CN114575652A

CN114575652A - But dilatation formula shaft tower

Info

Publication number: CN114575652A
Application number: CN202111348407.XA
Authority: CN
Inventors: 陈建明; 张平; 陈江棋; 陈永军; 徐养松
Original assignee: Zhejiang Debao Communication Technologies Co ltd
Current assignee: Zhejiang Debao Communication Technologies Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-06-03
Anticipated expiration: 2041-11-15

Abstract

The invention discloses an expandable tower, which comprises a tower body and an auxiliary assembly, wherein the auxiliary assembly is fixed on the tower body through a hoop, a pressure measurement structure is arranged on the inner side of the hoop and can display the holding pressure of the hoop, so that a proper range can be obtained according to a test when the auxiliary assembly is installed for the first time, the auxiliary assembly can be installed according to a test value during installation, and the auxiliary assembly can be installed according to a pressure value on the hoop installed on the tower body before when an ornament is installed.

Description

But dilatation formula shaft tower

Technical Field

The invention relates to an expandable tower, in particular to an expandable tower capable of displaying installation holding pressure.

Background

With the development of social economy and scientific technology, the demand on towers is increasing, such as signal towers for signal purposes, circuit towers for circuit transportation, decorative towers for decoration and the like, in recent years, with the increasing shortage of usable land and the beautifying demand on scenic spots such as urban and rural areas, a single tower needs to bear two or more functions to meet the demand of people, for example, a new support for a combined tower disclosed in Chinese patent literature, the publication number CN204960455U of the new support comprises a plurality of tower columns, a plurality of operating platforms arranged on each tower column and a lightning rod arranged on the tower top; comprises 2 transverse extension rods arranged on each tower column and a vertical rod arranged on the free end of each extension rod; the cross section of every pylon all is circular, and semicircular connecting piece has all been welded in two extension rod the inner, and two connecting pieces all install easy operation additional through being used for with the semi-circular clamping structure of pylon complex with the pylon connection, and the dilatation is with low costs, provides the characteristics of reliable basis for reducing the communication cost, but it installs the structure additional complicacy, is difficult to avoid causing the destruction because of the higher shaft tower of misoperation to service life when installing additional.

Disclosure of Invention

The invention aims to solve the problem that the existing expandable tower is difficult to mount or easy to damage, and provides an expandable tower which is simple to mount and can display holding pressure during mounting.

The invention is realized by the following technical scheme:

the utility model provides a but dilatation formula shaft tower, includes shaft tower body and accessory subassembly, the accessory subassembly passes through the staple bolt to be fixed on the shaft tower body, the staple bolt inboard is provided with the pressure measurement structure, and the pressure measurement structure can show the pressure of holding tightly of staple bolt, consequently can obtain suitable scope according to the experiment when the accessory subassembly is installed for the first time, can install according to the experimental value during the installation, and install the accessory subassembly additional, if install the embellishment additional, can install according to the pressure value on the staple bolt of installing before on the shaft tower body.

As preferred, the pressure measurement structure includes elastic element and pointer, and the pointer is worn out the staple bolt and can be along staple bolt circumferential movement, and the staple bolt corresponds the position at the pointer and is provided with the scale, produces pressure to elastic element when the staple bolt is embraced tightly and makes its compression deformation, can show this deformation through the pointer, converts into through deformation and embraces pressure tightly, when conveniently looking over, does not need the outside power supply.

Preferably, a measuring groove for installing the elastic element is formed in the inner side of the hoop, and the elastic element can fill the measuring groove in a natural state, so that the elastic element is installed more firmly.

Preferably, the hoop is provided with a photosensitive element and a signal transmission device which can be shielded by the indicating needle, the position of the photosensitive element can be set according to the requirement, for example, the photosensitive element is arranged at the position of a holding force value with a loosening risk, and after the photosensitive element is shielded by the indicating needle, a signal can be transmitted to a manager to give an alarm, so that a worker can be arranged to overhaul.

Preferably, the bottom of the pole tower body is fixedly connected with an anti-toppling device, the anti-toppling device comprises an air pressure box and a fan, a piston plate is arranged in the air pressure box and divides the air pressure box into a non-sealed cabin at the upper part and a sealed cabin at the lower part, a screw rod capable of moving the piston plate up and down is arranged in the center of the piston plate, and the upper part of the screw rod is connected with a steering mechanism for transmitting the torque of the fan. When strong wind blows against the fan, the fan rotates, the steering mechanism transmits steering torque to the screw rod, the screw rod rotates to enable the piston plate to be lifted upwards, air pressure of the sealed cabin is reduced, the piston plate and the whole air pressure box are subjected to downward force, and the torque direction generated by the force on the pole tower body is opposite to the wind pressure torque, so that the effect of preventing the pole tower body from toppling is achieved.

Preferably, the top and/or the bottom of the screw is provided with a rotating bearing for connecting a pneumatic box, and the screw can transmit force to the box body to play a role in fixing the screw.

Preferably, the connection part of the screw and the piston plate and the connection part of the piston plate and the air pressure box are provided with movable sealing pieces to prevent air leakage of the sealed cabin.

Preferably, a manual air pressure valve is arranged below the sealing wind, and the sealing wind can be communicated with external air after being opened, so that the tower is convenient to mount.

Preferably, the top end of the tower body is provided with a lightning rod.

Therefore, the invention has the following beneficial effects:

through set up pressure measurement structure in the staple bolt, show the pressure of holding tightly of staple bolt, consequently can install according to the range value that experimental acquisition was obtained when installing the accessory subassembly for the first time, and when installing the accessory subassembly additional, can install according to the pressure value on the staple bolt of installing before on the shaft tower body, simple to operate is difficult to produce the destruction to the shaft tower body.

Drawings

FIG. 1 is a schematic view of a first embodiment of the present invention with the middle portion omitted;

FIG. 2 is a schematic top view of a hoop according to an embodiment of the present invention;

FIG. 3 is a schematic sectional side view of an anti-toppling device according to an embodiment of the present invention;

FIG. 4 is a schematic top view of an anti-tipping device according to an embodiment of the invention.

In the figure: the pole tower comprises a pole tower body 1, a lightning rod 11, an accessory component 2, an anchor ear 3, a pressure measuring structure 31, an elastic element 311, an indicator needle 312, a photosensitive element 313, an anti-tipping device 4, a pneumatic box 41, a fan 42, a piston plate 43, a screw 44, a rotating bearing 441, a steering mechanism 45, a movable sealing element 46, a non-sealing cabin 47, a sealing cabin 48 and a pneumatic valve 49.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", 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 simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the first embodiment, as shown in fig. 1 to 4, an expandable tower includes a tower body 1 and an accessory assembly 2, a lightning rod 11 is disposed at a top end of the tower body 1, the accessory assembly 2 is fixed on the tower body 1 through an anchor ear 3, a pressure measurement structure 31 is disposed inside the anchor ear 3, the pressure measurement structure 31 includes an elastic element 311 and an indicator pin 312, the indicator pin 312 penetrates out of the anchor ear 3 and can move circumferentially along the anchor ear 3, the anchor ear 3 is provided with scales at a position corresponding to a pointer, a measurement groove for installing the elastic element 311 is disposed inside the anchor ear 3, the elastic element 311 can be filled in the measurement groove in a natural state, so that the elastic element 311 is installed more tightly, and the anchor ear 3 is provided with a photosensitive element 313 and a signal transmission device 314, which can be shielded by the indicator pin 312.

When the auxiliary assembly 2 is installed for the first time, a proper range can be obtained according to a test, and the pressure displayed by the pressure measurement structure 31 can be contrasted according to a test value during installation

Install additional subassembly 2, if when installing the embellishment additional, can install according to the pressure value of the pressure measurement structure 31 on the staple bolt 3 of installing before on shaft tower body 1.

After the installation is finished, the position of the photosensitive element 313 can be set according to the requirement, such as the pressure critical value for preventing looseness, and after the photosensitive element 313 is shielded by the pointer, the signal transmission device 314 can transmit the alarm to a manager through a network, so that the worker can be arranged to overhaul.

In addition, the bottom fixed connection anti-toppling device 4 of shaft tower body 1 of this embodiment, anti-toppling device 4 includes pneumatic box 41 and fan 42, fan 42 is including installing the flabellum on the rotation axis, can be blown by wind, this embodiment sets up four pneumatic boxes 41 and corresponding fan 42, evenly set up around shaft tower body 1, the ring shape is constituteed to four pneumatic boxes 41, be provided with piston plate 43 in the pneumatic box 41 and divide into non-sealed cabin 47 on upper portion and sealed cabin 48 of lower part with pneumatic box 41, piston plate 43 central authorities are provided with the screw rod 44 that can reciprocate piston plate 43, screw rod 44 upper portion is connected with steering mechanism 45 that is used for transmitting fan 42 moment, steering mechanism 45 passes through helical gear structure transmission moment, convert horizontal axial moment into vertical axial moment. The screw 44 is connected to the top and bottom of the air pressure tank 41 through a rotary bearing 441, and transmits a force to the air pressure tank 41, thereby serving to fix the screw 44. The joints of the rods and the piston plate 43 and the joints of the piston plate 43 and the air pressure tank 41 are provided with movable sealing pieces 46 to prevent air leakage of the sealed cabin 48. The pneumatic chamber 41 is provided with a sliding groove corresponding to the piston plate 43 at the connection with the piston plate 43.

When strong wind blows, the fan 42 facing the wind direction rotates forwards, the steering mechanism 45 transmits steering torque to the screw 44, the piston plate 43 and the air pressure box 41 are the same in cross section shape and are not circular, so that the piston plate 43 cannot rotate, the piston plate 43 is lifted upwards under the rotation of the screw 44, the air pressure of the sealed cabin 48 is reduced, the piston plate 43 is subjected to downward force and is transmitted to the whole air pressure box 41 through the screw 44, and therefore the torque direction generated on the tower body 1 is opposite to the wind pressure torque, and the effect of preventing the tower body 1 from toppling is achieved; the fan 42 which is back to the wind direction rotates reversely, the process is opposite to the normal rotation, the piston plate 43 is applied with downward force, the air pressure of the sealed cabin 48 is increased, the piston plate 43 is prevented from descending, upward force is generated on the piston plate 43 and is transmitted to the whole air pressure box 41 through the screw 44, therefore, the direction of the moment generated on the tower body 1 is opposite to the wind pressure moment, and the effect of preventing the tower body 1 from toppling over is also achieved. A manual air pressure valve 49 is arranged below the sealed cabin 48, and can be communicated with external air after being opened, so that the air pressure in the sealed cabin 48 can be adjusted, and the tower can be conveniently installed.

Thus, the present invention has advantages including:

(1) the pressure measurement structure 31 is arranged in the hoop 3, and the holding pressure of the hoop 3 is displayed, so that the auxiliary assembly 2 can be installed according to a range value obtained by a test when being installed for the first time, and the auxiliary assembly 2 can be installed according to a pressure value on the hoop 3 installed on the tower body 1 before when being additionally installed, so that the installation is convenient, the tower body 1 is not easily damaged, and electric power support is not needed;

(2) the position of the photosensitive element 313 can be set according to requirements, such as a pressure critical value for preventing looseness, and when the photosensitive element 313 is shielded by a pointer, a signal can be transmitted to a manager through a network to give an alarm, so that a worker can be arranged to overhaul;

(3) the bottom of the pole tower body 1 is fixedly connected with an anti-toppling device 4, and anti-toppling torque is generated through wind power transmission without external energy supply.

Claims

1. The expandable tower comprises a tower body and auxiliary components, and is characterized in that the auxiliary components are fixed on the tower body through anchor ears, and pressure measurement structures are arranged on the inner sides of the anchor ears.

2. The expandable tower of claim 1, wherein: the pressure measurement structure comprises an elastic element and an indicating needle, the indicating needle penetrates out of the hoop and can move along the circumferential direction of the hoop, and the hoop is provided with scales at the corresponding position of the pointer.

3. The expandable tower of claim 2, wherein: the measuring groove used for installing the elastic element is formed in the inner side of the hoop, and the measuring groove can be filled with the elastic element in a natural state.

4. The expandable tower of claim 3, wherein: the hoop is provided with a photosensitive element and a signal transmission device which can be shielded by the pointer.

5. The expandable tower of claim 1, wherein: the anti-toppling device is fixedly connected to the bottom of the tower body and comprises an air pressure box and a fan, a piston plate capable of moving up and down is arranged in the air pressure box, the piston plate divides the air pressure box into a non-sealed cabin on the upper portion and a sealed cabin on the lower portion, a screw rod capable of moving the piston plate up and down is arranged in the center of the piston plate, and the upper portion of the screw rod is connected with a steering mechanism used for transmitting the torque of the fan.

6. The expandable tower of claim 5, wherein: and the top and/or the bottom of the screw rod is/are provided with a rotating bearing for connecting the air pressure box.

7. The expandable tower of claim 6, wherein: and dynamic sealing parts are arranged at the joint of the screw rod and the piston plate and the joint of the piston plate and the air pressure box.

8. The expandable tower of claim 5, 6 or 7, wherein: and a manual air pressure valve is arranged on the side surface of the sealed cabin.

9. The expandable tower of claim 1, 2, 3, 5, 6, or 7, wherein: and the top end of the tower body is provided with a lightning rod.