Vacuum exhaust constant pressure device

Abstract

The utility model provides a vacuum exhaust constant pressure device which comprises a fixed bottom plate, a vacuum tank, a water pump, a water distributing and collecting device component set, a water supplementing component set, a pressure relief component set, a normal pressure tank, a water pump inlet component set, a water pump outlet component set and a bottom frame. The first connecting plate penetrates through an opening in the second connecting plate and can slide relative to the second connecting plate, and the bottom frame comprises two parallel fixing side edges and a plurality of supporting plates arranged between the fixing side edges. The utility model has the advantages of modularized production and installation, easiness in disassembly and recombination, convenience in expansion, transformation, transportation and maintenance and the like.

Description

Technical Field

[0001] The utility model relates to the field of vacuum exhaust constant pressure, in particular to a vacuum exhaust constant pressure device. Background Art

[0002] Vacuum exhaust constant pressure devices are often used in central heating and central air conditioning systems to achieve constant pressure, expansion, water replenishment, vacuum degassing, etc. However, the existing vacuum exhaust constant pressure devices have a relatively scattered structure, which is not conducive to disassembly and transportation, and occupies a large space. In addition, the internal pipelines of the device are easily affected by high temperature, high pressure, humidity, etc., which affects the safety performance of the pipelines.

[0003] Therefore, it is necessary to provide a new technical solution. Utility Model Content

[0004] In order to solve the technical problems existing in the prior art, the utility model discloses a vacuum exhaust constant pressure device, and the specific technical scheme is as follows:

[0005] The utility model provides a vacuum exhaust constant pressure device, comprising

[0006] Fixed bottom plate;

[0007] A vacuum tank, the vacuum tank being fixed at the center of the fixed bottom plate;

[0008] A water pump, wherein the water pump is fixed to an edge of the fixed bottom plate;

[0009] A manifold component group, wherein the manifold component group is fixed to an edge position on the other side of the fixed bottom plate relative to the water pump, and the vacuum tank is located between the water pump and the manifold component group;

[0010] A water replenishment component group, one end of which is connected to the manifold component group, and the other end of which is connected to an external water source;

[0011] A pressure relief component group, one end of which is connected to the manifold component group, the other end of which is connected to the first port of a first three-way joint, the second port of the first three-way joint is connected to the top of the vacuum tank, and the third port of the first three-way joint is connected to the system main pipe;

[0012] Atmospheric pressure tank, the atmospheric pressure tank is independently arranged from the fixed bottom plate;

[0013] a water pump inlet component group, one end of the water pump inlet component group is connected to the first port of the second three-way joint, the second port of the second three-way joint is connected to the bottom of the vacuum tank, the third port of the second three-way joint is connected to the atmospheric pressure tank, and the other end of the water pump inlet component group is connected to the water pump; and

[0014] A water pump outlet component group, one end of which is connected to the water pump, and the other end of which is connected to the system main network.

[0015] Furthermore, the fixed base plate includes a first strip-shaped connecting plate and a second connecting plate, the first connecting plate and the second connecting plate are vertically arranged, an opening is arranged at the lower part of the second connecting plate, and the first connecting plate can slide relative to the second connecting plate through the opening on the second connecting plate.

[0016] Furthermore, the vacuum tank is arranged on the first connecting plate, and the water pump is arranged on the second connecting plate.

[0017] Furthermore, the manifold component group is fixed to the edge of the first connecting plate farthest from the water pump, the water pump inlet component group is arranged between the vacuum tank and the water pump, and the water pump outlet component group is arranged on the other side of the water pump opposite to the water pump inlet component group.

[0018] Furthermore, one end opening of the manifold component group is connected to the drainage ditch.

[0019] Furthermore, the water pump inlet component group is sequentially crimped and connected with an inlet copper double external thread joint, an inlet stainless steel crimped internal thread right-angle elbow, an inlet stainless steel crimped tube, an inlet stainless steel crimped internal thread three-way joint, an inlet stainless steel crimped external thread joint and an inlet electric regulating valve; the inlet copper double external thread joint is connected to the water pump, and the inlet electric regulating valve is connected to the first port of the second three-way joint.

[0020] Furthermore, the water pump outlet component group is sequentially crimped and connected with an outlet copper double external thread joint, an outlet copper check valve, an outlet stainless steel crimped internal thread right angle elbow, an outlet stainless steel crimped pipe, an outlet stainless steel crimped internal thread three-way joint, an outlet stainless steel crimped external thread joint and an outlet copper internal and external thread ball valve; the outlet copper double external thread joint is connected to the water pump, and the outlet copper internal and external thread ball valve is connected to the system main network.

[0021] Furthermore, two water pumps are provided, and the second water pump is respectively connected to the inlet stainless steel pressed internal thread three-way joint and the outlet stainless steel pressed internal thread three-way joint.

[0022] Furthermore, it also includes a base frame, which includes two parallel fixed side edges and a plurality of support plates arranged between the fixed side edges, the fixed side edges are evenly provided with a row of through holes, the support plates can move back and forth along the fixed side edges, the side ends and the upper supporting surface of the support plates are both provided with threaded holes, the support plates and the fixed side edges are fixed by the threaded holes on the side surfaces, and the fixed base plate and the atmospheric pressure tank are fixed to the support plates by the threaded holes on the upper supporting surface of the support plates.

[0023] The utility model has the following beneficial effects:

[0024] 1. The vacuum exhaust constant pressure device provided by the utility model uses customized stainless steel compression fittings in the inlet and outlet pipes of the water pump. It does not require welding or threaded connection. It only needs to be compressed using special tools. The operation is simple and quick, shortening the installation time, reducing the skill requirements for technical workers, and reducing the installation cost.

[0025] 2. The vacuum exhaust constant pressure device provided by the utility model has a fixed bottom plate adopting a pull-out structure, which can be disassembled to reduce the single volume of the fixed bottom plate, and is suitable for rapid disassembly and transportation.

[0026] 3. The vacuum exhaust constant pressure device provided by the utility model adopts a movable base frame structure, which is not only easy to disassemble and assemble, but also can be combined and adjusted to be suitable for fixing different equipment structures.

[0027] 4. The vacuum exhaust constant pressure device provided by the utility model maximizes the utilization rate of the equipment and minimizes the equipment footprint, realizes modular production and installation, improves production efficiency, ensures the consistency and precision of components, and ensures the quality and performance of each module. The modular components can be disassembled and reused when needed, which improves the utilization rate of resources. It is easy to disassemble and recombine, and is convenient for expansion, transformation, transportation and maintenance, which meets the requirements of sustainable development.

[0028] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] 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 or the description of the prior art will be 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 paying creative work.

[0030] Figure 1It is a structural schematic diagram of a vacuum exhaust constant pressure device provided by an embodiment of the utility model.

[0031] Figure 2 It is a structural schematic diagram of a vacuum exhaust constant pressure device provided by an embodiment of the utility model.

[0032] Figure 3 It is a structural schematic diagram of a fixed base plate provided by an embodiment of the utility model.

[0033] Figure 4 It is a structural schematic diagram of a water pump inlet component group provided by an embodiment of the utility model.

[0034] Figure 5 It is a structural schematic diagram of a water pump outlet component group provided by an embodiment of the utility model.

[0035] Figure 6 It is a structural schematic diagram of a base frame provided by an embodiment of the utility model.

[0036] The accompanying drawings are marked as follows: a fixed base plate 10, a vacuum tank 11, a water pump 12, a manifold component group 13, a water replenishment component group 14, a pressure relief component group 15, a normal pressure tank 16, a water pump inlet component group 17, a water pump outlet component group 18, a base frame 19, a first three-way joint 151, a second three-way joint 171, a first connecting plate 101, a second connecting plate 102, an inlet copper double outer thread joint 172, an inlet stainless steel pressed inner thread right angle elbow 173, an inlet stainless steel pressed tube 174, an inlet stainless steel pressed inner thread three-way joint 175, an inlet stainless steel pressed outer thread joint 176, an inlet electric regulating valve 177, an outlet copper double outer thread joint 181, an outlet copper check valve 182, an outlet stainless steel pressed inner thread right angle elbow 183, an outlet stainless steel pressed tube 184, an outlet stainless steel pressed inner thread three-way joint 185, an outlet stainless steel pressed outer thread joint 186, and an outlet copper inner and outer thread ball valve 187. DETAILED DESCRIPTION

[0037] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0038] In the description of the present invention, it should be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are 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 therefore cannot be understood as a limitation on the present invention. In the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0039] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" 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. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0040] The utility model discloses a vacuum exhaust constant pressure device, referring to Figures 1 to 6 , which includes a fixed base plate 10, a vacuum tank 11, a water pump 12, a manifold component group 13, a water replenishment component group 14, a pressure relief component group 15, a normal pressure tank 16, a water pump inlet component group 17, a water pump outlet component group 18 and a base frame 19. The vacuum tank 11 is fixed to the center of the fixed base plate 10. The water pump 12 is fixed to the edge of the fixed base plate 10. The manifold component group 13 is fixed to the edge of the other side of the fixed base plate 10 relative to the water pump 12, and the vacuum tank 11 is located between the water pump 12 and the manifold component group 13. One end of the water replenishment component group 14 is connected to the manifold component group 13, and the other end of the water replenishment component group 14 is connected to an external water source. One end of the pressure relief component group 15 is in communication with the manifold component group 13, and the other end of the pressure relief component group 15 is in communication with the first port of the first three-way joint 151, the second port of the first three-way joint 151 is in communication with the top of the vacuum tank 11, and the third port of the first three-way joint 151 is in communication with the system main pipe. The atmospheric pressure tank 16 is independently provided from the fixed bottom plate 10. One end of the water pump inlet component group 17 is in communication with the first port of the second three-way joint 171, the second port of the second three-way joint 171 is in communication with the bottom of the vacuum tank 11, the third port of the second three-way joint 171 is in communication with the atmospheric pressure tank 16, and the other end of the water pump inlet component group 17 is in communication with the water pump 12. One end of the water pump outlet component group 18 is in communication with the water pump 12, and the other end of the water pump outlet component group 18 is in communication with the system main pipe network.

[0041] In one embodiment, the fixed base plate 10 includes a first strip-shaped connecting plate 101 and a second connecting plate 102, the first connecting plate 101 and the second connecting plate 102 are vertically arranged, an opening is arranged at the lower portion of the second connecting plate 102, and the first connecting plate 101 passes through the opening on the second connecting plate 102 and can slide relative to the second connecting plate 102.

[0042] The vacuum tank 11 is disposed on the first connecting plate 101 , and the water pump 12 is disposed on the second connecting plate 102 .

[0043] The manifold component group 13 is fixed to the edge of the first connecting plate 101 farthest from the water pump 12, the water pump inlet component group 17 is arranged between the vacuum tank 11 and the water pump 12, and the water pump outlet component group 18 is arranged on the other side of the water pump 12 opposite to the water pump inlet component group 17.

[0044] In one embodiment, one end of the manifold component assembly 13 is opened and connected to the drainage ditch.

[0045] In one embodiment, the water pump inlet component group 17 is sequentially crimped and connected with an inlet copper double external thread connector 172, an inlet stainless steel crimped internal thread right-angle elbow 173, an inlet stainless steel crimped tube 174, an inlet stainless steel crimped internal thread three-way connector 175, an inlet stainless steel crimped external thread connector 176 and an inlet electric regulating valve 177, the inlet copper double external thread connector 172 is connected to the water pump 12, and the inlet electric regulating valve 177 is connected to the first port of the second three-way connector 171.

[0046] In one embodiment, the water pump outlet component group 18 is sequentially crimped and connected with an outlet copper double external thread connector 181, an outlet copper check valve 182, an outlet stainless steel crimped internal thread right angle elbow 183, an outlet stainless steel crimped tube 184, an outlet stainless steel crimped internal thread three-way connector 185, an outlet stainless steel crimped external thread connector 186 and an outlet copper internal and external thread ball valve 187. The outlet copper double external thread connector 181 is connected to the water pump 12, and the outlet copper internal and external thread ball valve 187 is connected to the system main network.

[0047] In one embodiment, two water pumps are provided, and the second water pump is connected to the inlet stainless steel pressed internal thread three-way joint 175 and the outlet stainless steel pressed internal thread three-way joint 185 respectively.

[0048] In one embodiment, the base frame 19 includes two parallel fixed side edges 191 and a plurality of support plates 192 disposed between the fixed side edges 191. The fixed side edges 191 are evenly provided with a row of through holes, and the support plates 192 can move back and forth along the fixed side edges 191. The side ends and the upper support surface of the support plates 192 are both provided with threaded holes, and the support plates 192 are fixed to the fixed side edges 191 through the threaded holes on the side surfaces of the support plates 192, and the fixed bottom plate 10 and the atmospheric pressure tank 16 are fixed to the support plates 192 through the threaded holes on the upper support surface.

[0049] The vacuum exhaust constant pressure device of the present application maximizes the utilization rate of the equipment and minimizes the equipment footprint. Through the intelligent control system, the human-computer interaction experience is further improved. No additional manpower maintenance is required after installation. Only regular routine inspections are required to ensure the normal operation of the equipment. Modular production and installation can be achieved, which improves production efficiency, ensures the consistency and precision of components, and ensures the quality and performance of each module. Modular components can be disassembled and reused when needed, which improves resource utilization. It is easy to disassemble and recombine, and is convenient for expansion, transformation and maintenance, which meets the requirements of sustainable development.

[0050] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine different embodiments or examples described in this specification.

[0051] Although the embodiments of the present invention have been shown and described above, it is to be understood that the above embodiments are exemplary and are not to be construed as limitations of the present invention. A person skilled in the art may change, modify and vary the above embodiments within the scope of the present invention.

Claims

1. A vacuum exhaust constant pressure device, characterized in that: include Fixed bottom plate; A vacuum tank, the vacuum tank being fixed at the center of the fixed bottom plate; A water pump, wherein the water pump is fixed to an edge of the fixed bottom plate; A manifold component group, wherein the manifold component group is fixed to an edge position on the other side of the fixed bottom plate relative to the water pump, and the vacuum tank is located between the water pump and the manifold component group; A water replenishment component group, one end of which is connected to the manifold component group, and the other end of which is connected to an external water source; A pressure relief component group, one end of which is connected to the manifold component group, the other end of which is connected to the first port of a first three-way joint, the second port of the first three-way joint is connected to the top of the vacuum tank, and the third port of the first three-way joint is connected to the system main pipe; Atmospheric pressure tank, the atmospheric pressure tank is independently arranged from the fixed bottom plate; a water pump inlet component group, one end of the water pump inlet component group is connected to the first port of the second three-way joint, the second port of the second three-way joint is connected to the bottom of the vacuum tank, the third port of the second three-way joint is connected to the atmospheric pressure tank, and the other end of the water pump inlet component group is connected to the water pump; and A water pump outlet component group, one end of which is connected to the water pump, and the other end of which is connected to the system main network.

2. The vacuum exhaust constant pressure device according to claim 1, characterized in that: The fixed bottom plate includes a first strip-shaped connecting plate and a second connecting plate, the first connecting plate and the second connecting plate are vertically arranged, an opening is arranged at the lower part of the second connecting plate, and the first connecting plate can slide relative to the second connecting plate through the opening on the second connecting plate.

3. The vacuum exhaust constant pressure device according to claim 2, characterized in that: The vacuum tank is arranged on the first connecting plate, and the water pump is arranged on the second connecting plate.

4. The vacuum exhaust constant pressure device according to claim 3, characterized in that: The manifold component group is fixed to the edge of the first connecting plate farthest from the water pump, the water pump inlet component group is arranged between the vacuum tank and the water pump, and the water pump outlet component group is arranged on the other side of the water pump opposite to the water pump inlet component group.

5. The vacuum exhaust constant pressure device according to claim 1, characterized in that: One end opening of the manifold component group is connected to the drainage ditch.

6. The vacuum exhaust constant pressure device according to claim 1, characterized in that: The water pump inlet component group is sequentially crimped and connected with an inlet copper double external thread joint, an inlet stainless steel crimped internal thread right-angle elbow, an inlet stainless steel crimped tube, an inlet stainless steel crimped internal thread three-way joint, an inlet stainless steel crimped external thread joint and an inlet electric regulating valve. The inlet copper double external thread joint is connected to the water pump, and the inlet electric regulating valve is connected to the first port of the second three-way joint.

7. The vacuum exhaust constant pressure device according to claim 6, characterized in that: The water pump outlet component group is sequentially crimped and connected with an outlet copper double external thread joint, an outlet copper check valve, an outlet stainless steel crimped internal thread right-angle elbow, an outlet stainless steel crimped pipe, an outlet stainless steel crimped internal thread three-way joint, an outlet stainless steel crimped external thread joint and an outlet copper internal and external thread ball valve; the outlet copper double external thread joint is connected to the water pump, and the outlet copper internal and external thread ball valve is connected to the system main network.

8. The vacuum exhaust constant pressure device according to claim 7, characterized in that: Two water pumps are provided, and the second water pump is respectively connected to the inlet stainless steel pressed internal thread three-way joint and the outlet stainless steel pressed internal thread three-way joint.

9. The vacuum exhaust constant pressure device according to claim 1, characterized in that: It also includes a base frame, which includes two parallel fixed side edges and a plurality of support plates arranged between the fixed side edges, the fixed side edges are evenly provided with a row of through holes, the support plates can move back and forth along the fixed side edges, the side ends and the upper supporting surface of the support plates are both provided with threaded holes, the support plates are fixed to the fixed side edges by the threaded holes on the side edges, and the fixed base plate and the atmospheric pressure tank are fixed to the support plates by the threaded holes on the upper supporting surface of the support plates.

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