CN218813901U

CN218813901U - Manhole cover plate for comprehensive pipe gallery

Info

Publication number: CN218813901U
Application number: CN202223595457.0U
Authority: CN
Inventors: 王一峰; 王茂; 杨道鹏
Original assignee: Capital Engineering & Research Inc Ltd
Current assignee: Capital Engineering & Research Inc Ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-04-07
Anticipated expiration: 2032-12-30

Abstract

The utility model provides a manhole cover plate for utility tunnel, the lid is located the manhole department on utility tunnel top relates to utility tunnel, and this manhole cover plate includes initiative apron, driven apron and actuating mechanism, and initiative apron outside limit is provided with the roll wheel, and the inboard limit of initiative apron is articulated through the inboard edge of first hinge structure with driven apron, and the outside limit of driven apron is articulated through second hinge structure and utility tunnel, and actuating mechanism drive roll wheel rolls and winds in order to drive the initiative apron first hinge structure rotates, and driven apron rotates around second hinge structure. The utility model provides a manhole cover plate for utility tunnel can realize opening of manhole cover plate with high facility.

Description

Manhole cover plate for comprehensive pipe gallery

Technical Field

The utility model relates to an underground utility tunnel, in particular to manhole cover plate for utility tunnel.

Background

The utility tunnel is a linear structure which is built under the city and used for accommodating urban engineering pipelines and comprises a trunk line utility tunnel, a branch line utility tunnel and a cable utility tunnel; the utility tunnel is relatively closed and is usually isolated from the ground. In order to appear in the utility tunnel when the dangerous condition, personnel in the utility tunnel can in time flee from ground, and the utility tunnel need set up the mouth of fleing, and the guarantee personnel withdraw smoothly from the piping lane is inside, considers simultaneously to open from the manhole outside under normal conditions and advance to carry out conventional maintenance and maintenance work like the piping lane.

The existing escape manhole cover plate for the pipe gallery usually adopts a stainless steel cover plate and a hinge, and is locked, so that the functions of personnel access, rain prevention and theft prevention are achieved. Because the manhole cover plate is opened by adopting the whole cover plate, the required opening force is large, and manual opening is very laborious and has certain danger; moreover, the opening angle is small, so that people can not conveniently come in and go out in emergency; in addition, no ground prompt is provided before the cover plate is opened, and if an animal or a person stays on the cover plate, the opening of the cover plate is influenced.

In view of the above, the present inventors have designed a manhole cover plate for a utility tunnel through repeated experiments according to production design experiences in this field and related fields for many years, in order to solve the problems in the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model provides a manhole cover plate for utility tunnel can realize opening of manhole cover plate with high facility.

In order to achieve the purpose, the utility model provides a manhole cover plate for utility tunnel, the lid is located the manhole department on utility tunnel top, wherein, manhole cover plate includes initiative apron, driven apron and actuating mechanism, initiative apron outside limit is provided with the wheel that rolls, the inboard limit of initiative apron through first hinge structure with the inboard side of driven apron is articulated, the outside limit of driven apron through second hinge structure with utility tunnel is articulated, the actuating mechanism drive the wheel that rolls is in order to drive the initiative apron winds first hinge structure rotates, driven apron winds second hinge structure rotates.

The manhole cover plate for the comprehensive pipe rack is characterized in that a sliding rail is arranged on the comprehensive pipe rack, and the rolling wheels slide along the sliding rail to realize the folding and the unfolding of the driving cover plate and the driven cover plate.

The manhole cover plate for the comprehensive pipe gallery comprises a driving cover plate, a driving cover plate and rolling wheels, wherein the rolling wheels are arranged at the positions of two vertexes of the driving cover plate respectively, sliding rails are arranged at the positions of two opposite sides of the manhole of the comprehensive pipe gallery respectively, and the rolling wheels are arranged in the sliding rails in an aligned mode.

The manhole cover plate for the utility tunnel as described above, wherein the driving mechanism includes at least a first motor, a first cable, a first fixed pulley, a second fixed pulley and a third fixed pulley, the first fixed pulley is installed on the lower surface of the driven cover plate, the second fixed pulley is installed on the lower surface of the driving cover plate, the third fixed pulley is arranged on the outer side wall of the utility tunnel, one end of the first cable is connected with the rolling wheel, and the other end of the first cable is sequentially wound on the first fixed pulley, the second fixed pulley, the third fixed pulley and connected with the first motor.

The manhole cover plate for the utility tunnel is characterized in that a cable fishhook is arranged on the lower surface of the driving cover plate and the lower surface of the driven cover plate respectively, and the first cable penetrates through the cable fishhook.

The manhole cover plate for the utility tunnel as described above, wherein the utility tunnel is provided with a cable channel which is aligned and matched with the first cable.

The manhole cover plate for the comprehensive pipe rack comprises a driving mechanism, a first motor, a first cable and a second fixed pulley, wherein the driving mechanism further comprises the second motor, the first cable and the second fixed pulley, the first fixed pulley and the first motor are respectively installed on the outer side wall of the comprehensive pipe rack, one end of the first cable is connected with the rolling wheel, and the other end of the first cable is connected with the first motor after being wound on the first fixed pulley.

The manhole cover plate for the comprehensive pipe gallery comprises a first hinge structure and a second hinge structure, wherein the first hinge structure is a hidden hinge structure, and a rubber buffer strip is arranged at the upper part of the hidden hinge structure.

The manhole cover plate for the comprehensive pipe gallery comprises a driving cover plate, a hidden hinge structure and a protecting groove, wherein the protecting groove is formed in the inner side edge of the driving cover plate and matched with the hidden hinge structure in an aligning mode.

The manhole cover plate for the comprehensive pipe rack comprises a controller, wherein the controller is arranged on the outer side edge of the driving cover plate and is electrically connected with the driving mechanism.

Compared with the prior art, the utility model provides a manhole cover plate for utility tunnel has following characteristics and advantage:

the utility model provides a manhole cover plate for utility tunnel, the gyro wheel moves towards under actuating mechanism's drive action the outside limit direction of driven apron removes, and the inboard side of initiative apron, the inboard side rebound of driven apron, initiative apron, driven apron are upright gradually, and the outside limit of initiative apron removes to the outside limit department of driven apron, and the initiative apron promptly, driven apron take place foldingly for first hinge structure, and utility tunnel's manhole is opened, otherwise, after the gyro wheel removed the normal position under actuating mechanism's drive action, initiative apron, driven apron resume to the horizontality again, and the manhole is closed. According to the process of opening and closing the manhole cover plate, the driving cover plate and the driven cover plate are opened in a folding mode, and the resistance of opening the cover plate is effectively reduced.

Drawings

The drawings described herein are for illustration purposes only and are not intended to limit the scope of the present disclosure in any way. In addition, the shapes, the proportional sizes, and the like of the respective members in the drawings are merely schematic for helping the understanding of the present invention, and do not specifically limit the shapes, the proportional sizes, and the like of the respective members of the present invention. The skilled person in the art can, under the teaching of the present invention, choose various possible shapes and proportional dimensions to implement the invention according to the specific situation.

Fig. 1 is a cross-sectional view of a manhole cover plate for a utility tunnel according to the present invention;

FIG. 2 is a right side view of the manhole cover plate of the present invention;

fig. 3 is a bottom view of the center hole cover plate of the present invention;

fig. 4 is a schematic structural view of the middle power mechanism of the present invention.

Description of reference numerals:

1. a rotating shaft; 2. a driven cover plate; 3. a first fixed sheave; 4. a slide rail; 5. a first track lock; 6. a cable hook; 7. a cushion pad; 8. a protective slot; 9. a first hinge structure; 10. a cable channel; 11. a handrail; 12. a rolling wheel; 13. an active cover plate; 14. a first cable; 15. a second fixed pulley 16, a second cable; 17. a third fixed sheave; 18. a first motor, 19, a housing; 20. a switch lead; 21. a second track lock; 22. a controller; 23. an alarm; 24 division line.

Detailed Description

The details of the present invention can be more clearly understood with reference to the accompanying drawings and the description of the embodiments of the present invention. However, the specific embodiments of the present invention described herein are for the purpose of explanation only, and should not be construed as limiting the invention in any way. Given the teachings of the present invention, the skilled person can conceive of any possible variants based on the invention, which should all be considered as belonging to the scope of the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may be present.

The utility model provides a manhole cover plate for utility tunnel, the manhole cover on utility tunnel top is located to the lid, this manhole cover plate includes initiative apron 13, driven apron 2 and actuating mechanism, initiative apron 13 outside limit is provided with rolling wheel 12, the inboard limit of initiative apron 13 is articulated through first hinge structure 9 and driven apron 2, the outside limit of driven apron 2 is articulated through second hinge structure and utility tunnel, actuating mechanism drive rolling wheel 12 rolls and rotates around first hinge structure 9 in order to drive initiative apron 13, driven apron 2 rotates around second hinge structure.

The utility model provides a manhole cover plate for utility tunnel, its initiative apron 13 and driven apron 2 constitute the folding cover plate structure, and gyro wheel 12 and actuating mechanism are deuterogamied, can open manhole cover plate fast, conveniently.

The utility model provides a manhole cover plate for utility tunnel, gyro wheel 12 moves towards under actuating mechanism's drive action driven cover plate 13's outside limit direction removes, the inboard side of initiative apron 13, driven cover plate 2's inboard side rebound, initiative apron 13, driven cover plate 2 stands vertically gradually, the outside limit of initiative apron 13 removes to driven cover plate 2's outside limit department, promptly initiative apron 13, driven cover plate 2 takes place to fold for first hinge structure 9, utility tunnel's manhole is opened, otherwise, after gyro wheel 12 removes the normal position back under actuating mechanism's drive action, initiative apron 13, driven cover plate 2 resumes to the horizontality again, the manhole is closed. According to the process of opening and closing the manhole cover plate, the driving cover plate 13 and the driven cover plate 2 are opened in a folding mode, and the resistance of opening the cover plates is effectively reduced.

In an alternative embodiment of the present invention, the top end of the utility tunnel is provided with a sliding track 4, and the rolling wheels 12 slide along the sliding track 4 to realize the folding and the opening of the driving cover plate 13 and the driven cover plate 2. The sliding guide rail 4 plays a role in limiting and guiding the rolling wheels 12 so as to ensure that the driving cover plate 13 and the driven cover plate 2 can be smoothly folded and unfolded.

In an optional example of the embodiment, rolling wheels 12 are respectively disposed at two vertexes of the driving cover plate 13, sliding rails 4 are respectively disposed at two opposite sides of the top end of the utility tunnel, and the rolling wheels 12 are aligned in the sliding rails 4.

In an alternative example of this embodiment, the two ends of the sliding track 4 are respectively provided with a first track lock 5 and a second track lock 21, the first track lock 5 and the second track lock 21 limit the rolling wheel 12, the positions of the first track lock 5 and the second track lock 21 are respectively the opening position and the closing position of the rolling wheel 12, and the first track lock 5 and the second track lock 21 can also prevent the rolling wheel 12 from sliding out of the sliding track 4.

In an optional embodiment of the present invention, the driving mechanism includes at least a first motor 18, a first cable 14, a first fixed pulley 3, a second fixed pulley 15 and a third fixed pulley 17, the first fixed pulley 3 is installed on the lower surface of the driven cover plate 2, the second fixed pulley 15 is installed on the lower surface of the driving cover plate 13, the third fixed pulley 17 is disposed on the outer side wall of the utility tunnel, one end of the first cable 14 is connected with the rolling wheel 12, and the other end of the first cable 14 is sequentially wound on the first fixed pulley 3, the second fixed pulley 15 and the third fixed pulley 17 and connected with the first motor 18.

In an alternative example of this embodiment, a drive mechanism is provided for each of the rolling wheels 12 in alignment.

In an alternative example of this embodiment, the lower surfaces of the driving cover 13 and the driven cover 2 are respectively provided with a cable hook 6, and the first cable 14 penetrates through the cable hook 6 to limit the first cable 14.

In an alternative example, the cable hook 6 is a tripod-mounted loop roller through which the first cable 14 passes and is slidable within.

In an alternative example of this embodiment, the top end of the utility tunnel is further provided with a cable channel 10 for aligned engagement with the first cable 14. The cable channel 10 is used to accommodate the first cable 14 and prevent the first cable 14 from wearing at the top end of the utility tunnel.

In an alternative example of this embodiment, the driving mechanism further includes a second motor (not shown), a second cable 16 and a fourth fixed pulley (not shown), the fourth fixed pulley and the second motor are respectively installed on the outer sidewall of the utility tunnel, one end of the second cable 16 is connected with the rolling wheel 12, and the other end of the second cable 16 is connected with the second motor after being wound around the fourth fixed pulley.

In an alternative example, a third fixed sheave and a fourth fixed sheave are fixed side by side on the side wall of the manhole at the doorway thereof, providing the passage of the first cable 14 and the second cable 16, respectively.

In an alternative embodiment of the invention, the second hinge structure is in the form of a rotating shaft.

In an alternative embodiment of the present invention, the first hinge structure 9 is a hidden hinge structure, and the upper portion of the hidden hinge structure is provided with a rubber buffer strip to buffer the pressure generated when the cover plate is closed.

In an alternative example of this embodiment, the inner side edge of the active cover plate 13 is provided with a protection slot 8 aligned and matched with the blind hinge structure.

In an alternative example, the protective groove 8 is a stainless steel member and has a V-shape.

In an optional embodiment of the present invention, the main body of the driving cover plate 13 and the main body of the driven cover plate 2 are composed of a square steel frame and a steel cover plate covering the square steel frame, and the steel cover plate is provided with a water dividing line 24 to guide rainwater to flow to four corners from the middle.

In an alternative embodiment of the present invention, the inner side of the driving cover plate 13 and the inner side of the driven cover plate 2 are further provided with a cushion pad 7.

In an alternative example of this embodiment, the cushion pad 7 is a square steel with a spring connected inside, and a circular rubber pad is disposed at the end of the spring for generating an upward counterforce after the cover plate is unlocked, so that a certain angle is generated between the driving cover plate and the driven cover plate.

In an alternative embodiment of the present invention, the manhole cover further includes a controller 22, the controller 22 is disposed on the outer side of the driving cover 13, and the controller 22 is electrically connected to the driving mechanism.

In an alternative example of this embodiment, the controller 22 is further electrically connected to the first rail lock 5 and the second rail lock 21, respectively, to control the opening and closing of the first rail lock 5 and the second rail lock 21.

In an optional example of this embodiment, the manhole cover further includes an alarm 23, the alarm 23 is electrically connected to the controller 22, and the alarm 23 can send out a vibration and a ring alarm before the manhole cover is opened, so as to prevent small animals or irrelevant people from staying, thereby ensuring that the manhole cover can be opened smoothly.

In an optional embodiment of the present invention, the utility model provides a handrail 11 is further disposed on the utility tunnel, the handrail 11 is made of stainless steel and is higher than the manhole top surface by 30mm to 50mm, and when the person goes out, the person can grasp the handrail 11 for assistance so as to facilitate the person to go in and out the manhole.

Referring to fig. 1 to fig. 4, a detailed implementation process of the manhole cover plate for the utility model is described in detail with reference to an embodiment:

the manhole cover comprises a folding cover system consisting of a driving cover 13 and a driven cover 2, and further comprises a driving mechanism and a controller 22. Personnel can adopt electronic starting mode when going out utility tunnel by inside, establish the apron switch (the apron switch passes through switch lead 20 and is connected with controller 22 electricity, the position of apron switch is decided according to the inside condition of utility tunnel) in the piping lane through the start, the controller is at first opened second track lock 21 after the instruction, second track lock 21 opens the back, the apron produces certain angle in dark hinge structure department under the effect of blotter 7 resilience, control first motor 18 afterwards and tighten up first cable 14, the cable passes through third fixed pulley 17, second fixed pulley 15, first fixed pulley 13 back is acted on gyro wheel 12, gyro wheel 12 slides to first track lock 5 department along slip track 4 and touches first track lock and stops the gyro wheel 12 and rolls back, later first motor 18 stops, accomplish a cover opening process. After personnel press the closing switch after entering the utility tunnel, controller 22 receives the instruction and opens first track lock 5, controls second motor 20 afterwards and tightens up second cable 16, and second cable 16 acts on rolling wheel 12 behind the fourth fixed pulley, and rolling wheel 12 slides along sliding rail 4, and second track lock 21 locks the apron after getting back to the initial position, closes second motor 20 afterwards, accomplishes a closing process. The person may swipe the card externally at the controller 22 for electrical activation and deactivation.

The manhole cover plate for the comprehensive pipe rack provided by the utility model realizes the convenience of opening the cover plate by using the cover plate with a folding structure to match with the roller and the sliding track; rainwater is prevented from entering the interior of the pipe gallery through a water diversion line and an inverted V-shaped component arranged on the cover plate; and then the alarm 23 before the cover plate is opened sends out vibration and ring tone to prevent small animals or irrelevant people from stopping to influence the opening of the cover plate.

The utility model provides a manhole cover plate for utility tunnel, intelligence, high efficiency, convenient and waterproof, fully provided utility tunnel staff discrepancy pipe gallery's demand.

In the following description of the embodiments, the invention is described in detail, but the description is not to be construed as limiting the invention for any reason, and in particular, the features described in the different embodiments may be combined with each other as desired, thereby forming other embodiments, and the features are understood to be applicable to any one embodiment and not limited to the described embodiments unless explicitly described to the contrary.

Claims

1. The utility model provides a manhole cover plate for utility tunnel, the lid is located the manhole department on utility tunnel top, a serial communication port, manhole cover plate includes initiative apron, driven apron and actuating mechanism, initiative apron outside limit is provided with the wheel that rolls, the inboard limit of initiative apron through first hinge structure with the inboard side of driven apron is articulated, the outside limit of driven apron through second hinge structure with utility tunnel is articulated, the actuating mechanism drive the wheel that rolls is in order to drive the initiative apron winds first hinge structure rotates, driven apron winds second hinge structure rotates.

2. The manhole cover for a utility tunnel according to claim 1, wherein the utility tunnel is provided with a sliding rail along which the rolling wheels slide to achieve folding and unfolding of the driving cover plate and the driven cover plate.

3. The manhole cover plate for the comprehensive pipe rack according to claim 2, wherein the rolling wheels are respectively arranged at the positions of two vertexes of the driving cover plate, sliding rails are respectively arranged at the positions of two opposite sides of the manhole of the comprehensive pipe rack, and the rolling wheels are oppositely arranged in the sliding rails.

4. The manhole cover for a utility tunnel according to claim 1, wherein the driving mechanism comprises at least a first motor, a first cable, a first fixed pulley, a second fixed pulley and a third fixed pulley, the first fixed pulley is installed on the lower surface of the driven cover plate, the second fixed pulley is installed on the lower surface of the driving cover plate, the third fixed pulley is disposed on the outer sidewall of the utility tunnel, one end of the first cable is connected with the rolling wheel, and the other end of the first cable is sequentially wound around the first fixed pulley, the second fixed pulley, the third fixed pulley and connected with the first motor.

5. The manhole cover for a utility tunnel according to claim 4, wherein the lower surface of the driving cover plate and the lower surface of the driven cover plate are provided with a cable hook, respectively, and the first cable penetrates into the cable hook.

6. The manhole cover for a utility tunnel according to claim 4, wherein the utility tunnel has a cable channel defined therein for mating with the first cable.

7. The manhole cover plate for the utility tunnel according to claim 4, wherein the driving mechanism further comprises a second motor, a second cable and a fourth fixed pulley, the fourth fixed pulley and the second motor are respectively installed on the outer sidewall of the utility tunnel, one end of the second cable is connected with the rolling wheel, and the other end of the second cable is connected with the second motor after being wound around the fourth fixed pulley.

8. The manhole cover for a utility tunnel according to claim 1, wherein the first hinge structure is a blind hinge structure, and a rubber buffer strip is provided on an upper portion of the blind hinge structure.

9. The manhole cover for the utility tunnel according to claim 8, wherein the inner side edge of the active cover plate is provided with a protective groove aligned with the blind hinge structure.

10. The manhole cover for a utility tunnel of claim 1, further comprising a controller, wherein the controller is disposed on an outer side of the active cover plate, and wherein the controller is electrically connected to the driving mechanism.