CN114319982B - Assembled 5G signal tower body structure - Google Patents

Assembled 5G signal tower body structure Download PDF

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Publication number
CN114319982B
CN114319982B CN202111508079.5A CN202111508079A CN114319982B CN 114319982 B CN114319982 B CN 114319982B CN 202111508079 A CN202111508079 A CN 202111508079A CN 114319982 B CN114319982 B CN 114319982B
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tower
tower body
block
chute
clamping block
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CN114319982A (en
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李博恩
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Ningbo Zhengyu Fasteners Co ltd
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Ningbo Zhengyu Fasteners Co ltd
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Abstract

The invention relates to the technical field of 5G signal towers, and discloses an assembled 5G signal tower body structure, which comprises a tower seat, wherein a tower body and a first connecting structure are arranged on the tower seat, the tower seat is connected with the tower body through the first connecting structure, and the tower body is provided with a tower top; the first connecting structure comprises a first chute arranged on the tower base, a first sliding block is arranged on the tower body, the first sliding block is arranged in the first chute in a sliding manner, a second sliding chute is arranged in the first sliding chute, the assembled 5G signal tower body structure is formed by splitting a signal tower into three parts of the tower base, the tower body and the tower top, the first connecting structure and the second connecting structure are arranged on the tower base, the tower body can be fixed on the tower base in a rotating mode, the components are prepared in advance, the components are transported to a construction site for assembly, and standardized design is adopted, so that the on-site construction workload can be reduced, the production efficiency can be improved, and the disassembly and the maintenance can be convenient.

Description

Assembled 5G signal tower body structure
Technical Field
The invention relates to the technical field of 5G signal towers, in particular to an assembled 5G signal tower body structure.
Background
The 5G refers to a fifth generation mobile communication network, the peak theoretical transmission speed of the fifth generation mobile communication network can reach 20Gbps, and the peak theoretical transmission speed is 2.5GB per second, which is more than 10 times faster than the transmission speed of the 4G network, and the fifth generation mobile communication network can show more obvious advantages and more powerful functions in the practical application process. With the advent of 5G technology, the era of sharing 3D movies, games, and ultra high quality (UHD) programs with intelligent terminals is coming. The 5G signal tower is a wireless signal transmitting device for transmitting the 5G signal. The 5G signal tower is used as a communication switching center in a certain radio coverage area to transfer information with the mobile terminal.
The existing 5G signal tower is built in a traditional field operation mode, the workload is large, the construction progress is slow, the production efficiency is low, and the signal tower is not easy to disassemble and maintain after being integrally formed.
Disclosure of Invention
The invention provides an assembled 5G signal tower body structure, which has the beneficial effects that a 5G signal tower is built in an assembly mode to reduce the field operation amount and improve the production efficiency, and the assembly and disassembly are simple, so that the problems that the 5G signal tower is built in a traditional field operation mode, the operation amount is large, the construction progress is slow, the production efficiency is low, and the signal tower is difficult to disassemble and maintain after being integrally formed are solved.
The invention provides the following technical scheme: the tower body structure of the assembled 5G signal tower comprises a tower seat, wherein a tower body and a first connecting structure are arranged on the tower seat, the tower seat is connected with the tower body through the first connecting structure, and the tower body is provided with a tower top;
the first connecting structure comprises a first chute arranged on the tower base, a first sliding block is arranged on the tower body, the first sliding block is arranged in the first chute in a sliding manner, a second chute is arranged in the first chute, and a first clamping block is arranged in the second chute in a sliding manner;
the first sliding block is provided with a first clamping groove matched with the first clamping block, the first clamping block is provided with a first reset spring, and the first clamping block is elastically connected with the second sliding groove through the first reset spring.
As an alternative to the assembled 5G signal tower body structure of the present invention, wherein: the first connecting structure further comprises two first limiting grooves symmetrically arranged in the second sliding groove, two first limiting blocks are symmetrically arranged on the first clamping block, and the two first limiting blocks are respectively and slidably arranged in the two first limiting grooves.
As an alternative to the assembled 5G signal tower body structure of the present invention, wherein: still be provided with second coupling mechanism on the tower seat, just the tower seat passes through second coupling mechanism with the tower body is connected, second coupling mechanism including set up in backup pad on the tower seat, it has the second fixture block to articulate through the hinge activity in the backup pad, be provided with the fixing base on the tower body, set up on the fixing base with the second draw-in groove of second fixture block looks adaptation.
As an alternative to the assembled 5G signal tower body structure of the present invention, wherein: the second connecting mechanism further comprises a third chute arranged in the first chute, a first connecting block is arranged on the first clamping block, the first connecting block is arranged in the third chute in a sliding mode, and the second clamping block is movably hinged to the first connecting block through a hinge shaft.
As an alternative to the assembled 5G signal tower body structure of the present invention, wherein: the tower body is provided with a protective guard in a sliding manner, and the tower seat is provided with a third clamping groove matched with the protective guard.
As an alternative to the assembled 5G signal tower body structure of the present invention, wherein: be provided with third coupling mechanism on the tower body, the rail guard passes through third coupling mechanism with third draw-in groove is connected, third coupling mechanism including set up in the fourth spout in the second draw-in groove, slide in the fourth spout be provided with the second connecting block of second fixture block looks adaptation, just the second connecting block set up in on the rail guard, still be provided with second reset spring on the second connecting block, the second connecting block passes through second reset spring with fourth spout elastic connection.
As an alternative to the assembled 5G signal tower body structure of the present invention, wherein: the first connecting structure, the second connecting mechanism and the third connecting mechanism are all provided with a plurality of connecting structures, and a plurality of the first connecting structure, a plurality of the second connecting mechanism and a plurality of the third connecting mechanism are evenly distributed.
As an alternative to the assembled 5G signal tower body structure of the present invention, wherein: the tower body is provided with a second limiting groove matched with the second limiting block.
The invention has the following beneficial effects:
1. this assembled 5G signal tower body structure adopts and splits the signal tower into tower seat, tower body and three parts in top of the tower to be provided with first connection structure and second coupling mechanism on the tower seat, when the installation, at first a plurality of first sliders are aimed at respectively a plurality of first spouts back and fall down, then rotate the tower body, can make a plurality of first fixture block joint in a plurality of first draw-in grooves, simultaneously, a plurality of second fixture block also can be respectively the joint in a plurality of second draw-in grooves, thereby accomplish the installation with the tower body fixed on the tower seat, through preparing the part in advance, transport the mode construction that carries out the equipment to the job site again, through standardized design, can reduce on-the-spot construction work load, improve production efficiency and convenient to detach maintenance.
2. This assembled 5G signal tower body structure is provided with the rail guard in order to play the effect of protection at the surface slip of tower body to through the third coupling mechanism who sets up, make the tower body when rotating, the second fixture block can promote the second connecting block downwards, and then drive the rail guard to remove the joint downwards and accomplish in the third draw-in groove and fix in order to further strengthen the overall structure intensity of signal tower.
3. This assembled 5G signal tower body structure can be provided with a plurality of towers according to the concrete design of 5G signal tower, adopts and installs with first connection structure, second coupling mechanism and the same structure of third coupling mechanism between a plurality of towers for the height of signal tower can be adjusted freely.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic diagram of the overall explosive structure of the present invention.
Fig. 3 is a schematic view of a first internal structure of the present invention.
Fig. 4 is a partial enlarged view at a in fig. 3.
Fig. 5 is a schematic diagram of a second internal structure of the present invention.
Fig. 6 is a partial enlarged view at B in fig. 5.
Fig. 7 is a schematic view of a partial explosion structure of the present invention.
In the figure: 1. a tower base; 2. a tower body; 3. a tower top; 4. a first connection structure; 401. a first slider; 402. a first chute; 403. a second chute; 404. a first clamping block; 405. a first clamping groove; 406. a first return spring; 407. a first limiting block; 408. a first limit groove; 5. a second connection mechanism; 501. a third chute; 502. a first connection block; 503. a second clamping block; 504. a support plate; 505. a fixing seat; 506. a second clamping groove; 6. a guard rail; 601. a third clamping groove; 7. a third connection mechanism; 701. a fourth chute; 702. a second connection block; 703. a second return spring; 8. a second limiting block; 801. and the second limit groove.
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.
Example 1
Referring to fig. 1-7, an assembled 5G signal tower body structure includes a tower base 1, wherein a tower body 2 and a first connection structure 4 are provided on the tower base 1, the tower base 1 is connected with the tower body 2 through the first connection structure 4, and a tower top 3 is provided on the tower body 2;
the first connecting structure 4 comprises a first chute 402 which is arranged on the tower base 1, a first sliding block 401 is arranged on the tower body 2, the first sliding block 401 is arranged in the first chute 402 in a sliding way, a second chute 403 is arranged in the first chute 402, and a first clamping block 404 is arranged in the second chute 403 in a sliding way;
a first clamping groove 405 matched with the first clamping block 404 is formed in the first sliding block 401, a first reset spring 406 is arranged on the first clamping block 404, and the first clamping block 404 is elastically connected with the second sliding groove 403 through the first reset spring 406.
In this embodiment: compared with a 5G signal tower constructed by traditional field operation, the device is constructed by adopting a mode of splitting the signal tower into three parts, namely a tower seat 1, a tower body 2 and a tower top 3, preparing the parts in advance, transporting the parts to a construction site for assembly, and reducing the field construction workload, improving the production efficiency and facilitating disassembly and maintenance through standardized design, wherein the tower seat 1 is installed on the ground, and the tower body 2 and the tower top 3 are also installed in advance.
In order to realize that the tower body 2 is installed on the tower seat 1, a first connecting structure 4 is arranged on the tower seat 1, the lower end of the tower body 2 is connected with a first sliding block 401, a first sliding groove 402 is formed in the upper end of the tower seat 1, the first sliding block 401 and the first sliding groove 402 are arc-shaped, the length of the first sliding groove 402 is larger than that of the first sliding block 401, one end of a first reset spring 406 is connected to a first clamping block 404, the other end of the first reset spring 406 is connected to the side inner wall of a second sliding groove 403, and when the first reset spring 406 is not subjected to external force, the head of the first clamping block 404 extends into the first sliding groove 402.
During installation, the first slider 401 is aligned to one end, far away from the first clamping block 404, in the first sliding groove 402 and falls down, then the tower body 2 is rotated, so that the first slider 401 moves towards the first clamping block 404, and because the contact surfaces of the first slider 401 and the first clamping block 404 are curved, after the first slider 401 contacts the first clamping block 404, the first clamping block 404 is pushed, so that the first clamping block 404 slides inwards along the second sliding groove 403 and compresses the first return spring 406 until the first clamping block 404 is aligned with the first clamping block 404 when the first slider 401 moves to the front part of the first sliding groove 402, and at the moment, the first clamping block 404 pushes the first clamping block 404 outwards under the resilience force of the first return spring 406 to be clamped into the first clamping block 405, so that the first slider 401 is fixed in the first sliding groove 402, and the tower body 2 is fixed on the tower body 1 to finish installation.
Further, according to the specific design of the 5G signal tower, a plurality of tower bodies 2 may be provided, and the same structure as the first connection structure 4 is adopted between the plurality of tower bodies 2 for installation, so that the height of the signal tower can be freely adjusted.
Example 2
Referring to fig. 1 to 7, the first connecting structure 4 further includes two first limiting grooves 408 symmetrically disposed in the second sliding groove 403, two first limiting blocks 407 are symmetrically disposed on the first clamping block 404, and the two first limiting blocks 407 are respectively slidably disposed in the two first limiting grooves 408.
In this embodiment: in order to make the alignment of the first clamping block 404 more accurate when the first clamping groove 405 is clamped in, the front side and the rear side of the second sliding groove 403 are provided with first limiting grooves 408, and the first clamping block 404 can be limited by sliding the two first limiting blocks 407 connected with the first clamping block 404 left and right in the two first limiting grooves 408 respectively, so that the first clamping block 404 can only do left and right rectilinear motion within the range of the first limiting grooves 408.
Example 3
Referring to fig. 1-7, a second connection mechanism 5 is further disposed on the tower base 1, the tower base 1 is connected with the tower body 2 through the second connection mechanism 5, the second connection mechanism 5 includes a support plate 504 disposed on the tower base 1, a second clamping block 503 is movably hinged on the support plate 504 through a hinge shaft, a fixing seat 505 is disposed on the tower body 2, and a second clamping groove 506 adapted to the second clamping block 503 is disposed on the fixing seat 505.
In this embodiment: for making the tower seat 1 and the tower body 2 fixed more firmly, still be provided with second coupling mechanism 5 on tower seat 1, wherein, backup pad 504 is connected on tower seat 1, and the middle part of second fixture block 503 articulates on backup pad 504 through the hinge activity, through upwards rotating second fixture block 503 round backup pad 504, can make second fixture block 503 joint in second draw-in groove 506 to fix tower seat 1 and tower body 2.
Example 4
Referring to fig. 1-7, the second connecting mechanism 5 further includes a third chute 501 disposed in the first chute 402, the first clamping block 404 is provided with a first connecting block 502, the first connecting block 502 is slidably disposed in the third chute 501, and the second clamping block 503 is movably hinged to the first connecting block 502 through a hinge.
In this embodiment: further, in order to enable the first connecting structure 4 and the second connecting structure 5 to link, when the tower body 2 is rotated to drive the first connecting structure 4, the second connecting structure 5 is also passively triggered, a third chute 501 in an L shape is formed at the lower side of the first chute 402, the third chute 501 penetrates out of the tower seat 1, the lower portion of the first clamping block 404 is connected with a first connecting block 502, the first connecting block 502 moves left and right along with the first clamping block 404, and the tail portion of the second clamping block 503 is movably hinged on the first connecting block 502 through a hinge shaft.
When the first clamping block 404 and the first connecting block 502 move rightward together by rotating the tower body 2, the second clamping block 503 will rotate downward, then the fixing seat 505 rotates to a position aligned with the second clamping block 503, and then continuing to rotate the tower body 2 will move the first connecting block 502 leftward, so that the second clamping block 503 rotates upward to be clamped into the second clamping groove 506.
When the tower body 2 is disassembled, the second clamping block 503 is pulled out from the second clamping groove 506 and rotates downwards, the first clamping block 404 is driven to move rightwards to be pulled out from the first clamping groove 405, and then the tower body 2 is pulled out upwards.
Example 5
Referring to fig. 1-7, a protective guard 6 is slidably disposed on a tower body 2, and a third clamping groove 601 adapted to the protective guard 6 is disposed on a tower base 1.
In this embodiment: in order to protect the surface of the tower body 2, the protective guard 6 is slidably arranged on the surface of the tower body 2, the third clamping groove 601 is formed in the upper end of the tower seat 1, and after the installation of the tower seat 1 and the tower body 2 is completed, the protective guard 6 falls into the third clamping groove 601, so that the protective guard 6 is fixed to play a role in protection.
Referring to fig. 1-7, a third connection mechanism 7 is disposed on the tower body 2, the guard rail 6 is connected with the third clamping groove 601 through the third connection mechanism 7, the third connection mechanism 7 includes a fourth sliding groove 701 disposed in the second clamping groove 506, a second connection block 702 adapted to the second clamping block 503 is slidably disposed in the fourth sliding groove 701, the second connection block 702 is disposed on the guard rail 6, a second return spring 703 is further disposed on the second connection block 702, and the second connection block 702 is elastically connected with the fourth sliding groove 701 through the second return spring 703.
In this embodiment: in order to enable the guard rail 6 and the tower seat 1 to be connected together to strengthen the overall strength of the signal tower, a third connecting mechanism 7 is further arranged on the tower body 2, wherein a fourth chute 701 is formed in the second clamping groove 506 and penetrates out of the fixed seat 505 from front to back, a second connecting block 702 slides up and down along the fourth chute 701, one end of a second reset spring 703 is connected to the second connecting block 702, the other end of the second reset spring 703 is connected to the lower inner wall of the fourth chute 701, and when the second reset spring 703 is not subjected to external force, the second connecting block 702 is located on the upper portion of the fourth chute 701.
When the tower body 2 is rotated to enable the second clamping block 503 to be clamped into the second clamping groove 506, the second clamping block 503 pushes the second connecting block 702 downwards because the contact surface of the second clamping block 503 and the second connecting block 702 is an matched inclined surface, and then drives the guard rail 6 to move downwards to be clamped into the third clamping groove 601 to complete fixation.
When the guard rail is disassembled, the second connection block 702 can be upwards moved under the resilience force of the second reset spring 703 by downwards snapping the second clamping block 503, so as to drive the guard rail 6 to be pulled out from the third clamping groove 601.
Example 7
Referring to fig. 1-7, the first connecting structure 4, the second connecting structure 5 and the third connecting structure 7 are all provided with a plurality of connecting structures, and the plurality of first connecting structures 4, the plurality of second connecting structures 5 and the plurality of third connecting structures 7 are uniformly distributed.
In this embodiment: the first connecting mechanism 4, the second connecting mechanism 5 and the third connecting mechanism 7 are all provided with four and are uniformly arranged in a cross shape, so that the fixing stability among the tower base 1, the tower body 2 and the protective guard 6 can be further enhanced.
Example 8
Referring to fig. 1-7, a second limiting block 8 is disposed on the tower base 1, and a second limiting groove 801 adapted to the second limiting block 8 is disposed on the tower body 2.
In this embodiment: for the tower body 2 when falling to the tower seat 1, conveniently aim at, be provided with second stopper 8 in the upper end of tower seat 1, offered second spacing groove 801 in the lower extreme of tower body 2 to, rotate in second spacing groove 801 through second stopper 8 and can also play spacing effect to tower body 2, make it more stable when rotating.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the scope of the invention.

Claims (3)

1. The utility model provides an assembled 5G signal tower body structure, includes tower seat (1), its characterized in that: the tower base (1) is provided with a tower body (2) and a first connecting structure (4), the tower base (1) is connected with the tower body (2) through the first connecting structure (4), and the tower body (2) is provided with a tower top (3);
the first connecting structure (4) comprises a first chute (402) which is formed in the tower base (1), a first sliding block (401) is arranged on the tower body (2), the first sliding block (401) is arranged in the first chute (402) in a sliding mode, a second chute (403) is formed in the first chute (402), and a first clamping block (404) is arranged in the second chute (403) in a sliding mode;
a first clamping groove (405) matched with the first clamping block (404) is formed in the first sliding block (401), a first reset spring (406) is arranged on the first clamping block (404), and the first clamping block (404) is elastically connected with the second sliding groove (403) through the first reset spring (406);
the first connecting structure (4) further comprises two first limiting grooves (408) symmetrically arranged in the second sliding groove (403), two first limiting blocks (407) are symmetrically arranged on the first clamping block (404), and the two first limiting blocks (407) are respectively and slidably arranged in the two first limiting grooves (408);
the tower body (2) is provided with a first connecting mechanism (5), the tower body (1) is connected with the tower body (2) through the first connecting mechanism (5), the first connecting mechanism (5) comprises a supporting plate (504) arranged on the tower body (1), a first clamping block (503) is movably hinged on the supporting plate (504) through a hinge shaft, the tower body (2) is provided with a fixed seat (505), and a first clamping groove (506) matched with the first clamping block (503) is formed in the fixed seat (505);
the second connecting mechanism (5) further comprises a third chute (501) which is arranged in the first chute (402), a first connecting block (502) is arranged on the first clamping block (404), the first connecting block (502) is arranged in the third chute (501) in a sliding mode, and the second clamping block (503) is movably hinged to the first connecting block (502) through a hinge shaft;
a protective guard (6) is arranged on the tower body (2) in a sliding manner, and a third clamping groove (601) matched with the protective guard (6) is formed in the tower base (1);
the tower body (2) is provided with a third connecting mechanism (7), the protective guard (6) is connected with the third clamping groove (601) through the third connecting mechanism (7), the third connecting mechanism (7) comprises a fourth sliding groove (701) which is arranged in the second clamping groove (506), a second connecting block (702) which is matched with the second clamping block (503) is arranged in the fourth sliding groove (701) in a sliding manner, the second connecting block (702) is arranged on the protective guard (6), a second reset spring (703) is further arranged on the second connecting block (702), and the second connecting block (702) is elastically connected with the fourth sliding groove (701) through the second reset spring (703);
when the tower body (2) is rotated to enable the second clamping block (503) to be clamped into the second clamping groove (506), the contact surface of the second clamping block (503) and the contact surface of the second connecting block (702) are matched inclined surfaces, the second clamping block (503) can push the second connecting block (702) downwards, and then the protective guard (6) is driven to move downwards to be clamped into the third clamping groove (601) to be fixed.
2. The assembled 5G signal tower body structure of claim 1, wherein: the first connecting structure (4), the second connecting mechanism (5) and the third connecting mechanism (7) are all provided with a plurality of, and a plurality of the first connecting structure (4), a plurality of the second connecting mechanism (5) and a plurality of the third connecting mechanism (7) are evenly distributed.
3. The assembled 5G signal tower body structure of claim 2, wherein: the tower body (2) is provided with a second limiting groove (801) which is matched with the second limiting block (8).
CN202111508079.5A 2021-12-10 2021-12-10 Assembled 5G signal tower body structure Active CN114319982B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111508079.5A CN114319982B (en) 2021-12-10 2021-12-10 Assembled 5G signal tower body structure

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Application Number Priority Date Filing Date Title
CN202111508079.5A CN114319982B (en) 2021-12-10 2021-12-10 Assembled 5G signal tower body structure

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CN114319982B true CN114319982B (en) 2023-12-05

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009187846A (en) * 2008-02-07 2009-08-20 Japan Aviation Electronics Industry Ltd Connector device
WO2016192392A1 (en) * 2015-05-29 2016-12-08 王勇 Unit assembly type communication tower
CN207495977U (en) * 2017-11-10 2018-06-15 河北邓氏机械设备制造有限公司 A kind of extrusion screw rod horn mouth formula feeding exhaust outlet
CN110345398A (en) * 2019-07-15 2019-10-18 杭州量大互联科技有限公司 A kind of market LED Christmas lamp and its application method based on Internet of Things
CN210622432U (en) * 2019-06-25 2020-05-26 上海广朴通信科技有限公司 Supporting structure for 5G signal tower construction
CN210622431U (en) * 2019-08-07 2020-05-26 江苏华兴压力容器有限公司 Tower positioning device
CN112283478A (en) * 2020-10-10 2021-01-29 天长市云联管道有限公司 Steel-plastic composite pipe connecting mechanism
CN213296180U (en) * 2020-06-12 2021-05-28 宋明 Easy-to-assemble and disassemble base for railing
CN213509874U (en) * 2020-10-17 2021-06-22 福建江隆水利水电工程有限公司 Connecting device for power transmission line iron tower and iron tower foundation

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009187846A (en) * 2008-02-07 2009-08-20 Japan Aviation Electronics Industry Ltd Connector device
WO2016192392A1 (en) * 2015-05-29 2016-12-08 王勇 Unit assembly type communication tower
CN207495977U (en) * 2017-11-10 2018-06-15 河北邓氏机械设备制造有限公司 A kind of extrusion screw rod horn mouth formula feeding exhaust outlet
CN210622432U (en) * 2019-06-25 2020-05-26 上海广朴通信科技有限公司 Supporting structure for 5G signal tower construction
CN110345398A (en) * 2019-07-15 2019-10-18 杭州量大互联科技有限公司 A kind of market LED Christmas lamp and its application method based on Internet of Things
CN210622431U (en) * 2019-08-07 2020-05-26 江苏华兴压力容器有限公司 Tower positioning device
CN213296180U (en) * 2020-06-12 2021-05-28 宋明 Easy-to-assemble and disassemble base for railing
CN112283478A (en) * 2020-10-10 2021-01-29 天长市云联管道有限公司 Steel-plastic composite pipe connecting mechanism
CN213509874U (en) * 2020-10-17 2021-06-22 福建江隆水利水电工程有限公司 Connecting device for power transmission line iron tower and iron tower foundation

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