CN114538301B - Stable mobile tower crane with assembled tower crane foundation - Google Patents
Stable mobile tower crane with assembled tower crane foundation Download PDFInfo
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- CN114538301B CN114538301B CN202210194473.4A CN202210194473A CN114538301B CN 114538301 B CN114538301 B CN 114538301B CN 202210194473 A CN202210194473 A CN 202210194473A CN 114538301 B CN114538301 B CN 114538301B
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 31
- 230000001681 protective effect Effects 0.000 claims description 21
- 230000002787 reinforcement Effects 0.000 claims description 16
- 230000007704 transition Effects 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000001960 triggered effect Effects 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000009435 building construction Methods 0.000 abstract description 2
- 230000002708 enhancing effect Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 3
- 239000003351 stiffener Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/26—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail
- B66C23/28—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail constructed to operate at successively higher levels
- B66C23/283—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail constructed to operate at successively higher levels with frameworks composed of assembled elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
- B66C15/06—Arrangements or use of warning devices
- B66C15/065—Arrangements or use of warning devices electrical
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
Abstract
The invention discloses a stable mobile tower crane with an assembled tower crane foundation, which relates to the technical field of building construction using equipment, and has the advantages of enhancing the connection strength of the tower crane foundation and the ground when the tower crane is used, and the technical scheme is as follows: the lower end face of the tower crane foundation is provided with a reinforcing column extending out of the lower end face of the trolley, a positioning column is penetrated in the reinforcing column, one end of the positioning column facing the ground is provided with a conical inserted link, the outer wall of the tip of the inserted link is provided with a rotating plate distributed along threads, and the reinforcing column is provided with a driving piece for driving the positioning column to reciprocate up and down in the reinforcing column.
Description
Technical Field
The invention relates to the technical field of building construction using equipment, in particular to a stable movable tower crane with an assembled tower crane foundation.
Background
The tower crane is the most commonly used hoisting equipment on the construction site, and is used for hoisting raw materials for construction such as steel bars, wood ridges, concrete, steel pipes and the like for construction by lengthening one section by one section. The tower crane is an indispensable equipment on the site.
The Chinese patent with the publication number of CN206735676U discloses a tower crane with an assembled tower crane foundation, which comprises a tower crane body, wherein the tower crane body comprises a tower crane foundation, a tower body, a balance arm, a crane arm, a tower top and a lifting hook, a sliding rail is arranged on the crane arm, a trolley is arranged on the sliding rail in a sliding manner, a trolley moving assembly for driving the trolley to move forwards and backwards along the crane arm, a lifting hook lifting assembly for moving the lifting hook upwards and downwards, and a control system for controlling the trolley moving assembly and the lifting hook lifting assembly to work are arranged on the crane arm; the tower crane foundation is assembled and arranged, the first assembling unit and the second assembling unit which are symmetrically arranged are assembled, the first assembling unit and the second assembling unit are connected through the plug connector in a plugging mode, and the trolley is arranged at the bottom of the tower crane foundation.
But the tower machine foundation is equipped with the platform truck in the bottom, and when the tower machine was at work, when not needing to remove this moment, the joint strength of tower machine foundation and ground reduced for the whole stability of tower machine reduces.
Disclosure of Invention
Aiming at the technical defects, the invention aims to provide a stable mobile tower crane with an assembled tower crane foundation, which has the advantage of enhancing the connection strength of the tower crane foundation and the ground when the tower crane is used.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention provides a stable movable tower crane with an assembled tower crane foundation, which comprises a tower crane foundation and a tower body arranged at the upper end of the tower crane foundation, wherein a trolley is arranged at the lower end of the tower crane foundation, a reinforcing column extending out of the lower end surface of the trolley is arranged at the lower end surface of the tower crane foundation, a positioning column penetrates through the reinforcing column, a conical inserted link is arranged at one end of the positioning column, which faces the ground, a rotating plate distributed along threads is arranged on the outer wall of the tip end of the inserted link, and a driving piece for driving the positioning column to move up and down in the reinforcing column is arranged on the reinforcing column.
Through adopting above-mentioned technical scheme, when the tower machine removes the place that does not need to remove, the round trip movement about driving piece drive reference column in the spliced pole and the board screw in ground of reference column below when driving reference column downwardly moving, and then strengthened the joint strength of tower machine basis and ground, stability when being convenient for the tower machine use.
Preferably, the locating column is internally provided with driving holes distributed along the length direction of the locating column, the driving piece comprises a locating plate arranged on the outer wall of the reinforcing column, one end of the locating plate is rotationally connected with a driving rod which horizontally enters the reinforcing column and enters the driving hole in a lump, one end of the driving rod is provided with a U-shaped fixing plate, two opposite sides of the fixing plate are respectively provided with guide rods which are parallel to each other, the inner wall of the driving hole is provided with a guide column positioned between the two guide rods, the guide column slides between the two guide rods, one end of the guide column penetrates out of the locating column and the inner wall of the reinforcing column is provided with a return groove for the guide column to penetrate out of the end of the guide column, and the peripheral side wall of the locating column is provided with a placing groove for the driving rod and the guide rod to slide.
Preferably, the locating plate is provided with a motor for driving the driving rod to rotate, two long edges of the return groove are distributed along the length direction of the locating column, the return groove is provided with a first pressure sensor for controlling the motor to work on the bottom of one short edge close to the ground, and the first pressure sensor is located at a position far away from the long edge of the return groove where the guide column is located when the locating column moves downwards.
Preferably, the tower crane foundation comprises a connecting column coaxial with the reinforcing column, the tower body is positioned at one end of the connecting column, which is away from the reinforcing column, and a connecting piece detachably connected with the lower end of the tower body is arranged at the upper end of the connecting column.
Preferably, the connecting piece is including setting up the transition board at the body of the tower lower terminal surface and setting up the connecting cylinder at the transition board lower terminal surface, the spliced pole up end is equipped with the ejector pin, the ejector pin just with the coaxial setting of connecting cylinder ejector pin circumference distribution has a plurality of conflict boards, the conflict board passes through the power piece with the ejector pin to be connected, each conflict board of power piece drive is contradicted at the connecting cylinder inner wall.
Preferably, the power piece includes that one end articulates the first pendulum rod that sets up in the ejector pin lower extreme, the quantity of first pendulum rod is unanimous with the quantity of conflict board, each the conflict board all is equipped with the even board of perpendicular to conflict board face towards one side of ejector pin, even the board distributes along conflict board length direction, just the one end that the ejector pin was kept away from to first pendulum rod is equipped with the slider that slides and be connected with even board upper end, the one end and the slider of first pendulum rod are articulated, first pendulum rod middle part articulates there is the second pendulum rod, the one end and the lower extreme of even board of second pendulum rod are articulated, the ejector pin upper end rotates and is connected with the threaded rod that one end extended out the transition board up end, threaded rod outer wall threaded connection has the removal ring, and each the one end and the removal ring outer wall that link was kept away from to the second pendulum rod are articulated.
Preferably, each of the abutting plates is provided with a positioning rod extending out of the outer wall of the connecting cylinder, each positioning rod extends along the upper end face of the connecting column, one end of each positioning rod extends out of the outer wall of the connecting column, and one end of each positioning rod extending out of the outer wall of the connecting column is provided with a reinforcing piece connected with the ground.
Preferably, the reinforcement includes the setting up and extends the spliced pole outer wall and extend the stiffener of platform truck lateral wall one end at the locating lever, the stiffener lower extreme is equipped with hemispherical protection casing, just one side of protection casing full circle is contradicted with ground, and the opposite side is connected with the stiffener.
Preferably, one end of the reinforcing rod is in threaded connection with the inner wall of the upper end of the protective cover, the lower end of the protective cover is provided with a second pressure sensor for measuring the contact pressure between the protective cover and the ground, the upper end of the connecting column is provided with an alarm, an adjusting module for controlling the alarm to work is arranged on the alarm, the second pressure sensor collects the contact pressure between the protective cover and the ground to be a pressure value D, the collected pressure value D is transmitted to the adjusting module, the adjusting module is used for generating a control signal according to the pressure value D, and the alarm is used for controlling the sound volume of the alarm according to the control signal;
when the preset pressure value is the connecting column level, the contact pressure between the protective cover and the ground is realized;
the control signal comprises a first signal and a second signal, when the pressure value D is larger than a preset pressure value, the adjusting module on the alarm generates the first signal according to the pressure value D, and when the pressure value D acquired by the second pressure sensor is larger than the pressure value D when the first signal is triggered after an interval of N seconds, the adjusting module on the alarm generates the second signal according to the pressure value D;
the alarm responds to the first signal, and emits sound volume V1, and responds to the second signal, and emits sound volume V2, wherein the sound volume V1 is smaller than the sound volume V2.
Preferably, the upper end face of the connecting column is provided with a plurality of U-shaped clamping rings which enable the positioning rods to be in contact with the upper end face of the connecting column, and two ends of each clamping ring are connected with the upper end face of the connecting column through bolts.
The invention has the beneficial effects that: when the tower crane moves to a place where the tower crane does not need to move, the driving piece drives the positioning column to move back and forth in the reinforced column, and when the positioning column is driven to move downwards, the inserted link and the rotating plate below the positioning column are screwed into the ground, so that the connection strength between the tower crane foundation and the ground is enhanced, and the stability of the tower crane during use is facilitated.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of the present embodiment;
fig. 2 is a schematic structural view of the reinforcing column according to the present embodiment;
fig. 3 is a schematic structural view of the fixing plate according to the present embodiment;
fig. 4 is a schematic structural view of the present embodiment for embodying the first pressure sensor;
fig. 5 is a schematic structural diagram of the present embodiment for embodying the interference board.
Reference numerals illustrate:
in the figure: 1. a tower body; 11. a trolley; 12. a reinforcing column; 121. positioning columns; 122. a rod; 123. a rotating plate; 13. a drive hole; 131. a positioning plate; 132. a driving rod; 133. a fixing plate; 134. a guide rod; 135. a guide post; 136. a return groove; 137. a placement groove; 138. a motor; 139. a first pressure sensor; 14. a connecting column; 141. a transition plate; 142. a connecting cylinder; 143. a push rod; 144. a contact plate; 145. a first swing rod; 146. a connecting plate; 147. the second swing rod; 148. a threaded rod; 149. a moving ring; 15. a positioning rod; 151. a reinforcing rod; 152. a protective cover; 153. an alarm.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
A stable movable tower crane with a spliced tower crane foundation is disclosed in fig. 1 and 2, and comprises a tower crane foundation and a tower body 1 arranged at the upper end of the tower crane foundation, wherein the structure on the tower body 1 is not repeated in the prior art, a trolley 11 is arranged at the lower end of the tower crane foundation, the trolley 11 is convenient for the tower crane to move to a required position, a reinforcing column 12 extending out of the lower end surface of the trolley 11 is arranged on the lower end surface of the tower crane foundation, a positioning column 121 is arranged in the reinforcing column 12 in a penetrating manner, a conical inserted rod 122 is arranged at one end of the positioning column 121 facing the ground, a rotating plate 123 distributed along threads is arranged on the outer wall of the tip end of the inserted rod 122, and a driving piece for driving the positioning column 121 to reciprocate up and down in the reinforcing column 12 is arranged on the reinforcing column 12.
As shown in fig. 1 and 2, when the tower crane moves to a place where the movement is not required, the driving member drives the positioning column 121 to reciprocate up and down in the reinforced column 12, and when the positioning column 121 is driven to move down, the inserting rod 122 and the rotating plate 123 below the positioning column 121 are screwed into the ground, so that the connection strength between the tower crane foundation and the ground is enhanced, and the stability of the tower crane in use is facilitated.
As shown in fig. 2 and 3, the positioning column 121 is internally provided with driving holes 13 distributed along the length direction of the positioning column 121, the driving holes 13 are located at one side far away from the inserting rod 122, the driving piece comprises a positioning plate 131 arranged on the outer wall of the reinforcing column 12, a driving rod 132 with one end horizontally entering the reinforcing column 12 and also entering the driving hole 13 is rotationally connected to the positioning plate 131, one end of the driving rod 132 is provided with a U-shaped fixing plate 133, two opposite sides of the fixing plate 133 are respectively provided with a guide rod 134 parallel to each other, the inner wall of the driving hole 13 is provided with a guide column 135 located between the two guide rods 134, the guide column 135 slides between the two guide rods 134, one end of the guide column 135 penetrates out of the positioning column 121 and the inner wall of the reinforcing column 12 is provided with a return groove 136 for the guide column 135 to slide out of one end, the long edge of the return groove 136 is distributed along the length direction of the reinforcing column 12, and the short edge of the reinforcing column 12 is circumferentially provided with a placing groove 137 for the driving rod 132 and the guide rod 134 to rotate on the peripheral side wall of the positioning column 121.
As shown in fig. 2 and 3, the driving rod 132 is rotated at this time, so that the driving rod 132 drives the two guide rods 134 to rotate, so that the guide post 135 between the two guide rods 134 also moves along with the rotation of the guide rods 134, at this time, the guide rods 134 are convenient to drive the guide post 135 to move along the return groove 136 while rotating, when the guide post 135 moves along two long sides of the return groove 136, the guide post 135 is convenient to drive the positioning post 121 to reciprocate up and down in the reinforced post 12, the inserting rod 122 is convenient to insert into the ground and keep away from the ground, and when the guide post 135 moves along the short side of the return groove 136, the positioning post 121 rotates in the reinforced post 12, so that the inserting rod 122 rotates after being inserted into the ground, the spiral rotating plate 123 is convenient to rotate, and the connection strength between the inserting rod 122 and the ground is further increased.
As shown in fig. 2, 3 and 4, a motor 138 for driving the driving rod 132 to rotate is arranged on the positioning plate 131, two long edges of the back-shaped groove 136 are distributed along the length direction of the positioning column 121, a first pressure sensor 139 for controlling the motor 138 to work is arranged on the groove bottom of one short edge of the back-shaped groove 136, which is close to the ground, the first pressure sensor 139 is located at a position far away from the long edge of the back-shaped groove 136 where the guide column 135 is located when the positioning column 121 moves downwards, at the moment, the inserting rod 122 is stably inserted into the ground, the guide column 135 triggers the first pressure sensor 139 so that the first pressure sensor 139 can control the motor 138 to stop working, and the connection of the positioning column 121 and the ground is facilitated. The lower end of the reinforcement post 12 is also located near the ground.
Referring to fig. 5, the tower crane foundation includes a connection column 14 coaxial with the reinforcement column 12, the outer diameter of the connection column 14 is larger than that of the reinforcement column 12, the trolley 11 is disposed at the lower end of the connection column 14, the tower body 1 is disposed at one end of the connection column 14 facing away from the reinforcement column 12, and a connection piece detachably connected with the lower end of the tower body 1 is disposed at the upper end of the connection column 14. The setting of connecting piece is convenient for dismantle body of tower 1 and tower machine basis this moment, and then is convenient for change or maintenance body of tower 1.
As shown in fig. 5, the connecting piece includes a transition plate 141 disposed on a lower end surface of the tower body 1 and a connecting cylinder 142 disposed on a lower end surface of the transition plate 141, an ejector rod 143 is disposed on an upper end surface of the connecting column 14, the ejector rod 143 and the connecting cylinder 142 are coaxially disposed, a plurality of interference plates 144 are circumferentially distributed on the ejector rod 143, the interference plates 144 are connected with the ejector rod 143 through a power member, and the power member drives each interference plate 144 to abut against an inner wall of the connecting cylinder 142.
Referring to fig. 5, the abutting plates 144 abut against the inner walls of the connecting cylinders 142 to fix the tower body 1 on the foundation of the tower crane, and only the power member is needed to drive the abutting plates 144 to separate from the inner walls of the connecting cylinders 142 when the tower crane is detached, and the connecting cylinders 142 are only placed on the upper end surfaces of the connecting columns 14 to facilitate the separation of the tower body 1 from the foundation of the tower crane.
As shown in fig. 5, the power component includes a first swing rod 145 with one end hinged to the lower end of the ejector rod 143, the number of the first swing rods 145 is consistent with the number of the abutting plates 144, each abutting plate 144 is provided with a connecting plate 146 perpendicular to the plate surface of the abutting plate 144 on one side of the ejector rod 143, the connecting plates 146 are distributed along the length direction of the abutting plates 144, one end of the first swing rod 145 away from the ejector rod 143 is provided with a sliding block in sliding connection with the upper end of the connecting plate 146, one end of the first swing rod 145 is hinged to the sliding block, the middle part of the first swing rod 145 is hinged to a second swing rod 147, one end of the second swing rod 147 is hinged to the lower end of the connecting plate 146, one end of the upper end of the ejector rod 143 is rotatably connected with a threaded rod 148 with one end extending out of the upper end surface of the transition plate 141, the threaded rod 148 is in threaded connection with a moving ring 149, and one end of each second swing rod 147 away from the connecting plate 146 is hinged to the outer wall of the moving ring 149. At this time, the user rotates the threaded rod 148 to pass through one end of the upper end of the transition plate 141, so that the threaded rod 148 drives the moving ring 149 to move up and down, and further, the moving ring 149 drives each second swing rod 147 to rotate around the hinge point with the moving ring 149, so that the second swing rod 147 drives the first swing rod 145 to swing, and further drives the abutting plate 144 to move in a direction away from or close to the ejector rod 143, so that the abutting plate 144 abuts against the inner wall of the connecting cylinder 142.
As shown in fig. 1 and 5, each of the abutting plates 144 is provided with a positioning rod 15 extending out of the outer wall of the connecting cylinder 142, the positioning rod 15 is arranged to guide the movement of the abutting plate 144, each positioning rod 15 extends along the upper end face of the connecting column 14, one end of each positioning rod extends out of the outer wall of the connecting column 14, and one end of each positioning rod 15 extending out of the outer wall of the connecting column 14 is provided with a reinforcing member connected with the ground. When the tower crane is in use, the interference plate 144 is in interference with the connecting cylinder 142, and when the tower crane does not need to move any more, the upper end face of the connecting column 14 is provided with a plurality of U-shaped clamping rings which enable the positioning rod 15 to be in interference with the upper end face of the connecting column 14, the two ends of each clamping ring are connected with the upper end face of the connecting column 14 through bolts, and at the moment, the positioning rod 15 is convenient to fix due to the arrangement of the clamping rings, so that the stability of the structure is improved.
As shown in fig. 1 and 5, the arrangement of the reinforcing member reduces the probability of accident occurrence of dumping of the tower crane and improves the overall stability of the tower crane.
As shown in fig. 1 and 5, the reinforcement member includes a reinforcement rod 151 disposed on the positioning rod 15 extending out of the outer wall of the connecting column 14 and extending out of one end of the side wall of the trolley 11, a hemispherical shield 152 is disposed at the lower end of the reinforcement rod 151, and one side of the full circle of the shield 152 abuts against the ground, and the other side is connected with the reinforcement rod 151. The hemispherical shield 152 forms a support for the periphery of the tower crane foundation, which is convenient for the use of the tower crane.
As shown in fig. 1 and 5, one end of the reinforcing rod 151 is in threaded connection with the inner wall of the upper end of the protective cover 152, the lower end of the protective cover 152 is provided with a second pressure sensor for measuring the contact pressure between the protective cover 152 and the ground, at this time, the protective cover 152 is convenient to rotate to adjust the distance between the protective cover 152 and the ground, so that each protective cover 152 is in contact with the ground, the upper end of the connecting column 14 is provided with an alarm 153, the alarm 153 is provided with an adjusting module for controlling the alarm 153 to work, the second pressure sensor collects the contact pressure between the protective cover 152 and the ground as a pressure value D, the collected pressure value D is transmitted to the adjusting module, the adjusting module is used for generating a control signal according to the pressure value D, and the alarm 153 is used for controlling the sound quantity of the alarm 153 according to the control signal;
when the preset pressure value is the level of the connecting column 14, the contact pressure between the protective cover 152 and the ground is the preset pressure value;
the control signal comprises a first signal and a second signal, when the pressure value D is larger than a preset pressure value, the adjusting module on the alarm 153 generates the first signal according to the pressure value D, and when the pressure value D acquired by the second pressure sensor is larger than the pressure value D when the first signal is triggered after an interval of N seconds, the adjusting module on the alarm 153 generates the second signal according to the pressure value D;
the alarm 153 is responsive to the first signal for emitting an amount of sound V1, and the alarm 153 is responsive to the second signal for emitting an amount of sound V2, the amount of sound V1 < the amount of sound V2.
When the tower body 1 drives the tower crane foundation to incline through the arrangement of the scheme, the contact pressure between the protective cover 152 and the ground is increased, and if the pressure is always increased, the alarm 153 sounds more and more, so that a user is reminded of adjusting the tower body 1 or doing other protective measures or evacuating to a safety zone.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (9)
1. The utility model provides a stable mobile tower machine that has assembled tower machine foundation, includes tower machine foundation and sets up body of a tower (1) at tower machine foundation upper end, tower machine foundation lower extreme is equipped with platform truck (11), its characterized in that, tower machine foundation lower terminal surface is equipped with extends spliced pole (12) of platform truck (11) lower terminal surface, wear to be equipped with reference column (121) in spliced pole (12), reference column (121) are equipped with conical inserted bar (122) in the one end towards ground, inserted bar (122) pointed end outer wall is equipped with rotatory board (123) along screw thread distribution, be equipped with the driving piece that drives reference column (121) round trip to move about in spliced pole (12) on spliced pole (12);
the utility model provides a drive hole (13) that distributes along reference column (121) length direction has been seted up in reference column (121), the driving piece is including setting up locating plate (131) at the outer wall of spliced pole (12), rotate on locating plate (131) and be connected with one end level and get into drive pole (132) in spliced pole (12) and get into drive hole (13) in the lump, drive pole (132) one end is equipped with fixed plate (133) of U-shaped, fixed plate (133) both sides are all equipped with guide bar (134) that are parallel to each other, drive hole (13) inner wall is equipped with guide post (135) that are located between two guide bar (134), guide post (135) slide between two guide bar (134), reference column (121) just set up on spliced pole (12) inner wall and supply guide post (135) to wear out return groove (136) that one end slided, set up on the peripheral lateral wall of reference column (121) and supply guide bar (132) and guide bar (134) pivoted standing groove (137).
2. A stabilized mobile tower crane with a spliced tower crane foundation according to claim 1, characterized in that the positioning plate (131) is provided with a motor (138) for driving the driving rod (132) to rotate, two long edges of the return groove (136) are distributed along the length direction of the positioning column (121), the return groove (136) is provided with a first pressure sensor (139) for controlling the motor (138) to work on the bottom of the groove close to one short edge of the ground, and the first pressure sensor (139) is located at a position far away from the long edge of the return groove (136) where the guide column (135) is located when the positioning column (121) moves downwards.
3. A mobile tower crane with a modular tower crane foundation according to claim 1, characterised in that the tower crane foundation comprises a connection column (14) coaxial with the reinforcement column (12), the tower body (1) being located at the end of the connection column (14) facing away from the reinforcement column (12), the upper end of the connection column (14) being provided with a connection piece detachably connected to the lower end of the tower body (1).
4. A stabilized mobile tower crane with a spliced tower crane foundation according to claim 3, characterized in that the connecting piece comprises a transition plate (141) arranged on the lower end surface of the tower body (1) and a connecting cylinder (142) arranged on the lower end surface of the transition plate (141), the upper end surface of the connecting column (14) is provided with a push rod (143), the push rod (143) and the connecting cylinder (142) are coaxially arranged, a plurality of interference plates (144) are circumferentially distributed on the push rod (143), the interference plates (144) are connected with the push rod (143) through power pieces, and the power pieces drive the interference plates (144) to be abutted against the inner wall of the connecting cylinder (142).
5. The stabilized mobile tower crane with a spliced tower crane foundation according to claim 4, wherein the power piece comprises first swing rods (145) with one ends hinged to the lower ends of the ejector rods (143), the number of the first swing rods (145) is consistent with that of the abutting plates (144), each abutting plate (144) is provided with a connecting plate (146) perpendicular to the surface of the abutting plate (144) on one side towards the ejector rod (143), the connecting plates (146) are distributed along the length direction of the abutting plates (144), one ends of the first swing rods (145) far away from the ejector rods (143) are provided with sliding blocks connected with the upper ends of the connecting plates (146), one ends of the first swing rods (145) are hinged to the sliding blocks, the middle parts of the first swing rods (145) are hinged to the second swing rods (147), one ends of the second swing rods (147) are hinged to the lower ends of the connecting plates (146), one ends of the upper ends of the ejector rods (143) are rotatably connected with threaded rods (148) with one ends extending out of the upper end faces of the transition plates (141), one end of each threaded rod (148) is connected with one end of the corresponding threaded rod (149), and the other end of each threaded rod (149) is far away from the threaded ring (149).
6. A stabilized mobile tower crane with a foundation for a spliced tower crane according to claim 5, wherein each of said abutting plates (144) is provided with a positioning rod (15) extending out of the outer wall of the connecting cylinder (142), each of said positioning rods (15) extends along the upper end surface of the connecting column (14) and one end extends out of the outer wall of the connecting column (14), and each of said positioning rods (15) is provided with a reinforcement member connected to the ground at one end extending out of the outer wall of the connecting column (14).
7. The stabilized mobile tower crane with the assembled tower crane foundation according to claim 6, wherein the reinforcement comprises a reinforcement rod (151) arranged on the outer wall of the positioning rod (15) extending out of the connecting column (14) and extending out of one end of the side wall of the trolley (11), a hemispherical protection cover (152) is arranged at the lower end of the reinforcement rod (151), one side edge of the whole circle of the protection cover (152) is abutted against the ground, and the other side of the whole circle of the protection cover is connected with the reinforcement rod (151).
8. The stable mobile tower crane with the assembled tower crane foundation according to claim 7, wherein one end of the reinforcing rod (151) is in threaded connection with the inner wall of the upper end of the protective cover (152), a second pressure sensor for measuring the contact pressure between the protective cover (152) and the ground is arranged at the lower end of the protective cover (152), an alarm (153) is arranged at the upper end of the connecting column (14), an adjusting module for controlling the alarm (153) to work is arranged on the alarm (153), the second pressure sensor collects the contact pressure between the protective cover (152) and the ground as a pressure value D, the collected pressure value D is transmitted to the adjusting module, the adjusting module is used for generating a control signal according to the pressure value D, and the alarm (153) is used for controlling the sound quantity of the alarm (153) according to the control signal;
when the preset pressure value is the level of the connecting column (14), the contact pressure between the protective cover (152) and the ground is realized;
the control signal comprises a first signal and a second signal, when the pressure value D is larger than a preset pressure value, the first signal is generated by an adjusting module on the alarm (153) according to the pressure value D, and when the pressure value D acquired by the second pressure sensor is larger than the pressure value D when the first signal is triggered after an interval of N seconds, the second signal is generated by the adjusting module on the alarm (153) according to the pressure value D;
the alarm (153) responds to the first signal and emits sound volume V1, and the alarm (153) responds to the second signal and emits sound volume V2, wherein the sound volume V1 is smaller than the sound volume V2.
9. The stable mobile tower crane with the assembled tower crane foundation according to claim 6, wherein the upper end face of the connecting column (14) is provided with a plurality of U-shaped clamping rings which enable the positioning rods (15) to be abutted against the upper end face of the connecting column (14), and two ends of each clamping ring are connected with the upper end face of the connecting column (14) through bolts.
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| SU906914A1 (en) * | 1980-06-27 | 1982-02-23 | Орловский Филиал Всесоюзного Заочного Машиностроительного Института | Rotation support apparatus for cargo hoisting machine |
| EP2481853A1 (en) * | 2011-01-27 | 2012-08-01 | Liebherr-Werk Biberach GmbH | Foundation anchor for work machine |
| CN112482417A (en) * | 2020-11-27 | 2021-03-12 | 温州茧麦环保科技有限公司 | Pile foundation structure for soft soil foundation based on lift-off type |
| CN214828552U (en) * | 2021-07-12 | 2021-11-23 | 苏州庞源建筑机械科技有限公司 | Stable mobile tower crane with assembled tower crane foundation |
| CN215160508U (en) * | 2021-06-18 | 2021-12-14 | 山东中诚机械租赁有限公司 | Super-large tower crane lower support |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU906914A1 (en) * | 1980-06-27 | 1982-02-23 | Орловский Филиал Всесоюзного Заочного Машиностроительного Института | Rotation support apparatus for cargo hoisting machine |
| EP2481853A1 (en) * | 2011-01-27 | 2012-08-01 | Liebherr-Werk Biberach GmbH | Foundation anchor for work machine |
| CN112482417A (en) * | 2020-11-27 | 2021-03-12 | 温州茧麦环保科技有限公司 | Pile foundation structure for soft soil foundation based on lift-off type |
| CN215160508U (en) * | 2021-06-18 | 2021-12-14 | 山东中诚机械租赁有限公司 | Super-large tower crane lower support |
| CN214828552U (en) * | 2021-07-12 | 2021-11-23 | 苏州庞源建筑机械科技有限公司 | Stable mobile tower crane with assembled tower crane foundation |
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| CN114538301A (en) | 2022-05-27 |
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