Buried pipe connecting device for ground source heat pump

Abstract

The utility model discloses a buried pipe connecting device for a ground source heat pump, which belongs to the technical field of buried pipe connection, and comprises a pump box and a buried pipe arranged on the inner side of the pump box, a plurality of butt-joint pipes are arranged on the surface of the pump box, a base sleeved on the outer sides of the butt-joint pipes is fixedly connected on the surface of the pump box, one end of each butt-joint pipe is fixedly connected with an inserting pipe, and the other end of each butt-joint pipe is fixedly connected with a connecting rod. A geothermal pump is inserted into the outer side of the inserting pipe, a butt joint assembly is arranged at one end of the base, sliding openings which are oppositely formed are formed in one side face of the pump box, driving toothed plates are slidably connected into the sliding openings, and a handle plate which is magnetically attracted with the pump box is fixedly connected to one end of each driving toothed plate. The driving toothed plate and the butt joint assembly are arranged, the toothed rings at all positions are driven by the driving toothed plate to rotate, then the butt joint threaded ring is driven to rotate, the threaded rings at all positions are in threaded connection with the buried pipes, and therefore the function that the buried pipes at all positions are synchronously installed is achieved, and the buried pipes do not need to be installed one by one; and the installation efficiency of the buried pipe is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of underground pipe connection, in particular to an underground pipe connection device for a ground source heat pump. Background Art

[0002] A ground source heat pump is a device that transfers low-grade thermal energy to high-grade thermal energy by inputting a small amount of high-grade energy (such as electricity) into shallow land energy.

[0003] The use of a geothermal heat pump requires the use of a corresponding geothermal heat pump pipe. The prior art patent (patent number: 202320441335.1, patent name: A buried pipe connection device for a geothermal heat pump) realizes the connection function between the buried pipe and the geothermal heat pump by making the second fixed pipe slidably connected to the buried pipe and the cylinder and the first fixed pipe threadedly connected. However, the number of buried pipes required for the geothermal heat pump is generally large. During installation, the cylinder needs to be screwed one by one, which makes the installation of the buried pipe not convenient. Therefore, a buried pipe connection device for a geothermal heat pump is proposed to solve the above problem. Utility Model Content

[0004] The utility model aims to solve the problem that the number of buried pipes required for the ground source heat pump in the prior art is generally large, and when installing, the cylinders need to be screwed one by one, making the installation of the buried pipes inconvenient, and proposes a buried pipe connecting device for the ground source heat pump.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A buried pipe connection device for a ground source heat pump comprises a pump box and a buried pipe installed inside the pump box, a plurality of butt joint pipes are installed on the surface of the pump box, a base sleeved on the outside of the butt joint pipes is fixedly connected to the surface of the pump box, a plug-in pipe is fixedly connected to one end of the butt joint pipe, a ground source heat pump is inserted on the outside of the plug-in pipe, a docking assembly is arranged at one end of the base, a sliding opening arranged oppositely is opened on one side surface of the pump box, a driving tooth plate is slidably connected in the sliding opening, and a handle plate which is magnetically attracted to the pump box is fixedly connected to one end of the driving tooth plate.

[0007] Preferably, the docking assembly includes a gear ring rotatably connected to one end of the base and a docking threaded ring sleeved on the surface of the docking tube.

[0008] Preferably, the butt-threaded ring is threadedly connected to the buried pipe, a limiting sliding groove is provided on the inner wall of the gear ring, and a limiting sliding block which is slidably connected to the limiting sliding groove is fixedly connected to the surface of the butt-threaded ring.

[0009] Preferably, one end of the butt threaded ring is rotatably connected to an adapter ring, one side of the adapter ring is fixedly connected to a resistance spring, and one end of the resistance spring is fixedly connected to the base.

[0010] Preferably, an outer limiting ring is fixedly connected to one end of the butt joint pipe, and an inner limiting ring is fixedly connected to the inner wall of the butt joint threaded ring near one end.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The utility model is provided with a driving tooth plate and a docking assembly. The driving tooth plate drives the toothed rings at various locations to rotate, and then drives the docking threaded rings to rotate, so that the threaded rings at various locations are threadedly connected with the buried pipes, thereby realizing the synchronous installation function of the buried pipes at various locations, without the need to install the buried pipes one by one, and greatly improving the installation efficiency of the buried pipes. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a three-dimensional structural schematic diagram of a buried pipe connection device for a ground source heat pump proposed by the utility model;

[0014] Figure 2 This is a schematic diagram of the internal structure of a buried pipe connection device for a ground source heat pump proposed by the utility model;

[0015] Figure 3 This is a schematic diagram of the assembly structure of a docking assembly and a buried pipe in a buried pipe connection device for a ground source heat pump proposed by the utility model;

[0016] Figure 4 It is a cross-sectional structural schematic diagram of a docking assembly in a buried pipe connection device for a ground source heat pump proposed by the utility model;

[0017] Figure 5 The utility model discloses an assembly diagram of a docking assembly in a buried pipe connection device for a ground source heat pump.

[0018] In the figure: 1. Pump box; 2. Geothermal pump; 3. Handle plate; 4. Buried pipe; 5. Driving gear plate; 6. Gear ring; 7. Docking threaded ring; 8. Plug-in pipe; 9. Limit slider; 10. Docking pipe; 11. Resistance spring; 12. Adapter ring; 13. Base. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] Reference Figure 1-5 , a buried pipe connection device for a ground source heat pump comprises a pump box 1 and a buried pipe 4 installed inside the pump box 1, a plurality of butt joint pipes 10 are installed on the surface of the pump box 1, a base 13 sleeved on the outside of the butt joint pipe 10 is fixedly connected to the surface of the pump box 1, a plug-in pipe 8 is fixedly connected to one end of the butt joint pipe 10, a ground heat pump 2 is inserted on the outside of the plug-in pipe 8, a butt joint assembly is arranged at one end of the base 13, the butt joint assembly comprises a gear ring 6 rotatably connected to one end of the base 13 and a butt joint threaded ring 7 sleeved on the surface of the butt joint pipe 10, the butt joint threaded ring 7 is threadedly connected to the buried pipe 4, a limited sliding groove is provided on the inner wall of the gear ring 6, a limiting sliding block 9 slidably connected to the limiting sliding groove is fixedly connected to the surface of the butt joint threaded ring 7, an adapter ring 12 is rotatably connected to one end of the butt joint threaded ring 7, a side surface of the adapter ring 12 is fixedly connected to a resistance spring 11, and one end of the resistance spring 11 is fixedly connected to the base 13;

[0021] It should be noted that: the buried pipe 4 is plugged into the plug-in pipe 8, and at the same time, the buried pipe 4 is in contact with the docking threaded ring 7, so that the docking threaded pipe is retracted into the inner side of the gear ring 6, and then the gear ring 6 is rotated to drive the docking threaded ring 7 to rotate, so that the docking threaded ring 7 is threadedly connected to the buried pipe 4, thereby realizing the connection function between the buried pipe 4 and the docking pipe 10.

[0022] A sliding opening is provided on one side of the pump box 1, in which a driving tooth plate 5 is slidably connected, one end of the driving tooth plate 5 is fixedly connected to a handle plate 3 that is magnetically attracted to the pump box 1, one end of the butt pipe 10 is fixedly connected to an outer limit ring, and an inner limit ring is fixedly connected to the inner wall of the butt thread ring 7 near one end;

[0023] It should be noted that the handle plate 3 drives the tooth plates on both sides to move, which can synchronously drive the tooth rings 6 at various locations to rotate, thereby realizing the synchronous installation function of the underground pipes 4 at various locations, without the need to install them one by one, greatly improving the installation efficiency of the underground pipes 4;

[0024] It is worth noting that the handle plate 3 and the pump box 1 are magnetically attracted to each other, which can limit the driving gear plate 5 and prevent the driving gear plate 5 from moving at will;

[0025] The arrangement of the outer limiting ring and the inner limiting ring can prevent the butt-jointed threaded ring 7 from being separated from the butt-jointed pipe 10;

[0026] When the utility model is used, the buried pipe 4 to be installed is aligned with the butt pipe 10, and the buried pipe 4 is plugged into the plug pipe 8, so that the buried pipe 4 abuts against the butt thread ring 7, and the butt thread pipe is retracted into the inner side of the gear ring 6;

[0027] Then, the handle plate 3 is used to drive the toothed plates on both sides to move, and the toothed rings 6 at various locations can be driven to rotate synchronously. The toothed rings 6 drive the docking threaded rings 7 to rotate, and then the docking threaded rings 7 are threadedly connected to the buried pipe 4, thereby realizing the connection function between the buried pipe 4 and the docking pipe 10. There is no need to install them one by one, which greatly improves the installation efficiency of the buried pipe 4.

[0028] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A buried pipe connection device for a ground source heat pump, comprising a pump box (1) and a buried pipe (4) installed inside the pump box (1), characterized in that: A plurality of docking tubes (10) are installed on the surface of the pump box (1); a base (13) sleeved on the outside of the docking tube (10) is fixedly connected to the surface of the pump box (1); a plug-in tube (8) is fixedly connected to one end of the docking tube (10); a geothermal pump (2) is inserted on the outside of the plug-in tube (8); a docking assembly is arranged at one end of the base (13); a sliding opening arranged opposite to each other is opened on one side of the pump box (1); a driving tooth plate (5) is slidably connected in the sliding opening; and a handle plate (3) which is magnetically attracted to the pump box (1) is fixedly connected to one end of the driving tooth plate (5).

2. The buried pipe connection device for a ground source heat pump according to claim 1, characterized in that: The docking assembly comprises a gear ring (6) rotatably connected to one end of a base (13) and a docking threaded ring (7) sleeved on the surface of a docking tube (10).

3. The underground pipe connection device for a ground source heat pump according to claim 2, characterized in that: The butt-jointed threaded ring (7) is threadedly connected to the buried pipe (4); a limit sliding groove is provided on the inner wall of the gear ring (6); and a limit sliding block (9) slidably connected to the limit sliding groove is fixedly connected to the surface of the butt-jointed threaded ring (7).

4. The underground pipe connection device for a ground source heat pump according to claim 3, characterized in that: One end of the butt threaded ring (7) is rotatably connected to an adapter ring (12), one side of the adapter ring (12) is fixedly connected to a resisting spring (11), and one end of the resisting spring (11) is fixedly connected to a base (13).

5. The buried pipe connection device for a ground source heat pump according to claim 4, characterized in that: An outer limiting ring is fixedly connected to one end of the butt joint pipe (10), and an inner limiting ring is fixedly connected to the inner wall of the butt joint threaded ring (7) near one end.

Images