Anti-freezing maintenance water meter box

Abstract

The utility model discloses an anti-freezing maintenance water meter box which comprises an electric heating pipe and an inner heat preservation layer, a heat preservation cover body is arranged on a heat preservation box body and matched with the heat preservation box body in a sealing mode, a maintenance cavity matched with the heat preservation cover body is formed in the middle of the heat preservation box body, and a pipeline component is arranged in the middle of the maintenance cavity. Water pipes in sealing fit with the heat preservation box body are arranged at the two ends of the pipeline component, anti-freezing boxes matched with the overhaul cavity are arranged at the two ends of the overhaul cavity, the space between the two anti-freezing boxes is filled with an inner heat preservation layer, the pipeline component is arranged in the inner heat preservation layer, and phase change heat storage layers are arranged in the two anti-freezing boxes. An electric heating pipe is arranged in the phase change heat storage layer and electrically connected with a power source. Pipeline components are arranged in the heat preservation box body and the heat preservation cover body, are heated through the anti-freezing box, the phase change heat storage layer and the electric heating pipe, and are further subjected to heat preservation through the inner heat preservation layer, so that the pipeline components cannot be frozen, and later maintenance and overhaul work are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of antifreeze equipment, in particular to an antifreeze maintenance water meter box. Background Art

[0002] When laying conventional water pipes in cold regions, the pipes are usually buried below the frozen soil layer and anti-freezing measures are applied, such as wrapping with thermal insulation cotton and winding with heating elements. During the water delivery process, water pipes are also equipped with water meters, valves and other water pipe components, which are also key parts of freezing. However, since water pipe components have other functions during the water delivery process, if they continue to be wrapped with thermal insulation cotton and wrapped with heating elements for anti-freezing, then when inspecting the water pipe components, it is necessary to remove the wrapping with thermal insulation cotton and winding with heating elements, which will lead to inconvenient operation and high maintenance costs. Utility Model Content

[0003] The utility model aims to overcome the deficiencies of the prior art and provide an antifreeze maintenance water meter box.

[0004] The purpose of this utility model is achieved through the following technical solutions:

[0005] A freeze-proof maintenance water meter box, comprising a heat-insulating box body, a heat-insulating cover body, an antifreeze box, a phase-change heat storage layer, an electric heating pipe and an inner heat-insulating layer, the heat-insulating cover body is arranged on the heat-insulating box body and is sealed with the heat-insulating box body, a maintenance cavity matched with the heat-insulating cover body is arranged in the middle of the heat-insulating box body, a pipeline component is arranged in the middle of the maintenance cavity, water pipes that are sealed with the heat-insulating box body are arranged at both ends of the pipeline component, the antifreeze box that is matched with the maintenance cavity is arranged at both ends of the maintenance cavity, the inner heat-insulating layer is filled between two antifreeze boxes, the pipeline component is arranged in the inner heat-insulating layer, the phase-change heat storage layer is arranged in the two antifreeze boxes, the electric heating pipe is arranged in the phase-change heat storage layer, and the electric heating pipe is electrically connected to a power supply.

[0006] Furthermore, the thermal insulation box body includes an outer box body and a box body insulation layer, the box body insulation layer is fixedly arranged on the outer box body, the inspection cavity is arranged in the box body insulation layer, the box body insulation layer is provided with a first through hole cooperating with the water pipe, and the outer box body is provided with a second through hole cooperating with the water pipe.

[0007] Furthermore, a sealing ring is provided between the second through hole and the water pipe.

[0008] Furthermore, the thermal insulation cover body comprises an outer box cover and a box cover thermal insulation layer, the box cover thermal insulation layer is fixedly arranged on the outer box cover and sealed with the box body thermal insulation layer, and the outer box cover is rotatably arranged on the outer box body and sealed with the outer box body.

[0009] Furthermore, the antifreeze box is provided with an inner groove matched with the pipeline component, the bottom of the inner groove is sealed with a pot mouth, and the pot mouth is provided with a pot cover matched with the pot mouth.

[0010] Furthermore, two of the pipeline components are arranged in the inspection chamber, the two pipeline components are arranged between the two antifreeze boxes, and the inner insulation layer is arranged between two adjacent pipeline components.

[0011] Furthermore, the water pipes on both sides of the pipeline component are coaxially arranged.

[0012] Furthermore, the phase change heat storage layer is any one of a paraffin layer, a water layer or a sand layer.

[0013] Furthermore, the antifreeze box is a transparent PC board box or an acrylic board box.

[0014] Furthermore, the inspection cavity is in a rectangular shape.

[0015] The beneficial effects of the utility model are:

[0016] 1) In this technology, the pipeline components are arranged in the insulation box and the insulation cover, and are heated by the antifreeze box, the phase change heat storage layer and the electric heating tube, and then further insulated by the inner insulation layer, so that the pipeline components will not be frozen, and it is also convenient for subsequent maintenance and repair work.

[0017] 2) In the present technology, the inner groove is provided so that the antifreeze box can better cooperate with the pipeline components, better heat and insulate the pipeline components, and further prevent the pipeline components from being frozen. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic diagram of the connection structure of a pipeline component set in the inspection cavity;

[0019] Figure 2 A schematic diagram of the connection structure of two pipeline components arranged in the inspection cavity;

[0020] Figure 3 It is a connection structure diagram between the outer box body and the outer box cover;

[0021] In the figure, 1-antifreeze box, 2-phase change heat storage layer, 3-electric heating tube, 4-inner insulation layer, 5-inspection cavity, 6-pipe components, 7-water pipe, 8-outer box body, 9-box body insulation layer, 10-sealing ring, 11-outer box cover, 12-box cover insulation layer, 13-inner groove, 14-pot cover. DETAILED DESCRIPTION

[0022] The following will be combined with the embodiments to clearly and completely describe the technical solution 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 of the utility model, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-Figure 3 , the utility model provides a technical solution:

[0024] A water meter box for antifreeze maintenance includes a heat preservation box, a heat preservation cover, an antifreeze box 1, a phase change heat storage layer 2, an electric heating pipe 3 and an inner heat preservation layer 4. The heat preservation cover is arranged on the heat preservation box and is sealed with the heat preservation box. A maintenance cavity 5 matched with the heat preservation cover is arranged in the middle of the heat preservation box. A pipeline component 6 is arranged in the middle of the maintenance cavity 5. Water pipes 7 that are sealed with the heat preservation box are arranged at both ends of the pipeline component 6. Antifreeze boxes 1 that are matched with the maintenance cavity 5 are arranged at both ends of the maintenance cavity 5. The inner heat preservation layer 4 is filled between the two antifreeze boxes 1. The pipeline component 6 is arranged in the inner heat preservation layer 4. Phase change heat storage layers 2 are arranged in the two antifreeze boxes 1. Electric heating pipes 3 are arranged in the phase change heat storage layer 2. The electric heating pipes 3 are electrically connected to a power supply. The water pipes 7 on both sides of the pipeline component 6 are coaxially arranged. The phase change heat storage layer 2 is any one of a paraffin layer, a water layer or a sand layer. The antifreeze box 1 is a transparent PC board box or an acrylic board box. The inspection cavity 5 is in the shape of a rectangular parallelepiped. Among them, the heat preservation box body and the heat preservation cover body cooperate to form an insulation outer layer, and an inspection cavity 5 is formed inside. The inspection cavity 5 is used to install pipeline components 6 and the antifreeze box 1. The pipeline components 6 include water meters and valves, etc. The antifreeze box 1 is used to install the phase change heat storage layer 2. The phase change heat storage layer 2 is any one of paraffin, water or sand in the prior art. The electric heating tube 3 is in the prior art. The phase change heat storage layer 2 can be heated by the electric heating tube 3. The electric heating tube 3 extends to the outside of the water meter box through the cable and is connected to the power supply equipment on the outside. The cable is sealed with the side wall of the antifreeze box 1, and the heat preservation box body is provided with a cable hole that is sealed with the cable. The inner insulation layer 4 is the prior art, and the inner insulation layer 4 is attached to the pipeline component 6 to play a better insulation role.

[0025] In some embodiments, the heat-insulating box body includes an outer box body 8 and a box body heat-insulating layer 9, the box body heat-insulating layer 9 is fixedly arranged on the outer box body 8, the inspection cavity 5 is arranged in the box body heat-insulating layer 9, the box body heat-insulating layer 9 is provided with a first through hole matching with the water pipe 7, and the outer box body 8 is provided with a second through hole matching with the water pipe 7. A sealing ring 10 is arranged between the second through hole and the water pipe 7. The heat-insulating cover body includes an outer box cover 11 and a box cover heat-insulating layer 12, the box cover heat-insulating layer 12 is fixedly arranged on the outer box cover 11 and is sealed with the box body heat-insulating layer 9, and the outer box cover 11 is rotatably arranged on the outer box body 8 and is sealed with the outer box body 8. Among them, the outer box body 8 and the outer box cover 11 are both coated with an anti-corrosion layer, one side of the outer box body 8 and the outer box cover 11 is connected by a hinge in the prior art, and the other side is connected by a snap-on connection in the prior art. A sealing ring is provided between the outer box body 8 and the outer box cover 11 for sealing. The box body insulation layer 9 and the box cover insulation layer 12 are both made of insulation cotton in the prior art. With the cooperation of the box body insulation layer 9 and the box cover insulation layer 12, the heat loss in the inspection cavity 5 can be effectively prevented. The purpose of setting the sealing ring 10 is to seal the gap between the outer box body 8 and the water pipe 7, and further prevent the gap between the outer box body 8 and the water pipe 7 from dissipating heat or causing cold air to enter. The inspection cavity 5 is only provided in the middle of the box body insulation layer 9.

[0026] In some embodiments, the antifreeze box 1 is provided with an inner groove 13 that matches the pipeline component 6, and a pot mouth is sealed at the bottom of the inner groove 13, and a pot cover 14 that matches the pot mouth is provided on the pot mouth. The inner groove 13 is provided to facilitate better adaptation to the pipeline component 6, the pot mouth is provided to facilitate adding the phase change heat storage layer 2 to the antifreeze box 1, and the pot cover 14 is provided to seal the antifreeze box to prevent the phase change heat storage layer 2 from leaking out of the antifreeze box 1.

[0027] In some embodiments, two pipeline components 6 are arranged in the inspection cavity 5, and the two pipeline components 6 are arranged between the two antifreeze boxes 1, and an inner insulation layer 4 is arranged between two adjacent pipeline components 6. Among them, the pipeline component 6 arranged in the inspection cavity 5 can be one or more, and can generally be arranged according to requirements. The advantage of such arrangement is that the number of antifreeze inspection water meter boxes can be reduced, which can reduce costs.

[0028] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, 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.

[0029] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation", "hinge" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0030] The above is only a preferred embodiment of the utility model. It should be understood that the utility model is not limited to the form disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the concept described herein through the above teachings or the technology or knowledge of the relevant field. The changes and modifications made by those skilled in the art do not deviate from the spirit and scope of the utility model, and should be within the scope of protection of the claims attached to the utility model.

Claims

1. A water meter box for antifreeze maintenance, characterized in that: The invention comprises a heat-insulating box body, a heat-insulating cover body, an antifreeze box (1), a phase-change heat storage layer (2), an electric heating tube (3) and an inner heat-insulating layer (4); the heat-insulating cover body is arranged on the heat-insulating box body and is sealed with the heat-insulating box body; a maintenance cavity (5) is arranged in the middle of the heat-insulating box body and is sealed with the heat-insulating cover body; a pipeline component (6) is arranged in the middle of the maintenance cavity (5); and water pipes that are sealed with the heat-insulating box body are arranged at both ends of the pipeline component (6). (7), the antifreeze boxes (1) matched with the inspection chamber (5) are arranged at both ends of the inspection chamber (5), the inner thermal insulation layer (4) is filled between the two antifreeze boxes (1), the pipeline components (6) are arranged in the inner thermal insulation layer (4), the phase change heat storage layer (2) is arranged in the two antifreeze boxes (1), the electric heating tube (3) is arranged in the phase change heat storage layer (2), and the electric heating tube (3) is electrically connected to the power supply.

2. The antifreeze maintenance water meter box according to claim 1, characterized in that: The heat-insulating box body comprises an outer box body (8) and a box body heat-insulating layer (9), the box body heat-insulating layer (9) is fixedly arranged on the outer box body (8), the inspection cavity (5) is arranged in the box body heat-insulating layer (9), the box body heat-insulating layer (9) is provided with a first through hole cooperating with the water pipe (7), and the outer box body (8) is provided with a second through hole cooperating with the water pipe (7).

3. The antifreeze maintenance water meter box according to claim 2, characterized in that: A sealing ring (10) is provided between the second through hole and the water pipe (7).

4. The antifreeze maintenance water meter box according to claim 2 or 3, characterized in that: The heat-insulating cover body comprises an outer box cover (11) and a box cover heat-insulating layer (12); the box cover heat-insulating layer (12) is fixedly arranged on the outer box cover (11) and is sealed with the box body heat-insulating layer (9); the outer box cover (11) is rotatably arranged on the outer box body (8) and is sealed with the outer box body (8).

5. An antifreeze maintenance water meter box according to any one of claims 1-3, characterized in that: The antifreeze box (1) is provided with an inner groove (13) that matches the pipeline component (6), the bottom of the inner groove (13) is sealed with a pot mouth, and the pot mouth is provided with a pot cover (14) that matches the pot mouth.

6. An antifreeze maintenance water meter box according to any one of claims 1-3, characterized in that: Two of the pipeline components (6) are arranged in the inspection chamber (5); the two pipeline components (6) are arranged between the two antifreeze boxes (1); and the inner insulation layer (4) is arranged between two adjacent pipeline components (6).

7. An antifreeze maintenance water meter box according to any one of claims 1 to 3, characterized in that: The water pipes (7) on both sides of the pipeline component (6) are coaxially arranged.

8. An antifreeze maintenance water meter box according to any one of claims 1-3, characterized in that: The phase change heat storage layer (2) is any one of a paraffin layer, a water layer or a sand layer.

9. An antifreeze maintenance water meter box according to any one of claims 1 to 3, characterized in that: The antifreeze box (1) is a transparent PC board box or an acrylic board box.

10. An antifreeze maintenance water meter box according to any one of claims 1-3, characterized in that: The inspection chamber (5) is in the shape of a rectangular parallelepiped.

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