Grinding device for heat exchanger tube bundle machining

Abstract

The utility model provides a grinding device for heat exchanger tube bundle processing, which comprises two fixing seats, a moving assembly is arranged between the two fixing seats, the moving assembly comprises two fixing rods, the surfaces of the two fixing rods are sleeved with moving sleeves, a connecting plate is connected between the two moving sleeves, and the connecting plate is connected with the moving sleeves. The two mounting assemblies are arranged on the left side and the right side of the surface of the connecting plate correspondingly, the handle is arranged above the mounting assemblies, a grinding machine body is mounted at one end of the handle, and a pipe bundle is arranged in the grinding machine body. According to the grinding device for machining the heat exchanger tube bundle, the fixing rods with the movable sleeves are arranged on the two fixing bases, the connecting plate, the mounting assembly and the grinding machine body with the handle are matched for operation, and when the tube bundle of an air exchanger is ground, grinding operation can be conducted in an auxiliary supporting and moving mode; therefore, the operation convenience of workers can be improved.

Description

Technical Field

[0001] The utility model relates to the field of heat exchanger tube bundle processing, in particular to a grinding device for heat exchanger tube bundle processing. Background Art

[0002] Heat exchanger tube bundles play a vital role in the industrial field. Their processing quality directly affects the performance and service life of the heat exchanger. In the processing of heat exchanger tube bundles, the grinding device is one of the key equipment.

[0003] However, currently, when performing the surface grinding operation of the tube bundle of the heat exchanger, the operator manually takes the grinding machine sleeve and places it on the surface of the tube bundle to perform the tube bundle grinding operation by pushing it.

[0004] However, when the current grinder is operated on the surface of the tube bundle by manual picking, a person needs to manually support the grinder to limit the movement. The manual support method requires the person to keep the arm in a fixed posture to operate the grinder. However, operating in a fixed posture for a long time will increase the physical exhaustion of the person and make it impossible to work continuously for a long time.

[0005] Therefore, it is necessary to provide a grinding device for processing heat exchanger tube bundles to solve the above technical problems. Utility Model Content

[0006] The utility model provides a grinding device for processing heat exchanger tube bundles, which solves the problem that the operation of the grinder in a manual support mode requires the operator to keep the arm in a fixed posture for operation, but the fixed posture operation for a long time will increase the physical exhaustion of the operator and make it impossible to work continuously for a long time.

[0007] In order to solve the above technical problems, the present invention provides a grinding device for processing a heat exchanger tube bundle, comprising:

[0008] Two fixed seats, a moving assembly is provided between the two fixed seats, the moving assembly includes two fixed rods, the surfaces of the two fixed rods are respectively provided with moving sleeves, and a connecting plate is connected between the two moving sleeves;

[0009] Mounting components, the number of the mounting components is two, and the two mounting components are respectively arranged on the left and right sides of the surface of the connecting plate;

[0010] A handle is provided above the mounting assembly, one end of the handle is provided with a grinder body, and a tube bundle is provided inside the grinder body.

[0011] Preferably, the mounting assembly includes a telescopic rod, the top end of the telescopic rod is connected to a mounting frame, the bottom end of the telescopic rod is connected to the connecting plate, and the handle is placed inside the mounting frame.

[0012] Preferably, a fixing bolt is provided inside the telescopic rod, and a fixing hole adapted to the fixing bolt is opened inside the telescopic rod.

[0013] Preferably, the fixed rod and the movable sleeve are used for moving the grinder body.

[0014] Preferably, the telescopic rod is used to adjust the upper and lower heights of the grinder body.

[0015] Preferably, a fixing assembly is provided between the two fixing seats, and the fixing assembly comprises a rectangular plate, one end of the rectangular plate is connected to a treading seat, and a rubber pad is bonded to the surface of the treading seat.

[0016] Preferably, a fixing piece is provided between the rectangular plate and the fixing seat.

[0017] Compared with related technologies, the grinding device for heat exchanger tube bundle processing provided by the present invention has the following beneficial effects:

[0018] The utility model provides a grinding device for processing a heat exchanger tube bundle. A fixing rod with a movable sleeve, a connecting plate, a mounting assembly and a grinding machine body with a handle are arranged on two fixing seats and operate in coordination with each other. When grinding the tube bundle of the ventilator, the grinding operation can be performed by auxiliary support and movement, thereby simplifying the operation of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A schematic structural diagram of a first embodiment of a grinding device for processing a heat exchanger tube bundle provided by the present invention;

[0020] Figure 2 for Figure 1 An enlarged schematic diagram of part A is shown;

[0021] Figure 3 for Figure 1 An enlarged schematic diagram of part B is shown;

[0022] Figure 4 for Figure 1 A schematic diagram of the overall three-dimensional structure of the device shown;

[0023] Figure 5 This is a structural schematic diagram of a second embodiment of a grinding device for processing a heat exchanger tube bundle provided by the utility model.

[0024] Numbers in the figure: 1, fixed seat;

[0025] 2. Moving assembly; 21. Fixed rod; 22. Moving sleeve; 23. Connecting plate;

[0026] 3. Mounting assembly; 31. Telescopic rod; 32. Mounting bracket; 33. Fixing bolt;

[0027] 4. Grinding machine body; 5. Handle; 6. Tube bundle;

[0028] 7. Fixing assembly; 71. Rectangular plate; 72. Pedal seat; 73. Rubber pad; 74. Fixing piece. DETAILED DESCRIPTION

[0029] The present invention will be further described below with reference to the accompanying drawings and implementation examples.

[0030] First embodiment

[0031] Please refer to Figure 1 、 Figure 2 、 Figure 3 and Figure 4 ,in, Figure 1 A schematic structural diagram of a first embodiment of a grinding device for processing a heat exchanger tube bundle provided by the present invention; Figure 2 for Figure 1 An enlarged schematic diagram of part A is shown; Figure 3 for Figure 1 An enlarged schematic diagram of part B is shown; Figure 4 for Figure 1 A grinding device for processing heat exchanger tube bundles, comprising:

[0032] Two fixed seats 1, a moving assembly 2 is provided between the two fixed seats 1, the moving assembly 2 includes two fixed rods 21, the surfaces of the two fixed rods 21 are both provided with moving sleeves 22, and a connecting plate 23 is connected between the two moving sleeves 22;

[0033] Mounting components 3, the number of the mounting components 3 is two, and the two mounting components 3 are respectively arranged on the left and right sides of the surface of the connecting plate 23;

[0034] A handle 5 is provided above the mounting assembly 3 , and a grinder body 4 is installed at one end of the handle 5 , wherein a tube bundle 6 is provided inside the grinder body 4 .

[0035] The fixed rod 21 is connected to the fixed base 1. The use of the fixed rod 21 and the movable sleeve 22 can drive the grinder body 4 to move left and right, which is convenient for moving on the surface of the tube bundle 6. The use of the telescopic rod 31 can adjust the up and down height of the grinder body 4. The grinder body 4 includes a shell, and a motor is installed on one side inside the shell. A gear is fixedly connected to one end of the motor output shaft through a coupling. A gear ring is meshed on one side of the gear. A circular sleeve is installed inside the gear ring. Sanding paper is bonded to the inner wall of the circular sleeve. The circular sleeve is sleeved on the surface of the tube bundle 6. At the same time, the sanding paper contacts the surface of the tube bundle 6. The motor can be started to drive the gear to rotate. When the gear rotates, the gear ring is driven to rotate. When the gear ring rotates, the circular sleeve with sanding paper is driven to rotate, so that the surface of the tube bundle 6 can be sanded.

[0036] The mounting assembly 3 includes a telescopic rod 31 , the top end of the telescopic rod 31 is connected to a mounting frame 32 , the bottom end of the telescopic rod 31 is connected to the connecting plate 32 , and the handle 5 is placed inside the mounting frame 32 .

[0037] A fixing bolt 33 is provided inside the telescopic rod 31 , and a fixing hole adapted to the fixing bolt 33 is opened inside the telescopic rod 31 .

[0038] The fixed rod 21 and the movable sleeve 22 are used for moving the grinder body 4 .

[0039] The telescopic rod 31 is used to adjust the vertical height of the grinder body 4 .

[0040] The working principle of the grinding device for heat exchanger tube bundle processing provided by the utility model is as follows:

[0041] During use, the grinder body 4 with the handle 5 is installed on the two mounting frames 32. After the grinder body 4 is installed, the two telescopic rods 31 are used to adjust the height up and down by pulling the grinder body 4. After the height of the grinder body 4 is adjusted, the telescopic rods 31 are fixed using the fixing bolts 33. After the height of the grinder body 4 is fixed, the grinder body 4 is started and pushed to move toward the surface of the tube bundle 6 under the action of the movable sleeve 22 and the fixed rod 21 to perform the grinding operation.

[0042] Compared with related technologies, the grinding device for heat exchanger tube bundle processing provided by the present invention has the following beneficial effects:

[0043] The utility model provides a grinding device for processing a heat exchanger tube bundle. A fixing rod 21 with a movable sleeve 22, a connecting plate 23, a mounting assembly 3 and a grinder body 4 with a handle 5 are arranged on two fixing seats 1 for coordinated operation. When grinding the tube bundle of the ventilator, the grinding operation can be performed by auxiliary support and movement, thereby simplifying the operation of the staff.

[0044] Second embodiment

[0045] Please refer to Figure 5 Based on the first embodiment of this application, which provides a grinding device for processing heat exchanger tube bundles, the second embodiment of this application provides another grinding device for processing heat exchanger tube bundles. The second embodiment is merely a preferred embodiment of the first embodiment, and the implementation of the second embodiment will not affect the independent implementation of the first embodiment.

[0046] Specifically, the difference of the grinding device for processing a heat exchanger tube bundle provided in the second embodiment of the present application is that, in a grinding device for processing a heat exchanger tube bundle, a fixing component 7 is arranged between the two fixing seats 1, and the fixing component 7 includes a rectangular plate 71, one end of the rectangular plate 71 is connected to a treading seat 72, and a rubber pad 73 is bonded to the surface of the treading seat 72.

[0047] The shape of the pedal seat 72 is trapezoidal, and the fixing part 74 is composed of a rectangular block and a bolt. The rectangular block is connected to one side of the surface of the rectangular plate 71. A threaded hole that is compatible with the bolt is opened on one side of the fixing seat 1. The use of the rubber pad 73 can increase the friction between the foot and the pedal seat 72.

[0048] A fixing member 74 is provided between the rectangular plate 71 and the fixing seat 1 .

[0049] The working principle of the grinding device for heat exchanger tube bundle processing provided by the utility model is as follows:

[0050] During use, when the entire device is limited to prevent displacement during operation, the worker can simply step on the stepping seat 72 to fix the entire device.

[0051] Compared with related technologies, the grinding device for heat exchanger tube bundle processing provided by the present invention has the following beneficial effects:

[0052] The utility model provides a grinding device for processing a heat exchanger tube bundle. A fixing assembly 7 is arranged between two fixing seats 1. When the entire device is in use, a worker can fix the entire device by stepping on it to prevent the entire device from being displaced during use.

[0053] The above description is merely an embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A grinding device for processing heat exchanger tube bundles, characterized in that: include: Two fixed seats, a moving assembly is provided between the two fixed seats, the moving assembly includes two fixed rods, the surfaces of the two fixed rods are respectively provided with moving sleeves, and a connecting plate is connected between the two moving sleeves; Mounting components, the number of the mounting components is two, and the two mounting components are respectively arranged on the left and right sides of the surface of the connecting plate; A handle is provided above the mounting assembly, one end of the handle is provided with a grinder body, and a tube bundle is provided inside the grinder body.

2. The grinding device for processing heat exchanger tube bundles according to claim 1, characterized in that: The mounting assembly includes a telescopic rod, the top end of the telescopic rod is connected to a mounting frame, the bottom end of the telescopic rod is connected to the connecting plate, and the handle is placed inside the mounting frame.

3. The grinding device for processing heat exchanger tube bundles according to claim 2, characterized in that: A fixing bolt is provided inside the telescopic rod, and a fixing hole adapted to the fixing bolt is opened inside the telescopic rod.

4. The grinding device for processing heat exchanger tube bundles according to claim 1, characterized in that: The fixed rod and the movable sleeve are used for the movement of the grinder body.

5. The grinding device for processing heat exchanger tube bundles according to claim 2, characterized in that: The telescopic rod is used for adjusting the upper and lower heights of the grinder body.

6. The grinding device for processing heat exchanger tube bundles according to claim 1, characterized in that: A fixing assembly is provided between the two fixing seats. The fixing assembly comprises a rectangular plate. One end of the rectangular plate is connected to a treading seat. A rubber pad is bonded to the surface of the treading seat.

7. The grinding device for processing heat exchanger tube bundles according to claim 6, characterized in that: A fixing piece is provided between the rectangular plate and the fixing seat.

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