CN216830641U - A assembly and disassembly tools for high pressure feed water heater manhole door - Google Patents
A assembly and disassembly tools for high pressure feed water heater manhole door Download PDFInfo
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- CN216830641U CN216830641U CN202122739019.6U CN202122739019U CN216830641U CN 216830641 U CN216830641 U CN 216830641U CN 202122739019 U CN202122739019 U CN 202122739019U CN 216830641 U CN216830641 U CN 216830641U
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- manhole door
- manhole
- positioning rod
- door
- support
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Abstract
The utility model discloses a disassembling tool for a manhole door of a high-pressure heater, wherein the high-pressure heater comprises a manhole seat and the manhole door arranged on the manhole seat, a first bolt hole is formed in the manhole door, and the disassembling tool comprises a support, a support rod, a connecting plate and a positioning rod; the support rod penetrates through the support through a first sliding bearing, the connecting plate is connected to the first end of the support rod, and a second bolt hole matched with the first bolt hole in position and size is formed in the connecting plate; the positioning rod penetrates through the support through a second sliding bearing, and the positioning rod is used for fixedly connecting the disassembling tool to the manhole seat. The disassembling tool for the manhole door of the high-pressure heater can replace a traditional chain block to disassemble the manhole door of the heater, solves the problems that time and labor are consumed in the disassembling process of the manhole door, and the disassembled manhole door cannot be taken out of a water chamber, and achieves efficient disassembling of the manhole door.
Description
Technical Field
The utility model belongs to the technical field of disassembly and assembly of a manhole door of a high-pressure heater, and particularly relates to a disassembly and assembly tool for the manhole door of the high-pressure heater.
Background
The high-pressure heater mainly comprises a shell, a water chamber component, a heat transfer pipe, a partition plate, a supporting plate, an anti-scouring plate, a wrapper plate and the like, wherein the support is of a three-support structure and is fixedly supported at the water chamber end, the shell is provided with two groups of sliding supports which are supported by four groups of rollers, the middle two groups of rollers are used for moving the shell when the shell is taken out for maintenance, the high-pressure heater is of two supports when in operation, three heaters are provided, and safety valves are arranged on two sides of water and steam and are used as an operation overpressure protection device. The water chamber of the heater is hemispherical, and a manhole door is arranged on the water chamber and is installed inside the water chamber in a built-in mode. When overhauing the heater, need often dismouting manhole door, current technique uses and carries out the dismouting to manhole door with chain block, and manhole door is heavier, the dismouting process is consuming time and is hard, and manhole door can only place inside the hydroecium after the dismantlement, can't take out, the inside partial access space of hydroecium has been occupied, when installing manhole door, install with chain block equally, and because manhole door after the dismantlement is in unsettled state, install manhole door in very difficult short time, therefore how efficient dismouting high pressure feed heater's manhole door becomes the problem that needs to solve urgently.
SUMMERY OF THE UTILITY MODEL
In view of the defects in the prior art, the utility model provides a disassembling tool for a manhole door of a high-pressure heater, and aims to solve the problems that the existing manhole door is time-consuming and labor-consuming to disassemble, and the disassembled manhole door cannot be taken out of a water chamber.
In order to solve the problems, the utility model provides a disassembling tool for a manhole door of a high-pressure heater, wherein the high-pressure heater comprises a manhole seat and the manhole door arranged on the manhole seat, a first bolt hole is formed in the manhole door, and the disassembling tool comprises a support, a support rod, a connecting plate and a positioning rod;
the support rod is arranged on the support in a penetrating mode through a first sliding bearing, the connecting plate is connected to the first end of the support rod, and a second bolt hole matched with the first bolt hole in position and size is formed in the connecting plate;
the positioning rod penetrates through the support through a second sliding bearing, and the positioning rod is used for fixedly connecting the disassembling tool to the manhole seat.
In a preferred scheme, a second end, opposite to the first end, of the supporting rod is provided with a hole for connecting the chain block.
In a preferred scheme, a handle is further arranged at the second end of the supporting rod.
In a preferred scheme, the positioning rod comprises a first positioning rod and a second positioning rod, the first positioning rod and the second positioning rod are respectively arranged on the support in a penetrating mode through a second sliding bearing, and the first positioning rod and the second positioning rod are symmetrically arranged on the support on two opposite sides of the supporting rod.
In a preferred aspect, the bracket is further configured with a first bolt and a second bolt for connecting the bracket to the manhole base.
In a preferred scheme, a manhole door outlet is formed in the manhole seat, and the manhole door is mounted on the manhole seat and is located in the manhole door outlet; the size of the connecting plate is smaller than that of the manhole door outlet, so that the connecting plate can pass through the manhole door outlet to be connected with the manhole door.
The utility model provides a disassembly and assembly tool for a manhole door of a high-pressure heater, wherein a positioning rod is arranged on the disassembly and assembly tool to connect the disassembly and assembly tool to a manhole seat, the manhole door in a water chamber can be supported by arranging a bracket and a supporting rod, one end of the supporting rod is provided with a connecting plate connected with the supporting rod and the manhole door, the manhole door is driven to rotate by rotating the supporting rod, meanwhile, a sliding bearing is arranged at the part of the supporting rod penetrating out of the bracket, when the manhole door rotates to an angle capable of entering or exiting the exit of the manhole door, the manhole door is moved out of the water chamber by moving the supporting rod to finish the disassembly of the manhole door, when the manhole door is installed, the manhole door is rotated to an angle capable of entering or exiting the exit of the manhole door by rotating the supporting rod, the moving supporting rod is moved, the manhole door is moved into the water chamber, and then the supporting rod is rotated until the manhole door completely seals the exit of the manhole door on the water chamber, the problem of consuming time and power in the installation of high pressure feed water heater manhole door, the hydroecium can not be taken out to the manhole door is solved.
Drawings
FIG. 1 is a schematic structural view of a high pressure heater manhole door dismantling device provided in an embodiment of the present invention;
fig. 2 is a schematic diagram of a connection plate structure provided in an embodiment of the present invention.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention are described in detail below with reference to the accompanying drawings. Examples of these preferred embodiments are illustrated in the accompanying drawings. The embodiments of the utility model shown in the drawings and described in accordance with the drawings are merely exemplary and the utility model is not limited to these embodiments.
It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and/or processing steps closely related to the solution according to the present invention are shown in the drawings, and other details not so related to the present invention are omitted.
The embodiment of the utility model provides a dismounting tool for a manhole door of a high-pressure heater, as shown in fig. 1, the high-pressure heater comprises a manhole seat 1 and a manhole door 2 installed on the manhole seat 1, a first bolt hole 21 is formed in the manhole door 2, and the dismounting tool comprises a support 3, a support rod 4, a connecting plate 5 and a positioning rod 6.
The support rod 4 is arranged on the bracket 3 through a first sliding bearing 71, the connecting plate 5 is connected to the first end 41 of the support rod 4, and a second bolt hole 51 matched with the first bolt hole 21 in position and size is arranged on the connecting plate 5. The attachment plate 5 may be fixedly attached to the manhole door 2 by arranging corresponding bolts through the second bolt holes 51 and the first bolt holes 21.
The positioning rod 6 is inserted into the bracket 3 through a second sliding bearing 73, and the positioning rod 6 is used for fixedly connecting the disassembling tool to the manhole base 1. By connecting the positioning rod 6 to the manhole seat 1, when the disassembly and assembly tool is used for disassembling or assembling the manhole door 2, the disassembly and assembly tool is fixedly positioned.
In a preferred embodiment, as shown in fig. 1, a second end 42 of the support rod 4 opposite to the first end 41 is provided with a hole 43 for connecting a chain block. When the supporting rod 4 is connected with the chain block, the supporting rod 4 can be driven to move in the horizontal direction through the chain block.
In a preferred embodiment, as shown in fig. 1, a handle 8 is further disposed on a second end 42 of the support rod 4 opposite to the first end 41. In this embodiment, at least the first sliding bearing 71 is a rotatable sliding bearing, the support rod 4 can slide linearly in the first sliding bearing 71 and can also rotate, and the handle 8 can be rotated to drive the support rod 4 to rotate. After the connecting plate 5 at the first end 41 of the supporting rod 4 is fixedly connected to the manhole door 2, the handle 8 is rotated to drive the connecting plate 5 to rotate, so that the inclination angle of the manhole door 2 can be adjusted.
In a preferred embodiment, as shown in fig. 1, the positioning rod 6 includes a first positioning rod 61 and a second positioning rod 62, the first positioning rod 61 and the second positioning rod 62 are respectively inserted into the bracket 3 through one of the second sliding bearings 72, and the first positioning rod 61 and the second positioning rod 62 are symmetrically arranged on the bracket 3 at two opposite sides of the supporting rod 4. Specifically, be provided with corresponding shrinkage pool on the manhole seat 1, first locating lever 61 and second locating lever 62 insert in the shrinkage pool that corresponds on the manhole seat 1, thereby the realization will assembly and disassembly tools fixed connection to manhole seat 1. In this embodiment, can strengthen through the locating lever 61/62 that sets up the symmetry installation support 3 with fixed connection on the manhole seat 1 makes assembly and disassembly tools is more stable, prevents to lead to the fact manhole door 2 to drop because manhole door 2 is heavier to lead to support 3 to appear becoming flexible at the in-process of dismantling or installing manhole door 2.
In a further preferred embodiment, as shown in fig. 1, the bracket 3 is further provided with a first bolt 31 and a second bolt 32, and the first bolt 31 and the second bolt 32 fixedly connect the bracket 3 to the manhole base 1, thereby further enhancing the fixing function of the bracket 3.
In a preferred embodiment, as shown in fig. 1 and fig. 2, the connecting plate 5 is a connecting plate with a semicircular boss on a square structure, and can be well connected with the manhole door 1, wherein the semicircular boss on the connecting plate 5 is provided with a hole for connecting with the supporting rod 4.
In this embodiment, as shown in fig. 1, a manhole door outlet 22 is provided on the manhole seat 1, and the manhole door 2 is installed on the manhole seat 1 and located in the manhole door outlet 22. Wherein, manhole door export 22 is the ellipse, manhole door 2 have with manhole door export 22 assorted ellipse shape. In this embodiment, the size of the connection plate 5 is smaller than the size of the manhole door exit 22, so that the connection plate 5 can be interconnected with the manhole door 2 through the manhole door exit 22.
The assembly and disassembly tools provided by the above embodiments, the process of assembling and disassembling the manhole door of the high-pressure heater is as follows:
firstly, disassembling a manhole door: (1) the stud bolt and the pressing plate which connect the manhole door 2 to the manhole seat 1 are removed; (2) fixedly connecting a first positioning rod 61 and a second positioning rod 62 to the manhole base 1 to fix the disassembling tool; (3) connecting a ring chain hoist to the second end 42 of the support rod 4, driving the support rod 4 to move linearly, so that the connecting plate 5 at the first end 41 passes through the manhole door outlet 22 to be attached to the manhole door 2, connecting the second bolt hole 51 and the first bolt hole 21 by using corresponding bolts, and fixedly connecting the connecting plate 5 to the manhole door 2; (4) the drive the bracing piece 4 is rotatory, makes the manhole door 2 with the angle of manhole door export 22 aligns, then is driven by the chain block the bracing piece 4 drives connecting plate 5 is followed manhole door export 22 withdraws from, thereby will manhole door 2 takes out, accomplishes the dismantlement work of manhole door.
Secondly, installing a manhole door: (1) the support rod 4 is driven to rotate, so that the angle between the manhole door 2 and the manhole door outlet 22 is aligned, and then the support rod 4 is driven by a chain block to drive the connecting plate 5 to send the manhole door 2 into the manhole door outlet 22; (2) the support rod 4 is driven to rotate, so that the inclination angle of the manhole door 2 reaches an assembly position, bolts for connecting the second bolt holes 51 and the first bolt holes 21 are removed, and then the support rod 4 is driven by a chain block to drive the connecting plate 5 to withdraw from the manhole door outlet 22; (3) assembling a stud bolt and a pressing plate which are used for connecting the manhole door 2 to the manhole seat 1; (4) and releasing the connection between the first positioning rod 61 and the second positioning rod 62 and the manhole seat 1, removing the disassembling tool, and completing the installation work of the manhole door.
In summary, the dismounting tool for the manhole door of the high-pressure heater provided by the embodiment of the utility model is used for dismounting the manhole door of the high-pressure heater, so that the dismounting and mounting can be more efficient, and the working efficiency is improved. And the manhole door after the dismantlement can be taken out to the hydroecium outside, has bigger operation space during follow-up maintenance work, provides convenience for maintenance work.
The foregoing is directed to embodiments of the present application and it is noted that numerous modifications and adaptations may be made by those skilled in the art without departing from the principles of the present application and are intended to be within the scope of the present application.
Claims (6)
1. A dismounting tool for a manhole door of a high-pressure heater, wherein the high-pressure heater comprises a manhole seat (1) and the manhole door (2) installed on the manhole seat (1), and a first bolt hole (21) is formed in the manhole door (2), and the dismounting tool is characterized by comprising a support (3), a support rod (4), a connecting plate (5) and a positioning rod (6);
the support rod (4) is arranged on the support (3) in a penetrating mode through a first sliding bearing (71), the connecting plate (5) is connected to the first end (41) of the support rod (4), and a second bolt hole (51) matched with the first bolt hole (21) in position and size is formed in the connecting plate (5);
the positioning rod (6) penetrates through the support (3) through a second sliding bearing (72), and the positioning rod (6) is used for fixedly connecting the disassembling tool to the manhole seat (1).
2. Tool for dismounting a manhole door of a high pressure heater according to claim 1, characterized in that a second end (42) of the support bar (4) opposite to the first end (41) is provided with a hole (43) for connecting a chain block.
3. A tool for dismounting a manhole door of a high pressure heater according to claim 2, wherein the second end (42) of the support rod (4) is further provided with a handle (8).
4. The disassembly and assembly tool for a manhole door of a high pressure heater according to claim 1, characterized in that the positioning rod (6) comprises a first positioning rod (61) and a second positioning rod (62), the first positioning rod (61) and the second positioning rod (62) are respectively inserted into the bracket (3) through one second sliding bearing (72), and the first positioning rod (61) and the second positioning rod (62) are symmetrically arranged on the bracket (3) at two opposite sides of the supporting rod (4).
5. Disassembly and assembly tool for a high pressure heater manhole door according to claim 1, characterized in that the bracket (3) is further provided with a first bolt (31) and a second bolt (32), the first bolt (31) and the second bolt (32) being used to connect the bracket (3) to the manhole seat (1).
6. The dismounting tool for the manhole door of the high-pressure heater according to claim 1, wherein a manhole door outlet (22) is arranged on the manhole seat (1), and the manhole door (2) is arranged on the manhole seat (1) and is positioned in the manhole door outlet (22); the size of the connecting plate (5) is smaller than the size of the manhole door exit (22) so that the connecting plate (5) can be interconnected with the manhole door (2) through the manhole door exit (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122739019.6U CN216830641U (en) | 2021-11-09 | 2021-11-09 | A assembly and disassembly tools for high pressure feed water heater manhole door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122739019.6U CN216830641U (en) | 2021-11-09 | 2021-11-09 | A assembly and disassembly tools for high pressure feed water heater manhole door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216830641U true CN216830641U (en) | 2022-06-28 |
Family
ID=82101935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122739019.6U Active CN216830641U (en) | 2021-11-09 | 2021-11-09 | A assembly and disassembly tools for high pressure feed water heater manhole door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216830641U (en) |
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2021
- 2021-11-09 CN CN202122739019.6U patent/CN216830641U/en active Active
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