Disassembling and assembling tool for high-pressure heater manhole

Abstract

The utility model relates to the technical field of high-pressure heater manhole door dismounting and mounting, in particular to a high-pressure heater manhole dismounting and mounting tool which comprises a support, twenty dismounting and mounting heads arranged in a circular array, a driving assembly used for driving the dismounting and mounting heads to rotate, a mounting base used for mounting the driving assembly and a rotating threaded hole formed in the middle of the mounting base. The rotating stud is in threaded connection with the rotating threaded hole, a dismounting stud is arranged at one end of the rotating stud, a pulling ring is arranged at the other end of the rotating stud, and the mounting base is mounted on the support; according to the utility model, twenty mounting screws on the manhole door can be automatically mounted and dismounted, the mounting and dismounting speed of the manhole door is accelerated, and the mounting and dismounting process is more time-saving and labor-saving.

Description

TECHNICAL FIELD

[0001] The utility model relates to high pressure heater manhole door dismounting technical field, specifically for high pressure heater manhole dismounting tool. BACKGROUND

[0002] The high pressure heater is mainly composed of a shell, a water chamber assembly, heat transfer pipes, a baffle and a support plate, a anti-impact plate, a cladding plate and the like, wherein the water chamber of the heater is semispherical, and a manhole door is arranged on the water chamber and is installed in the water chamber in a built-in manner. During the maintenance of the high pressure heater, the manhole door needs to be frequently dismounted, and the existing manhole door mostly comprises a cylindrical hollow pipe body, one end of the pipe body is welded to the shell, the other end of the pipe body is provided with the manhole door, and the manhole door is fixed to the pipe body through a plurality of circular array installation studs. In the prior art, when the manhole door is dismounted, a dismounting threaded hole needs to be arranged at the center of the plurality of circular array installation studs, a dismounting tool is connected to the dismounting threaded hole through the dismounting stud, and then a hand chain block is used to dismount the manhole door. Since the twenty installation screws on the manhole door need to be dismounted one by one during the maintenance process and then mounted one by one after the maintenance, the dismounting process of the manhole door is time-consuming and laborious, and therefore how to efficiently dismount the manhole door of the high pressure heater becomes a problem to be solved. CONTENT OF THE UTILITY MODEL

[0003] The utility model aims at the above-mentioned insufficient, provides high pressure heater manhole dismounting tool, can install and dismount twenty installation screws on manhole door automatically, speeds up the mounting and dismounting speed of manhole door, and the mounting and dismounting process is more time-saving and labor-saving.

[0004] In order to achieve the above object, the utility model adopts the following technical scheme:

[0005] The high pressure heater manhole dismounting tool comprises a support, twenty dismounting heads arranged in a circular array, a driving assembly for driving the dismounting heads to rotate, a mounting seat for mounting the driving assembly, a rotating threaded hole arranged in the middle of the mounting seat, a rotating stud screwed with the rotating threaded hole, one end of the rotating stud is provided with a dismounting stud, the other end of the rotating stud is provided with a pulling ring, and the mounting seat is mounted on the support.

[0006] Further, the driving assembly comprises a transverse mechanism mounted on the support, a rotating mechanism arranged at the output end of the transverse mechanism, and the output end of the rotating mechanism is drivingly connected with the dismounting heads.

[0007] Further, the transverse mechanism comprises two slide rails arranged in parallel on the mounting seat, an electric cylinder one mounted at one end of the slide rails, the mounting seat is slidingly connected with the slide rails, and the piston rod head of the electric cylinder one is drivingly connected with the mounting seat.

[0008] Further, the rotating mechanism comprises a rotating ring rotatably connected to the mounting base, an external gear arranged on the outer sidewall of the rotating ring, a driving gear meshing with the external gear, a motor for driving the driving gear to rotate, a circular arc-shaped internal gear rack meshing with the external gear, the motor is mounted on the mounting base, a connecting column is rotatably connected to the mounting base opposite to the dismounting head, a driven gear is arranged on the connecting column, an internal gear meshing with the driven gear is arranged on the inner sidewall of the rotating ring, the dismounting head is mounted on the driven gear, and the circular arc-shaped internal gear rack is fixed on the mounting base.

[0009] Further, the dismounting head comprises a dismounting base mounted on the driven gear, a sliding groove arranged on the dismounting base, a fixed block fixed at one end of the sliding groove, a clamping block slidably connected in the sliding groove at one end, the clamping block is arranged opposite to the fixed block, an electric cylinder two is fixed on the fixed block, a piston rod head of the electric cylinder two is drivingly connected to the clamping block, and the electric cylinder two is used for driving the clamping block to move close to or away from the fixed block.

[0010] Further, a plurality of rollers are arranged at the bottom of the support.

[0011] Further, a controller is further arranged, and the dismounting head and the driving assembly are electrically connected to the controller.

[0012] The utility model discloses the beneficial effect is:

[0013] In actual application, when dismounting, the mounting screw on the manhole door is clamped by the dismounting head, the driving assembly drives the dismounting head to drive the mounting screw to rotate, the mounting screw is dismounted, the dismounting screw is screwed into the dismounting threaded hole by the threaded connection of the rotating stud and the rotating threaded hole, and the manhole door can be dismounted by pulling the pulling ring by the chain block. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the whole structure schematic diagram of the utility model;

[0015] Figure 2 It is the front view of the utility model;

[0016] Figure 3 It is the plan view of the utility model;

[0017] Figure 4 yes Figure 1 A magnified view of a section at point A in the middle;

[0018] Reference numerals: bracket 1; mounting base 11; disassembly head 2; disassembly base 21; slide groove 211; fixing block 22; clamping block 23; electric cylinder 24; drive assembly 3; slide rail 311; electric cylinder 1 312; rotating ring 321; external gear 3211; internal gear 3212; drive gear 322; motor 323; arc-shaped internal rack 324; connecting column 325; driven gear 326; rotating stud 4; disassembly stud 41; pull ring 42; roller 5. Detailed Implementation

[0019] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the high-performance manhole removal and installation tool includes a bracket 1, twenty removal and installation heads 2 arranged in a circular array, a drive assembly 3 for driving the removal and installation heads 2 to rotate, a mounting base 11 for installing the drive assembly 3, a rotating threaded hole in the middle of the mounting base 11, a rotating stud 4 screwed into the rotating threaded hole, a disassembly stud 41 at one end of the rotating stud 4, and a pull ring 42 at the other end of the rotating stud 4, and the mounting base 11 is mounted on the bracket 1.

[0020] During disassembly, the mounting screws on the manhole door are clamped by the disassembly head 2, and the drive assembly 3 drives the disassembly head 2 to rotate the mounting screws, thus removing the mounting screws. The disassembly stud 41 is screwed into the disassembly threaded hole by rotating the stud 4. The manhole door can then be removed by hooking the pull ring 42 with a hand chain hoist. During installation, the manhole door is hoisted to the end of the pipe body, the mounting screws are clamped on the disassembly head 2, and the drive assembly 3 drives the disassembly head 2 to rotate the mounting screws, thus screwing the mounting screws into the manhole door and the pipe body. The disassembly stud 41 is then screwed out of the disassembly threaded hole by rotating the stud 4, thus completing the installation and removal of the manhole door. This utility model can automatically install and remove the twenty mounting screws on the manhole door, speeding up the installation and removal process and saving time and effort.

[0021] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the drive assembly 3 includes a transverse mechanism mounted on the bracket 1 and a rotating mechanism disposed at the output end of the transverse mechanism. The output end of the rotating mechanism drives the disassembly head 2 to rotate. In this embodiment, during the rotation of the disassembly head 2, the transverse mechanism drives the rotating mechanism to move laterally, so that the mounting screws are unscrewed from the manhole and the pipe body.

[0022] likeFigure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the transverse mechanism includes two slide rails 311 arranged parallel to each other on the mounting base 11, an electric cylinder 312 installed at one end of the slide rails 311, the mounting base 11 being slidably connected to the slide rails 311, and the piston rod of the electric cylinder 312 being driven to connect to the mounting base 11. In this embodiment, during the rotation of the rotating mechanism driving the disassembly head 2 to rotate, the electric cylinder 312 drives the mounting base 11 to move laterally, causing the mounting screws to unscrew from the manhole and the pipe body.

[0023] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the rotating mechanism includes a rotating ring 321 rotatably connected to the mounting base 11, an external gear 3211 disposed on the outer wall of the rotating ring 321, a drive gear 322 meshing with the external gear 3211, a motor 323 for driving the drive gear 322 to rotate, and an arc-shaped internal rack 324 meshing with the external gear 3211. The motor 323 is mounted on the mounting base 11, and a connecting post 325 is rotatably connected to the mounting base 11 opposite to the disassembly head 2. A driven gear 326 is provided on the upper part of the rotating ring 321. An internal gear 3212 that meshes with the driven gear 326 is provided on the inner side wall of the rotating ring 321. The disassembly head 2 is mounted on the driven gear 326. The arc-shaped internal rack 324 is fixed on the mounting base 11. In this embodiment, the motor 323 drives the rotating ring 321 to rotate through the drive gear 322. The rotating ring 321 drives the disassembly head 2 to rotate through the internal gear 3212 and the driven gear 326. At the same time, the electric cylinder 312 drives the mounting base 11 to move laterally, so that the mounting screws are unscrewed from the manhole and the pipe body.

[0024] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the disassembly / assembly head 2 includes a disassembly seat 21 mounted on the driven gear 326, a slide groove 211 disposed on the disassembly seat 21, a fixing block 22 fixed at one end of the slide groove 211, and a clamping block 23 slidably connected at one end within the slide groove 211. The clamping block 23 is positioned directly opposite the fixing block 22. An electric cylinder 24 is fixed on the fixing block 22. The piston rod of the electric cylinder 24 is driven to connect to the clamping block 23. The electric cylinder 24 is used to drive the clamping block 23 closer to or away from the fixing block 22. In this embodiment, the clamping block 23 is driven closer to the fixing block 22 by the electric cylinder 24 to clamp the screw head of the mounting screw.

[0025] like Figure 1 ,Figure 2 、 Figure 3 and Figure 4 As shown in FIG. 1, FIG. 2, FIG. 3, FIG. 4, FIG. 5, FIG. 6, FIG. 7, FIG. 8 and FIG. 9, the bottom of the support 1 is provided with a plurality of rollers 5; in this embodiment, the support 1 can be more easily pulled by the hand-operated hoist through the rollers 5.

[0026] As shown in FIG. 1, FIG. 2, FIG. 3, FIG. 4, FIG. 5, FIG. 6, FIG. 7, FIG. 8 and FIG. 9, the bottom of the support 1 is provided with a plurality of rollers 5; in this embodiment, the support 1 can be more easily pulled by the hand-operated hoist through the rollers 5. Figure 1 、 Figure 2 、 Figure 3 and Figure 4 Further comprising a controller, the dismounting head 2 and the driving assembly 3 are electrically connected to the controller; in this embodiment, the dismounting head 2 and the driving assembly 3 are controlled by the controller.

[0027] The specific embodiments described herein are merely illustrative of the present application. Those skilled in the art of the present application can make various modifications or supplements to the described specific embodiments or replace them with similar ways, but will not deviate from the scope defined by the present application.

Claims

1. A high-pressure manhole disassembly and assembly tool, characterized in that: Includes a bracket (1), twenty disassembly heads (2) arranged in a circular array, a drive assembly (3) for driving the disassembly heads (2) to rotate, a mounting base (11) for mounting the drive assembly (3), a rotating threaded hole in the middle of the mounting base (11), a rotating stud (4) screwed into the rotating threaded hole, a disassembly stud (41) at one end of the rotating stud (4), a pull ring (42) at the other end of the rotating stud (4), and the mounting base (11) is mounted on the bracket (1).

2. The high-pressure manhole disassembly and assembly tool according to claim 1, characterized in that, The drive assembly (3) includes a transverse mechanism mounted on the bracket (1) and a rotation mechanism disposed at the output end of the transverse mechanism, the output end of the rotation mechanism being driven to connect to the disassembly head (2).

3. The high-pressure manhole disassembly and assembly tool according to claim 2, characterized in that, The transverse mechanism includes two slide rails (311) arranged parallel to each other on the mounting base (11), an electric cylinder (312) installed at one end of the slide rails (311), the mounting base (11) being slidably connected to the slide rails (311), and the piston rod head of the electric cylinder (312) being driven to connect to the mounting base (11).

4. The high-pressure manhole disassembly and assembly tool according to claim 3, characterized in that, The rotating mechanism includes a rotating ring (321) rotatably connected to the mounting base (11), an external gear (3211) disposed on the outer side wall of the rotating ring (321), a drive gear (322) meshing with the external gear (3211), a motor (323) for driving the drive gear (322) to rotate, and an arc-shaped internal rack (324) meshing with the external gear (3211). The motor (323) is mounted on the mounting base (11). On the mounting base (11), a connecting column (325) is rotatably connected to the disassembly head (2) directly opposite the mounting base (11). A driven gear (326) is provided on the connecting column (325). An internal gear (3212) that meshes with the driven gear (326) is provided on the inner side wall of the rotating ring (321). The disassembly head (2) is mounted on the driven gear (326). The arc-shaped internal rack (324) is fixed on the mounting base (11).

5. The high-pressure manhole disassembly and assembly tool according to claim 4, characterized in that, The disassembly / assembly head (2) includes a disassembly seat (21) mounted on a driven gear (326), a slide groove (211) provided on the disassembly seat (21), a fixing block (22) fixed at one end of the slide groove (211), and a clamping block (23) slidably connected at one end in the slide groove (211). The clamping block (23) is positioned opposite the fixing block (22). An electric cylinder (24) is fixed on the fixing block (22). The piston rod of the electric cylinder (24) is driven to connect to the clamping block (23). The electric cylinder (24) is used to drive the clamping block (23) to move closer to or away from the fixing block (22).

6. The high-pressure welder manhole disassembly and assembly tool according to claim 1, characterized in that, The bottom of the bracket (1) is provided with multiple rollers (5).

7. The high-pressure welder manhole disassembly and assembly tool according to claim 1, characterized in that, It also includes a controller, and the disassembly head (2) and the drive assembly (3) are both electrically connected to the controller.

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