CN109854064B

CN109854064B - Communication iron tower

Info

Publication number: CN109854064B
Application number: CN201910272849.7A
Authority: CN
Inventors: 陆利强
Original assignee: Jiangsu Mingyuan Poles And Towers Co ltd
Current assignee: Jiangsu Mingyuan Poles And Towers Co ltd
Priority date: 2019-04-04
Filing date: 2019-04-04
Publication date: 2021-06-22
Anticipated expiration: 2039-04-04
Also published as: CN109854064A

Abstract

The invention discloses a communication iron tower which comprises a bottom base section, a middle relay section and a top communication section, wherein the middle relay section is positioned on the right side of the bottom base section, the top communication section is positioned on the right side of the middle relay section, mechanisms with the same functions and similar structures are arranged in the middle relay section and the bottom base section, the mechanism in the bottom base section is taken as an example for detailed description, and a lifting groove is arranged in the bottom base section; this equipment is more reasonable and ingenious on overall structure, it is all very convenient to install, maintain and overhaul, and this communication tower can promote middle part subsection and top communication section to the high position automatically behind the solid bottom base section, and mutual fixed connection, the three-section all can be installed and processed in ground or mill, avoid staff's high altitude construction, improve staff's operational environment, reduce crane hoist and mount activity duration, improve the iron tower and build efficiency, therefore this equipment has higher use and spreading value.

Description

Communication iron tower

Technical Field

The invention relates to the field of communication construction, in particular to a communication iron tower.

Background

With the development of society, communication is continuously in an important position of the development of society, and in order to ensure the normal operation of a wireless communication system, a communication antenna is generally arranged at the highest point to increase the service radius so as to achieve an ideal communication effect, so that the communication antenna needs a communication iron tower to increase the height, and the communication iron tower plays an important role in a communication network system.

At present, communication iron towers are built by using a crane for hoisting and a manual fixing mode, the work of the process is complicated, the labor intensity is high, the building process time of the communication iron towers is long, the efficiency is low, in addition, the installation process needs the high-altitude operation of workers, the working environment is poor, and the personal safety of the workers has hidden dangers.

Therefore, it is necessary to further improve the construction method of the communication tower in the prior art, so as to improve the construction efficiency of the communication tower.

Disclosure of Invention

The invention aims to provide a communication iron tower, which can overcome the defects in the prior art and improve the building efficiency of the communication iron tower.

The communication iron tower comprises a bottom base section, a middle section and a top communication section, wherein the middle section is positioned on the right side of the bottom base section, the top communication section is positioned on the right side of the middle section, mechanisms which have the same functions and similar structures are arranged in the middle section and the bottom base section, a lifting groove is arranged in the bottom base section, a lifting mechanism is arranged in the lifting groove, the lifting mechanism comprises a lifting carriage and a lifting screw rod, the lifting screw rod is rotatably arranged in the lifting groove, the lifting carriage is vertically and slidably arranged in the lifting groove, a lifting thread is fixedly arranged in the lifting carriage, the lifting thread is matched with the lifting screw rod, the middle section is slidably arranged on the top end wall of the lifting carriage, the communication iron tower is provided with a fixing mechanism, and the fixing mechanism comprises a fixing screw and a fixing screw hole, the fixing screw with the cooperation is broken away from to fixed screw, be provided with screw storage chamber in the lifting groove top end wall, fixing screw rotate set up in the screw storage chamber, fixing mechanism with be provided with a power device drive between the hoist mechanism fixing mechanism work, wherein, actuating mechanism includes driving motor and drive shaft, be provided with comprehensive power chamber in the lifting groove bottom end wall, the drive shaft rotate set up in synthesize the power intracavity, drive shaft left side end with fixed set up in synthesize the power chamber left side end driving motor power is connected, be provided with the drive mechanism drive between actuating mechanism and the hoist mechanism promote the planker upwards sliding.

Specifically, the tail end of the top of the lifting screw rod in the comprehensive power cavity is fixedly provided with a lifting input bevel gear, the end wall of the outer side of the driving shaft in the comprehensive power cavity is fixedly provided with a lifting output bevel gear, the lifting output bevel gear is meshed with the lifting input bevel gear, a torque sliding groove is formed in the lifting screw rod, a torque clamping block slides left and right in the torque sliding groove, a torque reset spring is elastically arranged between the end wall of the right side of the torque clamping block and the end wall of the right side of the torque sliding groove, and therefore when the lifting device is lifted to the highest position, the integrity of the lifting mechanism is protected.

Preferably, a sliding power cavity is arranged in the lifting carriage, a sliding power spline sleeve shaft capable of sliding up and down is rotationally arranged in the sliding power cavity, a sleeve shaft reset spring is elastically arranged between the bottom end wall of the sliding power spline sleeve shaft and the bottom end wall of the sliding power cavity, a sliding output bevel gear is fixedly arranged on the outer side end wall of the sliding power spline sleeve shaft, a power spline shaft extending up and down is rotationally arranged between the lifting groove and the comprehensive power cavity, the sliding power spline sleeve shaft is slidably arranged on the outer side end wall of the power spline shaft, the sliding power spline sleeve shaft is in spline fit with the power spline shaft, a spline driven bevel gear is fixedly arranged at the bottom end of the power spline shaft in the comprehensive power cavity, a spline driving bevel gear is fixedly arranged at the right end of the driving shaft in the comprehensive power cavity, the spline driving bevel gear is engaged with the spline driven bevel gear, a translational sliding groove is arranged in the right side end wall of the sliding power cavity, a translation sliding block is arranged in the translation sliding groove in a left-right sliding manner and is matched with the middle subsection, a translation screw rod extending left and right is rotatably arranged between the translation sliding groove and the sliding power cavity, the translation sliding block is arranged on the end wall of the outer side of the translation screw rod in a left-right sliding manner, translation threads are fixedly arranged on the translation sliding block, the translation screw thread is matched with the translation screw rod, a translation input bevel gear is fixedly arranged at the tail end of the left side of the translation screw rod in the sliding power cavity, the translation input bevel gear is disengaged from the sliding output bevel gear, so that when the middle subsection is lifted to the topmost end, sliding the middle subsection to the bottom base section top end wall and into engagement with the bottom base section.

Preferably, a fixed power cavity is arranged in the end wall at the top of the screw storage cavity, a fixed rotating sleeve shaft extending up and down is rotatably arranged between the screw storage cavity and the fixed power cavity, a fixed propelling thread is fixedly arranged in the fixed rotating sleeve shaft and is matched with the fixed screw, a fixed driven gear is fixedly arranged at the tail end of the top of the fixed rotating sleeve shaft in the fixed power cavity, a fixed inner hexagon wrench is fixedly arranged at the tail end of the bottom of the fixed rotating sleeve shaft in the screw storage cavity, a fixed inner hexagon is arranged in the screw storage cavity, the end wall at the top of the fixed inner hexagon is fixedly connected with the tail end of the bottom of the fixed screw, the fixed inner hexagon wrench is disengaged from the fixed inner hexagon, and a fixed power extending cavity is arranged in the end wall at the bottom of the fixed power cavity, a fixed upper extending shaft extending up and down is rotatably arranged between the fixed power extending cavity and the fixed power cavity, a fixed driving gear is fixedly arranged at the tail end of the top of the fixed upper extending shaft in the fixed power cavity, the fixed driving gear is meshed with the fixed driven gear, a fixed input bevel gear is fixedly arranged at the tail end of the bottom of the fixed upper extending shaft in the fixed power extending cavity, a fixed belt cavity is arranged in the end wall of the bottom of the fixed power extending cavity, a fixed lower extending shaft extending up and down is rotatably arranged between the fixed belt cavity and the fixed power extending cavity, a fixed output bevel gear is fixedly arranged at the tail end of the bottom of the fixed lower extending shaft in the fixed power extending cavity, the fixed output bevel gear is disengaged from the fixed input bevel gear, and a fixed driven belt wheel is fixedly arranged at the tail end of the bottom of the fixed lower extending shaft in the fixed belt cavity, the fixed belt intracavity the end is fixed and is provided with fixed driving pulley in power integral key shaft top, fixed driving pulley with the transmission is provided with fixed power belt between the fixed driven pulley, is favorable to carrying out fixed connection with the complex both ends communication tower, guarantees the factor of safety of communication tower.

Specifically, a fixed control cavity is arranged in the right end wall of the fixed power extension cavity, a connecting slide block is arranged between the fixed power extension cavity and the fixed control cavity in a left-right sliding manner, a fixed connection bevel gear is rotatably arranged in the fixed power extension cavity, the fixed connection bevel gear is rotatably arranged on the left end wall of the connecting slide block, the fixed connection bevel gear is disengaged from the fixed input bevel gear and the fixed output bevel gear, a control power rack is fixedly arranged on the bottom end wall of the middle relay section, a control limit groove is arranged in the top end wall of the fixed power extension cavity, a control limit slide block is arranged in the control limit groove in a left-right sliding manner, the bottom end wall of the control limit slide block is fixedly connected with the top end wall of the connecting slide block, and a limit reset spring is elastically arranged between the left end wall of the control limit slide block and the, a control power shaft extending forwards and backwards is rotatably arranged in the fixed control cavity, a control power gear is fixedly arranged at the tail end of the rear side of the control power shaft, the control power gear is disengaged from the control power rack, a control power belt wheel is fixedly arranged at the tail end of the front side of the control power shaft, a control transmission shaft extending forwards and backwards is rotatably arranged in the fixed control cavity, the control transmission shaft is positioned below the control power shaft, a front control transmission belt wheel is fixedly arranged at the tail end of the front side of the control transmission shaft, a longitudinal transmission belt is arranged between the front control transmission belt wheel and the control power belt wheel in a transmission manner, a rear control transmission belt wheel is fixedly arranged at the tail end of the rear side of the control transmission shaft, a control output shaft extending forwards and backwards is rotatably arranged in the fixed control cavity, and the control output shaft is, the rear end of the rear side of the control output shaft is fixedly provided with a control output belt wheel, a transverse transmission belt is arranged between the control output belt wheel and the rear control transmission belt wheel in a transmission mode, the front end of the control output shaft is fixedly provided with a cam, the cam is separated from the connecting slide block in a matched mode, the accuracy of the fixing process of the fixing mechanism is guaranteed, and the influence of the fixing piece on the sliding process is avoided.

The invention has the beneficial effects that: this equipment is more reasonable and ingenious on overall structure, it is all very convenient to install, maintain and overhaul, and this communication tower can promote middle part subsection and top communication section to the high position automatically behind the solid bottom base section, and mutual fixed connection, the three-section all can be installed and processed in ground or mill, avoid staff's high altitude construction, improve staff's operational environment, reduce crane hoist and mount activity duration, improve the iron tower and build efficiency, therefore this equipment has higher use and spreading value.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of a communication tower according to the present invention;

FIG. 2 is a schematic view of the structure A-A of FIG. 1;

fig. 3 is a schematic diagram of the structure B in fig. 1.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate orientations or positional relationships based on those shown in fig. 1, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be considered as limiting the present invention.

As shown in fig. 1-3, the communication iron tower of the present invention includes a bottom base section 111, a middle section 134 and a top communication section 147, wherein the middle section 134 is located on the right side of the bottom base section 111, the top communication section 147 is located on the right side of the middle section 134, the middle section 134 and the bottom base section 111 are provided with mechanisms having the same function and similar structure, a lifting groove 170 is provided in the bottom base section 111, a lifting mechanism is provided in the lifting groove 170, the lifting mechanism includes a lifting carriage 157 and a lifting screw 167, the lifting screw 167 is rotatably provided in the lifting groove 170, the lifting carriage 157 is vertically slidably provided in the lifting groove 170, a lifting screw 168 is fixedly provided in the lifting carriage 157, the lifting screw 168 is engaged with the lifting screw 167, the middle section 134 is slidably provided on the top end wall of the lifting carriage 157, the communication iron tower is provided with a fixing mechanism, the fixing mechanism comprises a fixing screw 117 and a fixing screw hole 171, the fixing screw 117 is disengaged from the fixing screw hole 171, a screw storage chamber 118 is provided in the top end wall of the lifting groove 170, the fixing screw 117 is rotatably arranged in the screw storage cavity 118, a power device is arranged between the fixing mechanism and the lifting mechanism to drive the fixing mechanism to work, wherein the driving mechanism comprises a driving motor 148 and a driving shaft 149, a comprehensive power cavity 150 is arranged in the end wall of the bottom of the lifting groove 170, the driving shaft 149 is rotatably arranged in the comprehensive power cavity 150, the left end of the driving shaft 149 is in power connection with the driving motor 148 fixedly arranged at the left end of the comprehensive power cavity 150, a transmission mechanism is arranged between the driving mechanism and the lifting mechanism to drive the lifting planker 157 to slide upwards.

Next, a specific implementation manner for implementing the lifting of the lifting planker 157 will be described in detail, wherein a lifting input bevel gear 151 is fixedly disposed at the top end of the lifting screw 167 in the comprehensive power cavity 150, a lifting output bevel gear 152 is fixedly disposed on the outer side end wall of the driving shaft 149 in the comprehensive power cavity 150, the lifting output bevel gear 152 is engaged with the lifting input bevel gear 151, a torque sliding slot 180 is disposed in the lifting screw 167, a torque clamping block 182 is disposed in the torque sliding slot 180 in a left-right sliding manner, and a torque return spring 181 is elastically disposed between the right side end wall of the torque clamping block 182 and the right side end wall of the torque sliding slot 180, so as to protect the integrity of the lifting mechanism when the lifting device is lifted to the highest position.

Advantageously, referring to fig. 1, the sliding mechanism of the present application is described in detail, wherein a sliding power cavity 169 is provided in the lifting carriage 157, a sliding power spline sleeve shaft 164 capable of sliding up and down is rotatably provided in the sliding power cavity 169, a sleeve shaft return spring 154 is elastically provided between a bottom end wall of the sliding power spline sleeve shaft 164 and a bottom end wall of the sliding power cavity 169, a sliding output bevel gear 163 is fixedly provided on an outer end wall of the sliding power spline sleeve shaft 164, a power spline shaft 166 capable of extending up and down is rotatably provided between the lifting groove 170 and the comprehensive power cavity 150, the sliding power spline sleeve shaft 164 is slidably provided on an outer end wall of the power spline shaft 166, the sliding power spline sleeve shaft 164 is in spline fit with the power spline shaft 166, a spline driven bevel gear 155 is fixedly provided at a bottom end of the power spline shaft 166 in the comprehensive power cavity 150, a spline drive bevel gear 153 is fixedly arranged at the right end of the drive shaft 149 in the comprehensive power cavity 150, the spline drive bevel gear 153 is engaged with the spline driven bevel gear 155, a translation sliding groove 160 is arranged in the right end wall of the sliding power cavity 169, a translation sliding block 159 is arranged in the translation sliding groove 160 in a left-right sliding manner, the translation sliding block 159 is matched with the middle secondary section 134, a translation screw 156 extending left and right is rotatably arranged between the translation sliding groove 160 and the sliding power cavity 169, the translation sliding block 159 is arranged on the outer end wall of the translation screw 156 in a left-right sliding manner, a translation thread 158 is fixedly arranged on the translation sliding block 159, the translation thread 158 is matched with the translation screw 156, and a translation input bevel gear 162 is fixedly arranged at the left end of the translation screw 156 in the sliding power cavity 169, the translating input bevel gear 162 disengages from the sliding output bevel gear 163 to facilitate sliding the middle section 134 to the top end wall of the bottom base section 111 and into engagement with the bottom base section 111 when the middle section 134 is lifted to its topmost end.

Advantageously, the fixing mechanism of the present application is described in detail with reference to fig. 1-2, wherein a fixed power cavity 112 is disposed in a top end wall of the screw storage cavity 118, a fixed rotating sleeve 114 extending up and down is rotatably disposed between the screw storage cavity 118 and the fixed power cavity 112, a fixed propelling thread 115 is fixedly disposed in the fixed rotating sleeve 114, the fixed propelling thread 115 is engaged with the fixed screw 117, a fixed driven gear 113 is fixedly disposed at a top end of the fixed rotating sleeve 114 in the fixed power cavity 112, a fixed allen key 116 is fixedly disposed at a bottom end of the fixed rotating sleeve 114 in the screw storage cavity 118, a fixed allen key 119 is disposed in the screw storage cavity 118, a top end wall of the fixed allen key 119 is fixedly connected with a bottom end of the fixed screw 117, the fixed inner hexagon wrench 116 is disengaged from the fixed inner hexagon 119, a fixed power extension cavity 121 is arranged in the end wall of the bottom of the fixed power cavity 112, an upper fixed extension shaft 123 extending up and down is rotatably arranged between the fixed power extension cavity 121 and the fixed power cavity 112, a fixed driving gear 122 is fixedly arranged at the tail end of the top of the upper fixed extension shaft 123 in the fixed power cavity 112, the fixed driving gear 122 is engaged with the fixed driven gear 113, a fixed input bevel gear 120 is fixedly arranged at the tail end of the bottom of the upper fixed extension shaft 123 in the fixed power extension cavity 121, a fixed belt cavity 139 is arranged in the end wall of the bottom of the fixed power extension cavity 121, an upper fixed extension shaft 136 extending up and down is rotatably arranged between the fixed belt cavity 139 and the fixed power extension cavity 121, and a fixed output bevel gear is fixedly arranged at the tail end of the bottom of the lower fixed extension shaft 136 in the fixed power extension cavity 121 Wheel 135, fixed output bevel gear 135 with fixed input bevel gear 120 breaks away from the cooperation, in fixed belt chamber 139 the fixed driven pulleys 137 that are provided with in extension axle 136 bottom end down, in fixed belt chamber 139 the fixed driving pulley 142 that is provided with in power spline shaft 166 top end, fixed driving pulley 142 with the transmission is provided with fixed power belt 138 between the fixed driven pulleys 137, is favorable to carrying out fixed connection with the complex both ends communication tower, guarantees the factor of safety of communication tower.

Next, referring to fig. 1, a fixed control cavity 141 is provided in a right end wall of the fixed power extension cavity 121, a connection slider 127 is provided between the fixed power extension cavity 121 and the fixed control cavity 141 in a left-right sliding manner, a fixed connection bevel gear 173 is rotatably provided in the fixed power extension cavity 121, the fixed connection bevel gear 173 is rotatably provided on a left end wall of the connection slider 127, the fixed connection bevel gear 173 is disengaged from the fixed input bevel gear 120 and the fixed output bevel gear 135, a control power rack 161 is fixedly provided on a bottom end wall of the middle relay 134, a control limit groove 125 is provided in a top end wall of the fixed power extension cavity 121, a control limit slider 126 is provided in the control limit groove 125 in a left-right sliding manner, a bottom end wall of the control limit slider 126 is fixedly connected to a top end wall of the connection slider 127, a limiting reset spring 124 is elastically arranged between the left end wall of the control limiting slide block 126 and the left end wall of the control limiting groove 125, a control power shaft 133 which extends forwards and backwards is rotatably arranged in the fixed control cavity 141, a control power gear 131 is fixedly arranged at the rear end of the control power shaft 133, the control power gear 131 is separated from the control power rack 161, a control power pulley 132 is fixedly arranged at the front end of the control power shaft 133, a control transmission shaft 145 which extends forwards and backwards is rotatably arranged in the fixed control cavity 141, the control transmission shaft 145 is positioned below the control power shaft 133, a front control transmission pulley 144 is fixedly arranged at the front end of the control transmission shaft 145, a longitudinal transmission belt 146 is arranged between the front control transmission pulley 144 and the control power pulley 132 in a transmission manner, and a rear control transmission pulley 143 is fixedly arranged at the rear end of the control transmission shaft 145, a control output shaft 129 extending forwards and backwards is rotatably arranged in the fixed control cavity 141, the control output shaft 129 is located on the left side of the control transmission shaft 145, a control output belt wheel 130 is fixedly arranged at the tail end of the rear side of the control output shaft 129, a transverse transmission belt 140 is arranged between the control output belt wheel 130 and the rear control transmission belt wheel 143 in a transmission mode, a cam 128 is fixedly arranged at the tail end of the front side of the control output shaft 129, the cam 128 is disengaged from the connecting sliding block 127, the accuracy of the fixing process of the fixing mechanism is guaranteed, and the influence of the fixing member on the sliding process is avoided.

In the following, the applicant will refer to fig. 1-3 and the above-described concrete composition of a communication tower of the present application to describe in detail the use steps of the construction of the communication tower: firstly, in the initial state, the lifting carriage 157 is maximally positioned at the bottom of the lifting groove 170, the translational slide block 159 is maximally positioned at the right side of the translational slide groove 160, the sliding output bevel gear 163 is disengaged from the translational input bevel gear 162, the fixed connection bevel gear 173 is disengaged from the fixed input bevel gear 120 and the fixed output bevel gear 135, and the fixed socket head 119 is maximally positioned at the bottom of the screw storage cavity 118;

when the device is used, an operator vertically fixes the bottom base section 111 to the ground, the driving motor 148 starts to work, the driving motor 148 drives the driving shaft 149 to rotate, the driving shaft 149 drives the lifting output bevel gear 152 to rotate, the lifting output bevel gear 152 drives the lifting input bevel gear 151 to rotate, the lifting input bevel gear 151 drives the lifting screw 167 to rotate, at the same time, the driving shaft 149 drives the spline driving bevel gear 153 to rotate, the spline driving bevel gear 153 drives the spline driven bevel gear 155 to rotate, the spline driven bevel gear 155 drives the power spline shaft 166 to rotate, the power spline shaft 166 drives the sliding power spline sleeve shaft 164 to rotate, the sliding power spline sleeve shaft 164 drives the sliding output bevel gear 163 to rotate, and the lifting screw 167 drives the lifting planker 157 to slide upwards, the lifting planker 157 drives the middle section 134 to slide upwards, when the lifting planker 157 slides to the top of the lifting groove 170, the sliding power spline sleeve shaft 164 slides downwards, the sliding power spline sleeve shaft 164 drives the sliding output bevel gear 163 to slide downwards, the sliding output bevel gear 163 is engaged with the translation input bevel gear 162, meanwhile, the torque fixture block 182 is disengaged from the lifting input bevel gear 151, the lifting screw 167 stops rotating, the sliding output bevel gear 163 drives the translation input bevel gear 162 to rotate, the translation input bevel gear 162 drives the translation screw 156 to rotate, the translation screw 156 drives the translation sliding block 159 to slide to the left, the translation sliding block 159 drives the middle section 134 to slide to the left, and the control power rack 161 and the control power gear 131 rotate, the control power gear 131 drives the control power shaft 133 to rotate, the control power shaft 133 drives the control power pulley 132 to rotate, the control power pulley 132 drives the front control transmission pulley 144 to rotate, the front control transmission pulley 144 drives the control transmission shaft 145 to rotate, the control transmission shaft 145 drives the rear control transmission pulley 143 to rotate, the rear control transmission pulley 143 drives the control output pulley 130 to rotate, the control output pulley 130 drives the cam 128 to rotate, when the middle secondary section 134 completely slides to the top of the bottom base section 111, the bottom end wall of the middle secondary section 134 is matched with the top end wall of the bottom base section 111, the fixing screw hole 171 is located at the top of the fixing screw 117, the cam 128 is matched with the connecting slide block 127, and the cam 128 drives the connecting slide block 127 to slide to the left, the connecting slider 127 drives the fixed connecting bevel gear 173 to slide to the left, the fixed connecting bevel gear 173 is engaged with the fixed input bevel gear 120 and the fixed output bevel gear 135, the power spline shaft 166 drives the fixed driving pulley 142 to rotate, the fixed driving pulley 142 drives the fixed driven pulley 137 to rotate, the fixed driven pulley 137 drives the fixed lower extension shaft 136 to rotate, the fixed lower extension shaft 136 drives the fixed output bevel gear 135 to rotate, the fixed output bevel gear 135 drives the fixed connecting bevel gear 173 to rotate, the fixed connecting bevel gear 173 drives the fixed input bevel gear 120 to rotate, the fixed input bevel gear 120 drives the fixed upper extension shaft 123 to rotate, the fixed upper extension shaft 123 drives the fixed driving gear 122 to rotate, and the fixed driving gear 122 drives the fixed driven gear 113 to rotate, the fixed driven gear 113 drives the fixed rotating sleeve shaft 114 to rotate, the fixed rotating sleeve shaft 114 drives the fixed screw 117 to slide upwards, the fixed screw 117 is matched with the fixed screw hole 171, the fixed inner hexagon wrench 116 is matched with the fixed inner hexagon 119, the fixed inner hexagon wrench 116 limits the fixed inner hexagon 119 to continue sliding upwards, meanwhile, the fixed inner hexagon wrench 116 drives the fixed inner hexagon 119 to rotate, the fixed inner hexagon 119 drives the fixed screw 117 to rotate, the fixed screw 117 is tightly matched with the fixed screw hole 171, meanwhile, the bottom base section 111 is tightly connected with the middle relay section 134, and because similar structures exist in the middle relay section 134 and the top communication section 147, the top end wall of the top communication section 147 is tightly matched with the bottom end wall of the middle relay section 134, at this time, the driving motor 148 stops working, and the communication tower is built.

From the above detailed analysis it can be seen that: because the communication iron tower is built in a three-section type connection mode, the three sections of iron towers can be processed and connected on the ground or in a factory, and the iron towers are lifted to a high position by the aid of the lifting mechanisms to be fixedly connected, so that the building efficiency of the iron towers is improved.

Therefore, the method is more reasonable and ingenious in overall structure, and very convenient to install, maintain and overhaul, the middle secondary section and the top communication section can be automatically lifted to the high positions after the bottom base section is fixed on the communication iron tower, the communication iron tower is fixedly connected with the middle secondary section and the top communication section, the three sections can be installed and processed on the ground or in a factory, high-altitude operation of workers is avoided, the working environment of the workers is improved, the hoisting operation time of a crane is shortened, the building efficiency of the iron tower is improved, and therefore the equipment has high use and popularization values.

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a communication tower, includes bottom base segment, middle part subsection and top communication segment, its characterized in that: the middle section is positioned on the right side of the bottom base section, the top communication section is positioned on the right side of the middle section, the middle section and the bottom base section are internally provided with mechanisms with the same function and similar structures, the bottom base section is internally provided with a lifting groove, the lifting groove is internally provided with a lifting mechanism, the lifting mechanism comprises a lifting carriage and a lifting screw rod, the lifting screw rod is rotatably arranged in the lifting groove, the lifting carriage is vertically and slidably arranged in the lifting groove, the lifting carriage is fixedly provided with a lifting thread, the lifting thread is matched with the lifting screw rod, the middle section is slidably arranged on the end wall at the top of the lifting carriage, the communication iron tower is provided with a fixing mechanism, the fixing mechanism comprises a fixing screw and a fixing screw hole, and the fixing screw is separated from the fixing screw hole, a screw storage cavity is formed in the end wall of the top of the lifting groove, the fixing screw is rotatably arranged in the screw storage cavity, a power device is arranged between the fixing mechanism and the lifting mechanism to drive the fixing mechanism to work, the driving mechanism comprises a driving motor and a driving shaft, a comprehensive power cavity is formed in the end wall of the bottom of the lifting groove, the driving shaft is rotatably arranged in the comprehensive power cavity, the tail end of the left side of the driving shaft is in power connection with the driving motor fixedly arranged at the tail end of the left side of the comprehensive power cavity, and a transmission mechanism is arranged between the driving mechanism and the lifting mechanism to drive the lifting carriage to slide upwards;

a lifting input bevel gear is fixedly arranged at the tail end of the top of the lifting screw rod in the comprehensive power cavity, a lifting output bevel gear is fixedly arranged on the end wall of the outer side of the driving shaft in the comprehensive power cavity, the lifting output bevel gear is meshed with the lifting input bevel gear, a torque sliding groove is formed in the lifting screw rod, a torque clamping block is arranged in the torque sliding groove in a left-right sliding mode, and a torque reset spring is elastically arranged between the end wall of the right side of the torque clamping block and the end wall of the right side of the torque sliding groove, so that the integrity of a lifting mechanism is protected when the lifting device is lifted to;

a sliding power cavity is arranged in the lifting dragging plate, a sliding power spline sleeve shaft capable of sliding up and down is rotationally arranged in the sliding power cavity, a sleeve shaft reset spring is elastically arranged between the bottom end wall of the sliding power spline sleeve shaft and the bottom end wall of the sliding power cavity, a sliding output bevel gear is fixedly arranged on the outer side end wall of the sliding power spline sleeve shaft, a power spline shaft extending up and down is rotationally arranged between the lifting groove and the comprehensive power cavity, the sliding power spline sleeve shaft is slidably arranged on the outer side end wall of the power spline shaft, the sliding power spline sleeve shaft is matched with the power spline shaft through a spline, a spline driven bevel gear is fixedly arranged at the bottom end of the power spline shaft in the comprehensive power cavity, a spline driving bevel gear is fixedly arranged at the right end of the driving shaft in the comprehensive power cavity, the spline driving bevel gear is engaged with the spline driven bevel gear, a translational sliding groove is arranged in the right side end wall of the sliding power cavity, a translation sliding block is arranged in the translation sliding groove in a left-right sliding manner and is matched with the middle subsection, a translation screw rod extending left and right is rotatably arranged between the translation sliding groove and the sliding power cavity, the translation sliding block is arranged on the end wall of the outer side of the translation screw rod in a left-right sliding manner, translation threads are fixedly arranged on the translation sliding block, the translation screw thread is matched with the translation screw rod, a translation input bevel gear is fixedly arranged at the tail end of the left side of the translation screw rod in the sliding power cavity, the translation input bevel gear is disengaged from the sliding output bevel gear, so that when the middle subsection is lifted to the topmost end, sliding the middle subsection to the bottom base section top end wall and into engagement with the bottom base section;

a fixed power cavity is arranged in the end wall at the top of the screw storage cavity, a fixed rotating sleeve shaft extending up and down is rotatably arranged between the screw storage cavity and the fixed power cavity, a fixed propelling thread is fixedly arranged in the fixed rotating sleeve shaft and matched with the fixed screw, a fixed driven gear is fixedly arranged at the tail end of the top of the fixed rotating sleeve shaft in the fixed power cavity, a fixed inner hexagon wrench is fixedly arranged at the tail end of the bottom of the fixed rotating sleeve shaft in the screw storage cavity, a fixed inner hexagon is arranged in the screw storage cavity, the end wall at the top of the fixed inner hexagon is fixedly connected with the tail end of the bottom of the fixed screw, the fixed inner hexagon wrench is disengaged from the fixed inner hexagon, and a fixed power extending cavity is arranged in the end wall at the bottom of the fixed power cavity, a fixed upper extending shaft extending up and down is rotatably arranged between the fixed power extending cavity and the fixed power cavity, a fixed driving gear is fixedly arranged at the tail end of the top of the fixed upper extending shaft in the fixed power cavity, the fixed driving gear is meshed with the fixed driven gear, a fixed input bevel gear is fixedly arranged at the tail end of the bottom of the fixed upper extending shaft in the fixed power extending cavity, a fixed belt cavity is arranged in the end wall of the bottom of the fixed power extending cavity, a fixed lower extending shaft extending up and down is rotatably arranged between the fixed belt cavity and the fixed power extending cavity, a fixed output bevel gear is fixedly arranged at the tail end of the bottom of the fixed lower extending shaft in the fixed power extending cavity, the fixed output bevel gear is disengaged from the fixed input bevel gear, and a fixed driven belt wheel is fixedly arranged at the tail end of the bottom of the fixed lower extending shaft in the fixed belt cavity, a fixed driving belt wheel is fixedly arranged at the tail end of the top of the power spline shaft in the fixed belt cavity, and a fixed power belt is arranged between the fixed driving belt wheel and the fixed driven belt wheel in a transmission manner, so that the communication towers at two matched ends can be fixedly connected, and the safety coefficient of the communication towers is ensured;

a fixed control cavity is arranged in the right end wall of the fixed power extension cavity, a connecting slide block is arranged between the fixed power extension cavity and the fixed control cavity in a left-right sliding manner, a fixed connection bevel gear is rotatably arranged in the fixed power extension cavity, the fixed connection bevel gear is rotatably arranged on the left end wall of the connecting slide block, the fixed connection bevel gear is disengaged from the fixed input bevel gear and the fixed output bevel gear, a control power rack is fixedly arranged on the bottom end wall of the middle relay section, a control limit groove is arranged in the top end wall of the fixed power extension cavity, a control limit slide block is arranged in the control limit groove in a left-right sliding manner, the bottom end wall of the control limit slide block is fixedly connected with the top end wall of the connecting slide block, and a limit reset spring is elastically arranged between the left end wall of the control limit slide block and, a control power shaft extending forwards and backwards is rotatably arranged in the fixed control cavity, a control power gear is fixedly arranged at the tail end of the rear side of the control power shaft, the control power gear is disengaged from the control power rack, a control power belt wheel is fixedly arranged at the tail end of the front side of the control power shaft, a control transmission shaft extending forwards and backwards is rotatably arranged in the fixed control cavity, the control transmission shaft is positioned below the control power shaft, a front control transmission belt wheel is fixedly arranged at the tail end of the front side of the control transmission shaft, a longitudinal transmission belt is arranged between the front control transmission belt wheel and the control power belt wheel in a transmission manner, a rear control transmission belt wheel is fixedly arranged at the tail end of the rear side of the control transmission shaft, a control output shaft extending forwards and backwards is rotatably arranged in the fixed control cavity, and the control output shaft is, the rear end of the rear side of the control output shaft is fixedly provided with a control output belt wheel, a transverse transmission belt is arranged between the control output belt wheel and the rear control transmission belt wheel in a transmission mode, the front end of the control output shaft is fixedly provided with a cam, the cam is separated from the connecting slide block in a matched mode, the accuracy of the fixing process of the fixing mechanism is guaranteed, and the influence of the fixing piece on the sliding process is avoided.