cylinder 12. At the same time, the fixing plate 16 drives the sliding rod 17 to insert into the sliding cylinder 18. Then, rotate the handlebar 4 to drive the threaded cylinder 21 to rotate inside the rolling bearing 15. At this time, according to the connection relationship between the threaded cylinder 21 and the threaded rod 22, the push plate 20 is subjected to a thrust to push the insertion rod 19 to insert into the insertion slot 14, and the installation of the second protective plate 8 is completed.

[0028] For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above-mentioned exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic characteristics of the present utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present utility model. Any reference signs in the claims should not be regarded as limiting the claimed rights.

[0029] In addition, it should be understood that although this specification is described according to the embodiments, not every embodiment only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. An antifreeze device for a campus heating network, characterized in that: The invention comprises a first protective plate (2), a second protective plate (8) is arranged above the first protective plate (2), the inner wall of the second protective plate (8) and the inner wall of the first protective plate (2) are fixedly connected with thermal insulation cotton (6), the front of the first protective plate (2) and the back of the first protective plate (2) are fixedly connected with two positioning tubes (12), the inner wall of each positioning tube (12) is slidably connected with a positioning rod (11), the top of each positioning rod (11) is fixedly connected with a connecting plate (10), the side surfaces of the two groups of connecting plates (10) close to each other are fixedly connected with the front of the second protective plate (8) and the back of the second protective plate (8), the front of the first protective plate (2) and the back of the first protective plate (2) are fixedly connected with a box body (3), and the upper surface of each box body (3) is A slide cylinder (18) is fixedly embedded therein, and the inner wall of each slide cylinder (18) is slidably connected to a slide rod (17). The front side of the second protective plate (8) and the back side of the second protective plate (8) are fixedly connected to a fixed plate (16), and the bottom surface of each fixed plate (16) is fixedly connected to the top of the slide rod (17). The right side of each slide rod (17) is provided with a slot (14). The right side of each box body (3) is fixedly embedded with a rolling bearing (15), and the inner ring of each rolling bearing (15) is fixedly connected to a threaded cylinder (21), and the inner wall of each threaded cylinder (21) is threadedly connected to a threaded rod (22), and the left end of each threaded rod (22) is fixedly connected to a push plate (20), and the left side of each push plate (20) is fixedly connected to an insertion rod (19).

2. The antifreeze device for a campus heating network according to claim 1, characterized in that: Two mounting plates (5) are fixedly connected to the bottom surface of the first protective plate (2), and two through holes (13) are provided on the upper surface of each mounting plate (5).

3. The antifreeze device for a campus heating network according to claim 1 is characterized in that: Two reinforcement blocks (1) are fixedly connected to the front side of the first protective plate (2) and the back side of the first protective plate (2), and the bottom surfaces of the two groups of reinforcement blocks (1) are fixedly connected to the upper surfaces of the two mounting plates (5) respectively.

4. The antifreeze device for a campus heating network according to claim 1 is characterized in that: A warning sign (7) is provided above the second protective plate (8), and the bottom surface of the warning sign (7) is fixedly connected to the upper surface of the second protective plate (8).

5. The antifreeze device for a campus heating network according to claim 1, characterized in that: A turning handle (4) is provided in front of the first protective plate (2) and behind the first protective plate (2), and the left side of each turning handle (4) is fixedly connected to the right end of the threaded barrel (21).

6. The antifreeze device for a campus heating network according to claim 1, characterized in that: Two handles (9) are provided in front of the second protective plate (8) and at the rear of the second protective plate (8), and the side surfaces of the two sets of handles (9) close to each other are fixedly connected to the front surface of the second protective plate (8) and the back surface of the second protective plate (8), respectively.

Images