Building energy-saving heating and ventilation pipeline connecting device

Abstract

The utility model relates to a building energy-saving heating and ventilation pipeline connecting device which comprises a tightening piece, a pipeline connecting piece and a bolt assembly, the tightening piece is provided with a first mounting hole which is through front and back, the pipeline connecting piece is mounted in the first mounting hole of the tightening piece, and the aperture size of the first mounting hole of the tightening piece is variable; the bolt assembly is mounted on the tightening piece, and the hole diameter of the first mounting hole of the tightening piece is increased or decreased by rotating the bolt assembly; the pipeline connecting piece is provided with a second mounting hole, the second mounting hole penetrates through the pipeline connecting piece, the pipe ends of the two sections of heating and ventilation pipelines stretch into the second mounting hole of the pipeline connecting piece, the hole diameter of the first mounting hole of the tightening piece is reduced through the bolt assembly, and the tightening piece is connected with the pipeline connecting piece. Therefore, the two sections of heating and ventilation pipelines and the pipeline connecting piece are fixedly connected together, and the two sections of heating and ventilation pipelines are communicated.

Description

Technical Field

[0001] The utility model relates to a pipeline connector, in particular to a building energy-saving HVAC pipeline connecting device. Background Art

[0002] HVAC pipes are a common type of pipe in the construction industry. Multiple sections of HVAC pipes are fixedly connected together using pipe connectors, forming a pipe conveyor chain. Pipe connectors are used to securely connect two sections of pipe together. Therefore, pipe connectors must meet at least two requirements: first, they must securely and stably connect the two sections of pipe; second, the connection between the two sections must be well sealed. In the prior art, pipe connectors have a fixed diameter, meaning they can only connect pipes of a specific diameter. This, to a certain extent, results in a limited range of applicability for these pipe connectors. Summary of the Invention

[0003] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a building energy-saving heating and ventilation pipe connecting device.

[0004] In order to achieve the above-mentioned purpose, the present invention adopts the following technical solutions: a building energy-saving HVAC pipe connection device, comprising: a tightening member, a pipe connector, and a bolt assembly, the tightening member having a first mounting hole that passes through the front and back, the pipe connector being installed in the first mounting hole of the tightening member, and the aperture of the first mounting hole of the tightening member is variable; the bolt assembly is installed on the tightening member, and rotating the bolt assembly makes the aperture of the first mounting hole of the tightening member larger or smaller; the pipe connector has a second mounting hole, and the second mounting hole passes through the pipe connector, and the pipe ends of the two sections of HVAC pipes are respectively extended into the second mounting holes of the pipe connector, and the bolt assembly is used to reduce the aperture of the first mounting hole of the tightening member, thereby fixing the two sections of HVAC pipes and the pipe connector together, and making the two sections of HVAC pipes connected.

[0005] Furthermore, the tightening piece includes a tightening piece body, the head end and the tail end of the tightening piece body are close to each other, so that the tightening piece body forms a cylindrical shape, the first mounting hole penetrates the tightening piece body along the axial direction, and there is a preset distance between the head end and the tail end of the tightening piece body, so that an extrusion space is formed between the head end and the tail end of the tightening piece body, and the extrusion space is connected to the first mounting hole. When under the action of the bolt assembly, the extrusion space becomes larger or smaller. When the extrusion space becomes smaller, the pipe connector is squeezed and tightened by the tightening piece body.

[0006] Furthermore, the tightening member also includes a first connecting member and a second connecting member, the first connecting member and the head end of the tightening member body are fixedly connected together, and the second connecting member and the tail end of the tightening member body are fixedly connected together; the first connecting member is provided with a first connecting through-slot, and the first connecting through-slot passes through the first connecting member; the second connecting member is provided with a second connecting through-slot, and the second connecting through-slot passes through the second connecting member; the bolt assembly passes through the first connecting through-slot and the second connecting through-slot respectively, and by tightening the bolt assembly, the first connecting through-slot and the second connecting through-slot are brought close to each other, thereby reducing the extrusion space.

[0007] Furthermore, the first connecting member has a first end and a second end, the first end is fixedly connected to the head end of the tightening member body, so that the first connecting member and the tightening member body are fixedly connected, and the second end is movably overlapped on the outer wall of the tightening member body, and when the first connecting member and the second connecting member approach or move away from each other, the second end of the first connecting member slides on the outer wall of the tightening member body; the second connecting member has a third end and a fourth end, the third end is fixedly connected to the tail end of the tightening member body, so that the second connecting member and the tightening member body are fixedly connected, and the fourth end is movably overlapped on the outer wall of the tightening member body, and when the second connecting member and the first connecting member approach or move away from each other, the fourth end of the second connecting member slides on the outer wall of the tightening member body.

[0008] Furthermore, the first connecting member and the tightening member body together define a first accommodating space, and the second connecting member and the tightening member body together define a second accommodating space.

[0009] Furthermore, it also includes a first cushion and a second cushion, the first cushion is installed in the first accommodating space, and the second cushion is installed in the second accommodating space; the first cushion and the second cushion have the same structure, the first cushion is provided with a first through hole, the first through hole passes through the first cushion, and the bolt assembly passes through the first through hole, so that the bolt assembly connects the first connecting member and the second connecting member of the tightening member together; the first cushion is semi-cylindrical.

[0010] Furthermore, the tightening member also includes a first retaining ring and a second retaining ring, which are respectively fixedly connected to the circumferential outer end surface of the tightening member body, and the first retaining ring and the second retaining ring protrude inwardly by a preset distance along the radial direction of the tightening member body.

[0011] Furthermore, it also includes a scaling part, and the scaling part 3 includes a first scaling part and a second scaling part, the first scaling part and the second scaling part are respectively installed in the first retaining ring and the second retaining ring, and the first scaling part and the second scaling part are respectively abutted against the end faces of the pipe connecting part, so that the first scaling part and the second scaling part are fixedly installed between the first retaining ring and the second retaining ring of the tightening part body; when the first connecting part and the second connecting part of the tightening part are close to each other, the first scaling part and the second scaling part are squeezed, so that the diameters of the first scaling part and the second scaling part become smaller.

[0012] Furthermore, the end portions of the first and second scaling members are overlapped and staggered together. When the first and second scaling members are subjected to force, the end portions of the first and second scaling members move away from each other, and at this time, the diameters of the first and second scaling members become smaller. When the first and second scaling members are not subjected to force, the end portions of the first and second scaling members move close to each other, and at this time, the diameters of the first and second scaling members become larger.

[0013] Furthermore, it also includes a sleeve, the sleeve 6 is sleeved on the pipe connector, the sleeve has a sleeve hole, and the pipe connector extends into the sleeve hole; the sleeve has a first end face and a second end face, and the first end face and the second end face are not connected, so that a second extrusion space is provided between the first end face and the second end face, and the second extrusion space is connected to the sleeve hole.

[0014] The beneficial effects of the present application are: the building energy-saving HVAC pipe connection device provided by the present application has a simple structure and is easy to disassemble, and is suitable for connecting HVAC pipes within a certain diameter range. When connecting, it is only necessary to insert two sections of pipes into the pipe connector, tighten the bolt assembly, so that the first connector and the second connector are close to each other, thereby fixing the HVAC pipe to the connection device, so that the two sections of HVAC pipes are connected to each other. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural schematic diagram of a building energy-saving HVAC pipe connection device provided by the utility model.

[0016] Figure 2 This is a structural schematic diagram of a pipe connector of a building energy-saving HVAC pipe connection device provided by the utility model.

[0017] Figure 3 This is a structural schematic diagram of a tightening member of a building energy-saving HVAC pipe connection device provided by the utility model.

[0018] Figure 4This is another structural schematic diagram of a building energy-saving HVAC pipe connection device provided by the utility model.

[0019] Figure 5 This is a structural schematic diagram of a cushioning member of a building energy-saving HVAC pipe connection device provided by the utility model. DETAILED DESCRIPTION

[0020] The present application is further described in detail below by means of specific embodiments in conjunction with the accompanying drawings. Similar elements in different embodiments are numbered with associated similar elements. In the following embodiments, many detailed descriptions are provided to enable the present application to be better understood. However, those skilled in the art will readily appreciate that some of the features may be omitted in different circumstances, or may be replaced by other elements, materials, or methods. In some cases, some operations related to the present application are not shown or described in the specification. This is to avoid the core portion of the present application being overwhelmed by excessive descriptions. For those skilled in the art, it is not necessary to describe these related operations in detail. They can fully understand the related operations based on the description in the specification and the general technical knowledge in the art.

[0021] In addition, the features, operations, or characteristics described in the specification may be combined in any appropriate manner to form various implementations, and the operational steps involved in each embodiment may be interchanged or adjusted in a manner that is obvious to those skilled in the art. Therefore, the specification and drawings are only for the purpose of clearly describing a particular embodiment and do not imply a required composition and / or sequence.

[0022] The serial numbers assigned to components herein, such as "first," "second," etc., are used solely to distinguish the objects being described and do not convey any sequential or technical meaning. References to "connection" and "coupling" herein, unless otherwise specified, include both direct and indirect connections (couplings).

[0023] Please refer to Figure 1-5, the present application provides a building energy-saving HVAC pipe connection device (hereinafter referred to as "the connection device"), the connection device comprising: a tightening member 1, a pipe connector 2, and a bolt assembly 4, the tightening member 1 having a first mounting hole 10 that passes through the front and back, the pipe connector 2 being installed in the first mounting hole 10 of the tightening member 1, and the aperture of the first mounting hole 10 of the tightening member 1 is variable; the bolt assembly 4 is installed on the tightening member 1, and rotating the bolt assembly 4 causes the aperture of the first mounting hole 10 of the tightening member 1 to increase or decrease; the pipe connector 2 has a second mounting hole 20, which passes through the pipe connector 2, and the pipe ends of the two sections of HVAC pipes are respectively extended into the second mounting holes 20 of the pipe connector 2, and the bolt assembly 4 is used to reduce the aperture of the first mounting hole 10 of the tightening member 1, thereby fixing the two sections of HVAC pipes and the pipe connector 2 together, and making the two sections of HVAC pipes connected. It should be noted that, although the specific structure of the HVAC pipe is not shown in the attached drawings, it can be understood that the HVAC pipe is a hollow cylindrical shape, and the outer wall of the pipe end of the HVAC pipe is smooth.

[0024] In one embodiment of the present application, the tightening member 1 includes a tightening member body 11, and the head end 111 and the tail end 112 of the tightening member body 11 are close to each other, so that the tightening member body 11 forms a cylindrical shape, and the first mounting hole 10 penetrates the tightening member body 11 along the axial direction, and there is a preset distance between the head end 111 and the tail end 112 of the tightening member body 11, so that an extrusion space 110 is formed between the head end 111 and the tail end 112 of the tightening member body 11, and the extrusion space 110 is connected to the first mounting hole 10. When under the action of the bolt assembly 4, the extrusion space 110 becomes larger or smaller. When the extrusion space 110 becomes smaller, the pipe connector 2 is squeezed and tightened by the tightening member body 11.

[0025] In one embodiment of the present application, the tightening member 1 also includes a first connecting member 12 and a second connecting member 13, the first connecting member 12 and the head end 111 of the tightening member body 11 are fixedly connected together, and the second connecting member 13 and the tail end 112 of the tightening member body 11 are fixedly connected together; the first connecting member 12 is provided with a first connecting groove 120, and the first connecting groove 120 passes through the first connecting member 12; the second connecting member 13 is provided with a second connecting groove 130, and the second connecting groove 130 passes through the second connecting member 13; the bolt assembly 4 passes through the first connecting groove 120 and the second connecting groove 130 respectively, and by tightening the bolt assembly 4, the first connecting groove 120 and the second connecting groove 130 are brought close to each other, thereby reducing the extrusion space 110.

[0026] In one embodiment of the present application, the first connecting member 12 has a first end 121 and a second end 122. The first end 121 is fixedly connected to the head end 111 of the tightening member body 11, so that the first connecting member 12 and the tightening member body 11 are fixedly connected. The second end 122 can be movably overlapped on the outer wall of the tightening member body 11. When the first connecting member 12 and the second connecting member 13 are close to or away from each other, the second end 122 of the first connecting member 12 is moved relative to the outer wall of the tightening member body 11. Slide on the outer wall; the second connecting member 13 has a third end 131 and a fourth end 132, and the third end 131 is fixedly connected to the tail end 112 of the tightening member body 11, so that the second connecting member 13 and the tightening member body 11 are fixedly connected, and the fourth end 132 can be movably overlapped on the outer wall of the tightening member body 11. When the second connecting member 13 and the first connecting member 12 approach or move away from each other, the fourth end 132 of the second connecting member 13 slides on the outer wall of the tightening member body 11.

[0027] In one embodiment of the present application, the first connecting member 12 and the tightening member body 11 jointly define a first accommodating space 123 , and the second connecting member 13 and the tightening member body 11 jointly define a second accommodating space 133 .

[0028] In one embodiment of the present application, the connecting device also includes a first pad 51 and a second pad 52, the first pad 51 is installed in the first accommodating space 123, and the second pad 52 is installed in the second accommodating space 133; the first pad 51 and the second pad 52 have the same structure, and a first through hole 510 is provided on the first pad 51, and the first through hole 510 passes through the first pad 51, so that the bolt assembly 4 connects the first connecting member 12 and the second connecting member 13 of the tightening member 1 together; the first pad 51 is semi-cylindrical.

[0029] In one embodiment of the present application, the tightening member 1 further includes a first retaining ring 14 and a second retaining ring 15, and the first retaining ring 14 and the second retaining ring 15 are respectively fixedly connected to the circumferential outer end surface of the tightening member body 11, and the first retaining ring 14 and the second retaining ring 15 protrude radially inwardly along the tightening member body 11 by a preset distance.

[0030] In one embodiment of the present application, the connecting device also includes a scaling member 3, which includes a first scaling member 31 and a second scaling member 32. The first scaling member 31 and the second scaling member 32 are respectively inserted into the first retaining ring 14 and the second retaining ring 15, and the first scaling member 31 and the second scaling member 32 are respectively abutted against the end faces of the pipe connector 2, so that the first scaling member 31 and the second scaling member 32 are fixedly installed between the first retaining ring 14 and the second retaining ring 15 of the tightening member body 11; when the first connecting member 12 and the second connecting member 13 of the tightening member 1 are close to each other, the first scaling member 31 and the second scaling member 32 are squeezed, so that the diameters of the first scaling member 31 and the second scaling member 32 become smaller.

[0031] In one embodiment of the present application, the end portions of the first scale member 31 and the second scale member 32 are overlapped with each other. When the first scale member 31 and the second scale member 32 are subjected to force, the end portions of the first scale member 31 and the second scale member 32 are moved away from each other, and at this time, the diameters of the first scale member 31 and the second scale member 32 become smaller. When the first scale member 31 and the second scale member 32 are not subjected to force, the end portions of the first scale member 31 and the second scale member 32 are moved close to each other, and at this time, the diameters of the first scale member 31 and the second scale member 32 become larger.

[0032] In one embodiment of the present application, the connector device also includes a sleeve 6, which is sleeved on the pipe connector 2, and the sleeve 6 has a sleeve hole 63, and the pipe connector 2 extends into the sleeve hole 63; the sleeve 6 has a first end face 61 and a second end face 62, and the first end face 61 and the second end face 62 are not connected, so that a second extrusion space 60 is provided between the first end face 61 and the second end face 62, and the second extrusion space 60 is connected to the sleeve hole 63.

[0033] The building energy-saving HVAC pipe connection device provided in the present application has a simple structure and is easy to disassemble. It is suitable for connecting HVAC pipes within a certain diameter range. When connecting, it is only necessary to insert two sections of pipes into the pipe connector and tighten the bolt assembly to bring the first connector and the second connector close to each other, thereby fixing the HVAC pipe to the connection device, so that the two sections of HVAC pipes are connected to each other.

[0034] The above embodiments are intended only to illustrate the technical concepts and features of the present invention. Their purpose is to enable those familiar with the art to understand the contents of the present invention and implement them accordingly. They are not intended to limit the scope of protection of the present invention. Any equivalent changes or modifications based on the spirit of the present invention are intended to be included in the scope of protection of the present invention.

Claims

1. A building energy-saving HVAC pipe connection device, characterized in that: include: A tightening piece, a pipe connector, and a bolt assembly, wherein the tightening piece has a first mounting hole that passes through the front and back, the pipe connector is installed in the first mounting hole of the tightening piece, and the aperture of the first mounting hole of the tightening piece is variable; the bolt assembly is installed on the tightening piece, and rotating the bolt assembly makes the aperture of the first mounting hole of the tightening piece larger or smaller; the pipe connector has a second mounting hole, and the second mounting hole passes through the pipe connector, and the pipe ends of the two sections of HVAC pipes are respectively extended into the second mounting holes of the pipe connector, and the aperture of the first mounting hole of the tightening piece is reduced by the bolt assembly, thereby fixing the two sections of HVAC pipes and the pipe connector together, and making the two sections of HVAC pipes connected.

2. The building energy-saving HVAC pipe connection device according to claim 1, characterized in that: The tightening piece includes a tightening piece body, the head end and the tail end of the tightening piece body are close to each other, so that the tightening piece body forms a cylindrical shape, the first mounting hole penetrates the tightening piece body along the axial direction, and there is a preset distance between the head end and the tail end of the tightening piece body, so that an extrusion space is formed between the head end and the tail end of the tightening piece body, and the extrusion space is connected to the first mounting hole. When the bolt assembly acts, the extrusion space becomes larger or smaller. When the extrusion space becomes smaller, the pipe connector is squeezed and tightened by the tightening piece body.

3. The building energy-saving HVAC pipe connection device according to claim 2, characterized in that: The tightening member also includes a first connecting member and a second connecting member, the first connecting member and the head end of the tightening member body are fixedly connected together, and the second connecting member and the tail end of the tightening member body are fixedly connected together; the first connecting member is provided with a first connecting through-slot, and the first connecting through-slot passes through the first connecting member; the second connecting member is provided with a second connecting through-slot, and the second connecting through-slot passes through the second connecting member; the bolt assembly passes through the first connecting through-slot and the second connecting through-slot respectively, and by tightening the bolt assembly, the first connecting through-slot and the second connecting through-slot are brought close to each other, thereby reducing the extrusion space.

4. The building energy-saving HVAC pipe connection device according to claim 3, characterized in that: The first connecting member has a first end and a second end, and the first end is fixedly connected to the head end of the tightening member body, so that the first connecting member and the tightening member body are fixedly connected, and the second end is movably overlapped on the outer wall of the tightening member body, and when the first connecting member and the second connecting member approach or move away from each other, the second end of the first connecting member slides on the outer wall of the tightening member body; the second connecting member has a third end and a fourth end, and the third end is fixedly connected to the tail end of the tightening member body, so that the second connecting member and the tightening member body are fixedly connected, and the fourth end is movably overlapped on the outer wall of the tightening member body, and when the second connecting member and the first connecting member approach or move away from each other, the fourth end of the second connecting member slides on the outer wall of the tightening member body.

5. The building energy-saving HVAC pipe connection device according to claim 4, characterized in that: The first connecting member and the tightening member body jointly define a first accommodating space, and the second connecting member and the tightening member body jointly define a second accommodating space.

6. The building energy-saving HVAC pipe connection device according to claim 5, characterized in that: It also includes a first gasket and a second gasket, the first gasket is installed in the first accommodating space, and the second gasket is installed in the second accommodating space; the first gasket and the second gasket have the same structure, and a first through hole is provided on the first gasket, and the first through hole passes through the first gasket, and the bolt assembly passes through the first through hole, so that the bolt assembly connects the first connecting member and the second connecting member of the tightening member together; the first gasket is semi-cylindrical.

7. The building energy-saving HVAC pipe connection device according to claim 6, characterized in that: The tightening member further includes a first retaining ring and a second retaining ring, which are respectively fixedly connected to the circumferential outer end surface of the tightening member body, and the first retaining ring and the second retaining ring protrude inwardly by a preset distance along the radial direction of the tightening member body.

8. The building energy-saving HVAC pipe connection device according to claim 7, characterized in that: The invention also includes a scaling member, wherein the scaling member (3) includes a first scaling member and a second scaling member, the first scaling member and the second scaling member are respectively installed in the first retaining ring and the second retaining ring, and the first scaling member and the second scaling member are respectively abutted against the end faces of the two ends of the pipe connecting member, so that the first scaling member and the second scaling member are fixedly installed between the first retaining ring and the second retaining ring of the tightening member body; when the first connecting member and the second connecting member of the tightening member are close to each other, the first scaling member and the second scaling member are squeezed, so that the diameters of the first scaling member and the second scaling member become smaller.

9. The building energy-saving HVAC pipe connection device according to claim 8, characterized in that: The first and second scaling members are overlapped at their ends. When the first and second scaling members are subjected to force, the ends of the first and second scaling members move away from each other, and at this time, the diameters of the first and second scaling members become smaller. When the first and second scaling members are not subjected to force, the ends of the first and second scaling members move close to each other, and at this time, the diameters of the first and second scaling members become larger.

10. The building energy-saving HVAC pipe connection device according to claim 9, characterized in that: It also includes a bushing, the bushing (6) is sleeved on the pipe connector, the bushing has a sleeve hole, and the pipe connector extends into the sleeve hole; the bushing has a first end face and a second end face, and the first end face and the second end face are not connected, so that a second extrusion space is provided between the first end face and the second end face, and the second extrusion space is connected to the sleeve hole.

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