CN109732660B - Ground source heat pump tube cutting method - Google Patents

Abstract

The invention discloses a method for cutting a ground source heat pump pipe, which comprises the following steps: s1, performing primary cutting, namely placing the pipeline to be cut in an arc-shaped cutter of an installation block, then starting an air cylinder to enable an installation plate to descend, completing the primary cutting of the pipeline by utilizing the arc-shaped cutter on the installation plate, and inserting a limiting block into a limiting groove; and S2, starting a driving motor in the electric rotating shaft for secondary cutting, so that the lantern ring reciprocates on the electric rotating shaft to drive the arc-shaped cutter to perform secondary cutting on the pipeline, namely, finishing the cutting processing. According to the device, the ground source heat pump pipe can be efficiently and quickly cut, so that the cut is smooth, two pipelines can be cut at one time, the workload of operators is reduced, and the working efficiency is improved.

Description

Ground source heat pump tube cutting method

technical field

The invention relates to the technical field of cutting devices, in particular to a method for cutting a ground source heat pump tube.

Background technique

Ground-source heat pump system (ground-source heat pump system) is currently the most energy-saving, environmentally friendly and stable energy utilization system. Exchange systems, heating and cooling air-conditioning and domestic hot water systems composed of systems in buildings. According to the different forms of ground energy heat exchange systems, ground source heat pump systems are divided into buried pipe ground source heat pump systems, groundwater ground source heat pump systems and surface water ground source heat pump systems. Special pipeline systems for ground source heat pumps are dedicated to ground source heat pump systems. It is designed according to the characteristics of the geothermal energy exchange system, and is composed of high-quality HDPE pipes and series of special supporting pipe fittings. It can maximize the advantages of the ground source heat pump system.

Ground source heat pump pipes are special pipes for ground source heat pump systems. They have excellent characteristics such as aging resistance, long service life, good stress crack resistance, reliable connection, and good chemical corrosion resistance. However, in the production process of ground source heat pump pipes, first of all The ground source heat pump tube needs to be cut, because the ground source heat pump tube is made of materials with better performance, it is difficult to cut it at one time by manual operation, resulting in uneven incision, affecting the use of the pipeline, and easy to damage the pipeline, waste. cost and reduce work efficiency.

SUMMARY OF THE INVENTION

The purpose of the present invention is to propose a ground source heat pump pipe cutting method in order to solve the shortcomings existing in the prior art.

In order to achieve the above object, the present invention adopts the following technical solutions:

The ground source heat pump tube cutting method includes the following steps: S1. Preliminary cutting, placing the pipe to be cut in the arc cutter of the installation block, then starting the air cylinder to lower the installation plate, and using the arc cutter on the installation plate to complete For the preliminary cutting of the pipe, the limit block is inserted into the limit groove at this time; S2, the secondary cutting starts the driving motor in the electric rotating shaft, so that the collar moves back and forth on the electric rotating shaft, and drives the arc cutter to carry out the secondary cutting of the pipe. Cutting, that is, completing the cutting process.

The cutting method adopts a ground source heat pump tube cutting device for cutting.

The ground source heat pump tube cutting device includes a base, a fixing block is fixed on the upper surface of the base, the installation blocks are fixed symmetrically on both sides of the upper surface of the fixing block, two sets of support rods are fixed on the upper surface of the base, and the two A set of support rods are located on both sides of the fixed block, a top plate is connected between the tops of the two sets of support rods, a cylinder is symmetrically installed on both sides of the lower surface of the top plate, and the piston rods of the two sets of cylinders are connected to the same mounting plate, the The side of the mounting plate that is close to the two sets of mounting blocks is symmetrically provided with an arc-shaped opening, and the arc-shaped opening is installed with a matching arc-shaped fixing plate, and the two sets of the arc-shaped fixing plates and the two sets of mounting blocks are installed. An arc-shaped chute is arranged on the adjacent side, and an arc-shaped cutter is movably installed in the arc-shaped chute, and limit blocks are provided on both sides of the arc-shaped cutter located on the mounting plate, which are located in the mounting block. There are limit grooves on both sides of the arc cutter on the upper surface, the limit block matches the size of the limit groove, an electric rotating shaft is movably installed on the middle position of the upper surface of the fixed block, and an electric rotating shaft is movably installed on the electric rotating shaft. A collar, two sides of the collar are hinged with connecting rods, and one end of the two sets of the connecting rods away from the collar is respectively hinged with the arc cutters on the two sets of installation blocks.

Preferably, the electric rotating shaft comprises a base and a rotating shaft on the base, a rotating disk mounted on the upper part of the rotating shaft, and a cylinder body disposed on the rotating disk. The rotating disc drive and power connection on the upper part of the rotating shaft.

Preferably, the surface of the electric rotating shaft is provided with threads along the vertical direction.

Preferably, the inner ring of the collar is provided with an inner thread, and the inner thread matches the thread on the electric rotating shaft.

Preferably, a circular through hole is formed in the middle of the mounting plate, and the diameter of the circular through hole is slightly larger than the diameter of the electric rotating shaft.

Compared with the prior art, the beneficial effects of the present invention are: in the present invention, when cutting the ground source heat pump pipe, the device can efficiently and quickly complete the cutting of the ground source heat pump pipe, and the double-layer cutting makes the ground source heat pump pipe cut. The incision is flat, and two pipes can be cut at a time, which reduces the workload of the operator and improves the work efficiency. The device has a simple structure and a novel design, and is worthy of popularization.

Description of drawings

Fig. 1 is the structural representation of the ground source heat pump pipe cutting method proposed by the present invention;

FIG. 2 is an enlarged view of part A of the ground source heat pump pipe cutting method proposed by the present invention.

In the picture: 1 base, 2 support rod, 3 top plate, 4 cylinder, 5 fixing block, 6 mounting plate, 7 mounting block, 8 arc fixing plate, 9 arc chute, 10 arc cutter, 11 limit Blocks, 12 limit slots, 13 electric shafts, 14 collars, 15 connecting rods.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments.

1-2, the ground source heat pump pipe cutting method includes the following steps: S1, preliminary cutting: place the pipe to be cut on the arc cutter 10 of the installation block 7, then start the air cylinder 4, make the installation plate 6 descend, use The arc cutter 10 on the mounting plate 6 completes the preliminary cutting of the pipeline, and the limit block 11 is inserted into the limit slot 12 at this time;

S2. Secondary cutting: then start the driving motor in the electric rotating shaft 13 to make the collar 14 reciprocate on the electric rotating shaft 13, and drive the arc cutter 10 to cut the pipe twice, so that the cutting is complete.

The cutting method adopts a ground source heat pump tube cutting device for cutting.

The ground source heat pump tube cutting device comprises a base 1, a fixing block 5 is fixed on the upper surface of the base 1, mounting blocks 7 are fixed symmetrically on both sides of the upper surface of the fixing block 5, and two sets of support rods 2 are fixed on the upper surface of the base 1, and Two sets of support rods 2 are located on both sides of the fixed block 5, a top plate 3 is connected between the tops of the two sets of support rods 2, and cylinders 4 are symmetrically installed on both sides of the lower surface of the top plate 3, and the piston rods of the two sets of cylinders 4 are connected to the same mounting plate 6. , the middle position of the mounting plate 6 is provided with a circular through hole, and the diameter of the circular through hole is slightly larger than the diameter of the electric rotating shaft 13, and the side of the mounting plate 6 that is close to the two sets of mounting blocks 7 is symmetrically opened with an arc-shaped opening, A matching arc-shaped fixing plate 8 is installed at the arc-shaped opening, and the two sets of arc-shaped fixing plates 8 and the two sets of installation blocks 7 are provided with arc-shaped chute 9 on the side close to each other. The arc-shaped cutter 10 is movably installed, and the two sides of the arc-shaped cutter 10 located on the mounting plate 6 are provided with limit blocks 11, and the two sides of the arc-shaped cutter 10 located on the installation block 7 are provided with limit slots. 12. The limit block 11 matches the size of the limit slot 12. An electric rotating shaft 13 is movably installed in the middle of the upper surface of the fixed block 5. The surface of the electric rotating shaft 13 is provided with threads in the vertical direction. The electric rotating shaft 13 includes the base and the A rotating shaft, a rotating disk installed on the upper part of the rotating shaft, and a cylinder body installed on the rotating disk. A driving motor is installed in the cylinder, and the driving motor is connected to the rotating disk installed on the upper part of the rotating shaft and the power A sleeve ring 14 is movably installed on the rotating shaft 13. The inner ring of the sleeve ring 14 is provided with an inner thread, and the inner thread is matched with the thread on the electric rotating shaft 13. The two sides of the sleeve ring 14 are hinged with connecting rods 15. One end of the rod 15 away from the collar 14 is hinged with the arc cutters 10 on the two sets of installation blocks 7 respectively. In the present invention, when cutting the ground source heat pump tube, the device can efficiently and quickly cut the ground source heat pump tube. After the heat pump tube is cut, the incision is flattened by double-layer cutting, and two pipes can be cut at a time, which reduces the workload of the operator and improves the work efficiency.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. The equivalent replacement or change of the inventive concept thereof shall be included within the protection scope of the present invention.

Claims (4)

1. The cutting method of the ground source heat pump pipe is characterized by comprising the following steps:

s1, performing primary cutting, namely placing the pipeline to be cut in an arc-shaped cutter (10) of an installation block (7), starting an air cylinder (4) to enable an installation plate (6) to descend, completing the primary cutting of the pipeline by utilizing the arc-shaped cutter (10) on the installation plate (6), and inserting a limiting block (11) into a limiting groove (12) at the moment;

the mounting blocks (7) are two groups and fixed on two sides of the upper surface of the fixing block (5), the fixing block (5) is fixed on the upper surface of the base (1), two groups of supporting rods (2) are fixed on the upper surface of the base (1), the two groups of supporting rods (2) are positioned on two sides of the fixing block (5), a top plate (3) is connected between the tops of the two groups of supporting rods (2), air cylinders (4) are symmetrically mounted on the lower surface of the top plate (3), two groups of piston rods of the air cylinders (4) are connected with the same mounting plate (6), an arc opening is symmetrically formed in one side, close to the mounting plate (6) and the two groups of mounting blocks (7), of arc fixing plates (8) matched with the arc opening is mounted at the arc opening, arc sliding grooves (9) are formed in one side, close to the two groups of arc fixing plates (8) and, limiting blocks (11) are arranged on two sides of the arc-shaped cutter (10) on the mounting plate (6), limiting grooves (12) are arranged on two sides of the arc-shaped cutter (10) on the mounting block (7), and the limiting blocks (11) are matched with the limiting grooves (12) in size;

s2, secondary cutting, wherein an electric rotating shaft (13) is movably mounted in the middle of the upper surface of a fixing block (5), a lantern ring (14) is movably mounted on the electric rotating shaft (13), connecting rods (15) are hinged to two sides of the lantern ring (14), and one ends, far away from the lantern ring (14), of the two groups of connecting rods (15) are respectively hinged to arc-shaped cutters (10) on the two groups of mounting blocks (7); and starting a driving motor in the electric rotating shaft (13), so that the lantern ring (14) reciprocates on the electric rotating shaft (13) to drive the arc-shaped cutter (10) to perform secondary cutting on the pipeline, namely, finishing the cutting processing.

2. The method for cutting the ground source heat pump pipe as claimed in claim 1, wherein the electrically driven rotating shaft (13) comprises a base, a rotating shaft on the base, a rotating disc mounted on the upper portion of the rotating shaft, and a barrel mounted on the rotating disc, wherein a driving motor is mounted in the barrel, and the driving motor is connected with the rotating disc mounted on the upper portion of the rotating shaft and a power supply.

3. The ground source heat pump pipe cutting method according to claim 1, wherein the surface of the electric rotating shaft (13) is provided with threads in a vertical direction; the inner ring of the lantern ring (14) is provided with an internal thread, and the internal thread is matched with the thread on the electric rotating shaft (13).

4. The method for cutting the ground source heat pump pipe as claimed in claim 1, wherein a circular through hole is formed in the middle of the mounting plate (6), and the diameter of the circular through hole is slightly larger than that of the electric rotating shaft (13).

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