CN218534400U - Hand tool for labor-saving dismounting ground anchor - Google Patents
Hand tool for labor-saving dismounting ground anchor Download PDFInfo
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- CN218534400U CN218534400U CN202222974502.7U CN202222974502U CN218534400U CN 218534400 U CN218534400 U CN 218534400U CN 202222974502 U CN202222974502 U CN 202222974502U CN 218534400 U CN218534400 U CN 218534400U
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Abstract
The utility model discloses a manual tool for labor-saving detachment of a ground anchor, which comprises a gear speed reducing mechanism, a pull type stressing lever and a ground anchor connecting mechanism; the gear reduction mechanism is a speed-regulating gear reduction mechanism; the pull type stressing bar is connected with the power input end of the speed regulation type gear reduction mechanism, and the ground anchor connecting mechanism is connected with the power output end of the speed regulation type gear reduction mechanism. The utility model discloses a speed is dismantled in the adjustment of adjustment tool gear mechanism's high-low gear adjustment. The tool can reduce the labor intensity of staff, save the cost and improve the working efficiency.
Description
Technical Field
The utility model belongs to the technical field of the earth anchor dismantlement technique of oil field workover, and specifically relates to a laborsaving hand tool who dismantles the earth anchor.
Background
The workover team must drive each earth anchor of derrick and the earth anchor of all kinds of connecting line into the underground before each well is moved on and is worked to fixed derrick and all kinds of pipelines, in order to reach the purpose of safe construction. The ground anchor needs to be disassembled after the operation is finished, and the phenomena of high cost, high labor intensity, time and labor waste and the like exist due to the restriction of construction site conditions.
At present, the ground anchor is dismantled on the scene usually has two kinds of modes: one is the removal of the ground anchor machine by hiring a cooperative entity; the other type is manually rotated and disassembled by a long stressing bar. The ground anchor machine needs to use power and special equipment for disassembling the ground anchor, and cannot reach a construction site in time due to various reasons, so that the phenomena of high cost, low working timeliness and the like exist. The ground anchor is disassembled manually by 3-4 persons, and the ground anchor is disassembled by rotating by using a stress application bar, so that the problems of high labor intensity and more matched personnel exist. Therefore, the cost is saved, the time and the labor are saved, and the ground anchor is quickly disassembled, which is a difficult problem which troubles an operator at the same time for a long time.
At present, the mode is more original in the construction process, the existing technical method has a plurality of defects and is not ideal, and therefore, the current operation mode needs to be changed for realizing the rapid and convenient disassembly of the ground anchor.
Publication (bulletin) No.: CN101890690B, publication (public) day: 2012-07-04 a wrench socket and a method for making the same. The sleeve body is arranged on the periphery of the planet carrier gear set, the lower part of the inner wall of the sleeve body and the planet carrier gear set form a transmission pair, the upper part of the sleeve body is sleeved and in sliding fit with the front output big rod, and the supporting arm is arranged on the surface of the outer wall of the sleeve body; the support arm adopts a composite structure formed by clamping an inner support frame by a connecting sheet. The preparation method comprises the steps that steel plates are made into connecting sheets, and inner supporting frames are fixedly connected into supporting arms of a composite structure; manufacturing a sleeve body, matching the support arm with the sleeve body, assembling the planet carrier gear set and the front output large bar on the inner wall of the sleeve body, and the like. The problem of easy gear hobbing that prior art exists, product life receives the influence is solved. Has the advantages of large bending strength of the supporting arm, long service life and the like.
Publication (bulletin) No.: CN106272206B, publication (announcement) date: 2017-12-08 relates to a wrench, in particular to a high-efficiency multipurpose labor-saving wrench, which comprises an input shaft and an output shaft which are coaxially and fixedly connected, an upper end cover, a lower end cover, an N-stage planetary set and a connecting device, wherein the upper end cover and the lower end cover are oppositely fixed and are positioned at the upper side and the lower side, the N-stage planetary set is arranged between the upper end cover and the lower end cover, the N is not less than 3, the connecting device is used for switching the speed, and the labor-saving wrench manufactured by the structure can meet the labor-saving requirement and can improve the efficiency of nut dismounting.
Publication (bulletin) No.: CN2664849Y, published (announced) day: 2004-12-22 discloses a portable labor-saving wrench, which comprises a handle rod, a socket wrench head and a gear reduction structure, wherein the gear reduction structure comprises a shell, a sun inner gear ring with axial teeth, a planetary gear, a sun gear and a planetary gear seat are arranged in the shell, the sun gear and the sun inner gear ring are coaxially arranged, the planetary gear comprises at least two gears, and the planetary gear is respectively engaged with the teeth of the sun inner gear ring and the sun gear ring; one connecting shaft of the planetary gear seat penetrates through the shell to be connected with the socket wrench head, a gear shaft is arranged at the other end of the planetary gear seat, and the planetary gear is arranged on the gear shaft; the handle is connected with the sun gear, and the shell is also provided with a shell positioning device. The portable labor-saving wrench has the advantages of simple and compact structure, small volume, convenient and labor-saving use and convenient carrying, and is particularly suitable for dismounting and mounting automobile tires.
Publication (bulletin) no: CN201848805U, published (bulletin) day: 2011-06-01 a portable tire screw labor-saving wrench which can be carried with a vehicle. In a shell, a central shaft is in key connection with a central gear, the central gear is connected with a large gear of a planetary gear, a small gear of the planetary gear is connected with an internal gear of the shell, and the planetary gear is connected with a hole shaft of a planetary carrier. When the tire changing device works, the planet carrier is connected with the connecting sleeve, the crank handle is connected with the central shaft, the crank handle is rotated, the central shaft rotates along with the central shaft to drive the central gear to rotate, the central gear drives the planetary gears to rotate through meshing with the large gears of the planetary gears, the small gears of the planetary gears are meshed with the inner gear of the shell, and the shell cannot rotate due to artificial fixation, so that when the three planetary gears rotate around the inner gear of the shell, the planet carrier is driven to rotate, the planet carrier drives the connecting sleeve to rotate, and the purpose of easily changing tires is achieved.
Technical scheme and the technical problem that will solve and the beneficial effect who produces of above disclosure technique all with the utility model discloses inequality, to the utility model discloses more technical characteristics and the technical problem and the beneficial effect that will solve all do not have the technological inspiration in the above technical document that discloses.
SUMMERY OF THE UTILITY MODEL
The above-mentioned defect to prior art existence, the utility model aims at providing a laborsaving hand tool who dismantles the earth anchor, when rotatory earth anchor of getting, rely on a gear speed reduction laborsaving mechanism to dismantle the earth anchor fast, can also adjust through adjustment tool gear mechanism's high-low gear and dismantle speed. The tool can reduce the labor intensity of workers, save the cost and improve the working efficiency.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a manual tool for labor-saving detachment of a ground anchor comprises a gear speed reducing mechanism, a pull-out type stressing lever and a ground anchor connecting mechanism;
the gear speed reducing mechanism is a speed regulating gear speed reducing mechanism; the pull type stressing lever is connected with the power input end of the speed regulation type gear reduction mechanism, and the ground anchor connecting mechanism is connected with the power output end of the speed regulation type gear reduction mechanism.
The ground anchor connecting mechanism comprises a torsion connecting shaft, a ground anchor connecting body and a fixing pin;
the whole ground anchor connecting body is cylindrical, symmetrical radial holes are formed in the ground anchor connecting body, and ground anchor fixing pins are installed in the symmetrical radial holes;
the upper end of the ground anchor connecting body is connected with the power output end of the speed-regulating gear speed reducing mechanism through a torsion connecting shaft.
The pull type stressing lever is of a telescopic pipe structure, and the front end of the pull type stressing lever is provided with a hexagonal hole sleeve for butting with the power input end of the speed regulation type gear speed reducing mechanism.
The speed-regulating gear reduction mechanism comprises a tool outer shell, a speed-regulating control mechanism, an upper disc gear body, a middle disc gear body and a lower disc gear body;
the upper disc gear body, the middle disc gear body and the lower disc gear body are sequentially meshed to form a multi-stage planetary gear set which is arranged in the outer shell of the tool;
the speed regulation control mechanism is connected on the upper part of the tool shell, and the speed regulation control mechanism is meshed with the upper disk gear body or the lower disk gear body, and the upper end of the torsion connecting shaft penetrates through the lower port of the tool shell and is connected with the torsion connecting shaft butt joint body of the lower disk gear body.
The inner wall of the tool outer shell is provided with a fixed support seat corresponding to the lower end positions of the upper disc gear body, the middle disc gear body and the lower disc gear body.
The upper disk gear body comprises an upper disk inner ring type gear base, an autorotation type gear fixing pin, an upper disk autorotation type gear, an upper disk lower part butt joint gear and an upper disk inner tooth outer shell meshed with the upper disk autorotation type gear;
the middle disc gear body comprises a middle disc inner ring type gear base, a middle disc self-rotating type gear fixing pin, a middle disc self-rotating type gear, a middle disc lower part butt joint gear, an inner six-edge bearing step and a middle disc inner tooth outer shell body meshed with the middle disc self-rotating type gear;
the lower disk gear body comprises an inner ring type gear base, a self-rotating gear fixing pin, a lower disk self-rotating gear, a torsion connecting shaft butt joint body and a lower disk inner tooth outer shell body meshed with the lower disk self-rotating gear.
The speed regulation control mechanism comprises a speed regulation shaft, a bearing, a lower gland, a speed regulation shaft gear and a hexagonal body at the lower end of the speed regulation shaft;
the upper end of the speed regulating shaft is provided with a hexagonal head used for connecting a hexagonal hole sleeve of the pull-type stressing lever, the middle part of the speed regulating shaft is provided with a bearing, the bearing is fixed on the lower gland, and the lower end of the speed regulating shaft is provided with a speed regulating shaft gear used for connecting the upper disc gear body;
the edge of the lower gland is provided with a vertical key bar, the inner wall of the upper end part of the tool shell is provided with longitudinal grooves with different lengths, namely a short groove of the inner wall of the tool shell and a long groove of the inner wall of the tool shell, and the lower gland moves in the longitudinal grooves symmetrically arranged on the inner wall of the upper part of the tool shell through the vertical key bar.
The speed regulation control mechanism further comprises a speed regulation shaft lower end hexagon, the lowest end of the speed regulation shaft is provided with the speed regulation shaft lower end hexagon, and the center of the lower disk gear body is provided with an inner hexagon bearing stepped hole for butting the speed regulation shaft lower end hexagon.
Four longitudinal grooves are formed in the inner wall of the upper portion of the tool outer shell, the two longitudinal grooves are short and long, and the lengths of the longitudinal grooves in the symmetrical direction are the same.
When the lower gland is at the bottom dead point of the short groove on the inner wall of the tool outer shell through the vertical key bar, the speed regulating shaft gear at the lower end of the speed regulating shaft is meshed with the upper disc autorotation gear of the upper disc gear body; when the lower gland is at the bottom dead point of the long groove on the inner wall of the outer shell of the tool through the vertical key bar, the hexagonal body at the lower end of the speed regulating shaft is in meshed connection with the inner hexagonal-ridge bearing step hole of the lower gear body.
Compared with the prior art, the utility model following beneficial effect has:
when the ground anchor is taken in a rotating mode, the ground anchor is rapidly disassembled by means of a gear speed reducing labor-saving mechanism, and the disassembling speed can be adjusted by adjusting the high gear and the low gear of a tool gear mechanism. The tool can reduce the labor intensity of workers, save the cost and improve the working efficiency. The tool is simple and effective in use mode and remarkable in use effect, so that the tool has good economic and social benefits and popularization and use values.
Drawings
FIG. 1 is a schematic view of a hand tool for labor-saving removal of a ground anchor according to an embodiment of the present invention;
FIG. 2 is a schematic view of the engagement between the speed control mechanism of the speed-regulating gear reduction mechanism and the gear body of the upper disc;
fig. 3 is a schematic view of a meshing structure of a speed regulation control mechanism and a lower disc gear body of the speed regulation type gear reduction mechanism.
1 pull type forcing bar, 2 speed regulation type gear reducing mechanism, 3 torsion connecting shaft, 4 anchor connecting body, 5 fixing pin, 102 speed regulation shaft, 103 bearing, 104 lower gland, 105 speed regulation shaft gear, 106 speed regulation shaft lower hexagonal body, 301 upper disc inner ring type gear base, 302 self-rotation type gear fixing pin, 303 upper disc self-rotation type gear, 304 upper disc inner tooth outer shell, 305 upper disc lower part butt joint gear, 401 middle disc inner tooth outer shell, 402 middle disc inner ring type gear base, 403 middle disc self-rotation type gear fixing pin, 404 middle disc self-rotation type gear, 405 middle disc lower part butt joint gear, 406 inner six-edge bearing step hole, 501 inner tooth outer shell, 502 lower disc inner ring type gear base, 503 self-rotation type gear fixing pin, 504 lower disc self-rotation type gear, 601 torsion connecting shaft butt joint body, tool outer shell inner wall short groove, 602 tool outer shell inner wall long groove, 603 gear body fixing support seat, 604 vertical key strip.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
as shown in fig. 1 to 3, the utility model provides a manual tool for labor-saving detachment of a ground anchor, which comprises a gear reduction mechanism; the device also comprises a pull type stressing lever 1 and a ground anchor connecting mechanism; the gear speed reducing mechanism is a speed regulating gear speed reducing mechanism 2;
the pull type stressing bar 1 is connected with the power input end of the speed regulation type gear reduction mechanism 2, and the ground anchor connecting mechanism is connected with the power output end of the speed regulation type gear reduction mechanism 2.
The ground anchor connecting mechanism comprises a torsion connecting shaft 3, a ground anchor connecting body 4 and a fixing pin 5;
the whole body of the ground anchor connecting body 4 is cylindrical, symmetrical radial holes are formed in the ground anchor connecting body 4, and fixing pins 5 are installed in the symmetrical radial holes;
the upper end of the ground anchor connecting body 4 is connected with the power output end of the speed-regulating gear speed reducing mechanism 2 through a torsion connecting shaft 3.
The pull type stressing bar 1 is of a telescopic tube structure, and a hexagonal hole sleeve is arranged at the front end of the pull type stressing bar 1 and used for being in butt joint with a power input end of the speed regulation type gear reduction mechanism 2.
The speed-regulating gear reduction mechanism 2 comprises a tool outer shell 6, a speed-regulating control mechanism, an upper disc gear body, a middle disc gear body and a lower disc gear body;
the upper disc gear body, the middle disc gear body and the lower disc gear body are all planetary gears, and are known technology and clear to persons skilled in the art. The upper disc gear body, the middle disc gear body and the lower disc gear body are sequentially meshed to form a multi-stage planetary gear set which is arranged in the outer shell of the tool;
the upper disc gear body comprises an upper disc inner ring gear base 301, a self-rotating gear fixing pin 302, an upper disc self-rotating gear 303, an upper disc lower part butt joint gear 305 and an upper disc inner tooth outer shell 304 meshed with the upper disc self-rotating gear;
the middle disk gear body comprises a middle disk inner ring type gear base 402, a middle disk rotation type gear fixing pin 403, a middle disk rotation type gear 404, a middle disk lower butt joint gear 405, an inner six-edge bearing step 406 and a middle disk inner tooth outer shell 401 meshed with the middle disk rotation type gear;
the lower disc gear body comprises an inner ring type gear base 502, a self-rotating type gear fixing pin 503, a lower disc self-rotating type gear 504, a torsion connecting shaft butt joint body 505 and a lower disc inner tooth outer shell body 501 meshed with the lower disc self-rotating type gear;
the speed regulation control mechanism is connected to the upper part of the tool outer shell and is meshed with the upper disc gear body or the lower disc gear body;
the speed regulation control mechanism comprises a speed regulation shaft 102, a bearing 103, a lower pressure cover 104, a speed regulation shaft gear 105 and a speed regulation shaft lower end hexagonal body 106; the upper end of the speed regulating shaft 102 is provided with a hexagonal head used for being connected with a hexagonal hole sleeve of a pull-out type stressing lever, the middle part of the speed regulating control mechanism is provided with a bearing 103, a lower press cover 104 corresponding to the inner diameter of a tool shell is arranged below the bearing, the end part of the lower press cover is symmetrically provided with two vertical key strips 604 with the length equal to the thickness of the press cover, the vertical key strips 604 can move in longitudinal grooves 601 symmetrical to the inner wall of the upper part of the tool shell, and the speed regulating control mechanism is meshed with an upper disc gear body or a middle disc gear body through the position conversion of the vertical key strips;
the bottom of the speed regulation control mechanism is provided with a speed regulation shaft lower end hexagonal body 106, and the center of the middle disk gear body is provided with an inner hexagonal force bearing stepped hole 406 for butting with the speed regulation shaft lower end hexagonal body.
The inner wall of the tool outer shell is provided with a fixed support seat 603 corresponding to the bottom ends of the upper disc gear body, the middle disc gear body and the lower disc gear body.
The outer shell of the internal teeth is a circular tube with the outer diameter of 90mm and the inner diameter of 74mm, and an internal straight tooth gear with 31 teeth and the modulus of 2.25 is machined on the inner side along the longitudinal direction.
The speed regulating shaft gear 105 in the speed regulating control mechanism is a straight gear with 11 teeth, 2.5 modulus and 15mm thickness; the vertical key bars are converted into grooves on the inner wall of the upper part of the tool outer shell, so that the speed regulation control mechanism is meshed with the upper disk gear body or the middle disk gear body to finish speed regulation.
An upper disc inner ring gear base 301 in the upper disc gear body is a disc-shaped shell with the outer diameter of 70mm and the maximum inner diameter of the upper part of 36mm, three square holes with the length of 40mm and the height of 11mm are uniformly distributed on the side surface of the upper disc gear body along the circumference, and finally three straight-tooth upper disc rotation type gears 303 with the tooth number of 11 teeth, the modulus of 2.5 and the thickness of 10mm are respectively fixed at the center of each square hole. The upper disc lower abutment gear 305 is a spur gear with 11 teeth, a module of 2.5 and a thickness of 19 mm.
A middle disc inner ring gear base 402 in the middle disc gear body is a disc-shaped shell with the outer diameter of 70mm and the maximum inner diameter of the upper part of 36mm, three square holes with the length of 40mm and the height of 16mm are uniformly distributed on the side surface of the shell along the circumference, and finally, three straight-tooth middle disc self-rotating gears 404 with the number of teeth of 11, the modulus of 2.5 and the thickness of 15mm are respectively fixed at the center of each square hole. The butt-joint gear 405 at the lower part of the middle plate is a straight-tooth gear with 11 teeth, 2.5 modulus and 30mm thickness.
The outer diameter of a lower disc inner ring gear base 502 in the lower disc gear body is 70mm, the maximum inner diameter of the upper part of the lower disc inner ring gear base is 38mm, three square holes with the length of 40mm and the height of 26mm are uniformly distributed on the side surface of the lower disc gear body along the circumference, and finally three straight-tooth lower disc rotation type gears 504 with the tooth number of 11 teeth, the modulus of 2.5 and the thickness of 25mm are respectively fixed in the centers of the square holes. The torsion connecting shaft abutting body 505 is used for inserting the torsion connecting shaft 6.
The whole device is assembled and works according to the following principle:
the tool is assembled in the following way:
firstly, putting a lower disc gear body into a tool outer shell and centering and fixing the lower disc gear body, then inserting a middle disc lower part butt joint gear 405 in a middle disc gear body into a lower disc gear combination, meshing the lower disc lower part butt joint gear with three lower disc self-rotating gears 504, and fixing the middle disc gear body after meshing; then, an upper disk lower butt joint gear 305 in the upper disk gear combination is inserted into the middle disk gear body and meshed with the three middle disk rotation type gears 404, and the upper disk gear body is fixed after meshing; inserting a vertical key bar of a lower press cover in the speed regulation control mechanism into a longitudinal groove of a tool outer shell, and if the vertical key bar is inserted into a short groove, inserting the lower end of a speed regulation shaft into an upper disc gear body and enabling a speed regulation shaft gear 105 to be meshed with three upper disc rotation gears 303 to finish the installation of a speed regulation type gear reduction mechanism; if the vertical key bar is inserted into the long groove, the hexagonal body 106 at the lower end of the speed regulating shaft is inserted into the hexagonal bearing step 406 in the middle disc at the moment, and the installation of the other speed regulating type gear speed reducing mechanism is completed;
the upper part of the torsion connecting shaft 3 is inserted into the torsion connecting shaft butt joint body 505, and then the ground anchor connecting body 4 is inserted into the lower part of the torsion connecting shaft 3, thereby completing the assembling process of the whole tool.
The working principle of the tool is as follows: before the tool is used, the ground anchor connecting body 4 is inserted into a ground anchor and is fixedly connected by the fixing pin 5, and then the upper end of the speed regulating shaft is sleeved with the inner hexagonal hole in the pull type stressing lever 1. Pulling pull formula thrust augmentation thick stick 1 anticlockwise then the speed governing axle drives speed governing axle gear 105 along the anticlockwise rotation of axis, drives three group's nine rotation formula gears of gear mechanism then along self axis rotation, through torsion connecting axle 6 with power output. This is a high torque, low speed process with a gear ratio of 12. When a small torque and a high speed are needed, the hexagonal body at the lower end of the speed regulating shaft is inserted into the inner six-ridge bearing step 405 downwards, at the moment, the speed regulating shaft directly drives two groups of six autorotation gears of the middle disc gear combination and the lower disc gear combination to autorotate, the whole upper disc gear body does not work, and the transmission ratio is 3.5. Therefore, the rail can be switched by pressing down and lifting up the speed regulating shaft to play the roles of regulating speed and torque, so that the ground anchor can be detached quickly in a labor-saving manner.
The tool embodies the following characteristics through field use: simple structure, low cost, reliable operation, great suitability, reduced constructor intensity of labour. Because the use mode of this instrument is simple effective, and the working method speed compares construction fast, efficient with in the past, and safe state and construction speed have great improvement than traditional method, and the result of use is showing. Has better economic and social benefits and popularization and use values.
Example 2:
as shown in fig. 1 to 3, a speed-regulating gear reduction mechanism special for a hand tool for labor-saving ground anchor disassembly comprises a tool outer shell, a speed-regulating control mechanism, an upper disc gear body, a middle disc gear body and a lower disc gear body;
the upper disc gear body, the middle disc gear body and the lower disc gear body are sequentially meshed to form a multi-stage planetary gear set which is arranged in the outer shell of the tool;
the speed regulation control mechanism is connected on the upper part of the tool shell, and the speed regulation control mechanism is meshed with the upper disk gear body or the lower disk gear body, and the upper end of the torsion connecting shaft penetrates through the lower port of the tool shell and is connected with the torsion connecting shaft butt joint body of the lower disk gear body.
The inner wall of the tool outer shell is provided with a fixed support seat corresponding to the lower end positions of the upper disc gear body, the middle disc gear body and the lower disc gear body.
The upper disk gear body comprises an upper disk inner ring type gear base, an autorotation type gear fixing pin, an upper disk autorotation type gear, an upper disk lower part butt joint gear and an upper disk inner tooth outer shell meshed with the upper disk autorotation type gear;
the middle disc gear body comprises a middle disc inner ring type gear base, a middle disc self-rotating type gear fixing pin, a middle disc self-rotating type gear, a middle disc lower part butt joint gear, an inner six-ridge bearing step and a middle disc inner tooth outer shell body meshed with the middle disc self-rotating type gear;
the lower disk gear body comprises an inner ring type gear base, a self-rotating gear fixing pin, a lower disk self-rotating gear, a torsion connecting shaft butt joint body and a lower disk inner tooth outer shell body meshed with the lower disk self-rotating gear.
The speed regulation control mechanism comprises a speed regulation shaft, a bearing, a lower gland, a speed regulation shaft gear and a hexagonal body at the lower end of the speed regulation shaft;
the upper end of the speed regulating shaft is provided with a hexagonal head used for being connected with a hexagonal hole sleeve of the pull-type stressing lever, the middle part of the speed regulating shaft is provided with a bearing, the bearing is fixed on the lower gland, and the lower end of the speed regulating shaft is provided with a speed regulating shaft gear used for being connected with the upper disc gear body;
the edge of the lower gland is provided with a vertical key bar, the inner wall of the upper end part of the tool shell is provided with longitudinal grooves with different lengths, namely a short groove of the inner wall of the tool shell and a long groove of the inner wall of the tool shell, and the lower gland moves in the longitudinal grooves symmetrically arranged on the inner wall of the upper part of the tool shell through the vertical key bar.
The speed regulation control mechanism further comprises a speed regulation shaft lower end hexagon, the lowest end of the speed regulation shaft is provided with the speed regulation shaft lower end hexagon, and the center of the lower disk gear body is provided with an inner hexagon bearing stepped hole for butting the speed regulation shaft lower end hexagon.
Four longitudinal grooves are formed in the inner wall of the upper portion of the tool outer shell, the two longitudinal grooves are short and long, and the lengths of the longitudinal grooves in the symmetrical direction are the same.
When the lower gland is at the bottom dead point of the short groove on the inner wall of the tool outer shell through the vertical key bar, the speed regulating shaft gear at the lower end of the speed regulating shaft is meshed with the upper disc autorotation gear of the upper disc gear body; when the lower gland is positioned at the bottom dead center of the long groove on the inner wall of the tool outer shell through the vertical key bar, the hexagonal body at the lower end of the speed regulating shaft is meshed and connected with the inner hexagonal bearing step hole of the lower disk gear body.
All parts which are not discussed in the present application and the connection mode of all parts in the present application belong to the known technology in the technical field. The application is direct and will not be described in detail.
In the present application, the term "plurality" means two or more unless expressly defined otherwise. The terms "mounted," "connected," "fixed," and the like are used broadly and should be construed to include, for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or unit indicated must have a specific direction, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A manual tool for labor-saving detachment of a ground anchor is characterized by comprising a gear speed reducing mechanism, a pull-out type stressing lever and a ground anchor connecting mechanism;
the gear reduction mechanism is a speed-regulating gear reduction mechanism; the pull type stressing bar is connected with the power input end of the speed regulation type gear reduction mechanism, and the ground anchor connecting mechanism is connected with the power output end of the speed regulation type gear reduction mechanism.
2. The hand tool for labor-saving detachment of the earth anchor as claimed in claim 1, wherein the earth anchor connecting mechanism comprises a torque connecting shaft, an earth anchor connecting body, a fixing pin;
the whole ground anchor connecting body is cylindrical, symmetrical radial holes are formed in the ground anchor connecting body, and ground anchor fixing pins are installed in the symmetrical radial holes;
the upper end of the ground anchor connecting body is connected with the power output end of the speed-regulating gear speed reducing mechanism through a torsion connecting shaft.
3. The hand tool for labor-saving detachment of the ground anchor according to claim 2, wherein the pull-type stressing lever is of a telescopic tube structure, and a hexagonal hole sleeve is arranged at the front end of the pull-type stressing lever and is used for abutting against a power input end of the speed-regulating gear reduction mechanism.
4. The hand tool for dismounting the ground anchor in a labor-saving manner according to claim 3, wherein the speed-regulating gear speed reducing mechanism comprises a tool outer shell, a speed-regulating control mechanism, an upper disc gear body, a middle disc gear body and a lower disc gear body;
the upper disc gear body, the middle disc gear body and the lower disc gear body are sequentially meshed to form a multi-stage planetary gear set which is arranged in the outer shell of the tool;
the speed regulation control mechanism is connected on the upper part of the tool shell, and the speed regulation control mechanism is meshed with the upper disk gear body or the lower disk gear body, and the upper end of the torsion connecting shaft penetrates through the lower port of the tool shell and is connected with the torsion connecting shaft butt joint body of the lower disk gear body.
5. The hand tool for labor-saving detachment of the ground anchor as claimed in claim 4, wherein the inner wall of the outer housing of the tool is provided with a fixed support corresponding to the lower ends of the upper plate gear body, the middle plate gear body and the lower plate gear body.
6. The hand tool for labor-saving detachment of the earth anchor as claimed in claim 4, wherein the upper disc gear body comprises an upper disc inner ring gear base, an autorotation gear fixing pin, an upper disc autorotation gear, an upper disc lower butt gear and an upper disc inner tooth outer shell engaged with the upper disc autorotation gear;
the middle disc gear body comprises a middle disc inner ring type gear base, a middle disc self-rotating type gear fixing pin, a middle disc self-rotating type gear, a middle disc lower part butt joint gear, an inner six-ridge bearing step and a middle disc inner tooth outer shell body meshed with the middle disc self-rotating type gear;
the lower disk gear body comprises an inner ring type gear base, a self-rotating type gear fixing pin, a lower disk self-rotating type gear, a torsion connecting shaft butt joint body and a lower disk inner tooth outer shell body meshed with the lower disk self-rotating type gear.
7. The hand tool for labor-saving detachment of the ground anchor as claimed in claim 4, wherein the speed regulation control mechanism comprises a speed regulation shaft, a bearing, a lower gland, a speed regulation shaft gear and a speed regulation shaft lower end hexagonal body;
the upper end of the speed regulating shaft is provided with a hexagonal head used for being connected with a hexagonal hole sleeve of the pull-type stressing lever, the middle part of the speed regulating shaft is provided with a bearing, the bearing is fixed on the lower gland, and the lower end of the speed regulating shaft is provided with a speed regulating shaft gear used for being connected with the upper disc gear body;
the edge of the lower gland is provided with a vertical key bar, the inner wall of the upper end part of the tool shell is provided with longitudinal grooves with different lengths, namely a short groove of the inner wall of the tool shell and a long groove of the inner wall of the tool shell, and the lower gland moves in the longitudinal grooves symmetrically arranged on the inner wall of the upper part of the tool shell through the vertical key bar.
8. The hand tool for labor-saving detachment of the earth anchor according to claim 7, wherein the speed regulation control mechanism further comprises a lower end hexagon of the speed regulation shaft, the lowest end of the speed regulation shaft is provided with the lower end hexagon of the speed regulation shaft, and the center of the lower disk gear body is provided with an inner hexagon bearing stepped hole for abutting against the lower end hexagon of the speed regulation shaft.
9. The hand tool for disassembling the ground anchor in a labor-saving manner as claimed in claim 8, wherein four longitudinal grooves are formed in the inner wall of the upper portion of the outer housing of the hand tool, two longitudinal grooves are short and two longitudinal grooves are long, and the longitudinal grooves in the symmetrical direction have the same length.
10. The hand tool for labor-saving detachment of the earth anchor as claimed in claim 8, wherein when the lower gland is at the bottom dead center of the short groove on the inner wall of the outer housing of the tool through the vertical key bar, the speed-regulating shaft gear at the lower end of the speed-regulating shaft is engaged with the upper disc rotation gear of the upper disc gear body; when the lower gland is at the bottom dead point of the long groove on the inner wall of the outer shell of the tool through the vertical key bar, the hexagonal body at the lower end of the speed regulating shaft is in meshed connection with the inner hexagonal-ridge bearing step hole of the lower gear body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222974502.7U CN218534400U (en) | 2022-11-08 | 2022-11-08 | Hand tool for labor-saving dismounting ground anchor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222974502.7U CN218534400U (en) | 2022-11-08 | 2022-11-08 | Hand tool for labor-saving dismounting ground anchor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218534400U true CN218534400U (en) | 2023-02-28 |
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ID=85261970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222974502.7U Active CN218534400U (en) | 2022-11-08 | 2022-11-08 | Hand tool for labor-saving dismounting ground anchor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218534400U (en) |
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2022
- 2022-11-08 CN CN202222974502.7U patent/CN218534400U/en active Active
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