Anti-freezing device for heat supply pipeline

Abstract

The utility model relates to the technical field of heat supply pipelines, and discloses a heat supply pipeline anti-freezing device which comprises two fixing plates installed on a pipeline and heat preservation plates arranged on the outer sides of the fixing plates and further comprises a connecting assembly, the connecting assembly comprises a plurality of inserting heads, a plurality of inserting grooves and a plurality of connecting pieces, and the opposite ends of the two fixing plates are hinged. The plurality of inserting heads and the plurality of inserting grooves are respectively arranged at the other ends of the two fixing plates along the axial direction, the connecting pieces are arranged on the inserting grooves, and the inserting heads extend into the inserting grooves to be connected with the connecting pieces in a limiting manner; the mounting assembly comprises a positioning piece and a mounting piece, the positioning piece is arranged on the side, close to the fixing plate, of the heat preservation plate, and the heat preservation plate is in limiting connection with the fixing plate through the positioning piece; the installation pieces are installed at the two ends of the insulation boards which are connected through the installation pieces. And the sealing assembly comprises a plurality of sealing pieces, and the sealing pieces are arranged on the mounting piece. The connecting device is simple in structure and convenient to mount and dismount, reduces the influence of the environment on the connecting position, and facilitates later replacement.

Description

Technical Field

[0001] The utility model relates to the technical field of heating pipelines, in particular to an antifreeze device for heating pipelines. Background Art

[0002] Affected by the external temperature, it is usually necessary to install a thermal insulation and antifreeze device on the outside of the heating pipe to ensure the normal use of the heating pipe.

[0003] The existing patent with publication number CN219159866U discloses a heating pipe antifreeze device, including a pair of fixed plates, which are symmetrically arranged on both sides of the heating pipe to wrap the heating pipe, and the two ends of the pair of fixed plates are connected to each other; the outer surface of the fixed plate is evenly provided with a plurality of trapezoidal grooves; and a plurality of insulation plates, each insulation plate is connected to a trapezoidal protrusion structure on the inner side, and each trapezoidal protrusion structure is used in conjunction with each trapezoidal groove, so that a plurality of insulation plates can be positioned and wrapped on the outer side of the fixed plate. The device reduces the difficulties in manufacturing, transportation, and subsequent maintenance and disassembly by adopting a split design for the fixed plate and the insulation plate, and then fixing them together by a combination of a slide groove and a slider, and reduces the difficulty in subsequent maintenance by setting a plurality of U-shaped insulation plates, and when one of them has a problem, it can be replaced with another insulation plate, thereby reducing the subsequent maintenance cost.

[0004] In the above-mentioned existing patents, the insulation plate is installed on the fixed plate by means of a slide groove and a slider. Since multiple antifreeze devices need to be installed continuously when the pipeline is long, when both sides of the slidingly connected insulation plate are blocked, it cannot be slid and disassembled, and the fixed plate needs to be disassembled, resulting in inconvenient replacement. In addition, the fixed plate is installed by screws, and the parts are exposed to the external environment for a long time, resulting in rust, jamming, corrosion, etc., which makes it inconvenient to disassemble later or the overall device is not stable enough.

[0005] Therefore, there is an urgent need for a heating pipeline antifreeze device to solve the above problems. Utility Model Content

[0006] The utility model aims to provide a heating pipeline antifreeze device to solve the problems existing in the above-mentioned prior art.

[0007] To achieve the above-mentioned purpose, the utility model provides the following solution: The utility model provides a heating pipe antifreeze device, comprising two fixing plates and a heat preservation plate arranged outside the fixing plates, and also comprising:

[0008] A connection assembly, the connection assembly comprising a plurality of plug connectors, a plurality of plug slots and a plurality of connectors, the opposite ends of the two fixing plates are hinged, the plurality of plug connectors and the plurality of plug slots are respectively axially arranged at the other ends of the two fixing plates, the connectors are arranged on the plug slots, the plug connectors extend into the plug slots and are position-limitedly connected with the connectors;

[0009] The installation assembly includes a positioning member and a mounting member, wherein the positioning member is arranged on a side of the insulation board close to the fixed board, and the insulation board is limitedly connected to the fixed board through the positioning member; the mounting member is installed at both ends of the insulation board, and the two insulation boards are connected through the mounting member;

[0010] The sealing assembly comprises a plurality of sealing members, wherein the sealing members are arranged on the mounting member.

[0011] Preferably, the connecting member includes a through hole opened on the plug-in slot, a connecting rod is slidably connected in the through hole, a connecting hole is opened on the plug connector, one end of the connecting rod extends into the connecting hole, and the other end of the connecting rod extends out of the fixing plate and is hinged with a pull ring.

[0012] Preferably, a spring is sleeved on the connecting rod, and two ends of the spring are fixedly connected to the connecting rod and the inner wall of the plug-in slot respectively.

[0013] Preferably, the positioning member comprises a plurality of positioning rods fixedly connected to the insulation board, a plurality of positioning holes are formed on the fixing board, and the plurality of positioning rods correspond one to one with the plurality of positioning holes.

[0014] Preferably, the mounting member includes a fixing seat fixedly connected to the opposite ends of the two insulation boards, and a plurality of fixing blocks are axially fixedly connected to the top of the fixing seat, one of the fixing blocks is fixedly connected to one end of a connecting buckle, and the other fixing block is provided with a mounting groove, and the connecting buckle is adapted to the mounting groove.

[0015] Preferably, the cross-section of the fixing block is an L-shaped structure, the connecting buckle and the mounting groove are located at the upper part of the L-shaped structure, a thread is provided on the outer wall of the lower part of the L-shaped structure, and the sealing member includes a sealing cap threadedly connected to the fixing block.

[0016] Preferably, the connecting buckle is an elastic metal buckle.

[0017] Compared with the prior art, the utility model has the following advantages and technical effects:

[0018] The utility model provides a heating pipe antifreeze device, in which a fixing plate is connected to the pipe through a plug connector and a plug slot, and a connecting piece is provided to ensure the stable connection of the two fixing plates on the pipe. After the fixing plate is installed, the insulation plate is installed on the fixing plate through a positioning piece, and the two insulation plates are stably connected on the fixing plate through the mounting piece. After the installation is completed, the mounting piece is sealed and connected through a sealing piece. The application has a simple structure, is easy to install and disassemble, ensures the sealing of the connection, reduces the impact of the environment on the connection, and is convenient for later replacement. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor:

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a cross-sectional view of the overall structure of the utility model;

[0022] Figure 3 For this utility model Figure 2 A partial enlarged view of the middle part;

[0023] Figure 4 For this utility model Figure 2 A partial enlarged view of point B in the middle;

[0024] Among them, 1. fixing plate; 2. insulation plate; 3. plug connector; 4. plug slot; 5. through hole; 6. connecting rod; 7. connecting hole; 8. pull ring; 9. spring; 10. positioning rod; 11. positioning hole; 12. fixing seat; 13. fixing block; 14. connecting buckle; 15. installation slot; 16. sealing cap. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0027] Reference Figure 1-Figure 4 The utility model provides a heating pipeline antifreeze device, comprising two fixing plates 1 installed on the pipeline and a heat preservation plate 2 arranged outside the fixing plates 1, and also comprising:

[0028] The connection assembly includes a plurality of plug connectors 3, a plurality of plug slots 4 and a plurality of connectors. The opposite ends of the two fixed plates 1 are hinged. The plurality of plug connectors 3 and the plurality of plug slots 4 are respectively arranged axially at the other ends of the two fixed plates 1. The connectors are arranged on the plug slots 4. The plug connectors 3 extend into the plug slots 4 and are limitedly connected with the connectors.

[0029] The installation assembly includes a positioning member and a mounting member. The positioning member is arranged on a side of the insulation board 2 close to the fixed board 1, and the insulation board 2 is limitedly connected to the fixed board 1 through the positioning member; the mounting member is installed at both ends of the insulation board 2, and the two insulation boards 2 are connected through the mounting member;

[0030] The sealing assembly comprises a plurality of sealing members, and the sealing members are arranged on the mounting member.

[0031] A further optimized solution is that the connecting piece includes a through hole 5 opened on the plug-in slot 4, a connecting rod 6 is slidably connected in the through hole 5, a connecting hole 7 is opened on the plug connector 3, one end of the connecting rod 6 extends into the connecting hole 7, and the other end of the connecting rod 6 extends out of the fixed plate 1 and is hinged with a pull ring 8.

[0032] Reference Figure 2 , Figure 3 The connecting rod 6 is inserted into the connecting hole 7 to ensure the stable connection of the two fixed plates 1. The pull ring 8 is hinged on the connecting rod 6 and can be rotatably attached to the fixed plate 1, which is convenient for the subsequent installation of the insulation board 2. When disassembling, the limit connection between the two fixed plates 1 can be released by pulling the pull ring 8.

[0033] According to a further optimized solution, a spring 9 is sleeved on the connecting rod 6 , and two ends of the spring 9 are fixedly connected to the connecting rod 6 and the inner wall of the plug-in slot 4 respectively.

[0034] The spring 9 ensures a stable connection between the connecting rod 6 and the connecting hole 7 .

[0035] According to a further optimized solution, the positioning member includes a plurality of positioning rods 10 fixedly connected to the heat preservation plate 2 , a plurality of positioning holes 11 are formed on the fixed plate 1 , and the plurality of positioning rods 10 correspond to the plurality of positioning holes 11 one by one.

[0036] Reference Figure 2 The positioning rod 10 is inserted into the positioning hole 11 to ensure a stable connection between the insulation board 2 and the fixed board 1.

[0037] A further optimized solution is that the mounting part includes a fixing seat 12 fixedly connected to the opposite ends of the two insulation boards 2, and a plurality of fixing blocks 13 are axially fixedly connected to the top of the fixing seat 12, one end of a connecting buckle 14 is fixedly connected to one of the fixing blocks 13, and a mounting groove 15 is opened on the other fixing block 13, and the connecting buckle 14 is adapted to the mounting groove 15.

[0038] After the heat preservation board 2 is connected through the positioning rod 10 and the positioning hole 11, the two corresponding fixing seats 12 are contacted and docked, and the connecting buckle 14 is extended into the installation groove 15 to realize the stable connection between the two.

[0039] According to a further optimization scheme, the cross section of the fixing block 13 is an L-shaped structure, the connecting buckle 14 and the mounting groove 15 are located at the upper part of the L-shaped structure, a thread is provided on the outer side wall of the lower part of the L-shaped structure, and the sealing member includes a sealing cap 16 threadedly connected to the fixing block 13 .

[0040] Reference Figure 4 The lower diameter of the fixing block 13 is large, and the upper diameter is small. After the upper part is connected, the connecting buckle 14 is connected to the mounting groove 15. After the lower part is connected, the threads form an integral structure, and the sealing cap 16 is installed. On the one hand, the sealing cap ensures the stable connection between the internal connecting buckle 14 and the mounting groove 15 to avoid external contact. On the other hand, it isolates the external environment to avoid rust and corrosion at the connection.

[0041] According to a further optimized solution, the connecting buckle 14 is an elastic metal buckle.

[0042] Reference Figure 4 A card joint is provided on the connecting buckle 14, and after connection, the card joint is connected to the fixing block 13. When disassembling, the two card joints are separated from the fixing block 13 and extended into the installation groove 15 by pushing them inward to release the limit.

[0043] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0044] The embodiments described above are only descriptions of the preferred methods of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should fall within the protection scope determined by the claims of the present invention.

Claims

1. A heating pipe antifreeze device, comprising two fixing plates (1) mounted on the pipe and a heat preservation plate (2) arranged outside the fixing plates (1), characterized in that: Also includes: A connection assembly, the connection assembly comprising a plurality of plug connectors (3), a plurality of plug slots (4) and a plurality of connecting pieces, the opposite ends of the two fixing plates (1) are hinged, the plurality of plug connectors (3) and the plurality of plug slots (4) are respectively arranged axially at the other ends of the two fixing plates (1), the connecting piece is arranged on the plug slot (4), the plug connector (3) extends into the plug slot (4) and is position-limitedly connected with the connecting piece; The mounting assembly comprises a positioning member and a mounting member, wherein the positioning member is arranged on a side of the thermal insulation board (2) close to the fixed board (1), and the thermal insulation board (2) is limitedly connected to the fixed board (1) via the positioning member; the mounting member is installed at both ends of the thermal insulation board (2), and the two thermal insulation boards (2) are connected via the mounting member; The sealing assembly comprises a plurality of sealing members, wherein the sealing members are arranged on the mounting member.

2. A heating pipe antifreeze device according to claim 1, characterized in that: The connecting member comprises a through hole (5) formed on the plug groove (4), a connecting rod (6) being slidably connected in the through hole (5), a connecting hole (7) being formed on the plug connector (3), one end of the connecting rod (6) extending into the connecting hole (7), and the other end of the connecting rod (6) extending out of the fixing plate (1) and being hingedly connected to a pull ring (8).

3. A heating pipe antifreeze device according to claim 2, characterized in that: A spring (9) is sleeved on the connecting rod (6), and two ends of the spring (9) are respectively fixedly connected to the connecting rod (6) and the inner wall of the plug-in slot (4).

4. The heating pipe antifreeze device according to claim 1, characterized in that: The positioning member comprises a plurality of positioning rods (10) fixedly connected to the heat-insulating plate (2); a plurality of positioning holes (11) are provided on the fixing plate (1); and the plurality of positioning rods (10) correspond one to one with the plurality of positioning holes (11).

5. The heating pipe antifreeze device according to claim 1, characterized in that: The mounting member comprises a fixing seat (12) fixedly connected to opposite ends of the two insulation boards (2), a plurality of fixing blocks (13) being fixedly connected to the top of the fixing seat (12) along the axial direction, one of the fixing blocks (13) being fixedly connected to one end of a connecting buckle (14), and a mounting groove (15) being provided on the other fixing block (13), and the connecting buckle (14) being adapted to fit the mounting groove (15).

6. A heating pipe antifreeze device according to claim 5, characterized in that: The cross section of the fixing block (13) is an L-shaped structure, the connecting buckle (14) and the mounting groove (15) are located at the upper part of the L-shaped structure, a thread is provided on the outer side wall of the lower part of the L-shaped structure, and the sealing member comprises a sealing cap (16) threadedly connected to the fixing block (13).

7. The heating pipe antifreeze device according to claim 5, characterized in that: The connecting buckle (14) is an elastic metal buckle.

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