Manhole correcting device

Abstract

The manhole correcting device comprises a fixing disc and a driving device which is arranged on one side of the fixing disc in a penetrating mode and provided with an output end, the output end is provided with a supporting part, the driving device is sleeved with a first sleeve, and a first transmission rod and a second transmission rod are rotationally arranged on the peripheral side of the first sleeve in an operable mode; the first transmission rod and the second transmission rod are oppositely arranged, the first transmission rod is movably provided with a first pull fork used for correcting a manhole, and the second transmission rod is movably provided with a second pull fork used for correcting the manhole. According to the device, the supporting part abuts against the outer side face of the flange edge of the manhole, the first pull fork and the second pull fork move to clamp the manhole, the driving device drives the output end to extend, and the first pull fork and the second pull fork pull the manhole, so that correction of the manhole is achieved, only one to two operators are needed for operation, operation is convenient, and time and labor are saved.

Description

Technical Field

[0001] The present application relates to the technical field of containers, and in particular to a manhole correction device. Background Art

[0002] Tank containers are ideal transport containers for loading and transporting large amounts of liquids or gases. They are usually used to load toxic, harmful, flammable or corrosive liquids, which are extremely dangerous.

[0003] There is a manhole on the tank container. After welding, the manhole is deformed and the seal is poor. In the prior art, the operator needs to hold the correction tool to make corrections. However, the above technical solution has at least the following technical problems: 1. It requires 4-8 operators to cooperate, which is costly and time-consuming; 2. The tank container needs to be tall and opaque, and it is dangerous for the operator to enter the tank for correction; 3. The original correction tool is a single-rod hydraulic type. The operator needs to maintain a balanced force during the operation, otherwise it is easy for the tool to slip off the correction tool, causing great danger; 4. The correction accuracy is poor. Therefore, a new technical solution is urgently needed to solve at least one of the above technical problems. Summary of the invention

[0004] In view of the above-mentioned deficiencies, the purpose of this application is to provide a manhole correction device, which reduces the number of operators, is easy to operate, and saves time and effort.

[0005] In order to achieve the above technical objectives and meet the above technical requirements, the technical solution adopted in this application is: A manhole correction device, characterized in that it includes a fixed plate, a driving device with an output end inserted through one side of the fixed plate, the output end is provided with a support portion, the driving device is sleeved with a first sleeve, a first transmission rod and a second transmission rod are rotatably provided on the outer peripheral side of the first sleeve, the first transmission rod and the second transmission rod are arranged back to back, the first transmission rod is movably provided with a first pull fork for correcting the manhole, and the second transmission rod is movably provided with a second pull fork for correcting the manhole.

[0006] As a preferred technical solution, the drive device is sleeved with a second sleeve, and the outer peripheral side of the second sleeve is provided with a first guide rod and a second guide rod back to back, the first pull fork is movably sleeved on the first guide rod, and the second pull fork is movably sleeved on the second guide rod.

[0007] As a preferred technical solution, the support portion includes a central connecting sleeve, a first support block and a second support block arranged opposite to each other on the outer peripheral side of the central connecting sleeve, the output end is connected to the central connecting sleeve, and the first support block and the second support block extend radially.

[0008] As a preferred technical solution, a first connecting rod extending axially is inserted into one end of the first support block away from the central connecting sleeve, and a first anti-skid and shock-absorbing support foot is provided at the lower end of the first connecting rod; a second connecting rod extending axially is inserted into one end of the second support block away from the central connecting sleeve, and a second anti-skid and shock-absorbing support foot is provided at the lower end of the second connecting rod.

[0009] As a preferred technical solution, a first adjustment sleeve and a second adjustment sleeve are arranged on the outer peripheral side of the first sleeve opposite to each other, and the first adjustment sleeve and the second adjustment sleeve are rotatably connected to the first transmission rod and the second transmission rod respectively. The first transmission rod and the second transmission rod are screw rods, and the first transmission rod and the second transmission rod are threadedly connected to the first pull fork and the second pull fork respectively.

[0010] As a preferred technical solution, a first slot is provided at one end of the first transmission rod facing the first adjustment sleeve, a second slot is provided at one end of the second transmission rod facing the second connecting sleeve, the first adjustment sleeve is detachably provided with a first locking bolt, the second adjustment sleeve is detachably provided with a second locking bolt, one end of the first locking bolt extends into the first slot, and one end of the second locking bolt extends into the second slot.

[0011] As a preferred technical solution, the first pull fork and the second pull fork are respectively fixedly provided with a first pull edge and a second pull edge at the lower side, the first pull fork and the first pull edge are connected to form an integral structure, and the second pull fork and the second pull edge are connected to form an integral structure.

[0012] As a preferred technical solution, a first adjusting bolt is fixedly provided on a side of the first transmission rod away from the first sleeve, and a second adjusting bolt is fixedly provided on a side of the second transmission rod away from the second sleeve.

[0013] As a preferred technical solution, a first hanging plate and a second hanging plate are symmetrically arranged on the upper side of the fixed plate.

[0014] As a preferred technical solution, a third adjusting bolt is detachably provided radially on one end of the first transmission rod away from the first sleeve, and a fourth adjusting bolt is detachably provided radially on one end of the second transmission rod away from the second sleeve.

[0015] Compared with the traditional technical solution, the beneficial effects of this application are: 1) The support part presses against the outer side of the flange of the manhole, the first pull fork and the second pull fork move to clamp the manhole, the driving device drives the output end to extend, the first pull fork and the second pull fork pull the manhole, so as to realize the correction of the manhole. Only 1-2 operators are needed to operate, which is convenient to operate, saving time and effort; 2) The first guide rod and the second guide rod have a guiding function, and the first pull fork and the second pull fork move more stably and accurately; 3) The first anti-skid and shock-absorbing support foot and the second anti-skid and shock-absorbing support foot are in contact with the outer side of the flange edge of the manhole, playing a role in shock absorption and anti-skid, with little damage to the flange edge of the manhole; 4) The transmission rod and the pull fork form a threaded transmission, which is easy to adjust and has good moving stability; 5) After the first pull fork and the second pull fork are moved into place, the first locking device and the second locking device are tightened, the first locking device enters the first slot to lock the first transmission rod, and the second locking device enters the second slot to lock the second transmission rod; 6) The first adjusting bolt and the second adjusting bolt facilitate the operator to rotate the first transmission rod and the second transmission rod with a tool; 7) The first hanging plate and the second hanging plate are easy to connect the lifting equipment, making lifting more convenient; 8) The third adjusting bolt and the fourth adjusting bolt are arranged radially. When the first pull fork moves, the third adjusting bolt abuts against the first pull fork to form a limit to prevent excessive displacement of the first pull fork. When the second pull fork moves, the fourth adjusting bolt abuts against the second pull fork to form a limit to prevent excessive displacement of the second pull fork. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A structural diagram of a device provided for one embodiment of the present application; Figure 2 for Figure 1 A view from another direction; Figure 3 A structural diagram of a first hanging plate and a second hanging plate provided for one embodiment of the present application.

[0017] exist Figure 1-Figure 3 In the embodiment, 1. fixed plate; 2. driving device; 201. output end; 3. supporting part; 301. central connecting sleeve; 302. first supporting block; 303. second supporting block; 4. first sleeve; 5. first transmission rod; 501. first slot; 6. second transmission rod; 601. second slot; 7. first pull fork; 701. first pull edge; 8. second pull fork; 801. second pull edge; 9. second sleeve; 10. first guide rod; 11. second guide rod; 12. first connecting rod; 13. second connecting rod; 14. first anti-skid and shock-absorbing foot; 15. second anti-skid and shock-absorbing foot; 16. first adjusting sleeve; 17. second adjusting sleeve; 18. first adjusting bolt; 19. second adjusting bolt; 20. first hanging plate; 21. second hanging plate; 22. manhole; 23. flange edge. DETAILED DESCRIPTION

[0018] The present application is further described below in conjunction with the accompanying drawings.

[0019] The same or similar numbers in the drawings of the embodiments of the present application correspond to the same or similar parts; in the description of the present application, it should be understood that if the terms "top", "bottom", "left", "right", "front", "back", "inside", "outside", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present application, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the terms describing the position relationship in the drawings are only used for illustrative purposes and cannot be understood as a limitation on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0020] Please refer to Figure 1-Figure 3 A manhole correction device provided by an embodiment of the present application includes a fixed disk 1, a driving device 2 with an output end 201 which is penetrated on one side of the fixed disk 1, the output end 201 is provided with a support portion 3, the driving device 2 is sleeved with a first sleeve 4, the outer peripheral side of the first sleeve 4 is rotatably provided with a first transmission rod 5 and a second transmission rod 6, the first transmission rod 5 and the second transmission rod 6 are arranged back to back, the first transmission rod 5 is movably provided with a first pull fork 7 for correcting the manhole 22, the second transmission rod 6 is movably provided with a second pull fork 8 for correcting the manhole 22, the support portion 3 is against the outer side surface of the flange edge 23 of the manhole 22, the first pull fork 7 and the second pull fork 8 are moved to clamp the manhole 22, the driving device 2 drives the output end 201 to extend, the first pull fork 7 and the second pull fork 8 pull the manhole 22, thereby realizing the correction of the manhole 22, only 1-2 operators are needed to operate, the operation is convenient, and time and labor are saved.

[0021] like Figure 1 and Figure 2 As shown, the driving device 2 is provided with a second sleeve 9, and the outer peripheral sides of the second sleeve 9 are provided with a first guide rod 10 and a second guide rod 11 back to back, the first pull fork 7 is movably sleeved on the first guide rod 10, and the second pull fork 8 is movably sleeved on the second guide rod 11, the second sleeve 9 is located above the first sleeve 4, and the second sleeve 9 is fixedly connected to the fixed plate 1, the first guide rod 10 and the second guide rod 11 have a guiding function, and the first pull fork 7 and the second pull fork 8 move more stably and accurately.

[0022] like Figure 1 and Figure 2As shown, the support portion 3 includes a central connecting sleeve 301, a first support block 302 and a second support block 303 which are arranged opposite to each other on the outer peripheral side of the central connecting sleeve 301, and the output end 201 is connected to the central connecting sleeve 301. Specifically, the output end 201 and the central connecting sleeve 301 are connected in a plug-in manner, and the output end 201 and the central connecting sleeve 301 are rotatably or fixedly connected. When rotatably connected, the support portion 3 can be rotated to adjust the support angle. The first support block 302 and the second support block 303 extend radially. Furthermore, a first connecting rod 12 extending axially is inserted into the end of the first support block 302 away from the center connecting sleeve 301, and a first anti-skid shock-absorbing foot 14 is provided at the lower end of the first connecting rod 12. A second connecting rod 13 extending axially is inserted into the end of the second support block 303 away from the center connecting sleeve 301, and a second anti-skid shock-absorbing foot 15 is provided at the lower end of the second connecting rod 13. The first anti-skid shock-absorbing foot 14 and the second anti-skid shock-absorbing foot 15 abut against the outer side surface of the flange edge 23 of the manhole 22 to play a role of shock absorption and anti-skid, and cause little damage to the flange edge 23 of the manhole 22. The material of the first anti-skid shock-absorbing foot 14 and the second anti-skid shock-absorbing foot 15 is rubber.

[0023] like Figure 1 and Figure 2 As shown, the first sleeve 4 is provided with a first adjustment sleeve 16 and a second adjustment sleeve 17 on the outer peripheral side facing away from each other. The first adjustment sleeve 16 and the second adjustment sleeve 17 are rotatably connected to the first transmission rod 5 and the second transmission rod 6 respectively. The first transmission rod 5 and the second transmission rod 6 are screw rods. The first transmission rod 5 and the second transmission rod 6 are threadedly connected to the first pull fork 7 and the second pull fork 8 respectively. The transmission rod and the pull fork form a threaded transmission, which is convenient for adjustment and has good movement stability.

[0024] like Figure 1 and Figure 2 As shown, a first slot 501 is provided at one end of the first transmission rod 5 facing the first adjustment sleeve 16, and a second slot 601 is provided at one end of the second transmission rod 6 facing the second connecting sleeve. The first adjustment sleeve 16 is detachably provided with a first locking bolt (not marked), and the second adjustment sleeve 17 is detachably provided with a second locking bolt (not marked). One end of the first locking bolt extends into the first slot 501, and one end of the second locking bolt extends into the second slot 601. When the first pull fork 7 and the second pull fork 8 are moved into place, the first locking device and the second locking device are tightened, the first locking device enters the first slot 501 to lock the first transmission rod 5, and the second locking device enters the second slot 601 to lock the second transmission rod 6.

[0025] like Figure 1 and Figure 2As shown, the first pull fork 7 and the second pull fork 8 are respectively fixedly provided with a first pull edge 701 and a second pull edge 801 on the lower side, the first pull fork 7 and the first pull edge 701 are connected to form an L-shaped integral structure, the second pull fork 8 and the second pull edge 801 are connected to form an L-shaped integral structure, and the first pull edge 701 and the second pull edge 801 are abutted against the inner bottom surface of the flange edge 23 of the manhole 22 for pulling.

[0026] like Figure 1 and Figure 2 As shown, a first adjusting bolt 18 is fixedly provided on the side of the first transmission rod 5 facing away from the first sleeve 4, and a second adjusting bolt 19 is fixedly provided on the side of the second transmission rod 6 facing away from the second sleeve 9. The first adjusting bolt 18 and the second adjusting bolt 19 facilitate the operator to rotate the first transmission rod 5 and the second transmission rod 6 with tools.

[0027] like Figure 3 As shown, a first hanging plate 20 and a second hanging plate 21 are symmetrically arranged on the upper side of the fixing plate 1. The first hanging plate 20 and the second hanging plate 21 are convenient for connecting the hanging equipment, and the lifting is more convenient.

[0028] like Figure 1 and Figure 2 As shown, the first transmission rod 5 is provided with a third adjusting bolt (not marked) detachably radially at one end away from the first sleeve 4, and the second transmission rod 6 is provided with a fourth adjusting bolt (not marked) detachably radially at one end away from the second sleeve 9. The third adjusting bolt and the fourth adjusting bolt are arranged radially, and when the first pull fork 7 moves, the third adjusting bolt abuts against the first pull fork 7 to form a limit to prevent excessive displacement of the first pull fork 7, and when the second pull fork 8 moves, the fourth adjusting bolt abuts against the second pull fork 8 to form a limit to prevent excessive displacement of the second pull fork 8.

[0029] like Figure 1 and Figure 2 As shown, the driving device 2 is a hydraulic jack, and the driving device 2 is flange-connected to the fixed plate 1. The hydraulic jack has a large driving force, which improves the correction effect.

[0030] Any numerical value cited herein includes all values ​​of lower and upper values ​​that increase by one unit from the lower limit to the upper limit, and there is at least a two-unit interval between any lower value and any higher value. For example, if the value of the quantity of a component or a process variable (such as temperature, pressure, time, etc.) is set forth to be from 1 to 90, preferably from 20 to 80, and more preferably from 30 to 70, the purpose is to illustrate that values ​​such as 15 to 85, 22 to 68, 43 to 51, 30 to 32 are also explicitly listed in the specification. For values ​​less than 1, one unit is appropriately considered to be 0.0001, 0.001, 0.01, 0.1. These are merely examples that are intended to be clearly expressed, and it can be considered that all possible combinations of numerical values ​​listed between the lowest value and the highest value are clearly set forth in the specification in a similar manner.

[0031] Unless otherwise indicated, all ranges include the endpoints and all numbers between the endpoints. "About" or "approximately" used with a range applies to both endpoints of the range. Thus, "about 20 to 30" is intended to cover "about 20 to about 30", including at least the specified endpoints.

[0032] All articles and references disclosed, including patent applications and publications, are incorporated herein by reference for all purposes. The term "consisting essentially of..." to describe a combination should include the identified elements, ingredients, parts or steps and other elements, ingredients, parts or steps that do not substantially affect the basic novel characteristics of the combination. The use of the terms "comprising" or "including" to describe a combination of elements, ingredients, parts or steps herein also contemplates embodiments that consist essentially of these elements, ingredients, parts or steps. By using the term "may", it is intended to indicate that any attribute described that "may" include is optional.

[0033] Multiple elements, ingredients, parts or steps can be provided by a single integrated element, ingredient, part or step. Alternatively, a single integrated element, ingredient, part or step can be divided into separate multiple elements, ingredients, parts or steps. The disclosure "one" or "an" used to describe an element, ingredient, part or step is not intended to exclude other elements, ingredients, parts or steps.

[0034] It should be understood that the above description is for illustration and not for limitation. Many embodiments and many applications beyond the examples provided will be apparent to those skilled in the art upon reading the above description. Therefore, the scope of the present teachings should not be determined with reference to the above description, but should be determined with reference to the appended claims and the full scope of equivalents possessed by such claims. For the purpose of comprehensiveness, all articles and references, including disclosures of patent applications and publications, are incorporated herein by reference. The omission of any aspect of the subject matter disclosed herein in the preceding claims is not intended to be a waiver of the subject matter, nor should it be considered that the inventors did not consider the subject matter to be part of the disclosed application subject matter.

Claims

1. A manhole correction device, characterized in that: It includes a fixed plate, a driving device with an output end which is inserted through one side of the fixed plate, the output end is provided with a support portion, the driving device is sleeved with a first sleeve, a first transmission rod and a second transmission rod are rotatably provided on the outer peripheral side of the first sleeve, the first transmission rod and the second transmission rod are arranged back to back, the first transmission rod is movably provided with a first pull fork for correcting the manhole, and the second transmission rod is movably provided with a second pull fork for correcting the manhole.

2. The manhole correction device according to claim 1, characterized in that: The driving device is sleeved with a second sleeve, and a first guide rod and a second guide rod are arranged opposite to each other on the outer peripheral side of the second sleeve. The first pull fork is movably sleeved on the first guide rod, and the second pull fork is movably sleeved on the second guide rod.

3. The manhole correction device according to claim 1, characterized in that: The support portion includes a central connecting sleeve, a first support block and a second support block which are arranged opposite to each other on the outer peripheral side of the central connecting sleeve, the output end is connected to the central connecting sleeve, and the first support block and the second support block extend radially.

4. The manhole correction device according to claim 3, characterized in that: A first connecting rod extending axially is inserted into one end of the first support block away from the central connecting sleeve, and a first anti-skid and shock-absorbing support foot is provided at the lower end of the first connecting rod. A second connecting rod extending axially is inserted into one end of the second support block away from the central connecting sleeve, and a second anti-skid and shock-absorbing support foot is provided at the lower end of the second connecting rod.

5. The manhole correction device according to claim 1, characterized in that: The first sleeve is provided with a first adjustment sleeve and a second adjustment sleeve on the outer peripheral side opposite to each other. The first adjustment sleeve and the second adjustment sleeve are rotatably connected to the first transmission rod and the second transmission rod respectively. The first transmission rod and the second transmission rod are screw rods, and the first transmission rod and the second transmission rod are threadedly connected to the first pull fork and the second pull fork respectively.

6. The manhole correction device according to claim 5, characterized in that: The first transmission rod is provided with a first slot at one end facing the first adjustment sleeve, and the second transmission rod is provided with a second slot at one end facing the second connecting sleeve. The first adjustment sleeve is detachably provided with a first locking bolt, and the second adjustment sleeve is detachably provided with a second locking bolt. One end of the first locking bolt extends into the first slot, and one end of the second locking bolt extends into the second slot.

7. The manhole correction device according to claim 1, characterized in that: A first pull edge and a second pull edge are fixedly disposed on the lower sides of the first pull fork and the second pull fork, respectively. The first pull fork and the first pull edge are connected to form an integral structure, and the second pull fork and the second pull edge are connected to form an integral structure.

8. The manhole correction device according to claim 1, characterized in that: A first adjusting bolt is fixedly provided on a side of the first transmission rod facing away from the first sleeve, and a second adjusting bolt is fixedly provided on a side of the second transmission rod facing away from the second sleeve.

9. The manhole correction device according to claim 1, characterized in that: A first hanging plate and a second hanging plate are symmetrically arranged on the upper side of the fixing plate.

10. The manhole correction device according to claim 1, characterized in that: A third adjusting bolt is detachably provided radially on one end of the first transmission rod away from the first sleeve, and a fourth adjusting bolt is detachably provided radially on one end of the second transmission rod away from the second sleeve.

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