CN217951284U - Actuating mechanism for controlling opening and closing of ball valve in valve well - Google Patents

Abstract

The utility model discloses an actuating mechanism for controlling the opening and closing of a ball valve in a valve well, which comprises a driving rod component; a driving rod assembly is arranged on a well cover of the valve well in a sealing and penetrating mode, and a driving bevel gear is fixedly sleeved on the outer wall of the bottom of the driving rod assembly; a first bevel gear in meshed transmission connection with the driving bevel gear is coaxially sleeved and fixed at one end of the transmission shaft, and a second bevel gear in meshed transmission connection with the driven bevel gear is coaxially sleeved and fixed at the other end of the transmission shaft. The advantages are that: the driving handle is rotated, and the sleeve is driven by the central shaft to synchronously rotate under the matching action of the clamping plate and the clamping groove; under the action of the second bevel gear, the driven bevel gear drives a driving shaft of the ball valve to rotate, so that the opening and closing of the ball valve are controlled; the ball valve is controlled in the well cover that does not need the staff to open the valve well and get into the valve well, and only need stand subaerial and can realize opening and close of ball valve through operating the actuating handle, has reduced intensity of labour, avoids the potential safety hazard that exists in getting into the valve well.

Description

Actuating mechanism for controlling opening and closing of ball valve in valve well

The technical field is as follows:

the utility model relates to a gas conveying equipment technical field, in particular to an actuating mechanism that is used for ball valve to open and close in control valve well.

Background art:

in the laying of urban gas pipe networks, a gas valve well is usually arranged, which is convenient for opening and closing part of pipe network operation or maintenance operation; namely, when part of the pipe network fails or in the normal maintenance operation process, workers need to open the sealing well cover and then enter the gas valve well to open or close the ball valve in the gas valve well; so, not only intensity of labour is big, when having the gas leakage phenomenon in the gas valve well, has great potential safety hazard moreover.

The utility model has the following contents:

an object of the utility model is to provide a be favorable to reducing intensity of labour and avoiding the actuating mechanism that is used for ball valve to open and close in control valve well of potential safety hazard.

The utility model discloses implement by following technical scheme: an actuating mechanism for controlling the opening and closing of a ball valve in a valve well comprises a transmission shaft, a driving rod assembly and a driven bevel gear, wherein the driven bevel gear is sleeved and fixed at the input end of the driving shaft of the ball valve; the driving rod assembly is arranged on a well cover of the valve well in a sealing and penetrating mode, and a driving bevel gear is fixedly sleeved on the outer wall of the bottom of the driving rod assembly; the gas pipeline between the driving bevel gear and the ball valve is connected with a shaft seat through a pipe clamp, the transmission shaft penetrates through the shaft seat in a sliding mode and is horizontally arranged, a first bevel gear in meshed transmission connection with the driving bevel gear is fixedly arranged at one end of the transmission shaft in a coaxial sleeved mode, and a second bevel gear in meshed transmission connection with the driven bevel gear is fixedly arranged at the other end of the transmission shaft in a coaxial sleeved mode.

Further, the driving rod assembly comprises a hollow sleeve and a central shaft coaxially and slidably arranged in the sleeve; the top end of the sleeve is rotatably installed on the well cover, a clamping groove is formed in the bottom surface of the sleeve along the axial direction, the top end of the central shaft penetrates out of the sleeve, and the bottom end of the central shaft penetrates out of the sleeve and is fixedly provided with a clamping plate which is movably clamped in the clamping groove.

Furthermore, the top surface of the well lid is provided with a groove, and the top end of the central shaft is fixedly provided with a driving handle movably arranged in the groove.

Furthermore, a pressing block is screwed at the groove bottom of the groove and movably clamped on the top surface of the driving handle.

The utility model has the advantages that: when the ball valve in the valve well is driven by the utility model, the central shaft is pulled by the driving handle to rise upwards along the sleeve, and after the clamping plate of the central shaft is clamped in the clamping groove, the driving handle is rotated, and under the matching action of the clamping plate and the clamping groove, the central shaft drives the sleeve to rotate synchronously; meanwhile, the driving bevel gear drives the first bevel gear, the transmission shaft and the second bevel gear to synchronously rotate, and the driven bevel gear drives the driving shaft of the ball valve to rotate under the action of the second bevel gear so as to control the opening and closing of the ball valve; therefore, through using the utility model discloses, do not need the staff to open the well lid entering valve of valve well and handle the ball valve in the well, and only need stand and can realize opening and close of ball valve through operation drive handle subaerially at the well head of valve well, greatly reduced intensity of labour, and avoid the potential safety hazard that exists in the entering valve well.

Description of the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a view taken along direction a of fig. 1.

Fig. 3 is a view from direction B of fig. 1.

Fig. 4 is a schematic view of the usage state of the present invention.

Fig. 5 is a view in the direction C of fig. 4.

The parts in the drawings are numbered as follows: the device comprises a transmission shaft 1, a driving rod assembly 2, a sleeve 2.1, a clamping groove 2.11, a central shaft 2.2, a clamping plate 2.3, a ball valve 3, a driving shaft 4, a driven bevel gear 5, a well cover 6, a groove 6.1, a driving bevel gear 7, a gas pipeline 8, a pipe clamp 9, a shaft seat 10, a first bevel gear 11, a second bevel gear 12, a driving handle 13, a bearing 14 and a pressing block 15.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "front", "rear", "top", "bottom", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 5, the utility model provides an actuating mechanism for controlling the opening and closing of a ball valve in a valve well, which comprises a transmission shaft 1, a driving rod assembly 2 and a driven bevel gear 5; a driving rod assembly 2 which is rotatably arranged is hermetically penetrated on a well cover 6 of the valve well, and the driving rod assembly 2 comprises a hollow sleeve 2.1 and a central shaft 2.2 which is coaxially and slidably penetrated in the sleeve 2.1; the top surface of the well lid 6 is provided with a groove 6.1, the bottom of the groove 6.1 is provided with a bearing 14 hole for clamping the bearing 14, and the bearing 14 is arranged in the bearing 14 hole; the top end of the sleeve 2.1 penetrates through the bottom surface of the well lid 6 and is rotatably arranged in the bearing 14, and the sleeve 2.1 is tightly matched with the bearing 14; the top end of the central shaft 2.2 penetrates through the top end pipe orifice of the sleeve 2.1 and is fixed with a driving handle 13 movably arranged in the groove 6.1, the bottom surface of the sleeve 2.1 is provided with a clamping groove 2.11 along the axial direction, the bottom end of the central shaft 2.2 penetrates through the bottom end pipe orifice of the sleeve 2.1 and is fixed with a clamping plate 2.3 movably clamped in the clamping groove 2.11; when the utility model is not used, the driving handle 13 is arranged in the groove 6.1 of the well cover 6, which does not affect normal traffic and is beautiful; when the ball valve 3 in the valve well is driven by using the utility model, the central shaft 2.2 is pulled by the driving handle 13 to rise upwards along the sleeve 2.1 until the clamping plate 2.3 of the central shaft 2.2 is clamped in the clamping groove 2.11, the driving handle 13 is rotated, and the central shaft 2.2 drives the sleeve 2.1 to rotate synchronously under the matching action of the clamping plate 2.3 and the clamping groove 2.11; the bottom of the groove 6.1 of the well lid 6 is in threaded connection with a pressing block 15, and the pressing block 15 is movably clamped on the top surface of the driving handle 13; after the operation is finished, the central shaft 2.2 moves downwards along the sleeve 2.1 by pressing the driving handle 13 until the driving handle 13 retracts into the groove 6.1; compress tightly actuating handle 13 through briquetting 15, guarantee that cardboard 2.3 and draw-in groove 2.11's position is corresponding, be favorable to improving work efficiency next time, avoid exogenic action to make actuating handle 13 take place to rotate the back, the dislocation takes place for cardboard 2.3 and draw-in groove 2.11's position, when promoting center pin 2.2 next time, can not realize timely 2.3 joints of cardboard in draw-in groove 2.11.

A driving bevel gear 7 is fixedly sleeved on the outer wall of the bottom of a sleeve 2.1 of the driving rod assembly 2, and a driven bevel gear 5 is fixedly sleeved on the input end of a driving shaft 4 of the ball valve 3; a gas pipeline 8 between the driving bevel gear 7 and the ball valve 3 is connected with an axle seat 10 through a pipe clamp 9, the transmission shaft 1 penetrates through the axle seat 10 in a sliding mode and is horizontally arranged, and the transmission shaft 1 is in tight fit with the axle seat 10; the transmission shaft 1 is fixed on a gas pipeline 8 through a pipe clamp 9, so that the assembly and disassembly are convenient; a first bevel gear 11 in meshed transmission connection with the driving bevel gear 7 is coaxially sleeved and fixed at one end of the transmission shaft 1, and a second bevel gear 12 in meshed transmission connection with the driven bevel gear 5 is coaxially sleeved and fixed at the other end of the transmission shaft 1; in the process of driving the sleeve 2.1 to synchronously rotate through the driving central shaft 2.2, the driving bevel gear 7 drives the first bevel gear 11, the transmission shaft 1 and the second bevel gear 12 to synchronously rotate, and the driven bevel gear 5 drives the driving shaft 4 of the ball valve 3 to rotate under the action of the second bevel gear 12, so as to control the opening and closing of the ball valve 3; therefore, through using the utility model discloses, do not need the staff to open 6 entering valve shafts of well lid of valve shaft and manipulate ball valve 3, and only need stand and can realize opening and close of ball valve 3 through operation drive handle 13 subaerially at the well head of valve shaft, greatly reduced intensity of labour, and avoid the potential safety hazard that exists in the entering valve shaft.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (4)

1. An actuating mechanism for controlling the opening and closing of a ball valve in a valve well is characterized by comprising a transmission shaft, a driving rod assembly and a driven bevel gear, wherein the driven bevel gear is fixedly sleeved at the input end of a driving shaft of the ball valve; the driving rod assembly is arranged on a well cover of the valve well in a sealing and penetrating mode, and a driving bevel gear is fixedly sleeved on the outer wall of the bottom of the driving rod assembly; the gas pipeline between the driving bevel gear and the ball valve is connected with a shaft seat through a pipe clamp, the transmission shaft penetrates through the shaft seat in a sliding mode and is horizontally arranged, a first bevel gear in meshed transmission connection with the driving bevel gear is fixedly arranged at one end of the transmission shaft in a coaxial sleeved mode, and a second bevel gear in meshed transmission connection with the driven bevel gear is fixedly arranged at the other end of the transmission shaft in a coaxial sleeved mode.

2. The actuator according to claim 1, wherein the drive rod assembly comprises a hollow sleeve and a central shaft coaxially slidably disposed in the sleeve; the top end of the sleeve is rotatably installed on the well cover, a clamping groove is formed in the bottom surface of the sleeve along the axial direction, the top end of the central shaft penetrates out of the sleeve, and the bottom end of the central shaft penetrates out of the sleeve and is fixedly provided with a clamping plate which is movably clamped in the clamping groove.

3. The actuating mechanism for controlling the opening and closing of the ball valve in the valve well according to claim 2, wherein a groove is formed in the top surface of the well cover, and a driving handle movably arranged in the groove is fixed to the top end of the central shaft.

4. The actuating mechanism for controlling the opening and closing of the ball valve in the valve well according to claim 3, wherein a pressing block is screwed on the bottom of the groove, and the pressing block is movably clamped on the top surface of the driving handle.

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