Communication manhole splicing combination structure

Abstract

The utility model discloses a communication manhole splicing combination structure, and relates to the technical field of communication manholes, in particular to the communication manhole splicing combination structure which comprises a first box plate, a second box plate and a manhole cover. According to the communication manhole splicing and combining structure, through the arrangement of the positioning blocks, the adjusting box, a second triangular plate, a round rod, a threaded rod, an adjusting disc, a driving bevel gear, a driven bevel gear, a threaded ring block, a T-shaped sliding block, a limiting block, a matching block, a reset spring and a strip-shaped baffle, the communication manhole splicing and combining structure has the effect that box plates are convenient to assemble and install; the positioning effect is achieved through the positioning blocks, the reinforcing effect is achieved through the first triangular plates, the effect of limiting the positioning blocks is achieved through the limiting blocks, assembly and installation between the box plates are facilitated, the position of the adjusting disc is conveniently limited through the limiting check blocks, the stability of position limiting is improved, and the purpose of improving practicability is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of communication manholes, and specifically relates to a splicing and combining structure of communication manholes. Background Technique

[0002] FTTH, that is, Fiber To The Home, is a transmission method of optical fiber communication. Specifically, FTTH means that the optical network unit (ONU) is installed at the residence or enterprise user. It is the optical access network application type closest to the user among the optical access series except FTTD (Fiber To The Desk). The significant technical feature of FTTH is not only to provide greater bandwidth, but also to enhance the transparency of the network to data formats, rates, wavelengths, and protocols, relax the requirements for environmental conditions and power supply, etc., and simplify maintenance and installation. In the development of FTTH, the manholes and handholes used in different countries and regions are different, and a variety of different auxiliary tools need to be used in combination to connect the manholes and handholes together, which is time-consuming and laborious, and the overall work efficiency is relatively low.

[0003] In the existing splicing and combining structure of communication manholes, the splicing between the box plates is relatively troublesome, and the splicing and installation between the manhole cover and the box plate are also relatively troublesome, which is time-consuming and laborious, and the overall work efficiency is relatively low. Now, a splicing and combining structure of communication manholes is invented to solve the above problems. Content of the Utility Model

[0004] (I) Technical Problems to be Solved

[0005] Aiming at the deficiencies of the prior art, the utility model provides a splicing and combining structure of communication manholes, which solves the problems put forward in the above background technique.

[0006] (II) Technical Solutions

[0007] To achieve the above objectives, the utility model is realized through the following technical solutions: A splicing and combined structure of a communication manhole, including a first box board, a second box board and a manhole cover. On one side of the first box board, a first triangular plate and a positioning block are respectively installed. On one side of the second box board, an adjustment box and a second triangular plate are respectively installed. Inside the adjustment box, a round rod and a threaded rod are respectively rotationally connected through bearings. One end of the round rod is installed with an adjustment disc, the other end of the round rod is installed with a driving bevel gear, the end of the threaded rod is installed with a driven bevel gear, the outer surface of the threaded rod is drivingly connected with a threaded ring block, a T-shaped slider is installed behind the threaded ring block, a limiting block is installed on the top of the threaded ring block. On the front of the adjustment box, a matching block and a return spring are respectively installed. One side of the matching block is rotationally connected with a strip-shaped baffle through a shaft rod. On the top of the manhole cover, a cavity block is installed. Inside the cavity block, a positioning chute is opened with the left-right direction as the depth direction and the front-back direction as the length direction. A tension spring is installed inside the positioning chute. One end of the tension spring is installed with a positioning slider, one end of the positioning slider is installed with a clamping block, one end of the clamping block is installed with a pulling plate, and a rectangular block is installed on the top of the second triangular plate.

[0008] Optionally, the first box board is respectively in contact with the adjustment box and the second box board. On one side of the adjustment box close to the first box board, a positioning groove is opened with the front-back direction as the depth direction, and the end of the positioning block is inserted into the inside of the positioning groove.

[0009] Optionally, a T-shaped chute is opened inside the adjustment box with the front-back direction as the depth direction and the up-down direction as the length direction. The end of the T-shaped slider is located inside the T-shaped chute, and the T-shaped slider can slide along the length direction of the T-shaped chute.

[0010] Optionally, the end of the return spring away from the adjustment box is fixedly connected with the strip-shaped baffle. A strip-shaped groove is opened on the outer surface of the adjustment disc, and the end of the strip-shaped baffle is located inside the strip-shaped groove.

[0011] Optionally, a limiting groove is opened at the bottom of the positioning block with the up-down direction as the depth direction, and the end of the limiting block away from the threaded ring block is inserted into the inside of the limiting groove.

[0012] Optionally, the driving bevel gear is meshed with the driven bevel gear through teeth. The first triangular plate is in contact with the second box board. The tops of the first box board and the second box board are both in contact with the bottom of the manhole cover. The length of the first box board is greater than the length of the second box board.

[0013] Optionally, rectangular grooves are opened at the bottoms of the cavity block and the manhole cover with the up-down direction as the depth direction, and the end of the rectangular block is inserted into the inside of the rectangular groove.

[0014] Optionally, a clamping groove is opened inside the rectangular block with the front-back direction as the depth direction, the end of the clamping block is inserted into the inside of the clamping groove, the end of the positioning slider is located inside the positioning chute, and the positioning slider can slide along the length direction of the positioning chute.

[0015] The utility model provides a splicing and combined structure for a communication manhole, which has the following beneficial effects:

[0016] 1. For the splicing and combined structure of the communication manhole, through the settings of positioning blocks, adjustment boxes, second triangular plates, round rods, threaded rods, adjustment disks, driving bevel gears, driven bevel gears, threaded ring blocks, T-shaped sliders, limiting blocks, mating blocks, return springs and strip baffles, the splicing and combined structure of the communication manhole has the effect of facilitating the assembly and installation between the box plates. The positioning blocks play a positioning role, the first triangular plates play a strengthening role, the limiting blocks play a role in restricting the positioning blocks, facilitating the assembly and installation between the box plates, and the limiting baffle blocks facilitate the restriction of the position of the adjustment disks, improving the stability of position restriction, achieving the purpose of improving practicability.

[0017] 2. For the splicing and combined structure of the communication manhole, through the settings of cavity blocks, tension springs, positioning sliders, clamping blocks, pulling plates and rectangular blocks, the splicing and combined structure of the communication manhole has the effect of facilitating the assembly and installation between the manhole cover and the box plates. The second triangular plates play a strengthening role, the rectangular blocks play a positioning role, the clamping blocks play a role in restricting the rectangular blocks, facilitating the assembly and installation between the manhole cover and the box plates, achieving the purpose of improving practicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a three-dimensional structural schematic diagram of the utility model;

[0019] Figure 2 is a structural schematic diagram of a top view section of the utility model;

[0020] Figure 3 is a structural schematic diagram of a side view section of the utility model;

[0021] Figure 4 is the utility model Figure 3 is an enlarged structural schematic diagram at A in the utility model;

[0022] Figure 5 is a structural schematic diagram of a partial top view section of the utility model;

[0023] Figure 6 is the utility model Figure 5 is an enlarged structural schematic diagram at B in the utility model.

[0024] In the figure: 1. First box board; 2. Second box board; 3. Manhole cover; 4. First triangular plate; 5. Positioning block; 6. Adjusting box; 7. Second triangular plate; 8. Round rod; 9. Threaded rod; 10. Adjusting disc; 11. Driving bevel gear; 12. Driven bevel gear; 13. Threaded ring block; 14. T-shaped slider; 15. Limiting block; 16. Fitting block; 17. Return spring; 18. Strip-shaped baffle; 19. Cavity block; 20. Tension spring; 21. Positioning slider; 22. Clamping block; 23. Pulling plate; 24. Rectangular block. Detailed implementation manners

[0025] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments.

[0026] Embodiment 1

[0027] Please refer to Figures 1 to 4 , the present invention provides a technical solution: A splicing and combination structure for a communication manhole, including a first box board 1, a second box board 2 and a manhole cover 3. The first box board 1 is in contact with the adjusting box 6 and the second box board 2 respectively. A positioning groove with the front-back direction as the depth direction is opened on one side surface of the adjusting box 6 close to the first box board 1. The end of the positioning block 5 is inserted into the inside of the positioning groove. One side surface of the first box board 1 is respectively provided with a first triangular plate 4 and a positioning block 5. A limiting groove with the up-down direction as the depth direction is opened at the bottom of the positioning block 5. The end of the limiting block 15 away from the threaded ring block 13 is inserted into the inside of the limiting groove. One side surface of the second box board 2 is respectively provided with an adjusting box 6 and a second triangular plate 7. A T-shaped sliding groove with the front-back direction as the depth direction and the up-down direction as the length direction is opened inside the adjusting box 6. The end of the T-shaped slider 14 is located inside the T-shaped sliding groove, and the T-shaped slider 14 can slide along the length direction of the T-shaped sliding groove. A round rod 8 and a threaded rod 9 are respectively rotatably connected inside the adjusting box 6 through bearings. One end of the round rod 8 is provided with an adjusting disc 10, and the other end of the round rod 8 is provided with a driving bevel gear 11. The driving bevel gear 11 is meshed with the driven bevel gear 12 through teeth. The first triangular plate 4 is in contact with the second box board 2. The tops of the first box board 1 and the second box board 2 are both in contact with the bottom of the manhole cover 3. The length of the first box board 1 is greater than the length of the second box board 2. The end of the threaded rod 9 is provided with a driven bevel gear 12. The outer surface of the threaded rod 9 is in transmission connection with a threaded ring block 13. A T-shaped slider 14 is installed behind the threaded ring block 13, and a limiting block 15 is installed on the top of the threaded ring block 13. A fitting block 16 and a return spring 17 are respectively installed on the front surface of the adjusting box 6. The end of the return spring 17 away from the adjusting box 6 is fixedly connected to a strip-shaped baffle 18. A strip-shaped groove is opened on the outer surface of the adjusting disc 10. The end of the strip-shaped baffle 18 is located inside the strip-shaped groove. One side surface of the fitting block 16 is rotatably connected to the strip-shaped baffle 18 through a shaft rod.

[0028] During use, when the first box board 1 and the second box board 2 are assembled and installed, move the first box board 1 and the second box board 2 to align the positioning groove with the positioning block 5. Rotate the strip-shaped baffle 18 to make the strip-shaped baffle 18 leave the strip-shaped groove, so that the return spring 17 is forced to contract. Rotate the adjusting disc 10 to make the round rod 8 drive the driving bevel gear 11 to rotate. The driving bevel gear 11 meshes with the driven bevel gear 12 to make the threaded rod 9 rotate. The threaded rod 9 is in transmission connection with the threaded ring block 13, and the end of the T-shaped slider 14 is located inside the T-shaped sliding groove. Make the threaded ring block 13 drive the T-shaped slider 14 and the limiting block 15 to move, so that the T-shaped slider 14 slides along the length direction of the T-shaped sliding groove, and the end of the limiting block 15 completely enters the inside of the adjusting box 6. Move the first box board 1 and the second box board 2 to make the end of the positioning block 5 enter the inside of the positioning groove, make the front and back of the second box board 2 abut against the first box board 1, and make the first triangular plate 4 abut against the second box board 2. At this time, the positioning block 5 completely enters the inside of the positioning groove, and the limiting groove is aligned with the limiting block 15. Reverse-rotate the adjusting disc 10 to make the threaded rod 9 rotate to drive the threaded ring block 13 to move, so that the end of the limiting block 15 is inserted into the inside of the limiting groove. When the limiting block 15 completely enters the inside of the limiting groove, at this time the strip-shaped groove is aligned with the strip-shaped baffle 18. Release the strip-shaped baffle 18, and through the elastic tension of the return spring 17, make the strip-shaped baffle 18 be inserted into the inside of the strip-shaped groove, which is convenient for restricting the position of the adjusting disc 10, improving the stability of installation and assembly, and improving the practicability.

[0029] Embodiment 2

[0030] Please refer to Figures 1 to 6 , the present utility model provides a technical solution: a splicing and combined structure of a communication manhole. A cavity block 19 is installed on the top of the manhole cover 3. Rectangular grooves with the up-down direction as the depth direction are opened at the bottoms of the cavity block 19 and the manhole cover 3. The end of the rectangular block 24 is inserted into the inside of the rectangular groove. A positioning sliding groove with the left-right direction as the depth direction and the front-back direction as the length direction is opened inside the cavity block 19. A tension spring 20 is installed inside the positioning sliding groove. One end of the tension spring 20 is installed with a positioning slider 21. One end of the positioning slider 21 is installed with a clamping block 22. One end of the clamping block 22 is installed with a pull plate 23. A rectangular block 24 is installed on the top of the second triangular plate 7. A clamping groove with the front-back direction as the depth direction is opened inside the rectangular block 24. The end of the clamping block 22 is inserted into the inside of the clamping groove. The end of the positioning slider 21 is located inside the positioning sliding groove, and the positioning slider 21 can slide along the length direction of the positioning sliding groove.

[0031] In use, when the manhole cover 3 is assembled and installed between the first box board 1 and the second box board 2, pull the pull plate 23, so that the clamping block 22 drives the positioning slider 21 to move, causing the tension spring 20 to contract under force, making the positioning slider 21 slide along the length direction of the positioning chute, so that the end of the clamping block 22 leaves the clamping groove. Then move the manhole cover 3 to align the rectangular groove with the rectangular block 24, and move the manhole cover 3 downward so that the rectangular block 24 enters the interior of the rectangular groove, making the bottom of the manhole cover 3 abut against the tops of the first box board 1 and the second box board 2, and making the second triangular plate 7 abut against the bottom of the manhole cover 3. At this time, the clamping groove on the rectangular block 24 is aligned with the clamping block 22. Release the pull plate 23, and through the elastic tension of the tension spring 20, the end of the clamping block 22 is inserted into the interior of the clamping groove, which is convenient for restricting the position of the rectangular block 24 and facilitating the assembly and installation between the manhole cover 3 and the first box board 1 and the second box board 2, improving the practicability.

[0032] The above is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution of the present invention and its inventive concept, makes equivalent replacements or changes, and all should be covered within the protection scope of the present invention.

Claims

1. A communication manhole splicing assembly structure, comprising a first box plate, a second box plate and a manhole cover, characterized in that: The first triangular plate and the positioning block are respectively installed on one side of the first box plate, and the adjusting box and the second triangular plate are respectively installed on one side of the second box plate, and the inside of the adjusting box is rotatably connected with a round rod and a threaded rod through bearings, and an adjusting disk is installed at one end of the round rod, and an active bevel gear is installed at the other end of the round rod, and a driven bevel gear is installed at the end of the threaded rod. The outer surface of the threaded rod is transmission connected with a threaded ring block, and a T-shaped slider is installed behind the threaded ring block, and a limited block is installed on the top of the threaded ring block. The front of the adjusting box is respectively installed with a matching block and a return spring, and one side of the matching block is rotatably connected with a strip baffle through a shaft rod, and a cavity block is installed on the top of the manhole cover, and a positioning slide groove with the left and right directions as the depth direction and the front and back directions as the length direction is opened in the cavity block, and a tension spring is installed in the positioning slide groove, and a positioning slide block is installed at one end of the tension spring, and a clamping block is installed at one end of the positioning slide, and a pull plate is installed at one end of the clamping block, and a rectangular block is installed on the top of the second triangular plate.

2. A communication manhole splicing combination structure according to claim 1, characterized in that: The first box plate is respectively in contact with the adjustment box and the second box plate. A positioning groove with a depth direction in the front-rear direction is provided on a side of the adjustment box close to the first box plate. The end of the positioning block is inserted into the interior of the positioning groove.

3. A communication manhole splicing combination structure according to claim 1, characterized in that: A T-shaped slide groove is provided inside the regulating box with the front-to-back direction as the depth direction and the up-down direction as the length direction. The end of the T-shaped slider is located inside the T-shaped slide groove, and the T-shaped slider can slide along the length direction of the T-shaped slide groove.

4. A communication manhole splicing combination structure according to claim 1, characterized in that: One end of the return spring away from the adjustment box is fixedly connected to the strip baffle, a strip groove is provided on the outer surface of the adjustment disk, and the end of the strip baffle is located inside the strip groove.

5. A communication manhole splicing combination structure according to claim 1, characterized in that: A limiting groove with the up-down direction as the depth direction is provided at the bottom of the positioning block, and one end of the limiting block away from the threaded ring block is inserted into the limiting groove.

6. A communication manhole splicing and assembly structure according to claim 1, characterized in that: The active bevel gear meshes with the driven bevel gear through teeth, the first triangular plate abuts against the second box plate, the tops of the first box plate and the second box plate abut against the bottom of the manhole cover, and the length of the first box plate is greater than that of the second box plate.

7. A communication manhole splicing and assembly structure according to claim 1, characterized in that: The bottoms of the cavity block and the well cover are both provided with rectangular grooves with the up-down direction as the depth direction, and the ends of the rectangular blocks are inserted into the inside of the rectangular grooves.

8. The communication manhole splicing combination structure according to claim 1 is characterized by: A card slot with a depth direction in the front-to-back direction is provided inside the rectangular block, the end of the card block is inserted into the card slot, the end of the positioning slide block is located inside the positioning slide slot, and the positioning slide block can slide along the length direction of the positioning slide slot.

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