Condensate pump shaft body separation method

Abstract

The invention discloses a condensate pump shaft body separation method. In the disassembly step of the pump shaft, the driving end shaft body is separated from the pump shaft in a mode that two guide chains are oppositely pulled. In this way, the occupied space is large, and the requirement for the site is high. The method for separating the condensate pump shaft body comprises the following steps that the upper half portion of a tool is buckled to the position, needing to be separated, of the condensate pump shaft body, then the lower half portion of the tool is buckled to the position, and two semicircular rings of two edge circular clamps and a middle circular clamp are fixed through bolts after being in butt joint; the position of the tool is fixed; after fixing, the two linkage devices need to be inserted and fixed, then the upper screw rod is rotated by hands to drive the lower screw rod to rotate, the upper screw rod and the lower screw rod rotate synchronously, and the directions of threads arranged on the two screw rods are opposite, so that the two H-shaped platform blocks move synchronously and reversely; and the first shaft body and the second shaft body can be separated under the thrust of the edge circular clamp. The device is used for condensate pump shaft body separation.

Description

Technical Field

[0001] The invention relates to a condensate pump shaft separation method. Background Art

[0002] During the dismantling of the condensate pump for overhaul, it was found that the dismantling step of the pump shaft required two guide chains to pull the drive end shaft and the pump shaft apart. This method occupies a large space and has high requirements for the site, so at this stage, a shaft separation device that occupies a small space and has low requirements for the site is needed. Summary of the invention

[0003] The purpose of the present invention is to solve the above-mentioned technical problems and provide a method for separating the shaft of a condensate pump.

[0004] The above purpose is achieved through the following technical solutions: A method for separating a condensate pump shaft, the method comprising the following steps: (1) First, buckle the upper part of the tooling to the place where the condensate pump shaft needs to be separated, and then buckle the lower part here in the same way. Then, connect the two semicircular rings of the two side circular fixtures and the middle circular fixture and fix them with bolts to complete the position fixation of the tooling; (2) After fixing, the two linkages need to be plugged and fixed. First, fix the two L-shaped outer tubes with bolts, and then insert the pin through the slot and the corresponding hole of the convex plate to achieve the connection of the second transmission shaft; (3) Then, the upper screw is rotated by hand to drive the first transmission shaft to rotate. The first transmission bevel gear is meshed with the second transmission bevel gear, driving the second transmission shaft to rotate. The second transmission bevel gear located at the bottom of the second transmission shaft is meshed with the first transmission bevel gear located at the bottom of the first transmission shaft, so that it drives the first transmission shaft located at the bottom to rotate. The first transmission bevel gear located on the first transmission shaft located at the bottom is meshed with the driving bevel gear located on the lower screw, thereby driving the screw located at the bottom to rotate. The upper and lower screws rotate synchronously. The thread directions of the two screws are set in opposite directions, so that the two H-shaped platform blocks move synchronously in opposite directions. (4) Driven by the connecting rod, the two circular edge clamps move synchronously to both sides, one of which is clamped at the shoulder of the first shaft body, and the other is clamped at the shoulder of the second shaft body. Therefore, the first shaft body and the second shaft body can be separated under the thrust of the circular edge clamps.

[0005] In the method for separating the shaft of a condensate pump, the upper and lower ends of the middle circular fixture are rotatably connected to the screw rod respectively, each of the screw rods is threadedly connected with an H-shaped platform block, and the H-shaped platform block is hinged with the edge circular fixture through a connecting rod; The back of the middle circular fixture is connected to the linkage through a fixed connecting plate; The linkage comprises an L-shaped outer tube, the horizontal section inside the L-shaped outer tube is connected to the first transmission shaft via a bearing, the vertical section is connected to the second transmission shaft via a bearing, first transmission bevel gears are fixed at both ends of the first transmission shaft, second transmission bevel gears are fixed at the end of the second transmission shaft, and the second transmission bevel gear is meshed with the first transmission bevel gear adjacent to the vertical section.

[0006] In the condensate pump shaft separation method, a driving bevel gear is fixed on the screw rod, and the driving bevel gear is meshed with the first driving bevel gear of the first transmission shaft away from the vertical section.

[0007] In the condensate pump shaft separation method, the middle circular fixture and the edge circular fixture are both formed by two semicircular ring fixtures buckled together and fixed by bolts.

[0008] In the condensate pump shaft separation method, the ends of the two vertical sections of the L-shaped outer body tubes are fixed with flange plates and fixed by bolts.

[0009] In the method for separating the shaft of a condensing pump, the second transmission shaft end of one of the L-shaped outer tubes has a slot, and the second transmission shaft end of the other L-shaped outer tube has a convex plate, and the convex plate is inserted into the slot and connected by a pin. Beneficial Effects

[0010] 1. The present invention clamps two circular edge clamps at the shoulders of the two shafts to be separated respectively, and then rotates the screw at the upper part, the screw is threadedly connected to the H-shaped platform block, and the screw is rotatably connected to the middle circular clamp, so that the H-shaped platform block can move up and down, and the upper and lower screws are rotated synchronously through the linkage of the linkage device, and the two H-shaped platform blocks move in opposite directions synchronously, and the reverse movement of the two circular edge clamps is achieved by the driving of the connecting rod to achieve the effect of separating the two shaft bodies.

[0011] 2. The present invention has a simple structure. The linkage device can realize the synchronous movement of the two screws and the synchronous reverse movement of the two H-shaped platform blocks, thereby ensuring the horizontal reverse movement of the two edge circular clamps and preventing the edge circular clamps from being skewed due to the asynchronous movement of the two H-shaped platforms. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Attached Figure 1 It is a front view of the present invention; Attached Figure 2 is a side view of the present invention; Attached Figure 3 is a rear view of the present invention; Attached Figure 4 is a top view of the present invention; Attached Figure 5 Yes Figure 2 AA section view; Attached Figure 6 Yes Figure 2 BB section view; Attached Figure 7 Yes Figure 4 The CC section view; Attached Figure 8 Yes Figure 3 A magnified view of the D portion; Attached Fig. 9 Yes Figure 7 A magnified view of part E; Attached Fig.10 It is a schematic diagram of the structure when the present invention is used; In the figure: 1. edge circular fixture; 2. connecting rod; 3. H-shaped platform block; 4. screw; 5. linkage; 6. middle circular fixture; 7. channel steel plate; 8. first shaft; 9. second shaft; 21. driving bevel gear; 51. L-shaped outer tube; 52. notch; 53. fixed connecting plate; 54. first transmission bevel gear; 55. second transmission bevel gear; 56. first transmission shaft; 57. second transmission shaft; 58. slot; 59. socket; 60. latch; 61. convex plate; 62. flange plate. DETAILED DESCRIPTION

[0013] Reference Figure 1-Figure 9 A method for separating a condensate pump shaft comprises the following steps: (1) First, buckle the upper part of the tooling to the place where the condensate pump shaft needs to be separated, and then buckle the lower part here in the same way. Then, connect the two semicircular rings of the two side circular fixtures and the middle circular fixture and fix them with bolts to complete the position fixation of the tooling; (2) After fixing, the two linkages need to be plugged and fixed. First, fix the two L-shaped outer tubes with bolts, and then insert the pin through the slot and the corresponding hole of the convex plate to achieve the connection of the second transmission shaft; (3) Then, the upper screw is rotated by hand to drive the first transmission shaft to rotate. The first transmission bevel gear is meshed with the second transmission bevel gear, driving the second transmission shaft to rotate. The second transmission bevel gear located at the bottom of the second transmission shaft is meshed with the first transmission bevel gear located at the bottom of the first transmission shaft, so that it drives the first transmission shaft located at the bottom to rotate. The first transmission bevel gear located on the first transmission shaft located at the bottom is meshed with the driving bevel gear located on the lower screw, thereby driving the screw located at the bottom to rotate. The upper and lower screws rotate synchronously. The thread directions of the two screws are set in opposite directions, so that the two H-shaped platform blocks move synchronously in opposite directions. (4) Driven by the connecting rod, the two circular edge clamps move synchronously to both sides, one of which is clamped at the shoulder of the first shaft body, and the other is clamped at the shoulder of the second shaft body. Therefore, the first shaft body and the second shaft body can be separated under the thrust of the circular edge clamps.

[0014] A method for separating the shaft of a condensate pump, comprising two circular edge fixtures 1 and a central circular fixture 6, wherein the upper and lower ends of the central circular fixture are rotatably connected to a screw rod 4, and a through hole is provided on the central circular fixture, through which the through hole is connected to the screw rod through a bearing, so that the upper and lower positions of the two screws are fixed when the two screws rotate, and a nut is welded at the end of the upper screw rod for rotating the screw rod during operation, and each of the screw rods is threadedly connected to an H-shaped platform block 3, and the H-shaped platform block is hinged to the circular edge fixture through a connecting rod 2; A channel steel plate 7 is fixed to the end surface adjacent to the edge circular fixture and the middle circular fixture. The channel steel plate is connected to one end of the connecting rod through a rotating shaft, and the other end of the connecting rod is connected to the H-shaped platform block through a rotating shaft. The back of the middle circular fixture is connected to the linkage 5 through a fixed connecting plate 53, and the linkage of the linkage realizes the synchronous rotation of the two screws. The thread directions of the two screws are opposite, so when the two rotate synchronously, the synchronous reverse movement of the two H-shaped platform blocks can be realized; The linkage comprises an L-shaped outer tube 51, which is a hollow cylindrical tube. The horizontal section inside the L-shaped outer tube is connected to the first transmission shaft 56 through a bearing, and the vertical section is connected to the second transmission shaft 57 through a bearing. The first transmission bevel gears 54 are fixed at both ends of the first transmission shaft, and the second transmission bevel gears 55 are fixed at the end of the second transmission shaft. The second transmission bevel gear is meshed with the first transmission bevel gear adjacent to the vertical section.

[0015] In the condensate pump shaft separation method, a driving bevel gear 21 is fixed on the screw rod, and the driving bevel gear is meshed with the first driving bevel gear of the first transmission shaft away from the vertical section.

[0016] In the condensate pump shaft separation method, the ends of the two vertical sections of the L-shaped outer tubes are fixed with flange plates 62 and fixed by bolts.

[0017] There are two linkages to ensure that the device can be split into two parts, upper and lower. The method for separating the shaft of a condensing pump, wherein the second transmission shaft end of one of the L-shaped outer tubes has a slot 58, and the second transmission shaft end of the other L-shaped outer tube has a convex plate 61, and the side of the slot and the side of the convex plate are provided with oppositely positioned plug holes 59, the convex plate is inserted into the slot and connected by a latch 60, and the connection of the two sections of the second transmission shaft is achieved by inserting the latch into the socket and realizing transmission; In the condensate pump shaft separation method, the middle circular fixture and the edge circular fixture are both formed by two semicircular ring fixtures buckled together and fixed by bolts.

[0018] Working principle: Refer to Fig.10 , the tooling is divided into two parts, the upper and lower parts, which are split structures. When not in use, the upper and lower parts are separated, and the upper and lower parts need to be assembled when in use; When in use, first buckle the upper part of the tooling on the place where the condenser pump shaft needs to be separated, and then buckle the lower part there in the same way, and then connect the two semicircular rings of the two side circular clamps and the middle circular clamp and fix them by bolts to complete the position fixation of the tooling. After fixation, the two linkages need to be plugged in and fixed. Each vertical section end of the L-shaped outer body tube has a notch 52. The notch is provided to facilitate the insertion of the pin through the socket. First, fix the two L-shaped outer body tubes with bolts, and then insert the pin through the slot and the socket corresponding to the convex plate to realize the connection of the second transmission shaft, and then turn the upper screw by hand. A driving bevel gear is fixed on the screw, and the driving bevel gear is meshed with the first transmission bevel gear to drive the first transmission shaft to rotate, and the first transmission bevel gear is meshed with the second transmission bevel gear. , driving the second transmission shaft to rotate, the second transmission bevel gear located at the bottom of the second transmission shaft is meshed with the first transmission bevel gear located at the bottom of the first transmission shaft, so that it drives the first transmission shaft located at the bottom to rotate, and the first transmission bevel gear on the first transmission shaft located at the bottom is meshed with the driving bevel gear on the lower screw, thereby driving the screw located at the bottom to rotate, and the upper and lower screws rotate synchronously, and the thread directions of the two screws are opposite, so that their two H-shaped platform blocks move synchronously in opposite directions. Driven by the connecting rod, the two edge circular clamps are realized to move synchronously to both sides, one of the edge circular clamps is clamped at the shoulder of the first shaft body 8, and the other edge circular clamp is clamped at the shoulder of the second shaft body 9. Therefore, the first shaft body and the second shaft body can be separated under the thrust of the edge circular clamps.

Claims

1. A method for separating a condensate pump shaft, characterized in that: The method comprises the following steps: First, buckle the upper part of the tooling to the place where the condensate pump shaft needs to be separated, and then buckle the lower part here as well. Then, connect the two semicircular rings of the two edge circular fixtures and the middle circular fixture and fix them with bolts to complete the position fixation of the tooling. After fixing, the two linkages need to be plugged and fixed. First, fix the two L-shaped outer tubes with bolts, and then insert the pins through the slots and the corresponding holes of the convex plate to achieve the connection of the second transmission shaft; Then, the upper screw is rotated by hand to drive the first transmission shaft to rotate, and the first transmission bevel gear is meshed with the second transmission bevel gear to drive the second transmission shaft to rotate. The second transmission bevel gear located at the bottom of the second transmission shaft is meshed with the first transmission bevel gear located at the bottom of the first transmission shaft, so that it drives the first transmission shaft located at the bottom to rotate. The first transmission bevel gear located on the lower first transmission shaft is meshed with the driving bevel gear located on the lower screw, thereby driving the screw located at the bottom to rotate. The upper and lower screws rotate synchronously, and the thread directions of the two screws are opposite, so that the two H-shaped platform blocks move synchronously in opposite directions. Driven by the connecting rod, the two circular edge clamps move synchronously to both sides, one of which is clamped at the shoulder of the first shaft body, and the other is clamped at the shoulder of the second shaft body. Therefore, the first shaft body and the second shaft body can be separated under the thrust of the circular edge clamps.

2. A condensate pump shaft separation method according to claim 1, characterized in that: The upper and lower ends of the middle circular fixture are rotatably connected to the screw rods respectively, each of the screw rods is threadedly connected with an H-shaped platform block, and the H-shaped platform block is hinged to the edge circular fixture through a connecting rod; The back of the middle circular fixture is connected to the linkage through a fixed connecting plate; The linkage comprises an L-shaped outer tube, the horizontal section inside the L-shaped outer tube is connected to the first transmission shaft via a bearing, the vertical section is connected to the second transmission shaft via a bearing, first transmission bevel gears are fixed at both ends of the first transmission shaft, second transmission bevel gears are fixed at the end of the second transmission shaft, and the second transmission bevel gear is meshed with the first transmission bevel gear adjacent to the vertical section.

3. A condensate pump shaft separation method according to claim 2, characterized in that: A driving bevel gear is fixed on the screw rod, and the driving bevel gear is meshed with the first driving bevel gear of the first transmission shaft away from the vertical section.

4. A condensate pump shaft separation method according to claim 3, characterized in that: The middle circular fixture and the edge circular fixture are both formed by two semicircular ring fixtures buckled and fixed by bolts.

5. A condensate pump shaft separation method according to claim 4, characterized in that: The ends of the two vertical sections of the L-shaped outer tubes are fixed with flange plates and are fixed by bolts.

6. A method for separating a condensate pump shaft according to claim 5, characterized in that: one The second transmission shaft end of the L-shaped outer tube has a slot, and the second transmission shaft end of the other L-shaped outer tube has a convex plate, which is inserted into the slot and connected by a latch.

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