CN218263980U - Valve well for maintenance - Google Patents

Abstract

The utility model belongs to the technical field of the service valve well and specifically relates to a service valve well is related to, and it is including setting up the well body in the soil body, the well head has been seted up on the top of the well body, the inside of the well body passes through the opening is linked together with the external world, the inside rotation of well head is provided with well lid and cat ladder subassembly, the cat ladder subassembly passes through the well lid covers in the inside of the well body, the inside of the well body still is provided with and is used for driving cat ladder subassembly pivoted drive assembly, the well lid with be provided with the linkage subassembly between the cat ladder subassembly, the well lid with the cat ladder subassembly passes through the linkage subassembly is to opposite direction upset. This application has and makes the service valve well reduce manual operation at the maintenance in-process, makes the maintenance process labour saving and time saving more, improves the effect of the personal safety when the workman is under construction simultaneously.

Description

Service valve well

Technical Field

The application relates to the field of service valve wells, in particular to a service valve well.

Background

The valve well is a junction for opening and closing a part of pipe networks or performing maintenance operation conveniently by using valves of underground pipelines and underground pipelines (such as tap water, oil and natural gas pipelines) and arranging the valves in a pit (or well) similar to a small room, so that the pipelines can be checked, cleaned and dredged regularly and the pipelines can be prevented from being blocked.

The traditional valve inspection well is divided into a brick valve well and a reinforced concrete valve well; there are usually both round and square shapes according to shape; the valve is provided with a gate valve, a butterfly valve, a stop valve, a ball valve, a hydraulic control valve, a diaphragm valve and the like according to the variety of the valve; the connection of the pipe to the well body is usually rigid.

Aiming at the related technologies, the inventor thinks that the manhole valve needs to lift the manhole cover at the wellhead manually when the manhole valve is overhauled, the operation is time-consuming and labor-consuming, and the potential safety hazard of workers during construction can be increased.

SUMMERY OF THE UTILITY MODEL

Reduce manual operation at the maintenance in-process for the service valve well, make the maintenance process labour saving and time saving more, the personal safety when improving the workman construction simultaneously, this application provides a service valve well.

The application provides a service valve well adopts following technical scheme:

the utility model provides an inspection valve well, is including setting up the well body in the earth, the well head has been seted up on the top of the well body, the inside of the well body is passed through the well head is linked together with the external world, the inside of well head is rotated and is provided with well lid and cat ladder subassembly, the cat ladder subassembly passes through the well lid covers in the inside of the well body, the inside of the well body still is provided with and is used for driving cat ladder subassembly pivoted drive assembly, the well lid with be provided with the linkage subassembly between the cat ladder subassembly, the well lid with the cat ladder subassembly passes through the linkage subassembly is to opposite direction upset.

Through adopting above-mentioned technical scheme, can overturn the well lid is automatic through drive assembly and linkage subassembly to reduce the artificial operation of opening the well lid, utilize the cat ladder subassembly to make things convenient for the workman to enter into the inside of the well body simultaneously, utilize the linkage subassembly to make well lid and cat ladder subassembly open or close simultaneously, make the service valve well reduce manual operation in the maintenance process, make the maintenance process labour saving and time saving more, improve the personal safety when the workman constructs simultaneously.

Optionally, the linkage assembly includes two linkage gears engaged with each other, one of the two linkage gears is coaxially disposed with the rotation shaft of the well lid, and the other linkage gear is coaxially disposed with the rotation shaft of the ladder stand assembly.

Through adopting above-mentioned technical scheme, the mode of two linkage gears is adopted to the linkage subassembly for the angle change between well lid and the cat ladder subassembly is more synchronous, makes the linkage between well lid and the cat ladder subassembly more stable.

Optionally, drive assembly includes the winder and is used for the drive winder pivoted driving piece, the winder with be provided with flexible connection rope between the cat ladder subassembly, connect the one end of rope with the cat ladder subassembly links to each other, connect the other end of rope around roll up in on the outer peripheral face of winder.

Through adopting above-mentioned technical scheme, rotate the cat ladder subassembly through winder and connection rope for the rotation of cat ladder subassembly is more steady, and driving motor is more laborsaving when driving the winder, thereby reduces the energy consumption when rotating the cat ladder subassembly.

Optionally, the well lid orientation one side sliding connection of cat ladder subassembly has the bracing piece, the well lid with when the cat ladder subassembly rotates to vertical state, the one end of bracing piece with the well lid slides and links to each other, the other end of bracing piece extends to the direction of cat ladder subassembly, the bracing piece slide to with the well lid with angle between the cat ladder subassembly passes through the bracing piece is fixed.

Through adopting above-mentioned technical scheme, when well lid and cat ladder subassembly rotate to vertical state, utilize the bracing piece can reduce well lid and the circumstances of cat ladder subassembly antiport to reduce the pulling force of motor to the cat ladder subassembly, improve the stability between well lid and the cat ladder subassembly.

Optionally, the bracing piece with the one end that the well lid slides and links to each other is provided with first connecting portion, the gyration is provided with first locking piece on the first connecting portion, first locking piece cover is located the outside of bracing piece and with the bracing piece screw thread links to each other, first locking piece is followed first connecting portion is close to and extrudees during the well lid, the bracing piece with the relative position of well lid passes through first locking piece is together fixed.

Through adopting above-mentioned technical scheme, the bracing piece can be through the joint strength between first locking piece and the well lid to in-process closed or opened at the well lid keeps the stability of bracing piece, when well lid and cat ladder subassembly all rotate to vertical state simultaneously, utilizes first locking piece can reduce to take place to break away from between bracing piece and the well lid, improves the support intensity of bracing piece.

Optionally, one end of the supporting rod extending to the ladder stand component is provided with a second connecting portion, a second locking piece is rotatably arranged on the second connecting portion, the second locking piece is sleeved outside the second connecting portion and is in threaded connection with the second connecting portion, and when the second locking piece approaches the ladder stand component along the second connecting portion, the relative position between the supporting rod and the ladder stand component is fixed together through the second locking piece.

Through adopting above-mentioned technical scheme, utilize the second locking piece can improve the stability between bracing piece and the cat ladder subassembly, improve the use strength of cat ladder subassembly to stability when improving the cat ladder subassembly and using.

Optionally, a clamping block is rotatably arranged at an end of one end, facing the ladder stand component, of the second locking component, one end of the clamping block is rotatably connected with the second locking component, a clamping groove is formed in the other end of the clamping block, and the clamping block is close to the ladder stand component through the second locking component and is connected with the ladder stand component in a clamped mode through the clamping groove.

Through adopting above-mentioned technical scheme, utilize fixture block and draw-in groove can improve the suitability between second locking piece and the cat ladder, increase the joint strength between second locking piece and the cat ladder subassembly, further improve the support effect of bracing piece.

Optionally, the cat ladder subassembly include with well body gyration continuous main ladder and vice ladder, vice ladder is followed the length direction of main ladder with main ladder slides and links to each other, the gyration is provided with a plurality of screw thread locking pieces on the vice ladder, main ladder with relative position between the vice ladder is together fixed through screw thread locking piece.

Through adopting above-mentioned technical scheme, the main ladder that slides and link to each other and vice ladder can increase the length of cat ladder subassembly, improve the suitability of cat ladder subassembly to the well body, utilize screw locking piece can improve the joint strength between main ladder and the vice ladder simultaneously, improve the stability of cat ladder subassembly.

In summary, the present application includes at least one of the following beneficial technical effects:

the manhole cover can be automatically turned over through the driving assembly and the linkage assembly, so that manual operation of opening the manhole cover is reduced, meanwhile, workers can conveniently enter the inside of the manhole body through the ladder stand assembly, the manhole cover and the ladder stand assembly can be simultaneously opened or closed through the linkage assembly, manual operation of the maintenance valve well is reduced in the maintenance process, the maintenance process is more time-saving and labor-saving, and meanwhile, the personal safety of the workers during construction is improved;

the linkage assembly adopts a mode of two linkage gears, so that the angle change between the well cover and the ladder stand assembly is more synchronous, and the linkage between the well cover and the ladder stand assembly is more stable;

when well lid and cat ladder subassembly rotate to vertical state, utilize the bracing piece can reduce the well lid and the circumstances of cat ladder subassembly antiport to reduce the pulling force of motor to the cat ladder subassembly, improve the stability between well lid and the cat ladder subassembly.

Drawings

FIG. 1 is a schematic view of the internal structure of a service valve well according to the present application.

Fig. 2 is a schematic view of a linkage structure of a driving assembly and a ladder assembly in an embodiment of the application.

FIG. 3 is a schematic structural diagram of a linkage assembly according to an embodiment of the present application.

Figure 4 is the well lid and cat ladder subassembly vertical state schematic diagram in this application embodiment.

Fig. 5 is a schematic view of a connection structure of the support rod and the well lid in the embodiment of the application.

Figure 6 is a schematic view of the connection structure of the support rod and the ladder assembly in the embodiment of the application.

Figure 7 is a cat ladder subassembly structure sketch map of this application embodiment.

Description of reference numerals: 1. a well body; 11. a wellhead; 2. a well cover; 21. a first rotating shaft; 22. a sliding groove; 3. a ladder assembly; 31. a second rotating shaft; 32. a main ladder; 33. an auxiliary ladder; 34. jacking the bolt; 4. a linkage assembly; 41. a linkage gear; 5. a drive assembly; 51. a reel; 52. a drive motor; 53. connecting ropes; 6. a limiting component; 61. a support bar; 62. a first connection portion; 621. a slider; 63. a second connecting portion; 64. a first locking member; 65. a second locking member; 66. a clamping block; 661. a clamping groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses a service valve well. Referring to fig. 1, the service valve well comprises a well body 1 arranged underground, a well mouth 11 is arranged at the top end of the well body 1, and the inside of the well body 1 is communicated with the outside through the well mouth 11. The well lid 2 is connected in 11 middle rotating shaft of well heads, and the one end fixed connection of well lid 2 has the first axis of rotation 21 of level setting, and well lid 2 overturns through the axis of first axis of rotation 21 along first axis of rotation 21. The inside of well body 1 rotates and is connected with cat ladder subassembly 3, and the one end fixedly connected with second axis of rotation 31 of cat ladder subassembly 3, and the axis direction of second axis of rotation 31 and first axis of rotation 21 is the same, and cat ladder subassembly 3 passes through the axis upset of second axis of rotation 31 along second axis of rotation 31. Be provided with linkage assembly 4 between cat ladder subassembly 3 and the well lid 2, well lid 2 and cat ladder subassembly 3 pass through linkage assembly 4 and overturn to opposite direction. The internally mounted of well body 1 has drive assembly 5, and when cat ladder subassembly 3 passed through drive assembly 5 and overturns in to the well body 1, well lid 2 overturns to the direction of opening through linkage assembly 4.

The one end that cat ladder subassembly 3 and well body 1 rotate and link to each other is cat ladder subassembly 3's rotation end, and cat ladder subassembly 3 keeps away from to rotate the one end that links to each other with well body 1 and be cat ladder subassembly 3's free end.

Referring to fig. 2 and 3, the linkage assembly 4 includes two intermeshing linkage gears 41. Of the two interlocking gears 41, one interlocking gear 41 is fixed coaxially with the first rotating shaft 21, and the other interlocking gear 41 is fixed coaxially with the second rotating shaft 31. When the first rotating shaft 21 rotates, the two link gears 41 rotate in opposite directions, and the ladder assembly 3 and the manhole cover 2 rotate in opposite directions.

Referring to fig. 2, the driving assembly 5 includes a reel 51 rotatably disposed inside the well body 1 and a driving motor 52 for driving the reel 51 to rotate. The reel 51 has the same axis as the first rotating shaft 21 and is rotatably coupled to the sidewall of the well body 1. The shell of the driving motor 52 is fixedly connected with the side wall of the well body 1, and the output shaft of the driving motor 52 is coaxially fixed with the reel 51.

A flexible connecting rope 53 is fixedly connected between the winder 51 and the free end of the ladder assembly 3. One end of the connecting rope 53 is fixedly connected with the free end of the ladder stand component 3, and the other end of the connecting rope 53 is wound on the side wall of the winder 51. When the driving motor 52 drives the reel 51 to rotate and the length of the connecting rope 53 is reduced, the ladder stand component 3 turns towards the inside of the well body 1, and the well lid 2 turns towards the opening direction; when the length of connecting rope 53 increases, well lid 2 is through the upset of self gravity to the direction of closing, and cat ladder subassembly 3 is to the upset of well head 11's direction.

Referring to fig. 4, the well lid 2 is connected with a limiting component 6 towards the inside side wall of the well body 1 in a sliding manner, and when the well lid 2 and the ladder stand component 3 are both rotated to a vertical state, the limiting component 6 can slide to be opposite to the ladder stand component 3 so as to limit the angle between the well lid 2 and the ladder stand component 3.

Referring to fig. 4 and 5, the limiting assembly 6 comprises a supporting rod 61, and when the well lid 2 and the ladder stand assembly 3 are both rotated to the vertical state, the supporting rod 61 is rotated to the vertical state along with the well lid 2. The well lid 2 has been seted up sliding tray 22 towards on the inside lateral wall of well body 1, and sliding tray 22's cross-section is the T type. The top end integrated into one piece of bracing piece 61 has the first connecting portion 62 of horizontal setting, and the one end of first connecting portion 62 links to each other with bracing piece 61 is fixed, and the end fixedly connected with sliding block 621 of the other end of first connecting portion 62, sliding block 621 is located the inside of sliding tray 22 and links to each other with sliding tray 22 slip.

Referring to fig. 5, the first connecting portion 62 is sleeved with a first locking member 64, and the first connecting portion 62 penetrates through the first locking member 64 and is in threaded connection with the first locking member 64. When the first locking member 64 is close to the manhole cover 2 in the axial direction of the first connecting portion 62, the first locking member 64 presses the manhole cover 2 toward the end surface of the manhole cover 2, so that the relative position between the support rod 61 and the manhole cover 2 is fixed by friction.

Referring to fig. 4 and 6, a second connecting portion 63 is integrally formed at an end of the supporting rod 61 away from the first connecting portion 62, and a length direction of the second connecting portion 63 is the same as a direction of the first connecting portion 62. The second connecting portion 63 is sleeved with a second locking member 65, and the second connecting portion 63 penetrates through the second locking member 65 and is in threaded connection with the second locking member 65. A clamping block 66 is connected to the end of one end, facing the ladder assembly 3, of the second locking member 65 in a rotating manner, one end of the clamping block 66 is connected with the second locking member 65 in a rotating manner, and a clamping groove 661 is formed in one end, facing away from the second locking member 65, of the clamping block 66. When the second locking member 65 is close to the ladder assembly 3 along the axis direction of the second connecting part 63, the clamping block 66 is close to the ladder assembly 3 along with the second locking member 65 and is clamped and fixed with the ladder assembly 3 through the clamping groove 661, so that the relative positions of the ladder assembly 3 and the support rod 61 along the length direction of the ladder assembly 3 are fixed.

Referring to figure 7, the ladder assembly 3 comprises a main ladder 32 and an auxiliary ladder 33 slidably connected to each other. One end of the main ladder 32 is connected to the inside of the well body 1 by a second rotation. The auxiliary ladder 33 is disposed opposite to the main ladder 32 and slidably coupled to the main ladder 32 in a length direction of the main ladder 32. A plurality of tightening bolts 34 are threadedly coupled to the auxiliary step 33, and when the tightening bolts 34 approach the main step 32, the end surfaces of the threaded ends of the tightening bolts 34 press the main step 32 to fix the relative positions of the main step 32 and the auxiliary step 33.

The implementation principle of this application embodiment service valve well does: when constructor need carry out pump valve and overhaul, at first start driving motor 52, make driving motor 52 drive winder 51 and rotate thereby will connect rope 53 and wind on the periphery of winder 51, it pulls main ladder 32 to overturn to the inside of well body 1 to connect rope 53, main ladder 32 makes well lid 2 rotate to the direction of opening through coupling assembling simultaneously, when well lid 2 and main ladder 32 rotate to vertical state, stop driving motor 52, then the bracing piece 61 is relative with main ladder 32 to the second locking piece 65 that slides, then be in the same place bracing piece 61 is fixed with well lid 2 through first locking piece 64, it is together fixed with main ladder 32 with bracing piece 61 through second locking piece 65, thereby the angle between restriction well lid 2 and the main ladder 32, thereby accomplish opening of well lid 2.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a service valve well, is including setting up the well body (1) in the soil body, well head (11) have been seted up on the top of the well body (1), the inside of the well body (1) is passed through well head (11) are linked together its characterized in that with the external world: the inside of well head (11) is rotated and is provided with well lid (2) and cat ladder subassembly (3), cat ladder subassembly (3) are passed through well lid (2) cover is in the inside of the well body (1), the inside of the well body (1) still is provided with and is used for driving cat ladder subassembly (3) pivoted drive assembly (5), well lid (2) with be provided with linkage subassembly (4) between cat ladder subassembly (3), well lid (2) with cat ladder subassembly (3) are passed through linkage subassembly (4) are to opposite direction upset.

2. A service valve well as defined in claim 1, wherein: the linkage assembly (4) comprises two linkage gears (41) which are meshed with each other, wherein one of the linkage gears (41) is coaxially arranged with a rotating shaft of the well lid (2), and the other linkage gear (41) is coaxially arranged with a rotating shaft of the ladder stand assembly (3).

3. A service valve well as defined in claim 1, wherein: drive assembly (5) include winder (51) and be used for the drive winder (51) pivoted driving piece, winder (51) with be provided with flexible connection rope (53) between cat ladder subassembly (3), the one end of connecting rope (53) with cat ladder subassembly (3) link to each other, the other end of connecting rope (53) around roll up in on the outer peripheral face of winder (51).

4. A service valve well as defined in claim 1, wherein: well lid (2) orientation one side sliding connection of cat ladder subassembly (3) has bracing piece (61), well lid (2) with when cat ladder subassembly (3) rotated to vertical state, the one end of bracing piece (61) with well lid (2) slide and link to each other, the other end of bracing piece (61) extends to the direction of cat ladder subassembly (3), bracing piece (61) slide to with well lid (2) with angle between cat ladder subassembly (3) passes through bracing piece (61) is fixed.

5. A service valve well according to claim 4, wherein: bracing piece (61) with the one end that well lid (2) slide to link to each other is provided with first connecting portion (62), the gyration is provided with first locking piece (64) on first connecting portion (62), first locking piece (64) cover is located the outside of bracing piece (61) and with bracing piece (61) screw thread links to each other, first locking piece (64) are followed first connecting portion (62) are close to and extrude during well lid (2), bracing piece (61) with the relative position of well lid (2) passes through first locking piece (64) are fixed together.

6. A service valve well according to claim 5, wherein: the bracing piece (61) stretch to the one end of cat ladder subassembly (3) is provided with second connecting portion (63), the gyration is provided with second locking piece (65) on second connecting portion (63), second locking piece (65) cover is located the outside of second connecting portion (63) and with second connecting portion (63) threaded connection, second locking piece (65) are followed second connecting portion (63) are close to when cat ladder subassembly (3), bracing piece (61) with relative position between cat ladder subassembly (3) passes through second locking piece (65) are fixed together.

7. A service valve well according to claim 6, wherein: the end of one end, facing the ladder climbing assembly (3), of the second locking piece (65) is provided with a clamping block (66) in a rotating mode, one end of the clamping block (66) is connected with the second locking piece (65) in a rotating mode, the other end of the clamping block (66) is provided with a clamping groove (661), and the clamping block (66) is close to the ladder climbing assembly (3) through the second locking piece (65) and is connected with the ladder climbing assembly (3) in a clamping mode through the clamping groove (661).

8. A service valve well as defined in claim 1, wherein: the ladder stand assembly (3) comprises a main ladder (32) and an auxiliary ladder (33) which are connected with the well body (1) in a rotary mode, the auxiliary ladder (33) is arranged along the length direction of the main ladder (32) and connected with the main ladder (32) in a sliding mode, a plurality of thread locking pieces are arranged on the auxiliary ladder (33) in a rotary mode, and the main ladder (32) and the auxiliary ladder (33) are fixed together in a relative position through the thread locking pieces.

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