CN217385991U

CN217385991U - Portable observation device for checking valve position

Info

Publication number: CN217385991U
Application number: CN202220593523.1U
Authority: CN
Inventors: 亓祥飞; 寇准; 周源; 褚玮; 马依文; 李小鹏; 姜博文; 葛子乾; 樊卫彬; 石飞
Original assignee: East China Tongbai Water Storage Power Generation Co ltd; State Grid Xinyuan Co Ltd
Current assignee: East China Tongbai Water Storage Power Generation Co ltd; State Grid Xinyuan Co Ltd
Priority date: 2022-03-17
Filing date: 2022-03-17
Publication date: 2022-09-06
Anticipated expiration: 2032-03-17

Abstract

The utility model discloses a portable observation device for checking valve position, including connecting gradually and vertically observation pipe, telescope tube and inspection tube, the corner of observation pipe and telescope tube connection is equipped with first reflector, and the corner that telescope tube and inspection tube are connected is equipped with the second reflector, is equipped with the rotating tube on the inspection tube, and the rotating tube rotates along the axis of inspection tube with the inspection tube to be connected, and the one end that the inspection tube was kept away from to the rotating tube is equipped with the third reflector. The utility model provides a portable observation dress for checking valve position has lightly, does not need to ascend a height or bore a hole, and is safer, has saved the manpower, practices thrift advantages such as operating time.

Description

Portable observation device for checking valve position

Technical Field

The utility model belongs to the technical field of survey auxiliary device technique and specifically relates to a portable observation device for examining valve position is related to.

Background

In some unit maintenance operations, there are some inspection steps in narrow and small space, for example, the position inspection of 18 water inlet and outlet valves of the cooling guide device on the unit needs the operator to carry out ascending inspection one by one, and the space in the wind tunnel is limited, the ascending ladder has the phenomenon that the requirement in safety regulations can not be met, the valve position is at the inner side of the top end of the rotor, the observation is difficult, and the operator climbs insecurely and is very tired. The air outlet valves are arranged on the top cover of the unit, the air outlet valves are arranged in the engine base interval on the top cover, the space of the air outlet valves is narrow, due to the blocking of other equipment, operators need to drill into the interval during inspection and surround a circle, thin pipelines at the bottom are easy to damage, and the bodies are easy to scratch. Increasing the operation difficulty of the operator.

Disclosure of Invention

The utility model discloses an overcome the inspection project in narrow and small space among the prior art operation process, operating personnel observes inconvenient and have the shortcoming of potential safety hazard, provides a portable observation dress for checking valve position, has lightly, need not ascend a height or bore a hole, and is safer, has saved the manpower, advantages such as save operating time.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a portable observation device for inspection valve position, is including connecting gradually and vertically observation pipe, telescope tube and inspection tube, and the corner of observation pipe and telescope tube connection is equipped with first reflector, and the corner that telescope tube and inspection tube are connected is equipped with the second reflector, is equipped with the rotating tube on the inspection tube, and the rotating tube rotates along the axis of inspection tube with the inspection tube to be connected, and the one end that the inspection tube was kept away from to the rotating tube is equipped with the third reflector.

The observation device has portability, and can be stored in a tool bag which is carried about when operation and inspection work are carried out. Need when valve state is observed in narrow and small position, can observe the length of valve with the telescope tube extension, operating personnel can observe the position of valve through the first reflector on the observation pipe. By rotating the rotating pipe, the observation window can rotate in a vertical plane, and the positions of the valves in all directions can be observed. And in the wind tunnel and the pedestrian passage of the waterwheel room, the inspection work can be finished by observing the pedestrian by the round according to the work tickets. The observation device is light and convenient, does not need to ascend or drill a hole, is safer, saves manpower and saves operation time.

Preferably, the included angle between the first reflective mirror and the axis of the inspection tube is 45 degrees, the included angle between the first reflective mirror and the axis of the telescopic tube is 45 degrees, the second reflective mirror is parallel to the first reflective mirror and faces oppositely, and the third reflective mirror is parallel to the first reflective mirror and faces oppositely.

Preferably, the rotating pipe is provided with an adjusting rope, the middle part of the adjusting rope is wound on the rotating pipe, and two ends of the adjusting rope extend towards one side of the observation pipe. The structure can make the rotating tube rotate along with it through the both ends of pulling regulation rope, drives the third reflector and rotates, when needing the adjustment observation angle, need not take out the rotating tube and adjust, conveniently observes.

Preferably, the telescopic sleeve is provided with an elastic locking buckle. The structure can ensure that the telescopic sleeve keeps stable after being extended.

Preferably, the rotating pipe is rotatably connected with the inspection pipe through a connecting pipe, the connecting pipe is in threaded connection with the inspection pipe, and the rotating pipe is rotatably connected with the connecting pipe. The structure can realize the rotary connection of the rotating tube and the inspection tube. And the rotating pipe can be disassembled and assembled according to the requirement.

Preferably, the third reflective mirror is rotatably connected with the rotating tube, the rotating shaft of the rotating tube is perpendicular to the rotating shaft of the third reflective mirror, one end of the rotating tube, which is far away from the inspection tube, is provided with two light-transmitting openings, one of the two light-transmitting openings is arranged on the end surface of the rotating tube, and the other light-transmitting opening is arranged on the side wall of the rotating tube. The structure can enable the third reflector to be switched between a parallel state with the first reflector and a parallel state with the axis of the rotating pipe, when the third reflector is parallel to the first reflector, the valve at the upper, lower, left and right positions can be observed, and when the third reflector is parallel to the axis of the rotating pipe, the third reflector does not work and can directly observe the valve in front of the rotating pipe.

Preferably, the inspection tube is provided with an adjusting handle, and the adjusting handle is fixed with a rotating shaft of the third reflective mirror. The structure is convenient for adjusting the angle of the third reflective mirror.

Preferably, a lighting lamp is arranged on the rotating pipe.

The utility model has the advantages that: (1) the observation device is light and convenient, does not need to ascend or drill a hole, is safer, saves manpower and saves operation time. (2) The rotating pipe can be rotated as required, the observation angle can be adjusted, and the valve positions in the upper direction, the lower direction, the left direction and the right direction can be observed. (3) When the observation angle needs to be adjusted, the adjusting rope can be pulled to adjust, the rotating pipe does not need to be taken out to adjust, and observation is convenient. (4) The third reflecting mirror can be switched between a parallel state with the first reflecting mirror and a parallel state with the axis of the rotating pipe to adjust the viewing direction.

Drawings

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

In the figure: the inspection tube comprises an observation tube 1, a telescopic sleeve 2, an inspection tube 3, a first reflector 4, a second reflector 5, a rotating tube 6, a light-transmitting opening 6.1, a third reflector 7 and an adjusting rope 8.

Detailed Description

The invention is further described with reference to the accompanying drawings and specific embodiments.

Example 1:

as shown in fig. 1, the portable observation device for checking the position of a valve comprises an observation tube 1, a telescopic tube 2 and a checking tube 3 which are sequentially connected and perpendicular, wherein the telescopic tube 2 is provided with an elastic locking buckle. The corner that observation tube 1 and telescopic tube 2 are connected is equipped with first reflector 4, and the corner that telescopic tube 2 and inspection tube 3 are connected is equipped with second reflector 5, is equipped with rotating-tube 6 on the inspection tube 3, and rotating-tube 6 rotates along the axis of inspection tube 3 with inspection tube 3 to be connected, and the one end that inspection tube 3 was kept away from to rotating-tube 6 is equipped with third reflector 7. The rotating tube 6 is provided with a lighting lamp.

The rotating pipe 6 is provided with an adjusting rope 8, the middle part of the adjusting rope 8 is wound on the rotating pipe 6, and two ends of the adjusting rope 8 extend towards one side of the observation pipe 1. The third reflector 7 is rotatably connected with the rotating tube 6, the rotating shaft of the rotating tube 6 is perpendicular to the rotating shaft of the third reflector 7, two light-transmitting openings 6.1 are formed in one end, far away from the inspection tube 3, of the rotating tube 6, one of the two light-transmitting openings 6.1 is arranged on the end face of the rotating tube 6, and the other one of the two light-transmitting openings is arranged on the side wall of the rotating tube 6. An adjusting handle is arranged on the inspection pipe and is fixed with a rotating shaft of the third reflector 7.

The observation device has portability, and can be stored in a tool bag which is carried about when operation and inspection work are carried out. When the state of the valve needs to be observed at a narrow position, the telescopic pipe 2 is extended to the length of the valve, and an operator can observe the position of the valve through the first reflector 4 on the observation pipe 1. By rotating the rotating pipe 6, the observation window can rotate in a vertical plane, and the positions of the valves in all directions can be observed. And in the wind tunnel and the pedestrian passage of the waterwheel room, the inspection work can be finished by observing the pedestrian by the round according to the work tickets. The observation device is light and convenient, does not need to ascend or drill a hole, is safer, saves manpower and saves operation time.

The utility model has the advantages that: (1) this observation device is light, need not ascend a height or bore a hole, and is safer, has saved the manpower, practices thrift operating time. (2) The rotating pipe 6 can be rotated as required, the observation angle can be adjusted, and the valve positions in the up-down, left-right and all directions can be observed. (3) When the observation angle needs to be adjusted, the adjusting rope 8 can be pulled to adjust the observation angle without taking out the rotating pipe 6 to adjust, so that the observation is convenient. (4) The third reflecting mirror 7 can be switched between a parallel state with the first reflecting mirror 4 and a parallel state with the axis of the rotating pipe 6 to adjust the viewing direction.

Claims

1. The utility model provides a portable observation device for inspection valve position, characterized by, including connect gradually and vertically observation pipe, telescope tube and inspection tube, the corner of observation pipe and telescope tube connection is equipped with first reflector, and the corner that telescope tube and inspection tube are connected is equipped with the second reflector, is equipped with the rotating tube on the inspection tube, and the rotating tube rotates along the axis of inspection tube with the inspection tube to be connected, and the one end that the inspection tube was kept away from to the rotating tube is equipped with the third reflector.

2. A portable scope for checking the position of a valve as defined in claim 1 wherein the first mirror is angled at 45 ° to the axis of the tube, the first mirror is angled at 45 ° to the axis of the telescope, the second mirror is parallel and oppositely oriented to the first mirror, and the third mirror is parallel and oppositely oriented to the first mirror.

3. The portable sight glass for checking a valve position of claim 1, wherein the rotation tube is provided with an adjustment string, a middle portion of the adjustment string is wound around the rotation tube, and both ends of the adjustment string extend to one side of the sight tube.

4. The portable viewing device for checking the position of a valve according to claim 1, wherein said telescoping tube is provided with a resilient locking catch.

5. A portable scope for checking the position of a valve as claimed in claim 1, 2, 3 or 4 wherein the rotation tube is rotatably connected to the inspection tube by a connection tube, the connection tube is threadedly connected to the inspection tube, and the rotation tube is rotatably connected to the connection tube.

6. A portable scope for checking the position of a valve as claimed in claim 1, 2, 3 or 4 wherein the third mirror is pivotally connected to a tube which has an axis of rotation perpendicular to the axis of rotation of the third mirror, the tube being provided with two light transmitting ports at the end remote from the tube, one port being provided in the end face of the tube and the other port being provided in the side wall of the tube.

7. The portable viewing device for checking the position of a valve as claimed in claim 6, wherein the inspection tube is provided with an adjustment handle, and the adjustment handle is fixed with a rotating shaft of the third reflective mirror.

8. A portable scope for checking the position of a valve according to claim 1, 2, 3 or 4, wherein the rotating tube is provided with a light.