CN219649794U - High manhole door assembly and disassembly tools that adds - Google Patents
High manhole door assembly and disassembly tools that adds Download PDFInfo
- Publication number
- CN219649794U CN219649794U CN202321401210.2U CN202321401210U CN219649794U CN 219649794 U CN219649794 U CN 219649794U CN 202321401210 U CN202321401210 U CN 202321401210U CN 219649794 U CN219649794 U CN 219649794U
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- China
- Prior art keywords
- manhole door
- cross arm
- welded
- screw rod
- limiting holes
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- 230000003116 impacting effect Effects 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model relates to a high-pressure manhole door disassembling tool, which comprises a screw rod, a clamping device and a clamping device, wherein the screw rod is perpendicular to a manhole door and is used for lifting and pushing the manhole door; a nut in threaded fit with the screw rod is welded in the middle of one side of the manhole door facing the screw rod; the screw is connected with a cross arm for suspending the screw through a first connecting rope; two ends of the cross arm are respectively provided with a pair of limiting holes which are arranged at intervals and are communicated up and down; a sliding sleeve sleeved on the periphery of the cross arm in a sliding way is arranged between each pair of limiting holes; each pair of limiting holes limit the sliding sleeve adjacent to the limiting holes through a U-shaped plate; the bottom of each sliding sleeve is welded with a supporting leg perpendicular to the cross arm; the screw is arranged between the two supporting legs; an impact rod for impacting the manhole door is further arranged between the two supporting legs, and the impact rod is connected with the cross arm through a second connecting rope; the screw rod and the impact rod are perpendicular to the cross arm.
Description
Technical Field
The utility model relates to a high-pressure manhole door dismounting tool, and belongs to the field of high-pressure dismounting of units.
Background
The high-pressure heater is generally used for high-pressure heater, when the high-pressure heater is used for leakage detection and maintenance, a worker usually removes a manhole door and then enters the high-pressure heater, the manhole door is self-sealing, and internal sealing can be realized under the action of the working pressure of 11MPa and high temperature, so that even if the high-pressure heater is stopped, the manhole door and a sealing surface of the high-pressure heater still are tightly meshed, so that the manhole door and the high-pressure heater are difficult to loosen, and in the prior art, a large hammer is usually used for hammering the manhole door for a long time to loosen the manhole door from the high-pressure heater, so that time and labor are wasted; when the manhole door needs to be installed, the manhole door is often obliquely hung out through a chain hoist; the mode is completed by matching multiple persons, so that labor cost is increased, and the sealing plate of the manhole door is heavier, so that a throwing phenomenon can occur, and a large potential safety hazard is generated for field construction personnel.
The Chinese patent with the bulletin number of CN218841483U discloses a high self-sealing body disassembling tool, which comprises a movable frame body, wherein a hand chain block is fixedly arranged at the top end of the movable frame body, a hook ring of the hand chain block is fixedly connected with a locking assembly, one end of the locking assembly is fixedly connected with a T-shaped rod, one end of the T-shaped rod is provided with threads, one end of the T-shaped rod is arranged on a manhole door, the hand chain block is connected with the T-shaped rod, but the problem that the manhole door and the high self-sealing body are difficult to loosen cannot be solved in the technology, and the movable frame body is large in size and is not suitable for dragging and moving on a construction site.
Disclosure of Invention
In order to overcome the problems, the utility model provides a high-pressure manhole door dismounting tool which is quick to assemble and can improve the construction efficiency when people dismount and mount the manhole door.
The technical scheme of the utility model is as follows:
the utility model provides a high manhole door assembly and disassembly tools that adds, includes the screw rod that is used for hoisting, pushing manhole door that is perpendicular to manhole door setting; a nut in threaded fit with the screw rod is welded in the middle of one side of the manhole door facing the screw rod; the screw is connected with a cross arm for suspending the screw through a first connecting rope; two ends of the cross arm are respectively provided with a pair of limiting holes which are arranged at intervals and are communicated up and down; a sliding sleeve sleeved on the periphery of the cross arm in a sliding way is arranged between each pair of limiting holes; each pair of limiting holes limit the sliding sleeve adjacent to the limiting holes through a U-shaped plate; the bottom of each sliding sleeve is welded with a supporting leg perpendicular to the cross arm; the screw is arranged between the two supporting legs; an impact rod for impacting the manhole door is further arranged between the two supporting legs, and the impact rod is connected with the cross arm through a second connecting rope; the screw rod and the impact rod are perpendicular to the cross arm.
Further, each pair of limiting holes is provided with the U-shaped plate which is embedded with the limiting holes; the two side plates of the U-shaped plate are right trapezoid, the connecting plate of the U-shaped plate is arranged above the adjacent sliding sleeve, and the length of the connecting plate is equal to the distance between each pair of limiting holes; the shape of each pair of limiting holes is matched with the shape of the side plate.
Further, a first hanging ring is welded in the middle of the bottom surface of the cross arm; a second hanging ring is welded at the middle part of the screw rod; a third hanging ring is welded at the middle part of the striking rod; the first hanging ring is connected with the second hanging ring through a first connecting rope; the first hanging ring is connected with the third hanging ring through a second connecting rope.
Further, the first connecting rope and the second connecting rope are inelastic soft ropes.
Further, one end of the screw far away from the manhole door is welded with a control rod perpendicular to the screw.
Further, the bottom of each supporting leg is welded with a base vertical to the supporting leg; inclined struts are welded on two sides of the lower part of each supporting leg, and the other ends of the inclined struts are welded with the adjacent base.
The utility model has the following beneficial effects:
1. the cross arm, the supporting leg, the screw rod, the impact rod and the manhole door are detachably connected, so that the cross arm, the supporting leg, the screw rod, the impact rod and the manhole door are convenient to assemble, disassemble and transport in a construction site; according to the utility model, through the cooperation of the cross arm and the impact rod, the impact rod can impact the manhole door quickly and repeatedly under the condition of saving manual labor, thereby effectively reducing the time for separating the manhole door from Gao Jiasong and improving the construction efficiency; according to the utility model, the manhole door can be easily lifted by matching the cross arm with the screw rod, and is sent into the high pressure tank for further fixing, sealing and other operations, so that the manhole door is effectively prevented from being thrown or impacted and the potential safety hazard is avoided.
Drawings
Fig. 1 is a schematic view of the overall structure of the connection of the screw and the cross arm.
Fig. 2 is a schematic view of the overall structure of the impact bar and cross arm connection.
Fig. 3 is a front cross-sectional view of the connection between the limiting hole and the U-shaped plate.
The reference numerals in the drawings are as follows:
1. a manhole door; 2. a screw; 21. a second hanging ring; 22. a control lever; 3. a striker rod; 31. a third hanging ring; 4. a screw cap; 5. a first connecting rope; 5', a second connecting rope; 6. a cross arm; 61. a limiting hole; 62. a first hanging ring; 7. a sliding sleeve; 8. a U-shaped plate; 81. a side plate; 82. a connecting plate; 9. support legs; 91. a base; 92. and (5) diagonal bracing.
Detailed Description
The utility model will now be described in detail with reference to the drawings and to specific embodiments.
Referring to fig. 1-3, a high-pressure manhole door dismounting tool comprises a screw 2 which is perpendicular to a manhole door 1 and is used for lifting and pushing the manhole door 1; a nut 4 in threaded fit with the screw rod 2 is welded at the middle part of one side of the manhole door 1 facing the screw rod 2; the screw 2 is connected with a cross arm 6 for suspending the screw through a first connecting rope 5; two ends of the cross arm 6 are respectively provided with a pair of limiting holes 61 which are arranged at intervals and are vertically communicated; a sliding sleeve 7 which is sleeved on the periphery of the cross arm 6 in a sliding way is arranged between each pair of limiting holes 61; each pair of limiting holes 61 limit the sliding sleeve 7 adjacent to the limiting holes through the U-shaped plate 8; the bottom of each sliding sleeve 7 is welded with a supporting leg 9 perpendicular to the cross arm 6; the screw 2 is arranged between the two supporting legs 9; an impact rod 3 for impacting the manhole door 1 is further arranged between the two supporting legs 9, and the impact rod 3 is connected with the cross arm 6 through a second connecting rope 5'; the screw rod 2 and the striking rod 3 are perpendicular to the cross arm 6.
Further, each pair of limiting holes 61 is provided with the U-shaped plate 8 which is embedded with the limiting holes; the two side plates 81 of the U-shaped plate 8 are right trapezoid, the connecting plates 82 of the U-shaped plate 8 are arranged above the adjacent sliding sleeves 7, and the length of each connecting plate 82 is equal to the distance between each pair of limiting holes 61; the shape of each pair of the limiting holes 61 is matched with the shape of the side plate 81.
Further, a first hanging ring 62 is welded in the middle of the bottom surface of the cross arm 6; a second hanging ring 21 is welded in the middle of the screw rod 2; a third hanging ring 31 is welded at the middle part of the striking rod 3; the first hanging ring 62 is connected with the second hanging ring 21 through a first connecting rope 5; the first hanging ring 62 is connected with the third hanging ring 31 through a second connecting rope 5'.
Further, the first connecting rope 5 and the second connecting rope 5' are inelastic soft ropes.
Further, a control rod 22 perpendicular to the screw rod 2 is welded at one end of the screw rod 2 away from the manhole door 1.
Further, a base 91 perpendicular to the bottom of each supporting leg 9 is welded; diagonal braces 92 are welded to both sides of the lower portion of each support leg 9, and the other ends of the diagonal braces 92 are welded to the adjacent seats 91.
The working principle of the utility model is as follows:
referring to fig. 1-3, two ends of the cross arm 6 are respectively provided with a pair of limiting holes 61, and each pair of limiting holes 61 is provided with a U-shaped plate 8 which is embedded with the limiting holes; the cross arm 6 is arranged between the two supporting legs 9, and two ends of the cross arm 6 are respectively sleeved in sliding sleeves 7 arranged at the tops of the adjacent supporting legs 9, so that the detachable connection between the cross arm 6 and the two supporting legs 9 is realized; each sliding sleeve 7 is sleeved between a pair of adjacent limiting holes 61, a U-shaped plate 8 matched with the sliding sleeve is inserted into each limiting hole 61, at the moment, two side plates 81 of the U-shaped plate 8 are arranged in the adjacent limiting holes 61, a connecting plate 82 of the U-shaped plate 8 is arranged above the adjacent sliding sleeve 7, and the two side plates 81 can be arranged into a right trapezoid to fix the position of the U-shaped plate 8 and prevent the U-shaped plate from sliding and loosening.
When the manhole door 1 is disassembled, the manhole door 1 needs to be continuously impacted by the impact rod 3, so that the manhole door is loosened with the high pressure: the first hanging ring 62 on the cross arm 6 is connected with the third hanging ring 31 on the striking rod 3 through the first connecting rope 5; the length of the first connecting rope 5 is adjusted, so that the impact rod 3 is perpendicular to the middle of the manhole door 1, a worker pulls the impact rod 3 away from the manhole door 1, and then loosens hands, so that the impact rod 3 can quickly and repeatedly impact the manhole door 1 under the condition of saving labor cost, and the manhole door 1 and the high-rise release can be realized quickly.
When the manhole door 1 needs to be installed, the striking rod 3 is taken down, and the second connecting rope 5' is connected with the second hanging ring 21 in the middle of the screw rod 2; the screw rod 2 is fastened with a screw cap 4 welded at the middle part of the manhole door 1 in a threaded manner, the manhole door 1 is lifted by the screw rod 2 and is sent into a high-rise building so as to be convenient for the next fixing and sealing operation.
For convenience of operation and force application, a control rod 22 may be fixedly connected to the end of the screw 2 remote from the manhole door 1.
In order to realize displacement of the cross arm 6 in the process of disassembling and assembling the manhole door 1, a base 91 perpendicular to the bottom of each supporting leg 9 can be welded, and diagonal braces 92 are arranged on two sides of the lower part of each supporting leg 9, so that stable support of the cross arm 6 is realized.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (6)
1. The utility model provides a high-pressure manhole door assembly and disassembly tool, includes a screw rod (2) which is arranged perpendicular to a manhole door (1) and used for lifting and pushing the manhole door (1); a screw cap (4) in threaded fit with the screw rod (2) is welded at the middle part of one side of the manhole door (1) facing the screw rod (2); the screw rod (2) is connected with a cross arm (6) for suspending the screw rod through a first connecting rope (5), and is characterized in that: two ends of the cross arm (6) are provided with a pair of limiting holes (61) which are arranged at intervals and are vertically communicated; a sliding sleeve (7) which is sleeved on the periphery of the cross arm (6) in a sliding way is arranged between each pair of limiting holes (61); each pair of limiting holes (61) limit the sliding sleeve (7) adjacent to the limiting holes through a U-shaped plate (8); the bottom of each sliding sleeve (7) is welded with a supporting leg (9) perpendicular to the cross arm (6); the screw (2) is arranged between the two supporting legs (9); an impact rod (3) for impacting the manhole door (1) is further arranged between the two supporting legs (9), and the impact rod (3) is connected with the cross arm (6) through a second connecting rope (5'); the screw rod (2) and the striking rod (3) are perpendicular to the cross arm (6).
2. The tool for removing a high-access manhole door of claim 1, wherein: each pair of limiting holes (61) is provided with the U-shaped plates (8) which are embedded with the limiting holes; the two side plates (81) of the U-shaped plate (8) are right trapezoid, the connecting plates (82) of the U-shaped plate (8) are arranged above the adjacent sliding sleeves (7), and the length of each connecting plate (82) is equal to the distance between each pair of limiting holes (61); the shape of each pair of limiting holes (61) is matched with the shape of the side plate (81).
3. The tool for removing a high-access manhole door of claim 1, wherein: a first hanging ring (62) is welded in the middle of the bottom surface of the cross arm (6); a second hanging ring (21) is welded at the middle part of the screw rod (2); a third hanging ring (31) is welded at the middle part of the striking rod (3); the first hanging ring (62) is connected with the second hanging ring (21) through a first connecting rope (5); the first hanging ring (62) is connected with the third hanging ring (31) through a second connecting rope (5').
4. A high-access door assembly and disassembly tool according to claim 3, wherein: the first connecting rope (5) and the second connecting rope (5') are inelastic soft ropes.
5. The tool for removing a high-access manhole door of claim 1, wherein: one end of the screw rod (2) far away from the manhole door (1) is welded with a control rod (22) perpendicular to the screw rod.
6. The tool for removing a high-access manhole door of claim 1, wherein: a base (91) perpendicular to the bottom of each supporting leg (9) is welded at the bottom of each supporting leg; inclined struts (92) are welded on two sides of the lower part of each supporting leg (9), and the other ends of the inclined struts (92) are welded with the adjacent base (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321401210.2U CN219649794U (en) | 2023-06-02 | 2023-06-02 | High manhole door assembly and disassembly tools that adds |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321401210.2U CN219649794U (en) | 2023-06-02 | 2023-06-02 | High manhole door assembly and disassembly tools that adds |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219649794U true CN219649794U (en) | 2023-09-08 |
Family
ID=87861066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321401210.2U Active CN219649794U (en) | 2023-06-02 | 2023-06-02 | High manhole door assembly and disassembly tools that adds |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219649794U (en) |
-
2023
- 2023-06-02 CN CN202321401210.2U patent/CN219649794U/en active Active
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